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Canadian Electrical Code Review Guide
- T# b; Y" m$ b: ^# HFor the Exam of Electrician For Red Seal License# ^7 R+ L) ]9 f; C
& K1 M! f# _9 f1 l) ^
Lesson One
9 x, U4 p: m/ p j" zSection 0 DEFINITIONS
1 r' O2 k! B9 V: n( f3 e3 ~1 TThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:( _2 \0 i& G/ B, j& c9 A0 f
Accessible as applied to wiring methods
5 M% ]/ }. K9 g/ q8 p& NAlive or live
1 C" q& ~! L3 }! H: n0 I+ `Aluminum-sheathed cable
V) M/ A3 |8 I2 L3 | c, v$ XAmpacity
% @# r, F7 l1 c) ], v' H& D* wAuthorized person' E1 b; O& D% ^; Y8 I
Auxiliary gutter5 D+ E( Y y9 C3 _9 g: L
AWG
3 ~: X- e3 w7 Q$ h _0 ^- SBonding
9 w5 l% l& s# E; G1 ZCable tray
: I, }, Z$ X2 |! Y* ^: T% t9 MCellular floor1 ]# h. L) e' w. ], H7 _
Branch circuit
7 Y: U9 M( H7 L- x, IBus
7 L2 [/ o+ n7 W9 {, [4 @6 s) F3 J5 fBusway( G) e# _7 V3 v* `0 q
Communication circuit
8 s4 V4 r, g8 _# v0 ^7 a& G% W. vExtra-low-voltage power circuit: ]7 @/ p( o; m/ A6 F1 h& I+ j# ^
Low-energy power circuit# n4 {% L' `+ |1 a$ x
Multi-wire branch circuit; h' @9 N% ^: H5 n2 }- v$ K2 c
Remote control circuit
9 L: j/ ]9 h8 ~$ F7 X9 H- hSignal circuit8 Z2 h3 y1 a) o+ v
Circuit breaker1 t, D9 Z6 d, l7 ?) M, D+ [
Instantaneous-trip circuit breaker
- H# O; j: B& aConductor( j2 W/ D% ]" A3 H) z8 t( v
Conduit
( Z( t, g5 M; x' E: ] Flexible metal conduit9 a: x6 L O1 y6 {4 X0 L4 P
Liquid-tight flexible conduit
$ i+ `0 r: d( q9 Q+ U! Y Rigid conduit
# O' R6 ?: A Q. U Rigid metal conduit$ G7 m7 n/ b% Q: }# d' J- b
Rigid nonmetallic conduit- W' C2 \ z/ p% z3 m7 [ W
Rigid PVC conduit
* z4 Q/ W( Z: d" }! LConnector% r8 j9 P- u$ ~, `) W! r3 Q6 m. K: b
Box connector% t; [5 I0 n0 ]
Wire connector
$ p) G6 K/ G% v5 `: p( U" v. |Controller- L5 V! G5 G/ N2 I% c0 s
Disconnecting means
+ R8 g+ t6 A3 _# t: ODust-tight
& Y' @2 ^/ D4 |& n& BDwelling unit
2 g) n1 B+ h. dElectrical contractor
7 r2 e5 p8 t/ V7 c {$ v' A7 T& iElectrical metallic tubing3 A$ d, u3 n# T% ?1 S/ Q: ~! Y
Electrical nonmetallic tubing
) |' \0 ?' h/ o0 _# }! lEmergency lighting+ E$ c$ q$ t7 L4 v; P q
Explosion-proof1 ^' @7 w1 [9 x: v
Extra-low-voltage power circuit( l8 a1 K% ~. ]9 w, k
Feeder
/ O' K& A+ W, ]+ N( ?Flexible metal conduit5 j/ b# E' G3 @
Ground
8 I1 K4 {& m. J$ iGround fault circuit interrupter
. D) S* E9 x. XGrounded/ O" R s* }5 n g; ]
Grounding
+ ^+ V0 m- Q! }+ [5 mGrounding conductor- ]) Y1 z6 w8 C! h& P* m4 x
Grounding electrode; Z# F# c6 j2 r) Q% y! y
Guarded
2 |$ ^$ T4 P. pHoistway2 H) X0 @; [* ?' d2 w
Identified
3 i" o/ b4 z# I3 ~0 v' TLampholder
" ~* Q3 E2 w; O' _% \: fLow-voltage protection/ b5 B" w% f- S; D! m
Low-voltage release
/ b4 U6 m: f% p' s& yNeutral( `1 _" c$ z9 J, G( q6 x
Noncombustible construction) h5 h4 a* c; k6 v: c A- [
Outlet: L7 u' E* ^$ T: C8 y& w
Outline lighting
, M- q3 A$ Z8 @" l- b. wOver current device
9 I" n: n1 y/ S4 q; d9 i' ^1 [Overload device
+ {/ `! c$ G+ `" EPanel board* `7 O0 }9 i; u4 F' E; k
Panelboard, enclosed" a& `, m4 H5 `9 n5 y0 Z9 A6 _
Permanently connected equipment: {7 S) x1 W( ~$ `4 Q( i( `3 C
Permit) h$ w4 k0 w0 t
Plenum
. r1 [+ n5 i1 `- R0 z9 v* kPortable as applied to electrical equipment% a6 n# Z# L* L# H$ t
Portable ground fault circuit interrupter) R9 i( l! \# w* }. K8 E: L0 p6 B
Power supply cord
. Z6 ~0 @" h) d3 J# ]Raceway u# z: |- q2 `# e5 K! a. D3 L
Receptacle
1 d# a3 ?$ a3 @$ L9 o8 A: U; W- c Duplex receptacle& Z& ~; u9 [( }: G
Single receptacle
; a$ L1 }2 `& t* p Split receptacle* g! {5 k6 p% |8 w- T: \: r: U+ J
Service, consumer‘s0 V$ L' O9 q8 ~* F" f9 j
Service, supply
/ p+ j! d" L' O( u- ~Service box# J5 i9 H* C( B# }; t) V( p
Service room5 H- } g! K7 J, ? P1 D9 L1 `
Single-dwelling
w$ n9 G, T1 Q4 p" B* V1 XSlow-burning as applied to conductor insulation
8 }/ m( m$ s# s+ @8 Y- E! K% [% ]- WSplitter
6 W0 E& c: e7 U0 y8 O+ fStarter
- v8 O* H& M1 _: \7 g/ o8 k# hSwitch7 j% @& c- k" v# X
General-use switch2 q# A: [1 ]! |' f: y
Indicating switch+ \4 a' D# z& K) h4 [3 o3 W& O' R/ N
Isolating switch
% H o3 P: y0 Y- V) Q( g) W1 b Motor-circuit switch
) T( { Q9 H$ i/ L1 J sSystem
# B0 s( @/ L# } Communication system" L \/ ?+ X; M' K. e* U
Community antenna distribution system(CATV)
. t- t" Q1 v1 l5 F0 L/ j Grounding system
9 F4 ~+ {, q' H- m/ m# i) KUnderfloor raceway& W% [# c3 w5 I
Voltage:
! I& f4 |2 ?4 O- c7 ?+ H8 P% ]6 W0 @ Extra-low voltage0 Q* B4 Y# @. y( R0 H* u
High voltage5 Y4 [$ Y* N( ?$ F( F7 o
Low voltage
4 E5 t2 B! a `& jVoltage of a circuit
9 ^# x" n6 _3 z& R$ \Voltage-to-ground' E! x+ C. B+ G/ x- N
Wireway% x0 e6 p) u2 a6 h
* w+ y7 |; d% f7 F/ Y. {+ Q& y
Section 2 GENERAL RULES4 x5 L% u+ z# U- ~4 f: i
Administrative
^9 E1 A6 a1 c* T2-018 Reconnection
L5 p& n" L$ T2-030 Deviation or Postponement2 `0 x1 J8 q$ p$ X3 g8 _
Technical General
% N( T5 W5 a6 e) J$ L2-106 Circuit Voltage-to-Ground – Dwelling units
w- W. f0 t; w( P2-114 Soldering Fluxes% G K* m0 w4 F7 r
2-116 AWG Sizes of conductors
) y" D3 A) J0 X+ \* v2 I" h: r2-124 Fire spread (see Appendices B and G)1 i+ k$ i3 ?6 Y" F% a
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
- R7 M0 v( T8 e# a% h7 ?8 DProtection of Persons and Property
% q y* y" }, `( C7 N7 G2-202 Guarding of Bare Live Parts. e7 K/ X& [/ X' d1 f. ^5 }7 E6 S
Maintenance and Operation
|' D9 R) _, B2 ], s2-304 Disconnection4 g, l O6 D. {: U! F
2-306 Maintenance of Live Equipment
2 [: Y7 Z+ Y* O. U8 vN 2-306 Shock and flash protection (see Appendix B)
' F, Y" ?# C. F" v0 b- ^2-308 Working Space About Electrical Equipment: Table-56
' F; e# p4 q# E* o8 ]2-310 Entrance to, and Exit from, Working Space. w# j# n9 h' v
2-320 Drainage3 A. W* K: d2 C6 H8 |) D
2-322 Electrical Equipment near combustible Gas Meters and other Devices" s8 h7 F4 o/ U
Enclosures1 [) b+ z8 [! {: f
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) 6 f( w, W" A) `! a' d9 q
2-404 Marking of Motors: DP, WP, TE
8 |8 ]0 P- F2 L! r
y3 C. g6 x. x0 W |$ ~/ ~1 _Section 4 Conductors
0 R5 o2 {/ U$ Y. \; O8 d4-000 Scope. \, r: S$ E) S; w
4-002 Size of Conductors: 14#, 12#
4 J) E1 H7 B' f6 K4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
. P9 ?" O; b x, O- m2 _1 V0 u4-006 Insulated Conductors: Table 19 r2 D& B6 O+ ~1 g4 v6 j
4-010 Uses of Flexible Cord: Table 11
. g2 c9 I" r$ I. Q m" A# I: E' B& B4 B4-012 Sizes of Flexible Cord: J# j! Z. o8 b% W, M- h; }
4-014 Ampacity of Flexible Cords: Table 12
" R! n+ E7 w! a s4-018 Equipment Wire S5 Z ^$ C- R: K- W* l
4-020 Insulation of Neutral Conductors% T8 {9 q* [ A8 s7 f) `
4-022 Size of Neutral conductor
3 |$ e; {- n1 o I" Z: F4-024 Common Neutral Conductor! D8 R2 Y2 J; N+ ]
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum5 G0 F- G: s0 u
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum7 u. W0 l2 O* Q6 d4 Y7 F
4-032 Identification of Type MI Neutral Conductors' F; F5 v) _" j: q1 M3 Z: T
4-034 Use of Identified Conductors* j* p( h8 ]7 m& ~$ e
4-036 Colour of Conductors: Phase A, B, C, …
+ G( C3 j% l1 V$ y$ j) k
8 Z5 ?$ d/ `! S6 |) P. T. RSection 6 Services and Service Equipment
L6 L( \* p" X4 y8 |1 x- wGeneral/ r( G6 Y; }( t! _( b7 ]
6-102 Number of Supply Services Permitted
! a9 z9 y" }+ s6-104 Number of Consumer’s Services Permitted in or on a Building
9 \4 l8 q7 x( ^' o0 L6-108 Supply Service from an Electric Railway System
/ B& ]" i( T! l% t6-110 Three-wire Consumer’s Services $ t8 G0 j# U/ K6 _0 i+ h
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors! `7 h& w, t( A1 i" w
6-114 Methods of terminating conductors at consumer’s service
4 G+ p; `8 `9 K) R8 r1 I; q6-116 Consumer’s Service Head Location
) Q9 I# ?0 d5 \% W- V- tControl and Protective Equipment
4 m3 \" x8 o+ V0 e6-200 Service Equipment7 [" L# _2 d# G, O
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
* C: i: ]7 r4 s2 U( v6-208 Consumer’s Service Conductors Location' H5 F$ e; e [4 I0 ]5 e: u3 n
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches9 c! G+ J, ^% w( |, A# P( ]
6-212 Wiring Space in Enclosures4 s7 e7 b- K; J! U
6-214 Marking of Service Boxes9 b7 ^) |# ^2 P! `3 K
Wiring Methods, r9 k6 b f9 D2 h6 Z3 X
6-300 Underground Consumer’s Services. D; y" Q# K$ a4 U& b
6-302 Overhead Consumer’s Service Conductors
/ ~0 E# `+ g5 h& p) e3 r6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
% f* j! U7 O+ R$ R B6-306 Consumer’s Service Raceways
$ n0 G2 f. x; h ~6-308 Use of Bare Neutral in Consumer’s Service/ R1 H' k1 Y7 @( I0 [/ R# b
6-310 Use of Joints in Consumer’s Service Neutral Conductors
( k8 G8 a* v* A) _6-312 Condensation in Consumer’s Service Raceway
9 U5 u0 K* }# z4 m- s2 ^5 q6 RMetering Equipment2 D) Q: D6 r; i4 ~& H! a2 A
6-400 Metering Equipment/ B Y' j2 ?5 e' _( c- M& B4 A+ \
6-402 Method of Installing Meter Loops5 c/ ^* ?+ t* R7 H: E$ O0 x2 v
6-404 Enclosures for Instrument Transformers
" l) [$ p1 _6 w& @; Y/ E- h$ W6-408 Location of Meters
5 C. x; l7 f* B5 h% ?2 m7 ]7 X% H
Section 8 Circuit Loading and Demand Factors: Y: K+ x0 G/ w2 I& k9 _1 i
General
0 r; H d+ }% c! Z. j$ U: `& o8-100 Current Calculations6 C. @6 `/ J, ^' ~
8-102 Voltage Drop ( see Appendix D)3 x! F: d, W, i! [1 w6 z$ y
8-104 Maximum Circuit Loading6 V, p# `6 E1 W, \$ M; R/ n1 f& L
8-108 Number of Branch Circuit Positions* T f1 a' D( v8 K5 Z* Q. P
8-110 Determination of Areas
8 p5 J- S, n8 _Services and Feeders
1 ?% r7 r7 r( g0 x/ [8-200 Single Dwellings (see Appendix B)
" L* Z& z( y3 c1 t* k% w8-202 Apartment and Similar Buildings
7 E0 J4 M+ W4 K1 n6 P8-204 Schools& A7 B7 V- s2 o7 \
8-206 Hospitals' ?, i5 y% M w+ \, ~, O
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
9 ~4 H6 e0 I+ X7 m4 E7 ^2 z: A" g8-210 Other Types of Occupancy (Table 14)& C4 B+ z& y) o! j
8-212 Special Lighting Circuits# U; V7 O! R0 p4 x6 t+ f
Branch Circuits0 i4 a3 i, W r9 O/ d
8-300 Branch Circuits Supplying Electric Ranges) k6 W6 z0 _# M2 {5 W' i a
8-302 Connected Loads7 t) m% D" {3 b; d! I- B1 X
; B/ c" E: j5 }Section 10 Grounding and Bonding
, J. j2 K, x4 |/ ]Scope and Object7 T I7 R; J' v5 f0 ?
10-002 Object+ h+ H7 j% N8 U6 N0 |% _
System and Circuit Grounding1 G7 ?" f- f0 w: K8 z* N6 j$ q
10-102 Two-Wire Direct-Current Systems5 f& Y% a8 A8 }- M
10-104 Three-Wire Direct-Current Systems
" }8 \% F& R3 K7 F- F10-106 Alternating-Current Systems5 U* B$ F! G1 |. o6 |
10-110 Electric Crane Circuits
9 ~2 m# O$ M E- H) C10-114 Circuits of Less Than 50 V0 {! f% A! y2 B" m! T
10-116 Instrument Transformer Circuits
( N3 t6 }/ I: a, j0 C8 u- AGrounding Connections for Systems and Circuits
9 [+ x% N0 m. \10-200 Current Over Grounding and Bonding Conductors4 H9 S6 H9 g. x) W2 Y/ t) J
10-204 Grounding Connections for Alternating-Current Systems& ^, J/ x. `2 w
10-206 Grounding Connections for Isolated Systems. _) ^6 z* @; C2 U) d8 h9 e
10-210 Conductor to be Grounded9 }4 \- x, N# N" ]4 |
Conductor Enclosure Bonding
& a5 A- ~$ l1 Y10-302 Other Conductor Enclosures
1 I: Q% Q0 Q+ Z" p0 }/ HN 10-304. d7 ]6 ?1 u% b1 Z# S; D+ _
Equipment Bonding
2 u% }1 }2 @% Z( f) o$ N" ~0 J10-400 Fixed Equipment, General
! J& ^8 K7 L$ K* U- @4 {# b10-402 Fixed Equipment, Specific (3), (4)% k. F8 Y& S0 P o4 d& i$ u
10-404 In Nonmetallic Wiring Systems
/ I( ]% \ R/ U ^- T0 F0 O* o10-406 Non-electrical Equipment" }) V+ ~) t( d! d6 h
10-408 Portable Equipment (4)(b)
5 N# \7 W7 w5 s; [& _: H10-410 Instrument Transformer Cases
( i' r# i6 H5 p) N9 A' S9 }9 F10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
6 x. H6 a: L/ L* z5 k10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
) X3 P4 [- y- d$ m) JMethods of Grounding% r7 D& Z, m8 X. D) R! ?, i
10-500 Effective grounding (see Appendix B). L5 N, l8 t4 p" e& G" M- ]6 F% `, @
10-502 Common grounding conductors
6 y% E; _. q* q c10-504 Common grounding electrodes
7 W" `* G) q* _( s& nBonding Methods- @: |, r( y7 M3 f
10-600 Clean Surfaces1 U0 n: z) u* q3 ~
10-604 Bonding at Service Equipment( g/ p9 Y- G/ K% n) W; I
10-606 Means of Assuring Continuity at Service Equipment6 }" A2 m! n% m, Q( |) s
10-610 Bonding at Other Than Service Equipment
: y- }& P+ q3 w6 e# ]10-612 Loosely Jointed Metal Raceways1 D, q* J; `) ~ P; ~
10-614 Bonding Jumpers Table 418 @, M7 F& z3 e2 Q# z1 c
Grounding Electrodes
: u& P1 s j4 F10-700 Grounding Electrodes
1 b! t. |) C. X$ c2 m10-702 Artificial Grounding Electrodes
: F4 g; P1 L3 ^0 w: N2 W4 t0 SN 10-700 & 10-702+ @2 d* I8 d6 ^2 @
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G); [3 B6 Q6 O4 U6 Y& w v! p
N 10-702
+ p6 c- h* ^$ l) V6 E( O4 D! _10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
, ?$ {; D, N6 R$ u2 }# yN 10-702
: _0 I# T( [2 E2 t5 Y10-710 Use of Lightning Rods (Appendices B and G)
$ l/ h# ~$ O9 |4 LN 10-706
2 U( [, Y, X. M" |5 v7 pGrounding and Bonding Conductors m+ q1 B3 h3 q4 y; L
10-800 Continuity of Grounding and Bonding Conductors% |- ^5 l# b" v
10-802 Material for System Grounding Conductors3 ~$ @3 V( q$ M* ?8 m1 K
10-804 Material for Bonding Conductors Q/ d5 D, m. _. {0 R7 N
10-806 Installation of System Grounding Conductors
8 }; Q+ B T0 `, z10-808 Installation of Equipment Bonding Conductors- A7 R8 D: A4 ]# s% v2 K
10-810 Grounding Conductor Size for DC Circuits7 ^& C/ p( s: o {5 k% \% _. v r, y
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
* H( Q/ `% \/ \ l. I10-814 Bonding Conductor Size (Appendix B)
2 p6 Y* I! x3 e* ]10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment9 ]/ X% B9 Y8 i: y# {
10-818 Bonding Conductor for Outline Lighting
; o' Z! h' n: @* L10-820 Bonding Conductor Size for Instrument Transformers* G; O; O6 V. s ^/ i4 R1 }) `
Grounding and Bonding Conductor Connections
W3 ~: @2 F2 D0 r, G3 {/ g1 C10-902 Grounding Conduct Connection to Water Pipe Electrodes
! J" k1 Z+ m, i6 \2 y2 x10-906 Bonding conductor connection to circuits and equipment
" V: ~' r, d; M# i10-908 Grounding Conductor Connection to Electrodes" _6 H) x/ {3 S
Lightning Arresters2 P+ M5 Z& D7 L* L
10-1000 Lightning Arresters on Secondary Services – 750V or Less, k5 V) _* j; J2 F+ r; T
- a2 |# _' n- z6 l HSection 12 – Wiring Methods8 v3 [) ]; n% Z: \4 C1 ^1 w
Scope7 b) F' x Y& n0 t0 ]
12-000 Scope (Appendix B)
# X: L$ T/ q$ aGeneral Requirement
. j/ @2 B3 B' [ E& T; g12-010 Wiring in Ducts and Plenum Chambers
& W* {) C9 x/ r# n6 r12-012 Underground Installations (Appendix B)* c" r: d0 [2 K4 Z& O
12-016 Lightning Rod Conductors- D# [7 d8 U2 U- O) @ M
Conductors - General
+ N! }- z& }- h+ O6 k( V12-100 Types of Conductors (Appendix B) Table 19
5 m* z( ^8 D# j5 F12-102 Thermoplastic-Insulated Conductors
- v) t6 Z: _ O2 K12-104 Flame Tested Coverings0 E7 h% M! q8 H* ^! V+ }+ L0 d
12-106 Multi- and Single- Conductor Cables8 ]3 B# k% `# A$ |; h! ~
12-108 Conductors in Parallel (Appendix B)
7 @9 M+ U0 {, h12-112 Conductor Joints and Splices: ]2 x t7 x1 d4 d6 T- Z
12-114 Ends of insulated conductors
" ~( L3 U o' Y, T12-116 Termination of Conductors (Appendix B)
2 v& R( b$ `2 d% T5 @. a5 w12-118 Termination and Splicing of Aluminum Conductors
2 P" Y+ c$ v# [8 x12-120 Supporting of Conductors - Table 21" K# N/ T4 W& p! } f
Open Wiring
* E: W; N% _- M. z12-204 Spacing of Conductors
( ~9 `/ s8 s4 ?8 X8 y& `( e- ]12-206 Conductor Supports* t' K# J( Z, C h8 u; J
12-208 Conductors on Flat Surfaces- }. W' X" S2 I8 j
12-212 Protection from Mechanical Injury& _* P6 o9 w# w6 W _; Y) o" C5 W7 I
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
4 M* g) e6 M; {; I4 D2 p12-308 Minimum Size of Overhead Conductors. w: l& N* D1 b6 ?6 d
12-318 Use of Neutral Supported Cables; U2 Z& S* I/ |: s
Nonmetallic Sheathed Cable
" v- W, W4 G' v7 S/ U7 p. k. s. @12-502 Maximum Voltage$ H9 F0 |* c1 Y! a
12-510 Running of cable between Boxes and Fittings (Appendix G)
1 B9 V* \% T. `! l12-514 Protection on joists and rafters
/ k) @$ S3 F# ~# L12-516 Protection for Cable in Concealed Installations (Appendix G)5 Z! q+ w# E' S- a/ O
12-522 Where Outlet Boxes Are Not Required
1 G i; C' \! p1 V3 WArmoured Cable9 ]4 _& i( U* _
12-602 Use (Appendix B) _* `6 M, }( b
12-604 Protection for Armoured Cables in Lanes
6 T: Z- z# V& }( |6 V% c8 F0 F12-606 Use of Thermoplastic Covered Armoured Cable0 T2 x7 r! T6 D/ O
12-608 Continuity of Armoured Cable. B+ f; Z. K8 a5 V6 p; J; G. O
12-610 Terminating Armoured Cable
+ K% j- H2 R% Q3 q* e: V. ^12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems4 J% I& b4 `7 u7 w) \+ R- Z
12-614 Radii of Bends in Armoured Cables! F5 ~/ _+ m& L8 C( F9 X g
12-616 Concealed Armoured Cable Installation
+ x n% Y6 [: L% D; p12-618 Running of Cable between Boxes, Etc' F; z, m; W2 Y; m3 a# X8 V. A
Mineral-Insulated and Aluminum-Sheathed Cable
' U1 p; X' O6 V: A1 x12-702 Use
6 U R# i* P$ Q" n12-704 Use When Embedded3 I7 T. u: Q% t- O+ D4 Z
12-706 Method of Supporting
* |8 u9 K% S! O6 ?* ~12-708 Direct Earth Burial
- l Y$ z1 `8 a% l# F* x/ [8 a0 I12-710 Mechanical Protection
: d1 I, J, ~' B( z2 y; r! }- M12-712 Radii of Bends- i' Q$ J+ P ^. s/ w
12-714 Termination of Mineral-Insulated Cable (Appendix B)
& F2 ~. X$ K) L12-716 Connection to Other Forms of Wiring; t, k0 f8 ?6 E- D" \
Flat Conductor Cable Type FCC$ q% I# r! R' |2 B# M) ~- X5 }$ n! g
12-804 Use Permitted
2 x( U) z# n7 s12-806 Use Prohibited+ T% S. d# s, I
12-818 Anchoring
2 r2 Z8 a6 H0 H7 b$ X; E: [' b: Y12-820 Crossings
0 K. j/ h: J: G a" H4 MRaceways - General; W8 P& l9 l/ Z
12-904 Conductors in Raceways
+ ^- }4 R7 V5 P% H12-906 Protection of Conductors at Ends of Raceways u1 {% x2 n2 F1 J: e+ V( U* i& n
12-908 Inserting Conductors in Raceways
4 f+ j$ z( ?! Y! f! p4 P( ]12-910 Joints or Splices Within Raceways1 P$ m$ ^& _' o8 i
12-912 Stranding of Conductors: R. e& M7 \- L* X3 I4 ]; U( S
12-914 Electrical Continuity of Raceways
2 P6 J/ O# ~& @12-922 Radii of Bends in Raceways
* \# X+ x+ Z7 `- c! D: T: hN 12-922 Radii of Bends in Raceways Table 7
( ]$ E0 W( U( _9 O4 x. a% A12-932 Protection for Raceways in Lanes6 b" g8 u; Q( ^8 g! X& F
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
- Y9 v# X: w# l! \8 |; Z$ |% ~! @! s6 @12-938 Capping of Unused Raceways) m3 r8 J3 q$ a4 S% |' y
12-940 Maximum Number of Bends in Raceways) N0 S6 v' I: T; n
Rigid and Flexible Metal Conduit+ Q6 q8 y/ N; l' s$ z& W' ?
12-1002 Use
: L3 n5 J8 h, T. Z( [12-1004 Minimum Size of Conduits
5 U2 r3 V, l+ `4 W12-1006 Conduit Threads (Appendix B)
7 X8 G" R$ ^- P5 E1 _' J& o12-1008 Thread Engagement
! ]# ^( H- _1 e' e) V12-1010 Maximum Spacing of Conduit Supports4 j |) u7 ~3 P" b
12-1012 Expansion and Contraction of Conduits (Appendix B)
6 D! K- `6 P& b12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 . L- ?3 b$ W: V; M
Rigid PVC Conduit and Rigid HFT Conduit
5 A3 N, I) a6 Q: ^& ]& m12-1100 Use( ~/ m `# T& M7 S ]. Y: [% j8 d
12-1102 Restrictions on Use
. ?* W r6 c5 z7 _6 @' X; f1 t12-1104 Temperature Limitations (Appendix B). Z* l7 F0 i8 m9 K; d! h
12-1108 Field Bends (Appendix B), (2)
1 K+ D' A. h- w9 l1 A6 j12-1110 Support of Luminaires
4 k! w5 z. s" Y/ y! m2 l, ~12-1112 Fittings
( A" y' X+ d6 L! G+ O0 M12-1114 Maximum Spacing of Conduit Supports- X9 q5 C; n( j/ u/ H
12-1116 Support of Equipment& g. J$ V2 _; k; D. g# b
12-1118 Expansion Joints (Appendix B example)
6 F, u. ]) Q; I( J; aRigid RTRC Conduit
8 X# O% ~0 m; k7 m0 f* J! V12-1210 Temperature Limitations9 q, k0 z* {% z' B- u
12-1214 Expansion Joints (Appendix B)6 @# I( A$ s) s0 ^2 I% g
Liquid-Tight Flexible Conduit5 k- S: `; J, F2 ?* D' `
12-1302 Use of Liquid-Tight Flexible Conduit+ t$ _0 p% F O2 B( r
12-1304 Maximum Number of Conductors* Y* h8 S0 J# S
12-1306 Provisions for Bonding
( p0 [6 \6 E" L% F- u( ], Y6 e6 WElectrical Metallic Tubing$ l! Y; i& t/ I* P
12-1402 Use5 S5 ?6 W& e7 F. F( z+ A
12-1404 Supports
' x/ D$ J$ C5 O4 H0 W5 w; h. Q5 b12-1406 Minimum Tubing Size0 S3 g: O2 [, n
12-1408 Maximum Number of Conductors+ Q" i' _, n% c- T h7 X) Z& M4 e/ f
12-1410 Connections and Couplings! J6 e0 ?* }* U
12-1412 Radii of Bends in Tubing
/ q7 G/ q+ ?/ F& V- W% y3 S' UN Table 79 S; v1 k* n0 P) j
Electrical Nonmetallic Tubing
x( M) z% E1 d; d4 M4 r1 E12-1516 Provision for Bonding Continuity: ~! A4 H4 o/ `5 N0 B
N 12-1514: b/ l9 w' J: O5 v& ]5 L; k s
Surface Raceways9 ?& _5 c, @" [8 w* C
12-1602 Use of Surface Raceway (Appendix B)1 H0 A% o& i* {' ^
12-1604 Temperature Limitations
N f j+ j, e/ F- F8 O9 [12-1606 Conductors in Surface Raceways (Appendix B)
4 F5 O1 O9 d" L. j+ ^12-1608 Maximum Voltage
% K: k% y$ }1 j: c12-1610 Joints and splices + p+ m t* i0 ?) s8 e% s, f
Underfloor Raceways
( Z- W4 W& I N, {$ Z% u12-1712 Discontinued Outlets in Underfloor Raceways+ r* A6 H: b* k0 A, @3 o% P
Cellular Floors1 v- T4 ~; d, ?4 Y
12-1804 Maximum Conductor Size in Cellular Floor3 F' |. T3 }! L9 x. H' |' z3 H
12-1820 Cellular floor discontinued outlets
' d7 D2 `( b% y- g8 h0 KAuxiliary Gutters- R) m4 u( S; ?/ W3 \
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces) P, v! F4 P5 J) l, |) b
12-1902 Auxiliary Gutter Supports2 U; ^) D. Y" g. I* |4 T
12-1904 Auxiliary Gutter Cross-Sectional Area
2 F- r; X5 w4 T; {# h" I! lBusways and Splitters
! V& C/ N1 q/ y12-2004 AC Circuits in Busways and Splitters( y5 M7 q7 g/ \! w6 b7 L
12-2006 Busway and Splitter Supports. W$ S) S8 t' h, [) ~* g
12-2008 Method of Installation of Busways
" m- V) y! K D8 h: z12-2012 Reduction in Size of Busways. |: |! o& S* r' F2 g/ T
12-2014 Length of Busways Used as Branch Circuits2 L2 r' G- m: g! j8 [
12-2018 Taps in Splitters' D: G9 W$ e4 T3 c" k8 E+ k
Wireways1 g% t2 b+ _) b: b$ c
12-2104 Conductors in Wireways
+ g+ P7 {/ ]5 r" H' ~12-2106 Taps and Splices in Wireways; p. I5 u: r! @# S0 K
Cable Trays
+ ~& M2 v$ G' w& U0 I9 B12-2200 Method of Installation (Appendix B)$ j2 Z$ [! z+ Z' m k' q
12-2204 Joints and Splices Within Cable Trays
2 c. R) p- [( I! \& L# A4 _6 q12-2208 Provisions for Bonding
0 r: M; x0 j1 m& g) u12-2210 Ampacities of Conductors in Cable Trays( v; F `: c) Y
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
8 ]% u$ { b" J' i8 s4 @12-3000 Maximum Number of Outlets Per Circuit
3 x/ V2 U- d" u; { r' N$ B/ KN 8-304
X. i; t* z9 Z% g, q# h5 ~12-3002 Outlet Boxes (Appendix B). U& h& K5 g& Z! T6 ?* V
N 12-3000( R9 H$ [2 J$ _
12-3004 Outlet Box Covers
; h/ E) {* ^+ @ g. M- E$ @N 12-3002
& }$ k" y( V3 e( L, O+ C4 }12-3010 Boxes in Concrete Construction% E/ B' \1 r' E4 ?
N 12-3008( c5 t: k8 a f; G$ q
12-3012 Outlet Box Supports; d6 b; T; Y* ]6 h% ?; ]
N 12-3010
) w0 O0 W3 b# h! P12-3016 Accessibility of Junction Boxes3 Z2 C6 E, J/ S6 H% r2 U
N 12-3014
3 a9 O9 {3 S' C& @8 k12-3018 Flush Boxes, cabinets, and Fittings7 H e0 x: A* i& B
N 12-3016, ^* L+ h# G3 v+ ^# [- U" u
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) . `5 ~2 t: X. @" [0 w0 @
N 12-3022. X8 R: e; i3 Q' p' j, X' d
12-3036 Maximum Number of conductors in a Box - Table 239 V' Q! t+ F% r) L4 s
N 12-3034
" C+ n+ |- j: x7 A12-3038 Pull Box or Junction box Sizes8 d) M4 @$ D3 j
N 12-3036" C2 g5 B7 v; Q I' m, N% f. Q9 q
! ~: r. u* U1 A1 w5 Y7 s4 D8 MSection 14 Protection and Control
( E l3 y3 c5 L& d8 ]/ tGeneral Requirement' f% A/ w6 t, a* R% U/ E
14-010 Protective and Control Devices Required8 U8 H- ?. z. y! k$ {0 {8 j- m, U9 O
14-016 Connection of Devices6 Z% Q/ ?3 [1 H H8 G3 |
Protective Devices – General; q+ ^( M! l9 n; B8 [
14-100 Overcurrent Devices Required* |' V5 P/ Y/ {% g' T, ?: S
14-102 Ground Fault Protection (Appendix B)
6 { h1 R" g' d H* D; ~9 N14-104 Rating of Overcurrent Devices (Appendix B) Table 13& W8 o! E0 O9 F/ J# \, F
14-112 Overcurrent Devices in Parallel/ Z5 s9 _5 g. V" @- z1 e4 v8 T
Fuses
; C6 T; Y0 a9 U14-200 Time-Delay and Low-Melting Point Fuses
5 N Z( k: |- t7 h4 G14-202 Use of Plug Fuses
5 g0 i7 ^) U/ |0 a2 u7 x. K14-208 Rating of Fuses. k0 d6 M x, z6 d+ P
14-212 Use of Fuses (Appendix B)
# ^8 l0 d) [, NCircuit Breakers k6 |! [: e c) V
14-300 Circuit Breakers, General
0 b6 m" K! y: ~- [+ e14-306 Tripping Elements for Circuit Breakers
! M3 `9 x0 a5 r% }1 `5 L14-308 Battery Control Power for Circuit Breakers
/ ~' d3 x, e$ X2 u9 F( x7 SControl Devices - General
; w! Q8 p% X1 V: d, Z. f14-402 Disconnecting Means Required for Fused Circuits
7 y+ w6 _: F8 s- l( JControl Devices - Switches1 N) ]0 ^* |; o: v
14-502 Mounting of knife Switches. W( p1 ~. w# ?
14-504 Maximum Rating of Switches
' I4 M' C/ |! L* c# I14-508 Rating of General-Use AC/DC Switches (Appendix B)5 J) e, v+ [& D U7 E8 C
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
( Z+ x. i- |% f+ g, k2 ISolid State Devices% t0 P W3 w$ q+ \9 m
14-700 Restriction of Use) K% c$ v% B1 i$ K2 q# {5 ^
14-702 Disconnecting Means Required
- j; M8 w! X9 p& D J% p
8 u) | [$ c! Z d: f, CSection 16 Class 1 and Class 2 Circuits" I( p: Z+ D+ t0 f- u% ?" E/ E
General
) t# \( c3 S, Z, z! E2 }16-004 Class 1 Extra-Low-Voltage Power Circuits1 \9 G+ C, T- T) }
16-006 Class 2 Low-Energy Power Circuits
) B0 R/ _; Q2 ^! ]3 x3 Z$ `16-012 Circuits in Communication Cables
$ {2 J8 Z" c6 {/ k% j+ M; eClass 1 Circuits
7 s: _1 `5 }6 D# U. b16-100 Limitation of Class 1 Circuits
( P, e; m, F/ m6 t2 H1 @ ^16-104 Overcurrent Protection of Class 1 Circuits
6 f# v: Y2 k5 w- V8 q7 J/ D16-106 Location of Overcurrent Devices in Class 1 Circuits# @0 h. A% i( e- L7 S9 L" G; W2 h
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
5 }! p7 L, W. J9 D16-110 Conductor Material and Sizes; F6 O& n2 H }4 J( H" B
16-112 Insulated Conductors for Class 1 Wiring
( w) f; c# o, N/ yClass 2 Circuits9 _5 a U! r+ J3 F
16-200 Limitations of Class 2 Circuits (Appendix B). [5 J j y( L
16-204 Marking! l! ^5 h* N! e6 l/ L5 Z
16-206 Overcurrent Protection for Class 2 Circuits
7 R5 B5 n6 u9 l* B1 b2 e/ ?' {16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
: \- o7 ~2 M1 s+ r" IELC: extra-low-voltage cable* h! F8 K8 |7 o* |9 e u7 \; I* O' w% i
16-212 Separation of Class 2 Circuit Conductors from Other Circuits1 h( k! F% v) g: C
9 C( V# ]) l' E# {Section 18 Hazardous Locations3 V* X. @3 y9 r; {2 `
Scope and Introduction
8 Z$ U2 s U) D3 m5 ] A9 }18-004 Classification
. X* |1 n6 K) P q18-006 Division of Class I Locations (Appendices B and J)! t! ~9 `; Q- ^# v' X( g3 E/ J
18-008 Division of Class II Locations (Appendix B)
5 }5 K0 P, k7 ?" D# s9 o/ W18-010 Division of Class III Locations (Appendix B)2 }2 S. M: c* F
General
# b( s/ O, p) Z5 _" j18-062 Metal-Covered Cable (Appendix B)
" a7 B5 H6 X# {1 r( ^' L$ ^Installations in Class 1, Zone 1 Location
4 T) ~' T3 n/ a! r- M# ^( j18-108 Sealing, Class I, Zone I (Appendix B), d% M8 C- l- b. O6 J; K0 M- I
# X- _2 \7 d6 s' |& }4 @& OSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
9 w% i h" S! @$ r5 |. {Gasoline Dispensing and Service Stations
* N% h& E9 A' N6 \20-002 General
/ ~) s+ }' ^, _1 E A9 l& \20-004 Hazardous Area (Appendix B)
0 W5 C" |2 T7 v+ X$ [Propane Dispensing, Container Filling, and Storage t ^6 _0 A1 h3 h
20-034 Hazardous Areas - Table 63
- C3 V* c1 B4 H/ R* ?2 mCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities, Y; e8 \4 y+ Y2 O- j
20-062 Hazardous Areas
& ~2 X8 H: D- S$ D. o' qCommercial Garages – Repairs and Storage
" C+ o* e; h4 g% s20-100 Scope
) D" g5 F q/ r8 J20-102 Hazardous Areas (1)
- o' ?- \; |' W* d; j. w! A
$ `9 T2 u) ?4 i; @+ f9 {3 {Section 24 Patient Care Areas
' H$ Z4 \- j" I) U24-000 Scope (Appendix B)
7 `9 | a4 p% l/ x1 z- `9 D- c8 x; N24-002 Special Terminology (Appendix B)4 b5 U( v( h# ^4 c" t
Patient care area
" C; Q5 W, L( [/ h) oPatient Care Areas9 h+ e1 {( e V+ V% e7 L8 {
24-106 Receptacles in Basic Care Areas (Appendix B)4 r, Q) F, X: v4 _
Isolated Systems
. h$ n" m+ z2 \& U2 c. A/ n24-204 Single-Phase Isolated Circuits (Appendix B)' A4 i& i' A$ k
24-206, m: j, X( l* h4 y' ^4 |8 c
2 i4 [ D$ U$ w# x' B+ gSection 26 Installation of Electrical Equipment
; q. c5 Q# W# C" t- E/ I* wGeneral
+ l. Y& n$ n. S) _; c26-004 Equipment Over Combustible Surfaces (Appendix B)
. p8 m% O* V+ B% c6 ^26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
: m5 |- ^" o0 v4 Q7 D* P Isolating Switches7 Z* s0 j, M H! t
26-100 Location of Isolating Switches$ P5 ]. B( M0 B$ T' |! S
Capacitors
% r, {" R, k6 q. u% R+ Y( q) n26-204 Guarding of Capacitors; m) R) I9 a9 C( K6 D
26-206 Grounding of Capacitors4 D5 j% Y% R: j; u
26-208 Conductor Size for Capacitors
6 J) q& |5 d( }0 o/ z$ ^26-210 Overcurrent Protection (Appendix B)3 w. \. U5 u; ~' S9 @* e; n
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
; U) w! R ?' i" j# k0 R+ B26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits7 |7 e% @/ w4 X: Y2 h
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits; ?( G7 Q6 K, E8 Z( S
26-218 Special Provisions for Motor Circuit Capacitors3 J7 Q( u1 z2 h7 C/ w
26-222 Drainage of Stored Charge of Capacitors5 _2 |$ V! ?) o! h# Y" {1 R
Transformers; \& J9 A0 T/ Z! s8 z
26-240 Transformers, General
4 M0 s6 |+ g) |# T% w26-242 Outdoor Transformer Installations2 o9 N# J5 Q) G; Y8 d% v0 Y
26-244 Transformers, Mounted on Roofs (Appendix B)
- B4 P! f* @- I! R% m2 p4 v26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
0 b1 V6 |8 m+ i; Y2 e! c26-248 Dry-Core, Open-Ventilated Type Transformers' v/ r5 u2 \* f, X$ f
26-250 Disconnecting Means for Transformers! t6 d# ^9 ]+ q! I. Q! c
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
% `+ q; _/ n/ \, [. n26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
. x6 \. {' P. ]" J; {26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
5 S; _7 `0 `) n# \6 n& Y: A1 M26-258 Conductor Size for Transformers" k |( s9 C' P1 `
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
. _2 X: j! g5 b( x: F26-262 Marking of Transformers
9 J0 g; {! `& D26-264 Auto-Transformers
9 S/ }. A2 x' I# O: YFences& Z' ~! m% D1 L
26-302 Clearance of Equipment - Table 33
: x# l' a. M$ JPanelboards6 t6 E8 e( W _3 w
26-400 Panelboards in Dwelling Units (Appendix B) l3 q: X1 s) X8 Z# o; r
26-402 Location of Panelboards (Appendix G)" e% V' ]. L1 o
Lightning Arresters3 l- y" X' c9 a
26-508 Connection of Lightning Arresters' h' Y. Y2 b4 D: [+ A' S% o8 k
Storage Batteries' ~' w% K2 S2 J+ O s
26-542 Special Terminology
# C7 c1 ^ _$ F+ |8 K. u9 \9 s- R2 k5 e26-550 Battery Installation8 \& }9 I3 J% _9 C' C% v
26-552 Wiring to Batteries
6 p: s0 o4 x5 j! L% j% W- P ~4 Y/ HArc Lamps8 e" e/ J0 s$ C, Z; [1 Z4 b: y
26-600 Location of Arc Lamps4 O% b2 Z% [ P3 }+ b' b6 b
26-602 Conductors to Arc Lamps
- Y( t, y; y: \0 U' Z26-608 Globes and Spark Arresters- [, L! v: J# r% u+ _% t2 p: }
Receptacles
% E$ p8 l v0 @26-700 General (Appendix B)
0 c' }, r: c- a26-702 Receptacles Exposed to the Weather
1 f F* F; U& A4 l0 A5 M0 |- xReceptacles in Residential Occupancies( |/ j1 q' x( X3 z1 u
26-710 General (Appendices B and G)
/ l% Q% B& Y \26-712 Receptacles in Dwelling Units (Appendices B and G)
! ~; B; _9 c# b26-714 Receptacles in Single Dwellings (Appendices B and G)
6 }0 `: _/ l( W& ^Branch Circuits in Residential Occupancies
' \8 `4 w# q7 H' U1 [26-720 General" b1 w9 q. [5 k0 z
26-722 Branch Circuits in Dwelling Units
# T6 [: E+ k# L6 l0 M3 C26-724 Branch Circuits in Single Dwellings) W# @) k/ f, Q* c1 f
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
' R" W* n! r) a N( j4 oN 26-720 (F)( W1 o( O6 `* [1 V7 }
Electric Heating and Cooking Appliances0 u1 [% E4 Q& y2 K8 j0 v
26-744 Supply connections for Appliances! ~! }3 A! j: u$ ?# v6 ?" i( G% X4 a
26-750 Installation of Storage-Tank Water Heaters) O* t" I5 U/ l, n& o& s: T
26-752 Infrared Drying Lamps
4 t; a+ [, y) r' a" g( t( m. M+ _- a- T) x
Section 28 Motors and Generators
( \2 p* W' k q/ K0 V$ _2 D" r; MGeneral3 s- q% C8 c' Z% Y; x
28-010 Special Terminology
0 z0 ^: Y2 O/ u) r2 E* e. XHermetic refrigerant motor compressor) F, Y& Z8 Z' H2 `( k
Locked rotor current rating% ?/ ]$ c0 N( X' o: [1 K: q1 N
Service Factor
* [! ~# n3 U5 e8 l4 qTable 44; Table 45; Table-D2! U1 f$ P4 a& P4 J5 j' }
Wiring Methods and Conductors( W+ ], l5 z& z9 N' @8 t' e$ C2 t
28-102 Portable Motors; D/ u2 U! M ]* C9 j" j+ Y( U& V
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
4 W5 {& ]5 |4 y. Q28-106 Conductors, Individual Motors. A. W9 N+ v8 p' {
28-108 Conductors, Two or More Motors
. X: G: E% R3 c28-110 Feeder Conductors! U( X4 a9 V2 a
28-112 Secondary Conductors) Q) E/ ?. W! ]- `+ V% z
Overcurrent Protection
5 Q: z+ A& o) ^1 ~3 D9 N28-200 Branch Circuit Overcurrent Protection
0 Q& j7 A' Q0 K n9 V28-204 Feeder Overcurrent Protection
5 I; r* ]1 E' K% X28-206 Grouping of Motors on a Single Branch Circuit9 `, X8 T- @) ~
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)+ z6 `' D/ x* X6 ^& H
Overload and Overheating Protection
( ^* w: J4 f6 X1 h/ Q$ }28-302 Types of Overload Protection8 [4 L; i2 G7 k; E8 T
28-304 Number and Location of Overload Devices (Appendix B) Table 25! t# ]+ Y+ u. A0 J A# P) ]7 |
28-306 Rating or Trip Selection of Overload Devices (Appendix B)
( S# s/ l* R) Z, |) b0 @% G28-308 Overload Protection Not Required0 ~& [4 x, U0 V9 c: D
Undervoltage Protection
, |# a& \$ _7 x+ i& u3 f9 e1 u3 Q- J28-400 Undervoltage Protection Required for Motors (Appendix B)
; i) A0 o# o) z0 @ dControl
) J% n; ]. r+ B9 {# y' Z. R28-500 Control Required
$ |$ v2 E1 w }1 ~! T28-502 Control Location
9 e' t/ |1 X- a$ q# h28-504 Starters Having Different Starting and Running Position
: u" W# S1 @9 ~! Y4 r0 l4 |28-506 Grounded Control Circuit
' `# y$ J. O" b# ?6 y- ZDisconnecting Means
& @/ z6 z3 S4 T1 y- ^" W7 B28-600 Disconnecting Means Required1 N- N3 @' p5 _- ]' Q0 Z; c
28-602 Types and Ratings of disconnecting Means (Appendix B)- ~3 D5 R. i0 J' `2 X; s) H
28-604 Location of Disconnecting Means5 a" t; ]; h8 m% t& r4 K) Y
Hermetic Refrigerant Motor-Compressors
+ P0 e+ L+ G @& s4 S, [% G) G28-706 Conductor Ampacity( N' L8 {0 Z! u+ m
28-708 Overcurrent Protection
; W' D* d2 z' u# {28-714 Disconnecting Means" X' S$ e* J$ {, a+ X
Protection and Control of Generators
- O: b- d. D& N28-900 Disconnecting Means Required for Generators1 ]+ \* A8 }$ Y. q1 F# a
28-902 Protection of Constant-Voltage Generators4 d: g2 J$ n' F" N' n. h3 ~
28-904 Generator Not Driven by Electricity9 t! ]. o: \+ n
28-906 Balancer sets
2 B( z* q. H* F9 i: d7 W28-908 Three-Wire Direct-Current Generators
( j0 H+ a9 E' Y5 M6 V8 `
5 s8 A; v& } ~. KSection 30 Installation of Lighting Equipment
! K( I6 K4 {! D5 m8 X1 k. U30-002 Special Terminology (Appendix B)
6 B% E4 |. j m, `: `# bGeneral
8 T- W- S. Q5 c D o( f9 l2 h2 N9 u, M30-102 Voltage
0 @' z) p. _5 C30-104 Protection (Appendix B)
5 W# z; i% |2 u( u* F# Z30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
1 F: t$ [7 K% [: x; q; |30-108 Polarization of Luminaires8 G# {, K5 L4 b9 E, c; o$ ]
30-110 Bonding of Lighting Equipment8 I @' T+ `! z" {8 H# S) X
Location of Lighting Equipment/ {5 O3 y! g6 Y
30-200 Near or Over Combustible Material7 _- ^7 i3 `+ Y" M. {$ Y: I
30-202 In Show Windows* K+ ~2 R9 q, [& G4 l, u
30-204 In Clothes Closets
+ C( r2 r g+ g j& Y6 YInstallation of Lighting Equipment: X A; v P& Z! ]; C0 A' ~
30-302 Support
8 M* U X9 I5 M7 W7 ?9 C30-304 Outlet Boxes to be Covered
2 x* T8 |' V q6 [8 X9 x30-308 Circuit Connections( G U4 @6 t3 }
30-310 Luminaire as a Raceway( r% V) ?9 m; W, K
30-314 Minimum Height of Low Luminaires' f/ g( X% l4 B" ?8 f+ Z! `
30-316 Luminaires Exposed to Flying Objects
2 ~! G- p8 z! t30-320 Luminaires in Damp or Wet Locations
3 H7 H- w- Y6 u& O5 ?6 _, qN 30-318# ?+ Q3 U& i+ o. \+ @5 b& e+ [
Wiring of Lighting Equipment
/ k% D5 D/ L& A30-400 Wiring of Luminaires
7 N& U5 Z: b' j6 F* ~% F* M) F |30-402 Colour Coding
: [8 Q# d! R+ d30-404 Conductor Insulation
% X3 Q! x3 s3 o& B6 o% ]30-406 Conductors on Movable Parts+ O" R1 z! D! Q6 g8 \# ~" Q
30-408 Wiring of Ceiling Outlet Boxes$ n" z2 @8 }' ]& ]" ]
30-410 Wiring of Show Window Luminaires
0 U" [9 h2 ~; m- V/ N. A30-412 Tap Connection Conductors
9 u% f/ _- ~, K1 _# WLuminaires in buildings of Residential Occupancy
8 G: p& F0 K2 e* m30-500 Lighting Equipment at Entrances (Appendix G)5 d2 [: x0 l8 o3 U, L
30-502 Luminaires in Dwelling Units (Appendix G)/ y8 z) b/ ~" f2 I! t; ]
30-504 Stairways (Appendix G)
+ W, b- u. P- \# |) p; j/ L4 C) h30-506 Basements (Appendix G)9 E2 _3 C1 ~( B0 o) h' u
30-508 Storage Rooms (Appendix G)/ U: v, z, E, p) `8 m
30-510 Garages and Carports (Appendix G)
0 c6 \; }: F- v: n7 GLampholders
' n5 ?3 v O- R; W3 d30-600 Lampholder rating with Incandescent Lamps
( k9 ` @6 J* @& L, P8 dN CANCEL
. ~; C* ^4 Q0 U" z, p+ K# p30-602 Connections to Lampholders' Z& N' j, N! [# _+ R/ ~
N 30-600! U2 O/ A. D2 h+ K1 x
30-604 Switched Lampholders Used on Unidentified Circuits
% {) o" J' k2 A9 k3 o! G8 XN 30-602( ]* A x$ ^/ ]2 ]& M1 n0 m
30-606 Switched Lampholders with Pull-Type Mechanisms
" ?, r" u% q+ T O+ b: h ~N 30-604
* A$ H1 r: z) u. R1 x) Z i2 F30-610 Pendant Lampholders" P l; X9 ?# `" a+ Y) }% A
N 30-6080 ~! B% ]8 Y# _ d' x- g6 S w T
Electric-Discharge Lighting Systems Operating at 1000V or Less
# t- @' u9 p, `% o0 G: j4 L30-710 Control (Appendix B)" Q- f6 i( K6 ~! z
30-712 Branch Circuit Capacity! t) H3 y( P+ O" ^6 S* j
Electric-Discharge Lighting Systems Operating at More Than 1000V4 ?! A) W9 E# ]" i, `; x
30-802 Voltages, Dwelling Units
* {1 a: J: I& @1 C4 A30-804 control (Appendix B)
O* X( j: n+ m, {Recessed Luminaires (Appendix G)5 @% L& n1 }; w1 h7 `0 O% h8 f
30-902 Spacings for Non-IC Type Luminaires
/ t/ l# g9 j( A" X3 i30-910 Wiring of Recessed Luminaires (Appendix B)
% Y$ U% ~/ Q, X5 U+ r% Y: hExposed Wiring for Permanent Outdoor Lighting
9 K8 V' J, ?+ F30-1120 Branch Circuit Loading and Protection
/ y. o/ h& Z1 ]) {1 Q# xExtra-Low-Voltage Lighting Systems' n% t6 g8 M$ y w& X" M4 }, n* W
30-1202 Sources of Supply2 B) ]+ l U d( b2 A1 _' t3 }
7 B j x" n" Q- ?% f
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G): {9 J1 v( R3 P" H& Z) H' j
Fire Alarm Systems0 v* ~! h1 e! Q' S
32-100 Conductors
( m/ Y5 U7 O* V4 w6 z& Q1 A32-102 Wiring Method5 e& l+ `; }) \" u7 ^
32-104 Equipment Bonding
- @: G- j3 f4 {; w+ K/ X' v! M32-106 Electrical Supervision
. p8 _% a" [" v9 d5 `32-108 Current Supply
( @/ X# D* Y. q8 e. Y3 \32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
; ~2 d' |$ e( P" m* MFire Pumps2 }% ]" {; }7 c1 L0 f% W! u1 V
32-208 Overcurrent Protection (Appendix B)6 g3 m. h; @, t7 s7 ?: o+ e% c
N 32-206
/ C! N$ f. B% e8 [% i32-210 Overload and Overheating Protection (Appendix B)* H- F7 ~. p) O7 ^
32-212 Ground Fault Circuit Interrupter (Appendix B)7 c8 ]- y! p3 e$ Y' a9 t2 w
! P/ m/ q) F# Q7 p/ Z4 @% u
Section 36 High-Voltage Installations
- e, d: {) q& oGeneral
2 N4 g F+ ?7 s- H+ o36-000 Scope (Appendix B)
v4 W! e4 O7 x; v* f36-006 Warning Notices2 a$ e5 S4 r: w% Z) V
Wiring Methods
" P; x& i3 D/ f+ ?: z5 W36-102 Radii of Bends. k6 S' F) k. [" w2 h
36-104 Shielding of thermoset insulated conductors
8 Z( f+ h2 F4 l* N3 A5 u36-108 Spacing of Exposed Conductors (1) table 30, table 31
5 S j) h; _; Y7 h* F) U! {36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
# W( v/ K! {* n( JControl and Protective Equipment
3 N) v9 z6 g( ^' L6 Z1 X36-214 Disconnecting Means
, N# s* X; A) C. O Grounding and Bonding5 f, U9 Z: B. F& j; x. }; W9 q
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
; V0 y: `; j, l36-302 Station Ground Electrode (Appendix B)
7 _5 u+ J: R3 u6 R+ s" \' U& ^! @36-304 Station Ground Resistance (Appendix B)
3 z' m. Z* A' e. B0 R36-308 Connections to the Station Ground Electrode (Appendix B)
8 n, x% P* w) S% b36-310 Gang-Operated Switch Handle Grounds# m( i v: D4 @) r& y
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
! d$ O" E. u/ G0 c+ Y( G
" c' r2 W9 O/ I, f; D! [" HSection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment" ?' |7 w/ A" p
38-002 Special Terminology (Appendix B)
* a9 P8 ? q4 e" E38-003 Voltage Limitations (Appendix B)
7 u, p* \( n) H% U; N# R38-004 Live Parts Enclosed
. q* q0 H n+ U) ]38-005 Working Clearances
9 J8 C7 u: F( m t/ N38-011 Insulation and Types of Conductors
. @! m5 |/ c: a( j38-012 Minimum Size of Conductors
! S% x+ w# S' A( x# W; d4 o' y9 e7 {$ B5 Q/ e
Section 40 Electric Cranes and Hoists
. g1 u' \' B1 N40-008 Disconnecting Means
+ }& R6 U% v8 i: R: ~1 Z40-010 Main Contact Conductors+ U; \" U# V+ B' X8 ]* ~- }
' L' h' u& d S# c& `( L8 N9 s
Section 42 Electric Welders7 J, F% p1 G+ z/ x+ S& H
Transformer Arc Welders$ a/ L* v: a" |+ m
42-006 Supply Conductors U n* K4 R) d
% d0 x/ T5 u* {, ~Section 44: Theatre Installations$ g: T" |3 G* ~ K4 F0 P6 `6 o7 K
General/ V c n+ ?% C4 L3 u0 Z
44-104 Number of Conductors in Raceways
. x0 o) |1 R( t9 g9 a" ]5 S! }5 Z44-106 Aisle Lights in Moving Picture Theatres$ ?, d) l. @% S
Fixed Stage Switchboards
$ Y" y# t% W) J& G; n& o44-210 Overcurrent Protection
1 `: E7 [( a% WFixed Stage Equipment4 D7 s; l4 @. x4 m# G
44-324 Receptacles in Gallery Pockets7 ~; v& i2 E. v; D( B! T
44-326 Receptacles and Plugs# z3 x& f6 d# r
3 V" v! u$ o& E. w0 Z' P; y7 |Section 46 Emergency Systems, Unit Equipment, and Exit Signs; r" h: S1 F+ B, \, ? J* }
General& h# N' u. l% w2 K4 \( P- O* S
46-102 Instructions! ?6 k8 e7 ]7 I, P
46-108 Method of Wiring (Appendices B and G)
) `( X% _& A1 WEmergency Systems
1 t- N! R( y* u( q" o9 `46-202 Supply (Appendix G)
8 A! d! I1 n! D& T0 [! j) x5 F: v, g46-204 Control
( r: G4 c, D; k5 E @46-206 Overcurrent Protection6 N: D$ g% s- ~
46-210 Remote Lamps
! }" z0 ]7 \/ B( o8 RUnit Equipment
/ \% B" ?; z, z$ e/ j- z, G/ f1 T46-304 Supply Connections
5 \3 m7 {' `+ L" {7 }46-306 Remote Lamps (Appendix B)# E9 I) I3 }+ C7 u1 X) j+ `% c8 \4 [3 i! J
Exit Signs3 S: K, `2 D7 U& B6 H& `4 O
46-400 Exit Signs (Appendix B and G)* B. a n7 k/ k' Z+ @
: J& a5 \4 R$ u8 Y \/ u, z% \Section 54 Community Antenna Distribution and Radio and Television Installations
3 p" J0 C, {) L& q# ^ j9 n3 c- y Y54-000 Scope S, a& j# j0 a
54-004 Community Antenna Distribution (Appendix B)$ M5 M% x$ ~3 J8 M# E( Y
Community Antenna distribution
$ {7 ~0 B' A9 U: W54-100 Conductors% S4 B( e) \! V( Y+ O3 h% c
54-102 Voltage and Current Limitations (Appendix B)9 _7 A3 j* w" l! b1 i2 r3 K
Protection
( `8 d5 L& W2 K# T3 x4 B& h54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
: i Y ?! l3 v. ]: U/ P6 GGrounding. S, O" A. k6 h+ k8 p: b
54-300 Grounding Conductor
) [- V5 S t& Q+ o7 Z- PConductors Within Buildings; C: a- A) `2 R. K: _
54-400 Separation from Other Conductors4 e. V8 X5 d! C. c
Equipment
3 r+ b }+ r9 o) V8 O54-500 Community Antenna Distribution Amplifiers and Other Power Sources
: a: c* L5 `% }1 e; z54-502 Exposed Equipment and Terminations
: Z/ ^5 Q8 t+ l2 ]( N) a1 g& K1 U4 c* D8 E2 a7 I
Section 56 Optical Fiber Cables
) p- J9 u& V A2 ?+ PGeneral
, I5 w, n8 i' E. n, F56-100 Special Terminology
5 L6 v" ]1 ]8 \$ z8 c" w0 z# N56-102 Types1 T; N$ T0 z3 [5 s
Installation Methods9 Y2 }8 _6 a, Y+ \. o# l
56-200 Nonconductive Optical Fiber Cables (Appendix B)2 G) |4 I6 c- Z& G
56-202 Conductive Optical Fiber Cables (Appendix B)3 X4 E4 V% i% p1 P
56-204 Hybrid Cables# `' N: N; P6 d6 o) x
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
0 c+ q- b+ m0 q2 s2 V" x) C* x7 @4 A
Section 60 Electrical Communication Systems2 i: l" U$ Y; c8 A( ^/ l
General
# s) U/ X, M; i/ r60-100 Special Terminology
" D/ N: ]$ L; Z0 @( R/ lProtection8 h! h; D4 _" p0 g. h3 Y+ t
60-202 Primary Protector Requirements$ g7 k( {3 w: S/ |! D
Inside Conductors+ v8 n7 T9 O# w4 l% Z6 ^5 G% t
60-308 Separation from Other Conductors
* r+ ]6 e! k4 K' ?' MEquipment
6 I' F* s+ E% [( T# m# k* u+ G60-404 Exposed Equipment and Terminations
F5 @2 W( {! @1 P+ O! \Underground Circuits- w/ x0 q R7 Y1 _4 j; B
60-600 Direct Buried Systems
8 K# @% T" `3 C9 `* F% e; X
, u( N3 |* h8 {& j3 S5 P! }Section 62 Fixed Electric Space and Surface Heating Systems7 u8 v2 o0 m* B5 o
General5 O3 P3 J6 R4 u( O. ?3 T
62-102 Special Terminology
' b* Z* K$ I. Q8 ^0 M62-108 Branch Circuits
' P% {$ s3 s- Z) M62-110 Installation of Fixtures% ?9 z* b( N: h8 M/ j5 b
62-114 Overcurrent Protection and Grouping (Appendix B) (5)' `7 P. N: n2 L. B
62-116 Demand Factors for Service Conductors and Feeders (2)" A* l8 O2 u! A7 Q1 G M% ~6 f
62-118 Temperature Control Devices3 r$ A6 D8 f" Q1 T9 {& m3 g. c
62-122 Installation of Series Heating Cable Sets (4)(7)
7 d* r1 e; ?. D: _, k7 j, S& ?+ OElectric Space Heating Systems7 A4 s" c5 E5 S) C. @, a: _
62-202 Temperature Control
( F1 _7 w! `( @3 l4 e d4 W/ {" @62-206 Proximity of Other Wiring (Appendix B)
- g% b1 L2 f% r C+ f& h6 v/ ]5 ~62-214 Installation of Heating Panels and Heating Panel Sets
+ [ p+ }/ R9 l62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
; S( m$ r. h& X) O62-226 Installation of Under-Floor Covering Heating Panel Sets( a6 C2 T4 G F# a, p8 V$ C- ?
Electric Surface Heating Systems" a5 a" B# s2 n9 B
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
3 t4 }- h+ n' q# f9 R" v& R3 v/ j
Section 68 Pools, Tubs, and Spas# C- ^3 y! X( l l5 E$ n9 r
General+ E+ ]" f( B8 O
68-050 Special Terminology
8 v1 u8 L( c4 S& P( l6 |68-056 Underground Wiring - Table 61! e# P' m& C7 i9 L
68-058 Bonding to Ground (Appendix B) ~) k+ t: }: w! }1 k% ^
68-060 Junction and Deck Boxes (Appendix B): z! N* P" u7 _; a6 }: F
68-064 Receptacles! ^ `: _6 p0 K, U7 J
68-066 Luminaires and Lighting Equipment
A. q, ?6 j0 g' M2 S68-068 Ground Fault Circuit Interrupters (Appendix B)# H! O$ E8 J3 _5 |" r4 @
0 _ R: N, X% b6 ]6 b
Section 70 — Electrical requirements for factory-built relocatable structures and ' G q/ N7 u4 y/ O/ c( F2 v
non-relocatable structures) K2 r% s* c; W9 x+ U
70-130 Tests (see Appendix B)9 G8 G2 K* M9 V1 ]
+ q/ g" g e& U( bSection 76 Temporary Wiring (Appendix G)
1 ?5 k3 q2 \% N3 K2 i5 M4 J76-004 Grounding' B1 g2 X: ~3 A% Z! p6 p8 x# e; T; E
76-008 Service Entrance Equipment
" i3 S% X: P# ~, `' R) TN 76-006
`/ S# S2 t) F$ X- l76-014 Branch Circuits
* d8 r$ E9 y8 d- TN 76-012
* l" Q4 s8 ^2 {" E) I7 j
3 R: O8 f# X) v, p0 z2 u! hSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours! |5 y0 m) x, ~0 W( h$ `+ |( w
Marinas and Yacht Clubs
- M7 z5 {- o: F; u; Q1 V78-052 Receptacles
. y! b( h( O" F1 |78-056 Feeders and Services
* D( A/ {4 W6 F! l" L6 i# nMarine Wharves, Structures, and Fishing Harbours/ x6 Q/ f' q5 i$ b: T9 u
78-106 Grounding and Bonding5 w& ?9 w8 m' W* o6 N
Tables5 H2 D1 x9 n! E' X
1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,653 y4 p& `4 q4 S" k* U. H. n. O; U
4 \' ?% |; ]0 K% k: l8 \) q. ?
Diagrams: 1, 2, 74 W! f- x3 h+ X( J3 P, r/ k3 t
* S$ s6 {, W! T& |7 a' Z% qAppendix B
' V( t2 N$ O$ ?9 j/ m+ l* q9 KP352: Ground fault circuit interrupter- 6mA
2 n; L! ~. ^- ~. J( JP354: 2-126 FT1, FT4. N: R+ L& C7 y+ k
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
$ S, O* X# j: m. hP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)) I9 C9 d$ T0 f$ P2 u9 N+ P" ~
P370: 12-1012, 1118, 1214 Example:$ j$ e. g! N" n( P, n
P371: 12-1108" E" }: ~4 p6 Y# e3 O
P381: 18-108(1)(b), 18-158(1)(b)
& _3 `6 r" ]6 W% O; vP386: 24-206
1 n: a( v- w( O/ g UP389: 26-256" z' M- l! j) K8 B& l+ V9 v9 B8 r
P391-P393: Section 28, Example to determine Motor Conductors and Protection1 `* T2 ?/ d! Z3 `) R
# C( G. ^ h& G0 l0 P% [3 i/ }# ^
Appendix D
. D4 C$ K* o9 ITable D1, D2, D3, D4, D5, D6, D7, D16 |
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