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Canadian Electrical Code Review Guide6 c- ]# w* l) } U$ q& k
For the Exam of Electrician For Red Seal License
4 X8 _' s5 _- Z% h+ F. ~& |$ c; G% C
Lesson One; F# C1 \ I5 s0 r1 |0 ^8 e
Section 0 DEFINITIONS
[( {) x7 P) ~5 vThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:" g5 l4 a( H* u v
Accessible as applied to wiring methods1 x( T, C+ z3 ]% N& W* \4 f
Alive or live
2 q! i6 D8 ?; @, t8 bAluminum-sheathed cable& l% A. e7 w3 K% y: e
Ampacity
! _2 B. k& i! z, B9 `Authorized person
' g' n2 S- L: B& k3 v* EAuxiliary gutter
P' _; L" f5 ^: S. OAWG! w* D! F% @4 K; U0 x, A
Bonding# s. M3 v2 d' K+ }0 i2 [' V& m
Cable tray8 a2 l% a* c9 M/ q9 F# W
Cellular floor2 N$ A, o U$ u0 N1 g- R
Branch circuit
& f9 Z$ P6 R7 M+ K1 X+ {/ GBus4 ~! V) |' V0 T
Busway* ~- S5 f0 @; y: f' j
Communication circuit
6 |; |; ]+ R/ \& kExtra-low-voltage power circuit3 D7 d* `' @5 z% k+ u
Low-energy power circuit# B% X' D5 M) w/ `
Multi-wire branch circuit
9 }8 e9 W- A' M+ {. R7 T! xRemote control circuit
$ W& N: p$ o r+ O8 y: g, TSignal circuit
# }5 v, B& F! U* ZCircuit breaker7 [: W4 @. R* g" y ?9 w: l6 A
Instantaneous-trip circuit breaker8 h( }1 E+ Q+ I% g
Conductor, w4 s& ?. K( V! ?
Conduit1 t& {0 f: C' J+ w, E* H4 H
Flexible metal conduit2 M5 @; B8 m# {8 j
Liquid-tight flexible conduit" a* i" `1 `- a
Rigid conduit
' R$ n3 J! ~% m! b Rigid metal conduit
. f" @3 ]! q, M: h Rigid nonmetallic conduit
0 _4 k* ~+ Z( i4 U Rigid PVC conduit
: { R- H1 v0 q1 O/ D. cConnector
5 p2 K/ T) d$ U* e Box connector0 A) V) S7 l: o$ ^, q9 @0 N7 @/ n
Wire connector9 |& B# l+ |& O; n1 G3 p" Q
Controller; D; {1 Y6 t/ r- r+ g9 n7 y/ ?+ H
Disconnecting means+ C- `6 C6 |3 r9 x( C9 T. s
Dust-tight
P0 e" N- S* m7 L/ z3 v5 DDwelling unit
4 s. V, u0 Y4 d0 D9 h XElectrical contractor% K7 Y) x w) e. c. s* K/ m
Electrical metallic tubing& s/ X: ~% u& v! d) I1 `9 w" R4 R' y
Electrical nonmetallic tubing
+ ?4 V8 X2 y* Y/ wEmergency lighting# H# r }8 k- l2 [6 P; p
Explosion-proof
: Z! Z6 r# l6 W, i+ ]Extra-low-voltage power circuit
2 h6 s) `6 A* d3 HFeeder: B0 R# m5 @- M2 G0 s) C; p2 K4 B
Flexible metal conduit1 |* P; P7 h& M& `
Ground; M* o5 O- M! |
Ground fault circuit interrupter
2 G1 f) c0 @! r7 R- LGrounded; ?: Y' u: u. Y. }7 n9 D( ^/ w
Grounding
4 J2 z+ f5 p- Q! R/ n! FGrounding conductor
0 l( n1 X1 `3 z( P7 @5 Q( LGrounding electrode5 e* c8 e$ t% W% p) ]
Guarded
( v/ B2 N# Y9 {7 QHoistway8 v( d# z8 l8 y' S+ I
Identified) U1 F: g" s8 Q" H8 L- [8 V: D0 z
Lampholder! `3 \5 p5 y0 T" \
Low-voltage protection
" J8 r3 \6 q+ s' Z |1 PLow-voltage release
: E M4 w6 E# I0 G) S1 T) E1 I7 aNeutral
0 j/ p( e/ E; g; MNoncombustible construction x0 R4 V; S' e" W
Outlet a( C+ {* q2 }7 [' }- m: B
Outline lighting
J( Z# I) W5 Z; ^7 EOver current device6 ~1 k& d- @' N8 R, `9 D4 p& N
Overload device$ {. j, U* ^6 R, f6 x- P. A
Panel board
& `/ H% |. q- E1 t' o8 d* SPanelboard, enclosed
: S& C1 q: e& I( @- yPermanently connected equipment
6 ^% n, e' r5 f G1 u% M; {Permit
- ~* X" D' Q0 o7 x4 a* Q4 PPlenum
) u7 S% d- d" g! E2 r7 JPortable as applied to electrical equipment9 m+ v* j! v8 C2 H
Portable ground fault circuit interrupter/ T9 v s9 R8 D
Power supply cord8 D- |; p4 g! ~0 _8 w
Raceway
% L9 ?% w( W x5 Z5 ]6 Y- ~1 H( qReceptacle
. S ]2 F( C d' `9 D Duplex receptacle1 Z5 T+ W" r2 r+ D
Single receptacle
6 F2 K [' K3 u# ^$ |* }; q Split receptacle
8 M ^# I8 q; XService, consumer‘s3 c5 `+ u8 s) _9 d5 l
Service, supply
" G9 p- s5 S1 d$ _, }! q; M# WService box
1 r% o( G" v( k9 e+ A2 VService room5 y; i! U T5 F7 h2 D
Single-dwelling
& l/ x! @( i2 e. qSlow-burning as applied to conductor insulation- \1 d! [; ?0 O. z
Splitter
" N' w9 [) g$ h+ }+ G: lStarter
) c. B+ @) O8 x) B: @3 ~Switch, U' z p; S# F8 i1 X8 ^0 W. D
General-use switch
$ ^4 m+ Q& o# d. H0 e Indicating switch$ c5 O& p3 P) B( H, b
Isolating switch
( K! C }* i0 L, z- [3 f Motor-circuit switch, ^4 C6 y1 J4 G6 t) C; S( h
System
5 T' J2 C/ ?7 g2 a Communication system
6 s! [* f/ J* \& b+ N) D; q% F Community antenna distribution system(CATV); n6 o; S) }) y1 l f8 c
Grounding system
@6 s& |* T2 ]2 fUnderfloor raceway
6 c8 }0 l! b) Y4 s! kVoltage:/ z6 x5 C* S) ^, b0 S5 ]
Extra-low voltage1 M' g) s8 h! K2 b
High voltage# I( z. [. u- }1 Z3 _0 ] h, a
Low voltage* B% L; D; f' G. L. q( D( v( a7 v
Voltage of a circuit
$ e9 c# M$ X0 |6 N$ r& kVoltage-to-ground
% J1 X# H. `$ z% SWireway4 W+ {. O6 `9 m1 U. o$ M4 m
, `, I! H: l/ zSection 2 GENERAL RULES
. m/ {; _, A. j) t* MAdministrative' I5 J& B, K/ b$ U
2-018 Reconnection
1 X* u: j; I) m% B4 ^2-030 Deviation or Postponement
, M% w7 `5 M% S) h' Q9 M+ rTechnical General1 P) N* \. ? ~/ g6 _& D3 ^$ D
2-106 Circuit Voltage-to-Ground – Dwelling units( [/ w/ t( T5 F! l) K/ z
2-114 Soldering Fluxes
, G6 o0 a# y2 s& v Z$ _. ]5 g2-116 AWG Sizes of conductors9 E: t2 ]9 k1 n- x5 @! A$ C
2-124 Fire spread (see Appendices B and G). f/ {. _! ~+ `) }7 l1 p& u* G$ Z
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
6 z9 v7 K( d& j2 l1 Z/ jProtection of Persons and Property# `" L; a" R( U- ?
2-202 Guarding of Bare Live Parts( V- n: ?. N$ @ U+ A
Maintenance and Operation
2 U8 A9 d3 X- g' b9 c2-304 Disconnection
4 B+ ]2 r+ A9 W# O6 }3 ?( c2-306 Maintenance of Live Equipment
) g9 z8 F& o4 a$ oN 2-306 Shock and flash protection (see Appendix B)7 x$ [# `. O3 j6 S E L
2-308 Working Space About Electrical Equipment: Table-56
8 ]6 o, I8 R; o* K8 j2-310 Entrance to, and Exit from, Working Space2 @. m" R8 M: H0 |5 ^" O
2-320 Drainage x, X9 H4 s/ m" w6 o
2-322 Electrical Equipment near combustible Gas Meters and other Devices
' h; U2 _6 m9 z1 E' k7 Z0 M4 REnclosures
) O/ v4 I0 \% O$ J6 ?2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) 5 S# ]. J) g$ U! ~$ S: T7 m
2-404 Marking of Motors: DP, WP, TE
/ o" y# J# c$ j- a5 @9 W 2 u6 Q# ]$ O" T
Section 4 Conductors B9 B; r* k5 f$ g) _7 Z1 g& j
4-000 Scope
' P6 x* G9 @1 s1 Z4-002 Size of Conductors: 14#, 12#
$ x: U, S5 `3 |- o$ K& J4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
+ J7 U9 s" n g6 E# q4-006 Insulated Conductors: Table 19
) Q; L% f' g: Q# e3 k" t4 M; o) X4-010 Uses of Flexible Cord: Table 11
) I& I: G7 h: ~4 H7 u" q4-012 Sizes of Flexible Cord
+ m: Q; t5 L0 s4-014 Ampacity of Flexible Cords: Table 12* N- V, p. l6 ~, N2 [
4-018 Equipment Wire
6 p) b* O/ r* x. f4-020 Insulation of Neutral Conductors2 X2 E! p3 g/ o9 I K5 x
4-022 Size of Neutral conductor
; A4 Y$ X8 X# T' M4-024 Common Neutral Conductor
6 C! d: q+ J; |4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
* ~5 K8 j" b+ K( c1 P7 P0 w4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum% w6 x4 Q0 _1 K) Z9 @8 C
4-032 Identification of Type MI Neutral Conductors9 A9 F' U9 a# |, q E# u4 N) ?8 c
4-034 Use of Identified Conductors' O. [- ^, ?5 z1 g- i7 k# {& P
4-036 Colour of Conductors: Phase A, B, C, …/ ]3 {: ?6 I) O; u- e
) } h* X" S* C0 f" q; p. T: v
Section 6 Services and Service Equipment
. V6 Z' n* ]- X6 o8 P) bGeneral' O5 D5 @3 I( h2 p
6-102 Number of Supply Services Permitted) I5 ]' [- C( e' s8 M
6-104 Number of Consumer’s Services Permitted in or on a Building; f# j& \& T; N# E; z
6-108 Supply Service from an Electric Railway System3 n: a( ?- b% G6 e# U% \+ H1 D- i# G
6-110 Three-wire Consumer’s Services
6 t3 e, w6 ]/ e: o4 a2 N# q6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors: J' X8 h2 k% n r& z+ b
6-114 Methods of terminating conductors at consumer’s service
8 }" `% g7 x7 ?( z6-116 Consumer’s Service Head Location2 L, ~& S1 k% U" b. K0 u9 |7 X' E! S
Control and Protective Equipment% E% N: h! C! y6 C& F# s/ F
6-200 Service Equipment, v8 ?/ }2 s6 s& {8 `; O0 a) V
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
. F/ M& E7 }% J7 {+ A6-208 Consumer’s Service Conductors Location' ?1 t- f0 h% u+ ~
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches8 U6 F( F4 B; y9 [7 h
6-212 Wiring Space in Enclosures2 i: I: ]/ Y6 h' K+ o. r
6-214 Marking of Service Boxes
3 B# k, M! r3 @ L3 @Wiring Methods9 p% Q4 P: @, ^
6-300 Underground Consumer’s Services2 F0 [; d# ]: T& d
6-302 Overhead Consumer’s Service Conductors
B3 R+ Z) X2 \, a) s9 U% `+ l6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
- o6 M/ x' j5 F( J6-306 Consumer’s Service Raceways, x1 b6 A+ O/ r9 P" O- e$ W2 S
6-308 Use of Bare Neutral in Consumer’s Service
4 V1 H$ l* G4 L8 l6-310 Use of Joints in Consumer’s Service Neutral Conductors
: {8 |0 ?0 P1 e$ ]( J6-312 Condensation in Consumer’s Service Raceway L/ k4 R# q: `' R y
Metering Equipment4 \, r3 H S# o
6-400 Metering Equipment
% c0 n+ C; v0 _7 g& o" S9 l* i6-402 Method of Installing Meter Loops
5 p7 p) }( b# y) X6-404 Enclosures for Instrument Transformers5 r$ q- o7 b% | J+ m. h
6-408 Location of Meters
( t, K# I* |% d& A
7 Y$ R$ O! o: Z Z, h, _Section 8 Circuit Loading and Demand Factors) j6 S, q5 q" F k+ G
General
) ]6 i/ G I5 p# H0 q# _8-100 Current Calculations8 W+ H7 k7 ]9 @
8-102 Voltage Drop ( see Appendix D)
5 _7 L+ Q. {4 ~1 \ t( r8-104 Maximum Circuit Loading
5 q) U6 S6 v0 X0 P8-108 Number of Branch Circuit Positions
/ v$ V4 n" c1 F, V j0 G8-110 Determination of Areas
& f' s! y' N1 oServices and Feeders9 j3 [- {) |9 _6 T2 ~
8-200 Single Dwellings (see Appendix B) n6 |& }( }3 Y+ B- x) N- ]1 U, Z
8-202 Apartment and Similar Buildings1 n$ ?( y1 {7 [
8-204 Schools! s0 ]: t( c9 |6 V( h+ f; e R$ t. ~ P
8-206 Hospitals5 n6 |/ F3 ?6 b8 @
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
8 @1 r' @! f3 ~0 S9 h6 r) k8-210 Other Types of Occupancy (Table 14)
( N* D0 a( K' o+ w# I& K( J8-212 Special Lighting Circuits/ n2 V! K* i* J- p+ W3 N
Branch Circuits' e, h, c; a5 q2 ^$ b
8-300 Branch Circuits Supplying Electric Ranges* |3 I1 S& R! a- L. _
8-302 Connected Loads
( b" w) B$ N7 T* Z( Y
% Q9 ~! t8 D+ eSection 10 Grounding and Bonding# Y/ M" T0 U4 K2 `! e+ x4 x
Scope and Object/ c- g1 }$ g8 q/ [8 L4 q
10-002 Object- T( x$ E$ N* K" s8 c3 X' Z! ?2 k
System and Circuit Grounding
( S0 V3 C$ [9 n10-102 Two-Wire Direct-Current Systems0 C: g# O$ W4 a; |$ ]+ [
10-104 Three-Wire Direct-Current Systems
, L: x: D- B3 e! b3 E10-106 Alternating-Current Systems1 T1 H I- m9 k7 M# _9 F8 y k
10-110 Electric Crane Circuits
9 y v( G7 }" V' E& P2 x! D: E. P10-114 Circuits of Less Than 50 V
" l X0 I/ R' F; w5 V6 s4 E6 L10-116 Instrument Transformer Circuits* {) i: Q3 w% d0 ~' v% O
Grounding Connections for Systems and Circuits8 O, e5 W) S0 o/ Z' a7 T _7 p
10-200 Current Over Grounding and Bonding Conductors
# Q$ @% e6 i3 u9 b' p* T10-204 Grounding Connections for Alternating-Current Systems2 |* A7 r& l/ k0 n: E% l( z9 O) t
10-206 Grounding Connections for Isolated Systems M# A9 C, f, b1 M
10-210 Conductor to be Grounded4 i4 U3 Z$ h/ |: T& C& T/ |
Conductor Enclosure Bonding5 }; @ t" [. |- s" U
10-302 Other Conductor Enclosures
1 N9 \) x8 S, S: w3 _ C- BN 10-304- x7 y7 G4 Q- U% r
Equipment Bonding
* E {6 D# s" _2 J% ~ R3 h10-400 Fixed Equipment, General: l; N% q3 h/ Y) Q) O1 G; P' V4 v
10-402 Fixed Equipment, Specific (3), (4)
/ D0 b* G; {% N& t# O& }10-404 In Nonmetallic Wiring Systems
" [8 L4 b8 T2 T1 A( X" ~3 L10-406 Non-electrical Equipment
8 q* C7 X% X! U% h, G5 s10-408 Portable Equipment (4)(b)8 l8 K5 G3 {7 \4 q6 w# w+ \
10-410 Instrument Transformer Cases
1 H/ ?+ e. D/ R \" N10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less, ?7 ^+ c2 @4 `) b1 o* F" \* s5 K! N5 b
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
5 g* v% E1 Z# w) @; lMethods of Grounding6 R/ ?0 g+ R7 ]" Z# H( {2 x7 ^ C
10-500 Effective grounding (see Appendix B)
# B7 H, d) a- h S: _; a: E10-502 Common grounding conductors
, z1 ]" h' q1 t2 s! ^/ x/ u! t* z/ Y10-504 Common grounding electrodes0 k: a! c2 D; T" M" H9 ]
Bonding Methods M J% m- r2 L$ Y
10-600 Clean Surfaces" {2 ^5 K4 G3 R9 i8 `. j
10-604 Bonding at Service Equipment
~9 ?1 ~- ~* ~9 i! @3 Q! A10-606 Means of Assuring Continuity at Service Equipment
' P: R. r$ N; e10-610 Bonding at Other Than Service Equipment, z0 d+ X! t* D+ G+ D
10-612 Loosely Jointed Metal Raceways
, q/ K9 C1 q% L' d" P10-614 Bonding Jumpers Table 416 k4 o# n3 G* ~' m* J# F4 \
Grounding Electrodes
: u- R* X& g B9 O# c# K7 r0 z* x. F1 A10-700 Grounding Electrodes
/ G1 T$ w) X9 @3 t7 c' N10-702 Artificial Grounding Electrodes
! o9 i2 k$ V; S" S7 i. L# GN 10-700 & 10-702% X7 X2 Z$ ?! e
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)3 ~% T1 Q6 w, Z S1 W9 P% V
N 10-702
: {( n( z, {. f, T3 V7 r( L10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
; {+ J# k; y% K+ k2 vN 10-7023 L* K( @( f) p X; p
10-710 Use of Lightning Rods (Appendices B and G)
; V% q; r/ i* K3 p zN 10-706! Q: ]. @! K" \, a) X
Grounding and Bonding Conductors
& c* U% V: U4 a. o9 o. n10-800 Continuity of Grounding and Bonding Conductors! p9 s# r+ s( h& |4 u( |
10-802 Material for System Grounding Conductors
7 e- c' h" g- ?' b# O10-804 Material for Bonding Conductors+ J& o& Y* e% N- r5 b, n
10-806 Installation of System Grounding Conductors
; o5 @5 n* \4 {- d10-808 Installation of Equipment Bonding Conductors5 j7 z; s4 P6 \- m; G
10-810 Grounding Conductor Size for DC Circuits
: W* |( S5 u* z. f: S1 P4 s6 u5 i0 ^7 \10-812 Grounding Conductor Size for AC Systems (see Appendix B)
H+ ~' r; {2 }10-814 Bonding Conductor Size (Appendix B)
6 \8 W; N' S* G0 b; \* C! O! z10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment5 X6 r0 l9 m% Y6 f* m. O/ Y
10-818 Bonding Conductor for Outline Lighting
5 p' E: i' g8 ] Z10-820 Bonding Conductor Size for Instrument Transformers
( p( b% P2 z0 H: DGrounding and Bonding Conductor Connections, W" R i; h' o9 ]+ _' }3 ]! Z
10-902 Grounding Conduct Connection to Water Pipe Electrodes
* M) x- ], d6 W1 p' P) l" n5 S10-906 Bonding conductor connection to circuits and equipment
$ m. h7 H5 P Q) ]! [10-908 Grounding Conductor Connection to Electrodes! i- C% |, Q4 z5 O* Q# C* {
Lightning Arresters- ^7 ^# ?2 ^; B2 O4 U
10-1000 Lightning Arresters on Secondary Services – 750V or Less& F' l: C" R$ [. {* e" D
+ Z% b) n( k, N0 `; w- S
Section 12 – Wiring Methods
! m ~2 w2 z1 bScope
( Y" J+ T2 }) h% X12-000 Scope (Appendix B)
- ^" \7 e4 D- j+ lGeneral Requirement
3 _ G* G, w7 d1 P: T4 g/ y12-010 Wiring in Ducts and Plenum Chambers
j; s3 F2 L) s( w12-012 Underground Installations (Appendix B)
# I8 q4 N0 N a- `12-016 Lightning Rod Conductors
/ i- T5 L: W3 A0 L) l# fConductors - General
4 j8 _5 A" s* B: B/ r8 W! X12-100 Types of Conductors (Appendix B) Table 19
) P8 U* P' J( ~& W( H( Q12-102 Thermoplastic-Insulated Conductors$ |3 [$ T4 c" a, E. f& H" t
12-104 Flame Tested Coverings8 c$ I2 X5 j- \5 L! r$ K: q
12-106 Multi- and Single- Conductor Cables$ p; S1 X K/ e2 g
12-108 Conductors in Parallel (Appendix B)
' Y- {9 a" G3 C& ^5 k$ M$ C12-112 Conductor Joints and Splices
; S$ h4 k' m( c' @! ]: a' n12-114 Ends of insulated conductors' x" `. f3 y# C. B/ ]- A
12-116 Termination of Conductors (Appendix B)
: \) I) I; ?* ^5 ^7 S7 p12-118 Termination and Splicing of Aluminum Conductors
$ ], Q% i' l+ R( Q! L+ o12-120 Supporting of Conductors - Table 218 h) w8 Q7 \5 u# f2 X: @' p0 Y1 h3 i
Open Wiring
; K- a' Y7 o8 X1 I12-204 Spacing of Conductors/ C& e/ v4 B+ C# K2 K
12-206 Conductor Supports
7 C# C% W1 P/ \# u; r+ a1 W/ U: q12-208 Conductors on Flat Surfaces& i' |* r! g2 t6 L) e
12-212 Protection from Mechanical Injury' A& b) H1 Z. A! a" l3 e+ R P
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
+ g. p2 I7 T, W" T, V- z12-308 Minimum Size of Overhead Conductors2 |/ C& Z% y3 L
12-318 Use of Neutral Supported Cables' ^ B$ E$ O5 g3 Y* l: T
Nonmetallic Sheathed Cable) f' F0 j" f! Y% l+ ?. E
12-502 Maximum Voltage* n6 b1 O, J+ h+ m
12-510 Running of cable between Boxes and Fittings (Appendix G)
* L( W2 f7 n$ s' H! Y9 [12-514 Protection on joists and rafters4 s* g: U2 x% p3 |
12-516 Protection for Cable in Concealed Installations (Appendix G)
4 V& B0 Z5 m/ w1 z, L3 d: x' k12-522 Where Outlet Boxes Are Not Required
' z) j8 {$ J2 N9 ^Armoured Cable Y1 Z2 Q5 W! J# V$ d& F) b9 N8 R
12-602 Use (Appendix B)
8 K: V: J8 Y; m2 _8 P12-604 Protection for Armoured Cables in Lanes/ ~# O5 z [7 n0 K4 ?' B# W
12-606 Use of Thermoplastic Covered Armoured Cable4 ^5 a, h/ x) h9 `' u5 A% H
12-608 Continuity of Armoured Cable! o: @ l5 Q0 F$ L5 \4 a2 h+ J' v. B
12-610 Terminating Armoured Cable( f! Q4 Y$ h9 \, P5 r* z8 P. M6 w
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems$ I3 k" b; G7 D, A) P d1 g; R
12-614 Radii of Bends in Armoured Cables# N, u* E# ~8 Z x9 S N& u+ Q
12-616 Concealed Armoured Cable Installation, A- l5 O' V! O' b, m
12-618 Running of Cable between Boxes, Etc
$ a3 I' O( ]! M9 f. O- U& XMineral-Insulated and Aluminum-Sheathed Cable
! X! ^4 {2 _! p3 a12-702 Use+ J" U' q b! @; ~- ?
12-704 Use When Embedded# l( Q. @; n. f2 T3 _2 X! ]
12-706 Method of Supporting
: q" k5 {4 {5 T1 z% {8 t12-708 Direct Earth Burial u( S* D( Z! s/ t" ?/ b
12-710 Mechanical Protection
3 }6 Z: P5 v& F& i: r12-712 Radii of Bends3 B- N. P1 w. Z. L7 J) c0 _
12-714 Termination of Mineral-Insulated Cable (Appendix B)6 i: m. w' n# U m) i% V
12-716 Connection to Other Forms of Wiring
9 z7 [! C4 E3 k; \Flat Conductor Cable Type FCC
8 T* b9 o+ W; q" M8 |12-804 Use Permitted* Y4 Z+ L& N' ?4 t9 t2 a% s; p
12-806 Use Prohibited
n F; H$ c/ d2 c9 t3 W6 h12-818 Anchoring
+ @- I1 J6 \ Y! `8 Q12-820 Crossings0 h3 |% y( j- F& h, E5 J7 [
Raceways - General1 i3 V$ O3 x, X7 F
12-904 Conductors in Raceways
1 @- p/ X: h1 K7 z$ p9 {( i12-906 Protection of Conductors at Ends of Raceways
8 l% S: L$ T2 u' P2 {12-908 Inserting Conductors in Raceways
. d [& ^, Z/ h6 @* D% P( M! E# E12-910 Joints or Splices Within Raceways2 W7 ^. D6 H( X: C5 e$ j
12-912 Stranding of Conductors7 G/ T! w/ _% e, [! _
12-914 Electrical Continuity of Raceways
; d0 r ^6 _1 e: R12-922 Radii of Bends in Raceways
6 v( l/ R( u9 E% dN 12-922 Radii of Bends in Raceways Table 7
$ A5 q, E% M4 |12-932 Protection for Raceways in Lanes8 }) P; _% l: e x# Y
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)( o/ d+ l& K: c+ P: h, `7 r2 k
12-938 Capping of Unused Raceways
* J' J5 U. |+ {1 y; Q& h12-940 Maximum Number of Bends in Raceways9 N( T" z: Q* k7 v. v ^6 r
Rigid and Flexible Metal Conduit
3 Q2 G0 K/ P( P2 |& J1 |12-1002 Use
4 O' v/ ?8 |: M12-1004 Minimum Size of Conduits
( h# M) l( \; G5 w" y) ^, X/ [0 ?12-1006 Conduit Threads (Appendix B)
* k' |0 d) i6 u( ~12-1008 Thread Engagement/ F: D2 ~7 Q6 {& l
12-1010 Maximum Spacing of Conduit Supports, }- G# Z/ s. f4 K) b
12-1012 Expansion and Contraction of Conduits (Appendix B)
' Z3 f s- P$ P3 ~8 x12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 $ ]( }, I& j& O8 K; w# L+ N0 F4 U
Rigid PVC Conduit and Rigid HFT Conduit
0 N' c+ c1 V+ ~, R12-1100 Use. f( N* X) b9 T
12-1102 Restrictions on Use
4 b2 c3 I- d# L12-1104 Temperature Limitations (Appendix B)1 m s8 Y! P6 a) o7 t2 n+ h: h$ g
12-1108 Field Bends (Appendix B), (2) v4 g8 o2 J2 b- V. P
12-1110 Support of Luminaires3 j* g! b2 Z8 ?7 r
12-1112 Fittings4 q+ r% H: y+ U* L5 Z
12-1114 Maximum Spacing of Conduit Supports
: v! c2 @, Z! H, T; G, w- w6 H' v12-1116 Support of Equipment& w- S! r' [3 L$ x. T# _- i. W( m
12-1118 Expansion Joints (Appendix B example)
$ y; X% Y, Z1 MRigid RTRC Conduit, y+ {( p5 {7 a$ D; {; y# s
12-1210 Temperature Limitations: N5 H: d. u/ Z$ u
12-1214 Expansion Joints (Appendix B)
; h; c, c# }9 c G7 p3 j# h4 JLiquid-Tight Flexible Conduit
& k2 d4 V8 H; T o& ~12-1302 Use of Liquid-Tight Flexible Conduit
# Z3 x1 z0 E& {$ D% r12-1304 Maximum Number of Conductors
1 O6 T+ s( S& A# p- p12-1306 Provisions for Bonding' k( H! Q* K/ E) N, H# o( D
Electrical Metallic Tubing4 u$ ]5 k. T: n2 _( i h: i
12-1402 Use% z! _. M8 q" k2 N o
12-1404 Supports
0 z9 k! E# t* D; a6 b. T6 [. l( I1 t12-1406 Minimum Tubing Size2 }4 u, d# ^& r% f* r8 b
12-1408 Maximum Number of Conductors
. T3 y- Q. W& B0 }4 ]9 |$ s3 }4 t4 v12-1410 Connections and Couplings, l8 M; }5 L# \
12-1412 Radii of Bends in Tubing+ R, ^" t' V. D+ a; Z5 d% t7 W- v
N Table 7/ x" V% w( D0 T9 N" p; K2 W1 I
Electrical Nonmetallic Tubing
' R) f O$ m. J- `12-1516 Provision for Bonding Continuity; G* b6 I( }* v8 F3 c
N 12-1514
& N. G4 C# X) `7 \( G1 ASurface Raceways
$ C6 j" |( w/ D12-1602 Use of Surface Raceway (Appendix B): d: Y* n5 s9 y3 s: j! q
12-1604 Temperature Limitations! V1 B& Q) r; R% q7 f% m1 }! F
12-1606 Conductors in Surface Raceways (Appendix B)0 a, j2 b1 v4 Q) W# L, t
12-1608 Maximum Voltage; D8 g1 H7 e3 O' O3 S& e
12-1610 Joints and splices * a% Z1 j9 Q) {: @8 b, u
Underfloor Raceways# c# u! E7 ]' b& h0 ?6 }" Q
12-1712 Discontinued Outlets in Underfloor Raceways4 _$ d) p: y3 i. f: a0 I
Cellular Floors
# Z4 b, i( G% R7 F5 j4 b7 u12-1804 Maximum Conductor Size in Cellular Floor
6 w% {+ x; k/ ]& M( }9 L. D1 Y12-1820 Cellular floor discontinued outlets' \5 P+ \8 }2 M c6 y6 h* V
Auxiliary Gutters
5 p2 V8 Q* F+ B" ]" [12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
, O8 v! \2 q; _) u12-1902 Auxiliary Gutter Supports
# W( ?4 w! V8 C ]12-1904 Auxiliary Gutter Cross-Sectional Area8 {, K/ i, d- X% F5 T
Busways and Splitters$ Y$ c7 ?. m' l0 w) d2 b! K: n1 q
12-2004 AC Circuits in Busways and Splitters) ^/ n5 l3 S4 ~( d* a. e1 X k
12-2006 Busway and Splitter Supports
6 p/ X: C# y/ K0 b: u5 j' f8 I7 A12-2008 Method of Installation of Busways" \9 s @& N d) i% ?
12-2012 Reduction in Size of Busways% s8 M3 m6 }/ k; K
12-2014 Length of Busways Used as Branch Circuits8 U0 E: s8 t3 Z) e3 b8 }
12-2018 Taps in Splitters4 E( l) Y7 y9 a. e) x
Wireways
; q& P0 p. u+ j V0 A/ P' _, {12-2104 Conductors in Wireways
! U+ O( K9 I1 K6 r2 ^1 Q12-2106 Taps and Splices in Wireways
G2 C9 r8 x$ p( T3 C Cable Trays
; h# J7 }5 x5 i( u: j0 T. i8 n12-2200 Method of Installation (Appendix B)
U+ T# b9 H2 y6 U0 b3 U; o12-2204 Joints and Splices Within Cable Trays& ]/ l8 \, h/ Q9 O7 _
12-2208 Provisions for Bonding2 y' _0 L: }: C& x. o, p
12-2210 Ampacities of Conductors in Cable Trays
9 h4 j) E/ @3 R. K% V3 _" U/ RInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings: `; n3 k2 ^0 \/ G% }
12-3000 Maximum Number of Outlets Per Circuit3 W7 g1 n# q( Y5 R2 {3 `8 }0 ~% H
N 8-304
9 g. M$ [6 S* Y# e1 S( k6 h* r# Z12-3002 Outlet Boxes (Appendix B)# t- ?: M3 q/ R! L6 F7 U
N 12-3000
2 z, | W$ t$ s9 a) r12-3004 Outlet Box Covers/ M" j: @9 N' \9 T
N 12-3002 v) O5 b; w. H! Q7 `& _" c
12-3010 Boxes in Concrete Construction
% J4 l8 g& j# e O. P/ @- ?0 `7 [N 12-3008
1 d% ?% _3 m9 e9 f" s- i12-3012 Outlet Box Supports
+ i" l9 O, a! Z% DN 12-3010' ^5 b# I3 N9 ~% V' n) B. y
12-3016 Accessibility of Junction Boxes
5 q* M$ G3 W" G* f6 X# EN 12-3014
% i) k6 v5 Y6 k6 x0 M12-3018 Flush Boxes, cabinets, and Fittings
0 e c% d& L! Q: u9 yN 12-30168 _+ U# J- H2 f# m: q0 D
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) & U! [3 Y3 A' I2 F
N 12-3022" m$ @9 e. s; g+ V
12-3036 Maximum Number of conductors in a Box - Table 23: u& G" J# o+ I5 V
N 12-3034
- s- S# ^, h$ K' m o- M6 n12-3038 Pull Box or Junction box Sizes
' Y7 l5 K- ^- JN 12-3036
+ Q( C1 ]6 h3 T: ^( i
! h- O! K& c8 U3 \, N: dSection 14 Protection and Control
' p& }7 s" v) O qGeneral Requirement
, \6 H; U) ~( C& a. x2 T; R14-010 Protective and Control Devices Required$ Y/ P5 Z$ W( i9 L
14-016 Connection of Devices
- N- e- Q# \# K, Q. b2 O Protective Devices – General
* `% z# e+ M" A0 O; E8 X 14-100 Overcurrent Devices Required
' T) R" E3 r) F) |14-102 Ground Fault Protection (Appendix B)/ G* ~6 t/ x6 {* _0 u
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
4 Y" d! S/ W- A1 U$ W14-112 Overcurrent Devices in Parallel* I! l( }+ b0 b. g
Fuses: N& W8 |. C) l& J+ k4 G
14-200 Time-Delay and Low-Melting Point Fuses3 @7 J$ V& `$ V: M$ X& ?- b' B; Y
14-202 Use of Plug Fuses
) D0 y' q0 l- H0 Z3 J14-208 Rating of Fuses
" p! K/ Q0 [$ E3 J) M14-212 Use of Fuses (Appendix B)
- I# a3 c% c4 R& \Circuit Breakers
# F0 Y( _' E& r; a0 t14-300 Circuit Breakers, General
2 P" D# }( I2 |/ [! B9 M14-306 Tripping Elements for Circuit Breakers
+ `* `/ s, M' L) {% u14-308 Battery Control Power for Circuit Breakers5 x$ Q* f# P! l3 b3 `, ^4 y
Control Devices - General8 L" ^( r1 t/ X- b2 @) a
14-402 Disconnecting Means Required for Fused Circuits/ V1 N( B5 o% P' |1 H9 k+ G# Y/ a
Control Devices - Switches, j w: U; T+ C
14-502 Mounting of knife Switches; K, @4 j% E4 R6 W r( L
14-504 Maximum Rating of Switches3 k% z- W4 ~) K) p# n8 A, }1 W" m
14-508 Rating of General-Use AC/DC Switches (Appendix B)! h9 r$ r" f0 x1 s Y' F
14-512 Manually Operated General-Use 347V AC Switches (Appendix B); H4 j. E% s3 b% i* `
Solid State Devices
' w- H2 M7 }: L9 p" V3 u, i% i14-700 Restriction of Use0 g+ {4 m( n# ^! R! V. F* W
14-702 Disconnecting Means Required
v4 K9 `, n: W! ^3 p& m( b6 p0 U# ~: n& E9 d( z
Section 16 Class 1 and Class 2 Circuits# ^8 j# s5 P$ Q
General9 C( a' v2 U! i( Q5 k8 g+ A9 K
16-004 Class 1 Extra-Low-Voltage Power Circuits. \! |5 |. ?4 s0 c3 _" ^) s
16-006 Class 2 Low-Energy Power Circuits# N; P# a% ~7 a6 B. m( e. _
16-012 Circuits in Communication Cables6 E4 u- O, R. b$ a* J3 @" G
Class 1 Circuits
, V5 H V% [# S16-100 Limitation of Class 1 Circuits. C* m9 `4 u3 N9 a
16-104 Overcurrent Protection of Class 1 Circuits# A2 G$ ^/ z4 z
16-106 Location of Overcurrent Devices in Class 1 Circuits! R( F/ Z- R, E8 K+ e
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers1 x5 Y9 n. |$ `& f1 k0 F2 U7 D
16-110 Conductor Material and Sizes9 @- f$ U; D! f) S
16-112 Insulated Conductors for Class 1 Wiring8 L. Y% b8 ?% _7 }, \% T
Class 2 Circuits
0 U/ L1 Q& U9 R7 E16-200 Limitations of Class 2 Circuits (Appendix B)
/ E7 W6 P, f0 N# V16-204 Marking
, ]; y$ a- |- q/ c: a16-206 Overcurrent Protection for Class 2 Circuits& l3 u9 V' l9 `5 B; r" c% r
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
* n- p0 B. i- h4 W, O6 S S5 CELC: extra-low-voltage cable
0 v3 H# u2 p" N* n" j) x' u! M9 v16-212 Separation of Class 2 Circuit Conductors from Other Circuits5 ~4 [- T7 g4 n( I) o
9 y% u# e$ U% n/ u
Section 18 Hazardous Locations/ t9 w( g5 `) J8 g& t9 | G
Scope and Introduction
7 }$ D6 z% I) I- A8 |6 W18-004 Classification
7 z) ~9 c( F) m0 Z$ D0 D18-006 Division of Class I Locations (Appendices B and J)
/ Q7 j% y4 N; n @7 {: ]6 J; ^18-008 Division of Class II Locations (Appendix B)7 Y- i, \2 S* f$ g/ o: O3 `- P" v% [
18-010 Division of Class III Locations (Appendix B)7 X; ]$ U( B4 z- a7 V) W
General& w1 T4 W% x5 ^7 @# z# q
18-062 Metal-Covered Cable (Appendix B)
0 L- U+ R9 G4 u" KInstallations in Class 1, Zone 1 Location; c! L2 i) ]& S. L6 ^1 I$ {7 F
18-108 Sealing, Class I, Zone I (Appendix B)
2 D o2 g$ ?' l7 e% i: u
0 K2 U5 w; W6 w* z. `* kSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
* r, ~% k* {6 sGasoline Dispensing and Service Stations Y% ^# u& k% ]* j
20-002 General4 A7 l5 l, K8 |% M
20-004 Hazardous Area (Appendix B)
7 ^" S! Z0 q+ C/ ~9 w: N1 S, _Propane Dispensing, Container Filling, and Storage. I1 w1 k+ A$ H% a9 {) {
20-034 Hazardous Areas - Table 631 {; p9 x& }: f, A4 U) k2 {3 A, a
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
4 O& a+ z8 k# l( D+ W V% g20-062 Hazardous Areas
; G$ p- Z" [6 q9 r4 `$ W6 C; qCommercial Garages – Repairs and Storage9 i- ~+ [) {& g/ c% S2 {
20-100 Scope
6 c9 H: h) A1 Q5 v. C20-102 Hazardous Areas (1)
+ U5 H( X+ p( {2 s0 T+ ?$ I" ]9 d( s* }* M
Section 24 Patient Care Areas
6 v7 ~# j0 w' X3 d# Z24-000 Scope (Appendix B)6 g; B, j, {" f2 D
24-002 Special Terminology (Appendix B)0 E9 u# t- V- h2 I
Patient care area/ d. \8 Y( T" ~; s4 v3 `: V% Y
Patient Care Areas
: y8 \& m/ @* X7 u24-106 Receptacles in Basic Care Areas (Appendix B)
/ R# e. Z3 W- J8 ?+ E) l- d" q1 W9 n( \Isolated Systems
- z& @9 I; Q+ u8 T24-204 Single-Phase Isolated Circuits (Appendix B)' e( j- c B# P2 [
24-206) f, @( N. l0 {) D4 ^
! G4 t; l; [! Y
Section 26 Installation of Electrical Equipment/ D2 o4 J# T0 R6 W
General7 X3 r: n5 E+ _( r, l5 R) k) p v
26-004 Equipment Over Combustible Surfaces (Appendix B)
, U. p% s- h: w0 ^1 b( b) G5 o26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)4 X' v7 y3 I0 l
Isolating Switches
. X0 _6 F/ y: t* D26-100 Location of Isolating Switches+ k# b8 M- b4 J4 D) ?
Capacitors
0 p$ n9 m; r0 |% s) ^! _26-204 Guarding of Capacitors% c; ]: N7 Y& C4 T2 b X( K1 U
26-206 Grounding of Capacitors( I% q$ H8 I8 K
26-208 Conductor Size for Capacitors
: n( [" ~& U: A* E6 M- L) D3 |' p% B26-210 Overcurrent Protection (Appendix B)) }6 h u* p4 w( X; A. P1 u
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits& y. W+ [* d. M' S. z+ C
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits8 ^ t4 f7 J/ g1 J, l; ~
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits7 v( X( v4 n; b D4 K2 N, ?
26-218 Special Provisions for Motor Circuit Capacitors1 R3 M4 T- T0 O6 P+ R0 Y
26-222 Drainage of Stored Charge of Capacitors
5 [8 @ m9 v& o/ c. pTransformers
& v" j0 ]9 B/ O26-240 Transformers, General
X A/ [" `8 ~2 w0 t26-242 Outdoor Transformer Installations$ U3 i0 A2 U& u8 ]6 N0 g
26-244 Transformers, Mounted on Roofs (Appendix B)8 U; x; F! |9 O8 }
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
) W$ X) r/ R+ E! m4 ?7 @! M8 R26-248 Dry-Core, Open-Ventilated Type Transformers
5 d$ K, T5 X% X# L, Y26-250 Disconnecting Means for Transformers# t2 V+ Y! T) H% J& k
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
" h/ z+ H! z9 L26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
& g: p! k- ^+ I" O: A4 n26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
2 P" \/ g6 L/ o: E26-258 Conductor Size for Transformers* H3 U* _2 L4 S$ |1 `; T* Z6 }5 n" g
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
' G5 ?5 M: H* J& P5 h/ @3 |26-262 Marking of Transformers
1 @* t' \, M8 ]; x3 D( n4 G7 V26-264 Auto-Transformers4 d z- }' x# {% m& Q/ u4 c5 x! @
Fences
$ H3 j7 M! }, U3 a# @; m26-302 Clearance of Equipment - Table 33
0 x, O& N& O/ J8 lPanelboards
5 U2 I) h0 E' r& j26-400 Panelboards in Dwelling Units (Appendix B)
+ Q. b4 e0 _$ K/ s5 V( `26-402 Location of Panelboards (Appendix G)( [6 J2 U8 u) |; p" X- s) H( O+ j
Lightning Arresters
- {& {: t* Y+ ]5 C- e5 H( B26-508 Connection of Lightning Arresters( x6 j8 Y2 L, P ]% P: d2 A
Storage Batteries
1 T2 f$ G# Q* D- d+ |1 g26-542 Special Terminology1 t3 _, P) `4 b) y4 A
26-550 Battery Installation( @, L8 }1 b9 R# J& M
26-552 Wiring to Batteries; x" o6 m+ e$ V( J! g
Arc Lamps+ ]5 q8 S3 ]0 G7 r9 {$ M
26-600 Location of Arc Lamps
0 D. d3 B* P, b5 e! Y26-602 Conductors to Arc Lamps
. H+ w; Y9 P) ]* H" _6 v0 t$ Q* Z26-608 Globes and Spark Arresters
: s. s) w- h9 E; T9 S6 `2 e1 MReceptacles
+ g5 x6 Q) Z' m' W* b& s" }26-700 General (Appendix B)! X( C8 q8 I9 B+ x; U
26-702 Receptacles Exposed to the Weather: ? m( I/ l8 @6 ]4 K
Receptacles in Residential Occupancies, ^" G" b4 A5 s, ?3 \3 p# X
26-710 General (Appendices B and G)' O& N0 q' E6 t+ i. H
26-712 Receptacles in Dwelling Units (Appendices B and G)
7 N9 ]( m# ^' h8 F- \6 b26-714 Receptacles in Single Dwellings (Appendices B and G)
3 Z" a7 C% {; a' RBranch Circuits in Residential Occupancies
& M9 |* D5 e# ^% x. k. J; q4 C26-720 General0 l k( ?1 i6 p; q
26-722 Branch Circuits in Dwelling Units
+ i' Z; q h- B7 t5 b26-724 Branch Circuits in Single Dwellings
$ z6 k9 S3 ~7 F8 w! s26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)( ^+ n# k# t, W
N 26-720 (F): i& d4 j) i/ z
Electric Heating and Cooking Appliances. O9 {) o5 K( p8 K' Y3 X( z# `
26-744 Supply connections for Appliances3 _. j. m1 R/ f L0 a& h; f2 ~0 y
26-750 Installation of Storage-Tank Water Heaters3 r V, z& ?0 b: G( h# x
26-752 Infrared Drying Lamps, w" B- Q$ J; @6 j2 J
" r: U. n% F* [
Section 28 Motors and Generators
" ?" [* o8 m* sGeneral
9 f# q% p' F* _# Y, i28-010 Special Terminology4 q- e! Y* X+ a7 d) ^8 o. r
Hermetic refrigerant motor compressor T; Q9 c" X4 u+ y) V. e
Locked rotor current rating1 v9 L. `( [4 q$ n) k5 I1 f
Service Factor% L5 {: l* _- L/ P+ d
Table 44; Table 45; Table-D2# v# n/ |7 s) b& m# M' ]
Wiring Methods and Conductors) ~. \# K4 q/ }8 ^7 |+ [
28-102 Portable Motors
3 X+ q" s- J; r8 R# O28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
3 q2 b7 i. G! J& \7 V, b28-106 Conductors, Individual Motors
: B- n& ?4 z$ K5 a/ t28-108 Conductors, Two or More Motors
9 J2 r3 ~; w; {, k3 {4 }3 w28-110 Feeder Conductors9 ], M0 p* e/ l7 Y2 x4 M! _
28-112 Secondary Conductors
9 n. I2 N* n' Z0 W# sOvercurrent Protection; B; @ _% t- o0 k1 Z! B% a! @
28-200 Branch Circuit Overcurrent Protection6 i' R2 \; S' z1 U! g7 | ^
28-204 Feeder Overcurrent Protection
. T( D. w; T5 b. B6 Z28-206 Grouping of Motors on a Single Branch Circuit
, b& N. p6 G i3 e+ ~) Y28-210 Instantaneous-Trip Circuit Breakers (Appendix B), t& `9 e: ?/ X9 J
Overload and Overheating Protection
9 ^* F. x( z0 g5 A28-302 Types of Overload Protection
3 H7 E" v! h; @5 L28-304 Number and Location of Overload Devices (Appendix B) Table 25
) U! `: Y1 d; V8 [28-306 Rating or Trip Selection of Overload Devices (Appendix B), ?5 E% C( y. `8 U H( [8 j
28-308 Overload Protection Not Required
: o. h. h' H/ pUndervoltage Protection 7 T( R0 P. ^; y5 E* \
28-400 Undervoltage Protection Required for Motors (Appendix B)
9 P; }% T h5 l2 B7 }Control
8 V( l2 O+ q) X( E: A28-500 Control Required
7 k# q, M9 W! g- I; k28-502 Control Location
; ^- N% A5 E1 w3 j' N6 D( p) U) z" X28-504 Starters Having Different Starting and Running Position
0 T1 Z9 G8 Y1 v! m4 R8 W5 c28-506 Grounded Control Circuit
$ [9 M# L6 F4 z- qDisconnecting Means
$ ]$ C) @* w) t4 j28-600 Disconnecting Means Required! d+ E$ d6 S5 v! `9 _. c
28-602 Types and Ratings of disconnecting Means (Appendix B)
) j4 n4 v7 e/ t4 L6 h; b7 _9 e28-604 Location of Disconnecting Means) L8 ^- r9 M! q5 d- ], n$ n/ F& S1 \9 u
Hermetic Refrigerant Motor-Compressors
- V4 U6 s2 \* `* K& \. {28-706 Conductor Ampacity' Z8 E' \4 `7 u7 Z% d: J' L X
28-708 Overcurrent Protection
( t3 u J8 p/ q( n0 T28-714 Disconnecting Means
9 V/ o& T3 s0 w$ v, f. w* jProtection and Control of Generators
4 y- M a; L: C. z7 e8 w p y28-900 Disconnecting Means Required for Generators
F! x3 G$ g" u28-902 Protection of Constant-Voltage Generators
0 p+ H+ m" g1 v/ @28-904 Generator Not Driven by Electricity V7 D( o# j! `; i& A% f
28-906 Balancer sets
+ {6 ~1 d' r! O6 T8 g& b8 \: z" Y28-908 Three-Wire Direct-Current Generators
. L& P8 [3 m: R6 |1 M! p1 L, m+ ]& e* o$ G8 U3 f, F* R0 |
Section 30 Installation of Lighting Equipment* d/ P) R7 Z$ L1 I: o- t
30-002 Special Terminology (Appendix B)
2 `5 r5 x- p9 ?0 O8 IGeneral7 r, |6 ]5 n! _% x/ p. j( x
30-102 Voltage
2 c, ~2 N: V7 Z b9 J: C X30-104 Protection (Appendix B)) X8 u6 R7 A$ c' S
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
# w5 _, q* i7 R+ t+ K6 n6 o30-108 Polarization of Luminaires
; _* Y# Z. d7 k, R$ u30-110 Bonding of Lighting Equipment
) }, M C" @5 `0 l6 U1 ULocation of Lighting Equipment
9 k9 L4 R0 f, K: v- S30-200 Near or Over Combustible Material) j5 f @- r3 G; d$ n
30-202 In Show Windows
7 R5 a3 o" R. j30-204 In Clothes Closets1 V* n/ _" Z: m0 E4 {; C
Installation of Lighting Equipment' }- S+ d2 d+ G! N5 l8 ^' n- c: z& u+ N
30-302 Support. x$ @( N' g1 K3 X% o3 X; U
30-304 Outlet Boxes to be Covered' R8 \5 t" K) N9 [7 g1 `
30-308 Circuit Connections
6 z- \2 r: X6 c/ I% p: z5 j30-310 Luminaire as a Raceway* J7 m. J, D; \8 [" {
30-314 Minimum Height of Low Luminaires
4 l. X& J, o0 T2 @5 b% r30-316 Luminaires Exposed to Flying Objects" K; a# B* W0 O; v9 p" }5 {
30-320 Luminaires in Damp or Wet Locations: \! d' x' o. ]& L" B: l
N 30-318, R+ F S4 d; B: K! e
Wiring of Lighting Equipment% D; g9 K M! r: @+ A8 d
30-400 Wiring of Luminaires# O, o3 d# N/ s
30-402 Colour Coding
5 H$ y# }" E. Q" A30-404 Conductor Insulation
. E1 s. }; K) J30-406 Conductors on Movable Parts
6 i8 T! `5 b' s% e4 a9 v; ]30-408 Wiring of Ceiling Outlet Boxes
( f+ P$ ^/ A- {& K) t2 U! X. P/ s30-410 Wiring of Show Window Luminaires
]3 I2 X- Y! o3 y) f( l- S8 G30-412 Tap Connection Conductors; R) k% I1 g. b- S C9 H' q s8 q; ?
Luminaires in buildings of Residential Occupancy
3 ~: {5 T/ S: E! w* j5 q O0 r( o! D" w30-500 Lighting Equipment at Entrances (Appendix G), B) y( b& j+ B }0 {0 J
30-502 Luminaires in Dwelling Units (Appendix G)
2 |0 Z6 a1 D: \30-504 Stairways (Appendix G)
6 R# O: }+ `2 F1 f30-506 Basements (Appendix G)
* Q$ g' X) n' y30-508 Storage Rooms (Appendix G)
% J& w- o7 A6 [ V3 F30-510 Garages and Carports (Appendix G)2 Y! w4 d; A$ t' Y2 s: L) f7 D
Lampholders4 E; ?3 \) @9 g6 p7 A
30-600 Lampholder rating with Incandescent Lamps" n- O; x( S$ u& k! ]
N CANCEL H, o# Y4 a5 k8 d0 E
30-602 Connections to Lampholders' T& N& K$ v: A/ k, }9 H
N 30-600
- g( `) t- P! h( D+ R2 o30-604 Switched Lampholders Used on Unidentified Circuits
# }6 v# h& Q' I! i; F8 J. r3 TN 30-602. I* y. n* F# M) l0 g
30-606 Switched Lampholders with Pull-Type Mechanisms$ H' }; \& I2 Q. j
N 30-604
" _9 p' j" S$ S, k1 j$ ], l30-610 Pendant Lampholders$ B3 O, N% |/ s2 t) {8 J
N 30-608
9 V) S' y3 m$ ~ P) k8 a& vElectric-Discharge Lighting Systems Operating at 1000V or Less7 m& B7 c4 n2 ~9 Z& h5 w& x! s
30-710 Control (Appendix B)* U- }' O c0 P6 i# Q* S4 ~
30-712 Branch Circuit Capacity, A' r6 a$ ~5 G, e T e
Electric-Discharge Lighting Systems Operating at More Than 1000V
0 z; H; \ T6 i! t30-802 Voltages, Dwelling Units- ^- X" |, o+ G: d3 B5 Z M0 q
30-804 control (Appendix B)
. c: N7 z/ I1 K; ?, T) TRecessed Luminaires (Appendix G)
! E9 f1 @6 O/ k6 _& u w! L30-902 Spacings for Non-IC Type Luminaires
7 G5 R( x; t; h4 d# K% q! P30-910 Wiring of Recessed Luminaires (Appendix B)
1 G) d8 n: f' Q" G4 pExposed Wiring for Permanent Outdoor Lighting
) m/ L; H/ n/ R3 z% ?& O1 T, c30-1120 Branch Circuit Loading and Protection
X' S8 Z; K0 z6 k w! U/ @. S; xExtra-Low-Voltage Lighting Systems
' F6 U- M. U" r& ^3 M. R30-1202 Sources of Supply
" M) S+ r& j: o8 T. d" s( g) l( c1 F
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
. m$ t. A9 Z. E. M, D; pFire Alarm Systems& S# B1 G9 l; }% ~
32-100 Conductors! k: L* X$ _) f. t
32-102 Wiring Method3 w& b+ d* v {
32-104 Equipment Bonding
8 g" K. y- B" n) Y/ a& U3 P32-106 Electrical Supervision/ L: n2 p1 a+ Z3 c8 x8 d( R$ l
32-108 Current Supply6 b& |& z. W. X$ J0 w# B9 `/ X$ `
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)! d2 b/ _( e( o2 r8 k* A
Fire Pumps
% W# i d1 e0 N- d" ^; R9 h32-208 Overcurrent Protection (Appendix B), S) d- i+ O( B
N 32-206
, x/ h/ V/ w& e) ]6 c, `32-210 Overload and Overheating Protection (Appendix B)
% g' b( x j0 f% g# P! p1 s32-212 Ground Fault Circuit Interrupter (Appendix B)
. S* u4 ?& w" {9 U5 j8 C/ E
' @) ?# F. o9 k% oSection 36 High-Voltage Installations: Y5 |5 Z# \$ O" B
General8 f$ V( O3 e, M% M# n/ ~7 `; J
36-000 Scope (Appendix B)
+ X6 [3 K2 G8 T& F) S$ c! {36-006 Warning Notices
" e: D4 l" s+ dWiring Methods1 p0 X6 a; A6 K2 U4 z" ?. r5 X
36-102 Radii of Bends2 I% C! k! M1 b
36-104 Shielding of thermoset insulated conductors# Y/ B% V) i: E
36-108 Spacing of Exposed Conductors (1) table 30, table 31
/ z6 @- K o! [36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
: @2 S2 I9 d* m6 B' r b/ N. S8 @Control and Protective Equipment
: | p, R1 v& c36-214 Disconnecting Means
" K; S/ }! c* U) W Grounding and Bonding, U( ?3 f/ S' A6 c
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections6 c T1 @! E2 H3 f
36-302 Station Ground Electrode (Appendix B)5 j. g' R5 {1 U- g' n5 y- t9 G; V) J
36-304 Station Ground Resistance (Appendix B)9 p3 i, I- ]5 z* u V/ ~5 `0 t
36-308 Connections to the Station Ground Electrode (Appendix B)
9 s, s& ]% }0 H+ N/ w36-310 Gang-Operated Switch Handle Grounds
$ d% U G# N# E. X Q36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations& i0 q$ p( [* b M/ Y
" f: \2 x- h. }( A) {7 Y; kSection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
( G8 l% f& n7 c7 @38-002 Special Terminology (Appendix B)
+ ~6 l% E# |: u f38-003 Voltage Limitations (Appendix B), n6 ]0 f6 }& i# } n/ N9 F
38-004 Live Parts Enclosed( U8 J2 T, K; P: F% r# \
38-005 Working Clearances h& b* `! B% }6 R# y( t- s( \
38-011 Insulation and Types of Conductors6 L" J) o6 x; B0 N) `5 m: ~) L
38-012 Minimum Size of Conductors- x1 T4 ^! \/ z+ Z; Y2 `7 p* `$ m
/ U; U$ |2 O% r/ W% r) H% O' gSection 40 Electric Cranes and Hoists9 s) k+ s' U. C3 v1 i( r, V
40-008 Disconnecting Means
& T: p2 Q3 W1 N. Q! r0 [40-010 Main Contact Conductors- I1 a& z7 c( I' V$ s
9 m7 i. N @1 I, m" k+ @! B! R9 L! D
Section 42 Electric Welders, m; [$ y, E9 c: D: `% q* N
Transformer Arc Welders
. }8 d4 s' o* O! q( c/ S42-006 Supply Conductors
, T( h, ` W, q8 \. p) k& P
- _- l9 W1 }, }. }0 z0 ASection 44: Theatre Installations; @8 n9 e* w, A
General r- J/ E( P+ z) F! L" w% i
44-104 Number of Conductors in Raceways
1 Y8 M2 i( k- Z6 Z- }44-106 Aisle Lights in Moving Picture Theatres
# n) h, d' ?/ N( OFixed Stage Switchboards
; ^7 H' U% e: m: N1 {. I2 M44-210 Overcurrent Protection
1 R6 w$ \6 W5 F' e& n1 ~Fixed Stage Equipment) X& I+ `' B/ k ^6 C1 K, L5 R
44-324 Receptacles in Gallery Pockets0 a# |- j% \. a
44-326 Receptacles and Plugs9 S: E. T& d& S
, p1 S$ R2 p7 L' _8 ^ c* i6 J
Section 46 Emergency Systems, Unit Equipment, and Exit Signs7 U. I7 g! F# R" w& H
General' n! j/ g; P) O) d4 z0 m. i
46-102 Instructions9 |5 i2 \% q9 l
46-108 Method of Wiring (Appendices B and G)) Q$ p# w# j8 q5 e8 S, @, W
Emergency Systems
" G# D7 u0 Q' f m, \, l46-202 Supply (Appendix G)
8 J, P9 e+ x8 m7 j9 A6 S5 I( _! e8 ^46-204 Control7 ^8 `" R- j: V9 X- k
46-206 Overcurrent Protection
: V9 U* a+ O3 O! Z4 O I46-210 Remote Lamps
% a9 L4 V$ M! a% A- Z+ ^5 }Unit Equipment- ?: j- p' F! K
46-304 Supply Connections
6 e6 O" s: ~- ?6 i0 x& m q+ \8 j4 u46-306 Remote Lamps (Appendix B)
# z" i4 v+ C$ _' ~, F, v8 ~7 OExit Signs; N2 r5 y g: `8 W
46-400 Exit Signs (Appendix B and G)4 T4 L) r$ A% l, G! z
. B3 L; x( J! W2 a7 G6 lSection 54 Community Antenna Distribution and Radio and Television Installations9 W5 i: Z7 _- x0 d, M
54-000 Scope/ `0 p& {3 i! P! @7 e4 W
54-004 Community Antenna Distribution (Appendix B)
. g" X6 W0 j) M: ~* l0 A4 L, h# ZCommunity Antenna distribution# j* f- |$ h# {1 R
54-100 Conductors
8 r* o( p1 G: e! B54-102 Voltage and Current Limitations (Appendix B)
& P- x D! Z4 u" p6 vProtection
" w6 l2 P4 a. W" \6 \54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)6 |) A* D4 R4 w' Y8 f/ h1 c
Grounding6 u8 q% P& ~) M' M& I$ g' z% R
54-300 Grounding Conductor
0 I3 n& h$ R, L/ A* Y6 ?Conductors Within Buildings
% V9 P6 ]3 q- z9 k' J) i" [54-400 Separation from Other Conductors0 [& ~2 V% [4 v
Equipment
2 c7 `( S6 ]. z0 m3 b" s3 G54-500 Community Antenna Distribution Amplifiers and Other Power Sources5 ~( l( N. h4 ?' I
54-502 Exposed Equipment and Terminations ]! U6 ? ` R% T9 V
5 k4 n# ]. R' S! Z1 o% lSection 56 Optical Fiber Cables/ j7 U1 k0 [( Q: U4 l, `0 Y
General
9 q7 l. @1 j$ m/ A56-100 Special Terminology
, B3 |/ n9 ^, c) ]$ m56-102 Types/ v* [# U$ U# z2 ~9 |
Installation Methods
& W7 @) k; i+ ]; S56-200 Nonconductive Optical Fiber Cables (Appendix B): |# F6 _8 @0 u* Q
56-202 Conductive Optical Fiber Cables (Appendix B)
9 O: D8 g6 E! O0 N5 {) h. r56-204 Hybrid Cables8 S$ M. v$ V) N. G
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)* j( `7 c G- r- \
/ |9 Q# _8 o! c: _( v* Z' CSection 60 Electrical Communication Systems
, m4 r7 A, e ?" tGeneral% f6 I$ X1 p$ D) V, f
60-100 Special Terminology
) z, k, M* Y& V" c0 WProtection
+ C: t4 |$ D f2 W+ g% v; i, Y- @60-202 Primary Protector Requirements
) U" k9 t% Y2 w7 AInside Conductors
5 s& m& D0 P: Q, n) ], j60-308 Separation from Other Conductors1 e; W. U) T8 E1 ~* ]1 b
Equipment
- F: y; K# n0 t$ E9 \# g60-404 Exposed Equipment and Terminations
. n+ c! _6 v5 Z2 j6 G* m+ ]Underground Circuits
1 _& p. a( `0 U; L$ r60-600 Direct Buried Systems
2 K2 ~1 A6 ~! v ~! i# q/ m
; u4 G; \- ^) v3 t$ i. cSection 62 Fixed Electric Space and Surface Heating Systems/ B9 R" q' C2 a
General3 n5 B% @; D1 t4 Q; r3 s, T
62-102 Special Terminology' f" l4 [8 @6 @ w
62-108 Branch Circuits8 {9 x& X. h# ^. m7 b1 M
62-110 Installation of Fixtures
9 Q9 o4 A* F( u$ H" c1 s- z- T1 l62-114 Overcurrent Protection and Grouping (Appendix B) (5)& @# v7 j+ T' |1 @* Y% C
62-116 Demand Factors for Service Conductors and Feeders (2)
$ C1 g0 V3 ?1 ]2 N* u62-118 Temperature Control Devices
; z* V; |+ K% R62-122 Installation of Series Heating Cable Sets (4)(7)) a; @* v4 B2 X! d/ |: l
Electric Space Heating Systems
" A+ \2 U6 A$ ^" c0 y% M3 j3 F62-202 Temperature Control
9 I" g3 r. ?+ [" z. I( `62-206 Proximity of Other Wiring (Appendix B)! u3 G# \& b- M' n) z! z7 w
62-214 Installation of Heating Panels and Heating Panel Sets4 L7 p/ y/ z! ?9 ?1 d
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
7 ?4 W9 i' c- A0 n! T62-226 Installation of Under-Floor Covering Heating Panel Sets
4 i2 Y! _, g+ |% N5 @/ I8 qElectric Surface Heating Systems
( L( s" h$ e. r62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
+ b+ r4 x# T) N: E
( N7 q0 Q* d% t, `2 KSection 68 Pools, Tubs, and Spas
' G0 N- b ?# K: aGeneral
+ a1 w |1 M0 z68-050 Special Terminology
1 \% i+ P. J _* w: |( ^68-056 Underground Wiring - Table 61) {6 u1 }6 ^$ L, ^
68-058 Bonding to Ground (Appendix B)
0 m( H; c; o S7 n6 W" a$ q68-060 Junction and Deck Boxes (Appendix B)
1 P! w( j' r2 W68-064 Receptacles
) k K1 w) n- _68-066 Luminaires and Lighting Equipment# I+ i% g# i" q: y* ^; _
68-068 Ground Fault Circuit Interrupters (Appendix B)$ Y( s9 {! ?) P# U; I1 s9 _6 ~
1 z: A* B% j! T/ Y2 ], X" lSection 70 — Electrical requirements for factory-built relocatable structures and
( k' |5 p1 E- w- I+ r3 `non-relocatable structures( Z7 _( E- h+ A j
70-130 Tests (see Appendix B)7 ]$ U$ t% w% d
1 d( \: c) \6 H' `; A( w
Section 76 Temporary Wiring (Appendix G)1 b+ N( {4 O6 o9 H/ [) O) b3 K
76-004 Grounding
2 y1 \8 f" I. S; r2 b76-008 Service Entrance Equipment
, b! x% K. e- m* F" {1 lN 76-006" _0 z, |- p9 \* A
76-014 Branch Circuits
( S8 D3 t! ?$ [) S4 F6 dN 76-012
+ G) v/ @ r- h' Q) y& Z7 q C1 i) N- Q/ p. h! H
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours6 E; D- J& e4 A4 y g6 _
Marinas and Yacht Clubs. c* w8 s2 ]7 c5 M! @, @4 s
78-052 Receptacles
/ W; b; {6 a. Q3 z, m; N% M+ {# O78-056 Feeders and Services
& f# o5 [/ D+ Z1 F1 vMarine Wharves, Structures, and Fishing Harbours) {+ `) c9 D" o
78-106 Grounding and Bonding
5 u' Y3 Z2 e$ A( m( g! Z4 C0 UTables
# N1 } d7 U2 {9 x5 }$ l1,2,3,4,5A,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
( @& W: O. y6 j- J" P$ o* u3 r+ k% f& {: Z& X' X
Diagrams: 1, 2, 7! T3 W x; m8 x& A4 m0 O; n4 V
- o6 Q: r( I8 a5 L2 D+ LAppendix B: ^; Q* j* @8 Y
P352: Ground fault circuit interrupter- 6mA
4 U( f+ U! C- }6 ]P354: 2-126 FT1, FT4, w5 n/ Q* u& t" F* w0 G
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
$ l1 H7 p3 f D% YP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1); ? X& a" X: C1 S- F5 J- w0 ]
P370: 12-1012, 1118, 1214 Example:
7 ^/ v% D8 K2 U* t' OP371: 12-1108" s! S }$ D! M0 h# N
P381: 18-108(1)(b), 18-158(1)(b)
' b/ O$ u9 c) x' R& cP386: 24-206
: ]2 i4 N9 V1 |7 h3 f) xP389: 26-256) |9 F; q6 u5 z' v- d6 D
P391-P393: Section 28, Example to determine Motor Conductors and Protection
1 h/ k2 e/ ]! h+ Y9 K X, d z/ s. i R. e; p
Appendix D$ O2 \8 ?8 g' T% m/ R/ Z
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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