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Canadian Electrical Code Review Guide
" T6 P) ]* a4 F( e' eFor the Exam of Electrician For Red Seal License
) a: K! ^: v1 L8 a* L6 f
/ l# `7 z3 W+ {" l- f2 _, [) SLesson One
& S, Q# [ s, O& p9 M/ KSection 0 DEFINITIONS
- Q9 H0 k- j* IThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
0 m n" ?. [9 o, [* p* VAccessible as applied to wiring methods
0 G% j+ @; R4 B6 g: K8 z4 `Alive or live/ o8 H: ~( s) @ }2 Z
Aluminum-sheathed cable+ y: n' K1 f1 a
Ampacity
! t% j: [( ]+ p8 @# hAuthorized person8 @6 C( M+ x4 t$ c) G8 L2 E! x7 Z
Auxiliary gutter
! Z$ @$ U1 E- t: s+ e K; NAWG
/ h. N( u0 S# D q* |Bonding" S" r* _$ i7 P
Cable tray2 q. ~+ n+ K2 [. V
Cellular floor# _! u# y5 x, [: v
Branch circuit
n0 J; T! B5 I2 n: z3 }9 f( QBus$ v$ }4 d4 m8 U9 ?& [: @( @- a
Busway% e4 @; c7 d6 B: Z2 I
Communication circuit
$ H$ j6 b! c4 I! A5 E) i7 ~3 v: TExtra-low-voltage power circuit
# l. O8 B: z) z$ t4 i$ vLow-energy power circuit1 k4 V5 w& N4 W9 W) F
Multi-wire branch circuit
- _$ B) Q6 v1 mRemote control circuit
" H+ d2 P* |9 l9 rSignal circuit
, {, A' ?0 D1 N4 E1 oCircuit breaker
+ w) z3 M5 Q" c4 ~- P* FInstantaneous-trip circuit breaker
& M. Y5 f! S8 K0 R! W$ xConductor+ ~: U9 M# n8 [
Conduit
/ }$ a( D8 [. B: ]5 d Flexible metal conduit9 L5 g! J3 S4 _" Y
Liquid-tight flexible conduit3 R+ p# Y1 u9 Y1 I4 D
Rigid conduit5 ^, ]3 f& F$ Q/ U: g- ?5 E% H
Rigid metal conduit
8 @$ A j: V; u2 U Rigid nonmetallic conduit
5 s3 `) c2 ` u1 N9 \; d Rigid PVC conduit9 |4 f( \4 P; t+ x
Connector# `3 ]2 u5 ^0 c2 w* _1 g
Box connector
* F7 o* T" [: G" ~& w Wire connector
) C X3 j- y$ N' O( o" c/ qController
8 N' [, o8 A% V% }Disconnecting means
% a3 i# o; d9 }Dust-tight
) V. X( v- P5 ?5 B; _. R* [Dwelling unit' c3 t5 G t) H2 P
Electrical contractor9 C1 R8 T% I5 a& E
Electrical metallic tubing# V. w$ ~6 t/ a2 g1 j% _/ a
Electrical nonmetallic tubing/ c# R' d8 K/ |* H/ j3 t: _4 Q
Emergency lighting+ y, g3 m" e1 l5 }9 t ^& M8 @
Explosion-proof! Z& x$ O' ?/ S1 a& w
Extra-low-voltage power circuit
* H0 B' m8 w0 ?5 S0 G- N" fFeeder
. V. y3 Q. m$ i( E0 rFlexible metal conduit9 x1 L. |- h, |2 L" U; {
Ground- n% m( m/ L. b" W
Ground fault circuit interrupter+ f3 p X- X" H7 Q0 D( N1 x. x
Grounded+ X; H$ k% b: b/ h8 d1 u
Grounding7 C: j$ y5 H" w
Grounding conductor
. ?+ X# e+ {$ G- }& DGrounding electrode* ]. H) A! ~% n4 \$ w% s
Guarded& e8 Q; ^" K1 w9 h" i6 e; t
Hoistway
. F5 ]4 N8 D! q! M+ XIdentified
9 H! |9 _: |; j! ?- b% x4 W+ ~; qLampholder4 z; Y' F" \( f8 v( x. L
Low-voltage protection
+ Y2 @4 h+ F# uLow-voltage release
& q$ n8 {7 `' f# M J4 T0 ONeutral# M6 D q- ?& |) z" d% y
Noncombustible construction
4 N: B% r4 H1 bOutlet5 {# C, K% W- u7 G
Outline lighting
5 c8 H2 v( A# P: L! l. pOver current device, m8 \. r; F5 B) c1 H( k5 `" @& b
Overload device4 g7 z8 f/ `$ O+ |; V
Panel board, [, y' V: W' Z+ [
Panelboard, enclosed
) y3 |. z+ i/ W, ?9 N1 E9 aPermanently connected equipment
, |6 |- ]$ c' p5 [3 C& x5 D0 |; cPermit0 Q& g$ q. Y1 r1 b0 y/ S2 O
Plenum5 v8 k) [/ ~6 S- A* g
Portable as applied to electrical equipment* d/ |4 e* t) @; q) ~
Portable ground fault circuit interrupter
0 B& ], D& E- L. n7 o hPower supply cord9 }2 r+ q$ o. M8 Y
Raceway- P0 H! u+ p6 N4 r) W# A
Receptacle: h3 `: R$ `1 P, K
Duplex receptacle; L( o- |8 n9 F6 E9 }
Single receptacle: C; s- H% u/ T9 f
Split receptacle
- u8 V1 U e( S D! VService, consumer‘s
; v% h4 Z5 J7 p+ y8 H) ?Service, supply
% z z; s3 f7 J' |; S8 x2 yService box& E. {) s: d' O7 w1 o" y" F
Service room
; f5 {# X9 F9 A2 t$ DSingle-dwelling
9 i+ T$ L9 B/ A( f* s' k# \Slow-burning as applied to conductor insulation3 u) T2 T7 v. ?# f) i/ h
Splitter7 K0 p& b3 F2 \& u
Starter
) ?, ^6 f0 l, @Switch
6 {# r9 q# k4 W- V( k, _ General-use switch8 e( T% \" d1 F% B: a
Indicating switch
. s( n( i7 Y1 r Isolating switch) {3 N# k, k4 G! C8 @% V' ~4 C
Motor-circuit switch) V( q& D9 ?- {: ~
System
6 H* d5 |2 |% j. N Communication system W* s6 F0 ]& f
Community antenna distribution system(CATV)
, W' q# I) a% K) e& r6 [ Grounding system
: k% |1 B: j( f# K5 ~" rUnderfloor raceway
* f0 b9 e& z1 K1 K" ~Voltage:
7 V7 C4 q% d* w5 t Extra-low voltage
7 u1 O0 z+ k" l4 u; _ High voltage
# c+ |! B* y3 H {! A Low voltage% U* Y3 p+ |* c V9 E8 W& [
Voltage of a circuit" U. `$ }6 ^' |0 |/ e4 E5 N
Voltage-to-ground" L0 e5 U" S% ?& u) @# g- [ |
Wireway
. u" U( Z4 q' q, A- a( U" k) B1 I1 g( g6 S& Q! I
Section 2 GENERAL RULES
7 d) ]* ]' z$ u$ R+ s) sAdministrative
! J4 a; p3 }7 R) ~( r2-018 Reconnection' `6 S. J1 H/ s0 [' B1 |2 c
2-030 Deviation or Postponement4 e% b- A) q/ Q6 F* J( i
Technical General
' A9 Q, X( A' B2-106 Circuit Voltage-to-Ground – Dwelling units
; m, E$ S* a8 A+ R x: x5 T# z' b$ {2-114 Soldering Fluxes( v) a5 w3 ^# D- b
2-116 AWG Sizes of conductors0 o% J; V' E$ y: p: e- l- ]
2-124 Fire spread (see Appendices B and G)
* g! r- o0 f* p3 o2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
% k4 \( \% \! C- w2 T/ UProtection of Persons and Property, d0 f; i9 I+ z! j; V0 K# u
2-202 Guarding of Bare Live Parts3 W9 F5 q, O, c
Maintenance and Operation
4 K8 N C. z+ I, A( [/ R) T& `2-304 Disconnection8 M' l: j# R3 x' p! ^- y3 ]# w
2-306 Maintenance of Live Equipment
4 e9 M" i5 O9 {7 ?7 s0 \N 2-306 Shock and flash protection (see Appendix B)
4 e& U, _( ~2 |3 q2-308 Working Space About Electrical Equipment: Table-56. V+ y% L3 P) W8 D9 Q
2-310 Entrance to, and Exit from, Working Space0 G+ @# l! i; i; j! E% j+ N) Y" H
2-320 Drainage+ J. _. c' Q; |$ \/ H a5 c& n) n' F
2-322 Electrical Equipment near combustible Gas Meters and other Devices3 Z, p+ F2 L! {% |0 D9 l
Enclosures% z; s9 c; [# G' Q7 F: T$ b
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
3 |' q* R3 l1 h' F: H2-404 Marking of Motors: DP, WP, TE! c) M" a6 f |
: t5 n$ p: u0 p& H1 |. |
Section 4 Conductors
) x& N0 h; c4 ]% j6 v0 o8 ^0 H2 H5 l4-000 Scope
# H, }% e3 f8 R% ^( P6 N# Z4-002 Size of Conductors: 14#, 12#
8 |$ s) {. I! { ]4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
8 G1 i8 ~6 V/ c+ y( R6 G, }- h$ X4-006 Insulated Conductors: Table 191 Q2 v; T3 E7 h# t8 j# v
4-010 Uses of Flexible Cord: Table 11
# p3 T/ k% y% Y( L; Q; I& f3 Q4-012 Sizes of Flexible Cord
/ n" t. \2 R- n S4-014 Ampacity of Flexible Cords: Table 12! f& ~. c) R% p& L$ B1 K# l/ M
4-018 Equipment Wire3 N# d; k' T q5 S6 x% u m" y5 A
4-020 Insulation of Neutral Conductors
: w3 a6 i" u" t* Q7 Z" q) c" r' Z, Q4-022 Size of Neutral conductor
: R( W7 a5 _! j4-024 Common Neutral Conductor
9 L' W# r( i3 m6 h4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum J, G3 A1 e6 m8 C2 W
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
: z1 h- _. Z; h2 u) X; V4-032 Identification of Type MI Neutral Conductors3 p. i- L* e5 V$ @
4-034 Use of Identified Conductors+ ~9 v6 U$ C7 H: U! H
4-036 Colour of Conductors: Phase A, B, C, …
7 R" U' P" b( ?5 Q
) f& k# E) h$ b/ ]Section 6 Services and Service Equipment- u* [; E" \) e; v' `
General. K) J% Q8 h# |: r2 x
6-102 Number of Supply Services Permitted' H/ a1 u2 `! k" b! n" P
6-104 Number of Consumer’s Services Permitted in or on a Building
4 X) T. u+ `( Z0 k8 ^/ O% }0 g6-108 Supply Service from an Electric Railway System
- F$ _) i9 |8 Y! J6-110 Three-wire Consumer’s Services 1 x2 q& v, q% {/ T% r
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors P. c( k% n4 V' g
6-114 Methods of terminating conductors at consumer’s service, V# G) k( G: P8 n! M" S- v
6-116 Consumer’s Service Head Location5 R" u% ~# f$ V0 Y
Control and Protective Equipment/ K& V! p1 t5 o. Z! @9 L6 F+ X+ G
6-200 Service Equipment) u3 d" C5 G1 V* K4 e
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)6 C: k( M+ }9 _
6-208 Consumer’s Service Conductors Location9 ~; |% d) C/ Y5 M
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches- L4 ^- g; Q H4 g
6-212 Wiring Space in Enclosures
6 r: B! z. p4 s0 G/ a' o6-214 Marking of Service Boxes
8 ?3 ]& M" [' R6 M! e8 @6 u! |Wiring Methods
5 v0 y5 P+ p# F* I+ m6-300 Underground Consumer’s Services
. H3 p2 _. @$ C' t- O' H* D6-302 Overhead Consumer’s Service Conductors4 H& |( o0 t3 p7 p
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable1 N/ K$ K6 ]5 _! f G3 N
6-306 Consumer’s Service Raceways5 O9 F2 j- Q' D5 ]0 c" Z
6-308 Use of Bare Neutral in Consumer’s Service
# d1 W3 A9 x7 Q5 g, _6-310 Use of Joints in Consumer’s Service Neutral Conductors
+ C9 K* o. p1 L' m7 k/ `6-312 Condensation in Consumer’s Service Raceway9 P) k5 b M- v. y
Metering Equipment
{! J* T3 p+ e7 `* C) U' m6-400 Metering Equipment
3 m9 q9 p+ z- U9 }4 @) p6-402 Method of Installing Meter Loops
. W. Z# i1 u2 z8 F+ O5 O7 T' c' T6-404 Enclosures for Instrument Transformers
2 E5 h) p6 ~! q& L! d8 \6-408 Location of Meters1 \/ {/ q$ r9 E3 j" X0 W) s6 C
3 H5 ~. Y( g0 o
Section 8 Circuit Loading and Demand Factors
4 C& w6 d0 h2 O' T+ }General5 N7 J0 S% A1 i0 m" ~) x l7 V
8-100 Current Calculations
" H1 \+ h3 ^1 q+ q- t8-102 Voltage Drop ( see Appendix D)
( N8 Q& z, D j k/ k/ |# Q8-104 Maximum Circuit Loading
7 c% F' v/ ?6 A8-108 Number of Branch Circuit Positions/ c# E- A' y# f3 J9 r
8-110 Determination of Areas
/ O+ z6 V, v# n9 N! KServices and Feeders7 i. S0 p6 n' q! k5 T4 [
8-200 Single Dwellings (see Appendix B)
- Q4 J% H8 Y4 X! A. X) e& A( Z8-202 Apartment and Similar Buildings0 R# h, v1 `) |6 M# L2 r% }
8-204 Schools
! L' M; `! v; k$ a. |4 C/ k& \8-206 Hospitals
: z4 u9 d0 X0 ?3 I1 F8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy: Q' `& E& o% D+ q4 a. Z, a
8-210 Other Types of Occupancy (Table 14)
: N1 B0 w9 c& @, F7 S& W' m8-212 Special Lighting Circuits
: m% `% B& w6 m% mBranch Circuits, r8 o% N A2 S$ c+ h& o+ W) {
8-300 Branch Circuits Supplying Electric Ranges% x/ P% O9 E: Z1 R
8-302 Connected Loads
9 z' I7 }' P+ A" K: l2 o" `! b
2 U1 B a* H4 {+ B, [- DSection 10 Grounding and Bonding
" q8 K( F! o; E ?1 QScope and Object
+ Q: z6 k4 F2 D. p" ]10-002 Object w' z6 R) O( D$ u6 N1 U4 c4 P/ S, B/ n
System and Circuit Grounding' I( E8 {# U# w; ^
10-102 Two-Wire Direct-Current Systems
1 }! ?( _9 ]% Z/ @' c10-104 Three-Wire Direct-Current Systems% o- S9 b- ^1 K' s
10-106 Alternating-Current Systems
* K. C8 C1 g. M$ ~# ]# R o4 \10-110 Electric Crane Circuits4 I" L- ^% Y+ y" ^
10-114 Circuits of Less Than 50 V
7 o9 A6 B( K, e$ @9 l. c: ~10-116 Instrument Transformer Circuits
4 |/ k/ [& ~4 S& NGrounding Connections for Systems and Circuits4 n$ X3 O+ |& L0 b9 G1 v5 a
10-200 Current Over Grounding and Bonding Conductors
; x6 R- ^! S1 T: W4 l# O4 ?10-204 Grounding Connections for Alternating-Current Systems6 N, N* l7 J3 h6 |- F3 d
10-206 Grounding Connections for Isolated Systems
6 w7 r1 O% C& f+ Q10-210 Conductor to be Grounded
/ a3 P+ D S* M; r* x1 E% y, IConductor Enclosure Bonding
- @: [& ~+ {- `! g: [5 D; q10-302 Other Conductor Enclosures
& h' G7 d, H; bN 10-304# y9 ~3 H! m8 m0 B5 K; J3 z, ~' x5 @
Equipment Bonding8 m! R* X, Y7 R9 V7 [& j9 w
10-400 Fixed Equipment, General' q! j" N$ E# M: K! Z3 U- }
10-402 Fixed Equipment, Specific (3), (4)
/ Z. P* {2 l W4 F4 @10-404 In Nonmetallic Wiring Systems- P0 C9 W% ? X
10-406 Non-electrical Equipment6 e3 O" E% v* r8 x5 c
10-408 Portable Equipment (4)(b)1 a# j7 q y# [# O4 r
10-410 Instrument Transformer Cases
' y: z- K* D* b10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less$ U' }6 q+ g6 \! Y
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V& B& b' O$ V; Z+ z2 U
Methods of Grounding
8 j( C! r* p0 x$ X# t) P3 s9 n10-500 Effective grounding (see Appendix B)4 E4 [6 \* `7 A( B; ~) W
10-502 Common grounding conductors
( `- l7 u+ C; R. @2 o10-504 Common grounding electrodes
2 i) n. E% h) O$ BBonding Methods" ~+ o& a% o* G* o$ b
10-600 Clean Surfaces# y# Y: V- C3 W. x" F
10-604 Bonding at Service Equipment8 u9 T, p* _, A0 F
10-606 Means of Assuring Continuity at Service Equipment" P! Q* W" |2 K( _
10-610 Bonding at Other Than Service Equipment8 _& i- z7 i7 O7 U
10-612 Loosely Jointed Metal Raceways
, I$ w& R( \- m# z" k9 p0 N10-614 Bonding Jumpers Table 41$ Z* _* y' n3 ?$ a2 u
Grounding Electrodes3 ?; o2 y# M. ?3 ~! Z6 G5 o4 m H1 M
10-700 Grounding Electrodes/ G5 w @ l+ M
10-702 Artificial Grounding Electrodes# {6 x3 b H" r* N
N 10-700 & 10-7028 P4 V1 m4 L; \5 z) B0 n& V
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
S. R+ P. H$ I! _5 B" t! Q# PN 10-702( q3 }3 S% [% R# N
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
+ D; i5 ~) c' A5 c/ t- O- D6 i, j6 ^N 10-702
4 R$ g! X$ R2 t. ]! t2 S10-710 Use of Lightning Rods (Appendices B and G). |! m2 ` D4 w' w0 u4 H9 ~7 y* b
N 10-7066 t _& Q6 O/ ~; w! ~ D5 @
Grounding and Bonding Conductors
3 Y+ {0 |1 y4 H. V8 B, F' O10-800 Continuity of Grounding and Bonding Conductors8 x* {( m X3 h% v9 Y
10-802 Material for System Grounding Conductors! {( m# x/ O! Q% v& q; n
10-804 Material for Bonding Conductors+ M& K# t0 V8 U+ m% b& x. h. L% \/ g
10-806 Installation of System Grounding Conductors9 K5 R& k# A& w, B* D
10-808 Installation of Equipment Bonding Conductors+ b( c+ P. d6 i$ [) w" M6 I0 k+ M
10-810 Grounding Conductor Size for DC Circuits
5 N+ K8 F0 y! u, {! ?7 P- t4 T; Z% H2 K10-812 Grounding Conductor Size for AC Systems (see Appendix B). e4 ~8 {; l) @7 h$ m$ L
10-814 Bonding Conductor Size (Appendix B)
, y/ v: N+ F: M4 w10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
7 Y f& y( M0 R# E5 B9 H F% F1 O& s10-818 Bonding Conductor for Outline Lighting
& c \6 U: N# E+ j! W+ j5 |# o10-820 Bonding Conductor Size for Instrument Transformers1 i- b' w3 C; N3 n2 R* Z K& Q
Grounding and Bonding Conductor Connections
5 ~9 t% E9 \1 a7 R10-902 Grounding Conduct Connection to Water Pipe Electrodes
+ b/ h3 s; ]! D+ A10-906 Bonding conductor connection to circuits and equipment d+ u, K' o; g# H' ?7 \
10-908 Grounding Conductor Connection to Electrodes
: f1 @% Y w6 \Lightning Arresters
% r/ a; Y# U4 x" l3 p+ p10-1000 Lightning Arresters on Secondary Services – 750V or Less* n, Q6 Y5 C2 O9 m" V; s
% y% S, G9 ~7 a$ qSection 12 – Wiring Methods/ W, l2 P% f7 B8 P. g
Scope6 a3 G! V8 [% Y, n8 {
12-000 Scope (Appendix B)
* ~7 m) t3 a% z# y6 PGeneral Requirement: ^% [6 m9 s/ q5 [( ]6 x
12-010 Wiring in Ducts and Plenum Chambers
- }1 c) }: ^+ L2 q D12-012 Underground Installations (Appendix B). \/ A( r7 _5 [) n2 e
12-016 Lightning Rod Conductors" P% X9 i9 y5 c$ B& g0 R a* x
Conductors - General
+ |* [# W: D( b7 L% W: w12-100 Types of Conductors (Appendix B) Table 19# C- }8 u1 [+ `2 K
12-102 Thermoplastic-Insulated Conductors
9 ]" @1 V1 z* d- m2 }12-104 Flame Tested Coverings
) u" m8 r$ J: W$ o12-106 Multi- and Single- Conductor Cables' b6 Y$ w3 _+ V& i# b/ P
12-108 Conductors in Parallel (Appendix B)
9 D( M- l) a1 ~6 l# z12-112 Conductor Joints and Splices
$ _" z7 M; i$ d R12-114 Ends of insulated conductors4 f+ G7 U3 \8 z3 F
12-116 Termination of Conductors (Appendix B)
' V) v2 t+ k* q' i; Q12-118 Termination and Splicing of Aluminum Conductors) }0 U6 K8 i3 z9 ^8 T( J8 N
12-120 Supporting of Conductors - Table 21; j( H8 z, X: N! l* C& M$ \1 j
Open Wiring
4 ^+ ~' m' T7 t3 m12-204 Spacing of Conductors% E4 t: H2 M7 r! K8 x
12-206 Conductor Supports5 G: ~. U: f9 {
12-208 Conductors on Flat Surfaces" e; z. }* P9 c
12-212 Protection from Mechanical Injury& b6 ~* ]' F [6 G; ^' N
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises+ M+ P- D/ Q% c# B3 R
12-308 Minimum Size of Overhead Conductors
! u, I. |( j; Q3 [& i* Y12-318 Use of Neutral Supported Cables1 G2 p' j5 K4 t- a
Nonmetallic Sheathed Cable) W6 {% r! L$ e! p/ O( i" t3 D
12-502 Maximum Voltage% S1 {( O! J( g/ \; g1 m/ N
12-510 Running of cable between Boxes and Fittings (Appendix G)
+ }# }) j; y6 y12-514 Protection on joists and rafters
4 s2 V0 Y( M F( ~9 L* u. p8 @12-516 Protection for Cable in Concealed Installations (Appendix G)
! U6 T2 u* u4 ~' U3 W9 H12-522 Where Outlet Boxes Are Not Required
3 @6 ]1 n( T+ M& ?. DArmoured Cable n2 @0 f5 D) `! J6 [5 Q
12-602 Use (Appendix B): G0 K% B" f( q- X7 A8 s8 W
12-604 Protection for Armoured Cables in Lanes
3 Q1 L5 @ M+ ^$ L. W4 m t$ k12-606 Use of Thermoplastic Covered Armoured Cable9 r8 M( q" b! y% ^) G. E
12-608 Continuity of Armoured Cable" O- Y/ m7 ?! X+ k
12-610 Terminating Armoured Cable$ r/ f! s/ Y* N7 p
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems. b: p+ K2 i1 o
12-614 Radii of Bends in Armoured Cables* @/ a* F1 c2 U% |
12-616 Concealed Armoured Cable Installation
, M9 d0 P) Z, `( u0 k1 J' Z1 F12-618 Running of Cable between Boxes, Etc, P! j) X3 O& @3 W0 ~$ d
Mineral-Insulated and Aluminum-Sheathed Cable
: S. `) ^5 E2 i5 @) i12-702 Use
6 f) j W9 N' z9 t5 Q12-704 Use When Embedded- O; y7 m* Z- l7 q5 r
12-706 Method of Supporting
8 @7 d+ Y; t* F- A: u- h12-708 Direct Earth Burial
8 s7 N9 a, K+ x( J12-710 Mechanical Protection
8 }! c! F& d, [3 W# { \12-712 Radii of Bends F& V, ~% ^6 {/ b7 B6 M; U4 p
12-714 Termination of Mineral-Insulated Cable (Appendix B)# y2 J. E. A" A# W4 ~. `0 a
12-716 Connection to Other Forms of Wiring2 r* c9 R h' f( u: ^2 m
Flat Conductor Cable Type FCC/ V" w! Y! A7 t7 d; ]: u& d1 Y% O
12-804 Use Permitted/ n7 r4 W2 }5 [# q) ^4 ?1 t! A
12-806 Use Prohibited/ O; |3 v6 {' y" Y7 _
12-818 Anchoring
$ G' R5 m. K3 J& B12-820 Crossings6 E) I; h! G9 x# ? x3 `# k3 f
Raceways - General
: H W* d. c: W8 M1 F12-904 Conductors in Raceways
5 N# Q4 J2 T: d4 w12-906 Protection of Conductors at Ends of Raceways2 b3 H& w' ~! Z, ~$ o
12-908 Inserting Conductors in Raceways
# t! q# f0 v: Q' t2 E1 ^& P12-910 Joints or Splices Within Raceways# t ^0 I4 g. N5 k# T
12-912 Stranding of Conductors
0 m3 d4 r1 O- Y12-914 Electrical Continuity of Raceways
, _) ?* E- O [* m0 |12-922 Radii of Bends in Raceways7 m5 v- x/ V) r6 U
N 12-922 Radii of Bends in Raceways Table 75 {% _9 _# N5 I) p2 C/ a, S, o& x
12-932 Protection for Raceways in Lanes
7 ]" E7 a8 a% ]+ Y) O' r* f5 h12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
& _* ?3 L3 {* \6 j A! u3 n* E. q# i12-938 Capping of Unused Raceways# D, v5 W) y) M- F2 n
12-940 Maximum Number of Bends in Raceways
, c& {- }, n; \6 H/ tRigid and Flexible Metal Conduit& r# t6 U6 |( w* D+ [, }
12-1002 Use, j3 B, e: }* ?' j9 Q; N
12-1004 Minimum Size of Conduits: x7 P# @# l! w' R' \
12-1006 Conduit Threads (Appendix B)& Y4 u8 M- \" R) o
12-1008 Thread Engagement3 {# `" ?" t5 O- R: Z
12-1010 Maximum Spacing of Conduit Supports7 a( k0 [# x! P* @% d
12-1012 Expansion and Contraction of Conduits (Appendix B)" T; s ]( d5 S
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
6 M1 C0 Y* |# L: o8 u2 v# z; aRigid PVC Conduit and Rigid HFT Conduit# n2 Y$ S D' e
12-1100 Use% b6 z, V. F. h4 L3 K+ j1 m
12-1102 Restrictions on Use
9 ~) [& E7 E! a1 b12-1104 Temperature Limitations (Appendix B)0 q' b% }) t V. o$ @
12-1108 Field Bends (Appendix B), (2)
1 y* W5 n3 a5 G* ]/ h9 Z12-1110 Support of Luminaires. f/ D* ~! f1 Y/ T9 j$ q# ?9 }
12-1112 Fittings8 Z$ b' D; d( G% J2 N
12-1114 Maximum Spacing of Conduit Supports
$ G O+ P! [+ z" A12-1116 Support of Equipment" N; a* m% B; t
12-1118 Expansion Joints (Appendix B example)0 ^% j C$ m5 p- }) \
Rigid RTRC Conduit2 ]- S+ G6 \) p! S9 P
12-1210 Temperature Limitations
" q) Y9 f0 y' \. |+ q' H12-1214 Expansion Joints (Appendix B)
6 H1 B# P0 L& D8 U" I& RLiquid-Tight Flexible Conduit
' W4 {7 s4 Z3 ^+ J; h12-1302 Use of Liquid-Tight Flexible Conduit
7 j \- O% e6 V! n0 @& m/ f. V12-1304 Maximum Number of Conductors
3 y/ s2 }% T$ l0 q8 R. K12-1306 Provisions for Bonding0 a, p" i# q9 ~. V5 D2 {
Electrical Metallic Tubing5 m+ g% ?/ n f9 |& u; I! G- e
12-1402 Use
h5 p2 V' q$ `5 \3 S12-1404 Supports
: B+ I4 P7 ]" G# R12-1406 Minimum Tubing Size9 |' Y6 ~4 S* P ] t
12-1408 Maximum Number of Conductors/ q( i" O4 u8 q' U
12-1410 Connections and Couplings
# x; |& {6 y. z5 G12-1412 Radii of Bends in Tubing
: s, f$ X7 S$ b1 V' e1 s: U5 IN Table 7
; c/ R1 f: h4 a9 F) k6 F8 n- MElectrical Nonmetallic Tubing' E7 H2 r+ G N! w3 g
12-1516 Provision for Bonding Continuity
7 s5 ]( M7 ]% O, m, Y5 EN 12-1514) ?# V. Q3 p* y, F+ j
Surface Raceways
; j% {1 b2 W! _* s' e12-1602 Use of Surface Raceway (Appendix B)
; F3 o- Q! ? v, c% t- Y1 a8 U: s5 u) \1 K12-1604 Temperature Limitations1 Q. ?3 o; T6 e' O/ U6 A
12-1606 Conductors in Surface Raceways (Appendix B)% ]% r/ {( P% U0 F/ O+ h2 x$ a
12-1608 Maximum Voltage, |. c( |4 o$ z+ T( M
12-1610 Joints and splices
8 R1 _3 S" l4 GUnderfloor Raceways. @" R a: K. H$ Q
12-1712 Discontinued Outlets in Underfloor Raceways
& S& E4 \6 _, zCellular Floors
3 j4 b2 M' z7 y, z12-1804 Maximum Conductor Size in Cellular Floor
* ~7 g. E! M+ i- D! I \12-1820 Cellular floor discontinued outlets
% F- Z9 e O/ D8 B. H7 T- |% q3 hAuxiliary Gutters
* x2 o) I/ t: l12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
+ |" c4 x7 e# W3 ^# w9 C12-1902 Auxiliary Gutter Supports
2 \5 K! Q. |8 f. T8 X7 m& |12-1904 Auxiliary Gutter Cross-Sectional Area+ Y& A/ C" P( w+ E% h
Busways and Splitters9 \; m0 }1 f& f* n9 [3 s
12-2004 AC Circuits in Busways and Splitters9 b$ T1 N7 q% w4 G
12-2006 Busway and Splitter Supports" w. X# d: X4 |
12-2008 Method of Installation of Busways/ B6 y! _6 e; L& |
12-2012 Reduction in Size of Busways
9 L; ?* W* m6 v& F12-2014 Length of Busways Used as Branch Circuits
3 \# ?+ [. X( \# u* f12-2018 Taps in Splitters! ^; l) y8 ~! U' l+ A" l
Wireways2 X7 s2 Z$ _+ c! s' F, w
12-2104 Conductors in Wireways3 L4 |/ \# n. I
12-2106 Taps and Splices in Wireways
* l7 t0 i$ z; k% u Cable Trays
' a3 e4 ~3 d5 Z8 z( c2 ~0 K# k12-2200 Method of Installation (Appendix B)* r/ m. [$ Z+ N# Y
12-2204 Joints and Splices Within Cable Trays
; V+ ~( z9 C; M+ H# g6 h L12-2208 Provisions for Bonding( L \. p& b- _' A
12-2210 Ampacities of Conductors in Cable Trays
/ a: `0 y& k/ j% s; C h4 GInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings2 w5 v9 U1 d( ~5 `4 e( g- [( Z
12-3000 Maximum Number of Outlets Per Circuit! z6 K6 c" ^5 a* A0 O4 n4 T w }( S
N 8-3048 X0 Q- H% ]. }3 I
12-3002 Outlet Boxes (Appendix B)4 O4 k; i9 S6 r- \# z& {. M
N 12-3000/ u) v. r/ q$ O6 k4 Q
12-3004 Outlet Box Covers
& o% b1 g# b5 _N 12-3002
$ e+ e$ g. X* P, r4 Z12-3010 Boxes in Concrete Construction! T! q, v* i1 A3 D( B* W8 d) W% J
N 12-3008! F5 ]! p7 U$ a$ L( x* J3 V
12-3012 Outlet Box Supports
1 o5 Q* [5 m! u% z! |- g8 r9 FN 12-30101 U2 |0 t6 n& @" u
12-3016 Accessibility of Junction Boxes
7 e8 f. o) I. f' KN 12-3014
( }. I1 l- e$ y }. b12-3018 Flush Boxes, cabinets, and Fittings
; D- @; t% g( l, i$ \N 12-3016
- G9 q2 @& V8 [12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) 4 x! i, L" t" Y
N 12-3022
4 w9 h8 E+ x9 w4 O12-3036 Maximum Number of conductors in a Box - Table 23
, j" C7 Y5 t s: x- P- h$ C( DN 12-3034
. @* L7 r; y5 Q12-3038 Pull Box or Junction box Sizes
x4 |3 x6 Y- L0 E( V7 \- E' DN 12-3036$ t7 N# o) \' b
& a& l0 f+ h+ i. E' x! S* VSection 14 Protection and Control5 c/ N! g8 Z, ~/ O! s* v7 p0 Z
General Requirement. y0 y& c% }$ b
14-010 Protective and Control Devices Required" c" V) d) w! _. Z
14-016 Connection of Devices. E4 h7 ?3 B: h& s: f1 A* I
Protective Devices – General3 W% @; [/ h; [/ q
14-100 Overcurrent Devices Required* g+ ]( c" L! B) g% o# \1 t d
14-102 Ground Fault Protection (Appendix B)/ l3 a; I4 M6 K* e% Y
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
4 w& e8 j2 S+ s! C/ }* a14-112 Overcurrent Devices in Parallel8 F# q7 U3 I% ~- B) r7 ?3 U7 M
Fuses
4 e4 Z: @& B4 [8 [14-200 Time-Delay and Low-Melting Point Fuses
& V; s, d6 Q( \ _( m! z14-202 Use of Plug Fuses2 G7 P9 v- X/ ?. m0 b
14-208 Rating of Fuses: [& q0 J. z6 U. s7 @2 `0 |
14-212 Use of Fuses (Appendix B)" y- U5 C4 `$ h5 l* n4 D. ]
Circuit Breakers
* I9 k3 X. E/ B; r7 K14-300 Circuit Breakers, General
4 j2 x7 g4 A7 q14-306 Tripping Elements for Circuit Breakers3 I# s& g: r' N6 @7 @* \+ g
14-308 Battery Control Power for Circuit Breakers* D( T+ E: d! M% N+ H
Control Devices - General! P f4 o$ L) U- p* {2 ]* x
14-402 Disconnecting Means Required for Fused Circuits( k, f R. J$ H5 L; A. _
Control Devices - Switches
( u5 Y" m8 Y, [4 t9 S) W14-502 Mounting of knife Switches
7 c/ f1 B; _' n( a& b s14-504 Maximum Rating of Switches7 Y' q( y# E9 S# I0 U' P- J. B. X' p
14-508 Rating of General-Use AC/DC Switches (Appendix B); v) K: U2 [/ T) Q
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)$ G* k& M& j$ ^
Solid State Devices
5 N$ ~2 u3 ~2 p! S14-700 Restriction of Use
) p1 M! r0 {" X _* c14-702 Disconnecting Means Required1 z8 V2 n) B6 o3 r+ W" W0 ~
0 {' ?- P d F+ s0 s6 `) I. @' ?" f
Section 16 Class 1 and Class 2 Circuits
. T* A) v* t, M/ n3 e$ ^7 AGeneral' \/ Z1 H- p* |3 d
16-004 Class 1 Extra-Low-Voltage Power Circuits
1 w8 n; E8 V6 c' N16-006 Class 2 Low-Energy Power Circuits
' {* g- j; {4 m+ ~" c4 O16-012 Circuits in Communication Cables
. k; `8 I, S6 N! iClass 1 Circuits- Z) P0 M& ?& r$ J y0 z: P- m Q4 Y
16-100 Limitation of Class 1 Circuits$ A2 z# l. s% i; |
16-104 Overcurrent Protection of Class 1 Circuits
' u5 L3 U; ], f/ _) b$ S16-106 Location of Overcurrent Devices in Class 1 Circuits/ |/ x9 z s3 Q* a/ }- Y; D
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers' w) J% B7 k/ q- Q
16-110 Conductor Material and Sizes
+ W5 e: r3 p5 m0 U [16-112 Insulated Conductors for Class 1 Wiring, q) z) ]" |# a* P4 M
Class 2 Circuits
. _8 `7 p7 `9 J# H. V16-200 Limitations of Class 2 Circuits (Appendix B)
! E9 T% D5 `7 o, N: z16-204 Marking" e) y. r' _+ d a$ z w; P9 J
16-206 Overcurrent Protection for Class 2 Circuits5 G& D3 b' ]& Q0 G
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)# h' V/ Y; ~- T) x
ELC: extra-low-voltage cable
9 z. Y1 O+ U$ F' n D; Z3 F16-212 Separation of Class 2 Circuit Conductors from Other Circuits
+ z5 |" B/ a8 F9 m
6 W, u: T6 @- |8 c' I5 b6 | ~9 a* zSection 18 Hazardous Locations9 n6 G% S8 r2 Y1 f
Scope and Introduction
+ H L+ R2 b; T5 v Z18-004 Classification! D% ~) ^+ i4 h& z B
18-006 Division of Class I Locations (Appendices B and J)8 U: @" q# i8 C0 u% a
18-008 Division of Class II Locations (Appendix B)
1 e) M! z- I' I, P18-010 Division of Class III Locations (Appendix B)9 r6 b4 s ^5 Q* T* q
General
# _& u, y7 \7 N: v7 R$ F18-062 Metal-Covered Cable (Appendix B), q% m/ R5 q) ?
Installations in Class 1, Zone 1 Location* X1 q9 [7 A# j% ?
18-108 Sealing, Class I, Zone I (Appendix B)
8 k( w5 U f& @/ ?" p* j3 J% Q+ \" c( ?+ r# D
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
2 ^8 ]% @' ~# D1 Z- p2 U6 dGasoline Dispensing and Service Stations
0 g! T6 V" ?. Z+ ~/ C20-002 General: t7 b9 B7 I# |' L& ~
20-004 Hazardous Area (Appendix B)
, k$ N8 Y, n. `7 U# ]& ]Propane Dispensing, Container Filling, and Storage6 o! E; J8 {( h- W7 a
20-034 Hazardous Areas - Table 639 |% H A7 g' l( H
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
. f0 [* _' v9 i' [ b8 p; |20-062 Hazardous Areas
% q5 q, e j: ?( [! t2 iCommercial Garages – Repairs and Storage: @1 P1 B1 n2 U
20-100 Scope
$ K+ G, @) V4 J( j1 G; s20-102 Hazardous Areas (1) ! J0 b4 B7 U1 r9 [2 e# v9 B# D
; d0 C0 [* t7 O. sSection 24 Patient Care Areas
% Q* n+ W( z2 v0 R, }24-000 Scope (Appendix B)
% V; |: V% G4 [: N6 l8 O+ L: N! U24-002 Special Terminology (Appendix B)
1 i. W5 m0 V* e6 z Patient care area
6 {! U3 M+ K: C4 _Patient Care Areas
) j5 \& |, W# W9 V8 I& F24-106 Receptacles in Basic Care Areas (Appendix B)" d" @5 [( S" s0 i$ j
Isolated Systems
' h9 ^. a" U, c: |1 ^24-204 Single-Phase Isolated Circuits (Appendix B)% J$ c) c! x( j2 O1 i# ~7 `
24-206
, d2 k& |2 q! }6 X& f; C
5 x1 b; [) u$ d! Y+ NSection 26 Installation of Electrical Equipment
* c/ n! f8 j7 M" R) _5 |General
4 ?$ m' W* s9 A8 B9 H26-004 Equipment Over Combustible Surfaces (Appendix B). P2 p' D0 S: {) M. c1 a2 f
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
$ L$ u9 k8 U, B Isolating Switches
/ u+ D% n; h5 H" [5 \26-100 Location of Isolating Switches$ Z: h7 n9 [# `# X8 {; R
Capacitors8 U3 Z, \7 h; T% M' R
26-204 Guarding of Capacitors* o7 m! s) w" K/ l$ I/ ?% }. `
26-206 Grounding of Capacitors
) x. v/ x$ \5 S; h26-208 Conductor Size for Capacitors
7 f4 F: D- p6 _& d26-210 Overcurrent Protection (Appendix B)! }* V; u& {* i) n
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
3 X! `+ f2 T) d4 Z26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
7 l: O% a, f9 H4 C; Q26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits* t& Y6 \5 h. e" [5 V
26-218 Special Provisions for Motor Circuit Capacitors
. o3 `* ^0 |: @ h+ P, V7 x8 B& f" K26-222 Drainage of Stored Charge of Capacitors
9 o/ E# a1 [ K' e: u8 T, LTransformers) m( E4 K( S3 m' A3 J
26-240 Transformers, General
v }! {. S' f" A3 E26-242 Outdoor Transformer Installations
- \/ Z6 M/ M' V- |- G0 f26-244 Transformers, Mounted on Roofs (Appendix B)4 ]: \8 c( L7 C3 p
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)$ z: J; g# u) O7 |& W! [
26-248 Dry-Core, Open-Ventilated Type Transformers
( D2 b9 t, ]6 m5 }1 ]% J26-250 Disconnecting Means for Transformers2 F0 j R/ P; [% C& C) B% t
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V; Y9 X2 a: z$ L0 k2 Z
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
( s& w* q. R3 z! P) O26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
1 l; @$ d- U9 p26-258 Conductor Size for Transformers
' D) k! t& {% W4 g9 T26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)% w6 H0 f( W' `& ~1 o1 r/ F
26-262 Marking of Transformers
- b. ~0 h8 v; n1 P% m s7 s26-264 Auto-Transformers
7 P1 Y1 x; L& @" A# U1 a, A: tFences
4 @( r! U4 H! y1 x- ^6 j26-302 Clearance of Equipment - Table 33
4 x( |, O. |' ^( G+ gPanelboards
2 H7 t' u2 ? J! Q26-400 Panelboards in Dwelling Units (Appendix B)& ^8 P( b7 i% f! v
26-402 Location of Panelboards (Appendix G)
/ a; E) X9 X3 W1 }, e/ f( [2 W1 VLightning Arresters
! y* p& P" I: u8 X/ E7 f% Z3 i0 ~26-508 Connection of Lightning Arresters4 l7 N# i3 [( b0 B/ J/ n4 f m- x5 j
Storage Batteries+ U3 y: y* \8 K( v: E" E/ R
26-542 Special Terminology
0 m# E/ W8 _( X2 p) E" ~26-550 Battery Installation: h8 H% C: e4 j
26-552 Wiring to Batteries5 r3 \9 D( H* Z/ H0 A
Arc Lamps4 N: X+ E2 R3 H: P" G/ A
26-600 Location of Arc Lamps9 t( `/ q$ K1 P2 y1 i
26-602 Conductors to Arc Lamps
- h0 ~" M& L' U* G3 d26-608 Globes and Spark Arresters( F) b6 R7 J6 e! F A: `
Receptacles+ a* w' z0 r3 ^9 s9 K
26-700 General (Appendix B)
* E1 _: U+ _% G: o, S- o( m26-702 Receptacles Exposed to the Weather* t$ h+ D l) b
Receptacles in Residential Occupancies' R0 i R( ]7 E- e: Z8 U
26-710 General (Appendices B and G): a* v2 l N8 y) `/ j, P6 Z" B
26-712 Receptacles in Dwelling Units (Appendices B and G)
3 }* d- B- w5 R ]1 |26-714 Receptacles in Single Dwellings (Appendices B and G)$ Q) a' ]' ]) A G5 t: N
Branch Circuits in Residential Occupancies
) D" r: N3 q1 ~, |7 \+ |; R26-720 General8 L& g5 ~( A1 _6 ~5 z% E/ B- @+ ~
26-722 Branch Circuits in Dwelling Units
3 z4 ]8 L# B4 s- s# V; L26-724 Branch Circuits in Single Dwellings
5 o7 y/ r; H1 V8 [/ x26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
3 E# m/ `# y& D- _0 eN 26-720 (F)
# _9 [) ~4 D* L. Q; uElectric Heating and Cooking Appliances; e! O h/ M' |6 \
26-744 Supply connections for Appliances
* L. \. v& d9 ^4 c& @" E' ?26-750 Installation of Storage-Tank Water Heaters9 p% J. v6 m3 D/ i: N. ?: B* C
26-752 Infrared Drying Lamps! n+ m; a! I0 l, ~: R! b
, f' m; S" |/ C! @Section 28 Motors and Generators
& |$ E: C1 i# a' X( N, e) ZGeneral* \& s9 N( U. q1 Z# m+ j7 ]
28-010 Special Terminology
r3 _; v0 h; \ eHermetic refrigerant motor compressor
0 P9 B2 B) }6 W# a5 n/ `- `- DLocked rotor current rating
. K/ \2 g2 z+ ?# D0 D" H. MService Factor
% h; S6 c, F$ P& e/ h" B0 YTable 44; Table 45; Table-D2) J* b N; l: l/ t6 }' ~3 Z1 t
Wiring Methods and Conductors
0 R3 W+ m% B: K% p; s3 O* t# K28-102 Portable Motors0 _6 w4 c! ^& B' U+ m2 r
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
' `, ^7 e2 D% |28-106 Conductors, Individual Motors
, m+ K0 n/ ~$ O8 r28-108 Conductors, Two or More Motors
% E& D. z1 M1 z; k4 U! }9 c6 i7 C% G28-110 Feeder Conductors
4 Z* @% t" c! u* [& J. o, _28-112 Secondary Conductors: ]7 c8 B0 S( F# T" e# Z
Overcurrent Protection
; u# d- q2 L) ]# B6 A) C* ~ _3 \28-200 Branch Circuit Overcurrent Protection
7 m/ W/ n* x/ w- Z28-204 Feeder Overcurrent Protection
5 l1 Z/ a2 p8 v, Y, F% m* L28-206 Grouping of Motors on a Single Branch Circuit r3 _/ Z" X% _6 p4 J" Q
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
) @2 I0 |) }* d6 n: C4 H8 c1 NOverload and Overheating Protection+ l# _, F" |2 q% K% G. q8 k( P
28-302 Types of Overload Protection
0 Z! h1 p& O5 b% r/ L+ l28-304 Number and Location of Overload Devices (Appendix B) Table 25 l7 L* a$ P9 Z8 \3 C: c" j
28-306 Rating or Trip Selection of Overload Devices (Appendix B)* i' P/ M% s: M
28-308 Overload Protection Not Required
1 \, u: |. q( y' K j4 P: {Undervoltage Protection
7 o1 p/ d% P; A) M" M28-400 Undervoltage Protection Required for Motors (Appendix B)
8 Y! S; u/ t$ P# J) lControl, X8 M- b6 ~% B, }
28-500 Control Required
0 n. l* E4 o8 }$ K0 t# o28-502 Control Location
& W! f6 C9 }$ q6 R28-504 Starters Having Different Starting and Running Position- [; X) d% I! L5 I
28-506 Grounded Control Circuit! M9 e$ e O5 Y8 @
Disconnecting Means
" s& s! s; [! e6 @. [3 ]28-600 Disconnecting Means Required2 N1 h" T9 E2 J9 J2 G& I9 D
28-602 Types and Ratings of disconnecting Means (Appendix B)( p4 D3 U9 S5 u
28-604 Location of Disconnecting Means2 F6 C/ f# w) y$ Q3 n$ D8 Y
Hermetic Refrigerant Motor-Compressors
: Y+ j+ N6 ~! z9 d, s4 {) u- f28-706 Conductor Ampacity# G- S! P. }0 D$ t( {
28-708 Overcurrent Protection+ S/ r7 U. D0 [( n
28-714 Disconnecting Means- |5 s) T5 T+ o
Protection and Control of Generators
, A1 ]7 O4 o2 M" k( M" H28-900 Disconnecting Means Required for Generators
( |0 Z6 u* A [! I T( S- L# V5 K3 G28-902 Protection of Constant-Voltage Generators
, `. M; ]& a6 G" u1 f4 I28-904 Generator Not Driven by Electricity: K; i+ [( G" u. v3 ^! g0 R, s7 }+ M
28-906 Balancer sets
! W% a. [) I! B7 ^ o5 b28-908 Three-Wire Direct-Current Generators
' w5 u$ Q1 \/ K& q- x
& W# O: z' X, Z( y+ V& jSection 30 Installation of Lighting Equipment
! _: b# \$ ?9 L) i7 t30-002 Special Terminology (Appendix B)
% b T% [/ d) ^, l6 ~' IGeneral
& ^. [: w+ n7 c+ g30-102 Voltage
1 X1 P) O; A; ?' ]! i' l8 m- P30-104 Protection (Appendix B)
4 `/ l5 R8 G" P/ l30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment7 F W; h" v8 R8 j @* |
30-108 Polarization of Luminaires; |; I _8 l; ^& w" X4 h
30-110 Bonding of Lighting Equipment/ W$ ]& v4 J: r4 A$ s
Location of Lighting Equipment' W- t' Q9 J4 _7 A U
30-200 Near or Over Combustible Material" A( u9 ^* a6 f
30-202 In Show Windows: E" H" l! d% P/ l
30-204 In Clothes Closets
' a# ^7 P( J5 ^/ SInstallation of Lighting Equipment4 _2 _. I& e2 T3 I& Z
30-302 Support
4 O- Z& h' }6 q; n30-304 Outlet Boxes to be Covered
4 f7 `9 r5 ~2 {. `2 P# t30-308 Circuit Connections
3 a7 ~& M7 P6 e% `2 ^# A30-310 Luminaire as a Raceway# B# F. w5 r; h% c! o
30-314 Minimum Height of Low Luminaires5 p2 \$ Z& M- h# [, q
30-316 Luminaires Exposed to Flying Objects/ r5 ]0 Y7 k1 I, e5 p
30-320 Luminaires in Damp or Wet Locations( e( n: |9 x+ \* H6 v
N 30-318. i" F6 V" {$ T
Wiring of Lighting Equipment) w) V. a4 A; G3 b9 _
30-400 Wiring of Luminaires/ z5 _4 e% u% A6 _# u
30-402 Colour Coding+ U" e+ O5 g; y
30-404 Conductor Insulation
4 w% m/ ]4 P! G9 h3 ]' c8 k30-406 Conductors on Movable Parts
/ }& B9 X6 A0 h- G+ e' I- A# G30-408 Wiring of Ceiling Outlet Boxes- X+ u! H( f: d' Z
30-410 Wiring of Show Window Luminaires' i+ J' J( `# k& G
30-412 Tap Connection Conductors
4 M* K! }8 I& N% p) P) ?- _' V* NLuminaires in buildings of Residential Occupancy8 S! W8 b' Y' H8 G9 @: I$ g
30-500 Lighting Equipment at Entrances (Appendix G)* D6 Y' O# e* h
30-502 Luminaires in Dwelling Units (Appendix G)
) d" k6 L* ~6 R# K30-504 Stairways (Appendix G)
& i8 Q' D! `( \& C" e30-506 Basements (Appendix G)- X; P7 J) R7 W% o
30-508 Storage Rooms (Appendix G)
2 a- m ]5 _7 Q5 O5 s7 d+ C7 D30-510 Garages and Carports (Appendix G)' d* e* A' N' g5 ?
Lampholders4 S" `" z* l: E0 H+ N& V
30-600 Lampholder rating with Incandescent Lamps$ ^+ S' S6 }- s/ v7 h* e+ v, l7 T
N CANCEL k Q" K) Y" q) G/ l* y9 ]
30-602 Connections to Lampholders
, ^! w. M2 s4 b4 xN 30-600! E, Q& C( l2 W6 w! s7 ^8 d
30-604 Switched Lampholders Used on Unidentified Circuits
$ p& ?( s: k9 c# qN 30-602
$ L# z1 o0 t' ~& [5 ~/ `30-606 Switched Lampholders with Pull-Type Mechanisms
9 n' x5 [! }3 z, L9 GN 30-604$ E( _2 l) C: J% o
30-610 Pendant Lampholders6 T. `+ I8 U! q8 _
N 30-608: w6 }3 d/ R8 R0 k5 ?. e6 M3 F
Electric-Discharge Lighting Systems Operating at 1000V or Less2 U7 T# H# ^2 K. t! R! _0 s
30-710 Control (Appendix B)
3 ~6 K2 I2 I# @ y/ L) S( A30-712 Branch Circuit Capacity
5 U9 k V: ?0 l: \- `Electric-Discharge Lighting Systems Operating at More Than 1000V4 t& e8 S9 F5 }$ u8 n9 i( N% P
30-802 Voltages, Dwelling Units
2 r# y# S) o; Q30-804 control (Appendix B)
' v. g4 b0 o8 ^2 i% d& @Recessed Luminaires (Appendix G)7 ~7 b" Q2 t7 ~
30-902 Spacings for Non-IC Type Luminaires
" `' F, c3 J D( a6 e1 M8 M30-910 Wiring of Recessed Luminaires (Appendix B)
+ W$ P' Q5 k' Z, ^Exposed Wiring for Permanent Outdoor Lighting& x0 u$ a; D2 R+ ?; { o+ U
30-1120 Branch Circuit Loading and Protection
9 H6 G% u1 L+ q& V/ TExtra-Low-Voltage Lighting Systems
4 N+ k0 b6 @ w2 `9 e2 d. j% o30-1202 Sources of Supply1 `3 h4 @6 d5 k; |
3 r3 g; b5 b4 u% iSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)- e8 N! S* e! Q
Fire Alarm Systems* f* s4 [. b& y
32-100 Conductors
1 V: Y( i( ?1 h32-102 Wiring Method
+ T7 t! {, h1 N, _- b; J2 H% A32-104 Equipment Bonding% k2 J1 z2 g' O1 p( v
32-106 Electrical Supervision1 h8 w. y9 B3 I, l6 X+ L6 p) f
32-108 Current Supply3 y5 o6 S+ D* D: o7 D T, ]6 h# U$ y
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
2 K$ k" O/ n8 @5 k) DFire Pumps, D+ Y! a$ y8 R; j8 J) f% g' v: h
32-208 Overcurrent Protection (Appendix B)
1 C; L; U/ [5 k* Q5 eN 32-206
$ D' n4 H/ z- V# ~8 I32-210 Overload and Overheating Protection (Appendix B)5 p8 S9 Y% D. @8 o
32-212 Ground Fault Circuit Interrupter (Appendix B) f- y: \ Y( p2 q. P7 e# [
# B8 k4 }( g0 p5 N& A6 `, |Section 36 High-Voltage Installations
; }1 x. L/ L. B) WGeneral
. B- H: y2 X, N H. C& c# k8 {36-000 Scope (Appendix B)
R% k$ T( V- n$ y36-006 Warning Notices O5 S6 x9 Z1 k$ ]7 y5 q- s* t% Y
Wiring Methods
1 o, W5 N4 G. c5 j3 i4 Z36-102 Radii of Bends
2 H* C" f# R9 A$ n36-104 Shielding of thermoset insulated conductors1 T* I% N8 X9 g5 H
36-108 Spacing of Exposed Conductors (1) table 30, table 31; Y1 T+ n0 e( @& E# W* ]& T" @+ |
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 341 ^7 t, [/ @8 a6 `( r9 u
Control and Protective Equipment
* r; N* _; O& g( K. @. s5 h36-214 Disconnecting Means$ T5 K% A7 H8 Z0 K" u
Grounding and Bonding1 `* g1 |5 K; V/ p! ~% }/ v
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
9 _$ _5 O8 m* L* ~36-302 Station Ground Electrode (Appendix B). V( E5 [% I+ M' z G |# E
36-304 Station Ground Resistance (Appendix B)% c/ M9 ]! r7 t5 Q
36-308 Connections to the Station Ground Electrode (Appendix B)
6 i0 c% X- A+ m& |) j36-310 Gang-Operated Switch Handle Grounds- t, |; m! X0 [2 h
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
7 E6 u; Q6 @) D& v& r4 j+ U3 D0 x4 O8 y2 e; ~
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment* a( k E7 b9 _6 H- s/ }6 L- G; v
38-002 Special Terminology (Appendix B)7 V0 V$ Y" n/ p i
38-003 Voltage Limitations (Appendix B)
3 x; y2 k9 r1 X+ H, c38-004 Live Parts Enclosed% i. f" }1 J) m) k4 F
38-005 Working Clearances
9 u9 X% m& \ V; E' ^( y$ ]38-011 Insulation and Types of Conductors
$ |% Y/ _; u9 o% u38-012 Minimum Size of Conductors
+ \9 z z; ?9 e. ~& l+ x- L1 e: R9 c) C
, e( r+ o- I9 l1 ?- ySection 40 Electric Cranes and Hoists
! o3 Z0 V* b, r; d: I# A9 a40-008 Disconnecting Means& o: V' x( f# m$ O2 F# C# ~/ Y( H1 C
40-010 Main Contact Conductors2 T* H& @( p/ g5 L2 ~/ [4 W( {
0 h8 t) u8 A5 I" F% N- ZSection 42 Electric Welders
- h/ P. v% P- u6 JTransformer Arc Welders
' K* _) D5 T3 S& T42-006 Supply Conductors
. t5 L0 U2 c- O% Z' V& k: J) h- n! n( g" ^0 X1 K0 ]
Section 44: Theatre Installations5 _+ T' \, D( f) d& U3 q3 {
General8 T- O- m" J7 M! {
44-104 Number of Conductors in Raceways8 G0 @9 q. @. u
44-106 Aisle Lights in Moving Picture Theatres+ K& [: O9 q. _0 B; W" r" p
Fixed Stage Switchboards
8 ]3 _' K; X4 ?( n. |% c44-210 Overcurrent Protection
+ Y' O8 d c' u. @- lFixed Stage Equipment
a) x+ U( s) y6 A" B44-324 Receptacles in Gallery Pockets
- @- E) n$ N9 N7 A6 S8 h1 X: F# J' [* F44-326 Receptacles and Plugs; f* i! }9 K4 [" e! B
% ~4 Z1 d5 h) o3 m
Section 46 Emergency Systems, Unit Equipment, and Exit Signs G0 S9 ]0 d4 I$ b ^9 u; `4 O
General+ r$ e# ^1 o+ w3 T
46-102 Instructions
# M" _+ W1 {9 a1 K" b46-108 Method of Wiring (Appendices B and G)
U; a: D& U. `! Y' SEmergency Systems
5 ~' }9 l( B( d0 K46-202 Supply (Appendix G)
' m; h7 }' w+ y6 C: M- g j46-204 Control, `6 ]+ d9 i3 [+ t
46-206 Overcurrent Protection
" A, {' f0 G* L8 [% y46-210 Remote Lamps, n# |& w( o6 Z1 a
Unit Equipment( Z" x2 U5 d# L) ^1 V- U/ u0 @
46-304 Supply Connections
" f: F4 {$ y8 F: [5 h46-306 Remote Lamps (Appendix B)$ b5 b& M' F7 \ }2 h$ Z+ N, N- o
Exit Signs# \( _2 c$ {1 T; I/ @/ D9 K5 k
46-400 Exit Signs (Appendix B and G)9 _( X, y( }8 v. Z0 e- t
T5 x7 [$ A* ~& M1 L1 l# _Section 54 Community Antenna Distribution and Radio and Television Installations& z2 M3 R! l" U/ h0 p9 B# y
54-000 Scope
3 c% Z( ?1 b0 p; _8 J# w54-004 Community Antenna Distribution (Appendix B)% f' U# [4 @6 j9 n* P* f; Q8 @
Community Antenna distribution
! f+ H4 |3 d. a2 D54-100 Conductors5 a$ I) ?8 H- V) ^1 A8 s
54-102 Voltage and Current Limitations (Appendix B) q+ O7 W# i5 n' u% c" h
Protection7 t) s2 p( T7 q. L: T
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)1 K( l! Z) e e9 o" h" P' v
Grounding+ |4 ]( B% ~: u8 G, S5 z8 h
54-300 Grounding Conductor1 ?) h7 t4 b) ~! X' K
Conductors Within Buildings
0 \3 y. U" j8 h! M$ V' `54-400 Separation from Other Conductors
5 h+ o' q0 Q8 l! @( H! p% I D& b6 ~Equipment( I/ ^0 H; e" ]4 F5 D3 Y
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
& X# b, Q( V3 d! v4 h54-502 Exposed Equipment and Terminations/ Y! X2 m i+ d2 }+ {8 a
7 {# _" i/ ^9 i% C: L& L
Section 56 Optical Fiber Cables" E. R/ k) E% P% s! ]: R( [
General: ?" X, K% _; B3 s: Z
56-100 Special Terminology
" t4 Q# X/ i2 M9 `- y, n56-102 Types
/ ~$ B' y( x, y2 T$ d6 L1 G0 V( o7 o* wInstallation Methods
6 ?& ?( e1 E: {3 A56-200 Nonconductive Optical Fiber Cables (Appendix B). m. E. }. d* `+ @
56-202 Conductive Optical Fiber Cables (Appendix B)3 M8 s; ?' H' p. r) O2 w+ U
56-204 Hybrid Cables' O+ R H) Y% y% q( B0 [& ^& x/ w2 J
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
& Y& b* h6 h$ g+ H0 O2 B
5 p; ^1 v- {; }1 _7 xSection 60 Electrical Communication Systems+ w: i* c# @9 U5 F' | W
General% ]- L! S7 z% z! i; y @
60-100 Special Terminology1 _5 D# A, o- c5 _9 g
Protection. B# v. i( v8 H- i( A
60-202 Primary Protector Requirements' b+ l) n5 }0 g% R8 ^& n! Z/ q, M
Inside Conductors/ f$ P2 e, `3 e
60-308 Separation from Other Conductors
. g3 c% ~/ l5 F+ }& EEquipment* }- H' ~3 R$ [
60-404 Exposed Equipment and Terminations/ j) K, ~& N _0 O/ t
Underground Circuits
; M7 ?, a. r5 A! |# H8 {- o60-600 Direct Buried Systems% `3 d2 k8 j3 P5 _
1 X" l" t% ~" c1 t+ _' r# NSection 62 Fixed Electric Space and Surface Heating Systems, Y! g7 N, O. Y) {% U
General
% }, c8 Y' v6 ~7 z5 j# X62-102 Special Terminology
0 ~3 L0 ?2 M; M( k. V' j62-108 Branch Circuits
, N p. P; {( [- g/ l( L62-110 Installation of Fixtures
1 c6 u" l0 \$ G* E+ E2 ~; G8 f62-114 Overcurrent Protection and Grouping (Appendix B) (5)
3 D% K n: y) g+ V62-116 Demand Factors for Service Conductors and Feeders (2)
W5 j) x- ]0 I0 j2 K62-118 Temperature Control Devices
+ Z+ T8 F3 `1 e: \: j62-122 Installation of Series Heating Cable Sets (4)(7)
* x6 ~7 ]9 k7 N$ U. K3 bElectric Space Heating Systems
7 w* i* g; ]$ H62-202 Temperature Control, E7 t9 B3 `: C" e" B% |3 @ P0 ~
62-206 Proximity of Other Wiring (Appendix B)
( |( O$ B# ?6 P- Y: P1 u, f62-214 Installation of Heating Panels and Heating Panel Sets1 c) d* K$ ~0 O: y! b/ a: w+ O
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings9 w$ L7 |( n& e$ D* U3 T+ n, J; I
62-226 Installation of Under-Floor Covering Heating Panel Sets
& j9 W9 U8 H8 E0 x. j" YElectric Surface Heating Systems
5 t+ }- G# n! _62-306 Heating Cables and Heating Panels Installed Below the Heated Surface% p: @6 c( O, T8 f8 x/ y$ _
7 Q' b. `5 w# TSection 68 Pools, Tubs, and Spas
$ \) i i& ?$ _ m, GGeneral
4 v5 B+ Z" H0 w& {1 {0 G$ u8 i68-050 Special Terminology
4 A: Y0 P, a$ l& T$ l# {' c68-056 Underground Wiring - Table 61
+ Y. B+ W/ q+ A) E% x5 y4 i68-058 Bonding to Ground (Appendix B) {3 N; ]- `# X
68-060 Junction and Deck Boxes (Appendix B)
1 N! F9 x' ^6 M; b0 b5 ] k68-064 Receptacles
4 m1 N( ~* b5 I7 k P. ?68-066 Luminaires and Lighting Equipment7 R# R0 d- p, v% c; ], u
68-068 Ground Fault Circuit Interrupters (Appendix B)" M/ k3 K. D4 \, x
9 h8 |& t# o+ @" B. o0 k+ U& r
Section 70 — Electrical requirements for factory-built relocatable structures and X) B6 u. Z0 u- k
non-relocatable structures4 D5 W+ N. u& q7 y+ Q
70-130 Tests (see Appendix B)! T" T8 Q) c: U) @
3 x( X4 Q/ a/ C% H H0 G( ^% a3 l+ u) x
Section 76 Temporary Wiring (Appendix G)) z0 @. P! v* }; w* p* r m n
76-004 Grounding
& y1 k4 T7 S- ^1 T76-008 Service Entrance Equipment* | u- [, [9 T0 J! ]7 [, x- l# ^
N 76-006+ I8 o1 b& }: @8 G f! y
76-014 Branch Circuits" |: J( N% J D+ n4 ]
N 76-012
0 Z: ]8 P5 J: b e
+ P- P4 z$ @( \0 eSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours: d L5 H9 a. b( q+ I
Marinas and Yacht Clubs
; P# J" z N; Z) I; w78-052 Receptacles% f3 j" M; a* i, T7 Y0 `
78-056 Feeders and Services' x6 @8 l q* R9 x* O. K
Marine Wharves, Structures, and Fishing Harbours+ \5 K0 D9 _# w: L
78-106 Grounding and Bonding
! U: O0 Y i0 G3 F( U! r1 R5 t9 u1 sTables
- ~% m2 J* |& d1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,65
0 t k% M# l9 [1 g( v; i% P# d
Diagrams: 1, 2, 7* L1 `0 e5 T7 x6 q& U2 z
3 |9 X# w4 j& j3 E8 j- uAppendix B
! X3 v$ z6 x* A# F2 kP352: Ground fault circuit interrupter- 6mA+ f. ~+ x5 V" [( c8 {. e
P354: 2-126 FT1, FT4
4 V/ B! X% K; e& j4 dP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g), K. P7 Z }, x6 s+ A/ O7 u
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)% B; R/ q& y# j, }1 i+ w
P370: 12-1012, 1118, 1214 Example:
% \* u) t8 E8 [2 qP371: 12-1108
/ X7 ~2 N9 a+ ]3 q- G& _4 {: YP381: 18-108(1)(b), 18-158(1)(b); f8 D- |7 m' s% Y
P386: 24-206/ q# G0 y ]# C7 ?
P389: 26-2568 |" D: C6 y" t) |4 t" k
P391-P393: Section 28, Example to determine Motor Conductors and Protection) a& `7 o% b. Y, G% P5 g1 B
# [- ^& c6 G+ W
Appendix D
7 J o* Z8 T! n% k' s/ `6 N* l8 UTable D1, D2, D3, D4, D5, D6, D7, D16 |
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