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Canadian Electrical Code Review Guide- p$ K5 s+ }9 q C- h4 R, i
For the Exam of Electrician For Red Seal License- Q }" o) I8 b$ \- V
% I! G0 q% b: ILesson One
+ e5 ~ `1 k/ b% v% ?9 m8 Y6 S% BSection 0 DEFINITIONS" o9 I8 {$ T3 x5 G) F* G
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
* J' z! ~6 ^$ i! u7 G$ G! A6 CAccessible as applied to wiring methods# ]6 O5 @6 o1 p/ f( i% X4 K
Alive or live' f: ?" X9 U6 s: u! x
Aluminum-sheathed cable% n- X- U ^) _; n1 n# F0 ~. Y+ M/ Q
Ampacity% R4 Z! W# l4 ]: O! n. i; G3 e/ N+ @
Authorized person% h% w1 [4 r7 F
Auxiliary gutter: j( `# M' {; o/ s+ K
AWG
) T+ h2 o+ Q, w9 r3 w1 ]Bonding% s( M f3 T1 q$ H0 y3 i o
Cable tray6 j5 F9 O, V9 @8 ^ u
Cellular floor
& \" m) T/ U1 F- m. @; o1 i* O. qBranch circuit
2 K9 f" ]& ^+ Z* S8 SBus
' \0 [" Y. a6 k, V5 S( n4 N& _Busway
! Q1 J1 A3 ] L' h% H4 rCommunication circuit
- ?$ y0 B" M1 h3 v0 [7 Q* s: [0 ^Extra-low-voltage power circuit
. R- ^2 j A6 E9 [- c; CLow-energy power circuit
" b2 i6 a& L+ O7 C( WMulti-wire branch circuit
& G& d, _, W; B6 {Remote control circuit
, F5 R; k' l B1 d y, p/ oSignal circuit1 r; m2 n. ~) v5 A
Circuit breaker- x/ Q$ ^5 v; O |
Instantaneous-trip circuit breaker U2 k+ V- }5 c
Conductor
5 N8 {$ l y; @Conduit
1 b. O1 m; X) I; o6 C! i Flexible metal conduit
6 p: J& q: x5 T, q3 ^6 C9 D+ e Liquid-tight flexible conduit0 `% h; B; s3 i" i3 _0 `# K
Rigid conduit
- d: t/ o% U: n Rigid metal conduit
( C- C. G k& |9 {7 \4 K7 ~6 u Rigid nonmetallic conduit* H2 K& u) ]& z; G+ F1 y8 ^
Rigid PVC conduit
8 @5 S: [. n: jConnector) L0 k5 x0 Q0 `- d3 X
Box connector
) w/ M; r& u: S" T2 `( U Wire connector% `9 x4 Y/ P G7 A* i6 J
Controller
4 T$ P; t0 ^" eDisconnecting means9 W- n" O2 o% }! P, ^6 i/ w) V1 g
Dust-tight$ h: M7 X' q2 A
Dwelling unit
: K& @' \. z2 t" l$ S( D- K+ E6 ZElectrical contractor+ o% |& F4 d" O/ B3 l8 k7 m. P" \
Electrical metallic tubing& v! U$ ^( X# E7 G
Electrical nonmetallic tubing
4 ^% E t1 z; d6 c6 o5 P' xEmergency lighting
?; r8 N) c2 f1 ?7 T8 XExplosion-proof
; ?+ Y3 Q" t: {4 B# }" sExtra-low-voltage power circuit
4 J/ T& c( D/ aFeeder$ f3 ]8 l, }, X2 Y
Flexible metal conduit
# t$ H0 F! F: D0 {6 m3 u6 ?Ground5 ?* U2 U0 Y% S& w# i
Ground fault circuit interrupter
. S7 A0 u- }4 G1 U8 K+ O5 N' S8 ^Grounded! q! N) H) K: z, C
Grounding
4 j; I9 G& ]( _6 [4 }Grounding conductor7 Z, {- A% s9 V. y% u1 H
Grounding electrode
; m6 U# |, ]# A; X8 H1 N a& a6 LGuarded
% y* R" s q1 H; f; qHoistway
, ]1 r' g/ N& }3 Z5 Q& b+ ~Identified* i4 N6 G9 L9 V) S9 ?1 {, R. T
Lampholder2 ?+ E2 K' _5 _( w) g
Low-voltage protection
2 G+ x- L/ G8 Y2 k2 G; w2 N: z; X {Low-voltage release
& w1 u0 ^. B+ h; G4 A A$ J- QNeutral, l. T) I1 V7 ]& Q% w9 W
Noncombustible construction
4 M, {" ?3 O3 {9 m) _" oOutlet+ C, g% Y0 i% ?' ~: J
Outline lighting
( ~) u' [0 v; l! a0 h/ LOver current device7 Q( X( E8 o, z
Overload device
' _& s7 g U. `- x3 YPanel board6 K5 n0 X# K' m: D
Panelboard, enclosed
# X; M5 A# `0 j- }- HPermanently connected equipment
9 r6 `+ I( e+ m& }( l+ v' pPermit; U7 B1 Y, j ?4 l+ u! V
Plenum6 O& m) d% A7 \4 M
Portable as applied to electrical equipment
/ w. m. J8 y0 d \/ w6 W7 iPortable ground fault circuit interrupter9 X2 s4 y( D" N
Power supply cord7 ~: ]% x$ i/ E" E* p3 S: |7 `
Raceway) e) A1 w# q7 x3 \" f7 y
Receptacle
: I9 P* k: [# |0 y Duplex receptacle
- t/ U z( @9 Y Single receptacle& x" o4 D. l1 @) ^4 C
Split receptacle& \7 [: |$ h3 I! k, D/ ], h
Service, consumer‘s
* i# O! \% W6 Q1 VService, supply" j( u. J5 ]2 D; ]# r
Service box
- A- [1 y4 [4 MService room }5 }! M# ~: ?& G3 i
Single-dwelling
4 e# q2 Z6 o! X Q& U. O! sSlow-burning as applied to conductor insulation" B6 B: O3 B2 u8 f5 C& H# e; Z
Splitter
9 Y3 v3 @9 }( T' M7 I. Z) ?2 eStarter
, X/ |) r* f- e5 D9 lSwitch
/ A9 N# m' O$ f3 f+ t General-use switch
( a7 i8 ~4 n7 a7 O, d Indicating switch
/ t. R* O% b( {7 ^, f% A" ^) ] Isolating switch: B* Q4 ~# H1 s7 a% Z1 e& |2 ~
Motor-circuit switch/ S8 y: I, ~5 C' Y- ]& p* b8 f3 K
System5 _" Q+ @! c2 j& |0 r
Communication system
7 s0 n0 _: p6 s7 O* _ Community antenna distribution system(CATV)! {3 G7 G. R" |, C/ q# \3 M
Grounding system: x3 w }+ |0 o; P- K
Underfloor raceway
* o A; k; Z9 H# n/ EVoltage:
1 J/ m: |+ n( f& p Extra-low voltage- o9 m) e0 C' f8 Q- o! K
High voltage
- d* u, z! P( _# h7 n Low voltage* x+ e) K0 s* W8 C ~5 Y
Voltage of a circuit) p7 C7 I* P1 i) [: A# L
Voltage-to-ground
. k. u& T: {9 e! {9 X" i8 t5 EWireway
- v# Q0 ?! M7 p% r+ l1 z* E0 J# V6 C
) z0 H& V) G6 ^" f7 x3 hSection 2 GENERAL RULES
( U' m8 ~/ [ m0 M0 i! dAdministrative3 i& P# f) Q: R) v5 o# Y( M* I
2-018 Reconnection
: C- F& {3 O# D/ {5 f& }/ `2-030 Deviation or Postponement
- `; c* R# T7 x4 z9 @. STechnical General* Z( m) b8 n+ @/ T: e
2-106 Circuit Voltage-to-Ground – Dwelling units+ L" E/ ^- Z& q
2-114 Soldering Fluxes
3 v' M4 n2 J3 Y5 w7 |3 E2-116 AWG Sizes of conductors8 k0 v' e+ T9 U6 U8 n$ m
2-124 Fire spread (see Appendices B and G)+ D8 A, X. I: d8 d" b6 U1 b4 k6 O/ b
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
7 |4 Y4 M# Q& {2 M: AProtection of Persons and Property _3 u: W+ J" r* _, Y6 Q$ k" f! r0 y
2-202 Guarding of Bare Live Parts7 {- q; B3 [0 e, j
Maintenance and Operation
6 ]( U& O5 F! i, X2-304 Disconnection
9 x; v0 l( N" i' v2-306 Maintenance of Live Equipment! U2 c/ M( E1 `! t8 Q8 M- h4 z
N 2-306 Shock and flash protection (see Appendix B)
$ k9 x4 X2 u, ]: w9 J- h2-308 Working Space About Electrical Equipment: Table-56
9 Y, A6 ?1 m2 f2-310 Entrance to, and Exit from, Working Space/ }$ j f2 o7 @/ b9 I# F( B
2-320 Drainage
4 B" @5 p0 k" p, Z3 t2-322 Electrical Equipment near combustible Gas Meters and other Devices
: p8 D. O2 I5 tEnclosures
# o5 d' S" ]3 J: {. f( r2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
|# K/ i6 E# z! I$ p2 C$ g2-404 Marking of Motors: DP, WP, TE
/ f% _! y) m# |% P! \
# h1 {1 R6 Y9 c+ y# hSection 4 Conductors
5 W# K2 f; r7 V8 ^9 L: i5 M5 n! W. v4-000 Scope
1 D/ {2 |& p% o4-002 Size of Conductors: 14#, 12#3 s9 _0 [5 t x/ ]& `7 w& V. U/ U
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
6 t/ o7 F% j& n4-006 Insulated Conductors: Table 195 K4 g7 S7 |8 ~& m0 u9 h
4-010 Uses of Flexible Cord: Table 11
8 }3 Z* e- ~8 D4 G) \! H0 a" _; t4-012 Sizes of Flexible Cord( A* U2 Q9 A0 U* \4 h( P
4-014 Ampacity of Flexible Cords: Table 12
" Z% j6 \. Z, g' m3 y) _4-018 Equipment Wire
9 M: Z. e/ s7 C _, u4-020 Insulation of Neutral Conductors
! C7 s5 g/ J S* E: |$ q6 ?" i5 a2 a4-022 Size of Neutral conductor% q, g4 `* B2 A: G
4-024 Common Neutral Conductor" C' q B) X) X3 b5 V
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
( M. c9 r6 T3 d- }4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
/ p) R3 G% ?9 R4-032 Identification of Type MI Neutral Conductors0 a" t: n8 J8 K+ E
4-034 Use of Identified Conductors1 v) z. s8 E1 ? d ]
4-036 Colour of Conductors: Phase A, B, C, …
( `" I. f0 K5 v- O. G* u3 k2 U, n! G4 }: C. p! H1 V4 h9 @, y0 m
Section 6 Services and Service Equipment Q; h* X: B" O, g; A% E% c; V" ~
General/ f1 ^2 ~2 E2 p% `+ v7 N
6-102 Number of Supply Services Permitted/ r% w% p4 B* `
6-104 Number of Consumer’s Services Permitted in or on a Building
7 r( `+ G" B1 [6-108 Supply Service from an Electric Railway System
/ L6 q( U- t& v, o# E9 {; q8 H6-110 Three-wire Consumer’s Services ; J( {' o" s Z* x# k; c& O& l
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors! Z" o+ t. I9 ~8 @
6-114 Methods of terminating conductors at consumer’s service Y+ N4 E! |" C: W) V$ F: q G
6-116 Consumer’s Service Head Location9 W7 y, K6 b* C m
Control and Protective Equipment/ Z( G5 E- W; z
6-200 Service Equipment l& w. Z$ J8 E. c
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
% P) o& [6 Q! |' ? }& D$ B6-208 Consumer’s Service Conductors Location
# p0 {0 k1 B4 R0 \3 x, P' z2 \5 F6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
; O! c6 a7 M) S1 K- B1 J2 q) v/ Q9 B$ q6-212 Wiring Space in Enclosures" {# \3 ^+ T- w) G7 ^
6-214 Marking of Service Boxes
, c9 Q2 \" g! o" F7 R' C0 A# D; LWiring Methods
) g( j& a3 a, a2 E8 y9 x6-300 Underground Consumer’s Services* [) n7 d9 O+ M' D, W5 b
6-302 Overhead Consumer’s Service Conductors
1 {* s( `! ~ u5 o2 k6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable, e/ W) l/ y- S6 {+ ^
6-306 Consumer’s Service Raceways
$ w& S3 c5 E6 A3 W0 }6-308 Use of Bare Neutral in Consumer’s Service
& w6 J& }. o1 S! o! b7 V5 z6-310 Use of Joints in Consumer’s Service Neutral Conductors
F/ M6 @, J( \, q) W# M. A6-312 Condensation in Consumer’s Service Raceway, g E" y7 c3 F6 K
Metering Equipment
0 f* w k7 h) I E: o# {6-400 Metering Equipment
- G5 S3 @- `1 Y+ \6-402 Method of Installing Meter Loops/ r! l, I% t( J- ]3 b3 @
6-404 Enclosures for Instrument Transformers' R/ T* Q/ q o" ~9 F
6-408 Location of Meters- D" S) z0 W2 O: t9 R! f! P
* w! a) ~2 c7 X- xSection 8 Circuit Loading and Demand Factors, T0 Q/ i( r$ f6 |- j' ?) S5 d4 T
General
% p' M2 i- s8 i* z; }1 H8-100 Current Calculations
$ o' g& B. f7 Z, g7 \8-102 Voltage Drop ( see Appendix D)
# a9 K& N/ q0 S' n6 V& U+ g8-104 Maximum Circuit Loading
) {* e1 ~; O4 t8 V( ^8-108 Number of Branch Circuit Positions7 ?5 X" n! `) D
8-110 Determination of Areas: g" H$ m. i% k) g; A0 g3 h
Services and Feeders
& Q2 F; J( S. I+ J' n+ x! |8-200 Single Dwellings (see Appendix B)
1 s5 s# e! q, N$ ~. G8-202 Apartment and Similar Buildings
4 B; A0 b0 L% L5 n; A4 K8-204 Schools
5 Q; g" ^& G( @! H8-206 Hospitals
+ H2 d t8 ?) n8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
) X% W N; W' b) R8-210 Other Types of Occupancy (Table 14); }4 ^7 S& q$ A, _
8-212 Special Lighting Circuits
1 h4 U; a3 _ F4 e, T# \( `Branch Circuits
( X$ ?. L. u9 p8-300 Branch Circuits Supplying Electric Ranges
- u! D$ A+ t8 ?& m ]8-302 Connected Loads3 J& v# P' [1 x0 I8 ^9 X1 K
2 w" x# X7 K0 w0 w' {5 ASection 10 Grounding and Bonding
) S. L. N$ t* e/ VScope and Object
+ ^2 t( }, L4 L2 [9 C10-002 Object
/ w0 [6 p: T5 DSystem and Circuit Grounding
2 _0 M7 l( q% y( w1 u10-102 Two-Wire Direct-Current Systems
$ c; T& S4 \7 U4 a! n$ n: Q10-104 Three-Wire Direct-Current Systems
0 ^9 v4 h( `3 h% L8 \8 N4 Q% }10-106 Alternating-Current Systems
4 Q5 |0 l9 g+ p' H' d0 Z0 l6 P4 B: O10-110 Electric Crane Circuits
$ v: o4 @, E: w* L10-114 Circuits of Less Than 50 V
( _3 Q, B$ R2 _4 g, N10-116 Instrument Transformer Circuits
2 t; K9 P3 ~9 l( B% j: }Grounding Connections for Systems and Circuits4 `: M3 K3 @3 k z4 d) j' x
10-200 Current Over Grounding and Bonding Conductors0 [$ Z, X8 k2 d* w- z4 A
10-204 Grounding Connections for Alternating-Current Systems
9 d9 m6 z/ }/ O6 ?. S+ d# R10-206 Grounding Connections for Isolated Systems0 m) q0 J- W! D* v' b: I. ~9 y
10-210 Conductor to be Grounded) X( X' P+ u, @$ S
Conductor Enclosure Bonding4 i" r2 h; L$ |4 W7 \) N
10-302 Other Conductor Enclosures" p$ r. N5 ~6 W" h! B, K0 X6 f
N 10-304) Z( n! M) M$ w+ g4 t
Equipment Bonding
) c# k5 ~0 b. D+ |1 R10-400 Fixed Equipment, General
: v) z5 O. x( F; s/ B10-402 Fixed Equipment, Specific (3), (4)( O& w# J* }/ `
10-404 In Nonmetallic Wiring Systems6 r/ j# N6 c; C" `; t+ R/ d9 V% t) t# I
10-406 Non-electrical Equipment
3 y0 Q8 ~- n$ ~" O, r+ }10-408 Portable Equipment (4)(b)
2 B5 n$ n3 J0 u) [0 f7 _3 v10-410 Instrument Transformer Cases
4 O. g( v6 ^5 }1 g' v10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less2 q# U k- k, L! b$ p
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
* C0 S; S2 J$ IMethods of Grounding
9 w) D. ^3 F- V, x10-500 Effective grounding (see Appendix B)5 o- J3 j8 m3 r8 k! N+ x2 p
10-502 Common grounding conductors% B/ w x4 Y& m4 u+ H
10-504 Common grounding electrodes
- m* \2 H3 V% a) lBonding Methods" a) Q0 D. P7 `
10-600 Clean Surfaces+ d1 m; q/ C, V# M: }
10-604 Bonding at Service Equipment
: p7 u+ }: f, ^0 Z10-606 Means of Assuring Continuity at Service Equipment
9 A" c2 G: c( a( c( {& |10-610 Bonding at Other Than Service Equipment
s4 f+ C R0 \10-612 Loosely Jointed Metal Raceways9 K1 K' y3 X7 z* r% s
10-614 Bonding Jumpers Table 41; Q, x7 V) ?- \! c2 \' ?, b" E
Grounding Electrodes( o. \4 c- W9 s" |9 t6 p
10-700 Grounding Electrodes' n; f, q( W2 M) O+ T( ^& k$ U
10-702 Artificial Grounding Electrodes1 H4 _9 k! n3 W( c% C; s
N 10-700 & 10-702% g+ n9 u" L' ^1 ~
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)3 g4 y& N2 I; q
N 10-702
$ x9 J$ f* x7 T10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
" h& L! t6 a! H" HN 10-702
, k- z+ }; B S10-710 Use of Lightning Rods (Appendices B and G)
" @7 {) \1 g/ L5 U8 ~/ U0 Z- ~N 10-706& h$ Y. f# G3 ?, w l& j4 Y" ^
Grounding and Bonding Conductors Z) v& R. p; q# @
10-800 Continuity of Grounding and Bonding Conductors8 v- c' E8 u& d4 t
10-802 Material for System Grounding Conductors$ K+ M! e1 P1 @4 F# [
10-804 Material for Bonding Conductors
/ Z$ Z4 J& Y: B10-806 Installation of System Grounding Conductors
: F; _7 ~- B' m( J0 S, c. M# e10-808 Installation of Equipment Bonding Conductors
1 p2 v. y/ d( ~! P0 X2 @$ z10-810 Grounding Conductor Size for DC Circuits
9 Z4 y/ j+ t# X! Y/ [10-812 Grounding Conductor Size for AC Systems (see Appendix B): t; A7 G" j" B: ~7 a9 }0 B$ n
10-814 Bonding Conductor Size (Appendix B)7 | Y- S+ d/ C# {% ?
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
4 X8 F+ R, Y( d# |10-818 Bonding Conductor for Outline Lighting
! o2 @" g! f; q& |) Q$ S# g, x10-820 Bonding Conductor Size for Instrument Transformers
: h8 l4 ~/ [/ VGrounding and Bonding Conductor Connections
4 ? r- U! m" N0 o: p; z% ~10-902 Grounding Conduct Connection to Water Pipe Electrodes
/ y4 z9 G( ^. ^; n- N10-906 Bonding conductor connection to circuits and equipment
* n. r# Z& \5 |, F! x' Z10-908 Grounding Conductor Connection to Electrodes4 ]! P2 A* l. w
Lightning Arresters, B' V5 |' t6 U9 o/ h
10-1000 Lightning Arresters on Secondary Services – 750V or Less0 u/ K& ?9 u% T8 j
7 G8 P" M5 r' f* o) t+ q) |& R
Section 12 – Wiring Methods
& N+ K, q8 ?" QScope
- g0 X3 }$ s( Q9 @12-000 Scope (Appendix B)
) A8 `5 j- x g9 s4 F6 c7 PGeneral Requirement4 k+ k. F3 e: m8 h" f4 h4 `
12-010 Wiring in Ducts and Plenum Chambers6 {8 f6 ~4 X2 l+ P% r" {
12-012 Underground Installations (Appendix B), A) {$ r0 d+ e, C0 x
12-016 Lightning Rod Conductors6 h; \( s, }2 W* D
Conductors - General( l" z- I% Q1 T+ I6 K+ n
12-100 Types of Conductors (Appendix B) Table 19
; Z: b4 ?9 i* ]6 d2 }4 D12-102 Thermoplastic-Insulated Conductors! U" j- r. g5 p
12-104 Flame Tested Coverings
2 d2 y' h( L) R: D* Z) L12-106 Multi- and Single- Conductor Cables* B* B# j- ]% {3 t- a
12-108 Conductors in Parallel (Appendix B)
. v+ f- \/ v" j12-112 Conductor Joints and Splices
8 h. J% j2 D3 b12-114 Ends of insulated conductors% s9 \0 o" W! o- N; P
12-116 Termination of Conductors (Appendix B)
% [+ x" i5 {" T9 ^3 L$ |, F4 H* _12-118 Termination and Splicing of Aluminum Conductors
, ]5 U, _8 A3 G# R( b12-120 Supporting of Conductors - Table 21# s' x$ ^9 p# {/ }- {
Open Wiring
$ H) {; q* f7 q& V" }12-204 Spacing of Conductors5 A6 n* G& ?- k& ]- r6 R! B
12-206 Conductor Supports; I3 N5 [( w, Z
12-208 Conductors on Flat Surfaces
7 m" z% u" [* r$ E% w) b12-212 Protection from Mechanical Injury
9 j/ m& }- c+ @% e2 CExposed Wiring on Exteriors of buildings and between Buildings on the same Premises0 p# z: z. z/ S- L8 s8 p8 D- r# T& ^
12-308 Minimum Size of Overhead Conductors
1 `$ k" h8 q' o1 D3 X12-318 Use of Neutral Supported Cables6 y; n5 p- i2 j. h4 S
Nonmetallic Sheathed Cable
* \" C! T# t b$ k/ A4 F. }" Q12-502 Maximum Voltage
8 ~/ a0 a: ?+ v6 `6 N( F12-510 Running of cable between Boxes and Fittings (Appendix G)
) S0 m9 F, z. h! x( G12-514 Protection on joists and rafters) X( W/ T0 a) _: j% N
12-516 Protection for Cable in Concealed Installations (Appendix G)1 j; |) r8 f4 v. f
12-522 Where Outlet Boxes Are Not Required: S% Z, ?1 L2 i9 V/ @6 j, ]: B9 l! ]
Armoured Cable
W* E: m5 _7 @0 x: Q12-602 Use (Appendix B)
- p0 N5 \8 r9 Q/ e" W9 m12-604 Protection for Armoured Cables in Lanes9 a: l7 m; ~3 w/ |$ I# X/ z
12-606 Use of Thermoplastic Covered Armoured Cable
7 `" I2 _9 ^, C5 m- s- _5 U, @8 M12-608 Continuity of Armoured Cable
: Q, f" U4 ?! {/ {6 m2 X12-610 Terminating Armoured Cable" P$ ^" q* u( ]5 `
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems2 V& S0 |* }$ T3 ^% Y0 Q
12-614 Radii of Bends in Armoured Cables
/ |4 S) _2 N7 ^12-616 Concealed Armoured Cable Installation
7 I1 z: W1 [2 A12-618 Running of Cable between Boxes, Etc
1 }# L4 s* o, T- NMineral-Insulated and Aluminum-Sheathed Cable
" b2 j. u$ }" r) T1 z8 |12-702 Use
1 A: q, @. Q" z4 K12-704 Use When Embedded
# L& P! [2 l2 u% w6 ]12-706 Method of Supporting
" g4 M) i; \4 ?9 t12-708 Direct Earth Burial
5 V; r; b* P! R, a12-710 Mechanical Protection
( i0 S7 u, M2 U& O! d% K8 r9 [12-712 Radii of Bends+ _' h* t1 l# p1 L H/ ?
12-714 Termination of Mineral-Insulated Cable (Appendix B)! |2 @" O9 Q8 s" d2 @- E$ P, m
12-716 Connection to Other Forms of Wiring
( i& I& K8 d" _9 ZFlat Conductor Cable Type FCC
, m6 f1 I4 F0 O* o# P) `- F12-804 Use Permitted! u+ z+ R" j7 f6 r8 y0 v; e3 N
12-806 Use Prohibited
h! C b7 o0 j5 y3 [4 M" w! I12-818 Anchoring
, N) ~6 a F/ s# q! ^4 E9 L# O/ o2 W12-820 Crossings3 j8 g% I* C+ s, U
Raceways - General6 i7 t# o1 \9 Z; ]7 E
12-904 Conductors in Raceways
& h8 t. v$ I" @8 [4 x0 W! R12-906 Protection of Conductors at Ends of Raceways
0 d5 W( [5 S+ P+ p- \# z12-908 Inserting Conductors in Raceways
+ V' G& d0 e* Q0 }12-910 Joints or Splices Within Raceways
/ D" {$ i) x% u" H8 A6 K/ }12-912 Stranding of Conductors
( S, {. E( {" f6 s6 o- C12-914 Electrical Continuity of Raceways1 P1 O+ E* F2 `( c4 p
12-922 Radii of Bends in Raceways
O. J& l6 k6 p6 ~" R5 Q; O1 tN 12-922 Radii of Bends in Raceways Table 7+ f$ W/ ^0 I0 [% k' f5 b9 N4 D' L
12-932 Protection for Raceways in Lanes5 p5 \, ]! p2 v: q4 v* Q( i
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B) B2 C& r+ Y4 m$ J# s8 U6 N
12-938 Capping of Unused Raceways) Q8 ^2 {2 k* i2 h" m& ?
12-940 Maximum Number of Bends in Raceways
* l9 l$ w$ e0 t6 G2 l$ l. bRigid and Flexible Metal Conduit
* ?# {+ G K$ i% q* |3 k12-1002 Use7 m2 U/ B+ \ G) C- d+ L7 u& s
12-1004 Minimum Size of Conduits! Y) l8 G$ ~+ D( C
12-1006 Conduit Threads (Appendix B)8 Q. s# M5 J3 y' t
12-1008 Thread Engagement, y8 j z4 @; L; f) {
12-1010 Maximum Spacing of Conduit Supports
6 z6 S. e* d: M2 L T12-1012 Expansion and Contraction of Conduits (Appendix B)
! C& t" h/ p6 L6 ~" \12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 ! r- F* A3 ~& M1 G
Rigid PVC Conduit and Rigid HFT Conduit. S0 K; c5 N5 B) b* z* u
12-1100 Use; M( P4 R8 N; ~, g) Z0 H
12-1102 Restrictions on Use
) _: _5 b7 _8 Z5 N* ~0 }12-1104 Temperature Limitations (Appendix B)2 I0 B4 A- s. T
12-1108 Field Bends (Appendix B), (2)! g, `3 @; I# x4 k7 C9 {
12-1110 Support of Luminaires
! i4 U% U6 `0 T12-1112 Fittings
% P( E. W! t- @* L& Q12-1114 Maximum Spacing of Conduit Supports
6 ^' Y# t5 H+ L+ _+ \12-1116 Support of Equipment
! Q# Q6 k- \, q, S3 Z3 v' U12-1118 Expansion Joints (Appendix B example)& W" j* f6 E! H- j( @9 g
Rigid RTRC Conduit. a3 M3 n$ c5 n. X# n5 N
12-1210 Temperature Limitations
& p5 p" j) R, j12-1214 Expansion Joints (Appendix B)$ U( y/ e l8 l/ U
Liquid-Tight Flexible Conduit
* X6 }. ^( W* D' E9 V) x2 _/ W' A r# ~12-1302 Use of Liquid-Tight Flexible Conduit6 f, h) M0 V8 i6 H, D* ?6 i
12-1304 Maximum Number of Conductors
4 M& h& S$ [; h0 o2 K# b3 \12-1306 Provisions for Bonding
" j2 `* t. T- H; R9 S& EElectrical Metallic Tubing
' Q3 J) H; ^/ [/ B- q* y: {3 a, p6 l12-1402 Use! H( j4 U$ Y' C0 h1 P! O& E
12-1404 Supports
( p) Q5 m( |1 v; x2 A4 g3 e2 n12-1406 Minimum Tubing Size
4 |: z7 L3 m$ ?4 i+ ^) g12-1408 Maximum Number of Conductors
+ ?' j6 J' I! T; P12-1410 Connections and Couplings
, Y( c& S" o9 X" K7 |12-1412 Radii of Bends in Tubing) H y: k6 I% J" L! U2 e
N Table 7: W4 U U- ~ r& b0 v
Electrical Nonmetallic Tubing
* l: w+ t6 f* d3 e0 A0 p3 i12-1516 Provision for Bonding Continuity F0 L; B$ m' b& x
N 12-1514
$ V% K; p# @3 y! n/ ASurface Raceways) z2 p2 d7 P6 Q) ~
12-1602 Use of Surface Raceway (Appendix B)
# U' }0 V: z" M5 V' ? T- a12-1604 Temperature Limitations
7 v" q2 } `! S0 h' S, X12-1606 Conductors in Surface Raceways (Appendix B)7 Z, V" X7 c J( n
12-1608 Maximum Voltage
9 A4 x! U2 Q( a) s! a* k: g2 G6 q12-1610 Joints and splices , v/ a- K0 o' e$ ~9 C3 } [" U, R
Underfloor Raceways" l- E: R7 C4 @& J" {' ]( k
12-1712 Discontinued Outlets in Underfloor Raceways
( g: k+ P) v; N7 d1 c2 {$ kCellular Floors
/ L* m+ t n# I12-1804 Maximum Conductor Size in Cellular Floor( x3 C" T6 B" s5 g: ], T
12-1820 Cellular floor discontinued outlets
9 F( l4 [0 X# f1 \. q# IAuxiliary Gutters$ q1 \; g1 W0 x( p9 l) X) k
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
' t9 |$ q+ z# M% ?* z. b3 M# A) l12-1902 Auxiliary Gutter Supports
' K3 L: O* z2 A7 i/ ~' z4 ]+ N12-1904 Auxiliary Gutter Cross-Sectional Area0 J @3 J- P! @( W$ a# O% U
Busways and Splitters6 v6 w( [2 a0 O* O
12-2004 AC Circuits in Busways and Splitters# Z6 ]$ b" c6 q+ a: I" [, i
12-2006 Busway and Splitter Supports
& U1 o2 x. `7 N% U- l' f7 }- S12-2008 Method of Installation of Busways( Q9 p3 ?3 W7 w% X$ e, h
12-2012 Reduction in Size of Busways7 q5 U2 m+ w, X" D- s& c5 s) }
12-2014 Length of Busways Used as Branch Circuits
) t, H) r% b, r: m- F; q) C' [12-2018 Taps in Splitters
, [# V6 g/ ]5 o. qWireways
% y; k$ |- P3 x9 z. F+ Y12-2104 Conductors in Wireways
. ^4 s) p) p! i- S o12-2106 Taps and Splices in Wireways
9 R- u6 L" \, q) p" J Cable Trays
+ y; ?5 a4 K' C4 d1 ]* i0 i0 g12-2200 Method of Installation (Appendix B)# f9 P# O, I: g' t
12-2204 Joints and Splices Within Cable Trays* B( Q, w9 P) x: G& V! ?
12-2208 Provisions for Bonding$ G' p1 O3 }; J2 @, a
12-2210 Ampacities of Conductors in Cable Trays
: E5 a3 T% I0 qInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings4 [8 [# v% |6 Y7 z/ t0 {2 W- W
12-3000 Maximum Number of Outlets Per Circuit' i$ h E0 k) A$ C# z! @0 q
N 8-3041 Q* ~5 X" g& l9 E1 }4 k
12-3002 Outlet Boxes (Appendix B)
# P5 s. ]: [/ m; aN 12-3000+ d% b/ i2 D# O6 E
12-3004 Outlet Box Covers E2 c$ m0 d" [; s$ E* ~0 e
N 12-30028 K+ n) {( O8 f( q
12-3010 Boxes in Concrete Construction5 y) v. J3 B' v+ ]5 O
N 12-3008) L" a; x" M9 c5 W& s
12-3012 Outlet Box Supports
# p5 A \( w4 c" x, HN 12-3010) ]2 X; s- T* y6 k( _
12-3016 Accessibility of Junction Boxes
, ^+ a2 n( N3 g" Q! E9 y( M: |N 12-3014; _$ f5 o* V& m( [# H
12-3018 Flush Boxes, cabinets, and Fittings( d; ~) ]! T: F1 n' D
N 12-3016
% F; {0 v) E2 ^" p% @3 h12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) 5 T9 Z. J& n! S: ~% {
N 12-30223 {& g2 I1 e( C" r+ g# n+ d
12-3036 Maximum Number of conductors in a Box - Table 23. O C- x( p0 A# R2 ~: d }1 b
N 12-30346 v$ `' L3 I9 v" ?0 Z
12-3038 Pull Box or Junction box Sizes
7 R% k0 ?# B2 WN 12-3036$ ^5 b4 p# F1 B" X, t
' C2 s0 F& h3 ~/ @3 V
Section 14 Protection and Control
o! y5 x) M1 s& F1 yGeneral Requirement
q, D" Q" T0 ?6 v; w! {* S8 K14-010 Protective and Control Devices Required
1 {" X7 X/ @% O" F8 S# X14-016 Connection of Devices
6 v+ B4 o4 K9 Y8 f W2 v$ _' [ Protective Devices – General+ K& c) m! M# I: {
14-100 Overcurrent Devices Required) { P' Q7 z/ d# T j6 I% ~7 T
14-102 Ground Fault Protection (Appendix B)0 l/ P2 a+ _% Q% ~: ]6 i' S9 I
14-104 Rating of Overcurrent Devices (Appendix B) Table 13. H2 [" e& X* r! _ l2 p/ b7 N& n3 D0 `
14-112 Overcurrent Devices in Parallel( m) E T: M. k2 E# l" D
Fuses
' K6 v) u4 U+ L1 B) I! @14-200 Time-Delay and Low-Melting Point Fuses9 [' Y( Z1 ?$ `1 k
14-202 Use of Plug Fuses
, c# p3 X4 Y& l' _14-208 Rating of Fuses" ^2 i) {. Q9 `* S) W1 f
14-212 Use of Fuses (Appendix B). r: h' F, D( v0 Y" d& B
Circuit Breakers
, L6 q7 E; p# B; k14-300 Circuit Breakers, General3 H. T! {+ Z" Y8 d( a0 U
14-306 Tripping Elements for Circuit Breakers, r( [: T( `( F
14-308 Battery Control Power for Circuit Breakers, `3 m4 y6 n u! r
Control Devices - General
: R9 d7 F* N6 \4 u3 v14-402 Disconnecting Means Required for Fused Circuits
0 S4 ~5 ^- j3 F6 R- ?3 U, o/ aControl Devices - Switches
9 S+ N' U7 l; H9 s M14-502 Mounting of knife Switches
* V9 _* o+ `3 }1 K' J14-504 Maximum Rating of Switches
% T4 E+ p; C/ l3 E$ B14-508 Rating of General-Use AC/DC Switches (Appendix B)( T v& @$ i: ^! S5 _4 q1 }" |
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
" D% `& B8 V! |3 VSolid State Devices
/ s# m9 T1 v; }14-700 Restriction of Use
3 b6 |& \5 F: `) f2 j" Y14-702 Disconnecting Means Required
/ x! W" B$ ?8 q8 L& s8 [
4 t. k" j0 _7 f# O( g0 B% x, bSection 16 Class 1 and Class 2 Circuits
; C' k9 S* M5 ? K# \$ IGeneral2 V2 N i4 }- r3 x5 v% |1 S) K9 V& R
16-004 Class 1 Extra-Low-Voltage Power Circuits0 L+ a" S8 k, x! G& w) Q
16-006 Class 2 Low-Energy Power Circuits! D: B" `8 H n
16-012 Circuits in Communication Cables/ X: y$ C6 P; n. g9 t" B. }( a6 |
Class 1 Circuits
! Q# ?3 R& F5 {; @4 e- t16-100 Limitation of Class 1 Circuits
, J" y( x, {+ r16-104 Overcurrent Protection of Class 1 Circuits
2 }1 a0 l/ g5 h( v( @" z8 m7 N" D16-106 Location of Overcurrent Devices in Class 1 Circuits, ]; R1 N: r+ @, d* j
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
# ~% C; Q4 f7 `# T16-110 Conductor Material and Sizes
( v+ {4 o4 l1 u& a: ~4 c16-112 Insulated Conductors for Class 1 Wiring
& e7 a, A# [/ r/ i) ZClass 2 Circuits
) T4 Z% H! m$ S8 t$ L) ]( t16-200 Limitations of Class 2 Circuits (Appendix B)
3 q: j3 a. M' q+ M# w4 c) }* K16-204 Marking
& G. X' b+ L) W16-206 Overcurrent Protection for Class 2 Circuits; e' L5 K; I: m
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)" f5 p, m! d4 z. b
ELC: extra-low-voltage cable
1 ?: P& g9 e6 p1 M16-212 Separation of Class 2 Circuit Conductors from Other Circuits& N& m* j" f, n+ N
+ C! D5 G. Q# B: R4 I( ~
Section 18 Hazardous Locations
1 w2 i: |8 I' ?+ dScope and Introduction2 J: D& @* n) [
18-004 Classification
5 g! X$ x0 L, R: N18-006 Division of Class I Locations (Appendices B and J)9 f5 U5 I2 H- R/ B: W* @ j; X
18-008 Division of Class II Locations (Appendix B)
( @5 h$ o, H8 O6 Z18-010 Division of Class III Locations (Appendix B): y! I; j: P6 K6 L
General
9 x& k- @ B+ d, p) u18-062 Metal-Covered Cable (Appendix B)% |% N3 g# P2 p& l# `! i
Installations in Class 1, Zone 1 Location
4 C& U% r# n7 N9 D) J8 B18-108 Sealing, Class I, Zone I (Appendix B)9 I; b7 J! T: G/ r& E( c& A/ K
, R; v/ U2 [, h9 W3 bSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars" ^* m2 r& e% b7 ]$ M! }( H
Gasoline Dispensing and Service Stations2 x. d( I- x1 [9 ?; E, c1 Y
20-002 General
/ |! I* p1 `$ b: h- H2 A, Y H20-004 Hazardous Area (Appendix B)
# F4 ~6 [. q5 L0 R/ ^0 U6 S qPropane Dispensing, Container Filling, and Storage
9 m C% h; x( g8 O7 c# m" _6 w20-034 Hazardous Areas - Table 63. S9 p: N S( z0 G( x, f
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
& L) c }+ A* C20-062 Hazardous Areas
& C6 k+ A5 x6 g0 p% T( _Commercial Garages – Repairs and Storage
" c( w2 g2 Z. w: P20-100 Scope, y/ f' w' A8 i. _3 f7 e: G
20-102 Hazardous Areas (1)
( h2 F6 \- Q0 w# ]/ e! d8 z! T
3 y1 c# J# J1 c: c; g1 k3 i1 ^Section 24 Patient Care Areas
! b) @" h3 N# ^- p24-000 Scope (Appendix B)
# m5 R4 @ g" N( o1 \24-002 Special Terminology (Appendix B); R1 ?8 U7 t3 ?/ G2 c# r" T! \5 N
Patient care area& q# t/ k2 h4 p% e
Patient Care Areas
$ a1 |. V) M& j: j24-106 Receptacles in Basic Care Areas (Appendix B)
8 L) k4 ?' y) {- X* G2 J# bIsolated Systems
, m, D9 r) T( s0 H# d: c3 R2 L24-204 Single-Phase Isolated Circuits (Appendix B)
9 |; ?8 f! L6 i6 E24-206 p$ F8 I2 c5 N8 G
) Z; ? q$ t3 g- N6 w
Section 26 Installation of Electrical Equipment
: N, r6 L* C" X L7 h4 `2 hGeneral: D- U5 l2 i5 ?$ w. q- k) [& S
26-004 Equipment Over Combustible Surfaces (Appendix B)
9 w% F+ S K: {! \; Z9 l( Q) K26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
6 b6 s& v3 J5 H+ |6 |1 X/ I3 X1 O Isolating Switches
# ?; j" Q5 ^! ~26-100 Location of Isolating Switches) g& Z+ z8 g2 L4 s4 M
Capacitors
$ Z! q* W4 D8 d) G+ ]9 ?26-204 Guarding of Capacitors6 [& S* V# ]3 r7 k; M
26-206 Grounding of Capacitors0 }" y! P) ?% h
26-208 Conductor Size for Capacitors
! V) _' Q: [: ~/ d, S26-210 Overcurrent Protection (Appendix B)
* R: E9 W& ?1 w26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
, e7 g* w! R9 o% N' l1 u( r- ?) R) F26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits6 H" E) E9 P" E1 g; H: \% q- [
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits7 D3 |9 B6 E$ T
26-218 Special Provisions for Motor Circuit Capacitors
1 l) [ W" r& v! w. O8 @; _. W26-222 Drainage of Stored Charge of Capacitors
; t2 ~1 v3 u5 {# ?) g% U7 pTransformers
/ v9 O$ o' Q+ S7 A$ b( e4 U/ z26-240 Transformers, General+ \" D$ r: h6 `! y0 S
26-242 Outdoor Transformer Installations
7 V% k' Y( ^7 [3 R1 Z9 c26-244 Transformers, Mounted on Roofs (Appendix B). r: w) E$ W% y. C
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
5 `$ N8 P }2 a! S) A26-248 Dry-Core, Open-Ventilated Type Transformers
% M/ ]3 B, D6 s7 n( |9 f- c26-250 Disconnecting Means for Transformers
* d# i- f7 G' y2 [2 O' f26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
# i% Q8 z) @% D9 L26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers3 l3 I, k( T- T7 n; b
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)0 @/ q5 Y! Z4 a& l- w$ ]1 q
26-258 Conductor Size for Transformers
6 f0 _+ E1 Q6 ~26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)3 m9 T' f$ ^: h8 v. h- S
26-262 Marking of Transformers- p3 E" l) _% W+ B9 {, e
26-264 Auto-Transformers2 F( S$ J/ E# h1 K0 h9 ]
Fences
8 O, `, r# T( @9 W26-302 Clearance of Equipment - Table 33" W7 ^4 T$ W5 `* u, B8 m. v
Panelboards! }" F" Q% N, O
26-400 Panelboards in Dwelling Units (Appendix B)8 y9 _7 G2 A( e0 F) A
26-402 Location of Panelboards (Appendix G)
$ i5 ~# _ F5 }! RLightning Arresters, Y8 a5 y; Y0 T0 @* Y3 j3 {
26-508 Connection of Lightning Arresters
\8 F5 ^5 b, OStorage Batteries
4 [1 r: S% F" d5 a6 O26-542 Special Terminology" E) ?3 e6 F% P4 Y+ j7 y, K& }% l% o
26-550 Battery Installation4 ~0 B% I0 ]$ Q/ F
26-552 Wiring to Batteries1 A) A1 f$ c- i
Arc Lamps0 C, |* ~% \$ Y( {$ U& f
26-600 Location of Arc Lamps
# ]% z$ W- p- Q, X$ [9 J* }26-602 Conductors to Arc Lamps
7 w' s& J# [; S; j3 e$ B26-608 Globes and Spark Arresters% P. F3 B# Y! H5 H
Receptacles$ p7 _% U( W) G) H4 P
26-700 General (Appendix B)3 E& `3 c9 [- K5 ^
26-702 Receptacles Exposed to the Weather2 Z( n: j. `) p7 C8 a
Receptacles in Residential Occupancies8 {/ i) I# K. @4 m
26-710 General (Appendices B and G)
* ]+ T Z1 I' G3 b! j8 _6 }26-712 Receptacles in Dwelling Units (Appendices B and G)
8 o9 j3 C4 b/ p26-714 Receptacles in Single Dwellings (Appendices B and G)3 \- A; Q, x0 ^# q& H# Y; F6 @9 u+ |
Branch Circuits in Residential Occupancies: f1 \" \, `, z
26-720 General
0 \ `; c% ~. h, H- _$ Y26-722 Branch Circuits in Dwelling Units/ J# L) \( m/ Y) ` V5 w
26-724 Branch Circuits in Single Dwellings
/ H- M# j, Y# y3 L8 F2 {26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
. _& j* J0 B* l9 w$ @N 26-720 (F). V- s' ?3 c" h. N
Electric Heating and Cooking Appliances s3 i- x( C. m! Q i
26-744 Supply connections for Appliances
P$ T4 d- G; Z4 C" R26-750 Installation of Storage-Tank Water Heaters- z. V; P+ Q) b6 r' ?! a( X
26-752 Infrared Drying Lamps
1 Y! B/ J5 P; i! c; B
1 [2 H7 h" _% n3 }' bSection 28 Motors and Generators
( U3 i# I# c3 L% X# F% b: Q: FGeneral. P( X; M+ n4 K7 X+ o
28-010 Special Terminology
; _. X! ?- P8 tHermetic refrigerant motor compressor
2 @4 s6 o. o o! ], eLocked rotor current rating
7 b; H: H7 [0 S, vService Factor
: E9 @+ ^+ P$ s: t1 hTable 44; Table 45; Table-D2! Q0 h; W" N x) w& A& ?
Wiring Methods and Conductors
/ m6 |6 v5 d% @3 b X28-102 Portable Motors+ @8 i" h" P: U! @
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
1 G: S% }/ J: g& f28-106 Conductors, Individual Motors$ Z1 ~6 s. o( k( j
28-108 Conductors, Two or More Motors) t' h* O* v/ d# s u: I
28-110 Feeder Conductors `6 Y! z+ ?8 d) u8 S* L
28-112 Secondary Conductors
3 ~0 p7 m. J2 p5 a# [Overcurrent Protection0 |3 [# |1 W* q' J
28-200 Branch Circuit Overcurrent Protection9 B3 g1 F# }6 b0 r8 ~. \
28-204 Feeder Overcurrent Protection+ I8 A7 _# g9 `, V+ d0 |- d6 @
28-206 Grouping of Motors on a Single Branch Circuit! b _9 I5 u9 w8 h6 t( H
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
) ^4 G* G# v& M1 `5 k0 W2 aOverload and Overheating Protection
$ e" ~( H& s5 |28-302 Types of Overload Protection ^% s* T1 ^9 P+ o, O
28-304 Number and Location of Overload Devices (Appendix B) Table 25
/ j* W& N' @# m* K28-306 Rating or Trip Selection of Overload Devices (Appendix B)! L E$ e' p" \& ~. V" g
28-308 Overload Protection Not Required6 x6 Y9 L3 ]! K; d
Undervoltage Protection
/ U& ~' R& r; z# e8 T28-400 Undervoltage Protection Required for Motors (Appendix B)
5 }+ w6 a! Q- O0 Y' b; T7 NControl
( L1 s' W5 S: f; m0 |28-500 Control Required, p$ J- h; c$ M7 F
28-502 Control Location
! ~+ q$ A5 w5 w0 [7 [9 x# n28-504 Starters Having Different Starting and Running Position m$ ?4 ]5 k( ~
28-506 Grounded Control Circuit
~3 S4 Z* f! N/ [3 V' o) v$ `Disconnecting Means: s* v2 L; X! Y) K U
28-600 Disconnecting Means Required
5 V) y J+ @" e% X28-602 Types and Ratings of disconnecting Means (Appendix B)+ {3 `% E0 N% @
28-604 Location of Disconnecting Means
% X% Y/ R* `, @+ d$ x# ? Hermetic Refrigerant Motor-Compressors
1 a w: @3 R( t; Y+ \& I9 }28-706 Conductor Ampacity
" V4 u- S' H- G1 d& c28-708 Overcurrent Protection
1 h2 S1 S; V2 G, V) q28-714 Disconnecting Means
/ p6 |4 ^0 O% i& r$ q- \5 ZProtection and Control of Generators: |, O9 ]2 P, B4 D- z1 A# D
28-900 Disconnecting Means Required for Generators
7 H; e# A6 l2 C z9 N- p1 d28-902 Protection of Constant-Voltage Generators$ ^7 V7 _! C5 y0 a! o# P$ w
28-904 Generator Not Driven by Electricity) m3 q' K4 M: w" |
28-906 Balancer sets
8 C5 h- v/ a% B) r- w: I28-908 Three-Wire Direct-Current Generators8 D+ h8 r3 j. P$ f; P4 X- @; R
! J+ V2 O8 l+ b7 ~# B9 KSection 30 Installation of Lighting Equipment: d! W* s' z8 M( w" C0 z9 Q
30-002 Special Terminology (Appendix B)
9 ? ~9 g& I$ U- i6 s: \0 O1 F! VGeneral
9 i: @% |6 w+ p; D30-102 Voltage, ?9 \& a. f* _1 b* a0 E
30-104 Protection (Appendix B)
?" n3 ^8 d; d% W1 w% s30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment) }4 s ?. t3 U
30-108 Polarization of Luminaires% z- ?& `; ^) [
30-110 Bonding of Lighting Equipment
5 H' D% H* H MLocation of Lighting Equipment+ M% l8 r5 @. e
30-200 Near or Over Combustible Material! c t" J% K) r) i# Q9 l
30-202 In Show Windows" Y6 G# O6 Q' M; R
30-204 In Clothes Closets
9 @. J- ?& I% h X; oInstallation of Lighting Equipment
+ m5 n0 l# N. Q3 D" I30-302 Support
; g9 [9 f+ F4 J m' {! m6 B30-304 Outlet Boxes to be Covered' |3 A, J0 b# y. O
30-308 Circuit Connections- x8 _9 ~7 c/ j" D( X9 {
30-310 Luminaire as a Raceway- @3 V9 t& O r3 j6 z
30-314 Minimum Height of Low Luminaires: X( S: U4 l& T$ r3 d6 O
30-316 Luminaires Exposed to Flying Objects
+ n5 R" r# R k30-320 Luminaires in Damp or Wet Locations% N$ T' J; U3 K, o$ e
N 30-318
- x+ b. s2 [% G1 i- z3 ]) pWiring of Lighting Equipment5 W4 r- T% e4 m
30-400 Wiring of Luminaires
5 N: f- @6 S6 q8 J30-402 Colour Coding
1 F( s: ?7 v p: e2 n3 C5 Z" ?! L30-404 Conductor Insulation, x2 h" C( F0 s8 Q% ]
30-406 Conductors on Movable Parts" l) w! ]0 a9 i3 q2 E
30-408 Wiring of Ceiling Outlet Boxes- R( w$ }. F( [4 T$ D4 c0 J2 W) m
30-410 Wiring of Show Window Luminaires
7 r! ^; \6 l c3 k: S30-412 Tap Connection Conductors* V% g( I3 i* X3 i
Luminaires in buildings of Residential Occupancy
4 r1 _; W: i2 M$ c. k/ ?: E7 k+ A30-500 Lighting Equipment at Entrances (Appendix G)& S% w% j; `" ?2 T
30-502 Luminaires in Dwelling Units (Appendix G)" a& u6 n: H4 y. o
30-504 Stairways (Appendix G)3 R/ U; ~5 B; T H: e: N
30-506 Basements (Appendix G)4 C8 R4 _# S8 o" w! r% W
30-508 Storage Rooms (Appendix G)
: q9 {( H/ p5 a' I/ ^; ^1 |30-510 Garages and Carports (Appendix G)
# F% }& k2 Q! r0 `7 C3 s9 OLampholders
, d0 U0 P* m) u/ i7 q% n3 P6 _1 U30-600 Lampholder rating with Incandescent Lamps: t( |; l/ V/ p* S+ P' h, Q& \* I
N CANCEL
0 B3 z$ l- V( q) a) ^) y30-602 Connections to Lampholders
f; x8 }: J+ B- L3 ~ W* pN 30-600. Q. }1 c8 h, B
30-604 Switched Lampholders Used on Unidentified Circuits
8 W' [3 P |- Q" ?$ w) M, R/ TN 30-602' U9 K" @% m. _& W: d& A% }
30-606 Switched Lampholders with Pull-Type Mechanisms
: b5 ]. O4 B( {( ^N 30-604, m( {" }7 l! V" v; P% d
30-610 Pendant Lampholders
Q1 I, R: o8 T7 P$ HN 30-6085 C9 y8 F# r* N1 }" E4 j% J: W
Electric-Discharge Lighting Systems Operating at 1000V or Less& W# J) R9 q8 G: A9 G- P! ?" K6 b
30-710 Control (Appendix B) V$ M x0 ^' r& Q- l+ t) X1 e$ h8 y
30-712 Branch Circuit Capacity
& J3 T# V" l( u, l$ Q# e# [" IElectric-Discharge Lighting Systems Operating at More Than 1000V7 O+ L) V8 {9 X% ^, [7 T- P. J' C
30-802 Voltages, Dwelling Units c4 B/ c- v% [- i U$ {% T
30-804 control (Appendix B)
! q% y! _5 g6 _; G) X7 j( {3 ]Recessed Luminaires (Appendix G). {: T* z$ \- k2 P. N, \1 h% K
30-902 Spacings for Non-IC Type Luminaires1 [* D9 E/ ?3 A& w+ y7 G2 E, e
30-910 Wiring of Recessed Luminaires (Appendix B)
8 `& V4 n. F! MExposed Wiring for Permanent Outdoor Lighting
7 G# i* P6 w9 |' P" o/ _( L! ~4 E* f30-1120 Branch Circuit Loading and Protection
* ~$ S4 t* Q# S9 NExtra-Low-Voltage Lighting Systems
( ^2 L8 U% y8 K/ z- c30-1202 Sources of Supply
0 e! u; t' F2 [$ d- P# ~' C: |9 e4 q# U" i! x$ Y' H5 Y
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
0 r) T7 v4 a7 `4 u+ x( k% O* KFire Alarm Systems8 u8 D; |. u4 ^
32-100 Conductors
+ p* ~2 \2 f) I32-102 Wiring Method
$ a* t" R' f9 w3 q% `/ k- Q0 i: t; }7 T32-104 Equipment Bonding" f f$ t: G) W5 M5 a# M3 S
32-106 Electrical Supervision8 r ~4 L9 E/ y
32-108 Current Supply2 o8 ~. L9 f6 n. c
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
# ]3 x* l- H& F9 R# nFire Pumps& s7 f, f4 _. m6 {/ R$ S9 ~: N
32-208 Overcurrent Protection (Appendix B)
$ A1 O0 O2 H9 o+ sN 32-206
0 _/ i7 X$ h; k5 v+ y1 x$ ]32-210 Overload and Overheating Protection (Appendix B)
, P& x* Y: A- n' v# b( ]32-212 Ground Fault Circuit Interrupter (Appendix B)
7 s' K( h7 N+ a7 Y+ w
N5 y0 Z! p. b8 fSection 36 High-Voltage Installations
% C6 S1 {% P: M6 [- BGeneral
4 Q( j, q4 T. e" s4 z36-000 Scope (Appendix B)1 {: y' `- b3 X- h3 U- z
36-006 Warning Notices+ g7 ]" [' Z5 Z; R; s, {, g- [, ]
Wiring Methods6 ]) H9 r. o" G. I) w( Y
36-102 Radii of Bends
. G% @% u! C6 V y1 F$ V36-104 Shielding of thermoset insulated conductors
" w5 j" E+ o; Q5 u/ r6 E% l36-108 Spacing of Exposed Conductors (1) table 30, table 31
|& _2 w1 \' B! \+ x# s36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 343 j8 `7 [( m- e! ?& }* \+ ^# v
Control and Protective Equipment
' O5 F& W; y! c0 e. c- A7 b36-214 Disconnecting Means, Z, y( ^7 E' N% D1 R' Y( i
Grounding and Bonding& C5 q" w& V8 v. f( P
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections! h( z* {8 X: m) f
36-302 Station Ground Electrode (Appendix B)# t3 m# c7 {, @. x+ C: f- q
36-304 Station Ground Resistance (Appendix B)
! X, E# z9 @7 m7 w! }36-308 Connections to the Station Ground Electrode (Appendix B)# F7 z9 N+ W+ {) k! J/ o; E) i
36-310 Gang-Operated Switch Handle Grounds
' a0 B( \3 {- Q) g H- o( F36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations" J9 O' `9 e5 x
. T6 ^) E: T: P" _- s2 F
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment5 Z+ e* f$ N. k4 _- s
38-002 Special Terminology (Appendix B)
- n' t t' T" M38-003 Voltage Limitations (Appendix B)' w" L/ ?+ j9 g
38-004 Live Parts Enclosed# i% c. z% T2 q* s0 f' p, {4 n
38-005 Working Clearances
n7 T$ n/ [1 z! p5 b5 s T( v38-011 Insulation and Types of Conductors, n2 f# }5 ^" ~- v1 x
38-012 Minimum Size of Conductors
: T3 I1 `+ ^2 |$ m6 K4 R
4 n7 x. r/ U! I' @7 i5 H/ kSection 40 Electric Cranes and Hoists
8 o& _! W% Q9 d$ B40-008 Disconnecting Means
: X5 ?, l( H& Y' B40-010 Main Contact Conductors
6 ~" ]/ k1 p& f7 e. r. ?! O1 ]! o& C# n9 \4 {* X
Section 42 Electric Welders
# \8 Z" Y; S0 f- J' p& qTransformer Arc Welders6 Y" F9 k# K6 p1 A
42-006 Supply Conductors1 d7 ?+ m7 M$ j- ~2 @( [# a
" o# f9 D& N" USection 44: Theatre Installations# ]* d7 w# B K& b2 Z
General. K( ?; b3 }; T* L% T1 B* T; N
44-104 Number of Conductors in Raceways
# k7 E& x% H+ a' Q( i8 O5 o; W6 {: a2 N44-106 Aisle Lights in Moving Picture Theatres4 p7 R$ `; B( U2 V/ p
Fixed Stage Switchboards
3 V6 B+ X5 L7 i& \8 L* E# m" j44-210 Overcurrent Protection
: u' H5 z& O* `0 D% fFixed Stage Equipment
5 u: N$ Z, }! \4 }44-324 Receptacles in Gallery Pockets
: G& d+ k$ E$ v" b, @44-326 Receptacles and Plugs
: J$ C, L6 f$ n/ ~
; l+ [; h" L: Q. `4 `7 FSection 46 Emergency Systems, Unit Equipment, and Exit Signs3 e$ g$ l" W$ D2 |) [3 Q
General4 E& A% \8 j; S2 Z6 p4 G
46-102 Instructions. f! E. [, V" a" v/ v
46-108 Method of Wiring (Appendices B and G)
?) R" O! Z4 U. @Emergency Systems: u$ {5 D( p/ n3 {* V2 T" T
46-202 Supply (Appendix G)
5 g# s4 m' S. f k3 L' i, r0 Y46-204 Control
( u- G' l+ H* i46-206 Overcurrent Protection
# p' ^8 j& O! W& Y8 k% J! n7 j2 ~4 D46-210 Remote Lamps
+ n$ ^$ A( g0 ~! k. I+ h& J" bUnit Equipment: {0 o! N2 `( U$ [/ X! j8 H
46-304 Supply Connections
5 e, I P- o: u9 H7 R46-306 Remote Lamps (Appendix B)
1 |+ b) B0 P: l0 M% s' EExit Signs
. E$ ~6 ^$ g2 d( @+ {/ Q46-400 Exit Signs (Appendix B and G)* L# i$ ~2 i* V4 B+ ^6 \8 F. G0 ?7 ^
# z# I6 R& v* s a, wSection 54 Community Antenna Distribution and Radio and Television Installations
- s- \4 \4 r* `54-000 Scope7 Z) g/ d! s8 {1 d" F
54-004 Community Antenna Distribution (Appendix B)+ O) A }% _/ M# y- g9 d8 a
Community Antenna distribution
4 E2 W0 D6 L3 `$ n/ [# K+ C54-100 Conductors
& q; w5 t5 C, `. [4 B2 Z a1 }) E0 k54-102 Voltage and Current Limitations (Appendix B)9 J& n6 F c* a. M. y4 |3 N9 L4 F2 U
Protection6 O1 b* I5 O7 K- j; J
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)( b7 A% b) Z9 \( [. ~
Grounding
- C- e& I8 _! N- N- m) i! P& s. W0 T54-300 Grounding Conductor5 z) h& d! g. z1 a# f# F$ b
Conductors Within Buildings
& q" [4 p% v' i! p7 ^54-400 Separation from Other Conductors0 A, s: T) a! h* P# c2 b
Equipment
2 \4 \( s3 s0 [- ?4 m/ w- {8 P5 M9 M54-500 Community Antenna Distribution Amplifiers and Other Power Sources
" a: {" ~+ A; p54-502 Exposed Equipment and Terminations6 Z2 x+ s v4 X# g1 [. }) r/ [% p
6 ?3 R, u& Y x
Section 56 Optical Fiber Cables9 o4 t! Z3 k) D5 w" c$ ^/ g
General& b+ x: u5 f0 S4 c7 O
56-100 Special Terminology( u9 W! A9 G: O1 F- }. }
56-102 Types
$ c- ]. m9 x) V! @Installation Methods6 ~9 W0 V; _# i; r- d$ G' _
56-200 Nonconductive Optical Fiber Cables (Appendix B)
0 e4 `8 ^" ~: s. f56-202 Conductive Optical Fiber Cables (Appendix B); E7 l5 t: T# y9 x5 x O$ O5 i/ X J
56-204 Hybrid Cables9 ^9 _. n c1 N7 w4 k
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B) w; J; p" N# A, H2 G- Z
. E( \. F& W# WSection 60 Electrical Communication Systems
T; F1 D+ r+ f9 P0 q8 h. I. F; QGeneral5 ~: s B- c& c; j5 {8 y5 s! U
60-100 Special Terminology' W' D- O& }1 G
Protection
) O+ d0 ]$ ?( |* B60-202 Primary Protector Requirements3 \" f% |7 {% C, w
Inside Conductors& B/ I h& H+ D! |( C m+ n
60-308 Separation from Other Conductors
7 r. z$ \* t6 F7 N% c9 m! H6 }. m! ]Equipment `* O9 V. T3 p! P) M5 O& Z$ h
60-404 Exposed Equipment and Terminations
3 y; D0 f" J5 |7 S/ R0 ^% pUnderground Circuits: j4 I7 l# M% | C" q
60-600 Direct Buried Systems. h+ ]5 G7 t$ B" G9 r, P1 r9 R
; y, P9 F! ], h. D. M Q6 RSection 62 Fixed Electric Space and Surface Heating Systems8 I) _( \; J f; K
General9 M) B) ~. M1 q0 B! h( j
62-102 Special Terminology9 I: W, u( L8 W* i
62-108 Branch Circuits9 [1 J4 N5 s6 ^' H, P$ J
62-110 Installation of Fixtures( v7 }; m2 i( Q3 z, k: c
62-114 Overcurrent Protection and Grouping (Appendix B) (5)
6 `! a( T6 \) R6 U* z5 Y62-116 Demand Factors for Service Conductors and Feeders (2)! @+ m) T* n8 m. h1 m6 c8 W3 ]
62-118 Temperature Control Devices
0 [; C1 j5 @7 ?! l) s1 o62-122 Installation of Series Heating Cable Sets (4)(7)1 d0 G. F+ M; `$ m o" W
Electric Space Heating Systems
* S! U7 a: b& \' f8 ~+ p( h62-202 Temperature Control( m4 U$ W/ B" b
62-206 Proximity of Other Wiring (Appendix B)0 z/ ~- k) b0 Y; D* r
62-214 Installation of Heating Panels and Heating Panel Sets
; U% r& t3 ]3 i62-218 Series Heating Cable Sets in Cement or Plaster Ceilings/ U) P& i) m; a. C
62-226 Installation of Under-Floor Covering Heating Panel Sets' d9 j8 A: [3 J1 n7 X
Electric Surface Heating Systems v$ r9 V, l3 X: {
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface' k& K# F+ Q8 L3 f' Q$ r _
- z3 }" W( H0 o5 m6 g' { vSection 68 Pools, Tubs, and Spas" D& [: l' m! l
General. G$ n/ b# Y6 W, y! k, O% F
68-050 Special Terminology
+ v& U0 X& Y. u- z1 x, ]# ]: i) W' ?68-056 Underground Wiring - Table 61% R: J: z4 ]+ F2 F' U8 [, P; o
68-058 Bonding to Ground (Appendix B)/ U6 ~& R, Z3 Q( Q- Z
68-060 Junction and Deck Boxes (Appendix B)
5 a/ J: f8 c2 U6 M' A68-064 Receptacles
5 s5 R0 ~# |5 ?5 q8 K68-066 Luminaires and Lighting Equipment% `4 u1 C6 K: b) [
68-068 Ground Fault Circuit Interrupters (Appendix B)( T" L; Q- ]9 V7 l4 ?
) Z( c) Q% ?4 G& K$ m1 L; K
Section 70 — Electrical requirements for factory-built relocatable structures and
* q! e ]% b0 `1 H* n, Anon-relocatable structures8 T! c- Q1 R l, u- y ?
70-130 Tests (see Appendix B)/ R% k( k1 _# M4 R5 `
# q+ X& N2 A. k2 t0 n% u
Section 76 Temporary Wiring (Appendix G)
; y ]3 K1 z& f* c' d76-004 Grounding5 E& ^% p- V( S0 X1 w# A& H+ k
76-008 Service Entrance Equipment
; @1 V9 ~3 E2 B; fN 76-0068 Z1 Q+ o7 \/ V! B$ C& O2 g* W; J
76-014 Branch Circuits
; O$ u. |" @. M3 PN 76-0125 t, {$ {. D$ C( O. H- O0 z; g1 ?
2 ^: A- c N4 R8 l _) v' @5 C" V/ o1 \Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours4 A; F0 ^2 \% u' ?+ p
Marinas and Yacht Clubs/ L! Y/ U8 F0 C* e- X) e
78-052 Receptacles8 V+ b/ ^' c, b8 a F
78-056 Feeders and Services
: A ?' J5 k/ K8 s* O- y; M) ~Marine Wharves, Structures, and Fishing Harbours, k) o3 o& [0 z& z9 e" N" l4 Q' @
78-106 Grounding and Bonding/ t q3 \. w; C8 t) v$ s
Tables, x. m3 F$ |% }0 p( E: H+ N6 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
9 O) N( \4 f5 T/ C
5 \2 O+ B/ }" e. b+ j, lDiagrams: 1, 2, 7" L* R6 s9 G! M* K V- S
% h! A$ O8 E. n& K
Appendix B
2 z& z; o7 E2 m7 B: ^P352: Ground fault circuit interrupter- 6mA
: L( ^* k2 g1 k u) FP354: 2-126 FT1, FT4
! n, O3 _7 o6 n7 jP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
2 C6 [& ?0 ]0 JP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
" x6 y; }6 M( Z) uP370: 12-1012, 1118, 1214 Example:7 q0 d7 i( s# }5 ?) M
P371: 12-1108
3 o9 J8 k- t$ s+ A. mP381: 18-108(1)(b), 18-158(1)(b)
, J' ~2 w, N7 Q: C' o7 O+ M% zP386: 24-206: Q4 |* m# G) U& f' u
P389: 26-256 @4 q7 f. _& f0 I$ y1 |" B
P391-P393: Section 28, Example to determine Motor Conductors and Protection4 ~# n% f" u9 x3 ~$ G
* j* X5 H9 J+ mAppendix D% g; e& R; x9 g7 v8 ]; C
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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