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Canadian Electrical Code Review Guide# \' a6 `' ]- a5 h: H# L# [* r+ G
For the Exam of Electrician For Red Seal License
7 r0 e. a: M4 [ g. [. h; a1 c0 H/ o
Lesson One3 x& H! e$ B7 p5 z' c; i1 y; c
Section 0 DEFINITIONS
2 M, B: [0 h$ V; c; G6 r5 iThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
8 N+ I0 Q6 C- s lAccessible as applied to wiring methods
% M/ j, v& }8 HAlive or live
; T% A* j8 U+ U' E+ m8 u: z. |8 RAluminum-sheathed cable3 e9 w* J6 K( K9 \6 G% y& T n
Ampacity
* ^2 w: T! R4 `& _Authorized person
! u. T/ ~7 U+ P4 {0 ^, b, w8 RAuxiliary gutter _ d. B& M% n% K$ J, f
AWG
: B5 s, X/ G/ ~5 o) hBonding8 h& X$ f# A+ V* p8 ~3 @
Cable tray' `$ t' G* H$ l) T8 s
Cellular floor
) Q# i/ a2 k/ ]2 J1 X7 ^, KBranch circuit
4 T# ^" n1 c9 R7 G: ^' q' SBus
8 H$ r7 [+ r: D8 r [+ z n( xBusway1 p" ^2 F. r8 D6 Q# U
Communication circuit! G* z% x, ]- |1 E* S' o. @
Extra-low-voltage power circuit+ e W3 v4 _7 ^ S, _+ I
Low-energy power circuit
% E+ ], M4 u( B8 l9 S1 @* s- J1 xMulti-wire branch circuit
; @9 Y0 C# r6 W& w) F5 S7 G1 lRemote control circuit
2 k0 R3 g/ U) I3 y1 x! mSignal circuit2 z0 w+ @$ z+ ?* ?& ?& {( v) D3 }
Circuit breaker) \( D# F: C' R- i! F) K# i3 X' M9 {
Instantaneous-trip circuit breaker% |, n7 `8 q! x4 v9 @3 t* v
Conductor
( \1 Y7 g. B( r$ e! RConduit( B8 g7 B8 x2 q0 z$ i% g* l
Flexible metal conduit- {; b* u# B% q2 |
Liquid-tight flexible conduit
: c8 [% |; ~" M$ E3 b0 N2 ` Rigid conduit/ [6 {. n" j& T& Y' b5 j
Rigid metal conduit
# d8 U3 Q7 Q: s" D+ ~ Rigid nonmetallic conduit! M2 p, r$ j0 t1 H) J3 d
Rigid PVC conduit
& I( Q, o# W7 G0 A/ o0 gConnector6 j! Q# y5 _2 V
Box connector7 h/ v. e& t: h) D" E
Wire connector
' X0 f1 T3 k4 v+ `: L" {, _Controller0 h4 M/ k% `+ ?% N' A3 C
Disconnecting means- @, W5 o# x v/ N3 V8 }" D
Dust-tight
! m- I( ], }9 uDwelling unit
5 A0 {3 ~8 h/ J6 YElectrical contractor# j, `5 F3 l" h3 n8 I
Electrical metallic tubing
7 @* l. g0 K. y: t& dElectrical nonmetallic tubing
( U1 c% F8 t% t, S3 _" ?. dEmergency lighting
3 y+ N8 ?# r F% U6 M$ t5 j4 DExplosion-proof; s' G2 Z# b3 s4 Y7 M) s, j# k
Extra-low-voltage power circuit
! Y8 A* N' _- Z( L% c% ZFeeder
6 i- n _, G0 C b* _ j: @Flexible metal conduit
0 X) W: ?( F; B* sGround3 \1 z4 h3 F8 v! [
Ground fault circuit interrupter
5 P" P1 u/ P$ q3 ?# D/ c$ r2 MGrounded
0 Q% ?$ z' [% QGrounding
% c1 Q- r( C* U. oGrounding conductor, ?; d* a5 R4 r7 W9 z9 E7 g5 m" y
Grounding electrode
* D" H& W+ J# o: y. tGuarded
6 D) s7 I- |! i# y' ]Hoistway4 w% C1 @' l' }/ y# |8 J% I. }5 A
Identified: c8 x5 d' C5 A7 c/ c4 y3 u
Lampholder% \, a1 M- ]1 p; A
Low-voltage protection
" |0 E' j* x0 }; |. z; X/ SLow-voltage release
$ o2 h# T0 j) K! E- u$ v7 GNeutral
7 q, d7 }+ h6 v, _# Q7 XNoncombustible construction5 J0 G1 z7 u: J# o- |5 s: I
Outlet
- m9 x* o- j( E& oOutline lighting/ x) }; _% `! R; l; F, j
Over current device/ W5 u3 x7 F- ]7 y8 h+ ~& K: l
Overload device
- I2 s+ I: Y' {. l g& y9 D( IPanel board: i l% B! O0 W p) D5 p
Panelboard, enclosed* V. D+ r! h0 Q9 \! u* r Y
Permanently connected equipment) }* L M5 s( C }2 ]
Permit+ L# w! x8 d9 Z, j4 j. ~3 V
Plenum/ h: E' N: _9 T& B- ]
Portable as applied to electrical equipment
7 P, D# O3 a8 v4 e% z, `" B; V' uPortable ground fault circuit interrupter
7 Y: F1 Z4 b7 Q# I3 }Power supply cord
) u' P: w6 B% E8 ZRaceway. ~% g* s: h4 a# E8 R
Receptacle3 E. g! F/ ]: X: z/ ?1 {1 E
Duplex receptacle( F3 d# G/ b6 o; A6 X7 H
Single receptacle. k" S* i. ]5 a- H+ i$ n* h h% f
Split receptacle8 ^. m7 T' \2 j) `4 \3 B
Service, consumer‘s$ P* @& H8 C" p$ l- m2 ?
Service, supply: p1 S' L4 f& V# r7 s
Service box, ~& `( w6 m& a z
Service room
' j/ X+ t2 ^: y/ r" ~Single-dwelling
6 e# L! k2 Y( {0 }) T# ^6 nSlow-burning as applied to conductor insulation
/ o' Q0 }" K6 ySplitter$ @6 J9 \3 H9 M5 w
Starter* d( j" A" S& _: W0 q( V
Switch
4 g X0 d7 _# v1 ]0 n* A: j: _+ a General-use switch
1 V. S& f" ?$ Z% W Indicating switch
4 G; i0 ^ B! w Isolating switch
# W# U; @/ K X/ r$ F Motor-circuit switch1 V" e- g9 k. L2 }
System
# `1 G; X' \' l! \& l) l( F Communication system
+ ~& {9 s. {1 S( j* R% m Community antenna distribution system(CATV)
0 _( e: S2 {1 A0 i( @' o0 W# _ Grounding system$ J* W; w- ~. {/ D, \3 S* l
Underfloor raceway
9 y' N* C% b3 Z" ]5 [/ ` rVoltage:* t. u8 @* u% X
Extra-low voltage. ]2 s& J1 t& A3 C, d
High voltage4 X$ z9 _: ^# H; c% C! j
Low voltage
- s% S, k- m5 X6 a6 kVoltage of a circuit
% ]- l, _& c! T# S; r. ?Voltage-to-ground
5 }- k& U9 _6 R/ ?5 m0 xWireway b: a( S. |# q4 k; r
- l- `: U9 @$ z: K4 W
Section 2 GENERAL RULES4 z* u( w+ X/ r. q
Administrative
7 S2 |6 w5 w$ l2-018 Reconnection
0 ~; V. C* y, A% A0 {* W2-030 Deviation or Postponement
: h$ v; Q$ | O+ kTechnical General
+ F4 e8 w# Q- U; { I/ M+ b$ a6 L2-106 Circuit Voltage-to-Ground – Dwelling units7 ]9 j" d6 a, ?( _
2-114 Soldering Fluxes
2 B6 Y# o$ T) Z1 Z( E2-116 AWG Sizes of conductors5 K6 C0 T* J5 n6 p! b& U5 d
2-124 Fire spread (see Appendices B and G)
5 Z4 U: j) P' U5 f* V2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
0 i; q0 r9 a9 ?1 ]7 r$ a4 F- iProtection of Persons and Property
, }, o' A8 I* `5 m9 n3 Y2-202 Guarding of Bare Live Parts
8 S6 Q3 R8 w$ `4 [$ i; @4 T. l3 Z4 eMaintenance and Operation8 ^1 \) a3 F L- _: e) q; O
2-304 Disconnection
1 c. }2 ]; [2 _2 a6 N% d6 F2-306 Maintenance of Live Equipment. K! X$ p$ b! H( Q
N 2-306 Shock and flash protection (see Appendix B)
1 z: `/ h) Q% X: L- m2-308 Working Space About Electrical Equipment: Table-564 D" H4 w$ V2 c6 ^) S
2-310 Entrance to, and Exit from, Working Space: ~3 X, I0 h' o; P5 J4 p" ?/ i1 D
2-320 Drainage6 ^ b8 ], H( I: B
2-322 Electrical Equipment near combustible Gas Meters and other Devices
5 M0 t, L0 B8 B% B0 A0 [5 QEnclosures+ n2 H9 y* t/ h& D, }
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) - e1 ]# o! ^+ {+ x7 ^
2-404 Marking of Motors: DP, WP, TE
) A+ |% J' t- `. A3 {5 G# P4 _/ i 6 l2 K# H! e" F" ?* |5 I
Section 4 Conductors# M( O' v$ D# L' P. c8 L7 @
4-000 Scope q; V) N* t, o
4-002 Size of Conductors: 14#, 12#3 C5 y3 @8 a& R" p: `6 l
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
" v1 w9 _8 f$ }' v: S' R( O4-006 Insulated Conductors: Table 19
0 H2 Y2 \3 A- Z& M; p, ]4-010 Uses of Flexible Cord: Table 11
; i% y' u4 O3 y7 j2 o- v" H4-012 Sizes of Flexible Cord9 x8 }: f2 n. T R1 E: W
4-014 Ampacity of Flexible Cords: Table 126 h( @& o* e8 I5 b3 Q
4-018 Equipment Wire2 P* Q# h2 N; {' ]/ A: S8 r
4-020 Insulation of Neutral Conductors: r0 q4 F* i& C9 ]
4-022 Size of Neutral conductor
3 F7 ?& x$ p$ V/ f& |4-024 Common Neutral Conductor6 q* ?/ M; z. b: e. O) k
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
3 P H) M" m; M4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum, y; c- f# q& {. x7 {( i
4-032 Identification of Type MI Neutral Conductors
2 U) s8 ^$ D- T4 g5 x4-034 Use of Identified Conductors
. L1 d ?- D+ }3 Y* a+ I4-036 Colour of Conductors: Phase A, B, C, …
6 G8 ]" ?3 _) X8 v" A4 r0 \
2 S( u9 p0 H9 u L8 ]$ QSection 6 Services and Service Equipment
8 ?: g2 @% x: V( W0 P, nGeneral
5 L% q8 s7 p) @, n3 Y6-102 Number of Supply Services Permitted
3 J% ^. V: F, U% `( M) t; u2 N5 W6 v6-104 Number of Consumer’s Services Permitted in or on a Building
1 I) Z$ Z5 L+ u5 t6-108 Supply Service from an Electric Railway System
$ k1 ]. d- T/ M8 m! ^6-110 Three-wire Consumer’s Services / ^" ^4 @ y& K9 A& D
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
* U* g0 ]- N* `. I- f6-114 Methods of terminating conductors at consumer’s service
9 t1 d, X* ]# O7 S6-116 Consumer’s Service Head Location
+ I: u/ a1 r, CControl and Protective Equipment& A, U5 l! T. s1 {
6-200 Service Equipment
3 c. K5 g5 e: n. w6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
' l s) ?6 t3 P/ [1 a; U6-208 Consumer’s Service Conductors Location4 j' x7 l5 y/ s5 X! z- S
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
3 K! X; N% W5 R# f' c7 N3 `# n. L6-212 Wiring Space in Enclosures
7 W& J) k9 H8 P ~+ K6-214 Marking of Service Boxes! X1 J& G4 z9 b0 J
Wiring Methods N4 f# u& _+ F
6-300 Underground Consumer’s Services
& }2 [% B! @, ?; E* ]6-302 Overhead Consumer’s Service Conductors
. w- ~/ X; a5 w; p6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
( |) C) u+ R# U! s6-306 Consumer’s Service Raceways
; N3 }3 F/ X: e6-308 Use of Bare Neutral in Consumer’s Service
( M v' P6 x0 n5 D5 W' n, k5 L1 `6-310 Use of Joints in Consumer’s Service Neutral Conductors
1 t# R7 Z0 C3 w( I. X1 Z6-312 Condensation in Consumer’s Service Raceway; l( b W9 L; n8 O
Metering Equipment
" H0 b( R# ~- C7 s3 |+ k6-400 Metering Equipment& E: l% {- ]/ T+ B# @8 d! v
6-402 Method of Installing Meter Loops, S; ]: S/ g. G: O
6-404 Enclosures for Instrument Transformers4 }1 {4 B3 {0 R: ~% u0 j# Z$ `, i
6-408 Location of Meters. v: t* @8 N8 G# @1 ]! z; L3 P
2 o8 t. n! I: L1 f/ ZSection 8 Circuit Loading and Demand Factors2 _4 t: t5 f" y* H8 q
General
5 G2 w, d5 f- i; E- }' R% I8-100 Current Calculations# L. {) ~9 p! D) u$ T1 y
8-102 Voltage Drop ( see Appendix D)0 x; x: \: Y; M6 U+ \
8-104 Maximum Circuit Loading. D1 r* B1 T: c' t* C
8-108 Number of Branch Circuit Positions' ?6 l# L% V1 a S
8-110 Determination of Areas
1 f2 C: H% p% E; r0 U# V0 _- DServices and Feeders
$ D8 z2 x0 K" n' \$ |6 Z! }5 U& Q& y8-200 Single Dwellings (see Appendix B)
1 x# Q# S5 u, k9 I G- `0 a8-202 Apartment and Similar Buildings! E: y+ x9 b; s4 g1 {
8-204 Schools, _6 T2 J) t; I1 E9 h( Y9 @
8-206 Hospitals
" Q/ y5 G" K- B' H8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy- C1 F9 j$ R; P1 Q3 B. Y
8-210 Other Types of Occupancy (Table 14) d0 E, e8 x* ?" p
8-212 Special Lighting Circuits
+ l" X9 a% k3 Y2 t2 X6 bBranch Circuits
2 A/ E; d4 Z; {& z6 r8-300 Branch Circuits Supplying Electric Ranges
0 n2 L+ A. e* H. v8-302 Connected Loads8 S# F# r# f; O' C0 k
, @1 x9 V7 x* Y O6 R) `( ~3 e# YSection 10 Grounding and Bonding5 F# p# R4 N; _1 }6 h- I5 n" }
Scope and Object
6 P) p; }+ Q9 } Q10-002 Object
; Y9 O: r. o+ z# ~5 l! l" w/ S6 j% QSystem and Circuit Grounding' U7 A0 H. v2 l5 p8 M N* |
10-102 Two-Wire Direct-Current Systems
& g% `& x1 l" `10-104 Three-Wire Direct-Current Systems
9 P9 y) x; |2 \. A" y10-106 Alternating-Current Systems$ |) c0 T; f3 N. [
10-110 Electric Crane Circuits
* p+ n; }4 `& X5 M" E10-114 Circuits of Less Than 50 V
4 d2 n2 ]: X @( z10-116 Instrument Transformer Circuits2 O, _' x" K8 L. U: O- _7 n/ L
Grounding Connections for Systems and Circuits
- U& `5 i \% P10-200 Current Over Grounding and Bonding Conductors9 V7 U/ n0 b0 \+ j5 |5 s. h t
10-204 Grounding Connections for Alternating-Current Systems
3 l) a' N5 X6 Y/ O6 A10-206 Grounding Connections for Isolated Systems
. J6 d+ {6 l" z% p+ b, V10-210 Conductor to be Grounded
. {( c; W5 i7 ?7 r1 RConductor Enclosure Bonding
' u7 o. P. F2 J0 ]2 R: H6 v10-302 Other Conductor Enclosures
7 _* s2 i! h; W- f& M( w8 RN 10-3047 r2 N$ Q3 w1 ]+ E' N7 M+ s
Equipment Bonding. |: P; P# v$ Z) D, ]1 y8 Z) U L
10-400 Fixed Equipment, General1 e x G+ p$ a ] D2 g% D8 U
10-402 Fixed Equipment, Specific (3), (4)
* { F5 H6 J' M! a/ p10-404 In Nonmetallic Wiring Systems/ ^* y7 p; {" N$ w! J! [$ y
10-406 Non-electrical Equipment8 ]' x% V+ M# [' v) E5 \
10-408 Portable Equipment (4)(b)6 `( C8 T) K; _9 g& T Z
10-410 Instrument Transformer Cases9 X5 w' P. A$ m( z$ D( {, `
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less& b w, f1 B& P! g% R8 {
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
+ L5 y) E B( _; AMethods of Grounding
# c" h _0 p: r4 ^10-500 Effective grounding (see Appendix B)
3 Q+ d9 j0 g$ V10-502 Common grounding conductors8 s# [' P/ s4 @7 d
10-504 Common grounding electrodes$ I. V* P9 l; L0 J+ W" z; X
Bonding Methods
5 ]! o$ u! Q; P0 E! A10-600 Clean Surfaces4 s. O6 o( l3 T1 L! x- ^# h5 ~
10-604 Bonding at Service Equipment
6 D1 J4 R; l3 \1 g, o* e( _10-606 Means of Assuring Continuity at Service Equipment
7 q1 u6 R% f5 ~: i10-610 Bonding at Other Than Service Equipment
- d# K6 h+ q; Y; e10-612 Loosely Jointed Metal Raceways
' q1 g3 n D: f0 W! f' G10-614 Bonding Jumpers Table 41$ w* C' n# T3 {8 N1 U% {
Grounding Electrodes
' ^) ?2 t5 E9 ^9 k( }' y/ o10-700 Grounding Electrodes
6 p5 C: j( _4 Q* w& ]; O9 x; B10-702 Artificial Grounding Electrodes" h& {2 V( D+ e% V3 b( U9 g
N 10-700 & 10-702
7 K4 [" R$ ]1 t' T9 h& W10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
6 v& N# O" f0 P' y$ qN 10-702
& O/ T1 i; h7 G1 _( m+ B10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
( z* \5 n: P( _) R2 |N 10-702
! y- `+ u( v+ ?10-710 Use of Lightning Rods (Appendices B and G)% n/ F! ]8 C6 I& I& s% f+ _
N 10-706
; g, t; |3 v1 D" w2 wGrounding and Bonding Conductors
6 p" e5 R; m: j" E9 A7 v6 {10-800 Continuity of Grounding and Bonding Conductors7 b+ ]. p$ q# E( }2 O
10-802 Material for System Grounding Conductors) q" \+ a+ _% i8 j
10-804 Material for Bonding Conductors& ?1 I: @4 v! C8 o
10-806 Installation of System Grounding Conductors$ }; Z0 F+ R) [& _5 K
10-808 Installation of Equipment Bonding Conductors A; Z4 I& F/ g6 a! A. c2 e
10-810 Grounding Conductor Size for DC Circuits
9 q7 K. K U2 s9 [! ?10-812 Grounding Conductor Size for AC Systems (see Appendix B)4 X9 H! k- u( P$ a- E
10-814 Bonding Conductor Size (Appendix B)& Z1 _5 p; T. K6 F+ y1 c! z- z- ^
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
. h7 b9 a+ W" T10-818 Bonding Conductor for Outline Lighting. \+ X% s. k. r
10-820 Bonding Conductor Size for Instrument Transformers
5 N+ U' r4 x+ Z0 D7 z b7 `5 {Grounding and Bonding Conductor Connections: O& q* q H4 ^+ M2 k
10-902 Grounding Conduct Connection to Water Pipe Electrodes
! N+ _7 C* o0 O) D+ [# F. A$ q+ U10-906 Bonding conductor connection to circuits and equipment
' O+ Q+ `& R8 ]: h2 z6 u8 V10-908 Grounding Conductor Connection to Electrodes
* F1 l3 o7 X9 u: q6 XLightning Arresters# ?2 N6 y0 U4 {( Z
10-1000 Lightning Arresters on Secondary Services – 750V or Less9 {$ ~1 n5 K7 ]6 y* S$ K0 {
* Y$ p- f x U
Section 12 – Wiring Methods
; }* d# L% `2 R+ cScope8 P$ y# {- W7 n! c' G
12-000 Scope (Appendix B) r/ h4 N$ K$ m: V; c* X- _, P
General Requirement/ d% o: w! a$ {5 I, q8 ~: w& C! z
12-010 Wiring in Ducts and Plenum Chambers
& W% O. ~$ f1 p4 d3 u12-012 Underground Installations (Appendix B)
0 j1 ^" b5 ?) e- h# I12-016 Lightning Rod Conductors
( _. c4 g7 J$ n5 `6 O% ^2 zConductors - General
8 k7 O8 d9 p! G: @12-100 Types of Conductors (Appendix B) Table 19
2 W- _9 z5 y9 l7 Q" ?, h12-102 Thermoplastic-Insulated Conductors
1 `) f/ j) Y1 l+ F2 [/ A8 b1 b12-104 Flame Tested Coverings
6 C- W" I, F1 g2 o R6 |12-106 Multi- and Single- Conductor Cables
+ ~# Z F2 S6 f4 e12-108 Conductors in Parallel (Appendix B)
, Q( w) P; y& r$ e12-112 Conductor Joints and Splices8 x. _$ |" J$ o* U5 g
12-114 Ends of insulated conductors
1 u/ c' S0 A; p: {9 f12-116 Termination of Conductors (Appendix B)4 U$ a2 V7 U# I
12-118 Termination and Splicing of Aluminum Conductors
B( `# n( L" B5 A12-120 Supporting of Conductors - Table 21
. I: p2 x) c1 B, rOpen Wiring& D% `& e, p" x7 P. a
12-204 Spacing of Conductors
9 ?. ~! P* Z: u: N12-206 Conductor Supports0 ~) W6 { W3 D
12-208 Conductors on Flat Surfaces
3 | @ i- H, x8 Y$ @ E( T1 |12-212 Protection from Mechanical Injury1 s1 r* f; [/ ~( @# r
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
1 z3 X' N: w6 n2 p& V. ]12-308 Minimum Size of Overhead Conductors
* ^6 d$ A9 } d+ ^, v1 l12-318 Use of Neutral Supported Cables6 N9 j- n7 P( e, S
Nonmetallic Sheathed Cable3 k# O5 A) N2 n z# q* j
12-502 Maximum Voltage
5 O7 ~7 i, J0 o: [7 K- y& [: \6 v6 Y, `12-510 Running of cable between Boxes and Fittings (Appendix G)
$ f* \: S. T, e9 c. A" R12-514 Protection on joists and rafters* F2 i) d/ {+ r" X4 F) k* N
12-516 Protection for Cable in Concealed Installations (Appendix G)
; p& Q3 L9 M7 Y# A/ v9 h5 ?" q12-522 Where Outlet Boxes Are Not Required; j1 ]8 j: \ u6 N D
Armoured Cable
. u8 l2 \" P% J/ M* [! a; g. r12-602 Use (Appendix B)" {' i; G; F" O9 u# K2 K
12-604 Protection for Armoured Cables in Lanes! d1 R7 }" A8 Z+ s1 \
12-606 Use of Thermoplastic Covered Armoured Cable. {7 G5 S: e9 f+ R4 }
12-608 Continuity of Armoured Cable
: B% B6 Y0 @, `# [# a$ G! D9 u+ h- [12-610 Terminating Armoured Cable
* m, ^5 P1 Y/ l1 @* i12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
1 @: p! D. k" q12-614 Radii of Bends in Armoured Cables' h0 m: a/ E4 G; v5 `3 Y
12-616 Concealed Armoured Cable Installation1 [6 U; m0 j. v# m$ a8 f! U1 L' ]$ ?
12-618 Running of Cable between Boxes, Etc
8 C- Q C7 S: e c! Z1 xMineral-Insulated and Aluminum-Sheathed Cable! ^5 Z: s" d* b, C, {9 G/ L
12-702 Use
$ H. E- K( W; c8 R( n12-704 Use When Embedded
: `0 D, E& [; U6 I/ B# o5 h12-706 Method of Supporting5 b% p- p( T. ]& V* l, V
12-708 Direct Earth Burial& T& j8 t& d6 g
12-710 Mechanical Protection
/ X2 o3 E0 ^' S O1 A Q$ u8 S. ~6 k12-712 Radii of Bends" \8 `/ R+ V V# i* J8 a, u" `
12-714 Termination of Mineral-Insulated Cable (Appendix B)
$ o% [2 ]9 F/ }12-716 Connection to Other Forms of Wiring
: W& ^$ r5 \# q ~2 P7 c" u' wFlat Conductor Cable Type FCC
% e9 z8 f% D" U& H. \12-804 Use Permitted
5 I K2 E2 c( K b, o12-806 Use Prohibited
! q7 W5 r3 C, B- \12-818 Anchoring
; _ y- h* r5 P* {# Y12-820 Crossings4 O, k# U+ Y5 Y/ K, k% T
Raceways - General& ~; V% x/ Q; Z
12-904 Conductors in Raceways1 R6 B0 _ a' R! J$ m; O0 r. T
12-906 Protection of Conductors at Ends of Raceways
$ [" H4 t8 U. W2 K& W; M0 \8 A! t12-908 Inserting Conductors in Raceways
, W8 T, ^9 q, n f6 T+ L: c12-910 Joints or Splices Within Raceways
3 U' Y( C- e1 Z3 W2 r6 {12-912 Stranding of Conductors
3 f, k* @- Y/ j7 Y. D4 @' }12-914 Electrical Continuity of Raceways
' j9 |) y- B$ |* _, q+ |4 G6 _' d12-922 Radii of Bends in Raceways
- O2 L- v9 A7 ~. l5 k3 _N 12-922 Radii of Bends in Raceways Table 71 o$ }9 l; [9 D* `5 g, F
12-932 Protection for Raceways in Lanes
7 M( x1 p. m6 o& b/ i12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
6 n' b& w$ X y: E12-938 Capping of Unused Raceways
% I9 e! ]: T% Y! B12-940 Maximum Number of Bends in Raceways
5 L. ^3 _/ n7 dRigid and Flexible Metal Conduit
! @3 g9 E7 q+ }12-1002 Use7 A: ~- b( q5 M
12-1004 Minimum Size of Conduits. g- n$ C+ A$ b" R: [
12-1006 Conduit Threads (Appendix B)
# Z3 L: c8 M- B" q9 U# L12-1008 Thread Engagement! }% W6 ?( ?* G4 P& N: f7 A: r
12-1010 Maximum Spacing of Conduit Supports
6 b- c1 Z$ |6 N- C7 I% j" u12-1012 Expansion and Contraction of Conduits (Appendix B) p% i7 q9 o' \% D; x3 ~
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
$ Z- f5 @2 p7 B+ E- e) B! ^Rigid PVC Conduit and Rigid HFT Conduit- t+ [6 N, [) i6 F
12-1100 Use5 m' t1 C7 F% @# F. V6 K2 F
12-1102 Restrictions on Use, q( F! U8 x; r# P/ N+ H; S
12-1104 Temperature Limitations (Appendix B)6 r& @+ y8 l' A+ O3 _$ z% e+ Z
12-1108 Field Bends (Appendix B), (2)) j1 I* i# O0 a% F% u. \
12-1110 Support of Luminaires
' R1 m1 H" X. n# ~5 }3 j12-1112 Fittings# o D" t, T2 c3 ?) g: T
12-1114 Maximum Spacing of Conduit Supports2 k% V4 ^- V+ S& W: D
12-1116 Support of Equipment" o3 f; ?* S. r+ f* a
12-1118 Expansion Joints (Appendix B example)
* t- _* ^2 T' xRigid RTRC Conduit
1 s) p+ N) g$ U1 G' p12-1210 Temperature Limitations
" _7 {" N$ a$ e- X% L3 V7 k" {3 L12-1214 Expansion Joints (Appendix B)
$ ^8 w# Q; ~" ]" jLiquid-Tight Flexible Conduit
; e( @) ~( P( I& D, L12-1302 Use of Liquid-Tight Flexible Conduit
% z" j A# ^ D' @7 i8 T5 G( `12-1304 Maximum Number of Conductors! U6 U# E) Y _) y* @7 |) {0 k0 Y
12-1306 Provisions for Bonding$ v. k/ u. b/ \' C
Electrical Metallic Tubing
* M& e5 ^# G5 a! {# A$ C12-1402 Use, ~+ A' f* D; T
12-1404 Supports
0 [3 a+ j5 H" b# |5 z! x12-1406 Minimum Tubing Size" s. j- G z4 U1 f4 E$ P
12-1408 Maximum Number of Conductors
: f* M7 P" A( S2 X- ^$ F ~$ F& N12-1410 Connections and Couplings8 B8 O6 ^, }3 Y9 Y/ u
12-1412 Radii of Bends in Tubing Y& p& d* a- v1 ^2 `
N Table 7
" @; Z4 k# @0 bElectrical Nonmetallic Tubing
! x$ F) y' W9 b9 Y12-1516 Provision for Bonding Continuity
/ g( X- r; |! bN 12-1514& X; O4 i0 Y" |2 U* }
Surface Raceways' {' y. @; q; j
12-1602 Use of Surface Raceway (Appendix B)( U& F( M! e. Z# P1 T# `
12-1604 Temperature Limitations/ h+ ^8 L% V( z5 w- K8 T) a4 d$ b( Z+ I
12-1606 Conductors in Surface Raceways (Appendix B)
- x; X ?; n* T" N12-1608 Maximum Voltage
2 {2 A% E/ h$ }2 k12-1610 Joints and splices
R! k# r+ I' ?* ?* mUnderfloor Raceways
- }8 S% ? ?5 K; e: r0 B" V: s* `2 J12-1712 Discontinued Outlets in Underfloor Raceways: F( Z; r6 f8 u! I a0 R
Cellular Floors
+ f9 O+ S0 `' S7 D12-1804 Maximum Conductor Size in Cellular Floor2 X r! K2 Q. K% P* Y
12-1820 Cellular floor discontinued outlets; J5 d/ E& U" P7 r, U+ U
Auxiliary Gutters9 J( c; g6 l6 R6 K3 @9 f' ]
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
. E$ d/ f* ]! l6 Q3 T' Y4 ~: M ^12-1902 Auxiliary Gutter Supports
2 N; K# E& w( V; \# O) X9 S$ ^6 m# A12-1904 Auxiliary Gutter Cross-Sectional Area
A! s* O2 |$ NBusways and Splitters
8 ^* c% d9 V) [ g0 X12-2004 AC Circuits in Busways and Splitters0 A9 }* s3 M4 j( G* O! M( y
12-2006 Busway and Splitter Supports5 ]2 U/ b& K% Q, S- l
12-2008 Method of Installation of Busways
) ?. i' I. D9 V5 W, Q# R12-2012 Reduction in Size of Busways9 s7 p! ]0 C9 S9 f
12-2014 Length of Busways Used as Branch Circuits0 i" i% O' S" N( K0 {+ N) z* ~
12-2018 Taps in Splitters
8 h( ~9 a* a6 Z8 j5 aWireways5 Q8 v& W* H3 F- E6 `( f" Q
12-2104 Conductors in Wireways6 j |& d2 Q3 A
12-2106 Taps and Splices in Wireways$ p5 e0 l! ?3 |" P
Cable Trays; K5 U& A. _9 \+ _) {
12-2200 Method of Installation (Appendix B)% f2 D- v6 Z& i) Z, m2 a+ \/ l6 k
12-2204 Joints and Splices Within Cable Trays& C& F4 F3 s. A- ^
12-2208 Provisions for Bonding
, G2 z R0 i# b2 A2 o* L1 F, o12-2210 Ampacities of Conductors in Cable Trays
5 t8 X3 ?2 w6 X. H- W5 V; c* S6 FInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings. w8 K% R& h* P: f$ y @2 q3 I' P. O
12-3000 Maximum Number of Outlets Per Circuit
& ]7 H ?2 ?/ ~: F( }2 U4 _N 8-304& L9 C5 V# Z% D
12-3002 Outlet Boxes (Appendix B)5 e" s' |3 k0 J5 q- D9 W: s
N 12-3000
+ p9 j0 e8 y- o12-3004 Outlet Box Covers3 m8 m! Y8 [6 v; z5 ^1 v
N 12-3002
- h f e4 m% b, E0 F8 V12-3010 Boxes in Concrete Construction
, G7 g# H! E' |- b/ a, n" F1 `N 12-3008
! A2 q/ f1 N/ ?* ]12-3012 Outlet Box Supports
- n) A# N8 ]! G- a7 P0 P7 X( T; HN 12-3010
L/ S ~) _: V4 Y1 w, ]- z) q12-3016 Accessibility of Junction Boxes
) H$ G0 d& P1 [/ c" J6 K) fN 12-3014, P' R7 v! `/ R f2 a* k) [% |. ]
12-3018 Flush Boxes, cabinets, and Fittings# x6 x5 ?( ~6 l
N 12-30163 A, _. j) [ t6 @2 `; t
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
3 d- y- o! b' p+ ^' a; gN 12-3022
! y) `$ R/ K, p3 |1 I12-3036 Maximum Number of conductors in a Box - Table 231 `7 u4 r4 k1 u
N 12-3034
: D# u+ J _1 h: I) \2 g/ j12-3038 Pull Box or Junction box Sizes
6 {2 h3 P1 Z' }% s B' J. B: KN 12-3036
* M4 o9 \: D7 ]; `/ H0 v6 j8 u, z2 k3 |; h! N) m
Section 14 Protection and Control
0 B: s* G& ^- c' MGeneral Requirement
5 A; z. B! c4 v1 r! e# U) l; a14-010 Protective and Control Devices Required
5 I7 c- p$ f3 X5 [- l14-016 Connection of Devices
4 b: ^6 s" k. P' S' @ Protective Devices – General
$ }0 V2 G+ D. _ 14-100 Overcurrent Devices Required
) p: S/ @1 o( m5 e) }' a14-102 Ground Fault Protection (Appendix B)
+ I3 o7 P4 p6 o, R( |' i14-104 Rating of Overcurrent Devices (Appendix B) Table 13
% J' s1 d" ?, x" o14-112 Overcurrent Devices in Parallel
# M" i9 U8 T' s$ f' jFuses8 n$ m) |* a3 k
14-200 Time-Delay and Low-Melting Point Fuses
. a4 x. L2 X- j2 g0 ?14-202 Use of Plug Fuses1 V, q$ L8 j0 x" C9 G; B6 w
14-208 Rating of Fuses
4 E0 _2 N+ ~9 o14-212 Use of Fuses (Appendix B)
: }1 `, ^; [2 n! TCircuit Breakers" e$ X' t. n# ? o
14-300 Circuit Breakers, General
7 V/ f! ~0 p- {% N+ K14-306 Tripping Elements for Circuit Breakers
5 F# }0 t2 x! J3 p8 [ Y% x! D: }14-308 Battery Control Power for Circuit Breakers G, ^1 V! h$ P" M0 [) x& Q! B
Control Devices - General
! b" R! Z6 c7 n; p14-402 Disconnecting Means Required for Fused Circuits/ O! U' k& `4 y
Control Devices - Switches X) s; O+ _4 X2 W" p4 |7 l7 i
14-502 Mounting of knife Switches+ x) m$ a5 }1 Z6 k) p
14-504 Maximum Rating of Switches
& q* j, z1 l) s14-508 Rating of General-Use AC/DC Switches (Appendix B)$ L2 I6 J2 |) Z3 U* e3 n
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
% Z. {& {% Z; B9 H+ fSolid State Devices9 I4 V" d! P+ P0 S5 c
14-700 Restriction of Use
5 U2 ~& C T3 v/ l14-702 Disconnecting Means Required
6 U* N( A, F% k1 M, n. t0 z& V
6 y& |8 x% r9 \; I/ [* ]) ]Section 16 Class 1 and Class 2 Circuits/ h5 w( {7 ?0 a' p! M+ y
General1 T8 x3 K- c' M9 P, ]
16-004 Class 1 Extra-Low-Voltage Power Circuits K/ i9 n1 {! v8 }" g
16-006 Class 2 Low-Energy Power Circuits6 M& t( S' e* E9 O, C! y
16-012 Circuits in Communication Cables# N9 v3 P6 i( N* Q
Class 1 Circuits
1 G) Y0 ^, G/ x, t# Q4 y3 v16-100 Limitation of Class 1 Circuits
& u0 ?- Z& \" l& i; h# q16-104 Overcurrent Protection of Class 1 Circuits
' j* s5 T4 J7 s: s- e; P- z16-106 Location of Overcurrent Devices in Class 1 Circuits
7 y& Y$ w# z6 G/ p4 r16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers. R) i& j5 T- M1 T* `
16-110 Conductor Material and Sizes
1 |2 P1 v$ y" `5 M3 g16-112 Insulated Conductors for Class 1 Wiring$ w4 j( S0 x3 X1 F/ _8 P; S4 P
Class 2 Circuits! f l% m+ i. H6 A4 g; {
16-200 Limitations of Class 2 Circuits (Appendix B). X' ?* @8 f& U8 Z- \! F- A1 w. s
16-204 Marking5 {& d# B: k6 ~' f
16-206 Overcurrent Protection for Class 2 Circuits X+ A4 i* F" R# V% T+ r; ^
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
3 {0 ~ }: B5 N; LELC: extra-low-voltage cable; t7 T: j& d3 e3 X* n
16-212 Separation of Class 2 Circuit Conductors from Other Circuits% f! D f& `7 q( @7 E
( M* |, @4 d4 }
Section 18 Hazardous Locations7 I- [ A8 n9 @# b
Scope and Introduction. P1 }0 g7 d$ X6 Q7 t- T0 A
18-004 Classification
: `# b; V1 D$ ?5 o) a" d18-006 Division of Class I Locations (Appendices B and J)
5 m3 n& u5 B$ u/ t# G2 a" j18-008 Division of Class II Locations (Appendix B)1 Z4 G- L( d( j
18-010 Division of Class III Locations (Appendix B)6 ` F- O ^% J4 L5 [4 [& H
General
8 d" h" l# h- i6 s3 L5 F, a+ p18-062 Metal-Covered Cable (Appendix B)6 M; w8 g4 p# [
Installations in Class 1, Zone 1 Location6 S& c$ B) L9 @2 ?) I+ E- k& U
18-108 Sealing, Class I, Zone I (Appendix B)% R: t3 Q+ c. K6 q) o6 C' V
, g n. ~7 m) Y2 J# O: [$ h1 o
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
C( N' Y: s( d: T5 aGasoline Dispensing and Service Stations8 I7 s4 ~ {. H/ ?% _& ^; p
20-002 General
+ M/ h6 j; @6 t+ }2 v1 q! t20-004 Hazardous Area (Appendix B)
5 y& q7 g" i4 u; b- z+ }3 k0 HPropane Dispensing, Container Filling, and Storage( m: w2 z# J$ q
20-034 Hazardous Areas - Table 63- i# y) s4 |% o7 [; \
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities+ U2 ?' p- Y; z( z d/ M$ A3 J8 w1 C
20-062 Hazardous Areas5 s5 |% }- H/ W, K
Commercial Garages – Repairs and Storage
3 G! v# R* f8 d( R( C1 @20-100 Scope' y# E: ^ C8 n* e" w
20-102 Hazardous Areas (1) 1 L8 V! f1 I9 J& I
* d. `3 a% w- r- TSection 24 Patient Care Areas: P) E" ?7 F# u/ s+ e) P
24-000 Scope (Appendix B)6 V- u( `* T# Y5 m
24-002 Special Terminology (Appendix B)4 H& W. p: x$ S8 N+ W, G( H. Y
Patient care area
2 @: D+ O) z3 a& [1 OPatient Care Areas
" n( |1 `( Z, T24-106 Receptacles in Basic Care Areas (Appendix B)
0 Y# @8 @5 s+ F- v8 gIsolated Systems
/ X. ]1 d% C$ z7 K, y; N24-204 Single-Phase Isolated Circuits (Appendix B)
- |) V/ F9 r8 A1 s& C& F( f5 S24-2069 I- y2 M8 o2 N' n3 h" m
; r& ]7 O1 u+ e( mSection 26 Installation of Electrical Equipment
$ L! X: L# j \2 i! p' R' s9 BGeneral
9 D3 T8 [7 l$ ^) D5 Y26-004 Equipment Over Combustible Surfaces (Appendix B)2 o5 x) C6 q k1 W; {
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)8 q* c8 H, _' k+ {& [7 ]& Y8 _5 P" D
Isolating Switches5 p8 E, x- d: X- @ G4 t
26-100 Location of Isolating Switches
, _6 m3 L0 s2 Q4 p* f: C4 ?Capacitors
$ n- M# ?- b' m5 h6 {- X- Q. L26-204 Guarding of Capacitors
* e8 K: [6 T4 S+ v5 ~26-206 Grounding of Capacitors( o+ h+ ?- `% V
26-208 Conductor Size for Capacitors* B0 b6 _ [' Q: W1 _& y: v" U
26-210 Overcurrent Protection (Appendix B)9 F8 {& Q9 [, a7 R5 R
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits- J' m* o9 O( v& a- X) o: V" S1 M
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
/ M$ S5 k6 v; _" p0 N26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits" e( `! p0 c s* P7 p* a
26-218 Special Provisions for Motor Circuit Capacitors2 d( F; B: e) ~; N
26-222 Drainage of Stored Charge of Capacitors
8 {: P$ ]; N, T$ Z4 [6 c( bTransformers$ ?' o, ? _1 s
26-240 Transformers, General& p' m# K1 a8 S
26-242 Outdoor Transformer Installations
* X( h# T" C, K* j5 k' e! o8 `26-244 Transformers, Mounted on Roofs (Appendix B)
' S e$ \+ A6 |* ^& p$ J26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B): i* o* \6 T+ J7 ?% L. u! m( ^
26-248 Dry-Core, Open-Ventilated Type Transformers; m8 x8 o) }: M, d8 g3 h$ m [
26-250 Disconnecting Means for Transformers
% m+ M# g+ I2 {* _" U; g! c+ I" r+ Q26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
1 v9 @& I% j9 B% i26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
9 t0 j5 ?( s" U( Z/ d; `$ }: Y- m: i& V26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
) L7 M( T S, {: s26-258 Conductor Size for Transformers
' D% S% T" M$ j3 r Y/ Q' Q26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
) `; v" Q# ?1 W) U26-262 Marking of Transformers R; h9 Q/ a: x4 l/ U, q' w
26-264 Auto-Transformers
" `' N8 F S, v) X4 ^Fences
3 o9 a2 h! t* m26-302 Clearance of Equipment - Table 33
: {. G& l' c7 a ~; D0 L/ JPanelboards
& P; N- T+ ?% E {/ _ p; F26-400 Panelboards in Dwelling Units (Appendix B)
% H D0 ^+ L: h+ \26-402 Location of Panelboards (Appendix G)7 C/ B2 z% n5 ~/ M$ k5 ?. H6 |+ j
Lightning Arresters0 G0 \2 H# V+ D2 r) }* N# x$ b: ?
26-508 Connection of Lightning Arresters
6 K4 w2 ? C4 y2 kStorage Batteries
$ O+ P( X6 \0 J$ i26-542 Special Terminology) o2 S! N& J0 L8 S9 V
26-550 Battery Installation
+ y6 t6 z" I9 F4 l26-552 Wiring to Batteries
: q. e! L7 L. I8 T( K. ]Arc Lamps4 \8 j" h! q2 k7 R! l! x
26-600 Location of Arc Lamps3 {7 f4 E; b7 S, S9 p5 S
26-602 Conductors to Arc Lamps- i w. v1 J7 B$ u9 [
26-608 Globes and Spark Arresters X2 L4 y2 ^% O0 w& W0 `
Receptacles
5 R! L2 |: t/ ^2 x1 Q% Q J v0 o26-700 General (Appendix B)
9 p/ c4 `# S* h3 g26-702 Receptacles Exposed to the Weather
2 J. v5 D& Y$ C, R" hReceptacles in Residential Occupancies
0 T3 D% E \- r% v$ b26-710 General (Appendices B and G)% D3 N @) f) C
26-712 Receptacles in Dwelling Units (Appendices B and G)+ ]+ K5 l5 E, V+ x
26-714 Receptacles in Single Dwellings (Appendices B and G)* O& \' z. b7 O2 T/ m- j/ v
Branch Circuits in Residential Occupancies+ D3 ^1 U( r3 |- [$ {/ q5 h; Y
26-720 General: Z* l c% @- U
26-722 Branch Circuits in Dwelling Units
0 P3 x. E6 u# p; h7 t: y, Z. l26-724 Branch Circuits in Single Dwellings& T8 g2 s" ]/ Z$ T4 _$ r
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
1 _8 [; S3 r# ^4 k( ], hN 26-720 (F)8 C% _ m u, w T4 ]
Electric Heating and Cooking Appliances. W+ H# ^, w. t. J" K9 f
26-744 Supply connections for Appliances, E6 M8 T/ v8 y6 Z% K+ m4 Y
26-750 Installation of Storage-Tank Water Heaters5 Y2 r7 w" t: c5 O) A* l
26-752 Infrared Drying Lamps: G" h( _% v- R1 o( @* W
1 L: R$ c7 Q0 k4 `2 q& gSection 28 Motors and Generators& o' V: i, I% Q1 Q7 Q$ \7 W
General
1 p# d0 P7 Y! T: { x8 H28-010 Special Terminology0 E) r/ x- B! v9 J( H* b" w
Hermetic refrigerant motor compressor
; _4 e/ s! l6 C* ?4 R% iLocked rotor current rating
}+ [7 a& X( g- @" A! J% v5 UService Factor* c5 L- I5 n9 G5 j3 o2 u. l7 V
Table 44; Table 45; Table-D2
0 A1 X9 G" v H% a" `1 aWiring Methods and Conductors. D$ T* F8 A8 D# V
28-102 Portable Motors3 I! ?: f6 r) e4 a
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
" q/ m Q) m3 o28-106 Conductors, Individual Motors. Q6 `$ W% l3 t3 i* R
28-108 Conductors, Two or More Motors8 u9 N4 |& Z6 Q
28-110 Feeder Conductors/ ^0 ^) Z. U' F* |7 p( d
28-112 Secondary Conductors N1 t' X+ A, F' }
Overcurrent Protection% e. i5 F# j' ~% ?1 f: b
28-200 Branch Circuit Overcurrent Protection
# g3 o4 j1 T2 P7 ?3 B28-204 Feeder Overcurrent Protection
+ h6 [' o, e; }28-206 Grouping of Motors on a Single Branch Circuit7 \& {. V1 o" c# h o. P. t3 f# z
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
/ [" d1 _ o# [! H: k( oOverload and Overheating Protection) x% ]6 Q' i( p/ P5 m) U: S
28-302 Types of Overload Protection
6 S( b7 L" }7 ~- _- m28-304 Number and Location of Overload Devices (Appendix B) Table 25$ F! f7 Z0 ]1 W+ D* I( J
28-306 Rating or Trip Selection of Overload Devices (Appendix B)9 ^$ `6 Q) b" G. t
28-308 Overload Protection Not Required
. \, x3 t$ D. A. fUndervoltage Protection
( k% V8 S6 ~7 { J28-400 Undervoltage Protection Required for Motors (Appendix B)/ M# j* v; I# k* |9 X$ r2 V
Control
0 w/ K! W0 F) c' x28-500 Control Required1 D# c: G( O' ^* q! l9 ~8 Z$ d
28-502 Control Location
! R# ?& v! d% o* l: N28-504 Starters Having Different Starting and Running Position# i! w z! z9 ^
28-506 Grounded Control Circuit$ D: v8 T7 ]+ \5 F- H
Disconnecting Means
" }4 I+ C3 {( a) F7 M28-600 Disconnecting Means Required5 {; s6 k/ O/ E% {2 B, _1 u- [8 u
28-602 Types and Ratings of disconnecting Means (Appendix B)7 s1 |8 w5 m5 y( F, J- D; O
28-604 Location of Disconnecting Means
2 e! G7 h4 H6 O1 M( T- S2 X5 x# t# k Hermetic Refrigerant Motor-Compressors6 V0 `) x7 z2 g ]8 i, i3 t$ h
28-706 Conductor Ampacity# g; u" Q; C- J% P: ~* @
28-708 Overcurrent Protection
" o) a+ a+ x: s! i# `% P" V28-714 Disconnecting Means! W5 ~$ F. ]4 B# a$ h, _3 t
Protection and Control of Generators
7 W2 ` g+ D3 x( m28-900 Disconnecting Means Required for Generators# m& l$ v9 `+ ~: C+ p
28-902 Protection of Constant-Voltage Generators" M* X5 _2 k2 N& T+ r) O* \
28-904 Generator Not Driven by Electricity* y* b+ \+ V8 D# C7 A U# v
28-906 Balancer sets" U. V, G% p: a; M( S# P. d: T; }) [
28-908 Three-Wire Direct-Current Generators7 S" ?+ [: j3 u
" I, S$ r7 {) ?$ }Section 30 Installation of Lighting Equipment
( x4 |- N7 B4 W V$ w0 S30-002 Special Terminology (Appendix B)0 m. s ~. E8 `/ D, \7 b, L
General
% H% y& W" _% j* z% I$ [: b$ ?30-102 Voltage$ i5 U8 u& j5 ~2 ?- N ~
30-104 Protection (Appendix B)
: L4 p$ o/ n1 f: G8 Z* [" [1 W' i30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
# s2 J# O. t/ c+ Y% h30-108 Polarization of Luminaires
2 n) I: Y' g6 H2 p9 \4 z* P* X30-110 Bonding of Lighting Equipment
+ l* @1 s& s# v' D6 e& P' ZLocation of Lighting Equipment1 D( y- e, E9 e( s6 L I
30-200 Near or Over Combustible Material
* K2 n4 [; O" Z" l! @( b30-202 In Show Windows% V# s; U4 x0 a4 A# N8 g' \3 t
30-204 In Clothes Closets6 G `" M; |6 {- A6 @/ X- [
Installation of Lighting Equipment
* m* P6 |- p& U$ s30-302 Support2 [: A/ S$ I3 Q( d6 k, Y
30-304 Outlet Boxes to be Covered7 v7 I# C. O4 D! v1 i& u
30-308 Circuit Connections
. G0 H+ u8 a( P* D30-310 Luminaire as a Raceway( J" k. O% e3 B; q1 {, Y/ b
30-314 Minimum Height of Low Luminaires) }3 L3 w0 p# _ D
30-316 Luminaires Exposed to Flying Objects
1 N1 C- H/ H" g. p& m- m' q0 K/ _30-320 Luminaires in Damp or Wet Locations1 |8 O' A$ W3 p& I0 g# y
N 30-318
/ ]7 m( `" \8 R" vWiring of Lighting Equipment
' m, s: {1 C( A Y6 ?) A30-400 Wiring of Luminaires1 |& ?0 K1 n+ }9 P+ P
30-402 Colour Coding
- K2 ~* y" C% {+ [30-404 Conductor Insulation
7 D8 w( W) F2 i) o30-406 Conductors on Movable Parts2 I# a0 I$ D2 P/ I+ M
30-408 Wiring of Ceiling Outlet Boxes
) H* U& k" c, C0 ?$ r, B) y30-410 Wiring of Show Window Luminaires
. n& P/ N8 Z! O* r" F' N+ e30-412 Tap Connection Conductors
g6 ]; ?% f/ Y' ]; [2 QLuminaires in buildings of Residential Occupancy
Q$ I3 E- p2 P+ s30-500 Lighting Equipment at Entrances (Appendix G)0 T' ]/ g1 f! e; b, s
30-502 Luminaires in Dwelling Units (Appendix G)
2 V3 ~& A+ k$ q6 _9 @" K30-504 Stairways (Appendix G)( X' G0 G/ c* n6 p- Q8 z) S% ^
30-506 Basements (Appendix G)
6 n: j$ ~2 `5 H, W# T, Q30-508 Storage Rooms (Appendix G)
3 S6 g: b% S+ f3 _30-510 Garages and Carports (Appendix G)
/ [4 u/ A0 Q3 n3 ~2 BLampholders8 G; S+ Q( ?( b2 |) G Y
30-600 Lampholder rating with Incandescent Lamps3 R' A4 Y5 r+ _& ^
N CANCEL3 z1 p& N c$ x2 H, |) E. @
30-602 Connections to Lampholders! d Y2 |/ E' U$ [ A, P( c# b
N 30-600
0 h6 b4 l* u) ?* ?0 X" E! u& v3 [30-604 Switched Lampholders Used on Unidentified Circuits
: a3 {- @, _, T7 _3 CN 30-602
) A/ Z* K" |4 k- O+ K* F3 a30-606 Switched Lampholders with Pull-Type Mechanisms j, i8 W* p# x6 K( S4 c$ O
N 30-604# j: Y: h1 V+ N7 e+ }' W- j6 J
30-610 Pendant Lampholders `4 G7 `' A; K6 Y, {1 @
N 30-608
& D9 Z, }! J6 NElectric-Discharge Lighting Systems Operating at 1000V or Less
# y+ D# |# \, \6 ?7 w) ~30-710 Control (Appendix B)
# g* j8 b* }3 }1 ^1 W! h8 V30-712 Branch Circuit Capacity
h4 W1 n8 t0 P$ r% OElectric-Discharge Lighting Systems Operating at More Than 1000V# K5 d% i \: a# d/ Q+ P* a1 l+ P
30-802 Voltages, Dwelling Units
0 m3 ^: w& q: s- b* @4 U( I30-804 control (Appendix B)* ?6 M" F, ^4 F- a, }% ?
Recessed Luminaires (Appendix G)5 W( }7 `4 T4 P m
30-902 Spacings for Non-IC Type Luminaires4 X( C/ Q0 p* z6 o
30-910 Wiring of Recessed Luminaires (Appendix B)9 @& ]) n$ e5 N' _- l
Exposed Wiring for Permanent Outdoor Lighting
7 r& H2 V2 J; h4 B9 \: \1 @ Q/ H30-1120 Branch Circuit Loading and Protection4 m4 G' E4 U$ a0 J: z- o/ c
Extra-Low-Voltage Lighting Systems6 Y4 z! q" }: M
30-1202 Sources of Supply
& w, [# m' h9 ~) b, l% f
+ p% I$ I( E; c9 O! SSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
( @ a6 f# W9 w. @* w( j" EFire Alarm Systems
7 P& A1 C; J" J/ B32-100 Conductors
4 V7 p) E, e; ~. p% o0 Y32-102 Wiring Method
5 s# V3 S$ p3 ]32-104 Equipment Bonding$ ~+ i& F* X E" S
32-106 Electrical Supervision
5 a$ b0 M& o6 l- m32-108 Current Supply
" @6 g4 `8 z; n32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)7 ^4 U# C l8 }: D
Fire Pumps5 @5 p: l3 W& R
32-208 Overcurrent Protection (Appendix B)
8 q+ D5 I; [$ }) m) ON 32-206
7 \3 g! @- i$ j32-210 Overload and Overheating Protection (Appendix B)
1 l! q) V9 U0 _3 B6 ]32-212 Ground Fault Circuit Interrupter (Appendix B)
8 S. B1 C) F0 a! Q" k& Z# {) u+ B4 V2 [/ ?2 ]/ Z, n# ~# w' Y b! V
Section 36 High-Voltage Installations' L6 z0 t$ N1 @# J! i/ m% `" T
General$ }) E( k; C8 F# u* X9 ~
36-000 Scope (Appendix B)' I1 K: ?: a# L# X
36-006 Warning Notices
; d# ]- x3 z, ^; n* jWiring Methods
( M8 ^) _7 H- r- J) d, W/ O36-102 Radii of Bends
) R3 S+ s* D, G9 J. k8 L36-104 Shielding of thermoset insulated conductors) G* Z7 P1 ?1 F# {! s6 \
36-108 Spacing of Exposed Conductors (1) table 30, table 31) @) k8 l: t3 q! w. a Y
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
- t1 d _5 o7 _* |, y# LControl and Protective Equipment
6 |! \% y* I$ N2 j& p- b8 `& L36-214 Disconnecting Means* z$ H! e9 x: w T! f1 s
Grounding and Bonding& @& w, I/ \, j* T
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
7 r9 h1 S* l# j: {: p36-302 Station Ground Electrode (Appendix B)
9 e/ F8 u: [% q1 ]6 M* j36-304 Station Ground Resistance (Appendix B)
; S5 g: }! f2 L36-308 Connections to the Station Ground Electrode (Appendix B)
, [4 d9 t( ^9 ], g36-310 Gang-Operated Switch Handle Grounds. T9 }, Q5 K! e& b. b
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations# Q9 S" M6 P. a& U' v, i3 N
# M6 Y$ g' _$ d4 K' M1 U% @
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
; A) Z+ m1 T% f: P+ ?38-002 Special Terminology (Appendix B)
( \$ i7 e$ @" z4 G) J38-003 Voltage Limitations (Appendix B)
1 g. H" S1 u; v4 {; Y& }38-004 Live Parts Enclosed! o- t* M- k: R% |& m' S' K
38-005 Working Clearances" J% N' R% Y, }4 t ~; L) k; n
38-011 Insulation and Types of Conductors
+ f& t" j( ? g# c- z38-012 Minimum Size of Conductors+ X6 _( T* c" r- s1 @( `: c
7 u0 _1 l0 C! _
Section 40 Electric Cranes and Hoists
9 q8 Y& {7 t4 O40-008 Disconnecting Means
: [" M0 Z+ L: o40-010 Main Contact Conductors
7 P& M v+ K" b0 i% b0 g# n
; O" {5 B5 h# c! Y1 K0 r2 S: N" YSection 42 Electric Welders4 c; h R$ Z, W5 l* i ?
Transformer Arc Welders% e. ]) k0 S% U5 g% w5 C
42-006 Supply Conductors
4 f0 r. `9 c% T' C3 E# _
' p* g5 z: Q/ ^( I. @# W7 MSection 44: Theatre Installations
5 I: K" R- m/ {8 L. R7 qGeneral
5 q. q. n- i5 ?! \3 K0 t2 k44-104 Number of Conductors in Raceways% p; Q" x- \! N& |# Y
44-106 Aisle Lights in Moving Picture Theatres
' N9 M9 C7 f1 s9 P3 _2 J4 |; KFixed Stage Switchboards0 @( `. H# a+ @$ z0 O3 Q
44-210 Overcurrent Protection- L' s1 M: t" l
Fixed Stage Equipment
& c: I6 e( X* W44-324 Receptacles in Gallery Pockets; h& {4 `- O% U1 x# n8 W6 K
44-326 Receptacles and Plugs
7 d+ ]% f8 A8 I" |- _ e8 {! A6 P( A% i' e6 ^0 ` i( e
Section 46 Emergency Systems, Unit Equipment, and Exit Signs0 t" _4 A$ U! T* a. [9 z8 X
General3 t. A, W7 `! M% k% i. s; q, l) O6 ]
46-102 Instructions R0 E0 P' C% B% ]% ~
46-108 Method of Wiring (Appendices B and G): ~% z, V8 P6 I; V8 N
Emergency Systems
. e& H7 I1 X$ f1 f- [* C1 K: q. C46-202 Supply (Appendix G)1 o, l* t1 Q9 G t- [
46-204 Control# [0 N. L# [: d# {6 y, G4 `
46-206 Overcurrent Protection
, t; ^/ N8 p( b" a46-210 Remote Lamps$ R/ X& W7 C- v* l- o5 `
Unit Equipment
1 g; D! C [9 P1 U46-304 Supply Connections0 V. b) ?0 ]; `- M
46-306 Remote Lamps (Appendix B)) \) z z1 |5 z) F
Exit Signs
9 F; s! h" a: K G! R46-400 Exit Signs (Appendix B and G)9 f; L& n! y$ N
' }4 u% I1 d7 \+ E* {7 ^- w" ^
Section 54 Community Antenna Distribution and Radio and Television Installations- q6 }% U1 d( \, g/ x! P4 k# d! M
54-000 Scope b6 J' g: T, n7 C! ^$ q
54-004 Community Antenna Distribution (Appendix B)
7 N/ _" |9 m$ @' l3 m# Y- gCommunity Antenna distribution
4 y& \1 W/ [/ n, l54-100 Conductors- N4 V' ~5 t6 E) c% V
54-102 Voltage and Current Limitations (Appendix B)
H7 `6 ?% I* I! BProtection
% e/ g; x% b% m7 S( s+ S, T! y" g54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
2 {& W, H1 H& ]- b1 S8 j" h. jGrounding
1 e$ C9 p0 w( \+ v) `6 ?- D54-300 Grounding Conductor1 H3 g0 y# ?5 ^- O
Conductors Within Buildings1 m& I- p. N3 C* y4 h6 X
54-400 Separation from Other Conductors
7 X2 |8 H3 Y W5 lEquipment
x, l4 M& x K1 @! \ z; P# P54-500 Community Antenna Distribution Amplifiers and Other Power Sources
# |. b# d/ U0 Z2 G$ N' g54-502 Exposed Equipment and Terminations
* E# s' ~& C0 j& a' x7 F, @8 a5 H$ ]/ ~, \0 f9 e: T% \ U
Section 56 Optical Fiber Cables
# H2 e, [% @" X( ~* OGeneral
1 z0 |2 j( k- {* \1 e" X56-100 Special Terminology
/ @1 N# ` @! q- f$ B: m; |56-102 Types
/ U, q& S7 X0 d/ s' p& _Installation Methods
; p) s( U9 g# C2 j: m56-200 Nonconductive Optical Fiber Cables (Appendix B)! l# A: I0 C2 q; g' |2 h
56-202 Conductive Optical Fiber Cables (Appendix B)
0 Z5 K8 T8 G7 A z56-204 Hybrid Cables( }4 ?7 I" l3 A! r% x. h
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)8 H/ q [; [2 t3 F/ I! G- Q
1 |3 I: C$ |( s( N
Section 60 Electrical Communication Systems
, B. q6 z& M4 r8 aGeneral
; [- q, P- z1 l+ B8 ^60-100 Special Terminology( ^6 t7 l8 C: n4 {" o7 I, D' |
Protection3 y4 v0 D8 l. L! o9 x. j3 p1 k
60-202 Primary Protector Requirements6 V0 y4 u+ \. f" k
Inside Conductors) @( T9 ]! a% l
60-308 Separation from Other Conductors
3 ~5 V" H; T ]2 sEquipment+ V% v/ Y* A4 u e5 L4 V. `; h
60-404 Exposed Equipment and Terminations( d: I& w* T4 m. u$ D7 W
Underground Circuits6 n6 c( h2 B! Y/ Z1 M
60-600 Direct Buried Systems2 v, `3 G* y/ D8 _5 E7 X
+ `: u0 R0 `, n8 c- R; t9 u
Section 62 Fixed Electric Space and Surface Heating Systems+ U6 n' I% j# t" b6 G1 \
General
+ F+ {: Y0 K. u k | F# Q8 b62-102 Special Terminology
. E) n* y9 I+ V) @62-108 Branch Circuits! ~# X) z& F! {# E9 f
62-110 Installation of Fixtures3 n6 s2 J# h& G1 `# X8 m
62-114 Overcurrent Protection and Grouping (Appendix B) (5)' [4 l' D g+ T. m# w6 H$ E1 H
62-116 Demand Factors for Service Conductors and Feeders (2), M. N' |( c- I3 O, S% I5 J
62-118 Temperature Control Devices1 k8 R7 j% _ \7 t( q/ H
62-122 Installation of Series Heating Cable Sets (4)(7)
8 S2 l9 Z+ M: I# w" R, b+ ] }Electric Space Heating Systems t ]8 v& h1 Q: x6 o' a
62-202 Temperature Control4 [( Q: a' n- Y4 m1 w6 D" ?( Q5 b; ~
62-206 Proximity of Other Wiring (Appendix B)
+ }8 Z- \* ]; t5 R- ^. b1 B62-214 Installation of Heating Panels and Heating Panel Sets
" j7 B* D. s6 Y+ I. O6 I62-218 Series Heating Cable Sets in Cement or Plaster Ceilings# |( u7 V8 h$ a+ Y+ y/ d+ A" [
62-226 Installation of Under-Floor Covering Heating Panel Sets
* P, t+ V- |+ R WElectric Surface Heating Systems4 n5 \3 |5 M/ Y9 y: @
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface$ w0 u: f( C a0 V$ \
" ^0 x2 |8 ?$ I" SSection 68 Pools, Tubs, and Spas
& {8 v& Y0 L8 v, aGeneral6 y, P! }' h+ n+ g2 w9 O: l3 ^
68-050 Special Terminology
9 y7 \' Q8 i! {# M* P68-056 Underground Wiring - Table 61
7 ~8 W4 }" ^8 g0 o: Z+ _9 {: L/ V68-058 Bonding to Ground (Appendix B)9 Q- c( K5 _: Q3 V
68-060 Junction and Deck Boxes (Appendix B)/ \& h- W0 M1 [; a1 N* @
68-064 Receptacles
) a: V' L3 c! J3 `68-066 Luminaires and Lighting Equipment
5 j; i9 p* c9 {; K3 }7 G: o68-068 Ground Fault Circuit Interrupters (Appendix B)
8 ^+ ?. D' Y# Y9 b% f+ T Q7 r* y0 G4 f
Section 70 — Electrical requirements for factory-built relocatable structures and
0 G0 _+ q: g$ Fnon-relocatable structures
2 z1 t& B9 g3 |( a70-130 Tests (see Appendix B)
5 V3 @8 r% }3 D! a" L- k1 R- Z- r, o( {/ G* A' V# `0 f Q$ Z B
Section 76 Temporary Wiring (Appendix G)8 ~/ \1 I; \4 P, X$ \
76-004 Grounding
- ?" a _* S( F! T76-008 Service Entrance Equipment
/ \, b7 ?( m1 A8 ? [3 y) C, }N 76-006
# U5 y2 i5 a" D' Y+ I# C76-014 Branch Circuits5 m+ ?9 a4 o8 H* b2 S- t, H5 L6 ~
N 76-012) k+ [! [) s% t0 r
8 t) l6 J' D8 { D. ~Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
0 G6 Z, j% y+ o) w/ UMarinas and Yacht Clubs
! v8 U J5 U, h2 f78-052 Receptacles: v: ^1 M+ }. v( p2 L
78-056 Feeders and Services
, N9 c1 R) f5 VMarine Wharves, Structures, and Fishing Harbours
, T% h9 d5 ~ F* L78-106 Grounding and Bonding- L, ?, Q H# t: S l1 f
Tables \- ]( J! r$ m# X. r
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
! p8 y R/ a2 j8 D
: y+ d6 k4 o7 Y+ ]" ?& S- `- KDiagrams: 1, 2, 7
+ J+ Z: G8 s% N; n/ W" B- R3 i* ]6 o H% L0 Y7 F% k
Appendix B5 j$ B: [" R9 M" e' N6 c
P352: Ground fault circuit interrupter- 6mA
! w. M$ u& {7 d" @. g" A$ SP354: 2-126 FT1, FT4% b. h1 c' g: z
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)- s+ r6 `$ a6 v0 O* f1 J" t- ^
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
) L M& [4 b: W: _2 sP370: 12-1012, 1118, 1214 Example:# ^9 C# g. J5 y* ?% Q
P371: 12-1108
# `0 A& X) K4 y8 J( vP381: 18-108(1)(b), 18-158(1)(b)
1 o+ r R2 m6 Y9 b }/ B8 JP386: 24-206( w" }( U$ v& Z' l6 n
P389: 26-256
. w/ I M0 O, i% z9 WP391-P393: Section 28, Example to determine Motor Conductors and Protection' A* A2 I6 `# t# G# F7 R
1 g" {: Z4 `6 M2 H3 i
Appendix D& |5 ?9 x# M; q9 g& j
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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