 鲜花( 0)  鸡蛋( 0)
|
Canadian Electrical Code Review Guide
3 b1 @2 W$ T% H+ d& H; ~( Q# NFor the Exam of Electrician For Red Seal License
. H6 s) S' R' j7 Q4 ?+ i& r2 \8 b7 N
Lesson One+ V$ E/ W' R, {' f7 ]
Section 0 DEFINITIONS
N& t! {. c7 q; I' X* I0 v* M) e6 XThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:7 O$ O& |% w' R( d2 h$ O4 ~" e
Accessible as applied to wiring methods
# H+ C" v+ R8 p# u5 E6 {/ NAlive or live
9 U* n) S$ U* h* ^4 v2 lAluminum-sheathed cable
" n5 x/ F4 e; J- a+ GAmpacity, B5 A& V, T# @4 i2 m3 A$ g0 X
Authorized person
- g- j7 N# x P/ aAuxiliary gutter
3 \, g# C7 h& fAWG. e% B$ q, C" Z" f& b5 Q& x9 L
Bonding
/ n& s! e9 d7 V0 C2 f# \; yCable tray( V0 x- v7 M( ]5 m7 w0 O
Cellular floor, M+ b4 E D+ I4 M( o- W3 c5 b! @
Branch circuit
3 x# u6 ~$ L8 B* WBus) `4 [ N# j" b- D
Busway
9 y5 P( L3 u% |4 ]Communication circuit
9 a( q$ A$ O5 f, F) M& iExtra-low-voltage power circuit8 z8 H* ^/ D/ u; D
Low-energy power circuit9 f6 `0 z& y. @! W
Multi-wire branch circuit
. J5 p( f; ^; J% X) b: mRemote control circuit
/ D, a: Y! A7 o& H5 o# lSignal circuit
1 w( u' [0 r; {% k( I7 nCircuit breaker$ b3 M0 n* b+ w4 L! K2 q0 F
Instantaneous-trip circuit breaker
, Z- x& C4 s, I. b! V, AConductor
# j E7 O7 Q& R0 i4 D/ u( n. ?Conduit
: W4 B9 z- O9 j5 p6 o4 m" x: N Flexible metal conduit' N( Y" ]. A- J% t
Liquid-tight flexible conduit$ p L, \: V. g% p" d+ t3 H
Rigid conduit
6 b, Q& N7 \3 a4 {) w Rigid metal conduit. P! B3 u; q) t. X
Rigid nonmetallic conduit; N6 `4 U; z: \6 x: p
Rigid PVC conduit
( Y1 b! A+ J4 O% ]. x) ?: _4 AConnector5 S2 U. h( s. k/ [
Box connector
. J' p$ a- k3 q D% g X; p Wire connector
: }! |4 ^8 y" m }Controller; H1 Z1 T) L& u |9 L3 G
Disconnecting means. _- [, k2 p% p1 F6 Z
Dust-tight1 k/ t9 t5 l2 a/ o" X! A9 [7 V
Dwelling unit- ?: J$ H# d9 A* q b9 C4 `
Electrical contractor
" P2 ?. e+ k5 R9 V: a6 NElectrical metallic tubing
" i6 x* s V7 I$ g1 Z; z; x' [$ T' N& LElectrical nonmetallic tubing
/ K% a: d: b) ^, S# h4 s8 F, R9 o1 yEmergency lighting
t# @5 t1 l/ _8 E+ X, yExplosion-proof
. {7 W% h) c5 l; c5 p' H7 p# L3 iExtra-low-voltage power circuit( o% e0 W% ~9 u$ Y. q
Feeder9 D4 p4 C" E5 o4 ~7 t% A8 d
Flexible metal conduit
, Q- r. L! ~6 ~0 A4 p/ Y8 DGround
5 R. O7 V" F$ p) K9 R& HGround fault circuit interrupter1 `6 ?) p6 p8 h. u
Grounded
- \5 `; H! N3 }+ OGrounding
! F, b% h I3 R; p/ ~Grounding conductor9 g7 j! L9 `8 W* y
Grounding electrode& F4 p8 |' S2 L6 A$ r+ }8 |
Guarded; O$ E9 P, u% J+ ^7 |* J% w" r
Hoistway% c. w r1 F: t; s
Identified
) A2 G; R& a! Y6 \( \5 {% kLampholder
0 j7 t9 [. |, a% g( ZLow-voltage protection
" O8 C9 q; }/ M; D4 I9 NLow-voltage release
0 l4 X/ @% O# e0 PNeutral! @4 m* G* I; ]4 ]2 ^
Noncombustible construction
8 a* ?7 _6 C% j* _1 qOutlet
9 r+ V& g/ \$ L3 I2 ^Outline lighting
+ w; ^0 w, N. fOver current device
# Y9 d- f, Y! OOverload device9 A4 ?+ F; w/ z2 y
Panel board
; x& d0 B% q/ B0 |Panelboard, enclosed8 ]+ f6 C* X1 v0 H' Q( F
Permanently connected equipment8 O9 g0 @5 Q+ c, V1 s* N: T
Permit
$ ?" K* m. k7 M' ?/ E' W4 A, |! UPlenum; v8 M3 t0 E) O0 J! i3 y5 ~
Portable as applied to electrical equipment8 R! b: J) R6 E% v) y- r5 r
Portable ground fault circuit interrupter- u; Z+ Z% h; I0 Y, F
Power supply cord! Q8 P$ M: e/ _- g3 B
Raceway; R3 t/ Q& K" t2 h3 ]2 h$ g
Receptacle- q) M3 i& _" q' q) v: E1 [! q. Z
Duplex receptacle( W( x k. I2 m
Single receptacle; P) E" \; b) I( Z8 V
Split receptacle y8 ?/ x! i% m$ H3 m
Service, consumer‘s4 ^ U Y5 F1 H! y# H/ Y4 N
Service, supply
( Q& _9 y# c: x4 OService box
+ P( @5 o0 D, C; ~" S& j. a/ cService room) Y+ A5 U3 p7 ^- D" p* T
Single-dwelling+ K/ |, ^& n8 T* P2 t
Slow-burning as applied to conductor insulation
; H* M6 h/ F7 i: m' ASplitter0 F5 F8 i) `$ D. q
Starter4 G8 \2 G9 D) V m0 s
Switch
$ j4 m1 @& C$ Z7 G4 Q General-use switch4 e. t) r- w% {" w# M. K5 h4 a
Indicating switch
3 T2 @. { u+ [& [6 Z" Q; H9 f Isolating switch
% v A8 F" C7 g2 F- {' E2 h Motor-circuit switch
$ r* D* g* X9 }% U/ N0 ^. m. y8 rSystem# K% B6 Q; d. R$ l( Q( p
Communication system4 j9 p! i) {& o% G/ Q8 {0 \- h* m
Community antenna distribution system(CATV)& B" u' J b1 F, V# l
Grounding system; d. I' Z/ Z, z: ^7 \$ q
Underfloor raceway+ s$ q, X+ o2 }7 k2 q! `& M4 g
Voltage:
# E3 o% I" }; n. K* E) n Extra-low voltage
7 L3 |, l: T4 ^( A& v# O High voltage
4 Q9 k! i' X& e3 g Low voltage
) ~! H y0 z$ I; k; S, J% bVoltage of a circuit
- V( y, o. V* z' r2 I5 m9 kVoltage-to-ground" f$ }" g# R/ U' p. I
Wireway
% C* O: C9 z. P4 e
5 ~8 e2 J% h4 q' V0 j4 Q; zSection 2 GENERAL RULES1 B2 w0 O+ B: U5 w
Administrative G9 a, t8 ^1 v h* l3 z5 S
2-018 Reconnection
( E3 D5 K5 S8 P% ?. `( L0 q: W2-030 Deviation or Postponement% V0 _- |5 |) \) `) \
Technical General- |' [: w/ i5 r+ {) w, A
2-106 Circuit Voltage-to-Ground – Dwelling units
7 i7 W: O8 ^. c2-114 Soldering Fluxes
$ ^! W m- d( i2-116 AWG Sizes of conductors
2 Q! d$ X4 F6 R& i1 m2-124 Fire spread (see Appendices B and G)8 C: h& m: N& \: X8 w. e+ R, ]5 d: d
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
1 J3 S: H ]; |. Q: }) SProtection of Persons and Property; l3 P: m+ ?1 F( T1 j! i
2-202 Guarding of Bare Live Parts" ^+ t" f) D$ k) \6 O) z
Maintenance and Operation
, n) b+ J' w! }8 ]1 A) G2-304 Disconnection6 G; v7 t- U0 w! _1 C
2-306 Maintenance of Live Equipment
% ~% `' R, P ^N 2-306 Shock and flash protection (see Appendix B)2 z. P0 \/ i$ ^1 m. r
2-308 Working Space About Electrical Equipment: Table-56
5 k) }& z7 T! T5 {2-310 Entrance to, and Exit from, Working Space2 A7 ?- ~- @- Y4 r8 u8 _& A
2-320 Drainage
- O# a* i6 @4 C1 i& r2-322 Electrical Equipment near combustible Gas Meters and other Devices7 a' `+ h d; ]" E3 W
Enclosures( P+ V( e& o- J* n+ V& P z( _( X
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
0 o6 g$ J; p7 v2 H+ k& O2-404 Marking of Motors: DP, WP, TE3 M" E' |; j2 A" j6 F+ V' N; T
; p, g( q9 m3 }: oSection 4 Conductors9 U6 m, N4 ?/ p+ W
4-000 Scope1 r6 H6 w6 u5 t Z$ h& J L
4-002 Size of Conductors: 14#, 12#
- j2 ^9 T) F6 a/ h( r# V" g4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36+ R' V4 g) y/ L; h
4-006 Insulated Conductors: Table 19" K. @2 e" Z& T% d3 w I6 x4 Z/ b
4-010 Uses of Flexible Cord: Table 110 M) Z" L) s9 v. e. \9 u7 i* B
4-012 Sizes of Flexible Cord
, Z0 c* n3 x0 Q3 K& E$ J4-014 Ampacity of Flexible Cords: Table 12
& l( U1 P' l v9 {! g9 A4-018 Equipment Wire `& x8 @2 q/ t4 b+ h i
4-020 Insulation of Neutral Conductors
3 v% s& @( C) y# E! T4-022 Size of Neutral conductor4 U b( z+ v9 w# F+ c; ?
4-024 Common Neutral Conductor
; P! m" z# v2 ^. w1 K* E0 `' h4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
% p) c) j q3 P# b4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
3 s8 C4 `; J- o% |7 k4-032 Identification of Type MI Neutral Conductors8 }$ y& }0 O, I/ M' ~! b3 _
4-034 Use of Identified Conductors
9 p. y' d$ s7 f# F# S4-036 Colour of Conductors: Phase A, B, C, …
, L* x2 ?/ W) _' m+ k6 I; M u( A, A9 Z$ F: {( K- m }
Section 6 Services and Service Equipment; W- p" H" q7 P/ i( S
General0 L# i5 u" ~/ \- m8 Y
6-102 Number of Supply Services Permitted4 r {: L5 f" {; ~# X+ Z6 Q8 p
6-104 Number of Consumer’s Services Permitted in or on a Building
% c; X( k8 q4 B6-108 Supply Service from an Electric Railway System. {5 N' _# {1 l* U" g
6-110 Three-wire Consumer’s Services ' }7 G, |1 T& M8 U
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
$ c2 V, K- P8 t* g6-114 Methods of terminating conductors at consumer’s service
3 j" C/ _/ Z( L6 y6-116 Consumer’s Service Head Location
2 z4 l& P$ w% r4 f) oControl and Protective Equipment
& e' x, ^) I9 Y6-200 Service Equipment+ z% T" v1 n/ e: [/ D) F% x0 Q
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)3 y2 h1 {1 F) o, h
6-208 Consumer’s Service Conductors Location- q' D0 z! V! _' q! z9 }, u* ~
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
9 f; H' M/ O: h6-212 Wiring Space in Enclosures
# \8 ~# G6 M3 B9 p+ s& u, h" c* r6-214 Marking of Service Boxes
9 {9 M% l. [% O2 m. }! pWiring Methods
4 V/ N+ e9 s; w/ R+ S3 U6-300 Underground Consumer’s Services& W3 {; U& i" \8 X1 \2 p8 ~
6-302 Overhead Consumer’s Service Conductors- Z+ i4 y" c: J S4 c# [4 W
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
" T2 T- b; J8 r6-306 Consumer’s Service Raceways# ~8 M5 k8 c% Z! \9 M
6-308 Use of Bare Neutral in Consumer’s Service* F/ {4 Z3 X$ b1 v( x( Q" d& f
6-310 Use of Joints in Consumer’s Service Neutral Conductors, D, f9 X0 f6 N9 W9 j+ e9 n( ?, r- [
6-312 Condensation in Consumer’s Service Raceway
2 M( U5 h3 i' r T; IMetering Equipment C( f6 h2 g& k5 M/ z: } X% D
6-400 Metering Equipment6 a1 w2 o. n! P; K; D: ^! V; y
6-402 Method of Installing Meter Loops
) z* ]; m+ G! I# `6-404 Enclosures for Instrument Transformers+ I7 w4 k/ y8 T# @9 U6 d" F
6-408 Location of Meters, M, }0 T' L: w" [& g
/ H$ S; q( e' f7 B8 I# w+ p8 ]
Section 8 Circuit Loading and Demand Factors4 l9 |/ j" m, i
General3 E1 b8 M3 n$ F/ }4 |. P/ D7 E& ~
8-100 Current Calculations* x2 z: A6 q3 \
8-102 Voltage Drop ( see Appendix D), u: I" ]1 Y+ q& K. X
8-104 Maximum Circuit Loading
& [1 L$ d; t4 Y- U) u* ^: O& B+ n' k8-108 Number of Branch Circuit Positions% g! y* N+ j5 b5 M) I2 M( D
8-110 Determination of Areas5 }2 [5 L( q: \& H5 m* j/ V
Services and Feeders: G" P0 e# r0 h. P0 Y3 {3 q8 h
8-200 Single Dwellings (see Appendix B)% K* N7 d9 H- n# f5 i1 u
8-202 Apartment and Similar Buildings* d1 ]3 c. O6 q7 o* K
8-204 Schools- f6 a+ U1 \" K- z
8-206 Hospitals& I% l O( P5 X9 B1 Q, ]
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
% g, ^* q R' {/ \( Y& W+ f- D8-210 Other Types of Occupancy (Table 14)9 u! O. I9 h: n1 g- Q
8-212 Special Lighting Circuits
' y. d( e8 o$ C" i) j" H: nBranch Circuits
! M, t( Z1 B: V' c6 G8-300 Branch Circuits Supplying Electric Ranges
8 X z0 K5 H- X8 B! w4 O8-302 Connected Loads* z4 p& h: D* O5 Q* M b
( `. X" {. ?( W
Section 10 Grounding and Bonding
0 c7 W( r) B' c: n- d, V! ~Scope and Object
! t3 B, |" S% S; e10-002 Object1 r+ ]( p& }( ?, f3 s4 k
System and Circuit Grounding- C, n8 U9 m1 c& C3 i/ r9 f
10-102 Two-Wire Direct-Current Systems
: V( a( v4 x- F10-104 Three-Wire Direct-Current Systems' `$ X, m7 U, q, i9 G2 W9 `2 c
10-106 Alternating-Current Systems& @8 m5 R2 }9 [& W" @2 g) J
10-110 Electric Crane Circuits. D# h$ q" b0 i7 h4 D) k
10-114 Circuits of Less Than 50 V
/ @3 k0 Y8 A. @6 M! e4 n10-116 Instrument Transformer Circuits
) o8 _2 n- V: E& ?5 K. ]6 N% G& BGrounding Connections for Systems and Circuits
) ?. L; Y# [/ o! H" ^; W+ a10-200 Current Over Grounding and Bonding Conductors
4 P5 ]7 T4 V6 b, B* G( r, S/ c10-204 Grounding Connections for Alternating-Current Systems
4 S9 `( S6 p, w9 M# M5 E& v10-206 Grounding Connections for Isolated Systems
4 M b- H; x! U" C1 x1 s7 T10-210 Conductor to be Grounded
9 l8 I5 I9 l/ |$ a, |; Z! Z; b3 }4 E2 ^Conductor Enclosure Bonding
* W# S$ G _& E( W" @10-302 Other Conductor Enclosures
8 d, h! S1 r8 i \0 T0 Q) MN 10-304
) M: i) w% c0 C, X& Q, IEquipment Bonding# o8 w+ Z+ o" d/ u
10-400 Fixed Equipment, General5 D6 E7 Y6 j( h2 v, A. A
10-402 Fixed Equipment, Specific (3), (4)# B- X4 H+ C& _
10-404 In Nonmetallic Wiring Systems5 q! b2 B+ M6 z2 I, ~2 L
10-406 Non-electrical Equipment
* F& X+ N/ p5 s9 n10-408 Portable Equipment (4)(b)
$ [% R5 _- _$ l$ g m$ E10-410 Instrument Transformer Cases
: K2 _; O5 {$ W2 T+ K1 r9 Q7 q3 i' x10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
& c/ W! H4 ~1 p2 E10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V6 n/ l: @( b, A3 [8 V. T6 h7 m) L# M
Methods of Grounding- |& o7 D& ], H/ A
10-500 Effective grounding (see Appendix B)9 l, A: s! g" l/ g0 [
10-502 Common grounding conductors9 g+ ?' F2 J* }. z9 }- h
10-504 Common grounding electrodes% R [& d. K6 C, g/ `# [
Bonding Methods
/ k) b9 H {1 e, e( e10-600 Clean Surfaces
* Z) O- B' u9 J) z1 O) Z10-604 Bonding at Service Equipment
( t0 C/ s7 v5 A/ E* ^3 z" ]10-606 Means of Assuring Continuity at Service Equipment+ l1 W; Y* P. {& {( w- R, Y
10-610 Bonding at Other Than Service Equipment
7 Y+ a* F& w- x! F0 B10-612 Loosely Jointed Metal Raceways, @" d8 ? q+ } z3 w
10-614 Bonding Jumpers Table 417 K: W1 _. k, K+ P1 e
Grounding Electrodes$ ^' m3 Z8 n( o; s
10-700 Grounding Electrodes
! K2 ?2 |8 e% t- ?2 I10-702 Artificial Grounding Electrodes
, C- T' _4 ~$ `+ {N 10-700 & 10-702 \; r( Q+ B+ p+ Z' d- @
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
( _9 G j3 {( eN 10-702
; k% I2 Z2 D+ e9 r& U3 m10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
) } Q" m4 B3 J8 j- j" a4 {N 10-702
& g$ G3 }# w7 `- a& K% |' L10-710 Use of Lightning Rods (Appendices B and G)2 k) n/ N+ @- }8 {" {4 e0 ?* g& }
N 10-7063 G( i" [! a+ L! @8 Z7 o
Grounding and Bonding Conductors
8 S: }6 _ d/ @. b" C! F/ l, H1 ^10-800 Continuity of Grounding and Bonding Conductors
( a6 C0 Y& q/ p% T3 Q10-802 Material for System Grounding Conductors* Q- z+ i7 J6 G
10-804 Material for Bonding Conductors
`5 K2 b4 Q2 x$ E10-806 Installation of System Grounding Conductors
% J( q9 `2 c2 g10-808 Installation of Equipment Bonding Conductors9 N4 l2 v8 ?- o; \# `4 S' c1 s
10-810 Grounding Conductor Size for DC Circuits R+ z! e6 r8 y. p
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
3 ~0 R; h9 [( c. ~10-814 Bonding Conductor Size (Appendix B)$ P( I) C+ G- L" |1 A& Z
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
' ^. p! c& G' I10-818 Bonding Conductor for Outline Lighting
- m% M0 ~8 a/ V7 ^! a' U6 z10-820 Bonding Conductor Size for Instrument Transformers
5 Y! b# ^0 g) }8 SGrounding and Bonding Conductor Connections3 Y2 b9 k$ n* ~5 p) |; A7 G. A. [
10-902 Grounding Conduct Connection to Water Pipe Electrodes
1 b0 h# ~, i6 \6 c10-906 Bonding conductor connection to circuits and equipment$ \$ a4 j; |% Z {1 x$ t) T
10-908 Grounding Conductor Connection to Electrodes" A/ V' J( e6 \ h
Lightning Arresters
7 _$ M5 x9 Z( f9 O/ m10-1000 Lightning Arresters on Secondary Services – 750V or Less
* T- p9 C' y; Y& K9 y% e7 E
x8 L& H8 B6 C& `/ p" C4 a+ ^% _Section 12 – Wiring Methods1 n, k+ k9 w* ~# @8 f6 S
Scope* `8 }& P0 A" j5 g! Q7 {
12-000 Scope (Appendix B), k9 ]: ~0 Z# j1 e
General Requirement
8 c" `' r) t5 e: ^9 I; a3 H12-010 Wiring in Ducts and Plenum Chambers
+ E" ?# u( E) G12-012 Underground Installations (Appendix B)
3 p7 y( l+ u3 p3 I0 K2 {/ E12-016 Lightning Rod Conductors" Z2 x; N5 ` Z) ?
Conductors - General
9 @9 t9 ^5 ~& R& S5 u( U! t12-100 Types of Conductors (Appendix B) Table 19
9 z3 L5 d* @# G3 \12-102 Thermoplastic-Insulated Conductors
/ }4 q* U2 Y9 A2 C2 V7 A12-104 Flame Tested Coverings' B/ @0 s* J# J: K" f1 O6 J$ V+ G0 _
12-106 Multi- and Single- Conductor Cables# H" k9 j# u p C I/ @3 H6 X( @
12-108 Conductors in Parallel (Appendix B)9 j2 E% Y8 ]1 _+ ^) I4 q& }/ D
12-112 Conductor Joints and Splices" I" t. f: j4 m& F2 D' J8 c
12-114 Ends of insulated conductors. O5 H8 m+ G. ]8 p
12-116 Termination of Conductors (Appendix B) d# M6 {% r+ O7 B; N, P% @6 [% y
12-118 Termination and Splicing of Aluminum Conductors/ g6 d- a. `8 |% y' M
12-120 Supporting of Conductors - Table 216 X( S9 _& ^) @6 g$ V0 L
Open Wiring$ g* N8 _- [, o! I. C+ f
12-204 Spacing of Conductors7 Q/ j% O9 `; d4 n% l d: s; B& }0 O
12-206 Conductor Supports7 I$ u; `6 b9 b9 q) Y; _9 }/ B
12-208 Conductors on Flat Surfaces
& W' o2 P8 h" h2 K12-212 Protection from Mechanical Injury
$ T- A3 I" k. m( U4 XExposed Wiring on Exteriors of buildings and between Buildings on the same Premises
$ F; R( A+ J$ B; K; f12-308 Minimum Size of Overhead Conductors* w9 a- s* g1 F3 l$ w$ X
12-318 Use of Neutral Supported Cables
: _' E4 m. n+ b3 QNonmetallic Sheathed Cable
! T) \7 J( s) c6 C12-502 Maximum Voltage
! r' G2 w. y% j: o1 y12-510 Running of cable between Boxes and Fittings (Appendix G)/ ~9 d0 ~! r, r' s
12-514 Protection on joists and rafters
; q$ Y8 ?5 R [* E/ D8 N$ `4 y12-516 Protection for Cable in Concealed Installations (Appendix G)4 j8 V+ K% W, v6 D
12-522 Where Outlet Boxes Are Not Required
0 D, p: X7 n2 N+ |9 f1 P' Q. CArmoured Cable
4 O' q- h3 {. Z; p7 \8 a12-602 Use (Appendix B)
J. W! q. W+ y% E) d4 m% q( _12-604 Protection for Armoured Cables in Lanes
! \# Z7 x6 G; s6 @/ o9 h _& u( \* v12-606 Use of Thermoplastic Covered Armoured Cable
) N6 J4 j D" Y+ d7 g: ]12-608 Continuity of Armoured Cable: n9 M! k8 `2 r/ k2 { G1 w
12-610 Terminating Armoured Cable! a9 U Y2 l; s% | V: H2 G8 `' H8 K
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
/ l/ X% N7 c+ T( ^3 T, u8 ], R12-614 Radii of Bends in Armoured Cables
- t& j* @" G) g/ i1 c5 C/ C12-616 Concealed Armoured Cable Installation H' k% C' {, k9 L/ w& D! a
12-618 Running of Cable between Boxes, Etc
1 E1 \0 K( U6 P# [! zMineral-Insulated and Aluminum-Sheathed Cable
7 z2 a$ ~3 m" m9 Y" n' I12-702 Use
$ I4 e9 G% f2 z2 F# |12-704 Use When Embedded/ l: g4 e5 {8 q4 s, f/ x
12-706 Method of Supporting
5 I- e V; U" G9 c12-708 Direct Earth Burial# }2 R3 e$ V& b/ f9 C. r
12-710 Mechanical Protection
* V7 ?9 p, h9 {' X12-712 Radii of Bends
' Y' \) Q9 C) h8 K12-714 Termination of Mineral-Insulated Cable (Appendix B)
" f L [: F- G* ]12-716 Connection to Other Forms of Wiring4 s( H1 E3 L2 Y# W) x
Flat Conductor Cable Type FCC: R$ P& ^5 n% f! Y
12-804 Use Permitted- |6 J | v6 B
12-806 Use Prohibited
$ v! s9 R5 y2 a; u- A12-818 Anchoring6 p# U, P3 p5 y, a
12-820 Crossings
$ k4 T$ t/ h- [Raceways - General
& p( [8 K8 N# y4 E% w; r) e12-904 Conductors in Raceways' ?! m2 H; L% U4 f" j5 F9 B3 \, B
12-906 Protection of Conductors at Ends of Raceways
/ Z; D: Q7 A* P: i% a9 U1 j. A12-908 Inserting Conductors in Raceways6 y9 ]% p# v2 w( @8 C2 A/ {
12-910 Joints or Splices Within Raceways* H: q7 S. u/ O; c( v* p* F
12-912 Stranding of Conductors/ I& a* E- |4 J/ d! L
12-914 Electrical Continuity of Raceways
' Z0 ]4 T4 O. e' d12-922 Radii of Bends in Raceways3 G a3 W1 v( Q& ]9 D- Q
N 12-922 Radii of Bends in Raceways Table 7
8 Z9 K* r$ |; o: @12-932 Protection for Raceways in Lanes
* e, j/ O; X# G9 F0 ]2 m$ A12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
2 E$ |: b2 _1 [5 e3 Z& P12-938 Capping of Unused Raceways
3 V2 V: i2 S6 ~& Q- m12-940 Maximum Number of Bends in Raceways3 ^8 p \$ j& D( m
Rigid and Flexible Metal Conduit: V8 c1 C1 z; A3 N* G8 U0 L; W
12-1002 Use- G% p9 T1 {* T7 G) `! }0 W' w
12-1004 Minimum Size of Conduits
. ] q9 Z: F, {" G12-1006 Conduit Threads (Appendix B)
4 j6 M3 g$ S; y5 P& P$ I12-1008 Thread Engagement4 z5 k; b# N' c0 X6 e) s
12-1010 Maximum Spacing of Conduit Supports; B' N+ s0 \( D) f
12-1012 Expansion and Contraction of Conduits (Appendix B)
: u) n* ?2 U% U7 \& V' h/ K12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
& o- l( K3 S7 [$ _9 J3 w, VRigid PVC Conduit and Rigid HFT Conduit
7 i ]$ R/ } f7 z- z' Z12-1100 Use
" P% V" E w) l1 @12-1102 Restrictions on Use
0 ]5 ^/ a/ [7 l/ w. U12-1104 Temperature Limitations (Appendix B)3 R; w9 w$ q8 I3 ^7 D+ D5 v5 w: ^
12-1108 Field Bends (Appendix B), (2)& ]5 D& ]+ h) Q1 W" @9 }
12-1110 Support of Luminaires
, d* b7 u8 c6 t12-1112 Fittings8 K8 t, k5 K, |
12-1114 Maximum Spacing of Conduit Supports! r, {, Q" s5 g$ ]0 a2 V% Z5 p5 M z
12-1116 Support of Equipment$ J9 W0 s# |* M
12-1118 Expansion Joints (Appendix B example)
4 F8 b# S3 V& S0 \Rigid RTRC Conduit t8 O S& {& [9 j1 I5 f+ k
12-1210 Temperature Limitations
. T4 N* c7 F6 a0 o+ i12-1214 Expansion Joints (Appendix B)8 X9 D9 C( e$ t
Liquid-Tight Flexible Conduit& x9 G2 k" ~! F, x J7 w
12-1302 Use of Liquid-Tight Flexible Conduit
: \; F6 q U5 Z+ e12-1304 Maximum Number of Conductors- E) K3 r1 C6 b z4 _; E
12-1306 Provisions for Bonding5 c( e6 \4 T" C+ A
Electrical Metallic Tubing: \" d1 c' o7 L; v* Z( z+ Q
12-1402 Use
+ B8 e/ M9 x% B3 }% Y& p12-1404 Supports M# \. a. L3 A6 S" I+ `% Z; k
12-1406 Minimum Tubing Size' L8 u1 s3 {% P! A- j* C) f% i
12-1408 Maximum Number of Conductors t$ C8 X+ e+ Q0 T2 L
12-1410 Connections and Couplings4 `/ W' ]/ c( n& k7 E/ k
12-1412 Radii of Bends in Tubing
$ C/ b- H% v' t' j) bN Table 75 d2 q+ B- W: {" Z4 C) h
Electrical Nonmetallic Tubing; W7 ~& M5 S9 p& @
12-1516 Provision for Bonding Continuity% T/ r7 B# Z" D. x9 Z/ w( h
N 12-1514
! Z2 b8 \' |1 Y6 P+ GSurface Raceways
% ~0 O9 b+ h, H, y0 Z- r7 u12-1602 Use of Surface Raceway (Appendix B)3 `. c0 \# ~% Y
12-1604 Temperature Limitations- ^! y" Z; J) r. U. x
12-1606 Conductors in Surface Raceways (Appendix B)( r# j1 [# b. [4 x
12-1608 Maximum Voltage. g& B9 [, N& O2 L y: f
12-1610 Joints and splices 7 o& u+ n- w f. ?9 _* ]; ]) d
Underfloor Raceways
$ L9 z# R( L6 _/ x. n' `12-1712 Discontinued Outlets in Underfloor Raceways
2 P' }' W' f% @6 eCellular Floors" K2 M% M, }: X: _
12-1804 Maximum Conductor Size in Cellular Floor8 s& i: o, R5 ?. a; S8 M8 t& f s
12-1820 Cellular floor discontinued outlets
7 c8 ^" g" L- R$ cAuxiliary Gutters: {1 A! M: B' I. ^/ R0 d: i) I
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces: @5 D5 H: |4 d' `( c
12-1902 Auxiliary Gutter Supports9 Y& E0 f; O: d2 U6 L
12-1904 Auxiliary Gutter Cross-Sectional Area' ^6 A1 `) J Q' Z6 A1 `
Busways and Splitters+ S% M; L& ]2 f r( q
12-2004 AC Circuits in Busways and Splitters
& t" [) [' P, s( Y12-2006 Busway and Splitter Supports6 r ]& B* C8 A+ j& E; B9 K, K
12-2008 Method of Installation of Busways+ A( t% a* [" E6 Z8 a
12-2012 Reduction in Size of Busways; c; W: h6 {7 g8 ?
12-2014 Length of Busways Used as Branch Circuits
' W4 U7 z0 M, I9 q2 H6 V% N# q12-2018 Taps in Splitters$ V5 `" ^# q4 R3 P( `
Wireways
. x( \* f$ g8 ~% e/ f/ v12-2104 Conductors in Wireways
8 a2 X: p1 Z2 [: W12-2106 Taps and Splices in Wireways% E5 ]9 t/ w q& p( c
Cable Trays
+ J+ C$ C5 e1 ^* u12-2200 Method of Installation (Appendix B)
$ Z( V. b1 a8 o' {' h; Y12-2204 Joints and Splices Within Cable Trays
* k8 U% f) m' t( F5 C7 E% I12-2208 Provisions for Bonding
9 x8 s: _% _$ X) _( R12-2210 Ampacities of Conductors in Cable Trays: F$ h' ?- s8 v" n, `& Z! ~8 @
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings+ \$ j% `# W' Y' X3 z. i
12-3000 Maximum Number of Outlets Per Circuit: T* n4 p+ H3 t" K* N
N 8-3042 m; A" p! n" x& g
12-3002 Outlet Boxes (Appendix B)
6 D+ V5 c" L0 O( vN 12-3000' g" {8 p$ o; B
12-3004 Outlet Box Covers9 n; r0 A$ r- C0 n" u5 {- l5 T
N 12-3002 F* M6 c$ H: i2 d1 c
12-3010 Boxes in Concrete Construction
0 l( x% `: ]5 [$ z+ `0 R# s2 uN 12-30084 N4 Z. L* \- U- D! \" G( |8 C
12-3012 Outlet Box Supports
. s& p9 B2 e5 R0 C9 m: |; cN 12-3010
5 p% V" O& @; m f12-3016 Accessibility of Junction Boxes
0 x( B% |: j7 z7 A, T, d8 {N 12-3014
$ j: V; B @' |, e9 S# D12-3018 Flush Boxes, cabinets, and Fittings+ G& z3 g. z8 i/ m
N 12-30166 l/ n) [/ @8 A$ f
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
2 {* b+ |7 k; r2 ?; P: IN 12-30228 K: k. g9 G( u$ ~1 Z% h4 y* m
12-3036 Maximum Number of conductors in a Box - Table 23) K) H: A8 Z; |! w; [
N 12-3034
! @# W! U. `% G5 a12-3038 Pull Box or Junction box Sizes
8 s- w ~: k2 j9 j' V; D: PN 12-3036# _8 S/ g$ U8 S; A7 u0 `
) M" j% t9 J" P* H2 ~! dSection 14 Protection and Control2 z1 q0 g( w$ G
General Requirement
: ]. q) W. |* E& @9 X14-010 Protective and Control Devices Required
: K$ U x# R4 `- h+ ]5 }! [9 z4 V14-016 Connection of Devices
* s, A3 W3 t3 e( b8 L" ?8 ?$ c4 U Protective Devices – General+ d- z X" M! n9 C+ q
14-100 Overcurrent Devices Required
- X3 ~2 q# b# C4 x14-102 Ground Fault Protection (Appendix B)( f1 j# [# E% z& c3 c' T6 I
14-104 Rating of Overcurrent Devices (Appendix B) Table 13" Q: |3 o+ ~; V" Q9 z
14-112 Overcurrent Devices in Parallel2 e- Z) e3 A1 W
Fuses* w& J. @; e: K
14-200 Time-Delay and Low-Melting Point Fuses
7 O* O/ D: [7 {/ u( Z14-202 Use of Plug Fuses
( ~# ]1 x- `! Q5 v% O14-208 Rating of Fuses8 s/ w" ]" b1 V) `. T7 i' o" K
14-212 Use of Fuses (Appendix B): \+ W. x+ z4 O3 m1 Y# I7 i
Circuit Breakers
; }" y% k( g7 W; b# s% i14-300 Circuit Breakers, General8 s6 i1 S2 t, D1 ]6 \$ P; e
14-306 Tripping Elements for Circuit Breakers
3 n2 I/ J: p4 w14-308 Battery Control Power for Circuit Breakers- ^( @9 \# ^! A- T- m8 K# i
Control Devices - General% W) Y4 @0 d b+ o
14-402 Disconnecting Means Required for Fused Circuits7 T6 @/ k# t; y M
Control Devices - Switches, n( W7 H8 ?: x# E
14-502 Mounting of knife Switches
$ l( J1 [* S6 L0 n7 ~6 a1 j14-504 Maximum Rating of Switches2 k1 y$ T: y' K$ x# L) l4 D! n9 o' a
14-508 Rating of General-Use AC/DC Switches (Appendix B)8 j; g' d9 }/ l7 n* Z+ E
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)+ K y/ u- B4 m" V
Solid State Devices7 j9 w) L* L2 {7 c2 V
14-700 Restriction of Use4 H* J- t" p) G* \9 Z$ k
14-702 Disconnecting Means Required* Y! t/ E S9 {0 {* q
) ^: A' ]6 y# e9 A) t
Section 16 Class 1 and Class 2 Circuits. z: w+ ?$ e( \: U ]. \
General/ L0 ?- h* i1 R
16-004 Class 1 Extra-Low-Voltage Power Circuits5 K8 Y4 ^, b t# K7 T
16-006 Class 2 Low-Energy Power Circuits
# s9 X/ G5 w' C6 n* ]9 J+ O16-012 Circuits in Communication Cables6 _& b( C3 Z4 J, A
Class 1 Circuits
0 }2 D$ Q, i2 F' n16-100 Limitation of Class 1 Circuits
7 I# ]# R# o/ R4 K, M16-104 Overcurrent Protection of Class 1 Circuits1 K, e/ v9 e5 I$ p$ T. b, U' t
16-106 Location of Overcurrent Devices in Class 1 Circuits
: O) P( Q/ ?, b4 {4 T% O9 X16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
& m3 U) M1 m8 i! S2 T; x16-110 Conductor Material and Sizes& O( l# a/ X0 H) g q
16-112 Insulated Conductors for Class 1 Wiring+ F; T( p! J$ x$ R9 A. Z# s0 K J
Class 2 Circuits
" D# r- D6 H2 i: n7 J" t16-200 Limitations of Class 2 Circuits (Appendix B)+ B/ S$ K9 z( Z$ ~) E9 R
16-204 Marking
: Z/ V }8 |8 k* E7 T6 j16-206 Overcurrent Protection for Class 2 Circuits& f) M% @* e! x* R2 ]/ o1 v
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
% s) O1 y9 C- u8 ?3 hELC: extra-low-voltage cable9 @) ?9 i/ h- T2 ?2 B+ R& n) r
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
( T% l) P7 h3 U+ X# G; D! l. k1 k5 J' t; j' b8 t5 G t: ~# q: H
Section 18 Hazardous Locations' I" z; y1 Z: E, \
Scope and Introduction
: O" d. M: E' z& k4 M18-004 Classification
0 |* f ]7 G! V7 t; B4 W18-006 Division of Class I Locations (Appendices B and J)
" `; [% z4 X; s; ~1 Z0 i7 U6 j& L" I18-008 Division of Class II Locations (Appendix B)
/ p9 u8 t% I# W- x7 X18-010 Division of Class III Locations (Appendix B)
" j8 @2 g8 ^( [0 oGeneral* z* Z, _6 y( s; C1 Y# M; N- u( L
18-062 Metal-Covered Cable (Appendix B)8 H1 V& V1 i) B
Installations in Class 1, Zone 1 Location
# M2 s3 Y6 [0 g2 a* \' S5 G0 X ]18-108 Sealing, Class I, Zone I (Appendix B); X+ D5 t. m& C+ n' C
. W0 L [2 U3 Y1 v, H# F2 W- f
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars8 [* I5 ]( p/ z2 U: g2 @4 j n
Gasoline Dispensing and Service Stations
! R" g, L. X( C& \0 }20-002 General! k0 m7 o$ N% I9 P% z/ H
20-004 Hazardous Area (Appendix B)8 z5 \, D! U4 ~4 s
Propane Dispensing, Container Filling, and Storage
# n0 J# B- q! s- ~20-034 Hazardous Areas - Table 63) e, u5 A5 Q8 B) y( n
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities! W+ k9 a8 w6 x" T: A- X; J W
20-062 Hazardous Areas3 C1 J, c$ }2 \: v
Commercial Garages – Repairs and Storage2 W6 D/ u z) J. T4 O" C5 q; F
20-100 Scope
& X! @& K- j8 q3 r: s20-102 Hazardous Areas (1)
; {1 c) _" ]/ W/ D5 d
# M7 `6 |/ C& y% B6 x1 ASection 24 Patient Care Areas
- G. O9 ]7 U# k8 Z: N4 i24-000 Scope (Appendix B)
5 ]/ D7 a# N$ U7 T1 t24-002 Special Terminology (Appendix B)% B+ p s/ j8 B) c& U+ q+ E$ z2 \
Patient care area
8 s$ S1 U3 k6 T5 `4 lPatient Care Areas4 E, s6 B5 V/ t- _! |$ h
24-106 Receptacles in Basic Care Areas (Appendix B)' D/ @# e+ [+ M R' y8 p2 j
Isolated Systems
% O6 O% ~- O# c5 A6 X6 b24-204 Single-Phase Isolated Circuits (Appendix B)
' l8 s" w. e* A/ w3 U$ h$ q7 L' @24-206
% ]1 V/ H9 }- l5 }3 p! a8 |+ w1 q/ F6 p; M1 ~
Section 26 Installation of Electrical Equipment4 W2 l) t- b9 V/ g8 G5 Z4 I
General" L3 E+ {/ d7 W5 \! Z$ _
26-004 Equipment Over Combustible Surfaces (Appendix B)
" h- C+ |: e# @ e1 t- @& K26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)6 w5 Y( H* h1 D& o2 L; G
Isolating Switches
$ L1 m( \( \# c% u26-100 Location of Isolating Switches
$ t" s* }. [: o( Q& WCapacitors
0 [( m: z+ k) l" d7 }26-204 Guarding of Capacitors
- p9 b+ E, m6 V% d& l& _5 c& `26-206 Grounding of Capacitors
5 S; I/ x% ?8 L+ l: x/ d26-208 Conductor Size for Capacitors$ J; @% I$ i/ [1 g' K( F1 Y
26-210 Overcurrent Protection (Appendix B)
6 Q# I1 b) S7 R1 D% f26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
( R# t+ H+ `: K: }8 R2 E* h# e26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits4 f4 s3 E- B( x# }
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
$ F8 Y) R4 _) }) G3 J7 s* T26-218 Special Provisions for Motor Circuit Capacitors1 X! q* D; h& u. Y* o
26-222 Drainage of Stored Charge of Capacitors" S5 A* B, H. E
Transformers
4 J" y4 x: V" M2 }3 n& X `26-240 Transformers, General& W N$ b. y5 N/ K7 O7 W
26-242 Outdoor Transformer Installations5 f) A2 Q: [0 e" |- e
26-244 Transformers, Mounted on Roofs (Appendix B)
9 F* B% @8 l2 q- b: c26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B); p, a; j5 M# M, s, _2 w
26-248 Dry-Core, Open-Ventilated Type Transformers
1 h8 L" J; L4 U! v. Z26-250 Disconnecting Means for Transformers) b5 k0 d N$ \7 A
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V. e% M8 s% p- K$ j& f K" n
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers8 W# I3 Z/ B6 A$ `, A
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)- e4 N# y( W& _) F
26-258 Conductor Size for Transformers3 Q. M% [! k6 K% P
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
/ r( w6 g9 I5 I/ p: f' x- y26-262 Marking of Transformers* y1 y" l, k; L4 e
26-264 Auto-Transformers6 Q: U- y, L% b- U) F$ F1 M0 a9 Z& O
Fences
. f& |, M6 d7 ^+ P" k26-302 Clearance of Equipment - Table 33- R0 f3 H2 d; M/ y' c9 l! L) [ q: S
Panelboards
, n+ j' F( U! B$ H7 a26-400 Panelboards in Dwelling Units (Appendix B)8 {# T# j* ^( y: o3 g# Z
26-402 Location of Panelboards (Appendix G)
- { \9 E4 p0 S: rLightning Arresters* c& z. E4 Y' Z6 V D1 G# K
26-508 Connection of Lightning Arresters
/ l8 r, g; c: G" @! IStorage Batteries
, ?7 h, ?$ F' q. _26-542 Special Terminology
3 v+ _! Q$ [3 y9 d* L$ T26-550 Battery Installation3 J* z% R; i# r/ t' R
26-552 Wiring to Batteries
$ q/ J. L% `6 K; c: WArc Lamps' v* A8 I0 ?2 x6 s4 g( i
26-600 Location of Arc Lamps
" P& r$ d* x% q9 G4 u/ p26-602 Conductors to Arc Lamps0 z' ]7 `- y/ c6 E4 R+ f3 g
26-608 Globes and Spark Arresters
! R6 n9 X9 C$ J- ]2 ]Receptacles4 }( R+ g& X' y) [7 b9 @8 C
26-700 General (Appendix B)
7 o9 `6 F; v; T: [. H, n' i26-702 Receptacles Exposed to the Weather2 P4 W: r i. x% @
Receptacles in Residential Occupancies; N. M* c0 Y) n2 {0 N! b8 L
26-710 General (Appendices B and G)9 \0 v) V2 O7 H) T& B# T
26-712 Receptacles in Dwelling Units (Appendices B and G)! T- ^9 a! f# W p2 U) e7 X4 `
26-714 Receptacles in Single Dwellings (Appendices B and G)+ t2 X9 f7 l3 G. y
Branch Circuits in Residential Occupancies
' @3 ~, X. l+ ?- R0 g26-720 General
' O4 ]2 K8 C& X26-722 Branch Circuits in Dwelling Units0 {" u( @7 N) H$ h. F. W4 f
26-724 Branch Circuits in Single Dwellings3 G$ e/ z# k! M; Z) }# x
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
. i* F/ q" H" \5 G( X0 ~1 c3 h' J# jN 26-720 (F)- x* \9 @8 a; Z- N
Electric Heating and Cooking Appliances
, b3 b B0 O) g26-744 Supply connections for Appliances! x" n) K) \% c1 g
26-750 Installation of Storage-Tank Water Heaters
7 \- ?1 ]# ]/ ?5 a) i/ K/ k4 k8 V26-752 Infrared Drying Lamps5 u2 I: R$ d* D% @ c
$ N. t9 ^. V3 s8 j2 z- K: JSection 28 Motors and Generators$ `9 K! U" W/ v! a# r* \1 c
General; ], E! u l5 C- O+ Q3 V
28-010 Special Terminology
5 n9 t# e. [: p( d6 i: e% BHermetic refrigerant motor compressor
% p/ q* e" g4 `Locked rotor current rating$ l8 |3 k+ t: `0 o
Service Factor
4 \9 u# \) V& G# B- MTable 44; Table 45; Table-D2
, N9 _9 N0 E! m3 B1 rWiring Methods and Conductors
1 A, D+ @: _; [# d; n( P! h28-102 Portable Motors
5 }# {& L/ [1 V' X: R9 P. ?28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity! [5 G( z$ @# o$ V
28-106 Conductors, Individual Motors; G6 h# Z! T5 k2 u$ ^0 `
28-108 Conductors, Two or More Motors1 h }' p6 q: W! R6 C) o
28-110 Feeder Conductors3 w1 F8 S0 u$ G$ z2 k
28-112 Secondary Conductors' A$ o" @# j. Z* {0 c' w
Overcurrent Protection
* D4 V+ X: M1 L) o28-200 Branch Circuit Overcurrent Protection
0 i2 e; Y5 ~+ U6 K q* g$ ]. L: s4 m28-204 Feeder Overcurrent Protection2 q3 V6 h( s, W, N, P+ t% {2 j
28-206 Grouping of Motors on a Single Branch Circuit- `3 e, _# [; w5 t' h
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)( \: ?: n4 l( {( x7 K8 \& ~* U4 i! h/ v0 ^
Overload and Overheating Protection
. ~0 V2 Q6 {. ^/ `28-302 Types of Overload Protection3 @' p( z7 r/ {
28-304 Number and Location of Overload Devices (Appendix B) Table 25) d% k. z7 T* c" P+ _; ?. F
28-306 Rating or Trip Selection of Overload Devices (Appendix B)
5 Z4 u: Q, V J/ s28-308 Overload Protection Not Required
3 f- l+ P+ ]) A. rUndervoltage Protection % {7 u/ Y& I, h6 l+ i, T5 B4 O; x
28-400 Undervoltage Protection Required for Motors (Appendix B)
6 f2 I. e" d1 K+ ?' \) l5 sControl# K- Z& E# ^# v) P
28-500 Control Required
1 h6 F) {/ q2 n28-502 Control Location
h- ?' F( k4 M) r s8 l28-504 Starters Having Different Starting and Running Position
: n: s9 J" a1 H7 D& Z28-506 Grounded Control Circuit5 {8 U- V' K3 H1 V$ X. U
Disconnecting Means
! j! z; ?1 I- b4 v9 b% ?& p28-600 Disconnecting Means Required
+ i; h! b5 m% B( y- L8 Y% E2 N, |28-602 Types and Ratings of disconnecting Means (Appendix B)
) v4 n! ?* m9 i28-604 Location of Disconnecting Means K& b7 ^4 K" u7 y$ }7 i. c
Hermetic Refrigerant Motor-Compressors
# ]& B: ]5 [, G% V i5 z+ d# r28-706 Conductor Ampacity- d1 L# S6 V7 U0 g9 k
28-708 Overcurrent Protection
; P6 |/ Z& K0 b; Y. A28-714 Disconnecting Means
6 |% w. j4 V. H6 qProtection and Control of Generators: L$ H) X9 r( t7 o8 z; u2 S5 W
28-900 Disconnecting Means Required for Generators
" X+ H, ]/ E% b) u28-902 Protection of Constant-Voltage Generators
) l# c6 E9 y9 U5 s28-904 Generator Not Driven by Electricity. n5 P& H. R, I. x7 u {1 K
28-906 Balancer sets
4 D8 h6 F! U, I2 a) |. s N28-908 Three-Wire Direct-Current Generators( k; _7 L- t8 f5 U" c& W' z
1 J% \! l* P }* L( w
Section 30 Installation of Lighting Equipment9 X& [1 `( N3 y& H4 h2 L0 W7 M
30-002 Special Terminology (Appendix B)
* \) p/ }% x+ S o+ Z( H7 S, kGeneral
- f1 J* d" D) w7 u# t30-102 Voltage
! C5 ~/ C- ^$ X1 F30-104 Protection (Appendix B)# W) K4 J& w2 B' p
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment5 A* b" R8 w3 @" v3 E S# v
30-108 Polarization of Luminaires
8 K8 S1 d! n* \4 R" l$ h$ T! g30-110 Bonding of Lighting Equipment
; K# V- n) _0 R# S U4 T# H; @9 O7 H# uLocation of Lighting Equipment/ p% Q, u& ]1 }7 u% [
30-200 Near or Over Combustible Material, K7 T# y' o2 Q7 w3 Q+ Z6 D
30-202 In Show Windows- T% y' \, B. s% S' e2 x
30-204 In Clothes Closets
# f+ E% A \, l: LInstallation of Lighting Equipment
, D) T I$ L2 [30-302 Support
, W3 R* |7 d0 ~6 |7 P% X, P# N5 W30-304 Outlet Boxes to be Covered6 d' q7 h7 q* l
30-308 Circuit Connections$ x: ~' U# J6 M& E% T, h
30-310 Luminaire as a Raceway' ]7 @- U `! G" W
30-314 Minimum Height of Low Luminaires# x1 j) f( A, u; w( w
30-316 Luminaires Exposed to Flying Objects; h: j2 t) `% a" Z8 Y
30-320 Luminaires in Damp or Wet Locations
$ ~% e2 C/ z2 UN 30-318/ E* X5 {+ y4 z1 K+ o
Wiring of Lighting Equipment9 E2 u: \0 C6 l# ^, G- o+ B
30-400 Wiring of Luminaires
" i) E) E' S8 j/ a30-402 Colour Coding9 d% `+ I5 g, w6 U% Q" [' l+ z4 Y
30-404 Conductor Insulation
. I2 x5 | D7 C' s1 ]5 |9 c/ j30-406 Conductors on Movable Parts% ]& n* z: \, ]7 [% z0 G' S
30-408 Wiring of Ceiling Outlet Boxes0 W0 P) [# }* T& X- h3 |
30-410 Wiring of Show Window Luminaires
- `: r3 o2 }- V' b& ]30-412 Tap Connection Conductors
. m6 |5 X/ c: e! a$ {1 X5 o2 yLuminaires in buildings of Residential Occupancy; N& i+ p g" o1 F6 a) f
30-500 Lighting Equipment at Entrances (Appendix G)' U0 X& j8 m- z' I* {6 E- A5 D" h* E
30-502 Luminaires in Dwelling Units (Appendix G)
. m& E& ]( e$ o30-504 Stairways (Appendix G)- s2 k0 u- t+ R
30-506 Basements (Appendix G), _: D, u# a+ Z
30-508 Storage Rooms (Appendix G)
0 k2 G7 C( h7 M! u1 N30-510 Garages and Carports (Appendix G)/ }) v) _$ `, n3 ]% V& j( x
Lampholders3 K8 t) N7 o, c3 }
30-600 Lampholder rating with Incandescent Lamps% j) G! I" z6 [
N CANCEL
$ f; d, a) X6 l30-602 Connections to Lampholders" z) r! O6 C: n* }1 A
N 30-6000 f, u$ o* p2 I; @3 F
30-604 Switched Lampholders Used on Unidentified Circuits# E! P& o4 W/ d0 b/ B8 |. p
N 30-6026 M8 j5 l9 w* Q
30-606 Switched Lampholders with Pull-Type Mechanisms& X3 c; Q. ^: S2 A# Y6 z7 N5 ~
N 30-604. z1 e3 p( y- E- J1 z
30-610 Pendant Lampholders
/ V% Z, t+ {% W4 @: jN 30-6084 t# ^9 ]- p/ ^* r" A
Electric-Discharge Lighting Systems Operating at 1000V or Less
' m' S5 Z9 q6 t$ o7 m30-710 Control (Appendix B), J9 C( v) R# D$ M" \! c4 F4 o( b
30-712 Branch Circuit Capacity
% S& }* p! I9 `7 V. S7 }$ HElectric-Discharge Lighting Systems Operating at More Than 1000V
$ ~3 H5 Q! Q# l% J8 B7 h9 } n4 |30-802 Voltages, Dwelling Units
1 Q# D/ S" P7 M9 P6 J30-804 control (Appendix B); L# C: m5 p3 e3 c/ {5 u/ J' H2 r
Recessed Luminaires (Appendix G)
" D5 D1 z/ ~3 w30-902 Spacings for Non-IC Type Luminaires
( d4 K i( {, ~. ?30-910 Wiring of Recessed Luminaires (Appendix B)! \! O+ j+ [9 m4 C( |! @0 \
Exposed Wiring for Permanent Outdoor Lighting- g' l! ~; G( g% b. V
30-1120 Branch Circuit Loading and Protection
, h* A% [5 o+ p7 C" MExtra-Low-Voltage Lighting Systems+ ~2 o5 X- P/ o, P+ u
30-1202 Sources of Supply5 a" H/ n+ t0 @
$ E' E! G I5 }6 P$ M( N4 Q2 lSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)7 n8 U( ?" K1 C* `8 L& j, D- g
Fire Alarm Systems
, \' I6 D# s1 o, q8 @0 u32-100 Conductors, v& f: U: K$ H1 _0 a
32-102 Wiring Method' U- m( G B) I' d- m: q" q
32-104 Equipment Bonding
- {( V! E- @" }7 d% `1 s; v( A32-106 Electrical Supervision
& g4 v0 T6 ^1 z1 W5 u; X/ P32-108 Current Supply9 u, M' F! _( O4 W
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G), w" [" J# i. q* _
Fire Pumps: s3 w& o/ Z/ S5 w0 A- d% J* U
32-208 Overcurrent Protection (Appendix B)
/ Q2 l! s2 R. M6 A- CN 32-2063 ~7 b/ v$ J8 E8 Q* X
32-210 Overload and Overheating Protection (Appendix B)2 O4 R( K/ I E$ t
32-212 Ground Fault Circuit Interrupter (Appendix B)
4 j* w, b- V5 o0 b
5 h( M# u# I, a+ ?4 L( C% R! \7 cSection 36 High-Voltage Installations7 c1 B0 P" y# ?6 p7 L0 ]6 B- _# \
General
% S9 D1 x5 |& R t" @$ ?36-000 Scope (Appendix B)- x5 ^; Z: ]+ M" Z- p/ B
36-006 Warning Notices: w: V5 y+ {2 x5 {3 G0 C
Wiring Methods4 F8 {' ~' W2 u1 a8 q8 ~' U. [1 S
36-102 Radii of Bends" m& b2 V) f9 y3 H) K$ ~, w7 Q
36-104 Shielding of thermoset insulated conductors
0 N, ^1 q& E: [4 l- L% r5 q+ S, n3 g36-108 Spacing of Exposed Conductors (1) table 30, table 31; [" o7 {6 _- X
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34, N$ q0 V' i" X$ C* G
Control and Protective Equipment; g: O) t" V8 ^. J
36-214 Disconnecting Means; m' e" H! | \: Y0 _1 {
Grounding and Bonding7 S$ x; M5 U: Y3 |
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections+ |) N! T; p$ I" t! M! O* m
36-302 Station Ground Electrode (Appendix B)
) W2 ?: J1 @7 \( g# \ Y3 o: d- k36-304 Station Ground Resistance (Appendix B) Y, V/ e% D) C+ z% ?+ }" E
36-308 Connections to the Station Ground Electrode (Appendix B): d& Q( O F6 t2 z# ]; @5 e
36-310 Gang-Operated Switch Handle Grounds
. n! }5 a4 i5 @" b36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations: S7 |, {5 w0 w2 M! `; O& D& P2 _# b" f
1 \3 K5 \# N: J) ~Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment$ `$ M" |0 {) @2 O5 u
38-002 Special Terminology (Appendix B)
- s1 U2 v5 X7 F* j/ f38-003 Voltage Limitations (Appendix B)
' ]6 k: u& U& g38-004 Live Parts Enclosed
, N+ X! C5 M& i4 A7 x4 I38-005 Working Clearances
) p7 S, Q% B6 Z0 D+ B3 w38-011 Insulation and Types of Conductors
% D6 n8 K7 k% L- }38-012 Minimum Size of Conductors' z% N5 y& ~3 v3 o- ]/ y
' S4 V; p# ~9 b( X2 c
Section 40 Electric Cranes and Hoists
7 m, @$ J1 k& T+ p# \40-008 Disconnecting Means/ ^3 j0 j w! z' V( H7 q$ ~
40-010 Main Contact Conductors
( b9 s( `6 r6 d) q+ b; {. J6 m0 [9 m3 R I: ^$ z- H
Section 42 Electric Welders( w3 m; t' A6 z4 ^( R, l
Transformer Arc Welders
& V3 A) s. W" z( a42-006 Supply Conductors
3 `0 `% v/ s1 c# N" A5 b
/ i/ s! ^9 Q! I1 R9 x. H! nSection 44: Theatre Installations
3 n" K/ Q/ k# F9 a- L' ZGeneral( k a1 s' Z1 Z/ O5 z: ~, `* q
44-104 Number of Conductors in Raceways
/ q% w, m- i4 v" g+ }8 l9 m44-106 Aisle Lights in Moving Picture Theatres
9 I, \% y$ G" X# y% P0 N4 rFixed Stage Switchboards+ E+ h6 a; d0 C+ ~( x; K
44-210 Overcurrent Protection: Z. y( M$ }7 x t, Y
Fixed Stage Equipment) z8 @" w& o* F4 |7 z- N
44-324 Receptacles in Gallery Pockets
3 j) g. M5 l- m8 ]( V' F44-326 Receptacles and Plugs
8 O1 m5 |( k: \+ j% {% ^. Q: P) |0 \9 c" U" R7 O
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
! J/ a4 }; i7 e' e2 E: [General
) |! G0 h4 {( q6 B6 Z7 {46-102 Instructions
: Q8 m, S% I) [* X8 E& u46-108 Method of Wiring (Appendices B and G)' l; l O; T1 X; H/ T) D+ p( W
Emergency Systems
1 I$ @) B9 n& k* l46-202 Supply (Appendix G)% `! p9 n/ }2 Y
46-204 Control9 t4 t ]) b. y5 C" h
46-206 Overcurrent Protection
9 Z( q: ^, `: F( E3 b1 P46-210 Remote Lamps6 H2 C; A# G/ \" t: d& A- l; r
Unit Equipment8 J- V/ Y( a- s* A3 `3 s3 [
46-304 Supply Connections- |9 Q2 X& b4 i! j' h# l
46-306 Remote Lamps (Appendix B)
; x+ e/ v: { |7 ~4 T3 b! M8 NExit Signs- [' _" C {5 Y7 \1 I
46-400 Exit Signs (Appendix B and G)
7 O( F; s4 [6 w+ C
! O; s( b, C* f6 |/ V. [Section 54 Community Antenna Distribution and Radio and Television Installations
) y7 l- b- K& X$ o7 j# Q54-000 Scope
- B4 @! R% a8 Q! ?8 z d/ Z) p54-004 Community Antenna Distribution (Appendix B)
p3 `3 ]5 E2 f4 ?( K# WCommunity Antenna distribution c: i1 s. t( I/ `) ^$ Y
54-100 Conductors
' D' C' g+ u. w. b2 s) Z2 v54-102 Voltage and Current Limitations (Appendix B)
J; r! v: j1 \. b2 I9 w) qProtection
& I* @+ h* y! o+ s$ ?; m* s; F54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
$ |7 J5 |3 x- |$ ^Grounding
' y3 j$ d- Z0 Q0 A4 p. ~4 q54-300 Grounding Conductor
+ y+ I3 K8 S1 n1 d& t0 I. c6 fConductors Within Buildings5 E6 g) Y, P0 L Y) ~, x9 n9 o
54-400 Separation from Other Conductors
6 K7 X* V8 K8 t% J$ K n' h: ]Equipment
& u2 i5 r& x7 _" ~& |54-500 Community Antenna Distribution Amplifiers and Other Power Sources7 V2 `9 i8 E+ c6 O4 g
54-502 Exposed Equipment and Terminations
& I$ i6 B* I d" R6 _- @, |2 ]# h) _# o$ \1 x4 _
Section 56 Optical Fiber Cables
P% z$ |+ {2 T0 eGeneral0 e" G' s/ i) a& D7 \( `
56-100 Special Terminology
! L/ e, A- x/ T8 v56-102 Types
% [' e0 m s1 p5 |2 s# OInstallation Methods
3 B" [3 y: U6 @' N56-200 Nonconductive Optical Fiber Cables (Appendix B)
: y( P6 J1 J! A! F, s2 J% N/ V56-202 Conductive Optical Fiber Cables (Appendix B)
, i m; c/ o. O' y- P- F56-204 Hybrid Cables
, w; m2 F! H, \ A56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
b4 \. r) l: H; V4 F- \& a. B- r5 p8 d6 U8 }# c, _4 |5 t9 c
Section 60 Electrical Communication Systems
/ M5 V) u: w3 v; u( lGeneral
8 k9 P) q9 U7 C: f3 V9 k60-100 Special Terminology4 ~; m: z" O) p4 t6 @' B% u
Protection
' E9 o! a* J. a0 v8 R! U; [/ w60-202 Primary Protector Requirements) R) R/ [8 f8 h- T
Inside Conductors; g$ D( _. _) |' k9 Y9 S& v
60-308 Separation from Other Conductors
. O( L7 o( ^2 \Equipment0 @% L5 G* V- I* g7 ]: ^
60-404 Exposed Equipment and Terminations
1 a' q [- g Y0 L' w. d, r0 cUnderground Circuits
* J6 U/ ]8 R" d0 A4 B60-600 Direct Buried Systems
( I( J. R; i$ `. Q9 s
/ F3 o. K8 M1 j! ~1 [3 I, qSection 62 Fixed Electric Space and Surface Heating Systems
0 R7 w- Z1 ~; R/ t2 zGeneral' n+ v5 a. k1 N, S4 \1 T
62-102 Special Terminology5 ^7 j: \" B1 Y0 T& E# r
62-108 Branch Circuits
( \6 Z3 Z$ v- e5 r9 x2 Q( N) r62-110 Installation of Fixtures
/ z0 s6 S }4 h: D2 D% J1 C62-114 Overcurrent Protection and Grouping (Appendix B) (5)- B4 S% Z2 Q$ T% Y+ t
62-116 Demand Factors for Service Conductors and Feeders (2)) V; {( u4 F& y0 C! C! f
62-118 Temperature Control Devices
) q. b9 N2 L: b! n62-122 Installation of Series Heating Cable Sets (4)(7)
' ~; {) \+ o4 j/ KElectric Space Heating Systems4 _8 \& w) N" o! f# T, [
62-202 Temperature Control' o3 l! t, J6 h9 S
62-206 Proximity of Other Wiring (Appendix B)
1 G' F' E# J* M2 d& j0 A62-214 Installation of Heating Panels and Heating Panel Sets8 [2 z1 J U3 o
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
# p% u- ]- m2 `5 ~9 { \62-226 Installation of Under-Floor Covering Heating Panel Sets1 g# v( p! y, {' _' a2 Z4 E, g
Electric Surface Heating Systems
# F- ~9 y8 M' s& P62-306 Heating Cables and Heating Panels Installed Below the Heated Surface1 T! f) N3 G* R! U
" w7 ~0 v+ E; v) c
Section 68 Pools, Tubs, and Spas! Y: h' n) W+ W
General
% Q0 i2 q4 U0 i) ]9 s* E; A8 W+ G3 g68-050 Special Terminology
' m+ s* ]! i$ l# d5 ^68-056 Underground Wiring - Table 61
+ t6 C: g& O u5 B: n0 W% X" N. ~68-058 Bonding to Ground (Appendix B)
$ `+ |- f, V# g1 h$ Y! U: ~68-060 Junction and Deck Boxes (Appendix B)# t: j' t% @' U2 N& n
68-064 Receptacles- E; V' [1 q- y
68-066 Luminaires and Lighting Equipment" \/ ]" ]9 c1 @
68-068 Ground Fault Circuit Interrupters (Appendix B)% O* O% m; F% d5 j0 q
- m2 ]- U t+ a/ G8 z
Section 70 — Electrical requirements for factory-built relocatable structures and " X& F! d: ?5 j
non-relocatable structures% A- G# `, g1 E
70-130 Tests (see Appendix B)# t4 h B& `) u7 K" E
f2 y t7 R) i" J+ w
Section 76 Temporary Wiring (Appendix G)# G$ O; g3 A8 m6 g( ^1 P
76-004 Grounding
3 c+ S2 ?" @5 O! S% B0 }76-008 Service Entrance Equipment
3 X% [# h" B3 r9 MN 76-006% R. k9 G3 V7 m5 M4 e: y
76-014 Branch Circuits
% b2 I# U' w% ]* gN 76-012
- i* O3 A( C( ]2 u! l0 N/ u& [" h. P" l$ w% h9 ~3 x
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours' Y& j- p; K9 E! T9 a
Marinas and Yacht Clubs
0 \6 {" T4 f. D9 N$ W- i78-052 Receptacles
' }2 _9 `* Q3 E) j7 ]% S" _, ?* S78-056 Feeders and Services
, s& e# Z# y5 A6 a, ]# mMarine Wharves, Structures, and Fishing Harbours$ H* o% e# v/ P+ W
78-106 Grounding and Bonding
; Y& R* K" Z- q- a4 OTables( s* a. t& r+ _7 `0 W( [* r
1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,65& o4 |: Q1 a$ n2 ]) i
* S" u/ j# n- U$ t( {
Diagrams: 1, 2, 7
1 p5 E- M+ F0 ?# Q
: }% G, q3 w/ w/ b" z9 k; _7 xAppendix B4 ]* C! F# E0 c% u
P352: Ground fault circuit interrupter- 6mA
. V% i3 T! i: PP354: 2-126 FT1, FT4
- Z$ \2 T5 n+ Z& X9 D7 Y4 m4 M: MP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)9 E$ `0 l) M: p. M# V8 O) e
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1): {# P8 L/ K; X; o. U
P370: 12-1012, 1118, 1214 Example:. m+ \' d$ w6 {: @0 Q7 H! B. I& f
P371: 12-1108# ]/ E0 q5 y- f6 A" g
P381: 18-108(1)(b), 18-158(1)(b)4 P5 G: i% ^$ ] C5 ]5 b: I
P386: 24-206( N1 |- H* ?" f. d/ s
P389: 26-2564 d& D9 t% Y+ Y! p6 Y# X
P391-P393: Section 28, Example to determine Motor Conductors and Protection( O: T- b" O( W% e/ F
1 j, T7 d9 O+ [% X7 c, P7 cAppendix D
. A$ U* ?3 e. \/ }! X+ j% {9 D* MTable 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