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Canadian Electrical Code Review Guide
1 D- @. w3 K" |% ]3 ~( WFor the Exam of Electrician For Red Seal License
" Z( z3 l; W5 M9 y
, X7 F1 J3 E* Z1 j+ L, aLesson One
7 v/ ]* o2 u5 B5 e: H2 h5 m$ ]Section 0 DEFINITIONS+ H/ @ ?) [3 V* v0 `
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
" E& C3 _+ H7 `; |6 Z1 O- GAccessible as applied to wiring methods4 }' b2 {& X$ f4 {: U3 Y7 a
Alive or live
( S. r; p/ ?6 R. n& ~- i% TAluminum-sheathed cable5 `7 V/ Q+ R. A0 m& U# T7 Q" c
Ampacity
6 ^6 v4 Z. z+ r9 MAuthorized person, C2 [. A, T+ F/ U0 L
Auxiliary gutter
+ g1 m; R) C; E8 UAWG
# j3 b) |$ n: fBonding0 S. v7 O0 {: J6 ^; Q9 e
Cable tray( a3 c5 ~& t# Y1 ^. ?
Cellular floor" P9 D, T& H# o. p, Y
Branch circuit! E0 p6 Z- P8 b6 @7 q: X
Bus
$ I; B* e/ A+ I- F! L, h# K2 DBusway
9 p: k9 S( {5 p6 j- wCommunication circuit7 t% g2 ~( q7 r: V5 j3 q
Extra-low-voltage power circuit
7 {# P. R# F |5 S F( u9 l z5 uLow-energy power circuit
' B) S" j3 ^* t" _% N% wMulti-wire branch circuit
' q. [9 U* v! K) O) A( q/ \2 rRemote control circuit
) t$ V; t: z9 M6 V: I* q) K3 jSignal circuit
; }3 }: u% @- F7 A) l1 ]Circuit breaker
- X* |1 e- J6 B& w0 u E/ pInstantaneous-trip circuit breaker! t# k8 k2 }, [' a; f$ f, L
Conductor+ T# ^' t. U. V& W+ m! A/ V/ a2 e
Conduit: Z/ ?7 k& e7 I% {: C* e/ w5 r
Flexible metal conduit
! ]$ z# v( o- J* {9 T! O7 W. I9 T1 F Liquid-tight flexible conduit! k! ]" g/ M5 }
Rigid conduit
+ ~6 N( T9 b5 e( W Rigid metal conduit+ h2 X5 A0 ^- K; G( m4 E
Rigid nonmetallic conduit
' i" R* \ p( J; K9 @" _ Rigid PVC conduit
# @& `7 Y7 L. f0 Q" ZConnector
$ `! \! h2 ]. ~9 u6 P3 v. o- Z Box connector& A# s% A, u# ?% l2 b% M1 \/ T
Wire connector9 v) Y8 d7 ?4 [2 U6 j* J% C/ {% `
Controller
5 F- a& `6 ^! ]+ {, aDisconnecting means
, f3 U' d% \# H! Z1 D( uDust-tight6 F) U- K1 e( T+ k$ _) w
Dwelling unit
; I; l; a& F% O+ ^& IElectrical contractor
$ x9 v+ T: m5 K* i LElectrical metallic tubing
3 X U1 k# D9 {/ o/ j1 vElectrical nonmetallic tubing+ W! I/ D0 `+ V! T
Emergency lighting
, _1 Y) Y0 Z! S# JExplosion-proof, k; W- s, d# d8 ?3 e
Extra-low-voltage power circuit
/ k' G- O# M# [" qFeeder/ j9 y0 R5 r: o
Flexible metal conduit: D5 F# R/ {$ x. D3 y; v I
Ground0 I1 T9 }# a4 j4 ^( _
Ground fault circuit interrupter
& a9 \% d& ~; B- M' bGrounded3 Z+ o- y. [/ b2 p( [9 r
Grounding! u7 V9 `& O4 C; `
Grounding conductor2 ?' F9 ]9 I' E! \/ ]2 C
Grounding electrode
9 k3 l; P; ]1 rGuarded& ?7 s" W* G; S* z+ a
Hoistway
/ L/ `1 T) N2 ?' y0 u4 ?2 @Identified! T" z$ L, x6 W( y3 J4 j
Lampholder. Z# c* \4 ~( V7 n1 m6 i. m" ]; m6 L
Low-voltage protection
% n& V* [, v' s: D2 ULow-voltage release
. w+ N) c* r! d( n8 p$ F* ZNeutral
5 h; f. ^) t& ?& R; I' b6 C& K6 ]Noncombustible construction1 E( J M' W$ }8 F' ?9 f" P
Outlet Z& Y# j* O: a" \* X! ~
Outline lighting2 M8 T6 M" }' d, @+ m' S; I; \
Over current device
_, V! {" _4 N" ~4 N: ROverload device# l7 B( \' h0 D$ Z: {$ Q
Panel board3 s( G; I: e2 v% G# C
Panelboard, enclosed
: o$ I- x1 Q$ t6 U# D% K, b2 \3 C0 ^4 p3 MPermanently connected equipment
@" P, l9 v u, APermit
2 x- ?- X4 {3 l" u2 u0 @: JPlenum
) y1 K5 D2 i- f. ePortable as applied to electrical equipment
9 r0 F, Q' \! g0 bPortable ground fault circuit interrupter; j1 W) o% D' t; b; J3 ]# P
Power supply cord1 v2 R" o% R$ v1 v8 J6 g+ q1 r
Raceway! b2 S0 E, O" h& c% E" D* M
Receptacle/ P7 F8 a& h: R* p" f% ^' ^
Duplex receptacle
- H5 y- ^% S$ | @+ q6 u/ ]' A& J+ i Single receptacle
; S- Z, R5 l7 v0 ]& T: F, H8 |7 u; ^- B Split receptacle
. A5 f/ C6 l! X* }! _* g }Service, consumer‘s
6 d' N* P$ s: A2 R4 ~& ZService, supply
& X! ~8 A. W4 j" Q8 RService box
, K; Q6 H, v! A$ a' d. MService room
# C2 Y2 C6 [1 u$ e4 m+ ^Single-dwelling
) n0 c3 n) E2 [+ X, h- b) M+ S kSlow-burning as applied to conductor insulation
+ a. ]9 X( c6 R$ m5 CSplitter
9 p" m: I* e+ ?# b" XStarter
6 u Y& e* M [, r0 r' w, ~Switch) {4 G& y# H3 U- {- z7 e% E! O
General-use switch6 g; y! A9 _! G/ u% @) Q
Indicating switch
' K* \4 v6 o1 b+ Z Isolating switch9 }$ ]5 ^" N D
Motor-circuit switch M# b3 f# v4 [) F
System9 `- h1 \& m' U7 U; m) Z6 U4 l
Communication system3 J; p8 V# M. T5 ]( E9 n4 i
Community antenna distribution system(CATV)+ _: ]4 ~# f |7 W& d
Grounding system
8 n1 t7 @$ L1 z- ]6 i3 fUnderfloor raceway
' H1 y( R# t& N$ H# wVoltage:
2 H/ v* s+ v! c% D Extra-low voltage
# I, z) u c9 b" S$ q5 K High voltage
( [$ W: O4 t! t/ W( _0 S Low voltage4 R, n2 ]2 s( c4 }' I
Voltage of a circuit1 {. Q r" N' Q2 r
Voltage-to-ground
x1 e# ]6 d/ `- KWireway
8 x6 P8 p4 i, x6 j5 s$ v8 O1 F! D# k5 E; W& Q( X
Section 2 GENERAL RULES- H. ]3 d2 b6 X/ Z6 K
Administrative
* [/ n$ `" r3 e; K2-018 Reconnection1 g6 e. x7 k& N/ R
2-030 Deviation or Postponement. n( a G9 l" j/ [( s5 ?9 W7 x
Technical General
, l" j8 r6 d8 j" @8 G2-106 Circuit Voltage-to-Ground – Dwelling units9 s' Z+ ^3 X8 @" C3 q
2-114 Soldering Fluxes- Y; \- O, ^/ S" X' M" Y( T
2-116 AWG Sizes of conductors
1 Q+ ]+ X6 ?6 q2-124 Fire spread (see Appendices B and G): J5 K9 z& v% P+ x# T$ a3 {
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)9 I2 c5 i$ J) q! k+ Q4 M
Protection of Persons and Property
1 o& n4 z3 O( x, K( N: q1 z0 h7 M2-202 Guarding of Bare Live Parts
& i" V4 N9 x3 |% E. @1 lMaintenance and Operation
6 r+ u- O' c& o. r/ u2-304 Disconnection% p* J9 b% J; [% |% l [( K/ U
2-306 Maintenance of Live Equipment
/ K8 F5 b$ }6 P7 {! qN 2-306 Shock and flash protection (see Appendix B)
5 H) }. v j3 Z" y8 f8 ^7 _2-308 Working Space About Electrical Equipment: Table-56
6 I& B; n5 @1 D0 y2-310 Entrance to, and Exit from, Working Space
9 L# k, ?5 I! ?7 j2-320 Drainage) R4 X' `6 K% {3 P. \
2-322 Electrical Equipment near combustible Gas Meters and other Devices; A6 M; o- ~) l1 y, U
Enclosures
3 f; ?( k9 o8 P( D# M! q6 N. R2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) ( h; c% O9 P, ?% {8 f
2-404 Marking of Motors: DP, WP, TE6 R4 G7 ^) E" k; p, u
0 f. D' H# @5 A7 L" lSection 4 Conductors. y" A- a% s# {
4-000 Scope
! m- h) s& S, W9 x+ ^8 p3 S4-002 Size of Conductors: 14#, 12#% q( Y% J" N1 `6 g$ N0 g
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
1 ~$ P W4 Q. x5 \* d4 l* V! ^7 b7 b4-006 Insulated Conductors: Table 19
' M+ I3 @6 x; t2 \2 a, J4-010 Uses of Flexible Cord: Table 11
r* q$ @& Y5 t+ A4-012 Sizes of Flexible Cord
' ?1 B! h% n* ?! m. M3 ?! x$ R4-014 Ampacity of Flexible Cords: Table 120 r7 c3 W C( c
4-018 Equipment Wire2 j" q* J1 N2 s$ h! A3 V7 l9 w
4-020 Insulation of Neutral Conductors
& a( e' F) _) X W8 B. D8 ^1 [) ?8 S4-022 Size of Neutral conductor
: J, b- @5 C6 H7 o! Y1 f' ~4-024 Common Neutral Conductor
' a% ^( W" y# K& x2 p; V, w# I4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
. }) A& q0 Z: C: e- o4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
6 b: | r% |) r+ b# s5 s4-032 Identification of Type MI Neutral Conductors
7 n5 b f9 O4 T4-034 Use of Identified Conductors
" K1 _( i: w4 I3 R0 }4-036 Colour of Conductors: Phase A, B, C, …
) t6 M% n/ A4 P% x; @% _. U: p# J
" z s5 v. v0 _# G, r5 M5 x0 NSection 6 Services and Service Equipment
+ b5 q0 y! V9 Q+ JGeneral. m. e ?# _; N! p+ _/ n I: b
6-102 Number of Supply Services Permitted# t4 }$ V2 I. T- R/ o+ i" g' @
6-104 Number of Consumer’s Services Permitted in or on a Building; Y* j4 E# m/ U/ a: S
6-108 Supply Service from an Electric Railway System
O' U0 @0 [5 a' a6-110 Three-wire Consumer’s Services
8 e) G, f6 z/ s! A6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors" [. ]) ~& d9 K o* \
6-114 Methods of terminating conductors at consumer’s service* L% b! i# F0 J
6-116 Consumer’s Service Head Location, a) Q5 _! W, T Q4 x4 A
Control and Protective Equipment) d7 |/ ~2 B. h$ p0 \& ~) _
6-200 Service Equipment8 S1 J% I: x D+ R
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
( K9 I! w- [' R L- C) z9 C- _0 ]6-208 Consumer’s Service Conductors Location' o3 E% `, F# G1 h# R
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches2 I {- x6 C- m' \/ `- h
6-212 Wiring Space in Enclosures5 j* C; k. F& E' H5 @5 ]" t
6-214 Marking of Service Boxes
3 H% ^8 o6 S. uWiring Methods
/ S0 j$ Q' n8 r+ e$ w3 H6-300 Underground Consumer’s Services
: d+ j8 f, R1 e! Z& U( J6-302 Overhead Consumer’s Service Conductors
, s8 }! U# H/ s6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable* T0 X9 |6 N B2 \. [4 S4 i* u
6-306 Consumer’s Service Raceways
% e9 k0 W% ]( y. t* H3 t3 c, r6-308 Use of Bare Neutral in Consumer’s Service
, ^2 s. Y8 v( D4 ~6-310 Use of Joints in Consumer’s Service Neutral Conductors: q/ t# V2 J8 }0 ~8 h3 p1 i& _' ?
6-312 Condensation in Consumer’s Service Raceway+ E& M- W, h$ A6 r% I0 W, s7 {6 N( i& ], j
Metering Equipment
2 t% M- N8 H) Q, |6-400 Metering Equipment
9 z" y1 w- I: l; [+ C' _, c/ }3 B6-402 Method of Installing Meter Loops
' u# R4 J3 i# y$ F8 b$ Y, J' d6-404 Enclosures for Instrument Transformers
) T0 y+ }7 g, D6 o+ I' l9 G! i6-408 Location of Meters2 x" c. k! [' _' }1 R1 x! k6 t
! |1 H0 M K& _5 r- B9 W
Section 8 Circuit Loading and Demand Factors
, k o6 ~" T7 r' uGeneral
- r# g4 i& d" J! \+ ]8-100 Current Calculations) _0 M- W. J0 Q4 O/ H! b' y
8-102 Voltage Drop ( see Appendix D)
4 \6 u: d' T @/ P+ e8-104 Maximum Circuit Loading
, U9 z. K; F& J! l8-108 Number of Branch Circuit Positions
% F* L/ Z- k( _4 |6 l* ~) u4 [8-110 Determination of Areas6 A8 O, @; V& S; F# Z! V
Services and Feeders4 M6 ^ }6 C/ @. p$ `$ p
8-200 Single Dwellings (see Appendix B)
6 H) Q Y; @; I4 T) w0 ], H8 D& P8-202 Apartment and Similar Buildings
9 y* B5 {% s7 H' f! p9 J8-204 Schools! f. s9 e- s7 Q, p
8-206 Hospitals
' N0 S. R0 N/ g. F9 z8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
( O& M- G7 Z k' C/ Q' w, q8-210 Other Types of Occupancy (Table 14) T" M- ]" s" y* H; l% J: ~
8-212 Special Lighting Circuits& O ~' t# d% |1 n+ g! m( W! m
Branch Circuits
) v8 }) S, h& ?8 O: P) ]8-300 Branch Circuits Supplying Electric Ranges6 I- G% j h4 S8 w, K9 z
8-302 Connected Loads: X2 s/ L* c7 Q/ F ] [2 K( U& F( [! `
- R/ h" I3 q; Q& a) v8 ^& fSection 10 Grounding and Bonding
8 y4 Y+ v: |; C- @0 t0 lScope and Object
+ T; r3 ]+ b8 c10-002 Object) N( Y' p9 y: P# d
System and Circuit Grounding l. W9 O3 ^9 ~- i
10-102 Two-Wire Direct-Current Systems+ |6 c# a9 W% G! y5 O$ I4 k
10-104 Three-Wire Direct-Current Systems6 M$ R2 K% w, ?
10-106 Alternating-Current Systems
# l5 ]2 y& {/ x/ C- ?. f% E10-110 Electric Crane Circuits
. d# g2 d) R1 q$ m10-114 Circuits of Less Than 50 V' @, @( d6 C+ K4 D2 y2 T
10-116 Instrument Transformer Circuits
& q1 I, i# q7 S; [% V( fGrounding Connections for Systems and Circuits
2 I) |6 m+ ?% U& l2 Q4 E( p- A10-200 Current Over Grounding and Bonding Conductors
2 V0 E8 M4 I% [1 G1 X7 z8 G) ^10-204 Grounding Connections for Alternating-Current Systems; N2 [4 F0 ?. ~2 l* y8 ?" b5 i
10-206 Grounding Connections for Isolated Systems" s8 J8 V8 Q) p' v0 K% X
10-210 Conductor to be Grounded
6 {. R0 w/ u9 I4 AConductor Enclosure Bonding* s% V/ I1 A: i; N( s
10-302 Other Conductor Enclosures
. Y/ I) p- Y( I8 i! _5 @N 10-304! G# E5 m& v' O7 q! ?8 }% k
Equipment Bonding% F6 l$ k" z" {
10-400 Fixed Equipment, General: R; m1 s) {% S& q1 J
10-402 Fixed Equipment, Specific (3), (4)2 X2 n2 p% n/ T0 y! z. ~9 Q
10-404 In Nonmetallic Wiring Systems
1 k5 ]! Z0 Z, r- V. }' Q7 E10-406 Non-electrical Equipment
* X: B2 I; a: y6 M+ I10-408 Portable Equipment (4)(b)
1 k# X ~# C, J% x10-410 Instrument Transformer Cases: m0 v+ V' f7 Z+ v1 L" I
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less7 J) @1 a2 r! s: B
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
0 \2 _8 D0 Y% R/ D# s6 tMethods of Grounding" ?- i* B4 _/ X. F! y* c- \8 r
10-500 Effective grounding (see Appendix B)
( U! z& P/ \- M. H4 c: @! X; J1 z7 T10-502 Common grounding conductors4 x8 O8 C# }. R" h1 F
10-504 Common grounding electrodes
+ r2 m6 e7 c) D+ S8 zBonding Methods
7 P x# W7 [3 c3 r# R: W& p10-600 Clean Surfaces
$ X* A6 ?: t b7 Y* p$ W9 r10-604 Bonding at Service Equipment
$ s! x% T; p2 |9 q7 q' X10-606 Means of Assuring Continuity at Service Equipment+ F! v" R1 P. g
10-610 Bonding at Other Than Service Equipment
5 t0 j4 W8 q4 b10-612 Loosely Jointed Metal Raceways0 O$ J- k" n8 W- S8 Z
10-614 Bonding Jumpers Table 41$ N+ D. I3 O" `- x; ?" `: K
Grounding Electrodes( X+ p! W2 J9 M
10-700 Grounding Electrodes
5 f4 U4 A, G' f10-702 Artificial Grounding Electrodes
& n; {% c+ }" {* t2 }( _N 10-700 & 10-702
( |3 X% `! }2 V, {: B1 F10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
* v' U/ u6 J7 P1 I! }! q& e' sN 10-702
& i0 h3 z2 F6 \: p$ y+ _10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding3 [ U( F3 h+ f* h% D# [$ i* P. K. F
N 10-702* S; u" E1 q2 P' K+ _7 E
10-710 Use of Lightning Rods (Appendices B and G)
( \. D8 m- }: P2 w- WN 10-706# D5 L7 j- N: G/ b) c3 Y
Grounding and Bonding Conductors
! }4 x4 v& @/ N& u6 S( ~: t1 {10-800 Continuity of Grounding and Bonding Conductors
2 C- d; s2 b( j. i; t% L6 J10-802 Material for System Grounding Conductors
4 G6 T. ]# j2 v! k" z" d! N0 A10-804 Material for Bonding Conductors
# N( C% r7 D/ k5 n! R10-806 Installation of System Grounding Conductors
" h/ p$ H- D# j; x10-808 Installation of Equipment Bonding Conductors
! S- U! A- a9 T( n* r/ [: K5 H0 x10-810 Grounding Conductor Size for DC Circuits
6 `# J, x% |. d1 g. c% f10-812 Grounding Conductor Size for AC Systems (see Appendix B)
5 J/ Z: z7 g: U+ P1 f& Y9 ^, D) d10-814 Bonding Conductor Size (Appendix B): }( ~8 _4 f$ ^
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment* e' Y: ^( h! X( E d& i
10-818 Bonding Conductor for Outline Lighting- @( W y; D0 Y
10-820 Bonding Conductor Size for Instrument Transformers
# \. P, T, t: p8 R" B; [; KGrounding and Bonding Conductor Connections
" i- R$ I2 n; ~% A7 \10-902 Grounding Conduct Connection to Water Pipe Electrodes( x9 h6 t/ g0 N4 @& ]
10-906 Bonding conductor connection to circuits and equipment
0 b$ K8 L) Y/ ~& f* n6 ]10-908 Grounding Conductor Connection to Electrodes6 o8 t/ A+ O& P1 u% }! i+ i& H7 f* N
Lightning Arresters& e8 M1 s; e0 O) @" Z1 n* {% Y
10-1000 Lightning Arresters on Secondary Services – 750V or Less# C4 J* @ X3 v: c3 C
7 Y4 }. l- A, r9 G4 ?
Section 12 – Wiring Methods& j) ^, q, }: F2 b# v. @8 D. N
Scope
9 f' Q: `/ ~) [' W6 T12-000 Scope (Appendix B)6 r# z' d0 `! M- \9 i
General Requirement, F) ?& ^" M- X7 a5 H! f0 I
12-010 Wiring in Ducts and Plenum Chambers( p4 W) I w* F# T, o. S8 z
12-012 Underground Installations (Appendix B)' B! e: T8 O9 i' G9 v
12-016 Lightning Rod Conductors
+ ~+ V, ?& E1 z$ h- `) fConductors - General
; d- ^- S) \& Z, u+ {5 P0 K7 T12-100 Types of Conductors (Appendix B) Table 19
9 ^0 V! J- i# ^8 g9 y. _12-102 Thermoplastic-Insulated Conductors3 O# A8 X1 C6 Z
12-104 Flame Tested Coverings
4 b1 y2 B& H5 |7 T3 H K, q1 C& V12-106 Multi- and Single- Conductor Cables; {) i( z2 X2 l
12-108 Conductors in Parallel (Appendix B)- {5 i5 V) K& W r. J
12-112 Conductor Joints and Splices# ^0 \' h/ d1 a$ o+ Y/ Y
12-114 Ends of insulated conductors" [0 K2 m# ~5 n
12-116 Termination of Conductors (Appendix B)' c/ y U& v5 c5 Y2 c& d; X2 @
12-118 Termination and Splicing of Aluminum Conductors
- a6 f5 z/ V; `; E& r12-120 Supporting of Conductors - Table 21
, ]6 H) Y6 H! x) s7 j5 Q- R; yOpen Wiring! W0 p+ D; t) M; O. z" ]
12-204 Spacing of Conductors
1 S. g4 W' l7 B; j* @/ E+ a12-206 Conductor Supports+ K; M7 X8 \5 j( R9 j
12-208 Conductors on Flat Surfaces
6 R0 B% N* Z" h/ [# T% z" a$ e( `+ C! R12-212 Protection from Mechanical Injury
3 v4 l! S: p! D0 k/ vExposed Wiring on Exteriors of buildings and between Buildings on the same Premises; g1 H4 A. x' k" E+ b2 Y. C& `
12-308 Minimum Size of Overhead Conductors" q( J' _$ A9 s6 y3 ^, \4 [1 H& w
12-318 Use of Neutral Supported Cables
$ C, S& u. P0 X" K& W" ~Nonmetallic Sheathed Cable
6 c# A1 i1 j+ R0 U. ^12-502 Maximum Voltage
5 ] F5 e p: ^, j) t12-510 Running of cable between Boxes and Fittings (Appendix G)6 R- Q. @: s: O' T% D$ H
12-514 Protection on joists and rafters
- U' p' I: u j2 O12-516 Protection for Cable in Concealed Installations (Appendix G)
2 q' G- `. |$ V$ z5 S. L12-522 Where Outlet Boxes Are Not Required
1 Z" m! ~/ b6 }9 }1 R$ J: XArmoured Cable
* _( I* \. _" k1 O+ M( K6 H12-602 Use (Appendix B)
: o( a4 H t( q) g& b+ `! l12-604 Protection for Armoured Cables in Lanes0 |% h1 h m0 x! b# Y+ J4 n: t
12-606 Use of Thermoplastic Covered Armoured Cable
E/ t0 x* x) K& `12-608 Continuity of Armoured Cable
* }. x6 K: Y- i/ _8 L2 E A12-610 Terminating Armoured Cable
+ {' k; x7 y( v% V. D9 }) l12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
0 [6 m0 O+ [) Y2 U7 m12-614 Radii of Bends in Armoured Cables W; n! a2 s6 E$ g1 q
12-616 Concealed Armoured Cable Installation
' U3 f4 j6 Q) q* T* h. b12-618 Running of Cable between Boxes, Etc
8 c& ~) G$ [. L. F) P( I3 WMineral-Insulated and Aluminum-Sheathed Cable
: `0 _% q5 p, l0 G! z3 A2 \. X5 K12-702 Use6 _$ y6 f: d9 |
12-704 Use When Embedded
2 B' F( C% X8 U7 D1 K' k9 a' P12-706 Method of Supporting
8 p6 a& @- J; x+ I0 l12-708 Direct Earth Burial1 Z* V% `6 N" l! d0 c
12-710 Mechanical Protection
1 s/ s$ b$ O9 ^( z. l; |& \1 O) V7 }12-712 Radii of Bends
2 `# m& N7 Z9 s/ _) W12-714 Termination of Mineral-Insulated Cable (Appendix B), j- L Y+ E; r( p/ W( y! Q* D% v4 q
12-716 Connection to Other Forms of Wiring
' L" _# M. |4 E" m+ TFlat Conductor Cable Type FCC% ]: e7 P; ]0 z
12-804 Use Permitted
. i6 D1 A: m+ {' e12-806 Use Prohibited& k6 E+ i' o" [0 p6 v9 G4 d2 M6 j
12-818 Anchoring
3 ~; e/ P O' V5 I g5 i0 b/ b% _0 x: v12-820 Crossings
2 ]7 ^) j3 V0 L/ G& qRaceways - General
: |9 x! ?: d! W12-904 Conductors in Raceways: i m0 n4 Q) V4 d
12-906 Protection of Conductors at Ends of Raceways- D; z+ u1 L6 G; j3 [3 w7 M) J s' L
12-908 Inserting Conductors in Raceways
9 N: u" |% X+ {$ r1 \% Z1 b12-910 Joints or Splices Within Raceways( f4 l$ n* N& \9 S4 j2 Y
12-912 Stranding of Conductors
, z) o& k9 N9 J0 d12-914 Electrical Continuity of Raceways
4 R; [ o4 v) ?) K12-922 Radii of Bends in Raceways5 U# x. @: I: s. ~! ]
N 12-922 Radii of Bends in Raceways Table 7
, x. d N8 H$ r& w12-932 Protection for Raceways in Lanes
7 n' n! H7 ~3 p12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)3 K: ?9 B: m4 a4 N6 i
12-938 Capping of Unused Raceways5 S/ D7 I4 K- F
12-940 Maximum Number of Bends in Raceways
* S2 O; u/ E; w' E- sRigid and Flexible Metal Conduit
2 S! v0 |! o# N$ H1 r- o( w12-1002 Use
# |9 h. @* f/ k: q! Y. h12-1004 Minimum Size of Conduits
" \# ~0 I1 x( o# o! s12-1006 Conduit Threads (Appendix B)7 W7 F5 w8 D: Z; h
12-1008 Thread Engagement
& H' J, ~# I1 o$ ?' X. Q12-1010 Maximum Spacing of Conduit Supports
_1 ]! h/ m0 @4 V2 C" T12-1012 Expansion and Contraction of Conduits (Appendix B), d) U& Z' e8 G/ ?
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 0 y2 T A2 ^4 l9 N- M
Rigid PVC Conduit and Rigid HFT Conduit
0 c& W1 w- K) |* Y0 R12-1100 Use
" X8 Y9 w5 P8 Q, o; @: A! \5 `12-1102 Restrictions on Use
2 f& B5 h3 Z0 u4 F# r2 }12-1104 Temperature Limitations (Appendix B)
& ~/ @5 z2 u0 K4 C4 y12-1108 Field Bends (Appendix B), (2)
# b1 f% k \, _12-1110 Support of Luminaires
1 _9 b: m. E/ u# v12-1112 Fittings
: J1 Q, ^8 z2 y; |12-1114 Maximum Spacing of Conduit Supports
) q8 u" p$ E5 C0 u12-1116 Support of Equipment1 ~) i0 ?8 U6 ^9 h
12-1118 Expansion Joints (Appendix B example), l$ `4 g1 T' M; G+ s
Rigid RTRC Conduit5 d2 `; v. i, N& x# @2 j
12-1210 Temperature Limitations
( c; p6 _" T# ^9 l1 M2 A5 S ]12-1214 Expansion Joints (Appendix B)
3 L( r6 M0 @: k0 I- e- S4 ^* @( ?Liquid-Tight Flexible Conduit
9 z2 |6 Q7 W' N% q: D) q0 w12-1302 Use of Liquid-Tight Flexible Conduit
( x( h) _( M }: j' Y5 B, y$ f12-1304 Maximum Number of Conductors
$ q9 e& i0 n( @& S12-1306 Provisions for Bonding w( d5 j% |0 H/ l8 m* f T
Electrical Metallic Tubing
' F- z, ?( r5 D12-1402 Use6 N& A1 g) Q/ `5 b! J* @* q6 A. e1 u
12-1404 Supports# Z/ ~' M2 ?3 v$ u, `4 w
12-1406 Minimum Tubing Size9 V' h. U7 L$ ~
12-1408 Maximum Number of Conductors
$ h4 Y) E% ?& Z) H3 Y) P1 ~12-1410 Connections and Couplings/ N& P, i8 M$ @
12-1412 Radii of Bends in Tubing5 |2 H$ T3 F A
N Table 7
# b9 q; |% |$ F3 QElectrical Nonmetallic Tubing
2 w1 _ I6 f# g1 L0 o12-1516 Provision for Bonding Continuity8 @) k" ~( X ^
N 12-1514
4 Y! L$ r ]( K! r! o" V! dSurface Raceways
( }3 B- T- p e& v12-1602 Use of Surface Raceway (Appendix B)
_$ _/ F# g: C) u- f12-1604 Temperature Limitations6 b6 Z1 h1 \2 A) _' ^. J5 r6 G
12-1606 Conductors in Surface Raceways (Appendix B)/ x, F) m. F/ Z! ^
12-1608 Maximum Voltage0 k4 |# b* ]) P1 S
12-1610 Joints and splices , X- A2 d/ [& ^% k4 B; y
Underfloor Raceways
$ Y+ `1 P4 q- ]0 x* o9 s0 S12-1712 Discontinued Outlets in Underfloor Raceways
+ m$ q9 l0 d% eCellular Floors
& Q a' g7 @( B0 }& ?7 D12-1804 Maximum Conductor Size in Cellular Floor7 l+ O2 M, E" x* V5 {6 _) Z
12-1820 Cellular floor discontinued outlets
9 ?4 p; O% X: ~( PAuxiliary Gutters; ~) c# O- ] ? e7 @
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
; R1 s$ t/ E9 K a5 a6 ~8 ?12-1902 Auxiliary Gutter Supports. U! c1 P# e0 F+ A
12-1904 Auxiliary Gutter Cross-Sectional Area# `9 o6 Q+ {' o1 H5 p& x8 h+ c- Y
Busways and Splitters
! t6 \ n4 p# @& ?$ \7 i12-2004 AC Circuits in Busways and Splitters i% P# N- x2 C3 q, z5 ]
12-2006 Busway and Splitter Supports3 `8 x0 ]9 i" l% I
12-2008 Method of Installation of Busways
+ U+ |# N5 R3 V" T12-2012 Reduction in Size of Busways9 f+ z) V+ `% V5 h- `' ^9 a
12-2014 Length of Busways Used as Branch Circuits
9 _: S, Z9 C; O12-2018 Taps in Splitters+ R! b* ~0 x6 d2 I- w( @
Wireways$ ?0 W2 u9 e2 v! |3 {! f/ t# p
12-2104 Conductors in Wireways' S& N4 j7 {" L
12-2106 Taps and Splices in Wireways2 l B6 \0 J& |; P' O4 w. M
Cable Trays2 e o m$ [8 o. L) R
12-2200 Method of Installation (Appendix B)
L+ g: E; E( w' F0 |12-2204 Joints and Splices Within Cable Trays% |& \% Y. i( T( ]: {! p, K' i$ N
12-2208 Provisions for Bonding) s |" Z3 \& [4 e% R2 _' {5 `
12-2210 Ampacities of Conductors in Cable Trays
! e( |8 G( b$ `, K" C! |- F; F5 ^/ L FInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings
% H0 S9 A) A3 S5 N! ]# L% D5 O12-3000 Maximum Number of Outlets Per Circuit
+ b' c" I0 E9 X) f, X0 IN 8-3045 i9 `, `3 d/ I+ l) M- k
12-3002 Outlet Boxes (Appendix B)8 _% ~) \+ I7 A4 ^; L1 O
N 12-3000) i6 W1 \' b2 f5 {+ i. m/ d8 t
12-3004 Outlet Box Covers
; X! R/ l/ f! {2 W8 C9 n+ KN 12-3002' a: i2 r2 k; M, ?
12-3010 Boxes in Concrete Construction0 {) K' Y4 G, z3 J l' n
N 12-3008
: C: u4 ]2 X/ t- ?! a3 P9 v/ F12-3012 Outlet Box Supports* _$ R; k( J1 I# I/ u L
N 12-3010
5 \; ~1 E7 d/ R2 H' D5 S( a12-3016 Accessibility of Junction Boxes' E$ G8 D; G N1 j+ Z! y
N 12-3014
4 d+ n* Y( D9 i12-3018 Flush Boxes, cabinets, and Fittings
! `( d+ _% f" X0 F) F$ ZN 12-3016, n" A& s- p5 T, \/ b1 K' H. _+ Z
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
1 H% @- g1 I) CN 12-30225 E9 x) Q% _! s; d- T
12-3036 Maximum Number of conductors in a Box - Table 239 W4 X; l5 e1 b$ x
N 12-30348 l" N1 [" J& A5 v$ r$ J; M/ c
12-3038 Pull Box or Junction box Sizes
9 i! T. y) ]+ k- H& A. V9 Y1 lN 12-3036. H! [6 Z; }# P. \
* ]# ~/ r+ A0 W6 A5 c, I
Section 14 Protection and Control" R7 S/ Y& I- ~$ ~' D( x- \, Q: y
General Requirement
# z+ M3 p( A$ ]) }- G14-010 Protective and Control Devices Required
. {& W" W. Y. v' O! p* M. I$ u3 T14-016 Connection of Devices
* o- b# @! _5 u Protective Devices – General& y1 [+ P1 u, H$ v) h
14-100 Overcurrent Devices Required1 d1 g. Q7 ?/ N9 }
14-102 Ground Fault Protection (Appendix B)
$ _/ p" a [6 B14-104 Rating of Overcurrent Devices (Appendix B) Table 13' l" _, r6 V! ~7 M% {4 {
14-112 Overcurrent Devices in Parallel
) K1 y0 _( s9 `1 A7 q) l* _5 q% BFuses, L7 ~- i. M6 l' K, U3 C
14-200 Time-Delay and Low-Melting Point Fuses
7 T5 u4 N9 O* b3 r) V14-202 Use of Plug Fuses
9 J- h% c+ q3 s n( j, M# k14-208 Rating of Fuses( I% v1 i8 |1 q. I
14-212 Use of Fuses (Appendix B)" Q. j6 k% \" R3 U4 ?
Circuit Breakers
+ {8 O; W* o& H( O14-300 Circuit Breakers, General' \& w8 B# s5 l" L$ R
14-306 Tripping Elements for Circuit Breakers! U; q0 w' r* f) }8 A" S* r$ n
14-308 Battery Control Power for Circuit Breakers% g' y- Z3 N7 t$ @0 Y; x0 t
Control Devices - General
, _. r& O+ s/ d( @5 N14-402 Disconnecting Means Required for Fused Circuits9 U0 ]) o8 u6 s' ]* H* Z
Control Devices - Switches; B8 W9 |# T- Y! x
14-502 Mounting of knife Switches
4 A# h' a9 o: b$ N, J14-504 Maximum Rating of Switches" s7 Z. C/ ^1 T6 @5 R0 z
14-508 Rating of General-Use AC/DC Switches (Appendix B)% l5 G) u7 l1 O1 r! R$ R" J' a
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
! s# v4 }8 `9 ^Solid State Devices
1 x; j) G; B9 Z/ a* j/ L8 w8 c" s3 I14-700 Restriction of Use
" b& a; A) m0 w! p- Z5 u1 M14-702 Disconnecting Means Required
9 w$ [" z7 j; \# o, b
- k* T F y. W' ]" N: HSection 16 Class 1 and Class 2 Circuits
6 \2 v) M7 z: v; w1 j4 TGeneral5 B" U" y" Q1 n5 s$ f) `
16-004 Class 1 Extra-Low-Voltage Power Circuits
/ W2 b4 f) ]& f! ~ n) M16-006 Class 2 Low-Energy Power Circuits% q" L$ l( S" J& C; G1 s1 c
16-012 Circuits in Communication Cables; ^; ]5 [. o1 b2 }9 x
Class 1 Circuits. P2 ]! E0 p9 g- Y; K
16-100 Limitation of Class 1 Circuits
* y* R7 b8 B) a! e16-104 Overcurrent Protection of Class 1 Circuits, c+ [9 f! Y3 c% h0 [ M6 |
16-106 Location of Overcurrent Devices in Class 1 Circuits# T1 |/ {* i6 a0 b9 O. r# w. w% C
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers" u( ?9 p7 g% V) t+ n
16-110 Conductor Material and Sizes
2 a# j+ Z; S0 ?" T3 Y, Y/ M& O16-112 Insulated Conductors for Class 1 Wiring, A, m* E4 X* C6 Z1 Z. X6 I
Class 2 Circuits
7 G/ B7 u4 T$ h% A" E1 j0 U, f16-200 Limitations of Class 2 Circuits (Appendix B)
3 ] D* C) k6 O0 Q8 I, }1 N5 M16-204 Marking# ?: x- K7 }9 W* \
16-206 Overcurrent Protection for Class 2 Circuits
" R- y, \7 q3 C4 J, d2 r- i16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
^5 q" P. ~+ @+ v& ~* wELC: extra-low-voltage cable- D3 [+ n6 N0 H% r7 s# k
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
' A0 T" n* D/ M+ ^' ?2 M6 {! l+ m4 a3 `8 y+ G% t, V5 i: F, _8 B& h
Section 18 Hazardous Locations
0 Z. m: \* _7 P/ G8 fScope and Introduction
& o" B5 Z4 X6 s1 v( H18-004 Classification
0 R' ?1 V) ~0 E+ i3 h18-006 Division of Class I Locations (Appendices B and J)8 d, s) L" a( G
18-008 Division of Class II Locations (Appendix B)' h( W S. I! r/ r1 \
18-010 Division of Class III Locations (Appendix B)1 S+ ?9 }! k7 d& n4 {' \
General6 j- a" j8 ^, F
18-062 Metal-Covered Cable (Appendix B)3 g6 L$ f/ l$ z6 W
Installations in Class 1, Zone 1 Location6 L& i! n+ K5 k; F; m+ a
18-108 Sealing, Class I, Zone I (Appendix B)
1 Q7 F+ C% Q! G2 S7 u& W I5 A& [# @, k5 C8 ?1 d1 o
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
' m% }0 Q* i/ PGasoline Dispensing and Service Stations9 B/ k* u& ~, _+ w
20-002 General
6 w1 e7 V4 p1 K20-004 Hazardous Area (Appendix B)
, W8 _7 S* F% z! XPropane Dispensing, Container Filling, and Storage
r- H5 C u9 F) u& p. M, ^20-034 Hazardous Areas - Table 63
. x+ ^1 h. z$ ^3 qCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
; U6 f- f/ S0 G% B4 s, @20-062 Hazardous Areas
" d$ \; J- w: V7 PCommercial Garages – Repairs and Storage
7 U6 @/ I: w# U% ^8 r* r% p20-100 Scope2 g' z# {0 p8 a3 B6 S
20-102 Hazardous Areas (1) - Q$ q8 C# F# b$ r# R
2 `- J* `' S YSection 24 Patient Care Areas
% ]9 p2 p: J, ?7 ?2 T& |, y: t24-000 Scope (Appendix B)5 B* S( H2 p2 E! ^0 O& h' f' h
24-002 Special Terminology (Appendix B)
K8 I- X @! s a0 L8 h Patient care area+ a4 C- U3 Y! R$ n
Patient Care Areas) P- ^. i9 P& ^9 }2 V6 {: Z
24-106 Receptacles in Basic Care Areas (Appendix B)
' @: f7 Z" c2 c' hIsolated Systems
! y$ r( @5 {# V3 r6 V7 D24-204 Single-Phase Isolated Circuits (Appendix B)) }, }. L% \% E# z7 m9 ^& H
24-206* X3 j* e" S: S( g( n& ~
% Z1 P+ @2 `( E* X* ~. }
Section 26 Installation of Electrical Equipment
5 O0 V' t" B5 A! ^3 P( lGeneral
- b* P" P* c/ ^2 u A: r0 f( X26-004 Equipment Over Combustible Surfaces (Appendix B)- [, ~0 U& c' f) c- V a
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
6 I4 S6 f7 v9 G! P: x; {( G! S+ |8 X Isolating Switches
1 o) J# K9 H; j0 ?26-100 Location of Isolating Switches
. r% d/ L( t. j* b0 t# w" e' [Capacitors
/ l' r8 m; f1 k; S4 S, F j3 [26-204 Guarding of Capacitors7 k. r4 z" X7 P& z0 m2 C4 s' h$ i0 U7 K2 P
26-206 Grounding of Capacitors1 d6 b: G' m; S# l; C. A$ _; P2 Z U% {
26-208 Conductor Size for Capacitors# {1 ?) `0 N( Q3 x# x/ {8 Y; y$ r) N
26-210 Overcurrent Protection (Appendix B)6 S% m ] L" c/ H. {% E
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
^0 b v7 {9 O& o' H26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits: ^* t3 l; Y/ a9 N* _! f" q& u
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
/ j0 H! p# j) z6 @26-218 Special Provisions for Motor Circuit Capacitors- P' R$ j- {/ N. M
26-222 Drainage of Stored Charge of Capacitors
' j: n% s2 F" o/ iTransformers
( E% z8 a/ \) o3 H: ?! y26-240 Transformers, General5 l! K, @8 s; |7 z- s! w/ s
26-242 Outdoor Transformer Installations( _7 B, M; N Q8 }9 a9 g4 @ o
26-244 Transformers, Mounted on Roofs (Appendix B)( g0 @7 U1 _. A4 q3 ^
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)9 b) \( z8 m: @
26-248 Dry-Core, Open-Ventilated Type Transformers
1 K# i) @$ t( s4 Z' t7 p) n26-250 Disconnecting Means for Transformers
6 b0 T% ^' q3 S. g26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V: S9 q- G7 \* p7 h4 |
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
4 w& b5 h2 C# U7 Y! ~9 ]' B26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
J+ V! B# [& t8 N" k26-258 Conductor Size for Transformers
% d+ @5 E8 T7 y* ]4 `# N( g4 S26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)8 Y. f7 F, M& P. a' Z ?( o
26-262 Marking of Transformers6 C& ?- e4 H: D
26-264 Auto-Transformers5 O2 R7 m+ g% k( f6 [( y' A, I- U
Fences
! [2 T* ^9 y8 i) |: Y$ l26-302 Clearance of Equipment - Table 33- f, t6 o' m9 K$ f2 B& J
Panelboards
, U% f+ H: j6 H0 V U26-400 Panelboards in Dwelling Units (Appendix B)
# D& {+ u: z$ t6 W26-402 Location of Panelboards (Appendix G)
& m3 y8 Z( }' N2 S/ l$ l" u6 a0 lLightning Arresters
8 A5 b. L1 v- A2 N4 n26-508 Connection of Lightning Arresters
8 A4 g, c) E1 Q* D' [Storage Batteries" B* a9 Y( }+ j
26-542 Special Terminology6 s: Q M3 E0 ~0 E$ p* F
26-550 Battery Installation
3 g7 E7 e& \. J9 v2 Y7 i26-552 Wiring to Batteries# ]8 r) {2 W3 \" g8 L
Arc Lamps1 W& y6 Q7 R( V0 v
26-600 Location of Arc Lamps% q+ Q: W( k) R, {/ e& p1 ]
26-602 Conductors to Arc Lamps" M0 N1 O6 k2 y) V. N
26-608 Globes and Spark Arresters
2 G2 p" l, t' _; z \Receptacles2 a L) u i& m
26-700 General (Appendix B)
" ?7 ~$ ]2 z+ J o26-702 Receptacles Exposed to the Weather/ C8 B1 v/ g4 Q8 B: J
Receptacles in Residential Occupancies
9 S8 G) L. M% }" n26-710 General (Appendices B and G)9 L, r6 W" F% }4 y% f
26-712 Receptacles in Dwelling Units (Appendices B and G)3 [$ [8 l! B6 W+ C1 D. U. |
26-714 Receptacles in Single Dwellings (Appendices B and G)& r0 \/ a) f1 X
Branch Circuits in Residential Occupancies
* A9 q5 w/ A0 F/ p9 G0 ?9 N) g. {! ~26-720 General
6 X, ~: B, P" m7 \7 ?+ G: @) H26-722 Branch Circuits in Dwelling Units
* }; I' g' h$ y26-724 Branch Circuits in Single Dwellings5 G8 o* t6 u9 ?& o3 A# a9 u
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
' e( [4 }; s$ M/ ]" v1 ?N 26-720 (F)
- U$ `1 Q7 W( gElectric Heating and Cooking Appliances
! |: y2 y3 n: |1 P26-744 Supply connections for Appliances
+ o: ]2 B5 E8 X26-750 Installation of Storage-Tank Water Heaters0 |( |/ l7 g, J1 l; ~* `+ ]9 z
26-752 Infrared Drying Lamps3 N( ]# |! j0 ]; C
- U1 ?. B5 J' m- g8 X1 a
Section 28 Motors and Generators
& E9 R* b, {! p, e% o5 iGeneral7 g" k0 Y1 R5 |2 E
28-010 Special Terminology n @4 W( H4 n7 O
Hermetic refrigerant motor compressor# W3 F0 Z1 X8 o8 o$ E9 A- E3 O/ P+ ^
Locked rotor current rating
- B% Z, T% x, E1 r4 f$ u1 }Service Factor
' V; |- ^( X- j6 FTable 44; Table 45; Table-D2" ~) @( L4 g- z: x+ n6 s$ D: q' a
Wiring Methods and Conductors0 v8 s8 C' [7 H) s2 Q
28-102 Portable Motors" {6 ~) p0 H( l$ X. Z" K+ W
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity# r, Z" `6 w# j! X$ ^
28-106 Conductors, Individual Motors
: M, ^# i: \6 b& m' K" [28-108 Conductors, Two or More Motors3 x! Q, \& v3 e5 h; X& n
28-110 Feeder Conductors5 @) O4 ^, ^. e0 e7 T9 A% g
28-112 Secondary Conductors
$ w0 e+ t- E/ W" vOvercurrent Protection
0 C6 N, ^2 c; w8 ?2 W9 a- \28-200 Branch Circuit Overcurrent Protection
: `4 ? \" }$ ^" ?' ]3 J; A28-204 Feeder Overcurrent Protection
% M. t; A) p# x# E- d+ Z28-206 Grouping of Motors on a Single Branch Circuit
3 f6 r0 y; b' d9 O. p, K2 Q28-210 Instantaneous-Trip Circuit Breakers (Appendix B)' z1 I# S: H$ i* {4 y
Overload and Overheating Protection/ F3 F! m, F( X$ y/ u8 S* u
28-302 Types of Overload Protection/ l* [# r9 o" B S& @( n4 y
28-304 Number and Location of Overload Devices (Appendix B) Table 25
4 u2 i' T8 p/ q- L# G1 g6 p2 B28-306 Rating or Trip Selection of Overload Devices (Appendix B)
@8 B5 N2 I( V# X2 z28-308 Overload Protection Not Required5 x6 [8 h2 n. b/ P# q1 B$ G2 R2 `
Undervoltage Protection
# v$ M0 Q0 Q1 B5 o; O28-400 Undervoltage Protection Required for Motors (Appendix B)/ P# F: d' [4 t8 d6 x, w
Control {1 P. f7 n& i) ^) B6 {/ F
28-500 Control Required
9 U' c" {, i. U: W" R# v3 L& R28-502 Control Location
$ D" |- g/ ` p' |$ X( U28-504 Starters Having Different Starting and Running Position
4 @3 X0 l6 W4 u( ]2 |3 d( z3 u28-506 Grounded Control Circuit F, d ^" f! l* w
Disconnecting Means
# r0 w& w: r7 z6 H/ L0 m8 _( D28-600 Disconnecting Means Required
% T/ {( f/ y* j) ]* l+ i28-602 Types and Ratings of disconnecting Means (Appendix B)" u- K7 ? ^* N5 s2 K6 b% ^/ f
28-604 Location of Disconnecting Means
d& {8 b3 s7 o/ ~8 S l; Q) B Hermetic Refrigerant Motor-Compressors
) ^# z" S2 \. F28-706 Conductor Ampacity
: \2 Z0 `+ Y$ G* m# i28-708 Overcurrent Protection/ {: m/ e2 p3 ^& t: k# d
28-714 Disconnecting Means
5 r5 z! d2 e- AProtection and Control of Generators4 K6 \! L- R9 b( e" t, N
28-900 Disconnecting Means Required for Generators9 j8 v3 W- R* @* u
28-902 Protection of Constant-Voltage Generators6 h5 L- W0 x1 D# r$ s) f( \5 `
28-904 Generator Not Driven by Electricity
1 B# ?0 p: [3 J- J1 P28-906 Balancer sets! Z$ c3 D. ^# f3 c& n# a; d
28-908 Three-Wire Direct-Current Generators
- L- O5 i, ]3 @. W7 b+ q
+ s; K$ Z% c* ^ @9 TSection 30 Installation of Lighting Equipment
% `0 y; j% _. j" |+ s! a, m30-002 Special Terminology (Appendix B)* _1 `/ Y" ]- w3 e
General
* W. |6 d% ^" p4 e5 d( A30-102 Voltage
" l$ Y, C+ a% g% x( F( w3 ~" \* T( T30-104 Protection (Appendix B)
6 ^ R9 D6 w, K5 x! Z3 x7 G3 ^4 `30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
# C- q u' x9 Q' d1 D30-108 Polarization of Luminaires+ `) D( H# s* B
30-110 Bonding of Lighting Equipment) X0 n9 q0 a7 M7 K# a0 }
Location of Lighting Equipment
3 y( {8 \2 V: v! _30-200 Near or Over Combustible Material
- h h( D% |' \! o30-202 In Show Windows. {# T# \3 B2 V* ?3 t
30-204 In Clothes Closets1 M3 J3 Q$ H. `
Installation of Lighting Equipment
D( I+ F- r) K30-302 Support
) `2 R) w) i7 T3 E0 _. v$ ^* u30-304 Outlet Boxes to be Covered
8 l) J- o6 D& R/ P! o$ q30-308 Circuit Connections
; |( Y0 ?$ `* [/ l3 T/ X3 c+ s30-310 Luminaire as a Raceway
- j5 j3 c8 Q; x% r% u2 o30-314 Minimum Height of Low Luminaires
" Y7 p8 d) C4 g, }30-316 Luminaires Exposed to Flying Objects
# J4 e F3 }9 R5 x+ }/ x* D30-320 Luminaires in Damp or Wet Locations
. P/ P/ s# s" N" q5 b+ `) lN 30-318
1 f6 k5 _0 J' K0 PWiring of Lighting Equipment
1 _, m) C, P* e" e* S30-400 Wiring of Luminaires" A1 {7 G7 @4 g) O, R: Z
30-402 Colour Coding/ u! J' v+ U7 m0 b
30-404 Conductor Insulation
5 a% E: i6 d* n) [30-406 Conductors on Movable Parts, Y. \$ J9 i/ Z3 _) {( b
30-408 Wiring of Ceiling Outlet Boxes* ^% ]9 @3 H2 v
30-410 Wiring of Show Window Luminaires) c- N. A, l, ?, \
30-412 Tap Connection Conductors0 B, j* W9 X8 i) j4 @
Luminaires in buildings of Residential Occupancy
, x3 b0 i% z6 @2 L2 b30-500 Lighting Equipment at Entrances (Appendix G)4 b1 c: u6 s9 O8 t* T
30-502 Luminaires in Dwelling Units (Appendix G)( j( I7 Z S2 W; t
30-504 Stairways (Appendix G)
: y; K1 \* P0 b& w+ w& B3 ]30-506 Basements (Appendix G)
8 h+ a) E, z% t% Z- n D30-508 Storage Rooms (Appendix G)$ }, y# E/ \5 K; ?% ]' A
30-510 Garages and Carports (Appendix G)
& V* H* S! B9 D- h" gLampholders
6 ?' Y4 `6 O- O- W- I2 W3 V30-600 Lampholder rating with Incandescent Lamps
. _5 g w2 d5 e8 N& Z; g4 c# r) ^, x, jN CANCEL
# K9 K1 s+ l: W- Q0 q$ O) N9 i30-602 Connections to Lampholders2 A7 i* ]9 S$ M. Q3 r$ R h0 j! F
N 30-600% q# C: @( S5 }1 S
30-604 Switched Lampholders Used on Unidentified Circuits2 u- F# @1 U) e
N 30-602
, |$ V u5 E# m4 G- I* n30-606 Switched Lampholders with Pull-Type Mechanisms3 D$ J! D- `! S& F7 [( w7 O1 ~
N 30-604
; X+ H+ o$ n3 A7 |30-610 Pendant Lampholders
- C# ]3 P& i. h) c, PN 30-6086 e% u* \8 P" W' T2 C+ C; @! F |! Z
Electric-Discharge Lighting Systems Operating at 1000V or Less
2 |& P' Q& t- P: }, s6 D; q- \30-710 Control (Appendix B); d' k4 o }$ V' Y- }
30-712 Branch Circuit Capacity
?# W* B# O! d9 V' ~Electric-Discharge Lighting Systems Operating at More Than 1000V2 M' n: l, p% s& e1 R8 q0 i$ l
30-802 Voltages, Dwelling Units6 p1 F# U" p9 p- Z/ I) L& @% l
30-804 control (Appendix B)2 s t$ U1 N* G
Recessed Luminaires (Appendix G)' ]5 G! x, }2 A; W
30-902 Spacings for Non-IC Type Luminaires; a# u7 z8 u2 e Q2 d; d
30-910 Wiring of Recessed Luminaires (Appendix B)
1 ]( L1 o4 E- r0 p9 z' @' h+ BExposed Wiring for Permanent Outdoor Lighting
4 Q5 G1 p; k; e. W9 R9 s30-1120 Branch Circuit Loading and Protection+ ~, j8 S, z' ]% |& u0 x7 o
Extra-Low-Voltage Lighting Systems
2 D6 e( p( `( J30-1202 Sources of Supply
/ ]6 Z a7 f' k
/ I7 l$ L# x0 u4 w0 q( P* }Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
2 }2 S3 F7 J( Z* ]Fire Alarm Systems: R0 m: L. o1 P$ i, J3 X2 ~ v& D
32-100 Conductors
+ ^3 Z$ r V8 ~5 g( w32-102 Wiring Method
( N1 o; p6 X% T3 _ g3 e7 Y) T+ E+ `32-104 Equipment Bonding
$ g$ N5 r' a! t: m5 O32-106 Electrical Supervision* v9 ]8 V" @2 C& h
32-108 Current Supply
0 y8 M1 q8 o$ J' i2 t) {4 I8 ^32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)2 Q/ o# J2 _# ]! D, g& O
Fire Pumps/ b0 c: M+ Z, a A5 m3 H9 b. q$ F
32-208 Overcurrent Protection (Appendix B)/ c, Z+ F: a; M
N 32-206" v j5 D# Y9 `% s4 u% o6 T+ y
32-210 Overload and Overheating Protection (Appendix B)
. c: L% a. }3 X1 T32-212 Ground Fault Circuit Interrupter (Appendix B)8 d$ M. Z0 ?5 M/ X7 ~
& ~, T8 I8 x3 J+ `4 }
Section 36 High-Voltage Installations. _$ C, f2 c p( s }1 T
General' T5 X. Y& V% I" V
36-000 Scope (Appendix B)
2 C6 x" z7 S+ H36-006 Warning Notices
# a2 P' |3 k' E, z1 dWiring Methods* K9 E7 I$ q6 d) m; j
36-102 Radii of Bends
; R: I6 U# R9 n( }- i36-104 Shielding of thermoset insulated conductors$ r1 ?! n# U! I7 ^0 Y) n
36-108 Spacing of Exposed Conductors (1) table 30, table 31: X0 F8 G8 F/ s
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
. P% \4 J) N1 p8 j8 _# qControl and Protective Equipment
, c8 `6 T7 X/ h. O% r' n& I36-214 Disconnecting Means) U3 S4 _# s! M0 Z: i& S
Grounding and Bonding
; B7 N w- N6 @# {$ D36-300 Material and minimum size of grounding conductor and ground grid conductor and connections+ [6 ]" T: L, I, h
36-302 Station Ground Electrode (Appendix B)3 X7 `1 Y+ X2 x
36-304 Station Ground Resistance (Appendix B)
+ k- y' x: W; r( s G36-308 Connections to the Station Ground Electrode (Appendix B), }# J, q" K& U# m$ ]
36-310 Gang-Operated Switch Handle Grounds: J6 T- Q5 U; p4 U2 M6 k- `
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
! [ M! f9 |$ R( Z; [' n
% S, F1 A1 d. C6 hSection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment; U) c0 Z0 P+ p/ b
38-002 Special Terminology (Appendix B)4 q8 v2 j) W( E4 h9 D
38-003 Voltage Limitations (Appendix B)
) X& l/ W& b: P# P+ Y# f38-004 Live Parts Enclosed
1 t5 I' \, {# l }6 _) z38-005 Working Clearances8 |! ]+ m" y6 a1 g1 L. N
38-011 Insulation and Types of Conductors
5 S' E# w& a R0 y3 I5 l38-012 Minimum Size of Conductors3 v! g0 @- k+ C5 e- K0 W$ ]
5 Y z8 h+ ^( m5 [* MSection 40 Electric Cranes and Hoists# f$ y- t& K( {' O, g/ w
40-008 Disconnecting Means
8 Y" H* P2 p# W' ?) n40-010 Main Contact Conductors) p i q% X5 j2 H
6 P) @2 Q" `& q4 @$ @, ?Section 42 Electric Welders
, a. L' u+ {. _; j7 t2 R: ~ f- lTransformer Arc Welders
4 N8 M- I( J C. Z9 A42-006 Supply Conductors
: b6 E8 @3 [, J; h8 n! A0 g% \# H' Y; w
Section 44: Theatre Installations6 f! ^* T. Z$ T
General
3 d% F% q) u% m6 {$ T5 X4 f44-104 Number of Conductors in Raceways
7 A" j2 I" G5 P* _0 s1 F44-106 Aisle Lights in Moving Picture Theatres
4 T% l, S: d3 f& \4 z: ~: v( D9 CFixed Stage Switchboards8 E0 I/ n0 b0 D3 N
44-210 Overcurrent Protection& h/ D5 L5 w. E: a! w8 \
Fixed Stage Equipment
5 v: i4 S9 K+ ?- o0 T! u" R44-324 Receptacles in Gallery Pockets f. X) D; Z0 i$ S/ _1 n2 C
44-326 Receptacles and Plugs
. F- L2 H) G9 e9 Z, b2 `9 z# p' c( B" B( H1 n
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
& q# _1 s6 k/ R* m7 lGeneral+ r# [, Z4 w1 l: t: `
46-102 Instructions* A5 L( R, k' @* \$ p' F( J7 _8 x
46-108 Method of Wiring (Appendices B and G)
9 }9 g: [* D/ h% FEmergency Systems
& O8 J( l9 |" z3 b; b46-202 Supply (Appendix G)) \% l" w8 d, l- @& b
46-204 Control
5 K b" G8 {# ^, t2 }7 ^, H- d+ w, f1 i$ h46-206 Overcurrent Protection
+ n# z: {& S' \% L46-210 Remote Lamps
$ V8 A7 t% I" I9 QUnit Equipment
/ P* ~1 U+ f5 E9 c' ^/ ^46-304 Supply Connections2 \6 X: a* H& q! M& h
46-306 Remote Lamps (Appendix B)
# `- }+ C% w8 A2 p$ S! H% FExit Signs
$ {/ c6 ?8 v, i7 u8 S# o- w46-400 Exit Signs (Appendix B and G)
. N3 x! z. p! r! t* D
9 D! |0 P2 [5 `3 u1 C1 x7 xSection 54 Community Antenna Distribution and Radio and Television Installations
% A. g7 J) n5 }54-000 Scope$ ]2 Z) J) e# ], D4 n! e3 H* R) r
54-004 Community Antenna Distribution (Appendix B)- x6 ?% |( p, n3 |! v2 M
Community Antenna distribution
& s$ c" A ]; g" o' N/ L: [2 ?54-100 Conductors
9 w: O- M0 I# d54-102 Voltage and Current Limitations (Appendix B)
! H& i% R' ?5 C% w( T/ }4 ~Protection- B& c |4 ]- ]. \ i( s, g
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B). H" F3 ~% @; W% { s
Grounding
: z9 d/ @, Z* b( r/ R4 S/ z* [54-300 Grounding Conductor# H! t7 J4 l) b' P
Conductors Within Buildings
9 _# Z# N& a2 S, |# [4 {, w54-400 Separation from Other Conductors
# W- D- i& I+ Q; OEquipment
. {! X% g# }: ^. ^ b54-500 Community Antenna Distribution Amplifiers and Other Power Sources1 Z$ k7 \1 v( v. n; `
54-502 Exposed Equipment and Terminations9 i/ t2 g4 d. I
' e1 S0 V1 Y* `+ P% x7 bSection 56 Optical Fiber Cables
0 u# \) W0 ] H' PGeneral
0 l/ n: V; G, D$ z1 r8 h: b56-100 Special Terminology0 B' g4 n+ J7 u. a- `# F- a/ v
56-102 Types
( e- L6 X" u; }' \, ]$ nInstallation Methods
8 c% I2 I' F- V ?$ T5 }56-200 Nonconductive Optical Fiber Cables (Appendix B)
2 v2 Y4 D( M$ b- V0 r: G8 s56-202 Conductive Optical Fiber Cables (Appendix B)
3 O8 a: `+ c1 n: R* `1 J56-204 Hybrid Cables! @1 |0 M% n+ r# d1 e5 X& E
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
8 _2 @/ K1 ]. z; _2 f# I d- i& |# B9 q+ | V6 k1 d
Section 60 Electrical Communication Systems
& { n$ e1 m: j- c# lGeneral
G3 e. V# t* I* S3 U# n60-100 Special Terminology
6 l C' j/ h( a7 l4 J+ mProtection6 N2 s# D6 j O% [
60-202 Primary Protector Requirements
$ N% s+ `/ P6 x. J; a; z7 ~1 x4 I5 _Inside Conductors" b4 ~$ _# \ e% e" \& k# A; j
60-308 Separation from Other Conductors$ _8 U9 p) O$ V$ r/ I
Equipment' Q; a# Q+ j9 f0 q( q, \5 I
60-404 Exposed Equipment and Terminations' w, y( U S. S7 {- Y8 J/ D, B
Underground Circuits+ x# w3 z* D. s, E# X H! l' [
60-600 Direct Buried Systems
. H! N+ r* b4 a" }
4 t4 i- ?& o. l1 ^: {Section 62 Fixed Electric Space and Surface Heating Systems
. R; b- ?- v0 {! h$ i! `General
: o( X; y9 J) E62-102 Special Terminology
: m4 H/ O: _6 h0 J62-108 Branch Circuits
; s# F8 g' P4 d# w+ a62-110 Installation of Fixtures
# k8 w+ g+ v9 R9 D- G$ @( B62-114 Overcurrent Protection and Grouping (Appendix B) (5)
7 A* W5 L: y8 D! r9 ?, r62-116 Demand Factors for Service Conductors and Feeders (2)- \! M& \, n$ w5 z( J
62-118 Temperature Control Devices
6 e' _) l- N+ U9 b. N/ }62-122 Installation of Series Heating Cable Sets (4)(7)6 C6 M0 r7 i% \9 @% J# w" L# `, F
Electric Space Heating Systems
$ h- e; n+ S% z# e4 |+ @$ K62-202 Temperature Control3 u5 E: Y( P* A j3 }/ ^* Q1 X
62-206 Proximity of Other Wiring (Appendix B)4 j1 z# M. Y0 m% A9 k# W
62-214 Installation of Heating Panels and Heating Panel Sets! s5 u: u# B/ p2 i& w1 s( [& k
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
- c* }: a6 _5 c. y! J62-226 Installation of Under-Floor Covering Heating Panel Sets
; y5 w5 \7 [6 ]% I- nElectric Surface Heating Systems& Y& [# N+ h8 R7 H- ?" ]
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface2 ^7 j' E( P* i: l! G
% k7 \* P6 Q* u0 G5 X7 |Section 68 Pools, Tubs, and Spas
! G7 c9 u6 X8 y) O- S% _# h! nGeneral
* p: N7 G4 H. F) G68-050 Special Terminology) Q& @, a1 W* T7 u+ P
68-056 Underground Wiring - Table 614 I @! d/ v+ Y3 _
68-058 Bonding to Ground (Appendix B), F& T1 p! s0 R9 K" |
68-060 Junction and Deck Boxes (Appendix B): N0 M9 l; P1 K: a
68-064 Receptacles5 C: X" F0 i8 X( H$ b& e! f, [* u
68-066 Luminaires and Lighting Equipment: C: v ~7 a& S1 g
68-068 Ground Fault Circuit Interrupters (Appendix B)5 B- i- W" n6 N3 g
6 q$ y: c( n! A, USection 70 — Electrical requirements for factory-built relocatable structures and
' K4 U# P' Q- p w3 e# ynon-relocatable structures. K$ L$ |% s) J5 i4 a: M/ ?
70-130 Tests (see Appendix B)
* F. m) y& `* \/ d
9 g: D; `# I' [7 NSection 76 Temporary Wiring (Appendix G)' E( n/ R- G5 w* L
76-004 Grounding
6 |+ E T3 X+ O* U* m- T9 R S76-008 Service Entrance Equipment
$ m6 g+ e0 T5 I$ X' J3 dN 76-0061 k* Z% X& ` k* t9 _
76-014 Branch Circuits: I3 l9 j7 O- p) N9 Y: E
N 76-012
8 [( ^" G- |9 o' F+ X
5 t! X) \. w/ X/ m, |7 v, qSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
8 P+ r/ t' r* v) lMarinas and Yacht Clubs
0 {$ X; R3 x) f& r, t6 f78-052 Receptacles
8 L4 S- [9 O+ R6 A78-056 Feeders and Services" n% A$ v' d Z; w- S. X: M
Marine Wharves, Structures, and Fishing Harbours3 p1 G9 } R8 q0 u7 b- n1 j! ?. x
78-106 Grounding and Bonding
1 k& p" [# J& O" R6 u }! h( _/ ATables+ d5 T" J& A9 e+ S. r9 j
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
/ a- ]6 m' p0 c. M' U" ]! w" `8 [
1 L4 L0 X- \6 K; lDiagrams: 1, 2, 73 ?3 D0 d4 X) Q9 S
4 g/ R# D, o6 \# \
Appendix B! `, `: d4 Q8 G$ C7 l9 ^) @4 H4 ]
P352: Ground fault circuit interrupter- 6mA; W2 Z9 o1 [$ q- ^ O. ]
P354: 2-126 FT1, FT4' N9 b" Q/ k$ I
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
- r2 g- Y& y8 O+ j. b7 PP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
3 t* Y6 L) M& o Z2 g$ ]P370: 12-1012, 1118, 1214 Example:
8 P. o" Q( o" QP371: 12-11089 f U+ q! }) Z/ T) Y4 z- b
P381: 18-108(1)(b), 18-158(1)(b); i6 e, }! A& t1 K4 Y4 L
P386: 24-206
1 f( j; m6 M$ W3 MP389: 26-256/ Y Q* T) t# S8 s$ j5 q, H6 B
P391-P393: Section 28, Example to determine Motor Conductors and Protection
6 O( R# q3 h/ t; p. V, K: o* p. O+ T# ^- J
Appendix D
# R+ H1 h. X" ^ w: yTable D1, D2, D3, D4, D5, D6, D7, D16 |
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