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Canadian Electrical Code Review Guide
/ ~& n. c- j5 |( ^' K! y8 T( ZFor the Exam of Electrician For Red Seal License
9 E! R. X: G8 n! P, g J4 Q+ L: _" I9 A
Lesson One
4 K$ V( o; |2 I, Q; [, @# PSection 0 DEFINITIONS) f" b: Q' q7 ?! \& x1 \
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
3 o/ o; r- Z, C& P( {: i1 ^5 _+ a4 HAccessible as applied to wiring methods
) Y/ e1 [/ @. l2 d( `- C0 @Alive or live
. u4 |' a1 u* P7 h* [2 EAluminum-sheathed cable7 k( E4 }* ~# N+ j
Ampacity+ X: |8 J0 P+ r3 Q5 G2 l8 _
Authorized person
2 a- u3 v& o; ^/ n6 `2 R3 G! L- PAuxiliary gutter
7 m. B0 e/ _- j: {- P# vAWG
* r, F3 R% C5 T- EBonding
) \8 [2 D- l& \( }Cable tray
' K2 x8 }* \- i9 k$ M8 ACellular floor2 \$ D3 X) f3 D3 L8 H
Branch circuit
0 k& G2 P1 J9 z8 Y+ b1 pBus& y: _, X% |2 ^. ?" k. n" z
Busway
0 V) y: s0 {$ }: F5 M) U# w7 D, mCommunication circuit3 G# W: I+ |/ A9 L# w
Extra-low-voltage power circuit
! n3 d$ E# \; t: d6 S; R, j" @5 r wLow-energy power circuit
, n- e& ]. F( M, ~Multi-wire branch circuit
& N1 c& a+ r4 t1 j3 s& Q+ Q( SRemote control circuit
- r. L% Z2 `- f" j6 e; Z, cSignal circuit
& H v+ ^0 n3 UCircuit breaker) c* {& V! S! _
Instantaneous-trip circuit breaker3 j6 n( t1 `) x0 T2 n ^/ p3 W( H
Conductor
' I9 W' M+ v- t+ L2 nConduit" T3 c; A/ X% v/ c2 }: k
Flexible metal conduit
, a3 h7 T* u7 U7 X, Q) Q Liquid-tight flexible conduit9 W- n6 T0 k) s: j( z6 k3 B4 l; Y
Rigid conduit# L) G3 }/ }1 i$ `) E
Rigid metal conduit
; B% x- x- z% a Rigid nonmetallic conduit5 m2 I2 N d% Y t3 R. r8 {2 q
Rigid PVC conduit }0 _( U, S8 ~4 H k" i- \
Connector! @5 F3 q& x, y k9 a' V
Box connector# P' y, ~: Q% a/ p/ b9 f/ _2 ~
Wire connector5 R4 S4 c' w4 V' N
Controller
D1 [3 M9 ~; ?, |Disconnecting means
" K/ c, v) h' UDust-tight# Y+ X% K) A: D# x0 w, b& M; q, w
Dwelling unit
) L: r# [% R( t! `! EElectrical contractor
2 q9 G1 T7 V _* _9 p- ^/ RElectrical metallic tubing
' y$ B2 m1 s9 ~. RElectrical nonmetallic tubing" i+ e- \# k5 I0 |$ a
Emergency lighting
) e' k, f5 \1 F3 V7 aExplosion-proof
0 f! W- d7 D% R* tExtra-low-voltage power circuit
/ C4 ~4 v3 C1 ?0 Q8 }Feeder
. }% \0 A ?4 z! qFlexible metal conduit7 A: V! ?6 h0 [/ p6 ^) F0 ?
Ground6 S; H% B( k2 l" \1 E$ q& c
Ground fault circuit interrupter
+ E/ g2 m1 t) R; fGrounded" }: ?, ]6 K' g: M. m% g1 J3 d/ E. F
Grounding n2 |/ a% E, O. y. _4 e
Grounding conductor
X7 h6 y# F4 L& e# w7 |, \, H2 Q) JGrounding electrode, t( w) w8 d5 @2 l: l, M
Guarded. i/ F, t r6 q7 f
Hoistway% x2 T$ u" n* F3 I
Identified
% E+ U/ C1 f$ O0 k2 N5 x, RLampholder1 r$ y5 M$ `; k" H7 `8 m, P
Low-voltage protection/ A9 f" V) E3 J% P) g
Low-voltage release
5 k( x4 d( @& a. kNeutral8 |' ^4 J* J6 T, @
Noncombustible construction9 `$ n \/ S% k, W& T
Outlet
) i( C" E/ f9 Y! ~Outline lighting0 V5 k8 T2 t" k6 c% z" J( |* K ]
Over current device+ {3 k6 K0 R* S+ V( a5 J9 V6 I
Overload device
( d" C) k3 v8 z: O, EPanel board
: o2 v' Y' {6 ]9 b4 U% X6 J: ZPanelboard, enclosed9 i, f# N6 c7 U) l; i% U/ ~3 Q
Permanently connected equipment7 B, e# N% P, ]( s& ^( f
Permit
+ J3 |. N5 K1 G' i# x B9 C& iPlenum+ t& }) f: s, I# W" P5 ~
Portable as applied to electrical equipment
6 ]# S$ j; _; W- X3 u8 JPortable ground fault circuit interrupter
- s1 e. M, w+ x' yPower supply cord
8 E& e! ?$ K. u6 T/ ]/ }Raceway) c" s+ n% q- s. R9 r% N
Receptacle
' i4 q3 p9 |3 n# ^# Q7 t1 Y$ G* j' { Duplex receptacle; i( M, S" j, V
Single receptacle6 R, y: |" {) w4 h$ C
Split receptacle8 K) n8 I8 J/ Y
Service, consumer‘s, ]3 v/ S0 }: m' U
Service, supply+ b% V8 R& M; B
Service box
7 m* ]# D: n; U& P8 tService room$ n. [& ^8 B3 _! J: Y* Z
Single-dwelling9 F6 j% T; i4 \- ]% Z6 F
Slow-burning as applied to conductor insulation
$ L3 s) O$ H4 j( SSplitter8 y4 a; o# {5 T4 c3 x, K3 g+ |
Starter6 G- o; z" _% t" K# U( H1 {! ~+ }
Switch
( c9 k1 x* }& K General-use switch
/ |/ K! Q3 m( k) y Indicating switch
2 Q D. _) z. W0 ?% H! ? Isolating switch7 Z0 X7 i5 A- x" y
Motor-circuit switch
* Y& O. Z' W6 X# k w; ^8 {System6 c T$ Z$ v) q- V
Communication system* O; Q# y$ w* J; a; s/ ] a, ?
Community antenna distribution system(CATV): ^, B* p p W) y% z- b) e$ C& d
Grounding system
9 c3 d! F0 T: w: E' v5 q, U# WUnderfloor raceway3 L! P# o. j& x: J u' S
Voltage:
% \2 a6 C* J- e1 B: G5 Z0 I Extra-low voltage3 R; k! p( y/ e2 F e
High voltage& Y1 r" l% g( C! s' H, T
Low voltage7 t; A! o T3 a( ?, g a' ? x- {
Voltage of a circuit/ M6 Q& J: G4 D2 f, \
Voltage-to-ground, T. i2 t2 ]5 D/ X. N5 y
Wireway
$ v9 d& h- z. Y& Z6 u7 U5 W' R2 N6 T
+ h! _/ N+ f% U& RSection 2 GENERAL RULES* Q" W" Y3 h( E
Administrative
6 U6 D( l* S, d! |: H# P2-018 Reconnection
$ y! T Y/ U8 T% K# @; k& M2-030 Deviation or Postponement0 E3 a) @. e! i; q! U
Technical General
' Q% S( u( K9 f7 ?2-106 Circuit Voltage-to-Ground – Dwelling units
% P: H8 c7 [; l( C$ E) q2-114 Soldering Fluxes
# l4 u1 J/ g) Z t2-116 AWG Sizes of conductors5 X' a. m( w$ x, I
2-124 Fire spread (see Appendices B and G)" J* _+ a6 j1 s# v7 p
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)9 T" {* I! X' f' e9 d. i, e2 t
Protection of Persons and Property8 J, O U% {* d/ M& u* q0 q
2-202 Guarding of Bare Live Parts
i* R0 t7 q) wMaintenance and Operation" J. g! w K* m( D" _
2-304 Disconnection! L, {! o+ D% P/ {
2-306 Maintenance of Live Equipment
9 N9 e* E& G; ^2 `. E$ FN 2-306 Shock and flash protection (see Appendix B) R" t- A( B1 H, S! N
2-308 Working Space About Electrical Equipment: Table-56- q8 ]* u3 a( }/ U
2-310 Entrance to, and Exit from, Working Space9 D/ H" V5 n# y" w* \( j5 _
2-320 Drainage
8 h& j$ E6 i# @- y% d; v& [2-322 Electrical Equipment near combustible Gas Meters and other Devices
4 y& [9 ^( j4 r1 xEnclosures2 O! G" Y% I; Q5 N8 |: h! V3 A
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) * W9 j2 y1 h8 { {, i6 y( z
2-404 Marking of Motors: DP, WP, TE
/ U, B* }2 ?2 ]6 U! |) N: G
, \1 ~) u( e* k/ p9 a: _Section 4 Conductors
7 B6 G1 F2 _4 S2 t4-000 Scope1 ^ x/ b2 l# v8 S9 s( o) O
4-002 Size of Conductors: 14#, 12#( r* q+ e* s* H5 T% _7 u+ @
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
0 b1 G7 Y* T u' m& ]4-006 Insulated Conductors: Table 198 U ]/ e& j+ {: X2 Z
4-010 Uses of Flexible Cord: Table 11
+ t& w" l0 m1 Z# A" c! C. |! p4-012 Sizes of Flexible Cord2 A/ |$ R% R( H9 A1 h: P$ i$ x
4-014 Ampacity of Flexible Cords: Table 12
! z) n. C2 i! t* W5 Z4-018 Equipment Wire& a( D7 Z; a3 ^2 o, Q
4-020 Insulation of Neutral Conductors
5 d" m, B1 e# x( [1 \" e1 \4-022 Size of Neutral conductor3 r1 {2 V( G; C" ^. }
4-024 Common Neutral Conductor1 @$ s0 e1 a5 E3 d% o: X1 y3 f1 Q
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
+ M- L3 R# {$ V: B; X4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum5 h/ V1 `+ r ~: k8 S
4-032 Identification of Type MI Neutral Conductors- Q' ^4 }) P3 o3 g) @
4-034 Use of Identified Conductors5 O3 [6 @' i( o- ~9 b) F/ B" S( x x
4-036 Colour of Conductors: Phase A, B, C, …
+ B- l0 S6 w7 l0 T6 ?% a" A$ z4 U
0 j6 o" D( x! z L5 ISection 6 Services and Service Equipment. W. C9 j2 W+ ]
General. _; X* W( X& d9 L$ a
6-102 Number of Supply Services Permitted
: u: V: C5 O, X: v6-104 Number of Consumer’s Services Permitted in or on a Building
" `% Z( o8 ~7 ~' O6-108 Supply Service from an Electric Railway System: O0 M/ D0 j* G f
6-110 Three-wire Consumer’s Services : p6 T/ C; J4 C' Y% t
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors$ S5 n3 B, W/ A4 ~1 z! \
6-114 Methods of terminating conductors at consumer’s service
% [2 T) {+ I4 e3 D2 k7 U6-116 Consumer’s Service Head Location1 t- t3 s$ t3 |' n9 h& m4 n
Control and Protective Equipment/ @5 L* a6 N j, Y$ W: I2 p' l4 w3 R
6-200 Service Equipment
1 L$ A5 U5 z* j+ z' h( A6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)) K& O3 m0 \5 \) E" ]
6-208 Consumer’s Service Conductors Location
7 M3 l8 c- |) N/ u6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches$ g! @ |( P7 {; T1 @3 r
6-212 Wiring Space in Enclosures
- g. P- ^ z3 ]( u' i! e' R0 c6-214 Marking of Service Boxes8 A& u7 @: l+ J& H
Wiring Methods
. p/ o5 V+ O- n) O! l6-300 Underground Consumer’s Services' I2 O% P4 q; F& [8 P
6-302 Overhead Consumer’s Service Conductors( P$ p9 L& x5 W, t- Q" ? H) A( B
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable7 t! l2 ?8 u% S% ^ ]
6-306 Consumer’s Service Raceways( U! m9 s( X3 A9 X& ]( A
6-308 Use of Bare Neutral in Consumer’s Service' m% P' d2 l7 G" b) |
6-310 Use of Joints in Consumer’s Service Neutral Conductors
`3 D6 I* j Q) T, T- e6-312 Condensation in Consumer’s Service Raceway/ d& e& |5 Q3 w% ~, o
Metering Equipment, \( k. @( D7 J9 Z( q
6-400 Metering Equipment
1 P7 R# u$ P1 o6 S! F* J6-402 Method of Installing Meter Loops
1 M. j; o) S# E" a. J6-404 Enclosures for Instrument Transformers5 u0 j& c3 G5 f6 n; |& X) b
6-408 Location of Meters
+ v7 Q2 e5 \: s" F% p- x5 w: S8 B9 h
Section 8 Circuit Loading and Demand Factors8 O$ p2 w! W6 [$ ?$ x0 ~
General
4 }% |4 a7 a$ `( V: y# B9 q8-100 Current Calculations
/ p/ Z: H0 g9 o8-102 Voltage Drop ( see Appendix D)
5 T* F4 g; l" d" q% x: g; z) _8-104 Maximum Circuit Loading8 f2 d; @' R; M4 k1 o; n4 x7 Z
8-108 Number of Branch Circuit Positions p6 A# [ ?, N5 ~1 K2 v
8-110 Determination of Areas+ i* Z x$ X6 a b
Services and Feeders
2 Y" J2 K% P, {+ V" w/ I1 I% z8-200 Single Dwellings (see Appendix B)
- q; g8 ?- B1 u9 Q" ~. a8-202 Apartment and Similar Buildings2 X. R- ^2 X/ `% P) e+ \- }
8-204 Schools+ F' S$ p" C" ~
8-206 Hospitals
# j: A% E2 {0 B8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy/ [9 ^( S, [6 c- m
8-210 Other Types of Occupancy (Table 14)2 g8 B, Q/ Q* w+ I& m
8-212 Special Lighting Circuits
@4 a2 u3 q4 H! f6 L3 C" P$ W) D7 RBranch Circuits
7 k& K2 `* c( P8-300 Branch Circuits Supplying Electric Ranges
! v6 p. s, a' p4 h' d" A6 }+ k8-302 Connected Loads
; U( B) G. w: J1 W# X/ ~: ~
5 I5 D9 I% a! V3 n, b$ ~$ iSection 10 Grounding and Bonding
, d) k$ ], Y0 SScope and Object
9 ~9 g6 n) F1 {' y* Y |9 U10-002 Object0 k4 U" z6 {. y1 m: s' X
System and Circuit Grounding
1 x" D1 M3 h- A0 X10-102 Two-Wire Direct-Current Systems+ v* B6 I; ]. q: w" h+ q
10-104 Three-Wire Direct-Current Systems9 r, T( P5 X, f1 T% ?, _8 s0 Q
10-106 Alternating-Current Systems
" n2 u: Q1 f l1 ?, l5 n2 d10-110 Electric Crane Circuits
" n# \/ `) V- J10-114 Circuits of Less Than 50 V7 m: O( g. }- ~4 @# k! K7 _ o
10-116 Instrument Transformer Circuits7 F# \& ^& F/ v6 R5 D/ S6 F) o
Grounding Connections for Systems and Circuits
Q0 }4 _' O% U' h10-200 Current Over Grounding and Bonding Conductors
+ w4 H" p" \/ g# ~' D+ d5 R10-204 Grounding Connections for Alternating-Current Systems
: h" h$ u2 U; I) N10-206 Grounding Connections for Isolated Systems
, v; t) |1 D) d/ t" y9 b) L10-210 Conductor to be Grounded4 Z! i$ B! p9 M4 a* k
Conductor Enclosure Bonding) f% t3 g t8 o9 A5 V3 p
10-302 Other Conductor Enclosures. @* K+ ^. {2 t
N 10-304
7 s5 F7 a' [& \Equipment Bonding
0 S7 n" [; T# |# ]* w10-400 Fixed Equipment, General
0 R6 G, {1 R% g: ^9 P* q X10-402 Fixed Equipment, Specific (3), (4)1 s; V0 v2 @/ U y8 w! T
10-404 In Nonmetallic Wiring Systems% J) r, ~1 j9 |, f, R8 h+ H7 Q
10-406 Non-electrical Equipment
5 C& r8 b* _( W: a1 p10-408 Portable Equipment (4)(b)2 b- V. H. @, ~8 R
10-410 Instrument Transformer Cases
; K+ S- j E" U/ l& p8 t/ l1 i10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
5 s E" x7 N* k# k) n2 N7 y5 v8 N: D10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V2 V4 O: o+ L1 `) P$ o6 Z! m
Methods of Grounding" _( ^6 o; U9 }: |
10-500 Effective grounding (see Appendix B)
4 ~6 R/ {3 |. l10-502 Common grounding conductors) J. N& z; \4 g# G$ h# l r( k
10-504 Common grounding electrodes
I% i% j$ s) f# W$ N$ P6 ?7 OBonding Methods9 X7 W) r( }7 n1 v
10-600 Clean Surfaces1 l- D! Z& ~( m3 E/ v5 W
10-604 Bonding at Service Equipment( H+ `) @" {: b1 \' l' u b, P
10-606 Means of Assuring Continuity at Service Equipment, X7 W' y% S; y! J3 I6 m
10-610 Bonding at Other Than Service Equipment- V- C. ~/ Y Z* V7 Y8 k
10-612 Loosely Jointed Metal Raceways
( w! X4 L; |1 x5 ?* L# z10-614 Bonding Jumpers Table 41& }5 l3 c* F* Z8 W4 J( F" |
Grounding Electrodes6 G. w$ S- F7 Z8 s1 V0 @) D
10-700 Grounding Electrodes
' r/ y0 B* q5 _% W5 }8 k10-702 Artificial Grounding Electrodes
& u. ^; u3 q0 p9 M* l7 uN 10-700 & 10-702
/ z+ G% V' ]8 ?. j10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
1 j6 W1 p9 Q) m7 F# c% K8 CN 10-702
. a) q% N% }" _+ o" ]- _4 p10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
$ p6 [. W) c6 z1 E0 S3 e- tN 10-702
! |4 E8 G9 h! ~0 }% t. w: |10-710 Use of Lightning Rods (Appendices B and G)
3 P: ? a$ x" {( Z) \N 10-7063 X5 M+ u* v4 ^$ d, L2 R# @
Grounding and Bonding Conductors+ Z& e# \' i" J6 I2 p
10-800 Continuity of Grounding and Bonding Conductors9 |0 i& J4 L7 W7 s2 D
10-802 Material for System Grounding Conductors
3 |( l4 s' t( E8 O' T, |" W7 |10-804 Material for Bonding Conductors3 w% u. {1 X* B) a1 t+ v, I6 K
10-806 Installation of System Grounding Conductors% H: X2 o8 b5 P) b% X3 C/ i D D
10-808 Installation of Equipment Bonding Conductors8 J7 S& n @8 P
10-810 Grounding Conductor Size for DC Circuits
! S/ x: x4 |2 U9 J10-812 Grounding Conductor Size for AC Systems (see Appendix B)' F/ I5 W L8 F
10-814 Bonding Conductor Size (Appendix B)2 J+ d0 y' W. \* x3 t, c
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment- [* D8 w8 r/ Y5 m: X x( b( a
10-818 Bonding Conductor for Outline Lighting
, o' c9 _/ j; t5 y10-820 Bonding Conductor Size for Instrument Transformers
4 E7 o N' |4 f2 h NGrounding and Bonding Conductor Connections
' z7 I0 U% G- E( h3 n: f7 H1 b+ X& a10-902 Grounding Conduct Connection to Water Pipe Electrodes
9 _: p& f- q, j3 ^7 N/ u10-906 Bonding conductor connection to circuits and equipment
% }2 y% X5 M6 F10-908 Grounding Conductor Connection to Electrodes4 t8 R1 C# U$ Z) ~$ O) q9 o) Y+ d
Lightning Arresters
% j+ a# l2 V0 B" x) x# A+ p" W0 l, |10-1000 Lightning Arresters on Secondary Services – 750V or Less
8 j) k+ F* ~( {+ V- _9 \% r- d
: P! d+ F7 P" A: T6 q4 ~2 WSection 12 – Wiring Methods8 v) F9 V, {, D2 @$ N$ A
Scope
) {4 Y( T) l, j3 ?0 A& |12-000 Scope (Appendix B)4 `7 V$ W% Z" G% j
General Requirement% N( K5 o5 p% r
12-010 Wiring in Ducts and Plenum Chambers
5 k X9 a, a, i; U% }3 Z12-012 Underground Installations (Appendix B)
' e9 j, f( D1 {12-016 Lightning Rod Conductors
! Q, X/ M6 w2 U8 HConductors - General# @: M# {% X: A+ N
12-100 Types of Conductors (Appendix B) Table 19
0 B2 B9 ?8 c/ Q: B% ^12-102 Thermoplastic-Insulated Conductors- O" U& x5 T- t6 B& K, L' L0 T R& N
12-104 Flame Tested Coverings9 K: M& w. C: {7 F9 d
12-106 Multi- and Single- Conductor Cables, ^9 v2 m c0 r. s
12-108 Conductors in Parallel (Appendix B)
5 G/ B2 G- c/ h) Q12-112 Conductor Joints and Splices
4 R- Z! P2 }- ^4 i12-114 Ends of insulated conductors
9 W2 h# U# R: K. m7 J- Z12-116 Termination of Conductors (Appendix B)" Y1 y4 [8 p- V1 X0 B4 u4 [
12-118 Termination and Splicing of Aluminum Conductors% H8 i7 I$ v- m7 |
12-120 Supporting of Conductors - Table 21" w& G6 J0 O$ R
Open Wiring
6 i- C+ @; W, @; ~3 u12-204 Spacing of Conductors; S/ c# a' g. E3 p8 { u& ~
12-206 Conductor Supports9 o1 k- z6 p1 o1 `
12-208 Conductors on Flat Surfaces
0 p6 U8 X- y: x" k12-212 Protection from Mechanical Injury
1 E1 q ?' `: B. ^* r) l! q, ~6 jExposed Wiring on Exteriors of buildings and between Buildings on the same Premises
+ [4 j5 ]) j- E# W7 ^& }9 S12-308 Minimum Size of Overhead Conductors
X' U( O6 { m- F5 I12-318 Use of Neutral Supported Cables
q+ {7 G; s: C' a4 ]0 H$ FNonmetallic Sheathed Cable
2 Q% B) d1 h5 T12-502 Maximum Voltage
: M" F" g( e a- }' p% R* p12-510 Running of cable between Boxes and Fittings (Appendix G); d: s, ~9 L% n3 C' C) k7 g5 j
12-514 Protection on joists and rafters: N: [, _/ g* ?
12-516 Protection for Cable in Concealed Installations (Appendix G)5 r: L6 `/ Q/ U$ p" y2 l% b
12-522 Where Outlet Boxes Are Not Required
; u0 K# g0 ?1 K* q. \9 k$ |Armoured Cable; c1 Z! l- k6 E! Z! W, D8 J
12-602 Use (Appendix B)
; A. Y# y% O1 l1 b6 |9 p5 Z5 y4 T12-604 Protection for Armoured Cables in Lanes0 N6 O- u8 Z4 O( ~" j3 v/ C
12-606 Use of Thermoplastic Covered Armoured Cable5 k6 G; F6 i" |7 K
12-608 Continuity of Armoured Cable
+ A \6 A. G4 `2 v7 w f/ C3 z12-610 Terminating Armoured Cable
* M5 k& {. G3 t12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
! ^7 o% ]: ~4 K8 [, C5 I5 S' d3 V12-614 Radii of Bends in Armoured Cables6 Q: V2 O% e$ f& m* ]/ G
12-616 Concealed Armoured Cable Installation2 [- s. n+ o6 @* P- H l) L
12-618 Running of Cable between Boxes, Etc( u* m5 ~9 ]& C# k) X$ @4 ^# s
Mineral-Insulated and Aluminum-Sheathed Cable/ Q2 R+ `: a% b S5 l5 w
12-702 Use% G" y2 c1 r) g& ^
12-704 Use When Embedded
1 } ], T# ^/ y, @, C12-706 Method of Supporting
2 n" m4 \9 H1 Y. Z12-708 Direct Earth Burial- T- r/ k: J) F
12-710 Mechanical Protection7 ^$ U5 U% B! q3 v. [+ W E. F) K
12-712 Radii of Bends
% q5 k* i" y$ E( s) A& _+ F12-714 Termination of Mineral-Insulated Cable (Appendix B), k/ p9 Q) F/ k4 C1 O
12-716 Connection to Other Forms of Wiring( u# L9 w+ `* z) u
Flat Conductor Cable Type FCC1 j/ G$ [7 p/ O, N$ s6 t
12-804 Use Permitted
+ u4 Q0 {8 M) a) i% O6 H% z B+ k12-806 Use Prohibited X8 @! v8 n' q& q3 G* W) C
12-818 Anchoring
8 w! r/ i. f# r* W12-820 Crossings1 V0 d3 n( Y. U) [& k( e& V
Raceways - General" s) B" D6 w3 }7 t7 O
12-904 Conductors in Raceways
9 r8 [9 s/ z- h |; z) q12-906 Protection of Conductors at Ends of Raceways
! F0 |1 [. _ x' |12-908 Inserting Conductors in Raceways
; A h3 v9 s9 f4 G12-910 Joints or Splices Within Raceways% M! e1 x, d; g! v0 }) M& j
12-912 Stranding of Conductors# s* D4 b( E# O" o7 i3 l2 P
12-914 Electrical Continuity of Raceways
( G- H N4 i- m7 w0 {: w7 }12-922 Radii of Bends in Raceways
" ^% T7 `* v5 X7 BN 12-922 Radii of Bends in Raceways Table 7: ]' a. f4 p+ l' C0 H' d. I* Z
12-932 Protection for Raceways in Lanes, H* i8 x8 m% u8 }! ^8 _, w
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
0 n4 L' z9 a3 m) _" a7 t12-938 Capping of Unused Raceways
( F3 Q4 N( C# ^4 m* _12-940 Maximum Number of Bends in Raceways2 c7 n$ R1 S6 p. Z' B
Rigid and Flexible Metal Conduit E' l: ?8 H9 n" w8 S
12-1002 Use
4 y% K6 Z& f E6 A12-1004 Minimum Size of Conduits
6 e1 Y& n, S9 _6 O$ }8 F4 ]. n12-1006 Conduit Threads (Appendix B)) e/ [! s0 Z, G3 R' o! s
12-1008 Thread Engagement
( o1 {" n# \' K+ U12-1010 Maximum Spacing of Conduit Supports4 W5 I6 r) _( n
12-1012 Expansion and Contraction of Conduits (Appendix B)
) u* ]' t! h+ `- i$ D' y1 y" ]12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 8 l W& ~! Z/ [1 u9 S! e
Rigid PVC Conduit and Rigid HFT Conduit
$ l+ i& ^2 h1 T1 w7 N+ f6 A" Y$ d12-1100 Use% i8 `" Z. Q5 o$ ?# |
12-1102 Restrictions on Use* X# [& c9 m8 h, V+ ~5 _8 }& s @
12-1104 Temperature Limitations (Appendix B)
+ \+ i) I+ O# X3 I% Q; [12-1108 Field Bends (Appendix B), (2)" q# M5 K- y- R& _; V
12-1110 Support of Luminaires
1 W" |- E9 T: P12-1112 Fittings
! B5 @3 M' R9 y- ~12-1114 Maximum Spacing of Conduit Supports: t' E" ~# R2 ~6 Y
12-1116 Support of Equipment( \$ s$ u* @. Y
12-1118 Expansion Joints (Appendix B example)! C7 h" k& l4 _- F s `9 h- D
Rigid RTRC Conduit) m7 y" |6 A, }7 \& T5 C
12-1210 Temperature Limitations
" [ K+ X. X0 K6 `# U# P# X12-1214 Expansion Joints (Appendix B)0 e" B) ^' A" H& U, {7 D
Liquid-Tight Flexible Conduit9 i" X: D$ ~: S6 D- X) C
12-1302 Use of Liquid-Tight Flexible Conduit* {4 I2 ]0 m* D+ } a7 g6 @2 B5 w
12-1304 Maximum Number of Conductors
. n, d$ \( q L1 Z- m M12-1306 Provisions for Bonding
/ d2 [: `7 s! ?# g+ }5 UElectrical Metallic Tubing, ?0 J' ~8 {- p0 ?
12-1402 Use8 }- }& v4 ?( Y) J$ {% X4 s
12-1404 Supports
5 _& ~% J0 U7 l4 J12-1406 Minimum Tubing Size
! D2 P5 c+ ]& e6 S12-1408 Maximum Number of Conductors! O0 t: \8 g1 i6 \, B
12-1410 Connections and Couplings: \; P! q4 v! V
12-1412 Radii of Bends in Tubing" K' i. B" A+ _) L
N Table 73 }2 O( N- U( `
Electrical Nonmetallic Tubing
! ~7 D' r6 `; U6 b1 K( O9 f+ }+ p12-1516 Provision for Bonding Continuity
@2 E/ s3 q3 e, ?N 12-1514+ f' t) a, a1 T) E/ O* e* [
Surface Raceways, I3 W( { o% B4 S! Q; S
12-1602 Use of Surface Raceway (Appendix B)4 z$ b3 b& }7 G+ f- e+ g
12-1604 Temperature Limitations6 x2 X4 T# P; i2 }
12-1606 Conductors in Surface Raceways (Appendix B)
& w4 h, K* U) K/ B12-1608 Maximum Voltage
) A9 _2 e1 j. J O/ b12-1610 Joints and splices
- e+ f% Z- A* N1 cUnderfloor Raceways
; [0 b. B0 i0 o% n8 a12-1712 Discontinued Outlets in Underfloor Raceways
0 X( u# Z$ H7 b8 Z0 yCellular Floors
. X2 ^5 y) X% D" R+ [1 x12-1804 Maximum Conductor Size in Cellular Floor
2 s2 H# l, O$ N2 J1 H* n1 t) o12-1820 Cellular floor discontinued outlets: V c9 q& Z/ \. g/ T. }5 ^
Auxiliary Gutters
/ w2 E9 z Z2 ?2 @5 X! }12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
2 F! u* Z3 S7 a/ ?) A12-1902 Auxiliary Gutter Supports6 K* P! u. s. l, v5 H. p; j, w- V
12-1904 Auxiliary Gutter Cross-Sectional Area
. R, V" u4 b# D) gBusways and Splitters$ `% G @& x3 f9 z- k
12-2004 AC Circuits in Busways and Splitters& Z1 \) V/ b' {
12-2006 Busway and Splitter Supports$ i7 F2 o1 S; N! z( r0 `
12-2008 Method of Installation of Busways
0 O' ~( I4 `- U* A4 e2 z12-2012 Reduction in Size of Busways
R% D @9 t* q3 V6 A- w12-2014 Length of Busways Used as Branch Circuits C; o' S4 }2 ]5 l
12-2018 Taps in Splitters
, h |" h+ ^; a2 A% I" u8 f" ZWireways w, k. P/ c# ^( f
12-2104 Conductors in Wireways, |' M! p. O. L' V9 H d
12-2106 Taps and Splices in Wireways
, b; q/ x# c# j Cable Trays
0 f, o/ G( }9 a12-2200 Method of Installation (Appendix B)
' @- S! Y( C) `. Y12-2204 Joints and Splices Within Cable Trays( c4 _! m3 Y" V: k3 g
12-2208 Provisions for Bonding
7 d0 }1 X: n. }0 f' z12-2210 Ampacities of Conductors in Cable Trays& U3 e8 l" a. q1 X/ r
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
" g6 @; E5 \( T, d; L& _; r4 Y12-3000 Maximum Number of Outlets Per Circuit: Q; d& H" l, A- G7 R. w
N 8-304: ?3 _- U0 x( m. H! C
12-3002 Outlet Boxes (Appendix B)( n+ W7 u$ f# q% C/ L' u" F3 P
N 12-30005 r3 V1 x) n. Z; u
12-3004 Outlet Box Covers* W: A6 G5 J1 v4 S/ R% T! A
N 12-3002
6 l9 v' \+ `1 @1 ?! C, }12-3010 Boxes in Concrete Construction$ Z, s. _4 \- \6 W6 C
N 12-3008
+ Q2 \+ H6 C6 [12-3012 Outlet Box Supports
- p5 f3 j7 x9 `7 nN 12-3010
. W A* t3 ~( ~1 x12-3016 Accessibility of Junction Boxes) }/ ^, V7 Z& C" V4 T
N 12-30146 U( d7 L# G4 V) `6 N. b
12-3018 Flush Boxes, cabinets, and Fittings9 k4 V- H3 \3 g1 F Z y
N 12-3016
3 b1 F7 S; r+ g' e! x12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
+ V+ j9 U( a% b. K/ S0 cN 12-3022& _4 R. J+ P5 Q. ~$ p
12-3036 Maximum Number of conductors in a Box - Table 23
& J5 C+ m5 |. S" d& {N 12-3034! y1 X1 c1 `/ B* V6 }1 H- |: a4 j
12-3038 Pull Box or Junction box Sizes
0 Z5 C/ M* N! s: m9 a& c! y5 DN 12-3036* h$ S6 T& ^' n& U5 H- x+ ~% j
$ [8 W1 v5 K$ a3 ?. A. gSection 14 Protection and Control( m I5 [/ A1 o# l5 Z) x
General Requirement6 `& P, N" t1 N. R5 [
14-010 Protective and Control Devices Required3 h& g# B; q: p- Z$ C' q0 m
14-016 Connection of Devices/ h* N& G9 M6 U# Y$ I% v
Protective Devices – General3 H5 \. J0 [8 c( @# ~# M" `4 i
14-100 Overcurrent Devices Required- ^% q5 m$ f; s' D; {
14-102 Ground Fault Protection (Appendix B)
: J) e& B: ^; K$ N14-104 Rating of Overcurrent Devices (Appendix B) Table 13& I8 E# b6 H B' P
14-112 Overcurrent Devices in Parallel
. E" E; G7 l+ UFuses$ b6 Z$ B! K8 B- e
14-200 Time-Delay and Low-Melting Point Fuses* l- o6 I- M& B/ P# Q* |$ A
14-202 Use of Plug Fuses n+ |: `4 C. P; }3 F' U% S
14-208 Rating of Fuses
5 @; \% R) Z, g: d- y4 _. O14-212 Use of Fuses (Appendix B)6 q g# z' m4 N3 H4 ]' `
Circuit Breakers
( r U; B* Q4 y" M1 @; x14-300 Circuit Breakers, General x4 c6 L" \2 d5 H5 R* Y! }1 n
14-306 Tripping Elements for Circuit Breakers
+ a1 ~ l, R( g2 b3 D3 o14-308 Battery Control Power for Circuit Breakers
# n1 L! B2 }6 o8 pControl Devices - General
. N8 t1 g9 ^! a; }6 l% K; [14-402 Disconnecting Means Required for Fused Circuits' }3 H' `( ]' U; }& J% l
Control Devices - Switches. [% n I7 B' o( S8 Q
14-502 Mounting of knife Switches% D; \/ t' `) U9 Q# u
14-504 Maximum Rating of Switches
& |1 _6 k) f3 U14-508 Rating of General-Use AC/DC Switches (Appendix B)
1 I- M& o5 ]5 B14-512 Manually Operated General-Use 347V AC Switches (Appendix B)3 l0 z) I& {6 y' y+ \7 A7 s7 t9 h' V
Solid State Devices3 O5 g2 Y: _# F9 ]( ?" J$ V
14-700 Restriction of Use5 e8 i4 n$ [1 e( c$ q3 X- J
14-702 Disconnecting Means Required3 s3 M! K& L }1 {1 V* D' {
1 f5 e H1 T- E' M) O9 _# E
Section 16 Class 1 and Class 2 Circuits
5 M7 Y4 I4 P" ], C5 yGeneral0 H8 e2 L$ K- |* e
16-004 Class 1 Extra-Low-Voltage Power Circuits. u3 Z& {, O Q$ \
16-006 Class 2 Low-Energy Power Circuits: }- C. t' v- r1 ~
16-012 Circuits in Communication Cables
% I. F, c; ?" i! I# xClass 1 Circuits
& W5 R1 L( r. Y) w16-100 Limitation of Class 1 Circuits! h6 p! i, h' w5 d
16-104 Overcurrent Protection of Class 1 Circuits" o; O- G/ A0 s- ]1 D6 L% z
16-106 Location of Overcurrent Devices in Class 1 Circuits
- u! X E% c( F8 T C/ H16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers* k: q/ z. k" z/ O
16-110 Conductor Material and Sizes
6 u% W t2 d# C( T; s( T/ T5 b3 m16-112 Insulated Conductors for Class 1 Wiring
4 f/ ^( g4 c6 D d6 }Class 2 Circuits F# W- J/ q9 q. \7 }
16-200 Limitations of Class 2 Circuits (Appendix B). Q0 W' C, ]0 _- ~2 k
16-204 Marking
( Y: v& C9 I" ?! n1 R0 Y% {16-206 Overcurrent Protection for Class 2 Circuits
2 |7 z# x$ O1 I% Y16-210 Conductors for Class 2 Circuit Wiring (Appendix B)3 v; \8 g, p% F! S1 t+ j) |# O
ELC: extra-low-voltage cable1 k9 U; ^, l( t" G }# e
16-212 Separation of Class 2 Circuit Conductors from Other Circuits5 y" b* z4 x- K9 `- t
+ g- z" K# ?4 Q. m2 Y, D% i" R
Section 18 Hazardous Locations
" m1 S1 i$ `1 o. P$ s; \Scope and Introduction# \: y* ~+ A P4 m$ h5 K0 H) a8 h
18-004 Classification% N7 i$ U" ?% M' ]. p" j8 l2 A
18-006 Division of Class I Locations (Appendices B and J)
3 V1 h$ R( x7 R( j# g* S; K18-008 Division of Class II Locations (Appendix B)
8 ~+ B. K. A/ _0 Y, v# v18-010 Division of Class III Locations (Appendix B)5 G$ L9 l9 j/ h
General
' j! h0 {' v$ f. U7 Q2 t& `18-062 Metal-Covered Cable (Appendix B)
6 g% V s: r' x' m1 pInstallations in Class 1, Zone 1 Location
3 c: J4 Y7 y! F& @6 ?18-108 Sealing, Class I, Zone I (Appendix B)7 h s8 b( |& e2 L' f0 G8 {
) b( P! O% d. z) a. d, _) R
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars% U; ^2 \* m, S1 v1 t7 U
Gasoline Dispensing and Service Stations
; u3 R; V5 o& Q20-002 General
- o- l9 P7 N/ G20-004 Hazardous Area (Appendix B)
! r/ F/ ~ t, z& d4 \5 C" X& NPropane Dispensing, Container Filling, and Storage7 ^' i* _) @- D1 `# E* M
20-034 Hazardous Areas - Table 63$ ~ n3 {4 k* ~% j
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
% A% q) J3 `; [/ w3 o ]# i20-062 Hazardous Areas
6 R6 R1 V% h1 g) nCommercial Garages – Repairs and Storage( G$ a+ J# u# i6 `6 |3 G+ G. V
20-100 Scope
1 X+ _" d5 F( ~6 Y& R. r1 n20-102 Hazardous Areas (1)
. P9 u$ X) n" o. X) _+ s6 G8 a0 W B, Z
Section 24 Patient Care Areas
# L' | Y6 y. [1 s24-000 Scope (Appendix B)3 k6 S& }, x' _
24-002 Special Terminology (Appendix B)
3 \9 L0 f/ n8 S3 T Patient care area
- H; N2 I( H& GPatient Care Areas# `% V0 H: `) ^ c3 x
24-106 Receptacles in Basic Care Areas (Appendix B)
* p- v4 I& y' A, \Isolated Systems
$ B8 n! c4 Q7 `; T24-204 Single-Phase Isolated Circuits (Appendix B)
! f8 G3 \3 X c24-206
. p! _) S; {* t |( Q& Z# B0 v, e2 ]) Y
Section 26 Installation of Electrical Equipment- O$ e& G* S( l# s6 L) z- E2 C9 t
General8 j" c3 O( t+ q1 c* c
26-004 Equipment Over Combustible Surfaces (Appendix B)# r5 N$ T' ?" F0 W2 z. \0 N: ]
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
! }9 S7 B, M; k0 Y' J Isolating Switches
+ G( }0 z# n& T1 R5 A26-100 Location of Isolating Switches
! N0 Z. l$ X/ u1 M) jCapacitors
4 c4 k, N; ~: l4 Z6 y+ \ _26-204 Guarding of Capacitors
* [1 F. z6 v3 X2 ?# R2 V" y26-206 Grounding of Capacitors
7 f4 n( R6 ~% g, Y' X" G5 V! u26-208 Conductor Size for Capacitors
+ f5 ?5 E: @- ?) x$ U! ^; Q( t26-210 Overcurrent Protection (Appendix B)
/ B, K' s) p# {' R6 `5 a5 u26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits& Y1 w$ U1 G( C7 h% T, T" W- p8 T
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits( I9 T2 @- _, \- o7 D8 X
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
; o& y) g z8 H" `% A26-218 Special Provisions for Motor Circuit Capacitors
) [/ L6 N7 _8 `+ w1 ^26-222 Drainage of Stored Charge of Capacitors7 i2 }8 j$ ~! i$ J# ^! @$ u2 f9 G6 T
Transformers( |$ c- D6 X: p# T! w
26-240 Transformers, General
$ b3 I6 o# t; l' t4 [% u/ [2 {26-242 Outdoor Transformer Installations
$ m' O; i! p- r% J7 @26-244 Transformers, Mounted on Roofs (Appendix B)7 E6 r" w' V' C s( [! d) Y
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)( @6 Y# `+ V' Q; d1 `% R
26-248 Dry-Core, Open-Ventilated Type Transformers. q' Z; ?1 r3 i+ n9 |1 T! N
26-250 Disconnecting Means for Transformers
) Q8 h- y- g2 L* R5 P, A26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V" I0 o0 z" G7 A7 e) q' A
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers3 _8 g) ~& b$ Q) Z
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
; w8 r8 ?% @; c: U* Y5 Y. }# M26-258 Conductor Size for Transformers
5 a4 \% S. X7 n3 o. ?5 f26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)4 T9 W5 y$ C" {6 B/ Z0 X. a) H \
26-262 Marking of Transformers
$ j1 o; J1 D8 S( }26-264 Auto-Transformers
! V) M0 s6 P& F/ D. J9 TFences
0 r3 k }5 ?6 S6 q0 H26-302 Clearance of Equipment - Table 33
$ ^( z' y+ K* d! rPanelboards% s [, d9 |+ P
26-400 Panelboards in Dwelling Units (Appendix B)- e/ C5 S7 w9 N# M
26-402 Location of Panelboards (Appendix G)8 f! w+ O) g, K3 w1 W
Lightning Arresters6 a. W7 a& ~$ Y! V7 X- e V
26-508 Connection of Lightning Arresters
G3 K( J1 v1 D i8 [Storage Batteries, q4 q0 W' s. ]
26-542 Special Terminology
/ G, R; w) _2 j& m' j5 b26-550 Battery Installation( w. _0 C) g0 I4 H3 P% n7 h
26-552 Wiring to Batteries
/ i0 o5 w, ]" a7 T$ qArc Lamps7 V% f. A' h7 @7 V8 [3 r
26-600 Location of Arc Lamps
4 L9 H7 r( x$ x3 \% f% G: ?26-602 Conductors to Arc Lamps
' ]; {9 | p* I; Z, a26-608 Globes and Spark Arresters
: L% M+ F/ |8 s2 }3 z9 lReceptacles6 ~. {6 T# U4 s& C0 G5 j% r5 K
26-700 General (Appendix B)
) _* k. ~& U* J( j26-702 Receptacles Exposed to the Weather
% ]/ t! [( i( yReceptacles in Residential Occupancies4 K4 P* D1 K" `* m( N# U
26-710 General (Appendices B and G)1 ]0 z1 }: |# A: @' A7 Q
26-712 Receptacles in Dwelling Units (Appendices B and G)# ^# i" r+ @+ {9 n
26-714 Receptacles in Single Dwellings (Appendices B and G)
3 x% K& U: Y' _- {* ABranch Circuits in Residential Occupancies0 p# V; b2 n8 E* z: o
26-720 General
' i2 r. K' o7 E26-722 Branch Circuits in Dwelling Units
3 W% g7 U: c8 C3 b( R' o) E26-724 Branch Circuits in Single Dwellings" P9 `; D' ^4 r, ]9 B+ o+ i
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)1 w* i6 \0 ]8 l- U
N 26-720 (F)
3 c f+ H2 M! S9 J% ~, b0 WElectric Heating and Cooking Appliances
* I" E" T" W9 Z' n7 a* M. A26-744 Supply connections for Appliances
' |$ u N# c% l" T26-750 Installation of Storage-Tank Water Heaters/ Q5 q$ x. o* y5 {
26-752 Infrared Drying Lamps
$ I" G" V3 A6 M; `4 ?
! _; D) D% D" m9 i% h' G! MSection 28 Motors and Generators, x4 Y8 o1 A! N& l$ Y8 t+ n7 S
General7 z4 m; X# g( Y4 [! A( }/ K3 i9 s0 n
28-010 Special Terminology
' {) e, O! |* t8 gHermetic refrigerant motor compressor
9 y1 y/ a5 i) Z' jLocked rotor current rating
" i) s8 |% v/ qService Factor7 i S$ _4 B/ D1 i
Table 44; Table 45; Table-D20 t( z0 M' M$ _3 R
Wiring Methods and Conductors
% G1 }% J" k& T0 G2 ?28-102 Portable Motors
" g6 L3 I T7 q) {28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity3 |& J+ }4 ~& K# l$ V( X
28-106 Conductors, Individual Motors
6 K6 [2 ^% s' b9 b7 B l28-108 Conductors, Two or More Motors
, G2 w1 Z" L5 L0 k( L28-110 Feeder Conductors
* ]$ A/ s$ G" ?- T) |4 _. \28-112 Secondary Conductors8 p( F S7 q( f; E9 l' h
Overcurrent Protection
- _, k G$ J; _+ h3 H, ]+ d2 X; b28-200 Branch Circuit Overcurrent Protection' ]5 I6 O3 a2 D* f0 U7 c4 q
28-204 Feeder Overcurrent Protection4 B5 l) z4 ?7 D7 h3 v
28-206 Grouping of Motors on a Single Branch Circuit5 ?8 f" l, F7 n9 o) P9 J
28-210 Instantaneous-Trip Circuit Breakers (Appendix B): y' b Q# u3 m- o8 o7 o% Q9 u
Overload and Overheating Protection
+ t( Q) R( b( j% g r! a28-302 Types of Overload Protection4 P; f2 o$ L6 L ^, ?, Q. q
28-304 Number and Location of Overload Devices (Appendix B) Table 25 |- M( F3 e% H# [' N3 F
28-306 Rating or Trip Selection of Overload Devices (Appendix B)
M9 Z) g9 ]/ R28-308 Overload Protection Not Required
% E9 P# v+ s( n- R% e7 F9 |& QUndervoltage Protection
1 }$ I: b! B, m/ P* e6 L28-400 Undervoltage Protection Required for Motors (Appendix B)9 v8 u7 D, ?9 F: q2 r' m
Control
6 o* l* N8 x$ L, R* v9 e28-500 Control Required
! j% J& u3 c& o8 O q* k28-502 Control Location
! q, A8 p8 R% O8 i28-504 Starters Having Different Starting and Running Position, g5 i/ e! c; B* A- X2 P/ S# ]
28-506 Grounded Control Circuit
/ o. S7 L/ G& gDisconnecting Means
+ t$ R$ b% N0 ^) E8 N+ C) B7 M. J28-600 Disconnecting Means Required4 v* P9 `$ ?5 \0 \! M* n
28-602 Types and Ratings of disconnecting Means (Appendix B)
$ ~3 S/ @. M' R28-604 Location of Disconnecting Means
/ [) N& ?' B. e9 r7 B" [ x& a( b Hermetic Refrigerant Motor-Compressors* w( z3 z# h2 E' s/ J, F
28-706 Conductor Ampacity0 v4 @$ t/ S$ e
28-708 Overcurrent Protection
( H9 u P# K* e' \' [, q2 s# K E28-714 Disconnecting Means
1 f; M2 S1 o4 Y5 v6 tProtection and Control of Generators9 ~( d1 F1 q' U" A4 W+ X3 i
28-900 Disconnecting Means Required for Generators( L" M& M% G: U2 O& H! j$ K
28-902 Protection of Constant-Voltage Generators
3 |9 x2 ]8 a D& f% p6 T9 J28-904 Generator Not Driven by Electricity
& ?2 A3 d- q2 q/ v8 B& t28-906 Balancer sets
; S0 u, J+ |4 r! w4 ?& p+ `28-908 Three-Wire Direct-Current Generators
( X5 [" F, N/ |
' J* j1 C+ r$ p/ @Section 30 Installation of Lighting Equipment8 r& j' f, H- t2 M
30-002 Special Terminology (Appendix B)
1 F) f# c$ p& QGeneral
; g% V6 F4 \. |% x$ y6 Z0 Z0 }5 A30-102 Voltage4 E8 T& d2 ^; y2 N4 j
30-104 Protection (Appendix B)9 [/ Y4 x+ @7 H2 H' G9 M- n" F
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment$ d& w& `( J& C. h) t c
30-108 Polarization of Luminaires2 [+ ]: z4 c) Y) W
30-110 Bonding of Lighting Equipment
* H4 ?+ v2 a$ }6 V) P) {; CLocation of Lighting Equipment
- _. s7 m8 l5 e30-200 Near or Over Combustible Material
. D! R' Y; K, V% m" ?30-202 In Show Windows
9 t+ Z T0 O4 M* t. T% n) c30-204 In Clothes Closets7 _9 @% ]% y/ n1 D ^
Installation of Lighting Equipment
" j. w" p7 v/ h. v' w( ?30-302 Support
* |3 z! g7 |! {: b$ W30-304 Outlet Boxes to be Covered
b' _! s6 @- u% r) x30-308 Circuit Connections5 N3 Y" W6 ^; m# r
30-310 Luminaire as a Raceway
( r5 G9 T3 w( Y( H' P$ y/ _+ A" e8 G30-314 Minimum Height of Low Luminaires
7 R1 o: f1 n5 E a! P# P8 K$ @30-316 Luminaires Exposed to Flying Objects
7 n+ ?# U1 Z. p+ z# y1 S6 d g30-320 Luminaires in Damp or Wet Locations. _* r3 J% J( e% S1 J
N 30-318
. u3 Y1 k1 B2 k- F( C+ B7 pWiring of Lighting Equipment* M: t- [# G! g$ b; R4 N6 @3 P
30-400 Wiring of Luminaires1 A. r/ ~; \0 l1 d: I
30-402 Colour Coding% ]- N0 ]# x: h* ^+ ?
30-404 Conductor Insulation e& ^7 _& n7 F
30-406 Conductors on Movable Parts) K) J/ h9 r+ w) l
30-408 Wiring of Ceiling Outlet Boxes. _. i6 F5 ?7 W. ?: f
30-410 Wiring of Show Window Luminaires, y% F7 ]5 A. p
30-412 Tap Connection Conductors# Z5 h7 M Q: t$ e+ s2 ? {% x
Luminaires in buildings of Residential Occupancy0 M1 S3 @! y" O m5 Z
30-500 Lighting Equipment at Entrances (Appendix G)8 E: c; ]7 k/ ^; y
30-502 Luminaires in Dwelling Units (Appendix G)4 {* x% [; X# B. T+ F$ E6 T
30-504 Stairways (Appendix G)$ j& U+ S% b d* S ^0 K) g) s7 ?
30-506 Basements (Appendix G)$ p6 p& E! p) p/ Q. k. o& R5 ]' r+ [3 ?2 K
30-508 Storage Rooms (Appendix G)0 S/ b1 x# h# s; p
30-510 Garages and Carports (Appendix G)
8 z" t3 Q# N1 t0 S% c% FLampholders* H/ @: V$ D% r! L- ^
30-600 Lampholder rating with Incandescent Lamps
: Q% @8 T9 q: c9 ^' fN CANCEL
: e8 u( Q2 B" p2 Q/ E30-602 Connections to Lampholders' N" B2 m! P& j. K" j
N 30-600
S! H2 ^6 e# W5 ]30-604 Switched Lampholders Used on Unidentified Circuits' Z2 K& P0 c* `- F
N 30-602
) Z+ z( D' x3 f$ V/ N30-606 Switched Lampholders with Pull-Type Mechanisms ]# s- E& [# W4 \
N 30-604
% ^4 U: \. u3 f$ F2 h30-610 Pendant Lampholders6 _5 b3 [# ^9 T) m( I8 r
N 30-608
- c S8 b% m8 _2 [5 [Electric-Discharge Lighting Systems Operating at 1000V or Less# ~- O0 E' F3 D2 C# `
30-710 Control (Appendix B)
4 X! E" [& o2 n7 r+ ^0 E30-712 Branch Circuit Capacity$ W4 p$ K# w/ Y" x% w
Electric-Discharge Lighting Systems Operating at More Than 1000V T* J' ?0 [0 N3 i8 V* {3 M7 u
30-802 Voltages, Dwelling Units
% b; }$ ~# V- K30-804 control (Appendix B)
' Z" J z. h& g6 S( e" PRecessed Luminaires (Appendix G)
( b# a, e6 n5 z! t5 ]30-902 Spacings for Non-IC Type Luminaires$ X h* b# Q( U( O# o
30-910 Wiring of Recessed Luminaires (Appendix B)
1 E( L& C7 d' X) e+ ]6 u/ Q2 v$ [Exposed Wiring for Permanent Outdoor Lighting
5 G4 a: C; U$ R7 K% p30-1120 Branch Circuit Loading and Protection/ v/ A0 {: [' j4 j1 E: z
Extra-Low-Voltage Lighting Systems& q6 b& S: |/ {3 n
30-1202 Sources of Supply7 J% J; @( n3 n/ k+ I0 o% ?. x
y& A; w7 g! m, f4 n7 T0 r
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G); P4 b! r! @; G% a- }5 v; P
Fire Alarm Systems
1 m' A7 J1 D* h% A32-100 Conductors" I/ z% l# d1 |8 O' o" q
32-102 Wiring Method8 Y( t/ ?% S+ g/ G2 X# G$ p
32-104 Equipment Bonding, }: _6 C) D( _# g+ k @) j
32-106 Electrical Supervision
) Y# V+ F/ j/ G$ [: p32-108 Current Supply7 x7 X; U8 H" U/ q0 N
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
. J5 D# s# \6 O' o$ O0 IFire Pumps
- c9 ]' l/ c& d! L* a32-208 Overcurrent Protection (Appendix B)& e7 M4 {+ }* G3 |
N 32-2067 n! c3 o% J' ]! n( a L
32-210 Overload and Overheating Protection (Appendix B)% X& s, S$ O4 J3 e/ u, G2 q4 l
32-212 Ground Fault Circuit Interrupter (Appendix B)8 m+ s7 e* R/ S- B& v
/ N0 e4 v9 `+ l2 c6 |
Section 36 High-Voltage Installations. T6 L) D1 o2 |( p9 L2 `
General3 V3 u" y" `4 @
36-000 Scope (Appendix B)
8 j6 l+ H$ h2 s' e0 a36-006 Warning Notices
- f- x% C9 E! H5 _Wiring Methods
) e5 n$ k/ _$ U: c; }, h36-102 Radii of Bends
% K4 C9 G! i% I2 {% E: e# K2 Y36-104 Shielding of thermoset insulated conductors
4 A. J1 d1 U2 v! [- o' w; V, f36-108 Spacing of Exposed Conductors (1) table 30, table 31
* o1 {( ^& ~4 O; ?8 n% o36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 348 p& q1 {4 V* I5 y
Control and Protective Equipment6 |8 X3 T0 I" w: T3 Z0 r
36-214 Disconnecting Means
+ s$ P0 i; m7 e! ~$ Q6 W# a4 X Grounding and Bonding3 O6 E# D; ^$ h+ }% i9 Q
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
8 X% k n- F% j% n36-302 Station Ground Electrode (Appendix B)" i" D/ J, E( S/ A' [( x
36-304 Station Ground Resistance (Appendix B)& q8 I& X; E& Y& l2 \
36-308 Connections to the Station Ground Electrode (Appendix B)6 R: \" E/ Y2 G% U/ F
36-310 Gang-Operated Switch Handle Grounds+ Q% H8 t/ D' M1 K( i: S
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations& R$ Z" g% Z" c7 q Z
7 R% N# P6 I& nSection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment7 P. l% f' u+ z
38-002 Special Terminology (Appendix B)
7 A. E- |# N( Z7 D' F R: J4 D+ u38-003 Voltage Limitations (Appendix B)
! J9 r. [8 }2 {9 ]% r38-004 Live Parts Enclosed
7 ~; V5 Q6 r1 l# u4 K; v' z38-005 Working Clearances, r) p) Q/ i7 D! w
38-011 Insulation and Types of Conductors
! x, K8 U# R+ d. V3 o38-012 Minimum Size of Conductors
0 I" C l) ]. R9 y" C% n. O. X" B0 u) q( I6 I2 o6 h
Section 40 Electric Cranes and Hoists
, j# J8 a* Z2 p+ M0 B40-008 Disconnecting Means$ L7 I4 ]0 _ r0 m
40-010 Main Contact Conductors
( S" f, l4 W1 `# @5 R8 x
0 P* ^2 v6 G* @% MSection 42 Electric Welders+ {5 d3 q, H3 ~% b
Transformer Arc Welders0 J6 p V7 X4 l, _+ ]
42-006 Supply Conductors' N5 V1 i0 @8 P; t; ?2 }
9 T) ~- k2 j5 W5 M4 [Section 44: Theatre Installations
' x- T; E7 n# o @3 GGeneral( P* Z. v7 |1 r: z
44-104 Number of Conductors in Raceways
U0 ~" x, ]: E( B3 J0 w44-106 Aisle Lights in Moving Picture Theatres
! C/ B' v: T. A& l7 h& Y3 nFixed Stage Switchboards) i* c ]* ~/ U
44-210 Overcurrent Protection/ T0 L+ b5 a$ C1 C
Fixed Stage Equipment7 ]7 `. \) _, N$ c: y j2 W
44-324 Receptacles in Gallery Pockets
6 `$ u% u% p) i2 k, r$ N: @44-326 Receptacles and Plugs2 n6 E! }' ^6 M% } o& r
, s( D; n9 S' D, ^/ Q
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
) C9 z, j8 P( v4 w8 fGeneral
4 c- Z9 s. \+ G8 b. `. @46-102 Instructions% X ^7 e; n+ f& @9 t w7 [
46-108 Method of Wiring (Appendices B and G)0 K9 d& C# N/ f) @% f: n
Emergency Systems
1 I3 A. ?' D, H% M; n9 H46-202 Supply (Appendix G)0 `; c+ B7 O0 T, [5 ?6 B
46-204 Control4 `& _# h+ Z, d q
46-206 Overcurrent Protection1 E, x% Y: O" _+ I
46-210 Remote Lamps1 C5 g9 j0 k" ]0 ?/ o
Unit Equipment
' D/ y; }0 j ^! |46-304 Supply Connections$ a" v' U3 Q% I0 k1 a: p4 E- Z
46-306 Remote Lamps (Appendix B)
+ r' ^2 N' O6 l) w# e' J& oExit Signs- n, f* O8 H/ R
46-400 Exit Signs (Appendix B and G)# j% |) S7 U+ v+ r
$ U: ?6 p5 G7 F, i% j
Section 54 Community Antenna Distribution and Radio and Television Installations! ], r6 D* w( g# r1 h i1 q
54-000 Scope
- y. ^% z) T, K) k54-004 Community Antenna Distribution (Appendix B)
0 `# A% l& _! r% n8 W- U/ [Community Antenna distribution! R( s( L% J' }% k
54-100 Conductors
8 G V9 Y, l# B! O54-102 Voltage and Current Limitations (Appendix B)
4 X# P/ l1 a" c; \# {7 \1 RProtection+ ~' U1 |( \5 ^7 i
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)% P: l( Z9 r x- w
Grounding
) B7 z6 U/ [. W+ J& R( x54-300 Grounding Conductor
: B( m* W# f# n3 lConductors Within Buildings! b2 V# D6 q' s* E0 X( T
54-400 Separation from Other Conductors
0 g* C, x1 V0 }& h% tEquipment
& m+ U) [( }+ u* @3 V& i1 D54-500 Community Antenna Distribution Amplifiers and Other Power Sources
2 l+ `5 S* `) u+ h3 _$ v* ?# q54-502 Exposed Equipment and Terminations
1 a: u T$ q/ `! U/ M
. o& ]4 ~( N1 ?/ Y6 M$ YSection 56 Optical Fiber Cables" t+ @3 _7 F$ m- ~: S
General/ @% j9 }$ W3 Z% d r0 t; R
56-100 Special Terminology7 L& U5 p( L8 H8 S, _0 L
56-102 Types
K# ]3 K8 |8 b) ^ t* G3 aInstallation Methods
0 C5 T$ y5 R' p# t! {/ ]' |56-200 Nonconductive Optical Fiber Cables (Appendix B)7 a% i7 x: `& p7 P( p' b
56-202 Conductive Optical Fiber Cables (Appendix B)
9 y' @. [8 z- d: H: u9 Y" v56-204 Hybrid Cables
5 A" K5 x% x4 Q" w56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
0 S# s* W( O9 I0 @9 @ J( c* c- B
9 v! b1 `8 o$ E) C- p1 o1 f# v. RSection 60 Electrical Communication Systems X" s6 f7 @- l$ Y5 Q2 g B
General8 M' \" a# s* v' t5 Y' n2 a
60-100 Special Terminology
0 o0 v- L M6 S: ~( sProtection% |8 X3 o1 P0 Z; t# |7 D' w! h
60-202 Primary Protector Requirements+ j3 y2 g8 D7 F" g F' i
Inside Conductors
! K+ g7 k# {% S9 R b! u" H60-308 Separation from Other Conductors% E4 d; w! l6 m
Equipment
) m8 y6 A8 i8 k7 b8 g- j! A5 P60-404 Exposed Equipment and Terminations
& r) E$ M% j$ F/ NUnderground Circuits
9 M) G3 S4 D4 `5 _60-600 Direct Buried Systems
k5 | r& P& F9 W% [3 T- {1 ~3 c. z% k! T: c' a- c: j6 @
Section 62 Fixed Electric Space and Surface Heating Systems( o4 p% U" @: X( d" H2 M
General0 I' c3 S9 a" k" d
62-102 Special Terminology
% ^( [2 z4 u1 U. F+ I62-108 Branch Circuits
) G) \0 F6 g9 R* }62-110 Installation of Fixtures
/ v; H$ s( [3 H; e62-114 Overcurrent Protection and Grouping (Appendix B) (5)
5 P, `' X5 l# c62-116 Demand Factors for Service Conductors and Feeders (2)
9 A, ?$ g- b5 X* o' B' |" o" O62-118 Temperature Control Devices6 d# g% o# x, s" ^
62-122 Installation of Series Heating Cable Sets (4)(7)" ~ P% M! l f/ r
Electric Space Heating Systems& m/ V5 e S3 [% D. u0 G! R% v' P
62-202 Temperature Control2 n) |2 r& I9 ~9 t
62-206 Proximity of Other Wiring (Appendix B)
$ N6 H. l0 P& r! k# c# U) R& e62-214 Installation of Heating Panels and Heating Panel Sets
; ~: D" M" i% m' L& [6 a6 v" d62-218 Series Heating Cable Sets in Cement or Plaster Ceilings3 W4 q$ _% o+ V- G) F
62-226 Installation of Under-Floor Covering Heating Panel Sets; ^% X/ i: \. i
Electric Surface Heating Systems
4 r% f) l- T4 U- P. q' ?62-306 Heating Cables and Heating Panels Installed Below the Heated Surface! m* k- ~* A- F& i: z- S
6 U t; J8 c( z* P R- q
Section 68 Pools, Tubs, and Spas( Z6 C3 S. |2 o- W3 S/ Z
General
! G& e+ O1 V( ?% x8 U1 H68-050 Special Terminology
( S9 s& j1 w- t1 D4 F: K) c4 Z68-056 Underground Wiring - Table 61
- p# J- Y! ], L% `- i6 r3 [68-058 Bonding to Ground (Appendix B)
3 L! ~# ^* T5 q! U! l: x4 f( j68-060 Junction and Deck Boxes (Appendix B)! ^9 i# |4 y# d. P" \$ [
68-064 Receptacles3 t" o) A- P, F c( n0 W5 }
68-066 Luminaires and Lighting Equipment y0 {) R* D: ]9 P K, `4 f
68-068 Ground Fault Circuit Interrupters (Appendix B)& v6 b* M' P4 n) K/ X
" i: |3 ^, I# o7 @% ^6 O; ]. USection 70 — Electrical requirements for factory-built relocatable structures and
" m6 s; x e; X1 _8 ^- |non-relocatable structures
' g9 P6 z& ]3 @: x70-130 Tests (see Appendix B). Y" S9 h% Q/ ], \8 c0 `
% m4 Z+ q" ?8 o( r* R) Q% ESection 76 Temporary Wiring (Appendix G)3 V9 u) _' _, H8 @( O+ m. @, N' I
76-004 Grounding8 z |! U( @; {9 ]. T2 @
76-008 Service Entrance Equipment
8 x v: f9 K! d6 p, mN 76-006& Z5 [2 ]/ V2 i' g/ R% r
76-014 Branch Circuits
/ `( ^' a1 Z( G1 I" F" VN 76-012
8 {& c4 v6 J% i; f. V+ B+ ~! S3 [/ T, E7 }; P
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
0 v7 @) S8 ^* C% D& {8 hMarinas and Yacht Clubs
" M5 ^7 }$ H6 Z! r78-052 Receptacles
0 }. }1 W! z% R78-056 Feeders and Services
$ m4 x% f% j; Y: _9 J0 M9 ^Marine Wharves, Structures, and Fishing Harbours) w& O8 j5 W5 B! G- ]( T/ }
78-106 Grounding and Bonding
8 b/ K. L9 I5 ?5 K5 U* p$ o% d& ZTables
8 G( Q( L% f0 A. }" }) [, [1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,653 L* U# e" [9 t, F" g' z/ r
( G7 } L4 i) \- `+ G8 q
Diagrams: 1, 2, 7
% |* d6 @! d0 b9 ~
8 [( s3 a$ C M8 @) `Appendix B0 {# |/ t/ [* A0 O5 d+ N/ J) V
P352: Ground fault circuit interrupter- 6mA; T% ]% J: Y+ L: j% R: o N
P354: 2-126 FT1, FT41 |# X5 I0 ^# z( m0 Y) Y
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)& l R8 ^+ J, O+ ^7 P8 d
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
0 O F) [. C' y( `# ~1 \P370: 12-1012, 1118, 1214 Example:4 z' v3 T, j% c8 u8 q; U7 _+ Q
P371: 12-1108. Y! Y" U ^% m+ t. h
P381: 18-108(1)(b), 18-158(1)(b)
) Q w7 J5 ^5 E8 n% FP386: 24-206
/ R1 m+ L$ u' M4 V. |0 |" nP389: 26-256
5 i( M; H; ^" `5 ]( lP391-P393: Section 28, Example to determine Motor Conductors and Protection
# H- H8 v9 ?2 u) c+ E% j- W. ?+ B/ X5 g! e" Z( }& |
Appendix D
: w) o& W: \2 Z4 ~- K2 qTable D1, D2, D3, D4, D5, D6, D7, D16 |
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