 鲜花( 0)  鸡蛋( 0)
|
Canadian Electrical Code Review Guide) V, ]0 |, q6 y7 I% m6 L
For the Exam of Electrician For Red Seal License8 P* G; s" q- ]9 P: a# \2 F2 c
- B. ?$ F% d% }. TLesson One
, \% K$ v0 O# DSection 0 DEFINITIONS
7 G }; P+ l/ w9 e1 H$ {$ XThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
5 U, x9 z S9 ~7 d# l k6 x9 cAccessible as applied to wiring methods
E; t* Y. ^( \* QAlive or live* |3 _/ B8 {! m" F1 X2 `: ]0 \
Aluminum-sheathed cable
4 A4 ~/ R' s* N! F2 D1 S1 c" m" lAmpacity* E1 v. T5 @. j- x% O
Authorized person d1 t- P2 U0 W% j! O9 C. J1 K2 d/ e
Auxiliary gutter
8 @: ^+ C$ d: e- g- a/ Q, L+ JAWG2 w6 R* w6 }- w7 |& J* H: M$ {
Bonding( k0 u3 ^8 r9 z6 [* N2 t
Cable tray
4 h0 `( O/ ^+ C L5 iCellular floor$ c( ^$ P3 l4 h( p
Branch circuit+ x+ ~4 ?& E6 k' l
Bus
7 b+ ]% U7 G4 Q5 h: N9 Z9 KBusway
% F: i3 k, ?6 u5 q, g7 wCommunication circuit
6 h- S# D' s: b* vExtra-low-voltage power circuit$ L0 \" ?# o* M
Low-energy power circuit" k9 A5 V+ V) G" N9 {* F7 z
Multi-wire branch circuit
1 o( c% }, B* r/ V" s1 ~: _7 jRemote control circuit# b& z1 j! N! T: e+ A3 Z' r
Signal circuit( z" z2 n& P; K' q; W0 n" w' Q
Circuit breaker# a7 k. z) }5 g9 q6 T
Instantaneous-trip circuit breaker
1 a. M8 ~$ \7 N; Y2 v0 F) eConductor- K" m- O! `0 C% v% T
Conduit; v( e5 y6 q& o8 i3 a- |
Flexible metal conduit
! A& X* K U7 m3 ]* ~2 d) l3 q Liquid-tight flexible conduit
- q& J2 b8 x* l7 B, O Rigid conduit; k/ t% o, a* [$ _+ ~1 s
Rigid metal conduit
% i/ U* @- P1 u% }- e. T4 w Rigid nonmetallic conduit
# R& T! W9 L+ A, x0 d& I# u# Y Rigid PVC conduit
; L# ], V; [# N! c' LConnector
& N' J9 d/ p! g+ G e# K Box connector$ h5 b, ^! I( M% u! O& v _
Wire connector; i9 U( d7 [4 w& Z
Controller
1 @, A0 C: }7 k; B- UDisconnecting means
) E& v& W4 t: D; g( QDust-tight3 o. G- C+ |& N! I
Dwelling unit
3 ]7 x* O- ^5 q6 [; y+ T9 sElectrical contractor. }% K9 U4 ^: `- ~ j( y5 d- m A
Electrical metallic tubing
; |1 I# p' A/ {8 pElectrical nonmetallic tubing; C6 |6 ^# ^: Y7 ]" `% G2 h
Emergency lighting3 y- d/ U) a! e' m1 A# p
Explosion-proof, X! F- K' q- H( Y& s5 ]! z- R5 Q
Extra-low-voltage power circuit9 h$ v; v! n3 {# Z
Feeder6 d6 m# t2 F# ~ A0 M& @/ K6 b
Flexible metal conduit
) V& y1 I6 o, U1 _Ground, ]" h$ R- G# y" i
Ground fault circuit interrupter6 U8 a; V! c: S
Grounded
' |$ Y8 [7 u% Y1 _Grounding
5 k; t' i% S8 W4 \$ g5 F T8 fGrounding conductor
5 C/ J3 m" l( @/ r$ tGrounding electrode
# ~. C* w# o! v- ^6 `$ JGuarded
' b+ }, z& ~- w) y; p% PHoistway
4 e, e1 [2 m$ t: S" F$ w! A b0 eIdentified
6 F2 q* R8 }- D2 YLampholder
6 c; R5 h! ?. `4 ^Low-voltage protection+ Z* i- |6 |5 |3 L5 W. W
Low-voltage release6 s- O# g4 Q+ X/ g
Neutral: I9 j7 ?7 q+ w1 _
Noncombustible construction
# I! K! ~" d0 |5 `3 UOutlet
4 s" r; n# o3 y* I) A9 B# n$ N COutline lighting9 w% T( ^0 D8 j' _' Z4 G" v5 C) W
Over current device4 E; r3 Y3 L/ }( I
Overload device, h: Y! P" e4 y! M( z8 @8 \* n) U3 L' _
Panel board& @. ?! O. R$ ]7 u: }; o; R2 p
Panelboard, enclosed) L+ ?: a+ d% @$ e! F; e1 N
Permanently connected equipment2 `+ _+ l: L2 U8 I
Permit
$ [: U! o+ R6 f: T# j; d9 |Plenum
: j s/ B: ]# K; QPortable as applied to electrical equipment: D: a$ t' V, \$ U; A- O3 S
Portable ground fault circuit interrupter
5 N8 i" z- ]0 J" n. ^6 MPower supply cord6 o% s- v. U( _- ~$ D7 m8 H
Raceway; n+ n. z; x0 V0 G: ^+ v
Receptacle, O, Z6 E0 V) F$ H1 |
Duplex receptacle
7 l7 m. R$ D$ L' g Single receptacle5 H% c$ R- h1 z
Split receptacle
- |: m. ^7 O6 S7 ]: A8 j1 kService, consumer‘s u: u) o( M" v! c2 O. M- f
Service, supply
8 _* o& _/ x! y8 R; p0 T+ P9 g* eService box1 ?2 F/ p0 A1 U7 i
Service room
, p( @* e0 v( \: W" V4 ^Single-dwelling
7 r0 }1 B& y7 |7 O) v' i; GSlow-burning as applied to conductor insulation6 b) v! |' f, j" X Z- ~: ^
Splitter
, M# w, c; Z7 `7 X; w2 r- k( ]Starter9 p% L, v" j; e, c( a/ W
Switch
5 |9 t* y" v- w6 l# X. ~. r$ V& G General-use switch, Z! x, N& O6 R& T0 @
Indicating switch7 C0 j0 x+ P. T7 C1 @( {
Isolating switch3 H1 o5 s2 I* N4 |
Motor-circuit switch
5 v, I. ]& m: ^; p5 M/ X8 e+ lSystem
^" m% o$ q6 z: M- \ Communication system
7 [8 a: Z% B! C9 I2 x$ N9 c8 ] Community antenna distribution system(CATV)2 }, e3 e; k& a y+ U
Grounding system/ N; E9 B: E3 e9 @: ~$ W
Underfloor raceway- b% v/ [' B9 t3 ^( l
Voltage:
$ M; @) `: ~9 ] Extra-low voltage, K3 p I( T' y2 D
High voltage z' K' \! {" K- y' E
Low voltage
% F7 P( ]! v# [ l! H7 cVoltage of a circuit
0 ?/ U7 B9 @ s' }, I3 b$ sVoltage-to-ground
0 l6 s+ J3 ]- h6 ?, NWireway. T, y4 z3 G# r9 G% X
! A7 y$ w& e- J7 I" a+ u2 MSection 2 GENERAL RULES. F f; T$ a1 H7 i6 g, n: z, ^; |4 r
Administrative. J8 S7 r( o: {
2-018 Reconnection
7 b. O# U+ o4 o8 j# ]6 [2-030 Deviation or Postponement
8 a$ M4 A4 G0 C# Z7 K, E }Technical General+ Z1 H" t3 t1 Z6 @: d1 d4 }7 t( j9 n; m
2-106 Circuit Voltage-to-Ground – Dwelling units( k- f. ^* s0 p7 e* u2 k
2-114 Soldering Fluxes
- K7 s0 [# |: |: Y2-116 AWG Sizes of conductors) X8 l( Y7 Q/ P! d- D( f X" ^
2-124 Fire spread (see Appendices B and G)3 Q& k* e8 C0 O* X$ |. z- m+ e$ C
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)* t/ r$ D# J7 U
Protection of Persons and Property2 K, {" e- ?1 W- Z- c
2-202 Guarding of Bare Live Parts; Y9 P+ c3 X/ J9 r9 R' O+ Z" k
Maintenance and Operation
, d& y. S% W0 ^* x0 y2-304 Disconnection
# V% Z) O8 p! Z- O7 ?/ k2-306 Maintenance of Live Equipment) q7 d' C4 D& a' h
N 2-306 Shock and flash protection (see Appendix B); b6 b* @( [3 s C8 K: ^8 Y
2-308 Working Space About Electrical Equipment: Table-560 Q+ O% R. B1 u; K, t' N* o
2-310 Entrance to, and Exit from, Working Space) A6 y3 r% I) P5 ~- i" `
2-320 Drainage) s% ]9 L0 B- r' b- \# E% [) W
2-322 Electrical Equipment near combustible Gas Meters and other Devices; o3 ?0 M' ^1 s
Enclosures, Q! l4 O4 r0 b0 [
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
0 J/ ]* [2 K7 t3 Q' [/ m0 ?) D2-404 Marking of Motors: DP, WP, TE
7 H" e' f# d$ |0 q8 N" c# X / ?% i# ], q9 r: w
Section 4 Conductors, {' q" ~8 q0 j" K7 S- x
4-000 Scope
; T9 u$ `) M& t5 i( P4-002 Size of Conductors: 14#, 12#
6 ?' j- b( d) j7 f/ ?5 N4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 369 W: `7 P: i% q( i: |% s6 F# `5 q
4-006 Insulated Conductors: Table 19
! `- n s1 U% O: [) @) g( p6 E4-010 Uses of Flexible Cord: Table 11- E! \) d/ e! T3 v* v& Y, m0 I8 ?
4-012 Sizes of Flexible Cord
( E: p1 w7 O8 B3 _4-014 Ampacity of Flexible Cords: Table 12
. ~4 N4 K, f0 w4-018 Equipment Wire$ i4 t9 d- W% U( p
4-020 Insulation of Neutral Conductors
( h. s6 |& s9 ?. m: w4-022 Size of Neutral conductor
/ _% E! d# q. ~ ~8 i Y4-024 Common Neutral Conductor
3 F( Y/ A+ T( h4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
( I ~: r+ u; H6 C4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
2 T2 c3 t5 \1 p% A" z8 z4-032 Identification of Type MI Neutral Conductors
. M* V4 `- h7 m6 A {/ n4-034 Use of Identified Conductors
* f$ d- B4 O! U+ T$ J4-036 Colour of Conductors: Phase A, B, C, …
7 ?# I7 w) B7 u2 J1 x1 _1 f, q2 J! U2 F- T7 u5 v3 c' `5 F
Section 6 Services and Service Equipment
1 D G7 D8 U5 w- T0 OGeneral4 P g* H- R# x* L$ D6 P/ o) ]& u
6-102 Number of Supply Services Permitted
% p; r" @( v( A. m! j7 c* j1 @6-104 Number of Consumer’s Services Permitted in or on a Building$ f* k4 F* Z, h/ f
6-108 Supply Service from an Electric Railway System$ v& M3 i2 g P( \0 _
6-110 Three-wire Consumer’s Services
: p2 \# \( [( d6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
5 ^0 `9 C3 [% G7 A6-114 Methods of terminating conductors at consumer’s service
8 D+ u$ j8 A# w' b3 `6-116 Consumer’s Service Head Location
2 a! T3 E+ Z% C7 U* u( ?8 |9 b: p4 SControl and Protective Equipment
8 D S2 \' v; w/ O( `6-200 Service Equipment: H; Y6 T5 [( n+ ], D; M
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
8 a: @. d. y9 V; H( L6-208 Consumer’s Service Conductors Location# y1 A' e0 Z# V6 Q5 [
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
+ `/ j; g: Z& ?$ r% B6-212 Wiring Space in Enclosures% o8 A4 J9 T5 b4 n1 @( m0 t& ^
6-214 Marking of Service Boxes
. T4 }. I5 Q' `- N8 jWiring Methods
. _# P* Y3 b& {6 |6-300 Underground Consumer’s Services
& s1 p# x: C3 @$ _/ Q2 B _% |6-302 Overhead Consumer’s Service Conductors. F/ e- z1 x) Y) Z9 z) Q
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable3 `4 l3 d: k- U5 R" K+ x, |# i
6-306 Consumer’s Service Raceways' W5 E6 N& K* `! R$ ?% b' {6 L H2 q
6-308 Use of Bare Neutral in Consumer’s Service- I4 @$ |) ~+ L
6-310 Use of Joints in Consumer’s Service Neutral Conductors
& G* B/ t9 g) O; r1 h( H K: P6-312 Condensation in Consumer’s Service Raceway
/ m L6 t u: [6 K( \3 ~+ uMetering Equipment
3 Q( `5 N* n+ G* W, Q( R6-400 Metering Equipment
0 l6 t- e. W" l _6 a9 k) `6-402 Method of Installing Meter Loops
8 ^3 {6 k$ v/ A; p5 P& A8 @/ ]" ], Y6-404 Enclosures for Instrument Transformers
5 E6 \: w! c* \6-408 Location of Meters
% e p2 k7 {1 z2 s" }" u R3 H6 |" V D0 E- Y2 ~2 w9 p
Section 8 Circuit Loading and Demand Factors
/ Z8 i+ X7 q0 h4 w7 A$ @) r; CGeneral
, T9 P6 g/ C9 C* H2 m' h1 f8-100 Current Calculations; f5 O) A* x6 B8 ?1 L! A2 L
8-102 Voltage Drop ( see Appendix D)+ \% g+ f) }6 j
8-104 Maximum Circuit Loading" H m$ B. S! U
8-108 Number of Branch Circuit Positions
6 x+ v z4 x/ U% _' M8 ^# I7 [5 D! N8-110 Determination of Areas& n a# M1 w2 { ?2 ~8 K( o
Services and Feeders
1 i3 b* D! a" I4 E$ a8-200 Single Dwellings (see Appendix B)' h9 Z( l/ r* H: ~9 F
8-202 Apartment and Similar Buildings
4 I" }. k9 J" K7 Z6 m8-204 Schools6 k6 ~& ?) F) |& \, r, w6 n. J' y
8-206 Hospitals& z( D- L/ c3 K) f
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy1 n! R/ q h6 w/ _0 Q. ]
8-210 Other Types of Occupancy (Table 14)
# G2 ?5 L. J4 }2 L/ ]1 G6 ]5 G, T8-212 Special Lighting Circuits: G2 q& Q7 R1 e: P" p$ U1 e+ }- c4 v
Branch Circuits
5 n: ]7 A. w2 l6 Z6 b9 x8-300 Branch Circuits Supplying Electric Ranges# p4 i, y- d( a8 s" J2 l/ ]8 F
8-302 Connected Loads
' ?* E$ k" \) m2 k
! e7 H/ [( O$ r3 H# U- e4 \Section 10 Grounding and Bonding
V" k, d. |- e( B( i xScope and Object
3 }( X9 k* } E i: `10-002 Object
- @5 [: F( L% TSystem and Circuit Grounding
0 J. h3 A2 Y' {- q10-102 Two-Wire Direct-Current Systems
4 } b" u. b. n10-104 Three-Wire Direct-Current Systems
0 S9 u/ K, ]+ h: ]# K10-106 Alternating-Current Systems/ S' M2 _, K0 i+ [
10-110 Electric Crane Circuits: j5 t9 t. E+ ?8 Z
10-114 Circuits of Less Than 50 V
& D+ W: E, x3 `0 ^5 v; h10-116 Instrument Transformer Circuits
! L4 S; f% `% s* B- n' F$ {2 v9 Z' UGrounding Connections for Systems and Circuits
0 J+ ^) z R6 D5 I' O! N10-200 Current Over Grounding and Bonding Conductors+ Q) I( S# h2 G! |0 o2 {: s
10-204 Grounding Connections for Alternating-Current Systems7 T) S, i* c' i3 r
10-206 Grounding Connections for Isolated Systems
* G! d: G/ l( d. z10-210 Conductor to be Grounded6 j' k; U G6 z
Conductor Enclosure Bonding3 k/ a+ c) |1 Q
10-302 Other Conductor Enclosures' K: N0 n$ e7 P* W2 g3 v
N 10-3040 `5 b# D1 {6 K2 \. |$ E( h
Equipment Bonding
% O [$ }) w7 }9 ]3 d8 ]: l10-400 Fixed Equipment, General
# `7 o0 ]: u" b8 a" m* M3 K, b, U" ]7 d10-402 Fixed Equipment, Specific (3), (4)
3 P8 J! ^+ N% T. y4 K10-404 In Nonmetallic Wiring Systems. L8 C7 O) r% l/ i
10-406 Non-electrical Equipment5 v' E8 K! e* b
10-408 Portable Equipment (4)(b)
6 b5 m' f; Z$ b$ x10-410 Instrument Transformer Cases& j: ?: l" T+ j1 W
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less# q: c) M& `/ k
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V/ h$ K" A" W: Y! R# i, g7 x2 [1 U
Methods of Grounding$ E; X) ~0 D' y- f/ x
10-500 Effective grounding (see Appendix B), p& W; R6 e, ^: ]4 P- a) z
10-502 Common grounding conductors
8 X, l/ P' q3 h: k+ D" _* D10-504 Common grounding electrodes
, t7 |; r4 j0 ]6 BBonding Methods- W0 w2 o. `1 i9 @0 D
10-600 Clean Surfaces9 T: K+ |; \' M7 F7 `
10-604 Bonding at Service Equipment4 c `' A! \) C
10-606 Means of Assuring Continuity at Service Equipment+ `% \# \1 ]/ Z( T# \: r
10-610 Bonding at Other Than Service Equipment, t' M# Z0 V; F8 k$ g! s8 z) h+ {
10-612 Loosely Jointed Metal Raceways
, n0 t4 l) M1 y' z10-614 Bonding Jumpers Table 41
6 v' A3 V0 m1 k( q h8 W# CGrounding Electrodes- x# t Y$ W, p6 V
10-700 Grounding Electrodes
1 f+ ?& l1 M- G$ R* r6 u3 g10-702 Artificial Grounding Electrodes" ] B' _+ n6 S4 f/ {# ~ a
N 10-700 & 10-7028 y1 u0 j' H* q$ {! z f" F. S
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)4 A* {; r! k$ N9 s
N 10-702
& d+ S, U2 J) r6 i! ~% i% l; g) g; Z10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding' u: n1 [" U4 S9 b9 f+ x
N 10-702' A8 X$ }! o( G! C7 A5 Z
10-710 Use of Lightning Rods (Appendices B and G)
# _5 v2 w5 p6 \/ m+ Y a PN 10-706
1 V1 v' h4 D+ k: E8 P( {5 ?( t' U: NGrounding and Bonding Conductors% k) m( w' ?+ d4 m! c: N
10-800 Continuity of Grounding and Bonding Conductors: f/ ?) E% |, K9 t% i1 I% v
10-802 Material for System Grounding Conductors
3 }1 h5 R% x2 l% P10-804 Material for Bonding Conductors
2 _3 X- c+ d" o) x C4 G10-806 Installation of System Grounding Conductors0 g5 z! S0 ]: |( }- M$ i( R$ ~
10-808 Installation of Equipment Bonding Conductors
: [. o5 P1 C8 |1 R- }10-810 Grounding Conductor Size for DC Circuits
# G: a8 a/ o2 z" N9 T; x. e10-812 Grounding Conductor Size for AC Systems (see Appendix B)7 A% j6 H$ ` `( E9 z/ y5 y
10-814 Bonding Conductor Size (Appendix B)
5 W0 W) c7 a+ Q% E10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
+ r0 \# e1 G" J% l0 ?+ r10-818 Bonding Conductor for Outline Lighting/ M- g* L# Y9 B( O
10-820 Bonding Conductor Size for Instrument Transformers
" E1 o) q: `2 s4 i. cGrounding and Bonding Conductor Connections
! L7 N! Q I$ N9 N y% v) T10-902 Grounding Conduct Connection to Water Pipe Electrodes
/ \; |( S5 S0 h10-906 Bonding conductor connection to circuits and equipment
# U( B/ o( @& a u g. f+ a9 Z10-908 Grounding Conductor Connection to Electrodes; ?$ E0 a: j* l0 }6 c# r3 R3 p
Lightning Arresters) N" M8 e0 J1 S) l- V) G' ?+ d
10-1000 Lightning Arresters on Secondary Services – 750V or Less
" p6 a* O" R9 J- {4 _* E, o- C+ M6 K% M( F6 Z4 A" L3 s1 i
Section 12 – Wiring Methods
6 J8 D" K. J7 K3 _0 h( JScope; T) G% R( V& t6 d5 ]% P/ y9 Q
12-000 Scope (Appendix B)
( r; `' v2 [/ [2 HGeneral Requirement4 M) S: S0 c8 {4 @) s! F
12-010 Wiring in Ducts and Plenum Chambers
9 c/ c3 N6 u, J0 q0 H5 Q6 t4 ?0 M12-012 Underground Installations (Appendix B)
$ V! a4 m- [- r12-016 Lightning Rod Conductors
( \' V* f, J3 s3 f; {Conductors - General9 w4 J/ @- S7 t* C
12-100 Types of Conductors (Appendix B) Table 19
% j& ^) B5 u7 R' E) ]/ u( O |+ @) n12-102 Thermoplastic-Insulated Conductors
5 m9 g5 D+ j) _ _7 b; v* c12-104 Flame Tested Coverings. p- ~2 s! N% K* B# S5 J" k! t
12-106 Multi- and Single- Conductor Cables2 }+ r8 \1 N; z8 L* A% n% v* k
12-108 Conductors in Parallel (Appendix B)
, {3 e3 h/ R, R# [; w12-112 Conductor Joints and Splices" o: M: q% H; B& B! {
12-114 Ends of insulated conductors9 w4 r6 A; Q+ s9 V6 D6 F$ @
12-116 Termination of Conductors (Appendix B)
3 z. |* @) G7 _8 I* M12-118 Termination and Splicing of Aluminum Conductors/ o9 I$ [: G1 ?$ w, R& ?( k1 Y
12-120 Supporting of Conductors - Table 21
6 _1 V1 o& [7 e% x& y$ |Open Wiring/ ~3 x$ X# p7 s
12-204 Spacing of Conductors6 d' u# B. s( [; q
12-206 Conductor Supports( h: R& l* m3 K; y4 y
12-208 Conductors on Flat Surfaces9 w1 a; B' e4 g, u
12-212 Protection from Mechanical Injury! Y' z: \ a8 |# a* @
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
* R# Y) s, s" M$ [1 O12-308 Minimum Size of Overhead Conductors/ R$ P+ t W6 b2 `5 h6 T0 p
12-318 Use of Neutral Supported Cables
+ d T- J3 S; C! a! L- q/ [Nonmetallic Sheathed Cable
- `9 P' g4 R# m1 I$ |12-502 Maximum Voltage: q" N! e: H4 S( F2 n" u
12-510 Running of cable between Boxes and Fittings (Appendix G)
# Z( i) T+ \4 Z0 h; ]% o12-514 Protection on joists and rafters& ~6 W- h1 x: l2 D
12-516 Protection for Cable in Concealed Installations (Appendix G)$ K! L" m! P2 b) O) y+ ?
12-522 Where Outlet Boxes Are Not Required5 d2 T/ O+ K8 w, H: i v
Armoured Cable; q9 P$ ]1 v9 Y. t8 b
12-602 Use (Appendix B)7 f: S- O/ S2 S6 A C4 Z
12-604 Protection for Armoured Cables in Lanes- L% |7 y: P* e8 `2 m8 }1 F0 m
12-606 Use of Thermoplastic Covered Armoured Cable
7 |; r! Z( _) k; y! P# a12-608 Continuity of Armoured Cable6 C b6 T: v3 w
12-610 Terminating Armoured Cable
! `5 f- d1 l, w12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems) o7 d, t( x( u! F K. M5 e8 E6 Z
12-614 Radii of Bends in Armoured Cables, G: e% b3 N A/ e6 t% r$ Y; @
12-616 Concealed Armoured Cable Installation
$ J( o6 S4 Y& O- S! P12-618 Running of Cable between Boxes, Etc3 C) r( O# p1 z$ e
Mineral-Insulated and Aluminum-Sheathed Cable
' R1 k9 t Q2 `. J! W12-702 Use; x5 O- k1 r1 ?$ ?- C- d4 a) L" E
12-704 Use When Embedded
# y' v* |4 ^% o' y& I12-706 Method of Supporting0 |, D: B; ]& j* s/ k" ^- s
12-708 Direct Earth Burial
1 t- M, Q& b) \# S" A0 c1 y12-710 Mechanical Protection. @* o5 j c4 c4 @! O- ]. q- c
12-712 Radii of Bends
/ V; M( j/ x+ U" L12-714 Termination of Mineral-Insulated Cable (Appendix B)
) M( L5 W `5 p9 Q8 W7 ?" N3 i12-716 Connection to Other Forms of Wiring
4 a2 t8 U+ R7 ^* S: SFlat Conductor Cable Type FCC
5 [, `/ b' A1 r' q" N9 T: ~6 e) \+ d12-804 Use Permitted. l9 P4 B$ I( n; C) l' e1 m
12-806 Use Prohibited4 t- Q6 a& [* H0 E9 N7 |: L+ F9 B4 S
12-818 Anchoring" ]# a# X- r% u( I( s( {" T* y
12-820 Crossings1 W$ }9 S4 X8 v; S$ I# e- j" M
Raceways - General
8 P5 S9 w" ~; ? @2 O, O12-904 Conductors in Raceways
8 _* o) w& ], X, X0 \6 O12-906 Protection of Conductors at Ends of Raceways
# e! V# @3 x1 |8 ]; x7 X) G12-908 Inserting Conductors in Raceways
& g4 z8 A$ {8 s | C12-910 Joints or Splices Within Raceways0 S1 m! U+ D3 T
12-912 Stranding of Conductors5 Y O& g$ `/ }! ]
12-914 Electrical Continuity of Raceways8 {5 X/ X. `( ~
12-922 Radii of Bends in Raceways
* |# J6 T" D5 m8 x NN 12-922 Radii of Bends in Raceways Table 7
; i) t3 u' s0 [3 `! t1 j; b9 s8 u% N) W12-932 Protection for Raceways in Lanes
9 R+ \$ X, Y& [$ d) G12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)1 |+ K1 m3 R- ^+ j
12-938 Capping of Unused Raceways' X) E' ^3 \* x- j3 O6 J) I% Z% O! L3 b
12-940 Maximum Number of Bends in Raceways# O/ T, O( [' o; ^6 ^
Rigid and Flexible Metal Conduit
( H, N' `8 p8 c% v+ i2 {7 q12-1002 Use) C; I# h/ Q9 z) v
12-1004 Minimum Size of Conduits! p& @2 [( x6 R0 T1 H) o
12-1006 Conduit Threads (Appendix B)" y# {$ i- ^$ u- M
12-1008 Thread Engagement
9 }+ m. p7 W: ?8 U% @12-1010 Maximum Spacing of Conduit Supports% e) i! V1 f- Z4 T- i
12-1012 Expansion and Contraction of Conduits (Appendix B)
: X* `% S/ J1 N' f12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 8 C: x8 q9 V6 [; H% g2 M; N) `! ~
Rigid PVC Conduit and Rigid HFT Conduit8 H/ M( x& j" g! I( y
12-1100 Use1 F. S" _" i- G: T5 D7 h
12-1102 Restrictions on Use8 A5 H* v6 f% j: w) M
12-1104 Temperature Limitations (Appendix B)
9 ?; R3 q& U7 `+ M3 X6 y12-1108 Field Bends (Appendix B), (2). j$ G7 B2 D4 ]5 e7 _8 A
12-1110 Support of Luminaires6 M/ M1 t6 N6 P- G4 ]* A1 n" z
12-1112 Fittings7 R5 s" \% v, {1 i v, K
12-1114 Maximum Spacing of Conduit Supports
2 `" P8 B8 S: r. ?, X12-1116 Support of Equipment- t' C3 t5 O* ~4 S
12-1118 Expansion Joints (Appendix B example)1 k# V$ y3 S( Q( N5 W% V
Rigid RTRC Conduit0 j' S& s- A$ L( B
12-1210 Temperature Limitations
! [% K/ v* x2 f: n& L; ?) e12-1214 Expansion Joints (Appendix B)
* ^% q+ k2 m6 R, gLiquid-Tight Flexible Conduit# b! G" ?& ? \8 ]" V) g9 P
12-1302 Use of Liquid-Tight Flexible Conduit9 N \! c0 C c1 z; K: v5 A
12-1304 Maximum Number of Conductors6 k* z! u& N! ~- Q) N# W+ u7 z
12-1306 Provisions for Bonding# W* [% ^9 c6 x. q3 P
Electrical Metallic Tubing
! F- m4 P' n. d2 i12-1402 Use2 s! n$ `8 H" O6 I: q" ^* \! F. i B
12-1404 Supports7 L* A' I4 Q6 e& _% ~7 s; |
12-1406 Minimum Tubing Size
( _) \ A5 L) _. q6 R4 R12-1408 Maximum Number of Conductors8 l: g2 ~3 c6 F; l+ K" n
12-1410 Connections and Couplings4 r3 x! c8 H$ z+ ]/ O
12-1412 Radii of Bends in Tubing
5 e4 T1 a6 e$ z) T. f, AN Table 7
( D$ s( V+ ]& {# A" q3 oElectrical Nonmetallic Tubing
! F6 b. B* r5 p# I+ \0 x12-1516 Provision for Bonding Continuity
, c. _; c1 A% S# E! N4 M3 iN 12-15145 v# n& ^( D; ?# z
Surface Raceways4 w/ |+ j9 q( C( S$ d3 w
12-1602 Use of Surface Raceway (Appendix B)
2 d: k! {7 \' p/ h+ r- ]5 r12-1604 Temperature Limitations
9 c x' q5 R% c12-1606 Conductors in Surface Raceways (Appendix B)) y: S* I5 k8 P
12-1608 Maximum Voltage8 n. u/ \( j; N4 q5 l. ]
12-1610 Joints and splices ' I4 Y* C& M5 l+ o* C, t; b* ?, o
Underfloor Raceways" Y7 \4 [9 ]4 ` n" r( B# y8 A
12-1712 Discontinued Outlets in Underfloor Raceways
( i, _% U. h; r) @* }7 h7 cCellular Floors7 N2 d( m* D, H! e4 P; v; x
12-1804 Maximum Conductor Size in Cellular Floor
# V$ q4 |6 u9 N$ x5 x! a12-1820 Cellular floor discontinued outlets
( Z8 q/ P& Z% c u# x; e. L7 yAuxiliary Gutters
# }( @7 {1 J8 }, M7 n12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces$ ^1 k/ w0 K; T+ T' S' o5 z0 i) q
12-1902 Auxiliary Gutter Supports
6 M7 R1 q( F- T7 W12-1904 Auxiliary Gutter Cross-Sectional Area
# M. j9 K' y4 ^( [, R2 RBusways and Splitters3 ~+ [: R9 N8 y# t
12-2004 AC Circuits in Busways and Splitters
% o* m3 ]8 y3 H, v, ~9 v12-2006 Busway and Splitter Supports: e; e0 y4 U4 f. c2 C
12-2008 Method of Installation of Busways
$ c7 @* _& M( I12-2012 Reduction in Size of Busways
: A6 ] ]; d: z* ~# W! I: L0 |12-2014 Length of Busways Used as Branch Circuits. P1 k* {% F- R# V' @0 `* x4 C
12-2018 Taps in Splitters. z# Q1 P3 _' O6 K- Z2 D- Z
Wireways
$ v ]7 n' `4 |5 g& T% r& F2 |- }4 P12-2104 Conductors in Wireways
3 l7 B' P, X6 d9 v1 c12-2106 Taps and Splices in Wireways, r$ l- [. r* s
Cable Trays; t; \/ ?" V4 R5 M
12-2200 Method of Installation (Appendix B)5 b& G# C; Z( W
12-2204 Joints and Splices Within Cable Trays
/ b- ^ Q, l* W5 p5 j& o% B; b12-2208 Provisions for Bonding; A1 Z8 x! \* ~1 W
12-2210 Ampacities of Conductors in Cable Trays
0 {8 m2 S9 J* F. Q: K2 aInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings
. c, H7 f" l# f# X+ \) V: Z12-3000 Maximum Number of Outlets Per Circuit- Q! o. o# F$ @
N 8-304% f. ^. x; n% J/ J* N
12-3002 Outlet Boxes (Appendix B)5 y5 I, `) m; }* }0 b
N 12-3000 g, o- f5 R4 B2 N: s
12-3004 Outlet Box Covers
- D5 i1 B" C0 z6 v+ s* x( H. _N 12-3002! _, Z' f; x0 ]- n
12-3010 Boxes in Concrete Construction
( Y. a6 O1 k2 ^8 e) [- T5 {6 hN 12-3008
: a3 c( Z8 S" p. H& S# G: ]7 ? m12-3012 Outlet Box Supports/ f" Z c4 Y# ^* N7 X A
N 12-30109 \- ~7 k* U( U2 G) h+ L: Q
12-3016 Accessibility of Junction Boxes9 u- l8 n" e7 J$ ~3 \, q% e& G3 Q7 r
N 12-3014
; _& u+ B/ T* E1 Q" \9 r% S5 }12-3018 Flush Boxes, cabinets, and Fittings
5 \9 b# u1 M- U! aN 12-3016
0 c* f* h% n: @+ K e& t& K0 ?12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) 7 V7 R; L4 j) L' k& K
N 12-30227 t: |% R1 q8 X% q/ m. z. ^% D
12-3036 Maximum Number of conductors in a Box - Table 23" q; G' F) J: L( N+ i# Y$ t% u( f
N 12-3034
1 z6 J8 z( G( B; d1 j8 {+ g# i12-3038 Pull Box or Junction box Sizes$ D+ m5 v- K: U4 o
N 12-3036
" N2 ]7 z$ h) Y( J/ u$ C( D5 l* k P: y3 n" g. G" S. C7 O
Section 14 Protection and Control c: u$ ?4 p6 o2 f
General Requirement
/ P' Z) c9 l% L( m' g2 n. p14-010 Protective and Control Devices Required
( F8 t6 i+ R- X V9 v14-016 Connection of Devices4 d9 ~$ w6 D* L
Protective Devices – General
# W' n9 J5 b! D8 W 14-100 Overcurrent Devices Required
7 s8 ]/ t/ s8 v! [% P( R) Y14-102 Ground Fault Protection (Appendix B)
_% {* W, x, ` g* C3 L8 g14-104 Rating of Overcurrent Devices (Appendix B) Table 13
1 k* M0 @3 l$ ~) @14-112 Overcurrent Devices in Parallel" w/ \9 H& `9 L' _$ M
Fuses
2 o7 z& A) t" j4 ]14-200 Time-Delay and Low-Melting Point Fuses
) ^% R+ m" p9 e- c' ?14-202 Use of Plug Fuses
; i9 m7 y+ z" s/ j, k# K, E14-208 Rating of Fuses
+ H: H b4 D! @4 _& V14-212 Use of Fuses (Appendix B)9 P- J' H S$ ?# L+ R2 e
Circuit Breakers, U4 p5 ^2 K0 X# f5 X
14-300 Circuit Breakers, General
3 L) o, ~1 d x$ P+ {1 m: O14-306 Tripping Elements for Circuit Breakers) s) }) ?: P, f1 _ x4 m
14-308 Battery Control Power for Circuit Breakers# U [. j6 h( q; J6 Y
Control Devices - General
( Z4 C' Y3 t; x, B- E! ^& c14-402 Disconnecting Means Required for Fused Circuits
( \; [* j7 _ ]0 K1 pControl Devices - Switches
0 x& S% Q3 ]- m' n8 O0 B14-502 Mounting of knife Switches
7 z I0 g7 h6 {: i14-504 Maximum Rating of Switches
( A/ a4 V- {3 d% o/ }( i14-508 Rating of General-Use AC/DC Switches (Appendix B)
- L" R7 y& m9 z7 [+ q14-512 Manually Operated General-Use 347V AC Switches (Appendix B)2 [9 u3 Q% A' C9 J5 b; k: \
Solid State Devices
L4 |/ [1 q2 E3 Q14-700 Restriction of Use
$ s) g' ^2 t R/ r& n& X; }14-702 Disconnecting Means Required
% ^( ~6 N* I; E9 [& s0 {$ h2 ~. X$ L( ~! F" L+ W/ c0 G8 [
Section 16 Class 1 and Class 2 Circuits1 _: g( S8 i# A5 s; q. V$ r
General/ U4 X' K: e3 d2 _
16-004 Class 1 Extra-Low-Voltage Power Circuits9 c; s' B; b4 q) U( K3 o$ `! }
16-006 Class 2 Low-Energy Power Circuits
2 r1 D: d4 ], v# V* G/ ~* Z! b# G16-012 Circuits in Communication Cables7 E* p# {4 o/ J6 N* F% O# v2 |
Class 1 Circuits
* D* d" H2 D4 f$ r& ?8 v16-100 Limitation of Class 1 Circuits0 E) N+ Q# ^' O" I
16-104 Overcurrent Protection of Class 1 Circuits
. C% j. D3 Q/ A. j6 F" I2 x16-106 Location of Overcurrent Devices in Class 1 Circuits
1 [: L% N" e0 F7 p; S16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers# w% n8 u7 ^/ D; X- N
16-110 Conductor Material and Sizes O, a3 B0 O8 Y! D P# k2 f% l
16-112 Insulated Conductors for Class 1 Wiring m r+ E/ e2 Q @* @
Class 2 Circuits
, ?# c T+ C# e- J' D7 X) d16-200 Limitations of Class 2 Circuits (Appendix B)* Q- A! ^: ~* R4 V
16-204 Marking, z8 o5 h0 A, a' ]
16-206 Overcurrent Protection for Class 2 Circuits
+ m5 T7 _$ S0 ~1 P) I& h' j% q' }+ g$ m16-210 Conductors for Class 2 Circuit Wiring (Appendix B)0 p! t* l& D, R! @: F9 i$ x
ELC: extra-low-voltage cable
! q4 Z8 `7 }+ j6 ?& y& @16-212 Separation of Class 2 Circuit Conductors from Other Circuits1 Q V. `9 t! h" j; l& J8 W2 R" s5 X( p
' n7 g. ?. b1 XSection 18 Hazardous Locations! c1 q' d* b1 z& T9 Q- z
Scope and Introduction
$ u7 B8 ^7 p! H& v4 I" D9 g18-004 Classification' O" x9 y" i9 y* V. }; P
18-006 Division of Class I Locations (Appendices B and J)
7 W' U- L3 J* Q# Z4 O ?18-008 Division of Class II Locations (Appendix B)9 q& M8 T1 M/ a y: F
18-010 Division of Class III Locations (Appendix B)
5 w( [/ l( N: ^5 y0 XGeneral
1 ]# V: E8 f# b" B- ?7 m18-062 Metal-Covered Cable (Appendix B)% Y8 L0 w8 X6 @
Installations in Class 1, Zone 1 Location$ R' p6 Q! c. j' }
18-108 Sealing, Class I, Zone I (Appendix B)& t: w1 s/ d. f0 f4 H
- A. ~9 o+ L& F {' L: v3 MSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars; h5 T, j0 s X$ K3 J+ _ I( X
Gasoline Dispensing and Service Stations/ ?3 T# s% H$ m: C0 _' J! M- S
20-002 General: q( s9 u6 a0 B4 w- j
20-004 Hazardous Area (Appendix B)
D! T4 r2 z3 Y/ {1 f5 `/ K" V6 @Propane Dispensing, Container Filling, and Storage
4 t0 k% K( w3 k: b20-034 Hazardous Areas - Table 63
0 Z2 [7 o, ^- ]Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
2 {- _- U' C+ F# T/ \: n+ V20-062 Hazardous Areas& A0 k' T x4 J9 l( {, a; `3 h7 [! A4 s
Commercial Garages – Repairs and Storage
% w' I5 P3 B" Z, m20-100 Scope4 P i+ B% X& p; |
20-102 Hazardous Areas (1) & Z# R! l, W% \
, I: J9 q6 i5 i0 ~, v+ {Section 24 Patient Care Areas
k- w9 d3 c V( S24-000 Scope (Appendix B)4 q! d m0 E* q0 B7 L4 T
24-002 Special Terminology (Appendix B)8 M( M. P1 Z4 L8 N2 s5 `1 t6 u
Patient care area# Z5 a6 a! h6 i1 y. [( _
Patient Care Areas/ F' H* y b5 A3 {3 t# s
24-106 Receptacles in Basic Care Areas (Appendix B)
( {% f5 K" H* M0 w6 ]7 p0 a& a+ s' EIsolated Systems4 L9 Z; k; T9 R: X
24-204 Single-Phase Isolated Circuits (Appendix B)5 M! B4 \. Y6 B2 z7 C6 V7 t* B, C3 g
24-2061 D1 z" D/ ?4 d9 u0 b) z
5 |- C) C; N. a" D
Section 26 Installation of Electrical Equipment
0 f' p8 T8 H) G) J4 J1 |: y) A& _! AGeneral+ j7 W, D4 q- ]1 t1 r
26-004 Equipment Over Combustible Surfaces (Appendix B); G2 }% r2 ?. p
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
9 Q; ]& _2 c' p7 h, j Isolating Switches4 E- H9 U1 ?! G: z2 A- y8 B
26-100 Location of Isolating Switches( s3 N: C& H0 v8 l. R
Capacitors
+ L7 {& `: j: k% i/ k: O; ?1 O26-204 Guarding of Capacitors
( z! \1 h3 X+ K0 a* f% D- S: o26-206 Grounding of Capacitors6 W5 Z- `% D* h" ~, P+ P: |
26-208 Conductor Size for Capacitors
9 }1 V- u( R% d! l6 ~+ Y26-210 Overcurrent Protection (Appendix B)
; I& _0 z% A, q& P0 }, z" V8 s1 ^+ \- ~26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
2 B w8 [9 h* b8 b) g T26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits4 l. g; \. Q n1 `6 B2 g
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits) B7 Q6 i7 t0 w7 I. w% h X- y
26-218 Special Provisions for Motor Circuit Capacitors
! C( Y& N" U* W' }3 m% p3 |26-222 Drainage of Stored Charge of Capacitors3 C8 Z4 t$ [% s7 l# ]( X& Q. w( J
Transformers
" s& o4 h, S+ J0 G" ` A) H26-240 Transformers, General; k- w" q0 p/ ?( n) a- M" w% X
26-242 Outdoor Transformer Installations* h4 N! ]4 `+ N! \: w8 A
26-244 Transformers, Mounted on Roofs (Appendix B)' b1 ?2 W/ ^! Z X
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
. u3 Q# F t4 d0 R- n1 J: C26-248 Dry-Core, Open-Ventilated Type Transformers$ H$ B9 s/ B" p4 |3 `0 V1 m/ L
26-250 Disconnecting Means for Transformers
% i+ Y8 e3 `$ Z/ I7 E y26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V3 K) d" h0 r1 ]7 z4 k$ _, {9 f
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
Z! r# q4 n8 s1 {& k/ [26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)0 Z2 {' b x- X: D
26-258 Conductor Size for Transformers! s) U2 X: r; r8 I) x
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)' P% ~4 {+ |( V4 e( Z: y
26-262 Marking of Transformers
) i! A" c- c* x: Y! ^26-264 Auto-Transformers
9 Y( N0 V% \; t: L) O H) v3 NFences
5 W7 r: h% @ l8 Y' k" n26-302 Clearance of Equipment - Table 33
+ w! g2 o P F2 T! gPanelboards1 a1 D {! I' G3 ]% z' R& N7 c2 P
26-400 Panelboards in Dwelling Units (Appendix B)
' M( o& G1 s/ b+ x) b26-402 Location of Panelboards (Appendix G)% @ F1 l( ^+ A9 ]: O1 f/ A6 x; t' S1 j
Lightning Arresters
% x- R3 {1 [3 d! d. [4 M# |26-508 Connection of Lightning Arresters" i ^" a! A+ x* A! L
Storage Batteries
) y0 u4 q/ B- b* l6 x26-542 Special Terminology& R+ c, a$ Z& r
26-550 Battery Installation5 G+ g( n$ @& F- M
26-552 Wiring to Batteries. z; j! I# F- O+ d9 H6 `, {9 q
Arc Lamps
) T5 k: y2 ]$ H( X- _/ Y% j26-600 Location of Arc Lamps& x6 p# K9 i3 g$ W, [
26-602 Conductors to Arc Lamps5 l& A- k7 A( f5 _
26-608 Globes and Spark Arresters
9 U/ c; I: ^$ K+ l( j S6 rReceptacles
) o3 R* w- _+ ]& ^3 e26-700 General (Appendix B)
1 ]; G2 U, s0 \, n0 {* H26-702 Receptacles Exposed to the Weather
3 H4 H* r3 O5 A& Q$ Y: G' M# rReceptacles in Residential Occupancies
; W5 [0 V# Q" J% t2 ?4 ~- q! e26-710 General (Appendices B and G)
" u0 U6 b5 m( z+ P26-712 Receptacles in Dwelling Units (Appendices B and G)
) [- k& e! j" a) I26-714 Receptacles in Single Dwellings (Appendices B and G)
- A: g, @( b9 b% U" C- GBranch Circuits in Residential Occupancies6 _' l5 g0 n0 v- u
26-720 General/ r6 f% @3 o+ E
26-722 Branch Circuits in Dwelling Units4 I- s, u, i5 j& A" v1 z; @
26-724 Branch Circuits in Single Dwellings
$ V @$ @& D3 P8 `/ ?26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)" b1 \: z* j) c0 k) o6 F3 C6 j" |. M
N 26-720 (F)
0 Z6 I) m3 r& r3 NElectric Heating and Cooking Appliances
6 z/ _8 H9 p \* T3 D- Q+ g26-744 Supply connections for Appliances
; O5 B/ L% K7 t- G& o/ h. ]2 X* i26-750 Installation of Storage-Tank Water Heaters( U: K# b7 h7 l' T
26-752 Infrared Drying Lamps
' m) B) P( f* n& T- ^. I# t
" i' n3 H w$ O8 {9 S. fSection 28 Motors and Generators: f7 F/ v/ z& C+ d, s2 O: i4 D/ g
General
, D' L8 T S+ {; m7 u) \ d7 [/ ?28-010 Special Terminology
- m% I" M' V' kHermetic refrigerant motor compressor! A$ Q/ {: R6 s8 E( k& e8 W2 ^
Locked rotor current rating; _% ]5 Q6 K$ p
Service Factor$ f, n' U }; J Y6 S/ X5 y
Table 44; Table 45; Table-D2
8 t3 t+ m" z4 E$ _0 d+ rWiring Methods and Conductors+ i% H7 {7 S7 \0 `3 _$ L$ N4 ~/ r
28-102 Portable Motors
. {! i9 { L$ b5 ~+ I, L28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
4 K; Z. L3 o# c% r28-106 Conductors, Individual Motors
; o$ v. O* u# q) o( V$ c2 Z8 m28-108 Conductors, Two or More Motors" P) N n. s7 w
28-110 Feeder Conductors J8 D0 ?% g8 V3 W; q+ ^/ w
28-112 Secondary Conductors
" O d0 Y e D/ L. ]Overcurrent Protection
" \. p+ n1 v. i3 H; m28-200 Branch Circuit Overcurrent Protection
* w8 G8 Z9 e* P28-204 Feeder Overcurrent Protection
l8 [ l+ |8 U0 |/ v, k- c28-206 Grouping of Motors on a Single Branch Circuit+ R3 `- R1 y# E8 `0 ^+ C1 c4 \
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)& t. Y! J7 \6 h& h) `
Overload and Overheating Protection
2 h# i" L, J0 f# _/ u2 R, N" _2 I7 p28-302 Types of Overload Protection9 g g! w; Y* |
28-304 Number and Location of Overload Devices (Appendix B) Table 25
$ Z3 b# ^4 F1 y3 M Z28-306 Rating or Trip Selection of Overload Devices (Appendix B)) ]0 P" t8 `- A- W" s# m; @; Y; e
28-308 Overload Protection Not Required
. E& R! V0 z3 y2 d8 z/ K+ _Undervoltage Protection
- Y5 s# ^' y* i' j- o1 K- g28-400 Undervoltage Protection Required for Motors (Appendix B)' w3 J; b' ]8 _7 b9 f! V5 s! c% E" V
Control) Z9 A8 u" p2 u( X x
28-500 Control Required
2 j5 ]6 M& S, Y28-502 Control Location$ P" R' ~ ~4 f! Q n
28-504 Starters Having Different Starting and Running Position
& r" l, v+ O0 ^" k6 i# ~2 p28-506 Grounded Control Circuit
7 g) B! x8 q) \. }9 j" DDisconnecting Means$ v9 s+ J/ [; b/ n# y5 w
28-600 Disconnecting Means Required
$ ~7 V! z/ ^" o i! _8 q9 G# [& m) t28-602 Types and Ratings of disconnecting Means (Appendix B)2 N' ~3 F& G0 n4 O
28-604 Location of Disconnecting Means4 M2 N8 N& @& v+ }+ a
Hermetic Refrigerant Motor-Compressors
9 K3 a& x1 V+ m( r* H% [28-706 Conductor Ampacity
' B# [& Q1 b4 j c. u( [; X# q8 {28-708 Overcurrent Protection
/ q, j: Z X: t* S/ d9 q/ _28-714 Disconnecting Means, ]6 J- |2 f9 B2 D! r
Protection and Control of Generators+ x1 ^2 l* I3 m' N+ i
28-900 Disconnecting Means Required for Generators
# t6 H8 L0 s, y# y28-902 Protection of Constant-Voltage Generators/ }( C; e7 _) I8 u/ n5 J1 q0 \
28-904 Generator Not Driven by Electricity& M0 S6 ?& ?% K3 g
28-906 Balancer sets4 Z+ g+ T' ~- o* v7 J: d5 l. ?6 u
28-908 Three-Wire Direct-Current Generators1 Z3 L& F* q/ `! Q P
2 l3 ?* R# F8 K6 ]/ _) ^, S
Section 30 Installation of Lighting Equipment
; n" o: {: l# z; R30-002 Special Terminology (Appendix B). y& ]8 Z' e! W, C$ q, q
General$ q" @0 j3 K0 y
30-102 Voltage
4 G1 s! g+ F$ K8 b! M, b: v4 a) C/ ~30-104 Protection (Appendix B)7 J# {( v; @1 i+ V/ {8 a
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
5 ^8 a' |, E$ J% W1 W30-108 Polarization of Luminaires, F" W& o' @% Q2 U- D* N0 @
30-110 Bonding of Lighting Equipment
1 P7 Y, z8 i6 _. h; ]8 PLocation of Lighting Equipment
$ m9 V- d' g( D* o9 `+ L30-200 Near or Over Combustible Material
8 h% |5 j) }0 F' L30-202 In Show Windows# T. d$ G p6 z" R m! M% Q& v, ]2 K u
30-204 In Clothes Closets
8 U7 Z9 q6 M; i9 A" K- |1 ^; WInstallation of Lighting Equipment+ m( M: W: [, s6 j- d4 U3 X
30-302 Support
`# B) ?2 B+ m. c6 p6 {& u7 j30-304 Outlet Boxes to be Covered' l' K, o8 g! L2 W
30-308 Circuit Connections. G: Z% S8 I+ C, z/ D# C. g l
30-310 Luminaire as a Raceway) w5 ~) t. b' ]% y
30-314 Minimum Height of Low Luminaires0 F. m# e8 G- ~+ m0 Q
30-316 Luminaires Exposed to Flying Objects
1 }) D- D) y( O9 S% y$ ?30-320 Luminaires in Damp or Wet Locations
& B. ^, Y* d0 j" E' ^1 e! pN 30-318
& d' l4 K4 o5 |" \0 y+ lWiring of Lighting Equipment0 p; l. R) x" k/ M
30-400 Wiring of Luminaires
) o5 }9 _5 T! B30-402 Colour Coding9 D4 Y( f: g1 g! H
30-404 Conductor Insulation( G! A1 s5 @ y4 b: U0 o
30-406 Conductors on Movable Parts% n1 P) N; o w: y0 i
30-408 Wiring of Ceiling Outlet Boxes
. r* l: h) ~6 I" d) H! a7 ]30-410 Wiring of Show Window Luminaires. h) Y ]# G* e: O' }( r/ Z
30-412 Tap Connection Conductors9 M1 d* C; v0 V4 N6 U5 G \2 V8 r- H
Luminaires in buildings of Residential Occupancy/ S% x: R8 t8 w/ N1 h* s8 H
30-500 Lighting Equipment at Entrances (Appendix G)
. _7 B% h; k) Y2 } T* t1 N30-502 Luminaires in Dwelling Units (Appendix G)
# w6 T* O: f( \& ]6 s3 @30-504 Stairways (Appendix G)% c0 u1 i7 E: S7 n: M0 _
30-506 Basements (Appendix G)/ `4 X" |2 i0 t% B: C8 {
30-508 Storage Rooms (Appendix G)
/ _. A/ K7 T0 l2 Y* M& x% O30-510 Garages and Carports (Appendix G)! j5 o, q5 S1 p& q
Lampholders
$ n" a: ^1 P2 C9 O; L30-600 Lampholder rating with Incandescent Lamps
( x& [* Y! H/ kN CANCEL
- P: X% \4 F" y$ p, r30-602 Connections to Lampholders, k! M2 ]. ~6 Z( a; d3 I# T% U
N 30-600
; F/ a) Q( R7 N& u& k2 b30-604 Switched Lampholders Used on Unidentified Circuits% }% [+ p0 E2 B, u
N 30-6022 O8 z# z) X3 A, b# {1 R
30-606 Switched Lampholders with Pull-Type Mechanisms
- `' Z4 H% R9 W( L" DN 30-604. l6 J7 U; U% X& v2 n( J
30-610 Pendant Lampholders9 ?0 x, Q. y+ U5 U+ H, Q( x6 w. ?* q
N 30-608' i* O# h: y2 W3 `0 a" I+ n' _% T
Electric-Discharge Lighting Systems Operating at 1000V or Less
% {4 ?0 g% P) r1 e, G1 [/ K30-710 Control (Appendix B)4 p% h7 |9 y5 V( Y3 X
30-712 Branch Circuit Capacity
) h6 V; E8 N9 B2 J* x9 i g2 uElectric-Discharge Lighting Systems Operating at More Than 1000V# Y. Y4 }: f' x+ n
30-802 Voltages, Dwelling Units9 ^8 F$ E6 L' C; i: F
30-804 control (Appendix B)
$ }! P) m) _; W0 r1 {1 x8 }Recessed Luminaires (Appendix G)
- m( b$ V4 {# R7 K30-902 Spacings for Non-IC Type Luminaires8 F) L8 \# F$ Q* n) [$ @* H
30-910 Wiring of Recessed Luminaires (Appendix B)5 L9 }$ G3 Y! r& l$ j9 C) k" C
Exposed Wiring for Permanent Outdoor Lighting, n% H6 ?$ r. N2 {
30-1120 Branch Circuit Loading and Protection- s% u" m% j1 c* ?" d( ~
Extra-Low-Voltage Lighting Systems
1 G' V9 t$ W) q30-1202 Sources of Supply; [7 o) U" t1 S: m" F7 |1 E+ B
5 Z8 ]4 v% I+ @& P# t
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)- J' u3 P; O4 q# P g
Fire Alarm Systems, H# v" r# H$ |, O
32-100 Conductors0 U+ C; n) Q' T# }, U# O5 p$ ]
32-102 Wiring Method: ]! Y9 y, c: t f
32-104 Equipment Bonding+ Y3 Q3 q' L( L! e. t
32-106 Electrical Supervision/ I$ r# F {3 c: N8 L" x; P; k
32-108 Current Supply
: S7 J3 ]1 N: c( D- D: F3 O32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)" s. m! {& w+ B% W% L& u' e
Fire Pumps" t! ~! q& t) x5 }) _& |
32-208 Overcurrent Protection (Appendix B)
: `3 Q* {& |) X# @9 YN 32-2061 V3 n8 b( h% L+ N3 P* y7 r
32-210 Overload and Overheating Protection (Appendix B)( D6 V. z# F) z) n+ [- n9 L5 ]/ p
32-212 Ground Fault Circuit Interrupter (Appendix B)0 t; t1 i3 p) a: Q2 _7 o5 b
% s) P0 A* c4 \, HSection 36 High-Voltage Installations
5 z! v6 q- W" l& hGeneral
7 S4 o, ^5 T6 P+ o9 w3 i* m36-000 Scope (Appendix B)4 Y5 Y) l; y- `, G. T* }
36-006 Warning Notices/ o+ C# F' B+ Q7 A _# K$ V
Wiring Methods- G- m$ S; a" ` z' \1 J
36-102 Radii of Bends
6 R4 e! s/ Y" z1 q- S4 w" k! X! G36-104 Shielding of thermoset insulated conductors( M+ n% N4 f3 N1 A% v0 |
36-108 Spacing of Exposed Conductors (1) table 30, table 31, J$ T# M" c1 y& b
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
1 @ w; q; t) X. v: \9 B4 g- gControl and Protective Equipment
. D. h8 O4 |% a) c' t8 V' B36-214 Disconnecting Means
5 w* n& x3 t! y. a4 V Grounding and Bonding6 T3 R8 L# K$ m! ?$ J7 c# Y: Y
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
# W7 b" w5 U' P/ \, G36-302 Station Ground Electrode (Appendix B)
, q0 v7 Z9 U* ?! K36-304 Station Ground Resistance (Appendix B)
& d- [# h4 }5 g/ t7 ?2 Z36-308 Connections to the Station Ground Electrode (Appendix B)% [, d# v7 X! c
36-310 Gang-Operated Switch Handle Grounds3 S' V% [1 X: {8 k5 E
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations& A* G# ?# Y. u6 n8 M" B3 z
& F% Q: U# E. s9 r9 Q
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment8 U$ I8 F% s4 i( \; c
38-002 Special Terminology (Appendix B)
" k$ {! r3 r' B! }6 o- ]3 V38-003 Voltage Limitations (Appendix B), ?6 N6 }9 |' m, |. U+ y5 P( {8 {
38-004 Live Parts Enclosed$ R+ T9 g0 o; {- o
38-005 Working Clearances
, {: f) a; H; I' l; u2 T9 c$ T38-011 Insulation and Types of Conductors
, \$ b3 ^7 k# ~+ }# s38-012 Minimum Size of Conductors% n: J, `9 Y6 O5 |/ B9 ~9 m
! M/ ^6 d+ g1 Z aSection 40 Electric Cranes and Hoists
3 P' o+ t# E$ D# v40-008 Disconnecting Means( U" J9 P) g V9 x7 X, ^4 Z, L$ G
40-010 Main Contact Conductors) t) A: v+ T a# I
& a5 l3 l# ~& B% g1 I6 U
Section 42 Electric Welders
, q# \$ h4 ]9 Z- z, \Transformer Arc Welders% _3 w2 k* L" ]2 X$ t9 K5 g
42-006 Supply Conductors+ m0 Z% A6 @ d! ]( q
( n+ d4 D5 O( K4 y2 {$ o# MSection 44: Theatre Installations
% Y- i) Y* _" D; \: t- O& {/ oGeneral! p/ y/ ^! P+ p* R+ r1 z' X
44-104 Number of Conductors in Raceways/ @9 e' x3 b6 X+ G# L! E
44-106 Aisle Lights in Moving Picture Theatres
7 O! @3 d- u. O0 tFixed Stage Switchboards
4 e7 X, _3 F2 m# \2 J. D& i) R* i44-210 Overcurrent Protection5 d0 K+ S* G) f. H$ N6 t, B0 K0 j
Fixed Stage Equipment
, V# R o' H6 R4 t9 Z! R44-324 Receptacles in Gallery Pockets* S( m: X- \8 ~5 V1 G
44-326 Receptacles and Plugs8 B( h( A% [' ^- O
; z5 J# b" ?, J! |$ U6 V
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
+ j1 v. _! j7 n, Y$ D5 S1 PGeneral
4 x: q* E3 R8 s- D7 R: M& y46-102 Instructions9 A' w9 U6 R; o7 B$ x+ m
46-108 Method of Wiring (Appendices B and G)
9 t+ Y1 e! n0 U! p0 u4 B* LEmergency Systems3 P, |* F1 r1 R! r% m: L
46-202 Supply (Appendix G)
+ h. c7 H0 ?. }& w* J3 c46-204 Control
! A- r8 C) e9 p$ r. J$ {+ s46-206 Overcurrent Protection
, s+ o# Q: @3 R( ?- { w46-210 Remote Lamps6 {+ D6 q5 ] {5 v& v8 g' j
Unit Equipment- P3 H' e+ n2 B- ~5 W% s3 N
46-304 Supply Connections5 V8 _# d; V+ r: Y) ^/ P1 Z
46-306 Remote Lamps (Appendix B)! \" M8 J. |; N2 B ]* e
Exit Signs
" Z3 ?+ E. J2 f% E# r46-400 Exit Signs (Appendix B and G)( O0 g; T8 J7 T; C! W' V1 L. Q
" k& x) l' s8 `7 MSection 54 Community Antenna Distribution and Radio and Television Installations1 I* C; {% Y) z/ y
54-000 Scope/ r# U Q8 S, b9 K) M; ^ R
54-004 Community Antenna Distribution (Appendix B)
+ i6 X. q+ y8 S4 a) J, yCommunity Antenna distribution
8 b4 N( J4 F; k" J54-100 Conductors
" O9 ~& V) ~0 Z" s0 M+ P7 ?54-102 Voltage and Current Limitations (Appendix B)
$ I" ?- W5 l9 N# Q1 Q. iProtection9 u! z1 R) M2 }; ^6 }% n) m: B
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)- e; r) B e5 r" n5 o
Grounding1 x# U0 F+ Z0 ~3 f% S2 N `2 Y
54-300 Grounding Conductor
4 e0 D( g! e% J& C9 d. H" ]2 V% PConductors Within Buildings
" |! k+ F8 J5 a# G4 J% [54-400 Separation from Other Conductors
. e: ]. g' l! m/ T ?Equipment- v8 _9 L( r7 C$ \- O: z J$ W
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
9 z$ I# S( {1 y. L" f54-502 Exposed Equipment and Terminations" d" d) N% t. _8 { @1 l
" ~7 F/ n. O8 f
Section 56 Optical Fiber Cables
- m% `& ~ m7 }) S y- ?, RGeneral% x0 x' W- C6 T* W$ T) n9 [
56-100 Special Terminology
7 Q0 n0 @! a2 Z* `5 j6 Q- E56-102 Types
. v1 F |* Q( n% ?2 _: p; A) AInstallation Methods
. W" C8 X2 S4 u! \4 ~) k56-200 Nonconductive Optical Fiber Cables (Appendix B)
% d; q+ y8 l, u: x$ F5 t: o; d, M56-202 Conductive Optical Fiber Cables (Appendix B)4 R! W4 A# o# p) d" J% |
56-204 Hybrid Cables
; J8 X- b' M, |7 C1 p: ?56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)! r3 k! J P2 N. e1 z
& r0 e! B3 T: s7 n* M# iSection 60 Electrical Communication Systems9 \9 L3 r# Q" H2 T6 f
General
) `9 B$ ^' y. H2 ]60-100 Special Terminology
6 P( \4 J8 m5 lProtection* c# `, e5 G I
60-202 Primary Protector Requirements. ?7 w3 ]% t+ u
Inside Conductors4 V/ d2 @7 ?% |
60-308 Separation from Other Conductors* ]6 e( [7 I- A/ H* u
Equipment
0 B- Z( b4 X$ F& H/ S4 W) \. V7 u$ w60-404 Exposed Equipment and Terminations
; @8 T* V' J! b& ]2 H' k$ U( M% L. OUnderground Circuits- z8 T% {/ I6 U% |- G. s
60-600 Direct Buried Systems
. n) M; r. f' _7 E: p' o7 ~* _0 p6 q
Section 62 Fixed Electric Space and Surface Heating Systems
# C8 ~: R. r* s. ~General
8 c& z6 n6 O" q; h, Q; k. e62-102 Special Terminology2 j$ m) u5 |" U" j" {2 o0 [ F5 ]
62-108 Branch Circuits; v& ~' G( H) b; X( q6 [
62-110 Installation of Fixtures5 I( r) I- h1 G. c. U5 e+ T( n
62-114 Overcurrent Protection and Grouping (Appendix B) (5)
; M1 J, ]+ @% y62-116 Demand Factors for Service Conductors and Feeders (2)
2 u& j. Y* L, o4 ^# n$ u5 \+ ~62-118 Temperature Control Devices* O! z4 [% U9 G s9 t
62-122 Installation of Series Heating Cable Sets (4)(7)
/ R; z$ Z5 @; h% T% s9 X+ FElectric Space Heating Systems
! L& w1 |: D! R4 N7 p62-202 Temperature Control
( N' V5 o0 a# W' c) z( ~% J62-206 Proximity of Other Wiring (Appendix B)
# a6 U7 b' l- ~) X62-214 Installation of Heating Panels and Heating Panel Sets) `' }0 f: l+ g
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings3 d5 @5 Y7 A6 p3 |
62-226 Installation of Under-Floor Covering Heating Panel Sets0 y- |! h4 ~- N) `
Electric Surface Heating Systems. N1 _/ `8 ^/ Z
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
" S2 p" d* [. N( ]& L
% I3 h7 |% H& H/ zSection 68 Pools, Tubs, and Spas9 O( d; ^( Y0 }' d8 }: ?
General: ?4 d7 x: O, K" j8 C
68-050 Special Terminology6 b9 z4 O8 t" j4 O
68-056 Underground Wiring - Table 618 X" F$ T2 c0 \% X3 x; r
68-058 Bonding to Ground (Appendix B)
$ `$ D) @4 p* h68-060 Junction and Deck Boxes (Appendix B)7 M% U S2 L# I3 s" o# }
68-064 Receptacles3 E4 s; G, w# z0 n' N
68-066 Luminaires and Lighting Equipment
$ F' {8 u) N8 {0 L68-068 Ground Fault Circuit Interrupters (Appendix B)% j0 ?0 N; j0 @0 N7 S8 n- D6 m
+ d1 Y! t- y7 D& R7 H! C
Section 70 — Electrical requirements for factory-built relocatable structures and
4 b* ^' h# D. O( _9 |3 Rnon-relocatable structures
2 V8 `% d( t& I9 G70-130 Tests (see Appendix B)
4 j0 ], ?6 } h) a
$ Y5 P- R2 _7 P. W9 Q2 L2 f6 sSection 76 Temporary Wiring (Appendix G)7 k( C4 X. ~& i) I
76-004 Grounding
7 Z n1 R( b) W. S! f' K76-008 Service Entrance Equipment
3 V# G. I8 \& b! t" \0 mN 76-006
) g' X u! n- V1 Y76-014 Branch Circuits
1 }3 r5 `5 Y/ O8 uN 76-012
. k' [$ E( u$ O) p! Y( z# q* A. X9 }4 K1 X& o
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
8 s6 w) n' t) H0 |1 ?/ |& lMarinas and Yacht Clubs# S1 h+ `. [5 L7 f& [9 k3 V
78-052 Receptacles
. E |1 W6 {6 v$ j78-056 Feeders and Services
3 Z ], ^6 O/ p. s! q4 M% `5 aMarine Wharves, Structures, and Fishing Harbours
2 E1 J# J/ y3 p3 L* p3 [2 A78-106 Grounding and Bonding$ m# x! r3 S" c3 e) j
Tables+ c& {' V2 U8 Y& _9 p6 ?1 H
1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,659 i$ t3 g; f* y& w" t
$ h1 ]. T; r) J! |" p0 e+ ]- ^
Diagrams: 1, 2, 7, {# W! L2 T5 i7 z7 E1 ]2 p: _7 Z" A
9 n3 V+ l& M/ Y, t: b/ T8 s0 q
Appendix B2 G- m! |! D5 s: n2 ^4 c0 X
P352: Ground fault circuit interrupter- 6mA2 [5 L" L# e% m
P354: 2-126 FT1, FT4& i9 c$ \0 n5 K/ H
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)" }2 g# i8 H+ ]$ c& A- J* M" ^
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
" }$ P% j, o9 P8 EP370: 12-1012, 1118, 1214 Example:8 m8 Q" A8 I4 J2 S L
P371: 12-1108
( C, F- k& A" F fP381: 18-108(1)(b), 18-158(1)(b)
9 B+ d6 r( _8 N0 C7 _. h V/ {7 CP386: 24-206
+ w7 x7 V. ]+ x& f N+ nP389: 26-2563 O1 Y& _1 j6 H% L# P
P391-P393: Section 28, Example to determine Motor Conductors and Protection
1 z; E# H- [8 u
% F r; Z0 y# O/ SAppendix D$ x1 A+ I' J& I6 E
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