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Canadian Electrical Code Review Guide
& _1 a8 R$ D' _. k0 J* SFor the Exam of Electrician For Red Seal License, {3 G4 s) T/ X4 Y# _
! L$ K6 V. R7 Q6 O, y$ H
Lesson One
/ H$ Z* a4 A" {/ q. u2 F# i5 I% DSection 0 DEFINITIONS2 H9 I5 o2 F6 f% s7 m: @ Y
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:2 W8 u0 e: {! Y
Accessible as applied to wiring methods' s: `, Q- ^1 X
Alive or live
@; \) N( h" R( |' G- }Aluminum-sheathed cable5 B& P6 j* p( e- ~8 |. @- \" Z# B
Ampacity2 V; E9 V. i/ ?
Authorized person
, N) r% h9 F9 l( w' _9 }4 Y+ aAuxiliary gutter5 Q% C+ m% L8 a& n5 m: {( l0 I$ X6 H
AWG t; y3 {! P5 x9 {9 F
Bonding
2 d; M9 ]$ Y4 b* K6 ^Cable tray" u* x3 X; L; p5 C! E
Cellular floor; o* j+ c3 Z; _" s
Branch circuit1 Q/ l9 j& J5 o% S" j
Bus, q, } B7 g7 |# h9 j1 W
Busway/ D4 r$ o1 L+ _% J3 J9 E
Communication circuit8 o& o9 h P5 t
Extra-low-voltage power circuit
! g1 L0 f }% I5 V3 h4 T+ nLow-energy power circuit% K3 @( [& q' r# `( e& A5 W
Multi-wire branch circuit/ G8 z) _: o W) }
Remote control circuit3 k E/ ~5 r; M- N
Signal circuit
4 S7 ^( t1 `( ]+ wCircuit breaker# }" Y5 _+ V7 ?. [9 n% A8 r
Instantaneous-trip circuit breaker7 E# N* B( X5 |8 r
Conductor* O5 J' M1 P# O. y. ^+ p
Conduit
/ x; G. b* g+ I- l9 m6 `! v Flexible metal conduit, D) @* d( v3 O) [( \, K
Liquid-tight flexible conduit
# C1 w. a; |) N7 t4 A- g Rigid conduit
) K4 v0 B1 T$ Z" @3 t$ m/ s Y Rigid metal conduit
2 C6 f! v) ]! s& y Rigid nonmetallic conduit
' v$ o5 y" C) h. w5 w Rigid PVC conduit
( q" M1 H, Q8 R1 ]: y( B* x3 CConnector4 \0 |. f( d) _! \1 v
Box connector$ p! {2 B3 @7 u) B
Wire connector
9 o5 |0 T# O5 j7 LController
$ \: t, Z% `( C; JDisconnecting means4 ^+ C3 ~, B: i( x$ S& z
Dust-tight
& ^/ O3 N/ v( ?Dwelling unit% l: S' x: y& r: Y) D
Electrical contractor
# ~; h) ~+ T5 b" e& ~* H3 c7 rElectrical metallic tubing
: P8 S) C0 ] d+ g VElectrical nonmetallic tubing$ J2 f; ]$ l$ @3 U6 `, d4 J
Emergency lighting- H9 {* F% C4 U0 r, l# V" D
Explosion-proof
/ V7 }$ w8 m0 x2 WExtra-low-voltage power circuit Q# R, l, C; U
Feeder+ U0 L: L0 x# @$ E; s" r4 o+ L, i
Flexible metal conduit
+ S2 L4 j, Y0 X& A+ M) I; ^7 i! aGround
; z- a" R, k5 G2 H: D3 N1 rGround fault circuit interrupter
$ [) X. W' j+ F8 mGrounded/ L1 d9 s" E% j4 @' F
Grounding% J% z, o1 \- `9 X" w* y3 i
Grounding conductor1 w- d0 x# N% x
Grounding electrode
$ d7 j$ u$ w; s+ y6 I+ Q, wGuarded
4 G8 ?7 ^; g9 a; M, \ LHoistway7 ]( f: k* \- K+ W5 r. B A
Identified
0 h1 J9 c' l: \- y. }Lampholder
4 b6 B. Y% [. e0 eLow-voltage protection
% O5 Z0 @* p8 n ~6 q9 mLow-voltage release( n7 K8 g5 m% W6 W; X8 s
Neutral# T4 T0 a' P7 |+ F
Noncombustible construction0 E, F- x* e$ \# S) @# Z4 U
Outlet2 m- O% D3 p* k) C% _3 C N; b
Outline lighting' S" a, T! I8 c% ]( E6 ^
Over current device
( p& w. c. f. Q) OOverload device
X. h6 t# y9 c+ A0 p/ P- dPanel board7 ` B) } X- D) |+ F
Panelboard, enclosed
7 I: z" P) p; |' \* K; f3 TPermanently connected equipment
2 h2 ~+ g% ?( G/ |Permit
: N" Q$ l5 N- Q% @* s: M, b- |Plenum
; S% S, Z8 H5 ]/ E sPortable as applied to electrical equipment' I% w/ C% p3 q% I. b9 Z3 O
Portable ground fault circuit interrupter
2 L- x$ t0 r; I, p5 IPower supply cord* n' t/ U4 E9 B3 e& C
Raceway
& O& ~; t( u1 {! a4 F6 y; ^, PReceptacle
% E- p2 J8 f/ f& i Duplex receptacle
+ U( ]6 @ Y% C M* f; m Single receptacle
8 n) e! x6 e2 Y7 L Split receptacle# K2 C/ E7 F' e' |5 T- E% a
Service, consumer‘s7 X! F7 o' y6 e
Service, supply) \1 X1 W+ l. m$ p
Service box2 s% N3 H! T$ v$ D& V, N
Service room
7 `+ c# S- R. g" g+ qSingle-dwelling/ u, H/ [; x2 D7 ?3 e
Slow-burning as applied to conductor insulation0 k/ V6 H# P8 K ?' }
Splitter5 o) l' T6 E/ k0 E7 c
Starter+ _0 d; M5 J, ^2 q+ m. Y$ ^
Switch1 \% {" ]' ?# Q6 Y, y& h; k- ?5 w
General-use switch6 t: c$ E c m/ p
Indicating switch
% j' V+ n+ a: F% o1 z/ D Isolating switch
( | Q' }6 `: B/ _ Motor-circuit switch
: v4 L9 q/ }3 L, sSystem
2 x" b6 V/ U2 y7 F+ O Communication system
0 r) ^) K/ n5 r% \! D Community antenna distribution system(CATV)+ K7 F% p }; f- I' p% s* Y" H
Grounding system
% ?( ]! T K' pUnderfloor raceway
6 e7 ]* c5 S. ^' ?Voltage:# |$ C- l0 T. M% p+ }
Extra-low voltage
0 R* p$ y" e4 v2 J: C2 E( N High voltage
' e9 K% w0 B6 S Low voltage
, t8 R# `& n) Q3 }Voltage of a circuit
0 }5 h7 u/ a' h7 j# }$ w; ZVoltage-to-ground
1 C+ l3 }$ C/ x- dWireway; e+ Y7 T3 W$ _1 q, i9 `
3 k9 R4 X* ?0 z* a
Section 2 GENERAL RULES ?' j# K1 t3 V; v: w5 l. b
Administrative) f! k7 a. j) ~
2-018 Reconnection
& N* O. J, Z0 J0 }1 S2-030 Deviation or Postponement( @# V4 | `$ V
Technical General
5 |% T( `! ]! `$ N2-106 Circuit Voltage-to-Ground – Dwelling units
3 ^ J+ q, U. K: P2-114 Soldering Fluxes
6 T3 c3 @/ \# [, [! U2-116 AWG Sizes of conductors
' _ e/ [4 `" C- m) E7 I: [2-124 Fire spread (see Appendices B and G)
2 L5 d4 d/ k+ X: G5 ?- [2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
" C+ e: Q0 C2 ^5 r+ K' v0 o: UProtection of Persons and Property
% o% t8 l7 H6 c: [" {0 w4 E$ S2-202 Guarding of Bare Live Parts& V& U8 M: P5 o& O; Q$ y' I1 t
Maintenance and Operation
+ `0 z$ }8 T* v2 ?& {/ G8 s2-304 Disconnection l$ ^" r- b* o. K/ x6 z- U
2-306 Maintenance of Live Equipment
$ G; b8 n1 t" K4 r7 cN 2-306 Shock and flash protection (see Appendix B)
" m; W* C) h' o& K% {2-308 Working Space About Electrical Equipment: Table-56$ ^- s- d1 c* h$ n2 I+ c
2-310 Entrance to, and Exit from, Working Space
, r2 {$ Q9 ?) z a2 m2-320 Drainage
7 C, M, ~6 l1 m: u# [: v' [2-322 Electrical Equipment near combustible Gas Meters and other Devices
4 f" z2 d, q% H! h C$ JEnclosures
* o: | w+ o) w) V! l& O- Z2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) ) U; n, O9 h P( ~. }
2-404 Marking of Motors: DP, WP, TE2 h$ V6 g! Q$ v+ g
~. B) _' O, s/ W+ L
Section 4 Conductors
5 D) A# Z# R0 C; X8 {7 h" R4-000 Scope' n" O; ~$ ?9 |* [) t
4-002 Size of Conductors: 14#, 12#
\0 G0 _4 Z2 G% |' ?4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36% U; H' f7 o! ^. C1 ^9 ~
4-006 Insulated Conductors: Table 191 |4 @) f; ~. ]: r. T. Q
4-010 Uses of Flexible Cord: Table 11$ y, T: p9 z4 j# c) d
4-012 Sizes of Flexible Cord
% s; H% @. N7 X7 z4-014 Ampacity of Flexible Cords: Table 12
) [# A2 {" H0 m/ u% q$ h% j( T4-018 Equipment Wire
7 m" e! b* ]; Q. ~* g! H4-020 Insulation of Neutral Conductors
( G4 F7 f+ _! K1 K a$ Z4-022 Size of Neutral conductor
9 K }8 M8 i$ A. K4-024 Common Neutral Conductor
1 f' V2 d, S, c! {4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
1 z( H4 p! a8 q" v: M4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum# d" E/ r) n4 K$ c/ e3 z2 t9 V$ L8 p
4-032 Identification of Type MI Neutral Conductors- M* u6 `" t% \( o$ e3 I
4-034 Use of Identified Conductors8 o3 R c" w* h4 h N2 G" J H
4-036 Colour of Conductors: Phase A, B, C, …
3 l1 j. d8 O. ]) m6 @9 g3 ]: ^4 b9 g7 `2 D4 W8 p0 k- I* o
Section 6 Services and Service Equipment3 f2 A* m( |: Z% V
General. h& D- A( X% s; b1 K/ T
6-102 Number of Supply Services Permitted
2 J& ]$ f5 [; U! r$ ^( I% _6-104 Number of Consumer’s Services Permitted in or on a Building5 D3 v/ D7 ]& J0 v6 T& a6 U
6-108 Supply Service from an Electric Railway System% Z6 c8 L$ g3 n, t) l
6-110 Three-wire Consumer’s Services
! I7 D6 ~1 `& R( G, h6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors, x; k$ a* s7 P' _3 q
6-114 Methods of terminating conductors at consumer’s service8 b- F, K/ m6 {) |5 R, [
6-116 Consumer’s Service Head Location
/ f/ X4 v( H* w+ r, _1 KControl and Protective Equipment
3 v+ J0 O% W8 a) I; d8 I6-200 Service Equipment
6 ?5 A% G, A2 _5 Z! Y6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
5 X5 C* J# ^8 K7 |- w( E l( l6-208 Consumer’s Service Conductors Location
6 f3 |/ F8 h1 b( A6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches# S1 p- \) e5 f: K+ W9 S$ [
6-212 Wiring Space in Enclosures, M( W, u2 P4 ]1 Z0 ?( M
6-214 Marking of Service Boxes
3 `7 ~) ? x m: l( T- L' cWiring Methods
4 u) i# p4 W( ?8 q( n" @8 i o6-300 Underground Consumer’s Services0 B2 b7 y; s; a( h, o
6-302 Overhead Consumer’s Service Conductors
3 t- B" Z" G: ]# [5 n) [2 A6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
: W% r d& g' I- M1 {" Z2 ]1 N5 V6-306 Consumer’s Service Raceways. e9 u3 b+ H2 V
6-308 Use of Bare Neutral in Consumer’s Service
% y. U! ]8 C, x, X n6-310 Use of Joints in Consumer’s Service Neutral Conductors2 K* t; z- t. t% X- j8 ?3 r
6-312 Condensation in Consumer’s Service Raceway
* w' {% q. w% w/ A3 FMetering Equipment- O$ t$ O% c3 r* w$ ~8 e8 V9 B& ^
6-400 Metering Equipment
) G& q1 \) L: Q: l0 n0 v E7 M6-402 Method of Installing Meter Loops
6 ^& N( ? _) P! m5 ~# Q; Y- c; G+ I6-404 Enclosures for Instrument Transformers- @: \, I. w5 t5 _# R: @! v# \: y
6-408 Location of Meters
) y4 c% @! B0 I" m) J. {# p1 X/ g# p2 C2 _1 n/ K
Section 8 Circuit Loading and Demand Factors: h' e" n& R3 ^( p
General; \9 c' T- }0 j% J' I: Q$ @5 ^8 Y
8-100 Current Calculations# D/ T$ l# ^6 ]5 X1 z$ H. i, o
8-102 Voltage Drop ( see Appendix D)
$ \ n6 L& i# q0 b8-104 Maximum Circuit Loading
3 }! F- n/ m' k: }/ X& W t+ r8-108 Number of Branch Circuit Positions u% O5 w9 G+ k5 V7 X
8-110 Determination of Areas
. S7 i) q: M) NServices and Feeders
8 v7 d1 Z6 C% y' G# l. g8-200 Single Dwellings (see Appendix B)
1 ^! r) m3 L( {1 c( t! t8-202 Apartment and Similar Buildings0 X: C4 L; L# ^4 A% V. o- q/ s* U
8-204 Schools
t$ e5 w. G" b: m* K8-206 Hospitals
O0 b6 B% G- k T& e7 N# `. R. {8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
- L) g) c8 a: L+ b0 Y8-210 Other Types of Occupancy (Table 14): Q7 n9 Y. C. G' b* z
8-212 Special Lighting Circuits: T* J E9 Z1 ?3 f& Y
Branch Circuits9 h) `! _) W X7 r
8-300 Branch Circuits Supplying Electric Ranges
/ W3 ? q" _+ ^* A9 L$ ]9 Y$ ^8-302 Connected Loads4 n0 A/ w$ ~; q# H" J$ u
# G8 |- h, y4 R+ E uSection 10 Grounding and Bonding+ n. S$ {& Z0 m) M
Scope and Object
1 I" {1 {8 ~+ s4 Z, F10-002 Object& U) a {9 {" ?% `3 F3 F- M
System and Circuit Grounding
d0 E& Q* M9 R7 b0 }; P( h10-102 Two-Wire Direct-Current Systems
; @+ j9 ? ^9 p) ~# ]# d% w10-104 Three-Wire Direct-Current Systems
: B& s. S* K! M7 P8 H% y10-106 Alternating-Current Systems
* \! V9 p w1 w1 a10-110 Electric Crane Circuits
0 X+ C3 \- l7 c10-114 Circuits of Less Than 50 V( K; m/ o0 @0 g$ j) S* _
10-116 Instrument Transformer Circuits
" L; K/ {, N% s6 _Grounding Connections for Systems and Circuits$ I% `% T5 ?4 M! K) W
10-200 Current Over Grounding and Bonding Conductors
1 C& B4 V( T& U) J10-204 Grounding Connections for Alternating-Current Systems7 p1 u% | X3 o; h; Q
10-206 Grounding Connections for Isolated Systems
% p- Y) q" t1 B10-210 Conductor to be Grounded+ A6 M- M1 M6 I$ s+ h
Conductor Enclosure Bonding, t2 H( k$ ^; @3 O! m" f' H* g
10-302 Other Conductor Enclosures
" b6 `7 |7 [' @. t# pN 10-304
7 @) E- r3 {% s$ l0 e% `* uEquipment Bonding3 S. r, c! m7 z0 c! S
10-400 Fixed Equipment, General* v5 Y* F8 s% h3 t3 ^
10-402 Fixed Equipment, Specific (3), (4)' ~1 S E5 c$ |1 \- M
10-404 In Nonmetallic Wiring Systems5 B+ y0 f. q: y) u: y
10-406 Non-electrical Equipment& V5 J8 M% s- |9 [1 Z
10-408 Portable Equipment (4)(b) C6 C3 O: g" t5 Z6 k* m* K
10-410 Instrument Transformer Cases
+ o# u8 `# c; a# n10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
7 D; j# m. h u6 {) e, Z10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
- L7 X0 q' Z) {' B0 h( GMethods of Grounding9 a; B3 @9 o P
10-500 Effective grounding (see Appendix B)6 B; u9 Z; O8 A
10-502 Common grounding conductors
2 ?$ }5 ^ f* T4 |# E10-504 Common grounding electrodes
; y5 X5 B. [; Z' \' GBonding Methods4 i! I: }1 i- W# K3 h8 e
10-600 Clean Surfaces
$ T0 n( M# [' ^9 H" W& L5 \! j10-604 Bonding at Service Equipment
; V! c% f2 ^9 Q6 _8 q' X10-606 Means of Assuring Continuity at Service Equipment
7 r1 Q4 ]4 e, X( Q5 ^7 |- R$ S% r10-610 Bonding at Other Than Service Equipment" q+ z6 u7 X! _% x0 o3 s; h
10-612 Loosely Jointed Metal Raceways
/ G; a) X x& e: }10-614 Bonding Jumpers Table 41
' [+ B$ y+ g) MGrounding Electrodes
8 V' m2 J" ?- ?; w/ _9 ~10-700 Grounding Electrodes. t/ ?5 e9 |+ ~& _, ?# \
10-702 Artificial Grounding Electrodes
( \6 t* }% ]! N; }& IN 10-700 & 10-702
/ L6 R9 J7 `+ R- b. i10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)6 F( F8 \/ p. P* S, G' \
N 10-702 X) s: b9 Q1 x& `$ d
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
! Q0 x6 ]! y* k" PN 10-702
9 g- B" [ e( U10-710 Use of Lightning Rods (Appendices B and G)! U3 e* l& j L) w! j
N 10-706
# u, O5 Z% [+ ]3 B3 ?: EGrounding and Bonding Conductors
. L0 l- o& J& P4 P* {' E" A10-800 Continuity of Grounding and Bonding Conductors, m0 J% M$ C7 _+ t0 J! S
10-802 Material for System Grounding Conductors6 ?0 x% c6 w" a. _! u; X% @, m0 G
10-804 Material for Bonding Conductors
; t& W9 s+ x5 `+ }# g& }% d8 ]9 A' ?10-806 Installation of System Grounding Conductors
& O, O& z- Q( ]- p, G10-808 Installation of Equipment Bonding Conductors
/ t' k6 R8 q X! R% q10-810 Grounding Conductor Size for DC Circuits
. m% ^) ^% K8 M2 |" R8 w+ v V6 F. }10-812 Grounding Conductor Size for AC Systems (see Appendix B)
% Y( a2 W2 {& b; x10-814 Bonding Conductor Size (Appendix B)
" ]8 z9 M" q' G$ y3 T3 E10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
- Z2 E% w9 N9 ?: J, S% S$ E( g10-818 Bonding Conductor for Outline Lighting
0 g) q% s4 N9 s5 @6 E7 J3 h: ~10-820 Bonding Conductor Size for Instrument Transformers
- [- U( h& ^5 K% Z* n0 c; g( UGrounding and Bonding Conductor Connections
2 ^. j ?( z# \+ ]/ Q% n4 F10-902 Grounding Conduct Connection to Water Pipe Electrodes+ D I5 l2 T5 M) b q
10-906 Bonding conductor connection to circuits and equipment8 D' [/ J, R, q
10-908 Grounding Conductor Connection to Electrodes
0 w1 y7 `% u9 k% A O2 @Lightning Arresters
0 K: h" S" [8 y( @9 [# w10-1000 Lightning Arresters on Secondary Services – 750V or Less
$ f; b3 ~1 {; w: o+ U/ c3 F: U+ U D- D) Q1 ? w7 P% x. ^
Section 12 – Wiring Methods6 n3 _% H, k8 q6 P; h$ F7 Y' z
Scope
/ c8 \+ \. }* Y0 g6 ]12-000 Scope (Appendix B)
Z0 j. D/ G8 O2 \General Requirement" W5 S" [/ B+ t
12-010 Wiring in Ducts and Plenum Chambers5 r3 I9 T& b- E: j+ q2 U
12-012 Underground Installations (Appendix B)' V+ F ~" J; E
12-016 Lightning Rod Conductors
, L4 p* w) l3 E& L9 p: ~5 QConductors - General
: j8 y& z- x' g6 F9 ?6 b, Q12-100 Types of Conductors (Appendix B) Table 19. T, a5 C7 ^& w, T9 H$ e. j
12-102 Thermoplastic-Insulated Conductors
% x1 Y& K& ^9 x# x! z$ L12-104 Flame Tested Coverings
Y; l. F0 T3 m; h& U3 m; W& @12-106 Multi- and Single- Conductor Cables" J9 F- Z$ q: @, G# D9 Y$ {* [
12-108 Conductors in Parallel (Appendix B)) r; c& f- y4 Y. ? B
12-112 Conductor Joints and Splices" ]6 ^4 k: X* U6 o- o! T; F @
12-114 Ends of insulated conductors/ x0 I; ^% F+ e
12-116 Termination of Conductors (Appendix B)+ w5 ~+ L+ E3 U' c& f
12-118 Termination and Splicing of Aluminum Conductors
4 X X+ C2 y' C" Z12-120 Supporting of Conductors - Table 213 l3 A% E) q' X1 s$ N& s* D4 Y
Open Wiring- r, H' Y! h" r0 x4 }
12-204 Spacing of Conductors
5 ~. x5 S H* r/ |/ a12-206 Conductor Supports
* }4 L. D: l5 D# R- C4 \) ~12-208 Conductors on Flat Surfaces: l- L6 w8 J: f+ E# J
12-212 Protection from Mechanical Injury* }3 K0 M, ?( Y: }, t
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises) c2 T- C' S, ?
12-308 Minimum Size of Overhead Conductors7 V, B. q7 g `
12-318 Use of Neutral Supported Cables6 k2 ? t2 q+ L8 w
Nonmetallic Sheathed Cable) S3 G' J8 d! v& P9 G" D1 m& n
12-502 Maximum Voltage
& j. ]) [1 B0 b; O2 m! V12-510 Running of cable between Boxes and Fittings (Appendix G)
# E: M# H7 g) i6 M% h- Q2 H, I12-514 Protection on joists and rafters# h! x+ l- n7 S# q! o
12-516 Protection for Cable in Concealed Installations (Appendix G)2 Y! [9 f2 v4 u7 s, q0 A
12-522 Where Outlet Boxes Are Not Required8 [! @/ v/ f1 t! t* r
Armoured Cable9 o+ ~: g8 d$ S0 V7 a* K
12-602 Use (Appendix B)
( L! V' _" z7 {0 P0 K. y) @+ K0 K12-604 Protection for Armoured Cables in Lanes
, L- [( h9 A3 J% K# h12-606 Use of Thermoplastic Covered Armoured Cable& g! W4 }/ g% z. n( l' E
12-608 Continuity of Armoured Cable
: p3 O) B; \1 N7 V9 D+ T5 Z12-610 Terminating Armoured Cable
# C J8 n3 `) u. `- w( A12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
# J9 g6 `' t3 d2 y+ l8 Q& ]' }12-614 Radii of Bends in Armoured Cables
1 J. a, \3 h1 C$ v+ z6 {" g12-616 Concealed Armoured Cable Installation
3 D: X2 r1 E; A1 X6 x12-618 Running of Cable between Boxes, Etc3 q4 ]' y3 e9 S& l
Mineral-Insulated and Aluminum-Sheathed Cable
2 z+ V) A* y0 S( @/ f12-702 Use
. g) r% n' C+ A7 O5 { w' @12-704 Use When Embedded
5 j8 }6 `0 W: G( v5 |4 q- v7 K; C12-706 Method of Supporting
# B6 K2 R) W! n# V) w12-708 Direct Earth Burial
4 L5 i9 R3 j) p; E, `2 M12-710 Mechanical Protection4 [% o6 D4 ^ ^
12-712 Radii of Bends9 `* Y" R& o# e. v
12-714 Termination of Mineral-Insulated Cable (Appendix B), \3 ]" G7 `1 t, o4 n7 W! A% Q
12-716 Connection to Other Forms of Wiring
7 t0 n9 t/ U1 M# q- X- g4 H+ GFlat Conductor Cable Type FCC
; R: h9 Y: @9 x7 G) ?3 F! V12-804 Use Permitted1 u: _3 }) O: p! Q" M) V5 e. _
12-806 Use Prohibited5 j. M# D1 ^3 j# H7 d4 r/ _- [9 R
12-818 Anchoring& h4 J- h- u! Q
12-820 Crossings
$ P) W0 W, L) {; B8 o' [Raceways - General
" T3 G2 i- B+ V% i2 }( D4 p% }+ e+ C- G12-904 Conductors in Raceways
5 s+ z# K. D4 h" m$ I9 G4 f12-906 Protection of Conductors at Ends of Raceways s5 _' P; o* G% [; o
12-908 Inserting Conductors in Raceways1 ?- L# V G2 S6 t" J+ k
12-910 Joints or Splices Within Raceways
' K' p4 d* E, n' {12-912 Stranding of Conductors4 e% U+ d& [+ c
12-914 Electrical Continuity of Raceways
3 `- i# l# @2 ? q5 i# {2 v12-922 Radii of Bends in Raceways* R' D. {$ G p6 x+ H l
N 12-922 Radii of Bends in Raceways Table 7
; T' `7 s* E4 ?, @# D: s12-932 Protection for Raceways in Lanes# I% K1 f, M1 t* v$ I
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
7 m; d, D! G1 L12-938 Capping of Unused Raceways$ q% j8 ]/ s2 M! X8 t0 H0 g; u$ K
12-940 Maximum Number of Bends in Raceways
- z! w+ B; |9 T. U" P$ Q8 l9 g" c9 [8 ]Rigid and Flexible Metal Conduit) `1 z" ?' c1 x0 v* V+ Y7 l# L
12-1002 Use6 D2 {2 y8 I; R) [# u) p
12-1004 Minimum Size of Conduits
1 o9 P+ c2 H7 H! q8 s+ g12-1006 Conduit Threads (Appendix B)
1 X4 b( r# t$ W9 k/ @) t12-1008 Thread Engagement
7 d( S# k$ w5 u- `6 s, ^" t12-1010 Maximum Spacing of Conduit Supports9 _6 {7 V3 h$ f C/ {. G) y
12-1012 Expansion and Contraction of Conduits (Appendix B)
+ l0 g% R6 l/ ~# V# b& B( z9 Q12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
7 w* O; d, I5 z4 _6 x7 n6 R$ bRigid PVC Conduit and Rigid HFT Conduit
! j! P# N; ]. r+ t12-1100 Use1 z& K# ~! [4 L: ^. `0 g) z
12-1102 Restrictions on Use& Y# j" J% c8 M+ r$ W0 A
12-1104 Temperature Limitations (Appendix B)" d/ E* H* I5 m1 U3 ]
12-1108 Field Bends (Appendix B), (2)+ v2 b& [% Q" d' S6 F1 q
12-1110 Support of Luminaires
+ z, `' P- [/ f" _0 @) L( @12-1112 Fittings: i4 t7 T0 @: t4 s, v4 ^
12-1114 Maximum Spacing of Conduit Supports3 @! ]4 Z6 O, F* m( U( P0 q9 Y3 u& k9 N
12-1116 Support of Equipment
4 q0 o Q1 y3 @# y; Q12-1118 Expansion Joints (Appendix B example)
1 T& a2 M4 {3 }2 d2 m a1 V- J& wRigid RTRC Conduit
1 b, J3 Z* U0 r& r5 _7 ?1 P5 b12-1210 Temperature Limitations/ z2 o. k& g/ I$ C3 @) j' I, o! H
12-1214 Expansion Joints (Appendix B)4 y4 ~- |5 H& [" [! X
Liquid-Tight Flexible Conduit
0 _" p) e" B8 `. q12-1302 Use of Liquid-Tight Flexible Conduit
& }) I; l0 n+ R12-1304 Maximum Number of Conductors
; _" K8 X7 Q* t$ P$ V12-1306 Provisions for Bonding. K4 z/ B( w( l$ p) M2 k
Electrical Metallic Tubing
8 V0 }8 ^' \4 P$ S: v12-1402 Use' N6 S$ d0 z8 h( b2 L' \
12-1404 Supports
8 E0 k. p j6 ~. v) E& l12-1406 Minimum Tubing Size) |, A, Q, d, Q
12-1408 Maximum Number of Conductors
0 o3 h' q, _0 D( I% e# c" m12-1410 Connections and Couplings9 t3 H3 {6 W! ]1 Z2 ` r
12-1412 Radii of Bends in Tubing
# t$ [' D3 _; B/ h$ V" UN Table 7* ^8 Y) ?0 ^+ `! G4 b7 {
Electrical Nonmetallic Tubing# B$ H; j- |; v# J" u# N
12-1516 Provision for Bonding Continuity
( w# B( s" M2 K8 T4 V- U/ {( _& EN 12-15146 @0 ?. {+ M/ Q
Surface Raceways. m6 @; j5 ^4 h7 \, z! f: g ^9 D
12-1602 Use of Surface Raceway (Appendix B)3 V, u; j% |+ ?+ F# v9 \
12-1604 Temperature Limitations) i: @7 O5 S8 y4 m" l
12-1606 Conductors in Surface Raceways (Appendix B)
, L- O! _' o: U12-1608 Maximum Voltage
( }$ F$ o4 E0 a" X3 z, N12-1610 Joints and splices # W; x- h* h/ H+ C; O9 j- L
Underfloor Raceways
9 K+ E, {3 S' O/ Y12-1712 Discontinued Outlets in Underfloor Raceways/ [ z8 r/ e7 Y. G( Y) }+ w
Cellular Floors: Y, {- s/ L, ?7 n/ E/ n; }- |
12-1804 Maximum Conductor Size in Cellular Floor8 q4 f3 n9 m4 d$ p, C2 ]! l+ G+ n" s
12-1820 Cellular floor discontinued outlets
; ~8 W; Z. [6 ~Auxiliary Gutters
3 s% H$ v) ?6 ?8 G# I" [! K, W, u12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces0 V3 ]8 @( j D+ l2 o+ o D9 @
12-1902 Auxiliary Gutter Supports; w. C' N% A7 @ J0 l9 k
12-1904 Auxiliary Gutter Cross-Sectional Area
( w7 P0 Q- L V `/ Q! T4 E/ t/ o( sBusways and Splitters; ?- i2 x$ k3 K7 D: O" p
12-2004 AC Circuits in Busways and Splitters
; ~8 u- u2 u$ [( x; {12-2006 Busway and Splitter Supports% t4 K9 x+ V( N" T! x: ^
12-2008 Method of Installation of Busways
/ w9 W4 l2 J. H2 w9 q12-2012 Reduction in Size of Busways0 |. @* ?- E# Q4 ]+ J: i& U
12-2014 Length of Busways Used as Branch Circuits2 a) _& Q+ O9 q/ N* W
12-2018 Taps in Splitters: H* ]. q/ G4 {4 K# e# w2 s
Wireways1 u0 Q; B( g! n9 L& s4 n# ^
12-2104 Conductors in Wireways/ O: f4 d- h$ J
12-2106 Taps and Splices in Wireways
7 \; l9 T9 o u6 g Cable Trays8 x1 k' X+ H+ o; z
12-2200 Method of Installation (Appendix B)# ^1 n- D8 a9 d
12-2204 Joints and Splices Within Cable Trays% D! b0 D5 b8 T, m3 l8 R& R* f9 \0 O
12-2208 Provisions for Bonding
3 s0 R5 M" }+ a* u% q6 f12-2210 Ampacities of Conductors in Cable Trays) c; E, f/ M5 h
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings2 r, C' z6 r' J+ J+ g- e$ V- I
12-3000 Maximum Number of Outlets Per Circuit
n; t& V7 ~/ rN 8-304
1 M. Y1 f: `' t5 G9 J8 s12-3002 Outlet Boxes (Appendix B)7 ]$ w0 w V, w) @
N 12-30005 y2 I# R5 \ ?6 C! D6 P3 h R
12-3004 Outlet Box Covers
) g1 F9 ?4 D% }6 Z8 k* V2 \( ^N 12-3002
4 q2 U+ p7 C: J/ h d6 v' u12-3010 Boxes in Concrete Construction
. J3 r2 N! ?: I, J8 RN 12-30080 }# B- G$ D1 r% Z# g
12-3012 Outlet Box Supports0 Q3 J+ d/ e" @
N 12-3010
+ j" y% t8 l' T( n: q12-3016 Accessibility of Junction Boxes" I+ [% n5 c/ c$ i& x0 D
N 12-30141 ~: g$ g/ O1 O
12-3018 Flush Boxes, cabinets, and Fittings
+ ~% ~$ r# l- ^) wN 12-3016
# S6 _0 L2 B3 j6 t12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) : X& ~7 F: ]$ x5 P2 O8 F
N 12-3022
- }( Z" v( l* A- K5 i' s12-3036 Maximum Number of conductors in a Box - Table 230 C! L! n7 D0 @! U
N 12-30345 g) b* o1 w6 o( ^! P: s% t3 N
12-3038 Pull Box or Junction box Sizes
- v* B' k/ s, V6 M( dN 12-3036
% u0 S* O w. `6 n+ q5 [1 m* Q3 L& C: z, ]9 E: V( R
Section 14 Protection and Control4 S; a6 |9 @3 V0 `" ]% R# A( `! T" \
General Requirement
% l/ S8 S5 J" W3 u3 N b! T14-010 Protective and Control Devices Required. d& t5 D; [% p( {3 Q+ g( p
14-016 Connection of Devices
# S0 u. M- j8 N, s6 f Protective Devices – General, G T3 w+ X3 t8 [- i% U- u) }
14-100 Overcurrent Devices Required8 j; R( W2 K1 P8 B3 [. d) @- _
14-102 Ground Fault Protection (Appendix B)
( V. G* l# l! N14-104 Rating of Overcurrent Devices (Appendix B) Table 13& z% q& C* U0 F2 `! e& v) p
14-112 Overcurrent Devices in Parallel4 x; X% V& C7 s! S: t
Fuses
: f6 L. |7 g6 q Q+ _. Q14-200 Time-Delay and Low-Melting Point Fuses* N* p! O) n$ ?: c `$ q
14-202 Use of Plug Fuses
: {5 x+ b. U/ C" c14-208 Rating of Fuses
. t' F/ s5 w# G' Q9 ^, R) N/ I14-212 Use of Fuses (Appendix B)
# d, S; C1 f" B" ?Circuit Breakers
7 E! J. L5 U" q3 p, O14-300 Circuit Breakers, General
. i8 J6 m4 C% c3 y14-306 Tripping Elements for Circuit Breakers
* n2 ~& B% \9 T: i* r14-308 Battery Control Power for Circuit Breakers
- P- D4 i4 _, j, Z( e( k; PControl Devices - General7 R y5 Q) {( t! O+ r2 a* a
14-402 Disconnecting Means Required for Fused Circuits$ j3 v' ?/ Y4 Q# S) e$ j0 \3 S5 Y
Control Devices - Switches
, S' A, U! e( ]- m14-502 Mounting of knife Switches
1 H0 Q. M r/ O14-504 Maximum Rating of Switches l0 a, F# E5 s8 L3 W
14-508 Rating of General-Use AC/DC Switches (Appendix B)( o4 j/ S, x7 R& m1 }' i/ r$ a, h
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
$ a+ S) c- t+ h6 b+ E) U" G6 V8 s( \Solid State Devices! H% I9 T5 [- E2 D
14-700 Restriction of Use
5 E( I5 u( _- f8 C. g14-702 Disconnecting Means Required, K: } j/ d! B+ I; ~# f
y2 q+ k5 W' S( O6 _% N# x
Section 16 Class 1 and Class 2 Circuits* `2 [4 d, N$ r; r, L! ]
General
' C) T3 V' x1 u9 V4 _$ Q16-004 Class 1 Extra-Low-Voltage Power Circuits& B0 m* |- @9 i- ]4 i% |
16-006 Class 2 Low-Energy Power Circuits
9 J) w3 M0 G8 a9 _; r% V4 S16-012 Circuits in Communication Cables9 F1 ^+ X% I! r5 q
Class 1 Circuits* ?6 [7 K/ F8 ?1 V& c& q6 l
16-100 Limitation of Class 1 Circuits5 B: m5 y6 [5 H# F. k% s
16-104 Overcurrent Protection of Class 1 Circuits$ j5 J" n5 x8 N& J( `' i
16-106 Location of Overcurrent Devices in Class 1 Circuits# |( [ e: Z! E
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers( N5 S, M3 ]; f6 R) w
16-110 Conductor Material and Sizes( I1 {! M5 c& y& {5 B
16-112 Insulated Conductors for Class 1 Wiring
& ]# B2 x- o& J, ^3 e6 SClass 2 Circuits
) D( u, V; U! U0 G16-200 Limitations of Class 2 Circuits (Appendix B)8 b6 m' }8 t7 x1 N) x
16-204 Marking& K2 ^% l* S5 k6 ]
16-206 Overcurrent Protection for Class 2 Circuits$ F" J5 n+ m' R, n, B2 U( A
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
0 z4 D0 L3 ~- [1 ~' r2 NELC: extra-low-voltage cable
7 \3 t: L' J i6 M! o9 I16-212 Separation of Class 2 Circuit Conductors from Other Circuits- p" ~6 Y- E8 s1 P j" M+ L T3 l0 _
8 q- W$ m. X! m( | y3 g$ b/ sSection 18 Hazardous Locations% s& S) X! L; P& \ ~9 g2 Y) Z/ k
Scope and Introduction
: x' U% a' ~# o- y18-004 Classification
) ?3 H' Z- S, I3 z( h" U: o4 O& R1 g18-006 Division of Class I Locations (Appendices B and J)& m6 C, {5 M% n
18-008 Division of Class II Locations (Appendix B)
# W) R+ N7 {7 F% j18-010 Division of Class III Locations (Appendix B)
- j+ a9 M" ?/ u8 w# h4 {General* W5 i% k& M3 k6 {% d/ _) B
18-062 Metal-Covered Cable (Appendix B)/ ^: V8 d& x2 B+ z( _
Installations in Class 1, Zone 1 Location
" m1 L6 u6 q5 _ G* g# e18-108 Sealing, Class I, Zone I (Appendix B)" C% I% v/ U3 R
- f, S( w3 ~2 ~* z6 T5 k* H$ ?' q
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
1 b+ ~% G2 A1 z- T& \Gasoline Dispensing and Service Stations# f3 Z/ I4 t: p" o/ c
20-002 General$ n0 y9 W2 U& g/ X% X* d( N) t% O
20-004 Hazardous Area (Appendix B)! V& ?8 M+ ^5 ?6 R. O
Propane Dispensing, Container Filling, and Storage
2 R: N/ h1 i* A7 s* Y20-034 Hazardous Areas - Table 63
4 T3 i' B; \; ]& _5 yCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities. y: ~1 H( l+ x3 B2 B( w2 `
20-062 Hazardous Areas
% t3 i* k- `& _" v% B; g$ bCommercial Garages – Repairs and Storage& `9 S, C& y* f
20-100 Scope9 ]( X% A# q9 n
20-102 Hazardous Areas (1)
) A2 x- c, s5 P- v6 t' L
$ B2 Q. X: u- D: p% K& I0 \! ?Section 24 Patient Care Areas6 a5 X* H1 }% f: f
24-000 Scope (Appendix B)
( T% k7 ?. {6 Y, {0 E24-002 Special Terminology (Appendix B)
7 V( |& Y6 |( P7 e Patient care area
' [- Z. m) F w; q& J3 z* ePatient Care Areas
' G) p# [8 V5 ~4 f }: L, D* M24-106 Receptacles in Basic Care Areas (Appendix B)' a6 m3 ?0 K/ Q! h. ]
Isolated Systems
$ c6 D/ i. c& ~24-204 Single-Phase Isolated Circuits (Appendix B)
$ B4 @2 r, F* r* O! Z24-206
* D+ J& L2 T, b3 L5 V/ N6 b. ?, s$ q( E
Section 26 Installation of Electrical Equipment
+ O( r" y# L& A6 a" @General
" u N+ p5 R" q5 E' d26-004 Equipment Over Combustible Surfaces (Appendix B)
& B, p9 m, x- K! ]+ A26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
6 i5 s8 i2 R) _" I+ F c Isolating Switches, N0 n( m5 J. J
26-100 Location of Isolating Switches q7 P7 k5 C* L7 }7 a D
Capacitors
0 q( w1 c/ o. C- U* B26-204 Guarding of Capacitors
, C$ ?1 ]3 ]. j& U26-206 Grounding of Capacitors
; W. }. }$ X( m/ a' O% `26-208 Conductor Size for Capacitors
1 J. E( L2 h1 B. Q9 l( m26-210 Overcurrent Protection (Appendix B)
+ U" q6 V, T" z4 O; Y6 F4 \ J26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
/ p3 v- m/ s9 Q: ?26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits) L1 E+ R* v: a2 j) P2 Z, ~" k
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
" L5 m1 Y. I" ?2 r# k26-218 Special Provisions for Motor Circuit Capacitors4 t6 r) i5 H/ g3 u
26-222 Drainage of Stored Charge of Capacitors& X$ C/ _0 m4 S6 z
Transformers# X7 t* |) s! U# C& J- l
26-240 Transformers, General
" B8 E$ P% ]$ P. d4 n. ^' i26-242 Outdoor Transformer Installations
7 h3 e1 ~ j: r* }# L. z# [26-244 Transformers, Mounted on Roofs (Appendix B)" e- p# E/ `3 ~' K. ]
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B). A5 x4 Q9 P/ {" w
26-248 Dry-Core, Open-Ventilated Type Transformers1 Z, ]6 o# {7 ]# U2 R% w1 `
26-250 Disconnecting Means for Transformers
3 q: N, T- }! w7 K0 E' `26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V- y( t' K4 c9 Q5 @5 W
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers& O( N' f7 ?, y* N6 J: V4 {# S m
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)' r: q& H5 d/ j; d3 F8 C K
26-258 Conductor Size for Transformers
$ Z( s! |7 j0 |/ |: v26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)) g u* x) H4 b8 v0 C; Y
26-262 Marking of Transformers* T7 s# S. g/ S0 p3 X- x3 h
26-264 Auto-Transformers: z0 l( i) @" d* [0 N6 ~4 Z, k
Fences
/ Z) V7 R# g( m4 b1 R0 \% M4 f26-302 Clearance of Equipment - Table 337 u* v$ l y; v3 F T9 I& x
Panelboards
! }2 R b8 T4 k* G3 ?26-400 Panelboards in Dwelling Units (Appendix B)
; ?) F5 n; d: V* m d* B26-402 Location of Panelboards (Appendix G)
x" ]' D+ S) p& D5 k. L# CLightning Arresters
; j3 Y( U0 m/ w1 ]26-508 Connection of Lightning Arresters2 y+ H4 h0 t7 |9 I7 e
Storage Batteries
9 Y# i0 K. o! ^2 P& w# M( S( J/ t) X26-542 Special Terminology% u# `5 d) B7 k# ^) V$ v( x. O2 G' ~
26-550 Battery Installation; ]' j' u- ^9 A
26-552 Wiring to Batteries
: z* D1 k4 s8 ]2 B) `Arc Lamps4 R/ e" E$ ^5 Q
26-600 Location of Arc Lamps
3 S3 p! h# d5 L+ w2 N: h- Q26-602 Conductors to Arc Lamps
& n7 R& H, U& f$ P+ G) r26-608 Globes and Spark Arresters4 w @% [# S4 L$ }3 @- C k
Receptacles6 W" o& r, n4 a8 B5 \* ^7 {. m
26-700 General (Appendix B)
9 [* B# z }# L" n5 F+ p+ C8 A26-702 Receptacles Exposed to the Weather
$ S# w P/ r4 i: TReceptacles in Residential Occupancies
# l+ |" t. p/ S! H% u1 B/ x- ~26-710 General (Appendices B and G)% a Z; l; D2 [( [$ U
26-712 Receptacles in Dwelling Units (Appendices B and G)9 K* A" x8 S7 W! [) R) y6 A
26-714 Receptacles in Single Dwellings (Appendices B and G); |3 n& {' _2 u) z6 s) y
Branch Circuits in Residential Occupancies
$ V$ O* X8 H+ ]" G& g$ `26-720 General9 j- f. y8 I' _9 l3 A
26-722 Branch Circuits in Dwelling Units
& A g G) X: x; L+ S; y: t26-724 Branch Circuits in Single Dwellings$ R" O$ @3 O7 ^/ b* k6 A. K
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
3 z& V+ B+ {! ^" k& P* F$ ]N 26-720 (F)! C: n) `' r2 y3 o# _3 i, [5 r, f
Electric Heating and Cooking Appliances/ X, p5 ^6 d' z5 @
26-744 Supply connections for Appliances7 ]0 x% v& ?! O% _( \. u
26-750 Installation of Storage-Tank Water Heaters% b( ^9 D5 ]) @
26-752 Infrared Drying Lamps Z3 a4 J; A8 y2 E1 s
0 `4 x: n8 [4 D' U' L8 [- B; mSection 28 Motors and Generators) w" D* ^# J7 k I F
General
6 r) x4 a4 b3 K3 O6 Q* y28-010 Special Terminology# v1 C8 B( i5 r7 O3 a
Hermetic refrigerant motor compressor0 @0 i/ X; ~2 B1 l* K
Locked rotor current rating
0 Z# u$ d) [7 X: ~" \+ GService Factor
' J# G1 \- a1 z, xTable 44; Table 45; Table-D2
9 d) a+ g; H' E& b& oWiring Methods and Conductors
, M* m1 i( @ O ^; A. I28-102 Portable Motors- @& N3 h6 y+ Y0 {2 T2 V5 n2 k9 ~
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity6 L& ]2 p: E$ {# g( \
28-106 Conductors, Individual Motors2 K9 W# i0 E1 q( I8 t* y! a4 L: D
28-108 Conductors, Two or More Motors
( T$ x# h2 r m- \28-110 Feeder Conductors C/ f9 h- C' x# }! H- h+ ~
28-112 Secondary Conductors
) ]; _6 H ]: N( XOvercurrent Protection
3 u! B% \0 f% u& M28-200 Branch Circuit Overcurrent Protection
% u) f D1 _) |7 |6 M0 J. O/ C1 U28-204 Feeder Overcurrent Protection
- Z& P+ \2 O3 K5 ^) h" k2 A* `28-206 Grouping of Motors on a Single Branch Circuit& V% p/ E. w. `" w' ]
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
7 C9 S. Y! ]6 {; A. ]4 hOverload and Overheating Protection s2 P% u7 W- C) N4 E3 }$ v
28-302 Types of Overload Protection
6 ?% A' p4 f4 L28-304 Number and Location of Overload Devices (Appendix B) Table 25 j3 f3 v6 H+ u' r% @
28-306 Rating or Trip Selection of Overload Devices (Appendix B)4 ?5 ?' B ]* ?5 O$ d. _/ E( h) Y1 T
28-308 Overload Protection Not Required
5 w+ ^3 ~! B) d. P+ d% N! |/ UUndervoltage Protection " N4 \6 I2 @( C% ]" u+ X1 A
28-400 Undervoltage Protection Required for Motors (Appendix B)
, f% Z/ i# S* i4 L6 h0 L, f$ QControl
( I( y, D+ W% B28-500 Control Required5 B2 X. _! |5 x' N! a
28-502 Control Location' J7 y9 K, r1 a
28-504 Starters Having Different Starting and Running Position
7 y: s1 n" S( Y+ H" j' j# u. T28-506 Grounded Control Circuit
1 Y* y: i2 B9 O/ [2 n: sDisconnecting Means9 I. t' J/ @4 Q% L( k& D
28-600 Disconnecting Means Required
" a: S* W q2 w0 o) O. U28-602 Types and Ratings of disconnecting Means (Appendix B)) h' c3 z X% ^
28-604 Location of Disconnecting Means+ { p5 Y+ a" f+ N3 f
Hermetic Refrigerant Motor-Compressors; R7 ^: F' @% Z7 u
28-706 Conductor Ampacity
: f5 Z, W# k( Z28-708 Overcurrent Protection
& }; d8 T; F7 n$ r- j" p28-714 Disconnecting Means
( H5 m9 l- Q- e7 C* O9 cProtection and Control of Generators, O1 Z6 l. F7 j, C
28-900 Disconnecting Means Required for Generators
2 c* g( v8 w* Y+ B9 k' F28-902 Protection of Constant-Voltage Generators5 Q( u, x4 h6 z6 z2 q5 ^ [. ~# y
28-904 Generator Not Driven by Electricity
3 ~7 ^# }9 e. b+ D5 g: M9 [4 N28-906 Balancer sets+ p' z# w. P2 `+ a, g, y
28-908 Three-Wire Direct-Current Generators/ X: ?* g8 @- h' N8 W/ F( p/ x/ [
+ f9 x( @6 @& C" q
Section 30 Installation of Lighting Equipment) R0 t' ^7 l& l i
30-002 Special Terminology (Appendix B)7 B& G: K. \* p ?2 E" M
General
' u, N( l. `6 N# B" o30-102 Voltage
% `4 I3 M* N1 d/ D30-104 Protection (Appendix B)) t/ k1 S+ S1 E: w* G# e
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
; C- R0 d" ]6 i' J7 v" y1 f5 n' E0 n30-108 Polarization of Luminaires
/ [0 W& _' t: o- `' N8 d30-110 Bonding of Lighting Equipment
5 J ~8 C5 b8 F) |( E6 BLocation of Lighting Equipment
* x+ G$ J1 t! g- |" L/ }30-200 Near or Over Combustible Material- k9 A2 t) g' V9 m% _' P. Q
30-202 In Show Windows
/ Q9 @7 O6 S5 Q7 R/ S7 X) W1 V( g30-204 In Clothes Closets
# y1 J# N1 @ `% J* Y rInstallation of Lighting Equipment4 D) \5 K+ Z3 a# e: A) Z7 W: m
30-302 Support' d6 ^% \3 t0 D; D' L: g( q
30-304 Outlet Boxes to be Covered
$ l+ e* p4 B" _4 b9 f8 e1 i30-308 Circuit Connections! I/ @( }& q y; z6 s& F
30-310 Luminaire as a Raceway
8 s4 j8 _* L/ K- Y: Y( u6 s# k30-314 Minimum Height of Low Luminaires4 B- o! _2 d) b6 ^3 y3 W6 O0 F
30-316 Luminaires Exposed to Flying Objects; k. ^1 y% p2 }# d1 X6 q. }+ F
30-320 Luminaires in Damp or Wet Locations4 O/ ^, R" {, Q, Q, y Q( l
N 30-318
7 m3 s6 N& ]6 e* l% a! ^' HWiring of Lighting Equipment
0 Q% z4 E+ \: b, d4 J' C" A1 b30-400 Wiring of Luminaires
9 s$ U& F+ }0 Z& {30-402 Colour Coding
9 {% e M5 t6 `- J! ~) s30-404 Conductor Insulation( L/ {& t! _/ \$ I4 ?& D
30-406 Conductors on Movable Parts- e; X2 q$ C% V4 m6 E) D
30-408 Wiring of Ceiling Outlet Boxes5 Z& v, v6 c7 N2 R% }5 W3 ~9 }
30-410 Wiring of Show Window Luminaires
' Q! P$ N: G) F$ V3 F30-412 Tap Connection Conductors- C; r4 w$ z& ^0 T; Z
Luminaires in buildings of Residential Occupancy9 n8 q7 p; F6 P
30-500 Lighting Equipment at Entrances (Appendix G)" N9 t1 b; t. A. r) w
30-502 Luminaires in Dwelling Units (Appendix G): T* h h: ~. Z! U' ?( w; C4 l' k
30-504 Stairways (Appendix G)
$ T% }; O% @ G30-506 Basements (Appendix G), t+ {0 b7 y8 p! _, t1 X
30-508 Storage Rooms (Appendix G)' d/ \0 O' E: s1 w
30-510 Garages and Carports (Appendix G)
! y0 S+ R9 Z7 R3 u% ^& _Lampholders% D! u- k2 N0 i6 J% n
30-600 Lampholder rating with Incandescent Lamps
: @9 r' C8 D4 ~ G. @" ^, p* O5 qN CANCEL
. h) Q: X' _$ D6 O1 W- `/ L. U# |% i30-602 Connections to Lampholders$ T' B7 L& z ?0 I% G- X1 P0 S
N 30-6005 ~7 O+ S3 C H C" A3 ^. L
30-604 Switched Lampholders Used on Unidentified Circuits2 d8 p1 q4 |1 x, E; o
N 30-6029 f, k/ G0 ?* Q( B: g: x- @
30-606 Switched Lampholders with Pull-Type Mechanisms. g$ x: ?# ~) j/ @
N 30-604* K" E! }* t* k( l [' b
30-610 Pendant Lampholders
2 O, x% u- h% ?. v) U! [% Q$ vN 30-608% M7 J- @6 [ Z4 L3 G+ o) O
Electric-Discharge Lighting Systems Operating at 1000V or Less$ S( H8 o* C0 T# K }6 [5 p% K: o
30-710 Control (Appendix B)8 r" f4 L* U2 ~
30-712 Branch Circuit Capacity
, D h) ^' {( g9 x X% V1 ^Electric-Discharge Lighting Systems Operating at More Than 1000V
6 S8 Q! V: [3 m3 |/ E) |) T30-802 Voltages, Dwelling Units
) @5 I" J% q: O30-804 control (Appendix B)6 s1 f3 w) A& t
Recessed Luminaires (Appendix G)
& E \8 F7 j' `& {30-902 Spacings for Non-IC Type Luminaires
' Z+ X( u% C9 b% P+ i& r! e30-910 Wiring of Recessed Luminaires (Appendix B)
' D$ q8 i+ O9 ]/ uExposed Wiring for Permanent Outdoor Lighting
3 Y1 M! g6 @; W- a% z+ b) |0 q30-1120 Branch Circuit Loading and Protection
/ }$ V* `3 Y4 H$ b1 S3 [- pExtra-Low-Voltage Lighting Systems
1 Z. e% K. g4 E' \# P+ ]* u30-1202 Sources of Supply
3 u( t+ F" w" l/ f) b, _! r! O" J8 ~5 I) j& l! H2 \; w
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
" x' B4 P/ F! s1 ?, m* k3 [- d( CFire Alarm Systems/ U- s; Z% c8 z* G- P
32-100 Conductors1 n( P+ e7 |/ Z' f
32-102 Wiring Method: Z, C: m/ r1 b
32-104 Equipment Bonding
6 X8 n; P' \$ f* E2 y+ A32-106 Electrical Supervision; S7 d$ x& }, p: W! e9 P
32-108 Current Supply1 s5 r, O2 f1 P$ e
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G), D/ J7 Z; _- |, q* K
Fire Pumps3 d1 X$ v/ h: e# x# ?1 [" m! w. g/ L
32-208 Overcurrent Protection (Appendix B)& m/ G. D' p. u/ [* J( p, Y
N 32-206
; _9 k5 v& ~$ I2 B) y32-210 Overload and Overheating Protection (Appendix B)
4 a/ k# V( s( g32-212 Ground Fault Circuit Interrupter (Appendix B), e, H- m: U; g# H8 S+ [0 t4 w
8 Q+ ~2 D2 A0 q4 w4 c: NSection 36 High-Voltage Installations8 Q& j- g# ~' H
General
+ e$ `3 F ?9 t* m8 c& h' s" T36-000 Scope (Appendix B)8 S" g5 O, s$ n& s% Z5 M; C
36-006 Warning Notices
" m) g0 O7 o, _% v1 z1 ?Wiring Methods2 x" S. _" U* x
36-102 Radii of Bends# n6 J. X' h& x8 s" N+ P! N" \
36-104 Shielding of thermoset insulated conductors
. ]: F. q1 ~+ M/ c. o36-108 Spacing of Exposed Conductors (1) table 30, table 31# J1 m7 H8 [1 W5 G- i
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
/ u5 {2 _* T4 l# ZControl and Protective Equipment
. ^- D6 U( p8 T5 X; g8 x36-214 Disconnecting Means& k$ @" J& \0 y7 H4 T9 E% [. F7 x5 s
Grounding and Bonding: e y. o, B# O$ Y h" T
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
# f0 R: x R1 L: x$ j36-302 Station Ground Electrode (Appendix B)
3 H5 m6 Q' W5 Y( z, [36-304 Station Ground Resistance (Appendix B)
. d; {7 U! k$ R7 ~36-308 Connections to the Station Ground Electrode (Appendix B)& H" C8 R! [. `9 q* d5 w0 D# N
36-310 Gang-Operated Switch Handle Grounds6 A, n3 W( T: {1 V% A
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations: d. x# w7 g \ v- T( l
9 Q2 q6 L; c9 `0 ~% |& m
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
' }* \$ x7 ]8 B38-002 Special Terminology (Appendix B)
8 F) D+ Q1 K' f6 G38-003 Voltage Limitations (Appendix B); N% T+ m& n/ U+ D' n
38-004 Live Parts Enclosed
" t w" ?$ v! Z2 b$ }38-005 Working Clearances
- Y5 E* a- G& K38-011 Insulation and Types of Conductors
8 z0 m+ K2 j* f0 n. v# ]' X e6 u- s38-012 Minimum Size of Conductors
' g' |6 O1 c9 ` ~, h
0 I& p, r) G8 ? a* ?7 G9 t( [Section 40 Electric Cranes and Hoists
a8 a2 y m" t1 }40-008 Disconnecting Means$ h4 f0 J1 x$ m( _- y! E
40-010 Main Contact Conductors' N* A# W& D2 m" b7 S+ I
/ q4 w; T: f- a) g. I& `
Section 42 Electric Welders
9 K3 U" {% o$ T( c# `4 oTransformer Arc Welders4 K) n: e' I& ?! \8 i
42-006 Supply Conductors
+ M- m+ h4 F& ?/ ~5 m. v
7 d3 U& C6 b$ bSection 44: Theatre Installations
- d: A1 o5 k5 s+ N7 V* t; RGeneral7 B4 v j, [! D! d% f \3 d+ d
44-104 Number of Conductors in Raceways
7 n: J- { b) x; ]7 ?44-106 Aisle Lights in Moving Picture Theatres
+ z6 [! B- g" N) ]Fixed Stage Switchboards
- ~" [( p- O2 c/ `; Y44-210 Overcurrent Protection
3 b' A) n; j* G/ u# _ @$ UFixed Stage Equipment/ f4 G9 R# h( ~
44-324 Receptacles in Gallery Pockets
' V# T- V1 k$ W1 A0 f44-326 Receptacles and Plugs* s$ O( X1 `" v' V. x; E; S
8 z$ t* o7 {0 k1 M- r
Section 46 Emergency Systems, Unit Equipment, and Exit Signs) |3 k! O3 K7 w, t" O5 U E) `
General
, o3 a* ~' N$ _4 B# @. K9 y9 K46-102 Instructions1 \4 l' q5 ?0 R
46-108 Method of Wiring (Appendices B and G)
1 ^# E* g& d! n0 x' I( J. NEmergency Systems
9 U4 Z, b$ o, `5 T3 i! C) u46-202 Supply (Appendix G)
6 c- a0 r8 j% T46-204 Control; H1 B7 a* h7 m: @' [
46-206 Overcurrent Protection _* J9 o/ }# `9 O+ l' H# l0 L
46-210 Remote Lamps9 U% E. |3 u" u+ ?
Unit Equipment: I; ?9 u2 r* G) I$ _% k. t
46-304 Supply Connections
9 a( E0 g0 }3 p0 C+ _, k3 w/ l46-306 Remote Lamps (Appendix B)3 K% K8 i# i2 @+ x1 O
Exit Signs; B( e9 l" _0 ^- X
46-400 Exit Signs (Appendix B and G)
1 }9 g5 c; Q! U& B1 [
+ n+ p, W; x& J3 LSection 54 Community Antenna Distribution and Radio and Television Installations; {8 M) B" e3 v0 R+ \/ K. ]0 C
54-000 Scope+ } g+ r$ K4 ^) H
54-004 Community Antenna Distribution (Appendix B)7 G" ` D" O0 b( J7 B) V$ n" J
Community Antenna distribution
7 w( E) o( o# E; L54-100 Conductors7 B! M' }4 s5 F& w, d9 K
54-102 Voltage and Current Limitations (Appendix B)/ D+ ^( d( L# ~' P1 B3 \
Protection
* Y0 e4 b7 G3 `% N6 T4 Y54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)8 S0 p% L) Z7 j, k/ W/ U. P
Grounding
1 y) w7 y' |: r8 N7 W6 u; p54-300 Grounding Conductor
+ q8 U! s2 n" XConductors Within Buildings/ @0 N3 l6 p) O5 x& i
54-400 Separation from Other Conductors
& \5 c- I! |; Y* }Equipment0 `: x5 ]5 G; B5 u9 |* E
54-500 Community Antenna Distribution Amplifiers and Other Power Sources! S2 ~3 C- @: \. L4 j5 }1 R
54-502 Exposed Equipment and Terminations( f1 r8 Y% o; ~. t# Z; N
; }7 j6 m6 g4 lSection 56 Optical Fiber Cables* f+ B1 M4 R) {8 q/ T. p
General
( U2 ^1 ~! l5 }4 e8 ]56-100 Special Terminology
" Z/ g4 H4 F; \6 S# P56-102 Types
4 D& p4 d% o4 ^9 t: A+ GInstallation Methods
' s% G! k% V. t% \56-200 Nonconductive Optical Fiber Cables (Appendix B)
( O7 a! ^: [0 n: A56-202 Conductive Optical Fiber Cables (Appendix B). B8 q" v* l2 D9 Q- \
56-204 Hybrid Cables
3 [4 q2 |' k# q4 a56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)" u. x4 v7 S' I' U, s, B( K8 O$ S
9 b) K6 K- y. PSection 60 Electrical Communication Systems7 d$ C) v. r" I/ t9 }4 M( `
General
( E( @/ b9 |/ y. r* M7 V$ I: p+ Z6 V60-100 Special Terminology
4 ~9 q/ u+ j9 X$ t( k6 `Protection
1 c v* A! U4 K+ Y4 O# i8 U1 H) N60-202 Primary Protector Requirements# i, z" N3 k% d& \
Inside Conductors- j+ D! {0 Z$ y' j# a3 u
60-308 Separation from Other Conductors
: d5 x3 R* B' HEquipment. m2 q6 ~0 J9 t1 r5 ?
60-404 Exposed Equipment and Terminations
8 f# T, S& Q: O* g: oUnderground Circuits
) U" R$ E7 q! k; S) `60-600 Direct Buried Systems+ L& ]" A6 C1 f G
' E& K+ S9 Z- B# r
Section 62 Fixed Electric Space and Surface Heating Systems8 k# L, S7 w# w2 z: w
General
1 d; f* L3 D; B& }" `' v62-102 Special Terminology
2 E3 s" i& |0 g% ^* V' X% |9 e62-108 Branch Circuits
# J6 O; S# @+ F3 c' y62-110 Installation of Fixtures0 `/ h+ N& ~, g2 m5 y
62-114 Overcurrent Protection and Grouping (Appendix B) (5)1 ~" m, y* @& O$ c; `% X8 w7 D
62-116 Demand Factors for Service Conductors and Feeders (2)
" E1 M, X: b3 n4 f, V1 ]62-118 Temperature Control Devices8 S& f! f9 w4 G% k
62-122 Installation of Series Heating Cable Sets (4)(7)$ _; Q8 Q: A0 u
Electric Space Heating Systems
, M! o( o l3 e6 L62-202 Temperature Control' B) }0 e# I' Y5 O
62-206 Proximity of Other Wiring (Appendix B)1 U- f: D2 n) P- h4 p
62-214 Installation of Heating Panels and Heating Panel Sets
0 E# j6 c) b& C& B4 e62-218 Series Heating Cable Sets in Cement or Plaster Ceilings! a- j- m+ @# h
62-226 Installation of Under-Floor Covering Heating Panel Sets8 _8 ?3 a) M4 e$ F& H
Electric Surface Heating Systems1 U3 Q, x' {& W
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface2 G7 }, _* @+ w/ J( @
( O' P" ?/ ~4 ASection 68 Pools, Tubs, and Spas
+ }# {5 X) G9 L0 k) e* TGeneral; a% q8 Z1 q4 u2 p4 N: [" ?
68-050 Special Terminology: Y. Q$ U. @5 M3 }# z, L
68-056 Underground Wiring - Table 61
, c) S9 A2 f# @4 Q0 a% R68-058 Bonding to Ground (Appendix B)* @" M' b% |& F
68-060 Junction and Deck Boxes (Appendix B)
+ ?6 P: p% o9 J8 _& _* [7 i68-064 Receptacles
) ]2 P3 }, S! g( w68-066 Luminaires and Lighting Equipment, d: o6 _! f4 Q" a( ?
68-068 Ground Fault Circuit Interrupters (Appendix B)$ Z* B* A3 \ O1 Q
' z6 f* f" p' D* s" s/ v b$ m9 ~
Section 70 — Electrical requirements for factory-built relocatable structures and
5 k! d; c# A2 b* f5 {: onon-relocatable structures* r9 I3 u7 Z" y" n
70-130 Tests (see Appendix B)8 \( p4 W) N9 Q+ W% ?
8 v2 Y0 d( {8 M) N6 S% \) C! C4 _Section 76 Temporary Wiring (Appendix G)4 [" S/ v8 [' R
76-004 Grounding
8 s" Y4 R) ~- i! K K0 I3 z76-008 Service Entrance Equipment
0 _3 d9 E3 b$ P# s) {& L+ t3 jN 76-006
7 n/ {. c# ]3 o' K/ o76-014 Branch Circuits
% }6 _; e. J9 a: z5 a4 UN 76-012; L4 {/ {1 z, J+ T, V. {! U: K
$ |/ C, a% O' [
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours* O$ m4 b; S {8 }& ~) I$ N. O
Marinas and Yacht Clubs
/ S+ d6 E3 d5 C# }78-052 Receptacles! f& W1 p4 {) t \! Y. `
78-056 Feeders and Services8 @( u/ v; }' N3 b$ g D
Marine Wharves, Structures, and Fishing Harbours3 L! t+ z0 D$ R" n- b: X
78-106 Grounding and Bonding( Z" l, l; `, _- l D' h
Tables% R+ ~- x' M1 w/ o9 b: k
1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,656 l* c" u1 n8 [" n) n& I; E5 T7 i( w) ]
! a- A/ X' {# u# \' _8 kDiagrams: 1, 2, 7. p0 J0 n# a% y) z
6 D$ m, z7 B( X7 j4 D5 K3 V: OAppendix B( U8 B9 I4 U w8 l
P352: Ground fault circuit interrupter- 6mA" _2 V$ G; x6 m6 Y, K
P354: 2-126 FT1, FT4) Z7 Q# w8 O9 V1 `$ B( d
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)& S! X3 Q0 }. N( T0 P
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)' Q9 n" H; M, z/ Z0 _& |6 y5 O
P370: 12-1012, 1118, 1214 Example:
0 J: ?% B1 X/ ~+ SP371: 12-1108$ X1 \6 a& Z$ P7 n, O
P381: 18-108(1)(b), 18-158(1)(b)
! O; e6 W+ I# B9 cP386: 24-206
# l7 Y, ?7 L( y. r/ UP389: 26-2569 h6 L3 N: P& u! y1 k
P391-P393: Section 28, Example to determine Motor Conductors and Protection
* q; U# [! ^6 a* d
: v) T6 D2 n# o/ R7 UAppendix D
/ k; ^) k J) f9 r3 JTable D1, D2, D3, D4, D5, D6, D7, D16 |
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