 鲜花( 0)  鸡蛋( 0)
|
Canadian Electrical Code Review Guide
$ L4 K2 @; l( B# s$ Y( B bFor the Exam of Electrician For Red Seal License
( g8 h2 x7 L1 u+ z
% c# N0 i' _4 U/ H/ t# @) I7 R7 V( FLesson One9 n' U& y( d% ? S8 f+ E
Section 0 DEFINITIONS
$ ^7 `* V' [2 Y3 C4 fThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
# B: h; r) }9 m; m$ Q" J G% rAccessible as applied to wiring methods( t+ S6 _1 Z& A' @: d0 W
Alive or live- \8 s. `, v9 B
Aluminum-sheathed cable
) Y+ C( a# r2 T" ?% j/ Y4 `% xAmpacity
& B# b# I" ~4 i5 T' aAuthorized person
9 j0 _; o; [8 G6 i U( Y2 `Auxiliary gutter; o* { k% y7 F* B" m" N) [
AWG5 X: y% _8 Y% M- `
Bonding. r6 Y/ h5 E H+ f" ~: M1 O
Cable tray) S# x0 }# H8 j8 d8 E" V2 p& p
Cellular floor! ^% b4 |0 I u* X. Y: Q- X& l+ P
Branch circuit4 o$ X3 ^4 R) J$ A' t7 U. j
Bus
5 e' s2 |0 G- `' n! ~Busway
. x/ E6 v5 N' s) hCommunication circuit. {5 A$ U) ^$ ^+ G& S" F$ M" _5 j
Extra-low-voltage power circuit8 {' S$ a9 Z2 ]# z- \' C
Low-energy power circuit
- f0 k, \" U* t+ zMulti-wire branch circuit- h. @( E2 }! p' J5 r
Remote control circuit6 }7 s$ }' N3 L& d
Signal circuit
( [8 l `; n1 w& P1 h* \Circuit breaker
, N4 m2 ]* z# K5 PInstantaneous-trip circuit breaker
& m' s/ U0 }9 U" dConductor
1 E6 P1 A" I( D; z5 ], BConduit
+ C6 Y( w5 k0 j& H5 V/ E5 W. g Flexible metal conduit
9 u1 o! j0 ~7 l9 d7 o. O* h# ] Liquid-tight flexible conduit' V/ s$ @( b8 ]/ X
Rigid conduit
, p) f' o9 f* O* ~8 `- O Rigid metal conduit9 A$ w2 M, o) t" q
Rigid nonmetallic conduit* D2 F. F4 K6 {$ h% R6 N
Rigid PVC conduit* z6 e! `! l" c; t# b! G
Connector
& s& ]7 r" ]. J. g) `5 C0 a5 Y$ u Box connector1 Y. l4 K" C7 ?" l
Wire connector
; {7 ^0 h0 y) X6 HController
, @* w' Z( `* g9 ^9 DDisconnecting means' w4 a+ E4 D4 F9 I7 x: F P+ y/ p
Dust-tight
& J' h2 k) H7 n$ e) g- v" d6 SDwelling unit
% J. |) m( b# L( NElectrical contractor$ C- a# b+ z/ g% @( A0 T8 e
Electrical metallic tubing ]# l. ?) z5 M' V4 G1 T3 j K
Electrical nonmetallic tubing- t1 i! t9 G5 V5 K
Emergency lighting
! Y$ h2 M y# F( \9 x+ M! DExplosion-proof
% i) j$ u5 j/ D- t& ?( E4 {Extra-low-voltage power circuit! J6 L; Q& Z/ E' c
Feeder" G9 f: E! m* X& i
Flexible metal conduit, v, o, A, c- E* c5 X. z" X+ t
Ground
3 E* C. {- N' Y1 f) wGround fault circuit interrupter# A7 w6 c) U; ]$ O
Grounded: H9 @9 w: F7 e6 S8 k" Q
Grounding
/ c' K3 A( D3 v! r+ AGrounding conductor" Y, g+ K1 f! N: Z$ ^
Grounding electrode
' R4 h9 s& U2 ^5 YGuarded7 K" Z& C0 e6 s- L* _
Hoistway
7 S0 V5 g4 d8 \% \Identified
9 S; K8 J1 B; C, R, [, x, G/ p! B1 @Lampholder% @" A$ T) G7 a7 e
Low-voltage protection
* p' F8 N' n1 u! w0 N% e* |9 ?( YLow-voltage release
3 `! Z A! u" E; n- ENeutral
, [! n+ ^2 A: p6 T: V6 p: ?, }Noncombustible construction
' F( v: U* q, |8 R' |# z$ w8 j7 DOutlet7 S- q8 D* J7 t, o; Q; A1 J. c1 M
Outline lighting; o$ m8 W2 k9 a0 v1 v" w1 a* I
Over current device
2 |0 m) T4 t4 U C: jOverload device
l V) s' i' X3 O& j0 \4 V }Panel board
2 E; J7 R$ ~5 H- g. G9 nPanelboard, enclosed/ R4 j. Z1 U8 ^$ h* x
Permanently connected equipment
1 \- }) ^0 c8 i6 J% |" OPermit
0 F( t5 n) q) G8 iPlenum& |; i+ z0 I: ]
Portable as applied to electrical equipment
+ U. I4 ~6 U CPortable ground fault circuit interrupter9 G% {; T1 y# S/ K4 I% n/ k$ R
Power supply cord$ F6 o/ W4 K+ [) ^
Raceway
9 s% X# |7 s! G9 Q* T1 NReceptacle! z+ w/ `- W3 \' G0 }8 A8 Z
Duplex receptacle4 i& d# I% W3 \% F
Single receptacle
7 h5 e9 g+ ]9 v9 G Split receptacle
- Z6 f* U% f! F0 p. bService, consumer‘s( k7 K% O; h% X" Q% x- P9 q
Service, supply
; h' Z% T* p; c# n% [; _Service box) k& N! z* b6 ?8 L
Service room; t- R/ C( Z b7 w* l$ l, b
Single-dwelling
/ w" S+ |0 C8 I( w+ ]- q6 r) Z. gSlow-burning as applied to conductor insulation& S0 i5 X: O* G: h
Splitter: ~# i) c! Z8 v6 q& W: v
Starter, i0 f0 v5 P% m
Switch- W8 I- e1 \5 o L2 i& a8 m: h" W
General-use switch% c1 l5 G) U H- s
Indicating switch- |7 ]0 F7 _' L' j, u" l: i- ^
Isolating switch& v1 B4 ]( C- A0 N
Motor-circuit switch
0 R8 q. w/ J, T& u8 nSystem
z6 @. C3 b6 e C Communication system
; [. d, u( B2 [2 B z Community antenna distribution system(CATV)+ J; d7 p: T- K6 u9 K1 r* W
Grounding system# D/ l: [" V4 X+ ^ Z
Underfloor raceway
7 r& O# w# n! p, o, t1 t8 J5 JVoltage:/ T) f" A3 o4 ]% Y7 O, k' O
Extra-low voltage. q6 s8 D4 f0 n+ ^
High voltage- P a9 o$ X6 O+ D6 k+ w: ?, ?
Low voltage
i+ X% q9 b L6 _0 b0 HVoltage of a circuit
' f! C" ~2 I7 {( r/ LVoltage-to-ground
* b& P* p; A* Q; pWireway$ F" @6 g! y2 E. B3 h% r+ k- C# z
; f: q/ \1 o" |0 F* ]
Section 2 GENERAL RULES3 g8 [# T4 d+ _3 U- P+ Y- _
Administrative; n- K8 w- c) I. C% C" K2 @+ v
2-018 Reconnection& H/ A: c, Y6 P
2-030 Deviation or Postponement
7 ^" E+ |1 h: S4 KTechnical General
V5 ` K* k4 K/ N+ y( g/ N0 z2-106 Circuit Voltage-to-Ground – Dwelling units
3 L. x7 V/ |6 Z4 g2-114 Soldering Fluxes% l% N: h2 C7 D' [
2-116 AWG Sizes of conductors: n3 Q( w- t) `- m2 m5 h% D8 {. f
2-124 Fire spread (see Appendices B and G)
; j4 M5 ~2 @8 F% V3 n8 R2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)6 N: D3 U4 {& ^! P
Protection of Persons and Property
8 L* E- W" d4 V, F& q4 C% A1 O$ F. D* h, w+ _2-202 Guarding of Bare Live Parts
G1 h- l$ B% B5 \. VMaintenance and Operation
% _9 U4 A, _4 b) i3 d+ G% V! ~5 z2-304 Disconnection
8 |( M$ l5 [: V3 L+ X1 }) ]2-306 Maintenance of Live Equipment, e+ j8 A7 S. p
N 2-306 Shock and flash protection (see Appendix B)
# Q. `+ T1 ^2 T0 O6 `+ E! ~" R* D2-308 Working Space About Electrical Equipment: Table-56( Y! X; N* t6 X. I! S# }
2-310 Entrance to, and Exit from, Working Space/ L. r, U: O/ Z) \7 u) i
2-320 Drainage! ^- s2 R7 ~8 \: a8 j9 p* }
2-322 Electrical Equipment near combustible Gas Meters and other Devices% x7 J7 } ]% F8 }- n
Enclosures1 v. Q+ S9 q7 y: }+ j* b% x( c6 }/ p
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
9 U+ I: b/ ?; u6 B6 w4 o4 X2-404 Marking of Motors: DP, WP, TE
' U3 B% i+ @) f4 R1 o 2 G1 Z" D. O' O* O7 D; v: k6 [
Section 4 Conductors) `! u" i' q7 A" g" s( s8 n
4-000 Scope
" ^; r& i( c- q! I4 q; ?+ } D( ^. |4-002 Size of Conductors: 14#, 12#/ h, E& P1 z# V `
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36, b$ S- X5 ~2 Q4 u6 ?( D
4-006 Insulated Conductors: Table 192 q- k1 D8 c8 t) ~$ s" N4 n1 ~2 q* u
4-010 Uses of Flexible Cord: Table 11
+ c, z! w4 h" i1 _) k4-012 Sizes of Flexible Cord
# z( f7 r3 q5 g# n' G4-014 Ampacity of Flexible Cords: Table 12
3 e% [& W" V7 X5 B7 e6 I4-018 Equipment Wire
# M6 ~! d' w# Q2 }, ]/ a' W4-020 Insulation of Neutral Conductors
' n' E# T. [& j$ v/ n7 \) L2 z4-022 Size of Neutral conductor
; f, I) C/ l* R3 V0 N/ b* h& \4-024 Common Neutral Conductor
# S# e# B+ m5 ?3 W6 D: G6 _0 S5 H4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum) |2 t& k+ c, r+ ^7 W* U( b8 L& p: K
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
5 ^3 i" u. O" ~" n& Q- M6 X4-032 Identification of Type MI Neutral Conductors
& k3 x; ^; H" b# Y4-034 Use of Identified Conductors
2 q/ q; r* j" [$ I, w4-036 Colour of Conductors: Phase A, B, C, …" U0 V- K# v# A1 y
; P2 W6 @* `4 j$ v% ]! RSection 6 Services and Service Equipment
5 O' _# N4 V9 E6 k" V- k+ ?2 v- fGeneral) M$ k. p2 R d/ L
6-102 Number of Supply Services Permitted
, m/ ?- x4 ]6 m0 X7 `6-104 Number of Consumer’s Services Permitted in or on a Building
9 R$ v& k+ p* ~6-108 Supply Service from an Electric Railway System3 f5 s8 e! Y; v' d
6-110 Three-wire Consumer’s Services
: p1 Q9 y7 q+ h3 `* i8 {: a8 C6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
* F3 a6 {, a1 O: |$ p. `# t) v/ z6-114 Methods of terminating conductors at consumer’s service
. m" w! W: V9 G6-116 Consumer’s Service Head Location- y' ?1 h5 A4 y0 M2 J
Control and Protective Equipment
' q _9 n& {( `+ K" Q6-200 Service Equipment# ]; @ z& L+ v! E# s( R
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)# I" Z( A m4 v2 O1 @ k
6-208 Consumer’s Service Conductors Location7 t ~" G& j' x8 J3 L
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches) L4 p; e5 ^0 K! t, F& C
6-212 Wiring Space in Enclosures
- d+ s( |( j; ^6-214 Marking of Service Boxes( z% w) A6 c) ~& E" i- V6 v
Wiring Methods
. n- R! G+ e+ Y7 Y4 c6-300 Underground Consumer’s Services8 D/ y- V+ c* {" ]4 S5 a( e
6-302 Overhead Consumer’s Service Conductors
/ N3 U- e4 V/ |* c) t i6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
3 G( q0 f* Z+ ~. N6-306 Consumer’s Service Raceways
* M& o% I: b6 a! q9 ]0 P6-308 Use of Bare Neutral in Consumer’s Service
$ k) Q9 `9 j& T- ~7 p6-310 Use of Joints in Consumer’s Service Neutral Conductors
2 J2 x5 ^* g( f, |2 W6-312 Condensation in Consumer’s Service Raceway
$ \1 }( H3 Y# ]4 `! wMetering Equipment) R. _: H" N* `, b9 X: W
6-400 Metering Equipment
) p, K+ _, a5 ~* {- k$ o% a6-402 Method of Installing Meter Loops6 O( x7 [9 @, g! V" S* \# a
6-404 Enclosures for Instrument Transformers
6 H2 j" K* |4 ]1 [) N7 F6 f! n6-408 Location of Meters
; S8 L' K/ w# W' E
/ H% Q" D) B- {8 a8 P) lSection 8 Circuit Loading and Demand Factors9 w# `7 X: c$ J3 a1 ~8 U
General
# w- H2 R9 [9 \% J9 w- G8-100 Current Calculations$ c7 F3 M" I8 F, M. L' U- n
8-102 Voltage Drop ( see Appendix D)
; q6 w8 s1 g4 y( m3 T( N% s8-104 Maximum Circuit Loading3 o, ]* q: {) P% \" m; x
8-108 Number of Branch Circuit Positions7 s8 H# R1 U& v9 e( L8 \/ e& ?! T
8-110 Determination of Areas
1 D6 Q" u, K1 @9 p8 v( E5 ?Services and Feeders
5 p% Y$ a2 c9 t6 X8-200 Single Dwellings (see Appendix B)9 K& }4 o9 r: O
8-202 Apartment and Similar Buildings1 ~: V# h: n: C( ~2 Q l5 E
8-204 Schools
- n L0 l* c' c8-206 Hospitals# P* E, s- T5 L* r0 w
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy. q- W/ B; n4 x0 y. H% q
8-210 Other Types of Occupancy (Table 14) g+ h8 B6 i9 z
8-212 Special Lighting Circuits
( p/ ]; @; K5 g6 M. L8 k/ {Branch Circuits
! m& z9 r; a. V3 n8-300 Branch Circuits Supplying Electric Ranges
9 T( R, J0 J+ B# a3 X+ z9 I8-302 Connected Loads* j2 O7 k. y" ]
( u( D9 v1 |$ ^- A
Section 10 Grounding and Bonding6 i, U' h8 u1 x/ g
Scope and Object& K- n3 ~& l$ \8 Q' K4 g
10-002 Object) O {% h- O# ]# g3 R
System and Circuit Grounding* J( J! q" e, Z& p: O9 G% L8 s
10-102 Two-Wire Direct-Current Systems3 l$ H4 o. |+ U: {$ C( y3 a
10-104 Three-Wire Direct-Current Systems
5 M! M d6 Z8 j; u5 s/ u ?3 j10-106 Alternating-Current Systems
|/ n/ P% J- Q, ^5 e5 f10-110 Electric Crane Circuits6 m4 Q% x8 P; m5 f9 W
10-114 Circuits of Less Than 50 V
& |) X% ?, H, U5 q1 W8 T6 Q: e10-116 Instrument Transformer Circuits
( S' J, p* Q9 U6 H: ~Grounding Connections for Systems and Circuits
. L+ R+ _7 s! E; \3 w6 d% |7 R! }3 G10-200 Current Over Grounding and Bonding Conductors
! J4 `' ]; q3 u* U10-204 Grounding Connections for Alternating-Current Systems
6 }$ F9 j& S$ r, N6 V; {4 u$ x10-206 Grounding Connections for Isolated Systems' u8 j m2 ]3 _9 T' \
10-210 Conductor to be Grounded2 M3 J. Z& E9 A
Conductor Enclosure Bonding! |. Y' M1 ]- D8 G! m0 j
10-302 Other Conductor Enclosures
5 t1 z) b) z3 v6 a) J: uN 10-304
0 q7 s# D0 d0 ?Equipment Bonding
2 C0 V$ J4 f2 y7 S10-400 Fixed Equipment, General7 w. k) R) H. {8 p' N
10-402 Fixed Equipment, Specific (3), (4)! @1 r0 [# p9 c0 O C2 k
10-404 In Nonmetallic Wiring Systems
6 l7 h! K. Y. R3 q) `& u0 o# _' c4 _1 G( q10-406 Non-electrical Equipment' u) o n4 V0 B6 M3 a
10-408 Portable Equipment (4)(b)
# x0 q+ | t3 j6 H, C J10-410 Instrument Transformer Cases) k4 s- O3 I& a0 _1 g: D
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less8 L" Z Z0 ~* o
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
1 \# ]/ J' z& T* B L gMethods of Grounding
c) ~# c m- ]) ~7 H3 j" A10-500 Effective grounding (see Appendix B)( y4 d x1 x; N9 R' t
10-502 Common grounding conductors
4 M. p# w/ M8 m; E/ x1 X) O4 S10-504 Common grounding electrodes% I! [" B! Z+ Y5 I9 S
Bonding Methods7 I( k6 H8 |* D9 N. T! W. ~
10-600 Clean Surfaces
: n8 m7 A- X. E10-604 Bonding at Service Equipment* z. F9 y p) @% M2 P0 k
10-606 Means of Assuring Continuity at Service Equipment
3 i4 w7 A* P/ l; d( F. }10-610 Bonding at Other Than Service Equipment
7 E I7 Q! J l$ ?2 }6 e10-612 Loosely Jointed Metal Raceways
! a K) r* g! I" l& C& s1 s10-614 Bonding Jumpers Table 41
! R0 D7 ^; u" ^% ~* UGrounding Electrodes
/ _9 ?' @% d. H( M( A10-700 Grounding Electrodes
. C; [7 h9 J+ B+ J& k m# c0 l& f10-702 Artificial Grounding Electrodes
( [2 j2 k! _: y5 i! {N 10-700 & 10-702! p4 b X0 h$ l9 X. A
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
8 z& Q6 C9 P+ H! ON 10-7025 t- G) Q! @! A2 }4 |* e5 [
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding3 g# N/ K, e' G6 f! b" @% G; P% `
N 10-702
- f+ N4 ~. r5 h( }10-710 Use of Lightning Rods (Appendices B and G)
% `; D" r$ i6 O) c" W5 C2 _% EN 10-706
: E1 }6 K3 z) r( k) [- _( RGrounding and Bonding Conductors& a* W4 V$ x" d3 Y5 ^
10-800 Continuity of Grounding and Bonding Conductors4 c; Y: Q% G1 h$ w" {
10-802 Material for System Grounding Conductors
P1 m5 h3 I; j! \) [% q10-804 Material for Bonding Conductors
O; D' E6 k9 i" _10-806 Installation of System Grounding Conductors
7 s7 p# P4 O! [" l* c) B10-808 Installation of Equipment Bonding Conductors7 w" l. A, H# C& r! r
10-810 Grounding Conductor Size for DC Circuits5 H8 v! h- @) s: V+ K6 P
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
% K% C7 M5 Y2 d. T/ m10-814 Bonding Conductor Size (Appendix B)+ q% c2 O; e& J3 R9 w- g4 f: p% K
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment4 ^+ ?: ~$ {5 n% a
10-818 Bonding Conductor for Outline Lighting3 S+ F! C+ E6 p+ e4 \$ F
10-820 Bonding Conductor Size for Instrument Transformers2 e5 l: N# S6 a7 r3 R
Grounding and Bonding Conductor Connections! v1 U! z) u* w. x$ }; C" w
10-902 Grounding Conduct Connection to Water Pipe Electrodes
, Z$ n/ B2 y: B2 Z10-906 Bonding conductor connection to circuits and equipment
' ]& P2 {( a4 Y10-908 Grounding Conductor Connection to Electrodes
& ^% ~1 ^9 ]0 c8 H6 XLightning Arresters
& Z$ ~9 l$ j6 }8 d: ^10-1000 Lightning Arresters on Secondary Services – 750V or Less5 f% B3 f' y/ Q, n1 V' ?# @
5 e1 ]6 I7 S. r* w0 u
Section 12 – Wiring Methods, d; {1 ?. S& O6 u
Scope
% F- b \% _) O+ Z. r12-000 Scope (Appendix B)
- [/ r" Z; p6 xGeneral Requirement/ g9 u6 \3 }3 J6 d
12-010 Wiring in Ducts and Plenum Chambers& ], ?. B3 P* r; l
12-012 Underground Installations (Appendix B)
# d# ^; g" R6 h* _: L5 y12-016 Lightning Rod Conductors7 K8 r0 F7 Q3 ^4 n- o4 k
Conductors - General1 |3 x1 V$ E7 k. R; v# y6 Y* l7 }
12-100 Types of Conductors (Appendix B) Table 193 \/ ~5 y- |1 z+ c1 E1 c
12-102 Thermoplastic-Insulated Conductors2 g# l6 ~# H/ x; P3 g |
12-104 Flame Tested Coverings. d$ l9 L& B5 i" n E5 H4 g! a
12-106 Multi- and Single- Conductor Cables
; F8 @1 G% g& o: s12-108 Conductors in Parallel (Appendix B)
/ c9 h* v/ E$ k9 _+ g12-112 Conductor Joints and Splices, V, R0 s) V7 j5 q" v" k: p- k( b
12-114 Ends of insulated conductors2 B5 f; e2 j- r
12-116 Termination of Conductors (Appendix B)
2 o5 s, m9 m- {" }/ B12-118 Termination and Splicing of Aluminum Conductors- l) s) B8 Z+ g8 @
12-120 Supporting of Conductors - Table 218 D+ r1 o! k9 i5 \* ^
Open Wiring
7 {- _% b) [+ L12-204 Spacing of Conductors* {1 [8 j0 b; w4 ]) k/ e& D
12-206 Conductor Supports
. N$ x" l0 M5 b, G. d- M$ M: |6 j12-208 Conductors on Flat Surfaces! f3 X, Q7 H# {( _, s
12-212 Protection from Mechanical Injury$ s( R5 I p) g- L) T8 V; n
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
; T! i7 Q+ ^0 q$ u& K/ J2 A12-308 Minimum Size of Overhead Conductors6 {: M& x7 A- o7 r
12-318 Use of Neutral Supported Cables4 }& X. Q0 b/ Q8 }
Nonmetallic Sheathed Cable+ Y7 s0 p. D: `" ?
12-502 Maximum Voltage2 |: ?3 B+ a6 {
12-510 Running of cable between Boxes and Fittings (Appendix G)
; C* r: ^5 g) d8 l4 v }3 I: Z12-514 Protection on joists and rafters' C0 |( ]) |7 a4 y$ @- b
12-516 Protection for Cable in Concealed Installations (Appendix G)* v, E# j% U( c6 z: h
12-522 Where Outlet Boxes Are Not Required6 \8 [; I$ T. I6 W
Armoured Cable
( `/ P; j& h; h$ S" v12-602 Use (Appendix B)
$ `% [9 R* E0 Q7 z$ Z- Z12-604 Protection for Armoured Cables in Lanes
3 J5 U2 B" w* K/ C) {, D8 w& q! D12-606 Use of Thermoplastic Covered Armoured Cable! ?! b( R; _* {! X" }2 H/ Q
12-608 Continuity of Armoured Cable
; z: A; [9 v% R12-610 Terminating Armoured Cable
3 F/ Q- A$ _0 v, x; Q! t. {12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
6 Q; N) L! k3 F, E0 e12-614 Radii of Bends in Armoured Cables$ ^! ?5 Q" q, U5 n' c- g
12-616 Concealed Armoured Cable Installation$ K3 `( l& {, J
12-618 Running of Cable between Boxes, Etc
4 p8 ~7 L2 M; x% I! @8 QMineral-Insulated and Aluminum-Sheathed Cable
% ]# k+ L2 @$ E12-702 Use7 [- K4 \& K( z( H8 \# c z
12-704 Use When Embedded: k9 P8 F1 K; g* `
12-706 Method of Supporting
: R9 W9 y3 A( X0 J' a12-708 Direct Earth Burial0 Q1 f7 `- v5 p. M& H8 }# F
12-710 Mechanical Protection
% V3 z( S/ m. y( \. x m12-712 Radii of Bends
3 l2 X! w* ]0 y0 |6 i: t3 ]12-714 Termination of Mineral-Insulated Cable (Appendix B)
5 M- q7 h" s% W6 \. ~$ S* ^12-716 Connection to Other Forms of Wiring
: T: B5 \7 D& e P E+ UFlat Conductor Cable Type FCC
+ F% K" d: h7 t3 J$ {5 U9 X12-804 Use Permitted9 ]* a4 j- e9 e
12-806 Use Prohibited
. [1 j9 i2 o; F# k12-818 Anchoring) y, h4 y' P2 W( `$ Y, d8 a8 m
12-820 Crossings
5 h: u1 h0 d0 j& y9 zRaceways - General3 u, V H1 P. E$ b3 V
12-904 Conductors in Raceways
) u- Z7 L x0 y, n( a2 Z' X12-906 Protection of Conductors at Ends of Raceways- Y# R, b5 U" E
12-908 Inserting Conductors in Raceways
. R9 i6 G( J9 b% _5 c12-910 Joints or Splices Within Raceways
* G! z- m% `( Z: J# j( d- C" `12-912 Stranding of Conductors. H$ B) z* I3 x4 y% R
12-914 Electrical Continuity of Raceways$ _) r' ~; @* [
12-922 Radii of Bends in Raceways
; T2 Q8 Z; x# Q" d' Q5 ?0 ^N 12-922 Radii of Bends in Raceways Table 7* v. H# N. U6 \$ ]+ E) u4 k6 |. {
12-932 Protection for Raceways in Lanes9 m9 v. P4 w! s0 c2 {7 u
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
& Q T) e, s; B$ e3 C- f: A12-938 Capping of Unused Raceways- b7 ^7 c6 m( }& z9 U
12-940 Maximum Number of Bends in Raceways7 U/ u0 w; M# f: o5 u2 P, n
Rigid and Flexible Metal Conduit$ a" B6 V' t, X# n# ~3 G
12-1002 Use7 j& F4 u9 O6 j* e! Y9 I
12-1004 Minimum Size of Conduits, m) L4 ], q/ U w) a$ A
12-1006 Conduit Threads (Appendix B)# \; t+ r8 l" _$ a
12-1008 Thread Engagement# o8 A7 z* M4 |
12-1010 Maximum Spacing of Conduit Supports
: f+ |) ]3 d# K; {) J U12-1012 Expansion and Contraction of Conduits (Appendix B)
. }& M# A" M9 m, s( }, X x12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 5 _; ^7 G9 ]. U. Y
Rigid PVC Conduit and Rigid HFT Conduit6 S$ G$ a' U% v/ G
12-1100 Use
; o% Z) M: P9 O$ x) [12-1102 Restrictions on Use1 t6 D8 B! a; g. N( g. U
12-1104 Temperature Limitations (Appendix B)5 I" s6 o1 D& S3 D- l6 G8 p
12-1108 Field Bends (Appendix B), (2)
. R. e5 e% z4 i, m12-1110 Support of Luminaires
5 {7 A& k$ B8 X+ k5 }, n12-1112 Fittings+ Y8 f; h8 x3 H% I+ F. X2 V8 A& J: w
12-1114 Maximum Spacing of Conduit Supports1 N) Q8 j5 i- w; `+ d& C( |
12-1116 Support of Equipment6 _8 ?* v7 R/ n4 e0 ]" j: i) l
12-1118 Expansion Joints (Appendix B example)1 Y7 r0 L2 G1 ]( K- A, [& {
Rigid RTRC Conduit
/ N, a( q0 P; V' E12-1210 Temperature Limitations& j1 g% M+ ^) q! E/ s- R$ w
12-1214 Expansion Joints (Appendix B)
) E5 @. ~# P9 HLiquid-Tight Flexible Conduit5 [6 n) c9 Y# [. A
12-1302 Use of Liquid-Tight Flexible Conduit/ A! J1 q2 U7 N) L* x) A
12-1304 Maximum Number of Conductors( r( z* E$ H. b. z7 Z
12-1306 Provisions for Bonding
9 s: v9 c+ W. D2 NElectrical Metallic Tubing0 l+ r& r9 ~: o- t) a
12-1402 Use7 k7 i6 t: D1 k) }% p
12-1404 Supports) \7 H: P; w9 n w8 U
12-1406 Minimum Tubing Size
( _# g0 z- G) b) @8 K! }9 g12-1408 Maximum Number of Conductors
9 i% i+ t- O7 ?6 ?2 D12-1410 Connections and Couplings! }& W( k% V* f. t* q% z
12-1412 Radii of Bends in Tubing0 a1 V2 C$ y. @; a+ p' L
N Table 7
) ^# v1 o. R* @8 @9 JElectrical Nonmetallic Tubing$ A4 h# b2 H/ |, ^! { z$ ~
12-1516 Provision for Bonding Continuity
1 O) ]8 [' ^7 W8 q, y5 I: xN 12-1514
+ T& Z5 h' j! o. l; t3 k) |2 [Surface Raceways
# q0 f9 q! n# x/ u12-1602 Use of Surface Raceway (Appendix B)' w9 w! a/ W2 s
12-1604 Temperature Limitations/ r' h# ^( \3 J! G' Q( I- B( Q
12-1606 Conductors in Surface Raceways (Appendix B)
: _! x2 W$ b' ]1 M: v12-1608 Maximum Voltage
! w6 ^9 T, q# U5 K12-1610 Joints and splices
# P& @: U6 |" q, g9 P0 I2 Q; SUnderfloor Raceways; Y1 a) ]# ?5 w$ [# V. P
12-1712 Discontinued Outlets in Underfloor Raceways( b& [1 N1 A( i4 L: P' ~" u
Cellular Floors
- V" e: p2 Q/ ^& i' E12-1804 Maximum Conductor Size in Cellular Floor
j7 W2 r5 T' f- ^ R12-1820 Cellular floor discontinued outlets, A' u6 a$ m4 b3 ~6 G
Auxiliary Gutters
( o% e- k& R3 g/ ]0 s+ K* g12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces. A' W# z; Z P0 N2 u! x% X1 G+ |
12-1902 Auxiliary Gutter Supports
0 p7 Y. d; T( D12-1904 Auxiliary Gutter Cross-Sectional Area
/ U0 h" @% {6 `9 n! {Busways and Splitters
. s' c" Z; K& \4 s4 a) ]. }12-2004 AC Circuits in Busways and Splitters
" E3 l4 h8 `( h& i0 h12-2006 Busway and Splitter Supports
5 U, u+ x9 s/ \0 Y/ X. h12-2008 Method of Installation of Busways
% E$ L; |9 Z- D) X12-2012 Reduction in Size of Busways3 O d5 Y v5 b6 p+ I7 i( t
12-2014 Length of Busways Used as Branch Circuits7 g9 R8 V5 O: m; v: u
12-2018 Taps in Splitters
' p+ H1 U# o% O8 F# ~4 C' R% LWireways5 B* I/ }9 x; t& O$ M) z! b
12-2104 Conductors in Wireways
' e; j7 G# P2 R5 Q: Z' s5 j5 I12-2106 Taps and Splices in Wireways
. Q1 m5 x, Y9 S T$ L Cable Trays
) W/ q1 s$ K1 O- L2 D U12-2200 Method of Installation (Appendix B)
. q" Z6 i/ {9 g6 j0 c12-2204 Joints and Splices Within Cable Trays5 |) E& J$ h1 } t. ?9 f# ?
12-2208 Provisions for Bonding( ]4 ?' J5 H* q- w
12-2210 Ampacities of Conductors in Cable Trays! k) z4 i! f, i g. Q
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
' \- B# P2 ]2 S/ T5 p2 K4 Y( ?/ b12-3000 Maximum Number of Outlets Per Circuit
' g" Q3 ^& A/ b# ~N 8-3044 W" l5 i5 O/ |$ s$ l
12-3002 Outlet Boxes (Appendix B)
; x1 t, W$ A3 v; {7 CN 12-3000
& W& h/ t! w0 B1 g6 S+ }$ {12-3004 Outlet Box Covers' z* G) Q" |: a
N 12-3002' R7 c7 v) m) W* }' y* {8 u7 @
12-3010 Boxes in Concrete Construction
3 J0 b* {+ E' Y% t @- @4 r& t$ Y) AN 12-3008
) v, F) d4 R. Q, {5 ?4 o: j12-3012 Outlet Box Supports7 |% A" T6 y" z! j- _& F) F* h
N 12-30105 j9 j# f# _! a5 B' g
12-3016 Accessibility of Junction Boxes( W: S- z0 D9 n3 c) ]
N 12-3014
1 D& [1 p0 u* M/ z1 o8 p12-3018 Flush Boxes, cabinets, and Fittings. c' D- j0 L4 Q, K" w
N 12-3016! ?4 [) @1 J1 b$ @% j* K
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) / ]+ f" l8 c! j2 V& W
N 12-3022
, Z) h! k; ~, n ~, i12-3036 Maximum Number of conductors in a Box - Table 23
! p0 x" U5 Q* {4 c7 c0 F. K9 a J5 ~N 12-3034
9 F/ [- I/ V O6 b2 H% h12-3038 Pull Box or Junction box Sizes
" x' f+ R' k0 R1 R5 e+ e9 G% YN 12-3036
$ E7 F! }$ H. |, [% O4 C2 Y" g% I3 m- Z1 V; t+ o+ D
Section 14 Protection and Control
. @4 i% v$ w5 j/ l) \( nGeneral Requirement$ H6 |0 x# M6 l0 G+ n. u4 S
14-010 Protective and Control Devices Required4 }* T. c5 ~$ c1 U' G
14-016 Connection of Devices7 p+ }" a; O1 {) V
Protective Devices – General2 {! @7 f& x' G7 M
14-100 Overcurrent Devices Required
, |( ^$ B3 k+ ?3 |14-102 Ground Fault Protection (Appendix B)
$ C0 j3 T8 c- C* \: k M2 N& ]14-104 Rating of Overcurrent Devices (Appendix B) Table 13
; m3 [8 ~/ n( h( ]7 }# ?, I! w( f9 q14-112 Overcurrent Devices in Parallel5 ~) t m# ~; m
Fuses: D) X, l! ?( f$ d, j; d( p
14-200 Time-Delay and Low-Melting Point Fuses
: f# q) z) V$ u5 u8 T+ v! p/ p6 |, G14-202 Use of Plug Fuses% B+ Y9 m. R3 t z x
14-208 Rating of Fuses0 n4 ~1 `! R7 P* @
14-212 Use of Fuses (Appendix B)& C9 h' S# Q+ w0 N( ]! z. l5 N
Circuit Breakers
! g( p, k1 \5 r T5 d7 H8 f14-300 Circuit Breakers, General
: I. k9 b! n& j; {9 z! i14-306 Tripping Elements for Circuit Breakers( m% j9 r1 U/ s9 ]; k! ~. j
14-308 Battery Control Power for Circuit Breakers* \% ]/ s* d) I$ s. n$ Z1 [
Control Devices - General7 g3 x3 j0 w+ j3 F& ]
14-402 Disconnecting Means Required for Fused Circuits+ P; j2 j3 `. V5 n2 s; B" B& [
Control Devices - Switches! R, W+ J& ~( l# P7 L& C
14-502 Mounting of knife Switches& x3 E& l+ P! |; h- t) W$ t
14-504 Maximum Rating of Switches# \3 q1 @. h" m# Z- `- K# z/ R% H
14-508 Rating of General-Use AC/DC Switches (Appendix B). A+ d t3 t1 Z
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
% Z8 u+ p. C, L L. HSolid State Devices0 X4 n9 _" w4 z. e5 ?: k
14-700 Restriction of Use
& ^4 P s( T$ H) }- R14-702 Disconnecting Means Required) v+ L/ [! e; f, h+ |% _
6 C. O/ a( D2 V7 w" i/ u$ r* V. QSection 16 Class 1 and Class 2 Circuits
. s$ n* T R# }4 I) i) ]9 jGeneral
0 O5 h- R! f8 W$ \16-004 Class 1 Extra-Low-Voltage Power Circuits
: U! D: C: f" w4 [0 N/ N16-006 Class 2 Low-Energy Power Circuits
4 u" D7 {6 w) }16-012 Circuits in Communication Cables7 g$ g1 @8 G& ?/ Z% o' V4 ?# J. b
Class 1 Circuits0 [! S* U- {2 G. b/ H# }
16-100 Limitation of Class 1 Circuits( |7 |0 z! s1 U: [2 ~7 d- B0 y
16-104 Overcurrent Protection of Class 1 Circuits1 y# Q U _/ J7 W& W+ h! `( u) h
16-106 Location of Overcurrent Devices in Class 1 Circuits
# B, C+ a, W# ?! c \7 s9 a6 U16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
r! Q& C- I- `; Z( z' T16-110 Conductor Material and Sizes E. n9 [' x" l) f
16-112 Insulated Conductors for Class 1 Wiring4 k7 n. K, e& ~. I3 u# L$ J' {
Class 2 Circuits
2 i0 X* Z8 ?! j4 N16-200 Limitations of Class 2 Circuits (Appendix B)
6 L( t* B' G _! S16-204 Marking
0 U2 z! b5 I+ s16-206 Overcurrent Protection for Class 2 Circuits6 M* n# C' r7 X. P% |
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)$ h/ Z# A; c I' u3 t
ELC: extra-low-voltage cable% N( }+ y+ p* t% c* N/ C
16-212 Separation of Class 2 Circuit Conductors from Other Circuits" L y0 w0 d% D4 e
! h4 u$ I9 M% b4 J* F
Section 18 Hazardous Locations
0 ^. j+ s6 }2 Q3 U8 T2 PScope and Introduction
4 l, K0 K! q3 l18-004 Classification
1 e" G0 [4 d) v' s0 v$ @18-006 Division of Class I Locations (Appendices B and J)# a2 ]) x0 v A- F6 N N
18-008 Division of Class II Locations (Appendix B)
/ @. F4 |0 e0 W0 A18-010 Division of Class III Locations (Appendix B)
# A; V' f& e; v6 H2 B/ aGeneral
; y) g7 O8 Y" N8 @- U. h18-062 Metal-Covered Cable (Appendix B)9 b+ R9 W1 Y4 ~/ s9 v9 l
Installations in Class 1, Zone 1 Location
' l8 b3 G' T& w' P7 S* [18-108 Sealing, Class I, Zone I (Appendix B)- ]& k& \' M4 B
6 g/ _) n! a7 }, B; h2 k
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
6 t. G6 t: F. k! Y$ L! @" S) s2 lGasoline Dispensing and Service Stations
. j# | F6 a* u- I# J20-002 General
8 E1 P, {5 c. V3 h. X! n, e20-004 Hazardous Area (Appendix B). @: s$ ~7 G" R q2 r
Propane Dispensing, Container Filling, and Storage; d* t& E2 n; _
20-034 Hazardous Areas - Table 63: S$ Y( J8 |0 l" L/ r& c
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
1 K6 Y; }2 o0 K4 \7 Q20-062 Hazardous Areas
6 q- A0 d$ ?6 G' k4 m/ QCommercial Garages – Repairs and Storage. ^/ K( e/ I6 @' f, ^
20-100 Scope9 B% o6 u9 i+ L' [% E, }* n6 B
20-102 Hazardous Areas (1)
* G' r+ D$ n* Y( e1 [3 @( y6 W v2 W: F- R9 A/ _$ i+ i) ^
Section 24 Patient Care Areas0 V: P; ?6 p; W
24-000 Scope (Appendix B)
( G# ~/ X( b3 N& E8 N2 w2 J24-002 Special Terminology (Appendix B)
- P. C0 M# H3 I) O5 M Patient care area1 c2 d2 w4 \: D+ u* k6 E& o- B
Patient Care Areas8 v6 {$ Q6 F' d- U
24-106 Receptacles in Basic Care Areas (Appendix B); _8 n1 A& {2 r- d9 g, e
Isolated Systems& O2 ]+ ? k; A7 U: l
24-204 Single-Phase Isolated Circuits (Appendix B)
% s N3 C6 x& _4 B24-2061 }6 S. G; ?7 p2 B; {$ I. b* z
7 N8 ?3 M- N1 ]: d; A3 a: t& D0 f
Section 26 Installation of Electrical Equipment, o- B9 x8 c: N3 o* K0 I- f
General
$ L+ s6 N" D* _% V5 C, i26-004 Equipment Over Combustible Surfaces (Appendix B): }9 a* u+ W' q- J4 }
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
* Z; G9 c4 ^1 i9 v8 j: F Isolating Switches* z4 [8 E* F' z" g; K, A- |- v: }
26-100 Location of Isolating Switches2 h& }9 B5 g9 s( Q
Capacitors. d( J8 d4 Z. {
26-204 Guarding of Capacitors$ T/ h7 H& W4 R9 |# `) A# T& o
26-206 Grounding of Capacitors
0 a1 d# z/ c& V, m8 r26-208 Conductor Size for Capacitors
6 S! O t# b# v+ v% _26-210 Overcurrent Protection (Appendix B)8 g+ R4 m9 d; b7 C0 s( e$ b
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits4 X/ g5 u! M+ J2 ?; I
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits% }% T" q2 d) H- \% I _1 r. d
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits B' p* T& q1 m. Y
26-218 Special Provisions for Motor Circuit Capacitors8 I4 x1 ~8 h4 w3 b9 {, p
26-222 Drainage of Stored Charge of Capacitors
1 `# @/ @5 Y8 m5 _Transformers
$ h3 b2 `# y: t/ \' v26-240 Transformers, General
/ I0 A$ g+ X! t. Y {) j* n3 @ }26-242 Outdoor Transformer Installations
- K# b; E% q$ p d% W9 d: V26-244 Transformers, Mounted on Roofs (Appendix B)
* ~1 W* I. _$ K+ |26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
5 g* ^# y# D/ }8 _, D# E26-248 Dry-Core, Open-Ventilated Type Transformers- D7 q4 p/ S0 j1 Y5 X' c. d0 Y) m
26-250 Disconnecting Means for Transformers
; X* y8 ^/ k; N9 q! [ J26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
: h0 c+ V, m. S) P' u ]26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
1 n, }- d `$ F7 f26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B). X: A4 C m" Z* l# O8 G0 X* _
26-258 Conductor Size for Transformers
# m8 |$ d: o& `4 w26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
# c8 q4 o p! F& X( ~0 p26-262 Marking of Transformers
% p0 E& F; p' @3 w! _ D. ]0 O26-264 Auto-Transformers
6 ?* B, Q; ]/ l2 n4 Z+ {4 aFences8 V& W+ o( X# w5 @
26-302 Clearance of Equipment - Table 33
) o) Q6 y1 l. W" `1 c: DPanelboards
3 j0 h, a+ {) |% X6 S26-400 Panelboards in Dwelling Units (Appendix B)
: L- `1 t. t! L26-402 Location of Panelboards (Appendix G)
3 [1 s" J3 H- |. S7 K6 NLightning Arresters
3 n9 a( p' L4 ^6 o0 C26-508 Connection of Lightning Arresters
2 f. x- g$ V- j# x2 E, HStorage Batteries" r: K" C/ v, U3 s' Z
26-542 Special Terminology
( ^+ w8 V9 x7 i6 r$ Q26-550 Battery Installation# |: f$ A! m( J) c5 F
26-552 Wiring to Batteries- J* Q: D4 w x+ r6 M# a) U
Arc Lamps! Y r. w9 t0 A, z" z! o% n7 ]% [
26-600 Location of Arc Lamps
A4 b# \: J7 j0 H5 N26-602 Conductors to Arc Lamps" B% c1 |% f6 f% R, A
26-608 Globes and Spark Arresters
0 b9 ?& G, M9 i% ?& C- O: wReceptacles
) c- M3 L J+ u+ s6 t; H; i3 \26-700 General (Appendix B)
5 W0 _; T9 K; P4 ~9 K( N- A, W26-702 Receptacles Exposed to the Weather
0 n& P6 D6 s* |Receptacles in Residential Occupancies
! r- C: v0 Y" c26-710 General (Appendices B and G)
: a/ p* U t" N- y D" ^4 D5 A/ E26-712 Receptacles in Dwelling Units (Appendices B and G)" J* p: z9 O% q
26-714 Receptacles in Single Dwellings (Appendices B and G)/ m3 a* u1 Z' k' `7 K7 c/ a
Branch Circuits in Residential Occupancies
$ v% U7 F: ]& t# g8 \26-720 General
' d# j0 `: d$ v b& ]* U26-722 Branch Circuits in Dwelling Units
3 n4 P. W0 J# `$ e26-724 Branch Circuits in Single Dwellings+ @2 Z7 z0 ]/ o) C! k2 X1 t
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)+ P$ E7 L! m) w
N 26-720 (F)# ^6 d+ h' [0 P1 Q! |6 G# ^) s
Electric Heating and Cooking Appliances
; Q% U" M) d+ F/ u/ V: n- B% M26-744 Supply connections for Appliances$ d% F/ f7 y; D) f% f M* b& G
26-750 Installation of Storage-Tank Water Heaters
( M2 ^- Z$ f* S0 N26-752 Infrared Drying Lamps
! T4 v/ `) e% m( q z5 _# K& v' s8 j( E& A, i+ g$ O" {, u
Section 28 Motors and Generators
]9 c7 ]& f. j0 p+ _General
& S3 M; s; R8 `% V# I1 A9 I28-010 Special Terminology
. h, H1 O' m& s. j! K1 sHermetic refrigerant motor compressor
/ A; i5 a- t! Q* d% nLocked rotor current rating6 s n- R ?3 \* e# Y* u
Service Factor8 U7 t" N" l3 n! X: o: ?
Table 44; Table 45; Table-D2
& z% d4 U8 j7 Y8 J5 G. f" o' Y. WWiring Methods and Conductors$ S+ f/ F1 k! u J; Z6 ?
28-102 Portable Motors
$ x8 c5 a3 O$ @: {28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
4 x; h/ M$ ~0 F& n; W28-106 Conductors, Individual Motors9 j4 p3 }' D9 e1 B; T/ a5 Q
28-108 Conductors, Two or More Motors" \( Y- a0 g1 c. _5 U2 J0 _
28-110 Feeder Conductors1 `6 [/ \7 ]( }% @$ B! e, C
28-112 Secondary Conductors
8 N# L& c; l2 C: ]/ s. NOvercurrent Protection
5 ^" _' U) E7 [# p7 ?1 a28-200 Branch Circuit Overcurrent Protection7 T$ B1 Y# e# A5 Y
28-204 Feeder Overcurrent Protection- E) ]& W' o2 _+ L6 _
28-206 Grouping of Motors on a Single Branch Circuit+ C# u! S, ~8 z; s7 X& h b
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
1 W j1 g5 Y5 ROverload and Overheating Protection
. G4 i7 l) B1 u3 f! p8 l28-302 Types of Overload Protection
* e& L# r `" T6 ]* V& ^28-304 Number and Location of Overload Devices (Appendix B) Table 25
5 _4 ]9 O+ X7 p: \4 r8 C( n7 ~1 ]28-306 Rating or Trip Selection of Overload Devices (Appendix B)/ u3 W3 L8 }# C* ]$ Y, n
28-308 Overload Protection Not Required) a, a! A' k- N" \
Undervoltage Protection
2 U7 \: ]2 @1 I* v- y28-400 Undervoltage Protection Required for Motors (Appendix B)( t5 o1 k/ n5 E1 M; Y; I2 z" H
Control
' u' a3 @; g: x2 ?5 Z28-500 Control Required
* d' |7 v9 Q4 B' A) U' g' d28-502 Control Location
7 w: M1 v9 J+ P ?4 m0 T28-504 Starters Having Different Starting and Running Position. n/ B; T3 p. C7 S/ l4 ]
28-506 Grounded Control Circuit
$ H" ~! w1 e0 r2 d1 @$ \Disconnecting Means
" |/ l# v. w8 Y. B7 H28-600 Disconnecting Means Required6 F) s5 e) S, S+ k
28-602 Types and Ratings of disconnecting Means (Appendix B)
6 e" b4 i) k) L0 L! V. V28-604 Location of Disconnecting Means. A& ]9 F, A) N( M! g$ n& k
Hermetic Refrigerant Motor-Compressors6 {6 n+ D( `( F6 N+ X' x
28-706 Conductor Ampacity
8 C1 c" h. o/ d3 U" c28-708 Overcurrent Protection
4 P1 \' w) U7 y" K7 s28-714 Disconnecting Means% a" ?/ `) d' Y5 O) A5 o
Protection and Control of Generators6 ?' ^% k* X+ _7 c% J7 F, ~
28-900 Disconnecting Means Required for Generators/ A8 E2 [) l- C. ~, B1 U- z
28-902 Protection of Constant-Voltage Generators+ ^2 y. \# s) Q7 T% M: b
28-904 Generator Not Driven by Electricity
: ^0 X* G6 p H/ ]28-906 Balancer sets
8 o# Q3 N, `) J# ]28-908 Three-Wire Direct-Current Generators
$ Q% n; L9 f" ~
9 g% V$ y. Q3 f; l3 | @' G# HSection 30 Installation of Lighting Equipment$ z; `, G2 O8 Z& s5 H; u* W" |
30-002 Special Terminology (Appendix B)
4 F9 v* t* D7 g$ \$ N4 i5 SGeneral; }2 C0 d7 `3 \: D
30-102 Voltage
7 A8 O. X$ U0 }7 i30-104 Protection (Appendix B)
8 f7 V' W5 r* U; `: T30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
- W- ]) r- k( P/ J5 ]1 y5 c$ S" X30-108 Polarization of Luminaires
" q- ~, j6 h- C/ I- ]# V+ _30-110 Bonding of Lighting Equipment1 h; M4 ]! d% s* `" v
Location of Lighting Equipment
A7 [6 _, \8 p$ C& h g30-200 Near or Over Combustible Material& T% ~6 V* f1 y
30-202 In Show Windows0 j7 S j, w* |8 s3 W: M% b& ]) q
30-204 In Clothes Closets
$ G6 k* h# e% [7 ^" P2 i+ T8 ?Installation of Lighting Equipment% t9 e# H( e& w1 B$ [
30-302 Support
) M: M2 ?. N/ E+ h4 v& i, q2 t30-304 Outlet Boxes to be Covered9 M3 D- h B6 p: d/ [4 y+ l
30-308 Circuit Connections9 h9 c' l. s Q% U$ f
30-310 Luminaire as a Raceway
1 v; I& e; d5 w0 b30-314 Minimum Height of Low Luminaires
9 t7 \) D. d Q2 I: C30-316 Luminaires Exposed to Flying Objects
+ m) j# k# n4 P" G+ q" c30-320 Luminaires in Damp or Wet Locations
& G7 K+ ]: ?0 S" {' G0 @N 30-318
3 T4 K; W/ |& ?2 F% `Wiring of Lighting Equipment
( k g/ o: m# L" J# N5 [$ b30-400 Wiring of Luminaires' ?9 R/ |8 w$ l- O2 P
30-402 Colour Coding2 [: B, \9 a l9 b
30-404 Conductor Insulation
8 e0 K- a* e2 k0 b! s30-406 Conductors on Movable Parts: m0 n" H6 b& P- T
30-408 Wiring of Ceiling Outlet Boxes
0 h& F- L8 _% K- N$ C; x30-410 Wiring of Show Window Luminaires
: B, i% d; |0 A" W# U l5 i30-412 Tap Connection Conductors5 L# J" G) i4 d, x7 c! ]
Luminaires in buildings of Residential Occupancy
2 P& \; |% J! r4 m0 n& C8 ^1 `30-500 Lighting Equipment at Entrances (Appendix G). B9 u. e$ i1 \4 s1 j; L
30-502 Luminaires in Dwelling Units (Appendix G)0 w+ m+ }( n( w4 R& r2 {, M
30-504 Stairways (Appendix G)4 t) Z- P" v3 a9 [ {
30-506 Basements (Appendix G)
, h* Z4 n" p5 [30-508 Storage Rooms (Appendix G)- }' t) P5 g$ o9 c* {. b
30-510 Garages and Carports (Appendix G)
& H2 Z. \% d& |) l; h7 @, b, RLampholders
u( Z4 m" u0 Q$ N30-600 Lampholder rating with Incandescent Lamps3 I. Y. W( z2 B% o' }8 {6 c1 L
N CANCEL
8 j: f1 d/ |& ?" R6 G30-602 Connections to Lampholders: u( F4 X/ Z v8 ]* J
N 30-600
* X, A E& b# U3 n. A# S30-604 Switched Lampholders Used on Unidentified Circuits! Z. n- r. O/ c) c( ?" Z* m
N 30-602
9 G' k* F$ i- R& S( p9 S& L30-606 Switched Lampholders with Pull-Type Mechanisms; u& ~! F4 S3 u' P0 {
N 30-604
: J& H/ o5 a; f30-610 Pendant Lampholders
0 a7 N4 f) V" O6 g$ @N 30-608) I9 Q6 i1 n: K( d) O6 N8 X% `
Electric-Discharge Lighting Systems Operating at 1000V or Less
/ P; L' W8 L' S o: K30-710 Control (Appendix B)* i {4 q( `5 m9 D$ W( K+ ] B
30-712 Branch Circuit Capacity
- Q2 }4 O! ^) _! u$ d8 g0 m+ Y9 uElectric-Discharge Lighting Systems Operating at More Than 1000V5 ?# ^, S& a& g; ?8 P
30-802 Voltages, Dwelling Units
- r) i1 m8 q W& [, {. Q7 J) U6 A30-804 control (Appendix B)5 f3 c" a# U# T, }
Recessed Luminaires (Appendix G)0 C1 l4 E, Z7 @0 D7 B) a2 ]
30-902 Spacings for Non-IC Type Luminaires% P- A; T3 i g- m4 M& u& N
30-910 Wiring of Recessed Luminaires (Appendix B)) e0 w3 [/ j1 M8 g
Exposed Wiring for Permanent Outdoor Lighting' b4 ]8 ]# w# `# o; `& s, z2 }' s
30-1120 Branch Circuit Loading and Protection- q5 a6 U8 v5 |& \; o# \: X
Extra-Low-Voltage Lighting Systems
9 s# ?6 V" l, k! q3 ^, l7 _- Y30-1202 Sources of Supply% j$ g9 x; t- v% |' R& y& K
( D9 y# N9 ^3 ^3 FSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)) a6 L, X% l; V% N4 `& v! u& p1 d' @8 C
Fire Alarm Systems! l' @7 G3 v$ W; T( \; l
32-100 Conductors
4 b8 y1 u5 p- |32-102 Wiring Method4 L8 j s7 X2 K0 Y8 h" i
32-104 Equipment Bonding
3 m/ }! A% l% D# p# {8 W32-106 Electrical Supervision5 h' j! w* V! s7 ]3 `
32-108 Current Supply8 F1 t O+ q+ n6 r
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
4 c$ u4 h+ H7 w6 U2 G& {& B* {/ H" IFire Pumps5 [/ p. o) Q& X
32-208 Overcurrent Protection (Appendix B)
( [1 F2 X1 F8 F* d$ a. d& t4 jN 32-2063 y: r2 V$ _/ T
32-210 Overload and Overheating Protection (Appendix B)
% y" P; q1 x. e2 K32-212 Ground Fault Circuit Interrupter (Appendix B)% A- ]; g: R! b* V9 D5 a- Y0 E
7 D( `, ^) c! j5 gSection 36 High-Voltage Installations) y: C8 ]' U. a/ {: Q- W
General; X. P9 v8 G2 q& ?9 P" t
36-000 Scope (Appendix B)4 |' S. s; j- {% ^9 }
36-006 Warning Notices
6 ?4 O1 }0 v0 ?1 qWiring Methods0 l6 V: a& q" ?8 }. |) o; [' V
36-102 Radii of Bends
8 u. \% J5 B) ^6 _2 A36-104 Shielding of thermoset insulated conductors
+ U. k0 ]5 M2 }3 k v3 k36-108 Spacing of Exposed Conductors (1) table 30, table 31: L; o% s& D- j8 [) w
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34/ o) C5 P4 V6 n* M! H' i
Control and Protective Equipment
G7 ~0 N8 A6 b* _3 C36-214 Disconnecting Means
3 N5 j; j; ?6 h1 a/ X Grounding and Bonding
0 k& H: m2 l. c36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
- J. \; S' e6 G1 t7 S$ f( }) {36-302 Station Ground Electrode (Appendix B)
6 j- |! v0 {) N4 I) t36-304 Station Ground Resistance (Appendix B)
# d4 q9 p; i! h/ N7 K* I36-308 Connections to the Station Ground Electrode (Appendix B)
8 l" Z$ Y7 e& i3 R8 a( L2 ~36-310 Gang-Operated Switch Handle Grounds
, V8 C$ r7 \, r* W; `2 u36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations* J, O8 H) w: ~" f. q
) V* c8 p3 g0 d$ lSection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment8 \# ?- E( F) p" v) @( e
38-002 Special Terminology (Appendix B)% j, M' m3 m; a( X4 `
38-003 Voltage Limitations (Appendix B)
8 _8 B' t% P- p7 V38-004 Live Parts Enclosed
- p0 L0 O: }+ y+ `+ q38-005 Working Clearances7 m( P& Y, z+ o) z
38-011 Insulation and Types of Conductors _1 ^6 o q2 W8 e$ H
38-012 Minimum Size of Conductors
* ]3 j, Z/ b: b7 t; b1 E# Z6 J b3 b; Z q; x4 D- }
Section 40 Electric Cranes and Hoists
( J% l( N" m0 [40-008 Disconnecting Means
" {& I, Y7 f% ~" f40-010 Main Contact Conductors
3 A9 b+ W, t8 K& w* o( U# Z% B% s- w; O, H, ?, E
Section 42 Electric Welders' T1 U' D5 x8 f _# o
Transformer Arc Welders) D- t' H: @" o& B
42-006 Supply Conductors
. O" Y9 g5 E) t! M- i5 L
. W7 U1 y; k% V" z, R) [Section 44: Theatre Installations
3 n# y% d/ c/ \% R# `5 GGeneral
5 j0 |6 Z* ]* L" ?: ^* |2 J% ~44-104 Number of Conductors in Raceways
! H o5 j8 B; }8 A1 B- Y9 J44-106 Aisle Lights in Moving Picture Theatres
3 a0 d* v- t' L! VFixed Stage Switchboards9 z9 x$ l; b* Q3 L4 Z- T
44-210 Overcurrent Protection
4 A2 D: [) O3 G& O% p# C/ jFixed Stage Equipment( w% m8 J/ D- E+ H& V
44-324 Receptacles in Gallery Pockets
! ^1 F. [8 u2 [! M7 W: R# f44-326 Receptacles and Plugs
: Z* s4 W8 B6 B
@- @6 j8 a' z; y* F8 B% fSection 46 Emergency Systems, Unit Equipment, and Exit Signs+ l; n" Q$ m/ E5 X: j2 v5 {4 J
General0 y1 l; Q! g. l( y; o$ _! r2 K
46-102 Instructions5 h: ^& g' j* c- I& [4 L
46-108 Method of Wiring (Appendices B and G)
, i( O; j; |2 ~0 }$ @! L$ O' b6 W. u1 I5 FEmergency Systems
- i% M) H* d& _& {2 t8 E3 N9 \0 o46-202 Supply (Appendix G)3 T, Y1 y; {3 G3 J; j* m: l% A
46-204 Control
: o4 |' O+ U5 x46-206 Overcurrent Protection
?- Q$ I8 ]+ ^/ a# K* B6 H9 X46-210 Remote Lamps
% G2 i. E: } Z8 m4 IUnit Equipment- P2 h7 P, ]7 N8 c
46-304 Supply Connections' N4 r* I" z. s
46-306 Remote Lamps (Appendix B)+ x0 m- t0 B5 j/ O" u( s4 V
Exit Signs* r/ t6 p6 X& u! G1 z( \
46-400 Exit Signs (Appendix B and G)
7 j& ?* N; t6 w& w5 r( r3 k# @$ y" {: k! F% k7 [
Section 54 Community Antenna Distribution and Radio and Television Installations
1 b/ D' H! H. G+ P54-000 Scope
; v3 {! w" f' I8 [; q: k0 T54-004 Community Antenna Distribution (Appendix B)
( H% \( B$ E! L5 E0 zCommunity Antenna distribution
) C: i6 N! r1 k3 e' V. L5 E, Z54-100 Conductors
/ _9 h8 u; U5 ~' Y54-102 Voltage and Current Limitations (Appendix B)8 `! H! `8 Z. c; k, l# u
Protection+ U+ k- y/ @3 e6 z& t; _
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
) A9 r* @" t* H& B3 HGrounding/ v" _" _: B' T% l2 @7 U3 t+ s
54-300 Grounding Conductor/ D# p8 Q# k0 V! O
Conductors Within Buildings
% w5 D( U1 \6 ]' R54-400 Separation from Other Conductors, h" [" U" N1 W# y7 F+ c
Equipment* o" \+ D* z! W. o, |$ [
54-500 Community Antenna Distribution Amplifiers and Other Power Sources0 y5 a) d2 ] ^ r$ d+ y; U
54-502 Exposed Equipment and Terminations
, a2 H @' Q, S* V- P# E
/ |% C' r5 q6 fSection 56 Optical Fiber Cables; n* ^; H0 @: t9 Q7 L
General0 h( r" F6 K1 Y% U M
56-100 Special Terminology
: Z% l" C3 {9 S e56-102 Types9 C( ^3 T' l8 ^4 ], H) O# s
Installation Methods' r9 S5 j5 y" l' h0 u- c: x/ K
56-200 Nonconductive Optical Fiber Cables (Appendix B)/ v1 y! G! G( m
56-202 Conductive Optical Fiber Cables (Appendix B)! j8 B& H! h( n* n$ B4 c9 g1 R
56-204 Hybrid Cables+ K" H9 ?& N) p* e
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)' {6 W$ U! _- U& s/ E& Y
$ I4 s. S7 M, f, [2 `& y+ k( v9 `. B. j
Section 60 Electrical Communication Systems- X" E7 K* ]! L# D' K3 M$ K* q0 `
General
+ W2 }9 l2 C3 T& _9 `& q$ B. L60-100 Special Terminology' M9 m" G' y" \' q* L! S8 v8 y
Protection. V, U5 L/ P- }+ |, D( m/ A# h
60-202 Primary Protector Requirements
; C( F% M+ c6 v; [) a! ~9 ~7 o8 QInside Conductors! G& V' K' ]2 r& n9 ~7 P: H; t1 P
60-308 Separation from Other Conductors
3 r& N- f8 m/ {6 m( sEquipment
* n9 V: Y- ]6 G) v* w60-404 Exposed Equipment and Terminations
" p2 A6 x" Z7 d( F) E! e- lUnderground Circuits
0 B$ h# K$ `# [. S) I! w60-600 Direct Buried Systems' z) ?* K6 I& F+ |
+ X# C: M1 I0 }3 |, ]Section 62 Fixed Electric Space and Surface Heating Systems" K/ e2 Y! b/ n2 Y- x# g7 K5 O( ^
General
) v. O& ?$ P1 M" c. W& H, _; K62-102 Special Terminology+ ?" |# @9 ^# | ?" K
62-108 Branch Circuits7 k/ {* E( U% i0 }
62-110 Installation of Fixtures
1 u" e* t" a: z5 g& N% L' `- I! o62-114 Overcurrent Protection and Grouping (Appendix B) (5)
! a, n: z* m' M) s! R4 H8 R6 A9 i62-116 Demand Factors for Service Conductors and Feeders (2)2 }( _6 v- j' P- E6 r% i w
62-118 Temperature Control Devices
7 S: Q' s, Q; c+ |6 [ u9 O" G( f62-122 Installation of Series Heating Cable Sets (4)(7)
8 a3 Z5 q) A$ l' T$ QElectric Space Heating Systems! @* v9 x( J. I2 _( W8 x
62-202 Temperature Control
7 O# V7 x) ^; `. e8 v! c- P5 C62-206 Proximity of Other Wiring (Appendix B)
2 I) p" h; X2 k! t L7 \62-214 Installation of Heating Panels and Heating Panel Sets# ?" z- d5 x, P
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings( t: r' M d+ a* u9 v1 A; n
62-226 Installation of Under-Floor Covering Heating Panel Sets8 n3 F; V* w3 e9 J
Electric Surface Heating Systems
- }7 q/ u0 Z: t; A62-306 Heating Cables and Heating Panels Installed Below the Heated Surface( V7 p# l, k0 p1 B2 T9 Z
' F ?& l1 F8 X& V
Section 68 Pools, Tubs, and Spas
D9 b3 w1 ?# b* w9 AGeneral# l5 S7 f7 X/ R+ q8 A2 t; ]- L! u* S; e
68-050 Special Terminology
' U; H) V q9 V- a8 L6 r68-056 Underground Wiring - Table 61
: G2 {$ v+ J/ o) b" S: j$ h68-058 Bonding to Ground (Appendix B)
T c/ `; t4 i5 A L% |68-060 Junction and Deck Boxes (Appendix B) S7 |# ?( v7 q, z
68-064 Receptacles9 _8 Z J- ?4 Y9 [
68-066 Luminaires and Lighting Equipment9 T, O, N4 B0 p' x
68-068 Ground Fault Circuit Interrupters (Appendix B) S0 f+ `+ u5 B$ h/ t( c
* W$ e* g) t0 e1 HSection 70 — Electrical requirements for factory-built relocatable structures and
; L5 R# B5 F4 \4 p5 xnon-relocatable structures
4 C% J5 ~4 d; g: u70-130 Tests (see Appendix B)' i# s. a, [; j; @7 D
! i r# c4 I8 K( ^7 Q5 F; vSection 76 Temporary Wiring (Appendix G)& z N* c2 M% |
76-004 Grounding
* i' o7 c8 Z! d9 b d76-008 Service Entrance Equipment. E* D( g: S% P7 |4 R$ ?
N 76-006( A0 t& Y+ R; f% K: r3 k* x
76-014 Branch Circuits0 N0 |3 C& c7 Z6 C, G: e# c5 s
N 76-0124 d+ L7 A/ U/ O
5 i2 U# T! W) v: u4 D) Q: t
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
! m: Q6 }* ~3 x, JMarinas and Yacht Clubs v% @# P9 b, }! ]
78-052 Receptacles
: _6 p( ~5 I& ~78-056 Feeders and Services, a" M+ q% ?- l2 v7 p2 f4 g
Marine Wharves, Structures, and Fishing Harbours
' u# L! G+ |) x8 m3 N) \78-106 Grounding and Bonding, k% W9 R8 r& J v4 P3 }: {
Tables
( k6 {8 [4 n. O- D* ~1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,656 T- a# U' }5 _
# [1 G3 h1 L4 S3 Y8 P5 JDiagrams: 1, 2, 7- Z, P# E) q3 A3 `, q) j
u5 X- v2 W$ i5 A
Appendix B
" }. P" B- u" {0 PP352: Ground fault circuit interrupter- 6mA+ {7 S' {0 T5 ]! K/ X/ Z
P354: 2-126 FT1, FT4
% O8 ?3 ^+ C9 ~8 c2 I0 bP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)& f- u$ @6 ]8 b1 I- k; _* U! E% f
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)! c( h9 k3 j7 Q/ Z- j
P370: 12-1012, 1118, 1214 Example:- l3 ]+ u/ F* ]" n2 G
P371: 12-1108' G/ W* E# v3 N9 f/ o7 o$ v
P381: 18-108(1)(b), 18-158(1)(b)
% O+ L6 R7 O3 S- {P386: 24-2068 _$ h# V/ h5 \$ ^. \
P389: 26-256
; {# E$ w }* n1 R+ eP391-P393: Section 28, Example to determine Motor Conductors and Protection" C8 z; M/ l p- j+ e
9 Q: V! y8 Z4 f& Q8 g4 y' _
Appendix D" S8 f) ^/ T7 T# H$ x
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