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Canadian Electrical Code Review Guide% w8 u, V5 M% `2 P3 Y
For the Exam of Electrician For Red Seal License" t+ D0 p. c8 u) Y3 g) \
4 |% k/ a; ^/ GLesson One
; v+ n! G) G- [ N+ w. |1 qSection 0 DEFINITIONS$ U+ ^2 i! a' j$ A
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
4 w0 J5 R* F+ x/ g: L; xAccessible as applied to wiring methods
) p# D+ k( c$ `, m1 ~Alive or live6 ?1 ?9 {8 X+ G0 |
Aluminum-sheathed cable
' ~+ q1 m" \( g7 s2 D& a/ k+ {$ ~* H8 wAmpacity b2 Q# H4 `7 b* h4 i5 m6 w& O
Authorized person
. Y0 g7 p/ d( S8 W2 zAuxiliary gutter2 M& d* u: M/ q$ y9 l
AWG
* }3 H2 r! u B4 o+ x; O0 ABonding
6 Z$ V/ v s* {4 w2 pCable tray
- A4 q: J4 d' G+ y4 C% nCellular floor! H! _$ U9 n/ J; g& I+ S; ?
Branch circuit
1 b( I* i u- C, g t$ q. z# L2 iBus( B5 _4 _* H! N, X- i( N- A
Busway
0 I) t- |% N8 ]$ x6 FCommunication circuit; ?8 [& r+ m& J! }
Extra-low-voltage power circuit
3 } w: B" y/ ]$ F. U VLow-energy power circuit
' j! w) e, A. _* D" sMulti-wire branch circuit
4 c1 p( _, C' `; GRemote control circuit7 |2 d: |0 G7 E& J, X: Y
Signal circuit
c. |( _$ q4 x" j) S$ |. zCircuit breaker
0 @9 J! q' j- S$ M+ M R+ b- Y0 C* y& bInstantaneous-trip circuit breaker
6 I9 q" C; x5 y/ L( n4 \Conductor. W$ d& x. F- X% o
Conduit' a. n+ Z$ ~: I
Flexible metal conduit$ { x' N$ J1 U, t6 t9 ~
Liquid-tight flexible conduit
1 s/ T; I/ Q0 s. b Rigid conduit
7 X6 H& [; s1 R* z% t7 c" B Rigid metal conduit
3 M0 I: e" U4 t% E8 F6 f2 @6 V Rigid nonmetallic conduit
+ J: R9 g9 y/ R6 c Rigid PVC conduit g2 q$ p! T' i) P, i
Connector
2 d! k: j( S8 L; A Box connector
. |/ h8 a1 d- c0 `/ ^) {! { Wire connector
& R( H) N3 S, y, FController7 A3 l7 ^' \: ^1 b0 X
Disconnecting means9 J$ J ?5 p/ q8 W
Dust-tight
/ a3 P4 ?2 ^% U* d# HDwelling unit
, @0 s- u; b! z$ M7 {Electrical contractor7 R, O# h. n% D; t, O- v4 `: j3 z
Electrical metallic tubing
7 A9 }8 r# C! M2 \/ `! u) IElectrical nonmetallic tubing) b# F* N: C4 ]! ]4 x$ j. U+ P
Emergency lighting
* b1 J) E+ n* P( a: \1 uExplosion-proof
. {) n. i2 o# b* r1 _& k; d( hExtra-low-voltage power circuit
+ D) n' k$ G0 o/ M7 l& {/ b' XFeeder
9 @; q4 C0 N6 D! d5 ?5 j4 cFlexible metal conduit
9 H/ E5 k9 O" T# O* E5 D+ N9 l {& wGround0 S/ L; ~* `% B
Ground fault circuit interrupter' n1 z5 E1 R3 G! V9 o# N
Grounded
6 l, T0 z. z& i0 U, n' GGrounding+ o! R7 ~, I2 c* w
Grounding conductor
( M B( k, p" J! o. nGrounding electrode
) n' x3 R- u' G" IGuarded' H y% o- d9 Y3 x8 T' e
Hoistway
6 M4 g- }6 C* m FIdentified( F9 L/ H6 r4 i! s+ R2 F
Lampholder! v7 V a: G! e! J
Low-voltage protection3 l" e/ X) O! {: c/ C" [
Low-voltage release
9 @; x! m3 u1 ?$ }& T4 ^' PNeutral9 p- w/ u" k; C+ a! \2 ]
Noncombustible construction
/ X" }1 ~# u- b6 K1 f( X1 FOutlet! p+ m( K- O3 K, l! y. ~1 }( d2 O
Outline lighting
/ P- x! G* y+ F, n! n" |& ^Over current device
# B* E; f* E3 {Overload device
/ ~7 I7 _4 f. PPanel board2 m3 H) |! Z4 x- c, K1 `
Panelboard, enclosed( q5 M( G: b$ U, S" V% I: m
Permanently connected equipment
1 u6 V6 r" k; R3 s7 ?Permit* B& u" l1 I; J/ a1 |( |0 E S$ n
Plenum
) K# j+ N8 r4 v7 U o* Q! DPortable as applied to electrical equipment, w7 f$ E, E* X4 d. ]
Portable ground fault circuit interrupter
7 l; W( ~5 j4 E; T( s3 D9 A1 IPower supply cord$ g j- F3 `% r, G" z
Raceway2 u% |* S4 J% J3 o9 v' K
Receptacle
* }5 h3 g! P3 X/ Z, Z) |) ? Duplex receptacle
4 J' k, w$ ~3 N3 k+ O Single receptacle
; i3 P7 i; ^- m2 G( E: X9 l Split receptacle v7 k; [/ w8 j s7 f) ^
Service, consumer‘s
/ X- [- k/ e& b0 CService, supply
- v" S/ b, B; m1 DService box4 N/ v' ?, t9 z' R, G+ x5 ]- s0 [, |9 p
Service room# s" m" C H8 M$ R9 E. b6 e% I
Single-dwelling! g2 }+ w, r# G9 Q& i
Slow-burning as applied to conductor insulation
/ [7 u' o9 S/ J4 ySplitter5 o6 d8 J3 V3 D. C
Starter
: ?9 x" \! E, ~, y) K+ k2 rSwitch' }1 G7 j; y; T
General-use switch
$ o9 q8 S7 y$ H" E' D Indicating switch
# \, H9 o$ G5 i1 A5 u1 J, ? Isolating switch1 ^$ Y; D* a6 X) z1 a7 E
Motor-circuit switch: W( P& ~6 }5 a. Q
System: ` |- \+ C, d. q
Communication system
3 [& c9 e* L2 f/ h% R% q# K; O2 o# x Community antenna distribution system(CATV)
! L/ S+ P$ f% p3 k1 t, m8 V* a9 c Grounding system0 Z+ T' Y. f: P B( [
Underfloor raceway
% O: l/ k) n$ J4 Q L& NVoltage:
% f( u; S9 G* M0 a! c Extra-low voltage
: @% p: |" T4 E( ~ High voltage
, }, r# K4 b& Y8 K' R Low voltage
+ f: F$ {$ ^8 oVoltage of a circuit8 N7 J2 I9 Z/ j
Voltage-to-ground
# c, B+ V) b; G: H0 PWireway& `( w( Y! w4 x0 f; Q" l
' A2 }! W$ e, l9 {3 b9 F2 y: c0 U+ H" BSection 2 GENERAL RULES f. g1 A- x) h3 @6 r. |) u, W
Administrative+ s& G$ G0 V, o* W/ d0 d( ~5 ?
2-018 Reconnection
* |. K' Y" G+ S5 K2-030 Deviation or Postponement+ A4 ?/ o, _' M7 w) P
Technical General% @8 }3 D) E! s: `7 L* c8 m
2-106 Circuit Voltage-to-Ground – Dwelling units
9 Y5 ]7 I4 H/ Q& `0 b& T; Y2-114 Soldering Fluxes
# M) D) p) I9 g! L8 F2-116 AWG Sizes of conductors
, o& ]/ [* c" x% M% [9 K2 o2-124 Fire spread (see Appendices B and G)
4 _2 @+ @( ~% g* e9 q2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
) P! k5 W% f6 R6 {Protection of Persons and Property+ b0 S4 ~' ~: a& e: c- [
2-202 Guarding of Bare Live Parts, x4 x! e4 e+ i- c- d% a1 \
Maintenance and Operation
7 s5 C6 Z0 P+ @) O2-304 Disconnection
$ N' |! I8 O2 v" z3 g7 C' p2-306 Maintenance of Live Equipment2 g( Q0 ?+ c: ^4 A* x" F0 B
N 2-306 Shock and flash protection (see Appendix B)
- I0 A: y0 V6 i% F9 q$ B2-308 Working Space About Electrical Equipment: Table-56
2 j) y4 a; ]8 E( g8 f2-310 Entrance to, and Exit from, Working Space- ?8 S" I/ G+ M3 {- B
2-320 Drainage, |' ^0 |& Q1 `5 i2 o
2-322 Electrical Equipment near combustible Gas Meters and other Devices2 a8 U" B1 D. n8 Z% O
Enclosures
3 v6 b8 ~9 u& k6 y* r. h' O9 C2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) : p5 ?' o: X+ p0 V
2-404 Marking of Motors: DP, WP, TE% s& B, I) r; _, t6 ^" q
2 w& c# V8 ]5 s1 c2 i4 O7 KSection 4 Conductors
' \* v" B5 l( a8 \3 s4-000 Scope, R2 x8 C1 k+ ]4 Y/ }
4-002 Size of Conductors: 14#, 12#
$ B. K! P) U8 K8 I0 Y/ F( q4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 365 _$ a+ y) P; z" ], d5 k+ \( t
4-006 Insulated Conductors: Table 19' W0 n+ t! x4 G8 P
4-010 Uses of Flexible Cord: Table 11
6 d) `* N8 e: G1 [% I9 U4-012 Sizes of Flexible Cord* p& j9 l" y: P( S, {& f* q
4-014 Ampacity of Flexible Cords: Table 12
8 t. x' ]( p9 V4-018 Equipment Wire4 v0 E7 u4 ~) i* p5 z/ P$ E
4-020 Insulation of Neutral Conductors
/ D" }1 }3 w) k1 K2 n4-022 Size of Neutral conductor3 j, N/ i9 q+ C. n; [# {
4-024 Common Neutral Conductor
& Q c: h: v( \% B7 d5 ?4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
! ]9 s: Y; E8 x4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum# P/ P1 i# G Y8 I$ j* h
4-032 Identification of Type MI Neutral Conductors3 Y3 u/ \+ ^, L$ P. q H! I
4-034 Use of Identified Conductors0 b7 |" q" v$ W9 q
4-036 Colour of Conductors: Phase A, B, C, …. T8 n4 a, i- h
% l# T. z$ ^2 g8 x, R, YSection 6 Services and Service Equipment9 f; x& [! s5 v |
General @3 \8 T6 v) X
6-102 Number of Supply Services Permitted9 G% N, C4 O4 p! o
6-104 Number of Consumer’s Services Permitted in or on a Building
- q7 j: {, U% L# E8 m8 X6-108 Supply Service from an Electric Railway System
$ Z" m4 l. l- ^6-110 Three-wire Consumer’s Services * _. J7 `% K; v! q; l
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors+ z1 c) |" P8 ]$ ` [! z0 _
6-114 Methods of terminating conductors at consumer’s service
* X2 o+ W( H& N% l: e; `6-116 Consumer’s Service Head Location$ n0 U9 l6 V0 Y' n& m$ ~' i
Control and Protective Equipment
: r3 F6 C8 I+ H) z" D P6-200 Service Equipment
- O) X9 X' d$ {6 C u6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)3 d: ]; i: F( C: r
6-208 Consumer’s Service Conductors Location
+ s, D% ?+ Q- l# b6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches$ I' i* d, Y6 p+ s) d
6-212 Wiring Space in Enclosures
6 E9 m) h+ Q( R6 T$ D6-214 Marking of Service Boxes
+ v- a b% m; u6 vWiring Methods
: x7 `9 C3 \; F0 G {! N6-300 Underground Consumer’s Services
8 [" c7 G- W# s1 k) l6-302 Overhead Consumer’s Service Conductors
$ l: k2 F% t9 u' D$ J6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable6 o8 v- I) R5 }/ N1 Q
6-306 Consumer’s Service Raceways
4 @7 S/ O: O# s2 v+ f5 U7 t6 R+ ^- R' G6-308 Use of Bare Neutral in Consumer’s Service& K5 O5 {: @0 h
6-310 Use of Joints in Consumer’s Service Neutral Conductors5 V* u; k- Q. h" b$ E% \" v
6-312 Condensation in Consumer’s Service Raceway5 Q8 s- O& a% O
Metering Equipment0 _+ Y" |9 r4 Q* c) b2 H" {, |
6-400 Metering Equipment
2 E4 i7 ~; x1 E7 s P4 d/ t6-402 Method of Installing Meter Loops! A* w, y1 T: S% f3 d# _
6-404 Enclosures for Instrument Transformers1 j8 N. u5 j; r6 O8 S9 n
6-408 Location of Meters9 c. N" O+ |" O. m3 B C p2 k
' {, r" i: M# w9 ~
Section 8 Circuit Loading and Demand Factors0 u% R6 B: Q9 r! }6 Q( I5 [! d
General# e K! Y% \ J6 \; }
8-100 Current Calculations
2 {* U+ A7 m! E8-102 Voltage Drop ( see Appendix D)$ ?/ }( M1 X7 H1 N+ ]" s3 r' |
8-104 Maximum Circuit Loading+ V+ w, j b K6 z+ `; C; ~
8-108 Number of Branch Circuit Positions* M3 E9 e3 V% \% B
8-110 Determination of Areas
) |$ D' r% Q: n# nServices and Feeders
' a. \+ \' M. ?9 `# h8-200 Single Dwellings (see Appendix B)( b: c3 J' u! p) D3 `6 j5 E; p
8-202 Apartment and Similar Buildings3 A" d0 A* R% w! e
8-204 Schools+ Y% w* c* W4 \* j
8-206 Hospitals8 M, O8 W# A& k+ _5 f
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
1 ?/ Y) k" C$ |- D+ G8-210 Other Types of Occupancy (Table 14)+ e& h4 F/ d; }* ?. |
8-212 Special Lighting Circuits/ k! |, F4 T4 K, n
Branch Circuits
+ y/ y( R0 W: m) \8-300 Branch Circuits Supplying Electric Ranges
* w8 F; ]) M9 p5 V6 Q& d$ q0 Q6 _' y7 h8-302 Connected Loads
7 y/ ?! t% [* i
$ B& T! A T, U5 R% xSection 10 Grounding and Bonding
R8 ?9 o. O& s& m8 t' M9 p4 ?# {+ xScope and Object; b- L3 g1 p+ o) X3 u6 b8 A; h) T
10-002 Object5 f' y; r5 H3 ?; a/ q$ c& A
System and Circuit Grounding3 Y2 V: O7 j" d
10-102 Two-Wire Direct-Current Systems
/ A, i3 V+ v4 Y% n9 a10-104 Three-Wire Direct-Current Systems
# L) G4 I6 s, Q6 |2 b4 ]* e; U10-106 Alternating-Current Systems
: Q5 r) A4 [& L4 o10-110 Electric Crane Circuits
% X8 J0 _4 a! C10-114 Circuits of Less Than 50 V& a7 x6 u, T5 b. [, Z9 n
10-116 Instrument Transformer Circuits
% \, [# n& I6 @" A" o2 ~. AGrounding Connections for Systems and Circuits
" F6 L- i9 ?% m* Q10-200 Current Over Grounding and Bonding Conductors" G5 y' e7 t2 I6 D% a
10-204 Grounding Connections for Alternating-Current Systems
$ o0 z' A% X( ` ?- g10-206 Grounding Connections for Isolated Systems
) m* @6 ]$ W$ G# B0 u m% v10-210 Conductor to be Grounded/ D$ Z0 @2 ~5 z1 V+ V
Conductor Enclosure Bonding2 l; k$ }$ { v5 ?. d
10-302 Other Conductor Enclosures
' A4 @4 i/ p( Z: E- ]: r* F* m- PN 10-304- u r3 K$ ]+ z; c$ ~% x
Equipment Bonding
9 W. V0 s9 o R10-400 Fixed Equipment, General
* ~/ U4 H8 m. b& n$ }/ n1 \. m; Z10-402 Fixed Equipment, Specific (3), (4)
8 h. N% P+ N0 @10-404 In Nonmetallic Wiring Systems
3 n) ]; r2 \3 S# U6 R7 E% y8 [5 a10-406 Non-electrical Equipment
4 }3 G& F$ g& p0 o* n' D10-408 Portable Equipment (4)(b)
6 f5 W8 J1 B8 I0 o* s10-410 Instrument Transformer Cases, u) c3 k; C. b+ ?' w" x, z* U: C
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less+ X; R6 Y* R6 [( F4 v, E
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
5 U* a1 s3 e: g1 S. ^' a/ f. K, rMethods of Grounding
0 v0 A8 `; O4 N. `4 m7 c10-500 Effective grounding (see Appendix B)% h5 [6 S @/ H( `1 `) G5 v" T
10-502 Common grounding conductors; u( C3 i9 R* {. a* d! q
10-504 Common grounding electrodes% t& j# V( \) u9 S. \
Bonding Methods3 _" i& _: s0 e" k9 Z8 v" l: h
10-600 Clean Surfaces
5 t6 k5 A- b6 ]10-604 Bonding at Service Equipment
: [4 p# C5 o3 x e' l10-606 Means of Assuring Continuity at Service Equipment3 y [( r" V, r7 }% |3 N
10-610 Bonding at Other Than Service Equipment
# Y4 b- q) X; ~10-612 Loosely Jointed Metal Raceways. y% \# G' a% a9 Y! l
10-614 Bonding Jumpers Table 418 W, B) S" G8 C
Grounding Electrodes
O4 z8 W0 o6 u3 g2 E: Q10-700 Grounding Electrodes
; h- k8 n. v) n- O8 l9 k2 O10-702 Artificial Grounding Electrodes
! J; h5 M; p! f4 U, l( @- {, UN 10-700 & 10-702* R- B- j# u0 Q- W9 N" c
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
, `" _, y# y2 o: H) SN 10-702
* i4 w9 g5 Y' j; N7 m10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding% ?* D: @1 X/ d+ M' D, ?: M
N 10-702- b$ y, l- m* K3 V8 [
10-710 Use of Lightning Rods (Appendices B and G)
9 k5 A2 B- w- A @$ n a; ]9 HN 10-706
" I1 a5 |" d7 p7 b1 H/ Q" c% }& tGrounding and Bonding Conductors
7 @; K% X4 \* n% g8 i& X: _' b( P10-800 Continuity of Grounding and Bonding Conductors
4 I3 v( o. l# p0 P10-802 Material for System Grounding Conductors
8 y7 O3 I% ?% c3 x& n3 J10-804 Material for Bonding Conductors
4 t1 i! l6 h8 G k1 P7 r10-806 Installation of System Grounding Conductors
( @% T4 j9 F2 C- j1 Z6 }( U, {10-808 Installation of Equipment Bonding Conductors
n Q9 T9 F3 L% P! ^10-810 Grounding Conductor Size for DC Circuits
7 E' I" `) R3 }/ m! ?10-812 Grounding Conductor Size for AC Systems (see Appendix B) l; O+ I8 W ]2 `! [& T
10-814 Bonding Conductor Size (Appendix B)
" D7 Q! u8 D* u7 R- `7 O1 ^1 C- e10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
$ q" _# S8 m8 ?% ^10-818 Bonding Conductor for Outline Lighting
/ t2 t# x/ H% r% a: m# V y10-820 Bonding Conductor Size for Instrument Transformers
, H" G5 Q; a0 u; \$ T- |8 hGrounding and Bonding Conductor Connections
/ [- O. ~+ n- C4 l10-902 Grounding Conduct Connection to Water Pipe Electrodes& t7 ]* @, q- V9 Z+ v) v$ D3 V
10-906 Bonding conductor connection to circuits and equipment. t Z% f9 ]: H" `
10-908 Grounding Conductor Connection to Electrodes$ J5 Z" n; M7 K5 q5 D( {. t, B- s
Lightning Arresters
* T% G* H/ E0 l+ `( X* |. f10-1000 Lightning Arresters on Secondary Services – 750V or Less
5 g2 f- b: B' B9 Q
" }7 u3 E0 V4 \$ T% i7 uSection 12 – Wiring Methods9 k/ H) l O8 r3 z v5 I
Scope
; V4 G/ |& @7 S6 R$ z12-000 Scope (Appendix B). B1 a" l: t% ^1 ]( X0 h
General Requirement/ s( P, S3 a& R, ?4 g- O
12-010 Wiring in Ducts and Plenum Chambers& i5 w. f6 y, n3 J
12-012 Underground Installations (Appendix B)# C# o% ]6 {4 W$ G$ I0 N7 F
12-016 Lightning Rod Conductors5 Z* F' [- b, B" X8 t
Conductors - General
; x: p7 |7 {7 G2 l8 ]( ?12-100 Types of Conductors (Appendix B) Table 19- D6 [, }1 z- v
12-102 Thermoplastic-Insulated Conductors; M7 _9 ?( p7 `: G4 C( a9 R% R# W
12-104 Flame Tested Coverings8 U& g, H# L$ u: ]9 Q4 u& b
12-106 Multi- and Single- Conductor Cables
% R' q, h9 p) Y+ {5 S8 W8 w12-108 Conductors in Parallel (Appendix B)( Z2 i# `( P0 d
12-112 Conductor Joints and Splices
: I) X' V3 \* n4 }0 r+ ^0 Z: l12-114 Ends of insulated conductors: V! w% a' T: Z7 F+ G
12-116 Termination of Conductors (Appendix B)
; O4 v0 U. i. A12-118 Termination and Splicing of Aluminum Conductors
5 V$ }1 A2 S4 N, F; x" d' }$ g12-120 Supporting of Conductors - Table 21
4 i& |+ T8 r4 f: D' u& VOpen Wiring
% K. u: ~8 W/ c1 j9 W12-204 Spacing of Conductors
+ `* R9 t) e& i* _/ x; h9 b* B12-206 Conductor Supports @9 U1 x" a8 g' a% u8 R. ]
12-208 Conductors on Flat Surfaces
, U+ Z! o ?% Z- ]4 ?12-212 Protection from Mechanical Injury
0 H7 S2 s/ F4 [/ QExposed Wiring on Exteriors of buildings and between Buildings on the same Premises
1 u8 U; K0 b4 L. S1 J12-308 Minimum Size of Overhead Conductors0 u0 x! h( o; K
12-318 Use of Neutral Supported Cables
6 ~% x1 Y1 \$ y# \Nonmetallic Sheathed Cable( D( N- o! m! C9 i5 M' L9 m
12-502 Maximum Voltage( T/ s- Z$ @; a' N
12-510 Running of cable between Boxes and Fittings (Appendix G)1 C# @+ m' h% e( C
12-514 Protection on joists and rafters
$ j$ a0 b0 u" J$ q2 _9 v: z& V12-516 Protection for Cable in Concealed Installations (Appendix G)
2 K. l' Q. g5 {# m" q B12-522 Where Outlet Boxes Are Not Required
1 I7 c* ?0 J9 V$ p- i) J6 YArmoured Cable
6 V7 C" }: p0 k12-602 Use (Appendix B)3 K& N0 Z# f& Q) r1 q) u2 U9 Q! G
12-604 Protection for Armoured Cables in Lanes
0 Y( A) B4 |* \+ j12-606 Use of Thermoplastic Covered Armoured Cable
) `. @+ u+ a+ f12-608 Continuity of Armoured Cable% z0 `+ n" u! ~! d, T
12-610 Terminating Armoured Cable
( _/ l% f5 s) ? z12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems1 {5 B# L+ ^' l' V* R* T6 K/ z3 \
12-614 Radii of Bends in Armoured Cables
" X' L3 U; q! i+ d- b1 t12-616 Concealed Armoured Cable Installation- F, }: a0 W7 m. I# D
12-618 Running of Cable between Boxes, Etc& ~1 q9 {. l: `* U" g, }
Mineral-Insulated and Aluminum-Sheathed Cable1 J9 j9 f7 w7 k7 v7 _. @1 m" h
12-702 Use: e. b. W5 n, W
12-704 Use When Embedded
. q6 u, u, ^ q5 Y1 u4 n- \& b% I12-706 Method of Supporting2 U8 ~# Y7 ]" Q# E' f/ [
12-708 Direct Earth Burial
# T. I5 s+ k) u" C$ O' s12-710 Mechanical Protection% @: {& e/ ?/ n9 N- `
12-712 Radii of Bends* h, }% l% l( }% ~
12-714 Termination of Mineral-Insulated Cable (Appendix B)& O3 H8 i" r2 h$ u
12-716 Connection to Other Forms of Wiring7 o8 {9 z y8 O. {6 w5 x) i+ F; l
Flat Conductor Cable Type FCC
2 m! q4 X* e. A3 k( v& c12-804 Use Permitted
5 [2 w. _0 o& t3 u12-806 Use Prohibited
2 K& M% m5 O. g& m) X12-818 Anchoring" ~3 K9 M' ^" h
12-820 Crossings Z5 s; ? Y1 y& z0 g
Raceways - General
4 I- n/ m7 g9 X8 F5 e6 P12-904 Conductors in Raceways
8 g. k3 I( ?8 E7 M2 \12-906 Protection of Conductors at Ends of Raceways
5 J, F) t" Y' n: N- _7 J12-908 Inserting Conductors in Raceways% G( [2 b( ~6 O9 S
12-910 Joints or Splices Within Raceways
* \8 l+ c$ r9 U0 V4 ~12-912 Stranding of Conductors
, C# R1 P& h: X2 t" y& t, O4 K12-914 Electrical Continuity of Raceways5 w* x) F/ W* i- R: t
12-922 Radii of Bends in Raceways1 h. H8 d, J+ k f
N 12-922 Radii of Bends in Raceways Table 7( o4 `" Y& t% [% a3 U. R9 m
12-932 Protection for Raceways in Lanes) X X4 f) Y2 h: ~" P
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)# L, O) b% J/ p! D
12-938 Capping of Unused Raceways
/ O* W: e" q4 v' r! b) C1 u: R12-940 Maximum Number of Bends in Raceways
" D/ A2 f7 J5 {6 _Rigid and Flexible Metal Conduit
" |+ N/ M: I1 w i12-1002 Use0 Z0 O' ?1 d7 ^% t. K% w
12-1004 Minimum Size of Conduits
, }7 N O: S' d$ }9 \12-1006 Conduit Threads (Appendix B)! u; P/ t* Q5 X! S# O9 K4 l8 I
12-1008 Thread Engagement
# w8 a5 l5 H# O8 X7 }0 ~, Q2 X12-1010 Maximum Spacing of Conduit Supports
7 H2 W: O- c8 j8 q9 v* T; c12-1012 Expansion and Contraction of Conduits (Appendix B)
& _5 Z4 {6 j, E: j12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 ' {: x1 M5 l9 n% I2 G5 O* t
Rigid PVC Conduit and Rigid HFT Conduit4 _+ G% `. q2 ^3 l9 H3 K6 P a
12-1100 Use
/ B, j5 [2 q, e. A12-1102 Restrictions on Use& _5 H2 o7 K2 A: y
12-1104 Temperature Limitations (Appendix B)
7 z {8 M% V( G& |12-1108 Field Bends (Appendix B), (2)
3 A; |$ [# l( \" t4 |5 m12-1110 Support of Luminaires; J) ]2 ^9 c" A6 h% @! C: y7 I
12-1112 Fittings
, _9 I2 n) c. a& G+ A. j12-1114 Maximum Spacing of Conduit Supports
( B% P4 }6 D; `. s) T) {12-1116 Support of Equipment, M+ f i& H6 Q) I
12-1118 Expansion Joints (Appendix B example). I% Q* j i" H0 J7 W/ Q3 g1 \+ W
Rigid RTRC Conduit
' b% U' Y S$ }3 H$ H12-1210 Temperature Limitations6 f: |1 G! _4 }' \6 X2 B
12-1214 Expansion Joints (Appendix B)" e$ a) v. k! X3 F. j2 @# Q
Liquid-Tight Flexible Conduit
6 \8 e5 J* T `9 s12-1302 Use of Liquid-Tight Flexible Conduit
; F# P, a& i& n9 [$ f9 C7 x. G5 q12-1304 Maximum Number of Conductors
) I/ x0 J. t6 M12-1306 Provisions for Bonding: v% c" Q# G. p u- h, Q8 G. v; z
Electrical Metallic Tubing: S, A4 g6 W2 k; J+ |: X& c
12-1402 Use) t5 @- a# u* h- Y
12-1404 Supports' ?( {# h' }) b$ I |
12-1406 Minimum Tubing Size
$ q, I) o/ Z& y. i12-1408 Maximum Number of Conductors: {/ ^" i4 S2 |
12-1410 Connections and Couplings! y& J3 G/ d' t; ~* v
12-1412 Radii of Bends in Tubing: S# t) G. G- s' R
N Table 7
& S% L$ ^% P! u+ e) ^4 @Electrical Nonmetallic Tubing" l* Y \7 q4 }1 n2 H5 ]; [% {
12-1516 Provision for Bonding Continuity
- C3 S; G( F; h" e5 J# I/ d. S% }N 12-1514
3 M v" }' |4 ^* Q4 U+ Q; ISurface Raceways$ K+ Z4 k8 `/ G4 {( W4 f: \
12-1602 Use of Surface Raceway (Appendix B)1 [ b& f# O# V7 _0 i# S4 A u
12-1604 Temperature Limitations% r7 N* B; o8 G& D; ?4 N* a; A4 V
12-1606 Conductors in Surface Raceways (Appendix B)/ O0 v5 K* G$ j5 Y- E% f
12-1608 Maximum Voltage
9 d& y4 T! ^- ^$ W, ^& {+ w4 @6 W12-1610 Joints and splices : D7 p; Q! |3 Y' l
Underfloor Raceways+ m1 A: |5 L' [2 }$ W
12-1712 Discontinued Outlets in Underfloor Raceways
. u- [" C4 c2 w& @Cellular Floors2 M& h7 e. ]( `$ a7 I
12-1804 Maximum Conductor Size in Cellular Floor
* c# N7 j! H4 ?, _) e0 P) Q12-1820 Cellular floor discontinued outlets
0 _: ~2 p% p) u* z0 iAuxiliary Gutters; i+ b* P$ W& @ Q7 m- n
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
# H- F$ E# Q" l; W12-1902 Auxiliary Gutter Supports8 M' ]& S8 k% q
12-1904 Auxiliary Gutter Cross-Sectional Area# [# k! p6 f. W& f0 `7 @* l4 U6 w
Busways and Splitters1 l- F6 u* y& p. J( {" \
12-2004 AC Circuits in Busways and Splitters% e9 A \) ]. \1 v/ n* f' L v/ S" S
12-2006 Busway and Splitter Supports
4 C7 j( D* a/ E1 M+ a7 t! O9 o6 E12-2008 Method of Installation of Busways+ ?7 R& r5 R! l$ U3 q
12-2012 Reduction in Size of Busways
# {# m# }. f! N/ B! D# w4 f; i/ W12-2014 Length of Busways Used as Branch Circuits
+ i* P. l% x; g4 y$ t; p" @12-2018 Taps in Splitters" A1 \# r' j3 {* h4 U W
Wireways4 E% |0 l! |/ B d4 X6 r
12-2104 Conductors in Wireways, E' B) C/ J$ R" P3 O
12-2106 Taps and Splices in Wireways, f% G: }, L: l3 |8 A* b3 A; b$ n
Cable Trays
+ g: V" U, V0 ^# @4 z12-2200 Method of Installation (Appendix B)
3 ^. c, f9 y# G6 H12-2204 Joints and Splices Within Cable Trays' A* A( \. E1 z; U' r1 m5 i: v
12-2208 Provisions for Bonding, L+ w) I2 C f( ~9 E- ^
12-2210 Ampacities of Conductors in Cable Trays
1 s8 @, i8 E& x8 \4 NInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings
' W- J8 {: @. k" i @) s! r12-3000 Maximum Number of Outlets Per Circuit
. O/ J) g" {0 n2 \3 T2 s& ?! xN 8-304
' C# y( t$ x! k8 i9 A- A8 p12-3002 Outlet Boxes (Appendix B)
- L: L( B- t$ S. L" i5 f, bN 12-3000
( i7 m7 L' ?) f7 ]' f) |7 ?4 S12-3004 Outlet Box Covers
9 W4 ~& ~! _% R; Z# ^: `N 12-3002
. L8 o& t' C9 s' R6 _- E12-3010 Boxes in Concrete Construction0 f3 |& `# j# A4 x
N 12-3008' K# W9 m- D9 j& x' e5 X
12-3012 Outlet Box Supports, Z$ _$ K: x; s2 j2 v- U
N 12-30109 Y8 p: g: U1 b4 |6 _' `) H
12-3016 Accessibility of Junction Boxes
/ o8 g' y7 e- y/ D: J6 z3 F' r9 C/ W BN 12-3014
7 o# i P: P+ s/ [& Q12-3018 Flush Boxes, cabinets, and Fittings
' q7 I9 m9 a3 wN 12-30168 n+ n0 F* y5 K; j/ L
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) - f8 _7 m2 S3 A- r
N 12-3022* {! @+ z7 P+ y4 p% S( @0 d
12-3036 Maximum Number of conductors in a Box - Table 23
+ T2 p% F: w" i5 z6 U( T kN 12-3034
( V3 Q, ?6 _ \% P) k* v/ ]& V12-3038 Pull Box or Junction box Sizes& J8 D" l/ L9 q+ T4 _" l/ T
N 12-3036
9 @" E' B6 N" _$ n. J8 U
3 v' T0 G6 A& ~1 t# o* KSection 14 Protection and Control9 n" q }, e3 \5 @. C5 O$ o8 L* y
General Requirement5 r6 e" k$ I( ~, r" Y! c
14-010 Protective and Control Devices Required, r" d' J, a; E+ k
14-016 Connection of Devices
0 c" M" J7 x. j8 V Protective Devices – General
! Y2 W' t2 R/ ?, l% x; Y+ G6 Z/ Z) o 14-100 Overcurrent Devices Required
s, a9 q, M- k" x0 C' |. ]+ J) q14-102 Ground Fault Protection (Appendix B)7 @7 ^7 b8 J4 s% }( ?4 v
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
+ W% I% B7 B P8 G/ a- G14-112 Overcurrent Devices in Parallel
0 H1 j! I: K, ^3 Z1 u; JFuses
) | B+ g" a, a; z1 J Q) i" p$ h/ H8 D14-200 Time-Delay and Low-Melting Point Fuses: ^ q, d0 p0 g$ ^0 O) h
14-202 Use of Plug Fuses, ?, [5 r/ \; `% W) B8 X
14-208 Rating of Fuses
3 l, x I7 f" T0 J# `! {14-212 Use of Fuses (Appendix B)3 p6 `3 _5 F l& j
Circuit Breakers
( z+ ] ?# N! q8 m8 |8 i6 ?* A14-300 Circuit Breakers, General2 a0 R4 T2 { W* [
14-306 Tripping Elements for Circuit Breakers: [& u: v) @# b1 V+ t
14-308 Battery Control Power for Circuit Breakers; s) s$ `# ?. Q8 U/ `
Control Devices - General, }7 c$ {* @% I! d) `# W. \8 x+ U
14-402 Disconnecting Means Required for Fused Circuits7 i* R! b4 z$ @( h H
Control Devices - Switches) V- j& ~1 J# V4 H( `6 @
14-502 Mounting of knife Switches
/ b5 |: k. N( Y& W1 L14-504 Maximum Rating of Switches5 | y7 l/ J6 v3 _$ m! g/ `
14-508 Rating of General-Use AC/DC Switches (Appendix B)
- Q \: k7 ^! @* T14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
! O; V' N6 A7 F- ?! J4 [Solid State Devices1 `$ m! h }$ A0 s
14-700 Restriction of Use3 H9 M2 |6 Y9 g
14-702 Disconnecting Means Required
# j0 e0 ?2 C! c: u1 Q5 u- b2 V+ ]3 M* Z* r1 C& x* K* q+ G0 d/ v9 e8 ^$ k8 `! q
Section 16 Class 1 and Class 2 Circuits
4 b1 G, O6 l7 M+ ~General
% m- ^7 ?' U9 W" ^9 M# G/ }0 A16-004 Class 1 Extra-Low-Voltage Power Circuits
3 }2 T: F: c' i16-006 Class 2 Low-Energy Power Circuits
# j/ ]$ u' _4 a0 G# m16-012 Circuits in Communication Cables* Y5 s1 N% s: T$ U+ |. ^: Z
Class 1 Circuits8 O+ @" F* ?$ X* Q
16-100 Limitation of Class 1 Circuits1 f; U/ \8 W* F/ o
16-104 Overcurrent Protection of Class 1 Circuits0 }8 T# ]6 f( U9 \0 b2 ^- g* x
16-106 Location of Overcurrent Devices in Class 1 Circuits
/ H$ M6 m& ~- P- |' j! z( a/ i16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers1 I2 d1 m0 H$ i/ V; F9 q4 c! l
16-110 Conductor Material and Sizes: H, Y" V4 |$ w; q4 f! i% H
16-112 Insulated Conductors for Class 1 Wiring5 u5 W7 }2 b4 k( ~$ M% _! B. H0 O
Class 2 Circuits4 f' e+ U( Q( W- q8 Z. Q
16-200 Limitations of Class 2 Circuits (Appendix B)' I7 X2 B' R! z( G: `; p
16-204 Marking
6 I7 d4 d1 C( r6 {" y) B, L16-206 Overcurrent Protection for Class 2 Circuits
) f0 M* `' U m! f16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
$ W5 Q4 L$ X1 `+ RELC: extra-low-voltage cable2 }) Q# Y7 Z. i* }6 n
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
+ a7 `9 `+ b* v$ S- `0 o4 D( I- \+ `9 b
Section 18 Hazardous Locations9 _+ W: l8 J4 ]
Scope and Introduction3 ~; j& B) o7 d( f7 T, N2 f
18-004 Classification2 x6 M/ U# j1 B. t2 K
18-006 Division of Class I Locations (Appendices B and J)
- e9 j0 R" N( Y" W7 i7 t d# G18-008 Division of Class II Locations (Appendix B)# M) K; ~6 |3 {
18-010 Division of Class III Locations (Appendix B)
: ]5 x3 k/ E% |General# Q8 M/ h5 f3 c7 l+ `) U+ y( ^: [
18-062 Metal-Covered Cable (Appendix B)
+ {% l" s3 K: |' S$ bInstallations in Class 1, Zone 1 Location
& f2 U9 y. A! l* Z- a18-108 Sealing, Class I, Zone I (Appendix B)7 T- A8 ^% q6 w# _
( V2 ~' W7 K* ]! b5 d* N- aSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
7 P' Q# w$ ?7 X$ ?7 x) PGasoline Dispensing and Service Stations5 {) R7 Q6 V' c' e
20-002 General8 `0 a G# R2 Z. ~1 h
20-004 Hazardous Area (Appendix B)
- a! b, v7 [ @1 A# MPropane Dispensing, Container Filling, and Storage$ F _, v# r( |/ h/ m4 |6 A9 w
20-034 Hazardous Areas - Table 637 j/ y* U& R, E% U7 ?* T( E
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
9 K b3 v5 w0 J9 ~9 {20-062 Hazardous Areas
9 B8 p0 d/ U6 \ Y2 ~Commercial Garages – Repairs and Storage
1 _& O% c; R) Y% r( I20-100 Scope) _+ P, H, j3 C4 R; i# m, W
20-102 Hazardous Areas (1) + t, N# p5 G( X/ _9 k3 A# w' g
; J( @, z; j- r3 k0 G% v) Q" qSection 24 Patient Care Areas
1 u7 U6 q, w. x% c% L* O24-000 Scope (Appendix B)& T3 O/ g& ]9 T+ X
24-002 Special Terminology (Appendix B)" i- v6 D5 z" K, m" Z0 m1 [" ~
Patient care area
" h( { J3 `" T0 H' b+ H1 MPatient Care Areas% a, o! K. W! I# k6 `& g! Q
24-106 Receptacles in Basic Care Areas (Appendix B)8 P, C/ P% q( Z6 E8 y( [* q
Isolated Systems
+ _9 X3 U% O0 N" [24-204 Single-Phase Isolated Circuits (Appendix B)8 s9 p o ^& B, g
24-2064 _: `: J. F2 [3 {
" m, I; f; N! K( u9 ^+ d. n
Section 26 Installation of Electrical Equipment1 d* S; p$ F) d6 b4 p
General- r; w# L* z) r+ w7 V
26-004 Equipment Over Combustible Surfaces (Appendix B)0 B- [2 i. R' X# X
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
1 f- j# K% @! c" \+ j% \4 B Isolating Switches- c5 h4 d. _8 ?3 [& R
26-100 Location of Isolating Switches
% u9 }/ ]9 s% B; s' t! vCapacitors
& q# n" c5 l9 H* j9 o, D) z- W26-204 Guarding of Capacitors
" B$ o: \! }6 f A26-206 Grounding of Capacitors
' `9 b" `6 y! z5 v7 o& Z26-208 Conductor Size for Capacitors1 O; i6 H4 i( `8 n8 n4 @- {8 w& Z
26-210 Overcurrent Protection (Appendix B)
' f$ ~0 g! L/ }' M u- q26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
: }9 m9 B8 r/ E, t4 r* N4 s5 p h26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
. @1 f! \. @' c- P/ c' R26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
$ v* R f& t$ q26-218 Special Provisions for Motor Circuit Capacitors
! c. b3 I( h5 }1 r0 d: G. H( L1 P( _26-222 Drainage of Stored Charge of Capacitors
+ X. Y/ y$ I$ ]( r xTransformers5 t* w" C& j# H+ R$ g' @
26-240 Transformers, General
, {- G/ |% z6 n6 \26-242 Outdoor Transformer Installations+ i7 O2 I0 E, ^8 p2 M G# g
26-244 Transformers, Mounted on Roofs (Appendix B)( V: e) p2 k9 R, a) g0 e/ I
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)" C4 h! S( @1 {4 \% J# G; w* U( H7 K
26-248 Dry-Core, Open-Ventilated Type Transformers
% X" }' R1 r& h1 l: d26-250 Disconnecting Means for Transformers
F; R7 B) v, L5 l26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V8 X) t1 J# E/ I/ G7 b
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
; d& \! h4 G* y& ]3 w( Z# n1 B7 p26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
# k/ A' {' }) @, u26-258 Conductor Size for Transformers
9 N4 K! A) F, Y. i9 O% ^) O26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)" j( m% K. ?/ P" T
26-262 Marking of Transformers
I( s" T- ^ K% U# x26-264 Auto-Transformers
7 C! @& N+ T4 F/ TFences
: G5 q% O$ X: y, m; D7 Y, s26-302 Clearance of Equipment - Table 33( }+ k. J8 g- l; w
Panelboards
4 N) ^% p$ }5 ?$ ] ]' H/ A7 A" R# m26-400 Panelboards in Dwelling Units (Appendix B)
, D0 D/ k W4 K n5 M# F26-402 Location of Panelboards (Appendix G)# a/ j& F: R. ?( X0 e) K' x
Lightning Arresters- ]! |; N n+ t; Z1 t7 Y! K0 B; p
26-508 Connection of Lightning Arresters4 k$ ~9 O. _1 [
Storage Batteries' O; F v8 |+ q3 ~# W
26-542 Special Terminology5 y+ I& `4 N- x1 e0 M x
26-550 Battery Installation9 L. c, ?8 O4 g6 W6 t7 q& O5 {
26-552 Wiring to Batteries
I' t0 R8 s, L2 h2 k$ s9 aArc Lamps! ]$ P- L4 m8 r( Y% r
26-600 Location of Arc Lamps- ~: F& }* j# Q* j6 `* I( j
26-602 Conductors to Arc Lamps' ~5 V& f" z9 M. ?8 }, q" P
26-608 Globes and Spark Arresters
- s( ]3 H+ j+ e3 j' U1 GReceptacles
u; A' ~- {, A1 x- L7 t) b' q( x26-700 General (Appendix B)
1 @% z# K$ z& l" ^26-702 Receptacles Exposed to the Weather6 h3 T% M( Z, X& y0 w3 G
Receptacles in Residential Occupancies
1 t4 Q, S7 k, F9 Z$ [26-710 General (Appendices B and G)
# m, s$ n5 X& q c/ r26-712 Receptacles in Dwelling Units (Appendices B and G)! W% t6 m; [" p, V
26-714 Receptacles in Single Dwellings (Appendices B and G)6 k, X) x5 ?5 i7 r
Branch Circuits in Residential Occupancies
) j3 _! `& m9 M$ m( P" u26-720 General2 r0 L! j0 j* {& c K O7 t$ p
26-722 Branch Circuits in Dwelling Units
) U5 O0 r2 A1 d* E1 h8 P* e26-724 Branch Circuits in Single Dwellings
, |$ g) A" V# `! ]7 |26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
- _# e) r) ]- N9 g9 R xN 26-720 (F)
1 L1 Y; D( s% ^+ UElectric Heating and Cooking Appliances
& L2 ?8 R2 \- o3 M- B/ V+ {26-744 Supply connections for Appliances# e+ g0 I' _) h
26-750 Installation of Storage-Tank Water Heaters$ W# N6 Q& b5 u2 z, V
26-752 Infrared Drying Lamps0 g( F3 C7 S1 |$ z
6 e7 J! x/ c7 b0 oSection 28 Motors and Generators, c0 S6 Y( E' e4 r }' b& \$ L" E
General8 Z; G* T, R/ {+ _) y
28-010 Special Terminology; |$ q0 _) e8 Q6 E# s2 g# b
Hermetic refrigerant motor compressor
/ R) O- K. W3 l9 j" ?( \! d4 t2 KLocked rotor current rating
+ p! X( z, [4 ?+ OService Factor
) v1 W9 y+ l7 ?/ P+ \Table 44; Table 45; Table-D2
$ E8 C& w; j- N: p# SWiring Methods and Conductors/ K: o! e! T: S/ b7 x$ ^
28-102 Portable Motors
! g7 P3 D h) O$ W! n4 k28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity; m9 K& b# _% h; T5 o. S
28-106 Conductors, Individual Motors9 N1 b3 E' y/ t* ]9 f9 c
28-108 Conductors, Two or More Motors* i0 v6 Y. `4 W4 U
28-110 Feeder Conductors2 m0 M9 r9 W2 ^& H2 P) W: X
28-112 Secondary Conductors
' {3 b8 R/ d$ r9 {1 YOvercurrent Protection2 ^7 O3 h, T, T6 y
28-200 Branch Circuit Overcurrent Protection
& U& H* H3 q$ j4 l) T, s/ Q28-204 Feeder Overcurrent Protection
5 I- Y% B, ?4 R" Z8 n$ v2 [28-206 Grouping of Motors on a Single Branch Circuit& T5 G* L8 o: O9 l
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
" J+ v0 W1 r7 p3 L: ~% HOverload and Overheating Protection/ g7 I) u1 {2 w J( V+ q
28-302 Types of Overload Protection
! W' `- A7 I) E7 }8 }28-304 Number and Location of Overload Devices (Appendix B) Table 25) G6 s5 n8 \$ O1 W+ o' ?
28-306 Rating or Trip Selection of Overload Devices (Appendix B)# B1 r% K' r2 F$ d* u, \' Q' x4 b
28-308 Overload Protection Not Required& W" {4 L' T3 H n- D
Undervoltage Protection
4 w& |; R' z7 q7 y28-400 Undervoltage Protection Required for Motors (Appendix B)
/ H1 ]* L* s$ {0 p6 n" b, _; u! pControl4 P; R8 Y! S3 C9 Q4 W; |7 S# B0 O
28-500 Control Required
6 e+ }" D1 s& e' b28-502 Control Location
/ C7 r. s7 r7 a K28-504 Starters Having Different Starting and Running Position
" u, W( M1 ]! d; K3 }4 j28-506 Grounded Control Circuit9 _+ U- p/ j @0 s. ?+ {
Disconnecting Means1 q1 d; {& L. f0 Q+ n. o
28-600 Disconnecting Means Required0 Q! a' R5 F) y/ e* q
28-602 Types and Ratings of disconnecting Means (Appendix B)
# [. g* Z. U* H6 j4 M [2 ^, v28-604 Location of Disconnecting Means; a( G5 r% o+ b+ a4 _
Hermetic Refrigerant Motor-Compressors
! g) |5 S2 V' o28-706 Conductor Ampacity2 v$ E1 _. B9 g- n+ ?7 m
28-708 Overcurrent Protection* b; X4 c# l1 L
28-714 Disconnecting Means% K) Z7 m" U N: n0 B5 y
Protection and Control of Generators
- _! E/ N' I: j( i; q! M8 t' l" ^28-900 Disconnecting Means Required for Generators' c5 B l. F+ x0 O% q! M
28-902 Protection of Constant-Voltage Generators5 N2 d8 p4 w i" u: C
28-904 Generator Not Driven by Electricity( {$ d: }1 R! e9 k# y
28-906 Balancer sets: N; N6 `! U# H: v# U9 ?
28-908 Three-Wire Direct-Current Generators* B0 \! K, ^3 m6 @; [) G
# C1 v3 i3 r/ N- E1 Q
Section 30 Installation of Lighting Equipment
" O+ Y9 E/ D: H; \( x/ i+ @( H30-002 Special Terminology (Appendix B)
0 C- L- l" _. D# G5 HGeneral1 F3 K% T4 h8 F1 D( k9 O
30-102 Voltage
( n$ W2 s! @: H, }* e+ v% R* E5 k30-104 Protection (Appendix B). y& O- M3 T4 F* r+ [# ^8 P0 a# {
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
1 |* q) h7 A9 m/ H30-108 Polarization of Luminaires
9 R" l% d0 I/ G8 k5 l+ X30-110 Bonding of Lighting Equipment0 X3 j+ Z, f* E: f" ]
Location of Lighting Equipment
) e+ I. s1 j5 x/ C0 M' R0 i30-200 Near or Over Combustible Material
" _5 Y# q9 k, B( S, R- v. U30-202 In Show Windows
0 ~" v/ R6 b2 r+ @- L1 C30-204 In Clothes Closets' W% r+ K4 Q8 e5 d8 @
Installation of Lighting Equipment! E0 Z& `( |4 j6 I# }
30-302 Support/ A/ ?% C5 ~$ c2 T& ^
30-304 Outlet Boxes to be Covered, u3 `. ^- n/ ~1 r. z$ c7 l
30-308 Circuit Connections7 ?! a. \) R' _! `5 H
30-310 Luminaire as a Raceway
0 a* q! o: I5 v3 b2 q30-314 Minimum Height of Low Luminaires
|8 o0 p ^& N' j30-316 Luminaires Exposed to Flying Objects2 |; Y" L7 s0 |1 w7 I. G( z7 w
30-320 Luminaires in Damp or Wet Locations
+ V2 R: Y: Q: z' H/ aN 30-3186 J2 {9 S4 O4 ?: g( _
Wiring of Lighting Equipment3 U8 Z: _" P7 ~( e# s6 X: P+ Z
30-400 Wiring of Luminaires+ _$ F/ B0 O- n
30-402 Colour Coding
) a! }5 o. a' |5 {- m30-404 Conductor Insulation* r6 j& N* B2 ]' N f* ^. w4 D7 Y
30-406 Conductors on Movable Parts
; u2 {; J; p! L4 D. h9 h$ q30-408 Wiring of Ceiling Outlet Boxes
4 k+ ^$ q' u5 l& J. N D3 h0 Q7 n& \30-410 Wiring of Show Window Luminaires7 W) @& R, z$ m
30-412 Tap Connection Conductors
' c' }6 U }7 c2 v. E. B/ V1 @Luminaires in buildings of Residential Occupancy
& E1 V" |' o0 V6 l4 D30-500 Lighting Equipment at Entrances (Appendix G)
+ l$ C$ c- B: M% ]* A+ A8 H' t30-502 Luminaires in Dwelling Units (Appendix G)
+ A4 L# A4 ^# j8 K30-504 Stairways (Appendix G). ?6 ^$ J# C* v
30-506 Basements (Appendix G)8 B5 l0 V j' ^8 T/ i
30-508 Storage Rooms (Appendix G), k( H+ o' a1 _8 g# a
30-510 Garages and Carports (Appendix G)2 j$ P6 `+ s8 J, g* ]
Lampholders! e$ o* j4 D+ T3 k2 W
30-600 Lampholder rating with Incandescent Lamps. o5 L4 n2 E7 \
N CANCEL7 A0 K) P' D. Q8 R$ o- d3 u
30-602 Connections to Lampholders2 K% t1 Z8 o u! D7 y9 k
N 30-600
9 k& {- |4 Q9 w- N9 T30-604 Switched Lampholders Used on Unidentified Circuits( h6 K; g* a. O+ s/ M' m% l* X
N 30-602
' G7 X m1 i: I' A30-606 Switched Lampholders with Pull-Type Mechanisms
6 a; q' ]9 X; Q, n5 E, ZN 30-604
) s7 Y2 C. ~7 q2 I. Z30-610 Pendant Lampholders* i: {, V; T. y, b6 W: k' q! ^
N 30-608
- D* b' `4 y- N" S% Y' g7 E% x9 GElectric-Discharge Lighting Systems Operating at 1000V or Less: J% i( |8 C9 v7 [
30-710 Control (Appendix B)
# {( c' Y: O$ z! C& _5 H7 B9 b30-712 Branch Circuit Capacity
4 l4 g4 Q3 e; }* TElectric-Discharge Lighting Systems Operating at More Than 1000V
9 Y2 C( a. n; @ V30-802 Voltages, Dwelling Units
N( Z* ~; z# ]% m6 c# v30-804 control (Appendix B)! c' E/ U9 ~1 c5 G( x6 }
Recessed Luminaires (Appendix G)
/ Q& H' R& x5 O0 p. R30-902 Spacings for Non-IC Type Luminaires e: F& ]7 Z3 Q
30-910 Wiring of Recessed Luminaires (Appendix B)/ h2 W% g; h j; l/ ?$ f) S# l
Exposed Wiring for Permanent Outdoor Lighting+ i7 k3 h% @6 }8 N
30-1120 Branch Circuit Loading and Protection
- Q0 f$ A8 e$ l7 t' b9 nExtra-Low-Voltage Lighting Systems
$ I2 g x7 ~! P9 m& E30-1202 Sources of Supply' o- {( W9 I9 t6 j; T" K1 X
: m7 b6 r2 E- c' f5 R
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)# W& K6 o# r# C' p
Fire Alarm Systems$ }/ `& i$ W- x# m
32-100 Conductors
, d# _7 C! H2 H9 Y @$ H32-102 Wiring Method; }9 H0 I* k1 w/ ~
32-104 Equipment Bonding
( |0 c; e( m! H: T32-106 Electrical Supervision
) j |) n: j9 S6 R5 V1 O+ J& @9 N; Y32-108 Current Supply r2 z: K3 h% ~4 P* G
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)/ o. M9 i5 O; E6 z2 l% g
Fire Pumps) ]3 Q( d. U! y k: M: Q4 F
32-208 Overcurrent Protection (Appendix B)/ u# e4 A( M: `" D% r
N 32-206( |5 r. ~/ S+ N9 m& M* x$ _
32-210 Overload and Overheating Protection (Appendix B)! x& y7 l# ~( w* R' w. W: r
32-212 Ground Fault Circuit Interrupter (Appendix B)
- z1 I- l# Q. K" z5 ^
: o' C* m. |& c; W' E. H$ XSection 36 High-Voltage Installations
/ y3 u' K' D- PGeneral {( \0 j+ c+ V2 n
36-000 Scope (Appendix B)% D5 L1 L+ L- t; R ~7 L! L
36-006 Warning Notices
7 U/ Z2 F. b3 Y6 M+ |Wiring Methods
+ O" d" f6 Q$ s& I. c36-102 Radii of Bends; }2 P/ J- m4 }+ ] [5 l n
36-104 Shielding of thermoset insulated conductors9 d0 Q& n3 f! F; n( l( y
36-108 Spacing of Exposed Conductors (1) table 30, table 319 W* D v* M+ E# F) m% {
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
" N/ [& J' _8 z( Y& }1 k1 ] YControl and Protective Equipment
. N' V2 W2 x+ l! l. `! J( w36-214 Disconnecting Means" g. G# @6 p- T6 P I7 R& b
Grounding and Bonding
3 H% _ D. @) o7 b- {36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
5 |) L* D# C1 K3 H& B2 y36-302 Station Ground Electrode (Appendix B)
) N* W! Y! H# U% ~3 d36-304 Station Ground Resistance (Appendix B)
# S1 c4 j9 \" O. f9 d$ \36-308 Connections to the Station Ground Electrode (Appendix B)9 `% h5 u/ |; b* |# H& u0 w
36-310 Gang-Operated Switch Handle Grounds
0 F d6 r5 ~, {36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
2 v0 W0 Y: M+ J3 V6 T8 u6 X1 }0 Y7 ^+ c+ s3 [
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment0 _4 a* c, J" u" n0 s
38-002 Special Terminology (Appendix B)
9 S3 A! i; a! r5 d: F: \38-003 Voltage Limitations (Appendix B)6 S8 ^9 s. h1 R \
38-004 Live Parts Enclosed
" t! J9 @; ] t" q% _38-005 Working Clearances4 Q' k1 W: A1 l. ?% l
38-011 Insulation and Types of Conductors0 |- B* z# Y! x0 b0 F% i$ |
38-012 Minimum Size of Conductors
# p& r8 ?4 [! H4 {0 E0 K8 r/ }# Z" l2 f6 D0 p4 J
Section 40 Electric Cranes and Hoists8 c( G1 G, s. ?1 Q9 P
40-008 Disconnecting Means
- X: U! K7 k# c" V# R+ e40-010 Main Contact Conductors0 \9 E9 h2 C% g! ]4 l1 l( ^
8 _+ c- a8 S( ?( u" l
Section 42 Electric Welders7 p4 s# d! |5 n7 ]& K% j3 l- J
Transformer Arc Welders$ z# r) O, g/ T- `) s3 z4 \4 @$ |
42-006 Supply Conductors0 h2 q. R: r; z
. k% [* t2 Q& I2 ]8 R# O7 s6 \' V1 XSection 44: Theatre Installations
/ v% q9 k( A" j" b( N% I- uGeneral
7 y$ {& v! h& q44-104 Number of Conductors in Raceways
, L4 S& Z' s O9 q0 ]; ^44-106 Aisle Lights in Moving Picture Theatres5 P" i* j5 N" h8 f
Fixed Stage Switchboards
6 Z& J' r" @* F8 q: R, n0 {, o1 [44-210 Overcurrent Protection! U9 q0 @5 j& o6 d- s
Fixed Stage Equipment
k) f3 m' p4 r( ^2 G44-324 Receptacles in Gallery Pockets
% Q4 x3 m1 x) w6 e$ I3 |# E44-326 Receptacles and Plugs
: A5 x* h) m" `5 u% S
M1 T$ ^, ?+ O" C# a {; W$ TSection 46 Emergency Systems, Unit Equipment, and Exit Signs
% o) V1 I; g" n7 H p) OGeneral" I* O- |4 z; c1 x: G
46-102 Instructions# W; S* b2 M j! f7 j/ ^& I
46-108 Method of Wiring (Appendices B and G)
, d! t `+ l ]& \5 D: bEmergency Systems
% v' I) P8 K; i2 p- d46-202 Supply (Appendix G); X) y4 V* X" Q: E {
46-204 Control
4 d) R+ }& S: v. b. S46-206 Overcurrent Protection" e$ S1 }+ U7 z& E5 S# l, @& G
46-210 Remote Lamps
* Y9 j3 [& w" z1 j# qUnit Equipment
7 A5 |* ]; r J7 U4 e5 C46-304 Supply Connections
2 i9 D3 y7 r; n8 E. x% p46-306 Remote Lamps (Appendix B)- a; k. i/ P0 ?3 Z b9 @* V. n
Exit Signs9 u% v: A: b! d/ t
46-400 Exit Signs (Appendix B and G)3 h. g! S. i% C+ S% T" G
9 w8 |4 s5 V& B: [" a1 _! mSection 54 Community Antenna Distribution and Radio and Television Installations8 m6 G1 e+ h# O/ P9 o
54-000 Scope
+ u! ?7 H/ U2 T ?54-004 Community Antenna Distribution (Appendix B)
q( F" q% _! @Community Antenna distribution
9 Y u" a: d' |" D6 ~( G54-100 Conductors
: x% N! X& C3 q: R- k$ ]54-102 Voltage and Current Limitations (Appendix B)
% ?: l7 K9 ~/ y R! O% ^1 xProtection
$ W) J) L( W* u" C, _54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
2 i2 L& @) C( _+ n+ s% Z9 SGrounding: U3 [: c( |( V1 A6 j
54-300 Grounding Conductor
) u! C, o: D9 y uConductors Within Buildings$ |% M% a5 b' n, V6 a- C; V+ ?: p
54-400 Separation from Other Conductors
V8 O" d. ^" p! pEquipment4 p2 J) j5 n% y" v" A
54-500 Community Antenna Distribution Amplifiers and Other Power Sources N9 N; q& K. c8 e
54-502 Exposed Equipment and Terminations& Z+ T! h) M: B6 [6 d
* {- O1 q+ m8 CSection 56 Optical Fiber Cables$ g, @8 q+ F* v& B+ t" \
General5 a7 Y+ T0 t' o, }
56-100 Special Terminology
+ ^% k3 ^7 O1 x- s9 k' |56-102 Types
( P a* n* T3 N2 F8 s- s0 a! JInstallation Methods5 m, Y$ ?: P2 s( g
56-200 Nonconductive Optical Fiber Cables (Appendix B)
: o/ W1 M1 u3 I- [8 H n9 {; K56-202 Conductive Optical Fiber Cables (Appendix B)3 s, T8 N3 k) `$ S* ]$ F2 A, m4 R
56-204 Hybrid Cables
' Z/ B, z% B0 _" u56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)% [ o! n9 C( _( P. w( \ h
: i" k1 t4 E, N4 ^ F i
Section 60 Electrical Communication Systems
: T, q' Y' u- M' Y* cGeneral; t f6 r& i- f3 [6 {% D
60-100 Special Terminology" A1 z5 E8 W1 k% @/ Z
Protection/ r# q& |9 u+ B2 \
60-202 Primary Protector Requirements: r5 s. q- F; [3 J/ Q
Inside Conductors/ A c/ r$ s: f
60-308 Separation from Other Conductors/ B! _$ q6 |* Z7 R' r
Equipment
4 [- {. X" D0 t' b. I: A60-404 Exposed Equipment and Terminations" U7 L: R$ d; G2 O( R
Underground Circuits! A' W; [1 Z! g- F
60-600 Direct Buried Systems3 C8 o0 l& Y, H# Q
8 d5 l/ b$ ^# {* o0 y4 u+ h2 BSection 62 Fixed Electric Space and Surface Heating Systems
# L, f. b$ ~. Z) L& C5 F' @General* S8 n6 B$ e. t) \3 V
62-102 Special Terminology
# y$ g; i+ J- ~- l6 b! z$ m62-108 Branch Circuits
1 z- H4 I* e7 v V5 |62-110 Installation of Fixtures, h1 @) t: \1 X7 F' l8 l
62-114 Overcurrent Protection and Grouping (Appendix B) (5): s' _; ]6 h8 }) ?5 C! Z
62-116 Demand Factors for Service Conductors and Feeders (2)
; B4 s- u6 u% ?4 a# t7 |62-118 Temperature Control Devices
0 I0 j) U" `( @4 C62-122 Installation of Series Heating Cable Sets (4)(7)
* K, K+ R3 j2 g, KElectric Space Heating Systems
: e$ T- c& }% ]( W62-202 Temperature Control
4 S* B1 ^) _3 A- }+ s) V; I62-206 Proximity of Other Wiring (Appendix B)
, Z+ l" j8 U* e62-214 Installation of Heating Panels and Heating Panel Sets
- Y) ^3 j" P. b$ r7 x62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
) e/ {% |$ ~. u9 `# }62-226 Installation of Under-Floor Covering Heating Panel Sets$ [! Y0 p5 u% j6 A+ I2 m
Electric Surface Heating Systems
, o) @4 ^; `9 Z7 W4 v62-306 Heating Cables and Heating Panels Installed Below the Heated Surface7 i! M5 l& @" |& Y2 U1 ]
- r% |! d8 ? S8 K! D2 L: X. ZSection 68 Pools, Tubs, and Spas' o5 E% W# x1 n. P* T1 v- F4 E( A
General
; Q3 m5 T: I& o9 @68-050 Special Terminology# y2 D4 w+ O' P& F) v7 V1 r
68-056 Underground Wiring - Table 61
/ j# G8 e4 x: S5 E; V" }68-058 Bonding to Ground (Appendix B)
3 @+ D( U" J8 m- j68-060 Junction and Deck Boxes (Appendix B)
. M& d' c1 v6 A7 v7 U68-064 Receptacles* F# D! W5 p; I
68-066 Luminaires and Lighting Equipment
2 h# Z8 f6 J4 H68-068 Ground Fault Circuit Interrupters (Appendix B)
4 G+ Y: ~$ ~7 Y3 q* U3 X# e
. G0 ~' o, K( D- YSection 70 — Electrical requirements for factory-built relocatable structures and + B, X6 z2 G* r+ J8 i
non-relocatable structures
9 ^7 y9 c, Z9 m0 M& B- S3 I+ U1 m70-130 Tests (see Appendix B)
9 _6 R7 F% a3 v
5 Z5 c4 d. Z; t/ r# V4 z1 _Section 76 Temporary Wiring (Appendix G)4 G) v" m/ r- p5 R2 r8 [
76-004 Grounding
: y0 {4 s2 J% D$ S3 {& ^6 Z/ n76-008 Service Entrance Equipment8 v/ c/ j7 M( D w4 {# a
N 76-006
c0 @; G% c( J9 P0 N: y' C4 J76-014 Branch Circuits3 K1 x) j6 a+ s3 O1 \% a% ]: X
N 76-012
: J) ]& Q) i0 T2 D9 K( t" G4 P0 `) {: e; m
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
. l" D( Q5 ]. b+ x" BMarinas and Yacht Clubs
. \) h( ^1 c- S0 y% q4 N78-052 Receptacles: W: c- S3 a C" ]' E, ^' |& P% X: a
78-056 Feeders and Services% D( g! L, x7 A* M( p4 @3 `/ y0 N
Marine Wharves, Structures, and Fishing Harbours( r5 j1 c/ `5 g6 M% Y
78-106 Grounding and Bonding4 {$ N2 Z+ p. H8 D4 n! u* q
Tables
0 S, s$ S+ f& G$ f9 _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
5 _4 q! ^. B8 |6 d* |( N
( ]8 G3 X2 q! F- ?+ O3 Y* k! gDiagrams: 1, 2, 7
# W- M) o+ w* G a9 x# L/ M$ Q8 b! W; N- |& h" k$ k: c
Appendix B8 P0 W6 ]0 |8 u6 ~
P352: Ground fault circuit interrupter- 6mA) f0 t0 h0 ?9 y
P354: 2-126 FT1, FT40 K$ J: l& f) B9 [3 W+ b1 q
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
8 ~1 p: x8 I- A8 ]P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)7 `7 B& \& ?" t+ p3 o% T
P370: 12-1012, 1118, 1214 Example:
! C( e! C3 [" _6 Y, J/ t/ G3 BP371: 12-1108
3 ^7 D6 v7 B- P8 I. ~5 }P381: 18-108(1)(b), 18-158(1)(b)
" z* @( ]) m4 M1 F8 c3 ]- ]P386: 24-206
3 x/ \: l0 K) |% j3 Q3 D) W; RP389: 26-2569 F+ i. J1 O. Z
P391-P393: Section 28, Example to determine Motor Conductors and Protection
7 H* g( s# G/ K* B: r0 d: O7 z" x9 q& W( ]) L
Appendix D% o* L+ E* y W* A& P
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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