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Canadian Electrical Code Review Guide+ T) j- R% V3 o- V, [
For the Exam of Electrician For Red Seal License4 f6 L0 k! h5 F& J# a8 x% p( R
$ o! X1 ^, U* }& n% F
Lesson One
$ y1 ?7 N V, v% M3 X, Q* p. oSection 0 DEFINITIONS5 T' k+ x$ _% V+ w6 U& E, o6 |
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
T1 @ L1 J* h- e4 xAccessible as applied to wiring methods! V0 m& a) Q0 x5 A
Alive or live
3 [: ]* I- f' ~, {5 w* K/ E4 bAluminum-sheathed cable
$ l8 k' M a+ n- r( E6 C f/ M" |) q0 a! |- xAmpacity s( ~! y' K: G2 v9 ]; m
Authorized person
- j$ `* h, x0 x, L% Y5 m8 dAuxiliary gutter0 p6 _' ]% ?: s, V" h# E' B9 Q" _0 M
AWG
O" q2 z( x2 A/ [4 l4 k. {) DBonding
. M6 z% j+ U7 a" d5 O0 JCable tray) _. d- i$ U: P y0 C
Cellular floor. A$ z" V" _' \& u) T; e5 l
Branch circuit8 x& x4 {6 b+ c# F) x
Bus
% L; i, R6 s$ `$ n2 xBusway6 O0 ]) j9 k' x( s
Communication circuit
2 }9 m1 f% `- u1 x8 p+ D; gExtra-low-voltage power circuit
& k: ]# g/ w; F- g' L ~Low-energy power circuit7 [8 j F! o0 J9 [
Multi-wire branch circuit
. y' f- Z M# v1 eRemote control circuit2 G, C ]6 |+ C3 z1 ?
Signal circuit
. c6 u; {* X6 X5 }1 s+ RCircuit breaker
$ M. N0 Z6 h# f3 }& sInstantaneous-trip circuit breaker
: f$ l L. C7 U/ @6 S7 ?, M+ IConductor
: }4 X* j" o; A0 r* Z/ }& k$ rConduit
9 u2 c3 l9 f; V- H7 u# d Flexible metal conduit
) A$ ^ `5 q% X) \( \8 B! } Liquid-tight flexible conduit
- w6 \" J3 X! F, r+ ~- b Rigid conduit; D) n# g# D- @/ R2 @
Rigid metal conduit1 a9 N+ O) b; B; H
Rigid nonmetallic conduit/ i1 E2 v- W W$ c }
Rigid PVC conduit0 c( Y, o F; e
Connector
8 x8 N6 ]8 l! Q( ^# N& T Box connector
; x; o d1 Z2 _( x4 o Wire connector
& H% y' R) S- t" AController
# G# I7 r2 ~2 t+ u2 l: ~Disconnecting means$ A# z4 q- \3 X" e5 A* W
Dust-tight8 x2 r7 o% M* Y# E
Dwelling unit
, v6 l+ I- R8 m. Y" H: h7 \Electrical contractor. O1 {, u8 A7 O5 ~ `9 T
Electrical metallic tubing" j$ T: N, t t# {# _ V- q) _
Electrical nonmetallic tubing
], C$ S7 U% n v, GEmergency lighting4 r8 A9 \1 ~) K6 W
Explosion-proof
" U8 l1 ~) g" [. X* Q* c1 CExtra-low-voltage power circuit6 k+ K! X7 D+ }8 {$ M
Feeder, s, D/ \! N |9 Z
Flexible metal conduit/ k! S0 D4 I6 U" q) q) U2 Z
Ground
! ~* R( v9 C* P2 {/ u8 xGround fault circuit interrupter
$ U, U, l7 ?, C) _: O: h% TGrounded: T5 x/ v/ I3 x- d
Grounding
2 r! \0 m# E% C R6 s- \9 F G% C5 ~1 WGrounding conductor
- ]2 s) t' _ ~& ^! A: T5 qGrounding electrode$ {2 A' h3 ]$ y6 w# C( \5 X( [
Guarded8 x3 h0 d/ t7 e3 R) ]* U) a
Hoistway8 @: G/ A: X# G, b& ]6 E1 _
Identified4 K& z5 \6 s& K
Lampholder
* i& s _/ d9 y& h& N O, wLow-voltage protection7 o0 d7 f5 d \4 r8 E7 i
Low-voltage release
. R w+ H0 P# }) D4 g/ G9 K! d# V, SNeutral. }3 V/ l5 Q% s3 t& Z
Noncombustible construction
, L6 }: F! N# I2 ^# aOutlet" Y w% J2 }5 {$ l% f, N
Outline lighting/ Y# P/ r, b0 L. F
Over current device
; F4 H% ~! U4 g. r5 _/ GOverload device
" T7 q, x. b- r! m8 }6 R4 ePanel board
5 t1 e% I# m7 g' r EPanelboard, enclosed
' y$ L) e1 K* s8 d6 EPermanently connected equipment
4 Y1 k8 D" k5 ^5 V% ZPermit4 r/ [8 }! E8 U4 N5 e! _ k
Plenum
. B$ _+ V) q5 m2 n- P( wPortable as applied to electrical equipment2 f6 o+ E! ]8 |' a4 x
Portable ground fault circuit interrupter
' C# c0 o; S, m# B4 e" l. rPower supply cord
% z$ @) P. ^1 i+ e. t- q2 {1 aRaceway
- i& X: d1 c: n* _' i; iReceptacle+ \: \: q. R, P/ f5 q* _
Duplex receptacle) J0 `! c% \: k" L L3 T6 [& d$ e
Single receptacle
& P5 O0 G. V& A Split receptacle
' J B5 d# ]( P6 d5 Q* ZService, consumer‘s
0 l) s3 _4 V7 U, O* W2 c1 a+ jService, supply6 `- H" k& t& N9 W- |
Service box
9 F- C+ s) n) u& d% ^ mService room
( z$ d2 q: h: O) pSingle-dwelling9 f$ \2 Q9 j8 t8 o1 H+ |3 k( u. Z
Slow-burning as applied to conductor insulation
6 @; y) T+ r+ xSplitter
( }* h7 J R6 F7 U! J3 `Starter
- G# M2 A; n4 z% KSwitch; m; ?) n c4 ^/ [, l8 U
General-use switch
8 {6 `% F9 W7 B" e Indicating switch
& @: h* ~. n+ k1 q- Z Isolating switch$ s% u; T2 v, ~$ T, j w3 s7 E
Motor-circuit switch
% @* M, r; t4 R$ a' z; C0 pSystem
4 a) H/ ?2 b8 }9 y, i7 q Communication system# K0 {) h" _9 H. ]+ @
Community antenna distribution system(CATV)* @& T. l7 L% x* p
Grounding system
/ K9 q1 h+ _& j0 D2 C9 P# J# KUnderfloor raceway
0 o1 y8 ]3 E4 C/ p {+ U: i4 r6 sVoltage:
8 S' l1 g# k/ Z( I8 I Extra-low voltage
2 d) F1 w5 [. T ~7 }5 S High voltage4 M A/ M1 ?9 c# E9 z' y3 c# ]3 H
Low voltage
% f" K0 L/ t9 \- WVoltage of a circuit
! ^3 |) \4 U) _3 vVoltage-to-ground( x& d# ~& X q; f+ Z# _) Q& [0 w
Wireway
% x* _0 i" ]/ d2 i
" u8 n h8 H/ W( |* j& fSection 2 GENERAL RULES
+ \1 M: h U6 u6 ]( ?3 D2 tAdministrative
6 I# {8 C$ W* J1 e" h2-018 Reconnection' J$ m8 a: \( i% @! ^0 i" S
2-030 Deviation or Postponement, e3 N! c) K' e: t
Technical General% \! Y- {$ a' o4 v0 f
2-106 Circuit Voltage-to-Ground – Dwelling units
+ C& L3 J1 \# d2-114 Soldering Fluxes
& O, X3 j* W2 N$ W) ?2-116 AWG Sizes of conductors3 V! ]6 @* w6 K4 @3 [2 X
2-124 Fire spread (see Appendices B and G)
1 L4 h- z' Z. [; {/ g8 M/ B2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)* f% x, Z* t9 c5 \6 i) H" c
Protection of Persons and Property
{, m. Z# ^. p/ T i% c" U2-202 Guarding of Bare Live Parts
( x) I1 Z$ j5 b4 s" M1 h* lMaintenance and Operation
e3 [7 @; v* H2-304 Disconnection/ d9 M/ |# w5 A b* O. q* E
2-306 Maintenance of Live Equipment
, n0 Z O/ m, x9 cN 2-306 Shock and flash protection (see Appendix B)& t" t% \; L/ k }" N
2-308 Working Space About Electrical Equipment: Table-56
9 @% o& U' A* `) {2-310 Entrance to, and Exit from, Working Space
- U" t- R5 x* ?3 {2-320 Drainage
- V/ c0 p: N/ {# o7 z5 }0 l2-322 Electrical Equipment near combustible Gas Meters and other Devices
9 n8 u! o- s2 z0 _: cEnclosures* | P+ S6 z. t* @: c+ {& q% I
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
: u2 S& R$ e- H4 m2-404 Marking of Motors: DP, WP, TE& G' B7 d0 H) n8 F! g+ o
7 o) l, ?' H. ]1 T" x! x8 R
Section 4 Conductors
) Q* F; Y" m8 @& ?$ W4-000 Scope
+ |- N1 _6 k! f4-002 Size of Conductors: 14#, 12#
% @9 I' A3 B/ E; \1 K4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36& n5 a) e; q- c% f) O8 i: N
4-006 Insulated Conductors: Table 193 M D3 {! N! {- M" N% @
4-010 Uses of Flexible Cord: Table 11/ H. }2 m" w( \7 }
4-012 Sizes of Flexible Cord
" i# S: y, l( }5 A: f: F4-014 Ampacity of Flexible Cords: Table 12
; P5 I& j( e2 l( k4 S' T* z- w4-018 Equipment Wire
* l& r8 D% x+ ~4-020 Insulation of Neutral Conductors$ r% d; |; j6 i& k! v2 O
4-022 Size of Neutral conductor
) l# E$ z: h( M4 Q4-024 Common Neutral Conductor& _( M# A, O t4 w) @
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum: [* g: `% ?6 L$ f6 ^! K/ t$ z8 H
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum8 @) k- r* L: O( l$ T) M- S
4-032 Identification of Type MI Neutral Conductors8 @5 v. q: P0 V- r& d+ A
4-034 Use of Identified Conductors
/ o# v8 I& l, T" M3 V: d. Z. q6 K: @4-036 Colour of Conductors: Phase A, B, C, …
9 e4 y1 {! ^) B5 t& V4 T$ f% [& i8 k9 `0 a: |$ Z
Section 6 Services and Service Equipment+ \: N) N) O5 G3 B5 N; T
General
9 i, ]- E) l9 t. h6-102 Number of Supply Services Permitted
- E3 O, p4 ?. W2 |3 H% C( \+ f6-104 Number of Consumer’s Services Permitted in or on a Building
( D. V3 |0 M# [' z6-108 Supply Service from an Electric Railway System
6 ]' ^: ?: R+ \/ |8 Q* ^# m6-110 Three-wire Consumer’s Services # a& Z3 u |! M! F6 r
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors" M) h* z: U8 R2 t* D0 @. h
6-114 Methods of terminating conductors at consumer’s service/ ^ i: ` \4 J1 m- ^3 e
6-116 Consumer’s Service Head Location G, R# \3 v) i; m1 u7 `# c: N
Control and Protective Equipment
. s4 G) j: g1 w5 ~4 J& |6-200 Service Equipment
2 F4 C$ L6 {1 a6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)! P- x, b( F% |: e1 a3 l
6-208 Consumer’s Service Conductors Location+ Z0 i, b& G/ q+ q# C' N: G
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches+ J& C" ~/ V* l8 q! ?
6-212 Wiring Space in Enclosures/ ^4 t/ h* B6 s& s$ x @ P3 k
6-214 Marking of Service Boxes
$ B; z" `: i2 l% Y4 zWiring Methods+ z: ^) y! J5 f
6-300 Underground Consumer’s Services
7 ]# Y. G- {+ E6-302 Overhead Consumer’s Service Conductors8 G( N7 f$ x, J
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
* O F7 w! A. G' r* \6-306 Consumer’s Service Raceways3 i* P+ Q, m1 E' {9 w9 Q. H0 v
6-308 Use of Bare Neutral in Consumer’s Service
1 }/ J v9 s3 i3 K8 u6-310 Use of Joints in Consumer’s Service Neutral Conductors% L3 {3 h% S/ K; Y
6-312 Condensation in Consumer’s Service Raceway6 L" m& _& x. I* R" ]3 X! i( ^
Metering Equipment9 z8 M# a8 q0 I" h) z+ S9 h1 g$ r
6-400 Metering Equipment
8 z$ I' W% e1 k9 r: J6-402 Method of Installing Meter Loops
1 I+ y9 ]- b5 G W' L6-404 Enclosures for Instrument Transformers
5 }+ \- u3 w% p3 M) `. s: _7 k/ T6-408 Location of Meters
6 n# n/ K$ r6 R& i! a, d# _, x( V e. g$ l, K* B; }- y6 _( P, O0 L. ^2 u
Section 8 Circuit Loading and Demand Factors
" z' @' e0 [4 h* P( zGeneral
6 C1 M- Q* _8 A4 Q* F% O8-100 Current Calculations
7 V1 ?0 y! k( M8-102 Voltage Drop ( see Appendix D)0 D) b$ \3 ~: L. ?. G
8-104 Maximum Circuit Loading
+ N! i. v- F0 F. C1 ?8-108 Number of Branch Circuit Positions
9 r+ {' B6 `" c, R( V/ ^; M8-110 Determination of Areas; R( g: h4 o6 ~
Services and Feeders
3 P. N1 b: G$ A' t8-200 Single Dwellings (see Appendix B)8 A* P* M; M/ [" _: Y+ m9 L; t
8-202 Apartment and Similar Buildings
4 @8 \( H( f' n$ J8-204 Schools! ]! H! c* [1 U
8-206 Hospitals
6 B# Q8 d' J6 \! K) ^8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
! G* P( b: C7 a% v' ~ ?8-210 Other Types of Occupancy (Table 14)# T4 C1 C/ N: M( |, `5 z
8-212 Special Lighting Circuits
% W$ ^7 j) W @8 u: @5 rBranch Circuits
- R& L5 |- U: e" {8-300 Branch Circuits Supplying Electric Ranges
/ C5 L9 n) t( h& \0 ~& ]9 f6 h# H8-302 Connected Loads
; P! H0 h- t# M* H$ z8 M9 I& n- J' j
Section 10 Grounding and Bonding+ j5 @4 ?5 V) L: a* G
Scope and Object
4 y/ s# j" n4 O) S) o' `10-002 Object
, c* U9 r6 \1 pSystem and Circuit Grounding
2 K" Z' d4 W/ m! y2 I( ]* S" J10-102 Two-Wire Direct-Current Systems
`! m, Y# D' P10-104 Three-Wire Direct-Current Systems0 k& ]0 G! {$ k: {4 _0 l4 `
10-106 Alternating-Current Systems$ ^, _: N0 R; D5 A
10-110 Electric Crane Circuits: M9 } ~( @# ?
10-114 Circuits of Less Than 50 V, P2 U' A/ c3 [* I0 u
10-116 Instrument Transformer Circuits
' X4 q2 Q4 o/ M VGrounding Connections for Systems and Circuits# s k) p9 ? R1 U
10-200 Current Over Grounding and Bonding Conductors
( D. G9 ~, U. a3 Y/ b G9 |10-204 Grounding Connections for Alternating-Current Systems
1 h; |" K- v3 R0 N- y- `3 D/ K10-206 Grounding Connections for Isolated Systems
( g3 H0 t6 n9 }8 {1 k$ D10-210 Conductor to be Grounded1 }2 L. Q) T, E1 m. a& y" h
Conductor Enclosure Bonding2 W1 h1 p6 y, Q! }& ]% l7 R
10-302 Other Conductor Enclosures! _( ?# G. y( D% C+ `7 z
N 10-304: X: O* }6 `) c( y% z! h: Z
Equipment Bonding1 W Z1 t3 H; X
10-400 Fixed Equipment, General: X% u, |* L( I$ m, {" d5 L" h
10-402 Fixed Equipment, Specific (3), (4). K. t, \9 A0 F9 F) `
10-404 In Nonmetallic Wiring Systems
+ |# ]; h! b. b9 |10-406 Non-electrical Equipment5 q- I8 P% c! N% U
10-408 Portable Equipment (4)(b). s' B N4 [ \6 j* Z
10-410 Instrument Transformer Cases
9 L. x# w# `4 f! o Y4 R) O10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
; F+ i1 i& [! \* D& D% B10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V- W1 h4 U6 x& _) d5 O1 l4 r' n" c) @
Methods of Grounding+ [: i8 {0 b- D. W4 T6 q6 b7 J- x
10-500 Effective grounding (see Appendix B)0 g. |9 _. P8 b, y L( x8 A
10-502 Common grounding conductors# }# T& w! J' a
10-504 Common grounding electrodes
8 `! G: I7 Z; N" x2 i$ o: PBonding Methods5 \6 H& y- w8 m( P) J
10-600 Clean Surfaces
) }( r; Y7 v& r. T5 L( m9 k3 g1 e5 N10-604 Bonding at Service Equipment
, L) p1 S# F2 Y10-606 Means of Assuring Continuity at Service Equipment* Z2 Q" _0 b% ?* H9 S
10-610 Bonding at Other Than Service Equipment: c% T& P6 L, E1 I8 U: j w
10-612 Loosely Jointed Metal Raceways2 ^: J0 B7 I& H5 S0 R
10-614 Bonding Jumpers Table 41: I, m7 Z& w G* b$ Q
Grounding Electrodes; l; U" p, ?% Q1 Q3 e3 o. a j" _
10-700 Grounding Electrodes
s( C( _$ e4 u0 \! M- ^0 R10-702 Artificial Grounding Electrodes. Y6 X, u4 z% c. T) S7 u% M
N 10-700 & 10-702! q2 d6 [2 t W5 P0 B4 R* H
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)) \+ b; k! w' N. [- v9 C B Y
N 10-702
( S: o& @( |) Z; d q10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
' t* \4 ]. R7 `: A. ZN 10-702
) T! U" ^. r0 }10-710 Use of Lightning Rods (Appendices B and G)- C% B/ A0 o. {
N 10-706
* x" g l7 H* W, b- \, V5 }+ [Grounding and Bonding Conductors
/ i! h$ }6 `7 U/ f; i# h" a10-800 Continuity of Grounding and Bonding Conductors
0 V0 m+ g' z3 g10-802 Material for System Grounding Conductors L+ }; B* T& M1 \3 `- J
10-804 Material for Bonding Conductors; V+ m* c1 n4 ?% e5 I, }& d: H$ I4 R1 _
10-806 Installation of System Grounding Conductors4 D' C# k0 Q, N; b
10-808 Installation of Equipment Bonding Conductors) \7 [" m" Q J0 l! x) u
10-810 Grounding Conductor Size for DC Circuits. C( J) }6 b2 u! P, E _ L
10-812 Grounding Conductor Size for AC Systems (see Appendix B)1 E C% e8 `, N
10-814 Bonding Conductor Size (Appendix B)9 ^4 i" H+ ?) x: j
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
6 Z* Q2 I( m- G6 D/ x10-818 Bonding Conductor for Outline Lighting* v- H) E2 J2 x& H* p/ e
10-820 Bonding Conductor Size for Instrument Transformers' g+ V3 m# v$ B& U8 O) T4 d
Grounding and Bonding Conductor Connections! |, w- J' U" r
10-902 Grounding Conduct Connection to Water Pipe Electrodes
% J' o" s) A; k7 P10-906 Bonding conductor connection to circuits and equipment' X6 |2 x; t: X2 e+ X9 A2 @
10-908 Grounding Conductor Connection to Electrodes
4 H7 _8 p" u c) b; w% q* P, [Lightning Arresters$ K' |- c! Y6 v5 ^! f
10-1000 Lightning Arresters on Secondary Services – 750V or Less3 W @3 _& Q2 ~8 j
4 ^) c' V& Z2 M; b0 c& B! o
Section 12 – Wiring Methods) k. P( N! F& l
Scope
, h) H1 t @0 X0 D12-000 Scope (Appendix B)
D/ }+ M+ ^- S1 J& uGeneral Requirement* v- F& z0 a: \/ O. G1 _9 x U
12-010 Wiring in Ducts and Plenum Chambers* p. F0 h( l0 v2 S8 I3 ~
12-012 Underground Installations (Appendix B)
' N+ t- Q* V" c; N" l b+ M12-016 Lightning Rod Conductors
0 p3 S& `: q$ v! |: J, z) k0 F7 `Conductors - General
r4 J1 n+ z2 N& h- }* @9 T7 _12-100 Types of Conductors (Appendix B) Table 19
; ^. S& a* t( S. e" _12-102 Thermoplastic-Insulated Conductors
( @- \( y0 m7 M- Q3 _& d, n) S2 b12-104 Flame Tested Coverings3 ^0 d0 q: z2 n$ N+ i! r" ]( {, g" [
12-106 Multi- and Single- Conductor Cables* b( D2 |& w* D2 _6 v
12-108 Conductors in Parallel (Appendix B)! C. _: o+ u% L
12-112 Conductor Joints and Splices
' g) G% G8 @/ |3 h12-114 Ends of insulated conductors$ X" S0 \" m8 I3 u2 L; K8 c* b
12-116 Termination of Conductors (Appendix B)% W _& i- V- M/ c8 P
12-118 Termination and Splicing of Aluminum Conductors) f3 a+ i) @+ E+ E
12-120 Supporting of Conductors - Table 21
% N, `# D) ~& z4 xOpen Wiring
4 z6 m% u C1 V% c12-204 Spacing of Conductors
( |( Q3 @ j) m: O. o: |& B12-206 Conductor Supports' ?6 ~! Q, e$ B& y
12-208 Conductors on Flat Surfaces
% W0 {% @- ~. R6 ~* E12-212 Protection from Mechanical Injury: y6 Y5 f7 o/ p. b, ?3 c- _
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises% \8 i( ~) W9 z S9 d
12-308 Minimum Size of Overhead Conductors
3 E, } L" C) h' ~* q" r% ]12-318 Use of Neutral Supported Cables) U$ ^4 c5 `2 a5 d" i
Nonmetallic Sheathed Cable
! Q1 g" H3 ?8 H5 m( ] L12-502 Maximum Voltage
! r& M3 A: g/ F; _: {6 p# j7 Q8 n12-510 Running of cable between Boxes and Fittings (Appendix G)
5 m2 Z% k$ t- c+ r8 e' P7 B12-514 Protection on joists and rafters/ }6 n) o4 S" g# X/ ]
12-516 Protection for Cable in Concealed Installations (Appendix G)8 w. p; F/ E- Q' a# v3 d7 }
12-522 Where Outlet Boxes Are Not Required
/ r2 s3 C) C2 KArmoured Cable
; `! ^" \9 x1 F1 ?# _- }12-602 Use (Appendix B)7 Y5 x6 V! A4 q9 N2 {8 p
12-604 Protection for Armoured Cables in Lanes: X5 L& e: f A! Y; n. n
12-606 Use of Thermoplastic Covered Armoured Cable* m0 [" c% ~. d, H4 V
12-608 Continuity of Armoured Cable
3 ?( Q& |7 y( p: p12-610 Terminating Armoured Cable
- A! I# M" r1 L12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems! N! M0 `, d5 D( E+ U: J! ]4 |( H0 g
12-614 Radii of Bends in Armoured Cables
6 ~3 w; I$ e; a; L' b$ ?8 y12-616 Concealed Armoured Cable Installation
. _# D0 G' K5 G1 Q12-618 Running of Cable between Boxes, Etc" }- Y: } s* J! P& q9 p
Mineral-Insulated and Aluminum-Sheathed Cable. _! `' B2 X j
12-702 Use1 }" h! x, M6 Q4 W! w U- @
12-704 Use When Embedded
! P6 F, d9 \! Y12-706 Method of Supporting3 d# g0 `5 v2 B& I& l' q
12-708 Direct Earth Burial* K6 D+ k1 M. D1 H! {! v, S
12-710 Mechanical Protection l/ u3 G: v8 P; R
12-712 Radii of Bends
/ `0 F% m6 s$ R v9 i12-714 Termination of Mineral-Insulated Cable (Appendix B)2 n* E6 P( s; O1 ]7 g4 ~4 P S+ }
12-716 Connection to Other Forms of Wiring
6 I. P. y0 F! i: |Flat Conductor Cable Type FCC, x: L/ r [( m w; B
12-804 Use Permitted0 Z! S" M7 c: L# ^ u+ q" Z( l6 B
12-806 Use Prohibited5 A8 s$ x/ t2 e4 u$ t0 P+ i: p
12-818 Anchoring- \/ b% k! \6 W$ k, D
12-820 Crossings
+ g% U# e8 O0 ^2 l+ hRaceways - General
8 T7 v w; x# W8 Q& ^4 t& p/ y! g12-904 Conductors in Raceways
8 M" y G& d5 ^% m12-906 Protection of Conductors at Ends of Raceways1 P+ Z( p/ c/ R; f, u+ `$ Z- O, a
12-908 Inserting Conductors in Raceways
' C, l% ?, C! r; k+ r( m4 t0 k12-910 Joints or Splices Within Raceways
' ]8 w/ @1 O; n- s% ~& C* c12-912 Stranding of Conductors
- D% a" L8 p0 a6 L12-914 Electrical Continuity of Raceways7 S) D) W8 W1 {# C6 x n
12-922 Radii of Bends in Raceways$ G/ |! ]7 f0 ~- W: O
N 12-922 Radii of Bends in Raceways Table 7
3 }+ J G7 N n b* J5 j12-932 Protection for Raceways in Lanes
: [, C& Y4 |" M* D8 S3 u12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)/ t% b3 X& I" g& Z! V7 `! z
12-938 Capping of Unused Raceways- k! K, e* E4 X9 F$ W. {: w
12-940 Maximum Number of Bends in Raceways
% \2 a, w- z. {$ l( |5 _Rigid and Flexible Metal Conduit
( d1 E2 p& K7 L. P* D0 v12-1002 Use
. |9 F% S; B" {- G0 s9 X% i7 b12-1004 Minimum Size of Conduits
1 p$ ?# v! ]4 P$ u/ B& [" ] {12-1006 Conduit Threads (Appendix B); F# x+ ` K/ f+ X- ] p5 V
12-1008 Thread Engagement9 C& W6 m# C1 a# M( x
12-1010 Maximum Spacing of Conduit Supports
6 F) s( N* p9 k2 g12-1012 Expansion and Contraction of Conduits (Appendix B)5 t% l: |( `1 n1 l* e7 Z5 Z
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
4 ~; A; P( P6 i" y: u1 ]) I5 a7 `Rigid PVC Conduit and Rigid HFT Conduit
8 D/ F( Q- A, l9 V; W% r12-1100 Use# R6 N& k7 z- |2 J! J5 b! G
12-1102 Restrictions on Use
& i8 c3 ?3 C0 r' q3 {0 W8 U12-1104 Temperature Limitations (Appendix B)0 u7 V0 t' v" F* ]9 G7 Z
12-1108 Field Bends (Appendix B), (2)1 b& l1 S, p8 ^) ]7 y0 e
12-1110 Support of Luminaires( o6 R. V0 U; ~" s
12-1112 Fittings
2 K J$ ^. A% a12-1114 Maximum Spacing of Conduit Supports- o) x1 m- T6 i4 Q+ s
12-1116 Support of Equipment2 v7 A d4 I! n, X ~
12-1118 Expansion Joints (Appendix B example)2 o9 t! `2 a( [7 F
Rigid RTRC Conduit) v2 k o% H- F V7 N/ U7 K
12-1210 Temperature Limitations6 V- {- \) | F! T$ o
12-1214 Expansion Joints (Appendix B)
8 T: X' s7 ]1 Y% A+ { ULiquid-Tight Flexible Conduit
# \- U$ R& r' [7 p% G( D; y12-1302 Use of Liquid-Tight Flexible Conduit
* [# O" \9 l, a1 Z6 S12-1304 Maximum Number of Conductors4 c! U% N. K% @8 Z
12-1306 Provisions for Bonding
% |; f# B6 i5 V/ D4 RElectrical Metallic Tubing
8 d) V! V7 R5 Z3 T* W& }12-1402 Use( t0 I* k: W# A" o$ ?5 O, G5 W
12-1404 Supports
9 n9 J. S* u1 Y* i6 Y+ l12-1406 Minimum Tubing Size
: ^$ f9 W/ p9 O# g8 E6 t12-1408 Maximum Number of Conductors
2 e/ ^6 V( g" [/ ?3 w- y7 l12-1410 Connections and Couplings
6 h5 v, v+ r& ^2 y0 d- A12-1412 Radii of Bends in Tubing3 c& e6 c z# U, B
N Table 7
c- i0 Z) U2 `* j5 Z& m, d9 B# HElectrical Nonmetallic Tubing% b6 q# h: ]6 V' n: S: I
12-1516 Provision for Bonding Continuity
0 @- e8 ^! i' Y9 K$ K" p- o& xN 12-15143 @6 H7 |* Q7 Q
Surface Raceways
2 r6 p5 ^4 V6 D% a$ Q12-1602 Use of Surface Raceway (Appendix B)
1 h: k! J; D) C8 K5 {12-1604 Temperature Limitations
: h! N2 l; ?+ ]3 b, |2 z D12-1606 Conductors in Surface Raceways (Appendix B). L3 U7 n% t$ P% j; e* r
12-1608 Maximum Voltage3 C5 I' W2 j; b$ H" v Z V4 E
12-1610 Joints and splices / G+ z4 P, l' i
Underfloor Raceways' K! H6 J' }) R# }% C
12-1712 Discontinued Outlets in Underfloor Raceways& f9 W. Y! @; Y; J+ N4 R0 C
Cellular Floors
: D5 g# ]5 ~' I8 y( ]12-1804 Maximum Conductor Size in Cellular Floor0 ^4 ^+ Z& j6 G( Q. N* g
12-1820 Cellular floor discontinued outlets
# D1 T6 N( V7 k3 b5 d; Y$ NAuxiliary Gutters
* [* e4 U4 T3 D6 C. ^$ u+ f# K12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
4 @% R/ r& R' c- w: V12-1902 Auxiliary Gutter Supports
& [- R$ o: v) s3 c: N0 f12-1904 Auxiliary Gutter Cross-Sectional Area
5 g" J( W! e4 B- l0 b. a" p3 E1 {Busways and Splitters
5 a- H3 ~+ j+ H% m0 [9 S9 T* y( v12-2004 AC Circuits in Busways and Splitters
$ s) T* K1 o4 E- x# ^ E) B12-2006 Busway and Splitter Supports
; a0 Z7 e$ H. Y8 p& d) W$ W( R4 s' U3 Y12-2008 Method of Installation of Busways: m! F' X' ^5 G8 }: {6 H/ P
12-2012 Reduction in Size of Busways
" Z) B! z$ M9 r: j12-2014 Length of Busways Used as Branch Circuits
6 P8 d# [ }5 S0 E' k12-2018 Taps in Splitters9 V& G' q9 Q2 J+ f% I
Wireways
8 Y4 F6 Y1 F" k# Q$ h12-2104 Conductors in Wireways# t0 `! R* B/ S4 W
12-2106 Taps and Splices in Wireways( h5 L# @5 I% ^ W
Cable Trays" q8 ~' F+ b ^5 l) p1 y
12-2200 Method of Installation (Appendix B)
8 {; @/ @. ?( y' f ]12-2204 Joints and Splices Within Cable Trays0 R' \ o6 @% g9 }7 D% M' M
12-2208 Provisions for Bonding& Z k$ Y; K+ X: D& J
12-2210 Ampacities of Conductors in Cable Trays
8 P3 x$ r7 R5 @7 _ l& {& h3 TInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings0 o, V" z" w- c# [
12-3000 Maximum Number of Outlets Per Circuit
0 T4 Y' x* d9 c# O; XN 8-3044 Y6 H' Y- c& D( i& i& |3 d
12-3002 Outlet Boxes (Appendix B)
7 }$ w0 \2 l6 g: E' a& X/ ^, }N 12-3000 k" {1 u2 R/ Q* E( V! c
12-3004 Outlet Box Covers: o6 u! d/ D- Z5 q" p
N 12-3002
& w7 V) Z8 ?5 Y+ G/ }12-3010 Boxes in Concrete Construction
4 O9 z& ^8 R6 x3 {6 b$ dN 12-30089 {+ A' N+ ], A+ j1 C+ d
12-3012 Outlet Box Supports+ F- C" E+ }* H4 ]$ u \ E$ Y* X
N 12-3010
+ `' T" f3 X h7 {% [9 ]2 O5 M }12-3016 Accessibility of Junction Boxes7 l, M: j: n' R' h
N 12-3014/ J' c7 B: C( I* u' p0 Q" P/ Q
12-3018 Flush Boxes, cabinets, and Fittings3 X, s1 J& v+ U3 L1 ]6 g
N 12-3016
8 W+ V+ ^# a M12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
6 u+ q$ G2 v7 \* b- ]# B% yN 12-3022
! G0 Y- w4 {) j5 u1 Y) g) L12-3036 Maximum Number of conductors in a Box - Table 23, `$ U, Z7 ?5 w \
N 12-3034
0 p7 ]0 X1 l! V/ X' h/ F12-3038 Pull Box or Junction box Sizes
( ^( ~# G1 k+ I$ M8 m" bN 12-3036
' e2 b: h3 c0 }; f2 x3 D% U. D/ p. ?0 b; ~" }# F2 y
Section 14 Protection and Control
( i, t/ j9 [2 d6 b5 O: p! {General Requirement4 `0 p3 A. x8 m
14-010 Protective and Control Devices Required$ v) z* f# h) u0 i& ?. O \
14-016 Connection of Devices1 ~$ F; H5 n$ r( v2 h
Protective Devices – General
" P, S4 B( `0 Q% N0 w( l 14-100 Overcurrent Devices Required* V' |: k' C: U' Q9 j
14-102 Ground Fault Protection (Appendix B)3 y6 q) h" a8 e! R1 e5 l
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
. W$ `5 [9 E; V2 d$ o14-112 Overcurrent Devices in Parallel0 h( K* }0 ]' V( k1 m+ H
Fuses! M4 M9 {# K+ ^; G/ L& w6 q
14-200 Time-Delay and Low-Melting Point Fuses5 L+ t' ^9 R7 G- V) X1 O% m/ @ `' b
14-202 Use of Plug Fuses" z7 W+ O p7 }( l0 b
14-208 Rating of Fuses( ]9 _+ D6 x4 I: b1 @
14-212 Use of Fuses (Appendix B)) y* K8 x6 c/ X; f) N4 M" J
Circuit Breakers2 E- A I# `) G4 Z: `0 R
14-300 Circuit Breakers, General
1 ~6 w2 [8 x% J. B7 H: ?0 e0 c14-306 Tripping Elements for Circuit Breakers
+ m+ l# N n! ^% Z+ x/ i H) [6 [14-308 Battery Control Power for Circuit Breakers
, l" d, o0 R# h2 A, r/ kControl Devices - General- I) ~% q- G1 N1 T$ T3 f0 e
14-402 Disconnecting Means Required for Fused Circuits* l, \. L: z+ ~
Control Devices - Switches
; x m# J* d8 T% r% M3 d# t) A3 @14-502 Mounting of knife Switches
6 M6 X: {( f: ]$ @) ?14-504 Maximum Rating of Switches
7 U! V$ {: h! p. T) I. P- p14-508 Rating of General-Use AC/DC Switches (Appendix B). b" J9 k+ Q* `9 j9 J) `
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
& z6 f# i7 `9 R" @% T, _Solid State Devices
6 r! U! L2 U. O! @14-700 Restriction of Use' H0 _/ \: X0 \
14-702 Disconnecting Means Required
, Q5 T1 h. Q+ i+ B$ R9 f. {
2 b* S) J( B( l/ Z; M2 Z4 O# ASection 16 Class 1 and Class 2 Circuits8 ~% g) J% Q2 X5 m5 P( B. b' `" A ^& U$ i
General% ~& ]) {+ p9 x; v8 ^
16-004 Class 1 Extra-Low-Voltage Power Circuits
8 a' c6 ^+ {% h j7 S! _ L" T16-006 Class 2 Low-Energy Power Circuits
- f* @, Y+ ~; A1 c- O16-012 Circuits in Communication Cables$ B+ R" y5 q+ n& P$ H5 i
Class 1 Circuits4 x" }% @2 W: K
16-100 Limitation of Class 1 Circuits q( g) t( j( O
16-104 Overcurrent Protection of Class 1 Circuits8 N6 q8 N" b7 u6 e2 R7 Y& m I
16-106 Location of Overcurrent Devices in Class 1 Circuits& A& Y P. o y% D% h' w' `
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers, n! Z1 b& s8 X% z n9 A# ?7 m6 M
16-110 Conductor Material and Sizes" f* Z) f9 ^( {, ?
16-112 Insulated Conductors for Class 1 Wiring7 F4 ~. b, i6 _+ B9 p3 x. z
Class 2 Circuits2 q, C3 X$ j& h3 J' P
16-200 Limitations of Class 2 Circuits (Appendix B)0 E8 \2 P- S6 H: X
16-204 Marking
2 ]& W2 o6 y! f, R( y6 [/ d16-206 Overcurrent Protection for Class 2 Circuits
' I. e" A9 h: B9 a16-210 Conductors for Class 2 Circuit Wiring (Appendix B)/ e9 P9 r& w% h& Z6 f+ d b) j4 E
ELC: extra-low-voltage cable" |- F7 j4 j6 G; ~
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
% R* `! v9 x4 l7 L" T: ]0 M( ~ m# P' A! e/ U- o* v; X: `8 Q
Section 18 Hazardous Locations- C$ D) y& n) ?0 t9 U) H, ?
Scope and Introduction
( k c3 U$ P* Y/ v5 b7 B( `18-004 Classification
: R3 v5 y; B0 b4 C5 I18-006 Division of Class I Locations (Appendices B and J)
~. ^7 p& _' s/ r18-008 Division of Class II Locations (Appendix B)/ c+ |9 K/ q1 m# @; L9 E# ~$ y
18-010 Division of Class III Locations (Appendix B)8 l" ?: E& T8 J' o5 y+ v
General
7 t8 h% ?) G9 n: I2 y9 ~18-062 Metal-Covered Cable (Appendix B)
( b: b" ~* R* x. M2 x7 WInstallations in Class 1, Zone 1 Location
0 X$ m0 D' N9 O$ R. n18-108 Sealing, Class I, Zone I (Appendix B); n7 L6 l4 a, a ~1 j* V
& \4 \% o4 S; L( P% KSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars! T) c/ j& U6 w% @9 ^+ c
Gasoline Dispensing and Service Stations* O+ C* x/ J; J2 z0 [+ V% K& I- F
20-002 General
+ B& F/ k. X0 e! ^- I20-004 Hazardous Area (Appendix B)5 a( S; ~7 Q/ S5 N
Propane Dispensing, Container Filling, and Storage. `+ `1 @' d) C% r' ]
20-034 Hazardous Areas - Table 63
" `) W* [7 F4 h) H8 N% \Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
1 \6 ^6 O! c+ i; p; Z! Z) _- j! J20-062 Hazardous Areas) \' f& Y( Y3 K: V
Commercial Garages – Repairs and Storage
* e: a) v4 Y. ?9 _/ H' m, s$ t$ S20-100 Scope
' ?; m5 G$ }: X/ L20-102 Hazardous Areas (1) 9 u5 G, c" P7 @" z1 I
% g& w% B1 I W4 Q, ]8 u, [- ]
Section 24 Patient Care Areas2 h8 {6 ], o0 z1 q2 Y
24-000 Scope (Appendix B)
7 v0 K( A7 {9 M% j; H( O- K24-002 Special Terminology (Appendix B)
8 P. p+ ^. K, E/ o/ B, [! @ Patient care area
2 ~" h2 j. }& i+ YPatient Care Areas0 x! o* z1 e. `* K$ ^: a
24-106 Receptacles in Basic Care Areas (Appendix B)$ _7 t2 D: W b" p7 O
Isolated Systems
8 a7 w9 t# R n2 S& y( z24-204 Single-Phase Isolated Circuits (Appendix B)
' ?9 j o# X2 {4 `24-2068 J7 T" M3 i6 w+ C- Y
( k& r3 e' G# _' `* |Section 26 Installation of Electrical Equipment
9 P$ B( b& _1 N3 X* eGeneral
4 t. v' Q$ M1 ]9 R0 ^26-004 Equipment Over Combustible Surfaces (Appendix B)
5 [1 e& o! V" v" F26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
0 Z- ~( j; y% n; ]8 { Isolating Switches2 a; A ^, T0 R2 _
26-100 Location of Isolating Switches
) r- N4 O# W; W% i9 Z6 ]Capacitors3 Z/ A7 t" N3 v, Y) c
26-204 Guarding of Capacitors a" H, t+ q+ r4 _" m5 y5 Z
26-206 Grounding of Capacitors; n" M, f# l4 ~0 a. a* r" V5 n
26-208 Conductor Size for Capacitors
+ h+ X4 k, F- M' G6 F26-210 Overcurrent Protection (Appendix B)
7 S' J( @* r" T& ]9 W9 p8 p4 w, L26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits" x# w ~) h: u5 L$ j; G! N
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
& P! c7 @6 J- H/ X+ \: s/ {/ c26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
0 w# b5 r- e `: o4 [+ c( u3 {3 T26-218 Special Provisions for Motor Circuit Capacitors$ @3 v8 b" a V0 H4 b
26-222 Drainage of Stored Charge of Capacitors1 U T# C; l ?2 b8 }
Transformers3 `1 E8 t% i0 ?6 T$ F" r8 M% Z, M w
26-240 Transformers, General
% U- O& R0 g5 ?& W$ d26-242 Outdoor Transformer Installations
6 {) I" B1 p" ?8 {26-244 Transformers, Mounted on Roofs (Appendix B)
2 k! D9 j4 v$ r. t3 z. ^ b26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)4 G5 ^1 i6 e" S5 o
26-248 Dry-Core, Open-Ventilated Type Transformers
- G+ J2 z8 S' c! n$ D26-250 Disconnecting Means for Transformers! T( O& |& K9 x$ G$ Y9 F
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
; a& I! @& a' o9 b( m* J26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
: f, ]) D* L$ U. t- z26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)) _* m& u p3 R9 |0 `/ g; L* L
26-258 Conductor Size for Transformers
) ~' n$ w3 Q3 q/ p8 ^26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
" |; u) b2 w: X; k4 t; {: M. V26-262 Marking of Transformers
; }! Y' D$ N1 C: F' m" a) ^3 F26-264 Auto-Transformers! H1 C1 n* h' `9 C# x7 o* K
Fences
' Q- r5 z6 r: }# ~26-302 Clearance of Equipment - Table 33 J' M( P3 V& O
Panelboards
2 L5 l# `* n( `, H0 k- R26-400 Panelboards in Dwelling Units (Appendix B), p0 Q% }+ n7 e* S6 O
26-402 Location of Panelboards (Appendix G)/ P& T: \* ^7 J& P! W
Lightning Arresters
1 j) y. e, u' Y9 ^26-508 Connection of Lightning Arresters
6 X; R, K, y$ S/ Y, m; ZStorage Batteries
n% J/ h5 H6 i" N9 g. H26-542 Special Terminology
* z8 Z$ B; P Q5 W5 p" X# E26-550 Battery Installation% \ w5 p: }4 e5 i# R7 W; E
26-552 Wiring to Batteries0 X% E! H$ N! v/ j
Arc Lamps
" b: p) o. B+ g* J1 S, b26-600 Location of Arc Lamps0 P. A2 W7 U( B/ K; Y/ b
26-602 Conductors to Arc Lamps
& I% Z) k+ l# P6 c26-608 Globes and Spark Arresters. C6 r9 D6 I" x2 q1 x, ]/ {
Receptacles
' S4 Y- M1 I& e, }7 U3 }26-700 General (Appendix B)" S' t7 D3 ^. ]& N
26-702 Receptacles Exposed to the Weather. _# q( g6 w; \7 `8 r# R
Receptacles in Residential Occupancies; g* _5 R5 b7 ?; N; E
26-710 General (Appendices B and G)3 l: o& {% h+ l* s0 Q" `; ]
26-712 Receptacles in Dwelling Units (Appendices B and G)
9 K6 z( V# P" i* C& `26-714 Receptacles in Single Dwellings (Appendices B and G)
: {+ {/ }: o+ C* x+ cBranch Circuits in Residential Occupancies, O& a4 B' [3 z( g( v
26-720 General
$ U) |! p$ a9 [, _26-722 Branch Circuits in Dwelling Units
1 z; B' ~# v- p3 b8 ]26-724 Branch Circuits in Single Dwellings% E) K0 h* N* a7 v, [
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)5 c( c3 @7 S$ Q9 w
N 26-720 (F)1 U( V/ l2 } r
Electric Heating and Cooking Appliances% S' g* O- ~) X6 ?- l; a2 \, P" w
26-744 Supply connections for Appliances( f7 ?4 H( |, D: V8 o
26-750 Installation of Storage-Tank Water Heaters t! j% j& o7 S
26-752 Infrared Drying Lamps
- }% `2 B- ]9 Q; k7 e! C# k. H& |' O: @& d/ Q; I7 T: H
Section 28 Motors and Generators+ R/ u+ a- f0 Z7 N( Z! ?
General" K9 ^ s8 I# R, Q4 L p5 [# O
28-010 Special Terminology
' }' d o" u8 ?5 WHermetic refrigerant motor compressor
0 h+ i5 Z5 y' o/ `Locked rotor current rating
4 k" P! n+ j* ~! kService Factor
( `' H; y% k& ~$ n. `Table 44; Table 45; Table-D2) ^. r; z) v5 W; P- ~4 g' m. T% T
Wiring Methods and Conductors" |9 h) ~& x7 a" T
28-102 Portable Motors
3 Y' e3 `% j. r6 N5 @* A; q28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
& m; Y4 y1 u. Y% W! |$ G& ?( y28-106 Conductors, Individual Motors# O1 s+ T& j$ m8 I, p
28-108 Conductors, Two or More Motors, P* T: k$ ?+ r9 |. I, U
28-110 Feeder Conductors
- b, v9 l; ~) \' A& J' I28-112 Secondary Conductors
! V# E& `# y9 qOvercurrent Protection
$ e* g) N# \( W! V28-200 Branch Circuit Overcurrent Protection8 k. Z+ l+ a* F: m7 q3 ^$ Q/ @4 [' C) ]
28-204 Feeder Overcurrent Protection
! s0 H! M) `. D28-206 Grouping of Motors on a Single Branch Circuit- J. P/ q* v; o+ d! d/ D9 g
28-210 Instantaneous-Trip Circuit Breakers (Appendix B). R: [3 Z0 g; a
Overload and Overheating Protection
1 {+ t2 s. r" K: u- ^$ I( c; `6 k0 r28-302 Types of Overload Protection
. C" B+ a8 c2 m& r- B5 H* m- e. F28-304 Number and Location of Overload Devices (Appendix B) Table 25
+ g5 ?9 n: I0 h) M/ a28-306 Rating or Trip Selection of Overload Devices (Appendix B)
) k1 Y8 f3 \/ D28-308 Overload Protection Not Required
' n4 r& Y+ \+ G; q4 r' d yUndervoltage Protection
3 ?: y( j2 H2 I7 d% r S28-400 Undervoltage Protection Required for Motors (Appendix B)
. V2 T4 p- i/ ]/ d' U( J2 A, KControl
; q/ e A2 N0 o o% T t+ o28-500 Control Required
9 d4 c% z* |* r' O. B! P28-502 Control Location
( ^" B: c! S& k2 s+ N28-504 Starters Having Different Starting and Running Position
& l3 Z2 G' \. |: E28-506 Grounded Control Circuit
% Y4 r* i% f0 K x5 KDisconnecting Means
& i4 C: f& X) Z# g6 U; U28-600 Disconnecting Means Required) e- D+ H$ s4 w' b, X+ r! P
28-602 Types and Ratings of disconnecting Means (Appendix B)+ Q' U5 ~# }+ U f
28-604 Location of Disconnecting Means; {- d i# o u w( \7 y; a
Hermetic Refrigerant Motor-Compressors! I* h# |% ]( ]8 r6 z& i. v! v1 w
28-706 Conductor Ampacity
, q; H+ A7 d/ C; J28-708 Overcurrent Protection
; {) `$ g" s7 f0 a/ c28-714 Disconnecting Means
1 k% R: b' j' m1 G" MProtection and Control of Generators! l+ P7 S# ^ R2 {8 f1 B u# H
28-900 Disconnecting Means Required for Generators' C) b4 h& H2 {/ D {6 |
28-902 Protection of Constant-Voltage Generators
# H* n D1 n5 ^+ A9 D28-904 Generator Not Driven by Electricity
+ l# y$ J' S3 n% O# E7 `1 J, t* i' h28-906 Balancer sets
" |) J/ }& P- j" x8 `# n; O28-908 Three-Wire Direct-Current Generators+ N+ B1 E5 t% o: D0 Z: V# C
' p) ~0 z: j- ~1 J& M" ]5 }
Section 30 Installation of Lighting Equipment m% A1 V' b ]& d, R
30-002 Special Terminology (Appendix B)
& |9 J) P6 v9 n5 a6 Y+ SGeneral% B) U* ?& s. p# Z/ D
30-102 Voltage
: c' v$ T; L$ O8 }' F- l n7 `+ \; `30-104 Protection (Appendix B). S7 Z$ ?, ^1 B2 G) I
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
) v, a& [8 o5 Y7 m30-108 Polarization of Luminaires# e) D/ H, ?' N& V7 N9 I. H: v+ r
30-110 Bonding of Lighting Equipment
2 s* W8 s! X( N0 r4 mLocation of Lighting Equipment
6 v3 \ E$ Q$ \0 X5 `( s30-200 Near or Over Combustible Material7 Y. v4 Z7 n1 C, @! \ L
30-202 In Show Windows% B, U; a; ^3 ^; ]* t& c2 @
30-204 In Clothes Closets' l" w* z6 ^* j& E9 @3 t
Installation of Lighting Equipment G( q4 M) v/ A! F' l) C
30-302 Support: Y5 m, V, n- i! k# j. t0 z) X3 p' y. {
30-304 Outlet Boxes to be Covered! Z7 F, v/ E9 p4 e
30-308 Circuit Connections
9 J) `% W. n2 k2 |# S30-310 Luminaire as a Raceway: S0 |3 M/ r: c1 d
30-314 Minimum Height of Low Luminaires
$ t3 M6 x/ z: q' S30-316 Luminaires Exposed to Flying Objects
. ]! p/ d' u/ O: Z0 d30-320 Luminaires in Damp or Wet Locations9 e" n5 j6 ~- }; x( w
N 30-318$ g% z L m3 L8 F8 a* k+ i" z0 n
Wiring of Lighting Equipment" h/ V' r( C! z0 G
30-400 Wiring of Luminaires
1 j1 I5 b) ]7 {1 u1 w. ]30-402 Colour Coding* X C# q) p3 @: O6 ?" R
30-404 Conductor Insulation
0 F; r* V' v8 i, M1 ^5 M+ u3 P30-406 Conductors on Movable Parts6 n% x+ Y* b9 ?7 W* k; z
30-408 Wiring of Ceiling Outlet Boxes
2 ~4 G2 s) C9 ?2 R# Q30-410 Wiring of Show Window Luminaires
* P$ e5 L6 U8 E4 J# r$ z/ I& L1 ]30-412 Tap Connection Conductors
) M+ }6 ~! p5 O) x1 M) T3 ULuminaires in buildings of Residential Occupancy
/ V* ?, w. W3 U( z$ c30-500 Lighting Equipment at Entrances (Appendix G)2 k* \" t. m) r% G
30-502 Luminaires in Dwelling Units (Appendix G)
2 F V8 i" e5 j0 Z& Z+ a30-504 Stairways (Appendix G)
5 ~* F0 W8 P; W& H0 w( ]7 v! Z30-506 Basements (Appendix G)" x! [/ j6 Z5 n4 p# T; L0 Q
30-508 Storage Rooms (Appendix G)
9 r" Q4 L: W( d30-510 Garages and Carports (Appendix G)
* B! g. f1 ]5 CLampholders
0 s+ D' @+ N: h- ]6 j. v& J30-600 Lampholder rating with Incandescent Lamps
! ^6 C& S& c3 N" V3 QN CANCEL
q1 J& E4 x2 H. e# s30-602 Connections to Lampholders
" s, U9 @, H$ Y8 }1 P% E8 A IN 30-600 d9 i; E5 |- k# W- F, E: ~, h" f3 r
30-604 Switched Lampholders Used on Unidentified Circuits* \, B7 ^, t7 l! j# q$ B
N 30-6029 C4 `4 L7 |& x0 o9 x
30-606 Switched Lampholders with Pull-Type Mechanisms
& s ~* V' H# o/ D' L) UN 30-6045 }# K9 J* C7 ~
30-610 Pendant Lampholders
- R( [1 z3 c/ r. dN 30-608* j' Q8 @* F' \7 D
Electric-Discharge Lighting Systems Operating at 1000V or Less
' S; t- {5 i" ]( L30-710 Control (Appendix B)# j) m9 p2 [ N; ~
30-712 Branch Circuit Capacity
$ T P8 d2 ~9 zElectric-Discharge Lighting Systems Operating at More Than 1000V
! c' q+ ~/ B$ V' `30-802 Voltages, Dwelling Units
, b" K% c& n! e6 l& C30-804 control (Appendix B): _2 Q1 ~) T" B. K! n
Recessed Luminaires (Appendix G)) z) V) o4 {% R% d
30-902 Spacings for Non-IC Type Luminaires
. J1 N/ [/ w: W30-910 Wiring of Recessed Luminaires (Appendix B)
/ G# {, ] g- d( \* m- i b# h' LExposed Wiring for Permanent Outdoor Lighting
6 v O! W! F" d30-1120 Branch Circuit Loading and Protection
+ G. n$ w) b8 VExtra-Low-Voltage Lighting Systems3 f9 r r3 n+ _$ ^
30-1202 Sources of Supply
7 @4 s! w |9 k$ n1 b
5 P4 `4 L) V, _& c$ E: n O+ K* kSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
) T4 D/ ]9 @ u" _8 rFire Alarm Systems! e" ]/ ~2 E, q6 E7 o5 e% W
32-100 Conductors G G$ m" u, Q% `
32-102 Wiring Method8 _$ J3 Y5 ^) k2 `
32-104 Equipment Bonding2 V) e& e" \# J! d1 ^: b" d
32-106 Electrical Supervision
% |2 N& x% @, ?& n( P32-108 Current Supply' `$ n% F9 a! M% d, O
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)) R! E4 t$ J0 L$ l$ Z! X" U8 p" ?
Fire Pumps
$ l$ l2 D( u6 U1 |0 `32-208 Overcurrent Protection (Appendix B)
$ X$ V0 M$ Y. y; u+ ?N 32-206
$ T T9 h) `1 t* w) q' @32-210 Overload and Overheating Protection (Appendix B)
7 D" w; a0 c9 Y! w3 R8 Z32-212 Ground Fault Circuit Interrupter (Appendix B)
- B# B9 q' T( G1 U- [: A/ C* V' O O8 \
Section 36 High-Voltage Installations
- P* p) c' Y8 E6 O* H$ O3 [General
( H7 D- E& D" q4 r+ R36-000 Scope (Appendix B)
+ e# n! O" m/ H5 r36-006 Warning Notices
9 B! u. I* }) z8 ?+ ]Wiring Methods
" m" s" Q0 V1 w' Z5 w' f% n36-102 Radii of Bends; B2 Q/ D8 _0 z) f" _
36-104 Shielding of thermoset insulated conductors# K" B- L; k e( F" @! n: O$ _
36-108 Spacing of Exposed Conductors (1) table 30, table 31
0 v1 Q) X' j |36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34$ w" o6 W8 q$ `9 r0 Z/ A
Control and Protective Equipment* n4 \: o9 P; C) T m% U
36-214 Disconnecting Means1 p) f+ V1 x# z
Grounding and Bonding
" Q( a6 @( `6 }* c# y. N36-300 Material and minimum size of grounding conductor and ground grid conductor and connections3 o! Y3 w7 a8 R8 \0 Y! D
36-302 Station Ground Electrode (Appendix B)1 j! k4 b1 y. h: K
36-304 Station Ground Resistance (Appendix B)8 E5 _: P) {. o
36-308 Connections to the Station Ground Electrode (Appendix B)
5 ~& e9 G w8 a9 l3 `1 [$ K- G' I' e0 J36-310 Gang-Operated Switch Handle Grounds K, e" E n5 d8 p/ R
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations1 u$ v7 s- Z7 P, z5 J
8 _) |5 ~1 I* n$ i) a2 L+ E9 v/ V) `
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
p% s) {, @/ }- l6 k* k) ~38-002 Special Terminology (Appendix B)- |- Q+ m: Z, N: J9 H
38-003 Voltage Limitations (Appendix B)# k# t3 d: |- T$ I' P- q4 ?$ i5 A: j# k
38-004 Live Parts Enclosed: Q& l/ p6 \! ]. R/ E( a% m; B
38-005 Working Clearances0 q5 C# X& M2 C, V- h8 e
38-011 Insulation and Types of Conductors
0 D0 q) D% x) G& V38-012 Minimum Size of Conductors: x* Y( e. X% J3 O% d! I8 n
, ^! T1 h. Z/ @/ O1 Z7 }
Section 40 Electric Cranes and Hoists
! r! w/ {& U% `& ~9 C% d; p40-008 Disconnecting Means8 U' w' i! `1 y( Y3 l4 O. G
40-010 Main Contact Conductors& b+ h0 I- a# z
9 [8 p! v% o0 ^3 _/ u6 @/ {1 p8 R
Section 42 Electric Welders
, d6 c( s5 E1 N" p4 \Transformer Arc Welders
7 Z6 j0 S, p T5 N0 R! o# e42-006 Supply Conductors
7 c- V" y" m7 I
9 m! T K. ~( ASection 44: Theatre Installations2 c# P' l1 X: A
General% k2 ]. n( G+ y5 w1 t
44-104 Number of Conductors in Raceways5 R& z. C) P4 c6 N8 o
44-106 Aisle Lights in Moving Picture Theatres. z- X' U( h5 O6 N m4 D+ X1 ]
Fixed Stage Switchboards
7 X( C/ _2 n0 m44-210 Overcurrent Protection
. F4 o6 c" _! ]% fFixed Stage Equipment! W1 c" g0 \$ K E' [" P ^
44-324 Receptacles in Gallery Pockets
. g' I" h' u2 J/ I2 U44-326 Receptacles and Plugs
' A! _; F* i# x; P5 n1 f( F
% T* t0 S+ [' s) \& C KSection 46 Emergency Systems, Unit Equipment, and Exit Signs
# o3 S h9 J# {2 p. u/ v0 h/ y: OGeneral% Y8 v9 C$ [* c- V( J$ A% y
46-102 Instructions
; q6 \% Z* U( a, D46-108 Method of Wiring (Appendices B and G)
2 X, v! _* N9 t9 ?0 sEmergency Systems z: T3 S0 K$ v0 b0 R$ C8 k
46-202 Supply (Appendix G)
# q* h% X/ I* T) S1 V2 A46-204 Control
9 z3 Z/ X3 f6 H5 O* H46-206 Overcurrent Protection
; r* `7 f' x5 I3 f$ l2 n46-210 Remote Lamps
$ |8 @0 A/ r) m7 ?/ Y4 j# O6 G0 c4 aUnit Equipment( a j7 j" p9 r' |; P6 v
46-304 Supply Connections
! q% q+ V& I! u7 F: W' s8 R5 i/ q. E46-306 Remote Lamps (Appendix B)
6 a3 `) r- @6 CExit Signs$ V8 o r9 T% i1 u6 N
46-400 Exit Signs (Appendix B and G)( k% \3 {4 ]% ^, Y7 D; \0 r) m
& s( R9 b% W1 X9 r! j, v; M+ RSection 54 Community Antenna Distribution and Radio and Television Installations
0 c( u5 b, t8 x u3 t. B! k5 H54-000 Scope
! C) d, Z& k G) r( H! r5 f' X54-004 Community Antenna Distribution (Appendix B)1 t; p- m, C8 C- n' r. {
Community Antenna distribution0 a B, }5 ~; T3 w% @
54-100 Conductors
# X& ^5 t: K; N) s& O( o54-102 Voltage and Current Limitations (Appendix B)
: k2 h* i2 e6 o4 s0 z1 ?! U) u% |! PProtection( i5 i3 L) ?4 i3 Q7 a
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)0 z; W/ Q; `/ w& _# m. \
Grounding& i! t8 o) m/ }( l
54-300 Grounding Conductor
; H& R; @" t2 H& f! n/ C0 G+ C EConductors Within Buildings
! [0 [* t+ `$ X9 W: M; |1 T54-400 Separation from Other Conductors
6 o) D% ^* P! |1 n* O. x1 {3 \* }Equipment
7 d# K d3 C- F5 _) }, ^4 G e, X54-500 Community Antenna Distribution Amplifiers and Other Power Sources
2 Z6 x1 \7 z2 a5 N54-502 Exposed Equipment and Terminations8 B7 y; a5 }/ P! W" ?
- C& z$ V: D3 [- P8 H/ n) \Section 56 Optical Fiber Cables; t4 R& J& d; i$ U( j% i: N
General, W: n+ x! L/ ^" b3 N6 C
56-100 Special Terminology, v+ x u' ]9 b$ f) Q8 \+ Y
56-102 Types; s% W H+ A& F6 h1 X! U8 [+ i3 Z+ \
Installation Methods
- g; u. Z- l5 o! C" Z5 S56-200 Nonconductive Optical Fiber Cables (Appendix B)
( k2 }) _! t3 ?2 ]56-202 Conductive Optical Fiber Cables (Appendix B)
. ^# k5 f9 o1 ]. m. h: t; E56-204 Hybrid Cables
2 L' o* a2 s7 l+ [56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)9 f7 {7 ^6 S, W" c! Z' B
9 |- ]( |: l& a4 c- L
Section 60 Electrical Communication Systems7 j6 P$ K, C0 r0 l: x& W
General
; ?7 C8 a* @0 R& p N9 g+ x+ T0 Z60-100 Special Terminology
) n& [$ l! d" Y+ n2 nProtection
) E- f% h7 v: N/ M- c2 ~' [8 N60-202 Primary Protector Requirements
- G% K; T& m' _. W9 f' ]" O& mInside Conductors' J) x$ x- {: D) G' o( Y
60-308 Separation from Other Conductors" C2 d$ S3 {" v6 g1 h3 Q
Equipment
. f: ?% `9 W7 H) w0 T3 D% {60-404 Exposed Equipment and Terminations
0 n) `* L: n0 X: G+ ^4 jUnderground Circuits0 k" t) D8 e" K4 w
60-600 Direct Buried Systems V( w" C) U6 ]' G
# t' l# O6 F$ l. @- I
Section 62 Fixed Electric Space and Surface Heating Systems
/ o; s, T6 ?" G4 u* cGeneral; s5 f7 d) U/ v+ N# Q3 v
62-102 Special Terminology
F4 @ E$ m5 Z3 Z2 k. C2 p5 ^62-108 Branch Circuits
2 W% z- ~" k( e, S& |6 l. v62-110 Installation of Fixtures! r5 Y( _* n5 O
62-114 Overcurrent Protection and Grouping (Appendix B) (5)
0 I1 Y& C. _; q Z3 W62-116 Demand Factors for Service Conductors and Feeders (2)
: F1 q! h) b; i" l# V62-118 Temperature Control Devices
- P: Z% {3 A* l62-122 Installation of Series Heating Cable Sets (4)(7)
5 h6 }+ ]9 |! `* t/ _Electric Space Heating Systems
- |2 v; y2 C2 X6 |/ g! ~62-202 Temperature Control
% v" j+ _) O0 D- f2 j7 H62-206 Proximity of Other Wiring (Appendix B)
8 e: ~: M% G) ?. F0 X: C62-214 Installation of Heating Panels and Heating Panel Sets
' g, E9 p# s6 G! P1 B3 h62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
/ o( J) H% Z- ?" Y5 g- A62-226 Installation of Under-Floor Covering Heating Panel Sets
; o6 d( v+ g' t( \1 X1 wElectric Surface Heating Systems
) s0 ?' W& z% b d# S( m7 w62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
9 V6 {% p) M k; {' F2 L: C3 o1 M2 d! j- R( C0 i- |2 r% N1 y9 n
Section 68 Pools, Tubs, and Spas
/ E1 g' Q( V. [1 D6 Y; wGeneral: F, s) I( e: z* D- X
68-050 Special Terminology8 z U1 v; L9 _* y4 G- ~
68-056 Underground Wiring - Table 61
- F' s ?" N6 P" o, D9 K! q. `68-058 Bonding to Ground (Appendix B)) S, M7 ~$ R ^+ d& e
68-060 Junction and Deck Boxes (Appendix B)' F6 _0 ~7 Y+ O4 \( C. A% x& k
68-064 Receptacles
' M$ w- A. ^9 J: V5 o: S; b( j- r' C8 h68-066 Luminaires and Lighting Equipment
/ \, R$ l" Y N68-068 Ground Fault Circuit Interrupters (Appendix B)! t6 j* `9 a4 J$ |4 R
3 {5 F* v7 F/ {# p# O
Section 70 — Electrical requirements for factory-built relocatable structures and
5 Z# O' ?9 `' \* q7 }non-relocatable structures
9 {! ]0 r' e5 ?) H70-130 Tests (see Appendix B): w; @# \# d* Q, h, s* q# N
" `( `/ r/ S% c* k" _$ N! F( ~* qSection 76 Temporary Wiring (Appendix G)9 o/ o& ^1 Y; k' j
76-004 Grounding
2 S. j* B: q; m: z; A; i76-008 Service Entrance Equipment4 l. I; \, P1 N% D1 C- X$ z
N 76-006. E% p2 }* \" m3 i2 \" z9 J, m
76-014 Branch Circuits9 Z0 k1 \+ @3 M# }4 B
N 76-012
3 s/ u1 P% K. h6 e T# g4 s: i5 ?% d; p" T3 R
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
& ~! l, T0 Z9 q- F- y( V4 XMarinas and Yacht Clubs ?# z, j, G2 Y* d2 o
78-052 Receptacles
. p3 ?9 W/ ?+ C( Y, p78-056 Feeders and Services6 I$ l1 Z6 @4 V8 M$ ]7 X/ r
Marine Wharves, Structures, and Fishing Harbours
) ?/ X! s0 v& k; X& R78-106 Grounding and Bonding
, K) V) \4 P# [- A7 D4 X3 z$ ~Tables; l$ D% m: q2 c, @' Y1 y9 c( b
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
; X% |( M% k& e6 J0 N4 t8 w9 n& r7 |; k& Z
Diagrams: 1, 2, 7" H+ d8 W. Q1 ^: ^; ]( l
: f% F9 @: N! Q4 v: A8 M
Appendix B
; i4 @6 D+ |5 c; q+ p DP352: Ground fault circuit interrupter- 6mA2 W$ O) A; F! c$ x) L8 D& K
P354: 2-126 FT1, FT46 z7 a2 S9 X: K) v5 E g6 F. E
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)4 C5 X$ n& ~2 V
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)* {: i; X8 z5 B! y7 q3 S" }
P370: 12-1012, 1118, 1214 Example:
1 p# W+ O! A/ D3 W, ~6 JP371: 12-11081 |2 J- ^. \ l* c
P381: 18-108(1)(b), 18-158(1)(b)
) W3 z' u" Y$ j# q& X4 KP386: 24-206
( P# r3 e& V# ]! wP389: 26-256
6 o5 a" P# ]8 b8 k8 N3 e/ @* hP391-P393: Section 28, Example to determine Motor Conductors and Protection2 X" K, \: M$ K
3 o! C- ?0 e, R" u1 n- sAppendix D
6 r8 Q3 Y, H, `% |. P' n# ETable D1, D2, D3, D4, D5, D6, D7, D16 |
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