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Canadian Electrical Code Review Guide
4 g$ f P2 g/ G* |8 E. KFor the Exam of Electrician For Red Seal License
5 z! n# S. S1 x! \/ J
/ y2 [/ C# u- Z; N+ K; ^! |Lesson One. Z5 t* `; |! c b
Section 0 DEFINITIONS, e; E! Y0 V# x( v$ S. j* O" v
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
* S: J' @2 s- _: f QAccessible as applied to wiring methods. u! k: ~1 W! r# U; i8 l
Alive or live( _5 D+ Q& i; O3 `$ x
Aluminum-sheathed cable7 N. Z# u6 Z7 v6 c
Ampacity3 R: M% T, k) [0 s+ W" @
Authorized person, o. A) i' Y! s2 _7 B6 L1 I
Auxiliary gutter3 y: `, Y7 t) N! B
AWG1 v' D! c0 h& z# U
Bonding
, o, K) p, m. W# XCable tray
% A" p2 m9 p! Q+ `1 u4 y! r8 u9 LCellular floor
$ a. u/ K: a4 iBranch circuit
+ m2 S& y. b4 i7 h* k/ yBus! X- _9 r# r# T% b }: T
Busway; `7 \/ {# W3 U9 a
Communication circuit
. I: a: k+ g6 N1 r9 c. CExtra-low-voltage power circuit
4 a3 [* ?7 [1 m3 h9 J) g0 z7 lLow-energy power circuit
: e8 F1 r+ P: C' I: T' qMulti-wire branch circuit8 N) q/ S# r0 [0 ]% C0 u
Remote control circuit
! w, s; i% N9 Z: HSignal circuit
" L1 h7 R2 ~! o$ p0 pCircuit breaker
# j7 v$ p2 b) b5 A C GInstantaneous-trip circuit breaker& W$ B0 ^) s- l3 y/ b1 e8 x9 ~
Conductor
$ P; A3 m" J; v$ W8 wConduit% p4 P1 s* ?# e; M4 D. x0 |1 C
Flexible metal conduit
. I$ R$ I1 L) L6 p3 _ Liquid-tight flexible conduit
1 D/ S7 q/ B+ S- E5 S( e' Y Rigid conduit, \; l: c, D+ S/ G0 [. P
Rigid metal conduit+ V E2 i9 e+ @0 P& H" D: N
Rigid nonmetallic conduit
' R1 {. o3 Y" N8 L" E Rigid PVC conduit7 m3 u. ]* i3 V: q8 s v0 M
Connector0 e m( p8 b7 \4 ^% B
Box connector5 L' p( ^6 \& F9 i& C2 i4 |& U% ?
Wire connector" u8 |2 c- ?/ \6 C: C" S
Controller
" V+ `9 f0 s+ t0 [" gDisconnecting means
0 J( \0 P& Q: X. YDust-tight
* D2 B8 @/ G! b- s* ^Dwelling unit4 }6 C' s7 L5 s, n6 ?
Electrical contractor
7 ^& H/ H: N' |4 i# x$ h+ n. RElectrical metallic tubing( e% H; V5 [; j
Electrical nonmetallic tubing
; `5 Z1 H" y, b, rEmergency lighting) {& x/ S! t' b! ]
Explosion-proof$ q; Y+ u3 M5 Z' U2 t
Extra-low-voltage power circuit6 u- S' i* e: g8 N- [! C( P
Feeder
) I7 a: V5 h h& T7 oFlexible metal conduit Q/ b& L: A8 w2 |. Q8 c
Ground* J# B7 n4 m8 Y3 K* \4 C9 L- l& Q! ?
Ground fault circuit interrupter) j: p+ J% H0 C* F; b& K
Grounded
$ H* Y. z" ]. K6 D: u7 ~Grounding; J3 p% M$ L9 N6 n8 [ C" U
Grounding conductor
0 G& `: d8 ~9 E. P5 `* [, SGrounding electrode
) U+ N- |# C, vGuarded
# Y* U |" P% i" _: K9 IHoistway: M5 R6 L3 z1 Q1 `5 e6 T/ b
Identified
& B, T# @' M8 r3 s. }Lampholder& C4 Q, C1 J/ I4 c O
Low-voltage protection
4 t0 B3 K F! s! E" y5 ?) z: `Low-voltage release
7 J/ r7 C2 [3 j9 f6 w7 `Neutral
8 V7 m) `9 I$ ?- }+ ^3 q. RNoncombustible construction
% K/ D& g" C0 }6 r, X3 S: k7 f# a' i7 BOutlet' Z* K5 [+ l/ J# W K$ |% O3 D
Outline lighting
0 c" R1 l6 E( T. a5 ~Over current device) ~: ?3 u% d7 H" W' O( S1 m8 |
Overload device& a4 B! ~5 ]2 a; m3 B
Panel board6 k: E+ l! u1 B: @
Panelboard, enclosed0 }& D q& _' I; \/ h. @
Permanently connected equipment$ }6 ?! ~" D( K7 k: x1 M2 j
Permit4 ~7 O6 n8 ]7 F0 E V; w, F; w
Plenum4 Z- E/ r$ f* P
Portable as applied to electrical equipment' m5 b; [0 J+ g% z3 {
Portable ground fault circuit interrupter, g4 q& {4 q3 F) u" c s
Power supply cord
% ~* P6 X" @8 ^+ ~' E' [, ?Raceway
7 Z8 A3 |' i2 ]1 O+ kReceptacle
* p1 i; W2 G2 s9 M7 L7 [5 D Duplex receptacle* d" [5 r/ |5 w2 e
Single receptacle
) E! N8 @5 S1 ^2 b Split receptacle& F3 {% U) x2 o$ r
Service, consumer‘s2 `: E+ w# S4 v
Service, supply
( P$ d" w! f7 I, `9 G' `Service box
6 J5 K7 `: e% i' k& c) @. c; mService room
9 U/ l! u" f- w. _2 QSingle-dwelling
7 l( z8 ?5 l$ {8 U( X$ L2 |. SSlow-burning as applied to conductor insulation, \9 Y% q$ B/ ^- h
Splitter
6 v+ C$ [, o+ q0 PStarter
; C1 T* U( o- f' ^7 R! _5 c% KSwitch
, l2 _' T8 x! A( i* C4 B2 N General-use switch
) B% m: Q# m3 E) j+ Z8 ~( K Indicating switch6 b8 k ^8 u: p _0 x6 x( t
Isolating switch
2 N* ?3 d+ H9 S7 ?+ U Motor-circuit switch0 t- k9 x! A0 n+ c; V( D. R
System& R9 G% Y% S7 T( \' ~, _
Communication system& T* i4 F" D/ Z) b- L! R
Community antenna distribution system(CATV)) e, ^. h% ? i5 H5 [
Grounding system
) J P& _! i4 A5 W5 f9 ] \Underfloor raceway" l _; g3 g8 {$ q
Voltage:0 Z% P1 c! k' P9 i
Extra-low voltage, {& q. W/ q1 N& S$ d# p: M
High voltage$ F- q' ]) E9 C8 Z1 k7 q( k
Low voltage& y/ c8 E* w) C" q
Voltage of a circuit
1 c& T0 h. D- f) ]Voltage-to-ground5 l8 D. \: Q* L) o* b/ Q& C
Wireway
3 j: S! L! z" S; [7 x2 B
/ F/ {) C( M3 D, _% ]Section 2 GENERAL RULES4 ~3 w; E' k* x; D& I! W
Administrative8 k* y* g# V* h) K2 B% J
2-018 Reconnection
/ e: E- u0 @+ e$ F. Q( t/ x2-030 Deviation or Postponement9 x/ O/ E) ?1 k2 ~$ {) |
Technical General
% P2 j$ H% L2 n" y) H2-106 Circuit Voltage-to-Ground – Dwelling units& M/ z2 o0 R# d( r
2-114 Soldering Fluxes1 T% ?+ I+ F$ k* Y: o# e
2-116 AWG Sizes of conductors
3 ~) z0 A F/ W C5 h0 Q$ z2-124 Fire spread (see Appendices B and G)/ N* O0 e% p/ u( [* S2 l1 C
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
. @+ R1 ]3 x, d$ x8 `( @Protection of Persons and Property
) y* L* I. r$ @( \) L1 M7 @/ X, U1 ~2-202 Guarding of Bare Live Parts( r% O2 ^. a' I- z8 Z
Maintenance and Operation
3 f8 d. p2 N& ]; w6 A |$ y2-304 Disconnection" ] r& s+ |+ ~" t+ f. f: I
2-306 Maintenance of Live Equipment d: b# \. N; o) g2 u5 B X7 I
N 2-306 Shock and flash protection (see Appendix B)
) c2 ]4 D% C: @" K1 L2-308 Working Space About Electrical Equipment: Table-56
5 A* z/ v3 b0 p* z: ~( D! ?# s2-310 Entrance to, and Exit from, Working Space
" v3 A+ N( Y# R+ a0 c: l9 B2-320 Drainage
2 _' U+ i0 b+ ]: ^2-322 Electrical Equipment near combustible Gas Meters and other Devices
0 `3 _0 I8 o; t' d& z( E n, B3 yEnclosures
$ ], x7 W. j" f$ h$ d! O2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) ) Z" H$ n" B1 ]: s" h! V. }
2-404 Marking of Motors: DP, WP, TE
/ l- k4 t6 l4 [4 Z ~8 _) s 8 B- o) q4 I# A ~
Section 4 Conductors- j- S V% ]' X
4-000 Scope) X3 E8 y# @ J" ~
4-002 Size of Conductors: 14#, 12#% K: Y4 Z" c0 f& n6 h! m+ j6 X! Y
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
6 E' o" h' ` w1 Q( [( L7 Q4-006 Insulated Conductors: Table 19
8 K- x! L3 N! d7 X1 C9 {8 C2 X/ r4-010 Uses of Flexible Cord: Table 114 H9 |0 o/ _2 V6 h
4-012 Sizes of Flexible Cord
5 _9 W$ y. T) L/ [# a. n P4-014 Ampacity of Flexible Cords: Table 12# {$ J5 y! p1 a$ ~3 C" V
4-018 Equipment Wire, A7 | ` K9 o! g! D
4-020 Insulation of Neutral Conductors
+ O! d# ?- Y% D$ M% s4-022 Size of Neutral conductor9 p& }: n1 L+ I& q4 v. |
4-024 Common Neutral Conductor$ r; |( w: B6 c2 N! G8 s
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum% S! j7 ?* P6 C3 p* u5 b" c- j
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
' o1 J7 O$ @7 u* i5 Y4-032 Identification of Type MI Neutral Conductors- d4 Q2 b1 }+ E+ A* X
4-034 Use of Identified Conductors
0 D, V5 `: S, N6 A1 J [4-036 Colour of Conductors: Phase A, B, C, …
: w. |0 o$ A/ y) k( A' S
* |! c: Q. \) h5 C. O+ I5 ySection 6 Services and Service Equipment0 B& W! {* ]$ h9 r7 J1 ?
General
2 }; I- J2 F* V+ U9 D) D4 V6-102 Number of Supply Services Permitted
- V) n" ~/ R, A" R6-104 Number of Consumer’s Services Permitted in or on a Building
! W) O E& W4 |! D/ w! [( f# x, f6-108 Supply Service from an Electric Railway System7 W" U. A0 Z' Z8 M- B3 K
6-110 Three-wire Consumer’s Services
- \7 ^# J r4 K0 c3 I6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
. E. f B+ ?- w# m6-114 Methods of terminating conductors at consumer’s service& L. {8 u; C$ w" D( `$ X5 u. q7 n0 A% t
6-116 Consumer’s Service Head Location: a2 T6 B$ R( G' Y
Control and Protective Equipment
8 L2 g8 p. |0 N0 I7 }6-200 Service Equipment/ w& C/ @0 A* j- q! V# q
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
- W- r! }3 [' g* D6-208 Consumer’s Service Conductors Location
9 B2 `% W! a; m7 I1 d6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
$ R" |; b- ^4 }) L5 ^9 f6-212 Wiring Space in Enclosures
/ J" n4 s# d ]; Q6-214 Marking of Service Boxes# Q$ M; g- \4 g# c
Wiring Methods
) q1 J5 w- f) V# i7 t6-300 Underground Consumer’s Services
! F# h# Q( u" k2 i9 J, w5 s& J6-302 Overhead Consumer’s Service Conductors! x: {6 y; |- z' ?' l
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable- Y4 Z, @+ p7 u' E& p. O
6-306 Consumer’s Service Raceways6 Z0 k3 t$ p, y4 E, H; f
6-308 Use of Bare Neutral in Consumer’s Service9 b( [+ h7 w" N9 Z! n
6-310 Use of Joints in Consumer’s Service Neutral Conductors
s3 {. q9 [) ~8 T% V6-312 Condensation in Consumer’s Service Raceway
+ V5 t5 z; o3 U7 H" T4 S/ L5 D! i1 _ GMetering Equipment
9 Y7 `1 t" b2 v& I: P" w' o( B6-400 Metering Equipment2 |) v# ~8 n$ D1 E' o0 p
6-402 Method of Installing Meter Loops
. u9 U; c% F" O; x6-404 Enclosures for Instrument Transformers! b# j4 S2 n+ v' I4 [
6-408 Location of Meters
0 ^- l+ [$ y( ^+ A
. c( a2 J, A: z. }% I% l, o4 [Section 8 Circuit Loading and Demand Factors
5 ?( p1 d- d/ Z" h! A7 rGeneral
- \- @/ P- V; N3 C6 U4 s7 D8-100 Current Calculations
8 m8 v! e3 Q/ e. {8-102 Voltage Drop ( see Appendix D)
# H0 H; ^$ q0 [' B* y# |# u) h8-104 Maximum Circuit Loading, v* F2 T* `, |1 f, \) ^
8-108 Number of Branch Circuit Positions2 P! A: g) P3 l, @
8-110 Determination of Areas
3 q0 @* H# {6 u0 ]" {Services and Feeders
8 _9 ]% R! O- u+ q- T# L8-200 Single Dwellings (see Appendix B)
0 Q1 K8 T' E3 y4 j4 m; M. G# F2 o$ V8-202 Apartment and Similar Buildings" l1 n/ n7 @# h" F( g( z7 w, n: p
8-204 Schools
; d: K0 @) F. b$ L8-206 Hospitals
9 Y/ l- ` o* F: f. R* j) S; Y. }8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy9 Z5 g. E' L/ O0 \
8-210 Other Types of Occupancy (Table 14)
3 ^3 `4 @# D+ l, ^& C' ]8-212 Special Lighting Circuits
5 Q4 c4 m1 l- u& iBranch Circuits% Z' N5 z6 ]5 e6 t7 g
8-300 Branch Circuits Supplying Electric Ranges! E) b3 k3 |+ r1 y2 p
8-302 Connected Loads/ [( Q7 w- |( D
. S" ?/ J7 ~: I3 m
Section 10 Grounding and Bonding
7 E' e! L/ q4 | vScope and Object
$ U7 {- [% X, E1 _- |10-002 Object
. `; `& J) ?2 j/ ]- USystem and Circuit Grounding
' B- k3 \% H# b! q10-102 Two-Wire Direct-Current Systems
* n* [/ u. G# ]5 X; q! M10-104 Three-Wire Direct-Current Systems. G* V4 [+ y' T; H. \
10-106 Alternating-Current Systems
% S* |6 O: `8 t$ }- f10-110 Electric Crane Circuits
( g8 |! y: z/ e) [10-114 Circuits of Less Than 50 V
7 g, m' y5 k2 {$ l7 U10-116 Instrument Transformer Circuits, g: Q' M; |4 }& E& Y
Grounding Connections for Systems and Circuits/ o* ~$ z3 R- k* R0 }
10-200 Current Over Grounding and Bonding Conductors5 I# {% O! M9 _5 s6 L% J! l* g
10-204 Grounding Connections for Alternating-Current Systems
( T" q; V- f* \! ^* p- B# @10-206 Grounding Connections for Isolated Systems
+ o1 z' O7 Y [2 e& }$ _% d! Q10-210 Conductor to be Grounded! I$ a6 q1 ~1 b1 `
Conductor Enclosure Bonding* x. y. d% _: M1 a0 t7 c5 L5 O
10-302 Other Conductor Enclosures; v' j: L5 p& g+ I
N 10-3041 f N0 N- [5 ?' I) I2 U( |
Equipment Bonding1 _. @; F4 P! P/ R' f9 G2 Z
10-400 Fixed Equipment, General& J" m0 x, P3 [, G! U/ U/ F
10-402 Fixed Equipment, Specific (3), (4)
3 J9 c, B0 r2 V10-404 In Nonmetallic Wiring Systems2 q2 v0 I; o) m o8 \. j* i" ~
10-406 Non-electrical Equipment
, X3 e4 n/ L H10-408 Portable Equipment (4)(b)# _2 W8 X4 H4 F$ m! g9 R. x
10-410 Instrument Transformer Cases
3 c) c" B& R' F10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
% p" D6 U0 w: ]' ^3 [10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V" D: G& c- Z5 E+ ^* p$ Q* p
Methods of Grounding
" S+ x, \# p+ U2 K7 v/ f10-500 Effective grounding (see Appendix B) q6 r& b9 n: o4 m
10-502 Common grounding conductors
+ m: h2 F7 z! A10-504 Common grounding electrodes
; C+ }+ _/ `5 i) [) Z" [& f! X4 OBonding Methods
) ~/ E( o" ?( N5 D* V10-600 Clean Surfaces/ U. A& w8 ~. a6 C6 y; ~6 ?3 V: g
10-604 Bonding at Service Equipment
9 d5 o! ?) P( `- F10-606 Means of Assuring Continuity at Service Equipment) v: @2 x2 \) D! V
10-610 Bonding at Other Than Service Equipment
) w/ f- c3 w k! B10-612 Loosely Jointed Metal Raceways- \8 H% C& N2 @: a) Y: A9 ?+ y
10-614 Bonding Jumpers Table 412 E- Z: l( e3 J2 K
Grounding Electrodes
$ ?- u( p# I) h' g. D" Q* P u+ ?) l9 q10-700 Grounding Electrodes
5 f/ m# K6 ^: s+ r2 y7 z+ d10-702 Artificial Grounding Electrodes
! L. g" R& z' O; b) I1 Y+ G! p& T! }! b: wN 10-700 & 10-702
, }, V* y0 j; I! c/ n! V7 y* W10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
0 p/ D+ ^6 b6 w! c& uN 10-702
# W8 l+ A# M) m" w5 [6 z! [* j10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
. ^# w* Y! X# S! j& kN 10-702' q+ w, q: j3 Z
10-710 Use of Lightning Rods (Appendices B and G)8 _ s F( Y5 u: N7 Y
N 10-706$ I$ I9 T3 v* d
Grounding and Bonding Conductors
! C. z: P4 k, ~4 Q& t10-800 Continuity of Grounding and Bonding Conductors
: h G& K: K9 u% |10-802 Material for System Grounding Conductors
$ E/ A3 Q7 ~0 f% h1 t6 K10-804 Material for Bonding Conductors: Q; b" p; Y' N# M" Q' J; r+ T: }& ^
10-806 Installation of System Grounding Conductors
/ G. x/ v+ D1 l3 o k10-808 Installation of Equipment Bonding Conductors) F/ i3 ? l! o' F
10-810 Grounding Conductor Size for DC Circuits
6 k' @" A o4 P p5 {6 K# ^% \1 M10-812 Grounding Conductor Size for AC Systems (see Appendix B)/ V U' W+ a* ]
10-814 Bonding Conductor Size (Appendix B)5 a- Q! [8 _: S* Q3 d% e9 K
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
: A8 P, M: F P) R: r/ R) [6 i10-818 Bonding Conductor for Outline Lighting
8 U2 F! O' `4 S" W10-820 Bonding Conductor Size for Instrument Transformers
' @: @3 d! s/ S! B9 lGrounding and Bonding Conductor Connections
n& g% S1 V# w7 ]2 s: `10-902 Grounding Conduct Connection to Water Pipe Electrodes4 S# k$ G# b+ L( u' \1 H9 @
10-906 Bonding conductor connection to circuits and equipment! }4 A8 ~* r/ E( E
10-908 Grounding Conductor Connection to Electrodes1 \6 y+ } E6 k2 n' T7 h
Lightning Arresters
8 {, i" m1 m, d9 y, Q10-1000 Lightning Arresters on Secondary Services – 750V or Less3 G) r# F& O9 R, }
+ t6 T! N: D) g2 L7 P
Section 12 – Wiring Methods8 K0 ~5 A4 m1 }: g' h
Scope
8 m. q: Q: r; J12-000 Scope (Appendix B)0 ^- b* a& ?3 Q+ k: p9 d9 @
General Requirement" x& y& J0 E9 x
12-010 Wiring in Ducts and Plenum Chambers8 u# U" k/ Y/ U+ x
12-012 Underground Installations (Appendix B)
, x1 v& U ~. X5 H. ?, V# S C12-016 Lightning Rod Conductors G: j/ F0 a8 O; b3 i9 ?4 G: D# A1 A
Conductors - General' L" y9 W% ~+ L$ C3 V
12-100 Types of Conductors (Appendix B) Table 190 z( Y! F& y: D
12-102 Thermoplastic-Insulated Conductors
b. v5 e6 x; T" k# S+ H* c. I/ A- P3 l12-104 Flame Tested Coverings+ _9 Z" v5 [' c$ E
12-106 Multi- and Single- Conductor Cables
# Y9 K" [( \' W6 [. R6 k3 J4 E$ G12-108 Conductors in Parallel (Appendix B)
; x3 l2 q2 e; t, w7 w- b6 y! J0 [12-112 Conductor Joints and Splices/ I7 m+ F5 [5 U; p8 r5 z$ H$ w1 G
12-114 Ends of insulated conductors
/ b$ l7 Z% {/ m- |+ a12-116 Termination of Conductors (Appendix B)$ M/ y! F u# x9 j! z* t
12-118 Termination and Splicing of Aluminum Conductors& [. u5 H A0 w; J4 J# I5 U7 y( {6 b
12-120 Supporting of Conductors - Table 21! ]3 z9 t7 e. A0 l
Open Wiring
( I! h, z3 F+ F. C( w12-204 Spacing of Conductors
- A4 v+ }: E- _; I! b$ F9 o12-206 Conductor Supports6 x7 R4 q( W9 M7 t. y" ^% J" R8 C g
12-208 Conductors on Flat Surfaces( H5 F) y% |7 h" I g1 @! w
12-212 Protection from Mechanical Injury
# D7 e0 K6 ^$ \ m pExposed Wiring on Exteriors of buildings and between Buildings on the same Premises
" i/ j3 Y/ F- S& O12-308 Minimum Size of Overhead Conductors9 u7 t8 V" G: R3 M) {7 d3 w6 T& f
12-318 Use of Neutral Supported Cables
) c6 u a* X: E. K& d( {- ^6 sNonmetallic Sheathed Cable& ]' E0 ?+ R9 K K( a# x
12-502 Maximum Voltage
; E2 Y3 f; L! t, c; z12-510 Running of cable between Boxes and Fittings (Appendix G)
. @5 _) ^4 ?) n2 {4 y12-514 Protection on joists and rafters# D- n/ e3 O" k
12-516 Protection for Cable in Concealed Installations (Appendix G)
$ w9 T& o s- x+ k4 ^12-522 Where Outlet Boxes Are Not Required
# U q; T6 G. T# _Armoured Cable
; I2 e, ~0 z5 w1 d8 V12-602 Use (Appendix B)0 [/ a# j; \! Z8 S
12-604 Protection for Armoured Cables in Lanes/ a, e& J( W# W; n& q
12-606 Use of Thermoplastic Covered Armoured Cable1 K$ z" L( w/ X3 O
12-608 Continuity of Armoured Cable7 D4 N5 C% |/ S
12-610 Terminating Armoured Cable6 t7 X6 B& q. K
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems+ i r( J6 \/ A+ Y5 m0 K2 b1 o
12-614 Radii of Bends in Armoured Cables
9 @5 q$ P* e/ c- M; v12-616 Concealed Armoured Cable Installation
2 R! p- y7 k- L6 {12-618 Running of Cable between Boxes, Etc- g- S3 E& n3 x& I: g+ o
Mineral-Insulated and Aluminum-Sheathed Cable( V7 Z$ G& b# L+ A: T! H% b
12-702 Use1 s y: I/ {7 y: O2 B: P. a
12-704 Use When Embedded
( \- x/ _% Y& P# `; d- H12-706 Method of Supporting( G8 V- [5 Q m! @8 @0 c/ h4 h
12-708 Direct Earth Burial% L r# v: W2 k. P: ~
12-710 Mechanical Protection0 M; _2 J' M8 h$ y
12-712 Radii of Bends
0 N# n" b5 f$ U12-714 Termination of Mineral-Insulated Cable (Appendix B)
3 D9 O7 p! v1 i, k' w+ X4 }1 u12-716 Connection to Other Forms of Wiring5 ^9 K. Z7 y7 x4 i$ n8 ?
Flat Conductor Cable Type FCC
- G$ Q! X. G+ e4 V' _12-804 Use Permitted
* G& I! S: d. T) F2 `0 _12-806 Use Prohibited
% d, J3 h( i9 d& e. B# a12-818 Anchoring
& b7 h0 r' O! W. c12-820 Crossings) {2 E) N! a! M
Raceways - General3 A/ \' r' m. b( }! b w
12-904 Conductors in Raceways
: c- Y, h/ P5 X$ W* f12-906 Protection of Conductors at Ends of Raceways
1 ~) Y& t& P# J" s/ }" `7 j12-908 Inserting Conductors in Raceways4 S7 p" M) Y* q! P+ Y r9 b
12-910 Joints or Splices Within Raceways
v( G2 W: K) V( N% F, N% v12-912 Stranding of Conductors6 Y8 q& I- m& N" S
12-914 Electrical Continuity of Raceways
8 C" Z0 ~7 p! M3 }12-922 Radii of Bends in Raceways4 O5 q. ~' a" y+ {. p8 z) m9 J
N 12-922 Radii of Bends in Raceways Table 70 d3 H1 p1 {6 }* Y$ s0 i( F
12-932 Protection for Raceways in Lanes& n& \4 H1 c6 P# C$ ^8 X. N5 g2 ?
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)* C, a5 ^ \4 u( O; x, m0 l$ K
12-938 Capping of Unused Raceways! V- c+ i8 y: E. C
12-940 Maximum Number of Bends in Raceways J8 I& d! ^. ~9 D$ P# U
Rigid and Flexible Metal Conduit
/ l7 }7 o; i( Y12-1002 Use
+ \$ {9 F) j! u2 Y; c {( i; i. }12-1004 Minimum Size of Conduits! r3 U+ I. j: T
12-1006 Conduit Threads (Appendix B)- Z9 d: q8 C7 T8 U( S% w4 {) B
12-1008 Thread Engagement
, T6 r* o( w4 G" v12-1010 Maximum Spacing of Conduit Supports2 m, B1 b0 w' \3 r6 q% A3 o
12-1012 Expansion and Contraction of Conduits (Appendix B)8 X, m' l- T- y' g$ t
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 ) k9 `5 I* Z, u$ G3 e. b5 g/ \* r
Rigid PVC Conduit and Rigid HFT Conduit1 N3 G4 g V! J) H: O2 b
12-1100 Use+ Q* i/ U: P4 a7 A3 s
12-1102 Restrictions on Use
3 R. o9 ^# q% L; N$ ]7 R4 X12-1104 Temperature Limitations (Appendix B)
8 l# s( z$ R% Y/ b+ \- z12-1108 Field Bends (Appendix B), (2)
. g$ a* H5 I3 W! T- ~12-1110 Support of Luminaires
9 e, i+ c2 g% L _. F8 C+ f12-1112 Fittings# B# N4 y! C4 \# f" l, M- I
12-1114 Maximum Spacing of Conduit Supports
. z+ H3 ]% X3 C4 E12-1116 Support of Equipment
% W0 `" b s, R) b/ b12-1118 Expansion Joints (Appendix B example)
% e' }- m' g' f% NRigid RTRC Conduit
9 e0 `. d; B3 S/ B6 T+ Z12-1210 Temperature Limitations
e9 \# l6 ~, d) J" }8 A$ W1 N* v; W12-1214 Expansion Joints (Appendix B)- V& i$ I& ?, r0 L3 m* F8 y. h
Liquid-Tight Flexible Conduit1 [4 ]- X1 c9 P+ \0 a9 V
12-1302 Use of Liquid-Tight Flexible Conduit8 E5 Q9 F- O; U
12-1304 Maximum Number of Conductors* ^4 K+ X9 h- x* ^6 Z
12-1306 Provisions for Bonding
. l# h; ~4 z3 W+ [! U7 N% y+ ]Electrical Metallic Tubing: j9 O' @; ^: Z0 n! Z+ F, B
12-1402 Use
$ t) t7 A7 P9 C8 J' E# m. Y12-1404 Supports& B+ c8 S. H% A6 \
12-1406 Minimum Tubing Size
2 {& P' n# [; s) Y" I# D- l* p8 L12-1408 Maximum Number of Conductors
X' F. C8 L2 t& {12-1410 Connections and Couplings7 X3 t+ f y. t: n
12-1412 Radii of Bends in Tubing
! F7 M: J. v% M: _' f. `N Table 7( H" f. Y5 C# V; T* Y% n
Electrical Nonmetallic Tubing
( |, V+ @) F) v G; d3 c ^12-1516 Provision for Bonding Continuity
) H2 e: @8 H% g6 e9 Y' CN 12-1514
. N% {4 f$ R3 p" A0 F7 XSurface Raceways
. Y! b } q; k" H12-1602 Use of Surface Raceway (Appendix B)
& M2 c4 M9 w# G2 w12-1604 Temperature Limitations$ m8 H: Q8 _, \7 L
12-1606 Conductors in Surface Raceways (Appendix B)5 z/ a$ l; }7 r r
12-1608 Maximum Voltage6 |: K% o. B& e. {9 `; w* \* f8 k
12-1610 Joints and splices
# a* Y# ^; H# t f" yUnderfloor Raceways
7 c# |5 G* B) G8 R% S12-1712 Discontinued Outlets in Underfloor Raceways0 m' L! b. j( ~, T5 T
Cellular Floors" \0 [/ _, Y8 U0 q
12-1804 Maximum Conductor Size in Cellular Floor8 Z' L p9 f0 Z- W4 G
12-1820 Cellular floor discontinued outlets
! v0 a+ t% V* i) ^5 M# Y9 FAuxiliary Gutters2 p! d7 X: W2 q
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces' j. Y$ e3 V8 ]. Z& K1 l) y( e* I
12-1902 Auxiliary Gutter Supports
3 f# Z# L0 h7 h9 h' f: v2 n9 S12-1904 Auxiliary Gutter Cross-Sectional Area
5 b" j5 J3 M) Z7 _6 B2 Q8 \Busways and Splitters# W: O, i, d- b I2 `
12-2004 AC Circuits in Busways and Splitters
7 F$ P. y) K/ N% U. f12-2006 Busway and Splitter Supports* R1 l3 B1 w" i4 }$ f9 \
12-2008 Method of Installation of Busways/ y) C8 s9 X; Y1 e/ W# Z
12-2012 Reduction in Size of Busways! l( B5 s* R; m
12-2014 Length of Busways Used as Branch Circuits
+ I7 S c( x7 p7 E/ I12-2018 Taps in Splitters& z: h" x/ u, c& H$ @3 R
Wireways# a" O4 A+ S7 `2 I
12-2104 Conductors in Wireways" ^* [: ]. {4 C/ p. N
12-2106 Taps and Splices in Wireways- t7 f& `* c2 c; E) N+ v; Z8 q
Cable Trays
0 t* h% a, V$ o; t3 a- w) W12-2200 Method of Installation (Appendix B)
. Y, e/ O) c: h* U12-2204 Joints and Splices Within Cable Trays
j! r% u' b% Q# x. J5 @12-2208 Provisions for Bonding+ H$ z# j" ^0 f4 A8 r5 `* L
12-2210 Ampacities of Conductors in Cable Trays" Z* W/ O E1 e* s$ c# R
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
' a8 V& h0 E. Z7 c. [" N12-3000 Maximum Number of Outlets Per Circuit1 L6 R- T/ X6 `* F$ u
N 8-304+ E) x: V9 w9 r( J( O& w
12-3002 Outlet Boxes (Appendix B)
1 v7 A2 u; L* m8 |% V7 M% TN 12-3000# n1 D o/ M. `& J" n( z
12-3004 Outlet Box Covers
! V# n8 v% y8 MN 12-3002# D* V/ i5 [8 J
12-3010 Boxes in Concrete Construction" Y* |; t( [ G, K
N 12-30080 |" w8 h: n1 G
12-3012 Outlet Box Supports
5 D5 j8 G" n% I; D+ N3 B- h' ON 12-3010
& r' o8 W# R2 \# }5 U1 x; X) i6 D r$ d12-3016 Accessibility of Junction Boxes
( s) f8 D7 X% ^1 _N 12-3014
, r# b2 M$ [4 D3 f8 F- i/ n! K12-3018 Flush Boxes, cabinets, and Fittings0 m) e1 \/ |) Z8 g- R+ e1 U' ]9 n
N 12-3016& F9 \* V, W3 u% r9 A- r! T6 c
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
2 s* q/ x1 a/ l$ M" pN 12-3022$ D2 ]$ U$ w' l9 n- g, O
12-3036 Maximum Number of conductors in a Box - Table 23
. P3 a$ i I( y6 oN 12-3034
3 i b- x9 G0 f _: `# B6 }12-3038 Pull Box or Junction box Sizes
- s$ _4 {" [+ c/ IN 12-3036
8 x4 Y- l- [$ v- m1 u
( r m+ C9 U5 \Section 14 Protection and Control
# a. g; m& D9 d: j# r; G# JGeneral Requirement! F7 Y* m0 Q# h7 f8 y. w- `
14-010 Protective and Control Devices Required
" U$ S* \4 z6 S! @$ |) d14-016 Connection of Devices
1 I# O9 t% g: X Protective Devices – General" s5 M* ^( `! |
14-100 Overcurrent Devices Required" t5 d/ D- X# K& o8 H
14-102 Ground Fault Protection (Appendix B)
% p3 x: M& B' _0 F. q14-104 Rating of Overcurrent Devices (Appendix B) Table 13
9 S* ^+ q1 {/ q3 K) l7 r4 L14-112 Overcurrent Devices in Parallel
* s4 I7 {. [2 d( rFuses
/ t4 C2 r# U( j4 j. R* n! R14-200 Time-Delay and Low-Melting Point Fuses0 i: M* L7 K9 R) S
14-202 Use of Plug Fuses, j6 x# V4 W* ^
14-208 Rating of Fuses
4 i g$ s/ d. H14-212 Use of Fuses (Appendix B)
4 f2 o0 b6 T% z! F% F- n0 y' ~Circuit Breakers- r" r- I5 |; X9 j* Z
14-300 Circuit Breakers, General
, N1 y7 ]7 i0 d; _$ M& G% F5 I3 H14-306 Tripping Elements for Circuit Breakers
0 o9 `2 h% ~. k% i14-308 Battery Control Power for Circuit Breakers
. N& r) E0 |( N: cControl Devices - General( Z6 D c! k/ s5 Z3 `
14-402 Disconnecting Means Required for Fused Circuits
( B: j# E7 M! G) ]" f! d0 }: XControl Devices - Switches
6 H8 t& ^3 f# Z4 k/ S' d3 T& E# Q14-502 Mounting of knife Switches) y; F/ v% C# L$ r3 `, a, J
14-504 Maximum Rating of Switches
" x) Q: M( ~' v _# ?: R6 j6 b$ g14-508 Rating of General-Use AC/DC Switches (Appendix B)" Y) R2 h+ y9 B V% a0 E
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)) T5 @9 i8 R: h% U
Solid State Devices# j( E& [! b0 k3 c
14-700 Restriction of Use3 S$ R7 [ ]) H5 \$ M2 | J
14-702 Disconnecting Means Required
/ u+ a! ?7 B# g7 m7 k8 \0 I/ t# m, z7 G1 Z
Section 16 Class 1 and Class 2 Circuits, t( l# c( i! }6 K1 @
General: Q: V ]. n* A( p) H2 m) |
16-004 Class 1 Extra-Low-Voltage Power Circuits
5 l4 E' ~+ {) L+ |$ H16-006 Class 2 Low-Energy Power Circuits' A. G6 S* D% c
16-012 Circuits in Communication Cables
6 f; v5 A5 Q0 `8 J- ?Class 1 Circuits
4 u0 B4 G$ H2 @( E16-100 Limitation of Class 1 Circuits
7 g G' o: m% Q! t( `/ N16-104 Overcurrent Protection of Class 1 Circuits
& p- K; e$ @& X% q8 z# t16-106 Location of Overcurrent Devices in Class 1 Circuits: O! l& z' @/ m$ w
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
- c4 E8 | B6 d4 ?7 p( R6 p16-110 Conductor Material and Sizes' T( T7 J6 n7 ?' p" D. i3 }
16-112 Insulated Conductors for Class 1 Wiring- Y/ z( G1 j2 N, {; ]7 ~ d
Class 2 Circuits
4 M9 ^6 O, z9 ]% j% t" H16-200 Limitations of Class 2 Circuits (Appendix B)
( G, f; Q6 m0 g- L16-204 Marking
4 M/ m: M% u8 S7 Q1 O, ?, g16-206 Overcurrent Protection for Class 2 Circuits
# T! [5 j$ K2 V s16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
/ A# b5 a- U0 \$ \$ QELC: extra-low-voltage cable
& d$ x/ h$ K3 ^ u3 K+ f+ h6 O16-212 Separation of Class 2 Circuit Conductors from Other Circuits' a% r8 ? A0 t8 t0 G
4 u4 \8 p4 u) I
Section 18 Hazardous Locations
' q4 p4 K, |) Z0 t' c, {" yScope and Introduction" I; W0 i; u6 B) Y+ \$ l
18-004 Classification& \+ q9 y' U/ Z
18-006 Division of Class I Locations (Appendices B and J)
; q: i! s' |4 k) G6 l18-008 Division of Class II Locations (Appendix B)' O* U9 X8 k7 D+ I. x% m) D
18-010 Division of Class III Locations (Appendix B)1 d2 ^) `' T+ E$ R' G0 C
General4 `/ l' m k0 E
18-062 Metal-Covered Cable (Appendix B)
/ Y/ W3 }6 ]$ @' NInstallations in Class 1, Zone 1 Location( [6 l7 K3 D8 k) }) c
18-108 Sealing, Class I, Zone I (Appendix B)
/ }. g% C/ o5 O; w" L& {# r
4 P3 Y7 d9 K6 G6 o! J8 rSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
( e+ [& I/ F2 R/ }/ nGasoline Dispensing and Service Stations O8 i& ]8 J# X, X
20-002 General
0 q% B( k0 d0 |0 A% ]( t" T5 s20-004 Hazardous Area (Appendix B)5 R; I* N+ ]; l# R
Propane Dispensing, Container Filling, and Storage
3 }: @1 L3 h8 w+ G( @$ N* H8 ^20-034 Hazardous Areas - Table 63* Z1 c, `( ?6 ?& Y6 T. j
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
& v2 T/ ~: O: M% d0 ]20-062 Hazardous Areas0 J5 T* H1 f. P; u
Commercial Garages – Repairs and Storage
, L9 s( y9 R. q/ c& e20-100 Scope k F8 M0 |, ^7 ]0 J9 h4 J- h
20-102 Hazardous Areas (1) 1 Q5 t2 d1 V& c3 k7 t% `
1 m* C0 Q% ~9 X5 m
Section 24 Patient Care Areas
% V* v z* q5 S8 U2 g24-000 Scope (Appendix B)
: _; \9 L- X: G& S" i+ M24-002 Special Terminology (Appendix B). @7 @9 n7 V, B% j; g7 ^2 n" J6 F
Patient care area
/ ~0 N9 ?4 v7 Q* D/ `4 U$ wPatient Care Areas
7 ?1 K! x, O3 {+ n8 Y5 d24-106 Receptacles in Basic Care Areas (Appendix B)
0 Y2 E5 ~3 f1 i/ T, M: Z' fIsolated Systems
' x$ {( U% t# z" Q24-204 Single-Phase Isolated Circuits (Appendix B)
8 T' N w/ r) |* K) Y" n5 {) g24-206
# |0 T2 m5 ~* k! q* J
) d* D& O3 j% }! a: j Y5 KSection 26 Installation of Electrical Equipment4 W" ]1 U/ T- A1 e0 Y1 f6 v3 \
General$ [/ p, y: r' I4 M1 a2 v4 z
26-004 Equipment Over Combustible Surfaces (Appendix B)4 M% ^6 x3 I" X/ _1 W% b% Y. w
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
1 p: y: _/ f2 A! v% @ Isolating Switches
# m3 a4 v$ _# n) @ @26-100 Location of Isolating Switches5 P3 t) Z3 W E% k$ V
Capacitors
' ^) v* L1 F# G& N* R' |26-204 Guarding of Capacitors* B; o$ Z8 g1 s; J
26-206 Grounding of Capacitors
' R1 ?$ e8 |8 \26-208 Conductor Size for Capacitors! T4 Q9 ]0 E, a, ?7 W) P4 E3 p) C1 ^2 R
26-210 Overcurrent Protection (Appendix B)
' p* X* j, k7 z2 h7 T( L P26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
% k7 W& k3 ~2 l; r# F3 `" s" |26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits5 H2 ^- @5 Q! E2 `! u9 ~
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
4 L3 @* o$ |$ f3 T26-218 Special Provisions for Motor Circuit Capacitors6 V5 W4 l0 {5 A# y4 a
26-222 Drainage of Stored Charge of Capacitors8 i5 Y) [# `' I5 h
Transformers
# O) |+ s$ Q% ]26-240 Transformers, General0 s" d) ~- }6 h3 R( g
26-242 Outdoor Transformer Installations
, u4 e6 d' N, S: I26-244 Transformers, Mounted on Roofs (Appendix B)9 E/ |' s' r+ Z
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)& e! h4 v9 l% b; }# e# G
26-248 Dry-Core, Open-Ventilated Type Transformers
) L3 W9 w+ g( e- B26-250 Disconnecting Means for Transformers8 D3 ?0 M: `1 W+ X
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
4 r; X8 m# W7 b26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers5 T$ B A: e$ b
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
3 @) N! U1 A. ]- ~1 r+ ]26-258 Conductor Size for Transformers4 | Z' S- e2 ^7 `3 M
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
/ ^: ?& U, M! I$ ^26-262 Marking of Transformers
; r9 U; c, j) B3 V26-264 Auto-Transformers
& F0 a$ L& w1 G* oFences
. r9 P/ k: w5 U: G26-302 Clearance of Equipment - Table 33
6 \0 x. `8 Z7 [Panelboards3 H+ _6 N( a8 d9 J( G1 J# `2 |4 A
26-400 Panelboards in Dwelling Units (Appendix B)9 |% M2 z9 Q" k9 B. w- k, b
26-402 Location of Panelboards (Appendix G)
; k! o+ r! g, N. K cLightning Arresters, Q+ Q) R M k& p( h. W7 r/ U& [
26-508 Connection of Lightning Arresters
8 |1 _0 T$ P9 r. d/ DStorage Batteries, A7 F, f; h" I/ y) f6 R( R
26-542 Special Terminology
! Y/ t6 K9 @% ?( G( }+ ?: i# ~26-550 Battery Installation
* b5 u! ~/ O) u. o, r7 y7 B26-552 Wiring to Batteries
, d, l# A4 G: F8 MArc Lamps, F6 W& b- @/ s* W
26-600 Location of Arc Lamps' b- C- R' x' Q1 w. Y2 L8 x) w8 p
26-602 Conductors to Arc Lamps1 @- D( B# r+ v% b5 L! X$ t
26-608 Globes and Spark Arresters, i+ L/ I' c1 g4 x2 w6 l' q
Receptacles
* Y( k. A- [( Q. J1 [) f* v26-700 General (Appendix B)
( R" b+ X' Y# N6 {$ [. h, R26-702 Receptacles Exposed to the Weather
5 A) D4 Y+ I4 [# YReceptacles in Residential Occupancies: O' G M4 P9 b/ k; d0 i
26-710 General (Appendices B and G)
3 w- Y, L0 d6 ?- w7 s26-712 Receptacles in Dwelling Units (Appendices B and G)) M$ c1 v& l8 o" c, `! t0 `
26-714 Receptacles in Single Dwellings (Appendices B and G)
. B+ Q1 l8 W4 R! D2 vBranch Circuits in Residential Occupancies
, H) L& U$ ~) _9 g& {26-720 General* U0 |' ~, J! E0 y: {
26-722 Branch Circuits in Dwelling Units" ^0 A3 o2 ?0 J: v: s+ i
26-724 Branch Circuits in Single Dwellings
6 X$ [5 K; V8 f+ L26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
0 o; A+ c0 M2 nN 26-720 (F)
$ Z) h! O9 y2 B6 j, l- fElectric Heating and Cooking Appliances
+ v, y" }, ?" K26-744 Supply connections for Appliances
% D+ W6 e+ \! @26-750 Installation of Storage-Tank Water Heaters
4 S. ?( v" c5 g% F4 S26-752 Infrared Drying Lamps
- D( a; f; y3 j) S9 I* I j" t* N2 `& _/ N
Section 28 Motors and Generators/ ^- @; M( P, j3 n
General
: c8 G, \" Z) J. n, ~28-010 Special Terminology
" I. K; Z3 ?8 \* Y2 J% GHermetic refrigerant motor compressor: ?# ~, ]- v, J; y
Locked rotor current rating) u6 s; M9 D' f L K
Service Factor
- N% `0 K8 y/ Q2 M% s- nTable 44; Table 45; Table-D2
/ n' O9 s+ r Q7 lWiring Methods and Conductors
; q2 i/ A& Y& l7 ^% t' L! x28-102 Portable Motors( h( { C3 f* \$ ]' Z( Q
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
& \2 H/ @, i: K7 X" V28-106 Conductors, Individual Motors
& R" V0 j$ C' l1 I7 ]+ C: w4 d: r28-108 Conductors, Two or More Motors
1 K, B, ?( U! C28-110 Feeder Conductors2 o% m+ c: }; h% E3 ^+ V
28-112 Secondary Conductors8 j8 y8 H6 C: S( _' r
Overcurrent Protection5 L8 } G7 H5 [. O @
28-200 Branch Circuit Overcurrent Protection3 D7 E9 ^, j; H1 g; x1 |" L
28-204 Feeder Overcurrent Protection0 o3 v7 G% |9 A
28-206 Grouping of Motors on a Single Branch Circuit# f/ T4 T* ^% H# s; `7 D5 r
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)( s; c0 |* c4 v& |3 L2 M' b; W
Overload and Overheating Protection( {. D" r# f$ B: K
28-302 Types of Overload Protection
$ X1 O; o! P' {28-304 Number and Location of Overload Devices (Appendix B) Table 25
8 i7 @! t. O$ ]* T+ z9 Q) E28-306 Rating or Trip Selection of Overload Devices (Appendix B)
R& n* z3 m8 J28-308 Overload Protection Not Required
9 [- b/ x0 E$ ?! A, h; p$ EUndervoltage Protection
/ K" x' L8 Z' S. {28-400 Undervoltage Protection Required for Motors (Appendix B)) `. d3 ^2 K% |
Control
- L: o# d; F$ R8 `28-500 Control Required
9 P* j4 K- T* N1 d9 F" e28-502 Control Location( y- {; `* {1 W7 @: A
28-504 Starters Having Different Starting and Running Position& U' h! E. _4 q. t" v
28-506 Grounded Control Circuit; t# S* ^1 C% h9 S5 x2 R2 f. |
Disconnecting Means
9 }" s/ l( E1 ^# G6 r4 `6 f/ ]# @28-600 Disconnecting Means Required- ]) p+ b) V$ D1 S
28-602 Types and Ratings of disconnecting Means (Appendix B)
4 \6 K) q1 X' X' U( C0 u28-604 Location of Disconnecting Means
. l7 k0 m" B3 z& [* B Hermetic Refrigerant Motor-Compressors% L; J/ ]( G2 j: m) c; s% I( A8 ]
28-706 Conductor Ampacity; M1 b: t- z5 B. j: @4 u
28-708 Overcurrent Protection; |2 `5 e$ G2 C M+ R4 E0 E. i
28-714 Disconnecting Means
2 F; o9 S4 ?) h5 C+ LProtection and Control of Generators
: I( w: A E* L28-900 Disconnecting Means Required for Generators
4 ?% Z4 B; N9 d; [28-902 Protection of Constant-Voltage Generators
e1 r. t" u# s! T, h. {; u! Y28-904 Generator Not Driven by Electricity9 |$ X. z4 i# B. g# W2 }
28-906 Balancer sets% q* ^/ f4 t% k6 T# h4 `" N; ~
28-908 Three-Wire Direct-Current Generators0 ]7 ~ o! A4 _: @3 \0 v$ G* E0 K* w
. w; h O7 n1 O% b& M# V0 M
Section 30 Installation of Lighting Equipment
5 a9 Y X5 s4 s' v+ n# k30-002 Special Terminology (Appendix B)/ R% q: w; U# d0 e# J0 K, M
General4 J6 h' r* j; ]
30-102 Voltage$ F& x8 J- g' y% h1 ~- X
30-104 Protection (Appendix B)
7 Z; \/ W9 U3 o+ x! M2 k! V; Q30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
/ X& D K2 E! J* I5 g5 I, V" `! k30-108 Polarization of Luminaires
2 z+ @* r, y8 b8 _$ R30-110 Bonding of Lighting Equipment
5 D7 E o: B1 o# N) A& G5 Y9 ZLocation of Lighting Equipment
7 X& S3 l0 |4 @9 s& O# D30-200 Near or Over Combustible Material
! G2 _& n* f# B2 H2 ]& R; l30-202 In Show Windows
% i' q. M3 A, J) [30-204 In Clothes Closets
+ N. o8 S! A1 |% y$ z4 H: h. fInstallation of Lighting Equipment. Z/ A% S d2 z4 ?' c
30-302 Support
6 E2 B% b# a8 J: J. `" e30-304 Outlet Boxes to be Covered2 e! R/ [, I; m0 o' V
30-308 Circuit Connections
/ {2 K0 ]# \7 o8 K/ l5 K, a% @; m30-310 Luminaire as a Raceway5 G2 B6 I( Y& m( E4 R6 R
30-314 Minimum Height of Low Luminaires
8 t1 e: [2 K; k7 H% K30-316 Luminaires Exposed to Flying Objects* Q# I- ~3 e8 U9 ` S0 I/ T
30-320 Luminaires in Damp or Wet Locations+ w& B& ?; E& I8 B5 r( Z
N 30-318
( O* _6 z; Y5 \2 i* vWiring of Lighting Equipment
0 [8 c% S2 C: o) B5 r4 W4 f% Z% N30-400 Wiring of Luminaires6 ?! o; G6 G5 n$ ?# u2 U3 r. E
30-402 Colour Coding! `( `2 K: S+ O( P0 d0 c5 x' G
30-404 Conductor Insulation( B8 h+ H: l' H' y0 Z7 f: b& U2 Z
30-406 Conductors on Movable Parts
* x& m- q' D+ z2 H7 [30-408 Wiring of Ceiling Outlet Boxes7 R% v1 e; X9 k1 W
30-410 Wiring of Show Window Luminaires
/ M2 f f+ f% ^1 @: P) t3 U& z1 @; i30-412 Tap Connection Conductors4 Q" U5 T. b$ G: O+ F9 A
Luminaires in buildings of Residential Occupancy' T2 H/ V( b1 s
30-500 Lighting Equipment at Entrances (Appendix G)# {4 ~. |3 b" B6 O/ Z6 E4 h
30-502 Luminaires in Dwelling Units (Appendix G)
; q& t0 }8 ^; W# v2 U7 a30-504 Stairways (Appendix G)
6 ]* i1 }1 i0 t- A7 o0 ]30-506 Basements (Appendix G)2 e) M6 u8 K, w
30-508 Storage Rooms (Appendix G)7 l5 f- l' M( e% i9 ?: u- R6 Z; b
30-510 Garages and Carports (Appendix G)
. r3 q0 R6 [6 e* o$ i, |4 PLampholders6 m' L) y( R, L
30-600 Lampholder rating with Incandescent Lamps7 y. r" n$ ?: p! i4 a+ W
N CANCEL
7 q$ ?. U) L; H( B30-602 Connections to Lampholders
8 x2 T% b7 F1 b5 t5 u( U7 T& }N 30-600
! p4 @9 j& ^3 m( b% q ]30-604 Switched Lampholders Used on Unidentified Circuits
4 o, X1 I$ o3 z L) a6 bN 30-602
" E& H1 S7 n1 b9 R* b# Y$ b( E30-606 Switched Lampholders with Pull-Type Mechanisms! R) U& {, W& p- K* F
N 30-604 h! _" H: B- Q3 l3 ^+ z! y4 q7 _
30-610 Pendant Lampholders
% t" i7 g9 E8 e5 UN 30-608
. z$ |4 S g- _! eElectric-Discharge Lighting Systems Operating at 1000V or Less- B: W+ {* q. T
30-710 Control (Appendix B)+ B. P7 t9 s9 n- {1 u1 `6 t
30-712 Branch Circuit Capacity) _! M) |( X% J* ?7 W
Electric-Discharge Lighting Systems Operating at More Than 1000V- _) w! k( U# |) \# w$ X& a
30-802 Voltages, Dwelling Units) N. g' e' r" Q3 h8 G0 i
30-804 control (Appendix B)
0 H* E5 P/ o, g& H/ DRecessed Luminaires (Appendix G)0 T3 U7 q" u( c5 D4 e7 C; }
30-902 Spacings for Non-IC Type Luminaires
1 i. E8 _5 j1 o6 d/ ]30-910 Wiring of Recessed Luminaires (Appendix B)9 `! D9 }3 D- n
Exposed Wiring for Permanent Outdoor Lighting
$ I- n8 B- h; J* b* Y* J30-1120 Branch Circuit Loading and Protection7 q" @4 s; S' A- u) \. T
Extra-Low-Voltage Lighting Systems
/ J3 c% c2 I7 F: |! P$ h30-1202 Sources of Supply
& t5 z4 x) z5 C2 x2 Z# A
/ u) _1 _) ~* F9 n5 NSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
7 c6 D, q2 ]' {. gFire Alarm Systems
, L1 M: S+ L W, p+ u3 O32-100 Conductors0 s( M' ^& z- l3 ]7 g+ S$ q+ h. D) u
32-102 Wiring Method/ e3 }7 d* r+ L! v4 y( Q
32-104 Equipment Bonding, X- Q- I* l# l, {, e4 r
32-106 Electrical Supervision
8 a, q; M* K- D7 K5 X! O7 O; |( v32-108 Current Supply
6 D# y. p" [+ D( [% R0 R32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
! V. S6 R1 Z" P$ l6 kFire Pumps- G q5 u% N! n0 C7 g
32-208 Overcurrent Protection (Appendix B)- l! Z- Z9 V4 S3 F* u
N 32-206
# ]2 x! W6 S9 c1 ^4 V32-210 Overload and Overheating Protection (Appendix B): k- O1 `& M0 r( y9 {% w! W5 T! T% K
32-212 Ground Fault Circuit Interrupter (Appendix B)0 D* U( d) g' \9 R4 J. R
! @0 c1 D0 `$ h* M3 U& ?
Section 36 High-Voltage Installations8 ? I$ b) M S" Y4 ^$ s d7 F
General7 h0 Z; {$ z* C- s
36-000 Scope (Appendix B)# O: ?) W4 h6 J+ O! }+ a
36-006 Warning Notices `& y# U$ r% z5 h; [: y
Wiring Methods& I! I2 \) ~: }, ?! e
36-102 Radii of Bends4 Z$ }. Q; v& k$ Q. v
36-104 Shielding of thermoset insulated conductors
3 ]1 U. o: f1 k7 \6 G: c' s1 `36-108 Spacing of Exposed Conductors (1) table 30, table 31: i8 l7 k- J$ J/ }0 ~
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
$ o" U3 r0 q" q, M1 b7 s+ y+ dControl and Protective Equipment
; L, ?2 C8 w2 y6 H36-214 Disconnecting Means
9 q- {( Y* M4 w# f" X5 H: ] Grounding and Bonding$ c- @$ x2 f% z, M" @+ ~
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
8 L0 D" }! K/ K1 P2 P& a36-302 Station Ground Electrode (Appendix B)# w* x, R* ?' T. r$ O) N/ R' r
36-304 Station Ground Resistance (Appendix B)) T% A. w, y, d% {# ~8 ^/ D
36-308 Connections to the Station Ground Electrode (Appendix B)
3 O+ |. A/ E$ [% j9 s0 M4 H/ t36-310 Gang-Operated Switch Handle Grounds4 m1 T- S/ P7 j, P+ n
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations. c# ]7 l# s! W% F8 Q5 y& }4 c
' }7 T2 U3 i* T5 q: G' w: sSection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment* f4 Y' H% V/ i0 B4 B8 ]3 Y( c
38-002 Special Terminology (Appendix B)
3 P3 G( C6 b; O, Z, R. [5 c) _1 V38-003 Voltage Limitations (Appendix B)4 }0 O$ U& P6 t$ Q
38-004 Live Parts Enclosed1 ?, m7 p0 a# n3 U; r* O
38-005 Working Clearances2 H0 \4 P Z9 _, s! t+ c0 R
38-011 Insulation and Types of Conductors
7 k! o% A7 J3 B+ w+ T$ N6 Z38-012 Minimum Size of Conductors
' _ J- S. f! U( G
5 [$ j8 _- t+ ^* M2 t& l4 A4 q% oSection 40 Electric Cranes and Hoists: a4 j: t% P7 U, F, U
40-008 Disconnecting Means+ b6 V0 l! J0 e# f2 j
40-010 Main Contact Conductors$ F" x$ {1 t; q, |
& C& I, h4 m# Q2 t* \Section 42 Electric Welders
0 {% Q8 p9 z$ d- _$ |* qTransformer Arc Welders
$ |: }7 o; Q/ E- q; G7 p* V- f, P42-006 Supply Conductors& v/ Z' i m: O4 k* l3 X, L. k$ ?
; U { e; Q9 [1 o5 i, Q7 m, {Section 44: Theatre Installations! O% F) h' e" a; W
General, v- l$ ^: h6 m3 g1 Q
44-104 Number of Conductors in Raceways, K6 h' b# u ~# l8 w7 O
44-106 Aisle Lights in Moving Picture Theatres/ m/ C9 a) x1 ]' d3 j: q. Y1 f
Fixed Stage Switchboards
* R4 o6 @- |$ N1 v( `44-210 Overcurrent Protection
# C4 M6 l7 v. \1 ?+ T2 U- pFixed Stage Equipment; _' h1 s# c" q( ~4 V6 c
44-324 Receptacles in Gallery Pockets$ Z) T- u) b- K4 \
44-326 Receptacles and Plugs
$ M% n& r# ]- {1 o% x( j/ V2 K$ z
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
5 ~0 h6 K" U2 I: z; ?% _General( C# A! `- m2 K; t. c
46-102 Instructions
5 q3 B) Q7 n# K# D' ~46-108 Method of Wiring (Appendices B and G). q% |& B3 y" s2 N) z' n
Emergency Systems8 j* }$ c, k4 s" g& f. d
46-202 Supply (Appendix G)- F g$ K0 j7 v6 w$ f
46-204 Control$ D H- Z! M$ ~1 }) `9 Y
46-206 Overcurrent Protection$ d. ?& a# q9 H/ G& ?
46-210 Remote Lamps
# K$ |) w: n$ m- F' N% L/ YUnit Equipment& ^$ D4 n( d% f6 ^. l3 v) d" A# m
46-304 Supply Connections
: \/ S6 G" g1 Q9 ^46-306 Remote Lamps (Appendix B)
* w% G9 L5 L+ v% D" NExit Signs0 d/ s/ S! w R7 [, Y& ]5 z5 E, R
46-400 Exit Signs (Appendix B and G)
- A1 j- M# x) |8 C$ \
3 D$ R' J8 }; {Section 54 Community Antenna Distribution and Radio and Television Installations6 i* f5 l; b/ m6 X' F% Z ~
54-000 Scope
1 O( k) q4 {4 b; O7 i$ s; K54-004 Community Antenna Distribution (Appendix B)
9 X9 \$ `8 G' ~8 |. F' n9 `2 l: E+ QCommunity Antenna distribution1 g V) S6 M% G8 Z5 ~
54-100 Conductors
+ i, O: y4 Q' v; v/ y3 }54-102 Voltage and Current Limitations (Appendix B). z! j( h7 S- J
Protection
1 L* p6 q4 w# I54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
$ @! E" k' E! d6 V/ p# @) nGrounding
1 [' t5 T: f9 X1 k/ @9 @% v$ J54-300 Grounding Conductor
! L+ a |) S, E. \5 `" OConductors Within Buildings; M+ p0 R2 @2 ~5 q' I( S, N+ L+ ]
54-400 Separation from Other Conductors
4 K9 G( c. {& N* v' m, B! kEquipment
! x2 }9 _$ j1 `' U54-500 Community Antenna Distribution Amplifiers and Other Power Sources
( J \; H, s- \* A6 r/ F54-502 Exposed Equipment and Terminations2 u N! `2 {7 b% W) V! i5 T+ S
+ D& F3 O+ F9 p p( x. z( n s6 n
Section 56 Optical Fiber Cables% H; j1 p }: U$ W: }/ B3 T4 Q7 y
General1 P2 o) O \9 y; M" b% l& e2 ]" i
56-100 Special Terminology6 l3 e6 v/ f+ ]6 z+ x
56-102 Types
6 t7 E6 @6 P) @ EInstallation Methods. _, _" Q1 V4 G. j# i
56-200 Nonconductive Optical Fiber Cables (Appendix B)- W& X* m6 P- s6 k% x; h" |" z# a' B
56-202 Conductive Optical Fiber Cables (Appendix B)- P! q- H; E# p
56-204 Hybrid Cables
, W5 x# f2 i {: _ t5 |56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)0 l, G; k$ ~3 k; R z7 Q Y2 I
2 j, i% }8 t9 A1 l8 i5 W3 a
Section 60 Electrical Communication Systems
, s; _" p* {0 o1 V9 vGeneral
4 }3 ]( A2 G( v60-100 Special Terminology. [& P" G9 M. s7 Q) W
Protection
/ ?$ o) W3 L+ f+ [9 c) E) g: m) v60-202 Primary Protector Requirements' O/ @. p6 X( e9 g; I H' P
Inside Conductors6 |; H8 q* }1 B( X O" K$ T
60-308 Separation from Other Conductors
. _& r* E6 M6 q7 d$ P6 K9 L3 p( oEquipment0 a" b8 U& ]/ @7 e5 n' y" ^ d
60-404 Exposed Equipment and Terminations- q; {) U" d, [ h8 k# b6 P1 n% y
Underground Circuits3 b3 ? V7 b: q, x" S) L
60-600 Direct Buried Systems
$ m% l; L: Y7 I. M' H
0 p l' I- { I& C" ]0 [1 ] NSection 62 Fixed Electric Space and Surface Heating Systems
- d) R/ U( F! i O9 ~/ _; kGeneral
& B- |6 L& W+ L( g5 ~2 P. U62-102 Special Terminology" d; }3 F" |& z2 p& s5 m/ @
62-108 Branch Circuits
4 |$ r; i2 h3 h; z/ j) Q0 ]62-110 Installation of Fixtures! B' L5 e% |7 } H# U
62-114 Overcurrent Protection and Grouping (Appendix B) (5)- z8 Z% G& {+ |+ |, L9 D7 W* m
62-116 Demand Factors for Service Conductors and Feeders (2)
/ P+ ~9 K: C8 Z5 b) h6 o# U& l$ C62-118 Temperature Control Devices
: g3 c7 g! t2 O) f* J) g62-122 Installation of Series Heating Cable Sets (4)(7)( R- m& N5 y( j
Electric Space Heating Systems/ M* r* l& Z- F. {9 n0 f
62-202 Temperature Control) C0 g1 W0 @" ]5 ^5 e2 s! Z7 w
62-206 Proximity of Other Wiring (Appendix B)
8 }( w: J, @- w! ~7 q$ }0 f! r62-214 Installation of Heating Panels and Heating Panel Sets. t/ s! K6 T7 x
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings2 U5 y6 ^% T) s4 q$ J) u
62-226 Installation of Under-Floor Covering Heating Panel Sets
) X! r2 h: T7 U+ ?) H; MElectric Surface Heating Systems
7 S1 k4 j; U$ g# h" J62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
* `0 |3 @7 \* O0 |+ y6 R- l
. ]3 g2 s$ [0 J* d4 DSection 68 Pools, Tubs, and Spas
) f: T! q" n1 ?General B* v. d# T5 h" D8 w2 `2 `
68-050 Special Terminology
+ P; v' v+ Z4 p$ \2 G" |( c7 B68-056 Underground Wiring - Table 61
! @ L& q* t0 ]$ G$ R* T68-058 Bonding to Ground (Appendix B)
7 |* M6 L3 D7 b, R* Z68-060 Junction and Deck Boxes (Appendix B)! [ O8 c5 T0 D" d x: h0 ~8 M
68-064 Receptacles
! c9 p3 l5 z1 i* ~3 i68-066 Luminaires and Lighting Equipment- n+ d# I( O1 x* P
68-068 Ground Fault Circuit Interrupters (Appendix B)
0 l# q4 x/ F- Q0 P/ s9 ?9 f1 s
^! y7 g5 w" a5 [2 E8 KSection 70 — Electrical requirements for factory-built relocatable structures and 0 J' g Z( ~; l: A% H H8 `4 W
non-relocatable structures4 u: z9 i; l+ L* E. U
70-130 Tests (see Appendix B)' O" \5 r2 {, X4 d `
& ~) } q' p& M+ Z) `0 [1 Q
Section 76 Temporary Wiring (Appendix G)
' x7 d+ `1 o! ~* C76-004 Grounding
; c. s6 K8 ^/ b$ |! n# a) [+ a76-008 Service Entrance Equipment9 _* m; y7 f6 {5 [
N 76-006
7 U7 W9 u# x9 x76-014 Branch Circuits1 g0 f7 S, Z& [0 h8 F) x4 y4 ?3 A
N 76-0129 ?( V5 H4 h1 S* B6 Y8 \7 e9 o
7 W( h( A0 j2 c- Q" p
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours9 L" b' k5 }2 |0 X3 ~
Marinas and Yacht Clubs
: U( O+ u/ ?4 R+ S w2 B6 z' }78-052 Receptacles0 Q7 D$ |; }2 p ^" @% O2 ^/ _, z
78-056 Feeders and Services
- U, n: U$ S" p$ \5 K: C" J8 n" VMarine Wharves, Structures, and Fishing Harbours/ q: q' b |* R' _! B
78-106 Grounding and Bonding
, u% F% m7 s1 A* W' ] dTables& b+ |2 V2 ]7 n8 |4 {3 u5 ]
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( B1 d: x! R& W" |4 u! W! Y
5 |' q% Y: E+ m$ sDiagrams: 1, 2, 7% ~3 r' z( }( C" |: Z* I
4 y) _$ h9 C, ?. t& WAppendix B
( H8 C3 Y" F4 i# _P352: Ground fault circuit interrupter- 6mA
, `( y3 M# W/ o9 z$ w1 QP354: 2-126 FT1, FT4
% N3 m" {6 n+ C; v: j* c. l, QP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
+ B5 ?# B4 S$ f& S0 F$ OP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
3 D+ r H8 t8 @4 Z; s6 j+ e; D, bP370: 12-1012, 1118, 1214 Example:% {3 m4 I" D) Z9 a7 H9 l9 S' w
P371: 12-11085 L0 w7 |$ M* G5 w6 d) s
P381: 18-108(1)(b), 18-158(1)(b)
4 c* `' \1 f' Y3 q" K5 u) iP386: 24-206
9 n; S) O5 t* e' T3 kP389: 26-2568 \* Q, K. _2 p5 H0 g {
P391-P393: Section 28, Example to determine Motor Conductors and Protection
8 G; G7 h+ y' s" x7 A4 Z" s: M: N* S/ e' q; ^3 I
Appendix D
x8 i) s" l. l" t( n$ b) JTable D1, D2, D3, D4, D5, D6, D7, D16 |
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