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Canadian Electrical Code Review Guide. b4 J1 D. M# y; q, H k
For the Exam of Electrician For Red Seal License
. n# g: i* [! v9 |- N9 h' U" {/ C1 M' L2 Q+ G C/ M
Lesson One) x7 k+ q% w. v: d3 c
Section 0 DEFINITIONS
4 Y4 r+ q( ]1 |3 V( _7 kThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:: T3 ^- @2 T$ @3 c+ R
Accessible as applied to wiring methods
. ]% ?) w3 a& `: K' C4 ?Alive or live1 \/ D; Y) m: x: X) O
Aluminum-sheathed cable
* e" u4 o/ z/ F7 q- ^4 m# UAmpacity! q0 ^3 k/ D4 m7 B' q: y; P
Authorized person
1 j6 ]& w3 T* m2 h6 uAuxiliary gutter' n' | I3 y7 Y1 D
AWG
! s {! h' u& {7 e8 z- U3 {Bonding
3 U& J% m* a4 ACable tray Z& N0 H+ W9 o! @
Cellular floor0 ?) x0 O; {% I
Branch circuit% z, J5 V9 u! m, @
Bus
+ k- m, a2 m0 E8 \Busway
8 Z5 j6 Y; W( }+ _/ \# Z9 r) u6 NCommunication circuit
3 Z4 }0 \- B* Q! B+ G$ xExtra-low-voltage power circuit
4 a5 J+ \1 s1 E: ^% \& ^, }5 f; X) D/ r/ eLow-energy power circuit- }" E/ r* q& r; u9 c6 R
Multi-wire branch circuit1 g8 J7 `1 c7 f% X
Remote control circuit$ G" B$ d* T4 Z3 Q
Signal circuit
4 G6 C+ @- f2 e' u YCircuit breaker
* p0 T! e ?/ C4 m YInstantaneous-trip circuit breaker
& K; P" A" K# Q4 v& d6 g1 `0 cConductor
& J \$ Z- @, w+ E7 f$ cConduit
& e1 k% S" R0 @ Flexible metal conduit
6 {; q' h+ q: C1 Q* d8 ? Liquid-tight flexible conduit
" I. A3 ` f+ B# t( B( L Rigid conduit* d0 @# U7 E! G) }3 o( S( p
Rigid metal conduit
7 A# ^6 ?; z3 E- I3 l6 a; w Rigid nonmetallic conduit
! L; }. a2 J3 S Rigid PVC conduit. z. w5 K @+ ~; H1 ?8 S1 S
Connector7 m" O' K- W4 ^) `
Box connector
* D" g$ c# T8 q) v6 F Wire connector& _, q! _/ f* ^* ?, O
Controller
% n# g+ j r0 w$ W, U' ]) a/ v6 KDisconnecting means6 e8 Z7 e- p( b2 J A
Dust-tight
, W: M% ]6 Z9 G0 @) ^1 i; B5 ~7 MDwelling unit1 e) x0 R* A4 r* T
Electrical contractor
/ Y0 z1 y) v5 e9 r, ^* yElectrical metallic tubing1 }! K7 j& d8 D0 }; N- ?6 f: T
Electrical nonmetallic tubing( G" V+ g% ~6 L2 |: @
Emergency lighting
- Z/ J5 J. p6 n, W5 |" DExplosion-proof
; z) S; _" M+ x* _9 i7 |9 Q9 ?0 {4 tExtra-low-voltage power circuit
% @( g2 ]" P, EFeeder
. v/ E: i, R4 z& [Flexible metal conduit1 @5 k) @5 r; ]% I y7 ~" g
Ground. B! o% a4 x+ N' h8 _
Ground fault circuit interrupter1 W5 {( { B! H: R1 k) ^
Grounded H& M+ ^! e3 V0 }1 I
Grounding
7 I/ G0 ]1 R) H( K, U' j( L$ [Grounding conductor0 M9 z: E3 k+ F
Grounding electrode1 u5 B2 P0 V0 P- L. z
Guarded1 P8 n; W; P; t: o# l& [) Q
Hoistway6 N+ z$ A$ H0 x/ u) O
Identified
* e' v) U( a+ V7 f$ U2 KLampholder
% @& S9 R1 |- f& h" vLow-voltage protection$ x7 S2 p' {& e0 R6 r. J
Low-voltage release: m& L, E2 P: |) Q4 @
Neutral/ y5 ]. U8 O+ y+ T
Noncombustible construction# F6 _9 h; [3 B3 e
Outlet
) H1 g0 G" |# n. E1 }0 Q. A Z$ G2 WOutline lighting
; r# B6 i8 w5 F5 Y5 w( rOver current device
. ^; Y* ~: h0 q* N( JOverload device3 v1 B( j. i( E1 r- @
Panel board. d. K7 |) W/ Z) y% K
Panelboard, enclosed
3 G7 @' t' x9 ^5 l+ I4 mPermanently connected equipment4 ?0 x9 I; U5 I3 n0 _! H
Permit; Q9 Y: P8 q+ v3 ]1 I& \* t5 A S
Plenum. m; U1 O7 W: _7 k* g
Portable as applied to electrical equipment3 n0 m& o4 x" y! v0 ]4 H7 G
Portable ground fault circuit interrupter) \/ x2 p$ @5 J: Z) ~
Power supply cord
/ ~5 W1 h `9 p2 }Raceway: m6 D+ g* l6 U; n- v7 Y
Receptacle9 t3 H" D+ E9 u( Y$ j$ q: H
Duplex receptacle
& i- A% I' p& ^6 E Single receptacle
# S* o M2 }. n! T Split receptacle' d7 j7 ~% v* c; Q
Service, consumer‘s
+ z0 |& w/ ? p) b# O: bService, supply
: T0 s7 Y4 m3 WService box! i: J$ ^1 Y' i! e
Service room
# z- j# `) ~- r. t; O: U- r( OSingle-dwelling5 E' ]7 `, a$ ~" n8 g) d: [# O
Slow-burning as applied to conductor insulation
q9 Z4 a8 v+ CSplitter U) _* A; F8 l6 |' t) \ W) G7 t! z
Starter( o9 ^# ?8 p( f, |5 s
Switch
, \7 `5 d2 m# Q) Q1 ]' q General-use switch$ n3 X. M: n# `2 Q
Indicating switch, l* S/ h) f6 c1 Q$ ]* M6 z
Isolating switch: Q0 [& ^$ K O; w9 }% w
Motor-circuit switch
# m3 O* H7 K* Q3 d: [8 XSystem
! ]! r4 m% o9 ~+ r8 p# d5 B Communication system9 ~9 |* d. ^. A
Community antenna distribution system(CATV)9 c9 ]- b7 n& z( P& ~& ^3 q: Y
Grounding system
% L1 Y4 {1 f; }- i9 U! DUnderfloor raceway9 O( N; o7 h. @* Y
Voltage:
3 R1 r6 U' M! i% i3 ] Extra-low voltage
) L4 j( S: s S High voltage5 L m2 t0 ], F0 R. o4 M2 U; t: h
Low voltage
- A! ~! _/ p9 l- ^Voltage of a circuit
( k# {6 j; d8 FVoltage-to-ground ^! }2 D" J0 m" s) X" v4 K6 ~* d: f
Wireway* I5 U$ n( ^) P0 i) Q P5 K- Z
' A. z3 o p$ b+ b N! z. @; Z9 JSection 2 GENERAL RULES
$ t0 p! D9 Q7 [) I. X* y% a2 FAdministrative
* D; j: |4 a D. r7 l4 s8 A5 r; Z2-018 Reconnection
1 q: N% T! X( m$ u: a5 i2-030 Deviation or Postponement3 M. k8 u y' G& Z9 X8 ]3 @
Technical General% w& Z: _, ^( i5 L' A1 C
2-106 Circuit Voltage-to-Ground – Dwelling units
; m% w T" x* j* E5 m. _' I2-114 Soldering Fluxes
9 c1 a( O I0 P: m! ~" B) K. u2-116 AWG Sizes of conductors
3 f* O8 I' d1 }6 f/ H2-124 Fire spread (see Appendices B and G)+ ~/ W* H. V! A) q6 p u
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G). x2 _1 W4 r( h, h6 }
Protection of Persons and Property
! s- J; k2 Y+ \/ S& L2-202 Guarding of Bare Live Parts& ^! k) K% @* B3 P% i: c
Maintenance and Operation0 [1 S& f/ B% V' t' n- B* M1 {
2-304 Disconnection
1 }; s6 R) F2 ^# Q* n2-306 Maintenance of Live Equipment
9 R) s6 ?/ D: A/ R! ^. f2 }N 2-306 Shock and flash protection (see Appendix B)% K( T0 M- J) F: Q& ]
2-308 Working Space About Electrical Equipment: Table-56
! A" h7 `7 h# Y8 X' X" O- V2-310 Entrance to, and Exit from, Working Space k: Q# [ l4 B+ t
2-320 Drainage$ C+ h- X" U& d! j6 e
2-322 Electrical Equipment near combustible Gas Meters and other Devices
) T$ P3 |; u" R& |" d- `$ dEnclosures$ {* p$ J, M% B: {( Z) r, u4 X
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) % @. A* Y7 _1 ]4 p5 P8 k
2-404 Marking of Motors: DP, WP, TE, L, F) u6 a, C# G! }* |
7 p5 F8 l6 q1 ?5 J
Section 4 Conductors
3 N0 O' R: w3 X7 a8 M: ?! b4-000 Scope
) p3 C3 h" [3 j: }4-002 Size of Conductors: 14#, 12#
0 d, j! D& Z6 i. a: P; s( |4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
6 P- A$ H1 Y" |4-006 Insulated Conductors: Table 196 y$ t( J) j1 h u# h
4-010 Uses of Flexible Cord: Table 11
: ~9 ]3 Z7 t# f4 w& g, y4-012 Sizes of Flexible Cord
, t8 S/ t/ `: o1 v4-014 Ampacity of Flexible Cords: Table 12# _' [2 \4 c9 O; i) q: c! }+ [
4-018 Equipment Wire
4 e9 T: m8 f, W) t$ f4-020 Insulation of Neutral Conductors8 ?8 A) K! @, {4 s
4-022 Size of Neutral conductor W: ^& r, J. _. g
4-024 Common Neutral Conductor
3 s# `7 y& s" u8 Z6 W4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum" u; ^- X) y; h& O7 K+ X6 `
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
/ \( l& R% [! e- k2 o& ~0 `4-032 Identification of Type MI Neutral Conductors
- H1 j2 m2 D; n9 n+ }4-034 Use of Identified Conductors! w( t1 B4 k0 \
4-036 Colour of Conductors: Phase A, B, C, …. d- i1 e2 m- h1 _
M" V+ p/ ?0 k( P5 F% L
Section 6 Services and Service Equipment+ I6 a, a/ n: H8 d: }# W+ r
General
) d7 E; f" D1 n9 ^6-102 Number of Supply Services Permitted
. g) v5 F7 o. T9 ~1 @6 x6-104 Number of Consumer’s Services Permitted in or on a Building8 F; n9 P' [/ u
6-108 Supply Service from an Electric Railway System
/ J4 Z) f+ v0 E. U* W6-110 Three-wire Consumer’s Services * l9 U6 j" Z! t2 \
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors2 L0 x6 p9 h: }4 X# h. u/ h) A
6-114 Methods of terminating conductors at consumer’s service
) @+ \' h* z) C6-116 Consumer’s Service Head Location8 _# L% c# ?5 W$ |1 p
Control and Protective Equipment
: [% E' X Z4 _/ E- [' n- r( M; s& Y6-200 Service Equipment
: q' w; }: D: y6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)3 G) f9 [ x, v
6-208 Consumer’s Service Conductors Location
- W, N) j0 o% q4 l& f6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches- N' t% |* \ K/ M6 h
6-212 Wiring Space in Enclosures
& h+ ~( h0 w6 k% g% T& P/ P6-214 Marking of Service Boxes3 A8 s) ~( w% U8 p% ~: N" H
Wiring Methods
+ B0 t4 _9 A% x) ~9 D6-300 Underground Consumer’s Services; C2 k: B( A* Y8 o- V7 e* ?
6-302 Overhead Consumer’s Service Conductors
& K, a( u' H" r$ u2 O9 a, _6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable7 _3 l$ h# m. J( t! e! R7 r
6-306 Consumer’s Service Raceways% t/ t1 q/ ?8 T, s" S5 I
6-308 Use of Bare Neutral in Consumer’s Service
( D8 Y* _" y) j5 Y6-310 Use of Joints in Consumer’s Service Neutral Conductors
- W4 K) c# @1 k2 m# i! B6-312 Condensation in Consumer’s Service Raceway# i$ B& H' \( m" U* A0 O9 k: w6 y
Metering Equipment
- ^! F+ m8 ^/ e @) R( g- N6-400 Metering Equipment6 g) |) P5 K3 p7 g+ a; ~: d( w. {
6-402 Method of Installing Meter Loops# I' R6 e# I7 l
6-404 Enclosures for Instrument Transformers0 ~& o5 [# Q: p' M" v+ _
6-408 Location of Meters0 a* M7 M& F/ d
" |. m& D# o* y# p) ~
Section 8 Circuit Loading and Demand Factors! C6 C) {6 g. L6 o4 L0 o u
General% d* v& p. r- T6 [
8-100 Current Calculations0 w1 N8 C+ z3 F) p! m* R+ w" X
8-102 Voltage Drop ( see Appendix D)5 r4 y* M7 E1 V: d
8-104 Maximum Circuit Loading+ K, J+ B" z$ P3 X( F' p+ N6 V
8-108 Number of Branch Circuit Positions
( f2 i; X; s' O( L1 ]+ d( y0 u% z$ B8-110 Determination of Areas8 l. u7 h# ~5 U
Services and Feeders% s; R8 X# } F3 K' l2 S
8-200 Single Dwellings (see Appendix B)
) ^5 ]8 a0 K& P Z6 M0 j8-202 Apartment and Similar Buildings
4 n: [+ V) y- V$ q$ A- T8-204 Schools+ I" F' X# V/ y Z
8-206 Hospitals
, g& b. K# {$ U( g8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy7 I& R4 U5 k) d$ p% [- u1 i& u( c
8-210 Other Types of Occupancy (Table 14)
: _$ @9 j5 D0 v1 O, C6 Z3 }5 @8-212 Special Lighting Circuits/ p9 a7 {, F. S# c
Branch Circuits0 B) z4 V+ Q0 D5 ?# V, ~& g8 x
8-300 Branch Circuits Supplying Electric Ranges
2 f X7 Y8 t s8-302 Connected Loads; S; Y P0 o/ ]0 C( E
- y F$ n7 W$ {9 Y; q) t
Section 10 Grounding and Bonding x( x" }) q" p6 x! a, R4 S
Scope and Object9 I6 S; s. T Q) {1 I2 b: u
10-002 Object
' l1 j* ~) ~ ^. X2 K @System and Circuit Grounding
* @& G$ {( L3 L5 g$ h$ z5 M* l' {10-102 Two-Wire Direct-Current Systems* R2 l/ Q# r m( ]& @+ U/ x
10-104 Three-Wire Direct-Current Systems
/ D/ ~9 D9 k9 `2 w8 o10-106 Alternating-Current Systems
0 a% H- H9 h( S* x4 ?% ^; O2 [10-110 Electric Crane Circuits
1 \) D$ O' n( Q) _: |) s" U10-114 Circuits of Less Than 50 V
5 i+ f4 U: J0 X4 G! ]" ^4 Y3 s10-116 Instrument Transformer Circuits5 R/ k# O9 [: S1 b8 k L; u+ n# [
Grounding Connections for Systems and Circuits
" f3 C" x' m n7 P2 b10-200 Current Over Grounding and Bonding Conductors8 C0 P/ o9 s. _- f1 P' `1 h" |( j
10-204 Grounding Connections for Alternating-Current Systems
+ [) [# m8 \6 ?4 u8 g& I) [10-206 Grounding Connections for Isolated Systems
+ }' r& ~, V: ^+ o# U* O* r10-210 Conductor to be Grounded2 C; ~$ \1 C f8 C. c) r F2 e
Conductor Enclosure Bonding
5 u% A! _) }8 G10-302 Other Conductor Enclosures
$ O) i7 c; a& fN 10-304
$ S, M7 S6 ^2 D \9 `Equipment Bonding6 A& E' W7 Z. I7 L! X
10-400 Fixed Equipment, General
@1 {% Y- r: P10-402 Fixed Equipment, Specific (3), (4)" H4 C: ], s% x; v3 E. Q! o% ?" k2 W
10-404 In Nonmetallic Wiring Systems
* W7 @- P& Q7 f7 v10-406 Non-electrical Equipment5 e# s" q7 M% Q
10-408 Portable Equipment (4)(b)& Z y2 l3 I+ g+ V2 b9 [
10-410 Instrument Transformer Cases
) D. T" e9 p1 u/ W0 R10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less9 P+ q! k" u! l: p
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
0 E+ q; C4 }0 g: s9 _* ^# H4 UMethods of Grounding& @0 a s3 o/ g
10-500 Effective grounding (see Appendix B)3 r' I" s( p: H3 u
10-502 Common grounding conductors e3 u& L: t0 U) W
10-504 Common grounding electrodes
, E$ v8 g; q, V6 b f4 X$ U& t* tBonding Methods
' O# V/ J) Y, u10-600 Clean Surfaces
) @5 W/ H- _; F' e4 b6 ?) A10-604 Bonding at Service Equipment" C& ?9 O* [) y' n' T
10-606 Means of Assuring Continuity at Service Equipment
- B) D! ^& m c/ W" P$ |' Y2 O10-610 Bonding at Other Than Service Equipment
% G2 e( }3 }+ e* c, Z- R10-612 Loosely Jointed Metal Raceways
2 O* H4 @$ R3 ?: [10-614 Bonding Jumpers Table 41' z1 F3 c7 e# A8 k5 O3 f
Grounding Electrodes& W! S1 y! o1 a3 ~$ J0 X
10-700 Grounding Electrodes
% }2 p! r& q3 z1 e, e$ U4 V10-702 Artificial Grounding Electrodes. [4 k! r+ t' A9 M6 p( K( L z3 B5 s
N 10-700 & 10-7026 p' i. u c5 A! T, v
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
$ T% [6 d: `9 m8 h& ]N 10-702# J- S- A7 c) V+ M
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding; p0 p" e9 n$ e
N 10-702
" v$ | T; ?) H) [10-710 Use of Lightning Rods (Appendices B and G)& S) a# A1 t& N" P
N 10-706
% @% w1 l, b$ ?- I: ^Grounding and Bonding Conductors: Z: Z9 W, ^- Z1 K# z6 |
10-800 Continuity of Grounding and Bonding Conductors
/ Z7 z* C) E; t" `5 o. P10-802 Material for System Grounding Conductors' ?8 O2 w& _: F4 C! `" q
10-804 Material for Bonding Conductors* i1 t' s1 g+ Y" K0 G( v U
10-806 Installation of System Grounding Conductors
& K4 r N* ~( K8 V. G10-808 Installation of Equipment Bonding Conductors
9 x* t( J$ {* o/ y$ B10-810 Grounding Conductor Size for DC Circuits
1 E8 U: K2 ?5 W ]10-812 Grounding Conductor Size for AC Systems (see Appendix B), f9 Z4 i$ V/ Z; [" f
10-814 Bonding Conductor Size (Appendix B)
& H) W' E* |+ z: H' r10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
4 A! T8 o2 L* g# v2 T; Y10-818 Bonding Conductor for Outline Lighting
1 Y9 a- s+ V9 R10-820 Bonding Conductor Size for Instrument Transformers
% |, J& O, Y( r% K Z" kGrounding and Bonding Conductor Connections
9 t* a- O1 N, q10-902 Grounding Conduct Connection to Water Pipe Electrodes( U# a% e$ m& S5 x7 E$ w
10-906 Bonding conductor connection to circuits and equipment
) S$ x5 Q f1 {' b7 d' v7 z10-908 Grounding Conductor Connection to Electrodes S( l5 `9 m8 i8 }
Lightning Arresters8 A. J6 s# r0 x% I( }5 ^- a1 p
10-1000 Lightning Arresters on Secondary Services – 750V or Less9 ?/ z' g3 V! s6 k x
: i' h5 x2 Y" D8 _$ G3 w! i
Section 12 – Wiring Methods
& S: ~# P f: C8 {. U* h) c2 ~Scope
T8 H1 m/ s# s4 p5 b" W12-000 Scope (Appendix B)+ r1 _' p! _; [3 P* j! `
General Requirement7 \; E8 b$ \) d3 g0 L, ?
12-010 Wiring in Ducts and Plenum Chambers! @( T, u8 ]" f! J
12-012 Underground Installations (Appendix B)
t4 {9 d8 Z: ~( x' K+ I12-016 Lightning Rod Conductors
6 y& y$ h! _% ~3 [4 OConductors - General5 M6 C, k# @6 V j$ K7 ~7 K" ^
12-100 Types of Conductors (Appendix B) Table 197 z7 |& D1 V* y, {# u
12-102 Thermoplastic-Insulated Conductors" _/ d/ [6 W+ c
12-104 Flame Tested Coverings8 i: T: Q- J Q& @: Q% y! H: [
12-106 Multi- and Single- Conductor Cables
) N6 v2 v+ h% Q12-108 Conductors in Parallel (Appendix B)
; ~ e% v. N5 t. K' m6 X12-112 Conductor Joints and Splices
! m: H+ X* I" _12-114 Ends of insulated conductors* L; |* {0 X5 n+ i9 m2 K$ K' D
12-116 Termination of Conductors (Appendix B)& D1 c% k' J; W+ x* `1 `
12-118 Termination and Splicing of Aluminum Conductors! R' ]* C: n" ?% }! B5 O
12-120 Supporting of Conductors - Table 21
9 V v G% p9 Z" H$ G2 \: J# n" DOpen Wiring
0 H3 {" C: X& d `12-204 Spacing of Conductors
; f X/ u" [' |' q4 c3 t12-206 Conductor Supports
* q% l( @' g3 a b: I( r7 l" r12-208 Conductors on Flat Surfaces
, j5 ^( m: M& _" ^. j) e12-212 Protection from Mechanical Injury
0 V4 s- `4 }9 X( @Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises: U1 f$ P+ Q P: ~4 X+ q3 e; s. ?
12-308 Minimum Size of Overhead Conductors
1 v8 I! t+ {0 b. s: t; n12-318 Use of Neutral Supported Cables1 z. I) G! p. w! k
Nonmetallic Sheathed Cable. N: a, {% i" E' R! h$ A
12-502 Maximum Voltage, ]& Q- b0 H2 P( H
12-510 Running of cable between Boxes and Fittings (Appendix G), G. k5 D- O! p
12-514 Protection on joists and rafters$ Z' i/ f5 A0 [1 f) ?- u! {
12-516 Protection for Cable in Concealed Installations (Appendix G)
. u' ^: d5 w5 |" n; Y3 ~* W+ y12-522 Where Outlet Boxes Are Not Required
2 c4 }1 L3 ^; A/ @Armoured Cable
/ e6 X! @! J* l( i9 ^( r12-602 Use (Appendix B). Q$ K$ B* [* Q: J1 _7 r
12-604 Protection for Armoured Cables in Lanes8 b- R, f4 r+ z% c1 I
12-606 Use of Thermoplastic Covered Armoured Cable
! m% ]7 D: s% c$ z8 d12-608 Continuity of Armoured Cable
' B/ v& l' F; d" \8 |( c* k12-610 Terminating Armoured Cable# r5 m2 X& y9 [4 N8 F: B' G
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
, q* Z Y' W: x8 V+ @9 g# Y( f12-614 Radii of Bends in Armoured Cables
6 y0 F* |& L1 n& |7 L2 E12-616 Concealed Armoured Cable Installation* Q: {5 T4 ]2 U& Y( G
12-618 Running of Cable between Boxes, Etc
# S) U! ^& G1 m5 C1 g9 b$ VMineral-Insulated and Aluminum-Sheathed Cable# i; w: N7 U5 e8 a; }
12-702 Use. `7 i. G i+ J' n
12-704 Use When Embedded* @# L: t. O i& D/ l, m
12-706 Method of Supporting3 t3 W; J! j5 s$ s
12-708 Direct Earth Burial) p& p( O7 i7 J: m' A
12-710 Mechanical Protection) P, [, L. z* v6 P
12-712 Radii of Bends6 q# C* p- Q* f0 G" N+ [
12-714 Termination of Mineral-Insulated Cable (Appendix B)! e8 z' @$ G% ~7 O! b+ v' I9 W# B
12-716 Connection to Other Forms of Wiring
1 C( h6 _- m# \" _: S/ iFlat Conductor Cable Type FCC
" f) R9 r8 N$ ?9 s: l5 [12-804 Use Permitted( {0 n" a$ A) h0 ^
12-806 Use Prohibited
) z6 Z* c" ^/ @' [. D0 G" k4 l12-818 Anchoring/ Z% J3 B5 V6 t9 |
12-820 Crossings
6 W/ }7 R! J: K! w0 h& [4 RRaceways - General
" Z |# b5 U8 `* h12-904 Conductors in Raceways: [! [1 l# ?) |+ l" q- o" E5 T) w
12-906 Protection of Conductors at Ends of Raceways
/ w) x% g: t7 B; O2 f6 W1 ]12-908 Inserting Conductors in Raceways
; E8 H# |1 s/ E. P: N2 P12-910 Joints or Splices Within Raceways# F$ H" g8 ]$ k, i
12-912 Stranding of Conductors
: Q# x1 Q0 N' d0 Y( _12-914 Electrical Continuity of Raceways
) _, \' O' Y1 i12-922 Radii of Bends in Raceways4 S0 F8 [5 s. Z* d5 R
N 12-922 Radii of Bends in Raceways Table 7
+ D# b7 S2 f$ v7 P) i7 [: l12-932 Protection for Raceways in Lanes# `% y7 |$ I0 _5 [' K! o8 p
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
# U7 U; {: H# ~12-938 Capping of Unused Raceways2 E$ _- s5 l3 o4 m! j
12-940 Maximum Number of Bends in Raceways1 L; y/ y0 d7 o6 H3 p1 k9 [
Rigid and Flexible Metal Conduit
+ T; j* |3 m# h2 `; s' q12-1002 Use
7 b: q# w }0 p# k8 L12-1004 Minimum Size of Conduits1 a( @6 u8 }5 v4 D9 N5 ~6 M- G9 F' E
12-1006 Conduit Threads (Appendix B)4 `, L8 F3 b8 d: a$ A
12-1008 Thread Engagement: j* O: e! c% Z0 W
12-1010 Maximum Spacing of Conduit Supports1 X: W E8 S b9 V y
12-1012 Expansion and Contraction of Conduits (Appendix B)" V! [ v" _( k3 e
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 * V* R |; q' f1 G! j! c$ Z) P; q
Rigid PVC Conduit and Rigid HFT Conduit% f& C9 A z7 X
12-1100 Use
* W7 W/ f( Z1 o0 x4 h12-1102 Restrictions on Use
0 G& i+ |4 U* t$ w$ k1 v9 O9 w8 Q4 {12-1104 Temperature Limitations (Appendix B)" F% m {$ S+ z3 E; A, w
12-1108 Field Bends (Appendix B), (2)9 Y' D# p8 L) X# p, r
12-1110 Support of Luminaires
# E+ V5 ?5 k7 f5 f12-1112 Fittings
9 z0 Y5 d9 S9 P; W12-1114 Maximum Spacing of Conduit Supports) A3 ]2 O2 G5 E& ?% f8 P: c1 ^
12-1116 Support of Equipment- w" B4 H- i/ t
12-1118 Expansion Joints (Appendix B example)
$ f# L, U) ? o* H0 M) yRigid RTRC Conduit" X$ q/ R# M3 ?- O8 f8 t
12-1210 Temperature Limitations/ K7 \( {. r9 n( L7 s$ u
12-1214 Expansion Joints (Appendix B)- B5 P4 d! r& ~, C" [- ]+ y! E
Liquid-Tight Flexible Conduit# R% [+ g, m6 |2 E2 F
12-1302 Use of Liquid-Tight Flexible Conduit4 \( l* R/ R) g, ^; j- I
12-1304 Maximum Number of Conductors4 q9 k$ }2 b8 }$ V# t
12-1306 Provisions for Bonding! B- y) o5 ]1 e% k
Electrical Metallic Tubing
; @2 q! z) f+ o5 W* k! `12-1402 Use
7 W3 g& S4 v8 v9 J, _0 @12-1404 Supports" c* x. H" z% ?+ f* J% S! a0 y
12-1406 Minimum Tubing Size# I3 O5 K5 u& D* R( A& `
12-1408 Maximum Number of Conductors
: q1 k6 S; I3 [8 w5 a* [12-1410 Connections and Couplings
9 m; o- w" X5 N4 l. n6 \12-1412 Radii of Bends in Tubing8 F! M) d# Y/ a) g( \6 ~. S9 F, a+ N
N Table 7
$ X5 k0 {" T( B8 I; _! gElectrical Nonmetallic Tubing
+ K3 s0 j/ x5 A4 L+ M; V( F12-1516 Provision for Bonding Continuity
8 }) ?- C9 v! U( B. a7 TN 12-1514
- E4 q% ]2 U0 t" hSurface Raceways- u0 c# l8 B" t& r
12-1602 Use of Surface Raceway (Appendix B)7 _/ C7 r- m3 y
12-1604 Temperature Limitations/ U% O: C$ d8 a' [
12-1606 Conductors in Surface Raceways (Appendix B)/ J# G p: P6 Q. o! T- w# D; y
12-1608 Maximum Voltage
3 \9 J! _& J; d* X8 v* e$ b9 L9 ?12-1610 Joints and splices
" P$ U8 J5 b1 p0 ^: ?7 EUnderfloor Raceways- E) m$ ^# D, b/ C
12-1712 Discontinued Outlets in Underfloor Raceways
- s0 e6 c3 w. ?9 r6 k W( XCellular Floors% Y; Y' s; l( X% L
12-1804 Maximum Conductor Size in Cellular Floor
$ @1 C' D& ?( O12-1820 Cellular floor discontinued outlets
# \3 U7 C' I7 K5 n; ~, n) OAuxiliary Gutters
0 h( h) l/ o- u12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces7 C+ k* n: X7 W8 e# x
12-1902 Auxiliary Gutter Supports
) A; |( W2 v) d$ ]6 \12-1904 Auxiliary Gutter Cross-Sectional Area4 k& [( P! E% K2 i: ?! q, \
Busways and Splitters
0 d8 p. e7 T0 p12-2004 AC Circuits in Busways and Splitters
7 f$ w5 |8 Z& q12-2006 Busway and Splitter Supports
5 k. [4 K! d1 `$ j( @12-2008 Method of Installation of Busways9 Q7 ~8 M9 Y a3 J1 t: g
12-2012 Reduction in Size of Busways L4 h7 |# D9 r7 c0 K( X6 @0 }
12-2014 Length of Busways Used as Branch Circuits
" V$ i: N4 z8 u a2 R12-2018 Taps in Splitters4 H: u% p) ^3 W* L5 ~6 \$ {
Wireways/ _1 }" B' Q* j$ S, g
12-2104 Conductors in Wireways
* u+ D3 l5 N# e0 ?12-2106 Taps and Splices in Wireways) Y. V5 u, v7 `- l
Cable Trays1 O( M# f2 G7 r& E
12-2200 Method of Installation (Appendix B)' K3 q) f9 _' h, n% m/ K! A
12-2204 Joints and Splices Within Cable Trays. p/ V" F) U4 r8 l
12-2208 Provisions for Bonding) j" c% B' A$ z; Z
12-2210 Ampacities of Conductors in Cable Trays
( G; R/ P" F: q) C' SInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings [2 i5 _( a) Y: B
12-3000 Maximum Number of Outlets Per Circuit- a( F0 C3 E# q
N 8-304/ Z; k) l% b+ C8 m& p3 ^2 [( \% f
12-3002 Outlet Boxes (Appendix B)5 Q5 s L) t- q/ E: e" ^
N 12-3000
0 i- V5 L: N2 M12-3004 Outlet Box Covers! l# N' I2 ~( {2 a2 d
N 12-3002
8 t. I0 a! H8 {6 V* i12-3010 Boxes in Concrete Construction8 P; a* o7 P* Y. D+ X( j
N 12-30081 F1 m1 S7 n% T
12-3012 Outlet Box Supports
2 p, y$ ]3 Y: e! W% d1 xN 12-3010
5 l9 E+ C$ _! {& ]' F/ S4 B- A, `12-3016 Accessibility of Junction Boxes
9 j( y. w$ j, ^7 Q, fN 12-30143 b, B4 U' g% W M& ~: i
12-3018 Flush Boxes, cabinets, and Fittings
O3 s7 \! L; W) ]2 A. XN 12-3016
2 f8 m6 i* P% }- Y! f* R12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
) H0 M8 ?$ F7 y; U& r2 t+ b, _N 12-30221 F$ ?" G3 V V) ~' {
12-3036 Maximum Number of conductors in a Box - Table 23
: b% I n0 O5 q6 K" C! Q& lN 12-3034
. T& c1 I3 V I1 {7 `12-3038 Pull Box or Junction box Sizes
! W" R% u3 f/ t0 N. G; R3 uN 12-3036
( ?0 b9 E- L" _% R6 E) S S
% S. b% F4 `7 hSection 14 Protection and Control
' T; m. ^: d8 A _8 Y4 F8 fGeneral Requirement
, o9 R1 p5 L1 Y, s2 V14-010 Protective and Control Devices Required
6 x; r% q/ S; r9 o14-016 Connection of Devices
) b& [! G6 y, u Protective Devices – General2 E+ C; K) J6 q5 O1 G- Z
14-100 Overcurrent Devices Required
# j& ^0 C8 o) C& ~0 K% r14-102 Ground Fault Protection (Appendix B)" [! h4 e: U2 h" l; s6 N1 t
14-104 Rating of Overcurrent Devices (Appendix B) Table 13" ~' y8 D- A: [9 b5 e
14-112 Overcurrent Devices in Parallel
( U# D' A2 q m0 S- i2 s' TFuses$ c% L1 Z, i5 m# y4 q1 [
14-200 Time-Delay and Low-Melting Point Fuses
& O$ T: \0 u, J9 y* s" v- G14-202 Use of Plug Fuses
5 b3 A7 J) W) s14-208 Rating of Fuses
1 x, Z7 d8 [ f' u# A/ m3 X14-212 Use of Fuses (Appendix B)2 f5 O& x+ D- x* E8 [: R; _) P6 i
Circuit Breakers
4 Q- n1 f9 t. P14-300 Circuit Breakers, General
6 u" k) A- {% b; V) s3 V3 j+ X7 N14-306 Tripping Elements for Circuit Breakers- Z" H2 j' F9 I) Y& A- s9 {
14-308 Battery Control Power for Circuit Breakers
7 C5 l* a2 h" a8 l. L5 sControl Devices - General
" f" {4 G( ]" I( H) b9 p; y14-402 Disconnecting Means Required for Fused Circuits
! r. k, T1 f+ M- X! _* WControl Devices - Switches
' W! O' L5 y( ~14-502 Mounting of knife Switches
4 x l/ u( {7 g, M1 i& y14-504 Maximum Rating of Switches
! s3 K( B' @. w14-508 Rating of General-Use AC/DC Switches (Appendix B)
& ?! R8 {/ e, {7 {- S ^$ s14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
- x* V* k/ P, J( B& ?/ N. R/ JSolid State Devices
5 I& m0 {$ j# T14-700 Restriction of Use5 ?# d6 A4 C& A/ m+ m# L
14-702 Disconnecting Means Required
: T( A8 |% D9 T) n- h- o, o8 V2 }2 a8 Q( O$ j
Section 16 Class 1 and Class 2 Circuits
' s. m* K4 y0 e7 b9 LGeneral" r+ e1 y& w+ T* {
16-004 Class 1 Extra-Low-Voltage Power Circuits! d& |0 F2 E4 ~2 M- z4 ^
16-006 Class 2 Low-Energy Power Circuits
9 N& Q8 K" P- z5 Z0 l9 s' H16-012 Circuits in Communication Cables. S6 `# ` s0 t/ P
Class 1 Circuits
" N4 s1 c/ p s0 r7 K+ _16-100 Limitation of Class 1 Circuits
' _3 o8 n+ H% \ z16-104 Overcurrent Protection of Class 1 Circuits
1 B8 N* g& L& U9 `# t9 l6 g( P16-106 Location of Overcurrent Devices in Class 1 Circuits
. m; x' f! e2 b* R4 M16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers- d t! e. {, s
16-110 Conductor Material and Sizes+ T$ z' s" D! m
16-112 Insulated Conductors for Class 1 Wiring: D: r3 N Y; d/ P5 m- i
Class 2 Circuits( q. Y. W7 g1 m8 ~* z; U) T
16-200 Limitations of Class 2 Circuits (Appendix B)! f+ Z- t3 M. t1 q- E/ a5 p
16-204 Marking
5 S. a8 |) E. i& X) d16-206 Overcurrent Protection for Class 2 Circuits8 T/ k1 A7 O, E3 w' n
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)9 o! ?0 U$ u7 `8 A) ^
ELC: extra-low-voltage cable
5 f( H4 y4 o) ?, f# c7 }. C16-212 Separation of Class 2 Circuit Conductors from Other Circuits; s) }9 I; C% m1 W" o
6 x! z; N2 m( [
Section 18 Hazardous Locations$ [. r$ T2 M( a# o! ?% j
Scope and Introduction
' U2 {& R. `% C18-004 Classification
. s& b' ]2 l/ O: a18-006 Division of Class I Locations (Appendices B and J)
( A( G# e- C; a3 h4 U8 s. o18-008 Division of Class II Locations (Appendix B)* z) @/ I( S* S& F7 `1 U) ^
18-010 Division of Class III Locations (Appendix B)4 R* Z- \- y' @. u. w3 L8 O
General- M- e# m" ?- F1 \. w5 o: N
18-062 Metal-Covered Cable (Appendix B)
0 W0 _: m* n: |: q" Z" e! _Installations in Class 1, Zone 1 Location/ j0 z, R: Y! [* Z9 Q9 K) w9 I
18-108 Sealing, Class I, Zone I (Appendix B)
; S2 A& q- v8 u" y( j1 y5 `. s
) l f1 w" x7 _. B; M# iSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
8 Q( h' p/ ~$ [2 {6 B2 S& u# EGasoline Dispensing and Service Stations
' O6 p+ U7 a# h2 ?- b; V20-002 General$ a& I) b; n0 b' G. L' l( T
20-004 Hazardous Area (Appendix B)
0 ~6 L2 o2 t* t0 zPropane Dispensing, Container Filling, and Storage
: c0 @) D+ B; I3 z" K5 s9 \20-034 Hazardous Areas - Table 63) i, g# h5 E; Y' y9 q# ?2 T
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities. A" t6 V2 a; B
20-062 Hazardous Areas
0 s! h9 }- M" Y9 f# |. ACommercial Garages – Repairs and Storage9 y5 _. {8 @$ U5 L
20-100 Scope
, j9 V5 c. g* X: [( ~4 M) U20-102 Hazardous Areas (1) `# ?9 Y' [+ ?
: E# P, t0 O+ R8 Q- z7 {7 F8 SSection 24 Patient Care Areas
P) e+ ~ j! J' D( b24-000 Scope (Appendix B)/ T7 \% V+ T7 Y( B
24-002 Special Terminology (Appendix B)( |$ A6 r/ S) f8 B- l
Patient care area( E3 K: i5 u7 g- S( c# ]. @- ^
Patient Care Areas6 b/ d' n b1 `! X& r- w0 {4 l a
24-106 Receptacles in Basic Care Areas (Appendix B)3 D/ Q( `5 n0 h/ i- w4 t& g
Isolated Systems
* R) q+ F! C, l c- m/ ^! R24-204 Single-Phase Isolated Circuits (Appendix B)
* F6 C. {0 H6 y' u, y24-206, @: t4 P3 a/ P% v
; E b" S% w5 T; K, pSection 26 Installation of Electrical Equipment
& R5 H0 x- V5 S& h2 e. Y/ Q3 fGeneral
& W9 X, D* ]9 [! D4 W26-004 Equipment Over Combustible Surfaces (Appendix B)
. J0 `8 Z+ j9 w26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)' U+ z. H, L% ^2 I' b, M4 T' c5 D
Isolating Switches; Q! p7 L6 Z# I8 @2 E0 A1 T0 F5 l# _+ p
26-100 Location of Isolating Switches, j$ t, R: @ j" I4 K
Capacitors
* r7 B2 K `& d$ {/ K- K' P) j" D4 b4 T26-204 Guarding of Capacitors
2 E' G4 A8 ^9 e9 c% y2 K26-206 Grounding of Capacitors
9 @5 C. k! U* h" h# n9 A26-208 Conductor Size for Capacitors
9 N6 j0 U- X8 b+ `" n7 n26-210 Overcurrent Protection (Appendix B)
# Q/ h- g- H2 j6 A) m( }26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits% B6 Y8 _! l2 X1 [ j. @$ x
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
' s# A- J# a) p* c( s) Z26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
1 e: `) x9 D5 Z3 E+ i5 Q. V26-218 Special Provisions for Motor Circuit Capacitors
6 W+ `4 \# s2 d5 X26-222 Drainage of Stored Charge of Capacitors8 U5 k# H9 B/ [! m0 ?. _; Q
Transformers: P' X6 |( t4 |
26-240 Transformers, General5 t: Z( e* O+ A0 E* g0 z L
26-242 Outdoor Transformer Installations; u3 D1 N) Z1 z0 T6 \8 }
26-244 Transformers, Mounted on Roofs (Appendix B)$ [ i! g, g8 r& E' Y
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)# P M$ j$ ]2 A9 M% b& J: X, O
26-248 Dry-Core, Open-Ventilated Type Transformers3 K3 e! _( A1 D6 p7 p W
26-250 Disconnecting Means for Transformers! q' V! T9 q' {/ `, e
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V- m0 q3 C N2 W9 [8 }
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
6 R5 @" v* \, T26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
( C* ?3 _& Y0 \8 _+ i$ q5 @26-258 Conductor Size for Transformers: S8 {3 j, M9 I& H) Q" i9 y7 [
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
" o/ o) J$ B# Q- `) t$ [, u26-262 Marking of Transformers+ n& l& p1 ? l/ p% v
26-264 Auto-Transformers; d( _, Q6 f# y0 O+ e# Q, r
Fences( n& R3 y. R2 a* g
26-302 Clearance of Equipment - Table 33
. @- o+ x; x! C+ M2 [) ~7 cPanelboards
6 h q5 p8 ]' O% {. m9 E7 ^; D; L- B26-400 Panelboards in Dwelling Units (Appendix B)
2 U" `; F$ c5 S/ V26-402 Location of Panelboards (Appendix G)- U* l, n( l: j! x" L- q
Lightning Arresters
! i2 ?4 n0 q' |& ?0 A" l5 O! u26-508 Connection of Lightning Arresters" b; [. z( A) M/ ]# l" }
Storage Batteries
: a, {8 s* O# J9 d26-542 Special Terminology. K1 z L# C! c# r/ ~. x: h) O
26-550 Battery Installation
. a# V, Q8 U3 n4 B6 J# y% X26-552 Wiring to Batteries& ~: T5 G! M* v) ~' t+ K+ R1 i! r2 a
Arc Lamps
& R" {4 \5 }5 u' o7 E26-600 Location of Arc Lamps# C) S2 J) [1 S7 D
26-602 Conductors to Arc Lamps
+ O% B$ g0 F$ ~26-608 Globes and Spark Arresters
$ {( p* ^! l6 OReceptacles! D& A$ q/ _3 b5 T9 I& _+ ~9 v
26-700 General (Appendix B)
7 f" |2 d/ O2 p' b" n26-702 Receptacles Exposed to the Weather0 y( s. w+ u9 R% M5 g& U
Receptacles in Residential Occupancies
+ E, S1 a' R9 j; s- H) g p26-710 General (Appendices B and G)
( i# o. a" z- x+ C26-712 Receptacles in Dwelling Units (Appendices B and G)
! B- g$ c0 w, q26-714 Receptacles in Single Dwellings (Appendices B and G)
1 k/ |& V/ L! g- N% OBranch Circuits in Residential Occupancies
& k1 \- [% x4 N3 r3 }26-720 General+ @9 v; o$ L2 `9 V; a
26-722 Branch Circuits in Dwelling Units6 h; z V! h. ^
26-724 Branch Circuits in Single Dwellings, @# B) O0 L8 D, u4 {: `
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
4 k, R1 b# Z+ _ V- M/ hN 26-720 (F)
0 x9 L& e8 L1 j- TElectric Heating and Cooking Appliances
0 g5 o% b& X% z$ i26-744 Supply connections for Appliances
0 i# d* n+ G6 C% {' V, s; d26-750 Installation of Storage-Tank Water Heaters
4 J( e5 Y! Q( [4 C: X! E5 _26-752 Infrared Drying Lamps
, c; a8 B/ w: {" L
; F2 L8 ]4 W- `, ?* RSection 28 Motors and Generators
. O4 g9 v9 a9 H, o: }) eGeneral7 h, m5 C) [5 P$ |; m4 `5 w4 B
28-010 Special Terminology4 b" L- x1 N3 V+ \
Hermetic refrigerant motor compressor" o) H6 u4 g6 O3 B. M
Locked rotor current rating+ P7 O2 c& y+ E
Service Factor0 l' d4 g6 h6 h% {7 W
Table 44; Table 45; Table-D2
2 \, ]5 p; S( v( _; z" p% x/ OWiring Methods and Conductors8 D" @2 b* _ D+ l
28-102 Portable Motors
' L O# O. a5 o6 _0 d9 S28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity/ n9 w( R) A$ A0 s
28-106 Conductors, Individual Motors" r+ Y3 Q3 ?; T' ~
28-108 Conductors, Two or More Motors: ?# b1 v: f! _/ V! n' n
28-110 Feeder Conductors
m( v. G% m7 O* ~28-112 Secondary Conductors
, M1 h8 ~" a" X9 aOvercurrent Protection8 p- K/ y$ C! l4 M
28-200 Branch Circuit Overcurrent Protection
2 e" L6 H! z! A. _ J: H C28-204 Feeder Overcurrent Protection4 p8 O7 e2 e; z* T8 b. M3 C8 V5 k
28-206 Grouping of Motors on a Single Branch Circuit m2 | H. z" h4 A
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)% C) N( e0 |/ m1 V5 H4 H
Overload and Overheating Protection# p j5 L @) E7 H: G
28-302 Types of Overload Protection
6 M- ^3 |' F! y$ G/ M8 s% T28-304 Number and Location of Overload Devices (Appendix B) Table 25
) [ O0 x& B9 B& H28-306 Rating or Trip Selection of Overload Devices (Appendix B). q" i# s( P! Q$ Y7 n) y
28-308 Overload Protection Not Required
+ `+ H9 q( f8 c4 }7 mUndervoltage Protection ' T8 i- p/ H7 [6 V' V- v
28-400 Undervoltage Protection Required for Motors (Appendix B)
5 x1 q% Q& x4 ^5 i* c; [Control
7 h$ m5 Y: x- c- x- H4 e28-500 Control Required0 ^7 H$ q! q P* X) }' X
28-502 Control Location2 e! [6 m: L9 E( K" M- T B: k/ {& {
28-504 Starters Having Different Starting and Running Position! P/ x( |, f# `" ?
28-506 Grounded Control Circuit
7 h' U, N6 E" B$ cDisconnecting Means
) B. Z* K5 ~8 W u! @2 |28-600 Disconnecting Means Required& n; v: @2 \* h, l1 r
28-602 Types and Ratings of disconnecting Means (Appendix B)! `" D p7 v; B
28-604 Location of Disconnecting Means
, n8 A; X$ a, Q" ] Hermetic Refrigerant Motor-Compressors
$ C6 i/ E5 g( V$ h3 o4 }# e28-706 Conductor Ampacity
) R+ c7 n' W: E2 z F28-708 Overcurrent Protection/ L0 z+ P2 @% g5 i$ m; l4 T5 ?
28-714 Disconnecting Means
! C. V+ q: q# f# P: y* YProtection and Control of Generators
7 i, { |0 F9 v28-900 Disconnecting Means Required for Generators
, o: [# D D* r: p& J28-902 Protection of Constant-Voltage Generators
7 ]; ]. P4 F/ Z! \) Y& Z28-904 Generator Not Driven by Electricity: C$ M7 `' i, T. j6 [6 x
28-906 Balancer sets# X" j: d$ w& d5 r5 T f* `. @
28-908 Three-Wire Direct-Current Generators0 f( D# Z7 R1 Y# r5 ~! L& D& W
2 ^* t: I9 n: s8 n& d" p( B
Section 30 Installation of Lighting Equipment
4 r4 z" `1 m% n. s" a1 [: A30-002 Special Terminology (Appendix B)4 L- u! T, t, p6 F
General
! Y4 l8 `+ M4 ^) M30-102 Voltage
* d7 V7 l9 d4 q- m: K30-104 Protection (Appendix B)8 A) f. c$ w" e( e8 y/ t
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
& m ]: m5 `& B0 U+ j3 D30-108 Polarization of Luminaires2 O! F/ B/ z9 o" N3 Y; [5 o
30-110 Bonding of Lighting Equipment) Q, Y3 M6 b/ m# P! T
Location of Lighting Equipment
, p+ M/ D/ [5 Z f' N9 f; s30-200 Near or Over Combustible Material
( Z9 g8 w# g6 g2 i( _30-202 In Show Windows3 H" k- e7 B0 ]- ]/ I+ U
30-204 In Clothes Closets
3 k8 I" f% n: \# l% v6 S4 AInstallation of Lighting Equipment/ E) r2 s ?! I& t
30-302 Support3 l6 _# d: k8 l9 D# Y: t: e, v9 d$ g
30-304 Outlet Boxes to be Covered
# S# w9 I# t( h; Y5 P f30-308 Circuit Connections& ^2 a6 g+ x( W n9 u" r
30-310 Luminaire as a Raceway
( [) u" ]7 Y2 {7 F: ?30-314 Minimum Height of Low Luminaires
/ \# Z! A% A) W/ A( M& k30-316 Luminaires Exposed to Flying Objects
/ C; M/ L3 ?$ x+ i30-320 Luminaires in Damp or Wet Locations
5 n9 B u, D1 t! O2 u' G1 b& S [N 30-318
: \! T- b# W. m; RWiring of Lighting Equipment0 j0 L, e; X/ I5 B v
30-400 Wiring of Luminaires% t- A7 X# y9 R" s: o, d, s2 M
30-402 Colour Coding
: |% y4 v1 @0 x7 j9 @) T9 o( Q: J30-404 Conductor Insulation# o, @1 m6 l" d( I" f. X5 J
30-406 Conductors on Movable Parts0 V8 M5 f Q& Q
30-408 Wiring of Ceiling Outlet Boxes9 O! F$ `+ L1 O3 |; X9 d
30-410 Wiring of Show Window Luminaires1 j; u. X0 n8 i2 A& I8 ?
30-412 Tap Connection Conductors( J- F. W! h; Z! m$ ~0 `5 ~1 J
Luminaires in buildings of Residential Occupancy7 w) n/ `' v9 G9 N/ u2 ]3 P/ R
30-500 Lighting Equipment at Entrances (Appendix G)0 L7 c* K+ T, B! k$ N$ h7 j
30-502 Luminaires in Dwelling Units (Appendix G)7 {% t; W0 M& ^6 n
30-504 Stairways (Appendix G)
" V! O- u2 V/ P2 y" N0 v30-506 Basements (Appendix G)
% C* z( h# `3 y& y' ]. G30-508 Storage Rooms (Appendix G)8 n( g! q( F% U e+ A% B& U
30-510 Garages and Carports (Appendix G); H* i3 Z0 e O0 X/ E, m. p6 |# @
Lampholders
5 d: P, d8 g+ i9 {30-600 Lampholder rating with Incandescent Lamps
* Z( E% e: W: W) P" MN CANCEL
( R% @, v. y% p' [' E30-602 Connections to Lampholders
* p8 M1 f9 B5 x: g$ sN 30-6001 f& X/ L) x# N3 j
30-604 Switched Lampholders Used on Unidentified Circuits
( e) z$ [1 {/ ?4 q9 m5 @8 Z, [N 30-602
; T4 G: g9 z& C6 X30-606 Switched Lampholders with Pull-Type Mechanisms
( L. C- Q7 y1 N" P6 FN 30-6048 O/ i! U1 @3 q$ T5 I- V
30-610 Pendant Lampholders
& ]1 T7 c) W$ d! I/ WN 30-608' ~% b. o* C4 k; A7 t( `$ F
Electric-Discharge Lighting Systems Operating at 1000V or Less8 _( {) g1 \: S- f% h+ b: W- r
30-710 Control (Appendix B)
+ l2 j* w" @1 }. w' ^ T30-712 Branch Circuit Capacity
& ~) u1 h, _% P0 a4 aElectric-Discharge Lighting Systems Operating at More Than 1000V- U$ V0 |9 [9 I
30-802 Voltages, Dwelling Units# Z# H2 k8 T/ ]/ w9 Z: s+ T
30-804 control (Appendix B); Y) E: X2 \& v( K5 J% I
Recessed Luminaires (Appendix G)' ], a! N2 ^) [; q
30-902 Spacings for Non-IC Type Luminaires1 g& E: I) m6 E6 i, @ P
30-910 Wiring of Recessed Luminaires (Appendix B)
3 h0 Y# s$ n2 x7 rExposed Wiring for Permanent Outdoor Lighting
. z+ N4 C. r; \0 a) a' t30-1120 Branch Circuit Loading and Protection7 M) \/ Z0 d M/ q- W
Extra-Low-Voltage Lighting Systems5 Q5 ^) s# F$ m1 N
30-1202 Sources of Supply1 w, h. n$ e- V4 U
c% v% h$ V$ O1 ^/ T# g6 O4 ?
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
9 D) u1 `6 T* x& Q LFire Alarm Systems! \) G& Z( t1 P/ L1 D
32-100 Conductors
, x" @' ]" Y& e6 c# A6 b: K: [* F; j32-102 Wiring Method' a# F) y. |( v9 I
32-104 Equipment Bonding
' m, t* @8 ~, F32-106 Electrical Supervision, h; B& _# |" u) k, O) X% u
32-108 Current Supply0 g4 o! d2 f# }) w' @
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)0 s. h, v y( l* q- `8 d1 u
Fire Pumps
7 M7 b9 Q& a/ p* K: Q3 E32-208 Overcurrent Protection (Appendix B)
; X& w8 ^; q: Y: |5 m$ PN 32-206
4 u2 Z$ F, Z$ W5 }& u& F32-210 Overload and Overheating Protection (Appendix B)9 Q6 F. L. c1 o* T2 m
32-212 Ground Fault Circuit Interrupter (Appendix B)
4 s4 ~) [$ m# z' ~ ~* B
1 a5 h' O' q( U+ R1 v. uSection 36 High-Voltage Installations
* x$ M% K' P7 u6 TGeneral
) U. Y- _+ v. ?36-000 Scope (Appendix B)
! r* h4 ]9 o! h) h7 T7 j4 f- B36-006 Warning Notices4 a$ ]# \. w4 I; R& q/ x" h6 @
Wiring Methods" D- S! G6 C) Q! ` C$ N. G
36-102 Radii of Bends# G3 Q4 [; C( q& b
36-104 Shielding of thermoset insulated conductors4 @# Q. o" x6 w3 S8 e3 @
36-108 Spacing of Exposed Conductors (1) table 30, table 31
/ W1 b* V" @9 A6 C3 u( w+ Q36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
7 s& M9 L/ j: w! N% YControl and Protective Equipment
) \8 J/ u/ D1 p1 V. a& U8 W36-214 Disconnecting Means2 w* P& E. X. ?# c% F6 S
Grounding and Bonding
% O6 o9 \/ E# a8 @36-300 Material and minimum size of grounding conductor and ground grid conductor and connections$ y, @7 g: c, a# R) A& p3 P9 t
36-302 Station Ground Electrode (Appendix B)7 q# i8 b) T" T" L7 H o; t. Q
36-304 Station Ground Resistance (Appendix B)+ s. @, N5 S9 Y
36-308 Connections to the Station Ground Electrode (Appendix B)
9 s& r) ?4 y( g+ R$ H36-310 Gang-Operated Switch Handle Grounds
1 R+ O+ z+ r% v36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
3 O3 L9 b. Y, q, b8 m
. u8 }1 g( z8 E$ P0 s: _Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment; Z+ u( }$ S% `/ I7 n6 l
38-002 Special Terminology (Appendix B)% r, j4 ?2 k& d% _$ Z) ]' k$ A: ]
38-003 Voltage Limitations (Appendix B)
; i, w% C; }# j; {38-004 Live Parts Enclosed
# v' n; G* C) L% }2 ~" P38-005 Working Clearances
0 a* x* B) ]1 l38-011 Insulation and Types of Conductors: i* H8 [2 z1 m2 D% `! n. `
38-012 Minimum Size of Conductors
9 O3 A: p; t3 R. v }4 f' N9 M, V3 n+ P& Y* D% C, C! k+ P+ s
Section 40 Electric Cranes and Hoists
- a7 d9 y& ?) |- v40-008 Disconnecting Means5 F9 i) X& m! q& `1 ^
40-010 Main Contact Conductors
8 j7 [4 g% G, `6 x6 J% [( Y; F+ W' x. r6 X( \/ D, z- a' u; h! \7 C
Section 42 Electric Welders4 C+ B ?( [/ m7 K# q4 @
Transformer Arc Welders
# e6 E5 O# _, |. O$ c, X, s% {8 ?42-006 Supply Conductors# l# J, K4 a% J A, B% q
& u- O3 \' o- X2 ]Section 44: Theatre Installations
W& i( K6 |9 L. NGeneral) U9 s' g( B/ n2 X5 k1 v+ H
44-104 Number of Conductors in Raceways
1 @2 q% L5 U' a% }6 q44-106 Aisle Lights in Moving Picture Theatres# N5 V2 @9 o# Y" H: M
Fixed Stage Switchboards, r( G2 [! R- c8 r( g+ j6 C p {
44-210 Overcurrent Protection9 k/ h2 C9 ]$ B. P$ Q+ z1 }
Fixed Stage Equipment
8 f6 B6 a2 P: ^9 R% a+ C44-324 Receptacles in Gallery Pockets
$ f: B: @0 `- G2 @6 K44-326 Receptacles and Plugs5 b4 T3 K7 Y" \6 u
4 `6 _1 O+ f, vSection 46 Emergency Systems, Unit Equipment, and Exit Signs
+ h- n% C- ]) x: YGeneral3 ^5 K3 Y9 S7 Y" ?' F9 R4 k* i
46-102 Instructions
% T9 f, v% U% i: m46-108 Method of Wiring (Appendices B and G)- A3 u7 P% D$ ?5 E+ t) A
Emergency Systems
( m/ [( ?# _& n9 e" R$ T46-202 Supply (Appendix G)
) a" e# v% u9 \% ~, O& a( T46-204 Control
+ J, n, z# W$ h9 @6 T46-206 Overcurrent Protection& P& ]' K$ k# }
46-210 Remote Lamps
8 P; x' B5 Y* A% O7 L3 `Unit Equipment
# _3 M8 i* c2 k) i# N' D+ F46-304 Supply Connections
/ ?( Y n1 \7 H8 O. x46-306 Remote Lamps (Appendix B), K) z1 v' W5 E) F! t
Exit Signs. @' y5 d1 A+ c2 u- I3 \/ q
46-400 Exit Signs (Appendix B and G)) q1 B' w4 N' G$ k& @/ s& Z
/ O" O$ R; C; A ?Section 54 Community Antenna Distribution and Radio and Television Installations% g2 S u1 _: t& _
54-000 Scope
5 {. ]- }/ C& h- ~: A6 ^54-004 Community Antenna Distribution (Appendix B)4 `2 a1 v1 X8 q* G& \3 B
Community Antenna distribution
) \$ S8 y& E* G, O54-100 Conductors% k$ Z' o' p( M7 P5 i z# I; g
54-102 Voltage and Current Limitations (Appendix B)
- o! Y% F0 l2 QProtection
+ U; ?. C- R7 d2 U9 B1 g54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
; ^9 p: t! U& A# iGrounding" ~3 k$ b3 W) t' N- o& `
54-300 Grounding Conductor
# C4 _/ W6 Q' rConductors Within Buildings) m3 x- A' F* L1 {! X
54-400 Separation from Other Conductors
/ [- w, P7 Q2 s2 _# aEquipment
& g% k1 r& r6 q( w54-500 Community Antenna Distribution Amplifiers and Other Power Sources
' ]: V1 E- p3 |) `54-502 Exposed Equipment and Terminations9 W( x$ Z& s- O" T+ X0 y
4 I a$ i: p) w% L, @4 ?
Section 56 Optical Fiber Cables* C; b+ a; k a/ u5 w5 D6 m" }
General4 P8 E7 w% l# h# B
56-100 Special Terminology
8 f0 E1 L& g! O5 h) l56-102 Types9 G6 S. z9 r2 ~& F! l! X& y
Installation Methods
4 Z) a& }- G# L% D56-200 Nonconductive Optical Fiber Cables (Appendix B)
- S( l4 j8 Q0 r, j* ]/ |9 }56-202 Conductive Optical Fiber Cables (Appendix B)
0 _+ z( P7 f% S; w$ u) @56-204 Hybrid Cables+ h% p, s, A0 k# l" B
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
$ Q0 A% l% j Z0 R7 Y: g. X* m2 r" ^5 K; ^, O' w! E. Q
Section 60 Electrical Communication Systems0 W& j1 s5 w- @ S7 |% g( B/ j
General+ \/ O8 B: {1 R- \& p
60-100 Special Terminology
! h4 k4 a$ H$ k: P3 BProtection3 T- k! Z; N; m, y
60-202 Primary Protector Requirements& G' F9 A/ X y' R- E
Inside Conductors
1 a' o7 b8 a* U6 ]60-308 Separation from Other Conductors8 o, x S. A$ z3 O' \) C5 z) A
Equipment
" ^5 E: j/ K, R+ K60-404 Exposed Equipment and Terminations4 K2 u. D3 H) y- T! ^" H
Underground Circuits0 z) f! A$ S& p' R. ]- s
60-600 Direct Buried Systems1 X3 l& S7 x8 q/ M
; ?$ z9 S" i+ R X$ [5 n
Section 62 Fixed Electric Space and Surface Heating Systems; P0 K- a) V: l6 B7 R
General
4 ~' p4 k' Z) J. S; D4 C62-102 Special Terminology
" Y0 {0 j7 ~ n) a62-108 Branch Circuits
$ [% Z8 B0 ], o B8 k62-110 Installation of Fixtures
* P6 e0 v9 X6 n5 a- J- l x62-114 Overcurrent Protection and Grouping (Appendix B) (5)3 R, M3 Z: @$ A4 p+ v) {! U1 M
62-116 Demand Factors for Service Conductors and Feeders (2)/ c' k5 D, s- o0 s) O7 H+ |
62-118 Temperature Control Devices- }7 c) F+ ^; X: e0 ^: Z6 Y
62-122 Installation of Series Heating Cable Sets (4)(7): E" y& K5 E3 g9 E; m
Electric Space Heating Systems( I5 D4 y, L9 ~4 g" T- Y9 i
62-202 Temperature Control( W! U1 v) Z$ n( b- _% j$ R
62-206 Proximity of Other Wiring (Appendix B)
8 Z2 C& m) r1 W$ b8 S# l+ c62-214 Installation of Heating Panels and Heating Panel Sets
# T8 `9 k8 f# m, B62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
6 U; I: c! S! X" Y62-226 Installation of Under-Floor Covering Heating Panel Sets
& A' t$ k* M: R$ Y" i6 JElectric Surface Heating Systems
) z) X c0 r- W/ I8 }2 w+ E9 o# @62-306 Heating Cables and Heating Panels Installed Below the Heated Surface: r3 \3 L3 X" }) S+ U$ l
) l( @* m5 [3 a/ ^/ e8 ~6 l' @3 V4 h! _Section 68 Pools, Tubs, and Spas; a; U6 D* a9 A$ h( S
General
$ p8 n* w* n% O68-050 Special Terminology/ \, J& W ^3 W" L! S$ [
68-056 Underground Wiring - Table 61# ?7 u0 N1 J, \
68-058 Bonding to Ground (Appendix B)
* h8 {1 N3 X" c9 G68-060 Junction and Deck Boxes (Appendix B)" F% c3 B% [. f% h2 g) o: o
68-064 Receptacles
6 o$ ?1 W3 Y. S* s68-066 Luminaires and Lighting Equipment6 U- ] f; K+ d* }7 D7 Y
68-068 Ground Fault Circuit Interrupters (Appendix B)
% U; `' |9 r" x: Y) ^1 Z" E2 z/ O% d" u9 H) A# t' E+ ]3 }. S i
Section 70 — Electrical requirements for factory-built relocatable structures and
, B# P1 x$ ~) P5 l6 m5 c- Gnon-relocatable structures
/ h' b9 h6 W: G7 t9 c; i1 D70-130 Tests (see Appendix B), G2 Z0 F* |! q4 ~
+ [7 |: r. m+ `# f* v8 U; jSection 76 Temporary Wiring (Appendix G)7 T2 M5 R! b3 R6 F G+ {
76-004 Grounding- V1 O1 E" A8 k, [7 X3 h
76-008 Service Entrance Equipment
& M; l. w6 j; G+ CN 76-006
9 j, f4 x5 N- G( G8 o0 D/ N" p76-014 Branch Circuits7 Z+ L3 U' B* w3 l7 O4 h# Q
N 76-012% R$ D0 ^5 f/ _3 ^7 l
# N( Z$ }. D! x& LSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours) h( h7 i( k* ~5 K R# n
Marinas and Yacht Clubs
. J3 l& E z/ i2 m; d' S78-052 Receptacles9 o5 T* d0 |" n3 d6 P' w
78-056 Feeders and Services- E* S' j& [0 P# N" T. S0 ~
Marine Wharves, Structures, and Fishing Harbours
( u6 i, \- ?' d' X78-106 Grounding and Bonding
& Z1 p( j6 Z2 A7 C6 m/ YTables8 z) Q. J3 a1 Q; H9 e
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, D. e$ ]$ i A) E8 {# y% z% w- q
' ]. P' M8 d+ E0 s& Z. u4 cDiagrams: 1, 2, 7
' B. X2 Q, k8 l6 y- v3 q
7 k8 S# G$ i) [5 b' `9 FAppendix B
c. Z" {8 {' y+ ?) F. EP352: Ground fault circuit interrupter- 6mA
: D% C' i! J- p; z% Y, M) uP354: 2-126 FT1, FT4" | k/ Z" d! N/ m* ~7 ?! v
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
" r8 Q* I" Q# x. V3 t& bP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
1 d) E2 [& h! V" I) bP370: 12-1012, 1118, 1214 Example:+ y& r" H% t8 \3 t3 V
P371: 12-1108
. s. l0 C7 ~) Y8 qP381: 18-108(1)(b), 18-158(1)(b)
+ ^/ x7 S- v; F/ o1 B" D$ mP386: 24-206
9 Z. ^" g2 X/ L4 a2 rP389: 26-2564 ]3 N8 C8 V6 L4 L
P391-P393: Section 28, Example to determine Motor Conductors and Protection9 C) p# n* q" i7 o/ E ]
+ d$ y K e* V) c1 n0 I/ r& M0 f; D- o
Appendix D
( t1 o$ Z% I& F( j q3 [7 iTable D1, D2, D3, D4, D5, D6, D7, D16 |
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