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Canadian Electrical Code Review Guide
D' s9 S+ ^$ |/ N) _For the Exam of Electrician For Red Seal License
' ?& N) E* W! v- _/ u8 D E& p7 W/ O0 a1 m) ?+ {+ z
Lesson One
! ^8 Q* ^) X, ISection 0 DEFINITIONS
- U: \7 @6 \: h' I5 V" B7 g% LThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:# f) w3 S* K: q" Q
Accessible as applied to wiring methods. h; g0 W @+ Q+ X7 o- |( x" t* P
Alive or live
( o9 o$ z9 H0 W# |$ uAluminum-sheathed cable& a _& s4 z) C& K8 H6 x
Ampacity0 I( A# h4 t: @+ e
Authorized person
# w7 ~% G$ p+ n: w$ I7 V- NAuxiliary gutter" {6 R6 g2 m: E% Y
AWG
2 [- h- D- H7 O1 s5 w- qBonding
; X# v$ x+ {! h% x5 q0 j0 _Cable tray
- e, ]8 ]/ x0 [! F$ GCellular floor
5 s3 t, _( V& h! z% n E. j) KBranch circuit
2 P) L! \1 {) F: F( _Bus" I4 J0 o9 v' G
Busway8 u, H: [6 Q& a z0 g7 z* V
Communication circuit
N, M& L1 {" ~- [0 Y: F UExtra-low-voltage power circuit% h3 m# Z( \& T3 a$ {
Low-energy power circuit3 `$ {7 Y/ R o# o7 {! ` d4 r1 B
Multi-wire branch circuit
" ] ]: F: O# M! N- p kRemote control circuit
# n4 N+ `) o; I% Y) g: L8 BSignal circuit0 u$ [0 D4 o5 @4 y& ]4 B1 N
Circuit breaker
( W1 }- ?9 H; q9 C) r' _+ \Instantaneous-trip circuit breaker
6 \) d0 i* w2 w. qConductor$ i6 _6 J4 }5 t7 g( C" {
Conduit$ h, R, k6 C& c: J n- [
Flexible metal conduit
/ Q" I+ z) W+ j. m# d# F6 } Liquid-tight flexible conduit
8 c" E, g! i7 }& _" U Rigid conduit
% w0 n0 Q8 u$ b. C- H4 t9 s# w, M Rigid metal conduit$ h5 a% e/ i0 T2 u
Rigid nonmetallic conduit
- V0 J( e# ]7 D Rigid PVC conduit
( E# c! {, @& |: T9 tConnector" W% m. K4 Y" Z- H% t; K: _6 Q, z3 u' A
Box connector! M, v1 n. c# B
Wire connector/ U9 W; x9 e) F2 W, `
Controller
& O! a9 C. w) J4 j: jDisconnecting means9 S1 ]/ X5 k9 {% Z
Dust-tight
( [1 x; J! e4 |* n' \Dwelling unit6 J- u6 j5 T5 J
Electrical contractor
) \' ? e# S; z3 ~3 sElectrical metallic tubing
" [& t1 o% ~0 y9 ]Electrical nonmetallic tubing5 x, ?" l4 P. M/ J Y% X
Emergency lighting
# c1 U9 A7 o5 \& L0 I) |Explosion-proof' ~1 }- j/ E, N; h4 }# `# I& S5 ~3 H
Extra-low-voltage power circuit
& \: k+ a9 x$ }. U' |! |Feeder
/ w" r" B% O4 T% _5 cFlexible metal conduit
: g) Z. ]1 y4 D% ?, i; HGround2 g* d: E2 M, T6 v y$ x) t
Ground fault circuit interrupter. v4 O: ]" [2 M0 x
Grounded
* W% `$ E; ^. I& J+ NGrounding2 X+ l- v, y* r9 f
Grounding conductor
0 {8 E' C$ y _. AGrounding electrode0 L7 b9 a& j+ @/ M I u+ y* A
Guarded
1 N0 r& W( r$ }: ]7 jHoistway+ f g/ `9 @7 s/ @2 E4 k+ e9 f
Identified
6 S- ^4 U f3 E+ w( YLampholder) T0 r0 C% g W2 R0 \. n
Low-voltage protection
9 e5 e/ z; G; _' f0 o, x+ a% z, ALow-voltage release) ~. Q/ U4 Q0 v2 y1 p
Neutral
: K2 V, U& a6 D9 ^0 j/ X. RNoncombustible construction
/ a) j9 x3 t! G U' \9 B& i* ~Outlet, r; C( x! T0 j0 m
Outline lighting
) a9 z& y# d! M5 w2 _0 I- GOver current device
3 F. k9 A* `: O9 @Overload device N! r' x1 ~' {2 t5 [$ E
Panel board4 {$ w X, T# C# z1 N# j
Panelboard, enclosed4 f9 @6 \! M# Y' \
Permanently connected equipment
3 T$ B! `, W7 n- n+ p. `( BPermit1 f7 q+ L, y, p- }8 d
Plenum- M3 n; z4 z7 I" |- E7 S
Portable as applied to electrical equipment8 i+ [+ n3 O1 x0 [1 |0 ^4 K3 I
Portable ground fault circuit interrupter
; {% S* s& N: B4 o$ ]; y) S& dPower supply cord
4 L9 O. g8 B: e) @: N8 Y2 S$ HRaceway( I: q: i$ j# m/ h9 z
Receptacle
4 r/ p/ h2 H$ T" F% H. y Duplex receptacle) r$ f9 D' x& _2 {+ B9 e
Single receptacle1 G5 X3 Y2 `7 }) ?' U$ l
Split receptacle
# [( M9 ?- h& ^: i+ O% N8 @' }Service, consumer‘s
; P0 T% a7 _5 }; fService, supply* C* I$ G& [5 J' K } I" o
Service box" j0 Y3 C! w" Q- e
Service room
( [/ O2 k( ?2 B, a. t% J, FSingle-dwelling9 f: D. w7 ?$ u" L% P
Slow-burning as applied to conductor insulation H, b; J7 i2 t. m2 c, r$ r2 a
Splitter
5 g3 t4 w. T4 m2 w9 q& @Starter" h6 _% K0 Z* V; d4 l2 g* @2 F
Switch# n7 i5 \# x7 a
General-use switch* V% @. y8 W. [! w/ E
Indicating switch
s1 V' E* w- A Isolating switch4 j. g- m1 t4 B, U. e
Motor-circuit switch% _! v& q! }; C; r
System% R* `" |* \2 G# G+ x7 `! |
Communication system: O% F3 t! q3 A' @
Community antenna distribution system(CATV)1 `! F9 k' }8 E$ _, g
Grounding system( G1 ?1 ]7 k- [2 N: o
Underfloor raceway
2 U& T3 X% S, a! I& CVoltage:7 k2 v; u" G6 e+ ^
Extra-low voltage* e, v6 a3 b4 L3 h8 I; E# q q2 \
High voltage
2 O' D9 e6 u8 U2 q Low voltage2 B2 G- Y G$ |8 ?) z; P2 z
Voltage of a circuit3 ?( u7 u% `+ z# B S/ K
Voltage-to-ground! b9 D% ^8 B9 P3 q, G2 ]
Wireway
* R1 r& h& R+ Q
7 ^9 c9 Y# K% G; q1 w: d# WSection 2 GENERAL RULES; S1 g* E- ], L, m4 x0 C& ~
Administrative* W% d( S! I) Z& I
2-018 Reconnection P- t5 ~' ~+ T4 b, B
2-030 Deviation or Postponement4 \; \0 h5 y( e1 D6 c4 \
Technical General
5 L6 w M. J: D: T2-106 Circuit Voltage-to-Ground – Dwelling units
m- Z5 ]* R0 {1 X( b+ K2-114 Soldering Fluxes
2 E. M- b' a6 F- d; H2-116 AWG Sizes of conductors) H1 }' a' O6 s
2-124 Fire spread (see Appendices B and G). K& g0 l5 O6 u, p
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)+ w0 l U4 t+ J
Protection of Persons and Property: ]/ ^5 C8 C8 O, k6 @" C- {' \
2-202 Guarding of Bare Live Parts( i3 O2 A! G5 o. T% ?1 t0 x! C# _
Maintenance and Operation
3 t& D* I5 Z% P+ m2-304 Disconnection
3 g3 c4 n$ N! K+ B# Z: [2-306 Maintenance of Live Equipment
; {6 T" S8 E, ^2 |1 S6 c1 XN 2-306 Shock and flash protection (see Appendix B)
; u* a3 }6 `: y( |! K: S$ ]2-308 Working Space About Electrical Equipment: Table-56% Z! I) g' T8 K
2-310 Entrance to, and Exit from, Working Space4 [2 y: |) ^, N3 M
2-320 Drainage, S) y2 l5 h( u, ^7 M0 R: }
2-322 Electrical Equipment near combustible Gas Meters and other Devices$ ~* {6 \( }2 a/ d9 w
Enclosures
5 m) U+ [: ^0 R: N! e" H% v2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) & c7 p9 x- }+ i9 E0 K
2-404 Marking of Motors: DP, WP, TE
6 {' x' ^; y F6 G/ z* H9 I! V' t + ]0 p* B/ K6 L3 m! T
Section 4 Conductors
: k4 {' P/ r+ L& E/ H4-000 Scope
6 a) K% d/ u1 S/ \+ [4-002 Size of Conductors: 14#, 12#
) ?- I8 p' B- h+ b( @4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36 i. b- t L$ ?1 j9 I3 @/ W$ R
4-006 Insulated Conductors: Table 19
( y6 v5 D& m# l& i$ |4-010 Uses of Flexible Cord: Table 11
* M' a9 C2 _. H& h C: h* v4-012 Sizes of Flexible Cord
8 t: C! ?( K1 M3 ?) \. f6 c4-014 Ampacity of Flexible Cords: Table 12) r& W( ]& F" p+ l K
4-018 Equipment Wire
. k9 U* F1 r% K( _5 n8 }0 H4-020 Insulation of Neutral Conductors
) s5 b8 v% u. M6 ]/ S4-022 Size of Neutral conductor
# q" [2 w A6 s/ `, A3 c& |$ M4-024 Common Neutral Conductor7 `; u& |/ \) H
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum# V! S* g' g) c% G( V; [" B
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
3 k% ?# G8 q( L" Z/ @/ ~5 b4-032 Identification of Type MI Neutral Conductors
/ m8 @' e7 ~& e+ i; u4-034 Use of Identified Conductors$ q) b; O+ K/ { _: B+ `) E
4-036 Colour of Conductors: Phase A, B, C, … W3 R& L3 j7 k7 {" F: s0 x \4 k- f
5 b! o8 f4 N }; u0 MSection 6 Services and Service Equipment
0 ~2 N1 g) F1 x# t4 ?- BGeneral6 h0 @$ w9 ?; _4 v& \% U
6-102 Number of Supply Services Permitted
$ |# U2 Z& j! ?5 \) G9 ~6-104 Number of Consumer’s Services Permitted in or on a Building' x. K. D& D! \0 R
6-108 Supply Service from an Electric Railway System" i; w; @$ O! _& ^6 t
6-110 Three-wire Consumer’s Services ! R u' V2 [/ `7 R5 Q) v' S, O
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors& o% ~7 |+ f" t
6-114 Methods of terminating conductors at consumer’s service- M" s' \# M0 _ G N
6-116 Consumer’s Service Head Location
$ U" \; a' {4 G1 s( nControl and Protective Equipment. b( K$ s: x' I7 |% }- n% W' D
6-200 Service Equipment1 w" W, Q: Z3 g- B N) q8 d
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)9 c' Z( x0 n/ }9 a& i9 D2 |0 @
6-208 Consumer’s Service Conductors Location
; d1 i* c" A8 w: Y" w( n+ i6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches+ s6 ~) f; `4 n0 u$ U: i
6-212 Wiring Space in Enclosures# y {2 x( _( n; ]& V/ a3 W# n5 C0 Z
6-214 Marking of Service Boxes% v1 W/ S1 d% F1 [, L/ A
Wiring Methods
, u# p0 Q2 W% V) G9 n6 m. O6-300 Underground Consumer’s Services! [/ ~& R" a$ j( Q
6-302 Overhead Consumer’s Service Conductors
' _; O' N' c! R. p( F6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable# E; l9 b. x) P6 K" e E
6-306 Consumer’s Service Raceways! x) L) l$ R9 t& o4 W5 o
6-308 Use of Bare Neutral in Consumer’s Service
: r) u" T& ^: m0 f L6-310 Use of Joints in Consumer’s Service Neutral Conductors
- ?: ?/ D5 v0 T: Y o6-312 Condensation in Consumer’s Service Raceway
2 s6 l) y4 b; `2 J7 b2 }+ DMetering Equipment b% Z: B5 B9 F3 a' ?# x2 O7 i. k
6-400 Metering Equipment
9 \6 U, g9 V! m6-402 Method of Installing Meter Loops" M% w5 D0 ^/ [# g
6-404 Enclosures for Instrument Transformers
/ a$ [! G1 n9 x3 Q6-408 Location of Meters6 v6 B7 y7 H! @( @5 a& f
$ p& U" j. n3 b* dSection 8 Circuit Loading and Demand Factors& U4 h! K* v' n6 l4 b$ h6 J
General# {9 h: W( @6 k) x; K: I* V
8-100 Current Calculations; `; O% ]% L. Q- T: F
8-102 Voltage Drop ( see Appendix D)8 i. R8 d! P/ L2 k n: d$ M
8-104 Maximum Circuit Loading9 H' a8 Z; y, y: v; C: K. M+ G+ K
8-108 Number of Branch Circuit Positions
N" |/ I% K \! C' e5 z8-110 Determination of Areas
) _% [5 c. _: l& t6 Q, ~Services and Feeders
9 l# Z7 g& K- ^6 B, x5 a1 c# @- D8-200 Single Dwellings (see Appendix B)
) {" t( p# |& a2 l$ U* ?8-202 Apartment and Similar Buildings( s( j& z5 b) V( h' u
8-204 Schools" H/ m) ^; ?. u7 z
8-206 Hospitals' h8 D- y# g% ], w" X8 s6 q
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
; E9 T7 u( T! B' _5 R8-210 Other Types of Occupancy (Table 14)
! Q* W* j6 V5 H1 K+ {5 }8-212 Special Lighting Circuits
1 X' ^) _: D4 [9 G1 P9 B) C1 DBranch Circuits9 c7 \* A, Y( D8 i
8-300 Branch Circuits Supplying Electric Ranges
) ]+ v- C) e& R. v; F4 c) g9 ]8-302 Connected Loads
5 V/ w% v, Z7 K" j. j: R
* X5 {# H. X$ BSection 10 Grounding and Bonding" K, N. r; b( i) A4 |" c
Scope and Object
8 \ L* M( a* u/ G0 i5 v10-002 Object
7 ?3 L# d6 }2 o8 I# W: x0 JSystem and Circuit Grounding0 p: J; r. U' w* L/ f0 `
10-102 Two-Wire Direct-Current Systems
' |0 \9 z$ R$ H8 s10-104 Three-Wire Direct-Current Systems5 M+ O' H+ X& m4 a k: I/ T
10-106 Alternating-Current Systems3 ~7 Z" I# ]7 I6 ^ F# q
10-110 Electric Crane Circuits2 k) f4 f" H2 [1 d' ]: Q. A: k
10-114 Circuits of Less Than 50 V
# U7 m8 Z& m' C6 |5 i1 M0 O10-116 Instrument Transformer Circuits8 ^( z2 ?# @" A8 u( ^: R6 I- B
Grounding Connections for Systems and Circuits" j( @% w; j- Y7 k' \9 `
10-200 Current Over Grounding and Bonding Conductors
: s$ A: c6 B1 A8 Y10-204 Grounding Connections for Alternating-Current Systems# s/ a! }2 H$ r( z; [0 L+ {- z
10-206 Grounding Connections for Isolated Systems
I! d1 P& [6 p+ D9 S6 t10-210 Conductor to be Grounded
% Y' s7 x: j3 B+ f% R# D. s1 I* ]Conductor Enclosure Bonding; Z) A% n7 p( L
10-302 Other Conductor Enclosures
, ]% I; U2 y) z7 O3 Y6 JN 10-304
- x$ Y5 q" ~) f% w4 f) u! ?4 C' NEquipment Bonding6 C$ K; o( u& v* Y a
10-400 Fixed Equipment, General; a9 u: n/ d5 v4 h: g3 R
10-402 Fixed Equipment, Specific (3), (4); h: f6 q" G. L1 A- w1 g) ~
10-404 In Nonmetallic Wiring Systems% r* ~ J3 u5 @1 c; |
10-406 Non-electrical Equipment
" \8 J9 k! |$ `. r/ B* {10-408 Portable Equipment (4)(b), |# ~& a( Y9 {" ~8 I2 T5 ~
10-410 Instrument Transformer Cases
% s% i, i- d6 b- g3 @5 V/ L* j10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less+ g& h' V$ ^& S/ _
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
$ k" y5 t6 e" g7 D" a1 bMethods of Grounding
$ j }8 E' N6 v4 u, V! y) U- q10-500 Effective grounding (see Appendix B); C/ q- q7 _2 K/ `" l
10-502 Common grounding conductors
7 ^+ Y: U7 m' ^- e10-504 Common grounding electrodes
3 u# F* q; [; h" x6 X/ @Bonding Methods; V! @1 P% x3 o. ~2 p
10-600 Clean Surfaces
[; e# a8 U0 I `. o5 A10-604 Bonding at Service Equipment# U x _) ~! R" F
10-606 Means of Assuring Continuity at Service Equipment
/ m" v9 s+ u. i0 ~* V% T10-610 Bonding at Other Than Service Equipment
- C( I! l" O& b" b10-612 Loosely Jointed Metal Raceways
. K+ T6 T9 Z8 x# i10-614 Bonding Jumpers Table 41
3 J5 H, }5 u, w# a; `2 ]Grounding Electrodes
0 k! A v6 |- ~7 Q9 F+ J& p% b10-700 Grounding Electrodes
$ L* x% `8 F2 Q1 I2 o10-702 Artificial Grounding Electrodes* w: h3 M/ T0 W1 g7 z
N 10-700 & 10-702% }4 b" c0 w/ J% Z1 `& E) s, a8 T% X
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
% o& B4 i- a# N% b; D lN 10-7024 }0 F$ e2 |; v6 _
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding: E* U* p3 e/ X& ]
N 10-702) Z1 c& N8 w4 `8 W
10-710 Use of Lightning Rods (Appendices B and G)" e: n$ O( W3 F4 Y% V
N 10-7064 j: H6 S) q+ Z0 ^
Grounding and Bonding Conductors
' R! Y- q: G9 p$ S5 V10-800 Continuity of Grounding and Bonding Conductors
$ @+ I8 \9 ], |! n10-802 Material for System Grounding Conductors4 W$ m3 o& q* M. Z0 a u
10-804 Material for Bonding Conductors
; i+ K r4 Q& P- G3 D10-806 Installation of System Grounding Conductors
+ z; k8 ?1 v$ A# x7 o( ^' x: v10-808 Installation of Equipment Bonding Conductors2 |& A% p$ ^% ?" p' Z
10-810 Grounding Conductor Size for DC Circuits
4 L9 S# [# O5 v- ^10-812 Grounding Conductor Size for AC Systems (see Appendix B)
" Q- v: {3 `" g6 O, m3 X) P5 G, K10-814 Bonding Conductor Size (Appendix B)
5 {6 g# g+ ]. H' V2 J' z10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
% r0 _0 [9 j9 g1 E( t10-818 Bonding Conductor for Outline Lighting
4 {: f& d3 e; [* k9 D10-820 Bonding Conductor Size for Instrument Transformers5 [) L, k6 X4 c, L2 R
Grounding and Bonding Conductor Connections
6 z2 q( @, ?3 x. h) ? \10-902 Grounding Conduct Connection to Water Pipe Electrodes
: r) d7 K0 b" {3 j" n+ I3 U10-906 Bonding conductor connection to circuits and equipment0 G) ?) y* K- q: s/ q4 u) |
10-908 Grounding Conductor Connection to Electrodes; @& K) v' U6 M b2 J$ r4 G* \
Lightning Arresters E( d. ?5 ^7 x5 _9 u% P& F
10-1000 Lightning Arresters on Secondary Services – 750V or Less. f( b$ H( U; G( ]+ {
. e7 `% S0 F2 q' D/ G8 s" vSection 12 – Wiring Methods
, p5 }. r3 E. s- B: z$ cScope
* p6 _0 S# Z* G& ~9 h7 B12-000 Scope (Appendix B)
! ]& _9 N7 Y7 T: K/ H6 SGeneral Requirement$ p, ]; F0 P( H
12-010 Wiring in Ducts and Plenum Chambers
; W0 D$ v/ E1 p; b12-012 Underground Installations (Appendix B)
8 K, S" E1 C9 ~12-016 Lightning Rod Conductors3 O$ d, ?, [9 ^0 J4 \7 ^
Conductors - General
# H$ ]( r( I* I1 h' @12-100 Types of Conductors (Appendix B) Table 19
3 Y) c- e8 \$ `7 z* Z12-102 Thermoplastic-Insulated Conductors% l) w% j# \0 B& M( g9 M3 |! O. T1 s
12-104 Flame Tested Coverings
! w8 H' @% Z2 O: S12-106 Multi- and Single- Conductor Cables- k4 B) x7 K0 b1 W1 t- k
12-108 Conductors in Parallel (Appendix B)* [3 |" K- A" J1 Y
12-112 Conductor Joints and Splices
8 `- M6 M! l- } o' O12-114 Ends of insulated conductors7 l+ L4 G) c7 h) m
12-116 Termination of Conductors (Appendix B)" |! ?8 b5 o! s, w6 B" S2 K. E* t+ d
12-118 Termination and Splicing of Aluminum Conductors7 C9 j2 A3 X% d% p* |/ [
12-120 Supporting of Conductors - Table 21
% B7 q* b% G' `( }% x& v: \' BOpen Wiring
5 b3 P/ S q0 u" W5 w B. J12-204 Spacing of Conductors. C/ o2 l5 D: B0 N( o* Z' K! k
12-206 Conductor Supports
7 o4 W2 ]' z* H- h6 b& a4 |12-208 Conductors on Flat Surfaces
" {4 N$ C3 n6 d+ g8 m12-212 Protection from Mechanical Injury3 v9 v8 O$ [* u, O
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
7 V' x& x9 y% V# \' S12-308 Minimum Size of Overhead Conductors
3 `$ @+ }* _5 w: g6 H12-318 Use of Neutral Supported Cables, B4 i: v" [& U* i, y: L/ S
Nonmetallic Sheathed Cable9 b1 k" i: S5 M% e/ H
12-502 Maximum Voltage/ [+ g2 I& k$ I" I6 b( |
12-510 Running of cable between Boxes and Fittings (Appendix G)
% D/ {0 P6 Q' O) e9 ]; u* \0 t12-514 Protection on joists and rafters
3 M1 e1 {, Y) t0 n/ s) |6 y12-516 Protection for Cable in Concealed Installations (Appendix G)
8 ?3 q4 ]$ t3 R! z12-522 Where Outlet Boxes Are Not Required
* K: d$ n' {3 D! m1 w* \( B% VArmoured Cable
& B7 ~; U9 N9 a$ c* @12-602 Use (Appendix B)' l, O: X3 K& X1 L8 s l8 B" H) h8 u
12-604 Protection for Armoured Cables in Lanes U: [$ a& K' i, P o3 _; k( s/ A
12-606 Use of Thermoplastic Covered Armoured Cable4 t8 m5 u4 N1 p' v6 E* v. E: Q
12-608 Continuity of Armoured Cable
! G- {- x/ R: g( _) t12-610 Terminating Armoured Cable
0 f) {* O! g9 A% m12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems. B! x, l8 }" L5 e2 U. Q
12-614 Radii of Bends in Armoured Cables* `( r4 M" L. K8 l# ~
12-616 Concealed Armoured Cable Installation
/ P4 m* |3 F. o E) I) @12-618 Running of Cable between Boxes, Etc
8 t3 s1 y0 ?" d0 z0 ?2 o: Q( pMineral-Insulated and Aluminum-Sheathed Cable4 a& W0 l9 H1 n. y& F) M$ O
12-702 Use
. u; ^) e. ?4 b* M12-704 Use When Embedded/ V% b' R: P9 G# W* E" D
12-706 Method of Supporting
+ t h1 D8 Q8 o7 K) Y# u- n12-708 Direct Earth Burial
& ?' |5 U2 V/ W! ?' ^$ q12-710 Mechanical Protection8 B- s5 C/ f( f: F( k; v& [1 F
12-712 Radii of Bends
4 o$ k3 c3 r- `12-714 Termination of Mineral-Insulated Cable (Appendix B)5 s) {: V- W t( S0 ]1 x8 L2 s5 w# h* F
12-716 Connection to Other Forms of Wiring
/ k2 z! N- m, @2 D8 U0 ~9 bFlat Conductor Cable Type FCC
6 P' f8 t: C1 s: y12-804 Use Permitted
# o; \# R) `% S* X12-806 Use Prohibited& @ U# i5 M8 B7 O. L2 `
12-818 Anchoring
; t$ w# h) o0 V2 d2 C5 D$ m, X( k12-820 Crossings0 V8 L+ w5 H+ L! y5 U. Z
Raceways - General' X2 w% l T+ s& ~* K
12-904 Conductors in Raceways- m k A( z( z; p' K
12-906 Protection of Conductors at Ends of Raceways: B( i7 u, R* k: Z
12-908 Inserting Conductors in Raceways H$ d# h# h' I8 A3 q
12-910 Joints or Splices Within Raceways! y" e$ m5 I& v$ i5 F+ A8 G
12-912 Stranding of Conductors5 s0 Y7 r! B7 x1 i
12-914 Electrical Continuity of Raceways
! l6 ]: { X: {( R* x9 N i12-922 Radii of Bends in Raceways0 I! S: I {$ `
N 12-922 Radii of Bends in Raceways Table 7- z) E) @& E0 V
12-932 Protection for Raceways in Lanes
: f6 m' _/ t* b* N) R. w12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)6 H9 P5 b! n+ P( S2 ^9 }" c
12-938 Capping of Unused Raceways
0 v$ h! D9 V8 V' D9 n8 u0 K1 f) \12-940 Maximum Number of Bends in Raceways s/ j! U5 N P; L" _
Rigid and Flexible Metal Conduit$ f- w) t9 z$ T
12-1002 Use! ]5 ^, t, {6 H8 F
12-1004 Minimum Size of Conduits
- |( V$ O% A6 y' [12-1006 Conduit Threads (Appendix B)/ A, ~' M: E/ \
12-1008 Thread Engagement
, Q4 \1 v; ?6 d9 ^* d2 h( |12-1010 Maximum Spacing of Conduit Supports
7 h4 ^/ H+ K: @4 l: n+ W12-1012 Expansion and Contraction of Conduits (Appendix B)
4 j% m% L2 R) K. T7 g4 n5 p12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
/ G7 }# A# {7 [2 J8 B! _Rigid PVC Conduit and Rigid HFT Conduit
! D* y1 a+ f5 ^9 ^8 M. a. g9 k J12-1100 Use" c' o5 H7 T/ H O& C8 H
12-1102 Restrictions on Use( X# A# P/ v( j9 |1 A P! z) l
12-1104 Temperature Limitations (Appendix B)% N3 b u% }, d7 q
12-1108 Field Bends (Appendix B), (2)2 ]- i n, S d' @: h2 | y9 p* l
12-1110 Support of Luminaires0 `" ^0 j. g F7 I* j3 q3 }
12-1112 Fittings" w0 Y& B' ^+ ]8 C" j2 q" o: V
12-1114 Maximum Spacing of Conduit Supports
Q5 H4 u& N( V: Q" l: M12-1116 Support of Equipment0 Y0 I6 P, y( d" G& B$ d0 X: P
12-1118 Expansion Joints (Appendix B example)
0 \' y3 B. c$ a" mRigid RTRC Conduit# A2 j. u0 O/ K
12-1210 Temperature Limitations7 s+ H8 h, s6 D7 t" I& X. n
12-1214 Expansion Joints (Appendix B)
. d/ [0 C! |" J! cLiquid-Tight Flexible Conduit$ L/ `2 _! Q! y, e$ i4 I6 O
12-1302 Use of Liquid-Tight Flexible Conduit
- S2 F4 o$ L9 j& r12-1304 Maximum Number of Conductors3 Q: i4 f; V# F! H7 S- L
12-1306 Provisions for Bonding u! k7 g; R+ |$ C, J1 v: ?% j
Electrical Metallic Tubing- H+ T; w7 Z. j, p
12-1402 Use5 @" T+ ?. O4 R8 z0 ~
12-1404 Supports# K+ `4 u' ]9 o. K
12-1406 Minimum Tubing Size
; W, P( a) d; Q& |12-1408 Maximum Number of Conductors
3 a* c$ J4 M6 t1 P12-1410 Connections and Couplings
" @8 e0 [2 ?, H+ d* [/ M$ P12-1412 Radii of Bends in Tubing
2 P X4 b' N( u) m/ ]( U RN Table 7( e3 d+ @ e: y: B/ t- G+ M/ E
Electrical Nonmetallic Tubing
; h5 ]& h" U! J12-1516 Provision for Bonding Continuity5 K' R8 C9 _: x) B
N 12-1514
2 X. V Z/ \3 B/ bSurface Raceways
7 o! R: I! [$ ]0 Z12-1602 Use of Surface Raceway (Appendix B)
9 h; `9 i2 G9 r8 c12-1604 Temperature Limitations
5 {0 c4 }0 ]& Z# b2 A. `12-1606 Conductors in Surface Raceways (Appendix B)
' o$ Z3 X) ]" a& }( _+ u1 `' O12-1608 Maximum Voltage7 Q8 R; j# S! R) h
12-1610 Joints and splices
' c1 S" {8 n# c. q2 N& iUnderfloor Raceways
# ^( T* s$ p5 T/ S12-1712 Discontinued Outlets in Underfloor Raceways
- u( [+ b( Q4 oCellular Floors
7 x" T4 L( N7 D# O% ?. f- m6 W12-1804 Maximum Conductor Size in Cellular Floor
6 L; x1 j% M) |+ U1 D: X12-1820 Cellular floor discontinued outlets
: S, \- x8 ^% k- t* S9 \Auxiliary Gutters% D9 O7 O, ]( Z6 ?4 d
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
5 G: [+ ?6 |( C9 S) R: d9 `12-1902 Auxiliary Gutter Supports- T9 r2 i! O& S0 L# @" {, p N. p
12-1904 Auxiliary Gutter Cross-Sectional Area
7 N$ T6 q% b& X z- v6 R8 F9 nBusways and Splitters
( x' f- [; k2 O12-2004 AC Circuits in Busways and Splitters
( b3 }7 e/ i% |& M' f3 N$ I12-2006 Busway and Splitter Supports
3 G" `3 t% e5 F12-2008 Method of Installation of Busways, y& O# n# i( |2 N
12-2012 Reduction in Size of Busways( z! ]4 S* G; E9 u4 b/ E
12-2014 Length of Busways Used as Branch Circuits
8 m+ u. ?4 b' y# a* t' L, b12-2018 Taps in Splitters$ l, _9 T) ?4 G y. L2 a
Wireways% \8 V+ c6 A" a2 d3 L p ~9 \
12-2104 Conductors in Wireways; t3 h/ Z. ~9 f% k# b& x U) A
12-2106 Taps and Splices in Wireways& K/ y) z; t# r$ C
Cable Trays
# v% T- u+ b' u12-2200 Method of Installation (Appendix B)
( _) B6 _0 ]2 Y* K* D) |12-2204 Joints and Splices Within Cable Trays
" a. B4 ?, a$ p12-2208 Provisions for Bonding: j( @2 \' {1 f0 Q
12-2210 Ampacities of Conductors in Cable Trays2 G8 ^) E/ n! g# a1 e* l
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings8 e B7 u& U) ]3 u+ J- n
12-3000 Maximum Number of Outlets Per Circuit- I3 q- K- }, z X% ^* [5 Y
N 8-304! c, X2 i: m, ~: K, P. W
12-3002 Outlet Boxes (Appendix B)( x: {- c9 e3 p- Z
N 12-3000
a* ?0 |% g, l# @9 A1 o ?0 ~3 a12-3004 Outlet Box Covers
- `" O& H: z( Z: J+ m r- ^% ?N 12-3002
: E9 ]; f7 {, e( U$ ^12-3010 Boxes in Concrete Construction6 _1 D- q, a+ ~* j3 }; {) P
N 12-30085 g, k) X% e' {6 q) w2 W( Q& v+ ]
12-3012 Outlet Box Supports
0 y$ E. I2 }; W2 Q+ n2 u0 IN 12-3010: q2 o6 |5 q8 o+ |9 R0 f# Z* g$ n, x
12-3016 Accessibility of Junction Boxes
2 t9 I% `. r9 o. w0 LN 12-3014. a# _: _" d, n6 `: |0 u& V, s7 G, D
12-3018 Flush Boxes, cabinets, and Fittings1 S8 y2 @& A0 C* b4 p
N 12-30169 A" |1 M( a6 T; K( q
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) # p& n) q9 k$ I: A, V1 k! N3 o
N 12-30225 Z+ `! Q9 z' y# A. U: n0 ?8 ?" I* J
12-3036 Maximum Number of conductors in a Box - Table 232 W2 k+ s7 @/ p9 x
N 12-3034
' p1 o7 o0 `" J+ g/ ~1 Z12-3038 Pull Box or Junction box Sizes
3 U4 F; n; S# O5 ~- m) }- Z R# ^0 FN 12-30362 _3 S2 p8 C# M1 R
4 `; M- ?$ i2 v+ S* ESection 14 Protection and Control
5 `) P; N4 x) d( a# hGeneral Requirement
) f* s" E) v! C" H+ o14-010 Protective and Control Devices Required
$ Q) ~( U* p. Y [* o) Q14-016 Connection of Devices/ ^; V) c% X" a" W% M g
Protective Devices – General
) a; y- `) @. L6 p3 _7 X 14-100 Overcurrent Devices Required2 V0 l) O! F! c0 s! B' b! @4 u
14-102 Ground Fault Protection (Appendix B)2 ~5 R0 n2 F+ v* }- N" h
14-104 Rating of Overcurrent Devices (Appendix B) Table 13& c5 u9 Y8 Y) K+ I s0 @
14-112 Overcurrent Devices in Parallel" C" @4 R4 J6 i% q5 _- W! i
Fuses
. B( C8 c0 N9 c# ?. D. j14-200 Time-Delay and Low-Melting Point Fuses
# V, z5 P% E- S- R14-202 Use of Plug Fuses& j/ u5 V1 \* D2 X% s
14-208 Rating of Fuses
( K0 q% W* ^9 W. ^14-212 Use of Fuses (Appendix B)0 q3 Z+ j( y% Z2 i/ v
Circuit Breakers
0 o4 y& t& }( F! Z14-300 Circuit Breakers, General
. Y; N4 i5 o* p$ B8 E# l+ w14-306 Tripping Elements for Circuit Breakers
* d m3 e$ f$ x; P14-308 Battery Control Power for Circuit Breakers( S& u3 x' ]$ d$ `7 L" k9 M: z
Control Devices - General9 [4 f. {1 J8 u9 h6 @/ E1 z
14-402 Disconnecting Means Required for Fused Circuits) r6 M/ S; \/ l' m' m0 O
Control Devices - Switches! k; T8 N6 p n& y' g' j7 }
14-502 Mounting of knife Switches
+ ]& y {9 o! h7 O14-504 Maximum Rating of Switches
6 u4 w1 e1 b& ~* ?* _14-508 Rating of General-Use AC/DC Switches (Appendix B)2 X/ I# ]0 l' r- T. P/ @" R3 H
14-512 Manually Operated General-Use 347V AC Switches (Appendix B). c8 Y; ]$ I2 @( t9 ^) p! Z
Solid State Devices+ Y X; {1 a" q( I6 u$ l
14-700 Restriction of Use5 d- H3 m2 c) H9 |/ `; Y2 u
14-702 Disconnecting Means Required) q. Y0 N/ q5 O" ?2 W2 b+ z5 Z
! I% e" h. O% U3 h9 Z' T& [/ Z
Section 16 Class 1 and Class 2 Circuits
5 g" p @8 V. y5 e: @General
! t& b k) K2 ]1 M# `# }- @' D16-004 Class 1 Extra-Low-Voltage Power Circuits
4 p5 c3 k1 y0 x0 R16-006 Class 2 Low-Energy Power Circuits
/ J6 o5 [: p& I, K9 Z16-012 Circuits in Communication Cables- Z$ A6 S, ?, O3 ]/ ^: k! h
Class 1 Circuits# E) p7 V- G# W9 k% B
16-100 Limitation of Class 1 Circuits9 P& G% f) u! L/ X5 E
16-104 Overcurrent Protection of Class 1 Circuits* q2 m9 s$ t9 x7 |( k' ~" P
16-106 Location of Overcurrent Devices in Class 1 Circuits
: ~. O( v8 m9 R16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers+ R0 f3 W0 ]! L' _
16-110 Conductor Material and Sizes
( R4 ^6 W( R4 f1 p16-112 Insulated Conductors for Class 1 Wiring
( g. s+ |, k V* ]; I* TClass 2 Circuits3 h) Z; C" l* A$ f
16-200 Limitations of Class 2 Circuits (Appendix B); e! i2 G7 N8 k& w8 y
16-204 Marking
( r5 h1 D0 U% G7 Y16-206 Overcurrent Protection for Class 2 Circuits
6 \/ n! m$ [7 F4 J8 w16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
/ L$ q t2 ^2 }' @+ k& xELC: extra-low-voltage cable
* ?$ l* q; u' ^4 A16-212 Separation of Class 2 Circuit Conductors from Other Circuits# n6 A9 j. I, f/ T4 B
) u1 c- W, m" S2 I9 N4 hSection 18 Hazardous Locations
( D ~1 }' q9 ~( g- T* a. I( LScope and Introduction" O5 f% R q* X) X0 I3 i8 f
18-004 Classification- x4 b+ m8 @3 R) @" q
18-006 Division of Class I Locations (Appendices B and J)
9 ]" f; G8 r% o0 J$ Y+ ~18-008 Division of Class II Locations (Appendix B)
5 U2 f3 V5 n( A0 I) [: n18-010 Division of Class III Locations (Appendix B)
9 a2 Z, c) |5 z$ \- YGeneral
2 t2 E% G# ~+ r$ c! P$ P5 P18-062 Metal-Covered Cable (Appendix B)
9 l- {- w! \8 g* O2 v H% \Installations in Class 1, Zone 1 Location3 t7 h, o* ]+ T% c
18-108 Sealing, Class I, Zone I (Appendix B)
( n: s& {1 n& @+ t& V3 w0 ?6 T
& ?8 C! ~+ a2 S- h; Q: [Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
4 m3 p. T, b, J# Q) _Gasoline Dispensing and Service Stations' B4 @2 B7 e& _+ V7 B$ J0 Y
20-002 General) E: `! t' ~+ m6 ]3 M
20-004 Hazardous Area (Appendix B)
9 Y( T- J3 U0 m8 T XPropane Dispensing, Container Filling, and Storage+ z9 X2 u/ G# E% w8 M* g( R
20-034 Hazardous Areas - Table 63; S+ O, U1 E! e" I! e
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
, ^ e& A+ ]& w% n' m1 e20-062 Hazardous Areas2 e3 x, M9 V( s
Commercial Garages – Repairs and Storage8 A. {2 @! v7 Q8 Z
20-100 Scope
; y0 s5 M' }/ _9 b6 M. M; |8 J' ~ m20-102 Hazardous Areas (1)
% c+ Z2 u$ M3 f% o8 e9 H$ T. l" z# Q* t: _
Section 24 Patient Care Areas, c0 C7 ~) c- V, s& e+ W; a2 o
24-000 Scope (Appendix B)* G3 u* Z8 [- C9 R8 M9 H* z% z
24-002 Special Terminology (Appendix B)8 i$ ?/ [7 C f4 w
Patient care area
, r0 A) Q/ n8 UPatient Care Areas! b8 B$ }' p5 k# K
24-106 Receptacles in Basic Care Areas (Appendix B)
% N3 o- J: t3 a: a* xIsolated Systems$ D0 [% J: Z: K9 H- o$ p
24-204 Single-Phase Isolated Circuits (Appendix B)" _5 x. E- Y6 z3 ~" p/ y
24-206
$ ]4 b" e+ { g' j$ d- o# y+ B, `
9 ]" q+ q. v* d0 p _- i0 W1 G7 T1 NSection 26 Installation of Electrical Equipment2 p$ N1 C6 D% k* F' x1 l
General( F5 _- v; o4 ?, t; T9 B- I
26-004 Equipment Over Combustible Surfaces (Appendix B)
! t5 j5 q/ k: F8 L26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)" Z0 p3 p( S% o7 e. c* A
Isolating Switches
& H- L- e4 N3 C4 q, l26-100 Location of Isolating Switches/ u: }7 [: |4 Q1 ^8 A' L' P
Capacitors
, d0 V: y& p4 f" G! E26-204 Guarding of Capacitors
7 V( g7 @& x. Y! B) ~26-206 Grounding of Capacitors
# S8 j/ g9 @8 D o: D, S26-208 Conductor Size for Capacitors1 Q' V; l! Y. V2 }) H
26-210 Overcurrent Protection (Appendix B); ^; p2 H: X: g$ w7 L
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
) M3 d6 b/ z# C26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
# F4 M1 x: T8 u9 n26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits4 {2 ^4 D' Q$ @* D! e, F5 R
26-218 Special Provisions for Motor Circuit Capacitors
# z& z; H3 G6 k) I# k26-222 Drainage of Stored Charge of Capacitors3 e, ]0 P: G. H0 k0 o. ]# r
Transformers
1 ] B8 q/ _) O `& S26-240 Transformers, General
9 ], }% I J Y" w% e2 V26-242 Outdoor Transformer Installations6 c+ q7 M! r ?4 \
26-244 Transformers, Mounted on Roofs (Appendix B)
9 |' r* ^! h8 Y. S7 {, p t3 h26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B); W5 X2 D+ I+ h
26-248 Dry-Core, Open-Ventilated Type Transformers
) D5 y$ S* ?( E* U$ k26-250 Disconnecting Means for Transformers& S( o, G# q4 x3 `
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V. {( B1 I C- Q5 S
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers. T) Y9 T0 K+ Q
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)6 L& F6 A, x g+ o
26-258 Conductor Size for Transformers2 f: _ j& y. i2 [6 [
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)6 P/ \1 b) K% h4 W- a
26-262 Marking of Transformers' K+ g) r ?7 K/ [1 v; T
26-264 Auto-Transformers
0 m3 n: [0 P, v9 ^+ eFences
8 C+ Z" M4 B3 i* d8 \* K, q26-302 Clearance of Equipment - Table 33
; l+ ?. u3 p6 \- Y" m$ NPanelboards6 ]2 ^: d( ?/ G) K) E
26-400 Panelboards in Dwelling Units (Appendix B)
/ n' H3 i5 |* `# P# I, z5 }3 A26-402 Location of Panelboards (Appendix G)
2 k- @: p; R5 ]" i5 O) b2 xLightning Arresters
' G5 ?$ \. M$ x7 Z1 @26-508 Connection of Lightning Arresters
$ m, a; W X8 R$ o, d# o. L/ pStorage Batteries
2 s" u) y" E8 S4 b8 g+ S) W26-542 Special Terminology: b2 b5 Q& H4 o) _
26-550 Battery Installation
% u8 d4 w* z& M! m6 a9 V26-552 Wiring to Batteries- G0 s+ c/ l! n( Y0 [+ x
Arc Lamps
7 ~4 \4 m1 |& a" A T8 A26-600 Location of Arc Lamps
% b. I" O4 ?; K# x0 m5 }26-602 Conductors to Arc Lamps$ ]% l4 b$ \4 u8 q7 V" n: m3 \3 ^
26-608 Globes and Spark Arresters& I) O) E# A" R$ t
Receptacles
! h- t1 M6 p/ }4 F! V7 L/ }26-700 General (Appendix B)% @. V7 ^' C7 N6 X0 \4 e' ^: B; ^: j
26-702 Receptacles Exposed to the Weather: h7 X+ p4 Z, J8 E3 p0 y! H
Receptacles in Residential Occupancies/ P3 g# Q! a/ Z5 n
26-710 General (Appendices B and G)
& Z- j) }9 \( v% S$ Z8 P26-712 Receptacles in Dwelling Units (Appendices B and G); ]6 ^+ n1 d5 D5 w! `
26-714 Receptacles in Single Dwellings (Appendices B and G)
' A# \* |' A2 k: } [Branch Circuits in Residential Occupancies7 Q z, W. z& | n
26-720 General: w: q2 p$ G* ~: Y0 k! m# K) v
26-722 Branch Circuits in Dwelling Units
3 {% \9 W' A7 g) ]- L+ ?' C2 J5 \26-724 Branch Circuits in Single Dwellings
( `/ N. u: ]. x; b+ o26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)2 `6 b( u$ J+ T: X
N 26-720 (F)
& i8 l2 c! }- }" \* Y2 NElectric Heating and Cooking Appliances
: Y2 i+ D% w- N% l$ a9 y0 t( }26-744 Supply connections for Appliances) r0 W* ]( T$ r! T" T; t7 S$ F
26-750 Installation of Storage-Tank Water Heaters7 X8 x; Z, u" ^+ e1 S) L p( {
26-752 Infrared Drying Lamps
( u0 o" C; D- k& P
( l2 x+ q+ a$ e- L2 U* u8 pSection 28 Motors and Generators& s0 L" l$ E+ ]6 D* A% W
General. G3 m2 ` O# c" E
28-010 Special Terminology
( H, l) g1 O4 HHermetic refrigerant motor compressor
: G. Q5 ?* E2 X1 t( }, B8 FLocked rotor current rating
8 N8 B w7 F& x$ iService Factor( i, Z$ T( |: J- M8 h6 b; _! u
Table 44; Table 45; Table-D2
& Y7 L$ l% }3 Z) q2 `+ RWiring Methods and Conductors
& _/ p0 f! d- d28-102 Portable Motors
8 H- Q' s9 M. M& p2 L28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity1 h1 U9 G& u0 x
28-106 Conductors, Individual Motors
& u) B* m, s( v' k3 E: f% }28-108 Conductors, Two or More Motors
* ~ p( z# }! }+ f28-110 Feeder Conductors
+ H# K+ c! _( u% I28-112 Secondary Conductors6 L+ h+ h8 a& Q
Overcurrent Protection
3 V. D2 M1 K% h& c0 k28-200 Branch Circuit Overcurrent Protection5 o; i4 U* B6 C/ Q# @& e* M
28-204 Feeder Overcurrent Protection4 c+ N( x+ z D) ]+ l0 u! \
28-206 Grouping of Motors on a Single Branch Circuit
5 F% J+ j- k8 ~9 f2 D" E' F28-210 Instantaneous-Trip Circuit Breakers (Appendix B)' F( V+ ]+ _# `* j
Overload and Overheating Protection
: D" H1 | X8 n" c' S3 i28-302 Types of Overload Protection
9 v b" h) B* \. w28-304 Number and Location of Overload Devices (Appendix B) Table 25. `& |/ A; I$ X5 |; O `
28-306 Rating or Trip Selection of Overload Devices (Appendix B)- _, p8 Y% Q# T5 e
28-308 Overload Protection Not Required: |% }" `1 P, O2 e
Undervoltage Protection : l6 D! Y7 R* v# S4 M2 l1 I$ N8 U- ?9 i
28-400 Undervoltage Protection Required for Motors (Appendix B). j2 d' [% a7 [ B2 M! c! ?
Control2 ~3 w) J- p4 v) g2 x
28-500 Control Required' P" S. B5 @* B
28-502 Control Location
& U8 J; t# x4 ]! a9 y28-504 Starters Having Different Starting and Running Position
" ?+ m8 e }' X! }, K28-506 Grounded Control Circuit+ e0 ^% P" t0 }4 S8 H8 o
Disconnecting Means
" U' F8 w! E0 O' F9 V28-600 Disconnecting Means Required
$ S" Q" F) E" a& \28-602 Types and Ratings of disconnecting Means (Appendix B)8 d i2 \- ?; Z5 N% w B% _2 A) u3 [
28-604 Location of Disconnecting Means6 c( o# Q( Z* v _- t& M
Hermetic Refrigerant Motor-Compressors; P/ A; A4 F* i3 N& c
28-706 Conductor Ampacity
, o& @, {8 n2 ^/ E& ]; _28-708 Overcurrent Protection8 |9 o! j0 ~9 a+ E
28-714 Disconnecting Means
7 m$ o, S+ q6 @2 ~) Y3 O5 @Protection and Control of Generators
2 N/ z$ Q: c+ ~, I5 @28-900 Disconnecting Means Required for Generators6 I- Z) f% Z" c7 C+ J5 |4 O% O- k- V
28-902 Protection of Constant-Voltage Generators" `; r$ y8 o5 o6 {4 V* @
28-904 Generator Not Driven by Electricity
1 f2 e5 Y1 P7 m0 t, [ w28-906 Balancer sets, [) T: |" x E! Y4 V0 r: q7 I
28-908 Three-Wire Direct-Current Generators
* M, Y8 V9 d% o' h! l9 O: n4 M, G7 u) v# D. Z7 X; r
Section 30 Installation of Lighting Equipment
' @6 s. h R m2 `2 Y( P" H! \30-002 Special Terminology (Appendix B)
* z# Y0 z- t# R$ V; O* @: HGeneral
& {& d1 H, o# t3 S8 X8 N J$ v30-102 Voltage7 r( D8 A% n' C
30-104 Protection (Appendix B)4 x! Z5 ~* _- [$ Z- g4 H
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
2 E7 q6 i1 X) o30-108 Polarization of Luminaires
2 N- h* {9 H! }0 y- K8 ]( D0 ?/ I30-110 Bonding of Lighting Equipment3 O. _, P" G6 r2 i
Location of Lighting Equipment+ t. _# o* D8 ~9 m$ r
30-200 Near or Over Combustible Material) P5 S1 |; N% ?+ B. ^2 k5 s
30-202 In Show Windows! L/ a6 H0 l; j# r0 E: [
30-204 In Clothes Closets% p2 t6 C6 C" q3 \; n
Installation of Lighting Equipment/ h( D3 C* q, p
30-302 Support2 X0 S$ H3 I5 a8 r6 G3 B
30-304 Outlet Boxes to be Covered# w( w5 b2 C; n3 w; t' b5 S$ T
30-308 Circuit Connections
, b# K2 `+ u: h& }! V# S30-310 Luminaire as a Raceway* z/ L, A" d* F6 g' t* h
30-314 Minimum Height of Low Luminaires
' r2 z9 ~' B3 u% L30-316 Luminaires Exposed to Flying Objects
, O8 F4 ^' \3 d! g% Q30-320 Luminaires in Damp or Wet Locations
& z! T5 {6 b( c$ x2 T, DN 30-318; x) [9 M9 A) o7 L3 S9 I
Wiring of Lighting Equipment3 S/ w& l; o3 _8 h
30-400 Wiring of Luminaires$ v+ \9 \- n/ d! U# e
30-402 Colour Coding$ J! k% Y; `* Y: f& D' t4 z8 e
30-404 Conductor Insulation
7 `6 Z; T, {* ~, {/ n30-406 Conductors on Movable Parts
1 T" @. ]7 }2 f8 e30-408 Wiring of Ceiling Outlet Boxes
& Z# m8 M- w+ S" r$ B# p$ F% q$ H30-410 Wiring of Show Window Luminaires
& l3 X8 f( U6 f30-412 Tap Connection Conductors
9 e$ \0 ?8 ] f" w f/ jLuminaires in buildings of Residential Occupancy( |5 B9 D2 ^7 B: @) n
30-500 Lighting Equipment at Entrances (Appendix G)
$ o. @! X/ X6 h30-502 Luminaires in Dwelling Units (Appendix G)
3 S; C [# N- H3 w30-504 Stairways (Appendix G)! t, [( v& \/ |5 ~2 \
30-506 Basements (Appendix G)3 D z; }0 k2 }! Y1 o
30-508 Storage Rooms (Appendix G) b" f% ?% Y; [* u& n0 N7 b0 S7 W7 f! N
30-510 Garages and Carports (Appendix G)
6 A8 `( z+ d4 ]! G9 ^Lampholders( ?+ B, H9 x5 n h! F( P4 b: w
30-600 Lampholder rating with Incandescent Lamps
2 |; ]' i4 ^1 e* ~7 oN CANCEL- A5 p" f2 o, t0 Z, D s
30-602 Connections to Lampholders% C8 T# X$ f+ ^
N 30-600
! V. {/ B; h# b) g. S' L1 L30-604 Switched Lampholders Used on Unidentified Circuits
" N3 V1 P% a( \0 aN 30-602
# Q. b5 `5 u4 P6 c; `30-606 Switched Lampholders with Pull-Type Mechanisms; z- v7 H- X& @+ \4 F
N 30-604
0 N7 w2 \) z% i, `% y2 ?30-610 Pendant Lampholders
$ Y8 G6 u, ~6 k. |4 R, |3 Y- hN 30-608
5 \/ J$ @; q, nElectric-Discharge Lighting Systems Operating at 1000V or Less& g1 R3 Y4 ~$ X0 L& K- z5 V
30-710 Control (Appendix B)# N$ a! ]% `! e2 }
30-712 Branch Circuit Capacity R5 ]. P- X4 W0 U. i/ {5 z" d
Electric-Discharge Lighting Systems Operating at More Than 1000V
& l/ o" y) b* ~3 i5 A. O3 a30-802 Voltages, Dwelling Units
0 Q' z0 z- _# K) s: G30-804 control (Appendix B)) Z) E: C b! Z. t
Recessed Luminaires (Appendix G)
6 v9 F) Y; ]" r" g30-902 Spacings for Non-IC Type Luminaires
3 S* b" I. |- ~; j% L# e6 l: G N/ P30-910 Wiring of Recessed Luminaires (Appendix B)
5 O1 \4 _9 m N# a- k! u3 z; C- Y- RExposed Wiring for Permanent Outdoor Lighting
* l* T4 A7 {! ~9 ?30-1120 Branch Circuit Loading and Protection
. L0 k. S. a' L% K0 ]Extra-Low-Voltage Lighting Systems
. E3 _6 _' U7 b4 L3 }; y7 E/ G30-1202 Sources of Supply
! ]* s5 X3 ?# [4 l1 O0 ~3 Y4 I
* V8 i d+ Y- X7 N+ b0 h) \; JSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)1 j& {& I1 e7 {2 P$ _- E/ M) h
Fire Alarm Systems
/ ^- X8 {* f9 f/ D, S0 w32-100 Conductors
& ^) X6 A ^! D: D: a3 O8 I32-102 Wiring Method
( c7 M" e x* C+ t32-104 Equipment Bonding
5 G# a, H3 E* @7 N# Q) `32-106 Electrical Supervision
9 B3 Z' I. C9 ?# q32-108 Current Supply7 c& ]/ C5 u# j! w: r1 [0 l
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)! g# g d# h. t, a+ I0 C
Fire Pumps3 Q; Z+ f4 K; {* T
32-208 Overcurrent Protection (Appendix B)+ v8 a) v* Y7 u) m
N 32-206
9 ?0 K, Q9 R2 ^32-210 Overload and Overheating Protection (Appendix B)
4 }+ N# f9 X4 C, L2 x) Q32-212 Ground Fault Circuit Interrupter (Appendix B)/ n( B% `3 g% r, ?. H4 b: i4 H6 x
+ R% f. }) a, ]3 A& u& [Section 36 High-Voltage Installations [/ }# R4 _# t' y, U
General5 _. ]$ Q, `/ T1 ^
36-000 Scope (Appendix B)
! |' D% s: H7 Z- v36-006 Warning Notices, X1 P% w$ U8 K% ~% J% I# ?6 V9 U* p
Wiring Methods& d; G9 H( C% f. i, j; d
36-102 Radii of Bends/ Y8 i' |' f# `3 x
36-104 Shielding of thermoset insulated conductors8 e/ F% S+ p2 Y0 o
36-108 Spacing of Exposed Conductors (1) table 30, table 315 e& y3 {( L, j& K* ?2 v& M! I7 M/ @
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
' G1 f9 R$ S4 FControl and Protective Equipment7 r" V- m9 Q' U& V! v3 P
36-214 Disconnecting Means
0 f5 g2 d# {5 j: [3 { Grounding and Bonding
% s- c5 l- ]$ |, f& O& N: f8 M36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
* D0 z8 F4 J9 v6 L8 E& i* R9 J4 h36-302 Station Ground Electrode (Appendix B)& s7 ]- y6 ~- j. Z
36-304 Station Ground Resistance (Appendix B)
( K8 E1 h) \6 }4 y2 H7 }36-308 Connections to the Station Ground Electrode (Appendix B)
7 c5 @3 D0 @* h) n- A. I) [36-310 Gang-Operated Switch Handle Grounds
3 V& D3 N0 `$ g* k: [36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
, E5 m; ]# S. e, `
7 | c/ X# U t2 k0 N- ^Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment# y2 i# d+ j3 O9 w) N
38-002 Special Terminology (Appendix B)
" Z: N5 a9 U5 H+ L9 \* u: s38-003 Voltage Limitations (Appendix B)4 o( A; ?6 @$ u6 K
38-004 Live Parts Enclosed
! ^. M% m3 W1 f( s* M. \38-005 Working Clearances; n+ s2 W% y$ L/ y/ N
38-011 Insulation and Types of Conductors2 X7 }% L8 m; `! A( b; p
38-012 Minimum Size of Conductors
6 Z) k# \2 N- r3 C* l' z- r
# v9 v: \* t9 O: e% _9 o' gSection 40 Electric Cranes and Hoists& g* W7 O# w g' s& y! I) z+ d2 O
40-008 Disconnecting Means; W0 B1 B u- m# `8 [. R
40-010 Main Contact Conductors
( Y9 n- O! G1 U9 _) F
' c& @1 u* V& h- V* w2 M, @Section 42 Electric Welders5 X/ Q/ ^# V) s! Q" T# u
Transformer Arc Welders
3 Q! k. c3 z8 D3 u* Y42-006 Supply Conductors+ l: T0 `7 o _8 J$ N# a
N h1 |' d, ^9 Y* rSection 44: Theatre Installations7 ]- K2 ?/ ^* k5 B% Y
General6 @& [, @9 ^8 {
44-104 Number of Conductors in Raceways
* t2 P, T5 N; W5 D; z44-106 Aisle Lights in Moving Picture Theatres% _2 F5 x* n: E
Fixed Stage Switchboards4 U) R; r$ ~, h* T
44-210 Overcurrent Protection# ?, d4 |# B4 T$ ~& I* P
Fixed Stage Equipment3 I+ j# c1 [$ v, Q& L- f
44-324 Receptacles in Gallery Pockets
- J( g* Q% L# i3 e) i44-326 Receptacles and Plugs
- F# I* Q/ f) h$ A5 v& j7 v5 O8 q4 o
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
7 [1 z) v- d# N- aGeneral
! [& u# ^% ?0 v% t5 E1 v2 v7 B7 [46-102 Instructions
, N$ G) h0 P# S R46-108 Method of Wiring (Appendices B and G)$ ?# N+ r& F% b5 g
Emergency Systems
4 V* @8 e$ K, T, Y5 y- I46-202 Supply (Appendix G)
( O: D8 }$ t, ?2 r8 j46-204 Control2 c% M8 c3 J4 }- ~1 w/ ]
46-206 Overcurrent Protection
! }. I; v: w. P! X9 `: B46-210 Remote Lamps" X0 D: ]" l9 I& N4 x: d$ R# k
Unit Equipment2 B% T# _6 H+ K; C: S) A5 L$ {( \
46-304 Supply Connections
- i9 b1 r8 A6 j0 l, V46-306 Remote Lamps (Appendix B)' ?) X7 L; } T5 H* U
Exit Signs
/ E* w, I% I" {5 _' p, \& ?46-400 Exit Signs (Appendix B and G)" h1 @9 B5 S: \' R. T& g
y% h6 J1 X+ F3 t
Section 54 Community Antenna Distribution and Radio and Television Installations! D9 \( Z. T5 K
54-000 Scope
1 D% p8 M( P s: X, k9 Y54-004 Community Antenna Distribution (Appendix B)
7 q ^& T7 @5 [* y b- i. VCommunity Antenna distribution/ K8 ^* W5 M& r( a
54-100 Conductors
) h1 ]! S8 U+ I2 C9 y54-102 Voltage and Current Limitations (Appendix B)) L9 R/ w0 R0 p' }) C
Protection/ O6 G; {4 ~! p) y4 J
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
" I: O6 Y" y6 _: P+ E1 i' _Grounding" u! Q H! E t& _9 S( N
54-300 Grounding Conductor
3 I) Z% w% V2 LConductors Within Buildings
( u) w# j" n1 Y% G: @+ f54-400 Separation from Other Conductors
3 s2 Q# \+ M% M, f8 ^Equipment
& B) D) N7 e, X6 X& A) ]54-500 Community Antenna Distribution Amplifiers and Other Power Sources6 t" t& V9 m7 @+ p; W( W, |0 I
54-502 Exposed Equipment and Terminations
' F! @7 {1 J% a' b1 q; ~- N1 E. V! v) B0 k. _. \5 C a0 l
Section 56 Optical Fiber Cables
7 m& U% \ \0 Q4 {General
f3 m0 L# V o" ~8 `& O: S4 M56-100 Special Terminology; r8 u* D- p* w
56-102 Types/ h4 T, d3 G- o; k8 g) d$ P1 L
Installation Methods$ x% h( W. Y" h
56-200 Nonconductive Optical Fiber Cables (Appendix B)
+ E$ S& S5 k; J2 P9 o0 x% g7 {% P0 ?% k56-202 Conductive Optical Fiber Cables (Appendix B)- d. R9 U$ i) @; w' ^! ^
56-204 Hybrid Cables
2 w6 O) ^+ w0 Q w7 D# g7 C56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B). z2 J& ~- v, ]/ w) u7 E. w/ V
* N- O3 {3 v6 ~! c3 d2 N
Section 60 Electrical Communication Systems
: _9 T, w3 m d2 ^& VGeneral
& l p2 F1 V, R0 w60-100 Special Terminology
/ F( o- I" S2 y7 q1 h: JProtection
4 h g' V: S) E, v. D- K8 l* s60-202 Primary Protector Requirements
3 i$ E2 S: Z$ h- T- K! r/ Y- @- ?Inside Conductors+ j. L2 S0 ]- b" Q* g
60-308 Separation from Other Conductors5 F4 r" u) S7 m5 \, x: O1 l$ k
Equipment
- Y9 ^: x7 a0 T6 m+ B60-404 Exposed Equipment and Terminations
) S5 x1 r9 }2 l- H, @Underground Circuits
3 I6 I) {$ y* S* k60-600 Direct Buried Systems
9 ^9 w2 p1 B0 a3 e8 t, q1 `! v2 ?) N/ P" M; H
Section 62 Fixed Electric Space and Surface Heating Systems/ `/ @5 R2 G0 h0 f7 O
General
1 _" t- z4 h$ l" v8 m/ ~. e8 O62-102 Special Terminology9 p+ q8 b2 [1 w
62-108 Branch Circuits; A# y; m/ I4 E: b1 G x
62-110 Installation of Fixtures
H6 B) ~& p- _' [62-114 Overcurrent Protection and Grouping (Appendix B) (5)# I7 ]. z4 r( o2 ^7 t
62-116 Demand Factors for Service Conductors and Feeders (2)! ?! a6 Z H+ j1 D( @ {" W
62-118 Temperature Control Devices
% a' P ?, E5 j* v! a% c$ s/ W62-122 Installation of Series Heating Cable Sets (4)(7)
% d5 G( e: T* X1 w: jElectric Space Heating Systems; X! h9 c7 N0 j; {4 H$ q4 _: {
62-202 Temperature Control
9 B# G) o( k" Q0 K9 J2 M5 A( h62-206 Proximity of Other Wiring (Appendix B)) R! P& \/ [4 `/ Z$ z) O
62-214 Installation of Heating Panels and Heating Panel Sets
! t0 L8 X( e; z. j! G+ t' |: ]62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
! }+ N( U: R; q+ x6 U: P! P62-226 Installation of Under-Floor Covering Heating Panel Sets5 w/ g" h3 T q, A' L6 Q
Electric Surface Heating Systems
7 V) a2 j( R+ k D# a62-306 Heating Cables and Heating Panels Installed Below the Heated Surface+ N% ^' M* X% H" D7 u+ C9 l
- x. @. o8 y% X1 ^" ySection 68 Pools, Tubs, and Spas- V2 d+ D$ O! U; x4 x7 d n
General) K, U! c' ~" t0 ?6 O
68-050 Special Terminology" I! z& P9 E* ?) E" U
68-056 Underground Wiring - Table 61% L& F, p4 |# C5 y$ h \
68-058 Bonding to Ground (Appendix B): R( W( s! t: P
68-060 Junction and Deck Boxes (Appendix B) v. o2 P) v0 L
68-064 Receptacles+ f3 l# S7 C3 `/ d
68-066 Luminaires and Lighting Equipment
1 X2 h$ }' \9 p1 I2 ]68-068 Ground Fault Circuit Interrupters (Appendix B)$ U. |: G. k* i4 J
) [+ S p! `. T v& C8 W
Section 70 — Electrical requirements for factory-built relocatable structures and ; S9 F5 e! }4 p
non-relocatable structures
; P+ Z8 K; q, t70-130 Tests (see Appendix B)% x0 Q5 T4 H, G4 r0 S7 ?
1 t0 S4 W/ j0 Z# q; s0 Z
Section 76 Temporary Wiring (Appendix G)
- C: `; U o. k/ n* q76-004 Grounding
# ]$ \: {# K1 y76-008 Service Entrance Equipment* G9 a: K3 D, ^# |8 A
N 76-0067 y6 q/ i+ l0 ?5 _7 B
76-014 Branch Circuits
6 E9 M( G" q& w GN 76-012
1 t4 i! q4 n2 {. X8 e7 m1 ]/ I8 N: t8 E. I
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
4 U& O, s* \/ h1 \. qMarinas and Yacht Clubs
6 z3 t1 C- T5 u# ]; e78-052 Receptacles
' j; o* ]4 L0 O2 H! m6 Z78-056 Feeders and Services
; M$ s# U8 o1 p9 E# a$ K1 [Marine Wharves, Structures, and Fishing Harbours3 L6 t, [; n0 c, L5 D
78-106 Grounding and Bonding& q; R0 G# }* I5 n/ s7 t8 L
Tables& p7 `) n4 D8 p4 W' w0 A( [% w
1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,65; K5 B0 y# V4 }% w
3 q: S3 Q3 j4 X4 q
Diagrams: 1, 2, 7: b8 z2 h$ ]' U% f! U% T4 z. K
: K& }8 _: O( _$ h tAppendix B
7 s9 p) a( F9 H! kP352: Ground fault circuit interrupter- 6mA% v; ~( ?4 G1 R1 Q( R% S
P354: 2-126 FT1, FT48 U4 S: j# ?! c/ g# G- s7 m; _" R' e
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
# s& K! ^1 K; j7 [5 TP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)' R8 W& b* L _$ k& U
P370: 12-1012, 1118, 1214 Example:
5 d- w. o0 w( f: B9 tP371: 12-1108
1 A C* a6 c+ c, C% O# y+ \P381: 18-108(1)(b), 18-158(1)(b)
. g% i8 t" t5 R1 g0 jP386: 24-206
! } e! b4 U1 N! ^2 b; c2 OP389: 26-256
$ z0 V8 }& L. U. b4 i( _; X' a4 uP391-P393: Section 28, Example to determine Motor Conductors and Protection
$ G- Y" S, K% }5 r/ d
$ T- _% ?, T2 `5 l+ tAppendix D
3 e5 g B- X. Q( y& |3 |1 F5 H! cTable D1, D2, D3, D4, D5, D6, D7, D16 |
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