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Canadian Electrical Code Review Guide
2 H0 J0 D7 y) j1 f7 `+ b9 I6 IFor the Exam of Electrician For Red Seal License
$ E2 s1 X: E- d% ^$ x9 n
: _: a; D8 o7 P6 g+ PLesson One" p# W, l/ ^8 }
Section 0 DEFINITIONS; R, i4 V1 A4 N! k2 d/ V
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:+ V7 V6 E" y3 Y
Accessible as applied to wiring methods
n' ^# @, C- Y wAlive or live
. W k# z! Q6 X, ]. n- t# ^' RAluminum-sheathed cable
6 W) q7 o+ ^- @8 PAmpacity
' n8 G0 L* `: v9 w+ [& F7 @- J. U$ i$ ?# A. EAuthorized person
; X5 S! S1 h$ o% X* K* dAuxiliary gutter
; n' N, V$ b; @# K* u) C5 o3 EAWG
! H" X6 v2 I/ A" n% Z8 ^Bonding9 f S( `0 j2 s7 N; h
Cable tray
% e e. i* d% a/ ~9 YCellular floor* X# U1 G2 g0 y4 ^/ Q- N
Branch circuit% C' f. s1 H d
Bus
. |4 G. C- [: s8 Q+ q- \; EBusway
" N Q2 i2 @/ [! BCommunication circuit" j! H* `2 l# D7 Z T
Extra-low-voltage power circuit
3 p" ?3 m, O, T ^2 NLow-energy power circuit
4 i1 i: h; @3 D$ ~0 M$ ?Multi-wire branch circuit5 }8 z3 X) J7 e$ b0 E
Remote control circuit
$ B$ B" {, J5 p7 r; V; U: O) jSignal circuit
" d, a8 V2 U. y# ~8 J* ZCircuit breaker6 e0 [* B# ]! o5 ?
Instantaneous-trip circuit breaker9 A# o7 k" v# s* D( A
Conductor
4 e7 B# h1 L+ CConduit2 w5 ^% _/ _& c% ?
Flexible metal conduit
6 a* Q2 C( d6 s [& | Liquid-tight flexible conduit2 N" L. k/ B4 g7 u2 T% Z* _
Rigid conduit M4 v* T8 c% U- o8 r
Rigid metal conduit
. s& x; \' v$ @5 I ~ Rigid nonmetallic conduit+ ^6 s) K' l* ` b! _& ~8 v
Rigid PVC conduit- g5 n- B7 z2 o9 W5 \
Connector
" J, U: o) d' m6 v- U t7 Q Box connector
" E9 `& @! }7 v2 D b. q4 w" H2 {6 Y Wire connector- E7 b1 B9 M4 q% ]: ~. }/ z
Controller: g9 K; a" c* q( J$ l, r1 w
Disconnecting means4 b4 N( G8 _( J$ V) h' w
Dust-tight+ {: b( T! E* r; k `, e, e O
Dwelling unit7 e0 k$ w- r; t# D: L
Electrical contractor
4 x+ J/ p& B: D7 K& PElectrical metallic tubing- y: w. }% F% O' }6 X+ D
Electrical nonmetallic tubing
( r0 U' J. d' j6 Q+ B3 DEmergency lighting( J- J* S9 U# s8 v) \; T
Explosion-proof, w4 v9 A9 d; S
Extra-low-voltage power circuit- c$ L. f% v- R# U
Feeder
" D6 q( K! H6 H7 H0 ^6 ^! ~6 YFlexible metal conduit
, m+ f8 Q: T5 @+ ?Ground* _( w4 E! ]' o; B0 h# }7 v
Ground fault circuit interrupter- }- E- T! M6 e# S. a3 k6 C6 b. t7 N
Grounded
7 L; s% ]; b; dGrounding
+ t8 C& u, x6 z- [: nGrounding conductor$ E" {6 p. s# z- t
Grounding electrode
* H2 U0 I. w9 X' j) J( QGuarded, c/ a1 X/ x2 D& G) [/ t
Hoistway: O. h6 p# @- P2 m
Identified: u/ f0 {4 R# X5 G: @
Lampholder+ F# O$ [) Q5 C- p, |1 p# B
Low-voltage protection7 q7 M7 ^% I9 d! a1 j' p9 y
Low-voltage release1 n8 E! { M s) p2 \3 _
Neutral
5 I: V! Z7 A2 }3 gNoncombustible construction
' {+ a) C' [. p7 M( N" \Outlet
% |+ z7 U4 @9 x: dOutline lighting4 d+ R; ?+ X7 ^3 M
Over current device
$ K2 h, D$ |( ]0 p; k5 r, E: y4 nOverload device" \9 b a5 i* C: P( {$ Q
Panel board4 P' ~( e) z* q$ ]1 ?- l
Panelboard, enclosed; ]+ {3 [7 k, @. \4 b# ^5 j( L5 t
Permanently connected equipment
x" R, ?3 d; v9 kPermit
- ~- P" Q) v: t& ]$ n. f$ R' m OPlenum3 g- k( U2 f) p" @1 s E- m3 H
Portable as applied to electrical equipment7 n# L3 G4 C9 R# J" K8 ]& w% W
Portable ground fault circuit interrupter* ?/ j; @9 g5 r B- S
Power supply cord6 } d. e1 p ^" j% M9 u
Raceway
9 Z' i% |. a8 G$ ]- q0 PReceptacle$ p" X* p& h; E6 D4 Z% v
Duplex receptacle
i4 u1 o! q2 \! k* `) C Single receptacle
' x% T. \2 s! M! \6 D& y. w o* [ Split receptacle5 p+ E$ H, S& o7 [; v
Service, consumer‘s% M3 e e+ s$ I! D& N' f
Service, supply9 d6 H" j! ~2 e6 k
Service box' }% u* y# V8 ^& R4 r- N
Service room" O2 N: h3 [+ h- d9 e4 j9 |2 r/ _
Single-dwelling
% N5 ]- q D! i* }6 v' [# b* KSlow-burning as applied to conductor insulation. y* g! Z1 X/ }! C- v
Splitter( h7 t2 m4 k' y
Starter
0 @- q" `- J. o, r* l0 Y8 bSwitch! l. {4 s3 k" |! D0 [
General-use switch
+ [: ]9 ^$ w$ |% E8 k Indicating switch9 Y: @3 B7 o6 e1 ]& n" `% g* E! F) v
Isolating switch
6 C2 t6 O' ^: L. ?& {: h6 Q Motor-circuit switch! _" m# y( f$ J
System2 \- j! s% `+ N- z
Communication system
- m: ?( r5 l) n, p Community antenna distribution system(CATV)$ D" O' S+ M: N4 V1 h+ Z
Grounding system
9 h$ ]2 W4 z6 A' U) [1 M9 pUnderfloor raceway
, P" _% p7 o" |, }% ?$ ]Voltage:
8 x/ u( |6 k6 A) ] Extra-low voltage
. n# C) g+ C) y, N High voltage
2 n6 L+ \6 V5 G/ Q Low voltage
' }$ [$ {! ^! V) hVoltage of a circuit
4 N9 H3 K5 q Y. l# f5 k4 }Voltage-to-ground
0 a! U; H: _& G& a$ w+ u# |/ J* [Wireway! A7 C9 i! C% n6 k
' j. z2 R& T( ?/ U6 g3 Z
Section 2 GENERAL RULES5 m7 z- y7 z+ e/ q& U8 \
Administrative
. x+ a! u7 j8 R; c- x2-018 Reconnection, W3 l0 T9 {# k6 v8 d" S
2-030 Deviation or Postponement
# ^3 r7 W$ q$ tTechnical General
5 m* C1 M, C$ W' E/ T2-106 Circuit Voltage-to-Ground – Dwelling units
" e0 X* o( f$ v2-114 Soldering Fluxes" C+ s5 q+ j& K! k
2-116 AWG Sizes of conductors
- B( S3 w6 V3 t: i5 }; g: X2-124 Fire spread (see Appendices B and G)
. j; S; ?! o2 t3 e$ F6 ?" u2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)) d9 j) D$ k* `6 v3 S
Protection of Persons and Property1 t/ ^! e& W* l. S L4 L5 A
2-202 Guarding of Bare Live Parts- N* M7 R/ j7 U) Q. U' V
Maintenance and Operation" C* o2 Z2 M/ a: Y4 |
2-304 Disconnection) m) W7 f) J* _" V- F
2-306 Maintenance of Live Equipment
6 s& h; k' v$ o2 N" F2 TN 2-306 Shock and flash protection (see Appendix B)' u& g W5 W# {- [" R& A1 Y$ c
2-308 Working Space About Electrical Equipment: Table-562 M$ d* J; J( _3 A2 Y$ D6 Q/ A
2-310 Entrance to, and Exit from, Working Space
7 d, U% G. A$ P) {4 D1 `2-320 Drainage4 B: j2 f. ^0 [& o, e7 X0 d
2-322 Electrical Equipment near combustible Gas Meters and other Devices0 i: ~ b3 j, ~1 n
Enclosures- b. h" }3 P: \2 a$ G0 U) e
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
. }9 \' A) }3 ~& k! j1 [/ z, n2-404 Marking of Motors: DP, WP, TE3 I6 R% O+ F# y
. T& N0 i( s T% OSection 4 Conductors; P3 M1 h, ` y, l5 w5 x( Y1 ~
4-000 Scope( T$ ~" W: d0 D! g
4-002 Size of Conductors: 14#, 12#2 \! G9 [( W- \
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36* |! K" t- w, I+ Q
4-006 Insulated Conductors: Table 19
) [& {% R( e7 N4-010 Uses of Flexible Cord: Table 11! D1 B0 U: l- U$ i- d
4-012 Sizes of Flexible Cord
! P; s3 i1 S' F- N t }4-014 Ampacity of Flexible Cords: Table 12
: x% @3 Y" a1 u' F. e4-018 Equipment Wire R4 }/ T: h) C0 P) H. l
4-020 Insulation of Neutral Conductors# o8 ?8 {# k( j- Q- M) f7 |
4-022 Size of Neutral conductor
5 Y7 z& T5 Z' H# c% w! H4-024 Common Neutral Conductor" C+ w/ x d3 y
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum. E% R, I6 Q' s- o! l: `
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
2 Y: U( p1 ]: R8 e4-032 Identification of Type MI Neutral Conductors. x) l, ]2 e( h3 F* T/ v- q
4-034 Use of Identified Conductors, D" j& M/ T9 m& \
4-036 Colour of Conductors: Phase A, B, C, …
- y0 ~1 k6 Q+ E0 T* E! ?2 m6 p/ @% n" Z) y
Section 6 Services and Service Equipment7 h: S9 Y/ K# C& w
General% D" i) Z4 H3 p! S
6-102 Number of Supply Services Permitted7 I% n; n2 d" P- l" s" G
6-104 Number of Consumer’s Services Permitted in or on a Building' O9 [4 W7 l# d5 K) M
6-108 Supply Service from an Electric Railway System
& z( e0 i6 o# `/ X. @* S6-110 Three-wire Consumer’s Services
9 F0 c4 A7 x7 Y4 {. r6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors/ E/ r& M9 T! K g/ n* v+ w* x
6-114 Methods of terminating conductors at consumer’s service. e/ P" H2 T" w0 z4 f+ i
6-116 Consumer’s Service Head Location
7 N/ u" D$ T6 ]- Z1 _. |$ ^Control and Protective Equipment" G8 _" {! D5 w! z! R' A6 w" I& i% N
6-200 Service Equipment5 c% d" ~5 @6 i+ w% d
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
) ] j9 t$ ~8 a; t D2 n0 ]6-208 Consumer’s Service Conductors Location
/ R d+ H; ?( t6 }" X$ i6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches, C; l& F2 M7 ~( i5 U5 J: O
6-212 Wiring Space in Enclosures
$ p( d0 C8 o6 T9 i+ t6-214 Marking of Service Boxes! l6 p5 w I9 S5 A4 V% x3 Z4 \
Wiring Methods
, ?' z% \( v. q' z% }1 l1 B T6-300 Underground Consumer’s Services& g0 Y7 O3 t) a4 c- Q5 Z
6-302 Overhead Consumer’s Service Conductors% C# r1 L; {) r3 a
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
d, K; R' ~( Q6-306 Consumer’s Service Raceways9 g) G& W- n8 {; J, T2 i# d n
6-308 Use of Bare Neutral in Consumer’s Service
& Z& {( b4 t& x& n t6-310 Use of Joints in Consumer’s Service Neutral Conductors9 A& _7 R! y9 g" q4 M* L
6-312 Condensation in Consumer’s Service Raceway7 M1 u- h, l( L( V6 b; {
Metering Equipment8 t3 l. T. G! K% l( k/ q) A- y; s; ?$ i
6-400 Metering Equipment
4 e) n; d5 v1 q# {6-402 Method of Installing Meter Loops
- N9 h6 r# v2 K& p1 f. W& `6-404 Enclosures for Instrument Transformers
0 a! {! @* r0 G+ z/ ?6-408 Location of Meters
3 Q" d" T9 {- y; W9 t8 c
8 [9 ]- ^( S ^' u' y" tSection 8 Circuit Loading and Demand Factors& s+ S3 ]# `# Y
General: W; w" f3 s, q, B
8-100 Current Calculations
) b9 V8 x8 g4 y8-102 Voltage Drop ( see Appendix D)9 P8 z% ^: {, T8 j' H
8-104 Maximum Circuit Loading
# w5 K" x1 b0 p y8-108 Number of Branch Circuit Positions4 M i! H+ z! z" f- h
8-110 Determination of Areas
+ Q w E8 t$ s. ~& M' _. X- `* w, fServices and Feeders
2 x9 V% t: G+ m& m; p6 x8-200 Single Dwellings (see Appendix B)* X( t* n+ E+ {
8-202 Apartment and Similar Buildings3 k V0 |: D d0 i3 c5 ^
8-204 Schools& D* u/ V( J! @+ L# y; F) c6 u6 V
8-206 Hospitals" }0 Q( ]1 ^( `8 q' J
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
$ K) j q. r5 J; s6 G" C* |3 g8-210 Other Types of Occupancy (Table 14)
5 b2 }1 Q. [& M5 |8-212 Special Lighting Circuits2 k, B: {' l, `7 ]- P' N- f# Z# J) O
Branch Circuits
7 Z) |5 s+ x: i* S% l2 m8-300 Branch Circuits Supplying Electric Ranges9 ]( ^& t0 o: s! Z# }$ b
8-302 Connected Loads0 l+ M& M' m P. Z8 i
7 U# i# t# {/ p8 c, Q
Section 10 Grounding and Bonding
: q) F( H# z; x, M- x: gScope and Object
7 c2 O: F* V# Y1 I9 P$ [5 R+ b$ A10-002 Object
6 t+ F! P- L5 c7 J0 SSystem and Circuit Grounding1 k, z4 x1 V9 `! {
10-102 Two-Wire Direct-Current Systems9 J% V2 R! r& A* ^
10-104 Three-Wire Direct-Current Systems0 V; l8 X: l3 s3 t0 m% \
10-106 Alternating-Current Systems
* z8 f. M+ P n' r/ I& g10-110 Electric Crane Circuits
+ C& ^1 ]1 `7 ]6 c* f/ ]+ m$ [3 W10-114 Circuits of Less Than 50 V
* |% }4 p6 r" _10-116 Instrument Transformer Circuits
1 ~6 f. y! R6 K: d& r& sGrounding Connections for Systems and Circuits7 e$ |) M- M/ ?/ a+ {
10-200 Current Over Grounding and Bonding Conductors. F) K' F+ s& {7 D2 T( e9 R
10-204 Grounding Connections for Alternating-Current Systems
/ X4 j# ?7 q3 o10-206 Grounding Connections for Isolated Systems7 O2 @; P# b* B- O4 m
10-210 Conductor to be Grounded
0 c" U4 A/ P) u/ H+ k+ s) m2 lConductor Enclosure Bonding
8 ?: U' a( i$ m9 p+ `! h' n10-302 Other Conductor Enclosures
# k' g4 J. J1 |* ]6 o- tN 10-304
* ]8 R& V* Y( y8 f* NEquipment Bonding- L. W: ?/ R* ] | D: p4 O
10-400 Fixed Equipment, General
, Q: B1 ?- C+ V1 z; |5 t10-402 Fixed Equipment, Specific (3), (4)3 E0 ~/ i4 C1 v1 F. v" u
10-404 In Nonmetallic Wiring Systems* `) m, r- h9 t ?5 \8 `- M
10-406 Non-electrical Equipment9 F- u4 D$ L. z" H* e% ?6 J' U+ E
10-408 Portable Equipment (4)(b)( S+ S$ X7 d, a0 ]! z
10-410 Instrument Transformer Cases/ |2 f4 R$ U2 Q9 ^& m8 [6 N& \
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
' y* t5 @9 R- z3 e+ `, ~7 I10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V0 p) A* ^7 m c2 h$ d' V/ U& z
Methods of Grounding
8 ~; I" G; ~, \, N2 c9 A2 H10-500 Effective grounding (see Appendix B)
8 j* G) [# E p) Q& v10-502 Common grounding conductors% e+ a& L0 p9 z! U K# Q
10-504 Common grounding electrodes# ?+ M8 B. A0 C# g+ j
Bonding Methods
- a1 u/ X! e$ U" |% Q* `9 A* d10-600 Clean Surfaces$ }, Z3 I1 F D+ E% C
10-604 Bonding at Service Equipment# q6 j/ K/ k& T* I" {
10-606 Means of Assuring Continuity at Service Equipment7 G$ {7 p' G3 R+ d& U* l/ V* g! g7 B
10-610 Bonding at Other Than Service Equipment" w1 C- p; M- t- P
10-612 Loosely Jointed Metal Raceways
1 a L6 I* b: a10-614 Bonding Jumpers Table 41
) v8 v5 n% h& AGrounding Electrodes# c" S2 f* v# T. ], M9 d
10-700 Grounding Electrodes$ x; M! l& n+ n' g
10-702 Artificial Grounding Electrodes
6 G7 x$ ]( \0 W( l% JN 10-700 & 10-702
0 G+ z$ u; E! h+ w1 a, |10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)# U+ D# l0 _- \ S6 a# |$ s. ^1 M
N 10-702
5 @) I: J" @, R3 Z5 y% I10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding& T& p5 _1 u% I, d
N 10-702+ S# G; n8 u( u
10-710 Use of Lightning Rods (Appendices B and G)2 A5 ^1 K. X" c5 K* U) ^% f" Z! G
N 10-7061 u5 n* {: L' H' G- J5 A
Grounding and Bonding Conductors
2 h1 q; x3 ^0 ?6 M4 ~" z10-800 Continuity of Grounding and Bonding Conductors
9 w) U0 f5 w9 L10-802 Material for System Grounding Conductors
) G" b- ~0 f% m* X; A; Z# c* b! L10-804 Material for Bonding Conductors
) I; H& _. H$ y/ ?10-806 Installation of System Grounding Conductors
& S4 j$ q1 J, K- r/ g4 [1 Z10-808 Installation of Equipment Bonding Conductors: p+ Q6 b. |% |; E
10-810 Grounding Conductor Size for DC Circuits
) i) h4 Y, _& d+ c6 Z10-812 Grounding Conductor Size for AC Systems (see Appendix B)
" r0 S, C! Y. j10-814 Bonding Conductor Size (Appendix B)" u; b7 W( \$ h) [; Q3 B) d
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
* z! r( d# Q: d3 d+ d10-818 Bonding Conductor for Outline Lighting
9 i2 p! [; A2 R8 q# \10-820 Bonding Conductor Size for Instrument Transformers
+ x6 j( m# }) d0 f. `" f5 R' EGrounding and Bonding Conductor Connections
+ ?, i$ x2 k6 {10-902 Grounding Conduct Connection to Water Pipe Electrodes9 a& K6 C4 R: A& n
10-906 Bonding conductor connection to circuits and equipment
! `2 e( a3 l- p2 g b10-908 Grounding Conductor Connection to Electrodes
; x/ W4 a6 |7 d. m6 Z1 m! ^Lightning Arresters& s3 \& V x. G0 u: {- B
10-1000 Lightning Arresters on Secondary Services – 750V or Less
6 o5 Z5 `+ `! r& t! r! a+ r
8 p3 {* y2 @# g& S4 lSection 12 – Wiring Methods
) U" f1 v' t7 x0 g$ `+ ^Scope! D8 y4 p( h1 Z8 z/ k6 }7 ]" s
12-000 Scope (Appendix B)
1 P3 Z" H3 p) a1 {General Requirement
- \! Z$ @$ [4 v; o' E+ n# \12-010 Wiring in Ducts and Plenum Chambers
% O7 W' g* f: V3 ^& y+ D X- w2 l5 W$ V12-012 Underground Installations (Appendix B). Y( i& y0 h, i
12-016 Lightning Rod Conductors
. N: I/ U- v/ G5 lConductors - General8 z7 C/ M) G0 g, m! J
12-100 Types of Conductors (Appendix B) Table 19
8 Y0 e8 R/ W' k$ j, q12-102 Thermoplastic-Insulated Conductors
/ e* |/ _- R0 b" a4 f( n4 H4 M12-104 Flame Tested Coverings
9 P" D2 e4 H' Z12-106 Multi- and Single- Conductor Cables4 F. n& p+ k. K; }2 r) }2 B
12-108 Conductors in Parallel (Appendix B)
& [3 B; p0 N+ L( J12-112 Conductor Joints and Splices
& E; s1 [" a9 r' `* L) ]1 a1 \12-114 Ends of insulated conductors7 z( |$ P6 E: a+ m D' c. b
12-116 Termination of Conductors (Appendix B)9 U* D0 B$ w7 C- {
12-118 Termination and Splicing of Aluminum Conductors$ d! l7 ^( ]$ R9 w8 g' I3 w
12-120 Supporting of Conductors - Table 21
3 I$ j6 n% |7 V3 \! i* ^' ?" k( U ~Open Wiring
8 ?3 V. m8 k& b% X, G12-204 Spacing of Conductors
+ m F& N+ h1 F0 y" Y; p' z12-206 Conductor Supports* b& C& I `) _$ _
12-208 Conductors on Flat Surfaces
, I8 m7 }0 K& J# T2 U12-212 Protection from Mechanical Injury9 U" R- n% Q7 k, _ P9 B
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises$ Z- f; _) x# F. R6 l
12-308 Minimum Size of Overhead Conductors
9 k! ~2 s; V( i1 p12-318 Use of Neutral Supported Cables
2 q* i9 l, D' R& B# O& jNonmetallic Sheathed Cable
* {6 Y% J/ ~# d% k) h* j6 F12-502 Maximum Voltage
9 _* c) i! c" M. b# e) Z2 S( \4 x1 Q12-510 Running of cable between Boxes and Fittings (Appendix G)
3 Y) V$ d( I" X' ~' ]12-514 Protection on joists and rafters
; z4 \$ ~2 j4 ~8 r6 e12-516 Protection for Cable in Concealed Installations (Appendix G)( v2 ~) W7 J0 m9 L! W0 r' c; X& W3 ~
12-522 Where Outlet Boxes Are Not Required. J/ ?2 K& z$ H$ I8 g7 z6 Q
Armoured Cable4 `5 o5 _0 E6 m- R
12-602 Use (Appendix B). C5 ~: C; h1 e! @, N& T9 w1 h; h5 t
12-604 Protection for Armoured Cables in Lanes3 j* a- V) y. k4 U# y* S& [
12-606 Use of Thermoplastic Covered Armoured Cable
8 n. @: ^! Q5 O12-608 Continuity of Armoured Cable
0 s# ]1 M( j ~& U9 f+ X12-610 Terminating Armoured Cable
8 M2 K: ?# t/ b+ H5 Z12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems. L) K: K6 [1 k7 X. s
12-614 Radii of Bends in Armoured Cables
8 |- J! ^0 v) g* `12-616 Concealed Armoured Cable Installation
( ` T6 w$ W$ B0 g7 Q. ^/ P12-618 Running of Cable between Boxes, Etc) w3 L( s+ G$ L) c9 m6 b9 n @9 `
Mineral-Insulated and Aluminum-Sheathed Cable
! x( a; m% y% k! t; K12-702 Use1 l5 k, E# H/ W$ x, o/ E! v
12-704 Use When Embedded
, n7 Q! v8 t6 N; S# ^( h12-706 Method of Supporting
9 x* N$ A; H( U. a* }12-708 Direct Earth Burial
1 @4 y9 |- _: y0 R* e5 H% v7 b12-710 Mechanical Protection
) f' h5 |3 V( @7 a- H9 t9 E4 X12-712 Radii of Bends
" S9 ?1 i2 D' ~; v12-714 Termination of Mineral-Insulated Cable (Appendix B)8 U* H" s9 \) U; G2 O5 v6 f
12-716 Connection to Other Forms of Wiring
5 h' j, G3 P, }7 A# x% {Flat Conductor Cable Type FCC m1 a l" H/ U0 u' }
12-804 Use Permitted# p0 ?, e2 f; D+ l, F
12-806 Use Prohibited: W: b2 @. s; u
12-818 Anchoring
9 j% e* E; U' Y9 E( M12-820 Crossings1 @ y% a; x" F) j
Raceways - General ^$ J- g; k' I/ q- B
12-904 Conductors in Raceways( h; L/ w! q" m6 `$ W& ^; V. q
12-906 Protection of Conductors at Ends of Raceways
) h3 C0 u. q8 R4 b4 D4 p/ T' D! @12-908 Inserting Conductors in Raceways+ W" i+ E1 X ]0 Z' }
12-910 Joints or Splices Within Raceways4 P" D5 Y' C! B9 ^5 X
12-912 Stranding of Conductors
2 ?4 R4 T4 n1 H12-914 Electrical Continuity of Raceways+ S, Z0 u& ^6 C2 H. J" ]6 M
12-922 Radii of Bends in Raceways& v, _! d$ J% {" E3 x
N 12-922 Radii of Bends in Raceways Table 7
' S0 P/ U( F, H5 P12-932 Protection for Raceways in Lanes
* Q* L" h" G3 v0 }$ g: z) L12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
- u% F% _/ F! H7 e0 { C) u/ G12-938 Capping of Unused Raceways
0 u% G, ^+ @! W+ s3 L12-940 Maximum Number of Bends in Raceways+ X7 j- P5 J# e ?( q. e8 b
Rigid and Flexible Metal Conduit! T6 V% ]7 ~' V$ Z
12-1002 Use2 i% x! `, y+ n# A; Z3 N" N
12-1004 Minimum Size of Conduits6 W7 q( C. n( g3 l$ N/ d* a8 c
12-1006 Conduit Threads (Appendix B)
?7 r! e- X8 t, o G9 g$ q12-1008 Thread Engagement: h. W, V( o0 n; {8 E4 |
12-1010 Maximum Spacing of Conduit Supports1 c$ ] C; I5 Y0 x! C0 p
12-1012 Expansion and Contraction of Conduits (Appendix B)5 X; J7 l3 r7 S4 J
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
+ `3 b E+ u$ U7 D* lRigid PVC Conduit and Rigid HFT Conduit( P- e' |" d7 _4 ?
12-1100 Use3 |$ D( C, J& Y) C; c
12-1102 Restrictions on Use, r2 }8 T' i. Z
12-1104 Temperature Limitations (Appendix B)
7 J* |3 X6 ~0 E6 k4 @12-1108 Field Bends (Appendix B), (2)8 e5 `7 I7 m/ m- Y
12-1110 Support of Luminaires$ N8 T5 [, p1 |% e# D
12-1112 Fittings" q0 g/ o* N4 B% I
12-1114 Maximum Spacing of Conduit Supports7 I( _) t; F' b! q& i
12-1116 Support of Equipment
. A4 r. C; E( O" l) t12-1118 Expansion Joints (Appendix B example)1 `% K, k2 J2 q7 m" }0 k: e6 W" T
Rigid RTRC Conduit4 e: S/ @7 ?$ H2 Q. A, j7 l
12-1210 Temperature Limitations
5 \) x! `! ~! A; k; R) j12-1214 Expansion Joints (Appendix B)
: ?1 Z6 ^" ^. d2 NLiquid-Tight Flexible Conduit6 }& ]0 F# ]* X7 b* r8 W6 P& S/ Z
12-1302 Use of Liquid-Tight Flexible Conduit
+ }/ V& @2 @7 k* f% E2 |7 G/ d12-1304 Maximum Number of Conductors: U9 {) p8 ?" X4 ~( D V
12-1306 Provisions for Bonding2 P+ g. g" G3 i+ }# H6 K
Electrical Metallic Tubing8 _- U, Q ?7 G9 l+ y/ y
12-1402 Use
/ T. d9 x& |- v4 o& u, v$ v12-1404 Supports( u7 P3 o" ]2 S; {* B$ O
12-1406 Minimum Tubing Size& |9 Z9 A) m+ n M
12-1408 Maximum Number of Conductors
0 l3 X, a8 W% D: l7 `0 `+ d12-1410 Connections and Couplings
4 o$ q" e7 j8 T0 V12-1412 Radii of Bends in Tubing
Y$ `' z3 Z/ e. G3 G9 Q, t' hN Table 7# x% W( N, K8 s5 a* f% f
Electrical Nonmetallic Tubing" y6 L8 W' |" V; ]
12-1516 Provision for Bonding Continuity+ J+ T5 c) z1 F* ]8 K+ V7 o5 }
N 12-15140 h% W5 f" b4 x: X, j8 H: s
Surface Raceways
3 p8 \5 ^/ B3 v4 L3 R% C! h12-1602 Use of Surface Raceway (Appendix B)
b3 V' H' }. f" v- @ K# j2 d12-1604 Temperature Limitations' K: V" L( Y0 u6 w0 k2 u% w7 _
12-1606 Conductors in Surface Raceways (Appendix B)% @/ O( ~- B1 Z
12-1608 Maximum Voltage
- F. R. ^1 p, k$ g# r. P12-1610 Joints and splices + d ]* C+ B0 T+ l N) H0 s1 b1 q
Underfloor Raceways9 h" f: ]' x8 [( m) ?8 f, R
12-1712 Discontinued Outlets in Underfloor Raceways q4 x) t: N4 o) p& K4 G( t& q
Cellular Floors# \0 F$ J' Z" s! @& A, F1 F
12-1804 Maximum Conductor Size in Cellular Floor
; w2 s9 Q3 B+ W. q2 b" m12-1820 Cellular floor discontinued outlets
7 i3 a- \5 A# n8 S/ R2 oAuxiliary Gutters
9 q( l: h# E9 r: h6 [& m12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces" y3 p ^/ @& W
12-1902 Auxiliary Gutter Supports
, D+ K9 ^+ b$ R' m* h" ]12-1904 Auxiliary Gutter Cross-Sectional Area" o4 t( ~4 V h, O
Busways and Splitters
7 @% u) A4 |: K: W2 r; W* g$ b12-2004 AC Circuits in Busways and Splitters
6 [! {, l4 t% L" |12-2006 Busway and Splitter Supports( @" ]7 m: S- w
12-2008 Method of Installation of Busways
2 ]1 v: W5 f3 ^$ ]& ?5 H12-2012 Reduction in Size of Busways+ g M& m* U$ b6 L/ X R- v- D
12-2014 Length of Busways Used as Branch Circuits2 U/ J. M0 R; {. a2 ]- }% Z' u
12-2018 Taps in Splitters
/ i6 h0 r' y% h# fWireways
( a4 v* z1 F# @4 }12-2104 Conductors in Wireways9 y7 k" h: N0 B! L
12-2106 Taps and Splices in Wireways
' V( Z0 s& _( Z2 q( ~- W Cable Trays( p4 }/ A4 g1 O9 K$ T
12-2200 Method of Installation (Appendix B): ^, X. f5 P! f2 B
12-2204 Joints and Splices Within Cable Trays7 l7 w. d3 Y9 I
12-2208 Provisions for Bonding
( p5 G& o6 H% t( |: ?: I7 f; J" Q12-2210 Ampacities of Conductors in Cable Trays
# ?% }% d+ C, s* r" JInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings+ D& Y* M& O+ `4 h, i" K3 q5 Q
12-3000 Maximum Number of Outlets Per Circuit/ t: [% G" X% z& z
N 8-304
6 s+ a8 `: Y/ V- O+ |12-3002 Outlet Boxes (Appendix B)
# ^) S) ^+ j: j, d% x E' `N 12-3000
# ^$ E* N4 }) o4 u; o) _12-3004 Outlet Box Covers
/ B5 g; ]$ k k8 Z2 oN 12-3002
' N' Q7 \- E3 l" W, g0 R12-3010 Boxes in Concrete Construction
- a) o# U I% M$ Z2 wN 12-3008+ T5 U) G' ?: M+ B& u9 r: P0 Q
12-3012 Outlet Box Supports* B O; L# q0 `/ h M$ A* b
N 12-30108 O* ?8 Z" n% S( k* ~$ Y
12-3016 Accessibility of Junction Boxes
6 e8 W# s0 ?" G! K9 qN 12-30144 p5 l0 P5 B v; q3 ]8 g
12-3018 Flush Boxes, cabinets, and Fittings% S2 N" ]: H/ `. F/ t* I/ M3 T: Q
N 12-3016
9 |( E; L v) A12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
- B7 Q* _- X+ J: R6 U% d. KN 12-3022
, D6 C2 L0 t% x& F: u12-3036 Maximum Number of conductors in a Box - Table 23
8 [- N* u, C6 B6 X/ `- H0 jN 12-30349 ]' Z! R1 U; p/ J. S3 N# }8 q9 b
12-3038 Pull Box or Junction box Sizes& V8 b. s; z6 K) u \: w
N 12-3036
: v ~0 r2 V5 H- n* c [9 M. ]& K6 U3 y; x) c: }4 ?
Section 14 Protection and Control
5 G$ x; o% S2 k! r! X/ T- F0 gGeneral Requirement9 L. a3 c$ t- @8 l# Z: z8 |- \5 W
14-010 Protective and Control Devices Required
; z% x% I1 x' r+ U8 ^4 _3 G14-016 Connection of Devices
) G. c( {( G3 I N+ O Protective Devices – General
1 V; K) C/ P( Q. ]; k 14-100 Overcurrent Devices Required
" s' ~7 h& C# R6 F, ~! T14-102 Ground Fault Protection (Appendix B)
- U& \% I) W0 `1 L( V; M14-104 Rating of Overcurrent Devices (Appendix B) Table 13% u0 P( N5 a5 i2 p- i' J
14-112 Overcurrent Devices in Parallel7 t5 F' U/ C9 g4 r; [8 h! u
Fuses5 ^9 i5 n$ m) Z/ V8 d
14-200 Time-Delay and Low-Melting Point Fuses8 k: H% p& O- ?+ h3 w q6 k" O6 m
14-202 Use of Plug Fuses' `. ]: P2 o3 E% } B
14-208 Rating of Fuses+ U* i; k( @: L
14-212 Use of Fuses (Appendix B)8 F1 X+ f, n$ h9 w' l8 f/ I& R
Circuit Breakers0 u) i1 T% i8 a
14-300 Circuit Breakers, General
2 C' s, P# x. q$ r* }8 x14-306 Tripping Elements for Circuit Breakers% Q3 o7 R8 I* Z( g
14-308 Battery Control Power for Circuit Breakers1 |8 ~- z$ w3 O
Control Devices - General9 {+ m& v3 D# d9 I7 f+ h2 `' [
14-402 Disconnecting Means Required for Fused Circuits0 j7 T7 Z0 c l- U) h
Control Devices - Switches* T4 C O! e6 }5 V6 I8 S6 I6 X5 Y
14-502 Mounting of knife Switches
3 v2 P- C+ o% x' k+ n5 I) Q14-504 Maximum Rating of Switches8 B* D2 L) C, n) Y4 W! }7 S
14-508 Rating of General-Use AC/DC Switches (Appendix B)
+ Q" p! M5 \* z% H w14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
7 ~% A. R! }# s+ z QSolid State Devices
% X) J7 F! t1 D* D1 T' r14-700 Restriction of Use
2 j. Q2 W$ Q! ~14-702 Disconnecting Means Required
- K A/ f4 g4 }' u: U I% }5 f5 _7 h" C5 e2 O9 W! D/ T
Section 16 Class 1 and Class 2 Circuits
/ K1 v5 M# @* L" |General
' S* L4 K/ f4 p& M3 ]3 F16-004 Class 1 Extra-Low-Voltage Power Circuits' b6 e, x2 w w9 t$ ?' k7 h5 A
16-006 Class 2 Low-Energy Power Circuits$ [8 U/ \ G0 @$ I0 n5 p5 ~# g+ b
16-012 Circuits in Communication Cables
1 O: N+ v+ j8 |4 u; OClass 1 Circuits
" v( x& v0 l2 A& n+ k! f" Z16-100 Limitation of Class 1 Circuits, V) ?8 _& C5 w- L' _- u1 X. {
16-104 Overcurrent Protection of Class 1 Circuits
- ~; W8 o5 X6 o, e4 ?* l) F16-106 Location of Overcurrent Devices in Class 1 Circuits& I- y9 T* W" D8 w6 E- M
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers6 X* [$ i6 y6 A! ?+ N8 X% Z
16-110 Conductor Material and Sizes. Z; E3 a4 z& D, r @1 l7 z4 S
16-112 Insulated Conductors for Class 1 Wiring5 X! d% ~3 ?- t( u5 G- [% ?6 q
Class 2 Circuits
3 Q9 q7 V) D8 z. F( s4 |& S16-200 Limitations of Class 2 Circuits (Appendix B)6 i5 T8 @4 J+ F1 ^; {
16-204 Marking
G- r% _+ x! G; M, K16-206 Overcurrent Protection for Class 2 Circuits% a1 }4 W+ }, e
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
. W: a; l3 T1 s% W& r. R6 |ELC: extra-low-voltage cable
6 P: s. }- d% d: j" z8 k16-212 Separation of Class 2 Circuit Conductors from Other Circuits
) F4 Y# D C0 X& j7 R2 z C0 T) b, L3 C( O; c
Section 18 Hazardous Locations
4 U: }1 h* E) I y- Y" qScope and Introduction
; Z3 o8 a4 l6 K2 m0 u/ Y; [18-004 Classification
& W3 M, O {: \18-006 Division of Class I Locations (Appendices B and J)( N0 v. v D9 ~5 X3 C! C- k
18-008 Division of Class II Locations (Appendix B)0 q+ S0 @) I, O; t+ b
18-010 Division of Class III Locations (Appendix B): C* r+ m) \3 N# v @8 N5 m
General7 l+ n9 u; @, |2 A* K
18-062 Metal-Covered Cable (Appendix B)9 S+ v! ~, G1 V2 D
Installations in Class 1, Zone 1 Location
9 x8 n7 X7 H' t9 v! L% U }18-108 Sealing, Class I, Zone I (Appendix B); U' O3 D8 A, r
) v# W& c8 l$ H$ S) N0 eSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
6 c a! }" k4 JGasoline Dispensing and Service Stations
; z3 Z: h- ^/ w1 f# L( J) J% Z20-002 General
$ u* I& X4 X. R1 d' w" T20-004 Hazardous Area (Appendix B)2 O# q6 D, Y" x1 c2 q( U C: T( {
Propane Dispensing, Container Filling, and Storage
6 ^# a/ A4 x' |3 _3 y6 `20-034 Hazardous Areas - Table 63
! w) b: O+ u7 aCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
+ I" {4 m. l# N% a1 ]20-062 Hazardous Areas7 B/ y: d- k& j, @$ E+ D" K
Commercial Garages – Repairs and Storage
) t e7 @& q9 |, ^20-100 Scope7 `2 E$ E& z+ A) s
20-102 Hazardous Areas (1) 1 N/ z" v, y& s2 t
@# A* Z) y5 u- O3 U' U8 H
Section 24 Patient Care Areas
: B/ z5 W3 d* L% S( _. S+ X24-000 Scope (Appendix B)) ?" }3 E' u# ]- G' T( X( I
24-002 Special Terminology (Appendix B)
' p3 s3 `5 {& S2 W+ F) B Patient care area9 y- I7 h! @9 H, C( h: `; O8 N
Patient Care Areas( ^5 O6 K W8 g6 C+ A% S/ b" z
24-106 Receptacles in Basic Care Areas (Appendix B)1 t6 Y Q( A" a
Isolated Systems1 t9 R7 m: W K9 r o
24-204 Single-Phase Isolated Circuits (Appendix B), \ A- t* r2 N% A- P- Y+ j5 D
24-206+ r- p! \, Q y
) C$ N. f& x: A; b; QSection 26 Installation of Electrical Equipment# @+ [ Q, s1 b! C! n+ E
General) D" B4 _( q* e
26-004 Equipment Over Combustible Surfaces (Appendix B)
2 a( J, a! X1 @8 V$ L o! Z26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
: Q$ M) \/ D' m& l, X& i! _2 L2 g& ] Isolating Switches+ A+ \6 ~# g! b/ \8 I; `$ X
26-100 Location of Isolating Switches
: w8 Z! n& s: e! R# x: Z8 a GCapacitors
- i0 J: x/ p' Q7 y26-204 Guarding of Capacitors
4 m3 o% S( ^4 W26-206 Grounding of Capacitors2 U: D7 v1 X+ Z
26-208 Conductor Size for Capacitors$ p6 I) k+ i: \. C E
26-210 Overcurrent Protection (Appendix B)
6 ]! w$ w+ H# |* V- e, _26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
& g/ Q* o! @, g# `26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
5 O: o3 I# C2 o26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits {5 I2 ?" i: Q4 M
26-218 Special Provisions for Motor Circuit Capacitors
3 i, b5 O' Q* }, B0 {( E26-222 Drainage of Stored Charge of Capacitors
1 X& @ h, B/ wTransformers
: O1 E& \6 W0 e26-240 Transformers, General Y+ r: F; {/ T
26-242 Outdoor Transformer Installations
+ r& S" Z' _1 D( U$ B1 R26-244 Transformers, Mounted on Roofs (Appendix B)+ W. Y9 N5 N% r6 w8 K7 j5 R
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
! y0 X8 I$ @' n7 |26-248 Dry-Core, Open-Ventilated Type Transformers
* I6 p& n/ S7 v# ^5 z! b26-250 Disconnecting Means for Transformers! L; h9 h- e+ |2 V( f6 V# {
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
- G' U! ?# u" {26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
1 q+ ^$ ]7 \ z- M! u3 Y26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)) A! m5 e0 g4 o0 [: t
26-258 Conductor Size for Transformers1 N( I8 y/ h5 a+ o4 ]
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
0 R' [. ^) b4 q4 E( [26-262 Marking of Transformers8 u( q, f0 u' g$ `
26-264 Auto-Transformers
/ U' F# h T4 } M' @) s9 EFences
6 ^$ z; p3 N, @& V/ m26-302 Clearance of Equipment - Table 33
0 V g0 Y. ~8 h0 c& k' ?5 S' MPanelboards" N. d5 I X' B
26-400 Panelboards in Dwelling Units (Appendix B)+ a2 m+ J K7 Y
26-402 Location of Panelboards (Appendix G)* F% T' y! f) B( x/ z. `& g
Lightning Arresters
' V8 {/ R l9 Q5 Q: V26-508 Connection of Lightning Arresters5 M, D, E: m) S3 M
Storage Batteries
) C! K- h$ {, s. A4 W) j) ]26-542 Special Terminology
0 Z1 P2 o) {% `26-550 Battery Installation
2 |# W' Z7 t3 u$ `) @- A26-552 Wiring to Batteries
8 K( ^/ T: d- lArc Lamps0 E! U9 M3 ]% L. u; `: k9 j4 J! O
26-600 Location of Arc Lamps
2 c" M$ c& ?! X; m) v; u26-602 Conductors to Arc Lamps
' Y7 c, B5 M8 q! G! b8 }1 w+ k; E26-608 Globes and Spark Arresters
$ T# Z* E6 F; n7 ?, ?, w9 g, n; jReceptacles
. r8 n/ K( x; x; l7 l$ ~9 Q26-700 General (Appendix B)
; r7 R& g) S, ]6 X- K26-702 Receptacles Exposed to the Weather3 Y1 n5 i1 C0 R
Receptacles in Residential Occupancies
v/ n5 G5 V9 G5 Z. }% E# u) v5 s( J26-710 General (Appendices B and G)* C3 r @% d3 h1 _
26-712 Receptacles in Dwelling Units (Appendices B and G)
1 z2 P. R( q5 e' U. H! X26-714 Receptacles in Single Dwellings (Appendices B and G) {% z& x1 j ?
Branch Circuits in Residential Occupancies
6 J8 p4 F/ J2 i4 V; q3 K; E/ w3 C( n7 g26-720 General
1 p9 v* t$ ]4 ?( D, z( }26-722 Branch Circuits in Dwelling Units
5 E; P; J) P: u26-724 Branch Circuits in Single Dwellings
* c9 g" I, q3 U# D" K7 }% w26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)$ j. K. K' e+ G; h s, H
N 26-720 (F)
4 b+ z3 p% m5 ?Electric Heating and Cooking Appliances
% L5 M5 J7 |% F5 e+ G26-744 Supply connections for Appliances) W& u, P B0 z: ^7 i) g7 I1 _6 H
26-750 Installation of Storage-Tank Water Heaters
3 H+ v+ A" `2 `% h6 H26-752 Infrared Drying Lamps* v% z6 ~9 [- B( o
. T. A: ` u" ~1 \4 n2 E2 b
Section 28 Motors and Generators
( S0 R& A/ c6 N5 e5 D& w- qGeneral5 ?. R+ r( ^5 R1 `$ I: M0 o3 G) _. i/ }
28-010 Special Terminology
3 I' {: ^6 S0 R$ s& t. D6 R7 {& cHermetic refrigerant motor compressor
`, [, F6 {8 [# L% P' sLocked rotor current rating4 Q9 h6 r& r( ^3 x, E3 z
Service Factor
" g# K5 {4 K9 z) G# P0 O! ]Table 44; Table 45; Table-D2
) R9 r; W/ v5 \. |* ~. kWiring Methods and Conductors
% z6 T0 R7 o% P& F28-102 Portable Motors
s7 k1 q6 {2 C/ z& U8 u" g/ s" e28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity( s( x$ L* Q; K7 G: `3 c
28-106 Conductors, Individual Motors8 W5 X' D. P3 V
28-108 Conductors, Two or More Motors" q; K0 m2 F+ k' I, E
28-110 Feeder Conductors# U! n# |: G$ \2 W% g# }0 L
28-112 Secondary Conductors! D j6 B8 @! }5 ?% w2 L1 n
Overcurrent Protection( u& I& }; Z7 ^9 {8 B) }! t
28-200 Branch Circuit Overcurrent Protection
8 W, R. Y0 H4 O# j) Y4 e3 v8 f5 p3 A! F28-204 Feeder Overcurrent Protection3 @% _1 q& l! U0 I
28-206 Grouping of Motors on a Single Branch Circuit
3 l7 S0 E5 T; V9 q5 o28-210 Instantaneous-Trip Circuit Breakers (Appendix B)3 L% S% P/ [6 z8 c
Overload and Overheating Protection
# a, Y7 ~8 w4 G28-302 Types of Overload Protection' N2 w/ q: e" T; }" ?- ^/ d
28-304 Number and Location of Overload Devices (Appendix B) Table 25- t* T& e; w. s
28-306 Rating or Trip Selection of Overload Devices (Appendix B)
% J: }! l# f+ |/ W- D& |28-308 Overload Protection Not Required$ \$ I7 m- y# h& k: r$ y
Undervoltage Protection . n) _5 X& G+ b2 _& r+ z+ |% }
28-400 Undervoltage Protection Required for Motors (Appendix B)* ]8 R/ w& w. w2 R* ?5 x* `$ _1 A4 h
Control
# v7 @, Z) U( n. P: c( e28-500 Control Required3 m3 E, f% K7 `& H4 J
28-502 Control Location$ B' Z' {' u) f7 z4 G7 v$ W
28-504 Starters Having Different Starting and Running Position2 ] g9 a% c- I: e$ s& p2 w
28-506 Grounded Control Circuit; ]7 s) k. K- c, @# b/ J# Z
Disconnecting Means
' T: D- G1 s( I' i# j28-600 Disconnecting Means Required
, E- j$ H" q) a a28-602 Types and Ratings of disconnecting Means (Appendix B)
Y4 ~. [$ b# u1 @7 m" Y* X3 J( }28-604 Location of Disconnecting Means& M# ?: |; u5 R' [
Hermetic Refrigerant Motor-Compressors' k; w, k( U0 H! R
28-706 Conductor Ampacity
+ a( d9 F1 M5 ]" Y28-708 Overcurrent Protection$ f8 D- K# I: N z' c4 l y- h7 @3 O! }
28-714 Disconnecting Means7 M7 d. f5 P3 X' N- e7 n' V; L
Protection and Control of Generators
6 _! y' i3 U" x, B8 y28-900 Disconnecting Means Required for Generators
S$ U( b: {4 E! D28-902 Protection of Constant-Voltage Generators
: n. z3 h$ A6 U* ?28-904 Generator Not Driven by Electricity1 U3 I$ U& Y7 t v
28-906 Balancer sets
2 x' j) a m) P/ P/ Y8 U1 F: k28-908 Three-Wire Direct-Current Generators
+ L& X* _3 V; ]) V4 a
+ i' B% o v6 y' [) g! S, @2 sSection 30 Installation of Lighting Equipment
) o/ a& J- h) ~30-002 Special Terminology (Appendix B)) D+ [4 n$ N0 x. Q& |+ q
General* H: q8 _% J: S, W2 h. Q) h5 I6 u
30-102 Voltage+ j3 }- y- y. y! d
30-104 Protection (Appendix B)
/ @# R* z# m* J# z" V30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
9 V8 g% Q* d3 g30-108 Polarization of Luminaires& ^& ^! v0 h8 Q
30-110 Bonding of Lighting Equipment
2 i F9 I3 |" z M, z0 n+ H7 bLocation of Lighting Equipment
& t4 O7 o3 h" Q) Q2 p! F9 s0 u30-200 Near or Over Combustible Material2 W( Z k+ M/ t a% K: x
30-202 In Show Windows: H5 n6 q" |; Q+ s7 a1 n
30-204 In Clothes Closets7 ]8 |. w3 Q* z4 C) Y4 g
Installation of Lighting Equipment# B) ]1 S+ o/ L0 J. F
30-302 Support
: h. A8 L) t) I" k: a0 W30-304 Outlet Boxes to be Covered+ a [4 Y) t: b/ X) U
30-308 Circuit Connections
7 _! U+ G8 Z% u) `1 {! ]# v30-310 Luminaire as a Raceway
6 L. z7 S9 S8 @3 f6 `- y- u8 U30-314 Minimum Height of Low Luminaires2 H8 s& P- h, G! |
30-316 Luminaires Exposed to Flying Objects' B& z5 [+ H( y; Y
30-320 Luminaires in Damp or Wet Locations. X) I1 P0 {& P: Z/ L8 ~2 l- `$ G
N 30-318
& b$ h: f" u& Z* RWiring of Lighting Equipment- E0 b% y+ @- p3 |! w
30-400 Wiring of Luminaires9 l3 k% S! K$ }+ w' r& M7 X: Z; Q
30-402 Colour Coding
8 q' Q2 v0 P$ {4 u& |4 R30-404 Conductor Insulation
% t# f5 J5 X; q9 j30-406 Conductors on Movable Parts
- d4 b/ T) z/ h$ p30-408 Wiring of Ceiling Outlet Boxes
1 s2 I) S+ ]4 s8 a30-410 Wiring of Show Window Luminaires
( t, p. F4 G- a7 z' I- c30-412 Tap Connection Conductors2 G( C6 R9 N" M/ E" r
Luminaires in buildings of Residential Occupancy
$ G0 T( T+ j0 F$ ~9 h: M2 T30-500 Lighting Equipment at Entrances (Appendix G)# D: {( H& ?3 X x/ ]' A! E' E! P
30-502 Luminaires in Dwelling Units (Appendix G)
+ m& R. w+ Z( b. U30-504 Stairways (Appendix G)
, Q6 _' }, _% {; |- U5 f: C30-506 Basements (Appendix G)# t/ X- b8 l' @7 p' Y* q( ?
30-508 Storage Rooms (Appendix G)
' G1 T! V4 G& K' P30-510 Garages and Carports (Appendix G)
% M" D' i, C% ^ Z! j; ]& w0 iLampholders6 c; U% b T% m/ s' p: w7 [
30-600 Lampholder rating with Incandescent Lamps0 f* l1 d u. @: n& r$ E: }" L
N CANCEL
! h* e6 G; A# w30-602 Connections to Lampholders. t" s9 Z9 A" t* O
N 30-6008 O7 h1 _' B3 l9 m5 P' M
30-604 Switched Lampholders Used on Unidentified Circuits2 e# }! c' b% E ?+ {' N
N 30-602
, z- i& b: F! s7 b! z/ {30-606 Switched Lampholders with Pull-Type Mechanisms/ z8 h( W% w) p2 b$ k# f8 `
N 30-6041 i2 A+ Z2 i% h' R! M) s
30-610 Pendant Lampholders3 @# w% G& d# X7 t- x$ C+ Q$ ~- `2 T
N 30-608
6 u5 R2 ~7 |& z2 Z j4 N" BElectric-Discharge Lighting Systems Operating at 1000V or Less
1 [5 f6 J' m, f- w' X30-710 Control (Appendix B)
) D# ?) B1 F) e30-712 Branch Circuit Capacity& g0 U9 H! H, e/ t
Electric-Discharge Lighting Systems Operating at More Than 1000V
7 T+ {0 _6 G6 }. |/ Y& j5 `& W30-802 Voltages, Dwelling Units% ^( b2 a* o. [, i* r K
30-804 control (Appendix B)
7 D& N/ x; W$ tRecessed Luminaires (Appendix G)) d" S# q; {6 D5 A
30-902 Spacings for Non-IC Type Luminaires
+ ?' M" {. {% a% a% h* L$ \1 l30-910 Wiring of Recessed Luminaires (Appendix B)6 F1 w: L# q* |! n
Exposed Wiring for Permanent Outdoor Lighting3 Q! e7 Z+ ?9 t, Q; t' @
30-1120 Branch Circuit Loading and Protection4 r! a7 M, f0 W, O
Extra-Low-Voltage Lighting Systems( M3 a( f1 t6 j' e8 o- A
30-1202 Sources of Supply, m% w) n4 o4 P1 O+ T
9 ?7 w/ K# i* S# z2 F
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
& R0 A3 A$ l8 BFire Alarm Systems9 }& F6 w% p" I2 f* W6 B R
32-100 Conductors
; N J% m- v9 C& N0 F32-102 Wiring Method
1 h. ?8 q# M) n9 ^( [: L32-104 Equipment Bonding
* `$ ` N8 s5 ~6 p) a32-106 Electrical Supervision# `6 V* z6 J7 P8 k+ _
32-108 Current Supply2 l7 {; z6 Q: r' g d$ C
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
6 D) ] n+ l7 ~# s+ C& c7 G! {Fire Pumps2 B; o4 u6 F1 B
32-208 Overcurrent Protection (Appendix B)0 m/ P& }; w9 p6 y* J
N 32-206
9 ~: H: N' s3 |" Z+ Y6 h32-210 Overload and Overheating Protection (Appendix B)3 w7 r* E0 L- B* n6 q) q+ ~
32-212 Ground Fault Circuit Interrupter (Appendix B)" {4 @+ g. W- u( G* V. o( G
6 W$ t. C3 [$ ^, Y: Y* Q0 N) z& C- JSection 36 High-Voltage Installations6 V' F# t& k; c% E: F
General) X' ]2 U4 w: V
36-000 Scope (Appendix B)$ ]- h' ~( e' |0 s
36-006 Warning Notices' j/ ]* z: ]4 P
Wiring Methods5 i( |% T6 G* y
36-102 Radii of Bends
/ o# v# n" f( A. d36-104 Shielding of thermoset insulated conductors
k0 W5 Q) h [! X! K' N: N3 Q2 S36-108 Spacing of Exposed Conductors (1) table 30, table 31
& M* A8 N( w$ F5 t6 |36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 347 {2 w' v$ S9 l5 B
Control and Protective Equipment
" M9 A# R; X4 S; j+ }36-214 Disconnecting Means: J) ?/ n7 e9 l& T) `8 W
Grounding and Bonding" y/ P( g) ^. e8 h
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections( N2 ?% L; r/ ^1 g4 y- v% g/ q' O
36-302 Station Ground Electrode (Appendix B)
% h3 ?: H2 [, h36-304 Station Ground Resistance (Appendix B)4 f6 d* M3 ^8 V7 m6 ?% w2 c
36-308 Connections to the Station Ground Electrode (Appendix B)
# r* N" J% W6 j9 ]36-310 Gang-Operated Switch Handle Grounds
* k" l1 x2 E3 |# S36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations0 c; c7 @! e+ ~$ {, [7 S& [3 I
d/ K/ c* W' t6 L& ^Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
* o' B1 B3 C( H* [* f; p" S38-002 Special Terminology (Appendix B) Z1 d2 z5 T+ |# U# }% }& s
38-003 Voltage Limitations (Appendix B)7 u0 j t" w% T) ?0 u
38-004 Live Parts Enclosed3 O7 |) f, [6 W; D. V; \3 o9 j* L
38-005 Working Clearances$ L9 L* _; N) H) O Y
38-011 Insulation and Types of Conductors
o: c4 x4 N8 r2 x* x& \38-012 Minimum Size of Conductors5 f# q: e5 A( f
6 E1 r3 \2 A3 ?Section 40 Electric Cranes and Hoists
4 y: W: E( L* O$ B* f7 J40-008 Disconnecting Means
: s; x5 x" r: v; j* H- A& D( q3 Q40-010 Main Contact Conductors
) c7 R& G5 K' U
" [' ^ h5 d1 D+ d& U& S9 X) s' XSection 42 Electric Welders5 ]3 N* m( x' ^* ^: _ A- r
Transformer Arc Welders8 C' ]+ h0 M- {) t1 y2 }
42-006 Supply Conductors5 W! F) `3 u2 U+ P
. v9 p0 [6 A3 b: o; n9 \7 ^6 @# zSection 44: Theatre Installations
: h" C0 t9 _7 t' \ ?General
' g+ B' i& o+ j/ ?% Z4 r# d' [7 B44-104 Number of Conductors in Raceways' s0 x* A* Q9 Z9 ` I( I
44-106 Aisle Lights in Moving Picture Theatres
3 B7 i4 V1 I( i$ q% {" E9 I ~; A( \Fixed Stage Switchboards
( J5 w0 i& \( A7 v' i. ?44-210 Overcurrent Protection, s/ S+ W& C7 r7 m% \. F
Fixed Stage Equipment
. I) y+ \6 s( p5 ^% O44-324 Receptacles in Gallery Pockets) n: {6 M, K- v- D% p- ?
44-326 Receptacles and Plugs# S! `. X! G! l) q3 o
$ l1 Q* g' e. Z9 F8 M' [Section 46 Emergency Systems, Unit Equipment, and Exit Signs
5 x% b9 Y% ^) pGeneral
+ |" k. V, W: |5 _# }3 [5 C( Q46-102 Instructions
: S) c3 _% k2 U% Q* }46-108 Method of Wiring (Appendices B and G)
) }! b6 Z8 Z4 }# t+ o- f6 V0 @Emergency Systems
- c' B6 p0 e K2 k7 X0 ?' g9 S7 v46-202 Supply (Appendix G) @4 j9 X* [% Q8 n+ i% v0 e" m
46-204 Control
; I( g# h4 K6 N2 Q9 i46-206 Overcurrent Protection
q8 X8 c5 x% P- G$ Q7 i46-210 Remote Lamps0 \" B. `: u8 n3 Q* S
Unit Equipment
: \6 \( G: w; @3 w46-304 Supply Connections
( T. i6 |' z0 B! [7 s+ O) j% g46-306 Remote Lamps (Appendix B)2 l9 J3 ]2 ]0 t
Exit Signs/ v( L. T" b/ ~) K4 {9 F( D
46-400 Exit Signs (Appendix B and G)
6 u8 W+ B. J8 M4 O/ Z9 W3 V
; y# }2 @; r( }; ESection 54 Community Antenna Distribution and Radio and Television Installations
: A1 n( Q- N) x' T$ ]54-000 Scope
5 v; r, M# {( x7 f9 }5 Q54-004 Community Antenna Distribution (Appendix B)( ?* b2 n0 ? R/ }( ]$ C, g6 h
Community Antenna distribution
: i& j* u4 t6 H. b% s; F* D& L) j54-100 Conductors+ H1 P J* X/ }3 o
54-102 Voltage and Current Limitations (Appendix B), J3 a+ U4 q# q& [! O) O+ J8 c
Protection
k0 D, l7 x/ L3 y1 i54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)1 @3 Z4 D L8 I Y; Y
Grounding
6 A0 X+ @% ?. V% i, X W54-300 Grounding Conductor
' Q E! S- F: y( N3 q; t; F8 nConductors Within Buildings
: f1 x, B2 B6 Y M7 ]1 \) D9 ^0 n54-400 Separation from Other Conductors1 ~7 |) x# e3 S0 n
Equipment- W; O7 E7 K/ E6 w2 H
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
) O3 g- @; F( [8 h, R54-502 Exposed Equipment and Terminations
; a. c2 }; f. E2 u* o
/ y& @; ~+ ]0 Q9 w/ d' O; h @; tSection 56 Optical Fiber Cables% a" `- t; y* N$ d/ E/ d1 K# m
General
5 l+ k$ P( V7 o2 V3 Q% e56-100 Special Terminology# E8 O1 k. D6 \. E% P6 ]2 {3 R5 S
56-102 Types
9 r9 u# K5 b4 }' NInstallation Methods y/ q$ C9 u' x9 q6 j
56-200 Nonconductive Optical Fiber Cables (Appendix B)1 c1 Y/ ^! D! O& D F' { e
56-202 Conductive Optical Fiber Cables (Appendix B)
& I! D: v' v( b5 k) B2 o56-204 Hybrid Cables
) n: f, N6 D" h2 g& E56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)/ ~7 G& O0 a8 q8 x- S0 F
" _" E( K# R' U# D% Q7 O; Z
Section 60 Electrical Communication Systems9 m0 ]( ~. r- n: \% J w
General
! W& Z$ Q, B0 I4 I60-100 Special Terminology
" E9 S/ x5 I" R/ i1 OProtection4 v# X. [# r$ |( K& p; W$ G& a
60-202 Primary Protector Requirements5 S6 f$ U, g2 G6 c1 l/ m$ A
Inside Conductors
9 U: ?% \: ]0 z) r3 ]60-308 Separation from Other Conductors1 p8 S) D& ]& p# k8 ~7 e! i
Equipment- `3 j' T+ ^3 j: l' H2 H, ?' T
60-404 Exposed Equipment and Terminations' e4 O+ i5 X8 u2 J
Underground Circuits
( l7 m0 {* \' @8 `; \; K0 E60-600 Direct Buried Systems. Z' P5 B& h! z" s
; P2 i( g* z& I
Section 62 Fixed Electric Space and Surface Heating Systems
9 w( Q; U; A& \$ ]& _, u) \/ D6 aGeneral/ r/ O# \# j4 V' U
62-102 Special Terminology9 q0 ]3 Z: J; ?& J
62-108 Branch Circuits- Q0 n3 N% y3 U/ T; r7 l5 R
62-110 Installation of Fixtures3 d5 S' {/ `* X* e( a3 q" z
62-114 Overcurrent Protection and Grouping (Appendix B) (5)1 }5 L/ j5 ]' B$ P* }% _) P
62-116 Demand Factors for Service Conductors and Feeders (2)
6 G& w) u. m, j% l( C62-118 Temperature Control Devices
F+ U6 m& ^$ I5 j7 N) u' K) W62-122 Installation of Series Heating Cable Sets (4)(7)- Z0 Q. ^, H: x6 {% l t
Electric Space Heating Systems
! z6 y$ g2 J; o( D7 H62-202 Temperature Control8 C9 c3 {8 a9 u- j+ b( Z0 R
62-206 Proximity of Other Wiring (Appendix B)
8 n" Z9 T: I; {! n# o0 E62-214 Installation of Heating Panels and Heating Panel Sets
' ?* p/ Y* T$ ^62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
% Y: B" P" ?& r0 ?, u0 |1 f9 o; P62-226 Installation of Under-Floor Covering Heating Panel Sets
( O# {+ r9 S1 Y; ~5 }Electric Surface Heating Systems4 @! P4 ~% r w
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface+ W2 k- ]: z/ j4 {, b+ z
% D# H( y, y* s; E# tSection 68 Pools, Tubs, and Spas+ D0 G! M0 t) D# i3 F) m$ w
General9 y3 w& F. Z) [ Z7 e" E
68-050 Special Terminology
) [- O3 c) |. L: U6 T3 d0 A68-056 Underground Wiring - Table 611 y9 U/ h7 T) X7 d1 w; c' X
68-058 Bonding to Ground (Appendix B)4 \* G, e" W. B5 ? H
68-060 Junction and Deck Boxes (Appendix B)
& A4 U+ _; S& g7 ?# E4 r+ z68-064 Receptacles2 q/ O3 F! F$ j8 s) t; u
68-066 Luminaires and Lighting Equipment
3 i. e$ e' v+ i( y68-068 Ground Fault Circuit Interrupters (Appendix B)# w% `/ x1 O/ Y( L3 z( x
+ O% p& L5 E8 T( S; L8 j- N
Section 70 — Electrical requirements for factory-built relocatable structures and
3 t% A7 ~& a6 Unon-relocatable structures
s6 o0 V4 O% |7 F2 O# `. ~: ]; K70-130 Tests (see Appendix B)
6 H% V& p& Z$ f, k. B0 Q
' q; r' w3 h. JSection 76 Temporary Wiring (Appendix G)
& G- R' U; n7 w2 R2 w3 y) D76-004 Grounding
% ^) {3 {7 q$ k8 @' I76-008 Service Entrance Equipment
5 O! H3 Q7 C# q( E; o' g4 kN 76-006
0 j5 B5 ^2 c- Y4 O$ v) ?7 j9 L! v76-014 Branch Circuits
3 M! `) u& S1 KN 76-012) ?* @. K- J) y) q- r
2 U1 Z: k1 K E' eSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
7 C* Y% f: L2 p8 d5 m2 Y3 TMarinas and Yacht Clubs
* l$ C4 l0 @% |( O2 E78-052 Receptacles8 ^5 p1 L5 ~" L7 h1 c. M; B( r' ~
78-056 Feeders and Services
! Q+ Y. `9 k. b) N# Z( V& iMarine Wharves, Structures, and Fishing Harbours
. V1 z \4 u! C$ P78-106 Grounding and Bonding
* M- ?) Y8 N5 C2 P `Tables5 @ ]( l5 ^ d0 ]2 p$ 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
( N9 [% Q& s, p( z9 N/ o9 H, I
Diagrams: 1, 2, 7. B) S' P! Y4 m
2 K5 X! s' {; v( W
Appendix B
2 X6 \. i$ v( u( p7 o* [P352: Ground fault circuit interrupter- 6mA
9 c) n k) B$ ?P354: 2-126 FT1, FT4. p8 m7 T W' T2 h
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)- A3 U* U* y+ x; b
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
$ t! t/ a1 F) Q( e. Z* UP370: 12-1012, 1118, 1214 Example:
$ {2 f. m( N/ W/ g$ T( ^5 s, NP371: 12-1108! _7 y9 z) `& \+ k! e0 O9 p
P381: 18-108(1)(b), 18-158(1)(b)
3 v' J4 O$ d) KP386: 24-206. {) j b) O$ l, ~) h
P389: 26-2563 z+ {+ {: g" h0 q
P391-P393: Section 28, Example to determine Motor Conductors and Protection1 R( O7 h5 G4 R/ o& e: q. |
5 D5 r4 s5 j& A) L: l8 _
Appendix D Z3 m& ~: ^7 N( `& n- n
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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