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Canadian Electrical Code Review Guide& E2 G3 u: [9 ~, t" g' }
For the Exam of Electrician For Red Seal License' e/ j. ~$ I6 \# H8 ]+ }- r+ }$ m
) s# k4 ~! m2 c, u
Lesson One
2 g4 A# o. Q8 d* tSection 0 DEFINITIONS" ?% j% L( s# j |. ~1 y
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
, h0 s+ f% Y9 Q0 HAccessible as applied to wiring methods
0 E. {1 E3 r& [1 D$ M9 gAlive or live% k& M+ `0 y5 ?* P" ^2 _( e
Aluminum-sheathed cable
& ~: d" O" d+ V8 b. F8 \Ampacity
, \# x$ d& l5 S* R. }3 D4 gAuthorized person1 O$ N7 |$ v1 Y5 r& n% K: @
Auxiliary gutter
* V. v& D0 ] p% j k$ n# OAWG' Q% X6 B9 h$ `! d. N: B9 A3 U: Y
Bonding7 q/ n& N; ~0 _2 W& ]/ X% n& S2 R# P
Cable tray) h6 ~$ W: H, Z3 A3 X# b
Cellular floor
+ \& b( ^& Z# w/ k- z5 k0 BBranch circuit
$ |7 |# Q" k& {+ p0 Y0 E' xBus
& P0 ?, |& \1 m0 O: e+ YBusway; q5 _- H# a& H/ t3 Q9 x
Communication circuit6 {3 u, w# n; c1 e+ o* t
Extra-low-voltage power circuit. B" u& n4 G) v. x
Low-energy power circuit7 ^2 a% N& F6 C! p
Multi-wire branch circuit
6 F# Z* D3 d; A5 R! j( FRemote control circuit
, m! \' }3 N4 R/ s: j4 iSignal circuit
2 ^6 x2 O D9 a! z' WCircuit breaker B; ^; t& v" e. m& u* {
Instantaneous-trip circuit breaker# Y0 a9 s" T# p+ @) Q
Conductor9 B/ g: f/ y( o. A
Conduit0 M, f3 s3 U- _7 k
Flexible metal conduit8 q9 O- G. p' q0 T" h7 W b; `
Liquid-tight flexible conduit
3 ?7 k" q k: b8 ^# o& k Rigid conduit
8 {( b& q, X* V% C1 g Rigid metal conduit( q# x' d( L. b! E) p. o5 h( |& B
Rigid nonmetallic conduit0 a. M/ y9 J+ J7 V4 u
Rigid PVC conduit
/ Z% \* j4 X. W. l+ h% VConnector4 l$ e) W/ s) ^* \. U; F
Box connector' V1 X; G9 A0 k2 @0 \
Wire connector
( S3 Z) q* `. M- ^. ]Controller
- ?7 ?# n6 {. W+ j6 a0 d8 Z! C. YDisconnecting means4 z4 _2 [- }* ]; { b
Dust-tight9 ?# p) @2 c/ s$ a* H L/ a
Dwelling unit
: |$ \# `! o; T7 U) ]2 b5 z; {Electrical contractor
$ Y8 H# i8 h+ z7 B+ G6 b6 ^Electrical metallic tubing8 l6 L. X( }" k2 Z+ c0 O; e& f! L
Electrical nonmetallic tubing# m5 ]/ K: C6 J! @0 p0 b2 f
Emergency lighting
# a0 T! c$ ^) N# e' q+ m; ]Explosion-proof
+ c. f5 k0 j, L" v# x0 x, ^Extra-low-voltage power circuit4 e6 w# e8 W# T* t9 R6 f( _
Feeder
$ k& W" R: J8 |. {) tFlexible metal conduit* @0 p5 W8 }2 N$ J3 \ C
Ground6 C; o9 n% M% o# [! ]8 O- `; ?
Ground fault circuit interrupter
+ S( f6 a" f0 _, }# wGrounded, }2 }1 T' A0 E7 y& g5 P) ]
Grounding$ @# u: f, R9 U* R Q
Grounding conductor
1 d& h) d. H9 Y! jGrounding electrode. @6 o" a( I2 B' g2 |6 t' u. u& J
Guarded
. J5 a9 D( w7 n! P1 S, BHoistway
5 V; t) G _/ Z/ ?5 u @Identified
* d' R1 c* w& \4 lLampholder
y: Z- N7 s% a' RLow-voltage protection
9 \% c* o: h i0 iLow-voltage release
& L8 h" K! _+ L0 nNeutral
% v8 j8 y0 m d, \6 C! ?: a6 KNoncombustible construction/ l+ ?! \+ ^( O7 u$ Y% q7 y
Outlet
. n1 u: Y5 m3 P+ z. M) v; WOutline lighting
( f5 Q4 i" Y+ m9 G+ I, \ y8 lOver current device
% [, K: b# d1 o; {4 x5 l8 x9 l$ gOverload device
6 l' h. k; j6 y/ J7 K6 K7 B. aPanel board, H* ^% x" O, _5 L! y; W
Panelboard, enclosed/ H, b* D* J/ `! w0 C M$ z
Permanently connected equipment5 O' g9 S4 G/ c2 I U$ n- k6 h) m# f3 ^
Permit+ [/ H2 j; U, M/ Y F2 ~1 R
Plenum
; ?# X: Q: q4 Z4 o4 a$ G7 ^8 \Portable as applied to electrical equipment
4 _9 b0 ?2 y6 Y+ ?Portable ground fault circuit interrupter
5 D( ~ E+ Z5 W. y8 P) mPower supply cord7 B% }8 I( H" L6 q4 e
Raceway
: P' ?3 v. o' T! [Receptacle1 T* p' @1 |" J6 [5 b# b: f- P
Duplex receptacle I8 e( x( b/ f
Single receptacle
2 @& y y" n% o1 {& V Split receptacle0 r1 ?% z V! m8 E& B9 A
Service, consumer‘s$ p: D% g: |* C4 N$ }7 W
Service, supply
( u* K8 H2 P3 qService box
$ o$ Z: i ]5 e3 _5 G) `Service room9 K! x& e' J. _: c* N/ X9 w1 \2 A
Single-dwelling, R; E! G9 w9 v7 {" Y. C
Slow-burning as applied to conductor insulation
3 c, r) `5 O* ]3 x" ]Splitter8 ?0 }7 T, s) Y' c/ U
Starter
2 |$ m% S( I1 x8 |7 M" y* @/ ]: HSwitch3 C# T# t- _( k, A# d
General-use switch$ s/ S7 K! L% X* n, c. W
Indicating switch
/ S- [6 i' b4 E' Z9 I Isolating switch1 c* m! l" L% B- B" i6 O
Motor-circuit switch
3 J/ }7 |! z9 g, {! O( q* Y4 [System( O" I9 p1 S9 Y& Z7 w
Communication system$ o; s# f n$ K6 B+ Z2 q1 `+ p/ G
Community antenna distribution system(CATV)/ k! _/ Y0 |) v; f; V- O2 k/ f5 g
Grounding system
6 |. @% a( o$ N9 t( f u; rUnderfloor raceway- W; `' L( j4 U& m# ^# m: E+ q
Voltage:
" V- F" k2 V! ^$ q; P3 P+ C3 J Extra-low voltage
; _! {0 b2 Y: R5 D' G- M High voltage
8 j, r( }( ?$ [. w# [7 e2 U/ H: G Low voltage
) c2 q. U) o. {2 l- H( IVoltage of a circuit
7 f; M/ E% ^# E9 b2 mVoltage-to-ground
% C' m% ~3 y: f% @; [Wireway2 d4 [/ ]4 x% c' A* P) O
+ A& }' H Q1 r3 l) g) M& G3 xSection 2 GENERAL RULES! H- d% A( t( t+ I3 B# y8 l% P
Administrative+ g7 h5 j8 c" S [7 p
2-018 Reconnection7 ]* S8 {0 S9 x, i6 M8 |+ z3 L- ~3 T
2-030 Deviation or Postponement
; r- p* k& E, B& JTechnical General
" _& d3 g0 P' Q2-106 Circuit Voltage-to-Ground – Dwelling units
; `0 [+ d) @0 {9 n2-114 Soldering Fluxes
2 I# p5 b0 p0 }& E. I& \; X: c2-116 AWG Sizes of conductors
8 R: O+ D* |/ A, [$ {' a# i0 [2-124 Fire spread (see Appendices B and G)' D# b/ O2 c& p9 G0 l
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)1 o5 W# _: ?+ Q( p
Protection of Persons and Property
3 S% B8 |* v, V8 H& P2-202 Guarding of Bare Live Parts! H6 Y: U6 T, J# b. A
Maintenance and Operation
- ~$ p3 Q1 Q" l R2-304 Disconnection f: Y, g% p$ Q( J' i
2-306 Maintenance of Live Equipment' y6 e! G7 P2 n
N 2-306 Shock and flash protection (see Appendix B)
o( P7 F/ u; E o8 a; W2-308 Working Space About Electrical Equipment: Table-56- f% j1 G# D3 C$ B2 @1 e: z& [: |
2-310 Entrance to, and Exit from, Working Space
' `/ G Y# Q% K! H% N7 U% i$ K4 \2-320 Drainage% q Z) z. B# V: `4 P" d+ ~& R) t
2-322 Electrical Equipment near combustible Gas Meters and other Devices
& g( l7 x1 A; Z- M2 ]Enclosures
/ P: H0 ~+ A$ K" T$ ]+ H2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) 2 T9 z0 l7 M3 u
2-404 Marking of Motors: DP, WP, TE
/ F5 I" r% y. ?9 L, w5 H3 a 3 l) q+ k7 I6 J) b9 q* u
Section 4 Conductors6 p6 o. L) J/ x* A e
4-000 Scope: g/ j Y% Q- |" y
4-002 Size of Conductors: 14#, 12#) H* Z/ W7 J0 A' p
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
' A' k4 V/ C' H4 f0 o& i4-006 Insulated Conductors: Table 19
+ F* _) }" s1 m" {" w4-010 Uses of Flexible Cord: Table 11
! t5 s# f0 M0 A/ O) G/ B4-012 Sizes of Flexible Cord6 o# y! a; N9 y; T
4-014 Ampacity of Flexible Cords: Table 12! ?2 @9 K$ v( _- h; R4 G
4-018 Equipment Wire
" ]' B/ Z. m) p0 N5 J. s3 }4-020 Insulation of Neutral Conductors9 i; @: n- Q+ d' z
4-022 Size of Neutral conductor# A5 n6 t& x. ]( ?0 m8 z4 g
4-024 Common Neutral Conductor+ e. d1 d( {: k5 \) q4 C
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum. [6 j- M1 q$ e- S+ W4 P m" W
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum. V- }# R5 ]' ~
4-032 Identification of Type MI Neutral Conductors
! K, \" H0 M: m- o' A- n4-034 Use of Identified Conductors4 K" E3 R; Y; X+ Y5 @! J
4-036 Colour of Conductors: Phase A, B, C, …
+ f" w" B# T6 v! J7 B+ w5 u9 z& s1 T) ~# y$ ` Q! }) r# {
Section 6 Services and Service Equipment" s6 L0 ]' ~/ N) s/ g. n
General
5 c' E1 ?9 g, _8 h; p0 T6-102 Number of Supply Services Permitted, T) I. U( |, U" B4 \3 r
6-104 Number of Consumer’s Services Permitted in or on a Building
% A* M* O$ `# c9 p: Q6-108 Supply Service from an Electric Railway System3 x0 j. G9 E. ]5 z" k$ y" E
6-110 Three-wire Consumer’s Services % d+ j# t: {4 w+ t; i) f) O
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors4 F/ G% |5 Q: n# D9 x- E2 R
6-114 Methods of terminating conductors at consumer’s service
( }8 Z8 o; e ^1 [& D9 m. r; {3 n& e6-116 Consumer’s Service Head Location u8 t* L5 U% a: n8 Q" J( v
Control and Protective Equipment
$ g) ~/ W0 k& q6-200 Service Equipment
& j' I1 v# y( n# W2 ^5 k/ ^! [1 ~0 ]6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
4 R; g( C, u2 m2 q' a8 h6-208 Consumer’s Service Conductors Location2 y& `& }( \! \# W$ {4 x9 e
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches8 |, p* I; R3 E$ ?
6-212 Wiring Space in Enclosures
. ^( {/ F' |3 z0 z0 J6-214 Marking of Service Boxes( I# ~; o) Y1 @0 y% Q$ {
Wiring Methods
$ Q, _0 W) Y1 F; c4 z6-300 Underground Consumer’s Services+ E6 Z! L3 b0 J! f" ~
6-302 Overhead Consumer’s Service Conductors2 k/ k1 }5 m) F9 F
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
) z' J; w8 l0 X, Z3 \: G: h6-306 Consumer’s Service Raceways; b1 L, S& e- U9 V8 B! b8 L5 c( P
6-308 Use of Bare Neutral in Consumer’s Service
/ m% p( w2 d0 {0 X ^4 A5 Q* t6-310 Use of Joints in Consumer’s Service Neutral Conductors
$ m% E2 v, b* e% o# P6-312 Condensation in Consumer’s Service Raceway
7 P4 w$ f3 q3 vMetering Equipment& j2 T# N* s5 S$ @- z3 a; L9 w$ {
6-400 Metering Equipment$ e, l! R& n: t$ [$ v/ U
6-402 Method of Installing Meter Loops9 E. e$ }" u5 H/ x% c- a% Z
6-404 Enclosures for Instrument Transformers
0 ~1 O t5 z* a6 q* X, o9 U2 j6-408 Location of Meters1 V7 F2 {: h" g! k: ]7 J: B4 B
) Z5 z! o9 Q% j5 L
Section 8 Circuit Loading and Demand Factors5 I6 z5 q" a$ r' b+ k; c' y7 f
General
1 w* ]8 [- s* J+ d' T8 w- ~8-100 Current Calculations6 ~5 |% [( a# o4 N6 }
8-102 Voltage Drop ( see Appendix D)
# F& i5 q# r6 x3 }6 t. L8-104 Maximum Circuit Loading, s: b. c3 V% j E' c( ~
8-108 Number of Branch Circuit Positions h5 }: |5 ^/ z9 _
8-110 Determination of Areas1 k" h Y' g' U3 T
Services and Feeders
2 N, e1 _; D8 o8-200 Single Dwellings (see Appendix B). D# y( A: s% V$ C8 ^. ~' f! }+ u a
8-202 Apartment and Similar Buildings+ F( g$ B; s- `" ~+ {* }
8-204 Schools
" D B' H% ~/ M4 l7 N" [" @4 O8-206 Hospitals- w8 w. D9 p n7 ? I9 C
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
3 X4 y4 `2 l3 x L8-210 Other Types of Occupancy (Table 14)
2 c8 G5 w! O" S' P7 C9 d2 E* {8-212 Special Lighting Circuits
! W" W3 d. H1 o% l# rBranch Circuits
4 M- d" L6 v4 N* [1 J# ]8-300 Branch Circuits Supplying Electric Ranges$ c! U: g1 M* q: \4 E3 i
8-302 Connected Loads' [ E- S' M* V k' q) M
6 w9 A. x% o8 i9 Z
Section 10 Grounding and Bonding& x4 h9 B2 r+ r
Scope and Object# @( r9 U- t" P+ }% Y* l
10-002 Object
" s3 O; ~. u" aSystem and Circuit Grounding
1 `/ ~2 ~% Q% z4 E10-102 Two-Wire Direct-Current Systems
# u* I I% u% l10-104 Three-Wire Direct-Current Systems0 t, z2 t- B6 _+ }5 p, a# [
10-106 Alternating-Current Systems
4 c+ s; B( Z# f6 r7 U- x8 a10-110 Electric Crane Circuits p9 ?* i# ^7 T* O
10-114 Circuits of Less Than 50 V
2 q2 Q1 L! n7 l" Q10-116 Instrument Transformer Circuits; x# x; x" \' u+ l! W
Grounding Connections for Systems and Circuits
2 h6 g' m: X4 p0 G: W) u10-200 Current Over Grounding and Bonding Conductors
* J4 Q9 J' _! r10-204 Grounding Connections for Alternating-Current Systems6 a$ j2 a! u4 f* f, p4 B T
10-206 Grounding Connections for Isolated Systems
9 s: f! ^# j: x9 h2 g7 Q/ S7 e10-210 Conductor to be Grounded
9 ]- ~* \: W5 } c2 R OConductor Enclosure Bonding6 N A7 s6 y' n' y/ W
10-302 Other Conductor Enclosures/ n! _ x( H" F# {3 s% \
N 10-304
% a4 f7 F, Q/ t7 k- k3 L8 aEquipment Bonding9 P! r) C! b" N! R6 S! N
10-400 Fixed Equipment, General8 P& q5 N% T4 E! s3 W
10-402 Fixed Equipment, Specific (3), (4)
3 z4 I+ g1 f% R- {' E( `. M10-404 In Nonmetallic Wiring Systems
8 q/ Y! V, i5 j10-406 Non-electrical Equipment0 C' z8 y/ a' g( \% Z% @) ~
10-408 Portable Equipment (4)(b)
) J) @ f8 o) v) h, W0 T10-410 Instrument Transformer Cases: o& \9 R& K3 J _+ h2 {
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
" t) {9 ^/ R; _. k& A. a10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
2 ?- n5 d* B. _) E/ iMethods of Grounding
. q8 `$ h( O" P, e N10-500 Effective grounding (see Appendix B)
2 G5 _9 H- n( l) f- D) P10-502 Common grounding conductors& }0 c* T5 a: |' H
10-504 Common grounding electrodes
; W8 |; B7 j, E1 R% gBonding Methods( z/ S8 O+ s7 s. q
10-600 Clean Surfaces
; v' O# [, o# z7 o& h4 h0 b10-604 Bonding at Service Equipment
# Y! Y; U1 ^; E- D! _# ?10-606 Means of Assuring Continuity at Service Equipment" _( L) A/ h& x( \* z: r% P9 [( Q
10-610 Bonding at Other Than Service Equipment
! R: g$ ^# U; ]' C% u9 `0 I10-612 Loosely Jointed Metal Raceways
9 |; W4 ^1 z4 f3 O5 p10-614 Bonding Jumpers Table 41
3 l% t7 A8 g) N2 S" D. BGrounding Electrodes* U8 _+ @* p! ^; E
10-700 Grounding Electrodes
3 ]9 X; o3 K; d7 ]: y8 j9 W10-702 Artificial Grounding Electrodes
2 q, A8 v5 v9 o8 S8 UN 10-700 & 10-7020 _5 y8 ^3 {7 ?% e
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
( f; B5 f5 ? @" I% E2 ?- CN 10-702
$ `; m- Q1 i3 j: j& x. ]10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
8 ]4 p3 r G; r" d7 U9 Q0 ~N 10-702
, k$ G0 ^2 C3 v10-710 Use of Lightning Rods (Appendices B and G)
! |3 E+ V) D4 u, o" `3 g wN 10-7067 O- F$ F+ d( ?$ A; C
Grounding and Bonding Conductors
! _8 P7 Z5 Y) w10-800 Continuity of Grounding and Bonding Conductors* h7 ~+ R9 l$ q9 A/ B
10-802 Material for System Grounding Conductors
( z% u8 o, A" W10-804 Material for Bonding Conductors
4 _" h) |5 m0 W3 Q& r/ n10-806 Installation of System Grounding Conductors" E6 Y+ O* i- W8 ~/ C5 p# b5 ]
10-808 Installation of Equipment Bonding Conductors
( T8 N, S! ~5 Y7 J10-810 Grounding Conductor Size for DC Circuits
$ c/ ~: Y6 a, S; w; H: q- k# n4 f10-812 Grounding Conductor Size for AC Systems (see Appendix B)* s1 `2 e0 s- r' d/ H& H& D. E
10-814 Bonding Conductor Size (Appendix B)" Q* x* z6 g! Z$ J$ |3 z
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
! Z/ Q/ M3 G0 N& v& ^: B6 x10-818 Bonding Conductor for Outline Lighting
! {" f1 M. s+ J2 R- Q3 a10-820 Bonding Conductor Size for Instrument Transformers
9 N. e/ E4 @5 O1 H( S3 }$ i( LGrounding and Bonding Conductor Connections6 O! t" E, v" V, A
10-902 Grounding Conduct Connection to Water Pipe Electrodes2 H, O$ b2 w2 b- e3 X0 r
10-906 Bonding conductor connection to circuits and equipment/ m- R0 \- e. w; q/ w
10-908 Grounding Conductor Connection to Electrodes9 u) F }: H5 t# \3 q- Q0 n
Lightning Arresters; Q3 i$ r! G- v" L3 t
10-1000 Lightning Arresters on Secondary Services – 750V or Less
! Q& B2 j1 T4 u7 [% y, |1 I1 e5 a, |1 F3 P$ ^! @
Section 12 – Wiring Methods
$ H I8 p3 g1 H2 }- [Scope
5 H% j1 G8 M/ v( `8 B, h, P/ |: w12-000 Scope (Appendix B)
% S- u3 m( v$ f CGeneral Requirement
+ Z: {8 Z |% `; N12-010 Wiring in Ducts and Plenum Chambers9 A1 P: I! k; o `
12-012 Underground Installations (Appendix B)
2 m0 o' Q+ s- g( Y4 J8 l12-016 Lightning Rod Conductors7 K( r9 O- ?3 ?- ^8 X. e' m
Conductors - General# o* y8 E0 h' v, |9 i
12-100 Types of Conductors (Appendix B) Table 19
6 N7 A0 s4 A, C1 ~12-102 Thermoplastic-Insulated Conductors
B& {6 C+ D9 ~5 y4 I* }12-104 Flame Tested Coverings3 A" r) g* B: Y( W* V k5 n
12-106 Multi- and Single- Conductor Cables5 l" E/ A' j5 L; B
12-108 Conductors in Parallel (Appendix B)
( a6 x8 m/ Y) ~( m& d3 m6 f, ], E! x3 i12-112 Conductor Joints and Splices; B& I" K) l7 Y' Z t I4 O! e8 o& j
12-114 Ends of insulated conductors
. Q5 U' I q4 t3 W" x12-116 Termination of Conductors (Appendix B)
0 A. I2 f. E# E' o( T; J12-118 Termination and Splicing of Aluminum Conductors, L. R# s' ~9 S* G7 L
12-120 Supporting of Conductors - Table 21
2 ]9 u. F6 B/ K$ X- ~4 q4 |( T0 jOpen Wiring
# @0 ^# k, x) b12-204 Spacing of Conductors$ _( D! m1 J3 h
12-206 Conductor Supports" z+ ]! W$ H) A: Y$ i1 ^$ f& d
12-208 Conductors on Flat Surfaces
0 K V' R9 B' |' R* C* c+ q+ @2 ?12-212 Protection from Mechanical Injury
" f2 j* x& I6 L- U4 }0 Z0 A: I1 R2 O$ oExposed Wiring on Exteriors of buildings and between Buildings on the same Premises: ^) @3 A5 y3 l+ Z. Y$ A
12-308 Minimum Size of Overhead Conductors
- Q( A" ~( S+ ?12-318 Use of Neutral Supported Cables
/ q4 a5 V# w, MNonmetallic Sheathed Cable) f! F+ z" ~' o
12-502 Maximum Voltage' H& M7 H4 Q2 n2 u0 B
12-510 Running of cable between Boxes and Fittings (Appendix G)
5 O% h9 D$ ]2 {. E* t3 h. _ b12-514 Protection on joists and rafters
. W6 |1 ~; c6 m' v" W9 d* C+ E12-516 Protection for Cable in Concealed Installations (Appendix G)
1 u% D' T U' J12-522 Where Outlet Boxes Are Not Required1 B, T, m G {2 Q* F, x/ G6 }. o
Armoured Cable0 ]' V. F8 |: P( |# T! T; a; Y) R3 o
12-602 Use (Appendix B)$ K2 U7 w: } x
12-604 Protection for Armoured Cables in Lanes" C0 O. N: v# H3 k% L( q; n7 y" W4 n
12-606 Use of Thermoplastic Covered Armoured Cable9 A0 i/ M6 n+ j
12-608 Continuity of Armoured Cable# \. l8 m5 F1 V: i
12-610 Terminating Armoured Cable- ~- z* m+ t0 h
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems! ]3 m6 \4 N' ^! a8 ?- [- Y
12-614 Radii of Bends in Armoured Cables
4 o8 Q% E n y: q$ {12-616 Concealed Armoured Cable Installation
% h2 i) p9 }6 F: j- ?. ?4 ?, r12-618 Running of Cable between Boxes, Etc
8 N* J, p) u$ D$ EMineral-Insulated and Aluminum-Sheathed Cable/ b4 p }' k& Q- F$ X
12-702 Use6 m0 h" o8 i% p
12-704 Use When Embedded
9 o3 T2 |+ _* q. S, Z: o( |12-706 Method of Supporting
# l: a+ i, w& ?5 R& d: `12-708 Direct Earth Burial
/ L7 `# Z& @1 ~0 g$ f4 I/ `; F* H12-710 Mechanical Protection: M: l. F( D0 \+ n0 K8 n
12-712 Radii of Bends4 |3 a; l* J' \8 Y4 F
12-714 Termination of Mineral-Insulated Cable (Appendix B)
* `4 u% I; ~, A( r0 r12-716 Connection to Other Forms of Wiring3 t" X$ M0 m2 n# `% G' [0 L( T) ]
Flat Conductor Cable Type FCC1 a8 y% J! t& P; i( y( C0 E" r
12-804 Use Permitted
/ h. e% [) {0 J* U; B8 a o12-806 Use Prohibited1 J3 U0 \( h' J" w5 g
12-818 Anchoring
$ j! c% x8 }9 [* T6 | l12-820 Crossings$ k& P& K: {5 P& f2 _
Raceways - General! W) P/ f- ?8 R( j* s. @) T- d$ B
12-904 Conductors in Raceways
3 `3 O- |5 X8 Q9 c& G& h T6 O( Q( y, ?12-906 Protection of Conductors at Ends of Raceways
1 n2 A* V5 E5 k! ^! w# Z12-908 Inserting Conductors in Raceways
$ e2 y# i) ^% `! T12-910 Joints or Splices Within Raceways4 d R$ l( d+ ~) K% }
12-912 Stranding of Conductors+ v( @+ M8 w* F8 u x, J, w
12-914 Electrical Continuity of Raceways
4 }: x/ E% w3 ^, o12-922 Radii of Bends in Raceways0 D8 e' z' {5 r6 |9 u1 ^/ w
N 12-922 Radii of Bends in Raceways Table 7
# d( E- @* R& B6 K12-932 Protection for Raceways in Lanes! _8 \9 y$ s" v! K8 _! J+ u, b* s
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
9 R6 e2 }; h/ S7 A# Q0 `12-938 Capping of Unused Raceways
! j1 V3 l% T( ?: v12-940 Maximum Number of Bends in Raceways/ |: v" H% j2 C7 V- z a
Rigid and Flexible Metal Conduit
$ _, z& {& Z& `; v12-1002 Use4 V2 X7 o! T7 B5 _; [. M
12-1004 Minimum Size of Conduits( C3 ^, ~+ a$ h
12-1006 Conduit Threads (Appendix B)" ?5 z( D( H2 _8 ` V9 q
12-1008 Thread Engagement
3 V% F. _4 n3 z& P0 z12-1010 Maximum Spacing of Conduit Supports
3 ]& Z9 T6 j# R) L12-1012 Expansion and Contraction of Conduits (Appendix B)
+ i F* b( e0 o2 X5 b9 n12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 ( A3 v7 G! I' J4 j$ i
Rigid PVC Conduit and Rigid HFT Conduit n4 l. k% b9 d8 b) g( W- `5 \
12-1100 Use: v& ~6 E/ p# I
12-1102 Restrictions on Use
+ w8 {1 g- X) K% g: B0 h12-1104 Temperature Limitations (Appendix B)
" B: r2 ` H; v3 ~) z+ N12-1108 Field Bends (Appendix B), (2)
, C, @9 U* }" F3 }# W6 {" T12-1110 Support of Luminaires: Q" I& z/ a. @5 d6 B/ h
12-1112 Fittings* f7 M; H( C4 b; B: i
12-1114 Maximum Spacing of Conduit Supports$ p5 ^& D* E2 J0 ~$ J: T3 q
12-1116 Support of Equipment
0 G+ J! m' k$ O( Q12-1118 Expansion Joints (Appendix B example)+ H* H2 o; q7 R; G
Rigid RTRC Conduit
1 w3 r" U" V( `12-1210 Temperature Limitations/ q/ m( U, I% z( l, @9 g
12-1214 Expansion Joints (Appendix B)
9 e; g# z1 ~ {7 ?8 K: vLiquid-Tight Flexible Conduit
k3 S4 K: }' K9 }12-1302 Use of Liquid-Tight Flexible Conduit
7 O$ I* o- D* _0 s- G- O4 G12-1304 Maximum Number of Conductors8 c7 B& N, }" h6 ?8 e& L
12-1306 Provisions for Bonding: h# b/ P6 F5 U- m, t
Electrical Metallic Tubing
1 ^) n F) l4 F* R; C8 z; J- K12-1402 Use3 M: A3 P: J: { F) s! a% i
12-1404 Supports8 g% \" S% ^# w4 i6 g7 ?# ~. W
12-1406 Minimum Tubing Size) z5 e$ x O; r2 B
12-1408 Maximum Number of Conductors
e, a1 {# f; M$ i" B1 i12-1410 Connections and Couplings' V+ W# n/ D( G9 @4 P
12-1412 Radii of Bends in Tubing2 C- m# P* ]% k! m- L# Q( f* v
N Table 7
3 k# v: i' a9 q! xElectrical Nonmetallic Tubing$ a; l* V: c1 q; e* j* o
12-1516 Provision for Bonding Continuity. f# Y8 R) m( a1 A
N 12-1514
+ N$ F; y; b6 Y- vSurface Raceways7 g8 |9 l7 E- t5 }- } _* h
12-1602 Use of Surface Raceway (Appendix B)
! R* ?. V7 G+ N12-1604 Temperature Limitations
; @4 `% I( m" J) [( [/ m6 t12-1606 Conductors in Surface Raceways (Appendix B)! n$ p# Q, X. M d
12-1608 Maximum Voltage
4 s# {$ ~! v0 O- K6 k6 I12-1610 Joints and splices
6 r8 A O1 e8 jUnderfloor Raceways
w/ b; D L! D+ {* F+ p12-1712 Discontinued Outlets in Underfloor Raceways7 j" g3 m. H+ L6 J9 u
Cellular Floors. E9 l6 X0 h( q- L, ?
12-1804 Maximum Conductor Size in Cellular Floor
, [2 b. \6 N, B, H12-1820 Cellular floor discontinued outlets
3 P1 B+ t& }0 L! mAuxiliary Gutters
6 C6 ~/ P. S6 a, I8 |& z9 s12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces! F# }# Q* e- {3 Q4 D# ]; Q
12-1902 Auxiliary Gutter Supports* @+ X y: z F, H0 t, C
12-1904 Auxiliary Gutter Cross-Sectional Area
8 a% H& H! I! k) ~- lBusways and Splitters
5 o+ }8 I+ n( ~12-2004 AC Circuits in Busways and Splitters" j. v g+ b; h6 F5 g U
12-2006 Busway and Splitter Supports
3 t9 H3 ^; e1 c6 E12-2008 Method of Installation of Busways
1 v7 f8 l3 v! q6 ~& ?# z/ C% A% a12-2012 Reduction in Size of Busways3 X& W% G( W7 }) ?5 Q
12-2014 Length of Busways Used as Branch Circuits
+ Q3 M6 \) N/ F0 T: C0 F1 {12-2018 Taps in Splitters. d% d! p( f- o. c* u, [
Wireways) W9 P7 u9 Y6 w5 W+ h
12-2104 Conductors in Wireways
+ A2 t# v. v( \' l12-2106 Taps and Splices in Wireways8 A% a# |( r9 [7 u6 s! C
Cable Trays
0 z0 \* x4 c" h4 h% |& t12-2200 Method of Installation (Appendix B)
' u* I/ R( k! X12-2204 Joints and Splices Within Cable Trays \& c( W% l0 B6 N0 f) V% _
12-2208 Provisions for Bonding$ t% Q/ P) W3 o* S. M7 T% u
12-2210 Ampacities of Conductors in Cable Trays
. m$ @9 Z% @* [) p8 LInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings( I# ?6 s% v' Z9 h2 ~2 `
12-3000 Maximum Number of Outlets Per Circuit
4 ?7 H* U+ g" d. N; T% }5 CN 8-304
, A: t3 }7 D6 `12-3002 Outlet Boxes (Appendix B)( A. x4 O; Z# Q4 n+ Y+ {5 p P
N 12-30009 A0 T7 V4 H9 [. d6 ?: e
12-3004 Outlet Box Covers& k- q* @$ x9 t7 r7 p
N 12-3002" j3 |. @4 n6 P" m9 l0 S( t7 _
12-3010 Boxes in Concrete Construction
) ~+ K* [ |- n2 S0 ]N 12-3008/ o b! q8 r- C4 i {+ S
12-3012 Outlet Box Supports2 w- Y. w: h' w( N4 @) |. \
N 12-3010+ e( r h& y- M, M+ a, j' t S, z
12-3016 Accessibility of Junction Boxes
) B/ U ]) o% H6 FN 12-30147 g8 E) ]2 ?/ [1 J7 y$ @
12-3018 Flush Boxes, cabinets, and Fittings
" U/ H n! _( J5 z6 ^. q" ~6 |7 A. FN 12-30166 U/ x& `* P9 X0 ]$ n! }
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
4 u/ O" R. Y' x2 d* EN 12-3022
8 X& r4 E' j0 C3 ^6 y7 J' n; ^12-3036 Maximum Number of conductors in a Box - Table 23
4 o6 i$ G6 D2 Y- y: ^9 SN 12-3034
( O% h0 r I4 v9 O8 x9 K12-3038 Pull Box or Junction box Sizes
# g( ], A7 b) C2 f3 P2 iN 12-3036
2 w8 u5 |5 n" R* j2 a: d; [
3 F% Y% A( i- ?2 U8 |7 i$ M7 D' SSection 14 Protection and Control
8 G% F1 `8 I. H# x# Y* mGeneral Requirement
5 K; B' A9 P) j& G14-010 Protective and Control Devices Required
3 j; {# ?! V7 ]9 }& P6 ]+ l7 B+ w* ]14-016 Connection of Devices
. d" J- y' D t* E5 [ Protective Devices – General2 D$ j2 H, q( ?4 M! Y$ H: v
14-100 Overcurrent Devices Required+ \1 u' o e9 c' d% }
14-102 Ground Fault Protection (Appendix B)
! `6 t$ [2 C; _2 a8 Q14-104 Rating of Overcurrent Devices (Appendix B) Table 13& a' @* S' x; X2 Y v9 A# N
14-112 Overcurrent Devices in Parallel
( u: M ~: n% `2 {# q0 SFuses
7 X! U; s5 v* o1 z! k14-200 Time-Delay and Low-Melting Point Fuses6 w2 e% W9 s9 Y7 o- E
14-202 Use of Plug Fuses
. Y( O a! ~5 C7 K' @14-208 Rating of Fuses
! b. ]- @6 B! w1 Z$ [14-212 Use of Fuses (Appendix B)
# V1 Q' r1 d! [9 c' y1 b3 G% Z7 JCircuit Breakers. R+ W ^0 M0 T# X8 f/ q
14-300 Circuit Breakers, General
9 B A& N8 g1 k2 U& s14-306 Tripping Elements for Circuit Breakers
5 M7 R6 \/ e! k14-308 Battery Control Power for Circuit Breakers1 h2 n0 A; h8 E$ X% T
Control Devices - General
- Z) D2 a) [. v; m5 {4 M) y, a14-402 Disconnecting Means Required for Fused Circuits
( j. [& P% ~) C. Y1 k5 dControl Devices - Switches
) V+ s3 o. V, ^8 N- [14-502 Mounting of knife Switches
0 e3 [* d- D0 S5 Q# ^ X( U2 @/ d14-504 Maximum Rating of Switches( g9 P6 Q% s9 Y0 g& ^7 a
14-508 Rating of General-Use AC/DC Switches (Appendix B)
" ?* h( E3 g+ y$ |+ A3 O14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
% a+ _# w! u1 I/ {8 f6 q8 aSolid State Devices
+ O U6 M1 K+ f* _14-700 Restriction of Use7 U( C' O$ L" b, `' u
14-702 Disconnecting Means Required- w6 w8 [) `+ _$ }! |. e
8 q: Z5 e& K- t
Section 16 Class 1 and Class 2 Circuits# B5 u% [! G7 b v: ~! J/ d2 U
General3 E. L3 y& r$ H
16-004 Class 1 Extra-Low-Voltage Power Circuits
]- I& Q# _$ I, F7 L16-006 Class 2 Low-Energy Power Circuits; _8 b2 i! \3 U$ b, u+ a; d
16-012 Circuits in Communication Cables9 ?4 L& f$ e) v! p
Class 1 Circuits
+ U, } Q7 G9 m; z, M16-100 Limitation of Class 1 Circuits1 D+ |& j9 F$ i2 E- w% @3 \& p1 |9 M
16-104 Overcurrent Protection of Class 1 Circuits- r) c0 t, y9 ~$ a1 i
16-106 Location of Overcurrent Devices in Class 1 Circuits
( ~1 S/ W% B2 ^* x- n9 f r16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers6 J- H/ }5 ^6 a N+ Y1 I7 w
16-110 Conductor Material and Sizes
* I* k3 ~+ [ E+ s( E5 k9 K16-112 Insulated Conductors for Class 1 Wiring: p' ?% m. w; Q( n q, P1 w8 M
Class 2 Circuits$ x( B3 T: |& Q; W- H- k( v
16-200 Limitations of Class 2 Circuits (Appendix B). d. T# X3 c! z0 J0 N. T. c: l( E+ A
16-204 Marking3 x: x6 @, ~; T, l& w' h3 W, N
16-206 Overcurrent Protection for Class 2 Circuits4 k) `: K8 H. n R
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)' r( c) ]6 x4 x7 Z8 e
ELC: extra-low-voltage cable! Y) x3 I2 }2 p; R+ G$ T% Y/ l
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
6 L' g1 f# ^! D0 {8 f8 I
1 p2 m( D6 E- S& YSection 18 Hazardous Locations5 Q8 g% v, i- H2 M
Scope and Introduction
, B5 u9 ^: k: e; S18-004 Classification/ p" W5 O4 z4 y0 m8 n7 i7 |, a
18-006 Division of Class I Locations (Appendices B and J)
+ e, d2 a9 S0 A6 H18-008 Division of Class II Locations (Appendix B)& d0 q" ^4 r+ Y% P/ S/ G
18-010 Division of Class III Locations (Appendix B)
+ z. a d7 `6 b9 O% x' h( EGeneral3 C9 X2 T3 q" D+ R. q; K
18-062 Metal-Covered Cable (Appendix B)
& b' `& r) p- B0 h' o, y4 GInstallations in Class 1, Zone 1 Location
. H7 E! N& Y' m6 P F2 _18-108 Sealing, Class I, Zone I (Appendix B)
% T6 Q! _& B& @$ A
: D; `2 t7 j1 U m4 J- k# XSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
2 D& X8 p* q8 G2 AGasoline Dispensing and Service Stations# ?( O& r1 V- U0 h" f* ~
20-002 General3 U8 K7 G( M% y# i8 b% [# M
20-004 Hazardous Area (Appendix B)
: q: Y9 u' D3 fPropane Dispensing, Container Filling, and Storage
" r) a! t+ r& E+ w. o% @2 u20-034 Hazardous Areas - Table 631 X5 }. j0 [0 _7 p- F) Y, W
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities3 J. P6 B$ y+ A
20-062 Hazardous Areas. i6 [$ m, ]( `3 {* G( {! D
Commercial Garages – Repairs and Storage5 Q. \/ `; Y5 I( _4 L
20-100 Scope
% H |6 ~* @- {; s+ g20-102 Hazardous Areas (1) w- G7 X% ]1 {, p
1 B. M, Z8 w8 k
Section 24 Patient Care Areas3 h4 y$ n: F M! o L
24-000 Scope (Appendix B)
: f5 G7 j: ~3 N. v6 ?24-002 Special Terminology (Appendix B)3 J( f5 x( f- S1 K! d
Patient care area
3 m# @' O3 S+ r3 g. W3 A2 v. j: BPatient Care Areas
1 O, Y7 u) ]: {( [4 j24-106 Receptacles in Basic Care Areas (Appendix B)" w' N) W. P/ Z$ x
Isolated Systems
! P. C4 {! n( V$ A4 Z0 L- ~24-204 Single-Phase Isolated Circuits (Appendix B)- R1 W" D$ A3 E1 Y2 _
24-206. [3 V0 d) m- j4 S \
9 c8 @6 t! {' ~9 Y: G, \3 ESection 26 Installation of Electrical Equipment
6 h# ~: [! J: {* \! ^2 |+ dGeneral; t- Z* a) U1 z M, k" P- Y0 @
26-004 Equipment Over Combustible Surfaces (Appendix B)
2 i7 V4 a% ?& M! F) u" a$ r26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G): v3 N. s" U- B
Isolating Switches4 h4 _5 k! x+ A$ z: J8 g. _) T
26-100 Location of Isolating Switches
5 D/ }* p2 ^& J v" v- NCapacitors
0 P' ` F4 D9 }26-204 Guarding of Capacitors6 F1 c/ v& q$ H$ y% c# b7 ~" f
26-206 Grounding of Capacitors# l8 [: ]; Y+ I
26-208 Conductor Size for Capacitors
: u4 [& F1 u" a" H! r7 ]26-210 Overcurrent Protection (Appendix B)
# @9 r( f" Q" q/ _) X4 Q26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits' X9 ]( a% i" R8 n
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
2 v. t% Q, x. ^26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
! w" Q. f' E4 u r26-218 Special Provisions for Motor Circuit Capacitors6 ~& ~5 v4 X7 Z4 w
26-222 Drainage of Stored Charge of Capacitors. J4 u4 r! r' k5 {9 B4 k+ S
Transformers5 e1 m1 R9 \3 e: |& D. ^1 G
26-240 Transformers, General! o2 N$ @' R a- H) p$ ?
26-242 Outdoor Transformer Installations
, e2 D& B/ ~. x; B1 Z* g" S3 F$ ?26-244 Transformers, Mounted on Roofs (Appendix B)0 R( | y3 k( c; z
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
. G j& e3 W5 p& _8 [' K26-248 Dry-Core, Open-Ventilated Type Transformers! g' N" F( [+ n* U9 i8 k# V& f: V
26-250 Disconnecting Means for Transformers9 L3 H0 J) Z) K E
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
3 N% `" q9 w) J: [26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
% k3 i& g7 v0 H# P' f# k26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
# T- b/ r8 x; o( Z q; j26-258 Conductor Size for Transformers" }) M2 N% ~) V# N' m' q9 u. ?3 t
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B): l0 d9 ~: t/ h9 s
26-262 Marking of Transformers
; Q1 ]* `9 `: ~# o w26-264 Auto-Transformers" `( z+ K( |, Z
Fences$ a, N# ?1 \/ x# e. S) M; I2 t
26-302 Clearance of Equipment - Table 33
& _) `% }' R0 `# {Panelboards
7 R" y ~$ R- b: Y! K% S1 D, E26-400 Panelboards in Dwelling Units (Appendix B)* P; _ X. b, j" S9 `0 V0 R1 Y5 z; B
26-402 Location of Panelboards (Appendix G)
) ], a) A8 M6 [/ ~7 H; L- E! t9 GLightning Arresters; J: e4 ~$ s3 ]% W) F
26-508 Connection of Lightning Arresters
: G! b/ ~4 S6 D9 }Storage Batteries
8 Q) ~; o# [, ]2 y26-542 Special Terminology
* M6 o& o; L. e z+ x26-550 Battery Installation
5 b+ H' A' a7 e* ~26-552 Wiring to Batteries
2 }# g( v; q/ OArc Lamps9 G6 x# [; o# O. }8 `" L
26-600 Location of Arc Lamps- g C2 }2 H& G; {2 T
26-602 Conductors to Arc Lamps
. C+ m2 g! U7 r& Q7 R/ H' J" d! T) T26-608 Globes and Spark Arresters$ ?% v2 `. e: g
Receptacles
7 I7 l5 y3 \4 {7 n' H26-700 General (Appendix B) b1 R! T) B7 p. G2 T
26-702 Receptacles Exposed to the Weather5 |4 F) v' @" S& W8 z6 J
Receptacles in Residential Occupancies
5 C7 m! q9 E. Z+ j( Y6 n26-710 General (Appendices B and G)
6 Z9 l8 l- D: D' h: Y26-712 Receptacles in Dwelling Units (Appendices B and G)# s* s/ C4 y: {4 l, p" u h
26-714 Receptacles in Single Dwellings (Appendices B and G)1 d" [: K1 W) x, b; t' n
Branch Circuits in Residential Occupancies; Z5 G2 G$ A, R# l$ m$ f
26-720 General
! j! T" j+ i% B- i26-722 Branch Circuits in Dwelling Units
3 o% b% Z3 i2 x' }- ]1 ^/ k& M" K1 c5 L26-724 Branch Circuits in Single Dwellings
. R0 t* I9 d( h7 n3 f" b7 l7 P) E3 G26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
! V; _0 ]+ \! R6 xN 26-720 (F)# X" Y+ W% o, N6 @
Electric Heating and Cooking Appliances
9 q: `/ Z, \7 A" E26-744 Supply connections for Appliances
5 a( q$ \+ `1 v+ h26-750 Installation of Storage-Tank Water Heaters
/ R4 V7 M. A3 h- a3 x1 C26-752 Infrared Drying Lamps1 ]% s4 `- Q* a6 [
' R, t( X- b) C0 @/ V' I& QSection 28 Motors and Generators
! |2 e5 |7 {3 l4 a( B+ zGeneral) \6 ]2 n) A- F0 @
28-010 Special Terminology
& T+ D& F6 ^* l, ^# Q* p% }Hermetic refrigerant motor compressor. ~% h; P% c6 W6 b
Locked rotor current rating
v( {1 R" q% g z: IService Factor' W1 a: k2 t/ {2 I' l# H
Table 44; Table 45; Table-D2
0 w7 T) r/ r7 M2 wWiring Methods and Conductors# }. m7 L0 }9 W2 s
28-102 Portable Motors* {+ t/ b6 }& F# L3 l* N$ o# w6 x
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
7 N( n: K* Z! X" [0 V28-106 Conductors, Individual Motors
, w3 }1 K9 _) O* u+ K- U28-108 Conductors, Two or More Motors# u1 q7 ?2 I0 ?! [, J
28-110 Feeder Conductors
K/ v2 ]3 h/ `' U) E% u28-112 Secondary Conductors' C# w0 ~$ _& D- @8 c2 J
Overcurrent Protection/ d: H0 U5 g. }+ @7 q% T q x
28-200 Branch Circuit Overcurrent Protection8 _5 J' ~/ f3 l' Y# m
28-204 Feeder Overcurrent Protection- H0 T& T7 g1 _9 c' E! ?# ?# ?
28-206 Grouping of Motors on a Single Branch Circuit
T' p# |, X- S" ?! A, Y28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
2 G7 X3 u6 m6 A# c( G4 Y& h4 A% SOverload and Overheating Protection
2 V# M0 E" t: c6 F: O28-302 Types of Overload Protection
% F2 X9 n8 A' |5 P! x( v28-304 Number and Location of Overload Devices (Appendix B) Table 25+ Y' Q& {; h: e+ R/ J
28-306 Rating or Trip Selection of Overload Devices (Appendix B)
@" ^# W" M8 m- B28-308 Overload Protection Not Required
+ r% j/ }2 {5 Q) P( B% XUndervoltage Protection
) Q) @/ q* T* \) N1 H28-400 Undervoltage Protection Required for Motors (Appendix B)+ H) Z4 M' Z" C7 |8 N4 U
Control
9 }. y( A4 N2 I: B28-500 Control Required
- A4 A% N# h m2 r+ t9 ? Y28-502 Control Location
: e0 n7 q7 E8 s/ g1 _0 V28-504 Starters Having Different Starting and Running Position
: `# O" @6 j9 C0 D28-506 Grounded Control Circuit
6 Q* r) x4 m3 w, J0 T4 S+ j5 BDisconnecting Means
1 f- ~% v4 m" M7 {28-600 Disconnecting Means Required
6 E( O- ?( E" q u$ s$ L- D l28-602 Types and Ratings of disconnecting Means (Appendix B)
1 V1 ?+ _9 w8 y4 Q* s6 t28-604 Location of Disconnecting Means8 _, o' d' c2 e$ A+ s: g0 c. D
Hermetic Refrigerant Motor-Compressors# [" z& V$ k- c( H
28-706 Conductor Ampacity
" J& M. ^2 [ N2 G6 D4 W' O28-708 Overcurrent Protection, M* H0 H, D) ~% _6 a1 o: z& R
28-714 Disconnecting Means
) h# _; J7 G5 {: |! }Protection and Control of Generators! h; m* j/ b/ s! E0 B7 M8 q" X
28-900 Disconnecting Means Required for Generators
2 b) Y! d5 N! C3 Q" U) x! m. N28-902 Protection of Constant-Voltage Generators
' P$ t6 D: C- G) x8 t3 L6 B/ w. v. A28-904 Generator Not Driven by Electricity
# F7 I5 O% H, o5 z& D* G; I! q$ j N28-906 Balancer sets
& |+ m6 g8 f/ y) o( A9 ^- D0 _28-908 Three-Wire Direct-Current Generators/ R/ D8 t' ~$ s' L( F- x! U
3 [( `% B, b- o# l: X) o2 J
Section 30 Installation of Lighting Equipment8 C- v% j, [8 a' |- Y: Q( E
30-002 Special Terminology (Appendix B)
$ Y/ w! s3 R7 H& i& j$ u4 _) SGeneral
7 ]) c, f2 F4 V/ w30-102 Voltage" F |. d+ K" G+ c1 U- T
30-104 Protection (Appendix B)
2 t: i! U7 {7 w9 `3 L30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
7 s& [' m4 k0 N2 ^& [3 A j30-108 Polarization of Luminaires' G1 W( F; d/ E! u2 x
30-110 Bonding of Lighting Equipment1 O! d7 }! O8 t; Z
Location of Lighting Equipment; m" p9 M2 }. N
30-200 Near or Over Combustible Material
8 F4 A+ l! e5 ^30-202 In Show Windows
; h7 O! T; s0 ?- Q \$ Z30-204 In Clothes Closets
9 @, W- d' D& ?+ L- gInstallation of Lighting Equipment
! P+ K( C# {: P, n+ V; w/ W9 Y30-302 Support
. y: z! ~0 s# f/ r( I. E$ g# x6 Y' ^30-304 Outlet Boxes to be Covered7 y" m2 g; a% F
30-308 Circuit Connections
% z' u) E- s+ p4 ?6 Q# j3 @* Z. X30-310 Luminaire as a Raceway8 h U( M2 i9 a- y' A
30-314 Minimum Height of Low Luminaires
- _& l6 h+ b8 c- j30-316 Luminaires Exposed to Flying Objects
2 t) Z: q; g8 X7 A. L: X7 h$ k30-320 Luminaires in Damp or Wet Locations+ |3 c0 O5 L+ t4 U5 Z" U
N 30-318, i/ P8 q, L1 ^1 Y
Wiring of Lighting Equipment8 W4 b4 g0 i0 V9 O; D
30-400 Wiring of Luminaires
! W0 a2 \* r0 Y5 U5 k h( {# a& t30-402 Colour Coding+ p0 H, |4 \7 ~8 M
30-404 Conductor Insulation
6 G0 r# ~) Y3 M0 Y3 D30-406 Conductors on Movable Parts
9 w; \( K: t$ n7 t5 L `: Q30-408 Wiring of Ceiling Outlet Boxes
( H. q! _. b( ^, b( e30-410 Wiring of Show Window Luminaires
6 r! ?+ j- _+ c; Y& `5 J! K30-412 Tap Connection Conductors
. B0 Q2 ]0 w& P3 O& V3 t; a+ QLuminaires in buildings of Residential Occupancy
- _% g) E- l( [" v l4 |30-500 Lighting Equipment at Entrances (Appendix G)# C& |9 h5 Q: f5 n
30-502 Luminaires in Dwelling Units (Appendix G)+ f& k) \3 y( V# ?
30-504 Stairways (Appendix G)/ L) V6 o3 J' B
30-506 Basements (Appendix G)
6 t8 i$ W$ P: `$ c: Y* a+ B, S9 K30-508 Storage Rooms (Appendix G)
4 p% N% v- J" j; N- L. U- F30-510 Garages and Carports (Appendix G)
5 q R) I( K+ c( X( f- ]0 Z+ QLampholders5 `" ` A# v& c+ E, o0 h9 C0 H
30-600 Lampholder rating with Incandescent Lamps. C0 N( M. e% J9 p( m$ ~# i
N CANCEL
( j- M: X/ N9 h; {9 V0 X! r4 |, P30-602 Connections to Lampholders; I/ p' o& k# M# o& `/ `0 s8 `
N 30-6000 N* w `/ U1 C4 ?& E9 [( p' y+ n9 {8 y
30-604 Switched Lampholders Used on Unidentified Circuits8 D( t- T8 O( J9 O: Z
N 30-602! j' H a! Z% T$ r% {; K8 C# F8 L, y
30-606 Switched Lampholders with Pull-Type Mechanisms
5 K9 ~6 _/ [; s0 uN 30-604/ E7 k' U5 C: T- ]4 u6 e& u3 ~4 v* W
30-610 Pendant Lampholders
7 e7 A! {1 `7 d3 [! }+ S n1 ^, V5 f0 _N 30-608
: [- r0 p; V& V6 g. mElectric-Discharge Lighting Systems Operating at 1000V or Less
/ n. n4 w/ D5 x) i! r- l$ M30-710 Control (Appendix B)' b" \- j$ l) Y) t+ j, ]
30-712 Branch Circuit Capacity0 S2 \6 \ i; {9 F+ M' ?& U& w
Electric-Discharge Lighting Systems Operating at More Than 1000V3 }) \, j. \% U# {+ w2 a
30-802 Voltages, Dwelling Units
4 m/ t8 h% F, t& N- c30-804 control (Appendix B)
) Z# |- ^& `8 O0 r- QRecessed Luminaires (Appendix G)7 V, U+ R, F. R: B
30-902 Spacings for Non-IC Type Luminaires( }; J5 L, V% C& ]1 K) d
30-910 Wiring of Recessed Luminaires (Appendix B)
% w% j! b4 { |5 b+ E# E: oExposed Wiring for Permanent Outdoor Lighting- m: r, B# x4 `0 Q1 ~
30-1120 Branch Circuit Loading and Protection& K. k9 Q+ ]2 E
Extra-Low-Voltage Lighting Systems$ M- ]8 I8 ?% E# D% s
30-1202 Sources of Supply/ e! n* H2 T2 M; U* G; w" o0 _- H
p9 v/ ?6 K% \( Q b8 SSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
( l Z+ B; h7 E- F/ n$ T6 c7 h( fFire Alarm Systems) }6 j, q% S& p$ [4 L" a5 a
32-100 Conductors% F4 L% R a; I6 L, p2 x4 Q$ }& V
32-102 Wiring Method
8 R! G6 A3 O6 r0 y) _, w32-104 Equipment Bonding& w: U. V( H9 A6 K0 L$ ~
32-106 Electrical Supervision, s: f; L2 k% `! X' Z
32-108 Current Supply
9 R) }& O; m1 B4 s6 |! ?32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G): ]! l- N' S: M8 ]
Fire Pumps& P5 ~: P- H' v0 G( B: W* N; ?0 w
32-208 Overcurrent Protection (Appendix B)
: O; E4 e2 J1 A2 Z+ C1 zN 32-206+ b7 y5 [7 \. r6 X
32-210 Overload and Overheating Protection (Appendix B)$ R6 i$ {2 x; T9 T1 ?9 K
32-212 Ground Fault Circuit Interrupter (Appendix B)
. a1 ?% z) Y- n3 f
. q2 q' X1 @$ v; q" f* ~8 FSection 36 High-Voltage Installations( M" N2 j) p$ U6 r
General. l$ t9 K5 k- q: H; I8 I7 d3 U
36-000 Scope (Appendix B)
4 b! C {" c. R# b36-006 Warning Notices
& Q0 P! ~& u5 Y, J, w/ {- `Wiring Methods( n; w" [( B8 I& z9 L
36-102 Radii of Bends9 C; R: E: p2 Y# ?! w! E. y
36-104 Shielding of thermoset insulated conductors1 D& C) v& N; `, J9 l
36-108 Spacing of Exposed Conductors (1) table 30, table 31
; N4 C+ F+ h) q R; X5 }/ g$ n36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
( ]: |8 C; ]) }/ z7 v6 b; o) YControl and Protective Equipment! D1 T4 n% R4 D1 l; n
36-214 Disconnecting Means
! ]$ V1 Z. T1 N& @ Grounding and Bonding5 V# N7 z# e7 I) h; B! {; ^6 |
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
# M8 o7 \1 l* n9 n2 `36-302 Station Ground Electrode (Appendix B)% y/ d; ]) [% Q- v4 V7 ?4 H
36-304 Station Ground Resistance (Appendix B)
: b$ x- q$ v5 V. @; l5 s3 S6 y$ E36-308 Connections to the Station Ground Electrode (Appendix B)% C7 J: \9 N0 ^) m- D! t3 t" F% ^
36-310 Gang-Operated Switch Handle Grounds K( l+ x9 x) M* z
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
1 Q) z! }4 [" g- ^% w0 X7 J- i/ U5 Q- I. X
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
) N; j* t' L' Y# t3 O- I8 K38-002 Special Terminology (Appendix B)
5 M# k. @; T2 Z5 Y4 B8 J# n! m* j38-003 Voltage Limitations (Appendix B)
$ A8 r. B1 s3 e9 [38-004 Live Parts Enclosed
6 ~: S5 e1 N+ s6 J+ |38-005 Working Clearances* W- b9 W+ k; U% H5 v+ N3 f2 X! h7 k
38-011 Insulation and Types of Conductors
# @% L; B2 V+ f, K: y4 }38-012 Minimum Size of Conductors
% l% g5 W. }! C5 d+ X% ~0 [/ ` q8 z5 z1 `2 y# Z7 U
Section 40 Electric Cranes and Hoists
. u9 v" P9 a( e2 h# |3 L$ H40-008 Disconnecting Means
( g' f" x" h& W$ e' [40-010 Main Contact Conductors. B: T; H- y: w# }. B
; J0 u* D `* q+ T5 i
Section 42 Electric Welders
( S) p- v R( {( XTransformer Arc Welders
$ {" [) ^. R2 O. `7 @! [- X42-006 Supply Conductors
% m# |7 I1 t' C, q2 M \) L8 s& Y! ]3 \' T+ t5 `: e4 V
Section 44: Theatre Installations
0 o/ }2 `4 l# |1 U6 xGeneral
( P$ ~4 b( u# y0 b44-104 Number of Conductors in Raceways
5 ^' Z6 B4 G2 h6 `44-106 Aisle Lights in Moving Picture Theatres
( s$ |2 ` |! H$ z' f% G4 U" g/ o3 JFixed Stage Switchboards: F; S$ A; p. Z. H0 L9 x8 |
44-210 Overcurrent Protection
) t# |5 C8 y9 ~' E# ZFixed Stage Equipment3 M# p2 ]: E# D! W7 u
44-324 Receptacles in Gallery Pockets
& T+ h$ w: Y X( M! @3 M44-326 Receptacles and Plugs
" N& y+ B' y- I8 i
Q! n0 \0 p2 }8 v) m& `Section 46 Emergency Systems, Unit Equipment, and Exit Signs
! L6 ?' Q* P5 ^1 eGeneral1 b: z5 V( `7 K- X. Y# G) \, S
46-102 Instructions
. V: z' O: a& }( u7 j46-108 Method of Wiring (Appendices B and G)2 C& X6 E( w5 d! w$ a
Emergency Systems
4 e9 w( H8 M4 j# [# a; n" {% `46-202 Supply (Appendix G)
6 W/ R. v% `( N' {( e46-204 Control
, A8 ]! @, I6 q5 H/ x* r: f0 g46-206 Overcurrent Protection
4 T4 m- V9 u& V6 A46-210 Remote Lamps, v& {) q" v4 ^' ` `, U# J
Unit Equipment. m5 k$ t0 B* q$ r1 h% t
46-304 Supply Connections
- j$ f9 g" m. N* h4 V46-306 Remote Lamps (Appendix B)! l, ]0 I& \4 U6 m9 @3 P, Y
Exit Signs4 h% o7 z a8 d
46-400 Exit Signs (Appendix B and G)
7 \8 T0 g& k$ l% Z4 ^2 X0 G" i6 I8 W+ U& A
Section 54 Community Antenna Distribution and Radio and Television Installations u3 C; a1 h6 h
54-000 Scope
& p) z* w8 B- A0 @" o3 k/ ~54-004 Community Antenna Distribution (Appendix B)
. V# X9 l: l$ q DCommunity Antenna distribution" y( L/ A/ ]% O* n5 V
54-100 Conductors
$ T5 d( H! X. ]2 F, E: w54-102 Voltage and Current Limitations (Appendix B)
( ^& H8 a4 N9 R6 r2 SProtection
; p$ w! i6 ^# Y& F4 Y7 n54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
6 N3 U+ s6 D- [: j( ?Grounding
2 P: d- g) @- |. U7 q; p6 e# k54-300 Grounding Conductor. Q" D) R4 z0 u
Conductors Within Buildings
/ b9 x/ J: U" N/ ?. f% `* z54-400 Separation from Other Conductors
" V6 {+ E% m; x3 B5 u" QEquipment
8 _" b# T) m/ s @5 B1 A54-500 Community Antenna Distribution Amplifiers and Other Power Sources" U6 J. P" q" a- @) I
54-502 Exposed Equipment and Terminations) W# G7 O' C- q: }6 g
5 {+ H7 D# G5 @, ? @9 l
Section 56 Optical Fiber Cables
9 ^9 ^- P, e' X& z: w: wGeneral
/ O+ M- j7 {" J5 x56-100 Special Terminology9 Z5 g. n; \$ \
56-102 Types2 d! g& E1 u; c8 P$ p- n ]
Installation Methods
; r+ V: X* c, S L$ _56-200 Nonconductive Optical Fiber Cables (Appendix B)
- S& u2 f4 n9 z5 ^( U% S56-202 Conductive Optical Fiber Cables (Appendix B)! l- C3 v& J* E/ g1 B* a. U$ K [
56-204 Hybrid Cables7 P' U: m5 t& N
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)2 n, q3 _" @8 |! ^/ m4 \9 N
" a& n0 r: |2 s5 S, c7 DSection 60 Electrical Communication Systems+ J5 H/ j# r' g8 O9 d
General
" W. @/ k: S* u8 |60-100 Special Terminology m2 h9 q' n' x( k0 {3 p
Protection
% X s( U; C# K0 E60-202 Primary Protector Requirements
' s9 K2 ~& Z8 M4 ~Inside Conductors4 G/ @; D$ s9 e6 b
60-308 Separation from Other Conductors
/ y6 P' _' T# W4 Z+ NEquipment
$ ?9 W. o4 n3 j ?4 }60-404 Exposed Equipment and Terminations! v/ B7 b' K: i3 D! p J$ {7 v* `
Underground Circuits0 o3 a; S( c! U5 c1 ?" f; Z/ Q
60-600 Direct Buried Systems
2 t3 Z, x0 I- |5 J U( M8 r+ p9 i4 c$ \) N6 p# k% P+ }
Section 62 Fixed Electric Space and Surface Heating Systems
( Q5 m/ @3 q* GGeneral
" `* j! v" L6 k$ w) u+ u2 O5 C62-102 Special Terminology/ F! j2 F0 Y# ~" ~+ s! \0 g6 ^
62-108 Branch Circuits$ }7 E, ?3 F( h! ]
62-110 Installation of Fixtures( A4 U6 t5 r, f7 d5 R
62-114 Overcurrent Protection and Grouping (Appendix B) (5)
& i+ E2 d( _/ F+ s62-116 Demand Factors for Service Conductors and Feeders (2)- b0 I6 e( L. k0 l+ F* ^
62-118 Temperature Control Devices$ @. P/ C" G9 a' F5 t
62-122 Installation of Series Heating Cable Sets (4)(7)
6 ?& w3 c5 D! N( u$ {% S8 `# ?2 vElectric Space Heating Systems
+ v; M P6 w# n( Q! B2 @62-202 Temperature Control. h/ D( ?+ I& G& r0 J% t/ Z
62-206 Proximity of Other Wiring (Appendix B)
% Q9 H! E/ K$ S4 N% Q2 T. Y62-214 Installation of Heating Panels and Heating Panel Sets6 p n: W/ F5 `" z8 A
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings- a5 |9 W, {/ G& ^
62-226 Installation of Under-Floor Covering Heating Panel Sets2 {& m# Z+ N/ m9 G
Electric Surface Heating Systems3 Q2 ?; t2 T/ `% `/ J) o% T$ I8 U
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
. b! e. _' L" `6 `8 Q/ q* c$ @' }. G4 `. o" [* l
Section 68 Pools, Tubs, and Spas' S: p+ T! |# s0 R. f9 z
General1 f5 y$ ^) _) w+ T
68-050 Special Terminology
. [1 {7 B; p, K+ z& {68-056 Underground Wiring - Table 61
0 K/ G' A, C% e/ T4 h4 k68-058 Bonding to Ground (Appendix B)8 Z- b. _' s S2 {/ b+ x. y, f
68-060 Junction and Deck Boxes (Appendix B)
( O g7 l1 E! E: b68-064 Receptacles9 l1 a) z* C+ i g+ N* L5 r
68-066 Luminaires and Lighting Equipment: W& J2 d4 l/ M0 h% G+ b" U
68-068 Ground Fault Circuit Interrupters (Appendix B) c0 ~: s. [2 A4 d( w# {9 ^
- t# x7 `4 L+ d* o9 LSection 70 — Electrical requirements for factory-built relocatable structures and * F3 G+ F7 p) D7 t7 `+ _5 h+ g
non-relocatable structures
, a& \' F8 C- R$ y2 `& {70-130 Tests (see Appendix B); l' X; W6 M: }4 G
) O2 \# S& `( b; e
Section 76 Temporary Wiring (Appendix G)8 S, ]; E8 f p* O
76-004 Grounding
$ C0 ~" m+ H G+ C, q; K0 n5 v76-008 Service Entrance Equipment4 S: v% F* _6 q$ z# j
N 76-0069 V n* @1 o$ |3 m
76-014 Branch Circuits, u& U' c; b0 K+ X' W" l
N 76-012
9 n! J, M% @9 B* S( n
1 e! T& f: e! |4 lSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
( n: v3 r s S6 f7 h& ~, x2 xMarinas and Yacht Clubs
. W! c/ H( v u; s W& n4 q; G78-052 Receptacles" M0 h6 q7 p5 m" E, P
78-056 Feeders and Services
2 {! A( j; R' v8 ZMarine Wharves, Structures, and Fishing Harbours
' H. G$ L9 ~: v# V78-106 Grounding and Bonding
* b7 L+ c! V) ]* l6 i! YTables
7 p3 L% x0 Z8 f8 V( n1 e1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,650 y* O, l0 M7 B. U
' {7 W* D4 _4 Y" s" G5 G- UDiagrams: 1, 2, 7
1 I8 |0 |$ T4 w& f2 O! E5 U- Q; l9 l$ I' v: ~2 I" q" ]
Appendix B( ?8 n+ M% Q8 r" g0 R2 ?, Z; D
P352: Ground fault circuit interrupter- 6mA3 v0 w2 O$ Q/ J4 g/ x" j; @; M; _
P354: 2-126 FT1, FT4) j V/ Y% t3 C
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
, n7 n5 ~! X* y) H( y3 V$ t9 |: uP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
H; Q8 P& J" m- G; c5 `2 J" M# H' YP370: 12-1012, 1118, 1214 Example:
0 P- d* S4 {1 C ~2 vP371: 12-1108
" `3 J Q6 J. ~% qP381: 18-108(1)(b), 18-158(1)(b)
: h: E# ^# i, ^7 @9 U% c' u8 oP386: 24-2065 a( V$ O: C4 a" H3 `5 R( [5 V
P389: 26-2564 z( ~: a# A' }/ b' O S" m# G! ~
P391-P393: Section 28, Example to determine Motor Conductors and Protection
K7 z5 @4 |1 {8 X1 f3 o" G: f* }" e0 N/ g% C7 I: w! I! t- _$ i* G0 j6 d
Appendix D; d4 \: M' ?6 e: {
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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