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Canadian Electrical Code Review Guide5 f! n. N# }: z
For the Exam of Electrician For Red Seal License* H3 w& w) P2 _7 R6 j( f
: q, ~! ^4 s: Q2 n) r3 A: XLesson One
4 }& a" X: }7 K6 p1 {3 [Section 0 DEFINITIONS
. ~/ a0 W- K& ?3 Q; w. @0 l9 eThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
3 H$ Q5 f4 c4 I6 k' S( C9 c8 eAccessible as applied to wiring methods0 I8 p$ R! S3 P$ `# V
Alive or live
4 S) d; I) k6 O! H- T! [Aluminum-sheathed cable
0 L T: A; v5 ]1 XAmpacity8 T+ G! i# |! d1 n' P) R
Authorized person
: _; C! y$ W8 TAuxiliary gutter
T' R( z" Y( U, h0 Y8 v. z2 e' hAWG
, K' l8 }' h( r' \6 {Bonding& W6 P/ p* \1 q3 Y$ @
Cable tray8 R; Z8 b7 \1 ?5 g
Cellular floor
4 m$ g. |4 D9 V6 E5 g6 \2 V) R _Branch circuit7 p$ a# M8 q% c! p, j/ j
Bus
1 v7 c! g/ W- C) s+ G9 e% L' kBusway
A: A; e* n8 Q9 Z, n7 W1 bCommunication circuit
0 H Z: b. T$ X4 F" p5 l3 FExtra-low-voltage power circuit9 _# q P4 U) I6 p- h8 r6 B* |5 t: ]
Low-energy power circuit
0 W! C' N t0 j- _; R0 e6 {2 Z( LMulti-wire branch circuit. H1 D- x* x5 f7 r2 {
Remote control circuit
; i! L* j: N- tSignal circuit- F+ Y1 Z: k) u! c! n4 E9 ~
Circuit breaker
/ }$ }5 J! |) j! K: g, qInstantaneous-trip circuit breaker% z% [, e' Q/ L5 W2 z
Conductor- h I2 [6 U$ F
Conduit* z+ C' R" A# |# R2 Q
Flexible metal conduit
% y& _$ I! s. K5 X& Z Liquid-tight flexible conduit
( E- L# W0 U# [6 y& w Rigid conduit( q* e7 M3 W' K2 K, \
Rigid metal conduit
( c8 |! C1 C. } Rigid nonmetallic conduit5 ?+ s% m; R! f* V- x: j% `
Rigid PVC conduit+ D! [' @8 T% f. O R$ s7 B6 p! W
Connector& |9 [ w/ j7 M( S- N: ]1 C
Box connector
& _7 G% l) Z! n! o+ H7 e9 s Wire connector( N( F# i! g( m: q% R3 W
Controller
* }2 u& q; ]8 l. M4 D5 h" Q; iDisconnecting means: e0 V2 c( L; @, F4 c) a
Dust-tight
- {. P( R4 ~+ wDwelling unit
: i% M5 o1 U# Y5 m9 E# [Electrical contractor
4 d+ B$ a- ?/ qElectrical metallic tubing8 V |# V8 j! B" H
Electrical nonmetallic tubing) f" p, Q$ t; X: j6 Q7 F( g+ n
Emergency lighting; M. j6 x0 D* t4 b5 g
Explosion-proof
6 Z* j& r7 {; [Extra-low-voltage power circuit
3 H; R. f0 ^' h" R, rFeeder" F) x- ]8 @0 H( s
Flexible metal conduit
( p' J2 V; P- v% \8 m3 D6 JGround
5 p! A. _) q' V: V% F" ?, _Ground fault circuit interrupter$ L$ b" h2 V7 P" s) D
Grounded
2 t( `# W, k% B7 ]! bGrounding
* X5 W4 ~1 S: i2 dGrounding conductor- s- [( J/ n9 @
Grounding electrode; T* ~$ ?$ J5 f; O, b3 G
Guarded
& j# M, Q/ w& W$ q- y, ]Hoistway( Z' _! M+ J' e+ r. P& l4 M6 v
Identified/ _: v Z9 l9 c c3 q
Lampholder
?5 Y. q/ r) v1 U' w" z z) pLow-voltage protection3 c X+ i/ {# H# s, m
Low-voltage release9 k- k- A+ ~# {: T
Neutral' v& R* w! x; Z; Y; k
Noncombustible construction
. U; w: P: u$ c8 R0 aOutlet
/ V. f( P! @$ ~) r' L7 COutline lighting! C2 ~% L5 G0 Q ~
Over current device
. a* j3 L# u" m$ b6 XOverload device+ S7 j( p, g: |$ }) \6 B! f
Panel board
8 W7 w' V& R0 T$ m( ^" ]Panelboard, enclosed
5 C- j& u+ ?, f! S( _6 J$ a7 a/ hPermanently connected equipment2 m. B2 c, N1 |; W9 W
Permit% D0 a( E7 ^4 f& x4 a
Plenum
; M h4 e: C2 {5 e$ DPortable as applied to electrical equipment
7 R/ G' Y2 _1 DPortable ground fault circuit interrupter
9 F5 _* C7 c$ M5 V m7 K; qPower supply cord" t! N7 K7 {& P; ]+ T* q4 t) W1 x
Raceway
* }! V; |8 X! B/ G' dReceptacle
4 B9 E/ E( i5 w. W/ x1 w8 Y+ H! G Duplex receptacle6 v9 J. s4 D3 N: M6 c$ U$ W
Single receptacle4 s& b% `. s! Y, X9 d+ F
Split receptacle/ _: U% |: \2 v
Service, consumer‘s
4 u X3 a v7 t9 ~ h& |6 ZService, supply
8 ]. B$ C2 q* C9 i- j x5 y) x& XService box
1 |5 d! j& U# p/ O3 A! YService room8 A* R+ U# v% O( c' F
Single-dwelling
& ^" H1 e" E) c6 F" zSlow-burning as applied to conductor insulation/ B* [; \/ ]7 C% e* _ r) S9 y$ l
Splitter; e: x+ E! `8 G1 H) \$ Y M
Starter
5 a: ]/ J" t& q# i( K3 JSwitch& L8 D. H! [1 \5 N' J
General-use switch
6 w, U* g. T8 P6 R3 _0 G Indicating switch
& R3 ]6 t8 I' d& ] Isolating switch
& o* U9 r5 e6 o; k" {) M Motor-circuit switch5 u" A x, h( d0 e
System
4 f) f, H2 ?; h% F( }8 W$ T! P Communication system
2 j# y0 ]4 G _ Community antenna distribution system(CATV)
. f3 h6 i: ]+ D; h0 | Grounding system
* V6 H; }# f8 xUnderfloor raceway" i" l& B6 b- i+ ?3 T, L
Voltage:
" P3 V/ l! j) U; F0 i Extra-low voltage
" `6 G' Y" o/ z8 W9 K. A High voltage+ ]6 B% K+ p' ?3 d
Low voltage
' t# T( G( u; U- \+ p# jVoltage of a circuit
3 f! a8 d1 z: _; m6 _, oVoltage-to-ground+ r: i; C6 x% ]8 n
Wireway
& F- e* f4 e( [# `! O/ E- U# P0 {
$ _6 L* W) v# KSection 2 GENERAL RULES
2 [) E9 u0 _6 uAdministrative
% t+ l o4 ^2 f. l2-018 Reconnection: U/ D2 Y# L$ M" [
2-030 Deviation or Postponement
8 ^& y: E" f5 K8 z% GTechnical General2 M3 n0 M) p0 u- ] \
2-106 Circuit Voltage-to-Ground – Dwelling units% S/ D$ x# k% q8 p* s
2-114 Soldering Fluxes
9 d5 f9 K$ Z7 k( g4 q3 v& K2-116 AWG Sizes of conductors1 a" g# A5 i% I$ h0 _
2-124 Fire spread (see Appendices B and G)/ f( O$ _& t! z7 r
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)' @! z, ~3 V! D& a+ S" ^
Protection of Persons and Property7 e) N1 S; f. t5 t: z, h& V# k- `+ Q6 I/ _2 P
2-202 Guarding of Bare Live Parts& O; Q4 g- |" z7 k6 ~
Maintenance and Operation
. r6 { Q+ R$ W) s9 S+ i2-304 Disconnection; d% @. \& ]) C6 Y) y
2-306 Maintenance of Live Equipment( G& e- ~3 v, F) p7 h2 g
N 2-306 Shock and flash protection (see Appendix B)
2 T( F* W8 A* \# T' z. H _2-308 Working Space About Electrical Equipment: Table-56
; D# w" R; l+ @: Q4 c2-310 Entrance to, and Exit from, Working Space- s$ p, z/ J9 E: H
2-320 Drainage Z! V* s' w7 N
2-322 Electrical Equipment near combustible Gas Meters and other Devices* R/ m8 Q8 a! P
Enclosures
) K) Z' _" v! U1 u5 h9 |2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
7 T9 r1 v3 k0 a! I2 c2-404 Marking of Motors: DP, WP, TE5 z( ], b T/ K: s
, z4 F& C* e' u3 `9 [
Section 4 Conductors
* M/ g1 z$ a) U/ D6 r/ x4-000 Scope2 S0 |4 {1 O( w' L6 v; K
4-002 Size of Conductors: 14#, 12#, x& W2 X" w1 @
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
8 R3 c' O6 ^/ i4 V6 t. a/ F9 H4-006 Insulated Conductors: Table 19 H) r8 }; v$ z) C
4-010 Uses of Flexible Cord: Table 11
Z# V& L% L+ T8 G" Q4 y4-012 Sizes of Flexible Cord2 W* f- G6 r; _: i! V1 L* O
4-014 Ampacity of Flexible Cords: Table 12. ?7 v3 Q; ~8 z! ?6 p( ~
4-018 Equipment Wire
5 j4 S% o) ^* m9 M4-020 Insulation of Neutral Conductors, j# D' z Y: r; m8 {/ I3 r: r
4-022 Size of Neutral conductor
9 Q' l# ^; G/ |0 E4-024 Common Neutral Conductor) ]2 h- R0 N5 X5 T4 h
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
; |4 N( r5 |5 \; _4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
1 _/ ]6 C+ R: F" w) Y4-032 Identification of Type MI Neutral Conductors
; v! B7 Y& z( _" F# x/ Z4-034 Use of Identified Conductors
' H5 z! T6 C! S5 F4-036 Colour of Conductors: Phase A, B, C, … P% _6 j6 _( M$ w' A
( U# Q8 ?( J* N ]Section 6 Services and Service Equipment
0 H z% V# Q; U7 {General
, s% O! e7 C+ E9 B6 Z0 B9 V# k6-102 Number of Supply Services Permitted
: Q! k3 w- D4 ~$ `2 S6-104 Number of Consumer’s Services Permitted in or on a Building
0 h! M5 Z D) x' j+ z& [+ C6-108 Supply Service from an Electric Railway System/ e2 \: T4 R" M- a. e/ h+ N7 B
6-110 Three-wire Consumer’s Services . `$ d0 g8 v, S" }; P; e
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
( `1 Z- S( t- P, S7 |7 f6-114 Methods of terminating conductors at consumer’s service6 r9 z# v4 _: k, Z; L- a
6-116 Consumer’s Service Head Location; z. l' h4 A5 x* n! O6 E4 F* _
Control and Protective Equipment
2 X" `: v' y1 s: g, ^# ~3 s0 k6-200 Service Equipment
/ h1 {' t0 f3 {# c6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)5 c" T4 p: ^0 r; W
6-208 Consumer’s Service Conductors Location
1 x2 C( F5 H( j% j3 O3 T6 c6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
. A6 ~! `$ B0 M5 V9 s/ O6-212 Wiring Space in Enclosures
1 W J# O; L4 f) r' s Q6-214 Marking of Service Boxes2 ]3 m' a5 w. G! p
Wiring Methods/ d. r0 h9 U, a/ ]2 _' x8 A U4 h6 F" ?9 w
6-300 Underground Consumer’s Services
' Z1 A, `4 i4 q) Y6-302 Overhead Consumer’s Service Conductors
8 _2 T& t$ D" I, ?6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable i1 w: v! t, D9 _; ^- n7 ]
6-306 Consumer’s Service Raceways
/ [8 X4 ?$ Z; c; h' ?6-308 Use of Bare Neutral in Consumer’s Service2 l( k, ~8 R% R$ M/ O
6-310 Use of Joints in Consumer’s Service Neutral Conductors- h9 F) t; l& d- z+ D; H. y
6-312 Condensation in Consumer’s Service Raceway% O6 T2 E. S' d8 ^0 }1 z: i- g
Metering Equipment
# P% a' v8 R+ v: W' C8 L; s5 Y3 w+ J6-400 Metering Equipment3 q8 B9 A3 m. A) s `6 D
6-402 Method of Installing Meter Loops" m2 Z* ^2 C( `. a1 I8 W4 ?' k
6-404 Enclosures for Instrument Transformers& L# l/ d7 I: c4 u% Q- `, b: J
6-408 Location of Meters. D4 D% h$ b) F4 L1 x
j" X- ?0 |3 i( v" \Section 8 Circuit Loading and Demand Factors
% f) b: x- Z: QGeneral* G2 }% D% q7 s- i
8-100 Current Calculations
4 L" r4 M. d, l+ Y' t8-102 Voltage Drop ( see Appendix D)+ {- m% c& _, |" @7 e; u4 O
8-104 Maximum Circuit Loading. v6 l' l! F, o* E) m2 G
8-108 Number of Branch Circuit Positions7 {, ?9 s# t g3 o) { F5 e' g5 r2 V
8-110 Determination of Areas5 Y5 X7 C/ _ p. ?) v* ?* m2 L
Services and Feeders o% T; z/ r3 O! h
8-200 Single Dwellings (see Appendix B)
3 c9 q( C. A2 D" @: h0 K6 f9 R+ z8 [/ g8-202 Apartment and Similar Buildings9 q" F( `( L- Y0 V! g+ B& F0 V* m
8-204 Schools" a% h) E% s/ C
8-206 Hospitals
+ }7 O# N. w- ?4 g1 ^8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
8 {; W) h1 [' k1 k0 [, g9 i8-210 Other Types of Occupancy (Table 14)0 t8 M- |! I, @% q6 R6 {0 T
8-212 Special Lighting Circuits3 S! m& _! V* E
Branch Circuits
& S) ^* @/ O& a$ R" i6 G7 o$ q, [8-300 Branch Circuits Supplying Electric Ranges: ?9 b; G8 n" X3 i
8-302 Connected Loads& Q' m: }4 p& y! p
7 M" g% O3 C; I! g6 H, i( nSection 10 Grounding and Bonding/ Q5 @' r0 a7 v9 y1 `$ b( O
Scope and Object$ y! o$ L' [+ j$ v
10-002 Object9 o6 {% B& T: R* Z( t* k2 h
System and Circuit Grounding0 _1 @) Z' F2 a7 W6 E
10-102 Two-Wire Direct-Current Systems
7 P" s4 V; ?0 f) F1 C5 p P) d7 {3 J10-104 Three-Wire Direct-Current Systems
- |' R8 l! ^1 V/ ]- k4 i& h10-106 Alternating-Current Systems- Q9 f% d" W/ d) y E0 [' }
10-110 Electric Crane Circuits- z3 `2 V7 _+ q {/ e
10-114 Circuits of Less Than 50 V8 A0 C: } s4 r/ h
10-116 Instrument Transformer Circuits+ i8 W. f* r# w* s; }; w1 Q, m
Grounding Connections for Systems and Circuits
0 {7 t. @0 c/ L. ?+ K10-200 Current Over Grounding and Bonding Conductors: I! A: z& r" z. P% X
10-204 Grounding Connections for Alternating-Current Systems3 _; M! L. t# p( X3 F. _- i
10-206 Grounding Connections for Isolated Systems
. b* S1 u( i0 H, I4 j1 r' N, L10-210 Conductor to be Grounded
: Q" f6 I3 a+ T* VConductor Enclosure Bonding
" Z1 {$ @/ |" r! E10-302 Other Conductor Enclosures
1 Q6 E8 }9 x9 LN 10-304' O% E! J$ R5 H' w3 k# N# [
Equipment Bonding) U: } `% x& j- n
10-400 Fixed Equipment, General
. u: c; Q1 |0 q) N8 ~* E8 Y9 X10-402 Fixed Equipment, Specific (3), (4)
' |& k- F& q* s9 n. v& `10-404 In Nonmetallic Wiring Systems, K4 f* h s p3 _
10-406 Non-electrical Equipment# s" o2 j- r8 R0 z
10-408 Portable Equipment (4)(b)3 h1 O# x9 ?1 y2 v+ f& q, v
10-410 Instrument Transformer Cases9 q S9 @! L4 X. I p- {+ o/ E
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less; `+ V9 _, ^) _* n9 j3 j7 q6 J
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V7 C3 |8 n' {. D# Y% ^7 y
Methods of Grounding% H1 V7 e: t7 c/ z2 X
10-500 Effective grounding (see Appendix B)8 B7 p1 u8 D% i: l, j* |7 N+ \- e1 |
10-502 Common grounding conductors! |/ ]/ e5 @% t3 b( _7 o
10-504 Common grounding electrodes4 r0 ^! J1 k; m5 K
Bonding Methods7 W3 H3 c8 B& w2 x/ L; q
10-600 Clean Surfaces
6 [ @' t W, ]6 [) I) j' p0 u10-604 Bonding at Service Equipment3 h0 @0 r4 C! Q: R( x
10-606 Means of Assuring Continuity at Service Equipment. T- s* A" ^. y, f
10-610 Bonding at Other Than Service Equipment
" Y6 V. |$ v6 C8 N10-612 Loosely Jointed Metal Raceways
1 k1 E: A. v: ~5 i v8 \2 W7 Q4 l10-614 Bonding Jumpers Table 41. m0 ^. c7 t/ R9 A+ F
Grounding Electrodes
/ @/ A5 i: U1 c9 L( s6 t10-700 Grounding Electrodes
1 }- K% @; }, \% [" E# o10-702 Artificial Grounding Electrodes
# D! x6 g8 b# M, }* \N 10-700 & 10-702
+ f1 u( n* i0 L10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
# q' z: ^9 C+ VN 10-702
' u! [) O$ R' i1 R0 l10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding: @$ [, j, P2 i; c7 X8 k
N 10-7027 T, V8 Y- C# K* [. [
10-710 Use of Lightning Rods (Appendices B and G)/ i! W' G E0 O- G
N 10-706- s) a' |1 P; \
Grounding and Bonding Conductors' M1 f8 V+ W( s4 I7 F
10-800 Continuity of Grounding and Bonding Conductors
1 r: J `; E; x8 X- _* i10-802 Material for System Grounding Conductors
+ x5 S! S" h' t6 d10-804 Material for Bonding Conductors
1 s1 g7 N$ D" l+ ?8 U# t5 S10-806 Installation of System Grounding Conductors
3 T$ ?( E5 q" g# D6 U10-808 Installation of Equipment Bonding Conductors
! v4 z3 ]; Y. Z9 n6 I' A10-810 Grounding Conductor Size for DC Circuits H9 C$ i: z& B1 _, }" O
10-812 Grounding Conductor Size for AC Systems (see Appendix B)* [/ U* S5 z- O: y* k5 e
10-814 Bonding Conductor Size (Appendix B)
+ U! B5 Q5 f/ b) m% e! o10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
# { R' T( ]4 K1 A4 @6 b3 H10-818 Bonding Conductor for Outline Lighting
$ t+ M3 P0 s' g M: ~10-820 Bonding Conductor Size for Instrument Transformers: t. _! o& j4 W
Grounding and Bonding Conductor Connections
" B* ]% p& W' T2 M4 r10-902 Grounding Conduct Connection to Water Pipe Electrodes/ N" M- N6 P9 I; A: C9 x
10-906 Bonding conductor connection to circuits and equipment
2 D0 g1 a9 \3 |2 ^10-908 Grounding Conductor Connection to Electrodes
) j8 y8 l+ G' l1 J/ QLightning Arresters" [$ @7 u% f% H
10-1000 Lightning Arresters on Secondary Services – 750V or Less
) v0 @' e6 y1 g {' B1 h
- U3 {, B" z. ESection 12 – Wiring Methods
1 D3 f0 i( p ZScope
6 @) A F: v1 ]2 s, k+ _8 l12-000 Scope (Appendix B)
2 B( L- @/ }6 L% s0 dGeneral Requirement" N% Y0 x9 [% J4 W# q, {
12-010 Wiring in Ducts and Plenum Chambers2 o$ i9 g; {" j, W
12-012 Underground Installations (Appendix B)2 y% J# o7 w0 f3 q& S d
12-016 Lightning Rod Conductors
u+ U. j) d2 B/ |' YConductors - General5 l8 A& k+ @ l; H p) z
12-100 Types of Conductors (Appendix B) Table 19
. s- ~6 b5 E4 P* C8 W+ K0 q6 G12-102 Thermoplastic-Insulated Conductors" }: U8 L3 y2 ^. v$ B+ e6 w! C: u
12-104 Flame Tested Coverings
8 c$ j( \- `5 i8 I12-106 Multi- and Single- Conductor Cables
5 d |, I, g) w! y) u' x# I' ^2 n12-108 Conductors in Parallel (Appendix B)
: A" L0 f( m: I1 ]) _" r$ c12-112 Conductor Joints and Splices2 A; p) k, T. B$ w9 Z" v) ]% @
12-114 Ends of insulated conductors
- i" N( v" E, d12-116 Termination of Conductors (Appendix B)9 i3 O4 t4 U0 E- J
12-118 Termination and Splicing of Aluminum Conductors
; P, T+ k: o: l6 i2 m7 y. w12-120 Supporting of Conductors - Table 216 a; A" W- V) j9 ?1 K! h, M% }
Open Wiring
( l' Z) O9 @) n$ i; `+ w& Z12-204 Spacing of Conductors* u1 t5 _0 T/ x2 C. W
12-206 Conductor Supports% C4 f3 x( D4 Q% S: W8 ~" t
12-208 Conductors on Flat Surfaces
3 y" n0 o7 L1 `* n/ k12-212 Protection from Mechanical Injury
! i. ] W d+ a8 w8 [Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
0 B" F" x/ ~3 J2 K5 Y12-308 Minimum Size of Overhead Conductors, U: c u: C5 N9 @' n
12-318 Use of Neutral Supported Cables6 I# Y. M7 ^2 Q1 K! \
Nonmetallic Sheathed Cable# j' J- |6 |: F1 `0 M: I* ]
12-502 Maximum Voltage
* l2 W- o$ ^% i- X12-510 Running of cable between Boxes and Fittings (Appendix G)
. n; x0 M; L3 l1 I, a12-514 Protection on joists and rafters
" o; M9 O* l. L/ x+ o3 B12-516 Protection for Cable in Concealed Installations (Appendix G)- u% P1 N/ E K% v5 G4 O4 `
12-522 Where Outlet Boxes Are Not Required1 I p. q! p$ F4 S- J/ i
Armoured Cable
7 B* w" A0 d+ h( R. \. j9 R- X* k12-602 Use (Appendix B)* s2 C- ?/ e+ b2 m
12-604 Protection for Armoured Cables in Lanes
* O+ s% l9 ?8 K6 v& r. S12-606 Use of Thermoplastic Covered Armoured Cable
# k% D% r$ Z, X: j5 T5 k+ P1 V12-608 Continuity of Armoured Cable8 ?& {- q; c8 | ]" H
12-610 Terminating Armoured Cable
* F) H& a! q) Z. j1 G12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
; `% A/ R% p9 p) F) g7 {) M- O12-614 Radii of Bends in Armoured Cables
: @$ l+ Y3 t9 g1 o" g$ H12-616 Concealed Armoured Cable Installation* @, G% n+ X9 [- j% M; m1 r% a
12-618 Running of Cable between Boxes, Etc# E* V, g- W& f! F
Mineral-Insulated and Aluminum-Sheathed Cable! Z: j# b# Y* R1 Q, a
12-702 Use4 X+ Q& C/ G8 G" R3 J' C
12-704 Use When Embedded
2 u" [) d& ?5 w4 u# N12-706 Method of Supporting9 J; L9 L V- G% k+ \& G& G5 L
12-708 Direct Earth Burial2 f* h% X0 L4 r, y
12-710 Mechanical Protection
3 m# E" T2 z) o: f12-712 Radii of Bends6 m2 p9 R( A+ J- T( H
12-714 Termination of Mineral-Insulated Cable (Appendix B)
5 Z/ i1 L1 |, [: \% A12-716 Connection to Other Forms of Wiring/ m7 o9 z t0 P3 {/ Y' ~1 c& z
Flat Conductor Cable Type FCC
1 G D# f. F( \' K" N8 t W# @! }12-804 Use Permitted
1 ] E' {5 ^- h& l12-806 Use Prohibited) p; ^! b2 [% `% b
12-818 Anchoring
7 j/ p& J# m3 j$ f9 q$ i12-820 Crossings
, C5 f, F0 S% A. a0 w$ w7 j7 u( MRaceways - General4 I) e4 a2 x5 {: l+ Y$ J( A+ r
12-904 Conductors in Raceways. S! ^8 s" `* H4 ^8 b7 s
12-906 Protection of Conductors at Ends of Raceways4 r1 m/ _9 }9 r& l
12-908 Inserting Conductors in Raceways+ l2 V0 Y9 G5 U# n4 |' L; Z
12-910 Joints or Splices Within Raceways0 }( H# q9 Y Q* r
12-912 Stranding of Conductors
1 F, W, u- d, x- u, n7 Z12-914 Electrical Continuity of Raceways# ?' a5 s% F" f% Z) h) k
12-922 Radii of Bends in Raceways
; h! @0 A' p; r* s- d* M$ cN 12-922 Radii of Bends in Raceways Table 7
8 Q1 _" u+ @) a3 |9 m12-932 Protection for Raceways in Lanes5 e! v) L* q$ p$ n, l# h, t7 b6 `& o
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)( X8 E* c% C0 C
12-938 Capping of Unused Raceways
0 J9 d5 }: n5 P# W$ K: y. Q12-940 Maximum Number of Bends in Raceways i3 T1 w5 s# [0 [
Rigid and Flexible Metal Conduit
9 t& B v# T$ K( b ?5 F8 r12-1002 Use
, E& |8 m3 }4 M12-1004 Minimum Size of Conduits5 v1 t* {1 S7 Z1 M5 k5 O4 d
12-1006 Conduit Threads (Appendix B)4 q5 a! Z( Y; w1 n# ~9 e6 Y% Q
12-1008 Thread Engagement) G0 y; b% z0 v
12-1010 Maximum Spacing of Conduit Supports" }4 Z- r1 ~/ B' D& q0 E& X
12-1012 Expansion and Contraction of Conduits (Appendix B)
, w% c. p) ?; e( U& J12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 8 U, g$ Q5 P9 p: b, w: u5 b& z
Rigid PVC Conduit and Rigid HFT Conduit9 L5 W% K7 X9 E4 Y1 B/ m* R
12-1100 Use# N& l+ i ~. |' m0 b* z
12-1102 Restrictions on Use8 R S. s* T0 |' e
12-1104 Temperature Limitations (Appendix B)
$ m! p& o( n% j7 D# b12-1108 Field Bends (Appendix B), (2)9 f: j# x1 O4 i3 L
12-1110 Support of Luminaires. C3 m% |) ], R0 L
12-1112 Fittings
$ t' b h" n/ T& ], v/ p- ]12-1114 Maximum Spacing of Conduit Supports6 |7 b, g" u" q2 u1 n
12-1116 Support of Equipment2 s8 L3 ]5 U% B( U- v9 h6 ^9 O
12-1118 Expansion Joints (Appendix B example)4 C# X* A3 U% R% j o$ R
Rigid RTRC Conduit) O. J0 ]' S3 G: `: d. V0 Q' F* ^) T
12-1210 Temperature Limitations
4 e; _) a( Q+ j* m8 y2 @12-1214 Expansion Joints (Appendix B)" `, R1 ~8 a) m4 ^
Liquid-Tight Flexible Conduit
6 n& Z( Y2 ` u2 y9 N1 S12-1302 Use of Liquid-Tight Flexible Conduit5 Q w% Y& H8 d
12-1304 Maximum Number of Conductors
. ^ b1 i4 J4 B( U: h# E5 Y7 X12-1306 Provisions for Bonding; D; O& E5 A6 ^4 `
Electrical Metallic Tubing
/ T0 I* k2 b# e! S [12-1402 Use& N# ?+ p: d( \
12-1404 Supports
- B& i% ]0 ^$ @7 C7 y/ V8 O# v12-1406 Minimum Tubing Size: Z; y$ I% w" P- ?& B" Q
12-1408 Maximum Number of Conductors
0 n7 R. H* s4 S9 }9 o12-1410 Connections and Couplings
7 ?+ u, U; |3 n1 \* C/ Q* D12-1412 Radii of Bends in Tubing y. t. i% I. K
N Table 7
6 ~! G' ?9 K& P& nElectrical Nonmetallic Tubing
/ T& c6 F. M# @% \- I12-1516 Provision for Bonding Continuity
0 H" U# K- b9 j% PN 12-1514
3 i g; U0 L( N* W) y3 ~; Q9 KSurface Raceways* m* i. I) J6 ^; @7 C3 S( e
12-1602 Use of Surface Raceway (Appendix B)
, Q7 w( ]/ ?4 _% k6 F12-1604 Temperature Limitations5 W; E' {1 Y! ]
12-1606 Conductors in Surface Raceways (Appendix B)
% C) T# F! l& T# K1 d" d I5 w) x1 T8 \; t12-1608 Maximum Voltage
% p4 c6 X! L1 g" S0 L12-1610 Joints and splices : @# b7 y$ e2 L7 K
Underfloor Raceways
% D* m8 ^6 {% }) A7 |! |; ?: Y12-1712 Discontinued Outlets in Underfloor Raceways4 a/ Z6 j6 `& C7 w+ s# L6 D
Cellular Floors" B) L3 X) H3 N' Y! |$ q
12-1804 Maximum Conductor Size in Cellular Floor
+ a* l$ f! i7 p3 ~) } h4 j12-1820 Cellular floor discontinued outlets
+ r/ k: B3 {4 ^3 _: ^Auxiliary Gutters1 g4 _ e( S8 y) \: J: H' O
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces. F9 Z; o3 C. U# V+ R
12-1902 Auxiliary Gutter Supports0 s7 o6 W) _) b) D+ S( Y
12-1904 Auxiliary Gutter Cross-Sectional Area
8 a! q5 Z/ v) z9 J9 g5 ]Busways and Splitters
. R# C! h3 `3 f+ f" o8 x2 f5 G12-2004 AC Circuits in Busways and Splitters
- B$ U/ }2 w5 ^ h6 r8 U+ O12-2006 Busway and Splitter Supports
4 Q4 q$ Z& U9 `/ H y+ i12-2008 Method of Installation of Busways6 x4 C! S' Z8 i5 E- r. S
12-2012 Reduction in Size of Busways
$ T. _3 Q0 _1 R% K, f12-2014 Length of Busways Used as Branch Circuits
+ Q; I+ r) w2 J) N12-2018 Taps in Splitters4 R1 |& o$ K" I. e9 |
Wireways* X, x0 B. M% t1 E
12-2104 Conductors in Wireways
) H( e# d9 k0 C% }; A( |12-2106 Taps and Splices in Wireways1 `& t. O* L5 Y- F( [
Cable Trays8 I; S% g* i) C! t0 M5 z) F
12-2200 Method of Installation (Appendix B)3 l- j9 v6 K, k2 D" _4 M4 l2 S5 I
12-2204 Joints and Splices Within Cable Trays5 k0 E2 T7 G& @9 e& ^
12-2208 Provisions for Bonding
0 K- L9 d- L. \: }- L% |; j12-2210 Ampacities of Conductors in Cable Trays" ?* ]: y; J: O2 c8 A8 ]8 q
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings# r# [9 R7 A( s0 U
12-3000 Maximum Number of Outlets Per Circuit
$ M2 X# t. `7 h' {$ IN 8-304
4 o5 A+ X5 ]. c12-3002 Outlet Boxes (Appendix B)
2 ?' n0 g$ b; h! LN 12-3000
2 c, y6 F' B4 J' m4 a7 _12-3004 Outlet Box Covers
+ [4 g! `" f' Z/ Q6 u( AN 12-30029 u' K5 i) s3 e8 \7 d) {9 b' n. N) P
12-3010 Boxes in Concrete Construction
3 j2 p6 g. {& Q3 G7 @: `* S" B; P+ |( HN 12-3008
& c2 e2 v* h. P5 j+ v! K" P12-3012 Outlet Box Supports, ?# u$ k1 v- G
N 12-3010* K& J- u( F0 h; p$ Q& g. a! K
12-3016 Accessibility of Junction Boxes
& D$ B. R% n8 w7 Z& pN 12-30140 ^ a! Q0 `8 K& L, h- z
12-3018 Flush Boxes, cabinets, and Fittings" e Q2 Z6 C* f: `
N 12-3016! @5 O$ U! ?2 k+ m. G3 ~! ^0 N
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) . A2 s1 w0 E# R: S+ j3 s
N 12-3022
4 @( l+ h+ ^: Z- }( @12-3036 Maximum Number of conductors in a Box - Table 23
) R) k2 O0 W( r ?9 r7 \' ]0 ~, NN 12-30343 u* r S1 N+ U- j4 u
12-3038 Pull Box or Junction box Sizes
1 T0 y D( @3 {0 D, _+ iN 12-30368 h7 F( Q' K! g7 Z3 i# g. n
1 z; N% J& I) J& _) @- B
Section 14 Protection and Control4 j" q; ^+ W: B( ]' Q
General Requirement
% f( O8 z8 o% W" [5 d" A14-010 Protective and Control Devices Required' m2 j- f4 P+ q8 ]& \1 E
14-016 Connection of Devices
- m7 {. E2 B" h+ e. D Protective Devices – General- o; f5 k! Y: ]( G( L
14-100 Overcurrent Devices Required3 p2 l& s' d( N7 f; e7 y4 ^! a
14-102 Ground Fault Protection (Appendix B)5 G+ H0 g4 v, k( M+ S$ y
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
+ W& l+ W3 d& @1 j* E14-112 Overcurrent Devices in Parallel! ~% q2 _6 V9 i/ K
Fuses/ A6 E5 a7 p# J3 F) z, w
14-200 Time-Delay and Low-Melting Point Fuses8 j& L/ _/ r( t" u( K- ~7 t% E
14-202 Use of Plug Fuses, b9 W5 n( U7 M) v m- Y E R
14-208 Rating of Fuses/ Z% c; o1 L E, p* N. |
14-212 Use of Fuses (Appendix B). |* h+ x0 c& _$ b; m) n
Circuit Breakers$ }) N8 I) M$ n4 Q/ C/ ^
14-300 Circuit Breakers, General( z- l# i3 S% \/ h8 O% _. {, Z/ l: \) j
14-306 Tripping Elements for Circuit Breakers" u0 i& G, |! d# h& {0 }9 k
14-308 Battery Control Power for Circuit Breakers( a% z! v7 g$ g" ?
Control Devices - General) c/ u% j' E) n$ x2 v+ t% N
14-402 Disconnecting Means Required for Fused Circuits
) e. I/ m6 V) VControl Devices - Switches
) L' w9 T8 n9 D( ^! G9 g14-502 Mounting of knife Switches
+ ~% x- q% i0 C. k) F: E14-504 Maximum Rating of Switches
2 s1 V9 I+ r7 _9 O: v14-508 Rating of General-Use AC/DC Switches (Appendix B)
* k/ \( h8 G% f. u& i14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
& }7 d" q! X, a/ a/ t8 F# uSolid State Devices& A M: j) K% u
14-700 Restriction of Use3 s* y& s4 v6 S i, q
14-702 Disconnecting Means Required
' e# i K1 O4 u( Q- `4 K7 H; `! b, H8 T! X
Section 16 Class 1 and Class 2 Circuits
4 L) e0 E/ d# ]1 IGeneral" `$ P" C% h) N/ D
16-004 Class 1 Extra-Low-Voltage Power Circuits1 w) n# O; z+ @ A# c- V
16-006 Class 2 Low-Energy Power Circuits
2 g" ?2 R9 _/ h16-012 Circuits in Communication Cables
) t$ I2 j: X3 a0 a, \Class 1 Circuits4 G u- |/ C+ [" V
16-100 Limitation of Class 1 Circuits
4 @. {/ B) g. J9 B. g; C16-104 Overcurrent Protection of Class 1 Circuits- M6 T* f7 {) a
16-106 Location of Overcurrent Devices in Class 1 Circuits
1 w5 Q; r" Q. `+ Q' M& k& t16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers0 ~; F3 |5 Q4 x0 k$ I" K" i( ^$ B
16-110 Conductor Material and Sizes
! B! f* z6 J+ c" M4 l+ f16-112 Insulated Conductors for Class 1 Wiring
, S0 m1 |' U- yClass 2 Circuits0 {% i1 w$ p- ?8 A& J6 V6 p
16-200 Limitations of Class 2 Circuits (Appendix B)) i) Q4 W/ w ?( o2 W4 Z
16-204 Marking; x: e+ D# p" p5 O$ A5 I# b
16-206 Overcurrent Protection for Class 2 Circuits7 o; e$ V! x8 N3 K
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)! g: `% ^; v+ t; P% O
ELC: extra-low-voltage cable
' j- G- m# `/ [9 M$ H3 n; I16-212 Separation of Class 2 Circuit Conductors from Other Circuits: `' g5 R& S5 s9 W2 f, u
6 N' O. w* s* `5 E1 u: |4 ]Section 18 Hazardous Locations
/ t8 ~4 e9 Z3 r1 q! K- KScope and Introduction B- N+ x( W4 @& v2 k
18-004 Classification
7 L# b# M& \, L5 _. v! j; d' R18-006 Division of Class I Locations (Appendices B and J)' _, W+ O, m0 a" A7 u/ L0 h
18-008 Division of Class II Locations (Appendix B)
5 S6 x& B& n: ^8 D18-010 Division of Class III Locations (Appendix B) A- B% X* ~$ m8 k/ Z8 v
General
7 J6 \/ C2 h4 G! ]# G/ I0 ^7 H7 g18-062 Metal-Covered Cable (Appendix B)
0 Z; v9 I6 L6 K |& T2 Z5 tInstallations in Class 1, Zone 1 Location+ q1 w6 o; B; N! J$ s0 H( Y6 M9 o
18-108 Sealing, Class I, Zone I (Appendix B)
; C3 ^8 X1 g# e6 @6 t! g: k, a1 Q7 Q. D( H* n! m' p
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars: u- r0 J+ b2 i( A7 J, H
Gasoline Dispensing and Service Stations
& X6 |7 s- a# |/ h- n/ n20-002 General0 B0 O" x n. K
20-004 Hazardous Area (Appendix B)& R q; Q6 _; x, g
Propane Dispensing, Container Filling, and Storage4 F- m N; I# t. ]! z7 w( j
20-034 Hazardous Areas - Table 63
( M4 \# L# o. R( A' |% DCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities" G! o9 k* T- v) f2 r
20-062 Hazardous Areas/ q. e) B( J* H6 h# e' z) m$ q
Commercial Garages – Repairs and Storage ]+ i( n: Q* j# a5 r
20-100 Scope6 R. Y& u' Y2 _
20-102 Hazardous Areas (1) : m- C4 J. n8 H( x4 p
; U5 ]* B- g' L I; O
Section 24 Patient Care Areas0 V( P- R1 _# z/ N9 v1 v. G
24-000 Scope (Appendix B)# q$ Y- R4 }. j8 I2 E
24-002 Special Terminology (Appendix B)4 b9 |/ S+ {+ X3 X
Patient care area; N) m3 q* d' i2 z1 C' v% T
Patient Care Areas9 l1 ]4 y0 ^ Y& F! W4 U6 l
24-106 Receptacles in Basic Care Areas (Appendix B)7 I/ Z }( n1 Q! ?2 j+ V8 k
Isolated Systems
) D4 }% j; f9 K: Z* Y1 H% i+ @' }/ A24-204 Single-Phase Isolated Circuits (Appendix B)
2 g1 {" W/ p8 i- C+ [24-206
) j# t; }& Q7 J! z
7 V& o1 g E3 d" j; P9 ]; v/ S" ESection 26 Installation of Electrical Equipment
9 Q( s$ Q1 {( B. U8 K! HGeneral0 I. \( P& A& Q" L( T* E) B d
26-004 Equipment Over Combustible Surfaces (Appendix B)
- F2 g _- F i% c: X26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)& e5 l3 s6 H J1 Y9 d$ ~" z) L5 \
Isolating Switches
2 i5 ?+ q2 d5 t) \$ y% ?! }) N26-100 Location of Isolating Switches0 N2 C3 w! _# H
Capacitors0 k0 q# U7 I9 c; E
26-204 Guarding of Capacitors/ c5 q. e- X7 T* K/ a
26-206 Grounding of Capacitors
|0 @* z* O8 n26-208 Conductor Size for Capacitors7 D1 e% A; b- u
26-210 Overcurrent Protection (Appendix B)% u9 [) k; w9 I8 c7 ?: D* W) E
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits" L2 n# ]7 b1 n, m/ R9 q6 |# D) H
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits0 h! x* I3 K/ E
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
7 s. f8 U1 o; F/ ~26-218 Special Provisions for Motor Circuit Capacitors7 K* v) c$ @7 h' \, ?$ u c' w% W
26-222 Drainage of Stored Charge of Capacitors/ Z% Y/ A4 ]$ }1 t
Transformers
% n. i$ \% r' [. I26-240 Transformers, General; I* s$ f0 [. }0 M* O9 H7 `" o+ b
26-242 Outdoor Transformer Installations
- W4 ]2 @! M0 z8 A! u( X) U26-244 Transformers, Mounted on Roofs (Appendix B)5 A* H+ I$ g/ r- i
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
" U+ Z* W& H% E5 b+ w9 i26-248 Dry-Core, Open-Ventilated Type Transformers
* r' f- B9 w! m3 }: |$ I26-250 Disconnecting Means for Transformers' y4 d& e' s& C9 K. [: v
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V, A8 c* ] p4 T: y# t
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers( A% D5 F/ A& }: L( O
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
|1 K x, H. T( Y! c, j26-258 Conductor Size for Transformers
0 N6 A- D- s$ I" P; I+ Y1 {6 {26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
/ w, Q4 g3 k$ o) J5 @# x+ C/ R6 N26-262 Marking of Transformers
' G) f" r7 R! a2 _$ l3 H- C26-264 Auto-Transformers- q* r# l+ @3 z! M G
Fences
" L; Y; Y5 {! c D26-302 Clearance of Equipment - Table 33
) D. G+ S& [: MPanelboards, |9 {1 H% X( y6 n9 @+ C" m8 g9 _
26-400 Panelboards in Dwelling Units (Appendix B)
! O: c4 ~' \1 i3 F2 D; H" \, t4 H26-402 Location of Panelboards (Appendix G)/ Z# M8 i6 x* v6 W' L
Lightning Arresters6 g" {% K; H- d# c8 w6 W
26-508 Connection of Lightning Arresters8 X, W/ l% @$ k' m7 }" @
Storage Batteries
0 b& D% t6 W2 B5 \ M6 a26-542 Special Terminology
# |# Z7 A- ]/ ~$ w' V6 y, _26-550 Battery Installation
& Z( X% Z6 O0 R+ v26-552 Wiring to Batteries5 ^' I8 i! C' O/ [4 ?; a
Arc Lamps
$ _& l+ \) k G# f26-600 Location of Arc Lamps
# g0 Z) p$ X# `; n0 h26-602 Conductors to Arc Lamps
1 r, l- E \; @; j, s* }2 L: T/ @26-608 Globes and Spark Arresters
/ s2 l: d8 ]# J {5 |. zReceptacles8 h3 R+ R) O) Q5 k7 `( ?% \
26-700 General (Appendix B)( C) ]+ {' ~0 V! P
26-702 Receptacles Exposed to the Weather
+ ~7 J; n6 E4 ^( h$ NReceptacles in Residential Occupancies1 A) j$ w& l9 z; c4 Z8 ?
26-710 General (Appendices B and G)
0 x: f5 T% C) T' f, B7 Z( w+ C% d4 v26-712 Receptacles in Dwelling Units (Appendices B and G)
, |, E4 b" f; {7 T: D# @* H26-714 Receptacles in Single Dwellings (Appendices B and G)3 B4 L% }4 A8 N4 b Z4 C x
Branch Circuits in Residential Occupancies+ h/ s5 J+ Y& g; q$ \' ^0 r
26-720 General% p- W% `" D- o( P4 P9 i, u. r
26-722 Branch Circuits in Dwelling Units
7 v5 l+ T# D( d$ v26-724 Branch Circuits in Single Dwellings
! \% W1 `% W# a' N26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)6 T7 q E \/ N( W8 }1 o
N 26-720 (F)+ D5 k9 z2 e5 `
Electric Heating and Cooking Appliances, w0 T+ J/ x# ^* I
26-744 Supply connections for Appliances. e# q5 h: B/ ~7 ~- m
26-750 Installation of Storage-Tank Water Heaters; T- k e" U O
26-752 Infrared Drying Lamps4 F- F5 ?6 f9 q; T* s7 n) u
+ V: @) C! T0 e- iSection 28 Motors and Generators" a2 N' @4 x2 O
General4 y$ e9 y0 _# s; K' k2 D2 _3 b
28-010 Special Terminology) ^% {* e' {3 W/ _+ @+ o+ J X P
Hermetic refrigerant motor compressor
$ u* ?% }5 g& N4 rLocked rotor current rating' ^1 R# }7 X; h) w u& a
Service Factor
" m8 d* ?9 M+ ~0 L3 u9 ~Table 44; Table 45; Table-D2/ v4 \0 T4 S7 G1 ?
Wiring Methods and Conductors
f5 p9 E7 }3 d5 G* J28-102 Portable Motors S r/ W* V7 V0 Z9 N3 r, f8 o
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity9 \* ~1 f) \3 H1 Q
28-106 Conductors, Individual Motors
3 N0 D1 A# J5 ?0 q28-108 Conductors, Two or More Motors6 x# B4 }+ |- l( |$ }$ e5 N
28-110 Feeder Conductors
6 n9 z' v J/ w* s8 [7 l28-112 Secondary Conductors
1 V; u3 F5 u, e. h5 POvercurrent Protection/ q; }. K8 _/ I+ R( L8 {
28-200 Branch Circuit Overcurrent Protection
$ D4 W' B2 w; P- \+ w28-204 Feeder Overcurrent Protection
, y" m3 Z: s0 N4 S28-206 Grouping of Motors on a Single Branch Circuit
2 D* i, k/ K4 E \1 K, F28-210 Instantaneous-Trip Circuit Breakers (Appendix B)5 j9 G! C# [& a1 o+ P
Overload and Overheating Protection
+ X2 T% P- ^! X; U5 b28-302 Types of Overload Protection* l! m7 M) \. o S& p3 y
28-304 Number and Location of Overload Devices (Appendix B) Table 25
( Q" Z, n$ m/ Q/ J, ]; {28-306 Rating or Trip Selection of Overload Devices (Appendix B)
4 o! Y J7 ]" S0 {3 }7 Y3 G28-308 Overload Protection Not Required" n+ w+ h& v% N
Undervoltage Protection
/ G( F' T, m9 F* T: U- z: P28-400 Undervoltage Protection Required for Motors (Appendix B) T/ G" ^* i! `7 A3 \) C' V7 P
Control
% V) ~1 m: l6 P9 u28-500 Control Required1 N s3 x. C% t9 R3 Z
28-502 Control Location! G+ T, m" |7 W! [2 O: B
28-504 Starters Having Different Starting and Running Position
: D5 r7 z) r. A28-506 Grounded Control Circuit( x" P$ h* G/ Y% W- {) r, h. d
Disconnecting Means8 A& N: _: L7 g9 m, H* K
28-600 Disconnecting Means Required
9 U. H* }6 w. n4 I- d28-602 Types and Ratings of disconnecting Means (Appendix B)% q* |5 h5 W x ^- c
28-604 Location of Disconnecting Means
0 }/ Y; m6 M0 R y Hermetic Refrigerant Motor-Compressors1 N7 q. L& e# t, X, Y6 r. F4 @
28-706 Conductor Ampacity# x p; ], j* \* f$ ]" z
28-708 Overcurrent Protection
* e; W4 c$ W' V: E+ o1 Y4 T% Q X28-714 Disconnecting Means
" t: T- {7 j `7 y3 ^2 r0 {Protection and Control of Generators' k+ }2 c7 p# q2 ~+ l; @7 q
28-900 Disconnecting Means Required for Generators
. u+ m7 p, \) l2 i8 G28-902 Protection of Constant-Voltage Generators
+ C D; m0 h4 Q$ M1 O28-904 Generator Not Driven by Electricity
' m, E. Q5 D9 A; k& v4 D/ e, Z28-906 Balancer sets1 O& T! b3 `6 s( K# ~
28-908 Three-Wire Direct-Current Generators
2 f2 u- A6 O* C" d U; c" X
1 l0 k% r* P y- R* g4 u+ oSection 30 Installation of Lighting Equipment3 n2 u0 B. a# q1 ]! J* N
30-002 Special Terminology (Appendix B)
% h9 Y3 g. w( \5 C7 y# tGeneral- Z. Y/ f7 F; ?/ {( p
30-102 Voltage
6 q5 d: l1 I7 j9 B6 m, Z9 ]30-104 Protection (Appendix B)0 A( F* B4 T9 C7 `! {& v, t
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment% ]% X3 P. H; l" K
30-108 Polarization of Luminaires9 Z7 ^: n0 v0 w3 `3 H
30-110 Bonding of Lighting Equipment& c: p- V" K2 a0 J% q i( B5 t
Location of Lighting Equipment( m! V8 y0 Q! I4 `$ S2 K
30-200 Near or Over Combustible Material
( U/ t8 R3 e0 E' o% R6 N30-202 In Show Windows7 U1 T5 P: X4 e& W
30-204 In Clothes Closets
/ `) ?; B' K3 D7 Z4 G0 TInstallation of Lighting Equipment1 A3 t- X8 H( A) w8 W
30-302 Support
6 h( q9 \4 J& ?30-304 Outlet Boxes to be Covered8 c/ m* x- q* V- m/ z; B5 G0 w+ B
30-308 Circuit Connections; ?( c, t* ~5 \* j
30-310 Luminaire as a Raceway: c5 {# I9 [' {+ j9 f! ?
30-314 Minimum Height of Low Luminaires
5 M8 M3 ?3 V$ |3 r5 y9 d, K3 q" P30-316 Luminaires Exposed to Flying Objects
, z; _0 [2 Z9 q30-320 Luminaires in Damp or Wet Locations
: u4 h' r) J9 {( q9 V8 }+ b# N$ bN 30-318
% E( _0 W) R3 q' aWiring of Lighting Equipment% H* L. d; T+ o# i7 D8 a: O
30-400 Wiring of Luminaires7 L% O$ E4 \0 y' U3 u
30-402 Colour Coding; j7 h$ J7 f8 |* I' ~0 H. m
30-404 Conductor Insulation! m: B' D; D& `2 Q
30-406 Conductors on Movable Parts8 z! v# y# G- N9 e( y$ i
30-408 Wiring of Ceiling Outlet Boxes
% T" U5 r9 G5 n5 }% }30-410 Wiring of Show Window Luminaires
+ I, ~# N3 Z( U' R m30-412 Tap Connection Conductors0 p7 a2 V0 L; F; v @
Luminaires in buildings of Residential Occupancy. T* {* d! s) m6 G- F' I8 D
30-500 Lighting Equipment at Entrances (Appendix G)
& H& t, l* a" J2 B$ A30-502 Luminaires in Dwelling Units (Appendix G)
( b6 M- J0 h) C% q, z8 s% N30-504 Stairways (Appendix G)) q" e3 }& c3 r; h# ^ m4 g
30-506 Basements (Appendix G)
, k3 e: Z- R( x/ ^/ s! l- y, S' e30-508 Storage Rooms (Appendix G)8 z1 V8 }* v& t' e
30-510 Garages and Carports (Appendix G)) O1 h( q# l- ?+ Z) l7 [
Lampholders) t0 t; p4 u4 y/ K9 x) I6 p M
30-600 Lampholder rating with Incandescent Lamps6 U4 @/ c3 w4 [
N CANCEL
) e% { i' }0 H; o! d% [, k30-602 Connections to Lampholders1 B% b/ H; \1 H
N 30-600
) g& |# I; e& ?, C" ~$ L30-604 Switched Lampholders Used on Unidentified Circuits
+ r( l- W+ |' ~: O7 N7 O* TN 30-602' t% j' D! C2 v# p) c2 e5 r; q
30-606 Switched Lampholders with Pull-Type Mechanisms. {: n3 ]/ [9 X# h' u2 p
N 30-604
3 N9 {: r* a7 \8 a$ B- `30-610 Pendant Lampholders: B/ ^# P1 {# W' M: t# `
N 30-608: e+ m4 `1 {9 R8 J# s$ q
Electric-Discharge Lighting Systems Operating at 1000V or Less
: z$ e# m5 j! E6 A$ f30-710 Control (Appendix B)
$ J1 l4 J0 ]/ {6 r/ L30-712 Branch Circuit Capacity! [1 V9 {; r# Q' u+ h
Electric-Discharge Lighting Systems Operating at More Than 1000V7 U! P1 K6 G/ k) m3 o; k8 A
30-802 Voltages, Dwelling Units/ H6 ]% ]3 J% ~* [
30-804 control (Appendix B)
+ V4 l) x* L5 c; I1 o- q7 }' |% CRecessed Luminaires (Appendix G)
8 |. B4 X' _1 @! A# m30-902 Spacings for Non-IC Type Luminaires( {" m& L, l$ [) Z4 V* F& l
30-910 Wiring of Recessed Luminaires (Appendix B)+ |' b& F( n- I* c: t
Exposed Wiring for Permanent Outdoor Lighting" e1 N0 [( M4 ^2 i
30-1120 Branch Circuit Loading and Protection' k5 i( w" I7 y0 y0 X+ L4 h" @
Extra-Low-Voltage Lighting Systems( w1 c* ?" G; y# z8 Q) A0 s
30-1202 Sources of Supply
9 M% A9 G4 C0 K/ M8 P$ g" ?& ^' F% n! _5 X- n, g+ L! \
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
+ {, h4 s5 f; w. z# E2 zFire Alarm Systems/ D, Q' |( g% z% [/ T
32-100 Conductors9 I7 c6 l% O U
32-102 Wiring Method# z% a3 P' l% `5 ^
32-104 Equipment Bonding8 { Z) \4 @7 t# r3 U) V, L; u
32-106 Electrical Supervision
6 x! {& e( w& q+ j$ @32-108 Current Supply
& _) a# Y! |. r1 E7 _ w2 ~, D32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)+ `& ^# O" ~. }8 U: ~- f1 o$ |: f
Fire Pumps
7 P( n2 H7 p5 k; t9 g32-208 Overcurrent Protection (Appendix B)0 ?, s. e; f. g! ~/ w
N 32-206' ?% R9 k# y% G0 d9 G5 n- D
32-210 Overload and Overheating Protection (Appendix B)
$ `/ d; p) T* b. o32-212 Ground Fault Circuit Interrupter (Appendix B)$ @2 {+ e# f$ x# a' L
% O% b) @/ r( ^ F ?4 `! n9 KSection 36 High-Voltage Installations% a1 t' ~' q' p8 J; T" T
General) m% K1 O" T# j
36-000 Scope (Appendix B)# J7 z) u* H' B) n% z# S
36-006 Warning Notices9 R/ E' D* r3 ~+ m# _" a% m
Wiring Methods
# K. u) e! V, o% K* Q36-102 Radii of Bends) p0 A% [. {# k
36-104 Shielding of thermoset insulated conductors, h& W8 t# x# A0 a/ O: a
36-108 Spacing of Exposed Conductors (1) table 30, table 31* r% X* n U B/ V9 d4 B
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 340 f& T& m6 Q8 ?( h. E' J
Control and Protective Equipment
6 y' Q, i5 b5 G- [( X) e$ h- x36-214 Disconnecting Means
5 B. f( H7 S4 A* `* A- s8 J Grounding and Bonding
: x7 T: X. J1 y$ f1 i1 Z, d1 G a* t0 n# q; ^36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
! \/ ^3 V( ?4 H36-302 Station Ground Electrode (Appendix B)
9 E) \2 @) {$ _: i9 b1 f# e36-304 Station Ground Resistance (Appendix B)! K0 b; r: p8 q% S) u" S3 v
36-308 Connections to the Station Ground Electrode (Appendix B)
+ d( h$ Q" M5 L+ v( c8 z36-310 Gang-Operated Switch Handle Grounds$ }- j8 l( t0 X1 }+ D4 |& K- K( g
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
4 K* k9 z, m$ Z+ e. \" K/ ^& C$ J+ o4 R6 m. S, S) C
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
& |5 o! w: \7 C$ T4 p; s38-002 Special Terminology (Appendix B), b, g, Y: V5 J9 F; Z7 }
38-003 Voltage Limitations (Appendix B)
! W z$ P& g' ?$ S) }9 V$ l3 Y* R7 J- I* B38-004 Live Parts Enclosed
! G, @ `9 {( X. j- y4 k* F. h* M+ V38-005 Working Clearances
; ~7 N. j) v5 o8 \% z38-011 Insulation and Types of Conductors# ?9 X, _0 L+ z1 x! h
38-012 Minimum Size of Conductors
& m0 J# O0 _# l Z* I9 A
1 Q7 g9 B2 |& G* GSection 40 Electric Cranes and Hoists: ~$ e3 J$ R9 D- k/ F! o
40-008 Disconnecting Means" R/ w* }" l4 {
40-010 Main Contact Conductors
. k0 E' }9 m- t( }) h# ?* p! }. _% V; t& e
Section 42 Electric Welders
5 R# n# s6 E5 _3 iTransformer Arc Welders
! n; T7 z' w1 w! [. L: a42-006 Supply Conductors
; w- Q& f' C n
5 {& X) i3 [8 ]Section 44: Theatre Installations0 z) z5 Y) G8 M( Y% i
General5 S) H( C" P, `$ }
44-104 Number of Conductors in Raceways; l* J+ N! p& o! B$ [: H
44-106 Aisle Lights in Moving Picture Theatres4 A/ z5 J9 b& J6 X& A/ f
Fixed Stage Switchboards2 U7 ^ J$ E2 ~ C+ ?) \: P
44-210 Overcurrent Protection' M; d, Q# U* q
Fixed Stage Equipment
, Z/ T' `0 Y9 j- h9 i1 C44-324 Receptacles in Gallery Pockets
& e8 q7 F: Y2 G( k% V3 a, n44-326 Receptacles and Plugs
" p, a- ^& V. l( R
# c* ^5 |; u6 \6 U! }' rSection 46 Emergency Systems, Unit Equipment, and Exit Signs# o9 Y' L% E v# T+ C2 [6 h
General
1 V1 J: W+ }9 B, ~. c' M46-102 Instructions
/ h( l- T2 s, _& k, f5 j46-108 Method of Wiring (Appendices B and G)
! \$ P: x+ y# `Emergency Systems* I% z( t3 q4 T: ~$ e- P4 H
46-202 Supply (Appendix G)
7 c5 h: F% a- M" o9 c7 S46-204 Control) X: b/ T5 H9 Z4 A
46-206 Overcurrent Protection
$ U5 @5 y5 a3 i8 t$ j8 g4 x8 ]46-210 Remote Lamps. l. f1 m- P' C N
Unit Equipment# ^- ^0 q5 C! ^6 ?
46-304 Supply Connections- V% l3 V- k. D! d& U; B
46-306 Remote Lamps (Appendix B)" E |. i' O# w( [# G- K# A f
Exit Signs+ V1 e2 I1 @0 O& q2 H" c* K" }
46-400 Exit Signs (Appendix B and G)
" h5 z! G9 K% x& C: Y& O% ^' t- D7 O4 c7 V. `! m
Section 54 Community Antenna Distribution and Radio and Television Installations
/ q6 L5 n# m$ o+ _! G5 W! k54-000 Scope& J" m2 a" K5 P8 W' S7 x/ b' f( L% f
54-004 Community Antenna Distribution (Appendix B)* q( r0 o* n' c1 `9 k3 [
Community Antenna distribution$ x* O/ U0 \+ \5 d1 i
54-100 Conductors
7 _5 k% |! `' D# \& o3 Q' Y54-102 Voltage and Current Limitations (Appendix B)* m0 Z* F/ T5 E9 r% G$ s3 W
Protection
& y: t1 x2 p; z0 I7 g54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
6 R {$ f+ w' `! XGrounding8 ]) ~$ b" I' N3 z1 `& L/ [
54-300 Grounding Conductor
# \! O# L; O# K; c9 R' v6 yConductors Within Buildings9 E5 a2 n( a' I3 p/ s4 {
54-400 Separation from Other Conductors
# x+ Q$ P, D7 Q2 B' AEquipment$ f7 n7 G3 j7 ~% _: E& _, T; \
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
5 c1 Q' z$ j7 q( ^54-502 Exposed Equipment and Terminations
5 v; a4 [) L* T/ I( x7 ?
" m( L E& i8 ISection 56 Optical Fiber Cables
: I- l+ J9 G% h. ?4 d* TGeneral) ]. y4 A4 ?- q
56-100 Special Terminology
/ @) f. `$ E9 h. f56-102 Types
/ h+ q# @- f( ~; }% m* {4 bInstallation Methods
6 f5 F( \# A4 l! I5 J* T4 {56-200 Nonconductive Optical Fiber Cables (Appendix B); r. n$ G7 X! q! ?) k/ |9 ~
56-202 Conductive Optical Fiber Cables (Appendix B)( ?) H2 ^& o- {9 O
56-204 Hybrid Cables
h6 ?4 a0 F$ m# Y4 n, J L/ n56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B). q" Z) s0 V9 w" }* D; T
% I9 Y( N6 @' l& z( ^ N
Section 60 Electrical Communication Systems
( R2 N' e8 m! m/ s; t( MGeneral! y" A4 ^3 O. f9 S
60-100 Special Terminology
/ k6 S5 e8 G& m' ZProtection
: v) ]. c; R5 P* w7 E- D60-202 Primary Protector Requirements
. Z. I$ o! c8 a/ W2 K3 F( \Inside Conductors
& D" n/ `# {# q' N60-308 Separation from Other Conductors
3 ?% q3 M* u. a5 p! iEquipment
, u0 Y8 j3 L7 s b9 ~% I60-404 Exposed Equipment and Terminations, b& B8 N) }6 \1 r1 i
Underground Circuits
1 I: ~( X; U6 |- \+ M60-600 Direct Buried Systems1 H2 m8 n& o0 O y, f$ ^3 v& h
2 K6 r5 X: w, B' O
Section 62 Fixed Electric Space and Surface Heating Systems3 C/ n! H# h" P; [
General. a) s# T7 m z/ T
62-102 Special Terminology
8 Q' l! B1 a i; [* c' T62-108 Branch Circuits
' D5 X9 E' Q1 d" l2 Z2 Y62-110 Installation of Fixtures) t4 ~" ]" p/ E/ y+ N l
62-114 Overcurrent Protection and Grouping (Appendix B) (5)% Q" c [* e3 B- f: h9 S- s
62-116 Demand Factors for Service Conductors and Feeders (2)- \/ O1 B8 Z' C+ o' |" g. B0 l2 M
62-118 Temperature Control Devices
3 J0 y" Z4 F6 v" g62-122 Installation of Series Heating Cable Sets (4)(7)& R( M8 f0 y: |9 u7 ~+ ~+ y, t; ^ j
Electric Space Heating Systems( X8 N' R. Y8 P& ^$ i! r
62-202 Temperature Control% t* v3 o4 {2 a; X) ]# @
62-206 Proximity of Other Wiring (Appendix B), A" \* f3 c J5 Q$ C* y
62-214 Installation of Heating Panels and Heating Panel Sets
! c/ v3 m2 a/ q+ g- Z2 [$ ~62-218 Series Heating Cable Sets in Cement or Plaster Ceilings6 T* E4 {% E0 A/ \0 U5 E8 {) P
62-226 Installation of Under-Floor Covering Heating Panel Sets! ^! d6 ~$ A6 Q! G; x* _ ]
Electric Surface Heating Systems5 g9 a6 f0 W/ k: T. X- d
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface5 g7 {' T9 [6 l5 v4 C
& A) X& j* g+ J. u, ISection 68 Pools, Tubs, and Spas
; a+ j! B2 g% ]General1 K0 Z& M7 o5 z: r8 @
68-050 Special Terminology1 l3 `: M, d% W6 H* E6 L! O
68-056 Underground Wiring - Table 61
+ z9 N1 m2 J3 s6 E+ a8 q2 ~68-058 Bonding to Ground (Appendix B)$ b9 G! L4 R+ z6 \0 |
68-060 Junction and Deck Boxes (Appendix B)" x' i5 W. f. p2 m4 k0 N+ H
68-064 Receptacles: ?* m8 \# S$ K: _" W
68-066 Luminaires and Lighting Equipment* G' R1 l9 v7 K- D- {. w8 s1 \" d" O
68-068 Ground Fault Circuit Interrupters (Appendix B)$ [; [+ C& P' W; e% q* K9 J' S
& x( \4 i9 M/ j5 W* n$ P4 b+ E% ?Section 70 — Electrical requirements for factory-built relocatable structures and
, R( O5 W$ B r* J6 Q' @( Inon-relocatable structures
$ v1 |3 H& }6 M! b3 o70-130 Tests (see Appendix B)
0 L+ R7 y1 ~1 V1 ^: G
. e A3 Z7 p4 A; E2 g, s3 @Section 76 Temporary Wiring (Appendix G)7 E6 I3 m% \, n* w
76-004 Grounding8 b1 t- ]5 K$ [: O' u3 d. x7 }4 o
76-008 Service Entrance Equipment
4 J! a4 e* Y2 f$ Z$ sN 76-006
+ p; [5 f c; i: s- j: B76-014 Branch Circuits
1 x( l5 \2 c8 {N 76-012& Q) ]2 K5 g- c4 `: Z* g
3 L3 {& b. ^" D, X; u. dSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
' V3 q- q! g- ?/ G3 ?Marinas and Yacht Clubs( L" ?* G/ d1 J6 \& r! h
78-052 Receptacles
5 B( a1 d5 |0 N8 |78-056 Feeders and Services
! Y. u6 r5 v4 M/ Z/ i# I! EMarine Wharves, Structures, and Fishing Harbours
, M O" R# P6 l78-106 Grounding and Bonding
n% ^5 ?7 |2 r! R( x) zTables
) \( X& z+ R" j/ E1,2,3,4,5A,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) S; k- G0 J+ d1 h# G/ ?" e
% x9 {+ T" W' f! s9 r
Diagrams: 1, 2, 74 R! ^0 K& U8 J( {4 i2 S3 t
/ B+ F9 H5 _: N6 B1 }Appendix B1 H1 x3 ?0 z( G$ T
P352: Ground fault circuit interrupter- 6mA& z+ ?0 k" }. a$ E
P354: 2-126 FT1, FT4' b- X6 r2 k$ _
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)5 M1 \" `4 y/ a1 d! V- l
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
1 l( g2 g% ~8 C; G, O; rP370: 12-1012, 1118, 1214 Example:
4 _0 Z5 D* e; o2 H: M( pP371: 12-1108* y. B1 m: ]+ S( m3 p+ _4 }* i4 H1 N
P381: 18-108(1)(b), 18-158(1)(b)
) q6 e4 |5 c6 J8 a2 ?0 h% s# X9 zP386: 24-206
- D9 b( |1 g4 s- G! S- nP389: 26-2565 j0 V2 h6 X% N1 y
P391-P393: Section 28, Example to determine Motor Conductors and Protection& P# S6 J \' r- v5 }1 n
4 @ t5 F* T) D7 O
Appendix D; {; a- D+ o% B6 m( N' ?4 l' c
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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