 鲜花( 0)  鸡蛋( 0)
|
Canadian Electrical Code Review Guide
& X- O9 j& Y/ l# @2 o5 ^7 zFor the Exam of Electrician For Red Seal License
0 C5 A6 U {! w0 F, {! d: z. n, m, r! U9 p7 S
Lesson One) k( J- j4 a- ^; n' S
Section 0 DEFINITIONS" T* `$ l0 r. v
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
/ x- r5 x2 S6 P9 fAccessible as applied to wiring methods
" M( Y& A( q3 G% |Alive or live
+ j4 M# q8 M* a% f5 KAluminum-sheathed cable
O! {. y5 s" B6 JAmpacity* }1 s: C4 x& f- i9 E- D. l
Authorized person
: h1 ^5 h; p. O( T/ LAuxiliary gutter
: X8 {) p) _" \8 B l4 L* sAWG
8 a: W; x' }3 W0 r# K% tBonding/ k" M* g; y' M s
Cable tray }% ^6 m7 D" v, @1 R9 k, g& Q
Cellular floor
# e: a: Q% k% L v9 Y, I h6 SBranch circuit; G, d8 i Q2 d/ R8 Q
Bus
6 C; |( Z& n) { b% _; H: a9 U/ X, Q0 X( \Busway
" g" S9 k- S1 z7 W$ ^* HCommunication circuit
" s7 I2 Z0 n* A+ HExtra-low-voltage power circuit
" D3 n6 P* T) `8 v. v" x; _- e% GLow-energy power circuit
' \" f6 h4 n' HMulti-wire branch circuit' w$ V/ p1 P, ^4 N, u4 ]
Remote control circuit
7 N% N. `8 ?# x; k; aSignal circuit$ r( J5 e* p P+ [' M
Circuit breaker# x4 ~1 t9 }- | g% h, _' T
Instantaneous-trip circuit breaker# b5 s3 x- G+ H; s. H+ M8 b4 ]" x
Conductor G; b& o* C! l9 @/ W: G4 R
Conduit
+ S& A w6 H( G f Flexible metal conduit
+ s8 V7 I$ O7 }; ? Liquid-tight flexible conduit- B3 o. o( t# r) y$ E
Rigid conduit
0 S6 ]0 g7 i3 p9 t$ V8 E/ e Rigid metal conduit
+ P0 A. l4 r. c Rigid nonmetallic conduit; F1 i% q2 v% X3 \/ x! H+ Z+ _; t' b
Rigid PVC conduit
1 v/ a0 o) K! X3 j3 ?Connector
( ~3 l+ ^2 ]* U2 L Box connector
9 n( p0 A4 A: w/ U( { Wire connector' \/ z" Z7 B' X8 t4 ^' j
Controller4 T. S3 f) D3 G( v: q6 z! y9 W
Disconnecting means( z! S1 _0 K7 x% u) i# P) o$ Q: }
Dust-tight+ m/ Q. K3 `( [# C% w+ R* T
Dwelling unit* d1 [5 u) b3 F. q c* {2 f
Electrical contractor6 _" j' D; N0 [7 A0 _5 g& i3 U
Electrical metallic tubing
- c5 H% a3 ~3 H8 j6 Y1 H9 nElectrical nonmetallic tubing
+ B8 X/ l: x- u/ \Emergency lighting) `+ \+ t0 O3 L( g8 B# P- {
Explosion-proof
- l5 y: o5 J4 _* d% JExtra-low-voltage power circuit
# l; L! a2 K, GFeeder
# B' B! W( Q* }' C' @Flexible metal conduit/ `% W! |0 `# s# r! N/ m2 ?9 o
Ground
! Y$ n1 B' \/ d* L! o0 t% DGround fault circuit interrupter+ w% X3 g+ {4 n @' z
Grounded7 P) u# v U7 k) ^
Grounding1 [$ r2 x) F. x0 t- d. R$ G3 b( e
Grounding conductor
9 d4 `4 i- F d5 P# G& pGrounding electrode
& Y5 O$ q |& R1 AGuarded
$ S7 V, M6 u6 m2 x( THoistway
, N9 c3 k! ^; W' B7 _3 B! i4 J! OIdentified# h' n, \5 `: _6 S1 ]2 \+ @
Lampholder8 O% W0 i. p& j+ C* p. O0 d
Low-voltage protection8 |7 H+ ~4 r/ ?. l
Low-voltage release
! }- y. w. s/ tNeutral* k2 L( z: u. p/ w- q8 W* c8 R
Noncombustible construction( Q& y! Y7 E0 f5 R' s! ?5 A0 x. H3 w
Outlet
3 T2 r z* T* I! }5 V! W# SOutline lighting
0 Z3 i% L" y9 `Over current device
8 @" Z0 Z: z. X7 w* H* \* V# e# VOverload device$ [9 Q1 m+ o2 |" v2 r" C
Panel board; x% `/ w, D1 U& S) `3 U
Panelboard, enclosed
9 z8 [2 z: A" Q8 r% uPermanently connected equipment4 d: ^ o3 k, n
Permit
. @+ K, S: W" C6 U, f% E6 qPlenum
! c, g$ U1 R& n* D g% |Portable as applied to electrical equipment- O* l, @1 o: p
Portable ground fault circuit interrupter
, T% L9 U7 l$ u$ @Power supply cord. D. @- t) a4 P3 J k6 a# y4 ]
Raceway0 q( {3 `" `" v x' e" g
Receptacle4 b9 _! _' `1 M4 h9 Q+ z
Duplex receptacle& W. C: g7 a( y1 q+ w0 E) \5 _, ~
Single receptacle: T% r. ? u; z' _* P
Split receptacle
) p6 F" Q9 m$ rService, consumer‘s
( J: O% D7 o2 P _ X4 `Service, supply
6 F/ H+ l) u% D' q _- s8 YService box
$ e+ J) C, ?& f: E0 A1 r* z7 v" MService room7 h; L7 X2 _0 Z a
Single-dwelling; z3 G! E0 V; O% K" y- f$ u+ Y
Slow-burning as applied to conductor insulation
# H; T& g4 t7 A [! USplitter' J4 t! T! J2 c, o$ U
Starter
& y" w' b4 x5 N, [# [* CSwitch7 y! P7 x5 t2 C
General-use switch
- u" k- Y$ O0 O% @/ G( N Indicating switch* p* @# |/ {6 d$ x
Isolating switch4 N) K! M& m; ~# r7 O& n
Motor-circuit switch5 q5 O1 G! ]! u* t) r+ a4 y
System' s1 H9 T' z0 Q" a
Communication system, l- z0 s: b- v& w9 }* Q% G) g
Community antenna distribution system(CATV)
5 O+ O0 u. d( v B9 o# X8 H5 Z. O Grounding system8 Q& N* V0 l! N- h, {
Underfloor raceway
0 g: V7 i. v+ E0 D, V3 y7 TVoltage:1 }3 ]# T* ?5 [; q! a+ q" r. B: b+ V
Extra-low voltage
# ?; {5 v5 Q* b; P5 ~0 } High voltage
) E9 |) ?4 V0 \+ _ Low voltage. a- q- X7 V( Y: J( \1 s. B
Voltage of a circuit7 M+ z1 l# Z* `9 a8 F% d
Voltage-to-ground
1 l+ Q% i4 e5 Y5 D. FWireway) c6 i/ M4 d# e7 \8 P" k
+ \' F1 y& @/ [, R
Section 2 GENERAL RULES
& j+ U3 Q6 C: \$ p4 n# r+ [Administrative7 y+ v% u5 t" q8 @$ l: ~
2-018 Reconnection# a; J) v5 b$ E# ~7 R3 u) y
2-030 Deviation or Postponement" o9 z# {1 g! d
Technical General
E( O' T$ R/ m2 @: r$ A2-106 Circuit Voltage-to-Ground – Dwelling units X3 |+ X( \ o: P4 D$ n
2-114 Soldering Fluxes. X' V) J4 u2 n4 ~: U5 D6 ]: s1 O
2-116 AWG Sizes of conductors9 t) J" G0 A3 I$ v7 S
2-124 Fire spread (see Appendices B and G)/ T l* K& K1 f' w
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
d2 H/ L4 ]* t JProtection of Persons and Property
4 g1 P3 s% m# _9 F1 `( p" w" N6 |# A2-202 Guarding of Bare Live Parts
: P( y! B' D- {* F2 H. UMaintenance and Operation& L/ B% ]/ ~0 h# N& \) ]( Q, I- e
2-304 Disconnection4 e9 ]9 L" e7 N! m2 j. W; R
2-306 Maintenance of Live Equipment
* @$ O: B8 T @- r1 q0 UN 2-306 Shock and flash protection (see Appendix B)
# k' G' m% C$ Y; ?8 B5 S2 P2-308 Working Space About Electrical Equipment: Table-56% P, I* C2 K7 c/ F
2-310 Entrance to, and Exit from, Working Space
) f- S- z0 P' Q# \% r: x2-320 Drainage
5 D) ?6 q1 e+ q% x. M2-322 Electrical Equipment near combustible Gas Meters and other Devices* t& e. T" ?* w% E
Enclosures! y5 Z7 ?( b' ? \! U. r
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) ( g: O( v" R: {" z6 s- Q
2-404 Marking of Motors: DP, WP, TE' t; S; q; R8 z! e( W5 o+ m" X
/ K5 T: Q* u- | ~* Z/ p9 M. xSection 4 Conductors
3 S% ^. B* Y7 m3 o; j7 {4-000 Scope) d/ s% \$ M( W/ a! z
4-002 Size of Conductors: 14#, 12#! ~: d1 {" g4 J
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 365 T7 _! r- R4 g& _9 E7 y4 j" e
4-006 Insulated Conductors: Table 19
) I+ J5 p* r3 }4-010 Uses of Flexible Cord: Table 11! j* p% ]9 \# p" g
4-012 Sizes of Flexible Cord
% W0 s5 i3 q5 h/ k6 E8 E e7 v) u2 Q4-014 Ampacity of Flexible Cords: Table 12* ^5 b7 a0 e+ V' N. p
4-018 Equipment Wire
2 Y' p( I! _: v1 w: @# I, i4-020 Insulation of Neutral Conductors
0 a M" h3 T8 X: z$ V" E4-022 Size of Neutral conductor/ M) l5 A0 x2 H0 N8 |
4-024 Common Neutral Conductor* w- ?) L; T- I6 r9 ~* y
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
& a3 T9 G$ y9 t- m1 ?5 y4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum6 S( ~' t& A$ H: e4 V
4-032 Identification of Type MI Neutral Conductors5 M* s0 O0 j) {- ?1 j) ?1 a1 W4 G" d
4-034 Use of Identified Conductors ?! ~ S7 z- {/ w6 T7 ^
4-036 Colour of Conductors: Phase A, B, C, …) @) S7 ] f0 e, ]( N
. t3 x! e8 b# [3 [- A2 }6 s
Section 6 Services and Service Equipment
7 ~* y4 w( g) m3 [- v" U% a0 \! QGeneral
/ {: d& D# C1 `& D+ P: A. ^9 m6-102 Number of Supply Services Permitted
- j* Q* N! j" X9 M( b6-104 Number of Consumer’s Services Permitted in or on a Building! Q; B& s( K* v- u
6-108 Supply Service from an Electric Railway System
' w: E# D/ A0 d) O4 T' {9 r# F9 t0 Z6-110 Three-wire Consumer’s Services
. N+ K' W' C% w3 W$ c" J6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors& z* w- x ]& o' e
6-114 Methods of terminating conductors at consumer’s service
: j: W4 {: I6 L$ k6-116 Consumer’s Service Head Location
: R" F: D8 `5 h; f& i$ O. gControl and Protective Equipment
( ^) @7 S- U' V3 D: O/ w2 v6-200 Service Equipment
# o; B% S, \4 {: I6 P R6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)( W( B! {/ |4 ~# m
6-208 Consumer’s Service Conductors Location
0 t- D# J* m) A# Y$ |% Q6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
4 i8 ?+ ?% ?' E! Y0 b7 @: l( D6-212 Wiring Space in Enclosures
, ]. ?5 x! w1 |6-214 Marking of Service Boxes
: K/ ?7 [( p* n& GWiring Methods8 P" y" y9 G) x% K0 U
6-300 Underground Consumer’s Services
/ S: n$ [& t* u! t) s u2 ?' g# X6-302 Overhead Consumer’s Service Conductors" X+ v D. L+ J! o, W2 B
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable& n' a- l; n$ T
6-306 Consumer’s Service Raceways3 H6 l% A; r! E5 b1 I
6-308 Use of Bare Neutral in Consumer’s Service1 u* _# p& A( c0 Q1 ^5 ~
6-310 Use of Joints in Consumer’s Service Neutral Conductors
- Y& e9 D: t6 r+ E6-312 Condensation in Consumer’s Service Raceway) x7 u0 c% _, P6 X A
Metering Equipment
( {6 d: q: U1 o2 C6-400 Metering Equipment' y- b: u8 a4 W5 G
6-402 Method of Installing Meter Loops
/ r! p* m: V3 f7 f6 |6-404 Enclosures for Instrument Transformers$ T' N5 \6 t2 f4 m% ^( x
6-408 Location of Meters: k# c' @5 e. @
7 [: v b6 q+ V/ bSection 8 Circuit Loading and Demand Factors7 M( G; _1 |7 C7 F; V
General
5 y3 ~: y4 S2 v8 ~9 U1 v& Q8-100 Current Calculations
+ \* G* K% P. {( N# C8-102 Voltage Drop ( see Appendix D)! S, T% _. d1 A- O* e
8-104 Maximum Circuit Loading
9 D" E3 A9 B. n5 r. \+ v8 M8-108 Number of Branch Circuit Positions+ `5 s+ R# x N7 Q& H. |
8-110 Determination of Areas1 W( M$ o8 S A) E: ?" S) B
Services and Feeders
- s% z! e6 T( @; x2 X6 n+ h8-200 Single Dwellings (see Appendix B)
) L+ T/ G% A1 _8-202 Apartment and Similar Buildings* C! p- D: a3 I$ k* E. i
8-204 Schools- G& N1 m# R- m" T0 `
8-206 Hospitals
1 l% m3 P M3 P" v8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
4 v b2 X: W4 g& c7 B% n; u. G8-210 Other Types of Occupancy (Table 14)
3 S& O+ W7 A/ n; C, X8-212 Special Lighting Circuits; T$ F. Z; `3 z- w
Branch Circuits
1 B3 Y6 p; L' ?$ ?6 \) o _8-300 Branch Circuits Supplying Electric Ranges* V& s+ R4 |4 g3 n! ]- u& x3 b
8-302 Connected Loads) r, O/ d) _0 f4 d1 \4 j& X
# W! M: q/ o1 e1 h7 A8 Z9 e( g0 D) A
Section 10 Grounding and Bonding: _) |, K! F% |0 W' Y
Scope and Object) z/ m$ J5 d+ |! K2 I6 N6 K
10-002 Object4 y" E7 h& `6 n" [/ s
System and Circuit Grounding
. I: s( M, G5 n9 a+ k: u10-102 Two-Wire Direct-Current Systems
4 j/ Z! Q" }: c& e10-104 Three-Wire Direct-Current Systems6 @3 `. d0 N3 `+ a' q
10-106 Alternating-Current Systems) ]6 y: Q) |! r/ i5 _9 [3 G. @
10-110 Electric Crane Circuits' c1 Y4 A, T# k
10-114 Circuits of Less Than 50 V; F* f7 c7 j, `( W' U% X$ o7 T
10-116 Instrument Transformer Circuits3 M8 C" Y' G$ q" l( y% Y0 |4 f% u
Grounding Connections for Systems and Circuits4 E8 e! x1 S% r3 _, I3 A: E
10-200 Current Over Grounding and Bonding Conductors
2 D8 D$ P; q) m& d$ ^3 J10-204 Grounding Connections for Alternating-Current Systems$ y! | E6 W7 i _" ?( X5 S% N" R* w
10-206 Grounding Connections for Isolated Systems
* M' q" T3 k2 z10-210 Conductor to be Grounded, {& y: C, P$ b$ m) v" ^
Conductor Enclosure Bonding
9 a; x( C) a( z% w1 Z+ o8 o/ }10-302 Other Conductor Enclosures! s* r* L- @& |( I) N/ f
N 10-304$ u* j' I, ?& h) ^
Equipment Bonding
- a# @3 T( V1 d7 \" D9 M* |4 q10-400 Fixed Equipment, General" j3 |) l$ F' x$ x( Y) f0 l
10-402 Fixed Equipment, Specific (3), (4)
6 K% i0 M4 R* F10-404 In Nonmetallic Wiring Systems/ @, o# r9 A2 L5 }4 O
10-406 Non-electrical Equipment
" Q: ^) i, h& v6 y0 v; m5 t10-408 Portable Equipment (4)(b)
' I8 q2 R! J4 G10-410 Instrument Transformer Cases
9 x4 J N$ l7 M" b$ v3 y10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less0 S! \# G! o! |- E2 Q
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V. ?* [1 o& k; a6 ~; |
Methods of Grounding8 e& T7 V& _5 q6 o3 \+ n
10-500 Effective grounding (see Appendix B)
5 U \* A q. b2 s/ I. O0 ~10-502 Common grounding conductors- q3 k' _" |6 R$ U/ o( s
10-504 Common grounding electrodes1 ]9 x' H5 T3 V6 q( |
Bonding Methods
+ g. c$ X* f# |% U) m10-600 Clean Surfaces! H4 P8 ]* Q% I2 a3 w9 i6 b7 A
10-604 Bonding at Service Equipment
) F! {5 D# Z1 e10-606 Means of Assuring Continuity at Service Equipment
' D9 K! T$ O+ e7 Y, b10-610 Bonding at Other Than Service Equipment
; e% i6 g7 S3 \2 `10-612 Loosely Jointed Metal Raceways
5 e- B2 R4 N( r' n10-614 Bonding Jumpers Table 413 Z9 x2 x& r2 v" Q8 E
Grounding Electrodes5 `" ?2 H' p! v; M' e2 b
10-700 Grounding Electrodes' u( b9 l# w) N- }2 _- W. N
10-702 Artificial Grounding Electrodes* m- o3 a n/ _4 r
N 10-700 & 10-7029 A3 p2 N9 W; w" X# v0 c, F
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)* L% [+ m# \2 ^2 x( c" n
N 10-7025 `, i" I* G: [" h5 `; J
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding3 K$ g* v6 K0 P! |
N 10-702: R( h- K- L; Y
10-710 Use of Lightning Rods (Appendices B and G)
, Q0 M" Q* r' s* a- {N 10-706! z$ o7 e% `4 f
Grounding and Bonding Conductors8 k6 Q4 R) q+ t8 x3 ]3 R
10-800 Continuity of Grounding and Bonding Conductors" ], `0 i3 Q5 a& ~% a' M
10-802 Material for System Grounding Conductors
! x2 U' |1 @" X2 t% }, Q10-804 Material for Bonding Conductors
4 ?4 [! E0 [7 \& _$ c$ g+ e$ ~10-806 Installation of System Grounding Conductors
) M1 q: G$ w5 K2 [0 K& {! J& Q" G4 z4 S10-808 Installation of Equipment Bonding Conductors9 U$ I; d. _# |
10-810 Grounding Conductor Size for DC Circuits
0 h' H) Q: S- ?7 e10-812 Grounding Conductor Size for AC Systems (see Appendix B), s& B+ d% Y4 J6 F. ?
10-814 Bonding Conductor Size (Appendix B), ?: N$ {. S$ R7 `
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment+ v0 F# j1 q5 q
10-818 Bonding Conductor for Outline Lighting& x0 [- x# g: n) Y. j: |
10-820 Bonding Conductor Size for Instrument Transformers
* d- |/ S: M2 ?6 WGrounding and Bonding Conductor Connections
% y. u& D D- q2 L10-902 Grounding Conduct Connection to Water Pipe Electrodes
6 ^# r4 G3 a: [3 z7 Y. h. l6 C+ `6 O10-906 Bonding conductor connection to circuits and equipment4 k. v, b; J2 E ]" y5 \* n x4 F
10-908 Grounding Conductor Connection to Electrodes
% b* d8 q$ f, g; z% VLightning Arresters. }1 M" c. ~, [) E( K1 s+ N- g$ F
10-1000 Lightning Arresters on Secondary Services – 750V or Less
; E/ Q F! H; ]$ f& i
- y; B' e- l/ I0 r, Y( R( F( mSection 12 – Wiring Methods- }, Q: p& c2 M5 w3 W+ {- C7 N
Scope2 H* N# ~! h, \- J9 s4 ~
12-000 Scope (Appendix B)
: U0 W6 @: Y: N0 b* U3 H9 w" RGeneral Requirement
; M: I$ L' r* J, z# z7 \12-010 Wiring in Ducts and Plenum Chambers8 _% K7 ], X2 {3 i$ ]1 L% \
12-012 Underground Installations (Appendix B)
: l4 t2 R9 V3 {/ |. G$ K' b8 ?12-016 Lightning Rod Conductors
' V+ L$ F/ H9 ~+ z; {- b) u; hConductors - General2 D, F8 s4 f! ~) C
12-100 Types of Conductors (Appendix B) Table 19) O7 z! Q7 H) _) ]
12-102 Thermoplastic-Insulated Conductors7 J2 P; ]* l/ D7 ~* \! o8 U, X
12-104 Flame Tested Coverings
: y" Y- m. A# q! {: L! w0 `12-106 Multi- and Single- Conductor Cables1 A+ T5 J. N& Z; p/ o
12-108 Conductors in Parallel (Appendix B)
0 S) e0 B' i0 y5 M0 K5 c12-112 Conductor Joints and Splices
! v9 P! i# ?- r/ U12-114 Ends of insulated conductors
4 h* e& G# a/ U R* y, D4 z$ A# _12-116 Termination of Conductors (Appendix B)6 ` d& g; m x% j1 @
12-118 Termination and Splicing of Aluminum Conductors
! T: w q2 n' j0 c+ z12-120 Supporting of Conductors - Table 21
5 I- K3 }8 A8 IOpen Wiring: o4 v, _! p7 c! p' c* {
12-204 Spacing of Conductors& X' k. P& b. ^4 m0 `. h
12-206 Conductor Supports
5 `: }. a" c. B12-208 Conductors on Flat Surfaces# j; Z+ ]5 u7 X& b
12-212 Protection from Mechanical Injury+ x! I, G1 @7 a/ [' h$ \
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
6 ~1 C( q* @* y) g5 c* s12-308 Minimum Size of Overhead Conductors
# B2 g& a! ^) W! f4 r6 ? P12-318 Use of Neutral Supported Cables& V) [3 k9 c1 m4 ]; |' ~) V/ o
Nonmetallic Sheathed Cable
) m* ~0 d: n4 z+ F" V12-502 Maximum Voltage, `2 _ l( a3 W, U9 n6 L. P# w
12-510 Running of cable between Boxes and Fittings (Appendix G)
' t% z5 v, F6 e( e, _12-514 Protection on joists and rafters$ J2 |6 u1 N2 B" g/ t: \, L
12-516 Protection for Cable in Concealed Installations (Appendix G)
4 W) f. y: ^" N) u0 U' u; B; k12-522 Where Outlet Boxes Are Not Required
' c& r: t- h" l) m% r6 ]Armoured Cable
$ E. F, Y G0 u5 p2 p4 u12-602 Use (Appendix B)
3 @ n, n8 U+ U- ], K5 \$ u9 _12-604 Protection for Armoured Cables in Lanes
8 u9 D1 W5 U: u12-606 Use of Thermoplastic Covered Armoured Cable
+ n4 x+ s) g+ G7 ?12-608 Continuity of Armoured Cable
$ l. D9 i6 K u3 m9 I. ?' r12-610 Terminating Armoured Cable! {7 {+ a/ }; \& {
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems5 }3 \+ |' o* ?* {
12-614 Radii of Bends in Armoured Cables
# l3 r6 S# `) B7 P" E0 h! `0 p/ y12-616 Concealed Armoured Cable Installation
* O1 e% P( N% p+ Z12-618 Running of Cable between Boxes, Etc: q5 ?7 G- m/ Y9 O8 Z c
Mineral-Insulated and Aluminum-Sheathed Cable( D$ r$ a: ^% j" S" d# u
12-702 Use
6 B4 O- ?' v g* e8 W/ v8 i# P+ U. i12-704 Use When Embedded
6 a& \, H2 @5 g: S- ]12-706 Method of Supporting
! h: N5 l! E' O& I' v) i12-708 Direct Earth Burial% k1 a3 {$ G' {
12-710 Mechanical Protection
" R/ L& u- E' Q, ]0 p0 G12-712 Radii of Bends q' A* T- |2 c. h; e9 T
12-714 Termination of Mineral-Insulated Cable (Appendix B)
/ a3 d8 C( N) s* Z" A3 r12-716 Connection to Other Forms of Wiring
+ U& K# g5 v' LFlat Conductor Cable Type FCC. |) ~0 S/ h2 F# _; {4 U: N
12-804 Use Permitted5 o9 v- X0 S" F
12-806 Use Prohibited
+ ?2 k3 c8 Z6 R% ~5 i12-818 Anchoring( d/ q8 Y+ y# }# a! J* ^6 B
12-820 Crossings# a2 W9 e; o! c0 H
Raceways - General5 N' G1 y5 H# @+ Y3 b& d; G
12-904 Conductors in Raceways
6 {4 H- h9 [) E l1 p& d* {12-906 Protection of Conductors at Ends of Raceways% Y% ]3 l* O. [& \' f7 p* O" Z
12-908 Inserting Conductors in Raceways
& _/ y' U# [( v12-910 Joints or Splices Within Raceways
. F: V0 A. [3 e12-912 Stranding of Conductors0 C# M4 F, P+ G$ E( @+ \
12-914 Electrical Continuity of Raceways& U' S& f6 b; {
12-922 Radii of Bends in Raceways
5 }+ A& \1 @& H* O/ O4 fN 12-922 Radii of Bends in Raceways Table 75 i3 o7 E! n! i5 t9 j
12-932 Protection for Raceways in Lanes+ O; Z3 D7 H3 r5 T8 K
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
+ Z- }& l. n6 Q( ^; `12-938 Capping of Unused Raceways
6 H( v8 L) h5 w3 `12-940 Maximum Number of Bends in Raceways7 G0 B3 t# p" F, D: G
Rigid and Flexible Metal Conduit
: Z7 w7 `% z" Q4 Y) X3 w! m12-1002 Use
: {3 F! a, x3 l. |12-1004 Minimum Size of Conduits, x' T" ?4 J* C9 k* p( Y. n: ?
12-1006 Conduit Threads (Appendix B); t7 ~& i/ I/ v( J
12-1008 Thread Engagement- B! P* \- l" ?+ w+ {# U+ g* g
12-1010 Maximum Spacing of Conduit Supports
; s) o! I* o9 f7 M3 O: p9 f( z12-1012 Expansion and Contraction of Conduits (Appendix B)0 \ v6 {# g' e$ U. h
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 n, z6 `; X4 }& |2 t" e( _
Rigid PVC Conduit and Rigid HFT Conduit$ u- H N+ m( f4 ^
12-1100 Use9 L. `; f8 I& J4 v
12-1102 Restrictions on Use, l& C4 z J4 r
12-1104 Temperature Limitations (Appendix B)
2 O' D# N; \. X; y12-1108 Field Bends (Appendix B), (2). [8 p( F( e4 d- ~9 @; ~
12-1110 Support of Luminaires
. {! o7 x9 i6 q12-1112 Fittings( p+ y7 E" u4 Q, _
12-1114 Maximum Spacing of Conduit Supports: C8 Z9 h% ~5 r4 N
12-1116 Support of Equipment& [) W# i3 P# O: A
12-1118 Expansion Joints (Appendix B example)4 n" t2 ~/ ?1 b* Y( Y
Rigid RTRC Conduit5 U0 n A D$ g( G, L" H5 G
12-1210 Temperature Limitations7 o# m8 H4 T' q: ~9 \ `
12-1214 Expansion Joints (Appendix B)
) V0 Z, t5 O0 Y6 ^7 G" r, P9 GLiquid-Tight Flexible Conduit
# u! f3 |3 Z9 {( x {12-1302 Use of Liquid-Tight Flexible Conduit1 R0 t" l& a: |. |) Z' Z; _% l
12-1304 Maximum Number of Conductors
4 `3 f1 n# y x: R12-1306 Provisions for Bonding9 p3 M. j% A. e& e- H' y
Electrical Metallic Tubing
[3 E% Q' a% @& X$ o& o+ K12-1402 Use0 d, p* ~$ @- ?, ?5 t: C' F
12-1404 Supports4 y! g8 e; {0 o- Z8 X
12-1406 Minimum Tubing Size
) i" i& F' Y m% k, P& }0 F12-1408 Maximum Number of Conductors
7 n' K+ L2 M. T12-1410 Connections and Couplings
& q0 W# Y5 D& D Q/ X+ q% t0 t1 i12-1412 Radii of Bends in Tubing3 u- F8 X9 ^ ^2 q
N Table 76 ?/ e% f8 I7 `2 D* t) R$ D0 ~
Electrical Nonmetallic Tubing
* c$ S$ v8 n% s5 i7 H d A12-1516 Provision for Bonding Continuity2 B9 E+ Q. ?* {; x" G" O7 g
N 12-1514
9 q1 w7 t3 v" Q/ V4 b; W, oSurface Raceways+ p) V# }5 ?. o6 H9 Z7 l
12-1602 Use of Surface Raceway (Appendix B) s; x! Y3 r" E. u3 |
12-1604 Temperature Limitations, `& ^/ y" z& m, @# k d) S" J( ^
12-1606 Conductors in Surface Raceways (Appendix B)
/ J" T5 p: |" _, G2 n) P3 c9 |! O: x12-1608 Maximum Voltage
7 ~! l# r p# ^5 a12-1610 Joints and splices
4 B, H- D" y* qUnderfloor Raceways4 y: ?* i) W9 [, ]; F3 V
12-1712 Discontinued Outlets in Underfloor Raceways
: O, U7 e" W! z4 TCellular Floors" Q5 c9 ~$ `9 B8 Z) t
12-1804 Maximum Conductor Size in Cellular Floor
6 E- m$ e5 ^* p' {! h* f) c12-1820 Cellular floor discontinued outlets! i2 ?/ s% X# E0 j( f; M% Y- z
Auxiliary Gutters9 _3 L! t. F, B) A/ @) e
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces1 i4 N9 R0 |$ y z6 w. A/ l( K
12-1902 Auxiliary Gutter Supports! X- k8 U1 F! W' N4 @. Z* z- i
12-1904 Auxiliary Gutter Cross-Sectional Area
& ~# }& c& w4 W* eBusways and Splitters$ V% a2 w; Q f& ]+ ~
12-2004 AC Circuits in Busways and Splitters
0 i: J! }. _; U$ q12-2006 Busway and Splitter Supports5 [, F" Z( s0 I# ^# g0 b
12-2008 Method of Installation of Busways8 I9 a4 J1 F& D& ^, R) Q0 e
12-2012 Reduction in Size of Busways
8 E& ]7 u( N* I# A Z; k12-2014 Length of Busways Used as Branch Circuits5 I: d; j+ G' M4 z' {# ]
12-2018 Taps in Splitters" I3 a2 M0 o6 i
Wireways4 g" n; [* I/ s( f: s
12-2104 Conductors in Wireways* m: s# D6 C1 H. S0 r" z
12-2106 Taps and Splices in Wireways
8 ^( {& R1 x+ H( s4 }6 m Cable Trays
. ?4 C) k" n1 b12-2200 Method of Installation (Appendix B) K1 f' d0 v5 c
12-2204 Joints and Splices Within Cable Trays
. M7 b. H v3 W9 f" Y- J& q7 E12-2208 Provisions for Bonding
7 x7 s8 u4 z h# m/ b5 X12-2210 Ampacities of Conductors in Cable Trays! z8 I. N' g R) ~& ^" x
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
; `0 R- K. X. P- `* X0 n- l, A12-3000 Maximum Number of Outlets Per Circuit
4 C4 R5 b3 g* o0 \2 L# v, X1 @N 8-304! ?4 T: C/ \2 R$ q1 {+ ?( {) j
12-3002 Outlet Boxes (Appendix B)
8 i4 b3 d% L2 O( F4 W- qN 12-3000
) |; U: z4 X) o, r) |8 a: a' j5 r" m( M12-3004 Outlet Box Covers$ m( [$ |& B" B4 h) A
N 12-3002
1 U" h( W0 l8 q4 |12-3010 Boxes in Concrete Construction
2 b! s6 ]9 r5 e# d, F3 |N 12-3008
5 R/ \" U. \" h: l5 J& a12-3012 Outlet Box Supports- T) b8 {1 K4 R% ^
N 12-3010
$ f1 g+ ~5 n4 [' L. O5 Z+ l12-3016 Accessibility of Junction Boxes
1 ?! }/ \4 G1 Y9 u3 P: ]N 12-3014" b. [( V7 W7 K, \0 f" y. S
12-3018 Flush Boxes, cabinets, and Fittings$ g5 x/ y* ~0 `* r: x2 c# [" y
N 12-3016% V7 G- P* }. [9 b7 m# w5 w, `
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
; ~( V |$ z# @% l# y' zN 12-3022
& V5 r1 k* d/ ?8 w! W12-3036 Maximum Number of conductors in a Box - Table 23
4 Y& d' `0 L- B7 A$ G1 S- {N 12-3034, Y2 O4 V: V- z, f3 l, ^
12-3038 Pull Box or Junction box Sizes
; `& a, }: b: i2 x- N2 lN 12-3036
2 _* B- k$ n) R/ C3 B: Y3 [. d: r, t. g
Section 14 Protection and Control
* R8 e) @" N y+ o" K1 h* L3 AGeneral Requirement
/ ~3 h4 b& ^+ e+ c3 X+ B* n14-010 Protective and Control Devices Required4 C: k) W& p5 {+ Q
14-016 Connection of Devices/ X8 l0 ?7 m' X* T& A
Protective Devices – General
. c$ n3 w8 Q5 S4 f" R) h 14-100 Overcurrent Devices Required% x" }! n9 n& L7 ~( _# ^
14-102 Ground Fault Protection (Appendix B)6 L5 h7 k. C5 f- R& C! B: Y
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
" O- \% y( E( F; b2 W14-112 Overcurrent Devices in Parallel
! ~7 P9 s1 Q, X, H! r- xFuses
; T: T9 X+ ^& a9 A8 I; s& M* M0 S14-200 Time-Delay and Low-Melting Point Fuses
2 ?& e0 f. w3 h; Y, s) m7 c14-202 Use of Plug Fuses5 s; X. E$ V: f5 X
14-208 Rating of Fuses
7 v4 x) I2 h! z7 S6 O( ^14-212 Use of Fuses (Appendix B)
K1 U/ f ?0 F- l( ZCircuit Breakers
2 O b1 q: i! C14-300 Circuit Breakers, General9 b& U9 q) t. ~* m" d
14-306 Tripping Elements for Circuit Breakers5 b7 w3 ~0 f( b
14-308 Battery Control Power for Circuit Breakers
6 N+ q, Q% L# S. H) }* g: UControl Devices - General
6 x1 X; x3 i7 L; ?3 F14-402 Disconnecting Means Required for Fused Circuits
/ v; w9 {- m6 U( P3 M7 m1 D$ XControl Devices - Switches
* N1 ] t+ E. e14-502 Mounting of knife Switches
8 R% b& Z# Y$ C14-504 Maximum Rating of Switches6 E, {7 s4 s' }1 K. A5 ~& n! `0 U( `; ~
14-508 Rating of General-Use AC/DC Switches (Appendix B)0 L/ \; t# D$ D, h Q6 x
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)+ {6 q' G- o- c3 Q
Solid State Devices# Q+ b6 r: `0 P! B# C
14-700 Restriction of Use
) {2 g3 w2 v7 Y14-702 Disconnecting Means Required
% f: c1 Q! R: e' k1 k7 q0 K0 U- f& ^! I' D# }9 i' m! n2 H
Section 16 Class 1 and Class 2 Circuits
, p6 R3 f6 h7 tGeneral) a9 s7 N5 y% u& G. l
16-004 Class 1 Extra-Low-Voltage Power Circuits- {7 S- h. y& m$ L1 l
16-006 Class 2 Low-Energy Power Circuits
, M' a$ w5 D$ A9 A16-012 Circuits in Communication Cables
" o4 R U& v# S4 D! UClass 1 Circuits2 S# g. m) E; x9 ^( K' u
16-100 Limitation of Class 1 Circuits$ b4 G6 O2 L9 Q! m$ n
16-104 Overcurrent Protection of Class 1 Circuits
5 v) a+ H4 E e" n16-106 Location of Overcurrent Devices in Class 1 Circuits3 |3 x' {( R/ E( W3 q
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
, v6 n5 P' S* @, t Y+ u16-110 Conductor Material and Sizes
9 ?; e8 ~$ u5 j7 c% W9 @16-112 Insulated Conductors for Class 1 Wiring `+ b& Q. J4 K# Q" X5 M
Class 2 Circuits
' _- J) ]5 w, [+ ^) J16-200 Limitations of Class 2 Circuits (Appendix B)
0 A: p% X8 \+ U16-204 Marking
! J' F# d4 |0 W0 T16-206 Overcurrent Protection for Class 2 Circuits! I6 {/ C3 m* z0 h0 g( I6 S. x
16-210 Conductors for Class 2 Circuit Wiring (Appendix B) `3 j9 v8 c* M% u2 x) k% h3 {
ELC: extra-low-voltage cable8 a% n9 A: `7 |- k
16-212 Separation of Class 2 Circuit Conductors from Other Circuits$ ]* f0 E: i' g+ } f
+ \4 P0 U! A0 USection 18 Hazardous Locations l/ ~& s' Q O; S9 ^6 h
Scope and Introduction
/ Z" X, X: q% L8 G% U1 u& V18-004 Classification: c0 U6 u1 ?$ [8 ?$ \
18-006 Division of Class I Locations (Appendices B and J)
6 l7 m( q( s+ [. N9 i% B' C4 f0 C18-008 Division of Class II Locations (Appendix B)
: I, k& d- h6 l8 v5 p18-010 Division of Class III Locations (Appendix B)* i' Q$ m& ]9 [8 y8 N: l2 ^
General
. q' c1 a3 R: [: O9 Q; T5 e18-062 Metal-Covered Cable (Appendix B)
! y. ?( H0 k% X9 `2 W/ t! l: _Installations in Class 1, Zone 1 Location' g! Q, i S! w# B2 A# h1 d' s4 y" Y
18-108 Sealing, Class I, Zone I (Appendix B)
# c6 X8 J8 j \, N9 L6 s7 u- c: z& N( D- |/ `
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
! a6 \/ }8 z* B, a# `6 l4 k" PGasoline Dispensing and Service Stations$ S8 b, T" r$ a5 B
20-002 General8 g! l% Y, @' X7 \; N. I
20-004 Hazardous Area (Appendix B)5 {' K0 { x9 j8 `& \& p
Propane Dispensing, Container Filling, and Storage. v+ ^( M- {& d8 }1 i- ]: J& v8 j0 B) K
20-034 Hazardous Areas - Table 63
( L& c7 |/ A ^ Z- sCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities# I- F1 v% g7 w9 F7 P3 B
20-062 Hazardous Areas
# v2 j: ~& N. m- u* ]) lCommercial Garages – Repairs and Storage
, I: M- A1 H @0 Z8 @( Q20-100 Scope
8 d' d( E9 w( k20-102 Hazardous Areas (1)
% u. }7 v% Y* X- i! A
/ {0 e" [# h: ZSection 24 Patient Care Areas5 X! y3 A% `8 V1 f) h/ e2 z2 t
24-000 Scope (Appendix B)7 T6 R0 h! _+ H! u i
24-002 Special Terminology (Appendix B)- C, _5 Q9 _. o# ?, m
Patient care area: x1 C5 G0 b* B/ u7 l
Patient Care Areas
* _) _. j# k* k5 o9 o" A24-106 Receptacles in Basic Care Areas (Appendix B)
; {, E6 S* i% o' aIsolated Systems
. \# a y0 U$ m9 j" D24-204 Single-Phase Isolated Circuits (Appendix B)
& F4 ]( }( P/ F9 ^2 g+ @( j9 _" A24-206
" j" v' ?1 }' o A7 {) Y5 ~0 C
) `0 v" v2 c: [1 _" a* w% R2 PSection 26 Installation of Electrical Equipment
) u- N; U+ p# BGeneral
9 D* F5 v8 a# E# q$ ]) W; H26-004 Equipment Over Combustible Surfaces (Appendix B)2 A) @' I" B% ~! U( P
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
1 ^: ^1 B! ^( [& P" y Isolating Switches
* }' q, R- o/ }26-100 Location of Isolating Switches
% C% z/ H4 N! UCapacitors
# ?$ g. E8 G1 v% g7 H: D* C% p26-204 Guarding of Capacitors
. F, `- ]; J/ N26-206 Grounding of Capacitors' z! O$ j3 y; X; B$ W. `- {( g) x
26-208 Conductor Size for Capacitors
3 v5 I+ K: a3 d' h) G" h26-210 Overcurrent Protection (Appendix B); w' t- p P( R$ c
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits i. p7 a. ?& r8 V
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits1 ~* q+ Z- p: s3 h/ n
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
$ f6 F5 d6 g. K( ^# ~26-218 Special Provisions for Motor Circuit Capacitors
: v/ h7 o% P- M1 z- B4 u8 Q: m26-222 Drainage of Stored Charge of Capacitors
T( s7 ?* J+ cTransformers
) T/ {1 q+ T8 i% V5 h/ s26-240 Transformers, General
+ ~5 L: v }! e) f8 V, E7 L' X26-242 Outdoor Transformer Installations% g' }% x! Y" Z" m' [7 o2 {
26-244 Transformers, Mounted on Roofs (Appendix B)
, g/ V5 h! R7 \/ J26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
1 `0 k9 g- I; p/ @$ f0 m26-248 Dry-Core, Open-Ventilated Type Transformers7 {$ J9 A+ l, S8 D- O
26-250 Disconnecting Means for Transformers
9 @7 Z: w; {5 }) O* L26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
& W+ U2 g9 A: |1 |+ a# t26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers2 m/ K& @. K' ^8 \/ b
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)' E) Q4 e+ a5 x1 f: ~: s; x+ I
26-258 Conductor Size for Transformers* Z2 Q; Y! \* d# X4 i% P
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
: p! s6 ?8 O. D& c5 u) N1 g$ e4 v26-262 Marking of Transformers; q* b! @. U s: Z1 ~7 j* U
26-264 Auto-Transformers) ^, K/ h" a% J# w% o: `, A
Fences/ g+ n1 i( n8 ^! L- z+ J, ]
26-302 Clearance of Equipment - Table 334 x- k' M( Y' I0 r2 l+ `
Panelboards
9 A1 C3 y3 a7 o/ p26-400 Panelboards in Dwelling Units (Appendix B)5 b/ r8 w- j2 p4 M, D, ]
26-402 Location of Panelboards (Appendix G)
8 F* q! u7 Q0 c! vLightning Arresters. {, l- x% b6 S% |# N
26-508 Connection of Lightning Arresters
1 g, U" g Q5 d' }: s: _ pStorage Batteries
6 b! e5 y% h8 X$ Q" B6 Z( I26-542 Special Terminology' ?: O6 s8 @6 A- ^) }' W v: l
26-550 Battery Installation
- r! q2 a% v' @+ \26-552 Wiring to Batteries
. @( I# _" C5 ^% G& g( s( z: oArc Lamps
& p9 l# a0 M- ~: T. ?26-600 Location of Arc Lamps
`2 x8 q, H+ c0 a7 i# ]$ l0 g. F) O26-602 Conductors to Arc Lamps- t7 D4 g; p- p9 A( j+ z
26-608 Globes and Spark Arresters
: w- U q! q: x6 c& d! }Receptacles
9 Z0 c. i# L* G( F26-700 General (Appendix B)
4 c. C/ m( {7 N26-702 Receptacles Exposed to the Weather
+ O, J! u+ c, y$ Y' O9 M( b, PReceptacles in Residential Occupancies
1 f" Y3 U! G; `26-710 General (Appendices B and G)3 r' w' L1 U% v$ l
26-712 Receptacles in Dwelling Units (Appendices B and G)( B. q: X( x: h$ i2 S# ~1 U) Y& s
26-714 Receptacles in Single Dwellings (Appendices B and G)
& x, C" v0 v/ o, WBranch Circuits in Residential Occupancies% {1 Q2 j& q# [. O. W
26-720 General
& a6 X. p ^5 I- X8 b26-722 Branch Circuits in Dwelling Units
: y1 ~* R1 _0 C6 }; h- g26-724 Branch Circuits in Single Dwellings* q7 G/ J) f9 U5 u* k( V5 z, J* \
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
x {* Q3 v0 h7 x! ON 26-720 (F)& e/ ^. n6 x3 c- [, E, Z
Electric Heating and Cooking Appliances, N) _4 a7 z. V- Q# b
26-744 Supply connections for Appliances/ S9 O" |9 L- g* B& j Q
26-750 Installation of Storage-Tank Water Heaters& y4 e7 u: K c2 ~# t- L
26-752 Infrared Drying Lamps _% H8 l, n0 `5 i5 H9 \$ J$ \5 T
# U7 z$ J' F+ X6 n8 w K! r7 `
Section 28 Motors and Generators
1 V- G2 N! v4 P/ hGeneral1 K5 P& g7 H# [% [
28-010 Special Terminology# F: a7 ^' P* o8 }
Hermetic refrigerant motor compressor
; y9 C2 a; @" ]; ~: G# E% ~6 uLocked rotor current rating+ e6 k2 m3 ~" y0 u3 O/ @
Service Factor4 s; N0 u5 k: \& P& X$ a+ B
Table 44; Table 45; Table-D2% H5 Z6 r& `/ g3 {6 ] o
Wiring Methods and Conductors
O9 l% Z# ^& ~. n28-102 Portable Motors
% O5 |; u* y' ]0 h28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity* p, j2 j( q: V; s: k
28-106 Conductors, Individual Motors1 c: p% h$ Y2 K# c ]2 K y; s, r
28-108 Conductors, Two or More Motors
& z+ ]9 a: J5 V" T% T) B28-110 Feeder Conductors% O( v4 H! v) M
28-112 Secondary Conductors
3 S9 x) p* x" Y- W/ }1 kOvercurrent Protection
# V: @/ K0 ~- x$ }( \28-200 Branch Circuit Overcurrent Protection, \# Y) I5 h' l: @4 W! E0 j
28-204 Feeder Overcurrent Protection
4 q0 z* Y* w- ~7 c+ C" `9 j28-206 Grouping of Motors on a Single Branch Circuit2 L: [" v4 h. i% r" i
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
' s% P& W/ J) e& |2 A. |% vOverload and Overheating Protection: [8 {: Y C0 }6 r) b8 T
28-302 Types of Overload Protection4 I1 n1 D- h8 h- A# ~, {6 M2 Z j, ?$ d
28-304 Number and Location of Overload Devices (Appendix B) Table 25
) a: ~, E4 [. p' e3 U4 h: {28-306 Rating or Trip Selection of Overload Devices (Appendix B)8 m" N: q- a' B% Z$ u" Q, N
28-308 Overload Protection Not Required; ~* n0 A+ z0 C" L# O% P2 U- ]2 `) u
Undervoltage Protection
' G7 y' P6 B. |1 l+ `6 u1 q28-400 Undervoltage Protection Required for Motors (Appendix B)2 E3 x5 z! J4 @0 b9 A; ^
Control
) Q1 d' W" H" x* P* Y28-500 Control Required4 E5 F) A; x# ~* d9 o2 b7 S& A- Y; r
28-502 Control Location" m& ~, [5 r: Y$ P8 b0 f( `- Q
28-504 Starters Having Different Starting and Running Position) u/ c7 n/ v. K
28-506 Grounded Control Circuit
% J1 R- c) w0 `* ?8 a) vDisconnecting Means \4 E, F1 Z, c
28-600 Disconnecting Means Required
: q# a4 S( Y, ?28-602 Types and Ratings of disconnecting Means (Appendix B)) d' s; J* P/ i$ m) b Y
28-604 Location of Disconnecting Means0 q& K3 J _7 C
Hermetic Refrigerant Motor-Compressors
) K9 W& }9 c: j5 d28-706 Conductor Ampacity* H' x0 j! T* Q' y* l
28-708 Overcurrent Protection
1 ]1 S4 M: P4 U" V; V28-714 Disconnecting Means7 k6 u; F% ?7 _8 S5 M
Protection and Control of Generators
, |* r- |( v2 x/ w& n% ~ o28-900 Disconnecting Means Required for Generators
8 L2 R% W/ C3 r# S28-902 Protection of Constant-Voltage Generators2 x# W. D( V% D- {0 s n
28-904 Generator Not Driven by Electricity5 ?$ `& d' G; E; Y) J; t0 T
28-906 Balancer sets
3 X% Z }1 k' L+ I( E4 w28-908 Three-Wire Direct-Current Generators
" m" C0 @2 {% q% I8 d) c9 Z% V/ P' p% S. p" R
Section 30 Installation of Lighting Equipment" K \3 W% Z k( n$ }5 R4 ^- [
30-002 Special Terminology (Appendix B)
; S' {5 g, A, \3 V3 f7 [General
& y/ f3 Z+ l7 x- f: ?+ _30-102 Voltage
# a: y1 a6 G9 k7 J& q/ w* E4 `30-104 Protection (Appendix B)! C; z1 y% E$ L
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
7 i# J1 }. @ Y- n: I& d- `4 X30-108 Polarization of Luminaires
6 d3 J- d9 G3 Y# X6 q8 A& ~30-110 Bonding of Lighting Equipment
( g* B9 P5 _( pLocation of Lighting Equipment) G( f5 m2 a' L* O# B! h: W
30-200 Near or Over Combustible Material8 N1 D5 E' ^7 \7 V% I7 @" J' a$ Z
30-202 In Show Windows
6 v5 X6 q. y0 ]' L) k! W30-204 In Clothes Closets
$ U. A* G! I' A2 t1 A. P2 hInstallation of Lighting Equipment3 i' W" J/ ~0 F- G3 {
30-302 Support
! R' ^# J2 C; J J5 p30-304 Outlet Boxes to be Covered @8 q7 c, Q2 W( e3 M
30-308 Circuit Connections$ T! ]- X- v6 F& I# W0 a
30-310 Luminaire as a Raceway
* F6 Z/ P4 ]8 {% L4 E3 }30-314 Minimum Height of Low Luminaires) `& v1 K9 d5 w' M4 D
30-316 Luminaires Exposed to Flying Objects
& |- ]* `! Q. H/ J$ ?: Q1 _5 z, x30-320 Luminaires in Damp or Wet Locations4 j# ?5 l! C' t3 B
N 30-3186 ?) l" s6 U- K% w! f
Wiring of Lighting Equipment
# C. V5 P$ o+ \5 h6 @% d30-400 Wiring of Luminaires! P7 T' L5 A+ q5 n
30-402 Colour Coding& l) j( `+ d' m" n/ h
30-404 Conductor Insulation
3 A* w9 S2 B, `1 L- {" K30-406 Conductors on Movable Parts
! }2 K; P# o/ V+ h2 W, c30-408 Wiring of Ceiling Outlet Boxes& {1 y( s6 z" S$ G
30-410 Wiring of Show Window Luminaires) N9 W: {) \& S& `
30-412 Tap Connection Conductors7 ^- V7 F0 h: d# ?4 Q/ D, \
Luminaires in buildings of Residential Occupancy' f1 B( r- v3 x, a% ~3 t( f5 z- m
30-500 Lighting Equipment at Entrances (Appendix G)
9 ^/ I& o0 B5 t; m30-502 Luminaires in Dwelling Units (Appendix G)
' x, G6 t, b/ Q2 c, [9 v$ C30-504 Stairways (Appendix G)
$ R% x8 d3 V y30-506 Basements (Appendix G)
: z' U9 A6 t( ?4 F3 t; F5 _30-508 Storage Rooms (Appendix G)
5 r; a8 d3 l7 ]8 |( w3 q! ~30-510 Garages and Carports (Appendix G)- |! K6 |+ B: c0 P$ E: F% | f
Lampholders) |' }+ t2 D7 v& n; O
30-600 Lampholder rating with Incandescent Lamps
$ m9 ?% Q% w5 c. x {( DN CANCEL: A2 j& x: S7 k( z
30-602 Connections to Lampholders7 g5 u& ?3 g5 ^- ?, e; h
N 30-600
/ H$ j- w- c& N& t# g: |30-604 Switched Lampholders Used on Unidentified Circuits; A% P7 e$ j E3 |: T; [ @( i2 n
N 30-602
, m" h& R" H& a5 j30-606 Switched Lampholders with Pull-Type Mechanisms
! S2 _, X- p+ X/ ~2 HN 30-604. q% u6 m6 P$ K0 d& w7 s% t
30-610 Pendant Lampholders
8 ?, Z, {- p* m. H s* |% N' UN 30-608
+ R( ]0 P7 u% p/ K1 LElectric-Discharge Lighting Systems Operating at 1000V or Less
# g+ n* H5 W9 M+ J' y+ Q# ^3 g; V30-710 Control (Appendix B)4 @+ p0 h6 _. ~) s2 ?
30-712 Branch Circuit Capacity
; c8 H. s0 h" ~Electric-Discharge Lighting Systems Operating at More Than 1000V2 G% `# l+ o. O- N" i. b9 g
30-802 Voltages, Dwelling Units; z _2 O4 p! ]: i, b
30-804 control (Appendix B)
( \" \' |5 K+ F" w6 g, V& hRecessed Luminaires (Appendix G)
; `0 r3 p a+ R. u& |30-902 Spacings for Non-IC Type Luminaires a* o0 x: S! }# V8 T# L) C
30-910 Wiring of Recessed Luminaires (Appendix B)6 e1 k: z+ K+ r3 i$ M; Z. U
Exposed Wiring for Permanent Outdoor Lighting
( B% o5 x" ~( l& z30-1120 Branch Circuit Loading and Protection
5 Q E% k3 Z# I2 K& }9 P. j; aExtra-Low-Voltage Lighting Systems
$ a' i D. L1 Y0 V( Z# m: N: V30-1202 Sources of Supply9 P& K! V3 I: Z! H+ \
9 q. d% ^, Z T8 G: H7 j. H7 l# q
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)5 c {2 s5 }, c8 A, L- C
Fire Alarm Systems9 S5 c9 ^# ], X
32-100 Conductors
) \' X1 m* u' x, s1 s. B% ]32-102 Wiring Method
0 r% j) y# ^) ?4 f6 l) h+ \32-104 Equipment Bonding
3 n% y* e1 L* d \$ I) f$ ]32-106 Electrical Supervision8 v* e7 R2 D3 s8 w) [
32-108 Current Supply
- K Z7 g& t7 Q- L8 C. q32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)' l2 o* f) J3 k
Fire Pumps
. V, ]) S- H, @4 j: z32-208 Overcurrent Protection (Appendix B)' P" N4 R8 W! r
N 32-206 m Z" L# s, U
32-210 Overload and Overheating Protection (Appendix B)
0 r0 T+ t4 q$ _9 `32-212 Ground Fault Circuit Interrupter (Appendix B)
, y4 O G' q o8 `, L( x5 `7 |7 e. K( z
Section 36 High-Voltage Installations
0 z' n$ @8 M* H( \( SGeneral+ |* U# e9 e. M) v. |
36-000 Scope (Appendix B)
! }" h B2 ~/ E# W36-006 Warning Notices" Y' @+ y( w% ]8 {
Wiring Methods
( E; I* d+ d6 x6 ~2 n4 s36-102 Radii of Bends
! y0 ?* |$ E; v1 @& e36-104 Shielding of thermoset insulated conductors( F) v3 k! k3 B: {
36-108 Spacing of Exposed Conductors (1) table 30, table 31
" e3 u" |$ ]$ g+ x. d' P36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 347 K: t1 ?! O% W3 g3 v
Control and Protective Equipment
% _0 D2 m4 }+ e8 H36-214 Disconnecting Means
$ b" U0 l" I4 M7 X2 P$ F/ d% S. M Grounding and Bonding
$ r; y% u* n+ t/ c+ Z36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
8 Y+ i* Q9 r! v, |36-302 Station Ground Electrode (Appendix B)) m$ X" T9 w5 U7 f* `, u4 l8 w
36-304 Station Ground Resistance (Appendix B)
8 O' A6 `* Q. @36-308 Connections to the Station Ground Electrode (Appendix B)
) [- Q3 q8 N, g" v: N: H2 n# B. r36-310 Gang-Operated Switch Handle Grounds0 _9 q7 H1 L# P! q$ u
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations4 y' p: H1 t) j. X9 |5 T$ F8 G( \ h) i
! L/ p6 ?; i* M' B. |
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
" ^' b. S+ g: g" w% b38-002 Special Terminology (Appendix B)' s& R* i$ f1 T5 F. Q! F2 l
38-003 Voltage Limitations (Appendix B)
9 H+ Y2 x( H4 R& |9 _( h ?38-004 Live Parts Enclosed* ~( [6 f* V/ W% c3 l
38-005 Working Clearances
2 d( `% V" c1 U* n* q0 W: A: B1 R- B4 t38-011 Insulation and Types of Conductors- W, K: l1 { V1 ]8 Q5 F% Y+ R t! L
38-012 Minimum Size of Conductors
. i4 X6 }, E4 R; a" \
. O0 u+ T" {# \# s K3 u! }Section 40 Electric Cranes and Hoists
# [9 `5 `2 ]3 J" ]. X40-008 Disconnecting Means; r* ?& c K4 ?9 ~, e8 g0 \7 y
40-010 Main Contact Conductors
1 G m9 I( |: w- x2 E2 I. ?5 r9 k( s4 U# O% m) @. E
Section 42 Electric Welders! e; `9 P. a; l) n. b
Transformer Arc Welders/ v0 \7 _; C; X6 i7 g& {5 t8 L
42-006 Supply Conductors& n$ \! R: E: q7 g6 F1 W% z- O
R0 r' B. A6 L% H. U: Q+ M# s( iSection 44: Theatre Installations# d' j% U$ ^/ L
General
3 E+ P. A; I' I6 V9 F' c& y: ~44-104 Number of Conductors in Raceways
7 ?. Y9 j8 I6 t* |' `# f' P; ?44-106 Aisle Lights in Moving Picture Theatres
3 }8 C, O: a: C8 J+ f1 [Fixed Stage Switchboards4 Q3 i+ ^- L; }5 Y' V6 }
44-210 Overcurrent Protection
5 ]- t2 ~+ K, dFixed Stage Equipment' p9 [" `$ Y) `) t) x- a7 u
44-324 Receptacles in Gallery Pockets1 ?7 p/ \) V' [2 r" [
44-326 Receptacles and Plugs
% O- H" |/ _3 u7 c: M+ Y% d8 M! `: e8 Z# U$ I3 c
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
6 `# k# x: k5 N5 ^8 G3 y& n eGeneral
% J& C# L1 W; M" u B2 ]$ x3 h" x; c46-102 Instructions
[+ Z, J2 W5 C5 D0 l" W46-108 Method of Wiring (Appendices B and G)
3 l/ Q( t7 ]; a: JEmergency Systems+ J" m' _. m! p, b3 e( [
46-202 Supply (Appendix G)! d# J: c8 |$ g! m, k% D4 ^
46-204 Control
! T+ H6 O o8 F% X8 s46-206 Overcurrent Protection" G1 B# f/ d( L6 n6 _% h' ~' q
46-210 Remote Lamps
( q/ |+ G8 m5 J% t6 ^, x2 xUnit Equipment& | M% ?- O- o6 Q* q0 Q- u, }7 @" c; p
46-304 Supply Connections
# E1 C( s, V. m: h2 J/ }& E46-306 Remote Lamps (Appendix B)0 b" m% n5 O" }" h! a7 E% j* |
Exit Signs5 M: R- C9 @/ X f
46-400 Exit Signs (Appendix B and G)
% k2 d, \1 b3 `; z p5 s& B9 \. ^ l! G& \5 F) o/ j: O
Section 54 Community Antenna Distribution and Radio and Television Installations
3 i6 v8 A' V- V1 W7 z. C54-000 Scope
) ?% R/ A, t$ ~) K54-004 Community Antenna Distribution (Appendix B)9 i! W" h, y0 j7 k" J
Community Antenna distribution5 G* p' d* F( _ y! O
54-100 Conductors
, W) G; b2 ^- k" n9 b, Q. R54-102 Voltage and Current Limitations (Appendix B)( Y6 T7 R r, Y+ [- j2 c4 _7 L
Protection, C. x/ ~( N/ V6 t+ F: \7 u+ f
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)9 B8 ]) S, R, s6 Z A$ L
Grounding. c* q: _/ g& r, [
54-300 Grounding Conductor/ Y$ H K3 [. K& L6 c
Conductors Within Buildings9 Q9 s$ Y2 L1 I3 A
54-400 Separation from Other Conductors# z$ w5 Q$ t) h+ m% O
Equipment
0 Z; j; J' e5 p' k Z54-500 Community Antenna Distribution Amplifiers and Other Power Sources
U; Q- M& |; e54-502 Exposed Equipment and Terminations! ^2 p5 q* c3 V, ^
! G" m% b! e r) MSection 56 Optical Fiber Cables/ C9 q, t- X" j* y, z# ^
General
2 B* R( Q) Z; p( t+ T56-100 Special Terminology
+ g$ x$ L" ?% u, L" |2 L; X3 |56-102 Types
$ E* Q N; ^8 c) KInstallation Methods
/ E5 K% G: j5 d, `' ~56-200 Nonconductive Optical Fiber Cables (Appendix B)" J" }+ E1 Y& w
56-202 Conductive Optical Fiber Cables (Appendix B)
1 s# A' M$ T4 f- p/ J$ q! @$ B56-204 Hybrid Cables
) X: w9 Z- H( U: @5 m" E56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)" A/ h# h$ p2 E# X6 q1 F% [9 D0 ~" B
% y& e0 N( [& A; M Q' W/ L; B mSection 60 Electrical Communication Systems
3 E. X5 O# V' q! o# k1 VGeneral
, E) G% Z5 ~ `60-100 Special Terminology% R3 F: ?- u7 W+ V$ _" F
Protection
; h+ I* |1 F/ h7 W$ c60-202 Primary Protector Requirements
+ A Z) }3 W: ~2 ?' }* I9 E7 e8 D0 OInside Conductors
0 k! W8 s' {& R0 L) Q9 p. Y60-308 Separation from Other Conductors
) M9 Q- p% M4 `8 e% N- BEquipment
0 @8 L1 _9 W" _# }0 n60-404 Exposed Equipment and Terminations7 O0 q2 ]; h( ^% J8 K) B; o9 q. g3 c
Underground Circuits1 L% E0 d3 y9 D$ d1 p# l. N
60-600 Direct Buried Systems2 J. P% t `6 P% r
9 _3 X. D" e, VSection 62 Fixed Electric Space and Surface Heating Systems, R4 b0 a; l' z$ t/ D' @- M
General
3 f5 q5 L8 s( v8 v4 X9 v" g3 U y3 E62-102 Special Terminology6 ^$ W h" W1 H1 N- x9 I' l5 t* J( O
62-108 Branch Circuits1 K F! R9 u2 R* w/ E) s
62-110 Installation of Fixtures/ {5 k% c5 |5 k- }
62-114 Overcurrent Protection and Grouping (Appendix B) (5)
, m1 J" _: K: B/ [* f# q0 D62-116 Demand Factors for Service Conductors and Feeders (2)# f; y! o+ ~! x
62-118 Temperature Control Devices
, H+ y; A9 H0 s/ z62-122 Installation of Series Heating Cable Sets (4)(7)
6 V. W' w8 b, H- U sElectric Space Heating Systems7 }4 d+ g g' u) F e- Q4 Y/ z
62-202 Temperature Control
- t/ M* ?6 O2 @( z1 }: ]% f62-206 Proximity of Other Wiring (Appendix B)
( K" u( z0 A/ q; ~+ g6 O0 f62-214 Installation of Heating Panels and Heating Panel Sets' X/ c( k0 [( M, L! ]
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings( ?$ Q" d! T5 g# l, K
62-226 Installation of Under-Floor Covering Heating Panel Sets: a' L) C @0 Y2 [/ O9 _
Electric Surface Heating Systems
! Y- D/ ~* {' `+ w% ~6 B1 `62-306 Heating Cables and Heating Panels Installed Below the Heated Surface6 y" Z" ^( g( f; e, y. A
4 b& U! f$ u1 ]* B3 {
Section 68 Pools, Tubs, and Spas3 J& L7 r- ?) l: P9 m" C9 J
General; X5 R" L; b3 j4 ?6 P, y8 @9 j
68-050 Special Terminology, h$ J9 G, n" d9 M; d t) P
68-056 Underground Wiring - Table 61
- N; F$ ]. W. P/ ^: Z2 J1 n3 e& Z# P68-058 Bonding to Ground (Appendix B)* s' m9 ?$ ~9 F% L' T' Z
68-060 Junction and Deck Boxes (Appendix B)
2 |, F; W" P* v68-064 Receptacles! t! x) y I o; W/ Z+ j
68-066 Luminaires and Lighting Equipment, l0 D+ M! q- a8 z# c
68-068 Ground Fault Circuit Interrupters (Appendix B)8 i) U! ~, [, E9 k' i! H
1 r& O2 i8 ]; ?& m. cSection 70 — Electrical requirements for factory-built relocatable structures and
3 m9 ]# T+ o1 J& ~) `. z! unon-relocatable structures
, r( i! O' m7 K7 f) k: d) }6 {70-130 Tests (see Appendix B); `: E$ R2 Y8 o, o
& ~; _1 J ^, n; R. y# J
Section 76 Temporary Wiring (Appendix G)- |( K% F: B0 B4 u7 E2 L
76-004 Grounding" l+ K3 F+ ]( p$ r& w
76-008 Service Entrance Equipment3 Y( p! T- c0 k7 f
N 76-006
9 H& x0 Q9 v% }7 |76-014 Branch Circuits% v) W! ]$ u8 w) }, F) Y! @. B
N 76-012
+ l, i. k9 T1 b+ P. W& p# }- E1 i, e1 l
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours/ n0 O9 O m2 d2 s: T- N6 z
Marinas and Yacht Clubs" t" y' r4 N5 K& x! j
78-052 Receptacles
$ ~ h0 t ]. a; Y$ S! R9 w6 j# N78-056 Feeders and Services
4 l- F& A' Q( mMarine Wharves, Structures, and Fishing Harbours6 V% U+ m3 l1 o
78-106 Grounding and Bonding
2 d( V) T4 Y% v4 a/ k* rTables
% c8 z4 I7 g% ^9 f2 P, W1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,656 J8 D( [3 a6 r" n9 N4 D
# O1 ~, {! y3 V: [/ m, i$ l% a/ m
Diagrams: 1, 2, 7
! [% n, e( H" n% z# M- R1 F. v$ m2 B& P5 r8 w( T: X9 D7 e
Appendix B9 \) T' v3 @* C9 l3 {
P352: Ground fault circuit interrupter- 6mA' }" k7 o0 j4 o8 {
P354: 2-126 FT1, FT48 m( a% N. g x: T& Z/ D v+ X' L
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)8 M3 |% m0 Y/ J" K3 A9 S M+ x- E
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
- ?: j' p; C2 A1 m; c# `% nP370: 12-1012, 1118, 1214 Example:9 Y" i3 L4 @3 n2 j
P371: 12-1108
" Z1 k! ]. {" W3 }% AP381: 18-108(1)(b), 18-158(1)(b)
t9 H1 y5 B3 wP386: 24-206
* F9 x5 M3 [3 `* N0 M3 N/ @P389: 26-256
( Y2 k3 X6 b3 iP391-P393: Section 28, Example to determine Motor Conductors and Protection
+ u+ Y, n ^, d8 \' z/ H* p7 E& b, A9 @: @5 g4 N
Appendix D) A9 v% M, {3 u9 G5 s) r; A
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