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Canadian Electrical Code Review Guide
; n; ?$ n8 M, q# ]For the Exam of Electrician For Red Seal License
. n) c! }# ?1 J/ y/ h3 }
' F* X) B. p M2 t0 aLesson One4 e; k, U: b* P! w! ]/ C. |
Section 0 DEFINITIONS8 i1 x2 v- x l# c2 e
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
2 h0 h7 }% c- @* x. K. N4 G6 |Accessible as applied to wiring methods
3 K3 B$ d3 ^$ v+ U5 {- l4 }2 e7 oAlive or live" X. R& T% \0 i
Aluminum-sheathed cable
* ?0 H# z) [5 a( W" H/ E' YAmpacity
7 J6 e4 d5 I- q ]0 h6 m& w/ CAuthorized person# C" x. `+ j6 v. c
Auxiliary gutter
, U5 _+ s* h. V1 f% S: i1 zAWG
) s: T: g1 C1 |' U- e }: |5 ~Bonding: G# e2 R6 C' n& D8 ~, `
Cable tray4 j8 q* ~, _1 V1 b" E) N7 O
Cellular floor L C& Y" o3 V7 E
Branch circuit
- a4 F$ y* F) j$ D5 d( t0 JBus
7 G9 Y j( K! J2 s( aBusway
0 j1 G) B3 A& ?8 p/ wCommunication circuit
/ r" m; f0 G9 ^Extra-low-voltage power circuit2 i4 g+ N) C, }
Low-energy power circuit
) h$ }5 @' Q0 k5 `Multi-wire branch circuit2 c# W7 b5 a. O A
Remote control circuit1 W0 G& T% g" K, z! |" m
Signal circuit
( k r( Z3 J3 y1 p# M3 {' KCircuit breaker) x. l$ \$ P: S' M
Instantaneous-trip circuit breaker
# f: @0 f- _) L' E% z/ e$ w5 f/ EConductor/ m3 J# o' |6 \. o h. D
Conduit5 |1 X( ]$ v* w7 w+ d2 C2 w
Flexible metal conduit/ q6 | L& G$ Y- _5 D- k" Q$ e5 c$ K, O
Liquid-tight flexible conduit
6 I# @: R+ z6 ~1 Y& \. k0 N Rigid conduit
% O# }0 t, s4 W* h2 W; ~ Rigid metal conduit, S7 T, H# D$ r. _) a
Rigid nonmetallic conduit
8 |* w' H5 N) F2 K8 G- l Rigid PVC conduit
/ U z" e+ A/ j& WConnector
$ s9 E# n+ K% @% F Box connector" @, {9 Y, [; w6 m* Y
Wire connector; B- T, u8 S- D9 p* d
Controller# q5 Q+ r. x5 G1 K* _
Disconnecting means
8 E0 ]. D: u: f' z) LDust-tight
4 b7 M1 q9 S5 R0 H- k& ~* }2 XDwelling unit
8 F" K r w, r S, m- ~9 vElectrical contractor
* t* c5 M( ^! [Electrical metallic tubing- C+ g; E8 ~& Z9 \ Q! o, {" S
Electrical nonmetallic tubing" Z* i" l8 t& V8 P3 _1 P8 k
Emergency lighting
3 [$ M$ d$ | Q6 m( J( r8 DExplosion-proof
6 P% ^4 j/ O$ L0 g9 z9 |/ a( eExtra-low-voltage power circuit. l9 ?7 W, \. q, B
Feeder: b, N% \6 e( W$ t, a
Flexible metal conduit
. ]7 ?. V. F' u% xGround- F; w: c4 b6 t$ o
Ground fault circuit interrupter! X. Y$ g# f0 J0 ]# c, B
Grounded
2 T3 W- B2 w4 `* E4 [, KGrounding
0 d9 |0 U- B3 H. BGrounding conductor* x L7 b/ {9 Y( e
Grounding electrode" v# U) u0 }1 c6 x( G6 V# z' i
Guarded& V: F: a D5 E5 J
Hoistway
1 m* l" X f O) t+ l4 N. cIdentified. h/ U# [' }( X9 J! P% ~2 y* q- r/ M
Lampholder. H1 U( n* k) x2 H7 {, x/ x
Low-voltage protection7 f& u8 ~. l2 M7 t+ i8 D& T. C
Low-voltage release
# A6 ?0 l" U9 n3 g1 V: g2 F$ O! kNeutral
) y7 g1 ]0 y7 s0 @: o, K4 KNoncombustible construction
' I9 _) E3 Y* H' J+ y# n' lOutlet
8 x& q. t" C, B. x8 zOutline lighting" R4 Y6 f) s3 y8 f9 x
Over current device' H6 y K) o" Q% d
Overload device6 X; V6 v+ c/ a: V
Panel board
0 h! w' X4 |( Y, g7 UPanelboard, enclosed# B( x' a3 ~# f7 ?6 Q0 t; a
Permanently connected equipment( r) f$ [3 K/ \7 a! F# i* w' H
Permit
# G. m4 ~- u: p% a+ FPlenum
% t/ ]$ _% Q3 Z& g$ s; k8 |Portable as applied to electrical equipment5 H0 g3 Q' @6 L0 f$ j5 H, O
Portable ground fault circuit interrupter# P/ O9 ~$ O1 J5 G: z
Power supply cord
% h d( }; L0 A' H( z% `7 e5 ZRaceway6 i2 _, q s4 ` [& j
Receptacle9 q! a N. q, f# s+ k d! a
Duplex receptacle. F+ W. K' y; ]. @; k3 T
Single receptacle0 J$ I/ L- y: S! t4 V$ M
Split receptacle7 N) |& K8 r# B
Service, consumer‘s8 V; `& q$ D6 v; q1 b# _6 @
Service, supply% P5 {) U1 L) {2 Q
Service box
" t5 g) H3 C% m0 F% M! P Y, D" |Service room% B; e$ F$ V, }5 C) r7 A
Single-dwelling5 i+ T( r) _4 W3 K, b( P) ~+ n6 c
Slow-burning as applied to conductor insulation( S! ~" B7 p3 k3 Z" ~% _
Splitter
' a3 X; l# c/ x4 AStarter
! U; C0 F/ A- G# i' h: M/ g9 bSwitch
. M( Q/ x( e/ o* q General-use switch
5 i) H2 o8 O2 F' q0 M3 Q Indicating switch7 |- c6 t. {2 m" N9 L2 J
Isolating switch. _7 H- v( R+ C0 A1 P: A a9 K
Motor-circuit switch
/ I# M5 j* Q+ B* m" Y8 p/ RSystem
- N/ N e9 U, s: v* e Communication system& Q) P$ b2 d% L$ A* }3 ?
Community antenna distribution system(CATV)
% p2 W$ N) r) Q2 x" E9 _6 W Grounding system
% K+ |* q5 r* M! I1 P8 [- AUnderfloor raceway/ v2 W9 `5 N& T! X3 Z
Voltage:; P) b$ w5 I2 n! T3 `( Q7 i
Extra-low voltage! ]+ A5 J) ^9 O7 k. H: w
High voltage; g. C' \; i8 n: F6 w: C
Low voltage6 T. ^2 C# c2 c$ m6 s2 Q& m" w- Q
Voltage of a circuit, n2 x8 Z# f: Q3 w7 U$ C# u! I7 ~
Voltage-to-ground% Q2 H( C6 j4 z! P `% m9 p- O
Wireway
$ _2 e0 K; ^' r2 Q) F5 Y0 h, F) g. f* l
Section 2 GENERAL RULES7 r/ {# d# ]9 u3 x
Administrative, x- n& r$ N! N# Z/ i
2-018 Reconnection
' h; I% `9 N6 o& a4 n; p5 f5 ~2-030 Deviation or Postponement0 G+ l+ X( N" v( e8 @9 \$ n1 t& m
Technical General
1 w% [2 D9 L& K+ P& B c2-106 Circuit Voltage-to-Ground – Dwelling units# B3 I" t* Z! B5 J
2-114 Soldering Fluxes* P1 Y2 J: w+ I! W5 x5 M- m/ {/ @
2-116 AWG Sizes of conductors
& L& D2 ^( h- V! |2-124 Fire spread (see Appendices B and G)6 D. J5 O" I; s# P9 {
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)9 `' {3 R/ J5 t. r" d: M3 |
Protection of Persons and Property8 s/ l. R# r5 H1 \$ x$ e) Z' L. {
2-202 Guarding of Bare Live Parts
2 ~7 r( V- N$ H7 ~+ ?Maintenance and Operation
% V3 K! X7 n2 f7 p$ C4 M' w2-304 Disconnection
4 e) \5 j. C& D# A- H* s/ [2-306 Maintenance of Live Equipment
! r- H \# Z }2 h5 r1 b& i4 [N 2-306 Shock and flash protection (see Appendix B)
! x3 a }8 F- E. T. t2-308 Working Space About Electrical Equipment: Table-56
% j, Q/ M1 R. e/ M2-310 Entrance to, and Exit from, Working Space. M9 k* l- _6 @( T7 P4 F2 }( @
2-320 Drainage
. M3 _9 }* y7 m2-322 Electrical Equipment near combustible Gas Meters and other Devices
) m' Y( d' q, H: [/ y( l' p6 \- YEnclosures5 f( L9 z+ s' b
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) , I6 V- I' ?9 E, p; H
2-404 Marking of Motors: DP, WP, TE
, g% A4 T) d0 z. Q. _& R 2 u% S; W3 j$ h8 B$ q' C
Section 4 Conductors7 |6 g8 @6 ?# O! g- f4 C
4-000 Scope& Z! S+ I0 Z5 i: K+ V
4-002 Size of Conductors: 14#, 12#
( j0 _, Y( y* ]# ^8 ?+ P3 M4 a4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
& Z4 ?0 K3 ]& v# ]4-006 Insulated Conductors: Table 19
* f. ]) ?: O' H6 ~: X8 S4-010 Uses of Flexible Cord: Table 11$ }/ I a6 S) `6 O9 p( c% W2 [, c/ n- u6 l
4-012 Sizes of Flexible Cord
# x2 d: a" d5 M3 ?0 U! L* u4-014 Ampacity of Flexible Cords: Table 12
$ P) n7 ? F) f0 R4-018 Equipment Wire
, ] M3 I+ Z1 W8 E4-020 Insulation of Neutral Conductors- k# {# m& r7 v
4-022 Size of Neutral conductor _4 ~! h w0 N
4-024 Common Neutral Conductor3 S n. T6 T) X G
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
8 X: \. Y$ z* l; Q4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum1 J8 k# @0 w. g, k$ B
4-032 Identification of Type MI Neutral Conductors
+ ?' j4 i1 D9 P# ]( C: V4-034 Use of Identified Conductors0 c# B4 z- k8 y4 I
4-036 Colour of Conductors: Phase A, B, C, …' j+ b, r9 ?, w7 r
( Z# \: R; v, _: K
Section 6 Services and Service Equipment
: o ?+ f3 ?* dGeneral
1 d( [, Z. r' X: ]+ M6-102 Number of Supply Services Permitted+ B6 Z* K7 r! M; k: m( y1 t
6-104 Number of Consumer’s Services Permitted in or on a Building$ z3 l, ~& _9 I9 O- C. X6 q
6-108 Supply Service from an Electric Railway System | k" A9 Y- g8 z9 _/ u$ N( J
6-110 Three-wire Consumer’s Services 5 Y: @2 T, F* g5 Y
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors7 ]/ k% U8 U! r8 F7 }% r
6-114 Methods of terminating conductors at consumer’s service# h/ c7 a3 _: l/ N+ b
6-116 Consumer’s Service Head Location
! j7 m1 C: p, f0 ^Control and Protective Equipment0 A2 f/ K: o1 N
6-200 Service Equipment
$ w8 i% z7 x! Z: T7 V. }6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
' n& {' F* X. ?1 W3 U6-208 Consumer’s Service Conductors Location
( n; G0 `* U! Y& ~0 h+ a# p6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
+ M, x$ e# y: u$ O( |6-212 Wiring Space in Enclosures$ S2 S6 A/ K; I0 G' B' H/ F( S3 S5 L
6-214 Marking of Service Boxes
6 ^# i' n1 \6 E/ g8 K8 ?& |Wiring Methods
. V7 s" {3 s/ E: u6-300 Underground Consumer’s Services7 B% U3 r6 J* A
6-302 Overhead Consumer’s Service Conductors
4 s& G) ^* M0 s, N3 }2 v5 K6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
# v6 R8 U6 ^! I# V- l+ B- ]7 w. O6-306 Consumer’s Service Raceways& s/ U0 s: M) c% G& |# D/ e
6-308 Use of Bare Neutral in Consumer’s Service: k6 z( |4 b4 W! z( b/ B
6-310 Use of Joints in Consumer’s Service Neutral Conductors8 ~9 Y5 n( [) o, y" V# f! G( j7 u- V
6-312 Condensation in Consumer’s Service Raceway
1 ~" w4 W$ h- ^0 VMetering Equipment( L+ O0 @* I/ i+ f+ [
6-400 Metering Equipment8 g: W V2 t* A! s% U2 r! }
6-402 Method of Installing Meter Loops
0 t3 {5 s) W$ N/ k" [( Z% `6-404 Enclosures for Instrument Transformers
m% W5 v# h2 P p, h: N2 ?6-408 Location of Meters6 F3 K6 F, ^) f) p3 V
+ _" _/ h$ }; W3 z/ Z% s
Section 8 Circuit Loading and Demand Factors
9 |. p K! q2 _. ^# a8 } NGeneral% {. g Y1 B: H. x' g) z" ]
8-100 Current Calculations# C' r1 z5 C7 ^
8-102 Voltage Drop ( see Appendix D)
+ R6 R [* b) a% v; c8-104 Maximum Circuit Loading
. X/ w* Z: I' d8-108 Number of Branch Circuit Positions4 E" a- `5 E9 k t% \1 |& d
8-110 Determination of Areas
5 W5 X. p, C. @( g) K5 SServices and Feeders
. z3 `7 D, y! U- ~* A2 [ E$ D8-200 Single Dwellings (see Appendix B)( r1 e4 s# q: ?; o
8-202 Apartment and Similar Buildings/ p! v K! F) {
8-204 Schools
8 ^, W7 O9 Z3 O* F6 t8-206 Hospitals( J( [0 v( P+ _: b- c
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy9 Y7 J, ]2 Z/ u' v( Q! d
8-210 Other Types of Occupancy (Table 14), i/ J$ n- m/ W! o
8-212 Special Lighting Circuits
9 @& N k, V" B) [. @7 e0 t, ]8 QBranch Circuits
& B% H& u5 q. P2 b- A! q* O7 l8-300 Branch Circuits Supplying Electric Ranges6 ~/ O4 b& T3 o( L* _9 G
8-302 Connected Loads
V0 R/ R; g7 P" k9 e/ {; K" Z6 f$ F) M7 g9 D5 I( W# g: H
Section 10 Grounding and Bonding3 {; i- U+ @# V; n
Scope and Object. e. ^8 h# E3 k% V4 r( u
10-002 Object
/ S$ @: m7 M4 ~3 N# d" \8 n1 qSystem and Circuit Grounding. u2 \/ n5 h* H* B
10-102 Two-Wire Direct-Current Systems
: n! s/ d5 n. Y3 ^10-104 Three-Wire Direct-Current Systems2 c# P: L8 ], y3 f9 }7 G1 t
10-106 Alternating-Current Systems5 V# k+ ^& C" O# ~$ P& c
10-110 Electric Crane Circuits
6 u9 H6 p I$ Z8 a' u! ~8 ?# D10-114 Circuits of Less Than 50 V$ W% {# M" L6 b( A3 D
10-116 Instrument Transformer Circuits
L9 F* R! u1 V' P0 XGrounding Connections for Systems and Circuits
4 z0 p- t5 A$ k$ b f: |10-200 Current Over Grounding and Bonding Conductors
/ _6 T- F. K+ y. i8 O1 Q; X10-204 Grounding Connections for Alternating-Current Systems
- O6 ~& s, e- B1 f2 M( ~10-206 Grounding Connections for Isolated Systems
7 A% Y0 _6 ?% `, i3 B10-210 Conductor to be Grounded
/ Z! k; q( w2 \7 T# r% Y: Y$ pConductor Enclosure Bonding2 I& b4 f5 J5 m) j5 t# n1 Y3 C8 Y
10-302 Other Conductor Enclosures
$ M) D& g6 O9 i% vN 10-304) s: |2 O! q$ Y( l5 K
Equipment Bonding
1 B. j, A7 @; r5 q/ S) P9 ?10-400 Fixed Equipment, General
' f' r. y; B8 r0 F' ^ l' ^10-402 Fixed Equipment, Specific (3), (4)
7 l2 j- e. d8 e) I, W10-404 In Nonmetallic Wiring Systems( J6 e ~# i) U0 r K& g
10-406 Non-electrical Equipment; P3 D& z! J$ ^( | h( ^ P, q
10-408 Portable Equipment (4)(b)+ L% y7 y2 x2 G
10-410 Instrument Transformer Cases" ~7 ~0 }( ^, W. P) {
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
$ g/ }3 `* N8 ?) C/ A10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V; g# ^7 F+ w5 A4 B% i$ c6 t; g
Methods of Grounding
7 _6 e& _ T2 A3 L10-500 Effective grounding (see Appendix B)
5 H* D4 w" s* r: l _% q/ u* T. o10-502 Common grounding conductors& O# ?: i2 w' C8 n1 w5 R% N
10-504 Common grounding electrodes- ~: M9 ]$ V8 E! D+ c) ] V
Bonding Methods. m, s5 y! F3 A1 l2 q
10-600 Clean Surfaces
1 N% j" w r3 q4 F10-604 Bonding at Service Equipment4 s( @% m1 u) g d, E; `
10-606 Means of Assuring Continuity at Service Equipment1 b0 t+ H3 q- ?+ Z3 i/ A
10-610 Bonding at Other Than Service Equipment: W: M4 `( q8 ]$ A
10-612 Loosely Jointed Metal Raceways
2 H9 q! v0 ~6 r! n9 D6 g0 N10-614 Bonding Jumpers Table 41
1 E) J2 u* @+ f' |Grounding Electrodes# R8 f5 M6 `" m! @2 a* a c
10-700 Grounding Electrodes
1 y ~& E2 u& t# _10-702 Artificial Grounding Electrodes
) I6 r0 A e Q- Y* w& t6 lN 10-700 & 10-702# G' F' ~7 e% U* ^2 ^
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)" \7 T6 ]. j* Z7 h6 B1 w
N 10-7028 h! P5 f* C( ~1 _# ?
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
5 s% N+ _* S& T4 E" ]N 10-702
; I5 i! b0 M# \10-710 Use of Lightning Rods (Appendices B and G)
2 h0 V4 j$ o# R5 g! a2 S, _N 10-706
( p4 s. d8 n; q; D# X( DGrounding and Bonding Conductors
2 H q& M/ u* ?' w( [+ f3 J2 s% v10-800 Continuity of Grounding and Bonding Conductors G4 v3 A* n, H2 `. b
10-802 Material for System Grounding Conductors
! h `- D; q' h10-804 Material for Bonding Conductors
7 w+ f* C' l) m: H10-806 Installation of System Grounding Conductors
2 x; ]( I. ~& s: A! x( w10-808 Installation of Equipment Bonding Conductors2 s% X {+ R* Y" u7 e, |1 Z( n
10-810 Grounding Conductor Size for DC Circuits
6 R& r B- \8 B: w! n, s10-812 Grounding Conductor Size for AC Systems (see Appendix B)# s6 N# i4 D" d) n% b' j
10-814 Bonding Conductor Size (Appendix B)0 S- J% j: x1 t2 c# D. W
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
/ @6 D. H8 r1 |) a4 y- c' Y10-818 Bonding Conductor for Outline Lighting
% v5 T6 `/ E) l! @3 ?0 R9 |10-820 Bonding Conductor Size for Instrument Transformers7 l/ D1 v5 P7 ?9 y3 T+ @
Grounding and Bonding Conductor Connections7 K: z$ B5 ?1 U/ S" f5 K$ _
10-902 Grounding Conduct Connection to Water Pipe Electrodes
) q8 I. u1 Y, ]2 Q8 R10-906 Bonding conductor connection to circuits and equipment- ]% f. \4 w1 ] l/ q
10-908 Grounding Conductor Connection to Electrodes
$ v, x- ~+ U# ^! L5 a! Q0 YLightning Arresters9 N' N5 o& a7 e3 D
10-1000 Lightning Arresters on Secondary Services – 750V or Less
: H. a8 |% e- v; ]
$ _- x( D" f2 d! tSection 12 – Wiring Methods' F$ y; J b7 J2 K9 I5 H3 t$ x
Scope
! p0 l; P$ S0 c% u1 G12-000 Scope (Appendix B). m' c- a* _' k% f0 f3 y- L! |
General Requirement1 i/ {2 R3 e' C
12-010 Wiring in Ducts and Plenum Chambers
, d/ C/ Z! ^. F% L5 ^12-012 Underground Installations (Appendix B)3 J. t+ _1 j4 d: j( x4 [+ q( z
12-016 Lightning Rod Conductors
2 K/ V4 Z2 p. v& b6 ?' iConductors - General
" V* \- C Q! c12-100 Types of Conductors (Appendix B) Table 19
9 T3 ]0 r' x! t- {% |12-102 Thermoplastic-Insulated Conductors8 F% l* a% l1 j
12-104 Flame Tested Coverings a# q) R( z3 o$ i" F# { x+ z" d
12-106 Multi- and Single- Conductor Cables
1 K) n$ @# s; U- D& a$ w12-108 Conductors in Parallel (Appendix B)
; |' e8 ^2 Z+ W# w: M12-112 Conductor Joints and Splices
) |# m4 \! y* ?3 R" c/ F& k12-114 Ends of insulated conductors* Y5 R- t9 t4 Z, i+ ]8 {
12-116 Termination of Conductors (Appendix B)1 r/ p' Q) j. v2 _
12-118 Termination and Splicing of Aluminum Conductors
" ]9 V3 y# W- A12-120 Supporting of Conductors - Table 21
. ~) f( F5 x; bOpen Wiring* ^! P1 C7 O" l- o) i5 ?
12-204 Spacing of Conductors
* |4 S, ?! x3 j6 y9 x- h9 z12-206 Conductor Supports2 C. }; X |/ q8 Y( @4 s8 F
12-208 Conductors on Flat Surfaces
/ d# [+ I. v; v& f12-212 Protection from Mechanical Injury$ z' e& {4 O3 |/ j+ z) ^
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises2 |! \1 r+ m6 [/ O
12-308 Minimum Size of Overhead Conductors
! G" Y* Z+ [9 |5 S; u) O! `12-318 Use of Neutral Supported Cables; A0 `" R; T- p. Y. o: P5 [( F
Nonmetallic Sheathed Cable q. |( W N4 r7 T+ D" b
12-502 Maximum Voltage
2 P8 D- ^& x& f8 x' h- A12-510 Running of cable between Boxes and Fittings (Appendix G)
2 G- `0 K, ?; \5 g/ k12-514 Protection on joists and rafters
# l9 j# c+ Z, _" I" |: {; T12-516 Protection for Cable in Concealed Installations (Appendix G)
2 |; y0 h" a$ Y, u2 n, G9 Y5 \) K12-522 Where Outlet Boxes Are Not Required
; t4 J) J9 g9 {1 ^' Q7 a/ W! ~Armoured Cable
5 p0 `- q+ d! V; r# d) _8 a) ~* h12-602 Use (Appendix B)9 A& v3 ?$ `% k5 z
12-604 Protection for Armoured Cables in Lanes, }' ]6 J. b5 S+ M
12-606 Use of Thermoplastic Covered Armoured Cable
& I/ D! P+ z7 E5 Q12-608 Continuity of Armoured Cable4 A' S, a( D3 T. T5 y
12-610 Terminating Armoured Cable. K. m, {! w% S, D
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems, E8 i$ L) g4 B: s
12-614 Radii of Bends in Armoured Cables) x6 S( e- q: I9 }, |3 v
12-616 Concealed Armoured Cable Installation
) i, Q+ I* N! F" y' @! h$ `12-618 Running of Cable between Boxes, Etc6 U$ s7 Q' A& q1 [
Mineral-Insulated and Aluminum-Sheathed Cable
# L. j4 B$ z& P0 t& B' G: i" p' o12-702 Use
3 V9 b3 e# ~0 C! c, M2 a/ `* _12-704 Use When Embedded
# t9 x1 b5 @9 f) k- n: |12-706 Method of Supporting3 e& K5 @) w4 P8 s7 k3 s8 I( J
12-708 Direct Earth Burial
6 g ^. x/ @3 p12-710 Mechanical Protection9 m6 N" c' h/ g" S; n6 P
12-712 Radii of Bends% G# ~! \# ^3 s6 X, l' e
12-714 Termination of Mineral-Insulated Cable (Appendix B)
# |, L7 c( x/ j7 L, D9 M; C* a4 P12-716 Connection to Other Forms of Wiring
& `: e/ S$ u& y6 m- GFlat Conductor Cable Type FCC
' t2 d0 ?/ `- D! D' ~6 m12-804 Use Permitted
/ M: o: a- B! K, }' E% p12-806 Use Prohibited& P2 S N( r- E3 A4 |, s
12-818 Anchoring
/ F, ^- z9 m% I& `+ J8 ]12-820 Crossings" T& |2 o% E. w: O
Raceways - General
( ~2 K6 b( U# Y6 A+ m1 V12-904 Conductors in Raceways
* R+ l! N$ W$ I12-906 Protection of Conductors at Ends of Raceways
6 V& r+ h9 V( ]0 G1 Z# h6 d12-908 Inserting Conductors in Raceways
. r# s; c: \9 _12-910 Joints or Splices Within Raceways9 S: ~# _% }/ S! E. |
12-912 Stranding of Conductors5 m: w5 b2 W1 e1 s) u9 M p% a5 b* s
12-914 Electrical Continuity of Raceways
7 t+ M# K1 m" U# H% H2 p7 `12-922 Radii of Bends in Raceways
7 S2 m: K; L5 f' O* U. U" D/ HN 12-922 Radii of Bends in Raceways Table 7% [; l/ W2 t4 }: H' i1 D! @- ~: h
12-932 Protection for Raceways in Lanes
5 H. v; v+ O6 O" ?2 z) B, _) I12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)* X5 u* q: k0 `5 s* @; o
12-938 Capping of Unused Raceways
$ O' I3 Q3 l% L; `" N/ G# R2 d: `- _' f12-940 Maximum Number of Bends in Raceways0 L6 b4 s) n) h: R
Rigid and Flexible Metal Conduit3 p+ D3 \. i* |8 {& V7 T* c
12-1002 Use; I C- b; l8 a3 w
12-1004 Minimum Size of Conduits
* K u# X& d) h t. i12-1006 Conduit Threads (Appendix B)$ R$ ^+ b; d! q9 s3 V
12-1008 Thread Engagement3 I# s8 e: w1 N4 }4 Q
12-1010 Maximum Spacing of Conduit Supports* U- q. G4 e" ^) v
12-1012 Expansion and Contraction of Conduits (Appendix B)
& _ \$ Q9 T3 D8 |" J4 M12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 " R5 h- W9 W9 C1 I$ c
Rigid PVC Conduit and Rigid HFT Conduit
% Z4 y& x1 h/ c& F) l' [5 W12-1100 Use
$ s( W/ E8 W6 g# f2 G$ c12-1102 Restrictions on Use
6 ^6 }; L' K! P3 B: ]5 k12-1104 Temperature Limitations (Appendix B)& ^$ d, Z# n2 w* O
12-1108 Field Bends (Appendix B), (2)' P, {: D( P/ s, ` G0 y
12-1110 Support of Luminaires1 ~% U3 ?" h( p4 `. o/ a
12-1112 Fittings
5 i. w$ p1 D, d8 E- X12-1114 Maximum Spacing of Conduit Supports+ v, k5 R) W, v) }
12-1116 Support of Equipment
( R! H2 V1 q2 M( P& R9 M J12-1118 Expansion Joints (Appendix B example)
0 E! [% r$ P0 B( g' A6 G0 HRigid RTRC Conduit
; ~* P3 {! e) _; D# @ [# }% I12-1210 Temperature Limitations; C& Z/ R, T% c+ U/ J
12-1214 Expansion Joints (Appendix B)" Y* W8 {* s. a6 j0 O; u+ f2 c9 D3 P
Liquid-Tight Flexible Conduit' \1 J! B' `0 i6 X- d% r6 G% ^; _
12-1302 Use of Liquid-Tight Flexible Conduit* o( ~6 g( e) T& q1 y
12-1304 Maximum Number of Conductors, e* i0 m" E1 Z& f4 H
12-1306 Provisions for Bonding4 q7 T5 P6 I0 N. _- M: f6 m' }
Electrical Metallic Tubing" y$ ~) ?2 n" S) X3 V' F: u
12-1402 Use
! r7 m6 U+ Y# S( x# \" y5 r12-1404 Supports
2 `" X, i% ?& z5 t6 ]12-1406 Minimum Tubing Size
- O+ a3 t7 G! K5 y- N12-1408 Maximum Number of Conductors9 n) J# {+ c" ^* h
12-1410 Connections and Couplings2 V- l% ^' d. J* q- I
12-1412 Radii of Bends in Tubing
$ q, g( N9 u& Z, N0 qN Table 7
, j4 j3 y" s0 k* TElectrical Nonmetallic Tubing
+ v( w# G, o. C( f12-1516 Provision for Bonding Continuity
& l' x' _& |5 J& p% S% sN 12-15141 I( `( d- a0 e3 ?
Surface Raceways. J b6 t% f; X5 ]2 f. J4 P. t
12-1602 Use of Surface Raceway (Appendix B)* D# f c* ~7 T& C" u5 @) r" n
12-1604 Temperature Limitations4 C4 u+ [$ Q5 Z
12-1606 Conductors in Surface Raceways (Appendix B)
( v: A" n( n: ]3 f. p2 e12-1608 Maximum Voltage
0 L- f" ~. d, F% P0 t# q12-1610 Joints and splices % `5 O( p( q$ c
Underfloor Raceways) v, |9 m# Y: h# x
12-1712 Discontinued Outlets in Underfloor Raceways
* w F4 Y1 J RCellular Floors
- w7 C) L/ W. t" l3 c1 v12-1804 Maximum Conductor Size in Cellular Floor
! c! R. C4 O. C1 F% i `12-1820 Cellular floor discontinued outlets9 }2 {5 ?, Y+ ?$ N% Q( V
Auxiliary Gutters
3 M* E5 p% i1 q12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces6 w7 [, Y" @: p1 T* y5 W
12-1902 Auxiliary Gutter Supports) L4 R5 y3 p2 _, W
12-1904 Auxiliary Gutter Cross-Sectional Area3 t7 p0 @# u3 h$ W! U: D. z) |$ Q' v
Busways and Splitters4 G3 |6 h& X4 ~/ L& C9 G0 L3 ]1 i
12-2004 AC Circuits in Busways and Splitters
+ ~0 C2 l) [( u12-2006 Busway and Splitter Supports( ]$ d0 [ e. N" r) H7 ?
12-2008 Method of Installation of Busways' K) r# X: s7 @7 s
12-2012 Reduction in Size of Busways
& O9 i$ \5 \1 S0 y) i12-2014 Length of Busways Used as Branch Circuits7 ~4 P' A6 R. J
12-2018 Taps in Splitters0 b/ H! w" d2 t1 T4 a3 l+ d
Wireways/ }6 p' {7 q* Y5 U$ V
12-2104 Conductors in Wireways
~) ?+ U# d+ |6 N12-2106 Taps and Splices in Wireways% X; Q0 a# \& l" l% u& A
Cable Trays
9 D+ |) Q8 [4 i12-2200 Method of Installation (Appendix B)9 Q6 e3 G [# Z& {! q
12-2204 Joints and Splices Within Cable Trays9 b9 K. w& i2 {: M
12-2208 Provisions for Bonding# _" N+ J- y3 T; f) C* F
12-2210 Ampacities of Conductors in Cable Trays- P( o+ o6 I, {( }8 a9 s
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
6 N5 F g. f1 m; \' l) r3 \; j12-3000 Maximum Number of Outlets Per Circuit$ L6 ~+ G4 \9 C: J6 I1 V% |1 Y
N 8-304
4 c- p1 G9 d5 W# h" H12-3002 Outlet Boxes (Appendix B)
. A; Y) e4 D/ b/ w6 {4 ON 12-3000
0 ]% h6 }2 k0 y. M& E$ e5 f! ~* ?, {12-3004 Outlet Box Covers$ k) n6 Y, m4 j% G: [" }5 l
N 12-3002
2 D) T: @" T4 k a2 M( @12-3010 Boxes in Concrete Construction
5 l( q8 B! f% w! e8 ?- I: yN 12-3008, u6 I" ~. P) d; _2 \
12-3012 Outlet Box Supports/ {, ^. k/ [ b5 Z5 r5 `* A
N 12-3010" F- P- e1 e, D1 M( ~
12-3016 Accessibility of Junction Boxes
- R: Y; w. e) K) E! [N 12-3014
2 ~- g1 e& p/ o# a; B12-3018 Flush Boxes, cabinets, and Fittings
" [ `6 v$ D' ?$ l/ @% {N 12-3016
# p/ A4 n( W: A G12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
7 [( ?5 U, L+ J7 {1 CN 12-3022
& P3 Q0 g3 B, x1 k) a12-3036 Maximum Number of conductors in a Box - Table 23: B2 |, U& j! y' ~* ^1 \3 y* N( O0 j
N 12-3034% u; P! M2 Q( e4 P( k* K, `
12-3038 Pull Box or Junction box Sizes# o1 c U' v, ?, e+ Q
N 12-3036( z3 b1 x' R. E, e/ z
) J8 c! l, @4 b8 X$ ~- jSection 14 Protection and Control+ D$ A! E; ^/ R# R$ j8 @, u
General Requirement, S, B; @( r6 I: i# ~/ b
14-010 Protective and Control Devices Required
c- O2 Q- b$ n; p8 r14-016 Connection of Devices
) p% O, n% ^" b" o, W) e9 O U8 m Protective Devices – General
9 j7 X, }/ H1 {3 k* `* v5 n1 R 14-100 Overcurrent Devices Required3 `- m' p+ y V: ?
14-102 Ground Fault Protection (Appendix B)
; g$ O) C. C) o+ k14-104 Rating of Overcurrent Devices (Appendix B) Table 138 V! P u8 p. J/ h1 P6 f
14-112 Overcurrent Devices in Parallel
# L* X2 w; a- n! q( d% |7 \Fuses
& b& K! l; w8 K* ?7 d5 S9 m14-200 Time-Delay and Low-Melting Point Fuses" Y: P! O) G2 n; P2 v- X8 p' W* Q8 \
14-202 Use of Plug Fuses
R {. D8 P- M5 [, Y+ S( o u14-208 Rating of Fuses
3 k1 O6 P0 T* }6 o( M14-212 Use of Fuses (Appendix B)
2 o4 o* ^3 i1 q1 A* ~) HCircuit Breakers. e: A# D9 f3 B* B: g: j5 u
14-300 Circuit Breakers, General
) w* r+ |5 F5 O- B0 G14-306 Tripping Elements for Circuit Breakers
- z6 l2 G6 g- A7 a5 p% _5 z# T9 I. |14-308 Battery Control Power for Circuit Breakers
7 @/ P* D5 R" R4 FControl Devices - General' i: C% T& Y& f$ R& s2 u, j
14-402 Disconnecting Means Required for Fused Circuits' g* n; @' }5 s0 _% {& ~: G3 A; Y
Control Devices - Switches: |2 A3 h: F/ k
14-502 Mounting of knife Switches
, @' ?2 _5 S2 W9 p# f' h14-504 Maximum Rating of Switches* _- H4 M' O- I+ f" _5 h: \. O
14-508 Rating of General-Use AC/DC Switches (Appendix B)
- N ~6 H* o( k14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
. _1 e2 G, O+ y/ M3 P% `Solid State Devices
! W1 Q4 B4 ~' @" \14-700 Restriction of Use( w# m6 t! Q& @* I. s
14-702 Disconnecting Means Required
3 L8 A7 d: p" `$ D
: S* z1 s: m6 W5 {/ S& T8 o2 E1 vSection 16 Class 1 and Class 2 Circuits- V2 k* Q" ^3 g/ H) p
General
2 N/ L0 r) I6 p! ~1 b16-004 Class 1 Extra-Low-Voltage Power Circuits
0 A7 K7 z0 P3 q+ b3 K/ R16-006 Class 2 Low-Energy Power Circuits }4 S. m z9 M! B
16-012 Circuits in Communication Cables/ O2 C* }* b! k. i
Class 1 Circuits. f5 \& {* I) f1 ~ G+ m
16-100 Limitation of Class 1 Circuits
# P4 w+ A8 a) t0 m16-104 Overcurrent Protection of Class 1 Circuits+ [) C* m# R7 [/ J. U
16-106 Location of Overcurrent Devices in Class 1 Circuits
3 j7 x' X* o6 E. w9 h; E( J16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers! N6 E+ C" K, P0 {3 R K* Z* {
16-110 Conductor Material and Sizes* q# b9 Z% F+ d( O0 k+ q
16-112 Insulated Conductors for Class 1 Wiring, G: S& ~8 M {8 }9 B) ^, {
Class 2 Circuits
+ e I2 k9 j+ j& ~; f* y! m16-200 Limitations of Class 2 Circuits (Appendix B)6 v8 F5 l; Q! p- |) `5 N0 n4 i
16-204 Marking" P i/ m2 U. t! x4 l: X' `9 H( g$ S
16-206 Overcurrent Protection for Class 2 Circuits
! b4 I! J9 _4 A8 S$ }16-210 Conductors for Class 2 Circuit Wiring (Appendix B)! m# S& k' e U8 I9 G' U. O+ T
ELC: extra-low-voltage cable! F* L; z' v% `7 I
16-212 Separation of Class 2 Circuit Conductors from Other Circuits4 M! ~2 B* A# E, Q0 o( D2 }
1 C2 G' t2 r& p, y/ }4 D
Section 18 Hazardous Locations
! C2 l1 ~5 L: y# CScope and Introduction8 ]7 @ U+ u# _0 u3 B. C: H2 s
18-004 Classification
/ K! U/ @8 \- I m' n18-006 Division of Class I Locations (Appendices B and J)
( w) H6 |! w2 Q" Y. |18-008 Division of Class II Locations (Appendix B)
! i$ P" P3 ]# r* z18-010 Division of Class III Locations (Appendix B)
& Y# d) `: W2 ? rGeneral
5 y/ S: x% K! y& k5 N18-062 Metal-Covered Cable (Appendix B)8 \1 V8 ^# G2 `" |1 n& j* y+ Y* E
Installations in Class 1, Zone 1 Location# S0 W8 M) \5 [, E& z+ _# w! W+ F5 R* x
18-108 Sealing, Class I, Zone I (Appendix B)* ^* ]2 e0 A- f0 z
* N4 L1 m0 I& _4 s8 Y3 USection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
2 }( _! S, d, `+ WGasoline Dispensing and Service Stations, D; m5 M" U0 N
20-002 General
5 ^4 d$ x7 q: J6 o& Q( x20-004 Hazardous Area (Appendix B)
* y# q! o4 v% P0 h& F! }' TPropane Dispensing, Container Filling, and Storage* Q# F4 J( l; G: E$ r* u# z
20-034 Hazardous Areas - Table 63
$ F Q S: Y0 h" E8 b. D dCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities' {0 i: K8 O' X8 F5 \: d4 A3 W
20-062 Hazardous Areas
2 q) g1 `; Y' ^9 b+ JCommercial Garages – Repairs and Storage
0 S. p+ O0 y6 N9 j" v1 @20-100 Scope
- f; G2 ?0 b" q: H0 v; i20-102 Hazardous Areas (1)
" ~: E+ |% H2 N" A$ @
+ L. ^; K6 ?0 N6 O) C1 \Section 24 Patient Care Areas
0 s( K4 y7 h$ l# S24-000 Scope (Appendix B)
8 K/ ?# s5 |& z, s+ {24-002 Special Terminology (Appendix B)" V9 N5 X! P; D# V1 n/ A
Patient care area
|& W( [& q( }; {" B9 PPatient Care Areas/ \* n. [5 o# @8 p' N6 \4 Q
24-106 Receptacles in Basic Care Areas (Appendix B)
1 ^/ K O8 ?! N& X4 FIsolated Systems
* a* R/ U) x8 H6 n24-204 Single-Phase Isolated Circuits (Appendix B)
* V9 I, j& G, R8 R, h0 m24-206( |5 H5 G, S# j. V
' j5 y9 c9 N8 B1 i9 H" E
Section 26 Installation of Electrical Equipment% ~) u6 P5 w1 Y7 d
General, E; w( w4 D8 H3 p5 b! n; m0 d
26-004 Equipment Over Combustible Surfaces (Appendix B). y% j) E: `/ r, o+ a% v
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)! n3 h2 k5 R) A* U
Isolating Switches* R1 _1 a& W0 k7 R3 H$ G
26-100 Location of Isolating Switches" S: j2 g- W0 R2 Z
Capacitors
+ p% e& D4 H1 C7 \- ]4 Y26-204 Guarding of Capacitors
" O$ g, X+ L. D26-206 Grounding of Capacitors
z/ D2 \! h% B7 A26-208 Conductor Size for Capacitors
) X$ n. n) p3 d5 s! v! R" \# _26-210 Overcurrent Protection (Appendix B); x, y& ?/ c; q4 v6 {
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
; A" H$ j" u5 T1 l26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
7 {& \+ L4 s _& V# \( I/ b. h26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits0 F. g! T) L1 ~$ h# O
26-218 Special Provisions for Motor Circuit Capacitors
7 y9 g$ D' _7 r26-222 Drainage of Stored Charge of Capacitors
, G' o3 b" \: z4 w lTransformers9 r4 h: R" z% K* L0 D) v
26-240 Transformers, General
* |! ]/ f: t2 v' M' I; g7 N26-242 Outdoor Transformer Installations
# x0 A1 O. _7 k! J6 Y2 Q26-244 Transformers, Mounted on Roofs (Appendix B)
+ G' }# y+ l; \26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
' }3 z% E& ?$ s# }: k26-248 Dry-Core, Open-Ventilated Type Transformers' M% V% p3 A" R; p! g$ H8 V
26-250 Disconnecting Means for Transformers0 x2 G8 G& }2 [) H
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V% c4 e, i6 y7 _' @
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
; \5 U- }/ |! q' C a26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
- Z% F, t- \! s- G5 B( \26-258 Conductor Size for Transformers
5 t* _$ e0 a0 e* v1 B26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)' I3 U1 @$ y9 H! u* E! J
26-262 Marking of Transformers
+ {* e) d' U8 c' R) {8 B/ v26-264 Auto-Transformers% B! v8 C) \8 ^% Z
Fences' c0 M4 d. b! I& R) u M& M
26-302 Clearance of Equipment - Table 33% f" h. c" F+ q. o
Panelboards
; W$ h) ]3 E: N2 ?+ p% z26-400 Panelboards in Dwelling Units (Appendix B), c: N# [1 z4 R2 i% q6 J
26-402 Location of Panelboards (Appendix G)8 J3 X5 O6 ^# o/ ~9 A; q @$ {% Y
Lightning Arresters4 ^+ P, N+ z* `' O& s% d' n
26-508 Connection of Lightning Arresters
: V) y# x- B m# w' \7 f' XStorage Batteries
; L& e& M3 O1 O' K26-542 Special Terminology
8 O, n2 J1 m3 |: c/ ~5 C4 k: ]26-550 Battery Installation
9 e, W6 o& L: x$ |: z3 [26-552 Wiring to Batteries
4 i; q5 l+ ^) p- K0 bArc Lamps
8 k! O2 b- L L7 ]26-600 Location of Arc Lamps6 R& l4 H2 x: ?3 N e: B$ |
26-602 Conductors to Arc Lamps# P9 b! U+ ?2 t
26-608 Globes and Spark Arresters
( H) x: l5 r+ W, C2 S- JReceptacles0 E0 b7 s+ S' J: L
26-700 General (Appendix B): ]+ s8 Y& `( N& y" Y
26-702 Receptacles Exposed to the Weather
, E1 o2 y2 A( tReceptacles in Residential Occupancies
, l3 Y4 S4 I2 B, A ^1 `: d26-710 General (Appendices B and G)# H6 t0 q% E' h% C# N% F
26-712 Receptacles in Dwelling Units (Appendices B and G)( {4 x3 [: j/ K1 o5 X
26-714 Receptacles in Single Dwellings (Appendices B and G)( ]( P, Y) u7 v% L; H: r
Branch Circuits in Residential Occupancies
2 U1 d- g- b$ E6 J- X26-720 General* M/ d# m8 h. `; O8 y1 ~) _* o
26-722 Branch Circuits in Dwelling Units* a0 g6 d9 l; p
26-724 Branch Circuits in Single Dwellings
: g' q0 R% Z8 O. h6 v( w26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
+ r) s) s0 X1 T* O9 M+ KN 26-720 (F)# u9 k {( Z- o" @4 [6 Z4 {6 {+ F' b/ W
Electric Heating and Cooking Appliances
; j2 a7 Z8 m5 O26-744 Supply connections for Appliances+ F- {7 x6 l8 F- n) F3 Y$ ?) u
26-750 Installation of Storage-Tank Water Heaters
$ X3 V, U* ?$ g! R# _# j/ z26-752 Infrared Drying Lamps0 Q+ m+ v+ F& q- g/ e) ]
8 h) X+ ~( g3 m- X: c8 \Section 28 Motors and Generators- t% q- {* ]5 W( S- p% }
General
0 h) c) \" k- {- \; N28-010 Special Terminology6 H5 v* n; t/ J
Hermetic refrigerant motor compressor
4 p9 |0 h% [# b9 w0 w# HLocked rotor current rating
8 v ^; l! z$ t" VService Factor7 S9 R, Z3 x$ l/ l
Table 44; Table 45; Table-D2
4 { C; |+ B3 S6 N- p+ ?; oWiring Methods and Conductors1 y! I% K) s+ I! Q- z) {6 ~+ j
28-102 Portable Motors$ [( D+ V: h- i, x2 ]5 Y' K
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity! E S: L& Z% S
28-106 Conductors, Individual Motors5 }% x ~* B, p7 C6 Z- M; w
28-108 Conductors, Two or More Motors
" Y+ K& ?8 |8 U7 j. `28-110 Feeder Conductors
6 q M* M* ^( t9 U+ d28-112 Secondary Conductors" z5 Q; u4 L2 y1 N( s
Overcurrent Protection
$ z, L7 h6 N& b" L& p28-200 Branch Circuit Overcurrent Protection$ E" E0 _& z) O* x( g7 p; ^
28-204 Feeder Overcurrent Protection
* w1 o, S8 U) C1 X28-206 Grouping of Motors on a Single Branch Circuit2 j. N5 b' k) \- M5 s/ N/ f0 J
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)8 f% e$ h* k6 ^+ M* ~3 E. T& j
Overload and Overheating Protection# u2 Y1 z5 `7 S- }; K
28-302 Types of Overload Protection
. E( @( _3 {7 P! Y28-304 Number and Location of Overload Devices (Appendix B) Table 25! e/ | }2 S+ A1 F" D0 G
28-306 Rating or Trip Selection of Overload Devices (Appendix B)
" h: N$ y% v0 L) T4 s- h28-308 Overload Protection Not Required
, o3 f2 ?" K8 e$ S0 ]Undervoltage Protection
. B) F2 u+ M" ]4 U) k8 E28-400 Undervoltage Protection Required for Motors (Appendix B)
& e; h9 Z2 s" B* N6 KControl
; w5 v. j1 a! L. y$ u: Q28-500 Control Required9 |- I* }5 U2 j
28-502 Control Location. O0 ^- j; z4 z4 _% x
28-504 Starters Having Different Starting and Running Position3 i% i- ?! S7 |2 p; J. m
28-506 Grounded Control Circuit
& m5 Y, o- g& u5 e V' j! ?Disconnecting Means$ m+ B5 Y& ^$ ^& F/ @7 `* l: U& l% o
28-600 Disconnecting Means Required
0 \. i2 v4 e/ M; d6 A28-602 Types and Ratings of disconnecting Means (Appendix B). {' q, e* P2 I9 Y2 @) O6 O, S% ~
28-604 Location of Disconnecting Means
" A+ g: s7 `* w) { Hermetic Refrigerant Motor-Compressors9 b, M, L `0 p# \7 ^" @2 E0 O
28-706 Conductor Ampacity0 n f9 ~9 q- ]9 ?5 x
28-708 Overcurrent Protection% Y9 |9 M( [' O, T7 M1 Q# D
28-714 Disconnecting Means
8 j& I% f5 u7 B" S ZProtection and Control of Generators
4 ]3 F0 V$ {" P) K* I: h28-900 Disconnecting Means Required for Generators8 }0 j+ F3 y# c+ W+ l* c
28-902 Protection of Constant-Voltage Generators5 W5 p+ W5 F6 V% }4 \
28-904 Generator Not Driven by Electricity+ S% q! l; h& f+ C3 z
28-906 Balancer sets
- z1 Y' a1 I5 I' ]: [28-908 Three-Wire Direct-Current Generators7 M- e: M" Y! v$ n) h5 u
2 h7 C" G8 i, o( o9 U1 n
Section 30 Installation of Lighting Equipment
+ ? d: q# `4 o: a2 ?6 j- r! q30-002 Special Terminology (Appendix B)$ c/ W0 [3 Q" A
General7 F: L& W$ K6 R2 h" H
30-102 Voltage
8 Q( ` R" ^: _. D30-104 Protection (Appendix B)
9 ^" p' c, ?# M: F30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment4 G# A" G* m/ T; G; z
30-108 Polarization of Luminaires6 N0 C4 F i$ ~) N
30-110 Bonding of Lighting Equipment
, H+ d; @+ G: Z* [2 CLocation of Lighting Equipment& M: Q4 a K0 S: [, d3 y
30-200 Near or Over Combustible Material
9 o: g" g( M1 {/ z& o3 l30-202 In Show Windows/ x% t' B# b0 ^9 w3 h; F+ }
30-204 In Clothes Closets
- S8 `# K E, b0 M! qInstallation of Lighting Equipment
- f: f: O5 ?1 K4 p' m( d% _# c30-302 Support( @4 ?! ~) B' n- _! h
30-304 Outlet Boxes to be Covered9 u: t0 h1 V, B. i( o/ y7 y
30-308 Circuit Connections% d6 \' B9 r' {; H' W% c' y
30-310 Luminaire as a Raceway
6 n- T" s+ I8 g" y/ Q; s0 {# I) k30-314 Minimum Height of Low Luminaires
6 Y" Y. H' o% S30-316 Luminaires Exposed to Flying Objects
2 |& P! G; a6 ^( m ]9 x30-320 Luminaires in Damp or Wet Locations, M' J6 f) ^! J: U
N 30-318
% Z' [. _. \0 _. E3 |0 w2 C8 kWiring of Lighting Equipment0 E& x/ `4 V) v" |; [
30-400 Wiring of Luminaires; ^2 a7 B1 Z; y; _
30-402 Colour Coding
7 J0 P! z( |; {' w: G$ _' K/ l30-404 Conductor Insulation
) a: ^. T2 p, h) O) W& ]30-406 Conductors on Movable Parts
1 G1 B4 N5 {. Q* H4 F' }3 u) q$ U30-408 Wiring of Ceiling Outlet Boxes
0 n( o! C& C2 r7 \+ g30-410 Wiring of Show Window Luminaires7 ~+ C `$ O1 w, D
30-412 Tap Connection Conductors
: S% s8 L# }" F% N0 v! A2 RLuminaires in buildings of Residential Occupancy
- x+ p, U0 Q# M6 f30-500 Lighting Equipment at Entrances (Appendix G)
. S( p& D' Q. k30-502 Luminaires in Dwelling Units (Appendix G)- |8 ?3 E3 x S1 Q/ [) b* H' e
30-504 Stairways (Appendix G)6 R+ H, N& U( D+ Z1 Y8 x- ^
30-506 Basements (Appendix G)
! D8 Y* D0 G, j( ?30-508 Storage Rooms (Appendix G)/ l( f- ~# o' N
30-510 Garages and Carports (Appendix G)
) k. O0 h; ?/ _) A( F2 ^8 ]Lampholders- X" y" ^8 c# A9 \3 Q& P1 J) i
30-600 Lampholder rating with Incandescent Lamps8 X7 K% m* n. i, C/ {
N CANCEL
6 m2 L. p0 X( x2 k* U1 }) N1 ~30-602 Connections to Lampholders
) \; {, ]- [4 t( b: c" QN 30-600
2 h9 w9 i' r- R7 w& {% m$ r30-604 Switched Lampholders Used on Unidentified Circuits" P1 L! H7 ~0 J7 q% [
N 30-602. V2 o7 |: e7 f3 v
30-606 Switched Lampholders with Pull-Type Mechanisms
4 O. z1 ]: B! }" k4 WN 30-604
9 Q3 ]/ z+ q) J+ c. Q- l$ x% b30-610 Pendant Lampholders- t4 V) ? f/ e0 r# S! `0 j5 I/ y. z
N 30-608
) \, ^/ a% m8 H- PElectric-Discharge Lighting Systems Operating at 1000V or Less* C) i4 r. W! q5 b# \6 P
30-710 Control (Appendix B)
$ Z* ]3 s, \9 t9 j6 W7 D$ ~30-712 Branch Circuit Capacity
* F+ e# T/ ]. E. Q6 kElectric-Discharge Lighting Systems Operating at More Than 1000V
* B' \( J- Z2 X/ |30-802 Voltages, Dwelling Units
0 a5 B+ z& w0 W- x6 \30-804 control (Appendix B)
$ C/ |- d1 b/ @' ZRecessed Luminaires (Appendix G)4 S9 J, Q" c8 V8 u
30-902 Spacings for Non-IC Type Luminaires; R! p- U1 Z- U2 w5 e0 ^
30-910 Wiring of Recessed Luminaires (Appendix B)' f6 n" k1 C' c5 F3 q9 b1 P
Exposed Wiring for Permanent Outdoor Lighting
' Y* n3 ~* z7 P1 Y1 @- y30-1120 Branch Circuit Loading and Protection
P; B) a0 s! {) x7 g, dExtra-Low-Voltage Lighting Systems. \6 Q) ^2 \1 ?1 X
30-1202 Sources of Supply
( b8 H; N3 w% M t7 ^4 B
; z( {! N6 }( l0 T+ PSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)! H$ l* k( C$ d* Y
Fire Alarm Systems# d! Z Z6 g+ h% e& H) B+ g
32-100 Conductors
3 @0 F; P. g @ Z; ?32-102 Wiring Method
' @6 [# @. F, t! i+ z& X! [32-104 Equipment Bonding
# ]. S) `: [' @$ y0 U e32-106 Electrical Supervision6 z4 I3 v: H3 `6 B. y
32-108 Current Supply
+ J5 r) K' J/ t& Y# z32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)4 V7 o3 h9 K! }3 v# e3 Z( _
Fire Pumps
' h5 K v& D. _2 d32-208 Overcurrent Protection (Appendix B)
: B& ^3 A9 B) u4 F3 |N 32-206
4 }: }, g \1 G9 y! ~! ]8 ^3 L+ z5 @32-210 Overload and Overheating Protection (Appendix B)
7 }* i, c0 n5 v" |6 a32-212 Ground Fault Circuit Interrupter (Appendix B)
/ i( W8 H4 C4 B7 L' ~$ `- Z; h' i7 J4 N" k% O" v, g) ?5 K5 T' K
Section 36 High-Voltage Installations
+ m8 N2 g$ B" ?# WGeneral( e/ a7 |, O4 K! s$ N# P
36-000 Scope (Appendix B)
% d6 k: a5 x3 o& V36-006 Warning Notices8 J: l3 s5 V% p2 { r
Wiring Methods
( g8 G( N- ~4 Z- O/ ?+ r$ X: p36-102 Radii of Bends. i0 e' q/ l& y2 T N- B$ B7 J( @
36-104 Shielding of thermoset insulated conductors) F k* a5 P% [6 O% K2 ^
36-108 Spacing of Exposed Conductors (1) table 30, table 31+ I4 Q7 w. s0 \. w- P' l! C3 D
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
0 Q$ s. l5 n( gControl and Protective Equipment8 `6 p3 j& l* ]; }# f6 X
36-214 Disconnecting Means
, F! h e5 I& R; u6 e7 |9 C, \4 Y Grounding and Bonding
) u% m+ {6 [5 d36-300 Material and minimum size of grounding conductor and ground grid conductor and connections3 B5 _6 v, b2 `6 w @+ H- n) j
36-302 Station Ground Electrode (Appendix B)2 P% }% r$ i" H( b
36-304 Station Ground Resistance (Appendix B)
5 h% f W' I j! z: ]8 ?! {' a36-308 Connections to the Station Ground Electrode (Appendix B)
/ Y, O+ ~# N! _36-310 Gang-Operated Switch Handle Grounds
* y5 c9 q# A+ K+ {$ t" N36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
+ q6 @1 j% R0 e& W; ]7 L! q7 S/ w- [6 c1 S5 |, a
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
$ i6 ]$ {$ S4 b38-002 Special Terminology (Appendix B)
9 O* U) c4 o& M38-003 Voltage Limitations (Appendix B)
. A' p1 q2 u0 v# X$ T6 R9 G+ \38-004 Live Parts Enclosed
9 z$ B$ T3 X/ k38-005 Working Clearances8 ~% ]$ ~4 g8 } }1 S! U
38-011 Insulation and Types of Conductors
) o) K$ C# H `' Y/ u& x" |$ ]( k38-012 Minimum Size of Conductors6 ?% W. p2 _. @" M. @; k
. k2 {8 p% ?" [2 W3 j
Section 40 Electric Cranes and Hoists
6 k+ b/ k! h$ e9 v, P6 \40-008 Disconnecting Means
0 d/ E3 N7 ?" w# z% y6 s. m40-010 Main Contact Conductors, i) Z, O4 H n/ |4 V
. c* p% Y) R; R, i+ C& |3 R
Section 42 Electric Welders' ~" H. A' g% m# x5 ^
Transformer Arc Welders! n+ y( Z5 X9 y+ \: I
42-006 Supply Conductors
. f7 I9 ?/ `2 D) J! Z# [' G$ w' ~6 I4 c4 K
Section 44: Theatre Installations7 n) E( Q: f, ?/ \5 K) J
General
' [2 W6 ^1 q2 H8 N. v44-104 Number of Conductors in Raceways% x% J3 z+ e7 @( q1 U2 i& q2 s. N
44-106 Aisle Lights in Moving Picture Theatres: H+ G+ @+ L2 T
Fixed Stage Switchboards
' u- i- \) G% h4 c% Z; S44-210 Overcurrent Protection+ _+ b( w1 x! R/ T) ?$ n: E
Fixed Stage Equipment1 {/ [" T8 U/ V" J2 g( N/ y
44-324 Receptacles in Gallery Pockets% s, b* j8 b7 K
44-326 Receptacles and Plugs
! R; E. i$ h6 V, L, r& J: |6 H: O, V! N# V) }
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
8 t( B. f: f6 q1 l O9 WGeneral
" J2 l8 q( h c# {2 r46-102 Instructions
! L: d6 G. I' U6 n, N$ z" i) w/ r46-108 Method of Wiring (Appendices B and G)
6 Q# R o1 l" q2 jEmergency Systems
1 O& V( U' X( F* u& C4 e46-202 Supply (Appendix G)3 ?# W6 X" t! H/ G2 e4 ^
46-204 Control5 |3 ?2 q' P5 a7 e
46-206 Overcurrent Protection4 \8 H, T) c4 c& k: e0 V
46-210 Remote Lamps& Q' d3 ?% E6 E" s" Y" k
Unit Equipment
7 P' E1 M6 b' s! U/ _/ _46-304 Supply Connections3 f' G+ V. P% b3 s
46-306 Remote Lamps (Appendix B)
' b, ~7 ^1 Q0 X& \9 K/ e$ mExit Signs
( y/ }9 j% A$ v) B% e46-400 Exit Signs (Appendix B and G)
. \6 B; y3 N( p+ K
8 L1 g! [) E0 g6 `Section 54 Community Antenna Distribution and Radio and Television Installations: O3 }& M; w% _9 k$ M, M
54-000 Scope2 \+ |1 z# L& |* @
54-004 Community Antenna Distribution (Appendix B) F8 r5 ?( Y# L2 T+ J
Community Antenna distribution6 `/ n; v- l* m, O
54-100 Conductors5 Q/ Z$ h/ {# h3 J2 H' v2 A
54-102 Voltage and Current Limitations (Appendix B)
& C. i9 f+ ? q# v+ v. ]Protection
: V. s) A- Y) Q' z# ~+ E54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
2 c9 ?4 |2 m6 }0 ?Grounding
?) B2 V; V" l& W" c+ x3 |: K54-300 Grounding Conductor
8 g; H( P1 L7 y6 L. Z) n5 B) oConductors Within Buildings
x- v3 X& V( e* b/ E54-400 Separation from Other Conductors7 L% N. `6 f2 m8 v- v
Equipment4 o% D- F4 K$ |, d6 ]# w2 `- h& k4 G
54-500 Community Antenna Distribution Amplifiers and Other Power Sources$ x8 _8 d/ t# K
54-502 Exposed Equipment and Terminations
+ u( D" M8 Y5 _2 V
5 r" J. K+ K) n# ^1 C' O8 z1 h7 USection 56 Optical Fiber Cables* l( o# P, ~$ i4 A$ b1 F
General
5 ` F. z# Z2 l! o56-100 Special Terminology6 c2 T) N9 z) z) p, z5 ~' b
56-102 Types
: K4 C- X$ W4 GInstallation Methods
6 Z1 ?6 Q- ^: u% ]' g8 j56-200 Nonconductive Optical Fiber Cables (Appendix B)4 T3 r9 y2 T* g2 G4 P+ K6 N
56-202 Conductive Optical Fiber Cables (Appendix B)9 v" b: d. m* J i- o' }# J
56-204 Hybrid Cables
* U" a% v$ R: c2 b56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)- v9 M! Y; m, s8 K' l w+ T& e
5 a% A) h( R; u8 D
Section 60 Electrical Communication Systems
5 H$ e4 F+ h* c! k; N9 oGeneral
# ?( e3 `' n! P; Z/ k7 U0 i60-100 Special Terminology: r* e3 @* _# |2 @# g/ Z
Protection7 V5 g5 ^+ a* \! Z3 K, d
60-202 Primary Protector Requirements
9 z3 n# N0 M8 M, A+ BInside Conductors
4 E4 b8 }- Z8 y9 ?: W4 g60-308 Separation from Other Conductors
, {) g0 C9 r" U. { ]7 f9 T: JEquipment
- L I3 S7 J4 W, O4 A. k, k% }60-404 Exposed Equipment and Terminations. W6 w5 L ^, E! `( b3 {* [
Underground Circuits2 t$ ?1 e& c+ y b3 m
60-600 Direct Buried Systems
- b0 D! Y% g' G2 }% Q6 Z+ u- x0 A7 y U, V) S- z8 f5 s
Section 62 Fixed Electric Space and Surface Heating Systems* ^9 T2 u& `1 d( t: b [/ [* {: O
General
- ]* x+ z" e0 |4 g62-102 Special Terminology
% O# W) P" |5 t! w/ i9 J- t62-108 Branch Circuits6 [: U. R% | _7 U: A* Q
62-110 Installation of Fixtures5 r% M M8 _. f4 k5 ?
62-114 Overcurrent Protection and Grouping (Appendix B) (5)
: q) J( C# _- J' x7 I62-116 Demand Factors for Service Conductors and Feeders (2)6 U& d+ r }8 w$ ]- q5 r0 L# d
62-118 Temperature Control Devices. C0 Y% f1 Q1 {! W( l7 _$ v5 {& e r
62-122 Installation of Series Heating Cable Sets (4)(7)
+ n! o- S7 q% T9 IElectric Space Heating Systems
% B; q; ]0 {5 d: Y62-202 Temperature Control
! h5 y8 Z/ y8 a2 N& `6 H1 R/ O2 |4 t8 A62-206 Proximity of Other Wiring (Appendix B)
- y' U) t9 \& ~# a8 D' Y62-214 Installation of Heating Panels and Heating Panel Sets' e% v3 o1 h( D& k2 ^) a/ g& V8 t
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
; b. S( W! d; p( S' R# B4 p+ f62-226 Installation of Under-Floor Covering Heating Panel Sets
% g+ n. ]2 ]1 h- m( [2 yElectric Surface Heating Systems9 k+ D# A" ?3 [) t, P/ \
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
+ P9 Y$ |; {& |# D7 u+ x4 m& L7 s* m
Section 68 Pools, Tubs, and Spas, S k1 x. W& o# k, Z0 {) R( b9 A# N
General
2 `- ~! {# D) Z68-050 Special Terminology' Y! @, J! u( k$ g
68-056 Underground Wiring - Table 61& w7 R7 o2 S. K. r
68-058 Bonding to Ground (Appendix B)
( F* q0 w9 h$ m- ^3 P, m- v4 j68-060 Junction and Deck Boxes (Appendix B)
7 i: v+ F+ S& U4 @+ T68-064 Receptacles
8 |- @) q. [& h' ?6 v* c9 K* [68-066 Luminaires and Lighting Equipment
! ~9 |; O9 o9 `1 m68-068 Ground Fault Circuit Interrupters (Appendix B)
$ \0 d- D9 @+ b; |8 t0 V+ ?& f! z* i: k- [4 H# ]/ U% e: b1 f
Section 70 — Electrical requirements for factory-built relocatable structures and 2 H3 W S! ~- z1 W
non-relocatable structures
$ C! f& M G% R70-130 Tests (see Appendix B)
) T" C+ F# V% u% n! w4 c$ {3 R% s5 m3 c3 H( a9 b
Section 76 Temporary Wiring (Appendix G)
& l# a9 {. V1 _6 G1 |76-004 Grounding
6 T' ?% T/ ?& U+ q- O76-008 Service Entrance Equipment
# i7 _$ m" r+ N+ o: P, MN 76-006
+ l) W! w2 f1 T& s; [76-014 Branch Circuits, {6 r3 W8 k+ a: X7 g
N 76-012# x8 d( }5 U0 ~5 ~# L
9 y& ]1 W% |; ~+ O g0 uSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours) g. Z2 g: Z, C- J. l
Marinas and Yacht Clubs1 e c/ z6 h# a& _( `0 D( @& A5 X
78-052 Receptacles
# C3 j5 p% j# V0 t) B% V0 j78-056 Feeders and Services
; \ h- a/ `- }Marine Wharves, Structures, and Fishing Harbours% @, `2 M6 O$ n+ u% Q& p
78-106 Grounding and Bonding
/ W5 |$ N$ Z. h+ A2 q% E$ RTables& I! e7 A6 o5 `4 I+ p; P7 b: d
1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,650 ]' ]) k4 d. \
3 h& z; [3 [! q5 g7 Q4 C
Diagrams: 1, 2, 7
6 T8 Q( w9 f( V
. t4 I' \, Z, w1 N2 j) VAppendix B
8 T. V( J; B9 ?/ V0 J( z. t3 RP352: Ground fault circuit interrupter- 6mA5 K; ?! [0 ]2 |4 }8 A
P354: 2-126 FT1, FT4" g4 E- M& d- w" h
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
4 S- M5 P9 m0 \4 h% ]P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
8 s& E8 ^3 \4 W& i0 P8 iP370: 12-1012, 1118, 1214 Example:8 o1 ?# Q0 M' m$ r# I7 d3 I! @% V8 Z
P371: 12-1108+ k- d8 @# n6 D/ I! Q! Q
P381: 18-108(1)(b), 18-158(1)(b)
6 ?6 c8 _7 ~; o) PP386: 24-2067 Z2 w9 Z0 P( ?+ z, s( D% A
P389: 26-256! R7 O0 P; b" G% e' c
P391-P393: Section 28, Example to determine Motor Conductors and Protection
5 U2 U R( \; s9 z6 J5 k$ b
3 L6 N) C) E, A3 f* Q' NAppendix D
2 q8 D( z- _! FTable D1, D2, D3, D4, D5, D6, D7, D16 |
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