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Canadian Electrical Code Review Guide
( X, m9 E( `4 P ^/ a$ k! yFor the Exam of Electrician For Red Seal License+ @* y6 `* y: Z$ c8 ~! z5 k s* C
2 W+ ^& Z- S* H; C( Y7 {) D
Lesson One9 B. x$ V$ ~0 R C
Section 0 DEFINITIONS+ w0 j( p: a- {, ?
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
: m* X, C2 }1 b3 Y2 ^Accessible as applied to wiring methods4 P% z% Y+ I- ]4 T- M
Alive or live, n2 d& X! ?( n5 }) h& c
Aluminum-sheathed cable
. N$ ^8 A: v. R* n8 pAmpacity
4 L! j M: Q& a) M% y8 S y+ QAuthorized person3 K4 \9 F- J+ w5 s# d2 b
Auxiliary gutter
0 {/ Y/ s$ C; {# q X) B% SAWG
0 p, o# @7 [: |( I2 G; @. _Bonding
3 `- O$ T4 O' v! {4 `6 k* NCable tray
- g; n& T1 u8 ^Cellular floor9 N9 n: V+ E! m$ T- ^4 ?
Branch circuit
! G, z8 {! z- m `% O, }Bus1 o: {6 X& D+ @! g" a
Busway
& v2 ^! ^# W+ a6 ?0 v& `% vCommunication circuit. T! N2 ~ H# n1 X" Y
Extra-low-voltage power circuit1 X1 t7 B% T; F0 X, V* w
Low-energy power circuit: N* d$ B: U5 O
Multi-wire branch circuit( i( _' G3 E2 I7 \
Remote control circuit
! J8 d- A. J5 K3 R9 Q% pSignal circuit
4 U8 E/ H! w( l, P7 `/ |! @4 Y9 t/ OCircuit breaker0 {" ^* W6 R, z1 Q1 G1 V8 k
Instantaneous-trip circuit breaker4 G, ^# I! X a' f
Conductor
3 V# c; M d* ?) k# E# ~* y3 N+ ^Conduit: v& O9 O9 a) U! n
Flexible metal conduit! d: c( T7 J$ Q# E
Liquid-tight flexible conduit
2 x) s- e% {+ G% n Rigid conduit! F# U: t# I( B
Rigid metal conduit
+ g" T/ \5 p3 ?5 {% O- x Rigid nonmetallic conduit6 t" u6 E; D! D7 K5 ]* H* }1 j. c G
Rigid PVC conduit
- |; f- A* Y8 {. @1 sConnector
! k1 |$ y1 C0 G$ R2 U/ ?7 c Box connector* n4 ^9 T" B/ x5 \2 V5 C
Wire connector
& D) g+ z" s2 U! X1 XController" V, W1 B, h: ^; o0 y3 ~
Disconnecting means
% M6 W( a0 F" V/ ^( cDust-tight
$ c# _+ Q3 F& U/ dDwelling unit/ f: v+ D: |& c& s5 I/ {1 j6 F
Electrical contractor' j1 }7 g1 }0 B
Electrical metallic tubing- g( J: P- X& Q* k+ B5 T
Electrical nonmetallic tubing
9 p) z6 K$ p- T- B7 CEmergency lighting
: }5 l3 z" g9 `8 J" t& OExplosion-proof! r, \: v/ J0 D% c- i; @. Y$ A9 o
Extra-low-voltage power circuit! y: @/ H5 a& L' L
Feeder$ m; z$ w; K8 b) n. { h
Flexible metal conduit
) A$ y v1 D4 h V( nGround
, @: n1 N# l& v. GGround fault circuit interrupter
- @( N* p- H+ v. @ `Grounded
4 L- P2 j5 c7 `, w! ^' n7 w* i6 y+ AGrounding
; V" c* `/ c! F4 r/ L& \Grounding conductor& f1 m- N' g, { Q/ t& B
Grounding electrode7 T1 v- q8 S' Q1 B9 y( S: J
Guarded
c- r6 \ j9 }0 ?( ]- AHoistway6 Q+ ]% W, @) C ^; A J
Identified6 y4 k7 V# `* [' k& A
Lampholder; a9 |1 i; ^' A* G( P. m; v
Low-voltage protection9 [0 v4 @4 f; Y" G: H) x4 M
Low-voltage release
G1 I( o6 f* ENeutral
! ]# w& ]* z3 l. _# D/ Y' aNoncombustible construction
. u2 O$ v0 b4 n5 ]" W$ h1 j LOutlet% Z2 [2 d, [1 B( U& ?1 w0 U
Outline lighting
+ B* ^# g! S# E+ qOver current device
0 ^+ _, {" I1 q5 }$ yOverload device) ^8 {2 C* k# t1 a. ^( w1 m
Panel board
6 c+ e7 F( z; d; v( APanelboard, enclosed& f f8 V4 | _, N: B4 [) J
Permanently connected equipment
4 s7 T. X% I* I( X" u. n9 ZPermit
1 j1 \& M, n" r: x% I; S) iPlenum
% l+ |9 Q( H9 L6 kPortable as applied to electrical equipment; N( R# H% c; T: [+ Z
Portable ground fault circuit interrupter
! v! B* g. ~' A) J* B8 H4 \# UPower supply cord
2 J. l/ C5 O9 w% zRaceway
- v* P, m* J7 Q; ZReceptacle# U# C. d6 N' U0 q: l7 ?
Duplex receptacle1 z( ~+ [6 t/ l2 m; M1 E+ _! T) ^
Single receptacle$ v, L3 A8 h1 q4 S$ u
Split receptacle" m4 p# O$ ^( s" ^- z
Service, consumer‘s" m- h4 ]7 E" E8 w# C9 l
Service, supply
3 R7 M1 A" D3 sService box/ @1 F2 w* O# W: L% Y
Service room5 o! _6 ~6 v4 I4 K x
Single-dwelling
) \' i& ]1 p: {. KSlow-burning as applied to conductor insulation" P/ w0 U9 B; Q" C3 P) e1 }
Splitter. {$ j4 a. c% G8 a
Starter
& H# S5 X; s5 p% K2 U3 qSwitch% J2 ] ?. Q+ h7 [$ f3 D) }
General-use switch
8 k0 [; x) C/ h5 d' n3 P+ N Indicating switch
: ?9 k7 n7 g2 r Isolating switch
! r9 v$ O5 @6 [9 k; B Motor-circuit switch
' O9 N/ f4 D5 R$ ASystem
- o( B& ~. u3 ~ i. Q, v( p Communication system; y+ J4 l" L' K( a# ^8 r" Z
Community antenna distribution system(CATV)) i* @: F' b8 M+ K/ S3 S; L8 X% n
Grounding system
' H- @& w. t0 V- GUnderfloor raceway3 M; g+ [2 K3 L& u. A: `" ^
Voltage:
* h. H) ]1 |3 f) o) _+ h Extra-low voltage4 L; P& B# Y/ p4 x) H
High voltage1 V: R S; L- ]( O$ W* `
Low voltage
2 u$ {( ]4 v2 E& [/ UVoltage of a circuit
5 m8 i: C1 J6 n2 H$ ?: DVoltage-to-ground7 E% I7 l f3 X9 h; g y
Wireway" J+ s' l- E/ T0 Y1 L% S; d
$ `' Q4 r% T& l5 E2 ?; U, @! y6 E+ nSection 2 GENERAL RULES8 ]( y9 a+ y* f
Administrative+ W( m' g( L8 S7 l* B1 e; a! D
2-018 Reconnection
% Q) |% \" o' a- j6 f& n3 L/ y2-030 Deviation or Postponement
) @! ~5 C+ s* {, h, s5 pTechnical General; P' y" k4 x5 v9 Z
2-106 Circuit Voltage-to-Ground – Dwelling units
; `2 c" w3 K% z, m ~( n+ X2-114 Soldering Fluxes
1 U; [0 Q/ K5 G4 i8 ]' g e2-116 AWG Sizes of conductors: f7 T" d) x9 a% [7 r8 h
2-124 Fire spread (see Appendices B and G)
; v4 ]; [$ ]- Q) W- a R2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
9 X9 f' }( y. VProtection of Persons and Property
6 q- K7 P* Q! s$ v- y: S& j2-202 Guarding of Bare Live Parts- n& e6 Z1 I2 n! z' L. C
Maintenance and Operation
/ h6 h, V$ k/ G/ k! z- G) J2-304 Disconnection
, t, ]( ^$ O1 t7 B! s' E2-306 Maintenance of Live Equipment
% a, P' z' x0 C' y9 _ f3 EN 2-306 Shock and flash protection (see Appendix B)3 M% @* ]( Q- \8 p- k: K& k
2-308 Working Space About Electrical Equipment: Table-567 P Z' I. ?9 `) g$ [* N
2-310 Entrance to, and Exit from, Working Space
0 H2 @8 D/ T$ G% r, p4 K' A2-320 Drainage# {, q; f! U/ d: V0 k! N; _" I' g
2-322 Electrical Equipment near combustible Gas Meters and other Devices, \# g1 M/ ^& a( c9 p' e4 r
Enclosures
/ t, ~# R- r" n. I/ R' n2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) ( Z; I4 O( s8 `4 X
2-404 Marking of Motors: DP, WP, TE
P8 e+ l" {1 C N/ n4 f8 g5 H
Section 4 Conductors$ N P. G2 f' [/ u% ]! d& p$ W
4-000 Scope" j0 A; a C; q& ^6 }
4-002 Size of Conductors: 14#, 12#; p! |$ T9 q$ L
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 363 x7 G* l2 n9 w* k2 v( \
4-006 Insulated Conductors: Table 197 w) {! ]/ r7 T2 c) z5 i) F
4-010 Uses of Flexible Cord: Table 11
; `2 C6 X/ r/ \6 y4-012 Sizes of Flexible Cord3 g5 I$ Y% w6 T1 ^ ^
4-014 Ampacity of Flexible Cords: Table 12
7 P6 J( c, A; Z& Y- u6 h# s4-018 Equipment Wire) C5 a, `4 Q$ X
4-020 Insulation of Neutral Conductors
7 D4 a$ t/ k4 M1 A0 a4-022 Size of Neutral conductor# R; E6 u1 V/ u8 Y& e) \5 g$ U9 b& r
4-024 Common Neutral Conductor
0 _! E. O+ h7 v3 x4 S4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum% s# e o; ]4 f
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
8 j- `# Z1 z' q) q: D$ L4-032 Identification of Type MI Neutral Conductors
! Z# E4 T2 a D; e4-034 Use of Identified Conductors7 s5 i" Z( a: e: n* l5 K# F
4-036 Colour of Conductors: Phase A, B, C, …% h3 r6 y4 _. r/ I7 a8 V% ~7 V: k
+ @: F8 L5 @% E; K& VSection 6 Services and Service Equipment
1 r0 n/ M' T; I: I+ QGeneral* i' o0 q" @( O3 p- q
6-102 Number of Supply Services Permitted. U C, g1 H2 P' y- b3 `' I
6-104 Number of Consumer’s Services Permitted in or on a Building
, T2 Q( l3 t+ M: p" s5 v6-108 Supply Service from an Electric Railway System
! H) O& R+ L! u; ]9 g6-110 Three-wire Consumer’s Services
' T* |- j) F7 w$ F/ ~) B9 h2 I6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors- Q% ~8 X% @0 U% T* H
6-114 Methods of terminating conductors at consumer’s service7 ]& `3 W2 n: q# z' o6 U
6-116 Consumer’s Service Head Location: c6 v i9 j! t' }: E
Control and Protective Equipment" V1 f8 R7 F" ]* F
6-200 Service Equipment/ S* D7 Y5 l) l( _
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
1 V% o U0 i# Y( v" b7 S6-208 Consumer’s Service Conductors Location
" G$ J& K# ^+ P7 h7 u1 @6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
4 g8 f6 v. P. h' m/ S6-212 Wiring Space in Enclosures
9 F2 A4 _% a, y' Z- t) f X6-214 Marking of Service Boxes
8 ]* R5 H- F2 c- Z) |Wiring Methods+ U/ e$ {( q6 z1 G2 \/ T- W6 Q
6-300 Underground Consumer’s Services
- x* |) c* [0 S/ \6-302 Overhead Consumer’s Service Conductors+ y( h9 z6 s. I* X; w7 U& f
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
# F4 c1 x4 {" y: J4 P% N0 h( F6-306 Consumer’s Service Raceways
2 E( D8 H' T, S" q- c# g2 ` c% F: F6-308 Use of Bare Neutral in Consumer’s Service/ q- x7 V# [0 T) K4 S
6-310 Use of Joints in Consumer’s Service Neutral Conductors* b) S7 E! D# S) Q) v+ l/ G
6-312 Condensation in Consumer’s Service Raceway
6 A& q* [' s- i& F3 T' q. D& Z# S! pMetering Equipment
' N1 n% {- }2 R6-400 Metering Equipment7 a- c @% m, p7 Y2 w% v
6-402 Method of Installing Meter Loops. r1 J- n0 ^8 B% e. I& s" w* T0 R
6-404 Enclosures for Instrument Transformers
/ s. |, e& k3 K6 B( K6-408 Location of Meters1 q! _& n# F1 _( |; x
9 m/ u$ g) v7 o: R ~3 ~, L
Section 8 Circuit Loading and Demand Factors
) s, b, h8 d& m! fGeneral
! X0 ^5 U0 H9 J! m/ D8-100 Current Calculations
3 `8 o3 Z+ S: z" C; B t8-102 Voltage Drop ( see Appendix D)
. f( w# o' K: v8-104 Maximum Circuit Loading
( E. n) R( T6 |7 y4 T3 E% G" Y4 w8-108 Number of Branch Circuit Positions, l0 N- |: H/ Z) J. Y
8-110 Determination of Areas5 l* f+ S( C4 T* [% s. l
Services and Feeders/ X! @' Y) |' j; U$ h$ b% l
8-200 Single Dwellings (see Appendix B)
+ g) [! Z! g% r: s% b) I8 S8-202 Apartment and Similar Buildings u) ]; O6 H! @! m y! _- t
8-204 Schools
9 e/ O- N. h8 G7 \8-206 Hospitals
/ T- l* ?5 B* w8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy0 c9 ]1 V* C% L' b+ h# C
8-210 Other Types of Occupancy (Table 14)
0 E( K$ S1 _6 l6 P5 ? h8-212 Special Lighting Circuits/ ]% L, {# y+ s. d. h! E! R
Branch Circuits
% I" a$ o+ ^- J, `1 L& x. t8-300 Branch Circuits Supplying Electric Ranges' O3 S8 B- H" [1 C
8-302 Connected Loads
8 w! k5 ~9 f' O. A& I/ z$ \' g1 l
1 t% n1 a: l. TSection 10 Grounding and Bonding8 n: o1 ?8 w+ J2 b3 W+ _- a
Scope and Object9 e) G0 `/ ?6 D3 ^, C F
10-002 Object
; {; ~6 L6 p0 z wSystem and Circuit Grounding. v! K: }% |, F' T& ]% w
10-102 Two-Wire Direct-Current Systems
3 y- J. x& n8 R; i10-104 Three-Wire Direct-Current Systems. f R- v3 |5 q/ G7 k/ ^
10-106 Alternating-Current Systems
. n4 W- g3 }( ~9 O) W" x8 y/ f10-110 Electric Crane Circuits8 f5 R/ e! x2 P0 X2 x1 _
10-114 Circuits of Less Than 50 V2 z: O+ v9 \+ t7 g/ g
10-116 Instrument Transformer Circuits2 K- o! f2 F3 r7 q
Grounding Connections for Systems and Circuits2 ~- b B' {. i0 X
10-200 Current Over Grounding and Bonding Conductors2 t$ K; e9 M; x0 e/ J: ^: j% V
10-204 Grounding Connections for Alternating-Current Systems
) A) w* E. a1 R$ z, H3 o10-206 Grounding Connections for Isolated Systems" L; o9 }& }' h/ O- ?
10-210 Conductor to be Grounded
( n7 [ @& ~7 X- k/ J/ W5 DConductor Enclosure Bonding
9 s( c# z% e& g10-302 Other Conductor Enclosures
3 C, B" A- j* n" x4 s+ Q# i8 |( w+ PN 10-304
2 Z+ N6 A# G4 j/ fEquipment Bonding
7 b% _# \' a, [( B) I9 S. z10-400 Fixed Equipment, General* J" I7 S3 ]- `
10-402 Fixed Equipment, Specific (3), (4)6 I0 V# X5 `* K% T+ F6 I
10-404 In Nonmetallic Wiring Systems
, j) c$ m+ J7 d9 |0 K! p/ S10-406 Non-electrical Equipment4 o6 n r. F6 O$ ~3 J
10-408 Portable Equipment (4)(b)! r1 y7 N3 b4 Z$ }! T$ Q' J
10-410 Instrument Transformer Cases
9 T" Z" O# t; x. U0 S& N+ D10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
+ k# J0 V2 `+ A$ w S10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V3 H: ~! g/ ?' A! d/ d
Methods of Grounding0 [* [0 _ O7 w. o; d( Q
10-500 Effective grounding (see Appendix B)
5 G s5 ?1 J/ O/ h7 p% l/ n10-502 Common grounding conductors# Z6 g e6 O8 l. C2 y! l! O
10-504 Common grounding electrodes* u# S: m$ |1 ~
Bonding Methods! o; x/ n. _! s6 |+ @) B" N$ }- g, Z
10-600 Clean Surfaces
' Y2 W% h+ }# h+ a10-604 Bonding at Service Equipment+ p$ d4 R4 S; {$ I* l
10-606 Means of Assuring Continuity at Service Equipment
" a6 e6 q }9 T- d! K' F$ V2 l10-610 Bonding at Other Than Service Equipment
$ X i: B- H# K10-612 Loosely Jointed Metal Raceways
& W, M Z* k) Y5 V# D) X10-614 Bonding Jumpers Table 41/ X p+ c x; M
Grounding Electrodes
6 c; e, J0 j! {, I4 O5 l! m10-700 Grounding Electrodes2 r* U; g$ C# ?( t: v6 t
10-702 Artificial Grounding Electrodes; s8 X. U4 T' P9 D- k; P1 |$ V
N 10-700 & 10-702
# k+ U$ b* P) I$ s# O; f10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
: D+ R/ D$ j9 WN 10-702
7 v- [" n' r9 \7 Z. H' D7 Q10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
# _; ^+ y. `4 h8 C, r& DN 10-7025 B$ \: r& \5 l
10-710 Use of Lightning Rods (Appendices B and G)- d, Y) T% v/ Z. l* h d9 O
N 10-706
( ]) x# T' T9 n' [6 n7 jGrounding and Bonding Conductors
/ K$ b" Z7 q+ ?7 c10-800 Continuity of Grounding and Bonding Conductors7 s& d! ?0 f8 R. o: a7 z: _% {
10-802 Material for System Grounding Conductors
: ^; w, a! q8 I. r) u* R. ^# o10-804 Material for Bonding Conductors
4 s7 _4 U2 o( D5 g% ~10-806 Installation of System Grounding Conductors4 p% K% p: y+ M7 H! Z0 V
10-808 Installation of Equipment Bonding Conductors* [ F' v' ^6 g: |4 P
10-810 Grounding Conductor Size for DC Circuits3 g* P9 u' E) z! [+ b$ z! O9 p9 m
10-812 Grounding Conductor Size for AC Systems (see Appendix B)) g6 }" _& p# J- ~% v; N; i
10-814 Bonding Conductor Size (Appendix B)+ g2 [2 b) }) Y% v. g0 v
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
6 y5 m. S. U5 w4 V4 h6 R0 t10-818 Bonding Conductor for Outline Lighting
( |# {: v4 u. u7 W10-820 Bonding Conductor Size for Instrument Transformers( s+ p+ @% A0 S4 i
Grounding and Bonding Conductor Connections
d+ j" h, F6 Y, J+ Z10-902 Grounding Conduct Connection to Water Pipe Electrodes% ~2 l% k' }0 a2 {
10-906 Bonding conductor connection to circuits and equipment5 s6 [/ i" D4 \8 d8 X" R/ f
10-908 Grounding Conductor Connection to Electrodes q5 I; m9 Q& _ `, t& a) t
Lightning Arresters
' K! L* h8 X) S9 }10-1000 Lightning Arresters on Secondary Services – 750V or Less
8 P* B4 [' {' W; j
, d$ w' q/ X9 ~, a' OSection 12 – Wiring Methods
! K9 p- l s' ?1 e2 ^/ hScope; T5 v( q* q9 H! W2 i
12-000 Scope (Appendix B)/ {/ [3 S# S/ ~9 C
General Requirement# R. I" j. s& ] Y) R# ?
12-010 Wiring in Ducts and Plenum Chambers
3 e E/ ?4 Q4 @7 C) D12-012 Underground Installations (Appendix B)
4 w5 e9 b5 x* E+ Y9 h; n12-016 Lightning Rod Conductors
6 D. \" f( }+ J$ UConductors - General
@; o! P7 J; u3 F/ Y0 z/ t: d12-100 Types of Conductors (Appendix B) Table 199 G8 x. u- D3 a6 ^ o
12-102 Thermoplastic-Insulated Conductors
6 d5 K, [1 c d- f2 G12-104 Flame Tested Coverings
* m8 j" @3 T0 k0 }: r" ^2 O9 }12-106 Multi- and Single- Conductor Cables
7 F0 T) F& H8 H% j, B- y1 C, Q5 h( u12-108 Conductors in Parallel (Appendix B)
5 j0 B8 y. B4 _& M9 x0 T12-112 Conductor Joints and Splices+ a2 i, k0 J$ g+ ~! T/ U
12-114 Ends of insulated conductors1 d/ w, I1 _7 I6 X
12-116 Termination of Conductors (Appendix B)' M, u6 V% Y5 K* T; ^( K
12-118 Termination and Splicing of Aluminum Conductors' u8 c8 D" w6 z' B4 C ^; H
12-120 Supporting of Conductors - Table 219 A! ^# v4 d. y& i3 U
Open Wiring
}% p& y8 Y2 q6 \2 O- _6 v, ^: v12-204 Spacing of Conductors
$ ^( ^/ t! Z. ^12-206 Conductor Supports0 s" g: s1 v+ X9 w" G
12-208 Conductors on Flat Surfaces
) w' Y& f+ g& G; @7 M) P% o# @12-212 Protection from Mechanical Injury
i$ O( ~& s1 P0 j# i1 F, OExposed Wiring on Exteriors of buildings and between Buildings on the same Premises
/ O" T) d) V# @/ r. _. ]0 N12-308 Minimum Size of Overhead Conductors: d7 F0 `7 ~# v" z" a1 D, B" G
12-318 Use of Neutral Supported Cables4 N- ?: B9 }. i2 s+ P
Nonmetallic Sheathed Cable' t! T. Z! F z' |
12-502 Maximum Voltage
0 X9 |1 V# F) j/ {9 H, ~) y12-510 Running of cable between Boxes and Fittings (Appendix G)
( {+ W# F" \5 c( O! a; r+ q$ p12-514 Protection on joists and rafters
: j0 P1 u# n v* A9 u9 @: l" F! J5 ]12-516 Protection for Cable in Concealed Installations (Appendix G)
( Q- d4 e3 x$ W, z7 u& g* V12-522 Where Outlet Boxes Are Not Required
9 E& X- ?8 r$ ]4 w6 @3 zArmoured Cable2 j( b2 t4 s' o# C% }# x
12-602 Use (Appendix B)
' G) g1 E; ^! d# i3 E# e/ `12-604 Protection for Armoured Cables in Lanes4 l6 ?6 k+ |# L5 j2 e {
12-606 Use of Thermoplastic Covered Armoured Cable
& ~' U9 ^) l2 v% F N+ @12-608 Continuity of Armoured Cable* @0 V$ U+ ]4 t) l
12-610 Terminating Armoured Cable- b& I/ ]6 M/ p. \8 \
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems* C7 H: C( y' P5 _8 b
12-614 Radii of Bends in Armoured Cables& |4 Q' Q4 P' f) N, T: j$ M
12-616 Concealed Armoured Cable Installation
! q+ ]& U+ J. A" Y% C# I12-618 Running of Cable between Boxes, Etc
/ o$ }; C5 G2 e* C- sMineral-Insulated and Aluminum-Sheathed Cable" w( \" `% O) m
12-702 Use8 Q- n' a. z$ J, X- B7 ?, _, P
12-704 Use When Embedded6 a' l& z$ O6 x9 |* h) ^* _
12-706 Method of Supporting
5 T, _. N5 X, G6 ^# d12-708 Direct Earth Burial) l0 q: X7 c. P9 U" |' H
12-710 Mechanical Protection
9 N- R" `9 X9 Z G2 z' k& @12-712 Radii of Bends
8 x8 W0 Y7 I9 a12-714 Termination of Mineral-Insulated Cable (Appendix B)- r- m5 |3 T3 M [6 l
12-716 Connection to Other Forms of Wiring
/ i/ k7 m+ h! a+ L- x6 oFlat Conductor Cable Type FCC
7 r6 {* y& z7 _& X! q% q- I0 n12-804 Use Permitted2 q% f6 |/ a; ?/ ?5 g
12-806 Use Prohibited
m4 U0 c4 [* f9 q12-818 Anchoring1 S% {$ l1 d5 I" F+ r
12-820 Crossings
( v. i7 o" E6 {. ]$ |Raceways - General
9 q9 O) j4 d: h; a12-904 Conductors in Raceways
8 C: a5 T! ]9 k' M6 D12-906 Protection of Conductors at Ends of Raceways
' n$ O% F/ `: Q5 ^12-908 Inserting Conductors in Raceways7 l, M* y4 \5 |( H
12-910 Joints or Splices Within Raceways- M. Z. U7 Z! l" g. G3 L q* }2 o
12-912 Stranding of Conductors' I6 r; G" F+ E
12-914 Electrical Continuity of Raceways
% i, a( k2 r- g5 U2 g( p12-922 Radii of Bends in Raceways, b, `9 W/ X) S. y5 N
N 12-922 Radii of Bends in Raceways Table 7/ x5 D5 o/ A* T9 x
12-932 Protection for Raceways in Lanes, [/ l4 b' t& F9 s4 p
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
& q6 p& G% E) p: O12-938 Capping of Unused Raceways
0 B8 z0 [7 j; S# c$ V4 X12-940 Maximum Number of Bends in Raceways) i9 J, L( c% d3 r
Rigid and Flexible Metal Conduit A% E0 \* ~' ]3 ^
12-1002 Use9 U# z4 P% V1 R5 w1 N; i
12-1004 Minimum Size of Conduits" j M" |& g6 v8 f
12-1006 Conduit Threads (Appendix B)/ v0 ?% ]( v% _; A1 K- D% Z, _' U
12-1008 Thread Engagement. E8 c$ L) L6 t: T/ Z
12-1010 Maximum Spacing of Conduit Supports3 @4 R. z/ y0 x7 f
12-1012 Expansion and Contraction of Conduits (Appendix B)
/ |9 l) P! o3 f+ d2 t# J' N6 R12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 # j; d% ]: r( ] J, D
Rigid PVC Conduit and Rigid HFT Conduit
: s/ |; w5 v1 H+ ?9 J( R12-1100 Use
! b/ y# O$ V0 e. a! _$ b1 p- f12-1102 Restrictions on Use: u* g5 j9 f4 y5 S2 | Z' I
12-1104 Temperature Limitations (Appendix B)
+ p* R* J# ]+ N. n12-1108 Field Bends (Appendix B), (2)
6 ^* m- l+ @+ n2 P# X6 d12-1110 Support of Luminaires
" T! E1 m. X! {; b [$ W! n" R/ z12-1112 Fittings( ]% k5 J$ }, I5 ~ c; I
12-1114 Maximum Spacing of Conduit Supports
5 O# Q$ _7 f: o$ L6 R' H12-1116 Support of Equipment
) L4 H) F2 x4 ]7 \12-1118 Expansion Joints (Appendix B example) f$ N8 P7 Q. ~: u4 v0 s( r; D# z9 U' ~0 E
Rigid RTRC Conduit7 |$ e3 K6 p2 [5 y- q8 C
12-1210 Temperature Limitations% W5 @9 a0 S. B: q/ G
12-1214 Expansion Joints (Appendix B)
% u3 k* F- n2 a' YLiquid-Tight Flexible Conduit7 N# ^; A4 X2 e- f
12-1302 Use of Liquid-Tight Flexible Conduit/ L) b! V$ `- s: x6 } u# x9 ?. p
12-1304 Maximum Number of Conductors+ o8 d( m p& N ]1 t
12-1306 Provisions for Bonding2 T, `2 r5 D" s: T/ K
Electrical Metallic Tubing/ j0 I/ w0 o1 D! e0 r. O
12-1402 Use! C1 ]) ^- v$ {2 C
12-1404 Supports
* e" Y" A2 _2 [12-1406 Minimum Tubing Size" L2 c$ o8 Q; o. e$ |) L# ~
12-1408 Maximum Number of Conductors! B5 l1 e8 d- F
12-1410 Connections and Couplings
. c5 F9 u2 t$ g" Z& C. W12-1412 Radii of Bends in Tubing
/ o& B: x% A& F/ R7 G6 a1 bN Table 7
- }+ H% ]& _5 C: t2 M0 s& Z$ AElectrical Nonmetallic Tubing
4 D2 y, _3 Q( d( x12-1516 Provision for Bonding Continuity
3 O* q' {1 R! u7 Q* R/ K1 ^N 12-15142 C. _3 N" b7 O) Q4 x, l4 W
Surface Raceways- A1 R/ N" o* W4 C+ ]9 {2 u. W
12-1602 Use of Surface Raceway (Appendix B)% c- g! b. u0 S h( \' R
12-1604 Temperature Limitations
# K0 u0 B6 L1 A. e12-1606 Conductors in Surface Raceways (Appendix B)$ O7 C5 i) d6 D! O8 C3 C
12-1608 Maximum Voltage6 T- f/ H+ r0 _2 K6 Y% b9 t
12-1610 Joints and splices
9 V' }( a K; w4 _- ^Underfloor Raceways @2 w+ k+ M# k! ?0 R$ W
12-1712 Discontinued Outlets in Underfloor Raceways. r3 e4 d! t7 z, w3 U
Cellular Floors
8 F. B. U# S9 Z* }+ _$ u, O3 X1 E4 V6 [12-1804 Maximum Conductor Size in Cellular Floor6 f" S( J! ^0 W% c, s
12-1820 Cellular floor discontinued outlets
* S1 ]7 x: o. d- |2 T% Z# zAuxiliary Gutters
5 l/ Y4 b/ l' G# l. k. c12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces, X! q4 n* _8 e& p. n" s0 f9 Z6 w
12-1902 Auxiliary Gutter Supports& P% _ V/ e) x4 c
12-1904 Auxiliary Gutter Cross-Sectional Area
: l# P% v5 V N, `2 cBusways and Splitters! n& m* l$ j, {* E9 \
12-2004 AC Circuits in Busways and Splitters
( g% z+ r: [( M. c( y9 D12-2006 Busway and Splitter Supports$ j5 o! v' u0 D. {; H0 k; @
12-2008 Method of Installation of Busways/ b" D! C" @2 {! n
12-2012 Reduction in Size of Busways& {3 `5 M7 O; {8 _2 U
12-2014 Length of Busways Used as Branch Circuits
D: X6 L5 b5 T$ V; Q6 Z12-2018 Taps in Splitters
/ {4 A6 Z; J7 Z2 w* hWireways
* W1 R5 h% |* n. l12-2104 Conductors in Wireways2 w3 a. A. W3 a. R* A/ s
12-2106 Taps and Splices in Wireways
9 s7 e6 u+ @6 c2 Z Cable Trays5 Z$ B, o# W) F2 N" B, Y1 M; \
12-2200 Method of Installation (Appendix B)
' B: ]2 G% U/ I7 \9 C k12-2204 Joints and Splices Within Cable Trays3 n% [$ z. A' ]6 v6 C
12-2208 Provisions for Bonding0 a. b' E8 ]* y" |" m d9 U
12-2210 Ampacities of Conductors in Cable Trays+ r0 V) i# i* W/ X* n$ ?3 f
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
! V2 j6 x" Y8 O$ n; R12-3000 Maximum Number of Outlets Per Circuit$ O3 W) e. H' X$ f/ e* e/ N/ s! `+ ~
N 8-304: n4 j6 _3 R/ l( v' D) X
12-3002 Outlet Boxes (Appendix B)+ E6 w& V5 s2 {7 n4 I
N 12-3000
: g; m+ F$ m: n7 I y. q( o8 Q12-3004 Outlet Box Covers8 K. u: T0 ^, l5 f* ]
N 12-3002
8 W# P. `6 g9 }' P# s" T# i) C. M12-3010 Boxes in Concrete Construction
. }6 C% Q; G9 x8 ~" q% b% _N 12-3008
+ G6 p# d2 g7 t3 F {12-3012 Outlet Box Supports7 E1 ]; _" Q! z/ a
N 12-3010+ l9 L2 |0 J* }! ^* o
12-3016 Accessibility of Junction Boxes
! K9 D+ C( ~: n, t7 _. RN 12-30144 `+ @( c! Y8 K. a
12-3018 Flush Boxes, cabinets, and Fittings
. r# j" M+ d% M/ q, SN 12-3016: b0 r) O, T+ ^- P! T
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) , k u2 y/ `4 s/ m# j! a! T
N 12-3022
% l! ]2 E9 t& P, C7 }% e8 e12-3036 Maximum Number of conductors in a Box - Table 23' u# h' C0 }: h: e! s$ {) f5 W
N 12-3034# [: V/ J8 o' Q" B# v2 ?8 O
12-3038 Pull Box or Junction box Sizes
( @0 d: E2 O1 W* Z$ I$ ? O% R: hN 12-3036
7 o& o6 c: W6 Y3 R! c7 z2 w3 ?, G& L- T, A8 k' f2 y% D/ ^
Section 14 Protection and Control I6 T4 q5 D; x. O) q7 f
General Requirement
; F& l, V- S) b# g/ ]7 ^, u% I) Z14-010 Protective and Control Devices Required
: c! h1 ~+ U4 J6 r7 W* i+ l14-016 Connection of Devices
# W7 `9 Q, A' M- N4 o Protective Devices – General
. a& E" f, f/ b/ ? P7 p 14-100 Overcurrent Devices Required0 B, ]. K0 W% }9 Q( C
14-102 Ground Fault Protection (Appendix B)1 X: ^1 w2 `- S$ w) t
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
5 S0 r1 z- e. D$ M( e14-112 Overcurrent Devices in Parallel
! O7 T: Q& C# k- ^& _( |- OFuses& n& {% I4 Z. l0 R$ j% ^
14-200 Time-Delay and Low-Melting Point Fuses3 j/ n9 W; @& y% a. h
14-202 Use of Plug Fuses5 b5 a( o. w2 V O! N4 R/ e
14-208 Rating of Fuses
) ~& z. H K; ~: X3 L: X( x. i14-212 Use of Fuses (Appendix B)
2 o+ [* Y: a* M- t1 XCircuit Breakers
( P+ t7 I" ^- W14-300 Circuit Breakers, General
$ B4 |9 l6 G% H/ p2 U' @9 N( ~14-306 Tripping Elements for Circuit Breakers
+ D5 M+ U+ ]# t. `! B0 d14-308 Battery Control Power for Circuit Breakers: c. E9 q; D7 E( k: T6 S/ i% s8 M
Control Devices - General& x3 Z% s. R' e) L* k! `
14-402 Disconnecting Means Required for Fused Circuits, i0 X6 K; K$ W1 F# P6 {
Control Devices - Switches
& p5 w! [3 i+ ?& ]' V3 m14-502 Mounting of knife Switches: A$ B& f' Z/ ?- @: L# }
14-504 Maximum Rating of Switches
) Z# n5 h) k6 v6 r3 w& g14-508 Rating of General-Use AC/DC Switches (Appendix B)0 C. Y3 e7 L! b! m$ q$ t
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
, r# M& V6 G4 e7 `Solid State Devices
9 O, v4 u5 ?, _( B+ v# @# {" X14-700 Restriction of Use- y3 R1 Q. Q% \, F
14-702 Disconnecting Means Required
" H% D1 r/ f+ p, z$ u7 U$ y
- r: u5 y* s B- ISection 16 Class 1 and Class 2 Circuits
, V& X: y t! R# t( B, `General
( ` O ^, s- s! m. {16-004 Class 1 Extra-Low-Voltage Power Circuits
+ [) t! j0 R& k9 }8 n9 @5 [& }16-006 Class 2 Low-Energy Power Circuits
" J: O \. ]& t: e16-012 Circuits in Communication Cables
1 U3 v+ g: [3 @" [+ n! M8 SClass 1 Circuits; W' b: E) m! B' m: P/ r7 n
16-100 Limitation of Class 1 Circuits# U: m: N$ f& ~
16-104 Overcurrent Protection of Class 1 Circuits
+ H% H$ S7 y# I% u j" W# }16-106 Location of Overcurrent Devices in Class 1 Circuits
5 m I$ \0 m3 o2 x3 q5 ]16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers5 E7 Q8 @( O* B1 r2 ?" @
16-110 Conductor Material and Sizes5 `6 c) |8 p. I' B1 J* a
16-112 Insulated Conductors for Class 1 Wiring9 o; p5 T8 Y# W" ^+ ^) f
Class 2 Circuits. r, H+ A! u7 W3 V; b
16-200 Limitations of Class 2 Circuits (Appendix B)
: m1 c# }7 B7 k5 c16-204 Marking
0 G. q+ r8 J# I$ m4 h6 @# o8 Y7 h16-206 Overcurrent Protection for Class 2 Circuits$ r8 O' v3 ?- E. ?6 e
16-210 Conductors for Class 2 Circuit Wiring (Appendix B). p3 V) V1 d+ i& {( ^; ~3 X( u
ELC: extra-low-voltage cable& H9 c" E& i' q$ \( ?7 A: j& p
16-212 Separation of Class 2 Circuit Conductors from Other Circuits. ?- Q/ F' O/ _5 D6 g& B, D1 L
- D- W9 g1 N$ k& ]- _Section 18 Hazardous Locations. C6 |' N4 k; q& |- n7 |
Scope and Introduction
8 Z" O% s7 u; E( `18-004 Classification
% p% m6 c4 u% {& l18-006 Division of Class I Locations (Appendices B and J)4 D7 k1 i& P R. l' F) B. F# e4 n7 m
18-008 Division of Class II Locations (Appendix B)
5 Z" U: r: _* R Y d18-010 Division of Class III Locations (Appendix B)
- l, i e8 S5 v0 {: y; X3 cGeneral$ R" \, w* E: [9 p/ \. f
18-062 Metal-Covered Cable (Appendix B)" {5 K4 y( O& ^& W: ], }; L' ~9 m5 L
Installations in Class 1, Zone 1 Location
7 @$ N8 ~6 D' p& K# w$ b5 Z' S18-108 Sealing, Class I, Zone I (Appendix B)
# i1 r1 v: g5 e( m+ U
; d1 l7 a: T- Q4 g3 MSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars4 H2 G8 g; |! R; h" e4 G6 q0 c) ^
Gasoline Dispensing and Service Stations
7 k; Z- W x! E( G1 x5 h, Y1 @20-002 General
2 i4 n; U# Z+ N6 Y9 W8 W" H20-004 Hazardous Area (Appendix B)
* ]: @/ x% h! S: s3 \Propane Dispensing, Container Filling, and Storage; C" S/ g7 H2 \( _, q, ]
20-034 Hazardous Areas - Table 63% n I) J4 q7 N# O. t6 z
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
& H" C( T+ l/ S. k1 W( P% Z K" X20-062 Hazardous Areas
$ @0 p& G9 A8 O' q' WCommercial Garages – Repairs and Storage
4 d3 o1 \ N* q2 V* p20-100 Scope7 {. X( v$ V* E2 E2 A$ u1 b3 @ u, }2 d4 u
20-102 Hazardous Areas (1) # Y. { ^; t; C4 W$ r& B4 J7 c" J/ @
3 E# Z1 R- K7 a8 @5 n$ ^Section 24 Patient Care Areas
' ~/ {9 b( q: t) o5 `! `" f24-000 Scope (Appendix B): |% c: N/ x' _
24-002 Special Terminology (Appendix B)# o4 W: @0 M @4 E) H" {2 j% n
Patient care area
, ], j, @1 a% Q3 f g8 rPatient Care Areas
& X$ x% i/ x/ ~ H# L6 j, D6 F( S24-106 Receptacles in Basic Care Areas (Appendix B)
0 Z* p, e4 S; D$ \" s- HIsolated Systems: G8 T" \$ L9 ? r+ k( f% g0 k: o
24-204 Single-Phase Isolated Circuits (Appendix B)
! F: ?! X8 T* [: F. B: S24-2065 q3 O* ? n% H0 y/ |( _
; i1 m3 D! \6 e! ^$ M+ E
Section 26 Installation of Electrical Equipment
C1 V) S' d. h7 G9 v+ q6 XGeneral
& C$ J0 p6 k1 [8 G, H26-004 Equipment Over Combustible Surfaces (Appendix B)% p9 c* J [$ ~ [! w) S
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
. y0 v6 e( ]1 j# ^8 D' i Isolating Switches3 G2 g0 V- \, x( x
26-100 Location of Isolating Switches) `/ O9 N. @) ]
Capacitors- I# _; `( }8 [, J l8 F2 T0 Q
26-204 Guarding of Capacitors# i4 P8 w' {4 Q$ [5 k, E% q
26-206 Grounding of Capacitors
9 E [- v, a) y# Y26-208 Conductor Size for Capacitors
- Z( D$ n) w% {' I# d26-210 Overcurrent Protection (Appendix B)9 g! b- Q7 @% U( ? A: a3 r
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits% A4 A8 u( p8 s4 S# V
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
1 |- y# M( N m8 P, P$ Z1 ^0 @5 m26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
+ T* Q7 ^8 s4 `# Z% y9 x5 X8 m26-218 Special Provisions for Motor Circuit Capacitors' q( `- N2 S/ r
26-222 Drainage of Stored Charge of Capacitors3 Q' h+ H4 A# A" ]; n0 X
Transformers1 {8 x9 x& G8 X& W
26-240 Transformers, General7 a( j. c& c: G7 {/ T
26-242 Outdoor Transformer Installations
0 I' f G* r2 v& K" _& A% f26-244 Transformers, Mounted on Roofs (Appendix B)2 W5 t9 e6 G% i- g
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)9 [$ a! j7 c E6 I
26-248 Dry-Core, Open-Ventilated Type Transformers& Z+ b6 l- N& P+ c% ~
26-250 Disconnecting Means for Transformers
( d! [" O3 k! Y+ L26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
& O k* O$ G {7 _26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
$ r* X: G0 P/ s. z) M26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)# P: K5 Y" ?* S4 N# A- W; {
26-258 Conductor Size for Transformers; h/ a, D* F) F
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
2 E" j/ w" e0 A4 M! M26-262 Marking of Transformers$ L2 Y( V4 ?) }2 f$ p
26-264 Auto-Transformers
2 y5 C( r% z; x- I" Q4 _) AFences
! ]/ _3 t* [- `. G3 L26-302 Clearance of Equipment - Table 335 B5 J# x6 {0 K5 U7 n0 [$ t+ W
Panelboards
; G3 n/ r0 f i, f9 |0 T26-400 Panelboards in Dwelling Units (Appendix B)1 H: Q$ e' M8 g# a
26-402 Location of Panelboards (Appendix G) d; l# v- J% L$ M# W
Lightning Arresters* s, J- |/ n# E9 K
26-508 Connection of Lightning Arresters
: R7 m7 J; P% @Storage Batteries
' U7 l) P2 N# r# D! W. h26-542 Special Terminology
! `' N# D* [ e) g' r! O* W26-550 Battery Installation4 L K9 z2 V6 w
26-552 Wiring to Batteries
& [, i; L* V# L+ D% h6 S9 uArc Lamps5 {; R9 [) d- M1 v1 |& N) v0 @, @
26-600 Location of Arc Lamps
0 O; k* @7 @6 N26-602 Conductors to Arc Lamps6 \2 j% ?8 E: R2 M
26-608 Globes and Spark Arresters
% i# q! @! [- f; o$ q( [( zReceptacles$ q( {' R: ~& w4 O
26-700 General (Appendix B)
3 \1 c) T4 D& v) n2 T( u26-702 Receptacles Exposed to the Weather( ~9 x y1 q* [. @
Receptacles in Residential Occupancies; M+ l6 @: L1 {1 o! b5 ~, c
26-710 General (Appendices B and G), n, `5 N. M- g4 c m- I
26-712 Receptacles in Dwelling Units (Appendices B and G)
* g- z+ e- T' u9 p& V26-714 Receptacles in Single Dwellings (Appendices B and G)
; H" B; p% P- [) h3 r, GBranch Circuits in Residential Occupancies
8 U9 I$ L0 F6 t0 }% M26-720 General' L$ z; G) x9 ^7 ^$ w5 Z
26-722 Branch Circuits in Dwelling Units' C t) y, f2 M4 O) f
26-724 Branch Circuits in Single Dwellings, e" ?* H9 a: t
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)4 S3 }' v/ Y/ Y
N 26-720 (F)
6 e( T$ `, s" Y# E7 t2 c& UElectric Heating and Cooking Appliances/ {, d4 g! ]: O8 G4 T8 b3 G
26-744 Supply connections for Appliances! R5 D& ~7 C0 i) W* ]
26-750 Installation of Storage-Tank Water Heaters
+ D& |/ t3 a2 w: }26-752 Infrared Drying Lamps
; y7 e2 j! _0 _: y0 E; f
: {2 i- |7 `9 \3 z9 ~5 nSection 28 Motors and Generators
2 B) T( i6 A" f6 h$ \! KGeneral
/ g6 Z9 U6 n+ h F, M28-010 Special Terminology# h& F# ?0 R5 v: M3 ^& B
Hermetic refrigerant motor compressor
) Q6 i- M* J0 H( I; Q `Locked rotor current rating: _$ r; u3 U4 Y5 w
Service Factor# P8 m$ ^" F. Z3 [
Table 44; Table 45; Table-D27 X2 k W e$ I6 H6 ^* s( _
Wiring Methods and Conductors
/ V, ~4 @/ k" W6 R- H8 f p28-102 Portable Motors1 z) w; l' P" M7 [0 ~) O. A
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity; n' l+ }, {4 u Q+ [) P- R7 C3 @6 v
28-106 Conductors, Individual Motors. J( d j/ I$ r. H8 x S
28-108 Conductors, Two or More Motors% I! U1 m% H0 o ~
28-110 Feeder Conductors
- [3 P- q" l4 R5 U; j7 i/ Q) @4 y( v28-112 Secondary Conductors
/ F! @# g6 C( c; _" R YOvercurrent Protection
% j. g; B4 E4 S28-200 Branch Circuit Overcurrent Protection
9 ^7 c! N6 n7 ]: X0 t28-204 Feeder Overcurrent Protection( e, H9 l3 x- i+ \" d
28-206 Grouping of Motors on a Single Branch Circuit4 t- _. q% J' e' v0 P6 o5 p+ `
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)- J/ L1 X9 U, Q6 @* a) u2 z
Overload and Overheating Protection
# a6 `; z' Q; ?) G7 N0 h28-302 Types of Overload Protection; x+ A5 z% t f( u1 F
28-304 Number and Location of Overload Devices (Appendix B) Table 25+ |, d5 R5 [; Q5 f3 a
28-306 Rating or Trip Selection of Overload Devices (Appendix B)
- q6 B; q1 ~, B28-308 Overload Protection Not Required
9 d7 \, r0 P6 dUndervoltage Protection
( C1 K* _+ n, Y# G7 Z/ Y5 i- _28-400 Undervoltage Protection Required for Motors (Appendix B)2 E1 B* u4 X5 {2 X) z9 S: [/ S# u! W
Control5 L7 k, q1 L5 f) ~
28-500 Control Required* u5 A& R4 \$ C3 ?; c; i1 t
28-502 Control Location. ~& V! B4 h; I8 F9 S! R9 p
28-504 Starters Having Different Starting and Running Position
2 o' A3 {6 L3 q/ ~, K, x4 }28-506 Grounded Control Circuit
W' z' s$ r, N; `& _- tDisconnecting Means/ B) k! B. b1 ^+ |- \- i' Q
28-600 Disconnecting Means Required. G' s \# E; u. \( w. c, y5 v; k2 J
28-602 Types and Ratings of disconnecting Means (Appendix B)
8 R2 b' d9 m% `) A28-604 Location of Disconnecting Means; d) V6 l1 m2 {2 @/ B6 B/ a, e
Hermetic Refrigerant Motor-Compressors o% i, g& O8 Q% y P3 ~ a9 Y1 t
28-706 Conductor Ampacity, n, @+ }8 _5 W. y3 Q
28-708 Overcurrent Protection2 r( A/ Z+ X% F0 `- t9 g
28-714 Disconnecting Means
2 H( T" T( ]9 u$ x$ MProtection and Control of Generators
0 | |. N- P+ `9 |4 w$ D Y+ G3 r28-900 Disconnecting Means Required for Generators
9 ^; S2 v4 O, n: b$ }; [% V! G28-902 Protection of Constant-Voltage Generators# ~- c4 E$ A* Q; k( H5 p$ c
28-904 Generator Not Driven by Electricity
* [6 d% Y' S# W, V$ T* p28-906 Balancer sets9 _6 E* n; E' b7 ~3 S3 Y+ @
28-908 Three-Wire Direct-Current Generators
# H# `6 @, _1 b! O0 e5 m
5 Q: j9 ~* g" k' } H& YSection 30 Installation of Lighting Equipment
$ p. o" {: C2 S3 f! f30-002 Special Terminology (Appendix B)' G5 S U/ s, Y
General
3 ~, O, I2 O5 ~) }30-102 Voltage6 @* S. ~5 T& q- r- T0 ~7 h
30-104 Protection (Appendix B)
6 r/ j, @& r" Z( Y! @' K30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
& ?; w% |. U0 i# R! U' I30-108 Polarization of Luminaires: W1 H2 i. T( y4 W3 x
30-110 Bonding of Lighting Equipment
4 S: a; D5 _: ?+ l. KLocation of Lighting Equipment2 r* N% u( `* d$ I$ V# Z
30-200 Near or Over Combustible Material
: P6 x/ F5 Q8 z/ Y( X1 \30-202 In Show Windows
6 J5 F# c k! j4 S30-204 In Clothes Closets
' p: T( p( k& v( \Installation of Lighting Equipment L$ V7 M% D4 x
30-302 Support7 u# k$ f; L* Q0 p" `8 M$ Z" {+ o. n
30-304 Outlet Boxes to be Covered
0 X3 h! |) \: p8 l0 p0 ?0 m30-308 Circuit Connections% A9 r7 @! `% m n( S- t+ Y
30-310 Luminaire as a Raceway
2 b; I' V2 I: n) `# d30-314 Minimum Height of Low Luminaires
/ W+ X7 \( J& f6 k: O* n30-316 Luminaires Exposed to Flying Objects
0 o. o. F$ D0 ]) ?30-320 Luminaires in Damp or Wet Locations4 Q2 O5 q5 u- u1 O9 b
N 30-3182 {: c# @0 J3 i8 _4 Q7 O: m; @5 m1 r, I
Wiring of Lighting Equipment d" d" Q7 Z4 t# c3 d
30-400 Wiring of Luminaires8 m1 J0 I) l3 L1 M2 r: M
30-402 Colour Coding1 m8 q# F% _$ w
30-404 Conductor Insulation6 t* O! k8 T, D. B, o' r, D
30-406 Conductors on Movable Parts$ ]+ f4 E1 J2 K1 z. J
30-408 Wiring of Ceiling Outlet Boxes; j; \ Y2 F J- o. M+ A% B
30-410 Wiring of Show Window Luminaires9 P, N8 I% o$ u( {
30-412 Tap Connection Conductors
9 R; q6 Y; F* Z$ [1 H CLuminaires in buildings of Residential Occupancy" X8 E! N& n: M, o
30-500 Lighting Equipment at Entrances (Appendix G)
& D1 T4 n# |( Y( p7 ?8 u30-502 Luminaires in Dwelling Units (Appendix G)* _# S3 t L& Y9 h
30-504 Stairways (Appendix G)2 J, C, k* |" u3 v
30-506 Basements (Appendix G)5 o& S4 l' e: B' e
30-508 Storage Rooms (Appendix G)4 O# { u$ C9 f$ H
30-510 Garages and Carports (Appendix G)% ] Q* s8 V K) M
Lampholders
1 \! Q& [7 R" Z9 Q( n30-600 Lampholder rating with Incandescent Lamps: x# \( f E) M/ R
N CANCEL
- F. x2 r1 |! ^/ u n+ K30-602 Connections to Lampholders7 y& `8 v2 i; x, T# M' j
N 30-600
{; {1 t7 [9 x* X30-604 Switched Lampholders Used on Unidentified Circuits* ?3 @6 p; u5 v* D
N 30-6025 }3 i# _2 }! ~+ M9 y
30-606 Switched Lampholders with Pull-Type Mechanisms
- W- [6 p. {) V1 u; `N 30-604
4 A/ L+ P8 H' u2 N30-610 Pendant Lampholders
7 B# {, D1 t4 z5 w& s! S2 ~ ]N 30-6081 V5 U- [2 V* r
Electric-Discharge Lighting Systems Operating at 1000V or Less
+ F8 e! e# ]8 q- w6 w30-710 Control (Appendix B)
% p7 _5 g: h) }30-712 Branch Circuit Capacity
+ h5 U0 A* @+ ?4 b, v$ X% YElectric-Discharge Lighting Systems Operating at More Than 1000V* a% j# Z5 U' x4 m
30-802 Voltages, Dwelling Units- @% w8 v& ^( C) |/ O; g# ]( o
30-804 control (Appendix B)
$ t5 x+ i: ]; M7 u ~ wRecessed Luminaires (Appendix G)$ A8 O& c1 C% |; H! j \* z' s
30-902 Spacings for Non-IC Type Luminaires
+ r2 R2 {5 V" Y, \5 m; i: t9 \30-910 Wiring of Recessed Luminaires (Appendix B)9 d- P& n' j" ] z/ V' H
Exposed Wiring for Permanent Outdoor Lighting2 u9 G# ]! P5 [9 q) y. ]1 a4 P
30-1120 Branch Circuit Loading and Protection$ |& L! \% u( E
Extra-Low-Voltage Lighting Systems
: G0 i4 c( ?* O g. T' z30-1202 Sources of Supply$ Z& M9 @$ y! U# a- k7 B# s/ t: w
3 ~; N( O( G. H/ Q# S& N
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)8 M" g9 i- {- V/ S
Fire Alarm Systems
\- B- D0 b1 w% S f& y- t: z32-100 Conductors4 j% u0 Q4 P' |5 K
32-102 Wiring Method; U4 v1 ^( ~2 }/ F
32-104 Equipment Bonding
6 g: K5 m* F: c32-106 Electrical Supervision& {4 h% y3 \+ m' c8 _; ~6 r* V4 n
32-108 Current Supply$ |/ B5 D, k, d9 J5 i* s$ \
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
/ s0 F2 i* }# T3 }Fire Pumps/ I3 e3 o* X/ r( |" R
32-208 Overcurrent Protection (Appendix B)1 l/ F& v$ I a/ e7 c- M
N 32-206
1 a6 a0 S8 Z. k32-210 Overload and Overheating Protection (Appendix B)
# s. w( E' e% {2 q32-212 Ground Fault Circuit Interrupter (Appendix B)
+ n9 Q% M: F' l9 d9 C6 M& r9 Z9 n& H3 i3 T4 s8 D# ~2 ]
Section 36 High-Voltage Installations
$ E* x/ B; ~; `. jGeneral) U( l& a) }5 y$ ?4 k
36-000 Scope (Appendix B)
! W0 S; m' i) Y- O" p' Q36-006 Warning Notices% m. J9 @* L1 |% W8 H2 Z4 l/ j* }8 k
Wiring Methods
. N. k$ T1 [+ n0 ]& w36-102 Radii of Bends' z9 Z3 w1 I( ?
36-104 Shielding of thermoset insulated conductors. T, w$ K5 E2 ?$ I1 s) S
36-108 Spacing of Exposed Conductors (1) table 30, table 31) M9 D& Q1 l, V7 H7 b
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
4 e! g: B: C) q+ l, LControl and Protective Equipment
8 w: J0 g* D" ~5 u) N! ^36-214 Disconnecting Means; o( \' R& Y6 E1 K1 V
Grounding and Bonding/ {! p2 M/ s( q* d
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
2 `6 e" x. U7 L; {; F36-302 Station Ground Electrode (Appendix B)
4 m7 y1 I9 c$ d' [36-304 Station Ground Resistance (Appendix B)
- n6 F5 M/ n2 s7 L36-308 Connections to the Station Ground Electrode (Appendix B)
& b! `! |5 N1 B$ ~36-310 Gang-Operated Switch Handle Grounds
& m! i, ~2 l, x% u9 [0 z36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations5 q% B4 [7 D" r1 |* k8 G2 P
# M3 L1 ~7 z7 n% f
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment+ a0 G" `# A+ b2 ]" Q' O
38-002 Special Terminology (Appendix B)2 t' L2 a e1 f' B8 ^! A2 R
38-003 Voltage Limitations (Appendix B)) d: V. T+ I0 O0 f! F. a3 i, l
38-004 Live Parts Enclosed
: \- X6 a* m" S0 o# G: I1 Y38-005 Working Clearances0 L9 g6 w0 s2 l, n8 o3 W" k) S
38-011 Insulation and Types of Conductors5 ?% ` Y5 x/ w9 i
38-012 Minimum Size of Conductors
) K6 T; O- i( W l! u) ~1 g
& p6 O9 v7 k5 C) x/ NSection 40 Electric Cranes and Hoists, R/ q! x+ S# u1 i
40-008 Disconnecting Means
2 r; D* Y9 Q+ N+ t% E* R) r40-010 Main Contact Conductors
$ w2 o- d% r: U& N' l4 w7 m4 \ E$ S) I& j5 W0 |4 U2 q
Section 42 Electric Welders8 I: y7 I- j s7 S
Transformer Arc Welders7 I4 V, m; R; {8 ?1 R) l1 l
42-006 Supply Conductors* e% ~3 F! z3 V" g. B4 Y8 y
5 \( w9 p# ~ V2 x! hSection 44: Theatre Installations% c& Z5 M$ ?5 |( [. y1 f: N, o
General
5 B$ x% w, m* a: X44-104 Number of Conductors in Raceways
; R; t. K( Y* d( _; l% y44-106 Aisle Lights in Moving Picture Theatres, b" n) _/ X- c4 o( s
Fixed Stage Switchboards K& ~" f* V# |
44-210 Overcurrent Protection
! P% V' |/ D* J2 |- d# G' f2 b$ RFixed Stage Equipment: ~6 |5 n1 Q. F/ g
44-324 Receptacles in Gallery Pockets
5 f1 n. D5 x# I/ I6 E5 }44-326 Receptacles and Plugs
, v3 S& G; y% p. {, ^
- x$ \. `4 Y" {& i/ Y' f) M( D1 kSection 46 Emergency Systems, Unit Equipment, and Exit Signs
( g0 g0 H1 e0 r& HGeneral
( g! k6 J) ~ |( a0 s) F$ F0 c! Z6 ^1 E46-102 Instructions# r. _" m: ?( J3 I: p) l' H
46-108 Method of Wiring (Appendices B and G)
6 A8 h f$ E. k0 [ ]4 b6 DEmergency Systems
, l2 G. g9 O8 v46-202 Supply (Appendix G)
) g" d( K. p0 ~. j p; h1 p) v46-204 Control# T$ B. t4 J, e$ g
46-206 Overcurrent Protection& F! m5 Q4 U1 y, g
46-210 Remote Lamps; F& |. ~8 u n$ \* E- k
Unit Equipment
9 V; w/ }! u) N, A: {" W46-304 Supply Connections8 z- c! `2 Y2 ?8 r1 w$ B1 l
46-306 Remote Lamps (Appendix B)7 d1 K1 g) ^0 U# V
Exit Signs
5 E- P& s/ ]& s46-400 Exit Signs (Appendix B and G)
+ i8 w8 J2 @1 v ^# x; h) f/ D2 u; S) S9 _9 F, c
Section 54 Community Antenna Distribution and Radio and Television Installations
# c+ Y9 I6 V2 S4 g; V$ S0 j54-000 Scope' w6 Z/ k$ a1 n. q3 S+ |
54-004 Community Antenna Distribution (Appendix B)" r) L" l8 k y$ f4 W
Community Antenna distribution
; |. \+ v9 ?6 Y9 r, g/ j9 m54-100 Conductors8 V& ]4 T N; o4 N. s$ |4 m; o
54-102 Voltage and Current Limitations (Appendix B)8 T7 G* u! n1 V$ D. D9 ?
Protection
7 x. f: c: R1 u5 u54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
9 {! x" V* k0 M( o) g: S4 z5 KGrounding
; l: @' s2 _9 r. W54-300 Grounding Conductor
! u% q: u$ o) e( f/ g1 b& @Conductors Within Buildings1 _4 V& w/ Z! ]% v# B
54-400 Separation from Other Conductors
/ p* A Z& M" L1 rEquipment
o4 s* O: g8 m9 y, Q L54-500 Community Antenna Distribution Amplifiers and Other Power Sources
+ t4 J/ V7 x3 |/ g54-502 Exposed Equipment and Terminations
# O1 P' F# u! r& ^
" Y" i" w/ f. PSection 56 Optical Fiber Cables' ^+ E' F, ~: O% `- \
General6 G$ _1 ]4 q' }- X. n$ v
56-100 Special Terminology
) N' `: w' X/ h6 i56-102 Types
0 p7 e: ?$ i8 S) s& {Installation Methods
+ ?' l- v( Z( p+ v9 B! ^' _6 M4 v3 r56-200 Nonconductive Optical Fiber Cables (Appendix B)
' Y3 c6 d, w* Q% l5 m56-202 Conductive Optical Fiber Cables (Appendix B)
6 q5 P$ w' h% U. h, b56-204 Hybrid Cables
3 m2 B2 U6 }* j3 C2 c56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)4 V0 Q+ g1 ?6 F) i8 ], r' a
& X; e: H$ X1 P+ M1 {( y& j# I7 _Section 60 Electrical Communication Systems! ^; ?7 e. j1 |5 h( [' I7 t
General% Z+ q9 L1 ?0 Z- j3 B. ~: K. n1 E
60-100 Special Terminology1 [8 B! o7 w; T6 U3 J8 s
Protection
# q/ \+ z* C, z8 E9 p9 D60-202 Primary Protector Requirements
- `' N9 z9 t% x7 h0 cInside Conductors1 x9 s8 X+ t; p
60-308 Separation from Other Conductors& H- c( N7 j- r/ C
Equipment
~3 F. B9 Z6 h, D/ y60-404 Exposed Equipment and Terminations
2 _' G, I, x0 C/ q' qUnderground Circuits, v: D: d1 X h) v" b& y, g
60-600 Direct Buried Systems
O+ ?9 x% ?, z- j
0 \+ u$ s) y2 ~1 O9 jSection 62 Fixed Electric Space and Surface Heating Systems/ H# Q7 G. F: y
General0 f$ W' h1 d$ B
62-102 Special Terminology& F( P2 [# @6 i+ n* A8 v
62-108 Branch Circuits+ P K P( X. l# O, c
62-110 Installation of Fixtures1 g2 k' I7 D# t6 s
62-114 Overcurrent Protection and Grouping (Appendix B) (5) O% ?1 C2 \; s$ p8 I- V
62-116 Demand Factors for Service Conductors and Feeders (2)
0 `( Z# i2 U4 |. y" w# W62-118 Temperature Control Devices
7 Y' t f# v ~62-122 Installation of Series Heating Cable Sets (4)(7)
" r* n1 ^ q Q) A: j5 y3 GElectric Space Heating Systems
4 T0 ~. @7 ]( f/ T8 x62-202 Temperature Control
% `5 G4 S0 {9 n; C62-206 Proximity of Other Wiring (Appendix B)
% a: ?% ~, E: p" c62-214 Installation of Heating Panels and Heating Panel Sets
8 n) j; F1 W5 p( h9 c62-218 Series Heating Cable Sets in Cement or Plaster Ceilings; M4 [+ T& q& A0 z
62-226 Installation of Under-Floor Covering Heating Panel Sets
3 E' }+ P" i/ b4 Q; x: m) JElectric Surface Heating Systems6 v6 a) F* Q" K, _. P R- T* _
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface3 ]+ g2 r3 B' z2 x
$ Z4 Q# \& w5 w9 ?
Section 68 Pools, Tubs, and Spas
7 G+ j1 S6 w1 Y) Z8 uGeneral
2 {' S9 ~- ?; f9 i$ K1 U& O9 j68-050 Special Terminology
' D+ _) C% G) E( P# s! S1 E68-056 Underground Wiring - Table 61
* z9 m/ A3 Y* e3 p$ U68-058 Bonding to Ground (Appendix B)( S) g$ G+ `, J
68-060 Junction and Deck Boxes (Appendix B)
% v! c/ D t" ?68-064 Receptacles
* P; m4 U: ^9 }4 L8 z/ X/ c68-066 Luminaires and Lighting Equipment
7 J* F+ l# X8 p4 G" W8 r# ]* m68-068 Ground Fault Circuit Interrupters (Appendix B)/ @: }& d# m2 m) B! a. A
y0 z$ c: F9 ASection 70 — Electrical requirements for factory-built relocatable structures and
) j3 _ w/ m0 X, @3 b3 n* S% Anon-relocatable structures# R3 |, K, N, Q
70-130 Tests (see Appendix B)8 D( y0 T$ J$ E" ^5 _! t8 e
7 ^+ i" n: \$ D% P+ JSection 76 Temporary Wiring (Appendix G)1 f P, a4 a, T! ~7 \
76-004 Grounding& Y4 }6 `0 V/ A1 G3 O
76-008 Service Entrance Equipment
4 A& t" l/ }) X! D5 j3 e; WN 76-006
) _* Y7 M' _/ y! M* F% S76-014 Branch Circuits" [1 ~+ c2 w" M2 H$ O! P
N 76-012% e. g9 ^) Q7 f) w" S
N/ y& h# E* D& @% PSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours- C; c& M+ k( Y1 ~& D4 @3 |- e
Marinas and Yacht Clubs1 Q9 s- }7 k% [. |' X4 X# @
78-052 Receptacles$ Z! ?( G) P1 G8 _# U0 u }
78-056 Feeders and Services
6 {& w6 }4 t( W9 z: D4 u$ W1 [5 bMarine Wharves, Structures, and Fishing Harbours
i! V7 ?8 p0 \( u8 _. X. N78-106 Grounding and Bonding
% N4 [6 x5 o9 g1 o' e7 @% rTables
- [0 J0 u; E6 G( Y1,2,3,4,5A,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
4 ]$ ^6 F0 |# X" d. `' Z/ M
% j6 X0 z$ D- NDiagrams: 1, 2, 7
6 Q; g- e, r$ v4 C3 j, ~
& k+ F0 i/ u; ~; I+ v6 }Appendix B
( L$ j) u6 @- C; {# L8 c/ ?P352: Ground fault circuit interrupter- 6mA
" \3 M0 w4 r7 P4 SP354: 2-126 FT1, FT4
! j( ?$ l/ w# \7 f wP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)3 z- y& f' F: O( n8 }) c
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
+ F/ ]6 Y: j) ~6 rP370: 12-1012, 1118, 1214 Example:3 Y. A0 L; ?$ c" u; j% x! R- l# o
P371: 12-1108
, g, Q; k" z) @' P1 Q wP381: 18-108(1)(b), 18-158(1)(b)' y! a* V5 }7 J8 W/ `4 _* u
P386: 24-206: T9 I4 O: b+ G0 r$ F/ R! v
P389: 26-256
5 n4 w7 c' _- U3 iP391-P393: Section 28, Example to determine Motor Conductors and Protection# n" x2 S1 Y# r$ K3 D3 r! x& j' b
+ b5 P' a+ d( |8 F+ A+ bAppendix D
& s6 }) l7 g6 I3 V7 mTable D1, D2, D3, D4, D5, D6, D7, D16 |
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