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Canadian Electrical Code Review Guide
; W! S) x: Q# C/ v, AFor the Exam of Electrician For Red Seal License
$ u2 S' E- L& Q. E2 _7 R
0 j7 P* ?# }5 dLesson One( r* p( W+ W8 Y! t
Section 0 DEFINITIONS' X2 u2 S7 B$ E5 C+ ]
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
4 V1 g' T# Z* L) I+ { c3 nAccessible as applied to wiring methods4 l& A& e. j/ k3 b
Alive or live
M; H; i% w5 j) yAluminum-sheathed cable
m6 t" E8 e# o R+ sAmpacity4 ~" D' o7 O; |1 D' ~- x- o7 K+ C% i5 F
Authorized person
" ?$ q% D- w( L. ZAuxiliary gutter
' ^; E% @7 q e& e5 r7 MAWG- W+ A- s6 \) f* \" Y ~
Bonding6 z9 `- j0 B- I( J* U
Cable tray0 U: S' S2 W4 t3 `
Cellular floor( \2 v) b" @, ?. `& W8 ^9 l
Branch circuit
# g$ K7 C) g% b; p& QBus
9 C4 M5 n+ I6 S) Y$ n" nBusway
! @3 m; j( X" zCommunication circuit
* l+ S3 E- f9 ]. vExtra-low-voltage power circuit
+ x2 S7 r3 _+ gLow-energy power circuit$ K8 ^) y; N' ^0 }" ]9 i
Multi-wire branch circuit
N, Y. ?% ]9 u$ RRemote control circuit
5 C' D; }) x6 I: P( K( WSignal circuit
2 U) H( W) g. P) lCircuit breaker, X" g* `& [* \& P7 K, t0 ^$ z/ a9 D
Instantaneous-trip circuit breaker; M$ s& F2 T, l1 x
Conductor
- Z3 U" H; `0 J, X3 x8 DConduit- L2 _" L1 c* [
Flexible metal conduit
4 \& c/ m( A& o2 \4 e X Liquid-tight flexible conduit
( h* ?* O" S0 v/ ?) @( n D* W Rigid conduit
! ?. `' Q6 P2 S Rigid metal conduit
4 i! U# S. M- Z6 q( C% D* ^3 x Rigid nonmetallic conduit. l% _# ?. {- Z3 [! p
Rigid PVC conduit6 Z$ }: @4 f$ X5 v/ I* @5 w7 u, _
Connector
1 P& v( i7 H1 s0 X+ h6 V9 N Box connector9 a2 b: Y2 y4 |2 S8 t3 F
Wire connector
" X% X( b% g% MController
& S& q' i5 }) l! \: [$ C0 H/ d! v/ cDisconnecting means
- N; c$ Q5 \- _- R1 z) _9 o$ aDust-tight' k! G2 Q7 T4 x" u* |9 D$ e
Dwelling unit3 w1 h ?( x; f6 G
Electrical contractor5 L, O. b0 s" B' i
Electrical metallic tubing
3 ^- J9 v4 G4 J4 R3 ~Electrical nonmetallic tubing4 F& U4 o6 \$ C3 t# p( j0 V
Emergency lighting
+ J' |( \0 h2 x# YExplosion-proof
. |8 _" }2 X2 f$ CExtra-low-voltage power circuit
) K& O' A5 o2 @# M! z: FFeeder( a9 u; x) N8 g+ [% }
Flexible metal conduit
* x L* d( V4 D) y5 }Ground
( n" w) K2 t7 `- C; u2 {Ground fault circuit interrupter
% ?' X# N6 b0 p% f5 u( C4 J( \Grounded& P* I7 V2 V. Q/ |' _, Q6 g$ P
Grounding
& c1 Z! z5 X7 oGrounding conductor
! E- Q# m8 M5 y" i5 D+ n+ H/ [/ ]Grounding electrode
, l% Y3 y: y& Q( J; _4 tGuarded7 {0 h; x" `3 E
Hoistway- `/ ]- J4 I' ~
Identified
! P0 m$ T0 G" y, @4 ]! F/ LLampholder& [" `6 L1 ~+ x+ g+ P9 j
Low-voltage protection
) q' e7 Z* Y& Q" WLow-voltage release; I7 N/ i9 |2 B( u
Neutral
7 A, L& V" @. jNoncombustible construction
/ w1 X# P6 G3 q% P' GOutlet
2 I1 \3 @$ ?7 I: ?7 tOutline lighting! Y# j! ^! u7 c& P6 c7 W
Over current device
/ f: w8 ~2 T2 S* m( u0 l4 q2 x- Y7 Y" N# HOverload device
( i. K5 p" f& m1 H6 b; P4 ePanel board
; y9 B8 `& p$ {Panelboard, enclosed
- s8 E/ `0 Y* [" ?Permanently connected equipment; ]* n7 k0 M* U+ [% {, _/ I7 Y/ w4 \
Permit5 a: W7 p$ ~) P
Plenum
# ]* v; r6 C, i0 |" k r, I8 |4 RPortable as applied to electrical equipment
1 Z& L$ u( J$ \( x/ T2 xPortable ground fault circuit interrupter
) |4 n! H5 U5 ^& yPower supply cord
8 k/ F( \, j; z6 y( XRaceway
( G# i9 T& Q9 z, ~- {Receptacle6 @+ q2 v( c9 R$ ~) }- d
Duplex receptacle
: Y$ L7 K# F+ F5 } Single receptacle
( R# Q, d R8 ]* ^9 J Split receptacle2 |: z/ e# h$ W/ G. j5 \$ D) r
Service, consumer‘s1 _6 i8 a; R0 B, u$ u [! |
Service, supply
, d" @& Q) T ~ E$ T, dService box
) c" m; X, _' N$ VService room
, K% a) x! s. J" X+ ]( f- b) OSingle-dwelling
: D! A4 q0 Y1 h9 f3 T+ Y) ySlow-burning as applied to conductor insulation" f e& }* u1 Y7 L/ a( R
Splitter! Z# o; x; B9 P9 {$ k
Starter0 @+ [ o; }6 V2 v+ Z! C3 f
Switch( w# r9 n0 |. c Q% ^* ^
General-use switch
% h& ~2 R& t8 t/ W* r1 Z Indicating switch6 Q6 l3 R8 `4 I' a2 I- R
Isolating switch
, |/ t& |+ B# t* H" ^6 H- y Motor-circuit switch( F2 |8 T# c0 i- J% E: |; C U
System& T. Z- |; j4 J# u4 e: m# `2 o1 ^: `
Communication system
. J1 y; d0 I6 o5 d2 y3 D Community antenna distribution system(CATV)4 ?) r2 V9 r& M- p, [
Grounding system' k( C$ k* O# ~9 @
Underfloor raceway
. O8 {9 ~, b: A9 L8 p" W2 M0 f: ^Voltage:* w+ ~ _, M( f
Extra-low voltage
/ W) T5 L e+ Z; u High voltage) F3 Z! b5 I6 k' [! B% M
Low voltage7 V' {: X0 d9 I3 \. a! U& h2 \
Voltage of a circuit
& j9 f) m: @& a9 Y# T6 Z; D1 MVoltage-to-ground3 t) ]# k4 ~: ?% Y
Wireway( Y# v0 G; H( j1 W/ _
6 { w3 T t2 j9 z% U
Section 2 GENERAL RULES O) a g# D0 r: B
Administrative4 R/ q# s2 f( t6 U0 L( P4 i
2-018 Reconnection
5 V$ o L, i1 h4 H$ S5 N" U# A2-030 Deviation or Postponement
) U. x V+ c5 ^7 J4 c9 D/ x2 vTechnical General
4 ?, G s# f; o: |* r2-106 Circuit Voltage-to-Ground – Dwelling units. s9 l8 r! j f+ u
2-114 Soldering Fluxes7 f8 u% A4 n- w& v" W
2-116 AWG Sizes of conductors
2 F: O4 ^4 V7 a8 N2-124 Fire spread (see Appendices B and G), @1 G0 C. B. c0 C* j* L
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)$ P4 ]4 Z7 i5 y/ W
Protection of Persons and Property
0 s T! p) y1 p2-202 Guarding of Bare Live Parts
! R7 k8 i* _# j+ K" e, eMaintenance and Operation
( ?8 x H5 Z' R# z0 m) J2-304 Disconnection
& P, d- u3 F# e- G% D3 c2-306 Maintenance of Live Equipment
S7 d1 c- o* UN 2-306 Shock and flash protection (see Appendix B)
, I( D2 H1 H; z% [2-308 Working Space About Electrical Equipment: Table-56
6 E) h) N+ i, A1 l4 B. Q2-310 Entrance to, and Exit from, Working Space/ R+ y4 r9 y- H+ F8 }
2-320 Drainage
: c. h' |9 K4 r% \; o7 o7 l$ O2-322 Electrical Equipment near combustible Gas Meters and other Devices. `& s: Y2 a. H
Enclosures
& K/ V4 S+ V1 H. b# {2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
: Y. o, v. h; U' o6 s9 o4 R9 r( S2-404 Marking of Motors: DP, WP, TE
# g4 k6 {1 E3 Q9 M
) O* k# F, A2 K3 tSection 4 Conductors
! r0 [0 F: H0 }0 ]& b5 I: d4-000 Scope
5 i; y0 R0 [/ n) E4 Y9 M4-002 Size of Conductors: 14#, 12#8 c) o% A8 q* V; G f9 p
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
5 _8 @7 M y; ]- r- X0 E4-006 Insulated Conductors: Table 198 Y- C8 h1 }" L' Z5 X" w
4-010 Uses of Flexible Cord: Table 11
6 x- k* t- h" D: Z4-012 Sizes of Flexible Cord/ n# w* j' F' l0 j0 j
4-014 Ampacity of Flexible Cords: Table 12
- g! a: E- t( Z/ v6 T. W _6 i( r- _/ A8 V4-018 Equipment Wire
8 v: T( x! D' x* ]2 L5 c4-020 Insulation of Neutral Conductors
7 |$ a$ T* U# O- p# S" }" C4-022 Size of Neutral conductor
6 k8 D# B5 [/ _% d1 s; O" w) |5 R4-024 Common Neutral Conductor% c3 M) m" }1 Q8 d( Q
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
( {) @! v& H2 q7 R4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
: H% g! L3 w- W5 Q, A4-032 Identification of Type MI Neutral Conductors
; V' v% U, T# I4-034 Use of Identified Conductors% @3 X" A7 Z" M. q0 U8 l- |
4-036 Colour of Conductors: Phase A, B, C, …1 B6 e" {5 H }. `
; B7 q7 b+ X8 E. I' |1 BSection 6 Services and Service Equipment% g/ g5 W, }9 k
General
; e+ r- B$ S- ^0 _: M6-102 Number of Supply Services Permitted6 Q4 r; ~' X$ u' U6 R# T
6-104 Number of Consumer’s Services Permitted in or on a Building+ r# Z; K, F1 o
6-108 Supply Service from an Electric Railway System
! q, H" y0 C" U6 H& a( ~3 ~6-110 Three-wire Consumer’s Services , u8 J/ o1 L: O( d
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors$ { b) ]& ]4 b1 b1 f( S$ N0 Y' Y+ A
6-114 Methods of terminating conductors at consumer’s service
, f0 ~1 ~& @/ ]) O6-116 Consumer’s Service Head Location$ F0 V2 X5 m* r" O8 H0 V0 N* ~
Control and Protective Equipment
- w$ K e' d+ p) f: {8 I6-200 Service Equipment- j% D4 }6 o# |' }8 g% @
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)2 }+ R1 B/ ^7 z& s. z( X& J. Y% p9 Q
6-208 Consumer’s Service Conductors Location) M4 z v4 a: h; h
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
$ R7 O5 y% H' m' ~: w0 s2 Y6-212 Wiring Space in Enclosures2 q! y+ _+ }, s T0 y' `
6-214 Marking of Service Boxes# k8 _. }' W! k
Wiring Methods
: l" x3 n' E# S. {! b7 }" q6-300 Underground Consumer’s Services
" v" j D# Q1 v; T0 h6-302 Overhead Consumer’s Service Conductors" u2 }, j3 e- A; ]% [
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
3 |0 q0 I0 a+ Q1 \- E4 ?+ ~3 }6-306 Consumer’s Service Raceways
- P+ M7 q) O8 J- X6-308 Use of Bare Neutral in Consumer’s Service
9 V( w: W) s) \/ f1 M6-310 Use of Joints in Consumer’s Service Neutral Conductors/ j& F0 g* V& a( g- ]1 \( x3 V/ O
6-312 Condensation in Consumer’s Service Raceway
0 x: D% V' g- i* F& \Metering Equipment( t& [* O. N6 u/ _- c
6-400 Metering Equipment% ]3 k4 ~% P) q
6-402 Method of Installing Meter Loops# R, v: c& @0 o; \- g1 K/ ~/ C
6-404 Enclosures for Instrument Transformers
. n7 s) e" E. V9 d$ T6-408 Location of Meters4 i% f" ~$ ?! h/ P
+ K" X, K: b) g8 u1 FSection 8 Circuit Loading and Demand Factors% w' }& B. b, W6 o
General7 f" D2 l) i, L& q5 M
8-100 Current Calculations
4 J5 i% T3 x# U8-102 Voltage Drop ( see Appendix D)
: }0 F& n% J) g, J* a5 J8-104 Maximum Circuit Loading" T- y4 n, X5 z
8-108 Number of Branch Circuit Positions
X6 C- F8 S5 P6 O i# b3 M- B8-110 Determination of Areas
( B( u) @% M8 rServices and Feeders
8 Y- Q- H) b; |" g( a- i3 s8-200 Single Dwellings (see Appendix B)2 y4 n* @( |* w6 d3 O
8-202 Apartment and Similar Buildings0 @0 j9 r8 A# _; H M
8-204 Schools
' @4 k$ A# p7 K7 t8-206 Hospitals
8 f& C: n$ ~; y8 g8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
5 u9 w6 E$ t5 l5 F8-210 Other Types of Occupancy (Table 14)
. C7 l! Y6 F. H7 S3 \5 T: Y8-212 Special Lighting Circuits
& a. `* u0 W5 [1 k4 {Branch Circuits
' x! R+ [( h8 T- Y" W6 }# D8-300 Branch Circuits Supplying Electric Ranges' Y9 C! z0 e) n$ Q3 X
8-302 Connected Loads
6 u- E: @8 X& C. R. |# }8 ~- C) m& c- f' {
Section 10 Grounding and Bonding. q4 B6 S- U( a
Scope and Object
1 k; M' `: g" Q# d10-002 Object
+ N# }: @/ I# x" cSystem and Circuit Grounding: C9 D8 o! G( g2 G) B6 r) F
10-102 Two-Wire Direct-Current Systems0 a1 h" ^* E3 ]$ m
10-104 Three-Wire Direct-Current Systems
' ~% O& b7 T3 b8 ]* i7 t10-106 Alternating-Current Systems9 C0 @: ^4 g# i4 N, D9 ^
10-110 Electric Crane Circuits7 L3 A8 `% O+ m) g7 E5 c. ?
10-114 Circuits of Less Than 50 V1 h- w0 v3 t) N( z
10-116 Instrument Transformer Circuits }, n, I% m' i# z8 Q$ K0 Y
Grounding Connections for Systems and Circuits$ @7 N1 f* i: }4 ^! D+ d# S0 t
10-200 Current Over Grounding and Bonding Conductors; ]" O8 c3 i% q( f
10-204 Grounding Connections for Alternating-Current Systems$ y( {8 G* b7 e/ d. |
10-206 Grounding Connections for Isolated Systems V5 A d9 |- C# l
10-210 Conductor to be Grounded+ V# ?6 M: C+ ~. O7 G7 E- l
Conductor Enclosure Bonding
3 f$ q4 q7 B$ @' G [8 ^/ Z10-302 Other Conductor Enclosures5 ~6 r- L( t; Z' T8 w
N 10-304. L b, @3 A/ y& {& Z
Equipment Bonding. u! X+ {' x0 @5 y" b8 f; o
10-400 Fixed Equipment, General
# T% D3 }/ A2 o) \- q10-402 Fixed Equipment, Specific (3), (4) w( M# U9 ~; W/ m* v- @9 h
10-404 In Nonmetallic Wiring Systems; `2 k6 ?" U' k; z2 k6 V3 l
10-406 Non-electrical Equipment
+ \. q0 [4 P9 t w8 B S10-408 Portable Equipment (4)(b)6 [4 p( ]9 e& p- v
10-410 Instrument Transformer Cases+ G! q; Z9 B$ S; E6 e7 o
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less2 z0 x2 Y% @+ w6 S: F! t
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V' I* ^! ^# K# h2 L! C. l
Methods of Grounding- B1 ~! A2 m. z/ D5 f- a2 T _
10-500 Effective grounding (see Appendix B)& m. X/ S' R6 ]6 Z+ s7 Y
10-502 Common grounding conductors2 a0 p$ b7 d' J1 B9 r! J
10-504 Common grounding electrodes
( X; e( q8 g: ^ M% FBonding Methods
$ k! U6 |0 `6 E ^# ~8 |) T10-600 Clean Surfaces: \% e, _9 D2 z& r4 v, }
10-604 Bonding at Service Equipment# c- ]' U1 R; e# D. c2 \ d
10-606 Means of Assuring Continuity at Service Equipment
' c& \. G0 z' i, X8 @! D% L10-610 Bonding at Other Than Service Equipment9 ~/ Y4 x! h% f; {2 r' s# [
10-612 Loosely Jointed Metal Raceways$ {, `$ J+ F# E
10-614 Bonding Jumpers Table 41% _3 u$ q3 A7 _2 j& e4 y
Grounding Electrodes2 `, Y6 p# @& p/ h$ a4 q* m2 G: Y
10-700 Grounding Electrodes& ~7 A3 U1 q! j8 k, g! A( c6 L
10-702 Artificial Grounding Electrodes. q3 V7 G) T3 I& [+ O
N 10-700 & 10-702
- J' z* q7 L/ k: b9 u$ j! d% s5 t10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
; J' k- j4 P2 }3 H' b5 v MN 10-702
1 C- p3 V, r+ d10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
+ u4 P, B( \6 s0 T/ HN 10-702, r1 A3 f/ }7 |9 i0 _
10-710 Use of Lightning Rods (Appendices B and G)
) R8 N, P# u( L0 S# B1 xN 10-706
2 C* S) k2 W) ^5 ]Grounding and Bonding Conductors% l( R4 y! x4 J
10-800 Continuity of Grounding and Bonding Conductors
" u. U8 Z( J3 F1 o% b$ n9 v10-802 Material for System Grounding Conductors% Q- D' \4 j9 s; J6 {) o
10-804 Material for Bonding Conductors: X S, f/ [ Z
10-806 Installation of System Grounding Conductors
" x- {2 l) G+ t5 X10-808 Installation of Equipment Bonding Conductors
" g# q6 C" P! y; f) V3 M10-810 Grounding Conductor Size for DC Circuits/ Y# Y1 I; c' j4 G) B6 K/ V6 k
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
' C) e! d% q+ h10-814 Bonding Conductor Size (Appendix B)$ Z) q! c1 g# t; A
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment( L! }1 ?7 J0 o8 R7 O* u# Z' z7 B
10-818 Bonding Conductor for Outline Lighting/ o6 z* I+ A) {+ d, i
10-820 Bonding Conductor Size for Instrument Transformers
# c& o, ^/ c8 HGrounding and Bonding Conductor Connections
; L5 ^! l! b4 J% f10-902 Grounding Conduct Connection to Water Pipe Electrodes e2 S8 i2 {. H2 a& ~
10-906 Bonding conductor connection to circuits and equipment( \1 C- [: R% s' w
10-908 Grounding Conductor Connection to Electrodes* c* B7 T. U3 S0 z( ]9 ^) P
Lightning Arresters
. o) ]0 B- D. B/ B# O0 `* k10-1000 Lightning Arresters on Secondary Services – 750V or Less# o) p1 `6 S2 L+ g- J
, u- m( x- o; m) j; sSection 12 – Wiring Methods- M$ F% `& O$ C* C9 t# l- f
Scope
7 a P# L* x) D; ^( S# }% k12-000 Scope (Appendix B)
& j& ]/ v; {3 h. b* V AGeneral Requirement
" j) C; T: s( c: H" B6 q12-010 Wiring in Ducts and Plenum Chambers
$ z' L: I+ E& _# o12-012 Underground Installations (Appendix B)' k9 S2 R7 O! v
12-016 Lightning Rod Conductors1 ^! Z- M: g, I/ P% A# R2 C
Conductors - General
& {, J9 N- ~ Z! Z- _$ x; a- _8 K12-100 Types of Conductors (Appendix B) Table 19
; \* d8 {8 P# m& E) f/ z+ t12-102 Thermoplastic-Insulated Conductors
) }2 v# D- n2 \0 @$ _5 }12-104 Flame Tested Coverings* W' R4 _& }7 b( \6 w. m
12-106 Multi- and Single- Conductor Cables: r2 ?2 W% n2 h( M+ l/ z# M
12-108 Conductors in Parallel (Appendix B)
5 B/ A( Z! _; a12-112 Conductor Joints and Splices" F* P7 ?4 n x8 a
12-114 Ends of insulated conductors w1 P) _0 v r0 T
12-116 Termination of Conductors (Appendix B)4 |4 \/ M/ z \" z
12-118 Termination and Splicing of Aluminum Conductors( {$ n" l% P2 v* @0 ]
12-120 Supporting of Conductors - Table 21
: { Y; l/ L- E) }- Z" c5 s5 IOpen Wiring' t# _+ T6 |. v+ H- v& i3 I4 c
12-204 Spacing of Conductors; A; ^9 l; h+ j2 O2 y9 e+ s, m
12-206 Conductor Supports
4 g/ Z4 k1 X2 O3 K/ g. z. e0 S12-208 Conductors on Flat Surfaces
5 d) J9 J+ z7 w+ [12-212 Protection from Mechanical Injury
# {( N$ S+ q' pExposed Wiring on Exteriors of buildings and between Buildings on the same Premises( h5 g a# {# w$ ~+ y4 b
12-308 Minimum Size of Overhead Conductors. K% q6 s% N7 q2 [; e* y% Y# Y
12-318 Use of Neutral Supported Cables
7 E& a1 o, F! e- q& PNonmetallic Sheathed Cable
/ k+ f/ O! a" b2 C4 t8 B% i12-502 Maximum Voltage
% j) U5 V' n+ E3 y$ R1 S, x12-510 Running of cable between Boxes and Fittings (Appendix G)
# l4 K# |* T/ G( D( j- I9 c! a/ C12-514 Protection on joists and rafters4 n3 s0 b0 D8 `7 Q3 B, l
12-516 Protection for Cable in Concealed Installations (Appendix G)
% k9 e2 k8 V; k( ]- x, Z12-522 Where Outlet Boxes Are Not Required. b3 q- x, w$ A" X4 }- p' _
Armoured Cable$ [ L& n$ J2 |: N. l: b( V
12-602 Use (Appendix B)! ~/ L/ N) M% d5 k/ Q8 m
12-604 Protection for Armoured Cables in Lanes
0 k( K: ?# u: Y5 S1 c12-606 Use of Thermoplastic Covered Armoured Cable
1 u1 c7 y( u7 P: ]12-608 Continuity of Armoured Cable( o4 G9 n+ ?1 R
12-610 Terminating Armoured Cable2 u- @0 \* |7 Q
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
- ?' I: ?, I5 _% @9 r, B& q, a12-614 Radii of Bends in Armoured Cables
$ S) t9 h+ d$ V2 F$ R4 c; W7 ]12-616 Concealed Armoured Cable Installation
6 p4 V- U) z4 _+ w2 U, x- z. M12-618 Running of Cable between Boxes, Etc3 n c' Q' k& H) u) @
Mineral-Insulated and Aluminum-Sheathed Cable8 W3 m' W, D) }( O: j7 R. y3 v
12-702 Use
O9 ^" Z+ d$ E4 [; e12-704 Use When Embedded; m$ p3 n# o9 C9 y3 V% J5 e- l7 k3 f
12-706 Method of Supporting+ m" e$ z# K, }( R/ I8 p7 Z
12-708 Direct Earth Burial
" \+ y" C" c- [' }' b12-710 Mechanical Protection8 p6 Z6 Z7 `( x" j( i
12-712 Radii of Bends
. Y* F% m$ I! c M) C3 s12-714 Termination of Mineral-Insulated Cable (Appendix B)
8 a1 Q7 W i. ?5 o12-716 Connection to Other Forms of Wiring& |0 X9 O& Y9 G+ }# b$ X9 O: _
Flat Conductor Cable Type FCC
2 _+ f6 V* U/ C7 @2 v9 y12-804 Use Permitted* Q6 z9 \. y9 a% x" | a. U7 J6 H0 U
12-806 Use Prohibited
6 o- ~9 K( ^. W# E5 }12-818 Anchoring0 m/ l7 f& H, x: \$ L/ \! f, h7 ~ `
12-820 Crossings
( b9 p, C' v0 `. Q; DRaceways - General
$ o+ Q' J7 h" m% E+ [ L12-904 Conductors in Raceways
f) S* e% @: I ^' l$ }: K8 @12-906 Protection of Conductors at Ends of Raceways* b- {1 g% L( r: a# M) }. S
12-908 Inserting Conductors in Raceways
$ B0 V7 X+ C ]( r T1 ?12-910 Joints or Splices Within Raceways7 a! k. g6 x! \3 V
12-912 Stranding of Conductors
^: z6 Q0 g/ k' N0 }12-914 Electrical Continuity of Raceways; w1 F9 b* f/ ?
12-922 Radii of Bends in Raceways
0 I* l6 W; X- x2 ~, D' _0 U+ J" KN 12-922 Radii of Bends in Raceways Table 7
4 f: A# I5 ~& I( B% g12-932 Protection for Raceways in Lanes9 D1 k% I1 x- r t$ j& b& v7 B
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
8 M# W! M4 a8 ?7 O' m! n) k12-938 Capping of Unused Raceways
4 d- h4 N K4 U$ D5 O9 v+ r12-940 Maximum Number of Bends in Raceways
/ G6 b; K& S+ y( `! JRigid and Flexible Metal Conduit, i/ }$ X9 D, ~- X( F3 n! P
12-1002 Use! U2 ~6 A# X, _' f, l5 Z l
12-1004 Minimum Size of Conduits9 E W e6 p8 l4 H
12-1006 Conduit Threads (Appendix B)7 K* W" T0 L# H0 m w; Y
12-1008 Thread Engagement
- U# J+ V: C2 B, m* r( l9 f8 L12-1010 Maximum Spacing of Conduit Supports& H# R4 {7 G6 P8 l4 ?6 o5 {
12-1012 Expansion and Contraction of Conduits (Appendix B)2 Z* D5 I. {$ R* v
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 8 p1 g9 G$ d. |* Z4 P
Rigid PVC Conduit and Rigid HFT Conduit& Y O4 |7 V5 k7 O: D0 X0 ?' \
12-1100 Use! @2 C; Q9 F% Q) U% M) [& k
12-1102 Restrictions on Use$ f) u9 H/ _* _# Q
12-1104 Temperature Limitations (Appendix B)
- n* v$ }' c& @% e# r4 Q# H4 z1 V6 H12-1108 Field Bends (Appendix B), (2)1 U: ~( a$ c5 H4 [. b6 v
12-1110 Support of Luminaires
5 n- f# L$ Q% X+ }3 v. f0 X' _12-1112 Fittings
! F% t1 j! i! w4 K0 O) y% i12-1114 Maximum Spacing of Conduit Supports
% m" ?3 ], }* Q# d3 ]8 @, n12-1116 Support of Equipment
: O% z, z9 A( x+ Y Q! b12-1118 Expansion Joints (Appendix B example)
2 \5 E" s. k- I: J$ ?# n. H" hRigid RTRC Conduit
2 \, u! c% f- n' }2 _8 L12-1210 Temperature Limitations- m1 b% O' b8 s8 G
12-1214 Expansion Joints (Appendix B): z" H3 x& i+ {8 J' W
Liquid-Tight Flexible Conduit
3 i8 C8 b) A4 p12-1302 Use of Liquid-Tight Flexible Conduit
, d. a D8 l5 m* {: S9 W1 l6 e12-1304 Maximum Number of Conductors& ]5 k( Z* }' e# L+ U7 ^
12-1306 Provisions for Bonding
9 ~5 L6 e; _: A. Z/ e6 M' oElectrical Metallic Tubing8 M5 P' K+ i& o: [! @- C$ F; d
12-1402 Use3 w3 ^' i c& M( ?
12-1404 Supports3 A2 D0 \0 C5 q9 S1 }* ?$ H. F
12-1406 Minimum Tubing Size# c2 ]; p" Z6 d7 v! i" D
12-1408 Maximum Number of Conductors. W) `/ a' o7 o
12-1410 Connections and Couplings
/ g! m% ^, y4 ? P9 E3 C1 f7 M# j7 l- Q12-1412 Radii of Bends in Tubing
" }" k8 }/ ~0 b* T( C8 AN Table 7& D; Y0 e, E6 m
Electrical Nonmetallic Tubing5 X! A: }; I6 L
12-1516 Provision for Bonding Continuity" x# F9 ~/ F+ ^7 t
N 12-1514
2 X- ^0 g; h7 |; T: ^Surface Raceways" V) z* l+ v0 [. @- [8 a, U
12-1602 Use of Surface Raceway (Appendix B)
) G9 ]$ A4 H6 q) \12-1604 Temperature Limitations& o$ u; c3 e- u! E8 M2 k+ e
12-1606 Conductors in Surface Raceways (Appendix B)
9 ~2 _2 h% Z8 r0 g. I; g12-1608 Maximum Voltage3 S; G1 N, o) c1 D4 m# `3 E3 z" ~
12-1610 Joints and splices
: G$ L4 C1 x5 o& r: bUnderfloor Raceways0 ?9 r. w9 ?% b- o* w' A- B
12-1712 Discontinued Outlets in Underfloor Raceways
- ~& p$ b: y9 {9 _" m& YCellular Floors! w7 f) p" [/ o$ V; @ I. I
12-1804 Maximum Conductor Size in Cellular Floor' t v- V6 K) ^. [" c' W
12-1820 Cellular floor discontinued outlets
6 |& ?: {4 g$ @Auxiliary Gutters- X) H$ m( I* Q. O c$ Y7 V
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces$ P9 v2 N1 Z/ R; ~& x
12-1902 Auxiliary Gutter Supports# B2 P6 @9 m/ W4 B9 p
12-1904 Auxiliary Gutter Cross-Sectional Area
/ Z8 ]8 R, }3 ?( K' n/ i4 V7 VBusways and Splitters0 t! R C1 p. O! f
12-2004 AC Circuits in Busways and Splitters
! ]( W0 |' n( p2 y6 U12-2006 Busway and Splitter Supports
: e1 a' J$ t) F12-2008 Method of Installation of Busways9 b( b; L5 |. m$ u5 ~. Z+ G4 x! a
12-2012 Reduction in Size of Busways4 N; H+ H9 V0 \( @; D
12-2014 Length of Busways Used as Branch Circuits0 _5 l8 D. j6 X' f
12-2018 Taps in Splitters7 @$ ]$ j% J1 U5 X5 b- _8 Z
Wireways
/ K1 b' z5 A0 \3 g. X1 B12-2104 Conductors in Wireways: N6 \' a) G' r
12-2106 Taps and Splices in Wireways7 M2 m4 I( O/ R6 o
Cable Trays
$ l; S2 \; r5 r! v" k2 b12-2200 Method of Installation (Appendix B)& `" d$ i0 \. s( @' H) E& E
12-2204 Joints and Splices Within Cable Trays
7 U9 P6 g3 }4 x. A& E" t! O0 c12-2208 Provisions for Bonding7 ?0 S0 ]/ E1 N8 x8 a
12-2210 Ampacities of Conductors in Cable Trays4 D" x) z* b& Z( _6 s. A+ ]
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings* I+ i1 D. K) |# b0 h8 w
12-3000 Maximum Number of Outlets Per Circuit. |1 z) U7 }# z* \! X
N 8-304
7 E9 e) a1 \2 o, X7 |' l6 X12-3002 Outlet Boxes (Appendix B)
" d) d% G5 w3 ]0 j( H- ~N 12-30005 y- Y5 q3 c% N2 a5 G0 {
12-3004 Outlet Box Covers: u& x9 k9 M/ b8 ~* g/ g
N 12-3002
0 Y* O" l! X1 R5 \2 T8 Y12-3010 Boxes in Concrete Construction
, w+ D$ p" K5 _N 12-3008$ z4 a" Y& z. t8 V5 ~1 b- \$ W
12-3012 Outlet Box Supports, ~7 A+ _: N" g& b
N 12-3010
. ^% C! @) Q, B1 i* @* L12-3016 Accessibility of Junction Boxes
h% p: |! }: {- ]6 d5 UN 12-3014
0 S, T. [2 o5 y/ X# t1 f! c12-3018 Flush Boxes, cabinets, and Fittings- N4 Y/ b: E" ]$ D1 l! M+ ]
N 12-3016
' u2 _9 f9 @* ^4 f* Q12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
- {' s, W' Q2 T- }& V( Z% rN 12-30226 h! ~8 z) t* C6 B' U! S
12-3036 Maximum Number of conductors in a Box - Table 23
9 v: f4 Q- [5 t& ]N 12-3034. Y ]1 Z/ z% }/ r; A- s9 W, E
12-3038 Pull Box or Junction box Sizes, @( h6 i# e: ~+ Q& f
N 12-30365 d* \# T4 [; ~* _8 ?
9 q4 {8 {1 {, w
Section 14 Protection and Control
( ^1 v; k3 j* Z/ r: o2 \& sGeneral Requirement
& m# V- a: F- D1 Z14-010 Protective and Control Devices Required
7 k+ s" k2 w- e8 \& o. o14-016 Connection of Devices1 ?! W% `3 C2 D- [9 L% T+ e' x" }
Protective Devices – General; y( A% o! d7 M& l1 o9 x3 f/ `4 @
14-100 Overcurrent Devices Required
1 ]% ^- K% h! g" R5 T14-102 Ground Fault Protection (Appendix B)0 t7 x' T. \) T% h! h7 W
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
7 J% f( N7 H& b$ A14-112 Overcurrent Devices in Parallel( \ Y. l2 E6 h* p, J
Fuses
, ~8 v5 }+ s9 p a: D5 O14-200 Time-Delay and Low-Melting Point Fuses
# t. o6 [4 R% C/ j) q# @ `14-202 Use of Plug Fuses
; g( {' T- c: H" t! B2 J14-208 Rating of Fuses' a2 h0 s# K8 Z
14-212 Use of Fuses (Appendix B); L) ?" Y' K% h! o8 Q( ^: W4 D/ D
Circuit Breakers: R) _$ s% s+ t" O& K z3 h1 i H" N: s4 u
14-300 Circuit Breakers, General
* }) v5 }# _1 |- C8 l14-306 Tripping Elements for Circuit Breakers
+ c3 ~8 R! e3 e" \6 T, h8 Y1 H, {14-308 Battery Control Power for Circuit Breakers3 t5 V/ R! T s$ O3 G
Control Devices - General D/ l) E: s2 M& L ~- U
14-402 Disconnecting Means Required for Fused Circuits
1 c( j3 S7 n. ?Control Devices - Switches1 b) j& O4 {; P
14-502 Mounting of knife Switches
: T' _/ S* M2 W3 R3 u9 g" n14-504 Maximum Rating of Switches2 [8 X6 t; r0 b) e3 }1 [2 h L
14-508 Rating of General-Use AC/DC Switches (Appendix B)# n0 T7 Z5 z- c9 m: c7 O# x
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
# K! `1 X9 e- y9 iSolid State Devices
" m6 e# H1 P( A9 ], e14-700 Restriction of Use
- t" F, ^0 r! o+ U+ V14-702 Disconnecting Means Required8 T S5 p: g5 \& }: o# N/ F
) f/ i0 n6 M6 @. K
Section 16 Class 1 and Class 2 Circuits
: I. v3 h. Z0 i( A8 OGeneral5 A: D! ^. |, j! F: R* U0 H
16-004 Class 1 Extra-Low-Voltage Power Circuits
3 J$ r; A. I7 T" _- i( \" t16-006 Class 2 Low-Energy Power Circuits+ ~1 x8 x" b0 K
16-012 Circuits in Communication Cables
* n# e7 a: i/ P' K* z3 ~$ _Class 1 Circuits6 t9 ^9 V4 A8 ?) }1 O' B1 R
16-100 Limitation of Class 1 Circuits
' m' @( _+ v2 V4 T16-104 Overcurrent Protection of Class 1 Circuits! Y/ P* m; \3 s7 K, @& f
16-106 Location of Overcurrent Devices in Class 1 Circuits
0 H# ?8 j0 f9 y16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
9 P& [5 k4 `( _2 A16-110 Conductor Material and Sizes
; G' B( g7 ]' x16-112 Insulated Conductors for Class 1 Wiring
' ?0 a m; t7 j' X4 Q. p3 `Class 2 Circuits
. G+ U: `* f! |) D1 u p16-200 Limitations of Class 2 Circuits (Appendix B)
. @) [, m u7 d. ?- E16-204 Marking
3 H$ a: Q6 M; H8 U$ m1 p16-206 Overcurrent Protection for Class 2 Circuits
. |0 E5 ~' t2 r3 P& p16-210 Conductors for Class 2 Circuit Wiring (Appendix B)' Q, o. A& c- H5 O8 u+ ~ N3 x: _
ELC: extra-low-voltage cable: v7 b5 R3 E" K( |6 Z h6 ^: G2 P0 ^
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
; [# E1 P; I6 Y
* K% v4 N1 n( Q% I, v2 x) h6 |Section 18 Hazardous Locations
- l7 d' k. y* ]# oScope and Introduction% Q$ d' K- d: I% ~
18-004 Classification0 }& j$ h0 Z' Y
18-006 Division of Class I Locations (Appendices B and J)
: O3 a; s' b- p' h18-008 Division of Class II Locations (Appendix B); z$ N' m) e$ F! c( ]
18-010 Division of Class III Locations (Appendix B)
% T y& j1 Z# @$ @5 L" ]3 _0 MGeneral
" ?$ y: l% }' [18-062 Metal-Covered Cable (Appendix B)+ J, k7 E1 Q9 j
Installations in Class 1, Zone 1 Location: x. r1 @) g: i% d, E
18-108 Sealing, Class I, Zone I (Appendix B)
: x9 a- j+ I' X5 ^$ c/ w9 {5 s( W. }) O/ m. b
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
% K' H- [# N+ fGasoline Dispensing and Service Stations
8 c9 K( E- U# |% G* u20-002 General' X% ?1 ^+ N/ g! t& e+ M. M
20-004 Hazardous Area (Appendix B)
6 H4 n, c- B! q( R& fPropane Dispensing, Container Filling, and Storage
( \5 n; ]; \1 x" h- C5 |, ~. u20-034 Hazardous Areas - Table 63
6 _- }& ?/ s, o+ }Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
3 T* k3 M" D* j: ^6 c20-062 Hazardous Areas
4 @/ [! F1 ?# J" E7 L& N, B* B0 yCommercial Garages – Repairs and Storage$ s* ]9 Y- o) _0 |
20-100 Scope" j6 K! a8 R- @% D, Z) r! n, h
20-102 Hazardous Areas (1)
) i: I: _# ?/ L
- X: Y& m4 ?% BSection 24 Patient Care Areas* ~3 u, q4 \$ I6 J V3 s, c4 l
24-000 Scope (Appendix B)# K* B) f* r4 e
24-002 Special Terminology (Appendix B)
% d- g* Z* b& ~' m& J5 d S Patient care area8 e4 y& P* }6 h" T! W" D
Patient Care Areas
! J3 n% O) ^7 N" [2 Q24-106 Receptacles in Basic Care Areas (Appendix B)
J' z) G" p# X7 q# H0 FIsolated Systems1 u4 a' U; l6 H4 `! v/ i
24-204 Single-Phase Isolated Circuits (Appendix B)
+ t) [4 |5 ]9 i8 o; N' F! R24-206. R3 L8 W( F" r7 l$ J
9 a# F( c3 X$ R4 `/ N4 \Section 26 Installation of Electrical Equipment
* M. E, U+ o3 `1 ?' s) eGeneral* T- [; z i. k+ t/ D
26-004 Equipment Over Combustible Surfaces (Appendix B)6 S+ g9 F. K2 f. b! E
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
; s1 O6 F2 I" r& s ]( z Isolating Switches" r* A- w) t2 c4 b
26-100 Location of Isolating Switches
, I5 l0 F/ j: Y9 I0 Z: ICapacitors
( u: T7 C5 X0 P, _26-204 Guarding of Capacitors0 i/ ~$ M' J' |8 ^* k, ~3 p- y
26-206 Grounding of Capacitors
E3 J: \8 a5 A3 ~7 o" B26-208 Conductor Size for Capacitors
& m+ k7 m* q* c8 m, P8 ^* o26-210 Overcurrent Protection (Appendix B)
b' @# T- M' M7 Q! E- J26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
' c) ~; g+ e$ t. C) j$ v26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
# `+ {* @! _+ k3 C5 O8 S+ i26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
6 {9 \# |$ M7 G26-218 Special Provisions for Motor Circuit Capacitors1 p, u' C! V7 e$ \% L" Q% x
26-222 Drainage of Stored Charge of Capacitors
9 z$ h) V, }0 t: d& nTransformers
0 w6 m$ N2 C' l4 [& f. X26-240 Transformers, General
2 w/ U4 Y& W- r7 _8 e; N6 \! m26-242 Outdoor Transformer Installations4 E1 I' u6 f, O, ]' U! N0 g
26-244 Transformers, Mounted on Roofs (Appendix B)
$ l8 G8 l3 `; b4 m4 B; i26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
8 V4 W- l8 f1 r8 P6 o: ^26-248 Dry-Core, Open-Ventilated Type Transformers. w, V. l0 L3 ~
26-250 Disconnecting Means for Transformers6 L# o: x5 G7 e' [
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
1 T" |/ f5 j; G3 I" p+ F; ?0 \7 D26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers4 `2 y3 _1 b) E
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
' ~; ^# O& ~) Q0 g* a1 y7 L# D9 E1 V26-258 Conductor Size for Transformers( \8 ^# B8 t7 a5 a/ t, u9 E. O. Y9 z
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B). v( O3 V0 ]# H$ _
26-262 Marking of Transformers
* z0 a) a8 T" b6 T7 N. ]+ V( ?26-264 Auto-Transformers) c& h( W9 L( c4 ]
Fences, }, |& m5 S v: h( |" e
26-302 Clearance of Equipment - Table 331 A k; q9 V8 X: w" ^2 m9 E" D7 k+ ]
Panelboards( U7 a; i" `9 s3 j) v" C
26-400 Panelboards in Dwelling Units (Appendix B)
; N0 a# h8 q! b" E# U) _26-402 Location of Panelboards (Appendix G)% H9 V& J4 w, U: v; X* J
Lightning Arresters4 k4 c" ^; R$ K- J. E6 `
26-508 Connection of Lightning Arresters
3 I& _0 {: U* v! g! g2 I" t3 G" bStorage Batteries" o6 G4 u5 K3 u7 t/ I2 z- Z* c
26-542 Special Terminology6 |3 {- K+ [, G
26-550 Battery Installation
" y8 G' s# p, J% G5 a+ L; y, u26-552 Wiring to Batteries
[' u) O; s3 S! ~3 pArc Lamps" R& F- H; c0 K+ E% l$ G
26-600 Location of Arc Lamps @9 V( n5 K) A3 `* L; X, e# z2 c
26-602 Conductors to Arc Lamps
2 _9 b1 ]* g* A* I6 x7 |26-608 Globes and Spark Arresters/ b' N; I1 n }5 J, r( \1 z, r
Receptacles
/ }) s0 H E% F- \% V5 ^" J26-700 General (Appendix B)) L3 X. {7 z3 ]9 {. ~! W" y
26-702 Receptacles Exposed to the Weather
0 g4 d# h7 v" r) h) e/ P% e: R5 h6 [0 e) ]Receptacles in Residential Occupancies
/ w5 c0 e g9 L& i5 r- ]5 ]26-710 General (Appendices B and G) ^' d: f5 z) M# o7 f: j
26-712 Receptacles in Dwelling Units (Appendices B and G)
& |8 p" y( F$ b# O8 I26-714 Receptacles in Single Dwellings (Appendices B and G)
" R+ t) W4 |/ \& f5 ABranch Circuits in Residential Occupancies
1 A% J3 n$ f6 Q/ _$ \/ R3 S26-720 General
6 Y4 h4 x7 U |. M26-722 Branch Circuits in Dwelling Units
8 S) w5 N; z7 m' w26-724 Branch Circuits in Single Dwellings/ I# h! M5 r! ~# L
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)5 d& @0 B6 `9 X2 f
N 26-720 (F)% k3 |0 T. i( W4 M0 h
Electric Heating and Cooking Appliances! h1 F/ T6 ~9 D! L) v6 A
26-744 Supply connections for Appliances
; d. e) N2 M- k3 A* Q+ X26-750 Installation of Storage-Tank Water Heaters
0 M# N' Z, n# d- _( m% P/ W7 P26-752 Infrared Drying Lamps
u t: B4 U7 f& Y) O2 G& ]# p
2 |6 L* L* e2 l' I- V& S* \- VSection 28 Motors and Generators; j' O1 _+ D* k. ^6 @( u
General: G- K% i# q2 U1 ]! Q+ i
28-010 Special Terminology
* F% m: d7 c$ B: AHermetic refrigerant motor compressor3 S4 j. y- G$ O Y
Locked rotor current rating7 ?# | `7 N# z: u
Service Factor
3 S9 f5 X8 P! w" f% s2 u" OTable 44; Table 45; Table-D2
! A: |- H# Y' c- M+ d( n+ AWiring Methods and Conductors
" G+ O% b& h) Q0 v$ K28-102 Portable Motors
5 i1 f( O! C# k0 f6 G9 {: t9 d0 ^28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
4 u" Z1 }. H# e8 D0 L, g28-106 Conductors, Individual Motors
- y6 i( y3 L$ z. ^/ K# H28-108 Conductors, Two or More Motors
/ m0 {; p. }$ L4 K* B% S6 k28-110 Feeder Conductors
e2 R) Z) n9 R28-112 Secondary Conductors
, t& Z- d% a1 r! d M* u1 _1 POvercurrent Protection I$ \* ?# e/ k- _$ e6 _9 S
28-200 Branch Circuit Overcurrent Protection: E' U. v+ F- K
28-204 Feeder Overcurrent Protection) ]1 A+ E Y: Y1 J0 U U
28-206 Grouping of Motors on a Single Branch Circuit5 B6 t j' b' A# L$ V
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)# U" c8 y0 i7 X
Overload and Overheating Protection
# }( }: e U# Q+ U8 m9 R7 [, N# W28-302 Types of Overload Protection, g$ \6 B3 _1 ]7 c' f
28-304 Number and Location of Overload Devices (Appendix B) Table 25
, u" T* M1 `+ Q28-306 Rating or Trip Selection of Overload Devices (Appendix B)
( h/ I( Q7 c4 w. w7 n& }28-308 Overload Protection Not Required
2 I+ T" G, g; E5 G7 {+ UUndervoltage Protection % A4 I9 i9 p# P1 j% H: L) S+ V
28-400 Undervoltage Protection Required for Motors (Appendix B)" ~; G+ C, @/ `" E5 c: G
Control& \7 r2 k9 V7 {+ P- e" D. Z; ]! Q
28-500 Control Required
/ D% ~7 H6 | I: L* b+ W28-502 Control Location
; B& e2 E" c. f9 F$ p' {( k28-504 Starters Having Different Starting and Running Position
2 v. _: S. R+ U28-506 Grounded Control Circuit6 j/ I8 ^, y9 ]" L3 p% H c
Disconnecting Means1 t. {6 M' j9 H5 v( ~
28-600 Disconnecting Means Required2 c- f2 ~) d8 W: _1 b" a, z
28-602 Types and Ratings of disconnecting Means (Appendix B)! q! e4 ]! O5 ~8 q
28-604 Location of Disconnecting Means
& ?: s( P; W B2 V, X Hermetic Refrigerant Motor-Compressors
5 D; S! e+ ^1 h3 a- T' M1 A28-706 Conductor Ampacity% l/ c. Z4 Q% C# X* |
28-708 Overcurrent Protection* B3 n! T8 D: ~/ e% ?5 @
28-714 Disconnecting Means
$ P: A# A( Y; m4 w7 D5 m: IProtection and Control of Generators
) _% f- _, \; V! P' y* V28-900 Disconnecting Means Required for Generators
; b% G! f( @7 `! K28-902 Protection of Constant-Voltage Generators X5 M' D# E Z8 l! W4 Y# `) S
28-904 Generator Not Driven by Electricity# [5 z0 r3 M% X
28-906 Balancer sets5 t& w x! t) B3 P: x: ~& l
28-908 Three-Wire Direct-Current Generators0 l l, t- k1 P# j* K) }
4 _1 m0 u1 l6 I; t: OSection 30 Installation of Lighting Equipment3 y5 Q" V; b5 F
30-002 Special Terminology (Appendix B)
/ F- b1 j! m! v+ h$ TGeneral
# ?3 N* p8 T; W30-102 Voltage
5 f: q2 [& G& x6 K& h30-104 Protection (Appendix B)
, k0 ^* E: s+ E7 ^6 j0 ? Q30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment: G0 N, @+ x5 f# }
30-108 Polarization of Luminaires) `1 F+ z; _0 C! R2 Q' U$ @( |" [
30-110 Bonding of Lighting Equipment( j# P4 T7 W6 F2 t* b4 F
Location of Lighting Equipment
7 U; i# o: V8 S0 ^' u6 H& ]4 `8 J( M8 F30-200 Near or Over Combustible Material
$ U7 V5 S# j9 y" W6 j30-202 In Show Windows
5 @) t9 [" i F; A30-204 In Clothes Closets
# f6 z! ?1 W( PInstallation of Lighting Equipment/ V8 l: f1 z7 D5 i6 {% {! E9 y
30-302 Support
9 r; H0 P! Y: S" {: V30-304 Outlet Boxes to be Covered( [3 Q: T2 r! u0 Y2 ~, Q
30-308 Circuit Connections/ ~) A" Y# E# B0 j1 x
30-310 Luminaire as a Raceway
8 ` ~% t, Z" T. m; B5 }1 x) e8 E; G- l30-314 Minimum Height of Low Luminaires
7 }' b' a6 K& E0 s* j) ^ o4 n30-316 Luminaires Exposed to Flying Objects8 O9 F, X7 T; P N
30-320 Luminaires in Damp or Wet Locations: {) }& j" ?; j9 _
N 30-318% W: G& {' @* N
Wiring of Lighting Equipment
" d; H8 ~& `: L! Y/ |30-400 Wiring of Luminaires4 a* B' z) X9 l+ K9 n
30-402 Colour Coding
, h) b( l O" f30-404 Conductor Insulation) Q/ Z9 \# y }% g
30-406 Conductors on Movable Parts4 y" H, W6 A5 q
30-408 Wiring of Ceiling Outlet Boxes
7 N* }4 U) G$ U9 g) p30-410 Wiring of Show Window Luminaires7 A* q8 l" ~3 B K
30-412 Tap Connection Conductors8 K2 F+ F9 d0 I/ @
Luminaires in buildings of Residential Occupancy7 ]$ r4 y2 M' O- W$ u
30-500 Lighting Equipment at Entrances (Appendix G)
" t4 g2 k4 O7 K+ B) A* n30-502 Luminaires in Dwelling Units (Appendix G); i, I8 N5 o) W; _# m
30-504 Stairways (Appendix G)
% l, V% o! ^6 J# `! [" A30-506 Basements (Appendix G)3 X1 Z- q3 S; o5 g; C0 h
30-508 Storage Rooms (Appendix G)( I7 H( r9 ?# ^$ |" b& [4 C, [0 M" F
30-510 Garages and Carports (Appendix G)
& R/ D+ n0 C8 ^" U7 S6 e4 C3 s! \Lampholders h9 X" v5 W' p' s* r; z& B
30-600 Lampholder rating with Incandescent Lamps
+ T& t3 M; X- r9 q, y, w6 D @4 YN CANCEL
1 `. U, ]: G, C2 @- A `30-602 Connections to Lampholders
2 I: w+ U2 e* x+ G% l/ hN 30-600
' s9 e8 n- T X; P1 R% U7 v) U30-604 Switched Lampholders Used on Unidentified Circuits2 Z8 K9 ]( x. f6 l. n; S9 D% B
N 30-602" ^5 A0 o: N0 U' Z
30-606 Switched Lampholders with Pull-Type Mechanisms4 G: |! l) X/ s' z; v! T* e
N 30-604
4 I: p9 n) [' X6 B- o) _0 _30-610 Pendant Lampholders
2 X6 u- T7 N$ ?+ R6 s# y; ?N 30-6080 [; m6 H$ r, @ g! u3 t
Electric-Discharge Lighting Systems Operating at 1000V or Less
$ A1 b* d, ]( n. z4 b30-710 Control (Appendix B)# ^' i/ g `8 ~ L9 \4 Q+ M9 Y
30-712 Branch Circuit Capacity9 r! W3 y$ M6 [( s7 ?9 ?) F3 C: U
Electric-Discharge Lighting Systems Operating at More Than 1000V
1 {* ?7 ^3 o8 p+ F" d30-802 Voltages, Dwelling Units1 Y6 W. T/ A6 p2 H/ I. {$ l
30-804 control (Appendix B)* d4 j6 [0 n& x( j$ `; H3 B, F
Recessed Luminaires (Appendix G)
. y. \& V' [2 p, S8 _30-902 Spacings for Non-IC Type Luminaires
" P2 G, w. ^- I9 u' j30-910 Wiring of Recessed Luminaires (Appendix B)3 D6 s5 ?* B7 K$ F0 w
Exposed Wiring for Permanent Outdoor Lighting4 _+ g9 z" [/ J- F
30-1120 Branch Circuit Loading and Protection
' { J/ a1 S- H+ t, h) @, m1 S- JExtra-Low-Voltage Lighting Systems
4 p2 L0 g. }8 q/ H. u30-1202 Sources of Supply
' Q+ T0 a& t1 Q$ I, E- o
$ s! u& o6 i6 L' K1 aSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
% }; M9 A( u: { u) [Fire Alarm Systems
) l- `- M& P4 t/ v" N) k32-100 Conductors
5 T/ \4 ?: Q5 w2 n! A/ C32-102 Wiring Method
9 Y+ w2 G6 D4 s3 U; D" Q32-104 Equipment Bonding( P; ^. Y0 Y" X
32-106 Electrical Supervision& N' b4 p( i$ e: S/ V
32-108 Current Supply; v+ U9 e5 ?+ P$ C/ i
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)4 Q7 p& }7 C; i E9 P3 H+ A
Fire Pumps
: Y% b( u, L# B3 S1 S9 g32-208 Overcurrent Protection (Appendix B)
! U6 b+ B. I, M& w& W8 ^N 32-206+ C% ]- f( u8 W0 s$ T
32-210 Overload and Overheating Protection (Appendix B)- B( \% i7 y: S& @; \( M
32-212 Ground Fault Circuit Interrupter (Appendix B), f) n M4 |* U) k. {8 n4 v1 q V
3 G' B: I9 B% c- ?( `* m
Section 36 High-Voltage Installations# I: e$ U. [4 K- {9 s
General+ u9 ^" t% R& P, A& A
36-000 Scope (Appendix B)
4 @7 L; b, }5 r* ]: [ H36-006 Warning Notices
) T7 h- Q1 O3 h6 i, lWiring Methods* J/ I6 w; E2 C5 M
36-102 Radii of Bends4 P: v- f! w" r* G
36-104 Shielding of thermoset insulated conductors
: a0 p! Q- e0 A3 r6 B36-108 Spacing of Exposed Conductors (1) table 30, table 31
# ?5 E+ k0 R* V6 N! u36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34! o9 K2 ?+ _6 ]% o
Control and Protective Equipment
/ J" f, i& j2 O36-214 Disconnecting Means5 ^' a. A: R. k7 d! f
Grounding and Bonding+ C' C! X7 b! ^9 \; \9 o
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections# W$ A, f1 v* o7 r- t: X' I+ ~
36-302 Station Ground Electrode (Appendix B)
3 l! ~9 y4 |. r, n W+ Q: d36-304 Station Ground Resistance (Appendix B)' u- ~& H- }7 Z$ M. Q" N9 r
36-308 Connections to the Station Ground Electrode (Appendix B)
* [6 e5 h% `0 z3 e r% A36-310 Gang-Operated Switch Handle Grounds
2 I0 H2 j q8 [2 o' R36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations/ B2 d m. @: H; }7 I
! r9 H$ _. V% q* M8 g* D4 BSection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment' d+ U$ L9 ~3 a2 w; m' v
38-002 Special Terminology (Appendix B)
, e- b% n7 F5 ?$ n( f2 X38-003 Voltage Limitations (Appendix B): s' {6 h6 x5 h
38-004 Live Parts Enclosed. N, L$ v6 }6 j6 }$ \
38-005 Working Clearances/ W1 q: i! A6 ?3 ^8 B
38-011 Insulation and Types of Conductors
- C1 b1 L! r6 X2 v3 ?2 |# d38-012 Minimum Size of Conductors9 W5 M6 N0 D1 L4 E$ m; V" Y' V
8 `7 g9 V; u- w. S' uSection 40 Electric Cranes and Hoists; o1 \6 X2 u" A* u" s9 A" @
40-008 Disconnecting Means; Q% X6 q* ?2 C6 ^+ A5 ~
40-010 Main Contact Conductors+ H; ^# B: t5 R5 Y! U
/ m! h9 }* \4 v5 ]9 G0 U c# c
Section 42 Electric Welders
0 ~* H) d0 b; P' S7 PTransformer Arc Welders& R8 N; B7 R9 ^6 p; ~
42-006 Supply Conductors
% q; a8 c C/ E# ~# ~; T" a7 x( j5 \: N& T' ^# ]& N5 p
Section 44: Theatre Installations
$ @" q; U) R& a+ w% g, dGeneral- G2 ]: ]( l; j" O' g) J8 V B
44-104 Number of Conductors in Raceways% p7 C" [9 e4 X0 u }# H; v
44-106 Aisle Lights in Moving Picture Theatres
! b C2 I! S. b" pFixed Stage Switchboards
& K! T9 g5 w v5 w44-210 Overcurrent Protection' x" {/ |. ^: M% W2 i+ J9 n
Fixed Stage Equipment7 Y8 J$ e$ Y5 e4 p6 y" r1 H* |) G
44-324 Receptacles in Gallery Pockets2 i% N0 C0 @( |0 c' a" F( g! ~ [
44-326 Receptacles and Plugs
$ v0 f* W% I, N6 ~; q0 d5 g
+ L, T/ G! v( E2 RSection 46 Emergency Systems, Unit Equipment, and Exit Signs
h& w6 h9 A; k& Y: F! jGeneral
1 a: ]; s1 Z# l. s: f5 U46-102 Instructions
3 ]& R7 G" |1 D0 l7 J( J46-108 Method of Wiring (Appendices B and G)
! W8 [, c2 m7 P! X6 X* WEmergency Systems3 ]/ y& Q4 V7 i# F% U7 ^3 i' W7 \
46-202 Supply (Appendix G)
" \: h. A2 E0 _5 @46-204 Control
3 [) v8 u' H- n$ _46-206 Overcurrent Protection
! l( M9 _0 y k- y/ e46-210 Remote Lamps! y6 j- h6 R- m& B% y! l* _
Unit Equipment
' t2 A4 M8 F# O: _46-304 Supply Connections, g( L+ K1 u6 h# ?
46-306 Remote Lamps (Appendix B)
1 Q6 c& b; h( PExit Signs
5 a D Z, f# k, `0 h: Z46-400 Exit Signs (Appendix B and G)" D" |/ k0 Z5 {: A6 ^
5 Y7 P, q4 e7 h* |Section 54 Community Antenna Distribution and Radio and Television Installations
; `4 `2 U9 v8 l# O8 L) C# g54-000 Scope; X: K1 c7 @7 A- E
54-004 Community Antenna Distribution (Appendix B)
O9 }; l0 A, ?0 ~8 I1 LCommunity Antenna distribution
K2 ?8 ?0 q8 S2 n9 u- U54-100 Conductors: A2 Q7 ~% u3 a/ h( G8 \
54-102 Voltage and Current Limitations (Appendix B)
# G- T$ ^. K- `. B( a9 t+ hProtection
. m9 J I1 L. g3 n54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B); C. d# G; q* T5 \+ Q
Grounding
9 o9 f( v4 G7 |. h. X54-300 Grounding Conductor4 h/ y) Q4 R5 ]- B3 M
Conductors Within Buildings
( o5 q4 k& F. V" @54-400 Separation from Other Conductors) v: S8 D+ ^) g& ~- d7 G
Equipment
8 s$ ~) h3 v7 P. |4 \3 |& \54-500 Community Antenna Distribution Amplifiers and Other Power Sources
" X# O5 @" t* ?$ R54-502 Exposed Equipment and Terminations6 W: X$ o* l& N
' S. t0 y- }% q$ XSection 56 Optical Fiber Cables
: Q) x' ]' J7 t+ bGeneral
1 s- O+ ~2 k. O" e56-100 Special Terminology
$ @5 D5 D% l3 `; Y9 M56-102 Types# J$ ~- U! z, O; h: q# a* z
Installation Methods( K! c$ v0 s3 o5 \/ e
56-200 Nonconductive Optical Fiber Cables (Appendix B)
7 x$ o2 o5 g2 H# S0 d$ O; ^56-202 Conductive Optical Fiber Cables (Appendix B)
2 a2 \6 |% c8 k L& W8 z56-204 Hybrid Cables, l5 p( s$ I* m1 D2 Q; K, Q& }
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
5 [ D+ k) J0 n
9 i- h; y, ]0 v5 g$ e* @# WSection 60 Electrical Communication Systems% {) l' \7 j2 o* ~2 _( V. c
General
g9 K8 s3 x4 ]% A60-100 Special Terminology
( V1 ^ b) ~7 I" c8 @* bProtection
8 t7 w/ K9 s- B" m60-202 Primary Protector Requirements
* p: w2 @4 d6 m8 A# r0 |+ jInside Conductors; B$ A3 S: N4 L6 e& Z( @, s
60-308 Separation from Other Conductors4 O2 C: T: D" h5 n, a/ q
Equipment/ A( I5 l3 k, n
60-404 Exposed Equipment and Terminations- |; _5 H# t& Y$ r8 J+ \
Underground Circuits
1 v# z; b& v8 w( p60-600 Direct Buried Systems" n% n# j4 i) u, s
, j" B# l: n! ]0 D+ H( FSection 62 Fixed Electric Space and Surface Heating Systems
6 A8 s1 d8 a1 `! K* f3 pGeneral7 Y1 k7 z: w. y$ r! ]3 o) O
62-102 Special Terminology
+ d% @7 L5 ~5 d5 U* |* N# D62-108 Branch Circuits8 M& ^, j5 s/ C9 r* A
62-110 Installation of Fixtures/ ?0 c2 g5 [) y" ]- S# k) Z3 _
62-114 Overcurrent Protection and Grouping (Appendix B) (5)
; ]6 |9 t, B8 a* [+ u- W! i62-116 Demand Factors for Service Conductors and Feeders (2)
' u. T; o; H$ S62-118 Temperature Control Devices
" k* q8 ]6 E: z; }8 q" `62-122 Installation of Series Heating Cable Sets (4)(7)- K G3 k @3 Q& {% R
Electric Space Heating Systems
: [! I( [- A7 @$ k! Q! q4 c62-202 Temperature Control) l0 D- }* L7 o
62-206 Proximity of Other Wiring (Appendix B)4 ?- Q/ e7 _! Q! T9 O
62-214 Installation of Heating Panels and Heating Panel Sets9 M! X! h9 i0 k2 z
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings& i& B$ O& } n7 z9 P. N
62-226 Installation of Under-Floor Covering Heating Panel Sets
* n# S( p- I/ v; s3 Y7 e% }Electric Surface Heating Systems" c4 D# J. b! }5 L
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface+ ^" }: [ y: ~) o0 n
' n3 \: Z" a- ^; OSection 68 Pools, Tubs, and Spas6 D/ e7 i1 ?' A) }& K5 c5 L
General7 r. |& B9 y* J4 Q: Y
68-050 Special Terminology5 D2 o9 q4 I4 w0 v, `% {2 n
68-056 Underground Wiring - Table 614 P, Q8 c( P3 T8 A, n7 w
68-058 Bonding to Ground (Appendix B); A/ e) n& F0 f" }, |
68-060 Junction and Deck Boxes (Appendix B)7 Z. Q# I8 @) s3 D7 K5 r* x
68-064 Receptacles* f, |) d; Z( b1 q" f; N
68-066 Luminaires and Lighting Equipment a: p' N) u* y; ~* v
68-068 Ground Fault Circuit Interrupters (Appendix B)* M, w" n% U: I! r% `- P* S
$ I+ {1 c- I2 Q. x, DSection 70 — Electrical requirements for factory-built relocatable structures and 6 O7 ]. u9 k/ b* p" |) |( F4 B
non-relocatable structures* J$ e' Q, `9 s* s8 K7 _
70-130 Tests (see Appendix B)
0 h; m# ]6 w0 p; Y) F/ k# U- {: G3 w( c6 @3 E9 V5 U: j- W+ ]8 ?
Section 76 Temporary Wiring (Appendix G)4 |8 r1 p5 s- M( }' m* W2 y% u: Q
76-004 Grounding. ]0 L* T0 K. M# O5 b
76-008 Service Entrance Equipment
5 B7 a2 e1 P) \) S/ {" QN 76-0062 W- d3 |/ I9 H+ V2 n- f" ~ O# h& [
76-014 Branch Circuits
( N8 F. I: G( l$ bN 76-012
, q. I. ^* R% ~$ E
1 R+ n0 h# w- ~: eSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
, f1 k0 G2 X! s9 l3 RMarinas and Yacht Clubs2 e, d+ w- i9 B8 U
78-052 Receptacles
2 i- p; s9 v" U6 o5 K3 p78-056 Feeders and Services, ~3 o1 `) T& D6 K
Marine Wharves, Structures, and Fishing Harbours- r5 R' R& C8 ^8 x; a, s
78-106 Grounding and Bonding
1 B \$ i2 z/ u) g8 o' {Tables
% b: U0 i& }! Q% v; v1 k1,2,3,4,5A,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
1 A+ z& G3 u. x( A1 i" @" c/ G& I7 \$ c1 L2 K" u. s
Diagrams: 1, 2, 7
: L! b0 x1 N2 n) Z( ~
- E+ m- ?# S# L# |0 c7 nAppendix B
7 p* p. K+ a8 pP352: Ground fault circuit interrupter- 6mA
/ ~7 ^1 h8 P, ~' c$ A% w; w3 r3 w6 TP354: 2-126 FT1, FT4
' V s' v7 A& EP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)2 Q" K4 f" j: i$ P' U3 A- T
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)9 |4 c% q5 Y1 Z J8 [
P370: 12-1012, 1118, 1214 Example:
" H0 l' p. W4 D7 ~& N# ~! O8 NP371: 12-1108" j V) A7 I L3 ?* a3 J
P381: 18-108(1)(b), 18-158(1)(b)
$ h d; }' {1 b6 B0 cP386: 24-206
" T' i! S) W, lP389: 26-2569 ^, I/ A" C% @5 q5 \3 x9 M
P391-P393: Section 28, Example to determine Motor Conductors and Protection
' I# O9 ?" T9 N/ s5 ]# P
2 F$ m1 ]3 T0 o& U7 mAppendix D
5 j m6 y2 O; B5 ^0 Q+ S# X+ _Table D1, D2, D3, D4, D5, D6, D7, D16 |
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