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Canadian Electrical Code Review Guide
. q; S" D! g9 J! R9 T( o& oFor the Exam of Electrician For Red Seal License
/ n8 j( Q4 J, t7 A0 l8 t& r F: o* I4 v; [1 g8 ~
Lesson One Y0 @8 B+ R' E) b
Section 0 DEFINITIONS
& z* I F$ ^+ ^# c% {2 D5 Y. ZThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:# K6 J( K7 v- I* z& n2 t7 @
Accessible as applied to wiring methods
- l, e9 h2 l' h0 z& N+ qAlive or live6 }1 a5 }; {- f+ B' J9 _3 }
Aluminum-sheathed cable
9 u1 c4 k7 }3 \9 NAmpacity
* R! J% P O% C+ A! q) N" f pAuthorized person
! }* y, G+ d) M# u3 W. F9 \Auxiliary gutter
* y* [8 N9 z: _AWG
1 F& D9 u4 k6 A& h; ~% uBonding
. H) e1 d: R( p7 `; T1 \+ z& QCable tray- i7 F* @. v0 f
Cellular floor' j* W3 y) X( J
Branch circuit
4 h' F( H# u ?: y, HBus# w" o( i8 [ D/ G. o5 U
Busway
) k5 B h: W9 s+ ?& VCommunication circuit
( o* d: X* O7 G& e9 i1 Z# e8 \Extra-low-voltage power circuit
* V: \7 @( c( P+ e) t9 v& nLow-energy power circuit
& Z: h+ U8 W: Z2 Y9 t! o: ]Multi-wire branch circuit
}- N% V9 }" t0 H e$ ORemote control circuit
: R; x) Q8 w% U. t' g% L. `7 n' u; USignal circuit
+ X2 T% v$ j% Y. c. iCircuit breaker
7 |+ R7 w# I# r( q: _; CInstantaneous-trip circuit breaker
* z9 W: q& u9 T+ D' @' \Conductor
# C* v- R- m+ W$ |Conduit) h/ Z5 V5 G# l3 h/ w8 s
Flexible metal conduit
5 E* M4 ~( G( u% p Liquid-tight flexible conduit
/ r) j' J4 D1 {+ {5 Q% ]. i9 e. M Rigid conduit
$ w$ h7 G# J" Y* p% Q7 A Rigid metal conduit
8 E' W4 a( W4 p% n# z; A. b Rigid nonmetallic conduit! A; o) @7 g# N, k& x
Rigid PVC conduit2 P% X2 f; v( E" i t
Connector
- N. t3 |# b! i" z Box connector% R |, t8 M6 J6 b+ z! |
Wire connector
" y% o& o( I5 J9 Z& l* {Controller
3 `' q, x% L6 r9 sDisconnecting means
8 ?3 v/ W- K( s6 n; Q7 RDust-tight& K# V8 T4 A5 o3 B$ S9 G
Dwelling unit
2 h: ~9 W- F$ g) {2 fElectrical contractor
$ e( q" k; m7 V, E! {, W0 tElectrical metallic tubing8 X& ?; ^- z) c( I6 J% E6 ~- Y! ~" r
Electrical nonmetallic tubing! g0 _! R4 O/ `$ f
Emergency lighting
H* C2 @& i0 F3 K1 A4 AExplosion-proof
9 {' ~2 S1 L$ k3 `" P: G* j2 HExtra-low-voltage power circuit3 B+ q4 ]- b u# O, @& i
Feeder
7 |2 ` y4 R7 C. P( p( vFlexible metal conduit0 I- K3 _9 \7 |! u1 m: J w
Ground7 b# f- \1 n# ]' R1 S$ z
Ground fault circuit interrupter
- A7 @2 h) V4 }7 g0 N0 NGrounded" N1 l( ]5 Q! [* s5 S9 E7 b
Grounding+ V! s- b ?$ n$ }9 y1 x
Grounding conductor& X5 v. r$ s! y, Y, `. k) c, J
Grounding electrode6 a* |4 G: g1 l! y1 i0 t7 h! y' {9 \
Guarded
8 {7 b% i+ X7 b3 U4 D" dHoistway% Z2 Y! @7 B; M; B9 u
Identified9 c4 w! u/ g0 X! ~
Lampholder
& R+ h# B: s- g2 h- a$ U# wLow-voltage protection' r& t( d+ I0 q, e2 f
Low-voltage release t" M0 x- [& m% @/ M
Neutral
7 d! c8 ^0 U* D* e; _Noncombustible construction
" D* u3 ?, x4 }& P/ D9 iOutlet
# T8 q! @$ q' x! I# VOutline lighting
. X+ a9 L1 I5 ?Over current device& T! H5 N* h9 z4 V; T
Overload device" Z& {/ A# m; R8 \1 l Z
Panel board; Z: L# {9 w0 p. K- m1 ^
Panelboard, enclosed
+ M& y4 p: T j3 P& N* D' _Permanently connected equipment
( O: c; y1 ]" l+ B: m7 O2 iPermit
" ?7 W, W e$ m) C+ q) yPlenum# Q5 ?4 M6 k F. D
Portable as applied to electrical equipment
+ N! F6 x# d: Y, V5 B) ~Portable ground fault circuit interrupter
$ e$ n6 @9 L" l/ A( G& `! ePower supply cord& R1 x/ }9 d9 X$ c" _! r
Raceway$ {8 u E0 _8 G0 ^+ W) e
Receptacle: u: D# L. p* k
Duplex receptacle
) X& A1 j2 [; @2 m Single receptacle
3 }' b5 L$ L3 Z8 q9 |" t Split receptacle) V3 V( g3 b- E" y- w- h0 Q. i' I
Service, consumer‘s
$ \3 ]9 Q0 n5 T$ k3 {( b/ ]' GService, supply
# m& b1 C1 L" Q; q' C5 g& g( xService box8 h5 _3 _$ h/ ]! G2 u
Service room T( {( G$ u7 A1 A
Single-dwelling7 E. A9 n- o$ N2 v" b# V' o$ t
Slow-burning as applied to conductor insulation$ t1 U) N3 h7 @0 m m
Splitter
! ^; P7 H3 F A! x+ L4 p. f5 uStarter( u N. J' b' J' F
Switch
( M6 ~; O8 N1 n/ l | General-use switch6 e4 h/ R$ c, `9 L
Indicating switch7 f: A- D x% @
Isolating switch
, w( R+ T* T' v( e+ U9 q+ e2 [% f Motor-circuit switch9 _, ]# O9 t% I1 I) j2 b4 x
System6 Z$ ]# f4 h' x* ~5 d3 G$ Z
Communication system8 \! a2 o, \9 ? C. v
Community antenna distribution system(CATV)
( M& B# W7 k/ J/ e; ~. Y Grounding system
4 \ [9 D1 N* c8 T. S( u. V) i- LUnderfloor raceway, f$ I4 y; O, S6 Z3 Q3 |- ^9 c
Voltage:6 s2 G/ @( d/ Y! e c; T7 Q
Extra-low voltage9 D5 g$ ~7 f/ t4 B2 S
High voltage* n! Y& Q4 I1 H' S5 T
Low voltage
4 |, d7 p0 M5 QVoltage of a circuit( U, n4 d* v& W# f; n
Voltage-to-ground% q6 ]! z) K- R8 V
Wireway
, w; w+ ^! f' `( z. c# u: j3 q4 G1 o# j) g5 s% x
Section 2 GENERAL RULES, T' E/ x; `$ a* s& H
Administrative
S9 {! x( _7 V3 T" b+ n2-018 Reconnection
! t g1 v5 q$ _2 u7 M$ w$ S) @$ T. k3 T2-030 Deviation or Postponement
# O, U4 E j. JTechnical General
$ H9 O# n' X" I2-106 Circuit Voltage-to-Ground – Dwelling units' n' B& u) L7 ]
2-114 Soldering Fluxes
3 b1 Y$ y0 [/ R' d2-116 AWG Sizes of conductors$ Q" l: P7 m$ i, \& y. q T
2-124 Fire spread (see Appendices B and G)) [* Q* c; C4 g% E" z
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)9 J8 V1 @: p; a) @( @
Protection of Persons and Property
% M, _1 N; E' ~$ Q- S3 m* k1 p2-202 Guarding of Bare Live Parts
, y' e" ~& \6 v( jMaintenance and Operation
* B- r) b0 V: \8 [' [+ f' B2-304 Disconnection) H: u' k, }; ^5 [- F( n
2-306 Maintenance of Live Equipment
% Z, {! h) `# g3 BN 2-306 Shock and flash protection (see Appendix B)0 d/ b! B, m9 F) {3 e/ ?! |& r
2-308 Working Space About Electrical Equipment: Table-56
& h9 s. r3 m; @, x4 W2-310 Entrance to, and Exit from, Working Space) p. ]2 X( Z9 Y
2-320 Drainage
/ Z0 V8 V. E4 O2 x2-322 Electrical Equipment near combustible Gas Meters and other Devices* [8 f: ^6 i* g! S5 @) |
Enclosures
7 O# u4 w0 V+ }- Y2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) ' E3 y0 I1 R6 f9 C* I
2-404 Marking of Motors: DP, WP, TE$ c" u8 x# n$ Q) }; l
7 V) Q5 h' f0 o1 sSection 4 Conductors ]: B# X# P$ g2 ~% ~
4-000 Scope
5 L- y$ y! E8 Z7 J4-002 Size of Conductors: 14#, 12#
' G' y4 a( P4 ?7 W4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36% D+ v; {$ D- d. g! Z& r- t
4-006 Insulated Conductors: Table 19! b% ^- [; j" L4 v- U
4-010 Uses of Flexible Cord: Table 11
$ b/ m" a. g& k: n' k1 P4-012 Sizes of Flexible Cord' s9 }2 ^9 O/ }, `: `! x! s& \
4-014 Ampacity of Flexible Cords: Table 12 u# L' E9 h/ r) y7 N
4-018 Equipment Wire
5 y' S+ ]* {8 ` x1 v- I! Z7 Q4-020 Insulation of Neutral Conductors
$ y% Q5 r+ r' q4 N5 o4-022 Size of Neutral conductor
$ z5 V% m* q9 L4-024 Common Neutral Conductor
2 \' D% g" F4 R2 V* w" E4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
. n- {5 n2 W5 H8 ]% ?- H4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
9 M& e6 c3 _; q4-032 Identification of Type MI Neutral Conductors
' g8 m L$ |; B4-034 Use of Identified Conductors A5 A* j2 f j6 _9 J8 m
4-036 Colour of Conductors: Phase A, B, C, …
8 R2 r2 Y9 W- c8 ^! X1 A
4 `; j; f/ a/ V$ I2 X; gSection 6 Services and Service Equipment
5 _" |* O' R5 cGeneral
~* }5 ?9 }5 B6-102 Number of Supply Services Permitted# C9 L q3 }9 S) L' f- v( M
6-104 Number of Consumer’s Services Permitted in or on a Building+ ]3 a/ e/ p0 F, h$ D" P( u6 U
6-108 Supply Service from an Electric Railway System- T3 \! b$ f" m2 ~9 C& ~
6-110 Three-wire Consumer’s Services
. D' n5 g, [* r9 Q6 }6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors7 ^6 C! E# V9 z( O% k h$ c+ L0 ^! s
6-114 Methods of terminating conductors at consumer’s service1 K6 D) d( I5 E. \ d
6-116 Consumer’s Service Head Location) o6 W1 }- e1 r4 ^
Control and Protective Equipment6 R ~8 K+ q3 z" d; t
6-200 Service Equipment6 ? d# z6 f8 ]; K. N" y8 u+ b/ M. `
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)! x) [* R; B3 z! k. Q; w/ b
6-208 Consumer’s Service Conductors Location
$ M' [" a8 }% P% [6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
- `: |! H! f; `/ `6-212 Wiring Space in Enclosures+ ?) d1 ^. C: z H8 Y
6-214 Marking of Service Boxes
; |+ N9 y) R0 L; Y2 ZWiring Methods; e- y) G1 W! o" |! S7 n+ ~
6-300 Underground Consumer’s Services1 ?2 ^2 u5 ]3 W, p8 V5 n( @/ C
6-302 Overhead Consumer’s Service Conductors
" C6 p4 G, x- y/ P* U/ `6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
5 z: S" D, G- x. e4 M6-306 Consumer’s Service Raceways
& ^. y4 y7 M4 R7 C/ i, k: B" G6-308 Use of Bare Neutral in Consumer’s Service
5 p. h: L( }) B6 \4 z2 B6-310 Use of Joints in Consumer’s Service Neutral Conductors
9 i( s3 p* e& h# `( y( {/ x& J6-312 Condensation in Consumer’s Service Raceway3 R% @' B: l0 r) G7 F3 T$ ]
Metering Equipment
N* n5 h* ]# Q6-400 Metering Equipment
R: i; C5 t' k7 i/ L4 t/ H6-402 Method of Installing Meter Loops4 g: Q7 \( J' |3 j, \# Y9 m e
6-404 Enclosures for Instrument Transformers: I# s0 o1 a& s- i0 o8 ]! P
6-408 Location of Meters
$ Q% |, S$ r& c5 e1 n2 w( i6 j2 j
: x J3 a0 r2 q3 K( c# R4 k5 ASection 8 Circuit Loading and Demand Factors
) c5 r: Y0 m, ~1 i1 XGeneral3 ^4 F. @6 j5 B$ T
8-100 Current Calculations
6 A j- Z/ u) M6 m7 J8-102 Voltage Drop ( see Appendix D): z* r; g4 @& U7 m! A& H% O+ i
8-104 Maximum Circuit Loading
* J- D# x0 P; N- ]9 o8 L+ c. c8-108 Number of Branch Circuit Positions& X2 e1 G* C& i3 E! l) X& K
8-110 Determination of Areas
. V! F. o( a" F. yServices and Feeders- y' P% d' K. I
8-200 Single Dwellings (see Appendix B)1 A* S/ t2 e' S
8-202 Apartment and Similar Buildings
- a- l% S1 z- \) [9 J8-204 Schools+ n! g" M R2 }$ g) {* r' y
8-206 Hospitals1 k# R/ x8 \5 N
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy6 [& e- ^4 z/ T! ?" t! [- |
8-210 Other Types of Occupancy (Table 14)
, c' [! M3 y% ^9 M8-212 Special Lighting Circuits
! \, i8 ]9 s, G+ \4 V# [Branch Circuits2 H8 D' [# m( R5 Q5 b4 e# C
8-300 Branch Circuits Supplying Electric Ranges
' t$ Y# A' V# S3 `4 o: x5 f8-302 Connected Loads& g' M% G+ r! d; R+ M# ~9 |' ?8 O
' @, x: l- W( o7 }Section 10 Grounding and Bonding4 W4 J `0 P8 K% I
Scope and Object
9 P( r& M C0 [" |, D# K7 i10-002 Object {0 R& y$ I! R' d( _ S
System and Circuit Grounding
3 h2 C- |+ L! D: m' _# O10-102 Two-Wire Direct-Current Systems7 A" q2 D* ^7 j8 N" y9 M: o. s
10-104 Three-Wire Direct-Current Systems
q( k. h( b) R4 ~0 A8 k7 D+ |10-106 Alternating-Current Systems
2 y. L3 i: c6 T& u8 F; o10-110 Electric Crane Circuits* r+ m/ q% M3 H0 V8 `
10-114 Circuits of Less Than 50 V/ o6 S) G* s# R1 z6 B
10-116 Instrument Transformer Circuits
: g7 i8 D B- A/ y, e1 C1 rGrounding Connections for Systems and Circuits/ O, w4 b1 ~1 a l {0 Q
10-200 Current Over Grounding and Bonding Conductors
J' E( n* {# t( n. i; U0 G I' p10-204 Grounding Connections for Alternating-Current Systems
+ S. z8 P. ]% `. F10-206 Grounding Connections for Isolated Systems" u7 T7 ~2 u' A
10-210 Conductor to be Grounded2 c* Y4 y" B% v7 |' ^" ]
Conductor Enclosure Bonding/ w% T1 m% q; R9 _3 j
10-302 Other Conductor Enclosures- {- b& [" o% r3 i8 e" k
N 10-304+ g5 l+ P. E; r% T% F* R& p
Equipment Bonding# X# e3 j+ G1 d
10-400 Fixed Equipment, General% u F% s" r( S5 H# Y! O; f
10-402 Fixed Equipment, Specific (3), (4)0 ]: Q# }( m, c# V
10-404 In Nonmetallic Wiring Systems
. K4 `8 k8 n( `3 C10-406 Non-electrical Equipment$ K3 u8 A% t6 ]5 h; U& {$ X v
10-408 Portable Equipment (4)(b)) Y7 v6 ^- }! O6 {9 V0 y( K0 ^
10-410 Instrument Transformer Cases3 N$ D5 l' d$ @% g- I0 m* F
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
- Q* ]5 `2 b0 m9 e# ^10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
% {$ V" Q9 m$ mMethods of Grounding
9 w! g) W8 A9 ^- Y, U1 j10-500 Effective grounding (see Appendix B)% R6 ]3 ~, |* A2 f/ F
10-502 Common grounding conductors
; D9 V. I+ j; ~$ C# A10-504 Common grounding electrodes
( g+ r U4 {9 [* [3 HBonding Methods3 Q4 `3 g0 t6 r' d0 I! r
10-600 Clean Surfaces( m- @. B6 ^- T
10-604 Bonding at Service Equipment
- H3 j% T, t+ w" t) }0 [. j10-606 Means of Assuring Continuity at Service Equipment2 }& K, D- z( S5 Z1 ?" j7 ]2 k
10-610 Bonding at Other Than Service Equipment" Q H1 y; N- ]& }1 P, e, s
10-612 Loosely Jointed Metal Raceways
3 S) R& s! @! t, M+ d) U- `4 e10-614 Bonding Jumpers Table 419 c- E+ J2 d+ [+ y7 [; N
Grounding Electrodes& @' y* t6 x5 }6 H$ r2 j3 l! U" A
10-700 Grounding Electrodes
/ S2 f& ]) u: n, L" W( x10-702 Artificial Grounding Electrodes; x `, c" C1 F$ d1 g
N 10-700 & 10-702' {% f/ k0 j6 |# R
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
4 \' r. _1 `$ q2 Y/ P. _! ~- }N 10-702% ^. f" R: b7 a/ k* Z
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
8 m* w9 R/ n Q8 m/ B8 n( AN 10-7026 k! _% Y* ?; e" w! k% h
10-710 Use of Lightning Rods (Appendices B and G)$ @- k1 F" \1 {% t4 z9 _8 g
N 10-706, k% S6 {& L( u. ]
Grounding and Bonding Conductors
3 n" t1 {: e# { m z1 Y& z& ^10-800 Continuity of Grounding and Bonding Conductors
. V: G* Y% r/ E3 r5 g10-802 Material for System Grounding Conductors
' b4 |- Z% W, m7 f/ L10-804 Material for Bonding Conductors
2 u$ p4 U6 I0 r" |; ~7 `10-806 Installation of System Grounding Conductors
9 }) ^ x$ d h3 D10-808 Installation of Equipment Bonding Conductors. j" o" }& }" u5 P0 Y
10-810 Grounding Conductor Size for DC Circuits, g' D! {4 `; L) s
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
; d/ V) F x7 Q$ C ~$ T10-814 Bonding Conductor Size (Appendix B)
# m+ [# t# u4 j0 a! L/ Z2 D# B10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment3 q& C' M' G) G1 ?9 `- X
10-818 Bonding Conductor for Outline Lighting
% Z# c: J, @; d ^4 v$ i10-820 Bonding Conductor Size for Instrument Transformers. K/ ^" u% `7 Q9 C
Grounding and Bonding Conductor Connections, q, p7 x. f a8 i4 u; T/ l
10-902 Grounding Conduct Connection to Water Pipe Electrodes
2 f6 `+ s; e- O: F! r- m, G& \6 i10-906 Bonding conductor connection to circuits and equipment# h' P8 y! ~+ @* |: i! `$ t
10-908 Grounding Conductor Connection to Electrodes
, K8 U: ~9 A' v0 j: U' vLightning Arresters
$ e1 P7 q! j2 C& m10-1000 Lightning Arresters on Secondary Services – 750V or Less
; T% g! X6 Z; I
- e+ o! r6 a: v: a: u* q6 gSection 12 – Wiring Methods
9 g+ q/ T @9 u A$ S# |Scope
1 o4 t3 `" @9 q) v12-000 Scope (Appendix B): t! f/ q0 t5 x3 E9 N
General Requirement6 W; ^9 Q T/ w3 M
12-010 Wiring in Ducts and Plenum Chambers
! \7 q0 g& c- `6 Y12-012 Underground Installations (Appendix B)
1 i( S8 D) w' v1 X5 V0 i12-016 Lightning Rod Conductors
9 Y2 E4 O* r) H' z) K* }, {; H8 t0 N* l9 jConductors - General
, _2 a$ K% n4 G$ L+ N12-100 Types of Conductors (Appendix B) Table 19) V$ ~2 N) \( x) I- T' l8 _
12-102 Thermoplastic-Insulated Conductors6 h) T9 g$ g1 o0 n/ n3 Y0 A* W
12-104 Flame Tested Coverings
$ a3 ?; G K; f6 j0 P/ e3 W% b7 g12-106 Multi- and Single- Conductor Cables
2 l# l! B1 O+ q& z12-108 Conductors in Parallel (Appendix B)
, N9 }' v, ^( }/ ?" N" a12-112 Conductor Joints and Splices& r2 [6 D" o; Q+ h+ o0 O
12-114 Ends of insulated conductors
! t1 J! h; P8 O* z6 ^12-116 Termination of Conductors (Appendix B)
" }# }5 b. U9 e3 C12-118 Termination and Splicing of Aluminum Conductors
& a- ], w& K; `, v2 H9 @& r% A12-120 Supporting of Conductors - Table 21
, d7 J( s9 S# g* H, B0 fOpen Wiring
: _. w1 K8 V x- A12-204 Spacing of Conductors: d6 K, S4 p# g
12-206 Conductor Supports/ z- g( l# z3 {2 S
12-208 Conductors on Flat Surfaces' I/ f# g: d! Y$ M1 @/ k. N' P9 s
12-212 Protection from Mechanical Injury
% g0 |. v7 Y! x( ~' l8 hExposed Wiring on Exteriors of buildings and between Buildings on the same Premises- z$ C6 T' _* c' G% d `: s8 p' ?
12-308 Minimum Size of Overhead Conductors! @; s) D% Q- m0 R3 @) G( I
12-318 Use of Neutral Supported Cables4 A& q8 |- K( @6 u7 d9 K
Nonmetallic Sheathed Cable
8 \8 |; }9 U2 v+ [5 Y4 l9 f12-502 Maximum Voltage
+ M$ ]2 ^ e$ Z. b t12-510 Running of cable between Boxes and Fittings (Appendix G)
2 W* g; a/ ?- u; s4 S5 y12-514 Protection on joists and rafters
5 u1 t& T8 c6 m5 Y12-516 Protection for Cable in Concealed Installations (Appendix G)
8 |0 `) l/ [0 I% m7 d8 G) `12-522 Where Outlet Boxes Are Not Required/ t }- V$ c/ u& m) y/ S% R4 Z8 [
Armoured Cable4 v) f0 \4 w. l6 _7 B
12-602 Use (Appendix B)7 g/ d( T- b/ P$ }8 U4 @) U
12-604 Protection for Armoured Cables in Lanes) F3 t# V# s0 ?1 Y
12-606 Use of Thermoplastic Covered Armoured Cable
: g' o% l( l Q: b: e4 {12-608 Continuity of Armoured Cable6 e& g0 e( O% c
12-610 Terminating Armoured Cable
: j% o' u3 V5 ?. P+ {12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
2 }0 d2 n+ a$ L$ N( k% x12-614 Radii of Bends in Armoured Cables) Z0 J3 W" ?$ J8 \! ]# M4 e7 Y
12-616 Concealed Armoured Cable Installation) q c2 _% P4 w1 v& s9 e5 `
12-618 Running of Cable between Boxes, Etc
- `: F. D4 N# n) V1 @) G: _9 uMineral-Insulated and Aluminum-Sheathed Cable* S# V2 q) X- z0 u
12-702 Use/ h0 f6 T, N$ F5 H
12-704 Use When Embedded% h2 W- A; d& ^& R3 i9 j9 X
12-706 Method of Supporting9 T) j- g3 ^) A
12-708 Direct Earth Burial2 k1 Q2 \0 E# ~/ A
12-710 Mechanical Protection
/ V& y5 S4 k% f; |+ d9 L1 m. ^12-712 Radii of Bends" A; C5 R8 j4 R& s/ X. _ Q2 I
12-714 Termination of Mineral-Insulated Cable (Appendix B)3 [8 G. k8 w$ F0 o* Q( j/ |
12-716 Connection to Other Forms of Wiring
/ {4 t! Z- e( F& v2 e* @2 ^Flat Conductor Cable Type FCC( J. Z; k. w# S* r! d; Z& B
12-804 Use Permitted3 l0 S F/ M6 m7 F
12-806 Use Prohibited1 q8 Z8 n! N+ p
12-818 Anchoring
$ A$ R7 p: ]8 [/ D( O1 o0 s12-820 Crossings! O! V) p2 I8 ^% G: F1 ^
Raceways - General3 J7 d. k) X' L' t* H( ~% U0 e
12-904 Conductors in Raceways( Y6 C- T R- N* \3 k
12-906 Protection of Conductors at Ends of Raceways
. P% d" T+ k2 N% T/ v* E12-908 Inserting Conductors in Raceways9 c) ?2 r; Y$ Y+ a3 L
12-910 Joints or Splices Within Raceways! u( v, V$ e$ \
12-912 Stranding of Conductors
. p8 }- }5 j/ j4 M! }/ m12-914 Electrical Continuity of Raceways
( r# T# J! {+ F' i1 ~3 `0 s* ]12-922 Radii of Bends in Raceways
4 D# l! P5 H2 B6 U" d3 C a! qN 12-922 Radii of Bends in Raceways Table 7# d5 @( h, v- H
12-932 Protection for Raceways in Lanes
$ v& j* l, ~6 H9 r6 i3 h) e% F; \12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)$ W& C" b% M! D8 U
12-938 Capping of Unused Raceways& u& V* W1 e; S" r6 i
12-940 Maximum Number of Bends in Raceways0 O; ?0 r6 Q: g8 F L
Rigid and Flexible Metal Conduit
, h/ i W2 S2 I1 w. H$ e! W1 i12-1002 Use
* K; D8 N& m) }" C7 G6 ~12-1004 Minimum Size of Conduits( @4 s/ L- f. a# q: T! W
12-1006 Conduit Threads (Appendix B). {$ Z- K7 v3 p; K
12-1008 Thread Engagement1 D0 I0 O3 D, t
12-1010 Maximum Spacing of Conduit Supports
+ f2 \" x# ^/ R% o; o12-1012 Expansion and Contraction of Conduits (Appendix B). z8 c; g2 R# K- z" x- I7 f
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 ( X4 Q1 u$ X0 @& [' s2 n" W/ T
Rigid PVC Conduit and Rigid HFT Conduit+ b! P# ^" S0 s$ K! o. P
12-1100 Use1 ?3 w0 p: T% n1 [+ Q6 x3 M7 Q
12-1102 Restrictions on Use
* r, P9 y( W. N8 i r0 q9 Y12-1104 Temperature Limitations (Appendix B)
+ c3 h2 e$ e5 Y+ W0 F8 ~% |12-1108 Field Bends (Appendix B), (2)
) Y' H! w9 I" n+ }& ^12-1110 Support of Luminaires
7 j3 t! H& ~) }4 w12-1112 Fittings: Y' \5 Y8 W& w( e6 A, g) V
12-1114 Maximum Spacing of Conduit Supports8 O0 G$ w& R5 C3 N: ^
12-1116 Support of Equipment
' F8 ^# ], e5 t12-1118 Expansion Joints (Appendix B example)
5 w% e" ?8 @7 `( JRigid RTRC Conduit: s* F" W; E& h$ `
12-1210 Temperature Limitations
$ ^" A2 d: X) }# g! M1 m; f12-1214 Expansion Joints (Appendix B)7 [) j d6 q( L5 G' w3 d
Liquid-Tight Flexible Conduit
3 p# T8 R* b2 \3 m! ]. K; U" ?12-1302 Use of Liquid-Tight Flexible Conduit6 c2 z! O. v, J9 Z
12-1304 Maximum Number of Conductors
, ~/ k! }2 A( y2 E12-1306 Provisions for Bonding0 ?: H+ I" C! E
Electrical Metallic Tubing) F0 i0 I8 p, M1 T1 B/ q" O
12-1402 Use* s3 D& T; W9 c4 T( n2 ~) `
12-1404 Supports. `4 E, j# v6 z: z8 [5 a% h% B
12-1406 Minimum Tubing Size* s* Y; U. N% Z. m |0 n3 B
12-1408 Maximum Number of Conductors4 m% C! N3 e* k
12-1410 Connections and Couplings
/ c. i$ P: r# I12-1412 Radii of Bends in Tubing9 D4 s1 R& @( `
N Table 7
1 n0 _5 t8 C9 Y4 N# P( S+ z CElectrical Nonmetallic Tubing
0 W! S) u8 W8 x, ^ Z2 k1 |- A. y, h12-1516 Provision for Bonding Continuity
' ?, l+ F# T) \' F$ v6 A' B* G$ cN 12-1514
# [0 A! S6 ^- |& @# lSurface Raceways
$ ]! N% l" q n: o+ |: V12-1602 Use of Surface Raceway (Appendix B)
- Y2 h B% K' I$ d12-1604 Temperature Limitations7 A+ a7 ~# d1 m' U8 v5 [
12-1606 Conductors in Surface Raceways (Appendix B)# i# o6 ?+ N8 g, p* P
12-1608 Maximum Voltage
/ g/ S7 O+ E8 e k- a8 b12-1610 Joints and splices
/ T3 m. J1 F: n z' d2 a8 \6 GUnderfloor Raceways" d! w5 A! E8 ~! ` W% z4 d& ]
12-1712 Discontinued Outlets in Underfloor Raceways2 e+ M) S1 a T* U; |6 ?; \: ^7 P
Cellular Floors
, K6 P; J- m3 ?& ~+ J) p12-1804 Maximum Conductor Size in Cellular Floor& M& L- @' I! Z) Y1 E
12-1820 Cellular floor discontinued outlets
# F6 Y9 G) B2 lAuxiliary Gutters
$ \, A* q' Z- e12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces/ j7 e# f! u) T% P. S
12-1902 Auxiliary Gutter Supports
# I I0 J* H. D7 {: B: h* z12-1904 Auxiliary Gutter Cross-Sectional Area% z8 G7 ~0 e6 B0 L( ~
Busways and Splitters
, t* `9 F2 g4 ?9 U# p# \0 s) E12-2004 AC Circuits in Busways and Splitters
# k4 U% {" m$ W2 z9 ^/ V' ?12-2006 Busway and Splitter Supports
: T# L) Z* ^8 d: ]0 a12-2008 Method of Installation of Busways) f, Q0 E. c' p* G6 @
12-2012 Reduction in Size of Busways
# Z9 B0 P( `9 P* O9 L12-2014 Length of Busways Used as Branch Circuits
! ?9 j& e( M" k& W# Y: [- E12-2018 Taps in Splitters
% R2 E9 v, l( g8 ~: M& G: X# p7 m) ?4 aWireways
/ t$ h/ O, P. n# U7 s12-2104 Conductors in Wireways
9 S0 b; q0 _- U% B12-2106 Taps and Splices in Wireways3 U8 ], @( T5 t u9 A* @
Cable Trays. z/ c* s2 x- l
12-2200 Method of Installation (Appendix B) ]/ H/ `0 w% `, k/ \' \9 r$ y% Q
12-2204 Joints and Splices Within Cable Trays- c3 Q( u% J+ ]: T v) `, z
12-2208 Provisions for Bonding4 Z% V8 [, l* f: Y' u2 Y; O1 J+ d
12-2210 Ampacities of Conductors in Cable Trays) R( }( j( e! [- B& x. i& e& |0 P
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
" J! s9 {" @! a% }6 Z12-3000 Maximum Number of Outlets Per Circuit
! n( ^* _( i) e3 A, D) SN 8-304& N2 U0 t, ^+ _
12-3002 Outlet Boxes (Appendix B)
! w5 E: ?+ b" v Y! sN 12-3000
8 k8 @7 a4 l3 \+ o$ y. d8 S; j12-3004 Outlet Box Covers
6 E) J$ X) N2 L! V& k; d+ D; fN 12-3002
+ [1 q2 A0 s5 g- F# N D, [12-3010 Boxes in Concrete Construction7 t4 v+ N5 v3 M- p+ S) m6 T+ [
N 12-3008$ Z: i8 ^! E: f( x( S& u9 A
12-3012 Outlet Box Supports" F% J5 r* |: H1 o
N 12-3010: l3 m9 l7 g7 o' W( m: K/ `: B f
12-3016 Accessibility of Junction Boxes9 Y8 `, B4 s# x9 X, J
N 12-3014
7 o5 V5 Q3 m) w' D12-3018 Flush Boxes, cabinets, and Fittings
& Z8 w$ [8 H" y( z$ IN 12-3016
0 v9 I1 B7 ^. G$ `4 c12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) 6 R8 O/ s. ~. R8 m* K: R
N 12-3022
' p: R( b# x/ x/ Y5 Z12-3036 Maximum Number of conductors in a Box - Table 23
; U3 K! q" O- zN 12-30348 Z ^4 m3 t* V/ _4 i! I
12-3038 Pull Box or Junction box Sizes
* J6 W) i) A3 N! O. S3 D9 U6 ZN 12-3036
7 r. L% ` X; @7 {8 k
% J$ Y0 @! e: y+ eSection 14 Protection and Control
; K# h( b1 H' p4 w1 p1 eGeneral Requirement
$ t% s' V, F! O- e3 m0 M14-010 Protective and Control Devices Required V% U0 p% {( ~# ^' z
14-016 Connection of Devices
- O6 ~7 g9 \5 Z Protective Devices – General/ s3 i. h9 U# K1 G, G0 |; z
14-100 Overcurrent Devices Required1 E( B* J; s( m) Y Q3 _# B/ {
14-102 Ground Fault Protection (Appendix B)
( O) V5 E7 U" H- r14-104 Rating of Overcurrent Devices (Appendix B) Table 13% ]* W l3 e9 _
14-112 Overcurrent Devices in Parallel1 z J* ^! R* @
Fuses2 L6 H& c$ P$ U" V8 b+ S N1 Z: e! r* d
14-200 Time-Delay and Low-Melting Point Fuses3 b) n: k$ Q! _! `+ ?) B6 Q
14-202 Use of Plug Fuses! h# Z# S* M: z
14-208 Rating of Fuses
9 j; ^' o& q9 J3 A6 l' K, O* `6 r14-212 Use of Fuses (Appendix B)
4 D$ V/ v& l6 B) k/ c6 |0 X3 s, ~Circuit Breakers
7 b7 M M/ g9 x$ c+ u+ a14-300 Circuit Breakers, General6 L5 t3 ?4 u7 x) Y# S
14-306 Tripping Elements for Circuit Breakers8 _- `. o% e& [
14-308 Battery Control Power for Circuit Breakers
0 K" _' o3 H& UControl Devices - General K8 O( g9 x) H5 O$ H* g
14-402 Disconnecting Means Required for Fused Circuits. d, ]/ C' E1 A
Control Devices - Switches' v% B2 F$ N4 n$ ~; H7 ~2 B' \0 _
14-502 Mounting of knife Switches {% j7 J+ F2 d) ^1 P9 ~' G
14-504 Maximum Rating of Switches- e2 i9 z ?1 A: v9 V) p% i/ ?5 d* K% I
14-508 Rating of General-Use AC/DC Switches (Appendix B)
" t2 j. V& ^$ ]9 _8 x0 @/ D3 m14-512 Manually Operated General-Use 347V AC Switches (Appendix B): P. X6 |4 R0 P/ i0 z" l0 @
Solid State Devices; H( _' B* f' K9 H5 n
14-700 Restriction of Use
+ P: k* x+ @/ k) J% Y5 d% n14-702 Disconnecting Means Required
3 B D0 j# j0 H& G* X. B7 X+ e% u. v8 Q3 |
Section 16 Class 1 and Class 2 Circuits, @" l% ^; E0 \# v2 z
General
. z, l+ r( ]2 q16-004 Class 1 Extra-Low-Voltage Power Circuits+ V/ b$ a1 Y4 p1 N
16-006 Class 2 Low-Energy Power Circuits* i7 Q3 ]! Y' t e4 m
16-012 Circuits in Communication Cables
/ `1 \" w3 Z! q8 r1 \# tClass 1 Circuits
8 e9 O5 P6 E( B$ |' x16-100 Limitation of Class 1 Circuits, d' B3 } f' n' M
16-104 Overcurrent Protection of Class 1 Circuits
$ _( R4 m& k8 r! X16-106 Location of Overcurrent Devices in Class 1 Circuits2 I+ t9 }. t! E
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
1 ?: w) C, a) o- W$ W: z16-110 Conductor Material and Sizes
* [8 ?$ t0 \# S2 l) o2 B* A$ d1 O16-112 Insulated Conductors for Class 1 Wiring
( J; O0 h6 v( sClass 2 Circuits
8 M2 S4 k8 @( }; Q16-200 Limitations of Class 2 Circuits (Appendix B)& ]- ~( p: t; M# p0 j3 p; W& R
16-204 Marking% r" q- l; ^% {# h) i
16-206 Overcurrent Protection for Class 2 Circuits
6 k/ N8 t3 W e4 E# F4 l% g16-210 Conductors for Class 2 Circuit Wiring (Appendix B)( y* n7 s( T) U* }7 N% g
ELC: extra-low-voltage cable
1 s' {% `! p$ ^) |16-212 Separation of Class 2 Circuit Conductors from Other Circuits
# h, f7 E) v* `8 I
% n3 E8 F! j- V1 XSection 18 Hazardous Locations- @% G/ ~* b8 u9 {/ q
Scope and Introduction6 S+ m" S F8 g9 P
18-004 Classification) Z0 O, w) z; F+ C$ v5 D* V7 U
18-006 Division of Class I Locations (Appendices B and J)
R) @9 S4 y1 S; h( `18-008 Division of Class II Locations (Appendix B)$ L7 x& V; \+ Q- `3 z' S6 \! p }
18-010 Division of Class III Locations (Appendix B)2 ~5 D5 z' ?! u! S
General- s( ?. y. [2 D' j- W2 Y6 g6 D
18-062 Metal-Covered Cable (Appendix B)
9 [- G& P7 M2 o: l3 F! `: CInstallations in Class 1, Zone 1 Location" o0 `! ^2 v& _0 H+ H ]
18-108 Sealing, Class I, Zone I (Appendix B)
' z- |" m. _4 Y1 @
9 t2 [. y4 f) S* Y) FSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
3 C- }1 Z1 ?: zGasoline Dispensing and Service Stations
7 z" u4 O3 c6 J6 R) x20-002 General, V% b0 t& q- V' o( H
20-004 Hazardous Area (Appendix B)2 j: Z* r+ P) d( D( R
Propane Dispensing, Container Filling, and Storage' ?& u, a" v+ B6 ^8 I
20-034 Hazardous Areas - Table 63; `4 i/ D4 s- b% M
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities) t: N% u! c' c" Z, G2 J. G3 d" ]
20-062 Hazardous Areas! e5 s( w0 I/ f" F* U
Commercial Garages – Repairs and Storage+ b! B' a8 h2 p
20-100 Scope
1 }$ C3 w5 Z" {; S, o2 j. o+ ^20-102 Hazardous Areas (1) 5 l4 D7 U' Y! V2 ~5 d) X3 e+ c M
# ?0 v) Z5 t, ~, k' O! _Section 24 Patient Care Areas
; q; Y6 s: L" {4 Y' ^7 E" ] Z. b24-000 Scope (Appendix B)9 L% b4 C; U% w6 Q7 h
24-002 Special Terminology (Appendix B)( X' L+ r+ f6 Q0 P4 n u2 F( d5 w
Patient care area0 t8 u/ R% y7 h
Patient Care Areas
1 n" y* I" V# R! N$ r# D0 D24-106 Receptacles in Basic Care Areas (Appendix B)
( v/ v; l/ P: {3 D' G# RIsolated Systems9 [$ [! L4 K5 h, R
24-204 Single-Phase Isolated Circuits (Appendix B)" T6 P) O6 z g! i1 a3 q- B/ h1 }
24-206, Q3 R* ^8 |( `; F M9 J
4 ]+ Q: D4 r+ f) k/ R8 _# E% h
Section 26 Installation of Electrical Equipment: U3 [7 v" p- e5 p
General2 ]4 n/ _ J8 m& p
26-004 Equipment Over Combustible Surfaces (Appendix B)
. I4 v+ N+ V8 \% {6 H. E26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
. D1 N5 M% ~% h. b% U; Y2 }6 ~4 }7 { Isolating Switches
- j0 }8 K& `8 B4 {; i; ?# B3 U26-100 Location of Isolating Switches
0 d0 ^5 [- G" ~/ o& \: A! fCapacitors* M, Q( z Y U5 M% s$ S: j- V! f
26-204 Guarding of Capacitors
& d6 R$ | b& ~- A. Y$ r) Q26-206 Grounding of Capacitors
7 ~: o0 f0 {5 W. c: e1 e26-208 Conductor Size for Capacitors" y( |- v1 Z" `6 m( p5 X1 C$ ` W
26-210 Overcurrent Protection (Appendix B)
* `# I5 W% F, y* K7 C# x26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
$ S- {, a8 d5 u: c$ O" W/ E26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
1 l8 R' ~! C3 d+ Z9 s4 p26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
6 R& ]; e U8 [9 W/ D" Z( r26-218 Special Provisions for Motor Circuit Capacitors
# G+ r6 _5 \, u7 Z S9 X) \2 Q5 ]26-222 Drainage of Stored Charge of Capacitors
5 I) Q* O6 H$ u6 H8 X' _Transformers! W' D0 n# e; \
26-240 Transformers, General
. z# {4 p+ i! G/ o26-242 Outdoor Transformer Installations, r/ X( C0 y5 I' D! Q( h
26-244 Transformers, Mounted on Roofs (Appendix B)
' H) _% x% A& x: m) C+ _26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
3 N% m- Q( c( I26-248 Dry-Core, Open-Ventilated Type Transformers
( y- H& j6 P2 }% x% T: y26-250 Disconnecting Means for Transformers+ ^, F- O z; R8 Y" N
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
: ~7 g5 N0 b) u4 _6 Y$ |26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers, E- R2 U( l+ ?* Z
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
; T/ w& A8 r4 s26-258 Conductor Size for Transformers
: B9 ~* h4 ^" ^# p* s* Z# }26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)' A0 S9 q2 k$ \# Z3 Y2 q' a* |( C
26-262 Marking of Transformers
( V y2 F j/ }! X/ D7 g$ r26-264 Auto-Transformers
+ A! }( h4 i4 iFences$ m) C/ C7 M# \5 ^7 x5 }8 u
26-302 Clearance of Equipment - Table 33) g% z( `: I( d- m
Panelboards
5 D4 G1 E/ E& |9 A5 Y26-400 Panelboards in Dwelling Units (Appendix B)2 A# e+ s _' T2 A
26-402 Location of Panelboards (Appendix G). k; n" [. b3 N' X
Lightning Arresters7 h) j8 d, q& t0 G J& u
26-508 Connection of Lightning Arresters
2 L! C, f% }5 d; ?2 j. ^8 _Storage Batteries. s% t* h" ^& b) o8 l; ~7 j
26-542 Special Terminology1 F% ]9 A3 N3 ?6 g
26-550 Battery Installation
5 [5 s; `; n% n; W26-552 Wiring to Batteries+ V/ x* f' _2 F. W
Arc Lamps- t6 L* {* F" t
26-600 Location of Arc Lamps! {3 ?6 @ x5 N
26-602 Conductors to Arc Lamps
% X8 b, c' Y/ K. [3 w' ^26-608 Globes and Spark Arresters! I# _$ v$ i: l
Receptacles+ A( Q" Q! z# H/ g4 U6 M
26-700 General (Appendix B), L) w& ]" Z* s7 l. G& w& f
26-702 Receptacles Exposed to the Weather0 c+ W0 e1 W2 ^, h( `7 {- e
Receptacles in Residential Occupancies
3 ^4 Z; h- t4 j! W! L7 B% d26-710 General (Appendices B and G)2 S' I. X3 ~, y- \/ I
26-712 Receptacles in Dwelling Units (Appendices B and G), b& P, y, @% z1 W7 r8 z6 [' W+ X
26-714 Receptacles in Single Dwellings (Appendices B and G)
& e+ x: G* B4 vBranch Circuits in Residential Occupancies$ @6 _7 S0 m" p& W3 c
26-720 General
' B M& U: i/ u4 h) |! b0 F3 M2 S26-722 Branch Circuits in Dwelling Units! M- {8 g. p6 j# x
26-724 Branch Circuits in Single Dwellings2 K& v b4 _! W! p
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
& v9 R- ~7 e) A5 e! d6 rN 26-720 (F)
8 Y! R' x8 k0 ^$ r q- r8 wElectric Heating and Cooking Appliances
0 E- J H9 s* z- h( h26-744 Supply connections for Appliances
5 Q+ K* u* h2 {1 V, I26-750 Installation of Storage-Tank Water Heaters I) a+ v% h: Q9 ~1 G1 N
26-752 Infrared Drying Lamps
6 D% l9 w% R1 X- z- ?, `' d2 }/ c$ {
Section 28 Motors and Generators
( ^- A( `6 O. u# K4 R) f! UGeneral
+ a3 w8 J9 m% n, k4 m8 {28-010 Special Terminology" e+ [2 l) j% u" b/ O a1 P. \
Hermetic refrigerant motor compressor
7 G& b0 E2 Z9 s) ELocked rotor current rating
. b8 }1 S) r! G$ W! p/ J* {Service Factor1 f9 ^: t$ M7 {) c) U) Y: j
Table 44; Table 45; Table-D2
1 O3 g# [% O, d' o( c/ ~& EWiring Methods and Conductors6 m7 _) o" X+ |! `
28-102 Portable Motors! }0 x0 l3 l y$ T9 v) G) M; V
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
0 L1 }. c( U+ s28-106 Conductors, Individual Motors
- w+ N( Z# e0 q! q: u; A28-108 Conductors, Two or More Motors
% U1 N" @8 ^( C- u6 x' |" [! z28-110 Feeder Conductors
3 @; o% y1 K' S! T28-112 Secondary Conductors
" I# I5 H4 w6 K6 k, ^& `- b: iOvercurrent Protection
8 K4 r9 }& B1 U28-200 Branch Circuit Overcurrent Protection
! L4 @& l# @+ U4 m28-204 Feeder Overcurrent Protection. [% a# F' Q4 j {
28-206 Grouping of Motors on a Single Branch Circuit
( | ?! ]& M y5 {28-210 Instantaneous-Trip Circuit Breakers (Appendix B)6 k# x! m" @8 _ S
Overload and Overheating Protection Z7 a- n" f/ g5 z" |
28-302 Types of Overload Protection
/ F+ b. v5 I' |% E5 a28-304 Number and Location of Overload Devices (Appendix B) Table 25
& J/ u( T, y- u) g0 i28-306 Rating or Trip Selection of Overload Devices (Appendix B). e5 i3 r4 u6 s( G% v! L% W q
28-308 Overload Protection Not Required
5 d6 m9 ^/ S; k1 ^$ c0 rUndervoltage Protection . \2 `4 e8 U/ F L" {( s
28-400 Undervoltage Protection Required for Motors (Appendix B)1 A7 y1 d- _2 Y. ?4 k; @" n
Control1 n5 d8 w) H, Y+ c; G* p- [' A
28-500 Control Required7 B r1 F7 [- I' T, Z
28-502 Control Location
% A; z# H: A! A. u9 d% O$ @28-504 Starters Having Different Starting and Running Position
$ _3 t% A. Q6 h3 e28-506 Grounded Control Circuit
9 s# F) ~. i7 [& o+ T r% l2 MDisconnecting Means
5 j" f) ~1 z. O. N, A" h: H6 r28-600 Disconnecting Means Required
2 O4 F1 x) y5 A! s28-602 Types and Ratings of disconnecting Means (Appendix B)
, R# `( p( `: m' g4 ~7 s! W3 a: i28-604 Location of Disconnecting Means
3 Z6 X1 K$ |1 ~) B) J$ U Hermetic Refrigerant Motor-Compressors
4 p4 M% C0 u! v! _28-706 Conductor Ampacity+ A; O- O4 g. Y7 X: j9 ?
28-708 Overcurrent Protection
! w! P& J- P5 z8 t" q6 W1 q28-714 Disconnecting Means
9 q- g9 J4 n. j( gProtection and Control of Generators
! F$ R$ L! @; ^ h7 D/ \28-900 Disconnecting Means Required for Generators( r/ ^4 }. Z' K( E. L G7 M
28-902 Protection of Constant-Voltage Generators
3 X* N& @' f, C28-904 Generator Not Driven by Electricity
$ `+ d3 R$ |! ?* ~0 A/ P28-906 Balancer sets* q0 [4 [" ^; a; T" o5 W
28-908 Three-Wire Direct-Current Generators
" {, P F& V) T6 W8 c1 a/ H2 A
/ ?1 E. M9 f2 j0 eSection 30 Installation of Lighting Equipment
/ _% p; P H4 H3 S( ?30-002 Special Terminology (Appendix B)
8 r& v+ ]; r$ \! A& ?General2 D" Z: ]1 s3 [: s
30-102 Voltage
* e: P' q z% M30-104 Protection (Appendix B)& d) s' n! r1 ?# s
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
/ y$ e" v, \% D7 p1 @# s: g30-108 Polarization of Luminaires- n1 q# @1 V- v* C+ i
30-110 Bonding of Lighting Equipment
% {/ G: I: z3 r' S. {) d2 MLocation of Lighting Equipment
( ?- o; U# W+ q- A$ E: _6 Q4 V$ j30-200 Near or Over Combustible Material5 M4 J( o; j% m/ y" P! I
30-202 In Show Windows
" X" x' {* G/ U6 J30-204 In Clothes Closets
- m. T3 o5 b% M; ~Installation of Lighting Equipment
; }. r$ [% O4 z30-302 Support
8 N& q0 s( t! L {: D' k30-304 Outlet Boxes to be Covered
+ L8 f& L, o9 {5 g+ h30-308 Circuit Connections+ \. ?) M+ W+ l( U" G
30-310 Luminaire as a Raceway
5 N1 @/ q [, {5 u* ~( M30-314 Minimum Height of Low Luminaires
* o" }8 q$ K) l! ?5 j {30-316 Luminaires Exposed to Flying Objects
( B! z' y) {+ r5 D$ f' q30-320 Luminaires in Damp or Wet Locations- k: c& }- V8 s2 K6 R$ Y! S
N 30-318$ T( w$ P3 j" L( M
Wiring of Lighting Equipment
+ x' y9 e! I V4 r6 T# a' T30-400 Wiring of Luminaires) o1 s3 w Z0 ^* {: p
30-402 Colour Coding' N1 |8 O6 m) N* }# X: B0 ^" z
30-404 Conductor Insulation. t; \5 Y) [5 Z9 c2 e; |
30-406 Conductors on Movable Parts! X6 \. u- j" R
30-408 Wiring of Ceiling Outlet Boxes
i0 a7 V0 b6 |' e) X6 E30-410 Wiring of Show Window Luminaires
9 \3 F9 l7 ~/ o$ K% X+ W% ?2 v30-412 Tap Connection Conductors
( @. n0 k( F' |. i1 ZLuminaires in buildings of Residential Occupancy
% S) b7 v) ^+ E, S30-500 Lighting Equipment at Entrances (Appendix G)
7 O7 B6 w! I2 ^1 ?30-502 Luminaires in Dwelling Units (Appendix G)
: ?5 k3 O* q- Z" R; E7 X30-504 Stairways (Appendix G)
9 F% O9 Y4 o% y% J* F( G+ U30-506 Basements (Appendix G)
* M! p% p6 ?! d; ~9 @; Z30-508 Storage Rooms (Appendix G)! V8 _; i% X7 J0 i
30-510 Garages and Carports (Appendix G)
; R: H6 [+ R! |5 Z* S% uLampholders
8 I( l7 U W( P: ~30-600 Lampholder rating with Incandescent Lamps
9 g& f9 E6 H" _3 W! m( d7 cN CANCEL
/ _0 U4 a, @. C- I30-602 Connections to Lampholders& x0 i7 d. E7 v6 R1 {
N 30-600
& H6 n1 o" E" j8 F! E7 i30-604 Switched Lampholders Used on Unidentified Circuits, S" F2 Y) U! v; u o" n
N 30-602$ B" }+ m: h F# c8 p, k) c: x& M
30-606 Switched Lampholders with Pull-Type Mechanisms" d4 U8 d+ }2 q$ G; d* @7 X
N 30-604* d$ ]& N6 H: B( p
30-610 Pendant Lampholders
0 [7 U# _& I y4 n- VN 30-608
, u, S( J' G3 w5 MElectric-Discharge Lighting Systems Operating at 1000V or Less
6 O9 B- y: M4 K, W/ H! k; A2 V7 W30-710 Control (Appendix B)
3 h' Z7 \/ V7 [, z30-712 Branch Circuit Capacity
8 ]+ V$ D3 w: A0 P+ H- o. uElectric-Discharge Lighting Systems Operating at More Than 1000V
6 H# S4 f( J& b* O% V# b; A8 p30-802 Voltages, Dwelling Units
7 E' f, b T- j9 q# Y* R30-804 control (Appendix B)9 {& \; O) `8 }' @4 f* I4 g
Recessed Luminaires (Appendix G)
; N* A7 ]) u }! o% E30-902 Spacings for Non-IC Type Luminaires
! N$ X4 x" X% @7 C. b) q30-910 Wiring of Recessed Luminaires (Appendix B); t; Q( V' M( ]; z
Exposed Wiring for Permanent Outdoor Lighting
3 F; \! C, }- F! |; H30-1120 Branch Circuit Loading and Protection
* [/ l( r% w% [7 ~# [Extra-Low-Voltage Lighting Systems# e) y% o3 l" s2 l
30-1202 Sources of Supply
6 [) L& O6 S$ z$ C J# B% _1 G( x7 j8 \
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)( d1 S: k2 }2 H3 @) l
Fire Alarm Systems
9 d: [( a( Q5 c2 d2 q- b32-100 Conductors5 P! i( i! t7 o8 `* [7 ^8 L
32-102 Wiring Method, L6 @8 P4 E6 |
32-104 Equipment Bonding
' A: `6 h6 i8 k) o+ w* X32-106 Electrical Supervision
- u$ b; C6 l* |; Q; ?/ m( [32-108 Current Supply
7 X' ~) Q# b# E2 V+ q+ C+ _( e. ?2 W32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
* }5 P7 k8 j' i' Y- B! I/ ?+ N& HFire Pumps
' a8 U2 \7 i( U5 \! f32-208 Overcurrent Protection (Appendix B)/ d8 v4 o5 w$ ^7 ^( {
N 32-206+ T1 o G6 S. @
32-210 Overload and Overheating Protection (Appendix B)
% B" v* x" d: V. i- S32-212 Ground Fault Circuit Interrupter (Appendix B)& [: R% U2 `& M
8 K. ?3 K `' C' d% O' o
Section 36 High-Voltage Installations
2 N+ m) v' w% }7 {General, G+ b# _9 M; j
36-000 Scope (Appendix B)
" v4 Z8 z% n/ H9 |& @36-006 Warning Notices
) i7 K5 b3 n4 C& KWiring Methods0 P4 E. Y8 K% \+ I6 ~/ [* y
36-102 Radii of Bends( u! p1 w6 M4 J; w
36-104 Shielding of thermoset insulated conductors( m& d$ j3 v7 x5 g1 }
36-108 Spacing of Exposed Conductors (1) table 30, table 31: `5 v* ~% S! s
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
# H9 ^/ |) z8 V/ M& RControl and Protective Equipment
% c4 |" B) \; V$ I36-214 Disconnecting Means4 t' R! c6 g# o f
Grounding and Bonding. s7 }/ ~! }* ?; w/ T* S: s
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
9 r: x9 i7 I! Z+ M/ V' B/ q36-302 Station Ground Electrode (Appendix B)+ `+ X7 E3 f7 i; r! z1 w
36-304 Station Ground Resistance (Appendix B)- Z- \7 [& C; K2 i% p$ f7 S' V
36-308 Connections to the Station Ground Electrode (Appendix B) m; x% c l8 n
36-310 Gang-Operated Switch Handle Grounds. S# p. g! T: B. r9 O: g
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations6 o5 r) P' I6 m% N, }, V" g
- {; e E8 D% C/ {# G/ D
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment6 O" U8 i" w" G8 ?8 r
38-002 Special Terminology (Appendix B)
; }+ o- |3 |, o# \38-003 Voltage Limitations (Appendix B)
0 X( A j2 i6 b6 t2 l38-004 Live Parts Enclosed/ s0 o9 n8 F- {. @! k
38-005 Working Clearances
( x# u7 j" k2 |9 H$ p t$ V38-011 Insulation and Types of Conductors) R2 w& g- s- A; _0 C1 b% C' ~& u1 L
38-012 Minimum Size of Conductors, n8 S% W( M9 H0 d* s: V
& d+ u4 u$ j6 ?/ b
Section 40 Electric Cranes and Hoists
8 N9 Z* Z4 G) T1 C+ X" ^1 j' a; S2 S: C40-008 Disconnecting Means' L9 D5 k4 M2 i H! h
40-010 Main Contact Conductors
* ?* N1 v, |2 h i, {: g2 z8 O8 k* o6 J$ a
Section 42 Electric Welders g+ }. t0 h/ ?9 Z7 R( I( E
Transformer Arc Welders# t) f1 m$ k, i
42-006 Supply Conductors2 K7 K1 \5 R$ d, J
2 }" q7 ]( f4 v. a" t+ j: W
Section 44: Theatre Installations
* ~3 M8 F; ^6 K6 v& zGeneral
5 v! Q( f1 Q# }/ j5 h44-104 Number of Conductors in Raceways/ E9 v: C8 ]* _: Q8 m. t
44-106 Aisle Lights in Moving Picture Theatres
5 g" l1 O$ k M0 N$ K% k& ~/ XFixed Stage Switchboards
. Z' t8 `0 h' P6 ?$ ^44-210 Overcurrent Protection3 b) v! y- q( f2 L" v0 v
Fixed Stage Equipment8 e: M6 W$ ?/ ?2 H! g. T
44-324 Receptacles in Gallery Pockets+ {( `6 L+ D0 B& }; c3 C2 m0 K
44-326 Receptacles and Plugs
, J `! }+ t# m) P; N# a0 m2 F
8 `1 A( Q. @1 I& K: u. ^9 X5 pSection 46 Emergency Systems, Unit Equipment, and Exit Signs7 R* R; }+ Y2 E$ [& I
General2 s" B+ M% t9 T9 }/ {3 p9 w
46-102 Instructions( I' z/ T2 C& j0 u4 g, b- A# G
46-108 Method of Wiring (Appendices B and G)8 m6 U9 s( z2 o# I6 g
Emergency Systems
5 L9 {: d0 ]9 G n7 A- n. f$ F, ?46-202 Supply (Appendix G); B+ T, ^# k; ?; A! R; S* w( ~ d
46-204 Control9 m0 L. ^# l) J j, K x
46-206 Overcurrent Protection. z: o) x' v A2 g' F
46-210 Remote Lamps
/ P+ S: U8 i1 b& Y VUnit Equipment
# X1 t! s* I- s$ T46-304 Supply Connections, [. I1 ?* [; |- g; W g
46-306 Remote Lamps (Appendix B)& I/ m+ g* f4 O1 g6 G7 w ^9 ]
Exit Signs
7 {1 A' L p: M2 K, \, c q3 R46-400 Exit Signs (Appendix B and G)+ {: k( d$ x1 ]6 M' n0 Y! d, ^
" |0 G& T9 L. ^; A! u1 P
Section 54 Community Antenna Distribution and Radio and Television Installations3 l7 D+ l/ n) t0 j; V9 {/ W3 B( r
54-000 Scope; }# Q. m9 p/ e6 \4 p
54-004 Community Antenna Distribution (Appendix B)5 x* R; j: H! Z
Community Antenna distribution. `4 D( w4 [9 X" W, W" X* e- S* I
54-100 Conductors( [6 j! [( k4 f7 r9 Y
54-102 Voltage and Current Limitations (Appendix B)
% f5 i2 g" d7 \, s6 `Protection* u) K ]! e7 _8 Z
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)+ p; h# B! G9 f8 a5 q' D
Grounding
) I3 h! N9 f2 i4 X54-300 Grounding Conductor
( t- _. E" [, V5 I( O5 KConductors Within Buildings4 ?$ s: d0 J8 t }6 C
54-400 Separation from Other Conductors
$ Q Z# }5 j. R# @) L, @Equipment$ K; A$ b3 [) J6 ^
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
( s6 g8 t" w3 E54-502 Exposed Equipment and Terminations9 {" i6 G$ S" N9 l
3 u v2 i; h# gSection 56 Optical Fiber Cables
# B8 i! i0 @9 J8 UGeneral
. l# J/ H! F m7 ~( b' c4 o2 ?56-100 Special Terminology6 B* c; K1 i2 ~5 F
56-102 Types1 J7 t& Q; S2 x( m. |0 R
Installation Methods
( B% y p: [# f! z$ ]5 o56-200 Nonconductive Optical Fiber Cables (Appendix B)
/ G6 f* q& B7 h! ^, g56-202 Conductive Optical Fiber Cables (Appendix B)
# Z$ v9 x7 l5 s4 g1 y: U: C56-204 Hybrid Cables3 ?/ C) S4 i. k7 z
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)! T9 z; w- f( `- P8 n9 k) I; q
( A0 D( B+ T: @. g+ l/ Y0 @Section 60 Electrical Communication Systems( V9 V. k0 `0 U7 v
General
. C& `5 O( Y+ u+ E+ L2 B60-100 Special Terminology$ V0 g3 n# C' Y" N3 u0 x
Protection
5 R1 W W4 |, U7 Z2 i2 E9 B( Z60-202 Primary Protector Requirements
* t. ~1 W* A" L, y: Q0 v3 A4 A7 s6 X& oInside Conductors
0 u, h8 L+ o% h+ m5 m1 Y60-308 Separation from Other Conductors" J) e0 a: ]7 J7 w# J# c
Equipment3 S' R7 x: v7 q! V$ B# U9 H
60-404 Exposed Equipment and Terminations
/ C2 A9 U' Y- [- Y6 WUnderground Circuits
( l: e0 q- @0 t6 X6 [# x60-600 Direct Buried Systems
, J3 _% @) K( r# v
# V- \. a, e2 {; f% m( G: \Section 62 Fixed Electric Space and Surface Heating Systems
* t G) |$ M3 n: T) vGeneral4 z; {4 ]4 Z/ z6 ~- d
62-102 Special Terminology2 @8 b* g6 C7 A, {" V+ o, u
62-108 Branch Circuits
; ~1 @6 X' c+ O- ?- {' ^: G' J. j62-110 Installation of Fixtures
6 v% N, w! l3 }. I2 } M; M62-114 Overcurrent Protection and Grouping (Appendix B) (5)5 G f) f* ?. y6 [- f/ z. }
62-116 Demand Factors for Service Conductors and Feeders (2)4 n9 _: P# M% k {2 l9 [
62-118 Temperature Control Devices
5 E3 p7 @# D% L6 N* c& ~3 D62-122 Installation of Series Heating Cable Sets (4)(7)' w' j- M% V( y2 m p
Electric Space Heating Systems
$ ]8 T7 i! F4 ]( F- G# y1 B! ~ ^62-202 Temperature Control
% X9 a+ P i d- Q! z8 d62-206 Proximity of Other Wiring (Appendix B)& S+ p8 J* x3 |* N: n
62-214 Installation of Heating Panels and Heating Panel Sets
" W B$ |7 u! H) l( ~) v62-218 Series Heating Cable Sets in Cement or Plaster Ceilings. {7 S, H0 }. B/ k3 `
62-226 Installation of Under-Floor Covering Heating Panel Sets# z! g, {# t) j) `7 b. c+ [7 s" u4 E
Electric Surface Heating Systems9 V8 A' N4 l9 u+ F: k6 S: G) P
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface6 ]1 b U7 x w( ], I( }% E1 P) w
& h" O2 p. z" U: b% f7 H2 R
Section 68 Pools, Tubs, and Spas
3 k' N6 v9 o5 h/ E- jGeneral
, p/ V0 S1 T L( t" K+ l7 _6 Y. T68-050 Special Terminology, ?8 Y* h8 a7 K' G( V
68-056 Underground Wiring - Table 61
) M" _- {' m* L6 B68-058 Bonding to Ground (Appendix B)4 o' o" I* @8 a% o. ]0 V
68-060 Junction and Deck Boxes (Appendix B), V% S& K9 }" h$ v$ N
68-064 Receptacles7 v! I1 E# f5 g3 G6 \1 g. N- K
68-066 Luminaires and Lighting Equipment
3 u; v8 P: C6 h& _( ~68-068 Ground Fault Circuit Interrupters (Appendix B)
! q2 a! X6 y. b) u6 y: q0 k9 D5 x# d' C, R+ J
Section 70 — Electrical requirements for factory-built relocatable structures and 4 d" ]; x# ^" l0 T) y* F
non-relocatable structures
# U" e& H8 L3 S70-130 Tests (see Appendix B)+ p3 H2 _$ Y6 c. k+ s+ f
8 ?6 ^" p8 E( m$ v& V1 hSection 76 Temporary Wiring (Appendix G)" c# y7 \# ] T$ q/ K% F$ u& a2 |+ q
76-004 Grounding& V: z9 o: q# ^/ q
76-008 Service Entrance Equipment( D: S7 G, ~( n: `1 K( f
N 76-006
, K! G6 t8 ~. y/ Y6 ^& W76-014 Branch Circuits; k$ R8 l+ `: V) U, p8 U @% Z! Z
N 76-012, w) _/ }" P% f& J$ u+ J8 ~
+ _' b2 k5 M7 Z, o
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
$ w* y. g" k% H9 F. LMarinas and Yacht Clubs
& }' z+ X9 Z& |% @/ Y$ M: M78-052 Receptacles
: H7 l" u; s* ?0 u/ ~78-056 Feeders and Services
9 D# _# r5 G7 A- x9 J6 u, u) TMarine Wharves, Structures, and Fishing Harbours
& F* T- F/ u& F3 ~5 g4 V/ C! f78-106 Grounding and Bonding
' y; F/ G' a, @; @9 hTables$ \8 R6 t4 |' M9 m' {7 j
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
# _; n \' E! H. T, I& k% C& M' {9 J. h# E2 _* L( C
Diagrams: 1, 2, 7
' c6 q4 H5 U- z: Q4 l/ z
. s! n) i0 C7 i/ H% a$ V& B, n+ A! cAppendix B
2 n5 o; ?4 d2 E9 \5 DP352: Ground fault circuit interrupter- 6mA0 x8 ~9 Q, E$ I8 D. C+ O! ]4 S
P354: 2-126 FT1, FT4' @$ s/ T9 P+ n& D! j$ m o
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
3 X. i" R2 c9 `3 ]: E; S: ~! hP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
" W. [- ~" P7 a+ XP370: 12-1012, 1118, 1214 Example:. y/ N1 J$ S4 J$ v" x( q
P371: 12-1108, _5 g* |/ p8 B7 B* X8 i" @: `; t
P381: 18-108(1)(b), 18-158(1)(b)
. L: c' K- B% h6 F& ~* o1 _P386: 24-206
% I- r0 K; r. g ~6 t+ G+ TP389: 26-256$ R5 [9 e' }( N. y
P391-P393: Section 28, Example to determine Motor Conductors and Protection
m1 S2 T% O% c& A- d. \' G2 s( \" V& N! [# q$ B
Appendix D
6 p# y) D/ }" k) G% P! ETable D1, D2, D3, D4, D5, D6, D7, D16 |
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