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Canadian Electrical Code Review Guide
7 l3 O; U. F. Q+ a. l8 ^For the Exam of Electrician For Red Seal License" A% B9 {* d; K- P
/ v- ^' d7 g& ~ o+ @% x- b+ h. OLesson One
/ T$ w3 X c0 e. `Section 0 DEFINITIONS
1 O$ o% F3 g+ Y$ Y! v2 NThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
9 L7 q$ m6 O: R$ {Accessible as applied to wiring methods( o* b+ ?# ^0 F3 l \2 H9 |) y) n
Alive or live
$ s9 E8 U8 E3 C) S7 m, jAluminum-sheathed cable- F& c; P8 \# h
Ampacity8 _1 Z# o9 q+ K/ A; j* C8 R
Authorized person
* u" w" r- J( F$ h7 b/ A5 N3 ]Auxiliary gutter
! {1 j+ K3 t0 v7 G/ HAWG
% _; G3 {/ p) n* l6 o% ?: GBonding" P1 }9 X+ ^6 I, i) `- n, p
Cable tray
* L4 Y L/ i Y4 j _' kCellular floor
/ q! g( @# T% h3 G0 e7 }8 l' v6 _) JBranch circuit
! v+ D; A4 j: h; d5 [- |Bus
J6 `: x$ \2 g4 _3 VBusway* f( Q' _* U; V
Communication circuit
( p7 a" s! L) C9 l' U, mExtra-low-voltage power circuit: |2 u% e! q4 `* U
Low-energy power circuit
+ Q( M: Z0 M- w. q# Q) _Multi-wire branch circuit3 J& y8 N0 ^4 R' [9 q
Remote control circuit! p$ B2 Z" W) U$ ^9 ~2 R
Signal circuit5 d& s- f2 c& X; A; ?% x4 [- E
Circuit breaker
. Z8 F* [" l' ~$ }Instantaneous-trip circuit breaker. i8 Q; Y9 z- E; r& y1 K% Y
Conductor
3 n' [/ n0 E; N. q# UConduit Z- K7 h% t9 P6 A9 Z* W! ?
Flexible metal conduit
7 U; @ z- X0 J8 D6 _ Liquid-tight flexible conduit* t) l, ]2 `9 ~( P( k
Rigid conduit. m( d, x v, l& k
Rigid metal conduit
$ s" X9 h- T6 x& m& a Rigid nonmetallic conduit, S1 l0 ]+ C2 v! J) h% y1 I
Rigid PVC conduit3 c* m: F: J; y1 Z
Connector
w3 J& A5 b$ `. R @ Box connector& ?. @% J: K b |& Q
Wire connector2 e4 ~" _! u4 e8 @ { V9 u. i0 A
Controller
' m, c+ ?1 X! Z: Y% b+ ADisconnecting means
' w: o9 Q6 t) a: x8 ?. b( ]Dust-tight- {! ~' }0 Z5 K
Dwelling unit
3 E, i# v9 P- [7 \Electrical contractor
# L* r9 w0 A, y4 d0 V+ gElectrical metallic tubing
2 z+ @4 E. a, n4 K7 `. YElectrical nonmetallic tubing5 A( v5 s! t# l
Emergency lighting
4 D# R# n: D" X8 XExplosion-proof0 Y Y' R' W2 ]9 v6 M) \6 Q
Extra-low-voltage power circuit1 J: e' ~8 c4 g1 a! E) n; T7 P
Feeder. { V' E8 O: v6 W. c! ^& ^$ ^
Flexible metal conduit
9 w$ ?' e% C, P4 WGround! o, L/ X; J* W$ }* e2 W! \
Ground fault circuit interrupter
0 M F1 ]3 y# a7 `2 lGrounded
) m& B c0 i# ^Grounding1 s2 X0 x. X9 t% F# D* A, ^6 D
Grounding conductor
/ a! `6 |: ?% i4 g+ MGrounding electrode$ T. D/ [- }/ f0 r r8 q9 ]
Guarded
' C* M* R. K* {5 [; B' AHoistway; [& J; N( c. B& j5 V' s. c
Identified
9 {6 J2 D+ ~5 X4 kLampholder: y Z* W3 C: ~7 d/ P
Low-voltage protection" Z5 a' Q& h- }2 s
Low-voltage release
: a2 B3 k0 @/ t3 b6 zNeutral
& v. }7 C8 g5 j5 O' gNoncombustible construction5 L5 J3 C9 c+ b% V& Z8 K+ }% m4 ~% P
Outlet
2 l( L1 t5 }- ?Outline lighting
6 l: m5 e$ P7 L3 TOver current device
9 g0 n6 Z6 z( f! {Overload device
7 L% a4 l) B/ @3 Q5 @/ c0 T( cPanel board& x' Z) V+ x% ?4 F q4 G, N4 f8 e
Panelboard, enclosed9 E- Z* h7 L$ S2 z% e
Permanently connected equipment1 @) e% e+ K6 D3 a6 j* I
Permit% S, \- C) J) T# I4 v6 R4 m9 K. x8 R
Plenum
4 c$ u$ y6 \; ^; kPortable as applied to electrical equipment
7 T0 _2 ?4 f, GPortable ground fault circuit interrupter
( F' G- W' w! ?7 p4 T, P7 BPower supply cord6 r4 X' _9 i7 V1 @
Raceway
! k" N8 z; b" S7 q1 J0 e* XReceptacle
& E1 t9 K0 N; v3 e$ U Duplex receptacle O# d6 d/ s# `/ S- _$ U
Single receptacle
7 F4 b2 p( l& ]3 k7 b$ t% D Split receptacle
5 \' a( q2 C8 Z2 k1 lService, consumer‘s; L# t1 v. L! S. s2 u9 S/ z3 t5 j% i
Service, supply
8 L) B) e) h- k8 a/ @" CService box
; w# x; Z' d6 ~) H' R4 a1 QService room
% F6 W, a6 q& gSingle-dwelling1 e; F; t! q1 L T% ]
Slow-burning as applied to conductor insulation
b" o+ r7 P* {* wSplitter+ L6 z I; b4 I7 C1 @+ j
Starter6 }% X& p0 ]8 J5 R
Switch7 s L t1 j6 ~, D! x
General-use switch
- h" T7 Z1 {% d# l Indicating switch' [4 X! ?# k: c G4 L' O
Isolating switch$ _# n3 p: d d# t1 w5 \
Motor-circuit switch
4 m. n2 p% u, D0 B" [( H. SSystem
2 b' R& S* E; v4 S( F1 `* p Communication system, J4 s* S& y% ^" T' u
Community antenna distribution system(CATV)
0 ?! ~/ }! {& S$ U8 w% ?# R9 n Grounding system
) Z# r/ ]/ J! G# [: Z1 _Underfloor raceway& N. h5 `. |1 A. z9 }2 c$ \/ a
Voltage:
4 d0 U( y- f _, v- P; v) | Extra-low voltage5 D4 B6 d" i& J8 q+ E
High voltage$ b2 W: ?" R% M
Low voltage G7 G% `4 E" n; Y7 X: s# Q
Voltage of a circuit7 ?' M' ^- b( C6 A# N% Y
Voltage-to-ground% P3 W% X+ N4 q( a3 f" e2 c
Wireway
9 s0 i2 |+ C' p* M @% s3 D+ O, |' Q D$ M" }1 }) ~- L8 C% u
Section 2 GENERAL RULES
$ Z* {8 j, ?& ~/ Q5 TAdministrative4 D$ R( d& M. H2 ~0 i% d
2-018 Reconnection: f. C$ T9 e) s9 H% w
2-030 Deviation or Postponement3 V# ~3 i1 b$ z
Technical General9 {# V' C. {6 w
2-106 Circuit Voltage-to-Ground – Dwelling units
0 j, U/ E9 M+ n" x2 E2-114 Soldering Fluxes3 Z* @) v$ ~7 |$ Z3 l4 D8 c4 h
2-116 AWG Sizes of conductors3 x" W, t0 k; I1 O4 w3 B
2-124 Fire spread (see Appendices B and G)
! m, a$ C$ o% F0 i5 g' M2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
) w! Z' i* \( }. ~2 N1 ^Protection of Persons and Property! ]9 K& O' W" {% u9 p
2-202 Guarding of Bare Live Parts( i/ O8 A2 l ], K8 P) U" D
Maintenance and Operation4 V" U5 A. c/ x' | H) j' C: k
2-304 Disconnection
1 h H. A/ y. S/ @1 M, p7 K. z4 i2-306 Maintenance of Live Equipment
. I2 T" Y% Z q! ~+ l5 T7 J! AN 2-306 Shock and flash protection (see Appendix B)7 }( m; R3 H% f; w5 M
2-308 Working Space About Electrical Equipment: Table-56
2 R! Z/ N: j9 m" I' h2-310 Entrance to, and Exit from, Working Space& }. T: ^1 G% d8 h7 e$ x; O9 v' @+ X5 k
2-320 Drainage
% F% h( R) {1 F. r, B2-322 Electrical Equipment near combustible Gas Meters and other Devices
/ a# n9 h8 Z9 hEnclosures
% p" [' G% p* }# y/ Z2 X2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
# b8 d& P1 }% T; `# a2-404 Marking of Motors: DP, WP, TE* Z6 `6 N/ W! S% P
) a# J" M/ k/ @) |. ySection 4 Conductors$ w- a: e. k+ k4 T$ C. m* F
4-000 Scope$ P5 E: y, W' t; H2 L" {' m, A
4-002 Size of Conductors: 14#, 12#
, [ w4 E- _$ M6 T4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
* P8 M3 |! X. R! S1 M4-006 Insulated Conductors: Table 19
7 n1 Q* e" i* z9 r3 W3 M2 _7 I4-010 Uses of Flexible Cord: Table 11
2 d+ d+ ~5 s- z e% Z5 K4-012 Sizes of Flexible Cord
! M% }$ K2 n- u, X8 w% B3 {: k) h4-014 Ampacity of Flexible Cords: Table 12
8 q# g( R O" P% O, T4-018 Equipment Wire
) B5 p5 i8 {4 K% T0 F. i6 x1 |6 r9 o4-020 Insulation of Neutral Conductors
- \, Y6 o5 G. n3 d' U) ^4-022 Size of Neutral conductor
# M q( _3 `; V' s4-024 Common Neutral Conductor
" ?% Q# @$ l! \$ P3 }4 l7 _" t7 [4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
+ X5 I6 O, Y5 i4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum* V' P# q4 z, \ p5 Q6 e/ |( |' j
4-032 Identification of Type MI Neutral Conductors- r( C* Q; r e4 D6 l, r0 P5 L
4-034 Use of Identified Conductors, O- B# E/ \0 t
4-036 Colour of Conductors: Phase A, B, C, … x m( X f9 D, M( J: t$ y; m8 @8 O
5 T* N& a% h5 A- K9 D/ r3 V; e) _Section 6 Services and Service Equipment8 T) ~$ ~6 K8 j8 y
General2 J3 D8 B7 R' Q6 r
6-102 Number of Supply Services Permitted+ E& ?1 n& W* Z7 H* a+ E
6-104 Number of Consumer’s Services Permitted in or on a Building y; ?0 H, m+ A5 a2 P
6-108 Supply Service from an Electric Railway System
* V' j5 ^; D! ?, c4 W! {6-110 Three-wire Consumer’s Services
, l1 h- K; L! G9 R" ^! Q9 s6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
* k' Z4 E6 l4 l) p6-114 Methods of terminating conductors at consumer’s service/ b1 E8 {0 r/ n; {& Y" d
6-116 Consumer’s Service Head Location
! q6 K6 |0 M8 `% r5 ~" pControl and Protective Equipment
- Y* y0 m% ^* K7 L6-200 Service Equipment
/ R8 r* M* p2 F) Z% W6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
% `, Y! h# K' I# h" F5 C3 h3 I6-208 Consumer’s Service Conductors Location7 Z6 p0 b3 j; J# Y4 T' @
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
2 |$ ^1 P; h( [* w+ {6-212 Wiring Space in Enclosures
: N9 m, C) P) d& V6-214 Marking of Service Boxes' b( y1 [) ~* w
Wiring Methods
0 V1 Y' w5 S5 X( H& m, V; |. y. @1 R6-300 Underground Consumer’s Services$ Q! b3 P" j; k, v5 E
6-302 Overhead Consumer’s Service Conductors; t! e+ ?, M! n% J
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable5 r; t5 W7 j4 J7 F+ B
6-306 Consumer’s Service Raceways `; u6 W: ~1 M' k n% H. D
6-308 Use of Bare Neutral in Consumer’s Service
: T! Y( {" ^' [9 ]$ m6-310 Use of Joints in Consumer’s Service Neutral Conductors
& L- ^5 D `- `4 O8 @6-312 Condensation in Consumer’s Service Raceway
0 G N: n; j) QMetering Equipment
) k% ^3 n' s7 I9 c' D; w6-400 Metering Equipment: I/ ^, S5 N& f
6-402 Method of Installing Meter Loops
. d6 ?/ W) U( O/ \% f6-404 Enclosures for Instrument Transformers* } F6 q' W! H2 j" E9 J3 w% U
6-408 Location of Meters
+ e5 J' b+ l9 E3 S2 q- c6 P* \* ]5 U
o! W, l: J( O! g3 e# O' JSection 8 Circuit Loading and Demand Factors
3 }' Z( F5 e$ R1 U4 aGeneral
+ F! e' Z. O5 |8-100 Current Calculations
' K1 J: C! g! f* H* }8-102 Voltage Drop ( see Appendix D)2 m$ \" b" t6 _9 H# ^3 V0 ~
8-104 Maximum Circuit Loading; p: r! B, T% C5 A6 l
8-108 Number of Branch Circuit Positions
i: |$ K- e* x' ?7 a8-110 Determination of Areas
% l8 V3 M. t1 n' ~Services and Feeders
+ y, `9 e4 @( q0 f- ~% U: `8-200 Single Dwellings (see Appendix B)4 f# y3 o0 q9 m$ T# `& I6 A
8-202 Apartment and Similar Buildings
0 l- C6 ?1 S) l* b8-204 Schools0 R( W% K. p; s6 ?+ `
8-206 Hospitals- Y. v3 W2 b) i) H2 u
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
3 P: D$ P2 U3 ~; c6 w8-210 Other Types of Occupancy (Table 14)1 {3 b3 b. u6 j- i. K( q
8-212 Special Lighting Circuits
" }* }; A6 L. M5 z k5 LBranch Circuits
) e, A+ v& e9 X: i1 j. J7 T8-300 Branch Circuits Supplying Electric Ranges; D% z" ?) E! I$ E4 l
8-302 Connected Loads
5 ^2 K+ f5 S& [/ y( L
1 B+ @: {! \; F% `( P8 E# U1 @Section 10 Grounding and Bonding' p2 j6 q- L1 M! ^1 {+ B
Scope and Object3 y6 q* ^1 c3 d% v: d7 M$ s
10-002 Object
( A# t4 z9 q1 _% r. V& vSystem and Circuit Grounding
* f# S$ Q2 @! D# ~( G/ Z; e$ t10-102 Two-Wire Direct-Current Systems# ^0 j" o2 r3 X7 d2 S* _0 E
10-104 Three-Wire Direct-Current Systems: x, t0 \! ?' E
10-106 Alternating-Current Systems
1 T7 t# K* s) y9 }: J n5 S10-110 Electric Crane Circuits
" y2 V+ `- V6 g8 o" b6 X10-114 Circuits of Less Than 50 V5 Z* f' O& k$ V: C9 ?# C
10-116 Instrument Transformer Circuits7 m5 g2 y* Z& F) V1 ^2 @; Z
Grounding Connections for Systems and Circuits
, e) ^9 q( `/ c3 }5 L10-200 Current Over Grounding and Bonding Conductors
6 E$ { p+ }) w% @$ B$ s+ t- A10-204 Grounding Connections for Alternating-Current Systems' {1 e" k0 M2 Y# _5 M; z, D
10-206 Grounding Connections for Isolated Systems
" R' U0 h/ e% y3 R' B10-210 Conductor to be Grounded! F% u8 w6 K' m) S
Conductor Enclosure Bonding
: N6 A6 S2 [, g10-302 Other Conductor Enclosures
, ~* M- _: F: vN 10-304
/ v( @$ b) T- {, ZEquipment Bonding( P8 Y$ G- Q. n: M, D- I
10-400 Fixed Equipment, General
% q/ | y+ ^& I; C) A4 x5 C10-402 Fixed Equipment, Specific (3), (4)) c8 [+ N# f3 n# R1 y) p
10-404 In Nonmetallic Wiring Systems
) _& D0 i, I X, ?/ k L10-406 Non-electrical Equipment
3 A, o' f$ ]* q# l4 V& i10-408 Portable Equipment (4)(b)* ?; W5 i% N# Z2 U" {% n! v
10-410 Instrument Transformer Cases
) ~' `4 z. X# k- ?: J+ t10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less5 e. _0 M* X' l& _: c! z. x
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V2 p2 x. x/ {8 p) y/ }# y+ a5 V7 C
Methods of Grounding% Z& m/ N$ P e# m C6 F
10-500 Effective grounding (see Appendix B)
5 i8 \9 p7 f, N4 T% d; h10-502 Common grounding conductors
6 ?# n0 _/ ]* ]5 e) O/ Z# e10-504 Common grounding electrodes
# _* ?. r3 \, G" ` gBonding Methods
* n* O' d$ d# V5 u0 t% d10-600 Clean Surfaces
+ q1 s- B O) W' ]& z3 Y H10-604 Bonding at Service Equipment
# D6 P! S" S M) k* W4 Z% j, p10-606 Means of Assuring Continuity at Service Equipment1 r8 N% N( I% n4 l5 e
10-610 Bonding at Other Than Service Equipment
: D3 D* X, L9 u10-612 Loosely Jointed Metal Raceways E$ l, b9 z) b. p8 O
10-614 Bonding Jumpers Table 41
% j0 A1 {+ N' `& ^2 F: V5 IGrounding Electrodes
7 Y, x9 x) d2 [( _1 }, W10-700 Grounding Electrodes
# e$ c7 m( R/ l4 A10-702 Artificial Grounding Electrodes6 q+ E1 E7 [& u+ c# b- ?
N 10-700 & 10-702: T5 E. E; E8 S, v W
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G) w+ \% Y& M9 ?/ E9 j8 a
N 10-702
# ~5 X8 d1 g9 F9 a+ d10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding- Z( ?" [3 P! h7 M
N 10-702
6 D1 ?* x: b8 w10-710 Use of Lightning Rods (Appendices B and G)! M2 N. F" C3 _* N& E
N 10-706/ W% D* |! c( ~/ P5 t3 C) x+ g, `
Grounding and Bonding Conductors' _4 @( m: B. V4 n& w. [
10-800 Continuity of Grounding and Bonding Conductors& Z& c, a& n6 o0 _
10-802 Material for System Grounding Conductors* _# B& C+ C0 }4 c
10-804 Material for Bonding Conductors
& Z0 {1 M* I9 p7 E6 K10-806 Installation of System Grounding Conductors6 _( x2 @. m2 D! l) X
10-808 Installation of Equipment Bonding Conductors' F& o; A e$ w
10-810 Grounding Conductor Size for DC Circuits
) G) H$ b$ \4 w. {/ ? m10-812 Grounding Conductor Size for AC Systems (see Appendix B)
+ q( {; ~. z/ Q! `. M* s3 z10-814 Bonding Conductor Size (Appendix B)6 j3 q( P$ _+ v9 {
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment: s& X& |1 [% m: _. X% x
10-818 Bonding Conductor for Outline Lighting7 w' P4 h8 n6 q: E% Y) I* {# p8 V( ^) R
10-820 Bonding Conductor Size for Instrument Transformers- S' n% e6 K# e4 X9 ^
Grounding and Bonding Conductor Connections
# Q7 |$ X2 e+ a* {! ~& I0 N10-902 Grounding Conduct Connection to Water Pipe Electrodes+ d4 e# N8 G- S( s
10-906 Bonding conductor connection to circuits and equipment* l2 c6 @* N1 z3 F9 Q2 q- K
10-908 Grounding Conductor Connection to Electrodes
% L& g5 m* n# T6 m9 V- O9 Y1 ]! xLightning Arresters
' r' s& u0 r) [* G3 u( r: _10-1000 Lightning Arresters on Secondary Services – 750V or Less
: k; e2 D( |1 h0 k2 [' l; J( S7 h6 i
Section 12 – Wiring Methods5 F t7 Q1 C5 X6 x, q4 g
Scope
1 E( O8 p6 D; v" Y6 x5 k12-000 Scope (Appendix B)
) a+ U0 u: L7 k5 v* ^* s- G& DGeneral Requirement) a! F$ o' K$ F: G$ ~
12-010 Wiring in Ducts and Plenum Chambers
5 h5 e9 i: z* T$ j+ {* k }12-012 Underground Installations (Appendix B)
b' _! a5 s4 `$ @' x12-016 Lightning Rod Conductors+ m4 S7 L; @( `; e g# ^ u
Conductors - General5 ?6 Y; S [- ]0 d5 p: R
12-100 Types of Conductors (Appendix B) Table 19
' V2 m( `% d9 v) l6 f12-102 Thermoplastic-Insulated Conductors' Q/ A: q a( c( L1 ^9 I
12-104 Flame Tested Coverings7 K: W- p8 k9 V: D4 _1 u+ ]
12-106 Multi- and Single- Conductor Cables
I, L+ L9 e/ } z4 Q2 O; K a12-108 Conductors in Parallel (Appendix B)0 t/ j; v$ t4 {7 h
12-112 Conductor Joints and Splices9 V. [9 z1 h. o5 s5 h
12-114 Ends of insulated conductors
! ~9 z% b' ^1 I) U12-116 Termination of Conductors (Appendix B)
( X% w A6 y% y# }3 F, X$ \12-118 Termination and Splicing of Aluminum Conductors% @8 O2 S p) O: \: W- s9 ]
12-120 Supporting of Conductors - Table 21$ R/ M) \, K1 [ @# Z
Open Wiring& T# m( ?; ]* l- X$ r
12-204 Spacing of Conductors
6 u4 }6 Q- W& G9 o3 f5 w12-206 Conductor Supports2 a9 i1 P4 @- h# D
12-208 Conductors on Flat Surfaces
" _/ ^* L% }! I12-212 Protection from Mechanical Injury; f# `& a; T4 H0 ]
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises7 K4 c) J7 v% m& o3 `& D* e+ f' j
12-308 Minimum Size of Overhead Conductors: h) Z/ A* x% I \/ H8 ~8 h# N. w
12-318 Use of Neutral Supported Cables: L% u7 i4 n' F# I+ C$ a* k
Nonmetallic Sheathed Cable9 m3 A7 `* n1 ^8 F5 n4 S
12-502 Maximum Voltage, I. \1 B/ q. A/ I6 e3 r( W1 {; @
12-510 Running of cable between Boxes and Fittings (Appendix G)
( o% v' J8 Z# y( n3 s6 F: a: C12-514 Protection on joists and rafters4 Z a; P1 M. @1 l) }9 @4 x# F( r
12-516 Protection for Cable in Concealed Installations (Appendix G)
0 B+ P. z% h2 D! c H12-522 Where Outlet Boxes Are Not Required+ C; V( }4 o8 H, ~) ^
Armoured Cable
& o f4 R6 c0 N0 o12-602 Use (Appendix B)
0 \' @4 ?3 Y; ^) Z2 }2 e# y12-604 Protection for Armoured Cables in Lanes
+ }( n, Z4 ?1 Z8 A7 T12-606 Use of Thermoplastic Covered Armoured Cable3 \) T2 G7 X; y+ y. \" {
12-608 Continuity of Armoured Cable
; m7 k6 @) [6 \1 h12-610 Terminating Armoured Cable
; d$ T0 z/ u: g12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
3 J, h3 a+ b* x12-614 Radii of Bends in Armoured Cables
/ M4 H3 N# h& t2 b5 ]$ c. @4 C12-616 Concealed Armoured Cable Installation* R, H) J# r, P$ S- s0 v3 e
12-618 Running of Cable between Boxes, Etc
6 Y- h, e% v) J8 qMineral-Insulated and Aluminum-Sheathed Cable
' ` s/ o- T9 \4 f12-702 Use4 [9 C; F2 G% ~1 I7 @& O
12-704 Use When Embedded
|& _! R! u3 H) b( k: g12-706 Method of Supporting
+ n! h5 Y6 M) u6 \12-708 Direct Earth Burial
/ u* D8 r' n f9 i I$ }% R12-710 Mechanical Protection6 D4 X5 k- d/ }
12-712 Radii of Bends
! @: _, Z- _* @" X! C* R- H. S4 J12-714 Termination of Mineral-Insulated Cable (Appendix B). _ k1 P% O+ l% i
12-716 Connection to Other Forms of Wiring
/ p+ V/ a0 ?$ n& Y( KFlat Conductor Cable Type FCC
) |7 z9 T$ N7 B7 `7 @: b12-804 Use Permitted. o$ u( s" y5 |/ p& O! Q7 d ]
12-806 Use Prohibited, u! V: p; v1 }7 z6 W, m) b9 V
12-818 Anchoring! g5 v2 f) Z0 k+ x
12-820 Crossings1 u$ i' q2 [$ X( V
Raceways - General8 d9 d1 ]( r/ }5 M4 H! v
12-904 Conductors in Raceways
' T- ~* c! R( c12-906 Protection of Conductors at Ends of Raceways2 }$ t4 ~8 y% |( I+ [
12-908 Inserting Conductors in Raceways4 k/ D) t0 ~! P: A( o
12-910 Joints or Splices Within Raceways# b' h1 M! h$ }: ~$ [, m6 b
12-912 Stranding of Conductors
0 W0 ?6 s( T1 B: m: E: o- s7 A12-914 Electrical Continuity of Raceways
, [7 W! f3 c/ u* ]+ Q# {4 y12-922 Radii of Bends in Raceways
0 S+ }) [3 o* w5 hN 12-922 Radii of Bends in Raceways Table 71 _* k5 ~( g2 {; F" a! I
12-932 Protection for Raceways in Lanes
. X) q' p& t$ v* L* N: ?- _+ {12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
, w8 C, e0 o1 H6 a- ~" p12-938 Capping of Unused Raceways/ F! \/ H% K+ s4 J) q+ e$ k: Y
12-940 Maximum Number of Bends in Raceways/ I4 p, d( s3 Q4 F% G; r& C( H
Rigid and Flexible Metal Conduit
# a9 i, x6 d7 d12-1002 Use# d1 E" [8 e, M" f
12-1004 Minimum Size of Conduits
9 N( C T- |! Y7 [8 O4 `6 }12-1006 Conduit Threads (Appendix B)
3 B/ m/ c2 u$ }9 C) w5 W6 w7 F, [ R12-1008 Thread Engagement/ N1 v( ~ t, d7 D4 b
12-1010 Maximum Spacing of Conduit Supports( f7 K5 ^3 S1 U+ U
12-1012 Expansion and Contraction of Conduits (Appendix B); s3 [$ v5 ~% n" g$ U8 E) x0 K: v
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
) ]3 h" v' [9 q8 W9 ? T, B; P0 rRigid PVC Conduit and Rigid HFT Conduit$ M* d- c5 t7 b0 H4 r
12-1100 Use
' r; U4 ^5 H( r) X12-1102 Restrictions on Use$ [9 E' m- p- L4 K/ x! l
12-1104 Temperature Limitations (Appendix B)% t1 [. `/ x1 [; A/ b6 }% I3 W
12-1108 Field Bends (Appendix B), (2)( m+ N+ p: a! s9 k2 A7 h
12-1110 Support of Luminaires
2 @9 h! ]4 @% c" G, J8 B$ ]12-1112 Fittings
% i: w: N7 j5 r( M12-1114 Maximum Spacing of Conduit Supports
) C0 o: @9 U2 h12-1116 Support of Equipment
* J, |8 Q# p$ a% ~* H$ {12-1118 Expansion Joints (Appendix B example)5 y1 j1 g! e, s* q
Rigid RTRC Conduit
1 I Z. \$ @4 q7 R2 F+ W12-1210 Temperature Limitations
2 K& ~+ A% f" T: Q; o12-1214 Expansion Joints (Appendix B)4 @. [3 G" o+ U) T8 l2 T/ R- m
Liquid-Tight Flexible Conduit9 J" F$ Q/ y2 }: F# Q q0 ^8 R
12-1302 Use of Liquid-Tight Flexible Conduit
& Q6 j+ ]1 L3 y% z* K' I12-1304 Maximum Number of Conductors7 N1 R/ q/ l: e$ T& c! c' h/ ?9 X
12-1306 Provisions for Bonding/ V0 @4 D. C) R6 e2 v" E+ t
Electrical Metallic Tubing3 h8 G% L4 _% h8 R. g4 Y" n" j1 G
12-1402 Use+ o, x% L8 V p( i+ f
12-1404 Supports' M- ~$ y# F( U* n0 e; i" f
12-1406 Minimum Tubing Size1 \0 d v9 c0 e" Z7 a) K# h3 y
12-1408 Maximum Number of Conductors* f3 ^8 U5 V2 ?8 k/ h- f- q- D
12-1410 Connections and Couplings
% a$ `% I7 J. b2 \' _7 ~. T* c# a12-1412 Radii of Bends in Tubing8 P( G5 U) w- `* f. U
N Table 7
. L4 W7 B* B$ Y' @& G# Q* a% h9 HElectrical Nonmetallic Tubing. c7 U1 |8 b0 y3 W) U0 ?
12-1516 Provision for Bonding Continuity) ^% e) H; R* T/ t! K
N 12-1514
& k) ], c# v* f& eSurface Raceways9 j+ P5 |) ?* d: f' a8 \: Y8 n
12-1602 Use of Surface Raceway (Appendix B)) M" ~# {7 O( ^$ {
12-1604 Temperature Limitations: z6 I5 s' d+ y. Q% F" C
12-1606 Conductors in Surface Raceways (Appendix B)
1 R& L M! h: W( n$ C( j12-1608 Maximum Voltage
4 S7 Z8 L6 z2 c12-1610 Joints and splices + b5 E3 ^6 [0 W ? u
Underfloor Raceways& w4 F5 ~- h. C j) ^7 W
12-1712 Discontinued Outlets in Underfloor Raceways
5 O' |. t% l1 E! h) {" W- | }* HCellular Floors9 ]1 u/ E; ?+ }3 E) w' @* U
12-1804 Maximum Conductor Size in Cellular Floor( w. U! `' @6 Y' m4 T5 A7 V3 D
12-1820 Cellular floor discontinued outlets
9 M3 C5 d4 \5 W1 ~" {- k/ [Auxiliary Gutters
! \! p; s& r2 P% Y- J+ V$ I0 L1 E12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces0 _6 Q8 ~. O: ]
12-1902 Auxiliary Gutter Supports
9 C3 d( i3 Q7 [0 i% S12-1904 Auxiliary Gutter Cross-Sectional Area
% Q5 a1 Y! J7 M8 s* ]1 B4 X$ lBusways and Splitters
) n; p, M& ^! B12-2004 AC Circuits in Busways and Splitters
7 t' o( D1 a' f12-2006 Busway and Splitter Supports& v" }3 H) Q) N x0 x. U8 \! H/ T
12-2008 Method of Installation of Busways
, p' |9 q% T; j- d6 l12-2012 Reduction in Size of Busways7 Q2 `! U% _& l" t" U6 p% Q
12-2014 Length of Busways Used as Branch Circuits
& F* q. D5 v; D' a0 Z" @12-2018 Taps in Splitters# \" q& a- t. i# j
Wireways
& ?3 o6 s" L9 h/ g7 }! `12-2104 Conductors in Wireways* V4 T* ~1 w! q) V
12-2106 Taps and Splices in Wireways. ?2 @/ k* W) f | b+ r
Cable Trays* \& T! _4 a+ S' n$ A
12-2200 Method of Installation (Appendix B)5 }1 k( D% M* G- f! o3 o
12-2204 Joints and Splices Within Cable Trays7 Y6 c, ~, N* n* s( P3 V9 c2 f
12-2208 Provisions for Bonding
# P# o G8 T* R- [6 u8 {, g12-2210 Ampacities of Conductors in Cable Trays
1 \$ s5 B; } c5 K( Y; VInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings. K7 f( m% u( Z7 @9 [; i) R- b
12-3000 Maximum Number of Outlets Per Circuit6 N; q1 v6 w" A5 U m5 A6 Y% p
N 8-304' h' E" A, ~2 \/ P
12-3002 Outlet Boxes (Appendix B)
1 y- H' V+ @5 I$ E6 `N 12-3000
( d- I+ S" k4 X# g V0 \9 @12-3004 Outlet Box Covers$ q$ t5 V1 q& |
N 12-3002
: m7 u. h, L1 f. b% }9 m12-3010 Boxes in Concrete Construction% @2 `3 I6 i! Y- Q. B2 l
N 12-3008+ ^' Q# t6 s O# h5 l2 S
12-3012 Outlet Box Supports
+ L, {1 ?$ \- d- @N 12-3010
8 Q L4 ]3 Z1 W7 Y$ G! |2 z12-3016 Accessibility of Junction Boxes: b; A- z9 {" J U: {1 ^6 m7 O. ^
N 12-3014
2 O" \8 F2 A. e' F Q+ Y12-3018 Flush Boxes, cabinets, and Fittings. @& F- R, v& s- I2 k- f* F
N 12-30166 a3 j) b* {; |9 D" X9 x
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) ' w. K$ c0 d' a9 H% {7 h' W) H
N 12-3022
* c, g. g7 |5 O! {9 g1 |12-3036 Maximum Number of conductors in a Box - Table 23
) ~2 S' P* a' ?4 b+ f0 f( f* gN 12-3034
+ B( M$ q5 X5 a" y9 T& \7 r8 v% j12-3038 Pull Box or Junction box Sizes+ J0 I7 [$ x# m+ y
N 12-30362 T) ~( j+ H5 d: u6 L
: l, z" {3 J' [8 L+ }Section 14 Protection and Control) I; z/ z" e6 U& q
General Requirement9 z/ E; l; `5 a7 M0 f9 [7 B
14-010 Protective and Control Devices Required
1 o0 D( g8 x& @( ?14-016 Connection of Devices
7 I' P0 J% k. B- v8 Z t Protective Devices – General" `7 x5 M' J9 \7 V
14-100 Overcurrent Devices Required
' R$ T1 @* M r( z14-102 Ground Fault Protection (Appendix B)' L/ U3 O& c, @" T& v/ b: l
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
2 M( Z9 X4 n- Z4 h; f$ K14-112 Overcurrent Devices in Parallel
# @: G. Q- e5 N {. aFuses
4 n5 K3 @- p' s( t14-200 Time-Delay and Low-Melting Point Fuses
) J& s* l+ x: l4 C14-202 Use of Plug Fuses) h3 c2 L# ?: E4 S1 X
14-208 Rating of Fuses9 r ~( Z1 {& e
14-212 Use of Fuses (Appendix B)
; h- A- I Q X7 s9 uCircuit Breakers' L9 g9 C4 C' e5 ]- c
14-300 Circuit Breakers, General) u, W, v, K7 O7 j1 n' p5 K
14-306 Tripping Elements for Circuit Breakers
' _! @9 P, e1 {/ U( U0 M# i- Y14-308 Battery Control Power for Circuit Breakers( n9 \+ G( a0 V; ?4 Y5 r
Control Devices - General
# I: S; v Y. r4 e4 u6 _( L% a14-402 Disconnecting Means Required for Fused Circuits* Y2 ?; J+ l) c: s" T7 b8 ^. i
Control Devices - Switches' ~: L3 `" y) \. j) ]2 A- _
14-502 Mounting of knife Switches) G9 ~" {; u9 b. S8 B
14-504 Maximum Rating of Switches- g9 K1 ^9 Q2 v& [8 U
14-508 Rating of General-Use AC/DC Switches (Appendix B)1 K( E* }' R- n1 {& z2 y/ W6 n
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
" f' D# S! M( F, \, t& WSolid State Devices
# f$ p- |% u, s1 C14-700 Restriction of Use
: u+ ]1 ^; r6 e' ^* _+ }14-702 Disconnecting Means Required5 q, E: B5 F+ c& p' [) A7 F1 A
: D7 \! W$ v/ d/ c3 h8 L8 m
Section 16 Class 1 and Class 2 Circuits
( j' e8 y2 \; }; bGeneral' {$ u4 L. T s2 I. \8 a
16-004 Class 1 Extra-Low-Voltage Power Circuits; E9 ~: \$ @& n9 I: V' h
16-006 Class 2 Low-Energy Power Circuits. e1 J8 I; l1 @% U) Y% L
16-012 Circuits in Communication Cables0 ?* q, J0 R2 I* C! I
Class 1 Circuits8 V* j. L/ K2 L% n9 e$ y
16-100 Limitation of Class 1 Circuits
( f5 ]9 {0 @5 R" Y16-104 Overcurrent Protection of Class 1 Circuits
/ h1 f! V$ ^* B$ O1 R* g _: Q# Y16-106 Location of Overcurrent Devices in Class 1 Circuits
A k( M$ e# _7 L16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
8 f/ a* b: N% V: ^4 V' l: t j16-110 Conductor Material and Sizes* Z7 x E5 h9 v: X
16-112 Insulated Conductors for Class 1 Wiring
8 K. u# q% ?9 h& wClass 2 Circuits$ k3 O; n. A0 v( i! L. H8 e
16-200 Limitations of Class 2 Circuits (Appendix B)4 D6 d3 {. X7 {8 m( K0 u
16-204 Marking
$ K6 X/ I6 A% N6 }3 m5 b. q: E% M( A+ P16-206 Overcurrent Protection for Class 2 Circuits
0 J# H3 w' [) x. f; T( ~16-210 Conductors for Class 2 Circuit Wiring (Appendix B)! X l; T# f" U; W# ]; J7 Y/ c
ELC: extra-low-voltage cable
5 p6 B* t. H1 P3 u: V' i7 o16-212 Separation of Class 2 Circuit Conductors from Other Circuits" E% c6 v) R* v5 y- Q* F
, @6 F! W+ L! a" [; JSection 18 Hazardous Locations# b2 {1 M% O [- x0 r
Scope and Introduction0 _7 b3 {9 z6 d: V8 |( I$ i& A
18-004 Classification8 k+ M) _- L) v
18-006 Division of Class I Locations (Appendices B and J)& n, ?7 U0 m. H! U' V; v8 ]/ L* `
18-008 Division of Class II Locations (Appendix B)8 Q! ]& k1 D; M0 U) r, g
18-010 Division of Class III Locations (Appendix B)
. b& M9 |9 k# B7 @, ~! [General
/ P9 ]. x$ t( |( b7 Y18-062 Metal-Covered Cable (Appendix B)/ v/ m9 \8 N8 d& f9 c& Z4 V
Installations in Class 1, Zone 1 Location
2 N8 {$ f, h; [, {7 ~18-108 Sealing, Class I, Zone I (Appendix B) i4 d- \9 q/ r1 V7 ^) r
2 B+ A# n- c" q
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars9 L* u+ B5 u; n3 }& z
Gasoline Dispensing and Service Stations- f- N9 ]" q7 D* x: C6 I, R
20-002 General
' G' W% [% t. Z) t20-004 Hazardous Area (Appendix B)* A6 d. {& T% o6 X" a# Z4 E+ I" p7 S/ q
Propane Dispensing, Container Filling, and Storage
9 @( Y9 V7 j( D; G, o20-034 Hazardous Areas - Table 63
; h1 N% N. `2 N* r% SCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
- w$ ^2 Z# q& q& |7 B20-062 Hazardous Areas6 J8 J5 A9 c' I% h/ I; O0 d4 ?
Commercial Garages – Repairs and Storage% X( f8 e* F' m& F
20-100 Scope
. R. ~- w' I- h1 ~; @- ?20-102 Hazardous Areas (1)
) K: z' K4 y$ H/ r+ m# s
9 V4 F S, |) v1 d2 _% aSection 24 Patient Care Areas
% m6 f+ P) E, f2 z6 G0 Y+ A24-000 Scope (Appendix B)
( s' d( w4 T" ?, F2 y3 }9 b24-002 Special Terminology (Appendix B)
9 X! r1 n' e1 ?0 y7 C1 y( S8 U Patient care area
0 L6 K5 A- M) e2 y7 d zPatient Care Areas7 y/ J* J% Y0 m. i* R8 H& R
24-106 Receptacles in Basic Care Areas (Appendix B)3 b/ ^. x% s& r
Isolated Systems2 y( x' b* `9 q0 I
24-204 Single-Phase Isolated Circuits (Appendix B): X" c+ [1 J" w3 w
24-206
# W, q; J' U X& p$ w$ q+ t) e F9 C3 a
Section 26 Installation of Electrical Equipment. ~7 H) u) K& p' o9 Z$ B; E g
General
* n9 h1 ^5 X Y. _8 @( u26-004 Equipment Over Combustible Surfaces (Appendix B): D- g6 u* D) e* l/ b
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
3 z+ d" W6 q `$ n) ]* y- I Isolating Switches
. u! W0 D- o C; r4 `' H- p, T26-100 Location of Isolating Switches2 o0 y- _% ]3 k/ P
Capacitors4 _ `2 R" S$ S( d, k" C
26-204 Guarding of Capacitors
/ r& w6 z9 O N- x26-206 Grounding of Capacitors3 n# b+ J t5 H8 Z8 [6 [: J9 h+ ?
26-208 Conductor Size for Capacitors5 ?# A: @7 e: l4 N% N6 V
26-210 Overcurrent Protection (Appendix B)
/ v" P. m& y H& O$ e3 D# N26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
7 ?/ W$ s2 P% ~1 G- C. ?26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits5 U7 K. ?9 k$ s- b- t, R
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
4 s5 P- T7 r/ o' ]26-218 Special Provisions for Motor Circuit Capacitors
& k* N4 i+ \! `& B. ^5 F26-222 Drainage of Stored Charge of Capacitors! b+ E# k* |% `3 u" ?
Transformers/ `+ w) f6 q( B- C3 S/ }- ]
26-240 Transformers, General& |+ t$ u+ K' Q7 a
26-242 Outdoor Transformer Installations4 S* e- o7 C* E# I0 s: N0 Q9 V
26-244 Transformers, Mounted on Roofs (Appendix B)6 g9 q8 W4 \9 O0 H- ^
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
1 w( `* R9 t- r; k; u' |$ M( w26-248 Dry-Core, Open-Ventilated Type Transformers7 g2 g, l; m- M, Q+ Q( R% V
26-250 Disconnecting Means for Transformers
& Y3 S5 L! E. Z/ F( }0 T26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V5 M, ]9 m1 `1 T) N* P
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers) G2 b h9 x" O, |' m; l
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B), M& r ^$ j% N3 J' t0 S; I4 H8 V
26-258 Conductor Size for Transformers3 p c8 o/ }" o. ]5 k
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)# R' W ?+ j! H
26-262 Marking of Transformers: `, ]6 T9 c0 }8 B0 E
26-264 Auto-Transformers
, g8 X1 G9 v+ V: H+ H2 DFences
$ E8 N& i. w( n% W% Z! a" l26-302 Clearance of Equipment - Table 333 l) z7 k$ P. V
Panelboards& C) l$ ~+ c% U
26-400 Panelboards in Dwelling Units (Appendix B)- k. U$ g) v6 e2 v6 P, p, n
26-402 Location of Panelboards (Appendix G)7 x; l* i* ]' S" ?7 y0 F
Lightning Arresters1 K+ q4 z) F( p
26-508 Connection of Lightning Arresters& q' n4 p0 q" r0 X# l& [
Storage Batteries9 t: T& s* P; r
26-542 Special Terminology
: ?. E- Q: ^3 M5 p26-550 Battery Installation1 c y% w- l( }3 T9 m# k: T
26-552 Wiring to Batteries% [+ w; H0 v: n' [: \- h( V- g
Arc Lamps5 v4 e- H8 O! t9 N4 c
26-600 Location of Arc Lamps, h" u3 z. [: b& h# L% y
26-602 Conductors to Arc Lamps7 ~( Q: D* k/ x* C9 p2 Y
26-608 Globes and Spark Arresters
r# v- R$ h; A# p; X t5 QReceptacles
$ X/ G+ e! ?- P5 I9 M: ?4 I0 E26-700 General (Appendix B)
* y$ C- w. S f4 @5 K$ Q' H$ d, V6 e26-702 Receptacles Exposed to the Weather
" G& m1 F6 l( f9 q( dReceptacles in Residential Occupancies8 U* w1 d6 k) x% e; X5 L
26-710 General (Appendices B and G)6 H6 l8 t6 J8 D5 \/ y$ N+ J2 }: W
26-712 Receptacles in Dwelling Units (Appendices B and G)
1 `- q0 ~/ J# l2 e1 m26-714 Receptacles in Single Dwellings (Appendices B and G)5 @* ^; b6 a& U3 a- {
Branch Circuits in Residential Occupancies( E1 y+ v6 v% l' F/ D+ }
26-720 General0 m* R/ b1 j* _& t" j# I- o# u4 N
26-722 Branch Circuits in Dwelling Units) w' G: b6 h8 W6 s9 j+ {8 B
26-724 Branch Circuits in Single Dwellings
+ R# s* a9 R5 W26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)' k- H9 b- @0 D% `9 @# v. U% F
N 26-720 (F)
" P% b$ |9 n: M% N, G( [Electric Heating and Cooking Appliances
0 [" f3 x) D4 B, a9 |26-744 Supply connections for Appliances$ t5 P/ |. M* a, w: w
26-750 Installation of Storage-Tank Water Heaters
d9 x/ t; Y! M1 b8 G" x26-752 Infrared Drying Lamps
% u* G( Y7 l2 m1 C3 q a+ Y/ R6 Z: K. M
Section 28 Motors and Generators( q, e/ q6 n3 Y6 B
General
6 f [: U) v; D* u6 n, r28-010 Special Terminology
. O% ?8 r9 J* a2 EHermetic refrigerant motor compressor
. D* N& ^- W0 ~5 b t- dLocked rotor current rating% L8 ]4 t6 r) O% c$ M" o* R9 T9 ^1 A
Service Factor8 c1 }+ a% A8 b( b- `3 V! n' l, }
Table 44; Table 45; Table-D2
/ I6 p2 g# m7 t/ j! aWiring Methods and Conductors, `3 l1 G+ b5 W. K( C( z3 \" R
28-102 Portable Motors" ~+ h! K! }1 |
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
' _- C- w/ Z$ y, f$ B& `28-106 Conductors, Individual Motors
# h0 C; R0 Q# ]28-108 Conductors, Two or More Motors
1 i5 P) q( m, Q# x6 r% s7 q28-110 Feeder Conductors
7 E6 b K7 {% ~' W2 `28-112 Secondary Conductors; Z% i, u0 t# |. R) T
Overcurrent Protection
# L* r0 N, o: a% \6 J( }28-200 Branch Circuit Overcurrent Protection
% m! @! D+ y) I9 J# r1 B28-204 Feeder Overcurrent Protection' t) L7 _* r1 w* y; Z9 Q8 M) f5 r0 p
28-206 Grouping of Motors on a Single Branch Circuit2 x/ A# t7 O4 m
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
8 i" U, m6 p- p! _Overload and Overheating Protection* ~& }+ I# t& {7 [
28-302 Types of Overload Protection( d; P. `' {5 Z4 o, V/ b4 T
28-304 Number and Location of Overload Devices (Appendix B) Table 251 z6 O% U0 v2 X
28-306 Rating or Trip Selection of Overload Devices (Appendix B)
8 L$ `- q0 s) h7 b# R28-308 Overload Protection Not Required/ X) z3 X% @2 O" `
Undervoltage Protection : T0 ]4 t- h. m0 W1 T
28-400 Undervoltage Protection Required for Motors (Appendix B) t7 u6 y: E" ]' r
Control
) X1 A3 O. @6 j, C$ J% `0 H6 j, r/ ^: M28-500 Control Required
1 b2 g( k( k R" A9 l3 s28-502 Control Location
) o1 O0 _- }: p" w5 H- d6 |2 g28-504 Starters Having Different Starting and Running Position! y: G$ ? H3 r% y3 J
28-506 Grounded Control Circuit
& V J' X1 n4 N2 B% N# V+ `Disconnecting Means
, y/ B2 K i5 ]3 [# s/ B6 ?28-600 Disconnecting Means Required! @5 o" R8 }8 g
28-602 Types and Ratings of disconnecting Means (Appendix B); s# p# @. L0 M8 o9 ?8 ]; h/ Y
28-604 Location of Disconnecting Means
5 D5 X. q- l; [# G t! y8 c Hermetic Refrigerant Motor-Compressors' U0 X4 M9 O7 N4 [4 k* e
28-706 Conductor Ampacity. u) q) @0 {/ e8 q; |
28-708 Overcurrent Protection
2 U* q9 I x5 T' @7 r9 f28-714 Disconnecting Means
7 U4 J- O" i4 ?/ ]Protection and Control of Generators9 Y( Q, e% O. _) Y
28-900 Disconnecting Means Required for Generators# B( h; o0 B; j2 }- C& j" s
28-902 Protection of Constant-Voltage Generators' j0 P, ^! Q+ i ]" }" s
28-904 Generator Not Driven by Electricity
4 C5 W" t _% O1 U$ n28-906 Balancer sets( {: ]. N& c" g5 H! I% O2 u
28-908 Three-Wire Direct-Current Generators
: q( Q' B' e4 m
& _! K( S+ n) |( XSection 30 Installation of Lighting Equipment
6 E2 N8 s1 k6 k2 j9 [3 q; {30-002 Special Terminology (Appendix B)
4 X# I6 D# b; k! u* W" z* XGeneral
9 A, A, K: {4 E30-102 Voltage: W: L& @2 q: ?) Z- \, N% z
30-104 Protection (Appendix B)5 Z v, K0 r- A: d
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment n. J0 ], O/ E7 h1 M% d+ a! E- U3 T( C
30-108 Polarization of Luminaires, G$ ~" S6 g$ @7 h2 J! |* J; ^- R$ S
30-110 Bonding of Lighting Equipment, K- d+ ?8 o* G0 W
Location of Lighting Equipment
$ @4 D4 R N e3 A9 H30-200 Near or Over Combustible Material
& @- T4 x6 R& ?' b. m! z30-202 In Show Windows3 A* H4 d$ f7 B1 ]$ Q: n
30-204 In Clothes Closets! N k I- {( m3 ~
Installation of Lighting Equipment2 f, i) P7 A6 h
30-302 Support
+ v1 |; T, u3 _$ u* ]1 j30-304 Outlet Boxes to be Covered) f, @& S! B) }5 h
30-308 Circuit Connections) w' o P: j7 }4 N5 v8 `
30-310 Luminaire as a Raceway/ I9 d! D3 t& k$ s: N: T% S7 ], I
30-314 Minimum Height of Low Luminaires
9 k( x0 _2 @7 x& P30-316 Luminaires Exposed to Flying Objects. z9 m( A4 ?* }& n
30-320 Luminaires in Damp or Wet Locations
' Z% Y& Q R& qN 30-318
. b3 }4 n4 U5 Z( J# E: zWiring of Lighting Equipment
" v9 A3 K* I6 N% u9 R30-400 Wiring of Luminaires
4 D7 V' U! K, C: {8 V30-402 Colour Coding
7 f( E" e4 Y& n/ K/ q3 n8 ^' X; W30-404 Conductor Insulation
0 S( Q; z0 j9 I5 u& R( D, W30-406 Conductors on Movable Parts/ p' M+ j# s% D" c2 ^+ w Y
30-408 Wiring of Ceiling Outlet Boxes
9 C/ R/ \' B; D$ P7 b$ I( {30-410 Wiring of Show Window Luminaires* |# q3 j7 q) y% z
30-412 Tap Connection Conductors
' o; Q( w; c0 @. M, R( GLuminaires in buildings of Residential Occupancy
# k7 E% p5 F6 T3 u3 k8 S30-500 Lighting Equipment at Entrances (Appendix G)( e M1 R" K7 c! ?; p: T
30-502 Luminaires in Dwelling Units (Appendix G)2 P0 z% f9 I" e$ A! B# f
30-504 Stairways (Appendix G)
& ^$ r' h! w: G9 R30-506 Basements (Appendix G). ~! U' O) J) E
30-508 Storage Rooms (Appendix G)6 D# K9 ]- d/ r& P% [7 z" z! { F
30-510 Garages and Carports (Appendix G)
; |0 `& w5 H& \( W2 q$ j; KLampholders
& A3 Z: ^1 m" t& w w/ _30-600 Lampholder rating with Incandescent Lamps% N- x6 J9 S* K
N CANCEL6 }, P% d Z6 |: ?
30-602 Connections to Lampholders
4 s2 x) l" u- d" `3 F7 K2 x1 E3 V' oN 30-600, M. \5 L: F* F* o1 @$ ~4 v: F
30-604 Switched Lampholders Used on Unidentified Circuits* j# g$ | t4 L; }. a
N 30-602
% \" `6 I9 Z4 ? q8 V+ R# N* z* z30-606 Switched Lampholders with Pull-Type Mechanisms2 g7 k1 B- r* ]; J6 d2 z
N 30-604% `" q, ~, o0 h8 Y6 T
30-610 Pendant Lampholders* Q1 g: W& {% a. J! B+ c8 F2 z
N 30-608 K3 c# [+ z! b$ [5 i) k
Electric-Discharge Lighting Systems Operating at 1000V or Less
9 q- s7 M( }6 Z! T8 ~# W& P0 \30-710 Control (Appendix B)
: U# ^0 P; c4 V30-712 Branch Circuit Capacity
' a; |4 V8 J+ u: r t; zElectric-Discharge Lighting Systems Operating at More Than 1000V: ~1 l; F% s6 D7 }6 @
30-802 Voltages, Dwelling Units( U+ N; x! H1 ~8 a7 O
30-804 control (Appendix B)5 E3 X) \/ @# v; K2 S+ x9 q5 F
Recessed Luminaires (Appendix G): D. i) ]; n# E' P/ M+ ?6 {
30-902 Spacings for Non-IC Type Luminaires2 a& L9 K8 s* k* g+ _5 a& p8 y I8 c
30-910 Wiring of Recessed Luminaires (Appendix B)
7 k3 y0 `; h# sExposed Wiring for Permanent Outdoor Lighting
D& E: T H5 ^8 h30-1120 Branch Circuit Loading and Protection
- W0 O4 }3 \1 B' y. n, fExtra-Low-Voltage Lighting Systems
/ G( W& \, C3 R30-1202 Sources of Supply) s" z( _" S8 s4 A" I
& \; k+ A6 v- x' M, y
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
1 w) o5 a0 B) m" _% D8 fFire Alarm Systems
% K# y/ p3 Q2 B' o0 G32-100 Conductors! Y. u/ d) \& [0 h4 K
32-102 Wiring Method# k% x. W6 x. l6 ^5 x# q
32-104 Equipment Bonding
6 m! P9 ]7 A1 Q2 `& X% Y32-106 Electrical Supervision
9 E) L: a% r+ N8 z3 A' ]6 z. U32-108 Current Supply& i. h3 N' k! `. l' f! d! E; C
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
3 `0 H* T2 `3 L4 l5 oFire Pumps" }3 D& r5 V5 m* H, _) i
32-208 Overcurrent Protection (Appendix B)
- h' E- b9 C$ b9 y2 }: sN 32-2063 s" U: b2 E+ t" n; e2 @. T9 m9 Y
32-210 Overload and Overheating Protection (Appendix B)
4 Q: c8 E7 f0 M32-212 Ground Fault Circuit Interrupter (Appendix B)
4 M% z1 f$ R8 f" Y q) @
) c" p' b( P# aSection 36 High-Voltage Installations% U% c2 S2 l% w' ?2 H7 s
General
% a: s. J/ p3 W- S' X36-000 Scope (Appendix B)7 x) T# d+ J$ c
36-006 Warning Notices& B2 v) N8 L. ], z. F s
Wiring Methods
( e* U! F2 i6 I! z8 L) K$ p7 J36-102 Radii of Bends, i% {1 ], h% u0 ?1 B& _/ ^
36-104 Shielding of thermoset insulated conductors
+ p, j Z" d, Q. }36-108 Spacing of Exposed Conductors (1) table 30, table 31
' J5 \. _: @' r$ a, k$ v' R% R36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 340 @5 K/ d% ~, g' o6 b! {( h3 {5 z2 Z
Control and Protective Equipment1 }/ e3 v# g! G
36-214 Disconnecting Means* X- T5 _% |- _: L1 q
Grounding and Bonding
( C1 O" q- g" T6 G" D" s( |36-300 Material and minimum size of grounding conductor and ground grid conductor and connections8 `( A. O1 d9 B8 j/ X: Q& |
36-302 Station Ground Electrode (Appendix B)
' I; \1 A# A% @: ~4 w; h36-304 Station Ground Resistance (Appendix B)+ N) P; p6 Q/ c) Y! {
36-308 Connections to the Station Ground Electrode (Appendix B)
; Z9 Q* W7 d. ?9 P2 W/ m36-310 Gang-Operated Switch Handle Grounds, G" `4 M2 m* o
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
& |5 l, U. C) f/ |% V( ~
2 X) g$ V, v$ N2 o0 w- d1 n6 aSection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment% b, T5 ]- [7 V8 x
38-002 Special Terminology (Appendix B)7 [1 T& P l% `6 A
38-003 Voltage Limitations (Appendix B)$ s S+ a& _1 x
38-004 Live Parts Enclosed
3 F( U' w3 T) Z1 W38-005 Working Clearances
& p: U% ]9 Y$ i: ~. ?( r- b/ |38-011 Insulation and Types of Conductors& t! r ]0 j3 h) Y* h; H% a
38-012 Minimum Size of Conductors2 A: C1 h. a: I* T/ W8 Y% E
% g( Y$ d: X/ B0 K, }- l1 C
Section 40 Electric Cranes and Hoists7 h: J3 [' \1 D& R' B% ?' R+ w p
40-008 Disconnecting Means
`7 D9 A& V9 I" E/ u& S40-010 Main Contact Conductors% B- Z& P2 F' Q4 p) f. ?" |
9 Q* m7 Z% l" t
Section 42 Electric Welders8 D& M& _* r8 F% {) ^( }6 Q
Transformer Arc Welders; m; s$ M4 k" F0 v" N
42-006 Supply Conductors
1 b M( c7 }. E, V- W0 T8 |! M4 z% B7 v6 r
Section 44: Theatre Installations
: d( a4 z. e% j0 H+ T: VGeneral
, r0 [3 ]% D0 ]44-104 Number of Conductors in Raceways
( U( o" I! Q6 m8 F/ }4 O4 y44-106 Aisle Lights in Moving Picture Theatres
6 `* s) A( V$ v. V8 L9 pFixed Stage Switchboards
: e, h0 {5 Y1 V" m* Z% K2 d44-210 Overcurrent Protection; x6 K l" B$ [7 a
Fixed Stage Equipment; w' C4 n6 v+ Z) ~( s( Y: {
44-324 Receptacles in Gallery Pockets
' S. Z! O9 K- Q0 A8 F2 b44-326 Receptacles and Plugs
/ B/ s0 [3 b- `: Y3 y9 c( o A, [3 M @- Z/ N0 Q' [8 K
Section 46 Emergency Systems, Unit Equipment, and Exit Signs4 u) Y$ N' V& @) @6 ^
General9 t4 S1 V* }& O6 ] I+ o7 m! L5 r
46-102 Instructions
! C# i- v$ [6 @7 h- x46-108 Method of Wiring (Appendices B and G)/ i# R; b8 m$ I4 D7 j" x: N
Emergency Systems7 [$ F7 p& c8 \3 R
46-202 Supply (Appendix G)
8 ^3 I# T& e( I8 y) D9 H+ T46-204 Control
2 s' X, i! ]7 Z# z: i# G7 J46-206 Overcurrent Protection# f2 t: U% g8 w! D. z, Y) T% i
46-210 Remote Lamps
1 p( {3 y% N1 p- a: cUnit Equipment
" |! W, S3 E4 H# a" N/ i9 W' S4 |46-304 Supply Connections7 W8 y) o* d1 N
46-306 Remote Lamps (Appendix B)% }! u9 x2 H: R/ D
Exit Signs
8 {2 i( O3 }/ |) b8 i5 n& Q46-400 Exit Signs (Appendix B and G)
# K5 R6 m+ K$ R# e# j ?! Q
6 s' t+ ^! u: J) HSection 54 Community Antenna Distribution and Radio and Television Installations
; f2 y) U$ T0 s y- p- ?8 R54-000 Scope, \& m4 ^9 R' w& W
54-004 Community Antenna Distribution (Appendix B)
7 p0 j9 f' o5 `! ^% HCommunity Antenna distribution
# a) u' {! O% B: g54-100 Conductors G- o, B' C' Q; ?
54-102 Voltage and Current Limitations (Appendix B)+ e, o+ L0 s* a0 Y
Protection
{! w; r& c1 S5 P54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)7 f$ { D, g' ^: ?1 h7 |
Grounding; S# P. K. g9 G6 p2 Q9 g7 z3 S
54-300 Grounding Conductor+ M0 C$ g" f; Z: u* H! Z& m
Conductors Within Buildings
1 m) X, h. f: c# b54-400 Separation from Other Conductors; z3 c; R( n# U% C- `
Equipment
: E% T1 Q/ Q- \9 p3 X54-500 Community Antenna Distribution Amplifiers and Other Power Sources
# y! C! \8 k3 o- a; x# V5 Z54-502 Exposed Equipment and Terminations( b7 o/ C& B8 _8 z
8 y2 C& ~9 F1 @# Y6 ^ M+ c
Section 56 Optical Fiber Cables1 `9 l0 N, ^) t1 ^" S
General% T8 j% E9 X0 q1 o' ^% T
56-100 Special Terminology
" B5 A( F0 G1 |1 `' A" G( W3 `) e9 R6 w56-102 Types
1 |5 j$ f5 U4 ~/ l, P' WInstallation Methods: }, n8 f; I- Q: f# x
56-200 Nonconductive Optical Fiber Cables (Appendix B)3 W4 v3 I! c' P! s
56-202 Conductive Optical Fiber Cables (Appendix B)/ O2 k" u( k! a f; z
56-204 Hybrid Cables
3 y$ f" z( A! B- D56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)# h5 p4 g- C1 t6 B
" R5 z( q3 n' b1 i# q- {6 x. t; jSection 60 Electrical Communication Systems; H) E" [6 n; x, l
General& R. w( z$ c& L' j
60-100 Special Terminology
5 _" Q a. I# AProtection
! q5 q, b3 F& M6 i& w) J& B- |. z60-202 Primary Protector Requirements9 |6 _7 L: ~6 Z! s1 _( \9 `: p) v
Inside Conductors' B& R1 l* K, E; v
60-308 Separation from Other Conductors
( h5 F7 h; C1 w, K* N7 h" XEquipment5 i6 R. \& l t: ]4 M- b
60-404 Exposed Equipment and Terminations$ _; J8 W3 I. W
Underground Circuits
( G* n1 W6 S! \* ^7 t5 k+ x I60-600 Direct Buried Systems6 _2 I% J( z/ V3 u8 H7 Y5 {
0 P) [3 s( _9 z
Section 62 Fixed Electric Space and Surface Heating Systems5 U( S: Q8 H3 X5 U" D* `
General
' q: ?( V: R, P8 @7 A. ^62-102 Special Terminology# l# Q, M9 N# b( k6 Q
62-108 Branch Circuits5 \1 V: o! Y2 D! B8 D M; P/ I
62-110 Installation of Fixtures
+ a- V. u q: q/ ^& m# ]62-114 Overcurrent Protection and Grouping (Appendix B) (5)7 x% c6 U0 k7 w' k, g2 h5 ]4 \
62-116 Demand Factors for Service Conductors and Feeders (2)
: d2 `4 j2 ?; o# I8 o62-118 Temperature Control Devices
( G, i K. @) t0 l# I$ X62-122 Installation of Series Heating Cable Sets (4)(7)
: k% j, A1 k: H0 Z! x8 r2 H* @Electric Space Heating Systems
: c4 c) _5 @9 X7 L/ q$ K62-202 Temperature Control
9 ~) E `) N( \62-206 Proximity of Other Wiring (Appendix B); ]4 ?6 \7 u6 v; o& q
62-214 Installation of Heating Panels and Heating Panel Sets# B+ ^5 E5 E" I- k9 D0 z* G( n
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
$ F8 z. V1 t, }9 y# t, s62-226 Installation of Under-Floor Covering Heating Panel Sets6 f4 [4 m: R% \
Electric Surface Heating Systems
/ }+ g7 L3 Q- }5 q5 j0 j62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
1 N: ?( b' j/ b4 s, n' w
, @! X0 V& ~! ?, P$ CSection 68 Pools, Tubs, and Spas
* z% p. r I9 @1 `4 G; P3 \General
" s M4 k& a; t68-050 Special Terminology7 U6 K9 v4 f& s- l W% z3 b
68-056 Underground Wiring - Table 61
5 a* D0 D1 s$ E, T# d68-058 Bonding to Ground (Appendix B)
" q+ D1 t8 L. H: A: ]& S68-060 Junction and Deck Boxes (Appendix B)1 _$ A' ]5 c6 H
68-064 Receptacles5 F; X0 d( u' \( p/ U8 \0 U
68-066 Luminaires and Lighting Equipment
P/ |- j& `- J4 v. Z68-068 Ground Fault Circuit Interrupters (Appendix B)
! [0 Q% q; [% U* Q& A0 Z; t% P
% j* p5 W+ M: B) @Section 70 — Electrical requirements for factory-built relocatable structures and 1 c% W& m" v- H3 C
non-relocatable structures5 _6 I2 d& R" T% Z
70-130 Tests (see Appendix B)) E K% b9 [" n4 `7 y' \4 [
d7 X. M8 ~2 B2 ^, N# [
Section 76 Temporary Wiring (Appendix G)
9 [: S( M9 C* y$ N. P9 k9 q' |76-004 Grounding
6 B: Y" e& d* d5 ]$ D4 i76-008 Service Entrance Equipment
4 D/ r$ c4 V6 o; j7 @: M2 Y# S. BN 76-006
. a' X+ ^. H# |* z+ p. {7 B+ m76-014 Branch Circuits
% N% x" G/ d* H1 J9 z/ i% S" EN 76-012
+ M& ^7 E) t% V) i9 n9 G" [, o/ t5 y+ {4 i+ X/ ?) W
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours$ f( e# y6 [ f$ q
Marinas and Yacht Clubs2 a; U# v/ m5 Y% Y( F# B
78-052 Receptacles3 \- G! V2 u( O" a8 C
78-056 Feeders and Services3 v3 `6 t( Q2 u) [; k
Marine Wharves, Structures, and Fishing Harbours' d3 e3 K% i! M8 v
78-106 Grounding and Bonding, m1 Q% X# J6 C: a# I+ F8 @3 S" X* H
Tables9 X- [7 f. r- x6 M
1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,657 R, M `. s' d" }
" O9 [, @& m. T6 k/ J0 nDiagrams: 1, 2, 7, |! p" {6 O4 g1 r | N& g
3 o8 }' A6 [ S" W, C5 e
Appendix B$ Q+ V7 G& J9 W& j7 U
P352: Ground fault circuit interrupter- 6mA6 n, @. d: ^1 U
P354: 2-126 FT1, FT4
; ~# L. R& m/ |4 }, |4 KP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)& r9 i; k# j8 ?0 v: O
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
$ U5 t! {4 H7 [0 L, QP370: 12-1012, 1118, 1214 Example:
( v/ g' \ q# `4 P" ?! sP371: 12-1108
- d. x3 x0 b# k# k" F' ]3 G# ]P381: 18-108(1)(b), 18-158(1)(b)# d8 k# U+ D5 V
P386: 24-206: p3 e% n, i2 y8 { R
P389: 26-2569 n' U- y4 K- N7 _ I( c9 y/ R! _
P391-P393: Section 28, Example to determine Motor Conductors and Protection
* }9 I. x. }# P
) T6 a. x+ R; B( _Appendix D& g4 L N* m: _' |+ y z3 ^' t
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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