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Canadian Electrical Code Review Guide
9 ^% N$ e! u: U& ?1 T, \For the Exam of Electrician For Red Seal License* L. E* F- [. `' T
! l' z' [3 ?0 Q4 eLesson One. e+ K+ G8 K6 ~ \! p
Section 0 DEFINITIONS
# P( G7 I, F$ { dThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
/ r+ Z# O: c0 rAccessible as applied to wiring methods
5 t" t! [+ M+ _5 w" AAlive or live
& F" h1 J# ?( B6 ]2 Q1 aAluminum-sheathed cable
' ~0 s+ @3 _, g3 [! BAmpacity
' h# x9 }7 E) \- a& r, N$ e# wAuthorized person
: b5 [+ @# c5 {* e2 ~/ D6 K; i0 rAuxiliary gutter
6 }# m: }1 {- S+ [AWG" a- T0 R U) \$ Z& f) f& F
Bonding3 r( d. ]$ D' O( a+ e4 v* A
Cable tray
8 R6 i' Y8 y8 C1 e( |Cellular floor
2 `* U, d" U$ E4 {; {( i) Q2 qBranch circuit
" O0 a; E* {# Q6 ]Bus
3 K; J' F; ]$ d# XBusway7 `5 h' T7 w+ q m$ D- R( D
Communication circuit
. f |' d& M2 h. ]9 s6 {3 gExtra-low-voltage power circuit* N/ j1 G; |% f. i$ C# ?
Low-energy power circuit3 ]% v/ \+ Y7 d9 ]
Multi-wire branch circuit
7 q3 D3 R: X- H# RRemote control circuit z) |( a; g' ^+ u3 ], m
Signal circuit1 D P" ?) e' P9 I
Circuit breaker5 [5 [" W2 D4 T+ n0 Q+ _0 T
Instantaneous-trip circuit breaker2 m: j! W) m8 M/ o+ B- j6 Y
Conductor8 ]" v1 C8 y3 N9 ~! a. l! g
Conduit2 _# ~; }+ W; j/ a& U" i2 R
Flexible metal conduit
o! f3 \4 N# i; m' n6 ~ Liquid-tight flexible conduit
1 m0 I1 B) ^7 B" n Rigid conduit5 p+ @2 d1 P; K* {( ?
Rigid metal conduit
* J3 c1 `% V: q, i Rigid nonmetallic conduit4 u# l+ M/ |+ p/ `" g
Rigid PVC conduit
# Q& O Z' b8 V+ U+ SConnector
3 v- C- r' P, X( o$ L+ `7 G' l: p4 Z# P Box connector9 g' v1 K8 ?. o# N$ u
Wire connector- N. \/ s/ s! t+ w( L
Controller
( ?( R2 P4 E8 k) V. K# ]Disconnecting means( E8 i( V: P- \4 Z" \; ?( F9 Y
Dust-tight
( ^9 P& Q% v, V$ k7 j' G9 x a bDwelling unit3 e m g4 L7 F/ h4 p
Electrical contractor7 v0 c. G" i8 t$ n
Electrical metallic tubing+ c. V/ ^# j- e9 |4 y# J( y
Electrical nonmetallic tubing
/ u; N: a# Y( @8 \0 R e6 ~3 jEmergency lighting- Y f( h6 h: H. W
Explosion-proof
- L$ P0 X7 V/ [- X) C" O) oExtra-low-voltage power circuit6 @. z8 r# v3 X
Feeder! U7 S# V% K2 c4 t- H. d, S2 ]
Flexible metal conduit6 ?4 p& `. j6 @/ D ^% S' E
Ground$ t s; `+ U) s" q
Ground fault circuit interrupter
3 P7 c( \4 S+ _1 X/ H- GGrounded
' S* |9 ?7 W1 V. H* NGrounding) t2 a" R" m" k; H$ G t
Grounding conductor
5 O7 I. R! o5 J# ]Grounding electrode" \ s' D |5 X n% C% l
Guarded
; M& D+ O; \% l& @0 WHoistway3 J, k6 s( L1 z3 M l% G: y
Identified$ S i0 v0 [' f/ @$ u5 {8 g
Lampholder2 J! Y7 @; l) u# c
Low-voltage protection
8 u& {7 Y8 ]9 D- O: W- K' W YLow-voltage release
% B5 b7 N+ S( @Neutral+ m: j; z( ] V7 y/ h6 s. p9 Y
Noncombustible construction
7 N i+ {% B- q8 N) A8 iOutlet: {! [$ R* `8 \- k
Outline lighting
. Z% g; N1 y2 VOver current device3 p# [$ H' h/ k: J! U* w+ o4 p
Overload device
3 m4 l; Y* X& A% IPanel board
( c2 r7 ~( G* T% j4 Z: }# A, OPanelboard, enclosed
1 U4 {4 J! r: }/ `; N2 v8 K+ lPermanently connected equipment
M% ], ?: i2 Y1 i1 KPermit* n* L* G) C4 f. ?% y
Plenum
2 C8 [8 E: s+ P3 g) FPortable as applied to electrical equipment- U( C: s" k$ a# K3 ^
Portable ground fault circuit interrupter' Q4 I- y9 P$ y
Power supply cord
7 M9 E! u! b/ W' x* u) y9 b/ ^Raceway3 p) c7 \% X0 |) g) ^9 `7 d; k
Receptacle- i( {; L6 H" n
Duplex receptacle/ x: }2 X6 V( i$ o
Single receptacle" k4 T3 m8 x* Z1 @4 o8 R' |
Split receptacle4 [6 Z' @+ F [0 V$ v
Service, consumer‘s& w6 b* L- ^- [$ T7 \& D, D
Service, supply( M3 c% w+ W3 B2 I& R
Service box% M& w: \0 x7 f. |) }
Service room+ |4 n5 {/ ]3 E; [* v# H1 `
Single-dwelling
1 ^3 b+ X& d2 ~( [Slow-burning as applied to conductor insulation0 n! d9 _* Y9 F# o* t2 Z
Splitter2 G' u1 b% v0 Z3 a; q6 I* l
Starter9 A2 V0 x+ O8 f
Switch7 f5 M) A% J5 b6 o# ^8 h
General-use switch2 T w! w" I' R, Y# U: \4 S, M- g3 @
Indicating switch
: x8 } s: a& b! u Isolating switch
1 {* a5 [: l/ E- ~( P8 o& V5 ~ Motor-circuit switch5 C. S$ n+ c8 l! {" m
System
H& {# M) T! H* X+ ~; X Communication system
' `+ n, |( r: w, P3 W Community antenna distribution system(CATV)4 R: f# D! v ~1 p
Grounding system0 `* B' p- k+ R+ N n- d5 q
Underfloor raceway: t- N0 m- J) D
Voltage:, N8 L7 Y: F* ?' M; \
Extra-low voltage
8 G D2 l6 X3 M9 @ High voltage
k( X1 |7 K+ x8 T/ h# q Low voltage& W( J! D- y5 t5 W
Voltage of a circuit4 @2 ]' X8 }9 F8 z$ S [4 r+ ~; I+ D# R
Voltage-to-ground% _1 t" V" a3 M6 e
Wireway
, g/ C4 }6 K: W) q' ~1 ~3 S0 }) i, v. x, T& k+ x' P
Section 2 GENERAL RULES1 A% L6 f: K- x! ^2 x( \
Administrative5 c! D3 p. D$ I. o( c4 c# w
2-018 Reconnection; B! O4 j" ?3 u9 U) t
2-030 Deviation or Postponement& u2 M2 @4 I* F. H) `! H
Technical General
: Q5 x; L/ a8 r2-106 Circuit Voltage-to-Ground – Dwelling units
+ S- j% I$ i" [: z2-114 Soldering Fluxes
3 n W4 B& v8 k. i1 j: \ r5 `; V2-116 AWG Sizes of conductors* P, }1 A; S0 m0 i' x6 @6 c
2-124 Fire spread (see Appendices B and G)5 H/ y/ w! R3 {. a. l
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)# H6 W3 B* G9 v4 @" ^
Protection of Persons and Property7 q) g8 e0 G; Q& G7 C" @6 g
2-202 Guarding of Bare Live Parts
7 i+ ^+ a; W& n" IMaintenance and Operation8 S8 \" C( d+ w
2-304 Disconnection4 @+ z: k: v/ @( p& c
2-306 Maintenance of Live Equipment
& N. ~" y6 S/ n* @- v- U+ `& \N 2-306 Shock and flash protection (see Appendix B)
' j i; ]) a2 Q( b2-308 Working Space About Electrical Equipment: Table-563 d8 d* g2 V# y% Z2 q4 n: X& |) u
2-310 Entrance to, and Exit from, Working Space' D8 Q4 y0 B4 y, A6 U
2-320 Drainage( y0 Y# ?8 v- U8 N2 ^
2-322 Electrical Equipment near combustible Gas Meters and other Devices
# J7 v8 L- T% @$ |Enclosures3 x u/ o8 F1 w3 f
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
0 ~4 E \4 c% M j2-404 Marking of Motors: DP, WP, TE0 x6 H. x" F' G$ @; i, P
9 o6 N) t3 v1 a1 e/ f; ?- ISection 4 Conductors1 p ?9 S" w4 p: O; V
4-000 Scope
3 }& i/ ~$ x, j9 X6 R% l0 r/ \2 P4-002 Size of Conductors: 14#, 12#1 ]( p- _* t6 Z# I% \) V. s1 e1 K8 R
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
1 J& M; \% _2 e1 I6 |2 d* n4-006 Insulated Conductors: Table 19
0 W6 x) [! J% ^$ E$ D2 b, V$ U4-010 Uses of Flexible Cord: Table 11" ^) E W O& D& b
4-012 Sizes of Flexible Cord
7 ]! G* l3 N8 Z% a5 O7 k; h4-014 Ampacity of Flexible Cords: Table 12! h% g5 C! s3 p- }# t, I# r
4-018 Equipment Wire4 Z2 m" I& P/ }6 t1 w- C! d
4-020 Insulation of Neutral Conductors# l. O+ n. t T: Z" P
4-022 Size of Neutral conductor) A2 p" ~/ F' k ?; p! y/ b
4-024 Common Neutral Conductor
5 c/ b% t3 G; ? T Y! v. X4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum/ ?. t5 \3 W# d4 ~5 Z' r( u
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
" K; ^5 D+ L7 J& I4-032 Identification of Type MI Neutral Conductors' F* B4 E% o8 t- r6 C F' f
4-034 Use of Identified Conductors) `0 p) s+ W8 ~2 b
4-036 Colour of Conductors: Phase A, B, C, …* K3 g' `6 H$ w6 \& Z
' W* A- x9 Q/ r, o5 y1 r& m- K0 l
Section 6 Services and Service Equipment
6 F! v2 x; w+ s* ]- Q4 DGeneral
$ L- j$ _9 w; d6-102 Number of Supply Services Permitted6 T0 k" Y2 g( W7 O
6-104 Number of Consumer’s Services Permitted in or on a Building! k# H( o9 e" ?8 E! C9 { ^0 A0 B
6-108 Supply Service from an Electric Railway System
" `5 |$ I6 g2 D3 {* L6-110 Three-wire Consumer’s Services 0 f2 ]6 ?' G. c, x; q, p2 R# |
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors9 v! I4 M2 a" k7 K3 ?7 `
6-114 Methods of terminating conductors at consumer’s service+ l8 U0 h6 q) Q3 X* v
6-116 Consumer’s Service Head Location
- N( J4 W# @* v4 C3 ?. k& H5 M- OControl and Protective Equipment
, v0 w: A" p: R3 l( f, U9 G# j% S6-200 Service Equipment
+ \! B- p5 ?0 a. b, ]" r6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
9 o1 h% g, z! K! e9 c/ V6-208 Consumer’s Service Conductors Location
: E+ M& b% m+ x2 X) p6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches+ Z& ?. c) \2 p; R5 s/ D
6-212 Wiring Space in Enclosures% _3 Y: n7 f1 s8 K
6-214 Marking of Service Boxes
P5 b( L6 U2 G& G6 ]Wiring Methods0 D8 @, s! J& P8 z; Z1 h
6-300 Underground Consumer’s Services
! o7 _! V+ d7 x+ p: p9 n/ U6-302 Overhead Consumer’s Service Conductors
7 y7 ]; E7 }, I- w+ n6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable/ ]" @) j8 [& o- y" J: M
6-306 Consumer’s Service Raceways
7 i$ [( k! `* e. |. Q& {- ~: e6-308 Use of Bare Neutral in Consumer’s Service
$ @6 ]% O. n; f: g" K$ H5 c; c6-310 Use of Joints in Consumer’s Service Neutral Conductors
# s4 k& v; N+ c5 R* M+ k6-312 Condensation in Consumer’s Service Raceway
9 Z% Y. M# V4 q4 L2 C! F( TMetering Equipment8 G! h. S+ t. n1 q; V$ O/ w
6-400 Metering Equipment
* }8 S- d' ^" `1 t0 v l6-402 Method of Installing Meter Loops
) v9 H+ c# ]% T! A6-404 Enclosures for Instrument Transformers
0 V7 N# t; a9 ]. M2 b: [# U6-408 Location of Meters
1 }& T; O1 @' N: y! b1 M/ U |
* j, M' O/ N9 p. q3 L, v( [, GSection 8 Circuit Loading and Demand Factors
! w1 K0 A- o3 n' P# F/ g; C5 `4 JGeneral
( z2 _. d- y9 f( a$ m8-100 Current Calculations9 F5 r N5 q* x W: b" T/ ~
8-102 Voltage Drop ( see Appendix D)) _ L9 Q$ Z5 u+ h4 b3 s
8-104 Maximum Circuit Loading
$ x$ V. V* L" K$ f. z3 ?$ _- R8-108 Number of Branch Circuit Positions
) r4 a: B) G; {; J8-110 Determination of Areas
1 B( c% e/ g2 E5 kServices and Feeders
& ]6 o: ?+ p7 Y/ J* t% l5 q; b8-200 Single Dwellings (see Appendix B)
7 @4 `+ C; w$ o' x, A+ |8-202 Apartment and Similar Buildings, i( r* ]. s& U
8-204 Schools/ s2 E+ q9 V6 \9 g$ \; c; C
8-206 Hospitals4 X: ?( {3 U8 w, ]
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
2 N7 W9 u7 u; Z/ B8 p/ P0 z- \8-210 Other Types of Occupancy (Table 14)# M' h1 I3 `2 J: l4 |
8-212 Special Lighting Circuits
7 s$ X. C- }% D: gBranch Circuits
7 h. x \) n/ Z/ O8-300 Branch Circuits Supplying Electric Ranges. {4 s9 X" c9 J2 `; V) {1 E" T6 A! o
8-302 Connected Loads
4 j) N# u C+ ~+ D Q8 F. D9 T5 g
Section 10 Grounding and Bonding
: H5 Y7 k& s# `0 @Scope and Object1 V5 v/ F$ A9 L5 T
10-002 Object
1 e/ @; L/ |6 C. H: jSystem and Circuit Grounding
T, l8 _3 I3 v: h10-102 Two-Wire Direct-Current Systems
5 ]$ k7 @6 A& |( j% G) F' k7 l10-104 Three-Wire Direct-Current Systems& F+ c- U3 a# c# x
10-106 Alternating-Current Systems
$ } {; A S7 ~* Z10-110 Electric Crane Circuits% C+ x" d) ]) g% c& ~
10-114 Circuits of Less Than 50 V* l$ Z. A# C' _1 n# i, R( B* e
10-116 Instrument Transformer Circuits" q" l& T9 D5 R# X' w/ b6 M: F1 l
Grounding Connections for Systems and Circuits
- Q( ^ o: g1 t: W8 u10-200 Current Over Grounding and Bonding Conductors
+ Y9 _* s% C" j10-204 Grounding Connections for Alternating-Current Systems! o+ q$ t0 I/ z- @* J5 y! F2 V. d- I
10-206 Grounding Connections for Isolated Systems( s/ r) I% R9 i6 p2 M) h! d2 Z
10-210 Conductor to be Grounded. \( g, d& r1 i
Conductor Enclosure Bonding0 j; q. S( h. W& @" @
10-302 Other Conductor Enclosures: I M7 y3 A7 D1 B" v
N 10-304# y( M( K6 |- r4 F
Equipment Bonding
5 E. Y. m/ ]( O9 t10-400 Fixed Equipment, General
$ K4 M7 A3 {+ x6 I; M3 m# I9 a10-402 Fixed Equipment, Specific (3), (4)
+ ]4 C9 J! c1 I5 G10-404 In Nonmetallic Wiring Systems0 ]1 q( M( j2 p5 b' d& J* N! G0 y
10-406 Non-electrical Equipment7 f4 a' e' ?8 H( k! V" g
10-408 Portable Equipment (4)(b)
5 t; q# f; t0 Z- M3 L$ u10-410 Instrument Transformer Cases
" f( s1 o5 m3 F8 T10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less0 }5 {/ ?! M/ p2 t- C" u
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
% B/ I, S3 S7 ~; _. Y8 e, sMethods of Grounding4 X8 _+ W+ k9 l* `, ~+ z
10-500 Effective grounding (see Appendix B)
9 \3 T- t+ u% `- y( D% d9 i% j, m10-502 Common grounding conductors7 |+ E0 _8 F& r2 n9 b6 ^ v
10-504 Common grounding electrodes
' K1 B) y3 H: y9 `: u$ M) kBonding Methods
- |3 P% G9 s3 j5 b5 m10-600 Clean Surfaces
$ v2 e: j2 W7 x0 ]" o10-604 Bonding at Service Equipment
% T) L' ?% t) M# x2 P+ b10-606 Means of Assuring Continuity at Service Equipment
, r; _ ^3 j+ A' _' H" R7 V& d1 @- ~10-610 Bonding at Other Than Service Equipment' B; |, ~8 W/ [
10-612 Loosely Jointed Metal Raceways2 `% W: p9 U! Q: r& {, C
10-614 Bonding Jumpers Table 41
7 A) P; S; \" e# yGrounding Electrodes
& L( v/ a; N+ ^' x10-700 Grounding Electrodes. v3 m! [7 d, { w; |
10-702 Artificial Grounding Electrodes( K3 y9 }: k* s' ?6 V7 f
N 10-700 & 10-702
9 u8 } ?6 I& P+ a8 X$ D' w' z/ ~10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)2 G) r3 v- t. I7 e# v+ k4 F
N 10-702
8 t& v0 q$ u" w2 H+ e10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding0 j: W$ d/ W1 [- o' P g6 z
N 10-7025 m0 R2 e, I8 S+ X3 ~6 r; X$ g
10-710 Use of Lightning Rods (Appendices B and G); Y4 T+ Z1 E$ A
N 10-706- h" r1 r* `' ^7 g
Grounding and Bonding Conductors
- _* P& f# Q; d5 E! J$ ~10-800 Continuity of Grounding and Bonding Conductors/ C. c" y0 G" x# h' }+ H5 {8 ~5 t* w
10-802 Material for System Grounding Conductors4 `0 a8 L- o4 `3 G D" Y
10-804 Material for Bonding Conductors
' Y8 U0 Z I0 q10-806 Installation of System Grounding Conductors3 _# b: ?- ?3 I7 `# N2 q' j
10-808 Installation of Equipment Bonding Conductors$ s. ?9 g3 h* i. J `2 a! ^& o0 W
10-810 Grounding Conductor Size for DC Circuits
- ^- s6 Y3 `, s* U; Y J10-812 Grounding Conductor Size for AC Systems (see Appendix B)
6 g( X5 y' q7 o8 ]$ u5 A( N10-814 Bonding Conductor Size (Appendix B)
+ c: k8 ^( J+ M' h10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment* K! c( ?6 J$ U* g; B
10-818 Bonding Conductor for Outline Lighting
% K' l @" D: Z( r10-820 Bonding Conductor Size for Instrument Transformers9 p! W2 K' n' V, k3 c: N
Grounding and Bonding Conductor Connections- Q+ S8 k0 H0 R$ b$ W
10-902 Grounding Conduct Connection to Water Pipe Electrodes
* {6 [8 Y0 v0 S! t! S; f0 ]! y10-906 Bonding conductor connection to circuits and equipment: t/ c7 R" Q! \
10-908 Grounding Conductor Connection to Electrodes" z, t& Z3 X# I/ M6 P9 Y
Lightning Arresters' h; x6 x% G5 H0 h# R4 S
10-1000 Lightning Arresters on Secondary Services – 750V or Less
9 a* i g+ B( U% ~* x
6 H, m* y$ m" j$ |* jSection 12 – Wiring Methods* u9 A8 J; D. B5 x: q
Scope* a9 ~" o, y S6 U* O
12-000 Scope (Appendix B)- o1 F+ C$ {# e' H" {
General Requirement
- `6 a& |, O; S. V" S; J# }12-010 Wiring in Ducts and Plenum Chambers
# \" U' W0 Z! u8 X3 t8 A12-012 Underground Installations (Appendix B)
6 }( g K2 h4 [1 D12-016 Lightning Rod Conductors
, q0 m6 U! u6 O9 z/ OConductors - General6 p- q3 g) f, ^' ^; m+ }) ^
12-100 Types of Conductors (Appendix B) Table 194 h7 k3 \# n7 o1 h% M$ e+ f
12-102 Thermoplastic-Insulated Conductors
( v9 c1 f3 g r. K12-104 Flame Tested Coverings5 q9 a3 r6 R% X8 y) q0 P! w0 @
12-106 Multi- and Single- Conductor Cables; l. V H9 N/ ?6 I
12-108 Conductors in Parallel (Appendix B)8 f5 C, Z* [+ n
12-112 Conductor Joints and Splices
; U3 V$ z( n. O- f% }12-114 Ends of insulated conductors
" Q" v1 `- c5 a1 J0 M+ j12-116 Termination of Conductors (Appendix B)
9 U' n5 r+ |/ s/ E% `% \12-118 Termination and Splicing of Aluminum Conductors
1 x7 [7 C8 M7 _0 ?' a! _% T3 s12-120 Supporting of Conductors - Table 21
; [! [& r3 Q2 s5 x% gOpen Wiring
( B$ I$ i7 t" U* c12-204 Spacing of Conductors. _6 E6 i& \3 O4 B1 r
12-206 Conductor Supports1 n5 v2 R; p7 p" O
12-208 Conductors on Flat Surfaces
. B; x$ ?0 M( w. J* v12-212 Protection from Mechanical Injury
6 m) H* h& b6 V& {5 JExposed Wiring on Exteriors of buildings and between Buildings on the same Premises/ ]; Y! I+ E# t4 h4 a, K& O$ u; [
12-308 Minimum Size of Overhead Conductors
" j; D* B! ]. H/ S: @12-318 Use of Neutral Supported Cables
: z. m6 H' m3 v( TNonmetallic Sheathed Cable. U6 P' u+ d. t+ ~
12-502 Maximum Voltage+ b0 o! Z, s- h) q) |2 \9 d2 |5 s
12-510 Running of cable between Boxes and Fittings (Appendix G)
) \. r: M, p/ i12-514 Protection on joists and rafters
! f" I$ q* N0 o12-516 Protection for Cable in Concealed Installations (Appendix G)" M9 F; _8 k* A d% t+ O" S
12-522 Where Outlet Boxes Are Not Required! I5 w8 W! r% n5 s L1 R4 {
Armoured Cable
) H1 G+ {: s. r# T6 R4 b# ^' E% X6 a2 h12-602 Use (Appendix B)
1 H/ n7 q. j7 ^/ i) J3 @12-604 Protection for Armoured Cables in Lanes. u- T4 Q6 [5 V7 C- _! A# s* ?2 U
12-606 Use of Thermoplastic Covered Armoured Cable
1 J# O+ _; `. h$ ^. y$ G6 A12-608 Continuity of Armoured Cable+ V( V6 _/ _6 n9 @
12-610 Terminating Armoured Cable; K* _' m& A+ s7 L- c
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
5 o+ M4 a0 S0 F5 { g/ ~12-614 Radii of Bends in Armoured Cables
% s& w5 v) C6 G4 s0 ]: w0 a6 W5 R; c- E12-616 Concealed Armoured Cable Installation3 g, z2 I8 Q' S
12-618 Running of Cable between Boxes, Etc" i: M3 R [7 d5 i0 @
Mineral-Insulated and Aluminum-Sheathed Cable
j- {# [3 K; l12-702 Use
, @3 ~5 e! S& V7 t12-704 Use When Embedded& w& j6 G5 j1 w' W2 G
12-706 Method of Supporting4 O$ c) D, L- b7 _7 Y1 k
12-708 Direct Earth Burial
: @, l9 M ?5 e0 w12-710 Mechanical Protection/ a" t4 D% @4 g. R. R) r9 l
12-712 Radii of Bends7 W& d3 C9 i7 G6 B7 _+ Y
12-714 Termination of Mineral-Insulated Cable (Appendix B)
* R; l: I# B+ u2 L. H! _. @( i12-716 Connection to Other Forms of Wiring! s( Q) q* h7 {: Z
Flat Conductor Cable Type FCC+ ^7 d2 e6 P' L
12-804 Use Permitted
& L( F; j4 @7 Y2 Z$ |12-806 Use Prohibited
2 l- _' W- O- F, `* n; n12-818 Anchoring
9 f. @$ Z1 y- ^" j$ | g12-820 Crossings# _! i) ~: T ~
Raceways - General
; K" A, \6 N7 D0 v* U5 J) J3 A# n% f2 S12-904 Conductors in Raceways
3 O* D7 p. q; B12-906 Protection of Conductors at Ends of Raceways
! O% A: z0 ~, {, A, I12-908 Inserting Conductors in Raceways$ @0 z0 e8 ]# V" y0 R+ P
12-910 Joints or Splices Within Raceways
P) n# X) M8 u/ t$ ?12-912 Stranding of Conductors( p/ F& f7 B/ j
12-914 Electrical Continuity of Raceways
9 m# @/ W" n+ I0 c# W1 d12-922 Radii of Bends in Raceways R$ i3 U& R* W
N 12-922 Radii of Bends in Raceways Table 74 t) \2 J0 ^, h" r- T/ ?, h
12-932 Protection for Raceways in Lanes
" ?: v( d8 |. L O. k12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)6 {' O1 ^- J" q* N3 F. n# f
12-938 Capping of Unused Raceways
& X5 } l- L% o9 b7 J' w& M- Q+ v12-940 Maximum Number of Bends in Raceways& ^ H) n [0 @$ N+ r% \
Rigid and Flexible Metal Conduit3 k( U! p8 S0 L+ ]1 x' j# Y0 o8 G
12-1002 Use2 h# X4 _7 b7 g8 Y4 u7 p
12-1004 Minimum Size of Conduits
, p! y1 S7 e4 q5 C5 E3 w' t2 [12-1006 Conduit Threads (Appendix B)
- m' f( K# o6 k* C9 L; Q0 U1 A12-1008 Thread Engagement
. M% q* X; L) Y) a12-1010 Maximum Spacing of Conduit Supports
) f1 B5 J# l; ]1 f4 R$ d( C5 U12-1012 Expansion and Contraction of Conduits (Appendix B)0 B2 t, ~6 i! ~4 ]
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
% _7 v( c8 e& J1 Q- D0 T' s' NRigid PVC Conduit and Rigid HFT Conduit
! S! m, ?0 @$ p/ S, L- k6 e12-1100 Use
" n2 f: e, ~, Y' ?: D* u ~12-1102 Restrictions on Use- c$ T) W5 p' A6 Y+ S: X
12-1104 Temperature Limitations (Appendix B)3 L: A6 j/ b7 l$ p0 x8 i
12-1108 Field Bends (Appendix B), (2)
' p, E& r4 y/ A+ m" {12-1110 Support of Luminaires8 a; {. j+ j6 T4 B2 j( s G
12-1112 Fittings5 {" b* y0 \2 X" L8 ]
12-1114 Maximum Spacing of Conduit Supports
O' ^( k6 F8 F7 x12-1116 Support of Equipment
9 ~" i v2 a4 Z; @12-1118 Expansion Joints (Appendix B example)8 Q$ c# y3 J' J; ~, c
Rigid RTRC Conduit
# y6 s0 U2 Q4 g# w6 j% ]: h12-1210 Temperature Limitations, R* I4 u, s6 \: w7 n& j
12-1214 Expansion Joints (Appendix B)
T Y* q4 s- o) l2 y, ULiquid-Tight Flexible Conduit
% Z# J. w6 i5 c* R" m8 l3 O12-1302 Use of Liquid-Tight Flexible Conduit& y3 ?! f; n" U! n8 K+ _( C) k
12-1304 Maximum Number of Conductors9 l5 j0 o& |. W; D% p, @
12-1306 Provisions for Bonding7 ?) C7 k% v# K. ]8 |
Electrical Metallic Tubing
! B/ s; r2 ~$ {6 `% @# P( D9 o6 J12-1402 Use6 R6 P1 c" c% B, ~
12-1404 Supports
" z# u- M& ^% I9 s) j; D4 a12-1406 Minimum Tubing Size" Z" _ l! f1 a& y8 x
12-1408 Maximum Number of Conductors, c$ [5 [# N. ?
12-1410 Connections and Couplings v- y1 O. [+ u7 _
12-1412 Radii of Bends in Tubing9 T/ r7 o! L' J# E2 s, Z/ q
N Table 7
$ u( b# F# G, I( G( QElectrical Nonmetallic Tubing
: ~% l2 n6 N2 ^. N0 z12-1516 Provision for Bonding Continuity6 X2 n+ A. F0 U" W4 b
N 12-1514- \8 }( J: q, u6 d" B5 q1 W" W
Surface Raceways; _( P( ^9 }, s; Q: K' W6 N; d
12-1602 Use of Surface Raceway (Appendix B)
! a, \, s8 I8 Q: w Q+ d, b12-1604 Temperature Limitations* b3 m! y6 W0 R1 ]4 e$ f
12-1606 Conductors in Surface Raceways (Appendix B)
7 U% o7 ]5 i( g8 v12-1608 Maximum Voltage
* C! ]% x3 ]% C( d$ O& \1 P! P9 i% |12-1610 Joints and splices
$ S- x) E/ A4 }6 jUnderfloor Raceways
, N( u1 X/ t3 w% N' @ k3 x12-1712 Discontinued Outlets in Underfloor Raceways+ B4 w. o" R2 s$ t" m$ c3 W
Cellular Floors$ w7 f6 m" _. [
12-1804 Maximum Conductor Size in Cellular Floor* C$ m( F; @" ^$ O6 O" j2 ?
12-1820 Cellular floor discontinued outlets
) |4 i- [; s) N1 oAuxiliary Gutters
/ O, X$ C' ^6 C( i y12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
( M8 r r0 Y: g7 c$ U12-1902 Auxiliary Gutter Supports* q; V8 `9 W; o
12-1904 Auxiliary Gutter Cross-Sectional Area+ ]0 D+ D$ @5 I" O9 O
Busways and Splitters* L9 i l- {8 L5 r7 Z( c2 a- N1 ^
12-2004 AC Circuits in Busways and Splitters
! ]1 Y5 G5 n5 i7 c; t8 e12-2006 Busway and Splitter Supports
1 S% o6 `* Q: x. a# @' |12-2008 Method of Installation of Busways
& F' r- q: g$ p2 }, @12-2012 Reduction in Size of Busways
% ]9 t& y- U- U# r4 T4 J12-2014 Length of Busways Used as Branch Circuits
v# ?+ L8 J5 f12-2018 Taps in Splitters
1 y" M5 ^1 X9 c0 \% S7 MWireways
$ q6 Z; V# ]+ N b- S12-2104 Conductors in Wireways3 K# [8 k6 I* `% s F: N1 ~
12-2106 Taps and Splices in Wireways. }& R( g9 E" v* H& m4 Z3 u
Cable Trays2 t0 i1 W1 q( K$ h3 a# r/ O
12-2200 Method of Installation (Appendix B)
2 T$ h! |9 Y4 c: U12-2204 Joints and Splices Within Cable Trays. `4 q3 W& C5 ]4 W$ D
12-2208 Provisions for Bonding1 ]0 C1 i3 b! K x# R+ G' l
12-2210 Ampacities of Conductors in Cable Trays
! k. V" d# e3 m9 tInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings8 D, e& J$ ?. T6 x. J
12-3000 Maximum Number of Outlets Per Circuit
3 A+ o! ^, o) @8 e+ qN 8-304" K' E' Z' J; I/ \) Z9 K
12-3002 Outlet Boxes (Appendix B). u* r9 u. M' L3 {
N 12-30000 D& s6 m5 i6 ^
12-3004 Outlet Box Covers4 j5 X u0 A \8 c1 U
N 12-3002/ W" b9 N4 T( c- Q$ I. {
12-3010 Boxes in Concrete Construction+ H9 `0 p2 m& J0 f6 m' ~
N 12-30086 Z, o9 [& q7 ]
12-3012 Outlet Box Supports9 B$ @5 G( y9 y1 B K, Y
N 12-3010
5 q7 A7 a% q1 s" H12-3016 Accessibility of Junction Boxes
. n2 l. N. I+ `. LN 12-3014
: m" q6 e& C+ }12-3018 Flush Boxes, cabinets, and Fittings
8 s& ~( r1 ?) c- R0 }7 mN 12-3016- F! }+ a( {6 v6 h2 N1 ?
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
h5 R) H- a% z. W9 t3 e% ]N 12-3022
p: ^' ?" Y$ C& ]+ a' v12-3036 Maximum Number of conductors in a Box - Table 23' F; F5 s; @8 [2 U @0 x2 D
N 12-30348 D! x0 ^! L$ _' r( y
12-3038 Pull Box or Junction box Sizes5 {& D6 ]; W6 i0 A
N 12-30360 R1 r! U3 ?; K/ @
9 o6 L; u8 R- Z8 Q. }* |
Section 14 Protection and Control3 c7 M) x: `# A
General Requirement
8 G' A7 R+ d- m3 _) h14-010 Protective and Control Devices Required5 M+ _5 q+ ?6 e. T. a& x
14-016 Connection of Devices1 ]* r% ]0 L6 c
Protective Devices – General
" D- M N. c* t 14-100 Overcurrent Devices Required
% B) Y& Q- V1 m1 z, o6 b14-102 Ground Fault Protection (Appendix B)
( g0 [' |$ q; n" Z! U4 ]14-104 Rating of Overcurrent Devices (Appendix B) Table 13
7 f- g- d2 M" T14-112 Overcurrent Devices in Parallel
( u8 p5 {3 q4 I6 \" Q0 u# NFuses' s# S2 ]4 U1 E
14-200 Time-Delay and Low-Melting Point Fuses: _8 N1 X4 L3 E2 d" r
14-202 Use of Plug Fuses; R8 }: V1 M7 D; j( r6 N- o9 T n
14-208 Rating of Fuses
+ L& c# l( f6 I14-212 Use of Fuses (Appendix B)9 E5 E( _) D# a! Y; r
Circuit Breakers+ O8 X O4 _( M. ?* _4 `* ?0 G
14-300 Circuit Breakers, General
) S9 G9 o( Z' H3 L W14-306 Tripping Elements for Circuit Breakers
6 {' b9 I7 W/ r8 d( C, h14-308 Battery Control Power for Circuit Breakers% ^1 P4 i, t' @2 |7 u
Control Devices - General9 ~( t* A$ \5 Y! S6 P
14-402 Disconnecting Means Required for Fused Circuits3 z% A1 M& d4 N0 B8 p
Control Devices - Switches
1 `5 i4 \- P- W' i- X, ^& @; `& l1 E14-502 Mounting of knife Switches
# z% ?, A; k' h2 K# A14-504 Maximum Rating of Switches
1 ? D! g- Z) m9 J9 w14-508 Rating of General-Use AC/DC Switches (Appendix B)
1 e8 Y q# A1 ?. t14-512 Manually Operated General-Use 347V AC Switches (Appendix B)9 g: _7 r; F" D' \& M! d8 o
Solid State Devices+ X8 c$ q a n
14-700 Restriction of Use: `- C7 }8 D4 z$ U& { G5 y
14-702 Disconnecting Means Required* |; S5 ?5 h [6 g* D% S- ~; `
) L9 `: y7 u1 W% \1 C- f
Section 16 Class 1 and Class 2 Circuits
6 s( P: a, N1 K3 OGeneral
+ ?/ q7 `% h8 u5 B: q16-004 Class 1 Extra-Low-Voltage Power Circuits! e7 S6 H8 Q7 ^6 r5 `( L
16-006 Class 2 Low-Energy Power Circuits
+ X7 _6 U0 K# W0 ~# s9 o2 Z+ Z16-012 Circuits in Communication Cables% n1 n4 S3 t; I( h3 v
Class 1 Circuits
; o! ~# x# t: K+ P16-100 Limitation of Class 1 Circuits
& _; u# N( R" L" z16-104 Overcurrent Protection of Class 1 Circuits$ E) W4 u) C/ j D( H; j9 _# {
16-106 Location of Overcurrent Devices in Class 1 Circuits
: C# }: B! k" A: J16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
1 o. \3 L+ X3 t$ m' J9 O' C16-110 Conductor Material and Sizes1 S' z0 ^$ C( d* q0 \
16-112 Insulated Conductors for Class 1 Wiring1 k% V+ D7 ~( b
Class 2 Circuits4 }6 W c" ^3 P j. Q6 I5 o2 p6 l
16-200 Limitations of Class 2 Circuits (Appendix B). F4 Z& W" [4 w h9 |3 l
16-204 Marking
l) [9 O: s0 {7 Q9 V! I, _) J16-206 Overcurrent Protection for Class 2 Circuits
7 P6 g2 ~0 @/ j. p1 G" F16-210 Conductors for Class 2 Circuit Wiring (Appendix B)% S% T3 e3 V% X1 J- N2 E
ELC: extra-low-voltage cable
- U0 y, h( |7 r f+ V/ E; _16-212 Separation of Class 2 Circuit Conductors from Other Circuits
4 b/ L% m8 X6 `7 a8 j6 `) i
+ a! W4 q/ P) I' O K: a; s( l1 K# zSection 18 Hazardous Locations/ h9 |4 [3 j1 j6 c }
Scope and Introduction: d8 j# V7 n, n, {
18-004 Classification
; ]/ a" {2 F4 E18-006 Division of Class I Locations (Appendices B and J)
# s, i9 _/ T N18-008 Division of Class II Locations (Appendix B)' s5 a: l: g: C* R/ @+ w
18-010 Division of Class III Locations (Appendix B); k" Y I; {( w, i" q) _$ N
General
}" W9 b1 B, `18-062 Metal-Covered Cable (Appendix B)2 N* D$ D4 P2 u# o: A
Installations in Class 1, Zone 1 Location
, [& d# O) T9 n+ A) g6 t18-108 Sealing, Class I, Zone I (Appendix B)' u: W: b6 T) S. d) L
5 }5 H Q! O4 e: a9 }4 q1 T
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
0 E, A0 R- ~. u \1 i) c3 r% GGasoline Dispensing and Service Stations! Y( U: f! `% E; S) H6 X+ q
20-002 General
0 x% m# R2 Z# u9 b- X" X20-004 Hazardous Area (Appendix B)! e7 q u9 t* |
Propane Dispensing, Container Filling, and Storage% [) A8 l9 @# i2 \, o
20-034 Hazardous Areas - Table 637 @( U- U! h) Z' g' U9 L% ^( f
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities, L7 m& P! G) p$ W8 J
20-062 Hazardous Areas4 r5 ~& {/ N4 B# I7 m% L
Commercial Garages – Repairs and Storage6 a% [8 }6 g- ~1 N
20-100 Scope
, J0 h; r7 _' @- y" e! D20-102 Hazardous Areas (1)
, b) {" T2 y1 D) ~! u
* u: n7 q6 i+ k) u$ R: P( L9 X) qSection 24 Patient Care Areas; c) z0 D. d; S
24-000 Scope (Appendix B)( H8 h6 c8 _* J3 J) l$ B' M
24-002 Special Terminology (Appendix B)- S/ N5 z$ A$ R) d/ Z
Patient care area& S7 @ i6 o# [; {; |
Patient Care Areas" ^9 R1 m2 t: b) y5 @
24-106 Receptacles in Basic Care Areas (Appendix B)) |3 N1 N4 L/ Z+ o1 q
Isolated Systems G9 G1 X' Q. G; @2 _, Z+ M+ d
24-204 Single-Phase Isolated Circuits (Appendix B)$ q! V9 p4 V O$ |, e+ W( ~# O
24-2066 l7 B2 Q% z3 C# L7 B
. ]1 K3 O# y4 N/ N) \* b
Section 26 Installation of Electrical Equipment
; U7 G9 G5 C7 R3 u2 a" \% bGeneral
1 R. m) H6 z, w( E; n* ~: H26-004 Equipment Over Combustible Surfaces (Appendix B)( e. a; T8 o: b& C3 G
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
% j) W$ K& N" H Isolating Switches" {# m" P' Q. P) N) |
26-100 Location of Isolating Switches
7 T( ~. S' B$ t9 ^- j6 GCapacitors
9 N( m" v9 n( j! ?( t26-204 Guarding of Capacitors; i5 ?1 `* u3 j. ^
26-206 Grounding of Capacitors+ Q) A3 {( L$ D; p3 b4 ^- G2 e
26-208 Conductor Size for Capacitors
+ c6 \4 }% B" s) S0 @0 R, U& t6 ^26-210 Overcurrent Protection (Appendix B)
3 W0 h; \- T" v( o- v1 W) C26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits$ |9 t: V8 ^+ I! x$ S; H
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits0 e5 k+ e+ {- K* N' U# K- ?4 t/ S
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits" }2 E9 b7 |. A
26-218 Special Provisions for Motor Circuit Capacitors
0 W" ]! j& N6 r/ L: ?26-222 Drainage of Stored Charge of Capacitors2 m i8 ^$ O8 q1 f
Transformers$ s; E4 l# V! Y# i: U
26-240 Transformers, General/ a; n. d& h, x* [: K
26-242 Outdoor Transformer Installations6 D/ O7 E8 e! g1 V
26-244 Transformers, Mounted on Roofs (Appendix B)6 O) L6 {1 \6 [$ D
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
* I, m. Q1 O8 z# g6 M26-248 Dry-Core, Open-Ventilated Type Transformers
; J N; M1 {; G+ B& L ^2 [26-250 Disconnecting Means for Transformers2 A1 l1 b5 @. u p% m: r6 g
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V/ r) U2 J+ O+ n) i' p$ `
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers+ D. \- y x& J, F/ X8 v/ x( I
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)' a9 |. u& d% e7 d6 E1 d4 ~
26-258 Conductor Size for Transformers
9 L* n8 i0 [1 e26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)$ i! r" l6 t- U: b) q
26-262 Marking of Transformers2 ]2 D9 I9 z( c4 c2 y6 o. e' K
26-264 Auto-Transformers8 O+ E* `/ Q8 J& d4 p( d' h
Fences
9 B' i5 X+ x* p1 [/ \' Y' y26-302 Clearance of Equipment - Table 33
) f1 ?! p6 v8 IPanelboards
; x6 r& H+ N/ e# W: F26-400 Panelboards in Dwelling Units (Appendix B)
: b$ E8 f: a c& z# k" m/ n26-402 Location of Panelboards (Appendix G)5 T& ~5 k# \- M2 T E( e3 h
Lightning Arresters
6 n, V7 ^+ m* p& [$ I6 {1 p. P/ {! m26-508 Connection of Lightning Arresters6 b8 g0 u* v$ L8 K& K2 S
Storage Batteries% S8 Z# j; z) G, A4 R
26-542 Special Terminology- P7 g- f0 P" E/ G1 g3 H
26-550 Battery Installation
" s2 z6 ~1 Y* e6 b" s( c26-552 Wiring to Batteries. H# v( t/ n! ?" r- Q
Arc Lamps/ o" z3 ], M3 x+ o% L
26-600 Location of Arc Lamps
" `" K8 m& S, x0 j( I* `# p26-602 Conductors to Arc Lamps
1 p! p3 h' O; @26-608 Globes and Spark Arresters8 b. @# z, e0 G7 A
Receptacles* a. ]$ m" N6 ]/ x8 n/ \, P* A
26-700 General (Appendix B); p0 F" j6 {" x1 Q$ _& m" G
26-702 Receptacles Exposed to the Weather
- \8 ^! n( r+ T: A# g5 W6 pReceptacles in Residential Occupancies
: Z9 B) l' |$ [6 \/ i* G0 r F26-710 General (Appendices B and G)* [+ L( X3 @! i8 r$ I# z" \/ M
26-712 Receptacles in Dwelling Units (Appendices B and G)
5 {% b3 [8 r- a2 V1 S. O26-714 Receptacles in Single Dwellings (Appendices B and G)
( [2 f% W" e& X1 |- q1 ]8 JBranch Circuits in Residential Occupancies
# J5 _% ^; h5 }' U8 Q26-720 General' n, b4 ~# F4 n B5 g
26-722 Branch Circuits in Dwelling Units
& G l5 I( k% z26-724 Branch Circuits in Single Dwellings' P' _( j: b# w. V! D
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B): k5 [# A9 ?! g9 @, {& R) D
N 26-720 (F)
* j. l% e2 z1 ?8 u1 ~; c8 g- BElectric Heating and Cooking Appliances
$ D4 ?/ g! k- g6 O7 [. a) V3 x% y' p26-744 Supply connections for Appliances
+ `0 }8 X/ e( |- M+ p( u0 F26-750 Installation of Storage-Tank Water Heaters
4 A0 V1 P' v! J# y26-752 Infrared Drying Lamps
5 Y* F2 p% `% r( m2 l: ?
4 ^* v0 X. l2 f6 |' s( t8 TSection 28 Motors and Generators
5 m/ a, ^5 n2 {# w. g; r* ?General
. s3 n& Z8 A; k28-010 Special Terminology; ^& J& B1 a( k# _8 \% b
Hermetic refrigerant motor compressor
! _. z, l5 C5 \5 G, q* I& yLocked rotor current rating
+ ]1 i' Q) }- n; D3 b/ z& eService Factor
" [' \5 @2 r9 R, UTable 44; Table 45; Table-D2" C1 u- g2 k* K1 \2 h
Wiring Methods and Conductors2 a' P1 @/ P7 R! Q( o* L
28-102 Portable Motors5 o- ]! e+ y4 q9 b
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
; R. q: L* t+ A1 ~# n$ w) j) V/ y28-106 Conductors, Individual Motors" R/ X7 J1 a; P o! s: N
28-108 Conductors, Two or More Motors, \8 K/ i( @% e* m( h* K8 U
28-110 Feeder Conductors2 ~( T: G$ T% u* L) g2 @
28-112 Secondary Conductors
) C# u# z9 ? bOvercurrent Protection( L5 A0 ?; G/ a. ] b' v
28-200 Branch Circuit Overcurrent Protection1 Z6 u% \. q+ k
28-204 Feeder Overcurrent Protection
2 {! N& N" X& x28-206 Grouping of Motors on a Single Branch Circuit
3 `( \) q1 b# K28-210 Instantaneous-Trip Circuit Breakers (Appendix B)! F+ C9 w- ?2 c; j) a1 A
Overload and Overheating Protection+ \3 m/ _; ^4 L# {9 V7 S
28-302 Types of Overload Protection
5 X0 P+ G* i! r8 x' ^% u28-304 Number and Location of Overload Devices (Appendix B) Table 25
8 W( r# m0 l V3 ^- f' H" `* z$ @28-306 Rating or Trip Selection of Overload Devices (Appendix B)
. c- f3 R& I# E! N28-308 Overload Protection Not Required
2 A, F1 V! }4 a* TUndervoltage Protection / ?& r, T. Z( r7 ^- C$ K
28-400 Undervoltage Protection Required for Motors (Appendix B)( \0 ?* s$ g1 R" {# E
Control
7 X7 {. z8 T3 k) J" ~0 J28-500 Control Required, n) E, _: t. x6 i2 X; `! v
28-502 Control Location
5 e! S# E3 p" `28-504 Starters Having Different Starting and Running Position& S% T& W7 W* S5 V; [# F% Z6 J2 F8 J
28-506 Grounded Control Circuit
* | Y( Z/ E3 t0 KDisconnecting Means& }8 O" Z9 o j* ?& C: V
28-600 Disconnecting Means Required
8 a+ i3 l5 ~! D8 a28-602 Types and Ratings of disconnecting Means (Appendix B)
( B1 p& ?! v& T2 N0 S- f! V28-604 Location of Disconnecting Means
* Q* K f* g8 q& K Hermetic Refrigerant Motor-Compressors
2 O+ s' t' H8 W% u+ h+ n" {. I28-706 Conductor Ampacity4 B8 d$ z) T* V) U
28-708 Overcurrent Protection$ J% {1 @9 K1 X; {4 m# ]
28-714 Disconnecting Means
* Q$ v4 ^9 X) c/ dProtection and Control of Generators: O/ G7 U. `5 Y4 S
28-900 Disconnecting Means Required for Generators _. D) t1 N9 M$ t; ^3 d( j, e
28-902 Protection of Constant-Voltage Generators
) R! a1 H ]3 G$ h4 ^9 n l; K28-904 Generator Not Driven by Electricity
! L( O6 J! u4 w0 J- {2 ]7 B& B28-906 Balancer sets
; P3 L& ?# R8 d- r' A28-908 Three-Wire Direct-Current Generators5 G( X# U% G) S+ N8 d1 _8 Y) m/ z
' N/ n8 |+ q4 e! t7 D+ x% [) C' q/ OSection 30 Installation of Lighting Equipment
' v4 i' T; H3 Y30-002 Special Terminology (Appendix B)
4 a$ |% [" c4 Y8 u- m* u0 CGeneral- ^6 X( _5 w, K# e
30-102 Voltage6 ?# S- h& ]7 h6 G' ]6 P
30-104 Protection (Appendix B)
8 \. H7 M7 T5 V" ]2 }30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment8 t9 A3 L: [% X6 z
30-108 Polarization of Luminaires
' a5 |- l2 ?" ~30-110 Bonding of Lighting Equipment
8 M, s) Z0 r0 M; ILocation of Lighting Equipment9 W5 ?. B; W) ]' o9 L) J1 O ]+ K
30-200 Near or Over Combustible Material$ D. g' t6 d4 q" o F
30-202 In Show Windows! f d; \! o4 k# j
30-204 In Clothes Closets: u/ H0 Y. k$ @4 O/ D# U: x
Installation of Lighting Equipment( F: l/ u# p/ w, m+ \
30-302 Support
! J3 i5 p" x( _8 r( ^) r/ }30-304 Outlet Boxes to be Covered, k2 ? ~$ i) Y8 J1 U* G
30-308 Circuit Connections" a7 u I6 U t3 f3 d6 f! p
30-310 Luminaire as a Raceway8 I8 q. k7 d; d: D3 G3 j
30-314 Minimum Height of Low Luminaires
1 R1 j: D. p( A9 B* {30-316 Luminaires Exposed to Flying Objects5 R5 y* r* y/ R- [& v/ V
30-320 Luminaires in Damp or Wet Locations) l- q% a& }5 }8 B; _
N 30-318
: _( ^& c9 v+ j8 S+ S, ~$ bWiring of Lighting Equipment
; t1 R& {0 {, w' y30-400 Wiring of Luminaires
+ C; A6 w! o" {0 D; h30-402 Colour Coding
/ J8 z$ N2 k+ ]1 d6 f* W30-404 Conductor Insulation; Y& Z0 d8 X6 C4 A+ r1 V
30-406 Conductors on Movable Parts' |# z* W. b7 w' V
30-408 Wiring of Ceiling Outlet Boxes
8 U- |' \% A1 @- [; Q* D' w0 g30-410 Wiring of Show Window Luminaires
9 |5 e7 V7 O& V! V6 }4 _30-412 Tap Connection Conductors
% G1 o; e8 A4 e; |) y0 Q! M7 X3 \Luminaires in buildings of Residential Occupancy
* [5 p& N- R# c6 s4 a30-500 Lighting Equipment at Entrances (Appendix G)& a+ V3 z3 @6 k) B6 _
30-502 Luminaires in Dwelling Units (Appendix G)& I8 q9 V: z5 Y5 z2 W% W
30-504 Stairways (Appendix G)% X0 K7 J5 U" Q+ G0 T
30-506 Basements (Appendix G)
2 |$ J. h/ z9 h30-508 Storage Rooms (Appendix G)
& i- |8 ~% _9 u/ X30-510 Garages and Carports (Appendix G)3 [ Z r U7 A; p
Lampholders0 U N' J1 o; I/ W% ^- V% u6 Y4 e
30-600 Lampholder rating with Incandescent Lamps& q7 Q/ Q+ }$ C7 R! O. | t3 X# S/ b
N CANCEL( l4 a) V" x. H" O
30-602 Connections to Lampholders$ U" D9 S6 Q, O& c% d
N 30-600$ \; A$ j/ m$ [/ N$ Z3 a" w! i2 `5 F
30-604 Switched Lampholders Used on Unidentified Circuits0 f) \- A3 s. |! S* O$ Q4 c. D
N 30-6020 [. M: a6 w% {
30-606 Switched Lampholders with Pull-Type Mechanisms
. }9 c2 ~4 t2 T0 j0 r2 C6 g* UN 30-604$ Q$ R3 i/ R) i" M9 p9 d
30-610 Pendant Lampholders
* P* {& d+ ?) e* R- iN 30-608, V& ~: ?7 i" Q" P- [* p1 ?; \' E
Electric-Discharge Lighting Systems Operating at 1000V or Less2 F- | v( T v
30-710 Control (Appendix B)& a1 e' [$ _7 |2 \9 @/ l
30-712 Branch Circuit Capacity& [0 M! @# T# ~! \! |; m/ u7 n
Electric-Discharge Lighting Systems Operating at More Than 1000V) \9 P* L6 p, Q; v$ n2 X7 V
30-802 Voltages, Dwelling Units
; p8 u- B: O! q8 V. q* K$ `9 m30-804 control (Appendix B)
3 ]1 S! U; i$ ]1 O' }Recessed Luminaires (Appendix G)
4 a, |( P2 v$ }/ G6 n9 U30-902 Spacings for Non-IC Type Luminaires1 r2 t1 [, O* G e
30-910 Wiring of Recessed Luminaires (Appendix B)
1 e: h1 o6 C; w3 h4 mExposed Wiring for Permanent Outdoor Lighting
8 y# y, I& d# C) V30-1120 Branch Circuit Loading and Protection
$ a o, ]. i- Q; A$ Z4 L$ m2 z; E" S% VExtra-Low-Voltage Lighting Systems
/ o' a, b) @7 N4 Q x2 q5 r30-1202 Sources of Supply/ g, p) q/ r5 P1 {% R! t! W
( d- ]3 {6 @6 d+ i1 |: @Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
0 f, s% }$ m8 TFire Alarm Systems
4 Q4 F$ s( c3 P! V9 M32-100 Conductors% K) w0 A' Z& q; u" I
32-102 Wiring Method
6 F$ G6 x6 M/ m" Q32-104 Equipment Bonding6 z& L# b+ `: D& C. o, }2 V
32-106 Electrical Supervision
, w2 t9 x7 N- X1 d32-108 Current Supply
6 E9 R# P2 u6 G32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
8 E4 ?/ ]! Z3 z& Y" l1 I+ F7 t9 OFire Pumps6 G9 z0 R1 X7 ~9 }6 D: [
32-208 Overcurrent Protection (Appendix B)4 b# d1 P# {$ |' w' `& N# s
N 32-206
4 ^$ c4 ~& b8 R# T6 r3 L% U32-210 Overload and Overheating Protection (Appendix B)4 ?9 C% E) |) Y
32-212 Ground Fault Circuit Interrupter (Appendix B)0 C! n" L0 d8 k( Z |4 }6 A* n; F
, i' z. {0 `2 T* P3 U& l+ z6 iSection 36 High-Voltage Installations7 e8 s- B/ I" _, @7 B3 K
General
: U; k2 X* t+ C& V/ { P; T g9 N36-000 Scope (Appendix B)( v9 _) b+ T% w7 ^# Z1 W: Z' l
36-006 Warning Notices1 {! W: e5 G( [- n
Wiring Methods
0 }1 F" B& y7 f0 C( G" \5 P36-102 Radii of Bends# I5 ]2 f5 ~3 J" t. y0 C+ o- L7 j
36-104 Shielding of thermoset insulated conductors0 C4 l6 u9 ~2 o6 q* M5 H
36-108 Spacing of Exposed Conductors (1) table 30, table 31, m! U" f$ A/ z1 G
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
6 ~' b" o' M, @1 r/ h. h3 ~3 ~/ QControl and Protective Equipment
' b- D9 W2 u- Y& p; \1 c36-214 Disconnecting Means" d, H6 o- w, R
Grounding and Bonding; P# |! Y+ a. e. s& U! o/ F
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections2 C- ^6 V+ X" n' J* a
36-302 Station Ground Electrode (Appendix B)( b: z" ^- o7 ~' v. ^
36-304 Station Ground Resistance (Appendix B)
4 \7 E# m0 K! x- a0 P/ R36-308 Connections to the Station Ground Electrode (Appendix B)
; K* g0 Z/ [% r# V) h36-310 Gang-Operated Switch Handle Grounds* _$ Z% d$ J0 _. [9 ~$ e. ?) i8 @% B
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations, P7 r& D6 r w6 h2 c! k
0 U/ p. j6 V3 Z" D8 Y4 a1 w
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
% h) \/ K6 s$ M38-002 Special Terminology (Appendix B)5 f/ ]2 @" r% I
38-003 Voltage Limitations (Appendix B): O" l' m1 b# X$ @
38-004 Live Parts Enclosed
( y0 T1 _* X" Y2 m' U, l' s38-005 Working Clearances: r8 O/ n, l0 Q# L3 ^6 T
38-011 Insulation and Types of Conductors
8 Z* Q: w/ ~" u: j* A' Z( x4 ?38-012 Minimum Size of Conductors- u B" t5 I- x% R( H) Q
9 U" x- M) [: s6 q/ eSection 40 Electric Cranes and Hoists9 C- C4 H- M @7 Y% Y+ B% z4 `; o
40-008 Disconnecting Means
6 w' o5 D: O2 O4 o6 U40-010 Main Contact Conductors9 W8 G9 h) j1 h5 S, e& E i
* y, a- h: V1 E' `1 r" ?Section 42 Electric Welders
: Y9 c2 O& y. F* _. LTransformer Arc Welders
6 } R' q+ H' R) e' _42-006 Supply Conductors
0 T' N8 ^* h* z% J. g* u/ y: G7 F$ L7 [ w
Section 44: Theatre Installations
+ I0 |$ m* X3 E9 _5 ?# k" OGeneral
, y5 y* T7 K) W+ [44-104 Number of Conductors in Raceways
3 b% j r; v p- d" w, X44-106 Aisle Lights in Moving Picture Theatres
$ F4 Q) a- s; ?3 r2 G) n4 t, t5 BFixed Stage Switchboards
5 ]2 T1 y- H$ G- R44-210 Overcurrent Protection+ p2 ~3 y% L: c' F! |1 j' c
Fixed Stage Equipment
/ M* M0 {/ t1 H* x- j1 o44-324 Receptacles in Gallery Pockets* ^' }- B9 Y# [; i$ O4 R. \5 x
44-326 Receptacles and Plugs: p" s' O# M. @& J) x
% \' X; h* h' ]& V6 e! s: z5 k5 jSection 46 Emergency Systems, Unit Equipment, and Exit Signs8 @! Q* t8 b( E2 U V3 {% U
General
2 s* m7 s; `. U8 B% v/ x- H* X46-102 Instructions
: b+ ]; h7 O' h3 r46-108 Method of Wiring (Appendices B and G)
/ t- k0 V9 z" w' |Emergency Systems9 ]6 }8 ^0 ?( R+ ]7 _0 e5 {8 W6 K
46-202 Supply (Appendix G)7 C, z0 Q- G6 U
46-204 Control4 _$ ~$ t- d/ o# H4 R
46-206 Overcurrent Protection9 n3 \5 H3 C7 ^! o/ d' t$ U
46-210 Remote Lamps
( u+ d- r- C4 f& xUnit Equipment0 @. t8 J9 H2 A6 @5 D
46-304 Supply Connections
( g0 R, ?' G8 w- y% ?! u1 a46-306 Remote Lamps (Appendix B)5 d7 v& B- e: s8 c: S: k8 {
Exit Signs
. K7 I* T# C4 `# F* A46-400 Exit Signs (Appendix B and G)
6 _$ `0 }4 S( N' I
C, C9 q4 ~5 a/ d0 \Section 54 Community Antenna Distribution and Radio and Television Installations3 Q; o( k& q$ M1 u5 f" [& V
54-000 Scope
- b: j1 X. M+ P* R8 L: Q8 b$ ]54-004 Community Antenna Distribution (Appendix B): f4 O/ \' n: C. v9 s2 Y/ b0 i, ?; M
Community Antenna distribution0 |/ B1 |/ S, h* B* m" l) L& \1 @
54-100 Conductors
8 k3 ], \/ i& u. z4 v' H54-102 Voltage and Current Limitations (Appendix B)
P& P) w0 ]8 r+ t1 y$ s4 eProtection) H' k) n% m3 F- V6 f- @
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)7 H+ C0 y% T( X5 M* C, ?* b
Grounding: D7 R1 O3 R" ]1 G1 Y
54-300 Grounding Conductor
K% i8 j" o% [. x. t+ YConductors Within Buildings2 `; p( S9 F+ L( m; U
54-400 Separation from Other Conductors
& [* E* j4 ]7 L/ e9 B8 h* QEquipment, C& m' T* v/ T+ l7 `2 z, O: b! }
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
* Z) `+ |2 N( O1 H. @, i1 E54-502 Exposed Equipment and Terminations
$ _" [! i. q2 W, M" P! Q9 x# @! Z+ l6 I- N
Section 56 Optical Fiber Cables
2 n; `4 q: k/ W* OGeneral! S* z6 r+ i9 @
56-100 Special Terminology
4 ^( }- h: Y% ]7 E! [56-102 Types
4 J& y. ?. G3 Q7 M- Y rInstallation Methods1 J# X6 D- X D3 }4 X- u, j
56-200 Nonconductive Optical Fiber Cables (Appendix B)! _/ D( u: f7 t2 N
56-202 Conductive Optical Fiber Cables (Appendix B)9 u/ m( x! P5 y* B
56-204 Hybrid Cables Y& I/ X0 F2 u5 |- V; _
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)) s+ k/ u5 C, s. ~+ x
+ y* D0 u7 X" O( a* gSection 60 Electrical Communication Systems
; e; F4 a& T: o( zGeneral9 j* e) {2 C' S/ H4 J+ v2 W1 w
60-100 Special Terminology# y/ q1 L9 \, b5 X, i* H
Protection+ X0 e! _; `1 f' G% j/ f
60-202 Primary Protector Requirements
3 Y0 I) ~- L* Y) l$ H- x( VInside Conductors, y& ^: T# v4 r/ N) f. U3 a# Y- f
60-308 Separation from Other Conductors* d- t7 Q R- G6 x# o- k; e) G# h
Equipment# S5 Q' ^( U* c: {
60-404 Exposed Equipment and Terminations
) g8 S$ _$ E+ ]" NUnderground Circuits
8 Q5 G# x8 c8 F/ P60-600 Direct Buried Systems
$ _; p* |9 f7 V b
. I5 K0 P+ l/ a9 p& G/ H9 qSection 62 Fixed Electric Space and Surface Heating Systems7 O/ F* z' Y1 C& ^3 e0 `. N
General( |- I% a& X4 @; Q
62-102 Special Terminology5 h3 i4 _5 r2 ^3 t( \
62-108 Branch Circuits
3 N9 ^, Z/ ~8 }$ t62-110 Installation of Fixtures
: V7 P; ]/ L$ ^9 l9 H5 b: `1 S62-114 Overcurrent Protection and Grouping (Appendix B) (5)! F# l, Z( f' M2 x
62-116 Demand Factors for Service Conductors and Feeders (2)
) q+ Q) P. w+ N' o1 P) q! V' T62-118 Temperature Control Devices2 I7 ]1 f( j+ {6 G3 y' q
62-122 Installation of Series Heating Cable Sets (4)(7)
- M: D4 r/ s0 CElectric Space Heating Systems
& G) |8 n0 a; D5 T# M5 ^62-202 Temperature Control- Z" ?: k, Q3 @" s) q
62-206 Proximity of Other Wiring (Appendix B)
/ e& l# }1 b" `* X, p C6 g' Q- m. v62-214 Installation of Heating Panels and Heating Panel Sets
; A& W$ u& M, e62-218 Series Heating Cable Sets in Cement or Plaster Ceilings) S. c: w/ g) J% b& U- U
62-226 Installation of Under-Floor Covering Heating Panel Sets
. e. R* b+ ~8 u, jElectric Surface Heating Systems$ L/ G% q9 `& X# m
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface! V8 m; X$ o; u0 U" A# X* Z
; c3 o+ C5 j) P c sSection 68 Pools, Tubs, and Spas7 K; {+ |# _6 t# g7 K
General
% y- o1 A# @ x- {, k3 l9 U3 T8 S7 G68-050 Special Terminology
0 I/ S+ e3 z. ?& R& D68-056 Underground Wiring - Table 61
6 y" E/ F! I0 l5 Z- U8 p# e1 B) C68-058 Bonding to Ground (Appendix B)! o8 D) s% g1 ]/ }6 k: ~
68-060 Junction and Deck Boxes (Appendix B)
$ |* t2 I4 c1 s% e( Q& W# z68-064 Receptacles. B& F0 p8 B% X2 [2 n
68-066 Luminaires and Lighting Equipment
8 y0 y% l/ C. ^8 ]* b68-068 Ground Fault Circuit Interrupters (Appendix B)$ v0 a, U. q" y
# ]& D1 l0 N3 e) a. `2 ]2 o( L4 Q, Y
Section 70 — Electrical requirements for factory-built relocatable structures and 1 F S+ I; Y7 u* S) q- B
non-relocatable structures0 m- y1 \+ L; T! [) u' E3 |0 D' P
70-130 Tests (see Appendix B)5 X9 Q! [( ^- M$ n8 {9 Q2 U
: _! `/ E7 [& J0 y# I1 T! ISection 76 Temporary Wiring (Appendix G)
7 a) { I9 g8 x8 L4 w" T0 @76-004 Grounding1 m f( l% b5 _$ j5 m1 l8 J+ h- G
76-008 Service Entrance Equipment B) R3 g" j1 Y9 S# s8 u
N 76-0062 r( \6 V% A$ L- P8 T4 V: [
76-014 Branch Circuits8 r5 N* X$ m: ^4 Z) G# T6 ~
N 76-012
2 U5 L8 V7 Z2 @6 b j4 V- p
/ k: U7 y8 `+ a6 zSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours( Y6 a2 j* Q$ i. Q: y3 l% {( g
Marinas and Yacht Clubs* X. e( t2 F. u5 J
78-052 Receptacles3 e% c F1 {$ ?5 q
78-056 Feeders and Services% {2 ^& ^" W3 K; ?9 z7 r" d; a9 T
Marine Wharves, Structures, and Fishing Harbours
/ k& L, m+ X: u7 S: Q7 }78-106 Grounding and Bonding
( N, [6 J- ] H0 ^7 w2 H8 m( e! }, a- GTables4 z2 e6 y1 o: N* u. f
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, V1 Q: u2 h) y9 F5 f, S9 `) Y6 h
. R# V0 j3 I, k c0 tDiagrams: 1, 2, 7
7 B& Z& y9 |( N: _" }4 }
3 X' s2 B% N% O8 e. BAppendix B. ?+ ^0 L1 ~( ], b* y" N
P352: Ground fault circuit interrupter- 6mA( a" [7 s( q& w3 G/ X/ F4 H+ P
P354: 2-126 FT1, FT4
. ~% ^( d+ V+ S% dP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)1 t* I% ~& S+ J
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)" f5 [0 _* l* H4 F- C8 z
P370: 12-1012, 1118, 1214 Example:# U8 n+ k; D1 M7 P( Z
P371: 12-1108" |9 {* z5 {) E2 u& G) B6 j
P381: 18-108(1)(b), 18-158(1)(b)$ e( G* J* `6 H1 ^: ^0 p3 A+ Y5 f' m
P386: 24-206
- e- ^1 H' W5 j: V' U2 \. f, s. W2 XP389: 26-256
# y# s( k3 a! B+ R9 P KP391-P393: Section 28, Example to determine Motor Conductors and Protection
; b5 ?0 a9 Y9 @2 I3 X( R
8 ^0 V+ u$ K. BAppendix D; z3 l+ e1 _! G5 C
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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