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Canadian Electrical Code Review Guide' e+ p( m& X; ]
For the Exam of Electrician For Red Seal License
. }+ ]; @; p; G" h9 l, N1 Q- k6 Q4 V# R
Lesson One
. a i: b" \! y. C7 f" ESection 0 DEFINITIONS) `) L \9 ?' C) }9 t
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
$ d/ |& t7 P' Q- E+ _; B7 NAccessible as applied to wiring methods; A$ ^1 x# n. b" K& A3 o" i
Alive or live
1 ~5 k O! e! r g+ p% A2 |Aluminum-sheathed cable+ C0 ?; u6 o1 @5 J9 X1 o
Ampacity
5 T* P2 ]( X+ c2 Q5 WAuthorized person: S( \8 d9 t: x5 N
Auxiliary gutter
9 H- j* A" |& uAWG) a! {& e* S2 e$ l6 U# o' y S
Bonding
9 l0 h4 u& ?* G9 TCable tray9 l$ s. K R K8 m" J5 a
Cellular floor I; Z) T$ p- o' h
Branch circuit
& C( k: {: b6 X; j+ M9 }Bus
% s2 y) m2 h( y( o: DBusway
, @# z0 d! ]- Z& p5 |# UCommunication circuit4 y. c8 g C# q9 f- m) O: R
Extra-low-voltage power circuit& P/ H* ~( e' Y( n/ o& m% ^
Low-energy power circuit
% ~3 i- ~0 U$ r; g3 T# QMulti-wire branch circuit; I$ H( P( ]8 g- l, U6 o4 a4 _* A( U
Remote control circuit* R* M) ^0 p8 Q! s2 V7 E7 o
Signal circuit# Z- F( c3 S5 N) b1 p
Circuit breaker
& c9 `6 o& n1 D6 ~, aInstantaneous-trip circuit breaker9 U! [: G9 [4 c' D& t
Conductor: v5 D0 l, c- F
Conduit$ _- e- H8 S& `4 c# y
Flexible metal conduit
) C: o+ T5 P' ]' U @ Liquid-tight flexible conduit
& ]9 Z, t9 K. Q Rigid conduit; B. U6 G1 `- T
Rigid metal conduit
& p& T3 z; S; [& h, s3 @) ~ G Rigid nonmetallic conduit+ G5 ~! M: J* |5 U) i& U0 Q
Rigid PVC conduit4 F! V8 D4 y, F* z/ Y6 ?: U
Connector' F! H# A% \7 @" Y. m! o p
Box connector
( N6 C) m* q: h+ M, Z Wire connector
! I7 {# {" s6 ~! L5 nController) f/ p2 y) [5 W; O/ g- U7 M9 ]& K7 y
Disconnecting means, b. j, i) G/ K/ \" ]$ G
Dust-tight
- G) d: m1 h" V* {- nDwelling unit
1 x3 ]+ p, ^' b; [7 t- ]Electrical contractor
& i- a- `% I9 I; vElectrical metallic tubing: r' Q1 z1 m$ i" B- U
Electrical nonmetallic tubing& X2 a$ O% r) N
Emergency lighting5 m1 @0 Q8 N# u) z% y0 q! ?
Explosion-proof( t2 ]8 o* w! u5 _' J) b+ F5 G
Extra-low-voltage power circuit
) w$ Q* y. ^# ]/ }3 JFeeder
' x# p! t7 G6 P4 NFlexible metal conduit% h8 K8 @9 h7 a0 q
Ground
' [3 _" o8 Y+ ZGround fault circuit interrupter
4 R. G7 S( b* G, H) h8 kGrounded
/ M# w% ~! L" b nGrounding6 r: A1 _5 d# I0 X
Grounding conductor% S$ t7 _& |- |
Grounding electrode
9 p" q0 l1 i( K: s A- cGuarded
3 ~" x5 d+ C( L1 T6 | uHoistway, I/ a% y4 W5 O3 _2 ?& ?
Identified
0 F, z8 \$ \ i1 hLampholder, k& x$ ?2 ], ~- s; F7 l
Low-voltage protection9 y- p% Y7 `/ f! |3 G
Low-voltage release- k) c; u1 i- I% ?2 q* z) ~& @( q% r
Neutral
5 P; G' }* Y, H& S6 x" DNoncombustible construction/ g( Q9 J, S0 y1 b4 @
Outlet
2 i% S+ O7 ~0 f& c( d- ?Outline lighting
5 p5 X$ M! Z, v( I2 g- n" Y! J fOver current device/ L6 K' _1 _$ g/ B) K7 `
Overload device
4 W& c( B. C1 k% E; H6 [8 `7 _Panel board! Y& y" w. F% R; D# _. Z7 `3 b$ }
Panelboard, enclosed- x; j( q, T% {
Permanently connected equipment2 b" T/ L) u) o8 {. K; m
Permit& r1 e4 c- @ v* N S6 h4 j4 D; ]
Plenum! g! Q7 Y$ f, P' j9 K# F- y( B
Portable as applied to electrical equipment6 i7 `4 U1 x# u
Portable ground fault circuit interrupter
* G# Q# N& u; E$ F4 e$ MPower supply cord
: V1 q! |. q R# y. |8 ]! \& qRaceway. k1 q/ J% U' e% [9 x' m
Receptacle0 {: R/ Z6 e+ k( ~8 O
Duplex receptacle v& V. |! k+ b( Q# Q% u1 i
Single receptacle( V8 o* V( z8 `: w
Split receptacle
4 e. v; L6 M* Y1 X) LService, consumer‘s
0 j4 E, a2 u" h" O, R$ c+ `! t/ gService, supply. y9 I) @ S4 i2 R
Service box
' a1 _7 P+ y) F9 Q7 P6 y) O7 ~Service room
) b+ ?5 Y' ~9 t8 f9 a) X M: mSingle-dwelling
: V) d3 [! L1 x; K$ eSlow-burning as applied to conductor insulation
$ \; N# @% h$ ]2 F. z* o QSplitter
3 _0 k( F- J7 Z, n6 { m$ bStarter- p, |8 {& y7 Q
Switch
3 U' D: [2 d7 W4 X2 A& z General-use switch+ p+ @: {# m, P/ K3 V: f- S
Indicating switch
0 ]6 K# x+ h4 \7 Y! ]0 w Isolating switch
- B, t4 H B! M- _ Motor-circuit switch! L, ?6 V) S" F+ F1 ]4 Q
System
7 ^& T6 K& s0 z3 a, D% l Communication system0 u7 I" @" l9 g: ^. y" W* l$ t
Community antenna distribution system(CATV)
1 |5 }$ O2 p3 A Grounding system
; P- F/ z1 D( F2 WUnderfloor raceway" h& D" ?4 S- a: F1 ~
Voltage:
( A: s6 F& H! v) V% D* D) a w Extra-low voltage3 A$ Q: G. `- Q0 F# a; G
High voltage ]0 u0 z% T7 |) P' }0 b
Low voltage& W [$ ~" V( o
Voltage of a circuit
; V4 u9 l+ o1 i; B2 G+ hVoltage-to-ground
3 V0 P' J z( t! W! ]Wireway
8 K {2 f4 F( n9 ^8 O! f+ I" [! o: K! H
Section 2 GENERAL RULES
5 ]( ^. a8 s( I6 {' K3 \5 I+ UAdministrative3 I/ V) n8 E, c5 a) q
2-018 Reconnection
8 f& y3 R% M. C4 u2-030 Deviation or Postponement. `9 N3 C( x" S3 K4 n% e
Technical General }' ?7 Q- u" h, _9 |* m8 B
2-106 Circuit Voltage-to-Ground – Dwelling units; X& E% @9 H5 p4 D7 w$ T9 m6 ]
2-114 Soldering Fluxes
( S; H. h& H3 Y1 _2-116 AWG Sizes of conductors5 ]3 J9 g w# V7 T" S2 E
2-124 Fire spread (see Appendices B and G)% |% l1 c/ q3 a/ j* j6 a% [
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
4 K0 n% ^+ B7 n) Q0 K0 C: E, i) s' \Protection of Persons and Property
6 {+ ~; O+ m7 W( _1 i/ r2-202 Guarding of Bare Live Parts
+ }( M: m: I) \. k% }Maintenance and Operation( d9 M1 Z( |. B- z* w( r: e
2-304 Disconnection
p+ E9 l$ I7 c8 [/ R2-306 Maintenance of Live Equipment2 A5 I" i7 H$ W# Q$ r$ L
N 2-306 Shock and flash protection (see Appendix B)/ D3 t2 f' n: U
2-308 Working Space About Electrical Equipment: Table-56
% R% ~- ?* ?7 n1 H2 T2-310 Entrance to, and Exit from, Working Space. v/ F8 u# j! L, r/ H( V. I" E* D
2-320 Drainage5 U# D& w1 x$ ], Z
2-322 Electrical Equipment near combustible Gas Meters and other Devices) S, U( n: R7 ~7 w! R& c0 J9 K
Enclosures# S( a' ^. ~' h$ Y: C+ F6 l( @
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) ; ?6 e6 w7 o& j9 B& T$ e. g
2-404 Marking of Motors: DP, WP, TE% `# ~ C8 O) P2 P
6 }# T- z5 W/ H# lSection 4 Conductors6 u# S+ d: \ J! ^
4-000 Scope8 {6 V0 {1 g2 j' `
4-002 Size of Conductors: 14#, 12#8 Q) M' p0 l& H$ _
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36! Z0 R# p, A0 J- @) t8 O4 j
4-006 Insulated Conductors: Table 19
0 W& h) t) S- C. j4-010 Uses of Flexible Cord: Table 11
9 ^; U, H6 n" x9 O% u4-012 Sizes of Flexible Cord
: T- N" D6 g) C# S4-014 Ampacity of Flexible Cords: Table 12& j W ]* l! [; z
4-018 Equipment Wire& b* b5 Q9 H1 b# T S
4-020 Insulation of Neutral Conductors z6 D1 v$ c8 T1 _) c* `) {6 v
4-022 Size of Neutral conductor
1 a$ P, z0 {- R3 F2 g$ k, z4-024 Common Neutral Conductor
) i* f- o/ J4 t; O4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum- u. c# N* @5 Z
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
$ ? P8 C4 R L, {0 y4-032 Identification of Type MI Neutral Conductors
; ?+ t) f% `- G5 k4-034 Use of Identified Conductors
. M0 `$ f1 d, Q. m& L7 h4-036 Colour of Conductors: Phase A, B, C, …' M' D4 }2 e, v9 L0 d
! g( M. T3 c4 E& E( d4 d- q: q
Section 6 Services and Service Equipment+ d. A# t7 i+ ?1 o
General
/ k+ m( w& ?! K2 M `' z6-102 Number of Supply Services Permitted' K, V8 O7 n" \, f
6-104 Number of Consumer’s Services Permitted in or on a Building
! n+ V4 q$ k" l6-108 Supply Service from an Electric Railway System/ N, }" S9 q/ R
6-110 Three-wire Consumer’s Services - n0 _, g, W: D) o6 v
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors4 ~7 ~ {% ^, [8 t1 x- j% W+ ?
6-114 Methods of terminating conductors at consumer’s service* _1 C2 S$ w4 T9 n4 A% j
6-116 Consumer’s Service Head Location
; K' a% }: f' E4 k: _6 BControl and Protective Equipment
# ~5 D4 q# ^( k& [$ j" |6-200 Service Equipment" U: I& M) M9 H6 F6 a% k9 U
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)1 B% ~7 m R* ~5 Z# Q u& E
6-208 Consumer’s Service Conductors Location
: T$ a# ?0 Q7 h! ~6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches0 N: w1 |& i- I" o' H' l! k
6-212 Wiring Space in Enclosures8 H% D7 W/ N( q3 u) N
6-214 Marking of Service Boxes$ j6 o, v6 w, M" \
Wiring Methods& p. s: _( Z- r# c* v
6-300 Underground Consumer’s Services
2 r) x/ R" |7 d! Z6-302 Overhead Consumer’s Service Conductors3 } r, K, v6 T$ S
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
2 O: F$ L1 Z, _) | [8 |6-306 Consumer’s Service Raceways
) N/ w- x# B# N" t6-308 Use of Bare Neutral in Consumer’s Service
6 p$ B5 E* W1 r7 P6-310 Use of Joints in Consumer’s Service Neutral Conductors2 [$ C, o$ G# {
6-312 Condensation in Consumer’s Service Raceway' [# A3 c+ B0 n% m
Metering Equipment
! B6 i( _% u- G6-400 Metering Equipment* ~( X1 O) H) W* S* D4 I' E8 ~
6-402 Method of Installing Meter Loops
6 C1 Y- j* Z9 u C6-404 Enclosures for Instrument Transformers
% P& C% p' p! r4 |6-408 Location of Meters: s8 {: l2 X7 ~) T! T
( U/ f3 ^2 s; s, x* G& _
Section 8 Circuit Loading and Demand Factors. v9 ^' @# h- S& ^6 K4 g
General
1 F: ^3 v) J* p* h$ T8-100 Current Calculations: c2 s" h( }; p4 T; J
8-102 Voltage Drop ( see Appendix D)% i8 P7 X Z2 d
8-104 Maximum Circuit Loading
: B# ^, D$ I3 c' N, G+ g4 u) ?' d8-108 Number of Branch Circuit Positions
& M" S. R0 \" C! |8-110 Determination of Areas
7 _1 v) i0 H1 yServices and Feeders4 V* T. ~& e& j2 b
8-200 Single Dwellings (see Appendix B)$ [# `: n7 c8 `, J6 |
8-202 Apartment and Similar Buildings
% n6 w( e% w5 s; Z. z" S! ~9 r8-204 Schools
) X! Q/ @+ I1 r7 ]2 |1 X9 I. x8-206 Hospitals
& X4 e2 Y8 t2 j% |& S& A2 c* l8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy+ ?9 L% D" A+ L2 I! n
8-210 Other Types of Occupancy (Table 14)
3 b$ z. ?+ S' p7 X6 ?- @1 g% F8-212 Special Lighting Circuits& g$ n+ ?3 U! c3 u8 @8 u
Branch Circuits
$ S p3 N$ O) {8-300 Branch Circuits Supplying Electric Ranges
4 u3 `: O4 ?) o8 f3 f8-302 Connected Loads c& D- z% W- D% T- s4 m' I. r( t/ e+ U
5 m/ y/ ?3 b3 g' Q0 |7 ZSection 10 Grounding and Bonding' ]4 T) M) v7 O6 O) N5 [
Scope and Object. G. C; v) T$ k4 ^' A1 q+ Q
10-002 Object
- B/ H4 q. ^ [System and Circuit Grounding2 v5 s7 v' ]/ w* a; i5 V/ n3 i/ j; c
10-102 Two-Wire Direct-Current Systems( r8 f+ e' y4 @ n: @0 u, E S
10-104 Three-Wire Direct-Current Systems
; q- E, v5 Q8 s8 b1 |( T10-106 Alternating-Current Systems
+ z7 W0 f4 T& M4 L* h- g. g10-110 Electric Crane Circuits( P4 j- d' S$ y( P$ K, A) M) d# H
10-114 Circuits of Less Than 50 V
1 |; j |0 g& ^10-116 Instrument Transformer Circuits; K5 C- Z. z- u8 k! \
Grounding Connections for Systems and Circuits
; a. c7 z% s% I10-200 Current Over Grounding and Bonding Conductors
3 \# k: u! P- h9 s& t6 D1 s10-204 Grounding Connections for Alternating-Current Systems% V9 U3 ^) o* k8 p& [
10-206 Grounding Connections for Isolated Systems _- S3 S5 l- q
10-210 Conductor to be Grounded
+ y+ d1 o6 ^# E c0 k/ [Conductor Enclosure Bonding
$ i# L, h% n, ]5 c" n10-302 Other Conductor Enclosures6 [) A1 m4 \; X2 ~, u0 ], v; Z6 i
N 10-304
6 u0 Y$ v a6 [) H! I1 _( v# \Equipment Bonding! }* {% F( V, F+ r2 W, M' _9 R0 O
10-400 Fixed Equipment, General7 [7 T- i9 j$ s1 B# Z' \7 C& f- Q/ I
10-402 Fixed Equipment, Specific (3), (4)7 a: r6 g. }8 C0 {/ b: A
10-404 In Nonmetallic Wiring Systems
6 T' e+ g8 ?; q0 F% s: E; P/ p+ c3 O10-406 Non-electrical Equipment# X2 e; {+ {8 k/ p1 V% V
10-408 Portable Equipment (4)(b)
& \8 T$ d7 a" S6 H6 U10-410 Instrument Transformer Cases
" _6 f( p; C1 \ S1 u10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
! B9 }/ C9 ` W0 k u5 w10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
$ J: ~9 V% I+ J, [4 x1 ]* J3 LMethods of Grounding. F! l# {7 K$ [) l+ ?8 w
10-500 Effective grounding (see Appendix B)
- B2 E6 {' h3 p" d! f; {, P! d10-502 Common grounding conductors8 v8 i8 e/ d8 a+ v; ~' x$ i6 B8 Q
10-504 Common grounding electrodes
8 F z R7 p x$ o' [5 e FBonding Methods
. z0 N, b( L, H% o" P& J10-600 Clean Surfaces6 k1 C) B; ^: b/ `
10-604 Bonding at Service Equipment
2 y) |% V) R4 F8 _10-606 Means of Assuring Continuity at Service Equipment
* Q& @0 F4 x6 R; G9 C$ f10-610 Bonding at Other Than Service Equipment4 Z! d4 l5 ~* K O/ I7 P* R; t3 ~
10-612 Loosely Jointed Metal Raceways( O C* C: R7 n o' F
10-614 Bonding Jumpers Table 41
" T5 \) b+ O' D6 U B' nGrounding Electrodes
- q& K; c' z7 j. T2 m" f6 r+ n E* r10-700 Grounding Electrodes2 P# K& ^6 W! N7 h" n
10-702 Artificial Grounding Electrodes. L* `7 s- I2 X* p
N 10-700 & 10-7028 Z2 e+ a& B1 }" ?' ~& q, e/ Y
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
. W y7 S5 Z3 s0 kN 10-702
( k7 p+ k$ {+ I/ D$ ~$ R10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding" S* J! ]9 |" l. U* E% a
N 10-702
+ n! ]& L; p1 ~! G& v10-710 Use of Lightning Rods (Appendices B and G)" _( J( a: Y3 y! t) O0 [
N 10-706" r! y. e+ j- z9 l" w9 |5 e
Grounding and Bonding Conductors2 D6 Y/ q$ {8 I
10-800 Continuity of Grounding and Bonding Conductors0 D1 y& P5 w# [1 M; \, w* C1 T, z
10-802 Material for System Grounding Conductors
3 A7 ]) {+ N7 b4 T10-804 Material for Bonding Conductors
4 Z: d; G! p: ~, H0 Y: s0 \10-806 Installation of System Grounding Conductors
& }, g9 |' }, Y10-808 Installation of Equipment Bonding Conductors
" L( q) m. y. x+ R8 e. s7 b0 U10-810 Grounding Conductor Size for DC Circuits
0 p7 x0 n6 c0 U2 g* X$ f10-812 Grounding Conductor Size for AC Systems (see Appendix B)3 K& g: n( z# K
10-814 Bonding Conductor Size (Appendix B)
0 m: D0 Q& _; q2 d+ C0 A10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
+ D8 y4 j* Y. L; n1 t1 c10-818 Bonding Conductor for Outline Lighting- E+ c9 o- `: G8 v% N( L3 s
10-820 Bonding Conductor Size for Instrument Transformers u- Q8 e8 \3 X$ t/ G& E7 S; w" b
Grounding and Bonding Conductor Connections
/ i/ v4 B, V; G. x9 q/ }6 L$ V10-902 Grounding Conduct Connection to Water Pipe Electrodes& Q, w5 J1 L0 O- _. c
10-906 Bonding conductor connection to circuits and equipment' \* h3 Z6 H( ?+ i+ d9 q- B' d# d( ?
10-908 Grounding Conductor Connection to Electrodes
- _) C8 h3 I0 xLightning Arresters5 V$ P) ~, y0 A. s! I
10-1000 Lightning Arresters on Secondary Services – 750V or Less
1 f8 r' i H; L; B
- { a8 S' ]# E* [$ v" J8 vSection 12 – Wiring Methods7 H8 [* q2 s7 }' L
Scope/ L( \: H9 o) ^3 V: a$ s
12-000 Scope (Appendix B)
) X; s' D' p$ z/ S: s0 ?General Requirement+ {: r! b7 q$ o: K; t" P; X) b
12-010 Wiring in Ducts and Plenum Chambers# u. N* N( N$ g+ @' x
12-012 Underground Installations (Appendix B)6 M1 n" K z/ q, j
12-016 Lightning Rod Conductors: Z% M, b& R8 v: w8 N
Conductors - General
" G) H* \0 {* u# L6 r; R12-100 Types of Conductors (Appendix B) Table 19
8 G# V' w" M8 r8 j! f12-102 Thermoplastic-Insulated Conductors* Y$ v8 W! u" K* l
12-104 Flame Tested Coverings* B, G+ _, V* F% @5 N: n9 Y
12-106 Multi- and Single- Conductor Cables
! r3 B( e; ~6 H" n: ?+ a' T12-108 Conductors in Parallel (Appendix B)
+ P$ y$ E: R4 Z2 e/ A, D12-112 Conductor Joints and Splices3 G# o. u" N/ ?8 z Q
12-114 Ends of insulated conductors
9 e2 [& I+ t* m0 v' J3 H* \12-116 Termination of Conductors (Appendix B)
* F/ X0 g. W. d) Z9 U1 d* ?, d12-118 Termination and Splicing of Aluminum Conductors
2 t* Z, ^' G# Y1 ~" N12-120 Supporting of Conductors - Table 21. O- v# l. f) ^; t
Open Wiring
# i0 ~' j; x& J/ t2 s12-204 Spacing of Conductors+ Y t: K2 V$ {6 T2 M
12-206 Conductor Supports* p# K/ c: A8 }7 @+ ?- N
12-208 Conductors on Flat Surfaces. M! U: }- s9 g' S
12-212 Protection from Mechanical Injury+ T$ r) z! B6 B( T
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises) c, K1 \) s0 f) y2 [
12-308 Minimum Size of Overhead Conductors; {; @1 z$ D o+ A1 b1 [8 j0 |
12-318 Use of Neutral Supported Cables+ B" d) S5 w2 f' [5 w6 b' K
Nonmetallic Sheathed Cable) W# f( `# P' R8 s7 a/ Y: J
12-502 Maximum Voltage' ?2 b; n0 {6 ?7 z& f! |" [9 ^
12-510 Running of cable between Boxes and Fittings (Appendix G)
- H5 ~3 q2 M$ N) _+ p9 z: v! s W12-514 Protection on joists and rafters
, K/ D- A& X3 F# K7 v/ Z9 d7 `12-516 Protection for Cable in Concealed Installations (Appendix G)1 \' D/ u) X7 ~4 A9 a
12-522 Where Outlet Boxes Are Not Required
' [! |3 a/ Q( l, oArmoured Cable) Y% ^# _) T" U5 I) n
12-602 Use (Appendix B)
/ P2 }6 B3 i- O; s, ^! ?12-604 Protection for Armoured Cables in Lanes
' B9 o/ a0 k+ G! O. U+ L12-606 Use of Thermoplastic Covered Armoured Cable
0 D' D0 a8 U8 w ^7 \3 l& W$ o12-608 Continuity of Armoured Cable
& U& \2 w c6 H' `+ m12-610 Terminating Armoured Cable
: c7 N* L2 h( e. ]' }" m I/ j12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems# Y$ ~1 o0 p+ O+ n2 C. u( j: u
12-614 Radii of Bends in Armoured Cables) D% \9 @% ]0 S! H7 q9 P
12-616 Concealed Armoured Cable Installation% T) M& D" S# N9 T- D. ]
12-618 Running of Cable between Boxes, Etc% z0 S( N9 e/ p( [+ F
Mineral-Insulated and Aluminum-Sheathed Cable
& u9 _* _ m$ u9 ^12-702 Use2 b9 k& k6 ]5 S6 A& \7 W$ ~
12-704 Use When Embedded
+ x7 p& K3 a3 f/ Z ~12-706 Method of Supporting. d0 ~; J. V6 F \ }: K2 o1 N2 o
12-708 Direct Earth Burial
. F. g( { Q8 c8 O6 ~9 P' c12-710 Mechanical Protection
4 f6 Q% P2 Q9 G: o& j& f& c/ _- a12-712 Radii of Bends
$ O2 p% l9 R( {9 v6 h# ^" }12-714 Termination of Mineral-Insulated Cable (Appendix B)3 O( y5 I3 V( r5 U; N* d P
12-716 Connection to Other Forms of Wiring
; [ a$ H. Q% _$ [" O1 c( NFlat Conductor Cable Type FCC9 t6 F$ s% t( N7 D9 z" B8 d
12-804 Use Permitted
) _# I k! [8 e8 o' b12-806 Use Prohibited
7 l: I) O4 L8 f' m: b12-818 Anchoring
: b2 z. `8 s3 |8 `12-820 Crossings
( H R& f; M+ V9 m1 Z% r+ rRaceways - General
4 v8 j) B: ~, l( O12-904 Conductors in Raceways
2 C3 ?. g! U5 L: y) ~& w2 ~- f12-906 Protection of Conductors at Ends of Raceways8 k R4 v% D5 y% M. F' u
12-908 Inserting Conductors in Raceways
+ d9 E! f' z. |12-910 Joints or Splices Within Raceways8 ?# I* r/ S1 S0 V# I
12-912 Stranding of Conductors
! W' b# \0 L$ ~' x12-914 Electrical Continuity of Raceways0 K% k2 x5 i0 d# t7 ^- I3 A
12-922 Radii of Bends in Raceways
, i6 V8 x& O1 bN 12-922 Radii of Bends in Raceways Table 7
# N& S3 V+ _- [12-932 Protection for Raceways in Lanes1 }1 }' A8 [# R+ \
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
! n* i2 L; t5 t3 G12-938 Capping of Unused Raceways
+ ]2 Y- A2 a7 B3 N- r12-940 Maximum Number of Bends in Raceways
4 P' N$ t7 U# l: r. _ kRigid and Flexible Metal Conduit. y3 [$ F6 P6 D! D0 L
12-1002 Use
/ x2 x2 W, x: d2 B8 E9 @" C- T# L( v12-1004 Minimum Size of Conduits4 v) r1 K/ ^. U% Z$ Y
12-1006 Conduit Threads (Appendix B)0 ~* ^+ e- ]9 z% \" a1 W) ]: c( Y5 @2 o& h
12-1008 Thread Engagement3 C+ }5 j' l# p, }. q( `& `
12-1010 Maximum Spacing of Conduit Supports0 a% d: ^/ L% K, V. b
12-1012 Expansion and Contraction of Conduits (Appendix B)* D! I+ e* H/ x3 P& M6 O( m8 i" q
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 6 `% ~, D4 P5 {' y; y0 U$ w
Rigid PVC Conduit and Rigid HFT Conduit% Z$ q8 |0 p: x8 x
12-1100 Use5 E6 ~2 G8 I' s( }* T& E- e
12-1102 Restrictions on Use
; f6 ]- C: U! S/ M+ c; Q12-1104 Temperature Limitations (Appendix B)0 L5 ^9 U' ^/ Q3 W+ b5 R
12-1108 Field Bends (Appendix B), (2)
' G* m: U. y% d12-1110 Support of Luminaires4 J+ o m C' [ W7 `2 m
12-1112 Fittings; D% o3 A& Y0 z) n7 N
12-1114 Maximum Spacing of Conduit Supports
" D0 Y3 H. g6 o. n; J12-1116 Support of Equipment
1 Y7 n6 x6 [) G8 T12-1118 Expansion Joints (Appendix B example)
( z( ]2 s( Q; @9 u2 WRigid RTRC Conduit
) [1 q* p) p# I12-1210 Temperature Limitations0 U+ ~3 q2 b# Z1 T! o
12-1214 Expansion Joints (Appendix B)
" g* W9 h9 ^, S# i5 G- E' r) ULiquid-Tight Flexible Conduit
0 u" Y! n8 H9 D$ \% k12-1302 Use of Liquid-Tight Flexible Conduit
6 `3 A$ {$ g9 N12-1304 Maximum Number of Conductors
1 S2 a) H3 s$ K) G0 C12-1306 Provisions for Bonding
) J3 g# T5 v0 K- a: d& r( n! oElectrical Metallic Tubing& r+ B. g, U9 `& d
12-1402 Use9 r; n0 |3 b) E
12-1404 Supports6 Q0 b0 m, Q, _/ ^
12-1406 Minimum Tubing Size, V3 H7 i7 v! X' [. e
12-1408 Maximum Number of Conductors
4 \' ~& c# m, C) g12-1410 Connections and Couplings& i: A# z1 e0 ^& e r, V
12-1412 Radii of Bends in Tubing! k, q, q, ^4 {* t, M- a( M
N Table 7
: K6 f3 X# T( O+ h* V/ JElectrical Nonmetallic Tubing
! x8 I& a+ ]" @6 h- j1 U B9 A12-1516 Provision for Bonding Continuity
) n; J6 }3 o1 \; WN 12-1514# R4 Z8 T# a1 s/ L* h6 ^
Surface Raceways x7 I2 L+ @: r [6 a* ?
12-1602 Use of Surface Raceway (Appendix B): ~: v+ \3 a; C( h5 e0 j2 r
12-1604 Temperature Limitations
/ P& L" U- M' _12-1606 Conductors in Surface Raceways (Appendix B)
! V6 H6 g! t4 B0 z1 B12-1608 Maximum Voltage
: T9 i0 S( m' C" e l: D12-1610 Joints and splices + k/ x! d% T& L
Underfloor Raceways
5 I8 q+ _) x6 J/ Q% F$ i' F12-1712 Discontinued Outlets in Underfloor Raceways+ x) }$ h+ {/ Z* v/ A2 l2 Z' Z% r
Cellular Floors
4 _# n9 ~6 q8 y$ T12-1804 Maximum Conductor Size in Cellular Floor: R; j" q& X) o7 t' f3 J/ I
12-1820 Cellular floor discontinued outlets E# j. C6 C5 z6 t
Auxiliary Gutters
9 |. o$ M$ g, H' G12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces* C) ]) H1 X+ f8 P, {7 j% X0 ?
12-1902 Auxiliary Gutter Supports2 T# H1 t: U8 h8 }
12-1904 Auxiliary Gutter Cross-Sectional Area
% X. P' v+ p2 W1 Y. l3 n- ~Busways and Splitters9 p8 X% n" M# G( h+ Y7 _
12-2004 AC Circuits in Busways and Splitters
# i6 I* K' u) G: Y12-2006 Busway and Splitter Supports
! F8 y" g! n$ F2 q& L' d12-2008 Method of Installation of Busways
8 l; o6 `# a3 E4 J$ C m12-2012 Reduction in Size of Busways3 t" E4 z1 O& \# }8 G" ]0 `) \
12-2014 Length of Busways Used as Branch Circuits
* o+ u. E! `# D12-2018 Taps in Splitters
! W1 I' Q8 t+ M* |. L. O$ nWireways
" e6 K1 _9 u, l: O" G5 C" f+ C12-2104 Conductors in Wireways$ Z& v4 f! F, L e3 D" `
12-2106 Taps and Splices in Wireways
( O4 C* @" \8 T; Q9 K Cable Trays
2 c3 m9 d3 V1 ~12-2200 Method of Installation (Appendix B)
0 j* L. }9 n# {/ R) D12-2204 Joints and Splices Within Cable Trays
. i5 \3 h2 u& E4 p- T! \) v& m12-2208 Provisions for Bonding, A& ]2 l' L& x
12-2210 Ampacities of Conductors in Cable Trays
9 f' e, ^4 G: J WInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings* C* |/ u5 s) l: p
12-3000 Maximum Number of Outlets Per Circuit0 V" E6 X' G0 I; `, U
N 8-304
9 }. }( Y& t: _12-3002 Outlet Boxes (Appendix B)0 N& f: s8 v$ [
N 12-3000
9 Y9 e/ d6 x+ a$ l/ {12-3004 Outlet Box Covers
4 {1 D, U) o& s0 e; ON 12-3002
5 K( A4 v, a) h6 A# M12-3010 Boxes in Concrete Construction2 _" Z+ A0 [1 ~, _; I
N 12-3008
0 g1 \$ V! N+ Q7 H I* y/ |12-3012 Outlet Box Supports
} d+ a) o: b; K/ t* MN 12-30103 v `$ @* ~- p
12-3016 Accessibility of Junction Boxes, _. S6 m- `8 k
N 12-3014, \8 r# [' c0 v4 v' t
12-3018 Flush Boxes, cabinets, and Fittings" Q. e& C( |, |# \+ v, E5 o0 l
N 12-3016
; Z: S) y5 {" v; d$ A( G12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) , [/ B% A9 n. M" R
N 12-3022
+ ]/ y1 Y; Q$ v2 z/ z9 T0 ^12-3036 Maximum Number of conductors in a Box - Table 23
, u$ B# Z3 h& o% ~: x" K% b WN 12-3034
5 G+ j, g5 L1 \# g+ A$ l12-3038 Pull Box or Junction box Sizes
. H& x& q& R6 Q: V# B8 iN 12-3036
/ ^8 ]0 B. j( @% `( `! E7 V7 h, h5 _4 p2 R
Section 14 Protection and Control
; c+ N( t: W7 a0 i* C7 V3 S# TGeneral Requirement
/ r, E" b) ]; v$ z4 D' E* K" ~. N14-010 Protective and Control Devices Required3 x- [# M9 ~$ Y- C
14-016 Connection of Devices2 W j. k/ X* k/ x- i
Protective Devices – General
- d9 s. K% g$ z, C! m0 A 14-100 Overcurrent Devices Required. W# f2 M% F7 @/ \! C a3 Y" `( T
14-102 Ground Fault Protection (Appendix B)
5 g8 N7 C6 ?* E" u1 v% q4 o14-104 Rating of Overcurrent Devices (Appendix B) Table 13+ Q' `. m( o* k1 Y/ j
14-112 Overcurrent Devices in Parallel, K- c& Q, q' Z- A& U. B6 v# V3 {
Fuses2 H+ _" x+ J: o1 ?- M
14-200 Time-Delay and Low-Melting Point Fuses7 H& f' f+ C% b) U1 Z
14-202 Use of Plug Fuses
2 K' c9 u4 a" Q0 K+ r) r14-208 Rating of Fuses" I1 z5 k0 `6 ]3 N* ?
14-212 Use of Fuses (Appendix B)2 E `9 P4 |8 l; J9 j1 P/ J
Circuit Breakers7 w" c( q5 R2 \' m
14-300 Circuit Breakers, General
+ u; Y; Q( j& {! v* b: b0 m14-306 Tripping Elements for Circuit Breakers
& L9 K) d$ Y1 t P14-308 Battery Control Power for Circuit Breakers
* m3 n. F. v, {$ M4 LControl Devices - General
: W) v6 S, w* `% o* S14-402 Disconnecting Means Required for Fused Circuits
+ G2 {" C' e/ j+ ^6 q/ X, ~Control Devices - Switches
0 S/ s% v4 B* o& R8 H14-502 Mounting of knife Switches& A2 R6 T' m) r0 a! G" _# L
14-504 Maximum Rating of Switches
4 c. D) q9 s( }2 ]/ i9 [* H9 k14-508 Rating of General-Use AC/DC Switches (Appendix B)' x4 y9 R0 x* [% h
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
! j D$ O4 @( O% `$ K) VSolid State Devices. A) }/ ?; H& L Q5 ^2 ~* C; E3 w
14-700 Restriction of Use4 V0 j, P" I' ?. }& R
14-702 Disconnecting Means Required( `5 R# r# s2 R$ c- f* t
, q' u9 g2 L( x6 w
Section 16 Class 1 and Class 2 Circuits, S% l% M& `7 D( Y( R; d
General/ r0 H3 ^0 j$ j3 M
16-004 Class 1 Extra-Low-Voltage Power Circuits
0 f; G' b0 Y3 q8 B% w16-006 Class 2 Low-Energy Power Circuits
0 X3 X; d. p m: x16-012 Circuits in Communication Cables) U9 m( \" B3 S: w! }
Class 1 Circuits
& r s, x) Z! q& ]% [" W16-100 Limitation of Class 1 Circuits
! P! }0 b3 k2 C- j. @% D; E- y16-104 Overcurrent Protection of Class 1 Circuits
, @, G* M8 O1 ~/ q$ Z K Q! o16-106 Location of Overcurrent Devices in Class 1 Circuits' d; F& @9 o( n, [+ @& j( u
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
, h7 w h2 R5 p4 j; j9 ~5 a6 y16-110 Conductor Material and Sizes
7 p9 z" m2 M- N& Y! U16-112 Insulated Conductors for Class 1 Wiring; x$ M+ p: F' g# ^2 O R- B, l) |
Class 2 Circuits$ b/ ], Q, c S! ^2 I" M
16-200 Limitations of Class 2 Circuits (Appendix B)" @' k; S4 p( y& M' x5 x+ K
16-204 Marking$ ~; e, U2 I3 u
16-206 Overcurrent Protection for Class 2 Circuits
# L* q% F! R/ [' m( D! B16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
; k4 @- m! N# w/ O% S6 nELC: extra-low-voltage cable' A, \2 I2 r5 i& ~* S
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
$ l5 E e+ W! R8 q) v& L
& O& _ r8 O/ P$ ^- n$ v& J( ?Section 18 Hazardous Locations
9 ~' s |( R: B9 C% KScope and Introduction# k O* Q0 U# |, G7 B8 w0 _; r
18-004 Classification
- ~) A1 M/ Q5 J! f7 q18-006 Division of Class I Locations (Appendices B and J); S7 H" x* O6 Y% L8 b) ]
18-008 Division of Class II Locations (Appendix B)
$ J7 a. p. _. y# ~0 v$ O3 C18-010 Division of Class III Locations (Appendix B)
& ~( j" @1 X, G( _2 I, Q3 EGeneral
% M e+ n3 {" R; [# S2 X5 [18-062 Metal-Covered Cable (Appendix B)
) G0 f7 D- H2 a6 O* aInstallations in Class 1, Zone 1 Location
7 S4 B, m9 x/ t: {* O18-108 Sealing, Class I, Zone I (Appendix B)
! t' y9 ? f& z1 G
2 t2 |0 Q; t. p* \5 ?Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
. h" Z5 S/ I- q3 D- z, @Gasoline Dispensing and Service Stations' E# o- d ?" _6 e( B9 h
20-002 General, m8 v% l# [% Y6 g; ?
20-004 Hazardous Area (Appendix B)5 U3 ]: c* u" P
Propane Dispensing, Container Filling, and Storage
8 R0 q9 Y% n, D2 z; M20-034 Hazardous Areas - Table 63
( |( {4 Q0 W7 K( h+ o ]+ pCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
1 x+ v' [. P$ [+ H6 b4 @20-062 Hazardous Areas
/ B1 Y$ |' b. K" F* b/ V" T! UCommercial Garages – Repairs and Storage0 y, E: Q5 x+ p, V2 V8 |7 w5 T
20-100 Scope
' |4 ^; ~8 C; Z( ?20-102 Hazardous Areas (1) * C. `* d( J1 Z8 [& b2 ?0 m
/ M" r/ z k+ ~3 j9 W! [Section 24 Patient Care Areas
, v$ ?8 s! i) x0 t E6 J# [$ O24-000 Scope (Appendix B)
- X0 ]$ o" ?! h. Q# [9 @" T24-002 Special Terminology (Appendix B)& e' Q+ N! I& C5 [/ A% J6 z$ v
Patient care area' L6 |' D Y) x" r6 G* E* L
Patient Care Areas
# S* G' R: L; a2 R, ]* G9 E) H24-106 Receptacles in Basic Care Areas (Appendix B)
; R7 O/ Y' F" y* \* v$ r2 r) pIsolated Systems
% I& [# m X+ n24-204 Single-Phase Isolated Circuits (Appendix B)* f6 e0 g, C7 N0 l+ M
24-206
& n; R/ n! a+ B, ^3 }
3 A; a" s9 {* `! y& K3 }Section 26 Installation of Electrical Equipment/ h+ q# }* K9 T3 B
General Q9 r) {. }' z' u' U
26-004 Equipment Over Combustible Surfaces (Appendix B)# ~* ]% C% c. g( |% Y: r# S/ W
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
. |! o9 s' y4 I$ O& d# g Isolating Switches; _! y. M3 g( v# j+ p1 t
26-100 Location of Isolating Switches
7 Z/ m, b- q, h1 o# @' c; CCapacitors
- [: _9 x0 }' g4 v N! U* J, ~! Z* o26-204 Guarding of Capacitors
N# I, s7 W8 I8 _8 g2 i& ^26-206 Grounding of Capacitors. x( l* D Y3 n# L0 b9 a+ c' V4 ^
26-208 Conductor Size for Capacitors$ z' a5 V( j; x U) v$ T
26-210 Overcurrent Protection (Appendix B)
$ V+ ~( c2 N; L( ~26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits4 [- {! w" ?/ `, n- Q
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits$ R- \" n/ n8 q1 ^
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
4 D1 ~7 n* y+ t" t' z26-218 Special Provisions for Motor Circuit Capacitors
( c( ?: t# b* j: i26-222 Drainage of Stored Charge of Capacitors& [$ P3 k2 @0 N" j
Transformers; E6 {! j! i' ~; [
26-240 Transformers, General6 H7 H/ n$ n* Y! V# v( k
26-242 Outdoor Transformer Installations
# u, W. u, b) P26-244 Transformers, Mounted on Roofs (Appendix B)
2 i$ J% f: s* x9 [% N0 P4 N26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)& `- u7 X l" y/ ^, a) Q4 z+ c! I' @
26-248 Dry-Core, Open-Ventilated Type Transformers1 r$ z, I" q( t8 O- }' L. C
26-250 Disconnecting Means for Transformers
( R5 L# S+ p7 z1 H& U; C26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
# R' t3 l% s2 H" _26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
, e; F' J9 g( K, Y26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
/ I! N2 G7 M+ K& O; u: a26-258 Conductor Size for Transformers" g+ E# W3 f) H. t
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)( ?2 T9 B! @7 ^" r- o8 \
26-262 Marking of Transformers5 c2 i$ z. m) F/ u+ H8 x
26-264 Auto-Transformers
' p5 w2 a1 } Q6 ^Fences' ^: r2 } j/ w! T9 r2 g
26-302 Clearance of Equipment - Table 33
- E+ i. ~2 y1 |" j# f. ]. qPanelboards
2 w+ n8 a+ _1 u0 I26-400 Panelboards in Dwelling Units (Appendix B) _, a! r9 Z+ d+ ~' U
26-402 Location of Panelboards (Appendix G)
, G8 O9 M6 d" H, P2 ?9 dLightning Arresters
* N# A7 ~, b" E. e" ]' ?26-508 Connection of Lightning Arresters
. Z% Z+ R; J1 X: `Storage Batteries; C, }7 N* l- `( ]1 g# a* d
26-542 Special Terminology1 M: h' B, O3 v( O0 {
26-550 Battery Installation
5 V5 c% l" x' l ]26-552 Wiring to Batteries
0 d4 r& @+ P: Y. K SArc Lamps* g6 S4 i4 b, z9 Y& T
26-600 Location of Arc Lamps
+ t% K4 d" T# X# f$ \7 [26-602 Conductors to Arc Lamps
6 W$ Z7 V6 e' Y6 V; J* z* y" X26-608 Globes and Spark Arresters
( u" N2 x, @! q& O$ jReceptacles* N# N* X/ C; o# _8 B' {( P
26-700 General (Appendix B)
) I" q _) S2 y) j. y: S1 P26-702 Receptacles Exposed to the Weather
# M5 p q, O$ V0 hReceptacles in Residential Occupancies6 m/ B0 \. a/ V: T: s
26-710 General (Appendices B and G)
# Q: p' E& a r26-712 Receptacles in Dwelling Units (Appendices B and G)
$ ]* V5 C/ r6 L' d7 H. Y" @/ w26-714 Receptacles in Single Dwellings (Appendices B and G)
4 o9 D1 E# R0 [; t& }+ LBranch Circuits in Residential Occupancies9 S& q5 C6 b9 j; L+ r
26-720 General8 l+ ~+ Q& |' M6 W/ ]7 @" j
26-722 Branch Circuits in Dwelling Units C9 k- V5 J. y/ Y/ [4 A3 B: R$ a+ p
26-724 Branch Circuits in Single Dwellings0 s7 h( U* r9 q. F1 A4 ?
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
1 o' Z8 W E# j* d5 |N 26-720 (F)
- v4 F$ z* `' n$ E9 h @- Q0 GElectric Heating and Cooking Appliances7 ~- [1 Y5 \; z. X0 @+ q' b
26-744 Supply connections for Appliances$ h- u/ p8 d* _9 i: r4 Z( ^4 ~
26-750 Installation of Storage-Tank Water Heaters
4 j/ S8 `5 F- n: K26-752 Infrared Drying Lamps
3 G1 c: C4 m0 g) M' J
" j. J+ Y( c3 Z" t) _Section 28 Motors and Generators! A8 G, P" g6 n( X
General
! g' H8 B# j% s5 ?' c28-010 Special Terminology k+ C3 T) b# x% h$ x9 ^: n! N
Hermetic refrigerant motor compressor
% e4 t: [* u u* j! I% jLocked rotor current rating$ q+ k* I3 @3 u2 D0 ?
Service Factor# R! Z9 {" G5 c) i/ C
Table 44; Table 45; Table-D2
/ m ?/ n# F+ q+ m; N: R% FWiring Methods and Conductors- {$ ~: {6 `8 ]6 d4 }1 N
28-102 Portable Motors5 z4 b4 Y7 e! w& L5 H+ v' Y. _! T2 T
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity6 t) D+ G v9 t5 a, g
28-106 Conductors, Individual Motors/ {4 [1 b; J3 |6 @
28-108 Conductors, Two or More Motors
) |/ L7 t `' M+ d6 D b u2 f) ^' d; N28-110 Feeder Conductors* v6 J8 D9 V. S9 c0 _1 O9 a- i$ l
28-112 Secondary Conductors
/ z- e% T* w: E8 S7 nOvercurrent Protection
1 `$ p- F7 H5 l+ ]( G% g: U! r28-200 Branch Circuit Overcurrent Protection
' t" U8 M' ^: ~; e& Z- Q28-204 Feeder Overcurrent Protection4 D: y8 M" ~+ P. C) C% d0 e
28-206 Grouping of Motors on a Single Branch Circuit/ W* | s) X! |6 Y4 c2 c$ H
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)' `- W1 q6 W3 Y, c3 T/ {/ @( c9 x9 L- M
Overload and Overheating Protection" r, h5 `' n6 c8 x
28-302 Types of Overload Protection0 r: ?# }. r& R, J* @0 J
28-304 Number and Location of Overload Devices (Appendix B) Table 25% Y2 C0 f. T. S, V# _7 _2 b9 w
28-306 Rating or Trip Selection of Overload Devices (Appendix B)
7 {* h6 [ h, G# e k28-308 Overload Protection Not Required
0 |1 {! G5 P8 H9 j1 gUndervoltage Protection 6 Y/ S' G( h* A8 @) W
28-400 Undervoltage Protection Required for Motors (Appendix B)
. D1 o2 Y$ g& g& |. k% k9 [4 _Control6 u" x) i G% G" j0 O) H
28-500 Control Required6 `* ?4 [. N6 L" }1 |
28-502 Control Location. ?) Q# `* G- G1 P/ q' G: S) k
28-504 Starters Having Different Starting and Running Position8 Q2 ?1 t" k; \7 i. a
28-506 Grounded Control Circuit$ ^# L) N. r6 T) M- R' E" w
Disconnecting Means- [- ]4 [: y# L, l$ J
28-600 Disconnecting Means Required
( w- V4 ~- G4 W& }9 X28-602 Types and Ratings of disconnecting Means (Appendix B)
( I; ~& l* |9 O28-604 Location of Disconnecting Means
& ]' g3 `7 X& A Hermetic Refrigerant Motor-Compressors2 r5 R" c4 J/ `3 ]& \: D
28-706 Conductor Ampacity
0 g4 y+ }' _! ^+ e1 s28-708 Overcurrent Protection1 U! [0 N9 s$ O2 [: _% D9 D2 r
28-714 Disconnecting Means2 f* [- b4 t. Q
Protection and Control of Generators/ D4 P: A$ O. M' G/ z, D7 r
28-900 Disconnecting Means Required for Generators
4 e6 |1 J$ g+ [4 t& p28-902 Protection of Constant-Voltage Generators
. e! o z. N$ v- M28-904 Generator Not Driven by Electricity: u! Z( Y2 y0 A9 u
28-906 Balancer sets
; w" I* D" o! t" w0 ~5 X28-908 Three-Wire Direct-Current Generators
4 }0 O" p, c N" E1 g8 o8 l/ b1 q' D
Section 30 Installation of Lighting Equipment, f: q) E. f- v' {% H# T& G6 r C/ }
30-002 Special Terminology (Appendix B)$ c* T7 M1 m. i8 j# |$ d1 ]
General. Y0 h7 R$ @4 } q
30-102 Voltage
2 P+ Y) h7 _' ~8 S30-104 Protection (Appendix B)
+ o; ]- U. r8 f; X( c30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
* K8 B) }' j0 B5 U, I v30-108 Polarization of Luminaires
7 N/ z5 N, o9 P( }/ e30-110 Bonding of Lighting Equipment# |) j/ b; q1 g3 a0 ?' G. b% d
Location of Lighting Equipment, x" V+ B* M L( D7 g
30-200 Near or Over Combustible Material7 V8 K8 Y# _' G3 F- a E" x
30-202 In Show Windows
4 _2 r- L# ], I30-204 In Clothes Closets
) R+ }- T4 y& P) |- _' I; XInstallation of Lighting Equipment
8 I4 ?; ?- }+ K3 ?& _6 S9 l30-302 Support
e" |5 H7 d0 F a$ P2 B; c" v( Q30-304 Outlet Boxes to be Covered& |# t' R, R9 V: t
30-308 Circuit Connections8 N) j: N4 N" K/ `; P
30-310 Luminaire as a Raceway
1 m3 o2 {# n! l9 C) r1 v, G30-314 Minimum Height of Low Luminaires
- D5 L+ Y7 m9 r" [: Y* g3 b9 R, Q30-316 Luminaires Exposed to Flying Objects
" v) r# j$ y3 {6 h30-320 Luminaires in Damp or Wet Locations1 L4 Q3 L, J. h. |& ^; W4 o$ l
N 30-318
: v) k( W* d) pWiring of Lighting Equipment
8 ?/ U8 ^( V1 @30-400 Wiring of Luminaires& Z8 ]) Q5 ?- Z. b4 b
30-402 Colour Coding! [, ~5 y) t" H; f3 d
30-404 Conductor Insulation3 q H2 L. h `) j
30-406 Conductors on Movable Parts, A2 ?8 q9 ?; {, w
30-408 Wiring of Ceiling Outlet Boxes
5 R! Y. @% c/ L7 I8 W! D) O. R6 J* ^30-410 Wiring of Show Window Luminaires
0 C% y5 R p- I' D# c30-412 Tap Connection Conductors
# `0 S/ U5 ]& V" C8 J9 |Luminaires in buildings of Residential Occupancy7 p# E9 P# l5 }6 k# f4 n: F
30-500 Lighting Equipment at Entrances (Appendix G); @1 [( Z: a, E) h3 {
30-502 Luminaires in Dwelling Units (Appendix G)2 w5 `. t8 y0 t% ^" I# V
30-504 Stairways (Appendix G). E" n4 c' w! v+ F$ T' p
30-506 Basements (Appendix G)* j: G) m/ h d# z
30-508 Storage Rooms (Appendix G)
8 i. g R' k* [* B+ {) h% X9 P* _" U30-510 Garages and Carports (Appendix G)
/ k2 ^1 g, V1 f; j9 zLampholders8 d4 y1 j2 r/ L h, O: s* A
30-600 Lampholder rating with Incandescent Lamps5 {5 _4 h$ ^, K8 k6 H
N CANCEL( t1 v- ^# [ g5 l1 I' A# K
30-602 Connections to Lampholders- N) q/ [5 V3 s
N 30-600
2 L" c, c7 y7 o$ z30-604 Switched Lampholders Used on Unidentified Circuits' X, F3 @: B. |) y" {
N 30-602
. y7 E0 ?. f2 |30-606 Switched Lampholders with Pull-Type Mechanisms
2 R( i% J% [' ~# K, H/ cN 30-604
0 R/ W( [0 D w! P30-610 Pendant Lampholders
( s' L2 `1 m @3 w* CN 30-608
$ w# n+ Y4 L6 I9 d- G* B0 WElectric-Discharge Lighting Systems Operating at 1000V or Less. T* |3 M+ X( G) c, f! r
30-710 Control (Appendix B)
4 B+ o( Z# j5 E7 E0 \30-712 Branch Circuit Capacity
$ O0 E! ^$ I% k& D* ?Electric-Discharge Lighting Systems Operating at More Than 1000V2 y" B/ b; B2 o
30-802 Voltages, Dwelling Units
* W1 T9 ?# e: \ C: u8 I30-804 control (Appendix B)8 ]/ T h: Z2 @4 H2 x$ H
Recessed Luminaires (Appendix G)
, @; g; u1 C; G: F2 D30-902 Spacings for Non-IC Type Luminaires$ n ` {$ L! J" m$ L, P& V
30-910 Wiring of Recessed Luminaires (Appendix B)% V3 I: v1 S. M6 y9 I
Exposed Wiring for Permanent Outdoor Lighting
" g& l( X. {- M30-1120 Branch Circuit Loading and Protection5 d: ]5 U! y3 f% [5 |: V# k
Extra-Low-Voltage Lighting Systems
/ o7 i' l" @5 q1 g+ P' r! U30-1202 Sources of Supply) b' `0 G+ y# f
: Y1 T/ F. l! N/ qSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
( ^ I7 |4 {1 H6 i6 @3 @Fire Alarm Systems
# R" x, W6 s1 d K8 P; m5 K. _3 U0 i. g32-100 Conductors
# Y+ J. \( W0 v& _* T- J32-102 Wiring Method
R/ j7 y7 s# q, z+ ?' c1 ^% F32-104 Equipment Bonding
! `/ }& ?4 s* ]7 Z32-106 Electrical Supervision3 ?1 b1 Z4 q: f* [' a
32-108 Current Supply
8 S& x5 @' f2 V" C; K32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)$ n$ {( \; `# {' m8 T/ S2 x
Fire Pumps) m3 x0 i' U8 K h
32-208 Overcurrent Protection (Appendix B)
2 W, w! J; K3 h) @8 e* kN 32-206
$ d% z. E( k% V' s32-210 Overload and Overheating Protection (Appendix B)$ ^* d! j& }9 O d! L+ a* k- p/ X! N
32-212 Ground Fault Circuit Interrupter (Appendix B)
! A& o V( D3 F# e" \( e4 E7 A; N
2 y% H9 p5 V5 z: h7 vSection 36 High-Voltage Installations
( ]( N- V L1 y7 fGeneral$ i$ G$ i7 N& u/ ?4 ?+ x7 I
36-000 Scope (Appendix B)
7 P0 a/ O j. w. P0 V9 {36-006 Warning Notices6 F$ R; A" |/ V5 H( }7 N! D$ i4 u
Wiring Methods
. t: c: p- M5 b( B+ c/ m4 X9 S36-102 Radii of Bends
; `1 J3 h/ O1 H9 A; ~# A36-104 Shielding of thermoset insulated conductors$ k- s3 u' Q) o9 o+ p* E$ J/ w
36-108 Spacing of Exposed Conductors (1) table 30, table 31
8 f; G" c. _, K* i) W. E, `2 L36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
! p! [2 K% U! q1 i$ m w( rControl and Protective Equipment) s v1 h! Q, a) T9 m7 f/ T
36-214 Disconnecting Means
4 N/ t8 O, w4 a! c) I- | Grounding and Bonding
# s- e( R* Q- _% G36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
7 E/ @6 q# S! z4 t36-302 Station Ground Electrode (Appendix B)
" I# ], `; s0 ~) v, Z5 N1 O0 D) d36-304 Station Ground Resistance (Appendix B)( A, A9 v: z; g
36-308 Connections to the Station Ground Electrode (Appendix B)
, c$ e. ~8 c& N" Y0 V, J' T36-310 Gang-Operated Switch Handle Grounds6 L$ } o" L( K3 o
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations( K9 g% d- Q' O' w' C5 f5 X: A
$ \6 {, ]9 V/ @: s0 j
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment" R* K0 ^4 _& `/ G/ s
38-002 Special Terminology (Appendix B)
+ k) P6 Z8 ?! r6 ~7 t38-003 Voltage Limitations (Appendix B); A" ]7 T* r! |4 e+ Y' J2 R
38-004 Live Parts Enclosed
6 M5 k/ _9 m* ^! y' h38-005 Working Clearances
( i) w9 t" N* g# h/ }38-011 Insulation and Types of Conductors
" h- J3 [7 y$ W38-012 Minimum Size of Conductors
4 b# a, s6 Z% z8 r7 ]4 h9 I; f; e7 u" t* l: L* D
Section 40 Electric Cranes and Hoists2 p6 C0 e& A8 y( p2 A C5 `
40-008 Disconnecting Means
9 a# m4 A7 X% U. W, B40-010 Main Contact Conductors6 R4 M# `4 U! Y7 }
t+ E$ N% y' k$ N7 ?' W0 HSection 42 Electric Welders/ F Q& S) I* `
Transformer Arc Welders$ k u* G+ e# R1 x# m
42-006 Supply Conductors: }' N, G9 N2 Q4 Y# f( M
* o' X8 R( q# L$ |
Section 44: Theatre Installations
3 \, ~, N9 c C/ EGeneral9 m6 z i% K3 [
44-104 Number of Conductors in Raceways
; s: o4 G# m7 n/ V44-106 Aisle Lights in Moving Picture Theatres
6 i' ~2 g* S: n# E& W& y; XFixed Stage Switchboards- Q& `8 Z- s3 C- ]" ]! e
44-210 Overcurrent Protection: { V, F1 V+ U7 @* f. {9 G
Fixed Stage Equipment8 K* t0 l& Q& r( s
44-324 Receptacles in Gallery Pockets* M+ ~& Y* }9 |. m
44-326 Receptacles and Plugs
" U* Y0 s3 H# Q& k% d6 k( p8 k4 U2 a; {7 K& ^9 j8 P6 Y
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
0 L* Z: a! S3 S1 b: f, e& b8 yGeneral
! A' l Y0 p, Z; v46-102 Instructions6 o- U( ], h- w7 }$ V1 d- b/ H
46-108 Method of Wiring (Appendices B and G)
( c/ u( t `; {9 V0 }8 b7 sEmergency Systems3 r. d+ [8 A* t# U. @/ C
46-202 Supply (Appendix G)9 K2 G6 S; v; e6 l$ `
46-204 Control
/ I4 Z9 L$ K) }" b2 g% o46-206 Overcurrent Protection/ y8 W6 g( z; ]8 \0 t, X) J1 |
46-210 Remote Lamps! P) n2 H3 S" W$ x6 ~
Unit Equipment
4 ^( U5 |! t- v46-304 Supply Connections
1 @$ f2 y& L3 \5 U0 H* v, }1 e46-306 Remote Lamps (Appendix B); V. ~( Y4 X) @7 n7 n; V( A
Exit Signs7 y+ D! O+ P5 t X$ ] M2 W
46-400 Exit Signs (Appendix B and G)
" V& @2 _6 a/ d8 H3 U% }9 P* v% s' J4 e& c. Q5 K5 L
Section 54 Community Antenna Distribution and Radio and Television Installations( R/ o$ X; O( a j, z
54-000 Scope
+ @1 F7 A* k% P* K54-004 Community Antenna Distribution (Appendix B)7 u' m' ?6 x0 d
Community Antenna distribution
9 j" ]+ {3 _2 r$ S6 Z54-100 Conductors; v9 B8 Y Z) f
54-102 Voltage and Current Limitations (Appendix B)1 H5 @" s1 P: W9 C% `
Protection g; I) b" K4 V
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)8 I& l. }+ q4 ?* ?# G* n9 T; g* R) ~
Grounding
7 L0 V n- V& F0 R# g4 P2 ?/ e" A54-300 Grounding Conductor
+ T& Y4 v) j9 G* F% QConductors Within Buildings
1 l' b' q; k# t" c% \5 t$ z/ a54-400 Separation from Other Conductors/ F% o. {/ I0 U& u* r! P6 L
Equipment# a! V, l8 A" E2 R0 S# ^5 l* \1 A/ J
54-500 Community Antenna Distribution Amplifiers and Other Power Sources/ p9 ]0 X0 x: K; l- ^+ Q
54-502 Exposed Equipment and Terminations
0 a: @- f. B1 Y. C6 F+ D% }, G" t. k' V
Section 56 Optical Fiber Cables/ T, ?' z4 \$ Y( I+ R
General
; w' U6 n: X! c$ Q S4 p' e2 t56-100 Special Terminology/ M4 E( T4 g% z; c! }7 l
56-102 Types
7 I0 A) R$ j- ^1 E" c- ?8 n* HInstallation Methods. w' Z: F5 A' Q7 K- x
56-200 Nonconductive Optical Fiber Cables (Appendix B)
' }5 M3 T5 f* j- i# X56-202 Conductive Optical Fiber Cables (Appendix B)7 Q$ y2 {) h$ J* a5 l* D/ ]0 }
56-204 Hybrid Cables! }( Q* }8 z$ K, y1 _3 B' g
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)! l; R' ^: x9 n: C& ?
0 V! D# e5 f: W: P7 l' ~Section 60 Electrical Communication Systems
6 w7 p9 s8 s3 P* c: x) E- }+ x# y+ t$ oGeneral5 C' r( v4 ?; c4 L5 ?3 y4 {
60-100 Special Terminology
: t6 S$ ? M8 B; G$ y( oProtection
# F+ f% ]0 Z7 b7 V' b, f60-202 Primary Protector Requirements3 D7 ]+ p. {8 r, U
Inside Conductors
3 J' ^. p9 h* W6 i+ R$ @% I X60-308 Separation from Other Conductors
. g& g+ d8 x8 w6 k( uEquipment
) r) ~# v- u$ [, p) w60-404 Exposed Equipment and Terminations/ Z3 ?9 E( S+ A# R ]( ^. @. K$ ^9 v
Underground Circuits
9 b G1 W& i* c6 J60-600 Direct Buried Systems! F0 p3 X2 m" Z& W9 ^* ?3 i
& |" L5 g/ Q, I
Section 62 Fixed Electric Space and Surface Heating Systems4 m Y; w8 b6 r
General
7 r* e6 X6 ]/ k! ]0 X62-102 Special Terminology1 C @, ^) ~( t O. x6 D( B
62-108 Branch Circuits
) C" Z# c+ F- e62-110 Installation of Fixtures
9 r* ~: w" Q# ^! m q$ V$ L62-114 Overcurrent Protection and Grouping (Appendix B) (5)
2 P* [# t' u7 p62-116 Demand Factors for Service Conductors and Feeders (2)
$ ^$ c7 _4 I& b1 x7 }" w62-118 Temperature Control Devices
: r1 Q" |6 |5 }3 X62-122 Installation of Series Heating Cable Sets (4)(7)
4 }3 R/ N' c% c* SElectric Space Heating Systems8 u4 R" c/ i9 x
62-202 Temperature Control# z I$ D5 o8 Z: r$ O$ O6 P _
62-206 Proximity of Other Wiring (Appendix B)3 D" p# J$ R: Q
62-214 Installation of Heating Panels and Heating Panel Sets
% a4 d% u1 y9 ~% M& i- F, f0 d62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
: N. {# f8 E) t5 o9 P) K: `' L62-226 Installation of Under-Floor Covering Heating Panel Sets
& Q* X, e8 Q n. A& `' _Electric Surface Heating Systems
4 Y+ y3 h4 @9 j2 a' s7 I9 E/ B62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
$ h7 x! E) }3 [# ?( r1 w
" ?0 P% b, e% `$ x) U9 M) qSection 68 Pools, Tubs, and Spas2 B, b& W! H5 D, n2 |
General/ ?5 U! I9 s% |) U- e! H# F; c
68-050 Special Terminology5 H6 M7 {. y G- g
68-056 Underground Wiring - Table 61& p! n6 G- D- ~3 p3 `
68-058 Bonding to Ground (Appendix B): o/ i: d- F: c: U: R7 f. D: |1 N
68-060 Junction and Deck Boxes (Appendix B): s% u: S0 O1 W* Q6 ?
68-064 Receptacles. N" ~$ H0 R- e+ E U- g4 `5 A
68-066 Luminaires and Lighting Equipment
6 I/ Q. h- H0 S& @7 Z68-068 Ground Fault Circuit Interrupters (Appendix B)+ M8 M$ T2 ~3 G1 s
8 d( e" O: j3 [2 ?9 WSection 70 — Electrical requirements for factory-built relocatable structures and
/ D) k. I% x7 E/ ~- i9 R2 nnon-relocatable structures R+ q8 t6 s9 n% v: \
70-130 Tests (see Appendix B)
' Z* R1 S- k' P: G& a6 }: k& a8 b/ z9 I- k X
Section 76 Temporary Wiring (Appendix G)
8 ]+ C, w6 m' v" R( X4 U76-004 Grounding
4 s8 ~$ T' Y, y+ D, u O76-008 Service Entrance Equipment5 \# |7 B, U7 g& Q, Y% p9 l" I; j
N 76-0061 h; n/ p. u) b6 b4 [9 G: e+ _
76-014 Branch Circuits& l+ l1 U4 K+ b0 N |, W. U
N 76-012
2 u2 Q7 Y7 Z) ^( h1 a% ^/ [7 a. T; \( m% D, v
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
# ~! ^ Y9 n2 d. C6 g0 p0 eMarinas and Yacht Clubs! d {1 J5 M. P/ w8 [2 X7 j {
78-052 Receptacles9 e, j7 l) ?: J i1 s) T
78-056 Feeders and Services
# u: q1 M' F* T6 f) |2 L! vMarine Wharves, Structures, and Fishing Harbours
8 g7 B# K2 C; X( P4 F3 R78-106 Grounding and Bonding
* T7 Z( Z) @4 D) qTables7 ]) G5 S, Q0 G# b' m y& ]
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
, D8 ?) ~/ h$ f. ] C: u5 y6 C! q- U2 z4 b/ h( d! ^# E* H
Diagrams: 1, 2, 7+ s9 _$ w$ v1 n: r/ Y6 a
( m n( H, t, D7 i1 S; o0 m
Appendix B
) U; t; u3 x1 R) O5 x. [8 ?P352: Ground fault circuit interrupter- 6mA
" O( } ^0 i" z3 b* c( t: WP354: 2-126 FT1, FT4" Z( U/ S) i8 X, e
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
6 n% u1 F2 \; |7 N& LP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
; Y, L' ~3 [% Y0 fP370: 12-1012, 1118, 1214 Example:6 B' h; g; G i" y
P371: 12-1108
% z8 S& M* z1 {& `4 n5 T+ M t! m2 fP381: 18-108(1)(b), 18-158(1)(b)8 b- L! Q0 [5 x4 c; k% W
P386: 24-2069 u8 B5 {% T ^: z* ]
P389: 26-2564 A3 G- A5 U& D6 o, O& E
P391-P393: Section 28, Example to determine Motor Conductors and Protection' M; a/ G' A$ s# V' V7 E3 s7 K
# ?6 L/ N) |) { OAppendix D$ u( w- `. c' U5 ^7 }
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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