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Canadian Electrical Code Review Guide
- ~7 ~. h* `. @. i# NFor the Exam of Electrician For Red Seal License0 `6 W0 u" M$ o' t( i5 {# D
# C, @4 b: g9 Q, [1 i! T$ u" O
Lesson One
% K( e9 G9 t+ S/ R2 M% q& n9 cSection 0 DEFINITIONS
: @. D* Z& r; N" D6 k$ oThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
( P6 B3 _( b: }5 T* H7 nAccessible as applied to wiring methods
, M" Z+ p9 P' S3 O7 Y7 oAlive or live: M: Z. L# h1 k% t, V
Aluminum-sheathed cable2 f2 `+ a- `2 h5 c( d
Ampacity8 E; Z: G% d$ Y a& M$ H+ S" y
Authorized person2 }* u2 T. N6 z2 c0 u7 G7 I3 b
Auxiliary gutter
, K) l$ ^2 p& P) [AWG0 F, B {, D, H
Bonding
7 `" g4 t+ h! n( ?; ]Cable tray
8 Q* p8 R: z4 v5 Z5 TCellular floor9 u# {; ~1 A- n8 b
Branch circuit; |0 v2 o$ {) {# h% e
Bus
3 G' {# a0 [6 s; Q$ W3 QBusway& O1 Z7 r. o; Z. p* l6 s: R
Communication circuit4 P5 A1 Z9 \1 W3 t
Extra-low-voltage power circuit& v/ f! J+ a( k7 h9 @
Low-energy power circuit/ h A, V) \3 t" t; j) H) i7 t
Multi-wire branch circuit5 T' |' B- U! }! T- I* l
Remote control circuit7 t# k, B" v' {: F
Signal circuit+ j! y3 f1 X; h4 |
Circuit breaker* ~7 l3 }0 e) ~ {0 z: o. Y
Instantaneous-trip circuit breaker% O5 d6 r& b9 c: ^1 X# {
Conductor- a. M& K# m! W
Conduit5 O4 k/ q; s+ e% v
Flexible metal conduit2 _3 \5 A/ ]" [3 G2 S
Liquid-tight flexible conduit" V; h6 Q# Z* l- n& s1 F! e
Rigid conduit
) J* y |( p$ M Rigid metal conduit
4 D9 k: @" y6 E1 u+ L+ J; j Rigid nonmetallic conduit5 O0 B' O$ `0 R, @5 {
Rigid PVC conduit
$ r0 w* L( A2 rConnector
2 Z5 x+ l$ X. Y6 S Box connector% N1 ]6 t1 y( d* t
Wire connector
- @! N7 L: f$ c B* pController% `2 _4 C' Z3 ~
Disconnecting means
$ e9 [9 t! r) ?0 oDust-tight
5 e' l; r( L/ R2 F) t4 b' x- zDwelling unit9 @( Z/ I1 h# R! E
Electrical contractor
& d! V! w4 z% }! D/ g8 E" o) hElectrical metallic tubing
. U! h4 m( `, r9 U. J7 A! n# Z# G! ^: RElectrical nonmetallic tubing$ W% q+ E; r% d. Z# ^& _6 W: Y
Emergency lighting
1 _/ j7 W3 I0 p# A) wExplosion-proof6 f' x& r3 x( J. S8 R( F% Q J
Extra-low-voltage power circuit
$ {: S2 U( V/ F" q5 [+ ^Feeder
: Z* A* l* n/ K5 c2 jFlexible metal conduit
/ M$ Q# S# y6 Y5 N8 g2 sGround
) K6 I. M' i1 q% J: _2 I% C# d) pGround fault circuit interrupter6 l$ w4 |6 k$ @, ]/ Z& K9 w
Grounded/ ]5 j1 _& }. ~% F% D2 [$ }. c
Grounding
* A J' [& ?8 B/ c, O4 ~+ yGrounding conductor
. v5 x+ @2 }' R( }5 Z" U- ?Grounding electrode) x0 v, ~+ ^. M& W3 l+ T6 v+ ~
Guarded& Q$ c9 s; D: l1 _) S6 d7 k& o0 H
Hoistway, C8 q/ @6 Q- M2 ~ {. j7 r' \4 n
Identified
4 Y! ?+ _' s- L9 P _# d: o/ SLampholder/ z" {0 q# q) h) m4 V
Low-voltage protection
+ I3 r+ A+ E0 }' l2 YLow-voltage release
# e! m1 [- t& P. kNeutral: s4 A* y" _5 q) b9 R7 ]6 N+ w6 D
Noncombustible construction' v( \2 B8 f" {
Outlet
2 c5 w$ O! i) H) f/ I0 r- @% l7 TOutline lighting% J1 P5 M) Z. U+ L" u6 L9 i4 V! r
Over current device9 p8 Z# d1 R% }/ M* C. k, d
Overload device! O2 _' r' z) r+ A
Panel board2 {+ F* k! H0 l( {# v: s
Panelboard, enclosed
+ T& N$ K0 h' p! ?$ q3 n! r6 [; XPermanently connected equipment2 G) ]+ a( c3 W2 `4 s Z9 x3 r
Permit
* W8 Y- l+ O$ H W9 o z8 W0 W. v3 Z4 oPlenum
; a& A5 t) O# o6 wPortable as applied to electrical equipment
- f7 q& h' |0 Z8 g9 O" dPortable ground fault circuit interrupter
$ `! [* _2 q/ U' C3 X2 A! RPower supply cord
. s1 i6 n; J' {% F- z& ?Raceway; F( v* ]5 q+ s+ n d/ T
Receptacle4 p, @3 r5 y2 J$ W8 l" f
Duplex receptacle
: \1 W7 I: Q; h6 |; y( v" ] Single receptacle: j& f; a$ b% x* Q% I9 H& C4 P
Split receptacle2 |. U% P4 b3 A. t3 ~) O- s) O
Service, consumer‘s* t) E9 {$ ^/ q
Service, supply% {- n4 I) P4 | i% _8 T! L. U/ [
Service box/ } P) T# M" f C$ h, T8 m; E+ Y/ j
Service room
; V/ t( z5 t& aSingle-dwelling/ \7 C; z$ ~2 x2 s9 @, H
Slow-burning as applied to conductor insulation7 }4 r [; x+ E! K4 z
Splitter
& b E, L3 ~8 sStarter& `( d- A/ _1 G k. |. }6 U
Switch
0 b4 V, C9 j1 k* l General-use switch
3 ~* o7 A) U$ e: W) g6 [2 k Indicating switch
3 t u- q+ Y, v0 {* A* Y0 W" v/ C C Isolating switch
& ?7 ^# T6 i' |& t$ q- n Motor-circuit switch
0 D' q2 E; Q! A; W# G- g/ ], }! k lSystem
! R; ?2 l5 b- N$ | Communication system
; z/ j& X3 X7 M' M1 w) v l& y Community antenna distribution system(CATV)
' X# \ ~( @7 l8 ]. D6 W Grounding system5 ~ t: ?3 q. K8 V; `
Underfloor raceway- L+ ?) ^: [4 N: T7 w0 s( n
Voltage:
0 b( o. i- L( P* |6 R1 V" p; c Extra-low voltage
1 ?: [* ^2 {9 v High voltage
- A2 o% |) d( X' |" _0 j Low voltage# U( C+ S8 d0 Z8 Q: L7 u9 ]! A: Z, U
Voltage of a circuit
" H$ X0 t, Q( T2 ^Voltage-to-ground' w8 }: s$ R( r9 r4 U, R/ ]" n
Wireway
, o2 I4 i4 g* i; G. A1 Q/ X. ]& X' T
Section 2 GENERAL RULES
5 P M) E" _3 H4 `4 FAdministrative
4 L- M8 Q, P3 k( e2-018 Reconnection
0 F1 \$ q' `* B' j2-030 Deviation or Postponement* @, q g0 q, U }: r4 [2 c5 }
Technical General
( T& C) I" v* s; f" e# K4 x$ z2-106 Circuit Voltage-to-Ground – Dwelling units3 X6 O$ W& I q* n
2-114 Soldering Fluxes
7 [ o( x$ y1 O- o/ @2-116 AWG Sizes of conductors
- a9 ~/ B+ ?, h* z3 x- _2-124 Fire spread (see Appendices B and G)0 x X! ]6 ~5 g
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
% j! L1 B! y0 c0 t3 lProtection of Persons and Property
* F: F2 t2 d% b! I2-202 Guarding of Bare Live Parts
/ W& x/ V, [. `Maintenance and Operation
8 p7 S! ?( L2 f# p! @2-304 Disconnection* J! n5 o: E4 Z! ^5 L2 t* h
2-306 Maintenance of Live Equipment! W# _, W7 M" c! Q. B. M
N 2-306 Shock and flash protection (see Appendix B)7 E$ S d/ |* |$ }, o
2-308 Working Space About Electrical Equipment: Table-56. e" X% I# x9 E0 {9 G# L6 |/ o
2-310 Entrance to, and Exit from, Working Space
* |; c/ ]% T5 E+ g) Y9 f2-320 Drainage7 w" a4 d, Y* j c
2-322 Electrical Equipment near combustible Gas Meters and other Devices( F; g2 Q$ `: K
Enclosures
6 U& N& F" d) H; c) Q$ T2 z- z2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) ; V7 M2 |( ~- x4 ?* c) ?
2-404 Marking of Motors: DP, WP, TE
1 X9 _: Y9 y: _+ \% W : \1 m+ a4 x7 u. d; M" a& A
Section 4 Conductors% C1 R7 R3 _" p+ H6 M5 W
4-000 Scope
- h! V7 j+ T. f! V- `4-002 Size of Conductors: 14#, 12#
6 `) s: z7 G' ~, q3 Q Z4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
/ Y b' e: V8 Y1 i4-006 Insulated Conductors: Table 19$ u9 u" s) `( S9 E3 R
4-010 Uses of Flexible Cord: Table 11
p/ H0 B: V9 ~' i% w4-012 Sizes of Flexible Cord
/ |4 T" e" B5 k# L$ t! L# A4-014 Ampacity of Flexible Cords: Table 126 U6 X1 N2 B% s; g: Q* T; Q
4-018 Equipment Wire R+ p, m! K+ i' G+ d% j! y5 J# J
4-020 Insulation of Neutral Conductors( I+ \1 b% H% L) m# z! `. n9 w! \
4-022 Size of Neutral conductor
! Z5 |2 ~' ]1 u! P4 K( p: q! t& {8 ^4-024 Common Neutral Conductor
: ~( X" P0 w" w8 o9 r- y3 r9 D4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
( i) a; w/ a% h& b, f' S5 U5 Q, S4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum- ]1 D0 G5 E% D
4-032 Identification of Type MI Neutral Conductors
7 j, m5 y" D5 j5 z' |. n4-034 Use of Identified Conductors
3 y, l: ]) S( I5 d$ P, R# ?; E4-036 Colour of Conductors: Phase A, B, C, …4 I) c; a! {4 f" K
0 |% g- {8 G: q$ z% a2 r* w
Section 6 Services and Service Equipment
) B* ]- n/ I+ i& B. H4 i" B+ f# I/ rGeneral
2 Y0 z8 F8 u |9 D7 V6-102 Number of Supply Services Permitted2 D, o+ ~6 ^' f7 G5 Z
6-104 Number of Consumer’s Services Permitted in or on a Building
1 \" L4 Y4 V8 f) e- x6-108 Supply Service from an Electric Railway System8 u) C' I9 o% x3 U" k; y& ~7 |& Z7 S
6-110 Three-wire Consumer’s Services 4 k# a5 z4 a" a' E2 Z- e" z
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors4 K! l7 z2 E& Z& p
6-114 Methods of terminating conductors at consumer’s service2 {7 |& x/ x5 F2 U$ @
6-116 Consumer’s Service Head Location
& _* M6 E3 Y) O# A' E1 LControl and Protective Equipment
8 i6 W0 D% Y9 R {! `6-200 Service Equipment
" _+ t% a! K' L5 t6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e), g* P0 p# j8 x2 n. r7 W |+ I' O0 n
6-208 Consumer’s Service Conductors Location
: q7 o5 e# ]3 T" g, A6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches, J% i v W" x4 n! ?. Q1 W5 Z
6-212 Wiring Space in Enclosures
# a$ k; \" V( z ^ x+ D6-214 Marking of Service Boxes
; ^5 M( E; z0 U5 p# z5 ]Wiring Methods f( k* L$ W* _, ]; c; a7 L
6-300 Underground Consumer’s Services9 i. _1 F& [& a
6-302 Overhead Consumer’s Service Conductors2 ?# a: L$ W; |% m
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
. n& C$ |" S6 _8 h9 P& t6-306 Consumer’s Service Raceways' g1 Z5 m( l# ]7 J5 K9 d
6-308 Use of Bare Neutral in Consumer’s Service6 X) {$ x9 b% x$ A; q
6-310 Use of Joints in Consumer’s Service Neutral Conductors) B2 i5 {8 [& `$ A$ _4 B. l+ [
6-312 Condensation in Consumer’s Service Raceway6 x3 ]4 x9 W1 g! t4 y
Metering Equipment! _- r: T! ~) u% r' f5 s$ R7 f) b2 \
6-400 Metering Equipment
9 y! B: b8 c5 G, o" @$ r0 V6-402 Method of Installing Meter Loops; d! ~5 C0 `4 k2 j9 O
6-404 Enclosures for Instrument Transformers* ]! e7 L; f+ L) l$ w+ e0 K
6-408 Location of Meters
! l: C; x9 N# e }6 K1 o8 ]4 y D6 d! W |5 F- |
Section 8 Circuit Loading and Demand Factors) d* R9 ?" L4 i' V7 M* y. D% n
General5 Y$ g+ B1 J/ q) R6 `7 m
8-100 Current Calculations
, Q' V6 D9 h" `- s8-102 Voltage Drop ( see Appendix D)/ x" G9 B4 t- |1 X3 P* ]3 ?! @3 ~
8-104 Maximum Circuit Loading
& |( t- s) j5 O3 T8 w0 r6 u: i8-108 Number of Branch Circuit Positions
3 p/ H o! Q. _+ o( a8-110 Determination of Areas5 ]: }$ Y6 n9 \& c# ^# a+ O
Services and Feeders
4 c+ p9 u# ^) |8-200 Single Dwellings (see Appendix B)6 V8 T) |2 B& m8 F% F
8-202 Apartment and Similar Buildings
+ ]+ e5 W! O+ Z8-204 Schools6 U% f. D+ ~5 S% k9 J' R2 O) c! p% g
8-206 Hospitals
$ W- O& J6 ?( {7 @$ N8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy: y% k$ C( Z! m3 u; K
8-210 Other Types of Occupancy (Table 14)
1 l5 U2 o- N) C8-212 Special Lighting Circuits2 y( w% J Z" ?2 K+ Z
Branch Circuits: K5 o; V5 y3 Q' x" y* n) o
8-300 Branch Circuits Supplying Electric Ranges
! k5 p. e j9 R, M: W' g) Y; V, d8-302 Connected Loads
x6 N' H$ ^7 k
1 }4 n! h" w8 vSection 10 Grounding and Bonding3 W1 y+ r& ~# f
Scope and Object2 e7 k. P4 [) W! \
10-002 Object
. X7 ~ [! x$ {) y! wSystem and Circuit Grounding1 _" e U( A7 N7 A9 X
10-102 Two-Wire Direct-Current Systems
4 I L2 ^7 m: m2 g) \" U- q- X10-104 Three-Wire Direct-Current Systems' G* i& f% W) C/ L- C
10-106 Alternating-Current Systems
1 M) T. a8 b+ u/ V' f1 ?1 D10-110 Electric Crane Circuits
# S3 b, n, E5 ?" S* m# n10-114 Circuits of Less Than 50 V
+ Q" t$ y2 V0 k! Q3 c10-116 Instrument Transformer Circuits
# B; {9 R! \/ o" _7 k* nGrounding Connections for Systems and Circuits
k7 O8 w/ M4 m7 H, P h P10-200 Current Over Grounding and Bonding Conductors
4 G8 D' K! _, E: m& @7 T% B10-204 Grounding Connections for Alternating-Current Systems; E- M4 p( D) h5 u) G1 U
10-206 Grounding Connections for Isolated Systems7 w" {% B& P$ ~ a
10-210 Conductor to be Grounded4 h. ~; D8 L9 A; `4 I
Conductor Enclosure Bonding
- X5 }6 Y& s' k/ m$ j8 u10-302 Other Conductor Enclosures! U- h7 {! N7 ~* w1 H
N 10-304
4 A9 g4 J; s9 U; i+ K4 MEquipment Bonding
8 r' M0 ~1 X5 C, c5 N7 S5 `! v10-400 Fixed Equipment, General
: P7 h: L) Q" a& e# q10-402 Fixed Equipment, Specific (3), (4)
; u/ c9 L! z; m7 ?10-404 In Nonmetallic Wiring Systems5 M2 V: e! m8 n# _; L
10-406 Non-electrical Equipment
4 B0 M& u' t q4 S: H4 h% Y10-408 Portable Equipment (4)(b)
1 H2 x' m" \% G) |10-410 Instrument Transformer Cases
3 _9 Z6 q, F, x7 o" d/ b; e- G10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less8 U" h$ A6 D& }% f3 w4 H4 B
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
- ]% `7 U1 G8 D4 H" X: K+ a7 aMethods of Grounding
7 V/ j4 K+ v/ ^" t& I10-500 Effective grounding (see Appendix B)# {% s/ B! C/ g7 c6 N
10-502 Common grounding conductors& W4 ]5 }$ F: f5 e
10-504 Common grounding electrodes6 B9 ]" y7 D( [8 }" G
Bonding Methods' }0 q0 v+ K& {3 O$ p
10-600 Clean Surfaces- ]; O. e* H0 m1 ]4 \
10-604 Bonding at Service Equipment
3 o s# S9 X5 H0 m4 Q$ R1 G8 k10-606 Means of Assuring Continuity at Service Equipment
8 H6 Z" q; M G! T10-610 Bonding at Other Than Service Equipment8 }. e. W4 {2 V2 h F) z
10-612 Loosely Jointed Metal Raceways
6 ]2 F: y& f0 R# r" ]10-614 Bonding Jumpers Table 41
( c2 v y w+ V6 C4 F4 OGrounding Electrodes
( J b( x# X- ], k6 |. f10-700 Grounding Electrodes
9 S4 e# ^3 o. t: }, O8 p10-702 Artificial Grounding Electrodes( x% L t1 [8 D" a9 J7 |) D# p( T
N 10-700 & 10-702
2 b8 B1 H4 C8 o' G( G7 q10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G), y0 ]) X. k. H6 x
N 10-702- G" N1 i5 ]" p* }4 p6 h3 d
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
8 r$ g, e' Q- i( f! ^/ D6 KN 10-702
' s6 {1 _/ j& E/ a10-710 Use of Lightning Rods (Appendices B and G)
! c1 K# W! V' G" k$ yN 10-706$ d9 z" w6 |& B
Grounding and Bonding Conductors
/ P1 D E; x' c$ W- |+ _/ L# H6 G# c10-800 Continuity of Grounding and Bonding Conductors7 v) O9 {9 U' u7 o* l/ B
10-802 Material for System Grounding Conductors1 p3 t! E3 L2 k z+ R
10-804 Material for Bonding Conductors: Y7 ]/ B4 M- K1 E; v. S5 `" U
10-806 Installation of System Grounding Conductors
% B5 x1 T9 h" S: j' U10-808 Installation of Equipment Bonding Conductors
+ k8 W& T9 X5 \& u/ }0 U10-810 Grounding Conductor Size for DC Circuits
7 e. B/ j- c+ h( O! c10-812 Grounding Conductor Size for AC Systems (see Appendix B)% s% L, \# k1 U& {
10-814 Bonding Conductor Size (Appendix B)2 B S/ V, t, J
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
: I8 a7 h$ |) s+ ^! d( g2 V10-818 Bonding Conductor for Outline Lighting
% A; Q) U" x+ l/ V10-820 Bonding Conductor Size for Instrument Transformers5 S, Q/ q% m5 C( R
Grounding and Bonding Conductor Connections
/ K" o- I/ Z8 T10-902 Grounding Conduct Connection to Water Pipe Electrodes
2 H" O7 |9 {/ B1 A10-906 Bonding conductor connection to circuits and equipment
) i* l- P$ \1 }- g* O) O10-908 Grounding Conductor Connection to Electrodes
5 Z/ {) w2 J1 ^7 _. ULightning Arresters) i1 s7 F V; x* c; v$ |; n- C7 {5 O* e
10-1000 Lightning Arresters on Secondary Services – 750V or Less/ E- i* A' ~' A2 G% n( }) N
7 H2 {( @, p, b# i; t1 t8 _! B" MSection 12 – Wiring Methods- L9 y/ x6 x6 Z" A
Scope
( r, O6 M5 w. o, a" c. b( U. r8 s12-000 Scope (Appendix B)
( D, k$ t) L" XGeneral Requirement
) |1 A1 b8 C$ U12-010 Wiring in Ducts and Plenum Chambers
, Z6 z4 ^8 H: w7 P9 b$ G; q x12-012 Underground Installations (Appendix B)2 I) `+ M$ }8 W
12-016 Lightning Rod Conductors/ n$ p- r3 ^( \- |0 [! n9 q
Conductors - General( w( h) {1 L8 N% A% G( q3 @" ?
12-100 Types of Conductors (Appendix B) Table 19
+ Y* _2 Z1 Q" ?) q12-102 Thermoplastic-Insulated Conductors
! d; `/ y! X. W% t4 R6 X8 L12-104 Flame Tested Coverings
5 ^' K) e$ V5 a12-106 Multi- and Single- Conductor Cables/ E; G a, C; v' i' Y2 b, d4 ~
12-108 Conductors in Parallel (Appendix B)9 H/ r N1 s- L1 T8 B- s* |
12-112 Conductor Joints and Splices5 v7 i- y, _# g( L' S) L; y! ]
12-114 Ends of insulated conductors9 ~' ~0 A- q, U1 M% U _ J
12-116 Termination of Conductors (Appendix B)
: ?5 b8 z9 Z( d ~1 ]$ D% M: |12-118 Termination and Splicing of Aluminum Conductors
1 t- a9 V( {+ Z4 j. j12-120 Supporting of Conductors - Table 21
$ W) A3 X z) h$ v8 lOpen Wiring, }4 o# F3 Z* ?0 }; L7 w
12-204 Spacing of Conductors& p' l) @- X$ K1 u
12-206 Conductor Supports
; {& k7 ?& V7 } a* |12-208 Conductors on Flat Surfaces
* }; T' J7 I: U1 q12-212 Protection from Mechanical Injury
/ U ]; X: ^0 N* X9 eExposed Wiring on Exteriors of buildings and between Buildings on the same Premises
+ o6 D) ]5 M" y7 K' R+ n5 U& t; f12-308 Minimum Size of Overhead Conductors' v( p6 l8 U5 P& k/ j
12-318 Use of Neutral Supported Cables9 L2 \2 X8 e0 K ]% I6 w7 R9 d/ ~
Nonmetallic Sheathed Cable
4 {* F+ w" u3 p' `" J) R12-502 Maximum Voltage
% W: E5 T. X+ ?- U. {2 ?, r6 \7 P12-510 Running of cable between Boxes and Fittings (Appendix G), ^0 b0 o' ]! |- D
12-514 Protection on joists and rafters. Q' x5 `1 E0 ^) \, s$ J! X
12-516 Protection for Cable in Concealed Installations (Appendix G)0 X; u) N: Y' J: B) j
12-522 Where Outlet Boxes Are Not Required
2 C, S2 E1 ^" ?) A" v5 SArmoured Cable
0 H( E% q; W% X; s- g* @. C& q12-602 Use (Appendix B)) @7 o) f6 v6 Y6 L* D- G
12-604 Protection for Armoured Cables in Lanes
5 t3 T2 f. |( I+ W0 D4 {! B7 \12-606 Use of Thermoplastic Covered Armoured Cable' J7 u- o& |; A" S
12-608 Continuity of Armoured Cable+ E2 B* z& n) U# Y" ]
12-610 Terminating Armoured Cable. ?5 @( T& m2 x& q
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems* Q* W8 s, M0 W- V" m' W0 t6 b# Z7 ~
12-614 Radii of Bends in Armoured Cables; u7 {' Q3 T* U) {
12-616 Concealed Armoured Cable Installation
8 B0 ~4 L- a) s5 A4 Z% q9 M12-618 Running of Cable between Boxes, Etc
3 d5 H" n( ?' l8 |Mineral-Insulated and Aluminum-Sheathed Cable
1 q2 n1 T, ^" n# Q6 l' Y12-702 Use# w! R% }& y- C# {. r
12-704 Use When Embedded5 X0 c) V) R, w! \. `
12-706 Method of Supporting
* L( \+ k- G- e9 k1 {' d12-708 Direct Earth Burial
$ X4 O! h) Z: r+ \) F3 Z+ G; n. m12-710 Mechanical Protection% M5 P# ^9 r2 m. ~, b
12-712 Radii of Bends
" l! {" H6 L9 r5 ~- t12-714 Termination of Mineral-Insulated Cable (Appendix B)* Q6 m. g& ~/ }& N- u I7 g
12-716 Connection to Other Forms of Wiring
- ~( O( @' n! c1 X$ x" H, Y: {Flat Conductor Cable Type FCC
8 \& `, |+ h% i0 r+ \. ?5 F12-804 Use Permitted
- ]( x. W* A' k; V k( C2 y/ b12-806 Use Prohibited6 d; T1 H% x+ K
12-818 Anchoring
: x" u! m5 A, {& I12-820 Crossings R4 [* o: N/ H) R9 t. i' v9 m
Raceways - General! e, X* Q2 ^. F: ^5 d( ~
12-904 Conductors in Raceways
R5 P/ e, ~. U$ G+ D12-906 Protection of Conductors at Ends of Raceways, m L) h$ s! @5 O, T4 y9 c
12-908 Inserting Conductors in Raceways( q1 { b/ B1 A5 L( s
12-910 Joints or Splices Within Raceways
: u! T5 z7 D" z- D; j3 U: q12-912 Stranding of Conductors6 M! ?. [& z# E- W3 ~
12-914 Electrical Continuity of Raceways
9 N, E9 R3 F0 \9 b12-922 Radii of Bends in Raceways [- g$ x* M- r1 R: k
N 12-922 Radii of Bends in Raceways Table 7
1 c2 G) m" S( q/ b E12-932 Protection for Raceways in Lanes
5 n$ X3 _4 b" n12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
5 y. D/ u7 a K! f12-938 Capping of Unused Raceways
3 E: P8 _% `% ?12-940 Maximum Number of Bends in Raceways8 Z# l2 a! V( v+ V8 I7 v1 p
Rigid and Flexible Metal Conduit
( }/ C _( L# X$ d12-1002 Use! ]0 Z- Z+ N" z) d0 F, k6 _
12-1004 Minimum Size of Conduits
0 U4 l; S& [9 j5 x4 b$ K6 M12-1006 Conduit Threads (Appendix B)
8 ]1 `9 z/ W9 o! S e% A, n+ i12-1008 Thread Engagement4 }" ^% j. M# [. J
12-1010 Maximum Spacing of Conduit Supports, d* I9 l. v' o1 Y
12-1012 Expansion and Contraction of Conduits (Appendix B)
! P- d1 z! d4 b8 p12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 ; J( l7 @/ N2 X, T" e2 S
Rigid PVC Conduit and Rigid HFT Conduit9 J5 _ w# [2 r/ R
12-1100 Use0 ~% m+ A* Q3 t5 O# b4 P( D* R
12-1102 Restrictions on Use4 t( f. e& i X" C: }. f n8 ]! W
12-1104 Temperature Limitations (Appendix B)
$ `) I( c; U6 V; C; \12-1108 Field Bends (Appendix B), (2)3 h* a A8 L F, u2 e1 z" N
12-1110 Support of Luminaires+ ~5 _5 ~' U7 _. N( m
12-1112 Fittings
! p; }- v% E. X7 h/ R: c6 u12-1114 Maximum Spacing of Conduit Supports
' ~. k' v# |" J F; d" ~( D12-1116 Support of Equipment9 j6 Y6 I @) v5 |% j% O& e
12-1118 Expansion Joints (Appendix B example)8 ^* X. D8 M0 n8 @
Rigid RTRC Conduit
" t& z2 A4 G- Z8 G7 Z12-1210 Temperature Limitations/ k+ k. W: ]% r) V
12-1214 Expansion Joints (Appendix B)8 k( b- D. j+ {% w4 x
Liquid-Tight Flexible Conduit% a9 M. X' @) _9 C& E" [
12-1302 Use of Liquid-Tight Flexible Conduit1 P" G5 t5 i! ?! L5 {
12-1304 Maximum Number of Conductors
: o! P, p4 ~9 A( w* K& f12-1306 Provisions for Bonding
, q# |) m, A& \$ v* R7 c8 C. E$ OElectrical Metallic Tubing
2 N. c3 B) i$ B2 ^0 D$ e8 ~: [12-1402 Use
$ E: L$ _* y. w$ O* {12-1404 Supports0 G6 _4 b. f( f- x2 L5 O9 ?
12-1406 Minimum Tubing Size
7 z) q" `% z- u12-1408 Maximum Number of Conductors
7 A, r3 S& c8 s4 n; U6 N+ f8 f12-1410 Connections and Couplings
% {( L) I7 ?2 p# r1 x' E12-1412 Radii of Bends in Tubing" {7 ?# a1 }% _+ Y
N Table 7; }7 M O- v+ e) g+ f& q4 X
Electrical Nonmetallic Tubing
( `+ I+ N% ~% m8 ~; I12-1516 Provision for Bonding Continuity
8 o2 l/ \6 Q1 G% ]. F$ lN 12-1514
$ I+ G) Y0 r: T9 V$ R( R! LSurface Raceways" D: ]; w' V$ B W: M
12-1602 Use of Surface Raceway (Appendix B)
" i- ?' ~! _! |* a. ]3 O" d12-1604 Temperature Limitations
" X& n9 p8 v8 w: B* I) L6 q; A12-1606 Conductors in Surface Raceways (Appendix B)
t! P, P3 q+ z% w9 k; o12-1608 Maximum Voltage0 W! J: r" p1 I" n! K
12-1610 Joints and splices
z: _# t# m6 m0 QUnderfloor Raceways+ _1 E( i4 e: [6 v) P5 W
12-1712 Discontinued Outlets in Underfloor Raceways
" s5 ?* m# G( N# X/ [+ kCellular Floors" @' ?7 H- K) S- V) _8 b
12-1804 Maximum Conductor Size in Cellular Floor6 [% F8 T1 B4 _3 D4 g p
12-1820 Cellular floor discontinued outlets
/ N! W6 J2 @6 `0 U A7 f* DAuxiliary Gutters1 o% f2 ]+ x+ N5 @' G
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces* Y$ g3 a7 m* u% q7 L K/ E
12-1902 Auxiliary Gutter Supports
; \& ]% E" o: W5 j12-1904 Auxiliary Gutter Cross-Sectional Area# f4 ^& j! A3 _: b
Busways and Splitters
4 Q" d6 M: u$ ]( \12-2004 AC Circuits in Busways and Splitters: c6 Y: h9 F3 m; R& O, V
12-2006 Busway and Splitter Supports. z" F& [" D/ o6 L; A9 i
12-2008 Method of Installation of Busways
* {* L" a! n* V4 J; s; O12-2012 Reduction in Size of Busways
0 p U, G( X% x2 T12-2014 Length of Busways Used as Branch Circuits* g H) m& \! Y+ Q- F6 Q( J- y
12-2018 Taps in Splitters
6 E9 Y+ ]7 R- Y. c$ IWireways2 a. V0 J2 s: B
12-2104 Conductors in Wireways
& U/ C; W9 b# W$ W5 x12-2106 Taps and Splices in Wireways& \6 M- ^$ o- w- ?# t
Cable Trays
4 A2 Z) k& O `0 ]6 _12-2200 Method of Installation (Appendix B)4 ]2 P% S6 I' m+ K- r: u' ~5 f
12-2204 Joints and Splices Within Cable Trays
5 }+ s- P" r7 V; z6 n* h& ]: @12-2208 Provisions for Bonding- d( {5 u: w+ _. ?4 [
12-2210 Ampacities of Conductors in Cable Trays
) }1 ?3 _4 q+ f( D! B4 F2 ?Installations of Boxes, Cabinets, Outlets, and Terminal Fittings' k- w* f+ x, {! l1 V9 j( Z$ K
12-3000 Maximum Number of Outlets Per Circuit
6 |7 l) C) a! j/ ^: [, d$ xN 8-304" n& W! d, v J' z
12-3002 Outlet Boxes (Appendix B)
) e8 N1 y$ T% ?- m5 kN 12-3000
) m& U" _) ^% M3 n6 y D# P12-3004 Outlet Box Covers8 \% Q( G$ j% f7 w! ^
N 12-3002
9 z W4 ]5 @) [& ~12-3010 Boxes in Concrete Construction. b8 V4 n8 e: h+ c" B; V8 V
N 12-3008$ s8 J) `1 E2 d; C
12-3012 Outlet Box Supports& D; j9 q7 z+ ~9 z$ U3 w! u
N 12-3010* i: F* i3 S, T+ \
12-3016 Accessibility of Junction Boxes
$ S ~+ w: L+ ^7 bN 12-3014
& ~$ X+ V+ g& M12-3018 Flush Boxes, cabinets, and Fittings
8 t6 G F- a; e; Q7 zN 12-3016
: A( V; j8 I, p0 [: y q9 V12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
0 b9 E6 h$ ?4 b: w1 w5 L3 VN 12-3022
Z, y5 M5 J2 l; V12-3036 Maximum Number of conductors in a Box - Table 23( ]" L8 x4 K- F% f- L5 A4 P
N 12-3034
; ~' m5 n- S5 P12-3038 Pull Box or Junction box Sizes
5 J$ V+ a# d% Y3 ?N 12-3036
" c1 G! {% K, y. X8 ?" ]7 J- A& O) ]6 z* o& a- u5 }6 U
Section 14 Protection and Control
) P" u4 `% u8 X: ?3 GGeneral Requirement
0 l5 I: R$ t9 D) m14-010 Protective and Control Devices Required4 z: ]& P$ v' G2 W/ p5 B
14-016 Connection of Devices) E1 ?: s% b# S% y* v
Protective Devices – General& a3 q7 U$ O1 g; V7 ^
14-100 Overcurrent Devices Required
% x( i7 o2 d _8 }( W: p8 d14-102 Ground Fault Protection (Appendix B): Z* Y8 g- Y7 ^6 b6 H9 M
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
5 x% w% f9 Z) j+ T14-112 Overcurrent Devices in Parallel7 B; @4 H3 A9 y6 C, H7 _$ g0 m
Fuses
, R: Q7 ]! `5 W' B' ~; p- ~ L5 ^/ n1 P3 G14-200 Time-Delay and Low-Melting Point Fuses: L e3 N6 o3 j# f
14-202 Use of Plug Fuses) l+ [0 K4 J" ]1 N4 a
14-208 Rating of Fuses
% [* S; r5 V% d* t% S14-212 Use of Fuses (Appendix B)4 D g8 g. ^) C0 T+ |# y! W3 f- K' j
Circuit Breakers
7 _. a6 ~% P2 r% m$ @/ f# _( p0 O14-300 Circuit Breakers, General
- G2 @: a- c j) p& q2 x# ~2 ~14-306 Tripping Elements for Circuit Breakers5 Q4 ]3 S* t6 B4 V# d
14-308 Battery Control Power for Circuit Breakers; ?1 b8 u( ]+ z- i' G8 ?+ O7 z, a
Control Devices - General! V, N/ P9 ~3 a
14-402 Disconnecting Means Required for Fused Circuits
3 O) I1 N( G* Z" ] A LControl Devices - Switches
( p6 E# p6 P5 C H, P& d14-502 Mounting of knife Switches
& `! z& ~" T- E# H, q2 e14-504 Maximum Rating of Switches
9 F) `, W- y7 P! D! \$ f! S14-508 Rating of General-Use AC/DC Switches (Appendix B)4 a& q1 V9 t l# ^* r
14-512 Manually Operated General-Use 347V AC Switches (Appendix B). z8 T, ?* G5 `# d
Solid State Devices' f2 ^3 a" o. [8 x
14-700 Restriction of Use0 Z7 C) B+ l& f
14-702 Disconnecting Means Required9 c- d2 K2 h, i# L
5 S* y: [. \4 r& W# {Section 16 Class 1 and Class 2 Circuits# t( ?: ^+ L/ w% U! K A
General
; y' F$ W# @6 ?( m, z& N- b+ o( K: `16-004 Class 1 Extra-Low-Voltage Power Circuits
' N' v7 W$ V1 j5 V* T/ F1 s16-006 Class 2 Low-Energy Power Circuits
; b/ m( p1 d% |, x1 x8 h2 J16-012 Circuits in Communication Cables0 ^- f7 P% M2 b6 H4 U2 r% ]
Class 1 Circuits
5 Y% U/ G2 G4 K) O! P16-100 Limitation of Class 1 Circuits
' f' Q G$ H6 k" w- J9 I16-104 Overcurrent Protection of Class 1 Circuits% M* g" G4 E Z5 X$ I. w
16-106 Location of Overcurrent Devices in Class 1 Circuits
8 I8 [4 X' b8 w |& v) I7 i* J6 V16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers4 s" o7 e$ y: {; N- ^/ J% |7 A! p
16-110 Conductor Material and Sizes) H4 P- J8 s! L; \/ O; a& Z W
16-112 Insulated Conductors for Class 1 Wiring6 ~" v/ F8 r; L' g2 g
Class 2 Circuits
$ n1 C6 C$ p3 N# X& k16-200 Limitations of Class 2 Circuits (Appendix B)
9 O7 Z! S/ J% v) q: D3 D6 k, S16-204 Marking
& e# U- a, f1 e0 G16-206 Overcurrent Protection for Class 2 Circuits* t. K; f w, ~6 B+ ^( I2 a" J# ]& y
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
: ?3 E8 I& P$ OELC: extra-low-voltage cable
- c2 L1 Z: E ]7 P16-212 Separation of Class 2 Circuit Conductors from Other Circuits5 y1 Z0 M' r) d4 B
$ D# P2 p9 L: x Z7 _Section 18 Hazardous Locations: l/ b5 i/ c( a, r
Scope and Introduction2 N1 U9 v v0 e0 ]- |5 i
18-004 Classification) {7 L# g, j# \+ o3 W
18-006 Division of Class I Locations (Appendices B and J)9 |; ~; g# ^0 _% Z+ S; f* P
18-008 Division of Class II Locations (Appendix B)
% O) h& n' a( [7 K6 u" t1 |18-010 Division of Class III Locations (Appendix B)2 k0 }1 i+ h1 }/ Z V8 @
General# E4 w0 z& F, K$ }
18-062 Metal-Covered Cable (Appendix B)
! u* L" B5 o# ~" v, _- T/ x# UInstallations in Class 1, Zone 1 Location
4 _! c7 A3 n6 C0 P6 I0 r! @. {+ Y18-108 Sealing, Class I, Zone I (Appendix B)
& F8 Q3 d8 d* |. `0 i0 y5 Z! C$ M. j
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
0 s( r2 L9 X$ k- {) W+ A* t" dGasoline Dispensing and Service Stations
9 [$ n& l% M3 M' h' @ C20-002 General
+ O2 L- C! B7 F20-004 Hazardous Area (Appendix B)
( o7 G, P! u _+ SPropane Dispensing, Container Filling, and Storage
- H& @. |! s7 H! K! e/ s20-034 Hazardous Areas - Table 633 Q4 v6 D" I0 p. U( k' |
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
- w6 B% `9 s5 ^7 _" i, z) D8 {20-062 Hazardous Areas* y: h5 T' u6 Z7 J p# C
Commercial Garages – Repairs and Storage- s9 }" T' |( O, S! Z7 V
20-100 Scope# N( H! m% ^ }
20-102 Hazardous Areas (1) ( O6 c8 |& A* e
d7 x/ R L, _7 u
Section 24 Patient Care Areas; R; G* x: i0 v4 E
24-000 Scope (Appendix B)
3 I. i* J: {( a24-002 Special Terminology (Appendix B)
8 R% a: y4 `, V1 M Patient care area
* `4 T5 |/ o8 q5 T: g8 ]7 mPatient Care Areas
6 _: q3 E! {! ^: `) c24-106 Receptacles in Basic Care Areas (Appendix B)
7 Y% W3 g9 f2 H0 i% C. iIsolated Systems( R: P% e: \4 B1 \. F" _
24-204 Single-Phase Isolated Circuits (Appendix B)+ P7 z! h5 I. ?5 }' o
24-206
' ~, w$ f# B- q( R* c; X. n1 z& p0 w! a7 N0 ?4 x9 S+ P- b
Section 26 Installation of Electrical Equipment
7 V( N5 i+ L$ E0 t0 j% vGeneral I0 _, B7 ^/ @8 u6 k' U
26-004 Equipment Over Combustible Surfaces (Appendix B)
5 m# {5 A# t+ w0 C26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
, J4 I B# h2 b$ g) j6 Y Isolating Switches
) _% J6 F' i, C: S5 b26-100 Location of Isolating Switches
, [* d5 v3 W" }8 M2 ^' M8 ]Capacitors9 W( v- |8 R+ r& u1 Z5 F
26-204 Guarding of Capacitors) q+ E. P/ n2 o
26-206 Grounding of Capacitors' W8 \( D' ~5 |, q2 }4 i8 x
26-208 Conductor Size for Capacitors$ L7 V: i6 @( k& M: B. x
26-210 Overcurrent Protection (Appendix B)1 x; J& d) u+ ]$ a6 u
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits, |+ D$ b3 ~6 B% S& m& w
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
* i/ l! [0 d, u3 M" Y26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits4 k3 `2 G" o/ v9 i" S1 C
26-218 Special Provisions for Motor Circuit Capacitors
2 k5 p2 X u4 q26-222 Drainage of Stored Charge of Capacitors
: E* v5 u$ I. B( G$ g1 cTransformers3 k& \3 U+ X! K5 h2 X2 V
26-240 Transformers, General, \& H3 t# b, ~& i6 m3 n- U
26-242 Outdoor Transformer Installations' m# g. v7 Q' |
26-244 Transformers, Mounted on Roofs (Appendix B)) t' P6 n2 |' S9 D( Z/ i
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
5 b1 b$ ] [" m' l- s) L: U26-248 Dry-Core, Open-Ventilated Type Transformers
7 e" S: p/ j; y1 s6 }26-250 Disconnecting Means for Transformers( q9 _8 X$ X) d5 X% N4 ~
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
+ n. Q, E u. I Z! J) ^26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
# I* o* J- Y* M4 M* q) J26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)9 [2 P' [1 K) P5 V& H; U& `
26-258 Conductor Size for Transformers
9 y1 W& }8 F6 h" l26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
8 x* b! W! J% B" H" ?5 y26-262 Marking of Transformers! T% q g; r) Y! T q3 }
26-264 Auto-Transformers8 W4 |$ ?: w, o7 a! l; U' n
Fences
$ C& Z9 T r- x1 U' h26-302 Clearance of Equipment - Table 33
3 @# g3 N% I+ G9 c7 Z0 _1 APanelboards
4 F6 l4 e. b. W" D# [26-400 Panelboards in Dwelling Units (Appendix B)5 ]5 t/ W7 p8 e4 N
26-402 Location of Panelboards (Appendix G)
9 v# S9 r5 a6 X4 |Lightning Arresters/ l* q9 b/ I" r% M5 s
26-508 Connection of Lightning Arresters1 K5 M: M! i7 l" w, ]5 `
Storage Batteries
) W* h9 C6 Y$ U" r! _( b% H26-542 Special Terminology( _6 b9 G, c% ]( D# t: n
26-550 Battery Installation1 G5 O6 ~2 R: O( w
26-552 Wiring to Batteries
# D Z7 V: |( y; wArc Lamps
, [# b5 `# p5 t/ ?2 i4 K26-600 Location of Arc Lamps+ o" ^4 R6 h4 D
26-602 Conductors to Arc Lamps
% v% g9 x# v6 B- I" g9 \26-608 Globes and Spark Arresters
9 m+ Y, n: z$ j2 bReceptacles- P3 {( m. L# @2 ?
26-700 General (Appendix B)
2 W8 e( d& g& B }% c5 O% R! z1 W26-702 Receptacles Exposed to the Weather
+ H# y J, L* w5 v. VReceptacles in Residential Occupancies
! D2 d. |* ^ ?; O26-710 General (Appendices B and G): e" x& s3 Y+ ^9 Y. a4 d
26-712 Receptacles in Dwelling Units (Appendices B and G)5 [' J5 M2 U; t' r
26-714 Receptacles in Single Dwellings (Appendices B and G), S# g8 c' z# ]% \/ f
Branch Circuits in Residential Occupancies
8 {2 R( k% A! s8 |$ n$ n26-720 General9 d5 T- [! X! n3 i( }- }" d* o+ V& i
26-722 Branch Circuits in Dwelling Units- B) | @* S/ Y8 G5 O
26-724 Branch Circuits in Single Dwellings, w( h; d$ @3 k8 }0 o
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)6 v3 l3 }! {$ f; [: r
N 26-720 (F)1 G R+ [ t/ y) d N% P$ T8 U+ F
Electric Heating and Cooking Appliances
$ H) X; x6 R9 {/ n, L26-744 Supply connections for Appliances
+ V( Y4 D# S' l. H1 F3 Z26-750 Installation of Storage-Tank Water Heaters
# x- l+ x9 k! e# D8 ^26-752 Infrared Drying Lamps
S- ~4 u; d0 F+ i2 P% m9 s; \. a$ X
Section 28 Motors and Generators& ]2 }9 I2 k T8 {/ D( s6 N s1 W$ b
General
# ^! @( X. @/ T+ u" O28-010 Special Terminology
* K* W/ u6 L- ? r9 \* b% lHermetic refrigerant motor compressor
7 e8 M2 x8 ?# u% }) ~, f/ w, y* V2 ZLocked rotor current rating
* g, R" @1 i- ^1 {7 R& }, oService Factor
. g% G% ?! H$ ~0 _9 }+ y- NTable 44; Table 45; Table-D2* J: A! h' o, J, f9 T
Wiring Methods and Conductors+ J6 K6 O+ C! ^' E8 |) R8 R
28-102 Portable Motors
: ~7 G/ q6 ]; Z0 D+ T# m+ d28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
7 m& e- c+ ?4 l9 a- H6 [0 f, E28-106 Conductors, Individual Motors2 t, H. B3 M0 v3 l7 B. v# P
28-108 Conductors, Two or More Motors
( O& W' K, |0 ]3 `& K28-110 Feeder Conductors
- i! W T4 `6 q( m+ q28-112 Secondary Conductors
3 i4 i9 ~" j& T* A/ }Overcurrent Protection
2 r3 t3 N+ T& u9 Z! E( l28-200 Branch Circuit Overcurrent Protection; q) n* H* c8 W* _$ N2 ~
28-204 Feeder Overcurrent Protection
4 i; O" R5 H, f5 _0 {28-206 Grouping of Motors on a Single Branch Circuit
2 u- n+ w8 z' R* m, E, R! R( |28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
+ V' a! S# N, ROverload and Overheating Protection
6 N; l" e; ?* k4 d U; w* }28-302 Types of Overload Protection
' t! @8 x; H% i5 c& H+ z28-304 Number and Location of Overload Devices (Appendix B) Table 25
- \1 d* u, H: c3 R) T) G5 y" f" K; w' x28-306 Rating or Trip Selection of Overload Devices (Appendix B), b( A& s7 m! S8 j
28-308 Overload Protection Not Required. ~( H/ Q" R8 }3 }3 M/ h
Undervoltage Protection
# g* }3 M/ _. ~9 h6 ~" P28-400 Undervoltage Protection Required for Motors (Appendix B)
7 }4 ~4 o) `' D3 Y4 rControl
. ~& x4 `. }! I1 i& i1 y8 q1 Y' e28-500 Control Required9 \9 p, t3 o5 v# _3 t J5 D% b
28-502 Control Location
, k' u e$ A; \) {9 ^3 t R6 \3 _- G28-504 Starters Having Different Starting and Running Position
. N+ e( v- r; {+ r7 S5 ~8 I28-506 Grounded Control Circuit
3 C% i# E& G4 W, P1 \% v) j) pDisconnecting Means6 g( s7 N% s N w, G
28-600 Disconnecting Means Required
9 B3 d2 F |* P, E& g+ d1 H V; c28-602 Types and Ratings of disconnecting Means (Appendix B)
. H, u8 H/ j: K7 c2 `% [/ r28-604 Location of Disconnecting Means
0 L1 g( j( d6 Z6 N+ a Hermetic Refrigerant Motor-Compressors
# w6 h1 m! L2 v- \$ X6 I) H28-706 Conductor Ampacity% O$ w8 p# R+ l1 A" z
28-708 Overcurrent Protection
6 o+ m+ @# }- D% }* C28-714 Disconnecting Means& }; N% x5 `* G" h( D1 I- U
Protection and Control of Generators" ?) p% q2 _% A! v
28-900 Disconnecting Means Required for Generators* s8 s* J _6 ^6 d$ @ ^4 G- ]
28-902 Protection of Constant-Voltage Generators0 J) G' R3 s: m. l( p% a" h! Z8 r0 X
28-904 Generator Not Driven by Electricity( Y( o3 `# u6 H, b% g; h7 v
28-906 Balancer sets
& p# H7 r2 W! U X4 o. `28-908 Three-Wire Direct-Current Generators
5 j; f, `! b- N0 E- ]8 f1 a
2 l; E4 Y( }( M7 |4 }Section 30 Installation of Lighting Equipment
/ K6 o0 ~' n: k; n0 F30-002 Special Terminology (Appendix B). J3 A: v5 Y, }4 h# n
General8 I9 L3 V7 O a4 z9 Q$ a
30-102 Voltage! H3 F4 n/ N1 ^' q1 I$ A% c( |1 H
30-104 Protection (Appendix B)
4 l+ [2 Z# ]8 i30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
* r4 a( w1 @" Z$ |30-108 Polarization of Luminaires- c. \) v5 r/ l, o+ g
30-110 Bonding of Lighting Equipment
3 G/ p* w* ]" y g* Q. fLocation of Lighting Equipment* P& K7 n! b) v1 a' r0 G9 ?3 Y& c
30-200 Near or Over Combustible Material7 a0 Y! D- S; R! q* n
30-202 In Show Windows
0 ~% D. C: t4 d$ p/ _30-204 In Clothes Closets8 F. z7 ~ u9 I7 |
Installation of Lighting Equipment
/ h3 v3 c6 W! \' K7 L( |% _30-302 Support- o# U0 u3 a9 r( K2 G( ^! O! l
30-304 Outlet Boxes to be Covered
% f# T7 T% U& T9 ~8 i30-308 Circuit Connections
0 x3 X- K |: T+ C. x30-310 Luminaire as a Raceway
* f+ q+ g. }5 z+ e% B30-314 Minimum Height of Low Luminaires; M \! E. }0 Q3 n4 J/ m, S
30-316 Luminaires Exposed to Flying Objects
8 s2 W, Z" b H- r30-320 Luminaires in Damp or Wet Locations
0 U* i& u/ x' W3 ~- |$ e7 ^N 30-3181 w X2 D; D3 q2 Q# N) w8 t
Wiring of Lighting Equipment
& O0 j1 g/ ?* E4 \- D* b3 E30-400 Wiring of Luminaires
/ [0 M' q+ {) f6 b6 L* b30-402 Colour Coding
8 z: Q) V0 R+ M8 S4 ^' y30-404 Conductor Insulation5 p1 P3 m, m/ D- U
30-406 Conductors on Movable Parts3 b) _) l* C6 E6 w/ U. |4 Y
30-408 Wiring of Ceiling Outlet Boxes
& Q9 |3 n1 E5 D! Q0 R, R7 [30-410 Wiring of Show Window Luminaires1 |$ P9 L& b4 b: e; x( J
30-412 Tap Connection Conductors; E$ J: l3 p! T! |) P& S, A
Luminaires in buildings of Residential Occupancy1 o8 a0 o' B7 h' S; t
30-500 Lighting Equipment at Entrances (Appendix G)9 S1 a8 ^) s- Q- w
30-502 Luminaires in Dwelling Units (Appendix G)
; |, ]: Y# |0 K. V2 r) G/ R30-504 Stairways (Appendix G)
/ L* T" s( R4 M2 x4 [30-506 Basements (Appendix G)8 e F; o* j; K2 H+ v3 j9 B
30-508 Storage Rooms (Appendix G)
2 l' T! ^* I9 O- V. M30-510 Garages and Carports (Appendix G)
. h9 Y3 n' k1 ~% w0 W8 c& `, xLampholders
! ^& f+ `) o, N8 N5 b5 g30-600 Lampholder rating with Incandescent Lamps
! c( V! `+ P* {N CANCEL
0 g0 _4 u' }% q0 _9 U30-602 Connections to Lampholders2 a4 ~; P$ s' N# G# q! N% N
N 30-600+ g: Y8 p N; z1 h1 M$ `" a
30-604 Switched Lampholders Used on Unidentified Circuits
2 H/ N& U! k/ y; AN 30-602
5 z: A, U" b, M( g1 p30-606 Switched Lampholders with Pull-Type Mechanisms* @2 X8 Q6 E" p* j
N 30-6047 H% K" L" e! z7 ?# e! V' w% s
30-610 Pendant Lampholders
. N9 g, x& K. Y+ d n. o1 lN 30-608
8 J# T8 T% I* i5 q5 F8 P: uElectric-Discharge Lighting Systems Operating at 1000V or Less; V- P* l6 m( l7 k6 w# D
30-710 Control (Appendix B)$ w: a0 M1 u* V$ t* v
30-712 Branch Circuit Capacity
9 i. F! C0 x0 V& D* @% u. JElectric-Discharge Lighting Systems Operating at More Than 1000V
5 f5 S# l4 r4 _/ E# P' ?30-802 Voltages, Dwelling Units" m. L& _9 N' c6 i
30-804 control (Appendix B)* y- M9 ^* U i w
Recessed Luminaires (Appendix G)& a% V# r" X( e7 q' J$ s" ^1 N. L
30-902 Spacings for Non-IC Type Luminaires+ M' O- k" ] P) Q1 [
30-910 Wiring of Recessed Luminaires (Appendix B)
, ?$ R4 H9 r& e8 j3 v! @Exposed Wiring for Permanent Outdoor Lighting
n! z j: F' u1 |) N1 b30-1120 Branch Circuit Loading and Protection
3 o; Z3 ]! x, eExtra-Low-Voltage Lighting Systems( o+ Y/ m5 @4 [0 q1 u( R
30-1202 Sources of Supply% o# H: o( R$ }& Y; o# e
+ Y5 N2 o7 c/ K7 {( T3 c" v6 }, KSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)% E7 h+ N$ M% X$ [
Fire Alarm Systems
$ c5 G9 ~$ g6 h! X32-100 Conductors9 A) r7 k3 }4 W4 G8 [2 ?
32-102 Wiring Method
) U4 {. K* N4 A( ?32-104 Equipment Bonding
# } k( G; m, L1 L32-106 Electrical Supervision" u" L7 [$ g( |4 t1 c0 J* \ \
32-108 Current Supply/ |. @. W' D- G' X9 S
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
6 F* ?1 e; O0 E) E7 d9 D- T4 ]Fire Pumps
! D) s$ [* G" X- Y9 X2 w% U32-208 Overcurrent Protection (Appendix B)6 e8 e/ M+ Q. o+ m3 R& ?/ e
N 32-206$ J2 @* G/ j9 p: D# Q
32-210 Overload and Overheating Protection (Appendix B)
, U4 |' ^! U. ^ _- V- N/ \32-212 Ground Fault Circuit Interrupter (Appendix B)
# H' ?/ b( }) j8 u% E& K0 ?6 h V% ?4 L; S2 Z) ~
Section 36 High-Voltage Installations
" @: f c7 A# N# O) gGeneral0 z( U3 X0 `. y3 m
36-000 Scope (Appendix B). y5 `7 \* ~6 d! G- Z
36-006 Warning Notices! L, q% `1 O- ~" S; {
Wiring Methods
6 V; k: h; h: A% S0 w' v36-102 Radii of Bends
, \% u9 t* L! s& t. _36-104 Shielding of thermoset insulated conductors
! e( B5 L" m! D S6 }6 I+ B1 w8 ^36-108 Spacing of Exposed Conductors (1) table 30, table 314 ~% j/ K9 K1 o- ]
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
/ U4 y+ o% t5 I; qControl and Protective Equipment e+ t+ ?# `$ E- @8 a
36-214 Disconnecting Means: U/ Q# K0 D. l1 L
Grounding and Bonding9 ?% ?6 Q/ y9 F; A% x
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections2 J- H v+ Z3 V
36-302 Station Ground Electrode (Appendix B)
- h0 t. \/ ^+ k9 E' A) `36-304 Station Ground Resistance (Appendix B)" w; ~2 @0 K4 ]
36-308 Connections to the Station Ground Electrode (Appendix B)4 g; G- B: G- [9 K. E
36-310 Gang-Operated Switch Handle Grounds: ]% K. s: H# G( l5 D8 t1 V
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
+ s; W, P. q" J8 G" ~1 o5 F/ x2 S2 y4 T
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment9 V1 k' y) Y+ N! S
38-002 Special Terminology (Appendix B)( h' k" |5 l% _& t0 J
38-003 Voltage Limitations (Appendix B)
3 R( u* w# o$ \: ?: l; h K, K38-004 Live Parts Enclosed
4 u. X6 o, l8 _$ g0 h- ~ s38-005 Working Clearances0 @3 o I& y, D; ~! X
38-011 Insulation and Types of Conductors5 ]4 N. \4 a! K8 Y; U4 ?# K" i9 E0 E
38-012 Minimum Size of Conductors0 \ r2 u, H" X2 c% S
" I) d+ N- T( m7 r! j: {/ B+ w
Section 40 Electric Cranes and Hoists, ^1 \. G6 c/ q7 g! p1 ^, q2 e5 R9 M
40-008 Disconnecting Means* v: @0 i. }0 a* b8 Z) O/ M
40-010 Main Contact Conductors
/ T v c- G+ E5 f, W, a2 k+ T3 Y& q$ Q5 J. b5 G. e. X
Section 42 Electric Welders f; U/ g" x. @! D( y' s+ z$ S
Transformer Arc Welders
9 Z2 O; i! y; w Y: ]7 n5 K42-006 Supply Conductors
( P# |4 ~" e, J' t% t1 @3 n6 N! z. M1 p, N
Section 44: Theatre Installations" v; `' ?0 e% \: E! y" n# R1 Y
General
. s8 Z* W$ ], N44-104 Number of Conductors in Raceways/ |; E! _) ` |
44-106 Aisle Lights in Moving Picture Theatres3 J) ~ a. G6 E8 g
Fixed Stage Switchboards9 h5 Q8 p1 ^. }$ g' u
44-210 Overcurrent Protection1 W" u) C& m% I: u
Fixed Stage Equipment
& e4 B8 f9 y4 R, l; S& r) \/ y7 \44-324 Receptacles in Gallery Pockets2 {+ n: S( a! \* _# m
44-326 Receptacles and Plugs
; c z6 {6 M/ S& J5 C2 N0 I/ ?: U0 S0 i
Section 46 Emergency Systems, Unit Equipment, and Exit Signs9 p, d. ~' g9 p Y) u* c
General
7 P/ h2 l3 h/ ^1 _- C& K6 X46-102 Instructions0 ?5 I6 Y! }4 V
46-108 Method of Wiring (Appendices B and G)
. b( k. g3 g9 u7 b# pEmergency Systems
6 z# g, v4 T# ~. S46-202 Supply (Appendix G)% u# U( J% {9 N, X1 S; k3 H
46-204 Control8 H# ?' T5 F. M' V( M
46-206 Overcurrent Protection
! g2 B/ i7 a" t% C1 f/ @46-210 Remote Lamps
2 n6 v3 h! I. Y! q- {0 H0 qUnit Equipment P( t: E2 k+ i/ T% A' m
46-304 Supply Connections
% e' b% s" l' W6 T5 N2 I) Z46-306 Remote Lamps (Appendix B)$ Y7 t# I- m5 G* V/ ~/ D C
Exit Signs
4 D: Y' M7 @% u6 p; b! g46-400 Exit Signs (Appendix B and G)
) t/ M: N( r# m* N2 J( Q- c$ m$ N, x7 [8 \
Section 54 Community Antenna Distribution and Radio and Television Installations! r3 H2 Y7 f: Q. V7 n
54-000 Scope
% p- y6 B& b, I$ h, r) X54-004 Community Antenna Distribution (Appendix B)
! a2 U5 t+ r6 q5 x" o8 Y2 NCommunity Antenna distribution8 w7 m! L/ {+ Q0 M' ]" H! ~3 a
54-100 Conductors
" Y3 B' `( E* ^2 f) H% J54-102 Voltage and Current Limitations (Appendix B), B- l/ F5 I M! x& e
Protection& S0 f1 d9 \8 r" h
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B). h/ L7 ~! w) w, _( E8 q8 B
Grounding3 k' o" @& {: `
54-300 Grounding Conductor. s6 P& V" N1 j! |1 F1 R
Conductors Within Buildings7 `: M7 Y1 D2 K
54-400 Separation from Other Conductors
" B( ]8 Q% n7 o( IEquipment2 D% w& u& k0 x2 S* Q, H
54-500 Community Antenna Distribution Amplifiers and Other Power Sources7 w" c0 X2 d! o, u" f+ F9 E
54-502 Exposed Equipment and Terminations a& q+ |" q5 {4 Y) g
4 }* t+ s+ A; U$ y
Section 56 Optical Fiber Cables/ V. k* r _0 x- F+ d4 J* y/ U
General9 t) ] [7 o' d9 c3 }9 X
56-100 Special Terminology. |9 F$ B1 N4 E+ W
56-102 Types
. F' [% i3 K# Q/ mInstallation Methods. P( {2 t. z1 {. i: i5 K% u- C
56-200 Nonconductive Optical Fiber Cables (Appendix B)
% p( ]" _$ n7 R% _) c56-202 Conductive Optical Fiber Cables (Appendix B)) ?5 [5 c2 f2 R( f4 j
56-204 Hybrid Cables* y+ |) t' i& h" J
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)* h% g7 u: W( \8 V9 }
, {1 g( ~; Y5 z* A3 HSection 60 Electrical Communication Systems+ h. U5 T$ U4 z6 _
General E3 f7 z( m: ?( c
60-100 Special Terminology; |9 S! H- z/ y; q2 K$ x* Y
Protection8 @2 \- M6 H+ b' m! K+ A
60-202 Primary Protector Requirements
* `: s2 b6 U4 A6 s( {5 bInside Conductors# R0 l! {4 R( v) |* B; [0 ~
60-308 Separation from Other Conductors
) e K6 U- o+ C- @/ DEquipment
$ P* |+ M3 R% a/ O60-404 Exposed Equipment and Terminations# ?# |5 l% f' B1 n
Underground Circuits
6 q) J8 K) ~9 w* g- h* V60-600 Direct Buried Systems$ w) N" l, F. Y/ i2 o7 z
0 h5 P c" V' }* K2 P9 s
Section 62 Fixed Electric Space and Surface Heating Systems
% u' ?. V) Q x' V% m" g) T, B6 pGeneral: o' o4 L4 Z9 N& l5 b: c9 u& E7 P" u
62-102 Special Terminology
7 W* i1 X" p# ^! Q62-108 Branch Circuits# n" l# }6 q& k
62-110 Installation of Fixtures
' J/ G3 b( W. Z62-114 Overcurrent Protection and Grouping (Appendix B) (5)0 w' c/ l7 {4 E
62-116 Demand Factors for Service Conductors and Feeders (2)
0 ]9 z; L) y1 m9 W62-118 Temperature Control Devices) w6 J' j# n4 V
62-122 Installation of Series Heating Cable Sets (4)(7)" Z# g8 `) w1 I; {; z( x$ O/ I5 d
Electric Space Heating Systems
( r/ F @9 i$ v9 U; ~. s62-202 Temperature Control$ P4 N8 K+ w2 n) Z" Z
62-206 Proximity of Other Wiring (Appendix B)
9 s8 v1 R6 a) ~: h3 Q, ^62-214 Installation of Heating Panels and Heating Panel Sets
( e4 ^7 @8 S& ?. p* A% L% N62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
) w: E; J, n, \, |+ k62-226 Installation of Under-Floor Covering Heating Panel Sets# i7 M3 C) J& R9 U6 Z- M1 \* W' @
Electric Surface Heating Systems) M: _4 k7 b0 ~2 ]1 W' l, q5 G/ L
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface1 A1 H7 r$ B8 c L' D6 m
7 |- W6 {; ]6 V+ a& w- I5 N% _Section 68 Pools, Tubs, and Spas3 |* [ V a; H3 J# P
General
' ?- g% Q: q" z68-050 Special Terminology& A6 I* L6 z }
68-056 Underground Wiring - Table 61; v5 ?# ]8 \5 D% R: k
68-058 Bonding to Ground (Appendix B)
' T- C( P- h# z! p6 f68-060 Junction and Deck Boxes (Appendix B)8 o' \9 }, Y4 D# J, j
68-064 Receptacles7 U& _7 ?5 b5 `1 M- F" t
68-066 Luminaires and Lighting Equipment' A- [, b+ y% I" k1 N1 X
68-068 Ground Fault Circuit Interrupters (Appendix B)7 ?' n9 @ k) M
- _( G3 `- l+ t- Y9 }0 z% }. }
Section 70 — Electrical requirements for factory-built relocatable structures and . Q* e9 O8 c" W. T- y* D( Z
non-relocatable structures
) ]; u) ~8 l% d& a$ F70-130 Tests (see Appendix B). V: C- }" ~9 P2 k3 x
$ y% A+ I# C5 \. x$ s: J/ |- I$ \" u! H4 o
Section 76 Temporary Wiring (Appendix G)
0 M- U. j7 M4 N0 ]76-004 Grounding
3 @8 K8 y) A- [* [; _ ], ?76-008 Service Entrance Equipment1 m+ ^6 j, P$ ]! y( ~" |/ I
N 76-006
% A3 V8 d7 r: q* e1 O2 |76-014 Branch Circuits9 f2 H1 `( b4 w$ |5 H
N 76-012
% D; I0 _# m# c: H, r
* y) J* t6 V8 hSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
7 T1 P1 S) I( Z, N5 ?1 g, HMarinas and Yacht Clubs
8 u2 l5 H# k% f- h0 r78-052 Receptacles
: ?1 l0 M* G# J: F78-056 Feeders and Services: }1 w% \/ ?$ O, V1 o, E$ ]
Marine Wharves, Structures, and Fishing Harbours* q3 r# v% a) ^4 u8 @: D7 c, }
78-106 Grounding and Bonding: u5 {8 f- o. _- E4 U& h
Tables* r3 r% P3 h9 k/ o& g; G: D
1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,65
* y4 q# ^- \/ C3 O+ j; d' }9 [( L- K% S2 f( `. G: A
Diagrams: 1, 2, 7
. T n1 ]1 p: q6 ?, M6 B, N( w- N8 c8 m# L
Appendix B
7 ]. t; C5 Z% w- X& b* p. M9 xP352: Ground fault circuit interrupter- 6mA
4 ^* F; |3 w; IP354: 2-126 FT1, FT4
7 D9 A: `- h/ g7 KP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)3 M5 S# t: V( Y7 z# e$ ^, x
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
5 R9 @' m& I* z. VP370: 12-1012, 1118, 1214 Example:' w$ s' x+ ^1 I5 l3 M- ^
P371: 12-1108& @3 ^/ `1 P' l1 e! c* ?! @1 V
P381: 18-108(1)(b), 18-158(1)(b)0 Y) \7 T* Q( L `7 k3 e( x
P386: 24-2062 f2 B0 P7 K7 e" k% M0 ~
P389: 26-256
& P6 ?$ Q% M, f% h+ q+ ?' j' ^P391-P393: Section 28, Example to determine Motor Conductors and Protection
9 W' q0 b, P' m5 J8 k7 S4 U. T& c1 L5 o( ^* o1 q. ~5 Y. F8 p' x( }& o
Appendix D
+ E1 |+ p. ]( z q, K. B0 `1 UTable D1, D2, D3, D4, D5, D6, D7, D16 |
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