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Canadian Electrical Code Review Guide
; p" K: R5 q9 I: V8 g# ^5 S# BFor the Exam of Electrician For Red Seal License8 q, q' k5 Q8 N; {- g7 \* E
* H0 Z/ n% s% d+ @( c6 i: ], S0 NLesson One9 V7 Z6 d7 |! u4 h0 q
Section 0 DEFINITIONS0 T7 V7 l" F; r+ m$ {9 n
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
& l( q% M- g! x5 j' tAccessible as applied to wiring methods
. @5 f7 n8 z* t% Q F* lAlive or live: r% b" b4 w6 u5 E- M+ @1 Z; n
Aluminum-sheathed cable9 x2 }) b+ z" U9 h0 K
Ampacity
0 h, m6 H. x% e$ x& d3 JAuthorized person
% Q, A" p) Y& m) u; vAuxiliary gutter; F" j8 L5 R1 Q1 |& Z+ A
AWG
+ O' Z' r9 `+ d1 GBonding
- x* g3 r& K9 N8 mCable tray
% i y" l$ |5 x$ u5 O$ z( W$ vCellular floor, B/ C4 o2 z- U/ c' [5 l
Branch circuit
" q! u5 u3 n+ H1 \" u% hBus
: G1 N. X: Z y3 `4 o$ J# wBusway0 n/ t) ~1 q* D ]! w' {
Communication circuit1 \) v' {" t- i
Extra-low-voltage power circuit
8 q3 l! w5 I4 [/ A! u1 O. x {Low-energy power circuit
( t E' M$ o) w+ P @Multi-wire branch circuit
' W! x9 } I* cRemote control circuit
( r4 a- a0 U4 F2 C8 @. m# Q. t' kSignal circuit
7 ^* p! h2 O7 m% i9 |Circuit breaker
% |' \ r& T; O6 X, YInstantaneous-trip circuit breaker5 l: @* ^: c4 n
Conductor y. S6 e7 @- g; I
Conduit
* w) @/ f* t& c- ?) D. T' I Flexible metal conduit2 w! [0 I2 h+ P# Y; @7 s7 @
Liquid-tight flexible conduit7 @3 ]1 ~4 c- ?4 U. f
Rigid conduit
3 F3 V# o! _* E; U. o* P( _ Rigid metal conduit% p d0 g6 h) y3 r8 d
Rigid nonmetallic conduit
+ d& K; t1 A5 z3 w. v Rigid PVC conduit5 c# G$ p- E- X0 P1 E" N2 {9 j
Connector* w, H* q. }4 x% d, x( y Z
Box connector
$ u; [8 n' ]5 F) T4 d* \. F' O6 [ Wire connector
, }) ~4 C6 }1 x" M5 \0 ], CController2 K( H8 P! D9 y& _1 n1 c
Disconnecting means5 o5 E" u L* g' h8 e
Dust-tight% B5 C$ G; F* c9 |
Dwelling unit/ W% G7 @9 u" a' J' V" K4 C
Electrical contractor$ l! ^. U2 h. b
Electrical metallic tubing
3 W0 }! r- S, F1 J+ ]8 |Electrical nonmetallic tubing$ E+ T; e0 t" O \# [1 F& z0 B
Emergency lighting$ q% c9 J+ v6 z8 H, [
Explosion-proof/ g' A- j& [# z5 }+ m' U
Extra-low-voltage power circuit
, f g) R2 G. OFeeder7 N) l& D+ U6 @3 i
Flexible metal conduit
1 Y7 E2 l4 x1 Y; {Ground/ n3 Y0 F9 J5 B: f0 n
Ground fault circuit interrupter
1 p8 ?; R+ s: s; p! m0 tGrounded0 |, Z& Z: g% w6 t m5 g$ q
Grounding6 E4 r, |" a, R# W) E! s) G( |, n
Grounding conductor2 `( K2 L; s/ }3 X
Grounding electrode
+ n1 g# P; O4 A% jGuarded
5 K9 B' \+ V4 h* v, {% gHoistway* H2 _# V: l5 D/ ^: m ~
Identified
# G2 K" W: A, i: B8 HLampholder
4 E5 t4 `3 j1 f, z! l0 n7 e0 BLow-voltage protection1 o$ X1 i9 P2 F( u' f( A
Low-voltage release+ Z( l3 @9 u# X9 z, c9 h& b# Z+ s/ v' U
Neutral
# J3 X" a% o+ l6 gNoncombustible construction0 M/ e9 t c1 q! A" W
Outlet8 K, O9 O2 @' M
Outline lighting: Y0 S: N& Q! G6 M+ `4 a
Over current device+ {: i% v, {5 \& T' E9 e6 I0 W- E
Overload device) a/ R4 v: @& ?! ]1 X' k& P' d
Panel board3 E) y2 v& z$ _/ e5 B
Panelboard, enclosed
5 `$ t; H! I# R$ s* q3 NPermanently connected equipment
8 D2 p7 d! ?8 k `Permit/ h0 e( f6 ]9 ]
Plenum
\% K- A* [5 {' c( a# }6 DPortable as applied to electrical equipment7 r/ A# ]- G/ l* H; v1 f, Q
Portable ground fault circuit interrupter
) J% r* S5 f! u7 l9 yPower supply cord
9 _: p. K! K' g0 ?% h; e7 ^3 @Raceway5 L: g m% r D. y1 P. \' v
Receptacle
" _- G/ y- M5 U3 ^ Duplex receptacle
- y8 S: O5 {; f6 b( S% H: n4 ^ Single receptacle
3 `0 {$ x/ ^1 k4 Y Split receptacle
0 ~# v' d) O# I% T7 v' NService, consumer‘s6 A4 R3 g$ t5 Q+ O% x
Service, supply
: T+ M) |2 W6 A' j; ?% GService box6 x5 b8 A3 n, |- l e3 O5 a
Service room
0 H5 c# A! Z, p, {Single-dwelling
^7 `, g, r0 Y) R" i6 @# V% `Slow-burning as applied to conductor insulation
* m5 x+ E, u% b/ {' ~+ b; z& NSplitter) f% D7 t, W/ c8 y
Starter8 O* {, o/ e% H/ m: I% ~2 M
Switch2 t) [9 k! B) H8 ]; r
General-use switch
; ^7 V6 D2 g( `0 V Indicating switch
; \" ~! V& E$ u# Y9 W$ L/ p Isolating switch
2 ?. i7 \$ i) ^. _+ }9 L Motor-circuit switch
; V U6 y+ ~# Y6 h$ i1 X" T# mSystem* \, W! {$ F0 F% h/ D- C7 w
Communication system8 x- z9 ^) O: z: Y+ U# o/ n8 W4 s
Community antenna distribution system(CATV)
9 g4 v, F. c/ f0 { Grounding system
) Z$ k4 i( b" v( q `1 OUnderfloor raceway0 \: I, ]7 i* X$ u! X+ j: I: [
Voltage:
) k' b7 V( J o5 g6 D5 {4 n Extra-low voltage
9 D" F) ^0 P3 [0 R1 G& n0 S High voltage+ S4 \+ A; D6 ]: c
Low voltage
) c: `- o7 D* U; \; {4 zVoltage of a circuit
/ t( C' q$ r/ S! `Voltage-to-ground$ x, e9 [9 v- |
Wireway+ _& p+ j- Q, V
3 P( ]# P! L" Y) V, z7 k4 i3 USection 2 GENERAL RULES
0 n& p8 \4 P! C2 b& Q8 TAdministrative
+ X2 L# N; p: S3 u, R; y2-018 Reconnection
9 W: \/ X! L. v! q/ X' p- `2-030 Deviation or Postponement, e) s" I+ A4 J! q
Technical General( G" s0 {3 |# [: h
2-106 Circuit Voltage-to-Ground – Dwelling units
3 }# D6 P2 b ~$ E; Q2-114 Soldering Fluxes) b! r7 d" m9 f& M! k
2-116 AWG Sizes of conductors! D( Q1 d8 [, G+ L
2-124 Fire spread (see Appendices B and G)7 [! y7 J! l2 a9 S# F: K" b
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
T2 R: W! a5 iProtection of Persons and Property
' X$ R" U/ B' H0 N1 q4 ^% P2-202 Guarding of Bare Live Parts
' ~& ~2 w E; u: j" gMaintenance and Operation
% ?7 K0 ?/ k7 E& r& a, _( ~& l0 T5 V2-304 Disconnection
9 P0 k6 P% } b9 ?! j2-306 Maintenance of Live Equipment
( N4 w) `8 E( w, JN 2-306 Shock and flash protection (see Appendix B)
9 J4 a. l1 K. d2 K( s. L2-308 Working Space About Electrical Equipment: Table-56( h& j5 X% I0 Y( A e/ R
2-310 Entrance to, and Exit from, Working Space: P7 g1 d1 ]! ^
2-320 Drainage
% X, n2 e6 w: Q' T8 A0 H; h2-322 Electrical Equipment near combustible Gas Meters and other Devices4 M( |7 B: N7 q5 f9 _7 Q" s
Enclosures+ w$ v4 ^; V* ]$ W
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
' p$ b& F! M( ^6 q2-404 Marking of Motors: DP, WP, TE9 t8 f7 P/ a" B- k$ g4 `* b
6 y' Y2 X- o' m6 |5 aSection 4 Conductors
. I! s. E& I+ R# w; P3 u0 B4-000 Scope
1 s7 A j) G* S8 r6 W4-002 Size of Conductors: 14#, 12#$ H" m( M, H/ G* l3 U5 Y
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36& H1 H* c% ], e: a/ [; f5 Q
4-006 Insulated Conductors: Table 19
6 d8 r" T; R; W, K+ w. M4-010 Uses of Flexible Cord: Table 11% v6 n b: G% K; J+ Y; d
4-012 Sizes of Flexible Cord
6 q& [* ` f1 y4-014 Ampacity of Flexible Cords: Table 121 w2 D p8 D; J- w
4-018 Equipment Wire" N4 r7 ~+ d: F- z0 n3 v7 U+ P# B
4-020 Insulation of Neutral Conductors f! ]8 }( `" m7 X* P. ?0 s
4-022 Size of Neutral conductor/ H0 f6 E/ f3 S% l- ~
4-024 Common Neutral Conductor0 C6 \* v# }$ b" b
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
& `' I& B5 W8 V1 m5 P4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum5 X/ p+ J" w: N
4-032 Identification of Type MI Neutral Conductors
) U( M8 ^4 n# c4 T" y! F( z4-034 Use of Identified Conductors
9 P, Z4 n, Z" C4-036 Colour of Conductors: Phase A, B, C, …8 `, e* c b* q
1 ^& |" N4 K# x9 K. I! d
Section 6 Services and Service Equipment4 S( O& |' R0 L1 X4 R C. Z
General
7 ~* S/ I8 Q7 V Z/ S( A6-102 Number of Supply Services Permitted
4 O1 K4 s% T( Q, D6-104 Number of Consumer’s Services Permitted in or on a Building
% W4 L" J0 {$ |! k6-108 Supply Service from an Electric Railway System$ B6 @6 m T5 _) u' E! }
6-110 Three-wire Consumer’s Services 8 r; \; f9 ]+ y8 T' h9 C0 R1 [
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors9 @/ y, J! D, x. }# f) K
6-114 Methods of terminating conductors at consumer’s service' ` ~. X$ S4 d+ v8 g) K
6-116 Consumer’s Service Head Location
( _5 ~/ P' g4 W% U6 _, {Control and Protective Equipment
; G9 q% D8 i F( K) d6-200 Service Equipment e% s8 R5 k o& Y
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)1 V$ D' l9 J7 @ D! ~
6-208 Consumer’s Service Conductors Location
0 e1 I; o! R& g- ~+ O H9 v6 V' w6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
1 z; g- z$ y4 f* @5 d& ?6-212 Wiring Space in Enclosures s7 y. ?5 p3 d6 U5 H9 B
6-214 Marking of Service Boxes
9 J4 f, i( E. ^6 B" K1 } RWiring Methods
" `' E6 |+ O, g2 `6-300 Underground Consumer’s Services" z" g* e' E& @$ u
6-302 Overhead Consumer’s Service Conductors8 j+ D9 m+ k- R8 o
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable, f1 Q3 }9 q/ O6 J% f
6-306 Consumer’s Service Raceways. T' s. R, c$ }# ]3 C
6-308 Use of Bare Neutral in Consumer’s Service& i' g( L9 N. F' n7 W" z
6-310 Use of Joints in Consumer’s Service Neutral Conductors
2 P6 R; ^' u& W2 P' C+ u9 a$ O6-312 Condensation in Consumer’s Service Raceway
0 |: `0 y& C! u0 }- O: }Metering Equipment
% T6 V* j; Q9 y) M9 a: a: u6-400 Metering Equipment
" v1 k5 L9 H; y+ K6-402 Method of Installing Meter Loops# j0 l4 }9 R7 c1 [: |
6-404 Enclosures for Instrument Transformers4 h, c& m; p! Q! N( A$ Y; O
6-408 Location of Meters
2 K. j5 f! r3 w$ g& Q
8 @" G2 {# I# Z' _% M% aSection 8 Circuit Loading and Demand Factors
0 v6 ^6 O h. }+ T( C8 r% K0 gGeneral
( F1 o+ |! t4 [6 ^5 p$ }1 y8-100 Current Calculations
+ R; A6 X8 Y8 P$ \8-102 Voltage Drop ( see Appendix D)4 O5 I. ?# q6 V
8-104 Maximum Circuit Loading$ E: T5 {9 r2 `; e
8-108 Number of Branch Circuit Positions5 h+ |, z* H! |
8-110 Determination of Areas
" j0 l( ?# |* i, {# l8 Y- }4 o" eServices and Feeders
# l [" k4 i7 Y+ y1 P6 r' i( ^8-200 Single Dwellings (see Appendix B)
1 _7 A3 M: [3 Y: J8 E% H4 N. M( R8-202 Apartment and Similar Buildings
/ o, o$ I) c6 W) S8-204 Schools
$ q- o# f- i9 E" T% O$ q3 q8-206 Hospitals
9 l' i4 [# U4 G# E8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy* Q6 [9 O/ x$ i/ S6 _- V& V* u: R
8-210 Other Types of Occupancy (Table 14)
5 V" |: ^ y7 p/ c9 `) x2 E- ~8-212 Special Lighting Circuits2 G% D! q2 O* ^( G- c
Branch Circuits
4 g6 J) T+ A! a% X8-300 Branch Circuits Supplying Electric Ranges
4 s5 i8 U& v# T8-302 Connected Loads
# M+ T3 V% s! g* C7 k. p& o3 ]/ d. s$ i7 u" q8 E2 ]! n* [
Section 10 Grounding and Bonding( x$ d9 s8 x7 h1 t0 ^
Scope and Object
0 W! o. V P6 U' g: r4 Q10-002 Object
2 h9 G L" H# v! HSystem and Circuit Grounding* {5 R& ?1 i! L9 s
10-102 Two-Wire Direct-Current Systems$ J% h$ Y I' ^! Y
10-104 Three-Wire Direct-Current Systems |: n. d$ }) ^$ y! {& T+ [
10-106 Alternating-Current Systems
+ H4 M0 K- n `. n/ P9 l( D10-110 Electric Crane Circuits- K3 ^& w/ L2 F0 j/ n- o" Z2 T
10-114 Circuits of Less Than 50 V! D* h, U8 f$ W# q2 [2 j
10-116 Instrument Transformer Circuits( a* ~$ [3 ], ?& l/ P5 a
Grounding Connections for Systems and Circuits& d7 R0 E: X, Q$ l
10-200 Current Over Grounding and Bonding Conductors
5 d3 {+ g$ ?( Q" i10-204 Grounding Connections for Alternating-Current Systems" S# \# O2 K" e$ e) A: L
10-206 Grounding Connections for Isolated Systems) l, g, ~, W9 r, [7 B: ]5 f
10-210 Conductor to be Grounded7 T [' `$ j4 @$ L, k
Conductor Enclosure Bonding
- f; ]9 A8 f9 _! n/ t( |7 l10-302 Other Conductor Enclosures
3 n6 o3 _; k( q8 r$ L9 oN 10-3041 s) F* l, z3 K" Z" [/ {0 n$ T' t' J
Equipment Bonding
9 ]' S& K; r& @; D10-400 Fixed Equipment, General
# Y6 {# w S+ H10-402 Fixed Equipment, Specific (3), (4)" @, E- C6 p" e" e+ G3 g4 [: R
10-404 In Nonmetallic Wiring Systems3 ^2 Z: m! ]% O
10-406 Non-electrical Equipment
4 f4 o) N7 g1 |% }10-408 Portable Equipment (4)(b); t$ p4 V$ N3 b- X9 B) U
10-410 Instrument Transformer Cases
, Y$ C7 B+ z& l10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
9 g8 Y1 O5 ]$ L f5 Q10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V7 a" x2 y7 b7 t
Methods of Grounding* d6 }1 ?' C& q- A
10-500 Effective grounding (see Appendix B)
7 R* N! [" F# J10-502 Common grounding conductors
8 P$ u3 ?9 a+ K2 ^. L. r10-504 Common grounding electrodes
! S- I4 S) F6 b5 f3 l- w" T3 lBonding Methods& \ d7 w9 c) G3 I3 c
10-600 Clean Surfaces, j) \: k6 P# a$ B1 ]4 m( x" z
10-604 Bonding at Service Equipment' E6 j1 H/ H2 I7 B4 g9 k: e7 ?
10-606 Means of Assuring Continuity at Service Equipment0 V. l/ u$ J4 w- H
10-610 Bonding at Other Than Service Equipment+ s7 a) g% _) q) O$ s7 w6 f
10-612 Loosely Jointed Metal Raceways
9 Y6 N9 s. r; p' i1 o# f10-614 Bonding Jumpers Table 41& h: A) ^! Q7 Z9 f3 B0 q
Grounding Electrodes: z+ A: r5 h; x7 C
10-700 Grounding Electrodes
2 p) o' f. j: t10-702 Artificial Grounding Electrodes3 q: ~% P6 r6 o( v( X) y* A
N 10-700 & 10-702# l& E( n9 i5 ?' S3 R. }2 Y0 k2 F
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
% @9 b" \. k- F# d2 a3 O# t: E7 wN 10-702
/ ^/ }% T: _. F! }. q) W10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
I0 _& U; z# FN 10-702
& U- G. V& v% F3 X0 M10-710 Use of Lightning Rods (Appendices B and G)
9 d* i: _! P0 N T: O* gN 10-706
9 V& h& t5 a3 C8 QGrounding and Bonding Conductors, g$ b5 {, c- [' q* Z% N7 z
10-800 Continuity of Grounding and Bonding Conductors
3 ]# A7 d' {6 _# q" u. z& a9 R10-802 Material for System Grounding Conductors# [, j0 q+ L0 J0 ?5 O5 _
10-804 Material for Bonding Conductors
* g, Z$ K+ d, D! }& a2 q, G" }10-806 Installation of System Grounding Conductors
0 E9 r, T4 }& B, M10-808 Installation of Equipment Bonding Conductors
7 v( f" _8 l; Q ?% A10-810 Grounding Conductor Size for DC Circuits7 f: y. Y5 ]2 Y3 g
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
8 _" b7 I( v6 u6 i) `! Q10-814 Bonding Conductor Size (Appendix B)
7 w6 J1 l& l3 t5 v5 M10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment1 h# p4 r' o4 x% t( T
10-818 Bonding Conductor for Outline Lighting, t& ]* P, \6 g0 z$ T# o' ~: B. m/ K
10-820 Bonding Conductor Size for Instrument Transformers
! Z* v) Z" n- ~- U" `- h' T; NGrounding and Bonding Conductor Connections% u* r# \4 Q+ l! |9 ~# g) ] Q( i
10-902 Grounding Conduct Connection to Water Pipe Electrodes
: e6 T4 {; x \$ M10-906 Bonding conductor connection to circuits and equipment
' y+ \5 B9 t" G V8 p$ S; S% ]10-908 Grounding Conductor Connection to Electrodes
+ f1 t6 _4 H* V; K4 L) jLightning Arresters
2 J4 o/ y, w, c) S, G6 L' [10-1000 Lightning Arresters on Secondary Services – 750V or Less! O2 ]5 B3 i0 _- C: S5 W' K
- q& W* _ \$ m* B9 K oSection 12 – Wiring Methods* ^& D. h0 _) C- M4 `
Scope& L, }) R3 _" W- t, U2 O
12-000 Scope (Appendix B)
% {; w" ?: N( I) F3 E1 r# lGeneral Requirement
9 x9 }) |) c J4 r12-010 Wiring in Ducts and Plenum Chambers
; R6 [, Z1 q8 G# f' o. h# Q2 ^& J12-012 Underground Installations (Appendix B)
7 n+ `3 ^+ Z4 O g4 l; l( M9 ?/ ?12-016 Lightning Rod Conductors" K4 p2 a- k7 o' F
Conductors - General
/ C* }8 I8 D2 J% \/ m12-100 Types of Conductors (Appendix B) Table 198 c/ H! }; ]% T7 f. S/ X9 \
12-102 Thermoplastic-Insulated Conductors
' P, g+ K/ j- y I6 P7 \) \- R2 ?) }12-104 Flame Tested Coverings7 O( H0 `2 }% Y- A5 W/ R
12-106 Multi- and Single- Conductor Cables/ j3 \9 C" N+ x; I
12-108 Conductors in Parallel (Appendix B)
- C$ v" @' E$ a% R0 a" t: P- J% U12-112 Conductor Joints and Splices
( `4 }1 J* |7 Q) ^, g) I12-114 Ends of insulated conductors8 ?' S2 x- u0 r& O% T2 I
12-116 Termination of Conductors (Appendix B)& ]1 [2 f- w# P- f+ h; _& d
12-118 Termination and Splicing of Aluminum Conductors4 I( {& ^% |# k) l4 h' L
12-120 Supporting of Conductors - Table 21; n0 ?$ D5 F: K
Open Wiring
4 _) e; V7 M s) {1 w$ `5 H( y12-204 Spacing of Conductors* _# E# I* [& v7 D$ B6 Y5 `8 f# l
12-206 Conductor Supports
8 \" c( M5 h8 Q3 s4 Q) {. P12-208 Conductors on Flat Surfaces
+ c# V5 a q: a3 W. k7 y: a1 _12-212 Protection from Mechanical Injury
) E$ N P- H! Y2 K- ^6 LExposed Wiring on Exteriors of buildings and between Buildings on the same Premises* x$ u2 y3 m, n4 r& R. E. \. v
12-308 Minimum Size of Overhead Conductors
4 G6 d" D3 M/ h4 m12-318 Use of Neutral Supported Cables
& J+ d$ {; _7 n% P& |Nonmetallic Sheathed Cable
' Y# G# s q0 V: y, o12-502 Maximum Voltage
" a7 [4 m" v8 p( ]+ b3 x12-510 Running of cable between Boxes and Fittings (Appendix G)
! M3 `3 q' M' A+ Q0 E3 I12-514 Protection on joists and rafters
7 `1 h& a) W% Q5 U6 l* d; V2 W12-516 Protection for Cable in Concealed Installations (Appendix G)
& `1 a% v4 u' r- i! B12-522 Where Outlet Boxes Are Not Required
8 F9 Z, Z6 {1 d2 o# LArmoured Cable+ t9 ?' z8 F* Y* U) n
12-602 Use (Appendix B)
7 s r6 I6 L, V, Y12-604 Protection for Armoured Cables in Lanes
) [( i4 Y7 _# Z' |( B8 s2 x" \12-606 Use of Thermoplastic Covered Armoured Cable
$ ^- V( I( F9 g! w7 B; E, k12-608 Continuity of Armoured Cable1 Q' q% }2 h) M
12-610 Terminating Armoured Cable, j. h' e! r/ Q, B
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems, z/ ^4 _8 w3 z3 d: j
12-614 Radii of Bends in Armoured Cables2 g* D9 f4 ?# u* n* |/ Q
12-616 Concealed Armoured Cable Installation
& X% C, J6 J2 m5 K12-618 Running of Cable between Boxes, Etc
' r8 h9 Q5 Z, b9 N1 m: g/ DMineral-Insulated and Aluminum-Sheathed Cable
) y. K; n" P) E# f: x12-702 Use3 j/ }, q3 I- w7 z
12-704 Use When Embedded
3 j( i Y2 c9 y. ~! H12-706 Method of Supporting+ J/ r3 N& i; I7 D8 Y
12-708 Direct Earth Burial
P" ^8 ~4 q$ o' U+ W+ ]12-710 Mechanical Protection0 u" w$ M/ _0 B2 C
12-712 Radii of Bends2 r w- W. X4 m) [+ T( J% P
12-714 Termination of Mineral-Insulated Cable (Appendix B)" N$ x- @9 O# u9 E0 D( y& U8 \
12-716 Connection to Other Forms of Wiring* ^$ O7 S; n6 y0 {7 N' ?, Y
Flat Conductor Cable Type FCC
% C% c& c( Z; r7 F3 \1 G& R12-804 Use Permitted' N+ X# D0 `7 y+ Z' U1 _7 l, l% T
12-806 Use Prohibited
( G. s2 b! D" N9 _$ {# |9 g! ?12-818 Anchoring4 E/ `: L% G5 J& y1 X9 f* ?% L
12-820 Crossings
j# Z; r) G9 V* l& g' A! i G }Raceways - General
$ t! j- k5 ], a1 [( b7 |12-904 Conductors in Raceways
1 ~) i; [3 p6 B' e+ E ~12-906 Protection of Conductors at Ends of Raceways
1 A; l' k8 X4 F12-908 Inserting Conductors in Raceways
; w1 N1 j) x% d. w! j4 {4 W9 X12-910 Joints or Splices Within Raceways
9 s& i) ?/ J3 R0 \3 C+ X: I12-912 Stranding of Conductors' [8 m2 C' ]+ |% y# `- D) h- |
12-914 Electrical Continuity of Raceways! l [4 V# D9 A( w% ]' p
12-922 Radii of Bends in Raceways
6 O) `- @) i, P! R! Z* W/ BN 12-922 Radii of Bends in Raceways Table 7/ {* q* u$ l5 q" [' v
12-932 Protection for Raceways in Lanes
- d7 W' h6 X( ] x& ^, M9 [12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)- v+ c5 _- E; t. s) ]
12-938 Capping of Unused Raceways
4 r) B ^- y4 y6 j; W7 g. ?; c5 T12-940 Maximum Number of Bends in Raceways
1 ]& t* m1 R" X" ?5 ]. d' YRigid and Flexible Metal Conduit) Z: p2 z+ k5 U
12-1002 Use
+ F+ k- c" N) u; C9 s12-1004 Minimum Size of Conduits: j& i* K) q9 `+ n" Y6 W3 [ ?/ o% {
12-1006 Conduit Threads (Appendix B)
& Q/ \ @7 v( s% q1 F12-1008 Thread Engagement
" D2 w+ u1 h8 d12-1010 Maximum Spacing of Conduit Supports! [0 D$ S" \8 w: S/ W
12-1012 Expansion and Contraction of Conduits (Appendix B)
$ B0 x: M% ?9 s$ L7 u6 u& w12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 * |/ J- f; b9 S6 H
Rigid PVC Conduit and Rigid HFT Conduit
* O+ |- d' B; t$ c" \12-1100 Use
Z# ~0 p0 {( e9 E; q$ ]12-1102 Restrictions on Use
5 |- M: F! C/ n: D9 B! Z( i# @12-1104 Temperature Limitations (Appendix B)
1 @- e, ] U# y# z5 k# ^3 C12-1108 Field Bends (Appendix B), (2)+ H: k7 K/ _, Q1 ~
12-1110 Support of Luminaires$ Q1 F, b2 Z w0 }1 |, [; g$ M/ c' [. F* C
12-1112 Fittings
1 E, X* M4 J1 f+ y! J& W12-1114 Maximum Spacing of Conduit Supports* ~# \8 J' I' x& l# I( W
12-1116 Support of Equipment
9 m' e$ d) U8 ?0 o6 P. W( O# ~12-1118 Expansion Joints (Appendix B example). ]% {$ |% L- f! k' a7 C) h
Rigid RTRC Conduit
9 [; Q# l" D0 ]! ?1 s* C8 y# b12-1210 Temperature Limitations' f$ f' v0 h/ D3 [- g5 e5 A. ^* c
12-1214 Expansion Joints (Appendix B)% {; U, N# O7 _: {; R
Liquid-Tight Flexible Conduit1 S, O; g9 @6 o) [( |! P
12-1302 Use of Liquid-Tight Flexible Conduit8 X, W2 M5 O# N1 o1 @! H. _' B
12-1304 Maximum Number of Conductors8 H0 J) K/ N; c; i; o3 u
12-1306 Provisions for Bonding% i5 b% x5 L) G( K5 a
Electrical Metallic Tubing+ P' L% H" q6 i% w( Z' D5 A
12-1402 Use4 F' M1 c2 V# i0 f. m( Z4 ~
12-1404 Supports( k0 {! b$ n0 n( |* C" X/ f
12-1406 Minimum Tubing Size
$ _4 `& u$ n2 D12-1408 Maximum Number of Conductors* S0 A! O2 E. m# J. N/ K {% N: Y
12-1410 Connections and Couplings
$ I! ^2 Y B. I2 x% w12-1412 Radii of Bends in Tubing/ ^2 |! d; ]8 a U% Y: D8 h2 ~1 c
N Table 7
. |1 J/ M, z1 R0 G0 g* X- D; D2 i |Electrical Nonmetallic Tubing
2 v5 b9 t* }! |5 s12-1516 Provision for Bonding Continuity
/ h% V0 m9 V0 ZN 12-1514$ a; k& m* }7 y- E0 s
Surface Raceways, }% c% e" a2 W
12-1602 Use of Surface Raceway (Appendix B)3 e! t1 t* m0 i2 h! t6 O: _2 o
12-1604 Temperature Limitations
4 x9 W" l: v+ d12-1606 Conductors in Surface Raceways (Appendix B)
Z. t& n" @/ c" M* t12-1608 Maximum Voltage4 ^$ B9 ~( h; A) e* F
12-1610 Joints and splices % x6 u; }, S- z3 Q
Underfloor Raceways4 p- n; p) x4 X- x. ~( d$ ?
12-1712 Discontinued Outlets in Underfloor Raceways9 a* [- O* P s$ U& o, u) I7 v
Cellular Floors
: D4 X3 F, m9 G, R1 ^, P& m9 `12-1804 Maximum Conductor Size in Cellular Floor3 z, u) M* i( ?$ o8 K
12-1820 Cellular floor discontinued outlets' [' c+ d* W3 N2 ?
Auxiliary Gutters
- i8 L' D0 m9 ]8 A. g$ E12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
O' t8 f. t% A% q& t+ `12-1902 Auxiliary Gutter Supports, S# |0 k8 {* p6 P N- K
12-1904 Auxiliary Gutter Cross-Sectional Area9 P6 D6 D% Y; z8 x6 d7 T% Z
Busways and Splitters4 K1 h; Z! J- G3 M1 M
12-2004 AC Circuits in Busways and Splitters
+ Z1 [! z/ X$ M9 u5 s12-2006 Busway and Splitter Supports _) n+ ^( H7 P& B- O" u. c
12-2008 Method of Installation of Busways
) X7 c9 _8 ?/ v) h5 d12-2012 Reduction in Size of Busways; r$ ^8 H3 ?3 P' F0 c
12-2014 Length of Busways Used as Branch Circuits/ R3 o" M: W/ J2 o9 T3 W+ y' `
12-2018 Taps in Splitters8 _0 P# l4 D4 }/ r u8 F6 D
Wireways
; {/ i; A4 s" J" s12-2104 Conductors in Wireways
; K% f, a2 T. r, P# D12-2106 Taps and Splices in Wireways
* j9 T( M$ `# {% m% r; g/ h Cable Trays
0 y+ T. y: x$ \6 w5 A, D, }2 x" N, x12-2200 Method of Installation (Appendix B)+ Y$ h. g0 _3 T. a7 l7 t
12-2204 Joints and Splices Within Cable Trays
1 L1 C# X$ l: H! C12-2208 Provisions for Bonding
" Q; P3 E" {5 `12-2210 Ampacities of Conductors in Cable Trays
c1 u) t( f& j$ F" xInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings0 [8 u3 _% l3 K$ \7 g% Y
12-3000 Maximum Number of Outlets Per Circuit5 E0 e; H! S3 W2 Z f4 j c
N 8-304
- O4 u2 m F2 v" C0 _& l12-3002 Outlet Boxes (Appendix B)
. `+ k: m. ?: d2 \. v" q, T8 dN 12-3000; z* }2 S& e/ T, J. A3 m
12-3004 Outlet Box Covers
* y" F/ }! w# [8 X( E, xN 12-3002( l1 j: D) M8 \, e1 g3 p R
12-3010 Boxes in Concrete Construction
: |+ p) d3 b" @: G; h5 ?/ _N 12-3008/ Y0 G$ r" R) |4 b1 }$ G8 h9 C
12-3012 Outlet Box Supports9 H# Y& P1 h `
N 12-3010
- L* g" r2 Y+ b3 k6 n1 E3 b12-3016 Accessibility of Junction Boxes, k1 K+ Q2 I# |" R
N 12-3014
4 H5 \4 g' E$ l12-3018 Flush Boxes, cabinets, and Fittings
! w. o( U9 `! b: A: pN 12-3016
) V, C6 Z) C. g3 ^! K% P12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) 9 g5 r' B9 J) ]% l
N 12-3022
- o+ D1 i/ n6 s6 a8 h12-3036 Maximum Number of conductors in a Box - Table 23
# c' Z1 C$ l' i& g2 `" d# S2 IN 12-3034
4 U; ?% w2 W% M! [! i, U+ e2 L12-3038 Pull Box or Junction box Sizes
' L" j s, B3 F. XN 12-30367 L, u; a9 F" ?
0 u0 l1 V+ |9 @3 f: ~
Section 14 Protection and Control
7 B+ S) N9 ~0 V$ W, a5 CGeneral Requirement" v. l; c- i) w) U
14-010 Protective and Control Devices Required
3 _3 ?3 P3 p6 `5 n! A4 f14-016 Connection of Devices
: b& t0 M* _( G, P$ T Protective Devices – General
% Y l! o9 Q) ^: A 14-100 Overcurrent Devices Required& z) h# ^1 r0 }1 E
14-102 Ground Fault Protection (Appendix B)
2 K" o9 }, w+ h6 Y, j14-104 Rating of Overcurrent Devices (Appendix B) Table 13
/ A: ?, Y$ x+ B9 I j% M" }14-112 Overcurrent Devices in Parallel
2 R; p7 e& [; [4 ?Fuses
3 r1 J+ X3 j/ |) \14-200 Time-Delay and Low-Melting Point Fuses" s& q6 i. B4 U. u+ x4 o) y
14-202 Use of Plug Fuses/ ~0 u' b0 h8 T9 o( W' W4 r1 e) Z9 ~
14-208 Rating of Fuses4 \, k, E: X8 U+ N: T
14-212 Use of Fuses (Appendix B)
: e$ u F6 @6 x, j5 a& CCircuit Breakers
* F- }" t8 T ]7 |3 y" Z14-300 Circuit Breakers, General
- u; A/ q" S) K x; I I l/ o14-306 Tripping Elements for Circuit Breakers
8 Y( M' b, x9 G14-308 Battery Control Power for Circuit Breakers
. j9 l9 \3 O" f, k# WControl Devices - General' j4 b- g9 d1 X/ Y
14-402 Disconnecting Means Required for Fused Circuits
6 Q5 P, N5 w/ ~6 N2 {( q, S' ?Control Devices - Switches; E, S' Y% x& _* q6 q- W7 f& D6 G
14-502 Mounting of knife Switches
3 R2 `: U) C2 H2 q% Y5 A14-504 Maximum Rating of Switches
9 z/ Y3 r& y5 b! X7 h! l/ k14-508 Rating of General-Use AC/DC Switches (Appendix B)
2 N9 W+ \; T" Z# d P; r/ }14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
) V3 a t9 Q4 a* W6 lSolid State Devices
9 r1 K0 n- D; F" u7 y, D7 M! Z3 I14-700 Restriction of Use
& U9 _. h6 R ~! u6 D: _( P14-702 Disconnecting Means Required- U, z9 y0 H9 s9 j; E- K
9 o2 N, n4 R$ c% vSection 16 Class 1 and Class 2 Circuits
7 G, ~! `( K3 ]1 y. PGeneral) F* ?6 G% [+ s
16-004 Class 1 Extra-Low-Voltage Power Circuits
6 [) i6 N0 {2 @7 t; r16-006 Class 2 Low-Energy Power Circuits
5 w/ q+ R% ]0 T( v+ R; K$ M2 w9 Q16-012 Circuits in Communication Cables
( h% |- W" |( r* G5 nClass 1 Circuits
. s) b x4 R. n4 v! r7 ^16-100 Limitation of Class 1 Circuits
3 b6 P5 ~6 z/ l! N* _16-104 Overcurrent Protection of Class 1 Circuits
$ I3 Z* ]+ J; V/ ~) A! m16-106 Location of Overcurrent Devices in Class 1 Circuits
+ y( B1 G1 x0 @$ J1 X2 @4 @8 D16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers* m! I% a6 P) k: z( o/ e1 s
16-110 Conductor Material and Sizes
/ N, H; U x( P2 J16-112 Insulated Conductors for Class 1 Wiring9 k7 w$ o: w% T' a6 c- T9 C) h
Class 2 Circuits
2 O# o: j" d6 t- S16-200 Limitations of Class 2 Circuits (Appendix B)7 C- @ s% h) s0 M/ b# v, m
16-204 Marking, Y; _6 Z5 {0 E- F# Q6 a' m0 S
16-206 Overcurrent Protection for Class 2 Circuits
% `+ F6 [! l9 A% i16-210 Conductors for Class 2 Circuit Wiring (Appendix B)4 f' O& c9 \, I( e0 Q3 o
ELC: extra-low-voltage cable
5 ^$ U+ h: Y {5 J! @& R16-212 Separation of Class 2 Circuit Conductors from Other Circuits
) w3 \9 n6 F# B( {" I- o0 h7 O9 h5 }. ]7 ?
Section 18 Hazardous Locations
1 h2 h* b& c3 t# yScope and Introduction
5 e( [& G9 h7 Y; w& A18-004 Classification: V1 A* g7 h# R8 P% z
18-006 Division of Class I Locations (Appendices B and J)
# E! D) n9 q. ^1 U4 j7 F18-008 Division of Class II Locations (Appendix B)9 O0 F1 @# W. r% s" d
18-010 Division of Class III Locations (Appendix B)
" b; `3 x- n7 W7 C! X' HGeneral/ ?* q3 c, J! ?
18-062 Metal-Covered Cable (Appendix B)
6 O, n3 ?8 W* QInstallations in Class 1, Zone 1 Location* f. d4 x! _) x+ h
18-108 Sealing, Class I, Zone I (Appendix B)
) J3 C$ ?5 n! [+ G9 O/ ^ T1 S
% s5 z) A- ]$ O& t, BSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
, K. R2 O' c$ j$ X, ]/ CGasoline Dispensing and Service Stations
! Z# ]" m- ^- m: y20-002 General) M" d0 X' Q2 W
20-004 Hazardous Area (Appendix B)
* q) I$ C4 a: rPropane Dispensing, Container Filling, and Storage' c2 T, O, T; ]# o; g& a( ^% L
20-034 Hazardous Areas - Table 63% f0 a. r; }3 Y' G( J9 z
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities9 C: l! }! B) ?9 i- v4 c. L3 [
20-062 Hazardous Areas$ z ~1 h Z- ~
Commercial Garages – Repairs and Storage$ {9 A4 C0 w( w
20-100 Scope8 o- ~: O% _& O1 I: @( ~2 ~
20-102 Hazardous Areas (1) 6 E& R# q5 \. Y% b" O& [! v
0 E' e# f% H1 L7 ZSection 24 Patient Care Areas
9 t# X/ B2 n" w5 ]# @0 S, X24-000 Scope (Appendix B)+ Q" f/ s7 N1 `: ]5 c6 f; q! _
24-002 Special Terminology (Appendix B)
- {4 y1 k8 [$ a3 M* @# R8 i3 j4 M Patient care area
# W, r9 ~6 e+ g) \7 h8 YPatient Care Areas4 h# G) J9 j% }; |
24-106 Receptacles in Basic Care Areas (Appendix B)
1 i% d- u4 D% R5 D+ [8 I3 PIsolated Systems
0 I6 F7 W0 ^! `! u9 z24-204 Single-Phase Isolated Circuits (Appendix B)
$ y4 o& R0 B9 U24-206$ E+ F0 p1 ~: C" r
\3 v. {7 X ]! P
Section 26 Installation of Electrical Equipment) O; z# `; _- X4 j5 y
General
$ p: M8 d* }7 t6 g$ A7 K3 D26-004 Equipment Over Combustible Surfaces (Appendix B)
0 j1 L% e6 p, V6 Z5 D1 B26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G). [6 k2 ~# t" L1 ?% H: V$ y0 O- K
Isolating Switches! N; I7 Q2 Y1 `( u+ u+ _0 Q# ]
26-100 Location of Isolating Switches
0 ]0 q7 S9 A* A, v- B" X9 u7 sCapacitors+ L1 ?( k% M$ {+ S5 V
26-204 Guarding of Capacitors- X+ X0 D$ W0 m- t5 `' ~
26-206 Grounding of Capacitors ]3 w& F! _8 C& ~2 x/ j, ^' ?0 C! }
26-208 Conductor Size for Capacitors$ a/ ~$ Z. Z' N& o' s9 v
26-210 Overcurrent Protection (Appendix B)( u2 Z* G* D& X$ k$ c3 u$ O. X" d6 q
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
' L# S0 n- j, v5 M$ g26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits T$ f3 Z7 U9 [% [3 T. k) i1 I- q. k
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits) q% ?/ r; Z* V. K+ F
26-218 Special Provisions for Motor Circuit Capacitors
3 `0 J/ g: w, B2 b2 i6 [ @3 W26-222 Drainage of Stored Charge of Capacitors
, a( }; ]. N* R4 M: ]8 lTransformers; s) k/ U) T4 a( U& p R( r/ V% S
26-240 Transformers, General
Q! X/ k5 x% H S- N26-242 Outdoor Transformer Installations, Y) ~3 B0 i& ^3 Q$ {
26-244 Transformers, Mounted on Roofs (Appendix B)
' g* t+ U5 V4 K3 A7 C26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)9 V& s# ~8 @. J) F6 y+ k
26-248 Dry-Core, Open-Ventilated Type Transformers' B8 `/ }4 C5 A( ?) B/ w
26-250 Disconnecting Means for Transformers1 c5 c/ [, O4 u3 U
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V, e6 g# }" G7 f5 L( L8 c* u8 }
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
( {- K* c2 D7 A, m% p3 x! H- m26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
7 W' r6 I! d# C" C! L8 i26-258 Conductor Size for Transformers
+ H) q0 F5 W) m# ?) ~4 w26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
4 h! S7 F7 t0 j6 \2 F26-262 Marking of Transformers( O( U+ F) Z+ h! E o) w$ A
26-264 Auto-Transformers
2 h; u" S8 b: }! F1 [; X/ tFences
5 G' @5 Y, z' C( r6 K) B26-302 Clearance of Equipment - Table 33
, n# `3 C+ ]- G- }; [$ yPanelboards8 F' G! P0 E* N1 ]2 H; p4 d
26-400 Panelboards in Dwelling Units (Appendix B)" ^* {" A* @4 A% G1 n5 B
26-402 Location of Panelboards (Appendix G)/ E. j$ S+ [5 e z9 H
Lightning Arresters) h/ z$ y0 _- n0 H) \, m" b
26-508 Connection of Lightning Arresters
1 [ ?9 L ?% Z1 k" j& kStorage Batteries
/ w5 J* H! `. s# U26-542 Special Terminology
! e7 Y: [) _* @' E26-550 Battery Installation( r1 y8 Z1 ~' y8 w
26-552 Wiring to Batteries' i( L' }( n( d/ L5 I
Arc Lamps& h$ y# D+ E4 K, R2 q
26-600 Location of Arc Lamps
; K, ~) Z# b$ P% X- r5 H26-602 Conductors to Arc Lamps
2 s" S- W" ^. S26-608 Globes and Spark Arresters
$ ?# ?0 h3 [! L/ rReceptacles
# E* b# [2 T8 b: [26-700 General (Appendix B)3 X1 K* @6 A4 A6 A& ?7 j. q* x
26-702 Receptacles Exposed to the Weather
$ t: Z4 p7 u# VReceptacles in Residential Occupancies
- Y6 W$ x! r+ X; b3 s) T5 u26-710 General (Appendices B and G)
9 l V3 X @4 X* |, b4 a26-712 Receptacles in Dwelling Units (Appendices B and G)2 v, s D8 F+ i8 K
26-714 Receptacles in Single Dwellings (Appendices B and G)* X# i( `! A; G& u$ G
Branch Circuits in Residential Occupancies
; _) w# S \* l7 V9 k* i5 s26-720 General
3 u1 D6 G# l+ a0 A! M3 b26-722 Branch Circuits in Dwelling Units
/ U. }4 q3 e5 T26-724 Branch Circuits in Single Dwellings
4 N% [2 h. T8 _26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B). B3 ^7 w# D) v* H( w7 ]
N 26-720 (F). L! b. z- |5 t: C# `( {! j: R
Electric Heating and Cooking Appliances
- \6 i- X$ y7 U* W: b0 d% l: B) p/ A) D26-744 Supply connections for Appliances
# Z3 z% q c( x$ _: p26-750 Installation of Storage-Tank Water Heaters
0 k2 d6 K" `! Y; P( D" E, R26-752 Infrared Drying Lamps
3 ^5 V# w, F! v' x# ~
1 V% _' Q! c4 N1 @+ SSection 28 Motors and Generators \2 ^- P4 U+ `6 t4 U% v# s
General0 q1 M/ M- r z' \- E& w9 @8 b
28-010 Special Terminology
: s- L! x' Q0 p* H" VHermetic refrigerant motor compressor! \4 D7 k" f% s2 n+ X6 k) T. z7 v
Locked rotor current rating
6 K5 ^2 \; [' Z/ K: SService Factor
2 ~ Z5 K7 I/ p+ KTable 44; Table 45; Table-D2; a5 S; k# b0 |
Wiring Methods and Conductors
' l/ t& O/ S) Y5 o) ]! q28-102 Portable Motors" a# ~/ V) J {% ^) ]
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity3 b8 ]& ~* [. a% T* m4 @
28-106 Conductors, Individual Motors
/ L8 y, ` ^% h1 D0 d28-108 Conductors, Two or More Motors
/ {, k# G* t1 U0 Q1 N28-110 Feeder Conductors
) K/ O1 Z5 R0 z28-112 Secondary Conductors/ _$ f5 x! n0 ]$ A6 I
Overcurrent Protection# j1 D, m1 ~( C! e
28-200 Branch Circuit Overcurrent Protection
# k5 L v% `" `8 V' g+ |28-204 Feeder Overcurrent Protection
1 n. P; I! n* T28-206 Grouping of Motors on a Single Branch Circuit, U5 R+ M! Y0 E0 r" p6 \# S
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
`5 ?. C: o1 a& G- }5 H' M# OOverload and Overheating Protection
% X* h7 H" \' c$ x! v28-302 Types of Overload Protection8 @% Z+ O) a3 F9 B
28-304 Number and Location of Overload Devices (Appendix B) Table 25% b3 y( _( k Z& [
28-306 Rating or Trip Selection of Overload Devices (Appendix B)
$ C1 s$ P4 |! J& {" y8 ]- F6 \: n3 j28-308 Overload Protection Not Required
+ f3 q# Q: f# {0 F& ?* tUndervoltage Protection ! a; r! P) M, V5 Q
28-400 Undervoltage Protection Required for Motors (Appendix B)7 q& ^, s5 S* Q0 l) T
Control+ u# K$ u2 T3 f1 U/ a4 b
28-500 Control Required0 d8 R" _3 t H3 n! V2 \
28-502 Control Location5 ~4 S& |" t+ L* m: i; I
28-504 Starters Having Different Starting and Running Position
+ x# J1 e6 Q+ z4 j( V! c( m28-506 Grounded Control Circuit
( H$ c" I4 c( F" t# _/ QDisconnecting Means
: R) C! i( r( ^/ G" d" z28-600 Disconnecting Means Required
0 P( T6 u+ W+ M, x; t% W# L28-602 Types and Ratings of disconnecting Means (Appendix B)
, F8 G3 B$ s- W$ V" i7 a1 q7 P28-604 Location of Disconnecting Means5 e; ?$ k" `5 D# o5 K
Hermetic Refrigerant Motor-Compressors5 ]7 A6 Z: Q. S; y- B1 M- j
28-706 Conductor Ampacity Q8 E8 q9 Y b$ x
28-708 Overcurrent Protection
8 @# u4 U# f$ L! o* D5 [ l# n28-714 Disconnecting Means
( A8 o9 L( e) yProtection and Control of Generators
h. u" D0 Y4 {- ^4 C S28-900 Disconnecting Means Required for Generators
* x- U( W9 A C! T7 \4 |28-902 Protection of Constant-Voltage Generators
- b3 N" J# S* U& c1 j3 J6 T D28-904 Generator Not Driven by Electricity7 U- a1 S! B& f' Q: \6 h
28-906 Balancer sets$ E; o" N$ Y0 ~+ [
28-908 Three-Wire Direct-Current Generators
) P+ a- e- h$ z2 g
$ m! ]% K9 a$ w% t; K9 |& JSection 30 Installation of Lighting Equipment, n/ B& V: [' g# ~
30-002 Special Terminology (Appendix B)! I1 D5 I1 B, ^" O0 E
General
7 D) _9 a; {9 } h! h30-102 Voltage
. l! \* w1 `% y: \6 E0 W30-104 Protection (Appendix B)
* M) W5 T- j3 g& G \* T& \30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
$ w; ]. x$ L- G/ F30-108 Polarization of Luminaires
* V$ j6 G8 x7 v- d30-110 Bonding of Lighting Equipment
3 q/ W2 ^ [$ M Y' WLocation of Lighting Equipment0 b W, ^/ T* H( R$ L# M* a
30-200 Near or Over Combustible Material0 G: F- Q! q: A$ _/ T
30-202 In Show Windows8 d5 q/ v+ l% u ~( k+ E) _
30-204 In Clothes Closets
( R" c7 ~9 s& s) D# ^) Q+ ~Installation of Lighting Equipment
5 C' E5 ~/ E0 {2 Z30-302 Support
6 }1 g! r5 G4 b; ?$ t30-304 Outlet Boxes to be Covered
# J' l A0 P) c" X$ s3 m* x30-308 Circuit Connections
8 K$ I, Z, n% s8 Z30-310 Luminaire as a Raceway6 n. W" W& S* m' K6 r! C x4 |) y
30-314 Minimum Height of Low Luminaires7 z) k) S4 B2 u1 m4 N) k
30-316 Luminaires Exposed to Flying Objects* c& [! [' p1 | B* |7 v
30-320 Luminaires in Damp or Wet Locations6 I! r; I9 ]9 h$ o8 d
N 30-318
$ T9 i6 ^3 {) {3 d) |Wiring of Lighting Equipment
* O, d0 J1 h2 M- r30-400 Wiring of Luminaires1 G( j( y( x1 a; o
30-402 Colour Coding
3 g& X+ e \1 w8 o30-404 Conductor Insulation
5 a2 H* a/ Y3 r6 z4 E; [- F30-406 Conductors on Movable Parts
& e/ H- R& R3 x/ R; V30-408 Wiring of Ceiling Outlet Boxes
7 b/ t& C @) O2 }* X1 l0 c30-410 Wiring of Show Window Luminaires- W# w$ t {+ f- [; V9 R
30-412 Tap Connection Conductors: C7 e3 B) I9 B# `2 c4 h) u
Luminaires in buildings of Residential Occupancy4 ?+ `" m; Y* X- m' z& ^6 _8 a
30-500 Lighting Equipment at Entrances (Appendix G)( v, b i7 g: E% t3 |+ x
30-502 Luminaires in Dwelling Units (Appendix G)
" R; |1 b( Q( K2 T4 t30-504 Stairways (Appendix G)
) d% I$ u& X- l1 d; ]) o9 ~# B" t30-506 Basements (Appendix G)0 S: G& B# P+ W
30-508 Storage Rooms (Appendix G)
$ S' u/ s; _5 A [- ^30-510 Garages and Carports (Appendix G)9 r6 @! C; [' |( g- T
Lampholders
2 V. x& k# k A7 w! j* d' f30-600 Lampholder rating with Incandescent Lamps
5 u& I0 F# j& x/ @# [+ lN CANCEL1 P) k8 [1 Q5 R& P
30-602 Connections to Lampholders. M4 n) j4 B& c6 @+ g% o1 j
N 30-600$ q2 P2 ^ [* Q2 f" G- ]9 `
30-604 Switched Lampholders Used on Unidentified Circuits
/ m; P* C2 _, b; EN 30-602
& f5 s% L$ g7 T6 r0 k30-606 Switched Lampholders with Pull-Type Mechanisms! a( ?% b% {6 U7 L- B4 `2 F0 s
N 30-6042 g ^& o$ R5 B: j
30-610 Pendant Lampholders
2 j; {/ ^+ n3 s, yN 30-608
+ f I$ _5 Q5 y2 NElectric-Discharge Lighting Systems Operating at 1000V or Less
* ?. w; ?6 {+ r) I. R& \30-710 Control (Appendix B)& |' ~+ z! t; ~1 ]8 J v$ R' `. X
30-712 Branch Circuit Capacity' |9 L; b1 i+ p/ ^1 _
Electric-Discharge Lighting Systems Operating at More Than 1000V
$ w( v2 L5 U0 X, ^) W30-802 Voltages, Dwelling Units
; D0 Q- v4 ]6 a30-804 control (Appendix B)% P0 I* v/ `7 B! L
Recessed Luminaires (Appendix G)
9 L( B: q9 R. {( u30-902 Spacings for Non-IC Type Luminaires1 J1 D, w! I/ x9 c( B7 v1 O6 E
30-910 Wiring of Recessed Luminaires (Appendix B)
% {. W6 l+ X% ZExposed Wiring for Permanent Outdoor Lighting1 m( R, T4 T- B1 u z, d
30-1120 Branch Circuit Loading and Protection
( e+ s; {* Z+ dExtra-Low-Voltage Lighting Systems
+ B' f) L* E7 m% S8 c0 c30-1202 Sources of Supply
+ g1 [& F* f9 T! `4 X' L4 [4 g4 r5 @. B. S- [: |
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
4 y1 ?, E! u8 BFire Alarm Systems
9 k; ~5 O$ L$ N32-100 Conductors
* F4 h# T" \. n32-102 Wiring Method
. N) [; O4 c6 a/ ~32-104 Equipment Bonding
+ g" L8 V$ ?$ i* S4 R32-106 Electrical Supervision
+ \# P& w1 D( U# A" z- W32-108 Current Supply+ l- z& k S0 T
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)4 _' v# o% y: K3 Y- r' \
Fire Pumps9 n+ u4 l4 z. Y. J2 r
32-208 Overcurrent Protection (Appendix B)
- e, U Q2 C. A& WN 32-206
* l7 {# y' l1 O4 {+ X1 Z2 V! B32-210 Overload and Overheating Protection (Appendix B) [- M! e2 g! K2 t g& h9 N! y
32-212 Ground Fault Circuit Interrupter (Appendix B), F9 F% B4 n: B( ~% [
" Q1 c1 B+ G0 k( U9 W$ ~8 Z6 ]Section 36 High-Voltage Installations
; O4 Z2 d* H+ ?7 V: z/ vGeneral8 Y( a; x- X6 ]/ X1 X9 K
36-000 Scope (Appendix B)
- O8 e2 @% j8 W1 c. r. D36-006 Warning Notices
. o& k0 H7 K: k1 y; W# t vWiring Methods
& w, R) A3 W! s/ Z9 l0 W0 g/ E36-102 Radii of Bends I* S# |# _2 @+ C2 i
36-104 Shielding of thermoset insulated conductors
, i2 h' S) k+ l$ E36-108 Spacing of Exposed Conductors (1) table 30, table 31, \1 l% Z) Y& o1 _
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34+ ^: k9 I# j; O" {6 ^
Control and Protective Equipment) v3 @ R: F, ]- h2 ?
36-214 Disconnecting Means% L4 n" E8 p: g* j; Y8 t1 I; x
Grounding and Bonding
& e2 M5 I8 X; g& e36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
9 V! W5 _0 K3 a3 ~* q' \36-302 Station Ground Electrode (Appendix B)
. r8 ` X7 K# s: h3 \- _/ U36-304 Station Ground Resistance (Appendix B)+ `9 G8 E& J& f2 S6 c7 J) b# q
36-308 Connections to the Station Ground Electrode (Appendix B)
) Q+ K* g2 t' h% O$ ]) ^! x5 p6 p36-310 Gang-Operated Switch Handle Grounds' u% ~2 D4 c8 G9 W
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
8 ?% e# Z' Y1 J3 D# T- Q7 v* A; i2 W P9 y
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment) C! E- w( F+ [2 j) }8 U" u
38-002 Special Terminology (Appendix B)% ^. a# L+ A* J g1 Z; [& g
38-003 Voltage Limitations (Appendix B)
5 P% L5 o# V+ C$ p- E/ k& o8 a38-004 Live Parts Enclosed
2 }% C! n% l3 B5 z Y38-005 Working Clearances) @- i1 b r( T$ }" M! u
38-011 Insulation and Types of Conductors( I3 u4 U9 e! [% L1 ~5 \; W
38-012 Minimum Size of Conductors$ Q! t9 V8 D! j) _$ N0 T) P
8 U0 E3 y6 C: G$ }6 |. l8 ISection 40 Electric Cranes and Hoists) `, S) e; ]1 K6 R& Q# J7 G, a
40-008 Disconnecting Means0 e% l) i d2 _4 }% d
40-010 Main Contact Conductors
B7 \, h2 }3 b& o: L- ^: }. q2 R' G5 k& m7 d
Section 42 Electric Welders
* t! C; F# [9 E5 g0 a, i& kTransformer Arc Welders
& {0 Q4 h4 c, y8 [4 P: M# G9 O42-006 Supply Conductors, q2 Q$ N, ^& [' f+ I7 h1 r) d
% J7 B- Q1 c- S* K4 A6 v
Section 44: Theatre Installations
1 k# n# X5 ~9 M1 R" @! d6 _6 oGeneral" C2 e* d+ D$ @( l9 ^) W( n% u
44-104 Number of Conductors in Raceways
7 i4 {% X6 S& m% I3 v44-106 Aisle Lights in Moving Picture Theatres `& K z" J& b4 r, F/ k% F
Fixed Stage Switchboards
! @; N3 A" o: i$ L- W44-210 Overcurrent Protection$ s u9 Q! L7 }7 d" r
Fixed Stage Equipment! u/ [1 _4 s+ l: Z8 D4 q9 Q% B
44-324 Receptacles in Gallery Pockets
/ J: W! _+ W w+ M9 g `) n' U44-326 Receptacles and Plugs7 \' o; D- }9 b
* `& \3 ] N: f5 b( E
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
% D0 l8 ?# c4 m2 Z" @General- l. r) \ d$ K P a7 c* O
46-102 Instructions
- ^7 d% w/ o s4 i" v( F* A/ E46-108 Method of Wiring (Appendices B and G)
4 E3 e; R6 z& g4 h5 G- IEmergency Systems# d7 Y m' ^; k1 }& Q
46-202 Supply (Appendix G)$ o! O+ k6 f# |7 k
46-204 Control- H$ b2 A* `4 M2 q& M+ M
46-206 Overcurrent Protection! Z' b" {! D }7 _) z6 i
46-210 Remote Lamps/ I+ L) p v' z# |$ l" z
Unit Equipment
) Y. |& Z3 x3 w46-304 Supply Connections
4 }$ ^+ e. T0 b) }1 m" ?! p- K46-306 Remote Lamps (Appendix B)/ W# | C$ Y H& w) F
Exit Signs0 }. Q8 J/ ~* ^, M Y5 x
46-400 Exit Signs (Appendix B and G)
8 ~$ ~; N9 F0 ? O6 y W% d5 d
Section 54 Community Antenna Distribution and Radio and Television Installations( @) @$ ` K) }* U
54-000 Scope+ M3 d* t( e- n8 L& Z6 \8 ^+ Z: W
54-004 Community Antenna Distribution (Appendix B)/ u' c. }# Z& b# A! {9 o
Community Antenna distribution1 Z4 X. k! W& o8 k0 ~7 e6 s7 i) d
54-100 Conductors* k" @# B, ~( z, [$ v' j
54-102 Voltage and Current Limitations (Appendix B), S8 e) D- A8 d! ]+ l. N, v/ q8 m/ H
Protection
6 m+ t2 g" X0 L0 O& Z54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)- d, f8 j7 e2 ^4 j
Grounding
) G5 G) ]/ h$ A& n3 ~54-300 Grounding Conductor
* B. J/ X. @! W" K% B/ ~% |- h1 QConductors Within Buildings/ ~1 V/ ?# Y# _
54-400 Separation from Other Conductors
- R. ~; N6 s$ w; {9 GEquipment( B( Q# C: E3 _- A. i' H
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
) C8 D1 N% }5 E# D2 W54-502 Exposed Equipment and Terminations1 a% O0 ~$ f5 Z. L$ ?6 z/ s
! K- ^+ B1 k' O& e: _/ H& W% C
Section 56 Optical Fiber Cables
2 u$ e/ E# O; r/ MGeneral+ S; B$ g9 _2 ~ O
56-100 Special Terminology3 A. ~7 S+ i9 ~# V) v
56-102 Types5 w) W- O' M) w5 c
Installation Methods
7 Q; P2 c3 I0 R% G. m8 A' J56-200 Nonconductive Optical Fiber Cables (Appendix B)
+ b! I/ u: d$ m56-202 Conductive Optical Fiber Cables (Appendix B)
; f$ T d4 T: s3 @56-204 Hybrid Cables* U5 V4 G, h9 V% m* L
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
/ d% p, E# x8 L! t& o O- `' h* Q' X' Y) m+ U
Section 60 Electrical Communication Systems
, v, M3 Q8 u) gGeneral' i8 r6 H, K% C! g6 h2 h# q
60-100 Special Terminology S. U* u- J. ^1 ~( \0 G- G. `
Protection
$ z' X: ~( ^; J2 T( b5 X60-202 Primary Protector Requirements" L f2 n$ w# n7 O7 @3 C1 L
Inside Conductors. H% O! H1 D4 P1 e% C+ ?$ }
60-308 Separation from Other Conductors
# B8 O5 }$ T$ s2 {8 ?$ A+ u9 }: OEquipment
* [4 T& ~5 } f0 z60-404 Exposed Equipment and Terminations4 ]7 L: [- d6 j4 E: G' [
Underground Circuits
# O3 d! H" V- M& n* S* x60-600 Direct Buried Systems
0 ]9 C$ _/ ^$ O- k0 J, ^* e. t: @" p5 b% A$ p. I
Section 62 Fixed Electric Space and Surface Heating Systems6 v5 }9 z, w. {1 o: w
General5 L/ ~$ A% d5 Z
62-102 Special Terminology" V, D3 l) D- q# W
62-108 Branch Circuits
/ ?) j7 |- d4 D2 J) E# g62-110 Installation of Fixtures! w. A8 T( \* \" j! j6 B
62-114 Overcurrent Protection and Grouping (Appendix B) (5)+ A2 ~; _* W* \7 Y
62-116 Demand Factors for Service Conductors and Feeders (2)4 G( d4 @+ i4 z( s
62-118 Temperature Control Devices7 F0 ? `- ?" F" L/ a
62-122 Installation of Series Heating Cable Sets (4)(7) _0 c( B% L( u" x% g9 }
Electric Space Heating Systems1 D6 X$ U: ?- z* F2 N
62-202 Temperature Control
- \1 I, D6 Z1 d5 X0 K62-206 Proximity of Other Wiring (Appendix B)- s) j1 Z7 o3 k* ^- U4 Y% i7 D
62-214 Installation of Heating Panels and Heating Panel Sets
; _# y+ M6 j# C! q) ^62-218 Series Heating Cable Sets in Cement or Plaster Ceilings9 d' Y2 d/ i- l+ g6 ~" K. |
62-226 Installation of Under-Floor Covering Heating Panel Sets' F. ?5 I4 ~# i0 ]8 ]
Electric Surface Heating Systems
4 G. N5 C! V9 `5 E# ]" r, z, @62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
4 O3 `3 l/ U5 V% U
( e) c: ?: k0 ^! k" V( {" K& gSection 68 Pools, Tubs, and Spas' U( K0 A. {) {0 T( z; |1 N
General: B/ [6 c2 {- |# b3 m* P8 K. G, I
68-050 Special Terminology
- ~ D6 o1 d9 E! }! j% ?1 V# L# A68-056 Underground Wiring - Table 61
9 c8 G/ G% d1 [( O- I# \68-058 Bonding to Ground (Appendix B)% g8 L9 \0 E& e ], j
68-060 Junction and Deck Boxes (Appendix B)
- D- e# {, r+ ^/ J68-064 Receptacles
/ q, r( r1 b9 k- @- r68-066 Luminaires and Lighting Equipment
$ h8 _' ^+ K: L% Q" K* k) I68-068 Ground Fault Circuit Interrupters (Appendix B)- i+ \ }$ D. {9 C- @ o5 W7 m
) b% T% Q) r; O: ~! V9 n- `Section 70 — Electrical requirements for factory-built relocatable structures and ; r& I4 E& P% s7 q: z. @
non-relocatable structures
2 c" v+ h& s, W$ V" b" ^4 M70-130 Tests (see Appendix B)
" Y9 ^! H! A/ O& R" Z! W* Z: E
0 r7 @* N6 S& q8 ^4 a" M4 b; FSection 76 Temporary Wiring (Appendix G)( S0 O7 A* O& G
76-004 Grounding6 _2 k G1 f8 a: M# p) e& L" n# [
76-008 Service Entrance Equipment* R- s% i0 P, u) C1 k& M1 {
N 76-0062 |6 E9 ^, b7 t K' H+ Q2 p
76-014 Branch Circuits
3 B# s, ]2 S) [! u: d! Y% |; ?N 76-0126 h8 H" O: V, I# v' n+ O
7 X- e7 x( {4 z# j6 n/ @4 E, C( s
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours' o' r- O2 ?: A% ~9 ?
Marinas and Yacht Clubs
. F+ R6 e6 A+ J! C \* E7 @78-052 Receptacles
' J7 {# q* I- G M7 B78-056 Feeders and Services
4 K4 ~/ _# b3 ]! M# EMarine Wharves, Structures, and Fishing Harbours
U6 ?1 H9 b. [) K/ g' N78-106 Grounding and Bonding" s$ n; U; h" i& X& p
Tables
! s6 S! G. O W4 V6 l% q9 ~1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,65
; `# H" o* K0 P* k: J* ?) C. `' ?7 w7 g# D$ i
Diagrams: 1, 2, 71 o" k6 G" ]* q
2 t2 ^6 n3 N2 b- ?; J! Q, bAppendix B
5 @/ }& T! p1 n& eP352: Ground fault circuit interrupter- 6mA
$ V) M# D, H- s" c7 d, C' F( p g( B/ vP354: 2-126 FT1, FT4* p" ?2 P6 |4 Q* U' @6 ]
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)3 v* R! I8 Q4 R# E5 j) f0 w
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
/ {8 r8 r1 R1 b* {. Z( PP370: 12-1012, 1118, 1214 Example: L( l* P4 p! Q: I; o
P371: 12-11089 R; b$ ~% F8 c2 F/ `4 K
P381: 18-108(1)(b), 18-158(1)(b)
+ O$ N5 t& Z4 ]P386: 24-206
6 \# d+ R& K/ ? {0 X# Q9 M) uP389: 26-256( b7 B# ?& [8 |2 U! V7 P
P391-P393: Section 28, Example to determine Motor Conductors and Protection4 M; @( b/ I8 |- j$ E
! K# Q( C1 G9 t+ K7 }
Appendix D
2 D! W/ I( T' Z. ^Table D1, D2, D3, D4, D5, D6, D7, D16 |
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