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Canadian Electrical Code Review Guide0 ]( n( e* S r, R$ a7 P
For the Exam of Electrician For Red Seal License9 a) L# n" v/ v: f* c
+ l: d3 L* U3 n4 {1 J6 o
Lesson One
* ?8 g4 j9 c6 `" s7 }8 nSection 0 DEFINITIONS
8 f# }6 a+ y3 D. Z# W; ZThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:1 U( x0 ]6 d" @! n/ ]
Accessible as applied to wiring methods
/ _- h* a- b: BAlive or live
! {" n+ H7 v5 D6 i/ uAluminum-sheathed cable5 o; b5 l3 ~ i: b' l8 l% u: h
Ampacity
8 }2 v& x/ E0 H2 \1 m- ^: H/ zAuthorized person3 @* [" u* Q1 F( a; z* ]) P" R; r' _
Auxiliary gutter! u5 P' @/ W0 u$ U& _
AWG
- T/ H; H# N3 x% r$ \' `6 yBonding) j; }; q; k8 }) F9 |
Cable tray4 Z( l6 U, W! B w$ q) G
Cellular floor
3 s0 ?! I$ h+ n0 j9 N9 P" q% lBranch circuit
! m$ i$ z4 v& ]% P- U4 m5 H" bBus
2 O( H% q' g8 T- \) XBusway* p2 y# Z" T( y9 F
Communication circuit4 Z* C+ S9 R" t# z1 e. O
Extra-low-voltage power circuit
. d0 [+ W' k; X6 Y: }Low-energy power circuit
- P! ^: P. m" ~. v' S) MMulti-wire branch circuit6 Y3 {/ ^" g0 l8 I8 l
Remote control circuit7 f% o- N& ?% _5 s
Signal circuit
9 K7 S5 x7 p) bCircuit breaker
" K1 Y3 e0 a V& ^- aInstantaneous-trip circuit breaker
& U* d, t3 t& {Conductor$ J3 k+ K2 o7 \- p; m7 ^/ [5 ?! d
Conduit# S7 C$ I P3 K @! E
Flexible metal conduit2 _# q1 g1 }& Y" D1 y# X( B
Liquid-tight flexible conduit
- q2 L" ]0 q q- j, C Rigid conduit
- Q1 R+ \& N5 z0 v! g9 @+ K9 q& ` Rigid metal conduit
* a, v3 w+ A4 b. ?& o1 m4 E Rigid nonmetallic conduit
9 A$ E- s8 x4 U3 a Rigid PVC conduit
1 x6 E0 @2 n3 P: [) e# mConnector. y7 H1 v7 N, ~4 s3 [5 ^' Y
Box connector
' y% ^+ A. I5 t: I _# u1 W Wire connector
5 e5 T, F2 b% eController2 I$ X9 ?0 Z/ ~& e1 X1 T
Disconnecting means! N( i/ V1 I) N2 z( r
Dust-tight# K, ~9 A& x R* P- e0 R' W! n
Dwelling unit5 A& m) A0 y$ d8 n. A; t: E0 x
Electrical contractor* w% Q. g: ~5 b/ ~' R- o! s' P5 \6 s2 L; y
Electrical metallic tubing: Z" y3 u( z+ o. | p
Electrical nonmetallic tubing5 o, Y( ]. X( P* i
Emergency lighting' _ d8 w7 g! P0 l
Explosion-proof
7 |7 v2 T8 I6 d5 Q% A1 A" J! DExtra-low-voltage power circuit+ p+ p, [: N/ s7 j$ N
Feeder
- }0 i+ R) x2 o+ b7 fFlexible metal conduit
1 `; `: ? @0 x rGround
/ x$ S* ]6 [" n Z, n! ZGround fault circuit interrupter4 e q' Y `: B% F$ ?
Grounded
- _1 a% c7 _7 d2 g% W7 h0 D( MGrounding
3 f# R) b9 h2 J/ x: D0 f& N/ TGrounding conductor4 C0 }8 a1 L$ E& G O
Grounding electrode5 ^2 W/ F0 v8 E, ? R" Y* `. |
Guarded
" u4 x, Q2 i# B' j/ XHoistway' O8 o& L4 i" X( Y) z$ }
Identified9 S+ l4 g Y% A1 E: e
Lampholder8 c' G8 ~( B* W. N0 N
Low-voltage protection
. s# D, ?' E8 hLow-voltage release& s& }& A% T7 Y
Neutral
7 U9 q6 V0 s+ r" O7 l$ KNoncombustible construction/ o& w- S4 ?6 E" ~ z: H
Outlet
* [, O" D* z' d/ ?0 L* Q: _1 uOutline lighting; R( L: `9 ~: {- u+ x! f
Over current device. u) G; w8 j. N
Overload device
9 A9 U/ B0 O8 j7 z# Y( i, f# ZPanel board p# ` O8 p- M I% {
Panelboard, enclosed. k% ]; u& l b& g1 i% n) X) j
Permanently connected equipment
4 [' p# s' S1 |' Q( cPermit* i; |; b( O( W) l% Z& J+ }+ l; E) I
Plenum
7 y; U: \" h: P' |Portable as applied to electrical equipment
u6 z' H) E' M* d2 v1 EPortable ground fault circuit interrupter
7 @8 ]5 y4 h9 H S& _Power supply cord! s! K4 y; a% Q) J
Raceway( Q$ v& Q6 O* I* w a. Q1 a* P
Receptacle
9 R: T ^1 @8 t Duplex receptacle
1 W4 D( K' r$ V- x Single receptacle% d$ l" v9 m. p9 `% h
Split receptacle
3 I" d# D- Q* CService, consumer‘s
; H* \7 A+ p: Y( D# D5 E! NService, supply2 ~" I& g3 F+ }. ^$ a* g
Service box
0 D; A0 I. m8 G1 O# S/ }7 nService room: r9 n X1 L( E4 u) l
Single-dwelling
g) T* p! s" w1 D3 W. M! |/ a5 C" ESlow-burning as applied to conductor insulation
; J, i, [% u9 e; N P5 H0 ~Splitter. c. a) D" L7 n6 K, X3 M
Starter- q9 m6 o' i8 C! f3 z7 @5 _
Switch# B4 c8 L8 u0 D5 R
General-use switch
9 r7 y2 x) z/ ~ Indicating switch
1 U3 Z0 l; A* H0 e5 z Isolating switch
7 v$ C7 {$ U; |: C! e Motor-circuit switch p- ~5 c) g2 e. C7 y n" A
System, D( I) {3 G+ u- X; b
Communication system
3 I; r+ v4 \9 ^! { Community antenna distribution system(CATV)5 Y& F& E2 E! N! @% L4 ~
Grounding system# s+ b: w2 J/ G2 }; X1 e5 l
Underfloor raceway2 A. }: [ D( G! ^& K( J7 d
Voltage:& M! k& ]$ s% t; {
Extra-low voltage+ I/ }' c- u. z* R9 l! ]
High voltage2 k2 i' j. T: m
Low voltage
1 ~8 g) G2 A" }Voltage of a circuit- S$ ~* _$ s5 H( Q$ @. i5 b! y
Voltage-to-ground4 `. }; P2 U( f+ `
Wireway& F: i8 I+ v' l) i' R0 n+ S
- |0 O3 K- i: w: l
Section 2 GENERAL RULES
2 B7 y' L, L+ D$ V3 |3 M, K/ s# bAdministrative
7 E8 X3 y6 P( ~0 t0 c" f2-018 Reconnection
5 J7 w& l; T$ i% B* p2 u3 H: u/ }2-030 Deviation or Postponement
. g$ o' t2 W- U3 UTechnical General
( v8 w+ Q; B# N/ S6 k& f) H7 {2-106 Circuit Voltage-to-Ground – Dwelling units* B& \% S' f0 f o3 H- j! ]
2-114 Soldering Fluxes5 I% z, B+ |1 R" K( j
2-116 AWG Sizes of conductors6 M. e$ X! G6 h
2-124 Fire spread (see Appendices B and G)) j9 M* k2 k* F$ u9 Q
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
1 S& y, O# b9 S( e% ^Protection of Persons and Property; e- Z2 S& i1 m) U4 [
2-202 Guarding of Bare Live Parts' ^; K/ E" L+ e) w' A# _) e9 _- s
Maintenance and Operation7 P9 S4 U8 ~. \% v1 m
2-304 Disconnection
0 {8 z7 o; G: r' \2-306 Maintenance of Live Equipment" b9 }6 l7 m0 R& v
N 2-306 Shock and flash protection (see Appendix B)" v' B7 J* Z. h' ?
2-308 Working Space About Electrical Equipment: Table-565 k* v* m/ R4 x
2-310 Entrance to, and Exit from, Working Space: x' c2 `! U" J# I
2-320 Drainage1 N/ i- V' ~5 M% {( a
2-322 Electrical Equipment near combustible Gas Meters and other Devices, K8 @8 m3 I. }
Enclosures
! e) ~+ t, E# \/ n' s( M# {2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) 1 V. H! A) `- B2 p7 u
2-404 Marking of Motors: DP, WP, TE4 l, ^: V& V2 I% d# w8 c8 Z2 r
2 |" X* ~' R8 o: G9 {0 m J0 O
Section 4 Conductors
8 F0 Z, U5 v) k" @+ }8 F, [+ H4-000 Scope9 B4 ?! ]+ L$ g1 s" c$ d2 J& F# N
4-002 Size of Conductors: 14#, 12#
4 v& U; U' B" y E4 t1 ^( Q4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
% `* ]. g1 m4 J# z( d4-006 Insulated Conductors: Table 19" f7 f0 F5 b; L( Y
4-010 Uses of Flexible Cord: Table 110 L3 U" \' {) e: C5 x, R9 Q5 B& ?# {
4-012 Sizes of Flexible Cord
! N; n: t9 ~. g" N! h8 `7 @" P4-014 Ampacity of Flexible Cords: Table 12
* v3 v4 j$ M. c0 b4-018 Equipment Wire
2 n* x8 F: \' Y+ S1 X1 W4-020 Insulation of Neutral Conductors
5 O2 y' v8 w1 ~& i( ]" |+ D$ x4-022 Size of Neutral conductor- s( _2 l9 ]) h) F
4-024 Common Neutral Conductor
7 |/ L' U' Q) f4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum+ k0 V' y& j/ N2 e) M
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum/ j4 J8 }0 Q; Y) C8 r
4-032 Identification of Type MI Neutral Conductors/ Q, M( I1 n5 Q: T X
4-034 Use of Identified Conductors2 u' v0 ?# |4 f
4-036 Colour of Conductors: Phase A, B, C, …7 C2 R: S2 G: g- N7 C) r
7 w% o6 i+ q& n) A- X- Z( {Section 6 Services and Service Equipment
0 v, V: I) A! b; T7 tGeneral' c. ?$ W4 W, t& e
6-102 Number of Supply Services Permitted% k' _: M" ?& w5 r( V
6-104 Number of Consumer’s Services Permitted in or on a Building
' {( `! J0 Q# u; c! o3 m) v6-108 Supply Service from an Electric Railway System+ `2 H" B, ]5 K: f' U I/ @
6-110 Three-wire Consumer’s Services - ^* i+ ?, \' ]
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
) u3 u r3 x6 G% J- v. K- D6-114 Methods of terminating conductors at consumer’s service
$ E J; K2 K, E# w+ N6-116 Consumer’s Service Head Location; o7 v; _! g& v+ L4 K* Z! F
Control and Protective Equipment5 d0 I9 |+ |; E& ?# ?7 N- M
6-200 Service Equipment
: [; g! G) `0 P2 b, m6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)3 X% Q5 E9 u: g$ \+ X0 o& X
6-208 Consumer’s Service Conductors Location( @5 q1 n: T% T+ p. o3 q1 Y
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches6 a1 u8 j( I2 O& U! ?* q
6-212 Wiring Space in Enclosures" h" T7 [0 {5 ?0 q! O/ S
6-214 Marking of Service Boxes5 @6 Z; t& t f4 f# ^5 N
Wiring Methods
3 V2 `. X: _5 D5 J, }0 K% f: C. w6-300 Underground Consumer’s Services1 y# Y- N* @& c
6-302 Overhead Consumer’s Service Conductors4 H& f& y* t8 g4 c5 K7 i
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
e, p7 Q" _6 G7 e6-306 Consumer’s Service Raceways
4 e1 B4 q: o+ c! N" b6-308 Use of Bare Neutral in Consumer’s Service* s( p# V' y/ t6 U+ {
6-310 Use of Joints in Consumer’s Service Neutral Conductors
0 }5 ?* S! u8 e9 X. n" x6-312 Condensation in Consumer’s Service Raceway
" q/ d' H5 h/ G1 i, y6 w: AMetering Equipment
& R8 ]8 C [3 P6-400 Metering Equipment) J! _5 K* y" T" a r/ f
6-402 Method of Installing Meter Loops
s% }- F6 [( L" w) y; R! i/ x+ c6-404 Enclosures for Instrument Transformers0 v: N( {- B9 g9 M2 M# l( K Q5 r
6-408 Location of Meters3 o6 o- E o' }/ {# T
1 o0 L0 p+ ^. Z' p, ^7 c0 w# MSection 8 Circuit Loading and Demand Factors
( |! Q9 d. y5 Q/ l' c7 CGeneral
2 o9 G! j; t8 c* q& ~8-100 Current Calculations- q. K+ ^1 c$ X& F; w
8-102 Voltage Drop ( see Appendix D)
2 y6 U$ O+ g3 Q3 G1 i$ ^& P8-104 Maximum Circuit Loading
0 \$ z9 `! F$ X8 l9 X! w8-108 Number of Branch Circuit Positions
( S$ b; s A5 @9 D# }& ^8-110 Determination of Areas! d. z1 v4 p- b u' O! m" u, R
Services and Feeders
; t* v z0 S- v/ \5 |$ [, i8-200 Single Dwellings (see Appendix B)
' \8 C9 K9 y! a2 a- `5 \: u8-202 Apartment and Similar Buildings2 p; J- c* t* e% K' F" H8 Z
8-204 Schools. c9 t: d! p* h/ d
8-206 Hospitals& ?% D* u5 G6 N; N9 U9 P2 c: A
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
9 x7 |4 \5 ?# H9 L% O! N9 o8-210 Other Types of Occupancy (Table 14)
9 S+ n5 x0 B* P% P D8-212 Special Lighting Circuits$ J5 d" z& d W: ~% ]8 f
Branch Circuits( i+ @ k0 U3 B( e! ^9 `2 j8 I: n
8-300 Branch Circuits Supplying Electric Ranges5 W- ]) F) Z: R- `1 V$ n9 U! ~
8-302 Connected Loads
: T0 ?: e7 k4 L7 L$ {
% `) T( L t0 ~8 c+ t xSection 10 Grounding and Bonding8 s% w/ K# O D0 i! `' {
Scope and Object5 k1 u. v6 t6 a o5 R7 r, X) r
10-002 Object, p+ o0 }4 i) ?
System and Circuit Grounding. N0 A# m' N$ B9 I9 q
10-102 Two-Wire Direct-Current Systems$ X9 E! Y0 p7 X# m: m' J6 V
10-104 Three-Wire Direct-Current Systems
Z1 H! g; i1 @# ~5 d4 I0 w10-106 Alternating-Current Systems6 d$ G: @. L) @: ]5 w/ [" S
10-110 Electric Crane Circuits* O/ T3 n& j& o) q# W
10-114 Circuits of Less Than 50 V: N' v, V; X) d5 j8 A" i
10-116 Instrument Transformer Circuits
( j3 d+ K1 s- p% L4 s5 a \Grounding Connections for Systems and Circuits) W6 }3 l3 H2 }% E) f$ g
10-200 Current Over Grounding and Bonding Conductors
2 c" d# w- M; m( x/ Z10-204 Grounding Connections for Alternating-Current Systems
( h6 C0 n# y1 a8 |6 i/ v7 w! S10-206 Grounding Connections for Isolated Systems! V6 @ A% B9 D2 D: O8 g
10-210 Conductor to be Grounded
2 ^9 F0 W7 ]: J5 R# o* zConductor Enclosure Bonding% J% |5 N. O! i# M5 \. K) x) N2 S+ V
10-302 Other Conductor Enclosures' J$ |' W1 S3 X/ C" i
N 10-304' u$ F* q( p- H; F, e4 V: B( S
Equipment Bonding6 {5 \6 y8 @3 b# t
10-400 Fixed Equipment, General
) M: y( J: a1 Q8 U# c, @10-402 Fixed Equipment, Specific (3), (4)* y$ ?$ L6 s+ b/ }$ J: T
10-404 In Nonmetallic Wiring Systems
4 ^. Q5 E( p% @& `10-406 Non-electrical Equipment6 V$ X0 `% P# I0 W
10-408 Portable Equipment (4)(b)
c% s( c9 g" u10-410 Instrument Transformer Cases! N2 t% N3 R; r4 k+ X3 d; P5 |& H
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
! x3 L2 B @7 m2 a10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
7 `, W& {" C2 ~" q5 ]: tMethods of Grounding/ E: g5 n" o% ?5 ?
10-500 Effective grounding (see Appendix B)1 z5 |. J$ Q7 N" m2 f/ U
10-502 Common grounding conductors2 ?; U: x5 _7 }+ g4 q! `
10-504 Common grounding electrodes
9 T2 B/ l1 z' k$ {* WBonding Methods5 H; `4 B( p5 [; ^7 E7 L) J
10-600 Clean Surfaces# k+ C5 _$ h9 C3 S" v2 f. E3 M8 j, A
10-604 Bonding at Service Equipment
+ Q$ J/ n" g+ {1 n+ c9 Q7 T5 P2 i10-606 Means of Assuring Continuity at Service Equipment
* R5 Z- N! U5 N! E/ m2 V10-610 Bonding at Other Than Service Equipment8 X* D$ L( B# v' l7 p- E
10-612 Loosely Jointed Metal Raceways
+ v0 M/ @+ n3 Q% a+ g) e# `10-614 Bonding Jumpers Table 41: e8 Y- W( Y& S- [) v
Grounding Electrodes3 m, O7 ?2 A1 V. b
10-700 Grounding Electrodes
$ E0 i( \: r- E6 s/ O- Q10-702 Artificial Grounding Electrodes. N" Y- \5 F0 g& Z |) E
N 10-700 & 10-702
. p& j+ P% v) [$ L6 |10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)6 S- | i" i# N
N 10-702
5 @" j$ a/ s4 x3 x& L10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding1 }$ i& V/ P* C3 x9 s
N 10-702
2 f9 W$ p" R w, j# B. l10-710 Use of Lightning Rods (Appendices B and G)
' G) o) z4 s3 r! c; LN 10-706
: Y1 t2 |5 R) D" yGrounding and Bonding Conductors# }& ]( _ ]* X8 R7 n9 L
10-800 Continuity of Grounding and Bonding Conductors
' n0 E$ T. [$ u1 Y6 w1 A: p2 G5 Q' z+ [10-802 Material for System Grounding Conductors8 O' J/ U/ n; S* w$ G2 G1 `% F5 h
10-804 Material for Bonding Conductors& Z% n/ j. I, u* O
10-806 Installation of System Grounding Conductors
3 ~+ w9 K9 H) f4 o/ U! c6 D: a+ u10-808 Installation of Equipment Bonding Conductors
. w' P- r; v4 A4 c) D% K$ ?10-810 Grounding Conductor Size for DC Circuits% A5 X" |! ^7 m9 I+ x
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
4 D' i7 u3 K( g0 P; i' L( K& ]10-814 Bonding Conductor Size (Appendix B)2 _7 @3 m9 C* } \8 N8 z
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment% O6 J* M' v6 M u: c' I/ Y( K
10-818 Bonding Conductor for Outline Lighting
. m6 |6 |* n- Q" u- c: R10-820 Bonding Conductor Size for Instrument Transformers
) p4 G" K. x8 u3 ^Grounding and Bonding Conductor Connections
: H& y$ _: F5 f% T" @( i10-902 Grounding Conduct Connection to Water Pipe Electrodes4 w$ n& Z1 V: X7 ^
10-906 Bonding conductor connection to circuits and equipment
. s' X3 h* R }! T6 \/ c( F5 D10-908 Grounding Conductor Connection to Electrodes
: Q [* {/ o8 qLightning Arresters. Z% n( h o+ k: P
10-1000 Lightning Arresters on Secondary Services – 750V or Less
t. S7 N/ U8 S/ l/ ]; Q/ K9 C+ P, N. q( i' r0 G! h( {6 y
Section 12 – Wiring Methods
7 c+ y7 a5 R1 o$ q2 L$ q5 p) PScope0 O- N% {- H: a1 e" r' f: e
12-000 Scope (Appendix B)8 G% T) `' K- }
General Requirement6 B* |& K9 B7 d, `5 w2 C! g/ f. S: B
12-010 Wiring in Ducts and Plenum Chambers
1 R- W+ D$ S6 u* w12-012 Underground Installations (Appendix B)
2 ~+ A4 |( ]! B5 i5 x12-016 Lightning Rod Conductors
* O$ _3 `) w! |: I' R" h9 K; I( RConductors - General7 ~: r7 R6 o- z3 R$ D" _
12-100 Types of Conductors (Appendix B) Table 19' @0 c2 L0 b$ G; @: {7 m5 b G6 l3 N7 b
12-102 Thermoplastic-Insulated Conductors/ @/ V( x& ]1 _. K- t
12-104 Flame Tested Coverings; [/ w$ o$ _0 C3 `9 X5 \. K4 \5 |
12-106 Multi- and Single- Conductor Cables
; F5 Z, u3 ]" v# Q" e12-108 Conductors in Parallel (Appendix B)
6 Y& B; u6 g. D* l4 R/ ^3 d/ w9 N1 t12-112 Conductor Joints and Splices
' X' F0 C+ I% v0 k' b0 A- e/ v$ {12-114 Ends of insulated conductors% }; A/ E e) K% X4 T% W
12-116 Termination of Conductors (Appendix B)
" {9 q6 W7 @" o- ~/ {12-118 Termination and Splicing of Aluminum Conductors, c6 R2 g/ Y: e
12-120 Supporting of Conductors - Table 21
Y" j7 e: @$ s3 Y l0 hOpen Wiring
# M7 r$ ?1 N% R7 s8 N12-204 Spacing of Conductors [: v( D5 i3 S+ _2 R
12-206 Conductor Supports
3 s7 A) ?/ ]+ r& l, n. h2 `3 h12-208 Conductors on Flat Surfaces
! e& r6 v8 m' y8 T( X- a: l12-212 Protection from Mechanical Injury9 C8 _* V6 ~- e
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
( a: ^) \6 `1 ^, j+ h& [$ G- Z) B12-308 Minimum Size of Overhead Conductors
0 w; E2 S3 O4 e, g% f12-318 Use of Neutral Supported Cables3 x# \& x8 a7 h+ @
Nonmetallic Sheathed Cable
, K' ?; I# s* b3 L* J7 T12-502 Maximum Voltage3 R$ d6 k, o9 r; U' R% a+ R
12-510 Running of cable between Boxes and Fittings (Appendix G)) e# n# L9 U4 L* i4 F
12-514 Protection on joists and rafters
" h7 J" Z) @+ r4 }3 F1 I& [, a12-516 Protection for Cable in Concealed Installations (Appendix G)6 e1 \' l. }' Q9 l4 t6 g5 i2 q4 e% ~
12-522 Where Outlet Boxes Are Not Required
' i. l8 \: U9 T( C( A" ?! L! A) XArmoured Cable' w. A s- u! }% b2 H+ ?
12-602 Use (Appendix B)
$ U: w# c$ Y$ f9 Z/ G6 [- x12-604 Protection for Armoured Cables in Lanes
; @: a6 E. y9 `$ q z3 H) Z12-606 Use of Thermoplastic Covered Armoured Cable
4 j. _; U) h, [8 s12-608 Continuity of Armoured Cable7 S, l: j r2 r4 n+ e
12-610 Terminating Armoured Cable
0 P, |; ?% v! a" B( R- x8 i+ w$ {/ i12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems+ }7 Y( ]& X+ z% x
12-614 Radii of Bends in Armoured Cables
$ n) i$ L. n2 M12-616 Concealed Armoured Cable Installation9 \" }: K8 F& C1 S% A* O
12-618 Running of Cable between Boxes, Etc
4 s2 C4 y' @7 J! K, rMineral-Insulated and Aluminum-Sheathed Cable2 Z% ?0 i. L: z9 F* d
12-702 Use$ A- d/ _9 O4 H" r1 A0 g( d
12-704 Use When Embedded' P' s. u& |8 L& c ~) _1 n* y
12-706 Method of Supporting
# e1 `) o' b3 [5 [& m12-708 Direct Earth Burial& u6 A! J! H; l, p
12-710 Mechanical Protection0 W6 r+ {" j8 g4 R2 M2 ]7 ?6 \
12-712 Radii of Bends
* o, L. h" A1 y& D12-714 Termination of Mineral-Insulated Cable (Appendix B)
/ _3 M( s5 u+ B12-716 Connection to Other Forms of Wiring
. F) ]2 h$ w+ v! b0 `Flat Conductor Cable Type FCC" a' g' H" \. L
12-804 Use Permitted
( D% L9 z) n$ }/ W, C: G- u0 j% ]12-806 Use Prohibited
4 J: K4 k$ c; {9 n( y$ H/ i/ e5 C- A12-818 Anchoring9 x4 e6 \8 J; C7 `
12-820 Crossings
; Q5 g" W5 Q5 C lRaceways - General9 A% x& f0 D% l) J- U
12-904 Conductors in Raceways
3 d6 D" I, t6 p1 `1 p6 ~12-906 Protection of Conductors at Ends of Raceways# e% I! S ^. a+ n% v$ J0 I) I+ u
12-908 Inserting Conductors in Raceways Y6 J; [, \" y1 w& j$ ?! N
12-910 Joints or Splices Within Raceways2 T4 z% d0 v% M$ n+ [6 L$ f
12-912 Stranding of Conductors' F2 J9 m) c: \
12-914 Electrical Continuity of Raceways
8 Q2 S% d o, I12-922 Radii of Bends in Raceways! S( O$ Z4 D# R
N 12-922 Radii of Bends in Raceways Table 7
7 e$ t z, n6 Z12-932 Protection for Raceways in Lanes+ m" i, t& T) Q
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)1 I( e; {' `$ `& O( N0 y6 Q2 l3 B
12-938 Capping of Unused Raceways' ^7 ~: B: r8 a. F; v. f
12-940 Maximum Number of Bends in Raceways: A" `0 k; |0 D$ s: ]
Rigid and Flexible Metal Conduit
" |0 u) }( |! o; \12-1002 Use
4 m1 n! }. G+ w9 L) v9 W12-1004 Minimum Size of Conduits
1 l) F2 R h' l }12-1006 Conduit Threads (Appendix B)% c8 F6 x z) E/ }! R
12-1008 Thread Engagement
( B1 r; i* a& ]12-1010 Maximum Spacing of Conduit Supports
g; {( X/ q! R: e' k12-1012 Expansion and Contraction of Conduits (Appendix B)# K% }8 ~7 U! G8 v
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
9 g0 m! X) o2 F3 pRigid PVC Conduit and Rigid HFT Conduit
/ e/ j" s6 X8 v5 |' Q" h' V' i. P( C12-1100 Use
8 T1 r0 ]) h: z9 I [9 e12-1102 Restrictions on Use0 g, V& J* O/ y$ H' G
12-1104 Temperature Limitations (Appendix B)% I# u: R$ ?1 n, y# m" K
12-1108 Field Bends (Appendix B), (2)" H r+ X: _5 |2 B. i6 O T
12-1110 Support of Luminaires. d+ a4 {/ U3 Z
12-1112 Fittings2 ^+ E7 V3 A/ p7 U f4 F& d4 M* A
12-1114 Maximum Spacing of Conduit Supports! F+ W' n0 P3 Z! q
12-1116 Support of Equipment
* l5 P; Y+ e; u: p- Y5 z12-1118 Expansion Joints (Appendix B example)0 H/ H+ Y9 D# l
Rigid RTRC Conduit) \+ J {7 ]0 U1 X
12-1210 Temperature Limitations! D- M- u, F; b; S8 e# z
12-1214 Expansion Joints (Appendix B)1 |$ }" O( H6 w" u( ^8 {/ p# I
Liquid-Tight Flexible Conduit
7 l a. Q$ [2 v' X) a1 [7 i12-1302 Use of Liquid-Tight Flexible Conduit
( J7 ]8 a- E! O/ k12-1304 Maximum Number of Conductors6 |. a, S0 G6 d; V+ ] K
12-1306 Provisions for Bonding
2 Q$ a5 x2 j! N, z' fElectrical Metallic Tubing
) i) f& O8 u( i6 C' I) @. z12-1402 Use
. S8 P/ ~' j: f6 s12-1404 Supports
( i; X+ D. V9 E2 [& t/ U12-1406 Minimum Tubing Size
. c& f5 G# k) i( P; B- X12-1408 Maximum Number of Conductors
0 w/ b6 V7 }, X+ S' T12-1410 Connections and Couplings
# x h7 {4 a% X9 F7 F12-1412 Radii of Bends in Tubing
" f- w7 @( Y/ l1 T5 i( DN Table 70 y& Y: r' A0 ^. ^% Q
Electrical Nonmetallic Tubing
+ x8 j7 ]$ Q8 q* z' t12-1516 Provision for Bonding Continuity$ B" U9 B/ U2 C2 E* R" s& R3 \
N 12-1514
, |: u& v8 v8 a3 H& HSurface Raceways
( [8 x0 r( Z. t, _1 X+ I1 q12-1602 Use of Surface Raceway (Appendix B)
& F+ f* o1 O5 j# C1 y12-1604 Temperature Limitations
' z( E' Z" Y, v" `1 z9 H& v7 @12-1606 Conductors in Surface Raceways (Appendix B)4 j" b; i. _' P: c; Y
12-1608 Maximum Voltage
' Y/ t1 R' ?$ M- P9 @; `* M* m12-1610 Joints and splices
: e) F3 d4 h3 e, j' YUnderfloor Raceways
7 A$ d. @% ~" r& E12-1712 Discontinued Outlets in Underfloor Raceways% h0 x" N3 r6 Y6 y4 [! G# n
Cellular Floors
9 J6 _, T. }& c12-1804 Maximum Conductor Size in Cellular Floor
" Q+ z4 J' Q: |5 U12-1820 Cellular floor discontinued outlets- d2 M: H& {' g9 H7 s+ h9 X
Auxiliary Gutters: g! e9 R( q3 N# f' ]
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
9 W! b: N% M7 a! }5 g: ^+ p12-1902 Auxiliary Gutter Supports
6 L* O6 W! c: K( H/ s12-1904 Auxiliary Gutter Cross-Sectional Area1 j/ E d% r' p0 A
Busways and Splitters
; Y' C7 e h7 K12-2004 AC Circuits in Busways and Splitters
+ ?. |: b. z% u9 F2 @. Y12-2006 Busway and Splitter Supports5 u7 a3 S8 H8 j9 L5 X0 d; {
12-2008 Method of Installation of Busways
, ~" Y: z3 [/ ~8 G6 J4 @4 {% }12-2012 Reduction in Size of Busways- ]+ C: C7 ~0 Z' \0 l% m& s c
12-2014 Length of Busways Used as Branch Circuits
- G; U$ p0 q: Q) l. X5 y12-2018 Taps in Splitters
6 E$ ~! ?/ t5 T% x$ a3 a7 \: yWireways3 \+ r- S& v# R! i. R% z% W2 m
12-2104 Conductors in Wireways
3 Q' l% o b& @+ M, T8 _12-2106 Taps and Splices in Wireways4 r% Y, O) @8 N. C3 m$ N) F' H
Cable Trays
& @8 o6 O$ e8 S: c: Q12-2200 Method of Installation (Appendix B)$ a7 g1 J& p6 ^. {( H! Z
12-2204 Joints and Splices Within Cable Trays" v/ x0 w3 u: l3 y6 a. r
12-2208 Provisions for Bonding
, s! D- g( V; d* k2 ^; s8 f! U, d12-2210 Ampacities of Conductors in Cable Trays$ H# f3 ~7 Y3 [, i4 G
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
) K& j( O" A; D- x) p12-3000 Maximum Number of Outlets Per Circuit3 D$ H1 M: s% x$ Q: j8 x0 D
N 8-304 R0 D' O$ W4 V7 G
12-3002 Outlet Boxes (Appendix B)# C6 t- ?: L* ?
N 12-3000, h. Z" }4 h6 Y' Y% H; \
12-3004 Outlet Box Covers
- h8 Z- G8 S D9 DN 12-3002
( c4 a& T1 H O1 n C12-3010 Boxes in Concrete Construction
' G8 j5 N3 F! ~- X8 ?! IN 12-30081 m' e, a. t! P8 t }
12-3012 Outlet Box Supports
1 t2 ^, @- K+ K6 qN 12-30109 u4 G- a# z3 E2 z, f& K/ I1 Q7 i7 m; i
12-3016 Accessibility of Junction Boxes9 f4 l3 X- Z2 B( _( k
N 12-30140 n2 x. G% k5 d+ W
12-3018 Flush Boxes, cabinets, and Fittings2 L6 @4 G! q! K8 k+ o/ c
N 12-30165 W- a0 ]/ C# L# u" D7 b, Q4 {
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) $ z4 S3 I& v$ K1 }/ M
N 12-30225 ?, M, ^5 S7 c$ \+ \
12-3036 Maximum Number of conductors in a Box - Table 23
$ f( _' q4 j2 g9 e2 |7 L' UN 12-3034; G- A2 j9 ^# r- E) e
12-3038 Pull Box or Junction box Sizes7 E6 o; m N. t1 p0 j6 W; e
N 12-3036
5 m: @; @# O* x$ u4 F$ Y- r6 n( |; ]
Section 14 Protection and Control
1 E: n2 K" v# U: EGeneral Requirement h$ D7 L$ I3 j$ f0 A8 @ ^( Y" o
14-010 Protective and Control Devices Required3 X6 o4 b& \2 }6 I, {8 Z) l+ e/ y) e- z3 `
14-016 Connection of Devices
9 `9 U, o$ Z, @2 S6 }1 B Protective Devices – General( C) \4 W9 r$ _3 o& O+ F4 i, W5 g
14-100 Overcurrent Devices Required
5 O# _, b. w$ `+ G% @14-102 Ground Fault Protection (Appendix B)6 }) U. d' v* |7 u4 p) W
14-104 Rating of Overcurrent Devices (Appendix B) Table 135 I. m4 `; G( a7 f& a+ w0 Q
14-112 Overcurrent Devices in Parallel; k6 c( s0 r7 W
Fuses2 }% w5 J- n8 _- ?& a
14-200 Time-Delay and Low-Melting Point Fuses! j8 ^- K9 s) C- A8 F2 n
14-202 Use of Plug Fuses
* N* b8 p& E* L14-208 Rating of Fuses
8 X9 \- w% p D- q+ O14-212 Use of Fuses (Appendix B)
2 _, k! y6 P) b! B; ^4 h% y: ^Circuit Breakers
# s2 Y: i, a' B14-300 Circuit Breakers, General4 I+ w0 C& c" H$ y/ ?" W
14-306 Tripping Elements for Circuit Breakers- M; N4 ]& A; o. D
14-308 Battery Control Power for Circuit Breakers- M$ U3 Z7 X0 t- c$ U8 z! b: S
Control Devices - General; n7 Z t' _5 t+ v" E2 n5 ^( }) D
14-402 Disconnecting Means Required for Fused Circuits
% D5 e) i/ R5 ]7 bControl Devices - Switches0 C8 `( Q! D5 Z
14-502 Mounting of knife Switches
6 s; m7 e# C' R/ d3 ^# U# _7 w) @14-504 Maximum Rating of Switches. [' v3 R+ w" r4 C: g- T
14-508 Rating of General-Use AC/DC Switches (Appendix B)
% A. d! T- }1 z" n3 ^14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
! E7 X0 X, ^! K0 x; w7 Z1 tSolid State Devices& ?1 G) ~& K0 \# k" X& L9 O3 P
14-700 Restriction of Use
\- y8 j0 n g3 K. G* k14-702 Disconnecting Means Required% A3 |+ l s/ v
: T( v3 C4 ^8 |, d+ c4 }- c
Section 16 Class 1 and Class 2 Circuits
! y' F. e3 A) B4 }% j; R* LGeneral
" A( C' c0 b% O x- m16-004 Class 1 Extra-Low-Voltage Power Circuits. F& D9 Q) m' O/ U
16-006 Class 2 Low-Energy Power Circuits1 @7 f# s* ~0 o
16-012 Circuits in Communication Cables7 x3 h1 g0 ^! A' |
Class 1 Circuits
1 [# D! h6 K) R3 d) `0 |3 y: h0 l16-100 Limitation of Class 1 Circuits3 A) Z* d2 W, _2 p( B+ u) C
16-104 Overcurrent Protection of Class 1 Circuits* ~6 t" c3 W) |9 U: s4 Q1 B
16-106 Location of Overcurrent Devices in Class 1 Circuits- k+ Z5 R' ?5 ]9 O5 X
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
# H. G. \! ~+ x- V# _: r16-110 Conductor Material and Sizes% I9 b }# i7 C+ K/ u- K4 p3 ^2 g
16-112 Insulated Conductors for Class 1 Wiring
' X2 e! H. i: U$ m) H2 VClass 2 Circuits
: p/ M4 M* P X8 \" z+ O16-200 Limitations of Class 2 Circuits (Appendix B)
& V$ S( Q8 V3 j: J16-204 Marking
( z! c" t' ~* s16-206 Overcurrent Protection for Class 2 Circuits5 A6 G b" o7 T+ [, Y+ r4 x
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)0 M; z% b+ w0 F
ELC: extra-low-voltage cable4 N6 V9 c7 e Z4 ]
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
. |7 o' `/ K$ N9 w; X8 a) G- j. Y8 l5 L' j! u0 z+ o
Section 18 Hazardous Locations
% X+ n- |3 i1 }# R% TScope and Introduction
( o4 L5 P; c2 P3 w1 t) M18-004 Classification
% t E7 k+ O! s) M& E) V18-006 Division of Class I Locations (Appendices B and J)
9 j# D1 |* h$ G: N. H* y18-008 Division of Class II Locations (Appendix B)
! L6 u. R( m/ T" f( U, y+ C18-010 Division of Class III Locations (Appendix B)
; h* q6 p1 l# ~) A* x2 ?) |5 XGeneral$ X8 V1 d6 J- Y/ \ |" p) a f. h
18-062 Metal-Covered Cable (Appendix B)
4 v: X3 U8 z: _8 xInstallations in Class 1, Zone 1 Location; _* R9 ^# ~% s7 l& i
18-108 Sealing, Class I, Zone I (Appendix B)
2 N" A7 ^2 G4 d( T1 e4 y5 h3 m4 p1 t1 ~" g* Q4 q! g. {
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars' a0 J+ V2 g9 {' o- H5 s
Gasoline Dispensing and Service Stations
7 Q% b. L2 S0 |, {3 `+ g20-002 General
{- y- t9 k N8 Z20-004 Hazardous Area (Appendix B)7 k. A. n' k( h# f4 O5 w( h: h
Propane Dispensing, Container Filling, and Storage/ I8 \. Y' I; i
20-034 Hazardous Areas - Table 63
/ f' e- k5 k8 l1 n/ i" U0 _5 ?Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities$ F* M# E) {2 T0 M
20-062 Hazardous Areas0 }. e9 J. Z* |
Commercial Garages – Repairs and Storage: H4 L }* M) `. m, R- |
20-100 Scope
3 j. G4 ^% W( B, H; `8 |20-102 Hazardous Areas (1)
. l y( o( d: W& _
/ y, {; l# [0 {% C- S, Z+ HSection 24 Patient Care Areas: Q8 [. F/ X6 K3 \, p. d
24-000 Scope (Appendix B)' l9 {/ F6 g- U+ W/ W3 P; g- J
24-002 Special Terminology (Appendix B)
& N1 b Q1 j: \ Patient care area
+ C3 P# D' }4 U2 n! \# ^Patient Care Areas8 Q& ~. O3 ^( l; l; u8 v) b: j
24-106 Receptacles in Basic Care Areas (Appendix B)/ ~8 r+ N2 k" s, O# j% B. I
Isolated Systems
, b0 d, H! B7 } i7 r; {3 @- h24-204 Single-Phase Isolated Circuits (Appendix B)
5 B! Y; J3 Q$ F8 A' ]24-2060 |' i( P; _6 {! X* J3 b" M
5 i/ N: y. A, n, |; T0 n5 d0 Q( ESection 26 Installation of Electrical Equipment
- d3 B% U' A3 G) tGeneral* M7 p5 E. J( ^4 s6 `. A- ` O
26-004 Equipment Over Combustible Surfaces (Appendix B)
2 a6 | ?: X: e* p) s26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
( }% B* @6 M8 i- a: A Isolating Switches. a% A. x/ o: h5 L* W
26-100 Location of Isolating Switches6 O1 K% S! v+ s* E" s- ?
Capacitors! j7 V6 y- F* x2 W, {" n! ~
26-204 Guarding of Capacitors$ r. x. h3 a V( a& t/ ]
26-206 Grounding of Capacitors
4 i" u% o T/ L$ i# d26-208 Conductor Size for Capacitors
. J( w1 F( ?4 t* n+ N% k- E26-210 Overcurrent Protection (Appendix B)
0 L. \; C5 e; Q* ?9 A* J! ?8 e% T26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
& c; S3 `2 Z: f26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
6 N2 r( Z1 w9 V& B26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits( ?7 d- J! F" N4 M# {; Y
26-218 Special Provisions for Motor Circuit Capacitors
' b9 e0 ]$ b+ I9 P% U: q6 p26-222 Drainage of Stored Charge of Capacitors- Z+ {: u" c' ^8 Z
Transformers$ G$ O B! O M- w) ~. ?; S
26-240 Transformers, General
, f# s+ O7 z( L+ A26-242 Outdoor Transformer Installations. p* E2 [3 y" \3 d3 {( M
26-244 Transformers, Mounted on Roofs (Appendix B)
0 }3 C* y. }- P3 ]) Y2 r9 }! {: p" L26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)3 c/ q- [5 o+ r0 n5 Y( F
26-248 Dry-Core, Open-Ventilated Type Transformers- O9 R6 Z1 A7 F5 K
26-250 Disconnecting Means for Transformers# d+ V: y- k- o
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V( F# K! G; G: G2 k8 H4 t3 I- O
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers1 p o; q( ^9 @; k- j
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
) Y s$ {; X8 A& U8 @26-258 Conductor Size for Transformers0 Q9 }1 ^+ {1 z8 N$ S8 S& J) v8 F! T
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B) t6 q* G0 n. C# L- b) Y, R
26-262 Marking of Transformers# X! z, n' x8 ?- _" c* x
26-264 Auto-Transformers
& G: x' g" t3 @% WFences
0 o# K# r- D+ v+ H# U1 J2 ]26-302 Clearance of Equipment - Table 331 }$ P2 `8 [( r( V7 {
Panelboards
8 y) F- S7 t) }- |6 g26-400 Panelboards in Dwelling Units (Appendix B)
9 A2 `8 R/ f+ Y+ D26-402 Location of Panelboards (Appendix G)
8 S& i% |$ z8 t) sLightning Arresters; r& J+ s' Y" q3 u7 X. K( v
26-508 Connection of Lightning Arresters4 g7 [$ s% ?6 {2 I0 V0 `, n
Storage Batteries
5 k! A7 I" ?+ Z26-542 Special Terminology: x, O/ }1 ^5 q7 H4 s" K& |6 `
26-550 Battery Installation
* u1 ]$ c2 T4 I- q! o9 A) K H5 z26-552 Wiring to Batteries
% w+ t; |) Z2 j1 o3 R _7 L/ Y9 fArc Lamps. E* o; K* A6 x4 T+ p, V% b+ p
26-600 Location of Arc Lamps9 c. Z* u1 V$ y$ N. k `3 b' M" Z
26-602 Conductors to Arc Lamps
" j6 ]& @0 u0 p' j0 Y# G26-608 Globes and Spark Arresters
9 \1 z2 l& @7 b4 wReceptacles
6 x c8 m/ W5 `% p) @3 l7 _, X26-700 General (Appendix B)
I5 M$ c# h* [7 E4 P26-702 Receptacles Exposed to the Weather/ {5 D- V# H a5 Q4 W& p7 y
Receptacles in Residential Occupancies% m" X6 D: R. E1 v1 B3 e; b
26-710 General (Appendices B and G)- J# I0 P0 O0 i, a2 D- b
26-712 Receptacles in Dwelling Units (Appendices B and G)
8 N! `1 O/ Z0 s* r+ S/ c+ x7 V26-714 Receptacles in Single Dwellings (Appendices B and G) l; Z n3 ^* D
Branch Circuits in Residential Occupancies8 F* J' \4 H/ s
26-720 General) X; ?/ L; S h$ O! g
26-722 Branch Circuits in Dwelling Units& J# {# j$ U' e. E& F
26-724 Branch Circuits in Single Dwellings
! d, l) T! x* }2 e+ S6 z, l F% R26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
; X) |% W+ P# aN 26-720 (F)! c: e! R) A+ e1 f$ ?
Electric Heating and Cooking Appliances
3 n, m' C% H N8 J- `( g26-744 Supply connections for Appliances& v8 g9 K2 ?2 T: N$ D2 I: H
26-750 Installation of Storage-Tank Water Heaters
7 C$ S4 N: L) I) V a" b26-752 Infrared Drying Lamps
0 q$ y$ Q/ P, I) V; }* e! k1 ]2 h: a* t7 ~1 o
Section 28 Motors and Generators) c3 J0 ~7 A" N0 p% S2 B
General
& I* M; P2 T+ f28-010 Special Terminology
$ |) c$ V5 W8 G2 _Hermetic refrigerant motor compressor8 R2 d+ r# L; L: ?- _. q# R
Locked rotor current rating
" U* H( i/ d. ?- o( _) q* o. m5 k/ oService Factor
% a8 ?/ X( J4 R- J) q1 XTable 44; Table 45; Table-D2: Q# i8 Y# d: \
Wiring Methods and Conductors# {6 d, v! X& c- I1 e! z1 E) M' W. p
28-102 Portable Motors! t# e& U/ w0 Y/ h$ u9 B; d
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity: e- X, x& f; C* q* V
28-106 Conductors, Individual Motors
: v' j6 p" t& @& n" E28-108 Conductors, Two or More Motors
+ [3 z/ j% f. X8 r28-110 Feeder Conductors) w! ^' y8 U1 R' s
28-112 Secondary Conductors3 t- T: [; g2 K) L( i W2 I
Overcurrent Protection- F6 z# I* j6 @% m' U' p
28-200 Branch Circuit Overcurrent Protection) s2 a9 [6 R3 C- f3 Y$ D. m
28-204 Feeder Overcurrent Protection
& n8 `+ ]. V% {4 }5 W28-206 Grouping of Motors on a Single Branch Circuit
1 \( [4 L4 }5 b$ J1 y* A28-210 Instantaneous-Trip Circuit Breakers (Appendix B): T8 n6 T- y2 `9 Q
Overload and Overheating Protection( E$ s$ j7 x) H( _# P
28-302 Types of Overload Protection
) {8 C! f/ U$ I9 y28-304 Number and Location of Overload Devices (Appendix B) Table 25- m- q* S0 s1 N g: Z0 d2 E% f6 I1 Q4 W
28-306 Rating or Trip Selection of Overload Devices (Appendix B)" F8 G) c" V# I9 J# L! K. G
28-308 Overload Protection Not Required5 p* v/ k$ u! {4 F2 _- T
Undervoltage Protection & I, Y3 B: B8 W( f) O: w' H
28-400 Undervoltage Protection Required for Motors (Appendix B)
7 t1 ~- M! P! p7 }! w dControl
$ K/ }. D% M2 c8 Q28-500 Control Required
2 W% [( y8 f$ R2 k28-502 Control Location3 U4 Z( y& z& s9 w/ F
28-504 Starters Having Different Starting and Running Position- ~) p" X: T/ J
28-506 Grounded Control Circuit
0 C" I0 I3 H7 F- m" B" `+ mDisconnecting Means
6 N6 p" K+ y! [" h. M+ d0 Z( ~% I28-600 Disconnecting Means Required5 J2 \ B* q2 |4 y0 F" v9 {
28-602 Types and Ratings of disconnecting Means (Appendix B)2 h9 }% e3 I6 {# \* i# x0 ?9 d
28-604 Location of Disconnecting Means
' @/ j6 T7 l- }& t1 Q Hermetic Refrigerant Motor-Compressors
; y7 M1 _0 Y! N, {28-706 Conductor Ampacity0 w6 _3 G( d. y- t1 J
28-708 Overcurrent Protection
- \/ Q) b/ P: c% n3 Q' X28-714 Disconnecting Means) H& r# | \( s( w# m; i1 ^% A
Protection and Control of Generators& K+ I# B6 o' ]( G- e
28-900 Disconnecting Means Required for Generators
8 D# L0 I; @; [" H' P28-902 Protection of Constant-Voltage Generators
6 }% d- K" S5 V. p0 }28-904 Generator Not Driven by Electricity, [% E/ h$ w1 e. s+ i
28-906 Balancer sets8 Z+ U8 l1 Y) a9 {/ q4 s/ ?
28-908 Three-Wire Direct-Current Generators3 i1 r& U0 [; _! A1 e
9 D& C3 c2 D. F6 kSection 30 Installation of Lighting Equipment
$ k1 s" f+ J" M% k- J) \3 n1 N30-002 Special Terminology (Appendix B)
* r- {# V0 {* z' n5 jGeneral: G/ C! L2 r, R+ e; `0 X
30-102 Voltage
v5 I6 I4 ]) f5 q9 j30-104 Protection (Appendix B)
+ Q$ D, \( \$ U- U30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
) t( s9 F$ E( {$ U2 G: |/ d30-108 Polarization of Luminaires
8 P! w1 ]1 t+ @$ S+ e! d7 I30-110 Bonding of Lighting Equipment1 k0 i2 Q/ m+ e2 Z$ B \: u
Location of Lighting Equipment9 t H3 }/ z: p" S
30-200 Near or Over Combustible Material. @% ~; @7 q: Q S
30-202 In Show Windows
2 O- E: @7 ^5 l3 r$ y! R30-204 In Clothes Closets& O% q5 V# v% R( T& t& x5 W
Installation of Lighting Equipment
P4 a h( ]- m" b- @8 G30-302 Support5 W" S/ Y4 b5 J- A
30-304 Outlet Boxes to be Covered# R6 O+ q$ _6 n
30-308 Circuit Connections
. X% M1 B m9 p2 c# `8 a30-310 Luminaire as a Raceway- s# e: z. b1 p' Q1 B' m
30-314 Minimum Height of Low Luminaires
% o$ B# I* S$ C+ Y0 W) E* h30-316 Luminaires Exposed to Flying Objects
& U: F1 U5 e, @7 N30-320 Luminaires in Damp or Wet Locations( d0 W( L. k) y9 [0 b/ N' H+ a
N 30-318
9 y4 ~% L `+ B8 v! z; mWiring of Lighting Equipment
0 Y8 j! L1 K- S& ^ D3 Y30-400 Wiring of Luminaires- u8 g1 z8 f- t" j" M' E
30-402 Colour Coding
0 C, Q) _. E7 v30-404 Conductor Insulation0 {% c. y" K+ @7 d+ G2 f1 m, y! O
30-406 Conductors on Movable Parts
4 @, N ?1 @% Z% K* [30-408 Wiring of Ceiling Outlet Boxes
0 d# W6 J% S& ~1 g3 B' Z0 u% c4 e30-410 Wiring of Show Window Luminaires
1 q8 n( f4 B- p) I* h- z6 e30-412 Tap Connection Conductors5 o/ R8 a6 `5 t& e# L q+ c6 J! b
Luminaires in buildings of Residential Occupancy
+ `* [ u/ X* w8 J: M30-500 Lighting Equipment at Entrances (Appendix G)
8 W6 O0 V+ i; ?, @! d/ B* V8 N1 @30-502 Luminaires in Dwelling Units (Appendix G). o: N0 N3 u. a( y, H2 Y
30-504 Stairways (Appendix G)
# [5 L% y D* c# k. ~5 Y: q30-506 Basements (Appendix G)
7 a! Y6 P( a# @1 G30-508 Storage Rooms (Appendix G)
7 L! O$ H$ ~2 |3 a30-510 Garages and Carports (Appendix G)- p% f3 Y+ b* A& o: G& k# ^4 Q
Lampholders
; J/ P' a: {2 E" `30-600 Lampholder rating with Incandescent Lamps) _0 p( Y; _4 h5 B
N CANCEL2 V) Y( `6 }* V- w
30-602 Connections to Lampholders
. z9 L& s) L/ R* w8 @ qN 30-600! q) y1 E1 ?, \9 Q) f0 o
30-604 Switched Lampholders Used on Unidentified Circuits. ^2 i l. l& n; _- m
N 30-602$ I8 O' d3 C/ M _* I
30-606 Switched Lampholders with Pull-Type Mechanisms
- m; L4 ^% G! A2 N* d) b2 [N 30-604+ c% k6 V3 p |, t: H% o' k1 {
30-610 Pendant Lampholders! ?" n; s' i" I/ Q$ ~2 [- h
N 30-608
1 N5 U& P6 Q( J( J s/ ?& ~0 wElectric-Discharge Lighting Systems Operating at 1000V or Less
; x- {, V) |# \- K: {- ?30-710 Control (Appendix B)1 i: Y/ H' n+ W* V8 p5 v P
30-712 Branch Circuit Capacity' V) z0 e' Q6 u) _8 J9 c. s/ m" ~
Electric-Discharge Lighting Systems Operating at More Than 1000V
9 t, J y! J% J( x30-802 Voltages, Dwelling Units3 Y8 ?% ^. }# d& E; C0 Y) h* Q, y
30-804 control (Appendix B) G) ^+ V9 R1 Y7 M% D: u8 ]
Recessed Luminaires (Appendix G)2 B/ J- P* q; M+ A% I6 m( K0 {3 R- j
30-902 Spacings for Non-IC Type Luminaires
+ I. l7 Y6 w( P: C. w. D30-910 Wiring of Recessed Luminaires (Appendix B)+ z) A& |, ]# [# z! N: M
Exposed Wiring for Permanent Outdoor Lighting
% O) g& m5 A/ J: L4 \ [30-1120 Branch Circuit Loading and Protection7 w8 C t7 \" ~8 U" m
Extra-Low-Voltage Lighting Systems$ F, }/ J3 l7 L6 q
30-1202 Sources of Supply
q% i3 c( m- d/ L7 X" j# Z# [# }# m4 X2 ?! B8 w9 s/ U
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)# e4 i# c3 u2 [3 G% B. A
Fire Alarm Systems# n' [* L! ]; k) w+ V$ M K7 w& p/ R' W
32-100 Conductors% G8 g' e9 g& L: v% Z' |
32-102 Wiring Method0 Y( }# _$ b- i6 \6 W/ D
32-104 Equipment Bonding4 v: r4 h. \6 ^1 G" e
32-106 Electrical Supervision( b& J- L' g" N, F. t z
32-108 Current Supply
/ S! F* {2 e: z: c% Z32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
' e. Q+ e, p+ ^. W) g4 d' H2 j3 W9 vFire Pumps
! ]/ o T% y# ^& c32-208 Overcurrent Protection (Appendix B)
: S! D; D! a) ~3 z; Q D6 oN 32-2060 a" q8 T1 Q7 `4 t% E' R/ p
32-210 Overload and Overheating Protection (Appendix B)
4 Q; g1 X8 c: x& T/ ?32-212 Ground Fault Circuit Interrupter (Appendix B)
9 w. C$ v u- `/ ?0 y% j2 }
- }0 z8 J( W1 u; ^2 o1 \5 l6 ESection 36 High-Voltage Installations* v( i6 b0 x2 \+ {
General) h8 B# V8 w+ L* V& _1 ^) F
36-000 Scope (Appendix B)1 ?* Y* R# r: F
36-006 Warning Notices# w9 \' Q9 E* |" Q: }
Wiring Methods
( R7 K# X8 `$ L- y2 c8 h36-102 Radii of Bends
! {2 m9 P6 n/ ~ T6 f1 G5 J; ]; t* M36-104 Shielding of thermoset insulated conductors
; ^2 c$ g$ g& \$ \% x7 Q36-108 Spacing of Exposed Conductors (1) table 30, table 31' T1 D9 Y0 T' ?2 y4 `
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
9 _; Y9 Y3 t O! b, T8 W1 ]0 wControl and Protective Equipment4 r$ k/ {" F2 p* q {5 K8 H
36-214 Disconnecting Means
* P. }( v( u$ [1 T: t x Grounding and Bonding: o1 P* y! ^' Q4 f h
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections+ W$ x5 S5 v" e0 B ^
36-302 Station Ground Electrode (Appendix B)
5 g7 f$ y; Z# j" V36-304 Station Ground Resistance (Appendix B)/ M9 s+ ^, K* S2 k% p8 F0 u
36-308 Connections to the Station Ground Electrode (Appendix B)! {" W# o3 l& K& ^) n
36-310 Gang-Operated Switch Handle Grounds8 W( A0 D2 W( H
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
& e+ a7 W6 _9 A+ X$ {3 e+ f' g' {$ O) h5 G' W! Y/ s( i0 Y, M+ {
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment5 g- f, j C# o3 ~8 U
38-002 Special Terminology (Appendix B)
# Z0 o7 w& _" k" c0 K38-003 Voltage Limitations (Appendix B)7 |. y; T# A. u- w* D/ Y
38-004 Live Parts Enclosed3 U- @, |% r1 l: [1 W
38-005 Working Clearances t7 e0 ` c, ~* _$ O
38-011 Insulation and Types of Conductors
* A2 ~+ y% ~ i2 q" Z38-012 Minimum Size of Conductors, V) [9 ~0 g( y
) G$ r! Y) K. zSection 40 Electric Cranes and Hoists9 X4 W+ e1 J3 r4 j
40-008 Disconnecting Means" c5 p* x6 Z: I$ {" B4 Z3 ]% \
40-010 Main Contact Conductors! h- ~$ B! c0 G& d8 }9 ]0 }4 w* P+ E4 g
2 P5 q5 R8 N# j: |& WSection 42 Electric Welders7 g9 ~& i" w2 P6 ^( {
Transformer Arc Welders' r& u9 _, A7 ?) N7 A
42-006 Supply Conductors5 t+ @/ F% Z d. r+ A
) d1 _7 |' ^& y' ]( C' U
Section 44: Theatre Installations
7 V( }% v% x5 x$ JGeneral
. r J+ O4 }3 F! f+ Y44-104 Number of Conductors in Raceways7 L& i6 i N: N% o( M* G$ Y2 ^( o( p
44-106 Aisle Lights in Moving Picture Theatres; m: g! f* V0 D& B# m/ A
Fixed Stage Switchboards
$ A3 _8 |0 L7 G% l) i# ^: r44-210 Overcurrent Protection7 Q+ K0 X/ F" ~: o6 U) r
Fixed Stage Equipment: C2 N7 D2 R1 v7 n: `4 `7 Y
44-324 Receptacles in Gallery Pockets
7 {! N8 I0 ^7 w9 q! B0 w, }44-326 Receptacles and Plugs! X3 A4 g7 M s3 {! N2 a
- K" R6 n( n$ r& m/ e0 r' _Section 46 Emergency Systems, Unit Equipment, and Exit Signs5 w) t. o* V8 j1 `+ ?" l2 ], H
General& }0 ?3 c" f9 j0 f8 q0 @0 R) Z
46-102 Instructions, X" ^' V. W) E( }
46-108 Method of Wiring (Appendices B and G) a& f: K) o/ W8 j$ O. R! e' T( t
Emergency Systems3 f6 Y; q0 |) S8 P7 i1 h
46-202 Supply (Appendix G)$ ]+ a* r# \# q5 x9 a! s0 s
46-204 Control
8 P. I+ |9 s: M+ Z* d2 u" A9 c46-206 Overcurrent Protection; e. H" k: a0 Y, G: M4 _
46-210 Remote Lamps
, k1 L' b% _& c! n3 A0 BUnit Equipment3 n7 K' P d7 P- N( @
46-304 Supply Connections3 w6 I. a1 N3 J+ q* ]
46-306 Remote Lamps (Appendix B)4 _9 a& e4 L+ S V5 w# _
Exit Signs
- F! }4 y9 {" e1 Y0 m0 ]7 Z46-400 Exit Signs (Appendix B and G)
, [( ~% o1 A+ w! e
6 V) Q/ h- u9 C. ]: cSection 54 Community Antenna Distribution and Radio and Television Installations# V7 k! t* V9 o( U: d5 L: ^
54-000 Scope
, z) z/ h& _9 T+ C4 f: P. |7 K" g( v54-004 Community Antenna Distribution (Appendix B)
3 r# _3 a( o# aCommunity Antenna distribution U5 r. v1 N. {0 d" r: F5 T/ E$ [
54-100 Conductors( `, m" v8 P% o* N* p2 D
54-102 Voltage and Current Limitations (Appendix B)
* L. _% B4 q1 A, N ~8 wProtection
9 z7 R" \8 d) }8 i2 u54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)0 y. ~% w0 }" a8 U5 e
Grounding. O9 f. N- a1 k3 Z/ P
54-300 Grounding Conductor
* F. n* ]4 q; V0 m% @Conductors Within Buildings
0 L" t6 v1 ?0 {9 T M( E2 {+ I5 D54-400 Separation from Other Conductors
( |* y$ D/ U4 h2 ]5 |' z5 a4 _- REquipment/ }( C: G3 a7 s
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
" A% X* p [4 L, k, C$ g54-502 Exposed Equipment and Terminations
6 Y6 N- r( l+ v( u% b. B l1 Y8 r/ K$ G: C! C
Section 56 Optical Fiber Cables
" g+ y$ ?# `+ z# h8 ?) IGeneral/ A% K C o8 ?" I4 y d* V
56-100 Special Terminology
# g) e' w8 I5 K3 J* D) d, g; x, J56-102 Types
8 l/ W$ G5 w. ?% o( W+ `$ { iInstallation Methods! y& Q* N5 J* l+ I$ ?0 ^7 M# L
56-200 Nonconductive Optical Fiber Cables (Appendix B)3 E( V5 T9 b9 Q1 a' P
56-202 Conductive Optical Fiber Cables (Appendix B)
' q! w+ i5 ^& k. f$ L7 r/ l& r56-204 Hybrid Cables J5 `) v& M P* k
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)& W2 ?5 p3 L5 @* f& K! k; h0 m' g( a
N' y6 _3 j" o' a2 ESection 60 Electrical Communication Systems9 R3 O2 W. u2 c, O
General1 e$ ^ d6 H* Q5 C7 M$ r
60-100 Special Terminology
; q% p4 x1 l; |( \: K% A2 u9 ~3 RProtection- _( ]. _4 |2 ~( z" ]' B6 b! P0 L
60-202 Primary Protector Requirements3 q5 A6 ~! m( N: H8 g
Inside Conductors/ N: e4 E1 b& Y% P2 h
60-308 Separation from Other Conductors7 d/ u! E' @! i3 O# _
Equipment5 P. \2 ~8 A7 [ v+ g
60-404 Exposed Equipment and Terminations
8 `, ?0 T* k: X- AUnderground Circuits
& O% Y) l2 H4 ]60-600 Direct Buried Systems" V: Y( J) ]. p, w5 i" b
, a2 o+ \8 e! p, i
Section 62 Fixed Electric Space and Surface Heating Systems; A, |9 W+ N3 v/ [( u
General3 N: n! u; G6 X# e. Q. B3 y/ v
62-102 Special Terminology
6 L, }" I& q; [" @9 O3 e3 |62-108 Branch Circuits& P) g, [0 q+ N! S( @
62-110 Installation of Fixtures
- a& Q( `% u; r/ X62-114 Overcurrent Protection and Grouping (Appendix B) (5)
- ]/ W* @; _6 g7 [& Y1 [3 E62-116 Demand Factors for Service Conductors and Feeders (2): @0 }2 D$ l: C7 V9 l8 X9 @# x% j
62-118 Temperature Control Devices
) r6 h7 L$ M4 m+ V* H62-122 Installation of Series Heating Cable Sets (4)(7)
" o% D; r8 c7 d# uElectric Space Heating Systems
8 P7 H2 a# [8 c62-202 Temperature Control
8 c' u o7 V$ E2 t/ T1 k. I62-206 Proximity of Other Wiring (Appendix B)- @+ B: G' ~+ R; n0 Z: }
62-214 Installation of Heating Panels and Heating Panel Sets
& [4 `7 Z) ~) d" E62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
( I, U( c3 e$ X0 V0 w62-226 Installation of Under-Floor Covering Heating Panel Sets% t4 {! b. r9 i |8 W
Electric Surface Heating Systems6 J" E9 i1 h5 o0 x+ E
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface2 v6 ~! ^8 `0 a) I0 Y7 ^9 N
. {% q1 c3 Z/ L5 [! K( WSection 68 Pools, Tubs, and Spas0 Y. X5 ^, s, H2 O: Q! A
General
% M) o' S/ t- @" ]! `68-050 Special Terminology
/ T# S3 n' [. n! U$ x68-056 Underground Wiring - Table 610 I- g& s/ j1 H: B
68-058 Bonding to Ground (Appendix B)- V; [4 w3 p/ C$ k6 ^
68-060 Junction and Deck Boxes (Appendix B)
5 r$ F) \# t3 W4 r0 ~68-064 Receptacles% O# X6 l, ^0 A0 p: _" x
68-066 Luminaires and Lighting Equipment
+ e. m; V5 |& I3 B0 ]8 \- m* |68-068 Ground Fault Circuit Interrupters (Appendix B)) Z' l( M; j+ @& G3 m
& }2 W# P6 u o" a/ P% G, h. KSection 70 — Electrical requirements for factory-built relocatable structures and
: h e4 W/ M/ ?3 h" y2 Pnon-relocatable structures
7 j# T! k& o( R$ J70-130 Tests (see Appendix B)& d( d- o+ A* k
1 K8 O. m2 h3 J0 V/ y% mSection 76 Temporary Wiring (Appendix G)& z, B6 L4 q- k6 z+ D, Y
76-004 Grounding
! P% f9 J) t7 p5 Z. C. N4 o76-008 Service Entrance Equipment
( t7 m! K) u5 X7 R9 b( HN 76-006; R( ]( D3 D% J# w/ I b4 f0 ]
76-014 Branch Circuits7 j9 x5 h* o: e3 s9 Y
N 76-012
, N! \$ ` W) N+ Z; S6 h& W- B* L3 A. [$ j
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours# B3 x q) T4 d; A: k7 o; V* V r
Marinas and Yacht Clubs
) \! b$ r4 ^( |7 `: h) ?/ d- f78-052 Receptacles
1 ]3 I2 @: s! ]7 Y' J5 e78-056 Feeders and Services
7 d9 r5 R8 O2 E; w" [! [ e' R+ Z9 qMarine Wharves, Structures, and Fishing Harbours
6 w$ r3 j$ q! L `, Y( \0 c78-106 Grounding and Bonding
" q/ L2 X7 S4 Q( x8 o l" E( iTables7 J6 l( W H* V3 r/ o. g$ q+ B
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 n& X5 X8 |0 z p, T6 Q7 c
) F3 e9 @! _2 m" Y! S# F' J' |Diagrams: 1, 2, 7
) a% ~, p* N4 U/ A2 S1 |1 _: I& p& u1 F- Z9 ~# c- Z7 W/ @+ H
Appendix B! w" m ~- Z5 [/ d1 K
P352: Ground fault circuit interrupter- 6mA- b- v" h* u6 i# B
P354: 2-126 FT1, FT4
. Y `7 v3 v4 |- @$ Q! V- Y8 r$ {6 BP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
! p W( {& ]' ZP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)2 ?6 j! f# ~8 m
P370: 12-1012, 1118, 1214 Example:! O, g/ w! o' ]% ]' v m% A9 c$ H
P371: 12-1108
. d9 D, K( F' _8 s) }! g) I m, E: ~' YP381: 18-108(1)(b), 18-158(1)(b)
/ ~. u2 d! L* P( hP386: 24-206
/ u* a& v! W: H) I/ dP389: 26-256
6 H' N* u# f6 d6 x" MP391-P393: Section 28, Example to determine Motor Conductors and Protection
" o5 j+ p! n( s# j( W! v* v; y+ @2 G9 ^; o/ T0 i- p
Appendix D
' l; E! ?( h6 V- z7 aTable D1, D2, D3, D4, D5, D6, D7, D16 |
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