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Canadian Electrical Code Review Guide
5 N: Y# D7 _' z& I1 m) L3 AFor the Exam of Electrician For Red Seal License4 [$ G7 Q/ h# t9 J
9 x+ O) ?* I0 L+ C) ~0 s2 ~ JLesson One
5 a' L w t) @- ?5 B0 gSection 0 DEFINITIONS
; l2 T& I$ U3 a, y& SThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
1 Y/ L0 O% L& i+ B- X. GAccessible as applied to wiring methods4 J( T. K/ ^$ e3 H
Alive or live1 u6 d4 W ^7 x9 n9 l. v0 s. y2 q6 T
Aluminum-sheathed cable2 H' M. l* C7 a; E1 Z
Ampacity
6 N5 U& i% R/ \5 H1 B9 p/ ZAuthorized person
5 Y; w7 q/ i: x$ n0 qAuxiliary gutter
: \$ ?% i4 d0 t* _- {3 V! QAWG; r4 j8 E- t0 n* ]
Bonding
# o+ H* d9 h# B* TCable tray
; x1 a2 V% Q4 Z# b, N: v/ xCellular floor6 N4 _+ z0 L9 P5 V
Branch circuit2 O5 ]! G" r$ [% o
Bus
1 A5 z: `! s, M8 L5 B2 pBusway: w& U) K3 H! ?) j, w1 a: I
Communication circuit
) f6 J/ s4 t% i1 E! E* o: k: t9 WExtra-low-voltage power circuit r/ ]4 ?, Q6 }
Low-energy power circuit
6 C, m: P7 ]6 i. p7 B* ?0 QMulti-wire branch circuit
% Y. p. n; f m7 V: LRemote control circuit
/ ^, g |- j0 ]% @* r0 j1 XSignal circuit
% u: e. v) T! ?4 |8 e* } mCircuit breaker5 W% ^( I- z P* `% o4 x& [
Instantaneous-trip circuit breaker
S) o) T2 g1 ]6 RConductor
6 q! |2 l+ ^& E) g% a) U4 WConduit
: {- S* A6 O" a, _- R- R Flexible metal conduit
0 E/ C! a+ y- v. ^3 F Liquid-tight flexible conduit
) x9 w0 T w/ m! A Rigid conduit
! z- I M, w* H: ^& H- \+ X Rigid metal conduit
0 `/ v. c4 z( l- X8 Z Rigid nonmetallic conduit
3 G8 K7 w6 y: q# r6 s1 N4 m+ a/ j Rigid PVC conduit
3 B$ L3 _( `7 w zConnector2 n+ f& Z4 h: f2 j) n8 I& J( E
Box connector$ Y* A) j% p5 F0 V( I( Q B
Wire connector y# ~4 L2 q4 a: g+ W2 W
Controller- F9 z! Q) s9 n$ e" F
Disconnecting means
9 p [3 o) t& aDust-tight
: B. E$ k+ E( x* [6 _Dwelling unit
( Q* R4 D4 s. Y3 D( EElectrical contractor4 Y0 U+ i+ K* M: {' F
Electrical metallic tubing4 K5 {% c8 _6 F2 q1 C( ?; M
Electrical nonmetallic tubing
) Z7 r* k" m- @; Z( ]Emergency lighting
3 B! R, w. L/ f! M8 }; m, iExplosion-proof
6 T: G; R! g, P5 d. `5 [' kExtra-low-voltage power circuit3 w1 v f& z7 _0 k. o9 Y
Feeder# [3 s- H: |& m0 a' |, T% ?* Y
Flexible metal conduit
$ w% `/ a" M5 e" f6 @Ground
" S. ]0 [5 O# h; g( F* nGround fault circuit interrupter+ c B, U5 N5 K0 ^ \
Grounded
/ C t; e0 `; j: d4 u+ c9 l& K1 }) [& SGrounding
* [- a# }5 t3 ~7 d9 R2 vGrounding conductor# O! u7 m) f& @! ^
Grounding electrode0 Z, G& ^. \3 C7 c J' ]* z2 [, a
Guarded
% O" `. w" a% h9 o1 }" i K5 z# cHoistway( M- v& y H1 j8 K6 u( a' d- M
Identified. h. e1 @" ?( Y
Lampholder
( n5 L9 [# [ d1 Q" sLow-voltage protection* k$ o% T2 |. I6 u
Low-voltage release, f+ N) [5 {6 s7 N; z* h
Neutral
( Y8 v- e9 f& Q+ J* KNoncombustible construction
, \; O1 ^" \, A' Y; s9 |% mOutlet
0 N/ f5 ~8 B0 {% l DOutline lighting+ X. @# Y. r9 H7 {4 W
Over current device& }3 u7 j* g; V v
Overload device3 E& P6 b! a& h1 S
Panel board% _! S0 ^! V( D/ T
Panelboard, enclosed) @; d' _4 t0 j- k# p0 {5 y
Permanently connected equipment
) O0 U: H) e8 F; D5 r+ bPermit
+ u; {: M& B2 ~8 G2 O7 s5 `/ [: }Plenum# \' J) I% O5 J( u
Portable as applied to electrical equipment
+ ?( Y" N- w) @* w4 n( w, DPortable ground fault circuit interrupter% x$ c4 V/ I. g! ]
Power supply cord
8 P! H9 Z8 V% N5 mRaceway
' ^& J2 h$ i& y- ^" DReceptacle
/ U, J- W2 p2 ^9 E9 j% o6 m2 J Duplex receptacle6 H0 X4 S+ E' K& o
Single receptacle4 r- F/ ]9 [6 t3 y1 h. b! k' o
Split receptacle" a* z( M8 R5 J0 q
Service, consumer‘s
# _+ j9 h" v& A5 _3 s2 u9 HService, supply
0 b6 |1 v0 ]" T+ lService box
. H9 ~ l! E8 ^7 y& N; SService room
, d$ D% c& I6 V7 V' P- VSingle-dwelling
4 e) i. ]. P6 w; E; o" aSlow-burning as applied to conductor insulation# z8 }& U! e6 T# x* `, N
Splitter
* h- W0 q ]5 y E z" MStarter
4 I9 R! [* E M/ [Switch
' r; Y9 P. x& e7 Y3 t# |0 _ General-use switch
/ K- k2 A4 H: o. c8 I Indicating switch
9 I* z ~8 X! v- k. M2 C9 r Isolating switch) {6 Z2 a: m9 {, I! L* y/ o. S- ?
Motor-circuit switch( H) |6 H$ J4 f& ]4 |8 i6 F
System$ K2 P! g( O/ G: w4 i' S9 ^* G8 u
Communication system6 R; Z0 N! W& O% k7 Q
Community antenna distribution system(CATV)
t i& c C7 C9 P5 G4 ]# l& f6 k Grounding system
# i; [, m/ r+ Z5 ~7 w, eUnderfloor raceway
2 a: A" w" n! P8 e2 N, Y2 qVoltage:: m5 J: }6 l' |
Extra-low voltage. j/ _3 w; C7 ?- j" `5 I N
High voltage3 Y3 Z# ]- N) V2 I+ ]' Q
Low voltage/ _) Z6 d, V: w) F1 W$ F
Voltage of a circuit+ H- y9 e6 N0 v( w" J; b4 d
Voltage-to-ground+ F Y& B& ]" Q& X2 p
Wireway8 _2 N! `5 K5 ^; w0 p0 L _
, }- y: P! a% P! ^' L1 }Section 2 GENERAL RULES
* p5 A p, r1 t( L3 W6 | KAdministrative
% K. ]) W; q# Y: a6 P Y2 u2-018 Reconnection
) @* Z. }/ V) j& n) _2-030 Deviation or Postponement% `# b! _' x$ M* `: T- ]
Technical General
: ?6 ^5 p. l x5 Y/ u2-106 Circuit Voltage-to-Ground – Dwelling units
" T8 r. T8 M& J, ?7 R D, d2-114 Soldering Fluxes! i @/ U& p% X5 ?2 d' f5 {& g
2-116 AWG Sizes of conductors2 a, E3 r9 ~" E" W, H& ^" m9 p
2-124 Fire spread (see Appendices B and G)
! S% Q! z* h$ Z0 g/ K& t; P2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G) S4 `; P0 B4 T- C/ ^
Protection of Persons and Property
. u7 C0 L' n3 |. }" t4 ^' A2-202 Guarding of Bare Live Parts( J: J [4 v( {; p$ Q) E/ W7 |
Maintenance and Operation" X! n% r# c5 V3 h
2-304 Disconnection( l2 N. ~$ H+ M" o5 Q. L
2-306 Maintenance of Live Equipment
' t2 N: f. q, c9 Z6 D; w. NN 2-306 Shock and flash protection (see Appendix B)2 H! n& T) @1 G f! c" C, j3 b) w8 t
2-308 Working Space About Electrical Equipment: Table-56
3 s- S$ C, _2 s- [+ R9 ^2-310 Entrance to, and Exit from, Working Space
8 U! ?) x8 ^1 J; S5 G* M& F2-320 Drainage
5 L3 u2 z2 y) y4 S2 b D9 [0 T" S0 a2-322 Electrical Equipment near combustible Gas Meters and other Devices% Y* h+ N, }- ?
Enclosures& k" x! t2 S7 m$ \: s
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) - S- N6 b: |# ^' e. _7 i& a& y
2-404 Marking of Motors: DP, WP, TE
# ?0 h9 b" j: q3 ^
& y6 _2 s. ]. F) i, h8 r3 f5 fSection 4 Conductors
8 D7 {$ Q, ^: G" ^5 ~9 A4-000 Scope
2 O4 X1 K# g5 I! Q6 U. }( L7 O4-002 Size of Conductors: 14#, 12#
. ~0 ^3 h" V) G. B' K6 A7 |2 b4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36' H# |1 s3 H$ b4 \1 |9 P
4-006 Insulated Conductors: Table 19& v1 y& _4 k4 ^! O0 i
4-010 Uses of Flexible Cord: Table 11
2 X' B$ |. I7 R4-012 Sizes of Flexible Cord
5 o, s& E5 ~3 @& R+ p4-014 Ampacity of Flexible Cords: Table 12
- D' Z5 Z- Y6 ]( B3 K" u4-018 Equipment Wire
9 _0 {, ]( E6 ]& t% @$ [4-020 Insulation of Neutral Conductors
: F& O% S; y3 U0 f* C* H w+ Y4-022 Size of Neutral conductor
2 H0 z" \9 I5 g2 [1 ~$ }7 }! T) C4-024 Common Neutral Conductor! t4 ~% G" ]: [3 z& e
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum9 y2 D' D$ E0 Y+ {' ]
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
0 x, Y3 D- V$ Y2 ], ` {4-032 Identification of Type MI Neutral Conductors
2 w/ F4 t4 V7 q3 D2 m5 \6 `; ]- @4-034 Use of Identified Conductors; D) F- X" _. r6 l
4-036 Colour of Conductors: Phase A, B, C, …7 Q3 x( W5 ?( i' c4 u4 N
* b2 h- g1 z( Z; h$ B; B- ?
Section 6 Services and Service Equipment
7 c( B! l" ^; Y2 U7 ZGeneral/ H! v. {5 w( V0 N" ^
6-102 Number of Supply Services Permitted% ]8 D7 d2 J0 x/ b9 A* |
6-104 Number of Consumer’s Services Permitted in or on a Building4 C# g% W, r: x( Y
6-108 Supply Service from an Electric Railway System# }) u4 O2 _- n1 }) A$ u+ u* [- L
6-110 Three-wire Consumer’s Services ( y- f) m; ]" {. v# E8 E' d
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors5 l5 r# g$ x) o) D0 S X2 J% {
6-114 Methods of terminating conductors at consumer’s service! i* S( ` H. z* p1 O) a( q( B$ h. M" _
6-116 Consumer’s Service Head Location
9 E6 F7 G' G7 W. F3 Z( |4 U9 r$ }Control and Protective Equipment' B# D) C( ?( b. u9 L% ? U7 m
6-200 Service Equipment
' H x' E% g; i& J6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
3 N- B, v1 O' [6-208 Consumer’s Service Conductors Location+ n" I. P+ N5 d D! t+ [$ E
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches. y0 Y! |' D. x1 r
6-212 Wiring Space in Enclosures+ [8 x( v) I7 w5 O
6-214 Marking of Service Boxes- I& @8 D+ v+ W$ }* x7 f. Q' f
Wiring Methods2 n, _$ O2 q* g0 y: d5 A4 P1 q
6-300 Underground Consumer’s Services
" t+ ~# T, r" F6-302 Overhead Consumer’s Service Conductors1 y7 i: A0 K" x5 G+ M; Y' f
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable8 X0 L0 X' }) p
6-306 Consumer’s Service Raceways
5 V9 U. c, p/ o3 t+ d6-308 Use of Bare Neutral in Consumer’s Service& n- p. T2 a Z/ E C( Y$ Z
6-310 Use of Joints in Consumer’s Service Neutral Conductors% Z9 K6 U; Z; m/ [
6-312 Condensation in Consumer’s Service Raceway( p0 L1 I6 {5 R: D% H7 a
Metering Equipment( `& a& P6 v# |% P$ [& D
6-400 Metering Equipment& F9 n$ I' `. M* l1 x
6-402 Method of Installing Meter Loops
* A; ?/ ?3 b0 G& K# j4 v; a5 g6-404 Enclosures for Instrument Transformers7 l& I' n' m! u; S' F
6-408 Location of Meters
5 G# s: ]) v: I0 [' P
6 k& W6 z% Z2 W5 M* G, ]Section 8 Circuit Loading and Demand Factors' h# B8 z% l5 \! Q$ w3 N# ]" [8 @: W
General, H- e$ x2 W$ v7 l# {
8-100 Current Calculations. `# Y, ^+ n. i ~* b8 S/ L" k2 W
8-102 Voltage Drop ( see Appendix D)
\1 r( }* H# h- [/ h8-104 Maximum Circuit Loading
+ D1 D! k" r, l8-108 Number of Branch Circuit Positions
. C% Z# U9 q% a. Z9 L1 K8-110 Determination of Areas. m8 `" I0 A5 f2 X" r2 f
Services and Feeders
* B+ y7 U o" A" S8 o8-200 Single Dwellings (see Appendix B)
8 r7 R* W/ I9 W- V# F1 S8-202 Apartment and Similar Buildings3 A* m6 x, s7 V, V! u+ C
8-204 Schools
3 M8 ^ v& w6 p) d1 _9 { M8-206 Hospitals' F Z0 Z' \+ {* }( _. t% V. Z
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
# [7 ~# J0 N2 G1 |& U* l8-210 Other Types of Occupancy (Table 14)
9 m4 V; |, s- n" Z5 u8-212 Special Lighting Circuits* M: }, \' I* M1 O) d9 f, R a8 B
Branch Circuits
4 e& P4 V( ?: k- l* E7 R/ I* {8-300 Branch Circuits Supplying Electric Ranges7 n! h; R; ?1 j1 K$ q% s
8-302 Connected Loads1 T9 _: X& {" K# X* e7 i% S' P* k
/ k9 {: A% f3 x! D8 _" }2 ~& V; r; c
Section 10 Grounding and Bonding g5 o$ |! K9 R- W* p% I1 @) f
Scope and Object: w, `/ V/ [, R/ ^3 f
10-002 Object; U% X' U% _6 s5 ^0 y
System and Circuit Grounding
' v* H3 L, T! M0 }3 `% |10-102 Two-Wire Direct-Current Systems: V( k- H W# \% r
10-104 Three-Wire Direct-Current Systems
1 d, Z5 ^4 q) O8 j3 b$ U10-106 Alternating-Current Systems
5 A4 X3 @3 P! j( ~- U) q7 a8 o8 S10-110 Electric Crane Circuits
$ U* t- ^& v K' g; }$ f2 X10-114 Circuits of Less Than 50 V
7 k5 s- D v S6 T* S, J, z10-116 Instrument Transformer Circuits
* p3 n5 {8 g. J; FGrounding Connections for Systems and Circuits
- l8 T- t& c3 t7 V10-200 Current Over Grounding and Bonding Conductors8 |, ~3 c8 T8 h4 P6 [1 A1 g
10-204 Grounding Connections for Alternating-Current Systems- y- Q0 o5 W, T# X
10-206 Grounding Connections for Isolated Systems! X3 ~, C' S: v- h7 @# t1 Y
10-210 Conductor to be Grounded
+ e! E" v% \0 a8 Y7 ^8 M) ~. a" WConductor Enclosure Bonding1 Y* l; o& Q) u" u! w
10-302 Other Conductor Enclosures8 u ~$ j! w5 L' f8 i
N 10-304
/ p$ J# N8 D* s" h! J7 i( b2 }Equipment Bonding% b, _, d- L# s2 _) S$ l
10-400 Fixed Equipment, General( v4 f! i: j9 V: R2 S& l0 b6 G
10-402 Fixed Equipment, Specific (3), (4)
$ y2 ?/ ^3 w: x1 p! |1 M1 \ x10-404 In Nonmetallic Wiring Systems; @* E& d9 u2 I4 C1 m
10-406 Non-electrical Equipment
* j# {1 u6 B" z8 Q# {10-408 Portable Equipment (4)(b)0 j$ O. q; l& ^/ k1 K( x
10-410 Instrument Transformer Cases7 e- {$ [, w+ `* S
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
( u2 w" g' @% g7 }6 _/ D10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V# L9 v5 O6 s% ?( C
Methods of Grounding
* H1 k% r9 j, h8 H* w& I+ \! b10-500 Effective grounding (see Appendix B)7 F% z' p9 ? }" V+ e
10-502 Common grounding conductors7 f3 D" T/ [& [9 }/ d# u; y) h7 J0 j
10-504 Common grounding electrodes9 f, t/ W$ C2 E8 W# V" b
Bonding Methods) ^6 U* L1 ]: {/ t
10-600 Clean Surfaces1 h/ m" K1 O9 p
10-604 Bonding at Service Equipment v; V1 q2 L, z. p e
10-606 Means of Assuring Continuity at Service Equipment6 o& x6 g# y; j0 l" ~# K
10-610 Bonding at Other Than Service Equipment
1 ~+ y# b0 l }3 m; w: Y' T10-612 Loosely Jointed Metal Raceways6 J5 E7 m, ]# _8 [/ J
10-614 Bonding Jumpers Table 41; s( c) x5 q! R w$ E& g `
Grounding Electrodes" n% B( y- Y2 M6 K$ ^) h
10-700 Grounding Electrodes( Z, v. q( Q' l; l5 j( G
10-702 Artificial Grounding Electrodes
3 F2 V: g, l. g0 a( NN 10-700 & 10-702
" ^# |. T7 U* ^3 e8 Z10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G), i. y+ A2 {$ @- u
N 10-702. Y' x/ ?8 K0 ^6 K; i8 R
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
7 m `, b0 w, B6 Y/ F X+ l# {: v3 gN 10-7027 o& M- o( _9 q0 J4 p6 F% ~
10-710 Use of Lightning Rods (Appendices B and G)& e: B! T. I+ C4 G ?
N 10-7063 K* D4 K- m5 \
Grounding and Bonding Conductors1 O7 g1 O0 E0 t {3 r) H/ O/ j+ M
10-800 Continuity of Grounding and Bonding Conductors( W' l! A7 P* Z, }7 H' k
10-802 Material for System Grounding Conductors) h# Q2 s' e5 Q c) y. X
10-804 Material for Bonding Conductors. c1 e% H+ V: p* N S
10-806 Installation of System Grounding Conductors8 O# T: ?3 {; v7 G/ p
10-808 Installation of Equipment Bonding Conductors
9 W# }6 r- n( B) Y/ R10-810 Grounding Conductor Size for DC Circuits3 ?" I3 ~* I4 G- i G4 l
10-812 Grounding Conductor Size for AC Systems (see Appendix B); o+ y b `$ U$ m2 D
10-814 Bonding Conductor Size (Appendix B)0 ?6 G. D: m8 [1 ?
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment; m" e5 e+ t$ x4 l; D. t6 I/ }+ t0 B
10-818 Bonding Conductor for Outline Lighting
4 A' K8 I) N" q; x7 @$ B: b" K10-820 Bonding Conductor Size for Instrument Transformers
; G7 r8 @! t; x& Y+ _3 v8 gGrounding and Bonding Conductor Connections
9 p, [+ C# o8 [1 j10-902 Grounding Conduct Connection to Water Pipe Electrodes
' H$ R! m) q* E" `10-906 Bonding conductor connection to circuits and equipment
' \, ?7 Z5 J; S3 D2 K. V ?0 ~; f' D10-908 Grounding Conductor Connection to Electrodes8 J2 c- `; @: W- p7 N- m1 `
Lightning Arresters% M: Z& L% }2 ?# g0 E# u
10-1000 Lightning Arresters on Secondary Services – 750V or Less. G+ S: G) L( m3 O! m, n0 n
* }2 K# O" _$ r7 H0 T' aSection 12 – Wiring Methods
( a- B/ G( R5 L! k- y) SScope; T3 R! }$ `1 K- V- {0 r
12-000 Scope (Appendix B)$ y9 ]) @4 w4 \) z
General Requirement
0 o$ J- [# ^3 w7 e! U12-010 Wiring in Ducts and Plenum Chambers
7 U+ T1 K# j6 X- H3 q12-012 Underground Installations (Appendix B)8 U$ C2 g6 G1 q5 y2 u$ D/ k
12-016 Lightning Rod Conductors
6 ]8 V( h& H, [ K0 E' [Conductors - General
7 y6 b4 a$ u5 V# `1 |/ c5 ?$ t12-100 Types of Conductors (Appendix B) Table 197 }8 }' l" m5 I: X+ ~; j
12-102 Thermoplastic-Insulated Conductors+ I4 g4 L2 |8 M; B9 Y
12-104 Flame Tested Coverings# y, z# P3 C& U* Q6 |
12-106 Multi- and Single- Conductor Cables
' J' b0 b1 W _12-108 Conductors in Parallel (Appendix B)
6 f) L/ V/ _3 h, s6 A2 z7 ^12-112 Conductor Joints and Splices
. q9 b& S+ s$ \12-114 Ends of insulated conductors
2 f4 t2 m, j4 b7 R" V0 o" u& Q7 ]12-116 Termination of Conductors (Appendix B)3 h- I- L! A9 [. v4 |
12-118 Termination and Splicing of Aluminum Conductors, x# ?) }; t2 C$ c
12-120 Supporting of Conductors - Table 21$ P: \5 g7 [8 K U5 n) ^5 O
Open Wiring8 a8 T4 |( u: Y
12-204 Spacing of Conductors H: @5 ^" U4 [+ X; F
12-206 Conductor Supports
; r5 s* M* m& l* ?" S12-208 Conductors on Flat Surfaces& x' W1 t8 Z0 ~* \* S% T% f
12-212 Protection from Mechanical Injury
, C6 D# a" Y4 ]7 dExposed Wiring on Exteriors of buildings and between Buildings on the same Premises p! @9 R# U/ M
12-308 Minimum Size of Overhead Conductors
% e5 ?- x9 f* V8 l: K. [12-318 Use of Neutral Supported Cables
- G8 g" h' H3 e( f; ^4 p5 mNonmetallic Sheathed Cable- ?. `5 a+ h# }' T/ G1 x3 s/ r" c# k
12-502 Maximum Voltage
: x" o) w3 O- y: Y. r$ t12-510 Running of cable between Boxes and Fittings (Appendix G)3 Z/ v* i( z% N3 d* u
12-514 Protection on joists and rafters$ o6 e+ ~# s8 a( u& h
12-516 Protection for Cable in Concealed Installations (Appendix G)0 p8 b1 C6 @8 J7 V# l. T
12-522 Where Outlet Boxes Are Not Required
1 |: v z% y5 V y+ ]0 U, GArmoured Cable9 `* {% N9 y N7 c% t. ~: o
12-602 Use (Appendix B)8 r O4 ^+ G% \- E: ]0 o9 ?. {
12-604 Protection for Armoured Cables in Lanes
- U8 ?5 R& f/ K+ X/ j6 O! P% M12-606 Use of Thermoplastic Covered Armoured Cable
. U' ~: S9 w& J12-608 Continuity of Armoured Cable
: `* n7 l7 P3 ^" N# @* U' F3 O2 L1 p12-610 Terminating Armoured Cable3 h2 a1 u2 r4 W- U4 T: ]+ M$ x7 Y
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
; F' F/ J0 w% s+ u12-614 Radii of Bends in Armoured Cables) t1 L& ]* J- I/ k
12-616 Concealed Armoured Cable Installation
- j( V/ O6 s ^2 Z8 R12-618 Running of Cable between Boxes, Etc7 O) d+ U' {3 M% u& w/ m
Mineral-Insulated and Aluminum-Sheathed Cable
( X7 N! B4 _$ H6 L12-702 Use! r6 P5 W$ B& H9 [* {/ A$ F' b
12-704 Use When Embedded
) o1 t# V! a8 [12-706 Method of Supporting
" Z9 A, i" u& w* Y6 N* N2 ^% {/ s12-708 Direct Earth Burial
' ]( v' n# \8 |3 w* k12-710 Mechanical Protection
. x* G# K( S9 @- L12-712 Radii of Bends9 L# r7 w3 i) k5 M4 f
12-714 Termination of Mineral-Insulated Cable (Appendix B)* |4 H- I7 z- g
12-716 Connection to Other Forms of Wiring
" n# \& w! @1 z& K: W; fFlat Conductor Cable Type FCC
6 d2 n; S* y" @$ p! b* ^# h12-804 Use Permitted
% D! v" f# k9 B' p1 k! a' ]. n1 d5 D12-806 Use Prohibited
4 ~5 `, e; p, N* F! q. L7 p12-818 Anchoring1 J0 X0 r% F& R
12-820 Crossings X, F! E5 _( j. C( Q
Raceways - General8 |- u9 g/ ~# u
12-904 Conductors in Raceways( h- e3 b0 O# R7 k4 W$ {! e
12-906 Protection of Conductors at Ends of Raceways
) W' Q! p8 i+ E8 G( N. k12-908 Inserting Conductors in Raceways
" r- [( [* X6 v( R* e$ O2 b5 j12-910 Joints or Splices Within Raceways
- @+ b1 p" H' ]12-912 Stranding of Conductors, Y9 f8 \) m4 a8 W- e
12-914 Electrical Continuity of Raceways
/ Y( _+ z0 v/ H. _& o12-922 Radii of Bends in Raceways
2 N% _& a+ s7 m: O# @/ C2 S+ f, I* L! ON 12-922 Radii of Bends in Raceways Table 7
1 w6 S% N; y. H" L* F/ \$ c) S12-932 Protection for Raceways in Lanes& V5 [& @; ?# t. i- j3 p6 t' }
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
# Z* M/ A2 J- N+ A6 H9 K12-938 Capping of Unused Raceways
+ x7 |' I* ?5 l V' n! w) E- I12-940 Maximum Number of Bends in Raceways
# `1 Y$ h" r/ _( rRigid and Flexible Metal Conduit
8 N% ~6 u0 F/ e12-1002 Use* E8 t3 |0 |* A. e. w, p
12-1004 Minimum Size of Conduits
# @: R E" {1 e9 U. x+ G- g12-1006 Conduit Threads (Appendix B)- `* Q0 g- W' B# C
12-1008 Thread Engagement
3 u# k2 v0 \. t+ s' P# R: }12-1010 Maximum Spacing of Conduit Supports
! F( ~( o1 l. x* q0 r12-1012 Expansion and Contraction of Conduits (Appendix B)1 i# \8 q3 u9 p' V
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
/ D1 V3 S4 B& l/ L, BRigid PVC Conduit and Rigid HFT Conduit1 N0 r7 J& ^6 N
12-1100 Use
/ ]$ _% q' `. i w: p- C: @1 V1 m12-1102 Restrictions on Use
7 W, L: D7 A4 Q2 ^12-1104 Temperature Limitations (Appendix B)
: v+ L/ v5 l! g1 q2 a: q# w2 M! ^12-1108 Field Bends (Appendix B), (2)
4 W) m) F* @4 d12-1110 Support of Luminaires# y; ?2 \& T. a9 X( x
12-1112 Fittings. C8 j) M7 _" ^
12-1114 Maximum Spacing of Conduit Supports9 a u; z1 [ P
12-1116 Support of Equipment
" A; W( h0 w; a9 Z6 e: N/ ?12-1118 Expansion Joints (Appendix B example)" b/ \" V8 i' U/ V$ a7 G7 G8 |9 n
Rigid RTRC Conduit' U6 _: O% H( A% {2 U* `
12-1210 Temperature Limitations. H( v* p8 O8 ]+ M
12-1214 Expansion Joints (Appendix B)
: b; f, i9 R) o4 Y( [5 E5 Q, i7 xLiquid-Tight Flexible Conduit
7 k* m2 e& R/ Z+ X5 H0 d12-1302 Use of Liquid-Tight Flexible Conduit
" k1 @6 [7 K" a6 ]2 q. b12-1304 Maximum Number of Conductors
0 {% x E4 \) V {9 Z12-1306 Provisions for Bonding+ a% A: f. c% x, p% @
Electrical Metallic Tubing0 M- {9 r2 I' f0 m3 y2 j+ m
12-1402 Use- l9 g* l8 [" ?* c
12-1404 Supports" J2 `9 }% I1 F; e
12-1406 Minimum Tubing Size
+ h8 L4 i: Z7 B. y) J5 e( @12-1408 Maximum Number of Conductors
! d, M4 n' i! l5 K12-1410 Connections and Couplings! u& U+ f0 w0 }, j, m
12-1412 Radii of Bends in Tubing! W F- w. ^6 O! V C" [
N Table 7
$ d. P& L. ?2 K# {- MElectrical Nonmetallic Tubing9 J: Q. ]& l) w* F
12-1516 Provision for Bonding Continuity1 [7 x* n5 t4 n
N 12-15141 P. L) R& [# L) l# Q& I+ q
Surface Raceways
$ y$ n7 I; F/ z9 d( I+ [12-1602 Use of Surface Raceway (Appendix B)6 u9 y6 q- R( L! e* S
12-1604 Temperature Limitations/ {/ r% N" [8 K+ [
12-1606 Conductors in Surface Raceways (Appendix B)8 n: s- W Q% B/ k5 r/ Z
12-1608 Maximum Voltage
+ o) ^, Q. c/ _1 o9 j$ m: Z" Z7 }12-1610 Joints and splices
0 R: |/ n/ D/ q3 ?Underfloor Raceways6 x& e% b0 D' A3 E
12-1712 Discontinued Outlets in Underfloor Raceways
) _( O0 z% _1 ^8 L/ f& _9 e9 uCellular Floors+ u* [ R' d2 }5 [3 P& p3 y. s+ X
12-1804 Maximum Conductor Size in Cellular Floor W4 q4 N. C: P; G( _4 T' e
12-1820 Cellular floor discontinued outlets
9 D8 g: y" v/ ^) ?1 pAuxiliary Gutters
. o, C0 Q5 M0 Q6 u8 L4 v12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
- B% [, J) Q7 t2 E& J12-1902 Auxiliary Gutter Supports1 z: J x5 Y8 d/ C6 T1 Z
12-1904 Auxiliary Gutter Cross-Sectional Area
/ Q( A5 s- f. J8 x8 R" X' KBusways and Splitters
' A% N' M: \: v% ~12-2004 AC Circuits in Busways and Splitters
6 x" { m- ` a% c% m12-2006 Busway and Splitter Supports1 e, V P/ z% p" L6 @: h
12-2008 Method of Installation of Busways3 M. x. j. G( b2 f$ J
12-2012 Reduction in Size of Busways
1 P/ \( k2 ^5 W' p1 I12-2014 Length of Busways Used as Branch Circuits4 {; G+ W% u6 G, c8 |. N' D6 u
12-2018 Taps in Splitters3 f4 C* Q0 H4 t3 G$ B8 D u! m
Wireways
! P+ A. ~ U X A12-2104 Conductors in Wireways* f* b1 l3 y9 `' g4 _
12-2106 Taps and Splices in Wireways d- I* g# z$ g% `8 ?) u
Cable Trays6 z5 B" ~* B5 o
12-2200 Method of Installation (Appendix B)
' f/ }' P# y! D12-2204 Joints and Splices Within Cable Trays2 }8 R5 a2 z) l' e/ i! N5 s6 b
12-2208 Provisions for Bonding
" p$ _& P9 i7 E2 H% g12-2210 Ampacities of Conductors in Cable Trays: {6 H8 n6 j5 |
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
5 e) c6 q8 r' j ~& j( p: D: a( N12-3000 Maximum Number of Outlets Per Circuit
6 u) c0 ?; z1 j8 {" m% B6 R) zN 8-304+ s% i0 H- Z1 m3 U- y5 g7 d3 a+ [$ s
12-3002 Outlet Boxes (Appendix B)& K# a4 v) I9 @$ ]7 X
N 12-3000
& `0 G0 U" ~/ Z8 e12-3004 Outlet Box Covers
. J6 P1 n( t- `, {5 ^/ l3 B: WN 12-3002
$ n& {8 `, N+ y# b. y! m- @ d; r12-3010 Boxes in Concrete Construction
8 }2 x' O* b; A' h, U7 `; oN 12-3008
2 m5 u& w2 u3 D6 ~# l' s12-3012 Outlet Box Supports
* C F9 ~, c4 ^% DN 12-30102 D: t# d" b) \4 J8 ]8 u7 Y0 Y
12-3016 Accessibility of Junction Boxes8 ^5 j8 E1 p1 p
N 12-30148 U, |8 [/ I8 D& l
12-3018 Flush Boxes, cabinets, and Fittings
/ ~- m+ i& K0 l ]6 ~) l4 g2 z. |N 12-30167 a$ v" e7 R, I/ B
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
$ j4 s$ \. O( e. ~" b7 B% x. u! CN 12-3022
9 {- a5 l" \$ E( q) I! \12-3036 Maximum Number of conductors in a Box - Table 23, \/ \* Y% t( V5 E& s
N 12-3034
8 `8 f K5 u7 n2 A7 M$ D12-3038 Pull Box or Junction box Sizes
( y1 v6 g% D) h% ] ]( fN 12-3036- ^; [' ?8 T n; s" ^
3 M$ c. _: G3 X) l9 NSection 14 Protection and Control3 b* n7 O- p' \" N J4 a6 k) ?
General Requirement
6 t+ ~5 \& W y0 s; G: E( f- J14-010 Protective and Control Devices Required
* i+ k: v+ L; @) h6 q2 Z14-016 Connection of Devices9 k: s+ i; Q" E7 i f* g
Protective Devices – General
3 ?- A$ y6 ^+ Y9 u 14-100 Overcurrent Devices Required( q) M7 j( o' j! b
14-102 Ground Fault Protection (Appendix B)
4 N2 c& m7 \9 x4 c* }( G' P% M14-104 Rating of Overcurrent Devices (Appendix B) Table 134 d/ ~! t- x: |. |( |" d3 z! h3 m
14-112 Overcurrent Devices in Parallel
! C: z+ I9 |9 q J. _Fuses3 S4 { v z$ Z$ }
14-200 Time-Delay and Low-Melting Point Fuses6 Z$ J& r/ z$ b
14-202 Use of Plug Fuses
, J. w0 Y$ X, Z6 s: r K' h14-208 Rating of Fuses
3 w& ?. z7 m) m' U14-212 Use of Fuses (Appendix B)/ ?3 X I- D- A, R6 u V, ?2 @2 E3 m
Circuit Breakers
% Q c0 i/ O/ F6 Z) I' s! Q14-300 Circuit Breakers, General
4 H P! `! ~( U1 o- O14-306 Tripping Elements for Circuit Breakers6 `* @1 q0 D7 C. s! l5 e
14-308 Battery Control Power for Circuit Breakers
. U) c0 K3 F; g% Q; ^0 {3 R3 a$ DControl Devices - General
/ P8 ] T* |9 ~& j$ e# y' u4 J: ~14-402 Disconnecting Means Required for Fused Circuits
7 _! f7 Q" a% U) Z. P. V+ J4 Y( TControl Devices - Switches+ s6 e9 \1 N' @: B2 N
14-502 Mounting of knife Switches+ m, H9 I! P, i) N
14-504 Maximum Rating of Switches! }: d! l/ g; }/ V( A& R
14-508 Rating of General-Use AC/DC Switches (Appendix B)! Y6 r3 D9 a. H, y& M% }% `
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)* |" ]' B. Y. L" T3 p: y
Solid State Devices! Z& i1 M b; u' S! k
14-700 Restriction of Use
% _: c& t/ \) q0 [) S14-702 Disconnecting Means Required
- R1 G! A; C4 M' V9 U" x: V, O `4 S; C
Section 16 Class 1 and Class 2 Circuits. y5 r+ @9 Z( e2 e* [& t
General
- V' ]$ C4 @8 W" G16-004 Class 1 Extra-Low-Voltage Power Circuits
9 L$ u* T7 q0 X4 G4 T/ W4 ^3 F16-006 Class 2 Low-Energy Power Circuits# K# A+ S g+ b5 V
16-012 Circuits in Communication Cables
2 F" H; I2 ]0 c! @Class 1 Circuits
. W! b5 |- m; i7 l! T16-100 Limitation of Class 1 Circuits: Z1 i* ~ H f0 C
16-104 Overcurrent Protection of Class 1 Circuits
* M+ a5 p$ ?5 @' o1 j16-106 Location of Overcurrent Devices in Class 1 Circuits
, T e" t) m+ |" c16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers& t1 c2 P8 f) h6 n8 s# v
16-110 Conductor Material and Sizes
; R- }& g j7 z: T* B- {- L0 k16-112 Insulated Conductors for Class 1 Wiring
3 p2 j( I) D3 D! g, I, IClass 2 Circuits
. s i. B5 d6 Y7 y16-200 Limitations of Class 2 Circuits (Appendix B)
& @/ M' Z1 v: U! f* X16-204 Marking
8 q8 l" q" [; H' i2 u6 [16-206 Overcurrent Protection for Class 2 Circuits7 u1 G8 G, y$ c5 o2 s
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
f# v! A. d. U9 C; }ELC: extra-low-voltage cable& O0 {9 _+ `: j/ H2 L! w* l! b% g
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
# y, N3 R$ q' E# k% y
. h/ d( M( o9 [9 h3 PSection 18 Hazardous Locations
+ U# u0 N s" z$ X) z pScope and Introduction' l* T; i( E) q; M9 l1 v2 f: L. ^0 E* s
18-004 Classification6 N# ~, z/ [4 e
18-006 Division of Class I Locations (Appendices B and J)+ z* }3 U( d; p& Q V. @& }
18-008 Division of Class II Locations (Appendix B)
, m6 J+ z- m' T18-010 Division of Class III Locations (Appendix B)' y8 E% ]3 J' y. B; r
General
! [2 e, } g' f+ \! k18-062 Metal-Covered Cable (Appendix B)
/ t% ~% h) ?5 `! c9 Q& c& _! W. d' gInstallations in Class 1, Zone 1 Location
% e1 o- Y; I/ }" p% |+ T- e18-108 Sealing, Class I, Zone I (Appendix B)
% q3 H) ~/ c1 |$ e1 s% M {% p1 l4 U" ?. H! w. Y- Q- {
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
+ }0 p( N1 l& F4 F& o2 }/ QGasoline Dispensing and Service Stations
: a- \- @$ n: Q: }' w0 O" u20-002 General
& K( ^, g2 O6 V7 u% O, T, `5 e20-004 Hazardous Area (Appendix B): w& _) O y$ D1 W9 t
Propane Dispensing, Container Filling, and Storage
- G) z2 V$ B( v3 |" R20-034 Hazardous Areas - Table 63
; g2 r h+ b# H3 F2 d5 mCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
, y# r' V( H2 J& S20-062 Hazardous Areas
d5 a+ R" c. c1 o1 JCommercial Garages – Repairs and Storage. ]& V: f7 g, N1 Q
20-100 Scope
}, ~0 {+ A) T) H \' x20-102 Hazardous Areas (1) ) w- ?4 q _ V
, g* Z% x* ~, i* h: {: A4 `7 I
Section 24 Patient Care Areas
9 f! v" B6 }. G6 e: l/ [24-000 Scope (Appendix B)! N9 Z2 d" i( L' o0 C4 K0 M8 G6 Y
24-002 Special Terminology (Appendix B)
, j5 f. }) M( P$ j I+ o( Z Patient care area! H% [( K6 G' \' S/ x L* C8 b0 L/ I
Patient Care Areas
, Q" o) N% t; }9 Z- d2 h24-106 Receptacles in Basic Care Areas (Appendix B)
3 A6 m9 ?5 a7 zIsolated Systems
" H/ u7 z! L, u24-204 Single-Phase Isolated Circuits (Appendix B)- R: L: ^. O: l6 \) L% N
24-206
! T N0 r2 X0 `: v* s$ H1 P5 s, o5 x) i+ B: Z
Section 26 Installation of Electrical Equipment) v2 S7 _9 J; p* a! |. G/ \+ V
General
; j- a3 e0 I( U3 i5 w0 ~. s26-004 Equipment Over Combustible Surfaces (Appendix B)
6 `" a7 [7 N7 U* T; W7 g$ u* f. P26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
6 h- d. x, ^) L) _3 w; M6 X Isolating Switches
6 i4 u8 `- u+ t5 r, q26-100 Location of Isolating Switches3 ?0 R A# w1 A+ s" R4 Q3 L# L
Capacitors
$ r' d' P2 ]8 a, j D1 S26-204 Guarding of Capacitors6 b5 g! A- y* p9 ^
26-206 Grounding of Capacitors- F: M$ @4 W6 C4 A- f
26-208 Conductor Size for Capacitors2 t: T! n1 y6 _# g+ m& ~
26-210 Overcurrent Protection (Appendix B)- A8 E' F: ]1 t: z. x
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits0 M! E; K. ^+ D+ V5 O1 W
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits5 W- ~; f7 K) M
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits) p& h7 }* d9 _# f; m
26-218 Special Provisions for Motor Circuit Capacitors) E5 T6 C* H/ v, E [1 j# S
26-222 Drainage of Stored Charge of Capacitors; F2 H* w+ [; B, v0 w. [& X
Transformers
/ l. d) f' L! ~. L5 h! n26-240 Transformers, General
R# t! N3 @- ]7 u- Y( i26-242 Outdoor Transformer Installations
% E! [- ^4 [ S( }2 h9 F0 p' i5 z26-244 Transformers, Mounted on Roofs (Appendix B)
. c; f- r) D3 C9 O& e$ c26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
+ d4 P3 W" J3 N7 f5 o/ k26-248 Dry-Core, Open-Ventilated Type Transformers
( `* z1 N* }: | w3 X. D) E) s- R26-250 Disconnecting Means for Transformers) Y0 }4 i' C" ]5 u
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V# |1 J% C& |4 e2 a$ \$ t/ i
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
: w* x' [5 c5 f7 f/ B, B, k26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)9 G9 X( D; q( ]6 S/ |
26-258 Conductor Size for Transformers$ I' `/ `0 x/ F( \1 y% ^, Z# {
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)% C, {" R, T! s+ z6 |6 k0 E+ N. ~
26-262 Marking of Transformers8 u8 P1 i# p; ]/ Q6 }/ g! h2 T
26-264 Auto-Transformers
- d9 {& u! d O; MFences
: |6 f1 R1 p( X6 f8 v6 }26-302 Clearance of Equipment - Table 333 h2 F+ n0 l6 ?2 U3 X2 d" P2 f0 m0 Z
Panelboards7 m+ M: L# N4 Q3 h" @- X' B
26-400 Panelboards in Dwelling Units (Appendix B)! I. G8 F d% Z; B
26-402 Location of Panelboards (Appendix G)' L( e1 E$ C! }( F. q$ x
Lightning Arresters h8 L% c, v+ U3 a7 G
26-508 Connection of Lightning Arresters' {0 \4 B5 A4 I/ P8 F/ f8 ?. R
Storage Batteries6 q0 F% \8 y+ o, v) w$ o% }
26-542 Special Terminology5 O! M y* H# O5 j# H
26-550 Battery Installation
8 |9 Y/ i5 Y/ F: ^26-552 Wiring to Batteries
" W8 D- L2 _8 h9 uArc Lamps8 N( S$ i1 I Y) p+ p. p4 O
26-600 Location of Arc Lamps
8 c& W- r+ K% T: Q9 m26-602 Conductors to Arc Lamps; W8 ]' f! e& F) L# D3 i
26-608 Globes and Spark Arresters2 x0 k0 Q6 t7 T
Receptacles4 |4 P$ f* `2 f9 ^
26-700 General (Appendix B)
2 C6 U! o; _! n% _: v) {" r26-702 Receptacles Exposed to the Weather5 T6 W: c$ S5 O0 P# r
Receptacles in Residential Occupancies
! n; d, Y3 w/ r8 }. h. N26-710 General (Appendices B and G)
8 H0 ^ j% |) c3 f5 e" C26-712 Receptacles in Dwelling Units (Appendices B and G)
9 E H: U% N+ v% s26-714 Receptacles in Single Dwellings (Appendices B and G)
$ Q* k/ G4 z8 ^5 j/ TBranch Circuits in Residential Occupancies
; X4 g1 a# ~/ ~! U6 \- I26-720 General/ j3 _/ D. X, H. R, P/ J
26-722 Branch Circuits in Dwelling Units
. }/ y5 ?+ l( y' d26-724 Branch Circuits in Single Dwellings+ n8 `' L3 y5 U+ i% f: _1 Q
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
. M6 t, \8 @9 c1 J' Q. i) mN 26-720 (F)
0 u9 S: j5 P7 L; T8 |. K; u nElectric Heating and Cooking Appliances
" g& a( o$ r! o% f26-744 Supply connections for Appliances$ ], S" e, l& ?' I
26-750 Installation of Storage-Tank Water Heaters, [/ T6 _1 l8 S. m; l2 R/ G
26-752 Infrared Drying Lamps |* ?8 H2 ]/ E
( e0 J$ m4 {; q5 |
Section 28 Motors and Generators# W7 m, U1 @" T$ Y% P; M5 Z* z( C' {+ Q
General
; F( o- Z* `$ S0 p) o* u28-010 Special Terminology7 G1 H5 x5 U3 r5 \
Hermetic refrigerant motor compressor
- n+ K. ?; P, tLocked rotor current rating5 R9 D! g3 w: I; H# w
Service Factor
6 V4 B) Q# _. P/ z, PTable 44; Table 45; Table-D2
1 b; {- ?/ ?. @# v" F0 |. v8 {1 ^Wiring Methods and Conductors Q. E* i- P0 k
28-102 Portable Motors
* }+ c7 }! j) [, M* u. V28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
" D: z/ }- `/ {& e3 ?6 P6 @28-106 Conductors, Individual Motors
1 l% y* c v. n0 S J28-108 Conductors, Two or More Motors
! Y! N6 \7 C- I3 Q* x8 @2 w28-110 Feeder Conductors2 } g6 @' U- i" u5 }
28-112 Secondary Conductors/ ^* F! _( }, L% L( Z
Overcurrent Protection$ w1 T3 H& Y" d3 m3 y: X
28-200 Branch Circuit Overcurrent Protection5 y: j5 K, V4 Y4 o1 B9 V/ m3 O
28-204 Feeder Overcurrent Protection
/ J ]) S9 p- E4 M/ b28-206 Grouping of Motors on a Single Branch Circuit/ I+ j* s$ ?1 `4 a/ O+ t" k0 Z
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
T6 ?7 ], F( t0 tOverload and Overheating Protection, w* b! Y# G- M& C( c
28-302 Types of Overload Protection- B4 |5 _* P2 g6 H8 [: w- J3 h9 R
28-304 Number and Location of Overload Devices (Appendix B) Table 25
8 `' f L+ u4 _: W! |. z/ \28-306 Rating or Trip Selection of Overload Devices (Appendix B)+ l) j* e; X' C1 e2 k- B1 T* j
28-308 Overload Protection Not Required
5 v7 \2 F7 j: C! FUndervoltage Protection ( z9 I) d( N# M! @
28-400 Undervoltage Protection Required for Motors (Appendix B)% w+ X! m- H9 }9 p' M
Control3 W( p: l% d1 l2 N
28-500 Control Required4 c. F' d) t. v+ c, ~( A" A+ l: |
28-502 Control Location
R' v6 j3 e! }% W* z! a28-504 Starters Having Different Starting and Running Position
1 B9 {7 \* }) [5 V) O: W28-506 Grounded Control Circuit" x) Q% R6 |1 v' U" P
Disconnecting Means9 [6 R4 X: `! ]" y( {0 k1 Y) B
28-600 Disconnecting Means Required
2 P6 r! g4 ?, u5 _4 @# t: H2 S& ^28-602 Types and Ratings of disconnecting Means (Appendix B)5 S5 q8 b$ ^6 Z- S
28-604 Location of Disconnecting Means
& h: i: E* s: |$ D) g Hermetic Refrigerant Motor-Compressors& x0 O, q4 X. y4 i6 M+ L% ~* z
28-706 Conductor Ampacity
* S. N# Q& c5 g. O! x28-708 Overcurrent Protection* D$ M- R, U3 t! y1 |0 ~
28-714 Disconnecting Means
- A* Y1 G! ^; d* j5 A- NProtection and Control of Generators2 q+ P# F7 r9 U2 A1 ^
28-900 Disconnecting Means Required for Generators& H/ T1 {% h. ?" w1 D: f7 n! `: n1 h
28-902 Protection of Constant-Voltage Generators3 y+ b4 A" \, E
28-904 Generator Not Driven by Electricity
' m. ^: U! s" y28-906 Balancer sets1 D8 [( n' b6 l
28-908 Three-Wire Direct-Current Generators# t3 q8 |1 c" A7 c9 i) z8 s( p
. y+ E/ p# p# l: Y+ H
Section 30 Installation of Lighting Equipment
4 s) E: g; S6 k0 N* {, q5 `5 t30-002 Special Terminology (Appendix B)
+ {- i( s; @0 o% M* E( |/ zGeneral
! X0 ]/ X% Y5 q+ G30-102 Voltage
7 O" z- A* `' U) x! M# V30-104 Protection (Appendix B)- k2 `) z2 B7 O" D, R; S
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment- m) z- T$ H! z+ a! e6 q _( I
30-108 Polarization of Luminaires" ^' i. \0 F& ^6 g* u$ n
30-110 Bonding of Lighting Equipment$ J7 u2 Z) c- f* b- X5 l7 K1 I
Location of Lighting Equipment
! j1 r! J7 m2 Q5 l6 F30-200 Near or Over Combustible Material
* N& W3 L3 N( o I8 l( I9 K30-202 In Show Windows
4 t4 O8 H) T7 u6 V! c% W' D, K30-204 In Clothes Closets
) \8 {5 c# t# J: M! C& `* ] S vInstallation of Lighting Equipment K7 g5 R1 X; K: @
30-302 Support, }. D0 d4 W8 e4 ]1 k* K! @ E
30-304 Outlet Boxes to be Covered1 {1 H% z- \* B
30-308 Circuit Connections( s6 j( N# Y0 ?
30-310 Luminaire as a Raceway
/ ]3 K/ y! O) w6 m' L30-314 Minimum Height of Low Luminaires
L' K5 E8 }! O8 T; A30-316 Luminaires Exposed to Flying Objects2 }) ^3 d G# V
30-320 Luminaires in Damp or Wet Locations$ \4 E, A2 Z- Y3 R* [
N 30-318
+ X1 L! j. y. A$ `6 iWiring of Lighting Equipment- b) g ~5 [ x; Y0 q9 l+ u
30-400 Wiring of Luminaires" g$ B" o& A( a5 S+ l/ y) B
30-402 Colour Coding
' w7 x( M# e$ D/ J! W9 y30-404 Conductor Insulation- F% Y! e* E, E
30-406 Conductors on Movable Parts1 E- u8 W8 z: |' W |+ q. E5 v! X
30-408 Wiring of Ceiling Outlet Boxes
# S1 ^: d* C( C) E" P) ~2 T- ?% C30-410 Wiring of Show Window Luminaires/ U% ^' O3 u$ B5 O; `- b0 j3 ?
30-412 Tap Connection Conductors# o, }" k0 V% a2 f0 S& r
Luminaires in buildings of Residential Occupancy. ]' p6 B( K4 O- S6 x
30-500 Lighting Equipment at Entrances (Appendix G)
, z. S- y- G- i+ ~% [- S30-502 Luminaires in Dwelling Units (Appendix G)/ @: t K) i1 t9 E; D
30-504 Stairways (Appendix G)3 {5 A" e/ f$ l2 Y6 n, I
30-506 Basements (Appendix G)
* v8 Q% w& P( y6 M/ L30-508 Storage Rooms (Appendix G)
$ n( V! S0 a. d$ i30-510 Garages and Carports (Appendix G)
$ V: c! o) R( ?$ z# j" hLampholders: e1 Q$ ^! b5 R. p; Z& W1 q
30-600 Lampholder rating with Incandescent Lamps
. S8 _. Y! ]0 M: T1 h! lN CANCEL. \; `1 M1 |9 y* H8 U
30-602 Connections to Lampholders6 U0 V! i7 V; ~1 m0 w+ B
N 30-600
Q4 ~- t) r& l& G30-604 Switched Lampholders Used on Unidentified Circuits" a- \/ a0 K% {# p9 w
N 30-602: }# F" x4 @! q& L7 L: \& s# S
30-606 Switched Lampholders with Pull-Type Mechanisms: P& @( k) b1 R" x4 u8 T% N% _
N 30-6044 R0 a4 j5 t' d3 b3 a i( e
30-610 Pendant Lampholders, e) b& u6 B1 B5 X0 Q) c
N 30-608
# Z% ?$ C B7 a+ t1 R, B% H' L% \Electric-Discharge Lighting Systems Operating at 1000V or Less
) t9 F4 {, p9 Y- p30-710 Control (Appendix B)* L! o3 @( y* O. g9 ?/ V
30-712 Branch Circuit Capacity
x* a" r6 j! d( NElectric-Discharge Lighting Systems Operating at More Than 1000V0 H6 `3 i/ r3 X
30-802 Voltages, Dwelling Units) q% C! V: o, X8 L+ }( N
30-804 control (Appendix B)! Q; U6 V. i- l
Recessed Luminaires (Appendix G): S0 h' r& V( w3 A/ c6 Z
30-902 Spacings for Non-IC Type Luminaires. J! @7 [% A6 P2 T, f% {7 \6 P
30-910 Wiring of Recessed Luminaires (Appendix B)8 b. [8 Z! ?* D$ o: J
Exposed Wiring for Permanent Outdoor Lighting- U( m$ k; z; P& o, H& l
30-1120 Branch Circuit Loading and Protection
& l+ J- i7 i* r: V7 j) {Extra-Low-Voltage Lighting Systems
% X9 g, W/ [4 M' A30-1202 Sources of Supply/ F) p; T5 s3 b, X& p1 [( Q, h
7 J* _" D6 D9 q! K; V; f( RSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
/ ?) I( E$ A: g2 M# kFire Alarm Systems
8 W {4 Y$ L1 g# [1 h# A; o2 g) [32-100 Conductors4 @; Y0 D/ Q7 e6 m) q8 P. J. f8 C
32-102 Wiring Method
$ {( e" z9 \$ N# n32-104 Equipment Bonding
$ D7 o) v1 @' V, V- j/ M, j7 _32-106 Electrical Supervision
! j: f4 R7 o: _$ T; z' d; |32-108 Current Supply8 \/ s; ^! Q% [; E- D; T! l- _
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)& e+ A, o, I+ l7 O, P" j2 \: k
Fire Pumps; g8 _& ^3 h( x, J* A4 P. ~
32-208 Overcurrent Protection (Appendix B)6 y2 `7 }3 k4 z5 A& o3 e8 h
N 32-2066 X7 O, u5 Q0 k$ y* T$ X
32-210 Overload and Overheating Protection (Appendix B): _: y8 H1 M- C0 _( `/ a0 l) _0 j
32-212 Ground Fault Circuit Interrupter (Appendix B)9 A$ Y! S) i2 p6 J
( v0 k; b w! M# g" b' j( c# U6 kSection 36 High-Voltage Installations2 }! M3 s: U5 I3 F7 D6 y
General
, a2 U% H( t/ M9 u& w# q2 q36-000 Scope (Appendix B)
/ e, ` P0 X3 X0 E9 z36-006 Warning Notices
9 I! X: E2 v! C! J6 cWiring Methods! u3 T! p% @1 Q+ S
36-102 Radii of Bends& a* n1 `6 K/ D* H3 `
36-104 Shielding of thermoset insulated conductors1 H1 d2 q! m+ \
36-108 Spacing of Exposed Conductors (1) table 30, table 31
U5 k: B1 R& s8 d36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34: t* a6 K3 x6 w9 C" n
Control and Protective Equipment
- X; \- [+ E, C+ Z% x36-214 Disconnecting Means0 S& W: C z4 I! j& a+ n
Grounding and Bonding
: W: _2 L4 t3 N36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
/ ~: E$ ?/ `) P0 x: W. D36-302 Station Ground Electrode (Appendix B)! W3 T* R- m5 r# z
36-304 Station Ground Resistance (Appendix B)1 l! u3 i9 V; l, g( E( X
36-308 Connections to the Station Ground Electrode (Appendix B): p" D' M" z) D& b3 J" u7 M3 V5 e
36-310 Gang-Operated Switch Handle Grounds: u4 P) q7 o& |
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations3 |# O. e+ k" Y0 L* g9 D
/ d# R/ u0 U: v* s4 F* x8 w7 e
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment7 o- m4 T, r+ d; k
38-002 Special Terminology (Appendix B)' D* L7 `, [7 a5 g7 `8 v) E, y/ d
38-003 Voltage Limitations (Appendix B)+ R3 b2 r4 d5 v ?* k
38-004 Live Parts Enclosed
' T( Q9 ?' a0 M: P4 G, A1 T9 Z" x1 ~38-005 Working Clearances, v) b8 I0 G& {& A/ Z" s
38-011 Insulation and Types of Conductors9 j _0 w9 g- W1 }, [+ l, H& G
38-012 Minimum Size of Conductors8 f( L: [7 S9 W0 ]
& H1 V+ q$ U5 D. C% r) T% _Section 40 Electric Cranes and Hoists
. y, H- o" r2 d6 l! r2 z; U6 `& a40-008 Disconnecting Means
8 f" a6 g4 D) y1 h40-010 Main Contact Conductors
$ ~: {( \# G) Z4 j) {* o3 z
! ~$ N# Y2 i V6 {Section 42 Electric Welders
" [2 {/ Y' M3 l3 VTransformer Arc Welders- l* K7 m' }. z8 f( B" u, Q. [4 G
42-006 Supply Conductors
+ w: ]* @* U5 G# D' s/ h& V8 x+ |$ h4 I& T
Section 44: Theatre Installations
; k! K- a( H4 ~) Z7 CGeneral0 W, V4 y2 K" W$ @8 D3 n
44-104 Number of Conductors in Raceways
: d, J. p* \- h$ p1 A3 {44-106 Aisle Lights in Moving Picture Theatres0 l* X0 _: Q- J' \/ m4 q( W
Fixed Stage Switchboards2 @6 J$ f# q1 E0 I3 P' p6 A
44-210 Overcurrent Protection4 F9 j) J) R! ^3 [! l9 o
Fixed Stage Equipment
, H6 T5 _* G& f" z8 F% X8 v44-324 Receptacles in Gallery Pockets3 a2 u- t' ^3 e4 x; w
44-326 Receptacles and Plugs4 i& I2 j& ]& M& h1 B# I0 @3 \
# X% `4 b9 ]4 i1 T; M# F$ |7 BSection 46 Emergency Systems, Unit Equipment, and Exit Signs
$ e8 M: G" U4 t# a1 x( Q: bGeneral! I! j( C& e9 }- c F7 t ]
46-102 Instructions
, t4 _+ J) H6 n+ a46-108 Method of Wiring (Appendices B and G)$ F5 O2 M3 Z$ D" ^$ j. P
Emergency Systems6 C/ ]' j1 k( r& \4 A( E4 \9 s
46-202 Supply (Appendix G)
" Z4 c! S0 p* X9 j0 ~6 N46-204 Control
& W+ [ W4 Q0 q, f" L46-206 Overcurrent Protection7 L3 v0 J) Z, Z Z8 K6 V
46-210 Remote Lamps
, q' g: X% l2 N$ X: rUnit Equipment A. l+ T# m: C" v; f& ]
46-304 Supply Connections% W1 Q) T6 J% k4 R7 U' Z
46-306 Remote Lamps (Appendix B)
1 H' p) E$ V/ H/ HExit Signs6 j" W3 }* m1 P' @$ Q$ s6 T# ?7 c
46-400 Exit Signs (Appendix B and G)+ E2 d/ m) d& \. w! Z. W% |0 \+ m
$ s; r) O E+ h# O9 v2 kSection 54 Community Antenna Distribution and Radio and Television Installations, O1 O, Y( p! o4 K( ^
54-000 Scope1 V1 y# T4 n! m' p0 E1 T
54-004 Community Antenna Distribution (Appendix B)# @) r/ J& x Q
Community Antenna distribution' Q5 a; k2 ?' [' L" n
54-100 Conductors/ l" r5 K4 K: F! V- p( K# d# S! u
54-102 Voltage and Current Limitations (Appendix B)
4 _/ H2 J8 @! G4 }1 uProtection8 J1 M: \8 f, `8 F$ M
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
, q1 L8 t1 c4 w2 r0 hGrounding; @4 r/ u0 {7 s0 S
54-300 Grounding Conductor
& P" ^1 c& d$ ^) ?Conductors Within Buildings# g+ w. l: P, R% O6 m5 p
54-400 Separation from Other Conductors
% r/ t6 U( d( b# }: MEquipment
9 O7 h3 ~, Y9 e$ v5 l t) l9 U54-500 Community Antenna Distribution Amplifiers and Other Power Sources1 C- }: ?6 s) w' d" E" f
54-502 Exposed Equipment and Terminations4 A1 [5 h3 L) @; W# n5 o8 N& K
% b, |, p- q. p2 ^$ j. J1 [
Section 56 Optical Fiber Cables9 i4 o9 \+ s1 m) Y+ H
General
( \- U7 r* k7 K9 }, P' Y- @' Y, m56-100 Special Terminology+ q+ p* q m ?
56-102 Types- K$ J. D" z& P# Y9 s& a
Installation Methods9 X9 f( n% T- Q
56-200 Nonconductive Optical Fiber Cables (Appendix B)* c' `- N8 G- o+ N
56-202 Conductive Optical Fiber Cables (Appendix B)% e& p, J, m0 x6 q7 f3 k) t
56-204 Hybrid Cables
- _7 R5 i \6 ^56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)) ]% N U$ `) t6 o3 w( |0 n
; ?+ v- _$ ? Q/ e. }9 ^
Section 60 Electrical Communication Systems: Q; |0 r6 v7 o
General
% t( y' k5 c3 l2 |* _ t' ]7 r) H( s60-100 Special Terminology. S$ N0 g# g3 f1 o
Protection
( H2 U- T- D# u# n60-202 Primary Protector Requirements
' L- h: O7 i% fInside Conductors
# S) ^& a! u2 d! j+ Z; G60-308 Separation from Other Conductors
5 t' r4 d/ ~' Q* Z p2 c. N4 MEquipment
, `" I$ X# E+ w) u0 Y, ~60-404 Exposed Equipment and Terminations# A/ ]8 m6 T! v f1 z
Underground Circuits
) d5 E! J; z# F7 D60-600 Direct Buried Systems M& Y. c5 y5 O$ V4 i5 t% C
/ L5 u) f4 Q$ ], F
Section 62 Fixed Electric Space and Surface Heating Systems
' G K" \& u5 P, J6 K8 W' T! KGeneral9 b0 c) H z4 p# i0 A3 B
62-102 Special Terminology
$ u7 _ c: s" L! B62-108 Branch Circuits6 V) b# o/ E" y6 K% \5 F+ c
62-110 Installation of Fixtures
, }1 r) R8 T, `3 x+ J$ }4 b62-114 Overcurrent Protection and Grouping (Appendix B) (5)6 ~# [: {1 E$ k) A% w1 Q& L1 g
62-116 Demand Factors for Service Conductors and Feeders (2)
$ L' j- S4 F* p6 [62-118 Temperature Control Devices
$ u: E# M1 x( y) E0 `62-122 Installation of Series Heating Cable Sets (4)(7)$ D8 J- t% a' C* O4 f% x3 m5 p- B
Electric Space Heating Systems
7 y8 T" U9 i# G62-202 Temperature Control
5 }/ |5 u6 k) R; x: C! X" H2 x/ s" G62-206 Proximity of Other Wiring (Appendix B)
E9 F7 I7 g) }6 C/ x7 V' L62-214 Installation of Heating Panels and Heating Panel Sets6 m# @* S+ x0 }2 Q1 L$ ~
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings3 f0 n$ Q# W* t- L9 z# U' h" M$ ^
62-226 Installation of Under-Floor Covering Heating Panel Sets; e) \/ i5 {! J8 L9 m: ~
Electric Surface Heating Systems
, N# C; B4 w1 }/ ~ n62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
% A |5 p7 h1 ~: Q; Z$ U" H I; C) `4 P3 I
Section 68 Pools, Tubs, and Spas; l9 W/ E* K5 x7 Q
General$ v. F/ _. X2 [1 X. O5 l
68-050 Special Terminology
$ E. p8 [% C9 z+ h8 \. G68-056 Underground Wiring - Table 612 w1 a& q6 G* x$ d% C
68-058 Bonding to Ground (Appendix B)
( `) g6 T/ w4 O68-060 Junction and Deck Boxes (Appendix B)5 c* i' B& l- O# i9 Y: \" X
68-064 Receptacles- J3 P/ k3 f3 f
68-066 Luminaires and Lighting Equipment
q. J& m1 F f0 p68-068 Ground Fault Circuit Interrupters (Appendix B)
& R0 T' o% ]6 s1 M6 X+ }3 b Y! ]9 {1 a+ t* { G$ I
Section 70 — Electrical requirements for factory-built relocatable structures and 9 ?* S. R/ s9 c! R/ [1 f
non-relocatable structures K0 p; T0 R3 R4 |! g! M
70-130 Tests (see Appendix B)
, k: ~+ ^1 u8 f' I/ v6 @, ?
$ k+ _' v) d! u9 J; E8 lSection 76 Temporary Wiring (Appendix G)
$ P% M) a' Y7 z# t4 i# \) Z0 x76-004 Grounding* `" p t$ [" A9 S+ W. R
76-008 Service Entrance Equipment
. A) R. @8 O, c6 C1 xN 76-006
' s* o$ E+ c) U1 O76-014 Branch Circuits
z g; n" y) t$ B& a* p3 j8 yN 76-012
' G# G# q+ G! c* D1 E8 n1 {
* @" H% a, v- H1 sSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours& W. t6 j' x/ h3 o- V* R
Marinas and Yacht Clubs, V" K& k( t+ w4 P: ?" J) ^
78-052 Receptacles- ?* _- L1 G6 X. J9 Y
78-056 Feeders and Services1 c" L% t0 y( x
Marine Wharves, Structures, and Fishing Harbours9 f+ M1 W% l M. X
78-106 Grounding and Bonding) N8 d# V, [9 `; u8 I
Tables
* F+ }9 j$ V) T c1 ~8 A1,2,3,4,5A,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$ q9 X1 J& X: y
$ K" q, S- Z1 u9 X$ V+ C! D( H. M: LDiagrams: 1, 2, 75 [, {0 U* t7 `2 N; ?# l- v5 Z: Z
; }; r3 a4 l" g$ K+ i- ^7 ZAppendix B
6 Q! h1 J0 k- K/ [9 P8 v' o7 l9 [P352: Ground fault circuit interrupter- 6mA
1 ]- s% i9 V2 e% }* ~P354: 2-126 FT1, FT42 K. N; t6 X: N8 |% z. y
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
4 [& \4 G! t$ |2 b4 DP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)' p- `6 }! g. d
P370: 12-1012, 1118, 1214 Example:
$ I0 M2 Z5 F. B* v! E' c: bP371: 12-1108
& @8 \1 `: ]. l0 f, O& OP381: 18-108(1)(b), 18-158(1)(b)% Y3 c6 e: ~) v
P386: 24-206
# q# p- ~$ h) o. s# S% [P389: 26-256
$ A! P; `) C2 i& DP391-P393: Section 28, Example to determine Motor Conductors and Protection, p; L, b. @) K0 `2 S( a
' k( c4 h2 T. }$ `
Appendix D
9 B: G2 x& F- W c' }, MTable D1, D2, D3, D4, D5, D6, D7, D16 |
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