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Canadian Electrical Code Review Guide
/ r' N& j x( d0 \0 ]) M+ n. K5 D% bFor the Exam of Electrician For Red Seal License B0 M# s3 \, `; q. Q
! L, g: H. |6 n7 N4 @" rLesson One9 k5 d) e$ I4 N/ F
Section 0 DEFINITIONS( a$ U' R1 s3 a+ t8 p
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
) v6 }/ ?! p8 c% S$ `& G2 X$ f# }Accessible as applied to wiring methods
' x, s5 J! e8 @& rAlive or live3 V: J# q, K: p' ~7 z! F; q
Aluminum-sheathed cable
* O5 A. }- Z) T) RAmpacity( L5 H& @' ~* j0 c; Y, m4 w
Authorized person; `' V6 P( T4 m1 B. B6 A
Auxiliary gutter
8 S1 c# o0 @0 a# J9 X7 O$ M" ]AWG5 }" y* y1 L& t
Bonding7 M7 [% l: E8 q
Cable tray8 f; A8 T X; N
Cellular floor
0 G* \1 f- K1 {% m: t5 I4 S9 S) UBranch circuit
/ A7 w6 N3 v" Q1 K& ZBus9 q* [9 S/ ~" ]4 l3 b; N
Busway
. M8 E# W/ w- ^/ n% JCommunication circuit- I) R9 U$ v3 @
Extra-low-voltage power circuit& e& r% U- `4 K+ M9 z1 ]: o' M& X
Low-energy power circuit
. G4 t) g- Z% e8 X1 I. cMulti-wire branch circuit
4 j7 j2 Y k! j `0 vRemote control circuit3 }/ }9 U7 Q6 t+ L4 L( Z
Signal circuit
+ L# c' N* F; W5 P/ XCircuit breaker
- m( a. s+ X' [( ~* sInstantaneous-trip circuit breaker9 {) X+ y1 R8 ~5 G; i" J2 [
Conductor% E7 j$ x+ U; d9 J E' k
Conduit
! Q2 q8 P1 D0 m2 ^ Flexible metal conduit
D; I+ w+ Q9 H, k! R Liquid-tight flexible conduit" k5 a6 s5 x, D1 F0 q, r. l- o9 {
Rigid conduit( P' i. r, e0 _ U
Rigid metal conduit
5 U' h( n% k' j" N0 d( Q: ^" a$ T Rigid nonmetallic conduit6 F9 ]3 n. O' U
Rigid PVC conduit4 G" |+ \4 C6 t8 v' f; ?- |: [
Connector
. a+ [8 N" r' L9 g9 N! P Box connector
0 Q1 l& j) R! a Wire connector
5 ]+ S: j* T7 v6 f7 b& G5 nController& \: P, g. N s7 G
Disconnecting means
7 G5 `' k% q8 r) ^5 R; E8 S) gDust-tight
, m+ Z N1 b, R7 m3 C( ] CDwelling unit9 K( y8 `. H* x
Electrical contractor
( @ ^% z- Y! e4 v2 d4 rElectrical metallic tubing9 o8 `) C" U- A7 H8 A, a4 U" L
Electrical nonmetallic tubing
+ y( g( a: }: S" x+ x6 N$ t4 k; v- MEmergency lighting
. ~. W* a2 H& d5 H0 r. |5 |( BExplosion-proof
7 P# b5 K: U4 [1 N `$ D$ dExtra-low-voltage power circuit
2 d* q: C2 [4 h* j: B1 L$ h( dFeeder: `# v$ y: r9 `, A2 G' d$ s6 i7 X
Flexible metal conduit
5 z) W4 i+ R+ i( p* D' ]/ {# uGround0 @% ~) z. E' A2 `, O& C8 Y. e1 r
Ground fault circuit interrupter
' K8 ~4 J$ v! o* ^( E+ ~Grounded; B+ f2 @% Q" R5 L$ o, G4 s1 L
Grounding
' B/ f+ k( w" g: S4 FGrounding conductor/ X1 X+ C& W. W9 d" o
Grounding electrode+ L- J" J" a1 P
Guarded
# Z+ b! t6 r+ r. m! RHoistway
3 y6 e |% `2 u+ j. h4 XIdentified
) B- J x5 h, [7 h3 n- r) _Lampholder
. h5 q4 H) u6 MLow-voltage protection
8 {, j% b# K/ m: HLow-voltage release, y) y/ A+ E; P+ c% f
Neutral) E- e) i1 e- S, S
Noncombustible construction
" {0 B/ G* v* F% mOutlet6 J U; `& o" V
Outline lighting5 d. W( M8 {% w8 h& @
Over current device- d/ o. e0 K0 O& d
Overload device
, T8 w9 [# a; Z R! }Panel board
4 b% I- _( G9 q! P5 ?Panelboard, enclosed
9 ^9 K4 h" |# z1 J, PPermanently connected equipment- Q4 Q8 e4 X' n' {9 v+ ~, i: a
Permit
6 `. ^2 F, s9 G( P6 UPlenum; l( j9 h# @4 I2 A: w" ?
Portable as applied to electrical equipment7 F' l6 n2 W0 Q+ ?2 D
Portable ground fault circuit interrupter: R* m' w! A9 s- o
Power supply cord
. K6 u$ H' \+ Z! B# r4 \& i6 ]+ WRaceway
) v: K- P H0 Y5 xReceptacle y" e. l3 _9 Q! L9 C4 P
Duplex receptacle
* x; v- I- o' _/ e Single receptacle
' _9 q5 w& c, ] t6 i8 c2 M Split receptacle
0 r5 d0 @3 N" h: ZService, consumer‘s( L3 j% U! t l0 w4 L2 [0 n) c) T
Service, supply# [# y7 Y/ y1 r" l
Service box/ Q$ g4 {6 p& D$ ]) U+ h; L' l( ?7 L
Service room
5 t2 {8 x" c% W( gSingle-dwelling
# x4 \$ I0 T7 W3 ]8 C1 H& I& B% X9 L) ISlow-burning as applied to conductor insulation/ {. ^$ l! y$ h# o/ |
Splitter
( d* O0 @- {" y, o5 w3 m1 k4 UStarter
: K& j/ A3 p. Z" }0 T5 r5 oSwitch) I% Q0 P+ n9 W/ R# x, l: Y
General-use switch# r4 R9 @9 |: H5 v+ `' D* W
Indicating switch" p, S. d3 }9 x8 m+ c7 J5 ]: A4 |* t
Isolating switch8 q2 L; \# _5 c. {% V
Motor-circuit switch
/ u$ U+ @' m& w2 e* r2 [" ~* J: h BSystem
5 y; K% A/ _" `% Z. h Communication system2 o, h6 s0 G! ]3 H2 o7 [2 h5 M, V
Community antenna distribution system(CATV)) G: L* \/ Y, C' U( T
Grounding system0 K! c: m" e- Z1 j
Underfloor raceway
7 Y+ j" p! O Y, d: h5 rVoltage:' q. V: m( h }' o& y$ L& \
Extra-low voltage
; j6 b/ V; s2 X9 _ k1 C: `0 m High voltage
: b8 O) z9 P2 _, x. ?- F7 o' b Low voltage1 z6 k0 l' J8 F9 T+ ]8 M
Voltage of a circuit) @0 z" ~5 s8 ~( F& i
Voltage-to-ground
& Z7 h s% K6 {9 o, H2 W$ ^Wireway) P0 |. j7 E9 R/ l7 l
" }! O5 J' V* Q& Y' q" ?, ZSection 2 GENERAL RULES" V0 A4 K% l1 H
Administrative+ t1 }. X1 n, V1 o; A" J% [* L' s
2-018 Reconnection
% {) Y# m" Q+ O# w+ E2-030 Deviation or Postponement! L$ P! Q! Q. A* b7 X. r4 k* u
Technical General
- F! ]; P, B g2 \$ o2-106 Circuit Voltage-to-Ground – Dwelling units
5 a" L+ \, z1 d$ X/ H3 O0 j, D. Z2-114 Soldering Fluxes. e9 x4 T. {8 J6 W% D
2-116 AWG Sizes of conductors
# N& [. j- s/ D# S/ G/ y# j2-124 Fire spread (see Appendices B and G)
/ A+ w$ G0 X. @) h0 V2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
) Q3 w, _8 |2 Q* H8 a$ B3 @ L Q9 c/ PProtection of Persons and Property
2 ^2 @, m0 g, E8 H2-202 Guarding of Bare Live Parts7 }6 C* [3 s l7 E/ \! d1 b+ y
Maintenance and Operation4 B) O4 z% s: ]; W3 ~
2-304 Disconnection( h) d% }! T; V5 Q
2-306 Maintenance of Live Equipment
$ ]8 Z/ P7 B/ n k$ m, k8 i& `N 2-306 Shock and flash protection (see Appendix B)% Y; k$ o- t9 s, y
2-308 Working Space About Electrical Equipment: Table-56
' ?" e, e' c4 K! q+ z+ w3 H! A2-310 Entrance to, and Exit from, Working Space
* e1 P Q; {4 j1 o( y2-320 Drainage0 T G/ D' d: w$ K- Q K
2-322 Electrical Equipment near combustible Gas Meters and other Devices
- q1 Z/ I7 R% dEnclosures
. k7 t) h- O* S2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) + O: L2 k( B& i) t; U
2-404 Marking of Motors: DP, WP, TE
' R4 C/ s; k& O! V i! v& C( h! \ . K& C4 x; t/ L. {6 T2 {
Section 4 Conductors
; U4 V# K# u% ~& }" g4-000 Scope; F. B- u; e& J7 S: h1 g7 i
4-002 Size of Conductors: 14#, 12#2 ]" U- z' q$ S% s
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
( S6 l6 ?1 W+ l1 z+ i2 L# K4-006 Insulated Conductors: Table 19
* S! O/ g9 i* V' d3 b4-010 Uses of Flexible Cord: Table 11
& L* g- [: R* |4 ^/ R" @4-012 Sizes of Flexible Cord: ?. l% r" t# s3 g6 {4 i' @
4-014 Ampacity of Flexible Cords: Table 12
5 k9 M9 }, {2 I7 u- _8 q% }4 t' C4-018 Equipment Wire# j( R+ |+ @+ O) t) }4 q( d
4-020 Insulation of Neutral Conductors5 U, ^" g; ^4 Y* G" ?6 p
4-022 Size of Neutral conductor& E0 b5 R* B' ~- G! j. s9 _. U
4-024 Common Neutral Conductor. }/ k) p/ G3 h& G: Y
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum- f/ X0 ]) m8 ]" [# {9 Y* M5 w
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum6 @3 L. q5 `# G+ L; s. S8 X
4-032 Identification of Type MI Neutral Conductors
0 ]: C% B$ o+ x+ E4-034 Use of Identified Conductors
- c7 e9 o' x1 A4 x4-036 Colour of Conductors: Phase A, B, C, …3 d6 }, f1 d D6 H' a( ~
& Q7 W4 M# m* `+ k" C) gSection 6 Services and Service Equipment+ f% D1 ^' j6 C' e% d
General' F0 U8 t6 q5 _& r) J" R5 z
6-102 Number of Supply Services Permitted
6 ^, {2 l! i1 {' W8 k3 p9 g6-104 Number of Consumer’s Services Permitted in or on a Building, ^) @% k/ N2 W* y1 M# C4 A7 o
6-108 Supply Service from an Electric Railway System7 i; |( b% n4 T- q: I
6-110 Three-wire Consumer’s Services
\$ [& L" n2 u; |# ~6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors6 B7 O: T* Z. |& w
6-114 Methods of terminating conductors at consumer’s service, [* d: a+ c) Q8 Z V& g% q
6-116 Consumer’s Service Head Location
( z* p) N/ G% }' iControl and Protective Equipment
3 a7 {; a% ^( A, L& D6-200 Service Equipment
" o/ o7 k9 q7 x u4 {; m" ?: w6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
, i: M+ c1 W; N" U. S& b' v6-208 Consumer’s Service Conductors Location: O# b) O5 Y: N' O! ?5 P6 \) h
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
0 q: W- n- o% v6 G6-212 Wiring Space in Enclosures
' I# p9 i3 i9 q2 C/ d% _9 |8 s6-214 Marking of Service Boxes
( ]5 }3 m: ~( s, ^5 p/ tWiring Methods4 E* d/ V0 Y& D' t
6-300 Underground Consumer’s Services
0 q9 |" G/ ~4 D3 M6 W% U- N0 M6-302 Overhead Consumer’s Service Conductors
; X5 }: \0 k7 P# i, J9 H, N/ P6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable5 i) i8 V8 l2 V- |. D# O
6-306 Consumer’s Service Raceways
: H& ^% \; |. U/ H' v5 h6-308 Use of Bare Neutral in Consumer’s Service
9 n, p) `1 K: ]" m8 }& f6-310 Use of Joints in Consumer’s Service Neutral Conductors
) Q S4 ?, K, d( n: n- V W6-312 Condensation in Consumer’s Service Raceway4 V' [" n2 R& k9 J
Metering Equipment5 t8 o: e# ]* n* v1 J6 c: s
6-400 Metering Equipment/ J; ` ^) \6 b8 m% t2 t
6-402 Method of Installing Meter Loops
2 n4 m1 `6 d M8 b7 t6-404 Enclosures for Instrument Transformers& f! L! t- G: r. F1 _
6-408 Location of Meters) Z3 v% A& q' @, m
3 Y- P# K8 @) P) G6 S( D+ BSection 8 Circuit Loading and Demand Factors
, C8 c- d$ ~; _General4 S, [3 h8 b* S, b8 M
8-100 Current Calculations) q% g% a, [" m! u2 e% Y5 j! [
8-102 Voltage Drop ( see Appendix D)9 L6 w7 ?+ F; S8 O1 ^( a5 d
8-104 Maximum Circuit Loading$ D. z0 x9 j) z, ?5 i' z
8-108 Number of Branch Circuit Positions; @6 X9 X" B; H+ `. T
8-110 Determination of Areas( W0 a( X; j& ~7 l. V1 v& N5 z
Services and Feeders
$ q# u4 ` a- U: t- I8-200 Single Dwellings (see Appendix B)
3 {; ~. B Z ~( i8 g4 D* {0 k8-202 Apartment and Similar Buildings& o, X% \; L' l& O% I3 g4 e
8-204 Schools" A3 R( t5 k; X+ R
8-206 Hospitals
$ t" [; {' y& S# z8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
! B, ]8 i5 k% y0 M; R' Q8-210 Other Types of Occupancy (Table 14)6 P2 `# ]. a+ Y) D; h7 l
8-212 Special Lighting Circuits+ k' D1 N) I% C! ] X
Branch Circuits
6 z, l+ n% g% M8 T7 \8-300 Branch Circuits Supplying Electric Ranges
2 d5 s+ ]- y6 k+ K3 W8-302 Connected Loads
9 R1 z4 \2 p$ H I; x m/ H4 n$ K3 B ~3 A; F, q- U9 F3 X: R' J
Section 10 Grounding and Bonding3 I/ ~6 v& H _/ G, V; w$ V+ s
Scope and Object
# X3 w- b6 K! }1 e* E10-002 Object
. [ ]6 u2 B, f) q! x: Q% xSystem and Circuit Grounding
/ ]) b4 G/ Q# w4 ^, G3 s10-102 Two-Wire Direct-Current Systems" X* y7 r( J9 d7 j' o$ |: h
10-104 Three-Wire Direct-Current Systems
9 z+ N7 [5 Y/ A8 Z& g10-106 Alternating-Current Systems4 {' {7 h& ~. m- e8 j1 O3 h' k
10-110 Electric Crane Circuits) X, b7 D8 J' C$ `9 v
10-114 Circuits of Less Than 50 V7 V' @& E7 a0 h+ W4 `" _
10-116 Instrument Transformer Circuits
& J- n" f5 D) E! Q! @Grounding Connections for Systems and Circuits
* s2 q- G% k0 H' [2 Y: y# `10-200 Current Over Grounding and Bonding Conductors9 K8 s$ U% ]# X& @. {, U
10-204 Grounding Connections for Alternating-Current Systems
, \! r$ o- p# D6 Q: j7 x. I10-206 Grounding Connections for Isolated Systems% {; u5 h; N3 y
10-210 Conductor to be Grounded- A ], P, G, p2 @4 W
Conductor Enclosure Bonding% Q! x3 H- E2 H3 V( z
10-302 Other Conductor Enclosures% s/ I; z8 z T1 Q$ r" s
N 10-3046 z" |- `: e1 w/ ]& f8 n, u o
Equipment Bonding
! @9 l+ b8 _% C, a, t! y10-400 Fixed Equipment, General, r) M0 R4 u. n- s& p- p
10-402 Fixed Equipment, Specific (3), (4)
% z# {. |* b, `+ ?10-404 In Nonmetallic Wiring Systems
' _# `7 P. N2 W8 x7 S8 C10-406 Non-electrical Equipment" x8 E. ^/ @4 |& ]" J
10-408 Portable Equipment (4)(b)9 d. U% o% m1 E( H# L
10-410 Instrument Transformer Cases7 a( s8 m% q4 M- q5 i! h2 v$ F
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less7 ?% E6 x/ P0 v _) j- q
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
" M! `6 w$ o; d& X7 EMethods of Grounding* h& A+ X. i3 x; w2 S; p# Z) d
10-500 Effective grounding (see Appendix B)
& S+ `0 B/ a v4 @10-502 Common grounding conductors3 X! N( q8 L9 m6 K V/ s
10-504 Common grounding electrodes. p7 ^ K+ R. {& p1 `0 i3 y1 `: R# ?, d
Bonding Methods6 @, i, @3 H) T" \7 A) l
10-600 Clean Surfaces+ K+ ~- I: `( t) _; z( k
10-604 Bonding at Service Equipment
" z3 T$ F. K% |8 T+ U9 o/ i; I10-606 Means of Assuring Continuity at Service Equipment! f/ l+ u+ J( g# o$ u) D/ {& F
10-610 Bonding at Other Than Service Equipment5 e- n) `9 x8 S. ?
10-612 Loosely Jointed Metal Raceways
8 n. g" \- Z* U; e1 T1 H10-614 Bonding Jumpers Table 41
$ {8 ~1 n( r/ O7 A K9 }3 eGrounding Electrodes
# w, k/ C- }6 Z) ^" I/ I" {: _ Z0 R10-700 Grounding Electrodes$ S& e$ p2 A. k# @6 [! f; h
10-702 Artificial Grounding Electrodes
, l/ s1 Q& `$ }8 v8 U% n9 bN 10-700 & 10-702
. |" v: d: \' e( O4 r, P9 f9 i- x/ x10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
* g) F/ B/ z' a$ [N 10-702' n4 m( l$ K% N; `
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding: u9 r7 o: A7 _% m+ [' f2 K
N 10-702
7 v; o& k6 L( I. Q) o10-710 Use of Lightning Rods (Appendices B and G)
5 s* X+ z+ C( h! A% ~5 O3 I/ jN 10-706
# J; l0 h7 Y# V- y$ o' ?Grounding and Bonding Conductors- |0 f4 L( _8 Z6 x1 J
10-800 Continuity of Grounding and Bonding Conductors+ k0 v% N: h' G" l+ A: T
10-802 Material for System Grounding Conductors
- i( B# Z- e! C1 p$ u! X10-804 Material for Bonding Conductors
% n! r5 s, C: z2 b8 }* [2 S8 P10-806 Installation of System Grounding Conductors
$ A x. U6 S. D. X; O# ]. E10-808 Installation of Equipment Bonding Conductors$ i% d' Z0 }: g5 v4 |
10-810 Grounding Conductor Size for DC Circuits
& a8 V5 ] e4 ^ B% t" f2 a: d10-812 Grounding Conductor Size for AC Systems (see Appendix B)
t) m+ c: r, c- ?2 N3 P$ Q10-814 Bonding Conductor Size (Appendix B) c c, }2 n. S {
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment2 Z4 V- q, b q4 f; w; x
10-818 Bonding Conductor for Outline Lighting
' p- S# P7 l8 G2 o$ S10-820 Bonding Conductor Size for Instrument Transformers8 d& D: Z: `/ `5 c% v! e; k
Grounding and Bonding Conductor Connections6 ^; L2 ^, H- @& ]9 t) a/ i: b. Y
10-902 Grounding Conduct Connection to Water Pipe Electrodes/ `" j0 I) d8 m' b! ?/ e. P
10-906 Bonding conductor connection to circuits and equipment9 s0 r0 O |2 X9 g7 \; I3 m
10-908 Grounding Conductor Connection to Electrodes
1 P! N/ ~/ U; v9 nLightning Arresters4 `, |' D3 N" q8 V
10-1000 Lightning Arresters on Secondary Services – 750V or Less" |8 }* d, G( r
5 v# A% E0 o2 m% O, pSection 12 – Wiring Methods
, g1 `9 {' p2 x) lScope/ _/ G! r" Y4 ~5 L8 ]2 i# k- X
12-000 Scope (Appendix B)
: ~. }% P) K9 p% q& @$ Z# {3 h9 qGeneral Requirement
0 H W- I: g# V' D: Q X3 v12-010 Wiring in Ducts and Plenum Chambers
" ?" t1 f" k1 e# [$ x1 M12-012 Underground Installations (Appendix B)! x8 U* j3 Z% v" _) c
12-016 Lightning Rod Conductors$ I1 \3 y! W6 o: g5 b& N# R
Conductors - General
$ d8 B& x( j8 u4 u- ?2 o12-100 Types of Conductors (Appendix B) Table 19
# d1 t5 I; q- ~1 W1 S f12-102 Thermoplastic-Insulated Conductors) v1 E( v% ?, { G
12-104 Flame Tested Coverings
* M, |4 t7 z6 d12-106 Multi- and Single- Conductor Cables
9 r+ p6 _" v2 l, g5 i E12-108 Conductors in Parallel (Appendix B)
0 ~; c( _4 n5 { P7 F8 I2 U5 c12-112 Conductor Joints and Splices
' X6 S% T- T. c* t6 O. \12-114 Ends of insulated conductors7 Y0 S, d- k% O* N1 j
12-116 Termination of Conductors (Appendix B)7 m$ I6 x) M" M* R2 K8 ?6 X% l
12-118 Termination and Splicing of Aluminum Conductors
* e& |/ O3 k2 R1 W8 _3 ?* q$ j12-120 Supporting of Conductors - Table 213 Z. L* i c( l2 g( x
Open Wiring
! S* x6 \1 K! L" @; a+ Q12-204 Spacing of Conductors$ p$ h! {7 q* Z! w# o3 r& k v/ |, [" I
12-206 Conductor Supports
9 `% ?7 f" [- i# ~! M. c$ K3 O12-208 Conductors on Flat Surfaces0 y2 T/ V# W6 K) e: S! v
12-212 Protection from Mechanical Injury
; c& {5 N" w& j6 z2 T jExposed Wiring on Exteriors of buildings and between Buildings on the same Premises
8 Q% ~. ?7 W3 w# Q12-308 Minimum Size of Overhead Conductors
' c7 P8 T7 Q* s( M12-318 Use of Neutral Supported Cables
8 X7 _6 U8 [5 T" g( r" i# m6 c& o, KNonmetallic Sheathed Cable+ c2 ?5 G/ V) P: y' k7 x0 a: b
12-502 Maximum Voltage
9 s" Y; Z, |* b9 q3 r12-510 Running of cable between Boxes and Fittings (Appendix G)* `" g, h2 |& R9 e! `
12-514 Protection on joists and rafters+ O; G4 b) Y& ~" |$ P1 a- {% y
12-516 Protection for Cable in Concealed Installations (Appendix G)
5 u/ G' F: |, [2 i8 j- ~; I; c8 V12-522 Where Outlet Boxes Are Not Required) z9 S' S* ]# j5 ?: o/ J$ X
Armoured Cable) i B3 ] n6 T& z5 e( |: e
12-602 Use (Appendix B)+ s Q8 j8 V- p* V! F; f
12-604 Protection for Armoured Cables in Lanes7 {# B% n' S0 N
12-606 Use of Thermoplastic Covered Armoured Cable
' b1 w' `" ^4 U0 g8 I& M12-608 Continuity of Armoured Cable" l" j2 s# L2 S s. q3 P
12-610 Terminating Armoured Cable
- r% ]! x% D h! f12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems6 q. M1 ]. y6 F' b. s1 E# e. P
12-614 Radii of Bends in Armoured Cables# s+ E- n! Z/ M: Y& j( j
12-616 Concealed Armoured Cable Installation. W# O. p" |9 }6 R7 K [/ f
12-618 Running of Cable between Boxes, Etc* x; n/ I- M% E+ f) [3 v9 f
Mineral-Insulated and Aluminum-Sheathed Cable
2 N# i6 l& ]! [12-702 Use' g" r; Z4 ~- \1 n! D7 I4 U
12-704 Use When Embedded
/ O9 Q, p" y I$ K [! P12-706 Method of Supporting% s9 J, y9 U& E- y) t, U& B; A
12-708 Direct Earth Burial
* l( n. q; _0 A7 g o12-710 Mechanical Protection
3 e+ I J* l5 [9 N7 J7 t12-712 Radii of Bends
% J/ V, o8 c3 M8 Q% V. R12-714 Termination of Mineral-Insulated Cable (Appendix B)4 n1 O7 m; P4 C
12-716 Connection to Other Forms of Wiring
" h+ W; ~6 Z; C3 ]Flat Conductor Cable Type FCC$ ^2 m. g0 d" u+ }. w
12-804 Use Permitted! @7 s8 A9 `! Z2 S, C5 I
12-806 Use Prohibited, w& F1 u+ j) A0 z
12-818 Anchoring
4 }% h+ Y( ]" G12-820 Crossings
/ A' C5 r4 }' U+ ARaceways - General
+ M, q" b# O! }! o Q: ~12-904 Conductors in Raceways
5 @( u& v( |: `) o12-906 Protection of Conductors at Ends of Raceways/ J1 U2 E" ]! h; \
12-908 Inserting Conductors in Raceways
1 E- Z! g6 f2 Q8 o; C9 {12-910 Joints or Splices Within Raceways
# T, U, |8 J/ [# C4 J7 b12-912 Stranding of Conductors
* b" ?+ s, {! `# s2 d* h( O12-914 Electrical Continuity of Raceways
( s7 ]* C9 C- d \7 G12-922 Radii of Bends in Raceways
1 g G' a% P8 m6 ~N 12-922 Radii of Bends in Raceways Table 7
: }3 q. Y, g, I9 v; Y! b12-932 Protection for Raceways in Lanes
+ L$ g" s; M1 Z) E: q12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
$ V9 {8 k' S# |& w6 N& t3 [12-938 Capping of Unused Raceways. A; @! Q8 d0 Q4 A) H$ ]
12-940 Maximum Number of Bends in Raceways
3 s2 p4 F# `. `+ b7 u! A, z* DRigid and Flexible Metal Conduit
4 u, \2 Q& W" H% C; l$ [12-1002 Use& V$ e" W3 p) D" [0 u' u: ?
12-1004 Minimum Size of Conduits! P- ~8 Z: K' v, b! \
12-1006 Conduit Threads (Appendix B)
: v2 g* a b9 r8 L12-1008 Thread Engagement
! [* J4 q; E8 z& n12-1010 Maximum Spacing of Conduit Supports9 c0 w/ M0 ? ^& z$ W5 `* m- Y! w
12-1012 Expansion and Contraction of Conduits (Appendix B)
7 A F+ [" h5 r% w8 w12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
! {$ _. K4 [" F! h8 [2 e4 f/ }+ PRigid PVC Conduit and Rigid HFT Conduit
& y- {( }" U9 J3 F9 q/ |, N12-1100 Use, \: d5 n& H7 N# n3 P$ m: R+ y
12-1102 Restrictions on Use
' s: E9 @% I A- t12-1104 Temperature Limitations (Appendix B)3 s! W5 S! A* t, c
12-1108 Field Bends (Appendix B), (2)
( t' | [. \% h7 p$ w! H6 Y12-1110 Support of Luminaires
o% q* Y2 A1 n! P4 @2 M7 y12-1112 Fittings! O1 E! V" E$ p+ F5 n
12-1114 Maximum Spacing of Conduit Supports: i, \8 [( O5 o% c0 Y s
12-1116 Support of Equipment
* Q% X$ S& z- ]- M12-1118 Expansion Joints (Appendix B example)! D6 D( `% g% s% Q
Rigid RTRC Conduit
$ J% o0 j& C5 U. F) ]/ [. k12-1210 Temperature Limitations8 }" O$ ]1 {6 I- F
12-1214 Expansion Joints (Appendix B)
3 g X2 G- B0 h5 p$ ]5 ^' VLiquid-Tight Flexible Conduit5 }! r' U2 F* h+ v9 f, `( b
12-1302 Use of Liquid-Tight Flexible Conduit* i( S$ `; O2 J( o w" a8 P: p1 b# C
12-1304 Maximum Number of Conductors9 C' p& v3 I c2 d
12-1306 Provisions for Bonding
$ a7 ]4 z F a/ Q3 G! {: E6 j |Electrical Metallic Tubing& R- l. S, `. G7 A
12-1402 Use
?8 ^2 b' y" L+ N$ [! @12-1404 Supports# y- m5 Z2 ]- o* m: _0 X f5 Y5 d
12-1406 Minimum Tubing Size
4 l' _. V4 s! T3 |12-1408 Maximum Number of Conductors4 f9 X0 L7 ~, Y& U" a0 s
12-1410 Connections and Couplings
! B! r0 Q! [; h; i& s12-1412 Radii of Bends in Tubing, k# B+ G% c4 c. e/ w% }
N Table 7
" g$ u& V% P- n( _2 L: ~Electrical Nonmetallic Tubing
* O a& q4 B+ X: D2 p; H12-1516 Provision for Bonding Continuity3 g7 U9 E) [& P8 B3 l$ `
N 12-15143 |) p: \0 j/ V, H
Surface Raceways
, n$ a0 Y9 z" M6 M9 C' o1 n12-1602 Use of Surface Raceway (Appendix B)
" Y) x! D' D# J, s! p12-1604 Temperature Limitations* f( X% ]+ C+ k' T9 t
12-1606 Conductors in Surface Raceways (Appendix B)
' r; A# y# g' P12-1608 Maximum Voltage
. R1 G# g+ h) f# b& a6 g1 M12-1610 Joints and splices 6 O6 M0 J( J* I# ]9 z
Underfloor Raceways* ?8 n4 ^9 O9 d! b2 H- n9 q& Q: l2 J
12-1712 Discontinued Outlets in Underfloor Raceways
. z6 q8 `/ |( z0 PCellular Floors
5 l# H6 y2 S8 x8 y0 T0 X4 `1 z12-1804 Maximum Conductor Size in Cellular Floor
2 n, t+ w" W5 A1 l/ d5 A" q# `! n12-1820 Cellular floor discontinued outlets- k7 p2 q) |6 f( ?. f
Auxiliary Gutters
7 H- J) P4 k4 d) S5 j3 y' ?12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
l7 b% e/ q% I1 [0 j12-1902 Auxiliary Gutter Supports. W5 T2 x9 K0 o7 l$ k X
12-1904 Auxiliary Gutter Cross-Sectional Area
0 E1 C0 R- q9 B. ~ kBusways and Splitters
1 [5 V: ^8 M9 O% S12-2004 AC Circuits in Busways and Splitters
7 n* I/ ^! I8 c. w" {- _' |12-2006 Busway and Splitter Supports u0 [% v+ W2 \1 `0 p
12-2008 Method of Installation of Busways% s# w) `) P# K% d# Y, Q* z' T$ [3 |
12-2012 Reduction in Size of Busways8 ^" Y8 j1 [; l5 m, R6 S8 m
12-2014 Length of Busways Used as Branch Circuits
9 b5 A& |. [! S% G; i7 t% K12-2018 Taps in Splitters" d; r; y# I3 S" p/ }
Wireways
/ X" m" X/ B0 q6 [12-2104 Conductors in Wireways' o2 m" y1 X* n! T& j4 P R; G
12-2106 Taps and Splices in Wireways1 K: N" E) ]( [& f* N8 N1 W4 |2 u
Cable Trays
, E/ S7 k2 M3 c; Z$ @- a' G6 Y4 C8 n- U12-2200 Method of Installation (Appendix B)9 H" S. {) A& e
12-2204 Joints and Splices Within Cable Trays
0 p9 D3 o3 _: ?12-2208 Provisions for Bonding
5 S9 Y& g% Z# _ Y12-2210 Ampacities of Conductors in Cable Trays
& X p& q6 \7 eInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings
- |: ~& s/ X7 I$ p% T. Y6 Z) h. `12-3000 Maximum Number of Outlets Per Circuit, P3 r4 d8 \8 F- Y5 e$ P% A; [+ k
N 8-304; T6 |# F' p: I" s. w
12-3002 Outlet Boxes (Appendix B)
8 u9 a+ {) _; \# k# z4 L& j2 j7 KN 12-3000" ?. L) ^& u( c
12-3004 Outlet Box Covers
- o# c) f( t& V, P5 sN 12-3002; m8 v$ A% B0 \( c# }
12-3010 Boxes in Concrete Construction0 \0 L0 {) L# F6 i1 O9 O% R5 n
N 12-3008
; q3 n1 f! Q6 V# d# Q" A. }- r12-3012 Outlet Box Supports: r4 s2 p5 L3 B
N 12-3010. O( a6 h: M3 z+ }; h: N3 a
12-3016 Accessibility of Junction Boxes! [# R" I' x8 |7 n! }0 G
N 12-3014 \5 o% q# h3 j- G( u' Z# t3 n
12-3018 Flush Boxes, cabinets, and Fittings
# V# n3 b9 R6 [; d, aN 12-3016* L2 y+ K! E/ R, I5 o
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
6 k0 E! V* I- Q! {! B6 H( JN 12-3022
0 _# A' A f& |12-3036 Maximum Number of conductors in a Box - Table 23
4 t' h/ Y2 N7 }3 uN 12-3034# P: I6 m" m k6 ]7 ?
12-3038 Pull Box or Junction box Sizes
) T- ^6 q" N; ZN 12-3036+ V3 `, [% W$ {2 T
4 t+ {* D/ C# B1 |) L$ Y8 SSection 14 Protection and Control9 v! }0 q3 J* `4 _9 N0 m
General Requirement
6 K/ w8 E2 x! q4 |" N. A- C" P# Z: D14-010 Protective and Control Devices Required. m' H: z6 L) Q3 o. j5 z/ l/ Q
14-016 Connection of Devices+ h3 U8 A5 @: O
Protective Devices – General9 E ?9 d6 D; S0 I# S) X, U4 u5 A% E& [1 B
14-100 Overcurrent Devices Required7 L. C7 G( o, l% M# P8 O! f$ V
14-102 Ground Fault Protection (Appendix B)
) X1 r( D4 Q# E* t14-104 Rating of Overcurrent Devices (Appendix B) Table 13& R2 L+ [4 f/ t4 K6 k0 I# P
14-112 Overcurrent Devices in Parallel( r# ]+ y8 S) y. G& r) P
Fuses
3 b9 Q; n( O2 k* s6 u14-200 Time-Delay and Low-Melting Point Fuses' m3 s. \, z! z% v* t& [
14-202 Use of Plug Fuses- ~) W- s( |- s2 N8 r
14-208 Rating of Fuses
; `! w* E% s2 \14-212 Use of Fuses (Appendix B)( R& G: T k" p4 g, Y
Circuit Breakers9 V( N/ J( A- ~# q/ M
14-300 Circuit Breakers, General
2 F$ ]5 H/ p' ~ f14-306 Tripping Elements for Circuit Breakers4 T7 |' k6 n/ w$ p# H/ o
14-308 Battery Control Power for Circuit Breakers0 z M1 h9 V0 p+ b- N
Control Devices - General
3 l! s I: A2 H% N& G" b, C0 ^14-402 Disconnecting Means Required for Fused Circuits
4 K1 B9 w9 {& L) aControl Devices - Switches4 M1 Z* D3 p: V8 B
14-502 Mounting of knife Switches. ]5 P- ] v3 t, h* T3 E X
14-504 Maximum Rating of Switches
' o, z/ y8 y5 `6 q$ \14-508 Rating of General-Use AC/DC Switches (Appendix B)3 r; p& x) b5 z- l6 Z0 `0 f8 f
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
$ p" j: x2 {) x [Solid State Devices
+ R! i# Y' P, |) s% x14-700 Restriction of Use
: q9 j: U4 J4 k* }6 s14-702 Disconnecting Means Required) q% E" ^( A5 g: Z& o3 q/ @
) V) V4 l' J0 {+ o# E2 @, f
Section 16 Class 1 and Class 2 Circuits
+ [ s6 S/ t$ E2 ~! |. \' f& qGeneral
2 X( P0 w6 |, S1 b6 e6 E16-004 Class 1 Extra-Low-Voltage Power Circuits( q% y5 F5 Y5 v" V! }
16-006 Class 2 Low-Energy Power Circuits
5 E0 T, Y: {/ G! \16-012 Circuits in Communication Cables
6 m) S G8 f+ n* z( U. m3 `Class 1 Circuits
3 F* X9 J5 b ]! M16-100 Limitation of Class 1 Circuits. s& i. [5 [0 k5 {# x, y" q
16-104 Overcurrent Protection of Class 1 Circuits
0 e9 c& A$ X2 q$ T16-106 Location of Overcurrent Devices in Class 1 Circuits
6 P- D# P5 q( b7 m, @9 j' k# a' x4 d16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
m3 J8 y. ` f0 H9 ^ S# q% `16-110 Conductor Material and Sizes
( F7 P' U+ D% O4 M5 Y. l$ s% I2 C+ z16-112 Insulated Conductors for Class 1 Wiring& h$ k) A2 Z; f8 }$ g( K9 k+ _" n
Class 2 Circuits9 B, p- K$ p: b
16-200 Limitations of Class 2 Circuits (Appendix B)2 [5 q/ U/ C/ a- N
16-204 Marking% W+ }& }! {0 {
16-206 Overcurrent Protection for Class 2 Circuits6 i+ N+ ]7 d Q/ }
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
5 {2 ^: E r: EELC: extra-low-voltage cable. Y' ^7 I9 K# n) J" u
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
7 A' R: D- S/ M# i
3 i2 l9 m/ l$ E. z ~9 kSection 18 Hazardous Locations2 @5 T3 S7 ~7 Y: d: w0 w* o
Scope and Introduction7 ]. H7 w/ {* F/ p" y: G0 ^5 f& u
18-004 Classification& `4 F& d. v' x4 o* c* ?) l( h
18-006 Division of Class I Locations (Appendices B and J)) n4 D+ V9 s; H0 C% u$ p$ |" k
18-008 Division of Class II Locations (Appendix B)
6 m* ]( ]- U% }; G8 c' o9 z18-010 Division of Class III Locations (Appendix B): p7 F3 H* t0 ]3 W r; q# c
General
0 k! B, l4 @: h4 U0 b18-062 Metal-Covered Cable (Appendix B)1 }9 d* V- v( B' \, c( D; |
Installations in Class 1, Zone 1 Location! t( Z2 q! [ B
18-108 Sealing, Class I, Zone I (Appendix B)/ J2 ~' R( n2 s: ^7 H
# ~, x! A& D" F) M# Q9 OSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
+ K5 ^' y$ D1 OGasoline Dispensing and Service Stations
% G# u' K1 x0 e5 o20-002 General' `0 i- O( e) E3 ^8 l/ [1 K, D
20-004 Hazardous Area (Appendix B)
: z m/ v3 ]( I# r+ o) wPropane Dispensing, Container Filling, and Storage
) K3 ~% t9 n' ?20-034 Hazardous Areas - Table 63
6 b7 v- S Y% r' PCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
4 _% p; N2 Q" O# ~3 C' G20-062 Hazardous Areas
3 J. d! m* K0 x1 F) MCommercial Garages – Repairs and Storage7 l7 t8 z% \- b! ~4 U
20-100 Scope
1 \& t2 X8 j7 p, ?- _! h$ m20-102 Hazardous Areas (1) 7 T" C9 q# L( ~8 t" n
: `/ H+ F% Q) i# @4 M cSection 24 Patient Care Areas
$ ^2 c$ |+ G g7 k( c; \% R24-000 Scope (Appendix B)
4 [8 i7 O r7 u- @3 j) e3 U24-002 Special Terminology (Appendix B)7 [# a4 o3 d, Y$ P, ] R
Patient care area
, F3 m' A) A# L4 uPatient Care Areas
, w- k/ H# I* z. w24-106 Receptacles in Basic Care Areas (Appendix B)+ g$ ?7 u" @* Z% B- V9 W u9 o
Isolated Systems
/ D( F# L+ q6 G+ j f24-204 Single-Phase Isolated Circuits (Appendix B)
" A" l9 J8 Y& x0 e! O" {24-206
( \9 ?1 v0 s7 w; W6 U' W. {+ k w* o
Section 26 Installation of Electrical Equipment0 V9 \+ e% A3 g+ l- g: }' s
General, ^6 O; k( C! E v5 P
26-004 Equipment Over Combustible Surfaces (Appendix B)
8 [$ x7 O3 s: \6 F26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
; F' j. `+ G5 A0 x" p; W" ^ Isolating Switches
& ]! f. z6 e& P7 g) L; I; x, @0 |4 _26-100 Location of Isolating Switches' f4 b* ?* s# S: n: Y7 m
Capacitors0 E" @7 g, \9 m8 H. r( r0 Y8 e
26-204 Guarding of Capacitors0 U1 p! Z7 S7 m6 c9 f5 c7 s
26-206 Grounding of Capacitors& h5 p: Y6 g& P" ]
26-208 Conductor Size for Capacitors
1 v* \6 d0 L& T* C7 e26-210 Overcurrent Protection (Appendix B)3 Q3 N% U1 l+ v
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
. B6 Q t: y/ q' i( E26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits9 I) |' U" w9 B$ t, v* F
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
U, p* @5 b4 z8 p6 L% V26-218 Special Provisions for Motor Circuit Capacitors5 h' S5 J* ^! }/ w" Y5 f
26-222 Drainage of Stored Charge of Capacitors9 e- f1 T1 n. c O$ t3 w# D
Transformers
/ z( |9 q. }5 [" Q( e6 n- S/ D. u26-240 Transformers, General$ {3 v/ W) b I6 b
26-242 Outdoor Transformer Installations
" q; S9 i! K6 m0 \26-244 Transformers, Mounted on Roofs (Appendix B)" y' P+ c& o2 z) h1 `
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
; d7 R, @; u R: H26-248 Dry-Core, Open-Ventilated Type Transformers+ a$ M* @5 {, q9 b, F6 L J) `
26-250 Disconnecting Means for Transformers p8 u9 t. G8 f( o3 D. G
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V, j3 P6 r# Y3 @
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
7 Z7 X) f% H3 z: w: H ^1 d4 k6 X26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)3 I; s4 _1 q; F; k
26-258 Conductor Size for Transformers7 s4 z+ J6 U8 Q% T
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
8 f; l' M( t2 \/ n5 w9 K2 C7 L26-262 Marking of Transformers4 I, u( V4 o# N, [2 m
26-264 Auto-Transformers
5 _4 G, ~7 p% y" N* C2 t1 U( xFences0 ~4 Z+ ?- h$ R9 h
26-302 Clearance of Equipment - Table 33
~0 L$ z( F! d3 nPanelboards. X3 ?% E- G! z5 i) R# o; I
26-400 Panelboards in Dwelling Units (Appendix B)
$ ?3 {5 D. B# ^4 x( {" c26-402 Location of Panelboards (Appendix G)# e" `' x' s ~8 r' m
Lightning Arresters" X. W5 U9 u6 P9 i7 b: g
26-508 Connection of Lightning Arresters
}1 m' q7 D4 o* g* TStorage Batteries
6 U! ^* L4 V1 `! Y, R' _% j8 a! P26-542 Special Terminology
' a# T; t9 i2 @1 t* |6 I26-550 Battery Installation
( `/ A7 F9 k3 D7 c! u3 P! Z2 }, ]+ Q26-552 Wiring to Batteries$ f8 m% w: ?+ y6 j- c
Arc Lamps
6 t3 T: H" X: m7 G9 P26-600 Location of Arc Lamps
2 ?3 K) I% E3 m26-602 Conductors to Arc Lamps7 k0 g% m, L/ f" e; S
26-608 Globes and Spark Arresters2 E! ]% s$ n8 N5 w9 ^. L
Receptacles
' T' r/ m7 i/ x; ^& d$ ~( X3 S26-700 General (Appendix B)! l) K9 ]/ P B
26-702 Receptacles Exposed to the Weather
$ z9 c+ F. b( V, t. q. I2 d* }Receptacles in Residential Occupancies
; _6 |+ q# p' O" Y; a4 C26-710 General (Appendices B and G)6 Z+ ~* O, N8 x t0 m
26-712 Receptacles in Dwelling Units (Appendices B and G); C4 s/ U) S0 Q3 q* z! {, S
26-714 Receptacles in Single Dwellings (Appendices B and G)
4 a% a2 \3 y8 J# L% p/ T* BBranch Circuits in Residential Occupancies
) h4 G6 K1 g. C8 V26-720 General1 \& v5 ~; O/ J$ G. d! J4 p' j
26-722 Branch Circuits in Dwelling Units, b0 m! E# p5 l0 r) S
26-724 Branch Circuits in Single Dwellings0 h' F! {9 D5 E# G$ K$ c% W9 @
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
9 m( s3 w7 ]1 _& D0 r) cN 26-720 (F)$ s$ M9 F4 [ m$ ^
Electric Heating and Cooking Appliances5 F' t0 d, F9 W. s$ e
26-744 Supply connections for Appliances! l& D6 N& D' R8 p; u
26-750 Installation of Storage-Tank Water Heaters3 i1 H$ d) G% T# s
26-752 Infrared Drying Lamps
6 b6 z* L- ^/ @/ ~& C( ~. s7 C# ^: h! X- L
Section 28 Motors and Generators# Q: j6 W0 b6 K% `1 { [% X" a% ~
General
6 f h6 r2 y0 F4 c/ l7 k+ f28-010 Special Terminology
; X+ z" [! q7 k5 VHermetic refrigerant motor compressor
# Y- y* h* U+ ~# d, fLocked rotor current rating! W; W; ~* }! P A# T; e$ _
Service Factor
. Z5 W) I- F2 ^$ p* OTable 44; Table 45; Table-D2
7 m0 u. u% `, i2 h& MWiring Methods and Conductors+ ~- @( _9 j1 w8 z
28-102 Portable Motors5 z; b0 i' |8 A$ S. e# d
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
( g6 M# U8 b9 B, x. N9 V" w28-106 Conductors, Individual Motors
" f/ I( N" w% F( ?. s- _28-108 Conductors, Two or More Motors
+ G( n- Q. p2 }- y28-110 Feeder Conductors
! T3 M' r7 |5 ~8 [. w28-112 Secondary Conductors( p* f/ l7 v; _
Overcurrent Protection
" f" c( |% Q- l1 G- }28-200 Branch Circuit Overcurrent Protection* Y/ z8 p U1 ~
28-204 Feeder Overcurrent Protection
7 D! K$ b3 l7 O$ T28-206 Grouping of Motors on a Single Branch Circuit
3 f; g- O7 k' ?. E4 u! p2 ?* [* `, R- _28-210 Instantaneous-Trip Circuit Breakers (Appendix B): E* K& b/ p! j; O
Overload and Overheating Protection
" D5 t. M) t3 ?1 m28-302 Types of Overload Protection+ p- N2 P- K- q
28-304 Number and Location of Overload Devices (Appendix B) Table 25
8 J/ [2 O& H( _28-306 Rating or Trip Selection of Overload Devices (Appendix B)) h \. E' B$ b' _8 X0 p% s! r
28-308 Overload Protection Not Required
6 N" c6 E. @7 S" o% D' IUndervoltage Protection $ ^; d' h4 y) X2 o. g3 L
28-400 Undervoltage Protection Required for Motors (Appendix B)
j5 L! y0 v3 U) u. ?9 m9 u' U( uControl
5 a, D' D1 i3 ?8 T- E28-500 Control Required
) s% A( q# P: l8 s2 A28-502 Control Location
0 `; h; S- |- C% S7 Y28-504 Starters Having Different Starting and Running Position
: J2 r7 \. r4 D; x9 I28-506 Grounded Control Circuit
4 H. a) T) L( GDisconnecting Means
' X9 n, C( t' h8 j+ Z$ _28-600 Disconnecting Means Required
( M5 r+ }; L4 U. V/ c( N2 a2 t: p# h28-602 Types and Ratings of disconnecting Means (Appendix B)
- ^8 H% z! l: N1 b3 J/ r3 W5 K28-604 Location of Disconnecting Means8 I7 b/ p- d$ @3 u4 E
Hermetic Refrigerant Motor-Compressors
4 e( Z# ~" V5 ], p' A0 T- ]28-706 Conductor Ampacity3 f' T1 j* `: C
28-708 Overcurrent Protection* m; ~' |3 x- ^" ?$ F' ~
28-714 Disconnecting Means# n3 P+ d* Z/ v
Protection and Control of Generators/ g6 J+ e6 W, b$ i$ f0 H0 g8 _- K
28-900 Disconnecting Means Required for Generators
/ ~% N% w0 p4 A& m' Z28-902 Protection of Constant-Voltage Generators) D+ q9 Z `1 \( Z& F9 N% d
28-904 Generator Not Driven by Electricity
( O- A) |6 |7 M. {7 U6 c6 z" q# A7 K28-906 Balancer sets
4 A' Q. v+ U3 D0 j9 }28-908 Three-Wire Direct-Current Generators
" F4 Q0 U: d$ `9 Q1 I: S* w5 v! Y6 H0 k) H
Section 30 Installation of Lighting Equipment$ G( g! l6 ?5 n7 x- Y
30-002 Special Terminology (Appendix B)5 y" d# ^' t& ?) Q8 i
General
% {% s9 v& Z0 i& N/ o- e30-102 Voltage
0 f8 K3 c! r: }8 v1 X' s; _30-104 Protection (Appendix B)
# J8 R& z1 B% u- [/ y2 z& v30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment9 x9 s- q- F; S) j
30-108 Polarization of Luminaires b! G9 Q8 [/ `5 d0 N
30-110 Bonding of Lighting Equipment" m. m$ t6 ?3 j; _, H
Location of Lighting Equipment
9 x# p8 G# s; | ^% [3 O30-200 Near or Over Combustible Material& I2 m) }- X/ u4 p* ?& I
30-202 In Show Windows7 B8 A+ L$ O4 ?$ Y
30-204 In Clothes Closets I n1 i$ _, g( d: S
Installation of Lighting Equipment
% z ~1 K" f0 K1 L0 e4 A, g30-302 Support
3 D2 y- m9 G7 c) t- C" H6 Z0 P30-304 Outlet Boxes to be Covered" b3 J- \% c/ P: E
30-308 Circuit Connections
) M3 \% l5 p0 {0 ^, q30-310 Luminaire as a Raceway
* e- |: C0 {4 v1 e1 P- M2 |30-314 Minimum Height of Low Luminaires
( `' j6 G, w5 a4 J1 @; A8 o30-316 Luminaires Exposed to Flying Objects
- p ^* r3 V- T" B30-320 Luminaires in Damp or Wet Locations
% a: |' h7 d3 Q2 q: G+ sN 30-318$ P7 g- u/ X4 D9 t
Wiring of Lighting Equipment _% E6 V+ Z) b1 Y8 u/ t- d
30-400 Wiring of Luminaires' T- b# J( b( P$ P
30-402 Colour Coding' ~6 _9 O! B# r& u+ W8 X) D2 {
30-404 Conductor Insulation
1 `" y- L9 e3 p4 J8 V2 t* D( t30-406 Conductors on Movable Parts, o |4 d( w+ R4 `
30-408 Wiring of Ceiling Outlet Boxes* u! {* g) \7 S n
30-410 Wiring of Show Window Luminaires$ z, y7 O2 @, l# K+ M
30-412 Tap Connection Conductors
) d0 H d4 _$ S* W8 ~ W" g* MLuminaires in buildings of Residential Occupancy
5 ]; B6 r% m: e: u3 R30-500 Lighting Equipment at Entrances (Appendix G)
& F# ~9 [9 t& W& J* S30-502 Luminaires in Dwelling Units (Appendix G)$ T+ z) ]: D* P! l$ w: V
30-504 Stairways (Appendix G)
" q2 x% T* q r( X) d: Q30-506 Basements (Appendix G); J1 ^3 b4 a8 d6 U
30-508 Storage Rooms (Appendix G)0 Z) i0 y8 q7 j! t2 W' F
30-510 Garages and Carports (Appendix G) _! p# |+ K8 \4 U
Lampholders
) D. }# c: `. c V- A; |30-600 Lampholder rating with Incandescent Lamps
$ b' b0 \1 ]% }6 `4 l% `2 |. Q- [N CANCEL. H8 s b# v' z# K% r; q& E
30-602 Connections to Lampholders
& O( p$ }% M! R) _$ G: V+ U5 FN 30-600
% w7 Q7 r' p$ D5 J0 L3 g30-604 Switched Lampholders Used on Unidentified Circuits
9 g/ C4 T2 u& u' _7 `5 |! W/ MN 30-602
5 G( X8 X, `, \: X/ |- y# z% w30-606 Switched Lampholders with Pull-Type Mechanisms$ N# L7 L) p: Z( g# \! s, m0 D% t1 h
N 30-604& N1 m; D: B5 L7 J9 |9 j
30-610 Pendant Lampholders3 z% j: A# V; }. _( U
N 30-608, \, U& H6 q2 A
Electric-Discharge Lighting Systems Operating at 1000V or Less% H, S- Q4 k. G. f* p2 S/ u& T `
30-710 Control (Appendix B)- j5 m9 b) c m* A4 X# [6 A! R
30-712 Branch Circuit Capacity
1 V8 D$ \9 K9 LElectric-Discharge Lighting Systems Operating at More Than 1000V5 t4 Q0 k! v' _6 n6 U: [" m+ \6 B7 x; c
30-802 Voltages, Dwelling Units) |7 B5 c9 w" k4 s4 f1 r# n! H
30-804 control (Appendix B)
9 {+ f) W& U+ L IRecessed Luminaires (Appendix G)3 \. }; d5 F1 `4 `1 P& Q
30-902 Spacings for Non-IC Type Luminaires
8 A% d0 h- i# X; L0 u30-910 Wiring of Recessed Luminaires (Appendix B)
" j+ C0 p' p0 |& `6 Z( i; \Exposed Wiring for Permanent Outdoor Lighting ^9 n& B) |2 I" D) F. _& e
30-1120 Branch Circuit Loading and Protection) W: s e3 f% E" ]: E* S# S& a1 {) n
Extra-Low-Voltage Lighting Systems4 |8 {5 s& p# w; B
30-1202 Sources of Supply
- r K) e/ Q# g- |
3 J. l4 V4 h0 uSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)4 ~ {3 n W' q6 n; g: k3 Y8 g* K
Fire Alarm Systems
3 b# T- h& @( a/ A/ I1 D5 M! f9 M32-100 Conductors/ Z; h- A5 w8 k: [9 W
32-102 Wiring Method/ Q" [6 [. n/ I; H* A" u
32-104 Equipment Bonding2 u! ^/ b- M3 d, i( M: [
32-106 Electrical Supervision
. P" ^% Y' ]" F: U32-108 Current Supply
S1 ?% c9 p, x/ w32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)6 _$ T) m8 F% p$ ~% i" _
Fire Pumps: a: n/ ]1 a: a0 J( e
32-208 Overcurrent Protection (Appendix B); j! w, Q4 Q' C3 |" t3 i# M
N 32-206
* @! t+ O; u2 V0 `$ @7 D% z+ S. B$ L4 Y32-210 Overload and Overheating Protection (Appendix B)
1 ?& j6 t/ p2 g ?! a6 i/ N; J32-212 Ground Fault Circuit Interrupter (Appendix B). d# R: {* s; y; b& b/ |; j
- P; J& Y h8 u0 @Section 36 High-Voltage Installations
2 ]# B0 o" h" X) {+ W, X8 iGeneral
+ r2 H, N- P6 T) S/ Q: m36-000 Scope (Appendix B)5 K+ ^9 J' o8 a0 g6 B0 R
36-006 Warning Notices
4 C3 H$ C; C1 I0 I4 |$ V+ _Wiring Methods. Q9 O9 _7 _9 n5 E7 e4 l% |4 a
36-102 Radii of Bends
6 s' @( H' R- x# l2 m: v1 W) a36-104 Shielding of thermoset insulated conductors
: \ g8 x5 l. x- I% W36-108 Spacing of Exposed Conductors (1) table 30, table 31
( \3 C5 M0 L/ a- N. \36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
5 k; x( X, j) o4 O; F& rControl and Protective Equipment. W& Y8 B$ q( S$ M9 W
36-214 Disconnecting Means
& c8 a" X. d! S# X- z0 D/ @0 ] Grounding and Bonding
( j+ [+ m; [- G( s$ Y36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
& X" P6 R8 o* r. S9 K( \! Q0 _$ d36-302 Station Ground Electrode (Appendix B)5 G1 p+ t8 z Y, n" d
36-304 Station Ground Resistance (Appendix B)3 B0 C& e! M5 H3 V
36-308 Connections to the Station Ground Electrode (Appendix B)
/ m) U/ U: p6 d3 @36-310 Gang-Operated Switch Handle Grounds: B- c1 F2 m: I! z1 N: F
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations5 z& @& i+ j. J% f/ v
& m# J6 ^$ N8 ~; T4 ^9 l. zSection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment4 |% K5 n2 ?; g4 D( N& T- U. I
38-002 Special Terminology (Appendix B)
$ O3 b) y4 I* d+ H9 y3 \6 [( K( V38-003 Voltage Limitations (Appendix B)
) v* m- n0 b6 d( Y, c! p1 }* H38-004 Live Parts Enclosed8 F- `. o6 H. G1 [6 a; @
38-005 Working Clearances( Y5 O5 `3 G: D
38-011 Insulation and Types of Conductors
% ^% V. K! t2 B U! V. X38-012 Minimum Size of Conductors+ k1 Y" X: o( K6 ^
+ |' i; K8 J8 L# j9 M' P' L
Section 40 Electric Cranes and Hoists
& C) P; o; |2 v: T' d* n5 M! f r40-008 Disconnecting Means
9 e B% T2 M) Y3 t40-010 Main Contact Conductors
% `. R% M. L1 d8 G% n/ k6 {4 _: j4 n5 e) c% K- D ?
Section 42 Electric Welders" t+ h; J; E5 |, e7 C
Transformer Arc Welders
* [6 E* o- V* |" n! w42-006 Supply Conductors% Q' ^6 T+ @9 f* i" W
: T, ^6 ~3 A7 r* v) q9 w) z* [Section 44: Theatre Installations" b: w9 ]: A1 |1 V- Y
General" e4 W! |9 o; f/ }! O! R- h+ C& d
44-104 Number of Conductors in Raceways
. w; }1 P& I) w# r( U1 L1 \4 x1 o44-106 Aisle Lights in Moving Picture Theatres
5 \( Z# }, ?' P! J0 P F/ nFixed Stage Switchboards8 E6 `* @( v& G0 s0 q
44-210 Overcurrent Protection! H" o4 w2 p! I
Fixed Stage Equipment/ I; Z$ m- W+ @# C. u0 D! p7 ^& P
44-324 Receptacles in Gallery Pockets
2 v8 ?! c5 I- J# N44-326 Receptacles and Plugs
; Q- X% q; ^& b# m f: d, n# x2 q& d* X5 y$ {
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
$ v3 j! o% g/ G( M7 F2 UGeneral
3 Y* R- K" L3 E& O! ^4 }- s46-102 Instructions
- O+ i& Z* B+ j' n- V0 B! W; a46-108 Method of Wiring (Appendices B and G)- B+ k1 g' E0 R5 z( p
Emergency Systems
7 J; E- [$ z2 L46-202 Supply (Appendix G)4 F6 ], B0 H9 c& \5 E {
46-204 Control
G, B# M, u: F, m+ g46-206 Overcurrent Protection
/ L, s" g0 ^% ]* @46-210 Remote Lamps2 I3 o+ q8 S( L( k7 ~
Unit Equipment) {' r/ T& b( k6 p$ B
46-304 Supply Connections
! P9 l% _7 @ D* o( M& P4 H46-306 Remote Lamps (Appendix B)1 [ K1 }" x$ ?, ]/ M2 l: W0 U: A* J
Exit Signs
/ o- m) v ^1 X7 j1 a! Z# Z4 W# i46-400 Exit Signs (Appendix B and G)& v9 c2 Y9 ]2 Z- I7 Y& M7 p- H
7 j$ J6 _! S% f+ SSection 54 Community Antenna Distribution and Radio and Television Installations
' { O0 }2 d, C+ k54-000 Scope
5 r% a/ A% z' I7 G54-004 Community Antenna Distribution (Appendix B)
1 j$ E. t. \8 B( y7 w: _Community Antenna distribution( P, ]2 U6 |6 R2 u1 \; l! U
54-100 Conductors
# v/ [! i3 Q: ] \54-102 Voltage and Current Limitations (Appendix B)0 d! A( j7 G0 c# r. I: ?. K! n. G
Protection: I1 y( [2 I& K3 G% d
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)* |% O7 ^' ?! o* Q/ X, I% ?6 I
Grounding
2 n: G7 ~5 f+ \/ p% {. l54-300 Grounding Conductor% `1 m( q2 o( f
Conductors Within Buildings
8 P. p, q. r w6 p9 |* C* G54-400 Separation from Other Conductors8 l( l4 {. ^! v- m
Equipment3 h0 v; a& c3 i& t7 l$ R& f( V5 s
54-500 Community Antenna Distribution Amplifiers and Other Power Sources% L9 V$ [) g2 d! C3 ]
54-502 Exposed Equipment and Terminations+ o2 Z/ ^6 M. k8 f
! w6 [( i1 s* Q+ FSection 56 Optical Fiber Cables: H/ w# u4 _7 X2 G3 i
General
% n; O6 z8 j4 {5 H/ x56-100 Special Terminology
2 I4 O" \* N! V3 w5 H1 U56-102 Types
; e& V9 w6 g/ w2 X" Q9 w: rInstallation Methods
, K2 n: z' M% S- _$ b& d56-200 Nonconductive Optical Fiber Cables (Appendix B)4 f3 o/ K( d* k; K
56-202 Conductive Optical Fiber Cables (Appendix B)0 o4 \; p% K- }9 @$ ` G
56-204 Hybrid Cables+ n( u& H& E$ r% j
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
3 Z) J* \+ C1 Y$ Q! r' o
% p7 f3 \+ R# k+ k0 D4 uSection 60 Electrical Communication Systems( F1 U( ^" `$ Q0 Z, q
General
@; J6 |: K/ |. T( `$ ~6 [0 c60-100 Special Terminology$ j% H; r: D& ?( Z' k
Protection: N. U5 B# R7 F! H
60-202 Primary Protector Requirements. C- W4 S- ?9 V m' n5 H! a
Inside Conductors
) U+ t5 v' \' E/ n# H60-308 Separation from Other Conductors% N. X. |- I/ f# g. j3 I! k
Equipment
3 c2 Z! a+ N, i) a1 o60-404 Exposed Equipment and Terminations
$ Z9 V. ]9 R/ VUnderground Circuits
. K6 E/ s0 R7 D$ y& ~! e$ w60-600 Direct Buried Systems6 c6 q/ {. X( i
) i7 t# m: h# ^- m$ K
Section 62 Fixed Electric Space and Surface Heating Systems
4 J4 ~* m( F% d) WGeneral7 e( {6 P. B& w: x9 t2 T
62-102 Special Terminology
. l' Z5 o' @) m& K62-108 Branch Circuits
# Q8 d6 \3 N# u3 s9 @& w6 U$ R62-110 Installation of Fixtures. B8 D- O$ }5 D7 z
62-114 Overcurrent Protection and Grouping (Appendix B) (5)
3 C4 ^; y5 K! y/ `, W- [6 N62-116 Demand Factors for Service Conductors and Feeders (2)3 _# H+ v6 v0 ]9 F
62-118 Temperature Control Devices2 p8 C% Z9 F* X# M
62-122 Installation of Series Heating Cable Sets (4)(7)
: r8 h0 x) Q! b# P; qElectric Space Heating Systems
6 ]5 ~ |) f% R" o+ a4 ?, N* ]) ^62-202 Temperature Control! N$ `- `9 A0 l3 D; j
62-206 Proximity of Other Wiring (Appendix B)
! d$ Z' G& V. G2 S" I: Q6 X62-214 Installation of Heating Panels and Heating Panel Sets" J5 D( V# s1 m- ^/ ^: P% A# a
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings# A8 I2 z- t$ B" k) [/ ]- t
62-226 Installation of Under-Floor Covering Heating Panel Sets
& q/ B# l2 ^5 f+ f# DElectric Surface Heating Systems; K- N, N* V! {
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface1 T- i7 m7 z9 s& k, A8 |& I
, |( U% g3 g( |( gSection 68 Pools, Tubs, and Spas9 W: M% I2 Z. B+ T8 r1 M) H
General/ ]) q/ A4 c! t8 B+ s
68-050 Special Terminology
5 N4 J' b* Z# | L68-056 Underground Wiring - Table 61* k) S3 Z6 X* U$ a0 O& _) ?
68-058 Bonding to Ground (Appendix B)
% B2 t* Z$ y$ F) M' c, S7 X. T' p; A# q68-060 Junction and Deck Boxes (Appendix B), Q4 i8 r/ @4 `) s
68-064 Receptacles
) A* ^# S8 M+ d$ c# V: {68-066 Luminaires and Lighting Equipment1 \9 h" @# `1 w2 m+ [
68-068 Ground Fault Circuit Interrupters (Appendix B)
- S4 R5 k+ L0 ]( ~+ D0 s" ?: {4 A( O9 n+ b& Y
Section 70 — Electrical requirements for factory-built relocatable structures and " c2 N2 P' j3 e3 F. E
non-relocatable structures: J5 m- V" r2 Q T
70-130 Tests (see Appendix B) x, a# w! c) `' r3 H0 m; s$ N
4 J9 G- x8 j3 e$ c* kSection 76 Temporary Wiring (Appendix G)
1 N0 t. g' n( \: f+ k76-004 Grounding) @! T3 ^1 f+ O, R& h3 i% ?7 [
76-008 Service Entrance Equipment+ d* T0 k/ s0 B- c! X- L/ H
N 76-006 Y: o7 R6 d8 K2 ?
76-014 Branch Circuits( H1 o8 R" {( f9 s6 ?
N 76-012- `4 }. |$ a7 m6 A
9 F% N- c- {4 S
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
3 [# I9 E& l, @; h7 e( `/ ZMarinas and Yacht Clubs$ t2 Z8 X+ Z5 n, B$ O9 k: C
78-052 Receptacles2 |1 X) M+ N' {' _) w3 l
78-056 Feeders and Services
$ o& W/ H+ s- a5 c; F- KMarine Wharves, Structures, and Fishing Harbours
0 M2 Q5 O- J& ^6 T0 l6 c" L) {78-106 Grounding and Bonding0 x. V& `& Y! L
Tables
; H" I9 _+ p Z1 T, f& t1,2,3,4,5A,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) R2 Y+ S# B. L0 y
" D1 ?7 z: S8 v! x8 P$ eDiagrams: 1, 2, 7% ^6 h0 J5 C9 R- ]' N" `+ a8 i2 `0 y
% T2 j( w, k3 b0 P. e' X+ D
Appendix B$ t8 o X9 S* n) E, Q
P352: Ground fault circuit interrupter- 6mA% L, [& C% J( E1 d# N
P354: 2-126 FT1, FT4
: m- p1 w; c+ u! BP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)4 D. Q# [- g6 H. F8 L: k& F# r
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)' L& Z3 L8 i7 u* Y, z. V6 B
P370: 12-1012, 1118, 1214 Example:
9 v9 a7 }, G6 R, ]2 \ k8 oP371: 12-1108' }# W( H- Z' ~
P381: 18-108(1)(b), 18-158(1)(b)
* K9 ?( r% a* l" O: SP386: 24-206
^2 p6 _+ ?( y O9 y" R1 jP389: 26-256( I/ P: [; Q- V/ t
P391-P393: Section 28, Example to determine Motor Conductors and Protection) J4 R. t6 f a, \+ T0 f, U
% p# Z# H5 a: \4 E
Appendix D
8 q4 u6 |% _. b2 ?1 ^5 E8 MTable D1, D2, D3, D4, D5, D6, D7, D16 |
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