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Canadian Electrical Code Review Guide4 X/ g- K2 E, t
For the Exam of Electrician For Red Seal License1 h6 w( \5 y; J# f
1 R% ?8 O# _% G4 hLesson One0 y- Y" n3 ]9 G8 m# k
Section 0 DEFINITIONS
$ L; `# A% H4 m4 R" S( u AThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:) \( B5 w* c V* @
Accessible as applied to wiring methods
2 e6 ?1 s* ?# a6 \Alive or live
: S; U. h) `3 JAluminum-sheathed cable. Q: A# w3 R% S# v( |
Ampacity; C5 I% p# Y5 |( ^: M
Authorized person
8 [1 R; z# D$ x- Z PAuxiliary gutter7 |0 _# M/ Z$ N" U, g' \
AWG
% t) l/ L# m4 Y; `: eBonding; [# Z: f2 Q* H# V- O
Cable tray
& R6 {/ O1 V: `6 G L# K$ J. B8 oCellular floor: B t. c5 G0 ?' V: z m7 [
Branch circuit
8 ]3 C* y3 K6 CBus! ~$ ^0 t5 Z% Z; p, ~
Busway5 n6 G' x9 ~ ?6 r- m* k
Communication circuit
8 d6 P5 }* c& a- P' Q4 }Extra-low-voltage power circuit
5 I: B1 |; {: h6 S( x; L0 v$ {Low-energy power circuit
) `, f- c, w+ s9 z, h: I7 J; H/ A, tMulti-wire branch circuit! H$ N% q( ~5 M1 s
Remote control circuit
& b+ a; L! @4 g* gSignal circuit& V& j6 v% [" U, l, x
Circuit breaker @" L8 y3 `2 x+ m, h2 Z, _
Instantaneous-trip circuit breaker
3 t% g# a" x# g# j1 Y- W& d! ]Conductor
. W( r2 ?9 s9 a7 |$ b" q, \Conduit; f8 j) e/ |* D) |' I
Flexible metal conduit
( Y9 S6 |, a& G# \' V# h Liquid-tight flexible conduit
0 C) F, H/ T& ?/ s& f- D Rigid conduit7 ]; J5 b* O' c7 x
Rigid metal conduit0 r! h: o! Q- l5 C: M
Rigid nonmetallic conduit7 _ y8 \2 f4 o- v! m+ Q7 ]
Rigid PVC conduit" ?% J7 `0 |2 i. D) z$ T2 U
Connector
3 t$ r0 V2 _: O& g. d2 J. N Box connector0 e Y- z# {( o$ _9 I
Wire connector; j, s! U/ g/ f2 d- K
Controller
+ Q- Z, c6 l" I9 D# H, ?Disconnecting means
& C4 r, c4 B) o' k1 @1 \Dust-tight
: a1 y+ C6 j* u$ }Dwelling unit4 r& d$ _3 @( I& r0 s( _) W( S
Electrical contractor
! v2 \& R/ `' FElectrical metallic tubing/ `* L# v, ~" b* q4 V
Electrical nonmetallic tubing1 L: L$ C! _7 k
Emergency lighting
( f) |2 B$ P! PExplosion-proof
' Z! H. z0 d1 zExtra-low-voltage power circuit9 h6 w0 \0 K1 T- E R) A
Feeder
: l3 T& M. O( d2 hFlexible metal conduit5 i4 M; D, y, j9 K
Ground
4 k6 C9 ]6 [9 tGround fault circuit interrupter- ~9 N$ c2 N* v( c
Grounded
) t5 ^- K1 ` Y, X1 p$ QGrounding. [+ U, L X& e
Grounding conductor
+ x# D& j; G' j: K* t+ @. |7 KGrounding electrode
U# I7 A9 ]7 o+ XGuarded+ G* C3 o- ^1 e. N& [
Hoistway0 m2 b# n+ f( n, ]/ Q
Identified
0 ]. u% o8 D! }, dLampholder D( n2 c' ~$ Q& G* Q
Low-voltage protection
3 a' `" y( w# p( e0 {/ \5 yLow-voltage release
{) ?# T6 J$ S1 O6 X' k v% GNeutral
N2 Z- o* b& D. L9 R: a, CNoncombustible construction$ z& v$ e2 q& W9 [6 J
Outlet
- f2 }, d7 A6 V$ y) ~Outline lighting
6 {% b, W, _5 a0 e8 {Over current device( [8 u) S/ l5 N$ w& _8 O6 b- X
Overload device- p- ?' V2 b& g' ~( v( ~8 h! G2 X
Panel board1 A& P7 w9 N& x- S9 e( X4 E
Panelboard, enclosed
+ `& i5 r( g7 u0 V4 O Z- hPermanently connected equipment
$ A( B" |; i: {Permit
( r# S( _9 ?. f/ R- T0 e% c8 G5 GPlenum5 z: A" Q( H' B
Portable as applied to electrical equipment# O: s! R, h; }$ D" l
Portable ground fault circuit interrupter
) H# d/ |( P0 v4 z% B5 g* uPower supply cord0 M5 h) F' a/ [: _+ U1 R2 R
Raceway# V( B% f" L5 h" B! Q
Receptacle/ {/ s7 o8 n+ c1 s7 t2 A
Duplex receptacle
9 w0 y' _! j0 u- u4 I, i, R Single receptacle; H: a$ X# L, W% v7 w% M
Split receptacle0 Y* h" T! Y/ Z: z9 i, h) H9 f1 M
Service, consumer‘s$ u9 w1 E; |; J2 e% C. l0 O& X
Service, supply6 I) U/ W9 y! B
Service box$ H) V! I/ w9 D/ _ F' ^# m
Service room ` u) f% ^4 p
Single-dwelling
# q+ ?7 Q, W% @Slow-burning as applied to conductor insulation
# o( d# A0 r9 ^& E. h) SSplitter( T* ]* m* @1 C! f+ Q" r! I k
Starter
9 L! Q( z6 I" n1 H& P& T" zSwitch
5 K: P6 c9 |5 q) N6 A, U; L* B General-use switch
0 y" Q; n8 w/ e$ y Indicating switch
9 M# J5 b- T3 w& W) w6 p Isolating switch* }+ J9 O; S# `! ?# y- G! n% B# j
Motor-circuit switch
) _& `2 z% E; }& YSystem
" Y/ u3 i: c! \4 |6 d/ i. | Communication system. N" p0 K9 a; _6 l8 ?2 l8 @
Community antenna distribution system(CATV)
: E' c; |, t* V, M Grounding system
, G0 U3 o5 U6 F* x" yUnderfloor raceway; R0 p' ?& E1 K+ {! E/ m( K) f
Voltage:6 K$ a$ e1 @4 a4 W7 p% ?- e5 K
Extra-low voltage
" P6 y7 m9 r+ L1 P7 G. f# k' C High voltage
2 ^8 J" W" c$ r" B' b7 m+ S Low voltage$ x! @3 u1 r3 \; S; H, e! ~
Voltage of a circuit p2 X% x) W4 W" q5 V
Voltage-to-ground
+ B1 r2 ~3 S$ q. E" I3 M; mWireway
7 }. v* K9 U" R% H- X! }
4 G; H" |& @0 {# }0 k# q/ ^9 P- ^Section 2 GENERAL RULES
1 o* Y, E; ~' b4 b# `- o; n$ o) gAdministrative
' |& w+ T: _$ \# D+ J" u; k& |2-018 Reconnection7 Y W7 z3 b+ ^0 v6 L) r
2-030 Deviation or Postponement
2 F: ^ Z$ W9 R" O% V/ ETechnical General
+ U% L* r! b/ n/ x( @& H" ~/ C1 x2-106 Circuit Voltage-to-Ground – Dwelling units
$ x+ [# e; @8 Y* N. p5 r2-114 Soldering Fluxes7 \2 e; C9 X- _5 f
2-116 AWG Sizes of conductors
5 x" K; g$ @6 c( j1 U7 S9 N$ g; n1 B2-124 Fire spread (see Appendices B and G)2 J; Z! w$ j# D' u' t6 D* A+ F5 H
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G); f) J! ^ j* r+ F
Protection of Persons and Property' |* r! o9 \% R w
2-202 Guarding of Bare Live Parts
( f' h6 p& X. n* n8 R, yMaintenance and Operation7 Y5 Y& ]" ?4 P: D
2-304 Disconnection
' s0 P$ S( Z. t7 _3 @) T6 a2-306 Maintenance of Live Equipment- _7 Q- Z1 Y" E4 u
N 2-306 Shock and flash protection (see Appendix B)
3 d0 B' D% |- Y5 b2-308 Working Space About Electrical Equipment: Table-56
7 w4 j3 a* ]1 f- O0 f2-310 Entrance to, and Exit from, Working Space
* V, i8 B3 i! m9 O6 d* t2-320 Drainage
% @' }% Y4 d* k8 A) t$ B% q2-322 Electrical Equipment near combustible Gas Meters and other Devices
; ]8 c' \3 x/ t2 P' k8 Q6 tEnclosures
1 V, i9 ^6 t; d- k2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
2 M4 f1 j& w/ b9 o: Z2-404 Marking of Motors: DP, WP, TE
) x8 @& r; p* h I
2 ?/ J. x& j, ?3 S% a3 WSection 4 Conductors$ @" b. z1 L* Q6 j( H
4-000 Scope4 n% k& m! N5 k3 ?: {' b
4-002 Size of Conductors: 14#, 12#
7 O |3 Z" b9 m4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 365 Z3 d' D" D& V8 \7 Q
4-006 Insulated Conductors: Table 19. G" R8 g$ v& B8 P; h. I( T* G* @5 C
4-010 Uses of Flexible Cord: Table 115 d0 U! L6 s1 k% T5 Y# o
4-012 Sizes of Flexible Cord0 w3 R* ]% {" O' h% s
4-014 Ampacity of Flexible Cords: Table 128 T/ Y% Q- K& Q6 p
4-018 Equipment Wire
, z1 w' l" ~8 Z& x" ]; _5 d3 q _; Z4-020 Insulation of Neutral Conductors
, z/ x% m& _; j+ w: p6 n, j4-022 Size of Neutral conductor& r/ L3 |7 R4 A
4-024 Common Neutral Conductor, |0 Z; d/ {8 M g" Y
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum+ |6 u0 p0 }# Y. z3 }: y
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum" x, k- Q: \8 H
4-032 Identification of Type MI Neutral Conductors
- g3 N& Y& q8 u$ I- i4-034 Use of Identified Conductors
, h1 i, g9 v. ~" m9 n# k$ I! f4-036 Colour of Conductors: Phase A, B, C, …% N* y5 {7 |, `7 j' q! ?$ M
, Q6 K& Z, _' `' [4 U) LSection 6 Services and Service Equipment
+ g6 L3 R3 f3 r# n" D- |General
1 P2 S# r9 m; i4 x% i) Y6-102 Number of Supply Services Permitted
' r& E3 N/ `4 A' m( p" U( ` K6-104 Number of Consumer’s Services Permitted in or on a Building
! P: r8 N1 |! F6-108 Supply Service from an Electric Railway System
% c/ [& O% \! u3 W; L6-110 Three-wire Consumer’s Services + U! z# R( J |$ y, l2 T
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
5 |/ h' a% A0 o' B W- a/ C9 u- V A6-114 Methods of terminating conductors at consumer’s service, I0 t9 y+ Y# H% c5 x
6-116 Consumer’s Service Head Location' V% F. q! G8 F% v( s; T+ m) C
Control and Protective Equipment
& c2 J2 `6 S: }3 [- a6-200 Service Equipment$ I4 V. H- T: K: J/ o
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
! n8 _: X7 `# h, v; y0 D! c" {2 ?6-208 Consumer’s Service Conductors Location
5 A$ u9 _* f) h6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
; n3 t( @- G* p( @6-212 Wiring Space in Enclosures
$ u+ U* c0 j; A5 S4 @. M! L) G6-214 Marking of Service Boxes% m' A% r* _- f
Wiring Methods
# d$ n0 A6 I& ?* V' F4 a3 v6-300 Underground Consumer’s Services
, q6 @- r; T) ~6-302 Overhead Consumer’s Service Conductors" D. x- `2 c% ]
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable3 v5 ~" z$ J4 W
6-306 Consumer’s Service Raceways
! T- g4 r0 Q/ _- {! Y9 i3 \6-308 Use of Bare Neutral in Consumer’s Service
1 @: Y/ r9 W3 C% p w ]% k; d6-310 Use of Joints in Consumer’s Service Neutral Conductors% L5 |3 U! H- u
6-312 Condensation in Consumer’s Service Raceway
3 L! s; a: d; ~: h4 Y# wMetering Equipment* I8 W* }4 ]9 Y( a8 R) p
6-400 Metering Equipment" B! t% ^1 { q9 K* U
6-402 Method of Installing Meter Loops8 q4 P* m) T7 i9 U) _, [6 y# q, a
6-404 Enclosures for Instrument Transformers* m3 x" K! ?2 i& V- Q
6-408 Location of Meters
% ]) v7 _9 C7 p3 o' Y3 l+ y3 `
7 C7 K8 V4 h% l/ a% Q3 `/ S: R! ESection 8 Circuit Loading and Demand Factors) A0 P7 m0 o7 [
General. g6 F7 f+ T7 w B7 O% k7 m. l
8-100 Current Calculations5 T+ {) l5 S4 `; l" Y( e
8-102 Voltage Drop ( see Appendix D)
5 \" R n) D- e7 g9 ?8-104 Maximum Circuit Loading: M0 [5 k/ i# z3 m' l N% J. f
8-108 Number of Branch Circuit Positions3 M6 j; X# S! G& ~+ N
8-110 Determination of Areas% f6 _ f7 P3 h% Q
Services and Feeders3 l. z7 c7 \$ ~/ H7 L) w; d9 i
8-200 Single Dwellings (see Appendix B)) c7 {& g3 J4 @
8-202 Apartment and Similar Buildings8 k b3 q- D) a6 ~/ d5 [2 \ a
8-204 Schools- l% c% {2 ~' p7 w( Y0 f
8-206 Hospitals9 N: {% W1 T1 r. Z; y' n
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
, l& U w& Z/ y6 I! d8-210 Other Types of Occupancy (Table 14)
# v: d: t6 t7 E3 a: C! U$ q" J8-212 Special Lighting Circuits
$ Y6 O' `( j+ NBranch Circuits
$ y C3 D* [# j7 X7 m' h8-300 Branch Circuits Supplying Electric Ranges. ]+ | o" h' t8 a. ~& O0 J
8-302 Connected Loads \1 r) W0 \, W/ I; Y" K
G0 F6 C r7 k. R$ e9 e! USection 10 Grounding and Bonding& T- E! }4 v% M* ]
Scope and Object
# @% x C& t% K) U10-002 Object3 m, |9 i! i4 R$ U- O' m5 p8 y
System and Circuit Grounding
. ]7 w. w8 U; x& ]) W% w10-102 Two-Wire Direct-Current Systems$ l5 p% f$ W* Q) V5 T
10-104 Three-Wire Direct-Current Systems
) J I# O3 t5 f$ | h" `10-106 Alternating-Current Systems
' {# i) P1 _& i- ~$ I( \7 Z10-110 Electric Crane Circuits9 u% ~& { F/ f5 z: z6 D& e
10-114 Circuits of Less Than 50 V
) b6 N1 q- _' l5 Q b10-116 Instrument Transformer Circuits
) {+ W# x- S& u4 d' ]: x. TGrounding Connections for Systems and Circuits
6 o, S8 B0 ^4 M, F4 H10-200 Current Over Grounding and Bonding Conductors* h: ?$ m! L& }# U+ s/ f
10-204 Grounding Connections for Alternating-Current Systems
0 B9 e. l5 m9 X2 g$ u$ @10-206 Grounding Connections for Isolated Systems
" }% Q' g- K. t5 S# W5 ? k, x- [ n9 u+ }10-210 Conductor to be Grounded0 e! L7 h( N3 y- I9 ]! O7 r# ~
Conductor Enclosure Bonding' o1 l q4 K7 B M* _
10-302 Other Conductor Enclosures
0 T4 m: r/ L; q r( n: cN 10-304
% z6 O* X7 b" P- gEquipment Bonding
1 ^% X9 M- O8 a( C) x. n10-400 Fixed Equipment, General
. F# n: Q8 P! [! h9 v' Y10-402 Fixed Equipment, Specific (3), (4)$ N2 _ o! F/ @/ L( f$ @
10-404 In Nonmetallic Wiring Systems3 P5 _/ L( \* g+ w
10-406 Non-electrical Equipment
- l( F' x3 W# m% ^10-408 Portable Equipment (4)(b)7 m; V0 m6 P# Q! {$ g! b
10-410 Instrument Transformer Cases4 K* G# ~8 S7 P" r( G+ p
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less; t: f" R6 h4 X) f, n4 E/ |! ]! K
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V& h% t5 G! l+ M( U2 k9 ^
Methods of Grounding
3 E4 C8 k! [5 h. B" \: s10-500 Effective grounding (see Appendix B)4 ^+ A, s/ `+ W
10-502 Common grounding conductors
* z: D4 M r* L* g10-504 Common grounding electrodes
8 {. e6 F: K2 KBonding Methods
' P4 Z! a* Q2 \( A* Z: D0 o7 o10-600 Clean Surfaces
5 ^ z/ y& K$ s3 i6 c4 |10-604 Bonding at Service Equipment8 M" \. G1 i/ u8 o
10-606 Means of Assuring Continuity at Service Equipment
$ K( ? P3 x! J- [; ^10-610 Bonding at Other Than Service Equipment
8 K% P# l; N- ?; m9 b+ b10-612 Loosely Jointed Metal Raceways0 r7 C& b/ \8 r- h. S3 y; ]. k
10-614 Bonding Jumpers Table 41, T/ g9 r/ L. o, N
Grounding Electrodes! q( k+ m2 M% I( k6 h
10-700 Grounding Electrodes
8 o t+ o* H+ L& v10-702 Artificial Grounding Electrodes
4 U* v+ R4 e* }. M+ d |' oN 10-700 & 10-7028 D8 ^& B4 O2 V' D* |8 f0 [
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)6 `7 G8 w+ r9 V) H
N 10-702 \; R4 \$ z! S' b
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
* q' N- ]3 Z1 i7 RN 10-702
2 _0 J) ~, d, L3 ?% l5 T4 S5 F0 T3 K& o10-710 Use of Lightning Rods (Appendices B and G)
, l& \" |9 y/ F4 [' M* zN 10-706
! }3 K( T, ?9 t% O& QGrounding and Bonding Conductors
; G$ m1 V2 ]* J0 x# P% v) e* v6 t10-800 Continuity of Grounding and Bonding Conductors
3 r8 n; V' D) K( W- A2 X; |- ~10-802 Material for System Grounding Conductors/ K6 o. Z% e" {) J. ?% F
10-804 Material for Bonding Conductors' }3 K2 I4 h, ^1 a& c! Y F
10-806 Installation of System Grounding Conductors6 r& I4 }& Z; ~$ a) w5 o" a
10-808 Installation of Equipment Bonding Conductors* a0 m- J2 B/ V. r9 ^- d8 p
10-810 Grounding Conductor Size for DC Circuits. ?( H7 ]2 Q2 C/ h
10-812 Grounding Conductor Size for AC Systems (see Appendix B)- V0 K# Z& `" i. k! P! c j9 I' a
10-814 Bonding Conductor Size (Appendix B)7 V+ Q* B" _4 [* m0 U. Z
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
4 n {, _8 i! j10-818 Bonding Conductor for Outline Lighting
2 `$ B9 |: A/ u10-820 Bonding Conductor Size for Instrument Transformers- q7 v, `$ j3 s
Grounding and Bonding Conductor Connections1 p, B) b6 k0 `+ D9 l
10-902 Grounding Conduct Connection to Water Pipe Electrodes
7 t" x5 Z& c, B$ X& U10-906 Bonding conductor connection to circuits and equipment6 x2 w5 A7 A1 F# M, A& i- a t
10-908 Grounding Conductor Connection to Electrodes
; G, G; j( Q- U% BLightning Arresters
9 U/ Z+ Z+ _$ E, L( {, K9 y9 r& T10-1000 Lightning Arresters on Secondary Services – 750V or Less
) D& D$ X/ V) ]2 L9 e* P
0 `1 @- S4 b3 S0 n3 p* oSection 12 – Wiring Methods
& w* J0 b% i. TScope) g% k# t/ I2 X5 w# [7 O9 R: x
12-000 Scope (Appendix B)
) u6 n$ S4 k* J K2 p4 Q1 UGeneral Requirement
# q0 X; H2 D2 ?3 a% o- s12-010 Wiring in Ducts and Plenum Chambers! A/ G9 J2 I$ n" U
12-012 Underground Installations (Appendix B)
2 U3 W6 I! j" x9 K- f12-016 Lightning Rod Conductors
8 M- ~- R9 \" Y; h% q! n( gConductors - General
. F' N; y: I2 u; y+ N$ H5 b" p12-100 Types of Conductors (Appendix B) Table 19
+ Y5 z" \1 X1 \* j8 y9 V8 N12-102 Thermoplastic-Insulated Conductors1 @; g' E* ?$ n/ }1 W
12-104 Flame Tested Coverings: B4 p& v$ \ \0 E$ g$ u$ q% s5 T
12-106 Multi- and Single- Conductor Cables
V2 j* g* O5 _* P' W9 q6 r12-108 Conductors in Parallel (Appendix B)
! A T4 H$ C! ]" `% F9 t: a12-112 Conductor Joints and Splices" g- C5 Y; m* p* T0 Z
12-114 Ends of insulated conductors7 {9 I) t# i: B% S7 q, Z
12-116 Termination of Conductors (Appendix B)2 c" k2 |9 a) W# D p& D! W: p
12-118 Termination and Splicing of Aluminum Conductors
! |) Y, t4 P/ ~' w12-120 Supporting of Conductors - Table 21
$ R' m# }9 l. a ^ a' h8 ROpen Wiring
$ _& n( e! V3 v5 `* W8 U12-204 Spacing of Conductors
- s) R, i( g' g: E/ ?% P12-206 Conductor Supports/ T+ L h% D- I8 c. ]8 v/ J
12-208 Conductors on Flat Surfaces1 e; t: F( J( ~, p! j
12-212 Protection from Mechanical Injury0 S' c% a E$ F6 s# e8 c8 T
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises1 j% F; X" d1 ] Y/ }) @
12-308 Minimum Size of Overhead Conductors7 o3 F+ d7 D* Q, R2 M; Y. U
12-318 Use of Neutral Supported Cables9 w6 i. g. A6 G- N. m* {/ y
Nonmetallic Sheathed Cable
) d$ N5 M* s4 q! r& g- w* l# }& @12-502 Maximum Voltage
: r" _7 U0 u6 y( I$ G12-510 Running of cable between Boxes and Fittings (Appendix G)
' h# e7 t8 x* P" M12-514 Protection on joists and rafters) i% a6 F! W' z) K1 J$ y
12-516 Protection for Cable in Concealed Installations (Appendix G)
9 |* n; Y- s) `' A, h- \12-522 Where Outlet Boxes Are Not Required
+ S' I% ]' t) H0 ?3 v/ VArmoured Cable- L( r( A- s5 u- d. o) }
12-602 Use (Appendix B)
0 G" {4 e% {% B- @, ?2 J12-604 Protection for Armoured Cables in Lanes
/ `* }2 }( B {% p12-606 Use of Thermoplastic Covered Armoured Cable$ Q* Q2 S7 P( p4 J3 f+ s$ x
12-608 Continuity of Armoured Cable
4 ?- E; C# |( y. L8 V0 s12-610 Terminating Armoured Cable% e9 }7 U, j4 A, \: P
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
. B: v3 k' s/ m* H, V* `8 `; L* V12-614 Radii of Bends in Armoured Cables
" G% t. D! G5 q; @. q$ }# v p% B12-616 Concealed Armoured Cable Installation
) t. @2 ?; y4 J3 z7 k, R C12-618 Running of Cable between Boxes, Etc
K: m) }4 [9 E- T7 U+ n) `+ s9 VMineral-Insulated and Aluminum-Sheathed Cable
! x! m( f. o u; \7 S8 f+ ^; H12-702 Use, `7 y4 J( N* t$ W, Y5 o0 z7 l
12-704 Use When Embedded5 j3 h+ C6 f) I2 s
12-706 Method of Supporting
6 X ]$ ~5 v }8 H12-708 Direct Earth Burial
' O% S. D t) @- y7 c+ [" U12-710 Mechanical Protection+ _% q/ j! {# W! f$ I1 s1 Y/ P
12-712 Radii of Bends
" W6 o) L( Q4 j* O2 t; D# f, Q12-714 Termination of Mineral-Insulated Cable (Appendix B)
2 Q* y; G2 G% x4 c& R! J9 n12-716 Connection to Other Forms of Wiring9 W% W3 y6 E4 K" j1 M$ R, m
Flat Conductor Cable Type FCC( }% ^6 f: \! m4 w& |* b) D3 X
12-804 Use Permitted# C5 L9 U6 k7 ^( J+ s' w( v/ O. V
12-806 Use Prohibited' d% ?4 h9 `" Z! p3 K& V: p& b
12-818 Anchoring1 N2 y: v1 ~- [- ~$ D3 g
12-820 Crossings
, M' }' a ], ?4 d0 L, QRaceways - General4 k/ k' K0 `9 ^) S, m& U9 l; S
12-904 Conductors in Raceways5 h; w: L) Z5 V# \+ x( X
12-906 Protection of Conductors at Ends of Raceways
0 Y8 d" Z& ^3 |1 `. H, j8 I12-908 Inserting Conductors in Raceways" a! ^: P2 V0 J4 u& n+ J
12-910 Joints or Splices Within Raceways, h$ m0 y$ o# j
12-912 Stranding of Conductors
: D0 c7 A. ?1 C8 }9 S# L% D12-914 Electrical Continuity of Raceways! g/ Y1 o5 W- W) k) r
12-922 Radii of Bends in Raceways r9 F3 z2 O; g7 T! K0 S7 G$ a
N 12-922 Radii of Bends in Raceways Table 7
# p5 m6 @2 J- M, {' O- w2 _9 R12-932 Protection for Raceways in Lanes" a8 ]9 a- {" p! U4 j8 ]' S0 G
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
0 T: v/ [, i& c& z12-938 Capping of Unused Raceways$ I2 r8 } [1 X' U6 j, w
12-940 Maximum Number of Bends in Raceways+ Z( ^& _5 i8 E! S7 @, u
Rigid and Flexible Metal Conduit, E/ q+ u+ Q- Q% O+ X" G# G9 _
12-1002 Use
+ w6 K! @/ g' d$ w1 Y8 Q12-1004 Minimum Size of Conduits
! U+ n; n6 v. n# E1 i$ O12-1006 Conduit Threads (Appendix B)$ b' s: M* C4 [# `7 \2 @) t
12-1008 Thread Engagement2 Y7 y) Z0 n. h& G, L
12-1010 Maximum Spacing of Conduit Supports
" Y- n: e( f: M8 x* i9 {! J$ [12-1012 Expansion and Contraction of Conduits (Appendix B); K* p$ \3 }- y8 f2 M8 {+ c8 R. D; q
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 * M; i# ^- H6 _
Rigid PVC Conduit and Rigid HFT Conduit4 C' O& B4 }+ G
12-1100 Use
" Z Z% r9 Y B% z2 c# u12-1102 Restrictions on Use0 y; \0 z1 s, |: s
12-1104 Temperature Limitations (Appendix B)
7 o4 V% K7 H* v7 G' k12-1108 Field Bends (Appendix B), (2)
! J- h" G- D! ]- A6 Q12-1110 Support of Luminaires
, [5 D8 @) U6 ?7 U12-1112 Fittings5 N' Q! ^ x. [
12-1114 Maximum Spacing of Conduit Supports
9 C1 t+ |/ g+ q- o7 {/ }12-1116 Support of Equipment' z: f- f+ r# f+ J& j+ ^
12-1118 Expansion Joints (Appendix B example)
- _' w# L- F6 ^* R( `& x: \2 |2 FRigid RTRC Conduit, Q. ^6 Y+ O; G6 y
12-1210 Temperature Limitations' z2 ^8 k; v! a. r
12-1214 Expansion Joints (Appendix B)
2 B |$ C1 I; gLiquid-Tight Flexible Conduit
5 q; T( d$ r- y( ~2 N- v. a12-1302 Use of Liquid-Tight Flexible Conduit
- E. J% q( g* B# S2 V$ f12-1304 Maximum Number of Conductors
; B+ w8 Q, P/ L: m12-1306 Provisions for Bonding) x' p3 f# G" |: Q$ h
Electrical Metallic Tubing$ e. S: x( V+ b& e% R; `# f8 k
12-1402 Use
4 | x' n7 j' D( A) k2 T- g12-1404 Supports8 L( M: C" s! F7 S; h$ y
12-1406 Minimum Tubing Size/ X5 Y* l( I0 m( I) B/ u5 f
12-1408 Maximum Number of Conductors5 n) ~: H' j% m
12-1410 Connections and Couplings
2 L/ S- W) x# L6 o12-1412 Radii of Bends in Tubing( i, Q6 T# ^/ k+ F0 z
N Table 7! j4 F2 A; \" D H) V' ]# ]
Electrical Nonmetallic Tubing
# Y s4 M& ~% ~/ F12-1516 Provision for Bonding Continuity
: Y% A% K) g$ b, TN 12-1514
7 S. I6 t/ W% P$ \# WSurface Raceways& J8 S2 W5 o* e5 o" l
12-1602 Use of Surface Raceway (Appendix B)
5 l, x7 B) ?, m' B. e, f12-1604 Temperature Limitations
- t" I% x) a+ z+ t, [7 E12-1606 Conductors in Surface Raceways (Appendix B) @& B% S1 M& K |3 P4 ?3 {& x
12-1608 Maximum Voltage
9 X! F0 |1 Z3 C- D8 z& D12-1610 Joints and splices
- ~1 X; l6 b0 N _& d# p# u( dUnderfloor Raceways( \0 @) U, A) i$ k
12-1712 Discontinued Outlets in Underfloor Raceways3 t! Z+ N8 d% x
Cellular Floors
. {, c2 X( i1 ]3 p1 y* E: G12-1804 Maximum Conductor Size in Cellular Floor
/ C n- p% O8 a& D" |12-1820 Cellular floor discontinued outlets: \! `5 z1 ?5 R, n( k/ S: r, B
Auxiliary Gutters0 q- q" i* {1 q
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
" b/ ^( k! k4 c: ~ L# L12-1902 Auxiliary Gutter Supports
- ?" b* f; K5 k1 B$ d12-1904 Auxiliary Gutter Cross-Sectional Area8 h1 v. [6 r3 T" h1 r
Busways and Splitters6 _7 r; z/ T1 Z# j
12-2004 AC Circuits in Busways and Splitters& ~/ M! u3 @' Q0 m
12-2006 Busway and Splitter Supports
- m2 x( C8 D3 D) d$ o( Z12-2008 Method of Installation of Busways
3 u9 K x9 z/ ^8 r# U% `12-2012 Reduction in Size of Busways
2 X' j) }* y* [5 p0 p2 Y. s12-2014 Length of Busways Used as Branch Circuits
! u; O) Z+ W& E8 t: V( h12-2018 Taps in Splitters
% D8 [$ ?, c+ Q- a( j. D9 K3 v* EWireways
1 Z& w$ k; I2 s; V8 N& M: A( |' j8 w12-2104 Conductors in Wireways
$ f" ]* {2 J" ~5 e0 T12-2106 Taps and Splices in Wireways' w6 d: _& V" Q; H D3 E% y( m
Cable Trays+ I( ^7 C# C( z+ `$ u
12-2200 Method of Installation (Appendix B)+ F: h5 Q4 g+ E& P
12-2204 Joints and Splices Within Cable Trays
% Y0 R* H8 Y4 ]( [6 C12-2208 Provisions for Bonding
9 \" `' _# }2 o8 [1 `5 e! e12-2210 Ampacities of Conductors in Cable Trays
5 X. i, ]$ l' d' s7 {+ AInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings
# Z, h& R" F0 g3 ?6 R12-3000 Maximum Number of Outlets Per Circuit
% j) \9 N$ o3 D$ ~N 8-3044 j' I0 [+ T7 | f; P
12-3002 Outlet Boxes (Appendix B)
2 X+ l. W* A0 e. ]' Z% gN 12-3000
6 u. M2 {8 Q5 r12-3004 Outlet Box Covers
& P! Y" G% z! sN 12-3002
- h7 H6 E: @$ ^12-3010 Boxes in Concrete Construction6 @) ?4 F/ O, [# S: Y. n
N 12-3008: _" v4 \. T, Y! i3 r, F2 M
12-3012 Outlet Box Supports- m0 F! d# {9 H
N 12-3010( {+ x+ K. J" B* @- o: w; L+ i
12-3016 Accessibility of Junction Boxes% k# X- }7 G" ]
N 12-3014$ {( C" y$ |3 |
12-3018 Flush Boxes, cabinets, and Fittings; f: D5 `8 E# ~2 J6 R
N 12-3016! X( l1 |; A: k+ @6 Q2 i
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) , W# g3 d' ^7 F& \! a- x% r3 [
N 12-3022
5 g& |, |, b! F. v" Z12-3036 Maximum Number of conductors in a Box - Table 23! U% u4 e: K) C6 Z- M9 R3 `# T
N 12-30345 f% w5 H+ V% E; }6 ?
12-3038 Pull Box or Junction box Sizes) m X9 @ p- C: @
N 12-30363 c. V( G( y8 b8 d, k
" X! L3 K/ W/ ~( E* G2 j( rSection 14 Protection and Control8 I! J* ?! V. c; r% X7 A3 e& G
General Requirement9 Y) S9 @* h; Y' ]! e
14-010 Protective and Control Devices Required9 i7 u* c# U6 n4 g3 I }
14-016 Connection of Devices
$ A, B7 T: C! b1 F5 R Protective Devices – General
/ y! h" h9 n6 N6 b1 F6 Q 14-100 Overcurrent Devices Required
+ s( ~8 u. V* k9 V14-102 Ground Fault Protection (Appendix B)2 w% m" L3 p% A1 h$ O; t
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
7 z$ {! i3 m$ P5 G14-112 Overcurrent Devices in Parallel
2 w+ S" w- G" tFuses$ `6 {) {, f8 V' Q1 y) [( N
14-200 Time-Delay and Low-Melting Point Fuses3 H: X! R m- a4 S
14-202 Use of Plug Fuses
; ~5 j) g! O/ F7 [14-208 Rating of Fuses2 H( E- | ^- v# \ }
14-212 Use of Fuses (Appendix B)
! W+ R. y9 f* }Circuit Breakers
/ o1 d, Z. t: R; X4 a! D14-300 Circuit Breakers, General8 F% e4 V/ g: \* m9 V7 X2 |1 l6 }. e0 `
14-306 Tripping Elements for Circuit Breakers
% g3 a5 {9 f! V# A A14-308 Battery Control Power for Circuit Breakers3 u! X& l/ o9 |" E
Control Devices - General6 L* _8 L2 Z T
14-402 Disconnecting Means Required for Fused Circuits
+ @4 J' W+ F: d) k( {( a5 hControl Devices - Switches
8 Y: y* d+ u; n( a/ G+ W$ D, Z! L14-502 Mounting of knife Switches" D( X3 m$ ~$ o: C1 d; V2 C( F* u6 n
14-504 Maximum Rating of Switches
6 R6 F+ U' X. S4 m' D. U" h14-508 Rating of General-Use AC/DC Switches (Appendix B)9 @: c* y' } E$ d
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
. H: ~, j. M* }Solid State Devices- `9 L/ _4 |! e# Z
14-700 Restriction of Use
( U: L, Z1 P7 t3 p' n# \( Z# N14-702 Disconnecting Means Required
; S% }( S& e' M3 R
8 a4 X) N* c6 B/ q, ]Section 16 Class 1 and Class 2 Circuits
4 ^" }" N0 }4 L5 b, ]3 N$ uGeneral. \1 e* J& }. D. R& @& c4 A7 N
16-004 Class 1 Extra-Low-Voltage Power Circuits, K Y! E6 B& n
16-006 Class 2 Low-Energy Power Circuits. R) R0 {' E% z: `
16-012 Circuits in Communication Cables
( u. \' B+ Z* u4 w, y% _Class 1 Circuits$ a- l' Z& [$ b1 C3 _" H9 u
16-100 Limitation of Class 1 Circuits
3 j2 Q9 `& z, y4 ~/ p16-104 Overcurrent Protection of Class 1 Circuits
3 N2 }3 V) ?( v6 t. P16-106 Location of Overcurrent Devices in Class 1 Circuits7 T, o* e( v d6 G2 e
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
/ j9 Y6 x7 X6 D% ?1 S: s16-110 Conductor Material and Sizes2 F' b& b7 }+ d& v, m) t. ~* }
16-112 Insulated Conductors for Class 1 Wiring
% h0 e6 h6 {+ L) @5 j' x2 Q3 u: HClass 2 Circuits
+ _' ?$ c) W" X5 P- r16-200 Limitations of Class 2 Circuits (Appendix B)2 S% ~* b" L3 `+ w2 ?, D
16-204 Marking/ g1 j2 Y, _8 q3 x& @
16-206 Overcurrent Protection for Class 2 Circuits) Y( Q" R7 E$ x6 V+ P; b
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
( C: V, Q& ~1 I; t0 VELC: extra-low-voltage cable
2 y+ X d6 f' d( h- H q16-212 Separation of Class 2 Circuit Conductors from Other Circuits
0 K0 b/ l3 J, I: X& z9 f6 m: T5 w$ x% N" Q. Q
Section 18 Hazardous Locations0 E- {8 M6 A$ z" i0 q
Scope and Introduction, ?" d+ K( x6 {$ f
18-004 Classification
2 p/ w2 n2 D/ W% p- b u6 Z18-006 Division of Class I Locations (Appendices B and J)
1 u- O0 B4 V( n4 |18-008 Division of Class II Locations (Appendix B)
. H& f, }* w( g6 {& r18-010 Division of Class III Locations (Appendix B)) T( b* L' X$ I! r$ k; A: ]' u
General' {1 K' I* y. ]* f' Z
18-062 Metal-Covered Cable (Appendix B) R6 W% ?' v' Y9 U5 O& w1 H3 z5 n9 s
Installations in Class 1, Zone 1 Location f2 L) L) v8 f% ]5 d4 ^% N
18-108 Sealing, Class I, Zone I (Appendix B)
% ^) x! S* n6 E
) ?# b1 ?5 k3 WSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
- l5 j P5 L$ p' x0 v2 XGasoline Dispensing and Service Stations% s8 r( X& L+ d2 y1 W
20-002 General
% o3 e, q$ K) n20-004 Hazardous Area (Appendix B)- i. v7 \8 u" F
Propane Dispensing, Container Filling, and Storage
. Z" I' k9 s. d8 D p: e9 d20-034 Hazardous Areas - Table 63
) [+ D6 n; Z; g! A; P7 s" wCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities2 T- v* B3 H9 c0 W) ]3 A% O# F
20-062 Hazardous Areas
3 ]" j, w% a" ?- A8 \. M- BCommercial Garages – Repairs and Storage
( c% k, B: D( E5 A2 w% Y20-100 Scope2 t5 T: E7 L2 P6 R
20-102 Hazardous Areas (1) 9 b1 j/ u2 O; F; J g
) E4 {& E4 K: e; uSection 24 Patient Care Areas4 Y* ~# }' f( Y; w0 R- Y8 j
24-000 Scope (Appendix B). a5 C" ^8 Q, u6 r- ? P
24-002 Special Terminology (Appendix B): ]3 q e. r- E/ _
Patient care area& x; R0 G( G/ v
Patient Care Areas
0 ^, `* j5 `1 Q$ }+ X24-106 Receptacles in Basic Care Areas (Appendix B)
% p' W* v" n, VIsolated Systems" z* z& K3 d/ N) B+ L
24-204 Single-Phase Isolated Circuits (Appendix B)2 F+ E2 N: S5 R8 E3 F. V
24-206
6 B. g, h- i. o8 Y. ~
4 F- x8 a `" `+ OSection 26 Installation of Electrical Equipment
5 ^, h& a) b/ c$ ?! i+ v! xGeneral
2 g8 B m4 L' J% }+ N26-004 Equipment Over Combustible Surfaces (Appendix B) Z& G1 C" ]3 }- @ \0 X- O
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
: \, K5 B# k' t- K6 s Isolating Switches
( Q5 M3 ?3 D. l$ c. ]! Y8 c- F26-100 Location of Isolating Switches' v2 ?) a5 s: ?9 i& t2 c# D
Capacitors
; U! a5 L4 o+ Q$ _: A2 i26-204 Guarding of Capacitors
# X; c9 t+ M& _2 f8 }26-206 Grounding of Capacitors* x, d" `+ p9 g3 B0 E
26-208 Conductor Size for Capacitors5 u( w. ], i4 M Q
26-210 Overcurrent Protection (Appendix B)
8 u) Q. H# [1 L( S$ r* X26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits- q( F f6 o Y, E8 S; i# F I& I
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits* c1 i' N& k7 k0 G, g+ Q
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
( s: P ]# J( t9 M" D+ ~26-218 Special Provisions for Motor Circuit Capacitors5 @/ q$ S8 t* i3 D
26-222 Drainage of Stored Charge of Capacitors
! S4 O4 q" A4 a2 n9 H eTransformers
$ a3 G! |8 M. q% |26-240 Transformers, General8 J% W+ Y' D; U1 E
26-242 Outdoor Transformer Installations4 s6 k1 L5 S3 b8 ^4 j$ G
26-244 Transformers, Mounted on Roofs (Appendix B)
# ]( u2 c; b% M2 ^26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
0 y' Z, L* V8 }$ i26-248 Dry-Core, Open-Ventilated Type Transformers+ f$ z2 ^9 w8 I
26-250 Disconnecting Means for Transformers
% h# x* t& N. ]5 Y" i# G- A+ M8 p( d26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V& U9 x6 r5 C% C4 d: N, `/ `& i. T0 O+ c
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
; J' C7 c$ g( D7 O. M1 Y26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)0 y7 x8 c8 V! X/ @0 r7 ?9 m
26-258 Conductor Size for Transformers
0 |( E. ?2 ~' `0 w26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)5 D# V# {2 V/ S* [2 i5 g* K
26-262 Marking of Transformers/ I9 \0 K O0 C4 `2 J
26-264 Auto-Transformers
- r4 T3 H8 y( M6 ZFences% W# @/ e: P9 W3 v
26-302 Clearance of Equipment - Table 33! W, }) [: r* }) B7 W
Panelboards
) I# ], \* x0 z* e; G26-400 Panelboards in Dwelling Units (Appendix B)# \" b& S% Z, N. U( A
26-402 Location of Panelboards (Appendix G)
' L9 |( c8 Z8 a5 N0 R3 tLightning Arresters
6 c( ~, C5 n& t. x3 Y/ q. \26-508 Connection of Lightning Arresters! X( ]5 X+ ]: C3 v
Storage Batteries( Z, R3 i$ h1 D9 G' J. X8 h
26-542 Special Terminology# T+ f% j. n& y; r$ l0 n& S
26-550 Battery Installation
) J; I) v) W3 ?0 q' j1 p0 X) ]& o26-552 Wiring to Batteries
3 E7 K* O5 v! s- `Arc Lamps
' l/ p8 v+ F5 v$ z7 y: a# o26-600 Location of Arc Lamps% X) m2 t( Y8 N1 {
26-602 Conductors to Arc Lamps7 R: f( F [) u6 V+ o
26-608 Globes and Spark Arresters
# \5 j/ @* g, T' {$ q. pReceptacles5 p |; X1 Z: d& Z% F
26-700 General (Appendix B)
x& F' [& d- r u0 m26-702 Receptacles Exposed to the Weather
8 o# k! P+ b0 j* b. q' GReceptacles in Residential Occupancies
, t4 b9 i7 ]0 @2 E/ b$ U2 a26-710 General (Appendices B and G)
1 t# S0 p0 Q* F5 e26-712 Receptacles in Dwelling Units (Appendices B and G)( q1 V- h9 Y' I' u- y% d- e7 f2 t# b
26-714 Receptacles in Single Dwellings (Appendices B and G)2 P. S, {; X: c& g
Branch Circuits in Residential Occupancies
+ H$ I+ e, s. h# o q, z5 G {26-720 General4 z3 m! B) P: M
26-722 Branch Circuits in Dwelling Units
( |* s: c) {+ N: `3 K) o26-724 Branch Circuits in Single Dwellings
. k+ A# \5 [# ^7 \* w26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
3 a' N: P# R1 o6 [* S* zN 26-720 (F)
) M g0 i! f+ C. OElectric Heating and Cooking Appliances
{4 d# O2 ] @+ O" {4 X2 @6 y26-744 Supply connections for Appliances
. k. {' i" F8 i8 ^# X) v" |1 \26-750 Installation of Storage-Tank Water Heaters
# ~+ [" \, n! A6 m3 t26-752 Infrared Drying Lamps) Z& N& ^& k6 u ]
. t. T# ~+ f9 f2 [Section 28 Motors and Generators
2 R% H' {3 ?: A6 Y+ @" x* O- v& @General
( F4 j( V% p8 t# O$ }28-010 Special Terminology! Z; A; n% ?9 {0 w! s# R
Hermetic refrigerant motor compressor; W0 L y( P* K' ^. x6 d
Locked rotor current rating
/ Q% c2 e, |1 `5 {Service Factor$ I7 E% w |* R/ z' E
Table 44; Table 45; Table-D2) t/ P* G9 A* U
Wiring Methods and Conductors
' Z) H% `: |3 b: E0 B28-102 Portable Motors- x8 ?& I" M+ j& `' H+ C. N0 s
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
& B0 r0 U: r! v( l3 `- v/ ^28-106 Conductors, Individual Motors: P) z5 U, Q' Q1 g9 G/ d
28-108 Conductors, Two or More Motors
% i, Z: j6 _6 ^$ X- F& X1 i28-110 Feeder Conductors: _( V E! W5 Y; Q
28-112 Secondary Conductors
7 O+ r! q/ Y* EOvercurrent Protection
' _: P4 S2 f" C9 U3 W28-200 Branch Circuit Overcurrent Protection% g7 v" O p ?. S; \- e+ b! f6 L
28-204 Feeder Overcurrent Protection
9 s; t* t& C+ b+ s9 J28-206 Grouping of Motors on a Single Branch Circuit
2 v9 I* W3 n3 x. J28-210 Instantaneous-Trip Circuit Breakers (Appendix B)& g9 W3 w2 [* f7 p& O$ j. W& t
Overload and Overheating Protection( Z5 B. P* L& y4 U# |6 P% t5 m3 G
28-302 Types of Overload Protection
5 P3 }4 D! T% V* x28-304 Number and Location of Overload Devices (Appendix B) Table 257 a9 C, r3 K1 g" a7 q1 r9 K1 ]$ ]1 E2 ~
28-306 Rating or Trip Selection of Overload Devices (Appendix B)
! ^0 m% g o0 C G5 T28-308 Overload Protection Not Required
; ^! D( A0 `+ D7 z# DUndervoltage Protection / Q- x' a" u* m. A
28-400 Undervoltage Protection Required for Motors (Appendix B)
. V. E3 x. u3 G, G& k& RControl) f1 C% j* K8 q# D- I0 Z* `- P h
28-500 Control Required
6 V6 |& L7 M9 \5 v" z P28-502 Control Location
, m: _+ t; V* p5 l7 s) @; E28-504 Starters Having Different Starting and Running Position# J- P. r( n6 |0 ~: c
28-506 Grounded Control Circuit: _8 u+ x7 N* h: p; R
Disconnecting Means
/ T+ N4 W# o; `' j" U28-600 Disconnecting Means Required
! f d9 S7 p1 q' S28-602 Types and Ratings of disconnecting Means (Appendix B)
8 }# m# }4 |$ ~6 C4 N) r28-604 Location of Disconnecting Means9 _; Z+ n6 z# @! D! d5 \5 C5 u, J1 c
Hermetic Refrigerant Motor-Compressors
% y- @! e* E9 ~3 ~: P$ ^: j28-706 Conductor Ampacity
6 j2 R- }8 Y4 m4 M; X28-708 Overcurrent Protection
! J1 n$ C7 j, f" J$ v- H28-714 Disconnecting Means
' |' Q) m8 N a( }$ A j0 pProtection and Control of Generators0 e r* C! V% o, g/ V- |( ~
28-900 Disconnecting Means Required for Generators; l- a: Y" f$ k# Y( O3 o n
28-902 Protection of Constant-Voltage Generators
' u6 v; k3 K* G' L+ s28-904 Generator Not Driven by Electricity0 D1 x7 ?+ k7 D* V; L8 b5 I
28-906 Balancer sets
; Q/ L( {, D4 k8 o8 Y' E8 o28-908 Three-Wire Direct-Current Generators
! ~$ Z# Q( H0 C# j- \) w$ i5 e
1 j, J: T$ K8 k) S# M. fSection 30 Installation of Lighting Equipment
$ G3 g. s3 w z( _30-002 Special Terminology (Appendix B)9 @7 c, |3 k/ F. y
General
: b' V5 [; ]: [" S3 O30-102 Voltage
% Z7 k0 K% Z/ t! D3 c- z4 Z% v30-104 Protection (Appendix B)
( m6 i7 ^2 b2 x5 T' ~; u4 E+ o30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
! K `2 F# {8 O4 g& ]30-108 Polarization of Luminaires/ _# M& l6 K# e* N1 h4 ?
30-110 Bonding of Lighting Equipment" c+ o2 c' [& P* T, w6 L
Location of Lighting Equipment
; Q6 }3 o! `( }1 N0 @! s30-200 Near or Over Combustible Material0 l4 j* k0 B: m
30-202 In Show Windows, W) q1 Q( x+ Q( O; s% F
30-204 In Clothes Closets
0 G. \3 r* |! q" ^" CInstallation of Lighting Equipment
' t* f+ n/ D w( H+ H/ b30-302 Support
/ G: w) T, x3 ~2 c$ b0 s% l30-304 Outlet Boxes to be Covered8 Y: I2 y* L* | z# S! h, H7 n' _
30-308 Circuit Connections1 p' q5 a( }" X- l; Y; l5 \
30-310 Luminaire as a Raceway
I3 t4 b. W' \/ y3 y4 k( I30-314 Minimum Height of Low Luminaires
1 A* k* q( ^. I/ k X# u4 i30-316 Luminaires Exposed to Flying Objects: Z6 h' j+ W* A1 \% J9 G* |
30-320 Luminaires in Damp or Wet Locations
; b( u! G/ @( X. A* zN 30-318
/ v& Y* K6 R$ Y4 \ ^Wiring of Lighting Equipment3 k: m1 h9 r7 C" [( e& Y9 \
30-400 Wiring of Luminaires1 l( N4 t% T1 ^, {. R# a
30-402 Colour Coding! O, T8 F4 P8 A6 Z
30-404 Conductor Insulation
. r5 h$ k) t# V! N% b7 Y30-406 Conductors on Movable Parts5 z; Q$ _- ]7 o/ ^. i
30-408 Wiring of Ceiling Outlet Boxes, P/ }! x' Q, E; q7 f0 A$ ~
30-410 Wiring of Show Window Luminaires
: X' ]2 j% Z: k7 j! w30-412 Tap Connection Conductors
4 n; J0 P7 x- r4 @& C% j% yLuminaires in buildings of Residential Occupancy# d6 [7 w6 d+ b; y, ]
30-500 Lighting Equipment at Entrances (Appendix G)& w- R9 H. P! ^4 [* e/ j
30-502 Luminaires in Dwelling Units (Appendix G)
/ w- p2 _( K, B5 `30-504 Stairways (Appendix G)& v2 P2 W% I$ I3 T# b" q! s% Q" h
30-506 Basements (Appendix G)
5 P3 u; r+ {" a30-508 Storage Rooms (Appendix G)1 a, p# J% n/ i0 i* N
30-510 Garages and Carports (Appendix G)$ y3 W0 u9 H# l u
Lampholders
3 Z& Z6 ]' O% R/ N30-600 Lampholder rating with Incandescent Lamps. S3 M% w5 P7 o4 }1 f; o" P: ^/ J! T A
N CANCEL7 E9 m0 W& D+ e- ^
30-602 Connections to Lampholders
7 _$ h8 n9 u, a0 Y# A2 G: z& Q) C) jN 30-600
. U9 E3 r4 J5 Y. Y. c30-604 Switched Lampholders Used on Unidentified Circuits. D; e0 e" G; h. u' h3 L
N 30-602/ z8 e0 D) M2 f7 I; m
30-606 Switched Lampholders with Pull-Type Mechanisms [6 Q; C* ^: ]7 u! s" q
N 30-604
& v) p8 F4 S; t: |4 N; H/ c30-610 Pendant Lampholders6 B/ w' v- s8 e. W/ p
N 30-6086 M8 M- p# d+ @8 ]+ k& F
Electric-Discharge Lighting Systems Operating at 1000V or Less. y5 E' l6 J1 Z* \" Q7 v c8 H
30-710 Control (Appendix B): m3 j* ]3 e1 o( M+ w
30-712 Branch Circuit Capacity
4 `: Q" N6 p$ `6 T5 mElectric-Discharge Lighting Systems Operating at More Than 1000V7 F6 k$ j! K+ d# l3 V9 Z
30-802 Voltages, Dwelling Units
" S+ |. S- \; Q% J& s0 N7 j30-804 control (Appendix B)" c& X: I% L' z4 m3 ?2 H# b- l& K0 [
Recessed Luminaires (Appendix G)
0 H$ K1 F' w) [" A2 {/ d30-902 Spacings for Non-IC Type Luminaires
9 N- M5 ~# s8 V$ P. w! y30-910 Wiring of Recessed Luminaires (Appendix B)9 `8 b! y M, Z2 Y3 h" `
Exposed Wiring for Permanent Outdoor Lighting
. K; f8 s3 `4 E W7 _30-1120 Branch Circuit Loading and Protection
/ v7 X A" A: K4 {Extra-Low-Voltage Lighting Systems$ N. e8 F+ m. A, \( R5 E4 @; @
30-1202 Sources of Supply
$ q% {7 N8 c5 h! L: ?) _
3 a- D/ u( H$ c: g5 W4 K: _Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)2 ^7 R% J3 ]4 M
Fire Alarm Systems
8 s9 i' z9 B$ G+ Q3 J w( O32-100 Conductors0 ~( i" o6 ]$ ?
32-102 Wiring Method% R* {; ~' t- n$ ~. P' A
32-104 Equipment Bonding
( b( D: _) i: u! S32-106 Electrical Supervision8 M0 c3 D0 _2 G* h
32-108 Current Supply- f9 |" n- N6 X8 p4 i. ~
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)0 F) r8 A. L. Q9 Y/ h r/ Z3 t( e
Fire Pumps
6 G' X P8 Y1 `) p5 O+ i" ~/ v$ }32-208 Overcurrent Protection (Appendix B)
) u# a* J( i2 x- nN 32-206) |; }+ p. e2 F$ w6 P
32-210 Overload and Overheating Protection (Appendix B)2 v0 S2 X* b9 U
32-212 Ground Fault Circuit Interrupter (Appendix B)4 F7 \/ Z0 d! C; `( Z
; _" i0 F: E2 k- A8 ]% [9 @
Section 36 High-Voltage Installations
- @% n" L2 @- o4 sGeneral
4 X z9 b' D$ b6 o36-000 Scope (Appendix B)8 Y% @! j, D3 y6 N- o
36-006 Warning Notices
* c3 ^# i( U0 s7 }% T! G3 jWiring Methods
9 ~: p7 ]6 a F: Z! D36-102 Radii of Bends; @ B9 G" S: A+ z- H+ H
36-104 Shielding of thermoset insulated conductors
3 N3 a$ ^- e- C. h: z4 U$ d36-108 Spacing of Exposed Conductors (1) table 30, table 31
) p6 o" R" Y3 ?* F5 ^0 G; R5 I3 ?36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
: B' Z6 g8 n/ f) R& P, p. EControl and Protective Equipment: j9 L G, o, r* q1 _0 ?
36-214 Disconnecting Means
3 V5 J: e9 w* H" {; F Grounding and Bonding
; h8 z# X$ s x1 D36-300 Material and minimum size of grounding conductor and ground grid conductor and connections" j, q5 J1 @0 W
36-302 Station Ground Electrode (Appendix B)5 Q. [4 q9 O! i2 A( z
36-304 Station Ground Resistance (Appendix B)5 Z0 Q0 B6 J$ h# C( x3 j
36-308 Connections to the Station Ground Electrode (Appendix B)" P y7 D7 S% _
36-310 Gang-Operated Switch Handle Grounds8 e2 |' f% d# @! C. ]: \
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations) k9 b7 {2 f- J4 \
/ P. O* k2 X2 Y# a9 S
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment8 _* K H4 H6 h
38-002 Special Terminology (Appendix B)# v% J. u: I9 h
38-003 Voltage Limitations (Appendix B)% ]7 G3 h7 n$ e/ j$ |1 S
38-004 Live Parts Enclosed9 A8 n* N2 T3 A( m, h: j) ^6 W: K/ \
38-005 Working Clearances
. h {5 t7 I9 k" T38-011 Insulation and Types of Conductors% r) `' P- A2 P3 F& q: l: U
38-012 Minimum Size of Conductors
( ]& ?" {3 J8 X; O) q1 F) N5 A6 A. i4 ]7 W L
Section 40 Electric Cranes and Hoists$ [+ }1 i/ A, g5 M$ Z
40-008 Disconnecting Means3 N( a- n$ f# d0 g: E
40-010 Main Contact Conductors
! p* U1 d7 e' y4 l. Q8 E* a2 i, b% f) }3 ]8 f# [
Section 42 Electric Welders% s. h! S- R+ ]/ \) p
Transformer Arc Welders
+ A# h1 ]+ Q h3 x% S42-006 Supply Conductors- _" w. s+ Q3 w
" g+ n; u4 f: a& K% [- ?4 ]2 O3 {. nSection 44: Theatre Installations4 z# \* s3 \; u1 P! r
General
; @3 F. v! w9 r44-104 Number of Conductors in Raceways# G( |; L3 I" N" q" y( \, d
44-106 Aisle Lights in Moving Picture Theatres
) H: y1 i3 f/ j4 g. GFixed Stage Switchboards% \+ t0 M6 K9 L5 e* r' q
44-210 Overcurrent Protection& X$ @9 {0 |" l+ ~/ ~2 U
Fixed Stage Equipment5 T, Z8 B7 K7 T4 U+ B
44-324 Receptacles in Gallery Pockets
B$ h- v3 E9 v9 I. H2 X44-326 Receptacles and Plugs/ u$ ?0 H1 e$ ?
7 c2 w! O3 ]3 z3 }% t J
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
8 o r7 }7 K( b- @) q8 O5 B. s, sGeneral2 U; j7 o7 k7 ^; I) J8 |9 w: t: z
46-102 Instructions; [ ], y8 j4 E( M
46-108 Method of Wiring (Appendices B and G)4 }6 ^" z' C6 T/ q/ V
Emergency Systems, o; ?- k: w* G
46-202 Supply (Appendix G)9 y L) ^4 C3 O1 G, ?- s O
46-204 Control% E! ]! x* w5 h' s8 [
46-206 Overcurrent Protection' T- w- G7 R$ V. ` i9 ]
46-210 Remote Lamps, \2 m7 o+ C: q/ D6 M0 _9 k9 S
Unit Equipment4 G, `+ C" p8 I: y+ t. a8 I3 _. Y7 r
46-304 Supply Connections
: G3 s* N# s8 {. H% z1 s4 w46-306 Remote Lamps (Appendix B)
, Q; e2 p$ h: V+ j1 p/ ` XExit Signs1 j* O6 Q" M6 ~! |3 O3 T
46-400 Exit Signs (Appendix B and G)' ?5 J. D6 ^$ d8 j+ C% {
7 N% b% o' I/ V: s; q- FSection 54 Community Antenna Distribution and Radio and Television Installations4 _& W4 j8 ]( c" d) y1 x) C) P
54-000 Scope
4 L+ o8 }/ _( _1 g: U s54-004 Community Antenna Distribution (Appendix B)' A$ \/ S6 S3 I# H, L9 v
Community Antenna distribution
$ ^& D) e0 |( A' F8 o4 t& n54-100 Conductors
7 X, j# Z* W' p- K2 i" i54-102 Voltage and Current Limitations (Appendix B)
& z* z+ {& U' f" J8 {Protection, s8 P8 c/ I( x w8 y6 ]# @
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
+ n$ B G& C. M, Z; C& {Grounding
( m% \9 Z# r+ K4 O H2 O! S54-300 Grounding Conductor2 w: ]+ v! B6 `$ L
Conductors Within Buildings
# N( o; l8 K8 ~4 f0 \# X& }54-400 Separation from Other Conductors
8 i5 E. T4 i3 V/ vEquipment
6 t# L- a# J1 {9 M+ | A+ h- Z54-500 Community Antenna Distribution Amplifiers and Other Power Sources
8 {) [& r+ |- m) q7 c: {54-502 Exposed Equipment and Terminations
2 J: d. P3 F, w8 V4 S0 [4 s. C0 T+ ?) X2 E6 Q) O
Section 56 Optical Fiber Cables
. C6 P- d; G3 j8 S/ d* F3 ^General3 o# B5 u' a' Z# i" W. b
56-100 Special Terminology' N3 ~, E6 L$ b1 N0 w) x
56-102 Types
# b* T+ N0 Z( w& N8 P* r) |2 p) cInstallation Methods+ E, V! P1 |1 {7 L6 b8 V4 `
56-200 Nonconductive Optical Fiber Cables (Appendix B)
7 \2 [( |4 E& ?1 q56-202 Conductive Optical Fiber Cables (Appendix B): r4 c- p5 \. S3 [7 E$ {6 \- _4 d! B) C
56-204 Hybrid Cables
. I( N, B) _3 [0 I& W( J1 R- @/ \; Z56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)# H5 k" e8 m$ j2 L) B1 K! r% D! `
8 i2 J1 s9 Y6 MSection 60 Electrical Communication Systems c3 y# {8 V8 h$ a1 t
General
. F* ~' P& h! d0 n0 |7 }( J- Y0 S60-100 Special Terminology( h. ` n" D5 e, i
Protection
" ^' S" M$ `; Z60-202 Primary Protector Requirements
- _! a$ l# j% |: BInside Conductors" h" a* }4 E( [
60-308 Separation from Other Conductors
! r1 k. G; E% KEquipment& u6 n% s! W" _2 ?+ f
60-404 Exposed Equipment and Terminations3 k# N N0 L; O9 c, a* Z+ o6 U
Underground Circuits0 k8 V: Y( |' Z9 C# b; L2 v
60-600 Direct Buried Systems5 e# e% d. V' i* Q" |
( J* q+ C* Q. ^. U: R/ E9 [Section 62 Fixed Electric Space and Surface Heating Systems5 l4 c" t. U! B |% l: a1 Y
General
& |9 [) M$ P% U62-102 Special Terminology. I& h8 k) u# a4 h P
62-108 Branch Circuits
$ B/ Z# d$ m8 E) I1 i62-110 Installation of Fixtures) B+ v1 X3 ~# ^5 x3 Q) E
62-114 Overcurrent Protection and Grouping (Appendix B) (5)
* M& i3 d9 z% J2 M' H) D8 i! w+ L62-116 Demand Factors for Service Conductors and Feeders (2)
4 h7 V; m% H; _1 ?. o62-118 Temperature Control Devices0 n2 C& E. m! t6 `5 m
62-122 Installation of Series Heating Cable Sets (4)(7); k1 \2 H# ?$ B$ X$ a% j
Electric Space Heating Systems) M- w7 E8 u) a. z! a. V
62-202 Temperature Control1 T( }: f' l p# h2 Z, a: h
62-206 Proximity of Other Wiring (Appendix B)
* M8 U% o* ^# {4 x. F0 y: k: }& Y- Z+ ^62-214 Installation of Heating Panels and Heating Panel Sets) W5 Y* p! Q! K6 M3 Q/ l
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
0 h ~2 p; G x3 C* y) C62-226 Installation of Under-Floor Covering Heating Panel Sets
$ _- Z8 k3 G( j4 s2 sElectric Surface Heating Systems; z9 C6 T9 x# E, P4 P% u
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
+ I6 v) n0 S4 r0 D
; Y2 _: H+ M! bSection 68 Pools, Tubs, and Spas
$ _* D9 F- D" B9 NGeneral
/ l- B8 B4 z! u: J( v/ D& v E68-050 Special Terminology
h$ \- `" i$ \2 _5 h+ y5 s# T68-056 Underground Wiring - Table 61
1 l! b$ ]/ z- L68-058 Bonding to Ground (Appendix B)% Z- x" I& _4 B' \$ T# r) f
68-060 Junction and Deck Boxes (Appendix B): X5 R3 B8 l' B
68-064 Receptacles
' D. p' G3 @$ z! H1 G68-066 Luminaires and Lighting Equipment
0 Z7 `" k, s5 m; m A68-068 Ground Fault Circuit Interrupters (Appendix B)9 m j" m; U) n* C) T; D% v9 L Y
1 \9 P. u _% @" j" @- @3 h" k
Section 70 — Electrical requirements for factory-built relocatable structures and ) q. ]$ r. j+ m1 |
non-relocatable structures9 `! O* H; S2 B
70-130 Tests (see Appendix B)
' F& f5 U1 E" q" y [1 M
' @( X6 W: @. I/ d; y1 o0 vSection 76 Temporary Wiring (Appendix G)! G6 V( U$ k4 T: D5 a- T
76-004 Grounding
& t. A9 h+ I3 z7 N) z0 N: s76-008 Service Entrance Equipment& l8 r5 o+ F1 {# X/ m
N 76-006
6 F h: t( a% C e s1 ]% r. |76-014 Branch Circuits2 H7 x0 U4 R L! V- }, _% y% P" p2 u6 p% ~
N 76-0123 c4 e6 q5 P0 \
7 K3 n: h# U, h N0 lSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
0 ?# z/ ]. P3 n$ x' lMarinas and Yacht Clubs3 G4 q% Q/ _6 l6 |" f
78-052 Receptacles& I4 \0 D- d. U8 K* c
78-056 Feeders and Services3 _0 d X: l4 `
Marine Wharves, Structures, and Fishing Harbours
9 R) e. Y) Y# ^" _78-106 Grounding and Bonding5 k% D y/ |8 L
Tables
7 r t0 M M5 q1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,652 D7 i) h S& Y3 X5 ~( g# [$ @
$ U" q& Q) [) q
Diagrams: 1, 2, 7" k/ _- `0 Z! m6 N+ c9 G: Y
1 z7 G. h: T' ?% v2 H; ]8 MAppendix B
; o2 |. n4 f. @% rP352: Ground fault circuit interrupter- 6mA
6 V9 n- U2 {# W8 P* r5 q1 uP354: 2-126 FT1, FT4. R( c6 v; G' x/ B% B: q: l( F2 K ^
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
0 H! B# x i$ e: f2 iP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
! E+ @) d4 O3 t1 s* k$ d+ r% FP370: 12-1012, 1118, 1214 Example:6 L) f4 K/ \4 m- g; c
P371: 12-1108
+ e: Z: I3 `# y5 d$ nP381: 18-108(1)(b), 18-158(1)(b)3 w& ]' {4 D* |0 B5 h
P386: 24-2066 j- C6 O1 k# J+ h" \/ E. U+ }) R
P389: 26-256
. |" m: D9 S' q# o( m8 Y2 @P391-P393: Section 28, Example to determine Motor Conductors and Protection2 v0 i; \1 {+ J) W: G! Y/ [7 U
# p. e. I8 v9 r/ g
Appendix D
# k' S- Q& D7 J2 fTable D1, D2, D3, D4, D5, D6, D7, D16 |
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