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Canadian Electrical Code Review Guide
4 @8 Y2 X5 j; aFor the Exam of Electrician For Red Seal License j2 z0 l: ?! d0 E& m
: u: r2 r+ U- K2 k- D4 X5 g% j+ \Lesson One: ]1 ~- U3 l! i+ e2 g( Y% |: Y! B
Section 0 DEFINITIONS& x7 [/ c0 u. } d
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
& f v, }$ e2 T9 }# WAccessible as applied to wiring methods1 w% T- }) Z3 t0 U4 O/ u+ p1 m
Alive or live
4 v; ?* M% x1 K4 S7 [* KAluminum-sheathed cable/ [9 ?1 ?) p. G4 X
Ampacity
! Z7 Q9 p+ s H2 W; U/ N& n9 _Authorized person
9 `7 A/ r! H& W9 {Auxiliary gutter4 t( u- B0 h# O" Q: j7 F; s% f' ]
AWG
" l# g- |% [5 j# D$ tBonding
" H4 B6 M7 ]1 |% C# f/ OCable tray; |( Y6 Y& L( F) S1 D& [5 f
Cellular floor- h' @3 x0 I" z! u
Branch circuit2 T7 N5 Y' `1 G0 ~6 |
Bus& B0 h$ C! d. u; \; ^( f) O
Busway
% i+ c. b$ g* C: i; i3 eCommunication circuit/ n }% h) C" H3 y# B' J
Extra-low-voltage power circuit- K; Z4 Z% H! a# X
Low-energy power circuit
]. D6 q, y# b9 g8 F" \! x+ XMulti-wire branch circuit
3 N [% O* M u8 G PRemote control circuit
0 L; D2 a6 y; j1 U# \Signal circuit" L6 w- ~/ z9 b' F+ A8 ~5 F3 Z0 ^% [
Circuit breaker4 Y' K8 {& g) ?+ D" [, \! m: O% L+ q
Instantaneous-trip circuit breaker- B L( ^% Y* _; Q/ y2 v
Conductor5 h- }/ \+ g7 T7 D4 u
Conduit+ s( v* ?+ B6 l+ _% w
Flexible metal conduit
- j& Q# n/ S N. F- I" h$ i Liquid-tight flexible conduit
/ k! x5 V: a! `. b$ j* q* l Rigid conduit
! s; ]4 R" r% T$ Z/ X# K2 R: { [4 F Rigid metal conduit7 O. K1 R/ e- n+ t
Rigid nonmetallic conduit9 z: q) F; f; o; v
Rigid PVC conduit6 v+ ^0 F7 h, b) Q
Connector6 Z6 b' d3 I3 p7 x% @3 l
Box connector: n+ o- C3 S9 R/ a
Wire connector
+ x/ q" ~" ~: L+ X; I9 ?Controller
2 s7 Y& d& J B& m( ?Disconnecting means
& @: ? D- t8 v$ j0 ADust-tight
' j. {7 X8 k- E! G) RDwelling unit$ d: s2 v0 T6 l7 f$ e* o
Electrical contractor7 S" |5 u7 Q# J) u4 K1 f$ \
Electrical metallic tubing& b0 g/ n0 ?( `
Electrical nonmetallic tubing
& q1 T5 o, n* @( N7 eEmergency lighting3 `1 i3 W. N" { y
Explosion-proof+ I- {4 R( R' y3 B4 ?
Extra-low-voltage power circuit0 b7 a% O/ N- r e- z' ?# k0 R3 L
Feeder
4 n( p) d5 ]0 l AFlexible metal conduit+ u' `* k8 b3 u
Ground4 C& x! D, Z0 R8 `
Ground fault circuit interrupter
; q* g! J2 f1 d" w3 W/ X: h$ OGrounded" k7 s+ h( I+ H! X
Grounding C+ ~! d" f. h! l- `+ `
Grounding conductor
, m" z; G( r* D; O5 E- d/ aGrounding electrode3 l/ Z. @- ^* ]
Guarded
4 l! T* b! H9 f: LHoistway
% }& v y4 b1 e" r3 Z7 V9 mIdentified
/ w$ N7 M7 X: fLampholder
3 `* E% G" S- W" rLow-voltage protection# X0 E8 S/ |6 ^) M+ v
Low-voltage release# W+ o. x1 z# e. E5 c- @
Neutral! `7 @6 V1 D2 l4 ^& }- G6 z0 m1 i) W
Noncombustible construction/ v4 T! D! B* l
Outlet
6 l* q6 ^( E9 }Outline lighting7 Q) ^0 `: M0 K- |5 C) Z' s
Over current device
! _0 q, Z& _% h7 {: r& DOverload device2 e7 [( T0 h5 b5 ?
Panel board
; h2 U0 k* o' G, j6 ?/ L" `0 t- ]4 ]Panelboard, enclosed
5 P$ _' f' J$ Q& z' u% h$ z. KPermanently connected equipment6 _* e3 u2 B9 i% q' n" c) }
Permit
1 H7 f2 o) B4 A. JPlenum9 ~( [1 N. P& D9 d
Portable as applied to electrical equipment
1 v5 F1 R9 Y+ `/ t$ |" Z% ?7 I2 E1 gPortable ground fault circuit interrupter
) |% m0 X& n9 a4 X8 Q, l4 aPower supply cord8 l' A" R* r$ O) m- e
Raceway$ t1 |1 f. z N+ T" \- d) U
Receptacle$ p! ~* r1 z, E- U8 S- n! [
Duplex receptacle* g+ m. H2 m1 O/ X2 d, p
Single receptacle
( A2 `; E- J* s% L. ` Split receptacle+ O+ f" o' ?* F& V
Service, consumer‘s
; o! E# m9 i; T$ fService, supply6 y2 v9 L2 A7 N! B0 I, l" N F) y
Service box
% ~/ x3 S. D: b% ~: FService room1 _8 ^" ^! ?- E0 Q) `
Single-dwelling
1 U6 ]3 C4 L- LSlow-burning as applied to conductor insulation* ~" D( A% A* v! t
Splitter# X/ R, v2 U! g: v4 y9 z
Starter
* s! v1 {1 _1 W$ i5 i: oSwitch- K/ s- e) L& }4 A# T2 ^- v4 j' n
General-use switch1 k, r4 n3 T) }- J) T
Indicating switch8 G9 z" y9 V5 z4 A! e- r
Isolating switch$ j4 A$ x) T- o! ^. v! H8 b
Motor-circuit switch
3 G# M) X6 l ^+ B/ GSystem$ t0 f; ?( t3 ?; O
Communication system
6 c/ n1 [3 N. B Community antenna distribution system(CATV)* n- K) p% _1 ~2 P5 E
Grounding system. ^ R( M9 \- B) M$ [- W( y
Underfloor raceway
+ }* g+ ^$ `3 BVoltage:
+ ]2 R& G7 `$ ]& P% w Extra-low voltage+ P: y& j! [, W5 |
High voltage
+ Z$ t; c9 z, N2 [ Low voltage4 |# g* v. W+ `" R. T; L4 [
Voltage of a circuit" g2 p" g2 Z5 [1 V% ?
Voltage-to-ground1 O# F1 B; V5 W2 l( r# U
Wireway1 X0 ` \. D; w5 ?# p) v2 C
( L: {7 ^. E- D- d; F4 n7 @2 BSection 2 GENERAL RULES
% T3 k' G% x3 _6 b+ _+ gAdministrative1 i8 @6 z: c; F
2-018 Reconnection
5 n4 ?8 t$ i, w6 Q2-030 Deviation or Postponement
: O% b$ E) U8 c( M& ?7 ?Technical General
, m" ~) Q- s. ~/ H' o0 }, f2-106 Circuit Voltage-to-Ground – Dwelling units6 D" B9 M$ G v/ M/ l
2-114 Soldering Fluxes
% Y+ G0 y4 B+ y0 ?' W3 ]2 O2-116 AWG Sizes of conductors6 Y8 E* r" j, F: h) E
2-124 Fire spread (see Appendices B and G)# E U5 K% \8 N" |/ r; j
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
; ~3 t; A& e$ T1 e7 sProtection of Persons and Property
5 G2 l$ o% \9 x' B% Y2-202 Guarding of Bare Live Parts8 }7 t7 m: _* N! l, d0 O6 ?
Maintenance and Operation
, y; f3 F5 v$ x/ q" Z2 ~' }2-304 Disconnection
$ J3 C. {9 T+ F$ r: e1 j4 e2-306 Maintenance of Live Equipment
4 V. x' P+ \( T% y4 S1 @; i0 fN 2-306 Shock and flash protection (see Appendix B)
" {' F; D( S- u# m( R0 `+ }2-308 Working Space About Electrical Equipment: Table-56
% S' e/ r6 U. R# t2-310 Entrance to, and Exit from, Working Space
3 m) |; B+ d/ B. k- C. D2-320 Drainage
i; R9 {- s& y* L( `7 L8 W; h5 K2-322 Electrical Equipment near combustible Gas Meters and other Devices3 J3 S, y e5 \% @4 l5 S
Enclosures5 x$ R9 W6 d+ U0 L+ V7 Q0 Q3 k$ y9 Z
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) U4 J+ T ]' j, z7 ]
2-404 Marking of Motors: DP, WP, TE
4 R# q- g& b2 F+ u6 b4 m
6 p# e7 L; c8 {- v! N! z5 HSection 4 Conductors
5 U. |/ k- ?) o+ i$ t4-000 Scope
, n$ K9 r) B1 T4 C8 U! R* v7 V+ T5 K4-002 Size of Conductors: 14#, 12# [/ M2 j! P7 w9 w7 o
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
8 L3 ^% F: p4 B4-006 Insulated Conductors: Table 198 m: D( ^" u! }, `' S# @) Y
4-010 Uses of Flexible Cord: Table 11" Z+ m, P4 {0 ? V+ }% d
4-012 Sizes of Flexible Cord! j% _5 P, j' W! X3 Z
4-014 Ampacity of Flexible Cords: Table 12; g( h+ A8 V) y1 c7 E
4-018 Equipment Wire; E" J8 T* R( B+ w" d
4-020 Insulation of Neutral Conductors
0 Y+ X) O* D6 v- V, I4-022 Size of Neutral conductor7 `( b9 ~! [7 C1 s* I6 g9 K* E
4-024 Common Neutral Conductor% W: U: a6 b+ T5 ~& \
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum. O6 R: w1 m: ?/ f6 }; ^
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
! W: e0 C7 y0 _+ _- N4-032 Identification of Type MI Neutral Conductors
- A# u1 r' ?1 c; G4-034 Use of Identified Conductors8 z1 t+ R2 K1 I: Q3 r& H
4-036 Colour of Conductors: Phase A, B, C, …/ q" J. Y' X; F. w9 R( O, E* N0 f
- a b7 v3 J3 S1 a# F
Section 6 Services and Service Equipment
: \8 D( B% U, B( q7 EGeneral
S/ k, x9 m% l9 `6-102 Number of Supply Services Permitted
# L& L* Y" c9 ^; \6-104 Number of Consumer’s Services Permitted in or on a Building
0 k1 T6 F8 s: _& i( L5 p5 g9 g6-108 Supply Service from an Electric Railway System1 S2 H$ J6 ?8 {: A5 A
6-110 Three-wire Consumer’s Services
. u F" a/ Q$ O+ V2 X6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
& h/ Y& o$ t0 ]! |6 W8 }7 h6-114 Methods of terminating conductors at consumer’s service
1 A/ X; [% |/ @# @( ~6-116 Consumer’s Service Head Location
& v8 A. I6 y3 {% _: AControl and Protective Equipment8 X! _5 p9 q0 T- W
6-200 Service Equipment2 h+ a( J$ S6 i0 L$ |. H
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
5 L3 p- {3 a! d1 i* r/ N6-208 Consumer’s Service Conductors Location
9 W0 m$ J! Y. Z* Q' d6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches# V# g( N0 }. i; x# ~# f7 h; J
6-212 Wiring Space in Enclosures
0 X% @0 }1 e+ q+ v7 H" M; V: K$ W6-214 Marking of Service Boxes
& a. q- w5 r& W% J% K: cWiring Methods+ p8 G- S6 o ], x; O: T
6-300 Underground Consumer’s Services
5 h) G, q% a! x' D6-302 Overhead Consumer’s Service Conductors
6 ]: W) s3 d- N( @/ O6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable, u. `; T; r3 e! G: ]: ~
6-306 Consumer’s Service Raceways
8 x" W7 d" V& M% L' n+ U6-308 Use of Bare Neutral in Consumer’s Service
- z# n4 w4 K- T5 |3 _6-310 Use of Joints in Consumer’s Service Neutral Conductors4 B7 A$ g: E- P, I
6-312 Condensation in Consumer’s Service Raceway6 ^0 z" Z+ v8 M" I0 ^5 d
Metering Equipment9 l0 T( i; I9 i1 J
6-400 Metering Equipment
+ `% j( g. `/ e W6 t5 p6-402 Method of Installing Meter Loops2 d* Q+ O k$ R
6-404 Enclosures for Instrument Transformers
! `" Z/ ~2 n+ I! b2 r7 r6-408 Location of Meters8 L1 ~: l, f8 P9 m/ N
7 R) ^0 s4 O) s& S S# i) g; v
Section 8 Circuit Loading and Demand Factors. F* J- W9 n" e3 K
General: w6 t! U. [' E: v/ b- c+ ~" y
8-100 Current Calculations
M' K2 {' ~" f& Y' f; J3 c7 R4 q, N/ I8-102 Voltage Drop ( see Appendix D)# ~9 |/ b# g1 C1 s6 D
8-104 Maximum Circuit Loading' a& M/ _7 o0 H' t& d
8-108 Number of Branch Circuit Positions7 M& k% D0 L( ]3 G H) J
8-110 Determination of Areas8 q' X! l' T8 h
Services and Feeders3 |" r5 @( m9 ~: w+ d# h# C
8-200 Single Dwellings (see Appendix B)4 w4 [9 q2 S& U8 ^# V% X# P8 c
8-202 Apartment and Similar Buildings ?8 c6 @" s. y
8-204 Schools& u" B+ Y4 _- Y* O3 q1 O
8-206 Hospitals
7 Y& N5 g! ]9 M8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
$ c2 E" j% z- m9 s8-210 Other Types of Occupancy (Table 14)- y$ S* M- c+ ~- I3 U* y
8-212 Special Lighting Circuits0 _ r1 ~' X; p: I- ?
Branch Circuits
* S7 V! D6 } d o+ |" @8-300 Branch Circuits Supplying Electric Ranges% K& X& M- x' |+ ~% y
8-302 Connected Loads
1 ~/ R( B% U1 @- ?" r
& U) f: {6 \2 A h- D6 b+ QSection 10 Grounding and Bonding: d" v$ c$ {/ F5 I
Scope and Object. s2 O# n4 E# P; H& `/ s+ C
10-002 Object9 ]2 n, R! p3 I# y Z; e1 q
System and Circuit Grounding& F' y4 S* o8 \
10-102 Two-Wire Direct-Current Systems
' r% [ O+ E! {10-104 Three-Wire Direct-Current Systems" I. D' N6 E3 M0 ~/ d; O3 R
10-106 Alternating-Current Systems
/ j2 J1 R4 o4 t' j9 _/ g {10-110 Electric Crane Circuits0 y6 Z6 a+ D) }& ~( b8 _6 ^0 B
10-114 Circuits of Less Than 50 V, g& H3 f- C$ m3 v, J6 D0 r
10-116 Instrument Transformer Circuits) Q7 e6 q- h3 E
Grounding Connections for Systems and Circuits
3 b3 \, J* p7 \9 P8 w10-200 Current Over Grounding and Bonding Conductors
2 o c2 V, [- o: c' y10-204 Grounding Connections for Alternating-Current Systems
+ C4 I5 _( U2 F2 u" S! ?10-206 Grounding Connections for Isolated Systems
3 r) X* X& B7 c* x! M- e4 [10-210 Conductor to be Grounded
0 n" {* @! t/ L: j* o0 {Conductor Enclosure Bonding
3 X" H. _$ @' L! `10-302 Other Conductor Enclosures
* p6 |& Q, d* `$ M/ y- |N 10-304
! y7 c* I; |; l% N9 D% z6 GEquipment Bonding
; N+ ^3 p7 ^. {# K" ~. V10-400 Fixed Equipment, General
! [ l0 Q3 [ ^6 t10-402 Fixed Equipment, Specific (3), (4)
8 `: R9 ]( J& K# }1 s3 Z# q10-404 In Nonmetallic Wiring Systems
. b! C6 @( A a! \. }, P/ V5 Q10-406 Non-electrical Equipment% G: Z6 ]! l* P9 y7 ?
10-408 Portable Equipment (4)(b)* X7 |9 P( ^$ E4 Z h1 g8 j
10-410 Instrument Transformer Cases# j6 Z. m! }' U1 k. Q+ `$ v
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
3 ]' w- l/ R& |$ R, P! u10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
4 z1 ]4 M4 r, A2 s4 k; D( xMethods of Grounding
8 V' J4 S. ?( L+ J10-500 Effective grounding (see Appendix B)
! w/ D% s3 b1 s9 Q9 P" J10-502 Common grounding conductors
, c" ]$ A0 L7 p10-504 Common grounding electrodes
^4 n% `/ C- q2 M) e* {Bonding Methods
2 Y3 F0 b7 s: ]6 [10-600 Clean Surfaces4 u. |# t+ v s
10-604 Bonding at Service Equipment
& i% E( A' x4 c, n5 V* |& J10-606 Means of Assuring Continuity at Service Equipment
0 V5 J# T' R/ @7 ]# D9 R3 ?10-610 Bonding at Other Than Service Equipment
7 Q) m: z4 q/ I- [ z10-612 Loosely Jointed Metal Raceways# k' u% o1 {" C- U
10-614 Bonding Jumpers Table 41
( j( W5 i2 ?- tGrounding Electrodes4 B7 J: @1 p- U p
10-700 Grounding Electrodes1 g: ?5 \, F7 ?; C8 ?% J$ G
10-702 Artificial Grounding Electrodes4 e: h4 T7 f- O# W" S+ f9 w
N 10-700 & 10-702
0 q& n2 l6 _! ~! x7 I5 V10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
- h. i) m2 T6 Q: A0 i, n1 x7 T2 b6 TN 10-702
- x" d1 ^2 D6 i% y, q- b10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
7 W$ E$ D4 h9 I' G. UN 10-7025 h) ~+ P& ^2 E# D1 U/ c5 Y
10-710 Use of Lightning Rods (Appendices B and G)3 Q' }0 R, S+ k8 b ^/ }; |
N 10-706
) t! b8 m! p# B" GGrounding and Bonding Conductors* p" o# r+ f0 N) B& q+ T
10-800 Continuity of Grounding and Bonding Conductors7 @5 w' ?& W' Q9 M. X% q* G7 o8 {
10-802 Material for System Grounding Conductors) M Z) T$ q. G1 e* T5 x
10-804 Material for Bonding Conductors
( ]8 ^; h, U7 V1 D10-806 Installation of System Grounding Conductors+ I1 f" \* N! i! T0 [3 b+ _8 Q* [
10-808 Installation of Equipment Bonding Conductors
0 z6 K# k- g& e' q* T# h8 ?10-810 Grounding Conductor Size for DC Circuits& P* ^5 h5 z& E, e8 ^
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
1 J, ~" f& h# h7 @: [1 g10-814 Bonding Conductor Size (Appendix B)
/ w3 d/ k( w r9 \10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
0 y, f" u& o; ]10-818 Bonding Conductor for Outline Lighting
2 r1 F- u% ]. g10-820 Bonding Conductor Size for Instrument Transformers
) I: `3 B8 O4 A( }' X5 mGrounding and Bonding Conductor Connections) [9 }" \9 i2 L* w
10-902 Grounding Conduct Connection to Water Pipe Electrodes
0 Q( u$ y( k$ O10-906 Bonding conductor connection to circuits and equipment
$ f- E. T) T' E10-908 Grounding Conductor Connection to Electrodes+ A' Q8 G- c9 q+ Z$ y( S& o/ S
Lightning Arresters& ~. @# |& j o5 X7 _ K# `
10-1000 Lightning Arresters on Secondary Services – 750V or Less
7 U' j' r$ x% m& g, O1 k* ?0 E! f" D: E
Section 12 – Wiring Methods
: ?: ]' }% y4 t1 }1 MScope- j7 P. k; f I5 S
12-000 Scope (Appendix B)1 R: G( t4 ]" O1 p5 [$ J1 a
General Requirement
0 q! k/ Q7 r- s( Z12-010 Wiring in Ducts and Plenum Chambers
2 ?% F3 @$ S( K4 l _12-012 Underground Installations (Appendix B)
# v; e# f1 P9 o. y12-016 Lightning Rod Conductors6 i: B' w# Z& f2 k4 H
Conductors - General) x; K+ F2 [7 S& U" v i% ~% s* _. u
12-100 Types of Conductors (Appendix B) Table 19
# N1 |2 e. q7 x( y12-102 Thermoplastic-Insulated Conductors3 _& \+ f) g6 F5 V, |4 g
12-104 Flame Tested Coverings7 L, L" Y" z6 C8 l& T
12-106 Multi- and Single- Conductor Cables
3 D3 y+ \* w" L8 N1 H: q$ ?4 u12-108 Conductors in Parallel (Appendix B)
) } t/ ?0 I" Z! Y* M! M- D12-112 Conductor Joints and Splices- q. f' r* H+ o4 z; ~" X9 E/ i
12-114 Ends of insulated conductors/ L3 \; n6 E B) S" V% K
12-116 Termination of Conductors (Appendix B)
; Z# o5 [0 a, g" v( C' a" a- m12-118 Termination and Splicing of Aluminum Conductors/ y& g2 Q, O A( y( E: R6 x
12-120 Supporting of Conductors - Table 21# c" X+ g, q% I$ U3 |* B8 ^6 b* \ T
Open Wiring
, G) E+ k' H) d C7 G12-204 Spacing of Conductors% `4 G j# g( ~5 X
12-206 Conductor Supports
$ V! L# Z s3 i0 h1 m) y/ h6 x9 ]12-208 Conductors on Flat Surfaces* v+ Q! ?" k2 x4 {. r% @6 S
12-212 Protection from Mechanical Injury
; Z8 j7 b, [/ G& }. I- d& NExposed Wiring on Exteriors of buildings and between Buildings on the same Premises0 Q _$ O' Z. v% u. o, _+ V* S/ q
12-308 Minimum Size of Overhead Conductors
8 A. b7 A' R4 x8 O5 F% K12-318 Use of Neutral Supported Cables5 q6 w3 W/ w9 b, {7 e
Nonmetallic Sheathed Cable
$ E6 o0 j1 `1 K D4 C$ p3 F) P! g12-502 Maximum Voltage+ l# c+ k2 u% n, V/ X2 N0 Y
12-510 Running of cable between Boxes and Fittings (Appendix G)
+ ]7 a: N) u4 W. V12-514 Protection on joists and rafters
2 `2 V6 G4 I+ w% d, v* M3 d12-516 Protection for Cable in Concealed Installations (Appendix G)8 \1 ^2 z+ s* `( ] l
12-522 Where Outlet Boxes Are Not Required' V# k; q. ^; r ~6 M1 J; j
Armoured Cable
# H; [0 O7 Y3 b% u( t9 ?12-602 Use (Appendix B)% }: c& P& S- L# ]
12-604 Protection for Armoured Cables in Lanes d: a+ _# T6 z# {
12-606 Use of Thermoplastic Covered Armoured Cable
$ w/ V* ~) J0 V2 V! h12-608 Continuity of Armoured Cable
) c8 Q/ P9 {9 `6 D12-610 Terminating Armoured Cable. F L: c7 l- a7 X6 W
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems; x* ^( Q5 I* v s$ J/ M% u: {
12-614 Radii of Bends in Armoured Cables& R5 N& G8 f8 z+ [2 P+ C7 c
12-616 Concealed Armoured Cable Installation
7 d% Y2 E7 X' H) w- s12-618 Running of Cable between Boxes, Etc
& R, B1 l. d2 c$ v, k4 SMineral-Insulated and Aluminum-Sheathed Cable) D# b# q: ]+ J% m7 e
12-702 Use3 T1 s% G" F5 k# \! R7 k3 m
12-704 Use When Embedded
- i) m3 R4 d+ v+ {; a12-706 Method of Supporting4 `/ l% \+ B$ U! ^" m
12-708 Direct Earth Burial
, W5 C. c7 i* k+ Z( Q& p) U6 R12-710 Mechanical Protection: W1 J% U" e+ M! C! C
12-712 Radii of Bends5 S' L% Y* ?8 s: f8 j
12-714 Termination of Mineral-Insulated Cable (Appendix B)6 z \ ?: o5 Q/ h; k5 G1 {! f7 }
12-716 Connection to Other Forms of Wiring/ W* A3 z0 \/ K, z
Flat Conductor Cable Type FCC6 i' ^8 {7 s& S/ H; K+ `9 b
12-804 Use Permitted. m2 N, j+ @; Q a' T1 o
12-806 Use Prohibited
* ^8 [+ h+ m" C% k3 e. Q12-818 Anchoring2 E0 v. d N5 [3 X, \- ]
12-820 Crossings
6 W: x' E3 c; d/ d" ]% sRaceways - General
7 [* r( V2 F- b- n# m( `8 X12-904 Conductors in Raceways
' w2 M. Z( @( }% x: N7 O8 P12-906 Protection of Conductors at Ends of Raceways; w* D; U) m4 Y' q( ^. K
12-908 Inserting Conductors in Raceways
; d8 h7 L7 F/ Z! A7 `- ^12-910 Joints or Splices Within Raceways( P, M" A9 T/ Z0 J3 F+ r* T H
12-912 Stranding of Conductors% P& Z+ E9 d( E
12-914 Electrical Continuity of Raceways/ g, M5 c4 e' R4 H4 v
12-922 Radii of Bends in Raceways
* _ c! S& B D6 T" y* q, }2 M/ ]0 sN 12-922 Radii of Bends in Raceways Table 77 w F9 G7 h( k3 g. o6 P% z3 N
12-932 Protection for Raceways in Lanes( b& h, Q, `6 }% ?6 s
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B). {4 Q, S/ K1 L4 l
12-938 Capping of Unused Raceways0 A1 ~7 Y1 U- M* z0 M1 x
12-940 Maximum Number of Bends in Raceways
% P9 B6 y( f: eRigid and Flexible Metal Conduit
/ s F2 z+ C! n12-1002 Use8 Q9 X! u: O, O' G; y
12-1004 Minimum Size of Conduits/ ^; i3 X4 h: R# d
12-1006 Conduit Threads (Appendix B)
- J! [+ z* f; f0 T4 U$ D0 s12-1008 Thread Engagement1 X0 E# r9 B ^% F1 j* g) F' J2 i4 X
12-1010 Maximum Spacing of Conduit Supports% L0 r9 G- s9 \' u$ O
12-1012 Expansion and Contraction of Conduits (Appendix B)7 F1 ^( ^6 a' N/ g
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
]# Z, i9 B0 ?% N+ d2 Q1 fRigid PVC Conduit and Rigid HFT Conduit' j a6 g' p$ ~8 H. q- m7 h1 l- F
12-1100 Use
+ k$ N9 @+ l( t, y; a12-1102 Restrictions on Use+ i1 q! S: }' d
12-1104 Temperature Limitations (Appendix B)- r* f% X8 ^3 k$ e
12-1108 Field Bends (Appendix B), (2)
$ |3 x! H. [6 P12-1110 Support of Luminaires0 |) ~7 |/ s. n7 f8 R- x, S
12-1112 Fittings
2 N7 O2 W) H. }& Z; T) F12-1114 Maximum Spacing of Conduit Supports, b/ q8 X, f) s8 p. w: @
12-1116 Support of Equipment9 t/ t; L$ t4 d/ J, a
12-1118 Expansion Joints (Appendix B example)) @( K1 B4 E+ e1 ~# s1 m" m
Rigid RTRC Conduit8 P' e( \. d8 q o, A" j1 m+ V
12-1210 Temperature Limitations
0 Q9 ?# m: v& H4 d, e12-1214 Expansion Joints (Appendix B)
0 {0 U, A' W9 nLiquid-Tight Flexible Conduit
% ?8 p! [: d1 b, g/ ^0 b12-1302 Use of Liquid-Tight Flexible Conduit
2 s/ y3 ]' j' E1 A/ k3 \3 K12-1304 Maximum Number of Conductors- }$ N7 C( ^( F6 ` ^4 z
12-1306 Provisions for Bonding; b! \5 u( i9 B
Electrical Metallic Tubing' |% r e& X j- Y9 ^, e
12-1402 Use
! ^" i; t& q. L" e12-1404 Supports
8 X& Z: t2 D# U# n# D12-1406 Minimum Tubing Size" V/ l) p" r! L* V" ?
12-1408 Maximum Number of Conductors
6 }& T! K0 d; C0 ]0 i12-1410 Connections and Couplings
+ N/ M) l* @: L12-1412 Radii of Bends in Tubing) d8 P. i6 ~3 ?! M5 S' a2 Q
N Table 74 [% u6 H4 w* X* d$ F8 L$ k: D; C$ M+ W
Electrical Nonmetallic Tubing
7 [0 ~% Y4 n- k0 {) {4 n+ e12-1516 Provision for Bonding Continuity
' K/ ]1 q3 e% \5 q& i+ L8 y# b( xN 12-1514# g7 m) v* U! | P
Surface Raceways- {6 d6 L$ M! U3 ?/ ?: I6 x
12-1602 Use of Surface Raceway (Appendix B)! J- X$ ~' f \4 K, h' m) z
12-1604 Temperature Limitations
5 o% V+ O! E& I3 { I( A/ N9 A7 t12-1606 Conductors in Surface Raceways (Appendix B)
: o8 o5 N# `; L2 D% ^; D) s5 l12-1608 Maximum Voltage
8 q) E, S7 k/ L12-1610 Joints and splices - b: i, Z& X8 e! b
Underfloor Raceways& U% \- h, \9 H9 s
12-1712 Discontinued Outlets in Underfloor Raceways% w) w4 C, R7 M+ ^$ i
Cellular Floors% a6 M4 t' U& ~. N
12-1804 Maximum Conductor Size in Cellular Floor4 s; w3 ~& d! [9 N& Y3 G( U
12-1820 Cellular floor discontinued outlets
* m5 f. h: R* `1 y, n+ ]. vAuxiliary Gutters' R$ e2 F/ B7 I6 e1 V G, ~* W6 H3 H
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
" T- i- c. c7 H+ c; P! x- f12-1902 Auxiliary Gutter Supports% i0 j/ I* } s9 f. `
12-1904 Auxiliary Gutter Cross-Sectional Area
$ P& l0 g5 ?6 T0 \4 k+ N) _( O: @Busways and Splitters
1 b, C, ~5 k3 ?8 L1 }2 p12-2004 AC Circuits in Busways and Splitters
1 O+ v7 Q9 c/ m1 t9 Z7 g# s12-2006 Busway and Splitter Supports
8 g: Y8 v, t. U5 f: f3 H* u; J12-2008 Method of Installation of Busways# c) K+ a! v7 @1 T0 y
12-2012 Reduction in Size of Busways
& e, q/ e0 }$ |( w* t: K1 K12-2014 Length of Busways Used as Branch Circuits; A. y3 ]' N: l3 b
12-2018 Taps in Splitters& w' ?" H. Z8 i/ _4 @+ z. z
Wireways/ o( w e( w0 @) t& C" G
12-2104 Conductors in Wireways: Q0 E) J% i3 z6 Z% w: O4 f, k6 M
12-2106 Taps and Splices in Wireways( E: l5 o1 V4 t. o1 j2 i
Cable Trays; A5 B9 [/ B, s$ V2 w5 y
12-2200 Method of Installation (Appendix B)
- w! x, i( i" @7 ~5 B/ @; m8 ?7 I12-2204 Joints and Splices Within Cable Trays% l3 e/ h* p% l" {
12-2208 Provisions for Bonding
: Z6 h/ r) ?" g4 h' x1 `12-2210 Ampacities of Conductors in Cable Trays
& Q2 z* T, c- @ VInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings0 `0 ?9 W; ^7 y3 s% @. M
12-3000 Maximum Number of Outlets Per Circuit" d- R3 [7 d, p7 y4 v* l* V
N 8-304
5 t; N6 y- f* G12-3002 Outlet Boxes (Appendix B)
0 @$ ]7 `9 H6 |* ~5 ?$ DN 12-30009 F. n7 M9 S, j8 m0 d8 @7 J
12-3004 Outlet Box Covers9 U+ G) h8 m7 W' n- J5 S, O# I2 _
N 12-3002. Z y7 ~4 S3 E' J9 }( x1 n
12-3010 Boxes in Concrete Construction
5 [. f3 `0 n1 u& C( H: D4 L0 o8 eN 12-3008
0 K, `" b& ~/ y: J j' ^* U) A12-3012 Outlet Box Supports
5 p) e* u& h. Z2 RN 12-3010
" K2 M& P: g/ o* ?( m3 P12-3016 Accessibility of Junction Boxes
8 p/ J$ d k, C1 _N 12-3014
/ ]7 @, x: l+ ? P9 S, N+ K: V12-3018 Flush Boxes, cabinets, and Fittings$ \* J- H ~: M8 l
N 12-3016
' c0 e% N' u6 @" G12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) " m. _! V5 O$ M# S8 x" J
N 12-3022
$ f& Y1 D- Y; c9 E% N12-3036 Maximum Number of conductors in a Box - Table 236 M# d# {% C$ Z& |7 G' e
N 12-30345 S$ z; l% V. y: ]# N# K3 ]+ r- ?
12-3038 Pull Box or Junction box Sizes. |* T' e" ]' K5 c8 u7 _/ c* F! a
N 12-3036! |% ?+ k- d7 o% c. _' i
3 E7 m: o: K: l& w: j) p9 }Section 14 Protection and Control
2 C# q0 `' A2 r& f; r SGeneral Requirement+ A% ^- ], B) Z" F r5 y! k" s
14-010 Protective and Control Devices Required
+ U2 M( Q- U1 h/ u7 |14-016 Connection of Devices
2 @) n6 h3 O% r8 B/ v6 V* [" ` Protective Devices – General
2 r( J2 n# Q) X" m! d0 Y 14-100 Overcurrent Devices Required
/ {- }3 s; Q# i. {" U14-102 Ground Fault Protection (Appendix B)' T: z4 y. C& e7 H% b! M' }
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
% W. o2 `& j6 c5 R/ E5 }14-112 Overcurrent Devices in Parallel
+ ~, A7 ^2 K2 C$ m& s, UFuses8 M% t1 ]. w9 e% Z7 c2 p' q
14-200 Time-Delay and Low-Melting Point Fuses1 V2 Y2 ?7 U u0 T
14-202 Use of Plug Fuses
' y8 s& [8 o/ o14-208 Rating of Fuses
5 ~# _! }) ~; S& n: M/ Y14-212 Use of Fuses (Appendix B)4 R! L0 P) ]' n5 W. E( I# E1 g$ a
Circuit Breakers% `% g4 S) ?: g+ I' [4 s
14-300 Circuit Breakers, General; }1 K* x( a4 p! Y% x
14-306 Tripping Elements for Circuit Breakers
4 s# T: W+ ^; k4 V. F, J! J14-308 Battery Control Power for Circuit Breakers" t: l2 o% E3 f. D; \
Control Devices - General
& s6 v& x- G u9 C7 _5 w14-402 Disconnecting Means Required for Fused Circuits9 X6 y: X6 P1 V7 H. z3 n) Z; R
Control Devices - Switches# Z0 M0 M \* v5 [& t6 G
14-502 Mounting of knife Switches
H8 W" j0 Q& h! Z, |( E14-504 Maximum Rating of Switches
- u4 Y$ d7 p+ }1 M* W% R8 W5 n4 f14-508 Rating of General-Use AC/DC Switches (Appendix B)
+ B% J; s! x1 q3 x1 V" ~5 s14-512 Manually Operated General-Use 347V AC Switches (Appendix B)1 P" O, i7 f- J! S. ^: S
Solid State Devices( G+ k4 i5 ^1 X0 I9 N) ?
14-700 Restriction of Use& B- I+ Z& T+ z5 O
14-702 Disconnecting Means Required7 _) M% x; |; O/ g7 x1 K
' p" f2 y& t( TSection 16 Class 1 and Class 2 Circuits/ B" z( Y0 b, r: k
General5 g* L% G; \6 b- Y
16-004 Class 1 Extra-Low-Voltage Power Circuits
* ?1 z+ H! [. ^3 U: _5 F# }3 P6 j16-006 Class 2 Low-Energy Power Circuits
6 }1 w1 a) c3 L. w, \8 D16-012 Circuits in Communication Cables
]* l; e( w1 c0 ]: eClass 1 Circuits
: C2 N$ {6 F5 k16-100 Limitation of Class 1 Circuits
2 n5 a1 L, C( T5 [16-104 Overcurrent Protection of Class 1 Circuits
1 P" W% P0 W9 L Z: r& w" t16-106 Location of Overcurrent Devices in Class 1 Circuits$ v! I" C4 z* Y
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
. ^0 G* R5 _* e16-110 Conductor Material and Sizes) S' r( H9 H+ [1 m) _ w
16-112 Insulated Conductors for Class 1 Wiring
4 F! _- o5 ^/ U0 c8 `2 FClass 2 Circuits
7 B! g* l# R5 N/ K3 U8 [5 `8 B16-200 Limitations of Class 2 Circuits (Appendix B)
' ]7 ?( X# r" E* H" d, |2 `0 e16-204 Marking
# b/ o( \: N e2 m: f16-206 Overcurrent Protection for Class 2 Circuits) j. s* T5 ~) G0 [1 l, d
16-210 Conductors for Class 2 Circuit Wiring (Appendix B) ^& _1 A P) P' I* v U
ELC: extra-low-voltage cable, o! g! e: x% R2 u8 ]
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
- C! X9 |* d+ U: z3 D
; H1 N9 t* V( h. e) ` @$ y+ dSection 18 Hazardous Locations: q% _) Q$ B9 j; k0 }) Q
Scope and Introduction
4 d! Z" Q8 A) J18-004 Classification
0 g/ c+ j( A( d0 R( B18-006 Division of Class I Locations (Appendices B and J)
4 V8 I) N4 b0 {" |4 ]9 E18-008 Division of Class II Locations (Appendix B)& N( q5 ~" X+ P+ I
18-010 Division of Class III Locations (Appendix B)4 a: w( ~0 Z$ h+ i
General# {5 H3 K0 v0 @! ~
18-062 Metal-Covered Cable (Appendix B)
) @2 O! E! B- a7 K8 C( sInstallations in Class 1, Zone 1 Location
| t4 \# C' g18-108 Sealing, Class I, Zone I (Appendix B): ?5 P( ~+ I0 U# s
# I% W M) ^: R- C: K
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
- E7 D1 E; e6 C. `1 e# K9 k$ C2 r: qGasoline Dispensing and Service Stations
5 ` ]% Q# B" s20-002 General
0 E1 I2 E- P6 A" ^$ K20-004 Hazardous Area (Appendix B)
) T, c6 j* u0 o0 pPropane Dispensing, Container Filling, and Storage
9 U: J0 h+ W% ?6 C8 c4 W20-034 Hazardous Areas - Table 63( M0 f+ `9 p$ j$ V
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
6 O0 {- j2 }* H7 r- m( H' `20-062 Hazardous Areas5 w u$ ?4 D- I( h: X3 x; B
Commercial Garages – Repairs and Storage, p/ X: B' L2 a/ o# m
20-100 Scope3 q1 u7 C1 I2 W
20-102 Hazardous Areas (1) 7 r- n- T5 S5 A$ u& H5 f0 l0 O% F
, {, t! Y9 r% }7 j6 h( h
Section 24 Patient Care Areas; r% J8 Q$ P3 V. K- J
24-000 Scope (Appendix B)
3 H4 f ~, {! J0 @6 H0 E24-002 Special Terminology (Appendix B)
4 u: P5 E7 {) ~# s: F Patient care area
) s9 x: N! m m) R8 C( T& NPatient Care Areas
[8 Z S; i9 j) ?5 W1 o! c- J( |24-106 Receptacles in Basic Care Areas (Appendix B)2 @& F! @) c1 g" h8 R
Isolated Systems5 v, v- S: c9 {/ l; R9 d0 r- h9 B
24-204 Single-Phase Isolated Circuits (Appendix B)
( I+ i0 ]9 a* l) }( o# C24-2065 F- X- J( o( y
) ^* l% a! x9 D7 J
Section 26 Installation of Electrical Equipment% \3 ?3 ]0 _; J& f
General: ^& W1 k) [# r% X. g" f" W, p
26-004 Equipment Over Combustible Surfaces (Appendix B)
) x) u+ s- O( T26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)7 D8 j3 I, z5 P' G, |
Isolating Switches
& b6 c, l' y( W0 \* J d26-100 Location of Isolating Switches# d' i/ W. \+ K3 N$ u/ s
Capacitors4 X/ J% Y6 E( m7 J
26-204 Guarding of Capacitors
- B9 @+ V% J9 W3 G0 h5 v5 h26-206 Grounding of Capacitors- I; a- A' k# A8 X8 p( W4 `
26-208 Conductor Size for Capacitors" V) L0 V1 u/ x N; c h. Q0 c6 ?
26-210 Overcurrent Protection (Appendix B)8 V7 u2 a' D0 |/ g! c& X* W' q O1 N
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
+ k* T1 M6 [' S2 }: H& r6 e26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
% I7 B2 @5 t6 n1 L26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
3 y: ~, r! |% B4 I+ ]& P. [26-218 Special Provisions for Motor Circuit Capacitors
9 N# ^$ G. M1 S8 u3 \" ?' f26-222 Drainage of Stored Charge of Capacitors# h6 v. \8 n/ q+ C4 A2 s
Transformers' t+ K# m/ q* v7 D9 s
26-240 Transformers, General
9 T' ~3 C1 X4 A% s3 L4 k26-242 Outdoor Transformer Installations
' Z$ ~$ e9 h9 d5 `% F, V! [* _26-244 Transformers, Mounted on Roofs (Appendix B)
y# ~6 A& ^6 U1 i26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
% D! V0 \- g% ~: r7 R! w e26-248 Dry-Core, Open-Ventilated Type Transformers, U, n# N8 s1 }( D7 m6 S) t/ n& m
26-250 Disconnecting Means for Transformers2 ~ S" M7 N7 y$ f) Z: S0 ^+ P
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
/ E( ?( W8 I" a0 R* K4 T0 g26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
' S4 H! \1 m% s/ o4 T9 I2 b: k26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)5 D& z3 _; R$ E6 n' v2 `
26-258 Conductor Size for Transformers
1 \. k7 a Z. X+ I+ I0 l0 B4 c26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
6 t2 @$ w8 G T9 z) @* b26-262 Marking of Transformers
/ L4 A4 D. x: N V26-264 Auto-Transformers7 L) r# \& W" j7 c% X
Fences* @( ~2 k3 E9 f2 t
26-302 Clearance of Equipment - Table 33+ ~. |8 f0 K! J% b- n7 J# _
Panelboards
1 e2 G0 G/ E7 @& C# A; F0 y26-400 Panelboards in Dwelling Units (Appendix B)4 }0 t7 h6 `: F: e* V9 ~+ r5 _6 E
26-402 Location of Panelboards (Appendix G)
+ X9 d" ^4 Y+ a2 oLightning Arresters
- Q9 [0 R4 d( v* T4 |% `; O26-508 Connection of Lightning Arresters) Y, `7 z, g- b1 a. [5 g* L/ X M9 E
Storage Batteries$ }* c$ W5 M7 T- W% N) S0 m
26-542 Special Terminology
t1 a, z, G- I; F2 y% v26-550 Battery Installation: u) I- I4 O& D4 B: G
26-552 Wiring to Batteries
4 Q' C: H1 ?. Z0 z# D9 |( y, oArc Lamps; L2 `/ P% s% Q/ s+ z
26-600 Location of Arc Lamps
) q( T8 j n, Z# ?0 A3 c26-602 Conductors to Arc Lamps
5 q: |9 T: r1 |! G h4 E26-608 Globes and Spark Arresters" `( N: C- `) l1 N
Receptacles& p, { J/ E% G8 }+ p
26-700 General (Appendix B)
4 r: o3 c2 y+ l7 M, ^# T26-702 Receptacles Exposed to the Weather
+ f @. y; D* S- E" J2 V1 HReceptacles in Residential Occupancies
: g0 B! w+ a# I; E/ l i26-710 General (Appendices B and G)
% d. W- V/ I) g: ]- t% h26-712 Receptacles in Dwelling Units (Appendices B and G)# O9 l, H$ x7 ]/ b3 L5 H1 B
26-714 Receptacles in Single Dwellings (Appendices B and G)& q/ H" L& Y4 h0 p- f/ z: U
Branch Circuits in Residential Occupancies# L' L% j M: m2 Q" l; _; U
26-720 General
- d- c6 e) _1 y1 \! W+ Z. `# `26-722 Branch Circuits in Dwelling Units/ a1 Q9 j0 l/ t
26-724 Branch Circuits in Single Dwellings
& T, u% |9 m! w2 M; e. c0 S26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)( n( E# r. J, h
N 26-720 (F)
& }" w# G7 s$ v! ?Electric Heating and Cooking Appliances
! D: J. m" F, z7 s7 {+ c26-744 Supply connections for Appliances& d% e5 A& a* @4 H4 t
26-750 Installation of Storage-Tank Water Heaters
( f$ O' {8 y1 e% U" {. U7 G26-752 Infrared Drying Lamps/ m0 } _) Z. h" G! T7 H4 N
% G, W z* Q7 S8 X5 j$ G
Section 28 Motors and Generators2 J! k* g- @$ _; `2 A/ l
General
1 z ~1 n5 a6 Q) W28-010 Special Terminology, r6 p1 F4 M) B2 ~: ]; K
Hermetic refrigerant motor compressor. D' F; h2 M' l' Z, J8 K) v
Locked rotor current rating, S9 t4 {% }* U: D" d$ l5 J
Service Factor" @4 D4 h( h' `. z
Table 44; Table 45; Table-D2, `; M5 |6 X4 j2 x& _* ]
Wiring Methods and Conductors; [' l. x/ A1 t! t' p# f) W/ y
28-102 Portable Motors% A W: h( J- O& n$ k
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
1 ]/ L$ ~' X9 C28-106 Conductors, Individual Motors9 p3 n% L' [; M9 Q' M8 F
28-108 Conductors, Two or More Motors& \: s- r$ G, h- R
28-110 Feeder Conductors3 C( ^+ \: o: N/ Q; x- M8 Y
28-112 Secondary Conductors
- u4 K% h8 L$ t4 ]6 ^3 A5 QOvercurrent Protection% b' t* X! s' h5 ~/ l1 r
28-200 Branch Circuit Overcurrent Protection
* n0 s7 }- y! ]# i28-204 Feeder Overcurrent Protection
3 V% Z7 D4 ~5 S: t+ L28-206 Grouping of Motors on a Single Branch Circuit
+ v8 A* |- y z3 z" u28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
$ ?# s7 \ L: E/ w& g5 `7 }Overload and Overheating Protection8 f5 `0 ^9 p6 r
28-302 Types of Overload Protection
1 S* J2 u& Y0 E* W- J28-304 Number and Location of Overload Devices (Appendix B) Table 25
* x* [1 {% ~( Y" W28-306 Rating or Trip Selection of Overload Devices (Appendix B)
5 B, K$ H% \7 Z2 P* p28-308 Overload Protection Not Required
& U8 f6 B9 v- A9 L5 f* V5 BUndervoltage Protection
J7 x1 i4 l& O# i28-400 Undervoltage Protection Required for Motors (Appendix B), r- ~% U9 l {1 t8 F$ w0 j! ~
Control7 M; ]: y) `- r- T. f6 B6 X
28-500 Control Required9 V1 `! h+ m- k/ H2 a: o1 ? r* c2 l
28-502 Control Location; g5 p3 K3 {3 ?1 ~1 d
28-504 Starters Having Different Starting and Running Position
6 o* g2 u& t% R1 J! [3 U28-506 Grounded Control Circuit. t) y* Y2 e" L) d. V
Disconnecting Means
+ S! ]! \, D* J28-600 Disconnecting Means Required% z3 Y$ M& t1 l7 q2 V
28-602 Types and Ratings of disconnecting Means (Appendix B)
: ~( h3 A1 p& ~6 z' ~. x, w' g28-604 Location of Disconnecting Means
2 @5 J8 D0 \7 F6 Q7 x Hermetic Refrigerant Motor-Compressors8 e+ w- Q3 w0 p$ D2 z. ~
28-706 Conductor Ampacity
& a$ Q. ~% h# b( s8 a! y28-708 Overcurrent Protection+ R, r; P8 L2 e0 g' ?' {; ^
28-714 Disconnecting Means; R+ M( A: w3 o' k: h
Protection and Control of Generators
% B4 C" d$ l) o2 ]/ Y! X28-900 Disconnecting Means Required for Generators+ O3 y* r1 e! b: k
28-902 Protection of Constant-Voltage Generators
( n: @% d6 u, w( N5 J28-904 Generator Not Driven by Electricity
- p9 L+ z* p* R7 {" v# N+ i28-906 Balancer sets
- B! i0 @ r. M2 K28-908 Three-Wire Direct-Current Generators
1 U( D) H1 q3 g; d
- U4 @2 V- j! s" a) d5 hSection 30 Installation of Lighting Equipment
) j0 S T5 j- B& b$ w9 d30-002 Special Terminology (Appendix B)
2 Z' o% \5 s: T6 c5 Q1 ^& BGeneral
J0 U0 S% x3 R% h. D5 H30-102 Voltage2 ]5 }8 F5 Q" K5 q& p
30-104 Protection (Appendix B)! F* c0 Y+ ~- l( Z% }5 r
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment+ ]0 i1 w$ N- [+ I0 x% w W
30-108 Polarization of Luminaires
0 `! \6 T% J, F9 x+ I& U) f1 @$ D30-110 Bonding of Lighting Equipment
* ]$ K% k- T; u- W$ ?# e2 v# ?, o& N$ wLocation of Lighting Equipment' K5 s8 z6 G+ \! A0 _
30-200 Near or Over Combustible Material
c2 A; w8 t; H P0 ^+ b% V30-202 In Show Windows: j: J$ @0 z: |/ K$ m1 C
30-204 In Clothes Closets
6 D) Q2 Q8 G0 tInstallation of Lighting Equipment3 ^ D6 a( n7 `; I6 N8 X! b
30-302 Support
8 Q) s$ w3 L' O4 ]30-304 Outlet Boxes to be Covered
+ e& f8 J7 A% u) L" ?/ H30-308 Circuit Connections
, p: m( q' W$ s9 F1 d( L( V. u9 K30-310 Luminaire as a Raceway0 S+ J Q+ p) s$ k7 J
30-314 Minimum Height of Low Luminaires& L7 g, c( w$ m; D0 t6 P
30-316 Luminaires Exposed to Flying Objects
1 C7 s. T" n& q30-320 Luminaires in Damp or Wet Locations% X; K$ j- X2 x3 d
N 30-318
! R+ X8 l7 \. h) m- @3 U# Y7 H- UWiring of Lighting Equipment
% Z' {* z5 U7 X) u. K: i30-400 Wiring of Luminaires
0 B) S$ O; k9 x6 l+ I3 s30-402 Colour Coding
6 f' }& n9 K6 T& n9 P/ \3 ]30-404 Conductor Insulation% X( B0 G1 i9 Y4 A1 n
30-406 Conductors on Movable Parts
/ R% V2 d8 i$ x- D$ H2 T30-408 Wiring of Ceiling Outlet Boxes" w; m; T0 e; l& @- ^; }9 ?
30-410 Wiring of Show Window Luminaires5 d6 R. N. l& J* M8 A# Q) e
30-412 Tap Connection Conductors% K; [4 |0 T* b% Q% G* ^4 f9 E0 R
Luminaires in buildings of Residential Occupancy2 f' p( x; T" l" |& p: ~
30-500 Lighting Equipment at Entrances (Appendix G)% q5 f. r8 M6 o( I4 \/ U
30-502 Luminaires in Dwelling Units (Appendix G)
- A8 s! `" H8 k" b6 `30-504 Stairways (Appendix G)2 J/ A/ H) m/ y6 u; d* X9 b1 C
30-506 Basements (Appendix G)" `9 V; d+ e _; X9 O- k, u
30-508 Storage Rooms (Appendix G)
) N' x h* ?, h; q- i) I0 d30-510 Garages and Carports (Appendix G)0 A8 O8 N4 a+ S& G3 q
Lampholders! C. D5 I! p- Q
30-600 Lampholder rating with Incandescent Lamps' y l/ F8 A j$ w- `, _
N CANCEL2 H% `8 M# E# F$ S' V
30-602 Connections to Lampholders; d, u6 r6 @' o N
N 30-600
+ J6 r" }6 x3 N( d, p o30-604 Switched Lampholders Used on Unidentified Circuits
8 I V8 O- _1 a4 N/ \N 30-602& g) O- M; n' }% M# a9 S
30-606 Switched Lampholders with Pull-Type Mechanisms
2 [: Y# [: s, N% IN 30-604
: e+ }& q& u6 {* V* g3 p: w30-610 Pendant Lampholders7 t% V! m! [4 X3 j z- |
N 30-608+ P j4 a1 m8 o
Electric-Discharge Lighting Systems Operating at 1000V or Less
6 m2 |/ q# g3 C3 b; F30-710 Control (Appendix B)
2 _; t, r, g1 k& T+ R$ Z- ?30-712 Branch Circuit Capacity
2 i2 x6 k* B$ D+ PElectric-Discharge Lighting Systems Operating at More Than 1000V
: p* P( S# \$ c8 I' M$ e9 v) k8 v30-802 Voltages, Dwelling Units
$ x" o" U8 w. C/ s30-804 control (Appendix B)5 C4 T5 G4 p4 L1 Q) e
Recessed Luminaires (Appendix G)3 ]6 z) I# p! K8 W2 Q. p& @# Y, A
30-902 Spacings for Non-IC Type Luminaires2 W. J- i, I" R; |
30-910 Wiring of Recessed Luminaires (Appendix B)
9 A5 }6 `$ H# |( x* xExposed Wiring for Permanent Outdoor Lighting; a. h8 B4 N; z/ T
30-1120 Branch Circuit Loading and Protection5 `' D1 z) l9 z4 m
Extra-Low-Voltage Lighting Systems' b, d2 p& ~# J0 h4 V, u
30-1202 Sources of Supply2 i" _# J3 C2 M
) Q, [" y+ ~4 n9 }, z4 qSection 32 Fire Alarm Systems and Fire Pumps (Appendix G); l/ [8 M& e" Z0 T1 C
Fire Alarm Systems
: A( j+ X' G, s; G! t8 U32-100 Conductors+ z2 Q0 \1 u! c( L6 r+ _3 [
32-102 Wiring Method
% r, g3 B" o+ d. d) N$ k) V32-104 Equipment Bonding
F; ^" y. a/ p; f5 v' {. Z4 t6 c9 M32-106 Electrical Supervision# l% O2 G- L; X2 l3 A, m: l1 h
32-108 Current Supply
" M9 `2 R" w0 Q, s32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)5 q/ n( V9 @; W4 P, [
Fire Pumps
1 _! [' T C* a Q, Z32-208 Overcurrent Protection (Appendix B)8 `* O' A* R, b6 l
N 32-206! h0 F) g: ~6 ~, C: P' R- y$ W) e1 w
32-210 Overload and Overheating Protection (Appendix B)
2 r* |: S9 X* V6 E32-212 Ground Fault Circuit Interrupter (Appendix B)$ D! v w. h6 O. u
+ s- F. o& x2 A# i8 G9 G# ]: ~Section 36 High-Voltage Installations
5 e/ [1 ?1 N# |4 a5 G1 c7 Y; `' mGeneral
/ u# z' X% ^- C% u36-000 Scope (Appendix B)
; P0 ~8 k! B' j5 @36-006 Warning Notices
( v$ l" H7 {. p4 F, r3 O$ k/ HWiring Methods2 P* G; I& p( O9 W N% Z
36-102 Radii of Bends
& o+ J: i7 C" _* ]+ ]36-104 Shielding of thermoset insulated conductors/ i% b* \! Z8 h% q8 W
36-108 Spacing of Exposed Conductors (1) table 30, table 31
! f1 z- b! y# G1 T7 I+ N( p36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
1 y3 X& P3 m% l2 W! QControl and Protective Equipment
3 Q0 _, v, E# _, q36-214 Disconnecting Means2 ?% P' B I7 X+ O2 d( O% E
Grounding and Bonding! Y$ L7 T! ~- S
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections, a+ P+ `& _0 h
36-302 Station Ground Electrode (Appendix B)! D4 J; U3 s# y4 H
36-304 Station Ground Resistance (Appendix B)3 \# U( e) D2 v4 ^! A. z% v" h
36-308 Connections to the Station Ground Electrode (Appendix B)
0 g# L0 t. u5 D: |' c36-310 Gang-Operated Switch Handle Grounds- N3 s6 f+ o5 Q! Q6 e/ J) S' e
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
6 p' s" [3 M* h8 q% D, @- S1 M7 g6 b i: t$ o6 H
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment; p v+ D. |, U/ m1 E6 G& N% K
38-002 Special Terminology (Appendix B) e- {0 N1 Y3 k
38-003 Voltage Limitations (Appendix B): E; B4 Q& s( F% Z3 y0 t/ o
38-004 Live Parts Enclosed
: M+ l4 b, S- n5 A% j+ H; Y' V# J38-005 Working Clearances$ C! m1 b0 U& I2 X
38-011 Insulation and Types of Conductors: F$ A2 S- K8 ^; S$ l" _
38-012 Minimum Size of Conductors
+ L. i$ k' z. M9 G( v8 W9 J, e) \9 S
! D- {- O/ d( I0 J, YSection 40 Electric Cranes and Hoists K- B# e! B& J; M* N
40-008 Disconnecting Means- e, X+ q! L ^; w. _2 t! E+ F" \
40-010 Main Contact Conductors' i8 b- Z! T( q6 M
) P4 W3 u+ R' U, F8 C( b8 ~$ b
Section 42 Electric Welders
7 v' J+ w. V+ H. N7 ITransformer Arc Welders
" O$ i* x! \3 d7 S; m9 f( |42-006 Supply Conductors6 [$ ~2 _0 I& f; w# u( O
! }' c* `9 G% B, NSection 44: Theatre Installations1 E& ^- {* D( I% J: {
General2 ~0 x2 G/ C" B! |, A j
44-104 Number of Conductors in Raceways
# Q% f% ?1 L# |# N' p/ K44-106 Aisle Lights in Moving Picture Theatres
3 @9 B7 W# B3 \- J' ]+ H8 e6 b. F2 hFixed Stage Switchboards
3 D6 o5 v* {5 {% U- V) x* Y44-210 Overcurrent Protection! i' b4 ^- Y- D1 M& Q- H) s
Fixed Stage Equipment
$ h) B1 b8 y3 q9 T44-324 Receptacles in Gallery Pockets
2 z' z5 o# e$ q9 U, q0 E( X! }44-326 Receptacles and Plugs
4 b3 K2 A# N. _$ u+ t% r: z0 D% W) @9 L% i- [) j5 ^
Section 46 Emergency Systems, Unit Equipment, and Exit Signs/ d) s! L( O* y1 g/ O
General
8 t7 U) E% b. x+ x1 i46-102 Instructions
* A1 [- c" T$ k6 u0 d( x% R- G46-108 Method of Wiring (Appendices B and G). U3 H7 w; `5 k$ y0 i4 P; ?2 U
Emergency Systems! s3 @! |; }. D$ I& ~# w
46-202 Supply (Appendix G)
1 n9 Q. n# L# V: X$ ?" I46-204 Control- k5 W9 B# q. y
46-206 Overcurrent Protection6 c# q, N; F# g9 X
46-210 Remote Lamps- n v+ W4 n' W5 V
Unit Equipment
: r6 | K8 j$ E- O( W46-304 Supply Connections
# n! ?" b r4 r" O1 y6 m: ] D' e46-306 Remote Lamps (Appendix B); X- f( o/ v9 q& R, H# b$ [. ^# T
Exit Signs+ O5 x) |/ D$ @0 |& @, G
46-400 Exit Signs (Appendix B and G)* _. m' H0 w+ y/ L0 R- t
7 n' [8 x* S8 |3 o
Section 54 Community Antenna Distribution and Radio and Television Installations* O. Q0 F% A9 X3 L* f
54-000 Scope
( c2 a; \. D: {' I0 w54-004 Community Antenna Distribution (Appendix B): D7 ^: x& j8 k1 K6 V' q0 f
Community Antenna distribution* c6 n& @" T" F! k5 X
54-100 Conductors5 n0 ^2 x/ i; _% J' ^1 P
54-102 Voltage and Current Limitations (Appendix B)& v5 w) `. Y, k( Z$ ?1 P& S: F% J
Protection/ H0 _: [) C# N; ?6 E m' W5 h
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
* L3 J) w' t5 ?& \) aGrounding1 r" x0 B9 W' E# n5 }$ s: O
54-300 Grounding Conductor' E% ~/ { H0 ]% S
Conductors Within Buildings
8 M c+ S: Z. _1 r54-400 Separation from Other Conductors4 Q- N% Y! q1 a* F: I- }
Equipment+ [. I" K; i- A9 d
54-500 Community Antenna Distribution Amplifiers and Other Power Sources: l9 P0 _) t" ~5 ?- w& m
54-502 Exposed Equipment and Terminations. @6 y; F4 ^. m; e' L$ l
; _% @; p' O5 ?. q2 G; m+ PSection 56 Optical Fiber Cables
- G8 x+ O5 m" U# @" FGeneral
, y. o$ W! c# T+ |9 K3 \1 o( X4 ^56-100 Special Terminology
: {8 v4 ^* D3 q4 [& I56-102 Types
$ r h& ] Y* w; ?3 U9 R( HInstallation Methods6 L+ T+ p' `; u: j7 R) O- Y. e: m
56-200 Nonconductive Optical Fiber Cables (Appendix B)
8 F$ ^ [# G+ L0 N; @% j56-202 Conductive Optical Fiber Cables (Appendix B)
* ~" ]9 ^" t! c& z56-204 Hybrid Cables
3 \( D$ U$ ~* u4 g f, y% j* ]56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)2 H) l9 k5 w5 o+ E' x
: m! z9 J! z% v! x9 y( V
Section 60 Electrical Communication Systems
& g$ T8 e" @+ \& c P# I0 HGeneral
( d* T8 ]4 u1 `( u60-100 Special Terminology( j; x. I0 d+ u" y: n
Protection9 c8 j* N. c+ w5 V: G2 i/ X" W6 S
60-202 Primary Protector Requirements
, p+ D% W+ l8 j) B9 `; `Inside Conductors% S" W+ V; C9 | @( ?( q, q
60-308 Separation from Other Conductors3 W1 Q, `$ I) ]: U1 K( P6 c7 N" ?
Equipment- N S) g& u# v! `5 Y
60-404 Exposed Equipment and Terminations
! J$ u t- f4 ^* G/ d8 p1 _Underground Circuits
! @5 p2 i6 w" U' G& Q5 o60-600 Direct Buried Systems
/ l, l5 `1 E+ h7 H/ h% J0 y% J) I p' F( J+ Z& d
Section 62 Fixed Electric Space and Surface Heating Systems0 N( r) b; ^" |! C- m) P# m, w; o# W
General
' e8 \" O1 D# k5 u62-102 Special Terminology
1 K3 }/ q7 F. D62-108 Branch Circuits
3 c' H7 L: G6 r% J62-110 Installation of Fixtures4 G, n' k2 \7 Z, |" B- y. }: p
62-114 Overcurrent Protection and Grouping (Appendix B) (5)" ?% ^; V+ X! z( l, C
62-116 Demand Factors for Service Conductors and Feeders (2)
+ U C$ s( u6 b2 r; h62-118 Temperature Control Devices1 \2 I0 L1 m' y4 b9 r
62-122 Installation of Series Heating Cable Sets (4)(7)/ f& R- C) t) E) R, _! C
Electric Space Heating Systems
+ J2 E2 S9 A2 [62-202 Temperature Control4 Y$ d" N' |* p
62-206 Proximity of Other Wiring (Appendix B)
3 q ~' m# z1 T1 p62-214 Installation of Heating Panels and Heating Panel Sets
6 j3 w" T& A$ `5 L/ l! y62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
' _. {( G8 d# N& w5 x" c8 p6 l62-226 Installation of Under-Floor Covering Heating Panel Sets+ b3 @0 i1 e/ y3 B' i
Electric Surface Heating Systems
7 D* B9 Y! n& H: l% I$ C2 o0 k- _3 A62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
$ X8 P0 o! Z4 q- J- V) e1 m( C8 w! o% l+ T+ p$ q2 P/ D
Section 68 Pools, Tubs, and Spas' e# z% H' ]) I! o' {
General) r+ P& R/ _9 m0 n! T
68-050 Special Terminology
$ N5 L$ m) C1 G) T68-056 Underground Wiring - Table 61
# j W/ O0 ]. t& B* n0 \68-058 Bonding to Ground (Appendix B)
8 m( m" @9 u3 Y8 d68-060 Junction and Deck Boxes (Appendix B)( H: v; E' N/ D" p5 O% z
68-064 Receptacles6 M8 A2 `! r. W8 G4 m& U
68-066 Luminaires and Lighting Equipment
' ?, n4 X. N- [& D o/ Q+ J. c. y68-068 Ground Fault Circuit Interrupters (Appendix B)
9 F h: }! h8 ]3 _2 l
. c2 Y6 K7 j( A; W6 I* w8 sSection 70 — Electrical requirements for factory-built relocatable structures and
Z1 E0 C9 |( \4 knon-relocatable structures# F2 F& C* p% }. W# _2 D t" Q& g) o
70-130 Tests (see Appendix B)
: [$ |1 J }; y9 ~" ~8 K
+ B& z- M& Q4 A2 NSection 76 Temporary Wiring (Appendix G)! y& {; ]+ h2 ^& L8 K7 E' b
76-004 Grounding
7 `/ Y+ W8 {" b8 ]4 t% W76-008 Service Entrance Equipment9 |7 C* k3 O8 A0 W: k1 F
N 76-0067 F# Z1 b6 u# j( y1 r3 L
76-014 Branch Circuits0 e! h# `2 o/ |" x7 ?( B8 J
N 76-0127 _; D$ C0 o! q O, }/ ]0 [
- k2 h6 a& F* T6 X! \Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours$ l/ D7 F# O" h5 y: ^
Marinas and Yacht Clubs
. u3 _2 K0 y+ A78-052 Receptacles
( i& t9 R( E; p; W y78-056 Feeders and Services* d6 t1 S) P# R$ d
Marine Wharves, Structures, and Fishing Harbours2 p! r- D* s( i$ a. t b6 V! w
78-106 Grounding and Bonding5 ?! I; K* ~6 }% q2 F
Tables
" }, Y9 b- k) \1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,65
% m9 _+ r e2 L6 m' M! \- n
- r+ T1 k, Q% t$ X1 V4 G" TDiagrams: 1, 2, 7$ N1 u b3 L7 k& ^& [3 d
, f/ A' k" G1 F, y9 x( f5 eAppendix B
$ P$ p, Q; q, ?P352: Ground fault circuit interrupter- 6mA- z7 Y3 P% t; I
P354: 2-126 FT1, FT45 C7 |% I2 G. M% g6 ^& x
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)( \0 g" W5 B) f$ e) R" T' O1 s3 p+ _
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
& w* ?% y9 d* T" v: IP370: 12-1012, 1118, 1214 Example:$ v" B a! B" x
P371: 12-1108: X0 H6 H7 _$ u Y. K1 M1 P
P381: 18-108(1)(b), 18-158(1)(b) T( j& _9 i; M/ ?
P386: 24-206
- g, n Z0 M' |; Q0 a( }P389: 26-256+ ]" `4 h" @! F* l
P391-P393: Section 28, Example to determine Motor Conductors and Protection; R, I$ N/ t/ U8 n4 H" P
( Z7 {- t* q/ E7 D# P2 `. ]
Appendix D' x2 o8 q8 S4 ~ U% q
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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