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Canadian Electrical Code Review Guide
7 D4 q9 Z" c' X& JFor the Exam of Electrician For Red Seal License
; @& t! V, m6 T0 z
5 O6 {7 C% X* o1 OLesson One& q' b2 M6 |0 o- m$ {0 Y! h) A: ]# \
Section 0 DEFINITIONS2 s7 l4 w3 J; E% n
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:( P x5 d P! [! T7 b- m4 ?
Accessible as applied to wiring methods* K ]. z/ z7 k0 H% p- G
Alive or live
7 ]$ M9 l* |) A7 ~/ wAluminum-sheathed cable
/ H) U( G- U7 o; @6 [" sAmpacity! U* [2 R# q- y1 H: a. o
Authorized person
" l I E, M9 T) Y% Y* E$ N2 }( ?3 _. l8 ]Auxiliary gutter
' {" h& K6 I6 N5 v6 n) z0 t! {AWG' o8 r0 E, N1 K" b+ M2 r, o- N
Bonding7 v+ c! z8 |! w
Cable tray1 `5 m: T' ^0 j0 R3 g3 c
Cellular floor" J/ u+ t4 O$ m
Branch circuit2 i1 c/ u, F7 p* V3 ?4 |
Bus7 D: d2 j7 D7 ]
Busway
! h; c+ j9 U/ V; CCommunication circuit
3 P& `1 N6 Q4 m# W- D. ~7 mExtra-low-voltage power circuit& z F2 k& D( d: u2 l! B& `- h
Low-energy power circuit" z! d5 H- y8 ^9 R$ |8 b
Multi-wire branch circuit& f- N3 s& P% E
Remote control circuit
7 D! J) J( Z) m& `0 E2 F" HSignal circuit
8 D- c- J8 M/ n/ O1 D, [* A6 PCircuit breaker
7 ?7 `# R3 a8 X( p) P; a' LInstantaneous-trip circuit breaker+ m! L5 ^" k3 y
Conductor
9 W, k, o( ^7 D/ D* H; \4 E5 WConduit
) ^+ ` ~* r2 E! b* V: u, L& Q2 } Flexible metal conduit
) |! T6 s: Y% m- i9 C0 @/ O Liquid-tight flexible conduit- {$ l& s1 w, m3 P0 \8 ^
Rigid conduit
& i' ?1 C" h- l- p" q: } Rigid metal conduit0 U4 I; j, e( S- L1 f$ V
Rigid nonmetallic conduit' Q% O* @( s6 F8 b) b
Rigid PVC conduit
* L6 `* j0 s4 J9 A6 b7 s: j5 Q* M. sConnector! J. ^* L! H( C; D1 O! Z! M8 x
Box connector
. w; W# a% c1 `4 Y) T7 M; {# B Wire connector; U, {, p/ w) H( ~* U
Controller/ ^0 D/ ^0 P6 b0 b. {! p! y8 c6 x3 I+ T
Disconnecting means
" t' ]/ ]% Q8 V2 \2 uDust-tight
) l3 W& l( v9 t% [- x; KDwelling unit3 d# ~: }4 F$ Q- B/ X; @; b2 c
Electrical contractor
# q( D5 F% h5 }6 p8 h( iElectrical metallic tubing
- x) N& i" s1 w$ x8 k% nElectrical nonmetallic tubing |2 n4 w" Y# X u* Q8 J
Emergency lighting" g; r: s1 l* y: Z
Explosion-proof* u0 v% z& {8 V9 q5 S' Y7 M) q1 i, T
Extra-low-voltage power circuit: W7 C4 ^& ^ p1 x e% q
Feeder S* b2 A+ D7 {) A
Flexible metal conduit* c# T' Z4 ?" r7 M) O6 w+ ^
Ground) V$ X( g; j7 z! o7 x, J( @
Ground fault circuit interrupter
# E/ `- Y [! i$ ~Grounded
/ y: [5 z0 {1 S; Z( L5 FGrounding @5 `# r3 T( H2 r3 b! V5 ?
Grounding conductor7 R' |! M6 X d
Grounding electrode) C2 J/ B+ y8 m. ?2 t
Guarded K6 A2 Q6 B) w. q. m
Hoistway' Z' t' U( c- h
Identified0 l' h3 b6 A3 K
Lampholder
1 M# [1 Y! i' S* e. R" BLow-voltage protection
2 U# H0 g" z, |Low-voltage release
' I6 I- K! S: @' YNeutral" Y9 G" q3 f, h M2 ~! I
Noncombustible construction0 J# m6 o4 p' V+ \8 G W
Outlet# T. N- `: g& y- |! o
Outline lighting5 } S8 I" ]. R6 Q! V7 H$ \5 E
Over current device
! j4 K0 j9 H7 c" t8 OOverload device
- O% b3 Q# p S! ?( W1 f( @Panel board! a, ?6 g# `; l
Panelboard, enclosed
2 W5 x r. P O1 T% M/ g4 tPermanently connected equipment
' M* Q8 y/ J2 k5 w1 zPermit
4 Q3 d2 D# i# L1 p! {9 _: APlenum
# g$ R. C7 O3 e3 _3 bPortable as applied to electrical equipment e6 {3 R% a' `7 M1 N! P, n
Portable ground fault circuit interrupter
# [6 n) B+ Z, d W# BPower supply cord
9 P( e9 s: M, A1 M {+ x0 @Raceway9 X% X1 I- ^" Z* O3 r- X+ r' S
Receptacle) S; J0 O' g9 C Z) P0 g" H
Duplex receptacle* F f' W7 n1 n6 b# F. K
Single receptacle, d# p( J0 r N$ ]7 T+ c1 \
Split receptacle+ {$ v: T. I$ a
Service, consumer‘s, f; R8 n+ [4 k! a. G1 S
Service, supply
2 i1 z2 t( \9 n6 Y* |) \9 @Service box
- b7 z$ s4 X; U3 w1 ?- dService room$ e- [& g) \3 Y5 H* K
Single-dwelling
8 z9 u; f! a% j* ^7 QSlow-burning as applied to conductor insulation
. H) f5 a! y& A$ h# ]* M, kSplitter
" q8 S0 D0 `' Y% d- U" PStarter( M) y# H" b" F$ P2 J) S
Switch
; `. P! D; F4 u( W General-use switch$ r8 B: [0 I6 Z5 K4 [4 x
Indicating switch5 v% t5 y% B! T# A- o
Isolating switch8 l1 [: m' R0 D5 T* \
Motor-circuit switch
/ u' U( q' X1 }) ^7 E W3 XSystem6 ^( K p6 n# S/ h& w* k
Communication system! \" S+ o( e6 _6 ^' f4 f
Community antenna distribution system(CATV)5 Z# H4 ], V) ~* A
Grounding system
( \- E9 J) Q' f- d# SUnderfloor raceway" C1 x) [3 a, x. V; I
Voltage:' A5 n2 C' g' o% V5 ~ A
Extra-low voltage
- y4 m* ]: K$ Z8 v6 w High voltage; H# a0 R& o3 }8 D) f5 U
Low voltage2 A' Z2 L" \, ^1 k* l% A% [
Voltage of a circuit
2 d8 y9 U! O4 b" n6 e! tVoltage-to-ground, C8 v4 D1 q& |
Wireway; }- `" c& P/ `6 ?# X& ~
0 n8 v, j) ^. c9 ?; x$ [Section 2 GENERAL RULES. c/ Y9 j. s8 w/ |; J! P
Administrative
% A: i1 ?& f) k( m1 H$ G2-018 Reconnection) @7 h9 @1 o0 w# [+ \
2-030 Deviation or Postponement
9 k& s# b0 }) BTechnical General9 J _% @7 ^0 Y) S. U3 d, ]
2-106 Circuit Voltage-to-Ground – Dwelling units1 |+ A6 c; n- Y1 h6 k5 ~# R! b
2-114 Soldering Fluxes7 O' h+ ] x5 y+ C
2-116 AWG Sizes of conductors
: g2 X4 n# m! `. X& ~2-124 Fire spread (see Appendices B and G)
5 q$ c3 A7 |0 Z( l2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
' w: O" [% i- t- l" ~# a7 dProtection of Persons and Property
/ U% v+ w! Z0 z: D4 {2-202 Guarding of Bare Live Parts
* o n; x& @, @Maintenance and Operation2 A8 W4 s9 h. n; Q! s8 r
2-304 Disconnection
4 v4 _9 ~" k4 g0 }9 w: [- i S2-306 Maintenance of Live Equipment! L: z6 \4 i/ S+ j% y( a
N 2-306 Shock and flash protection (see Appendix B)
3 q- ?$ ^9 g, s2-308 Working Space About Electrical Equipment: Table-56
7 R4 V9 m5 n6 g! ~* p2-310 Entrance to, and Exit from, Working Space
; i7 _' {( h8 S& j+ d x2-320 Drainage
" w: Q$ ?; O5 c+ d3 N- t0 X2-322 Electrical Equipment near combustible Gas Meters and other Devices
2 o) p$ ?& K J( k" A6 vEnclosures- m$ ^% D9 q: D: E, s5 p' L
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) 5 q0 z, K$ a/ @: A4 N
2-404 Marking of Motors: DP, WP, TE6 K% t$ H: s2 Z$ v I
( w! h/ e+ Q, ]2 cSection 4 Conductors; d q; g7 H9 H
4-000 Scope8 C/ |1 i# i4 }4 n$ f. x2 H
4-002 Size of Conductors: 14#, 12#
% X0 V2 f% J4 X7 i+ n( n4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
: J% _ m# q+ ]2 @$ |* r4-006 Insulated Conductors: Table 19
v% V1 i; ], O4 A* T4-010 Uses of Flexible Cord: Table 111 `6 ]; j/ e y
4-012 Sizes of Flexible Cord8 U2 `0 B/ x9 O4 V
4-014 Ampacity of Flexible Cords: Table 123 b5 y1 I' _- }
4-018 Equipment Wire2 ^2 \0 {8 ]; R. S6 H) \! j ?
4-020 Insulation of Neutral Conductors
, Q' f3 l/ p, v/ |$ y% W! X, q4-022 Size of Neutral conductor; L3 Y5 v2 e, B. r: _* J" ]; n
4-024 Common Neutral Conductor
- [6 n) \2 ]9 d$ b4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
/ y$ M/ `% p6 e6 O3 B' [4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
( {8 H7 [0 u/ n" ?4 |' M$ c4-032 Identification of Type MI Neutral Conductors
1 G) S: e7 o9 ?4-034 Use of Identified Conductors
. t0 Z" f* r5 C/ P" I4-036 Colour of Conductors: Phase A, B, C, …
3 O- B. E' l& U" l: c: ~0 x8 E# i6 j
, \5 C0 N9 U% h7 k4 m& Y gSection 6 Services and Service Equipment- z6 m( Z1 D2 E* [; ^0 K
General
) L$ u) ]/ E5 S Z6 P2 n0 _6-102 Number of Supply Services Permitted4 {+ A- Q8 _' B4 Z
6-104 Number of Consumer’s Services Permitted in or on a Building
1 C. {% c4 {% K6-108 Supply Service from an Electric Railway System8 E5 O, ~" T8 ]# G. @. ]8 \
6-110 Three-wire Consumer’s Services / z) s" G4 M( ~3 [
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors0 Z: ]3 c5 k; I
6-114 Methods of terminating conductors at consumer’s service& G. d' Y) F8 e; S+ M J" a
6-116 Consumer’s Service Head Location
( Q$ L2 R- N" |, x& ~- e- }Control and Protective Equipment: ^' u$ t3 i6 h b
6-200 Service Equipment$ w% p! J* h) D% P' F
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
2 }) s0 E' c @ F+ F3 a6-208 Consumer’s Service Conductors Location
$ x! k8 s/ V: h/ L6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches" v5 f2 p- S8 Y" L0 ]* Q# n/ C
6-212 Wiring Space in Enclosures
9 N% M) x- X: {7 v5 _% b6-214 Marking of Service Boxes
; k; a' ^: W" }! vWiring Methods* V* C# J! X ]
6-300 Underground Consumer’s Services$ |0 N% `( z- T4 ^& e
6-302 Overhead Consumer’s Service Conductors
8 G3 H5 D6 t8 l: M! m2 e1 n6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
! u* @1 o# j2 R- H) \9 K6-306 Consumer’s Service Raceways0 f- x8 Y8 R( G5 a, n
6-308 Use of Bare Neutral in Consumer’s Service, v( t3 I- y7 l5 `0 ~+ P* Q' ?
6-310 Use of Joints in Consumer’s Service Neutral Conductors
* ~! |: J8 N' r6-312 Condensation in Consumer’s Service Raceway
( f% j& H4 _) _* `" d, O7 \Metering Equipment( i, i y# U7 o/ ]
6-400 Metering Equipment
* ~# r/ m/ R: D& m3 I) u6-402 Method of Installing Meter Loops
3 O `% o, b2 o# S6-404 Enclosures for Instrument Transformers5 A Y( S% \9 o1 q# ^
6-408 Location of Meters
0 s* g. K: U6 y/ E: {& I- E6 D8 \1 @# T& j5 F0 `
Section 8 Circuit Loading and Demand Factors
) {7 T7 a9 ?5 i9 j+ EGeneral, M9 J8 q4 t5 _* g5 U0 d
8-100 Current Calculations" r+ m2 G( q& B, J' @% {$ q
8-102 Voltage Drop ( see Appendix D)4 Z0 c( A, _# @; a8 _6 ?1 E. ?
8-104 Maximum Circuit Loading9 i9 H6 ?# x# b) I
8-108 Number of Branch Circuit Positions8 C1 U- x( _$ h m. n# U
8-110 Determination of Areas
* y& s N$ n9 Q0 ?0 i( gServices and Feeders
1 a& V5 S7 h8 k1 V& P8-200 Single Dwellings (see Appendix B)
9 y1 V6 s0 B- X8 }3 d8-202 Apartment and Similar Buildings! i, Y" k! K" k
8-204 Schools/ Q t& m& x8 z/ Z& e' k2 y5 P# z
8-206 Hospitals
7 r) d/ R$ }* W: L& V. W8 l0 w8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy& W8 ]6 ~$ a6 T
8-210 Other Types of Occupancy (Table 14)
; G( a7 w% ?) ]6 @8-212 Special Lighting Circuits
( G0 w" @- i; {3 Y, w% k# n E# G6 |Branch Circuits
" Q$ F/ L e/ @/ S8-300 Branch Circuits Supplying Electric Ranges
& z) o% z3 [ k6 W* J8-302 Connected Loads
9 b3 c5 M1 L0 w6 j. l
+ [; ]% `6 v! t, Q2 x" y. H' k) nSection 10 Grounding and Bonding
: H# f. @$ J! o, B0 @- T/ Q. eScope and Object
9 y$ j4 S( s7 d: Y( o( j% L0 F0 ]10-002 Object
0 B$ m6 E# Z/ U% JSystem and Circuit Grounding
4 k3 M' v! `4 T10-102 Two-Wire Direct-Current Systems- ~6 N( f2 [8 T8 ~0 Y
10-104 Three-Wire Direct-Current Systems* z% [. b' H/ I
10-106 Alternating-Current Systems/ B. M2 b6 {3 A8 `6 d
10-110 Electric Crane Circuits0 s/ q5 G. a6 G, d
10-114 Circuits of Less Than 50 V
* _& [4 b- h2 x. T$ j) k$ g n10-116 Instrument Transformer Circuits2 q) f7 f/ @/ w" e/ X) J- ]/ ?
Grounding Connections for Systems and Circuits
) X; a5 n5 q) s- ?6 K- U10-200 Current Over Grounding and Bonding Conductors
: e; h2 j. ^: P, V9 V! P10-204 Grounding Connections for Alternating-Current Systems" l% D* k* ~9 P. t* y5 C3 N( Z
10-206 Grounding Connections for Isolated Systems
7 I% u" O8 F4 T$ r4 Q3 J10-210 Conductor to be Grounded
# R, D# e, L7 Q: t0 BConductor Enclosure Bonding
' b! v3 r) y0 `1 `$ j6 O- W! l$ I! a10-302 Other Conductor Enclosures
" v4 H9 u1 f- P+ ZN 10-304/ Q! L. c) i8 V& n$ N4 m
Equipment Bonding
; |8 L8 P, t$ {' h10-400 Fixed Equipment, General
3 n5 L v, ~" J4 J8 C10-402 Fixed Equipment, Specific (3), (4)
/ ]3 `7 u/ Z% ]# T4 f10-404 In Nonmetallic Wiring Systems
$ Z1 l, E# P" y* q& j0 F2 y10-406 Non-electrical Equipment
* t# ~/ x% b. _1 G3 A10-408 Portable Equipment (4)(b)! x9 J6 @0 W+ q! t8 H5 a! H9 x
10-410 Instrument Transformer Cases, j5 ?) n7 L/ y
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
3 {: B8 w6 a# Q10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
9 D- y, e" ~& _Methods of Grounding
! Y# i2 U# X7 @% Q1 ]3 E' Y! r4 g10-500 Effective grounding (see Appendix B); O1 l1 t/ z4 O2 ~8 U# D
10-502 Common grounding conductors
, x+ ^, V5 q; K( E2 g* H10-504 Common grounding electrodes
# Z" O# h$ T0 l5 v5 W! QBonding Methods |3 I5 k% `% u5 x( i
10-600 Clean Surfaces% j3 v/ g* k# }8 r; s" _- q( f
10-604 Bonding at Service Equipment" N" g+ p, h4 Y0 j4 c
10-606 Means of Assuring Continuity at Service Equipment
1 I4 p. i; n- u" J: t$ }' X10-610 Bonding at Other Than Service Equipment
3 x" T' t* z/ U$ ~) [10-612 Loosely Jointed Metal Raceways
$ p! \* i6 q- t10-614 Bonding Jumpers Table 41
( I$ A2 r: Z. B) C. a- ?Grounding Electrodes
2 z' X/ |$ S) ^* x% e; t0 ]* i9 {10-700 Grounding Electrodes! R* `6 b- c+ U* V7 k6 h5 |) ?
10-702 Artificial Grounding Electrodes8 l4 o% E, x4 _0 x; j8 h
N 10-700 & 10-702& g& t; Q! P* E1 ?$ i g7 z: z
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)3 j. }7 i" ]. ^3 [# f* F
N 10-702
; }, U# j* B4 K9 S) t F& W10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding1 Q0 b# Q4 c5 j/ h' ]8 y& Q! Y
N 10-702, L5 S1 c% K4 x
10-710 Use of Lightning Rods (Appendices B and G): `( O/ d( J& h5 U
N 10-706% B# k7 L2 ?+ B2 z* R2 x; K: g
Grounding and Bonding Conductors
' J8 g8 o B6 {, E10-800 Continuity of Grounding and Bonding Conductors6 U. {- F$ m; W1 ], f$ ~
10-802 Material for System Grounding Conductors
; a, s' H2 E0 ?; z; @10-804 Material for Bonding Conductors( s1 B6 j) N, K6 G- o7 i9 C/ i
10-806 Installation of System Grounding Conductors V- j: a/ }2 x! a. @" n+ Q
10-808 Installation of Equipment Bonding Conductors1 f) ]" y* [! D! J$ @
10-810 Grounding Conductor Size for DC Circuits8 ]3 T4 u7 k: `, M5 G0 L
10-812 Grounding Conductor Size for AC Systems (see Appendix B)9 V/ L+ K O! s7 C8 V6 z
10-814 Bonding Conductor Size (Appendix B)0 k) l8 L, V4 Q
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
6 C, e$ i! A- Z2 r; N1 n10-818 Bonding Conductor for Outline Lighting* L! f1 ?7 i0 j
10-820 Bonding Conductor Size for Instrument Transformers
4 q5 U+ {5 m2 R& G/ u$ uGrounding and Bonding Conductor Connections
Y5 w- w8 T1 t# t3 S4 L10-902 Grounding Conduct Connection to Water Pipe Electrodes& @- E- S8 @0 U. u% E' P& y; a' J8 Y
10-906 Bonding conductor connection to circuits and equipment
3 m* D: v8 n" H" h3 m, v10-908 Grounding Conductor Connection to Electrodes0 ?" y% q! N1 z& Z& Z4 Y$ q
Lightning Arresters- k' d; t1 Z9 s. r- I$ b( l
10-1000 Lightning Arresters on Secondary Services – 750V or Less
) ]0 }) x: ^3 v* ^, z$ N
* u6 o9 v5 ]) p6 a0 wSection 12 – Wiring Methods
) G, ~- }. X0 qScope
7 m j( B( W, ~! `12-000 Scope (Appendix B)
' ~( Z* Z8 q9 R( V9 a: PGeneral Requirement3 L8 N% H! b6 d* Y. E
12-010 Wiring in Ducts and Plenum Chambers* }* K+ Y5 ]" C$ }3 ^
12-012 Underground Installations (Appendix B)) z( g4 ~* Y. i1 f5 \2 r
12-016 Lightning Rod Conductors
( ]2 Y! S0 Y/ @+ lConductors - General
2 a! P, P0 Y( K; {6 K! |9 F0 r12-100 Types of Conductors (Appendix B) Table 19
+ S* V6 M+ w& Q3 @2 N/ S5 `- E) ?12-102 Thermoplastic-Insulated Conductors
6 a4 r8 |; h/ m9 @: P7 F* ?12-104 Flame Tested Coverings1 {3 d: H- V5 C0 W
12-106 Multi- and Single- Conductor Cables& H4 A6 ?' |; T1 F) |, @
12-108 Conductors in Parallel (Appendix B). H6 H) U, F1 q; b! n1 ~
12-112 Conductor Joints and Splices
3 Y5 E5 h' {2 ]; L$ q4 Q% k12-114 Ends of insulated conductors: \* L- A$ I5 D7 H+ e& |' I e
12-116 Termination of Conductors (Appendix B)1 ~4 g- Z" p2 b4 ^
12-118 Termination and Splicing of Aluminum Conductors
( A6 d5 Q9 q6 r; Q, u4 F- L12-120 Supporting of Conductors - Table 21
) |0 }1 d. r3 z) C) VOpen Wiring& Q4 ^9 {2 a3 N7 q! }. ?, G5 ^
12-204 Spacing of Conductors
4 c+ l6 J4 b" h, K12-206 Conductor Supports
. b3 T' G# u! U5 B5 k% K12-208 Conductors on Flat Surfaces
9 I* q8 h1 L* j" v5 n12-212 Protection from Mechanical Injury
! Q b5 `5 Q/ [) gExposed Wiring on Exteriors of buildings and between Buildings on the same Premises9 l: M' t L* L2 h5 u! W
12-308 Minimum Size of Overhead Conductors
5 O! u3 u# |- V12-318 Use of Neutral Supported Cables) S( o5 O# _8 |7 c; _! X. A. p
Nonmetallic Sheathed Cable" k9 P: `! G5 o" p/ w& ]
12-502 Maximum Voltage x" F! T) n/ i% I
12-510 Running of cable between Boxes and Fittings (Appendix G)+ P A! V- w+ \# w7 S
12-514 Protection on joists and rafters
0 {' I* g& o) V0 X7 Z7 v12-516 Protection for Cable in Concealed Installations (Appendix G)
- ^* X% }/ ~! F9 h* n12-522 Where Outlet Boxes Are Not Required
! `4 X' }$ A: H( [1 ~+ {Armoured Cable
* I- b" M& x( E12-602 Use (Appendix B)/ K) J4 h% l0 o
12-604 Protection for Armoured Cables in Lanes% ? u' M: ~, J4 f$ I) V
12-606 Use of Thermoplastic Covered Armoured Cable
" X+ D# z' R) k/ U! Y3 l9 S( ~( I12-608 Continuity of Armoured Cable, w! @. l2 f" ^" A4 i7 a1 r
12-610 Terminating Armoured Cable ]' [# \, m3 g9 T" I F( N) K
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems1 T8 B8 r$ a+ X7 s. Z8 Q
12-614 Radii of Bends in Armoured Cables
: o" d+ ]* w, Z9 [+ n12-616 Concealed Armoured Cable Installation4 ^: q/ T8 M& g9 y0 h
12-618 Running of Cable between Boxes, Etc3 r- i! g9 `5 b$ }
Mineral-Insulated and Aluminum-Sheathed Cable7 Z; B; c$ m- j& h% Z
12-702 Use
! E9 q2 H+ |0 O3 Y: j. x" l12-704 Use When Embedded& E) P4 y, r: B1 ]& x0 U1 T
12-706 Method of Supporting
3 k& R0 }5 w7 E/ C+ E% T12-708 Direct Earth Burial
' R( }$ x7 y& C" u3 J12-710 Mechanical Protection7 }% p$ i& i/ J
12-712 Radii of Bends" D) N/ y2 A: O8 B- V
12-714 Termination of Mineral-Insulated Cable (Appendix B)
2 S0 h; S$ I7 Y12-716 Connection to Other Forms of Wiring3 `8 L; R" \3 k3 p1 G. ]
Flat Conductor Cable Type FCC9 v E# T: ?1 n( N& r" q
12-804 Use Permitted/ J! K1 |, a! N2 L1 \" O0 O
12-806 Use Prohibited n4 m. I& V9 l5 B& F$ P# d
12-818 Anchoring0 }0 }3 ]7 O3 F+ R
12-820 Crossings8 K: S* C H8 Y: B0 }- m: k
Raceways - General
, e% I( W5 `6 J$ D. V: h4 i12-904 Conductors in Raceways
2 _1 s. j' |3 ]0 X( m. A12-906 Protection of Conductors at Ends of Raceways" u. b5 |0 S1 z' a- D* g- f& L, A
12-908 Inserting Conductors in Raceways
+ Q; Y: ^1 ^! T5 S5 w12-910 Joints or Splices Within Raceways
" S3 Z& F1 E" R12-912 Stranding of Conductors
* z n* V3 T; C& h8 u+ R12-914 Electrical Continuity of Raceways
6 e, y$ N7 j. }, M# [( x& w12-922 Radii of Bends in Raceways
0 W- [- [- L; ?N 12-922 Radii of Bends in Raceways Table 75 b' s/ v z- z0 e5 ~6 ~
12-932 Protection for Raceways in Lanes
0 M2 z$ n U! u' C# r7 l! ^12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)$ N9 Y( ?8 m! V1 z" H7 z) m; Y
12-938 Capping of Unused Raceways$ e; U/ O9 a5 m- ^& b
12-940 Maximum Number of Bends in Raceways
+ ?0 e, b* X, h, C" tRigid and Flexible Metal Conduit3 b1 p/ P: W7 O) \" w
12-1002 Use: @, L9 s1 i. {2 j
12-1004 Minimum Size of Conduits) y% z' E1 N- _: j; O
12-1006 Conduit Threads (Appendix B)
- | G7 [; ?, `0 M9 z, O12-1008 Thread Engagement
* Z3 Q! Z; ?/ W2 a ?- I+ i* a12-1010 Maximum Spacing of Conduit Supports
, E/ S5 R; g# v- r9 X8 }2 c12-1012 Expansion and Contraction of Conduits (Appendix B): m: B0 N$ n7 t$ W! i% F; }9 t5 \
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 + w6 D- P* R% b* Q+ F1 R; ^& t0 `
Rigid PVC Conduit and Rigid HFT Conduit( g& W0 C2 P, m$ h
12-1100 Use
) x; b9 n# d5 N7 }12-1102 Restrictions on Use( Q3 i& I5 C/ S4 A( |
12-1104 Temperature Limitations (Appendix B)
& e5 a O4 t8 K/ [12-1108 Field Bends (Appendix B), (2)
+ m1 F l" F6 I/ K8 Y5 v- B12-1110 Support of Luminaires) i4 x* J* |- v$ W, K k; k
12-1112 Fittings
! Y1 o$ b. u) \8 u! i: t12-1114 Maximum Spacing of Conduit Supports& e4 F0 ]" W( S+ d5 y: m
12-1116 Support of Equipment
' `4 H4 S; \# t. }9 o! T/ \! I12-1118 Expansion Joints (Appendix B example)
, o# G* m2 M7 G) v, }; XRigid RTRC Conduit, e2 C: P1 |2 X; c
12-1210 Temperature Limitations6 f7 d* v; Y3 Y/ g
12-1214 Expansion Joints (Appendix B)
! K8 B; A# o+ Y, N3 T9 D2 `' iLiquid-Tight Flexible Conduit; J* X2 q. W( @. W. ^ a, J
12-1302 Use of Liquid-Tight Flexible Conduit- R+ d* n p8 E
12-1304 Maximum Number of Conductors
) n3 f& \" z3 g/ D: j) `12-1306 Provisions for Bonding/ o/ ]+ H; N) f5 T0 s
Electrical Metallic Tubing
~3 c* n, n0 F4 T( G12-1402 Use
5 [2 v3 E, Z9 N. P+ N: v12-1404 Supports$ _! M) k7 Z7 j
12-1406 Minimum Tubing Size6 C5 }, A! }: E& |# X1 M
12-1408 Maximum Number of Conductors
& T+ P& B3 S/ l9 f7 Z/ }! d+ ^12-1410 Connections and Couplings
5 y+ W! r, c9 z" b9 h, R) {1 q12-1412 Radii of Bends in Tubing1 c7 h, f# [4 A1 O
N Table 7
/ t! S/ f8 q+ r# c" ^. MElectrical Nonmetallic Tubing
& Q! i5 P: e: l1 K+ Q( \' S# L12-1516 Provision for Bonding Continuity
* ^8 @5 T0 B% B/ |2 X kN 12-1514
4 p0 N( |% Q/ G. W0 A- Z1 SSurface Raceways
: s& t1 G8 x/ `12-1602 Use of Surface Raceway (Appendix B)3 l: r) y* Y( {
12-1604 Temperature Limitations7 {" M: t. C: z7 [ M5 h1 i
12-1606 Conductors in Surface Raceways (Appendix B)
7 R3 K+ G- \ R6 \. ?4 Y* X8 b) h5 |12-1608 Maximum Voltage
4 a0 u! f7 n, X( i# ~1 H12-1610 Joints and splices
" K( s# L+ A8 s6 Z; p9 C1 A6 qUnderfloor Raceways- Z2 }! q6 G! ~; C6 q) `& R9 r
12-1712 Discontinued Outlets in Underfloor Raceways
7 d, w1 ^0 N1 |8 U% o, ?, TCellular Floors
) a, U; `' x e2 M3 [. c' X# i12-1804 Maximum Conductor Size in Cellular Floor% t: G& {; C9 [4 @, x6 Z6 B/ n
12-1820 Cellular floor discontinued outlets
4 ]4 b4 ]- q; \2 L, ?8 e$ j( O3 P$ HAuxiliary Gutters3 A! V3 p- r' Z6 v) j; B
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces) D& W* O, B1 [) E5 l
12-1902 Auxiliary Gutter Supports
# ^! H' w/ [9 v7 y8 n9 i$ n% A12-1904 Auxiliary Gutter Cross-Sectional Area3 X. [0 y9 S3 s' p: d$ ~* g6 b. `
Busways and Splitters
' z) H7 l) B- T! B12-2004 AC Circuits in Busways and Splitters
2 M, s6 v8 c" ^7 [8 [. k$ b1 H* J12-2006 Busway and Splitter Supports2 a1 A4 x" w9 C7 E
12-2008 Method of Installation of Busways
; T7 r! x2 k! s' p12-2012 Reduction in Size of Busways; E* v, B( s! N9 L; q0 x1 j
12-2014 Length of Busways Used as Branch Circuits% \' `3 x* \5 L2 p
12-2018 Taps in Splitters
0 t# n; U1 z6 |3 r% \Wireways% j( Y/ }/ H: H1 z0 S/ q, S
12-2104 Conductors in Wireways
! l+ G4 h! P* f) O! W2 D* N6 V12-2106 Taps and Splices in Wireways
" A% m, d' q$ A8 a ?& ] Cable Trays7 G. E& K4 \; C1 P" e
12-2200 Method of Installation (Appendix B)
: z+ {) G' i3 ~) @8 e12-2204 Joints and Splices Within Cable Trays
, {! G, H6 a: `! w) ~12-2208 Provisions for Bonding
' ?$ c# a% Q1 H% W' J12-2210 Ampacities of Conductors in Cable Trays1 r5 P. _; l" ]) C s
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
& K- x) q& D0 u) K: K12-3000 Maximum Number of Outlets Per Circuit
% x3 c; O2 E z& w$ w6 JN 8-304
" K U( A/ {! x' w- c9 s1 u12-3002 Outlet Boxes (Appendix B)
; y+ w% ]* Z1 o1 q, E7 k& yN 12-3000
4 h4 i* b# _$ m; C12-3004 Outlet Box Covers
9 w# G2 V$ K6 g# Z( ]& Y" P8 eN 12-3002
5 G: C; c' k5 [! K8 W12-3010 Boxes in Concrete Construction' F. K7 B1 x+ O$ u9 ~5 D
N 12-3008
# R! |- i! @& e' g12-3012 Outlet Box Supports- l( D1 R0 a* M8 Z
N 12-3010
3 K0 W2 c3 j4 e' E12-3016 Accessibility of Junction Boxes( k. q) V+ v$ Z' X6 `" }! J
N 12-3014" t9 e# [0 P( r! h
12-3018 Flush Boxes, cabinets, and Fittings
4 d( j- K* q KN 12-3016
: j1 x# ^* P2 h) I8 ?12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
' R# C# k ~9 x$ ]! k& lN 12-3022% m- R2 l x, Z. U9 S
12-3036 Maximum Number of conductors in a Box - Table 23
! t+ Y" K% z$ O4 z: Z" RN 12-3034
; p' @* i8 _, i" N1 |3 b( E12-3038 Pull Box or Junction box Sizes
/ K$ L4 V* T, `N 12-3036) p7 L' G6 s H2 u
9 J U1 I5 n. vSection 14 Protection and Control
- G# r& [; T: ]8 Q, E# S' LGeneral Requirement* s- m/ @3 @7 n
14-010 Protective and Control Devices Required
4 q5 O/ M& z _ j# n1 Z14-016 Connection of Devices
1 c0 h5 v8 j- ?/ e' Q8 \- C7 b Protective Devices – General
/ i! u" Y' Y* ~& S# ?" H0 U! Q 14-100 Overcurrent Devices Required
z1 }/ L6 g. f+ P14-102 Ground Fault Protection (Appendix B)" T: ^6 Z% z5 ?% N$ l. }/ G
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
, i$ J! J: G/ \9 p14-112 Overcurrent Devices in Parallel3 Q4 b7 _7 p( V7 S+ b! o- o+ U
Fuses
% g; @! ?0 |* X8 z6 T8 c14-200 Time-Delay and Low-Melting Point Fuses* s8 I) \% `' G& P/ q
14-202 Use of Plug Fuses
+ h0 y0 L/ C; K: Q) b8 r14-208 Rating of Fuses
( Y' M$ z H2 x8 O( E2 k/ }14-212 Use of Fuses (Appendix B)
: [9 P2 b* B; K9 w; ?Circuit Breakers
9 N) E: F3 |; l, R14-300 Circuit Breakers, General- {2 E$ q, V: s
14-306 Tripping Elements for Circuit Breakers
5 w! a( s8 d) l14-308 Battery Control Power for Circuit Breakers
- s4 m+ p' w' w0 u9 y) ]5 QControl Devices - General, L8 R" F' l; f) G% f0 A
14-402 Disconnecting Means Required for Fused Circuits3 x, f% w* X# _, K1 a
Control Devices - Switches1 H6 x7 ~: f# N! o& i
14-502 Mounting of knife Switches
# t' Y# u1 T8 ?; ? X14-504 Maximum Rating of Switches. E/ s- v8 B7 L0 A- W
14-508 Rating of General-Use AC/DC Switches (Appendix B); o: c% x, l/ [' M( C
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
" u" `5 @) T% s' E1 XSolid State Devices3 J4 b# V$ |1 n E9 O/ @! ^( R
14-700 Restriction of Use
) `( F: P; w% [, |4 A14-702 Disconnecting Means Required6 ~4 Z* n. \3 N, R. S( `) r$ M
9 C$ U& d6 m% G" ~$ ]
Section 16 Class 1 and Class 2 Circuits4 l7 U$ ]$ q5 z- F5 H0 g h) |
General
' ` ^7 G. N) H% I16-004 Class 1 Extra-Low-Voltage Power Circuits+ Z/ l6 q1 C/ ]: K1 y; \
16-006 Class 2 Low-Energy Power Circuits, r. J m4 ], N# s: e1 |
16-012 Circuits in Communication Cables
# u+ R( N5 j7 L9 G; G' u* YClass 1 Circuits: V) q4 H% I5 T* F6 X+ O. P$ d% D: l
16-100 Limitation of Class 1 Circuits
+ m* Z: l1 r5 v' E$ q" ]16-104 Overcurrent Protection of Class 1 Circuits2 r0 h) _5 j) ^5 `
16-106 Location of Overcurrent Devices in Class 1 Circuits
6 S% A! }) A9 ]' J2 K9 u4 H) T16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers0 z* d, n+ a+ u. g* x
16-110 Conductor Material and Sizes3 }! T: }) f5 X$ N. A; Q6 U
16-112 Insulated Conductors for Class 1 Wiring2 l& T$ L/ [5 B
Class 2 Circuits
& L! r! t5 ^! q3 C16-200 Limitations of Class 2 Circuits (Appendix B)
/ |+ n& G" [% j q16-204 Marking W( H" T" s5 J/ F% H8 s
16-206 Overcurrent Protection for Class 2 Circuits
/ E2 J" H* Y& u* n16-210 Conductors for Class 2 Circuit Wiring (Appendix B)# c+ G9 T/ C2 L/ u* d6 P
ELC: extra-low-voltage cable
2 v7 a2 U/ W7 m16-212 Separation of Class 2 Circuit Conductors from Other Circuits9 I# a+ ~% t6 v
% r) d2 g! u+ i3 T
Section 18 Hazardous Locations
6 |6 h' E. c+ v( z3 DScope and Introduction
0 m1 q4 T$ V/ G5 q' w9 [2 w18-004 Classification
7 J {0 F' i# ?5 l( i18-006 Division of Class I Locations (Appendices B and J)' b1 r7 Y0 n& E3 d# s
18-008 Division of Class II Locations (Appendix B)& p* q6 t. i: C [: l
18-010 Division of Class III Locations (Appendix B)$ q+ V7 L% X3 v0 ?- @% {
General
0 `* N9 o) p7 i$ e$ x; {2 m18-062 Metal-Covered Cable (Appendix B)
, Q1 E' {6 V+ @. f5 X3 i8 JInstallations in Class 1, Zone 1 Location( B, a7 F" b1 x9 R" B1 B
18-108 Sealing, Class I, Zone I (Appendix B)
5 m; ?* i+ j; p: z* q6 K
4 X$ p) j5 ]% G, e2 ?Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
7 \% F. g h. f4 Q! C8 s k6 iGasoline Dispensing and Service Stations7 s. x6 l/ y& {7 y: z: C
20-002 General
: J$ }: D! w' c4 }' l- Y) I" l20-004 Hazardous Area (Appendix B)
6 ^) r/ c3 Q8 q3 C; gPropane Dispensing, Container Filling, and Storage
9 R& M+ }1 Y! S }5 `20-034 Hazardous Areas - Table 63& G9 t' G( Y/ R/ D! W
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
+ @' d6 l) a# j1 ]20-062 Hazardous Areas
4 J+ I B: P( T) y- \+ Z) YCommercial Garages – Repairs and Storage q; i/ ]1 ]+ x1 F& S/ d2 \
20-100 Scope) j/ h* T" F$ U( O8 D& i. P. \
20-102 Hazardous Areas (1)
; m) W7 O+ c ] [9 c( ~* m6 j5 T' m, h( ]' |
Section 24 Patient Care Areas2 W" o' c0 S" |# s
24-000 Scope (Appendix B)4 N7 G8 M$ a* X0 c1 X
24-002 Special Terminology (Appendix B)+ q. v8 S& W3 D7 j- ^5 e4 x
Patient care area/ M* u# W: w$ M# e
Patient Care Areas
& y. P+ O/ t+ b+ x24-106 Receptacles in Basic Care Areas (Appendix B)
5 u1 _6 _% B: T hIsolated Systems! g* y1 \( L* ^* z7 f
24-204 Single-Phase Isolated Circuits (Appendix B). [8 i' \& s; ~0 b
24-206
2 d+ X0 J' v% w7 p- Y* |7 o7 ?- B9 w5 r6 K) A) o
Section 26 Installation of Electrical Equipment( {3 Q: u* W) m3 a9 l) M) O7 e" n+ z
General
1 ~ w+ ^, W _2 p2 r( h5 |26-004 Equipment Over Combustible Surfaces (Appendix B)
. q: Z; k' F; w4 ~: ?$ E" |! h26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)2 V0 G3 F. i( L1 B1 t% Z1 ~/ z
Isolating Switches
* q4 s* M h' e: ^6 [26-100 Location of Isolating Switches
" h2 X: d9 Z) A1 |* v8 l" `8 y F2 eCapacitors* P1 I( u0 y, v2 V
26-204 Guarding of Capacitors$ t0 P: X- ~* g- D. ^5 c' W9 V+ h8 p2 \
26-206 Grounding of Capacitors
$ }4 Z5 D2 N3 M4 ~, g26-208 Conductor Size for Capacitors
% S2 V% k6 t8 X" Q4 ^0 r* r26-210 Overcurrent Protection (Appendix B)2 e) n) p* Z, r* x
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
1 k" ?7 K2 A' I+ f26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits' ^. x' \! U' ]1 Z) ?
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits& E1 z# l9 \: r% t/ h6 @
26-218 Special Provisions for Motor Circuit Capacitors
; { K5 z1 M* ?2 G! E26-222 Drainage of Stored Charge of Capacitors
' O/ J' s8 _) I1 p0 l4 G2 uTransformers8 d3 j# I2 |( b, k# W# p! c
26-240 Transformers, General! f- e( V% m$ J) M7 w& K
26-242 Outdoor Transformer Installations0 \! W! z2 P3 H M! z4 O( C- ]
26-244 Transformers, Mounted on Roofs (Appendix B)
& ]5 g; k# c3 Y7 H1 P$ z26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)4 c0 {* k6 |$ e$ T
26-248 Dry-Core, Open-Ventilated Type Transformers7 T8 J" w) `0 [- O0 ]
26-250 Disconnecting Means for Transformers- f' |% B; X& V2 g/ C2 n' T
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V) J4 p0 y7 k' K9 r# t0 x3 q$ _, Q
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers* t; C2 Y3 O) a- P
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)! Q) f, x9 f# G2 a; K
26-258 Conductor Size for Transformers) A" m. i" Q& Z1 r
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)9 K% p- [8 I7 s: O: J. W
26-262 Marking of Transformers
: U8 L e# Y/ z9 Q" d$ i5 p/ {26-264 Auto-Transformers
$ Q0 G9 x& ~* p. ^3 {, QFences
4 s) [* E% |! A( Q6 }& i26-302 Clearance of Equipment - Table 33
8 D/ }* R0 o }6 n( wPanelboards
3 p2 B8 d6 P/ F2 J( k, W- {26-400 Panelboards in Dwelling Units (Appendix B)" H" c# P1 `3 r" a C( s6 \+ R
26-402 Location of Panelboards (Appendix G)
, [* p# }# L$ }* k) qLightning Arresters4 p, y' B) Y' }
26-508 Connection of Lightning Arresters
$ Y. C2 E! A V- P# [: U j5 b6 CStorage Batteries
' w, J. W; ]! d6 N; a26-542 Special Terminology) T" d' L! q" `0 x& X
26-550 Battery Installation
9 M3 R; l3 t2 m6 ^3 ]- G26-552 Wiring to Batteries0 f: Y; C6 A1 \
Arc Lamps6 W5 r5 v) @5 f) r
26-600 Location of Arc Lamps0 k8 K1 R, X2 z l, q/ g# I- A
26-602 Conductors to Arc Lamps! `; X' o+ f' E( B
26-608 Globes and Spark Arresters
, v0 M0 h9 {: v' g% l( }6 t/ xReceptacles0 C# y( h6 ^9 Y; w. D
26-700 General (Appendix B)
3 W" _$ e6 E- V% L26-702 Receptacles Exposed to the Weather
, D S) n D/ m/ [" v! I7 c, T! SReceptacles in Residential Occupancies
) _+ k0 P, k. x26-710 General (Appendices B and G)
1 j: N( U1 v( f; h1 s( N2 D26-712 Receptacles in Dwelling Units (Appendices B and G)
# d y2 [+ w$ {4 x8 {26-714 Receptacles in Single Dwellings (Appendices B and G)
- v- R* e# Z# w4 o% ?Branch Circuits in Residential Occupancies' S0 P3 a% l) B+ P: x1 E
26-720 General3 j1 a; Y$ [4 ?9 B/ ^/ R
26-722 Branch Circuits in Dwelling Units# S, b* V, e% b3 T4 o2 u3 |
26-724 Branch Circuits in Single Dwellings
8 N m2 x3 O% l: g26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)' f$ j0 {: N+ Z! d3 b8 [
N 26-720 (F)+ r5 o# g; y# N8 F. B6 Z( T
Electric Heating and Cooking Appliances" ~) ^" |, e, l1 B
26-744 Supply connections for Appliances
8 C0 F; }0 [+ v: d8 ^7 s6 y5 W" R; ?26-750 Installation of Storage-Tank Water Heaters
) B# s2 { ^' g0 L$ {+ x26-752 Infrared Drying Lamps8 k% _# @- q5 H2 N2 @! b
8 g0 }& Q# }* C& }( P$ w
Section 28 Motors and Generators) ^2 O; c* n# k! K) r
General0 R D0 p: J d+ H" F7 ^* l
28-010 Special Terminology3 j. R$ R P% ]8 }# p
Hermetic refrigerant motor compressor
3 b( e6 u* K' b7 \; v3 D% rLocked rotor current rating1 A, V0 E+ v& w; O" g0 s
Service Factor8 m' ~# r8 c# O# C
Table 44; Table 45; Table-D2& K/ _# j4 J) A7 E5 n5 j. j2 q+ S5 n
Wiring Methods and Conductors
: S" w6 a9 j6 U2 r5 c( Q28-102 Portable Motors( {4 b4 c8 G& l I8 A
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity2 Y u _' W1 B, X% r
28-106 Conductors, Individual Motors% Y6 J+ e/ ?0 g! n+ w
28-108 Conductors, Two or More Motors$ g) b t) _+ T4 n" f; K
28-110 Feeder Conductors
i4 a9 M# ^( |! A. Y9 Q) B7 q28-112 Secondary Conductors, ~0 J' `' E! I2 W) m0 d- S) T2 J
Overcurrent Protection$ K. S! Z% U, `: n2 U
28-200 Branch Circuit Overcurrent Protection$ V9 y% K* _$ ]/ e' T
28-204 Feeder Overcurrent Protection$ K5 A2 q2 {# r5 b1 h9 S. A$ y s
28-206 Grouping of Motors on a Single Branch Circuit* A4 i& p9 o" r% E0 ]% R& J
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)) ~( f+ g: B' l" p
Overload and Overheating Protection
0 N/ |, }' h" z9 |28-302 Types of Overload Protection$ x; q* ]2 ?8 n* X* y1 g, Q
28-304 Number and Location of Overload Devices (Appendix B) Table 25
9 T, I' ?. [. U9 V2 B) W3 _6 ~. y28-306 Rating or Trip Selection of Overload Devices (Appendix B)
* i# u! V7 v+ b$ |: @( X- k4 X28-308 Overload Protection Not Required
2 {: r# y9 ?6 ^( n2 R" }Undervoltage Protection 7 `$ M3 }) o5 W" P
28-400 Undervoltage Protection Required for Motors (Appendix B)8 {3 V6 M5 ?; K& F
Control
" B4 z. \+ d# @" ]: A+ ^* R; E28-500 Control Required
7 u: W7 E* O) c$ M/ O28-502 Control Location
) I5 R3 i `7 Y1 }, g28-504 Starters Having Different Starting and Running Position1 b% a; V! M2 ^
28-506 Grounded Control Circuit
$ Z" l+ ]6 z) _! X |9 SDisconnecting Means! j6 i% [& Q( s' }6 t) M0 D
28-600 Disconnecting Means Required; U. J! H0 n( k8 B& Y) y
28-602 Types and Ratings of disconnecting Means (Appendix B): \; s: u1 ~1 z) G6 C
28-604 Location of Disconnecting Means6 Q; C* O7 ?7 v: g* x: O
Hermetic Refrigerant Motor-Compressors
7 \% V4 e% W4 i' a V28-706 Conductor Ampacity
* v3 C$ P _# G- I28-708 Overcurrent Protection4 o4 z) d5 ~! {: v* M7 h* f
28-714 Disconnecting Means& X- s5 ]- F; H9 D- ?1 M; }
Protection and Control of Generators6 D$ T0 O8 W' P& x7 m6 {- ?0 V/ W( [
28-900 Disconnecting Means Required for Generators
- l/ Y; q( Z; E28-902 Protection of Constant-Voltage Generators, C+ K' n0 O# W$ ]: A
28-904 Generator Not Driven by Electricity
$ o8 K2 z" m O- ?) G+ r0 D2 r# X28-906 Balancer sets7 S c/ h5 y) b
28-908 Three-Wire Direct-Current Generators
( D4 h' i9 S. `, {. a
* f, i- M, C; O; m$ \Section 30 Installation of Lighting Equipment
5 I- G# h6 q p8 M7 q. ?9 l: ^30-002 Special Terminology (Appendix B)2 w" n, W M/ X
General- n: R, U& M0 A: w+ |9 Z8 A
30-102 Voltage
( b0 Q! _* j# e8 u30-104 Protection (Appendix B)9 V2 O8 e" X$ p4 {% k7 y0 O
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
2 p9 x' X2 G3 y7 Y& d) W4 B30-108 Polarization of Luminaires
. u# e. ], [: X30-110 Bonding of Lighting Equipment
* l+ ^# [+ |; _9 ?Location of Lighting Equipment
7 U* A8 U4 J' I30-200 Near or Over Combustible Material
- s$ G- @7 V* G I' @30-202 In Show Windows
+ ~/ o3 h$ W# R1 P$ a l: O30-204 In Clothes Closets
9 T8 P. T _+ i( M* [1 h1 y7 i3 sInstallation of Lighting Equipment4 i) b- j7 d( j2 P7 W
30-302 Support
+ }$ x) s" i: }( N30-304 Outlet Boxes to be Covered
1 a) } W7 @0 C* j3 m( \30-308 Circuit Connections
) s9 Q, H$ K9 K3 v& {$ Q30-310 Luminaire as a Raceway
+ `" F% f3 f6 G# O30-314 Minimum Height of Low Luminaires
/ O& [; o. ?0 Y" }9 V5 t# Y4 i30-316 Luminaires Exposed to Flying Objects
/ \' [8 l" N* M0 z; T0 [5 a30-320 Luminaires in Damp or Wet Locations; V/ r D' x7 f7 R* V
N 30-318
) ~- C7 q* ~% |Wiring of Lighting Equipment: g( g% w* O1 ]- Y$ a6 c
30-400 Wiring of Luminaires3 P7 l, _7 r8 J; M+ u/ P) K% n
30-402 Colour Coding0 p: \3 K; j& [% b. Q9 L
30-404 Conductor Insulation) [/ n h0 r- r c6 _- M' w, i
30-406 Conductors on Movable Parts
8 p4 B! p8 b9 i9 A" D30-408 Wiring of Ceiling Outlet Boxes
9 w1 i3 A- S$ X& G30-410 Wiring of Show Window Luminaires# {5 K4 `* D1 [! A7 C Z2 W+ }
30-412 Tap Connection Conductors
, T7 ^3 k# @* `Luminaires in buildings of Residential Occupancy
, T8 }, Q2 |1 J1 D30-500 Lighting Equipment at Entrances (Appendix G) W6 t$ g2 T s, A- F
30-502 Luminaires in Dwelling Units (Appendix G)* x K; r# Z8 f) e3 }& V
30-504 Stairways (Appendix G)7 B \. D& _, Q! u# }- L* R
30-506 Basements (Appendix G)+ {7 i' z7 l+ S y1 _
30-508 Storage Rooms (Appendix G)! W, I8 T8 h; r! Z$ W
30-510 Garages and Carports (Appendix G)
" h% X- r. | |Lampholders9 C! \7 q) y9 S0 C: f
30-600 Lampholder rating with Incandescent Lamps
/ J0 K* O: l9 |1 {- x6 y8 wN CANCEL
8 O+ \; l2 W J5 z3 H30-602 Connections to Lampholders! f3 K6 q5 d( b4 h, @
N 30-600
- o$ h, S2 _& F `30-604 Switched Lampholders Used on Unidentified Circuits
3 |% x4 _- R' J! f# ?# zN 30-602/ r3 S; B f5 U* r: P7 E! i- r N' a! y
30-606 Switched Lampholders with Pull-Type Mechanisms
5 t& o. G& H7 R0 U5 K$ vN 30-604
' _0 }; [" ?+ j' }30-610 Pendant Lampholders7 |) D* Z2 L2 h8 u7 G) c
N 30-608' r( y; H! R! Y" i1 E
Electric-Discharge Lighting Systems Operating at 1000V or Less. f0 K3 z" t$ p- {( h; V
30-710 Control (Appendix B)
0 g- z& N) p6 x; |+ {+ B30-712 Branch Circuit Capacity( G* A/ Z; X; l. w1 { f
Electric-Discharge Lighting Systems Operating at More Than 1000V# P# j1 [/ T; f, H
30-802 Voltages, Dwelling Units
8 d: n: U) q0 y30-804 control (Appendix B)
+ _) Q) t0 [2 X. jRecessed Luminaires (Appendix G)
0 f' e$ T6 M0 F" x2 }30-902 Spacings for Non-IC Type Luminaires8 R' Q' Z& u4 i
30-910 Wiring of Recessed Luminaires (Appendix B)% L5 X8 i. ~4 t9 G: t, J
Exposed Wiring for Permanent Outdoor Lighting
; l1 E7 `1 n/ c7 \. q30-1120 Branch Circuit Loading and Protection$ J8 l6 ^4 Z7 C. u
Extra-Low-Voltage Lighting Systems. @# ` m) K- s/ H) b8 q
30-1202 Sources of Supply3 z) ^$ [3 n/ h/ r, ~8 Z
! ?' }- F o4 z. v. H! aSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
; G) ^$ `& B' o: ~# y) H. GFire Alarm Systems' [7 S- d# w0 N2 A2 c
32-100 Conductors1 q# ~9 z# j. S G
32-102 Wiring Method5 Y1 i! r# {5 ~
32-104 Equipment Bonding
% z) r' X; J' B1 m# R: q32-106 Electrical Supervision
; Q4 v% ]# d/ h- u& s |/ f32-108 Current Supply
) U1 I: y! T) v6 \. {% K) r9 _32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
" |2 P! X$ l* @& U/ jFire Pumps1 S6 W/ n6 j M) x: H p8 H1 M1 i
32-208 Overcurrent Protection (Appendix B)+ H4 T" |6 U: @; r6 N
N 32-206
) r, s# A1 q4 h6 L/ t' d32-210 Overload and Overheating Protection (Appendix B)7 d; n4 f G$ R: d' Y
32-212 Ground Fault Circuit Interrupter (Appendix B)* S" {9 q: z' e8 K& S
" N8 P H' p' i1 pSection 36 High-Voltage Installations% N5 B, r0 b, _! _; Q- g/ v
General
' L7 ^( h8 c: j1 a: | D% ~; _$ q* }/ I36-000 Scope (Appendix B)$ l. R3 k0 B, ]1 V( \3 n; \; h6 N
36-006 Warning Notices( `, w& Y: z! k5 c( a- P
Wiring Methods
% W" A: G5 G G: {: l36-102 Radii of Bends
/ B/ S: F7 Q+ r, f) [0 L) r36-104 Shielding of thermoset insulated conductors
; F3 V3 ~9 w. `' H: \36-108 Spacing of Exposed Conductors (1) table 30, table 31
. J) T7 H$ H5 _* t3 b1 L% s& L36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34- A1 v, k# o* h& l
Control and Protective Equipment
; L6 ~3 I. |0 u36-214 Disconnecting Means
, H5 E: K6 O. {6 L0 ~. J2 ` Grounding and Bonding
1 V4 e0 |8 t. A" `3 B: r8 C9 \# L36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
5 W( z6 g% E% a0 p. K36-302 Station Ground Electrode (Appendix B)
, `- I, ]6 k- x5 Y, e% L6 D0 J36-304 Station Ground Resistance (Appendix B)# a, _- r5 {' [
36-308 Connections to the Station Ground Electrode (Appendix B)
9 [- y4 z# B- ?36-310 Gang-Operated Switch Handle Grounds# h2 }& Q6 o7 T; x8 C* m' X
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
9 M7 k; ?5 B2 q5 K0 U
! s, z3 U3 U& {) ~Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment, k4 \6 _ w% c5 N7 p) E
38-002 Special Terminology (Appendix B)0 s' v, ]; r9 L, A
38-003 Voltage Limitations (Appendix B)& ?* C- ~" S/ `5 @
38-004 Live Parts Enclosed( R2 x4 Q4 X: d$ R- \
38-005 Working Clearances/ u4 n6 U; a% V6 _; W( a1 P, Q
38-011 Insulation and Types of Conductors
% W& x! r: c7 t) }: T38-012 Minimum Size of Conductors
; M$ m- B" g S6 f# \/ M) M. H9 ~0 _' g* N+ S# t; n' t
Section 40 Electric Cranes and Hoists
0 B; H, ^- C' g m2 g0 _40-008 Disconnecting Means
" R4 N$ K& P3 x" s t% {40-010 Main Contact Conductors3 K& u2 h9 B; D# l
4 r" _& w1 H4 H' s# X
Section 42 Electric Welders! g( L% ~/ @+ ]% e% i3 Z
Transformer Arc Welders
) E5 [/ V1 \7 _ H% r* g4 ?42-006 Supply Conductors& O9 B+ x) @ e/ J
4 U; F% [7 s/ Y c* j' r
Section 44: Theatre Installations
* C' g% l6 d5 S/ z) yGeneral d: I) v0 o& n$ _
44-104 Number of Conductors in Raceways6 X; G/ y( ^5 [3 l1 P
44-106 Aisle Lights in Moving Picture Theatres
4 w) u' E, s& k/ kFixed Stage Switchboards' C9 k$ u3 |7 N6 J. \
44-210 Overcurrent Protection& Y' W$ Y3 M0 m( H9 ^/ w6 X
Fixed Stage Equipment
$ E9 }/ b1 {& N# I7 |2 r' R2 X44-324 Receptacles in Gallery Pockets( P- {$ e$ X+ g2 k4 Z& n
44-326 Receptacles and Plugs
9 ^0 y& J" F' j
6 b5 g8 h" A" s& z2 a7 kSection 46 Emergency Systems, Unit Equipment, and Exit Signs
. l% h& g1 M' sGeneral$ B; K2 l ?' C# y) ^
46-102 Instructions+ w* n& m; C8 F a
46-108 Method of Wiring (Appendices B and G)
$ O3 \ _. C3 I: ?4 j+ lEmergency Systems* G% @) p/ b" x( j5 A0 J' V% X
46-202 Supply (Appendix G)
, R7 |; ~( \/ R3 ^46-204 Control
7 ^' n7 b4 R! ]& {46-206 Overcurrent Protection
6 A0 d% B0 }3 k8 X$ }7 ?4 o. v46-210 Remote Lamps& a8 C3 A) |: b+ k9 ?1 V
Unit Equipment
& h( P' r+ A/ r& |" S: i* ^8 Z8 T46-304 Supply Connections3 I9 t" _# M" n* R8 y( B- s! }
46-306 Remote Lamps (Appendix B) p! S- p4 \/ H# _2 g+ K
Exit Signs
- c2 m& U1 L" ^3 g46-400 Exit Signs (Appendix B and G)8 x7 k& Y2 E; ]' o+ q8 }
+ C, h W3 c% |8 c& N$ {" mSection 54 Community Antenna Distribution and Radio and Television Installations
) T9 |2 U8 _7 a/ L1 I9 b1 Z! O H0 V54-000 Scope$ }# U3 d! z8 r1 v
54-004 Community Antenna Distribution (Appendix B)& ^; m8 B1 h1 |, h% O
Community Antenna distribution8 g, z; _8 `+ j& U* M
54-100 Conductors
^4 l& ~+ H f8 A* w; N) M$ Q54-102 Voltage and Current Limitations (Appendix B)/ Y S, Y1 j; H, R5 x
Protection* d9 }( f( G% ~+ O8 y
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)3 i7 e8 H2 H+ M9 z3 G' {2 J
Grounding
* D# y+ y; J8 O/ \' r3 P0 D# ~54-300 Grounding Conductor
" X$ M: o+ ^" d; ]Conductors Within Buildings
: s$ Y+ _7 L6 H54-400 Separation from Other Conductors3 |: K) c) H& x2 a( N' U- s1 s: j5 ]
Equipment
0 g- y6 x+ \3 @9 P& O( \' V$ ~54-500 Community Antenna Distribution Amplifiers and Other Power Sources
6 B7 Q* f5 E* K54-502 Exposed Equipment and Terminations
5 t0 G$ q3 P' c4 `' E( [- D: B t9 u" L4 }) m
Section 56 Optical Fiber Cables
9 e8 j6 R% w% E2 ^- uGeneral
6 b+ y5 ?, h3 D+ w- M56-100 Special Terminology
, k k1 x! ^" o$ z! n( k+ e5 U56-102 Types
9 f# [" N1 w/ O) s! v+ g( ?6 uInstallation Methods. L$ [7 q+ _, H- ^! G2 E
56-200 Nonconductive Optical Fiber Cables (Appendix B)* q2 M4 K/ }6 Q5 \! d2 ]5 a
56-202 Conductive Optical Fiber Cables (Appendix B)
( p8 w) ^+ K) ~# c3 {8 c/ G56-204 Hybrid Cables/ k2 N6 M5 e4 f
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)1 |/ \* {% u/ \) S
. w2 \3 u1 n6 p- q. M( y
Section 60 Electrical Communication Systems: P2 m7 t+ }( ]
General( P: F- b, c5 N& e& B
60-100 Special Terminology
+ ~6 R" B; v6 }3 N& ?- {7 j1 Z& UProtection
( G, W$ I7 o8 w ?; n) t/ a3 Q4 X60-202 Primary Protector Requirements
6 R! t- {0 z, [: D# g7 S: J0 fInside Conductors" B2 q# N$ p: F4 B. G4 b: C: k
60-308 Separation from Other Conductors2 m) [# K4 Q7 {. s$ l. b6 ]
Equipment, L& W0 q- r* ^
60-404 Exposed Equipment and Terminations
/ p6 R/ L1 E1 B' g, rUnderground Circuits
% c1 e; p" J7 z4 {5 ]60-600 Direct Buried Systems
# [) \6 c; y* r% @9 {5 h8 K- g' I% \8 b
" S( p6 s# E( {3 M9 e4 S9 B3 _Section 62 Fixed Electric Space and Surface Heating Systems
+ \$ m; I! Z4 y2 i) s lGeneral3 W& x! ~' t ?5 p* ?& s* V
62-102 Special Terminology
3 [* g$ h" S' S5 [62-108 Branch Circuits5 k) G1 t& B& ^4 i1 B) c, H
62-110 Installation of Fixtures
( Y! R- ]+ p% F8 E62-114 Overcurrent Protection and Grouping (Appendix B) (5)
4 N% H, c' a9 F# r" |8 W62-116 Demand Factors for Service Conductors and Feeders (2)6 c7 M! y* _0 s( k, S. A
62-118 Temperature Control Devices
- q# B7 r* W S! E9 w d+ `; r62-122 Installation of Series Heating Cable Sets (4)(7)& R5 J1 f% y- W" d N& C# ?
Electric Space Heating Systems) `' }6 }: n y) V& r) E1 S
62-202 Temperature Control% `& Z8 _; ^3 \' g. G7 l
62-206 Proximity of Other Wiring (Appendix B)( ~0 ]2 j6 d" U
62-214 Installation of Heating Panels and Heating Panel Sets4 y' }) Z( Q' @) B, ~+ r! e
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
& {4 X+ f" |# T62-226 Installation of Under-Floor Covering Heating Panel Sets4 c8 o* z9 i- b. z4 U7 z. t
Electric Surface Heating Systems
; J% @: T+ v" O0 L2 {' Z! a, P62-306 Heating Cables and Heating Panels Installed Below the Heated Surface8 o- H1 e/ Y( p# ?% j* y& ]
, i0 x2 m( i8 g" N; `' n
Section 68 Pools, Tubs, and Spas! v* K6 v# c- p& S5 d
General
) P9 @- b& _1 b- e4 M68-050 Special Terminology7 r) h$ O0 ^. W; g/ \$ V# @
68-056 Underground Wiring - Table 61
& Z; w' u, R/ O* Y. m) y8 U% _" M6 u68-058 Bonding to Ground (Appendix B)1 v; @* a! J+ J. g5 }6 G+ V9 r
68-060 Junction and Deck Boxes (Appendix B)
5 A8 W# \. J; Z, v68-064 Receptacles1 Y/ l/ Y+ {* Q, S- B6 X* B
68-066 Luminaires and Lighting Equipment# D. i% m9 g' F" _# ]+ L
68-068 Ground Fault Circuit Interrupters (Appendix B)
7 n& z% ]& k* V) j$ w2 ^! i
) V, C' `0 J/ G2 t s+ d! uSection 70 — Electrical requirements for factory-built relocatable structures and 0 e5 U- R) e3 ?: b8 j) U" c9 ?
non-relocatable structures# o5 R2 ]- ?8 L; J8 L. ~( Y3 L5 D( ?
70-130 Tests (see Appendix B)
9 m% P: F+ m7 Z$ V$ _' O* O' f
8 H& Q; ]! F$ ^ T+ VSection 76 Temporary Wiring (Appendix G)
. h! J: K0 X8 G3 v2 J$ O% l76-004 Grounding6 I) U8 n# y% c {# I# s; ?
76-008 Service Entrance Equipment
% P/ e' p) l: w: g F: p, J9 tN 76-006' P' L9 f g" x% Z9 q
76-014 Branch Circuits
& Y( {2 w2 W8 ^: s+ _) S# {! sN 76-012
( ^7 y, F, g4 R) \) O6 _: l' J# |/ } R s& ^5 z3 |# w1 p
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
' N0 @0 o9 k* a( Z- Z* K$ CMarinas and Yacht Clubs
7 v" p! j" K7 b78-052 Receptacles: I# B1 y( T$ I, F# U7 g
78-056 Feeders and Services
w! T P$ z3 D# x& o. m9 Q& `. N; ^1 aMarine Wharves, Structures, and Fishing Harbours
: b% \' a3 X8 q6 g78-106 Grounding and Bonding( u/ x5 D2 G1 w( X* o {) l! ~2 M
Tables
, z3 c$ X( A: U7 P$ ?1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,654 g1 c. E9 v% S4 I w
/ [! i5 i5 `, ~
Diagrams: 1, 2, 7, a' J. h! V2 j! Q# \
3 }" k) ^8 _, J; ^Appendix B
6 f1 g& o$ b% `P352: Ground fault circuit interrupter- 6mA
1 d( K: {$ z; T- O" ]6 [P354: 2-126 FT1, FT44 t. l V5 _' y' [# }7 L
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)4 @; t% H5 w( C8 }! F
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
1 O, @ ~+ F3 N8 P h- [1 fP370: 12-1012, 1118, 1214 Example:( U! k( s% j' j: t9 v2 ?
P371: 12-1108
6 B; q( |( l$ n" { XP381: 18-108(1)(b), 18-158(1)(b)
/ `0 S. H* h* l+ TP386: 24-206
( z7 b. r* U+ |) |- b; ^P389: 26-256& `+ o1 s u7 z7 Q
P391-P393: Section 28, Example to determine Motor Conductors and Protection
% z( r: f/ u/ I8 x6 @, y
7 z0 A! ~5 x+ L4 _1 r( i: K0 d- W% E' }Appendix D
0 W4 B3 G) Y+ h) x9 s5 s2 [Table D1, D2, D3, D4, D5, D6, D7, D16 |
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