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Canadian Electrical Code Review Guide
' Z# ] ?" K# S5 e$ TFor the Exam of Electrician For Red Seal License" m3 T, q2 e; o; H) E* N
& Y8 U9 j+ n+ {" h1 r! _7 _
Lesson One
& J: S/ d8 p" S; |+ VSection 0 DEFINITIONS
* e' ?' C6 @9 R7 R+ g7 JThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
: U& C5 P# c) F" a3 PAccessible as applied to wiring methods; D5 n0 I, Q7 a" W6 N
Alive or live& p& e, o0 r v
Aluminum-sheathed cable
2 K+ l9 d* X- B. jAmpacity
* m) Y- W) A; }4 \! D' v! MAuthorized person+ T; n; f% C) z. t# h) _
Auxiliary gutter+ I( c/ A( a, x5 o J/ B
AWG { V U: _& J% q7 |% ^
Bonding1 m) Q5 n8 l5 u7 @
Cable tray5 ]; g1 s, Y7 D2 \- x" }) [6 S6 q
Cellular floor
0 W. U. g5 |" d! i* X! l. j: R5 |Branch circuit1 W% i6 |7 p. L0 _( j
Bus
9 y P1 e" ?8 UBusway1 j' [& g3 \# Z
Communication circuit& M, Q J& h; N" l
Extra-low-voltage power circuit
- W/ S. S7 B$ \# s1 ~+ Z1 I V6 HLow-energy power circuit
' G$ s, S7 H4 M5 t! i$ ZMulti-wire branch circuit
+ f3 g0 |7 x' c4 _* x5 y- H# KRemote control circuit/ S" U# I2 D7 x( K" M
Signal circuit6 g4 X+ r1 m. q+ A9 T) ^* {; r0 P
Circuit breaker
! }, c |( X4 D6 z1 x: ?Instantaneous-trip circuit breaker
) y5 ?3 e; l% ^" T7 S1 c6 pConductor) r' j; o# |) `' M
Conduit
% W* X: L7 z7 v+ `( F& Q Flexible metal conduit
" \7 P) T% T* D! a Liquid-tight flexible conduit
2 z) w! ?6 Y4 u( p! G7 H* o Rigid conduit
& C2 z6 y* X$ Z+ W! Z1 y, D: L) f Rigid metal conduit
9 q9 X) _' {- j; \ Rigid nonmetallic conduit1 m) z0 j8 Z# B# O" l$ L
Rigid PVC conduit
! n7 N6 X% D( L3 L- L: VConnector
, j: h' N* X; W Box connector4 A% p4 Z5 Y6 h! q3 n$ ] I
Wire connector
, O2 @# L+ `2 n6 YController' W1 }7 ~) n0 n+ Y, Y+ d
Disconnecting means: g% F4 u6 M1 s! J* D
Dust-tight {) }. I# G2 B! _0 m
Dwelling unit5 m# F0 ~1 }' R% ~
Electrical contractor
9 @9 a( z' f8 L2 c2 [5 wElectrical metallic tubing
( o: |# ]9 _/ @% L; c6 y, V- ~0 GElectrical nonmetallic tubing
# K" X9 q! I) _1 m, bEmergency lighting
; q$ J5 z& a) Z0 i( `/ {Explosion-proof$ x* Y# h& t% j( G1 a
Extra-low-voltage power circuit# V& o( p& [7 k; J# Y
Feeder
, r/ \* `4 s1 { A3 xFlexible metal conduit
7 t, U* N: x" S5 r% u* v2 kGround
) ~4 y; H# ?4 I5 Z, F7 VGround fault circuit interrupter
! z2 p2 k0 }9 GGrounded. o7 y( f- O3 | i0 b4 c
Grounding
! J& c# ]9 S$ M& s2 s% ^/ ?* gGrounding conductor. e* m8 t& H7 V) u: `
Grounding electrode
B% A" j0 b. V) } iGuarded
& f7 u1 k/ S! Z$ M0 c. x" ^0 KHoistway
( ^# R* J0 w( g4 X" `1 sIdentified0 a1 i) c1 f: G: _
Lampholder
2 X8 Q# T0 R) Z6 A0 H/ |Low-voltage protection. x# i+ h$ U8 U& U$ A; }
Low-voltage release
: ^1 T* P% U. r7 U! X9 [" x. YNeutral
- R$ \- L1 j4 p4 O) BNoncombustible construction4 m8 X) e) ^- {
Outlet t, F1 b8 v6 a7 @
Outline lighting2 Z* @6 U0 a/ r4 U* l, @# ]
Over current device
~" L" S% ?! c, _2 QOverload device
) z2 O* l9 y4 F: @! d& [. r+ CPanel board
/ ~* K" n! D6 N' Z. }Panelboard, enclosed
+ t {: ~* K. x% E; D) |/ M: E7 q. ePermanently connected equipment! g9 O$ ]6 J& h. ~( x+ n+ G$ |
Permit* }# O% }+ F, h, Y
Plenum
; r% M8 Q# H3 S7 c6 f, g: x) B$ VPortable as applied to electrical equipment
7 ]% ~4 _& [# o$ o, rPortable ground fault circuit interrupter
9 G4 W( ^# v6 ]& w$ F& L. e" XPower supply cord
6 h' b0 U6 U) f; b' ?; ~# y7 jRaceway
) l9 s# z5 N8 }, Z( \0 f/ x, @Receptacle# ~$ Z4 C" U/ Z- H* n. [
Duplex receptacle c+ x7 _4 O! w9 N
Single receptacle
7 {3 S. z. V+ H5 \! x Split receptacle
# U4 t1 V9 H0 D# O1 n( VService, consumer‘s# D6 @1 Y o& ]1 k3 M& z5 k+ C" B
Service, supply
8 x4 w+ A" y8 k1 x4 V w) \/ lService box# Z; D1 Z4 ^! N) Z- b5 {" [. r
Service room
$ ^' B) M' t% B% g# t7 h! i3 j8 hSingle-dwelling6 I, e* v e$ l4 ?% ^
Slow-burning as applied to conductor insulation* S. ^: D% Y' W6 f
Splitter
# L" N# v1 H; @( hStarter! s( W5 J# q$ b+ |
Switch
4 _6 d- J: Q: l: [. Y General-use switch: s! w& ?( R" a2 Z
Indicating switch
% n. x, h* K: g8 p Isolating switch
* p6 e1 t8 D8 |5 h; @ Motor-circuit switch9 } ~$ o8 u% D+ [: `6 u
System+ f$ q! R; [5 L( Y6 ]& k6 u
Communication system
7 |! z1 T/ _# a: g; n1 z Community antenna distribution system(CATV), g/ S) p8 @- F3 d! ?
Grounding system4 ~$ L( n: h: ]6 V) ]1 R% C
Underfloor raceway
- Q! g2 @5 y0 G) iVoltage:, X4 n+ d9 Z5 r) f
Extra-low voltage" X1 W* ?* E8 J1 Q. G7 G6 Q
High voltage' _/ t9 e$ Y: ` y' {' _, n: T
Low voltage
! v& \4 M7 I! L( c+ Z! bVoltage of a circuit/ J/ B7 D, F$ P/ V
Voltage-to-ground
4 ]1 j* E: ^1 G% ~( z: BWireway* G. q" W% S9 g# G3 ?& I: F% D
5 p- @1 Y5 ?; U3 {, o: N# E3 N9 HSection 2 GENERAL RULES
. Z9 @' F1 x# ^. @9 q! v1 O n4 E" tAdministrative& m8 y, V: L+ { z
2-018 Reconnection
& `1 d$ X/ ?( {2-030 Deviation or Postponement
1 E) F; }5 E# hTechnical General; g5 y3 o2 d: v# ~( t) j" U
2-106 Circuit Voltage-to-Ground – Dwelling units" K9 u h% m/ E9 T: L
2-114 Soldering Fluxes
) G% o) C8 i) I3 F' u5 ]2-116 AWG Sizes of conductors. C" q, L; y) R8 Y" G$ r
2-124 Fire spread (see Appendices B and G)
6 c' J, ^* f" }7 _ N+ Y6 m2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
& z& a8 s, V5 f! cProtection of Persons and Property9 W% J% P! {6 l9 w( a0 ~' j8 k
2-202 Guarding of Bare Live Parts
* y( a! P1 B6 M8 F/ N/ AMaintenance and Operation0 ]# z( S5 u& B) W
2-304 Disconnection4 H6 {9 ]& W M. V
2-306 Maintenance of Live Equipment0 v3 U4 k& D/ Y0 l$ k
N 2-306 Shock and flash protection (see Appendix B)) p0 }( P z' j0 F" N' x% Z& D
2-308 Working Space About Electrical Equipment: Table-56
' L4 A, M+ p. l# y' F2-310 Entrance to, and Exit from, Working Space+ [2 B) X, M6 e" [% X
2-320 Drainage
( ]0 q3 y, v- n. W2-322 Electrical Equipment near combustible Gas Meters and other Devices2 u J8 [7 Y# d1 u6 v
Enclosures; o" |) n* _8 f, g5 \$ V" x
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) : H- A2 x. Y" D2 E* x; `
2-404 Marking of Motors: DP, WP, TE
0 B8 }* E# w8 ~ 9 M# ^7 _; U( `' I' G$ q! }' l
Section 4 Conductors' R7 t" Y8 _6 ~" w9 A0 _
4-000 Scope, t8 Z. b2 d* l' @* C! z6 m
4-002 Size of Conductors: 14#, 12#
- k0 a; |6 L! C1 t* D" X! U% y4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36$ K9 y; A, Z9 j; X0 K3 f* q! N
4-006 Insulated Conductors: Table 19
. a) l1 D! n) i$ q2 U4-010 Uses of Flexible Cord: Table 11* U4 U: v2 u# F% a- T
4-012 Sizes of Flexible Cord9 O9 S. p8 Y4 x0 ^2 W
4-014 Ampacity of Flexible Cords: Table 12# F7 E. F! ^4 _/ z8 ~
4-018 Equipment Wire: ?( R9 z$ C5 c4 X( i- V+ R
4-020 Insulation of Neutral Conductors. A$ ]" W4 n/ u. c4 |
4-022 Size of Neutral conductor2 \' R* E; O6 w% X
4-024 Common Neutral Conductor
; X* q6 ^4 G. V+ B& G1 n4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
J- O" h2 U3 i3 ~8 m4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum4 @, t( j) G$ @: k
4-032 Identification of Type MI Neutral Conductors
( G+ B" A4 Z) f5 |1 ~- t/ y! Z% T4-034 Use of Identified Conductors# P( {9 \! P( b- P+ D5 C
4-036 Colour of Conductors: Phase A, B, C, …
* A2 N' E$ k( ~$ f- E- Q2 R3 n! _8 D1 d$ I% J3 ^) z' @5 \* B
Section 6 Services and Service Equipment
+ Q" O' ^3 R) a( |, J& UGeneral C# b+ Y6 c- y# T! I7 R
6-102 Number of Supply Services Permitted7 L& r; Y/ u; e- J
6-104 Number of Consumer’s Services Permitted in or on a Building0 x) g6 o1 D5 w! n$ T1 [" K
6-108 Supply Service from an Electric Railway System
5 \0 F/ x. A' s6 I/ t% i! d6-110 Three-wire Consumer’s Services
# o4 C6 o, Z# Z3 X4 x8 ~3 T* {0 C9 i6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
% |, y1 o( k% I# y1 X; C6-114 Methods of terminating conductors at consumer’s service% S5 P( }+ J5 [! u& D8 \
6-116 Consumer’s Service Head Location% }% {& r% e# c- m& P
Control and Protective Equipment
& N3 k1 V. b& ?) S2 \6-200 Service Equipment
% ]4 c5 H7 M, Z1 U$ T# S; z6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
* K. V' I4 f+ m9 K6-208 Consumer’s Service Conductors Location
# }, {; {; |: T, P# C3 T: V8 L3 \6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
/ |+ y* _2 ?4 Z) I6-212 Wiring Space in Enclosures
3 X, m J" ?4 G# D8 O& }: R6-214 Marking of Service Boxes
! O$ t0 l. e- W5 P% q7 N' QWiring Methods
$ r3 E) }' p; b, j' u6-300 Underground Consumer’s Services1 H9 ]7 x/ C- I- N9 v
6-302 Overhead Consumer’s Service Conductors5 X- T7 P- k6 @) \
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable( F& n6 [7 O7 x0 M7 ]: T
6-306 Consumer’s Service Raceways4 }9 O* Q, ]/ j$ o' L2 p) N4 k2 u8 h
6-308 Use of Bare Neutral in Consumer’s Service
% @7 w4 _% \+ ]1 b6-310 Use of Joints in Consumer’s Service Neutral Conductors* G. N( `5 f$ ]7 T
6-312 Condensation in Consumer’s Service Raceway; i! `, E. d# o' `) q5 I- `
Metering Equipment
" Q" O( R z# m% i/ g* E6 G' Q. Z6-400 Metering Equipment
0 V- u( Z1 m% A: L5 _5 R6-402 Method of Installing Meter Loops
. N9 v3 b$ h6 y! R6-404 Enclosures for Instrument Transformers$ F" G) g6 A4 F% K
6-408 Location of Meters
3 ]0 a& v* W2 Q: F# i
* @3 {) K- n7 v& p- Y9 M: w) pSection 8 Circuit Loading and Demand Factors
3 R% Q1 W. K6 HGeneral
# w- ?3 }# S& C, b& [3 D3 E8-100 Current Calculations8 O6 r3 Z1 I; ^( `3 n
8-102 Voltage Drop ( see Appendix D)8 {* ~7 K3 v% k& q4 i) n9 }' T
8-104 Maximum Circuit Loading$ w5 a8 k) A0 R7 }
8-108 Number of Branch Circuit Positions
# A* i" F8 }6 @$ G J$ C8-110 Determination of Areas
% U" K, x' P- j1 V* B8 L% X- K% k2 M6 }Services and Feeders |4 }+ K9 u9 M" ^5 C
8-200 Single Dwellings (see Appendix B), M; U# N+ U+ E# E5 Q7 a
8-202 Apartment and Similar Buildings
& y, N/ u0 Y1 A) m) S) r6 l2 p8-204 Schools* @! p' w, @4 J
8-206 Hospitals$ C1 _+ T: l; Y
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
$ [3 Y. b# i6 j$ D, y3 Z( f& k8-210 Other Types of Occupancy (Table 14). W7 u+ C! L5 F& {
8-212 Special Lighting Circuits
& {/ A, w& c$ P" R! UBranch Circuits% o- W F8 F, l1 S7 _
8-300 Branch Circuits Supplying Electric Ranges* Q5 x$ ]! t4 x0 W0 ?3 ? l7 S% X
8-302 Connected Loads
' E, R& k( D, r9 _" X: x& f
% R3 P1 Z5 G: L9 r0 T# ISection 10 Grounding and Bonding
) i' F' {" f* j- X0 j% W8 ~7 ]Scope and Object
- F9 {, j) U! a10-002 Object) p' ~7 z( n7 L# N& z( z% |
System and Circuit Grounding
# G; P, B# N/ e10-102 Two-Wire Direct-Current Systems
* }1 x( A8 b R( I" g7 J10-104 Three-Wire Direct-Current Systems
4 w% f) G! v# V1 n- s2 A10-106 Alternating-Current Systems
+ p$ L( h- K6 C, d10-110 Electric Crane Circuits
. q2 Y) K2 _& q* S. J: l9 p( a9 g10-114 Circuits of Less Than 50 V
' e: Z( D5 Q: L f4 G+ q10-116 Instrument Transformer Circuits
" n" d/ d9 K' J1 PGrounding Connections for Systems and Circuits
& c Y( U: k6 g7 Y: ~8 P10-200 Current Over Grounding and Bonding Conductors
: Q1 w0 c. _, L% A! u+ a10-204 Grounding Connections for Alternating-Current Systems
- n( C Y& M6 B( V& A r10-206 Grounding Connections for Isolated Systems
! Y$ R. a& G/ j0 b: Y. g/ ?10-210 Conductor to be Grounded5 l( |3 \& W% m: ]0 E; c
Conductor Enclosure Bonding& @0 w9 i; T6 n& d! U/ E2 j
10-302 Other Conductor Enclosures
) j/ B) g" M2 F+ v0 l1 KN 10-304/ t+ G3 B& V8 C- m* @) k
Equipment Bonding9 ?# D. n& g0 B' t. i2 i3 T
10-400 Fixed Equipment, General
9 _6 A, g" s$ ]10-402 Fixed Equipment, Specific (3), (4)
1 X, S% x* z6 J! W) c. E: i' u' W( _7 x10-404 In Nonmetallic Wiring Systems
( {" I% [" G) r; _10-406 Non-electrical Equipment# c7 z. {! ^# H9 `! O' ^+ K. h2 R
10-408 Portable Equipment (4)(b)$ N( u# t2 q# A B3 j# L& ~$ N
10-410 Instrument Transformer Cases' E, x k; R7 h! X
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
4 Z) d' m5 A, d3 t0 S y10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V9 K1 R( S$ X% Z# B; l' E# B
Methods of Grounding
9 h/ }( O( |' j! h10-500 Effective grounding (see Appendix B), ^& T) P6 ?$ }/ Q- a
10-502 Common grounding conductors/ F3 W! O% y4 r4 g& @8 T% Y' g
10-504 Common grounding electrodes$ O1 X2 p# A2 s$ c
Bonding Methods
U; D; t; b3 ] w( } l _# A9 E10-600 Clean Surfaces5 A- E1 P- C- ~% J
10-604 Bonding at Service Equipment( Q. T- x/ J* i1 W! V8 u
10-606 Means of Assuring Continuity at Service Equipment) l9 u' p0 V; K4 K. d
10-610 Bonding at Other Than Service Equipment4 c. E9 R7 u- o3 o+ x4 v
10-612 Loosely Jointed Metal Raceways/ y8 }2 G7 j% R' s a2 B
10-614 Bonding Jumpers Table 417 J1 M" x9 n7 G# C, h
Grounding Electrodes* {$ |, y! T1 c8 \8 t+ j/ b
10-700 Grounding Electrodes
! E( }2 {8 V+ ^- C10-702 Artificial Grounding Electrodes
( R+ ]5 Y$ T* [: p5 P% ^N 10-700 & 10-702$ g2 Q* }2 O6 q
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
' q4 q5 k* |3 sN 10-702
( m6 U& }3 Y3 O# ^# U8 u: M/ }10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
; S' g" {% W. S3 ^N 10-702
& T4 D2 `1 k7 F5 \9 H5 b10-710 Use of Lightning Rods (Appendices B and G)- Q* V/ R/ t' k! F* E# t7 h
N 10-706
9 `% j% ?$ @3 n( f7 T# Y6 ~Grounding and Bonding Conductors5 s& {; R$ @- Q1 X4 |( }- O
10-800 Continuity of Grounding and Bonding Conductors
& q! R8 D" [3 X* m3 ^10-802 Material for System Grounding Conductors
8 o7 s1 R, C0 a- B& S# P4 W10-804 Material for Bonding Conductors6 ?; }; ^+ J) L9 p/ I& Z1 @0 @
10-806 Installation of System Grounding Conductors4 y) ]" L, a% P7 A. a/ p& v
10-808 Installation of Equipment Bonding Conductors) x. n) Y1 c8 G
10-810 Grounding Conductor Size for DC Circuits/ a% t1 a3 J F) ?. m, D; e
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
$ X4 n' X2 C9 j10-814 Bonding Conductor Size (Appendix B)- `$ b! {$ P, m" H
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment; Y% _$ f3 i/ u4 U% V% l! }$ W# d
10-818 Bonding Conductor for Outline Lighting1 j9 v; X4 g* {2 G7 M5 ]$ J
10-820 Bonding Conductor Size for Instrument Transformers
6 \% E. y8 k# D+ Q- R) o% j) [1 qGrounding and Bonding Conductor Connections& A0 n8 E! @% x, S' m
10-902 Grounding Conduct Connection to Water Pipe Electrodes3 T, A& T1 L; T( E" z
10-906 Bonding conductor connection to circuits and equipment0 V( U- r( x: n; ` [6 C
10-908 Grounding Conductor Connection to Electrodes' P; k6 k/ Y. t" Y' D
Lightning Arresters* h1 Q4 I# d, m9 m o
10-1000 Lightning Arresters on Secondary Services – 750V or Less; P. N2 {8 F8 [. @9 o
4 h( B* [( h4 K5 ?0 j( }2 i8 `, pSection 12 – Wiring Methods* B( G+ \3 U5 m" C" E! M# @
Scope; o/ Q/ J. K8 T, \
12-000 Scope (Appendix B)
2 o& A2 h# Q' d3 ]1 b# `# GGeneral Requirement
9 y9 A' h3 j* [8 q1 c12-010 Wiring in Ducts and Plenum Chambers
* }- p$ Y/ g5 y& P12-012 Underground Installations (Appendix B)
W3 n7 v6 ^5 o" N8 N12-016 Lightning Rod Conductors: f/ ]( F5 m: }4 f# n$ L- H9 p
Conductors - General2 j E; v8 B" m9 P$ B, I
12-100 Types of Conductors (Appendix B) Table 19' v3 J# x0 O u* p S( I1 {" _6 x
12-102 Thermoplastic-Insulated Conductors/ d/ [# E! `4 _
12-104 Flame Tested Coverings. L* P# |' Q, Q* n
12-106 Multi- and Single- Conductor Cables+ v) k( v' D$ ^- J/ F( [
12-108 Conductors in Parallel (Appendix B)8 z) H- v8 K+ T6 n2 L7 y3 y
12-112 Conductor Joints and Splices4 U: U( W& Y8 I& P
12-114 Ends of insulated conductors' S) C" Q, k2 V
12-116 Termination of Conductors (Appendix B)
; [5 q/ c0 o( u( |12-118 Termination and Splicing of Aluminum Conductors( j, W) P! W: q; z$ w0 K0 g1 k" S
12-120 Supporting of Conductors - Table 21
$ k& |. f8 B! P; P8 iOpen Wiring
0 y% z9 n' R' k$ C12-204 Spacing of Conductors# u, I+ @7 }7 p; N. A3 O) {5 F U
12-206 Conductor Supports
5 T% z3 W3 ]7 c- f" [12-208 Conductors on Flat Surfaces9 S" y; A+ i: f% o5 z
12-212 Protection from Mechanical Injury. J6 U& d8 Y; K9 N+ t3 E" X
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises+ g. x" J' `7 P0 I
12-308 Minimum Size of Overhead Conductors N% X, O% I$ z. Q$ w
12-318 Use of Neutral Supported Cables
" {3 s* N1 l4 ]1 h8 WNonmetallic Sheathed Cable
2 E4 B9 j+ m" X7 D12-502 Maximum Voltage
9 {- J$ O$ A, v6 v0 T8 o- a12-510 Running of cable between Boxes and Fittings (Appendix G)- @' J4 q4 P$ Z; d" u6 l& }, h
12-514 Protection on joists and rafters- y$ F. l4 |2 j5 M2 s! g3 C
12-516 Protection for Cable in Concealed Installations (Appendix G)
1 E. E, w6 N5 f12-522 Where Outlet Boxes Are Not Required
$ x' Q# o# Y8 ]! f) RArmoured Cable- p! e8 V) R( X& b+ l3 e& E% X; ]
12-602 Use (Appendix B)
; U* H, F8 H. Y& ]$ ^12-604 Protection for Armoured Cables in Lanes* ]8 e$ i" h4 N
12-606 Use of Thermoplastic Covered Armoured Cable; Y$ I! S% P g+ j- M4 T
12-608 Continuity of Armoured Cable7 V, n5 M! m, V
12-610 Terminating Armoured Cable) O1 B0 ^' Z2 U/ I0 _1 o
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems5 }8 c) s, Y1 R* \' D( V
12-614 Radii of Bends in Armoured Cables" H5 v @' M' P) O" O0 y
12-616 Concealed Armoured Cable Installation; A5 J5 c- \8 A6 t) D/ I
12-618 Running of Cable between Boxes, Etc
% e% P% |" i8 @3 m$ i# w4 X3 {Mineral-Insulated and Aluminum-Sheathed Cable) k9 [1 m% G3 W! C' t4 I7 b" {
12-702 Use2 h( W& w3 c7 m8 f
12-704 Use When Embedded9 G4 l B6 r) }5 c% v) S, r1 g
12-706 Method of Supporting
/ H4 O/ l* M2 {; l7 ~" E/ H12-708 Direct Earth Burial) g: Q& |( [ B8 x: D
12-710 Mechanical Protection
: v% e! S# F6 o0 ?( t12-712 Radii of Bends
1 Y. q) G, o4 l2 h9 c3 R12-714 Termination of Mineral-Insulated Cable (Appendix B)6 L) j a( ~$ {8 Q) c$ f5 K
12-716 Connection to Other Forms of Wiring1 K; I, X v% P3 g& v) Y
Flat Conductor Cable Type FCC$ T+ `5 ]! N/ h7 F% n6 x4 }2 [
12-804 Use Permitted8 f/ \, n. o t( |* R6 P) |2 b
12-806 Use Prohibited5 r) ~+ a+ N" q$ p" {
12-818 Anchoring% k* |; k% t# A& I7 e/ p
12-820 Crossings }% j( e1 m. a
Raceways - General
: d. ?" A- x' |7 C! H! O% C12-904 Conductors in Raceways
0 [' s' H( X9 _( ^3 R( L- s7 c* V12-906 Protection of Conductors at Ends of Raceways7 a+ w' ^- L9 c5 c$ {! v$ T
12-908 Inserting Conductors in Raceways
8 U4 Z9 l% l' L12-910 Joints or Splices Within Raceways+ P$ T4 F5 e% K ?
12-912 Stranding of Conductors
+ c6 s# u& \6 u5 e12-914 Electrical Continuity of Raceways
) |" |! V0 j$ g12-922 Radii of Bends in Raceways4 t0 X9 ~6 b; _
N 12-922 Radii of Bends in Raceways Table 7
3 f2 W; @4 J9 e. T: ^: [: U, H- I: `12-932 Protection for Raceways in Lanes& Z- E. j: _1 E' L6 v: l
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)% K+ V" y4 `5 k( q$ y0 Z* P5 X
12-938 Capping of Unused Raceways
% E6 t, \/ \9 E5 N; W- X12-940 Maximum Number of Bends in Raceways! ?8 T; C5 [! c+ ~
Rigid and Flexible Metal Conduit$ T! A5 L3 H8 Z+ l8 J
12-1002 Use+ e0 a# e$ b4 M
12-1004 Minimum Size of Conduits. ?# b" J$ c0 c; }7 I7 U8 i
12-1006 Conduit Threads (Appendix B)
8 b" `+ _7 C, ]/ _' f9 i12-1008 Thread Engagement; j" g) u+ _* u$ U# g( f
12-1010 Maximum Spacing of Conduit Supports
) I2 Y# j, b8 d$ g, m8 j" g# m" D+ u12-1012 Expansion and Contraction of Conduits (Appendix B)
) z9 T, x( [3 @( ~2 f; J8 X- j+ A12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 1 h$ i% |; W+ K3 r* n Z4 G$ @
Rigid PVC Conduit and Rigid HFT Conduit
5 E3 i# D8 {$ B6 Y' _8 R7 M; W12-1100 Use
( o4 g; i- m! Z: d( K12-1102 Restrictions on Use0 Z3 T* @$ @ L; o
12-1104 Temperature Limitations (Appendix B)" `! d) H3 }9 t
12-1108 Field Bends (Appendix B), (2)" q( f( B& U: I0 ]
12-1110 Support of Luminaires# p( Q$ v& W( K) W: L( I' y
12-1112 Fittings
$ f1 r2 u1 C2 E8 H% m. D' V12-1114 Maximum Spacing of Conduit Supports
' i; l: u; x c7 C* ^12-1116 Support of Equipment
* c; b$ d/ y( |8 E9 ?1 w- k12-1118 Expansion Joints (Appendix B example)
4 s2 f3 P# }' B" _! ERigid RTRC Conduit
1 S) L- ?1 O) ?& k+ j1 y7 W12-1210 Temperature Limitations& ~. d y5 `. F7 ?" C. d
12-1214 Expansion Joints (Appendix B); @" ]0 K' R6 G" [
Liquid-Tight Flexible Conduit
4 n( o+ v8 P. o: a12-1302 Use of Liquid-Tight Flexible Conduit9 ~( e1 ?0 _8 ?7 [
12-1304 Maximum Number of Conductors
+ |* l+ F3 r# P+ B6 g8 U/ N12-1306 Provisions for Bonding* T' u. M% d% O" M. k! I9 C
Electrical Metallic Tubing
' L1 Q% l- @! j2 i5 l6 x3 G T3 N8 ]12-1402 Use
; ?1 d& p6 f( z5 q( ]' v8 C12-1404 Supports
* w9 c# v5 D6 w* G) q, T7 a12-1406 Minimum Tubing Size
. b9 K/ P" [6 y12-1408 Maximum Number of Conductors# a7 M: e+ v, J. g! _# ^, w
12-1410 Connections and Couplings
y! [- O8 X5 F y12-1412 Radii of Bends in Tubing& v0 Y% N! K5 U: L4 x' ]$ P* g6 ^
N Table 7. b( c7 V1 k$ O L9 y
Electrical Nonmetallic Tubing+ Q* l+ W+ c e/ j! K4 t# q6 `4 A
12-1516 Provision for Bonding Continuity C: [8 x3 m4 [; _0 X! O
N 12-1514
8 M; t" s3 ^& d) E# P0 p9 vSurface Raceways
" A# l& @4 T7 [6 f/ Q {3 L) ?" w12-1602 Use of Surface Raceway (Appendix B)8 @. W. _4 V- O3 g+ t
12-1604 Temperature Limitations$ [% t1 L p5 V% j0 T
12-1606 Conductors in Surface Raceways (Appendix B). d5 c! x* X- v
12-1608 Maximum Voltage
. ]; T9 |0 |% V12-1610 Joints and splices
+ n- d: e& \3 z) WUnderfloor Raceways
4 Q. h$ g e7 g, B12-1712 Discontinued Outlets in Underfloor Raceways
% h& a9 `# S* R# bCellular Floors
8 c$ o+ `: s) q% t% H: B( Q* i12-1804 Maximum Conductor Size in Cellular Floor
0 ~) H b) u5 l+ b12-1820 Cellular floor discontinued outlets
- I" k: t- ^' \1 j3 LAuxiliary Gutters
$ ?+ f% E9 B7 b ]1 B' K! ~12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces0 K. I' B+ Y2 c6 d
12-1902 Auxiliary Gutter Supports
8 @1 e' p# a9 D12-1904 Auxiliary Gutter Cross-Sectional Area
, r1 v% h4 l4 k! o+ ^; ^Busways and Splitters
! r# Z" c, G# a12-2004 AC Circuits in Busways and Splitters1 X x. o* `* ? M2 A9 _2 C
12-2006 Busway and Splitter Supports3 k: @0 }, h- r3 c1 F' x8 j3 o: U
12-2008 Method of Installation of Busways0 \9 M* D% b6 |3 o" i: S. c
12-2012 Reduction in Size of Busways# o2 b5 p0 g7 O" J1 a6 K# N6 d8 j T
12-2014 Length of Busways Used as Branch Circuits
* ]6 s2 B3 h% \5 C* [( u7 X12-2018 Taps in Splitters
" R2 E5 Q( K: X( U6 u6 B+ jWireways
E& v/ {6 h- J4 E g12-2104 Conductors in Wireways4 a; L+ t# X4 {% d' m
12-2106 Taps and Splices in Wireways5 N3 e @8 r1 o' o; l; Z' U- r
Cable Trays
1 ^9 A6 Q r w8 y! u+ v12-2200 Method of Installation (Appendix B)) Z* b/ l* o5 n# d4 ~9 D+ f0 _
12-2204 Joints and Splices Within Cable Trays
. x, Z+ T0 Y- `3 b" e3 j( R12-2208 Provisions for Bonding
: P9 Z- o. z/ Z3 H12-2210 Ampacities of Conductors in Cable Trays2 t+ B6 {% | [7 j( e
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
9 ?5 y7 v% k( B- V4 O5 L* t12-3000 Maximum Number of Outlets Per Circuit' U# L" S; o8 s- V+ q0 J# ^+ G
N 8-304
2 c) r2 ^2 H7 ]( N/ S1 \; @12-3002 Outlet Boxes (Appendix B); _) t' B1 L# X/ [/ W/ `( V5 C D
N 12-3000
, i9 m2 V6 I& T q12-3004 Outlet Box Covers4 r; M$ I5 b; w, H2 H2 L; `8 l# C2 k
N 12-3002" i7 G6 O3 L+ l0 Y3 O* O
12-3010 Boxes in Concrete Construction7 C. L! J0 `4 ^' |& l6 N4 V
N 12-3008, a; |+ x/ \. W1 w4 K, U
12-3012 Outlet Box Supports
7 Q; c9 B7 z9 P6 t5 B: Q4 QN 12-3010/ m2 a, l' T: @/ z
12-3016 Accessibility of Junction Boxes
# d* C; }- M t) b- q; `N 12-3014
+ h8 C$ G. s$ M$ O12-3018 Flush Boxes, cabinets, and Fittings$ y4 T( \4 b" V# w2 S. F* O
N 12-3016 ]0 I5 p5 j; I* H* q, f
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) 1 W) V% P- w4 Q, L$ c+ |4 R) `
N 12-30221 u4 J: E! x- q) I4 \6 u+ \: Q
12-3036 Maximum Number of conductors in a Box - Table 23) p6 Y4 O% ^) p9 J6 ?4 ?* r0 v' T+ j
N 12-3034
9 c4 B% D: o9 k12-3038 Pull Box or Junction box Sizes9 u2 H9 I# M+ P% Y' w8 M
N 12-3036
/ Q; L% w. t. _1 ], X6 K+ J
- o6 v& J& s/ v2 d) ISection 14 Protection and Control
3 k" ~* m; v; f4 P1 k) bGeneral Requirement% N0 Q# q# c" |
14-010 Protective and Control Devices Required8 f9 A+ K' g$ A! I+ S+ O& W4 Q+ ]
14-016 Connection of Devices
. {8 Z" E+ t+ ]- i Protective Devices – General
/ n1 M2 @. u( y6 Z0 T" H" i! s 14-100 Overcurrent Devices Required( l2 {0 v. R6 ~# w" c
14-102 Ground Fault Protection (Appendix B)
' E/ R& @* X$ L9 F$ L( G3 R14-104 Rating of Overcurrent Devices (Appendix B) Table 13
$ {; G+ d( e) s0 V8 O14-112 Overcurrent Devices in Parallel- v2 E: b. B5 B5 Z; m- w- n
Fuses! C. e7 `. \$ y: D& [% `5 b1 Z
14-200 Time-Delay and Low-Melting Point Fuses
$ p( t! L2 Q: h7 P* X14-202 Use of Plug Fuses2 I3 y4 @7 E- B) L u& p! e: T. H
14-208 Rating of Fuses
. t' i+ v* B) l$ L14-212 Use of Fuses (Appendix B)
4 B6 a3 W7 H ~5 G6 s7 J: G' ?Circuit Breakers
5 x" f& H& c) w7 L6 N14-300 Circuit Breakers, General
# F2 Q5 D' m3 r+ W$ h14-306 Tripping Elements for Circuit Breakers0 r/ S- ^( \2 M* _
14-308 Battery Control Power for Circuit Breakers9 B6 I6 I2 |4 R* o
Control Devices - General
) U# [& o" N: [( l( y9 d X14-402 Disconnecting Means Required for Fused Circuits
C y' b. H: g; w YControl Devices - Switches& x. o V5 k9 h! d" v3 H$ s
14-502 Mounting of knife Switches2 t7 m0 A, u. A( m; {* T
14-504 Maximum Rating of Switches
3 q! x7 j9 R, \2 K1 e14-508 Rating of General-Use AC/DC Switches (Appendix B)
$ R9 O- F& t1 e& q {. w14-512 Manually Operated General-Use 347V AC Switches (Appendix B)3 {/ A# ~" h$ z& p( y+ h) D
Solid State Devices
% b. h% _ D' e Z8 A7 R14-700 Restriction of Use3 @2 Z' H8 G4 C6 V) P
14-702 Disconnecting Means Required! p! v9 h. {' r0 M
, s$ i. R" ]! z3 s& Y' {7 G5 O: HSection 16 Class 1 and Class 2 Circuits
6 H F/ Q5 |) j2 g" S4 pGeneral
8 z5 x: Y1 U, I: ^) Z' A16-004 Class 1 Extra-Low-Voltage Power Circuits
; [2 g2 C. J& {9 x$ |9 u16-006 Class 2 Low-Energy Power Circuits5 Y% {7 E. U! e& M6 o1 K8 E
16-012 Circuits in Communication Cables( ^. Y& X/ }7 c0 \% ^/ A
Class 1 Circuits
3 X& ^6 d% H y" V! m; I16-100 Limitation of Class 1 Circuits
" _8 ^$ F1 D- m0 \/ j* v( H16-104 Overcurrent Protection of Class 1 Circuits
& l, R/ K) R" D3 x16-106 Location of Overcurrent Devices in Class 1 Circuits% O0 p& X$ o5 m4 T
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers/ e6 H; K* F* ^) B9 V
16-110 Conductor Material and Sizes& B- R0 i0 a# f5 q; Q
16-112 Insulated Conductors for Class 1 Wiring
$ C' v# d( E% SClass 2 Circuits
. @, c" v- {( z. w8 _# m4 g5 n% ~16-200 Limitations of Class 2 Circuits (Appendix B)& K5 u! N, c7 B+ O4 r- w* P
16-204 Marking7 n8 i# X0 O9 o# A0 `8 m
16-206 Overcurrent Protection for Class 2 Circuits
6 O& ]8 w* m) J6 o: w+ w16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
$ f: N/ D* h+ U1 Q' R& PELC: extra-low-voltage cable6 B5 |7 `4 W* }+ J) y
16-212 Separation of Class 2 Circuit Conductors from Other Circuits# }) J0 Z% p: z1 Y* \9 X5 |5 t& @
; q) N8 N0 D( ?4 m/ j- G/ ISection 18 Hazardous Locations& \" Z% n, V3 L6 p
Scope and Introduction
2 i$ t4 d7 P j6 d) p18-004 Classification
8 t ?* S' _7 B18-006 Division of Class I Locations (Appendices B and J)
9 {" _6 P" o! M8 }: G18-008 Division of Class II Locations (Appendix B)
0 w0 P. f, y% s1 p& u Y18-010 Division of Class III Locations (Appendix B)* k. l& x& }; O; c/ C9 G, Q
General
5 b. _( b" B2 k. L18-062 Metal-Covered Cable (Appendix B). h+ x3 f; X( x% ^
Installations in Class 1, Zone 1 Location
. F' I$ I2 p: j) g4 D# q$ G/ w18-108 Sealing, Class I, Zone I (Appendix B)# l$ x* d* v0 r8 {
O! `9 F, o* W' x1 e. F7 x/ [Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars1 h. w2 d- R. g" F1 _! V
Gasoline Dispensing and Service Stations
9 v' [) D O5 O. a20-002 General
4 c x9 r* {, E+ }0 I7 k' c20-004 Hazardous Area (Appendix B)
" @# g. _% ^) b+ I! u HPropane Dispensing, Container Filling, and Storage) {3 I3 i% V/ H5 R* d& i+ k
20-034 Hazardous Areas - Table 63
2 U$ _5 D7 V! V$ R$ R$ ~Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
2 O' ], c( F/ J% F8 B0 H n+ g/ f+ @0 @20-062 Hazardous Areas
9 c' N$ B' B4 e( F( J; \Commercial Garages – Repairs and Storage
% Z: J/ A% Z- [9 W8 W* U20-100 Scope- G( ~8 }% ]4 p+ [- n
20-102 Hazardous Areas (1)
7 {$ P8 U- a' I8 G2 q1 d$ ?, p
Section 24 Patient Care Areas) j6 n& \0 C& X, n
24-000 Scope (Appendix B)
+ i9 y) h* {0 \; E& \24-002 Special Terminology (Appendix B)/ J8 `0 e7 n b" y
Patient care area3 @8 v, Q$ j* E1 z
Patient Care Areas
8 Z6 m+ F! f! R% z9 F24-106 Receptacles in Basic Care Areas (Appendix B)
; J% g" j% q9 M( SIsolated Systems+ B+ K6 `# G/ c& x- C
24-204 Single-Phase Isolated Circuits (Appendix B)4 X& g2 V/ E V
24-206' \# P$ q7 k# ~
8 H/ @' k, i. `0 O5 ?6 A# u) ASection 26 Installation of Electrical Equipment6 g& |3 U, z* E) @. E0 K! L
General
) q6 _7 y' |: X26-004 Equipment Over Combustible Surfaces (Appendix B). K" i0 y4 ?+ p: q. Z
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
( S b, }2 B6 A6 n; X& ]% s Isolating Switches7 a) R& ]$ f9 W+ [
26-100 Location of Isolating Switches
5 h3 G* {: Y6 Y4 l! g0 V' d: VCapacitors2 p/ t& L- Y% n0 V! i& P) H
26-204 Guarding of Capacitors
* |. m1 K7 c/ s" u$ z$ `$ @9 m26-206 Grounding of Capacitors
# k. i7 h e& s- m' H26-208 Conductor Size for Capacitors
2 t9 ^7 N3 E- j26-210 Overcurrent Protection (Appendix B)* c7 ~3 }/ W$ ]1 V: I' a. c
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
?+ y) q4 l8 Y' H6 J2 P6 Q, v* v26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
- U5 Y; r9 b" U; l+ Z! G1 S26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
( f" ^( N, J6 M26-218 Special Provisions for Motor Circuit Capacitors
$ p$ i0 p. O7 ]26-222 Drainage of Stored Charge of Capacitors8 V5 M0 ~* ^$ |
Transformers% g! |! R; | c! w
26-240 Transformers, General/ T3 b |* r& z
26-242 Outdoor Transformer Installations
" v. d5 N. R8 f0 h+ s26-244 Transformers, Mounted on Roofs (Appendix B)
3 L) T. o% W# x( h3 m' f) k7 p26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
$ Z( o* R! |3 o4 X' g! c& y) H" p. Q26-248 Dry-Core, Open-Ventilated Type Transformers
& c/ ]0 Z3 Q$ W26-250 Disconnecting Means for Transformers `4 |. s! b- s( t; G* l% V" ]
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
" o/ Z% y) r1 k0 b u9 i2 |26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers1 h7 `) L, \* d+ I; t
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
8 I# |3 O0 a3 q5 T: J3 d26-258 Conductor Size for Transformers3 k: l( ^( `* Y% c
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)" a) `0 E0 i. P4 _5 T3 `. _* {
26-262 Marking of Transformers
0 y j0 a0 w5 p; K8 r26-264 Auto-Transformers* w; P! Z6 v" F4 h
Fences
3 X4 ^. W* F4 R- H y26-302 Clearance of Equipment - Table 333 p2 W# y- T2 U8 B& O4 |6 s
Panelboards5 N/ }$ L- F/ p$ u; f+ M
26-400 Panelboards in Dwelling Units (Appendix B)5 b6 Z6 S$ ]7 @" S
26-402 Location of Panelboards (Appendix G)
$ z' x t/ [1 G, L L7 C; |6 xLightning Arresters
- i4 X2 Z& N+ `26-508 Connection of Lightning Arresters
: C1 L% m( t3 ^* A$ [ w- `4 Q6 `8 bStorage Batteries
( `+ `4 H" d2 O5 \: ]& L( y ?26-542 Special Terminology' C7 T' K$ c2 @8 `$ }
26-550 Battery Installation
# o" Y9 Y! h/ c9 [8 i26-552 Wiring to Batteries' w4 Y6 }. ~/ u
Arc Lamps
; d3 A7 j( B# R3 z2 `26-600 Location of Arc Lamps! Q- t5 I8 u c7 B8 q
26-602 Conductors to Arc Lamps
" W0 b$ U( `/ {8 f$ q6 r26-608 Globes and Spark Arresters
. K3 W3 A. ]9 _8 ^- ~Receptacles
! J! x, q9 d; N& ~* u26-700 General (Appendix B)' B7 \5 t, `) v H
26-702 Receptacles Exposed to the Weather
9 G6 C& T$ B/ T% V9 a/ |# AReceptacles in Residential Occupancies
7 d3 i, A) y. p& O; ^9 D5 N26-710 General (Appendices B and G)/ J% Q# V1 q0 x
26-712 Receptacles in Dwelling Units (Appendices B and G)
/ ?5 b1 B9 w3 i; ]) ~# G9 A26-714 Receptacles in Single Dwellings (Appendices B and G)2 _/ R1 g+ {* h8 r
Branch Circuits in Residential Occupancies5 u) U, I" S% v2 p% w
26-720 General9 k5 [/ Z$ b# M% W& A, V7 p
26-722 Branch Circuits in Dwelling Units0 w& ?6 [: O7 J. a0 P
26-724 Branch Circuits in Single Dwellings
3 @3 p Z8 @* |7 }, s9 `% H$ H: b5 ^9 `26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
: ^) P- ~& L3 q, v" ]8 QN 26-720 (F)7 L, t0 T& I% o# J
Electric Heating and Cooking Appliances( S. g+ }, b, _ @
26-744 Supply connections for Appliances
# R: e& u# F) Q) F& W) g26-750 Installation of Storage-Tank Water Heaters: H/ E* m/ C( {
26-752 Infrared Drying Lamps* W: ?, |+ l& s! g) k
7 s4 F2 o# U7 |% y/ USection 28 Motors and Generators
8 p- n# O6 g1 H' ^; I+ vGeneral
. z$ B/ v9 @3 V2 M" @1 j28-010 Special Terminology7 C- l; [! \# {
Hermetic refrigerant motor compressor( ]! ?7 ?, C" l/ R! ^1 F" _1 _8 H
Locked rotor current rating. T$ @4 D5 q1 F$ b: y2 V ?
Service Factor# ^3 Q7 \& }& w1 E
Table 44; Table 45; Table-D2, d2 S6 ^" K$ j& E
Wiring Methods and Conductors
4 N; s+ g1 B5 @2 e4 I& q% h28-102 Portable Motors
7 P5 K1 M" t* E' s! q28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity: s/ y# D& X9 O) s
28-106 Conductors, Individual Motors6 s1 g) h0 `2 Z+ i7 ?( O
28-108 Conductors, Two or More Motors
7 E3 W& r" L) A+ M4 @# @28-110 Feeder Conductors8 S& M3 Y, T; g3 J5 n7 [
28-112 Secondary Conductors3 Y( d' w9 D& D, V$ _
Overcurrent Protection/ j" W- ~3 h7 J K- [
28-200 Branch Circuit Overcurrent Protection
+ Y" s. t) y4 v4 @8 R28-204 Feeder Overcurrent Protection7 P" c9 ?' d; n- Y" H
28-206 Grouping of Motors on a Single Branch Circuit
0 G/ p P8 X0 ]8 R# ~6 u28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
p! D( o* }: x/ Q" qOverload and Overheating Protection
+ A; e/ M: ?, n; A! ^2 A6 @28-302 Types of Overload Protection
& X5 }4 r' C3 m2 Z28-304 Number and Location of Overload Devices (Appendix B) Table 25
) s" ^6 c$ u. M' z$ _( R ~28-306 Rating or Trip Selection of Overload Devices (Appendix B). X: ?! v5 b' [- z5 q4 {
28-308 Overload Protection Not Required0 Q* k$ H2 j3 Q, S8 a
Undervoltage Protection 9 I9 G- o$ N* B; @
28-400 Undervoltage Protection Required for Motors (Appendix B)
) w4 A+ x2 @. K" wControl5 `3 X; d2 @) N$ D
28-500 Control Required
' ^3 \: I( Q+ f6 d5 F z$ h28-502 Control Location
. e; ~+ N( n: v) H1 y28-504 Starters Having Different Starting and Running Position
5 ]# I3 O4 w4 H: g28-506 Grounded Control Circuit) X! v2 H6 ~) ~
Disconnecting Means
; M" b7 f4 D; V! F$ _28-600 Disconnecting Means Required/ d1 f; v+ @+ i) b
28-602 Types and Ratings of disconnecting Means (Appendix B)9 O3 o- r5 s2 m1 K8 c/ t
28-604 Location of Disconnecting Means1 I" b4 N: H& K3 N) R& {, A9 Z
Hermetic Refrigerant Motor-Compressors
! g! p0 E$ ^& i' M7 s. S: H28-706 Conductor Ampacity
4 d, f+ ~' L1 f' x* o, ~! g5 Q4 b# X28-708 Overcurrent Protection
2 G3 s' W& A( ~! l( ~% b* @28-714 Disconnecting Means
: I0 J& }' }3 \4 L2 uProtection and Control of Generators
5 Y9 R3 ]2 v& I$ t+ v- G/ C28-900 Disconnecting Means Required for Generators- ?' B l+ N# m* l9 Y3 {6 h
28-902 Protection of Constant-Voltage Generators+ x* q, V; a! g3 ]" c5 A
28-904 Generator Not Driven by Electricity
9 |/ ]! }0 T9 C28-906 Balancer sets7 r7 C* y3 t& @# V6 T' [/ G
28-908 Three-Wire Direct-Current Generators5 b; w4 Z$ s" S0 ?& m( w
) f) x% g8 V r$ i% k& s
Section 30 Installation of Lighting Equipment9 S2 H) U: M* a
30-002 Special Terminology (Appendix B)
9 j. _4 g% T& |1 d' x% o4 _General+ T5 K' B; s0 D+ x; Q
30-102 Voltage
# i0 \( l0 j, m30-104 Protection (Appendix B)) a/ k+ q( A* k; m+ x: T" k
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
& t3 v3 @" E3 ` {/ U4 a4 V30-108 Polarization of Luminaires, [1 k Z+ }7 |
30-110 Bonding of Lighting Equipment3 }8 K, |" O9 u; e; w) z+ o# j3 E8 H
Location of Lighting Equipment1 C0 t! Q* O3 O& H/ t; R! s" h
30-200 Near or Over Combustible Material* X: {3 q4 `/ S9 {% @' o: q
30-202 In Show Windows+ g8 N2 e$ Q0 Y
30-204 In Clothes Closets
1 r7 [' D U" J0 f% _! j! N% WInstallation of Lighting Equipment" s1 [6 L. {: r" P0 |" e6 h. h
30-302 Support
; i( V! {8 r9 Y3 B- w9 F7 }3 Z30-304 Outlet Boxes to be Covered" b4 y8 K; \" S) ]
30-308 Circuit Connections2 K2 S$ M" x9 S" \7 [
30-310 Luminaire as a Raceway9 [4 r) { O+ G
30-314 Minimum Height of Low Luminaires
3 Q K2 f2 R, {$ d; j5 Y7 Q9 L30-316 Luminaires Exposed to Flying Objects
8 ~- S- @0 {2 G30-320 Luminaires in Damp or Wet Locations
5 \0 ~1 i. o, |( ~N 30-318& @" Z& m3 N( h0 c
Wiring of Lighting Equipment
u+ {& @8 w+ ^1 Q30-400 Wiring of Luminaires
+ v& E7 U/ w% u2 c% h2 R# y30-402 Colour Coding
; o% \# P; m& F! M9 [2 N. H30-404 Conductor Insulation
1 U: p* }4 m- P9 _% H0 M9 H; D30-406 Conductors on Movable Parts9 K$ ^- L' i9 v5 A4 u9 G
30-408 Wiring of Ceiling Outlet Boxes2 E9 M9 }: W6 a4 o
30-410 Wiring of Show Window Luminaires1 j2 Q$ h) G* R' o) B- O
30-412 Tap Connection Conductors
: z& U4 z1 v% Q8 i: N2 R) uLuminaires in buildings of Residential Occupancy
' y5 _1 K0 m* D' ?# Z1 Q7 B1 \30-500 Lighting Equipment at Entrances (Appendix G)
5 o, x K7 }! f9 e7 c/ x, D- E. e30-502 Luminaires in Dwelling Units (Appendix G)
, \/ h8 }0 o# K; J3 |9 R) K30-504 Stairways (Appendix G)& y; O C `! H4 o6 v5 O
30-506 Basements (Appendix G)
* C* Y8 l$ J$ o, o! E l30-508 Storage Rooms (Appendix G)
2 d4 _- a2 Z/ F30-510 Garages and Carports (Appendix G)
; a+ e* a* o k- |8 H$ |" bLampholders
0 A* u- |% F# i# Q* ?/ P30-600 Lampholder rating with Incandescent Lamps$ L$ o; D5 f& o% @; Q( W4 v4 k* K+ J7 u' E
N CANCEL
9 T9 _. R# z. ^. E" H30-602 Connections to Lampholders$ {9 A8 i0 N* e9 B9 b
N 30-600$ t( E/ n+ ~& b2 C m
30-604 Switched Lampholders Used on Unidentified Circuits
' w D: R4 i7 v) l2 {' eN 30-602
8 q K% }7 `1 e5 v m30-606 Switched Lampholders with Pull-Type Mechanisms2 [4 B! @0 Y$ l( ~8 l+ L
N 30-604
7 U7 I! E) _5 ], Q* M8 k* N( t30-610 Pendant Lampholders
# Z5 d& p$ f; Y: O7 pN 30-608
8 N; N8 _- c0 F6 f; BElectric-Discharge Lighting Systems Operating at 1000V or Less
* k; `2 W6 Y* g2 x" A30-710 Control (Appendix B)
- G, u! O" m! Y5 M1 A* R30-712 Branch Circuit Capacity5 c- g( n- L8 L1 a
Electric-Discharge Lighting Systems Operating at More Than 1000V
/ x/ _7 j" T/ c! L30-802 Voltages, Dwelling Units
! Z* J8 E- E/ E P4 ]30-804 control (Appendix B)4 c" g1 Y* ?6 E
Recessed Luminaires (Appendix G)* g+ B5 E) o, i- ^
30-902 Spacings for Non-IC Type Luminaires
2 V* h+ ^) Y7 _' f3 O' q30-910 Wiring of Recessed Luminaires (Appendix B)
, @$ \5 F* b8 H# l/ e& p$ g8 W5 LExposed Wiring for Permanent Outdoor Lighting
% ~" V2 B0 K" B# ~. k0 ^$ D' D30-1120 Branch Circuit Loading and Protection5 V4 N/ _, E) }3 H: q Y
Extra-Low-Voltage Lighting Systems. J' o) a# i: _- X
30-1202 Sources of Supply5 L" R+ m5 e. _# n
/ d& Q, U: E9 \
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)4 k @$ e0 x* j* t# C
Fire Alarm Systems8 [: P4 c5 q7 J9 y
32-100 Conductors
; ~7 j" m% z' ?' f% g% `32-102 Wiring Method$ F+ K6 s4 _# X& u# h% h2 l6 F
32-104 Equipment Bonding
% H5 _0 l( P; n' U32-106 Electrical Supervision9 ^# B* v; l* M" G
32-108 Current Supply: C0 R- M0 k% u8 C: Y9 ?
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
: W4 ~$ z9 Y4 ~Fire Pumps/ b2 c0 f3 u' x- C7 g$ y; y
32-208 Overcurrent Protection (Appendix B). ?1 F8 r% u4 t2 G1 D# p
N 32-206) D3 c: Q4 h" g% G; I" I
32-210 Overload and Overheating Protection (Appendix B)& i. x4 j4 [, i: z. F. _; i& O; j
32-212 Ground Fault Circuit Interrupter (Appendix B)
& b& C: ?- E) {, ^$ F1 U2 W& H' o* C3 w6 o' b4 A2 h
Section 36 High-Voltage Installations0 z6 U( s! c _
General K' n$ \1 D9 R, c
36-000 Scope (Appendix B)7 N$ n$ ~/ e- z/ C
36-006 Warning Notices5 r4 Y6 k, Y T3 B/ L [
Wiring Methods" ~8 Q9 p: j# D( X l
36-102 Radii of Bends: p+ K/ I4 o2 } l
36-104 Shielding of thermoset insulated conductors
. m+ I# {1 j1 v' @* z( H36-108 Spacing of Exposed Conductors (1) table 30, table 31
4 o7 b1 G0 f0 s( V* N" @36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
) `2 k# @) L4 eControl and Protective Equipment4 B" V1 S; H6 C# A6 N# e0 y d
36-214 Disconnecting Means
$ O/ e7 Y! P$ Y9 d4 L& O+ T. E Grounding and Bonding
: {& D% @; E5 C" @36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
8 V) T: P. i/ T36-302 Station Ground Electrode (Appendix B)8 J$ {! _8 y8 z$ G& M1 J# x
36-304 Station Ground Resistance (Appendix B)5 N5 P5 N9 o* y
36-308 Connections to the Station Ground Electrode (Appendix B)
8 ?% n' {0 Z. h4 Y36-310 Gang-Operated Switch Handle Grounds
f5 {" d5 z6 ]- i6 L. ]; |36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations8 W! \+ I! {& H4 i& V+ m
4 w' p8 N% f0 I9 E* [Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment6 \& |# Q( y6 i' V. h
38-002 Special Terminology (Appendix B)
; h2 [( @: f5 r" ]& M! A38-003 Voltage Limitations (Appendix B)
1 q3 }0 M2 {( f% W38-004 Live Parts Enclosed; x2 _5 }4 D; d3 A. A6 S
38-005 Working Clearances
( e! c# h8 q! q1 D0 p+ i38-011 Insulation and Types of Conductors- h! C7 ^% ^9 n+ [% X3 v& Y9 M
38-012 Minimum Size of Conductors+ T8 I' _% i6 j$ I2 `* ]
, W0 ^6 X, M) P; u) }9 Z/ vSection 40 Electric Cranes and Hoists( H6 R& K) d$ a6 X$ F V9 i. x9 \1 |( N+ M
40-008 Disconnecting Means
! p6 B' w5 r' O j' X40-010 Main Contact Conductors
6 G- L! A% `7 V+ e: q/ e9 X$ d% H' j& o
Section 42 Electric Welders
" A5 ]) L3 W, h2 ]& O) c. TTransformer Arc Welders9 E+ |) }( w2 B8 k4 R
42-006 Supply Conductors' n1 d; K3 E" U
- A0 s! V: ^. s/ O" F2 y% FSection 44: Theatre Installations* J0 i) X6 O- E' w* V
General6 \/ Y3 ^( U2 S8 g8 P+ M
44-104 Number of Conductors in Raceways/ U5 }( y$ V1 [9 t9 d
44-106 Aisle Lights in Moving Picture Theatres, G! a1 I' t* F/ k9 u9 t
Fixed Stage Switchboards9 s: C2 o/ L2 D
44-210 Overcurrent Protection$ }3 B' W1 `( u) A
Fixed Stage Equipment
2 ]5 L# X; K! ?7 m. X44-324 Receptacles in Gallery Pockets" p2 @6 b- d* P- ` Z" N% i
44-326 Receptacles and Plugs
3 q4 c- H0 y% ^# u) _" \/ F- X, u% g+ O a/ |; q) T. l- g" d2 ]! N/ O
Section 46 Emergency Systems, Unit Equipment, and Exit Signs0 r# v6 Z) ^# d/ }+ H: n
General
) @1 x1 x" j: a+ a46-102 Instructions
& h. l* A' `4 f! }1 O1 h8 `46-108 Method of Wiring (Appendices B and G)
5 s: k2 n, J% M" VEmergency Systems
6 u w4 Q/ U; k; \46-202 Supply (Appendix G)
/ G o& ]$ j, j, h6 p) ~46-204 Control
- w- I$ w; {" ? c1 e46-206 Overcurrent Protection
+ _! {* U4 w' n5 c46-210 Remote Lamps z6 n3 p: [+ X7 z
Unit Equipment
' v K8 @, X/ a46-304 Supply Connections
9 p' O* u% R. r k; C* e1 i' ?46-306 Remote Lamps (Appendix B)
9 @4 z* ~+ D1 t! [Exit Signs
1 w; A: T. p# [$ ]. ?! T' k3 B; v46-400 Exit Signs (Appendix B and G)) ?" r* x7 c0 h0 r% s, @& p
( e( o5 I! B- }+ `& _) h. z7 ^4 [Section 54 Community Antenna Distribution and Radio and Television Installations" ~! t s# @8 y- C
54-000 Scope0 ]. N5 X- W* u# O. f' E% n
54-004 Community Antenna Distribution (Appendix B)
& [, C$ V" V |" J5 f5 [/ CCommunity Antenna distribution
/ Q+ B: e6 s1 q& A54-100 Conductors
6 \3 ?6 K1 g5 P o; d, {54-102 Voltage and Current Limitations (Appendix B); P) y1 p3 N x5 ~1 x3 I9 m
Protection6 S8 b9 d( ]' h, p7 ?* N! \+ A
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
D: u* L$ a) b2 F3 }* B0 BGrounding
8 M7 m8 W/ O( ]6 P2 u54-300 Grounding Conductor
! J- c+ k4 W; z! I, ^Conductors Within Buildings
2 Q8 q* j* L9 }5 M6 r% c54-400 Separation from Other Conductors S9 c: ?' v( W0 W2 H+ C
Equipment5 X+ E1 d5 C, B" T+ c
54-500 Community Antenna Distribution Amplifiers and Other Power Sources4 e6 K6 T6 j+ t! \1 w4 g* [: S2 |
54-502 Exposed Equipment and Terminations1 I* b8 b# R6 Z" u4 R$ d
! a: ^& h5 o( J0 `; Z' w: E$ M: @' J
Section 56 Optical Fiber Cables0 m! H& O9 e0 `8 s! E2 `! @/ T% b
General$ V5 I$ _0 } h2 |4 ?. N3 P* u( B
56-100 Special Terminology R% C5 W+ O8 U& D7 q, E) w% S
56-102 Types+ }& i3 o- @0 r+ m
Installation Methods
5 K2 ~# w: g/ F( p2 h# ~56-200 Nonconductive Optical Fiber Cables (Appendix B)" `% I0 Z4 X+ r0 V, r
56-202 Conductive Optical Fiber Cables (Appendix B)
: _# Y! P; `8 @& u3 c: W5 p, e56-204 Hybrid Cables
* R# p+ f6 `3 C% O9 m3 j56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)0 {+ m: |9 {" s, X* [: \
9 P* l9 F: z, A
Section 60 Electrical Communication Systems
, Q8 a$ a: Z( x/ {1 t4 {General$ \+ \0 _0 S* U+ Z: U, v; u% y
60-100 Special Terminology
9 J8 \; F3 x5 B5 ~Protection2 @: e% x, N( }; M! c5 X# z
60-202 Primary Protector Requirements
# b7 L' R0 o0 @8 x7 MInside Conductors; ~1 O* a& h1 `4 H; D# j, o1 k
60-308 Separation from Other Conductors# T. t# @6 n7 l& ^* u! m# c* I$ h
Equipment
' Z( f; U3 m4 \; R; i; h, ~60-404 Exposed Equipment and Terminations) ^4 ?0 F/ w U0 {
Underground Circuits
$ N3 a3 E" N0 F$ g60-600 Direct Buried Systems
% T" f; P% Q- G( M' N- d0 z8 v
7 b+ Z, r* r8 b$ i4 qSection 62 Fixed Electric Space and Surface Heating Systems
, K3 C% e) r9 \ UGeneral; _, ]8 e* r* b# P
62-102 Special Terminology
" {6 H# e8 Z# g* v K62-108 Branch Circuits
! t7 \5 G: E& K) `; R9 r1 n62-110 Installation of Fixtures) K: h1 O% }7 m' h9 Y, P
62-114 Overcurrent Protection and Grouping (Appendix B) (5)2 O6 Y; H8 `) C$ N9 _! \
62-116 Demand Factors for Service Conductors and Feeders (2)
/ k+ @+ _, X/ w5 d- }62-118 Temperature Control Devices2 W3 S, I8 I* Y& r2 |" x5 X
62-122 Installation of Series Heating Cable Sets (4)(7)
5 |6 z" h' M) u( PElectric Space Heating Systems
) f! l2 l, ~; B62-202 Temperature Control( w1 [- j/ h w
62-206 Proximity of Other Wiring (Appendix B)( o, v% ~4 r3 o" M$ D0 J2 c
62-214 Installation of Heating Panels and Heating Panel Sets* G# }- Q, C. g& w. F
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
6 Z3 A Z9 w' s$ B$ p62-226 Installation of Under-Floor Covering Heating Panel Sets2 d5 m) L1 s2 p, b7 A8 t
Electric Surface Heating Systems6 x& r5 [; K( J S5 ]( Z/ R9 L
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
P$ V$ e. j# M$ ^
3 n. O# d* w2 y* rSection 68 Pools, Tubs, and Spas
! O, p' }" K H0 |! p# yGeneral
. f6 R* f6 Z6 E. V68-050 Special Terminology8 B, f3 ^5 n# z
68-056 Underground Wiring - Table 61; }# i8 H& _+ {' T1 @+ ~
68-058 Bonding to Ground (Appendix B)4 b: O/ E, J1 {2 U* Q* U' _6 f2 G' h
68-060 Junction and Deck Boxes (Appendix B)
- f5 V% v: ^- l- u; D68-064 Receptacles2 F0 s2 @' o. y- T# o9 H
68-066 Luminaires and Lighting Equipment
! ~0 x# a7 Q4 a: J$ m* X; ?68-068 Ground Fault Circuit Interrupters (Appendix B)
6 D8 v4 A8 T) l9 u) ~
, Q6 F2 ? G9 f) jSection 70 — Electrical requirements for factory-built relocatable structures and % G2 J5 D B/ W" V' J5 \: P5 Y
non-relocatable structures. `9 O6 }; j0 x( L' a5 o1 o. ?
70-130 Tests (see Appendix B)
% a) o/ r/ R# g; O$ n( g+ h
) |' _1 d; @7 u6 u# R* T" I: NSection 76 Temporary Wiring (Appendix G)/ J$ k0 d1 [( v8 Q
76-004 Grounding' Q! R( d, D* F. ^1 I- b" C
76-008 Service Entrance Equipment; X2 [) R' L4 I+ F" B5 [- o
N 76-006) E2 f( h8 N' j$ T8 w
76-014 Branch Circuits
1 f9 I6 f' z% W$ sN 76-0129 Q! Y: h: S8 q3 D
/ P [/ W% E: R- Q( r% n9 x
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
1 j" q. I* e) _! w/ ~ yMarinas and Yacht Clubs
- r2 f" @$ T- m% L5 j9 t( B+ Q78-052 Receptacles
* e- D+ ^, J: U6 ^1 g78-056 Feeders and Services
8 f, c% p- Z1 F0 m+ d$ p- K2 [2 HMarine Wharves, Structures, and Fishing Harbours; F# C3 q% {8 t$ C4 J6 G
78-106 Grounding and Bonding
7 f4 G! }+ L8 C9 J* aTables3 \7 {& m' u* Q4 H9 X& J8 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
0 U- ^0 K& L1 o) |" J
+ V1 Y: } C* Y! i. KDiagrams: 1, 2, 7
8 ]7 q% h; a d+ r
) B, `+ J7 l; o$ @# d, t1 LAppendix B
8 V1 K6 H7 q. _& m5 uP352: Ground fault circuit interrupter- 6mA3 u, F8 h* J# S" q0 P. u
P354: 2-126 FT1, FT4. n& t6 f' c. ^4 ~$ V7 \
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)9 Q6 t5 N* B" |- |4 e J( z& K
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)9 a6 Z; k f5 w
P370: 12-1012, 1118, 1214 Example:5 k9 }0 t: y! r- V6 ]/ D, h
P371: 12-1108: ?7 g" k$ Q) K; ?: |- Q
P381: 18-108(1)(b), 18-158(1)(b)
/ [- r, Q; U* i4 R) qP386: 24-206
# l) @/ h' P- ]P389: 26-256
' \# s7 D6 @- yP391-P393: Section 28, Example to determine Motor Conductors and Protection
6 N# z- l1 K5 V( I$ W- S
% |$ {: `! [! X: P" V4 P1 FAppendix D( t, \3 z+ ^$ o& R. I0 ]
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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