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Canadian Electrical Code Review Guide
7 ^# H4 E) f+ i X% k. fFor the Exam of Electrician For Red Seal License
1 ~, O. Z0 z# f2 t) |- u0 E. W: v8 n( C+ v" ?. X0 s
Lesson One
% O0 p; g1 U5 }* Z( a. xSection 0 DEFINITIONS
) P& _. U1 b8 E! oThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
, n6 g( S- K" |# cAccessible as applied to wiring methods
8 c& k% B. q! k( b8 a$ {Alive or live
8 U! O+ }& v" `. y: dAluminum-sheathed cable/ ^( ^3 L; V2 o1 |
Ampacity) A' ?4 E& I/ v( X" L
Authorized person
: {! R2 D: N" F6 ]% `! IAuxiliary gutter
q5 S% p# X- k% MAWG) ] H# R# Y5 u7 j2 h" O* a
Bonding
- m! N2 d e5 cCable tray# K8 Y! S( ]8 p7 L* f: e
Cellular floor
1 }( Q6 E' Y/ P& h1 [Branch circuit/ A. K6 x k% }9 u! ^8 f/ { }
Bus
- j+ o" a# W4 j+ ?9 ~Busway
0 I. k: b$ k5 {0 s' y) z& mCommunication circuit
w; v6 Z$ _! E5 E/ PExtra-low-voltage power circuit
& R) t" f4 H( _; U3 d2 D9 JLow-energy power circuit
# ^* T) i( `" C i8 @$ `Multi-wire branch circuit
3 P1 _& d1 ^1 a- FRemote control circuit
9 c" J/ f) f9 g- M! FSignal circuit6 N/ s. [2 B ~
Circuit breaker6 R4 Y" q$ A1 u" }+ {" u& x
Instantaneous-trip circuit breaker
6 L6 \5 N6 i' a7 mConductor+ b0 k( b4 X' b$ k u8 Y3 Z+ I
Conduit
: {2 i; q/ U0 m% }8 @/ ?0 R Flexible metal conduit
. E6 X# W, ^6 B; { Liquid-tight flexible conduit
0 M7 v0 ?( F- u$ ^, h Rigid conduit
7 X6 l& N# G6 T6 Q Rigid metal conduit2 ^8 r) E9 x- e8 S7 H! `0 ]; m& I0 z! Z
Rigid nonmetallic conduit5 ~. y5 \4 y) W4 q8 C
Rigid PVC conduit) t8 I0 N N" h1 E7 w" O2 D
Connector) K' o. w) `0 G) g1 q7 S- S, ?
Box connector, x. \; ]0 r$ p2 M$ A6 e3 H
Wire connector0 N$ x: a( E+ p& Q* e& S
Controller/ ?( |8 ?( F6 X A$ m A& v
Disconnecting means2 ^: W/ P) E T$ M7 Q
Dust-tight# H9 R/ i( {6 }- r3 I1 c6 f6 i/ R
Dwelling unit
& r5 U! ?2 I1 u, J: A+ i A" U+ L" SElectrical contractor
1 w8 |7 I$ _" v1 g0 L QElectrical metallic tubing
: m' y4 g& J5 \5 x" ^Electrical nonmetallic tubing* ]$ l+ \" v( k: n6 L6 \% x5 U
Emergency lighting9 I S/ P7 t! r/ ]8 C5 I
Explosion-proof/ o' [3 H- J2 k# T/ H$ r( r
Extra-low-voltage power circuit
K k+ V9 F" ~* I7 ]7 b" bFeeder7 K J% X( c9 n7 A+ a/ ?
Flexible metal conduit4 P$ x% c/ I6 j: _: \: r
Ground2 t: H) m" e; J3 M) `2 h
Ground fault circuit interrupter
8 ^5 q3 e# P$ f, M) q/ ]- Z$ p7 ?% SGrounded
) Z% l8 M: e b, LGrounding. Y: K! o# f0 o& s0 p
Grounding conductor- E. X: f! _+ B9 L, b2 J8 r
Grounding electrode
9 k# R) o9 H8 v& Q+ zGuarded1 }9 h. s4 v8 O
Hoistway
# g) W5 q) g- M( V. w# DIdentified
; h0 Q: J4 g1 I' Q* ?) s xLampholder- c* @. d0 a6 `+ b% L
Low-voltage protection0 H" e3 M) K# p$ O3 K- n
Low-voltage release
! u3 e% X; i" ~Neutral
3 ~# V/ a t# G/ ^Noncombustible construction# J7 ~6 w3 L. B5 Y
Outlet" Q9 c S7 M! E4 v1 \# l
Outline lighting5 y3 r( J9 l1 {1 i1 U
Over current device7 Q; [! t. f$ n4 P2 C/ Z! T
Overload device/ T1 c, C" p9 m) W" d/ A. Y
Panel board
. U) u+ t# l; P# k9 g. d! rPanelboard, enclosed
) h7 L: g# L& |2 aPermanently connected equipment
) W1 ^& ]8 ~0 A* s, Z* D/ _# y, PPermit% \" Y* C3 K2 R6 D8 `" `
Plenum+ v1 R9 k; x& o4 P8 ]
Portable as applied to electrical equipment/ J' R1 H* N! @7 S8 h- A
Portable ground fault circuit interrupter
\4 U# d+ d$ V2 M8 ^Power supply cord' p4 ^- z4 \" b# ]3 v; x: q
Raceway
* e! H/ w4 V) \Receptacle& e. R6 i: f: B9 C
Duplex receptacle
* }9 ]6 K) z* f- m5 o& K0 o8 Q Single receptacle5 X& c" C& p$ _3 U) a; `# B
Split receptacle4 K$ }! S% U# H4 _0 X
Service, consumer‘s
* N8 v( Q! a& W K2 zService, supply/ E/ X9 P% W8 w% G
Service box2 L6 l$ a& t: `
Service room/ v: m' \+ G1 `2 a& A0 B
Single-dwelling( s: ^3 S! {% i! D% k* c3 _/ o
Slow-burning as applied to conductor insulation
4 K Q7 ~4 a! d! i% Z& iSplitter1 V- b' B6 \$ |' d
Starter% E# L6 b4 g/ l" A
Switch
3 Q( M4 m8 m. t2 j' z2 K General-use switch
( J% d. @5 j) ^ Indicating switch. b# Q, ^% {, g! y& X' d2 P8 p
Isolating switch
8 R3 f' K- J9 n% N Motor-circuit switch
8 J& `% B) O1 ^% ?/ S* ^System [2 b/ }( `, R4 z) S
Communication system
o* v7 [5 A8 w# z Community antenna distribution system(CATV)9 Y- V. j4 l0 M' i
Grounding system
5 W% X3 a$ v3 Q4 q% }+ G7 qUnderfloor raceway/ D4 X+ i, i9 h& s4 u7 y* \2 V
Voltage:
& {1 [! N% l8 m n Extra-low voltage
2 O( P# E+ W( x High voltage9 k# e0 x( B2 f, [* [ C* h/ c
Low voltage
. c8 H, ?) `: ~7 hVoltage of a circuit
1 O8 c5 f! T) C1 RVoltage-to-ground6 m9 M c5 C( y
Wireway' t' u; q% D; S. z+ ^( t" j* `* n
& s! k% J' J. t7 VSection 2 GENERAL RULES$ ^3 a7 S6 y$ q
Administrative
# ~- P8 }2 G0 `, ]( A5 M) ^2-018 Reconnection
" O; n# U5 e( Q, p+ U8 y2-030 Deviation or Postponement" k# m0 L* b# O, ]- G8 d* \
Technical General
5 h+ I( D: p# E3 Z3 V7 m2-106 Circuit Voltage-to-Ground – Dwelling units
% G& W& G: r0 \+ ], I7 F6 |2-114 Soldering Fluxes. r; A6 T9 F* s( S' v7 h
2-116 AWG Sizes of conductors T# z- J# c* n" M2 \% |1 ]
2-124 Fire spread (see Appendices B and G)
' X8 y* e! V$ V- o& f2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)8 F0 y9 }, Y: E4 u3 D3 m# a
Protection of Persons and Property) y* n3 S0 x. Q/ [# W6 J- L. g; j
2-202 Guarding of Bare Live Parts
8 b% ~- u. H$ v; B# tMaintenance and Operation4 l1 q6 ^1 e' H" G: @$ d9 w
2-304 Disconnection
% ~4 D) M) J$ T+ P0 H! ?5 {& C2 w2-306 Maintenance of Live Equipment/ F: M0 j7 A$ w: x
N 2-306 Shock and flash protection (see Appendix B)
2 |5 ]0 u+ @% ?( m0 R9 P: H2-308 Working Space About Electrical Equipment: Table-56
I" Z" l$ ?0 D( O2 {2 c ~" B4 w2-310 Entrance to, and Exit from, Working Space
; t( X. X' {6 B; I) w2-320 Drainage
* ]8 [+ n. ~, x3 A& _( k9 Y; g* {2-322 Electrical Equipment near combustible Gas Meters and other Devices4 B- i% s+ y0 q! z& x
Enclosures+ o1 F9 r# ?1 j
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
, x3 [4 s" ]+ K8 d5 T0 @2-404 Marking of Motors: DP, WP, TE8 g. }: @1 ^0 X3 r9 F
& b2 o# B9 o4 I- p" f# b$ V+ _/ R2 \
Section 4 Conductors
' h& I6 ]2 v7 [* e* i4-000 Scope8 x; S; L; r( W1 ?1 v5 n% ~
4-002 Size of Conductors: 14#, 12#: K7 B: ?% e" V- Y8 A) U9 j
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
: M3 Y. @8 N1 b* a$ ^4-006 Insulated Conductors: Table 193 _ \ z# }: B7 h
4-010 Uses of Flexible Cord: Table 11% R/ ?. `9 l" V1 F# g
4-012 Sizes of Flexible Cord. ?( I. r: \5 Q" u
4-014 Ampacity of Flexible Cords: Table 12: n$ t3 B. D) y& M8 a0 E; o2 p
4-018 Equipment Wire
5 t. P1 [3 W+ ?4 Q4-020 Insulation of Neutral Conductors3 D7 K7 }" G2 m
4-022 Size of Neutral conductor. c0 c* p* S& s0 w! n! e
4-024 Common Neutral Conductor
4 l. }2 y4 _" @) L% a4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
1 D% }! |. F: ^+ }! o2 O4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum& O1 k: P6 P" H" d: p, E
4-032 Identification of Type MI Neutral Conductors8 |3 k' w+ v j& g% f# H e- R6 h
4-034 Use of Identified Conductors, e% P8 h: o5 Z4 D$ r0 q7 V: A% W
4-036 Colour of Conductors: Phase A, B, C, …4 M# `% E% A& ^2 i* U9 ?1 a0 J- k
9 c+ N* K3 T# j2 K% {( q0 YSection 6 Services and Service Equipment6 L4 E5 I0 z1 G, F
General
3 y3 O5 t# B$ ~. w6 r6-102 Number of Supply Services Permitted
6 t T. _& K1 T* T3 Q7 D6-104 Number of Consumer’s Services Permitted in or on a Building
6 w$ B" r5 S2 j; r6-108 Supply Service from an Electric Railway System+ I' [: e# a% @* b* ?. ^
6-110 Three-wire Consumer’s Services
3 Z7 [3 r' I2 N6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors8 @7 u, i! z% e. Z
6-114 Methods of terminating conductors at consumer’s service
3 q: m& b: G7 w/ m" U6-116 Consumer’s Service Head Location- q" `& u; j) A( [3 h0 [' z: Q
Control and Protective Equipment E) W A+ w8 u# n- ^
6-200 Service Equipment2 g+ P: Q) ?0 k# ?/ e8 h
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)9 L; v; V$ M1 c' o! Y
6-208 Consumer’s Service Conductors Location
+ ^. H7 L. G/ M, A2 J' Z; {/ {6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches$ l+ @; D5 r( A
6-212 Wiring Space in Enclosures d' _* T4 I4 J( m ~3 G+ R( V
6-214 Marking of Service Boxes
( H; Z2 a* X1 t' ~! [ pWiring Methods/ M. S5 x% a2 G3 ?
6-300 Underground Consumer’s Services
7 P3 c/ r2 T( m) T6-302 Overhead Consumer’s Service Conductors' ^9 y1 p& `4 `) H2 p. u \+ L
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
# B3 Y+ \! Y: P4 v3 `6-306 Consumer’s Service Raceways: [$ f% T' y) H/ o2 B% D3 I7 A
6-308 Use of Bare Neutral in Consumer’s Service3 z" {1 \& p' h9 P' x8 F% S- ?
6-310 Use of Joints in Consumer’s Service Neutral Conductors
8 g8 L; O" _& ^( D6 W6-312 Condensation in Consumer’s Service Raceway
! k( ^4 O7 C; ^) v8 cMetering Equipment/ b9 d* W" @0 h+ v5 v0 Q$ D% e
6-400 Metering Equipment
. x2 H9 L1 s4 S- C7 T# I: O9 |8 g" l6-402 Method of Installing Meter Loops
, Y4 [5 B7 ?1 H4 L+ {2 o6-404 Enclosures for Instrument Transformers; }* ^" P% K7 [
6-408 Location of Meters
/ D6 t3 F( J8 E* O. V) @+ A( G: s& x+ T# @/ Z* Q+ t
Section 8 Circuit Loading and Demand Factors+ r' U7 K; Y( n# P0 J/ l2 t
General6 l$ W& B/ N' W; ?# v7 [: R' ~
8-100 Current Calculations
# P' O& J3 C- _$ r8-102 Voltage Drop ( see Appendix D)
* @! ~( ^! n4 s4 X8-104 Maximum Circuit Loading
) c7 Z* i! l$ Q* F! |7 M8-108 Number of Branch Circuit Positions
+ Y, k9 c) P4 U* r/ u8-110 Determination of Areas0 p+ ]5 R9 y$ o8 V3 W' C0 |+ H! U4 X
Services and Feeders- f7 ^+ H4 g2 M z/ \7 v Y
8-200 Single Dwellings (see Appendix B)
" t$ \2 {/ S; X, y8-202 Apartment and Similar Buildings- w, b1 d2 {1 Y! C
8-204 Schools5 A. C% x3 {) h# v
8-206 Hospitals
! @) s- @9 D& L! o* ?8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
# G3 H, @/ l, Q4 Z' d8-210 Other Types of Occupancy (Table 14)5 x7 @ b3 H! w, L
8-212 Special Lighting Circuits' G1 q7 ~! g% B8 d7 h( @; ]+ E
Branch Circuits
* }. T9 e: v3 E" D8-300 Branch Circuits Supplying Electric Ranges
6 }5 k& t6 v: A; F8 e8-302 Connected Loads! [+ C: ~4 W. k }5 `4 s* {# L" W6 g! T( n, ]
1 k& S& \& B+ \3 a% }Section 10 Grounding and Bonding! t* F, Y P/ ^) y6 n" K
Scope and Object
O% N1 Q3 I% D; z5 ~10-002 Object
. y% ]0 q6 U( @ V0 CSystem and Circuit Grounding
8 n* c; Z. m& }10-102 Two-Wire Direct-Current Systems
: m! t2 \. N* z$ l0 s10-104 Three-Wire Direct-Current Systems% {2 k7 x! ~4 E! U: r5 T" w' d
10-106 Alternating-Current Systems. J7 d0 K# R! X( P
10-110 Electric Crane Circuits* Q. ?2 s0 T0 T, n6 T* C. y: B
10-114 Circuits of Less Than 50 V p0 [; s# @" i8 v
10-116 Instrument Transformer Circuits
1 m2 ]! |/ z/ a/ N& r$ Z2 |Grounding Connections for Systems and Circuits
' E1 A9 z9 o) U: {10-200 Current Over Grounding and Bonding Conductors7 ~$ Q# o8 {( ?6 n# o
10-204 Grounding Connections for Alternating-Current Systems" w5 |, K' Z) V- O: T- w* X
10-206 Grounding Connections for Isolated Systems
( I( R$ g; U7 [2 C10-210 Conductor to be Grounded
6 \2 R& B9 K" R$ QConductor Enclosure Bonding
/ p0 } q# S, I6 U s9 N10-302 Other Conductor Enclosures
! S. J5 X4 M# T6 ^N 10-3042 Q H, I9 ~5 ^: r- [
Equipment Bonding8 U9 K( B! u5 A1 G! l5 ?
10-400 Fixed Equipment, General
1 j5 B* M! Q* v/ ^+ w0 B$ |& B10-402 Fixed Equipment, Specific (3), (4)1 p* Y1 S# g# J- P, `0 C
10-404 In Nonmetallic Wiring Systems6 u, p4 c% m* U5 ?( c+ _+ d
10-406 Non-electrical Equipment, n. r( G; R3 X1 m
10-408 Portable Equipment (4)(b)
0 }$ }5 n: U+ g s10-410 Instrument Transformer Cases0 y' \ b7 `" V, Q1 U4 F7 n0 C
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less1 I% x; j0 W6 M: |; Y& \' L
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V. d: G% A8 I- o( U: m
Methods of Grounding: }6 {/ ~5 M0 `+ V4 E: G. G
10-500 Effective grounding (see Appendix B)8 Q/ a* N% e4 n8 v
10-502 Common grounding conductors
' K" H* |5 T* G2 ~9 e- b10-504 Common grounding electrodes, W6 `" Y1 V% i' x3 e* s5 T8 |+ C
Bonding Methods
6 F; D* i9 i4 Q10-600 Clean Surfaces7 S; e) M8 Y4 q1 }& ?7 w) Z
10-604 Bonding at Service Equipment
$ z( o+ z/ t* G( S( x% Q10-606 Means of Assuring Continuity at Service Equipment& t- U% N; q% p& D) h9 S( e0 z
10-610 Bonding at Other Than Service Equipment
8 I! {$ X9 M$ q- @! J8 `6 _0 i10-612 Loosely Jointed Metal Raceways
. [/ a& Y: s* X) x2 `& D10-614 Bonding Jumpers Table 41
6 k. Y9 F& R6 K9 `% }" j! uGrounding Electrodes
% ~2 y0 y' O. @' _) U10-700 Grounding Electrodes: W5 N# [' v0 d7 d7 J
10-702 Artificial Grounding Electrodes( [: m+ J9 I* n, D; y+ @
N 10-700 & 10-702
- ^6 i, {- H p% Y7 @1 {9 u10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
% B* } w1 D f1 uN 10-702+ s* H1 w0 O4 W6 q
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
5 c) P$ E; E- Z3 BN 10-702
s |; p9 a: ~, a: _10-710 Use of Lightning Rods (Appendices B and G)
5 H2 m9 R" L; D& N' V& ]N 10-706
# D( M7 F" {0 I: j! c1 SGrounding and Bonding Conductors
$ o3 \! V" |7 p8 f$ X# O$ ~10-800 Continuity of Grounding and Bonding Conductors% P9 F: |# Z! E- ^- w: I
10-802 Material for System Grounding Conductors
! R5 b c: _% n) D$ E; Z. `! T( @10-804 Material for Bonding Conductors
3 x) K/ O2 J; ]! W; E) q2 S `10-806 Installation of System Grounding Conductors: v, @$ K" Y7 d4 F
10-808 Installation of Equipment Bonding Conductors0 s. _5 Y: I% c
10-810 Grounding Conductor Size for DC Circuits
* L4 T. o5 c0 }) @+ `10-812 Grounding Conductor Size for AC Systems (see Appendix B)3 i! l6 d' A; T% j3 `! ?7 R: `
10-814 Bonding Conductor Size (Appendix B)" k! l9 ?) N C( |# R
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
1 y% G: F* [) X- ^5 M10-818 Bonding Conductor for Outline Lighting
! o1 g3 L+ k o0 a10-820 Bonding Conductor Size for Instrument Transformers) K# ^5 I( i' D @, y6 [% p: a$ `
Grounding and Bonding Conductor Connections
8 e( C/ Z. D; ?" F10-902 Grounding Conduct Connection to Water Pipe Electrodes
' W* j6 ]% w7 b10-906 Bonding conductor connection to circuits and equipment" V. T7 n1 h7 |
10-908 Grounding Conductor Connection to Electrodes! v8 E4 t- W" ]' _
Lightning Arresters% h* S3 ^0 }% [( N x
10-1000 Lightning Arresters on Secondary Services – 750V or Less
7 M1 t3 J: K Y7 ]& o( b) k" z3 E- L
Section 12 – Wiring Methods
. X- Z+ q: G. S5 r! ?% I+ D) ^9 jScope
' l" ~* @7 Q! C. p( e0 f, T12-000 Scope (Appendix B)
9 W* }* ~6 J' @# e* IGeneral Requirement
. a4 O& l7 w+ P1 U( c; R12-010 Wiring in Ducts and Plenum Chambers( g' w0 ~! F) e: b- R
12-012 Underground Installations (Appendix B)
& ~" b" P0 q3 i* T12-016 Lightning Rod Conductors
3 |' f9 }, L1 r; O5 s, MConductors - General
( }; [" l" D: D. o# O0 ~12-100 Types of Conductors (Appendix B) Table 19
( e' r$ o( O* f5 t12-102 Thermoplastic-Insulated Conductors$ T) y- r* m! C/ x
12-104 Flame Tested Coverings
2 A$ o% y; h7 {- S; }# _* P1 {& h12-106 Multi- and Single- Conductor Cables
% B" z4 o8 e4 m6 {+ D1 `12-108 Conductors in Parallel (Appendix B)
, R" M- w; R- ~5 [12-112 Conductor Joints and Splices1 ~6 ?& n7 ?+ Q' R
12-114 Ends of insulated conductors
6 V9 W. m1 Q5 k9 \$ S12-116 Termination of Conductors (Appendix B)7 i& A2 J L* }( Y
12-118 Termination and Splicing of Aluminum Conductors
# H1 h6 k$ }* o5 m a2 M12-120 Supporting of Conductors - Table 21
& m" s9 g6 O+ b7 TOpen Wiring1 X. R) \* W/ j/ I$ F6 A
12-204 Spacing of Conductors
' A- u& B. N. N$ [; j) w12-206 Conductor Supports% ]+ [+ Y! o Q3 N% u! s
12-208 Conductors on Flat Surfaces
5 H( `3 c5 j q12-212 Protection from Mechanical Injury3 c- A) `# r" B/ a; S/ F" t
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises# B" L. w7 O- B" q
12-308 Minimum Size of Overhead Conductors
1 m6 B' O3 P S4 f9 _! f! y' s12-318 Use of Neutral Supported Cables
7 P8 R! X; \5 J3 I5 z, eNonmetallic Sheathed Cable
4 O/ P- L# N3 T- {" r12-502 Maximum Voltage
; C- w2 m4 k6 o8 T2 o12-510 Running of cable between Boxes and Fittings (Appendix G)
4 L$ X6 ~$ D& _4 m. U12-514 Protection on joists and rafters
" z4 a6 R0 l s8 q: X9 p/ y5 s1 [12-516 Protection for Cable in Concealed Installations (Appendix G)5 |$ W0 z& L U) k. s0 A
12-522 Where Outlet Boxes Are Not Required/ P, V( S! ^% n( _8 Q# Z3 o! o
Armoured Cable
$ J1 c O, o7 |3 W% I: Q12-602 Use (Appendix B)8 s A7 l4 [( R
12-604 Protection for Armoured Cables in Lanes) ^# ?. W3 o! f9 E6 E
12-606 Use of Thermoplastic Covered Armoured Cable
" Z; ]0 y5 P; A5 D9 Z3 V0 C12-608 Continuity of Armoured Cable
8 c! j5 J$ ]- _12-610 Terminating Armoured Cable
/ u5 e) |) P) e. C: [' B) `12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems5 s) ?5 i: D* ]( g
12-614 Radii of Bends in Armoured Cables
' p6 w, C' t, `+ I; m12-616 Concealed Armoured Cable Installation
* g( u R3 W- _) [ P12-618 Running of Cable between Boxes, Etc' @/ R* v8 w0 F; f8 N
Mineral-Insulated and Aluminum-Sheathed Cable
$ d* G7 `$ x, i, v( p2 y# ]12-702 Use2 S/ m' }& m. G L5 w
12-704 Use When Embedded
$ C/ c) Z8 _- C& R# K k12-706 Method of Supporting
& i. b3 J& o/ E5 i. O6 k" G12-708 Direct Earth Burial- K" ^3 S5 H: Q2 \7 f U" n
12-710 Mechanical Protection
7 Y# I0 K, m: M; O12-712 Radii of Bends
9 H$ C# C( j- _7 \/ A2 c1 f12-714 Termination of Mineral-Insulated Cable (Appendix B)
# B5 `1 n1 j: F; }- u, o( G12-716 Connection to Other Forms of Wiring1 K5 h$ S$ f3 \- j
Flat Conductor Cable Type FCC
7 D; _" q/ ]5 F% i i$ I6 [9 |12-804 Use Permitted
# o3 ~3 [0 h& }7 z) x12-806 Use Prohibited
3 R! M* J$ k3 d+ t12-818 Anchoring0 X1 Q+ ^& S: Q7 a. {3 G( c7 F
12-820 Crossings
2 t- ^ s; n7 K. [Raceways - General
8 ?$ f, X/ @) v9 c! ?+ C# r5 e& f12-904 Conductors in Raceways$ ]! [' O. p% H# i \( t7 X
12-906 Protection of Conductors at Ends of Raceways
' ^# `. V1 V# x9 }) y, W7 e4 q( e* F12-908 Inserting Conductors in Raceways
' i. |0 t m! Z6 y12-910 Joints or Splices Within Raceways
5 L5 P; G, |. L4 A# q7 b12-912 Stranding of Conductors: {& I: v) U6 ]/ `
12-914 Electrical Continuity of Raceways
* g0 Q2 U: t7 {0 E! E, U: `) X12-922 Radii of Bends in Raceways3 N7 Q6 j$ }( |+ c# ^" B8 U
N 12-922 Radii of Bends in Raceways Table 7
) p6 j ^4 m3 M( b12-932 Protection for Raceways in Lanes
4 |' b$ x$ p. p& T' v4 P# L1 P12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
4 j4 _) a' O# T$ c$ [8 V12-938 Capping of Unused Raceways) S! s4 ^. ]0 X6 f( Z+ ^0 l( a# D
12-940 Maximum Number of Bends in Raceways: Q P5 r1 g/ T' }9 y
Rigid and Flexible Metal Conduit5 }7 x3 p8 @# J2 t' O# J. R( j: K' J4 L
12-1002 Use2 p! P& U# J4 u" g0 O( x4 a
12-1004 Minimum Size of Conduits! m( D( ?0 S9 m4 y7 R: y% S
12-1006 Conduit Threads (Appendix B)- d6 ^( n5 [: X3 D6 D2 P% M
12-1008 Thread Engagement0 d3 h0 V, D/ \! c5 s6 } o
12-1010 Maximum Spacing of Conduit Supports3 o3 H( R/ f+ J3 w
12-1012 Expansion and Contraction of Conduits (Appendix B)# U& Z3 T/ ]/ Q4 N
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
7 U: P3 {1 m. j- ]! L' S* C0 tRigid PVC Conduit and Rigid HFT Conduit
3 v$ o! {# R/ N/ w3 D* D12-1100 Use
7 t% o* R" P* U12-1102 Restrictions on Use: J2 v5 ^2 A6 E, f: u
12-1104 Temperature Limitations (Appendix B)
b$ G* [7 g o12-1108 Field Bends (Appendix B), (2)0 @) N1 Z& ]7 y" K! F" M) M$ U; R+ k
12-1110 Support of Luminaires1 I5 a; G4 Z3 V3 a
12-1112 Fittings# `8 i' Q8 h# T7 e
12-1114 Maximum Spacing of Conduit Supports
( G' c O2 Y* b& h12-1116 Support of Equipment
1 M5 I9 m; C$ b. q9 q12-1118 Expansion Joints (Appendix B example)
8 A" k1 n( Z2 d' t. CRigid RTRC Conduit( X2 J% p8 a2 J0 C1 _3 R
12-1210 Temperature Limitations
% [ V8 P% \1 Y) p12-1214 Expansion Joints (Appendix B)4 }, E- m* q8 u, a8 B
Liquid-Tight Flexible Conduit
) j/ A5 l$ J0 l5 ~. p% V+ i12-1302 Use of Liquid-Tight Flexible Conduit1 @, u. ~4 f7 f1 y$ k! V u5 F
12-1304 Maximum Number of Conductors
6 P+ v8 {. C# \* w! j' m12-1306 Provisions for Bonding
; E* \( I( v* p4 t; T' gElectrical Metallic Tubing
: ]9 x( u: P2 C: [12-1402 Use( b& v9 b3 x' l
12-1404 Supports- f3 Y, v$ o0 ]: ~( m2 v
12-1406 Minimum Tubing Size3 [; L2 w1 w3 P' h% q7 C6 l
12-1408 Maximum Number of Conductors
% v- i; p. ]8 ]9 P; b6 O12-1410 Connections and Couplings$ ]5 x6 M Y. n, x
12-1412 Radii of Bends in Tubing- q2 E8 q' v; s0 C' t0 }1 E" f4 P
N Table 7
. \; A! L8 p( m& R( F3 lElectrical Nonmetallic Tubing
0 x4 P& C! ]2 N" {5 G" W12-1516 Provision for Bonding Continuity
, e4 G, e3 `7 @8 K; lN 12-15147 P+ r! D" X) [3 d% E# ^
Surface Raceways
. a3 \* `) y! ^2 `12-1602 Use of Surface Raceway (Appendix B)4 {( L0 N% J# N t7 k# X0 r
12-1604 Temperature Limitations
( ^8 s8 H- F9 i( u8 M, }& Q9 J2 V12-1606 Conductors in Surface Raceways (Appendix B)2 @2 I9 O( m' Y
12-1608 Maximum Voltage
- v8 R4 X- y% N9 k4 D12-1610 Joints and splices
: D) x# y7 u& t2 PUnderfloor Raceways
9 |% G$ ]# m( U12-1712 Discontinued Outlets in Underfloor Raceways1 Z8 F4 a" W1 v- u: b
Cellular Floors
; Y% Q e* n0 R- G$ l12-1804 Maximum Conductor Size in Cellular Floor& c5 t" R O2 _3 i7 L+ L5 b
12-1820 Cellular floor discontinued outlets
; ~! u/ U" |" {$ E# \* r8 J `Auxiliary Gutters
/ k# f; b. S/ r- f( w p$ F6 P, w12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
- _( D& | D( S. K* @7 q* x1 C12-1902 Auxiliary Gutter Supports
+ U2 u- ]) u7 R3 W3 o9 v12-1904 Auxiliary Gutter Cross-Sectional Area0 H- b9 t$ C( U* j) v3 s
Busways and Splitters5 g8 ^0 Z6 r" B" K6 s" \9 Z2 v
12-2004 AC Circuits in Busways and Splitters
6 q, k/ h/ k2 A$ X+ l! t# h12-2006 Busway and Splitter Supports
: D f: x3 U. I4 k) p) o% U12-2008 Method of Installation of Busways
& H/ J' |( A' B8 _# L12-2012 Reduction in Size of Busways0 T4 |3 A: M( h& H4 i% p U- d H
12-2014 Length of Busways Used as Branch Circuits
5 a0 `! o R$ O/ A12-2018 Taps in Splitters# F6 Y0 U3 ^2 y2 C# ]' ]4 Q
Wireways0 U+ J+ x- a( [8 Z
12-2104 Conductors in Wireways
; F. b: S+ p& H* V12-2106 Taps and Splices in Wireways3 b$ Y& E5 n" O x$ C
Cable Trays
* s2 `+ M$ t( |9 p! x2 r$ N12-2200 Method of Installation (Appendix B)! Y% j; g# O. K0 A! T
12-2204 Joints and Splices Within Cable Trays
# A! L5 o" b$ A; k C6 h12-2208 Provisions for Bonding
, D9 r$ B9 u3 S w8 ~, I12-2210 Ampacities of Conductors in Cable Trays
: U* c& a2 i2 L3 z' ~( F; QInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings6 j) d2 g* w6 m
12-3000 Maximum Number of Outlets Per Circuit
& P: P: R( Y3 WN 8-304
. @/ h" f! C+ N' U' y0 P: N12-3002 Outlet Boxes (Appendix B)
( p- z% l$ E" ]6 T: bN 12-3000
' f$ M8 b+ H# P12-3004 Outlet Box Covers6 x T) N, T0 t# A R
N 12-3002
' |5 M' t4 p3 [/ G v12-3010 Boxes in Concrete Construction( g+ t/ x4 z+ a3 |7 M8 d
N 12-3008
9 g$ k# R" M5 D; v& Y9 a+ W6 P12-3012 Outlet Box Supports' P8 y2 J" V4 F% w6 G: Z
N 12-3010
* l9 ?" z9 l! \$ y# g& c! V12-3016 Accessibility of Junction Boxes
2 A) y9 I5 e+ oN 12-3014
4 }3 n: Q/ D0 p. \: c4 F" c( s8 @12-3018 Flush Boxes, cabinets, and Fittings
1 u. I/ N$ A7 ^ |- ~( \N 12-3016% W5 ?% l4 O9 {6 j
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) , I: {9 N% F2 Z
N 12-3022/ C H' I$ x2 x) B+ Y" H+ x
12-3036 Maximum Number of conductors in a Box - Table 23( `# N: n( V; W7 h E+ P
N 12-3034 @- @! m- c% q
12-3038 Pull Box or Junction box Sizes6 ~4 ~ g6 u$ O: N' d3 \, {. ^
N 12-3036
7 q1 {4 V8 J4 ]) j' G. T/ g- z6 Z5 S
Section 14 Protection and Control
: `' X. e% ~( C' }3 qGeneral Requirement3 E* W% A/ t+ E" g
14-010 Protective and Control Devices Required: y0 s0 S& T( _) K3 ?4 e+ V
14-016 Connection of Devices' V1 d' h3 r$ h' s+ i4 _2 f
Protective Devices – General3 N, ]9 r0 n) k2 o" N
14-100 Overcurrent Devices Required
/ f: |" i; k- T2 `- d14-102 Ground Fault Protection (Appendix B)" k7 }( i* x: e# U
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
4 q: f9 n# [( }/ h14-112 Overcurrent Devices in Parallel
$ C( a2 ?: m! s v! n# A/ \Fuses
z, J" h5 ^* N14-200 Time-Delay and Low-Melting Point Fuses
$ b9 r( F/ b* a14-202 Use of Plug Fuses
E3 f+ s E, j v7 ]14-208 Rating of Fuses
! p0 c* G @: d& e6 m3 z7 O14-212 Use of Fuses (Appendix B)$ L+ y' E# ^4 y
Circuit Breakers3 g4 }4 m0 J( i9 y; S
14-300 Circuit Breakers, General1 ~9 y! u9 o) E
14-306 Tripping Elements for Circuit Breakers0 m: F$ V& }# ?& U0 I; w
14-308 Battery Control Power for Circuit Breakers; G5 Z$ _% k) ]- a! L9 O
Control Devices - General4 I3 F9 p6 ^" e9 f# d$ }
14-402 Disconnecting Means Required for Fused Circuits' @4 C6 R" f( M
Control Devices - Switches4 u+ _2 T, a% P) _
14-502 Mounting of knife Switches8 j8 ~( ^# [7 Z. p
14-504 Maximum Rating of Switches
' l% }9 |+ e8 q# s14-508 Rating of General-Use AC/DC Switches (Appendix B)" q( O3 U6 [4 m1 k2 i& U8 U
14-512 Manually Operated General-Use 347V AC Switches (Appendix B), o+ z' [8 A# r2 x7 p* \
Solid State Devices
) m- |. r0 v) J. [$ |; v14-700 Restriction of Use
& d$ H% j8 ~( o V6 |2 t14-702 Disconnecting Means Required
$ x4 A3 z) n3 B! b& Q% S& T7 k4 e+ N0 U1 U) j2 T
Section 16 Class 1 and Class 2 Circuits
# E* x; _& e" _General) I- \" H4 j3 r; M+ ^" K
16-004 Class 1 Extra-Low-Voltage Power Circuits- O' H$ d6 M- |- R, Q% o3 W
16-006 Class 2 Low-Energy Power Circuits# }" g: n5 C4 q1 f6 J8 r" f
16-012 Circuits in Communication Cables
( D6 D% O& q' u* p/ s8 j. v1 M& AClass 1 Circuits
( l$ r+ B$ M/ V" L# T5 ?* M2 t16-100 Limitation of Class 1 Circuits) F+ K$ ~3 v X% p g
16-104 Overcurrent Protection of Class 1 Circuits' n. T- b- |& g
16-106 Location of Overcurrent Devices in Class 1 Circuits
5 c/ e" n) c, T16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
( k: l3 N3 ?1 U% S0 r$ \# \16-110 Conductor Material and Sizes5 I7 R$ E. s6 u# M. P- E* Z
16-112 Insulated Conductors for Class 1 Wiring
" p5 e- ]6 N0 Y# y% F# F8 i$ yClass 2 Circuits
# @7 S+ |" C3 i3 F0 i16-200 Limitations of Class 2 Circuits (Appendix B)% s! F! i! G! R U% ]1 D! n( f% h
16-204 Marking
& ~. u C X4 U2 m, h$ x! U0 B' x$ v7 ^16-206 Overcurrent Protection for Class 2 Circuits1 p# ]! A: w9 y1 m
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)) b# l$ S+ g! _) g8 z. b
ELC: extra-low-voltage cable d7 E4 B* h8 {3 K5 z* f7 j
16-212 Separation of Class 2 Circuit Conductors from Other Circuits @8 I A0 z! O
( @ |9 l: @5 e4 Q" T
Section 18 Hazardous Locations
, U9 d; c# f/ k/ [. s5 uScope and Introduction1 l! Z8 e, s/ i# A+ ?2 x+ t8 @
18-004 Classification
8 N8 q1 n4 b& Y18-006 Division of Class I Locations (Appendices B and J); H9 o7 i! I3 X3 s
18-008 Division of Class II Locations (Appendix B)$ j4 w H* o: ~4 P
18-010 Division of Class III Locations (Appendix B)
% f9 f5 _: \% z, wGeneral y% T) S9 f" ~1 V
18-062 Metal-Covered Cable (Appendix B)
) ]9 g; J) |# |0 l* }' MInstallations in Class 1, Zone 1 Location5 w4 D+ a4 J! b) |& _
18-108 Sealing, Class I, Zone I (Appendix B)' P! [% L/ L0 X$ E$ c5 X6 v
6 z2 B+ I! P2 L: lSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
2 \5 m- ?& ^* q/ h2 }Gasoline Dispensing and Service Stations
# K$ L9 G3 S$ ^6 I& u' s* F4 F' a20-002 General9 _8 D Q' z' z- Y: M
20-004 Hazardous Area (Appendix B)
0 S* {! \8 g( D6 h8 J' T2 Y& KPropane Dispensing, Container Filling, and Storage
5 j1 H, i2 m& _ C& K! X6 Z7 X, f20-034 Hazardous Areas - Table 63. p1 x e/ O0 t; {& \: X
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
1 g9 P1 r3 [' ^! o- i3 L. ^20-062 Hazardous Areas" M( x) J7 x0 [
Commercial Garages – Repairs and Storage& }' l, l; a. E* ^- w8 }
20-100 Scope
' j) h% G" i! a1 m$ m! B' ^20-102 Hazardous Areas (1) & U; M" I, m' x
. F: k; r ^: M# _4 M; x
Section 24 Patient Care Areas
/ u O: ^0 V. p! e- ?$ V24-000 Scope (Appendix B)
6 l9 X, J- j1 m/ N4 E0 _24-002 Special Terminology (Appendix B)
; d- q0 @3 k4 _, r: r% x3 @ j Patient care area
! B$ F ^( k) Q; e. s& l+ cPatient Care Areas3 g# H# C4 M+ Z" B! H% ]* u" V
24-106 Receptacles in Basic Care Areas (Appendix B)# T0 L( {2 D' g
Isolated Systems, G5 O+ Q2 Z% A; x3 J/ D
24-204 Single-Phase Isolated Circuits (Appendix B)
& [0 g: w& d+ f) T9 u24-206
1 u0 r( r* ^6 j9 o8 p9 n4 N. z3 j4 K; M+ b1 ]. j
Section 26 Installation of Electrical Equipment
- G% u3 z( K3 \& `) I" vGeneral9 b; r7 a0 q* c1 N
26-004 Equipment Over Combustible Surfaces (Appendix B)
( W6 F7 m! w5 N' G# |26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G). J; r* l! b' u$ Y- K, h$ y1 k
Isolating Switches
+ M2 R2 c+ \" _6 @( j; v* S& c26-100 Location of Isolating Switches4 ^- H/ I; ?2 S" z* ?+ l; I& I& y
Capacitors" z! v O" O7 w" T% D) Q; Z
26-204 Guarding of Capacitors
1 @; p( C6 j/ n3 o7 c0 h: w l! A26-206 Grounding of Capacitors% e# W3 _# v/ J4 n
26-208 Conductor Size for Capacitors
0 ]( g* l) S9 q5 T/ `0 r* i1 s$ M26-210 Overcurrent Protection (Appendix B)& _+ m+ X- `* A
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
+ C8 a& V+ Q2 N3 ^8 f26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
& m1 i9 `: v' B7 e26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits2 e: q: g9 I9 R# e. w& k9 k7 j
26-218 Special Provisions for Motor Circuit Capacitors
/ w7 [- S# O9 K, v; Z26-222 Drainage of Stored Charge of Capacitors" F2 e& w9 ]4 `9 o* H
Transformers9 E F2 k" E* s; c7 B% r% r
26-240 Transformers, General
" f$ i9 Y" `: f" Q# |9 E4 d2 V26-242 Outdoor Transformer Installations- K0 O4 e/ m& k' w/ C/ X; c6 A
26-244 Transformers, Mounted on Roofs (Appendix B)
' X7 Q+ A$ u0 P6 q1 c2 W26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
3 \& ?! E( H# Y( B26-248 Dry-Core, Open-Ventilated Type Transformers
( ]' j/ ^$ ^1 H26-250 Disconnecting Means for Transformers
. m- _* K( a* H- D26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
2 j0 }1 D0 O4 A# l# {26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
2 |' b0 b7 c7 c9 x' f0 O; q6 C26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)! O( D4 Y Q% b+ C) Q. b
26-258 Conductor Size for Transformers0 x! e$ W6 b) _; {4 o( T- K
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
0 D4 k" U+ I" ^; N& E- g26-262 Marking of Transformers
6 }; l# s4 n) w# k, o' m7 @2 p26-264 Auto-Transformers! S9 ^6 ?- |% j K# Z$ U# m
Fences
5 t6 f* b, u. H+ ?, Q26-302 Clearance of Equipment - Table 33
9 @, {# E1 G; C! APanelboards
- ?- o* p+ g6 z9 [7 l# g5 m26-400 Panelboards in Dwelling Units (Appendix B)
: ^- G. C! l7 z- A# b26-402 Location of Panelboards (Appendix G)
3 F- y' }6 |6 G5 ~. c9 Y r; ^Lightning Arresters$ r, W3 f! |! H
26-508 Connection of Lightning Arresters' _2 I6 w9 P: o4 |3 w& G' p
Storage Batteries
% y/ C5 P8 N" E) _26-542 Special Terminology
6 u# d1 B, g( i0 d# ]" i9 @26-550 Battery Installation
0 t4 K0 B2 f" C* N P/ N, N2 j26-552 Wiring to Batteries- z. Z; z4 w2 u+ Q4 n# o* L3 l4 w
Arc Lamps% T' S' o' Y- t: }6 I
26-600 Location of Arc Lamps
! s" |8 [, [- F' B% i& O26-602 Conductors to Arc Lamps2 S/ y/ O. ~( c% P
26-608 Globes and Spark Arresters
' H) p3 I- @! ]! W1 M9 u2 v' DReceptacles% h( D- I- @: u
26-700 General (Appendix B)
7 T1 Z% d( o* z3 i26-702 Receptacles Exposed to the Weather* ?, r/ P! G4 F6 v8 T, f$ l5 N
Receptacles in Residential Occupancies! j1 P: I3 b/ I4 N" I( v
26-710 General (Appendices B and G)
; T9 d4 D$ H1 i! w) ~+ E26-712 Receptacles in Dwelling Units (Appendices B and G). U- t, K6 ~3 C7 `0 T- e& A9 B
26-714 Receptacles in Single Dwellings (Appendices B and G)3 }, W: |9 t" `, B3 n
Branch Circuits in Residential Occupancies
0 c7 L" u' H Y/ [26-720 General
; f. T5 m5 o. J# ^" T26-722 Branch Circuits in Dwelling Units
; c4 k" c$ g+ `26-724 Branch Circuits in Single Dwellings, `5 G* V9 v7 U2 k
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)! E/ j5 G3 c, ~9 Y# ]
N 26-720 (F)( V( H/ @) `2 y$ ]( p; }3 W6 p
Electric Heating and Cooking Appliances
& e C! L3 Q2 K, m2 r6 N0 S26-744 Supply connections for Appliances
6 a6 [' h T& Z! q4 T( X26-750 Installation of Storage-Tank Water Heaters/ W5 T5 Q+ u- V' ?$ d; p. q, e$ c
26-752 Infrared Drying Lamps3 g7 a- }' |: \/ S
+ x: o) L6 W7 \$ y. }6 }3 W' ~* GSection 28 Motors and Generators( |* H7 Y# q1 c# v ]
General. K$ d. s+ `2 q
28-010 Special Terminology
) b; E, D7 c2 z$ m6 [5 fHermetic refrigerant motor compressor
3 x. R: K3 Q# mLocked rotor current rating
: ?' _$ t X' N( V P8 i/ v# y5 SService Factor3 T% J( F0 C0 O( ~3 }" A7 b
Table 44; Table 45; Table-D2
) S1 u5 b( A1 ^& n3 o( XWiring Methods and Conductors0 m' M I, I8 L5 i z9 [1 ^% d7 v3 q
28-102 Portable Motors: @9 S( A3 U! C! L. [ w6 `) G
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity- ?8 E5 v% J; w" t" e4 Z" r& I3 p
28-106 Conductors, Individual Motors
0 g: [, r$ p- U2 U28-108 Conductors, Two or More Motors
+ A& d l% @. g; a! u/ H28-110 Feeder Conductors
" {5 ^* f" X6 P+ K1 O! l$ l28-112 Secondary Conductors
2 i' ]* h$ P; f& T: f! IOvercurrent Protection) Z* \6 m5 K* `/ U
28-200 Branch Circuit Overcurrent Protection
# N4 _7 x9 |/ G |3 f28-204 Feeder Overcurrent Protection
7 ^5 S) f6 t ?. [28-206 Grouping of Motors on a Single Branch Circuit9 e6 r/ ?; A( n) M7 h" j$ h
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)* k7 E: P/ y% M0 w6 n, U
Overload and Overheating Protection* x/ T; A, e/ w, c# i: ^' j$ z
28-302 Types of Overload Protection$ I. V8 b) e( J5 Z/ s
28-304 Number and Location of Overload Devices (Appendix B) Table 25
" Z) U0 }3 p$ g! u3 Q. j28-306 Rating or Trip Selection of Overload Devices (Appendix B)
) [+ N1 Q+ a2 h) }28-308 Overload Protection Not Required
4 j% m$ i" ~; a" ?' J( N8 e: G) `Undervoltage Protection " ?% z/ T2 Y* }0 C' {' ^
28-400 Undervoltage Protection Required for Motors (Appendix B)
1 J, z Q& k3 MControl8 P' f( m" W+ f9 _
28-500 Control Required! {6 B4 N2 q! i% N
28-502 Control Location9 r! K2 R K5 R. ^! j
28-504 Starters Having Different Starting and Running Position
( u7 E8 @! d# G7 [/ ?9 G28-506 Grounded Control Circuit
& B# }4 f4 C6 t7 p I" i+ KDisconnecting Means
8 F7 k* o% f' C2 P$ H0 [: I28-600 Disconnecting Means Required* n2 K8 L F) U8 q- K+ N) u$ B
28-602 Types and Ratings of disconnecting Means (Appendix B)0 U9 `) `. v5 j* G# a w: H; H4 Z
28-604 Location of Disconnecting Means! o7 i b1 L/ ^8 b' N/ c3 ?/ Z
Hermetic Refrigerant Motor-Compressors! @/ \5 R+ A7 K/ Y, N/ h' V
28-706 Conductor Ampacity# H: j2 l5 F3 {( b& o. C
28-708 Overcurrent Protection
" L! o' e5 h4 \28-714 Disconnecting Means
: P: b% x& A4 L6 x- b$ j( dProtection and Control of Generators
4 M7 O0 j( \: x9 N28-900 Disconnecting Means Required for Generators
2 p0 `* ?+ F1 `" o28-902 Protection of Constant-Voltage Generators" o% n, r# L" C9 l
28-904 Generator Not Driven by Electricity
& R6 h2 S" Q w, y; Z6 {- \28-906 Balancer sets1 v4 ~, O9 T4 H3 X
28-908 Three-Wire Direct-Current Generators
' I& t/ |- q/ T: E( L5 Z% J* A" w9 G# \
Section 30 Installation of Lighting Equipment4 j$ g# A* \2 s9 M8 C: p) k) |
30-002 Special Terminology (Appendix B)7 s. ~7 m4 J5 A' P" @
General
) f: v+ ?* _& E' \* M5 c% a! H* n30-102 Voltage# @8 G. T; X9 G# e4 H( A
30-104 Protection (Appendix B)
' x5 c' P! m1 `4 |! E; M4 i/ a9 b30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment* q# _7 m8 M% F' p- J+ C4 W
30-108 Polarization of Luminaires
. |* F9 z- s8 k, d* A2 G6 S30-110 Bonding of Lighting Equipment, l( K' |8 s: K, W8 h7 E! q
Location of Lighting Equipment( Y# I$ b5 x3 J9 G/ R c
30-200 Near or Over Combustible Material/ P* S" E$ U6 d2 A
30-202 In Show Windows8 W5 c1 M% q7 W& I2 j8 K2 g. k
30-204 In Clothes Closets
, u! h8 K8 K4 j |Installation of Lighting Equipment
1 [0 z0 ~( p" s30-302 Support4 k9 X3 ]" k# y- l( V7 D
30-304 Outlet Boxes to be Covered
, g& g0 [! W ^4 V30-308 Circuit Connections
1 d0 S! ]- S& `8 c* ^# n/ N z: i5 s8 ?30-310 Luminaire as a Raceway
9 z/ q5 [% \* W# ~) m. c30-314 Minimum Height of Low Luminaires' S* }3 J8 d6 P6 q2 j+ ?
30-316 Luminaires Exposed to Flying Objects+ w7 {! ~. Z5 Q0 q! O4 h0 L
30-320 Luminaires in Damp or Wet Locations
/ |1 Z) f& P1 h( EN 30-318
2 _- g1 u" U' P/ K+ PWiring of Lighting Equipment
4 y% {6 D9 r0 V30-400 Wiring of Luminaires9 x3 x7 {) k! J8 S% c6 X
30-402 Colour Coding9 m5 m: |) A# ]' i J- T- N
30-404 Conductor Insulation
4 c) J& O0 u. j/ |& }30-406 Conductors on Movable Parts( I0 P# U/ m s5 ~* {& _$ f8 y
30-408 Wiring of Ceiling Outlet Boxes
! L2 v# @( P0 R; r/ i+ W' C/ l8 F* h30-410 Wiring of Show Window Luminaires
3 |" o/ U! @: R: S; q30-412 Tap Connection Conductors9 |) r ?6 I" I% D* t2 s9 |
Luminaires in buildings of Residential Occupancy+ M" S5 v8 \ N5 p: t b5 W" s+ _
30-500 Lighting Equipment at Entrances (Appendix G)
1 R- P+ g0 F9 U! w, H30-502 Luminaires in Dwelling Units (Appendix G), c6 G8 V/ o' n/ [( b/ x2 G
30-504 Stairways (Appendix G)
' R! ~: H# C! j) D30-506 Basements (Appendix G)# f5 t7 n' K/ F0 o
30-508 Storage Rooms (Appendix G)
0 C6 Q+ U* p; V; ~. Q30-510 Garages and Carports (Appendix G) {6 O7 U$ t0 b9 Q1 _
Lampholders
9 c, B4 _ y6 b3 l) A30-600 Lampholder rating with Incandescent Lamps3 Y3 _9 V/ l1 e! K" V" x x! Y. u3 h
N CANCEL6 F1 Q" |, T6 T
30-602 Connections to Lampholders- y$ W- n Z5 t7 d3 h3 z( r
N 30-600
& t2 B/ c; G# k1 E+ Y; p30-604 Switched Lampholders Used on Unidentified Circuits
7 x4 D5 I5 J" A0 T% r% |9 UN 30-602
9 L Y/ Y: P+ x* Q30-606 Switched Lampholders with Pull-Type Mechanisms
5 {0 u, W; |1 a" p( z. b" I1 KN 30-604+ G! L8 V" g4 S& C9 h2 n& Z1 @
30-610 Pendant Lampholders. S4 x9 i/ W8 R
N 30-608
. S& G! C4 O3 E4 `6 F0 `Electric-Discharge Lighting Systems Operating at 1000V or Less* P9 _( a, i! _1 O
30-710 Control (Appendix B)3 {6 A( i7 E% }
30-712 Branch Circuit Capacity
9 `# u Z% w. m. L. m) B( ?$ mElectric-Discharge Lighting Systems Operating at More Than 1000V( \' Y0 v" o6 m8 S; w' W
30-802 Voltages, Dwelling Units" n* U6 m+ i& g6 L0 g
30-804 control (Appendix B)8 s& R$ `$ \( g5 {8 V
Recessed Luminaires (Appendix G)6 Z5 p# J( i* b6 a- c% Y* ]
30-902 Spacings for Non-IC Type Luminaires
. }; x; s) @% t8 A7 o7 f& {30-910 Wiring of Recessed Luminaires (Appendix B): B. x1 d% b t+ t" P! r* V
Exposed Wiring for Permanent Outdoor Lighting
' a2 C$ [. A/ |, f& s30-1120 Branch Circuit Loading and Protection
* h0 r7 x& D, u/ R. f6 ~8 iExtra-Low-Voltage Lighting Systems
' S7 v. @* f, G; @30-1202 Sources of Supply
$ `' f( t/ c5 ^& f
% o' h3 ?/ O% }, lSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)" M, ` E) R( o8 S& o2 ^$ n; B
Fire Alarm Systems j# a. d8 ?1 m% }
32-100 Conductors
+ u/ A0 ?* v, t) A' ~32-102 Wiring Method
) Q2 \0 ` U2 S6 t: P32-104 Equipment Bonding% {$ P: i$ p6 B# P' e: n% P
32-106 Electrical Supervision
$ H$ G. l- N6 I$ S; a1 L; A( `0 O32-108 Current Supply; x1 w+ C* k/ v$ Y% U# B" X0 z
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)3 A3 d8 O; Z' _% C* A6 l
Fire Pumps
6 Q' e R6 @4 j3 U) q& ^32-208 Overcurrent Protection (Appendix B); q: i, S5 ^+ B+ q
N 32-206& G, ^; M5 v4 O
32-210 Overload and Overheating Protection (Appendix B)( Q, N2 z' N( w, x3 P, J
32-212 Ground Fault Circuit Interrupter (Appendix B)
* @( ~5 `( @. k
# X+ t& f3 f. R0 n J4 E5 t# d) x* C, w- n, QSection 36 High-Voltage Installations& a/ C5 N8 K( m m9 U: j7 w4 r
General
4 y; O* I" n; J2 ]& f2 j1 P' _2 s" `36-000 Scope (Appendix B)# Q* x/ n; _; ~8 O6 G; ^# \
36-006 Warning Notices
) A9 k4 i' u2 H) u; eWiring Methods6 J6 ~; g( [. f1 f( d
36-102 Radii of Bends8 h3 Y' ^' k! \8 F" Y+ @
36-104 Shielding of thermoset insulated conductors& q- g" [' e2 Z) J" t' S9 z
36-108 Spacing of Exposed Conductors (1) table 30, table 31
$ v: h# R4 T7 E& W/ ~8 x36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
3 {& q/ y" d* v( e' p7 SControl and Protective Equipment
1 x1 Z* X- k$ i& g36-214 Disconnecting Means5 R2 |9 e) q3 b( P- K
Grounding and Bonding
& m7 P7 Y( Y. p, x7 \8 [36-300 Material and minimum size of grounding conductor and ground grid conductor and connections$ e$ D, {: P% G7 r1 h
36-302 Station Ground Electrode (Appendix B)/ }% ?# A" b! k' C& ?0 B* S
36-304 Station Ground Resistance (Appendix B)
: y7 _ e& @, b; @ e36-308 Connections to the Station Ground Electrode (Appendix B)) I0 f$ t2 ]$ Y& D, ?% c7 L
36-310 Gang-Operated Switch Handle Grounds3 _) l A$ ?8 ^& O# R3 g
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations" K# e* Q" j4 X8 S9 D3 w, Y
( N; V) e+ O1 b" \/ k; Z
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
) i! m6 p7 W5 P- ^38-002 Special Terminology (Appendix B)( O* ^* C4 ], I: j* y
38-003 Voltage Limitations (Appendix B)
2 y7 T0 {( v$ y2 \38-004 Live Parts Enclosed
$ H# s- Y3 f8 r# {38-005 Working Clearances% H( g) R9 ?, W( |- t: M: \ J
38-011 Insulation and Types of Conductors
1 D7 I0 [9 X4 h38-012 Minimum Size of Conductors+ F+ G& S; B# y/ U* z
& ]9 M8 l0 I& k, KSection 40 Electric Cranes and Hoists
0 R `+ y. ]% x1 L40-008 Disconnecting Means9 A" e8 x- m+ W+ d" F: j
40-010 Main Contact Conductors$ K/ ?, z. h+ |4 Q v& s: V+ L6 J
' m! ?# ]5 [/ s" xSection 42 Electric Welders* c- z0 @8 ]- b3 W5 k! m* C+ `
Transformer Arc Welders
3 e6 V1 s* @/ K+ B* m9 e42-006 Supply Conductors% u* d$ ~" V9 w! R0 ~5 a2 |6 p1 n9 O
+ ]* z" E8 I/ x! f" K M) ASection 44: Theatre Installations
8 p/ G) j% |4 C: ? z. h# D* jGeneral
0 G! i1 J# k, _3 V0 I44-104 Number of Conductors in Raceways
# y4 l, {1 V2 u# v44-106 Aisle Lights in Moving Picture Theatres/ s( _9 Y* L' Z- K" h
Fixed Stage Switchboards! K6 X1 }! E. U [
44-210 Overcurrent Protection" R- C+ A: N. d/ _2 m% @4 Z5 G
Fixed Stage Equipment; Y7 Q% I5 O9 |& r$ [! ?
44-324 Receptacles in Gallery Pockets- s& J: B& Q0 K+ P
44-326 Receptacles and Plugs: K g! l) x% U9 ^% _
4 O( t1 C( }: }( YSection 46 Emergency Systems, Unit Equipment, and Exit Signs& X# Y! F. i5 T1 Y: ^2 _/ @3 R: C! Z
General, l( V5 L" Q3 T& |$ Q6 s5 g
46-102 Instructions
) h7 N- H6 C, I, @- f5 e. f2 b46-108 Method of Wiring (Appendices B and G)( U6 a1 A# n1 ~2 e; j4 f+ S7 ^
Emergency Systems
* ~. H9 h0 O" ^, {0 s- b- ]46-202 Supply (Appendix G)
" I* A6 F5 V- T- P j46-204 Control) x* P0 G8 A9 r+ h+ r/ V* @
46-206 Overcurrent Protection
/ A; K$ e+ J- F3 L+ H* X46-210 Remote Lamps* K, l" f+ \+ T
Unit Equipment9 O! ]: E( A9 C b9 o. P/ ~
46-304 Supply Connections G9 C7 L& d( O% C4 K: v
46-306 Remote Lamps (Appendix B)
, q% H6 x8 y" p# B& c* N$ o7 F9 h$ tExit Signs
! z8 V* Z( S! M& T46-400 Exit Signs (Appendix B and G)
9 Z. l$ s7 o% o/ C3 l# w1 c, X) z, m0 d/ r7 O, c1 c
Section 54 Community Antenna Distribution and Radio and Television Installations
2 P' ~, `$ Y' b' ^54-000 Scope
8 B3 w% _# k' y2 L2 S54-004 Community Antenna Distribution (Appendix B)
6 \% G( l0 ^3 w4 vCommunity Antenna distribution
& p+ b! S6 s; ?9 G2 z54-100 Conductors
3 |; A4 n/ a B! t7 z) `54-102 Voltage and Current Limitations (Appendix B)
$ W' |0 B5 ~5 _$ N1 cProtection9 @' G. N5 w1 h' y$ J
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
7 q5 _& u/ \0 ~, U! PGrounding, K) W1 R8 b5 U2 P2 Y
54-300 Grounding Conductor
" f2 @. l) r1 g& f5 r8 ^" OConductors Within Buildings! S* E6 Q! |1 n4 w" y, w
54-400 Separation from Other Conductors
" J! t6 m( Y A2 f& L" X: E A. fEquipment" y$ T3 y7 T1 n& u! `
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
9 [; ~$ P% O' L; E' Q, n. I* a( z54-502 Exposed Equipment and Terminations
1 e* j$ l4 b8 Y
3 {( n: X% @$ w7 z7 ?1 sSection 56 Optical Fiber Cables
* X0 w5 y/ J2 d- \$ X, IGeneral# J2 {' @# j0 i1 a
56-100 Special Terminology/ y2 M0 s( e! J) s; D+ e6 t0 T
56-102 Types7 ?4 F( y* \& T7 N- { j
Installation Methods
0 d& @. {3 }! ~3 B9 W56-200 Nonconductive Optical Fiber Cables (Appendix B)1 s' h8 |+ l2 B; Q
56-202 Conductive Optical Fiber Cables (Appendix B)
3 p, o+ S, v) j56-204 Hybrid Cables# T) B. ?. I8 p$ \2 ?
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)) N! }+ c. P+ r6 |
( `) j! j! _' ?/ @! }! t7 M5 F
Section 60 Electrical Communication Systems7 p4 O! Y3 L4 A- y
General8 q3 @: @. ?; X/ Q1 Q
60-100 Special Terminology
7 m v( m4 @% g, V- [% PProtection
0 W. h! m" S4 @60-202 Primary Protector Requirements
( i( L. M% x+ ?7 Y8 z$ e$ u; q4 ?Inside Conductors
- ?6 I, e/ E- R. G q% F4 l% g60-308 Separation from Other Conductors
# W3 g( E* _" d; q' J: i$ T5 r6 ZEquipment
0 O: u1 ?( {6 C5 i* P! Y' p60-404 Exposed Equipment and Terminations5 x; [( [# i# e9 l6 |( |8 N O
Underground Circuits
9 k. ?4 k! i- `0 L% Z60-600 Direct Buried Systems6 @0 i" s% P6 j; E, ]$ L9 X
9 @- @- r+ X+ Y9 ?) ?" U2 t; A4 n5 L
Section 62 Fixed Electric Space and Surface Heating Systems
$ L. u p) n; b, G! `8 ~# E5 VGeneral
3 N4 c% _9 H# y' ?4 V# \. n% O62-102 Special Terminology7 E* u% S6 k) d: b+ \
62-108 Branch Circuits5 ?. q0 @; L% m% r9 f$ j& r: L
62-110 Installation of Fixtures
$ ?% h% R9 G6 `) S9 q62-114 Overcurrent Protection and Grouping (Appendix B) (5)% O+ M" @! h0 C9 R+ I
62-116 Demand Factors for Service Conductors and Feeders (2)0 {; L' q5 B& O p- z- l
62-118 Temperature Control Devices3 d4 N1 e" i- G1 z
62-122 Installation of Series Heating Cable Sets (4)(7)' q: W+ B* i# r0 ?
Electric Space Heating Systems
; ~. W& w ~! m, Z: Z- z62-202 Temperature Control
0 U9 c2 y3 v/ \ r6 g4 w62-206 Proximity of Other Wiring (Appendix B)$ @0 Q6 c& q1 B2 C
62-214 Installation of Heating Panels and Heating Panel Sets
: k( l& Y$ F! O' S62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
; }0 k* m r8 q2 C* L62-226 Installation of Under-Floor Covering Heating Panel Sets
; I( B( Z, k# y) V) o/ DElectric Surface Heating Systems4 c3 o5 n6 Z! q& j/ o3 U
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
& p$ _) j/ z/ p( d* w1 l
7 H8 Y2 \* Q% `. _% m# XSection 68 Pools, Tubs, and Spas
3 H5 h9 j* b. g/ V1 n fGeneral
5 b, {! X; t, B: \0 ]6 \' P- o1 C5 w) _3 V68-050 Special Terminology. Z5 s9 q% g* G6 q
68-056 Underground Wiring - Table 61 U! L/ _4 ~8 s% ^( ]7 N
68-058 Bonding to Ground (Appendix B)
* o" m6 _ p, M# a5 j1 v68-060 Junction and Deck Boxes (Appendix B)
9 T, C8 z) }) r$ C* r' x68-064 Receptacles1 v6 R$ d4 i* ?2 s5 l
68-066 Luminaires and Lighting Equipment
$ ]4 w4 F5 c6 A. x8 d$ T68-068 Ground Fault Circuit Interrupters (Appendix B)& x$ O1 }- x8 \
1 _! x( I( x0 B/ j# f& DSection 70 — Electrical requirements for factory-built relocatable structures and # k7 h6 {) {, C5 @
non-relocatable structures7 L" W3 N- }8 A8 O$ L8 [: r7 R
70-130 Tests (see Appendix B)
4 E* s. Q4 R* }# T
[9 T* W5 v5 c0 d0 R& I7 USection 76 Temporary Wiring (Appendix G)
% B. C. S& {' I7 H F v' }76-004 Grounding
7 m. t: U. F0 w7 f; g% L; _76-008 Service Entrance Equipment9 V7 |6 L& z2 z8 s. ?2 |
N 76-006
& I7 ]# w( X( M( h$ W" H! Y5 c9 R8 U. |76-014 Branch Circuits
% c1 Z) K6 }1 k( t' [ |; iN 76-012* I- k5 l; J9 E2 ?' p
$ l) @+ F0 e) y" H1 v5 o3 h
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
7 K& b+ r R* s4 D. {Marinas and Yacht Clubs
2 ^7 f% W" B" m" b5 W! e/ {, T78-052 Receptacles
4 n6 {! s# A, f: S78-056 Feeders and Services1 y4 ^& B8 I# ?' j# q! g
Marine Wharves, Structures, and Fishing Harbours7 ]1 H& M+ Y1 ~7 u0 H3 V8 g- T4 j- y
78-106 Grounding and Bonding
, S* h1 k7 Y. z% u1 u( \4 v1 yTables
8 ^' Z* o- y* j( o# |, k, g1,2,3,4,5A,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
. Y% e: A0 |' p9 v. }2 y
" n: p- A5 Q: U4 U+ a; ]& wDiagrams: 1, 2, 77 J- H" z) V+ K& T# @: e" c
- |7 C) C, S+ ^2 \Appendix B
* v- ^. W4 l3 r( H/ ?P352: Ground fault circuit interrupter- 6mA, x% o- T2 K2 F; o
P354: 2-126 FT1, FT4
% Q- e% {) A; F9 W8 j U xP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
6 o- H; G4 I$ \ @: m6 tP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)6 G; ^' C f7 F N+ [+ P
P370: 12-1012, 1118, 1214 Example:
% z; H, |. p/ ^0 Y# FP371: 12-1108
. N. |+ V" y% b5 b4 q& FP381: 18-108(1)(b), 18-158(1)(b)
4 o1 M' _$ O1 sP386: 24-206) g9 k) L5 C6 {! b( J) A
P389: 26-256
3 S3 N! f( ~/ KP391-P393: Section 28, Example to determine Motor Conductors and Protection
6 @% F) \6 H' r- }7 M% {
( }& s+ {9 E3 kAppendix D2 E w. |# j2 a4 w! ]/ v8 w6 M
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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