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Canadian Electrical Code Review Guide* G& n9 t9 a: M; c( f' }
For the Exam of Electrician For Red Seal License# }8 A" l) S e4 X* N6 r8 z- ?
# i0 N t4 g% I$ J
Lesson One, J& j+ q! O& y. `7 y' w5 L
Section 0 DEFINITIONS1 A( R$ G) T* L$ Z/ r$ J, Y
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:" ]1 {8 A9 {3 ?
Accessible as applied to wiring methods# j$ l, Q2 k, g; y9 ~( M
Alive or live
1 W5 c0 ^7 ~8 F: b/ PAluminum-sheathed cable: M, S; }6 {$ b% }
Ampacity
+ z9 ~# r' q7 l- R, Q. o& z+ rAuthorized person0 \+ B) M% @! s! U9 s8 Z) Z8 |
Auxiliary gutter1 e& F; ]" S& z. Z* Q# m: w. d
AWG
. A9 y( J( x2 O0 }+ q- D/ \( VBonding0 C s" Y* r* v# S6 J' M, ?
Cable tray
3 |; `/ v ?3 Q" mCellular floor
1 h( k K4 R- i( S9 qBranch circuit* m0 h/ k7 f7 n7 g2 y% p
Bus
3 Z6 \/ O( p* f' H2 b H" H XBusway& h9 E1 ^4 z0 Q# a/ z
Communication circuit3 w7 J3 T }2 g+ O3 W1 |4 ~
Extra-low-voltage power circuit
, E, F0 H8 B. F1 r- JLow-energy power circuit
8 K7 b# W& C9 [* FMulti-wire branch circuit$ ^2 v+ K, d3 A$ M
Remote control circuit
( q7 s2 l9 X" B8 {) m% uSignal circuit/ j4 N L4 y. z, }
Circuit breaker5 `2 j& o8 w1 V+ k
Instantaneous-trip circuit breaker8 E( ^/ w( ]; P9 N7 S' p3 d: x
Conductor5 G! I c# u/ R- C8 V# x
Conduit2 p5 u" ^( \* t& X# @0 \+ P
Flexible metal conduit' e# K8 E- k4 N# w$ K4 T* @" H# F
Liquid-tight flexible conduit3 U4 ?0 y. o* e* l" K! k
Rigid conduit
; H( ?; R3 @" C: {3 G Rigid metal conduit
) ^7 m' P- D: P9 i! }. } Rigid nonmetallic conduit& a5 r, l, I* ]
Rigid PVC conduit9 S3 R' t/ F. r9 o, E9 m6 o, k/ F
Connector
8 I# k5 W& X% X% j Box connector
1 [. C/ @% E% G+ i) S: [( M1 H Wire connector- d6 w9 W0 \5 p# _5 a
Controller& D$ m* S. `- Y4 w, z3 [
Disconnecting means
6 \- Z% j9 p" J9 e* u# u$ yDust-tight
9 X8 H# e, W2 n. `9 k' ^1 y( aDwelling unit
0 ]' E! G2 p( UElectrical contractor. J/ b. Q5 y) D! X
Electrical metallic tubing F z5 E( `' Y8 L1 t1 z$ u
Electrical nonmetallic tubing3 z- I: W2 i/ y* v+ \, y# |
Emergency lighting8 F7 R/ m, F8 W$ g; ]1 w( c
Explosion-proof7 t; \$ p- R1 T
Extra-low-voltage power circuit, K! C9 d4 C) z3 t$ e
Feeder
( D9 c& U+ ?5 N Q9 z4 o: U, \Flexible metal conduit! V- u- x* O& N6 ?
Ground! s/ }1 d5 e+ |
Ground fault circuit interrupter
$ x1 k8 G6 l2 ^, SGrounded
' d: l' D4 F% C! G. RGrounding
3 w# i$ d, w6 o7 S+ n. ?Grounding conductor
4 }' p- q+ T- Y, YGrounding electrode2 l, B7 Y0 v# Q4 i- E) D
Guarded
& b, E" g' @- x3 M5 r! QHoistway
( ]' i8 M( ]" [6 X; W" ?Identified
" d' B4 l8 ? a0 g2 Z' y a7 zLampholder8 E* U) _5 e: L; b
Low-voltage protection
, i+ D+ P" | u- c0 @Low-voltage release
: g4 I; [$ l# ~3 Q! T7 rNeutral
) l' {4 K- i1 E, q7 |( Y5 vNoncombustible construction: J0 ~- Z" ?) _$ n! U
Outlet
8 ]7 \- w* c# e- _6 ~ IOutline lighting0 Z; i ^/ b* }# m/ w" B
Over current device
! H% O4 X9 Z8 a9 D) zOverload device: A8 `* U, h( Y
Panel board
3 X* O, S: f) O3 g; e- C$ b: o, JPanelboard, enclosed
2 K; l) | ]+ u8 gPermanently connected equipment- n5 ?; M& c+ Z9 h l
Permit
- j4 ^5 F9 T1 u: p0 K8 EPlenum
" f ]4 C2 U1 p4 n [Portable as applied to electrical equipment$ [1 U. o: Y* |5 G+ h: [
Portable ground fault circuit interrupter
% g Z. J- k% X, y" xPower supply cord
/ D1 `. m! u& ^$ }3 s- }7 bRaceway
3 a* c6 m, j& L: X. n# b* j9 SReceptacle3 d3 g4 K0 k4 E9 L1 B5 C
Duplex receptacle- U, }2 p3 J z7 ^0 S
Single receptacle
. W: F) k8 n% Y z Split receptacle
2 K, T) K" ], j0 C+ RService, consumer‘s% Q/ A& j0 Q1 ^' D2 U7 M
Service, supply
) e G& D4 z1 b$ TService box
a4 T8 u" B6 \, p" ?5 k yService room
* T, J2 [0 s/ j# X' N' PSingle-dwelling; r# u2 y# ]: z# N6 U5 h
Slow-burning as applied to conductor insulation
! ~, T4 H# W- ] V' B# X# bSplitter5 p5 W- b" b$ f3 y8 K/ V
Starter
9 }' t4 L6 @' y2 oSwitch! T$ i5 ]- i# g. [
General-use switch
) b1 j* Q+ G- v% L2 A1 X Indicating switch, X, i5 d6 N% B2 @$ w
Isolating switch6 x/ G! d0 T+ k, k
Motor-circuit switch
7 E5 a) K' \7 G8 _System4 ^5 a( R/ ]; [& z; B
Communication system' t2 i5 i& ]4 X, ?. f6 {, D
Community antenna distribution system(CATV): n9 M2 l7 [3 g( l2 Q$ V6 l
Grounding system
( E0 i$ l ~* `# hUnderfloor raceway' q" M9 k. D3 H: ?: m
Voltage:
`7 x! t" U$ Y Extra-low voltage
3 ?, E/ O3 W5 A* S6 s ? High voltage v; n/ A8 V/ {$ y
Low voltage
) b, [, a1 b1 c4 CVoltage of a circuit% F% ?" w+ |7 ^
Voltage-to-ground- }# }% z' b, V: Y( t. Q' V) |
Wireway7 u7 Z4 D6 N+ _2 ?, H. U
/ s9 n, Y3 R! `$ z8 O9 uSection 2 GENERAL RULES
. R% c, [& w7 T. X! C3 G) ]- I: aAdministrative7 U- }: J) J7 U* N# R
2-018 Reconnection9 T9 d; m3 f- ]: s: V7 p2 b* n( Q
2-030 Deviation or Postponement
3 z* l/ F5 i; k7 y! hTechnical General
& T! ~0 } g7 `. J' F2-106 Circuit Voltage-to-Ground – Dwelling units. y9 S5 e. P' r' ]
2-114 Soldering Fluxes4 ~# O8 ` V) ` t1 v4 W `7 e$ V
2-116 AWG Sizes of conductors3 C* Y9 r7 `. \' F3 l
2-124 Fire spread (see Appendices B and G)
; ]5 `3 A3 T8 q7 j+ i9 @2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
6 e# v6 _# `" ~% C% jProtection of Persons and Property
8 i1 l N6 M+ S o2-202 Guarding of Bare Live Parts
, j# w0 C7 f% p: KMaintenance and Operation$ [& Z, e. \% D& a
2-304 Disconnection
2 p Y5 V7 |+ y, a2-306 Maintenance of Live Equipment) M# ^1 ]( ], H3 }8 _$ s
N 2-306 Shock and flash protection (see Appendix B)
! G/ D' U' i& P4 n, O2-308 Working Space About Electrical Equipment: Table-56% K5 y7 ~4 I4 S/ S/ l
2-310 Entrance to, and Exit from, Working Space
) T& Z2 w$ d; ^8 m, M( K2-320 Drainage
$ r+ x2 \. e. _2-322 Electrical Equipment near combustible Gas Meters and other Devices
6 k1 \5 E0 ~* x' e2 L* y$ v [Enclosures: Q8 h! v9 X; F' ]: ~3 G0 f* X
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) & h8 \3 m! A- O/ ]9 i) X
2-404 Marking of Motors: DP, WP, TE
* `5 s- ]2 e" ^% f ) C3 U0 o# j5 M3 c
Section 4 Conductors
+ X/ t1 b" _ s; r5 M9 Z U% c/ D# U4-000 Scope4 b7 O4 _4 k* P' U7 V
4-002 Size of Conductors: 14#, 12#
8 W# d4 V5 d/ T4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36% R+ m. {: S$ j7 @( f6 X
4-006 Insulated Conductors: Table 19/ i7 i7 F9 f3 q; m2 C
4-010 Uses of Flexible Cord: Table 11
W* }3 e7 c) T$ v" n: P7 S! c& L4-012 Sizes of Flexible Cord" O8 e$ S; ~! X* o* R1 n+ c( |
4-014 Ampacity of Flexible Cords: Table 121 n0 S, ]- F! {' v( K# u3 ^9 z
4-018 Equipment Wire
+ X' k% B: U' T! f$ @0 F' H2 h# M4-020 Insulation of Neutral Conductors
2 I3 l' z7 W1 J+ H. s x) A4-022 Size of Neutral conductor
3 @9 O. S, s# J* Y7 j5 V4-024 Common Neutral Conductor
# B; U; F# b0 P& a- U4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum8 w2 F7 l3 R3 F6 w) X
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
3 }* }& i( j9 P0 |% k4-032 Identification of Type MI Neutral Conductors& L, ]1 v6 B3 Q6 \: ~, ^( }
4-034 Use of Identified Conductors. G+ u; v8 |9 p- k6 }, H. A
4-036 Colour of Conductors: Phase A, B, C, …
6 Z6 P0 H, A* @+ g" g; w1 s4 }9 t4 L7 g F: u
Section 6 Services and Service Equipment
& A. ]# f) j- wGeneral
2 H: z: r6 j: ?( y; i9 Q. G. t6-102 Number of Supply Services Permitted
% I( J: S! r5 @+ L4 E3 R3 j2 l6-104 Number of Consumer’s Services Permitted in or on a Building
% j8 O: _% m" x7 U( Q4 y7 E* q( N6-108 Supply Service from an Electric Railway System
+ V) O {3 B) J. ? N6-110 Three-wire Consumer’s Services 7 c1 N7 f! t5 y- N, k6 ^
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
3 n# N& ] J2 z+ e6-114 Methods of terminating conductors at consumer’s service
* Q! M* |! n3 z$ `6-116 Consumer’s Service Head Location
6 F5 s4 N, O l# A( oControl and Protective Equipment
4 f; M3 q. j+ Q! ^1 ?4 v+ ^6-200 Service Equipment& C* p! Z; j, G' v9 H5 W" W
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)3 B" q* F! u6 _0 B0 v
6-208 Consumer’s Service Conductors Location
: f4 L3 z. K. J* W+ M' a5 d" X; e6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
7 a5 b/ P/ R1 t# c6-212 Wiring Space in Enclosures
/ w+ G' m! x& I, o6-214 Marking of Service Boxes2 s0 L' W9 v2 w0 L; a5 R
Wiring Methods
2 n2 k+ |9 U2 P: q {! s6-300 Underground Consumer’s Services: b" z( {+ S$ f& t) Y' d
6-302 Overhead Consumer’s Service Conductors
# D5 m% L2 B4 A3 R) n# g6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
+ {% l* W1 ?9 I. i& \8 j6-306 Consumer’s Service Raceways, n) w/ ]& |$ ~. F8 }9 p
6-308 Use of Bare Neutral in Consumer’s Service
) [* ^9 b" ]- W7 u; ^! {& g7 B. t6-310 Use of Joints in Consumer’s Service Neutral Conductors
: i: a; l u$ Z$ A& ~5 j5 ]& J6-312 Condensation in Consumer’s Service Raceway7 K* l9 A6 P8 W9 T7 \3 X
Metering Equipment- O" |* h( I' J% C; ]4 r
6-400 Metering Equipment: p* T7 G& A9 w
6-402 Method of Installing Meter Loops0 `* K" E6 E) t% ]# B9 g
6-404 Enclosures for Instrument Transformers
) C& ^8 k% h* E, I6-408 Location of Meters, O8 n" z3 ?: G6 X+ {
2 ?; ^- x# h) w4 f DSection 8 Circuit Loading and Demand Factors3 w) h7 H6 x2 F7 [% d# c2 _2 v
General& z( _3 p7 q) u
8-100 Current Calculations) y5 n4 ]) \/ P8 w @; b
8-102 Voltage Drop ( see Appendix D), R U+ c- ?% N0 N; l
8-104 Maximum Circuit Loading' l( ]% v9 @+ ?( @) T( H' Q8 g
8-108 Number of Branch Circuit Positions
( `. E z/ S7 z5 U2 F8-110 Determination of Areas h9 p, W( m$ A
Services and Feeders
7 u) j. C0 x9 e) M. O [8-200 Single Dwellings (see Appendix B)" L3 J+ z8 O y8 u8 ~
8-202 Apartment and Similar Buildings1 \2 ~' o0 N1 @' ^& Q# b/ m
8-204 Schools" z( d1 S3 R/ z; f) R8 x8 J
8-206 Hospitals
9 b7 D* Y( b$ ?8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
# Q4 ~( X2 g/ d* g; t8-210 Other Types of Occupancy (Table 14) \) y0 d$ v; S, T' S
8-212 Special Lighting Circuits+ g. h: x9 T% r3 Q. h( T' J# A
Branch Circuits
& a! M2 V, K7 q, l3 _1 y/ m' O0 b8-300 Branch Circuits Supplying Electric Ranges
v$ V) F- A: |) B8 z8 U7 f8-302 Connected Loads, I3 E3 ]: |$ k8 w* t) c% d, f
# x2 s0 o+ g8 _) G6 {: b, z
Section 10 Grounding and Bonding; k! u1 T, C g( _6 {4 K! @2 I
Scope and Object
$ O5 K8 `% R5 Q9 ]10-002 Object
9 w7 q1 n. E" _& Q1 g0 QSystem and Circuit Grounding: |. d" v; a2 ?+ m
10-102 Two-Wire Direct-Current Systems# F. o& Y, C3 A$ o: e7 X& a1 N$ `$ P
10-104 Three-Wire Direct-Current Systems/ h8 ]. D7 R' ?1 H! C8 {! C
10-106 Alternating-Current Systems
- c& d: h0 x* @/ F$ ^7 H$ j% l10-110 Electric Crane Circuits
3 o9 @- t& K/ a; G, P* d10-114 Circuits of Less Than 50 V. f% H0 Q' a6 H% t6 `& G
10-116 Instrument Transformer Circuits. x+ F+ A; O' x
Grounding Connections for Systems and Circuits4 t1 q! T$ y2 ?+ i/ Q) W
10-200 Current Over Grounding and Bonding Conductors; R F0 [; m* l7 W% @/ z; c0 e
10-204 Grounding Connections for Alternating-Current Systems
! y a, e$ j& Y: o+ [; H10-206 Grounding Connections for Isolated Systems
8 ?! Y' m& L7 O3 c: j- l, L10-210 Conductor to be Grounded
" }- {# i0 i {5 B# x" ~Conductor Enclosure Bonding
0 r" L# V' q2 }2 c( X10-302 Other Conductor Enclosures
9 R( c1 \/ v4 p$ dN 10-304+ e) u" l [& k3 X! j8 V! H
Equipment Bonding" K1 @4 Q D, ~# z
10-400 Fixed Equipment, General
$ t$ S% T$ E, \. g% @10-402 Fixed Equipment, Specific (3), (4)
& |3 p0 B; B: V10-404 In Nonmetallic Wiring Systems
/ `9 M$ q/ x$ {. p( b10-406 Non-electrical Equipment) z+ A$ {, P0 j& U. \+ \
10-408 Portable Equipment (4)(b)/ s9 `( E; v+ U! o5 b
10-410 Instrument Transformer Cases
( N( X- Y0 L, R& r( G( W" z10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
$ Z0 I& B7 f% V3 j& m& d10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V& D) X1 p+ A8 l9 m7 \; r z0 o
Methods of Grounding
, a7 F4 M5 k9 y& `! i+ U10-500 Effective grounding (see Appendix B)
) F! m. v8 b, B' g. p; w; C10-502 Common grounding conductors6 o, V3 J" O) e0 Y
10-504 Common grounding electrodes! W5 O. `+ n" b2 g/ a
Bonding Methods% n M8 s& E* n) s f7 D" R
10-600 Clean Surfaces
# u8 V" ]& ~( N' J3 k10-604 Bonding at Service Equipment/ I$ O8 K+ }) V, [4 S, l+ U7 X
10-606 Means of Assuring Continuity at Service Equipment
4 |7 o& A/ e1 S6 {+ m10-610 Bonding at Other Than Service Equipment$ X3 l5 Q3 ~2 s- Z
10-612 Loosely Jointed Metal Raceways b2 \; S2 A- z1 w: l
10-614 Bonding Jumpers Table 41
5 Z% x" p3 i- M7 `1 l5 [Grounding Electrodes# I; Q# x- _) R# n
10-700 Grounding Electrodes/ v% w& ~ V2 s. q& G& L
10-702 Artificial Grounding Electrodes% h7 x6 z) b1 e
N 10-700 & 10-702, k/ @7 v) \+ \0 O: A# O
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)& ?% W) S& y- E& a% F, l
N 10-702
/ c- Z9 l- q p) o% ~/ n7 Y$ e% K, y10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
& n: Y2 w5 e6 s3 r! h, ^7 n* HN 10-7024 C. n* S# k# j; T
10-710 Use of Lightning Rods (Appendices B and G)
' {% V" u: L! z1 y- O1 h7 ?# gN 10-7065 x# O) V' j7 y/ ^( A
Grounding and Bonding Conductors3 @ x/ A$ H- }! N; s3 P( E, p
10-800 Continuity of Grounding and Bonding Conductors
. ~2 d0 _( F! t( p, Q1 C- f10-802 Material for System Grounding Conductors- R/ }& c5 k* \. ~2 R& o- S, V
10-804 Material for Bonding Conductors1 o1 f' D6 s( _. X! w
10-806 Installation of System Grounding Conductors9 L& S' H$ U% g
10-808 Installation of Equipment Bonding Conductors
% f" z+ A9 H: q9 Z' N* K& |5 G10-810 Grounding Conductor Size for DC Circuits
6 q* \, A0 f" ~% c9 r7 T10-812 Grounding Conductor Size for AC Systems (see Appendix B)
1 W( e( f2 {7 ^' j' ]10-814 Bonding Conductor Size (Appendix B)7 R! t! d, }: [0 F* r. A7 }) Y M# Q2 D
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment1 a+ |4 j7 `& D, P
10-818 Bonding Conductor for Outline Lighting3 t" R! W1 @7 Y. R
10-820 Bonding Conductor Size for Instrument Transformers" w! ?( F, P. g5 Q t Z) }; z
Grounding and Bonding Conductor Connections% E( `. n0 @2 V! D
10-902 Grounding Conduct Connection to Water Pipe Electrodes [$ [; q; }9 k# c4 O
10-906 Bonding conductor connection to circuits and equipment
4 L4 l! F! O! ~4 A10-908 Grounding Conductor Connection to Electrodes
% C& s' {' p! c% u) F' LLightning Arresters# ?6 \! f# {1 w" h5 `' S
10-1000 Lightning Arresters on Secondary Services – 750V or Less; Z/ F* A! Z& o8 p! [- D9 D9 F
6 j J3 W- _1 f# j, H$ p0 x' L
Section 12 – Wiring Methods5 [9 C o# ]- A
Scope
! `/ j; g# m, o# ^12-000 Scope (Appendix B)% e$ c, @# t& S7 d$ m
General Requirement
0 r) M$ j# W4 f/ C% j" {' \12-010 Wiring in Ducts and Plenum Chambers
?: L+ v' s) ?# V12-012 Underground Installations (Appendix B)# w l3 q9 V) r9 ^% \" |, R) s2 [1 S
12-016 Lightning Rod Conductors
! l5 E$ A* c, S. ~2 o) rConductors - General
. S* J8 p3 j1 b2 I! ~! u! N12-100 Types of Conductors (Appendix B) Table 19/ U ]- ~' L: H
12-102 Thermoplastic-Insulated Conductors+ V( _% x. S4 e% B! v
12-104 Flame Tested Coverings7 F0 D( Y9 D' \- g' O! l' E
12-106 Multi- and Single- Conductor Cables! [+ d6 {4 R* v% T7 B6 H2 B4 }
12-108 Conductors in Parallel (Appendix B)3 g% S8 O1 S9 i8 j9 k7 K! z# T
12-112 Conductor Joints and Splices! E" e0 X2 l" V" |: [" ]% I
12-114 Ends of insulated conductors7 o0 e4 j5 c; f
12-116 Termination of Conductors (Appendix B)) Z8 W2 U2 z' d5 `( W
12-118 Termination and Splicing of Aluminum Conductors
. J6 M# y" W3 ?12-120 Supporting of Conductors - Table 21' D8 g& E8 T9 X; n2 k" m
Open Wiring9 E" L- P. ^$ G; c$ m
12-204 Spacing of Conductors' ^2 A7 `/ R% f& Z# N) S
12-206 Conductor Supports
; N, J$ s1 ]; N. T12-208 Conductors on Flat Surfaces
' y$ Q2 K& O* C( T. i+ Y8 U2 E12-212 Protection from Mechanical Injury
. D/ B s" \( Q8 S( k8 E6 wExposed Wiring on Exteriors of buildings and between Buildings on the same Premises5 b6 M% A% X) e1 o+ u
12-308 Minimum Size of Overhead Conductors
3 x# p' ?. \9 `7 f4 Z( |12-318 Use of Neutral Supported Cables$ {" q+ b, ]7 D
Nonmetallic Sheathed Cable
% ?# X" h- H. v/ h2 j0 d6 O12-502 Maximum Voltage
6 P$ F' u. k) S12-510 Running of cable between Boxes and Fittings (Appendix G)$ y2 B6 o g& D& T' |5 J4 @: x
12-514 Protection on joists and rafters) h8 `/ n" i9 N! U. i
12-516 Protection for Cable in Concealed Installations (Appendix G)
K$ P& {/ U9 q s' e+ a4 t2 v. Z" J12-522 Where Outlet Boxes Are Not Required
$ x6 i& w9 I9 _9 U5 G* KArmoured Cable" h+ k& q7 U$ R
12-602 Use (Appendix B)
# y! u$ C! L) g9 O' L( R3 E2 d12-604 Protection for Armoured Cables in Lanes7 N3 S: y; ^; Q( y" o1 a( h$ q
12-606 Use of Thermoplastic Covered Armoured Cable
- _# o1 ^8 @4 V12-608 Continuity of Armoured Cable
& V# @5 a5 s& v( [, p12-610 Terminating Armoured Cable
, ~9 \" p( T# `12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
* `2 |' C- i" m( c0 m12-614 Radii of Bends in Armoured Cables" n: h- J3 O6 t& K" u# c
12-616 Concealed Armoured Cable Installation0 g5 l5 l c6 @4 p: `
12-618 Running of Cable between Boxes, Etc
8 p# j1 C& m) x7 `! [9 K7 eMineral-Insulated and Aluminum-Sheathed Cable" ?' `9 [# |9 Z# ?9 J5 t; i
12-702 Use4 z5 `& [$ I8 @( Y! M1 F
12-704 Use When Embedded
% g/ `# k- P+ t* u9 l, {12-706 Method of Supporting" i# p) B$ J! T4 c( [* k
12-708 Direct Earth Burial
) I+ M5 h3 C. i" O7 z12-710 Mechanical Protection
8 I/ }% Y% a# L12-712 Radii of Bends9 |( v6 i1 m5 Y7 B# @: R- R
12-714 Termination of Mineral-Insulated Cable (Appendix B)3 d7 t; t: M6 W- T# v1 q
12-716 Connection to Other Forms of Wiring
# `# B7 o7 z# C' f: r' mFlat Conductor Cable Type FCC
# R) {9 a( ~- X( U12-804 Use Permitted
' G6 W8 j* l4 R# \ q12-806 Use Prohibited; G; N/ B8 U. ?1 M% t
12-818 Anchoring/ f% t7 I X: j7 J. u3 S: \
12-820 Crossings% r9 t, a+ M( e# R
Raceways - General. m: m* H; G7 z) f) r
12-904 Conductors in Raceways
- l1 T5 m% v' E- b12-906 Protection of Conductors at Ends of Raceways
4 O% R0 k8 i$ @; G: u' Z4 d2 F8 q12-908 Inserting Conductors in Raceways
, V% B" b1 ^# Z0 d; @# ^3 t z12-910 Joints or Splices Within Raceways& A* C# q, P/ D' u. Q
12-912 Stranding of Conductors9 G6 ~' h2 p5 Y. B4 Q& T4 E& C+ s
12-914 Electrical Continuity of Raceways& R( b+ k* u8 H0 j
12-922 Radii of Bends in Raceways
" f* O. k- U0 q3 F0 O! ON 12-922 Radii of Bends in Raceways Table 7
1 e9 ^" m0 @: }! O0 t12-932 Protection for Raceways in Lanes2 z" A% ]& y7 B& b( b5 M2 r8 U
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
. `) J. m3 X, g; t2 D6 q' J12-938 Capping of Unused Raceways+ m9 e! l0 S" @9 Z/ H8 w1 b
12-940 Maximum Number of Bends in Raceways
5 b: g$ L- g4 W/ A' G; j4 X URigid and Flexible Metal Conduit
5 Y3 @3 G# g/ |+ g& f12-1002 Use) F8 w- X) E g1 q5 j3 b
12-1004 Minimum Size of Conduits
$ E$ H; X; _: X, a- P12-1006 Conduit Threads (Appendix B)
F- p$ [! S. i! s! Y4 e0 P* t% ?7 Z12-1008 Thread Engagement% M4 Z/ E+ R' ]( p
12-1010 Maximum Spacing of Conduit Supports
# w% T: X9 J4 S4 Y. r4 q12-1012 Expansion and Contraction of Conduits (Appendix B)0 o: E5 C7 I% L9 V0 F" ?1 D9 s
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
8 k8 P0 I) j, i& n5 c5 |Rigid PVC Conduit and Rigid HFT Conduit
8 X* ~+ J; O: h# ~! J8 T12-1100 Use& m2 e u0 x$ z! i, E* c! {
12-1102 Restrictions on Use% z0 Q- j. r; T# U' b2 }: X
12-1104 Temperature Limitations (Appendix B)
7 U5 X7 P& [* Y9 S* ^ \12-1108 Field Bends (Appendix B), (2)
+ S; E4 r- y u! {' Z5 S) L# M6 v12-1110 Support of Luminaires
$ c3 H9 `0 c* u4 Z$ \/ h2 j+ Z12-1112 Fittings
7 G" Q1 R" I9 V. S8 c- J" |12-1114 Maximum Spacing of Conduit Supports
6 F6 S) s7 S4 H% j) z' u- S; M12-1116 Support of Equipment
H- \# ^" m* |; F7 \* z12-1118 Expansion Joints (Appendix B example)
$ B" ]( f3 Q4 ~7 u) eRigid RTRC Conduit
' p, Z6 I; _9 x2 n: h( ]7 x9 r! ~12-1210 Temperature Limitations7 ?2 l1 [ F8 F" w& k( S
12-1214 Expansion Joints (Appendix B)" s8 D% V. v5 Z9 q3 O
Liquid-Tight Flexible Conduit
+ s) M1 X: D: l8 }9 _6 T8 `12-1302 Use of Liquid-Tight Flexible Conduit
$ }, x1 |' V: M* S0 v6 j12-1304 Maximum Number of Conductors
; S5 w) f* W; U+ u! C9 w- J( Y12-1306 Provisions for Bonding
5 U6 J$ q6 h# r+ m, GElectrical Metallic Tubing! L9 z: a/ F$ H y' U+ u n6 i
12-1402 Use9 x7 c/ y# q( y
12-1404 Supports
' D' i7 D. L/ V12-1406 Minimum Tubing Size1 g0 V; l- I& J
12-1408 Maximum Number of Conductors2 E1 v3 @* N- c/ M! Y
12-1410 Connections and Couplings
/ U; c0 o- R4 n5 O# l+ J12-1412 Radii of Bends in Tubing
1 H1 y9 H' `7 `9 b9 n. gN Table 7, y% R3 [ a# ? L" ^: w; T
Electrical Nonmetallic Tubing& n5 [7 b1 v) m/ L
12-1516 Provision for Bonding Continuity' O" s4 ?) b/ }
N 12-1514
* D5 v! C6 A7 y- {( {; iSurface Raceways" X( q A; p4 V- ?4 `
12-1602 Use of Surface Raceway (Appendix B)
3 E8 g# r0 z/ G a# R- C) m% d6 J12-1604 Temperature Limitations9 M7 h: ~; [4 U( v: A
12-1606 Conductors in Surface Raceways (Appendix B)
. {9 L6 y8 K+ ?7 C2 u$ @12-1608 Maximum Voltage% E; [4 W( E$ e" G$ D
12-1610 Joints and splices
1 b* ]0 e! J. x0 ?+ MUnderfloor Raceways
, d5 U: `, p8 |4 X( f12-1712 Discontinued Outlets in Underfloor Raceways
9 a/ Y: a( H5 CCellular Floors
; I0 }; c- d. _12-1804 Maximum Conductor Size in Cellular Floor. F T* F7 d. z# l; d( D2 g7 o
12-1820 Cellular floor discontinued outlets
( n2 U, L2 D0 Z0 G6 R; }) }4 r7 UAuxiliary Gutters
" z# E/ }: Q1 w( [5 j% B12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
) X/ ~6 |+ j0 M, v12-1902 Auxiliary Gutter Supports
- q! |. G9 Q; k' M12-1904 Auxiliary Gutter Cross-Sectional Area
$ T8 F Q% j' L I: W& c# NBusways and Splitters. @9 i* Q' v7 V
12-2004 AC Circuits in Busways and Splitters
, J: q0 E: ]$ Y4 R C12-2006 Busway and Splitter Supports
9 A5 i+ K: [! t' O( r$ L4 `12-2008 Method of Installation of Busways1 [% |' X* q, L0 [
12-2012 Reduction in Size of Busways
/ j4 {% F& L& g9 [1 ]/ K6 U3 M12-2014 Length of Busways Used as Branch Circuits
" u8 [) I/ o1 o. ^; [1 X1 ?12-2018 Taps in Splitters. r' Q4 J' F! r$ g
Wireways1 j' S2 ?" x1 D+ B; z9 b
12-2104 Conductors in Wireways7 B2 F; P, q1 L5 ^) ]# N
12-2106 Taps and Splices in Wireways% f2 O8 T- |7 g# \
Cable Trays
3 Y# Y! i* U5 f0 }; G w12-2200 Method of Installation (Appendix B)$ A# X3 Q2 O: ~2 G3 b* B ?) ^
12-2204 Joints and Splices Within Cable Trays" F1 P- ^' F5 `7 w# |7 a: ]& y2 m
12-2208 Provisions for Bonding
+ W0 j7 f2 }. ]8 C) j12-2210 Ampacities of Conductors in Cable Trays# N+ Q! g0 h. |2 K* Z6 q1 a
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings" ]( p) H8 @# [) Y) R) T
12-3000 Maximum Number of Outlets Per Circuit
4 j. d) X7 `+ K8 \4 S+ j& jN 8-304
# ~1 Y W( t( @. P _: C' z0 ]12-3002 Outlet Boxes (Appendix B)
4 T1 `# I, n4 x3 v6 w# lN 12-3000
1 \# X) r$ Q8 c) S12-3004 Outlet Box Covers
( ~" T+ i, H, k( j0 w. H0 S3 PN 12-3002' I3 D9 F6 K* m! C* O/ ]
12-3010 Boxes in Concrete Construction- d) r8 M' J- g
N 12-3008: O+ _- z6 g' k1 f
12-3012 Outlet Box Supports' p X8 T4 m! V( d- b
N 12-3010% V; r+ [% o+ L
12-3016 Accessibility of Junction Boxes/ V( b. K9 e2 U% ?
N 12-3014
8 u. {7 }" e5 W& H* `) E Z) `7 W. K12-3018 Flush Boxes, cabinets, and Fittings+ G# B" Q+ a! N, V' V
N 12-3016+ B: m- _/ z. e6 `9 E
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) ; b- o4 d4 \5 ^5 b
N 12-3022
4 Q/ Y: ^- Q0 n5 u+ c1 Z& e12-3036 Maximum Number of conductors in a Box - Table 23' [# x. T/ j9 i0 X9 x
N 12-30340 U# s7 D; b* w$ H- X4 p6 n9 O
12-3038 Pull Box or Junction box Sizes
) R$ r# A( `0 x: sN 12-3036
8 j* ]! D9 i+ s! ?5 ~+ N* d* y+ U" d! b8 v$ |
Section 14 Protection and Control
2 E8 O l8 H' c! V4 s6 rGeneral Requirement
0 L4 p" r3 a( C$ n- |- x1 i14-010 Protective and Control Devices Required
$ P4 T2 F: L" o; _/ w) @14-016 Connection of Devices4 Z5 K7 h- \; Q' {2 l, p
Protective Devices – General
7 r \, |" F1 M9 J1 f1 [ 14-100 Overcurrent Devices Required+ q( v) Q. h" c
14-102 Ground Fault Protection (Appendix B)
) w( C2 P2 L' h; s, }14-104 Rating of Overcurrent Devices (Appendix B) Table 137 ^7 v, ?' E' V7 A( Q( d$ V2 l! N
14-112 Overcurrent Devices in Parallel
0 T# n; a) l- G9 @6 u2 C1 OFuses
, l5 k& T: w: y6 m+ R, k# j& j14-200 Time-Delay and Low-Melting Point Fuses" f0 y# Y {' Q6 V6 s
14-202 Use of Plug Fuses. O6 h3 P$ Y" ^( R9 B2 b
14-208 Rating of Fuses
2 N# e7 q3 `7 z, d6 L! {/ ?14-212 Use of Fuses (Appendix B)
5 B. h, r- L; w. s l XCircuit Breakers! _+ I3 ^- ^* D$ p4 K
14-300 Circuit Breakers, General
9 b2 |- m2 t; U8 }/ R% L& P' e7 m9 e14-306 Tripping Elements for Circuit Breakers
2 v. U: r& i: ^7 C6 q2 q/ L14-308 Battery Control Power for Circuit Breakers
& V, p) l: s& i$ q( T9 v2 R% x4 R7 z& nControl Devices - General. d2 F3 [6 u$ }& I6 y1 }
14-402 Disconnecting Means Required for Fused Circuits
4 d! E% j% A4 m JControl Devices - Switches
# R: e" U; ?. H1 n$ p14-502 Mounting of knife Switches
. d4 u# i+ z$ |: x9 L" t0 `- u14-504 Maximum Rating of Switches
2 ] w3 \! h. {9 q; _8 ]' O14-508 Rating of General-Use AC/DC Switches (Appendix B)
* U- M3 q) L) h+ i: G8 H7 y14-512 Manually Operated General-Use 347V AC Switches (Appendix B)1 E. {& P; O3 U
Solid State Devices) ~( S. `' z9 C# B
14-700 Restriction of Use: i- o6 z# \' z- T0 c3 ]+ u
14-702 Disconnecting Means Required
; X: |0 ]! ^ p$ v: W5 H" E- N/ I
* Z- { y k g+ qSection 16 Class 1 and Class 2 Circuits: a# w2 Y, h- B" V& Y- L
General) F, ~/ ]0 [: P1 } q
16-004 Class 1 Extra-Low-Voltage Power Circuits- C$ t8 X: T V$ a- @# Y% ]
16-006 Class 2 Low-Energy Power Circuits
0 T# e! `/ R1 {7 _16-012 Circuits in Communication Cables
" _5 @1 j: ]% _& n& aClass 1 Circuits
f9 [" G! J; e+ F3 B( R16-100 Limitation of Class 1 Circuits
6 c/ G9 c# _9 I2 p* U16-104 Overcurrent Protection of Class 1 Circuits
* v7 S0 S$ E8 E5 V5 M16-106 Location of Overcurrent Devices in Class 1 Circuits' Y2 e0 Z; I6 _ N- A
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
% m9 I0 E. A2 r5 F/ |) k16-110 Conductor Material and Sizes
& H6 A- G1 H5 u# ]5 g! p16-112 Insulated Conductors for Class 1 Wiring
! G1 m) R; d; Z: W( v% U MClass 2 Circuits
6 u3 V( W0 q4 K$ M3 |16-200 Limitations of Class 2 Circuits (Appendix B)
, s7 `+ J) I) W; W$ g16-204 Marking, x+ o& g O6 y% A: A- X
16-206 Overcurrent Protection for Class 2 Circuits% F4 Y9 h( v* M1 ]1 z( e
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)' U0 V9 {9 n0 `" k) x
ELC: extra-low-voltage cable
) C# h7 V" m. n1 h16-212 Separation of Class 2 Circuit Conductors from Other Circuits
7 `$ k P* b. }$ Y/ G# Y- \) Q5 }& C e" S' Y
Section 18 Hazardous Locations& I2 X9 l% i- _: L3 U( J1 v
Scope and Introduction- } P8 _* t+ z6 h0 W9 d
18-004 Classification
A8 p) j4 V* k+ k% m18-006 Division of Class I Locations (Appendices B and J)
) J+ }8 P4 }& F9 e$ ?18-008 Division of Class II Locations (Appendix B)
( t$ d1 K* R5 K: m, E# `' e2 o18-010 Division of Class III Locations (Appendix B)9 H( ]# x* T4 r' M, }% ?, h# @
General
3 x' X9 _1 j- R18-062 Metal-Covered Cable (Appendix B)" E& P7 p [$ V
Installations in Class 1, Zone 1 Location
7 q0 ~8 N( f H- ^8 w18-108 Sealing, Class I, Zone I (Appendix B)
! |% l: h$ ]9 f: \8 [ O- D
& ^+ c2 c- p y0 \) lSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
( ?7 z2 ]" V+ i. {* V$ `, q q/ V% kGasoline Dispensing and Service Stations# N1 Y8 l" B+ W( _. P$ T
20-002 General
8 j8 A4 X( ? ]. j% j6 [20-004 Hazardous Area (Appendix B)
~5 s4 B: B& z. a1 W4 `* E" fPropane Dispensing, Container Filling, and Storage# c/ R0 x/ U; F9 \- M8 ^
20-034 Hazardous Areas - Table 632 Q: P9 D, u+ [$ I- J
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
: k- r% A) C- h: K+ ~4 F+ v20-062 Hazardous Areas" ]9 U. Q7 A4 p' v2 c* D% D
Commercial Garages – Repairs and Storage1 J$ u B2 T2 W3 p; R6 ]% i
20-100 Scope, U' g" {. l$ s5 [5 R+ o
20-102 Hazardous Areas (1) " `, }7 }. r( `$ Q8 x( ~
! {! Y/ G- E3 ^ eSection 24 Patient Care Areas
/ v+ c9 A2 C6 \ b( M4 Z$ @3 _8 t. ?24-000 Scope (Appendix B)0 a: I3 P* g9 _# ^- P) H/ w
24-002 Special Terminology (Appendix B)
3 X% y6 @2 D- x% K Patient care area9 c) \* m6 x2 a9 n! x
Patient Care Areas3 X. M5 X0 J8 { m/ f
24-106 Receptacles in Basic Care Areas (Appendix B)7 K/ e; M! y1 P- e1 m
Isolated Systems/ i1 D- s5 }' k
24-204 Single-Phase Isolated Circuits (Appendix B)/ R0 f" V( X. J* X3 R9 M
24-206) \( S# R& h+ R2 J% w
, J$ r) r. _8 }% b ~+ [/ `; xSection 26 Installation of Electrical Equipment
) f5 B% Y) h2 U5 L% @, pGeneral# ]2 q4 L c; m; P- T; f# m2 e' j
26-004 Equipment Over Combustible Surfaces (Appendix B)& Q& m- l: L& _3 \, l8 x
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
) {4 f5 n( Y N8 F& J# g: p Isolating Switches
, n6 P* W# d4 Y; ^26-100 Location of Isolating Switches2 Y: v9 g+ K- {& @* U( ?% f1 t
Capacitors# o. C. \$ Z+ A5 W) K
26-204 Guarding of Capacitors
3 f5 G$ {$ ~8 x7 @: ~6 M* r26-206 Grounding of Capacitors
5 l5 D/ K6 W. g% N* D% U26-208 Conductor Size for Capacitors8 g/ E# ^. v& p
26-210 Overcurrent Protection (Appendix B)6 |9 e0 i% \- w3 g$ q: D
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
0 Q# s* [ \" n+ j+ `26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits& L) J1 [& I) j7 J! K& I
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
2 ?; @. ?3 @( y" C, V26-218 Special Provisions for Motor Circuit Capacitors
! ]9 \* E: ~; ~9 M/ ^26-222 Drainage of Stored Charge of Capacitors
% v9 `5 C6 J4 U* tTransformers
/ f2 u8 d2 U5 m/ ` ?+ y( ?* G" M26-240 Transformers, General# y2 S9 {5 S$ P. r( A/ L% E
26-242 Outdoor Transformer Installations& |* z2 Y/ m. r m- j
26-244 Transformers, Mounted on Roofs (Appendix B)
% v6 f" i* B6 y1 r( u. Z1 X26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)4 o8 R2 }- M4 J1 J
26-248 Dry-Core, Open-Ventilated Type Transformers
I7 B5 S! h. V2 A26-250 Disconnecting Means for Transformers
( l2 |1 X K! o3 P8 [) w# _) Y26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V$ i+ c% _6 B7 L: X8 }
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
4 V8 W$ j1 l/ w" ]9 O# i& ~26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)3 S3 j* r; w s6 J, u5 z: G. o+ o$ u* T8 ~( ?
26-258 Conductor Size for Transformers3 O% P4 K0 x4 x$ n! L4 v- y
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
8 u5 g( Y- F( [0 v' W* ^# v" t* ?26-262 Marking of Transformers
' z9 a& g0 `9 f- V6 e2 s( A; x3 V26-264 Auto-Transformers$ A, n# l9 k! g8 u
Fences
4 b2 F7 a8 o' D) I4 Q x26-302 Clearance of Equipment - Table 33
) d( Y0 S9 c& i4 EPanelboards6 R! Q A/ S( o8 e1 A2 l0 _6 `
26-400 Panelboards in Dwelling Units (Appendix B)
, h) R7 [5 g7 d8 T2 d1 l, N% w( H26-402 Location of Panelboards (Appendix G)
5 S: b+ ]$ @& a2 F" i4 R, } ?Lightning Arresters
1 z9 D }/ |% U0 {$ X# Y4 s# H( M26-508 Connection of Lightning Arresters7 i0 p. I; p5 v: V; _
Storage Batteries
& s% B! y6 x' J! ]& }26-542 Special Terminology
' C7 e: T1 H& B% V26-550 Battery Installation
8 w# Q6 t6 A( v/ a7 d8 X/ L! F9 z26-552 Wiring to Batteries1 R9 Y) Q4 G1 N3 Y. M
Arc Lamps( O5 {# }8 o) X
26-600 Location of Arc Lamps: L$ H$ d- M, p! [$ I3 c- | }# {
26-602 Conductors to Arc Lamps
7 U8 ~2 ?$ j9 s* E3 v! @: o/ V26-608 Globes and Spark Arresters
- f# ^& G" j' ~7 lReceptacles q) L0 O& ~8 u j0 i& U
26-700 General (Appendix B)6 `5 W) f8 }2 }5 i2 a
26-702 Receptacles Exposed to the Weather
. Y0 N1 O7 g Q. f5 LReceptacles in Residential Occupancies: _$ z" }" }4 e/ g
26-710 General (Appendices B and G)
* B2 |8 s0 }% k7 i' [26-712 Receptacles in Dwelling Units (Appendices B and G)5 i# P5 ]) U7 j9 [
26-714 Receptacles in Single Dwellings (Appendices B and G)8 ^+ r$ x Q8 R, Z
Branch Circuits in Residential Occupancies
; [( m+ I: B( L26-720 General
) b+ x$ _. c3 L7 ~26-722 Branch Circuits in Dwelling Units
9 H9 D/ I# w, V5 M$ D26-724 Branch Circuits in Single Dwellings# p3 ]% U0 A9 Z# T/ Z2 f
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)% Y: {, D% L: z) r
N 26-720 (F)
- `. E% _% u; _2 P/ U, A1 H; f! VElectric Heating and Cooking Appliances
& y P$ d' t1 z1 v26-744 Supply connections for Appliances1 E% i8 \, z$ T/ M. ?) q
26-750 Installation of Storage-Tank Water Heaters& G% t1 ~: J& O2 D' L" E3 U( Z
26-752 Infrared Drying Lamps9 j- e7 h6 b. a- j+ U! W! l2 o
1 M C: Z; l, c: z
Section 28 Motors and Generators* H+ @' D8 m. L }4 M W
General% ^8 T& K/ @2 J9 ~# ~$ p
28-010 Special Terminology9 F+ {- U0 v" H2 ]* _9 X
Hermetic refrigerant motor compressor
6 a U9 i8 }3 p& l5 P7 hLocked rotor current rating
, v# H& p6 Z2 b$ cService Factor5 Y& [$ H4 }9 Y8 w7 Q0 i, W
Table 44; Table 45; Table-D2# A0 ]( K7 B4 T7 N: n& x: r8 u+ t5 R
Wiring Methods and Conductors
1 m9 X: H+ c8 k6 |4 _2 Z28-102 Portable Motors
0 w3 w" V) \# w5 w% A) n28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
3 E$ |. j p& h+ z" Z28-106 Conductors, Individual Motors
3 \* I7 Z+ D4 r- ? y' w1 l" ?28-108 Conductors, Two or More Motors; U( r, j8 I9 }) E% u9 h
28-110 Feeder Conductors# {1 W3 X) D8 Y6 [
28-112 Secondary Conductors2 y. d" x$ O4 n% w/ a9 \
Overcurrent Protection" R8 ^/ t+ N( v0 @9 d4 j$ _. \9 y
28-200 Branch Circuit Overcurrent Protection. P& `7 r2 `9 r1 H W2 Z" O0 G' c; H
28-204 Feeder Overcurrent Protection
0 x1 i9 g0 B% F i# ]+ _. A28-206 Grouping of Motors on a Single Branch Circuit! h+ ~! |$ _8 W, _: r9 G5 A
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
; P) r4 y/ w5 j; f j+ c1 X, w( mOverload and Overheating Protection
9 X; n$ B- C5 H8 }0 K3 H28-302 Types of Overload Protection& Q! e% T0 g1 |4 i6 \8 M8 r- |
28-304 Number and Location of Overload Devices (Appendix B) Table 257 Y$ \( _ O3 \7 s
28-306 Rating or Trip Selection of Overload Devices (Appendix B)- w+ u# G' a$ X9 P
28-308 Overload Protection Not Required
3 ]! T. P% C! V [Undervoltage Protection 4 I; \ Q" x t9 S2 O
28-400 Undervoltage Protection Required for Motors (Appendix B)* ^3 T& f' Y3 V! D9 @' K* I* J
Control1 X9 W( L7 l _! l7 R/ y+ V Z$ k
28-500 Control Required9 y1 ^5 I8 ~2 M8 \6 C4 z5 t8 X
28-502 Control Location6 M2 u4 `3 M% |# I3 X5 y0 o
28-504 Starters Having Different Starting and Running Position
5 \& }* r8 O4 S* h2 K2 J& k P3 K6 B5 s% L28-506 Grounded Control Circuit _. ] c X% D$ X* N) w
Disconnecting Means
, F9 R! i7 r& i0 p28-600 Disconnecting Means Required3 `! b7 Z# W/ C: S! G+ [+ ~
28-602 Types and Ratings of disconnecting Means (Appendix B)+ `% T1 D1 ~$ t* m0 B7 y* V
28-604 Location of Disconnecting Means
9 ?: l6 ^4 s" {# `, R1 H8 z Hermetic Refrigerant Motor-Compressors7 s% G: ]* r& d
28-706 Conductor Ampacity
) `* T2 b6 a+ S9 y9 ^28-708 Overcurrent Protection$ g, p) I( M* x4 z; \ u
28-714 Disconnecting Means
$ g) | u6 o5 j# B3 Z( ~" }1 `Protection and Control of Generators
& [9 \: r5 V. w' z28-900 Disconnecting Means Required for Generators
/ y$ G9 M! g m a28-902 Protection of Constant-Voltage Generators
0 j" k! K& b2 g8 ^* C0 ] W( l28-904 Generator Not Driven by Electricity2 w+ |/ i3 E8 M9 I* D/ C; C K
28-906 Balancer sets
1 G3 C6 r5 R$ J, e$ w) I28-908 Three-Wire Direct-Current Generators: S7 c% k/ W. i. S) Y0 }/ A* C- ~
" i' {$ V; S9 n* o4 Z7 gSection 30 Installation of Lighting Equipment
2 K$ K2 ]/ M" @ {( @30-002 Special Terminology (Appendix B)
' u: o# S W5 xGeneral
' V# `- Z/ o. y6 V- u! B) t. g30-102 Voltage8 o7 p, }1 l& y+ a) a. b
30-104 Protection (Appendix B)
3 e( f$ ^/ A( l, T z) Q* y- L+ o30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment0 {7 _6 h& l4 F
30-108 Polarization of Luminaires
2 J4 [& L, p8 i$ y" l2 a9 l30-110 Bonding of Lighting Equipment
( J. b: O! l0 c4 r- @6 `, b k( f) x3 {9 wLocation of Lighting Equipment
- n6 h! L4 V' }( T30-200 Near or Over Combustible Material
" d8 Y/ X# j9 X4 d# u30-202 In Show Windows
- _# ~$ j& z$ Z1 m30-204 In Clothes Closets, s9 k7 j! ` B: y& }- ~" s
Installation of Lighting Equipment
4 F; L8 g( p; n0 B1 W30-302 Support+ c' f4 _5 x/ v6 @% f' E9 r
30-304 Outlet Boxes to be Covered
) l& n4 o/ j5 e( h1 H$ g30-308 Circuit Connections
0 w, n: d* E- Q# n$ W' e; Q5 G30-310 Luminaire as a Raceway$ d4 F4 K6 O" ^( J
30-314 Minimum Height of Low Luminaires, A) o+ I; m8 f' M, a) ~# A
30-316 Luminaires Exposed to Flying Objects& k! b u; ~4 J8 F4 L
30-320 Luminaires in Damp or Wet Locations0 |1 z% Z# y# r( t- O
N 30-318
; `4 t1 T( ^) j* }Wiring of Lighting Equipment( Z' N' z" A" b5 v. A
30-400 Wiring of Luminaires$ Y- [- i3 z R* o! e
30-402 Colour Coding; Z6 C+ m7 e. @1 v; `- U& x" m
30-404 Conductor Insulation8 U' _7 y b! E
30-406 Conductors on Movable Parts
+ |' o: X; b, Y- ]30-408 Wiring of Ceiling Outlet Boxes
: e! w1 U+ n# Q, t6 O# i4 Z30-410 Wiring of Show Window Luminaires
7 V; \9 _! b' M2 K+ Y( B30-412 Tap Connection Conductors4 Q$ i, j4 ]% g8 z
Luminaires in buildings of Residential Occupancy
' t: ]/ ]# _, d" Y& v( f) |30-500 Lighting Equipment at Entrances (Appendix G)
A& I7 G$ ]) C: N30-502 Luminaires in Dwelling Units (Appendix G)
; m" t1 O! h5 I3 _30-504 Stairways (Appendix G)
/ ~% m5 I* Y: @& ?30-506 Basements (Appendix G)+ v; h4 ?7 {* O# X% S
30-508 Storage Rooms (Appendix G)& z( @: |7 C1 ?! q" X0 G7 R8 R
30-510 Garages and Carports (Appendix G)
9 [5 V+ ^2 P+ K' K) Q: X+ VLampholders
$ K2 U: w5 Y6 r* Q; `% e: b3 K& o' p30-600 Lampholder rating with Incandescent Lamps
5 O4 \) w7 r$ g+ V$ V9 ?N CANCEL
8 S- }: u5 Y1 _/ Y# I30-602 Connections to Lampholders
; ?, {* z4 B' ^6 U) AN 30-600
5 E9 T& `, E6 v; B" u1 I30-604 Switched Lampholders Used on Unidentified Circuits
" ^; n j3 C. I; {4 ^3 ^N 30-602( Y) J6 c9 \0 D; F0 P- c
30-606 Switched Lampholders with Pull-Type Mechanisms
: y1 C/ _! G$ k( W7 R& PN 30-604, L2 S6 V. {+ G$ J; Z* `9 N
30-610 Pendant Lampholders8 a: z) O: {: p5 B
N 30-608
$ Y! \; Q; s% Q& Y! iElectric-Discharge Lighting Systems Operating at 1000V or Less1 V* @; G) f4 w0 w2 [' F: C
30-710 Control (Appendix B)
4 ]5 ~( u) [3 A30-712 Branch Circuit Capacity
6 |4 c6 ^( Y/ @9 J3 c: N" WElectric-Discharge Lighting Systems Operating at More Than 1000V
' p9 A: l8 ^, l; \30-802 Voltages, Dwelling Units; P4 s9 L9 T) y* J& [7 @
30-804 control (Appendix B)
+ c$ C- {6 f9 O/ T; N: |8 n6 ^Recessed Luminaires (Appendix G)
! c8 l1 U0 \' E V+ h3 R30-902 Spacings for Non-IC Type Luminaires5 N' C2 D! R: ]2 S4 r2 P
30-910 Wiring of Recessed Luminaires (Appendix B)
: s) C1 x' f. }. @% s9 EExposed Wiring for Permanent Outdoor Lighting6 v- W3 P% @, ?8 x- {+ t
30-1120 Branch Circuit Loading and Protection; V8 o! M: j2 G! f/ r! j. |" O4 ]
Extra-Low-Voltage Lighting Systems
7 V( u. t0 o: U g" [5 v30-1202 Sources of Supply
7 z$ r5 }$ h f9 u. f) `5 u" y
& |: x, A7 U" g) _9 tSection 32 Fire Alarm Systems and Fire Pumps (Appendix G). [) i& g8 _8 C4 g4 C: j7 A: g
Fire Alarm Systems
1 G# ^- a6 S3 G4 E4 e32-100 Conductors
& x! h1 D @% y3 s: E/ n32-102 Wiring Method3 |% e2 j+ m- u( d0 k+ z1 t
32-104 Equipment Bonding4 r4 n; T# L7 b% J3 n/ J o3 w
32-106 Electrical Supervision
5 T1 @0 \/ C) ^! l3 Q9 ?, K6 [32-108 Current Supply( V) H' a4 l$ j" U6 n2 L9 s
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
6 x, k' D$ J/ l6 cFire Pumps
! O& V; e+ W. d0 m& h# S6 H32-208 Overcurrent Protection (Appendix B)7 I; w+ O3 g3 G2 {' x' y2 m6 v
N 32-206% @8 p z1 |3 q/ P6 h: O2 r- K$ f7 C
32-210 Overload and Overheating Protection (Appendix B)
' F8 s: \0 r# ^32-212 Ground Fault Circuit Interrupter (Appendix B)
: u2 F: n1 X5 y* z9 a
5 u% {0 n0 c" |1 U1 o) u( [+ mSection 36 High-Voltage Installations
- f! {4 E @0 p+ T" }# J. |" wGeneral5 L) X; G d' p+ O! n* y% X0 G2 ^: X% |. K! c
36-000 Scope (Appendix B)
( |& Z: v {" I$ [3 {4 D36-006 Warning Notices9 v4 @% Q& e( X4 S* c a( G. w
Wiring Methods
# P+ W: q* f# ^- D) ]36-102 Radii of Bends) t* Q3 U3 ~( D2 V5 \
36-104 Shielding of thermoset insulated conductors
4 Q, K/ u0 r' |$ [( c" O8 Q36-108 Spacing of Exposed Conductors (1) table 30, table 31
0 D3 C. ?6 r1 y$ R36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34, H8 j, B& q% P/ i& c9 ~
Control and Protective Equipment
9 P3 R# d h2 V2 y. d0 z36-214 Disconnecting Means" \9 }) D+ x; s
Grounding and Bonding
/ q! \" F6 E) S& P$ U# Q36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
5 r6 K h3 |* o6 ?/ ]36-302 Station Ground Electrode (Appendix B)
. a4 R$ L# k; k' B2 s- U K& F' w36-304 Station Ground Resistance (Appendix B)- n4 ?5 K. S) p a
36-308 Connections to the Station Ground Electrode (Appendix B)" ]( I( k) d0 p2 ?& Q( ~$ |
36-310 Gang-Operated Switch Handle Grounds
6 }7 u9 S& W: l36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations- E7 R8 T5 y/ M1 ^. T7 h
9 [' k5 h8 a/ b
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
3 g( { A v; Y. j8 Z# _* H5 ^38-002 Special Terminology (Appendix B)+ f9 o' H6 ~; h% j
38-003 Voltage Limitations (Appendix B)7 i! S: u4 @7 L1 Q9 z6 M0 n0 Y
38-004 Live Parts Enclosed
9 u3 K8 B" x7 v5 L6 B. W& x38-005 Working Clearances
3 F6 y6 y" u! g3 G& N4 A, |38-011 Insulation and Types of Conductors* Q4 q" ~; t0 }
38-012 Minimum Size of Conductors
7 c1 I9 R) {9 X; @% y9 q) p2 G6 A
Section 40 Electric Cranes and Hoists7 g# Z; l) Y7 q5 p* t0 u
40-008 Disconnecting Means
7 A: o! r% H" B( X, @6 p2 Z40-010 Main Contact Conductors
+ H9 k# C1 R q: t$ r1 O
; i5 R0 c/ A; O! N7 _% z, hSection 42 Electric Welders
; H3 O4 I, F1 z B/ S: G+ {) YTransformer Arc Welders
; R Y7 a+ u5 @- |42-006 Supply Conductors2 j3 z' q9 Y( V% b
! L# A: y E* Y6 e. USection 44: Theatre Installations5 u0 d; [; o5 p# t. o2 V5 |* g
General( e+ _- O, D' F& Y$ j
44-104 Number of Conductors in Raceways0 N1 j! O9 d. V0 @3 d
44-106 Aisle Lights in Moving Picture Theatres
3 W/ M9 x) T( V$ C; z9 ~Fixed Stage Switchboards
; F* _1 y& N" Y1 V/ I5 u9 Q, r5 U2 R44-210 Overcurrent Protection
2 \6 g B/ L( x! p9 f. JFixed Stage Equipment0 ~( S3 g: f5 E- j
44-324 Receptacles in Gallery Pockets
0 W' `) H* ^& J5 }44-326 Receptacles and Plugs C7 {) J- s$ V# H, j1 F
) A" Q) x8 \" W$ v% {" r: ]8 JSection 46 Emergency Systems, Unit Equipment, and Exit Signs
# r: t: R2 [3 O- FGeneral0 X5 Q: |4 \% m: ^6 |
46-102 Instructions
/ g6 M) j3 h! J" J" t46-108 Method of Wiring (Appendices B and G)$ X x I; x; M$ K: \' a$ T
Emergency Systems6 x4 p+ s9 H7 Y8 H
46-202 Supply (Appendix G)
" V- C' _* z1 _46-204 Control4 L; C/ Y) a, [# r" [
46-206 Overcurrent Protection6 |( A: L2 Q I, O% m7 Q) d
46-210 Remote Lamps) g) | G' L* K0 b2 W5 F
Unit Equipment
( V! H7 K2 |7 s, N- B46-304 Supply Connections
0 J6 ~5 F- m. u6 T7 _46-306 Remote Lamps (Appendix B)1 X2 _9 ~- p+ u3 F* ]% k
Exit Signs
9 I& p' k7 }( T; A/ F46-400 Exit Signs (Appendix B and G)
. S, n7 Y+ D/ ?
3 j$ i+ k8 o5 X$ vSection 54 Community Antenna Distribution and Radio and Television Installations
$ o7 R1 c9 D2 E/ m8 I! s54-000 Scope. u5 c0 z' G1 ?7 p
54-004 Community Antenna Distribution (Appendix B)
0 b/ ]3 o/ t$ y* J {Community Antenna distribution
( G0 s5 M8 q# ?# o$ J% l3 ]54-100 Conductors
$ Q' @0 v3 o) D' j" Q/ ?: Q$ z' A54-102 Voltage and Current Limitations (Appendix B)
0 h, u3 h- G5 ^! B/ ^( T& JProtection: t {% p% V' \7 _
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
* b, v9 a7 _& t& y$ u2 E0 zGrounding
4 y% B2 Z# ~: o% z( C& ^) F. [54-300 Grounding Conductor! n6 g0 f* m8 q6 u
Conductors Within Buildings8 H5 e! b _. D' b5 M( D" m( e
54-400 Separation from Other Conductors
0 v% K, ~+ l$ s1 o$ I3 yEquipment, _# o7 v, `7 Q9 p
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
/ }' V$ Q( ^+ k$ @54-502 Exposed Equipment and Terminations
: {. a% H5 L6 E" |3 y# s3 x0 h/ V3 R8 r9 a2 K/ K+ B4 d: T7 i4 W% r0 {0 t
Section 56 Optical Fiber Cables
$ r6 S6 E" H0 ~1 aGeneral9 w% _4 n! Q$ \; i* ]
56-100 Special Terminology3 T4 k& Z1 C- R( @
56-102 Types8 H( a; J/ W! ~3 h R
Installation Methods
2 o% I* ]* q7 }! d" C8 H, l56-200 Nonconductive Optical Fiber Cables (Appendix B)
4 I: q+ }' {! l) U! M0 v5 H56-202 Conductive Optical Fiber Cables (Appendix B)
* t/ G; Z$ b- ^; t+ N) T56-204 Hybrid Cables
7 |+ V# i4 q5 }7 \" m! W56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)" h" V! h; V5 h2 C5 R% X- b
0 L, \% V/ h sSection 60 Electrical Communication Systems
- d7 O* n$ p6 i7 o$ \4 G- g# M) dGeneral
0 |9 e7 Q( q! A$ d# |4 H60-100 Special Terminology
) r# x: }2 i# B/ l3 J. m# bProtection
; c4 A* H3 h( e; `$ G60-202 Primary Protector Requirements
' r& D8 `& @- u6 zInside Conductors4 N! y' Y$ K; k; g6 T' Z' A: U7 O
60-308 Separation from Other Conductors
5 F6 |4 `& o1 `& X7 J% REquipment6 d& k) V$ A) ~
60-404 Exposed Equipment and Terminations
/ |0 M* T/ V6 y7 E0 EUnderground Circuits
* f# s# O, R/ `! ?" s2 h+ L+ G60-600 Direct Buried Systems
9 y& s$ `8 X1 j! a8 p2 c
2 y- |1 g& W" y# U. f" GSection 62 Fixed Electric Space and Surface Heating Systems
. [1 {6 F+ |6 x. D0 K8 L; {: Q- \General
( G3 L6 i- g5 K# X62-102 Special Terminology
$ s; ~2 {9 |9 m: n* R2 q62-108 Branch Circuits- }* c, Q, ^0 H: t& R1 K' a$ `* q
62-110 Installation of Fixtures9 f/ C, g( L* i* b; L, c
62-114 Overcurrent Protection and Grouping (Appendix B) (5)/ u$ a' b( o8 y6 z9 |* V
62-116 Demand Factors for Service Conductors and Feeders (2)) d, M. Q A7 N
62-118 Temperature Control Devices* G& k0 R) U$ b- N/ C
62-122 Installation of Series Heating Cable Sets (4)(7)- U, j1 c- y4 m* a; d$ }& ^0 Q+ V, S
Electric Space Heating Systems
7 n" H( P5 @4 K4 ]/ c62-202 Temperature Control2 ]' N0 l/ p/ W
62-206 Proximity of Other Wiring (Appendix B)
' a/ N- b' E. M- R- B62-214 Installation of Heating Panels and Heating Panel Sets
/ K, t5 S& W6 o0 s62-218 Series Heating Cable Sets in Cement or Plaster Ceilings; }- x. s, {, x0 P
62-226 Installation of Under-Floor Covering Heating Panel Sets
3 _- W% u- P8 \2 F S# O$ ^; @Electric Surface Heating Systems
1 [0 J8 M- G6 K1 H+ Z' w' Y62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
6 P( |2 h9 Y0 u% k6 B4 ~. c
6 Z% S$ ~% H# ] lSection 68 Pools, Tubs, and Spas
; y* o |$ _4 t7 h( ?# `( ^: VGeneral9 x5 P6 c9 x/ ~# q {1 N% @ z
68-050 Special Terminology
2 P; d5 [8 R& y( c$ I3 A7 e) L68-056 Underground Wiring - Table 61
' w4 J) {1 Y9 u) ?' t$ d; W68-058 Bonding to Ground (Appendix B)9 x7 w" G3 {8 \4 x v$ K$ @
68-060 Junction and Deck Boxes (Appendix B)0 t2 H: G, `, e
68-064 Receptacles
% s' \" s8 \( [1 b68-066 Luminaires and Lighting Equipment
! l2 d5 f* U# r. j/ Z$ e68-068 Ground Fault Circuit Interrupters (Appendix B)
8 \# J$ q; s, m, W9 {7 ~& \) @$ M) L
0 Z. u" u8 n- I8 y$ [% mSection 70 — Electrical requirements for factory-built relocatable structures and
9 b# Z1 s J6 q$ X& S' ?3 R( c& P& tnon-relocatable structures& R/ J1 X/ K4 U; i) Q7 n6 @
70-130 Tests (see Appendix B)
+ S2 ]/ ` |; B a
6 x" H3 X Z# S$ [# t$ c1 }/ uSection 76 Temporary Wiring (Appendix G)9 e% C* o% L$ j4 {' I9 c+ Q
76-004 Grounding/ e1 u% @$ {$ @- A0 ]
76-008 Service Entrance Equipment9 v% r" a1 Q* u
N 76-006# j, b) j6 D9 k& l' A
76-014 Branch Circuits
: S" Z2 T6 i) yN 76-012
- h" J1 T' r5 r) \7 H0 G1 c, l) Q% L t1 T/ i% {, s ]
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours9 I1 x# Z) R* m2 E
Marinas and Yacht Clubs8 y b7 x6 }7 x+ w) _- F* C( g
78-052 Receptacles
* p' y) x) j) `/ Q78-056 Feeders and Services2 B2 x7 {' d! W% \
Marine Wharves, Structures, and Fishing Harbours
/ |3 L2 u- ?% S; ]' u c78-106 Grounding and Bonding- W! r! S `% S! m& B1 s
Tables
' w- b: g# q2 x6 h1 ~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
0 H3 ^1 }8 F3 Q. Z1 G! a& ]; U7 d# B; Q$ s8 F# F
Diagrams: 1, 2, 7
! w8 J' j4 S; L
' d% q6 B A) E" {. W! sAppendix B8 R0 ]1 n% A$ ~1 u
P352: Ground fault circuit interrupter- 6mA* S$ P+ Q9 n" `* K: ?/ @5 Q
P354: 2-126 FT1, FT4
' C" |% F3 F4 @6 K: h: F8 OP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g): v* G8 k* f- E5 _; r; v
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)0 S5 c Y1 w3 ?' U j# p
P370: 12-1012, 1118, 1214 Example:: g$ C$ c1 O' P/ U6 N* \
P371: 12-1108
* M6 I9 P) y) G7 JP381: 18-108(1)(b), 18-158(1)(b)
, N3 i% q$ Q3 u. NP386: 24-206' y$ `, i0 x3 Q8 Y4 x$ }
P389: 26-2568 k* J! H3 \6 U: N0 m6 F1 H
P391-P393: Section 28, Example to determine Motor Conductors and Protection8 k2 V- y3 W2 X" o
, h5 x3 @; T: Q# e+ {. OAppendix D4 ?5 f4 L+ [0 i( H
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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