 鲜花( 0)  鸡蛋( 0)
|
Canadian Electrical Code Review Guide
4 n& G1 |( t* p& g- [' XFor the Exam of Electrician For Red Seal License0 Y, J* x' m) _; Q: Y2 q
7 v# }! v- w" n) dLesson One4 @, U4 F( T u3 x) S; Y/ E
Section 0 DEFINITIONS
; D2 N$ r" a+ @This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:( w( H' Z* k2 V4 t; n$ ?
Accessible as applied to wiring methods
7 z/ n2 I/ v7 Z: @# {Alive or live
- B/ Z# \8 J. o3 s9 EAluminum-sheathed cable) k6 M9 f# `: h
Ampacity
4 o8 D Y4 h' N' X; \$ eAuthorized person% D9 r2 P( y2 g3 D3 C
Auxiliary gutter5 u3 P9 q: H( V& J0 L! S
AWG2 F) C7 t7 }) I! h" I& I$ }
Bonding' n1 a& l* T$ I! u) \0 H
Cable tray
7 p3 R8 D% N- {7 J1 C q, @) BCellular floor
! R \3 b8 F: v4 DBranch circuit
. [% Y+ }; ~9 v; S5 a6 bBus
* m6 F6 R+ \# a8 H: yBusway0 ~- K; d' m7 F: t) S& v. b1 K
Communication circuit
, n7 Z6 s* N$ U) l! h4 s. RExtra-low-voltage power circuit
: L$ R/ U5 q2 j( {Low-energy power circuit9 y. D8 n+ U8 R) [( K
Multi-wire branch circuit
& f/ |; x4 f2 b. r! eRemote control circuit
* b1 }- M3 f0 S6 N7 ESignal circuit1 e g: p, {' h* p- Q9 }; H: `
Circuit breaker
# d8 W; g& [5 o: l: PInstantaneous-trip circuit breaker: E: j( Y4 g/ H3 |) c6 x
Conductor
+ j6 b( i& b1 V' LConduit
, n: D9 X. R! F+ E- ]- Q Flexible metal conduit- Q, \6 G8 J: ?+ L: `6 `' B
Liquid-tight flexible conduit
& u: l5 a: i7 b) }8 e Rigid conduit
! L Q5 u# ]' g Rigid metal conduit
, E3 H" v# `( O4 ~7 S' T Rigid nonmetallic conduit
% M0 p O; o4 Z4 W0 m$ j' r Rigid PVC conduit
0 Q4 i5 d/ B4 n* N7 hConnector
8 `- a7 `4 v8 G! o' ]. d+ X Box connector
- \; V( q0 \+ r' f2 I$ I7 y Q; n: f Wire connector/ g! s1 W! L, o* s) X" X" ?
Controller
2 k; y! l a" a' ?, NDisconnecting means9 P) N4 y& s g9 x1 ?; G
Dust-tight' M+ x+ C0 z: V8 B( |9 x6 G9 `
Dwelling unit
+ ?8 M2 p7 R" q' s! tElectrical contractor7 c- x9 j, u+ B, Z9 U4 r7 k0 `
Electrical metallic tubing
# {2 U! I7 U6 M( @% }3 V9 c& kElectrical nonmetallic tubing( F; X. O a, j3 i& m, ?6 q. z
Emergency lighting+ F" {5 B: I8 [
Explosion-proof
* K# ~6 T" `6 v6 FExtra-low-voltage power circuit1 j/ }8 T- W3 u7 B M4 }) |
Feeder
k( ]7 |: i/ t. ^* MFlexible metal conduit
( C: Z) c+ T! K/ KGround) S/ A& Y$ C9 |: k0 D' l
Ground fault circuit interrupter
, Q2 N! U- r9 i% ^- bGrounded
, h* V5 n8 X: b6 X' g' vGrounding
h y0 k9 r9 x! b8 WGrounding conductor
& r( G9 H. {9 n7 J1 UGrounding electrode+ ]* y3 R y8 f z! ?& K, R
Guarded3 y0 j. F. D: F+ T% N
Hoistway, N! O, k- t$ k5 a9 t$ k8 \
Identified, Z" u. C! J2 F$ I
Lampholder
' S8 W, h% ]: ~3 ~. oLow-voltage protection0 e7 f& W# t. s* [
Low-voltage release! S- F. U0 Z% Z6 }" p
Neutral6 ]3 M% G4 t& y% l
Noncombustible construction
7 y! E" W) @% A" o5 I$ e# z8 fOutlet& h6 i9 F1 e0 [! z, ]2 j D
Outline lighting
6 U0 Q* I/ |0 o4 jOver current device
7 p) W& `6 O2 q" B2 X) ZOverload device& z( s2 _6 E3 |5 } U1 |9 k7 J
Panel board4 v. \- n U* o* c# w
Panelboard, enclosed7 ^5 X: [5 T$ \6 q1 V
Permanently connected equipment
) x( z6 L2 j$ K5 `' Y0 nPermit/ J a, b: x6 b( T
Plenum
2 `4 a3 `/ ^+ [" T, e2 ePortable as applied to electrical equipment( V2 r. T* G7 S& \
Portable ground fault circuit interrupter7 I# i( }" o+ M" j7 r6 J
Power supply cord" |1 A5 \# \$ z0 u0 `
Raceway
+ O0 N( `- u: E9 U* Q' f3 v% ^Receptacle
8 q% M, T# n( g7 T Duplex receptacle; j! C0 G( o! k+ e: D
Single receptacle
3 h, J& B. p0 F9 a Split receptacle+ M6 \/ R4 O5 i N5 f
Service, consumer‘s. G3 H( j3 n6 H
Service, supply3 o. B1 ?/ Y: i5 n! {1 b7 ^
Service box& ^; h% y9 y% O2 v
Service room. S ^; }+ x2 x
Single-dwelling
0 B+ z6 @# w) GSlow-burning as applied to conductor insulation
. d* ` b7 ]5 X# z- U& NSplitter
& U' o% t. f& {1 R6 R$ LStarter
- [5 K+ X: s$ w- O, i) _/ V( WSwitch- l& C6 R& l, z2 s& e
General-use switch
9 R8 P* U- _" h9 k8 x Indicating switch
7 b9 C* ]0 Q$ _# r* g Isolating switch3 b6 Z3 _) x4 T6 B! M
Motor-circuit switch3 j/ \1 n+ W4 B% c2 Z: f* _
System. u8 U+ D% i/ \ I2 @/ r
Communication system% n. d7 r( n2 N+ t5 I4 h5 z
Community antenna distribution system(CATV)5 K6 d( x! r8 {2 }! R+ j0 W9 s# c J
Grounding system
5 V9 n) ~2 `( y6 G/ e Q* PUnderfloor raceway
- h- p X0 |( m. O+ l, w8 vVoltage:4 K& U# {: B! c
Extra-low voltage
9 o3 D ~7 |- r8 r7 B High voltage
) u+ ]# K' H3 _ Low voltage# x4 J+ h5 J, ]+ p$ A
Voltage of a circuit! q/ s2 l8 u+ g$ |" E2 T+ G2 E X: L- L
Voltage-to-ground
; T- F9 p3 t2 y0 M \Wireway6 z$ s& i' c+ x+ K3 {
5 w! l; B8 l5 n, V- \
Section 2 GENERAL RULES9 L: j& j: g( [
Administrative
* Y; V4 R$ m. R- l2-018 Reconnection
: ]/ ^1 ^! k" L: I: ^& P2-030 Deviation or Postponement, Y0 I1 b; [+ ?# ~ e+ H2 Y+ H
Technical General
7 l$ }9 Y M# |& W2-106 Circuit Voltage-to-Ground – Dwelling units/ w# ` e& T; k2 L1 o
2-114 Soldering Fluxes0 H2 `! z+ l$ v* h
2-116 AWG Sizes of conductors5 V$ v0 k! t/ E& b1 }
2-124 Fire spread (see Appendices B and G)
; ^) y7 J$ k+ ^5 O2 ]+ I6 l2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)) J! L" W8 P. w
Protection of Persons and Property
) N9 a: j3 M, q2-202 Guarding of Bare Live Parts+ T* B" T& \' I) Q/ f( ^# m
Maintenance and Operation
u& j0 E: D: h0 H2-304 Disconnection
% N! p1 c4 Y: \4 J2-306 Maintenance of Live Equipment
* U- N/ t8 s% f7 ?" WN 2-306 Shock and flash protection (see Appendix B)
) F, a+ w" G# L* z5 @2-308 Working Space About Electrical Equipment: Table-56
) D( U, m0 l. e* p9 w% y9 q6 f" _2-310 Entrance to, and Exit from, Working Space Y- w8 l1 ?: P+ m H: R+ {6 I0 v
2-320 Drainage" m( j R9 A2 Q7 K. S* d
2-322 Electrical Equipment near combustible Gas Meters and other Devices! @8 [* k/ K1 U2 V
Enclosures
3 _# y2 E" O: ?: z* S2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) / F# g! u; t5 X$ Q5 E' n
2-404 Marking of Motors: DP, WP, TE
( ]" g; ?+ v- `. r' c J
. |0 r {2 O0 n/ A$ _2 |Section 4 Conductors8 M' r$ Y$ D3 e. \- B
4-000 Scope
2 R- w, ^/ ~1 E+ k8 M+ Q Z- u1 p4-002 Size of Conductors: 14#, 12#
0 G0 F1 q' g* g4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 366 d7 g4 a" d" z$ D# Q) N* l# U
4-006 Insulated Conductors: Table 19
8 |4 g# [ E/ c* B. c4-010 Uses of Flexible Cord: Table 11
" E; A9 l9 C' ^4-012 Sizes of Flexible Cord" Q0 z. Q' O1 A
4-014 Ampacity of Flexible Cords: Table 12: m( T" ` k! `% Z% R" y/ I
4-018 Equipment Wire, \- m0 @5 p+ i% y
4-020 Insulation of Neutral Conductors
, a, A+ t) a, M4-022 Size of Neutral conductor
* U+ L% z5 `" [. `- F$ D7 j4-024 Common Neutral Conductor4 V4 G" g: g6 O4 R* i$ O; T4 H/ }
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
+ S% c. W2 v0 n* \4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
$ M- i2 m9 L7 G$ L; ^9 G4-032 Identification of Type MI Neutral Conductors
7 S1 q6 P9 h6 Y k/ S' z7 I5 P+ G4-034 Use of Identified Conductors& N3 y- o6 ~, ^- t
4-036 Colour of Conductors: Phase A, B, C, …
: g! j+ x! ~; r, M
6 W, N8 Y, I1 \% N' |) i/ dSection 6 Services and Service Equipment
* C9 r4 T7 r+ a$ pGeneral
5 j# |. v8 c) M% A$ I( x0 D6-102 Number of Supply Services Permitted& b, G7 r. s& x$ W0 d- C
6-104 Number of Consumer’s Services Permitted in or on a Building( C2 s0 U" B4 H. W0 ~& v$ ]
6-108 Supply Service from an Electric Railway System9 h( ~% P/ E. H* I& b% k
6-110 Three-wire Consumer’s Services
2 [/ O( l$ `" X ]( F6 | _6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors( N& p' C W6 \! `+ i
6-114 Methods of terminating conductors at consumer’s service
0 s( x# e$ s' U( S5 }6-116 Consumer’s Service Head Location
) K, T% z! @0 F" N1 u" nControl and Protective Equipment
! B5 F& \, u2 c6-200 Service Equipment8 c0 u0 _: {4 N1 O
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
: d# d6 e* q5 h6 U- G8 o0 P6-208 Consumer’s Service Conductors Location% I' c! M5 t- U% F3 z. s
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
% D4 R8 g* @6 E3 {, [; l$ L6-212 Wiring Space in Enclosures9 M& m- X, {. v
6-214 Marking of Service Boxes
7 y! [$ }$ D7 E, I% H- }' B' pWiring Methods
4 n: P+ a" H& u: w- o6 A6-300 Underground Consumer’s Services2 k5 d' m3 `. G
6-302 Overhead Consumer’s Service Conductors7 f! b/ ]/ c! B, ?8 ~
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
! [+ Y! z1 _' Y+ Y/ H6-306 Consumer’s Service Raceways
. T+ m, r' i& N u; i1 S6-308 Use of Bare Neutral in Consumer’s Service& X8 _" A9 C7 R! J. h" \1 @- L
6-310 Use of Joints in Consumer’s Service Neutral Conductors
1 X7 Y* B# x/ E3 q: v1 |2 c6-312 Condensation in Consumer’s Service Raceway$ |( D* F; d$ W8 j4 B3 \! h& a
Metering Equipment$ B) A6 U0 H- J) j& g7 @; h" O9 k
6-400 Metering Equipment9 C2 X( t% e. ? z0 r
6-402 Method of Installing Meter Loops
$ z# u; t) c) J* V3 `6-404 Enclosures for Instrument Transformers
; E- Y- m) B4 d2 j+ `6-408 Location of Meters
, n/ l5 Z5 B6 w
( R" y. P3 I3 q6 x- |! l5 @% [Section 8 Circuit Loading and Demand Factors+ l! M( i7 S% p2 T& v+ x
General
( G, s& h7 L3 K9 D7 ~! G8-100 Current Calculations
9 H0 `, O. D9 I7 t5 I8-102 Voltage Drop ( see Appendix D). J. ?0 J( Z9 T7 w8 `
8-104 Maximum Circuit Loading2 _* A) e: _4 [1 p8 w& A' S
8-108 Number of Branch Circuit Positions/ ~; t! d1 ]7 Y3 ]( f
8-110 Determination of Areas
) l$ ^3 K9 v2 ~. G* n0 NServices and Feeders
$ l) j3 W% D. z6 M% A8 B$ q8-200 Single Dwellings (see Appendix B)! n! c/ S( L8 Y: \+ l% ~
8-202 Apartment and Similar Buildings
: h/ }# j& S( n+ h# C9 @8-204 Schools
- b; {3 u/ o9 s& w! E8-206 Hospitals
1 |& H) }# u7 M: \6 x+ a$ z3 u8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
8 C: E+ q7 z2 `8 W" S8-210 Other Types of Occupancy (Table 14)& h2 o( A8 Y8 X! a$ n
8-212 Special Lighting Circuits2 B; l; t2 B' l' {. C& C
Branch Circuits
: X5 |9 K2 W N8-300 Branch Circuits Supplying Electric Ranges( f5 \! P8 X; A z( H& Z. {8 q
8-302 Connected Loads
3 a: c! c4 I* R! d) u
* L1 S$ J/ V/ e- K7 w0 Q$ J+ gSection 10 Grounding and Bonding3 [0 p# m# b0 N; @. H% `
Scope and Object
8 A3 } m" J& s10-002 Object
1 v5 |. S, N; pSystem and Circuit Grounding
1 K+ |6 R8 G. X10-102 Two-Wire Direct-Current Systems& t) s7 L5 Z" x
10-104 Three-Wire Direct-Current Systems
: J/ G0 c/ [: V10-106 Alternating-Current Systems7 r- {7 t$ {3 [! N: P v! s* H
10-110 Electric Crane Circuits0 W) e' [7 a% U3 ?
10-114 Circuits of Less Than 50 V
+ X4 F( E& m8 b) T. m3 C0 x: m1 m; H10-116 Instrument Transformer Circuits( P7 o+ \$ n( M( i x1 u
Grounding Connections for Systems and Circuits
6 ~, \9 d; Q" Y! o: m10-200 Current Over Grounding and Bonding Conductors
# D2 e% Q( k( ]8 `10-204 Grounding Connections for Alternating-Current Systems
2 v D) {- q, n* o) c& w: ]+ n10-206 Grounding Connections for Isolated Systems
3 S* w( }2 D$ a: x. V10-210 Conductor to be Grounded
& [. o$ b; `& o4 ^0 u& QConductor Enclosure Bonding6 l* t* r" Y2 ?) u
10-302 Other Conductor Enclosures7 N1 f; {& |9 K( p) ^& v/ G
N 10-304
& R: r7 a# _5 v; q6 {% KEquipment Bonding, d/ E+ B/ v- f$ J
10-400 Fixed Equipment, General
* N) v; n6 \+ N10-402 Fixed Equipment, Specific (3), (4)
t* _8 ^: u5 u6 u4 C& k10-404 In Nonmetallic Wiring Systems
$ C4 A* }& Q: |$ q$ ^10-406 Non-electrical Equipment
" O4 V# h$ m( ~4 k/ [: V10-408 Portable Equipment (4)(b)5 _. E. Y4 ~6 U% d' K8 C% O5 M
10-410 Instrument Transformer Cases
+ t1 u1 W, P+ k/ ?6 [1 s4 b( g# K10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
1 f' t7 r' @& V2 z. Q10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
( ~4 I' }7 r" X! jMethods of Grounding' h& P* s8 t1 `. x1 L$ h0 I
10-500 Effective grounding (see Appendix B)
- r4 G( y! b" k; v3 B% N10-502 Common grounding conductors
1 M# F, L) R$ m1 ^) p0 y! l8 }; L10-504 Common grounding electrodes
7 G: R) w6 C5 O/ D @5 TBonding Methods
- w! A9 Q& b! q- i6 j! b& i4 B; B4 \# y10-600 Clean Surfaces. E# T$ b f+ @& F
10-604 Bonding at Service Equipment
: b; n, E! S" x+ E9 _) P10-606 Means of Assuring Continuity at Service Equipment, M' e5 W7 @6 N/ R l% @
10-610 Bonding at Other Than Service Equipment
3 F" B8 o( r" `0 x9 `10-612 Loosely Jointed Metal Raceways1 B# p- I* v* ~" j
10-614 Bonding Jumpers Table 41 A% [% q. E* d9 h" [0 g) F
Grounding Electrodes7 h' N) H- u5 X* D T
10-700 Grounding Electrodes7 G6 y- c: I; r. X3 t
10-702 Artificial Grounding Electrodes. g6 r, Z( {& F! `7 w) e7 j
N 10-700 & 10-702- J& \) Y7 I& ?2 Z8 U$ X( C$ q
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
; H+ `2 b, M$ \- D/ kN 10-702
6 K5 {6 H2 v' g) J& } U10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding/ b' n, s" u9 n
N 10-702# s5 ^$ P( i/ K, [. B
10-710 Use of Lightning Rods (Appendices B and G)8 z* W. Y/ E; B# d. b6 g
N 10-706
; f$ q6 {! A/ N' @! BGrounding and Bonding Conductors+ V7 y0 E0 P" `) A
10-800 Continuity of Grounding and Bonding Conductors- c3 V; W) E% N0 P7 T# M% V F! H
10-802 Material for System Grounding Conductors
0 N9 B7 Z6 R8 D; t3 s2 x7 e10-804 Material for Bonding Conductors
# T7 z9 i. f0 n. X10-806 Installation of System Grounding Conductors% ~, ^6 b) r( O' v7 w8 F# q$ H6 |
10-808 Installation of Equipment Bonding Conductors7 q0 r5 `- W/ Y" @3 K3 X
10-810 Grounding Conductor Size for DC Circuits
$ i R$ ], N& s5 H9 V: H. @10-812 Grounding Conductor Size for AC Systems (see Appendix B)
+ ?) Z' Q; |5 m5 S# a* ~8 I10-814 Bonding Conductor Size (Appendix B)
% s- T5 l. _/ h4 p. U2 W' p10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment8 ]: b0 [" x8 F2 p% J
10-818 Bonding Conductor for Outline Lighting
- W/ F8 [0 K2 a6 E1 ]3 [10-820 Bonding Conductor Size for Instrument Transformers
$ u2 P+ i& F2 |2 H% x% i& xGrounding and Bonding Conductor Connections4 y e% T7 e8 _; o
10-902 Grounding Conduct Connection to Water Pipe Electrodes
: C4 n E6 ?, j7 S10-906 Bonding conductor connection to circuits and equipment
( _" X5 R: {1 r2 I( q% e( E$ H0 z1 o10-908 Grounding Conductor Connection to Electrodes8 k' }( A3 X d
Lightning Arresters5 S. W4 M3 ]+ a. d. r
10-1000 Lightning Arresters on Secondary Services – 750V or Less. y( t- y7 }$ N; x
3 e& V' @( L( q8 f! `- QSection 12 – Wiring Methods
- r _2 C2 X! @5 U1 i; ~, CScope7 t0 _& ^: ?( g* Y9 K
12-000 Scope (Appendix B)
8 y! I3 @" a; I* ?& f+ h( E+ JGeneral Requirement
Q% {, ~5 ]% e12-010 Wiring in Ducts and Plenum Chambers
, ^8 t& o$ W- X/ Y7 A4 @# }12-012 Underground Installations (Appendix B)3 k' H# e& b: i1 I" J4 J
12-016 Lightning Rod Conductors) r6 u1 ]% U8 o2 L( n# X" d% W
Conductors - General$ ?1 }8 s( o, n
12-100 Types of Conductors (Appendix B) Table 195 \+ h6 R* }# z3 ^. g0 O2 e1 t0 `
12-102 Thermoplastic-Insulated Conductors
, R. q0 r: Y) H0 S9 S3 _12-104 Flame Tested Coverings; r0 D: ?; V1 y& o4 Q4 ~. U. Z
12-106 Multi- and Single- Conductor Cables
* A& ^' o+ g, {% S$ a, k12-108 Conductors in Parallel (Appendix B)
2 i. P' K: m% N. \12-112 Conductor Joints and Splices
% L% O" M' T% k7 h) m: ]12-114 Ends of insulated conductors
5 S$ s9 h R/ ]- Z Y6 a6 w12-116 Termination of Conductors (Appendix B)
3 A! p, \( z$ @% ?/ s12-118 Termination and Splicing of Aluminum Conductors
; c+ M `$ p2 y+ Y" J12-120 Supporting of Conductors - Table 21( G: F4 x7 P% B+ y2 q f; l; U& h
Open Wiring4 ^3 m% C. l6 x1 @) \5 @6 U
12-204 Spacing of Conductors' @7 b: v I' e% M y) x0 { V0 m
12-206 Conductor Supports
$ a4 L4 l. s! r3 m4 v. F12-208 Conductors on Flat Surfaces( Q- u- }! q3 U- r- b
12-212 Protection from Mechanical Injury: }9 ^- y( H: i1 m
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises/ B9 m/ Z! a4 H( ?' I4 d
12-308 Minimum Size of Overhead Conductors
- T% [* s9 W4 E8 d( v" h) B- c12-318 Use of Neutral Supported Cables$ N! w V6 S3 P5 a# b
Nonmetallic Sheathed Cable
/ ^2 a8 F. {6 P12-502 Maximum Voltage. M3 g# x& p! `# D% n3 y% D( c0 R
12-510 Running of cable between Boxes and Fittings (Appendix G)
! m9 w. O4 i" d" _1 k# G) \+ ]12-514 Protection on joists and rafters
" R: O( P( {# p4 @+ h* h) L12-516 Protection for Cable in Concealed Installations (Appendix G)
$ \! B- m& J* v& u9 ~12-522 Where Outlet Boxes Are Not Required
8 n0 H. H% ~! q3 k+ @7 EArmoured Cable D& w$ \% A) l" T* b
12-602 Use (Appendix B)
! y$ J7 \( h8 D12-604 Protection for Armoured Cables in Lanes- }' A8 |" j* h% B3 d P4 B9 C
12-606 Use of Thermoplastic Covered Armoured Cable
" g9 k e& z& n, G* x12-608 Continuity of Armoured Cable0 ]/ i6 z4 X% r8 Z4 U
12-610 Terminating Armoured Cable
4 N4 P/ C1 g: @/ j6 p+ n, E. l% K12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
" Q$ Q Y* h2 M7 x( T$ s12-614 Radii of Bends in Armoured Cables- a$ O' V1 @5 K
12-616 Concealed Armoured Cable Installation4 \' h! Q: F$ l* P. o. `
12-618 Running of Cable between Boxes, Etc
2 @- b$ T1 g5 {; Q. |5 H# r) k+ lMineral-Insulated and Aluminum-Sheathed Cable* }( i7 x$ v/ L" N. R9 Z
12-702 Use" g8 y3 }4 I& V% M
12-704 Use When Embedded
3 t7 X4 n% }. m+ O7 K% g12-706 Method of Supporting1 U2 ?1 g! F- x+ F4 x) Y9 i: ?. u
12-708 Direct Earth Burial
3 r. }. D5 ]% z12-710 Mechanical Protection
& O5 O' Y& l) e4 x12-712 Radii of Bends. I U! G7 i8 M
12-714 Termination of Mineral-Insulated Cable (Appendix B)' P$ B: q+ Y% ^! R$ |% m; q) U
12-716 Connection to Other Forms of Wiring6 F: A5 |! `0 b8 _5 `
Flat Conductor Cable Type FCC
6 Z2 Y; L1 z% h) @. D- W12-804 Use Permitted9 B4 a( i( e% p& @1 s
12-806 Use Prohibited" e$ \8 P2 }' B
12-818 Anchoring) G3 D/ w# u3 N
12-820 Crossings
5 g* L- ]6 ]; o% C; rRaceways - General
1 I- f$ X! S+ P5 u# S3 T9 H12-904 Conductors in Raceways
* P3 A- y ~1 P' ~% ^, |- l12-906 Protection of Conductors at Ends of Raceways
1 S) W5 e/ \% G P. l* X12-908 Inserting Conductors in Raceways
7 n; q( J/ v7 {0 E( j12-910 Joints or Splices Within Raceways w K! z, ]4 V9 v5 r
12-912 Stranding of Conductors
, ~5 }* N6 j5 o4 i12-914 Electrical Continuity of Raceways
# n8 v3 i6 g& @% F12-922 Radii of Bends in Raceways0 \3 r& v% T; m$ X% Y
N 12-922 Radii of Bends in Raceways Table 7
. \# x3 q* U1 q7 N$ d7 @12-932 Protection for Raceways in Lanes- J! s# w/ m; m" [. j V
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
: a! J# P# L' W# i12-938 Capping of Unused Raceways6 I+ \8 }/ A% j x
12-940 Maximum Number of Bends in Raceways" X6 L. e" [; A) K! T; ]5 W) b
Rigid and Flexible Metal Conduit# @* T* ~1 O6 ] k" }) p* P
12-1002 Use
8 Y! E D: Y$ i( b4 t12-1004 Minimum Size of Conduits6 H9 O+ M. S8 ]9 j! K; }( j
12-1006 Conduit Threads (Appendix B)
9 T2 |' B! j% b' v( y& x12-1008 Thread Engagement
7 }0 U$ o0 p1 f5 T+ [* w12-1010 Maximum Spacing of Conduit Supports6 ~2 L) @ n; ~. P) X/ y( c9 m
12-1012 Expansion and Contraction of Conduits (Appendix B)
8 f' x! ^+ S: g12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 1 {0 J% x, j; q- T+ t
Rigid PVC Conduit and Rigid HFT Conduit
2 D+ E; m# U, m+ L7 @8 e& I8 C0 [12-1100 Use
) S9 I. o- N0 }9 d3 N) u: L& o12-1102 Restrictions on Use. O' t6 G6 W! S+ l
12-1104 Temperature Limitations (Appendix B)
* }1 f, G: D* V/ H12-1108 Field Bends (Appendix B), (2)! C+ r/ e3 I9 [/ O8 }
12-1110 Support of Luminaires
4 `* ^( W" {, X9 O12-1112 Fittings
. K, r8 O% l( U12-1114 Maximum Spacing of Conduit Supports
i5 \3 ]+ g, [2 x( N12-1116 Support of Equipment0 I1 y9 }$ r! h' y4 s, O1 ~
12-1118 Expansion Joints (Appendix B example)
* A7 `! } s5 W6 l; VRigid RTRC Conduit
1 n+ A S0 w/ B8 \+ ~; U1 \: P12-1210 Temperature Limitations
' L. V* d/ |' [' _9 N12-1214 Expansion Joints (Appendix B)
; i7 d1 _( E5 A4 JLiquid-Tight Flexible Conduit* d" ^8 |9 r) B; u" x$ j1 T
12-1302 Use of Liquid-Tight Flexible Conduit
0 i+ F8 F( }1 K' M6 }: B12-1304 Maximum Number of Conductors
2 U; a9 ?- s( U: u- i/ Z& M& ~; Z6 [- L12-1306 Provisions for Bonding
. T# e- J! d" w$ y: \$ Q; DElectrical Metallic Tubing
+ e1 w2 X) x0 S12-1402 Use
- N9 n' G/ m6 W6 k1 f12-1404 Supports: x5 T' u+ |. N
12-1406 Minimum Tubing Size, O# |" W- t$ ]5 Z+ _
12-1408 Maximum Number of Conductors8 P. P( C9 x+ ~5 l4 A- p; t5 c
12-1410 Connections and Couplings
- x# d! X& g9 a: g" E12-1412 Radii of Bends in Tubing5 c, Z9 k$ N |" P3 r
N Table 7& p2 n0 U4 i9 E+ e, u3 ~% \" ^
Electrical Nonmetallic Tubing5 M% |, Q1 m* @
12-1516 Provision for Bonding Continuity. b& p7 n4 M. K2 g# O3 D0 [7 }( s
N 12-1514
2 t" y& O( c X k1 V' xSurface Raceways
- S9 ?- }0 w7 T" g1 U% [0 C; m12-1602 Use of Surface Raceway (Appendix B)
v7 j$ d1 g& |3 L) m8 o3 Y" f12-1604 Temperature Limitations0 q# G9 E+ m/ S) p4 M. _
12-1606 Conductors in Surface Raceways (Appendix B)7 J9 q; w5 t5 ?. {9 S. s) ^
12-1608 Maximum Voltage# ]# R, D+ F$ t
12-1610 Joints and splices ; k' P6 q( T# s9 H; e
Underfloor Raceways5 a5 A9 {8 F' R4 s6 c3 X
12-1712 Discontinued Outlets in Underfloor Raceways$ `3 q/ L5 t; t( Q5 v" A& p
Cellular Floors
3 G( Y6 r9 ]% W12-1804 Maximum Conductor Size in Cellular Floor1 \' [( p3 m" N. h" c
12-1820 Cellular floor discontinued outlets/ G& I8 c; d, i7 \$ m7 O" w
Auxiliary Gutters
. k9 W2 u$ Z! w12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces3 }( i5 C9 s* [4 }( m" e
12-1902 Auxiliary Gutter Supports9 e% J7 j1 g3 _
12-1904 Auxiliary Gutter Cross-Sectional Area
+ l5 n5 Y: O1 ^7 s5 E2 C! ]Busways and Splitters
6 N: G3 G$ |9 _12-2004 AC Circuits in Busways and Splitters1 d3 |3 ?) j% q2 f* l
12-2006 Busway and Splitter Supports+ H7 W9 @2 O8 | j- ^& h1 C0 q
12-2008 Method of Installation of Busways
+ X% Y4 i/ d6 n+ E' B2 ?12-2012 Reduction in Size of Busways8 B' X* i+ f) o: ?
12-2014 Length of Busways Used as Branch Circuits
" [) n! g. U2 _* S" e12-2018 Taps in Splitters
/ s* O2 I" D$ d! F I3 v% @Wireways
6 W2 O; n5 J4 d: r9 n/ z' O12-2104 Conductors in Wireways
7 V. l$ e5 {- J12-2106 Taps and Splices in Wireways
# R8 |0 x4 H( n, ~# V2 y7 h5 g# x, l5 a Cable Trays: a8 ^& V* z& L. |9 D) n
12-2200 Method of Installation (Appendix B) U3 `8 j, q, }% `$ n; N: Y, [, T
12-2204 Joints and Splices Within Cable Trays
- I$ K- ^7 I) h12-2208 Provisions for Bonding6 J7 ?/ J/ [; ^9 c& Z0 l
12-2210 Ampacities of Conductors in Cable Trays% N( g% ]- q7 F! r0 t- z
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
% I# X& S' k( ^( J12-3000 Maximum Number of Outlets Per Circuit7 o& {4 [0 e. p7 L0 s/ K
N 8-304
2 W( k+ f5 V. O9 V4 D! d12-3002 Outlet Boxes (Appendix B)8 s8 i& Z8 w. @ U
N 12-3000
% I+ V! H: E3 z4 ?, q& ^! c7 a7 I12-3004 Outlet Box Covers+ b9 m$ K5 W- F- S
N 12-3002
7 | O2 r5 J0 L12-3010 Boxes in Concrete Construction6 P- G( b. ?6 I9 ^- j
N 12-3008
* A, V5 U. \8 m2 W12-3012 Outlet Box Supports4 b- z7 l, n# Y/ g5 M9 o
N 12-3010
3 [8 {6 |( y+ G# D' @12-3016 Accessibility of Junction Boxes* N1 \' ]' X4 g
N 12-3014
5 O, m/ I% h; `4 F12-3018 Flush Boxes, cabinets, and Fittings8 {; N/ K9 A7 c( R) M" q0 f2 [
N 12-3016
# c* ^$ t V- B9 Z* H. O12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) 5 W0 d& s Z4 m3 k. {
N 12-3022
$ E) t; b$ G! q' ~' a# N12-3036 Maximum Number of conductors in a Box - Table 23! N3 V, M" R: \: w6 U. P- l
N 12-3034
& P H( c9 _- N; O12-3038 Pull Box or Junction box Sizes) A3 g4 T! s" A6 m) [" R
N 12-30365 R, I' B1 [0 d, b9 l
1 ]) ~! _' ^. j7 ]0 l. X8 YSection 14 Protection and Control
9 A' |: v* c9 q/ JGeneral Requirement) r. ^" g) h0 |2 o5 h3 T0 O
14-010 Protective and Control Devices Required
/ _7 q- I& e, B3 _, n14-016 Connection of Devices
9 Y/ N9 a d; ~; X a Protective Devices – General0 z0 c5 _) [ ^$ a. h
14-100 Overcurrent Devices Required
! F' N B! F5 [, c, F* C9 N14-102 Ground Fault Protection (Appendix B)
. U! n) i! _4 B1 B* ~. a14-104 Rating of Overcurrent Devices (Appendix B) Table 13
6 l, @$ W, N. c+ m- I3 |14-112 Overcurrent Devices in Parallel$ T) } h1 _8 x! z
Fuses
. D( t2 [: `6 t# L0 u14-200 Time-Delay and Low-Melting Point Fuses
$ H E8 H) N' @& b q/ a b& k' j4 f14-202 Use of Plug Fuses
% T" T8 P+ W: _7 F: B" {! H, ~' m14-208 Rating of Fuses2 n% V5 s* t& c! V; C7 f9 t
14-212 Use of Fuses (Appendix B): l: V, V+ R: l) n
Circuit Breakers$ z- K$ _1 ^( p
14-300 Circuit Breakers, General
9 p5 e2 v" _ A% |- [: W; Z9 M6 m! m14-306 Tripping Elements for Circuit Breakers
% s7 |8 {8 e+ h14-308 Battery Control Power for Circuit Breakers0 l1 n/ F/ G& N/ \# G
Control Devices - General, U7 x3 q$ I- Z5 Y0 {9 ^8 x
14-402 Disconnecting Means Required for Fused Circuits
8 z& p- d8 W" r4 i# ~6 A8 Q8 sControl Devices - Switches
' y# t6 G: V E+ c14-502 Mounting of knife Switches
$ R7 y. w9 i! C" s1 ^14-504 Maximum Rating of Switches
. |0 H" S/ A2 x4 Y5 W; q14-508 Rating of General-Use AC/DC Switches (Appendix B) ~# \" O7 ^8 `6 ?
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
1 y) W _& t! F4 N" }Solid State Devices
6 p) r2 Z6 l! `' s' I2 _& T; H14-700 Restriction of Use6 d* q9 b* r( ]# ]
14-702 Disconnecting Means Required; W9 T& E8 J% W( }
( j3 y5 |- P3 OSection 16 Class 1 and Class 2 Circuits
4 C h* n! W, Y+ `. _% u0 LGeneral% |* s0 p* Y* N6 E% F) ]
16-004 Class 1 Extra-Low-Voltage Power Circuits( @& ~& z' X+ w6 r; X
16-006 Class 2 Low-Energy Power Circuits
* Y1 q& U. X1 y2 R, C* O. C; J16-012 Circuits in Communication Cables0 ]* R) ^. Q: m
Class 1 Circuits
; ^$ U2 N; C6 t5 O9 u* R16-100 Limitation of Class 1 Circuits
9 }2 s* E7 L8 d: m16-104 Overcurrent Protection of Class 1 Circuits3 N" y7 X5 E9 {$ q, t% L: M
16-106 Location of Overcurrent Devices in Class 1 Circuits
$ L9 m, W" u; s16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers! b0 d1 [; x# e) O! {0 j. w h
16-110 Conductor Material and Sizes% r3 D% ?7 [5 k9 b5 `4 T
16-112 Insulated Conductors for Class 1 Wiring' A' m7 L0 E3 a5 k$ t
Class 2 Circuits* N ]3 m3 I" i) g* e8 v
16-200 Limitations of Class 2 Circuits (Appendix B): p& Y# n: p" c {' |( f+ }
16-204 Marking
! u, B3 T- E# I3 |& E5 G0 p16-206 Overcurrent Protection for Class 2 Circuits
' a' D2 C1 ]4 z0 L7 D% I16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
3 Z8 |$ Y! c) {! X0 s3 A8 v* ^ELC: extra-low-voltage cable
) v, S! v- F. L/ d& u16-212 Separation of Class 2 Circuit Conductors from Other Circuits) J. l; f2 J, P: b% O
7 k7 B( ~) s O# X$ E
Section 18 Hazardous Locations& U( Z5 B, I+ @2 t- @( u" V; y
Scope and Introduction4 x! j. }) o5 R: A: b
18-004 Classification
; @+ K, v6 R ~9 P9 A( M$ D18-006 Division of Class I Locations (Appendices B and J)
8 b" `- [9 v+ A# M( s- z2 Q) T18-008 Division of Class II Locations (Appendix B)
+ y5 s; D& D3 k0 A' q" D, H1 R18-010 Division of Class III Locations (Appendix B)
2 [# I+ G2 y( p. K) @$ yGeneral1 @' I1 j; y' f; o( Q% h
18-062 Metal-Covered Cable (Appendix B)
0 v, U3 ?& j* @- V; }Installations in Class 1, Zone 1 Location
; e3 Z" ?, n0 _+ p6 @' V+ _9 b18-108 Sealing, Class I, Zone I (Appendix B)1 S, ^" v- Q- H8 K" U3 ~
, X! g) R e: ^7 q/ R( m4 l" v$ p
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
( V* E+ Q. T8 Y. }' AGasoline Dispensing and Service Stations; i% L+ n, {$ ?4 M5 l, |: [
20-002 General
! W5 \; x8 N, ?) S, W0 f" v$ {/ D% h" F20-004 Hazardous Area (Appendix B)8 W& S. Z8 Y# T2 B( N+ c
Propane Dispensing, Container Filling, and Storage; F, q5 Z& r9 S' M! k; A( U# m
20-034 Hazardous Areas - Table 631 W' g1 z& A3 ~5 r3 r+ Y
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities6 V5 L$ d0 p8 f/ m
20-062 Hazardous Areas4 Y& ?$ Q% z) D
Commercial Garages – Repairs and Storage
( l, l; f: V& ?) n% Z20-100 Scope
/ }5 e, r2 S+ M6 P; b# e20-102 Hazardous Areas (1) ( h: J6 e1 P+ V j3 e8 o
' ^( {, A2 Z7 U& H* ^2 PSection 24 Patient Care Areas( `+ i! r6 q% {- k0 j) `; K9 a. x
24-000 Scope (Appendix B)1 X, E3 J( l4 e* i. ^! X. I2 f& U
24-002 Special Terminology (Appendix B)
1 n Y; a( E( D( L9 @# ? Patient care area
) ]: v* n- g( O0 c* }7 {Patient Care Areas; Z; x" ?9 W" I7 E1 ^- j$ o
24-106 Receptacles in Basic Care Areas (Appendix B)
3 N0 M$ ^7 C5 V/ FIsolated Systems
j' U+ x9 _5 f* U* g n7 p24-204 Single-Phase Isolated Circuits (Appendix B)
: e$ ^. g! w) z4 ~; J( ?24-206
( W2 m0 D! {, m7 l" `9 P# L3 W& s2 }, l
Section 26 Installation of Electrical Equipment7 P+ x. T" J; K o# F8 V( I
General5 r+ ?% t- X* Y& d! @: l
26-004 Equipment Over Combustible Surfaces (Appendix B)
% ?. g/ x8 Q4 e# M7 ?6 b6 t26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
8 r. F' b: `7 \ Isolating Switches
- j- M X& I' w# P26-100 Location of Isolating Switches9 }# G0 ~9 R R
Capacitors
2 K! B! c: x. k$ y2 o" y$ z26-204 Guarding of Capacitors4 T# T) E0 [5 }# [$ N
26-206 Grounding of Capacitors
) _* B# ?7 S' S26-208 Conductor Size for Capacitors1 d) H$ T: G2 B' Z; t
26-210 Overcurrent Protection (Appendix B)
3 }- b) {$ \& a4 j, s8 x* w& {6 W26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
8 ]; k [5 K' ]# m! x6 w5 B26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
0 o0 p7 S+ d# g; h/ H26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
# V4 k% r% p4 m" d; J& ?! L26-218 Special Provisions for Motor Circuit Capacitors% P! P/ D! q7 f: C
26-222 Drainage of Stored Charge of Capacitors5 f% \4 b1 d& [/ Q0 h$ a
Transformers6 z7 F% ?, A% X$ g1 T# D
26-240 Transformers, General
9 |. Y8 Y. b2 U& i26-242 Outdoor Transformer Installations
! ]2 y( r, E! } e' M- {9 h26-244 Transformers, Mounted on Roofs (Appendix B)$ w. d) ^+ u. Q6 @8 j% W
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
9 u; d- d' S2 [0 q. X26-248 Dry-Core, Open-Ventilated Type Transformers6 D) t, L) w4 U( ~$ Z& _* n$ e
26-250 Disconnecting Means for Transformers- v9 ~' `6 J% s8 w9 g
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V4 \0 ? N/ Q, j9 C
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
) M* N( ]) Y& E* d! T: `1 O% p5 U26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
+ e( q! i# b8 c( W" r# I# |26-258 Conductor Size for Transformers
. D% ?" d( Y% |8 P* U26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)# ~( d$ X: K! s; S+ \
26-262 Marking of Transformers5 d0 k3 H) N: k
26-264 Auto-Transformers R% h! O2 N8 J% @! A
Fences( f! s/ s2 V! f4 n0 {2 a2 A- h
26-302 Clearance of Equipment - Table 33
1 }3 P: n6 V7 c ?4 J3 w4 M. SPanelboards* s6 u+ M$ q5 U$ A- N \
26-400 Panelboards in Dwelling Units (Appendix B)
" v: s3 i1 Y, Q5 ?# |, e26-402 Location of Panelboards (Appendix G)3 A) t V. p/ e& E5 Z5 Z" `, I
Lightning Arresters# z" d% ^, `" i' n" ?
26-508 Connection of Lightning Arresters
; z f% f6 e) b. o- t- aStorage Batteries
3 K; Y4 R- \; Z5 P3 N" C9 f' f, P3 s26-542 Special Terminology
1 g$ `- b+ `" t# A1 I26-550 Battery Installation2 t4 S8 J6 `# l3 i4 S
26-552 Wiring to Batteries
: l( M* O8 A+ C _+ {( S* w, kArc Lamps
Q C8 [8 u6 V! G: B26-600 Location of Arc Lamps
! |* i) I2 G2 U$ R% Z26-602 Conductors to Arc Lamps
* X$ d, C$ |/ C/ ]26-608 Globes and Spark Arresters
r @ f6 p, fReceptacles( z' d' U% ^6 L( t" e
26-700 General (Appendix B)# i5 W. w- t8 `: e* U( a2 \
26-702 Receptacles Exposed to the Weather! K/ Y& R1 W# ~4 J/ H) D
Receptacles in Residential Occupancies
% h$ g% Y( M/ ?+ ^/ i! H26-710 General (Appendices B and G)
! l! T" f0 N, u26-712 Receptacles in Dwelling Units (Appendices B and G)
/ T5 c3 K8 s: O* j) _6 V3 K26-714 Receptacles in Single Dwellings (Appendices B and G)5 p/ t& W/ t. n
Branch Circuits in Residential Occupancies
1 W+ `" A( e# x1 V26-720 General
, r/ @9 `2 D1 ?) f: L: e n26-722 Branch Circuits in Dwelling Units4 z8 P. i/ B8 _
26-724 Branch Circuits in Single Dwellings1 O5 z1 W7 m8 B W; W# k
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)( Q" K9 s5 N6 k8 k! M B
N 26-720 (F). ?. y/ ?; r% q( A7 `
Electric Heating and Cooking Appliances/ x6 g7 Z0 k8 L
26-744 Supply connections for Appliances7 f% ^6 @, U0 P' a0 \
26-750 Installation of Storage-Tank Water Heaters
" |* }4 p' z+ @% z% g; G2 z" x4 k26-752 Infrared Drying Lamps% O: E9 D% D2 d' r) C" n
" O) m& M2 H% @5 {0 Q, U# Y
Section 28 Motors and Generators
' X, `9 {7 r! y8 H7 g3 tGeneral# K) ?0 `( N1 l J7 u, S; P0 ]' C
28-010 Special Terminology
0 O2 f7 k7 q3 sHermetic refrigerant motor compressor$ U+ d3 ]& r$ a y3 a5 H8 ^6 d- J: m
Locked rotor current rating
' n/ c% f- B9 @$ e dService Factor9 e) ^/ G5 |; o, E3 t1 H' N3 G; x
Table 44; Table 45; Table-D29 B( m7 ]& W( C7 Q, v
Wiring Methods and Conductors
1 H# g: X6 e- W) H28-102 Portable Motors
F, B- m( g( _) d) H28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
8 h' g, s/ L, U, e0 U' l2 Q28-106 Conductors, Individual Motors& z- b- K+ E' T3 z G1 e. A
28-108 Conductors, Two or More Motors6 Q0 X0 [% q4 I: D% {2 F. ?
28-110 Feeder Conductors
& e: _' C5 B8 M2 @( x0 p' m28-112 Secondary Conductors
+ C% i4 Y: u" b3 fOvercurrent Protection
0 n* `2 ^/ \; g' _- f! W28-200 Branch Circuit Overcurrent Protection
! i; u j' i0 b4 @8 D- A/ Y28-204 Feeder Overcurrent Protection
/ v7 z; w1 _7 h1 ^9 X28-206 Grouping of Motors on a Single Branch Circuit0 h; G5 {9 H8 H6 K$ V7 m( s- j b
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
" L, A; ~% H) `* L& z1 d! r' hOverload and Overheating Protection3 h7 `9 v- e% m
28-302 Types of Overload Protection @. K$ e5 u0 b# \* Y0 N# j
28-304 Number and Location of Overload Devices (Appendix B) Table 25+ q: \% x' ]2 g1 b$ \* H- s
28-306 Rating or Trip Selection of Overload Devices (Appendix B)3 I5 R" U u1 b! c! @. h
28-308 Overload Protection Not Required& ?- X6 t6 x* Y" I* h2 M
Undervoltage Protection & p* ~/ ^) L! J! P& e; x6 t, G
28-400 Undervoltage Protection Required for Motors (Appendix B)1 E( n$ Y: j0 W& d9 L% g6 {9 @
Control: c( S$ }5 \- o& L3 [! k# t
28-500 Control Required
9 j; d/ _4 G$ o5 t" Q C28-502 Control Location
- K' B* K$ M& J8 [" h28-504 Starters Having Different Starting and Running Position
: F7 N+ K. L& s" @28-506 Grounded Control Circuit
2 o% K- w0 a( ^9 y4 H; E& M9 I# CDisconnecting Means j4 V; I) z2 ]0 @! \5 L5 ~
28-600 Disconnecting Means Required
, E$ A9 V7 t, y o: N( t28-602 Types and Ratings of disconnecting Means (Appendix B)
) C9 n& K: k- a: ?: y28-604 Location of Disconnecting Means
. {% h! J9 b% j; V% E Hermetic Refrigerant Motor-Compressors
4 _" K5 Q0 l# ?* ~+ h28-706 Conductor Ampacity% ~( g j8 G2 q& [ v/ k0 a
28-708 Overcurrent Protection* \2 u6 s8 ?% S2 U+ ~1 A6 ^
28-714 Disconnecting Means
r# T. N) |, M: X; d& t |Protection and Control of Generators: e8 s" Q/ L4 E6 C, ]7 \
28-900 Disconnecting Means Required for Generators7 z! y8 K$ B: p, i
28-902 Protection of Constant-Voltage Generators
' J0 S1 D! @- @) ~- c28-904 Generator Not Driven by Electricity' `% t- p) T* A0 b& M; m
28-906 Balancer sets& P3 ^/ G$ {+ P
28-908 Three-Wire Direct-Current Generators& R0 F* Z X: t1 W9 K
' b0 k. f+ B% s; F9 \Section 30 Installation of Lighting Equipment
7 @- D t2 D; X5 A1 \- {30-002 Special Terminology (Appendix B)% j9 g& U! N; [: u
General
$ R$ @( V' \! ?+ a2 a: q30-102 Voltage
0 L' h9 r$ B# g1 q9 w1 m/ Z30-104 Protection (Appendix B)5 f; V. z; J h" Q; Y `8 {; f
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment7 z6 Y& [8 L7 Z$ }( C2 a2 T
30-108 Polarization of Luminaires
+ O P8 e8 f5 Q: ~& i' m/ z30-110 Bonding of Lighting Equipment/ A6 q, H4 o; {) R2 n+ v
Location of Lighting Equipment
% m( |9 `* z7 K" V7 v+ g8 u30-200 Near or Over Combustible Material
; w' f D. j4 T, @. n+ U/ ]30-202 In Show Windows; F F' [7 C: Y8 G+ b
30-204 In Clothes Closets1 i8 ?0 n. b1 B, C
Installation of Lighting Equipment% i/ \. a8 b8 _: f* ~( k
30-302 Support! G3 P5 z" T+ \* _
30-304 Outlet Boxes to be Covered
' N7 ]1 q+ r# ?. P) G30-308 Circuit Connections
9 w8 o5 }* M4 j# S! e0 @30-310 Luminaire as a Raceway$ E$ F- i# G* l# u# ^5 a. @$ H$ d
30-314 Minimum Height of Low Luminaires
* A/ p' |& J' w* n30-316 Luminaires Exposed to Flying Objects
! t. F' X: R& [; n; p- C# F) w30-320 Luminaires in Damp or Wet Locations# R$ X) U3 e% Q+ @) M/ c6 h3 ]% B
N 30-318 v; U. b* h: M. G# y& N
Wiring of Lighting Equipment+ u: i% x. [ u* V! a
30-400 Wiring of Luminaires
7 H: m. @! }5 E9 W$ M( l30-402 Colour Coding& }+ q0 A2 u( H6 z+ ^4 L
30-404 Conductor Insulation& ~ L4 H! b3 u
30-406 Conductors on Movable Parts
3 C, P; W* `0 a N& H. F30-408 Wiring of Ceiling Outlet Boxes# J) F' v& U- E5 Y5 V+ Y0 F2 @
30-410 Wiring of Show Window Luminaires, N. D, ^ C# I' W3 g
30-412 Tap Connection Conductors
* S# Q$ [9 O% A# cLuminaires in buildings of Residential Occupancy& E8 Y$ d0 C* K# j5 Y! j" P
30-500 Lighting Equipment at Entrances (Appendix G)
9 v. R: q, F: l3 `4 D+ h0 `$ r! T30-502 Luminaires in Dwelling Units (Appendix G)
8 _. p1 V% n' O4 m. ]) r [. @30-504 Stairways (Appendix G)) B2 x" f5 r/ ?" @# r4 L
30-506 Basements (Appendix G)
: ]) o7 @ M; W! [& ?30-508 Storage Rooms (Appendix G)" f' {( |' Z1 j1 g+ X
30-510 Garages and Carports (Appendix G) X9 L3 b2 O3 b
Lampholders' h& L8 _- Y2 ]0 r5 R
30-600 Lampholder rating with Incandescent Lamps* o0 T3 A) `$ h: K% j
N CANCEL
6 e6 y! n. L7 h2 p3 z! N30-602 Connections to Lampholders% S2 d% L2 s7 W% O
N 30-600
' _: f7 @& z6 c4 v; _+ W30-604 Switched Lampholders Used on Unidentified Circuits: x# o( {5 F+ v, U
N 30-602
$ g: |2 \% H# U: R30-606 Switched Lampholders with Pull-Type Mechanisms
8 [/ H; O& \" vN 30-6040 ]4 q7 p" s3 ?; D* Y5 C* u% w
30-610 Pendant Lampholders/ |! j* ]( j4 ~# D# i- o
N 30-6081 X% h: ?- ?6 b1 t+ H7 q( `
Electric-Discharge Lighting Systems Operating at 1000V or Less) Z9 X- q4 v1 a
30-710 Control (Appendix B)
0 a! |0 _- c y' r: {/ ?30-712 Branch Circuit Capacity
8 d; ^+ _+ C) W' }& | rElectric-Discharge Lighting Systems Operating at More Than 1000V' H3 X5 [" I' ~$ t0 x
30-802 Voltages, Dwelling Units; x, K" A/ t/ v( J
30-804 control (Appendix B)! U- h$ _! Q" s$ R" r
Recessed Luminaires (Appendix G)2 H: n2 S0 v2 U
30-902 Spacings for Non-IC Type Luminaires$ d; i. Q! T0 H% E
30-910 Wiring of Recessed Luminaires (Appendix B)
4 |8 v i. t. e: {, w) LExposed Wiring for Permanent Outdoor Lighting; c, h2 y; z: L+ g+ \8 ]/ }
30-1120 Branch Circuit Loading and Protection
8 U: a0 Y' [3 F0 Z1 v& a1 WExtra-Low-Voltage Lighting Systems$ f* D% A" {4 b, `* }
30-1202 Sources of Supply" b1 I& A( v }" b6 K6 T1 H
/ d% k$ z0 T& V+ _Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
$ m" }5 g# M3 R1 B2 {Fire Alarm Systems
3 l. x z K+ n& g32-100 Conductors
3 O& L& p4 c: z6 A" { p/ @* p( c32-102 Wiring Method
( Q: S$ y, o: R! p' l- j! U( z" |32-104 Equipment Bonding. W' d5 P8 o3 }: |- a1 M2 y2 S
32-106 Electrical Supervision) M" b: W# N8 R: Z8 n
32-108 Current Supply
9 M3 X% p8 y/ m( |1 N+ }8 L32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)( Z. M$ A' e- ~5 _! v) d& q
Fire Pumps
! J8 S) D+ L' {" p0 I+ f. S32-208 Overcurrent Protection (Appendix B)
. x, s2 `& n5 b* iN 32-206
: j# G& Y8 L% e. @1 [+ l7 t! |" j- f32-210 Overload and Overheating Protection (Appendix B)
) S$ C. a" a3 a! d# J' Y6 J3 Z32-212 Ground Fault Circuit Interrupter (Appendix B)) p2 f. H) h8 R! t+ `9 Z
; C+ {" y3 }! N3 Q$ s
Section 36 High-Voltage Installations1 Q) M0 e8 D) X* A8 s# q
General, ?& g3 u4 _6 N. q9 a
36-000 Scope (Appendix B)! Q+ ?# _; X, M* u
36-006 Warning Notices
" ^4 h* L/ w5 T% o6 {0 KWiring Methods W' r; l3 y; G5 Z9 s4 s9 b
36-102 Radii of Bends$ F/ x* G8 K+ q' ?2 }6 O) u& m4 M* t
36-104 Shielding of thermoset insulated conductors6 r1 r1 G7 ~6 c+ E; \: N" a
36-108 Spacing of Exposed Conductors (1) table 30, table 31
+ ?' ?! F7 Q2 d36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
, X- _/ s; A' u" E# hControl and Protective Equipment3 l) k, b7 t l2 V
36-214 Disconnecting Means: D1 b J# F( ?8 J* V* k+ m
Grounding and Bonding0 n W+ b( m- V8 U
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
. A* j0 U* _+ R+ y; G- N6 O s4 z36-302 Station Ground Electrode (Appendix B)3 U8 u5 \' @) b9 h# G
36-304 Station Ground Resistance (Appendix B)5 x$ u" [$ n) ^) A
36-308 Connections to the Station Ground Electrode (Appendix B)
k% c$ ~4 G/ J' w) o7 u) n# I: P9 C36-310 Gang-Operated Switch Handle Grounds
/ [( ^. T! d/ H" w/ s, N36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
. I" }" ]4 G; ], X8 y0 ~9 |; }3 w+ | P3 O
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
P: m, G$ k) l; X( M! W( R6 `38-002 Special Terminology (Appendix B)* G0 Y2 T; D/ A4 e- U+ H5 d
38-003 Voltage Limitations (Appendix B)* v5 f$ ~& L O( `2 s
38-004 Live Parts Enclosed1 B' ]- E3 [# Z9 o# u8 }
38-005 Working Clearances
% u0 u5 R7 k: d# O! }) _38-011 Insulation and Types of Conductors: X2 W( H& u" j/ ?- X' L& E
38-012 Minimum Size of Conductors2 v+ _$ N' s- k0 s8 Q7 }& X w
% c- A; X! _1 T, N5 rSection 40 Electric Cranes and Hoists
0 F2 |% J4 D5 d+ r7 L$ X40-008 Disconnecting Means- M7 Z$ M" a5 d$ m( w
40-010 Main Contact Conductors
, L8 @ z1 T1 e; q/ I5 f/ }: y2 `& T$ f! s
Section 42 Electric Welders
! y: v4 l( A% `* c5 G" }+ yTransformer Arc Welders
2 S" j2 Q. H& g) ^% Q y! B% f42-006 Supply Conductors
$ p' D, w5 ~5 a( U
7 t4 c$ W( i+ { N- {Section 44: Theatre Installations
5 S" w7 f$ h' v4 _General4 k$ v2 r7 N9 h, C" _8 t) B
44-104 Number of Conductors in Raceways
1 [' \7 Z" J7 T6 e% ], O/ X44-106 Aisle Lights in Moving Picture Theatres
' H ^, f) ]( `+ }6 DFixed Stage Switchboards
/ l: |3 V! U4 ?; j44-210 Overcurrent Protection
* I# w' E/ }3 {1 pFixed Stage Equipment
9 m n" D ~$ s& s2 m% U44-324 Receptacles in Gallery Pockets( O; @, c# D0 O
44-326 Receptacles and Plugs, i) I8 w9 {: o4 ?8 w! N
5 G" ^$ Z7 `7 y. X! _1 E# \* N2 `
Section 46 Emergency Systems, Unit Equipment, and Exit Signs# m9 z/ g- G! J2 B, v/ n
General6 n K; Z o% g0 I; f* I
46-102 Instructions& K! ?( o0 B" ~+ H- _' d/ z
46-108 Method of Wiring (Appendices B and G)# s( `8 S0 l+ d
Emergency Systems
( I! T; z% y( D5 z46-202 Supply (Appendix G)7 N% C- X8 B& a+ l6 t& b- Q8 `
46-204 Control
' o# i: n9 a/ t' b) v46-206 Overcurrent Protection
0 u4 v0 _# k, ]46-210 Remote Lamps
6 k/ M( z3 c6 O3 `8 c9 T; ^Unit Equipment
* X x5 [7 q4 j0 V! T. }3 ^ T46-304 Supply Connections
# b( K& V$ G) h) w46-306 Remote Lamps (Appendix B)
% h A3 q# w! AExit Signs
) c D' b+ L$ f46-400 Exit Signs (Appendix B and G)2 L7 L. N: o) ~3 K: B$ M. s/ y: b
7 M& r8 }& W+ {8 m: }) D: s
Section 54 Community Antenna Distribution and Radio and Television Installations
0 D0 y+ K% O8 X( S7 X/ e3 n1 O54-000 Scope
( h4 c" l: T* h& E54-004 Community Antenna Distribution (Appendix B)
& B W M8 C- B$ z$ c9 XCommunity Antenna distribution. e% j1 J% H/ W9 p
54-100 Conductors
/ y& g/ K- ?& X( @54-102 Voltage and Current Limitations (Appendix B)
! |* x: u3 s" f+ d' |" y. HProtection
( X! P. u% y' `# o1 k! J7 j' C54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
) Y7 x+ g+ @! p- p7 F* N; o# j0 ]# xGrounding- t4 F' a0 o! b t8 U3 c+ ~* h
54-300 Grounding Conductor
, O' N$ h( _% jConductors Within Buildings; v* @9 m: }( o) x
54-400 Separation from Other Conductors
6 x, c: y+ G z% NEquipment
) m7 B/ r/ F5 [ Q1 A2 M54-500 Community Antenna Distribution Amplifiers and Other Power Sources- I! V" g+ O B* H8 D+ i J
54-502 Exposed Equipment and Terminations
( Q6 e, \8 C5 I( C
3 I" g5 k! J1 b5 v8 BSection 56 Optical Fiber Cables, ?+ b& b2 L" _% \
General
4 S; p2 ^0 f- x' p! {( I56-100 Special Terminology/ g" n# A8 t4 ]6 j6 t
56-102 Types
' s/ s! V! [% Q9 ]2 x$ M3 LInstallation Methods* K; M t5 d$ C& G9 {1 ]' j
56-200 Nonconductive Optical Fiber Cables (Appendix B)
/ N- E$ U; d$ n56-202 Conductive Optical Fiber Cables (Appendix B)
: p9 @# Q& ]8 N$ s( P8 \' c56-204 Hybrid Cables
- I# `# H( Z7 G8 ^1 C3 T56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)9 f; D1 `" v4 j5 u
8 p3 `& D' B3 gSection 60 Electrical Communication Systems1 w. H0 ]/ S$ O( G( B2 g+ w/ f
General$ A# T* ~3 a; I9 h- v- ?
60-100 Special Terminology6 Z+ ]6 ^3 p# I! y2 }% Z
Protection
, I) O6 w6 b+ `( a- Y& g60-202 Primary Protector Requirements
% w/ a) e& B3 Y9 X$ V* b0 yInside Conductors4 F" f+ X/ e) B! c9 k
60-308 Separation from Other Conductors
7 R2 L, m8 x+ V+ g5 VEquipment6 ?6 S" n4 Z3 I5 ]8 \
60-404 Exposed Equipment and Terminations
$ W) C9 P- ~& E/ r" f# |! DUnderground Circuits. I4 H( W% g1 x5 {+ s$ Q( A8 k
60-600 Direct Buried Systems
4 S/ p. a7 |! M2 D7 J* m9 a: m. S9 H( O e* u
Section 62 Fixed Electric Space and Surface Heating Systems, y0 J9 u$ H( M( l
General
$ o0 [+ |$ W. S) \5 C- E: O4 k1 f' E62-102 Special Terminology
+ g0 [! {0 U' _' S- ~; Q8 R62-108 Branch Circuits1 Q) V- S0 h* s! E& ~
62-110 Installation of Fixtures
3 \/ i& h( `6 \62-114 Overcurrent Protection and Grouping (Appendix B) (5)
% N; b9 Z1 i( a& Z62-116 Demand Factors for Service Conductors and Feeders (2)
; W/ [ `2 {! {/ F6 s( B62-118 Temperature Control Devices) b/ Z7 B8 ]4 K" B4 h4 T
62-122 Installation of Series Heating Cable Sets (4)(7)0 ~+ ?9 u R% [) p/ s, O2 @
Electric Space Heating Systems
* Z' E; w2 u# |& c4 K62-202 Temperature Control
* G7 _/ O$ `7 @3 W* k62-206 Proximity of Other Wiring (Appendix B)( N, D" H4 F ^' Q' q
62-214 Installation of Heating Panels and Heating Panel Sets
$ ]% D& Q; _, V8 t. m& p- L62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
4 b% Y" F1 W) Z! d3 `; J9 X9 Y! p62-226 Installation of Under-Floor Covering Heating Panel Sets l8 y5 Y# h2 x% ?! H
Electric Surface Heating Systems9 t" R. I% z( j- A- B7 k# k- R/ ]/ X
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
- c. z5 U# o; E( g! j$ L& O
# g1 {2 V" D W: M8 m9 d- eSection 68 Pools, Tubs, and Spas9 t; x! I5 a; d4 {7 C, y' Z
General
* W' J7 E) c/ C2 I# F8 q$ z68-050 Special Terminology
1 E$ D# U, r6 F68-056 Underground Wiring - Table 612 r& s& `, w" h1 r0 O5 R
68-058 Bonding to Ground (Appendix B)
, \( I; k, }) S- \68-060 Junction and Deck Boxes (Appendix B)& \7 T. R3 A0 x! o9 ~5 t
68-064 Receptacles
$ [5 n6 k0 ~ G* z' s5 Z2 m5 ^68-066 Luminaires and Lighting Equipment" X Z( n3 ?" `
68-068 Ground Fault Circuit Interrupters (Appendix B)
/ R/ Z( F' [0 r
9 E4 W3 e' a7 g I ISection 70 — Electrical requirements for factory-built relocatable structures and
& b3 H1 g% B' H% G1 f( ^5 Y$ Snon-relocatable structures4 x# x3 q( `3 \1 c8 a9 {" c2 h
70-130 Tests (see Appendix B)
- \7 y8 q7 I7 L+ F) v' N4 j
' H1 J, f% C; e! ?Section 76 Temporary Wiring (Appendix G)
' {0 C5 J& \' m3 {4 N) F+ G76-004 Grounding
$ J1 }6 T2 Z k76-008 Service Entrance Equipment
& |+ ^+ A- k: K) G h8 ?1 o( GN 76-006( `1 f& D# q3 R
76-014 Branch Circuits
' a( |& S" T* v; F% Y# j; vN 76-012
* F8 f9 z! _! G
! h* S# [6 A* G! a2 c" lSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours% U. ]: U5 ]' a' T( ?4 P% O
Marinas and Yacht Clubs3 A2 q6 N) s. d
78-052 Receptacles0 i: M" L9 H4 m3 i1 F
78-056 Feeders and Services
1 j% C- u* S, X8 C; }- [6 mMarine Wharves, Structures, and Fishing Harbours
5 t) s& m& Z) K% M78-106 Grounding and Bonding5 G, V) s X$ _& v' k' ~$ K# h; f
Tables
7 n3 L, K5 O: R1,2,3,4,5A,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
5 h! E) B6 D1 R9 d3 l( a' {8 p, F, |$ A% u( L
Diagrams: 1, 2, 73 ^+ M9 ]; a8 m0 g
3 o- E9 _& g5 }
Appendix B9 O* G0 R! X" B2 l" L M
P352: Ground fault circuit interrupter- 6mA& X1 C( Q; i# i" d
P354: 2-126 FT1, FT4
; f% L6 y( t; [8 ?+ K0 [) |P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)6 I( p5 c* m, ]3 W$ K9 @# H" s+ ^
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
, x6 ^: E% \2 Y2 z$ A; ]P370: 12-1012, 1118, 1214 Example:
/ |' i f$ ]! s5 b: U' q4 y( C3 `P371: 12-1108
; J5 H) `2 o; IP381: 18-108(1)(b), 18-158(1)(b)
. V' v; C1 H: p! F. s) h+ }( U7 @P386: 24-206' n8 e- s6 a: I- R7 b
P389: 26-256
# y5 K U ?4 M7 Q4 LP391-P393: Section 28, Example to determine Motor Conductors and Protection+ x* e, U+ J! E9 ]4 b0 o# v
5 o4 |6 l9 O* Y. |- J0 ?
Appendix D* Z' n1 |! x3 {
Table D1, D2, D3, D4, D5, D6, D7, D16 |
|
狗仔卡
发表于 2006-7-14 22:53
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
显身卡