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Ordinance 703 4,„ 2 - - ORIGINL 0}.DINa.NCE NO, 703 (ELectrical. code) VI - .• , • • • „- ' p -646414,410 S . CONTSSIS �~ * E LECTRIC CODE ~s_ � atom w� Ob. Get And 60400 ,' ^ . . - ~ ^ ~ ^ ~ - ~ ° ° ~ ' ~ ^ ^ ^ ^ ^ ^ ~ ^ ^ ^ ` ^ ^ ^ ^ ^ ~ ' ~ ~ ' ` ^ ^ ~ wwomt ° ` ^ . , . ~ ° , ° ~ , , , , , , , ^ . _ . . ° , ^ . ^ , , ' ,Swart of Stootriotii fausainors • '4' txaminations \ ' ( ^ - ion P eraPassing 02%40 Natio. of Oro*, � ^ , , , . . . , � . . . . . . . . . w ��-_ ~ . . , , . . ^ . ^ , . , . . , ° ° . - ~ . ~ . ~ ^ ° ' , . . ~ ~ ~ . ' ^ , ' ^ . - ~ - ^ ~ _ , . . . . , ~ . , ~ * " m . ° ° ° ' - . . . . ~ . . . . . . � . . ^ ~ - . ' - ° ~ . ~ ~ ~ . , ^ ~ - . . ` . ^ ' . ^ ~ ~ � . ^ , ^ . " ° . . , ° . . ~ ~ ' . , . ~ ~ ° ° ° of Satter Itlectrlotans ~ . ^ . . ^ . ^ . ^ ' , - ' ' . , , t ~ . ~ " ° Registrationofw " ° . . . . ~ ^ ~ - worker* w ~ ~ ° ° ` ' ~ ^ ^ ~ ^ , ^ ' . ~ - . ^ ' ° ° _ __ ° ' . , . � ^ . ^ ~ ^ " ~ . ~ . . ^ . . . . . . ' ' , ' . . , - $ohodulo of tamotostion Foos ° . ' ^ - - . ~ ^ ~ ^ - - - ° . ~ . . . . , . ^ ° ° ° ° * ° ° . " " ° , . ° ~ . ' ~ , ^ . . ^ . . ° . , . . ° . ~ mr *� * , ~ ° ~ ' . , , . . . ~ ~ , ° ^ ^ . . ° . . . . . ~ . * 4 . w * ` • � . ^ ^ - \ 1��. . � • ~ ~= e Stectiridal Permits Fees . # •, , . t . . . • . . • a 3� Permit ees . a a,My . a . + . • a • a . . . M • , rt^ • s • s • M ♦a . .. . • a • t . a a . rieotrpi I�suarto. o P 'WF ? M a a . . M a ersit . .. , . . ,. .. • . • . . . r . . s a a nootrical Required Milts t t ♦ .To W ne* i a . Permits be Zoned . . . . . YRt . . . . Et* $ Isom tmeioal ?�A#e • • . . r • art a • a • . . aaa • a . • • r *itriala Pernik '. k bia 40 * aa . . . . * a a aa • . . . a . 41 . $ 4, a a a • a • a • A1 et 11/0 trioals P erniii 0 N a a • ♦ • • a • . s a • • • • > . . . ♦ e • • • ii Toaperaryp• e Peraits • a • a a • * a , a a • a a • • laIke UMW ae X x MF VIM" Ik+ • a • • : • a . • • • • • R , • + +• :r .t . • • a a t . • rt ♦ • a a • • '^l y •.•j //11ya ypl�Inspection • . a • . a • a a . . • e 44 . 4a • a a a a. a i • ai o a t i O•i for Inspection • a a . ••a • • . . t , • • a . a • . . .. . . • . . a . a a • • a ' . a FAfor Inspection cho . . . . . . a4a , a a . . • • a • a • . a . . . . . al ialoat DntOI liefanipeotion • aa . r • r .. . . r a a a . • aaa . a . . .. a a •Jsto In a • a • aa • 6a • . aa . . aaa > aa • ♦ aaaa • • aCondemnation . • • a . a . . . aa . . a . . . . . tt . . . . e . • • . . . . a Violations • aaat • r aaa } aaaia . • aaaaaaa # aaaa • a • ta • aaaa • aaa •Oi y ►•on of �ne • • a . . . . . . a . . a . a . * +grt }$e joe Commotion • • a • aa a a a it a . a . M , • -. . . • a . • a • 4 •r. • ra i\_ y 1r A w• a a . a a a • • t . . „ , . a • • • 5 • e . . a • a . a . a . .a a NO .las of Vile & ionM a a • • a or s • a . • • w . a • a • . • t • . _ • . . . , • i • • ■ a iipprovva aC, ttti.o of a t . ♦ a n a a ♦ . , • •• • • 4 4 . • V • ,. • . n . • t • . a a • • a a Sy0•Y.! • a ! a a • • • • • • • • < s rt a a a . a • aa a . • . a a • • . • • a a a a • a • Az 1a a a a • . a a a '♦ s a •. a 1t t a a • • ♦ • . • • . • • • • • • a MOW * * V* j t Co},j� Of 'R. de •L .M a e a a . a a • a a n s. a a • • a ♦ rt M. w f.. a * • • •. • •I a • + • a • • • a 8 a • �. f ft,. ELE OTRICAL REQUIREMENTS ••. `age CHAPTER I •. GENRAL Definitions General 4 y # » y Y { . « a W • # t • {r a a . tr » R Y Y Y i 4 f +. M • • rt • # i s . Y r • p • ♦ » oqur e* $l 0w e w. .x k 9 M s. Y , , , • e Y M ♦ • ♦ , , • . tr . - f s • b Y '.t - •. . ♦ µ (WPM WIUNG MON PROTECTION • Polsri �► tift tiO:1 Of System CircuitsBran . • . . . ? # » m #�y4^ ch Circuits i . . . .. . • • Y • . _ . # . . . # +. eade • . . . • . = x . .. , a .. x s e s » f N . • r • i • » 9 • 9 9 • N • 9 9 . 9 . 9 4 • ♦! ♦ • • aerTics 2 •• •-♦ . •. • • • . • • # ♦ c 9m 9i . t •, •. Y Y x • ' Y i # e •• • •., • if I Y .4 • • • • 4 . • ( reur nt Protection . . • . 4 . . , i Grounding i19 • 4 . iw • • r Lightning Arrester, * f. i ♦ • » 4 • • • f • i. 9 f • ♦ • ♦ iF 4 ♦ * * 1/ R • • • • • 4 . # , # • 4 . OUT rIII . WIRING METHODS at MATERIALS General sequirstents t*r wiring Methods . . , . » # • . • , . . . . . ,. . . Provisions l " to 9 -Astons • . . . . . . • a • . . • x , Provi99 sions ApY ..TM Natal �.• M ♦ • ! a # s + . ♦ . m > e .. . • •E ihsre G 'T t +�, yg� M w . s. i • ! • . • • > • • 9 . Y 9. • Y 4 ♦or + u # • • • • • • litgitt mets 'Mit M 4 • • 11 • • i • • ♦ • a .. . • • • • • Y • t . • • r . • • i ♦ a . . . • oct tost . Natalis Tubing •� Y . . . * . • • 9 , • r .. . . # ♦ , • . 9m • • « "' #emsb • Haul Oo, i * • • • 4 • # t • # • • • • • • 9 . • • • It ♦ • • • * • • • • • • $11111110411 Itt.04011sr�s, } • • • • • • • • • • 6 • • • • • • • • • • • • • Y • • • • U , � ReD�$ »TT» • • , • • . . • • .x . Y • x . . . e Y ♦ # A . a s 1, 0 * * * .Uu1 Sr Mem•• E YR$dg�. ��*} r Poneog ;. . • N • s • W • 9 • _ Y , x Y • 4 • # N i # • v • , UMWnatter •istal * • » t ♦ .. s a . a . R • • ♦ • • • • • 1 4 • • a • * , ' ' * • W 11010100 + • • • «. • e f • # • • 4 i Y ': • , a . • • ♦ 5 • • • . • a " • 9 a • . • • • . * * * e M « k . !!••'^fi n • yp, yi4 w 9 Y r ! • w . v n • 4 w n 4. r 4 - w Y # N . ro at * , - , * • • • o • x..s end n .x e s * • i ! M • a •. * * Y 1 • • + a • • • • 4 a t • • t • . x Y , e s • • • » uzMy 21 Gat(er i • Y x ♦ + • - e ,r ., a a . • -a • s. < x x • m s r • f v x • n ♦. r • 9 rt » i •I M' 1� R 4•tt t .♦ • a w end'x Y `r • , .. , • . , , x . 9 . • . • Y . x . • • • . w . a • » • m # 1 Switchboards fibd a3board. * • • . ro t • ♦ M • . . • • 9 • . a • ♦ r • r • • n M } CHAPTER I •• EtPIPMENT tem GENERAL USE . 'bls Cords s • 4 • # . N . • • • • • Y • • # rrx . * , . 0 A • 9 : • t * 4 Y ry # • ) Y • • s ittf, 19a 110iere R Receptocles & Rosettes • * ♦ s • • • • t t . n i x e . # e • a . s • • .. • • n N •. + t < e s r a . s • v r 9 • v . a . 141141** • • • a t - . • • u ,. • • , . • • Y • • a • , a • . , • • 9 • # • • • • 1.• • o ottola s a ntro 'Trs • • f a . r . , • 4 * * 4 . * * - .. x ♦ t F t * • > i 4 ► iF1'f1.�R M.* , ♦ .• _ TformTro#9 �uiowy Vault- sne 9 * . • + n x ,, r a a f ♦ . * . 4 * . , 6 . • ♦ r r x . . * . . * Y a Y ♦ . ! • Y ► CHAP= Y .. 'ECIAL OCCUPANCIES Hasa x Lonatipne 4, * 4 * * * * # . • * * * * •. * . • * _ .. > x * * e * . .. » a * * * 4 Galri +► ! r . xx . • w 4 * * • * e e » * * * * * * . TWA s & Motion Picturres Houses 0. . . . Y i . 6 * * 4 . # * * * * MotionH yustudio* Waii sM ♦ * * . . . .r oti + P ue rOjeo ors * . . . , • . . # + A ♦ * ** * * * * * 4 444 s rt 4 * * * * * * CHAPTER VI . SPECIAL EQUIPHENT e # at Outline l liti Oran** 10 foists . . . . . . . _ 4 *• ** ** 4* ** *♦ #4 ** ** *e. #* sx 4! w♦ *r 4# ** t4 *r x ♦. * .• 4* .* i• 4 •i 44 ElOratera 44 # 464 *4'■} * E� * t.* • * * * * * * * * . * * * # i . 4 * * * * * * * * * * * * * * Sound O l I nt • 444 . 440 r ► ► * 4 ► 4 * . * * 4 * X *► High et/wowB* t. u.p lint * * * M ^ t 4 i 4 * 4 * a * * * . * * * ► . CHAPTER VII .» SPECIAL CONDITIONS 1ergency ting 0tza its I $ m ntf * �l. t * . ♦ * M •a'i %!t ♦g ! * + f 4.0 .0 Volts olts s 1 d * i 1 i Oporating . * . r * Ciro i w + t sn Operate a res .$0 Volts �� . # r #. * ► 'yr'*if.t i e Wiring • * ! * 4 4 IF a i r ♦ ♦ * s * * # * 5 �* * 4 k * .h f * 4 * • • # * • * * 4 # 4 ♦ .. * * CRAPTU VIII 4A INSTALLATION ECIFICA' I ' Feuer I S )i Ciraoiuj R Outline ** ♦ + * . * x . * * * s * * * * e * • * 4 * w •• iF e SAS Aawing*. ln .. i • to* # ♦ . *ar . s . s • a t . s . 4 . * ♦ +* . *. ♦ .16 * *4 * t Itefr a$or lister Heaters # * 4 4 . * . , s * * * . * . * A » *, # * * . . .R r + . # # m • x * * * 4 * * * 4F * • * * ► CHAPTER I , CONSTRUCTION CTION SPl ,IFIL 'IO , Canguo ara +. *. . .♦ . .4. . +{ *. . . . * . w * , *004141;41,40 Shealatil44b1140 * .4 Metal y * surtaitie Kota Ntoingos * * * 44 ,4 * * 064. 66 . . . . . CanAlallar Nitta "Icor fliacatuays., • . * a * * * . 4 * * * * * ** * * * * * * * * * * * * * • • lie Moe sal ings O y bt ,t Cuto Flf, zoo . . . w . .. • . . . . • . . . . < . . 4 . . n . . 4 . . * * Owitebboards and Psnaboards . . x x: . . N i • • [ i . ■ * 4 4 a 4 * . • ♦ t e a nI bl oozes * . . a N * A , , e , . Y , •' 4 • 4 4 4 • • ' 4 •. Y • . . 4 Y 4. • . . Y 0 4 4 . 4 . • • 4 4 . • 4 . • 4 4 • • 4 * 4 . a a . . . 4 • * 4 • "��p. Jg. * . p a • . h 4 .f M' x. • . . . , ,, , .. a . 4 r. . F . 4 + .. . 4 4 . . . • * 4 4 4 4 * • . 3. , e • 4 . . r , . 8 . , 4 . s . 4 . '+I . . 4 *a* 4 •1 * * w ♦ 4 . t . * gOonll To a . . a R a k . .. a . Y. .. . 4 . . .a . Y . w b N ±. . • N h. • . 4 . . 4 4 4 ReeNwelRo�j�a,�nyd Conti . . • Y . . . , Y 4 . . • 4 . 6 M 4 k . " � 4 tor.0. Pa . . . • 4 . 4 4 4 4 ♦ 4 4 4 • 4 4 • . . s , • • • 4 * M • 4 * 4 * 4 i . . 4 . d . 4 Altar$ so h . r n , • 4 . 4 • • 4 4 4 4 * 4 4 w . 4 • . • . 4 . 4 • 4 4 . 4 4 . .•. • 4 . . • . . k . *e eery Y Cterit A . .. « • r . • • 4 'Y k 4 4 4 . 4 4 p . 4 4 4 4 { N at .4 . 4. * r �er Panel Choi 2 2 X if, x e nuts* .. . 4 i. . . . ♦ 4 . reader +per, . 2� ea '� ► . . . « . . . . . . • . . . . • Cent CarryComities of 3,+�•onduotO • * . . . . . . 4 . . • . 4 . . . . . Nuribei Of Conde$ in Conduit or %bins, Type 1 4 x'. 4 . . 4 • Number of Conduotoro in Conduit or Tubing, Type T s r . . • • . 4 *. Xis bev of Cs�u tor* Conduit or Tubi 6e Than Nine Conduotore in cont or Tub" , Types k. or RW V*1.tew se • . . , • . a •, v .. i o- 4 Y • I Y m 4 8 4 . 4 6 4 F 4 4 * • 6 of � . r Conduit or Tubing . . * 4 . .* CrosC � of Conductors. ���� f' . „ . — — • 4 . . .• • Y a .+ • . . . . . . . • Inseetioes or 1114014 00eared Conductorsy$ ` . • . . • • • . . . , • . •• . • . . • . . • Trim IlLm1e Motors 7r #* • ♦ • • . .. , . N • . • . * * . • a . . . . 4 * * * * 4 4 4 4 • . a • 4 ♦ * Three Retort ort „ • • '.. • . . r .. . , . o. . . 4. . . . . „ . . . . 8 „ . . . . . . . . Phase A C NOW* * . . , . . . .• 4. 46 . • ` Two ptting ofy Rotor P t.otiVe Dtf6 s . . . . .- 4 ,— . . . . . . . - - - . . . . Dea..I. s00 * 00 * 4. 4. 0 * 04 * 5 * 0t e . 4 . i . . . 4 * Main 'e3 w.tUe and Netering Ass • • 4 . ♦ * * * . * . . * . . • • • • . 4. 5 4 •' 4 4 4 • i ORDINANCE $0. 703 A8 ORDINANCE ANAMMI$G SECTION 2 OP ORDINANCE NO. age OF 'THE CITY OF MIAMI TACH P24, mows ARO DESIG- NATED AS TSB MIAMI BEAU BOILDIMO CODE BY ADDING TB;d: " O AT THE END Tmm RLOF, AN AD3? i`I(BAL XA T TO BE an0 N A45 ?A�< XI. BE IT ORDAINED BY THE CITY C Cid NCI.L OF THE CITY OF MIA I BEACH, FLORIDA srC I N 1,,4, That Section 2 of Ordinance No. 502 of the City of Miami Beach, Florida, known and dmilignated as thi Miami Beach Building Code, be and the same is hereby amended by adding ti ereta at the eat thereof, l, s • , an additional part to b• known as �artr � and to read as follows: P ART XI ELECTRICAL CODE Ai? blelSTRA ' IYE OR'APTER I 11.00,01 This Part XI of the City of kiwi limo ' TITLE asilding Code shall be known as the Miami Snob Sleotrioal Code and may be sited as such, ,will be referred to hereinafter as this 11.00.02 T. °bleat of this ;ode is: OBJECT ANL SCOPE .01 To reduce the personal and fire hazards incident to eleotrioal canoes. .02 The establishment of a basis of qualifi- cation ualifi-cat on for persons wishingto engage La the occupation of installing eleetrisal equipment and apparatus. .03 To establish a minimum standard for the installation of eleotrieal equipment and apparatus in the City of K atsei Heaeb, Florida. 11.00.03The Chief building Inspector shall be rf nsible EN10PC NT for the enforoernent of this Cods. The £eetri-. cal Inspector as mentioned herein shall be the deputy of said Chief ►ilding lnspe*tor. 11.00.C4 For the purpcee of determining the c_orsspetenoy BOARD D Q ' of electricit,ne, there shall be appointed by anTnIcAL the City Kanner, by and with the consent of AAAI JtL the City Council, an examining board, to be known as the Board of Electrical Examiners, eon. slating of the Chief Xlestrical Inspector, as ex-offioio secretary, and in addition thereto, three nester electricians each of whom shall have had at least ten (10) y5ue of electrical eMperience„ and an established place of business, or business connection, in the City of Miami leash. The Chief Eleotriaal Inspector shall hold office during his incumbency as mush, and the ether members shall be appointed for over-.lapping terms of three ( 3) Pears„ subject to removal by the City Council on charges of misconduct and after an opportunity has been given fora public hearing. 11.00.455 Whereas, the installation of eleatrioal F.XAmINATIONS equipment and apparatus, besauseisof the A ,4UIxRZD electrical potential 'splayed, hazardous occupation, and whereas lush installations, if not properly installed, are a menses to life and property, there. fere it shall be mandatory that all persons doing electrical work in the City of Miami Beaeho Florida, shall hare in their possession an unexpired Certificate of Competency, issued by the Beard of Electrioal kxaainer$ of the City of Miami beaeh, rlorida as a recognition of their gmalifioations as established by their having passed an electrioal examination before sash Beard of I1eotrisal. Examiners, excepting: .01 That, because of the electrical potential and physisri oonatruu► elitdin itriaaleequipment and apparatus, work- ers employed by persons, firms, or corpora- tions engaged in the transmission of intell.igenoe by mesas of electrical appasa- tus, shall be enempt from this requirement. .02 That, because of the isolation of their eir eleotrical equipment andspar contact withotte general public, and be- cause of the requirements set up by the City of Miami ileaoh, Florida, governing their eletrLeal installations, eleotri- eel workers employed by a Utility Company, operating under a City franchise and engaged in the business of generating, transmitting and sale of eleotrioal power, shall be exempt from this requirement .03 That, because of the non-hasardous type of work performed by thea and beosuse of the supervision of their work by Vilified eleetrioiens electrical helpers sh la. be exempt from this requirements. 11.00.06 All examinations for Journeyman, master. PREPABATION serriee er maintenance electricians and/or OF other electrical workers, shall be written EXAMINATIONS examinations and shall be prepared end con- duoted by the Board of Eeetri©al Examiners. G sst►ions for such ezasinat ens shall be aeleeted and approved at a meeting ©et ngaof the members of the said gem. prior to the date of the examination, and only such questia*I as are so selected and approved yye examination. such meeting shall constitute --�1 1140.07All examinations shoal be held in the Clty PLA 1l of the City of Mimi Beech, Florid*. XXAMINATION 11.00.0N# nagulas examinations for a eatrioians and gICOULAt SIAN* electrical workers ezespting saintenaiee ISAMIC electricians, shall be eonduc tared twine realty; one during the period between March 21st and April let and another between Setesbrl' 21st and October let of each year, exelPting that sposiol examination:4 may be given es set forth in section 11.00.09 of this gOde. Regular examinations for heinteaeaee .etriciana shall be oonduoted during the first week of each month. The board of glectri. *al £zaatners shall retain the right to *stab• fish the Sloe limits for the duration of all elaotries1 examinations. 11.00.p9 Special examinations say be given only as sPLOIAL provided for in section 1.03.05.01.01 of AAMINATIWNS the Building Code of the City of Miami Beaoh. 11.00.10 No applicant for electrical examination shall NUxbEN OF be given more than one examination during any EXAMINATIONS one aix-month period of time. TO AN APPLICANT 11.00.11 The grading of all examination PaPers of GBADxNd appl Wit~ for electrical examinations shall n:, AmI iATIQN be pert et by the &lard df £eetrioal PAPOW Examiners, at a called seating of said leant, and only those grades as are established and vertitied to by the members of sold Board shall become the basis of determination of gaai,ifleaticn of an applicant taking an ,sotrioal examination. In the d ssretion of the members of the Board of t1eotrical Examiners, previous electrical experience and/or education as eetforth in the application ,for electri- •al examination# by the applicant, may burse as qualifying tooter in determining his qualif ie►tione by examination. 11.00.12 An applil nt making 70% er more in en PAZ$I; G eleetrisal examination shall be considered 4Y AD : as Wrist' passed such an examination. 11.00.13 Notice to an applicant of his examination SOfICL TO grade may be given orally or in writing. APPLICANT OF EXAMINATION GRADE* 11.00.141 A complete record of examinations given shall RIOORDS OF be kept as provided in section 1.03.05.01.02 EXAMINATIONS Of the Building Code of the City of Miami leash. 11.00'615 All ap liss,tions for eleetrieal examinations APPLICATION shall be filed with the Board of Electrical FOR Examiners prior to the date of the examine- EXAMINATIONS d4ties• case shall contain the dates name, awl, djess of the applicant, toget sr with a statement of his previous electrical experience and/or edueetion, certified rating as an alectrio an, if any, and the name of previous employers an location of electrical work performed. Bush application shall be written upon application forms furnished by the City of Miami fseaob, Florida, and shall be signed by the applicant. It shall be further required of the applicant for Maintenance electricians that their application shall con- tamn the owner' s name and address of the premises, building or place to be maintained by him, together with a cclete list of all electrical and mechanical equipment and appare- ls* contained within such premises, building or place to be so waintalsod. 11.00.16 A Certifteete of Competency is herewith defined CERTIFICATE as a certified written or printed recognition Of of the qualifiostions and eleotrietan' c COMPsat.NCY railing of an applioaat who has passed an else trioal examination before the Board of t3 .o. trieoal Fauratners. It shall set forth the name and address of the owner, together with the date of issuance, sed date of expiration, and shall be signed by the secretary of the Board of .lectrical Zaeaminers. The word. Certificate as used within these rules and,/or amendments thereto, shall .roan Certificate of Competency. The Board of Electrical Examiners *bail issue Oertifieates to ail applisants she have passed electrical examinations before the said Roar., imam their payment of the fee for such Cert`leats to the City Clerk pf the City of Miami Meech, floriwa, 114041 The $raid of til eetris e1 n Zaaajners may, at IMAM their d seretion, issue a Certificate to XXOIPROGAI any person who has obtained a Certificate CERTIFIOAMO by an electrical examination in any other OF OOMPSUNCY city in Dade County Florida, provided that upon the demand of the said Bowl of ilea- triedl *utmi,ners, the person's appllaation for ouch electrical examination together with his eaaaiaWatian papers, shall be sub. spiel ts the said mrd for its approval, and frtbsr provided that the sertifleats held lir the person seeking reeiprooity shall be a non-reciprocal •erti ioate. Fees for such reaiprooal oertifioates shall include regular examination fees. 1 ..O0.16 When cad if, in the discretion of the Board 1' ! ORAN of tledtrioal Trainers, it becomes advisable, Cf }T1F1C*T° fpporssy Journeyman tle©triotan's Certificates Of COMPETENCY may be issued by the said ho*rd to electrical workers for a period of not *re than thirty consecutive days, provided sucheriod does beyond extend bd any regular electrical examination date, and provided that the said electrieml worker shall have been employed as an die trioal helper on electrical work in the City of Miami Beach, Florida, for a period of thirty domatoutive *forking gays prior to the date of his appltoation for such Temporary Jyran s Certificate, and further provided that such application shall have attached thereto, a written recom aemdation to his elec .- Weal qualifications by the easter eleetrioi.an supervising the work of sash electrical worker. 11.00.19 The expiration date of all Certificates of RT) WALE OP Coapetenay shall be Oetober 31st of sash year, CEPTIFICATE6 and shall be renewable as of course, unless Of t;ORPETACY there shill existrounds for revocation es set forth herein. It shall be deemed a viola.- tion of this Code for any electristan to pp.^tOrm any electrical work in the City of runs! Witch, Florida, who does not Dave in his possession, a certified unexpired Certificate of Competency of the City of Miami Beeoh, Florida. No Certificate which has expired for as such es one year shall be removed, nor shall a holder of a Cerrtitloateerform *lootri,est wort within the City of Meech Florida, who has not been employed as an O ootriolen within said City of Miami %soh, Florida, for a period of two years or wore, lasept on upre.exaalnat t of the avow of sulk Cert i- fir% under the ease regsiremeots as aro pro ridod for herein for regular alestriral exas�- inations. 11.00.20 Itlr*triaisna s Certificates of Comitoney, CgRTIFICATE tossed in aoocrdaaeo with this Cods, shall or CONPFIXNCY00$? be non-assignabla or tr*maf erabl e. NON-A5sIGNABLE 114Q. 21 Aar Sleetrioiane s Certifieate of Competency CatTIFICATE #od for in this Code mart_ after a OF COHb ` ? QX p before board of $nte4 fatax - WEVOKAALs mars rmepOndoi or revokeisaid Board, upon finding the person holdingsuets Cortitieote has wilfully, aaalieoiously, or by 'Conon of inceppetemoe, violated on non than Oft occasion tho provisions of this Cede or Midsouts t o. The Board of Bleetriod Imainaro +tel have the discretionauryr poor to witbold the granting of a new •ertificete for a period of time not to Emoted six months. 11.00. 22 Seal" easter elastriol.n, operating as such RE L, "AATIole within the City of Miami leaoh, Florida, shall 01 NA6119ER register his nano, hie addreloo, serti.firateo EL CTRIC,IA ib member, mow of p resont em epees, address of Mnpleyer wad date of esployment, together with the data of **versa** of eaployaent with an r�rar nth t es trieal Division of the �1 i bet►, sent at the City of Miami 8iaoh4 Finita.. 11.0.23 It Mall be mandatory that ell electrieaal ]tsolloers, REGISTRATION sleotr ,dot work in the City of Miami drreeh, RIL01.14CTRICAL 11 shill register as such with the Heard of Zt.s triaai nvs. A erne& of elestrioal rating shall Von the yr/. rsmoommendation of his ermple er. be teemed b p saidBoard to a ee ew electr helpsrr upon ra titration sad payment of the fee for »ass to the City Cleat of the City of Miami leash.,, Plorid5. 11.00.24 *eetriaal workers aro horowith olassified CLASSIFICATION and their dsties and soave of operations OF ELECTRICAL ostablis d; .01 master £ .eetrisiani The tern "master eotrioiane as said in this Code shall mean a person who has in his possession an unexpired Master 1satrioian's Qac . tifiaste, issaid to his bythe Board of leatrioal Musli ri of tCity of Miami mesh Florida, and who is qualified to plan, supervise and perform else trioal work in accordance with the requirements stipulated or implied by the Building Code of the City of Miami Baaoh, Florida. .4 4 ,. .A, _:._,$ The tem *gum as M 00, r c an aM used in this ode shall Mean a person who has in his posses- iiOn an unexpired BiMaster Bleetrisien' s rm Certitieate, fithe Board of Bleatri- cal Zxaminers of the byity of Miami Beach, Florida, and who i.# qualified to plan, supervise and perform alle eleotrical work incident to the manufacture and installation of electrical signs in accordance with Chapter 11.06 of the Building Coda of the City of Miami Borscht 1plori.da. Any electrical work on the line side of si outlet shall not be considered as out to the maautaoture or installation of an electrical sign. .03 Joun ma Ag tr s c The term'Journeysen eotrioian as used in this Code shall mean a person who has In his pfss.ssion, an unexpired Journeyman Bleeetrioian'a Cerr- titioate issued tot by the Board of Bleitrioal finers of the City of Miami Slash, Florida, and who is qualified to perform electrical work under the super. vision of a raster elee tr oian, in aceord- anoe with the requirements stipulated or implied by the Building Code of the City of Miami Beach, Florida. 44 w •. Jo n x: .k . r GIJI: The term we ©urnsymon i eeatrician" as used is this Code shall mean a person who has in his possession an unexpired Sign Journeys man Elerotriotan' s Certificate issued to his by the Board of electric], Bxaalners of the City of Miami Beach, Florida, and who is qualified to perform sign eleotriaal work matunder the supervision of a sign er electrician, in aocordants* with the requirements of Chapter 11.06 of the Building Code of the City of Miami Beach, Florida. .05 Beydiot RelltriOopt The term "$ervioe isotrietian as used in this Code, shall mean a person to has in his possession an unexpired service Electrician's Certificate issued to him by the ward of Electrical Examiners of the City of Kiami Brash, Florida, and who is qualified only to service, install or replace fixed electrical applianoes, or parts thereof, that are supplied by existing circuits or outlets. tr._ _ 0.0 The term *Main. inanse ' ra r e an as used in this Cods shall mean a person who has in his posses- siem an unexpired Naintenence Electrician' s Certificate& tuned to him by the Beard of Electrical Examiners of the gity of Miami Beach, Florida, and who is qualified only to service, operate and make minor repairs, en the installed electrical equipment or apparatus on or within the premises, build. ing, or plane stipulated by him in his application for raaintenasse electrician's examination before said Board of Electri- cal Examiners. .07 • peions He used Thee term "Eleottisal r as us this Code, shall mean a person who Is unqualified to perform any electrical work without the direct, **natant end personal supervision and control of a master or journeyman *lee. %stotan. All eheotrioul helpers shall be registered as snob before the Beard of iileotricai Examiners of the City of Mani Beaoh, Florida, and motive a written asknowlea$*ent of such registration, together with a symbol designate• :. his electrical rating. Such aoknowl . .eme at and symbol shall be in his possession during rash time as he is doing elo- trioal work in the Cityof Miami Beach, Tlorida, the symbol shal be worn by the electrical helper in suoh a manner as to be visible to the electrical inspector inspecting the electrical work. 11.40 a 25 The term e*lootriaal Contractor* as used in ELECTRICAL this Cede shall mean any person, firm or COwTRACTOR corporation engaged in the business of tasta11. ing eleotrical mat or apparatus within Maui the City of M /*soh, florid*, ted that haer t have been li sod said City to mate soh sl,estriosi instal ations, and provided that he or they maintain a per. * nent besiasas a ddrees sad telephone, and further provided that said el ettriasl aontreotor shall have et all tiass, ss a supervisor of eush eleotriaal installations a person who hags in his possession sn unexpired master eleotrisian s certificate that has been issued to him by the Board of =l.otrtsal examiners of the City et nod Seasks floridh. such master •leotrioian shell not be a super- wiser for ,wars than one tL strioa1 oontrastir at say one time. 11.00.26 .01 Slaectrtsal Work: The term M* eetrisal Digru IT ons 'Nut* as used in this Code shall asaa any work pertaining to the installation, aper stir* er control of *lsatries3. equip- oise* andlor apparatus used for g.asr.ttom, tramsmission or distribution of electrisal hoist, Utht and power. .02 Kiser espeirss The teras *Minor Repairs* as used in this Cods shall scan repairs that 4* not chane the physical or else- trioal aspect of the equipment or apparatrafs repaired. 11.00.f` Jw11 foes provided for herein shall be pstd tat EIC XS, . . the City Clerk of the City of Mises 110.416 OF rims florid.. .01 Fees for ELectrical Xxamin,tion given by the Sour* of 13.o t riesl Mzam iers shall be paid by the appliesat for sib eleo. trssi examination. dill foes shall be as fellows* SZAKILiTIOM ft Waster elsa trioi`a:i. . . . . . . . . . . . $ 10.00 Sign waster gl.eotricisn. . . . . . 10.00 Jeurnagmen Slectrician. . . 2.00 Sign Jourmerman $3eetrtoian. . . . . 2.00 Maintermossm Slestrician. - . . . . 2.c030 Servioe fle*ician• • • s • 2.00 special mations . . a • 25.00 .02 Fees for the tssu¢.noe of Certificates of Competenoy by the Board of Electri- cal Examiners to the applicants passing their examinations before such Board shall be as follower CFJ 1F I0AT S of C0KPE EMCX raa!iS Master Electrician . . . . .. . $ 5.00 Sign Master Eisotrioian . . . . . . . . . 5.00 Journeyman Electrician . . . . . . . . . . 2.00 Sign Journeyman Electrician . . , . . 2.00 Maintenance Electrialan . . » » . . : . 2.00 eervioe gleetrioian . . . . . . 2.00 Steotrioal Helper's Registration. .50 .03 teas for the renewal of Certificates of Competency Sall be as follows: GTI7ICA,7T REAL pi Mastar Rlestr olan . . . . . . . . . . . . . $ 3.04 Sign Master Eleotrician . . . . . . . . 5.00 Journeyman Electrician . . . . . . . . . 2.00 Sign Journeyman E3.eotrician . . . . 2.00 Maintenance Electrician. . . . . . . , . 2.00 Service Electrician . . . . . . . . . . , . 2.00 .04 Fees for the issuano* of Temporary Certifisates shall be as follower WOMAN AN OLATI?ICATE F FAJ Journeyman Electrician . . . . . . . . $ 1.00 taintenanee Electrician . . . . . . . 1.00 Service Electrician . . . . . . . . . . . 1.00 11.p0.2d The Electrical Permit as used in this Code LE0T8ICAL shall mean a written permission given by the pEMIT:3 City of Mianl leash, aortae, to perform only such elestrieal work as is listed by the applieaat upon his application for such elec- trical permit. The life of an electrical permit shall not exceed sixty (6o) days if the work as stipulated in the permit is not con- tinuous within that period. --- - 11..00.,, Printed forms for electrical permits shall ELECTRICAL be furnished by the City of Miami limbo PERMIT Florida, which shall contain the nae and rORMa address of the owner or lessee of the prop- erty, the legal desoription of the property where the electrical work is to be performed, and the list or work to be done as set forli in the application for such permit, together with the Sate, amount of the permit fee, and the aigsature of the Chief Building Inspector. 11.00.30Application for an eleetrioal permit shall ELECTRICAL be made on printed forms supplied by the PERMIT City of Miami Beach, Florida, and shall sit APPLICATION fortsthe date , the name of the applicant, tit ' M and address of the property owner or lessee on who** premises the electrical work to be performed, together with a list of electrical work to be done and a guarantee of compliance by the applicant with the City requirements governing such electrical work. An application Lois electrical permit shall be considered as a part of an electrioal permit. 11.00.31 Zleatrioal permits shall be issued only by the ISSUANCE 07 Chief Building Inspector of the City of Miami ELECTRICAL B*Ooh, Florida, and/or his deputy. PERMITS 11.00. 32 Electrical permits shall be required for all ELECUICAL electrical work perfermed within the City of PERMITS Miami Beach, t1erida, exeept only: 1 . UIRRD .01 Sleotrical work done by electrical con.. tractors as minor repairs to existing apes. trioal iirouite, equipment, appliances end fiat area. .02 Blietrioal work done by electric utility me panies, permitted by their respective olty franchises. .03 Eleotrical work done by persons, firms or corporatiOns engaged in the business of transmitting i t.1lLgemoe by electrical equipment and/or apparatus. 11.00. ' 3 E"lectrioal permits shall be issued only to: TO NNoki ELECTRICAL .01 E1eotrioal contractors licensed to do PEARITs 3RALL eleotrioal work, in the City of Miami BE 14 p keaoh, Florid'. .02 Such persons who have (managed before the hoard of Electrical ibur.miaers to install aortuin epeccifio tleotrical apparatus, appliances or equipment on existing eleatri.al circuits within the City of Nimai B*aoh, Florida. .03 Electric Public utilituoompanies opera- ting under a City ofiami Beach, Floris, franchise for the installation of elecc- trioal appliances sold by thou, or the installation of transformer vaults or electrical equipment sad/or apparatus, Other than that provided for in their city franchise, in prilht$ ly owned build- ings or on private property. .04 A bon* fide owner of the property where ♦lootrteal work is mane, provided that the owner shall have complied with the requirements as set forth herein. 11.00. 4 eon. complianoe with the requirements of this RZFUtiAl. Code shall be cause for refusal to issue an TO ISSUE ele©trtool permit by the Chief Building P ti::MITa Inspector. 11.00.35 The violation of the terms of this Code by a ELECTRICAL holder of an electricalemit shall be cause PERMITS for the revooatian of said permit, provided REVOKABLE that that portion of the permit fees appli- eable to the electrical work unfinished at the time of revocation be refunded to said holder of the permit. The failure of execution of contract e?ull be ase for revocation of permits. 11.00. 36 Application for electrical permits shall not DUPLICATION be made for electrical work on any eleetrioal OP ELECTRICAL ecuinment andf or apparatus included in an PAWS" unfinished_ eleetrioal inetallatlon under con- tract for whiob an electrical permit has been issued, unlessermission to issue such permit be granted by the holder of said contract to the Chief Building Inspector, or unless, in the opinion of the said Chief Building Inspector. such permit should be issued because of non- compliance of contract or unreasonable or malicious delay in exeoution of such contract by the contractor holding the permit. 11.00. 37 Permits for temporary servises shall be issued TINPOR RX only for that part of any electrical installa-. VICE tion tet is designated in the application PERMITS for said permit submitted to the Chief Building Inspector, Temporary service for other than that to the permanent main switch, shall be for temporary equipment only and' sball not be connected to any part of an un: ?proved permanent installation without the written consent of the Eleotriaal Inspeotor. Where any circuit, equipment or apparatus of an electrical installation, that is .to be serviced through the permanent main service switch, in accordance with a temporary service permit issued for same, all other circuits, apparatus and/or equipment of an unapproved installation shall be disconnected from the main service switch so that only that circuit, apparatus or equipment mentioned in the tempo- rary service permit may be servioed. 11.00.38 £leotrival permit fees shall conform In amount ELECTRICAL to that shown in the eohedule of fees given PERMIT herewith* PEEN aLECTk.ICAL Pi 3 IT F'E44= OUTLET ( SWITCH, LIGHT, REC PTAOL , MELEPHOW OR BIGNAL I? T) 1 to 5 Outlets, inclusive $_ .75 Each additional outlet .10 r IATUR : + ( NUKRER or LAMP SOCKETS) 1 to 10 Sockets, inclusive .75 l aoh additional sooket .05 ACE OR POR`PA3L s HE TER (AM) Each space or portable heater .25 a'AOE Oh PORTABLE HEATERd (OTHER THAN BATHROOM) Each space or portable heater other than bath room .25 THIP RATER Each 1000 watts of strip heaters .25 COMMERCIAL MATING APPLIANCE (OUTLETS) One heating appliance outlet .50 Each additional heating appliance outlet . 25 MAME OR WATER HEATERS (OUTLETS) Oas range or water hsator *aoh additional range or water heater .50 RErRIGLOATOR OUTLETS One refrigerator outlet 1.00 Each additional refrigerator outlet .25 SIGNS (INCANDESCENT LAO sOOKETS) 1 to ?0 Limpsookists inclusive 1.00 &soh additional 20 lamp sookets or fraction .50 SIGNS . Use Tube One Neon Transformer 1.00 Each additional Neon transformer .50 FLA6HER SWITCHEs Sash Flasher switch .50 GAS MS LIGHTING (IN4IDE) Each foot of gas tubing .05 FLOURESCENT LIGHTING Each flouroscent transformer .10 RADIO OUTLET Each radio outlet .10 RADIO ANTENNA Saab radio antenna .25 NOTION PICTURE PROJECToRs (Professional) 2.50 NOTION PICTURE FROMM' (Non-Professional) 1,00 FAN OUTLETS (CEILING AND WALL) Zech fan outlet .25 • ION OUTLET Noah iron outlet .10 MSR OUTLETS Sash motor 0 - 11 ' M.P. inclusive .75 M N 1 '" } � L . y 1.50 5 — 25 H.p. " 2.50 s " 25 end aaer 10% for each add it acral N.N. • CF T6t '+ 0f DISTRIBUTION One center of distribution .50 teach additional center of diatributioa .25 vICE Each new Bervios 1.00 Each change in service 1.00 Each temporary service 1.00 TRANSPONOR VAULT soh transformer vault 1.00 TEMPORARY DEC€ ATIVE LIGHTING 5.00 RE.INSPNOTION Each reg. inspection 1.00 BPECIAL INNIPMENT Inepe©tion fees for special equipment or apparatus not listed herein will be furnished on application NO petait will be issued for less than one dollar. 1.1.00. Inspection ©f all electrical work in the ELECTRICAL City of Miami beach, Florida shall be INSPECTION pa*foraad only by an authorised electrical inspector or the City of Miami aeaoh, Florida 11.00.40 Application for electrical inspection shall APPLICATION be printed on forms furnished by the City of Masi Beach, Florida' and shall be signed I$it$QTIOn bythe epyislng master electrician repreaeathe elretrioal contractor that is performing the eleotr oai work to be inspoated. Applications for inspeotion shall be made only on electrioal work for which an eleo- trical permit has been issued. 11.00.4l Not more than forty-eight (48) hours, TIME LIMIT exclusive of Sundays, holidays, and unA oid- kV% able delays, shall lapse from the date of INSPECTION reaebpt of the ap licatio* for inspection at the office of Chief Building Inspector before actual ine:.,ection by the said In- spector shell have been started. 11.40.42 Aby electrical work for which an application APPLICATION for inspection has been *sde, which is found FOR by the tlectrioal Inspeotor to be in viola. RE.INtECTION tion of this Code, inooepplete, or inacosssi- ble for inspection, shell, in the discretion of the said Inapsotor, require an application for re-inspection, A fee of one dollar ($1.oQ) shall be paid by the applicant for such re- inspection. 11.00.43 It shall be the perogative of the Chief RVrusAL TO Building Inspector to refuse to accept INSPECT A an application for inspection on any part PART or of an electrical installation until the said AB 1Li~CTRXC*L installation has been completed. 11UPECTION 11.00.44 The Electrical Inspector shall have the CONDEMNATION right to condemn any part or all of any electrical installation, equipment, or apparatus which does not conform to the requirements of this Sods. Such condemns lion shall be made by attaching to the part or parts condemned a condemnation tag or seal furnished by the Oity of Miami »each, Florida, and it shall be a violation of this Code to use any part or all of an electrical installation, equipment, or apparatus so tagged or sealed until such tag or seal has been removed by the ll ec t ries! Inspector or his deputy and permission granted by said Inspeotior to use said installction, equip- ment, or apparatus. It shall be * violation of this Code for any person to destroy, remove, or deface any condemnation seal or tag attaohed by the Eleotrioal Inspector to tiny electrical installation, equipment, or apparatus. 11.00.45 It shall be doomed a violation of this Code: vIoLaTIO0 .01 For a holder of an electrical persit to tail to apply for inspection on any part or all of any elostrical installs. tion. .02 10r any person to conceal nay part of an uninspected electrical installation. .03 To connect any *Qum, of electrical current to any uninspected electrical installation, except by special per.. mission of the Electrical Inspector. .04 tor en electric public utility company or corporation to service any electrical installation without approval of an authorised Electrioal Inspector. .05 To connect any motor driven dovico or appliance of one horsepower or more to any source of electrical power without an electrical permit and Inspection. .06 For any person, firm or corporation to create or maintain an electrical hazard. .07 For a lioonsod Electrical Contractor to allow his name to be used by any person, firm or corporation either direct- ly or indirectly, for the purpose of obtaining an electrical permit, electrical contract or electrical work. 11.00.46 The Electrioal Inspector is hereby empowered DISCONNECTION to disoennect or have disconnootod an oleo. OF trical service or source of electrical supply SERVICE to any electrical equipment and/or apparatus found net to be in conformance with the ro- quiremeste of this God*, or that has boon installed without permit or inspection and it shall be unlawful for any person to reoonneot such service or supply to said electrical equipment and/or apparatus without permission from the Electrical Inspector. It shall be unlawful for any person, firm or corporation engaged in the business of generating, trans- mitting or sale of eleotrical light, beat or power within the City of Masi Bosch, Florida, to fail to disconnect any electrical service • or asouroe of electrical sup Ay from any elec- trical equipment and/or apparatus upon notice from the Elcotrical inspector to saki such disconnection. The ."leotrics1 Inspector shall have the right to locate or re-locate any service and/or service equipment on or within all buildings under con- struction, repair, or alteration within the City of Miami Beach, Florida. 11.40.47 The t�"leotrioal Inspeotor is hereby empowered and Toi authorized to permit and approve the temporary SERVICE use of electrical service or supply to any CONNFCTIAN8 electrical equipment and/or apparatus, subject to the limitations and restrictions herein pre- scribed, provided that no such temporary service or supply shall be permitted in any case where such use will be a hazard to life or property; and further provided that no such temporary service or supplyshall be permitted for a longer period of time tn is nsssssary to fully comply with the provisions of this Code, end such period of time may be definitely fixed by the gleetrtoal Inspector at the time of granting said permit, and that the expiration of suoh period of tine shall automatically canoe' and nullify said permit for said electrical service or supply. 11.00. 4S The Electrical Inspector shall have the right RIGHT OF to enter any building or premises within the ENTRY City of Miami Bench, Florida, in the discharge of his *ties or for the purpose of inspection, re-inapsetion or test of el otrioal equipment and/or apparatus contained therein. 11.00.49 The Electrical Inspector is hereby empowered to NOTICE 0? inspect or re-inspect all electrical equipment VIOLATIC1l5 coming within the scope of this Code. When such electrical equipment and/or apparatus is found to be in violation of this Code, the person, firm or corporation, owning, using, or operating the same shall be notified in writing and, he or they, shall rectify such violations within forty eight ( ) hours after notification or within such further reasonable time as may, upon request, be prescribed by the El setrisal Inspector. 1140.50 Oortifioates of approval shall be issued by MRTIFICATE the Xleotrical Inspector for electrical work OF found by him to be installed in accordance APPROVAL with the provisions of this Code. 11.00.51 TM* Oode shall not be construed to lessen R20Nia1LITX the responsibility of Any person owning, operating, or installing any electrical wiring, apparatus, construction, or equipment, for damages to anyone injust4 by defeat theroinl nor shall the City of Mani Beach, Florida, or any employee thereof, be held liable for any injury or damage from the non.00mplisnoe of any electrical installation with the provisions of this Code. 'Every person concerned in the commission of a misdemeanor in violation of this Code* whether he directly commits the acts or effect• the commission oonstilltuting an offenee, or aids, or abets the same, whether present or absent; and every person who directly or indirectly counsels, entourages, hires, commands, induees, or otherwise procures another to commit such miademoanor, is, and shall be a principal =gar the terms of this Code. 11.00.52 The Chief building Inspector is hereby empower - ADDITIONAL ed to put into effect such reasonable rules RULES and, regulations, not in confliot with this . Cede, as he deems necessary or advisable. 11.00.53 If any provision of this Code, *hall be held VALIDITI void and uneonstitutional it is hereby OF COM provided that all other parts of same which are not **prosily held void or unconstitutional shall continuo in full force and effect ELECTRIC AL :4 ZNT $ CRAPT1ZR I G + N g .h A L 11.01.01.01 The oonduators and squip•es►t required or permitted APPROVAL by this vote shall be MM40a14►a only if app red. See definition of 'Alp red". 11.01.01.02 Only these wiring milked. that are mentioned in i IRI this code, or ameeme104. thereto, shall be used METHODS 3 aithie the City et need teach, Florida, except- Sag that where wiring is %ersperory or is for an that emergency otherallation or here *auditions indioats wiring methods are edvi able, snob. wiring methods may be used, if they are approved her the authority .ntorcint this *ode. 11.Q1.Q1.0 Zeetrioal work that is unleve], or unplumb, MECHANICAL tr finished, 's Gall *sseabled, is marred, EASNUTION serased or does not eentermphyeisslly with the OF .cwt raouireeaents of this eids4 may be cause ter re- Potion on of euoh Oteetrimea. wort in part or as * ale. 11.01.01.+4 Oonotooted load sheets shall be submitted to the CONNECTED Building Department by the designing architect LOAD -t:' IMO andior engineer as +s part of the plans and Wellneettoos for buildings e or structures equipped with . lsetrical light, heat or per. The connected lead dhoet as submitted shall cedars to the Gens- masted load es indicated by the approved plans speoltisatioas and in aocordsmee with Chester tm of this code. Revised lead Sheets X11 be 'Omitted Aso and it Shawls is the oriptsal gems sad epeoitioa#!one erfeet the seaseeted lead 11,01.01.05 Ls is for the main wits hing and metering evircHING equlpmeet, together with a riser diagram shell alb te_ cpar, of the plans sad epeeifisations for KETRBXNQ Ala a oonneoted load bees submitted bythe L*©UTs designing arohiteot esyiaset. I 11.oi.f i.o6The plans shall stow or the speoif iostioas LOCATION OF state: 1. The definite lomat** and types of housing of the switching and metering layout. 2. The point of service. 3. Lesation of distribution panels. 11.01.01.07 The oreation or maintenance of ?n eleotn sal LNOTNICAL hazard shall be dusod a violation of this code. MAURO 11.01.01.00 llestrioal equipment Shall be firmly scoured to MOUNTING CI the surface on whish It Ii mounted. Wooden plugs EWIPMENT driven into holes in assomm, ,onsets, plaster or similar materials shall not be depended on for security. 11.01.01.09 Thrsvabsat this sods the voltage oonsddered shall VCL?A015 be that at vh2 ah the circuit operates, whether the current is supplied by a battery, generator, transformer, or rectifier. 11.01.01.10 Conductor sizes are given in Merieas wire Gangs Cpi ". UCTCR GAUGES (AWG 11.01.01.11 Where conductor sizes are given in this code COPPER theyshell apply to copper conductors of 90 per- CONDUCTORS cenconductivity. If other materials are used the size 8411 be changedaccordingly. see 11.03.04.05. 11.01.01.12 Suitable working space shall be provided and W0 XING :RACE naintained about all eleotrioal eruipment. ABOUT % "'.O..'`.L. CAL g% JIPM;r:NT .01 Horizontal Dimension. except as elsewhere required or permitted in this code, the horizontal dimensions of the workingepees In front of live parts, operating not more than 600 volts, whioh must be handled while alive, shall not be lees than: 11.01.01.12 .01 .01 For parte or more than 150 volts to ground on one side of the working space and no bar* lime or grounded parts on the other side of the work- log space. 2y} lett. .02 For parts of sirs than 150 volts to ground on one side of the working spate and bare live or grounded parts on the other side of the working spas .. 4 toot. .03 For parts of 150 volts or less to ground on one side of the working soaps and no bare live or grounded arta on the other side of the work- ing spas*, 1 feet. .04 For pasts of 150 volts or less to ground on one side of the working epees and bare lits or grounded parts on the other side of the work- ing 'Pace, 2?: fiat. For higher voltages ies 11.07.02. .02 clear Opaoss6 working spaeos :dissent to expose* live parts shall not b►e used as pins. .03 Elovallion of Equipment. The elevation of the equippmeent at least a feet above ordinary aaeossib].s working platforms usually affords protection at learnt equivalent to that provided by the horizontal olearanoes of paragrmph a and may be used in lieu thereof. 11.01.01.13 Incept as elswhers required or permitted by GUARDING DING yr this *ado, exposed live parts of electrical LIVE PART: *quaipsent operating at 50 volts or *ors shall b* guarded against accidental contest by enclo - sure or by locating the equipment as follows: .01 In a room or enclosure which is nooesaible only to qualified persons; 11.01.01.13 .02 On a suitable bal cony at- fore, so elevated and arraapd url to exclude unqualified persons; .03 Elevated d feet or more above the floor; .0 S that it will be protected by a guard rell if the equipment operates at 6oa volts or Less. len motors see 11.04.05.67. • 11.01.©1.14 Parts of electrical equipment, other than motors r CNCLC OF or generators, which in ordinary operation pro- ARCING PARTS duce arcs, sparks, flames or tea metal, shall be enolased unless separated sad isolated from all combustible material. For hazardous looatiems see Chapter 11.05. 11.01.01.1 Devices intended to break current shall have an INTERRUPTING interrupting capacity sufficient for the voltage CAPACITY employed and for the current which must be int rupted. 11.01.01.16 Materials, Wiese fittings, apparatus, and MURAL PLAN appliances designed for use under this code shall Cr INYT::TIGATION be judo chiefly with refereno• to the following considerations which also determine the olaessifl- esti types, sizes, voltages, current capaci- ties, and speoitio uses: .01 Suitability for installation and use In conformity with the provisions of this code. .02 Me©hanical strength and durability, includ- ing. for parts designed to dose and protect other equipment, the adequacy of the protection thus provided. .03 Electrical insulation. .04 fleeting effects under normal coalitions cf use and also under abnormal conditions liable to arise in service. .05 Arcing effects. 11.01.01.1 Connection of conductors to terminal parts shall CONNECTIONS insure a thoroughly geed Oon neetion without TO damaging the conductors and shall be made by means TERMIlALt of pressere connectors (includingset screw type), solder lugs, or splices to flexible leads either soldered, brazed or welded, except that No. t! I or smaller some c een uo tors i mod No. 10 OP eller stranded 000duotors may be OonneotOd OW 44AMO of days or swot* with. t fete* i:-1'"'' °` s upturned lugs. Tern naffs for more hen ons aenduotor shall be of a type approveed for the purpose. bre placed on ell oleo 11.01.01.21 seer askitr s a trademark, or other identifioation hL* u sl *hall be r. dell ting eetai►p>tes t. sin t wattage, or other ratings as are proseri` t Ol e his code. *sstrlosl installations involving one or sore loittors of distribution. sotOr or applianos shall be as .d by the e!'leetntoal vontraotsr making with installation, with his business moo, edit's/ and phone number, together with the dots of inttsllation. s r ing sh),11 be some form of durable 4444 stencil or label, porosseent ly attached to or PUMA aeon *MO *Poore or the units of such an installation. rho removal or *ornament by other then .sutbari sad persons of ouch markings shell constitutes violation of this sods, 11.01.02 DWIWITION8 11.41.Qs.0l ( As applied to wiring sot ods) mot pertly ♦nolosid COt3ddsiB.ti in by the streetere or finish of the bonding; espab1* ©: beingrenolr d without disturbing alts building ittructure Or finish. 1A+s applied toutpaent) Admitting aloes appreaa booms, JIM ed by locked doors, elevation or er ott ,I weans. 41 (leo also egosigily scan sibla`") 11.01.02.02 is 044 the $psM Oen be varied :t4 : lr over ADAISTAMLi. s! ****J144ftillo row. bat when one _. stsd remains 31PLIM MOTO woo oneffooted by the lend, a as shunt motors for a variation of field strength. 11.01.02.03 Ippllanoss ars entl e ag equipseent, timed or APPLZANCZ ports blij for ala 1100 14014 ***Usti ',mod small sister-operated sgsipsaui$. 1.1.044 2,(04 As.esptsbl a to the authority ming this ego, APPROVO 11.01.02.05 One which close* automo tisally by asses of * devise AUTOMATIC aporat.d by haat. DOOR 11.01 .02.06 Vett portion of s wiring gates i BRANCH the final vverourrent deme, protons beim ,t. CIRCUITer eriiree 11.C1.02.07 A strusturo which stands alone or whioh is AJILDINO cut oft from adjoining struotures by umpiereei tire walls. 11.01.0206 An enclosure dosismoi either for surfaeeor CAS/NET flush mountings and providod with a frame, ett or trim in ASO *winging doors aft bung. tz;ee cutout box). • 11.01.02.09 A stranded conductor (single-conductor Gable) CABLE or a combination of conductors insulated from on another (multiple-oonductor c 11.01.02.10 Points or looctions in the wiring gators at which protective devices are installed. Man:IL-MIA 11.01.02.11 ^ devise Moolgiod to open under abnormal condi- CIRCUIT. Lions a eurroatopearrying circuit without Injury to itself. The term as used in this code emly to the eatomatic type dOsir'ned to trip on a weloteraloot armload of current. 11.01.02.12 Ragraared inaccossible by the structure or finl,h t.;-NCFALEL of the building. wires in conoealot mows are considored concealed, even thwagh they may become accesp.ible by withdrawing thou 11.01.02.13 A wire or cable or other form of aet4 suitable CONDUCTOR for carrying ourrent. 11.01.02114 Tbo maintonanee of oleetrical conductivity of CONTINUITza series of metallic raceways and/or enclosures. (Raceway) 11.01.02.15 Connoted load is the actual or copputad wsttage CONACTED of any outlet or outlets su, :lied by a act of LOAD conductors. 11.01.02.16 4 tabulation furnished and certifiee, to by the CONnECTED designing architect or onpineer, of the outlets, LCAT ITh 2' apparrtus and tipplianoes comT,risiror the total connected load of an elootricel installation. 11.01.02.17 A pressure oenneotar is n 3onneotor in whioh Cot 'CT 'rt , oontaot between the conductor -znd the oonnector PR13:iURV le obtained without the use of solder by assns ( olderiese) of mechanieal1y applied pressure. i1.01.02.16 A deflee or group of devices, which serve to CONOLgovern, in some =)redetermined manner,eleetrio power delivered to the device governed. 11.01.02.19 An enclosure designed for surfeits mounting CUTOUT BOK and havingswingingdoors or covers secured walls directly and teescoping with the of the box raper ( See cabinet). 11.01.02.20 A wlrll grounded network of neutral conductors D. C. r4EuTRAL torted Eby connectingtogether within a given GRID area all of the neural conductors of a low.. voltage direct-ou rr $ supply system. 11.01.02.21 The demand factor of any grates er part of a DEMAND FACTOR system, Is the ratio of the maxim= demand of %be system or part of a system, to the total oor�nsted load of the system, or of the part of the system under consideration. 11.01.02.22 A alit of an electrical system which is in - =TIge tended to carry but not consume onssgy. 11.01.02.23 Si constructed orrotected that an ascumu- DUS?PRO0? lation of dust will not interfere with its successful operation. 11.01.02.24 So aohstruo$ed that dust win not enter the =MIGHT enc1os eg s til. 11.02.25 Conts duty is z requirement of service DUTY that demands operation at * substant;ta C0R' `Ik` G U constant lead for an indefinitely long t . 11.01.0 . Intermittent duty is a roquir©meat Of service MEW the demands operation for alternate intervals of Ul load and no load; or (2) lead and rest; or (3) load, no load and rest. 11.01.02.27 Periodic duty is sof istaraittent duty P IODIC in which the load osis are rlarly recurrent. 11.01.02.26 Short-time duty is a roquirtssnt of service j IORT..T2 "w" that demands operation at a substantially constant lead for a short mat definitely specified time. 11.01.02.29 Yarling duty is a requirement of service that VARTIN0 demands operation at loads, and for intervals of time, both e1 which may be subject to wide variation. 11.01.0''.30 A aoabi*atiia of physical and eleotrioal con- L .CTRICAL c tiane that is halardous to lite and/or HAZARD property. 11.01.0241 A timed or portable, self-oontained electrically n.ECT .Ic SIGN illuminated appliance with words or symbols designed to convey information or attract atten- tion. 11.01.02.32 A osabisation of s sad illuminatingli ►t$ c.M OENCX so ed as to d est persons along il.lumi- LIaHTS natedarranged to the exists of the building. 11.01.02.33 Surrounded by a ease which will prevent ENCLOSED sooidental outset of a person with live parts. 11.01.02.34 A gel tors including material, fittings devices E IPK ii? apPliaMees, fixtures, apparatus, and the like, seed as a parl a or in connecion with , an eleotrieal installation. 11.01.0205 Explosiono-proof moans enclosed in a sass EXPLOSION-PROOF which is capable of withstanding an Bion of a specified ;mss or vapor which may occur within it, and of preventing the ignition of the spMh ied gas or vapor surrounding the enclosure by spats flaehea � or esatioas of the gas or vapor within. n. 11.01.02.36 Accessible; not concealed. EXP05Ep 11.01.02.37 (*a applied to e $ that is enolossd EXTRRNA3,,LY in a mase or cabineq t) „ } e of being GpER% ,E operated without exposing r., operator to oontaet with live pasts. 11.01.02.38 A plot oonta the assemblage of buildings 'ACTOR! YARN se red by an iso atsd plant, or by a sub- statism', or by a master service, and permitti awes. from building to building within the yard. 11.01.02. 39 Any conductors of a wiring systole bottom 'EE,:F F i the scans•• equipwent, or the generator switch- board of an isolated plait, and the branch circuit over.our'r *$ devise. 11.01.02.40 An accessory such as a looknut, basun or FITTING other part of a wiring system which is intended primarily to perform a mechanical rates Una an eisetsisal function. 11.01.0?.41 A building or portion of a building in which GARAGE one or more aelt-.ppropelled vehicles carrying volatile, flammable liquid for fuel or power are kept for WOO,, ole, storage, rental, , inhibition or demonstrating and rall that portion of a building dish is on or below the floor or floors on which such vehicles arel�t and ;which is not separated therefrom b1► t, unpierced fire walls and fire-resistive floor's. 11,01.02•42 A dial garage theZl be ommeidered as ' GOADE ow building where seltoProPillsd vehiolss 000040CIAL are sold or ser01004• or whore twos or more such veitiales are stored or s er4vived for hire or for eom erotal use. 11.01.02.431 gas tube sign is raw sign, displry, GA: TUBE bI043 daoeratton or outline, a part of whioh Is glass tubin containieg an ineandesoent •leotritisd gas. 1141.02.44 The illumination of the interior of a buil4. GAS TUBE LAI b the uie of eleotrtfied ,.. Woi.ra 7. laaframo 11.01.42.45 r ©conductor whish Is used to eon; ect the GROVNDInG equipment or wiring system with a Grounding CONDUCTOR alestrode or electrodes. 11.01.02•14 Cove 'ed, obi el,aisd, tensed. enclosed or other. GUARDED rise protected, by means of suitable covers or easiags,, barriers. Jail or screens, mats or platforms, to remove the l i ability of da g dangerous o on� .vt or approach by persons or point of drr. 11.01,002.4T Premises, loc.ctions, rooms or portions thereof BA.L�$ in which (1) highly flammableases flammable LOCATION voietile liquids. mixtures or other highly flammable substances are manufactures or used or a stored is other than original contains/1% or 2) where combustible duet or flyingare likely to be presents entities sufficient to duos an explosi�re as. combustible mixture; • ) whore it is iMpxeetlss.ble to prevent such combustible dust from colligating in such quantities on or in moors, lamps or other ele etriosl devices that they are like to b eoome overhaated because normal radiation is prevented; or (44 where easily ignitible !three or materials proluainl combustible flying. are handled. miinufecturee, stored or used. 11.01.02.48 5 A hoiotway is say shattr y, hstohr y• H0IsTv. Y or other vertical opening or space in which au elevator or do bwsitsr Is designed to o;)erate. 11,Q1. 02.4 An a' :lianee outlet for pressing I: t�N :aUiL �� P Pti►a'pose�e, equipped with a single reeeptaole, switsb and pilot light. 1.01.02.50 Not readily aoo.ssibi,e to persons unlese I ';OLATED special means for mess are used. 11.01.02.51 A private ♦leotrioal installation deriving ISOLATED energy from its own generator driven by PLANT a Primo mover. 13.01.0" .52 An outlet intpnded for the direct oenneotion LIMITING of a 1 -µ<sOloldel , a 1i,-hting fixture or a OUTLET pendent cord terminating in a laaphoider. 11.01.02.53 .01 Dry Looaations it loo- tion not normally L0CATI M subject to dampness or rretnes;a. . lea<,tion classified as dry may be temporprily subject to dampness or wetness, as in the ease of a building under construction. .02 Damp Loon ti:lni A location subject to a aodmrate degree of moisture, aur:. soma base.Aents, soma barns, soAae sold storage w arehouses,and the .03 :det Looationi A location subjoin to as.tux ation with water or liquids, such as locations e,,;, ,osed to the weather, wash roots in garages and like loost1:;+ne. Installations unnergrount or in concrete slabs or masonry in direst cont ao M with the earth shall be :onsidered as wet locations. 11.01.02.54 The servige conductors and aervl o •quip.{ent x;A T 3t ; kNICIt sepp3,ying a group of building, under one *a*gs sen t. 11.01.02.55Any building or portion or . building in which aotioa- sic tore films are ; anuf aotured, TU:-I develepoc, printed, rewound, repaireC, stored or otherwise exposed.. 11.01.02.56 A ty2e of west** metal raoevay, designed KULTI.OUTLET to hold conductors and plug recoptaeles, 453EMBLY assembled in the field or at the factory. 11.01.02. 57 A point on the wiring system at *Ash OUTLET current i& taken to supply fixturesolaaps, heater , motors and current-oonsuming equipment generally. 11,01.011.5& An arrangement of inelndeseent lamps or OUTLIAE gaseous tubes to outline and sail attention LIGUILN to certain features such as the shape of a building or the decoration of a window. 11.01.0:?.59 A simile panel, or a group of -,:anel units PAULAoARD doelened ter useably in the form of singlepaaili_ IMAluding buses and with or without switehel and/or automatic overourrent protective devices for the control of light, heat, or power circuits of small individual as well as epregate capacity; demicned to be pissed in a crbinet or cutout box - laced in or against a wall or firtition and coifesible only from the front. ( gee switchboard. ) 11.01.02.60 The point or oonliection between the souroe POINT or BLid t;,E of supply and the eerviee entrance conductor. 11.01.02.61 An applianee capable of being readily PORTABLS moved where. established practice or the AP;,LIANC1: conditions of use asks it necessary or convenient for it to be detached from its eource or current by means of flexible cord and attachment plug. 11.01.02.62 One familiar with the construction and opera- tion of the apparatus and, the hazards P ON involvod. 11.01.0?.63 Aar Channel for holding wires, sables or bus- bars, whish Is designed expressly for, and used solely for, this purpose. Rummy* may be of metal, or Ineultaing material, and the term includes rigid m .t1 conduit, flexible metal conduit, elootrical metralic tubing, underfloor raotwows, cellular metal floor toys, surface metal raoewsye, wi.rewnys, busways and auxiliary gutter*. 11.02401404 30 constructed or ; roteeted that exposure RAIMTVINT to a be- ting min will not result in the entrance of water. • 11.41.24x► The current rating of a fuse le a :desis n t ed 1&nvalue of current in aaryree marked r n the 32.01.1 2. o Trent rating of a otrou .t..bree r is RATI . f' the current value in amperes -skid on the .IIT.. 3 fir[?¢ . breaker. 31.01.07.47 7apnble of being rea-heti quickly for oleratinn, tLE renewals or inrpeott'n, without requiring those to Whom reedy woe's is requisite to climb over remove obstacles or to resort to portable ladders, emirs, ete. 1141.07.68 outlet equi reed for the use of atta+ n$ P7',CPTACLAI 11u cs& a only• eerswashsU tie of t7. .,7t7T reeentaele 3s nrehf.bitsd. 11.01.02.60 A lighting fixture, the enclosure of 4tfhith ntt is imbedded in a ostl ng 1.13:1T a st truq +e. : X11 or floor of 11+►41.02.l0 Equipment enclosed la a ass or or. binet that . , 4ra ie nrovided with meat for sealing -r locking o thet live -:arts o tnnot be made acceesible without thout ey-en the enclosure. Thi: e,-,u1,-).ment may or may not be operable without c-,:ening the eneloeure. 11.n1.0243. A ill grounded n iwork of neutral conductors rs 'area by connecting o y r within a given tCil' RAL C 4 area all the neutral a'nduator a of indtvtr?ua1 transformer eeoon aries of the su Tai system. 11.01.02.72 A etrelee 1e the conductors and spin Trent for delivering electric' energy from the scar c cry diztr+buti.on or street mucin, or from a distribution feeder, or from the transformer, to the wiring system of the premises served. 11.01.02.73 iervioe conductors made up in the form of cable. SEM= CABLI 1.01.02.74 That portion of the supply conductors which 3ERVICE extends from the street main or duct or from CONDUCTO transformers to the gervice equipment of the premises supplied,. or overhead conductors this includes the conductors from the last line pole. to the smile* equipment. 11..01.02. 75 That portion of overhead semi** conductors WERVICE betwe, n the pole and the first point of attach- sent to the building. 11.01.02.16 That portion of service conductors between the .3NPVICE.ENTRANCE terminals of servies equipment and a point CONDUCTORS outside the building, clear of building well s, whore Joined by tap or splice to the service drop or to street mains or other source of supply. Where service equipment is located outside the building wale, there may be no service.entranoe conductors, or they may be entirely outside the building. 11.01.02.77 The necessary equipment, usually consisting of SaRVICE oirouit.breaker or switch and fuses, and their EQUIPMENT acoessories, located near point of entrance of supply conductors to a building and intended to constitute the main control end means of cutoff for the supply to thnt building. 11.01.0?.78 The rigid steel conduit, electrical metallie EEflV10E tubing, or other raceway, thnt eneloses serViee- TACY entrance conductors. 11.01.02._19 The setting of an instantaneous trip eireuit.breaker LETTI3G OF 10 the current value, in amperes, at which it CIRCUIT-BREAKER will trips the setting of a time.delay circuit- breaker is the value of current, in emperor, whieh it will carry indefinitely and beyond which it will trip at specified values of overload and time. 11.01.02.g0 A showwindow is eny window useor designed to LLDW be used for dieplaying of croods or advertising material, whether it is fully or pertly enclosed or entirely open at the rear, and whether or not it has a platform raised higher tl- ,:n the street floor level. 11.01.02.61 The written consent of the authorities SPECIAL enforcing this code. k:';MISS.°I N 11.01.02 .82 .01 Gencaral-Use stitch$ d switch intended for WITCH2 use ae a switch In general distribution end branch eireni$s. It is rated is aaperes end is cable et interrupting its rated current at its rated voltage. .02 Isolating Switeht A avitah intended for isolating a oirsnit frog its source of power. It is to be operated onlywhen the circuit hes been opened by some other means. .03 Motor-Circuit Switch' A switch, rated in horsekoower, capable of interrupting the maxims! operating overload current of a motor of the sane horsepower as the switch at the rated Voltage* 1 11.01.02.9 A large single panel, frame, or assembly of J1TCh' 0 panels, on uhleh are mounted, on the face or ack or both, evitehes,, overcaurrent and other proteetive devises, Doses, and usually instruments. vitchboards are generally aooassib1a from the re-..3% Is well as from the fron and are not intended to be installed in cabinets. (dee panelbeaulyd. ) An auxiliary, well grounded conductor used for G:'0UND con,leo ting together the individual gremlin CO DUCT,)R conductors throughout a given area, but vhieh is not a part of a oirouit vire. 11.oi.02.85 A motor which is so completely enclosed by Tc 'TtL.l ENCLOSED ingegral or auxillar cowers as to prea tically MOTOR prevent the cireulatton of air through the interior. Such a motor is not necessarily air-tight. 11..4.02.6 The trap is a run of conduit, tubing or other TRAP water-tight raoswny, from which water will not drain. 11.01.02.57 o enclosed that vapor will not enter the VAPoRTNGH? enclosure. 11.01.02AS Provided with a means to permit st,Oulation VENTILATED of the air sufficiently to remove nn exoess of heat, fumes or vnpors. 11.01.02..g9 The greatest effective differenoe of potential VOLTAbetween nny two conductors of the circuit Or A CIRCUIT concerned. On vrrious systems such re 3-Ase 4 wire, single phase 3.-wire reed 3-wire direct current, there may be Iv.rious circulte of various voltages. 11.01.0%90 In grounded cirouit , the voltage betiwn the V0LTAC4: given conductor rna that point or conductor GEOUND of the circuit which is grounder4 in ungrounded circuits, the greatest voltage between the given conductor and Rny other conductor of the circuit. 6o constructed or protested that moisture will wtTFRP110::IF not Interfere with its sucoessful operation. 11.01.02.92 Pio constructed that moisture will not enter the :a1CItT enclosing case. 11.01.02.93 Loa constructed or proteoted that exposure to the WCATTMIPPOOr WesithOr will not Interfere with its successful operation. CRAMS II . WIPING DE8ION & PRoTPCTI3N 11.02.01 POLAMTY ID7NTIFICATION OF 3Y3TFAS Ann CIRCUIT& 11.02.01.01 All interior wiring systems, ex0e7t as provided GENJIAL in section11.02.01.07, 11.02.22.03, 11.02. 22.05, 11.02.21.06, 11.02.22.07, 11.02.22.04 Shall have a grounded conductor which is continuously Identified throughout the eystem, except as permitted by 3aragraph b of section 11.02.01.05. 11.02.01.02 NO interior wiring shell be electrioally CONI n TO connected to a supply system unless the letter GROUNDED contains, for ny grounded conductor of the SYSTEM interior system, a aorresTondin6 oonductor which is grounded. 11.02.01.03 wiring systems nnd circuits derived from transformer* CIRCUITS in whiob part of the turns are comes to both DERIVED FROM primary and **Gondar/ circuits, ordinarily known AUT0.TRAN3. as auto-transformers, shal not be permitted for any Interior wiring system unless the system ,- -lied contains an identified grounded conductor oh is solidly eonneeted to a staler identi- fied grounded eenduetor of the system sunlying the euto-treneformers. see section 11;64.07.C8. t,egardiref the use of auto-trensformers. 11.02.01.04 As identified oonductor, if run to a lampholder, CON ECTIoNS TO shell be conneoted to the some-shell. *0RF-,.3HELLS 11.02.01.05 Identificetion for conductors shall be it.oured Wit:ANj a as follows$ IDPITIFICATIA OY CoNDUCTORO .01 Innulated eoaduotors of No. 6 or smaller, ',wept eanduotOrs of the wertherproof type, shall have tn outer Identification as sPOsified in paregrvh a of section 11. )9.03.„ .32. Insulated conductors larger than No. 6, and we.-ther,)roof conductors of -1.1 sixes If used Indoors, shall here an outer ideal. tiflortion as specified in paragraph o of section 11.09.034 or shall be identi- riot by distinctly* marking at terminals during process of installation. .03 elextol* cards Shall be identified as provided in section 11.04. 01.13 .04 Terminals of devices shs11 be identified ar provided in ssetlon 11.01.01.0g. 11.02.01.06 Conduotore hevintr. white or natural-grty covering IDENTIFIED CON: shell not be user other than to oonductors for DUCTOR IN which Identification is re,7uired by tection IDENTIFIED 11.02.01.01, except under the following conditinno. CIRCUITS ONLY .01 Identified oenductors, rendered permanently unidentified by painting or other effective means pt each outlet where the conductors qre visible and a00000ible. %ay be used ns unidentified conduetors. The foregoing permits the use of two-.tire *able having one blaok and on• white oonduotor on 2-wire ciroult0 t!v),?ed from the outside legs of 3-wire sistem or Any two conductor* of * maltiwire oyetem if the Identified con- ciliator of the two-wire cable is rendered pordnently unidentified t termioals. .02 able contoining an identified oonductor may be used for eingle-pole, throe...way or four-uny switch lope if the connections Are eo made that the uniden- tUied oonduetor is the re urn conduotor from the switch to the outlet. This exception makes it unnieessary to paint the terminal of the identified conductor et the virItch outlet. 11.02.01.07_ Two-wire branch circuits and multi-wire A.C. UNI.DSNTIPIal circuits N:dy be tep9ed from the ungrounded CIMU1T3 oonductors of oirouits having identified grounded neutrals. F:fwitchlv devices in such circuits shAll lave P pole in each ungrounded conductor, exCeot as provided for motor controllers in section11.04. 75..4w , . olyphare circuits eed nnot have one conductor grounded end Identi. fled, ex00Pt no required by section 11.02.;2245, but if one conductor is grounded it shall be idedtified. Other unidentified ungrounded systems or eircuits qicy be used only by ac:ecil 11.02.01.E' devioas provided withterminals for the at/FIC },:7. - attaehment of conductors amd ink for OF TV "I,5 connection to more than ems slds of V circuit shall, unbent, s f oalll m ep' d have a T'air of oonneotterminals , Ply marked for identifttaation, unless the or trite, connection between the oatr of terminals intsrnddd to be aonneoted to the grounded conduetor is oleerly evident. .01 Panelboards and Deviate, The terminals of 1 zsting panelboarde sad of amort havinga normal current voting of over 30 amperes need not be mrd for identtfleatlon, except as required in • retLra ahs s and t of this eeetion for Polarised relsrtaeles for attachment Plugs and polarised attaahasnt.p1 °ape. .02 Utilisation Ap« 1ianose. The terminals of utilization ap�:,lianoee need not be marked to indicate the Proper eonneeton to the grounded conductors if the ter+ inals at utilization appliern4lr ,, of Which iingiesioole switches form an integral Wit, are marked for identiftaa.. tion, the terminal aomneetsd to the switoh shall be the unidentified terminal* .03 Portable A,pltanoss. tombola of portable a liaaps+t ted not be marked for identification. .04 single.pole Devices. Mvtose, toa the tore of which only one side of the line Is oonnectod, rased not have terminals marked for idsnti.f ioA ti,In. .tom Twoftmdp, fe1 a-4'taol.eq and Caps. Twowviro aunt.-plug reoerytael s without Carew shells, and two..ulre attaehment plpe, unison of the polarity . need not have their terminals marled for identification. 't'wo.wtra polarised rsae•$taolee for attachment plugs and polarized a t taob nt ,tmj Saps shall nave the terminal intrndi d tar connection to the irrounded conductor wed. for identif t.OJ`:ttFin. Three.wire *oe r,taolss and Caps. ' e..vire attaehment.plug receptacles and three.wIre attachmentplug caps, in which one terminal nay be cxeed for the c€nneetion of a grounding conductor, shall base euoh terminal identified inn manner differing from that specified in section 1.42.01,09. The other t r 1'irn1c nerd not be marked for identification. .0' 3arew.shelle. In the else of dodoes with rswm shel:tri, the identified terminal shall be the one connected to the sorew .shell. This deep net rnnly to sar*rrssbell.e whiCh sere as fu swhol c srs. •d! IeressNehell ')evgos with Leeds. in. the case of e a.0 leeie a with a t tachd leads, Ihe conduotor attadhed to the s orr , ,. Shell stall have white or naturrl gray finish. The outer finish of the other oonduotor shall be of a solid color thr t not be confused with the white or nnturrA.gray fini te vhloh is to indicg to the ;rounded Qonduotor. 11.02.01.09 The markings of terminale sell be lone bs.pots Wai of a. metallic Anted mating substantially white twinricT,-In in color, as nickel or zinc or the terminals or Trnitm4ALo may to of material substantially mite in 001)r. T)* other terminals shall be of a readily distinguiehable different color. 11.02.02 BPANCK cxncuiT w GENERA 11.02.02.01 The branch circuits referred to in this article SCOPE may supply one or more lighting or appliance outlet* or combinations of such outlets and abb./1 conform to the provisions of sections 11.02.02.02 to 11.O .0$,05 inclusive, sxoept as is herein specified. 11.02.02.02 Rvery lam , motor or other spliaanoe Shall be !MA CH supplied by a branch circuit Conforming to the ' CIi'CUI? >rovisions of this rrticf.e, or as utherw ,ee Pr UIR D specified within this code. 11.02.0,..3 A malti..wire branch circuit as referred to in KULTI. this nrtiole is a circuit aoseleting at two or 14140B CLICUIT1 acre ungrounded oonduotors having a potential ,.00ia0TP difference between them, end an identified grounded conductor hewing equal potential difference betuecn it and each ungrounded eon. . duetor of the circuit and which tae connected to the neutral conductor of the system. Breach circuits of efy of the types rroognised in this .article say be installed as aultiixire circuits. 11.02.0 a.04 Three.wire airoui ts.-one bla+k oat +ate te, one ; 4-vire cirauitr.--one bleak, one ratite, one red, one blue; 5-wire aireui tae•-ane blaQk, one whie, one red, one blue, one yellow, f aorta than one cul ti..vi,re branch o i,rouit le carried through a single raft the ur ;'r id conductors of the adti itional eiresit may be of colors other than those speotfied. All circuit acaa:dustorat of the some color sh ll. be connected to the some ungrounded feeder conductor throughout the insteallati.on. 11.02.02.05 mach ©irouita of .my of the types recognised V,LT,A,GE in this article, sup; lying lam?holders, fixtures or receptacles of the standard 15-ampere or less rgting. shall not exceed 150 volts to ground. n dwellinc 200upsnoies, the voltage between con tors supplying In holders of the **row-shell type, reoetaolers, or ap .tlianoee, shall not exeeed 150 volts, except that the Voltage, between eenduotore supplying perasnentiy conneeted altlianees or portable applies**. of more than 160 watts may *mooed 150 volts it connected to reseptao1 n of such deli that attachment plugs used On circuits of other, voltages Cannot be inserted In thee. I 1:1..a2.O?.O6 'fops to inc ividuel 1 amphoiders or fixtures, end ` $ taps not over 13 inches long to individual outlets supplying lsaiholders or fixtures, may be of a leer rise then the branch-eiretui% 0 conductor, but not less than the size of tap specified for each type of branch atreuii,pro•ided the load does not exeeted the osrririne capacity of the oonduetor as in Tables 1 -a- ---of Chapter 10. 11.02.02.07 the minimum number of branch circuits et`;R11 be . 'T ;i�NA" A determined from the total load as computed by LI =CUI.''4 section 11.02.02.03 and the types of circuits to De used, but the number of branch Qirouite shall in every case be sufficient for the specifics load to be served. £he total load shell be evenly creportioned among the branch circuits according to the capacity of the ciroulta, insofar as p aotioable. 4f circuits supply continuous loads, such as store lighting and similar loads, the load shall not excieed 8o per cent of the branch circuit rating. 11.02.0210d The calculation of load shall be based upon the C' „CULATIQR current consuming outlets served, The total Or LOAD computed load shall be the sum of the loads of such outlets, when computed in accordance with the requirements of Chapter ll.06 of this code, After demand factors if any have been applied. Specific information regarding the type and number of electrical outlets shell n,oeofap ny allplane submitted by architects and or engineers 'CO the Building baps rtment for ap :ravel,. 11.02.02.09 SO dwelling occupancies, branoh circuits which hEGU TAC LE supply receptacle outlets in kitchen, laundry, OITICUITZ IN pantry, dining room, and brsakfest room, shall ewELLING3 not supply other outlets, and such c t rcuits r41s11 have oonductora not °mailer than Ao. 14 . 11.02.02.10 he*eptaole outlets shall be installed in every I: " :i'TACLg kitchen, linin;. room, breakteest room, living OUTLETS room, parlor, library, den, sun room, recreation reeoand bedroom. One receptacle outlet shell be provided for every 2O linear fee or major fraction thereof of the total (gross) dietance around the room as measured horizontally along the avail at the floor line. The receptacle outlets shall, insofar as preotieable, be speced equal diatenees apart. At least one reoeptaole outlet shall be installed for the conusction of laundr;; ap lisnsss. 11.02.02.11 Erich bathroom shall be equipped with at least SATRROOK ore wall receptacle. RECEPTACLES 11.02.02.12 Each apartment shall be equipped with at least RECEPTACLES one iron and one refrigerator outlet. IN APARTMENTS 11.02.02.13 Each residence shall be equipped with at least RECEPTACLES one iron outlet And one refrigerator outlet. DOMITIC Outlets ,djaoent to ironing board or laundry tubs shall be considered iron outlets. 11.02.0?.14 All linen or clothes closets shall be equipped LIGHTS IN with at least one ceiling light outlet. CLOUTS 11.02.02.15 Reeeptacles shall conform to the followings RECEPTACLES MURAL .01 Where Required: Fixed reeeptacles shall be installed where portable cords are used, 4xoept where the attachment of flexible cords by other acme is swift. oally permitted. .02 Rating: Receptacles shall lave a rating of not less than the rating of the load served. .03 Interchangeebtlity: Receptaeles supplied by circuits of Acme than 150 volts between conouctors shall be of such design that attachment plugs used on circuits of other voltages cannot be inserted in them. Plug.in ooa*eetions, or other devices for supplying applianees or lampholdera from busways of 20 amperes capacity or less, shall not be interchangeable with such devices for use on busways of larger ave.*. illy, unless overourrent protection rated at not exceeding 1, amperes is provided as -n integral part of the plug-In con- nection or other attaoh*ent device. 11.02.02.16 Heavy-duty lempholders as referred to in this HEAVY-DUTY article shall include lamp-holders of the mewl LARPHOLDERZ type, a lampholder of the medium-base type *which is an integral part of a single lighting unit having also a heavy-duty lamphOlder, and other lampholding devices required for lamps exceeding the maximum rating of the mediumwbase lamp as provided in section 11.09.18. • 11,02.02.17 aranch oircults reoognised by this artiole shall CLAJIFIOATIuM be classified In a000rdanae with the maxilla permitted ratliv or setting of the overourront votee as providNi herein. When conductor(' of larger si than eeeified are used to provide for voltage dyed, the specified rating or setting of the overourrent devil's shall determine the current Glass/21(m tion, 11.0203 15. Ampere Branoh Cirauit . , In addition to the foregoing general roqu1rsmonts1 ;;CCPT - the 15—a1)ere branch circuit shall conform SO the provisions of seotione 11.32.03.02 to 11401.03.05 Ina:W*1m 11.02.03,02 Conduetors shrll not be smaller Oen No, 14, 11.J2.03.03 Qverourrent devices shAll have a rating or setting VCUT not exceeding 15 amperes. PBCTFCTI ,N 11.02.03.04 The total load shall not exceed 15 amperes. flAX11'.IJX LQA 11.02.03.05 A 15 ampere branch °Irma% may sup-,1: onlyl LOAD . 01 L.TImphalders. Permanently connected lampholdere of all types. .02 Reoeptecles. ;-eceptscles 2•Rted et not more than 15 amperes supAyingl .01 Lampholders of all types. .02 Appliances with individunl rating of not more than 12 amperes, .03 fixed Appliance*. lzed ap7,11ances with a total rating of not more than .01 six am.leres, if the circuit also supplies lampholders nr portable ap -lianses. .02 7wolve 4mperel1 if the circuit smppliss motor.operated avliances. .63 iifteen amperee, if til.;e circuit supplieS only fixed applisooes other than motor operated applianOes• • 11.02.04 PO . AvizRZ 104601.1 CIRCUITS 11.02.04.01 In adeltion to the foregoing general requires,. mental the 20.empere branch circuit *hail oonform to the provisions of sections 11.02.04402 to 11.02.04.05 inclusive. 11.0?.04.C2 Conductors shpll have a oerrying-capseity of not 1es then 20 amperes, exce2t that tape as provided in sectlin 11.02.02.06 may be of $o.14. 11.02.04.02 uvercurrent deviaos shall have a rating or setting Li of nit exceeding 20 amperes iltOriVTIA 11.02.04.04 The total load shall not exceed 20 amperes. LOAD 11.02.04.05 A 20.ampere circuit may supply only1 PaMI3M3LE LOAD .01 Lempholdars• Permanently connseted hosvy.duty lampholdere, or a medium* bass 10,,pholdor of the porcelain keyless type wtich is fart of a lighting unit connected directly with the --)ermanent wiring and controlled by a switch. .02 heoeptroless heceptaoles rated at not less than l am)eres capplying: .01 Laspholdsri of benvy.duty type. .02 ApiAlance, with iiu1 rrting of not more than 15 enveres. .03 Fixed ApplianceF,. Fixed app with a totri rating of not more tIlF,ns .01 ilfteen ami,,erest if the circuit also sup4ies lampholders or sortable appliances. .02 Fifteen arceres, if the circuit supplies motori.operl,tted an,liancee. .03 Twenty -psresil if the circuit supplies only fixed 1p,Alances other thcfl motor.opersteC f11.);-1iances. 11.02.07 . 'KRI+► JARANCH IRCtJIT 11. 2.07.01 In adc.ition to the foregoing mere" roilsOomonts, COPE the 50.ampere bran olooui shall eaotora to the provisions of eseticete 11.02.0742 to 11.02. .05, Incl u z iVe. The 50.►app h circuit shall not be used to supply lampholdere in dwelling aecwna i e a., nor topl portable sppliaz rs or combination lighting load end applie loses in any trpe oSc aaaa . For portable ap;4ianaee r fed In excess of 20 amperes see *Individual l Branoh Ciroui.te;* 11.02.07.02 0onduotors shall have a aerryix oapeoity of not 003DIM?' a.a less then 50 amperes, exoept that taps provided in seotion 11.0'•0e.o mar be of lea onpPcity but not smeller than No. 12. 11.0 .07.03 cveruurr nt devisee shall have a rating or sitting not exoesdin : 50 aiveres. PA0TECT1A 11.0.07.04 The total led shsll not ezoofe d 50 amperes. LOAD 11.02.07.05 ii3ee section 11.02.07.01. ) A 50.4rpers branch PEW'S'S: sit cirouit may supply only LOAD .01 La 1+ier's• Permanently Bonne tod Heavy.. duty Inepholders in other then dwelling 04Cu an o ies. .02 Reee ptavles. f:eoe; teoles rated ;;t not lee than 50 amperes supplyir t .01 i.eapholders of the h eVu type in other than dwellingoeoUpanotos. .(r. cooking appliances other than portable. .03 Fixed Appliances. A group of fixed cooking avlianoeci, or e fixed range with s total rating of not more than 50 emPeres. The demand faotor for s. single MOO in 'fab1s No.4 of Chapter 11.10 eery be appiiod to the roam, load sham computing the total rating of romp and ve er hater. 11.02.05 25 !APER 3.5 AN H CI 'c:ul 's 11.02.05.01 In addition to the toregoin Y, general requirements, $COPS the 25-ampere branch circuit shall aonfora to the provisions of sections 11.02.05.02 to 11.0.2.05.05,. inclusive. 11.02.05.02 Qonduetors shall s carrying—oapeeityy of 1 C UUC k U not less than 25 amperes, except that taps as provided in section 11.02.02.06 may be of lies aa; a pity but not smaller then No. 14, 11.02.05.03Overeurrent devices shall hale a rating or setting OVERGURUNT not exveedtng 25 +s Peres. P .cTE`Q?YON 11.02.05,0 ► The total load shell not exceed 25 amperes. KAXIMU* LOAD 11.02.05.05A 25--ampere branch circuit may supply only* FERMIS; IbLE LOAD .01 L', ,; holders. +'arm nent1y oonnegted heavy..duty lampholders. .02 teeepte:ales. Receptacles rued at not leis than 2Q amperes supolytng. .01 Lnmpholders of heavy,-duty type. .02 Ap l.ianaee with individual ratiN of not more than 20 ampere'. .03 =Fixed Applianoes. eixed appliances with a total toting of not more than' .01 Twenty amperes, if the circuit also supplies lamphclder• or portable appliances, .02 Trrnty amperes, if the circuit aupolies motor—operated appliances. .03 Twenty—five wares, it the circuit eupoliee only fixed appliances other then motor—operated appliances. 11.02.46 35..AM?E tBRANCH CIRCUIT 11.02.06.01 In addition to the foregoing general requirements, SCOPR the 35-^r ere branch circuit •h1tl conform . to the pro- visions of ssotione 11.02.06.02 to i1.o?.06.05, inclusive; and sh,-11 not be used in dwelling oocupanatee to sup14y 1ampholders, nor to supply ;)ortable appliansess in any ©ecupancy. For gorilla. a, plianCes rued in excess bf amperes see °Individual sransh Circuits." 11.02.06.02 00eduatore mull have a earryinz oep s ty of not lees CONL 'CTO1 3 than 35 r e ►ept that tape as prattled in 11.02024o maybe of less capsolty but not smaller than . 1 11.02.06.03 0weerourrent devises shall have a rating or setting 0,114CUPRENT not exoseding 35 mares. Pflr;z:CTT•: ' 11.02.06.04 The total load 'hall not exceed 35 amperes. MAXI LOAD i1.o .o6. (dee seotion 2151. ) A 35-ampere branoh circuit may PERMIVIBIL supply only! LOAD .01 Lampholders. Perravnently aonr,euted heavy.. duty 1 {mpholuers in other tb.111 000u-,anoiss. .02 Heaeptaoles. Receptailes rated nt not less than 30 ameres supplying s .01 L; r ,holde rss of the heavy-duty ty4'e In other than dwelling occupanoies. .02 Appliances other than portable. .03 Fixed Appliances. Fixed ep:l inneee with a total rating of not More than! .01 Twenty-five sm = rres, if the ci •ouit also sup 'ties 1.s.m2holderse .02 Twenty-five emperse, if the circuit r p1►1es motor operated appliances. .03 Thirty-five amperes, if the circuit •up =1teri ep;; only fixed iisnoes other then motor-operated appliances. 11.02.08 =AVIA L CIRCUIT 11.0246.01 Ii eacAtion to the foregoine general requirements, SOOPR the In4LividuP1 branch circuitexcept branch eireults supplying motors and motorftopereted applianCesi evil conform to the provisions of sections 11.02.06.02 to 11.02.06.05 inolusivei , and shall be used to supply only * tangle outlet or appliance. For motors, se* chapter 11.04.05. 11.02.03.02 Conductors shall have a (Parrying capacity CONDUOTOitS sufficient for the load which they suppXy 11.02.03.03 Cverourrent devioes shnll have a rating or setting 0V,d4OUPR7UT not in exoesp of the carrying capacity of the PROTEOT1A conductors of the cirouit and not oriteding 150 per cent of the rating of the applianno. 11.02.06.34 The load shall net be limited. If nn indiviuhl HUMS brtnoh elrouit suppliee a range* hot place* or LOAD similar applies*s with surtaoe heating elements* having n rotting of more than 70 ampereso the applianci shAl bnve sub.dividid oirouits eaoh provided with over.current proteotion not ascending 50 amperes. 11.02.06.05 An individual branch circuit may supply onlys PelAIS VILE: LOAD .01 Lampholders. A single lampholder or lighting fixture, .02 Leneptacless A recentaole euplAyings .01 A single lampholder or lighting fixture. .02 A single appliance of 44, rating1 exoopt as limited in section 11.02.08.04. .03 fixed Aptguinaes. A single timid avlianoe of an7 rating* except se limited In eection 11.02.08.04* 11.02.09 F LGR 11.02. .01 Any conductors of a wiring system between the ssroise DEFINITION a ui; nt or the generator swit*b board of am isolated planta and the branoh circuit or .torrent donee or deytoss. 11.02.09. ? Fseder conductors shall not be smaller than FETZER ..., specified in the Table I of Chapter 11.1 `r for the computed feeder load. 11.0 . 3 The else of the feeder conductors should be such ILLT,14. that voltage drop up to the final distribution point for the load as computed by section 11.02.0.04 will not be more thin 3 per cent for power loads, • and not mor0 than 1 per sent for lighting loads or combined lighting and power loads. ll 11.02. .04 The computed load at teleder sh be the sun of the COt UTATxw i oomputsd loads, In wattage, of the branch circuits OF F atER supplied by the feeder, suject to the following LOADS provisionst .01 0eneral Lighting. The else of the to der conciuotors supplying distribution panels for general lighting, shall be not smaller than shown in r eeger Pond Charts g d m 1 of Chaptsr 11.10. .02 Deland 'actors. Demand fasters may not be applied to the oomputed leads for general lighting. .4) ', Mance Load ( other than motors). The demand factors of Table NO. 15, Chapter ala ma be tvlied to loads sonsisting of one or more household deems s and other household soobi and s pli�Mts ars indi► ly rapt at more than 1650t watts. .04 Motor Load. The load for motors shnl1 be computed acoording accordingto the provisions of section 11.04+.05.11 and 11.04.09.13. .05 The neutral feeder load shall be sub eet to the provisions of section 11.0/.09.05 . 11.02.09.05 The neutral feeder load shell ll be the maximum un- ? AL ..D bnlane of the load determined b motion 1.1.0?.09.t4. ct LOAD The m unbaalsnsea+d load sial be the computed load obtained by **onion 11.02.09.04 lens q11 loads t`-`w>ed from the ungrounded feeders tend not connected to the neutral, sept that the load thus obtained shill be nalttpliewd by 1110 per cent for 5-wire ire bass systesass• bor wire D.C. or single-phase A.G. bra ,r , , so and 5-wire two-phase+ a further demand44setor of 70 per sent say be applied to the% portion of the unbala geed load in excess of 200 amperes+ 11.02.09•Q6 A Gammon neutral feeder may be employed for two k#!`UTRAL or three sets ofa feeders, or twe sets of rirniut 4. wire or wire +trs. When in metal enclosures, all 'abductors rss of feeder otrcuits tri o on neutral feeder shall be pont: ed with the same enclosure as provided in section 11.03.Q8.02. 11.02.09.07 If required by the authority enforcing this cod*, DIAGRAM a? a wiri a ,, diagram Abell be supplied preVioas to 1 .A'!' tl,CAL insstalletion approval of the plans or issseasnee MU? of permit. This diagram shall show, the stonn ec t ed load in watts, e, 9340 of the aerrieewattranee conductors and oonduit, size and arrangexent of the switching and metering equipment, size and length of the feeders supplying distributing points and outlets of the 1►arious units comprising the oonneotesd load, together with the location of these unite with reference to their source of supply. 11.02+09+06 Each feeder shall have Its own individual dis* 'E r.: # oonnoo noon& eases or fub1e are not 1, considered a d,isoonnosting mows. Distribution panel feeders shall be not less in tYNA, i.,,,L :P't.$ else than shown In Charts h 1 of Chapter 11.10 for the number of bran sh oirOuits supplied. 11.02.09.10 The voltage of panel te.ders shell not be less �' i k'r t. 7than 100 volts, 11.0'.1'3 :RVT K:• .. 44NAAAL HANIPIANCUTS 11.02.10.01 a:.,ear°fioe oondu*tora shall be installed so s s to 4EV1Ct be isolated from or protested tree OONDOOTOrid 1r:Jury°. ilitsohnost of orae OobilleSSIPS Obould be so made as to provide nese* Oloiranee for the use of ladders sod safety a ,-onoat. 11.02.10.02 The a&simma service equinont r*quire*•nts for AMP 1 111NUM location *full be as follow** 4arvinS natrasoo *onduator* No, , ernes *strand* ♦•ndui t 2 1/441. rsiae •ntraa00 iwi tah 60 swNerss. In thie *ass any apprerted typo of di oe*naeting der ss shall be sossidered as s serrtiOe s'&teh, where transf orner Vaults sr. used, the r oontrslhisj thi ts*sforasr Sersondery distribution will be oonsiderod the service sntra> w swite#. 11..02.10.0 In s•nerel, a building *ball be suppliod thro OWA 411 OP only one set of servids eondwstsrs, sett ARYIOS GONPOCTOfid • 3 *bore sore t c n one serfse drop is permitted by s.otton 11.02.12.01. .02 nuildings of multiple osouAinoy may have two or sore a•pars to s o t a of seri ee.sntrss oe conduotors whieh are tappAlfron one serYtse drosPo or two or more sub•-se.ts of sersidi •ntrano0 o9nduotors may be tap2o4 free s single sot of %ain service oonduotors. .03 In a sin 4 e 000upsney, where a set of se vise moeduotorr Is already Install*" for asp oleos of use, ons additional set a be installed for a different class 0f use. 11.02.10.04 MO olrsrbesd service, no underground serfs,, as • VICi rAOM so service frost an isolate/4 plant shall ply • XUILI.NO ono building through another, unls't SUeh build.. TWIG JOH Jags aro under sinile osc u noy or ; nt. • 1 ' H C onduetars in conduit or duct pissed at least two iev,:hes of eonsrete bsnsath alt building, or buried in two inohee of brise masonry or in conorete within s. gall, shall tor sensidered out- side the building. 11.02.10. servie! unduaters shall have an insulating 1$ LATXO or eeveri*g uhloh will normally withstand exposure wwxcz to stmoopheris and other conditions of use and G f.)1tiIUC TO U whieh shall prevent any detrimental l e! k ;e of 4urrent to adjacent conductors, objects, or the ground. .0]. Uninsulaeteed Neutral. pee of : n uninsulated neutral conductor in services is not ;permitted except by special permission of the local authors t ". .Of Underground. xoept as provided in sub.. periiraph .01, underground servieee oon- dusters up to the point of attachment to serve equipment shall be severed with rubber, or other approved insulating materiel. dervioe conductors installed underground or in ca erete slabs or masonry in direct contact with earth, shall be lead-covered or of other types specially approved for the purpose. .03 terries Drops. baoept as provided in subparagraph .01, service drop conductors in multiple-aonduotor sables all be rsbber tsvered. Open individual conductors 1 be rubber-covered, or went }erproof type 411. .04 On Exterior of Buildings. xxoe►p't as provided in sub-paragraph .01, service conductors extending along the exterior of a building shall be in rigid metal oondui t. 11.02.10.06 '4ervtoe conductors shall have odequr-to currents ala OF a R!XOh carrying capacity to safely conduct the current CONWUG?OBS for the loads supplied without a temperature rise detrimental to the insulation covering the oanductoors, and shall h've adequate strength. .01 service entrane •oenduatcrs. t ervice entrance-conductors, including gnderrrouad •eer+►icee, shall hove a cupr+ nt•Rcarrying to )neity sufficient to csirry the load as determined by section 11.02.09.04 and in a000rd,noe with Table No. 1 of Chapter 11.10. The neutral of the se vice sentranee conductors shall have a current-tarrying oapaoity in conformity with section 11.O2.O9.05, and ane shall zobcliøc trv!'n No. 9 wire. Service entrance cond!!otore ruoolying a Niven conneete4 load ahll conforu in ALIO to nouipment Service Chart A f Chapter 11.10. .02 Service Drops. ConductorIn service drops sholl be no% smaller than No. 8 trire. 11.02.10.0? In a nroperty comprising more thin one building )(ASTER under sirrle manogemrnt. and Which has SEAVI CE *,e..11rting rlent is served by a master service, caniuctors un 1.n from ono A:tiding to nother shill nit be oonsidered no earvio0 conductors, but the wiring in each building citrvel. 111311 be sem:irately controlled nnd 7)roperl7 Protected, by over-current deviates. The uontrel Oval be a circult.breaker or manually operable witch located on or within the building served, where such building has living quarters or within another building provided the control* are eeeeeeible to the oersone uning the installation. All master switches shell eonrorm in else for any computed nonneeted load to Service Equipment Chert A of fampter 11.10. 11.02.10.08 The size of the service entrance rnoeway shall REDUCTION IN not be reduced from the point of service to S17* OF the main eirconnecting means. RACEVATS 11.02.10.19 Whom secondary ftervioes sul -ly a building, the UNPROTECTED aaproteoted service ontrancre raceway shall be SERVICE insulated from all combustible materials by not ENTRANCE less than V4" of sir epees or its insulation CONDUCTORS equivalent. T.,:o layers of 1/16" of she,lt asbestos shall be considered as equpl to 3/4" air epee,. 11.02.10.10 rierv!ce.entranoe conductors ohnll be without SCTWICE splice ',moot as followel ENTRANCE C0nDUCT0R1 .01 Clamped or bolted conrlectione in a WITHOUT meter enclosure ire SPLICES .02 Taps to .min service conductors are permitted as provided in sub.paragrop, .02 of section 11.02.10.03 or to individual sets of service equinmenf as provided in sub-paregroph .01 or Section 11.n2.13.01. • .041 Al assaestisa is pessitted, if property esmilieed, where an and * eerviee osnclester esters a buil. sat is te be *steeled to the service *payment Sr meter in another fern ofed ea lvioe rasewyr or service •abs .011, £ sonneo tion is permitted tted Where ser ie conductors are extended from a service drop to an outside meter loestion and returned to connect to the .aervtso- oonduotors of an existing Inir tIn..stt ion 11.02.10.11 Conductors other than ser ioe motors, greunit. i conductors, or control **nameless from tias switahee having over-ourrent protection, droll net be installed in the service rmoerpq►. 11..02.11 UNDTAGROUND SERVICES 1111.024141Uadorgrrsmi sorgise somdmolore sail be NNONAXIGAL against wed SOW by being 3.814141404 is PROTECTION !halt, 0411101414 int the tors of a sable appr.iid for the pose or by other approved means. 11.02.1.1.02 Un4 service conductors sp to a point of LEAD COVERED at to the mewlso equlpsent shall be CONDUCTOR3 ismdnted with rubber or other approved lnsu la sstterial and all ungrounded conductors shorty Wei lead ssd except bepeeist Per- sitsolom of the total authorities. 11.02.11.03 If underground servioo conductors aro married PROTECTION up a polo s le the ■ isal. protection shall be ON P0LE3 Installed to a WA* at least d feet above the ground. 11.02.11.01 whirrs ► :f service conductors enter a pro? CTICN buiidi , t. ' hive aenhanical roteetien °A MITER- in the form of d or flexible t, xsa BUILDING electrical a tubing, auxiliary gutters. the metal tope of as approved service eab ,e, or otherroved seine. Thir noobaaisal pro- teetian Shall extend to the easlosu re for the serviee equipment unless the service swi,tth is instilled on a svitohbaard in whish case a bushing shall be provided which, except There lead-oovered conductors are use , shall be of the insulating type. 11.02.11. 5 Where a service raceway or duct enters from en SEALING END underground distribution system the end OF RAMAX within the shall be sealed with suit- able compound so as to prevent the entrance of moisture or gases. 11.02.12 SERVIOE.DAOf CONDUCTORS 11.02,12.01 No building shall be supplied from the memo =GER 0r transformer, or from the sauce seseMery dies. DROPS 7 tributton gates, through more t servile BUILDIItG drep, esav as follows; .01 Fire Puppet If a separate esrvioe is required for tiro pumps. .02 Emorgenoy Lighting: It a separate service is required for emergency lightlag purposes. .03 0sp.oity Requirement: If capacity require- meats e iremeats make multiple services doeirablo. .04 Buildings of Lace Areas ay y.eLal Omis- sion, if sore than one service • ; ., is nevsssary due to the area over which a lama* building extends. .05 Kti ► e Ocoupana�t Buildings (old installs- do ) • By voila permission, in lt le- oc©uaanCy buildings where there is no avail. able p Tuve for ssrvl.ee equipment accessible to all of the occupants. .06 Putiber of Drops per Lit: There shall not be more than one servios to any one building or to Any one undivided city lot or to any one subdivision of a city lot, without epeeist permission of the authorities en• forcing this code. 11.02,1 02 servioe-drop conductors Shall be so installed C .ERAsOE OP that a distance not leas thin feet will be SERVICE010 3 maintained from buildings over whish they pass. Per cleaving* above ground, refer to softens 11.02.17.05 and 11.07.03.13. 11.02.12.03 Open servisa oonduotors passing •vrr elf portion SUPPORTS of a bmi1d *hall have a n1► ZPEND3IT roof, of � lass that 440 11 feet. OF WILDING s free lush sar+iM NIMrs mar be mesa pwevtislt She supports ars iiiereMe# et the basila sedi are et substantial esmetristiel 11.02.12.04 earwies deeps X11 met be readily 0001441b416HOT MOIL! }, . shall Woe a *lesramts of not lots than sOassIBLL free readily aseusibls vindois, >ts and porohoo. f01101 411$ s1 ar aSss for sera** drops shall be seedelesys .01 Fres aesessibls vindove, deers and porahss three feet. .02 use at t of attaihme tt Is the bai14*ttea t10) toot. .03 s roots, streets and allose, 40t0s11 !!) tart. 11. .12.05 1a garrsl►, the int of attasat of a POUTGF 'arylashell be not loss than 10 foot ATTAON ttNT above gear* ant Obeli be at a height to mit TO BUILDING a for sor iso drop 04MGRotOPe of tom 0)foot obese sidasniks amt 111 f Ot about dal a, dlls7s 04 9411114 :sats. The aflasissoNt Should asst be Nero than 30 feet above the mama a poster befit is asses PM*" hoarsens. �lr1 the fern � bgrill sat mit tssiag the attt 10 feet or mere above true Irtm1i, semens to such a building skill an undirgreund senna. 1 ..02.12.06 xmltip s eemimntSr sanss used for rsrvios NUNS OF shall be attashad to building, bar fittings AMMON BUILDINGfor true p�xrposr. 10 SIMPUt CON UOTORs ON OR U BUILDINGS 11.02.12.07 isiviss sssiss eximmilms Alm the ostoriors wIRIMO or smterifibuildimes, mar be Installed as KETHOD8 . erste suismotore in ins for the ,pstspsita, er srrtslo►s 1* < d a . , , t, or, for oirouits net sa�aeidiag * «• volts, in slootriosl metallic tubing or as basvay►s. 11.02.12.06 Individual open conduotors or °able* other than MECHANICAL spproVed ses•riae-entrance cable*, shall not be PEOTECTION installed within 10 feet of the ground or where sod to rival injury. Servl,se.�etntranoe exposed it liable to contact with swinge, shutters, srd,� sit ns, installed in exposed, plates in driVewers, near coil chutes or otherwise exposed to esehanioal injury, shall be protested by conduit. 11.02.12.09 Individual Open conductors, if exposed to weather. INDIVIDUAL shall be sMpp rted on insuators, maks, brackets, CONDUCTORS or other assns, plaoed at intervals not + , EXPOSED TO 9 feet ant separating the oonduotors at lent ,. wEATREN inches from srsh ether and 2 Inches fres the s - faoee wired OI"S or at intervals not smelling 15 fermi theytain the oonduotors at least 12 . or 300 volts or, less conductors 11147 brve a *Operation of not less than 3 Inches sup s aplaced at intervals not exceeding feet and 0004uotors ere not less this 2 lashes fromthe ~fees wired over. 11.02.12.10 Individeel oomdiseters Set exposed to the maker IW IVI13tZI L saybe soppOrted en glass ora pe elate knobs C ONDt ,i Ok8 at s not 'melding 4S t test *adaainta sing NOT EXPOSED the semductors at least see Sash from the surfs TO WEATHER wire. over =Arm # separation of et least inches between con ucters. 11.02.12.11 The also of entr rnos service conductors for any 5IZE a given loud shall be as shown on Service Equipment SERVICE FATRANCE ©b`ar% A of Chapter 11.10 of this *ode. CoNCUCT0A8 11.0?.1".12 The *Ise of the service entranse conduit for any SI: " or main service switch shall be as shown on Service 5T RVICE Equipment t A of Chapter 11.10 of this code. ENTRANCE CONDUIT 11.02.1?.13 Service raceways shell be equipped with a r=intlght SERV f service head. Service ambles, unless continuous litAn from pole to service to service equIpse+ent or meter, *hall be equipped with an approved ra istight service head, or be formed in a gooseneck, %sped and painted and held $9 , .- is plass by its + lotion to service drop - -victors below thee 'gooseaesk or by a fitting approved far the purpose. Drip loops shall be formed on individual conductors. It service-entranoe oonduo tore ore conned$ d to service drop above the service head, the insulation sh411 be removed for 1/2 inch at the lower ; art of the drip loop to provide drainage. • 11.42.12.1 If rigid motel mews are 3 astallad ISOLOBING exposed to weather the rass 641Abe die EWAXB eat rainti,g tt and arranged to t�. RAIN IGNT 11.02.1245 It con ,t elsstrisal Wallis tmbisg, or 3 XNATUN *erne* sable is wad for ~vitt* oondsotors, RACE AT AT the Lugar emit shall enter a tem box SEMICE or *Albino orbs nolo dirret37 to an e+ 's- L` IPS' lest fittings enclosing all live a.*d Porta, smeept that if the serroioe diseonnseting stens is mounted on a iritohbeard having aspossd bus-bars es the bask the ra Ash a bushing which doll be of the areused. � maim lead-covered vwdu©tore 1.1±23.12.16.12.16 1aaswys may extent through bat shall rat bo cmsvadt Ra6L.. sMbeddet is ear oftrior fire or loodeibOaPtill NATO IX 8UXLD.1 mall of tile, masonry or 0000rete. LSO WALLS 11.02.12.1 (luilcU. Cote 6.25.26.02) So peoosoas shall CtSSEB p.r ttti in ear exterior load-bearing rr fire BUILDING WALLS well that will reams, the thiokness stow the minima ssppsoifloi in this cods; provided, how.. rm. that whirr reoesses beak proper Manus of booking, they shall not 'mod a length of six feet. 11.02.13 DISOOM fI114 s (nervioe) 11.02.13.01 gash set of sernsa a eeadnotors shall be prorided with a r+NM ►ly osooasibla means of disconnesta all widest* from the peri of sully. .01 aviteit and GitouitApeshers The disconneat- ing swam eq consist of mast s than fire 'rhes, or five manual arable circuit. breakers, is a common enclosure, or in a of *swat* enclosures, ssatsi at a �M asosisible point neerM1 to the ontrehoo at thee sonduators either Usti* or outside the building rad.. Ths diesos. Hemming saes shall be of a typo approved for the provailt eoMLtions such as ex. posura to maw. The disoonnneectti ase oontrolliag *1 is t or circuits shall sossidiesd- as a part of the maim service disoonnoetiag romans. .p* Mul ..Occupancy: 1$ a a 1tip1e-000up :nay buil each ocoups's% mhave ve access to his, *connecting s+.sns. In a multiPlios 000up tiny building au .d bya service in oonfpratt7 with sub p `s .02 11.02.10.02, end having a oommon readily avoessible apace rev tlabie, the disconnectin, means say consist of not more than five svithits or ciroutt-breaker► 'which shall conform to the requirements of vub.pamgraph .01 of this section. .03 Disconnection of Grounded Cotuctort If the switch or cirouita-breaker does not interrupt the grnunded aonau.Ior, other means shall be provided in the serviee cabinet or on the switchboard tar dissosn.oting Oil grounded conductor fres the interior wiring. .04 vI ter Service for disconnecting memo in buildings audplied by a master servioo, see section ll.o^.10.oG. 11.02.13.02 £cob set of entranoe s,rvioe conductors entering UILDIN 9 OT any' building of occupancy shall be controlled by OCCUPANCY * readily seoesaible, manually operable switch or circuit breaker. 11.02.13.0 Except by special ermission height of main HEIGHT Of MAIN service switch or a itchos above grade level shall be w WI : 4$G01L.. not less than 4 feat. CTING MAN 11.02.13.04 The dinconnecting means &Dail control all •iresits CONTROL and devices, except that service fuses, meters. high i ede:me mount circuits ( , uch as potent oc le of meter. aM control circuits of tiro *witches), enrge protective oupeei tors, and circuits for emergency lighting and for fire alarms as provided in section 11.02.14.05, may be connected on the supply side of the discos fleeting weans. The wiring method for such a control circuit shA1l be one specified for serviee- entrance conductors. 11. l3.05 The disconnecting MOMS 'hall sindltaneottsly SIMULTANEOUS disconnect all ungrounded conductors. OP IMO 11.02.13.04 the disoonneatirmean* for underground Ttne -odors may be a switch or manually r . IT'T ") aperoble circuit4reakkfr of the air-break or oil-immerood type, a;nipped with a handle Or lever for aeshanicr?l operation by the hand. 11.02.13.07 a ting Orema shall l� indicate I RICA ING it in the open or closed position, =.Ce,1348, Mtnclosed service switch or oirouttbreakerr XT'.sNA LX Shall be extern's/1Y operable and mail,' Mous-. OPVIABLE ible unless add tionn1 enclosed, o, e;rable awitahea or circuit-breakers axe► pro- vided for control of all individual feeders and circuits supclied through it. 11.02.13.09 T rating the service switch or switches OF . RATING ZR sbs3 be ed upon the total connected load S4RVIGE SWITCH as computed in accordance lth Chapter 11.00 et this cods, but shall not be less than 60 A Voted oVenvit7. 11.02.13.10 NON.RUIDENTIALI Ficoep t only last spooL l Li OAUO OF permission be given by local NAIR sNAVICS authorities enforcing this code, the location DISCONNECTING of the main disoonneiting means of any building MEANS other than s1a le•family residences shall be as specified her itht .01 In an independent rusk, within the building, of not less thea three { ) fset by five l ) feet by seven 7) foot nor loos Sham i,s ref:Ared to sdi .y'at er the nsoerssury equipment. room sl preperly Ventilate Old shill be so leestodsote be roossessible from the esor ► of the bu�. such rope Shill be used for aleatrioal equipment only. .02 In an outside building especially designed for eleetrisai equipment only, sash built,.. ing to be oomstruoted of like materials as are useed in the main building, and to be of such dimsrtoam Si +see spavined in rub section .01 of this section. .03 In a wes.ther...?roorf o aepartme nt r sed within the outer wall of the buil served; such compnrt� t-:nt shall be with backing boards, flush weatherwpresf doors, latah or catch or other means of of Closure but shall not be psAmant►'ly 100ked. Any part of such **apartment Shall not extend more than eight inches bes e#d the setban) lineae without etcial pe •sio* of the Chief Building eotar The recess within the bC:i3. iz ' °h *hall oonf rm to the i allowtngt - no roc eza shall be permitted in any exterior. load. bearing or tire weIl th't will reduce the thio kntss below the Minima atl ec+lf led in th'i eodeN. Provided, howeveri however, that where mimeses liars proper thickness of banking 2e of bz'lak or its oVilivelent 0011 be cons .da*ed thr mint filll they s ll not exceed a length of sibal x fest. 11.02.13.11 RRsZ ?IALs Thr. laxation of the nein disoonnect r- Lo A` I V inf.: means in s n 1seasfaeil;t re!etdrno.s MAIN vbe m:e :11::+0..`is r.LITIJ4() MEANS .01 Within or on an interior well and readily accessible from the exterior of the .02 In s? cor ri.dtent recessed within the build. ing ; such. recess and . . . stent shall be constructed as ' ild in section 11.02.12.03. 11.0P.131.1? Darrion equipment installed. inti • le eeattons I Azr� U l eoi 1 with thereee^. uire menhu test 11.05. LOCATIONS or DISCONNECTINS WM 11.0.13,1.13.1 It supplied et the Same side of the building by SSAVIUS It SIP.., than one overheat s rviee drop or sere than one MUT 5' . ,, SD �0f and e►rErrund * vice conductors, the a er ice equipments, except for services as permitted in Sections 11.02.10.03.03 2. 0.03.03 aero. 11.0 .13.01, shall ' ,, re ed. glad each set of tquipmesnt narked to ' . ,,tity it. , 11.02.13.14 proper maw *Jae ant to or Upon the eedaare MARKING Or Of all main sirtine disoonneoting MAIM Shnll. be MAIN $IRYZC* mandatory and suet aa*ing shall mix eat 4.04 1140140 Ili c ImrcnMG the spewdd use of nem equipment. MUMS 11.02.13 1 Tb. lain service disaonneotim wrens shall BONDING be boadeed in a coordano. with 5ervtee *cep- ▪ t"I©i DIU sent art A a*d g1eetrioal Group **tering 0011NtOTING Flat* II of eater 1.1.10 at this mode. KE $ 11.9 1 .34 al such units cnd assemblies, including Palawan, MASIN booking boards, gutters, pipe end other spriaCI OPPorntMs and equipment Shall beflintrited CONMEMNONXANS a nalfOrn solar and properly NOMA as 411DIaRLIUTION indieatod in 11.02.12.13 of this ampter.• I? ' 11.0244 G'tVr GiUzt tpAT k +Gx`ZU IO ( e e) 11.02.14.01 *ash ungrounded s.rvie;e-entrane►e .aadustor, s ASQUIMED shall have overourrent protastion. .01 In Ungrounded Conduot rs Suva protsotion shall be provided by an iarrent 4e- vice in series with eaoh _ y stir- vise eondrieto r, hevi a ma or setting sat higher than the llovI i eapseity of the oondua tear, -e e►t as follows; 41 For motorkoitarting currents, Marge in conformity withseetio 11.0 .45.36, 11.04.05.35 and 11.Q4.05.� may be used. .Q2 Cirauit.breakers wry► have a seitlat in sonforotty with sesflo s 11.02411•03 and 11.02.11404. .03 Nat mere than five eiroait.brsakeler* or five sets of fuses may seri* set the ovexr.e u rrrat device. .44 In a multiple-oocupancy buildint (1) supplied by a service in °cant- i M with p . 4 h 11..02.10.03.01, (2) having P aeo mibl e epees available, and (3 having sore than tlh sspaleate subdivisions of the saroles mein over.current devices aswetst ng of not more than five sireuit-brodkers or five sets of fuses shall be provided. 11.02.14.01 .02 *et in Grounded Conduate r$ iv overcurrent device aha 11 be inserted in ercrounded Artiee conductor except a oirOuit-br.sker which simulte°neously opera ala, conduatore Of the circuit. .02.1';.41 .03 Masted' '$dest rer salter servien. see seetias 11.02.10.07. 11.02.14.02 The serioe overourrent devils absll bo a% LOCATI03i OF integral part of the sego aissoa .st OVER.OURRENT aeons or shall be located isaidiata *Wad t DEVICES thereto, unless losatei .. t the outer lad etthe ssrvioe raeovaJ. 11.0?.14.93 It the envies sVereurrent de via are leaked , 1OOA Idlt OF or sealed, or ase not reedit r essossiblihp NRAJK3 O I? brsnob..oirauit t dues shall be a� installed on the load side, Shall be mounted aw DEVICU in an ee+ssible l rtion sad shall be of lever rating than the servise overourrent stt d.tioe. 1 .02.1,4.04 It necessary to prevent to pering4 as automatic PROTECTION overourrent devise protestiat swots* anductors OF P 1CI , lead sIedi C�CUITs beater, 1 : es sealedtalew as to be asehsibhs. 11.02.14.05_ The oversarrent wise shall protect all circuits �ATIVA.. and devises *mope U foliate c TIN OF OVER- CURRENT V ..C t, T D VIC C .01 The eernee switch may be placed on the s QT T R =VICE supply side. .02 Highwippedanse shunt circuits for measuring arol ipparar► s, such as potential sills of meters and control circuits of tine ow/teams and surge ratect3,, 'etrtora, soy be meted ea the aupp �f the service e. j $y, The wiring shall be ene speo in section 11.02.12.07 for service-astraaa os oanabjctora. .03 Circuits fu a ergenc 1 t asy be oonneatod is the sup side f service otereurreat device; saspart t r1y provided with oYtrrent protection. .04 Ciz'ouits used only for the operstian of lirowels,. or other protectiTe signaling syetess may be connected onthe ply side of t envies overourrent dsvte it separate- ly Previded with overourrent protection. .05 me aster sq be pig an the ,,,)1y aide of the evsisurrent devise for alters* current supply not in smash of 300 volts between conductor$, sad provided the canduotors between meter and serine equipment aro installed by any of the methods specified in section 1.02.12.07 for service conductors 11 44.06 1Ooatloa of meters *motor metering oquipaent . AND irlih retereeaaa to the main disconnecting means KM12110 maybe optional. provided that the following man- $401Y canary reg+sir meats ara feellowsd .Ail That the wiring incident to meter installs' %ions shall be enclosed with motel enclosures Of an approved type. .02 t the remising sontinuity of ae ► viring � en��""s/�' osalBanree�dsthrough meter .03 Mat where the metering equipment prtoede$ the main urflee switch or switches the sine of the service rummy or raceways f eaves the metering enclosures shall be equal to that of those entering such meter enolosuree. .04 The else of the meter line and load conductors shall be based upon the connected load. 00mpu- ted in accordant*. with Chapter VIII of this code. The current earning capacity of such conductors shall not be more than the values shown in Table No. 1, Chepter 11.10 of this code, for any given size of wirer where such conductors are installed with direst watt- hour meters of 100 Amp capacity or less. Tho current carrying ospasity ©f the line and load conductor for current transformer metering shall be equal to the ssrvioe satram aonnduc- tors of the aleetrical installation in which the metering equipment is installed. .05 The minimum size of the meter line end load conductor used with the following site switches shall be as spaoiti..d: 30 Ago /witch OS vire 60 App Switch g4 wine 100 Amp Switch 11 vire .06 The current carrying capacity of X11 watt-hour meters installed as apart of any electrical installation in the City of Miami Heath shall be such that the maximum tooP erature of the mater, inci=lent to electrisal eearreent, shall not be more than des. 1142.15 Giv.AJADING AND WARM' ($10/11000 11402.15.01 Live parte of eervioe aqiiiPeent shall he NaL04J7*4 opolONON so thQt they will not be appose& to umitedal aontaet unless mounted on a ors, psnelbostrd or sostr011er mous. MO 60 se3Jttid palming only and boated is a roes or endlommre tree fres easily ignitible material. Smch an enclosure shall be wended with seems for locking or sealing deer* giving aimless to live parts. 11.02.15.02 lairds* equipment Shall be grounded as faller*: GINQUUJING ea ,41 The enclosure for *ern.* equipment be grounded in the manner specified La Chapter 11.02.22. The enclosure for 'uterine equipment, installed on the supply side of the osrvios equipment, may be grounded to the neutral& conductor when the provisions of per11 0ersph .01 of 800%10 11. .02.03. ere ef mmpl ed with. .02 Asesusyst Serviee reeewmys, sad the WW1 sheath of servioe !able. 0411 be grounded.Conduit and metal pipe f;00 0040rilmonad supply Shall be 'considered pattiosientlY - it isontainimg lesd.shosthed 0.40 to a eentimmems underground lead. Sheathed *able **tem. .03 flexible Conduit: If a service run of rigid metal raceuqy is interrupted by flexible soul conduit, the seetions of rigid metal mew thus interrupted shell be bonded together by a copper conductor not *miller than N0,44 us ' *lamps or other approved means. The co. . oter and bonding devises shall be protected from mechanical injury. If the flexible conduit suns to the servioe GabineS, similar bonding *hell be installed between the *kabinet end the rigid *scow. 4011. Deficient Grounding tquipliOnt: Grounding s€ uL ,ssat found to be deficient or dssini on any eleetrieel installation then be sods to motors to the require- mons of this 0040 by the eleetrical eon- treetor milking alterations, extensions or repairs on amok Installations. • 11.02.16 8KRtVICED EXCEEDING 60o VGT.r4 11.02.16.01 rk vise oo*4ue$ors aro snt ueed on 4 I circuits Mewling 600 * between eon- duotars shall comply with sections 11.0'.10.41 to 11.4-}.12.06 indluslve, ecotions 11.07.15.01 and 11.42.11.02 end also the following sections 11.02.16.02 to 11.02.17.47 inclusive. dtoondary oonduot©rs, not th! rimArr conductors, are regarded as constituting the service eon- doctors to the building proper in the follow- ing ee: .01 'here step..down transformers are located outdoors. .02 Where setp..idown transformers *re locate • SM a separate building from the one served. .03 Where st , transformers are 1oeated in the bun. $. served in a trensforaer vault vonforcaing v the re utz*ests of section/ 11.0 .07.10 to 11. .07.37, end under the sell control of the supply oosp rstr. 11.02.16.02 For services exceeding 6'' 3 its between n AIRINO dealers, service conduolors shall be installed METHODSis rigid conduit. If the voltage exceeds 7400 volts, the conductors shall enter et trans- former vault conforming to the requirements of sections 11.04.07.10 to 11.0'4.07.17, except that men the eervio a n►tr-nae equipment eon- Siete of metal enolosed switchgear not ez+Mttng ]5000 volts between con uotore a volt is not required. Conductors in conduit or duct end enclosed by concrete or brick not less than 2 i rhes thick sbr:1l be considered outside of the building. .01 open Work; If open work is employed, the Service ©onOuctore shall be rigidy support- ed on glees, poroelain or other insulators approved for the purpose, which will keep then at lees% e lashes apart• **Mt at terminals of equip at. They shall be not less than 2 inohes fres the ~terms wired over Sad for voltages eueoceding MO not lees than 3 inches. .02 $ervlo. Cando where *able oonduotors emerge from a metal sheath, the insulation let the nonduatsro Shall be protected from meiature and aseb aioa1 inJury by a pothead or other approved aasseM. .03 Conductor Sisal soryibo sondset rs shalt r not suallor than no. 6 antsss is !able. Co tore in oablo OWL 104, as% smaller than No. d. . SOPportos $ervias oonduotoro sod their OmppOrts. imoluding insulators. *ball hoc ObilM4001 and stabilitysufficient to ins o soisilmonop of adequate cubs with abnormal currents in sago It abort airsaita. .05 amardi3 Opsn wires shall be guarded whirs seaeesible to unqualified persons. ��,,.o2.]6 The oirsui�er or the alternatives for it DZ C0$Ng IM specified la section 11.O .1tS.t will *ousts. tt tate the dis o:Mooting means ref uired by motion • 11.02.13.01. 11.42.1 .04 Overourroni devises sal be provided in accord. PX 0? 0TIos sass with foli.+au' ' $ .Ql In Taul$3 If the ~via. +equipment to installed to a tranifarmor tsu1t meeting the ro store of **otiose 110447.10to . 07.17, the requirements for Ovsrsursont protection and diaconneoti3ag sums may be Fulfilled by the following; .01 On oirouits not ossooding 2500 vette to ground and rated at not more than300 .eros and on cirouits not Gooding axe 7500 volts between sonductIra and rated at not more than 100 ►+ ; oil-ftllod or other fuses sea OP* that may be aporatad as a diseonneot- ing means say be used without switch or circuit breaker. .02 It the voltage lerr volts or less, noatommtio oil 'witch and suitable fuses may be~ used. .03 It the above limitations sre exceeded an automatic at,utt-breaker shall be !*stalled innee with require- ments in )Y.4226.02 .02 riot in a Vaults If the overcurrent device is net in a vault meeting the provisions of sections 11.04. .10 to 11.04.07.17. it shall consist of an automatic circuit—breaker of suitable ourrent-olrr ng and inter- �ru tib slay Withan overcurrent t in emit ungrounded conductor, and so arranged that the oeration of any one deice will open all ungrounded eo:sduc tern. .0, runes t ruses Sated as permitted in paragraph 11.02.16,04.01' shall have an into —flag flag rattail at least equal to the ,,. # shorlimeircuit cwt possible in the aft► .04 Oiroui s.-dreakere s A siromit.breshor used as service equipment shall be► toasted as near as possible to the point Where the ser' conductors enter the buil , or else on a pole outside the buil„ , and *) 11 be manually ©,parsb l a point which is readly aresessible. Provision shall be made se that the circuit brew,er is fres lie open in ease the circuit is closed on en overlest. This can be a©oos lt$hed by aesas such as trip-free breakers, bymultiple breakers havingoperatingndle per po1e, or. ar ea air uit. er by a switch in series with Asch pole of the breaker, A service limit breaker shall ind sate elegy *sew it is open or al coli, sad 1 be capable of interrupting lbs 1110401114 short•oiroutt ou rreot to which it ner be subjected. 11.02.16.05 Isolating switches shall be provided as follfwes IL ►'�li � .'34 ITC a .01 Ales.broak isolating switches shall be Installed bet's** ail switehee or vireslt- bre akers used as service switches and the Aptly ee dvcter, es:S pt where such ecu - ■ea is mounted on remetable truck name1 s or ait$aZ enclosed site. units which **meet be opened unless ;. otremit is dLeeenneeted, aMnhieh if peeeved fres the normal operating position' sutesatioaily dleeeemeete the sircuitf►bSeaker Os switch frca 41 live parts. .02 When the Ness are used with non.autometio Oil switches in aceordamso with, 11.02.16.04.01 are of a type that may be operated as disoonneot switch, they may serve as the isolating switoh if they completely die. connect the oil switch and all service equipment fromthe source of supply. .03 At .break inolat1r g switches shall be acoeseible to qualified attests only. They shall be arranged so that a grounding connection on the load side **greedily be made. Such grounding s need not he provided for duplionte isolating switehss, if as►, installed and maintained by the supply 00Mpamys 11.02.16.06 A lightning arrestor shall be pleased on snob LIGHTMING ungrounded overhead service conductor on the ARRESTER supply side of the ser►iae equipment, if *alio* for by the authority enforcing this code. 11102.16.0 If the p servile e�.pment supplies one EW PM CNT Ex or mord t e ra 'dose secondary windings SECONDARIES teed a single set of mainaoind the primary oirouit..breaktr Ls manually operable from a point outside She transforms? vault, the disconnecting :means and ovoroorrent protection may be emitted from the secondary circuit, provided the setting of the primary oiroult. breaker is tomb as to protect the seoondNry circuit. In all other cases the seoon4ary circuit shall be provided with a disconnecting sans and Overcurrent roteotioa ** required uirec by various paragraphs of this article. 11.02.17 OYt ». tt SW/SCUM 11.02.17.01 Overcurrent protection for conductors is GENERAL provided fornthe purpose of cp„,eming the RE3IRIMEMT5 electric e#rOuit If the circuit reaehss a value which will cause an excessive or dangerous temperature in the conductor. to ded conductor is eonatdersd to be protested from overourrent if a ,protective davios of t suitrbl e ra ti or setting Is provided in each ungrounded conductor of the same *trout*. 11.02.17.02 Conductors 611E11 be protooted tat.aese danoo CAE 11140 with the oP,rryind onpasitios of Table I of CAPACITY (.► r(4ptcr 11.1O, eaosp M follow I .01 if tile allowable ourront carrying ospeolty of the oonductor does not oorrrsrpend to t o .to t *isms or rating* of over- current dello., the next larger size or rating ear be uied1 but not oacooding 150 percent of the allowable current oaarryind o pao ty of the 000ductor. .02 flexible fires and Cords: Fixture wire or flsaible cord, Oise. No. 16 or No. 1S. and tinsel cora 'boll be considered as ppr_rotected by 15-anpore overourrent devices. Fl xib ►o word approved for use with apeoific appliance Ukiah eay be used on the 15-, 20- orOre otroutts daacribed In ChapSer 11.02 shall be cansiderlyd as proted by the overourrent pro$.sMdn of such circuits. .03 Stator Cirauitss The conductors 0,0414111 motors and motor.operated applianoos obeli be ooneiderod as protected by tho t►rerr- ourrrnt protective d.evioes epeeoitied in seettons t1.0Z .05.15► l: .0.1..05.17 and 11,t .t .26. .04 Drench Circuits: The conductors ply lrldersa on branch circuits shall be oonasidered as protected by the branch ciroutt overourrent device when in z 000rd- anoer with the requtremt-nts of section $s*te Control; The oondu. tore of the aontral circuits of mote control switches shall be considered as protected from o vercurrsnt devises an not at the s+lo l .ed tiaa 4.g type and aro rated or stt at not more than 500 gear cent of the oP rrying a potty of this remotm.control condnetorfq. me specified in Table 1 of Chapter" 11.10. .06 Tape A ^cnductor tapped from a feeder shell be con'tdered as properly erly protected from overcurrent if installed in acoordanoo with section 11.02.19.01 or 11.0 .05.3). 11.02.17.03 Thermal out is thermal rays, and other TWINTWIN& Movie's not doe :4,.4 to open short-oirouits, DEVICES shall not be for overourrent protection of conductors. 11.01.17.01 An overourrent deviee (fuse or circuit-breaker) � U N F) shell be placed in each ungrounded eorttuator, C€31 .,+ ,10R oaeept that if ciroui$-b aro used, the umber and position of the M►s 'PRt units pmMh as coils ors Shall be as givenin Table 16 spter 11.10, in whidh ease the airouit..Wssker sal open ell eonduotere of the eirouit. indi �. ; e s- pole t•bretacrrs ma be used for the roteotton of oath conductor of unwounded Npuire sircuits, each ungrounded oondtor of 310oire d3.reot•aurrant or oingio00100 circ nits, or for unwounded conduelor Of lighting or epplisnite Winch oirouits connected to 4•.xire three-stens. or 5-viro 2-phase oiretoss, rov si such lighting or appliance u is includes grounded ocnduotor. 11.0.2.1 .05 For •poet the number of overeuurrent units sERV10ES shall be as $pacified in s.etton 11.02.14.1+ 11.02.17.06 For motor-runningproteo tion the number of MOTORS o+re�ourrent unis shall be Ms sPeolfied in esottona 11.04.05.19 and 11.04. . . 11. 7. conductor of a eorstsat»petentisl oisouit x ,)4t "ate or beating 8 supple station, except SUPPLY ,, neutral eonduotore of 4T Ttvse systems. shall be protected from ezeeesive currant by a circuit'-.off or by an equiva- lent dories, of approVed4Oeign. ~beohrote ►tivi shalldevioei be legated our es praetioable to the p0int where the eolisuc tors eater or leave the building. For the outgoing circuits not connected with other sour*** of pstwer# the Protective l emeses may be placed oo he supply side of transformers or eieller drvinee. 11.02.17.08 Nooverourrent devioe shall be plesed in any. GROUNDED periamentl3 grounded conductor. *MHOS at CONDUCTOR fotlove a .01 Simultaneous 0p eninat If the overeurrent device aimultpneously opens all conduotore of the circuit. .02 Conductors of aranoh Circuits; In ioo&- tion Where the conditions of grounding or the likelihood of reversal of connect. ion warrants, the authority anforoing this cods may require, on system* having a grounded neutral or having sea its groveted that the oonduotors of 2-wire brassy to shall have an overourrent devise in each conductor. .03 Unpolarized Installations: In existing unpolarised installation the conductors ,ot 2wire branch circuits Wall have an arerourrsnt device 1n 00ab conductor, unless all lsrphalders have the grounded conductor connected to the sore-she 1. 11.02.1I.09 Where a chars occurs in the site of the un- O} IN GE 3IZt grounded conductor, a similar mange shall be OF GROUNDSD GROUNDcode in the size of the grounded conductor. CONWUCT03t. 11.02.17.10 for the ')roteetion of the oonduotors sxoapt ?UM IN the conductors of rotor-brestah oirouits, MULTIPLE having allowable saying c sties ucosMdia* the rated sspaelty of the largest approved s r a type fuse, fuses arranged in � e nay be used, provided as few fuses as pasta _ e are used and the flees are of the same type, oharsotet tios, and. rating. n M provideda tueeholde r twos are mounted on n single continuous pair of busbary, or have an equivalent atrr* reset that will el ml.- nate any potential diff ss between the terminals of the fuses. 11.02.1$ RATIPSO G8 U?T14G5 11.02.10.41 meters shall not be {mrlsssd in exosss TAMING et t'he maximum all© 1t' this code, nor WITH PRO. shall say substitute be used in lieu of an TECTZTt approved protective devise, nor shill /ANY DEVICES circuit or aateratto dories installed in a000r4e oe with the re resents of this node be changed so as to remove as reduce the factor of safety of the ter. ihn.1.4.02 des ill have ratings notter then the s3J*sb .s �`YTin capssity of conductor ss regOarei by erection 11..42.37.02. Pluj fuses aM foselw'halders shell not 100 used 3 a **.mutts *meeting 1S i 'melts between °+nest. ors, except circuits of a ��ot. having a grounded neutral and, 1 # _ uetor at nor* than 150 volts to mound. 11.02.18.03 Q3rsuit..brekens of the ttm thorns'- T DELA! trip type 4th fixed sett �Abe rated CIRC!!- at not more than e1e KKR3,$y' Of thee con .uotor t as tpe if ed section 11.42.17.42. circuit-breaker of lhe time- delay, acetic-trip type shall have a settingnot reree than 125 per cent of the allowable saz rying capeoity of the conduotori as sposif ed in section .02.17.02. 1142•1111-04 Ciraul.t ahers of the iastaatNNouee tepee Y$CQU8 shell be set to Se at sot then 125 CIRCUIT.. veriest of the ai to gamin oopsoisy of BnrAr ' s the conductors a. emoifiad in section 11.02.17.02. 11.02.19 LOCATION OF ° ` U N? D VICU 11.02.19.01 Overourrent devices shall be located at the LOCATION IN point where the oorsduotor to he protested CIRCUIT resolves its supply, except an fallOws s .01 cervim CoNductores As everee rent protsolito device ter a serviee con- duotor my he boated as speeifieed in section 11402.14.02 .02Saftller Conductor Protestedt If the oveeraurrent device protecting the larger conductor : .1so protects the surlier conductor in Laaardrnce with Table 1 of chapter 11.10. .03 Tapi Not Over 5 reefs Longs If the smaller oonduotore have n ourrent.. carrying aaapeitr of not less than the Baez of the allowable Wit.. ins, **putties for the ooaduotor• of e etas or sore elnouits or loads, which it sopplies, provided the tap is not over long and does not extend beyond e ewitobboard, paneibeaZ4, or control devices which it x,,plies and is enclosed in const eleestr cal eaota l to tubing or in seal gutters whet not a part of the switchboard or peselboard. 44 Taps Not Over 25 Feet Long; If the smeller conductors have a ouvrent- Writhe oapaeity at least one-third that of the conductor from which they are —lied and provided the tap is su.t a protected from me ehsn cal lnjur^y, is not over 25 feet long, and terminates in a single disoanrtecting Gears with protective dailies es which will licit the lord on the top to that allowed by Teblsw 1 Chapter 11.10. Beyond this point the conductors mai supply any number of ciroult-breakers or sets of fuses. 11.02.19.02 Overourreat device* shall be located where LOCATI!ION IN they will bet PRIXXIS .01 Readily omissible. except as provided in section 11.02.1 13.02 for service equipment and section 11.03.1.6.07 for busemys. .02 got used to eeohanioaal in,j wry. .03 got in the vicinity of easily ignitible material. 11.02.20 OVERCUMENT DEVICE ENCLOSURES 11.0 00.01 Fav :rourr *$ deTtoes shall be enclosed in 01CLIIAL cutout buss or cabinets, unless a part of a apeeially approved assembly which affords • valent protection, or unless counted en switohbo arda, panelboards or oontroll a ns leeated in rocas or enclosures tree from easily ignitible material and dampness. The *posting bindle of a eeireeuit-beaker may be accessible without opening a does or cover. 11.42.20.02 Enclosures for ovefrourrerat devices in deter DAMP OR WET *rye; looations shall, be of a type appwersi LcCATIONS for .rah locations end shall be mounted so there is at least 000-half inch sir aepale between the enclosure and the supporting surface. 11.02.20.03 The installation of distribetiOnmels LOCATION OF outside the main wells of building, or DIST TION below level is prohibited, exc ep t by PANELS ep permission of u. authorities en-- I' this cede. Distribution panels most be readily aseessible et all times and free from Goatsot with or proximity to inflammable materials. 11.. 2040k Inaloaarso for overcorrect devises Mill be Mounted In 3 vertical position unless in o3ITIC ! indivihduel inatanoes this Is stoun to be iSpraatioabl re. 11.02..20.05 Fue02 shall not be mounted in res*ttos. 11.02.20.06 es *ad thormal cutouts, in aireniita of more DIJCONNE TION than 150 Valte tosued, if asbeseiblee to OF rUsEi� AND othor q tift.4 persons Shell be so THERMAL =VOWS se ed that all fuses or thermal cutouts firFpR MMUS in 'Leh individual circuit can be Inde er4uently diseoraneots from all souroes of a ootr nal energy trelbre they 0101 be touched except that a single diiconnec tang means may serve a group of fuses or thermal cutouts if a numbs' of motors dr V0 Waal parts of a el. ,# a machine or ppi-ss! Of apparatus, swab as 2e and wood. s'd3sg wahines cranes and hoists. If the circuit Voltage Is less than 150 volts to ground, Ws protection lit mandatory. 11.02 20.0Aroing or c udc snly-rr ov .ug parts Stull comply �RCIl €t with the following: MOVING PARTS .01 Locatl ont Fu,sees and circuit.breakers shall be so located or shie144ed that parsons will not be burmi ar otherwise injured by their operation. .02 &udd.s ply.. vi Parts: Ramiles er levers of circultbreakers, and simil4r parts Aida nay neve suddenly in such a way that persons in the vi cini ty are liable to tie injured by being stt& by them, shall be guarded ar,isolat 4. 11.0201 COMPIPUCTION OF cURCURREN? DEVICTv. 11.02.21.01 Plug fuses ot they S hon-base type shall con- PLUa FUM form to the ollawir : , F TFY W S. L .. A h .01 Classification: Plug fuses of this type • alg than be 01assiried at not over 125 volts, o to 30 amperes. .02 'marking* Plug fuses of 15 mares rating or lass 01411 be distinguished from those of larger rating bY an hux ;on 1 opening in the cap , . which the riioa or similar window , s, or by some other prominent henomid. future such as the form of the trip or sap itself, or a n hsx.. banal recess or projaetian in the top or O?. 2142 2 *td.rs for plug fuses of 30 erie or less .l not be instelle4 unloss PLUG MUS with nation 1142.26.03 or are gads to ooeply with notion 11.0 .26.03 al the insertion of an adapter. 11.02.21.03 whore Taupet plug Mises are to be wood as PLUO FU3Z3 oimpourprns Morisse required by this aide, AND the fusee and fussho 4ers Shall sonforn to lothWHOLDRas the tolls ream s .01 Classitittations Plug Twos end tussholdsra of Type shall be sl ssifisd at not over 125 volts; o to 15 aspire., 16 to 30 =tasroe. .02 des Usable only in Fuaehold rs of the same dlasan eatioal Fuses or the 16 to 30 OW, olassifioation Shill not be usable with fueoholders or adapters of the 0 to 15 a pare 4Laasif3 sU on. .0, rugWelders andtsrr$ s fus ►4ms. „t end , trr shall msso dssip that a ruse 4) 4, than a e 3 time laanot be • nut in a fueehold.r, or adaptor dui/AM for Type S fuses. .01tt�.r��ishsll bi�s� t�`s�ldsre and sub sign4d. as to 1040 set to tampering abridging only wi difficulty. .05 Lime Partes Fuser and. fuseholdirs when installed and mar+bt d together shall haws no live parts nosed. .6 adaptors to be $o ti.i b1 s I rose adapters shall be iithat whin anis inserted in a tas*$.r they eoAnot be removed. awaits:bytes, ehanlace other types of gig fusel when r . alteration or re-construction of existing elsetrisal systems is sus. .07 1nterohangoebilitys ruses, fuseholders a and adopters of v =rious asnufnoturers should e tnteroY oebI►s with .soh Other, and the plug* with adapters shall be Suitable for was in this son-bass typo fu Beholder. *OS Plufi ' : i ?u6en ?mei rueet,:eleiers shall bo or tto ,plug type. .09 Vivre RTAingt Ft l: ruse, fusek 1aer and adapter shall be marled with its ampere r-eting. .10 Y r ingt Puss or the h to 1,5 Avert rating *ball be distinguished from those Or i rgcr rating an ho.xtgonal open- ing in the sap through wash the 4ioa or similar window shOwSor s * other ,proTinent hexapodZ'esture s sh as the form of the top or sap its'lr, )r In hem23onal recess 4r prOJeotiml the top or tip. 11.02 21.0k cn rtrtdpe horses .end fuesholdsri shial **surer C4 OE to th• following* . .- AND ri its .^1 Clsssirialtioxtt 4artridg, russs s tu*Sholders cull be sl*ssithet e4 rem eurrent and voltago is tilleust Not over 2,0 volts $et ov.i' 1/01101 Ampere* *porta n.. grg 110. ) 1100 61-1fr 1p1 101.200 1.600 b01.600 .02 Non Inte•rshassbla# Cartridge fuses and tuseho3,ders shal1 be so designs* that It will bea tbl a to put a fuss of any given *lass into a 11'44der which is deaignsd for a au 'rrnt lower, or, vo tRge ht 'h sr than that of the class to whlob it belonce. .03 K :ing ,aatt ruse sh111 be need with its nmpere and voltage rates. 11.02.21.05 Llnk fuses shtl1 be mounted isocapproviod LINK runs tuseholdsra. N FULLeE t9 .01 Minis gating$ Link fuses and fuseholders s ,l be *sod only in suers rated at more tit BQtt amperes and only "bi► Ossial pessloa. 11.Q".21.06 a rawi$..b :ers *hal conform to the r;It `QUIT S. fallowing' .01 Manually Operated; Cirvuit-•bre Cers shall 'be ma.nu lly operable. .02 Injury to vperator3 Ciroujt breakers Shall be :lrrr nged end mounted so that their onerAtion is ret likely to in. AP. the operator. .03 Indication* Ct„euit+•broik rs ehnll ire- dictate whither they are in the'of en or closed position. .04 Non.Tamp erabl e 1 An air circuit-breaker, used for the tares virouite described in Chapter 11,07.02, shall be of such design that any alteration of its trip point (oa1ibration), or in the time err uixed for its operation, will be difficult. .05 Marking: Circuit-breakers shell be Barked -i th their rating in sash $ Manner that the mu.rking will be visible after installation. MOUNDING CIRCUITS an SIMMS 11.1?. ??.01 This ortici.e treats of protection of electric 3C'ui'io, i est. ll ations by grounding. Insulation, l.salstion, !Ind guarding are suit7ble altern tives under eertain conditions. 11. .02 Circuits are grounded for the purpose of limiting the reel to goon the oireai t which sight other. wise occur through e • * cUre to lightning or other voltages higher that for which the circuit is deeir ned; or to limit the maximum p o t e*n t i ttl to ground due to normal voltage. 11.02.22.03 a"vc.+ti,re direct-current systems supplying T' a..wwu interior virina, c net operating at not more DIPMCI.OWARtNT then 311 volts between Mors, shall be ammo grounded,, unless such system is used for supplying industrial equipment in limited areas and the o f rcu i t is equipped with a ground deteotar. Y Y notsr of all three—ware w stems interior ��`� � supplying .1.A.�.v, ahs1 .. smoked. SIN -5 seeemierf sltttrymssrsnt systems AT interior tdribas and interior site C U Z . f gent Arias sus std, be grouitsa AsTAKSviri s Oct the madssat Is 4s.e not Ossood 150 volts* is is stmlaseastail that snob systems be was ;retitled borein it the voltage oad ex0oede 1:.. . volts, but doss not lest 4 300 volts. voltage circuits i b# groundod. 11.02.22.06 Zleotris furnace (limits need not be grounded. FURNACE CCUITa 11.02.22.07 Circuits for electric cranes operating over T C vcuabustit 1. fibers in 01as III or nese IV CAANE CIRCUITS hasardous locations stela not be grounded. Sole section 11.05.01.49. ' 11.0.. . Circuits of bees than _ D3 volts sort not be circuits ground.`, except as foliages LEU MAN VOLTS .01 If euppHerd bytranstorve?s free ststeme of more that 50 volts to ground; .02 1t supplied b7 transform from ungrround.• et systems; .03 It run overhand outside of buildings. 11.02.23 LOCATIONS OF anousiana CONN 'Cfl0NS 11.0;,,'.23.001 Thn grounding of wiringstens, sir 'ts, CJ ►a T OVuR equipment arrss$sx's, cable door, conduit, or °ROUNDING Other metal as sprotastive measure ,:,',.oNDUCTORZ ehAll be so that there will be no objectionable passage of current over the grounang conductors. The tee or rry currents set up under}y accidental conditions, while the R: o con uYiora aro performingtheir t protective functions, 'ars not to be consideredas objectionable. It en objection.. able flow of current occurs over * grounding oaduwZor, clue to 'tho use of multiple grounds, 1) one or more of ouch h mounds shall be abandoned, or 2) th4eir location shall be or the continuity of the conductor between why: grounding conn+otions shall be eutkble interrupted, or (4) other reacts assteractory to the authorityenforcing this earde shall be takes to limit the o.urreat. 11.02. .02 Alternating current its whi h ars GROUNDING required by section 11.02.2n05 to be CONNECTION FOR grounded shall have a ceding connection ALTIARATIMI at sash individual servieel ezoapt as CURRENT AMU , for in section 11 02.23.01. eanneotion shall be rode on the'supply side et the service disoonn•cting assns. Xaeh secondary distribution system shall have at least one additional ;rewinding eenseotiel at the transformer er elsewhere. go conneetion shall be reds to the grounded eiroult conduotor on the load side et the ssrvios disconnecting atsan►s, suoept es preVided for in section 11.0..23.03. The grounded conductor of the secondary distribution system shall be Butt to each building served. 11.Q2.233.,0 la $ property comprising more than one building TWO OR HOU weer single agement *ad served by a m sSer iUILDING$ serrriesmanwiring system in en, builellni SERVED BIj supplied from such ■etsiae shall be grounded RASTER SOVIdi as near astisat,e to the entrance of the conductors to She building, whether the switch controlling the particular building is inside or outside of the building. 11424310k Fes a1$unating-current interior wiring 'retina CONDUCT TO the cendttitor to he grounded shall be as fells BE UND .01 � e, 2-wires the identified .02 simile-fie, 3.dmirea the identified neutral conductor; .03 multi-phase systems having one wire eeemon to 41 phases: the identified common conductor; .04multi-phase systems having one phase grounded: the identified conductor; .05 multi.phaSe systems in which one phase is used as las .021 the identified neutral aondactson one a oily ooh be gTb identified etor is eearasly known se "the white wire'. 1140-. A1 05 For an interior wiring Orates or circuit which • is Peq%ired to be grounded and which is not COMO Mi*ii ted to an ssterio r 0000ndary distribution the grounding connection shr�.11 be ► a t the transformer, tor, or other oftroo of supply, or at r switchboard, on the supply aid* of the tint *witch controll- ing the system. 11.02.24 GROUNDING CONDUCTOR SNCLOSURRO 11.02.24.0]. /exposed conductive r^ .;terials enclosing electric ExP0441D conductors are grounded for the pus2oee of MsTAL preventing a potential above ground on the snclosureo. 1142.24.02 Service rates, service cablO smiths or ; te'ICE armoring, if Of metal, Shall bo died CoNDUOTOR CL OSU tS 11.02.21.0, Metal ssolosures for con uctors .bsfl be OTHSR grounded, except in runs of lea• than 25 feet CONDUCTOR rrhioh aro fro* fron probable ooninot with ENCLOsURX3 ground or grounded metal and *Who if within reaoh from ded surfavos, aro guarded against contact by person*. 11...02.25 GROUNDING OF tWIPM/73T 1..005.01 Wised conductive rte s enclosing ',trio 3 equlpuent or forming a part of snob KNTAL are ed for the ;rpeso of preventing a pet tial above gr * . on the equipment. 11.0 .25.02 liadAIP any of the following conditions esrd, F1 t UIP.. a �►tmoee t g parts of fixed NOT . GENERAL �ta Ala e�iaro liable to become onergisad ._01 If equipment is sttaplisd by means of metal. died wiring; .02 If equipment 'Is boosted in a wet location and i.e not isolated; .03 If equipment is in a huadrous loo!tion; see Chapter 11.05; .04 if squappment is in e ,eotrioal contact with metal or natal lath; .05 If oqu1pnost operates 4th any terminal at more than 150 volts to ground, .xupt as followed .01 Enal.oerurea for swttsbss or circuit- breakers where aeeessible to qualified persons only; .02 hotel tris of elsatrietWohsatad *Moos, motet by Bold per- ai ion, in ens the frames shall be Psrisdliontly and effectively insulated from ground. .03 Transformers mounted on modes poles ata height of more than 6 feet from the ground. 11.02,25.0 Imposed, non.c urre tt.�Qarrytng motel pars of FIXED Zcll .. the fulkinds of equipment, manilas* or )(AT' ,. PtCZ lC voltam shAll be grounded: .01 Frames of motors as apeotfiad in section 11.04.05.70; .02 Controller cases for motors, except lined covers of snap switches; .03 !"leatric equipment of elevators and cranes; .04 cl-ctrio equipment In garages, thetres an6 motlon #cloture studios, •xoept ;.indent 1 nps on circuits of not more than 150 volts to ground; .05 g4otion-ploture projoetian equipment; .06 Electric signs and associated equipment, unless those aro inss sssible to unauthor. issd persona and are also insulated from ground and from other conductive objects; .07 Generator sed motor framers in an elec- trioally oFperat l org:.n, unless the gener- ator is etfeotively insulated both from ground and from the motor Oriving it; .06 SwiSohboard frames, except frames of dlraet.o Trent, single-polarity switch- boards, which are effectively insulated; .09 X.I q tabes used in theer y. Fop szoept- 3oss sea ***Wm 11.06.05.17. for instruments. meters and rams, see sootiest. 11.0240.02 and 1'.C'.3 .q1. 11.02.25.04 The folly metal pars shall be grounded: NOIL LnTRI.. CAL C XPk ' .01 r24044 and frusta of eleotrjsally op +ra- te& osnnes: .02 Ibo metal fr'M of a non..elsotrioslly driven elevator car to rll.oh electric • aonduotors are attached; .03 Hand.opereSed metal shitting ropes sr cables of electric elavatnr0; .011 xetol enclosures sash as partitions, grill work, •to., around equipment carrying voltages in excess of 750 volts between conductors, unless in substations or Vaults under the sole control of the ably Vias,. 11.02.25.05 Under an, 0: the following conditions, a .. red. P R '!+ non ►o e�O tng se parts of porta•le E QUIPM T equipment � ground l t .01 In bamardous looations .02 If operated at more than 150 vets to g'' , except= .01 Motors, if guarded: .02 ketol frames of elostrioally.boatod appliances. .03oerns for Unity tabes used in %hees's?y. .03 In other than resin tial oeouponeles, exposed natal parts of portable $ MM mod 1a damp � or vet lt.tons or by its standing on tea ground or on metal floors (or aenereta) or work- ing inside motel tanks or boilers, or eters parsons say contact , grounded metal ourtaoos, shall be groun d. Ibis shall not be construod to bit the use of an inaul.sti.ng tranw former with s secondary 'voltage greater ten 50 volts, it the exposed said parts of the .ppUsswe connected to 9( such it transformer are grounded, and provided lfother A oonditt na of this a ►s,e I 11.02,26 =MOS or 3fl U Ine 11.02. .01 The path to ground from . r t*, equipment, EFFECTIVE opo duotor enoloeures eh 11 be porfu neat GROUNDING add oiatit uoua and shall h v! mole oa rr r- inl *Opacity to o.nctuat eare1y . currents iiab&o to be lrAposod on it, 4n..1 have oe suifl. Lently low to limit the ontial above ground, and to facilitate the oporr tion o: the overour: ant dov ,oqo in the +circ ul t. 11.02.26.02 The grounding conduotor may be oonneoted to OW Z ttthe grounded circuit canluctor at any 00*.• CCU/ACTOR TO vonient point on the pr�Ssos on the : u pl,, c�tCU1? side of the fax vice d 000nmeoting neano. 11.02.16.03 The grounding concluotor for ltrouits msy Arlt cola.lon GrOulga. be used for grounding equipment, uond.,it and 134 C X T UC x OR o'er set* raceways or enclosures for conm doctors, including service oonuit or cable sheath and service equipment. 1l.o2.26.0oorvioc conduit or foetal pipe tree under-- UADM44.OWWr supply la **moldered to be gr�cunde it oontat metal-sheathed cable bonded to a continuous undemyound meta ..sheath d cable oaten. Th4 aheoth or armor of service 'able from underground supply is considered. to b grounded f it is metallioally con. asst04 on- asstsd to a continuous underground met l. sheathed cable system. iaa1atod selions of notal race^w ;yor cable .iec `ion assert if sisquired to be ground ., ' shall ?A.AWAY proferobly be grounded by °O ►eo , +. to ether r grounded raceway or armor, but may in sOcordenee with sec tion 11.07. ."6.0 . 11.02.26.06 Metal bozos, cabinets and fittings, or none. Ft= gam.. Ourreadiwcarrying metal px,rts of other fl.zod MOT mat, if m e l iea i aonneoted to s ee*Led cable armor or lett,' ms's id..st'al to fe grounded by such conneotton. set oe oeanooted they► may b exoundod in ow of the folloviee wrist .01 By a grounding oondua tear run with circuit conductors in wire assemblies= this con- ductor may be uninsulated, bat if an individual •s is provided for this conductor, it a be finished to shev • green color; .02 By a *operate grounding conductor installed the srsi as a ming conductor for conduit and the liber .03ay .sial permission, other mesas for ground.ings} equipment may be used. For the purpose of this rule, electric. rags are aonsidessd as fixed equipment even the connectedi by flexible cord. 11.22.2 o deo trio a ssnt secured to and in contact UUIMZI �g with the greumded structural metal tyre of a 6TRUCTURAL buildings shall be deemed to be grounded. Metal METAL oar frames supported by metal hoisting cab]u ottaohed to or running over sheaves or ems of elevator mashie.e shall be doomed to be grounded -if the raehins is grounded in asaeordaase with this code. 11.01.26.0 Non.ctuiviii.earipringasSal parts of portable PORTABLE equipment Shall be grounded in one of the ' II'Mr";i T follows o, s; when such equipaena is used commercially, when in dmf loaatiens, over senorita flirt's or where operators of equi►psecnt may doadrl grouniledam441 parts or *rre such sodipsemS is supplied at over 100 volts to end. .01 By seems of the metal enclosure of the conductors feeding such equipment, pro. an approved multi.prong plug or equic►Aeat is used, one prong for the purpose ofunding the metal enclosure, apd provideed.further, that the motel on lieure is attached to the plug and to the equipment by connectors approved for the purpose; .02 3ymeans of a grounding con .steer run with el roast aeendue tore in Are assemblies, provided an approved mul ti.pr.ng plug or equivalent is used, one prong for the purp's' of connecting such grounding conductor to the pounded metal raceway or sable arson this oonotor W be uninsulated but if an individual olovoring is provided for this conductor„ it shah be finished to chew a green color. .03 By means of e separate flexible wire or strap, insulated or bare, protected as wall. as praatiiabl e aso seohanioal injury. 11.02.26.09 The „rounded circuit conductor on the load side of the connection to y $ + shall not GROUNDING be used for grounding e;.u p ent, cable ' rmor, g4TIPMEIT TO or metal raceways, except by speoia1 permission CIRCUIT CON- as prov d1 in sub-pare gra h .03 of section UCTOR 11.02.26.06. 11.02.27 BONDING 1140147.01 X7.01 Contiss it7 at the *erne, equipment shall be SONDAnc AT Assured by the notbods shown in Eleotrisal TAM DQE t . , Mitering Plates nmibor III and Xl and EQUIPMENT 100. 4 jumper. sizes as shown in a er?LO• Equipment Chart A in Chapter 11. 10. 11.03.27.02 rleetrioal continuity at servioe i ,ANZ OF shall be assured by one of the tel. ASUtIN0 means CONTINUITY .01 Threaded fittings with Joints nada up tight, where rigid conduit is inlved; .02 ThreadlNs fittin s, mpde up tight, for clectriosl metallic tubing; .03 Bonding Jumpers meeting the other requirements of this article. ming jumpers Wall be maid around concentric or eccentric knookeute whtsb are punched or otherwise formed aro as to impair the electrical connection to fid. .04 Other devices (not loaknuts and bushings approved for the purpose. 11.02.27.93 With service cable having an urdnsulated METAL AMORgrounded eervioe conductor in continuous OR TAPS or electrical contact with its metallic armor a mincE CABLE or tape, the metal coves is considered to be adequately grounded. 11.02.V.04. The electriCa1 continuity of soul raceway VQLTAO Ex- or wc=tg11 shenthet cable Wbitb 0Ontailie *fly CESDIN0 15c conductor of more than 150 volts to growled VCLT3 ehali be ns sured by one of lb* methods specified in section 11.02.27.02, or tor one or the following sethodei .01 Threadless fittings, r ::tde up tt ht, with conduit or uJt'oOras onb.1e; .02 TWO 1osknuts, ona inzi s ons outside of butte and cabinets. 1142.2 . x_ ensicn pints and telewoopi g potions of !.+�S �,, N ) tao�Aya joints be mato leo wricall7 continuous tiLaAL i ;OVA'S by ` r 4umpoiro or other .)T:.ro7od nau .s. Metal trou a rallowors used in connsotioa with sQuad repo rsproduotng, made Sp in sieotiuris, 414 cont,:in a ;,-,i. Juadlaj uon4ut3tOr to whit 04:411 •5Otian . 1 ba bor.3ed. 11.02.27.06 In hazardous lostations, rc ardleos of the HAZARDOub voltage in a3ve ., the eleo ri.oul continuity Loc T:0fa 0: Setallio rsaeway, boxes and the like, 'hall be seaured one of the method!! z peoi waled in sut. raragx`a .01, .)3, anC .'14 s swat= 5:1.02.2, .02. 11.02.27.07 Bono.ling 4 umpers ch ,11 conform to the Pollo . r1 wlRatorial and 51Napers shall bs of eoppsr, and shall be of a eis0 air mil,: in Tabl Table 1 of visit 1i.3A. .\r4~". ..11i::,4i1 i nt• i o..� .. � WNW% oh ] be attaohed by the shown in eIta- o.. . .'q tor1r a ate* nwabers 3 luta U. 11.3 .27.06 3414-i'ic o 44u4,4,9mt stwlying any el.otriod oAU DI 4 AND installation ahall be grounded and hooded BONDING 4f in confgrw ae with the following ro resents, iFlei�t+lx'". erfloa Zquipment Chart A and the tleotria 1 : e"tar1.t ; 131 tec nun ►c: 3 stud 11. .01 'eiuttr '3 * Ground. * ter pipe) ground shall ososist of a continuous conductor of proper size, extsssi.nc from the main svi.tah neutral tlook OP slain switch r: utra3l to a wast metal SIAN, attached to the cold water supply pipe; wash conductor shell be known as the water- .. i ?e zroundinc cc n uotoZ . The else of thf.J ,"y'.ts?e grourOinz eitnu'uctor and by• jumper shan be baUS upon the silo the mr4in service s ttoh or ewitshee 441yin5 tree total oonnected load of the .e+otrtool installation. T water pipe tour .ing conductor ehml? he ,;,�roteetel roy mech&nio41 injury by ri td a.$e1 conduit which hall be continuous from a point within the switching enalosurd to tbrooded connection of a east motel olei. NONnted on a cold voter supply pipe and shall be known as the voter pipe grooved. 4bore the *old water supply is run in coppertubing, the water pipe ground *lamp shall be mounted on aco or br.*st pipe fittings of the cold waterpipes; in no vase shall it be attad to the sapper tubing. The rateripe ground where it enters theswitch endows,* Abell be equipped with a wedge lug mother ,,eroved fitting vhiah smell be emneeted to main service neutral *1* v maim savviest neutral 1C a bonding Jumper. ace Equipment Chart Al i'latl�s MO. 3 g 11 .02 Driven Ground. ( leetrode) The driven ground shall consist of a galvanized ron pipe equipped with a well point whiOh shall be driven into the ground toe depth of not less than ten feet be .et, street erodeshall level, and be Mos the driven WNW eleotrod. In so case shall lees than thirty inches of water *landing in the driven ground electrode. Provision shall be mole by the electrical oontreotor so that the length of the driven ground eleotrode may be measured after it has been driven into the ground. All otm ions from the drives ground d el.ectrod.e to the switching enclosure Or meter tier still be made with threaded galvanised pipe and fittings. .03 GroutidinG of Service Conduit. A service entrant,. conduit terminating within a. main service switch enclosure meter gutter, or line gutter shall be equipped with a vedge lug or other approved fittings which shall he connected by a bonding Jumper to the main neutral switch block or main switch neutral. .01 Grounding of Nadir faomp ye and oervies o� w t. Fer ►s of a else than one Ineh entering a main conies switch encdear,*, shall be equipped 4th a e lug or other approved fitting which than be connected by a bonding jumper of an 4w roved else to the malls service switch neutral bleak or switch neutral. Feeder ramow* Of a mise smaller than one inch, rntering a main eervioe switch esslesu re, shall be oonaideled grounted if the esolssure 19 of imet is and finith thefeeder la a ewe withdouble look nuts and bushings or the equivalent thereof. 11.01.37.09 ming equipment found to be deficient or ; . `If:i NT m sling on eny eleatrioel installations, shall be node to conform with the reg tints of icli1PWNT this cods by the electrical contractor * kin; alterations, extensions or repairs on such installations. 11.0-427.10 nMrte4 or driven eleetrodis shall, it praati- ;,11 : 001e, hats & restatansi $0and not to era- coed 25 Ori. If t e ststante is not as les as 25 4 s# two or tate slsotrodes connect- ed In parallel shall be used. Continuous notallta underground 'water or gas piping opilens in general have * resistance of isss lasin 3 ohms. Metal tomes of buildings, and h ea metallic uiderg round_ Apia, orates.. metal casings, sat the like, have, in a resistance subs$antiailf below 25 moral' is resessebilei that in locations where it las noses to use buried or driven slootrodss for interior wiring sl at...f additional pounds, such as connect- ions to a trete. ground oouator be placed on the distr ►tion +circuit. It is also rsesyrhded that dolls oleo trode grounds when iaetiahhsdr ant positiakiettly afterwards, be tostsd for resistance*. 11.07.27.11 Lightning oonduetcrs and driven pipes U o s or other artificial electrodes used. far LIGHTNING RODS grounding Lightning rods, shall not be used for : * ng wiring .yseme, equipment and the Ike. 11.02.25 GROUNDING CONDUCTORS 11.02,25,01 The material for the grounding conductors shall KA?F) IAL be as follows Al tar &atom or Conlon Grounding Conductor. The grounding oonduotor of a wiring dram sh11 be of copperor other mresisting on aaeia . The wire fasy be solid, stranded, insulated or Mrs, xoept in oases of bus bars the ;« ng conductor shall be without pint or *plias throughout its length. .02 test tel►r atolosures and ;uipaset : . * *reductor for equip- � , and for v.. t and oar motel • s*v qs or enclosures films eonduotors, map be a conductor' stranded or aoliel, InonlaSed or burs a bee.bar or other o a dnetor or a rigid conduit' stet% pipe or OloeSrlosl motalllc tubing, mope that under conditions favorable to corrosion the ceding conductor shall be of copper or othercorrosion- resistant *atonal* mitnagsa 00140000140040,0taor# shall be enclosed within tM lduit, 4.otrisal a*tallio tubing or cable or armor. milia enclosures for grounding CONDUCTORS conductors shall be oontinuous from the point of attasknost to cabinets or e., -11 to the ireendiag s *' +I�Mtil' to the and` shall ..e er e�ree claw or fitting, Misr* rigid note conduit or st**1 pipe l►* used as a inti ao adestor, the installation sal with the tints of $otign 11.03.111 electricol medic tubing is used, the installation s1 ll MeR1Y with the requirements of Station 11.03.12. .02.21.03 lbs lit ►, iag milt, of the grounding con- :4",. isPOURENT 4100$4, tor a dIreet.ourrenS supply orator cI8QUITs Oen he not loss thanthat of the largest Oehttetor suppl,isd by the pen atand n no case loss than that of No. $ P.. 11.02.2004 The size of the grounding conductor for an ALTERIATis4 ., alterutting-Qurrent tins a common grounding CURRENT OZRCUITS conductor, ora # conductor for service ANDY2OE e. . ;t shall .e sotloss than . r in gJ�T Soot , 11.02.26.0 , nor smaller -. *howin $*wise �n Mart► A, Cater 11.10. k CU 64 t ti ti :0 3 44 '144 N,.... A > > >4 ow 1 LiiM 10 ...* s t, ,, i:i SI t: sal4 i o; *i.‘a ic it w 1;1.j • * * , „, C 404 id 1 I ril 5 .?1. (1,, tr1 it let ‘..0 i to fg 0 p . tg" r4 /04 A §44 a 1 • 0 0 S 4 0 1 hi 1 1 i n* go .r.. r+ S tQ a At 4') 4// Vi4 .P*op, lid cit el1 • 1,1I lg e v 2r Us c._ ft IC IL w 1::,.. 1 eki ze 92 Itt PS d't ) 13 00 4 V 0 2 41 1 Ote k4 '') 0. ... v 0 64 i 4 I:4 § § 0 4.) • .C,41.4 fp. I t 0 t) • 1 h*t ; 44 : aim it g 38 §. oii I 4gt H ..... 41'1, 014 1 . . . 4 H t 31at 34 ,-, tu 0 .40 so (5- . 0 i - .a.-rs. le r. a '�` 4.4A I i a sti V ..., b./..... 0 r4 R It3 P4 0 0 At §: 8 2 8 41404 :: ta) 4) 1 j„iv i g 14 '''' * * * * * *4 Si 8 11.02.28.45 The else of the groundimg conductor for con- INTERIOR dual *obis sheath or armor, and other metal + IRING AND mores or enclosures ter wire and for p I QUI N"? Mott, Shall not be less than the current •arrying Oapaolty of the larges ungrounded conductor within the enclosure to be groundod. but shall not be less than number 8 whorl the _ :,• . <, , ed conductor is member 8 or larger. Where 4, die of the ungrounded conductor is less than muiber d, the aims of the grounding eolp auotor shall not be less than the ungrounded conductor. 11.02,6.06 !'he grounding conductor for portablo and pendent PORTABLE AND equipment shall not be Leis then the Ungrounded 4-,E ; NT ZAP. conductor. 11.02.28.07 Isolated non-current.oarryiassills1 ports of OUTLINE outline li*ht systems nay be bellied together LIGHTING by a Mo. 14 conductor protested from wechanieal injury, if e conductor complying with **Olen 11.03.28.05 is used to ground taut group. 11.0'.28.08 Anding a 'iuofor may be run in the ammo COMMON metal with other conductors of the RA©EwAX syst to Mhioh It is connected. 11.Q .28 49 No automatic cutout or switch shall be placed CONTINUITY in the grOunding oenductor of an interior wiring system uxtose the opening of the cutout or switch disaossosts all sources of energy. 11.02.29 GROUNDING CONDUCTOR CONNECTIONS 11.02.2 ..01 The point of connection of the grounding .. con GROUNDING COM4 duotor to interior metal raceways, cable armor IX CTO1' TO Rte. and the like shall be as near as practicable WAY to the source of supply and shall to so *boson that no raceway or cable armor is grounded through a run of saall.r else is called for in section 11.02.28.05. 11.02.29.02 ml groundug conductor, bond or bonding ATTAs3AM T TO jumper shall bett each d to circuits, oondnits, MOMS AND �ts, t and, the like, which are EgIDISMENT to be by moue of suitable lug*. pressure eesetora, clamps, or or approved deans. 11.0?. '.p3 The grounding conductor shall be attached to ATT `" the grounding electrode by Roans of (1) an TO ELECTRONS approved belted olamp of out bronse or brass or of plain or malleable east iron, or (2) a pipe fitting, plum or other apprerod devise, into the pipe or into the fitting, or ether equally substantial approved Means. The grounding conductor shall be attached to the grounding fitting by means of suitable lugs, pressure connectors, clamps, or other approved assns. Not more than one conductor shall be wanes** to the grounding electrode by a single damp or fitting, unless the clasp or fitting is of a typo approved for such use. 11.02.' .044 For the grounding coaduoler of g wiring system (RQ $ the eheet-metal,-strap typo of ground scamp is not to be considered adequato unless it has a rigid metal bass seated on the water pipe or other electrode and the strop is of material and dimeaions that it le net liable t stretch during or atter installation* east metal clamps art approved for this purpose. 11,02.29.05 Ground clamps or other fittings, unless PROTECT ©A for general at without protection, shall Approved OF ATTACH- roteoted from erdinary mechanical injury Mr= (1) by being placed where they ars not liable to be a or (2) by being encloaed in metal; = M- , or equivalent protective covering. 11.0.29.06 If a non-conductive protective coating etch as CLEO paint or enamal, is used on the equipment, con- zURrACES duct couplings or fittings, such (mating shall be removed from threads and other contact eurfaoss in order to insure a good meshanioal connection. 11.0200 anouni C I LTRUK fl TRANsFORMEMS, RELAYs, ETC. 11.02.30.01 Tho 000indarr giro lts st surreal and potential INSTRUMENT lastSisSeatt transformers shall bo grounded if TRAM RagR tea windiads aro oonnostod to circuits � CIRCUITS of 0Or sero to ground, and, if on awl ohbasrda, shall be Qat irrsspeotive of voltage. 11.02.. 02 Gasos or tram*. of instrument of instrusont INSTRUMENT transformsrs shall be mod, exempt as TRANsFORMER folio ►ss CASES .01 Cass or frames of transformers used to supply current to instruments or protect. its relays, if they aro isolated by elevs tion or guarded es required for the seal- mum potential at which they operate. .02 Cases or frames of current transformers, the primaries of *IA are not over 150 volts is Ground, and *Leh ars used ex- + Gua vly to supplyeurrealt to asters, said net be ltd. 11.02.30.03 lastsumo ttsr niters and relays which opens OASES OF l STJU.-xith Or s at 750 volts NM, a ., " & or lees shall be ersinend as follow *aaTING VOLTAGE 750 O LESS .41 slot on Seitoldiserisi instrumonts, meters and relays net 1osatsd os switobbsards, which operate with windings or working parts at 300 volts or more to ,and sssossible to other than led persons, shall tats the oasss and other exposed metal parts grounded; .02 On Dead Front awitohboards a Instruments. Miters and irelays (whether operated from summit and petsatial transformers, or oonneotid direstiy in the oirouit) on switchboards having no live parts on the front of the polite shall have the oases grounded; .03 On Idv* rront 4wit hboards; Instruments, meters and relays t whethererated troy ir NteI% and potential transformers, or oon. Seetoi directly In the circuit) on switch. beards having exposed live parts on t fit of panels shall not have their oases 4.0 Rubber its or other suitable h oar insulation, all be provided for the operator it the voltage to ground *Moods 150/ 11.02.30.04 Where instruments, esters and sitars have CASES OF ourrent-osrrying gents over lid volts ti ground, INSTRUMENTSthey shall be isolated by decotioa or ›- OPERATING tootp- r. ed by suitable barriers, grounded metal or MUGS OTR insulating covers or gnards. Their oasesh=1l VOLV; not be grounded, except os follows 1 RTERS ' r& RSA S .01 In electrostatic ground detectors the internal ground Segments of the instrument are ooaneatod to lbs instrument case Ind grounded; tha pima detector shh 11 be isolate' by devatiss. 11.02.05 The gz see • conductor ter ender circuits INSTRUMENT ENT of instrumon tranal�ere and for tastrun nt OR0UNpXNQ eases shall not be emalier than No.12, If of CONDUCTOR copper or, if of ether metal, shall have er'ual aonduaos. 11.02.31 LIGHTNING ARRESTERS 11.02.31.01 whet* a lightning; arrester is installed on a ON SECONDARY . seo©ndary se ice, the ground tersi:el shall sERY1GEd be bonded to (1) the grounded service oonc.uotor, or t2) the common grounding conduotor, or ( ) service equipment grounding conductor, or ) a **perste ground cvnduwtor. The bonding groundingoo uoto� be of copper, not orer than No. 6, or of equivalent corrosion resistant material. 2f run in steel or Iron raeways, it Ali be bonded to the raceway at both ends. 11.02.31.02 The grounding coo*seer of a lightnilMt arrester ON PRIMARY Y protesting a transformer which supplies a second- CIRCUITS ary distribution system may be interconnected as follows: .01 Metallic lnteroanneratiae A aetallio interconnection may he made to the seoonda.ry neutral provided that, in addition to the direst grounding con. motion at the arresters .01 The grounded conductor of the sesondary has elsewhere a ming seaaeetion to a oentis metallic underground rater piping slrstas, exempt that in urban water.pipe areas where there are ate was% four rats pipe ooacaeotions on the neutral and not less than tour swish oonnestions In auk mile of neutral, the direct grounding oorueation at the arrester nay be ©mattedl or .02 The mounded conductor of the se:oondati systeleast ,toof t which the neutral has a ileo of line in addition otoQAa in each Nigh *orgies; or ground at .03 The grounded oonnuatar of the secondary has an additional :# F at least 20 toot distant frac 4.1, lightning arrester e see0aaryy electrode is equipped with an approved a protective aspasitor. .02 through $park dap: Where the seeondary is not grounded as in (.01) above, but is otherwise grounded, aueh intereonneretion, if sake, 1 be t. , .. ,� a spark gap having a 6 cle h voltage of at fait Woe the primary oiroult but not neaessarilf more than 15he, and there shall be at least one oter ground on trueed sonduator of the sesandary at least 2feet distant from the lightning arrestor grounding a otrode. .03 Weal Permissions £xc.pt as above p interconnection of the arrester venni and the secondary neutral may be only by epeeist permission. ' CHAPTER IIx .. WRING*MOODS AND KATSRIAL# 11.03.01 PPOYI 0$s APPLYING TO ALL 'WIRING INSTALLATIONS 11.03.01.01 The intent a se of the following rules €�x.�s..RAL is to provide t�onductors shall have mechanical strength, insulation, and carrying capacity ade- to for the particular oondit�p under which they are to be used, and, that where subJeot to • ehanioal injury, they shall bo adeq s$dy rotestsd. The provisions of this article are not intended too apply to the oonduotars Wash form an integral. part of the gent such as rotors, actor son.. %rollers ,and the like. 11.0 01.02 Th* provision. of Section x..1.0 3-..01.03 to 11.03.06.21 SCOPE inclusive shall apply to all wiring installations exstpt for signal and control systems. 11.03.01.03 The fonowiNtilipios of wirimg are permitted by TYPES OF thisfturbo used, but 0031 4IRING with �sppeotal permission of the Chief Building APPROVEW Inspector. .01 Open wiring an insulators. .02 hemered cables lead covered. .03 Rigid motel cuit. .04 Flexible metal conduit, .05 £eotrioal metallic tubing .06 aorface metal raceways. .07 Underfloor rsoeways. .08 Non-aftallic rigid conduit. .09 was. .10 Vis. 11. Rubber sheathed raoevays. .12 Cellular metal floor rani ways. 11.03.02 TIPE3 Q ' WIRING APPROVED UNDER GIVEN CONDITIONS r Thr typos of wiring systems used in elcc trioal installations shall conform to the conditions .. as listed herewith: 11.03.02.01 .01 On txt.riar of Buildings LOCATION .01 Open wiring on insulators. i (Ssr'vice drops only) .02 Algid metal conduit .02 On Extension of Old Installations. .01 In dry locations for concealed work only. .01 Armored cable - e OXL (Only where RN0 anTypa UT cannot be used .02 Rigid Metal conduit. .03 Shor exibll engths oe metal nllyy)it .04 Eleatricrl metallic tubing. *02 Indry locations for exposed work only. .01 Armored cable - Type BXL . (Short lengths only) .02 Algid instal conduit. .03 Flexible m$4llio conduit. (Short lengths only) .04 C1040 134 metallic tubing. .05Surfs** metal rumors. .06 wirera$s. .07 ausways. .03 where exposed to continuous moisture - for exposed work. .01 Rigid metal conduit and lead covered cables. .03 In Boiatw*ys (wept for travelling sabl t?e conductors of Mass 1 and 2 signal qstems). (Between riser and limit switohes, ihtsrlocks, pushbuttons and similar d•Vioes. ) .01 Armored cable. Type 5XL. (abort lengths only) .02 Rigid metal conduit. •03short leagetlonly � .04 Attagobsit to elevator ear. .01 Rigid sothol ooa tW1. .02 'e1rovays. .03 Type S cord. .05 In earth, soil or till. .01 Rigid notal oft. ( xoept by permission) .06 All other uses than 're. .01 ay special permission. MOM BU C©HQTRUCTIQ1i .01 In hollow si;sces of rill .M osiliaa$ (Nov) .01 l iia metal oanduit. .02 F.rotrioei asiallto tubing. .02 l abedded In masons"?' Qonorete walls or boons. (other than floor beams) .01 Wittotrioal aetallio tubing. .02 Rigid alta]. oondult. .03 iLmbeddod in poured aonorete floor slabs or beans. .01 Rigid meta]. oonduit. .02 Under-floor reoewaye. .03 Cellular metal floor rasiw yrs. .04 Under say unfinished floor areae within three feet of the grade lova. .01 rigid mita conduit. • .05 r, in plaster fiat*. in brick wall, in dry plass. Rim aeetal conduit .02 tirotrioa1 notal to tubing. .06 In chasm, ohanne1 or shaft within a building. .01 Rigid metal conduit. 02 Electtri oel aut"sll o tubing. .03 Wirowsys. .04 Busways. .07 Dock Cohstruotjon. .01 Rigid metal conduit, .0? Aciaturo.proof fittings. .03 Lead ooVsps conductors. 11.0 .04 OCCUPANCY .01 Thsatr•s, .01 Rigid **Sal conduit. .0? Flexible acetal conduit. (amort lengths only) .03 tleotric31 a tallic tubing. .04 surface metal rasws's. .05 W 3.lfvgs. .06 pumas. .07 Cellular metal floors. .02 In garages ire floor area p is of storage of sore than two oars. .01 Algid metal ocit. .02 f1 oo tric s1 matallic tubing. .03 win ys. .04 Armored cable - Type $XL. (abort lengths only) • .05 next** metal ooaduit. ( =; ,rt lengths ably) .03 In baaous. loeatioas, Class I .01 Rigid metal conduit. (with explosion roof joints and fittings) .02losion proof flexible fittings. (where flexible conn otions are meeessarf) .04 In baaardoas iodations - Class II. Class III, and Class IV. .01 Rigid metal conduit. .02 Flexible metal conduit. - (art lengths only J .05 ltxposed to severs meebanioal injury. .01 Rigid metal conduit. 11.03.05 USE .01 Primary seniles. .01 Rigid conduit. .02 secondary overhead mortises. .01 On exterior of building. .01 Rigid metal oopdult. .02 Interior of building .01 Rigid metal conduit. .02 £'leotrical metallic tubing. .03 Underground services. .01 Rigid metal conduit. .02 . on-anetal,lio rigid conduit. (ay s? toia1 permission) .0k Gas tube signs .01 gxterior of buildings. .01 Rigid metal conduit. (Primary) .02 aeotrioal metallic tubing. (lecomdary) .03 Higb tension cable. .02 Interior of buildings. .01 Rigid metal conduit. .02 Electrical metallic tubing. .03 type 8 (*rd. (Not over 6 feet in length ) . D4 High tension cable. .05 ;::nunclrAor and bell system. .01 Electrical metallic tubing. 11.03.06 ALL. TIMES Of arlING 11.03.06.01 Th. use of pipe straps, hangers or rigid metallic sCUKELY fasteners wherever possible is mandatory for all FASUNILD types of wiring. 11.03.06.02 Wirimg melbods specified in Chapter 11.03 say VOLTAU be used for voltages not exceeding 600, unless LIMITATIONS specifically limited in some article of C ' ter 11.03 and max be used for voltages over .. * where specifically permitted elsewhere in this code. 11.03.06.03 'ululted conductors 'hall not be used where the Te.MPLUATURE maximum operating temperature will exceed the LIMITATIONS maximum temperature specified in section 11.03.06.04 OF INSULATED for the particular insulation; and the maximum CONACTORE current allocable shall be as given in Current- carrying Ospailty tables, Table 1, Chapter 11.10. 11.q.06.04 Only conductors with the following types of TXP o OF inau1ation, and under the limitations given, CONDUCTOR are approved,for use in wiring methods n this IN:3ULATION Chapter. ersep$ where spial types !of avrovea wiring materiel are speeifisd elsewhere in this Code, or art allowed by spealal permission. I JULATION LETU t OPERATING TttP ' !ATU ig L ITATIOH_ CCods grads rubber 500 (12210 Oenral use. t�rr_Pivsations. no .sture- General use or resistant AW 500 (12'F) in wet locations. e Section 11.03.07.05 Latex Ata 60C (1440) Sipe sub-paragraph .05 of this station Synthetic sN 6QC (140?) yes sub..parsgraph .05 of this ssction. Varnished ti 850 (18kJ ) Dry locations cambric only and by special permission. Asbestos AYA iloc (23o) General use. varnished cambric Dry locations. Asbestos Var. AVS 900 (194x) N M nishsd saabriv Asbestos var• AVL 110‘ (230 ') " " nished cambris Asbestos A 2000 (392 ") Drylocations, ony. Not for general conduit inetsll,tions. Impregnated asbestos AI 1250 (257H.) In raceways, only as leads to . or within apparatus.. now burning 88 90G (1947) ror txst only in dray ldoations where temperature eaoe ds * (144k) Slow burning $8W 90C(190) •0 M s weatherproof Weatherproof WP (1767) May be used for interior wiring only by speeial permission. • The temperature limitation of the above table shall net apply to motor leads which are a part of the motor. Inthetie insulation may stiffen at temperature below freezing and care should be used in its installation at these temperatures. .01 Other bialtatianes 8lowbutniag conductors (types 86 and SB ) may be used only where the maxima operating topperature will +uwee+d C5C (1647). Weatherproof conductors ( type wr) may, by special permission, be used for open wiring in locations where other insulations are not suitable for existing conditions. Asbestos insulated conductors (type A) and impregnated asbestos conductors ( type Al), without outer braid or without moisture-resistant treatment, are limited to circuits not exceeding 300 volts. .02 other Insulating Coverings; where conditions exist whioh do not permit the use of the above types of insulation, as in the presence of fumes which are deleterious to the insulating covering of the conductor, other types of insulation that are suitable may be used by special permission. .03 Corrosive Vapor Locations; Conducetors subject to corrosive vapors shall be weatherproof (type ' ') , varnished csmbris (types V AVA, AYR or AVL), asbestos (types A and Alf, rubber covered (types R or Rw) or other types as may be directed by the authority enforcing this code. .04 R w3 ring in existing Raoevsyst Where in rewiring for increased load, space is not available in raceways for conductors having the insulation thickness of Type R conductors as apeoified in 8e©tion 11.09.03.01, and it is irpreoti•able to increase the size if the raceway due to structural conditions, the following types of conductors may be useds (1) Type RU insulation of 90$ unfilled grainless rubber in sires 14 through 6 with an insulation thiokness of not loess than .01l inohss on sizes 14 through 10 and .025 MA's inches on 6 and 8 and with flame retard- ant, moisture resistant oter.fiberous *towering; (2) a flame,-retardant, moisture resistant approved solid synthetic insulation (type $N) in sizes Nos. 14 to 4/0, with an insulation thickness as shown in the table in 3eotion 11.09.03.01. No outer Dibrous covering is recuired. .05 Identification of Rubber Insulations All rubber covered conductors shall have a readily identifiable permanent marking to indicate the type of insulation. .06 Ultimate Insulation ToOmporatures 1n no case shall conductors be associated together in such a way with respect to kind of circuit wiring method employed, or n mbar of conduct. ors, that the above limiting temperatures will be exceeded. 11.03.06.05 The intent and purpose of the following rules CAMINO is to provide that conductors shall be of ede.- CAPACITY quote size to carry their currents without reaching temperatures hawing a deleterious or hazardous effect upon insulating oeverings or adjacent materials. .01 Coppers Table No. 1, Chapter 11.10 gives the allowable current carrying oapsoities for average conditions (not continuous load) of copper wires and cables of 902 conductivity. .02 dluminums For aluminum conductors the allowable esrryisg capacities shell be taken as 84 per cent of those given in Table No. 1 of Chapter 10 for the sane sizes of sapper conductors with the same kind of insulation. 11.033.06.06 Conductors, whether solid or stranded, shall not MINIMUM 4ZES be of smeller else than Na. 14, •zoept aspro- of CONI UCTORd Tided for flexible words in Section 11.04.01.06; for fixture vire in Swollen 11.04.02.24; for printing press control circuits; for elevator control and signal circuits as provided in rction 11.06.03.06; for signal and control systems. 11.03.06.07 Conductors of 1/0 and larger may be connected CONDUCTOR in multiple when they are of the sea size amt IN MULTIPLE length and terminate in solderl•ss pressure connectors. Conductors smaller than 1/0 may be connected in multiple only by special per- mission. where oopduetore are placed in multiple the conductors shell be Joined together, both aeohanioally and electrically, at the terminals. 11.03.06.08 fasept where special permission is given by TRAP 1•sal authorities, all trapped ungrounded CONDUCTORS eonduuctors shall be lead covered. Grounded onductars that are trapped shall be type No $$ or RU conductors. 11.©7.06.09 Conductors shall be so spliced or Joined as to 'Lx l + be meohsnioally and eleetrically ',ours without ssldsr and, unless made with an aaprOved 'pito- lag device, shall then be soldered with * fusible metal or alloy, or brazed or welded. All Joints and the free ends of conductors shall be covered with an insulation equal to that on the conductors 11.03.06.10 Connection of conductors to terminal parts *hall CONSaiuTIOSS TO insure a thoroughly good connection without TERMINALS AND damaging the conductors and shall be made by weans SET SCREW TYPE of pressure connectors (includl set screw type), ? tINALS solder lugs, or splices to flexible leads either soldered, brazed or welded, exempt that No. S •r smaller solid conductors and Mo. 10 or smaller stranded conductors may be connected by means of clamps or screws with terminal plates having upturned lugs. Terminals for more them one conductor shall be of a type approved for the purpose. 11.03.46.11 At least six inches of free conductor shall be FRZE 1.11310TH left at sash outlet and switch point for the OF CCN)UCTQh6 making up of Joints or the connection of AT MIMS fixtures or devises, except mere conductors are intonded to loop with Joints through lampbolderrs, reoepteoise and similar devises. 11.0 .06.12 Conductors entering or leaving cabinets, boxes U" `L. CTICN and the like shall confers to the followings or C0t4IUCTOR3 .01 Width of Cutters: Vertical conductors No. 1 or larger in six* shall not be deflected where they *utter or leave a eshinet unless 0 gutter having * width in accordance with the following table is prervided. LEAK An Minimum Width of Witte r in. inehaa No. 1 No. 0 to 0000 mos. . . . . . . . to. 0000 to 500M . . . . . . . 6 .02 Insulation of Bushings* Where ungrounded oondwotor• of Ro.1 or larger are d ed mors thea 30 dogroes where entering a raceway in a cabinet, pull box, Junction box or auxiliaryttsr, the conductors shall be protooSod by a substantial bush, tog providing * smoobbl y rounded insula- ting surface, unless the conductors are 'Worsted from the raceway fitting by substantial insulating material securely fastened is plass. If conduit bushings are oenatrueted wholly of insulat material, a lookout shall be provi both inside end outside the enclosure to which the conduit is attached. 11.03.06.13Conduaters of signal or radio systems shall not CONDUCTOR€r0? occupy the saese enclosure with oonduotors of LIP ' 4T light or powr systems except as permitted for iTEms elevators in dations 11.06.©'?.13 and 11.06.©3.lat1 for sound reosrding la 'Motion 11.06.04.05; for signal and control systems.:, Conductors of light and power ey.$sas of 600 volts or less may occupy the *ams enclosers only if all conductors are insulated for the maximum voltage of any con, deeterr within the enclosure. 'Conductors of light and power systems over 600 volts shall not occupy the same enclosure with conductors of light and power systems of 600 volts or less. 11.01.06.l4 A box shall be installed at each outlet, switch BOX/ AT or Junction point of conduit, electrical aetallic OUTLETS tubing, surfae, metal raceway, armored cable or 19XL. loxes used at outlets for fixtures shall be designed for the purpose. At every outlet used exclusively for lighting, the box shall be so designed or installed that a fixture may be attached. 11.03.06,15 Exoept as provided in Section 11.03.04.16 a box BOXES AND or terminal fittinz having a separately bushed FITTINGS hole for 'Koh conductor shall be used wherever a wRERE .00N- change in made from conduit, electrical metalliv DUOTOR3 AR Z tubing, non-metallie sheathed liable, armored gable BROUGHT OUT abd surface meta raceway adrift to open wiring or to concealed knob and tube work. A fitting used for this purpose shall contain no taps or gplioes and shall not be used at fixture flatlets. This Section pertain' to alterations, repairs or attambhents to old comealed wiring. 11.03.06.16 A bushing may be used in lieu of a box or terminal BUHINO IN fitting at ends of conduit or electrical metallie LIEU OF tubing where conductors leave the conduit of FITTING tubing behind a switchboard, or whore more than 4 oonduotore leave the oonduit or tubing at control appnratus or In similar locations, in which case the conductors shall be bunched, taped and peinted with insulating paint. Bich a bushing shell be of the insulating type except for lead oovered conductors. 11.03.06.17 Structural members of a building shall not be HOLES 4ND marred or weakened for any purpose without 'olive- OHANNUING lent substitution of other structural ambers, IR SUPPORT. excepting only the following specific items: PO UMBERS .9/ Moles for metal raceways shall not be bored within the middle third of any wooden bees', rafter or Joist of a building. .02 Hole: for larger than 1* conduit shall not be bored in any wooden member within a building. .03 Notches in woe,l-n MembersThe studding er bearing partitions of any building shell not be notched for electrical raceways. Notches in wooden building members shell not be larger than the receweys for which they are made. .04 Obsamoling or notching of poured concrete beams columns, or lintels without special permission from local authorities is for- bidden. 11.03.Q6.141 Undex roulld conduits crossing City thi ►ugh.- Dgrrn 0)' VIM. fares shall be buried to a depth of not less WOUND CONDUIT than twentyafour (24) inches. OM$$I i THOROUGH- PARS 21.03.06.1 A space of at least one inch shall separate CONTACT a�ITH ra ems from all sapper piping unless the GOPPi 141.1>E5 piping is insulated an approved in ulntion. 11.0 .06.20 All wiring shall• be so installed that when INGULOZOM completed, the system will be free from RgaISTA$Q� wort-ajrouits and grounds, and in order that a reasonable footer of safety may be provided the following table of insulation resietanoes is suggested as a guide where the insulation 1s subjected to test. .01 For oiroui t a of No. 14 to No. 12 vire . . . . . . . . . . . 1,000.000 ohms. For circuits of No. 10 or larger con- ductor, a resistance based upon the allowable e*rrent..oarrying ospocity of conductors as fined in Table No. 1 of Chapter 10 of this code, as follorsi 25 to 50 arperes, inclusive 250,000 ohms 51 to 100 amperes, inclusive 100,000 ohms 101 to 200 amperes, inolusive 50,000 ohms 201 to Iwo amperes, inolusivs 255,E ohms 401 to SOO asperse, inclusive. 12,000 ohms Over $00 amperes . . . , - . . 5,000 ohms .02 The above values shall be determined with all witohbeards, paneiboards, fuse. holders, switches and overourrent devises in plates. .03 If 1aspholdeps, reeeptasles, fixtures or *.pollenees are also ooniteoted, the mini- num resistance permitted for branch cir- cuits supplying same shall be one-half the values specified in paragraph .01. .04 where climatic conditions are such that the wiring or equipment is exposed to excessive humidity, it may be necessary to modify the foregoing provisions. 11.03.06.21 Xetal raasvaya, cable araor, and all metallic COATED elbows couplings and fittings unless aide of MATERIALS corrosion resistant material shall be suitably preSedted against corrosion inside and outside (except threads at Joints) by it coating of sine or cadmium, or other approved coatings, and excepting that all painting of electrical enclosures as directed or required by this Code shall be done r;,fter the enclosures and rnoewys are installed in their permanent position. 11.03,07 PRO1I$IONS APNLUING TO AL .I UMW =STEMS 11.4 .07.01 All rummy systems shall comply with the SCOPE following sections 11.03.07.02 to 11.03.07.11 inclusive. 11.D3.0 .02 In general the psrcentags of the total interior NU 1 LA 01' cross-sectional area of a raceway to be occupied C oNLU0TORS by conductors shall not be more than will permit IN RACE AX a ready installation or withdrawal of the ©on, duators and dissipation of the heat generated without injury to the insulation of the oonductore 11.03.07.03 Aaoeways, except those used for exposed work INSEKTINO an having a removable cover or capping, shall C0N UCT0Rs IN first be installed as a complete raceway system 1LAQIDWAY 3 without the oonduoiors. Conductors shall not be inserted until all siehasioal work on the build- ing which is liable to injure the conductors hes been completed, as far as possible. Pull wires, if used, shall not be installed until the moo- way spstem is in place. Qraphtte, talc, or an approved compound say be used as a lubriesat in inserting einductors in r soways. Cleaning agenic or lubricants havinga deleterious effect on con.. duo tor ooverings shall not be used. 11.03.07.04 Conductors shall be continuous tree outlet to EKES outlet and, except as permitted for auxiliary gutters in seotios 11.03.21.0d„ and for wirewsys in section 11.03.16.05, there shall be no splice or tap within the raceway itself. 11.4 .077.05 Conductors shall be lead *covered, or of other TY1014 Of type specially approved for the conditions, if CONDUCTORS FOR installed in any of the following locations. wET LOCATIONS .01 Underground. .02 In concrete slabs or other masonry In direst contact with earth. .05 In wet looations. 44 Where the condensation and acoumplation of moisture within the raceway is likely to occur. 11.© .07.06 tasty% vhen used as bus.ba rs conductors of No. 6 STRANDED ED ant lamer, installed in raceways, shall be CONDUCTORS stranded. 11.03.07.07 Conductors in vertical raceways shall be support- SU?P hTNth ed at intervals not greater than those speolfied CONDUCTORS IN in the following tables RACZWAX sn No. 1g to No. Q. . . . .Not greeter than 100 ft No. 00 to No.0000 . . . . not greater than !i0 ft 2 •«. * C,M.to 350,000 C.K.no t greater than 60 ft 3 "•.l C.A. to 500,0 0.N.not greater than 50 ft The following methods of supporting cables are recommended: .01 by clamping devices manstructed of or employing insulating woes inserted in the ends of the condults. .02 Sy inserting boxes at the required intervals in which insulating supports are installed and secured In a satisfactory manner to withstand the might of the conductors attaohed thereto, the hoses being provided with *overs. .03 In junction boxes, by deflecting the gables not less than 90 degrees end carrying them horisontally to a distance not less than twice the diameter of the sable, the cables being carried on two or more insulating supports, and additionally secured thereto by tie wires if desired. 11.03.07.06 outlet shall be continuous from outlet to outlet RA4EwAT and from fitting to fitting. CONTINUOUS 11.033.07.09 Fittings shall be •eohanisally secured to the FITTINGS raceway. SECURED 11.03.07.10 Raceways shall be secured in place. RACtwAYS 4 11.03.07.11 If portions of an interior raoewa,r system are RAoawAYS SX• exposed to widely different temperatures, as in ?MD TO refrigerating or cold-storage plants, provision DIFFIRSIR shall be made to prevent circulation of air from TOIPINOVRES $ warmer to a colder a e c`Lion through the raceway. -_ 11.03.08 PROVI3IONS APPLYING TO ALL WIRING IN METAL ENCLOSURES 11.03.08.01 The provisions of sections 11.03.08.02 to 300FI 1103.08.05 inclusiVe, shall apply to all wiring in metal enclosures, including metal racoways; cable having a netal armor; aux. iliary gutters; outlet, switch, and Junction boxes; and metal cabinets. 11.0308.02 Where run in metal raceway or cable armor, or ALTERNATING . where entering metal enclosures, the conductors CURhEXT die- of circuits operating on alternating current TENN IN METAL shall be so arranged as to avoid overheating 1040LOSURgo of the metal by induction. It the capacity of circuit is such that it is impracticable to run all conductors in one enclosure, additional enclosures may be usid provided the conductors in any one enclosure ape balanced in size lnd include one from eash ;base. Induced currents in an enclosure can be avoided by so grouping the conductors in one enclosure that the current in one direction will be substantially ecUal to the current in the opposite dirootion. In the case of circuits supplying vacuum or gas-tube lighting systems or signs, or Ural, apparatus, the currents oarried ,by the conductors aro so small that a single oonductor may be placed in a anal raceway or cable armor without Sassing trouble from induction. 11.0346.03 Intoner metal rasewayts, cable armor, and other LLECTRIGAL metal enclosures for conductors, shall be CONTINUITX motallioally joined together into a continuous OF RACKWAn electrical conductor, and shall be so connected to all boxes, fittings And cabinets as to pro- vide effective elsotrisal continuity. 11.03.08.04 Natal ramoways, cable armor Pnd fittings shall be OfsOUNDING grounded if and as proscribed in aection 11.02. WAL ENCLOLWRES 11.03.08.05 Con4 otars run underground shall comply with the UNDZAGAOUND provisions of sections 11.02.11.01, 1 ..02.11.03 UN4 and 11.02.11.04 as far as mehanisal protection is sonc ernsd. 11.03.09 PROVISIONS APPLYING TO ALL CA La. Aj4eh1-4LIEs 11.03.09.01 All sable assemblies used for interior wiring TO bI shall be continuous from outlet to outlet and CONTINUOUS from fitting to fitting, and shall be meohani- sally sutured to boxes and fittings. 11.0,3.09.02 Cable assemblies shall be securely fastened in 8 C3UA place. MOUNTED 11.03.10 BARE CONDUCTOR PEEDUS 11.03.10.01 By speeial ,pervission, bare conductors installed SCOPE in aeoordans• with the provisions of sections 11.03.01.01 and 11.03.01.20 inclusive and in aeoordanoe with the provisions of the following sections 11.03.10.02 to 11.03.10.07 inclusive may be used for feeders only. Suoh bare conduct- ors nay be installed Only in a chase, channel or shaft of non-ooabustible material in a building of firs-resistive eonstruation; and only if the voltage between conductors doss not exceed boo volts. Bare oonduotore shall not be used in dap or wet locations, nor in any hasardous location, nor where subject to corrosive vapor. 11.03.10.02 The 11 tum permissible current shall be 1000 SIZE AND aapersd per square inch of Bross sectional area CAPACITY OF of oe nduotor in unventilated enclosures, and CONDUCTORS 1200 teres per square inch in ventilated enclosures. 11.03.10.03 aranoh taps from bare-conductor feeders may be riANH TAPinstalled as specified in section 11.02.19.01; provided that the mechmnioa1 protections /fled by sub-paragraphs .03 or .04 of Section 11.02.19.01 shall not be required for that portion of the conductor located in the chase, channel or shaft. 71.03.10.04 The oemdmeters shall not be soaeessible to other MICEBSI1ILIT>r than qualified persons. 11.0 .11 .05 Oonduaters *hal be supported as follows: sU Pp tTS .01 Couauotore shall be ria on non"- combustible non•sbsorptiVe Supports of adequate mechanical atraii . .02 00Mduotore shall be so supported that a separation between so stars. and between aesiiuctore s+ of not less than that specified section 11.19.133 , 07 ill be maintained under all oond tions of operation. 11 03.1.06 If flogs are pi sed,. suitable aut•offs FITZ03r' agaprotd.vertioal travel Of fire shell be 11.03.40.07 in addition to the provisions of the presser *MIA's IAL sections the authority enforcing this code SAMOVARD6 say require other safeguards in view of rpeciarl conditions that may ne met in a pr rtioul ar insulation. 11.03.11 RIGID METAL CONDUIT 11.0.11.41 Installations of rigid metal conduit shall comply SCOP with t trisions of sections 11.03.01.01 to 11.03.08.05inolus#ve and in eddition shall comply With therovisions et the followingsections 11.03.11.02 to 11.03.11.19 eac *r. . 11.03.11.02 Algid metal conduit Imty be used UMW all atmos- USE palmVie son ..ttians oat osoupantioso exes0 that ferrous rneew ys and fittingsproteoted gran sSS*SLOn solelthe coa as specified is suction 11.03.0S.21. Co is and fittings ell to severe corrosivsuenoes shall be 4 of os r. * resistant *atonal suitable for the elMditiOns. If praetieeable,, the use of disstn Sat metals through out the system shall be *Voided to eliminate the possibility of galvanto astion. 11.03. 3 11.0 Conduit, unless of oorrosion-rs�stant material CYItD F suitable for the purpose. shall set be used in or under cinder fill where 'abject to permanent moisture unless protected en all shieslir a her of not.A ` nonan tea at least 2 inches air or unless the conduit is at least 18 Lesbos under the fill. 11.03.11.€4 All reseways within an unfinished area bellow RACEWAYS BSLOw the first floor Leval of an building shall be FIJ T FLOOR rigid metal coma it. LANNI 1111.03.11,05 In portions of dairies, laundries, canneries, and other wet locations, and in locations where LOCATIONS walls are frequently was�hsd, the entire conduit gat*, including�l boxes and fittings used therewith shall be made watertight. 11.03.1146 No conduit wailer than one-half inch, eleotrisai. UIs I U i trade sine, shall be used nnept as provided for 3I under-plaster extensions in Motion 11.0 .17 and for enclosing the leads of fractional-horse. paver raction -h orse- paver motors as permitted in section 11.0 4.05. 11.03.11.07 Rigid metal conduit *seller than 3/4 inch, .4l':1w`4UII slootrisal trade else, shall not be permitted UNDERGROUND for underground circuit. 11.03.11.06 Underground circuits missing city tho : arse Oi UW<3 i._ shell be bared to a depth of not less n Gi 'JUND COADU1T twenty-four (24) inches. AMOSS CITY THORCUGRFARE 13,03.`11.09 Rigid Intel conduit of a size l than one MAXIMA ; Ili inch electrical trade sills, shall not be installed IN CONC * Tk in any rormed ooraorete basal, wall or slab without BEAMS SPECIAL PERMISSION FROM LOCAL AUTHORITIES. 11.03.11.10 laid metal conduit installed in poured consrstt W4THOD Oi slats shall be laid over all reinforcingsteel INJTVLLING and shall be rigidly held in plass wiring 1)4 CONCRIU saws to reinforcing steel or by ether approved .}L ass n d Where the rigid metal souit sans parallel to any reinforcing steel, in poured oonorete beams, it shall be separated in distanos by not loss than oae and one--half times the aiJa torr of the rTinforeinng steel. buns of rid i? metal can:ult of over eight Bret in is from outlet to outlet shall be supported st thsi middle point in such manner as to provide dram to outlets. No unsupported walk or runway shy. be placed upon any rigid metal conduit or moray after same hne been permanently installed. • 11.43.11.11 The space of one inch shall, separate all oQt TAu2 wITH eleetrtoal raeovape from water sewer or WA? , . ;tiS R, gas pining unless such piping Ls insulated GA3 OR COOPER with an approved insulation. PIPING 11.43.11.12 One conduit shall not contain more conductors NUPUt t OF of a ',aver* size than are apreified in Table* COM.A10TORti 1I to v of Chapter 11.10 Is hA0xwAY 11.0 .11..13 Ail ends of a on:3ui t shall be reamed to remove ° lith rough edges. 11.03.11.14 Whore * conduit enters a box or other fitting, bU 1.4 + a bushing shall be provided to protect the wire fres abrasion unless the design of the box or fitting is such as to afford equivalent protection. 5e, sub..paragraph .0? of section 11.03.04.12 for the protection of conductors at bushings. 11.03.1135 Threadless couplings and conned tions used with COUKINGA conduit shell be made up tight. They shall be of the watertight tyre if buried in masonry. concrete or � or if installed in wet places. i unning threads shall not be used on conduit. 11.03.11.16 All nipples *hall be conduit nipples. NIPPLEO 11.4.11.17 Telephone ells may be used only where they U 5i P terminate within en enclosure end are equipped TELNPHONS with leak nit and bushings . ELLS 11.03.11.18 the aonefultigxilld o�sibs Shall be so made tit 1U .. injured, and that the A ALE internal diameter of the conduit will not be effectively.: reduced, The radius of the curve of the inner edge of any field bond shall be not loss than 6 times the internal diameter of the conduit ::here rubber-covered conductors are used, and not less than 10 times the internal diameter of the conduit where lead covered conductors are used. 11.03.11.19 A run of conduit between outlet and outlet, between fitting and fitting, or between outlet NUM= IN ONE and fitting shall not contain mere than the ;.nit equivalent of t;, quarter bends, i.noludi.ng tj+ose bends looated iniediatol7 at the outlf,t or fitting. 11.03.11. ?.0 .01 Holes for metal rnceways shall not be bored HOLES AND within the middle third of any wooden beam, iAANNJANO rafter or joists of a builing. IN UTPORT- ING MERBFRS .02 Holes for larger than one inch conduit shall not be bored through any wooden member within a building. .03 Channeling or notching of poured concrete beams, oolumns, or lintels without special permission from local authorities is forbidden. .04 Notches in Wooden Members: The studing of bearing partitions of any building shall not be notched for electrical raoeways. Notches in wooden building members shell not be larger than the raccreay for which they are made. 11.03.12 ELECTRICAL METALLIC TUBING 11.03.12.01 Installations of electrical metallic tubing shall SCOPE comply with the provisions of sections 11.03.01.01 to 11.03,01,05 inclusive and in addition shall comply with the provisions of the following sections 11.03.1?.07 to 11.03.02.10 inclusive. 11.03.12.02 Electrical metallic tubing may be used for both USE exposed and concealed work. Elr!ctrioal metallic tubing shall not be used (1 ) where during installation or afterwards, it will, be subject to severe meehanical injury; (2) in cinder concrete or fill unless protected es all sidee by a layer of non-cinder concrete at least ? inches thick or unless the tubing is at least lg inches under the till; (3) in any hazardous locations; (4) where subjeot to corrosive vapors. 11.03.12.03 Tubing shall not be used to contain conductors MAXIMUM larger than No.O. CONDUCTOR SIZE 11.93.12.04 No tubing Smaller thAn one-half inch, electrical MAXIM AND trade else, shall be used except es provided MINIM SIZES for underplaster extensions in Section 11.03.17 and for enclosing the leads of fractional horse. power motors as permitted in seotion 11.01%05. 73 The maximum size of tubing shall be the 2 inch electrieal trade size. 11.Q}.1'.05 one tubing Obeli not contain more conductors NUM 3 . OF of a given size than are specified in Table' CONDUCTORS II and V of Chapter 11.10. IN AACLwAT 11.033.1?.o6 Tubing ahaell not be coupled together nor connected No TNREAD$ to beseefittings or mabinets, by means of threads in the well of the tubing. 11.03.12.07 Threadless couplings and connectors used with C CUP INat3 tubing shall be made up tight, ant shall be AND CONNECTORS of the wetertight type if buried in masonry, concrete or fill or if installed in wet plow's. 11.03.12.08 Tune ells may be used only where they TaL"` HQNf terminate within an enclosure set are equipped ELLS with look nut and bushings. 11.03.12.09 deeds in the tubing shall be so made that the RENDS tubing will not be injured and that the internal haw NADt diameter of the tubing will not be redwood. The radius of the euro of the inner etre of any field band shall be not less than 6 t mss the internal diameter of the tubing where unleaded candueors are used, and not less than la times the internal diameter of the tubing where lead. covered conductors are used. 1111 3. 12.10 A run of eleotrieal metallic tubing between outlet SENDend outlet, between fitting and fitting, or between *UNSER IN outlet and tittingshall not contain more than ONE t3U t the equivalent J tour ter bends, including these bends located tely at the outlet or fitting. 11.03.12.11 Method of Installing in concrete slabs same as MNTN or in Rigid Metal Conduit in section 11.0.11. 10. MULLING IN CONCRETE SLAMS, 11.03.12.12 moles and ahenneiing in sup?carting umbers same NUJ AND ass Rigid Metal Conduit in section 11.03.11. 20. C HANN ,ING IN sUPPORT.. I N° 3 11.03.12.13 Contact with water, sewer and gas or copper CONTACT CT + H piping sees as Rigid Metal Conduit in seatiOn WA'l'l $ , 11.0j.11.. 11. OAS oA COPPER Notches in wooden members same as Rigid. Metal PIPING Conduit in Section 11.03.11. 11. 11.03.13 FLEXIBLI WOAL C0UIT 11.0 .13.01 Installations of flexible motel conduit shall *OM comply with the provisions of section 11.03.01.01 to 11.03.08.04 and in addition shall comply with the provisions of the following section 11.03.13.02. 11.0 3.13.02 Flexible metal oondu%t shall not bo used (1) in wet locations, unless 'conductors are of the load.soverea type or of other, typ specially appro'v'ed for the 'auditions2) in hoistways, •xespt as provided in section 11t06.03.07; (3) in stor ►battery roans; ( 4) in any hazardous location except as poraltted b sections 11.05.01.10, 11.05.01.29 and 11.4 .01.42 for eztble connection to motors; nor (5) where rubber-covered conductors aro exposed having atodet rior in g eff ector theonrrubber.smotori +1s 11.03.14 W A ASC' METAL RACEWAYS 11.03.14.01 Installations of surface metal raors shall Swith the provisions of sections 11301.01 to 11.0 .08.04 inclusive and in addition shall veasp ► with the provisions of the following notions 11.03.14.02 and 11.03.04.07 inclusive. 11.03.14.02 surface acetal reow'ay may be used in dry locations. t aE It shall not bit used (1) where conceited, exc- 0404 that the balk and sides of mu ti..nutlet assembly may be surrounded by the building finish; sad ectal rseoways approved for the pur ors may bed for under-plaster extensions; (2) where subject to severe meeheniost injury unless apprsv.4 for the purpose; 13) whore the voltage is 00 volts or more between conductors unleso the metal has a thickness of not loss than .000 nohow; t 4) where sub oct to corrosive vapors; (5) n hotstways (6) La stora�ggo.battery rias; nor (7) it any hasardoma lo©aation. 11.03.14 .03 +IzE 01 No conductor larger than No. 6 shall be installed C©EUCTORS in surface motel raceways. edea Rel ' The giber of conductors installed in 3 ruoewmgr — numnER OF8 sial not be greeter than the number for whiab IN RACTO$ the is approved, and in no ease shall morert ()conductors be ins trilled in a tingle resew c tment. 11.03.14.05 Inept in multi-outlet assemblies, raoewnye may ).Xf SIOR be extended through dry wells, dry partitions THROUGH W L3 N dry floors, it in unbroken lengths where AND FLOORS passing thresh. 11.03.14.06 If oombl,netian metal rasevayrs are used both for COMBINATION t!nl and l3 f and � circuits, th0 RAOtwAYt different systemsshell run in separate sow psi tnents, identified by sharply contrasting aolere of the interior finish, and the ease relative position of oenpartm4nte shall be main. Seined throughout the promises, in which case the provisions of. section 11.03.01 .13 shall be consideredas sawing been observed. 11.0344.07 Multi.eutlet Assemblies. and ill fitting. used .T UTL in connection with the are , shall be ASSENBLINSI approved for the purpose. See 11. .Q1.01) 11.03.15 UNDERFLOOR RAOI WAS 11.03.15,01 Installations of underfloor raa . shall sCOPE comply with the provisions or sect ons 11.€ 3.01.01 to 11.03.04.04 inclusive and in addition shall comply with the provisions of the f llowing sections 11.03.15.02 to 11.03.15.16 inclusive. 11.03.15.02 Underfloor raoeway may be used when installed USE beneath the surface of **floret' or other floor- ing material. Open'•bottom type of raceways may be used in concrete fill between the rough and the finished floor only. Ra*iwq s laid flush with cenerete floors and covered with linoleum Net less than 1/$ inch in thickness or equiva- lent floor covering, may be used only for signal and central systema. Underfloor raceways shall not be used (1) where subject to 9orrosive vapors (2) in ha . locations; 3) in commercial nor storsge..bntery rooms. .0315.03 Raceways of half round elations of of f1k t-tap COVERINGstation not over 4 inches in width shall hive have at lust inn on concrete or wood *boo* the raceway, except in *Moe 000upanoles metal flat-top rase aye not over 2 inches in width may be laid flub with the concrete it covered with substantial linoleum not less than 1/d inch is thieksoes or equivalent floor covering. t1.t-gips oVer t inches in width and tlat.top ra0ewsys plumed lees thin 1/2 inch apart, shall be covered with concrete to a depth of at hast 1 1/2 inches, 11.Q3.1 .04 No oonducfor larger than Uo. 4 ehall be SIZE OF installed in underfloor raoeways. CoNDUCTORS 11. .15 € 5 The combined erose-sectional area, of all MO OR oonduollers shall not exceed 40 peroent of the CONDUCTORS interior srsa of the race ,7; e3xoept that if IN RACEWAY the oontaina only armored cable or non-le a sheathed a,=ai1e, these requirements shell not apply. 11.p .15.06 Splices and taps shall be only in junction .Its MD boxes. TAPS 11.03.15.07 Mink an outlet is discontinuedI the conductors DISCONTINUEDapplying the outlet shall be smarted from the OUTLETS weir, 11434.548 Opem.boitom reoeway shall be laid on' a smooth OPEN.: 4.TTON pad of concrete extending at least one izioh on RAC w AY .. Mach side of the raceway cad at least one inch HOW LAID thick, except that this Meknes* may be reduced to 1/4 inch where the mows ► crosses a run of oon'tsit and except that in lige of a oonarets pad, fittings ash will protiot the oondocters from contact with piping, struoturat steel and other obstructions coy be used. Raceways shall be mechnnioally secured to the ooncrete pad. 11 03.15.0 Underfloor racewars shall be laid se that a et LAID straight line from the center of one Junetion 3TRAI4RT box to the seater of the next junction box will LINKS so#noide with the center line of the raotwa; system. Raoewsys shall be made *when/. osily ware to ' revent di s ttubing this align.. sent during construction. 11.0 .15.10 Al every seedof line of rnoswgy, a fitting shall be installed f cten,Ain through the floor to AT TIM 111D8 mark. %he line of the duct. `J ere a duct line is interrupted, br another duct line, but continues in a straight line beyond, ant has Junction boxes or outlets on either side of the or©satng line, no markers erre neoces +ray /It the interrupting point. 11.03.15.11 Dead Ends of reining, shall be closed. DEAD 11.03.1512 Where praastisabte, rao a�ways their fittings ion FOUTS shall be so arranged as to avoid low points that nay fors trope for water. 11.03.15-13 'shore rsesvey►s art run at other than right a les, SPI.CiAm special fittings shali he provided, if in the l'ITTINOs AT judgement of the authority +intorsing this code, ANK$ these aro nolmoary. 11.03.15.14 Junction boxes shall be leveled to the float! JUNCTION grada and sealed against the entrance of water. B0XEs Junction toms s Se with metal rasp shall be metal and shall be al,eatrioaily continuous with the reoeways. 11.03.15.15 Insane shall be leveled to the floor grade atusd INSERTS sealed against the entronoe of water. Inserts used with metral rpaewnpF shall be mete rind shall be electricals T continuous with the raceway. Inserts set in or on fiber meows before the floor is laid shall be raeohanivally eesurrd to the race- way. ase-war. Inserts set in fiber meows after the floor is lrtd shall be screwed into the rummy. In cutting the roomy wall and setting inserts, *hips and other dirt *hall not be allowedto fall into the raceway, and loins shall be used which aro so designed as to , Waring the tool from *ring Os raceway and injuring ve .uatars that no be in plies. 11.03.15.16 Conaseotions between re* �y s� end distribution =MOTIONS ©enters sad wall outlets s shall be made by means TO CAZI1CTS of rigid or flexible ramal conduit or by meow AND WALL of fittings specially approved for the purpose. OUTLETS 11.03.16 Cia.LiTLAR 4421, FLOM AA0E4AXS 1:1.03.16.01 Installations of cellular metal floor raceways liaJoki4 shall o r,.1y with the provisions or sieottone 1143.01. 1 to 11.03.06.0h inclusive and in addition shall comply with the provisions of the following se©tions 11.03.16.02 to 11.03.16.10. For the purposes of this article a "ae lulaar metal floor rammer Shall be defined as the hollow spaces of" cellular metal floors, together with suitable fittings which ebe approved oma rso for elostrteal Contactors; a °oet1 shall be defined as a single, enolossd tubular spas* in a cellular metal floor mnber, the axis of the 0011 being parallel to the auris "02' the meta floor ssmberj a "header" shall be defined as a transverse raceway for electrical aoaduators, providing access to predetermined cells of a cellular motel floor, thereby peraittlng the installation of electrical conductors from a distribution center to the cells. USX 11.03.16.02 Conductors shall not be stalled in cellular motel floor raceways (1) re subject to terroeive vapor; t?) in any hasardous looation; (3) in theatres; (4) in ooar erola1 garages, except for supplying@oiling outlets or sztenslans to area bellow ow floor but not above; nor (5) in storage battery rooms. No electric aonduators shall be installed in any cell or header which contains a pipe for steam, water, air, gays, drainage, or other serif©e than eleotrxoal. 11.Q3. 6.43 No conductor 1. rarer than No.0 sha .l .sae installed, $IZI OS enzoept by ,pooh$ permission. COUCUC 'ORs 11 03 16.4 Tho combined cross-motional area of all conductors NUMBER or sh311 not emeeed 40 por omit of the interior area CONDUCTORS of the headier feeding the individual ©ells; IN RACEWAY WAY ozdept that if the meoway Matains only snored vablo or n'on. ne to l ie sheathed sable, thee* requirements shall not apply. 11.03.16.05 %%l1aas and tape shall be made only in header &LI f8 AND mosses units or Junction boss*. TAPS 11.03.16.06 When an outlet Is diaeontine*lt the conductors DISCONTINUED supplying the outlet shall be moved from the OUTLETS rseeway. 13..03.16.cr A suitable number of markers shall be installed N extending through the floor for the future seatingof vols for systea identification. 1143.16,0S nd Junction boxee shall be l eeetled to the floor JUNCTION grade t-nd sealed against the entrance of water. Ban& Junction boxes used with these raaewars shall be of metal and thall be eleotr sally continuous wit ► the renew. 11.0 .16.09 Inserts shall be levelled to the floor grade IN.416 and sealed Againet the sntranoe of water. Inserts shall be of motel and shell be al eo trieal1y son_ tinuoua with the resew, In cutting through the wall and setting inserts chips and other flirt sl, not be allowed to fall late the rso end tools shall be used Whish are designed to prevent the tool boor entering the cell and injuring the conductors. Bah& 10 C0nneotiones to cabinets and extensions from odds to outlets Waoll be :nada by mem of rigid or T0 CABIMIs flexible coni uit or bawy,ne of titt].ngs approved. AND EX"i`:Ns:EONS for the purpope. FROM cala 11.03.17 UNDER Ab7tR x.+n ` : ICh6 11.03.17.01 3.17.01 Uro erplaster extensions, installed as permitted UStby paragrephs 11.03.17.02 to 11.03.17.04 i1io#.Re a_ : be used only for extensions of exlmiamg circuits, it laid on She foci or masonry or other material and buried in the plaster finish of aetilings or walls, in buildings of firo.r satire conatruotion. 11.0.02 3uoh extensions shall be run in ricid or flexible MATF- 8 conduit, electrical •-etall io tubing or motel rescaw ja ; ;roved for the purpose. )tandaz'1 rises .of conduit, tubing and raesevI shall be used except only by apeeoisi perms 11.03.17.0 NO sush extension shall extend beyond the floor LW! OF RUN on whiCh it originates unless standard sixes of rigid oondult, sleotrioal metallic tubing or armored *able are enploy.d. 11.0 .17.0 The methods of ine talation for such extonaionS AL:THw 0F shall be as ipodiflod elsewhere in this code for the IN4T U A ON particular type of material used, except that when rlternatin1 current is to be employed, ell of the conductors of a circuit mood not be contain. 06 in a single raceway or ccble. 11.03.13 wlREwAYS 11.03.16.01 Installations of wirevays shall comply with the 3G� provisions of motions 11.03.01.01 to 11.0;3.€6.04 inclusive and in addition shall comply with the provisions of the following sections 11.03.16.02 to 11.03.14.10 invl suive. ti 03.16.02 sireways mag be user only for exposed work in dry locations in industrial 000upane icz and garages, wire! ays shall met be used (1) whore subjeset to severe mechamies1 injury or corrosive vapor; (2) in lois sj (3) in any hazardous location; nor {ta) in oftrage.battery res. 11.03.18.03 No can uc for larger than ,00,000 o.a. shall b $14E OF installed in any wiraway. CONDUCTORS 1 11,03.18.04 vireways shall not contain mere than 30 conductors WHOM OF at any cress section, unless the conductors OONDUCRORS are for signaling circuits or are control conduct- IX RAa11:wAr ors between a motor send its starter and used only for starting duty. The sum of the dross-sectional areas of all contained conduotors at any cross section of a wireway shall not exsesd 20 per cent of the interior *ress-.sectional area of the wire- 11,03. 18.05 8pliees or taps made and insulated by approved 5PLI Ji:B methods, may be located within the wireway if they AND ere eocessitle by means of hinged covers. The TAPS conductors, including splices and tips,, shall not fill the wireway to more than 75 per cent of its area. 11.03.18.06 Wirewsys shall be securely supported at intervals UUff0RTS not exceeding 5 feet, unless specially approved for supports at greater intervals, but in no case shall the distance between supports exceed 10 feet. 11.03.16.07 lirew y►s may extend transversely through dry walls b. TrAzil hi if in unbroken lengths where passing through. THROUGH 11.03.18.08 Dead-endo of wireways shall be closed. 11.03.17,09 Extensions from wireweys shall be made with rigid 4k' '0: I0N + or flexible metal conduit, electrical metallic ' 4t tubing, surfaoe metal raceway or armored cable. 1rti AY3 11.0 .18,10 wireways shell be marked so that their manufact- MARIL4G ureas name or trademark will be visible after installation. 11.03.19 BUBWAX 11.03.19.01 Inetallstions of busways shall comply with the wan provisions of sections 11.03.01.01 to 11.03.01 .04 inclusive and in addition shall comply with the provisions of the following sections 11.03.19.02 to 11.0 .19.08 inclusive. 11.03.19.02 busways aat be used for exposed work in any dry Uig location. Busways shall not be used (i) where sweat tO�iari� ewiaa�, n� nyrhRo�se vaporsmans nor (4/ in rr t batter rooms. SKev yrs may be used for serfiee-we oordsotore. Set motion 11.02.12.07. 11.©3.19.03 Saws shall be securely supported at intervals eUPP RT not exceedin[ 5 feet unless spec approved for at ter intervals, in no ease shall the distanee between supporta a cooed 10 feet. 11.03.19.04 Dump soy extend transversely throughdry wellsI XT1� IN if in unbroken lengths where passim t TIMM 1E1.03.19.05 Dead- te yr rof busv s Shall be elosed. 3.1.199.06 Brushes trot *mars shall be mode with busways or with rigid or flexible metal Wit, aleotrisal FROM SUSWAYS metallic tubing, su rfaee metal rummy, snared oabie er, for pertablt s,i suitable oord aoswales approved for hard usage. 11.0'.1Dstltes or plsg►is + snea tions used with cord 0Y assemblies for tapping oft portable pplisnoea D YI0Fd tray %mays shell contain the ofercurrsnt devises required for the appliance, unless the burry is supplied from one of the branch circuits of motion 11.02.02 and in aseordanse with the requirements therein specified. Other devises or plain ocnnevtions for ttping off breathes from toseays shall contain oferourrent devises required for the blench eiareuit, except as noted in 'motion 11.02.19.01. Devices or plug• in cosuestions shall be of approved types and, set readily aeoessible, the overt unit Shall be inalesed or guarded until it is disconnected tram its supply. wg, t eusmays shall be marked with the voltage and current rating for wbioh they are designed, and with the setursr'a name or hale am*. in such a manner as to be visible after installs- tion. 11.03.20 BOXks 1N1 GASIN4s RE1.t?33.20. Outlet boxes or fittings shad be inatallod "UI W g at all cutlet and switch points as require0 by section 11,03.04.0k. f)peoisl types of boxes and fittings are required for hasardaut loostinn• under '.cotton 1..05,01. /1.03.20.02 Ali enelesums for e1 sotrload eondue:ors shall METALLIC have galvanized or other approved setallic SURFACES stasfsees. In no ease shall snolaeures hexing painted, enameled, Or other non..aetalliu surfaoes be used as eleotrioal conductor esmlosuree, except spedial permission from the local authorities. When and if painting of closures la regulre4, such painting shall be done after all enclosuPos are in placed 11.03,20.03 Rouse outlet boxes stall sit be used where WA OF 000duits or connectors requiring the use of ROUND OUTLET looknuts or bushings are to be oonneated to BOXES the slue Of the box. 11.03.20.04 N4441 enclosures containing disoonneotinR or :NGL aURES protective devices sell be so mounted upon ON NA rO Z oonarete or masonry walls that there rill be LiuT iums not loss than 3/10 clearance between the surface Of the enclosures end the wall. 11.E5.2©.€3 pens owed to N lose flush devices shall be 1OXF •f such design that the device will be coaplstely r NaLO1hN sOslosed on back and sides, and that substantial. FLUJi N so ort for the devises will be provided. DEVICES Screws for supporting the box shall not be used in atter h ngt of the service contained therein. 11.03.20,06 Outlet boxes for co nc er led work shall have to aP p T y BOXEs internal depth of at l vast 1 incher, exempt FOh CONCEALED where the instal'latian of such a box is on wORK masonry walls the depth shall be act less than one inch. • 'OM Sixes shall be of a suffioisnt else to provide ' t , or trim spa for ell conductors enclosed in the OONSVOTOnS bear. ZX Al WOW SOX • i Who maximum number of conductors not ssunti ng fixture wires, permitted in cutlet and junction boxes shall be as in the following tables with the except/see silted= DW BOXES Sex Dimensions Maxiemum fiber or Conduotore Trade Size No.14 $0.12 No .10 Ko.d 1 Xil � 7 6 a 11 9 1 X 4 16 square oars 16 12 1Z 21/ X41 16 * 20 16 12 - 10 1 f4 x 2 4 X 5 6 �` 1 4X23/4X3 7 7 g aRALLOw nOXX 3 Or Litas THAN 1 N Dli`4TH lix Dimensions maximum Number of Conductors 'rade Sisal No. 14 No.12 No. $ 6 4 [ 4 lli, a + . . $ 6 6 The above tables *Ai where no fittings or devises such as fixture elude, Moises, cable Clasps, switches or reoeptas3,ea are *entainsd in the box. Where a fixture stud, sable °lamp er hickey is contained in the box, the number of oonduotore permitted shall be one less than shown in tables; and where a switch or receptacle is oontainid in the box the number of oeadtaters permitted shall be two less than Chown in tables. d Motor ung through the box is emitted as one conductor gid sash conductor terminating in a box is also counted as one oonduotes, c .02 For °combinations not shown In above tables the following tables shall apply$ i,ass or Free paoo With"n Dcx Gondnobr►r for Sooh Conductor s , 14 2, cubic inches NO. 12 ,. . , . . . . . . . . . 2.25 cubic inohee No. 10 . ... . , . . . . 2.5 cubic inches do, d . . , . . . . . . . . . . . . 3. cubic inches .03 The limitations in sub-par rcph .01 and .02 of this motion shall not apply tel terminal housings supplied with motors, nor to types of boxes or fittings without knockout and laving hubs or recessed parts for terminal bushings and looknuts. Paragraphs .01 ami ,02 of section 11.01.20.07 do not apply to .osrt*v$ors of Types nU. or LIN. 11.03.20.0$ Pull boxes shall oonfora to the followings PULL rsox .S . .01 Minimum the s For raceways of 1 inah trade sisal or , the dimensions of a pull box itns� in a run of raceway shall coafarm with the followings .01 Straight t Pulls$ 141 straight pulls theof this box shall not be less the I tines the trot* diaaelter of of the largest raleway. .02p a or U Pulls: whore a or U s are sate, the distance between each terminal fitting of a raceway inside the box and the apppoeita wal3 of the 'box shall not bo less than 6 tines the trade disaster of the race- ncreased !0. This disadditioua�.t a ilnt�a� the me ofamount of the sum � diameters of all other rasiway entries. .03 fteoptionss The liltmitat on° of sub. paragraphs .01 and .02 of this section are not I ntendod to apply to terminal husings supplied with motor., nor to types of boxes or fittings without knockouts and bo hubs or rosewoods for terminalbuebings sad locknuts. .02 Contu*tors in Full oz*sc In 1 pull boxes all oonduotors she be sealed or racked up In an approved sinner. 11.€t .20.09 In 4aup1•t*d installations •esib outset box shall GOURS AND be provided with a cover unless a fixture canopy CANOPUS is used. .01 If a fixture is used, am, eembustiblo well or **ilia, f sb exposed botwoon the be of the with the Lo materibox ahalll HTQ .20.10 Covers of boxes and outlet fittings have holes s wITH throb: wh1ah flezib• mord pendants pass, shall HOLES FOR be prOlided with bushings designed for ;hi CONPUCTOM purposo or shall tae* emOetb, woll-ronnted sulk- fame which tho obi soy bear. domoalled ted rubber or composition bushings shall not be uucad. If conductors other than flexible *art pass through a metal *over, there shall be prom tided a separate hole for *soh oonduotor, said bole twang equipped with a bushing of insulating material. 11.0 3.20.11 Outlet boxes NMwatod in plastered surfsees shall PLASTER be equipped with piaster rings. RINGS 11.4 .20.12 Bez , fittings and osbinets shall be sismair sUPPORTS ,. testenod in gall* bq► hangor bare, bask bards or 4 aNERAL other approved net Sds. Bozos and fittings not over 100 cubic) inohea in six*, whioh are attashet to firmly secured exposed racewayby threading or other cane tion do ; for purpose, are cons dared as so fastened. .01 OcomOoelod 1 +k: In oonasalad work *mope as pt.sserlbsd in paragraph .02 of this emotion, outlet boxes and fiti.ngra unless securey held in pia** by aonorete, masonry or other bola. Mut al in which they are imbedded be sowed to a stud, joist or similar alsed struetaral unit, or to a metal or woOdes support whish Is secured to such a struotvrel unit. Weeden . -its shell be not loss than 7/d inch in + *knees. Lath of weed, motel or aosposition shall not be considered a structural unit. *`used Works In exposed works and in eonesaled work in 'misting buildings where eondwotors or oabiss aro fished and outlet baass #mot be sesured as provided in paragraph .01 of this motion without dis- vmebut the building finish, the boxes kyr be monntod direotly ►. n the plaster surfass if $eSUrely fastmed n plop'. 11.03.20.13 Enelesures of flush typo shall bre so Witted en Mali TUE plaaster,, tile or other plastic finish wall that ENCLOSURESthe flush trim and the natal siolosurs will value Phreisal contact. 11 .20.14 In walls or °oilings of oossretee, Motor other POSITIOl In non-Ms$jblo material, 'baja itli�e or WALL. Sabine*. shall be as installed that the front edge of the haz or fittingwill not set bask of the finished surfacer mere than 1 inch. In walls and soiling* oonstrusted of wood or other combus- tible materiel, outlet boxes, fittings and cabinets smell be flush with the finished ~ram Or project 03.20.15 Unapt on walls or eiliags of- orete tile or IMP'LASSO t NG other no atible motorist, a plaster memo ohm t WMI aA or inooapleted shall be repaired theso edge thero boox fitting. . rr open mea at 11.0.2©.16 Junction boxes shall be as installed that the wiring JUNCTION oen$daed in them sq be ***adored aeoessibie without BOXES removing ash part of the building. 11.03.0.17 Conduit or sle otrioal aetaoili© tubingwaiter a main JUNCTION ORq or gro d floor of sbuilding nohaving a finished PULL SOUS basement shall be enanw iious within that floor Man sass. The use of bleeders fittings or pull boxes ARIA under r floors is forbidden. 11:0 20.18 Unusedd openings in boxes, fitting. and cabinets UNUSED shall be effiotively closed to Ward protection OPENINGS subs.telilfially equivalent to that of the wall of the bet, fittttn? or cabinet. 11.03.20.19 In Nokiasan ex an exposed extension from isting EXPOSED outlet Of concealed wiring, a box, extension ring EXTENsIONB or bel** cote shall bi mounted over the original box and eleeetri and a echanioa ly scoureeed to it. Theettensionn s�l then be connected to this box in the manner presoribsd for the method of wiring septpysd is askislg the extension. 11.03.20.20 In damp or wet looations, boxes, fittings and. DAMP Olt cabinets shall be so placed or equipped as to WT LOCATIONS prevent moisture or water from entering and accumulating within the box, fitting or cabinet. Boxs, fittings anil cabinets installed In wet locations sloll be weatherproof. For boxes in floors, bee section. 11.04.02.39. U Q3 20.21 Csbinets and aut-ouS boxes Shell be provided tR X with bank wiring wises gutters or wiring WIRING : *ACES compartmfnts as require& by sub-paragraphs Ci GUTTMS .03 and .04 of section 11.09.11.02. 11.0 . ?0.22 All conduit entering , ieleotriOal nelesur01 i•tAwAY shall be equipped with double lock, nuts and • CONTINUITY bushings. 11.03.20.23 Approved concrete outlet boxes shall be used in CONCRETE poured concrete. Conorcle coverage over the OUTLET top of nn outlet box shell not be less than BOXES one inch. 11.03. 21 AUXILIARY GUTTERS 11.03.21.01 Auxiliary gutters, used to supplement wiring natoosE spaces at meter centers, distributiOn centers, svitchboard and similar points of interior 'wiring systems, may enolose conduotors or bus-bars, but shall not be used to enclose switches, overourrent devises or other appli- ones. or APparetus. 11.03.21.02 . An auxiliary gutter shall not extend a greater EXTENt;ION distence than 30 feet beyond the equipment which BEYOND it supplements except in elevator work. Any SAPIPKENT extension beyond this distanoe shall comply with the provisions for wireweys in motion 11.03.16 or with the provisions for busways in section 11.03.19. 11.03 21.03 Gutters shrll be supported throughout their fUPPOHTS entire length at intervals not exceeding five feet. • • 1143.7144 Covers shell be seoursay fastened to the gutter. COVEnte 11.03.21.05 ASsiliery gutters shall not contain more than MeV Q1 30 sonducters at any cross sOetton unless the C0NDUCTOP6 oemteetore ars the signalling cirouits or are IN RAGcontrol conductors between a motor end its starter and used only for starting duty. Th sum et the crose-seotional area of all con- tained conductors at any cross 'motion of an auxiliary gutter shall not emoted 20 per cent of the interior cress sectional area of the gutter. Per elevators see 'onion 11.06.03.15. p„lok21.06 Th GAMING e moron% earr *1 continuously in bare eon. ducters in suxiUaa7 gutters shall not exseed CAPSOITY 1000 esPeres per square inch of eross-sectien 01 COMB of the conductor. BARS 1143.2147 _ Bare conductors shall be seaway and rigidly =MANI or suvorted so that the minimum elearance between BAAS LIU PARTS bare ourrent-oarrying metal parts of opposite polarities mounted on the sane surface shall be not less than 2 inches, nor less than one leak ter parts that are held tree in the air. A Wolin not less than one inch shall be se. enrol hetwoni bare ourrent-osrniagastal parts and war motel imartase. Adequate prevision shall be made for expansion and oadrastion of copper bars. 1143.21.0S Splices and taps shall conform to the following: anaczs AND TAPS .01 Splices or taps, made and insulated by approved methods, may be touted within gutters if they ars asses able by mesas of remoisable covers or doors. The con. doctors, including splices and taps she]] not fill the gutter to more than 75 per' cent of its area. .02 Tepe from bare conductors shall leave the gutter opposite their terminal connections and conductors shall not be brought In contact with uninsulated Dumont-carrying parts of opAsite polarity. , .03 All taps shall be suitably identified at the gutter as to the cirouit or equipment which they supply. .04 Tap connections from conductors in auxiliary gutters shall be provided with overourreat protoot on in conformity with the proitsions of sectio0 11.02.19.01. 11.03.21.0 9 Auxiliary gutters shall be constructed in COE UCTI0N ,aoeord,anoe with the following: .01 Gutters shall be so constructed and installed that adequate rlestrioai and mechanical con- tinuity of the com 1 ete rioswf system will be seared. .02 Gutters shall be of substantial oonstruotion and shall pr vide a complete enalesure for the contained conductors. All surfaces, both interior and exterior, shell be suitably protested trim aorrosion. Corner joints shall be mads tight and where the assembly is held together by rivets or bolter these shall be wooed not more than 1, inches apart. .03 Su.ttable bushings, shields or Mange having smooth rounded edges shall be provided Where oanductore pus between gutters, through partitions, around bends, between gutters and oebines or junction boxes and at other locations where nes.aoamy to prevent abrasion of the insulation of the conductors. .04 Gutters shall be oonstructed of sheet metal of thicknesses not less than in the following tables fismimum Width of the Widest Thickness Surface of Gutters (USS Sheet Steel Gauge) Up to and including 6 inches. . . No.16. .0590 inch Over 6 in nd not over 1$ in. .. No.14. .0747 inch Over 18 in. ^nd not over 30 in. No.12. .1046 inch Over 30 inches . . . . . . , . . . . . . . . No.10. .13145 inch 11.03.21.10 All comluitt entering gutters (line, load or meter) RAf+L O shall be equipped with double look nuts and bushings. CONTINUITY The shoulders of electrical metallic tube -fittings shall be considered as one look nut. 11.03.21.11 ].iso and load gutters shall be used on all meter LIKE AND or dtstributioa installations of more than two LOAD OUTTOS sm taheo. meter troughs shall be oonsidsred as a 1iss Sutter* 11.03.22 3WITCANTA 11.03.22.01 No svtt*h or cirouit UnkakOr Shall disconnect WDUNDED the grounded eon4uator of a oirealt unions the CON1AnTORs switch or alrouit-breaker si*Zltoneousl1 disvonmets the `a ,.. conductor or conduotasrs, or unless the Soh or airouit-breaker is so arranged that the mounded conductor Or conductors hatre first been dissonneot . 11.03.2?.02 Throe.my and four-way ewitohas shall be so wired fi ..`► A7 that all switching is dews only in the ungrounded ,ANL circuit oonduotor. Wiring betwosn switches and TOUT;-WAY outlets shall, if in mots1 enclosures, be run with Srl'TChs both polarities in the same enclosure. 11.03.22.03 Pull-oboist twit es shall not be used in bath rooms 2ULL...CI$ or over oats or damp floors. All pull-chain 14G 1" s swigs shall be ogaipped with an inaulating link. 1143.22.0h Sncl©sures shall be sdeotsd which have sufficient 10404100BUMS space to aocomod*te all conductors inst*1lod those- in. switches and cirauit.breakers, except pendent and statue type snap switch**, unless of the oil. j 7 sd type, shall to of the *stormily operable type enolosod in Metal boxes -or cabinets, under *y one of the following ooatiitonss .03 Ad.3asent to Readily Ignitible Materials Where spas or arcs produced during their operation son aono in contact with readily ignitible eatartal. .02 ne bandoel Injury* where exposed to Itsechrtm. teal Injury. .03 over 1,0 Volts to Grounds If operating et over 150 volts to ground and ameesible to . other than lifie persons. .04 In Damp or Wet Locationse ,Whire placid la damp or ret locations. 11.03.22.05 Zr a switch or cirouit.breaker Is located in a wfT PLAQUB wet plats or outside of a building, it shall be enclosed in a weatherproof box or cabinet. 11.03.22.06 Time switshee, flashers, and similar devices TIME sWITOREB, shall be enclosed in metal boxes or cabinet* FLASHERS but need not be of the externally operable type. 11.03.22.07 5in ;l e-.throw knife switches shall be so plassd P01 TIa$ that gravity will not tend to close them. OF KNIF& Laouble••throw knife switches may be mounted so 3i ITCH. S that the throw will be' either vertical or horizontal as preferred, but if the throw be vertical a looking devise shell be provided which will insure the blades remaining in the open position when so sat. 11.03.22.08 If practicable, knife switches shall be so con- “oN #r.�CTI+)N neoted that the blades will be dead when the OF Kurt switch is open. 11.03.22.09 Switches and circuit-breakers shell be accessible ACCE I IL TY and, so far as possible, shall be grouped. AND GROUPING 11.03.22.10 Flush snap switches, if counted in ungrounded COVERS OF metal boxes and located within reach of conduct. FLUSH Sin' ing floors or other oontaling surfaces, shall be SWITC;Bia provided with covers of ncn-.00nduoting material. 11.0 .22.11 Snap switches used with open wiring on insulators MOUNTING OF shall be aoSntsd on sub-bass of insulating URFACn.-TYPE material which will separate the conductors t NAP SwITOHIS least one-half inch from the surface wired over. 11.03 22.12 A cirouit-breaker operable directly by applying OIRCUIT-SRLAKERS the hand to a lever or handle may seri* as a AS S4ITCHE8 switch provided it has the number of poles re- quirsd for such switch. 11.03.22.13 gnolosures for switches or oircuit-breakers on GROUNDING circuits of over 150 volts to ground shall be OF grounded in the manner specified in section ENCLOS R&B 11.02.22, except where accessible to qualified operators only. 11.03.22.14 Minimum length of switch enclosures shall be= MINIMUM SIZE 30A switches - 7 inches OF SWITCHES 60A switches -10 inches 100* switches 47 inches. 11.03,22.15 Circuit wires shall not pass through more than B"J[..PASSING one swit4h enclosure or panel cabinet before THROUGH Nominating in their own disconnecting means or SwITCH ENCLO. protective deviors, unless special gutter space SURES has been provided for such circuit wires. 11.03.22.16 Knife switches rated for more than 1200 ,.eras LUTZ at 250 volts or lesq, and for more than .•• M/ITCRES amperes at 251 to 600 volts, shall be used only as isolating switches and shall not be opened under load. To interrupt currents greater than 1200 amperes It 250 volts or less, or 600 amperes at 251 to 600 volts, a oirouit-breaker or a switch of special design approved for such purpose shall be used. Ulf* switches of lower rating may be used as general-use switches and nay be opened under load. Motor circuit switches (see definition) nay be of the knife switch type. 11.03.22.17 For the special applications specified, snap RATING OF switches shall be rated as follows' SNAP SWITCHES .01 A snap switch having a "T" rating nay con- trol a ourrent equal to the rating of the total non-inductive load supplied through it, including tungsten lamps. .02 Snap switohes used to control circuits supplying ® ury.vapor and gas-tube lamps and their transformers should be either of a type approved with the assembly or have a current rating not less than twice the current requirement of the lamps or transformers, For switches on slams agas-tube lighting, see section 11.06.01.06. 1.1.03.23 SWITCHBOARDS AND PAN3.HGARDS 11.03.23.01 The requirements of this section shall apply sOOPto all slitohboards, panelboards, and distribution boards used for the control of light and power oirouits, except switchboards in utility company operated central stations and/or sub-stations, which directly control energy derived from genelstors or transforming devises, and except switch boards or portions thereof used exclusively to contras ail circuits operated by batteries. The requirements of this section shall apply to battery.oharging panels if current is taken from light or power airauits. 11.03.2.3.02 Switches, circuit-breakers and overcurrent devices APPLICATION used on switohboarde, panelboarde and distribution QED OTHER boards, the boards and their enclosures, shall PU1TICL S conform to the requirements of Sections 11.02.17, 11.0 3.20, 11.03.22 and other articles which apply. Switchboards and panelboards in hazardous locations shall conform to .the require- ments of section 11.05.01. 11.03.23.03 Conductors and biro-bars on a switchboard, panel- SUPPORT OF board or control board shall be so located as SU ...BARS to be free from mechan cal injury and shall be AND CONDUCTORS held in auah a manner as to be rigid. '.',NITCHBOARDS 11.03.23.04 Switchboards which ray have exposed live parts LOCATION OF above 150 vets to ground, or live parts on un. SWITCHBOARDS grounded circuits exposed to voltages of more than 0Y 150 %R TS 150 volts to ground, shall be located only where TO GROUND under competent supervision and accessible only to qualified persons. 11.03.23.05 Switchboards shall be no boosted that they will NOT TO BE not be exposed to moisture, tXPOSED TO MOISTURE 11.4 .23.06 itohbaards shall be so placed as to reams to LOCATION SION '�. a aIaimum the poobabilit of communicating fire LATIVE TO to odjsoeat easily ignitible material. EASILY 13111?_ ISLE. MATERIAL 11.0'.23.07 Switchboards shall not be built up to a =non.. '1.gAe. NCE fireproof ceiling, space of three feet being :'LO1 left between the ceiling end the board, unless C IT lNG an adequate rireproot shield is provided between the beard and the ceiling. 11.03.23.06.OSS If the equipment or wiring on the beak of the CLF!;ARANCE switchboard is aooessible only from the spire BACK OF behind the board, there shall be a aler•r apace *SWITCHBOARD of a% least 1t inches between such erutpment or wiring and the wail for a single panel switohboard not exoeeding 42 inches in width, and, at least 24 inches when the board consists of more than one panel. If the space behind the board is accessible only from one end, these gpaotts shall be increased by at least 6 inches. The spade bask of the beard shall be kept clear of foreign Material and shall not be used for storage purposes Reduction of olearanoes for short intervals by building oolumns behind the switchboard, or by equipment on a singie panel in the switchboard, ie. permitted provided the clearanoes are not re- duced below those required for a single panel board. Some of the above dimensions are exceptions to section 11.01.01.12. 11.03. 23.09 Insulcted conductors where closely grouped, as CONDUcTOR on the rear of switchboards, shall each have a COW-ING flame-retardent outer covering. The conductor coverift shall be stripped beck • sufficient dista044 from the terminals so as not to asks contact with them. Insulated oondueters used for instrumfmt and control wiring on the beak of Switchborrds shall be flame-retardant, either inherently or by means of an outer covering, and be one of the following types, R, V, AVA, sN, or SN,% 1143. 23.10 See section 11.09.13.03. PROTECTION OF IN6TRUMENT CIRCUITS 11.03.23.11 SwitchbOard frames and structures supporting GROUNDING switching equipment shall be grounded SwITCHBOARD FRAM 11.03.23.12 Instruments, relays, meters and instrument OAGUNDING OF trensformers loo4Sed on svitebboards shall be InZTPXMCNTS, grounded as specified in sections 11.03.30.01 azLAYa. HEMS to 11.03.30.04. & IMRUAENT TRANaMER6 ON $41WH80ARD$ PAW BOARDS 11403.216_43 Panel board feeders and raceways thall conform kANLLBOARD to .narte 13 and S1 of Chapter 11.10. UPZCIFICATIONS 11.03.23.14 The number of circuits of a lighting and appli- NUMB R OF ante brsnoh•eiroujt pa*elboerd installed in any CIRCUITS IN one cabinet shall not exceed 42 where one over- ONE PANEL- current device per circuit is used, or 20 where BOARD two overourrent devices per circuit are used. 1p��.1155 Tho minimum Connected load for nny one apartment shall be based upon a four circuit 23nel. FOR AP.ARTKE NTS 11.03.23.16 Circuit wires shall not pass through more than -PASS NG one switohenglosure or panel cabinet before ter- ©UGH ainating in their own disconnecting means or PANEL CABINETS proteetiVe devices, unless side gutter space has been provided for such circuit wires. 11.03.23.17 Saab panelbeard and/or pamelbeard feeder shall PANELBOARD be provided with its own disconnecting means. DI sCONNUUTING KAN8 • 11.03.23.18 In no case shall a distribution pans] be located DISTRIBUTION within a bathroom, toilet, boiler-roam en the PANELS exterior of a building, nor shall it be leas than forme feet, nor more than seven feet above the floor of the room in which it is mounted. 11.03.23.19 0CUAS ' Panelboaards supplying only lighting end/or OVEapplianoe branch circuits, and supplied by PROTECTION conductors having overourrent protection greater than 200eres, shall be protected on the supply side by overourrent devises having a rating not greater than that of the panelboard. 11.03.23.20 Panelboards shell be mounted in cabinets or ENCLOSURE cutout boxes. OF F ► IELl3O8 11.03.23.213 _ Panelboards in damp or vet locations shall be enclosed in weatherproof cabinets. IN DAMP OR oET LOCATIONS 11AS�AlIR 22 Panelbeards having switches on the load side of to sype ofs fumes Not be installed except ARRANOLUNTOF SIITCSR$ section 11.02.14.05.equipment as pry ided in AND runs CHAPTER IV -. EQUIPMENT FOR GENERAL USE 11.04.01 FLESIALE CORDS 11.04.01.01 Flexible cords shall be suitable for the conditions GENERAL of use and locations. 11.04.01.02 Cords of various types mentioned in this code SES shall conform in construction and use to the specifioatiena. • 11.04.01.03 Flexible cords shall be used only for pendants. USE wiring of fixtures, elevator cables, connection of portable appliances, or for the connection of ppraved stationary devioes to facilitate their interchange or to prevent transmission of noise or vibration. 11.04.01.04 Flexible cord shell be used only in continuous LICIB lengths without splice or tap. 1144.01,05 Flexible oords 'coot La thoworindows or in show- SROW.WINDOMS eases shall be of type S or Art, o corpt for AID the wiring of chain fixtuses, and for supplying SHOWCASES current to portable lamps and other aerahandise for exhibition purposes. 11.44.01.06 Flexible cords shall not be smaller than lo. 1d, MINIMUM except that tinsel cords, or cords having *quire- SIZE lent characteristics, of smaller size may be approved for use with spesifie appliances. 11.04.Q1.07 It the voltage between any two conductors exceeds XN$ULAI'IOR 300, but doss not exceed 600, flexible cords OVER 300 of go. 10 and smaller shall be rubber insulation VOL?S on the individual conductors at least 3/64 inch in thickness, unless type S eord Is teed. 1144.01.0S Flexible cords not smaller than $o.18, and tinsel OTIRCONMENT costa, or cords having equivalent charaotsristtos , PROTECTION of manor size approved for use with specific Manses, shall be considered es protected against averourrent by the over-current devices described in section 11.O?.17.tip. Cords shall net be smaller than required by Tables 1 and 2, Chapter 11.10, for the rated current of the appliance. 11.04.01.09 Flexible cords shall be protected by insulating PROTECTION bushings wher ► they enter s ; .holdere. or CORD AT LI H ii R 11.04.01.10 Flexible cords shall be protected by bushings F'RQT :CTION where they pass through tha cover of an outlet OF CORD AT box, or the shall have a smooth, well- Boxgs rounded surffsSe on which the cord will bear. so-called bard-rubber or composition bushings shall not be used, 11.04.01.11 flexible cords shall be so Connected to devices 'ULL AT and to fittings that tensiod will not be trans. JQINTS AND eitted to joints or terminal sore's. This shall TgRNINALB be accomplished by a knot in the word, winding with tape, by a special fitting designed for that purpose, or by other equivalent :means. 11.04.01.12 Flexible cords shall be examined and tested at LAxs .LB the factory and shall be labeled before shipment. 11.04.41.13 One conductor of flexible words shall have a GROUNDED continuous marker readily distinguishing it from CONDUCTOR the other condo for or conductors. Idintifioation IDENTIFICATI©N shall consist of one of the followings .01 Colored Braids A braid finished to show a white or natural gray color and the braid on the other conductor or conductors finished to show a readily distinguishable solid color or colors. .02 Traoer in Braids A tractor in a braid of any color contrasting with that of the braid and no tracer in the braid of the other con- ductor or conductors. No tracer *ball be used in the braid of any conductor of a flexible cord which contains a conductor having a braid finished to show white or natural pay, except that, in the sass of types C, PD and 2© cords having the braids on the Individual conductors fin shed to show white or natural gray, the identifying marker may consist of a traoer of any color in the braid of one conductor. .03 Colored Insulation: Cords having no braid on the individual conductors (except cords which have insulation on the individual conductors integral with the Jacket), shall have white or natural gray insulation on one conductor and insulation of a readily distinguishable color or colors on the other conductor or conductors. .04 Colored Separator: Cords having insulation on the individual conductors integral with the jacket (types POST..64 and p0$3.42) shall have a white or natural gray separator on one conductor and a separator of a readily distinguishable solid oelor on the other conductor. 11.04.01.14 A conductor intended to be used as a grounding GROUNDING conductor if provided with insulation shall have CONDUCTOR a continuous identifying marker readily dietin- IDENTIFICATI0N it from the other conductor or oonduotors e niltying marker shall consist of one of the following: .01 ColoredBraid: A braid finished to show a green color. .02 Colored Insulation: For cords having no braids on the individual conductors a green insulation on one conductor. This shall not be construed as prohibiting the use of a conductor having a green finish as an ungrounded circuit conductor in cords having no conductor used as a grounding conductor. 11.0 +.01.15 .01 Exposed to Destructive Elements: Flexible IN$TiiL.LATIQN cords shall not be used where they are OF CORDS - exposed to moisture, gas, grease, or other NON.RESIDENTIAL elements destructive to their installation. In no case shall they be used for outside wiring, except by special peraission from local authorities. .02 exposed to Wsobaeival Injury: wire when ex- posed to mechanical injury, flexible cords shall be of a type that will afford ample protection to the insulation and conductors. .03 Unapproved supports: Ths use of twine, staples, tacks or other than approved insu- lators for means of support for flexible cords is not permitted. .04 Not to be Concealed: Flexible cords shall not be concealed within walls, partitions, attics, ceilings or other unused portions of any bailing. .05 With Outer Braids The outer covering of all flexible cords sbsll be without braid ex. sept where non-oombustible materials are in- serted between the interior rubber insula- tion of a oonduotor and the outer grade. .06 Use of Flexible Cordes Flexible cords shall be used only on punts and portable applir- asMes and portable equipment. .07 lbslsal Contacts Flexible cords shall be properly proteoted from physical contact with *311 flammable material and structural metal parts of buildings. .oe Flexible Cords used on Portable Heating Applianoes of mere than 300 watts: Flexible cords used on portable heating appliances of more than 300 nwat is shall have a covering of asbestos as an integral part of its Installa- tion. .09 Height of Pendant Lamy Holders: Pendant lamp holders shall have not less than seven feet clearWe above the floor ever which it is hung. Extension lords shall not be attached to pendant lamp holders. 11.0: .02 FIXTURES, LAYYHOLDERS, n CEPTAQz3 AND ROSETTES 11.O .02.01 Fixtures for use in hazardous locations shall APPLICATION conform to the tenuiron ass of section 11.05.C1. OF OTHER ARTICLES 11.0 .02.02 Fixtures, lampholders, rosettes and receptacles SUPPORTS shall be securely supported. All outlet boxes shall be supported by hanger bars or other approved supports. Fixtures hung from outlet boxes shall be supported by an approved fixture stud which shall be a part of the outlet box assembly. All other means of fixture support shall be aooeptabl a to the authority enforcing this code. 11.04.02.03 In a completed installation each ,outlet box shall OUTLET BOX be provided with a *over unless covered by means TO BE of a fixture oy, a lampholder, a receptacle, COV a rosette orsimilar devise. 11.04.02.04 Fixtures, lampholders reSoptaolts and rosettes LIVE PARTS shall have no live parts normally exposed to contest. 11,04.02.05 All fixtures, laspholders, receptacles and OhOUNDING rosettes shall be grounded to the metal race.. FITURES way system of the circuit on which they are installed, or by other approved methods. Metal lampholders or fixtures shall not be in- stalled in any bath room, wet or damp plisse or other location where physical oontact with such lampholdero or fixtures is basardous. Metal pull chains used at these locations shall be provided with insulating links. 11.04.02.06 Fixtures installed In damp or wet locations or EXPOSED TO where they will be exposed to corrosive vapors MOISTURE OR shall be of the vapottightlype. Lampholders, CORROSIVE receptacles and rosettes installed in such VAPORS locations shall be of the weatherproof type. .01 Pendants; Pendant lampholders with per,. momently attached leads, if used in other than festoon wiring, shall be hung from separate stranded rubbercovered conductors which are soldered directly to the circuit conductors but supported independently thereof. Such pendent conductors shall be not smaller than No. 14 for mogul or medium base lampholdors nor, except for approved Christmas tree and decorative lighting outfits, smaller than No. le for intermediate or candelabra hese lempholders, If the pendent conductors are longer than 3 feet they shall be twisted together. .02 !Fixtures: Fixtures In damp or wet locativa7 Shall be so constructed that water ovnno', enter or aoommulate in wiroways, lampholders or other eleotrioal parts. 11.04.07..07 Lampholdero installed over specially FlammAhl• OVER FLAMMABLE material shall be of the to/twitched type and MATERIAL unless individual twitches are provided, shall be located at least S feet above the floor, or shall be otherwise so located or guarded that the lamps cannot be readily basked out by hand. FIXTURES 11.04.02.08 Any oombustible wall or ceiling finish exposed COVER between the °dee of n fixture canopy and an COMBULIIBLZ outlet box shall be oovered with non-combustible FINISH material. 11.0 €.Q2.09 Canopies and outlet boxes taken together shall WAGE FOR pro de ample apace for conductors and their _ VMS AND connecting devices. WLaMd$ 11.04.02.10 Fixtures which are designed to be installed in FLUSH ANIS recessed cavaties do is and ceilings shall be =ES= of approved type. IN shall be constructed FIXTURES or installed so thatadjacent combustible material will not be subjected o temperatures in excess of 90C (194F). Meoessed portions of enclosures, other than points of support. shall be spaced at least one-half inch from oonbustibil mats:nal. 11.04.02.11 All metal enclosures for recessed fixtures, coming INSULATr ING in contact with wood or other oosbastibl Cmate . shall be covered with not loss then 1/16 sheet FIXTURES asbestos. Conductors supplying recessed lighting fixtures shall be of the type SS or type A. 11.04.02.12 The installation of fleuroscent fixtures shall FL .1UR0sCF,NT conform to the following requirements. FI.TURES .01 Mechanical strength: The bodies of fleuro- scent fixtures shell consist of metal of not less than 20 U. S. Standard gauge and shall be of such mechanical strength as to be safely mounted. suspended or attached to building surfaces or members. Solder shall mot be used in the construction of Neuro- scent fixture bodies. .02 Installation of eleurosoent Fixtures: Fleuroscent fixtures nay be installed L7 any one of the following methods. .01. Fixture Muds, provided only that the fixture body is espeol.ally designed for suchsupport and that the requirements of .01 in this section have been followed. .02 molts and 3orewa, if of such a else and number as to assure the support of the fixture. Serowe on masonry or concrete surfsees, shall be used only with approved metal shields. .03 Chain, Stems, or Canppiee, provide clearance above the floor is not leas than seven feet and the weight of the fixture is properly supported. Fixture supported by canopy screws shall not exceed 10 pounds in weight. .03 Grounding: Bodies of all fleuroseent fixtures shall be permanently grounded to the fixture outlet raoewny by one of the followinG methods. .01 Actual physical connection with a metal reetway supplying the outlet box. .02 A grounding conductor of not less than No. 14 wire connected to the fixture body and the outlet box or raceway .03 Flexible metallic ravercy of BXL con- nected to the fixture body and the outlet box by approved fittings. .071 `.x)'?ices and Taps: Attsohaent plugs of either plug or screw type, shall not be used in connecting a fixed fleurgseent fixture to a source of supply. Bplises and taps shall be made as specified in section 11.04+.02.23 of this code. .05 dosed Ballasts sad Autotransforrerst Separation between ballasts and auto-trans- formers instAlet within fleurosoent fix- ture enclwoures shall be not less than .01 End to end, one inch. .02 Bide to side, four times the width of the ballast or auto-transformer enclosure .03 Ballast or Auto-transformers ,shell not be mounted atop one another. .alb Poser Factor: All rleurossent fixtures shall be of the "High Power Factor" type. Power factor for any fleuroscent fixture or group of fixtures shall be not less than 90. Fixtures of the "Low Power ?sotor" We that have been previously installed shall be equipped with proper capacitors to produce the specified power factor rating unless the circuit wires feeding such fixtures are Of sufficient current oarrying capacity to supply the connected load after the power factor of the cirluits have been applied. .07 internal wiring: Wiring within the bodies Of fleurosoent fixtures shall be of e type Z3 or type A. .08 1W:eased Fixtures: Nequiremente for seed flouromment fixtures shall be the same as specified in section 11.0L.02.12.10. .03 Weatherproof Fleuroseent Fixtures: Fixtures exposed to the weather shall be of a weather- proof type, Under open canopies, awnings or porchee tinoluding soreened .porehes) shall be considered as being exposed to the weather. .10 Connected Load )1'' rleurosoent Fixtures: The connected load of fleuroscent fixture outlets shall be computed in the same stunner as inoandemmt fixture outlets, but in no case shall it be less than ten watts per foot of fleurosoent tube. 11.04.02.13 No externally wired fixture other than of the SHOW 4INDOWS *Isola type shall be plaoed in a show-window. For use ot cords in show-windows , see emotion 11.04.01.05. 11.04.02.14 Ample sir space shall be provided between a BMUS AND lamp and a shade or enclosure of fllmmable NNOLOMIRES material. 11.04.02.15 Combination gas and eleetrio fixtures shall COMBINATION not be installed. FIXTURZ8 11.04.02.16 Fixtureu shall be grounded as provided below: GROUNDING FIXTURE3 .01 Metallic wiring methode Kota fixtures installed at outlets wired with grounded metal raoeway or grounded armored gable shall be grounded. .02 Over 150 Volts to Ground: Netel fixtures on oircults operating at over 150 volts to ground shall be grounded. 11.44.02.17 rlxtUres shall be considered 4,11 grounded when K1?}TOM) OF aeohanisally connected in a permanent and G UUEDING effective manner to metal raceway, the sir nor FIATUIUCS of armored cable, a grounding conductor in non.rflet +liic sheathed ocble, a separate ground- Inc conductor not smaller than Mo. 14. 11.0 .02.1d Canopy insulators, used where insulating joints CANOVY are required, shall be of .pproved type end IN;WLATOR5 shat be securely fastened in plass, so as to separate the canopies effectively and permanently from the conducting ~rases from which they are intended to be insulated. A good grade of hard fiber is acceptable for this pstrpoae. It may constitute a strip around the edge of the canopy separating it 3/16 inch from tha supporting surface; or a flat sheet having edges at least flush with the edges of the canopy. 11.44.02.19 'ixturss shall be so instf:.l:ted that the con lsct- GONNSCTION3 ions between the fixture conductors and the cir- TO 3i: cult conductors will be easily aseessible for ACCESSIBLE inepeotion without requiring the disconnecting by any aortion of the wiring, unless the fixture is connected by mamas of a pluging device. ll.04.02.20 Lanphalders, receptacles and switches having 0S exposed terminals shall not be installed in Ti 'iINALS metal fixture canopies or open bases of portable lamps. Exposed live parts within por- oelain fixtures shall be a tablyrecesdso located as to make it imprcbtrecessed and come in contact with them. There shall be a paotai of at least one-half inch between Live parts and the mounting plane of the fixture. 11,44.O?.21 On chains or other movable parts stranded con- INSTALLATION ductors shall be used unless the conductors pre OF completely enclosed in metal. If the fixture CONDUCTORS is externally wired, conductors shall be esoured in a manner which will not tend to cut or abrade the insul,.tion, and shall bepa teo ed sheet- metalom frabrasion where they pass through hh metal pars, canopies =nd the like. 11.04.0 . Chain fixtures shall be wired with flexible CHAIN conductors so arrange4 that the weilht of FIXTURES the fixture will not put tension on the oeaduotor. 11.04.02.23 Spliess and taps shall be made mechanically SPLICZS and eleotriesilly secure and shall be soldered AND TAPS or connected by other approved method. The joints shall be oovered with an insulation equal to that on the conductors. No splice or tap will be located within the arm or stem. &pliase and taps shall be Accessible for inspection. 11.04.02.24 CONDUCTORS Conductors for fixtures shall conform to the FOR following: FIATURES .01 Fixture wires shall be one of several. *pee as follows: Trim Al asbestos-covered, heat resistant fixture wire. Type CY cotton- covered, heat resistant fixture vire. Type RF-b4 rubber6ioovered fixture wire - l/64 inch insulation - solid or stranded. ip, FF-64 rubber-covered fixture wire- 1/64 inch insulation - flexible strsnding Type fes.32 rubber-covered fixture wire - 1/32 inch insulation - flexible etranding. Types it, RP and RH rubber.00vered wires . 3/64 inch insulation; Type RPM rubber- covered wire - 2/64 inch insulation - solid or stranded. .02 Wo conductor shall be smaller than Ao. lg. .03 Type Al fixture wire shll have an approTed asbestos covering with or without an outer • braid. .04 The covering of type OF fixture wire shall oomaist of cotton or of other fibrous material, all the interstices of which *ball be filled with material having fire- resistant and insulating properties. Its surfnoe Shall be finished smooth and hard. Outer braided coverings may be provided. .05 The rubber covering of Typed Rie-04, FF.64, and FP 32 fixture wire shall con- sist of prOpertr applied and properly vulcanized rubber cOpound. The thickness of this rubber covering shall be not less than 1/64 inch for No. lg wire, not less than 1/32 inch for No. 16 wire and not less than Y64 inch for No. lewire. Coverings shall be of approved material • sufficiently teri cious to 'wit} etr.ri abrasion when beim pulled into fixtures. 11134.©2.25 It the voltage between ani two conductors IN3ULATI0N exeeedes 300 but does not exceed boo, fixture OUR 300 con uctors end flexible cords of No. 10 end VOLTS smaller shall have rubber insulation on the Individual conductors at least 3/64 inch in thickness, unless Type cord is used. 11.0 4.02. 2.6 Fixtures provio+ d with mogul base Ia.r pholdere WIRINQ shall be wired with Type AF fixture wire. F'IxTURtaS Fixtures provided with other than mogul base laholders and operating at not more than 300 volts between conductors shall be wired with type AP fixture wire or Type APO, On, or M flexible cord, except that fixtures with which wires will mot be subjected to tempera- tures in exoess of 900 (194F may be wired with Type Cl fixture wire or Type CEO, CF?1), or y1r'P0` flexible cord, and thnt fixtures of decorative type on which lamps ps of not over 6-o watt rating are used in connection with imita- tion candles, and other fixtures with which Arse will not be subjected to temperatures in excess of 490 (120F), may be wired with Ty?* B rubber-covered wire, Type R _61, AF-3p, or FF-32 fixture, or with rubber-a;veru. flex- ible cord. 11.04.02.27 Each fixture shall be so wired that all screw-. POLARIZATION shells of lempholdera are connected to the ease fixture-stem conductor or supply conductor or terminal. A fixture-stem conductor or supply ©anduotor connected to the screw-shells of tam. holders shall be properly identified. LAMPHOLAERS 11.04.02.28 Lampholders shall be classed according to diameters CLASSIFICATION of lamp base*, as Candelabra, Inter edis te, Medius, Adaed.ium and Mogul base; having respeo# tively 1,/2 inch, 21./3? inch, 1 inch, 11/16 inch, and 1-4/2 inch nd+ inal sizes , with ratings as specified in the following tables RATINGS n A.TINM swITORED UNWITONSB Alp. xal.Mp. at Nominal at any Volt- Class Giem. watts Volts Voltage Malts volts age Candelabra . . . . . .1/2 in. 75 125 3/4 75 125 1 Intermediate. . 2~1./132 in. 250 125 3/4 66v 250 6 fedirs . . . . . . . � .� 600 660(a) 250 Admedium. . . . 16 In. Mogul . . . . . . . . 1* in. 50 2 1500 250 1500 250 1500 600 (a) This rating may be given only to lampholders having a switch mechanism which produces both a quick 'make's and a quick *break" action. Miniature lampholders and receptacles having sorev.shells smaller than the Candelabra rise may be used for decorative lighting systmu Christmas-tree Lighting Outfits and similar ar purposes. 11.04.02. 29 Laspholders in clothes closets shall be installed IN CLOTHES on the ceiling or on the wall above the door. CLOSETS Drop cords shall not be installed in clothes closets. 11.04.02. 30 Pendant lampholders shall have not less than HEWN Or seven feet ciearanse above the floors over which PEND .AT they are hung. The extension cords shall not be LAMPH©LDERS attached to pendant lampholders. 11.0u.02. 1 If portable lamps, supplied throughflexible cords GUARDB ON 3 cacome in contest with flammable material" the PORTABLE lampholaas shall be equipped with a handle and LAMPS substantial guard. The guard shall be attaohed to the laapholder or to the handle. Similar equipment shall be used to protect portable lamps from breakage. 11.04.02.32 If used on unidentified 2-wire circuits tapped DOUBLE-POLE from the ungrounded conductors of multi-wire SWITCHED circuits" the switching devices of lampholders LAMP HOLDERS of the switched type shall disconneet both ON 230-VOLT conductors of the circuit. CIRCUITS ( See section 11.02.01.07) 11.04.02. 33Rreeptaoles of the screwshell type shall be USE OF installed only for use as laapboldses. 8C1EW..aRELL TYPE 11.04.0204 If a lampholder is sttsihed to a flexible cord, LANPROLDMR the inlet inlet ,shall be *qui with an insulating BUOR ING8 bushing which, if ed shall not be smaller than nominal 1 inch pipe site. The edges of the bushing shall be rounded and all inside fins removed in order to provide a smooth bearing surface for the conductors. %whinge having holes 9/32 inch in diameter are imitable for use with plain pendent cora: and boles 13/32 inch in diameter with reinforced vera. RECEPTACLES 11.04.02.35 Reoeptanles installed for the attachment of sozw.sam portable oords shall be of a tjpe not suitable TYPE for use with sorewshell.base deuces. 11.04.02. 36 Flush receptaoles shall be enclosed in boxes LNCL0:3URE in addition to the insulating enaiosurs of the OF ?LU3R receptaole aeohanism. Flush reoeptaole plates. RECEPTACLES if of metal, shall be not less than 0.04 inch in thickness. 11.04.02.37 Each bath room shall be equipped with at least BATHRO0I one wall receptacle. RECEPTACLES 11.04.02. 3Q Reseptaclee, uninsulated switch toggles, metal RECEPTACLES fixtures, nor pull chain switches shall not IN BATHRROoM be installed in lighting fixtures or medicine FIXTUR1y cabinets of any bath room. 11.04.02. 39 Attaohment plugs and reoeptaoles located in RECEPTACLES floors shall be enclosed in floor boxes approved IN FL00Rg for the purpose. Resaptacle floor boxes in- stalled in a first floor consist* slab above dirt or fill shall be equipped so as to drain through the slab. 11.04.02.40 Eaoh apartment shall be upped with at least RECEPTACLES one iron and one refrigerator outlet. IX APANNEXTS • 11.04.02.41 Reeeptaoles imposed to weather (screened porches RECEPTACLES included) shall be of a vsatherproof typo. EXPOSED TO WEATHER • 11.04.02.42 In duelling occupancies breach circuits which RECEPTACLE supply reo eptaole outlets in kitchen, laund- ray CIRCUITS IN pantry, dining room, and brickbat room, shall not supply other outlets, and such circuits shall have conduo tors not smaller than No. 12. 11.04.02.43taole outlets shall be installed in every 1l,EQnt?ACIA kite n, dining read, breakfast room, living room, QUTLMS parlor library, den, sun room, recreation roma One remptaale outlet shall be provided for every 20 linear feet or major fraction thereof of the total (gross) distance around the room as measured horizontally along the wall at the floor line. The receptacle outlets shall, insofar as practicable, be spaced equal distances apart. At least ego reeeepp axle outlet shall be installed for the sonneetiem of laundry appliamass. 11.04.02.44 R•ceeptaeles shall conform to the following: RECEPTACLE SPECIFICATIONS •01 'where Aequireds rimed reeeptaeles shall be installed where portable cords are used, am sept where the attaehaent of flexible verde by other means is speoificall, permitted. .02 Ratings Receptacles shall have a rating of not less than the rating of the Ioad served. .03 IAterohangeability: Receptacles supplied by circuits of more than 150 volts between eaduotore shall be of such design that attachment plugs used on circuits of other . voltages cannot be inserted in thee. Plug-in connections, or other devices for supplying appliances or lampholders from busways of 20 amperes capacity or less, shall not be interehsi sable with such devices for use on beggars of 1 'spoon)",unless overcurremt protection ratfd et mot exceeding1aaperes 1s provided as an integral ofthe p. is conneetioa or other attaahtasat dee. 11.04.03 L*KP$ General 11.04.03.01 The provisions of this artiole shall apply to SCOPE lamps used on oonstant-potential interior wiring systems and such outside lamps as may be connected thereto. 11.04.03.02 If installed in hazardous locations, the HAZARDOUS provisions of section 11.05.01 shall be LOCATIONS observed. INGANDRSCENT LAWS 11.44. 3.03 Inoandeeoent lamps 'Nutted in show-windows or where LAWS MO liable to oontaot with flammable material shall SROW. QW$ be installed in fixtures equipped with shad's or OR JIZAR guards sr designed to operate at a sate tom- FLANNAME INIA!f'�iIAL �er�t�M MERCURY.,YAPOR LAPPS 11.04.03.04 Thesed metal parts of aaoury-vapor lamps GROUNDING shall e rounded in th rhe mariner specified in section 11 02.22 for . •unding oquipment, if losa$ed within reaoh grounded groundod objects or surfaces. ARO LMIPS 11.04.033.05 Laoh ungrounded conductor of a branch circuit SWITCHING supplying an aro 1 or a series of aro lamps shall be controlled' a switch or manually- spereble circuit or. 11.04.4 .06 Leads that are subject to movement wham aro ARC LAMP lappa are raised or bred Shall consist of LEAS stet some=tore. 11.04.03.0T Ars /amps shall be effectively isolated or GROUNDING guarded aM all exposed metals shall be grounded, ezoopt on grounded units operating at not over 150 volts to ground. Isolation will ordinarily be deemed sufficient Chen a vertical olsaranoe of mit teat is pro- vided from floors or other aooauible places within buildings, or ten feet from f ootra ys outside buildings, and of fifteen feet from roadways. Horizontal clearance from window. porches, and other spaces accessible to the general public should be not less than three fed 11.04.03.0d Resistors and regulators for arc lamps shall REBISTORS be enclosed in nos-combustible oases and treated AND as Bourses of heat. An insandessent lamp shall REGULATORS not be used as a resistor or regulator. Economy and camp easator coils shall be mounted on non- combustible, non-abe©r_ p- - tive insulating supports, such as glass or porcelain, that provide am air space of at least one inch between frame and support. *soh coils shall be treated as sources of heat. 11.04.04 APPLIANCES SC ©1 .04.01 This article Shall apply to elestrisal appliances OPE used in any occupancy. 11.04.04.02 Appliances shall be supplied by a branch circuit BRANCH . of one of the types spe•ified in section 11.08 CIRCUIT 1[otor.cperated appliances shall also conform RfcJIR$KEMTB to the requirements of section 11.04.05. Heating appliances shall be supplied by branch circuits an specified in chapter 11.08 of this code. Motor.operated ap lian*es shall conform to the requirements of 11.04.05. Nee Table No. 15 of Chapter 10 of this code for the demand factors for heating and baking appliances. INSTALLATION 11.04.04.03 Flexible cords used to aonneot heating appliances INSULATION- shall comply with the followings OF CORDS .01 Appliances Over 50 watts* Flexible cords used to connect smoothing irons, or to connect portable electrically-hooted appliances rated at more than 50 watts and which produce temperatures in excess of 1200 (250?) on surfaces with which the cord is liable to be in contact, shall be one of %he types of approved heater Gorda, AFC, AFRO, or AFPD. .02 Other Heating Appliances s All other portable electrically.heated appliances shall be °orf• Heated by one of approved types of cord, $ or 311. . 11.04.04.04 Portable appliances shall be provided with an INULATION adequate dielectric interposed between current- ©Fing parts and thee* external surfaces APPLIANCES which persons can touch, except for toasters, grille or other heating appliances in Which the current-carrying ,i:, its et high. temperature are necessarily exposed. In ,locations where the dielectric is exposed to meohainoal injury, it &hall be suitably protected. 11.04.04.05 Electric heaters of the portable immersion type PORTABLE shall be no constructed and installed that IMMERSION current-parrying parts are effectively insula- HEATERS ted fres ele4trioal contact with the substance in which immersed. The authority enfiroing this code nay sake •xeeption of special appli- cations of apparatus Where suitable precautionary measures are followed. 11.04.04.06 Each electrically-heated appliance that is PROTECTION obviously intended by size, weight and service OF COMBUsTIBLF to be located in a fixed position shall be so MATERIAL placed as to provide ample protection between the appliance and adjacent oombustible material. 7.1.04.04.07 Seth smoothing iron and other portable electri- STANDS FOR pally-heated appliance which is intended to be PORTABLE applied to combustible material shall be equip- APPLIANCES ped with an approved stand, which marbe a separate device or may be a part of the appli- ance. 11.04.O4.08 Occular 'Wale shall be furnished for heating SIGNALS FOR appliances as specified in Chapter 11.06 of BEATING OR this *ode. HEATED APPLI ANCES 11.04.04.09 Metal frames of portable and stationery eleotri- GROUNDING oally.heated applianeee, operating on circuits above 150 volts to ground, shall be grounded in the manger specified in section 11.02.22. 11.04.04.10 in other than residential occupancies the frames GROUNDING of each electrical heats appliance or group OF APPLIANCE of electrically heated appliances shall be FRAMES. grounded. All electrical app lianas used for therapeutics or beauty treatments shell be equipped with polarised plUgs, and r•v•ptaoles of a type that will permit the use of grounding conductors. Such grounding conductors shall be 11.04.:14.11 The grounding of i tor•-driven apppliances•, GROUND $G OF stationery and portable, shall be in MOTOR2DRITEN aeoordanoe with sections 11.04.05. 70 and APPLIANCES 11.04.05.71 of this code. C©NTRt1. AND PROTECTION OF APPLIANCES 11.44.04.12 Each appliance shall be provided with a die- DIsco wdCTING eenneoting means, whioh may be s switch, a MOS separate connector or a Augreoeptacle. For ppliaMes of mere then 1650 watts rating the diseennecting Means shall not be a part of the appliansr , and h 1l sbenneet located as follows: .01 It shall be readily aooessible to the operator of the appliance. .07 In other then dwelling occupancies it shall control only the appliance. .03 In multi-foxily (more than two) dwellings the switch shal be within the apartment, or on the sane floor as the apartment in which the appliance is installed. .04 In two. family dwellings the witch may be outside of the apartment in which the appliance ie installed but shall be readily accessible. This will permit an individual sereioe switch for the apartment to be used, provided it is seseseible to the user of the appliance. .05 In single.fsrnily dwellings the service switch may be used for this purpose. 11.014.04.13 Switches controlling the individual units of UlIT appliances shall not be considered as taking awITCHL8 the place of the Bingle disconnecting means rewired by section 11.0+.04.12 11.04.04.14 If a witch ie used as the diaoonnesting mesas $4iITCHF B TO it rha11 be of the indicting type. BE INDICATING 11.04.04.15 Disoonnecting plugs and connectors shall conform DLn ONNEpT NG to the following: CONNECTORS .01 Disconnect dl Conductors* Shall discon- neot all poles from the live source of energy. .02 Live Parts! Shall be so constructed and installed as to mrd against inadvertent contact with live parts. .03 Interrupting asps i ty s They shall be wicapable of interrupting *arrest the rated t thout hazard to the operator. .04 Interchangeability* Separable connectors and plug connectors shall be so designed that they will not fit into receptacles of lesser current rating. 11.044.04.16 An appliaeoe shall only be soaneeted to a RECEPTACLE reoeptaele, or be controlled by a separable RATING connector, of a rating not less than the rating of the applianoe. 11.04.04.17 If a switch serves as the disoonnecting asses LOCATION OF for a aotor.driven appliance it shall be within LIGCNXECTING sight of the applianceexcept as provided SWITCH in section 11.04.05.59: .04.04.13 Appliances other than mob motor-operated 0V ERCURIENT applianses as are required by section 11.04.05 PROTECTION to have motional overcurrent protection, shall be considered as protected against overcurrent when supplied by ens of the eirouits of section 11.0$ and in ***ordeal.' with the requirements therein specified. 11.04.04.19 Nit more than one portable appliance shall be N UER OF attached by flexible cord to each single reeep• PORTABLE Seale rind in no ease shall portable appliances A?PLIANCEs be connected to pendent' or laapholders. 11.04.04.20 Wherever flexible cord is used with a portable CORDS ©Sliance, its total length shall not be score PORTABLE than six feet unless the use of theportable APPLIANCE'S appliaase is dependent upon a constant charm of location. In such oases the flexible cord of the type 8 or Si shall be used. 11.04.04.21 Flexible cords of a type that do not contain a CORDS ON conductor as in integral part of the FIXED cord 1 not be used on fixed appliances. APPLIANCES 11.04.04. 22 It is recommended that electrically-heated AUTOMATIC sAMthing irons be equipped with an approved THERMAL Calc. temperature-limiting device. TROL FLATIRONS NAMING 11.04.04.23 Iaoh electric Arian,* shall be provided with NUS-PLATS a aamomplute, nngg the maker' s name end the normal rating ots and amperes, or in volts and watts. 11.04.04.24 Individual boating elements which are a part MARKING OF OT an electric app ansa cont lnlnathan BEATING ono hen element shell 'soh bo legibly ELEMENTS marked with normal rating in volts and aspires, or in volts and watts. 11.04.05 MOTORS AND CONTR€d.LLt3 111.04.05.01 It is intended that the following general pro- OVIERAL visions shall cover all provisions for motors sad controllers which do not properly fall into the other divisions of this artiole. 11.04.05.02 In locations where dust or flying material will OVERHEATING collect on or in motors in ouch quantities as FROM DUST to seriously interfere with the ventilation or ACCUMULATIONS cooling of motors, and thereby cause dangerous temperatures, suitable types of enclosed motors which will not overheat undo, therevailing conditions, shell be used. Especially severe conditions may require the use of enclosed pipit ddust-tight�rc�s properly tod motors, or ventilated r in separato source of clean air. 11.04.05.03 A motor shall be provided with a name-plate IDENTIFICATION which shall give the maker'$ name, the rating OF MOTORS in volts and amperes including those of the secondary if a rvun •rotor type of motor the normal full load speed and the interval during which it can operate at full load starti cold, . before reaching its rated temperature. The tine interval shall bo 5 , 15.. 30, or 60 minutes, or continuous. For alternating current motors rated at 1/2 horsepower or larger, except polyphase and woundmrotor motors, the nano-plate , shall be masked with a code letter to show its input in kilovolt-amperes with looked rotor, selected from the table given in 'motion 11.09.20.03. The code letter indicting iotvr input with looked rotor suet be in an individual block on the name-plate, properly identified. 11.04.055.04 A controller shall be marked with the esker's IL+ENTIFIOATION hams or identification a/abol the voltage, CJs' Gp1 Tk OLLEAS the wrest or horsepower rating, and suoh other data as ms be needed to properly indicate the motors for which it is suit!ble. 11.04.©5.05 Terminals of motors and controllers shall be ID ?IF G I0N suitably identified as by ming or color, OF where aeeeeeary to indleate the proper connect. T'V": INALd ions. 11.04.05.06 Motes shall be provided with suitable drip DRIP F 3ans if required by the authority enforcing pans code. 11.04.45.07 Outtable g«urds or enclosures shall be provided MLOSURES to protect exposed current.• er ing parte of motors and the insulation of motor leads where installed dldec tly under equipment, or in other locations where driiiping oil, rater, or other inigrious liquid may occur, unless the motor is designed for the existing conditions. 3I Z S OF CoN)ucTona f101 MOTOR CIRCUITS 11.04.05.06 It is the intent of the following provisions ao-�NERAL to epevtt7 sizes of conductors capable of carrying the motor current without overheating under the conditions specified. 11.04.05.09 Hranuh'.circuita conductors sypplyiog an indi- IN<IVIUUAL vicuel motor shall have a carrying • aoity MOTOR not less than 125 per cent of the motor full- load current rating; provided, that conductors for motors used for short-tiro, intermittent, periodic or varying duty, may have a carrying capacity not less than the percentage of the motor name-plate current rating as shown In the taliwing table, unless authority enforving this code grants special permission for conductors of smaller sire. Piroentages of Name-Plate Current Rating 15-- 30 & 6o Con.. Classification 5 Minute Minute Minute Unmans of Serviso Rating Rating Rating Rating ghort..?ime Duty operating valves, raising or lower- ing rolls110 120 150 . . . . . Intermittent Duty, Freight Is passenger elevators, shop cranes, tool heads, pumps, drawbridges, turn. tabl a e,et o 55 65 90 144 Periodic Duty Heists, rolls, ore and coal-habdling machines . . . . . . 110 110 150 200 or lower at the discretion of the authorities enforcing these regulations. the oonduotori between stationery motors, rated 1/3 H•p. or less, and the separate terminal enclosures permitted in subparagraph 11.04.05.72.02, may be smaller than Ro.14 but not smaller than No. 111provided they have current-carrying capacity as specified above. The sire of the conductor ealoulated on the basis of 125 pow cent of the motor full-load current for the mere usual motor ratings. 11.04.05.10 The conductors connecting the secondary of a WOUND-ROTOR rte-rotor AC motor to its controller shall 5fC©NDARI have a carrying capacity which is not less than 125 percent of the full load secondary Durrant of the motor. 11.04.05.11 Conduoters supplying two or more motors shall CONDUCTORS have a currant. ing capacity of not lees 4UPPLYIMG than 125 per centofof the full-load current SVE AL rating of the highest rated motor in the group MOTORS plus the sum of the full-load current rating of the remainder of the motors in the group. 11.04.05.12 Conductors supplying a motor load and in COMBINATION addition a lighting or .pli�ro load as LOAD computed from section 11.02.09 and other applicable seotions, shall have a current. Corry , capacity sufficient for the lighting or ,, , ' ,e load plus tri*. required capacity for tq motor load determined in accordance with section 11.04.05.11, Or, for a single motor, in accordance with ;motion 11.04.05.09. 11.04.05.13 When a reduced heating of the conductor DEMAND results from motors operating on duty-cycle, FACTOR intermittently, or from all motors not opera- ting at one time, the mmthority enforcing this oode may grant permission for feeder conductors to be of apity less than specified in section 11.05.11 and 11.04.05.12; provided the conductor is of sufficient carrying-capacity for the maxims load deter. mined by the sixes and number of motors supplied and the character of their loads and duties. MOTOR OVERCURRENT PROTECTION 11.04.05.14 The following provisions specify overourrent GENERAL devices intended to protect the motors, the actor•contrel apparatus, and the branch:cirouit oonduotors against excessive heating due to motor overloads. 11.04.05.15 Continuous duty motors shall be protected CONTINUOIn against overcurrent as follows; DUTY MOTORS .01 More Than One fforsepower; Continuous duty motors rated more than one horsepower shall have running overcurrent protection nota greater than 125 percent of the full-load current rating of the motor. The overourrent protection for a motor not exceeding 5 horsepower, especially ded and used as a part of approved refrigeration equipment, may exceed 125 percent but shall not exceed 140 percent of the rated current of the motor. .02 Ono Horsepower or Less - Mamuaily Started; Rotors of one horsepvwe or less which are manually started and which are intik location within sight of the operator, shall be con- e Adored as protected against overourrent by the overourrent defls• protecting the conductors of the branch circuit, any such motor which is Ina location out of 'tot of the operator shall be protected am specified in h .03 for Mat©aatioallr-started motors. .03 i/$ to Qae *SreeapeVer - /Wttoaatically- Startedt Motors or 1/$ to one horse- power inclusive which are started auto- matieally shall be considered as protected against overourrent under any of the following conditions$ .01 If provided with overourrent protection not greater than 140 sraent of the full-load current rat of the motor. The overourrent protea vs device shall have sufficient time delay to pest the rotor to start and accelerate its lead. Sections 11.04.05.17 and 11.04+.05.18 does not apply to these motors. .02 over.et due to overloas which failure to start. This result may be secured by windings having a sufficiently high �te�oee to prevent overheating of an approved protective device which is an integral part of the motor. .03 If part of an approved assembly which does not normally subject the motor to overloads and Mich is also ('quipped with other safety controls such as the safety ©oabstiion)con- trols of a domestic) oil bur which protect the motor against dam- age due to stalled rotor current. Where suchrow itive pdi.o+sqted eApt thes used it shall name-plate of the assenbly Where it will be visible after installation. .04 Less Than 1/d Horsepower • Automatically started. Motors of less than 1/d horse- power, automatically Whined, shall be considered as protected against over- current by the overourrent device pro- tecting the conductors of the branch circuit. .05 wound-Rotor Seooh0aries. The secondary circuits of wound..rotor alternating current motors, in lulling conductors, controllers, rosister• etc. shall be considered as protected against over- current by the motor-running overourrent devics. 11.04.455.16 A motor used for a condition of service which INTERMITTENT is inherently short time, intermittent, periodic, AND SIMILAR or verging duty (as illustrated by the table in DUTY section 11.04.05.09) is considered agaproteoted against overourrent by the branch-circuit overourrent device. 11.04.05.17 Where the vales specified for motor-running SELECTION overourrent protection do not correspond to OF SIZE OF the standard sizes or ratings of fuses, air- PROTECTIVE oult-breakers, thermal cutouts, or thermal DEVICE relays, or the heating elements of thermal-trip motor switches, the next larger size or rating may be used, but not esoeeding 150 percent of the full..load current rating of the motor. 11.04.05.1g Motor running overourrent protection may be AUNTINO shunted or cutout of oiiusit during the starting DURING period of a motor, provided the divide by which the STARTING oversurrent protection is shunted or cut out can- PERIOD not be left in the starting position, and the motor shall be considered as protected against overourrent during the starting period if fuses or time-delay circuit-breakers rated or set at sot over 400 percent of the full-load current of the motor, are so located in the circuit as to be operative during the starting period of the motor. 11.44.05.19 If fuses are used for motor-running protection, FUSES, IN a fuse shall be inserted in each ungrounded WHICH CON- conductor. DUCTOR 11.04. 05. 20 If devices other than fuses ark used for DEVICES OTHER motor—running protection, the following THAN FUSES_ table shall govern the minimum allowable IN WHICH number and location of overcurrent units CONDUCTOR such as trip coils , relays, or thermal cutouts. It is reeommended that all ungrounded con-- -- ductors be opened if devices capable of accomplishing this are available. l caber and location of oyer-oureent units, such as trip coils, re- lays or thermal cutouts Kind of Motor Supply Sys$S* 1-phhse A.C. or 2-wire, 1-p 5$ A.C. or . in either oonduot- •C. D.a., ungrounded or t.phase A.C. or 2-wire, 1-phase A.C. or I in ungrounded D.C. D.C. , one conductor conductor grounded 1.•phase A.C. or 3-wise, 1-phase A.C. or l in either unground- D.C. D.C. , grounded.neutral ed conductor 2- phase A.C. 3-wire, 2-phase A.C. , 2, one in each phase ungrounded 2-phase A.C. 4-wire, 2-phase A.C. , 2, one per phase in grounded or ungrounded ungrounded con- duotorc 2-phase, A.C. 5' • 2..►phase A.C. , 2, one per phase in grounded neutral or any ungrounded Winded phase wire 3"Ansa A.C. 3-wire, � t se A.C. , 2, inne any 2 cou.c- u 3-phase A.C. 3.0 wins, 3-phase A.C. one 2, in ungrounded conductor grstsd conductors 3 as A.C. 3-wire, 3-phase A.C. , 2 in any 2 oondua- grounded-neutral tore 3-phase, A.C. 4•• 3-phase A.C. 2 in any 2 conductors grounwiro,ded-neutral or except the neutral ungrounded 11.04.05.21 Notor .running protective devices, other than NUMBER OF fuses or thermal cutouts, shall simultaneously CONDUCTORS disoonneot a sufficient number of ungrounded DISCONNECTED conduotore to interrupt current flow to the ax OVERDUB- motor. RENT DEVICE 11.04.05,.22 A motor controller may also serve as the running MOTOR CONTROLLER overourrent devise if the number of over. AS RUNNING current units complies with the foregoing PROTECTION section 11.04.05.20; and if these overcurrent units are operative In both the starting and running position in the vase of n D.C. motor, and in the running position in the case of an A.C. motor. 11.04.05. 23 Thermal cutouts, thermal relays, and other THERMAL devices for motor running protection which CUTOUTSAND are not capable of opening short-oirouits, shall RELAYS be protected b fuses or circuit-breakers of sot over b tips the rating of the motor for which they aro designed, unless approved for group installation, and marked to indicate the sasimus size of fuse by which they must be protected. 11.04.05.24 Motor-running overourrent devises other than RATING OF fuses shall have a. rating of at least 115 PRtOTECTIVEereemt of the full load current rating of DEVICE the motor. MOTOR BRANCH CIRCUIT OYERCURT PROTECTION LL.04.05.25 The following provisions specify overourrent GENERAL devices intended to protect the motor-branch- circuit conductors, themotor control apparatus, and the motors against ~current due to short-oiroults OP grounds. They are in addition to or amendatory of the provisions of section 11.02.17. 11.04.05.26 The motor-branch--circuit overcurrent device .RATING OR shall be capable of carrying the starting SETTING FOR current of the motor; provided that where the. INDIVIDUAL overcurrent protection is not, sufficient for MOTORS the starting current of the stator, it may be tnereassd, but shall in no ease exceed 'too percent of the motor rill-load current. 11.04.05.27 ?vo or more rotors may be connected to the EVERAL MOTORS same branoh circuit under the collo=.Yin ;- ON ONE BRANCH conditions; CInUIT .01 Two or mars motors, each protected by a thermal u tout or other motor-running overcurrent device approved for group installation, and also equipped with controllers approved for installation, as be connected to the same branch circuit, provided the branch circuit isrotected by fuss *1 a rating equal to that spool- fled poo -fied in section 11.04.05.26 for the lacst motor connected to the circuit, pins an amount equal to the aum of the full-load current ratings of the other m d eters connected to the circuit; and *Ise provided the branch circuit fuse is not er than allowed by section 11.04.05.23 for the thermal cutout or relay protecting the smallest motor in the group. 11.04.05.28 Hotor-branch-circult overcurrent protection COMBINED OVER. and motor-running overcurrent protection may CUR ENT PRO_ be combined in a single overourrent device Tb:CTI©N it the rating or setting of the device pro- vides the running evereurrent protection specified in section 11.04.05.15 11.04.05.29 If fuses are used for motor branch-.circuit FUSES IN overcurrent protection, a fuse ah4,11 be placed WHICH CONDUC.. in each ungrounded conductor. TOR 11.04.05. 0 If tevioes other than fuses are used as motor. 13:YICE a OTHER branch..cir©uit overourrent protection, they THAN FUER _ shall open all ungrounded conductors and IN WHICH shall be equipped with overourrent units. CONDUCTOR 11.04.0 .31 if fuses are used for motor-branch-circuit CAPACITi OF overourrent protection, the fuseholders shell FU$l:HOLDER not be of a smaller sine than required to aocommodate the frees ossified by section 11.04.05.26; except that when the conditions of maintenance and supervision provide that sppropriate fuses for the starting character. Lotto, Of the motor will be continually avail- able, fuseholders of smaller size than 'peel- fled by section 11.04.05.26 may be used. 1144.05. 32 (4roult-bres1cere for motor-branch .circuit RATING of protection Oral have a continuous current CIRCUIT. rating of not less than 115 peroent of the aR4A4gR full-load current ratings of the motors. 11.04.05.33 If the location of a tap to the feeder oonduo- FEEDER TAPS tors is not accessible, the motor-branoh-cirouit IN INACCESSIBLE overourrent device miy be placed where it will LOCATION be assessible, provided the conductors between the t and the overeurrent device have the same currem log capacity as the feeder; or provided they have a current-carrying eapacity of at least 1/3 that of the feeder and are not more than 25 feet long SM are protected from meehanioal injury. MOTOR.FEEDER OVIRCURBENT MUCTION 11.04.0544 The following provisions specify overcurrent GENERAL devices intended to protect feeder oonductors supplying motors against overourrents due to abort-circuits or grounds. 11.04.05.35 A feeder which supplies motors shall be pray- RATING OR did with overourrent protection which shall not SETTING . be greater than the largest rating or setting MOTOR LOAD of the branch-circuit protective device, for any motor of the group plus the sum of the !Un- load currents of the other motors of the group. If two or more motors of equal horsepower rating are the largest in the group, one of these motors should be considered as the largest for the above cal eulations. It two or more motors of a group muet be ~WI simultaneously, it may be necessary to install larger feeder conductors and correspondingly larger ratings or settings of feeder over. current protection. 11.04.05.36 If a feeder supplies a motor load, and in RATING OR addition a lighting or a lighting and applianoe SETTING - load, the feeder overcurrent protective device POWER AND may have a rating or setting sufficient to LIGHT LOADS carry the lighting or the lighting and appli- ance lost as determined in accordance with sections 11.02.02 and 11.0249, plus, for a single peter, the rating permitted by section 11.011.03 and, for twO or mere motors, the rating permitted by section 11.04.05.35. • REMOU CONTROL clficUIT 11.04.05. 37 The following devi tions from the general GENERAL requirements in this code are intended to provide for the peculiar oonditions govern- ing remote-control circuits. 11.04.0 . Conductors of control circuits f of remote- OVcRC t c 4: controlled equipment shall be protected against PROTECTION overcurrent in accordance with section 11.0'.17.02, par rapg .05, except that such conductors shall be considered as being proper- ly pprotectedby the branch-cirouat overourrent devices under any one of the following con- ditions. .01 If the rating or setting of the branch- circuit overcurrent device is not more than 500 percent of the carrying capacity of the control-circuit conductors. .02 If the controlled device and the point of control (start and stop buttons, pressure twitch, thermostatic switch, etc. ) are both located on the same machine and the control circuit does not extend beyond the machine. .03 If the venal* of the control circuit would create a hazard; as for example, the control circuit of fire-pump meters, and the like. 11.04.05.39 Where damage to a remote-control circuit would MECHANICAL oolistitilto a hazard, all conductors of such PROTECTION OF remote-.antral circuit shall be installed in CONDUCTOR conduit or be otherwise suitably protected from mechanical injury outside the control device itself. 11.04.05.40 Control circuits shall be so arranged that SWITCHING they will be disconnected from all source of supply when the disconnecting means specified in section 11.04.05.56 1e in the open position, except when a separate switch is used for the control circuit. If a transformer or other device is used to obtain a reduced voltage for control circuits, such transformer or other device shall be connected to the load side of the disconnecting means. MOTOR CONTROLLERS 11.04.05.41 For the purpose of this article, the term GENERAL "controller' includes amy switch or devise normally used to start and stop the motor. The following provisions are intended to ***quire suitable oontrollers for all motors. 11.04.055.42 Haab controller shall be tapable of starting SUITABILITY and stopping the motor whioh it controls end for an alternatinj.ourrent motor shall be savable of interrupting the stalled-rotor current of the motor. 11.04.05.43 The controller shall have a horsepower rating, RATING which shall not be lower than the horsepower rating of the motor, except as follows: .01 Stationary Motor of 10 Horsepower or Less: For a stationary motor rated at 1/S horse- power or less, that is normally left running and is so oonstrud e d that it can.. not be damaged by overload or failure to start, such as clock motors and the like, the branch-circuit overourrent device my serve as the controller. .02 Stationary motor of 2 Horsepower or Less* For a stationary motor rated at 2 horse- power or less, and 300 sults or less, be a the controller may general-use switch having an ampere rating at least twice the full-load current rating of the motor. .03 Portable Motor of 1/4 Horsepower or Looms For a portable motor rated at 1/4 horse- pOwear or less, the controller may be an attachment plug and receptacle. .04 Circuit-Breaker as Controller: A branch.. oirouit-type circuit-breaker, rated in amperes only, may be used as a eon- troller. when this circuit-breaker is also used for avercurrent protection, it shall conform to the appropriate provisions of this article governing overourrent protection. 11.04.05.44 Except when it serves also as a disconnect- NEED NOT ing means (see section 11.04.05.57), the OPEN ALL controller need not open all conductors CONDUCTORS to the motor. 11.04.05.45 ono pole of the controller may be pl ac ed in IN GROUNDED a permanently grounded conductor provided CONDUCTORS the controller is so designed that the pole in the grounded conductor cannot be opened without simultaneously opening all conductors of the oirouit. 11.04 .05.46 A motor and its driven maohinery shall be IN SIGHT OF within sight of the point from mtsiah the MOTOR motor is controlled, unless one of the following conditions is somplied with: .01 The controller or its disoionaesting means is capable of being looted in the open position. .02 A manually-operable switch, which will prevent the starting of the motor, is pl1asad within eight of the motor location. This switch may be placed in the remote- control circuit of a remote-control type of switch. .03ecial permission is given by the author- ity enforcing this code. .04 As otherwise specified in mitten 11.05.01 of this Bode. 11.04.05.47 Taah motor shall be provided with an indivi- tiUtBER OP dual controller, except that for motors of MOTORS SERVED 600 volts or less a single oontrolier may BY EACH CON. serve a group of motors under any one of the TROLLER following conditions: .01 If a number of motors drive several parts of a single aaohins or piece of apparatus swish as metal and wood-working mashines, cranes, hoists, and similar apparatus. .02 It a group of motors is under the pro- teotion of one overourrent devioe as permitted in paragraph .01 of section 11.00.05.27. .03 If a group of motors is located in a single room within sight of the con- troll er. .01 If a nuiber o 'Store drive several parts of a simmer within* or piece of apparatus; such as metal and wood.. rking machines. cranes, hoists, and similar apparatus. .02 If a group of motors is under the protection of ens overaurrent devise as permitted in paragraph .01 of section 11.04.05.27. .03 It a group of motors is located in a single roma within sight of the controller. 11.04.05.4$ Adjustable-speed motors, if controlled by means ADJUSTABLE.'.. of field regulation, shall be so equipped and SPEED connected that they wast be started under MOTORS wakened field, unless the motor is designed for such starting. 11.04.05.49 Kashines of the following types shall be pro. SPEED Tided with speed limiting derives, unless the &IMITATION inherent eharaoteriatios of the machines, the system, sr the load and the aesbaniosi connec- tion thereto, are such as to safely limit the speed, or unless $he machine is always under the manual control of a qualified operator. .01 Separately-exciteddirect-current motors. .02 aeries motors. .03 Motor..generators and convertors which onn be driven at excessive speed from the direct-current end, as by a reversal of current or decrease in load. 11.04.05.50 The rating of a combination fumeholder and FUbEHOLLER switch used as motor.oOntroller shall be RATING *soh that the fuseholder will a000aaeodate the size of the fuse specified. DISC4:ti XTING MEANS 11.04.05.51 The following provisions specify disconnecting GENERAL means for motors and controllers capable of disconnecting them from the circuit. 1111.014.©5 .52 The disoonneoting means shall be a motor circuit switch, rated in horsepower, or a circuit-bresher, DISCONNECTING exoept as follovsi NSASS .01 1/8 Horsepower or Less: For stationary motors of 1/$ horsepower or less the branch-circuit overourrent device may serve as the disconnecting means. .02 Two Horsepower or Less: For stationary actors rated at two horsepower or less and 300 volts or less, the disoonneoting means may be a general-use switch having an ampere ratimg at least twiss the full- load current of the motor. .03 Weeding 50 Horsepower: Per stationary motors rated at more than 50 horsepower. the disconnecting sans may be a motor circuit switch also rated in amperes, a general-use switch, or an isolating switch. It is recommended that isolating switches for motors exceeding 50 horsepower, .04 Portable Motors: For portable motors an ` attaohmeat plug and receptacle may 'serve as the disconnecting means. 11.04.05.53 The disconnecting sans shall have a carrying CARRYING capacity of at least 115 perosnt of the name- CAPACITY plate earrent rating of the motor. 11.04.05.54 One pole of the disoonneoting moans may be GROUND= pissed in a permanently groundedeonduotar if CONDUCTORS the disconnecting means is so designed that the pole in the conductor cannot be opened without si taneously disconnecting all con- ductors of the circuit. 11.04.05.55 The disconnecting means shall plainly indicate TO BE whether it is in the open or closed position. INDICATING 11.0 +.© the disconnecting means shall disconnect both TO DISCO EC? the motor and the oontroller from all ungrounded BOTH MOTOR supply conductors. The disconnecting weans may AND CONTROLLER be in the same enclosure with the controller. 11.0 4.05. 57 A switch or circuit-breaker ooaplyinl with the sWITCM OR provisions of section 11.04.05. 3 say serve CIRCUIT.. as both €ontrolleer and disconnecting means it BREAKER AS it opens all ungrounded conductors to the motor, BOTH ON.. is protected by an overvurrent device (which TCL.LZR AND may be * set of fuses) which opens all ungrounded ; I CoNNECTINC conductors to the switch or circuit-breaker. MEANS and is of one of the following types: .01 An air-break switch, operable directly by applying the hand to a lever or handle. .02 A circuit .breskor operable directly by applying the hand to a lever or handle. .03 An oil switch used on a circuit whose rating does not exceed boo volts or 100 amperes, or on a circuit esoeoding this capacityif under expert supervision and by specia permission. The oil switch or oireul .breaker specified above may be both power and manually operable If power operable, provision should be made to look it in the open position. The overaurrint device protecting the core- troller may to part at the controller assembly or may be separate. Avemp easator type of controller is not included above and will require a spparate disconnecting Sema. 11.04.05.54 If an installation consists of a single motor, 5 VICE they service switch may serve as the disoonneot- SWITCH AND Lag means, provided it oonfores to the require DISCONNECTING meats of this article, and is within sight of MEANS the controller. 11.0 4.05.59 The disconnecting means shall be located within IN . IDHT OF sight of the controller or be arranged to be CONTHOLL711 looked in the open position. 11.04.05. • Each motor shall be proviced with individual MOTORS SA kD disconnecting means. The diRconneoting means 8Y A UNCLE serving a •up of motors dual have a rating DI3C0NNECTING not less is required by seotion 11.04.05.52 M :ANS for a single motor "Mose rating ovals the f of the hero: or moots of all the motors of the group. .01 If a number of motors drive several parts of a single aasbia0 or pi000 of ties such as metal and rood-working aaSie, cranes and hoists. .02 If a group of motors is under the pro- tection of one sot of overcurrent devices as permitted by paragraph .01 of section 11.04.05.27. .03 It a group of motors is in a cit le room within sight of the disconnecting means. REQUIREMENTS FO} €GVHR 600 V0LTs 11.04.05.61 The following provisions minimise the additional GENERAL hazard due to the use of high voltage. They are in addition to or seepdatory of the other pro- visions of this artiste. Other requirements for circuits and equipment operating at more than 600 volts are in section 11.07.02. 11.04.05.62 Rotors operating at more than 7500 volts between MORE THAN conductors Shall be installed in fire-resistive 7500 VOLTS motor rooms. 11.04.05.63Runningoverourrent protection fora motor of MOTOR E. over 600 volts shall consist either of a circuit-- CURRENT PRO.. breaker, or of overcurrent units integral with TECTI©N the eontroiler which shall simultaneously Open all ungrouMsd conductors to the motor. Thea overourrent &Mice shall have a setting as specified irlsswhere in this article for motor- running protection. 11.04.05.64 Motor branch circuits end feeders of more than CIRCUIT 600 volts shall be protected against overcurrent OVERCURRENT by circuit-breakers or fuses, with a setting or PROTECTION rating as specified for this purpose elsewhere in this artiole. fuses shall be otl.tilled or other suitable types and shall only be used. on circuits not exceeding 2500 volts to ground with the fuses rated at not more than 300 amperes or not sxseeding 7500 volts and 100 amperes. Fuses shall have a rating suffioiant for the voltage employed and for the current which must be interrupted. 11.04.05. The circuit-breaker or the fuser specified in DISCONNECT NG section 11.04.05.64 shall oonetitute the die- )(SANS connecting means. PROTECTION OF LIVE PARTS .. ALL VOLTAGES 11.04.05.66 The following provisions specify that live GENERAL parts shall be protected in a manner judged adequate to the hazard involved. 11.04.05.67 Exposed live parts of motors and controllers MERE op era ting at 50 volts or more between terminals, REQUIRED except for stationary moire having coag tators, collectors aSd brush rigging located inside of motor end breatote anL not oonduotively connect- ed to supply circuits operating at more than 150 volts to ground, shall be guarded against aacidastal contact by enclosure, or by location as fallen; .01 By installation in a room or enclosure whioh is accessible only to qualified persons; .02 by installation on a suitable balcony, gallery or platform, so elevated and *manioc. as to exolude unqualified persons; .03 By elevation $ feet or more above the floor; .04 8o that it will be protsetsd by a rail when the motor operates at ••• volts or less. 11.014.05.68 If the live parts of motors or controllers GUARDS FOR *pmt at more than 150 volts to ground ATTENDANTS are ed against accidental contact oat by loos ion senior;as speitied in seion 11.0 .05.67, and it adjustment or other attendance nay be neoeasary during the operation or the apparatus. suitable insulating mats or platforms ll be provided so that the attendant await readily touch live parts unless standing as tete mats or platforms. Where asoeasary, steps and handrails should be installed on or about large machines to afford safe aoeess to parts which must be a zamined or adjusted during operation. GROUNDING 1).O . .5 .69 The following provisions specify the grounding of doter and controller frames to prevent a potential above ground in the event of accident- al oontrct between live parts and frames. Insulation, isolation, or guarding are suitable alternatives for motors under certain conditions. 11.0k.0� mes Q The frown of stationary motors sh=y .1 be grounded STATION by one of the following methods; KOTORB .01 By raceway continuity. .02 By an individual grounding conductor attached to a grates ground. .03being securely fastened to a member of the metal frame of a. building. .04 b7 an individual grounding conductor atteoh- ed to an approved driven ground or eliotrode. 11.04.05.71 The frames of portable motors which operate et PORTABLE more than 150 volts to ground shall be guarded MOTORS or grounded. see sub- )aragraph .03 of foliation 11.O'.25.05 on grounding of portable appliances in other than residential occupancies. It is recommended that the traces of motors which operate at less than 150 volts to ground be grounded if this can be readily a000mpished. See sub—paragraph .02 of section 11.02.20.08 for color of grounding oondu/ctor. Portable motor driven eguipmentof a type that will alloy a physical contact with its metal free or metal parts attached thereto, shall be supplied through a polarised receptacle or switch that will permit of the use of a ground. ing conductor. Buell grounding conductor shall be attached to the motel frame of the motor drives equipment and to the grounding medium of the circuit supplying such equipment, or by other approved methods set forth in section 11.04.05.70 for groundi5g stationary motors. 11.©"x.05.72 Controller oases, except those attached to un. CONTAOLLZRe grounded ,portable equipment and oreept the lined covers of snap switches, shall be grounded regardless of voltage. 11.04.05.73 Grounding where required shall be done in the MOD OF manner specified in section 11.02.22. GROUNDING .01 Grounding Through Terminal Housings: It the wiring to fixed motors is in armored cable or metal raceways, Junction boxes to house motor terminals shall be provided. These housings shall be of they ample sins shalloo befstsAtia metal properly make ncnoon- struotion, and the armor of the cable or the metal raceways shall be connected to than in Oho manner specified in section 11.02.22. .02 rotors of 1/3 Horsepower: For a motor of 1/3 horsepower or smaller, theunc tion box required by eub-paragraph .01 may be separated from the motor not more than six feet, provided the lards to the motor are arnored enable or armored cord, or are enclosed in flexible or rigid conduit or electrical metallic tubing not smaller than 3/4 inch electrical trade size, the armor or raceway being connected both to the motor and to the box. 11.0'+.06 UNKRATORS 11.04.06.01 Generators shall be located in dry pinoes. LOCATION Generators installed in hazardous locations as described in section 11.05.01, or in other locations as dee©ribeed in section e 11.05.02, 11.05.03, and 11.05.04, ehall ales simply with the provisions of those articles. It s reaomi ended that waterproof covers be provided for use in emergency. 11.04.06.02 1aeh generator shall b= provided with a name- IOETIJ'I©ATIO$ plate giving the maker's voce, the rating in kilowatts or kilo-volt.amperes, •the normal volts and amperes corresponding to the rating, and the re1►olutions per minute. 11 04.06.03 Generators shall be provided with suitable DRIP PANS drip pans if required by the authority enforcing this code. 11.04.06.04 Constant-potential generators, except alter.- OVEROURR ENT noting-current generators and their exciters, FriOTE0TION shall be proteoted from excessive current by circuit-breakers or fuses. .01 Two.'ire Generators: Two-wire, direct- current genera tars may have overourrent protection in one Oonduetor only it the over- current devioe is actuated by the entire currentenerated. except that in the shunt field. The overeurrent devioe shell not open the shunt field. .02 65 Volts or Less: Generators operating at 65 volts or less end driven by individual motors shall be considered as protected by the overourresst devise protecting the motor if these devises will operate when the generators are delivering not more than 150 percent of their full-load rated current. .03 Ualaaoer 411is: Two-wire, direct-current generators used in conjunction with balancer sets t• obtain neutrals for 3 . tre systems shall be equipped with overourrent devises which will disconnect the wire system in the ease of excessive unb'aancing of voltages. .04 3-Wire, )ireot-Current Generators; Three wire, direoti-current generators, whether compound or shunt wouad, shall be equipped with overourrent devises, one in omoh armature lead, and so connected as to be actuated by the entire current from the armature. such overourrent devices shall consist either of a double-pole, double- coil circuit-breaker, or of ale circuit-breaker connected in the main and equalizer leads and tripped by two over- current devices, one in eaoh armature lead. such protective devices shall be so inter- locked that no one pole can be opened with- out simultaneously disooeulecting both leads of the acture from the system. 11,04.06.05 The oon4uotors from the generator terminals to Silt OF supplied equipment shall have a carrying sips. CONDUCTORS oi not ] us than 115 peroont of the nano plate current rating. neutral conductors shall be the sons also as the condaotore of the out. side legs. 11.04.06.06 Live ports of generators of more than 150 volts it0TECTI0N to ground shall not be exposed to aocidental OF LIU contn.ot if acoossible to unqualified persons. FARn. 11.04.06.07 where necessary for the satiny of attendants GUARDS FOP% the provisions of ' tion 11.04,05.64 shall A TTENDNNT be complied with. 11.0446,08 If e generetor operates at a terminal voltage WOUNDING in excess of 150 volts to ground, the from* or shall be grounded in the manner speoifled La WAYRATOk siesion 11.o1.22. If the framo is not grounded. it shall be permanently and offootively insuls• ted from the ground. 11.04.07 TRAN4r0RWRS AND THANaFORKER VAULTS 11.04.07.01 T$11 irtiolm shall apply to the installation APPLICATION of transformers of all voltages, except as follows: .01 Hazardous Locations: transformers in hasrirdous locations, which shall oomply with the provisions of this article, except as modified in section 11.05.51. .02 Signaling: Transformer* pp.rsttn$ at a primnry voltage not ezoeding 250 volts and used t'or bell ringing or other signal or control purposes. .03 Signs rtnd Outline Lighting: Transformers used for signs and outline lighting. _ which shall comply with section 11.06.01. .04 X.hey end Hiph.Frequonoy: Transformers used for x.R.,1 or High.Freouencz, which shall comply with section U.0 .05. .05 apeSSal Transformers: special air-cooled transformers constituting a component part of other apparatus and conforming with the requirements for such apparatus or devises. .06 Current Transformers: Current transformers used for metering or for protective relays. .07 Control-Circuit Transformers: control-oir» suit transformers, furnished , with control equipment, which conform to the require- mints for the equ*pment which they control. 11.04474Transformers operating at mono than 604 volts IN 4fNh AT in generating stations and sub-stations shall STATIONS AND amply with the followings .01 LMntient They shall be so located that fire and awoke trim burning insulation or oil will be unlikely to do damage. .02 Air-Blast Transformers: Aix -blast transform- ers mould be isolated. Ducts for air blast shall be non-combustible construction. .03 Oil• mmersed Transformers; Oil immersed transformers shld be placed in vaults complying with motions 11.04.07.10 to 11.04.07.17, unless in a sub-station building used for no other purpose. 11.04.Q7.03 In buildings other the generating stations and 1X OTHER sub-stations, transformers, except potential BUILDINGS Instrument transformers, shall comply with the ALL VOLTAGES followings .01 Air.Cooled Transformers: Transformers whose windings are cooled by exposure to the air shall have a separation of at least 12 inches from Membustiblo material, anises separated therefrom by a barrier of moon. bustible h at-insulating material, or unless of rating not ascending 600 volts and completely enclosed except for ventilate. ing openings. An sir spies of at least six inches shall be left between transform- ers and between *soh transformer and adja- cent surfseas, except the surfsee upon whish it is hunted. .02 Liquid That Will not Burn: A transformer immersed in an approved liquid that will net burn and rated in excess of 25 kva shall be fished with a pressure-relief vent. If installed in a poorly ventilated place inside of a building; it shall *leo amply with one of the following owing conditional .01 It shall be furnished with a means for absorbing any Eases generated by arcing inside the mums or .02 The pros:ours-relief vent shall be ©onneetei to a chimney or flue which will calif such poses outside the building. .03 Liquit That Will Duras Transformers moved in a liquid that will burs shall be installed in a vault conforming to sections il.0 .07.103 to 11.04.07.17 inclusive, ezoept by special permission as follows: .01 transformers rated Mr.not more than 644 volts and 10 kva ma be installed without a vault on a building or room of other than fire-resistive construct- ion, if there is no oambustible materi- al in the vioinity of the transformer. .02 Transformers rated at not more than 600 volts and not more than 25kts in any one unit, or not more than 75kva total rating, may be installed with. out a vault in a building or room of fire-resistive construction and con- taining no other combustible material in the visinity of the transformer, it surrounded by concrete curbs not less than six inches high forming a basin of euftloient capacity to retain all the liquid used in the transformers. 11.04.07.04 In buildings other than generating stations, IN Call'a transformers operating at more than 600 volts, BUILDING , eco t potential instrument transformers, shall ASIN4 ooay with section 11.04.07.03 and also with 600 VOLTS the followings .01 b,/ tpesial Permissions They shall be installed only by special permission. .02 Locations They shall be located where the supply conductors enter the building or as near to this point as practicable. .03 inolosures Transformers immersed in a liquid that will burn shall comply with paragraph .03 of *Wien 11.04.07.03. Other transformers shall be installed so as to provide mechanicalroteotion, venti- lation, and iaaosessibility to unauthori- aed persons. If exoe 15,000 volts between terminals they shall be installed only in a vault oont to sections 11.04.07.10 to 11.047 inclusive. .04 INFM0411 ROOMS In slestric furnace rooms transformers immersed in a liquid that • �wii�ll buil, with total rating not exceeding with installed.03.0of :motion 11.04.07.03 11. . 0 .0 ?raaatass rs attached to the exterior of a ATTAC;,� ► TO building or in immediate proximity thereto shall OR ADJACENT be so legated as not to interiero with the TO BUILDING raising of lire ladders= shall be at toast four teat from fixe moves and outside stair- ways; and shall comply with the following; .01 Liquid That Will Burns It immersed in a liquid that will burn, they shall be placed against a blank wall of masonry or reinforced concrete. They shall not be dirsotly under say combustible eaves or oortcioes. It is resasasslaod that wall openings within ten feet be protected by standard doors or shutters. Under some oirouoetsnoea openings distant more than ten test should, be proteotld. .02 Liquids That Will Not Burns If immersed in a liquid that will not burn, than shall be an air space of at least sit inches betwemn the transformer vase and any adjacent combustible material. .03 Under A sidewalks If transformers immersed in a liquid that will burn are placed under a sidewalk in front of a building they shall be located in a vault complying with emotions 11.04.07.10 to 11.04.07.17 inclusive. 11,04.07.06 A transformer installed on the roof of a MOUNTED ON building shall comply with the followings ROOFS .01 Liquid That will Burns If the transformer is immersed in a liquid that will burn, it shall be installed in a vault. .02 Liquid That Will Net Burns A transformer immersed in a liquid that will not burn shall be mounted well away from doors. It located:* that leaking liquid sight reach a window er door, it shall be meemttet en a metal pan or concrete basin lard engh to retain the Auld. 11.04.07.07 If transformers are 10-sated outdoors, the OUTDOOR transformers, switches and other apparatus TRANSFORMERS shall oorply with the followings .01 They shall not be aeoessible to unauthori- sed persons. .01 They shall be so planed u not to inter- fere with firemen. .03 They shall be isolated with respect to combustibility, window exposure, and nature of occupancy of sdjaoent building.. .04 Unlessisolated by elevation they shall be surrounded by an enclosure, grounded if of motel, and placarded with a warning sign which indicates the highest voltage involved. .05 If transformers are immersed in a liquid that will burn, drains for overflowing liquid Shall not come in close proximity to combustible structures or materials. 11.04.07.04 Transformers in which a part of the turns are AUTO common to both primary and secondary alternating, TRANSFORKERS current circuits, ordinarily known as auto- transformers, maybe eonseoted to an interior , ririmg astern onunder one of the following estanoesi .01 Identified Wire in Both Systems: The system supplied contains an identified grounded conductor which is solidly connected to a similar identified grounded conductor of the systel supplying the auto-transform, or. .02 Induction Motor Controls The auto-trans- termer uto-transtermer is used for starting or contrail- U an induction motor and may be inoladed in a starter case or instilled as a separate unit. .03 In Apparatus$ The auto-transformerplies a circuit whollywithin apparatus whit also contains the auto-transformer. .04 Voltage Adjustment The auto-trensformer is used for fixed voltage adjustment on an existing power circuit having no identified grounded conductor. .05 Theater pi merst The auto-transformer is installed in accordance with section 11.05.03.10. 11.04.07.09 Potential instrument transformers whose primaries POTENTIAL operate at more than 5000 volts between conductors INSTRUMENT shall oomply with the requirements of seotion TRAN SFORKER8 11.07.0.2.14. VAULTS 11.04.07.10 TreasfOrmer vaults shall be located at the point LOCATION of *trams of the service conductors into the building of as near the• point as preetiosble. They shall be located so they can be ventilated to the outside air without the use of ducts, Wherever amok an arrangement is practicable. The iartallation of transformer vaults within building' other than sub or generating stations, whose floor is below gradelevel shall be by special permission of the Chief Building Inspector 11.04.07.11 Vaults shall be of such design that an air space DK;aIGN _ of not less than six inches is provided onn AIR ACE every Lid* of a transformer. 11.0 4.07.12 The walls and root of vaults shall consist of coNsmu TIos reinforced concrete not loss than six rhes in thickness or of brick not less than eight lashes in thickness, or of loadbearing hollow tile not less than trelvo inches in thickness coated on the inside with cement plaster; except that if the total transformer capacity so enclosed is not more than 100 kYs, reinforced concrete four inches thick may be employed. where practicable the outside walls of the building if of standard vault oonstrevtion, should form one of the walls of the vault. The vault shall have a floor of concrete at beast four inches ma. 11.04.07.13 leading from the vault into the D00RWAY8 bending Shall aemply with the following: .01 Type of Door: kob doorway shall be provided with a tight-fitting door of a type approved for openings in Class A situations as defined. in 1939 ti ition of the National Nosrd of Vire Underwriters for Froteotion of Openings in Walls and Partitions Against Pim The authority enforcing this code may sequin such a door on each aide of the wall if conditions warrant. .0? Sills: A door sill of sufficient height to confine within the vault the oil from the largest transformer shall bo pro be , vided and in no ease shall the height less than four inches. .03 Looks: Entrance doors shall be equipped with looks, and doors shall be kept looked gooses being allowed only to authorised persons. It spring or other autonatio locks are used, they shall be so arranged that they may be readily and quickly opened from the inside. 11.04.07.14 The Vault shall be ventilated as follows: VENTILATION .01 Limiting Tepporaturel The ventilation shall be snob as will prevent the develop- sent of roes temperatures In excess of those prescribed by Standard No.13 of the Aseriean Institute of Electrical Engineers (1 edition). Ventilating openings should be proportioned to the kvs capacity of the transformer and be so looatod as to facilitate air movement. In the ease of vaults ventilateddirectly to the outside air by natural ventilation without the use of ducts, ventilating outlets having a combined arra of not lees than one square foot shall be pro- vided for transformers of 50 kva or miler. For insulations larger than 50 kva, the ares shall be not less than three square inches per kva of transformer capacity. .02 Damer - 'Where }tekuredt Ventilating openings not connected to chimneys or flues or directly o outside air shall be provided with autotaatio dampers made of metal of thickneee not less than No.10 USS gnuge. .03 Louvers: Openings for illumination or ventilation shall be protested by louvers, or by substantial fixed mescreams with meth not larger than inch, and shall be so constructed that snow or rein will not ranch wiring or epparaatuc of other than weatherproof construction. .04 Looation of Ventilation Openings Openings for vault ventilation to the outside air shall be located as tar away as ppreotisable from doors, window,, and flammable material. 11.04.07.15 The vault shall be provided with a drain whioh DRAINAGE will (tarry off any accumulation of oil and water that may collect in the vault. Floor and drain shall have a pitch of not less than 1/4 inch per foot. It Vaults containing transformers having a total oapacity of 100 Iva or less, the drain may be omitted if the enclosure is so constructed as to retain all the oil used within the vault. otos in transformer vaults shell nit dt eh-rgs into any City sower assail. the use of dry wells of proper capacity is 11.0 44!_7.16 Pipes for water, steam, gas, suers, or other 4AVAP1PES purposes, and suoh acoeseoriss as faucets and AND OTHER sprinkler heads end ducts for ventilatingother ACCE ORIF S parts of the building, should not be insalled in trknstormer vaults. Where conditions are such that the presence of thus pipes gannet be entirely avoided, they shall be so located •r so protected by non-flammable waterproof barriers as to prevent any leakage or moisture from condensation reaching high-voltage wiring or apparatus, and such pipes shall be installed without valves or traps within the vault. 11.04.07.17 *aterials shall not be stored in tranatormer STORAGE IN vaults. VAULTS OVERCUABENT PROTECTION ;1.04.07.1d If 1oeuated inside building, each trenaformer 600 VOLTS OR or bank of transformers *pirating as a unit, except LESS instrument transformers, shall be separately protected on the primaryside by an automatic overeurrent device ratedor set at not more than 200 percent of the full-load current rating of the transformer or bank of transform.. ors. Potential instrument transformers ssad be proteatsd in the primary circuit by fuses rated at not more than 5 amperes. 11.04.077.19 Overcurrent protection for transformers of more EXCEEDING than 600 volts, other than instrument trans- doo VOLTS farmers, shall comply with seotien 11.07.02. Potential instrument transformers should be proteeted in the primary circuit rated at not more than two $. fulls It is recommended that on extsrmal !resistor be pissed in series with the primary winding of a potential instrument transformer of high volt- age rating in order to limit the possible short circuit current to a value which can safely be interrupted by a fuse. GrBG=I0 11.04.07.20 Transformer oases shall be grounded in the GROUNDING manner prescribed in section 11.02.22. .01 Switchboard Instrument Transformers* Cases or frames of transformers used exolusively to supply current to switoh- board instruments or protective rel*ys, if they are installed end guarded as re uired for the maximum potegtial at which they operate. .02 Transformers on Polest Transformers mounted en wooden poles et a height of more than sight feet from the ground. .03 Grounding of Seoandar7 $quipsent; #ithin a Transformer Vaults All wond- ary equipment leafing or existing within a transformer vault shall be grounded to a driven ground electrode located within the vault. 3uah grounding shall conform to Service Equipment Chart A of this code. GUARDING 11.04.07.21 It unqualified persons have assess, all live Guarding parts of transformers which are connected to circuits of more than 600 volts between eon- duotors shall be enclosed or isolated as provided in eeotion 11.47.4''.24 CONSTRUCTION 11.44.07.22 *soh transformer shall be provided with a NAXL TE name-plate giving the bakers s name, rating In kilo-volt-apperes. primary and secondary voltage ratings, lregmefey, and liquid capacity (if of the liquid immersed type) in gallons. If to be immersed in * liquid that will not burn, the liquid shall be specified. ll.04,4 .23 The oanstruotion of an air-cooled transformer AIA.CQCna shall be such that if mounted on a plane TRANaORMERS surface the casing will make contact with such surfsoe only at the points of support, providing elsewhere an air-space of at least 1/4 Inch between easing; and surface. The enclosure of an air-cooled (nastural draft) transformer shall be made of non.-eoabustible, moisture-resistant material. CHAPTER V .._ "P CIAL OCCUPANCIES CIES ]1Q5.dl HAZARIX)J ? LOCATIONS 11.05.©1.01 r'quiptuent used in hazardous lo©ationa is ;COP test“1 nocordinn to classes of hazardous vapor or gnu and air, or duet and air atmosphere as follows= Claes I, Group A, Atmoapheres containing asetem1e Class I, Group a, Atmospheres containing hydrggen or pees or vapors of equivalent hasara such as manufactured gas; Class I, °romp C, Atmospheres containing ethyl ether vapor; Glass I, Group A, Atmospheres oontnining gasoline, petroleum, A�tha, alcohols, aostone, lacquer solvent vapors, and natural Cis 11, Group F, Atmospheres containing motal dust; Glass II, Croup r, Atepospheres oontinireg carbon black, coal or coke duet; Class II, Group G, Atmospheres contn.ining grain dust. Tha ,provisions of this articleonly to ]Nation in Which the authority this *ado judges the ,w crates and wiring to be subject to the oo . ions indicated by the following classifications. It theappa- ratus eyed wiring care ins t} l1ed in rooms or slstions of the building In which Lha ppaa tic- ular hasaA.rdoms conditions do not prevail, such wiring and apparatus may be of the typo approved for such locations. For garspa 'ase• section 11.05.02. tor reoommendations for protection against static electricity hazards, refer to the Standards of the National Fire Protection Association on this subject. 11.05.01.02 The intent of this article is to require SPECIAL a form of oonstruotion of equipment and of PRECAUTION installation that will insure sate perform.. amse under conditions of properimso and maintenance. It therefore, is assumed that inspeotion authorities and niers will exercise more than ordinary care with regard to installation pm" maint!nace. 11.05.01.03 Class I loaati ,no tire these in whioh flammable CLQ I - volatils liquids, { « flammablegases, CL `i: IFICATIONS mixtures er other 7 f1nmmsblesubetnnoes are menufavture1, us ., handled, or stored in ether than their ori ina1 containers. This class Nay include such bastions as some parte of the cleaning and dzy.dysing plants, pyraslyn plastic manufacturing plants, spray painting establishments, flammable-gas pleats, varnish-manufacturing plants, distilleries,reotitylatg and blending pplans producing whisker and other alcohalio beverage liquors, plants producing industrial alcohol, and establishments or indu€tries involving similes hazardous processes or conditions. 11.©S.01.04 Class II locations are those in which (1) GLASS II - combustible dust is thrown or is likely to CLABI?I©A. be thrown, into suspension in the air in ?IONS sufficient quantities to produce explosive mixtures, or t:') those where it le impracti- cable to prevent such aosbus on duet from collecting in such quentitiee on or in motors, lays orotht,r electrical devices that they are likely to beoome overheated because normal radiation is prevented. This class may include such locations as some parts of flour mills, feed mills. groin sieve- tors, starch plants, sugar, cocoa and. aoal- pulverising plants, and •stablishments or industries involving hazardous processes or conditions. 11.05.01.05 Class III locations are these in wbtoh easily CLASS III ignitible fibers or materials producing com- CLASIIfI_ bustible flyinys are handled, manufactured CATIONS or used, and which are hazardous through such fibers or flying' collecting on or being ignited by arcing conteots, resistors, lamps or similar apparatus. This class may include locations such as same parts of cotton and other textile mills, oembuetible. fibre manufacturing pl nt, , cotton gins, clothing mpnufmcturing pp 1 ntE, cotton- seed mills, woodworking plants rena establish- ments or industries involving similar hazardous proce8aes or conditions. 11.05.01.06 class IV locations are those in which easily Q► CLfY ignitible coabustible fibers ars stored or CLASbIFL. handled (except in roma where in process of CATIONS ■antegaeture) and which are ha ardour through such fibers being ignited by arsine contacts, e, resistors, lamps, or stellar apparatus. This class my include loestions such its ware.. houses in which are stored or handled combustible fibers such as cotton (including cotton linters and cotton mato), sisal or hempen, istle, Jit!, hasp, 'tow, cocoa fiber, oakum, baled waste, kapok, anish moss, excelsior, and other similarly rsattly ignitible fibers, CLEC;, I - IN8TAL ,ATION 11.05.01.07 In locations judged to be as desorlbed for Canfn& Claes I the following provisions shall be observed. 11.05.01.0d Transformers and caPaoitors containing a. liquid TF N F0PJOi t$ that will burn, if located within buildings, AND shall be installed In a reinforced conorete CAPACITORS vault fionf©rming to sacstiona 11.0 .07.10 to 11.04.07.17, inclusive. The vault shall be provided with ample ventilation to remove hazardous vapors, and with explosion relief ducts. All reqs and ducts shall be or re- inforeed concrete and shall extend to a sari 1ooation outside the building. T are shall be no opening fres the vault to the interior of the baildi a section 11.04.07. It is recommended t that transformers and oapoai- tors be located outaide of the building proper, and when so plaaed shall be f f r enough away from explosive Wee sad vapors that a burajet would not ignite than. The latter principle is epplioable to loading docks and tr a. rpm'. Txaasformors and capacitors cont' inine a liquid that will not burn may be (1) located. within The hasardaas area provided they are encloses in e xplosion proof enolosures, or (2) installed so as, in effect,t, to be removed from the hazard- ous location as by a room or vault of arc. construction, with unpierood walls or partitions to exclude the entrance of hazardous vapors, and provided with ample ventil r tion to outride air. i 11.05.01.09 No service equipmet switchboard or panel- SERVICE t board shall be instilled unless of a type EQUIPMENT, approved for use in explosive atmospheres. PAR• L BARDS AND sWITOS. BOARDS 11.05•01.10 Rigid conduit with threaded explosion-proof WIRING Joints and explosionsproof fittings shall be k E"Fidp S employed as the type of wiring. .01 flexible Connection= Where neoessary to employ flexible ooaneotions, as at motor terminals, a flexible fitting of the explosion-proof type nay be used. .02 Sealings All conduit runs shall be soiled off in an approved manner (1) viers conduit terminate in an enclosure as at motor terminals. switch boxes and the like; (2) wherever a conduit leads from a haprdous to a non-haaardous location; and within two feet of terminals and Junotio* boxes to which conduit runs four i size or larger are oonneoted. Soils shall be made by use of approved seali fittings (unless the enclosure isprovided with an approved means for sealing) and a sealing compound approved for the purpose which is not attested by the surrounding atmosphere or liquids, and which hap a melting point of not less than 930 t 200r). sealing compound shall have a thickness of not leas than 5/8 inch. In locating seals, due consideration shall be givens to the possibility, due to condensation or other onuses, the conduit system Shall be so arranged that water rill esllsot in an explosionoproof sump which may be drained periodically. Splices shall not be made in fittings intended only for sealing purposes nor shall Ober fitting in which splines are made be tilled with. compound. .03 Threaded Couplings; Joint', in rigid conduit made with threaded couplings shall have at least five full thleads engaged. 11.0 .01.11 Circuit-breakers shall be of a type approved OVERCURRENT for use in explosive atmospheres. Fuser shall DEvIC 1:;3 not be installed unless mounted within implo- sion-proof enclosures. The cutout bases and their enclosures shall be Approved as unit devioes for use in explosive atmospheres. 11.0".01.12 Motors and generators shall be of types approved ROTORS AND for use in explosive atmospheres. GENERATORS 11.055.01.13 Devises or apparatus, such as motor controllers, CONTROLLERS thermal cutouts, sritahess relays, the switches AND and oo*taotors of auto-transformer starters, REsI TANCE reeistanse or impedance devices, Whiahb tend DEVICES to create arcs, sparks, or high temperatures, shall not be installed unless each devices or apparatus art of a type approved for use in explosive atmospheres. It is r000mmended that motor controllers be of the its-control typo vuith the gain oontaotors located at a point ire the hazard- ous conditions of this glass do not prevail. Auxiliary control push buttons or switches of a type approved for use in explosive atmos- phoebes say then be plased in the most convent- out locations. 11.05.01.14 Elootrio hosting appliances shall be of a type HEATING approved for the particular location. APPLIANCES 11.05.41.15 Switohss controlling lighting circuits shall LIGHTING be of a type approved for use in explosive SWITCHES atmospheres. 11.05.01.16 Lamps in fixed position shall be enclosed in LIGHTING a moaner approved forosive atmospheres, FIXTURES ami[ Abell be properly protested by substantial metal guards or other seams where imposed to breakage. Lamps shall not be of theendent type unless supported by and supplied through gels of rigid conduit or flexible connectors approved for explosive atmospheres. If rubber- covered oonduotors ere *sed, they shall have insulation not less than 3/64 inch thick, Rigidly mounted fixtures shall be strongly supported. 11.05.01.17 Sufficient general illumination shall be POPTATA4 provided by fixed lighting units to LAMPS eliminate so tar as possible, need for portable Leap.. If portablb lamps are neoossary theyshall be enclosed in a manner Approved for eap •sin atmospheres and shall be protected against breaakage by approved types of guards. dsrs for portable lamps shall be of ▪epi' iedwooaposition or other ap .iroved material and of the keyless type with no exposed metal parts. 11.05.01.18 If neeeesary to use por able lames or portable FLEXIBLE applianSes, flexible cord designed for hard CORDsuch as Type 5 shall be used. Suoh • flexible cord shall contain one extra insulated eopduotor to tors a grounding connection for metal lamp guards, motor frames, and all other expelled metal portions of portable lamps and appliances. The outer covering of the grounding conductor shall be finished to show a green color. Portable oords connected direct to supply con- duotors shall be securely supported so that the probability of a. break in the oonduotors at this point will be minimised. 11.055.01.l Receptacles and attaehaent plugs shall be so RECEPTACLEb connected as a part of a unit device with an AMD explosion••ppsof interlocking switch that the ATTACHMENT l cannot be removed while the switch is PLUGS in the "on" position, or approved devices in which the circuit is broken in an explosion- proof enclosure shall be used. Such receptacles and plugs shall be of the polarised t e whioh provides a connection for the conduc- tor of the portable type. 11.05.01.20 No motor, lamps, or 1 ,.ting fixture of any type SPRAT shall be located wi f 'peer booths, in von- BOOTH'S tiloting auats connected therewith, nor in Any location where there is a_possibility of the spray lodging upon them. The auxiliaries of mercury-vapor lams shall be located at least ten feet from 'prey- booth working fsoee. Motors in spray-painting establishments that are located outside of painspray booths and yen- Mating ducts and are judged by the authority entering this cede to be outside of the hazard- *us area may be of-Any standard totally-enclosed type or of the open induction type having no brushes, make-and-break contRots, col'etors, or other arcing or sparking parts. 11.0a'.01. 21 The omposed non-currant.oarrying metal parts GROUgDING of equipment such as :tames or metal exteriors Of motors, fixed or portable lamps or appli- eases, fixtures, cabinets, oases, and conduit Shall be grounded as provided in section 11.02.22 of this code. The lock-nut bushing and the double-locknut types of contact shall not be depended upon for bonding purposes, but bonding jumpers with proper fittings or other approved means shall be used. 11.05.01.22 There shall be no exposed live parts. LIVE PARTS 1141401.23 All equipment of signalling and communication SIGNAL AID systems irrespestive of voltage, including bells COMMUNICATION horns siren*, relays, push buttons and the like, SYSTEMS shall of a trim approved for use in explosive atmospheres. All wiring shall be installed in aeserdenee with seotion 11,05.01.10 of this *ode. CLAW II . INaALLATION 11.05.01. 24 Where conditions are judged to be as described GENERAL for Glass 11, the following provations shall be observed. 11.05.01. 25 Transform/re and capacitors containing a liquid TRANaORMERS that will burn, if boated within buildings, AND shall be installed in a reinforced concrete CAPACITORs vault conforming to sections 11.04.07.10 to .11.04.07.17, inclusive. The vault shall be provided with air 000libitareente and pressure. relief openings of non-combustible construction extended to the outside of the building. Any openings into the building Shall be protected by double standard tire doers. See section 11.04.07. It is spoked that transformers and capacitors be boosted Outside the building proper and in such maser that they and their combustible supports are at least ten feet horizontally from any exposed combustible parts or unprotected openings of all buildings. Transformers and capacitors contnining a liquid that will notnburn lay be located within the hazardous area provided they sre4W duettight construction with dusttight terminal enolosures, or are enclosed in dusttight firs resistive rooms. such transformers shall be equipped with pressure relief devises. 11.05.:01. 26 In locations where lightning distrubanoes are SURGE prevalent, power services shall be suitably PROTECTION protected against high-voltage surges. This protection shall include suitable lightning arresters, interconnection of all grounds, and surge-protective eepaoitors. 11.05.01.27 Service equipment, panelboards, or switch- SERVICE boards shall not be placed in these locations E. UIPMF.NT - unless it is irpraotioabl• to locate this also- DAN:x BOARDS mere. If platted in these locations all live a parts shall be enclosed in dusttight metal 3WITC(3OARDS eases or cabinets with provision for external operation only, or shall be placed in separate rooms built of or lined with substantial non- combustible materials sonatruoted so as to adequately ;Prelude dust and having self-closing doors. 11.03!'.01.26 Overeurrent devises, whether fuses or circuit- OYERlUAREIfT breakers, placed in locations of this class DEVICES Shall be enclosed in dusttight metal cabinets or oases, or shall be pplAced in separate rooms built or lined with substantial non-combustible materials, conslruoted so as to exclude dust and saving self-closing doors. 11.05.01.29 Rigid conduit with threaded Joints shall be wIRIN0 wiring method sployed. METHOD .01 !Flexible Connections; It is necessary to spploy flexible connections, as at motor terminale, s short length of Flexible steel conduit may be need. .02 Fittings: Conduit boxes and other fittings used in locations where dusts are of an electrically conducting nature shell be of the dusttight type. 11.65.01.30 xeters and generators shall comply with the *0T© 's following; AND G :N RATORB .01 Brush Type; v sere explosive dusty etmo pheres are lit ely to be present, as in 1) of section 11.05.01.04, motors or generat- ors having brushes or sliding aontaots inclosed in substantial dusttight housings, or shall be of totals,.-snolosed or totally enclosed-fan-cooled, or totally-enolosed pipe-ventilated type, or shall be en- closed in separate rooms or housings built of or lined with substantial non-combus- tible materials. constructed so as to adequately exolusde dust and properly ven- tilated from a source of clean air. It is reeo+ssuseded that all motors installed LA dusty legations be of the enclosed type or enclosed in rooms such as described. .02 there Excessive Dust Ss Presents where it is impraotissble to prevent combustible dust from **nesting in dangerous quantities on or in motors and generators, as in (2) of Section 11.05.01.04, ,all motors and generators shall be of the totally-enclosed, totally-enolosed fan-aooled,orrtotally-en closed pipe-ventilated type, or sh*1 . be enclosed in separate rooms or housings built of or limed with substantial noon- ooabuetible materials, constructed so as to adequately *collide dust and properly ventilated from a source of clean air. .03 Ventilating Pipingi If motors andenerators of the pipe-ventilated type are used, or if they are enclosed in rooms or housings the vent pipes shall extend to the outside of the building to a source of clean air. The vent pipes shall be of metal, sub- stantially constructed and with each section attached to the next by riveting, welding or ether approved. methods. The outer ends of vent pipes shall be suitably careened to prevent the entrance of aaiamle or birds. If motors or generators are intended to be moved on their bases, a slip or universal joint, tight enough to prevent the entrance of dust, shall be provided in the vent pipes .04 Aluminum Bronx* Powder Plantes motors and generators regardless of type, in plants producing aluminum bronze pourer shall pre- ferably re-ferably be placed outside the dust-miking buildings, but If within such buildings they shall be of a type approved for such locations. ii 0 1.31 Devises or apparatus, such as motor controllers, av til cutouts, twitches, rebs, switches and EQUIPMENT ooataetors of autotransformer starters, resist- __ anee and impedanoe devises, which tend to Greats arcs, sparks or high temperatures, if installed in loos ions of this sloes shall be enclosed within dusttight eases or cabinets or be of the dusttight type, and be so designed that the device asy be operated without opening the cabinet or case. At is reosmmended that motor control devices be of the remote-oontrol type with main oontactors located in separate rooms or aoutpartments built of or lined with substantial nor eslhstible material so constr sted as to exclude dust, flyings or line. The remote-oontrol push buttons oh switches may then be placed in the most convenient locations. 11.Q .Q1.32 Eleotrio heating appliances shall be of a type ELECTRIC approved for dusty atmospheres. HEATING 11.055.01. Sufficient general illumination shall be provided ILLUMINATION by fixed units to eliminate so far as possible any need for portable lamps. .01, Lighting Fixtures* Lamps in fixed position- shall be enclosed in a manner approved for excluding dust , and where exposed to meehan- teal injury, shall be protected by substan- tial guards. Rem fixtures used as pea.- dants shall be supported by conduit hangers or chains. If rubber-covered conductors are used, the_yy shall have insulation not less than 3/64 mob thick. Lampholders shall be of the keyless type. If light is required for the interior of bins, hoppers, elevators, conveyers, and similar equipment or oonstruotion, it is recommended that such light shall, if practicable be supplied by lamps enclosed in dusttight globes properly proteoted against mechanical injury and mounted flush in the walls or floors of the equip- ment or construction. No wiring or fixtures should be permitted inside of bins, hoppers, elevators or conveyors. .02 Portable Laapss Portable lamps shall be enclosed in dusttight globes properly pro tootedbysubstantial metal or other approved types of Lampholders for portable lamps shall be of molded composition or other roved material and of the keyless type wi no exposed metal parts. 11.05.01.34 If neosssary to use portable lamps or portable +gaplianoes, flexible cord approved for hard usage, C©Ras FOR such as Type $, shall be used. Such a flexible PORTA .a3 cord shall contain one extra insulated conductor, which shall be properly oonneoted to form a grounding c©nneetlon for metal lamp guardds motor frames, and all other exposed metal portions of such portable lamps and applianoes. The outer covering of the grounding conductor shall be fihithed to show a green color. Cords oannsstsd directly to supply conductors shall be securely supported so that the probability of a break in the conductors at this point will be minimised. 11.0 .01. Reoeptaeles and attachment plugs shall be so RECEPTACLES connected as a part of a unit device with a AND dusttight intens switch that the plug ATTACHMENT cannot be removed while the switch is in the PLUGS "on" position, or an approved device in which the circuit is broken in a dusttight enclosure shall be used. Such reeeptaeles and plugs shall be of the polarised type which provide a connes- tion for the grounding conductor of the portable cord. 11.055.01.36 The exposed non-current..oarryinl metal parts of GROUNDING equipment such as the frames or metal exteriors METAL PARTS of motors, fixed or portable lamps or appliances, lighting fixtures, cabinets cases and conduit, shall be grounded as specified in section 11.02.22 of this mode. The lecknut-buiihing and double. lockout types es of contest shall not be depended uuppon for bonding purposes, but bonding jumpers with proper fittings or oher approved means shall be used. If flexible oonduit is used as permitted in section 11.05.01.29, bonding jumpers with proper fittings shall be provided around such flexible oit. 11.05.01.37 There shall be no exposed live parts. LIVE PARTS CLASS III AND IV INSTALLATION 11,05.01. 38 In locations judged to be an described for GziftRAL Classes III and IV, the following provisions shall be observed. 11.05.01. 39 Transformers and capacitors containing a liquid TRANSFORMERS that will burn, if located within buildings, shall AND be Installed in a reinforced concrete vault CAPACITORS conforming to sections 11.04.06.10 and 11.04.06.17 inclusive. The vault shall be pro- vided with air cooling vents and pressure-relief openings of non-combustible construction extended to the outside of the building. Any openings into the building shall be protected by double standard fire doors. See section 11.04.07. It is recommended that transfe m►ers and capacitors be located outside the building proper and in such a manner that they endtheir combustible supports are et least ten feet horizontally from any exposed combustible parts or unprotected openings of all buildings. Transformers and ospa.citors containing a liquid that will not burn may be located within the hazardous area provided they are of dusttight construction with dusttight terminal enclosures, or are enclosed in dusttight fire-resistive rooms. such transformers shall be equipped with pressure relief devices. 11.055.01.40 Service equipment, penelbonrds, or switchboards SERVICE shall not be placed in these locations unless EQJJIPM :NT, it is impracticable to locate them elsewhere. If P ANELBOARD3 Weed in these locations all live parts shall be IND enclosed in dusttight metal cases or cabinets SWITCHBOARDS with provision for external operation only, or shall be pieced in separate rooms built of or libed with subbtantial non-combustible materials constructed so as to exclude flyings or lint, and having self-closing doors. 11.05.01. 41 Overourr•nt devices, whether fuses or circuit- OVERCURRENT breakers, placed in locations of this class shall DEVICES be enclosed in dusttight metal cabinets or oases, or shall be placed in separate rooms built of or lied witn substnntial non-combustible materials constructed so as to exclude flyings or lint, and having self-closing doors. 11.4 .01.42 Rigid conduit with threaded Joints shall be ArItiINO the type of wiring siOlored In all Class III a .TB40 locations and in any sections of Class IV locations where c©sprassis or other asehinsry is losated. Lacknuta and bushings may be used at boxes and ©chinos provided bonding Is In acoordat a with seotitn 11.05.01,52 of this code. .01 flexible Connectlone$ If it is nooses.. ary to employ flexible connections, as at motor termites, a short length of flexible stool conduit may be used. It is reaommonded that pilot lights be installed on the outside of storage rooms to indicate when the *errant in the room is "on" or "off". 11.45.01.4,! Motors and generators Shall sly with the k0TQ following: AND G IUATClei .01 motors and Generator* in Class III looationst Where it is isprnotieable to prevent lint and flyings from collecting in dangerous quantittds on or in motors or generators, as in cotton gins or the seod *leaning and linter rooms of cotton seed oil mills, all rotors and genera- tors shall be of the total ly--enolossd. totally.enolosed fsnweeolod, or totally- Inclosed otall - Inclosed p s.bs*tilat gape, or Shall be enclosed in separate rooms or housings b ilt of or limed with substantial non. combustible materials so eonstruoted as to exclude lint or flying* and be properly ventilated from a sours* Of Sloan air. the in locations of this class, if hours or generate rs having brushes or Sliding contests are used, they shall: .01 1$e of the totally-onolosed, totally- enclosed fan.000led, or totally-en- cloud ptps..vecttil*tWd type; of .02 Be enolosid is sOprate rooms or housings as specified above; or .03 Have brushes or slid!ng contacts enalosord in substantial tight metal housings. .Qa tors and Generators in Clams IV Looationst Motors and generators shall be of the totally-enclosed totally-eoalosed fan- sossed, or tiotally.eneleeedpLpesiventilated type, or shall be enelosed in separate rooms or housings built of or lined with substantial non.combustible materials, and se constructed as to exeluds flyings or lint and be properly ventilated from a sours. of deem air. .03 Ventilating Pipings It motors and generators of the pipo.ventilatod type are used, or if they are enalossd in rooms or housings, the vont pipes shall extend to the outside of the building to a source of mean air. The vent pipes shell be of metal, substan- tlall1,y� constructed and with eacsection attasbed to the west by rivetin g, welding or other asppproved •sthsds. The outer end of the vent pipes shall be screened to pre- vent the entrance of animals or birds. If motors or generators ars intended to be moved on their bases, a slip or universal Joint, tight enough te prevent the entrance of flyings or lint, shall be provided in the vent pipes. 11.0541.44 Devises or apparatus, sash as motor controllers, CONTROL thermal outouts, switches, relays, switches Z JIPUNT and oontastors of auto-transformer starters, and resistance and imodenoa devices which tend to create arms, sparks or high temperatures, if installed in locations of these olessss shall be enclosed within dusttight oases or **billets or be of he dusttight type, and so des _,. . that the device may be operated without op , the kabinet or ease or be pleated in sepsis a rooms built ,of or lined with substan- tial non-oosbmstible materials constructs& so as to exclude flyings or lint and having closing Enclosingoases shall be so builtdirest that ignition of s or lint by dit MAN'S with the case, t r in normal operation or in event of an raoident, is avoided. 11.D .©1.45 Electric heating plianeos shall be of a type ELECTRIC approved for use where oMbustible tlyinga and HEATING lint are pressed. 11.4 .41.46 guffielont general illumination shall be pro- ILLUMINATION eitst by fixed units to eliminate es far as possible any need for portable lamps. .01 Lighting Fixtures: where there is a possibility of lint or flyings collecting on lamps in fixed positions, the 1am- holders and lamps shell be enclosed in dusttight fixtures so designed that in the event of a burnout of the lam-, or lamp- holder no spark or hot metal can escape from the enclosure. When exposed to meobanieal injury, a substantial metal or other approved t of guard shen be provided to prevent . wpm shall not be d the pendent type unless supported by and supplied through hangers of rigid oonduit or other metal tubing of equivalent thickness. Llders shall be of the key]... type and1 be wired with wire not less than No.1 4gauge in such a manner that no oonduoters will be exposed. .02 Portable Lamps: Portable lamps shall be enclosed in dusttight globes properly protested by substantial metal or other approved types of guards. Lespholders for portable leaps l be et mended compo- sition or other approved material and of the keyless type with no exposed metal parts. 11.4 01.47 If neesary to use portable lamps or portable CORDS saFoR sppltaas s, flexible cord approved for hard PORTABLES Y gef such as8, shall be used. Such a flexible cord) all contain one extra in- sulated eoaduotor, which shall be properly oeameetet to form a grounding oonneotion for metal lamp guards, motor frames, and all other exposed me portions of such portable lamps and appliamees. Cords eon eoted directly to supply ooimduuotore shall be securely supported se that the probability of a break in the oemduotore at this point will be minimised. The outer covering of the grounding conductor shell be finished to sour a preen color. 11.05.01.4$ Receptacles and attaotmaent plugs shall be of RECEPTAZ,t4 as approved type which confines any aro by ASD means of a dusttight enclosure. auoh reoep- A??AQg#[ER? tastes and plugs shall be of the polarised PLUGS type that provides a connection for the ground- ing oonduotor of the flexible cord. It is reoommended that ettashment plugs and reoeptaeles be so connected as a part of a unit devise wi th a dusttight interlocking switch, that the plug cannot be inserted or removed while the switch is in the "on" position 11.05.01.49 Electric cranes may be installed under the ELECTRIC following conditions. fleetric cranes operating CRA$E9 over combustible fibers shall not be operated on a system with a grounded conductor. Feeders for aleotrio cranes shall be furnished with a recordingland detector, and protected by a re whiohwill automatically open the fdeder circuit-breaker in the event of the insulation of the system falling below 1000 ohms, Bare oonduotors for cranes operating in rooms used for storage of combustible fibers, shall be protested by barriers so arranged as to prevent any *soap* of sparks or hot particles, and the moving current collectors shall be se desired es to minimtseat sliding eontaots. It is here the distance of travel permits, current to the orals* be supplied througTypo 8 flexible conductors equipped with approved type of reel or take-up Movies. 11.05.01.50 Electric trucks used in Class IV locations .ECTRIC shall have wheels equipped with rubber tires TRUCKS or made of nonwoonduoting material. X'leotric trucks shall have their batteries charged only in rooms meeting the requirements of the follow- ing section. 11.05.01. 1 Storage-batts.y charging equipment shall be STORAOL.MTERX located in separate rooms -built of or lined CHARGING with substantial non-combustible materials EQUIPMENT so eonstru©ted as to adequately exclude flyings or lint, and shall be well ventilated. 11.05.01.52 The exposed non-ourrent-carrying metal parts GROUNDING of equipment such as the frames or metal exteriors of motors, fixed or.portable lasips or appliances, lighting fixtures, cabinets, oases, and conduit, shall be grounded as specified in section 11.02.22 of this code. The locknut..buehing and double•looknut types of contact shall not be depended upon for bonding purposes, but bonding julpers with roper fittings or other approved means Shall be used. If flexible conduit ie seed as permitted in section 11.05.01.42bonding jumpers with proper fittings shall be provided around such conduit. 11.05.01.53 There shall be no exposed live parts exsrpt as LIVE PAIiTh permitted for electric crania in Chases III and XV. 11.05.02 G. IQES X 2.01 This article provides additional required precautions in the ins$allstion of eleotrleh equipment in garages see definition, *tuition .01.02.01) or power in self-propelled vehielss. 11.05.02.02 In commercial garages the type of wiring shall TYPESTYPLS OF be in accordance with section 1.1.03.04.02. 4IRING 11.0*.02.a3 Equipment which tends to produce aros or sparks, TYPEJ Or shall conform to the following: 1Cu1?MENT .01 Generators, Motors or Controllers Within Four Flet of the boor: Generators, fotore and controllers, having commutators, collector rings, or other make-and.break or sliding contacts, located within four fest of the floor, shall be of the totally smolosed type. .02 Generator. Motors, or Controllers Located More Tbs F' Fest Above the Floor; Generators, motors, controllers, and the like, having commutators, collector rings, or make-snd-break or sliding contacts, located tour fest or more above the floor, *ball be of the totally enclosed type or shall have wire screens 1.05 inch in one dimension, placed at aorautator or brush Sada of the motors and generators to prevent falling of particles. Other efa. pments All other equipment whioh tends to produce ares sr $p*s' $, such as outouts, switches, rseeeptaelea, fixed lamholdeers, and chargingpanels, if within four feet of the floor shall be of * type approved .for use in Class I Iosations as defined in section 11.05.01. .04 Show Rooms and 3w tohboardr Rooms: tquipment located In a show room separated by a partition from the garage proper, or In a room or enoloeure provided for the purpose, need not confers to the requirements of paragraphs .01, .020'103 of this section. 11.05.02.04 For pendants, reinforced cord, including types CORDS FOR 8, ;�J e' , �' , and ,t 'J shall be used, P DANTS Set Ylexible Cords. ll.c .0?.OR For the connection of portable lamps, motors, j CORDS Por other ap liL.naes, flexible cord sh 11 be 4 PORTAm EO of Type or W. 11.05�02.061 if the wiring aysteem is identified, as provided POLARIZATION OF in section 11.02.01, flexible cords shall PENDANTS AND be identified rind- the identified. conductor PORTABLES shall be connected to the screw shell of all Iampholders on portables or pendants. Reeeptaoles attachmentlugs, connectors, and similar doles. shall be of the polarized type. 111.0 ,02.07 Cords used for the connection of ;portable CONNECTORS appliances shall carry the &cls end of a. polarity-type Pin..plug connector, or equiva- lent; the female end being of uch design or so hung that the connector will break paurt readily at any position of the cable. The connector shall be kept at least four feet above the floor. 11.05.02.O$ Portable lamps shall be equipped with handle, LANPHOLDERS laaolde r, hook, and substantial guard AID attashed to the lamp) older or the handle. GUARDS POR Lampholdars shall be of the keyless type. PORTABLES Lamphelders eh41 be of molded composition or other type approved for the purpose. Oraso.shell paper-lined lama holders, either key or keyless, shall not be used. Equipment for battery oharging 0141 conform BATT,BY to the following: CHARGERS .01 Type of Cord: Tyre 6 cord shall b used for charging purposes. .02 Connectors: Connectors shall be or at least 50 empires oepssity, and ahnll be so designed or 40 hung that et least one viii break apart readily et any position of the charging Cable. Live parts shall be guarded from 'accidental oontaot. If plugs for direct conneetion to vehicles are suspended from overhead wiring, they shall, hang at least aix inohes above the floor and ste oonneotor need be platted in the cable or at the outlet. 11.05.02.10 Live parts of equipment shall be guarded to LIVE PARTS prevent accidental contact. 11.05.02.11 All metallic conductor enclosures and the GROUNDING posed metal putts of fixed equipment, except NETAL PARTS pendent or portable lamps operating on grounded AND systems of not more than 150 volts to ground, ENCLOSURES shall be grounded in the manner prescribed In 'motion 11.02.22. 11.05.03 MOM AJID MOTION PICTURE HOUSVS 11.05.03.01 The requirements of this section shall apply SCOPE to all buildings, or part of r building, de- signed, intended, or used for dramotio, operatic motion-ploture or other Show, 11.05.03.02 An emergency lighting system shall be provided EMERGERCX AU, $ seating ospecrity of the auditorium LIGHTING Meets 100 persons. (See 11.07) 11.05.03.03 Notion picture projectors shall comply with MOTION section 11.05.05 PICTURE PROJECTORS 11.05.03.04 sound-reproduction equipment shell comply 0UND with section 11.06.04. REPRODUCTION INSTALLATIONS 11.05.03.05 The Arta, *Med shall be metal conduit or $LTHOD OF other approved metal raceway system, exce,lt wIRINO 40 provided in section 11.06.04. The number of conduotors permitted in any conduit or 0100trical metallic tubing, for border or stage pooket circuits, shall not exceed that permitted by Table 5, Chapter 11.10. Portable *able* oz flexible cords may be used on the stage or elsewhere where fixed wiring methods are Impractioable. 800 section 11.03.04.01. STAGE SWITCHBOARD 11.05.03. .06 nage WwiSobboords shall be of the dead-front DZAD FRONT type. 11.05.03.07 Stags switchboards having *Vested live parts GUARDING on the back of eaoh boards than be enclosed LIVE PARTS by the building walls, wire mesh grille, or by other approved methOds. The entrance to this enclosure shall be by means of a self-closing door. 11.05.03.04 Means shall be provided at the stage aw1tehboard COMM AND for the control and individuAl overourrent OVERSUBAUT protection of brench ciroults to stage and PHOTECT1ON gallery reonctecles. or "REGIFTACLZ 11454349 0,age switchboard shall be provided with a NZTAL HOOD metal hood extending the full length of the board to protect all equipment on the board from falling objects. 11.05.03.10 Dimmers shall conform to the following: DIMWERS .01 Dieoonnection From 3upply: A dimmer ahall be disconnected from all ungrounded sup-ply conductors when the switch or circuit. breaker controlling the supply is open. .02 asidetance or Reactor Type Dimmers: resistance or series reactor type dimmers may be placed in leg of the circuit If designed to open either the supply circuit to the dimmer or the circuit con. trolled by it, the dimmer shall then comply with section 11.03.22.01. It is recommended that resistance or re- actor type dimmers be placed in the grounded neutral conductor of the oirouit provided they do not open the circuit. .03 Auto-transformerType Dimmers; An auto- transformer type dimmer Shall be energized by a circuit Operetta, not more than 150 volts between conductors, and one con- duotor shall be oonneeted to the required identified grounded conductor of the wiring system. 11.05.03.11 ro otlig is border lights, and proscenium aide circ lightsshallbe as arranged that no branch L0AtJ equipment will carry a lard exesedi swab 15 amperes; provided that where baavy-duty 1umpholdsn only are used for border ligghts such oiroults nay oonfore to the provisions of section 11.02.02 for circuits supplying homy-duty laaboldere. 11 5.03.12 It the metal trough oonstruation specified in rOcITLrte►' section 11,05.03.27 is not used, footl shall consist of individual outlets with lamp. holders, wired with rigid or flexible serer conduit. The circuit conductors shah, be soldered to the 1 "de terminals. Dtaappair. ing footlights shall be antcoatioally dlsoon set- ed when the footlights are replaced in the recess designed therefor. 11.05.03.13 Cables for border lights shall be ' e f or e 0AAB x FOR 3 flexible cord. cables shall be suitably BORDER supported. such Gables shall be siployed only chore flexible aonduotors are neeessa17. 11.05.03.14 Reoeptaoles intended for the oanneati.on of are K C 'f 8 lampshave s sb not less than 35 amperes a ity shalt bit plied by conductors not smaller than No.6 neoeptsolec intended for the connection of incandescent lis shall have not less than 15 a perec eapsejty and shall be supplied by conductors not smaller than No.12. Plugs fur ars and ineandesoent reeeptaoles shall not be inters oh' cble. 11.05.03. 15 Lamps installed in scene docks shall be so LAMPS IN located and guarded as to be free from mechan- SCENE DOCKS ical injury and as to provide an air space of not less than two inches between such lamps and any combustible material. 11.05.03 16 Curtain motors having brushes or sliding contacts CURTAIN shall comply with section 11.05.04.09. MOTORS 41105413i,17 suss sus iimpirs are released by an selrlds1 GellAN4 the circuit operating thelatter shall be normally closed and shall be controlled by at least two single-pole switches onelesed in iron bessa having self..oloaing dears without looks or latches, one switch being plasma at the elsstrioianes station and the other where designated by the in ection authority. The device shill be dens ad for the full voltage of the circuit to oh it is connected, no ro eis tanve being inserted. it shall be located in the loft above the scenery and smell be enclosed in a suitable iron box having a tight, sexy-closing door. STAGE EcU PMENT . PORTABLE 11 ,0 ' a .1$ Aro.lamp frames &ad standards shell be so install- Aha a ed and ed as to prevent their becoming ground qualified operator shall be employ- ed for each lamp, or for each two late'a not more ,than tem feet apart and so placed that one operator can properly watch and darn for both. 11.05.01.19 iraftets on scenery shall be wired internally LIGHtti ON and the fixture •tem shall be carried through 5CENZRX to the bask of tho scenery where a bushing shall be plae edt en the and of the stems, except that externally wired brackets or ether fixtures may be used when wired with Type P or other *ardesed for bard usage which shall extend trough sceenery and without Joint or splice in canopy Of fixture back and terminate in an appr^veA type stere connector located within eighteen inehas of the fixture. Fixtures shall be securely fastened in place. 11.© , .03.20 Joints is festoon wiring shall be staggered y�ST M whereraotioable. rasps enclosed in lanterns or similar devices of oosebustible material shall he equipped with approved guards. 11.4 .03.21 gleotrical devices used for simulating SPSCIAL lightning waterfalls, and the like, be A `y,GT3 so oonctruoted and. boosted that fires, sparks, or hot particles, cannot cone in contact with combustible material. 11.0 .033.22 Connectors for flexible conductors shall be so CGfNTOR$ constructed that tension on the cord or cable FQk. `LExIdL:g will not be transmitted to the connections. CONDUCTORS The female halt et the connector shall be *flashed to the live end of the cord or cable. 11.05 . 0 Flexible aondsetere used to supply portable CONDUCTORS stage ens shall be �e l� or Type H cord, `OR $ the reinforced may be used to supply PORTA 3L s lamps, it the Gerd is not liable to severe s+ ►nioal injury and is protected by a fuse rated at not over 15 amperes. LIRESSING ROoKS 11.05.93. 24 Penlent las Shell not be installed in dressing PENDANTS rooms. 11.05.03. 25 All incandescent lamps in dressing reeds, if lees LAMP GUARDS than eight feet from thee floor, shall be equipped with open-end guards riveted to the outlet box cover or otherwise sealed or locked in place. GROUNDING 11.05.03. 26 All metal rummy' shall be :,* nded. The meta. GROUNDING frames and enclosures of e.. t including bores' lights shall be groes accept the fess aid enclosures of portable equipment on gremnded circuits operating at not over 150 volts to ground or on uurosaded circuits not exposed to any voltage Our than 150 volts to ground. Grounding, if employed, shall be done in the manner specified in section 11.02.22. CCN;TRUCTIOM 11.05.03.27 Metal trough construction shall be employed FOOTLIGHTS for footlights, the trough containingthe circuit conductor shall be made of shoot metal not lighter than 20 gauge U53 sheet .metal gauge %.0359 inches in thickness) treated to prevent oxidation. Lamphold er terminals shall be k : .t at least 1/2 inch from the metal of the tro . The circuit conductors shall be soldered to the lamp holder terminal. 11.0543.239 Borders and proseen*us sidelights shall be OORDERSAN;' Dons truoted as prescribed in section 11.05.03.27. PRQZCENIW4 shall be suitably stayed and cup,. orted, and shall SIDZLIGHTs be so d:eaigned that the flanges of the reflectors or other aM.equate guards will protect the lamps from meohanioal injury and from accidental con. tact with scenery or other oombestible material. Borders shall, be wired with albsstos'-coveted (type A) asbestos varai.hs@.oambric (types A A, AY or - it the tempex* e does not exceed 900 (194 ), slow-burner (type 3) conductors. 11.05.13.29 Receptaoles intended for the oounsotion got F t3CK T portable lighting equipment shall be mounted in CEPTAJL 9 suitable pockets or enclosures and shall oomply with section 11.05.03.14. 11. .0 30 Aro 1 a shall. comply with the rollowinga LAMPS .01 General.: Portable aro lamps shall be sub- staaantially constructed entirely of metal not less than No.20 U53 sheet -eta gauge (.0359 inch), except where a p proved insu- lating material is nooessary. The design shall be such as to provide proper venti- lation while retaining sparks, and to prevent carbons or other tire Parts of lamp frow making contact with metal of hood. .02 Roods: Hoods for other than lens lamps shall have the treat opening equipped with is self.elesing hinged door frame carrying either wire gauss or glass, Roods for lens lamps may have a stationary front, and a solid door oa either baok or side. .03 Insulation: Elieft shall be used for the insulation of the lamp frame. .04 awitchs The switch on the standard shall be of such design that a.00tdental cont*ot with any live part will be impossible. .05 Rhaestatst Rheostats shall be enclosed in a substaantiaal, properly ventilated metal ease affording a clearance of at least one inch between ease and resistance element. It the rheostat Is mounted on the standard, a clearance of three inches above the floor shall be maintained. .iib Terminals: If stranded oonduatars are used. they shall be conneoted to lamp, rheostat and switch terminals by means of approved lugs or connectors; provided that approved pressure cannevtore shall be used at aro lamp terminals. 11.,)5. x.31 Portable strips shall be constructed in 0000rd- POPT L uses with the requirement* for border ltghte $V1Ini and proscenium side lights in seotion 11.05.03.25 The supply cable shall be protected by bushings where it passes through metal sad shall be so wed that tension on the Debi a will not be transmitted to the connections. 11.0 .0 .32 Portable plugging boxes shall conform to the PORT following: PLUO4INO 30XJ .01 Enclosure: The oonatruction shell be such that no ourrent. carrying part will be exposed. .02 neeeptaeles and Pusess Each reoeptaols shall have a ourrent..oarrytng capacity of not lees than 30 amperes, and shall be protested by avereurrent devices installed in an approved enclosure equipped with self closing doors. .03 Dumber* and Terminals: Busboys shall have a current-esrx ing espsoity equal to the sum of theere ratings Of the receptacles. Lugs shall be provided for the connection of the master oabie. PORTALS STAGE SWITCHBOARDS 11.0 ".x3.33 Portable switchboards shall be supplied only SUPPLX from outlets especially provided for this purpose. suob outlets shall consist of externally aper. able, enclosed fused switches or circuit-breakers mounted on thea • wall or et the switchboard in locations readily aeseasible from the stage floor. 11.0 ' .3 . 34 Circuits trom portable switchboards directly OVEROURRINT supplying spparatus containing imsandessr nt PROTECTION lamas shall be provided with overourrent devices wi a rating or setting of not fere than 15 amperes. Other circuits shall be provided with overourrent devices with a rating or setting sot higher than the current required for the connected load. 35 e C0N��UCTION rshallbloosplytwi switchboards followings stages .01 ase3 eur es Portable switchboards shall be placed within an enclosure of substantial esnstruotion which say be sothat the enclosure is open during �n. enclosures of weed shall be ooupletel lie with sheet metal of not tees span $o, US$ grime (.0239 inch) and if not of oorrosiea.r sistant type shall be well p venised, eanamelled, or otherwise properly seated to prevent corrosion. .02 Live Parkas £xoerpt as ,ravideeMd for dimmer Caere plates in p .. .05, there shell be no exposed live p -s within the en- closure. .03 3witohe•$ Ail iwitohss shall be of the externally-operable, enclosed type. .04 Oirouit Protections Cvesrourrsnt devises shall be provided in mesh ungrounded eon" dootor of every circuit supplied through the switchboard. dnolosures shall be provided for all overcorrest devises in addition to the switchboard enclosure. .05 Dinners: Thi terminals of dinners shall be provided with enclosures, and dlassr plates Shall be so arranged that socideatal ee start cannot be readily made with the fae+e-plat* contacts. .06 Interior Conductors: Ali conductors within the switchboard enclosure shall be stranded and, ezo .t for cables feeding to or frier the swit •arde, shall be asbestos-oeTOred (type A). Each conductor Shall have a current-carrying e ►ni.ty at least equal to the rating of the circuit-breaker, switch or cutout which it supplies, exesept for conductors far lnoandeeoent lamp dir suits hate cverourrernt protection not exceeding 15 amperes. Conductors shall. be enclosed in metal troughs or securely fastened in positto* aid shall be bushed Where they pass tbrs rata. .07 Pilot Light: A pilot light shall be pro.• vided within the enclosure and shall be so connected to the circuit supplying the board that the opening of the master switch will not out off the supply $0 the lamp. This lamp shall be on an independent oirouit hating overcurrent protection of a rating or setting of not more than 15 amperes. .08ply Connections* The supply to a portable �tchboard shall be ,by means of flexible cord (types t or 5) terminating within the switchboard enclosure or in an externally- operable fused master switch or circuit. breaker. The supply cable shall have sufficient current-carrying , catty to carry the total load on the s+► tehboard and shall be protected by overourrent devices. .09 Cable Arraagementi Cable* *ball be protected by bushings where they pass through enclosures and shall be so arranged that tension on the ash).* will not be transmitted to the con- notations. .10 T rataalsi Terminals to which stage sables are eennecoted shall be se looted as to permit convenient access to the terminals. At terminals not provided with approved pressure connectors the following con. struetian shall be employed. .01 For conductors of 4o.6 or larger, solder lugs shall be used. .02 For conductors smaller than No.6, the strands shall be soldered together when connected to ©lamps or binding screws not speolfiaally approved as pressure connectors. 11.05.€ 1 MOTIONPIC'URW STtlm10 3 4WD 3IMILA LOCATIONS 11.05.04.01 The requirements of this article shall apply 500n to a motion-picture studio, exchange, factory or laboratory building, or a portion of the building in which motion‘pioture films are manufaatur+ed, exposed, developer printed, rewound, repaired or stored. This article shall not apply where only approved slow- burning (cellulose &Motet* or equt!tal ent) film is used. ll.05.0.02 lasstellations for sound recording shall oonform SOUND to the provisions of section 11.06.04 RECORDING 11.004.03 The wiring method shall be rigid mota], conduit WIRING or other approved type of metal raaluaky. METH07S Portable cables or flexible cord *q be used on studio stages and at other locations where fixed wiring methods are iopraotictable. 11.05.04.04 Lacapholders on fixtures if Tess than eight SII t,..WALL feet from the floor shall be equipped with LMP3 vaportight globes or shall be provided with ;often.-end guards riveted to the outlet box cover or otherwise sealed or looked in place. 11.05.011.05 Pendent lamps shall not be installed In permanent POWE aT dressing rooms. LAMPS 13..0S.04.06 At patching tables composition or metal-sheathed AT porcelain keyless lampbelders shall be employed ?AICUPG and shall be equipped with guards to protect TA .di the lamps from mechanical injury. 110 5.04.07 In film-storage vaults lamps shall be installed! LAMPS IN on rigid fixtures and enclosed in vaportight FILM VAULTS globes. Loops shall be controlled by a double pole switch boated outside the vault. lleotrio motors or portable lamps, shall not be placed in the vault. 11.05.01.06 For portable lappet sorposition or ctltel-sbeatl ed PORTANLE poroelain keyless lamphelders shall be used. LAWS The oord shah carry the male end or a pin-plug connector or equivalent, the female end being of su©Y design or so hung that the connector will readily break apart st enr position of the cora. The connector shall be kept at least one toot from the floor. The la:mpholder shall be provided with a guard, hook, and handle. The provisions of this section *bell net epplp to portable lamps used as properties in a motion picture set on a studio stage or similar location. t145.04.09 Type s cord shill be used onortabl a lamps FLEXIBLE sod equipment, exoept that portable lamps used CORDS ss stageproperties in a motion picture set en a studo stage or similar location may be used with any approved type of cord with which they may be equipped. 11.05.04.10 If motors or generators having brushes or MOTQRB s134 •fM contaots are used they shall meet one AND �y�y� of the following conditions: QEN RATORS .01 Be of the totally..eencloaeed, enolosed.4an.. cooled, or enclosed. pipe-ventilated os. .02 Se enclosed in separate rooms or housings built of non-eaobbestible meterle la so constructed as to exclude flyings or lint, end properly ventilated from a source of Olsen air. .03 ?Mss brush or slidine.Sontaot end of motor enclosed by solid metal covers. .04 Bare brushes or eliding contacts enclosed in substantial, tight metal housings. .05 Nave the upper half of brnah or sliding- contact end of the motor enclosed by a wire screen or perforated metal and the lour half encl o s ed by solid metal covers. .06 Nave wire slovens or perforated metal p cess et the commutatlr or brush ends. No dime*- cion of any opening in the wire screen or perforated metal, shall exceed .05 inch, regardless of the shape of the opening end of the material used. 11.05.041.11 The provielonR of selection 11.05.c .10 shell not r�40Tv� AND :ply to motors or generators used on studio G l N is #TO,F ON sets but the lure parts of such motors or bI 0 aTA generators shall be otherwise guarded or en.. closed in conformity with the provisions of section 11.05.04.13. 11.05.0+4.12 :witches shall be of the externally operable type. WITUNHd 11454443 Live parts shall be enclosed to prevent eoaidental LIVEPARTS contest by persons or objects. Rheoetats shall be encloses and externally operable. 11.05.Q4.14 All metal raceways, oeble armor, and the exposed GROUNDING motel frames of all equipment and enclosure* shell be grounded, except pendant and portable lamps operating n t not more than 150 bolts to -. 11.05.05 MOTION FICTURF PROJECTOR 11.05.5.01 The professional-type pro jeotor, such as is Pte' 0NA1. oommonl,► used in theaters *ad motion-picture TYPE houses Shall be located in an approved en. PROJECTORS olosure, such enclosure shall not be con idered as a Hazardous Location as defined in section 11.05.01. The professional ' rods stor ploys a 35-*3l1i*eter film whioh is 1-31$ inch yid* and has on edge 5.4 perforations per inch. 14_0545.02 Projectors of the non-professional or miniature NOi ?W' 8.. type if eaploying only approved slow-burning ION ►L TYPE %cellulose sestets or eaulvalent) file., may be PAOJ CT0?$ operated without a booth. SOUND11.05.RE Qf . ©omply1 Sound ruith sectionrepr11•ObatO .on •qli ent shall I$O AND EP 0 U'CTIQN 10pM NT AND PROJECTIONS or TW` PROFESSIONAL TYPE 11.05.05.04 1totor-driven pro j eotOrs shall be approVed for MOTQ a m RIV1N the purpose as an as b�ly or shall comply with PROJECTORS ail of the fallowing conditions: .01 An approved pro jeatar shall be used. .02 Am approved projector lamp shall be used. .03 Motors shall be so assigned oy guarded as to prevent ignition of film by sparks ora. .04 Projectors shall be in charge of s quali- fieri operator. 11.05.95.05 Conductors eup_;slying outlets for projectors or CONDUCTOR the professional type shall not be almoner 312Z than No.6 and shalt be of sufficient size for the projector employed. 11.05.05.06 A bestow.-co .id con u©tor (Type 4) shall be CONDUCTOR used on arc limps tnd other enuipment where INSULATION the ambient to stature at the canduotar as installed will *Weed 490 (120F) . 11 Q Q .07 hard service *ords, Types I, $, or 3J shall be FLEX used on portable equipment. COM 11.05.05.08 Iasandessent lamps in pro j eotion rocas or booths LAMP shall berovid with an approved lamp guard 4UARDN unloose otherwise protected by non-combustible shades or other enolosures. 11. 05. 0 Motox+-generator sets, transformers rectifiers rheostats and similar equipment, }or the eupp y or or control of current to aro lamps on projectors EQUIPMENT shall, it practicable be located in separate rooms. It placed in practicable. estor roan they be so ionated or guarded that aroor sparks San- not curse in eentaot with film, and motor-generator sets shall have the ©oasutator end or ends pro- tested as provided in emotion 11.05.04.10. 11.054540 It is recommended that the authority having R wI I jurisdiction refer to the standards of the EXAMINATION INATI t ational Hoard of Fire Underwriters. AND STORAGE $ee publication N©.40, Nitrocellulose Motion OF EXTRA Picture ram. FILMS OONSTRUCTION 11.4 .0 .11 Equipment and projectors of the professional, ,JIPMT AND PROJECT.. typo1 comply 'with the lviaorint ORS OF THE .Ql Approved Types Projectors and enclosures PROFESsIONAL for are or inoendesoent lamps, rectifiers, TYPE transformers, rheostats, and similar equip- ments shall be of an approved type. .02 Name Plate: Pros eo tros and other equipment as set forth in sub-paragraph .01 of this section, shall be marked with the name or trademark of the maker and with the *foliage and current for which they *re designed. 11,05.05.12 Pro j.otors of the noneprofessional type shall PROJ Tont g,. coaply with the following: TYpaorEsl�IQiuq. .01roved Types Projectors,, isap enclosures, current-controlling devices and similar des shall be approved as component parts et is pre j eo'tor equipment. .02 NM Plate: P ro eotors shall be marked with name or trade of the asker, with the current and vol$age for which ;hey are designed„ and With the wording, 'For use with slaw-burning films Only'. .03 3ouroe of Illuminations The source of illumination shall be * lamp of a type approved for str opticon use or for motion-picture projection. .04 Ma to be harkeds The slow..burning (ooliulose Motet` or equivalent) film shall have a permanent distinctive marker for its entire 1tngth identifying the manufacturer and the slow-burning charoot- srr of the film struck. 11 ! �3 It is rsroed that the authority having :;• jurisdiction over the construction end �rentt- PROJLQtC s ation of rooms foressional type projectors OF T!I refer to the standards the National Board of PROFESSIONAL Fire Underwriters. TYPE see Publication No.40, Nitrocellulose Notion Piitu,re Film. CHAPTER VI - SPECIAL TIENT 11.06.01 SIGNS AND OUTLINE LIGHTING 11.06.01.01 The provisions of this section shall apply to SCOPE the instalation of conductors end equipment for signs and outline lighting as defined in section .01.0?.01 and for inside lighting with high•vol tags Bos tubes. 11.06.01.02 Cutouts, flashers and similar artist's shall be UCL0$U1t encloses! in metal boxes. FOB DEVICES 11.06.01.03 Sll gas tube signs that are reconstruoted, f C0 iTRUC ION,r Moved from one location to another or are I2mOVAL AND reinstalled in the original location after iii4aLACEMENT remelel for any purpose, shall be subject to all the requirements governing new dsa tube sign installations. 8 1.01. Reath outline lighting installation, and eaoh sign of other than the portable type, shall be REQUIRED controlled by an externally-operable switch which will open all ungrounded oonduotore. 11.06.01.05 The switch required by section11.06.01.04 IN DIM shall be within sight of the sign or outline $1011 lighting which it controls. It mar be located within the metal body of gas tube signs or within the sign transformer enclosures, provi- tied the sign transformer enclosure is within sight of the gas tubi sign which it supplies. 11.46.41.06 awitsbes, flashers, and similar de ioes con.. RATING# OF trolling transfsraeers shall be either of a EQUIPMENT type approyod for the purpose, or have a current rating not less than twice the current rating of the transfers. 11.06.01.07 S na, troughs, tube terminal boxes and other GROUNDING metal frames ees shall be grounded in the manner specified in •motion 11..02. 22 of this code, unless they are insulated from ground and from otbsr conducting surfaces and are inaseessible to unauthorized persons. This della not spply to signs of the portable inoandesoent lamp type. Isolated nan..ourreent-oarrying metal parts of outline lighting may be bonded by No.14 con- ductors and andirounded in aoaardapse with section 11.02.22. When transformers are installed within the metal body of a aosr-rigid gas tube sign, flexible Metallic eenduit shall be used as a raceway between the sign outlet and the Natal belly of the sign but shall not be Beare than three feet in length. 11.06.01.04 Circuits shall be so arranged that the number PERxI4BASLE of outlets, lamps, and transformers connected OONU C'f to this shall no case plass more tbU 15 LOAD OF amperes On a branch circuit. The wattage of BRANCH gas tubs signs shall be based upon the a snu- CIRCUITO featurera s rating of the transformers used in the installation. The maximum allowable wattage on each gas tube sign eirealt shall be 1350 watts. Gas tube signs rated at more than 225 watts, Shell have a separate individual olrouit. Circuit supplying gas tubs sign of 225 wants or less may be on other than individual circuits, but in no ease shall additional wattages of a gas tube sign constitute en overload to the circuit to which it is attested. IbsZDE LIGHTING 11.06.01.09 franaforeers shall be of the enclosed type T .s roRt<k ` and shall be installed within galvanised metal enclosers* of a thickness of not less than 4 Us standard sheet metal Vie, Covers of such snelosures shall be seraur elf fastened in Maas. Swab eeaoloss and transformers shall readily aoessible. 11 46.01.10 Standard gas.tube.sign cable sultsb3 a for the R2 ..VDL?A0P voltage of the oireuit shall be used. It shell WIRING be run in standard metal reonsys, in metal enclosures not less In thickness then °pacified in rotation 11.06.01.22, paragraph .06, or on insulators in channels lined with non .00abustiblec material and used for no other purpose, ezaept that the primary wiring in recognised types of cable and solely used for supplying the lighting transformers be pl a.oed In the seas channels. Insulators shall be of non.00 abustible, non-. absorptive material such as porcelain, or glass, *al Shall insure at least 1.412 inches separation of the conductors from *soh other and from other objects. shsrs the voltage between oondua tore ie in excess of 5,000 volts, mounting on insu-. lators is recommended. 11.006.01.11 The terminals shall be so desied that the tubing can be replaced withoutthe necessity TERNINALS of exposing uninsulateed live parts. If the Spring ooh t type of reroeptasle is used, It shallse be so designed that, Oen with the tube removed, the live spring will be recessed a distanoe equal to three times the diameter of the receptacle opening. It is recommended that the primary circuit be controlled by a relay that will open the circuit when a tube in the secondary circuit is broken or removed. Live ports shall be protected by barriers Irhioh sadother than ordinary tools such as pliers arsv.drivera for removal unless seem to the parts requires the disconnection of the primary circuit. 11.06.01.12 The transformer enclosure and exposed metal GROUNDING parts shall be grounded. XETAL PARTS 11.06.01.13 rho tubing than be free from contact with C Ah NCE flammable notarial anti shall not be located OF TUBING where normally exposed to oeohanioal Injury. It shall be supported on non.00mbustibls, non-absopptiYe insulating supports, and ten operating in excess ofa volts shall be kept at least 1/ i � metal. SIGN;% AND OUTLIN2 LIGHTING .. 6o0 VOLTS OR LESS 11.06.01.14 Conduotors shall be installed as follows; INSTALLATION OF CONDUCTORS .01 )(Mod of Wiring; Conductors shall be installed as open conductors on insula- tore or in rigid metal conduit, flexible metal conduit, eleotrical metallic tubing, armore4 cable or metal trout hiag. .01 Insulation and Sise: Conductors shall be of the rubber-covered type, and, except in portable signs, shall be not smeller than bo.lk, .03 Lead Covered Conductors: Where rao eway s are trapped or net raintight all unground- ed conductors shall be lead covered. .04 Number of Conductors ire eexay: For sign flashers the number of conductors in conduit or tubing say be in accord awee with Table 5. of Chapter 11.10. .05 Conductor. 8eidered to Terminals: Where the conductors are fastened to lampbo1dera other than of the pin r they shall be soldered to the to and the ex- posed marts of conductors and teratnale shall be treated to prevent corrosion. 11.06.01.15 La mpholders shall be of the keyloes porcelain LAMPHOLD AS or mdidedmoo position sed shall be so constructed sad installed as to prevent turning miniature laaphoiders shall not be employed for outdoor signs and outline ligting. ZONE AND OUTLINE LIGH1TING . EX0‘4DING boo VOLTS 11.06.01.16 Conductire shall be installed as follows* INSTALLATION OF CcA4DUC RS .til Wiring -Method* Conduct thill be install- ed in rigid or flexible metal conduit or electrical metallic tubing. Conduotore nor be run from the ends of tubing to Ow pounded midpoint of tr neform +rs apse ally designed for the purpose and provided with terminals at the mid- point. Where suob connections are made to the transformer grounded midpoint, the connections between the high voltage terminals of the transformer and the line ends of the tubing *hail be as short as possible. .02 I:, eulatiom and nail Conductors shall be of a type approved for the purpose and for the voltage of the oirouit, and shall be not smaller than so.it. .03 Benda in ConduotoreS S� bends in the conductors shell be aero . .04 Flexible Cords on Gas Tube siert Os* tube signssppof :ore than 125 watts shall not e flexiblespa ;hro ' fl exibl a cords. All implying gas tuba signs shall have • ming conductor as an integral part of the oord; this grounding aonduoter shall be ettao ed securely to the m•tel body of the sign, and to the sign outlet enclosure. .05 Conduotars in Raeoways Conductors in rigid or flexible metal ooncuit or *leo. Wool metallic tubing shall be lead- severed if required by the authority en- toning this code. If the conductors are covered with lead or other metal sheathing, this covering shall extend beyond the end of the conduit and the surf as a of the *able shall not be injured where the covering terminate.. The in- sulation on all oosdubtors leaded and unleaded shall **toad at least four inches beyond the and of the lead or the raceway, Z c 5pt for ooM*otsrs at grounded mid.point terminals. ANY single run of sable in metal raosway shall not ixoe`d twenty feet where the voltage between the cable and the!: raceway iz in excess of 5000 volts. TA.06.40.17 Transformers shall comply with the following: .01 Voltage: The transformer secondary open•. ©irou t voltage iball not exceed 15.000 volts with an allowance on test of volts additional. .02 T ►es Transformers shell be of a type Approved for the purpose. Open core and coil type transformers shall not be used except In small portable indoor type of gasr.tube signs. .03 Exposure to weathers Transformers exposed to the weather shall be of the weatherproof type of be otherwise protected from the weather. .04 Transformer Seeond&ry Gonn.et1ons s The high-vol t e windings of transformers shall not be connected in series or oarsllel. .05 essibility: Transformer* shall be accessible. 11.06.01.16 0as tubing shell conform to the following: OAS TIG sPECZF10ATI0N8 .01 Designs The tmbi.ng shall, be of such length and design as not to cause a continuous over-voltage on the trans- former. .02 Support: Tubing shall be sdigna supported on nostible, Wye insulating sawyer** so placed eto tl. maintain a separation of not less than 1/4 inch from metal parts including barriers tbro which the tube passes. Tubings s should. if "pr*e tioabl e, be us e. .03 Contact with Viable Material and Metal The tubing shall be free from flammable material, and shall not be in contact with metal if the voltage exceeds 7,500. .04 Xeo2anical Injury' The tubing shall not be located 'here normally exposed to mechanical injury. 11.06.01.19 'ice and receptacles for gas tubing shall TERMINALS ply v th the fallowing* AND RECEPTACLES .41 TossiMals4 The terminals of gas tubing FOR GAS 041 be inaoc.ssible to unqualitied TUBING peas and isolated from oolbustible material and grounded motel or shall be Oe tosed. If saslcud they shall be separated from wed metal by non- absorptive, tibio insulating materproved for the ose. or by 1-1/2 inch mo of air. Terminals shall be relieved from stress by the independent short of the tubing. .02 Tube Connections Other Than with aeseptaolesi If tubes do not terminate in roaeptacles designed for the purpose., all livearts of tube terminals and ooadssters shall be so supported as to maintain a separation of at least 1-1/2 inches beth conductors or between oonduotore and any ground metal. .03 aeosptacl•ss 1eestrode reeeptaoles for gas Wang shall be of non-combustible, non- abss ptive insulating anterial approved for the purpose. .44 *uahings s Where electrodes enter the en- closure of outdoor signs or of an indoor sign operating at a voltage In exooss of 7500 volts, tits *hall be used unless receptacles are prolrided or the sign is wed with bare vire mounted on approved supports *soh maintain the tubing in proper position. � shall be of non-combustible, non.' ve material. ire bare wiring is wed* the conduetor shall be not less than No.14 solid copper shall be f•plaited so as to prevent saggng and less. { 4 of the spacing required � • int .16 hisetterminal uelle of an approved type and supported: not more than six inches from the ebeaetrode terminals. .05 shote-Windows: In the exposed type of show window signs, terminal shall. be (1) enclosed by receptacles approved for the purpose or (2) whore hawing in air, free from grounded surfaces, enclosed in sleeves of vulcanised fiber, phenolic composition, or other suitable material which overlaps all live pests by at least 1/2 inch. .06 Rsoeptaales and Bushing seals: A flexible non-conducting seal may be used to close the opening between the tubing pnd the receptacle or bpshing against the surface of dust or moisture. This seal shall not be depended upon for the insulFton of the tubing. .07 enclosures of Metals Metal enclosures for electrodes shall be not less than No. 24 Uta gauge (.0239 inch) sheet metal. .0g Enclosures of Insulating Material: Enclo- sures of insulating material shell be non- combustible, non-absorptive and approved for the voltage of the circuit. 11.06.01. 20 Doors or covers giving seeess to uninsulated 9WITUEE3 ON parts of signs or outline lighting erceeding 600 DOORS volts end accessible to the general public, shall either be provided with interlock switches which on the opening of the doors or covers disoanneot the primary circuit, or shall be so fastened that the use of other than ordinary tools will be necessary to open these. 11.06.01. 21 All signs shall be marked with the maker's name MARKING ON and for incandescent lamp signs, the number OAS TUBE of lampholders. All gas tube signs shall be 81018 clearly designated as renews: (a) erector' s name, (b) with the numbers and total wattage of the transformer (manufacturer's rating) suplying the sign, (o) with the symbol ( 5) where a switch is mounted within the body of the sign or within the sign trenstoraer enclosures. If a gas tube sign is of the flat wall type, it is permissible to place the sign designation upon any one of the accessible trans- former enclosures used on the installation. �. , . ?rssssserasrs marked shall be maed with the moku a mane, the input realm in * r• volt a� •eree, and the input Cage end the open circuit high teas do voltage. The markings of the shall be visible for inspection after installation. 11.06.01.22 Enclosures for signs and outline lighting ENCL06U 3 shall conform to the followings .01 Conductors amd Tensinalas Sign boxes, oabi.r ets, ant outline troughs shall have oenduotors and terminals, except the supply leads, enclosed. .02 Qu*oubs 'Ushers, gtor Cutouts, flashers, and s 3mtiar devises shall be enoloand in natal home the doors of which shall be ed so that they Oen be opened without ream obetructiona or finished parts of the enoloanre. .03 IM41011WIS imposed to wv.theri Enclosure for outside Mse shall be weatherproof and shall have an ample na mber of drain Isles, each not larger than 1/2 inch or Smaller than 1/4 inch, .0k )(aerials Zxoept for portable signs of the indoor type, signs and outline lighting shall be constructed of metal or other non oosbusti.ble material Wood may be used for external decoration if places at least two rhes from the nearest lampholder or current-saarrying part. .05 Strength; Enolosures shall have ample strength and rigidity. .06 Thilihness of Metals Sheet copper shall be at leets% 20 ounce (0.02g inch). Ghost metal may be of $o.28 U S 6 gauge (.014, inch) except that for outline light amd for stn-tube sine sheet *soots 1 be of N .24 US3 a (.0239 inch). unless ribbed, corrngst or SUoaaed over its entire surface, when tt may be of No. 26 W1S gauge (.0179 inch). .07 Protection of **tale All metallic parts of enclosures shall be golvanisod or otherwise preteetel from corrosion. 11.06.a2 MAUS AND ROUTS 11.06.02.01 The provisions of this motion shall apply CCPC to the ins t al la tion of *ranee and hoi ste. Cremes or hoists Installed in hasardous loeationa shall v frith the provisions of section 11.05.0 . :. WIRING 11.06.02.02 Conductive shall be of the rubber-covered VMS OF type exeept CONDUCTORS .01 Wised to High temperatures: Con- Motors exposed to severe external heat, and thus* between resistors and contact plat** shall, if not exposed to miet- urs, be asbestos insulated t type A , or, if the temperature does not exceed 90C (194i), slow-burning ( type W. If exposed to moisture, such conductors shell be rubber-covered and, if g aped, theup shall be taped with a tl proof covering. .02 Collector Conduotore l Collector conduct- ors along runways and crane bridges may be bare and may be in the form of steel tees, angles, tie rails, or other stiff shapes. .03 V rnishad aabrin Conductors: Varnished. osab ria so duh tore ttype V) or asbestos varnished cambric (t AVA and AVB) may be hued in dry locations. 11.06.02.03 Conductors shall be of the following sizes: COI i UCTCR SIZES .01 Niniu So.12• Rubber-covered con- duotors shall not be smaller than No.12 except onilot circuits of oontrollers where No.14 may be used. .42 Collector Conductors: The else of the oollectlir wires shall. not be less than the following* lantana. between rigid supports size of wire 3C feet No.6 " No.4 over 50 NW No.2 11. 6.02.0 Conductor* shall be enclosed in rigid metal WIRING conduit or electrical metallic tubing, METHOD except: .01 gars Collector Condu otors; Aare oo n- dmo$ors may be used as oollsOtore: .02 open Cen uotot's: ,art lengths s of open aonduotore and collectors need not be enolased. .03 Flexible Connections* Where flexible eonneotions are neoessary at motors and similar equ/pmeat flexible 'DeWitt: conduit or armored cable my be employed. .04 Flexible Tubing* In dry locations where specs is liaited, indir3,4uaI conduotors say be separately *named in flexible tubing *warily fastened in plat's. .05 Auxiliary ©utters= Short rune of wiring for control equipment located in a cab or on the bridge may be enclosed in auxiliary gutters. 11.06.02.05 Conductors leaving raceways shell coaply RACXwAY with the provisions of emotions 11.03.01.15 TUNA . and 11.03.01.16 FITTING 11.06.02.06 It p o rano or hoist la operated by more COMMON thaw one motor, a common-return conductor RETURN of proper current-carrying capacity m y be CONDUCTOR us COLLECTORS 11. 6.02 07 Bane co lector conductors shall conform INSTALLATION to the following: OF CECT CONDUCTORS .01 Golleetor Mires: If wires are used as col lector conductors they shall be sewed at the ends by scans of approved strain insulators and shall be so mounted on approved insulators that the extreme limit of displaoeaent of the wire will not bring the latter within less than 1-1/2 inches fres the surface wired over. .02 imports Along Runways: Nevin collector conductors carried along runways shall be supported on insulating supports placed at intervals not exceeding 20 feet, and these supports shall be insu- lating except for grounded rail con» duotors as provided In parsph .05 of this section. If run on the e same barisontal planes stach conductors shall be separated not less than six inches, exeept for monorail hoists where a ',Wing of not less than three inches sq be used; If run otherwise, the span shall be not letsthan sight inihis, where neoessary, intervals be. teem Insulating supports may be in- ereased up to 50afest, the separation between conductors being inoreesed pro- portionately. .03 upports on Bridges: :ridge collector conductors shall be kept at least 2.1/2 inches apart end, if the span exceeds eighty feet, insulating saddles shall be placed at intervals not exceeding fifty feet. It Is reefed that the distance be- tween wire* be greater than 2.1/2 inches Sere practicable. .04 imports for Rigid Conductors: Conduct- ors along runways and crane bridges, if of the rigid type specified in paragraph .02 of section 11.06.0'.02,' shall be carried on insulating supports spaced at intervals of not more than eighty times the vertival dimension of the conductor, bat in no awe greater than fifteen feet, and spaced *part sufficiently to give a 'liar electrical separation of conductors or adjacent oolleetors of not less than one inch. .05 Trask as Circuit Conductor; Mail, traarail or crane-runway traeds may be need as a oonduotor of ~Mt s*t system furnishing to wrier, *row et trclle ► prvidedthe oooa4itieat are fulfilled; .01 The candueterr for supplying the other two phases of the power supply shall be insulated. .02 The power for all phases shall be obtained from an insulating transformer. .03 The voltage shall net rzseed 300 volt .04 The rail Serving as a conductor shall be effectively grounded at one point only. preferably at the transformer. .46 Cleotrie.l Continuityof ►lectors: All Motions of bare d collector conductors shall be aeohants. Joined to provide a continuous electrical oonection. .07 Not to supply Other Equipments Colle#tor conductors ah .11 not be used as feeders for any equipment other than the eructs or ;panes vhioh they are primarily designed to serve. .06 Isolating or Guarding Collectors: Except in locations to which only qualltled persons ars admitted collector oonductOrs should be so isolated by Slewtion or berovided with suitable guards eo arran7 • that persons r annot inadvertently touch the current- carrying urrent-carrT B parts while in ©outset with the ground or with conducting material connected to the ground. 11.06.02.06 Collectors shall be so designed as to reduce to COLLLCTORS a minimum sparking between them and the oon- duotor, and when roomsted in used for the storage of easily ignitible oonibuetibl• fibers apd materials the requirements of section 11.05.01.09 shall be Complied with. • connu, 11.06.02.09 The main oonduotors Shall he controlled by a SWITCH ON switch or circuit-breaker ratted in 011Peres Z CQLLSOTO readily operable from the ground sod within sight of the collector oenduetars aid arranged to be locked in the open position. 11.06.02.10 If e renes ars operated from cabs, a switch or 4wITCH IN oircuit-breaker rated in amperes shall be pro- CAB Tided in the leads from the main aolleator eon. duelers. The switch or circuit•-breaker shall be Capable of interrupting the oiromit- under heavy loads and shall be capable of ready control by the operator. 11.06.02.11 Om both alternating-current and direct-current OAPAWAY Cr crane protective panels. the continuous ampere OWITOH rating of the msir..line switch or oirout t-breal*r; and wain-line contsotorsm shall be not less than fifty percent of the combined short-time ampere ratings of the motors, nor less than seventy-five person% of the short-time ampere rating of the largest individual motor. 11.06.0P.12 A limit switch shall be provided for upper LIMIT limit of travel of crane hoists. ITCH 11.06.02.13 Cranes a.nc hoists operated bypolyphase alter- PHASE na.ting.ourrent Motors Shall provided with a PROTECTION device which will prevent starting of the motor if, .01 The phase rotation is in the wrong direction, or .02 There is a failure in any phase. This protection nay be placed ahead of the rummy feeders. 11.06.02.14 It is recommended that the control levers of CONTA01 Cr travelling cranes be located in the sem rills MOVEMENT ti,ve position each to the other in all the cages of crones. OVERCURRENT PROTECTION 11.06.02.15 The main oolleotor oor auotore shall be pro.. MSN tooted by an oreercurrent devise. COLLECTORS 11.06.02.16 If more than one motor is employed in a crane, CRANE each motor shall have individual overcurrent MOTORS proteotion as prodded in section 11.04.05, except that if twe motors operate a single hoist, carries*, truck, or bridge, and are controlled as a unit by one controller, the of rooters with their leadsbe protected pairby maye overourrent devise which shall be located in the cab if there is one. 11.06.02.17 It a arena operates over readily oesbustible REsI JTOR3 - material, the resistors shall be placed in a rNQI,OXRE well.Vontilatod oabinet composed of non-coo. buatile material and so constrvoted that it will not emit flames or molten metal, except whew the resistors are located in a sab constructed of non.comhustibl.e material which encloses the sides of the Gab from the floor to a point at least six lushes above the top of the resistors. 11.06.02.11 Motor fres, tracks and the entire trams of GROUNDING the crane Shall be grounded in the manner OF PRAMS specified in section 11.02.22 AND TRACKS U. .03 Si,EVATORB 11.06.03.01 This article shall 1pp1y to the electrical SCOPE equipment and wiring used in connection with elevators and dumbwaiters. Installations in hasardous locations shall also amply with section 11.05.01. Installations In garages shall also comply with section 11.05.02. 11.06.03.02 111 elevator motors and generators Shall be M)? OR RAKE p).ain .y marked with the s�tfacturere s R.p. rating, voltage and Apperage, (full load). 11.06.03.03 The following voltage limitations Shen apply VOLTAGE to rl.vatar-control and operating moment; LIt ITATIOn9 .01 Car Control System N part of any electric: elrouit having a voltage in *nous of 750 shall be used on au, oar control system. Circuits of higher voltage may be used in aeshi.ne rooves or int Dues for the operation of motors and brutes, provid*d that all control and oigmol wiring is thoroughly insulated from sum power airsuits, and all arohine frames and metal, hand-operated rapes aro pertly grounded .02 Mteawtie Stovetops; The sealmum voltam', p rrltt.d in the operating devloos of autos. satin elevators, havingoperating devious in the oar and at thi ending., shall be 300 volts to ground. .03 Push Buttons: The maximum voltage permitted on push buttons of elevator signalling circuits shall be 300 volts to ground. 14044344 AU live parts of electrical apparatus in or on LIVE PARTS elevator car' or in elevator hoistvoys shall be ENCLOSED enolosed to protect against accidental contact. 11.0644 .05 The insulation of oonduotors installed in or on INSULATION elevator equipment shall cu ply with the follow. Of CONDUCTORS .01 In Auxiliary Gutter*: In miliary gutters used in machine roars, undo& contrailers, *Sartori and similar apparatus for elevator machines, oondroters sl be of the rubber.-oovered typo. .02 Control-Panel Wirings Conductors bretve main circuit resistors and then book of control panels shall be of the slow.burning type (type 38) asbestos-varnt s teet*oembria type (ttcpe AVA , or of the sll.abestos- coverod typo type d). All other wiring on centre], panels, unites* b ot+ed to a t tur. exceoi ng 49G 1120?) shall be of the roe type-Wang a flame— retardant moisture-resistant outer cover or shall bo of other type especially approved for the purpose. .03 Streator Controller Circuits; Conductor* or groups of conductors ham flame—.retaxdant outer *over shall not bo used as oonneotione for the operating cirouits of elevator controllers unless such outer covering is also moisture-resistant. Asbestos and other aoiataura•*bsorbing aevortags are not reovausendod for the *pore- Stag oirouit, as the ootnsrind when damp may e avvy enough current to cause the controller to function inaorr.otllr and this incorrect functioning *ay boa 110 hazard. .04 Trsvelling Cables: Traveling sables used ao flexible oonnestiona betty an the oar and the hoistway shall be type g elevator Gable, or other ;approved t pe, sad shall have a flare-r.taaardant and moisture-rs- siato nt outer *over. 11.06.03.06 The acini *Ise of conductors for elevator MINIMUM wiring rill be as follows: SIZE OF GONDUCTOF .01, For lighting oircu ts• No.14, coot that for flexibility two armor* No.16 coni• duotors may bar ed in Wells' in travel- ing *Oleo and On the ear. .02 forlevator opn�ating and oontrol strot:its, No.16,Typal RF-32 or 17.32 fixture vire. .03 For signaland circuits a ; for fixtures. 110.141,pe -32 or FF-32 fixture wire. 1146.03.07 The following wiring methods shall be orp1oyed$ WIRING METHOD .01 In istrays: Conductors located in the halstug, •xoept traveling cables and eaas duotars used in signal gqateas of °tams 1 or 2, shall bei installed ind conduit or eleotrieal aetsllia tubing, exo.pt that t1oible conduit or an allele may be used b.twosn riser and limit iwitobes, interlocks, push tattoos or similar devises. .02 Oa the Cart Conductors and traveling eaxblcs on the ear shall be run in rigid conduit, electrics aetellio tubing or wireva,$s; except that short runs of: .01 Flexible sesdstt sr Bid cable ger be used if so loOsted a►s to be kept free from oil, and seawall fastened in plaoe. .02 Types oord n y► be used as the flexible congestion between the fixed wiring on the oar and the switch on the oar door or gate IS seoruely fastened in a position not liable to mechanical injury. .03 Between Motors and Control ?armlet The cons. duotors of rotor circuits between motors and control panel may be grouped without any additional insulation Of the separate conductors, provided the somplots k is either taped or corded, and paint in a manner to make sass a rigid, self«supporting form, not over three feet long, and not in * position liable to aeobsaieal damage or subject to a tesperature in exOess of 49C (120F). Where continui of elevator service is of vital importance, itis recommended that feeders searing such elevators be so installed that the elector seaE vioe is not likely to be interrupted in Name of a fire in the b*tildtng. I$: TALLATION OF CONDUCTORS 11.06.03.48 Conductors leaVing rserways shall 001147 with the RACEWAY provisions of sections 11.03.01.15 and TERNINAL 11.0 .01.16, but in no tease shall the reser FITTINGS terminate less than six inches from the floor. 11.06.03.09 Split fittings or clamp fittings mmy be used on LI? exposed conduit or electrical metallic tubing except there the conduit or tubing contains feeders. 11,06.03.10s for pipes, conduits, and *XL cable SUPPORT shall be securely fastened to the guide rail, or beistwq eonatruation. 1146.03.11 The number of operating and oontral-oirouit con M R OF dueler, installed in a raceway may be in accordance cONIAJCTORS with Table 5, of Chapter 11.10. IN RBCEWAY 11.06.43.12 The restriotlons of section 11,03.21.42 as to the length of auxiliary gutters, end of section 11.03.21.05 as to number of con. duotors in auxiliary gutters, shall not apply. 11.06.0 .13 Conductors of oar lighting circuits, and 41x`1QN signal systems when not an integral part of OF LIOUTINO the elevator wiring system, shall be Rep- AND 10 AL arated and run In separate traveling cables Ol}tCUIT$ and raoexays. 11.06.0344 ( oaduoters for elevator circuits including 44 F operating, control and power conductors, and [Nims IN signal conductors when an integral p of ONE HAONWAY the wiring syntws, may be run in the same OR CABLE traveling oable or reser state* when the hsupply is from the same source, 0,041 e tbm oharaoteristies of the voltage amdfor current may be changed within the system by rectifying, trans:0min or other oQ#eerting devises supplied from the elevator feeder oiroui t; provided that all conductors are insulated for the mnamme voltage found in the *able or resew system the live parts *1 the .gslpmennt ars insulated from • r for this maximum voltage. Such a 'sling cable or rasser may also include a pair of telephone conductors to serve a telephone in the oar, provided such oo duct- ors are insulated for the maximum voltage found in the cable or resew system. 11.06.03.15 No electric conduit or (tables, except those FOREIGN used to furnish or control paver, light, heat wIRE3 or signal for the elevator or hoistw rs,shall have am opening terminal, outlet or Junotion within the holatirq but shall be continuous between outlets or terminals situated entirely outside the h4is . It is not intended prohibit the interruption of long runs for the purpose of supporting or pulling in conductors, and pull besets nay be installed for this purpose. TRAVELING CABLES 11.06.X3.16 *Wain sables for otroulte other than CABLE eigssla shall be of a composite asses 3. ASB BLX of sipper and steel wires, unless on. or Tors forting fillers of cotton or hemp, or of ootton-eOrered or rUbberk-aoVered etc.]. u's'e, ere laid up with the oonduotori under the outer ooVering of the vabe1. In gables containing six or more conductors the s,, psrting fillers shall be run straight and not cabled with the conductors. 11.0643.17 Trav011nig +lablgs for all signal oirou.itso IAISPVISION and for all ether circuits not oTer' 100 fret aj' CABLES in length, eery' • e suspended by suitable alas U the gables are so con,truoted that the salt of the *able 13 not carried by the individual conductors. 114643.1e C - .1d prover the traveling vablis on erg mar PROTECTION eons in ©ontalt with projeetiofs or corners 4F SWINGING of the building construotion in the hotstotisy, 1, CABLES sl dh as I berms* ledges and the like, euh irregular surfaces Shall be gado Shoot natal or by severing with heavy gang* other suitable means. CONTROL 11.06.03.19 There shill be a means for disconnecting g1 30N$ CTI G .a1l oonduotors of the motor circuit. EAB3 .01 •l The diaoonneotbg moans may be ( an saternally erreble *Moho 2 n remote. control cireutt-bre ker, or (3) open switches or oireuit.-breakers on three or more circuits, grouped on a switchboard accessible to qualified persons only. .02 Loostions It ahatl be losntid within amt of the motor, units/ IP001111 permission is given to baste it else- e. .03 Field Controls if the elevator is controlled by varying the field oux'reat of the generator, the requirements of paragraph .02 shall ap! to the ewitoh in the circuit -- , _ : the motor which drives the generator. 11.06.03.20 A limit switch shall be provided for upper LIMIT and lower limits of travel for all elevators. SWITORE6 goo section 11.05.02 for elevators loomed in garages. 1006.03.21 Eleotrlo elevators used to oonvey u'sone, PHASS It operated by a polyphase a1terda — PROTECTION wrest motor, shall be provided ri a device whish mill prevent starting the motor if: .01 The phase rotation is in the wrong dtre©tion, or .02 There i* a :allure in any phase. OVERCOMMIT PROTECTION 11.064342 0 22 It No. 16 oonduotor is used for sigma. cu ts, NT it shell be protected by fuses rated at not to PROTECTION exeeed three amperes. 'O aONAL CIRCUITS U x 11.06.03.23 The elevator asohlae and sottrofler shall be GUARDING installed in a rot not aside for that purpose, EQUIPMENT or isolated by elevation or by means of an enclosure or wire grille or the like, to prevent a:ooidental aontsot by perms or objsots. This room may also contain other machinery used for the central and signaling of the elevator. 11.06.©3.24 The following olearanoee shall be provided: CLEARANCE AROUND .01 Orouped Panels; It aof three or CONTROL more elevstor.■aontrolpanels having PANELS wiring on the sees is oeated in a single ,iaohinethere ball be a working spase of ra% least 36 inches beak of the live parts sa not less than 1$ inches on at least one side of the group. .02 ainnle or Double Paso/0 An installation consists of on* or two panels Mall halt at least 24 inekos working apses 1* 'the rear, end at least 36 inch** e king space in the fit of the panel O panda; and there shall be at least ld inohss wonting spas, on one aide if tttsnel is s in l e, oil *soh side if the pane]. is a double ono. Willer ►saranaes may be authorised in osrtata esit o oases by special perstssi.au is not Intended to forbid 4,ouniing sontroll ars on the aaohi ae, enclosing roar of control panels in ;Immovable tsb .net$, nor the placing of auxiliary • »,.:ant In front or rear of control • s„ provided the working space is not appreciably restricted. It ouch **bluets are tarts ed, the prosoribod dimensions of Slow space whom the back of the cabinet is reossd. opounisa 11 06.03. 25 Conduit or armored osblo aimed to elevator MEAL RAOZWArb oars Shall be bonded to grommdod meta]. ports ATTACHED O of the oar with which they IMMO in canton. CARS 11.06.03.26 For electric elevators►, the frames of all ECTh1C motors, *!orator machiiner, controllers and the SLEVATORS metal enalossres for all electrical dovioss in or on the ear or in the hoistvaf ciaoll be grounded. 11.06.03.27 For elevators other than electric,, if any NON.ZLIECTRIC a1,eotrical aonduotors are attached to the oar, ZLEVATORS She metal trams of the oar, it moroallY as ssaible to persona, shall be srovalAW4 11.0643120, All han cperat d metallic shifting rapes MAJOLOPERATED or cables shall be greandod, iAB►f. 11.06.03.29 . t mountod on members of the strnolural INHERENT oat, trans of a hail + 6011 be doomed to MOUND be grounded. Meta. oar franOO' supportod metal hoisting sables attached ,to or over sheaves or dram of oinvitor aash14e11 shall be desired to be drsindod whom the machine is srommdr c is aseo isuei with section 114,02424, SOUND RNOORDING AND sIRILAR Z JIPMENT 11.06.04.01 This *Mae shall apply to installations *COPS of ois4pm at and wiring used for sound.»reoord- lag sad reproduction, **atr.1tsod dietributila of eon, public edam's, opiteoh-input votes' and electronic Vis. 11.o6.0warp oa **sot as modified by this srtiole. wiring end APPLICATION equipment trot source of power to and between 01 OTHER WI*** opted to the interior win - moSomo ARTICL2$ shall ° with the requirements of tors 11.01 t�t4, inclusive, of this °ode. 11. 6,44431 The annbsr of eesalitors to a conduit or other nun or mow Shall owspay with Tablet 2 and 5 of CONDUCTORS Chapter 11.10 . as follows IN RNwX .01 1111Pelaal pormission may be granted for the installation of two 2.+e uotor lead.e ovsred *Olio In 3/4 inch **admit, provided the ores-sootional area of sash *able does not Mesa .1.1 soare inch. .02 permissionsar be granted for the installation of two 2-canduotar No.19 lead. severed cabins in 1/2 inch **Adult, provided the soo of the eros.sect tional areas of the +cable, does ns) mead 32 per cent of the internal orosa-raSarea of the conduit. 11.064 04.04 liftwoy0 and auxiliary gutters shall 0001117 WINNw'AY0 AND vith requireesatsof mottos 1143.1a AUXILIARY and 11.03.21 with the following *scop toe s GUTT t whiff* used for eound.reaording sad reproduction. .02 Amber of Conductors in noway: Conductors dye or gutters shall mot fill mousy to more than 75 p t ofits .02 AuxillarywOuttor Coverts If the cover of auxiliarytters is flush with the flooring and is subject to the moving of heavy objects it shall, be of steel at least 1/4 inoll in thiakness; if not subject to moving of heav objects, as in the rear of pooh or other *qui tanels, the *over shall be at least .34 bas gauge (.13k5 i'nh). .03 *e 1-?rough Reoe1, yst meta-trough Vis# may be installed in concealed plass if run in s. straight line between Outlets or Junction boxes. Covers of boxes *as$ be aooessibls. des of metal mast be rounded at outlet or junction bases and all rots& projections smoothed to prevent abrasion of laaulation or conductors. Raceways made of seottons shall be bonded and gra as pre- scribed in section 11.22.27.5. . 4ra saiing Mixousys Ammillasy Outterss metal ildrems and au 'gutters shall be graeuded in aeserdahee vith the re- quirements of section 11.02.22. If the wimay or miliary gutter does not contain paver ly wires, the grounding conductor noel mot larger than No.14 copper or its equivalent. If the wirewey or auxil- iary uxi.Lary gutter oonteins pow ' supply wires, the unding conductor Shall not be r than the else called for in soot on 11.02.28.05 11.06.04.05 Condu©tors of the differ ** Ire grouped GROUPING 0 in the sone conduit or other bio *nolo- CONDUCTORS sure or in portable cords or cables, shall with the following requent s s .01 Power.. p ply Conduoterss Power- supply shall be properly identified and shall be used solely for ,.plying power to the eient to whin t other conductors aro connects . .02 Leads to Notor.Oemerstor or Rotary Convertors Input leads to a srotor-gensrstor or rotary-converter *ball be ran separately from the output leads. .03 Conductor Insulations The conductors shall be insulated Individuatlr, or oo]3eotively is groups, by insulation at least egurfaleat to that on the power supply aad other conductors, mop% where the power.supplr and other *on- duotors are separated by a lead-sheath or other continuous metall$o covering. .04 flexible Cords* flexible cords and cables shall be of types , its 3. , or other types specifically sppro for the_purpose for which they are to be used. The conductors of flexible cords, other ton power-supply onnduotors be of a size not smaller than Nce.,6 pro- vided such conductors are not in direct al►eotrieal connection with the power. enpply conductor* sad are equippers with Ourront-limiting means so that the maxi- ms power ander any condition will not waited 150 watts. .05 Terminal's Terminals shall be marked to show their proper oenneottions. Terminals for eonductore other than power-supply **Molitor. shall be separated from the terminals of the power-supply conductors by a at least as great as the spacing between power-supply terminals of opposite polarity. 11.06.04.06 Storage batteries shall fly with the aTORAGTG followings BATTERIuu .01 Installation; Storage batteries shall be installed in semrdame with the requirements of the authority enforcing this code. .02 Conductor Insulations nor ba►t$.r7 leads shall be rubb.rw vet .03 Qverourrent psoteetions Oyerourrent protection shall be provided as folleosc .02 *A0 circuit, when supplied by brsoch.aighting circuits, or by stomp batteries of more than eors -ho r . *opacity, shall have overcurrent protection not oxeseding 15 swam'. .02 •B" circuits &hal have ove t protection not exceeding one Went. The ogre rourrent pratestion shall be plaid in each positive lead. .03 "VI circuits nag be without over. current protection. .04 Ovorourraat devices shall be looatod as mar as praottiaable to the battery. 11.06.0447 amplifiers and rectifiers shall be so gOIPNINT boated as to be reedllr aeseibie. They shall be suitably housed and shall be of a ape approved for the unless other,- se expressly Witted the authority eator.tng ate sods, ilquipment used in hazardous leaatisss shall be speoifio ally appreVsd for the purpose. .01 t`rntilatioal Amplifiers and rectifiers shall be so b oatod es to provide sufficient ♦en- Metiers to prevent undue temperature rise within the hwusing. .02 Pretest/on Against Neobanical lajuryi Amplifiers* rectifier. loud. spe kers and titer equipment shall be so lo dated or protected es to guard against meahaniee al injury sueb as night resat in fire or personal haserd. 11.06.05 A-RAY AND RIO raEQNac! SQUIPUNT 11.06.05.01 The provisions of this *emotion shall REPAY to all apparatus ei x-rsWorsting erating at any frequency, or highpfroquemmya p- oesta for *edloal use, examination of fabrics, metals, fruits, or any other purpose. High- :tequila as used in this section shall include those above normal ooreearoial frequeries. 11.06.0 .02 Overhead stationary eeonductors shall not 0' 4,w s+- g be loss than seven Meet six inohes from the OONDUCTORS floor unless guarded fres contest. 11..O. .73 L an fluoroaoo�pe table* 1 be ade1- ON TAI3LR,s © will guardoay again t inadvertentr provided with a barriers 1146.0544_ If one side of the htgbuwlsoirauit Is *ILLLd ER trundled* silliamnstie shell be connected ted this grounded lend and need not be guarded. 11.06.05.05 The los-voltage strouit of a step-up trans- STATIONARY fuer shall entails a manually operable EQPIPMENT circuit-broako, having no exposed parts. 11.06.05.06 Portable paint shall comply with section POBTABL ' 11.0645.0 # 4x0ept that no oir©uit.bpoaker L;, JIP)4AT is req wham the high.vol tage parts, in- cluding the X-ray Ute, are within the shpt* metallic enclosure vhioh is provided with a seas for 4 +undln;. The oiroui t.-br oaker, when r , all be toasted in or on the portable equipment. 11.06,05.07 In a4d,ition to coapling with amnia* .RAY 11.06.05.5 or 11.06.05.06, as the cease mar APPARAM - be, the low-voltage ci.rauit shall, in all RADIOGRAPHIC oases, contain a switch whioh shall be so designed as )v openom automatically except when held aloud by operator. 11.06.05.06 A manual typo of switch shall be provided to X-RAY open and close the circuit at the operator's A 'P RATt3.. option. It la reooa ended that a time switch TUROPUf1C shell be provided wh eh will open automatically AND after a dsfibite tie* for which it has been sot. INDUSTRIAL TYPE 11.06.0549 Switches operated by foot pressure should be O? SWITCH provided with a shield over the °outset button to avoid assidoatal, dosing, unless the equipsent Is of the fully-enelotsed shook-proof type. 11.06.05.10 If more than one =ie©o of apparatus is operated INDEPENDUT from the sane •* voltage circuit, each shell CONTROL be provided with a voltage switch or calash disconnect moans provided se as to givo tadopendent cont . 11.06.0 ,11 AU operating parts, such aa sparbi.gap of highm OPERATING frimosooy aashines, sham be insulated, and PARTS all Mulatto' handles shall be made of insula. ting materia or 'Adequately wed where nom. insulatingmaterial la used, and shall be operable from outside of barriers. TRANSPONKNIS AND OAPADIToRS 11.06.05.12 Transformer* and s ;lseitors *Loh are a part (MURAL of an Awroy or r�ueesiy Shall not be regaired� ooors to Y, requirements of section 11.O.O7. 11.06.05.13 Vetoes sfl ou rent-oarrfing parts of capacitors, DRAINING and of the conductors conned ed therewith are GAPAGI a0 ]eews$ seven feet six inches from the floor CRAM and aro inacoessible to unauthorised persons. or u ess when within seven feet six inches from the floor are within enclosures of grounded metal or insulating material, osepacitors shall be provided with an automatic aeons for discharge saa the plater whenever the transformer primary is soonneotsd from the source of supply. GUARDING 11.06.05.14 nigh.veltage parts within seven teat six inches GENERAL from the floor, including X.ray equipment tubes and their leads shell be protected against contact by barrier* Of grounded metal or by inesuulating material approved for the purpose, 11.06.05.15 unless the the termiade sod high-voltage TUBE leads are separate from the patient by `ERMIaA LSeid metals or t sola i barriers, the terminals end ce stirs eesseestsd to them shall be insulated for a distance of twelve inohesto and the leads shall be serried away fres the patient as directly as praotioabi.e. 11.06t2546 '51ooden cabinets containing high-voliege purls shall NC LLO .a be lined inside with approved fire-resistive OF 1100D material. The bighimeltage parts shall have adequate spacing from wells of the oabinet. Nigh.eoltage equipment eentaining oil shall net be installed in 'modes sabiegets. Gabinets shall provide sufficient ventilation for safe operation of the equipment therein. 11.06.05.17 X-ray tubes used in therapy shall be mounted in THERAPY enclosures of groundedsmetal or insulating TUBE8 AND material approved for the purpose unless other. EcUIPA NT wise expressly permitted by the authority en- ferei this sods. Unless fully enclosed in cabinets or oases of grounded metal or of .DPVOVId insulating materials all highrroltage parts of generators reotit"iers,, filters and 0001i equipment shell be installed in s separate rens or enclosure. imitable arrange. seats shall be provided whereby the switch oesttrolling the -44 *Iseult to equip. most sill mossoI be open, sms t while the door of snob room or milieus, is leaked from the outside. i11y.�fl�6jj.�0�" .1g Lov-�tregv._, ourrent.oar to s_ off iaeski n er L© at CY of tai " - r i•. or o 0 shsU be PARTS insulated or marded eo the q` sonnet be touched cirri tion. This dies to all. parts *seeps ,. noy otrouit proper vb,to t delivers quenoy current normally for therapeutic purposes. GROUNDING AND INSULATION 11.4 6.05. 9 Non-ourrent-carr3metal partss of the tube GROUNDING stands fluoros p o and osrtoo ae �unded n the manner ,her p i end shell in section 11.02.22. 11.06.45.24 Insulating floors. meete or platforms shill be IN LA?` ON provided for operators in proximity to him► voltage parts. Nonwmetalllo tables and *hairs ,are reoommeided. Floors of Flours be concrete or other oonmateriel materil tinoeum Or ether insula oompl*mat inl tappcoverd ed atl nt sod without the use of metal for *souring in plsoe. ONAP112 s u - SPECIAL CONDITIONS 11.47.41 ENEAGENCY LIGHTING 11.07.01.01 lighting shall include s11 required SCOPE exit t and all other lights that are a eessarary to provide sufficient illumination to Melba* persons to an. their way out of a Dull Such lighting shall include exit signs ttanal exit signs 'and emergency illus t lights. 11.07.01.02 ; ►' lighting shall be designated on DE;JI ,NA?I bull' Altos as followsi .pl t t shall be the designation for a ell exit lights. .02 E I7 shall be the designation for all dirsotional exit signs. .03 g g shall be the designation for all emergency illuminates limits. ?MICA. Me shall hystoal o 1A aaeeesd noelon with the llo wings t log PROPERTIES .01 *ztt light signs shall be illuminated RED fixtures signs or enclosures, bearing the word EXIT in black block letters, not less than fire (5) inches high, sad so loaatei at the builds emits as to be diseernible by person* rpt of such exits. X a fixtures may also be used for g X lights Where such t $ fixtures or sermiosures !sari► open. clear za whits frosted glass bottoms. (Note t part of 1.0.09.01, of the neat Beall: Building Code re!erring to the color or exit signals (green) is :super. coded bis the State Hotel ssian ruling that such exit signals shall be red in color. .02 p signs Shall be the ears as E 3 signs eaoept that tai shall have an illuminated,d tional arrow pointing along or to the path leading to the building welt. .03 X b lights may be any Approved type of ellestria lsmp or fixture. 11.07.01.04 Current oupplrehall be such that in event of CURAtAT eser easy within the building or group of �3i rLY buildings concerned, Seenelley lighting shall be available, 3uoh !arrest supply for emergency g ncy lighting shall be as follows; .01 One amiss and a storage battery of suffi•iont capacityto y and. maintain at sot loss than 9 +amplpercent full voltage the total load of the aipuits carrying lights for oserg nay illumination for .a period of at least 1/2 hour. Automobile better/Aso or lead batteries of other than the sealed, glass jar type, ars not considered suitable. .0? O*e sorviso and a ,g.norstor set, driven by set• form of prim mover a d of capacity for en•rg•ney illuminats* batt, with sui tabl e moans for automatie� starting the generator on failure of the no 'movie.. .03 Servisos widely separated. oleotrisall ap rhi•a�.1,T 9 s may be approved by the ,owl amthority. .04 Oinneotian on supply side of the main service if sufficiently separated from main service to prevent simultaneous interruption of supply within the building or group of )si1dings served* it is r oommomd.R that Alm available, ant if such l satioa as hospital opa►tating peens, *swot* mod individual servioos be required ter oworgen•y lighting. 11.07 .01.05 Assrgomoy lightshall be mandatory in the MRS followings Of buildings and the current RWIRLD sup fir such emergency lighting shall be as gY moos ed. .01 Zs gip A buildings of over 100 seating sweetly. the current supply shill be as stipulated in suctions 11.07.01.04.01, i107.01.04.02 or 11.07.01.04.03 of this Code. .02 In groups $, 0 and 0 buildings where the total length of commonly used hallway is fifty (50) feet or over. the current supply shell be as stipulated in sections 11.07.01.0 4.03 or 11.07.01.0 t.04 of this Code. (Mote) Group A buildingu shall include all theaters, auditoriums, or similar piaci* ofirol ili assembly primarily sdaptid and used to the giving of Avis operas, motion piitures, vaudeville, or slur forms of entertainment. . � $ buildings shall include all ani s riums ogler than group A, ohuxohas, =fie, *Juba, mummies, danoe-hells, ntstrattwa office, hospitals, or stailar buildings. Croup C builaings shall include all public and parochial sohaalr kindergartens, ay schools, or similar buildings of one ed or more seating capacity. Group G buildings shall inaludi ail hotels, apartment hotels, apartment houses, or other similar buildings. ll .01.06 Fairway lighting shall be located as follows; RINXIXED SPECIFICALLY .pi E 8 signs *hell be iodated at all building exits, including outside doors, s , stair.toveHoopess, fire oapes and it *marts. .02 E D signs shall bi lematsd at all hallway intsrseotions or other points of change of direction along exit paths. .03 p $ lights shall be looate$ In all arias messier? for safe seeing (which ase 7.26.09.03) along the pathsof emit, elevator or arias and plasia of publie assembly. 11.077.01.07 If a source of supply at lass than 50 volts 3Ys' cis OF is ta1o�: ed as one of the systems, the LESS THAN installation shall also comply wih the pro- 50 VOLTS visions of other sections of this code pplioable to such installation. 1l.d7.Ol.O �- Audible .nd visual sinal devises shell be pro- p O7 a t 'tided, -where possible to give,warning of s SIGNAL derangement of mmillumination ourrent sources Jeopardising their proper functioning,, and to indioats When brttes or generator sits are oaring the emergency illumination load. 114 .01.a9 »ysteos shall be operated and tested sufficient- TEST: IND ly frequently to assure their maintenance in MAI TENASOtr *pirating condition, and batteries shall maintained in Dully charged condition. It is r'esommended that inspection authorities having joriedietion conduct a test on the czar- plots system upon installation andp.riodiaelly afterward. 11.07.01.10 Lights Shall be provided and so located and P OY sIAN *applied as to provide, with one service inter. FOR LIGHTING opted, emergeney illumination without appre- CIRCUITS stable delay, The installation of lights world ordinarily require either one of the followings .01 Am energeney lightingeysteme independent of the general ligh imster, with pro- visions for automatic 7 transtlarriag. by means of devises approved for* the se, the •lsystem fres a�tive supply supply. .02 Two or more separate and complete systems with independent eurrent supply pro- riding ridi emergency lighting. Unless both Systeme are kept lightedmeans shall be provided for au atioally lighting either system upon failure of the other. Either or both systems say be a part of the general house 110Sial if circuits osrrying 1 is for arepsessy illumination are int/Milled ed in aoeosianoe with other sections of this article. 11. .01..11 Wiring ahall be kept independent of all other INDEPENIMMT wiring and equipment* wXRING 11.07.01.12 Me lassie or lases, other than those 00Nt CTION ed as required for erergcs y Muni- OF oelliat1, shall be supplied by web circuits APPLIANUS megt es provided ill sub-paregraph .02 of section 11.06.07.10. CONTROL 11.07.01.13 The *enemy lighting ereSsa of each building DIOoNt401'00 *hall have its awn individual disoonneoting REAM means. Such disconnecting means may be a REcilina manually operable or remote oontrolled switch, or circult-broaker, that shall be boated no near as possible to the mail service svttoh of the building. The en-closure of this die- monnoeting moans *hall be painted a red color imad Shall be marked with tho words NXIT LIGHTS in bleak letters of two luta* or more in height. Such switeh or breaker shall be **peat/0 of bele" locked in the ON position and its operation and the contro; of the emergenoy liatimg shall bo the responsibility of the management of the building. The seemed moors* of current supply of the OusesseNclighting of a Wilding shall have its o alesonautoUng means whidh shall auto- malleably oonneet its current supply to the emergency lighting system upon failure of the service am* amtematioally disconnect its current supply when servios to the building Is renewed. Such disoonnecting moans and current source shall be placed in an approved location. 11.07.01.14 In addition to the above there may be the OTHER following control looked type switches CONTROL either normally or remote controlled. SwITCHE6 .01 one switch controlling the feeder to an emergency lighting distribution panel. .02 One switch controlling the overhead ER lights In a theater auditorium, such switch to be basted in the theater lobby or projection booth. If located in the projection booth, such switah shall be operated to the ON position by the proper use of thermal links within the booth. .03 One switch to control separately those LA lights on the exterior of the building. 11.07.01.15 01.15 Esergenr lighting circuitsshall not be connect to or cont lied by as stage 00NTHOL lighting control. PROHIBITED OTERCURRENT PROTECTION 11,07.01.16 salvia*sviae overourrent devises only shall be ARVICi planed ahead: of the branch overourrent protion. 11.47.41.17 The everourrent protective devices of the A4Q4BL .oy lightine system *hall be aemees1110 QNLX n to euthorised persons only. AU` IL:4-i D 11.07.02 CIRCUITS AND iQpIWANT OP RATI tG AT MORN THAN 600 Yo t.T6 11.47 02.01 This mottos shall apply to installations GEN4AAL operating at sere than 603 volts betimes oendustere. 11.4 .02.42 fteept as modified by this section, servio e APPUCATI0N of move than boo volts shall conform to ur Onat secItoas 11.02.16.01 to 11.02.16.071 ieetors sECi'14![t shall oonCorm to sections 11.04.05.61 to 11.04,05.65; transformers shall waters to section 11.Q4.471 gaa..tube signs shall con, fern to sestina 11.06.01 aM high-frequency equipment shall conform to section 11.06.05; and outside wires to section 11.07.03. 11.07.02.03 Conductorsdevices and equipment shall have ... INATION an insulation or separation parts of '+ different potential and between live parts INTITARUPTIMO and the ground, sufficient for the, particular CAPACITY voltage employed. Devices which break current shall have an interrupting oapaaoitY sutfiloiont for the voltage and ourrent employed. 11.0 .Q2. nowhere than in substations and transfer CONSTANT. vau.ii eenstsaurreat systems shall not CUi IT be /metalled atalled in buildings, sad lamps or fixtures on series circuits shell not be attenhed to exterior of building. -Anal* unless the walls are of fire.resistive construction. INSTALLATION OF CONDUCTORS 11.07.02.05 Neeept is motor, transformer, switching WIRING and Mete' r' a, � in sorties runs, con- 1 Th4D duotore 411 to In rigId illnidelt, duct, or armored 'able spssially warred for the voltage. 11.4 .02.06 All eirouits of more thanvolts betwecs CONDUCTOR conductors *tell be install7500 only in WNW. LOCATION tomer vaults, substations, and tirs«.reesistite motor rooms, except a4 emitted for gas*tebe signs in section 11.06.01, end for X and high frequency equipment in otion 11 .45. Co l etl in *conduit or motion daft and enclosed by concrete, brick, or equ velont tire-resistive satsr'isl not less then two inches thick shall be *moldered outside the building, Conn. tlsas fry duct end to terminals or enclosures of apparatus, installed as permitted by solutions 11.Q4.Q7.04 +.03 and 11.07.02.14, shall be as short es pprao tiaa'bl.s and may be run in conduit ng it without covering of concrete or rigid 11.07.0e,01_ Open insulated oondustsrs shell have a flame.. FLA » `AIA- retardant outer covering. The conductor covert.. ANT COVERING Leg shall be stripped ba k one inch from the teals so as not to touch theta. 11.07.02.0g where conductors mem from a lad sheath, LEAD.COVVRED the shall be protected from moisture and CONDUCTOR al injury ' a potholed or by other means which 411 give equivalent protection* Thi lead sheath need not be continued overBORN where moisten is not present but the ends of ends the load Sheath shall be belled out and the sheath banded around the spllas by No.b oepper rise and ground clasps. 11.07.42.09 Conduits shell. enter and be secured to the CONDUIT caving, shields or enclosures of apparatus or SWUM TO to terminal boxes bolted or otherwise secured FITTINGS 4y to the aasint, shield, or enclosure, except in APPARATUS generator, tranateraer, switching Ad motor rooms and in substations. CONTRA 11.07.02.10 Seatiams 11.07.02.11 to 11.07.02.21 shall t ,NF 'v17 Only to circuits and a►; tus supplied apply t+ ssrnioe equipment. to equipment in vaults under the .spec control of the supply company. 11.07.02.11 gaelb traisterser or bask of transformers oiler- SWARM periSW atleg as a unit, and, sash other operating unit CONTROL of a tads shall, wept as vi.dld In motion 11.07.02.20, be separately controlled. 13..07.02.12 If afor operates with a transformer ?t ..UP OR or a �f transformers as a unit for stopping sT x! ..D0 1 up or stepping down the voltago, they saY be UNITS controlled as an operating unit. 1147.0243 Buries trip coils 000sseted directly to the ;ARM TrNIP circuit unless guar or isolated by elevation, Ccall+5 should not be used with pima or l.frame- mounted oil oiroult-brotkors on circuits exceed- ing 750 volts. 11 Q 42.14tohes air�oult breakero 8nd control appara-. g tus on olrouite examen*$ 5,000 volts between • APPARATUS conductors shall heir a metal enclosure such • 0 Ica as meta-clad switchimpar, trucks, and cubicles, 5.000 TWO or be inetailad remotely controlled in a fire- resisti a switchmen or Motor room or in a vault ooaa lyirg with sections 11.04.07.10 to 11.44.x7.17 inclusive. if live parts of sq� Gat in such metal enolo- mem furry core than 0 volts amu are aseesalblS by means of a door, the door shall be previisd with a look so that it osnnet be opened by unauthorised persona, or with an interlockwhich will prevent wooing unloose the thereby sapwood are d ssrgiss, parts to a circuit sxoe ding 15.000 volts between conductors, such apparatus shall be installed only in a vault which cotes with ae©tione 11.04.07.10 to 1.1.01.0 .17 inclusive 11.07.02.15 Oil oirovit-Yreak � er0 sod 011 switrs Shall OIL CIRCUIT. be isolated from Other a pparatut wherever BREAMS AND presti able. If counted in a closed oompart- OIL SWITCHES meat moans shall be provided to indioate whether TO Si the breaker is open or closed. IEOLATUA It is recommended that oil switches used to control transformers be outside the vaults containing the transformers. 11.07.0P.16 All switches shall be ss losatod that the poillt awIT REs TO from which they are orated is safely esmis• ble BS 5AFELI to qualified and aux► .rised peleens. Iselating AOGSB6IdLit switches shall be aosessible to qualified persons only. barriers should be provided en both sides of isolating Switches. 11.0 .02.17 %gala isolating switches are so interlocks wARNIRQ that they cannot be opened under load, signs SIGNS shall be installed at isolating twitches %arn- nielnet opening them while they are carry- ing current. OVINCURRENT PROTECTION 11.07.02.14.02.14 Nsah transformer, or bank of transformers UNERAL operating as .a unit, except instrument trans- formers, r -- formers, and rashther operating unit of apparatus, shall be ,protected from overourrent by. a manually-operable oircuit .breaker which will interrupt all uagrounded con uetors, Izeep% es provided in soetina 11.07.02.20. Transformers operating La rrltiphe, except in the ease of two transformers of stfusl capacity, 0411 be separately protected on both primary and soeeadary sides. For potential instrument transformers see aeotton 11.OL .07.l9 11.074249 The fiber of avereurroat units shall be as OURQURRSIT specified in section 11.04.05.20 of this code. il*ECIFIGATIONS 11.07.02.20 011.filled or other suitable types of fuses FUmay be used on circuits not exceeding 2500 volts to ground and rated at not more than 3400 .0,044 or not easeeding 7 bolts to and 1. . amperes, for the fellewing pur osea s .01 For the protection of individual feeder or breath oirouits at the point where they receive their Apply. If there is sere than one such olr*utt, there Shall be a manually-operable circuit-breaker between the point of origin of such circuits and the source of supply. .02 ?or the proteetion of individual transforms ere, or banks of transformers operating ss a unit when such transformers ere supplied by a aeon's feeder, vided that such feeder at the point sere it receives its Circuit-breather cl hecaprotected era manually by either neechani.osl or electrical means. A oirmmit supplying a single trans- former or bank of trensformeeri need not have oircuit-.breaker protsotian. .03 For the protection of other classes of apparatus by special permission. 11.0 .02.21 Yu4ble cutouts shall be so installed that the PROTECTION Rowing of the fuss will not result in injury FRG) FUSES toersons or a to other equipment. They shall be aeceee to qualified attendants only. 11.0 .02.22 Motors operating at more than 600 volts Shall NOTORS OP M comply with the provisions of section 11.04.05. TING AT OUR Ye LTe 11.0742.23 3erv'ioee and service equipment shall comply with SZRVICE AND section 11.02.10. 4UIP$L T FOB OUR 604 VOLTS GUARDING 11,07.02.24 If a©oessib3.e to unqualified persons, all live GUARDING parts, including conductors, shall be enclosed toil PARTS or isolated. 11.07.02.25 To secure isolation by elevation, the distance I:. .► TION above the floor or working surtoee shall be BY FIEVATION not less than sight feet. 11.07.42.26 ixeept in stations substations and vaults, WORKING under the wale contra of the supply oompra ny, SPACE adequate workisg s Shall be provided adjament to ourrentsioartring parts upon which repairs or adjustments must be mode while such Ports are alive. The clear epee, when row. able ►vi- able - a are taken away shall be not less than time feet. If lire parts are exposed on opposite sides of the working space, a clear spas* of not lass than four Seel shall be pro•- videl. 1,1.4 .9. 27 Air -break isolating switches and fuses shalt AIR..sm 2 .x be soosseible to qualified persons only. SWITCHES Ami ?U 0 .02.28 Genitor, switching, and motor rooms shall be o c, sscu ely looked Loop% while a qualified person i�fi� la present.MID ROOM TO ME LOCK= (ROUNDING 11.07.02. 29 lzoept In stations, substations and vaults GI:NERAL under the sole control of the supply company, enclosures of metal and all non current-oarry- iag parts of equipseat or apper atus shall be • T a Q ed in the manner specie iso in s ec tion 1,02.22. 11.07.03 OUTSIDE WIRING ON £XT IOR OF SUILLaNG3 11.07.03.01 Wiring on exterior of buil walls shall 4IRING comply with the following sections 11.07.03.02 to 11.07.03.08, except s•rvioe conductors, for which see section 11.02.10. For circuits sxoeeding boo volts, conductors shall be rigid conduit except that electrical metallic tubingbe used for secondary on signs or outline� ting as provided in section 11.06.01. 1.1.07.0 3 .02 open condmotors on insulators shall have rubber CONACTOR or weatherproof covering. Conductors in raceways COVERING or cables shall have rubber covering. 11. .03.03 open ,nduetors not Wised to the weather ` a alkPO may be rigidly supported en eines or � AND knobs, placed st internals not exc R -y1/1' CLEA OEs test, end shall be *operated not less ,K r '.4/2 inohes from *soh other and one inch from the surface wired over. where exposed to the weather, eoaduo tore shall be supported on insu- latars, racks, or brasltsts designed for the purpose, placed at intervals of not exceeding nine feet, separating the canduotors at least six inches fans each other and At least two encs from the surface wired over: provided that supports mss► be plsoed at intervals not exceeding fifteen feet if conductors are separated at least twelve inohe• from taab other. 11.p7.CM3.tis Open conductors shall be separated from open aPARATION conductors of other circuits or systems by Mot felt less than four inches. OTHia QuNttUCTt is 11.07.Q .05 Opsa oonduotors shall be within ten feet gym EG ICAL the ground, shall not be readily sosessible IRC?"!' CTYO i and shall not be eubjeet to meohanical disturb- mom Conductors within ten feet of the ground team readily sooessibie, or when subjected to iweheaisal disturbance, shall be protected by Neaduit. 11.07.03 406 Open conductors where they eater or learn a DRIP 1,00F8 building shall pails upmart sad inward through slanting non-combustible, non-absorptive insula- ting tubes. DDrip loops shall be fasted on the conduotors before they enter the tube. 11.07.03.07 Conduit on exterior of buiblings shall be sets RAOSWAX3 raintight and suitably drained. :1Vs'a'LiWAD 4IItIRG OVER PUBLIC ROAD .' ' 1"RtitTra AND ALLOS 11.07.03.06 In order to facilitate the operation of fire UNP.RAL departments and to avoid fire hazards due to the exposure of adjacent buildings to such over head wiring, overhead wiring in public roads, streets, and alleys, shall comply with sections 11.07.03.09 to 11.07.©3.10. /1.© . .09 Overhead wires on roads, streets, or alleys, c�ONDUCTO} shall comply with the following: FROM 3UII.UIN03 .01 7.one for fire Ladders: It buildings exceed three stories, or fifty feet in height, overhead lines shall be arranged so that a clear space (or zone) at least six feet wide will be left either adjacent to the building or beginning not over eight feet from them, to facilitate the raising of ladders when necessary for fire fighting. .02 Less Than 7500 VoltsI Open conductors of less than 7500 volts between conductors shall be at least three feet horizontally from buildings unless eight feet higher then the roof. .03 Useediag 7500 Volts Open conductors of voltages between 7500 and 15,000 volts between conductors shall be kept at least eight feet horizontally, and open con. duotors of more than 15,000 volts between conductors shall be kept at least tea feet horizontally, from all buildings except those which they serve or central stations, substations, and transformer vaults. 11.07.03.10 Telephone, telegraph and other communioatian U3t OF conductor. shall not ester any building from COMMON a pole-line where these conductors are CR033ARK supported on a orossarm used also to 'Lippert elestris light and power conductors, except toetiou conductors used for ©perettOg purposes by an op a ra t i ng utility and sat eri*g buildings used for such purposes. OVERB A1? coNLucTOR 3 ON PE.IVATl PRZKI5Ne 11.07.031Overhead ooMmetors on private premises, other APPLICATION tout in yards and other premises of public utilities used for operating purposes, shall comply with the requirements of sections 11.07.03.09 and 11.07.03.10, and shall also comply with the sections 11.07.03.12 to 11.07.03.17 inclusive. 11.Q .a .12 Canduotor* shall be mated so as to comply with A +TIQN the followings AND 4UP 'ORTS .01 Conductors shall be so placed that moisture is not liable so fora a moss connection between them. .02 Lino conductors shall be not less than one feat apart except whom plsaed on racks or tMots, and shall not come in contact with anything but their supports. 11..© .Q3.13 Coasters sha11 be at least {eight feet above VERTICAL the Fast point it buildings over whish they CLEARANCE pus, and if attached to roofs the roof stVuoturee FROM shall be substantially constructed, Wherever BUILDING prostiosiblo, conductors crossing over buildings shall be supported on struotures which are indopendeat of the bui>dings. 11.0 .03.14 Conductive shall be mounted with s aleara:noe =ARAKS from ground as folllowsI PROM l40Ul .01 Over Driv.waysi Conductors above alleys and above driveways on other than residence property shall have a clearance above ground of not lose than eighteen fast, and if more than 600 volts4vonty feet. .02 Ovetlr Lots; Conr*atere supplying lights in automobile parking lots and other dailaroommorolal woos shall have a clog:ranee above ground of not less than twelve foot. .03 Over loot s* Etc: On rosidontial proper.. ties and else*ere across epaoes accessi- ble to pedestrians only, aonduotors between buildings shall have a clearano. above ground at not less than ten fest for wires not more than 1 >* volts to ground, and twelve feet for • Yer voltages to und. Greeter clearances shall berovid = , if, in theJudgement of the authority enforcing this ©ode, it is necessarynecoSsary to prevent cit.s- turb 3e of the conductors. 11.47.4.15 Conductors supported on poles shall be mounted CLI i so as to provide a climbing spoilt ed jaoent to the z; AGE pelt with not less Ulm the following horizon- tal dimensions: Power oonduotore, below oommunication con" duotors . . . . . . . . 30 in. Power conductors alone or above oommuniontion conductors i . . . . . . . . . . . Less than *41 volts . . . . . . . . 24 in. Exceeding 4* volts 30 in. Communioation oonduotori below power conductors - Sams as power conductors. Communication conductors alone or above power oonductors . No requirement. 11.4743.16 Conduotors running up a pole shall be protected PROTECTION from msohmaioal injury to a point at least eight ON POLES feet from the ground. 11.07.03.17 °verb's* conductors shall not bo smaller than CONDUCTOR Ncel0 fOr apans up to fifty feet IA length, SIZE 40141 smallor than No.8 for longer 'Pane. YWOON 14001110 447.p3.18 Conductors use* for outside festoon lighting OFAXRAL shall comply with the following *options RZOIMMUNTS 11.07.03.19 to 11.07.03.25o inolusivo. 11,07.03.19 Conductors shall be rubbeovered. IMAILATION 11.07.03.20 Condastors Shall not be smaller than No.14, SIZE OF exOspt that if lampholders of the intersediate CONDUCTORS or smaller sixes are used the conductors shill be not smaller than 110.18, and that Christman tree aM other domOrstiVis lighting outfits shall be approved for outdoor use. 11.07.03.21 Conductors may have overcurront protection in OVXRCURRiAT a000rdanco with Table 7,41 Chapter 11.10. PhOUCTION 11.07.03.22 Conductors for festoon lighting shall be supported CONDUCTOR as followel JUPPORTO .01 *pans Exceeding 40 recta spans exceed- Mg forty feet the oonduotors shall be supported by a messenger wire substantially fastened at each end. .02 '+train Insulator,: Yonduotoi s and messenger wires shall be sup:.?oraed by *court attachments to bui1dinge, poles, or other adequate supports by means of strain insulators. Conductor or messenger mires shall not be attached to any fire swap*, downspout or plumb- Log equipment. 114741,23 Conduotors in vans shall moor the ground CLrABANGIt by at Iseult teen Peet on restdsntail proper. ties sosessible to pedeetrians only, and Czi UN = in all other eases by at least twelve feet. 11.07.0%. Lauohslderr *hall be of approved moldedLA DACL ie:RS oos sitlen, weatherproof �, and if they are *noshed as pendent* s� have the Dan— motions to the circuit wires staggered. If iampholders have terminals of a type whishwhishplutettwe the Insulation and make con. test with the conductors, they shall be attaehled only to conductors of the stranded type. 11.07,03.25 All spines taps *hall be made ■etahati osily .S 1.1 and a otrioa ,ly secure by one of the methods AND TAPS described in section 11.01.01.17. They shall then be covered with both rubber and friction tape and painted with en insulating paint. CMAPUR vial .. LN$TALLA 'IO$ a.gCIFICATION4 11.04.01 BRANCH AND PINDER CIRCUIT OUTLETS 11.03.01. a The pravietons of this section shall be 00Pi minimum requirements and shall e Applyto branch and feeder rsuit. outlets as listed. IA all other requirement's wiring methods shall confers to the sections of the cane app1lcnble to such circuits. 11. .01.02 AU occupancies. Number per circuit, 1. VLIANOES Wattage per outlet, 1650. also of conduit, Dcr)LSTIC ". aims of tube, 1.. Site of conductor, 1.65 5 11.!„. Typo of conductor, R. sire of proteedtive devices 15A. Polarized receptacle required. Circuit voltage, 13.0 or 220. 11.0 .01.0, Ail O0ewpanaies. *umber per circuit, 1. , MIA CES Wattage per outlet, over 1650. Siwe of conduit, 1)0MESTIO . e. isn of tube, ". also of conductors, 12. OVER type of conductors, M. Sime of protective devices, 1.65 KW 20A. Polarised recepteole required. Circuit voltage, 220. 11.06.01.04 All occupancies. Number per circuit, 1. APPLIANCES wattage per outlet Naeuvlaaturer'a Rating. CONOCRRCZAL Sise of conduit, 41. MU. of tube, }". WO. RATING Simi of conductors, 12, Type of conductors, R. 110 YTS gime of protective devices, 20A. Circuit voltage, 110. 11.08.01.05 All occupancies. *umber per circuit 1. APPLIANCES Wattage per outlet Manufacturer's Rating. CVM�RRC� Sive of conduit, *R. Size of tube, *". 'O. RATING Sias of conductors 12. Type of conductor, R. 220 VOLTS Size of pprotectiro devices, 20A. Polarised raoeptaole required. Circuit voltage, 220. 11.o .Q1.o6 Amy port or all of <► wiring sielem counted CIE, upon or under any o ,•k , awning or other AWNINGS, ITC. overhead covering, os tend ag over any sidewalk, f'lClf teATI0N8 walkway or therengbfaro, on priVate or public (OUTLETS) property, that li evpported bystandards or supports from t ground, shal be supplied through a weathorpreof, polarized receptacle, boob *sole shall be so loosted that the tutee for S or 5J cord attached to the attM eat plug of the polarized receptacle, Srnot be over tire feet in length. The S oeeerd shall be protected trona aechanical injury by fltziblo aetell.ia tubing which shall be eastinuees between the attaahnont plug and the first weatherproof outlet of the wiring ge$im. The o .unding of the system shall be dished the grounding conductor which is an ins l pert t of the or SJ cord. Saab vie systaus shell be considered exposed to the weather. 11.041.o7 All eeespsnsl.e . Number per airouit, 3. TAN watt outlet, 220. Size of conduit, », CEILING Stam tribe, t*. Size of conductor, 14. LESS THAN Typeof conductor, R. Size of protective devices, 1/4 HP 15A. Circuit Magee., 110 or 220. 11.05.01.05 All ocoupanoiee. Number per cirouit 1. N FAw wattage per outlet, Manufacturer's Rates. C ILIO aize of conduit, ". S1so of tube, ". QUA 114 H. . Siz• of conductors 12. Type of conductors, R. $ise of proteotivo devices, 15A. Qirouit voltage, 110 or 220. 11.0d.01.O9 Gooupanoitast spsrtaaats and residenoee. OH - Number par Circuit 1. WsSitmdli per outlet,, �31 :`TIC 1000. Size of aondm t, Ia. Size of tube, V. Size of oonduotore, R. S of proteotiVe donee., 15A, Circuit voltage, 110. Control pilot light and svitob. Mandatory in oocupancies specified. 11. 8.01.10 x,11 ocoupancies. Numbor per circuit, 1. .. wattage par outlet' lisnutastorrr's Rating. 0�3IAL SU* of conduit, P . Size of tube, 11". Sise of conductors, R. 8$so of protective devioes, 15A. Circuit voltage, 110. Control mandatory pilot light and switch. 11.06.01.11 Oieupscoy; filling station, hotel, store, LIGHT - school, warehouse, theater, auditorium. =LIMO Location, lobbies. Number per circuit, . Wattage per outlet, 220. size of conduit, i". Size of tube, ". Size of oonduotor, Type of oonduotor, R, Use of proteotiTS devise, 151A. Circuit voltage, 110. 11 06.01.12 Ocoupanon theater, auditorina, apartment hems*, LIOIIT massol. '!Custer per circuit, 10. EKEROXMCX Wattage per on%lot, 66. Size of conduit, P. Size of tube, i". Size of oonduotor, 14. Type of conductor, R. Sias of protective device, 15A. Circuit voltage, 110. Mandatory as speoified in section 11.07. 11.0g.01.13 Occupancy; theatre auditorium, apartment house, LIGHT .. hotel, sohool. Number per circuit, 10. EXIT fsttags per outlet, 66. Sime of conduit, j". Since of tube, ". Size of conductor, 14. Typo of conductor, R. Size of protective devise, 15A. Circuit voltage, 110. Mandatory as specified in section 11.07. 11.0$.01.14 All oaoupanoiesc All locations: LIGHT _ Number per oirauit, 10. Wattsgo per outlet, 66. ORLI ARY Size of conduit, N". Size of tube, ". Type of conductor, H. Size of protective device, 15A. Circuit voltage, 110. 11.08.01.15 All 000upenaies. mbar per circuit, 2. LIGHT - W ttsge per outlet, 330. $ si of conduit, .is. 0T Si► e of tube, ". Sise of conductor, 14. ' e of oonductor, R. Sire of protective dome, 15J6 Circuit voltage, 110. 11.08.01.16 Occupancy; stare. Numbereer oirouit, . LIGHT .. wattage per outlet, 220. Size of conduit, is. 4IND0i laze of tube, u o. oize of conductor, 14. 'Type, of cond.uc for R. Sims of protective device, 1 A. Circuit volts, 110. 11.08.01.17 AU laxations. Number per circuit, ' . MOTORS . Wattage per outlet, 66. Oise of conduit, is. LES;: THAN Size of tube, is. size of coaduotor, 14. 1/4 H.P. Type of oanduotor, R. Size of protective devises, Manufsdture 'u Rating. Circuit voltage. 110 to 220. 11.08.01.15 All losotionr. Number per sirauit, 1. MOBS .. WstW* per outlet, Kanufacturer'r Ratir; « 1/4 H.P. 1iso •f conduit, is. Us* of tube,!..". ANL OVER Siss of conductor, 14. Type of conductor, P. Us* of protective de lyes, 15A. Circuit Voltage, 600 or lies. 11.08.1 1.19 Occupancy; apartment. Number per circuit, 1. RA 3GCTU Watts per outlet, 5500. Use of conduit, 34" 5.5 SW Si zei of tubi, 3/4 . Size of oon4uotors, 10. Type of conductors, R. Six, of protective devtoes, 2546. Circuit voltage, 220. 11.08.01.20 0cc p sy, apartment. $nwber per circuit, 1. M GE Watt per outlet, 4000. Size of conduit, 1: AkARTMLNT Kiwi ofibs, 14. Size of conductors, O. 8.0 KW Type of a nductors, R. S1so of protective dogloos, 40A. Circuit voltage, 220. 11.08.01.21 0Mepsnot, residence. Number per sirouit, 1. RANGE bgt$aE per outlet, 0,000. Sise of conduit, DOMESTIC st of tube, le. Size of conductor, 6. 10 KW Type at conductor, R. Size of protective devices, 50A. Circuit voltage, 220. 11.04.01.22 All acoupsnoies. Number per circuit, 1. RANGE Wattage par outlet over 10,000. Size of COMMERCIAL oonduit, Its. Size of conductors, 4. Type OVER IOZW qf conductors, H. Size of protective devices, 1. Circuit voltages 220. 114 6.01.23 Occupancies apartment house, hotel, res do oe RECEPTACLE TALssation, bathroom. Number per olrouit, 3. BATHROOM %Mary per outlet, 132. Sise of conduit, Ir Miss of tube, P. Use of conductor, 1 . TM:. of oonductor, R. Silo of protective , 1 Circuit voltage, 1110. mandatory in all bathrooms of 000upamai apeolfied. 11.06.0.11*.y ©s ; . all except residences. RECEPTACLE ` emit, 3. *Stage por outlet, 220. C0Id••MA0R Pit Mniber of •Qshin. per r e ler, 1. Maximum lith of cord, 6 feet. Minor of receptacle, red. Size of tube, is. lime of conduit, tos. 11.06.01.25 All 000upancies. Number per circuit, 5. RECEPTACLE E Wattage per outlet, 132. Use of conduit, 44. DUPLEX Size of tube, i". Use of oonduotor, 14. Type of contor, R. Use of protective device, 5AA. Ciraui voltatr, , 113. 11.08.01.26 All osoupanaiss. Number per circuit, 5. RECEPTACLE Wattags per outlet, 132. Use of oort1uit,, 4*. STRIA $Lss Of tube ". 31 s e of conductor, 14. Type of conductor , R. Sise of protective devise*, 15*. Circuit voltage, 110. y 01. - apartments apartr a*4 residences. - Looa tea kitchens. Ihsiber per circuit 1. DOKEST1O Wattage per outlet, 6 . dile of conduit, 3". MANDATOR' Size of tubing, P. Sise of oanduotors, 14. lb* of conductors, R. Use of protective devises, 15A, Circuit voltage, 110. Mandatory in **empanel.** speeified. 11.06.01.2* All moupancies. nuabeser circuit, 1. ungues RS Wattage per outlet, 66o. Simi of aanduiit, i". DOMESTIC Use tube, ie. Sis• of conductor, R, Sia• of protective devices, 1 , Circuit voltage, 110. 11.08.01.2,RS All ooeupanoies. Mother per circuit 1. REFRIGERATORS Wattage per outlet Manufacturer's tang. C cs .Ts,RCIAL Silt Int conduit, 4". Use of tubs, Six, ". Siof conductor*, Si 2. Type of conductors, R. Use of protective devices, 15A. Circuit voltage, 110 or 220. 3.1.08.41. • Sash oom erroial refrigerators and coolers RIS d\ • •' 5 that are of the walk-in type shall he oquipp a ci 00mMERCIAL with rigid metal conduit, moisture-proof nCIFICATI013s fixtures and lamps pr•teoted byguards. 1 conduit Stell be exposed and thor0m017 • by rases► continuityto the building • system. al conduentering such retries/0- tors efr .g r-tors or coolers from the outside shall bit sealed off at the outlet box nearest the point of entrance by sealing compound or other approved seal. Conneotors to motor appliances mor be nods with Me or other flexible tatallie e+t*duit, of short le the only, which sbs11 be seourelf fastened Se the motor housing trews or junction box. In no some shall the POommsy syaton sake contact with say refrigers- tlag coils or other freezing units. 11.08.01.31 Occupancies; apartments and r esidenoea. -4= BEATER mer per airouit,l. Wattage p r outlet, 1000. RATE 5tse of conduit, . Use of tubs, . Sims FIXED of conductor , 1.4. Typo of conductor, P. Use of protective Vis, 15A4 Circuit voltage, 110 to 220. Mandatory' in occupancies 11.08.01.32 Occupancies; apartments mad residences. 4PACZ HEATERNumber per ciroui 1. Wattage per outlet, 1000. BATH size oonduit, 'x Size of tube, i*. Si** of PORTABLE conductors 14. a of eonductors, R. Use of preteen . devises 15,A. Polarized reoeptaalr required. Circuit voltage, 110 or 220. 11.0$.21. 3 All sca pansies. Member per oirouit, 1. A'CR =AVER tR Wattage per outlet, 1650. Ileze of conduit l d. PIANO also at , RUse. Use of conductor, 12. Type 1.65 KW at voadaetor, R. Size of protective devioes, 144. O rsuit voltage, 110 to 220. 114641.14 All eu amiss. limmItor pet' circuit, 1. SPA= NIA KA yettosie per outlet, 1650. Size of coat, *. tiNTiliLT Rite of e, . miss of conductor. 12. 1.65 1( Type et Io auotor, P. also ofprotective devises, 2t ►. Polarised reseptaeie requirod. Circuit voltage, 220. 11.08.01. S� ooe anaies. Symbol' per oiroui t 1.. JACK: H A t Watta r outlet, 2000 to 5000. Size of 'IUD eenduit, ". Sine of aonduotor, 12. Type 2.0 to 5.0 KW of oond*otor, 14 size of protective devisee, 20A. Cirouit voltage,, 220. 11.08.01.36 All occupancies. Mambos* per circuit, 1. SPACE RELATER Wattage per outlet, 2000 to 5000. Size of PORTABLE conduit, ". Bias of tube ". size of 2.0 to 5.0 KW conductor, 12. TM. of conductor, it. PQ],arized reoeptao. s required. Circuit voltage, 220. 11 01.33 All ocaupanoies. Number er circuit, 1. HEATER EATER Wattage per outlet, over 5000. Size of conduit. 'LX size of tube, 'PO Size of conductor, 10. OVER 5 KW of conductor, 11. size of protective devises Circuit voltage, 220. 13.04.14.0_ Au 000vpancies. Number per circuit, 1. SAS mum Wattage p, er outlet, 54000 or over. Size PORTA= of conduit, 3/44. size of tubs, 3/4*. Op Et 0Z Size of aonduotor, 10. Type of conductor, R. 'R Its. of pgrotsotive devises, 15A. Polarised receptacles required. Cirovoltage, 220. 11.0&01.39 All looations. Number of transformers per • TUBE tube ,, 3. Size of conduit, 1 '. Size of A Size of oonduotors, 14. Typo of conducs,rs, A, Silo of protective desioes, 15A, Circuit voltage, 110. 11.08.01.40 All Locations. Number of lights per circuit, 1• 0MS 20. wattage per outlet, 1650. Size of oondult, I OA SDES0F' lT *". Use of tube, " , Type of conductors, R. LAMP Size of protective devises, 15A. Circuit volt. age 110. 11.08.01.41 All 000spaasles. lumber per circuit, 1. TRANSFORMERS Wattage per %let 66. size of ooaduit, is. BFLL Use of tube, '11 1440 of conductors, 14. Type of conduc , h. Also of protective Wiles, 15. Circuit voltage, 110. 11.08.01.42 The location and control of eleetaioal. water WAT T BEAM t heaters shall oantorn to the following sp.oi- • 1fI0Af101* fisationa. LOCATION .01 g].eotrioal water heaters shall be readily seeeasible for repairs, removal or re. installation. .02 Previslea shall bre mals ee that there shall met be any *Weil esstast betimes inflammable sags NMI water heater bed,. .03 An erleetrtoal tater heater shall net be boosted within the Otis spaee of any building where the maximum height of the roof above the ante floor is less than seven feet, and assess to the attic is other than via stairs. .04 An slsotrioerl water hooter of the immersion type may be boosted within the hot voter storage tank. CONTROL .05 All oirauite to electrical ester heaters shall be equipped with pilot lights or other visible signals rich indicate the off and on condition of such circuits. Ash lights or signals shall be so install- ed as to be easily soon by the operators of smith eirouits. .o6 All ale.trleal titer beaters Wall to 1�pp4d with an Utopia tsrporst rs too 4040e. 21.08.gulTOIDOWponoloos bar per airoutt, 1. WATSR BEAM Wattage par out1ft loss %ban 3000. Size of LES; THAN ooAd , 3/40. Size of tube, ". fixe 3 tit of nos tors, 12. Type of o'onduct©rs, 11.Size of protsativs dosloea, 20A. 0irauit vol to gs, 220. 11.08.01.44 All solOWposoloos bar per circuit, 1. WATER HEATER *Mae* par outlet 3000 to 5000. hiss of LU8 IMAM conduit, 314". Slam Of tube, 3/4". alae 5 KW of oonduotors, 10. a of oonduotors, A Sista of protootl►e dos, fes. Circuit voltage, 220. 11.0g.p1.45, A Ooou enaies. ombsr per oirouit, 1. *AT `.R Wit` Wattage per outlet, over 5000. 31ss of conduit, OUR 5 Kw 11. Illso of oernducter, S. Type of conductors, R. Use of protective devioes, 35A. Circuit volt ogo, 220. C APT R 1GX .. CONSTRUCTION iipsoulaATIon 11,09 General Remarks: This chapter of the code describes the cbaraotersstias of fittings materials, and devices of the types oom:aonly employed in installations for which prow vi p i ons are ven in other chapters of this sode. It is intended as a guide to the o].assiftestt,)a and identitioatioa of types. suoh details Of OeIstru<otion as are included in this chapter are given as desoriptive information and not as * complete basis for judgement of devisee or materials. 11.09.01 CARTRIDGE eu s AND `U L .; 3 11. 0 , Ql Oartridge. tomes and tuseholders shall conform DIN x. ;3ION8 to olsssifleatiety as Shawn in s eetlon 11.02.20.0 4.01. 11.07.01.02 The terminals of standard oertridge fuses and I ? R UAL3 fusehalc:ere shall be of the ferrulea for ratings of 0-60 amperes, aqd t the knife- blade type for ratings of 61 .00 amperes. 11.0 .01.03 Fuses shall be plainly marked with tie pare IN° rating and the some or trademark of the maker, and the voltagafor which the fuse is designed *hall be provided on a paper label whish shall be men blue for 250-volt fuses rated at 15 amperes or less, eft for 250-volt fusee rated at more tan 15 amperes, and red for volt fuses. 11.09.02 Choc Mt= AND YUMWOLDINS 11.4 .02.01 Links fuses and f ehol4ers shall have the DINS O 6 foUowia dimer•ions$ Mimimun Sopssistion of Nearest Vital Asst Farts of Opposite Break Polarity Distance Amperes Capacity lot lq r 12 omits600- lt 1* 600-1 volts 2.. 2 For 3-wire systems link fuses, and taseholdors shell have the b resk distancs required for Cir• cults of the potential of the outside wires, except that in 125.250-volt mystens with nd- ad, neutral the fuses and tuseholders in a 2.wuree 125-volt branch circuits may have the swami specified for not over 125 volts. 11.0p99.02.02 A rpass shall be maintained between the fuse amino terminals of link fuses ofthe sane polarity of at least 1/2 &sah ix vol up to 125, of at least Um* voltages from to 250. This a the mid distance ailorlee and separation shall be pre ed if pras►twisabls. 11.09.02.03 Link fuses shall be stamped with d0 percent tAPO NG of the mailmms °arrant which they eon carry LM*tlait4y• 11.d .02.04 mast snrfaoes or tops of link fuses shall TRIAL to Of eloper or aluminum having good electrical 008meotions with the fusible part of the strip. 11.09.03 UONDUOTORS 11.09.03.01 Wires. sables and Gorda of all kinds except MARLIN weatherproof and paper-insulated wire shall have a continuous distinctive marking so that their Joao:km mir be r edit identi led. All wires cble� Mss l also be plainly tagged or marked as follow; .01 The maximum working voltage for which tho wire sats USW or ved. This may be omitted tor slow.bur slog-burning weatherproof, voathorproof and asbsstos. covered switchboard wires. .42 The words "National Nlootrioal Cede standard. " .03 Name or the manufacturing company and, if desired, trade ammo of the wire. .04 Nonth and year when manuf aotured. This say be omitted for slowa•burning, slowr..burtuing weather- proof, sad weatherproof wires. .05 This pia` typo letter for the particular style of wire or sable as given in the following motions 11.09.03.02 In addition to the type letters specified in the '3: CL U1GATI0N table in sub-paragrapph .44 of this motion, the following letters shall apply: .01 A type letter or letters used alone indicates a single insulated conductor. .02 The letter .pt used as a suffix indicates a twin wire with two insulated conductors laid parallel under an outer fibrous covering. .03 The latter "K" used as a suffix indicates an assembly of two or more insulated Oonductore twisted tagsther under an otter fibrous severing. .03 The latter My used as a suffix indicates an outer eoventng of lead. .05 voltages Type letters, when used alone, °oak conductors for use at not sore than .# volts. Conductors for use at higher voltages shall be indicated by adding nuseri. oil suffixes to the type letters as follwwse 10 for use at not more than 1000 volts. 20 - for use at not pore thart 2400 volts. 30 - for use at not more than 3000 volts. 40 - for use at net more than p volts. 50 - for use at not more than 5000 volts, The working voltages Warred to in t e tables are the operating voltages between phases of sie two-}mss# dy'stems, and twiner-phsst systems with grounds* or ungrounded neutral. .06 Labial All NEC standard rubber oavered conductors shall be examined and tested a% the footers and, it approvo , shall be laboled before shipment. WNTIFIED Sininsulated oonduotors of $o.6 or smaller, =MRS Sinai, for use as identitiod conductors of airoutts, •xSept aonduators of the weathsrpraot type (type le and t) shall have an outer Identification of a white or naturalcolor. Twin or trist oonduo tars and three. con- duo tar, cables shall have one cod tor, and four- oonduotor fables shall have at least one oenduotor identified in this mer. wires hiving their outer oo••ring finished to show a whi t e or natural gray col or but having colored tracer threads in the braid, identifying the source of manetesture, are considered as rooting the pro- visions of this paragreph. .01 tie conductors, intended for use as unidenti- fiedconductors, and, conductors other than the identifie4 eionductor in isultt•oonductar sables, shall No finished to show a color or combination of oolora other than, and con- trasting with, white or natural peer. For idontif cation requirements for conductors Umber than No.6 moo sub-paragrs:ph .02 cit motion 11.02.01.05. 11.09q.0 04 Insulated conductors for use at 600 volts or CONDUCTOR loss shall oonfore to the provisionsof the CO aTBUCTION following tables; • • ,s. . .. . . . . .. ,.. . . .. . . . . , ____ ,... ..„, . .. ... . . : . ' ... . , . _ .. , ,...„ . . ,,.. y .,_ .. ., ,... . . .. .,. . ., . . .. . . ., . _ . , ,, . . .. . . . . , .,.. , . . . . . ,.. ,,, . ..., . . ,... ...,. . . . . . .. . .. .. . .. A_ .4. . ,,, , .....,, .,.. • • 4 • 1 • • g y, f A f • S. • • • • / = (f I K l _,- 1149.04 11.49.44 d0RTZ OAHU * TYPES AC and ACL 11, * - .44.a1 Aired sable for Wo volts or less shall t I conform to the followings .31 ConduotorsI The conductors shall comply with the requirements for rubber-covered oonducters. The individual conductors exeep,►t se of lead-ooverea cable, shall boos a fibrous oovering for their entire length so treated as to be flame-retardant sad *01 sture.rssiatsnt. .02 lls*iatt The cable Shall Barry distinctive msA throughout its entire length* both in the conductors and the armor, so that their setters may be readily identified. 11.09.05 NONJOI `ALLI0 MOM CALE 1UNXRAL1,09.05.01 Renwm e li is sheathed cable shall conform to .01 Condactores The conductors shall comply with the requirements for rubbstm-eovere6 conductors, except that no braid neem be provided directly over the rubber covering. .02 *labor and f e of Candaoterss Coble shell be approved e, in sixes Nos. 14 to �a, inclusive, in addition to the insulated conductors may have an approved else of uninsulated upper conductor for grounding purposes may. .03 hark/mil The sable shall have a continuous distinctive marking ee that the mater oar be readily identified. 11.09.06 RIGID MAL CONDUIT 11.09.4_6.41 Rigid conduit shall shipped be in standard GENERAL lengths of too fort inel a coupling, one *Mlto be turnishe4� each length. h shall be reamed aid threaded on each NA. Steel conduit shall have as interior costing of a character and appsaranee and non forms conduit of mor ssioa•rssietaat .- materl 1 shall have imitable martin , so as to readily distinguish them from ordiasry pipe commonly used for other than electrical purposes. 11.09.07 BEACTNIOAL MZtALLIC TUBING 11.0 07.01 Th* tubing, and elbows and bends for use with O the tubi shall have a oiroular Qui-aeotton n ashall have sooh a finish or treataa*t of outer smfaees as will provide an . - erred per.. sanest mens if readily diatingul - . it, when island, from rigid oon4uit. 11.0941 s R?ACg N.STAL RAGE AT 11..0 01.01 ardtfaso metal nae s shall be of such con- 0 f. ,► *trusties as will 4is dt #hs• from other rasama7s. Metal 'seaways awl their elbows, sad similar fittings shall be so desigmel that the sootions son be 4eotrri**117 and meshamisally eoupled logsthor, while pro. tooting the wires from abesaills6 Moles for serous or bolts inside the metro shall be so dosigssd that when esrews er bolts aro in pleas their heads will be flush with the motel surtaes. 11.09.09 QI .LMAN! ITAL rixa 1 RACZWAZ$ 11.09.09.01 Genu lar metal floor ra+aoways shall be so con. C *trusted that adequate elistrioal end aeohanioal oestirrrsit At the easplets airst5 trill be fid. They shall provide a oemplete enclo- sure for the oonduoters. The interior surfs*** shall be tree from burrs and sharp edges, and meow over which oendustors are drown shall be smooth. Sui.twbl a bushisgs or fittings hnvisg smooth rounded edges shall be provided where Oeaduotori pass. 11.09.10 30XMS A mums 1149.10.01 outlet, ewitoh and Junction boxes And fittings, OUTLET, SWITCH it of metal, shall conform to ths followings OD JUNCTION 40XES AND FITTINGS .01 corrosion'-Resistants Saxes and fittings shall have metallic coatings of an approved type. .02 Manus of Metall For boxes and fittings not raver 100 cubist inches in sill, if oosstruoted of sheat metal, the foetal, Wpall not be less than iloak U$$ (.0717 in. ) in thickness, or it of metal shall have a wall thick- mess of not lams than 1/8 inch, except that if of lapsable iron, they shall is a wall thickness of not less than 3P inch. .03 voxes Over 100 Oubio lnohesa Bozos of ova* 100 cubic inehea in aim, shall be oompoaed of metal aid shall +oonforn to the requirements for cabinets and cut-out boxes, except that the voters may oonsist of single flat shoots secured to the box p1r.by sums, or bolts instead of BOZOS having covers of this fora aro for Mae scaly for enclosing Joints in osodostoos or to fasilitate the drawing in of wires and 'Bibles. They are not intended to enclose switches, cutouts or other control devises. 11.09..10.02 Caters of boxes a fittings shall be of a C0v thioknoss at least that epeeilied for the Inlis of boxes of the same material as that used for the wirer and of the six. *wader conaideration, or shall be lined with brolly attached insets- ting material mot labs than 1/32 inch in tibial- mess. Covers of poroolato or other approved insulating material oar be used if of such tern and %blames* as to afford the requisite ,protection amd streth, 11.0 9.10.03 Covers of outlet boxes and outlet fittings sUsHINGS having holes a - r• ubtob flexible cord pendants may s, shall .e provided with approved or shall hats smooth, well-rounded surfsees, upon which the cord may bear. It of other than flexible cord may pass thrwmgh a metal cover, there shall be provided * separate bole for each wire, said hole being eqwith bushing of suitable insulating material . 11.09.11 CA1t1i1TO AND CUTOUT 54X5 11.09.11.01 Materiel; Cabinets and cutout boxes shall conform to the followings .Ql Metal Cabinets rind sores Metal oabi*ets and boxes shall have metallic coatings of an approved typo. .02 Strengths The design and construotlon of sabineta and auto*$ boos *All be of such Os to seoure ample strews* and rigidity. It oonstruoted of skeet t1 1e1 the metal 'hall be of not less No.t6 U$ gauge 9a inch) in thickness. 11.09.11.02 The e spacing within oabinots and, cutout boxes SPACING 'hall sonfosm to the followings .01, Nerals Tho spacing thin cabinets are ootout boxes shall be sufficient to profl*e awls roes for the distribution of wires and sables gamin than, and for a separatism Nobles, Metalarts of devisee and apparatus mounted within them as follows' .01 Segos There 0411 be an air space of at least 1/16 Inch, exespt at points of support, between the baa, of the 4evios and the well of fim metal sati- net or cutout box, on whith the t•vies is mousitrod. .02 Doors . Gissrnis There shall be an aira Of at least one inch betimes 411, s metal part (including ng live motel parte of onelosed fusses) and the deer, solos* the door is lined with as armedsulat material or is of a of me nooses t $e.12 pas (.1 itch), whom the air spare shell be not less than 1/2 lush. .03 poor, - Lina-ruses* There shall be a space of at least two inches between open-link tram and aetal.ltasd walla or metal, notal-lid or Mass-planked doors. .04 Live Parts; sett as noted above, there shill, be as air space of at lout omo.half IRO, between the walls, bask• gutter partition, it of metal, or door of any cabinet or cutout box and the nearest exposed ourrent. oarr7- imp part of devises mounted within the 0414044 if the potentisled do not mood 250 volts. This spm+Sng shall ba 3Mr..sed to at least one inch if the potentials soloed 250 volts. .02 switok aloins; Cabinets and cutout boxes shall iia deep enough to allow the closing of the doors when 30.empero branch.circuit poaslboard switches n any position, or whom other single.throw switches are opened as fax as their oonstruotiof All pert. .03 Wiring Space - When Required; Cabinets and cutout box,* which contain devices or apparatus oonneoted within the cabinet or box to mare than eight conductors including *meso of branch oireutts circuits sad s miler (Omits, but including fbe impply dreuit or continuation thereof, shall have bask wiring eptoes or one or more olds Aria, Wow, side gutters or wiring arta .014 wiring mss - Enclosure; alis wiring des, $34, gutters or side wiring Nem. p►artasats of cabinets and cutout bozos Shall be rendered tight enclosures by means of *overs, barriers or partitions extending from the bates of the *Moos, oo*tsisoli in the cabinet, to the door, frame, or aides of the cabinet; prov dad however, tit where the enclosure contains only tee oonduators Bch are lad from the esti et at point* directly opposite their terminals connections to dovittes Athin the eabi*et, such covers, barriers or partitions may be omitted. !as'Ria117 enolos ed bat( wiring spas.. shall be pro. tided with covers to oemplote enclosures wirier spaces that are required by pars. graph .03 of this section and which are reposed when door, are open, shall be pro- Aided with *ewers to complete the enclosure. 11.09.12 SWITCHES 11. .12.01 arisshos shall be mimed with the current and NAMING voltage for which they are designed. 11.0 9 .12.02 Auxiliary contacts of a renewable or quick. 600.VOLT. brisk type or the equivalent, shall be pro. Klan WITCHES vidsd on all •volt knife switohis designed for use is breakingcurrents over 200 apposes. rs It is ooaasadthat such auxiliarycontacts be provided on all dirsot-current stches rated at over 250 volts. 11.099.12.03 t4tehas rated above 600 amperes, and therefore K LT1PI.k molding g the rating of standard eartri. ao- rta= *Awed fuses, syr befor fuses is 1tdpple ridat as fees as ssible are used and the foams are of the sass and ratios' an 00 aewted as to to s totea difference betweenthe terminals of he flaws. 11.09.13 $21201130ARDS AND PMI 30A DS 11.09.13.01 The panelsof switchboards shall. be wade of P arise sistaat, non-e0ohnstibls aatertal. 11.09.43.02 Bus...bars, if rigidly mounted, may be of bare SUS.NANs metal. 114943,03 Instruments, pilot lights potential transformers PROTECTION and other switchboard devices with potential OF INsTRUNEXT ooi,ls, except where the operation of the eter.• CIRCUITS ourrent dories sight introduce a hasard in the operation of deei+ses, shall be supplied by a oireuit that is protected by standard over- current ver.current devices of a rsting not greater than 3.5 am>yesaes, except that for ratings of two ers or less apeslal types of enclosed fuses may11.0 .1 , 04 itches, fuses, and f esholders used on N?'• . s panelbeards shall conform to the requirements PARTS of **Mons 11.02.17 and 11.03.22 so far as they apply. 11• .13.Q Bransh.eir0uit swi tohes shall be so arranged s ..GZRCUIT that the blades, if eased during operation, 3wITOREs will be dead when the switches an open. 11.09.13.06 If switchboards or panelboards are provided CQ4.0C DIkd with color aarkings to indisats the main bma.bars to which branch eiroutt bit .bars are ooanseteds the colors stall canto to the color oodiag of seine* 11.021.02.04 11.09.13.07 *xospt at switates sad oireuit .breakers 4PAGZNG at eosin the toliewi*( d ttamee betwee a bare motel parts, buil-bars, eta., shall be aaistata- Po_OP- rto Uy PoWilli whoa keret. on Raid the two Free 'Live Ports !a to around Not over 125 volts. . Meeh 1/ task 1/2 inch Not over volts. .l�. inch 3(4 inab 1/2 inch =of over 600 volts .. 2 inches 1 inch 1 inch At snitches enclosed fuses/ at.. ports of the sem polarity asy be plsoed as case togetheras con rsiene a in handling will allows unless *lose proximity causes excessive heating. For spacing between liens parts and doors of oabiasts, se* eub.paragraph 01 of seation 11.09.11.02. It ahead be aetioed that the above distsanes art Oho minims allowable, and it is rosasmeasd- ad that p�roater distaaes be adopted wherever the comditioas will permit. 11.09.14 mums C0RD3 11.09.14.41 Flexible cords shall conform to the followings GthERAL .01 Rubber-Covering .. Required' Tb. Individual ooru uotors of all mOrds except those for AF heat-resistant cord 'Types CA170, ATPD, APS, A sJ, AYPO, ACPD, CFC, OPP° and t FPD) shall have a rubber covering, exempt that in Type $ sord one conductor intended for lase as a grounding oonduoter mar be without individual insulotion. The rubber compound shall be ?agonisedxaept for asbes covered ties 1 sort! ( ypes AT and ATJ) and heater cord (Types HO, R$J and HPD). .pk Rubber-Covering - Th3oknesat The thickness of the rubber covering shall be not less Ship 1/64nob foriai- AT , RSJ ?and D, For other types the urinal thickness of the rubber oovoriag shall be as given in the following tsbl• sire *se Thickness Inch 114 to 0 1/16 11.09.15 ?MIMS,, LAO DZR8, R C PTACLES AND ROSETTES • 11.09.15.01 ?i&tures shall be coasts ted of seta!, woad or DiLION AHD other apprsv d material and shall be so deeigmed 1NAF NAVAL& and assembled as to soeurs requisite modianiOal f strong* andristdity. Wirswa►e, incl the I r entee *tarot*, shall be such' ts�etars may be drama La and withdra ► without injury. 11.09.15.02 Fixtures shall oontors to the following: FIXTURES .01 Katerial Other Than item!' In all futures not stele entirely of sista, rireways shall be lined with metal unless approved armors or lead*■covered conductors with suitable titts are used. This requtresent oll not opply to portable table or floor lis, nor to s in glass . marble, or eta~ alar gonembsorptive insulating materials. .02 Meehanioal 4trengthl Tubing used for arms and stems where probided with cut threads shall be not less than 0.040 inch in thickness and when provided with rolled (pressed) ids shall be not less than 0.025inch in thickness. Ares and other parts shall be fastened to prevent turning. Metal canopies supporting lholders, shades, etc. , ex*eedtsg eight pomade, or incorporating attaohsent plug reesoptaaless shall be not less than 0.020 inch in thiokness. O canopies shall be not loss than 1.016 inch was Bade of steel and not less than 0.020 inch When of other metals. Pull type c*nopy switches shall not be inserted in the rims of metal canopies trhioh are less than 0.025 inch in thick. nese unless the rims are reinforeed bT the turning of a bead or the equivalent. Pull type canopy switches whether mounted in the rine or elsewhere in sheet metal enneples, shall be loused not more than i.1 lashes free the 'enter of the Double set e+erees, double canopy rings,M a sorrow ring, or equal method shall be Seed mere the canopy supports a pull type switch or pendent receptacles The above thiakuwrss requirements 'PAY to dents made on f iniahed (forced) sc eptic. .03 BIM, Violet Bodies of fixtures, t- aIMing portable lase", shall provide apple *pow fir splines and taps and for the installation of devices, If any. .04 nature etudes Fixture studs which are not puts of outlet boxes, hiekeys, tripods, and oredt shall be a of steel, malleable iron, or other approved materia].. .45 Insulating Joints: Insulating joints shall be composed of materials especially are approved for the purpose. Those met designed to be meted with a0rewe or bolts shall have a substantial exterior metal easing, insulated from both screw connections. .06 Portables: Portable table and floor lamps and fan motors on ceiling fix- tures may be wired with approved rubber-covered conductors, provided the wiring is not located so as to be subject to undue heating from lamps. .07 Cord Bushings! Bushing or *ha equivalent shall be provided where flexible cord enters the base or stew of a portable lamp. The bushing shall be of insulating material unless a Jasketed type of cord is used.. .06 Tests! All wiring shall be free from abort-circuits and grounds, and shall be tested for those defects prior to being eonneoled to the circuit. 0 .15.03 Flush and recessed fixtures shall conform to AND the following* RECUSED FIXTURES .01 '*emperaturei pixtures shall be so con- struoted that adjacent combustible material will not be sub, t to temper- attires in (mottos of 90C �91W). .02 giolosure: Enolosures of sheet steel shall be not lees then No.22 088 gangs (.0299 inch) and shall be protected against corrosion by galvanizing, plating* or an equivalent heat.resisting costing. .03 Lamp Stops; ase enclosures are of a cis* which Waite the use of lamps whioh will welt the tomparsture limits *peel- fie* in sub p. mph .01 to be exceeded, lamp stops shall be provided to prevent the use of exactas also lamps. .04 Use of Solder Prohibited! No solder shall be used is the construction of the fix- ture box. .05 Lampholdsrs; Lampholdors shall be of �t�h t�3�i�t�-ae�a# a�ee'e u�i, shall be .06 Conduotor Insulation: Conductor insulation shall be of a type conforming to the tem- perature limitations of section 11.03.01.04 .07 All metal enclosures for reoessod fixtures in *outset with wood or other combustible materiel, shall be covered with not less than lb" sheet asbestos. Conductors supplying recessed light fixtures shall be of Type 0 or A, 11.09.16 LAXPHOLDKRS 11..09.16.01 L mpbo1 ers shall conform to the followings t .01 Insulation* The outer metal shell and the oap shall be lined with insulating material which shall prevent the shell and a from beco part f the airouitng . The lining shall extend beyond the metal shell mere than 1/8 inch, but shall prevent any current- carrying part of the leap base from exposit when a lamp is in the beinglding device. .02 Lad Wisest Lead wires, furnished as a part of weatherpreef l mphalders and intended to be exposed after installation, shall be of approved, stranded, rubber. *severed consnotars, not less than No.14 Smogs (do.l8 gags for candelabra sookot s), s1 i shall be •oalod in place or otherwise nods raintight. .03 evitchedisampholdieres Switched lampholders OM be of syoh sanstruetion that the swittig mechanism interrupts the doetrital connection to the center contact. The switching sesba*tsa ray also interrupt the eleotriaal connection to the screw 4ohl if oeuootios to the center contact is siwrl tsanewsly interrupted. 11.09.17 R034'1"ttrd 11.€3 .17.11 rosettes shall conform to the following: ROSETTES .01 Rating= Rosettes shall be rated at 660 watts, 250 volts, with a nsmisws current rating apt 6 amperes. .02 For gxposed wiring' If designed for use wittaaexposed wiring, rosettes shalt be lraided with bases which shall have at east two holes for supporting screws, shall be higha ou; tp keep the wires aid ter at least one.-half inch from the surto°e wired over, and shall have e pe reelatn lug under sash erminal to prevent the rosette being pleased over projections which would reduce the imps ration to less than ore.half inch. .03 For Us. With Boxes or Raoevayst It designed for use with conduit boxes or wire resoways, rosette bases shall be high inopaLto keep wires and terminals at least 1/$ inch from the surface mired over. 11.09.1e INCANDEI=MT LAMPS 11.09.18.01 Ineandeseent lamperashall not be equipped BASES with medium basso it above 300 watts rating, nor with awl bases if above 1500 watts. Above 1500 watts speoial approved bases •r ether devises shall be used. 11.09.19 XgROURY.VAPOR LAMPS 11.09.1941 Resistors or regulators for meroury-vnlow ENCLO3URg lamps shall be enslosad in n011.00samasSIble oF RX$IZTORS eases and treated as souroes of heat. ANL REGULATORS 11.09.20 MOTORS AE O01ITROLLSR3 11.09.20.01 Bort.rubber bushing, may be used to protect DUAING6 lead wires where they pass through the trans of a aftors but only where they will not be 04P041404 to oils, greases oily vapors, or other embolism**e having a deleterious effect on rubber. 11.09.20.02 Rheostats shall conform to the following; RHEO4TATS .01 Intermal Conneetions: Motor-starting rheostats shall be so designed that the contact arm rests when in the starting position shall have no electrical com. section with the resistor. .02 Under-Voltage Isloasel Motor-starting rheostats for direct...torrent motors Shall be equipped with automatic devioes which will interrupt thenosipply before the Weed or the motor has fallen to les. than one.therd its normal value. 11.09.20.03 a letters narked on motor name..-Rates rl I: . IFTI tG $0 thew motor input with lbeksd rotor shall CODE LTITEi be in e000rdanoe with the following table: Xilovolt-Anperes GodLetter with Looked Rotorr to A . . . . . . . . 0 - 3.14 a . . . . , . . . . . . . . . . , . . . . . . . , 3. .5 ... .5 . 0 . . . . . . . . , . . . . . . • . . . . • • 3.55 - .99 D . . . . . . , . . . . . . . . . . . . • . • • . . �".© . � S . . . . . . . . . . . . • . , . v . . T•5 w ��..9§ F ,, .. . , . , . e . . . . . . . . . . : 5.0 — 5.59 . " p.29 4 . . . . . . . • . . • . . • . . . . . . . . . . . . ./1� - .99 L . . . . . . . . . . . . , . . . . . . . . . . . . • 9.0 - 9.99 K . . . . . . . . . . . . . , . . . . . . . . . . 14.0 - 11.1: b . . . . . . . . . . . . . , . , . . . . . . 1.1.2 - 1'.k 12.5 - 13.99 1! . . . . . . . . . . . . . . . . . , ♦ . . . • . . 14-. - and up The abs table is as adopted standard of the notional S.eotrioal Manufacturers Aesoctatian. 11.09.21 GENERATORS • 11.Q .al Soft-rubber bo►shi say be told to protect • s na lima wires where t� pass throu0 the frame of relators, but only where they will not be exposed to alts, • oily rapers or Maw s�stsners bei a deleterious sffeot e! 'saber. 11.09.22 CAPACITORS 11.09.22.01 Oapasitore eh11 be provided with non-cOmbuetibl ' C. . CS AXD eases and supports. aUPP T 11.09.23 R.TsI4TOR3 RST 3 11.09.23.01 Fixed am movable oontaota stall be s C0NTMMT6 Mistimed that aralni will be rapt at a minimum. ltsaait a ah U be con oerid of no, .e abusttb1e rlat., aM .bill be punted on non�.o ' us- tilkla bases SECTION 2. That Ordinance No, 247, and all other ordinances or parts of ordinances in conflict herewith are hereby repealed. S4CTIO1 3. That this ordinance shall iso into effect immediately upon its passage and posting as required by law, kA3SED and ADOPUD this 20th day of December , A. D. 1943. iL a ../1. 11111 Acting '!ityor A1' ; fl (1 • 2C y -77 ( rk lot a,2,4 Re_641 2,e.,/,‘„,Ice„,- 1, 1.4413 '13 goa- litf 3 STATE OF FLORIDA 1 COUNTY OF DADE ) I, C. W. TOMLINSON, City Clerk in and for the City of Miami Beach, Florida, do hereby certify that Ordinance No. 703 entitled "AN ORDINANCE AMENDING SECTION 2 OF ORDINANCE NO. 529 OF THE CITY OF MIAMI BEACH, FLORIDA, KNOWN AND DESIGNATED AS THE MIAMI BEACH BUILDING CODE, BY / ADDING THERETO, AT THE END THEREOF, AN ADDITIONAL PART TO BE KNOWN AS PART XI", having. been passed and adopted by the City Council of the City. of Miami Beach, Florida, has been posted 'by me in three conspicuous places in the City `-- of Miami Beach, one of which was at the door of the City Hall in said City on the 21st day of December, A. D. 1943, and that said Ordinance remained posted for a period. of at least thirty days in accordance with the requirements of the City Charter of the said City of Miami Beach. IN WITNESS WHEREOF I have hereunto set my hand and affixed the official seal of the city of Miami Beach, Florida, on this the 16th day of February, A. D. ' 1944. y er.