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Canadian Electrical Code Review Guide! h) Q2 ~1 ^4 L# ~7 x+ d$ F# G
For the Exam of Electrician For Red Seal License
' N' r3 _! D m8 `5 X4 R8 x% Q
) t! @9 b* G1 u2 {" GLesson One9 Z. w' }5 b" c1 N2 ]) _# o
Section 0 DEFINITIONS
- {8 U$ z2 K1 M6 PThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
5 d7 c# c& c+ {% _8 p% aAccessible as applied to wiring methods9 g& `% C: }2 N% |
Alive or live
% `" _! m% X6 F2 _7 m; Y+ O. m; T9 GAluminum-sheathed cable
2 c( P" t' q/ g4 @0 r+ H. hAmpacity
: e, d$ B' F. l. ^# d: `- g6 {' v5 i' CAuthorized person; q+ j6 l+ p$ V0 u* b! X( J* [' w
Auxiliary gutter' ]6 q# G* d6 P( [/ x
AWG; c0 a5 E9 S3 K: z, f: W
Bonding0 g& `* q. ?! T2 }6 [2 D
Cable tray) ]& S2 h" z- S: c" ~2 N
Cellular floor9 z2 e. p& t6 a7 V5 s, t; I
Branch circuit- b3 W. i( L5 g; l
Bus- O: F6 _2 E4 T# M& ]0 x
Busway
9 {8 {6 E% K+ t2 z# ^; M7 `8 UCommunication circuit
5 i" V, H3 J9 I9 r9 o/ vExtra-low-voltage power circuit/ V& s! q5 z3 n: @# I1 N, Q: ^" g
Low-energy power circuit
7 [) y' C; k, ~5 E a3 h# ^% uMulti-wire branch circuit1 g6 h- n7 W; y# K# S' b5 Q5 k
Remote control circuit* ~/ K- S1 O/ C1 F# X2 `% a
Signal circuit
9 {* C, r! k# T: e. l; N9 mCircuit breaker0 G7 @+ c2 V/ @! X
Instantaneous-trip circuit breaker
3 I: a4 z! |9 Q" EConductor% I5 Z+ G+ H# K$ E. D% Z5 m( [
Conduit
\2 e( F; V0 Y. V3 u# W1 ~5 O Flexible metal conduit
6 K3 ~. x4 t1 s0 E Liquid-tight flexible conduit" R5 g% S) H/ b" m9 D
Rigid conduit7 A& K! `( q4 ?1 Q5 n
Rigid metal conduit
2 W( D) m3 h. J Rigid nonmetallic conduit
9 n; q: l' o! X Rigid PVC conduit/ `) t* k( I. e+ B0 G R& i
Connector
) ~1 [/ W d* w+ G Box connector- n- ?5 Z! S7 D8 J$ ?) }/ f
Wire connector/ g- {/ ~2 D# w3 y% U
Controller
5 w) C+ q9 }1 w& V- KDisconnecting means
& Z( l# L: j; V+ v8 sDust-tight! y8 n. y. t2 n# _
Dwelling unit6 L/ R/ V% W' d# J, `
Electrical contractor
) q4 }: H7 Y) B" G+ G: [Electrical metallic tubing
" ]0 J$ h) D. C8 J4 OElectrical nonmetallic tubing' }+ I2 B6 u# M6 O, }+ t/ t
Emergency lighting5 a6 _/ t2 ~6 F
Explosion-proof
$ G# l2 v0 c$ W* MExtra-low-voltage power circuit( h& W' T* G* l% c& f5 o# K9 j. D( ^
Feeder
; b- b6 C: W' o2 OFlexible metal conduit7 y" q# Z& V0 ]8 @: ~
Ground' s9 W+ G/ B; B6 e7 ^1 O
Ground fault circuit interrupter
9 s: z8 h [ f- r# ^) @Grounded2 U% W) @2 J6 ^- Z0 X
Grounding1 |' X( _; |& n0 }1 @5 e
Grounding conductor
) `# @0 X! L& p- Y) u# F3 x% aGrounding electrode
% P4 _8 P+ E3 [0 F& n, g7 y, ]$ b" {Guarded
. `+ K4 E& K. AHoistway4 K% z% m2 x7 {9 G3 d
Identified
( x: h/ q7 w: w; S- V/ RLampholder
4 u, P4 q0 ~' j+ s ALow-voltage protection
$ [1 [; o$ m7 ?& i& m: \( nLow-voltage release
3 \$ k5 @0 [" b; JNeutral* d. S" T' O# K, i. @
Noncombustible construction
! ]' L5 ]2 y/ _0 F$ _ qOutlet. n7 T) V% E$ k/ \6 e
Outline lighting
4 O3 r* X% J6 |& L) JOver current device2 O6 i7 L3 P/ p7 d" [8 a6 n$ c
Overload device
% ~; \/ J% M0 \3 o3 `* ]" {0 PPanel board
- a7 ^! M1 s% ~7 [Panelboard, enclosed
1 r6 Q% ~3 r+ K0 L( e7 z& XPermanently connected equipment
: E" F. F* h4 f6 |% p! ?* LPermit0 v z3 o$ m% N! L' r; Q
Plenum8 |" Q6 T* _1 ?: A7 y1 q
Portable as applied to electrical equipment; z3 {+ i( F" l8 q; C* } c
Portable ground fault circuit interrupter: Z! M" p$ s: y l" z
Power supply cord: E" N0 h# l, K$ w5 v0 d
Raceway
M4 r) C! e& yReceptacle7 H: L2 U2 v* d4 D/ J
Duplex receptacle# j2 y. J0 g+ x, ]. _, k
Single receptacle
: A2 @5 g" m) c% J+ _- l Split receptacle
( J- H3 S, G" ~2 b' }; B& Y3 B$ Q0 lService, consumer‘s
0 C1 D8 m3 U3 Z! |# K9 `Service, supply/ Z2 M1 W; ~5 f( T( s1 f, H" t+ L- Q. d
Service box
3 P( b k9 W4 s* t VService room
9 w0 u, }* l* R" B; x" z( S% HSingle-dwelling5 G- i5 }4 b/ H/ n. {: s& g
Slow-burning as applied to conductor insulation
% }; I+ t3 w- `; f0 u8 jSplitter
2 z8 y8 o: U+ t5 L, F6 A IStarter
* D, o( _* J0 c- TSwitch
8 s& z2 r2 b( ]3 i2 j General-use switch% L) T- |0 [% a; E
Indicating switch
! [/ q4 L$ K' X2 j: U0 `" E) R l Isolating switch
: p1 C N) u' \ Motor-circuit switch) u4 l" c' |2 W6 j( R6 j5 i5 {
System: F) x+ E$ e* |* B1 h# O" X3 m
Communication system. i- |& c7 z: R& E3 i1 c
Community antenna distribution system(CATV)
7 Y! l, T7 h+ m4 x6 ^% y# h( K Grounding system4 J' p) x5 k* u/ G' |( R; d
Underfloor raceway
. `+ t% ]0 i x' IVoltage:
3 Y! C0 Y# W C3 w Extra-low voltage9 ] [# w1 c7 m" {
High voltage1 ?. y/ j' e0 e1 P7 n2 t( y
Low voltage
& Z6 x5 e2 p5 g8 P7 `Voltage of a circuit6 ?! i q4 c" T+ j& U3 ~3 A
Voltage-to-ground9 K9 n+ r1 o' x2 \$ A2 q
Wireway3 O2 D& A% d0 f/ f$ ~6 Q
6 C6 t0 Z1 x2 V) V/ G0 {% W
Section 2 GENERAL RULES
7 O' E$ Q0 @8 tAdministrative
9 z4 N, i) _# b6 v' [; }2-018 Reconnection- q+ K; a: N) q- X. }
2-030 Deviation or Postponement
1 z$ }+ U, g8 k: T+ qTechnical General% x s/ R/ h6 t: m) y* D+ `7 k
2-106 Circuit Voltage-to-Ground – Dwelling units5 r/ T: M% \ M9 q5 {8 c/ B
2-114 Soldering Fluxes
/ y; T' x. Z# u6 i2-116 AWG Sizes of conductors" S9 }) N0 m K1 ^- ~. o- i
2-124 Fire spread (see Appendices B and G)
6 z3 H3 X5 W- y& z! Z4 c. S; N) v2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)8 m! W9 M! S/ y
Protection of Persons and Property
+ M& n9 ^! O' r" G; [% |8 K# `% L2-202 Guarding of Bare Live Parts
# U* f2 O0 U& _ k; YMaintenance and Operation
7 }5 {) a! e! b, o2-304 Disconnection
% m$ s4 [/ M m/ u1 @8 f' g2-306 Maintenance of Live Equipment) C. ]) t' K! R' C! }" G$ o
N 2-306 Shock and flash protection (see Appendix B)
' j4 i/ N+ `: u. R$ c$ A7 m, v2-308 Working Space About Electrical Equipment: Table-568 W" b- \( w& b
2-310 Entrance to, and Exit from, Working Space4 _" k8 b1 l9 P9 _
2-320 Drainage' _: T4 F" M5 o( N+ b# y, F
2-322 Electrical Equipment near combustible Gas Meters and other Devices$ x: @; i) M8 _
Enclosures
1 d9 S* u Y+ g4 a/ t# K2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) 8 S Z! @/ [, q* _7 H2 R
2-404 Marking of Motors: DP, WP, TE
: |, E8 L" w- e8 k; m6 l
' z( }" \* P# u: J. v% \Section 4 Conductors* N2 `, J7 e: [! m8 ^# J, ~8 N
4-000 Scope! n$ B7 B4 j; c* ~* d2 K, C
4-002 Size of Conductors: 14#, 12#/ A7 b& u! T) i6 v
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 367 @6 q; P5 n9 B5 y
4-006 Insulated Conductors: Table 198 D) z, y$ ]( _2 Y2 s2 O$ o
4-010 Uses of Flexible Cord: Table 11
( ~5 l/ }, z, }3 `4-012 Sizes of Flexible Cord- H! ~# J; R4 |
4-014 Ampacity of Flexible Cords: Table 12+ }0 Q8 A) ^# H$ h
4-018 Equipment Wire
" p& Z; N" M7 S5 _" ^4-020 Insulation of Neutral Conductors
/ b2 Q! ~) q9 L" W$ h+ C9 @4-022 Size of Neutral conductor+ |, f6 g6 c% B; _' l( t
4-024 Common Neutral Conductor
3 g* c6 y& ^& q5 t4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
( G \/ G/ z& P; D: q5 W4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum# g: K- i; D: W8 d* q! |' e: ?' q
4-032 Identification of Type MI Neutral Conductors
8 C" _! O3 C+ e, G9 ]) U- L4-034 Use of Identified Conductors1 V9 N5 N4 z3 Z m" R& ` g
4-036 Colour of Conductors: Phase A, B, C, …
, {% W% l) Y% H* h# y# i- ~3 s3 U# u$ m8 p' Q9 O* f6 j0 F
Section 6 Services and Service Equipment6 E. k9 d I1 g1 E" U8 A6 |) Y
General
0 k$ W; s( S5 [- \! _' H6-102 Number of Supply Services Permitted
0 R2 H) {' I3 R4 L. |5 _# T6-104 Number of Consumer’s Services Permitted in or on a Building
% R* F3 P( j* U2 ]9 a6-108 Supply Service from an Electric Railway System
! Q( ~: K+ c2 @. W2 _6-110 Three-wire Consumer’s Services 3 o; i- T) m6 |6 ?3 d& w2 @ W% Y4 O3 `
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors' `! z# l2 z8 q5 K
6-114 Methods of terminating conductors at consumer’s service
( I$ |8 P3 o6 g2 W6-116 Consumer’s Service Head Location: v1 k; N* b: V( Q5 h& k- s. k
Control and Protective Equipment$ a+ @2 y N8 S$ s: h; h8 u
6-200 Service Equipment
3 m% I7 T8 }7 Y- d) z; a/ P6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
5 `; d/ f9 d+ s8 p6-208 Consumer’s Service Conductors Location6 K7 T" Z' m6 X0 T4 s& u
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches6 K7 |3 k. g% U! i
6-212 Wiring Space in Enclosures
3 f9 X2 V% F: H6-214 Marking of Service Boxes" o0 F% a; H$ r* `
Wiring Methods; q: `2 g/ ?: f+ x& @/ M+ @
6-300 Underground Consumer’s Services5 v/ x- [! ?& [0 \
6-302 Overhead Consumer’s Service Conductors
i: Z" B& `7 H0 j6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable ~7 ^) s3 H$ P5 V8 ]/ ~( }
6-306 Consumer’s Service Raceways5 r. O) h/ P4 `0 K% t+ n: \
6-308 Use of Bare Neutral in Consumer’s Service
- X1 _/ q: n5 T, B# a$ g2 ~6-310 Use of Joints in Consumer’s Service Neutral Conductors$ @. Z- C! y t5 u" N
6-312 Condensation in Consumer’s Service Raceway& J0 ^9 I: G, s' R3 N i Z1 i
Metering Equipment
, Y6 x! x Y9 Q" t1 k6-400 Metering Equipment
& T: G! r, r2 H" }6-402 Method of Installing Meter Loops* X8 w4 e' w2 ?) B! J) a9 x* p; g
6-404 Enclosures for Instrument Transformers% O) [3 N# `5 ~+ A
6-408 Location of Meters8 c2 s# [9 V' N7 N
4 W9 k3 r& t: J, U) G$ N+ B# C
Section 8 Circuit Loading and Demand Factors$ \1 b; A4 }& l: z9 I( @
General
" f. x4 `! @4 t- S$ x8-100 Current Calculations% w* L/ I o, z$ {" R; ^. Z7 l
8-102 Voltage Drop ( see Appendix D)
, K2 o0 L+ s) \6 N( T2 I8-104 Maximum Circuit Loading
' l; K) R& z0 J2 i3 ^* _( g) z8-108 Number of Branch Circuit Positions
0 m% x; e; G3 z+ _. a/ n* ]8-110 Determination of Areas+ p0 b; P' w6 A3 p: W9 W. D
Services and Feeders
* e1 H" q- H$ G8-200 Single Dwellings (see Appendix B)
2 x8 Z8 F3 B" M4 `. l; D5 q7 w. }; [8-202 Apartment and Similar Buildings
! D3 | V! k1 C0 K* c# F5 J5 V/ z8-204 Schools% ^) p* ?- V* x9 E! E
8-206 Hospitals
( S3 a, H' q+ l8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy" c7 e2 R: j, }& O- [
8-210 Other Types of Occupancy (Table 14)
* ]4 b' H" ^2 ^- e8-212 Special Lighting Circuits
1 E) Y4 f, b( m5 i+ N3 {Branch Circuits
% g3 W7 W# X4 v1 l6 h$ H, z8-300 Branch Circuits Supplying Electric Ranges0 J# T. E6 Z8 L/ [
8-302 Connected Loads
|/ L9 m5 f5 L1 w3 x! ^8 F6 }. z) s; M Z; Z) P" I- g
Section 10 Grounding and Bonding
: o1 y J* v CScope and Object
* t( `! L2 s! Z10-002 Object
+ I6 o7 q+ W7 ?1 ?5 O* r) ` O. |System and Circuit Grounding+ L2 [- ^! B. P' k/ t4 Q
10-102 Two-Wire Direct-Current Systems# U! p7 t& Y" b# H. x; K
10-104 Three-Wire Direct-Current Systems
2 C5 S- p* a, a* d+ w10-106 Alternating-Current Systems/ N' Y K4 k. r8 b
10-110 Electric Crane Circuits
8 O# W& L5 Y' `10-114 Circuits of Less Than 50 V& F5 s5 S$ z9 r b
10-116 Instrument Transformer Circuits
1 H9 H; Q- W0 ^% H6 C4 vGrounding Connections for Systems and Circuits6 Q: N! k! j+ F* v& s
10-200 Current Over Grounding and Bonding Conductors4 T; }! p5 @: u" _5 Q: Z. j$ O$ f
10-204 Grounding Connections for Alternating-Current Systems' `7 Z: ]! ]- I# ]9 n4 @+ q* p; x
10-206 Grounding Connections for Isolated Systems
, S' h) E) ~. K ? e. \' P10-210 Conductor to be Grounded8 V/ n2 W q& [. m
Conductor Enclosure Bonding
/ l: t( I; R' m' P8 v- D- c10-302 Other Conductor Enclosures
- r0 R( U# f+ bN 10-304; q' E2 G. c' v* m6 e1 a
Equipment Bonding2 N- p6 l* J7 r# y
10-400 Fixed Equipment, General
0 {( |# _7 Y$ F0 K. l6 o10-402 Fixed Equipment, Specific (3), (4)
2 O4 ?& v- H6 L! k2 W; H10-404 In Nonmetallic Wiring Systems
: ~ A! ] J* U6 @1 f8 V10-406 Non-electrical Equipment
! A- r/ u7 r/ n _( ^3 f. \10-408 Portable Equipment (4)(b)
9 l* R; Q' U8 G+ G10-410 Instrument Transformer Cases
) q& H/ \ Q* |( v10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
& L$ y8 ]. {5 R- \" _# u, R( M* v1 d10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V, s! X6 }: e! u
Methods of Grounding
# x, S6 z* N% ]# n, p7 ~10-500 Effective grounding (see Appendix B)
) T. r8 o9 `6 |+ U9 N10-502 Common grounding conductors
7 A& E, m! Q; a \, w: e4 A10-504 Common grounding electrodes. f0 d3 S' ^! B" I( H- Z' x
Bonding Methods
8 A& C! }1 ~! u% H1 `10-600 Clean Surfaces
7 F3 `/ i# P9 W% h6 M10-604 Bonding at Service Equipment* c" D- ^& |6 u' A2 F' [8 b# P
10-606 Means of Assuring Continuity at Service Equipment, p, X3 i% m, P
10-610 Bonding at Other Than Service Equipment
" p' X( n P4 [" U, t9 l* P10-612 Loosely Jointed Metal Raceways
: ?/ O$ V; J" F+ n3 P5 {+ B10-614 Bonding Jumpers Table 410 ]$ E$ W' h+ k
Grounding Electrodes
# I& P' Y6 p# F" l; q4 v10-700 Grounding Electrodes$ k- w( u: A, T9 X/ q( v8 E0 v
10-702 Artificial Grounding Electrodes
7 ]( P" j' l- M# y! BN 10-700 & 10-702
, F5 K# m. B& l+ _$ x( y- a9 g9 U10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)" S, \& o& F$ }1 P, Q
N 10-702: O v% K; S7 {2 L8 j" E" T
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding. i& L9 N; k. |( V% {
N 10-702
5 k# X/ f2 g3 g10-710 Use of Lightning Rods (Appendices B and G)
7 R- |# i' V& z, t' @, D T* ]N 10-7064 V0 s, v& `% c) }: R% R
Grounding and Bonding Conductors
3 x$ e% q9 Z1 Q* g10-800 Continuity of Grounding and Bonding Conductors( V3 ] V4 [9 A5 O) p
10-802 Material for System Grounding Conductors
4 x; H* e! B0 W8 \. Q: x4 z10-804 Material for Bonding Conductors
: P5 F4 j3 i0 N$ B) y; q) Y L10-806 Installation of System Grounding Conductors8 ]( _, l3 b1 ]* z( }7 u) @) x
10-808 Installation of Equipment Bonding Conductors
& |8 l; x. k& O9 R2 i10-810 Grounding Conductor Size for DC Circuits
. k3 j ^9 u9 P4 G7 M* \" c0 h10-812 Grounding Conductor Size for AC Systems (see Appendix B)
# O, |0 |# a0 V# G10-814 Bonding Conductor Size (Appendix B)4 A$ m i* _" U" \) L0 ^
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
: ~0 k; U$ o, L g6 H0 w10-818 Bonding Conductor for Outline Lighting! f( z0 A# m- A$ e2 h* X5 U" p
10-820 Bonding Conductor Size for Instrument Transformers
$ c- m( I# X5 ]# k+ M9 \2 `Grounding and Bonding Conductor Connections4 L) ~5 V) r. ]% W: x7 P- G
10-902 Grounding Conduct Connection to Water Pipe Electrodes
! A8 ^8 W, M t1 A! |10-906 Bonding conductor connection to circuits and equipment
$ M+ l% G4 ?6 u6 d/ P4 [10-908 Grounding Conductor Connection to Electrodes9 H: M3 ]& J e" f2 k- H
Lightning Arresters
2 s' ^& y; C. p4 w; E! {10-1000 Lightning Arresters on Secondary Services – 750V or Less0 q! S O/ g: h/ ~! d
9 G* t8 a. i. C+ R
Section 12 – Wiring Methods
, P1 h7 u3 T* P( d7 H: T" gScope
# I8 Q1 l1 g# U3 a; K" ]12-000 Scope (Appendix B), m0 H" w( o9 A/ l
General Requirement: O. I: _# H# m
12-010 Wiring in Ducts and Plenum Chambers8 Y8 d, _3 `( U1 s( z) I
12-012 Underground Installations (Appendix B)
! r" k% {. }; z3 l0 `& r! E12-016 Lightning Rod Conductors
# }8 m& T: C- q! A4 _4 EConductors - General
) [0 |/ K9 X- I* {& ^12-100 Types of Conductors (Appendix B) Table 19
. H; ?9 `" y( v1 p [% S3 s% l12-102 Thermoplastic-Insulated Conductors
. N) i* J7 C6 J c/ O. f12-104 Flame Tested Coverings
|( ^9 Q3 A- E12-106 Multi- and Single- Conductor Cables) M$ M& e* t2 J- k
12-108 Conductors in Parallel (Appendix B)
, M @% c0 z# ]- P+ p12-112 Conductor Joints and Splices- I7 o! M1 i3 \
12-114 Ends of insulated conductors0 z4 Q+ {3 o0 s7 Q/ p
12-116 Termination of Conductors (Appendix B)
D9 v: S: T/ k1 ^12-118 Termination and Splicing of Aluminum Conductors6 T5 g$ j* S6 f" V, b7 ]- d
12-120 Supporting of Conductors - Table 217 c! I7 b3 K) p) i0 N& ^/ P
Open Wiring1 v p3 q3 ^7 S$ c* ]
12-204 Spacing of Conductors
) Y& K, Q! E$ A2 h) i# y12-206 Conductor Supports
4 j" @+ d0 O, `+ Q! q B$ _12-208 Conductors on Flat Surfaces
4 H7 w/ Y5 B. Z12-212 Protection from Mechanical Injury. E7 k* L$ o. S$ B$ Y' G
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises7 g7 n8 s1 _8 [( d6 y
12-308 Minimum Size of Overhead Conductors
; u, {! d: q3 y0 u12-318 Use of Neutral Supported Cables3 ~( O/ o5 R+ i! h. I9 d' j9 i
Nonmetallic Sheathed Cable
/ W. ~6 ~# H# F* T1 @12-502 Maximum Voltage4 V6 o5 O: M( d% a+ s% c
12-510 Running of cable between Boxes and Fittings (Appendix G)! s. Y. R7 e! e0 J, I
12-514 Protection on joists and rafters
+ O- o9 L, \0 P D* d; @12-516 Protection for Cable in Concealed Installations (Appendix G)
9 u" a0 y8 i! B- I7 Q8 R5 p4 E0 o12-522 Where Outlet Boxes Are Not Required
4 U* F. P3 J/ H( K8 v7 H, I+ fArmoured Cable
: ?5 L: w# l( \12-602 Use (Appendix B)3 Q: b( T& ~8 g6 |0 E
12-604 Protection for Armoured Cables in Lanes! X4 A4 ~- _) n. n' ^# S
12-606 Use of Thermoplastic Covered Armoured Cable
% b4 M# b, W: g7 n12-608 Continuity of Armoured Cable
) S* e- u) q# a/ u12-610 Terminating Armoured Cable& ]& \7 K% I9 c' M+ f# m% H% R
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
* R# A; U7 `! P$ ]12-614 Radii of Bends in Armoured Cables
7 L1 c; p- H0 g8 C/ N& u, {, R12-616 Concealed Armoured Cable Installation% G3 _; Y( g+ |+ L$ ?, x
12-618 Running of Cable between Boxes, Etc
1 W6 {4 B) n% }- W( h: ?6 ^. z& ?Mineral-Insulated and Aluminum-Sheathed Cable1 ~' m$ O0 v4 n& ?1 h" u! f
12-702 Use/ `6 `7 t5 T, n* E) q
12-704 Use When Embedded
$ h% U0 {; k2 N3 r; E( L7 u12-706 Method of Supporting
M4 X9 N( y* C# h* _1 {/ P12-708 Direct Earth Burial' x) L" Q. s& j/ `
12-710 Mechanical Protection1 q" J7 }5 G9 r
12-712 Radii of Bends
' h2 Z1 }9 K0 c1 l12-714 Termination of Mineral-Insulated Cable (Appendix B)
. e7 v' \& f* V! q% o12-716 Connection to Other Forms of Wiring
3 {9 v1 y' R9 ~- N& [Flat Conductor Cable Type FCC2 h5 e& a K* q6 l' a3 y
12-804 Use Permitted/ [1 v/ F) p1 ]9 {$ X w
12-806 Use Prohibited
; g7 E% A4 L- O V N12-818 Anchoring5 r) a4 {1 l5 S4 _9 G# o3 m |
12-820 Crossings- i' N6 j5 Y2 Z6 O& o4 m/ \0 R
Raceways - General! j6 u2 _! L0 A! `9 L! ~1 C
12-904 Conductors in Raceways/ }9 T! K8 h, {8 N$ ^
12-906 Protection of Conductors at Ends of Raceways0 ^+ A2 H7 Y* g; Z% J- g x! T4 B
12-908 Inserting Conductors in Raceways0 o; I% D' k/ n1 K
12-910 Joints or Splices Within Raceways
) F' |3 m$ ?! F! m' q' H12-912 Stranding of Conductors: y' `* @' E; S# ]9 s2 S/ W
12-914 Electrical Continuity of Raceways+ e! m: ?' y' r O0 v% \+ Y' K, q5 ^
12-922 Radii of Bends in Raceways
$ A& |4 w3 U* B G2 P: D, dN 12-922 Radii of Bends in Raceways Table 72 j' }" l; M0 c% S5 t- p
12-932 Protection for Raceways in Lanes
! ^# U# e( v$ p- `6 }12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
' N& H5 y; c$ j# ^" D7 N12-938 Capping of Unused Raceways
9 H; I/ y* Z# n2 S6 r) w X9 R% k12-940 Maximum Number of Bends in Raceways
3 o4 m x0 W! E9 m% l" v' t/ fRigid and Flexible Metal Conduit
. y. i: x% j7 W% y& N1 z, j0 V- b12-1002 Use
( G! q _5 s6 Z( [/ e8 o12-1004 Minimum Size of Conduits7 V9 a I- y/ P/ B- `
12-1006 Conduit Threads (Appendix B)
4 C5 }* T9 T& k; f& {7 f! S12-1008 Thread Engagement; C6 i9 \% d8 n2 ?
12-1010 Maximum Spacing of Conduit Supports
0 l i, P6 {5 `% k: C12-1012 Expansion and Contraction of Conduits (Appendix B)
( X/ D( L6 T' V1 i& i; p8 u8 U12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 - m7 G6 @. i W; U- Z) M) ]4 s
Rigid PVC Conduit and Rigid HFT Conduit
2 k4 }! V7 n& ~, [12-1100 Use4 ?) o3 u2 U- }; b1 ]0 t) w
12-1102 Restrictions on Use
$ W. k7 F8 e# l' L4 x7 v/ {12-1104 Temperature Limitations (Appendix B)
& Y- P u v* I2 f/ m12-1108 Field Bends (Appendix B), (2)
0 F' I7 s/ c; E, c( _$ _1 |4 ?12-1110 Support of Luminaires- R& t0 U0 N$ P$ [0 O
12-1112 Fittings
* ~, }& x2 h4 l( k `) |3 I* Y12-1114 Maximum Spacing of Conduit Supports
* {% O' s) O% n2 d; k( U x12-1116 Support of Equipment% a8 I9 ~* v/ u4 Q& C
12-1118 Expansion Joints (Appendix B example)
4 \7 B7 j# Y4 F4 w+ XRigid RTRC Conduit
" K' v' p1 N4 J2 d: u9 X' b( G12-1210 Temperature Limitations' r8 j: ?0 }* p
12-1214 Expansion Joints (Appendix B)$ j0 n2 s( P: R( Y* C
Liquid-Tight Flexible Conduit
2 W. n/ o' B4 E6 Y9 Z: a12-1302 Use of Liquid-Tight Flexible Conduit0 G! l2 n3 l3 N |! S
12-1304 Maximum Number of Conductors
' l' I6 R( f% {! e* M# \12-1306 Provisions for Bonding
& [8 w3 v D: ?9 r' Y. \Electrical Metallic Tubing
! r D( Y4 ^* Y( u1 _! ]12-1402 Use, [! k. W/ y3 ~; O
12-1404 Supports
+ {# `: n( w4 Z12-1406 Minimum Tubing Size/ f. w! x% L; A' i2 }9 z I
12-1408 Maximum Number of Conductors
% N; {$ M5 L# {1 |" M12-1410 Connections and Couplings2 s: a3 I- b5 @+ z; [
12-1412 Radii of Bends in Tubing
. l7 d2 L) O t1 `N Table 7
: k( e1 s3 s. V. Y7 l. SElectrical Nonmetallic Tubing
* p A% N( a; M12-1516 Provision for Bonding Continuity; c' l8 |9 @/ [) R( B* F4 g! e
N 12-1514
/ ]7 S1 ~: e* G9 }( dSurface Raceways
8 V, ?% ~6 U, E# I/ }( ~/ |12-1602 Use of Surface Raceway (Appendix B)# k+ ]1 g1 V# Y6 P& N A" A
12-1604 Temperature Limitations: r0 n7 _! J6 r, w
12-1606 Conductors in Surface Raceways (Appendix B)
9 }' Q1 N9 H( W7 f: p4 H" r12-1608 Maximum Voltage
% x: x; d! z) Y' E12-1610 Joints and splices
/ V: Y& k" I, ?8 [2 OUnderfloor Raceways n4 F5 S, V v+ k& G0 i
12-1712 Discontinued Outlets in Underfloor Raceways
+ ?) L6 m& T( G* ~$ Z- O0 nCellular Floors
* v W0 y( G9 }$ X0 ^. ~12-1804 Maximum Conductor Size in Cellular Floor# p# |( A; [+ U
12-1820 Cellular floor discontinued outlets. I! t5 s, I: o% ]) e; D5 q* ?; E# W
Auxiliary Gutters
1 }7 o* b+ W; G12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
5 e/ s5 ]5 S# W2 j4 u x12-1902 Auxiliary Gutter Supports( |" h6 T. P$ Q8 p# `
12-1904 Auxiliary Gutter Cross-Sectional Area# s9 |& M0 i' ~. g
Busways and Splitters
) j2 z1 B2 y# ^7 r H9 H12-2004 AC Circuits in Busways and Splitters& w7 B% j$ d. W' ^& z
12-2006 Busway and Splitter Supports
/ `0 z1 I6 _; C7 Q12-2008 Method of Installation of Busways
; `+ l6 j+ t4 I# W4 l12-2012 Reduction in Size of Busways* n* V$ Z! T6 P/ ^ X
12-2014 Length of Busways Used as Branch Circuits1 k* W/ K6 u; }5 l+ _( I$ l9 L3 |
12-2018 Taps in Splitters# m) C+ T8 C. ^- C1 U( U& i8 X3 p
Wireways
4 x5 w) f4 j, i/ w12-2104 Conductors in Wireways+ r8 c- \9 L- ?9 u# I' y4 a
12-2106 Taps and Splices in Wireways) r8 c3 Q1 x- V- d; K; t2 ?5 A
Cable Trays, E2 ?! L2 H1 d1 c
12-2200 Method of Installation (Appendix B) z( M" N1 n+ L1 X3 p' G
12-2204 Joints and Splices Within Cable Trays
M2 _* Q/ X$ z$ k$ s4 M12-2208 Provisions for Bonding6 z8 |; t) @5 o
12-2210 Ampacities of Conductors in Cable Trays: S: K3 X" ~7 Y j& ^
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
4 A! f# D- f8 x$ ^* W12-3000 Maximum Number of Outlets Per Circuit
+ S; d: e6 W7 |N 8-304
I8 u% m5 l0 Z5 B0 X% [! l) j12-3002 Outlet Boxes (Appendix B)' A7 y/ H* K2 r! X2 _
N 12-30009 f0 T4 ]- K8 L& I" c) X6 @
12-3004 Outlet Box Covers9 D: A8 U& }7 K/ k0 H0 |4 m
N 12-3002
9 u: c/ u+ Z$ J2 J/ A0 T e12-3010 Boxes in Concrete Construction
1 I2 z9 t% T, @% [N 12-3008, |5 Q5 \# s2 u" x
12-3012 Outlet Box Supports
# q' Z- w3 O# e7 u2 `2 j3 K' t) RN 12-3010
7 p/ X3 X% r, B5 \# @7 `12-3016 Accessibility of Junction Boxes
2 s; V: `$ Q7 ?N 12-30146 F' e2 X. I8 I" Y+ S4 e
12-3018 Flush Boxes, cabinets, and Fittings
' R$ ?% c% M4 K* e) \9 WN 12-30166 i9 p( W/ w! J. n/ [3 u& l) d$ X
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
8 \. B/ t) G) F2 g9 c/ tN 12-3022
; s: i0 m' d) R. o! }12-3036 Maximum Number of conductors in a Box - Table 23
9 a6 \4 d# M- ?9 s, d/ nN 12-30342 X5 {! q+ m$ d" ~3 I8 ?0 f
12-3038 Pull Box or Junction box Sizes1 _" Q5 L6 b f- k0 X" B
N 12-3036
) ]0 |" {7 l/ {$ X9 w; W+ [+ X0 Q- I+ L6 }- n( k1 m
Section 14 Protection and Control
) k: m% v( a* H. uGeneral Requirement
5 [. |" k# o- u, t) ~0 ]14-010 Protective and Control Devices Required. V. G1 f: x9 ^# A: f
14-016 Connection of Devices
/ c* g, s3 [- _ F W' X8 K Protective Devices – General6 P, i7 u* L d& I7 @ H- @( ^
14-100 Overcurrent Devices Required' C, G. y0 J6 |1 Y
14-102 Ground Fault Protection (Appendix B)
" ~8 G8 J; f; A/ ]" S% i14-104 Rating of Overcurrent Devices (Appendix B) Table 131 p& S w9 S9 Y2 x
14-112 Overcurrent Devices in Parallel
9 x. G0 t: o7 R' m/ NFuses2 }! S" {# _: V) _- b, ~
14-200 Time-Delay and Low-Melting Point Fuses1 N+ Y/ d6 t- ^: C
14-202 Use of Plug Fuses
4 @/ |, G9 r3 r6 W3 @+ O/ [0 b q# }14-208 Rating of Fuses
1 {0 }; s; {; _5 i. }) O14-212 Use of Fuses (Appendix B)& ~* B) Y$ X9 p3 a% z; `1 G/ v
Circuit Breakers
" c- u% _1 v" p, r14-300 Circuit Breakers, General
' o3 t: z' O4 [$ G14-306 Tripping Elements for Circuit Breakers# Y" ~# [/ g8 x, K1 f) r" y3 q
14-308 Battery Control Power for Circuit Breakers* h7 [* C4 Y" O1 C
Control Devices - General% V! N: a7 ]" d; E6 ^9 A
14-402 Disconnecting Means Required for Fused Circuits
' ~2 c' l# h/ r- VControl Devices - Switches
c# D9 a) \+ b* n* t14-502 Mounting of knife Switches
5 h. H7 K7 z" j x/ ~& ]14-504 Maximum Rating of Switches3 w1 {5 q+ ]' N6 D2 B5 g% L
14-508 Rating of General-Use AC/DC Switches (Appendix B)$ b$ A% _* H- L* B X3 A+ Y
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)' s6 ^6 l8 V( @
Solid State Devices
- q. r; O: I2 ~1 R$ \14-700 Restriction of Use. A- Y, h: z. f/ _# h) J
14-702 Disconnecting Means Required
6 \( p' j% F" [! e E2 Z4 o
& u% ]: H7 C. K" k' y2 n6 ^& }Section 16 Class 1 and Class 2 Circuits
& J" L3 ^* n* I, u' DGeneral
" ?- V5 {' `$ O% Q9 ? \: t* C16-004 Class 1 Extra-Low-Voltage Power Circuits
" w0 m7 o& Q& i: x+ ]16-006 Class 2 Low-Energy Power Circuits7 o/ `6 y9 Q" P- v) _$ L1 i. `8 h+ ~' R
16-012 Circuits in Communication Cables7 q. d5 n4 a+ `5 l6 [' D, @. l
Class 1 Circuits
' a+ \1 b2 t1 H, A9 i" `8 E. N16-100 Limitation of Class 1 Circuits- r9 W8 p. T4 v$ S+ o8 V! ~
16-104 Overcurrent Protection of Class 1 Circuits
/ i7 c- w) I/ r( d; {16-106 Location of Overcurrent Devices in Class 1 Circuits
" u6 m" h1 l8 m" S4 k& K16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers9 n( p( n9 g8 n# C
16-110 Conductor Material and Sizes+ l' t. \8 }4 u& t2 X/ o" ~* l- y
16-112 Insulated Conductors for Class 1 Wiring
* c- v0 Q/ w0 }2 J# l, u, v" k2 ]; i! hClass 2 Circuits
7 R2 G) u; O$ ^4 O" W! p16-200 Limitations of Class 2 Circuits (Appendix B)4 W7 C1 Z. Y7 |1 O0 z* }
16-204 Marking: W4 Z) p" X7 h ] \
16-206 Overcurrent Protection for Class 2 Circuits. P+ Z- i ?- y
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
) N) m$ Y. a$ a9 h7 xELC: extra-low-voltage cable* U, U, J( m( b+ E, W, y4 d* F/ @
16-212 Separation of Class 2 Circuit Conductors from Other Circuits3 t. h2 i0 c9 t
9 E6 k% Y3 F: X _
Section 18 Hazardous Locations5 t) I ~8 e7 X! k9 E
Scope and Introduction. L# A! c! j6 s7 F7 `: t- R
18-004 Classification7 {- |5 F4 E n3 F+ M
18-006 Division of Class I Locations (Appendices B and J)- D# d8 U/ t% b. _+ W; J
18-008 Division of Class II Locations (Appendix B)
# f6 o' K" p% `7 O" Q9 s6 m, k18-010 Division of Class III Locations (Appendix B), h8 d$ H7 c% t0 ?% e# |9 c
General
' C; ?$ N9 |0 V3 P) B' b18-062 Metal-Covered Cable (Appendix B)
# b% |% v0 d( ~$ Z' cInstallations in Class 1, Zone 1 Location
; U1 t, ?3 A* ]18-108 Sealing, Class I, Zone I (Appendix B)
8 E4 o% I! l4 V( L& ?; u4 l9 ]0 _# @3 I7 r, C
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
: i$ c& i" A& q N. ]Gasoline Dispensing and Service Stations
9 K" a' z1 j" G7 C/ M7 A# }1 B3 U! R20-002 General/ o9 K; F! E9 ^7 D
20-004 Hazardous Area (Appendix B)8 m5 B+ @( W# F9 e$ f+ F
Propane Dispensing, Container Filling, and Storage$ e. t1 i" `" [& B8 B+ t; P$ X0 `7 @7 g: w
20-034 Hazardous Areas - Table 63$ H) h# T: Y/ x, W5 b. f9 g( k
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities& B6 m4 j& p; {/ V
20-062 Hazardous Areas
6 v) Z6 |* h. T/ Y2 X5 vCommercial Garages – Repairs and Storage# x3 a9 E9 \ m& X2 L E6 o
20-100 Scope" ~6 A. a& u. O' ?% [ C0 p1 u
20-102 Hazardous Areas (1) : J# E) L$ ~$ J v9 u4 j
6 M# O- D5 q, T+ Z& ~Section 24 Patient Care Areas
' L- |1 A; w% H) D, [: V24-000 Scope (Appendix B)& Y" e7 {3 i0 t0 p, l3 _ s4 x
24-002 Special Terminology (Appendix B)
8 k# u# U6 S% G% r' X Patient care area
: x) |. ~! ?& G% N+ ]Patient Care Areas
~2 _- m X5 h$ x: m& E9 W24-106 Receptacles in Basic Care Areas (Appendix B)
; `0 s; s0 G! V& A1 ]3 P. hIsolated Systems" p1 I, v! X3 q& r! I2 ]
24-204 Single-Phase Isolated Circuits (Appendix B)0 c8 B0 S' z _1 Q9 h3 j- D3 t7 @
24-206
$ B" b- w+ x" s% u' \
# {) y5 t% U3 W& i; V+ BSection 26 Installation of Electrical Equipment
/ e1 ?" e, Y% eGeneral+ X% G9 Y6 ~3 p3 c* c: o
26-004 Equipment Over Combustible Surfaces (Appendix B)2 d9 @3 w" O" G9 k$ k" m9 e* ^
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
& V2 \ A0 }6 N+ ]0 L Isolating Switches
( j5 h7 x6 E- Y26-100 Location of Isolating Switches, Z1 D1 ]# x9 r! F5 ^: w
Capacitors
A; D0 ^1 Y1 I& j3 T+ w& q! v0 x26-204 Guarding of Capacitors2 t) O. _+ Z$ C
26-206 Grounding of Capacitors+ [8 z9 B0 s d. C; f& I
26-208 Conductor Size for Capacitors
4 S' a4 u* |( i0 O) F26-210 Overcurrent Protection (Appendix B)2 L. K7 s. a. k7 P7 c( Z
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits/ U9 t) ?5 Q4 m c+ @! M
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
5 u3 w# h; z, M; K- O+ m' M' U, ]26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
: a r+ b0 m/ J' r2 k26-218 Special Provisions for Motor Circuit Capacitors
* C# V2 x F! k# L26-222 Drainage of Stored Charge of Capacitors( g! }/ q& o0 V* {& m
Transformers+ z- \" @4 `* D) y, `1 Q8 {
26-240 Transformers, General
5 [" [* |/ n: c( J* N' `26-242 Outdoor Transformer Installations
, U9 d3 k9 |! n- q% v X/ T! _26-244 Transformers, Mounted on Roofs (Appendix B)$ F9 _( Z0 e3 F' Q( p
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
* j$ Z. z' f; Z/ n7 s8 q1 Y' p6 k9 H1 V26-248 Dry-Core, Open-Ventilated Type Transformers- o3 U3 x& f9 G# F+ }' A3 |
26-250 Disconnecting Means for Transformers
% V5 t0 c6 i" N9 b26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V" I0 P2 y9 Y4 U. ^! o
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
8 O7 w. U$ N- w26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
/ ~0 f" F, y2 I26-258 Conductor Size for Transformers
/ W$ J* B& I7 G r4 {' Y1 i% q u26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
' U& D/ s6 D6 q26-262 Marking of Transformers$ n" l8 F7 a2 x& ~+ G) K& y0 J* q
26-264 Auto-Transformers6 M2 E3 I9 W* A6 i1 b9 j/ A
Fences: Z5 J0 n$ f1 O' n, N7 o% x
26-302 Clearance of Equipment - Table 33
( J2 Y/ S0 s8 D% Q6 J0 f# N; C+ tPanelboards4 q0 M8 k, L: j$ Q; z
26-400 Panelboards in Dwelling Units (Appendix B)6 a2 o* ^: ]) m) |; a
26-402 Location of Panelboards (Appendix G)
+ a0 ?/ H) |7 \. bLightning Arresters6 j5 B+ z- I3 u" M' Q; w( t
26-508 Connection of Lightning Arresters% W4 v: t b+ m$ y4 p
Storage Batteries: g6 T) R/ T- R0 ^; h t, C
26-542 Special Terminology; O6 ^4 z7 T0 @8 C$ c# a. D% U
26-550 Battery Installation
0 C, H/ x, V8 z) t26-552 Wiring to Batteries8 `" B' ~& _- z3 ^4 S; K, H
Arc Lamps! X3 l5 H' r0 x [
26-600 Location of Arc Lamps
7 Q1 b. `! t+ Z/ u26-602 Conductors to Arc Lamps5 h3 U9 i% ~# A1 d
26-608 Globes and Spark Arresters* e) r1 {5 t- ^3 w% E2 @+ S
Receptacles4 d: K. a3 b2 O
26-700 General (Appendix B)
* j. i) h: L4 O. y: }26-702 Receptacles Exposed to the Weather# q7 K1 ?+ O; m: D5 t: v% h
Receptacles in Residential Occupancies, v0 Q1 `& v ?" i; P
26-710 General (Appendices B and G)
+ m/ w3 m1 A: u% E! }26-712 Receptacles in Dwelling Units (Appendices B and G)6 S' {! _; c* I7 {8 p$ d. x' s
26-714 Receptacles in Single Dwellings (Appendices B and G)5 ~' L6 x7 `6 u0 ^ {- d2 z% ~
Branch Circuits in Residential Occupancies% H; j$ r5 h8 I0 E G9 S6 a
26-720 General: E$ p5 j& N1 E. ?( V, Y9 y. [
26-722 Branch Circuits in Dwelling Units- i0 v; g! Z, d! |7 s6 Q
26-724 Branch Circuits in Single Dwellings# p, q# A0 P! k2 k1 L; _
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
( ?6 V3 N/ \8 V# |2 `$ \( J. EN 26-720 (F)" R; ^. y G, c
Electric Heating and Cooking Appliances6 f q9 E% H9 S. l
26-744 Supply connections for Appliances
J9 \& h. O8 d% a- D26-750 Installation of Storage-Tank Water Heaters% m' |) ?+ x! E- M& w
26-752 Infrared Drying Lamps5 m4 B( B/ G. Y6 x$ A+ ?/ l, I" h
, H0 d7 v; R/ H; M
Section 28 Motors and Generators8 q# z& Y# h- w) k; H
General
4 \& K8 g& i$ }2 a5 R" {1 {28-010 Special Terminology
( C5 s2 E0 x& Y! _% B4 _( \Hermetic refrigerant motor compressor5 [2 ]+ e' S; w, y$ v
Locked rotor current rating/ {% U0 O7 V3 v' C. ~
Service Factor4 N. _2 D4 r7 E. _
Table 44; Table 45; Table-D2
) ^! N" T7 l; V p/ {$ u3 h+ a4 nWiring Methods and Conductors; h& ^2 s1 W+ o' y" n5 t& t+ x
28-102 Portable Motors+ L7 W, T' D' M1 `- `$ C# a
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity2 J& Y3 q5 I; t& r7 Q
28-106 Conductors, Individual Motors
$ f5 E, x: w' f: Q# b28-108 Conductors, Two or More Motors+ z- s1 \9 y0 d
28-110 Feeder Conductors4 X% s: d; H/ G G# F* `! {
28-112 Secondary Conductors5 |9 n8 } J, e4 Q2 P5 |# L: @
Overcurrent Protection
& F: h; o5 Q7 G28-200 Branch Circuit Overcurrent Protection; W a2 I+ l1 H. h* U1 B
28-204 Feeder Overcurrent Protection# V0 N, K8 ?2 J' R
28-206 Grouping of Motors on a Single Branch Circuit+ I/ s9 q9 Q6 l; }$ X; o6 E
28-210 Instantaneous-Trip Circuit Breakers (Appendix B), Z9 C: t% k( l& d% ]1 I5 z
Overload and Overheating Protection
( R# f& s( G5 M' z28-302 Types of Overload Protection
7 D* h9 ` v/ @) G28-304 Number and Location of Overload Devices (Appendix B) Table 25+ p9 G( p4 ?( F5 _- Z
28-306 Rating or Trip Selection of Overload Devices (Appendix B)6 I4 |1 S6 H! F, D' X2 X/ b
28-308 Overload Protection Not Required0 R5 M* l$ [, Z$ v- e/ h
Undervoltage Protection
/ |- r1 |% w! F28-400 Undervoltage Protection Required for Motors (Appendix B)
/ w6 ~2 ^, Z9 O& W1 k( S3 }! K, rControl/ \ A( f+ a0 r3 B$ r8 t
28-500 Control Required2 Z* ~. C) [9 v; ?: y) Q
28-502 Control Location3 d, f/ c$ b# B
28-504 Starters Having Different Starting and Running Position# |" y% [- d% O) v
28-506 Grounded Control Circuit
- F. u3 {( F4 c7 S9 {* XDisconnecting Means
' W l* l }9 D6 b9 R n! ?9 _28-600 Disconnecting Means Required
1 x3 e3 f4 R% s9 x# Z0 L28-602 Types and Ratings of disconnecting Means (Appendix B)
" r5 q6 Z8 P0 ^0 S" v' [28-604 Location of Disconnecting Means" K& p( |. ~6 @7 a
Hermetic Refrigerant Motor-Compressors
9 h( ^5 Z6 y; T- t! B- Y/ V28-706 Conductor Ampacity1 Q0 D% Z: k7 N! y0 P M6 `* m
28-708 Overcurrent Protection) E$ E5 ~% n2 S
28-714 Disconnecting Means3 S1 f! C+ c9 t T; V) P
Protection and Control of Generators' F& ~$ }8 @( R; X/ z3 |* Y
28-900 Disconnecting Means Required for Generators- P3 W: u/ w) d5 k3 j* l
28-902 Protection of Constant-Voltage Generators
/ K; s+ W3 h1 i c28-904 Generator Not Driven by Electricity
6 a% Y: A0 a8 Y: C' u* F7 C* S& n9 n28-906 Balancer sets' ~0 k. e# C5 i, D# l# n
28-908 Three-Wire Direct-Current Generators5 d8 V6 d4 V9 A7 s$ f& |2 c
j$ A! S9 @! c. t7 a' C. V5 j
Section 30 Installation of Lighting Equipment# O. }& {) ]9 S. C
30-002 Special Terminology (Appendix B)# G6 {+ z, J5 B# r9 |( a
General
, k+ Q7 G, a) C" M/ {30-102 Voltage; ~1 u/ B, c2 n1 v+ N: T
30-104 Protection (Appendix B)% q" ]# ^% T1 M9 _; V, E1 s" `
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment7 o1 w9 R0 c9 u" ~* w
30-108 Polarization of Luminaires7 {1 Q' t6 v0 N1 O; Q# I4 U
30-110 Bonding of Lighting Equipment% V. |5 X* J7 j- `0 u Y9 q
Location of Lighting Equipment4 B6 a! ^) v( D; `. ?4 f5 J
30-200 Near or Over Combustible Material9 \) `$ ?# z' G7 j' J+ `( V
30-202 In Show Windows
1 }/ X" P1 l+ O+ }" u1 `30-204 In Clothes Closets; d0 w# |1 [+ C7 h5 k. O% [# ~ C5 r
Installation of Lighting Equipment1 O A3 I2 m; Y0 e
30-302 Support, R7 [- `) l0 Y$ x" Y6 X6 P
30-304 Outlet Boxes to be Covered
; ?4 A8 P8 U+ D+ m30-308 Circuit Connections
$ l3 R) N2 M3 A) ]2 L' ?/ w% _30-310 Luminaire as a Raceway+ P: W3 [; b6 b! ~4 l& I- l4 U
30-314 Minimum Height of Low Luminaires
/ }& \$ F2 T' i- u$ } K w) L/ X30-316 Luminaires Exposed to Flying Objects
( j8 D+ A: N5 w" I6 f30-320 Luminaires in Damp or Wet Locations' N6 u' \2 D6 ~# z' R
N 30-318 B* g4 g- o) c+ w8 H
Wiring of Lighting Equipment4 M, |! |, J; B3 J
30-400 Wiring of Luminaires8 m* b( S7 S/ S4 y) U9 }
30-402 Colour Coding
( S% f' X1 L& p; \30-404 Conductor Insulation
1 n% S8 E+ H; s/ u30-406 Conductors on Movable Parts
9 \" D) m# ^' o1 j30-408 Wiring of Ceiling Outlet Boxes
+ O5 r$ m6 Y8 u7 n; c5 Z( L30-410 Wiring of Show Window Luminaires5 f" U* a! y4 n* r% J- e
30-412 Tap Connection Conductors
) u0 K8 P$ N- a- f4 FLuminaires in buildings of Residential Occupancy6 J: w4 G# w- t/ u
30-500 Lighting Equipment at Entrances (Appendix G). M7 C8 y* t* G1 l( G" X2 W
30-502 Luminaires in Dwelling Units (Appendix G)' L$ r# v7 d* O' P3 v& r0 d- {- z5 X
30-504 Stairways (Appendix G)0 y3 K5 e* T. f# \; `7 z/ ?
30-506 Basements (Appendix G)
* h* c+ B1 W( ^, T9 c8 g! f: _* A3 e( M' o30-508 Storage Rooms (Appendix G)
6 D7 b" h/ m; A2 M- S30-510 Garages and Carports (Appendix G)
$ A5 M9 p0 c6 [' v& r7 [; Y8 r4 mLampholders
9 i ?7 T$ @& C R6 m- h8 [30-600 Lampholder rating with Incandescent Lamps: q( m& W& P# z d
N CANCEL8 ]3 c W! M! Z2 C( |5 _
30-602 Connections to Lampholders
3 z4 R( w2 J& fN 30-6005 ?2 T- N. y% _) N4 L8 C
30-604 Switched Lampholders Used on Unidentified Circuits3 f5 T1 p% Q& S F- O1 P( c+ A
N 30-602
4 @3 `! c4 J# W2 d. V30-606 Switched Lampholders with Pull-Type Mechanisms3 S/ O* O { B, |5 S2 B- T4 r
N 30-604
8 `" t, h& |* y b30-610 Pendant Lampholders$ l8 Q8 O! Z8 A4 y! D K' I
N 30-6080 l$ |; _! V9 G3 H: J6 w
Electric-Discharge Lighting Systems Operating at 1000V or Less
( u; d9 x3 b2 ^8 T/ k* y# a3 k30-710 Control (Appendix B)" D) e! ?. B9 S8 G( L. N, R7 p
30-712 Branch Circuit Capacity
; @4 w" L) u2 l6 _$ V' O% P; |Electric-Discharge Lighting Systems Operating at More Than 1000V+ K9 [2 G0 L: \2 v: i
30-802 Voltages, Dwelling Units# t$ p0 b, F! e1 n8 q; [1 {1 U
30-804 control (Appendix B)
/ G3 W) a" O6 ]/ {Recessed Luminaires (Appendix G)
], y) t, P0 [3 k5 ?30-902 Spacings for Non-IC Type Luminaires2 s: _3 E D- G2 o! ]) i
30-910 Wiring of Recessed Luminaires (Appendix B)" g4 g3 [# V' p
Exposed Wiring for Permanent Outdoor Lighting* I3 a+ O! Z, ~4 p
30-1120 Branch Circuit Loading and Protection
1 d2 r* `4 [ _* _2 M/ U) JExtra-Low-Voltage Lighting Systems, W' P: ?, P6 e/ x
30-1202 Sources of Supply6 N W h( r/ J8 _& f
5 ~; G0 a( @- U0 m# u* T
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
# a, j }# R9 G& l8 S, M# ~9 w- [3 XFire Alarm Systems
0 W8 q- ~# c+ A' a) W% `; w32-100 Conductors
6 b, q; N. H! V" e32-102 Wiring Method
8 j7 r# m: M% V6 |9 ]2 I! Q* r32-104 Equipment Bonding& U* d6 \; T, l. q) U
32-106 Electrical Supervision
5 R e {( L4 L2 ]32-108 Current Supply4 z' G) W2 ?6 B3 e
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
4 \/ l& F/ E# g0 f: xFire Pumps
# j5 b. ?0 K4 i$ Z, v4 q32-208 Overcurrent Protection (Appendix B)0 b: |9 q, m" z; S6 Y ^
N 32-206( b( ^- H `: ?" d1 b/ K- n
32-210 Overload and Overheating Protection (Appendix B)
$ i% t6 n/ ] x( C$ n/ c8 S32-212 Ground Fault Circuit Interrupter (Appendix B)
0 W3 _' R' t! Z- |% P5 ^ \& \( Q, K) p4 n( O/ h4 I: t$ q
Section 36 High-Voltage Installations
7 k0 l: I) Q; [ V7 VGeneral1 r+ I; r3 x4 i4 j
36-000 Scope (Appendix B)
6 g& M6 o; n& }: D7 f- w36-006 Warning Notices
$ O/ W: V1 _) k; E1 H# z( t1 o1 Y3 LWiring Methods
' e9 A, h7 [& v/ I m9 @36-102 Radii of Bends' F5 W& f5 B D- W' N. O4 R
36-104 Shielding of thermoset insulated conductors
4 j( C: P$ U5 E' K' g& D- }36-108 Spacing of Exposed Conductors (1) table 30, table 31
) V8 S- P7 D/ l: P+ @+ c36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34& R w; g. A$ e% w9 y
Control and Protective Equipment7 \: ^& T1 W1 [. E5 O* D$ ~2 n
36-214 Disconnecting Means; ~5 _' a& h8 V: V. Z
Grounding and Bonding
! t. K# z) {3 t$ ]# _! V36-300 Material and minimum size of grounding conductor and ground grid conductor and connections2 S$ x F+ r1 m6 B; T% m
36-302 Station Ground Electrode (Appendix B)5 N2 A# V I9 N, `$ S
36-304 Station Ground Resistance (Appendix B)
& f$ K7 g! v! ^& ?36-308 Connections to the Station Ground Electrode (Appendix B)
3 Y! Z* D1 y' s) Q% D( {1 m36-310 Gang-Operated Switch Handle Grounds
0 S0 M# E+ k2 {! T3 x5 w3 I36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations$ a$ k1 H ~1 R" w7 S- {
! [- m2 I; Y2 e% b
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment6 J6 o5 b- _7 |9 c+ h
38-002 Special Terminology (Appendix B)+ V/ U% k# i4 y, q/ ^
38-003 Voltage Limitations (Appendix B)
. S# A8 P- u$ ]2 e( ]7 x38-004 Live Parts Enclosed% U6 E. K5 ^+ P" [' w9 H$ |
38-005 Working Clearances
) D7 ~; K a5 g: G$ ? ^38-011 Insulation and Types of Conductors
) g: f+ d7 k! A: j+ j! y4 Q3 {38-012 Minimum Size of Conductors( E; E+ f2 P( {% ?2 A0 f$ T
- Y4 ]& Q& w+ `' X0 FSection 40 Electric Cranes and Hoists
5 d2 r/ b( t" R; G8 |- r40-008 Disconnecting Means+ T j/ n! Y$ g9 r! T
40-010 Main Contact Conductors: h& P& ^9 B, k% R: V
1 O3 C5 A( e2 ~1 C
Section 42 Electric Welders- J/ L# O5 X1 q' r
Transformer Arc Welders/ p- K8 C0 w% |+ P7 e8 C' k) R
42-006 Supply Conductors
9 J( w" U) r3 Y; o* t( M) H D4 c) _$ G9 W( o' l+ H9 |
Section 44: Theatre Installations" m3 p' b: S3 J, W$ z) b
General
, g7 ^3 v4 U* Z* c44-104 Number of Conductors in Raceways
" O6 N! z( q! ]44-106 Aisle Lights in Moving Picture Theatres: v; n' s9 B1 Y, U4 @+ [% t
Fixed Stage Switchboards
+ k. Y* t M& D/ L' E44-210 Overcurrent Protection
" i# m8 I6 u6 _0 yFixed Stage Equipment0 l: i" t2 |+ n7 S" y) N' e
44-324 Receptacles in Gallery Pockets
9 S, K6 l3 b# H! N9 k6 w3 a# {44-326 Receptacles and Plugs* Z( C- }6 F, ~- a
$ H0 n. {2 |9 @- G- m2 pSection 46 Emergency Systems, Unit Equipment, and Exit Signs
2 U/ n4 \7 F& DGeneral
! n8 O) G. o+ P46-102 Instructions+ K0 F i: W) _8 l
46-108 Method of Wiring (Appendices B and G)! C6 K7 W8 z- m# v! `3 Y( M1 R
Emergency Systems
# V# z' H5 r' ]0 c/ F( h46-202 Supply (Appendix G)# y( ~3 d @" I; v6 w" ^# w
46-204 Control5 t7 I0 D4 Y6 k- r
46-206 Overcurrent Protection+ [6 H7 U/ r& s
46-210 Remote Lamps: A: P( S- b" P( R6 u$ Q7 B
Unit Equipment, [7 E; u& g/ n; @
46-304 Supply Connections
; [- i; ~$ h$ o9 k- x7 J# ?46-306 Remote Lamps (Appendix B)
8 U6 Q- i% W# X% y0 R8 XExit Signs
2 U3 c5 i* ]- D8 X+ _46-400 Exit Signs (Appendix B and G)5 K' K9 ]+ D2 `) R4 ]; w
- o6 O8 O0 q& i+ w1 _" v2 N1 P0 USection 54 Community Antenna Distribution and Radio and Television Installations
|1 N: S( g# x54-000 Scope
; B! o$ E- w7 a0 ~ A; N54-004 Community Antenna Distribution (Appendix B)
, x9 _) r3 H- g- uCommunity Antenna distribution: {" H6 C( P/ E* U6 R' S5 v) A
54-100 Conductors5 r6 F* i6 z' ~# ?5 c2 F: _
54-102 Voltage and Current Limitations (Appendix B)
! p5 O2 W/ r1 y, @& f$ b; CProtection8 A8 `% B0 S; f7 w5 `3 Z
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
. @/ t7 V) Q! I8 [Grounding) w# D9 D; ?1 v8 G4 V
54-300 Grounding Conductor. e+ e7 b+ ?* K2 Z/ f3 c2 K
Conductors Within Buildings
) `8 \( G: Q3 n5 ?% n7 @ j* ]54-400 Separation from Other Conductors
! P9 M9 t! G( k* yEquipment
& R/ @8 y7 k9 A: D: _: H54-500 Community Antenna Distribution Amplifiers and Other Power Sources
- w! n4 E! }" N54-502 Exposed Equipment and Terminations3 y2 M. K9 Z, V( B, k$ c
9 x/ R9 A t% A5 x0 q7 N$ E
Section 56 Optical Fiber Cables
% J5 P9 I1 u# k/ PGeneral' a# k9 w6 C! L9 g8 n( N% A
56-100 Special Terminology
) w4 t6 Y% P* K, h$ _& Z+ v' |56-102 Types
: |% i) v/ ^1 qInstallation Methods( O* b! H: F- P n
56-200 Nonconductive Optical Fiber Cables (Appendix B)
% X- [# @/ b; X6 k) H5 }) e$ q! B56-202 Conductive Optical Fiber Cables (Appendix B)8 v7 C" c& S# _
56-204 Hybrid Cables: a3 z$ I0 p6 v$ `+ G) l1 I6 \
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)* \$ C* t% m% i# \
" X. I: S3 w4 V
Section 60 Electrical Communication Systems
2 l( L" n U. T) ?$ l: E( j) LGeneral
) V4 N' F0 n4 ^# p* j60-100 Special Terminology
3 q) j- A7 c6 X5 ^3 @& @' QProtection' _% S* ^6 c# K$ R$ p4 L
60-202 Primary Protector Requirements8 S# x- i& u- l4 ^6 N2 `8 r
Inside Conductors- S9 D4 `- S) b% z) ~+ o0 S
60-308 Separation from Other Conductors
# k# b! ~& N- S) k, `: T& }3 xEquipment
9 Z/ M+ u3 C5 G$ C/ V9 a60-404 Exposed Equipment and Terminations3 Q+ S1 {" O2 `7 ~
Underground Circuits
3 M6 g; ?6 z2 O* X3 f60-600 Direct Buried Systems
: w- J8 H2 I' X
3 ^2 ~9 D1 c# P+ ~% USection 62 Fixed Electric Space and Surface Heating Systems! D0 J& p* S& ?1 i9 e* [) d3 K- e( I
General
" {' Y; n0 n8 H, J/ S3 ^62-102 Special Terminology
3 ], P: h) N$ c62-108 Branch Circuits& G4 Y1 t* a) m* I5 g) Y0 g
62-110 Installation of Fixtures. J8 U' ?1 c$ a2 N+ S
62-114 Overcurrent Protection and Grouping (Appendix B) (5)$ q6 u$ B) K% ~* {
62-116 Demand Factors for Service Conductors and Feeders (2)* w @. a6 b& S3 e
62-118 Temperature Control Devices0 }% s% @, u4 R" E
62-122 Installation of Series Heating Cable Sets (4)(7)
: @; H9 R( w( x9 mElectric Space Heating Systems6 Z, i$ y4 e5 F2 T& d2 z0 s
62-202 Temperature Control- B2 Z! G- D: }: |$ j1 g
62-206 Proximity of Other Wiring (Appendix B)1 A' b) E/ i4 ]' n+ J; T' v
62-214 Installation of Heating Panels and Heating Panel Sets
) _# w7 K' a& U62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
, v+ Y# o/ q& }3 [! s2 d; ~62-226 Installation of Under-Floor Covering Heating Panel Sets2 n" ?% c5 P! m
Electric Surface Heating Systems
/ G. p6 Y1 |2 t7 {0 ~62-306 Heating Cables and Heating Panels Installed Below the Heated Surface8 K( {0 D3 C2 N: J* {7 \: n
% _6 Z' o" d4 H" c0 Z& C
Section 68 Pools, Tubs, and Spas
) y+ T& Y+ q$ vGeneral
" j) g- Y- I7 c; g r- t( A- Y$ x68-050 Special Terminology
0 \- f0 D7 D0 m- t/ b# u+ [7 w68-056 Underground Wiring - Table 61
5 ~1 W8 }7 L' D* h/ P* Q68-058 Bonding to Ground (Appendix B)) @/ S/ S! s7 V4 I8 R: W3 f/ J
68-060 Junction and Deck Boxes (Appendix B)
* j) d/ N5 R: N1 f: f7 l! `68-064 Receptacles
( e3 E0 X! i( p G2 d7 j68-066 Luminaires and Lighting Equipment
' z0 ?- q; K1 X1 w68-068 Ground Fault Circuit Interrupters (Appendix B)
1 k3 ~) k" [% r' K! Q5 h9 Z/ ~9 h4 @& [% i4 |* O% h
Section 70 — Electrical requirements for factory-built relocatable structures and
$ ~/ o, e. ]( V0 z6 P! v, pnon-relocatable structures; S8 Z, [9 f, U2 l* G
70-130 Tests (see Appendix B)
) n$ i/ N% U# _( ^. \5 {0 {
3 w( Q% w, m$ p6 xSection 76 Temporary Wiring (Appendix G)% g" d" q* f* N7 P2 ]' ~
76-004 Grounding
. R, p: ~( ?1 u' e" k76-008 Service Entrance Equipment( C: H/ p: ?; r, @, ?; M
N 76-006( p) {5 ]" ]* ?) c3 {6 c
76-014 Branch Circuits! _: \) z2 w- j) n
N 76-012
8 Z; X; O4 i& [9 ?" {3 C0 G1 H8 s
y, L1 {6 @. s1 {& W3 f% DSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
& V% y, H* U! w, X5 v: M6 n; u: M9 [Marinas and Yacht Clubs
% I) x7 [# z, w: \0 k78-052 Receptacles% [+ i+ I6 s7 i2 O; R9 O, s' K$ p
78-056 Feeders and Services2 \5 I& L& p, X) n0 s) [, [
Marine Wharves, Structures, and Fishing Harbours
' |% i) j4 I. H1 h2 k! M78-106 Grounding and Bonding
: f7 p+ Q. k: L1 M0 [4 y; MTables$ T( U c) d7 z! X( A& c9 ~" m& P
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, x4 J! H, N" E5 b; V# X
. l* X) a: x9 K, [3 a& Z! c0 pDiagrams: 1, 2, 79 @1 c Z; Y, d: _/ |
1 N5 P7 J' ^* _. N5 L6 P
Appendix B
. g1 @+ ?$ R; p/ e5 @- D+ zP352: Ground fault circuit interrupter- 6mA
; k+ L0 f" V% t- iP354: 2-126 FT1, FT4& |9 G5 J% \. `6 `' s; f
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
; T0 Z% l/ k8 h) k& B2 qP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)& a# a6 Q# N3 b5 c# L6 K4 P
P370: 12-1012, 1118, 1214 Example:
/ M+ v+ S3 R% @+ x7 Q! {& M) JP371: 12-1108
: P5 c, c* i4 u; H& s0 a) \P381: 18-108(1)(b), 18-158(1)(b)
: p/ I; O" T* j O Q$ p6 ?. Z, o7 l& [P386: 24-206& j k/ e# R/ [; O4 w& I2 ?# I9 Q
P389: 26-2566 L( b7 g7 [! P+ ]
P391-P393: Section 28, Example to determine Motor Conductors and Protection# g& S {" u0 i3 i' a
1 U; `/ E" d4 g( DAppendix D1 a4 e/ ~: C1 J3 P# Y& r6 g
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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