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Canadian Electrical Code Review Guide
. C0 s4 y0 m8 r! \" pFor the Exam of Electrician For Red Seal License
{2 l' w+ d& [% @& E- T
) y" p* e) B4 w7 ^1 k3 ~Lesson One
6 @! y L, O8 @6 w9 J2 g$ a! n5 [' lSection 0 DEFINITIONS+ h' s2 l/ N/ O* h3 {
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:+ g5 H0 Z6 { g% D# x% U
Accessible as applied to wiring methods' N/ o$ B" b; A( N+ ?7 u
Alive or live# x2 E' U) Z) s$ T6 }2 L
Aluminum-sheathed cable
$ {/ h: W" o. T0 s- m: i" cAmpacity
- }8 v8 U" U* N: ^. |( Q% `Authorized person
' w7 J0 E+ n4 o; L5 \9 T7 vAuxiliary gutter
- h( L- t$ l6 \6 B7 B+ oAWG
$ g" u1 |' H& c4 b! R; WBonding4 b5 E. V# E: s! B% d" B, ]& k
Cable tray
# I* G+ c9 W; q+ eCellular floor2 u% i0 W9 E% f o9 t7 n0 D- m$ w$ d4 n
Branch circuit% |. |, w, H) F: m/ f
Bus, ^* K+ z1 ?6 q' v# G# K- x
Busway
0 D- C5 ]+ V8 A* {$ q' m7 P; eCommunication circuit
4 Z+ O( S; N$ v3 u9 b A1 D# GExtra-low-voltage power circuit/ X% _9 u$ N) s. r" l6 y
Low-energy power circuit* w W8 H& [3 L: }" y+ ?
Multi-wire branch circuit
( q# W y1 T t$ Y# LRemote control circuit
g6 Q1 h. _" D' q- C( WSignal circuit2 i: b2 u5 h& ~- m1 ^4 x3 u9 l
Circuit breaker
8 {# f! F" @) L# x9 G* S1 |- FInstantaneous-trip circuit breaker5 T; L% B) X/ O8 b8 V9 R) t
Conductor
* ]9 d8 z4 [+ }% X n, z$ B; UConduit7 t1 r, P2 X/ H0 Z* B& v
Flexible metal conduit$ M) O* K" }1 z B6 R
Liquid-tight flexible conduit9 M& [. U9 q# h. \- D& z
Rigid conduit( o4 r! |, f8 E! I% N1 c$ ^$ G
Rigid metal conduit: S6 N3 Y; _0 s9 J6 `
Rigid nonmetallic conduit& ^) t8 H& D. J; ?$ z s
Rigid PVC conduit
% q+ o+ q% Q% P" eConnector
* Y N" m F+ ^1 t( t6 U Box connector
' N! H4 R8 S( g' b1 a Wire connector5 ]. A8 Y3 @3 c, n. c$ g
Controller) f/ f u2 R9 u: n `$ s9 s1 M9 y
Disconnecting means1 [- _/ \- F( v, P
Dust-tight
3 f, n% e! b* o- iDwelling unit0 Y, S) H. R9 _$ P( k3 N* _7 y
Electrical contractor
8 k5 m. r* f! f( eElectrical metallic tubing% E8 P: o7 r V y' j2 I
Electrical nonmetallic tubing
* c1 {" e4 A$ P7 x( XEmergency lighting
% ?+ a- v% v. f4 k. v* ^% Z1 cExplosion-proof
& s+ @1 q% n; d) y# A( L- ^Extra-low-voltage power circuit
" n' H% K# j& w; Y0 Y2 h; TFeeder, |- @" m- _# n% |# F1 o
Flexible metal conduit
4 P6 h( [$ k1 Z8 F0 s4 UGround& J8 |% ?8 `& \) U6 W
Ground fault circuit interrupter
' d) j* f+ A, N) W9 K& Q. g4 rGrounded
% c N2 W( x# E# D" UGrounding2 q1 c% i+ C7 U' G
Grounding conductor; v8 n' d/ o' d5 s7 x7 O& y( n/ Z
Grounding electrode q/ @2 p4 q$ ]' x2 c; o g
Guarded: x5 W- Y- O- U6 v- a
Hoistway
' ]/ [! \0 A1 ]Identified- T, |8 p S& e
Lampholder
9 O9 x" o5 ]+ a. L3 m$ RLow-voltage protection$ n1 g) x1 @' B0 f. u
Low-voltage release6 i" y, t. u: Q
Neutral$ w M1 ^. _# B0 ^$ S6 @8 Y
Noncombustible construction; y. g; V: I' L0 p3 N
Outlet
! J6 K' o0 M/ I/ v0 eOutline lighting
0 A' U# [) @2 H! kOver current device
- v* R1 R" z: ^5 b8 jOverload device
. W) N1 l% j) APanel board
6 w4 j4 }3 B$ q9 Q1 U( D( z% Z/ }Panelboard, enclosed
$ `2 ?2 T; Y% m* nPermanently connected equipment
! L* w$ p" g. n% V7 Y) vPermit& X q3 T6 k! k( n8 ~3 \
Plenum
* ]# d4 n9 T; Y2 e1 J9 [Portable as applied to electrical equipment, ~4 M' k, n; f7 z9 k0 g! a& P
Portable ground fault circuit interrupter3 C0 f- w6 B5 F% o( p; g J' Q8 x
Power supply cord/ K8 P& f5 l% [# f% O
Raceway
0 U" E' G$ N: k& j; Z, k- y( fReceptacle
, [+ W% u) p) z5 H, `* h/ g8 z8 h' u Duplex receptacle% l/ c4 Y. y$ X5 j! N& i3 U
Single receptacle
% ` t4 }: ~4 s$ y( ]; K Split receptacle z$ P0 h8 w0 I+ ]& e5 w
Service, consumer‘s" q. o2 {4 G# x* C
Service, supply
2 U2 N% _7 u4 @' TService box8 a3 W1 \1 f! M- k. P" A0 S# X
Service room$ p7 ^6 k- T1 P1 V
Single-dwelling- L" e) C/ o; c
Slow-burning as applied to conductor insulation
" k H [3 O% w* iSplitter/ Y7 {( r) x# V8 |" D
Starter9 a! ]' N7 j/ [. |7 |1 c9 P
Switch: A: F m. T, L
General-use switch
/ c: Y- ?( m; e( U3 g Indicating switch
) T- X. Z3 M) M Isolating switch% | K1 b8 W6 q5 B2 \) [ t! q
Motor-circuit switch v% V& Z0 ~, E0 X( K3 @
System) w7 A4 K" j" N- J- c
Communication system
J- f7 [* y$ N1 U% U Community antenna distribution system(CATV)
7 x I; `- l6 N2 Q( j) D4 @ Grounding system
- T1 E$ q4 g* i1 Y, @7 @" MUnderfloor raceway
0 H* p& F. h+ T, j5 N& T& PVoltage:
7 J: s, ]7 V- W. |# c Extra-low voltage2 C' ?# O: b0 H$ H
High voltage
% Y b o! w3 A, p0 K, S Low voltage
+ A" ?3 E+ D7 M- y. T& |* i/ PVoltage of a circuit
9 K. b4 v5 R; U) n2 ~Voltage-to-ground% M/ [& X7 U+ J4 ~
Wireway {# R; l* l2 j4 @
0 C% Q/ [) c6 c- t- I$ _
Section 2 GENERAL RULES
9 X4 l6 V" Q! HAdministrative" \( Z2 K' c6 {8 t: o
2-018 Reconnection3 }& `4 I1 X( h, K& Q8 b+ }7 Z
2-030 Deviation or Postponement- k) m) o2 @: M3 t, N5 r. X
Technical General/ Q7 I5 t/ E* f- ?9 i' k
2-106 Circuit Voltage-to-Ground – Dwelling units
4 i3 `% R& Q( G) u2-114 Soldering Fluxes! {5 f4 G, q; F
2-116 AWG Sizes of conductors, ]- Y& A i' S
2-124 Fire spread (see Appendices B and G)& j& c! C! |: |
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)2 Q1 ^6 r8 [) `. ~, `& P
Protection of Persons and Property
- n) Y4 Y( a! ?; S# S' O" U6 {2-202 Guarding of Bare Live Parts
@) D2 ^+ _% F7 d ^2 b h6 cMaintenance and Operation2 H% D) a7 }0 I) {6 D4 }5 [
2-304 Disconnection
% c( S& W' V- E2-306 Maintenance of Live Equipment
( l' e4 O( E7 K' R& ~- E' pN 2-306 Shock and flash protection (see Appendix B)! R$ Q: Y: V& s$ }' d# S
2-308 Working Space About Electrical Equipment: Table-56* J0 s+ M9 p2 Z5 Y" d2 ^! |
2-310 Entrance to, and Exit from, Working Space1 B1 _% m8 D3 y- C5 Y
2-320 Drainage
+ v+ Z$ A5 `- j+ ^6 \3 z5 a2-322 Electrical Equipment near combustible Gas Meters and other Devices0 t, m' {! s% M4 l
Enclosures
2 y4 K+ s) ~2 A! d& \2 Q2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) 7 a' X# v, l! H
2-404 Marking of Motors: DP, WP, TE
' k8 D/ h! P- X8 k: ] # L+ H) c3 O$ f$ ?! O# K
Section 4 Conductors% h) S3 g( a1 z8 z) g0 |
4-000 Scope
" j3 V; t% r4 P' v h& t* ]4-002 Size of Conductors: 14#, 12#
; @4 w% n& H* _% D/ D+ e+ o2 f4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 367 ^9 b$ k/ L# f5 m
4-006 Insulated Conductors: Table 194 i! e2 _7 \1 [) f
4-010 Uses of Flexible Cord: Table 11
( A1 |+ h) f0 K' t" {) [0 y0 u' `4-012 Sizes of Flexible Cord' h% a1 E- w9 T
4-014 Ampacity of Flexible Cords: Table 12
9 C$ [1 ^; N0 a+ @4-018 Equipment Wire
# j4 G$ f1 o3 `- v' L# I4-020 Insulation of Neutral Conductors
3 v6 W {$ | ?( x0 U! m! }4-022 Size of Neutral conductor d9 M" l( b4 z! r
4-024 Common Neutral Conductor" _2 [0 P( `! ^* E
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum1 a8 m3 V% E! }" j2 F3 ~* }5 [7 P+ E
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
, b0 {9 A5 a% h5 @4-032 Identification of Type MI Neutral Conductors
: \0 k' l, V% |3 S4 N4-034 Use of Identified Conductors
) a. [/ ]5 Z7 k* h. p4-036 Colour of Conductors: Phase A, B, C, …
; N T% @+ C* Z- c" Q
l$ o8 x5 g, T. `- DSection 6 Services and Service Equipment
. ]9 O$ D7 b3 j# d, k+ h, oGeneral. _2 x; T4 h( K) X: I5 N
6-102 Number of Supply Services Permitted$ J& U1 r& F6 Y0 z
6-104 Number of Consumer’s Services Permitted in or on a Building
7 S. j" J/ o! w# v7 x) ^6-108 Supply Service from an Electric Railway System
. S' U! k: V; I6-110 Three-wire Consumer’s Services
l9 k. ~. v" S+ l. j6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
/ Y0 d/ t; p/ v( R6-114 Methods of terminating conductors at consumer’s service
* b3 L* L- Z; ^/ p6-116 Consumer’s Service Head Location
. \! F7 P* P# z. ~: |# ~* I( pControl and Protective Equipment& O6 D* R! D; v0 m
6-200 Service Equipment
4 V0 a2 z) e n6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)4 ~. Q/ k1 Q& }5 Z5 r, M
6-208 Consumer’s Service Conductors Location# W# {# e9 A/ b* b$ {; T
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
) L! M7 l& L+ [* d1 z6-212 Wiring Space in Enclosures
6 W v/ \3 z+ a' X% P! u2 ?6-214 Marking of Service Boxes9 Z+ M2 E( a, R
Wiring Methods5 B0 m. Q6 u5 t6 u# Y
6-300 Underground Consumer’s Services
9 M6 {, \2 K+ h$ _: O+ m2 D$ @' z6-302 Overhead Consumer’s Service Conductors
0 z$ u7 S% @0 A; a3 H/ ?( r1 N6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
5 A1 x( V! I/ w+ m/ C' l6 N* Z6-306 Consumer’s Service Raceways5 n( A s) C* E5 t K( G) k0 o2 Y
6-308 Use of Bare Neutral in Consumer’s Service9 q4 M# n0 @% J0 q; Z( I
6-310 Use of Joints in Consumer’s Service Neutral Conductors
0 ~% {2 A: C1 \* x' x6-312 Condensation in Consumer’s Service Raceway
% G" s8 ^% H& \0 @8 nMetering Equipment
. l% \4 u6 f$ t; [" f+ t6-400 Metering Equipment; n" q9 d% }0 ~6 v% D/ ?) d8 x
6-402 Method of Installing Meter Loops
$ Z/ _) q% E# S3 U/ r% o; Y: w- }* C6-404 Enclosures for Instrument Transformers. u9 ^8 e# [& [' y j, M
6-408 Location of Meters* |! x% k, e6 X, \: x
- M ~" j" O2 b9 O- h" wSection 8 Circuit Loading and Demand Factors
L ^1 F4 B5 wGeneral
5 u5 I q8 \3 |- c& k8-100 Current Calculations8 F2 [# M! O. e5 L& v6 Y
8-102 Voltage Drop ( see Appendix D)
7 J1 @7 }: {3 ?3 L4 \& M8-104 Maximum Circuit Loading
/ D; f- K( o6 a/ g. P8 D8-108 Number of Branch Circuit Positions- _+ M9 v) U- v+ C9 b. O$ ~/ Z% ?" u
8-110 Determination of Areas
9 z8 ]2 e4 L4 K1 Y+ Q, MServices and Feeders! a- }7 \3 w% h4 E' J( |3 c
8-200 Single Dwellings (see Appendix B); V8 |) r/ Z ^ R8 i6 y' }
8-202 Apartment and Similar Buildings
3 c2 f5 ~0 a6 X3 c8-204 Schools5 o9 Z- K/ ?7 @2 v$ L
8-206 Hospitals# M" E, l7 g* B
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
, Y6 H/ I0 L1 g F g. i1 E' h4 W8-210 Other Types of Occupancy (Table 14)9 M1 H/ n& p0 @' Q2 D k7 W/ ~2 E
8-212 Special Lighting Circuits
' V% A" p% @8 |; r- w' {7 l" U! R8 r: bBranch Circuits+ ^+ w) @/ s4 i
8-300 Branch Circuits Supplying Electric Ranges, D* T C- Z) j! i, L8 N
8-302 Connected Loads
9 e/ ~/ {: ~3 o: k: m( B
) Z. x0 G* c/ }/ v hSection 10 Grounding and Bonding2 T0 b4 H; O/ v+ y0 H% Q8 o; Y
Scope and Object4 L* }. [: T! C0 ~( L
10-002 Object
' H+ a: v9 g' N! {System and Circuit Grounding
/ ~2 S. L, ~1 L$ F/ W+ }& a10-102 Two-Wire Direct-Current Systems
, A2 ~- v2 K/ b, M10-104 Three-Wire Direct-Current Systems
) l/ t) L. }/ g1 X# ?10-106 Alternating-Current Systems0 n" M7 `2 ` T5 b! d
10-110 Electric Crane Circuits
) a' i$ n: M7 S% D3 |5 I( [10-114 Circuits of Less Than 50 V
& f$ J: `% f8 _; {5 B) h10-116 Instrument Transformer Circuits9 h8 k' [+ g- S# Q% l' U* r- e
Grounding Connections for Systems and Circuits& g! x& D5 q7 b
10-200 Current Over Grounding and Bonding Conductors
9 ]; W6 U/ ^, G* A! i# X10-204 Grounding Connections for Alternating-Current Systems
+ n H0 K9 z# h" f2 U& o. Q5 M10-206 Grounding Connections for Isolated Systems7 D2 h! Y, n9 V9 _
10-210 Conductor to be Grounded
8 w0 Y- l1 F9 f6 ]4 f. z6 x2 v1 L& PConductor Enclosure Bonding
( J( _. M6 J {: w' A10-302 Other Conductor Enclosures/ H9 ~' W5 G+ ^8 U7 T
N 10-304
* V( M) G2 @3 O; v, jEquipment Bonding$ A8 u$ S9 _' ]
10-400 Fixed Equipment, General
( T% \! c7 }* X- J+ D8 V4 S- Y3 F10-402 Fixed Equipment, Specific (3), (4) y1 ^' W' m0 A0 v# ]* z" x
10-404 In Nonmetallic Wiring Systems( S+ u8 g, I _; C3 E' R* u0 `" _
10-406 Non-electrical Equipment4 i6 C+ @" f& Q$ \
10-408 Portable Equipment (4)(b)
+ g+ L* O. c+ p7 q3 E10-410 Instrument Transformer Cases
7 @ X) E, |' O10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less2 F0 d4 s* P0 Y7 O5 f4 Q, x0 G
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
* i( H+ j! f% `" S$ G& Q0 E7 U1 gMethods of Grounding2 k3 s8 S/ f8 u, n! _
10-500 Effective grounding (see Appendix B)
7 T$ A0 V- j( H/ X5 [8 T9 q10-502 Common grounding conductors7 c: W0 Y7 S0 g) r# f! P5 h7 }
10-504 Common grounding electrodes
/ A/ q/ _2 a+ DBonding Methods
/ K+ Y/ i8 s5 x1 _! Q4 I( y$ O10-600 Clean Surfaces
5 i' @+ v! Q5 K0 F S10-604 Bonding at Service Equipment
$ F3 D+ ? N8 Y6 v1 n5 @5 N10-606 Means of Assuring Continuity at Service Equipment- ~8 W$ L$ W& [5 A: h/ c+ r
10-610 Bonding at Other Than Service Equipment
- H, l& C: a3 n& Y; A10-612 Loosely Jointed Metal Raceways: r+ x+ E, u# l+ D/ V. E$ [9 R
10-614 Bonding Jumpers Table 41
* t6 J: U( ~& C' p L6 |Grounding Electrodes8 |8 Q5 N- p0 U/ f# t6 }
10-700 Grounding Electrodes/ g$ s# p" O: v' V6 E: s5 L
10-702 Artificial Grounding Electrodes
: P0 v6 M4 J! I! Z6 sN 10-700 & 10-702
9 F5 p( h! y0 v4 J, I' ^: u; I. t10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
; O( u4 {. M4 E' }6 fN 10-702
/ P9 m7 ^! x# U9 h! p* Y. T10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
. p( @* G s2 x zN 10-7029 z/ r% _8 K# L" L& m3 Y1 u6 ~/ \+ \' R
10-710 Use of Lightning Rods (Appendices B and G)0 O8 S# f9 m( I: m- Y
N 10-7069 S! _ u G7 S
Grounding and Bonding Conductors
4 ^1 F8 w2 }9 [+ J9 Z10-800 Continuity of Grounding and Bonding Conductors; i# Z6 z$ G# o) M$ Y8 X6 a
10-802 Material for System Grounding Conductors$ p1 ?, h1 s* }5 e c6 Z
10-804 Material for Bonding Conductors
3 K* @/ Y. g& f6 F8 l1 \10-806 Installation of System Grounding Conductors
~3 e1 u7 S9 Z H7 e" i) t10-808 Installation of Equipment Bonding Conductors
6 I& o; _: h5 w+ @# s3 x10-810 Grounding Conductor Size for DC Circuits6 x3 _4 F e9 |9 A
10-812 Grounding Conductor Size for AC Systems (see Appendix B)3 W4 u7 l" W. s' N* t7 e7 P# {
10-814 Bonding Conductor Size (Appendix B)
+ I4 f/ Q, M; `2 T10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment2 L; f2 M( }( p5 `, f, M) u' p
10-818 Bonding Conductor for Outline Lighting' M* Y$ h% K- g w& v* L+ u! `
10-820 Bonding Conductor Size for Instrument Transformers
/ |" [/ m5 J3 \( eGrounding and Bonding Conductor Connections$ [- N E, y$ ]- s5 w7 H3 u
10-902 Grounding Conduct Connection to Water Pipe Electrodes
3 c: r* J4 G# ^10-906 Bonding conductor connection to circuits and equipment* j7 B) a0 E1 F# L* ^
10-908 Grounding Conductor Connection to Electrodes
; G- h( @- x$ g" A1 s7 w& wLightning Arresters
( Z3 W6 K8 I& R7 B10-1000 Lightning Arresters on Secondary Services – 750V or Less
9 Y; Y# E5 M @* W4 d# x3 g
- a" z( d& p7 M& Q: y2 W- o+ V" sSection 12 – Wiring Methods& @! w# N0 {! p7 l* b
Scope
6 g3 w5 P6 l( w: D+ \12-000 Scope (Appendix B)8 b+ ~- I$ z S, E3 `& K
General Requirement0 \) w; j% r* q" F7 f- |9 O
12-010 Wiring in Ducts and Plenum Chambers2 x9 u5 y$ \5 o! P
12-012 Underground Installations (Appendix B)
' k! b3 n0 E( P1 v. x12-016 Lightning Rod Conductors9 Q3 r3 t& Y3 T* y
Conductors - General3 }' d6 t. \: Z& K7 ^, l6 @, P6 e
12-100 Types of Conductors (Appendix B) Table 19# ~' O+ \* |% W2 n4 y- U
12-102 Thermoplastic-Insulated Conductors
2 z2 d" }( w" N/ @! J+ \' b2 m12-104 Flame Tested Coverings# y3 f$ S; s: z$ `( P7 A
12-106 Multi- and Single- Conductor Cables
* j# y3 L+ M9 D12-108 Conductors in Parallel (Appendix B)' r6 F0 [' i' l3 G; b
12-112 Conductor Joints and Splices
+ A3 m# X8 i$ u12-114 Ends of insulated conductors! m3 t& v! N. j
12-116 Termination of Conductors (Appendix B)/ a/ W( J5 O v2 V9 d3 t
12-118 Termination and Splicing of Aluminum Conductors1 |! U6 |5 H( c& ?9 a. J1 L$ a
12-120 Supporting of Conductors - Table 21( i R" V# @' f. ]% S. N
Open Wiring
9 v9 S, U# p6 N% a12-204 Spacing of Conductors
9 I4 d* R( [/ X! w% ?* c! d5 T12-206 Conductor Supports7 J: i( u/ t" j4 w" p& T* C/ R. j
12-208 Conductors on Flat Surfaces
. d8 T1 G& F" H, S12-212 Protection from Mechanical Injury0 l' V: x. e: l9 x: n- w4 Q5 b( ~7 w
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises& l* D3 W9 k# W% v9 L
12-308 Minimum Size of Overhead Conductors2 y! c/ m' T, |
12-318 Use of Neutral Supported Cables
$ v' i# V/ W- RNonmetallic Sheathed Cable
* m; H; j2 {* B/ a+ o: i4 z! `! k* O12-502 Maximum Voltage
( A- d7 E$ v8 D12-510 Running of cable between Boxes and Fittings (Appendix G)
$ \$ [+ l6 ^4 o12-514 Protection on joists and rafters7 Q( s9 p: M4 B2 P# I% T2 H
12-516 Protection for Cable in Concealed Installations (Appendix G)
2 e8 P/ l: `& z6 h4 n12-522 Where Outlet Boxes Are Not Required
% K% M$ s, I8 v f1 }Armoured Cable
1 K$ v7 Z5 p+ `- e8 P12-602 Use (Appendix B)
+ q8 @: m5 U) C12-604 Protection for Armoured Cables in Lanes) S5 K [1 k- z7 w: ?
12-606 Use of Thermoplastic Covered Armoured Cable7 `' @) g& G! w# C/ B, e
12-608 Continuity of Armoured Cable
/ U! \) O9 {: c" @5 l9 |12-610 Terminating Armoured Cable
- I3 L7 t3 }" h; x12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems' B8 j6 A# @0 p, q; X3 s7 l( g! i/ x' @
12-614 Radii of Bends in Armoured Cables
/ C* ]% H' j! X. X- i# U12-616 Concealed Armoured Cable Installation$ o, V- Q. l2 W5 P( B: r6 H
12-618 Running of Cable between Boxes, Etc
! D# k/ y! w1 K& k( T4 qMineral-Insulated and Aluminum-Sheathed Cable0 b! f! v3 P7 F5 P
12-702 Use
6 v: Y# d3 V9 ~- _: T( A12-704 Use When Embedded
7 H5 Q: B! u/ M% Q2 Z/ k, D12-706 Method of Supporting1 r+ @5 a5 Y) a* L: {: b5 m
12-708 Direct Earth Burial
( N# S8 B. i- O. ~8 j12-710 Mechanical Protection5 o7 B7 f3 j( d9 z
12-712 Radii of Bends: S k# C# J4 {$ l3 I
12-714 Termination of Mineral-Insulated Cable (Appendix B)
( u. J* }9 C. I2 e$ q9 |6 U9 R, l12-716 Connection to Other Forms of Wiring
/ |3 I. _ k' i( eFlat Conductor Cable Type FCC, N! G/ a% {3 }
12-804 Use Permitted* `3 ^$ e0 A. E3 |5 G# I
12-806 Use Prohibited
* n" D2 E3 L) x* A$ F12-818 Anchoring
/ j. o! }2 t9 I6 q8 |+ `, s12-820 Crossings
1 F1 R6 y0 C; r! M$ XRaceways - General
& z' n- O3 ]/ |! m: E! Y( u0 }# ]: \12-904 Conductors in Raceways
) J" Y: e6 h) A6 p5 n6 w- m12-906 Protection of Conductors at Ends of Raceways
- y: r+ |% s" v2 W- |12-908 Inserting Conductors in Raceways
- q. K3 V3 e7 S. X9 `12-910 Joints or Splices Within Raceways
( a0 y, ^& v! s+ S& x! v8 G X12-912 Stranding of Conductors) S0 F& M$ L4 `1 b8 T3 L# F9 h, s
12-914 Electrical Continuity of Raceways5 J+ ? Z5 [$ M& _( L8 E* u. Z8 r* N9 ]
12-922 Radii of Bends in Raceways& i( k! n, B. t/ K. b9 ?- Y
N 12-922 Radii of Bends in Raceways Table 79 @+ N1 P7 E( A
12-932 Protection for Raceways in Lanes
, V8 P$ R- j9 |5 @12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
- ]0 N3 m% V' d, {! D( S12-938 Capping of Unused Raceways
4 D: _" N/ H$ w6 j12-940 Maximum Number of Bends in Raceways
2 V6 n9 N B+ E8 VRigid and Flexible Metal Conduit+ p/ ^- J1 {' t! E0 U
12-1002 Use; ~9 ]% I: _5 |$ J# w
12-1004 Minimum Size of Conduits
3 M, {8 t+ K. a- G% l# y6 N12-1006 Conduit Threads (Appendix B)
# o1 P7 }9 f: H$ B8 D12-1008 Thread Engagement5 H j: s# C3 J8 g, n2 B/ n' c9 W
12-1010 Maximum Spacing of Conduit Supports' N# o* g, L2 R! g0 Q
12-1012 Expansion and Contraction of Conduits (Appendix B)( H( G, F$ V( J$ s, H: g5 X. i
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 3 D+ L2 Q+ `9 n' n8 w- U- [5 g
Rigid PVC Conduit and Rigid HFT Conduit0 T& D1 b; [, H, m
12-1100 Use
4 T2 K, L2 g/ s v6 P12-1102 Restrictions on Use6 R! ?4 U/ H5 r/ \
12-1104 Temperature Limitations (Appendix B)4 l# w J* `. P# Q% P7 `
12-1108 Field Bends (Appendix B), (2)* a* R& |" j G- A/ E8 W
12-1110 Support of Luminaires
( w# Q# W) J2 w" p A0 w( P& ~0 |12-1112 Fittings8 N8 J X8 E- C# t* H
12-1114 Maximum Spacing of Conduit Supports
. a! @) x2 C' A6 i12-1116 Support of Equipment0 U/ M) _" z) n9 v2 w
12-1118 Expansion Joints (Appendix B example)# s% G1 }4 s5 N
Rigid RTRC Conduit; h& _1 e: I. D1 |7 F0 U1 ~
12-1210 Temperature Limitations. I4 |, Y4 \, {5 s
12-1214 Expansion Joints (Appendix B)
9 M9 t) Y) Z* u6 g1 l3 ~Liquid-Tight Flexible Conduit
, H/ D( [# R% x- [+ B12-1302 Use of Liquid-Tight Flexible Conduit) E# T7 w0 u0 Y" I5 s7 N' Q
12-1304 Maximum Number of Conductors
. l/ N: a" I' e& f) l1 A12-1306 Provisions for Bonding( V/ t5 @4 b9 k$ A1 F4 @% k! k
Electrical Metallic Tubing
+ h+ n( ^# n8 w9 P. ]" R& p12-1402 Use
" c' V% @. E* K9 n: I. q12-1404 Supports
0 P& S0 s: {* P, O" {12-1406 Minimum Tubing Size
/ u% z4 H" ^! P/ V2 |12-1408 Maximum Number of Conductors5 S2 L: B4 {8 Y- n/ a( y; q
12-1410 Connections and Couplings% O. z4 h/ D; P! U" ^- ]+ t
12-1412 Radii of Bends in Tubing$ H4 {4 k1 p( R
N Table 7
' j* a6 i9 O* d) ~2 p: LElectrical Nonmetallic Tubing7 S* y; f9 o, G0 i& M$ x$ J
12-1516 Provision for Bonding Continuity
# h6 z& i. L/ ~" Y) b& HN 12-1514
$ ^: q# X" O" N- b& ` V+ B. \Surface Raceways
' e! n4 _# a' G12-1602 Use of Surface Raceway (Appendix B). x# L) N! R% n2 ~; n; W& ?3 X
12-1604 Temperature Limitations
$ v( D+ n2 W1 {$ ?12-1606 Conductors in Surface Raceways (Appendix B)+ S! @0 k8 j1 O
12-1608 Maximum Voltage- ~9 ^9 O6 H( O6 D% c* u: F3 Q
12-1610 Joints and splices + \/ ^ j' U$ e$ u; ~* F
Underfloor Raceways
/ ?3 ^4 B9 |5 H12-1712 Discontinued Outlets in Underfloor Raceways
- x" N2 o; h- D9 M% v5 `# A% O6 MCellular Floors% B/ U- I6 t9 g7 b
12-1804 Maximum Conductor Size in Cellular Floor
' S5 H6 C5 k# ^6 J% ^# |12-1820 Cellular floor discontinued outlets
" j" n; g, D0 \+ B# }3 fAuxiliary Gutters
6 Z* c5 Q3 U' r' e n q12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces9 M* k$ s. S" R% a7 W: d% w3 q
12-1902 Auxiliary Gutter Supports' k- l1 S& m0 A
12-1904 Auxiliary Gutter Cross-Sectional Area4 ]0 [& B0 Q% D; {, W
Busways and Splitters
% H& Q6 k( x& q/ s+ ^12-2004 AC Circuits in Busways and Splitters
' K& \/ X K5 @* u. V12-2006 Busway and Splitter Supports
$ d8 S- {4 b) d R- f7 t+ K* D12-2008 Method of Installation of Busways) o- _ d" _+ q5 H T2 |
12-2012 Reduction in Size of Busways
& a" v9 I+ _; w, X. E12-2014 Length of Busways Used as Branch Circuits/ D( ^1 ]3 X3 u$ g. b2 q7 N+ _) y
12-2018 Taps in Splitters' Z! `/ x4 Z/ K( e; m2 T" v8 ^" N
Wireways
; g% c, @1 k$ u8 O9 u/ F. F12-2104 Conductors in Wireways
# j" ]. p% e8 ^3 V, N4 c; q0 t" y12-2106 Taps and Splices in Wireways1 e' n0 W( A% d3 E4 R. S
Cable Trays& `/ {% Z: t# S- v- G; H4 g
12-2200 Method of Installation (Appendix B)
7 K" B* g8 h1 ? e12-2204 Joints and Splices Within Cable Trays
[+ X7 ^% x6 f* X12-2208 Provisions for Bonding
2 l/ n S) U" z2 C5 [ p, I12-2210 Ampacities of Conductors in Cable Trays
) z- A# F" {! y" hInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings- _& O- a0 J. L% X7 F, x
12-3000 Maximum Number of Outlets Per Circuit( S: v# c3 @' `8 o9 Y8 l& P# h+ R7 v( v' G
N 8-304
: ]4 W/ v* h" L8 ]" ]" E4 J0 ?12-3002 Outlet Boxes (Appendix B); r2 j( I% _' I: r8 g
N 12-3000: ?- q4 S" o2 X) V1 F+ l$ J
12-3004 Outlet Box Covers
# f. {$ M! G3 N# BN 12-3002/ p2 ]4 e+ n0 |* V
12-3010 Boxes in Concrete Construction
+ ?! _0 }& Y2 \0 v: y3 tN 12-3008
5 @6 C% P2 ?4 y- q; y12-3012 Outlet Box Supports
0 }$ n* w/ \% x" w0 J6 oN 12-3010% @9 O8 q2 H U7 d' E6 k; L
12-3016 Accessibility of Junction Boxes! T1 h2 V& r/ F
N 12-3014
( b2 F2 k0 S; u3 m7 Q12-3018 Flush Boxes, cabinets, and Fittings' A! [& x0 r* e5 |6 ^
N 12-3016
7 n1 r$ Q1 `9 D" j- I0 r% r12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) e9 s& z/ Z6 W5 k, J
N 12-3022
" y3 ^9 f1 C" l3 f12-3036 Maximum Number of conductors in a Box - Table 23
) {8 f& S5 e4 [2 o! kN 12-3034
: i" [+ x4 s& M0 O) J2 D- D6 O12-3038 Pull Box or Junction box Sizes
, T% u; O# ^: a' J" G4 eN 12-3036# m+ U j/ n9 l/ a
i# i! f7 l- z: E/ E$ Z% u: jSection 14 Protection and Control
4 R9 J( c: x$ |+ z; |" T) dGeneral Requirement
) q/ S0 C" O/ w* m2 @/ ^2 W14-010 Protective and Control Devices Required
7 ~* ^. Z ]; T( D- S- b0 X4 h. F14-016 Connection of Devices
. j2 m; D! S+ [) t, [ Protective Devices – General
% Y: H M3 H5 q( l$ y 14-100 Overcurrent Devices Required
) F, \! K. I0 p# ]9 I2 W4 U14-102 Ground Fault Protection (Appendix B)
! \0 L. i e! g14-104 Rating of Overcurrent Devices (Appendix B) Table 13 Z3 j9 O* @) B H) S
14-112 Overcurrent Devices in Parallel- V2 L1 A7 C; S- e( Z
Fuses
2 s* @4 @4 S8 V$ y# P% c2 L. K14-200 Time-Delay and Low-Melting Point Fuses
1 I& O* t6 ~/ F- m8 R14-202 Use of Plug Fuses
& d4 L- V6 c. }, N! h) V8 n% Z. H$ B' c14-208 Rating of Fuses
G. I0 k! I+ V( ~6 H0 C14-212 Use of Fuses (Appendix B)
. Y# f. b2 H: C& E5 m1 YCircuit Breakers
( S5 V" j- w% ^14-300 Circuit Breakers, General- v' k+ w" B$ K+ C- ]% f
14-306 Tripping Elements for Circuit Breakers
* }- @# s2 W1 F; s14-308 Battery Control Power for Circuit Breakers0 G& B! M+ _2 ~
Control Devices - General
/ v4 X. H* d" y- |6 `14-402 Disconnecting Means Required for Fused Circuits
# _1 f8 b1 H( i( {4 w( Y sControl Devices - Switches8 G# U3 Y- c4 N9 L" {
14-502 Mounting of knife Switches
( Z* [3 a; M. U, E% |) g# p4 Q( M2 M" t14-504 Maximum Rating of Switches
! I6 v9 v& z( |9 f0 D14-508 Rating of General-Use AC/DC Switches (Appendix B), ~) J3 R# n- C. X. Y0 g$ q7 x7 O( V
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)% T' i3 C1 X' U! A2 X$ G% v
Solid State Devices
9 w# k( M# f2 |$ w+ O9 m) T: @8 T) ?" L14-700 Restriction of Use# S. a5 g4 V7 m% R4 I
14-702 Disconnecting Means Required9 L4 z0 m2 y4 C6 X1 T3 A: H& Z+ ]
S( T" |" z8 i5 K6 r
Section 16 Class 1 and Class 2 Circuits
$ I7 j7 V9 r+ L, PGeneral% T2 r: m% b4 J0 Z( L( ]% X
16-004 Class 1 Extra-Low-Voltage Power Circuits
8 y9 A c" }$ T m$ V3 G5 |+ u16-006 Class 2 Low-Energy Power Circuits6 i' [( w1 }0 y
16-012 Circuits in Communication Cables
0 C' l3 D* s8 V0 f% v6 ?9 AClass 1 Circuits* `# N. g# K% r l5 b' ?8 p) f; |8 q
16-100 Limitation of Class 1 Circuits
6 z& y. n* K4 W16-104 Overcurrent Protection of Class 1 Circuits" {6 y2 {. m8 E' Q; V% \' V
16-106 Location of Overcurrent Devices in Class 1 Circuits1 o, N# M7 p8 @# _. L8 I9 u7 q
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
3 n% T" p2 \% ` ~& H7 H16-110 Conductor Material and Sizes+ G' s8 ^4 {5 X" D( X$ L
16-112 Insulated Conductors for Class 1 Wiring, ]: R# [4 ]% i
Class 2 Circuits
* H" G6 P% `: t16-200 Limitations of Class 2 Circuits (Appendix B)1 H4 D: Q, E6 A: W3 \5 R
16-204 Marking
F1 ~3 W& s6 m4 K% E16-206 Overcurrent Protection for Class 2 Circuits
& ~0 O) L2 M; U P16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
) D! O7 b) G% V! }8 S- t+ f7 oELC: extra-low-voltage cable4 M( N+ Q4 @' a
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
1 z9 A+ f n! p" V/ u3 v7 S* |0 F! `: B3 _6 Y! E
Section 18 Hazardous Locations, a) k# y& e, M! M( k
Scope and Introduction1 }2 J# v- q t' o# ^6 ?5 k# t8 a
18-004 Classification
0 z& T# A/ [1 N& H18-006 Division of Class I Locations (Appendices B and J)8 e2 W* M; @0 k* I. Z
18-008 Division of Class II Locations (Appendix B)
) G- p2 {8 C) V+ z0 S7 @18-010 Division of Class III Locations (Appendix B)
- Y5 A6 s( ^. F# i% @( X7 @General7 ?6 ?6 v3 Y+ e* s9 ?2 ]( n% S
18-062 Metal-Covered Cable (Appendix B)
# v4 a8 j" f, fInstallations in Class 1, Zone 1 Location( }6 K! M( q( s% z
18-108 Sealing, Class I, Zone I (Appendix B)8 Q: K- ?0 Z* x9 R- H
% P3 `) Y$ F: R6 G
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars' H7 {4 ]7 D8 {4 G2 t7 H
Gasoline Dispensing and Service Stations z6 S. \, S! v( q
20-002 General
$ H& Q0 ]5 o7 v& P. h# [! h20-004 Hazardous Area (Appendix B)- s5 Q* C2 |# B% w. H2 \/ l* S4 n# `
Propane Dispensing, Container Filling, and Storage
' [/ r. ~0 F. i8 f* G20-034 Hazardous Areas - Table 63
! m# Q% X' K7 Y% h0 ~' d1 wCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
5 D3 G1 M, Q6 C/ v( t& n5 a20-062 Hazardous Areas j4 \1 g' j x |7 {2 X
Commercial Garages – Repairs and Storage
' A0 l5 i& O% G5 O7 W20-100 Scope, G! Q0 y; P5 Y3 {2 R
20-102 Hazardous Areas (1) 9 ]6 `6 z; `: l |% [
, @* H# t* }- A# c' xSection 24 Patient Care Areas
2 M \' o" b ]* \) a2 w! |! B24-000 Scope (Appendix B)
- a% w9 [4 _$ V7 R: j0 A24-002 Special Terminology (Appendix B)
; n B% _) f$ U9 k5 I Patient care area' o- E2 \- t( P# y4 W8 V, d
Patient Care Areas# A6 o0 W/ I/ B3 B q a
24-106 Receptacles in Basic Care Areas (Appendix B)1 i3 g6 g7 [; ?; K# l
Isolated Systems
+ z) n) H2 r2 r9 @, @24-204 Single-Phase Isolated Circuits (Appendix B)' ^. g" o9 m5 D" o
24-206
+ S) U) K2 e- o! G
' g/ t% c: p1 _1 k3 v y% B; eSection 26 Installation of Electrical Equipment
: m2 F8 M/ h) T3 cGeneral
# Q/ [; U5 s* T( c; a6 Q26-004 Equipment Over Combustible Surfaces (Appendix B)
3 R% c- t) | A" s `; ^26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
% \& g) X- S: @4 p4 E* D Isolating Switches7 Q% k# \/ E; C L4 x! L% O
26-100 Location of Isolating Switches
U8 j: P0 Y" B5 k4 I$ N8 tCapacitors
% D$ a. R1 m2 m/ E9 v7 e+ T26-204 Guarding of Capacitors" B' P' x' s& i( a+ P. k2 M9 T0 p0 x
26-206 Grounding of Capacitors: [, j- a& Y' V1 y
26-208 Conductor Size for Capacitors
, _1 e. b& f( W$ {9 i3 n( w: {7 v26-210 Overcurrent Protection (Appendix B)# b! ]3 K) R4 k8 e) F
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
- ~/ U0 y$ I q) k$ x26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits c7 x- n, Q. ]' E
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
/ [ Y1 h* A( X/ F26-218 Special Provisions for Motor Circuit Capacitors% X. D0 @7 I; v# v) a6 C
26-222 Drainage of Stored Charge of Capacitors
% _, E8 b, u+ E: wTransformers
/ T- `4 f" v5 e; g26-240 Transformers, General3 N! D/ C, ^; Z
26-242 Outdoor Transformer Installations
9 O) v* Y: b' x6 g8 B26-244 Transformers, Mounted on Roofs (Appendix B)
; p' G* [4 _5 F26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
& V& k9 d) E! C+ w, s26-248 Dry-Core, Open-Ventilated Type Transformers
" B, N2 I3 M& i6 o" M1 x& S26-250 Disconnecting Means for Transformers
6 S, L9 @, E& G# V5 ^26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V ]# x+ k! P! n9 X
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers+ ^) V; \6 O5 o2 {6 F3 ~
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B): {8 e$ F3 n# j0 a9 K. b
26-258 Conductor Size for Transformers
0 X1 a0 {! K+ V26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)- m3 Z5 S, @3 m. Y
26-262 Marking of Transformers
1 n N+ |. a( L. d26-264 Auto-Transformers
9 [! w% L* b$ ?" T0 R$ f$ J2 UFences3 ]' u. o$ ^& a) P- B
26-302 Clearance of Equipment - Table 33" F7 p3 y! j0 H7 v! e& A- {
Panelboards8 q4 q4 x* Q w9 {
26-400 Panelboards in Dwelling Units (Appendix B)
# x: f# Z! M* j/ F. E" ]$ y; d26-402 Location of Panelboards (Appendix G)
9 s4 h V, m- _% PLightning Arresters
6 r3 `( K4 [+ d# f4 Y! [26-508 Connection of Lightning Arresters b: w2 G& F6 r) M
Storage Batteries
1 Y' J( X3 X+ N* w/ K( w, R26-542 Special Terminology; }% ~' Z! V- A t. ?+ e
26-550 Battery Installation% p" h. i; H9 C9 _
26-552 Wiring to Batteries
9 G" g0 e7 o rArc Lamps
8 ~: {5 q0 P0 `. i$ X i3 X( W) T26-600 Location of Arc Lamps7 D& t1 a9 V8 Q( i
26-602 Conductors to Arc Lamps, ~8 j! S* z2 r @& D
26-608 Globes and Spark Arresters
0 W5 S6 B$ z" L# r3 V! n2 k ?Receptacles1 {8 q5 }+ y- Z# {9 P
26-700 General (Appendix B)
5 I. _$ Z' O6 h9 @$ w+ r- \* s26-702 Receptacles Exposed to the Weather0 c% D% `# g$ }5 m# a7 f
Receptacles in Residential Occupancies8 N: `) \8 r, }8 \
26-710 General (Appendices B and G)
( K' x: K Z5 h' G ^26-712 Receptacles in Dwelling Units (Appendices B and G)
: h+ u* e; L3 r' L2 Q! V0 B26-714 Receptacles in Single Dwellings (Appendices B and G)
" r* l9 r3 t0 F ]$ v4 u7 q: N9 mBranch Circuits in Residential Occupancies
; N$ \4 G9 f+ t- Z) y) V26-720 General' N( W. M# X+ \1 Y" j3 @9 U! l
26-722 Branch Circuits in Dwelling Units
! X( f# y8 P( m( ^9 Q2 w) F26-724 Branch Circuits in Single Dwellings, y% W6 {9 j' M6 B- U7 Q A' ^
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)) {+ u# B, c, B- ^, m# n, `7 L N
N 26-720 (F)
& B" Z; V7 J' @+ V( E; V& g# M) SElectric Heating and Cooking Appliances& i: t( L) \2 I% W3 c/ m
26-744 Supply connections for Appliances2 F& \0 V$ o& t
26-750 Installation of Storage-Tank Water Heaters
) i$ ~" }) K- m! t, N6 B9 v26-752 Infrared Drying Lamps: ]0 |1 |0 B: g* ?1 O. F
d$ k+ o9 l' V5 `$ K
Section 28 Motors and Generators/ o5 K3 _. e' P' \' }- R
General) b2 e+ Z" ?1 i" ~/ g
28-010 Special Terminology
/ a- R# Z4 [& p) Y, ~# }7 |Hermetic refrigerant motor compressor
# g3 W1 D/ \+ v- d* zLocked rotor current rating3 R7 {# i/ U2 k( s7 u
Service Factor$ ?; ]! @( Q! @2 R- b4 T+ ]( J( Y
Table 44; Table 45; Table-D24 `/ W& l8 g6 t; j6 v! e$ {2 f& ]
Wiring Methods and Conductors) r, e1 c0 B9 j% T |8 ~
28-102 Portable Motors
" Y9 t' H' k! D( J! C28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity5 {9 P2 c& W: t! _# a
28-106 Conductors, Individual Motors
4 P" Z% k7 ?7 m- X1 [4 H3 _3 ^28-108 Conductors, Two or More Motors' N& j8 P4 G- |3 p' z; P% |7 p
28-110 Feeder Conductors% O1 N% w" V3 S9 k6 q% h. N
28-112 Secondary Conductors! @/ Z& K( R Z! l2 t E& t$ l9 {- O
Overcurrent Protection
; M( s& a" H m28-200 Branch Circuit Overcurrent Protection! g' P) _4 t i
28-204 Feeder Overcurrent Protection V. g, [4 H' `: }+ @7 F
28-206 Grouping of Motors on a Single Branch Circuit0 [ p6 g: m3 J$ k4 E9 q9 j/ r9 O @
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
/ E, u9 R% [, R3 W) QOverload and Overheating Protection- E4 n" l3 ]6 o9 @
28-302 Types of Overload Protection
) p3 `+ e% v4 Z) u: m+ `28-304 Number and Location of Overload Devices (Appendix B) Table 25
6 q9 t3 z; N, Z' z9 n( x" b4 [28-306 Rating or Trip Selection of Overload Devices (Appendix B)
: @1 \9 c% G& j+ C4 Y8 a( }28-308 Overload Protection Not Required+ G4 p/ S4 g. R! C5 O# i. M* U
Undervoltage Protection ( w+ B0 H1 U& Z% N3 R. k
28-400 Undervoltage Protection Required for Motors (Appendix B)
: W$ o; w# n9 U# XControl
7 t* V2 J0 o0 e28-500 Control Required* T% u2 M. J" V( k- b; n
28-502 Control Location
- y4 x% x* S8 @+ }/ I28-504 Starters Having Different Starting and Running Position$ ?# I L- n* @* H
28-506 Grounded Control Circuit
# c* y9 @: m2 ~- b: M9 G8 y; h( uDisconnecting Means( o/ c: d o" U% m6 f! @. K
28-600 Disconnecting Means Required3 I1 H" W0 Y' b( d U! T6 @9 ^& b
28-602 Types and Ratings of disconnecting Means (Appendix B)
+ R# e Z8 O; v7 Y28-604 Location of Disconnecting Means* y2 Y6 C, t+ \
Hermetic Refrigerant Motor-Compressors
! S) o/ R |* [7 B7 o28-706 Conductor Ampacity
* Y8 N& ], l H9 w/ W28-708 Overcurrent Protection
. @! B* {$ B, S1 A28-714 Disconnecting Means; d; r* J6 f- [! J% _
Protection and Control of Generators
# i% D( _$ F. E2 F0 A6 o& N# h28-900 Disconnecting Means Required for Generators
; ?' p7 D2 ]9 }: |, b7 M28-902 Protection of Constant-Voltage Generators
) u0 C2 O! L8 X0 d9 E% r28-904 Generator Not Driven by Electricity1 x1 P: o' U% A
28-906 Balancer sets
4 ]; G" p$ { [& c. s9 m5 D* @ |28-908 Three-Wire Direct-Current Generators K% Y l6 A5 B0 b7 Q5 m% }& q
' ?0 Y/ p/ t) c6 M" e
Section 30 Installation of Lighting Equipment
- i( ?/ x. D4 h8 h) Y# O30-002 Special Terminology (Appendix B)3 g7 b* K9 B x' w7 z3 o1 M0 p
General( n$ t5 w3 }. E! P
30-102 Voltage, n1 e0 V) c3 J
30-104 Protection (Appendix B)/ B$ E; r, |6 d, k' n3 [
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment) j2 I) t# F. z+ B @- n+ K2 z- H/ Z
30-108 Polarization of Luminaires
; v: Y; W- O1 J30-110 Bonding of Lighting Equipment
4 C7 k1 l' P* x) w4 P3 J7 H4 OLocation of Lighting Equipment
7 ~. ]9 R" {' c- f3 O6 A30-200 Near or Over Combustible Material1 H. m ?5 R, T" W! P- S
30-202 In Show Windows
: H* s+ ?# I" [- `30-204 In Clothes Closets
4 v+ x* h& e9 {% ZInstallation of Lighting Equipment
# [$ v A( [. \& O6 [* \30-302 Support
# z2 x6 U( o2 f0 q0 M% d! p30-304 Outlet Boxes to be Covered, q1 s. W. }' ^: r; M# W& }
30-308 Circuit Connections
* o( x: _/ A u0 z8 e30-310 Luminaire as a Raceway. T" C0 M; s7 Y3 H9 |* B
30-314 Minimum Height of Low Luminaires% q' u3 H; o1 c X3 k
30-316 Luminaires Exposed to Flying Objects. q9 M4 q G# D w G: T# R$ q
30-320 Luminaires in Damp or Wet Locations4 w; y0 D: y' G! [$ W" P4 j+ {
N 30-318
6 I- f4 W1 M: u8 j" H- K. cWiring of Lighting Equipment
& a o$ q3 ]- N6 r- T4 M30-400 Wiring of Luminaires
5 ^& q* v5 C# |0 V% a' C1 B g30-402 Colour Coding3 ^" x9 R5 O0 x% O
30-404 Conductor Insulation' S. ]$ a# K7 D" ?5 O
30-406 Conductors on Movable Parts" O) `" A4 ]4 n& @! ?
30-408 Wiring of Ceiling Outlet Boxes
* q9 U$ s8 O& d3 [3 }' G30-410 Wiring of Show Window Luminaires
: }* r& B9 c* v8 X+ m30-412 Tap Connection Conductors ]2 p2 ?. e+ y* C" Q' O
Luminaires in buildings of Residential Occupancy
! [1 Z% `, b. Z# S30-500 Lighting Equipment at Entrances (Appendix G)
1 M3 E1 L/ e5 A5 }1 h3 W- ~' f30-502 Luminaires in Dwelling Units (Appendix G), J; v# V3 I5 ~$ ~0 k( Y8 r( |1 Q8 f4 @
30-504 Stairways (Appendix G)# W$ K# h) Z! A/ H! O
30-506 Basements (Appendix G)
: w9 p3 h4 P m1 K30-508 Storage Rooms (Appendix G)3 F# |" S {+ @+ {( Q# x6 k6 D
30-510 Garages and Carports (Appendix G)
; k9 P0 V2 v' g0 K4 KLampholders. ?% c" s$ V- w* }( u
30-600 Lampholder rating with Incandescent Lamps9 i( ^' R% W9 {6 `
N CANCEL
1 a( e$ U6 }+ w30-602 Connections to Lampholders
! r, g( A5 g& i5 WN 30-600
% {, d1 b" F7 _/ D7 X30-604 Switched Lampholders Used on Unidentified Circuits
/ U/ y, g/ `1 C4 Z2 h- l4 KN 30-602
3 b }" D( F. U% y; ~& D! [7 j30-606 Switched Lampholders with Pull-Type Mechanisms8 P, c: a* {9 O" n* W8 h
N 30-604( ~: @/ R6 @, L$ h+ Y: m
30-610 Pendant Lampholders8 [$ S% {+ W- j# G! s$ k+ [& W
N 30-608
( @1 }! \, x! j5 C7 @- ^. P( @Electric-Discharge Lighting Systems Operating at 1000V or Less
6 {# M4 h+ s$ P) S) K7 L30-710 Control (Appendix B)
* d0 e9 f" d( w% s& \2 t: k J$ Q30-712 Branch Circuit Capacity
) e( S" s( M0 p6 e0 V ZElectric-Discharge Lighting Systems Operating at More Than 1000V5 q! Q: n' M2 r- r/ F9 B" M
30-802 Voltages, Dwelling Units( n( H7 g5 i. C9 W3 U# _
30-804 control (Appendix B)9 B$ x& t8 f' x* g" i: c: ?6 }6 H
Recessed Luminaires (Appendix G)
/ m2 R; ]$ w* Y30-902 Spacings for Non-IC Type Luminaires- i; R0 q8 L$ s( b+ G$ J
30-910 Wiring of Recessed Luminaires (Appendix B)9 d: v( O9 T$ ^" r; X0 s1 n) g
Exposed Wiring for Permanent Outdoor Lighting
1 k9 p- y/ s; _% l8 f6 E6 B V30-1120 Branch Circuit Loading and Protection' _- R/ ]3 ?/ d9 Y% P& o- x \% P
Extra-Low-Voltage Lighting Systems. \: i7 A7 k1 U+ w: m) `0 n
30-1202 Sources of Supply
+ r. M) K: \+ [( m# P- I! ]. D7 A; r$ D, E4 H% t! b0 }
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)# g: x1 x: Y7 q8 V
Fire Alarm Systems
7 ~9 {+ I7 l% P$ c; x: S0 z' e6 n E: B32-100 Conductors4 v5 I p' ?; f, c
32-102 Wiring Method. y2 ]4 ^+ {! z' F+ m Q* {3 W
32-104 Equipment Bonding0 T/ R; r" z4 S, Q( r! P5 H' x
32-106 Electrical Supervision
- i* R1 A- \' x5 `$ O$ G {32-108 Current Supply) F1 s- u5 w5 ?5 g2 C
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)3 l6 _/ H* S5 U9 M% l+ Y
Fire Pumps
3 W, M% `8 z; q$ x: a2 B& Y32-208 Overcurrent Protection (Appendix B)
9 W+ z3 }/ q. J! T4 B# \$ NN 32-206
- q" O! o% p" m( g' t! S9 J32-210 Overload and Overheating Protection (Appendix B)
8 |# g5 x. g* x32-212 Ground Fault Circuit Interrupter (Appendix B)
8 V* u6 t1 J: ~. [% i! ~/ W3 ~, O$ s" I3 t/ ?, ~
Section 36 High-Voltage Installations$ A& h( A/ P, m5 I3 Y% L- N4 u6 ?+ D
General
0 e+ V" t \; f0 D36-000 Scope (Appendix B)
$ W+ Q: @2 I9 |; C9 Z0 g' n# G36-006 Warning Notices0 ]1 h o/ `3 N% C( Y1 J; |: L
Wiring Methods
# L6 ]6 ?, G# O+ @# \36-102 Radii of Bends
) O9 X: e' i5 Y36-104 Shielding of thermoset insulated conductors/ j# v# b7 |% F% m) p# x
36-108 Spacing of Exposed Conductors (1) table 30, table 31
6 _$ s* v1 {2 T) j- M36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
1 d5 D4 h/ `$ }. g- K& dControl and Protective Equipment0 k& K/ y8 g8 g5 H
36-214 Disconnecting Means2 ~: K9 ?. Z; h/ m) d( ~7 U' G
Grounding and Bonding
0 y3 V+ n' Z: y0 u. N& i36-300 Material and minimum size of grounding conductor and ground grid conductor and connections: m: Z+ k# A4 K/ ?7 \: O
36-302 Station Ground Electrode (Appendix B)1 y0 c9 h1 q2 p7 q8 D6 O4 ^
36-304 Station Ground Resistance (Appendix B)
7 h0 [' J& N2 J% ]) v, H4 |36-308 Connections to the Station Ground Electrode (Appendix B)
' D' v9 x! o8 ]6 C& j4 w36-310 Gang-Operated Switch Handle Grounds2 \$ e5 K5 O$ I7 L, a% s+ n/ G
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations* C7 e5 i3 ]) k& _6 X
8 R# V4 m( ?! ~0 i) H9 m. S. I
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
0 h" v1 o: n9 C38-002 Special Terminology (Appendix B)! a: ?. a; p- ~: ]; P; S
38-003 Voltage Limitations (Appendix B)) {/ e$ D' J; }9 i- y
38-004 Live Parts Enclosed
, `6 E& P# z$ w2 d2 r7 F38-005 Working Clearances
# v+ @+ y' Q9 q/ K38-011 Insulation and Types of Conductors& Z' j5 h7 q8 I+ ?! E$ ?
38-012 Minimum Size of Conductors
% _7 e' D0 g2 n6 T% n2 U C, g2 j0 X: {2 q4 j9 G
Section 40 Electric Cranes and Hoists: f+ n4 T' K, i5 o4 k
40-008 Disconnecting Means
6 u5 x2 H# v) P& u, q40-010 Main Contact Conductors
8 d: C0 O3 Z. ]4 `
. C. u7 ~% Q+ _% c4 \ n# V! N2 YSection 42 Electric Welders$ w2 }$ O0 a' [' s
Transformer Arc Welders3 e& z6 _. @' r' w1 b6 O8 [7 {
42-006 Supply Conductors
) t6 A- s. ?- z- Y1 l/ l- O6 J. y5 ^; Q6 M
Section 44: Theatre Installations1 D! J$ k. Y- R9 _( Y- ?/ ?: ~
General
+ B. O1 u# X* F* s, F2 Z. @44-104 Number of Conductors in Raceways
" a L+ `4 Z1 p+ _44-106 Aisle Lights in Moving Picture Theatres
# y/ z6 _- B+ OFixed Stage Switchboards$ R! I1 f8 K: ?
44-210 Overcurrent Protection
. I6 T3 o# d& e. K* Q9 HFixed Stage Equipment
" B& G( R) L% [7 H' X44-324 Receptacles in Gallery Pockets/ u& W1 d* \1 O- J9 W4 h) ~
44-326 Receptacles and Plugs
/ z% q7 T3 h" Z, ]$ x& d q9 w% @, Q" F( C
Section 46 Emergency Systems, Unit Equipment, and Exit Signs" v3 Q7 E9 j# w! q5 F6 j
General
2 n& p! b6 u8 S46-102 Instructions) ]) g5 R, r+ o' }5 d' ? v% q
46-108 Method of Wiring (Appendices B and G)
3 \7 C4 I+ {' t I$ ZEmergency Systems
* q" b# D4 ?$ H8 y3 s+ t: ]3 A46-202 Supply (Appendix G)
4 A n; b9 I5 M& [46-204 Control
* B/ E$ d7 [" t- L. q46-206 Overcurrent Protection5 X3 I9 K; k" f# B+ K
46-210 Remote Lamps0 z8 Q$ m7 h# y# i/ |% j
Unit Equipment& E6 ?. g$ k7 h; c, G$ d) I
46-304 Supply Connections
; q- _& B" Q$ H+ i46-306 Remote Lamps (Appendix B)
& @4 O* c$ Q, g% B0 _Exit Signs
8 m" `% x* ]. |3 ^" k$ |; m46-400 Exit Signs (Appendix B and G)6 c% t) q: a7 D; _$ b6 o+ T
D' O* V$ P5 T2 }: S h; \5 q, x
Section 54 Community Antenna Distribution and Radio and Television Installations) l% C4 V$ a- t( L) A$ o; j
54-000 Scope9 {" l' Y( _3 _0 u% z; f
54-004 Community Antenna Distribution (Appendix B)- D; ~* S7 n' @4 z% t8 k
Community Antenna distribution
. _- E0 [ @' K! E/ t, B: J) ^54-100 Conductors. v9 M$ y7 X2 U1 V, ?1 ?/ _; ^% \
54-102 Voltage and Current Limitations (Appendix B)/ j2 w( T. f1 c+ q8 N
Protection- r2 G2 z, M" |& Z! g
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)5 ~1 ]3 W# R" O* w+ s9 K1 C* V
Grounding
7 ]+ }" b! D$ D- s& ^% q54-300 Grounding Conductor2 h$ X2 f6 _. D u, P" t# O4 W- R
Conductors Within Buildings
( I1 B7 f4 D% I; i: m l54-400 Separation from Other Conductors
]. U* K6 D# b6 |7 H# O9 ZEquipment
, _2 i' ?! {) t54-500 Community Antenna Distribution Amplifiers and Other Power Sources2 y( u( O# k2 Y* v% G0 c" d
54-502 Exposed Equipment and Terminations8 ?; a. [( ^6 ?; m, l. y3 _6 n
' x( I+ f" R4 l- r+ ]- N6 ESection 56 Optical Fiber Cables
; I7 T4 B8 ~' b8 d3 i$ B% uGeneral
; L3 U, X" i* j, d' Q7 m56-100 Special Terminology; p2 d- k4 \/ g, F3 L ~6 `% D
56-102 Types
8 I( ~- ^ ]: B0 zInstallation Methods
; K% ]7 b; Y! ^/ O; b; L; @, k4 J6 M56-200 Nonconductive Optical Fiber Cables (Appendix B)
& a) ~5 Q' ]8 z56-202 Conductive Optical Fiber Cables (Appendix B)
1 q' G, P1 v8 ?- s! X; X6 S56-204 Hybrid Cables r, m: C9 r& H2 D/ i( d! l
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
* Y6 Q* e, Q. k. a1 x0 t) F
% e' ]# w* w7 E) OSection 60 Electrical Communication Systems
! v; o7 h) Z/ ?9 jGeneral
% \. s* u7 L! d+ a/ E% h3 m60-100 Special Terminology
! _$ v9 M& a% c# g$ u- bProtection
; z5 D9 X, L0 P$ X# ?2 A* k- h9 N) w3 m60-202 Primary Protector Requirements
& A2 `5 [ ^ c! bInside Conductors! S( W" |. c' J' q# u/ |. g
60-308 Separation from Other Conductors! `! ` ^: z. ^. s2 v
Equipment. t9 [2 X5 e" v. E
60-404 Exposed Equipment and Terminations+ }6 s- }! z# O7 G" y4 T. X6 }
Underground Circuits
( g5 l& X3 |. s5 z$ ]2 l60-600 Direct Buried Systems
. j. d% J1 i% r& D' F$ v3 t
% ~) p( _% m* T( s% ~; DSection 62 Fixed Electric Space and Surface Heating Systems4 e7 F4 X$ h: F I
General
7 d3 f4 J1 M( n) _7 n- `$ o62-102 Special Terminology
' w2 L+ A+ W7 }! n, t7 q62-108 Branch Circuits# }: G! @0 `8 g- i. X0 ?( {/ N9 b) s
62-110 Installation of Fixtures- Z, x/ ~; f3 r0 _
62-114 Overcurrent Protection and Grouping (Appendix B) (5)# _) Z) L+ `2 y* k Z% A
62-116 Demand Factors for Service Conductors and Feeders (2)7 J6 S4 C+ F# C" h. R o2 i
62-118 Temperature Control Devices; R. e- \# G6 R6 y
62-122 Installation of Series Heating Cable Sets (4)(7)5 s. Z0 X/ @, Q- K6 x3 C
Electric Space Heating Systems
+ \2 m6 Q4 y' F) @& @: C" Y' v62-202 Temperature Control* l3 N( D& Q2 V% z6 o
62-206 Proximity of Other Wiring (Appendix B)
0 E, } e; P# r& ?62-214 Installation of Heating Panels and Heating Panel Sets% E& b1 S2 h. F2 E D
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
. x" |) f& v9 v62-226 Installation of Under-Floor Covering Heating Panel Sets" B7 v2 X# Q' B8 C2 P0 H$ l. l: @
Electric Surface Heating Systems- q- k. j1 Z8 a/ h) g* h+ l
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
- i% p9 N' C q+ w; f
$ V1 A/ f+ l; e$ x. VSection 68 Pools, Tubs, and Spas
+ J5 |1 G: D9 Z! ?7 zGeneral3 I. y% k9 G% x8 l/ n7 T P# E
68-050 Special Terminology- B. }# Y q1 y& [4 O
68-056 Underground Wiring - Table 61
4 r" E6 t) I$ e9 m7 ], a68-058 Bonding to Ground (Appendix B)/ ]& P6 i) z' c: F9 V1 g9 _* X9 Q
68-060 Junction and Deck Boxes (Appendix B)- h$ p' s2 G/ C# b% t
68-064 Receptacles
, G, P. O, p4 u% r. ~68-066 Luminaires and Lighting Equipment3 @2 E4 B1 U) P( Q* S5 R% _
68-068 Ground Fault Circuit Interrupters (Appendix B)
/ ?' y0 G8 C, {1 T0 D$ A6 |9 G8 N
/ ^6 y/ _4 j/ u1 L4 o( BSection 70 — Electrical requirements for factory-built relocatable structures and % q3 s5 b! Y$ @: D! z7 `2 P2 ~. S
non-relocatable structures
3 w7 c/ ^- l3 }8 M70-130 Tests (see Appendix B)
8 `( B" ~7 G, {2 m1 |
- s2 l# U5 f" I) G# @7 Q' t, T8 L& BSection 76 Temporary Wiring (Appendix G)
9 J! Y9 e4 e7 N' B: \76-004 Grounding! Q3 K! a7 H/ E) E! d- V
76-008 Service Entrance Equipment
- ~0 P* J5 v" PN 76-0068 I- g( U S3 @3 q5 H. c' u1 }
76-014 Branch Circuits
[8 C) B, B, P+ ^6 d0 o* uN 76-0125 [* W9 c( o0 N- P8 t+ f
. G! N7 g p" w2 d6 F. gSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours- Q% B+ m* L5 N* v& m8 `
Marinas and Yacht Clubs' T$ ~. y" e! q/ o8 K$ O
78-052 Receptacles
( ?6 |) |' m/ N2 j5 y$ E( g* @78-056 Feeders and Services! }1 o x7 h6 A; e
Marine Wharves, Structures, and Fishing Harbours
q9 p _! \& C. i9 _78-106 Grounding and Bonding+ S- A, v- K& y9 K+ e+ e
Tables
( k: a i% W7 C% B2 V1,2,3,4,5A,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
: x) [ H/ y3 `6 b' _& }5 O$ r2 K" ^3 s6 P L/ z3 \8 Q ^" f p! }7 x6 S
Diagrams: 1, 2, 7
1 ~, _( a3 D1 [6 F8 W6 \ K; b# [2 ^( ?+ U! X
Appendix B
' u& o7 c1 d9 ?: R) ZP352: Ground fault circuit interrupter- 6mA
# H. e, j! }* j5 c3 rP354: 2-126 FT1, FT4
5 `; r6 C1 {: o! M$ e- aP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)6 z5 q+ H* ~( h
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
# u% V5 i) A, cP370: 12-1012, 1118, 1214 Example:
) {, x* R- ^. A6 bP371: 12-1108$ ~3 f/ j! Q1 F7 l7 E
P381: 18-108(1)(b), 18-158(1)(b)
* {4 Y% ~- H: [ J A: I- ?0 aP386: 24-206
( B5 i3 a( T5 [& c7 W6 {P389: 26-256
- c* s/ y7 f+ K! T' ^: lP391-P393: Section 28, Example to determine Motor Conductors and Protection* d9 Q' P( {# Y( `0 R4 ~
3 h* d6 J& e5 Q7 o2 v1 ZAppendix D
- \( C4 x6 Q0 RTable D1, D2, D3, D4, D5, D6, D7, D16 |
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