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Canadian Electrical Code Review Guide
; A) y8 w* j2 L* O! b5 Y8 D0 _For the Exam of Electrician For Red Seal License
# b1 N$ ^; w5 k, x T' u7 {8 ?: l' s4 i7 h; M
Lesson One
. R h) i8 m8 i, j3 p2 K4 {Section 0 DEFINITIONS, c2 i% T' P$ l: x' M
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:2 w& N8 _, n6 N: s/ O3 ]
Accessible as applied to wiring methods" a. R. {$ O" m. S# s" `0 G1 ], E
Alive or live+ N! p) T% j: ^
Aluminum-sheathed cable
1 i1 P$ L8 f8 `" PAmpacity& o% R# A; @; N. {; R
Authorized person
7 m) T' Y9 f: V1 jAuxiliary gutter
- l! Z& g2 w2 B( iAWG
) x- g5 a: }* s( hBonding
; u0 ]! d1 x. iCable tray
" p0 J$ o; i0 _* i7 X4 l; JCellular floor
q- O0 v- Z- }' FBranch circuit
; `/ l9 q h. F# ?3 P+ q) pBus
. N: C( w/ x5 {4 lBusway
6 t9 }* X: r S, WCommunication circuit! X+ ^# e! E8 u! E7 E5 z8 G
Extra-low-voltage power circuit$ z5 F& f+ }3 e j5 R( {
Low-energy power circuit' b6 O" j" h7 I$ n% S+ U0 l' W2 d
Multi-wire branch circuit( G, ]+ k7 R4 u6 Y8 }
Remote control circuit. i/ `: I* X' T% p4 }: p* f
Signal circuit% K% D B3 ^1 v4 L7 R* E+ c. v
Circuit breaker
1 M2 Y7 u7 _$ b+ B) G( S2 V8 e7 _& YInstantaneous-trip circuit breaker
1 b: B' `2 _' `7 J! m( dConductor
, A. B" L& N1 EConduit
) Z9 f+ m5 |1 P5 Z2 q Flexible metal conduit: x8 R/ v- [, f$ z3 T5 N: r
Liquid-tight flexible conduit
& S7 J+ z1 B5 T7 J Rigid conduit
4 E. ?6 V( z; K3 {# [ Rigid metal conduit0 A: G/ C* y4 [' s7 `3 n. g
Rigid nonmetallic conduit
: K7 O4 I. @+ b. p Rigid PVC conduit( u* K7 h5 b, g% g
Connector8 |2 E: U% e) ^9 T' ~$ j. |
Box connector
+ M4 J. L) x1 Y* `7 o2 M Wire connector- Z. f9 _9 l+ S% H
Controller
! a7 Y6 L" L8 |1 z9 b/ D* pDisconnecting means
0 Y3 s O+ v \% a. HDust-tight, b9 v& Z% A0 c* K7 n
Dwelling unit7 M5 x# S* N& T
Electrical contractor, q# Y/ x' Y% I+ L: N1 d
Electrical metallic tubing
/ W& {7 B/ M7 U# ]# l$ VElectrical nonmetallic tubing
* c1 K b; Q2 v$ Y: P9 BEmergency lighting
2 `% t& x/ n5 y0 Y; k" kExplosion-proof6 [8 [ ]6 o" ]) \6 K3 d5 H f1 ~
Extra-low-voltage power circuit/ @% b0 e' B8 y+ V
Feeder0 M/ f( Q8 Q! i
Flexible metal conduit& u6 q! U; y; U7 j) T# |) N
Ground* m9 A; `8 `/ o' l1 h. D, x9 f- W# X
Ground fault circuit interrupter3 O/ Q; X" c- Y$ [
Grounded. I" u9 J0 W' e$ z# A: @
Grounding
: X& Z! Z1 y2 r6 {4 e0 NGrounding conductor" F4 S( A: O, [
Grounding electrode
4 P6 p9 [% N" D8 r) dGuarded
0 z- b& ~# R# _7 j* G% yHoistway
+ k7 d# |; N% o. iIdentified( v3 h- j- E: C f/ ~
Lampholder
& M- e5 ^( _+ }. J& Z @$ I3 j7 ILow-voltage protection! B8 G1 j+ l# @" W& m; C: V
Low-voltage release
) K. r; V) w0 l; ZNeutral; a5 x! p) Z& L. f' X
Noncombustible construction
9 a' r3 Q! I' w; H2 gOutlet
4 O! z$ c) [% X8 TOutline lighting
1 z, m, S* z0 c- w! `% WOver current device
; @) T' L! N; z, a8 e( |Overload device* W& a; T& @, J3 {; }8 J# f
Panel board
4 q7 F; F. f5 l8 z( w jPanelboard, enclosed
8 n, M/ t8 z' B8 v9 d$ mPermanently connected equipment
! i0 | |; g$ I! B, sPermit' l5 t# a; L; A) Q& w
Plenum
* D; ]) s+ M& E1 k* b7 l" _Portable as applied to electrical equipment
7 C+ w+ D. M7 ] [" |3 \) M; oPortable ground fault circuit interrupter
; O& D0 Z; I$ V+ q$ M, u# rPower supply cord
- u% u1 z( V( |; P1 SRaceway5 m( Y4 D+ O5 A/ D' Z
Receptacle
6 S& {5 X& c- `1 `4 K Duplex receptacle
, ?% i" M0 x: F; H Single receptacle9 F4 T4 s1 D7 o* {% X
Split receptacle/ x5 }- P. `# n, R7 q
Service, consumer‘s
& W7 `" W! _ H! S2 n8 d( O/ }Service, supply+ Q! X/ L; d& Y! l- u& ~
Service box- E' I; y5 d0 y8 T0 h* n5 e
Service room1 q: l) |# \0 C+ I% O0 _
Single-dwelling
& p! s. B" o4 w) W/ l" c7 FSlow-burning as applied to conductor insulation- w2 g. J* }) D
Splitter6 Q% c9 u( {' O8 `) d
Starter
) q+ t& U2 ^& G; BSwitch0 _7 `0 d; K4 F$ y
General-use switch) t% F( T9 B E* r- V
Indicating switch
4 j1 Q% h ?+ J# A0 c# I Isolating switch
1 ~1 j9 m5 M8 u( w* j Motor-circuit switch/ {( v- l) ~6 S \6 t! V
System4 d: g5 @1 u9 j/ v
Communication system
+ u# `; m* g- k& ^, H Community antenna distribution system(CATV)7 _# V. g- @( Q7 z' \ k9 e
Grounding system
4 V& T, ?& `* S' ]8 PUnderfloor raceway0 ]9 l5 Y: b; h8 _
Voltage:
" q" F; ?$ a* V4 \ { Extra-low voltage
6 l$ l+ y/ n- p4 p! o High voltage6 n6 W( D' s- ?; M
Low voltage
) H, E( `& g7 K7 `, u" aVoltage of a circuit
" O3 F4 M8 H5 n y* a1 h4 aVoltage-to-ground
- Y V7 K2 Y% d% d. p% R k6 ZWireway
1 I! w/ Q( j7 C; Q' N& Y+ \) O5 p# @) g5 d" W
Section 2 GENERAL RULES
! o( P; u8 S" W0 h# h6 wAdministrative# H% H: W, Y& }, N D
2-018 Reconnection
4 ~! h0 i/ r; Y+ b9 {# x! o$ M4 U2-030 Deviation or Postponement' `0 l% S- ^+ F2 s8 _& z1 I
Technical General( q- s j& x4 f: c; ]
2-106 Circuit Voltage-to-Ground – Dwelling units
6 a* ^6 k1 @1 ]! D5 ~, Q* [5 D2-114 Soldering Fluxes
: l9 h- X3 U5 r( o: I4 V. W) F2-116 AWG Sizes of conductors' m8 w! O1 B" I) Q% {
2-124 Fire spread (see Appendices B and G)
# }& a& {( X0 a" U2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)6 h" s9 `& m6 O, R: ~0 }
Protection of Persons and Property! g: B' d$ |' {6 m9 X7 a! x
2-202 Guarding of Bare Live Parts# y; t3 z+ Z' U/ Z8 o
Maintenance and Operation a) E. ?5 c/ h/ l7 c
2-304 Disconnection1 o( M- z4 O$ m( `9 j. A" k
2-306 Maintenance of Live Equipment
1 Q# h3 L2 {; z& F7 MN 2-306 Shock and flash protection (see Appendix B)
7 J! l1 H) f( k+ W; U2 a# A+ h- v2-308 Working Space About Electrical Equipment: Table-56
2 A( g+ ^: k3 b6 m7 |( N* u$ |2-310 Entrance to, and Exit from, Working Space2 k( h8 R7 ~' P+ U" L4 `
2-320 Drainage
! ^( Y$ }7 a- \* v& E" q2-322 Electrical Equipment near combustible Gas Meters and other Devices
5 _8 ] W; B$ H7 T/ {& G4 \Enclosures+ Q5 Z6 O* \4 H. u4 c; w4 C
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) & w% |/ s) X! e- \: [ d
2-404 Marking of Motors: DP, WP, TE
; B7 T* I7 t5 D( }& O
7 |2 j5 F$ \6 cSection 4 Conductors+ m- j1 P1 S1 q
4-000 Scope% N/ O5 {( ~ B: ?" E
4-002 Size of Conductors: 14#, 12#7 h t2 o7 _+ C0 h
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36+ v1 V* L; S) W- O2 ?, m2 l0 t
4-006 Insulated Conductors: Table 19" U+ z3 ^9 Y, G8 p- I1 ]
4-010 Uses of Flexible Cord: Table 11! G6 t/ p. k* v1 s" Q7 W
4-012 Sizes of Flexible Cord4 _" Y: f$ |: H5 @/ S j: ]6 M
4-014 Ampacity of Flexible Cords: Table 12
+ i( M( u0 E. _+ T8 D8 z4-018 Equipment Wire
/ l( I. V( l# o+ m5 ^+ @% Y2 S4-020 Insulation of Neutral Conductors" H& ^& u G1 A/ [3 _9 S/ S
4-022 Size of Neutral conductor
, i( {3 m9 p7 p/ P4-024 Common Neutral Conductor
. ]. T2 ? p- Y, Z5 m( K# I) U4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
* V# ?! D# G- c' k4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
) Q* L5 a" o5 L. d2 U( j4-032 Identification of Type MI Neutral Conductors) k/ t' i, X* p! L) s
4-034 Use of Identified Conductors1 K' F0 L, k# h6 L% }% B- [+ d: o
4-036 Colour of Conductors: Phase A, B, C, …
4 x# r- |8 S3 U3 g: K: |& n4 i9 c. k+ W; @% }% l& Z' ]
Section 6 Services and Service Equipment
& H Q- L2 s( MGeneral; y3 g- Y$ r3 O3 Q
6-102 Number of Supply Services Permitted$ `0 K4 j) q3 \( d
6-104 Number of Consumer’s Services Permitted in or on a Building( h8 F) S+ X; n, u$ \- h
6-108 Supply Service from an Electric Railway System
! q5 F4 i' Y! k9 v% _1 j6-110 Three-wire Consumer’s Services 1 c* z- A5 k/ Q
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
4 |% c' ^& J' n9 q6-114 Methods of terminating conductors at consumer’s service+ q! V. G" Y7 x( f, }" W
6-116 Consumer’s Service Head Location
- ^- I) [! W1 u& B% u) M2 ^Control and Protective Equipment
1 }: J! ]- ^2 \: W6-200 Service Equipment
3 R+ H' l# z: r4 X6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e); M* J/ w( t/ L& U5 Y' v. [
6-208 Consumer’s Service Conductors Location
0 d( n( [3 K" e& x2 f! _' I) e6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
9 I# e1 ]4 O1 s' Z9 _6-212 Wiring Space in Enclosures0 Z) Y0 s* j3 t
6-214 Marking of Service Boxes H' K% w4 a8 m8 w
Wiring Methods
f8 w3 }4 d5 r! E7 O9 F2 q6-300 Underground Consumer’s Services
) P7 H9 H+ H9 \, U0 t6-302 Overhead Consumer’s Service Conductors/ m4 u& f- K3 a' ?3 F( D! }& s6 v) m
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
6 c: g: p8 B6 @/ Y6-306 Consumer’s Service Raceways
/ S# _2 S# p' F O* |1 t6-308 Use of Bare Neutral in Consumer’s Service" b& A' V; Q$ O+ m
6-310 Use of Joints in Consumer’s Service Neutral Conductors
' z9 C/ s7 D) k7 G: p6-312 Condensation in Consumer’s Service Raceway; q# r j% Q6 g, W: S: @0 U
Metering Equipment. ?6 R% C8 \* w* ^/ U
6-400 Metering Equipment
, I4 ~2 A9 v, W D$ _7 t+ e6-402 Method of Installing Meter Loops6 g$ e4 d, [6 F! h! N" S- V7 r
6-404 Enclosures for Instrument Transformers
: q( s3 r7 h a4 _7 C8 e& n6-408 Location of Meters
+ _7 r v5 ~8 a
) Z) x0 _, k, Q0 D: OSection 8 Circuit Loading and Demand Factors
/ ]% t) U/ Y& S" m) ~! EGeneral
' i5 m. p* _/ b8-100 Current Calculations' s& A4 w2 I8 V E; f
8-102 Voltage Drop ( see Appendix D)% a/ A8 ?; g% [! f! y$ B9 r8 V
8-104 Maximum Circuit Loading
5 y( E+ j( ^/ s/ n! o7 L! j3 k8-108 Number of Branch Circuit Positions: @, l0 a: Q* T A6 P S
8-110 Determination of Areas
- @" l4 }6 `2 V+ v3 d3 mServices and Feeders) M( t# m1 c7 q! w: r
8-200 Single Dwellings (see Appendix B)
, B- f/ p' j% n. h8-202 Apartment and Similar Buildings/ B. ]& d3 E2 d2 a& ^
8-204 Schools
" b5 x( ?- c' ~" l k. M8-206 Hospitals
7 c* j$ ^* b5 O0 i8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
T+ R) p$ X$ Q( N+ @/ P7 c1 N8-210 Other Types of Occupancy (Table 14)
& {7 A5 D" |: _8-212 Special Lighting Circuits7 V! a% p; t* r& Z
Branch Circuits
1 V/ h) _& [6 C% X- n8-300 Branch Circuits Supplying Electric Ranges
2 J% ]( J/ [& ~ r: G) n8-302 Connected Loads
! N* E l% n$ d, n
8 N3 M4 o9 N" G0 q DSection 10 Grounding and Bonding, W% U0 C8 W* g. N
Scope and Object
$ R2 ^/ z2 i% i% {10-002 Object
) l0 d, l* v# n4 H. x, ?System and Circuit Grounding
9 j \0 h8 {, N2 o4 T10-102 Two-Wire Direct-Current Systems" K& J2 M& e7 ^9 I
10-104 Three-Wire Direct-Current Systems
3 O' z, K- T" e5 I10-106 Alternating-Current Systems
: W% S0 p! h" s10-110 Electric Crane Circuits
% B, ~$ |) t0 ~0 Q' b& q; U# |10-114 Circuits of Less Than 50 V0 U3 e* Y) a1 g+ F; ]. f
10-116 Instrument Transformer Circuits
# \: l6 t5 d4 ?4 k! e& p% J2 E$ g% K) kGrounding Connections for Systems and Circuits
& d$ M' W! a2 V) y! _10-200 Current Over Grounding and Bonding Conductors
/ @" w) _& D. |' Z10-204 Grounding Connections for Alternating-Current Systems" u% [3 j. ?3 ]" [
10-206 Grounding Connections for Isolated Systems$ G! I/ h) ~: Z3 s# o+ k
10-210 Conductor to be Grounded
1 ~# \) v8 S: J8 a! w7 `Conductor Enclosure Bonding
$ r x/ A; f" ?' b/ a, ]+ {10-302 Other Conductor Enclosures: K1 g* o( E( B1 n9 e% J
N 10-304
; Q8 l: }! |0 T6 W Y9 J/ iEquipment Bonding. ^( a G$ L$ x4 e
10-400 Fixed Equipment, General
. p, T- B1 ^, `7 L1 O9 t2 A10-402 Fixed Equipment, Specific (3), (4)+ g* F! v! J6 n T/ g
10-404 In Nonmetallic Wiring Systems+ y, T" x$ }/ i* @9 e
10-406 Non-electrical Equipment+ N) K+ ^$ x( D) o. b, S1 V
10-408 Portable Equipment (4)(b)) F0 v6 H* r% i( i, {* e' o! e
10-410 Instrument Transformer Cases* X" a6 T! ~7 B& \ ~
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less6 d& `8 V& G; `5 o7 Y& v0 z4 c
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V" q; x5 c% {9 g) j# d
Methods of Grounding
6 ~: T, N Q8 Y10-500 Effective grounding (see Appendix B)
- o* E& l+ g+ [ [10-502 Common grounding conductors$ ~- H4 j$ T5 L* i
10-504 Common grounding electrodes' w- h8 r. y4 \. Z0 J B" o5 H0 n% l
Bonding Methods$ B* B# v8 u' |+ ?
10-600 Clean Surfaces( }7 K# B) d4 d8 Q
10-604 Bonding at Service Equipment9 s5 Q2 _5 M( z0 Y$ {: O+ {
10-606 Means of Assuring Continuity at Service Equipment
( P0 C/ {( ~ _10-610 Bonding at Other Than Service Equipment& T: @. a+ m0 P
10-612 Loosely Jointed Metal Raceways4 H& V- g9 [* k( C: ~
10-614 Bonding Jumpers Table 41
. E; K6 |9 s* i: e& w# c' TGrounding Electrodes7 ]& o% I! U, |! L! K
10-700 Grounding Electrodes
8 A' B+ l7 }3 n; w7 {* ^& Y10-702 Artificial Grounding Electrodes* R1 {0 c8 V( l5 c0 l& N/ T
N 10-700 & 10-702
/ q3 {; z/ w5 F W+ X10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)3 U0 I$ }1 W' X
N 10-702! v' o3 _0 ]' s9 A" b. C7 |
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
- N; ?. j* B! nN 10-702
; o$ m& C' g @4 y7 @10-710 Use of Lightning Rods (Appendices B and G)# P. @1 c. S- G* E" Z
N 10-706. X% D( V' n# o2 X+ {. x, w
Grounding and Bonding Conductors; I/ U0 Y- g* J. o
10-800 Continuity of Grounding and Bonding Conductors
9 Q2 y* n1 Y2 @) A: X10-802 Material for System Grounding Conductors
7 x6 O3 Z; P: Q' L8 W. k' G# @10-804 Material for Bonding Conductors
- A3 X7 c$ l2 z& P6 P10-806 Installation of System Grounding Conductors' y' U$ s+ I/ l0 p8 T. Q
10-808 Installation of Equipment Bonding Conductors
+ n6 A8 y7 p2 d9 s0 \2 H2 B10-810 Grounding Conductor Size for DC Circuits
1 F- T) H: l1 n. n/ M: K- y, `10-812 Grounding Conductor Size for AC Systems (see Appendix B)$ ~: J* h& c& b
10-814 Bonding Conductor Size (Appendix B)- \- S( y9 A P( ?% j
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
" P$ v" U' @. v9 |0 I& d" k10-818 Bonding Conductor for Outline Lighting
* C3 J" O, s* j5 N10-820 Bonding Conductor Size for Instrument Transformers
- Q6 B: J. X0 {0 S5 Q9 W( _Grounding and Bonding Conductor Connections
9 H7 A, u: R: J' [0 i* q10-902 Grounding Conduct Connection to Water Pipe Electrodes
0 @5 Z6 D# t e. } ]10-906 Bonding conductor connection to circuits and equipment
) z. t+ U/ c5 }+ S4 v. ^% W2 }/ u10-908 Grounding Conductor Connection to Electrodes
0 ^4 L# Z* K3 f: h- r% a$ GLightning Arresters# b6 f% v* |: V% q3 z7 {) |! g9 I |
10-1000 Lightning Arresters on Secondary Services – 750V or Less" L. ~, f: H3 Y2 k) n& e6 j
$ x3 k* G# _) b. J
Section 12 – Wiring Methods
+ b& U* u) s* k+ QScope
% B% n$ v* Y# ?, W12-000 Scope (Appendix B)
/ v0 S# P/ m7 n$ l9 h- x& dGeneral Requirement
, z6 l, t: T8 Z; _$ V! d0 X12-010 Wiring in Ducts and Plenum Chambers
7 @- {+ m+ |! S; ?3 ^. H4 h" T" x12-012 Underground Installations (Appendix B): N, H* s, M) j4 `6 z2 t
12-016 Lightning Rod Conductors( ?* n6 y) B4 y( |9 O4 j& n
Conductors - General3 J, N4 \$ {6 U$ @0 w
12-100 Types of Conductors (Appendix B) Table 19
* ]* E4 j6 \4 Y) |- r% g' h9 u12-102 Thermoplastic-Insulated Conductors8 N4 {+ B" H/ h, ?6 ] s4 i
12-104 Flame Tested Coverings
3 {: T8 {5 @+ \8 M$ J. t; K# |. K12-106 Multi- and Single- Conductor Cables
& g: ^: h$ {" {% Y w/ b8 R1 Z4 G12-108 Conductors in Parallel (Appendix B)
' L/ }7 F" b' _ p/ x12-112 Conductor Joints and Splices* x4 ]( V$ S* o+ [1 z7 Y
12-114 Ends of insulated conductors
! `4 h; M" V' |+ w% H% B12-116 Termination of Conductors (Appendix B)* A& p9 z1 g9 l w3 ^
12-118 Termination and Splicing of Aluminum Conductors0 ]/ \& d, Q# h& J
12-120 Supporting of Conductors - Table 21
" }$ M9 J, ]) O9 p* j, a! v6 DOpen Wiring
7 M7 n" Q* V- R) S0 x8 u: r12-204 Spacing of Conductors
4 r \1 w2 Y, X3 y+ C2 t12-206 Conductor Supports
- F% @6 W* P3 |& w, h1 R12-208 Conductors on Flat Surfaces
- R7 @2 I `/ S3 h12-212 Protection from Mechanical Injury
9 e" z3 E% G2 I/ j1 }. PExposed Wiring on Exteriors of buildings and between Buildings on the same Premises
8 c. I: n. V# \ h2 l12-308 Minimum Size of Overhead Conductors
" K0 L1 E$ d2 c0 n* r2 d12-318 Use of Neutral Supported Cables
- r2 y7 ?. I9 n4 C5 lNonmetallic Sheathed Cable
% O$ [% k% u' C- T7 n( q& d% v12-502 Maximum Voltage2 q0 B$ T9 Z& B0 k* T2 f
12-510 Running of cable between Boxes and Fittings (Appendix G)
" r* g+ n: a, m12-514 Protection on joists and rafters; ~# I8 O- _2 x/ D2 U+ T
12-516 Protection for Cable in Concealed Installations (Appendix G)! E/ ~$ G7 Y. _0 C5 w5 U
12-522 Where Outlet Boxes Are Not Required- P; n8 }; [8 d
Armoured Cable% L, k6 z3 k* ?/ h/ a- t
12-602 Use (Appendix B)
0 q; i+ \' z6 @0 V/ S, J w R12-604 Protection for Armoured Cables in Lanes) P. ~1 W; ], n% c& X( D' c
12-606 Use of Thermoplastic Covered Armoured Cable7 P1 m/ f- `8 W$ m
12-608 Continuity of Armoured Cable5 y( c0 ^7 S( x& A! L
12-610 Terminating Armoured Cable% A$ [% c' T9 d/ ?3 `
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems+ o5 o, J# S! X
12-614 Radii of Bends in Armoured Cables( E$ |3 N3 y- }% q* d
12-616 Concealed Armoured Cable Installation
# U; e5 @6 [" a. Q; x# q. {12-618 Running of Cable between Boxes, Etc ?9 [) H5 l9 ~
Mineral-Insulated and Aluminum-Sheathed Cable6 t9 d6 P) [2 _: x0 l+ k9 O! ~
12-702 Use9 l/ h3 G6 u+ t& g: O
12-704 Use When Embedded- L! S1 t* b" |- _9 f' u% h
12-706 Method of Supporting
0 P7 s8 P# d+ }12-708 Direct Earth Burial
0 w9 H" R4 E' ]12-710 Mechanical Protection
0 K) f; o1 G5 w2 s0 O8 R8 t! t: N12-712 Radii of Bends( o2 K$ [+ I; h+ {' O$ W- @$ ]8 E
12-714 Termination of Mineral-Insulated Cable (Appendix B)4 O6 e2 A6 p4 P& W
12-716 Connection to Other Forms of Wiring
$ | P8 h& U) q& T- q" yFlat Conductor Cable Type FCC
y; V6 l0 ^/ X. {6 A12-804 Use Permitted( s- d, n3 S0 k% \/ E! \1 a' Y5 u
12-806 Use Prohibited
7 |* g4 C4 _, u! t/ Q$ i3 v12-818 Anchoring
, b1 g# I4 y' c! Z+ g5 U2 r- U12-820 Crossings
4 B( t, U. r* h2 Z0 ~Raceways - General
, m, \- S2 S/ x12-904 Conductors in Raceways
8 K- p$ h: r/ Y: B/ w" d- y12-906 Protection of Conductors at Ends of Raceways( p0 v$ }! w3 _6 y5 h
12-908 Inserting Conductors in Raceways: ~! V H% a/ k" d: F3 A8 A
12-910 Joints or Splices Within Raceways
1 B6 N" D7 k6 F; z/ f12-912 Stranding of Conductors
" B9 [- u; J! {) a+ a12-914 Electrical Continuity of Raceways# i1 b3 \6 ~! o
12-922 Radii of Bends in Raceways% o- Y9 T5 O7 s4 p/ x
N 12-922 Radii of Bends in Raceways Table 7
/ h0 O! V; A" V12-932 Protection for Raceways in Lanes" z$ U4 ], U. h6 z( a- r
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B): Q7 s& B6 X% X9 B0 \
12-938 Capping of Unused Raceways8 D& P/ D; F% P- J$ U9 O7 z
12-940 Maximum Number of Bends in Raceways% H" g2 N* [, W4 N' r8 L
Rigid and Flexible Metal Conduit
1 _- l! h" I4 p1 ^12-1002 Use, M' i8 V; x$ \% z' I" G
12-1004 Minimum Size of Conduits
8 C3 ~/ g4 s! g7 _; |12-1006 Conduit Threads (Appendix B)
# Q* E* T$ T8 f Y4 L6 ~; m7 m12-1008 Thread Engagement
- T' \# {2 v4 ^12-1010 Maximum Spacing of Conduit Supports
+ _& c/ ~5 u5 A12-1012 Expansion and Contraction of Conduits (Appendix B) r9 x/ t* r7 ^5 H% U
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 * O6 I; Z3 n! g3 ~( w
Rigid PVC Conduit and Rigid HFT Conduit
( G G% W1 p% G& {( }0 P12-1100 Use
3 @) ~! ~* [: C% g' X' }12-1102 Restrictions on Use
7 @( m6 w5 M% i `8 J z9 b12-1104 Temperature Limitations (Appendix B)& w5 X- x7 C+ u, f6 i8 [0 U
12-1108 Field Bends (Appendix B), (2)
" G9 C0 Z% @% x2 s12-1110 Support of Luminaires# t& Q+ m! @; O7 x* D+ x4 B$ t9 K; A
12-1112 Fittings
8 J* ~0 ]6 ]+ w5 U0 k1 }. B! v12-1114 Maximum Spacing of Conduit Supports
* X8 U, y7 m+ I! y12-1116 Support of Equipment3 o5 k$ v3 T& ?7 J, ~2 b/ o2 R
12-1118 Expansion Joints (Appendix B example)
+ ? Z* l5 z8 n& e. i) w4 t' y; [Rigid RTRC Conduit# _/ l. K, W! P/ J0 \: x3 T/ `
12-1210 Temperature Limitations' A/ c) a& {* ~; t W( x& _
12-1214 Expansion Joints (Appendix B)4 p3 d- i `( I& k8 _, T" x
Liquid-Tight Flexible Conduit& z: ^. y% `( e. i7 z8 Z/ c
12-1302 Use of Liquid-Tight Flexible Conduit1 }+ `. Y5 ^* i
12-1304 Maximum Number of Conductors% ?5 K! S# O+ e$ }4 |) b
12-1306 Provisions for Bonding' [+ J/ J( A% x
Electrical Metallic Tubing
1 \) n5 o: [3 T! K7 D1 \12-1402 Use
c7 e" s) b3 g0 F12-1404 Supports& B, ^# s- W8 _" C/ P0 U
12-1406 Minimum Tubing Size. w9 x3 M. \# W& w9 ^
12-1408 Maximum Number of Conductors6 O! u9 @3 }6 e* c R) b
12-1410 Connections and Couplings3 b7 F, a. C1 a: ]! [
12-1412 Radii of Bends in Tubing
% x. |# O# J$ I: J5 Y1 Q0 `( M" kN Table 7* b1 q) W! q# x& C/ P+ H8 X, Z
Electrical Nonmetallic Tubing
( \' S+ G( r( D; i12-1516 Provision for Bonding Continuity9 V$ D: V' w& G" j( s& c1 E# q
N 12-1514& Y; ~7 y- V8 D4 X0 N
Surface Raceways
$ t; l. s2 R- C& [12-1602 Use of Surface Raceway (Appendix B)* T8 Y; I, U$ n
12-1604 Temperature Limitations
' o" E$ K5 _( b- M- E4 o8 f12-1606 Conductors in Surface Raceways (Appendix B)
1 s. R' i! {1 R& A12-1608 Maximum Voltage+ R! A A1 u _! W3 U8 A' _1 S
12-1610 Joints and splices
6 ^. w Z3 \& v3 K& C- ?Underfloor Raceways
8 A6 d/ _, t& M6 J8 \) ]0 t12-1712 Discontinued Outlets in Underfloor Raceways
+ G8 O. X& r; _. p* `' Q6 {) nCellular Floors) P, o L8 @% d4 ]
12-1804 Maximum Conductor Size in Cellular Floor, \+ J. s9 a' X9 E
12-1820 Cellular floor discontinued outlets! Z7 H0 P: {5 c' @# y: f& k. D
Auxiliary Gutters* p0 Z7 A4 D+ S6 L m( E- y, A
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces m. R+ l# b# _6 E
12-1902 Auxiliary Gutter Supports
0 A$ ^9 K# x( s12-1904 Auxiliary Gutter Cross-Sectional Area3 I3 d! o, D3 q) |. e
Busways and Splitters
; \- [: V1 q7 C- m( S12-2004 AC Circuits in Busways and Splitters& p' k J: c5 v$ H0 N5 T+ A: n" z
12-2006 Busway and Splitter Supports. \; w% A# f7 \( t ?* H' M# C% E- {
12-2008 Method of Installation of Busways
) R4 ~1 Q/ \0 U1 v12-2012 Reduction in Size of Busways5 m0 Z4 _: E8 T* H) E2 V& `- w5 A& V
12-2014 Length of Busways Used as Branch Circuits0 h9 B: x5 V/ h9 A6 b4 k! h1 P% j2 q" x! L
12-2018 Taps in Splitters
% J% s/ Q% O: s5 {; Z7 NWireways
- L' S5 m I; H8 _, o, X# O! X12-2104 Conductors in Wireways: ~7 z% }/ k, N6 o% k2 U. l' q
12-2106 Taps and Splices in Wireways
9 v6 u& E; h( s5 c( J9 { Cable Trays4 Y' M9 x) p: J/ O
12-2200 Method of Installation (Appendix B)6 f* j% E: ^, U& X8 |
12-2204 Joints and Splices Within Cable Trays# z1 t. {2 \# Z! J+ {* j# \/ ?
12-2208 Provisions for Bonding
$ j, _, A7 Z, E* k9 p; t2 J12-2210 Ampacities of Conductors in Cable Trays" f4 z/ s3 Q, m# E ~! e" \
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
1 m6 y- ]7 |8 Z% h: N12-3000 Maximum Number of Outlets Per Circuit
, D) j2 Y. r7 i; gN 8-304% a5 d0 Q) _- J/ [/ W
12-3002 Outlet Boxes (Appendix B)
3 p3 L$ W, l, K( ON 12-3000
+ i* y' p4 Y9 w" e& v12-3004 Outlet Box Covers
+ V. f1 B# i9 T4 E. M9 P; R1 qN 12-3002: s( \) w; Z) o9 a
12-3010 Boxes in Concrete Construction
" ] V$ W! Z6 C; T: Q3 I' ^N 12-3008
3 P5 X# s4 ?* ?' o6 v) x$ X+ d/ x; k12-3012 Outlet Box Supports: q* R" o5 S5 a4 m4 a( E7 ~& _$ ^
N 12-3010
4 \+ V2 n8 r, M' o12-3016 Accessibility of Junction Boxes
9 T8 {7 A m5 H% [/ j1 d+ d B: RN 12-30148 i- f% ?! v1 J6 a' v# y+ _
12-3018 Flush Boxes, cabinets, and Fittings$ N9 f6 y) j( c
N 12-30167 Z# l4 X0 P- u
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) - f. h8 _7 T* I5 \
N 12-30226 P5 u/ l7 J" `; L( ?4 u& K. M
12-3036 Maximum Number of conductors in a Box - Table 23/ h( ^+ Y& `& p2 X; c
N 12-3034
. L1 w+ I* x; B: s; V4 f! L6 k12-3038 Pull Box or Junction box Sizes
. e! x- V0 c+ a+ N N% h; g7 hN 12-3036
& s: ]6 p9 l" \5 m- ^, \. C: ~- K3 d, w$ B: F
Section 14 Protection and Control
m8 Q k7 p7 q5 v$ q+ R* CGeneral Requirement" m- S6 ~) h( h9 X8 M. K
14-010 Protective and Control Devices Required! I/ j2 S) m" e% I9 s
14-016 Connection of Devices$ T+ h/ i) [$ Z0 |9 h* l3 F' O
Protective Devices – General8 u# u* G5 E" {
14-100 Overcurrent Devices Required a5 D! {* k& B# L" s- I0 P- j1 D
14-102 Ground Fault Protection (Appendix B)
7 j' a6 n9 o7 Y2 U14-104 Rating of Overcurrent Devices (Appendix B) Table 13' g; H; T; W4 n! L3 ], ?
14-112 Overcurrent Devices in Parallel: t* f1 ?, T2 @5 a& R
Fuses
7 }! n$ j! N( V5 w14-200 Time-Delay and Low-Melting Point Fuses( u2 _' a5 w! g5 [8 S7 f
14-202 Use of Plug Fuses
/ k" Q$ y& T) k5 w, b3 _14-208 Rating of Fuses
$ E+ _' V3 I4 C) c) l+ r+ G14-212 Use of Fuses (Appendix B)& f; g7 y5 c$ L" w ]% C4 V
Circuit Breakers/ x$ g3 c: j7 }) j* _1 @
14-300 Circuit Breakers, General- C Q- W7 o `- x3 l5 G
14-306 Tripping Elements for Circuit Breakers
8 R1 y1 @+ n6 K14-308 Battery Control Power for Circuit Breakers
/ \$ K* [/ m' S. h& L4 TControl Devices - General1 i) t1 G5 w. ]: m( z8 Z. f/ ^
14-402 Disconnecting Means Required for Fused Circuits
6 H! ~3 h( K! b/ V2 hControl Devices - Switches
4 v! S+ H8 G* L. e' d5 i14-502 Mounting of knife Switches
$ O7 r" V: _ d- C! |14-504 Maximum Rating of Switches
+ y V/ J/ ]. d, S$ \! p! E( t14-508 Rating of General-Use AC/DC Switches (Appendix B)
, x& e' l1 X; \, G% o( \" l6 y14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
( b+ \8 _% O; e- M/ ]" LSolid State Devices7 U& h9 h, B+ {) @
14-700 Restriction of Use- G+ m3 e. e$ f) R, |
14-702 Disconnecting Means Required# G- X+ y( }, x! e" n
P' k# F+ T; y0 Y0 YSection 16 Class 1 and Class 2 Circuits
% U( z) u! J* V" K" YGeneral1 I9 x3 Z4 g* D/ F+ h
16-004 Class 1 Extra-Low-Voltage Power Circuits
" f0 q/ ~, S P' q& T16-006 Class 2 Low-Energy Power Circuits' N2 Q4 _" \& |. b2 F3 x$ p
16-012 Circuits in Communication Cables
/ C5 E0 |% h5 I# [9 V3 ~ m; J8 ]Class 1 Circuits
, K# f/ n$ _/ f1 X16-100 Limitation of Class 1 Circuits
% A% \" _8 j5 T8 X5 S" d16-104 Overcurrent Protection of Class 1 Circuits
# C& V6 Z: X7 B16-106 Location of Overcurrent Devices in Class 1 Circuits
8 c1 V% t7 R, I& }- I: r1 n16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
6 y' q- l0 C) x6 S/ G& j16-110 Conductor Material and Sizes7 ~/ @0 Q! ~: w0 u3 I5 y2 U
16-112 Insulated Conductors for Class 1 Wiring
# ]) L) j9 P- kClass 2 Circuits% U2 V8 I4 d) q2 m' S
16-200 Limitations of Class 2 Circuits (Appendix B)9 ~$ f3 [5 g9 n
16-204 Marking
; V9 q+ b" l4 {16-206 Overcurrent Protection for Class 2 Circuits
+ `0 ]0 |+ K. q16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
! a! g4 `# k% N& o; PELC: extra-low-voltage cable
5 c! n" w; z! Z# l16-212 Separation of Class 2 Circuit Conductors from Other Circuits
) \& s: Z3 f0 Z: k0 H/ X
3 t. q/ ~2 u- nSection 18 Hazardous Locations+ i, I, W9 q. @* A6 j4 E& Y6 P0 y
Scope and Introduction
6 ]9 J: M& W$ v l. u& ~/ J) i" L18-004 Classification
8 }3 J# V/ I9 j8 n3 _18-006 Division of Class I Locations (Appendices B and J)8 ?' d$ a9 s- X: t5 k6 v
18-008 Division of Class II Locations (Appendix B)
, |* N* H) W1 z( ^18-010 Division of Class III Locations (Appendix B)+ _# x C+ x$ p4 N3 h, A* l) ^
General
4 Y# i( v6 m) o" s! D6 h18-062 Metal-Covered Cable (Appendix B)/ X h1 k! ^6 [5 u
Installations in Class 1, Zone 1 Location9 |. Y7 z2 q' |6 Z- q
18-108 Sealing, Class I, Zone I (Appendix B)
# ~; e: v# E3 p" ?8 b& Q2 l* M$ g8 i O* K3 a! k* X: A/ Q
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
: T* y8 ]3 `- F; QGasoline Dispensing and Service Stations& t, b* ]0 X( J- @* c( [
20-002 General# N2 Z' t% h$ x7 L) J5 B
20-004 Hazardous Area (Appendix B)
! ?. W" b9 \* p/ V- oPropane Dispensing, Container Filling, and Storage
# ~/ {# C) [' M( T8 F2 Z7 W, L20-034 Hazardous Areas - Table 63
6 @3 Q5 ?% g2 Z0 \5 }Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
' e e9 @2 @- \* I5 a- c20-062 Hazardous Areas
1 p7 Q4 x0 N! ?/ ]Commercial Garages – Repairs and Storage, e: \7 m d6 `2 i% |, H
20-100 Scope6 E$ M4 C) P, u9 g9 Y" Y
20-102 Hazardous Areas (1) % _$ f1 B. z2 Z# E% U
4 s: C+ G/ W) LSection 24 Patient Care Areas6 e3 g0 Z: c- ~/ [2 H
24-000 Scope (Appendix B)
+ l3 s+ s0 f; r* v$ s1 I7 w24-002 Special Terminology (Appendix B); W+ N% t) w; |) p: G% t: d# Z: v2 P6 ~
Patient care area
% ~, F; A) i+ Y; ]% f( v6 _Patient Care Areas3 M. k; m5 j+ x& q& z* Q7 u7 V' j
24-106 Receptacles in Basic Care Areas (Appendix B)2 v5 F2 g& F' V: u! E3 z
Isolated Systems
/ u6 U5 r' V1 b% C% n' K: x9 I: _5 ~24-204 Single-Phase Isolated Circuits (Appendix B). C& `( h( }8 L8 _' t
24-206. j- @5 ^0 D7 F+ w! ?7 ^$ t
; Y) Z: s& Q6 U. U
Section 26 Installation of Electrical Equipment
& x- n9 B) l1 v% yGeneral; @# D# y1 K; I
26-004 Equipment Over Combustible Surfaces (Appendix B)' V/ { K. S" u% f, p; ?
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
) u6 N! ^/ t& K. E Isolating Switches
& \/ o3 T' @/ }26-100 Location of Isolating Switches; n5 o a0 P$ F9 b. b! I8 e, K
Capacitors
) R+ a6 L, s# V, g) S. Z26-204 Guarding of Capacitors
3 p3 ?4 i' W4 B# O9 N4 H6 f26-206 Grounding of Capacitors- o& Z0 ~* N9 y+ ~6 F( K
26-208 Conductor Size for Capacitors
# F, a1 q! C* F26-210 Overcurrent Protection (Appendix B)
( a2 K ?( p* {26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits& K! c- { ^' M) b! H% a' G7 y
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
3 t3 e, b2 T0 z! P2 `( T26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits7 p& i6 l D8 |, D. ^5 n
26-218 Special Provisions for Motor Circuit Capacitors4 c% _! R2 q9 a; X# x7 Y: G% O
26-222 Drainage of Stored Charge of Capacitors0 z5 H5 L. K4 {$ X* C! C
Transformers: \4 A6 h$ P; u2 u# D) q) }
26-240 Transformers, General: k( s' g1 F5 z8 m( }: L
26-242 Outdoor Transformer Installations
* l9 K% I% A/ v8 L: b26-244 Transformers, Mounted on Roofs (Appendix B)* v+ \6 f5 `3 P! G- x1 I: q
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)/ X z7 [& j2 u% o7 s# ~( Y' ]
26-248 Dry-Core, Open-Ventilated Type Transformers% j) v' S3 h1 P/ W0 a' F
26-250 Disconnecting Means for Transformers
- I. G3 T5 \5 v) w! l' [* A26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
* Y5 e5 }+ f# D( h6 R, W26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
) w, G; I% V1 A7 B" w9 m) M' B26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
V k4 [/ z: i5 L9 D) X$ w26-258 Conductor Size for Transformers$ }3 b) y. l/ a$ }
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
0 p' b% c" i* f: D ]26-262 Marking of Transformers
0 F0 U9 _* A* b26-264 Auto-Transformers
7 O$ T) i' x$ s6 X% T% j; QFences
. I7 I( N( F9 I- J8 l26-302 Clearance of Equipment - Table 33
, Q0 l8 F6 t" k4 l2 K3 I q5 APanelboards( F7 H2 V9 w! h( W
26-400 Panelboards in Dwelling Units (Appendix B)
/ {0 g2 P8 o. U" v2 J. e26-402 Location of Panelboards (Appendix G)
( G, t) |; [, `8 @9 {! DLightning Arresters- C' r, ~# M0 I2 @" X0 s
26-508 Connection of Lightning Arresters" i5 G1 M0 v6 y- }2 a4 n
Storage Batteries7 R: o4 a3 D' G5 p6 ~8 g% M
26-542 Special Terminology4 }9 C4 b! R2 |, f7 }! h
26-550 Battery Installation" r2 G* W3 y7 w5 u2 T
26-552 Wiring to Batteries
5 P, j! \! Z% O, w* g( QArc Lamps) Q$ P- ~# ?: o
26-600 Location of Arc Lamps; _" H, G! T! u- ]" z/ O
26-602 Conductors to Arc Lamps
% K! P7 R- f" }) w26-608 Globes and Spark Arresters
- k" i" `3 `( NReceptacles i! g" H! }, M# e" t6 [ x) B
26-700 General (Appendix B)
( k+ o1 p7 Y. \% O26-702 Receptacles Exposed to the Weather
6 a$ C1 [4 G, M) B hReceptacles in Residential Occupancies9 I3 ?* w( ^% I! F% Z9 I
26-710 General (Appendices B and G)
8 _/ V+ F" W! r: n! y26-712 Receptacles in Dwelling Units (Appendices B and G)
$ i: ^0 q& X4 A0 y9 A5 Z26-714 Receptacles in Single Dwellings (Appendices B and G)
9 J5 u& X' @( b4 UBranch Circuits in Residential Occupancies
" u. G" |9 l( n5 Y" A26-720 General6 g+ v M, Z, t- s* U9 g1 p4 I0 {
26-722 Branch Circuits in Dwelling Units
) C% |- P c% W' E. q: x26-724 Branch Circuits in Single Dwellings
# L: X/ w0 ~5 n' q26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)9 m8 v7 K7 U9 U4 @: b0 e$ C, E P
N 26-720 (F)7 c# F+ A& d$ c9 M7 E0 X$ r
Electric Heating and Cooking Appliances
_9 b# r3 X% I2 P: c9 G x26-744 Supply connections for Appliances
5 A' g8 f7 Z3 p3 N3 M) b$ w6 |0 Q26-750 Installation of Storage-Tank Water Heaters
* j$ Z) h3 U, r1 B, S9 i% `4 v5 W J26-752 Infrared Drying Lamps
# u4 B0 L% K- V, P. Q# t( u! i0 C7 ?/ e
1 I" K5 [* c! g0 E. oSection 28 Motors and Generators
! }$ ]& B5 }0 |* KGeneral
( \1 a$ y/ y) C" h) _1 V) C" D Z' R28-010 Special Terminology
0 M0 s7 K5 T2 i7 r, q0 h/ GHermetic refrigerant motor compressor* S j. W% Y8 K: P
Locked rotor current rating
1 S/ m* h( G; u( SService Factor
' R$ z# f+ D2 k5 rTable 44; Table 45; Table-D2: E5 r3 w# ~7 E9 f- O& W! v
Wiring Methods and Conductors. E& N5 D- l6 s# W* ~0 `
28-102 Portable Motors
, F2 H# A7 `3 N28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
( l$ s$ Y' l" c6 a% w) D28-106 Conductors, Individual Motors0 D4 W" Q) n7 W& E& h& s5 `
28-108 Conductors, Two or More Motors; \+ ~8 m# I) E5 V) v- K) y
28-110 Feeder Conductors; c9 z% r0 {, Y* @
28-112 Secondary Conductors
- b) `! V( i! a- X8 l3 {Overcurrent Protection
: `" a+ ]* d. ^- T8 q28-200 Branch Circuit Overcurrent Protection, I2 w$ F) M& |. n
28-204 Feeder Overcurrent Protection
8 R! L; C9 K; R1 U* k28-206 Grouping of Motors on a Single Branch Circuit
# w2 |+ m- f4 l# c! A+ f28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
+ u: d# X u' B. S. J+ jOverload and Overheating Protection
1 O9 B! x0 A8 B28-302 Types of Overload Protection
1 B" p& i0 i! |5 K1 F2 l28-304 Number and Location of Overload Devices (Appendix B) Table 25' h1 j' M7 n/ _+ d' U t
28-306 Rating or Trip Selection of Overload Devices (Appendix B)/ \$ a. h6 m" C$ r9 j, N8 L
28-308 Overload Protection Not Required
# Q! x% l9 O* c: oUndervoltage Protection . C! Q& q \; H9 p# j
28-400 Undervoltage Protection Required for Motors (Appendix B)+ @+ M9 n, L/ B; W; |
Control+ L: b+ Y: @$ q6 ~$ l
28-500 Control Required
' m& x. Y1 i. C2 \28-502 Control Location
1 B2 \/ A4 r% H6 w6 N% P28-504 Starters Having Different Starting and Running Position
u; Y/ F$ ^4 |, E) l* O& W, F28-506 Grounded Control Circuit
& C# a- U: E7 _2 VDisconnecting Means: K2 o& Q4 ^. L! j! U
28-600 Disconnecting Means Required9 `. ~4 n9 r {- n& F
28-602 Types and Ratings of disconnecting Means (Appendix B)! X h& c: r; B% E6 b! J7 \
28-604 Location of Disconnecting Means
, `1 \6 R4 l* A Hermetic Refrigerant Motor-Compressors
- B) @" E, M" I' I3 h4 p28-706 Conductor Ampacity
) l q1 S2 P. U: @28-708 Overcurrent Protection0 U4 T' S0 D" _
28-714 Disconnecting Means2 L$ b! \- f" D2 D2 z
Protection and Control of Generators
* f8 P' F) l$ C28-900 Disconnecting Means Required for Generators
. | M5 K3 D- A3 L# D7 W2 `$ A28-902 Protection of Constant-Voltage Generators% i" m' w# ^; h! Y% _
28-904 Generator Not Driven by Electricity
3 Z& p9 R0 l+ I( Z: c. x$ ^28-906 Balancer sets
: B+ O4 R& r. K( G- f28-908 Three-Wire Direct-Current Generators
. h% O: U" M* C$ Y r- D9 g* |* H2 p, Q* }2 X% `% @+ V
Section 30 Installation of Lighting Equipment' U* ~) O7 z$ M( G0 r- b |
30-002 Special Terminology (Appendix B)+ E4 K0 r+ u, ^7 K4 M1 w2 i3 S0 T
General
, ~3 B; B# r7 {8 c7 l* n30-102 Voltage
7 E( ]: V0 y' R- [9 ?+ z3 G30-104 Protection (Appendix B), a- C# {6 z( ]
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment! Z9 i/ C9 S5 K9 a
30-108 Polarization of Luminaires
* k* y) x/ z5 ^; c7 m30-110 Bonding of Lighting Equipment
- d/ K2 h' y5 w9 C4 A$ QLocation of Lighting Equipment
( S# U3 }, p: X% Q30-200 Near or Over Combustible Material
$ P; X5 F9 `" S3 F u2 Q30-202 In Show Windows. h& `, \4 T6 m, D1 @+ y
30-204 In Clothes Closets* T% H H p3 m& o5 | @
Installation of Lighting Equipment
* I: w: J+ w9 L* H3 H# A; v1 I30-302 Support
, N1 I- r4 G2 ?# j# p30-304 Outlet Boxes to be Covered3 i+ B" T. v& P5 S, I+ e0 o) [. K" i4 R
30-308 Circuit Connections/ P$ o! ]5 _7 z+ r8 J( a) R' c! b; v( p
30-310 Luminaire as a Raceway
3 B: _- h, f/ V/ O0 Z. ^! [( {30-314 Minimum Height of Low Luminaires7 a8 T/ h- M% n; A' z# Z
30-316 Luminaires Exposed to Flying Objects0 s6 x7 {, i6 [8 i9 w4 ] `
30-320 Luminaires in Damp or Wet Locations
. }# A5 l* R0 A M* |N 30-318$ E" c5 q2 d7 f
Wiring of Lighting Equipment S: N; J4 w' r3 Y- @
30-400 Wiring of Luminaires. D. q8 r+ c" M! x; `- z
30-402 Colour Coding1 @& _# a' r" b7 Q- I2 L; K k
30-404 Conductor Insulation. i, j# _( L. V4 `: X. t
30-406 Conductors on Movable Parts: h; F* Q. V6 F/ ?( h) v- Y* _
30-408 Wiring of Ceiling Outlet Boxes
6 [; A0 X: i/ B30-410 Wiring of Show Window Luminaires
7 F$ V3 h; u/ J30-412 Tap Connection Conductors3 C" C/ Z2 m' @1 G+ `/ a1 C
Luminaires in buildings of Residential Occupancy
8 _! t8 u# Z; u' E0 b$ A7 a: T" ~30-500 Lighting Equipment at Entrances (Appendix G)$ v" _! ] `; j+ y. `
30-502 Luminaires in Dwelling Units (Appendix G)
" k4 a1 u0 D! Q4 t/ T6 o30-504 Stairways (Appendix G)
8 l: I3 U! i n* Y$ q* q$ {30-506 Basements (Appendix G)
3 R( A6 K' v# U30-508 Storage Rooms (Appendix G). g$ S7 i% W6 a; n; ?3 A
30-510 Garages and Carports (Appendix G)9 W! ]) Z6 { V
Lampholders
' h& n( w7 m5 U, ~; g3 ]" r30-600 Lampholder rating with Incandescent Lamps7 V1 [* H# V, ]1 J7 k* p5 x% ~
N CANCEL
0 S# g3 O' v. h0 `30-602 Connections to Lampholders) G; r# o v i
N 30-600
0 ]. B2 Q* W+ C% h* l: V2 ^' s30-604 Switched Lampholders Used on Unidentified Circuits
2 V: W/ d1 `/ z. a8 f) J( FN 30-6024 A9 B7 M; L/ {9 b/ e5 l5 C, p
30-606 Switched Lampholders with Pull-Type Mechanisms
3 O/ l4 {3 l1 `, t+ KN 30-604
* Z6 R# {9 C6 T7 m/ I6 a30-610 Pendant Lampholders# s/ n9 e( ~5 e- d
N 30-608
: s: ?$ k) y4 D* a& H$ UElectric-Discharge Lighting Systems Operating at 1000V or Less
' z3 D1 t$ v% a! X' w30-710 Control (Appendix B) i7 d. P3 x4 b5 A6 |" N( X/ K
30-712 Branch Circuit Capacity2 G' c( c, z e) d( @. u: W
Electric-Discharge Lighting Systems Operating at More Than 1000V
* D+ N1 @' Q( J' I7 R: V: w7 ?, v30-802 Voltages, Dwelling Units& J, b/ S7 _5 O
30-804 control (Appendix B)
# @% j" p0 k3 ORecessed Luminaires (Appendix G)- K6 d+ N9 @. E* _
30-902 Spacings for Non-IC Type Luminaires
, t4 Z! I/ b& D& f B% {30-910 Wiring of Recessed Luminaires (Appendix B)
\+ i) }- r: [3 j- d# hExposed Wiring for Permanent Outdoor Lighting
0 ?- R( O1 E: p2 T+ E. W7 C6 w30-1120 Branch Circuit Loading and Protection8 b, Q% ^5 [6 Y" H' G
Extra-Low-Voltage Lighting Systems( U" D' q# n4 v/ A; T7 Q* S
30-1202 Sources of Supply
3 D- O+ I- Y# P& Q5 z7 ]
# P& D n3 X5 D! \& v' eSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)* Q6 [! z. v: e6 ?$ f$ k/ B8 h
Fire Alarm Systems3 a! d/ M$ @- `
32-100 Conductors, ?! E; f I" D# z" K, Z- E
32-102 Wiring Method
% c: |$ l- s) g, ^% v4 c4 P32-104 Equipment Bonding# a- F0 l# j' n, w
32-106 Electrical Supervision
U7 W, @ D% H3 q) n* ^32-108 Current Supply- l$ l" O* |9 @6 F- _9 d7 p l
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
' N% y4 J6 w7 j, `9 p0 r, ~ BFire Pumps
- Q( r! e Y( a) N+ N32-208 Overcurrent Protection (Appendix B), M- a7 j8 \" e" j1 F
N 32-206
- h% n6 H7 s- x0 v0 b0 W3 T3 o32-210 Overload and Overheating Protection (Appendix B)
3 A! E- R! _2 Z32-212 Ground Fault Circuit Interrupter (Appendix B)1 m, T3 ?6 a1 i, M$ @4 U
3 f; E3 ?$ ]9 G) I1 {
Section 36 High-Voltage Installations
) b. r7 E u; B+ }, o1 w1 AGeneral: x. K# U3 |" k6 r6 l
36-000 Scope (Appendix B)
* k" y9 j# q6 g; d9 O9 x: v36-006 Warning Notices
/ G- e1 e3 |- Q& {7 y9 qWiring Methods
. b/ l! l: j, G* V4 m" `5 }36-102 Radii of Bends; q3 r$ N7 J4 q
36-104 Shielding of thermoset insulated conductors
/ o2 C, R% l: V; P36-108 Spacing of Exposed Conductors (1) table 30, table 31
2 L+ U/ Z7 N7 L7 t \. U& |8 x2 [6 s36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
2 u; o, ?3 P( I& q6 cControl and Protective Equipment- l( ?7 V) B' G: l% @) o
36-214 Disconnecting Means( D2 D' S# I3 N7 \6 M& Z( j5 K
Grounding and Bonding
* o: h$ h+ d0 H) ?; k0 s, A36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
. S- F; x, U/ X/ v' F36-302 Station Ground Electrode (Appendix B)
' D2 }8 O, N6 [: y, A7 K4 h36-304 Station Ground Resistance (Appendix B)8 J5 z8 k6 ?. ]7 R, K3 ]& {
36-308 Connections to the Station Ground Electrode (Appendix B)
p; E7 t; ^6 o8 _ C7 ~36-310 Gang-Operated Switch Handle Grounds
) n& {% b1 _0 Y; c36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
/ q0 m) k! K E% w2 S% }% a, V' Q! T2 i8 f2 Y) \: W' N
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment y+ J3 b& x9 Q4 W8 _
38-002 Special Terminology (Appendix B)" l9 E+ o+ M* M" ?- B6 y5 [
38-003 Voltage Limitations (Appendix B)
9 n' v6 \* B: M1 Y5 I! N38-004 Live Parts Enclosed. Y4 z1 _8 V8 d$ m: X4 M9 b6 S
38-005 Working Clearances
. `+ z3 |6 r' n! V4 V38-011 Insulation and Types of Conductors
2 K8 X) X+ N. y+ k' V38-012 Minimum Size of Conductors
* K0 `9 f4 B6 {: B/ d
1 D8 `' P4 n1 M9 Y5 }1 eSection 40 Electric Cranes and Hoists# J, X# E- A" b3 a
40-008 Disconnecting Means
$ T H x6 }2 F. K40-010 Main Contact Conductors3 p w& [( B, ~9 ^' B! E
4 D+ |0 Y6 C4 k2 e5 e& f) J% a& h" s6 r
Section 42 Electric Welders
4 ~6 ?1 J* ~+ |8 c I9 QTransformer Arc Welders. ]$ @9 s4 L, _: V
42-006 Supply Conductors
6 b7 X9 Y6 K. C; k2 |6 b7 `( {
0 H. b; I; A1 D: b: W3 PSection 44: Theatre Installations* G# L# n# p+ r2 h+ o! H
General
9 Q. \: H9 }% L! s44-104 Number of Conductors in Raceways0 r- M Y2 x: C3 t! X
44-106 Aisle Lights in Moving Picture Theatres
' `' S" H$ a: X3 L: x. BFixed Stage Switchboards
& W+ [3 L( y' r% U' T44-210 Overcurrent Protection7 ~+ m: {$ W- q. m' c
Fixed Stage Equipment+ g$ o: D9 X1 a( n% [0 r; J
44-324 Receptacles in Gallery Pockets8 j x; s& P9 v, x$ w
44-326 Receptacles and Plugs9 s# l" U3 V, Q; W/ h) G" ^
+ [: l% @7 j/ U" @7 T1 P1 a/ {Section 46 Emergency Systems, Unit Equipment, and Exit Signs; Y. W l. @; v6 ~$ S
General/ C' |1 N0 Y! B: a! v
46-102 Instructions
: R6 N$ S+ L0 F46-108 Method of Wiring (Appendices B and G)/ _: [6 |7 D& G3 _( F# z! Z- x$ q
Emergency Systems$ P" E- _# y6 k% l* M3 l1 \) @
46-202 Supply (Appendix G)
6 q8 ^1 F0 d2 V! J: X3 K2 s5 o46-204 Control
9 o W* D/ C B! T i3 e46-206 Overcurrent Protection1 t% b8 z# h2 V+ ^% o. y
46-210 Remote Lamps
) g& A a4 y" d. v |Unit Equipment6 I( l' z2 r2 ?4 B* T- W
46-304 Supply Connections" F0 Z) t! i2 O3 i8 F* q
46-306 Remote Lamps (Appendix B)
5 W( b l& h6 v! O' d( {5 TExit Signs" Z7 @# H- O1 Z
46-400 Exit Signs (Appendix B and G)
8 k& d; h! @1 }6 {% u; m) t. p: F( W z5 `' U/ a
Section 54 Community Antenna Distribution and Radio and Television Installations
; l2 a" W: k5 N* G! ~6 W* U54-000 Scope, _" b/ f, M9 a Z! P5 n" a
54-004 Community Antenna Distribution (Appendix B)/ m- ^/ E) A1 x# y
Community Antenna distribution1 ]0 a" d7 l% M+ W2 J, H
54-100 Conductors; g1 f! J1 @, U: o- Y' W
54-102 Voltage and Current Limitations (Appendix B)
n" ^6 a* X4 [$ a9 W1 _( Y& k0 mProtection9 @4 F* G4 d7 V" S1 `% A1 \
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
* N9 ~- h) ? V/ m6 n4 KGrounding/ c" D; ^/ n; ?. S$ x5 z
54-300 Grounding Conductor
% b2 i# r& V4 I9 LConductors Within Buildings( u- g0 [9 }! {4 Y9 ~2 [
54-400 Separation from Other Conductors6 S) R% H: w3 t" T" t# n0 `$ x& ~
Equipment
; H" q; Q9 g- m6 I% a, r1 S54-500 Community Antenna Distribution Amplifiers and Other Power Sources
) Z' R/ Y( i8 e* ^& P3 }54-502 Exposed Equipment and Terminations
. e1 v" V( o4 k# P* s; k* S3 _
5 \6 j: ?3 n [) `7 g3 @Section 56 Optical Fiber Cables
% E2 l, \' B0 p4 {General
$ c/ C/ z$ E3 G: J- h56-100 Special Terminology
+ g! d2 m+ H- U1 k7 B& O- q56-102 Types# O6 O4 X6 }; ~
Installation Methods1 x0 B3 b" L) L6 q3 q4 G
56-200 Nonconductive Optical Fiber Cables (Appendix B)
. c. x, Z3 d! |+ r: l$ l56-202 Conductive Optical Fiber Cables (Appendix B): _& Y7 M, L0 E& K
56-204 Hybrid Cables
( }' X' I2 e; \' @5 a56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
; o+ U2 i4 t1 w5 }8 Y; ?; |3 L
4 H7 C9 K2 `$ i; p5 P$ Q" }% u: sSection 60 Electrical Communication Systems7 f. q3 d/ l9 F- b
General
! _- u S: r$ j. m5 s* p; |7 e60-100 Special Terminology
. f7 }: ^ w4 z9 B& {, m& A+ AProtection
' q$ s% B6 s9 F60-202 Primary Protector Requirements9 c4 W- K: `& ]& X! w1 v* v2 g
Inside Conductors
* [7 a9 Q$ i3 t: s7 ^60-308 Separation from Other Conductors/ t6 | \) X4 K3 S$ h
Equipment+ Y0 R- [8 G1 s3 P8 K# g
60-404 Exposed Equipment and Terminations% B s; \$ K+ k% W- c
Underground Circuits
; ^% m2 N9 |9 ~( Q _60-600 Direct Buried Systems
( N# q) R3 A% [$ O s$ D2 V& y+ M7 _) g3 |6 z5 }) \: R
Section 62 Fixed Electric Space and Surface Heating Systems' m7 X/ U5 K1 T& q* v# }
General
7 v5 ^' l- @2 U- r% Z Y62-102 Special Terminology. ^) j$ C* g, _5 J
62-108 Branch Circuits
/ B+ k/ c8 I! \; ~4 {- c% H62-110 Installation of Fixtures( i+ e G* W% o4 u6 e
62-114 Overcurrent Protection and Grouping (Appendix B) (5)
. r |) I( Y2 B y3 v62-116 Demand Factors for Service Conductors and Feeders (2)
# Y% a8 H2 J" @- K# T8 Y) v: L$ t, s3 g62-118 Temperature Control Devices% j3 i5 g( ~1 R; Y
62-122 Installation of Series Heating Cable Sets (4)(7)* s0 \$ `+ \) X* s Q2 {
Electric Space Heating Systems6 n) z, A" Q: W: q; a; ?! K; ?( ]
62-202 Temperature Control
" c d6 d, f R4 k/ l0 l9 V7 d" S62-206 Proximity of Other Wiring (Appendix B)% P% I: B, `$ K. E5 V
62-214 Installation of Heating Panels and Heating Panel Sets- p+ r9 s0 y' g- A2 J5 B
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
5 j/ y, V+ G$ z62-226 Installation of Under-Floor Covering Heating Panel Sets& Q; _2 t `3 W" O) {% x% `
Electric Surface Heating Systems( l/ t5 Q4 o6 ~1 a
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
* u! X v( X+ x$ a/ F' M3 X' @( g& X4 E) a* p' S- T7 g
Section 68 Pools, Tubs, and Spas5 d9 @1 u1 ?4 ] O) i/ z: `
General/ o8 U2 b: @8 U% O) x0 y
68-050 Special Terminology
5 L& C3 |2 v- K5 k4 k# y6 S68-056 Underground Wiring - Table 61
/ B2 a3 f" l9 Z U7 X( e+ ~68-058 Bonding to Ground (Appendix B); f7 [$ ~; j' X; }7 P2 V! a6 M. i% H
68-060 Junction and Deck Boxes (Appendix B)) t- r1 ?0 j7 ^ \5 z2 c2 ?
68-064 Receptacles
; i1 ?# n7 f) F8 `& v$ w7 j68-066 Luminaires and Lighting Equipment
+ x+ I) E" [4 z2 g68-068 Ground Fault Circuit Interrupters (Appendix B)
/ f7 ^( i; _* |/ X
/ K0 y# b; J% h1 uSection 70 — Electrical requirements for factory-built relocatable structures and
6 M% Y. w. `$ [" Bnon-relocatable structures+ S; c1 s' \( e& F
70-130 Tests (see Appendix B)
9 Y: w; B4 Q, r
" A1 Q2 e0 U8 v6 q7 M, U! a: ]Section 76 Temporary Wiring (Appendix G)
" f( i; K) @2 K( P, N+ f* T76-004 Grounding3 l" E, f3 [; d3 `
76-008 Service Entrance Equipment
6 c+ U8 R G7 i! Y! XN 76-006- E2 Y3 \( A/ p1 n
76-014 Branch Circuits9 ^! O/ p. J5 J6 G* x4 r/ v
N 76-012- b0 @6 }, o4 M; D# k) f3 F& Q
$ e/ r: P) @. u( T
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours" d- A% I3 f0 ?/ L& l$ O+ n! s5 P
Marinas and Yacht Clubs- p' \ D4 j3 L( h4 d; {( R+ r
78-052 Receptacles
. r# G5 ?% N/ C0 \+ f78-056 Feeders and Services
+ `- g7 {7 G T$ l S& I; w, K! xMarine Wharves, Structures, and Fishing Harbours8 b) ]" H! S' p) {, k
78-106 Grounding and Bonding- r0 E% S0 ?, d' I1 ~
Tables. L# I1 T* ]( j& p5 N
1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,65
' ^( j5 G9 \5 l4 W i2 `
8 U" F9 L- ]& P5 q$ y' ], m3 rDiagrams: 1, 2, 7
& f; ?1 n' V4 T) d' H6 f- E+ h8 _5 }2 Z
" ^5 `* `5 r' z5 z4 uAppendix B" c8 k) {; Z3 s* G$ }
P352: Ground fault circuit interrupter- 6mA" P/ Z) |3 {6 H) m
P354: 2-126 FT1, FT4
* F; r( T% [" `, AP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
% S ]' Y5 V, r4 OP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)% ^2 ^) o) u" K% g( B4 ~8 _+ B5 r; b
P370: 12-1012, 1118, 1214 Example:
1 U. ?( Q9 q1 ~8 x7 U& fP371: 12-1108
! G% v. n4 o4 C$ O6 U" EP381: 18-108(1)(b), 18-158(1)(b)( M M# j$ S/ t7 p7 e- S) g8 E
P386: 24-206
2 P5 b' m4 Q1 I) ?5 ]# B- |7 O- hP389: 26-2561 O5 g# C D5 Q9 e9 A+ d
P391-P393: Section 28, Example to determine Motor Conductors and Protection
* j% G# y$ b; p4 t; @0 |4 j# `) f9 A) \8 @$ Z. Y
Appendix D
2 @& V- F4 X4 O0 qTable D1, D2, D3, D4, D5, D6, D7, D16 |
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