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Canadian Electrical Code Review Guide! q. A+ ~ h; M B! p5 F" C# h
For the Exam of Electrician For Red Seal License! o# N7 _5 w r" q% \/ C: K
% y3 {0 Q2 }9 f: I S" mLesson One
0 I( v8 Z: m6 ^' b. fSection 0 DEFINITIONS
e, \$ ]1 ` c+ Y- n* aThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
* u0 w8 x' T9 B4 h& }0 b/ U U! r$ BAccessible as applied to wiring methods
+ _( f1 O h7 d/ B2 F0 aAlive or live
3 p1 x, A4 f/ j" P* R' H: g' qAluminum-sheathed cable& u5 f W: D5 o
Ampacity
3 s' i: `( X0 C1 I0 IAuthorized person. | D. H, s1 x/ c. B6 ^! i
Auxiliary gutter: Q# _: p; F: X) B# l1 q
AWG
2 E% ^, r2 ?9 A6 zBonding
& J ]6 i/ [0 Q; M9 m0 MCable tray
5 s0 }7 o) X( g5 c0 w! I$ x- oCellular floor$ k- Z1 @ }! e; F7 e
Branch circuit
# m2 ~. A- q) C, k' lBus, Z3 E3 i5 z- n/ w: |
Busway4 f( X, K$ ?1 F% j
Communication circuit
( Z% b' m9 s5 n. jExtra-low-voltage power circuit
7 h: B6 C: g- Q* qLow-energy power circuit& s6 K& C" \& a7 L
Multi-wire branch circuit) }% _9 H* t- p @6 `: I1 ?
Remote control circuit
) R6 h$ _5 N' [. q7 \, LSignal circuit: p; ?* O/ E2 ~; `. y) R
Circuit breaker
3 Q; P! Q& G+ `9 r& {) TInstantaneous-trip circuit breaker
0 h( h2 ?( x5 \* _1 G, U" aConductor& l' |+ {6 o* A4 y
Conduit6 o8 u! U( a3 U. J( ^4 `
Flexible metal conduit
) C6 G, E, V3 N2 q4 t6 n! y! i; i' t Liquid-tight flexible conduit0 U0 H3 |. W/ N4 }( \( n
Rigid conduit
* k/ a8 [: X! @4 n Rigid metal conduit) D7 H, G- j: E/ T( X) j
Rigid nonmetallic conduit
1 c# i1 U" D- c3 p( }* e. \ Rigid PVC conduit
) _. z) }2 w1 F0 gConnector
" b& ?, s4 k0 a+ ]& r& `) Y& r; R# G Box connector
4 `8 j6 `+ c$ {+ g& _ Wire connector1 y* n3 ^6 e! m9 L/ H
Controller! I) c0 v( F5 N% ^' _, |9 Q
Disconnecting means( o& E7 S( v) }: R# V
Dust-tight# C8 i" G5 ^0 p* K8 N0 v
Dwelling unit' X I5 l2 e. P# o( l/ \( O0 M
Electrical contractor) d) ^+ @; k: v
Electrical metallic tubing
( C/ m4 F& l$ D5 e; b2 yElectrical nonmetallic tubing
& M. n0 m: i* P4 \* q" qEmergency lighting
2 f- i% D3 ^4 ]4 Z* ?Explosion-proof9 S) Z: D9 k. g2 F% p6 @( P
Extra-low-voltage power circuit O$ {4 d$ o6 R
Feeder
8 f+ ^0 A3 W* n7 }2 H) i. x" PFlexible metal conduit# Q/ H- j0 h( {/ c: ~3 W
Ground
. M$ {3 `7 u0 MGround fault circuit interrupter$ p, E8 W+ E: y: |* g
Grounded i+ W: [) d6 J! v1 v' m. F
Grounding
: k6 B7 [' Z oGrounding conductor
( {! @( ~& h; j' H- d# c7 ]6 SGrounding electrode
+ V: Y. G& Y3 }3 ZGuarded
* s. A! x0 K& T% E+ wHoistway
1 M; p$ e! A. v7 N$ XIdentified& j8 X5 i* N; ?
Lampholder$ N# Q3 F( N7 F# h# ~+ q: R W0 e- B
Low-voltage protection
' S9 i# k$ n: l6 B8 `Low-voltage release; T1 P+ n% g7 T( h2 X
Neutral
6 v$ _3 C8 @ b+ e; G, P2 a$ ONoncombustible construction
' h% s( I2 _0 AOutlet
9 T6 j4 U" ~7 T8 C# AOutline lighting
9 y2 [# [! @3 h1 X5 n( y/ qOver current device+ r! }" C& ]* R( u% B& y( K: C" }3 r
Overload device
; F, s" j# n( }Panel board
( B* h8 z6 R3 i5 `8 w) V$ r0 W! ~3 ~' @Panelboard, enclosed: c7 N# ^" r2 c; p w
Permanently connected equipment2 S$ x; `$ Q) ^6 I# O" r. c
Permit' C3 ~6 y$ W( u9 g. l4 {
Plenum1 q* v% u. A7 [
Portable as applied to electrical equipment5 ]0 q7 o8 k8 Y! v
Portable ground fault circuit interrupter
3 ^% R$ y( |2 e' k' XPower supply cord$ F) N& o% d4 L8 `! `
Raceway
9 I9 o3 A% S( L. G6 |Receptacle
3 z5 R. e9 Q- X ^& R) @6 L m+ J: ^ Duplex receptacle, { R, k3 y. c8 Q, ^* h
Single receptacle* g2 k( W& p( f% V
Split receptacle0 h+ Q3 Y* g% \7 ~$ p# E' S8 T
Service, consumer‘s# M( z3 d$ I, f" u
Service, supply
) T8 @$ Z, G3 }# d7 i" x) h/ `! YService box( V8 c0 Q" P1 Z2 d i/ q( G+ |- q6 ]9 k
Service room4 H/ `% ?5 k$ N- C5 f4 x# l
Single-dwelling) z% E2 l1 e3 J8 t
Slow-burning as applied to conductor insulation7 M. W- }& e3 f+ P6 |
Splitter
5 {+ ?) L5 v* [7 `: K5 E5 uStarter
+ n3 u; O5 H; q3 D; e! k) WSwitch& Z. Q- b) p' G; j+ y
General-use switch5 L" S* c9 k, M- z
Indicating switch
* F% W4 {% e' Y) l$ L- t2 q Isolating switch
$ ~5 d# n; g. z# e0 q Motor-circuit switch
4 R( G/ Y2 I: y7 aSystem
" {9 F4 z" N& K [ Communication system
6 x) q" N1 R( v% S e/ L4 [ Community antenna distribution system(CATV): k) r' `. ~8 r
Grounding system: w6 Q6 |4 h Z3 L. t; H" S
Underfloor raceway' ?* t: ^9 `" N$ a& a
Voltage:
; e4 g. n1 {5 i: q; Q \8 `: t* U Extra-low voltage
f( o3 U+ s1 e0 X High voltage+ Z$ p. Z( g- s+ a
Low voltage
9 N1 m$ z& D5 N) ^$ xVoltage of a circuit. Y* f- d" j0 W; A$ B0 D
Voltage-to-ground9 o$ X6 u8 |% n9 r! i
Wireway& Y; H& _) e- h
6 t1 ^5 ~" _; U$ o# u J2 i
Section 2 GENERAL RULES, b# i5 J8 V' X& }
Administrative _$ |) ^$ o# g- v- v: H
2-018 Reconnection4 n3 P/ a& Z/ }6 }6 f6 i5 M- R
2-030 Deviation or Postponement
! L( P: @, f4 Z7 [& O9 P0 rTechnical General
. |/ T3 |' |3 E$ p% Q# y2-106 Circuit Voltage-to-Ground – Dwelling units
! n8 W/ E' H$ f+ a% E: }! L, u& w2-114 Soldering Fluxes
) l: C+ s3 E5 g4 i2-116 AWG Sizes of conductors- M( \: C+ b+ B
2-124 Fire spread (see Appendices B and G)9 z$ g9 f1 A9 b0 b9 A& m( r* L. E
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G); ]2 p9 k. J* |: T3 c- c& J
Protection of Persons and Property2 e, p$ M+ |3 V- L
2-202 Guarding of Bare Live Parts
7 ]: {$ [% t# `7 H' s' FMaintenance and Operation
5 f5 D& {+ O9 z, N2-304 Disconnection P# q* R) e) k& l- L" n; \7 A
2-306 Maintenance of Live Equipment6 U7 K+ Z) D; L/ T6 s
N 2-306 Shock and flash protection (see Appendix B)
' x, h: C7 S5 W5 J2-308 Working Space About Electrical Equipment: Table-56/ Z! k5 C7 X4 v, Q$ |: S0 W6 V
2-310 Entrance to, and Exit from, Working Space
* s: D8 y+ T" k" L5 K9 m2-320 Drainage
$ ]4 Q' z5 W" Y T0 }8 e! |2-322 Electrical Equipment near combustible Gas Meters and other Devices" J; Z ^7 [. g# D W
Enclosures
, c. H* z$ ^# _. t1 H2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) : B1 u% f( |; a9 u; T ~
2-404 Marking of Motors: DP, WP, TE
8 q! T+ g2 w" J W) s- G1 _& {* G2 Z# z( p ' ^ p" q/ h: X: X) ]4 P
Section 4 Conductors/ U: s8 M+ E' Z6 E. v8 K
4-000 Scope
8 y9 F! N; m% f4-002 Size of Conductors: 14#, 12#9 X/ P2 e* l+ Z4 A1 S8 O, N# n
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
0 b% [& j" g# z9 k! m6 u- _5 v# X6 [4-006 Insulated Conductors: Table 19; K6 W+ w, h/ j0 |0 q
4-010 Uses of Flexible Cord: Table 11- U' N# p/ `" i' B; A
4-012 Sizes of Flexible Cord
5 u& G8 w: E' e. z g4-014 Ampacity of Flexible Cords: Table 12
6 v# z( O3 @6 ^$ Z+ H% `; Z0 r4-018 Equipment Wire
8 M; O v" O9 m$ a8 O/ b4-020 Insulation of Neutral Conductors8 J: x) |; [+ C _, Y1 n8 `0 _, c
4-022 Size of Neutral conductor2 J0 J R% }! `- C
4-024 Common Neutral Conductor
# s9 ?; n; ^+ o3 u A4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
7 o& v! D/ ?. G8 @* m' h T4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum: f8 _8 X) }$ f& B c
4-032 Identification of Type MI Neutral Conductors1 P. k6 h+ T- z/ r# e1 |8 r: r
4-034 Use of Identified Conductors! c9 ]( b* X# g! K/ a1 K2 t* H7 j( I
4-036 Colour of Conductors: Phase A, B, C, …
- a0 p/ G C( O5 p7 O7 n8 E' U% k5 d6 v! q2 B
Section 6 Services and Service Equipment
" f y& z! B8 Z4 [) l1 v, `General
; Y5 {. \, g6 w" \- t, Q6-102 Number of Supply Services Permitted6 w. ]7 a% Q* Q. d% p, R
6-104 Number of Consumer’s Services Permitted in or on a Building
: |( S5 G! K/ f P* u6-108 Supply Service from an Electric Railway System
. o/ p- c( i7 }7 e; x6-110 Three-wire Consumer’s Services " M( ?+ J" X j
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
: c2 B1 o5 {; o/ D6 O6-114 Methods of terminating conductors at consumer’s service
3 O! i7 |0 z- B8 f6-116 Consumer’s Service Head Location
# h6 W. Z6 E% tControl and Protective Equipment# o& J. }& N' U- Y
6-200 Service Equipment" Y, ~; v' ^0 a5 i/ D
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e): \; x0 y: g+ S. L+ r! r8 m8 t& D
6-208 Consumer’s Service Conductors Location6 S' K* R# S6 @ N$ r2 R0 A# _
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
" `" b- u) g* u& |6-212 Wiring Space in Enclosures
- H2 d- s! t" l( F. A6-214 Marking of Service Boxes7 j c2 `, d3 x9 Q7 b# ]
Wiring Methods# l' t& i9 r# H
6-300 Underground Consumer’s Services# C' e. z/ w$ d, V7 |8 A: @
6-302 Overhead Consumer’s Service Conductors9 n5 e9 N, G2 M* W
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
: C' O- J4 C4 i9 M; O* F% N& T4 K6-306 Consumer’s Service Raceways
3 `: u8 _! R0 H! s) f6 |) F6-308 Use of Bare Neutral in Consumer’s Service
E: @4 g) Y$ ^# ^' i6-310 Use of Joints in Consumer’s Service Neutral Conductors1 o+ A8 N7 B1 F: f: t
6-312 Condensation in Consumer’s Service Raceway; I! X- z! R1 G2 R6 Y% v* x
Metering Equipment6 ]0 ^6 ]7 |6 d, A' H
6-400 Metering Equipment K* {7 k( j( n' I
6-402 Method of Installing Meter Loops
# m8 |# _- m! m6-404 Enclosures for Instrument Transformers+ K# E+ _$ u. r
6-408 Location of Meters: X9 G% d+ X% U! b
. e7 O+ g/ p- L: ]! k0 w& V% qSection 8 Circuit Loading and Demand Factors
: b+ o6 d* R6 i6 z4 N- ~* mGeneral4 Z( ^! d" i8 G
8-100 Current Calculations: W9 T1 o; s" c* h, h* M
8-102 Voltage Drop ( see Appendix D)( X1 q+ }3 C/ w4 t: B, u" [
8-104 Maximum Circuit Loading( x, l( Z; L+ }+ a* V; b1 s
8-108 Number of Branch Circuit Positions
: d- ]+ R9 w4 I% d+ @6 w" m8-110 Determination of Areas
6 [1 l& G" \* v1 K0 o. \/ o$ eServices and Feeders. c: O5 v9 ~. K8 a8 N$ {( v2 E
8-200 Single Dwellings (see Appendix B)
; \+ k) S$ b9 Z" G9 O6 l8-202 Apartment and Similar Buildings
* I+ T" U% ~ V( {8-204 Schools
/ B2 B) b3 g) G2 J; X4 |! m8-206 Hospitals
0 R R- \$ }- O/ V: L8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
, ?1 r5 ]2 F, ^/ m( h8 i8-210 Other Types of Occupancy (Table 14)
8 o, c6 l" D+ k) p1 t6 M- k9 b8-212 Special Lighting Circuits7 a. p! t; \. S) _0 Y
Branch Circuits* G- W9 D8 T6 w) ~
8-300 Branch Circuits Supplying Electric Ranges" g4 J0 Y: j/ _. M* _+ O( M- m
8-302 Connected Loads" s1 U& K8 G3 u% r/ M
, t' w2 O) H( l/ q# k; VSection 10 Grounding and Bonding
m0 ^. W6 e, S; ]8 F8 v; `2 bScope and Object
- p Y, q% t- ~: e* d7 c2 A# }& V2 v! ?10-002 Object
7 X. H; n1 D0 L5 M PSystem and Circuit Grounding
3 g6 b$ p4 y }9 X& Q# ^10-102 Two-Wire Direct-Current Systems4 D4 z) m# }: u1 k4 y
10-104 Three-Wire Direct-Current Systems! r, K! {; E* @( M
10-106 Alternating-Current Systems
# r& d v+ K) u; a10-110 Electric Crane Circuits/ q) V$ K' ~6 q, u6 W' V8 a. d& I
10-114 Circuits of Less Than 50 V" I5 V- K/ N7 X% a6 r4 l
10-116 Instrument Transformer Circuits
& Q* H: J' I1 X% W* V2 [/ sGrounding Connections for Systems and Circuits
+ q2 ~* a! ]% g7 ~( Q! e10-200 Current Over Grounding and Bonding Conductors0 e9 p9 C2 Q* K: {9 ]
10-204 Grounding Connections for Alternating-Current Systems. y+ }7 L' Q6 {: M3 D0 D5 n
10-206 Grounding Connections for Isolated Systems
2 ]1 M. a2 z) n1 Q e10-210 Conductor to be Grounded0 z; K3 l- V3 w9 R& z* b" F1 p/ [
Conductor Enclosure Bonding; z% ^1 u% J' A
10-302 Other Conductor Enclosures Z! M- D0 A% M8 x: C3 V
N 10-304- i6 ?/ }! X$ v
Equipment Bonding- h3 ~ i+ c) i+ ^( x! A5 `
10-400 Fixed Equipment, General j! n; W j: k$ c- @
10-402 Fixed Equipment, Specific (3), (4)
# @( G, S. `" @) P$ R) Y10-404 In Nonmetallic Wiring Systems
& N) k" ?5 H2 e1 U10-406 Non-electrical Equipment( o& c7 }: d7 W. O2 Q) _
10-408 Portable Equipment (4)(b)
9 A3 E8 {1 C: u8 o0 ?1 v5 e10-410 Instrument Transformer Cases. ^3 k3 a0 r7 |* P
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
4 w, e7 ]( Y; \* o2 X10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V! [3 e3 I, ~7 F
Methods of Grounding0 `. T) X3 y! y6 P9 x k O8 \
10-500 Effective grounding (see Appendix B)
! m: h8 b) ?( e N5 |0 G10-502 Common grounding conductors, ~4 k2 K) L' T: ^0 U
10-504 Common grounding electrodes( H$ ^: { M/ _
Bonding Methods6 j- i' O; @- K4 @/ x" x: C6 a
10-600 Clean Surfaces) S h2 U ?8 N+ ]* R9 w q: h, Q
10-604 Bonding at Service Equipment
2 f: f, n; ~( A6 P10-606 Means of Assuring Continuity at Service Equipment
3 U, I! {& P) D3 r8 ~6 k9 Q10-610 Bonding at Other Than Service Equipment1 w: Q& n) ~% @: j8 G1 J4 x
10-612 Loosely Jointed Metal Raceways
2 F, l0 ]' g/ p10-614 Bonding Jumpers Table 417 u% {' q* T* A7 R( _, p0 V/ b8 ^
Grounding Electrodes
/ x* {7 c& O0 }! N- m1 I0 G10-700 Grounding Electrodes+ j4 J1 ~3 C+ J# B3 @
10-702 Artificial Grounding Electrodes
, K2 l. c! S+ t" c% ?2 Z J! \N 10-700 & 10-702
: e6 |; K% }9 ^: ?) N3 U10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)' [& I1 d# A% Y+ Y6 |
N 10-702; E `# m- ?! j0 e
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
1 ^8 K7 C. i9 Y! o! x$ Q! J. wN 10-702* M1 f/ ~0 ^# n' w( d/ u4 p
10-710 Use of Lightning Rods (Appendices B and G)# ^3 i0 F2 u `8 j
N 10-706
8 `6 d6 v* q4 }1 uGrounding and Bonding Conductors- s2 g U( r' ^( S8 h) Q' \
10-800 Continuity of Grounding and Bonding Conductors$ P, `0 M$ X5 h% Y
10-802 Material for System Grounding Conductors
, y2 X* c3 i3 ]. ?5 G+ u2 X P10-804 Material for Bonding Conductors0 A: |0 J7 o; [" k0 Y/ W4 O# m' F
10-806 Installation of System Grounding Conductors' U5 P9 s$ v( r2 X' S" r2 E* {
10-808 Installation of Equipment Bonding Conductors$ [0 |# q' @0 q! K# J' f; F
10-810 Grounding Conductor Size for DC Circuits* P* j. r* B3 S8 O7 B9 A. x
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
2 N f+ W& c A9 j8 b( N10-814 Bonding Conductor Size (Appendix B)
' S- o; S% R$ r X4 f3 }5 o& R1 O10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment; J6 d9 E% A! K) H7 ^6 l- `
10-818 Bonding Conductor for Outline Lighting
- y; v- y8 l3 p# i10-820 Bonding Conductor Size for Instrument Transformers
" a0 N* C. r7 \Grounding and Bonding Conductor Connections0 O/ E- M7 i+ c% ^8 O( ?% t! w
10-902 Grounding Conduct Connection to Water Pipe Electrodes
% Z9 ^& d, E: u1 F* G* M7 o3 T10-906 Bonding conductor connection to circuits and equipment) \0 Y: K3 j+ J' l3 C$ Q
10-908 Grounding Conductor Connection to Electrodes
) O' ?# Q- r. G( D* W5 |Lightning Arresters
+ ~5 i/ X' `% b6 L% X" J10-1000 Lightning Arresters on Secondary Services – 750V or Less
9 ?$ C- {# P( V9 x( B$ y7 n9 W/ }6 q% _+ M8 T _
Section 12 – Wiring Methods
6 ]* r% K3 E( l0 g1 R) r* b. X" o: cScope' e6 k' U* R* t1 a3 Y" s
12-000 Scope (Appendix B)+ a6 n2 [) l+ N
General Requirement) v2 G* }* D, Z& u- o* C6 y
12-010 Wiring in Ducts and Plenum Chambers) e( i2 \$ V D, b% J
12-012 Underground Installations (Appendix B)
1 ?" j8 m6 @8 U* n: L% H K- S12-016 Lightning Rod Conductors. p" r: [& g( }& @' G, `( y3 X
Conductors - General
! y* n6 X# i2 q+ B V12-100 Types of Conductors (Appendix B) Table 19
# u. C1 L" b" U# X) `12-102 Thermoplastic-Insulated Conductors( T: y: }6 e6 j- a7 X0 Q% C! d
12-104 Flame Tested Coverings0 z) r$ _8 Y, q `0 k
12-106 Multi- and Single- Conductor Cables" C: i ^) O4 v2 x5 s! G
12-108 Conductors in Parallel (Appendix B)' O: ?6 H- \7 @
12-112 Conductor Joints and Splices
2 J/ i. g% B4 l4 i' h; Y7 m12-114 Ends of insulated conductors% g6 a) K/ ]: }8 ]/ S2 [* s. z
12-116 Termination of Conductors (Appendix B)2 ^# _6 l& v0 t
12-118 Termination and Splicing of Aluminum Conductors/ r V# Q$ M( X* s
12-120 Supporting of Conductors - Table 21: C- i$ c# U/ r
Open Wiring1 b6 v; l) M3 g. s8 G; D6 e
12-204 Spacing of Conductors M7 h* P- Y$ Z5 X* s' f$ ^
12-206 Conductor Supports% Q( E: x f7 }8 L
12-208 Conductors on Flat Surfaces
) p: }3 r' _ G2 a12-212 Protection from Mechanical Injury
9 B/ |6 \4 v( Z, kExposed Wiring on Exteriors of buildings and between Buildings on the same Premises P8 g8 K$ |4 o$ A$ R0 F
12-308 Minimum Size of Overhead Conductors% _( W7 v# S# c
12-318 Use of Neutral Supported Cables
2 [, M, ]' V' ~# w; z1 hNonmetallic Sheathed Cable2 s/ p: U: |4 e" a. ~
12-502 Maximum Voltage+ A7 s6 H& p" v: _6 o# c
12-510 Running of cable between Boxes and Fittings (Appendix G)
! h, ~9 s& @1 w6 x3 |, b" {. ^12-514 Protection on joists and rafters0 X! j) F* E8 s0 r1 B7 u
12-516 Protection for Cable in Concealed Installations (Appendix G)$ G' `# n4 w. e' H5 t
12-522 Where Outlet Boxes Are Not Required7 x1 [# N- k* w0 F6 K% [
Armoured Cable3 A& Q$ y& i& g5 `# U
12-602 Use (Appendix B)
+ K& k5 L- M3 w( F% x12-604 Protection for Armoured Cables in Lanes* Y1 W" S3 g; C7 y5 @% w+ t
12-606 Use of Thermoplastic Covered Armoured Cable
4 Y* F& G* f: h8 r9 W12-608 Continuity of Armoured Cable
6 x# H; q: c, V* \8 m6 s12-610 Terminating Armoured Cable
: X2 G9 ?% ^- _* l9 n8 q4 M12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
9 D' Z8 s& t- j4 z2 v2 y12-614 Radii of Bends in Armoured Cables9 I' X* p& P1 k
12-616 Concealed Armoured Cable Installation$ m7 c ?8 J/ \" W, i9 K: P8 A! {
12-618 Running of Cable between Boxes, Etc
4 P$ a3 K( K0 h+ z" H9 M' MMineral-Insulated and Aluminum-Sheathed Cable
: B* X8 D* S& T1 x4 h12-702 Use: w6 n5 A7 |$ }
12-704 Use When Embedded: E5 c7 {5 n8 _& Y2 I4 A( Q
12-706 Method of Supporting
) ~" [* S( U$ u4 h12-708 Direct Earth Burial- \! w' }4 \8 ?, Q7 L5 `( p
12-710 Mechanical Protection
$ ~8 n5 F8 u9 n& [6 w" M12-712 Radii of Bends4 p1 P3 T( ?, t
12-714 Termination of Mineral-Insulated Cable (Appendix B); s, @5 O) [, [& C/ [* y
12-716 Connection to Other Forms of Wiring$ q, X% `5 e' [4 r; c7 A% M
Flat Conductor Cable Type FCC& l- Y* D) t( l6 K1 F2 F% a
12-804 Use Permitted
$ }9 D- d' Q6 T- F$ O1 T12-806 Use Prohibited
% t& J) n. M6 E8 W" e5 d2 Q! o- s12-818 Anchoring
% _* Q7 |. \" J) J( J12-820 Crossings
% I% T% J& T9 o& u& t2 |Raceways - General
/ D! ^/ n6 B9 v12-904 Conductors in Raceways9 v6 v/ t+ t4 t' T
12-906 Protection of Conductors at Ends of Raceways0 x) U8 b# U6 F0 p/ N/ I: v7 F& o
12-908 Inserting Conductors in Raceways. u6 t+ B+ Q- X( L
12-910 Joints or Splices Within Raceways( G5 }# g7 j% }1 O
12-912 Stranding of Conductors! n! w, M5 Q% A
12-914 Electrical Continuity of Raceways
- w) L8 B% D9 {7 {1 v' ^2 B2 V12-922 Radii of Bends in Raceways
! I7 s9 c* k( |% ]7 uN 12-922 Radii of Bends in Raceways Table 7
: I& d8 Z9 r4 \# T) Z2 l12-932 Protection for Raceways in Lanes
+ n7 s# m x, X3 o$ v6 @12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)' d7 n3 a* ^( k& J+ c
12-938 Capping of Unused Raceways
% o& g( R1 C- W7 ^# V12-940 Maximum Number of Bends in Raceways) m# R4 Z+ y" g% G' m" Q
Rigid and Flexible Metal Conduit
- k; R. G' a" K j12-1002 Use
& J9 \7 x7 S, G$ n7 f- B% W12-1004 Minimum Size of Conduits
0 t, l0 }: d a12-1006 Conduit Threads (Appendix B)
" C' ], F: ~, ]2 ~" \0 X; u9 Z12-1008 Thread Engagement% p6 X9 l+ l7 \8 l. E+ \/ h
12-1010 Maximum Spacing of Conduit Supports) h f6 O; O) p2 [' ^# [$ `
12-1012 Expansion and Contraction of Conduits (Appendix B)
. m) _% P, e" f1 z* p7 I; k12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 / }5 G: B5 O& H2 Q( @, k) Y
Rigid PVC Conduit and Rigid HFT Conduit
0 r, x) F# r( D0 f$ N12-1100 Use
* X7 I Q% m3 v8 H12-1102 Restrictions on Use" u, w9 ]0 M; v% k$ o
12-1104 Temperature Limitations (Appendix B)8 Z9 H( N4 H% K) l
12-1108 Field Bends (Appendix B), (2)
6 U( D) j% U- Y12-1110 Support of Luminaires
. |. C @' N' p3 P5 V( i12-1112 Fittings
. E0 N* X; e. t) A- |- J3 g12-1114 Maximum Spacing of Conduit Supports/ M' O, X( B7 B% v `* U0 G
12-1116 Support of Equipment
' O( P4 a# _7 D! m1 W& m, L12-1118 Expansion Joints (Appendix B example)
0 V7 J X9 o9 \% e: a3 }* b# QRigid RTRC Conduit
% i9 f. G. ]4 s- }* R! e. V- D R% ~12-1210 Temperature Limitations
& f$ |# D4 u4 ]& ]2 a' l* y12-1214 Expansion Joints (Appendix B)8 F" V% H! ^" p I2 i
Liquid-Tight Flexible Conduit1 ?: R3 [. j0 V- g: `
12-1302 Use of Liquid-Tight Flexible Conduit* a: G& k* }4 c' ?5 `; C
12-1304 Maximum Number of Conductors, o- F; v5 w1 A
12-1306 Provisions for Bonding, v& F. T h& {+ n5 w- J
Electrical Metallic Tubing
/ O' D$ |1 T+ ~5 u- K2 y12-1402 Use
4 _+ w6 `) s A; @( I12-1404 Supports
6 x5 _3 t8 l, H5 i. W12-1406 Minimum Tubing Size2 i* c/ m0 s& O! I# @
12-1408 Maximum Number of Conductors
9 q9 ]5 R* u+ ]6 k9 E! ^12-1410 Connections and Couplings5 v& E: _) h" f' ?$ s I9 a" H
12-1412 Radii of Bends in Tubing+ h& h. j1 M, D0 N% c( Y
N Table 7
# {3 R; p0 J6 n0 A6 F/ hElectrical Nonmetallic Tubing( L5 L: O" p2 y& H" l) B5 B U. c% \
12-1516 Provision for Bonding Continuity
) J( b0 ^9 o; [' g6 c+ ~* q5 q. W- RN 12-1514
/ ~9 c3 b& \4 ~Surface Raceways
9 H+ R T# m3 {2 C' O12-1602 Use of Surface Raceway (Appendix B)# Z& }8 F1 ]# M2 @2 Y5 @9 C
12-1604 Temperature Limitations! _1 j2 w" m Q& h1 J T
12-1606 Conductors in Surface Raceways (Appendix B)5 m g8 F2 R W$ s5 Z2 i
12-1608 Maximum Voltage) R) ~5 D8 H# w# C8 l' o2 N
12-1610 Joints and splices
* W" a, J$ X' {4 p) A( GUnderfloor Raceways
2 @& J4 L. ?" g% q5 j* K) t12-1712 Discontinued Outlets in Underfloor Raceways
0 e. K: C7 |1 v0 i4 z1 TCellular Floors, p7 r5 P! K7 x
12-1804 Maximum Conductor Size in Cellular Floor% d$ w! N2 [0 N2 {- q7 c4 F2 Y
12-1820 Cellular floor discontinued outlets$ S% V \# r- Y' o/ H E( P
Auxiliary Gutters
; ~; n! y4 ^8 E! G" z% O12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
* T+ a- t- H0 M' J. u" F. h6 y- v12-1902 Auxiliary Gutter Supports
h X- z2 k+ D+ w3 H( _, `0 w12-1904 Auxiliary Gutter Cross-Sectional Area
' U! z' W2 L( p% e5 F( vBusways and Splitters
) Z" q( K" T- @9 @% w* V: \12-2004 AC Circuits in Busways and Splitters5 ?5 r e2 J0 g3 ~" _
12-2006 Busway and Splitter Supports
3 T# E+ C# _) f3 s12-2008 Method of Installation of Busways
. R# v% \% }6 a& s) D1 |& @12-2012 Reduction in Size of Busways: O6 ^: [% V; Q" U' F) Z
12-2014 Length of Busways Used as Branch Circuits
- D5 T, P1 n8 L. k- r, ~8 n W12-2018 Taps in Splitters
6 c# U/ b8 `5 A- G$ |1 b/ Q* Z& F1 C& XWireways
' [# \ l1 M* k0 ?12-2104 Conductors in Wireways
& X5 q- g! m( t: L( S. i12-2106 Taps and Splices in Wireways( c" D1 E3 { G' u
Cable Trays. s9 v: C& d# w8 n
12-2200 Method of Installation (Appendix B)( V1 R" ~5 z; g. _% B1 d, L
12-2204 Joints and Splices Within Cable Trays+ b6 r0 x0 V, i- ~
12-2208 Provisions for Bonding, W1 W1 `% Q( u" O/ S0 N" J) o/ T
12-2210 Ampacities of Conductors in Cable Trays
c+ I' t) f0 \$ w2 D/ t+ NInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings' l8 Z7 y& G# j5 z5 w/ z
12-3000 Maximum Number of Outlets Per Circuit4 O- P# H6 l. i- f( p+ S
N 8-304; x# ^1 o1 C& T- X9 ?% Y6 |' o
12-3002 Outlet Boxes (Appendix B)
' [ |: c k, D- }8 YN 12-3000" o/ L; B* k2 e, i" L& f: U6 w
12-3004 Outlet Box Covers6 `1 d2 F9 s! e ]+ m" _
N 12-3002
9 n2 O3 b8 s( t( W% Y12-3010 Boxes in Concrete Construction+ B# K- u: r" R4 E
N 12-3008
% I5 z9 v3 N$ W [( f6 N0 r6 Y G12-3012 Outlet Box Supports& A) H m" Q. b* I4 f' ?. v
N 12-30103 c/ W& J8 j% ^6 {% S' ^% \
12-3016 Accessibility of Junction Boxes7 J) A+ n% v: q
N 12-3014) I/ s6 n/ O9 }- ^: s7 i
12-3018 Flush Boxes, cabinets, and Fittings* N0 W5 `, b, \* Y% r" F R
N 12-3016
% }7 U2 k$ W, ~" T& @* M4 ]1 n12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) ( i& ~7 V. M' ]* K1 S1 O, h5 r
N 12-3022. I) O, z$ K8 y( C. x$ ^5 k+ G
12-3036 Maximum Number of conductors in a Box - Table 236 \/ w0 J5 N+ B3 ^, z4 ~
N 12-3034
V& b& I6 `0 a3 G12-3038 Pull Box or Junction box Sizes
/ e* h# {: M0 O, HN 12-30368 s) t' j3 V$ ^! f' n/ U
2 C: t0 u. h t! [Section 14 Protection and Control' m9 T% j/ a `' P f4 p* f) W
General Requirement
{: U8 k7 I8 A- r. `1 w) g+ _) ?14-010 Protective and Control Devices Required
7 I0 \! }* {/ |# P* P! `14-016 Connection of Devices) l0 H/ T6 [7 ?
Protective Devices – General! e' f c8 [ G
14-100 Overcurrent Devices Required
9 ~" @8 L) l3 U- Y$ k+ E14-102 Ground Fault Protection (Appendix B)6 ^) _# _, Y5 ^5 I$ W
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
: J+ ^' X% `' h' k14-112 Overcurrent Devices in Parallel- W1 M6 t4 Y1 u. @ W( p) c
Fuses
4 w p7 r5 Y% K- R' h8 Y3 j& S* \14-200 Time-Delay and Low-Melting Point Fuses
7 z/ D3 { N. D; L3 Z# s) u# P( L( H* N7 D14-202 Use of Plug Fuses
9 G5 V1 D. V. D) \) e: {6 V14-208 Rating of Fuses
+ @) H1 ~/ a# {8 |/ C( {14-212 Use of Fuses (Appendix B)8 A6 \ v2 n5 e- d7 S% {
Circuit Breakers/ V% }, F5 K3 u0 J& ]- j
14-300 Circuit Breakers, General
& H; m! ]; M' P. d14-306 Tripping Elements for Circuit Breakers
+ Z2 U; C2 a1 I2 f) j14-308 Battery Control Power for Circuit Breakers1 o2 [2 {( r5 {7 V4 Q' v0 g; J
Control Devices - General7 d4 U2 Z8 G9 P* ~1 K+ \5 T
14-402 Disconnecting Means Required for Fused Circuits e% S- C! ^+ \0 X0 }1 K9 s
Control Devices - Switches
* q/ f& m8 v4 z# ]- n: J+ J* h% D14-502 Mounting of knife Switches& Q& Q! `) ?- ^1 G6 f& N, W
14-504 Maximum Rating of Switches4 R" W' c7 u7 }$ l& B* q
14-508 Rating of General-Use AC/DC Switches (Appendix B)
/ W/ s9 K+ S/ W8 T$ c2 G14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
8 ^0 T$ c9 R$ W5 oSolid State Devices5 X$ }7 k+ ?8 {5 `
14-700 Restriction of Use
6 {( m+ i; x0 s8 i5 L* S14-702 Disconnecting Means Required
/ w( ?. H/ {& q+ e' b% E3 }# Q7 o# b |, E1 g9 r. Z6 U- d1 [
Section 16 Class 1 and Class 2 Circuits- }5 i( F" {3 p+ J& d( K4 b
General, ]* m+ G& Q# _7 G1 r: z' S1 q4 j7 a4 d
16-004 Class 1 Extra-Low-Voltage Power Circuits
& N- X6 P$ T% [16-006 Class 2 Low-Energy Power Circuits
7 Y3 ~( L$ n3 R" q ^5 Z+ t16-012 Circuits in Communication Cables3 D1 f4 M* y# Y; r8 L+ K
Class 1 Circuits
( t S$ T0 \5 J1 E, [( L16-100 Limitation of Class 1 Circuits
1 U" f6 \* [) i& E16-104 Overcurrent Protection of Class 1 Circuits; J0 j3 I2 P) Q& N+ f" W* R
16-106 Location of Overcurrent Devices in Class 1 Circuits. B: e T1 d! O) x, A
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers2 h' F0 T, B! _& U- w% F
16-110 Conductor Material and Sizes
' X7 \( n5 V& G16-112 Insulated Conductors for Class 1 Wiring
. b: Z! f e7 CClass 2 Circuits* @ v/ y* m* V! @
16-200 Limitations of Class 2 Circuits (Appendix B)
, |4 c0 i6 _3 \16-204 Marking- e+ W4 R G# ]8 ?
16-206 Overcurrent Protection for Class 2 Circuits( Z+ H2 X/ q5 ?$ p& M; a1 T
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)1 y! H, _7 g. L7 g2 q* c$ O$ V
ELC: extra-low-voltage cable
; Z0 z, H6 m/ q16-212 Separation of Class 2 Circuit Conductors from Other Circuits+ j; t3 F" }6 m* I) |7 e- }
+ w, @2 M5 u1 i# `8 ]Section 18 Hazardous Locations
. Q2 Y, i. d& O2 d& _Scope and Introduction( h& D9 u" X9 `3 y) l
18-004 Classification/ ?4 m( \/ }* e( y& y: b+ W
18-006 Division of Class I Locations (Appendices B and J)) e& p, a$ g) }8 M1 P4 V, F$ ?# Y
18-008 Division of Class II Locations (Appendix B)
9 u" k) q1 c4 R I" ^18-010 Division of Class III Locations (Appendix B)! n6 s& K0 d% h
General$ z" ^$ l) i- Y) i S! R! i
18-062 Metal-Covered Cable (Appendix B)
: d2 d6 z6 |# Z* {) ]; Q1 \5 X0 J% ?Installations in Class 1, Zone 1 Location
; P7 n8 w F9 x# ^0 L18-108 Sealing, Class I, Zone I (Appendix B)* u6 K8 \& g3 [; g4 R& ~& K% P. R
6 t" M$ U8 v7 s! e) |, x' [
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars% [6 Z( H( k+ l7 s# j3 E4 ]
Gasoline Dispensing and Service Stations/ y- e$ J: T2 e' C" v) G; g& R( [/ z+ ]
20-002 General
$ c- l5 k8 O; N20-004 Hazardous Area (Appendix B)
) |; J1 T9 Y! j1 F6 _Propane Dispensing, Container Filling, and Storage Y$ V1 G. y9 J7 c9 C0 b& S' u3 E
20-034 Hazardous Areas - Table 635 {$ P1 B2 U7 O
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
$ O t# c: z. |5 |, G20-062 Hazardous Areas7 M8 W X* E; D7 s* y8 T
Commercial Garages – Repairs and Storage
6 h1 e, Q G l- U. v20-100 Scope
t) i- n) s2 f/ o; l: N4 G! C20-102 Hazardous Areas (1)
5 o$ _# X7 G. i- K
0 a) R; x4 \( K9 R' u7 G" V% nSection 24 Patient Care Areas1 W W6 C' B# S) Q$ Q, |% t @2 t
24-000 Scope (Appendix B)
- G6 w9 Y8 s: K- j2 I6 D6 s5 T1 u24-002 Special Terminology (Appendix B)
" m4 U, Q$ K4 F Patient care area. P1 |0 H7 ]) Z. E) v
Patient Care Areas
7 ~- x1 U `1 V! J0 }24-106 Receptacles in Basic Care Areas (Appendix B). }* f* N; n1 E& Q7 }
Isolated Systems9 I# m( L. h( p$ Z- q* g3 S. ]
24-204 Single-Phase Isolated Circuits (Appendix B)( H- L4 @* k/ H2 g' Y
24-206" o0 o& n3 D2 U4 R) ~& C
- P, a6 _. q9 V0 q" d
Section 26 Installation of Electrical Equipment
' A: n. }8 I* i7 U0 D' j* p+ u. FGeneral
$ ^. _# d2 H2 N1 \# i9 V0 N26-004 Equipment Over Combustible Surfaces (Appendix B)+ d p6 T9 z/ M+ V
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)3 L$ f3 H8 q/ b, [/ b
Isolating Switches9 ]7 v4 b, T* O! _5 N! ?
26-100 Location of Isolating Switches7 X5 w+ U8 e/ j2 z, q; @9 O
Capacitors
5 T; ?- G$ ?, C( z! a7 O26-204 Guarding of Capacitors& R* B5 h0 g# k! [
26-206 Grounding of Capacitors
: d% C, S% s/ K) y% O; L- k; _26-208 Conductor Size for Capacitors; ~# V4 ?. b0 ^8 Q7 i+ ^9 q: v1 r) G6 M# ]
26-210 Overcurrent Protection (Appendix B)1 ~3 L2 _/ B6 [
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
" L4 b' s0 {/ N5 ^, C26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits, T* q3 k% ]& r+ C! u0 _8 R
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits* i3 y# t& q% `& J p
26-218 Special Provisions for Motor Circuit Capacitors
" v* G/ p9 Z: H8 {. E3 Z26-222 Drainage of Stored Charge of Capacitors5 n/ t2 h3 y' Q1 l& `* F% x
Transformers% t) x% n+ s! A7 t+ ~) ]
26-240 Transformers, General
4 Y C a5 W* M0 ]4 h& I& T26-242 Outdoor Transformer Installations
$ ^! B' Y7 i! c26-244 Transformers, Mounted on Roofs (Appendix B)
: h& b- X* K" V26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
6 r/ B2 h' z! n K% o26-248 Dry-Core, Open-Ventilated Type Transformers
& @9 \1 @# N/ y0 k- @9 R26-250 Disconnecting Means for Transformers2 T- h- w8 S% L* b- b8 M0 C
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V5 C l/ j8 l0 M3 q. K" D0 A
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers& C, {* |5 c2 I
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)! w. z. o3 P, G# L4 K" X
26-258 Conductor Size for Transformers
( b4 `: t9 O/ @2 o' d7 p26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
; [* {* a$ l5 f( ^9 ]; r, w26-262 Marking of Transformers! ]4 d2 c" o3 T
26-264 Auto-Transformers
% I2 H- v- C+ }( z- ]Fences. ^# s( a7 I( F9 _$ W$ K
26-302 Clearance of Equipment - Table 33" D; E' B) k7 p2 S: K' g% _
Panelboards3 Z+ N% ^0 M+ z: a. [
26-400 Panelboards in Dwelling Units (Appendix B)7 Y% c( ?; H$ K/ a
26-402 Location of Panelboards (Appendix G)& t6 O/ ~: H& h0 B
Lightning Arresters
8 v2 O# g0 g% m' m$ r26-508 Connection of Lightning Arresters
* s, |, B6 p% `- q/ bStorage Batteries$ ] F8 m/ Q9 N, G) S" e6 d
26-542 Special Terminology
9 i! N5 Q. B+ h& D" Z; f1 q26-550 Battery Installation% c; ?4 n8 C3 s. i% @
26-552 Wiring to Batteries
7 [4 N# S& Y0 A. ]" XArc Lamps1 n* A1 x! n, w, b
26-600 Location of Arc Lamps! C' b0 T- u% x6 t4 @0 R! a+ A
26-602 Conductors to Arc Lamps* c/ g" \# I7 i
26-608 Globes and Spark Arresters
2 x- s2 R; v$ z$ C OReceptacles
5 n) ^1 `( o% x: d26-700 General (Appendix B)" F3 Z' k4 [& F( `2 Q
26-702 Receptacles Exposed to the Weather
- y6 W" m. Y9 _% u6 w* _Receptacles in Residential Occupancies! ?8 T1 J3 U S3 e; R% r* [6 T l
26-710 General (Appendices B and G). c" i$ p' F, A9 b6 E$ D
26-712 Receptacles in Dwelling Units (Appendices B and G)
: V% K% U4 w; d: o6 K! X26-714 Receptacles in Single Dwellings (Appendices B and G)
; n- e& u$ t F$ B6 X) E: k' [Branch Circuits in Residential Occupancies4 s6 q; a1 j- E* r/ r3 [
26-720 General5 c: w# { F) E. n |+ e" j0 J/ r. F" Q
26-722 Branch Circuits in Dwelling Units) h$ L( z o4 Q! B Q4 Z, f% B
26-724 Branch Circuits in Single Dwellings
# V Y8 P" T, r$ G26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
& u! p2 I3 W# T1 m& Y: \) xN 26-720 (F)
& {( r" U' K4 w. ?5 K0 M" H, ~Electric Heating and Cooking Appliances
& p0 K6 l8 L# f- E1 }8 j26-744 Supply connections for Appliances
Q; G) b: d# }% a/ M3 F26-750 Installation of Storage-Tank Water Heaters3 g! g/ i" d* b. A2 H9 k
26-752 Infrared Drying Lamps
* [' n) U, w3 T( j v
- W0 v- W7 {; d6 }Section 28 Motors and Generators
8 I- \0 G# p3 E p& GGeneral
( S) X' u' M# k8 i& Z, g M& O8 c- ?28-010 Special Terminology
( P* L9 C0 C* G. w( h. gHermetic refrigerant motor compressor
9 R6 c, y' ]+ f1 k4 hLocked rotor current rating
4 \) \: _$ [: T6 DService Factor
% `( A v7 B( O- C# Z9 n( ITable 44; Table 45; Table-D2. i2 R4 n& i4 F, Y: k4 R- b# ]
Wiring Methods and Conductors8 j8 o) E# E$ C* t
28-102 Portable Motors3 u. B4 ]% U k! |0 R' G p& z6 C
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity3 Q. @" G. B; ]- W/ E, l% J9 j/ ]
28-106 Conductors, Individual Motors4 b5 |+ \ I/ W% y8 [5 v
28-108 Conductors, Two or More Motors
7 r; E3 W3 N# Y2 F5 v28-110 Feeder Conductors j# }! k% S4 g6 v+ P8 J/ e
28-112 Secondary Conductors/ O: t# b z3 r- x3 f; m3 z( x; j
Overcurrent Protection- ~7 @2 q4 K) |5 [" f6 }' ?
28-200 Branch Circuit Overcurrent Protection
: x5 w+ J2 B3 h; W28-204 Feeder Overcurrent Protection
. p" O2 f$ J; _$ `- Q$ M+ L% t28-206 Grouping of Motors on a Single Branch Circuit' W, k" a; e6 X& c' A' b
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
5 t% W, ?' U; T) w, T, ? r" gOverload and Overheating Protection9 P. S( C+ `) M: Y) s+ n! y+ }
28-302 Types of Overload Protection
; O# Y# \ `! Z5 J28-304 Number and Location of Overload Devices (Appendix B) Table 25
1 E$ ]- T, }& j. F- C: }* j28-306 Rating or Trip Selection of Overload Devices (Appendix B)
% n% Y+ u0 s4 P. O/ x' l5 O28-308 Overload Protection Not Required6 b& L( Z5 j2 Y/ ]* u' V0 P
Undervoltage Protection
. {5 X' t6 l2 Z; m% l28-400 Undervoltage Protection Required for Motors (Appendix B), p" @$ U( C0 \" c; R/ x O7 X( o
Control# O, J5 K6 ~0 Y- n* Z! [( [
28-500 Control Required
$ U0 }$ a4 j0 l9 c- n- u! x) A) w" J; P( y28-502 Control Location* g ^% [/ @/ Z: j
28-504 Starters Having Different Starting and Running Position
6 V- i- ^# H. @; m1 x, R28-506 Grounded Control Circuit8 X6 e6 x, x G l
Disconnecting Means
$ c3 d! o4 A$ x+ P% Y28-600 Disconnecting Means Required
3 w5 W1 m2 y8 L/ o! ~& l) h' Q" e28-602 Types and Ratings of disconnecting Means (Appendix B)
o: c3 e- d/ A$ |' a7 }% f+ y, Z28-604 Location of Disconnecting Means# P9 U( D; X* Z5 ^4 `) x" j& i
Hermetic Refrigerant Motor-Compressors
) h8 _5 ^# a6 G1 V5 h( H% Y28-706 Conductor Ampacity
2 {. q4 R6 r" o( u( s$ y R) I28-708 Overcurrent Protection% r4 L n; g6 K* H1 b
28-714 Disconnecting Means
. i4 y/ Q# l4 SProtection and Control of Generators
7 A3 `! q/ e0 z* k28-900 Disconnecting Means Required for Generators: K9 A4 E0 {' {" _; d' k0 T8 S) e6 t
28-902 Protection of Constant-Voltage Generators& e7 e! s' |! k; i
28-904 Generator Not Driven by Electricity
1 k: j' g8 b+ r% q& Q7 m28-906 Balancer sets
8 J3 f' _! |- m28-908 Three-Wire Direct-Current Generators" U% X; ?" ]' ^
0 c5 V8 B1 ]* [; o& `$ |0 z
Section 30 Installation of Lighting Equipment
) U! R+ x$ }1 s5 h$ r: F5 I; i30-002 Special Terminology (Appendix B)
- I( M4 X1 I, w7 F/ ]9 UGeneral
1 G4 w9 s/ f0 Y! K. @ ?30-102 Voltage7 i3 Q7 J, W8 |$ k; d$ [ n2 E" d
30-104 Protection (Appendix B)
, w6 G m9 S. a0 n) a30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
9 M2 b7 |* Q9 N30-108 Polarization of Luminaires
& I* z# U2 ] y; e- r6 ^6 |' U30-110 Bonding of Lighting Equipment! S3 w v/ {1 w9 w* U
Location of Lighting Equipment
( p( y* G; s4 P! d30-200 Near or Over Combustible Material5 F/ u3 X- {% Q: K0 r; o$ ~
30-202 In Show Windows
) j4 a& K2 U" ^# X0 L30-204 In Clothes Closets/ W5 a" N* f0 Z& ` p9 i3 G
Installation of Lighting Equipment
/ n: E8 `9 ^/ S1 B q* K7 A7 `3 |30-302 Support/ u' {! a! w3 I$ o$ J
30-304 Outlet Boxes to be Covered/ O8 E& B' V j# _, J' J) D
30-308 Circuit Connections
# u1 ? j( `, _. t4 z. i+ f, |+ W30-310 Luminaire as a Raceway
* R, H% I/ q, r; @7 i/ l30-314 Minimum Height of Low Luminaires" r- M! J1 D4 ?2 V' A3 l }. W6 g
30-316 Luminaires Exposed to Flying Objects6 q6 G! _7 T. { b+ y
30-320 Luminaires in Damp or Wet Locations6 d5 J% \( _; d$ J
N 30-318
9 u# L' `. S2 H, L" V1 \! H6 CWiring of Lighting Equipment
" ^$ Z3 A6 V* h1 w30-400 Wiring of Luminaires, z* ]" n2 ~1 Q5 i$ R2 Z$ l
30-402 Colour Coding+ R5 A) ^$ G4 H1 c
30-404 Conductor Insulation- e+ N. z+ p7 }1 F3 j
30-406 Conductors on Movable Parts
, ?; l8 {: M/ i+ e: ~8 d2 y: C30-408 Wiring of Ceiling Outlet Boxes! y" [) D/ p* \; b5 w! `, n
30-410 Wiring of Show Window Luminaires
- d) s* l d( |& V30-412 Tap Connection Conductors/ M" m- f7 p" Z# D7 C
Luminaires in buildings of Residential Occupancy
) |7 P7 G3 ~( u1 H# a: _8 \' Z) @6 D30-500 Lighting Equipment at Entrances (Appendix G)3 {2 g5 D( V* }
30-502 Luminaires in Dwelling Units (Appendix G)9 [9 j& s w: S+ \" x1 T, a1 d
30-504 Stairways (Appendix G)
1 {' m' k7 O9 d& b Z; ]30-506 Basements (Appendix G)
. ~% I% {0 O9 k) f) q( O30-508 Storage Rooms (Appendix G)
* X2 U1 @! g/ L r' q# O30-510 Garages and Carports (Appendix G)
. d% Z7 b& D; y0 G, h+ u; tLampholders* P5 `3 s e& `! s
30-600 Lampholder rating with Incandescent Lamps
0 a; ^# l) `. R& k8 z ]- E) J, V5 P/ TN CANCEL5 o K# d$ n! h
30-602 Connections to Lampholders% S" h8 ~9 k0 v( p
N 30-600
! _9 k8 Y; E. ^9 U" j& ^9 y30-604 Switched Lampholders Used on Unidentified Circuits1 Y+ t6 U8 I% y; u6 c
N 30-6023 Y: T. j& ^7 F0 v# r0 ^3 v0 i
30-606 Switched Lampholders with Pull-Type Mechanisms; r8 t* u% l: m" B m, Y$ ]7 T
N 30-604
5 J7 R/ B1 o. x. Y- X8 N6 i4 }# T }30-610 Pendant Lampholders: s }5 k% Z6 z/ g C
N 30-608
4 n+ @4 @' l/ ]# ?( g8 D# a, HElectric-Discharge Lighting Systems Operating at 1000V or Less, A( [* i& M# ~$ }$ b
30-710 Control (Appendix B)
, o0 n9 T. _+ [; H30-712 Branch Circuit Capacity
, {) k% n! f/ Y( d+ E- w3 LElectric-Discharge Lighting Systems Operating at More Than 1000V
! p3 P, o5 V- u* g' p! A r30-802 Voltages, Dwelling Units$ N6 M' [* d% Q: Y, s$ B, n
30-804 control (Appendix B)
4 l% [" c1 {% W- xRecessed Luminaires (Appendix G): @6 T. [* c3 k; B3 j. k
30-902 Spacings for Non-IC Type Luminaires* Y9 _, @. k9 G; n/ m3 _8 a
30-910 Wiring of Recessed Luminaires (Appendix B)4 p2 ?2 Z p5 N! A) T
Exposed Wiring for Permanent Outdoor Lighting5 f/ m. b; q) c; B2 b( `' _& k$ E& K8 X
30-1120 Branch Circuit Loading and Protection
1 P ~0 R% ^ R( OExtra-Low-Voltage Lighting Systems
: k& i6 }; H' U* Q" l! X7 `* e3 K) L30-1202 Sources of Supply
5 y2 P$ i/ \: \
2 C8 r) T% I" W& H' xSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
( t" A) M) Y/ [ P% t& i! LFire Alarm Systems
& c3 a+ Z' ~6 q4 E' i5 I: `0 w W32-100 Conductors
8 F& ?& j. O$ S1 P F) `$ G32-102 Wiring Method
, r+ j- E }8 M32-104 Equipment Bonding% g3 m) R+ X1 e" H; t7 x8 M* X
32-106 Electrical Supervision! x7 k5 X9 H1 Z! G
32-108 Current Supply
" q. Y. N. w, ?32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
3 M0 L* r1 W7 \Fire Pumps! `6 y) \" R& E* ~3 E
32-208 Overcurrent Protection (Appendix B)+ v, q/ T3 B G; y- x
N 32-206
' y0 l/ u+ V% i" V: k2 X' Y32-210 Overload and Overheating Protection (Appendix B)$ {$ o7 f* J2 p. }
32-212 Ground Fault Circuit Interrupter (Appendix B)
& i" g0 G9 F) R3 @9 M) s9 q- {, r. [- M4 F9 b' w: G5 S/ K/ h4 g
Section 36 High-Voltage Installations
5 A v. O3 T/ ^' [General& O4 M* K/ j! S$ E" c* B
36-000 Scope (Appendix B)# ?# T- @4 S* B7 f. A% H; ~
36-006 Warning Notices. |4 l* E: b8 U- s) Z
Wiring Methods/ V! s+ P: J( y6 f
36-102 Radii of Bends0 n+ S5 x! S. ] @2 a
36-104 Shielding of thermoset insulated conductors$ w6 o6 b& r1 E5 F H1 W
36-108 Spacing of Exposed Conductors (1) table 30, table 31/ z7 O# N3 w. A3 b9 |
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34( l1 h) J0 K; ]) W& R$ Z2 [, W3 z
Control and Protective Equipment2 S! ?5 Y% z1 x: U5 k7 |
36-214 Disconnecting Means) H* ]( W6 i$ Y& m
Grounding and Bonding# \7 R9 L& \/ \
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
3 m1 Y* N2 I& h0 f' p9 ]36-302 Station Ground Electrode (Appendix B)
) w4 v3 I- q% B36-304 Station Ground Resistance (Appendix B); _9 S9 d( y% e/ z' o
36-308 Connections to the Station Ground Electrode (Appendix B)
, r! j8 T% Y2 ]36-310 Gang-Operated Switch Handle Grounds+ Q# @5 }3 H. e4 a5 e# W. W. A0 h
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
. u. B2 e0 j/ M( W# u
- }! U* l3 a( r! w6 uSection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment j& O0 U1 m: w: A
38-002 Special Terminology (Appendix B)- R; R& w& U- B2 r, O4 D/ G
38-003 Voltage Limitations (Appendix B)
1 i- Y# ^$ e5 L% o- l/ J! Q38-004 Live Parts Enclosed
8 b1 h1 y8 _8 j38-005 Working Clearances
7 ]( }) c! p2 w. P38-011 Insulation and Types of Conductors! [8 l& L7 F0 u, m4 R9 U( R) ]
38-012 Minimum Size of Conductors
& N! k) k( G! }; F, X
. W" z2 N$ P' S0 E( |+ Z9 LSection 40 Electric Cranes and Hoists
: @2 Q; C2 F( q4 H, g8 R9 z40-008 Disconnecting Means
6 V: ~! y# r% a% C* w; ?40-010 Main Contact Conductors! c. E" J2 c$ T
: u7 I8 g. h( F, `' U) s X1 kSection 42 Electric Welders( L7 }* S) ?: w) b2 h/ N; e5 J
Transformer Arc Welders
* e! B8 G9 b& z/ A5 k42-006 Supply Conductors
. S$ j, @3 q/ C- f* `: n8 q: ~/ t
6 n, q6 o; b: s4 j% A7 ESection 44: Theatre Installations- I/ L+ O. i; @ R
General
! R2 J5 ]& d; m) U44-104 Number of Conductors in Raceways
8 u% f! ]. ~$ n; W5 L4 d44-106 Aisle Lights in Moving Picture Theatres2 G4 s1 m3 ]0 b: M9 q: w$ c- U
Fixed Stage Switchboards$ ?: R" C; E. j
44-210 Overcurrent Protection. \# i5 p2 e0 Q3 A5 [) f7 r
Fixed Stage Equipment
7 D% V; E5 W" }3 A O) c5 |2 p% n$ q44-324 Receptacles in Gallery Pockets
$ h3 _4 q$ |; x3 Q, Y5 L8 x7 k Y44-326 Receptacles and Plugs
3 K" j3 P* y6 d* i* j0 \7 e4 z. `6 o4 u0 f
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
* h) Q* {% ]2 c5 x- @8 R$ NGeneral* Z+ l9 @- u: ~3 R
46-102 Instructions
0 i/ j7 f" J2 K, f0 ^' X46-108 Method of Wiring (Appendices B and G)
- }( @8 K! S; M1 C" JEmergency Systems
) h- O4 Q% @ N: B- j2 U6 n46-202 Supply (Appendix G)4 P7 K# \- \- U$ Z
46-204 Control1 g- I; i, N" b+ v8 N% n
46-206 Overcurrent Protection
& e7 R. L0 j0 \5 n46-210 Remote Lamps; d# b' `% \, K( l+ f5 Y; d
Unit Equipment
6 {6 |) f% j2 S% U% Y7 A46-304 Supply Connections
" N( g+ L$ b- h7 H8 h: L1 g46-306 Remote Lamps (Appendix B). T% e) o0 Q8 w b# B
Exit Signs2 x- {% i; b; u- A# M
46-400 Exit Signs (Appendix B and G)
8 b6 O& b3 B3 z' p) q7 r9 o+ j5 @7 d* o1 Y2 u
Section 54 Community Antenna Distribution and Radio and Television Installations
# Q2 {5 O V6 x a3 s3 j54-000 Scope5 j; v2 r, p4 ]; d8 S9 S' _
54-004 Community Antenna Distribution (Appendix B)
* Z+ ?' \* u3 m z$ e( ~' T- tCommunity Antenna distribution* D9 g+ D' \+ a: m0 ]
54-100 Conductors
8 ^3 s) p l* E54-102 Voltage and Current Limitations (Appendix B)# w' ?& \; x( C$ G/ W2 J# d
Protection6 F& X5 Y( ^- j% M- s
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
1 m% f4 S4 c& i6 s( `" BGrounding3 v1 _' Y& r/ ?% J2 P j
54-300 Grounding Conductor
, l* c; V7 \" R! S. R+ V; ZConductors Within Buildings) d- S+ _/ n, i
54-400 Separation from Other Conductors
: j- ` _+ J! T: T# g5 @/ O. _Equipment6 S( r8 n+ V G
54-500 Community Antenna Distribution Amplifiers and Other Power Sources' s& T) \8 Z: H- T0 ]1 i. N
54-502 Exposed Equipment and Terminations
" K7 E: z l* s9 C+ p2 _9 J) Y/ P. k
Section 56 Optical Fiber Cables
% c, f( W; e0 U/ I& A+ f* o2 P7 `7 dGeneral5 |" {2 l- Q" t: U, E
56-100 Special Terminology4 U$ F0 F% Q0 l b: ], y' N
56-102 Types
) @, b, H6 k) L. e+ h& @Installation Methods. Z h3 z3 _, m
56-200 Nonconductive Optical Fiber Cables (Appendix B). Z! M8 W) Z) U y
56-202 Conductive Optical Fiber Cables (Appendix B)
6 w: k4 F& F {56-204 Hybrid Cables
1 r; h0 i8 |! j' |. t( p' I r. ?56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)2 ~% ?& I4 o- Y3 j5 g- r; H) t8 R' }/ q
) j: H( I a9 a# O! ]6 cSection 60 Electrical Communication Systems/ x$ h5 T" Z Z8 b7 @
General9 E& ?8 p" I1 p, F# G& g; K& Y: a
60-100 Special Terminology% K! L+ x0 H! B0 o Z
Protection% R9 u% H. N+ N: D$ {; D5 c
60-202 Primary Protector Requirements
: i9 {) L, x$ I! T' R/ ^: T0 gInside Conductors
" s5 k4 @& S+ n0 M$ M- m) X60-308 Separation from Other Conductors
, \ [0 o: k- G" a ~; wEquipment
+ a/ Q: b* d$ [) O60-404 Exposed Equipment and Terminations
0 |: p8 E3 [4 k! B+ MUnderground Circuits
: Q. T: }6 k# i2 [4 I60-600 Direct Buried Systems3 z! X* m6 E3 `4 \0 |( g0 e; `- r
( v1 V$ a$ e* r( ySection 62 Fixed Electric Space and Surface Heating Systems
$ R9 L& E$ e. `8 ?5 w6 ~) [General8 `7 k9 ]. }$ f0 Q" @% d$ z
62-102 Special Terminology2 T5 l* ^- r3 A# _6 y v6 E
62-108 Branch Circuits1 C* o4 ~6 h* K+ x7 @( t
62-110 Installation of Fixtures5 l3 v9 t2 p6 G
62-114 Overcurrent Protection and Grouping (Appendix B) (5)- g0 O! u+ T3 O+ }; P" K
62-116 Demand Factors for Service Conductors and Feeders (2)
?) U4 i* |0 D62-118 Temperature Control Devices
: [( @7 A8 m) F- U8 Y6 ^2 _62-122 Installation of Series Heating Cable Sets (4)(7)
2 \0 O; \, P( ~# ~* e/ x, d9 LElectric Space Heating Systems
3 U) X* E7 ]2 Z1 M- B4 C# R" D: \62-202 Temperature Control
) P1 r6 a ^) k& i9 I; [0 g62-206 Proximity of Other Wiring (Appendix B)8 u! E7 s$ \4 o5 H: v H: F
62-214 Installation of Heating Panels and Heating Panel Sets4 G# b2 G4 v+ e- [+ b: \0 k
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings) ?- i9 v4 Z, f! }/ \! Y4 d8 u
62-226 Installation of Under-Floor Covering Heating Panel Sets/ u8 m/ b0 ~2 Y! Q
Electric Surface Heating Systems
0 g9 ]: k- v+ P' I7 g* n62-306 Heating Cables and Heating Panels Installed Below the Heated Surface+ ]# v: ~' l8 }# q& ?9 c2 ]
8 Q1 ^. D# u7 Z2 A% @5 F& xSection 68 Pools, Tubs, and Spas
U4 E: Q* j7 tGeneral
8 ]/ n- y7 r$ M& n2 B" x68-050 Special Terminology
+ Z+ b6 `) ]4 v& ~' ]6 F68-056 Underground Wiring - Table 61
# p1 F, {8 F5 X" c v68-058 Bonding to Ground (Appendix B)
5 v4 d% s) A- T68-060 Junction and Deck Boxes (Appendix B)
3 v# h |- v) Z" [68-064 Receptacles
* L# G6 ]! k# h! F6 ^! w s68-066 Luminaires and Lighting Equipment% }$ n% }4 }# u5 o( Y3 d2 u
68-068 Ground Fault Circuit Interrupters (Appendix B)
8 h2 }( X/ }2 x. i! T1 ^) M/ J D9 `' D0 Z2 O9 P" x
Section 70 — Electrical requirements for factory-built relocatable structures and
' u: ~) e! u7 ?5 Dnon-relocatable structures
. K h, ~ F; R7 D70-130 Tests (see Appendix B): E6 n! }2 z3 L1 X/ Y; K" h/ v& \/ ~
9 {9 B' D) r( z" u0 n% ?Section 76 Temporary Wiring (Appendix G)
- Q) N! n. N+ ?- _76-004 Grounding" H, A: Y0 E' W3 n+ c
76-008 Service Entrance Equipment1 ]9 J9 e. Z( }! K( h# l
N 76-006
2 r c. l3 |4 v! p- D; ^3 G1 {76-014 Branch Circuits8 ? t+ v9 `/ q# g2 S6 s6 {
N 76-012+ n! ?3 I7 M7 x' t( N8 P
( Y* J! G: s# H' k0 w) A
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours4 D4 |% ^1 h1 j9 ?
Marinas and Yacht Clubs
/ ^6 M: K% W+ m8 j3 \$ G4 d1 M& ?8 X78-052 Receptacles4 R9 I8 p9 ]2 c. y7 v
78-056 Feeders and Services
' f7 o% Y. t: ]! Y- oMarine Wharves, Structures, and Fishing Harbours
/ s: |5 q( ?+ U3 E( ?; @% r( n78-106 Grounding and Bonding
) w% c b! Y+ P7 R% S2 c( ?Tables
, v9 K3 w$ c2 Y3 h* L1,2,3,4,5A,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& v9 |7 }9 y& B- m( F F& ~0 e4 B, j
) f. m0 L. {! Y, J4 O
Diagrams: 1, 2, 76 m r3 B; J" p1 d( l
* O$ Z+ k; S! u$ o" S9 F) qAppendix B1 t' y% I2 i, }# M) s4 S
P352: Ground fault circuit interrupter- 6mA
: k k, V8 R, o& A5 x/ b2 d' x" e4 g8 vP354: 2-126 FT1, FT45 U+ g- X4 K; D0 f
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)* \0 J2 I5 C: M% M6 @' B
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)7 r/ a& z+ ~4 D1 j' E) \
P370: 12-1012, 1118, 1214 Example:% z8 p9 f: a# F8 q
P371: 12-11083 ^5 e0 W9 Z% ?% ?
P381: 18-108(1)(b), 18-158(1)(b)
8 a: h9 M8 L4 [P386: 24-206$ K" K3 c( q9 V' i+ N6 t0 v
P389: 26-256
" K: E! Z2 _9 q, O' AP391-P393: Section 28, Example to determine Motor Conductors and Protection
0 u$ Z& _, S9 n0 i0 K( S2 T1 V5 c+ ?3 Z" I E6 U3 i
Appendix D1 P0 x5 R; S# j7 ^
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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