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Canadian Electrical Code Review Guide
9 Z& `4 l" W& l0 a, u/ U( \! CFor the Exam of Electrician For Red Seal License
4 B5 R* @3 ?& L! Q
% p e0 U: f/ M0 A2 e* c3 \Lesson One
( q( l9 ^# D( f# P" }9 L) cSection 0 DEFINITIONS$ f' E5 I b1 f2 ]3 M8 H' Z
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:: H2 h7 \/ G7 P& R0 l* l
Accessible as applied to wiring methods
: g: M! D' O3 hAlive or live, t% V) ~. w: _: Z; M8 ], f& {" Y4 j
Aluminum-sheathed cable `7 O# a& B. f; i
Ampacity
$ q. F, R7 V9 j, I! r/ M) kAuthorized person4 F2 b& U' Y* S
Auxiliary gutter# f! l* H" l+ k/ h: r) L
AWG6 a: X1 w8 l. ~7 I" j
Bonding9 m8 q* r1 O1 ]
Cable tray% `. d% \* `# h
Cellular floor
+ o' ?8 M4 z) ~) q6 e- D) l6 t" DBranch circuit( [! S3 E9 e: m' j2 Z' @
Bus
; k: P+ C2 U2 a/ q: UBusway
, M" N q' T( A$ e. `2 G/ UCommunication circuit, ]$ y: @7 N2 B7 f$ Q
Extra-low-voltage power circuit& K/ E! P* j- U6 m/ E' {5 P
Low-energy power circuit
. ~1 i! K& w- M) J( cMulti-wire branch circuit b+ i7 a3 a3 v2 V Q9 `4 h
Remote control circuit
" u0 l& F7 F; r/ m& |1 GSignal circuit
: D9 a* C; G% b: }Circuit breaker3 E& Z: P! w" G5 a4 b3 V l
Instantaneous-trip circuit breaker
% i, R K* w8 o" ^% m1 r OConductor( \7 ^9 d$ C5 r& ]# t
Conduit- l, j& M$ S$ W' ~: D I" O# O
Flexible metal conduit, ]( R9 g' f! ~$ E+ ]8 @5 {
Liquid-tight flexible conduit$ \+ c5 e5 o" N' m2 T, I
Rigid conduit, \5 I8 G: l P) D2 _2 G; ~3 [8 y+ x
Rigid metal conduit, w9 O1 O" D2 X7 ]2 p% R( m2 c" u) _
Rigid nonmetallic conduit
" e+ ^1 V. [+ y( i" ? Rigid PVC conduit* x! }7 B, T M4 d% ^, t
Connector
7 U( u3 W; Z$ o1 [ f' M8 j/ S) [ Box connector
T/ x% k4 S1 v( n; k/ ]3 g Wire connector+ O7 {2 y8 o+ Y( s8 W6 L
Controller- ]; L+ p6 W: O2 r0 E0 w
Disconnecting means1 N" | y" j- q8 p$ [: J! S2 I
Dust-tight6 @6 x( D( e. o" i5 a
Dwelling unit
. w0 N7 Y( `" z5 D7 lElectrical contractor
* r" X# g# m- g# s' nElectrical metallic tubing
: p) L5 H$ v2 S: L- q0 tElectrical nonmetallic tubing
1 ~$ U8 s6 {+ t8 L" d; B" F( gEmergency lighting; m" ^' h" T# ]* n9 V" j6 ?& b2 o
Explosion-proof& ]- U+ Y% u' s+ _1 o4 U4 R
Extra-low-voltage power circuit d$ }+ J0 C% w! a* @6 a( B
Feeder
/ l7 u+ U6 n6 @8 ]Flexible metal conduit
$ Z1 v: W1 S t% Y" tGround4 `# r- a7 k; L; Y" `* p9 }
Ground fault circuit interrupter
" E) d% c0 z3 qGrounded5 @0 x" K. p4 v( J, o
Grounding v' U) v* J# j
Grounding conductor. l7 x) J8 g& L6 k8 D' d/ ]
Grounding electrode# R* Z& k. e' @! E! T& y# y
Guarded& O4 `: P+ N/ t2 g6 O( p) H6 c
Hoistway7 Z9 y0 C7 Y! S8 M0 s' b
Identified8 l$ b, m* l2 Q9 o
Lampholder" d! y2 B) c1 @& w H
Low-voltage protection
G+ O2 q9 ?! m6 s" XLow-voltage release
' k% T4 w( K1 j+ v7 A# [0 H1 jNeutral. H- T L h! w3 T8 z
Noncombustible construction- H0 l/ }( ]3 p2 A/ w
Outlet
/ H+ b0 g% G% W* b" T1 l- hOutline lighting
! e& O m+ ^4 k+ JOver current device0 E. @4 \9 y* @6 c
Overload device& A- o5 N; I8 u
Panel board; C. W, \9 V4 |7 Z$ C
Panelboard, enclosed e+ B) d! d/ J4 x
Permanently connected equipment
# r% b0 c. q0 ?: q, @1 b- rPermit0 k/ V! Z' |4 \
Plenum
: r% y9 z# z6 R: C9 bPortable as applied to electrical equipment% \2 I- b# m( ?9 z
Portable ground fault circuit interrupter9 L' R) i3 n5 k3 F$ P$ u
Power supply cord
! X, B/ c* N. g+ ?Raceway# \$ K7 Y0 [7 V
Receptacle
( f7 Y: |& o; w+ a& x" Q Duplex receptacle
( J, z* ]* }" r' j Single receptacle
3 z, ]' I# R8 @1 H Split receptacle
, m) Q/ g1 h9 I A0 I: eService, consumer‘s& j; l0 s3 h4 `- Z6 N5 K
Service, supply
* x( Y. ?- r- T( r. ]6 }8 cService box* {$ o k/ w% F
Service room6 R$ X9 p$ l' P, m" i: |" k( N
Single-dwelling
, ^; e+ D9 T n. u+ L$ Y& p vSlow-burning as applied to conductor insulation
1 N) r9 f/ T g4 O8 |9 k- f9 u, I( iSplitter" a, i/ E1 R$ w1 f$ k2 Y' V, c
Starter
+ J, w* k: b# Y- t6 ySwitch
& J) ]6 j- `: o3 i: } General-use switch- u3 K% `0 w" V: A! @& {
Indicating switch7 [9 x# |. I) e
Isolating switch& M5 G# W _5 K) G
Motor-circuit switch
2 X/ B1 `' O/ g! A- n2 pSystem5 R9 D7 u3 m) x* [
Communication system+ L# O8 x3 C( S8 \1 v3 L" N
Community antenna distribution system(CATV)# W/ y) o9 ?" M% Z& c
Grounding system
' _6 w) `" h) F/ A& l) S+ L! e7 EUnderfloor raceway
/ e/ T6 `1 A% y* h8 ]5 vVoltage:
, h% a- W# V1 z5 U- A* c: n& L Extra-low voltage- p* _7 S2 L. _1 v+ F
High voltage
% g3 Q. ?0 z+ k) H" h Low voltage7 w l( ]7 Z7 w1 V
Voltage of a circuit9 ?& w; {8 @* u; V2 m
Voltage-to-ground
2 g/ S, p) o% e f* \& t5 xWireway
4 g* c4 N# y F4 _
* A! G" J- u' q; @5 mSection 2 GENERAL RULES2 B7 W1 @$ K) ^$ {! e/ u! U
Administrative
5 W+ F2 q9 L) S% q2-018 Reconnection! p( I' S! Q2 D9 y& P. H
2-030 Deviation or Postponement
3 e5 X* M& Z+ C0 _Technical General
" j4 `/ J% p) [1 b8 s4 ]2-106 Circuit Voltage-to-Ground – Dwelling units* a# v5 F/ }$ L n8 d! A
2-114 Soldering Fluxes
- f! L/ a6 g8 j$ w2-116 AWG Sizes of conductors/ t3 I" Q/ r. }6 ^/ P
2-124 Fire spread (see Appendices B and G)
: Q/ T7 S- ^ ~' \! ~! V9 s1 e2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G) E9 ^* @+ m0 w
Protection of Persons and Property
1 [* t8 a; K% {2-202 Guarding of Bare Live Parts0 d7 Y# r: ?3 q' z+ L
Maintenance and Operation$ R/ P/ K" P! |/ M' p7 N% z4 P
2-304 Disconnection
5 \% Z" ~3 d' _: [' p* F: T9 f2-306 Maintenance of Live Equipment
3 j5 e+ @; c e p/ B7 HN 2-306 Shock and flash protection (see Appendix B)
; ]2 ?: y1 _, L' \( v5 d D2-308 Working Space About Electrical Equipment: Table-56
k ]/ x! r" A" v6 Z: X2-310 Entrance to, and Exit from, Working Space2 a$ q3 w6 H. W: ?
2-320 Drainage' M6 l6 I5 l( W @8 x# k, d& y
2-322 Electrical Equipment near combustible Gas Meters and other Devices+ M5 p; Q& x' ?0 ?6 M
Enclosures7 m5 n. E1 ?: K( Z7 w8 Q
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) 5 w6 ]5 l) b6 Q9 m6 _
2-404 Marking of Motors: DP, WP, TE8 U$ U7 r$ m9 d6 Q" l1 O; n
0 X/ ]; e+ f6 g; f% D4 A- ~( ~
Section 4 Conductors' d. _ }7 l. z: I; `
4-000 Scope
8 k; d! M0 u. a8 K: p1 W4-002 Size of Conductors: 14#, 12#. a5 N5 s( X' T. Q( m! D. z- h
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36( Y8 P. t2 F9 L
4-006 Insulated Conductors: Table 19: _/ O. X( |( C1 D
4-010 Uses of Flexible Cord: Table 11
" T, p. [5 k X1 t$ x8 z4-012 Sizes of Flexible Cord* g4 z9 X( p& c3 W& A4 Q) r
4-014 Ampacity of Flexible Cords: Table 125 K6 Q* q) a: k9 i% g d, `9 ~
4-018 Equipment Wire3 p1 `$ _( O$ d# R
4-020 Insulation of Neutral Conductors
% n( ?5 Z" k& @' }4-022 Size of Neutral conductor6 ]7 E6 r/ x }' g6 i; p
4-024 Common Neutral Conductor
9 h* v+ `) }, [5 N4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum9 A$ g) l8 g& D4 |
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
0 X" |4 D' ^. ?# E& v4-032 Identification of Type MI Neutral Conductors0 G. I* @: v2 o) ?3 Q- D5 q$ n
4-034 Use of Identified Conductors
3 ^# Z: B9 a) f9 c4 L) ~, y( H4-036 Colour of Conductors: Phase A, B, C, …
! Y' a4 o' W1 K7 _; ^* c6 X; G+ Q6 D2 M* \: i# Z
Section 6 Services and Service Equipment7 w; w$ S1 m+ a, p/ _" p" e6 @( t9 o
General
& X1 F; O* R7 S1 q2 v: h' k& N3 l6-102 Number of Supply Services Permitted
3 [6 `1 M* s# ~- F$ }+ G- T5 ^6-104 Number of Consumer’s Services Permitted in or on a Building9 _/ s% J8 g" h+ C
6-108 Supply Service from an Electric Railway System
0 o! p8 D: e( u: t6-110 Three-wire Consumer’s Services
9 I& q* s2 F1 U" z4 i; J, S6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors# h0 ~! w/ w' c& b/ k* ^
6-114 Methods of terminating conductors at consumer’s service
2 Z3 y) A% Y' D+ x9 H6-116 Consumer’s Service Head Location
7 k# { O5 Y. K2 Y/ mControl and Protective Equipment
. q) F! N2 v# t1 F4 q7 j! X8 o6-200 Service Equipment
, D: C' f6 J; ~, x" ]$ X2 l6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)/ A: {7 d# J1 N, z6 U1 r9 t2 p
6-208 Consumer’s Service Conductors Location
6 \4 @$ X+ C2 l( ~* |0 f3 k6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
7 R5 c9 d B$ z% j& E; I3 t6-212 Wiring Space in Enclosures( b* ]; u0 X7 y8 ?9 {
6-214 Marking of Service Boxes
7 ~) G2 D' L6 f; r3 GWiring Methods
* D" | p: O6 c+ d) c" @6-300 Underground Consumer’s Services% ~8 n' W! W0 t/ x. K
6-302 Overhead Consumer’s Service Conductors& T" U" K$ L: T! B! g5 \
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable9 O& k$ ^/ `! _" e0 O' Y0 H
6-306 Consumer’s Service Raceways
( }& N S: f- M8 k+ @8 w6-308 Use of Bare Neutral in Consumer’s Service
8 [! Q. J/ A4 ~! H& a A J6-310 Use of Joints in Consumer’s Service Neutral Conductors
% y6 c5 [! T5 p9 d' e6-312 Condensation in Consumer’s Service Raceway
) M1 W' [# s+ c( ?9 a( ~Metering Equipment* B2 A- ^* R J) j9 P* O* l
6-400 Metering Equipment
" T" i5 f5 C' P7 A" a* a8 v& x. G6-402 Method of Installing Meter Loops! \8 m) L$ N4 D* C
6-404 Enclosures for Instrument Transformers
& y: X; @2 R. G' J( P6-408 Location of Meters1 o+ |2 N8 V5 M( z) O# i$ y s6 p8 I
3 Q; i, @' j4 k4 b A9 @+ t6 W3 }
Section 8 Circuit Loading and Demand Factors
3 { ~8 D" z- m1 b ZGeneral- H& Z1 r4 H' B# l
8-100 Current Calculations
- i$ z* E- M. y8-102 Voltage Drop ( see Appendix D): Y. @& D. k' S6 P. `! T% G1 m
8-104 Maximum Circuit Loading4 Z4 V7 z5 L. t5 m$ c, @
8-108 Number of Branch Circuit Positions$ Y& H$ n% ]: D
8-110 Determination of Areas `* J- q: V, u/ z j, ^
Services and Feeders
+ S9 o* G3 U, x" O8 d( h" M8-200 Single Dwellings (see Appendix B)
, e0 j% f# t: o% C" Q1 @# {8-202 Apartment and Similar Buildings" B! Z% [+ H" n. h$ m
8-204 Schools
! x0 Q+ U& W- B) \. t* B8-206 Hospitals" h3 _9 z: h8 G) V. S* E m
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy1 `; X; w: B. N8 Z; c% A8 _; |
8-210 Other Types of Occupancy (Table 14), h& {/ n, Z/ Q. T* Y7 o4 j
8-212 Special Lighting Circuits
: B( Y5 e v- NBranch Circuits! _; X# [1 K$ H" V4 [( f
8-300 Branch Circuits Supplying Electric Ranges
* `" c) b8 ~/ F8-302 Connected Loads; @* s1 w9 V/ T& h) S, o8 f
6 `8 u6 H4 U3 O. NSection 10 Grounding and Bonding
9 z8 W1 b) ^' `7 d9 [9 f* Z- t" qScope and Object8 T6 Z6 H! w9 E
10-002 Object7 h# Z$ Y& O, g, I- O1 U& z1 p* [
System and Circuit Grounding
" i* r% w( r- a* `10-102 Two-Wire Direct-Current Systems# s* I3 G) _ Q& v
10-104 Three-Wire Direct-Current Systems5 U" f& g1 ?5 ^7 ^
10-106 Alternating-Current Systems9 r2 I& m' S8 E2 m3 K
10-110 Electric Crane Circuits0 n9 M5 d8 M0 D4 p1 E' S# k: N* z
10-114 Circuits of Less Than 50 V
% B& p O% T& b3 ~( h' m$ P10-116 Instrument Transformer Circuits
: \! b# t! [: g# B0 k2 X5 `Grounding Connections for Systems and Circuits5 Z# i) S# N9 b q' E5 W, a! A! h
10-200 Current Over Grounding and Bonding Conductors7 k# l" I( ~$ j* r
10-204 Grounding Connections for Alternating-Current Systems
) d; M$ K1 X& z10-206 Grounding Connections for Isolated Systems
* C( \! Q0 ^8 k0 B" L0 l10-210 Conductor to be Grounded
7 L0 P/ N! ?; G9 C; V- bConductor Enclosure Bonding
/ s! H: M9 I: b1 ~" T8 b$ W9 n10-302 Other Conductor Enclosures6 t* H4 E# `, v0 E
N 10-304 u L$ a* @) u6 b
Equipment Bonding
: I, l/ s' u) c3 g10-400 Fixed Equipment, General1 |& v" ~9 Y, i. I( z' N0 U
10-402 Fixed Equipment, Specific (3), (4)
1 b! Z$ }+ Y; V6 u% D% }( G10-404 In Nonmetallic Wiring Systems
$ h: ^$ U) V! P10-406 Non-electrical Equipment
1 f/ |$ j) R% b1 b, r0 T; T' A10-408 Portable Equipment (4)(b)
; ]$ C, J# y; a. @) t+ ~( c: R10-410 Instrument Transformer Cases3 u* `2 G7 x3 _
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less. i7 u: ~4 L/ v+ u4 g, B
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
6 ~- \6 X8 b- ?7 FMethods of Grounding
: E: X' @. H; J' T" D( `10-500 Effective grounding (see Appendix B) A% C6 C. `, ~* ]4 R; g( e, ?% S, w
10-502 Common grounding conductors
$ h; w$ H5 p" l# N+ _10-504 Common grounding electrodes4 {9 `* {8 h! ^- d! z# W1 A8 ~
Bonding Methods# y3 J0 ^/ ?- {+ X+ b) X) D
10-600 Clean Surfaces! j$ ~8 F2 n$ g
10-604 Bonding at Service Equipment# c* O+ R. [9 c3 ?
10-606 Means of Assuring Continuity at Service Equipment3 l; d7 g4 Q6 |
10-610 Bonding at Other Than Service Equipment9 \$ \7 Y. ^6 R- f. A
10-612 Loosely Jointed Metal Raceways' W, b- H' k1 i0 n' M2 @* N! v' [3 Z
10-614 Bonding Jumpers Table 411 Y9 ~5 D m+ p W
Grounding Electrodes
* ?- c' U8 o& F10-700 Grounding Electrodes( M; g2 [& w; D* ]& X
10-702 Artificial Grounding Electrodes
' M* o( t5 R8 f O/ m- UN 10-700 & 10-7020 R5 f) \4 s9 {
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
6 V8 \" N, s4 G. T, WN 10-702( j! ]# X# G" y0 p3 ]
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding. e; n. w A. |( `2 [
N 10-7029 k( E" ]- e, t* T
10-710 Use of Lightning Rods (Appendices B and G)* V2 j/ s: z* x+ F7 ^% y
N 10-706
7 R# e8 a" [8 t: w# hGrounding and Bonding Conductors$ J- p$ c' C" T7 J1 K: U
10-800 Continuity of Grounding and Bonding Conductors
/ G$ e% ]" ?8 @10-802 Material for System Grounding Conductors
. K# U( [" X$ b; o8 [. e10-804 Material for Bonding Conductors
3 M3 ?* t* ^+ H6 T: p10-806 Installation of System Grounding Conductors' A+ M* \$ |' u7 O! {
10-808 Installation of Equipment Bonding Conductors
2 L! N' p0 Y. e4 X% E$ w( G) _10-810 Grounding Conductor Size for DC Circuits0 b7 ?1 t8 q( K0 y2 o. A
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
$ Y( X6 t5 I! L& q) @10-814 Bonding Conductor Size (Appendix B)" t m1 f: C# V# P0 t& b* [
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment) t, x. j* ^- c }4 V
10-818 Bonding Conductor for Outline Lighting z6 N$ Z! L2 i
10-820 Bonding Conductor Size for Instrument Transformers* l& h* Y) i! k- i5 ]6 u! r+ x
Grounding and Bonding Conductor Connections2 C( E# d6 O7 l. x- ]
10-902 Grounding Conduct Connection to Water Pipe Electrodes* n0 C1 @3 L' L
10-906 Bonding conductor connection to circuits and equipment
% o* g/ v0 g( g g3 ?3 M* K10-908 Grounding Conductor Connection to Electrodes
4 s. z) `0 I! k/ pLightning Arresters7 E# q7 `$ \0 `4 F, m- p% G/ m
10-1000 Lightning Arresters on Secondary Services – 750V or Less
+ w, Y& n+ z0 y# N7 P4 M8 C# j& t. k1 ^1 R* A5 d/ ^; E
Section 12 – Wiring Methods) `" E3 z8 d. k7 O+ K3 }
Scope
. u0 D9 |2 j5 P# A! W. @4 I& S12-000 Scope (Appendix B)% S/ H* v( s/ @3 N3 s' m
General Requirement! j. z& Y# F" G8 j6 h7 p) x
12-010 Wiring in Ducts and Plenum Chambers
( C0 l* }2 W$ p X: ~ ^* A12-012 Underground Installations (Appendix B) m- v$ t" @. w; b
12-016 Lightning Rod Conductors
3 f y0 F( C. O4 k6 HConductors - General. D1 _- _. l9 C8 x N
12-100 Types of Conductors (Appendix B) Table 19$ L* D( }4 D I- i" q
12-102 Thermoplastic-Insulated Conductors
0 q7 f: F: h' b2 ^2 h2 C5 |4 h12-104 Flame Tested Coverings
' @/ w. I0 e# a5 l( g( {: q12-106 Multi- and Single- Conductor Cables( C2 ]0 i1 P. K: @# F
12-108 Conductors in Parallel (Appendix B), Q# \ K5 A t# o S
12-112 Conductor Joints and Splices
; w/ C/ T8 L" }( I8 z) Y, L5 [12-114 Ends of insulated conductors; ]5 \. u6 P) X0 H" C m
12-116 Termination of Conductors (Appendix B)
7 _. _9 p0 b7 M+ r& C12-118 Termination and Splicing of Aluminum Conductors
. @1 n+ s) k6 h% `8 h3 o12-120 Supporting of Conductors - Table 21
. @( [& g' O8 D1 l" l2 mOpen Wiring
& |3 @5 @" Q4 e0 M+ _ d# F12-204 Spacing of Conductors
( s+ m# f/ F7 o8 k+ {. T. E12-206 Conductor Supports
6 h5 \: Q8 i8 T$ W- F12-208 Conductors on Flat Surfaces
4 H) d9 F* T7 T* n) Y1 J. f$ }12-212 Protection from Mechanical Injury
3 I S/ g; F3 i5 W& K {) EExposed Wiring on Exteriors of buildings and between Buildings on the same Premises/ _7 P1 m) Q$ c
12-308 Minimum Size of Overhead Conductors
* [# M1 d' K" d+ x12-318 Use of Neutral Supported Cables9 ^/ }! K+ a2 y
Nonmetallic Sheathed Cable
' j4 Q. z% A1 W1 N" H12-502 Maximum Voltage
. ]8 T9 d# N' R! F7 R) J12-510 Running of cable between Boxes and Fittings (Appendix G)
% Y3 \ j- F/ I# [8 w: @7 `& O1 n* t12-514 Protection on joists and rafters9 f* i7 L* V0 [ |7 H
12-516 Protection for Cable in Concealed Installations (Appendix G)
. d8 s' V/ b6 s5 W% n7 ~6 P! ?8 t12-522 Where Outlet Boxes Are Not Required
) u# f- Q" z6 U2 mArmoured Cable
* G% P/ H" @. V/ v4 N! I4 H3 K12-602 Use (Appendix B)
* R a: N( _# O12-604 Protection for Armoured Cables in Lanes' r' M5 N- k) u
12-606 Use of Thermoplastic Covered Armoured Cable8 G6 l+ q' P8 B. s/ `; h- k" {
12-608 Continuity of Armoured Cable
; M1 ^- ?1 {* i6 Q( f12-610 Terminating Armoured Cable5 y, y7 U) }% X
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
; t% ]- T- a# ^! S" R9 {3 }12-614 Radii of Bends in Armoured Cables) }# e- y; m) \% c
12-616 Concealed Armoured Cable Installation! h9 z" o& U9 d- X o2 t+ p
12-618 Running of Cable between Boxes, Etc
/ ?' M' g5 Q7 X3 U+ o. x! S, NMineral-Insulated and Aluminum-Sheathed Cable
" [9 i3 Q1 M. K( H/ k12-702 Use( x5 j9 u+ B# }$ T
12-704 Use When Embedded3 J7 ]7 j8 c/ _; W
12-706 Method of Supporting
7 s6 X6 N$ Y; t* j) K12-708 Direct Earth Burial8 l* P8 F9 s0 O/ f& l( g! o
12-710 Mechanical Protection% Y b: g5 G( _" J7 _
12-712 Radii of Bends
. ^1 t& I; H5 u. a12-714 Termination of Mineral-Insulated Cable (Appendix B); b4 b" N8 B y; R& w* c
12-716 Connection to Other Forms of Wiring
3 x( {+ ^: w+ E8 C- fFlat Conductor Cable Type FCC
8 k- l: f# u+ l+ ~2 u/ z( f, z12-804 Use Permitted) r+ Z& @4 `8 p0 w6 l' c8 c4 F Q
12-806 Use Prohibited
9 V! W+ B j Y/ {, z$ f12-818 Anchoring
+ _0 H* x' ?3 L$ R, w12-820 Crossings% {& E$ C9 ^3 H/ g8 U% |
Raceways - General
' u7 T- L: l- Q% v12-904 Conductors in Raceways8 j) P4 I7 k" o+ _; ]' C0 X# m
12-906 Protection of Conductors at Ends of Raceways% l; D" v( }/ W; O- w k
12-908 Inserting Conductors in Raceways5 E3 k! \- d% g
12-910 Joints or Splices Within Raceways
' ^; t3 e1 O, u) P6 N3 t12-912 Stranding of Conductors" j# e) i3 o M! {
12-914 Electrical Continuity of Raceways
/ C# C( B+ T/ m/ [ s- T12-922 Radii of Bends in Raceways2 o0 {$ U' b6 {
N 12-922 Radii of Bends in Raceways Table 7, b& \4 i+ U/ J. g
12-932 Protection for Raceways in Lanes
8 Q, w! o) j5 x/ h12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)1 G r# S( A: L, b+ S
12-938 Capping of Unused Raceways
' a, J3 n: p5 c2 l12-940 Maximum Number of Bends in Raceways$ x6 h" f8 E- @- E
Rigid and Flexible Metal Conduit
- M& m. z% w# I: x9 d( M12-1002 Use% T5 K) G) I# P/ J
12-1004 Minimum Size of Conduits
d. q7 w, I3 s5 M# X! y12-1006 Conduit Threads (Appendix B)
, A3 h& Z8 \1 |12-1008 Thread Engagement' k" Z5 T X+ |# Y4 i' f- t: V
12-1010 Maximum Spacing of Conduit Supports5 U# l1 u: h$ k! L, E8 Z+ I8 b
12-1012 Expansion and Contraction of Conduits (Appendix B)5 Q6 j+ F$ I( v& Y& u
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 , w y2 K* O+ m! n7 n. u5 M1 U7 ~
Rigid PVC Conduit and Rigid HFT Conduit) ]8 A! x- o5 O% b. O
12-1100 Use
$ g8 q- f* a, D/ b" w8 H12-1102 Restrictions on Use) z2 o* V7 b+ I' s/ Y$ P) d
12-1104 Temperature Limitations (Appendix B)
4 @6 I; _. F' U9 G5 y12-1108 Field Bends (Appendix B), (2)
" z2 a8 r5 l1 [7 O12-1110 Support of Luminaires
, o1 s# k+ T: k, h3 V" v' O9 l12-1112 Fittings- J' x5 S3 r( Y0 b0 R% \, U. r
12-1114 Maximum Spacing of Conduit Supports
, n# O' o ?3 ]. P12-1116 Support of Equipment. c5 H" C. e) T: J) u! ]9 {/ j/ M
12-1118 Expansion Joints (Appendix B example): i0 `6 o9 d/ t9 S
Rigid RTRC Conduit
2 M& q" \8 R6 _+ [7 z) L+ C8 f. l# U e1 O12-1210 Temperature Limitations
2 @5 c7 q+ n7 z& H& G12-1214 Expansion Joints (Appendix B)5 H, e# }+ Z! P0 H' l# ^4 w2 O
Liquid-Tight Flexible Conduit6 w# \" u3 c2 j. L
12-1302 Use of Liquid-Tight Flexible Conduit3 p; ^0 ~9 U' y0 |
12-1304 Maximum Number of Conductors- ?9 r) o* H) J. D
12-1306 Provisions for Bonding# G# z9 p9 z8 k. e6 Y& \& _- s6 t
Electrical Metallic Tubing; E7 c; W+ }. o! j p
12-1402 Use0 ?5 }" L4 _+ T( r
12-1404 Supports
* G8 h7 I o, a! M4 ]; A( s12-1406 Minimum Tubing Size
' ?" A, _/ o9 m# b12-1408 Maximum Number of Conductors: G8 U3 y/ D3 H! I; {! v# f! m
12-1410 Connections and Couplings3 S( A% Q) C# D" |2 b# A* w
12-1412 Radii of Bends in Tubing* A; @ q |' \1 }( x. Z
N Table 79 M. O0 b2 r: t. o, [
Electrical Nonmetallic Tubing
5 Q" h" `& x4 T- V6 z12-1516 Provision for Bonding Continuity
: D }: f9 v, C4 K, }N 12-1514* k7 |! ~4 c9 w5 D
Surface Raceways( d/ N" K. [8 I7 d. `
12-1602 Use of Surface Raceway (Appendix B)0 i; I# R8 J% n3 l* T# i3 o2 V: Q2 J
12-1604 Temperature Limitations
* O/ H/ @7 u$ `# |9 {12-1606 Conductors in Surface Raceways (Appendix B). e. q$ V& W+ x( u# G! U
12-1608 Maximum Voltage
* r" S1 ~1 X* V4 h12-1610 Joints and splices 9 a& p! h( O# A, \
Underfloor Raceways
4 k# n0 w; ?8 \5 x Q1 x4 i12-1712 Discontinued Outlets in Underfloor Raceways- ~( A/ ]; y4 F8 n: @$ \. i
Cellular Floors
- ]: E% c2 j7 U8 V8 S$ S* V' n12-1804 Maximum Conductor Size in Cellular Floor' [, D0 i$ M& A% w6 f2 S3 e
12-1820 Cellular floor discontinued outlets
* t: e: R ^* _0 i2 [$ ]' d; IAuxiliary Gutters
: r6 E) k0 L- s$ B' B% _: d12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces9 S( K) @, M1 n8 p5 \
12-1902 Auxiliary Gutter Supports6 r) l5 C8 K0 v9 S* L# e+ X* o
12-1904 Auxiliary Gutter Cross-Sectional Area& o9 x+ i4 T6 y; e- T
Busways and Splitters$ ~% h& S6 D. t* [$ ~" ~4 b1 H/ }
12-2004 AC Circuits in Busways and Splitters$ U0 x& z S3 M1 ?9 C- z( @" x
12-2006 Busway and Splitter Supports/ T. K" A% J- W6 a
12-2008 Method of Installation of Busways' e/ }5 x: H1 f& h! `
12-2012 Reduction in Size of Busways1 O2 l; t' r& M; ~5 f$ @
12-2014 Length of Busways Used as Branch Circuits; x& a4 [3 h- B- Q4 B/ O9 B. j
12-2018 Taps in Splitters# }# g! a; C& c$ I( q
Wireways
- H, Y% B' q( f9 H' |( K12-2104 Conductors in Wireways( m7 W, S5 T+ x
12-2106 Taps and Splices in Wireways
/ g0 Q- E: ]4 W9 Q9 F: b: ? Cable Trays6 o8 |/ w# x% {
12-2200 Method of Installation (Appendix B) ^$ Q! Z- U4 R6 C
12-2204 Joints and Splices Within Cable Trays6 W$ @7 y" B* `+ P! ?9 U
12-2208 Provisions for Bonding/ ?0 t' i9 a% @; o/ U
12-2210 Ampacities of Conductors in Cable Trays
- G3 z: [0 `8 y8 rInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings! I. T& R0 ^ ^
12-3000 Maximum Number of Outlets Per Circuit+ b7 w0 F9 W" E1 D3 P: ^2 f
N 8-304$ V3 O8 e8 F) p' V0 o
12-3002 Outlet Boxes (Appendix B)/ [+ @2 O5 z+ @9 T! c
N 12-3000
& M' [) y( l' W4 ^6 O t. k9 Q12-3004 Outlet Box Covers
y* M3 Y% M! n8 t- QN 12-30021 j4 z7 O# j1 W* ]! }0 J
12-3010 Boxes in Concrete Construction
) ]* c L* K4 Y/ `! K CN 12-3008
( b. h; y1 f* w5 \8 P% F- b12-3012 Outlet Box Supports
, h1 x4 O& w+ l6 w+ Q# a+ hN 12-3010) h( z( T0 E7 W
12-3016 Accessibility of Junction Boxes
4 V6 @1 Z- r, ]$ E8 V7 o c0 |7 WN 12-3014# E: o. C7 f: T' o; Y- |, j
12-3018 Flush Boxes, cabinets, and Fittings6 L% U) x, j+ ^2 t3 F
N 12-3016
) R' y7 H& ~& k12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
( y R8 g% v2 P$ x" H2 N' a: ^ BN 12-3022+ @' x; s2 V+ U7 U! o$ t5 G
12-3036 Maximum Number of conductors in a Box - Table 23! W1 P; E1 j- p' ~% ^( ^
N 12-3034. e# t" l K! \! H- ]" q1 M
12-3038 Pull Box or Junction box Sizes& q' d$ {9 o$ K9 A
N 12-30362 w( m% `: Q. m( h2 _2 x
. O- V/ F' b4 B8 n+ l
Section 14 Protection and Control' M' ^6 ~" r2 ~1 o* r+ Y
General Requirement
/ }1 l3 @# q B& d0 S9 A* d1 B8 f14-010 Protective and Control Devices Required" x, q; a& B/ ]( @% Q
14-016 Connection of Devices
4 |6 c: ]# d' `1 v- z Protective Devices – General
, X1 S/ }- z+ k2 `4 T7 D: F 14-100 Overcurrent Devices Required
* a6 X5 \1 _" i" n4 M14-102 Ground Fault Protection (Appendix B)6 {: ^+ A( {; H5 U% w i
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
) e& A5 [( ]/ J6 H14-112 Overcurrent Devices in Parallel1 z' J& A% O. v4 _
Fuses$ I1 r8 c7 y! h1 F+ N4 F' A8 f
14-200 Time-Delay and Low-Melting Point Fuses3 ^" c3 ]3 M# F; b! d
14-202 Use of Plug Fuses! W+ E: ~, ?- k& W
14-208 Rating of Fuses
/ q" r. U! T3 S8 m1 U14-212 Use of Fuses (Appendix B)
! S( o7 L9 C( Y( v) ?* f; JCircuit Breakers
% x% z, _! _' p14-300 Circuit Breakers, General9 U: D7 k: _* T% X- G# W
14-306 Tripping Elements for Circuit Breakers
# Y2 o& A3 A4 d" [/ a. V% y14-308 Battery Control Power for Circuit Breakers/ M: d6 ?9 F4 H0 C. g& Q' O& N" B
Control Devices - General
) p8 u* g- i) k# [3 i' {/ T4 F14-402 Disconnecting Means Required for Fused Circuits
/ X* _$ b+ \, w. T: r6 BControl Devices - Switches! f; t# _( X" B- C
14-502 Mounting of knife Switches" l( ~% A9 K! [& Z, O) y
14-504 Maximum Rating of Switches
0 L# t* s4 n# @! e4 o# v D1 w14-508 Rating of General-Use AC/DC Switches (Appendix B)
8 {2 m' j" ^' N% V' B; u5 F14-512 Manually Operated General-Use 347V AC Switches (Appendix B)% r/ E6 }& v- l4 Y4 R
Solid State Devices8 ?- Y1 [' R$ R+ V% i+ H
14-700 Restriction of Use
% E, V1 r2 G" ?: O+ N% d14-702 Disconnecting Means Required
) R) e' w! n3 k- `
+ U) B. ?; u2 L) [2 b* GSection 16 Class 1 and Class 2 Circuits, D5 C* O- L' d l. b x- s) l; B# R
General
6 U* o' E9 N4 q* q! r16-004 Class 1 Extra-Low-Voltage Power Circuits
) q" E5 c9 e) |5 _) M! M: u16-006 Class 2 Low-Energy Power Circuits( {2 V" Q$ ?1 p1 v, \! T- d
16-012 Circuits in Communication Cables
' ]; R. k9 b7 S# M% qClass 1 Circuits/ A! T6 E+ |+ e5 k# x
16-100 Limitation of Class 1 Circuits; e/ C, K% I2 y
16-104 Overcurrent Protection of Class 1 Circuits' u) D5 C/ A1 f$ m- [
16-106 Location of Overcurrent Devices in Class 1 Circuits- I" j( o8 p" j- t; i R# W
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers, p0 j/ N4 ^# R6 p. \7 S
16-110 Conductor Material and Sizes# B6 n0 h/ J G) V( c
16-112 Insulated Conductors for Class 1 Wiring. u/ H2 m$ X2 q6 j5 N3 K# l
Class 2 Circuits- C( u+ i& g8 q' T0 b( g
16-200 Limitations of Class 2 Circuits (Appendix B)
% P2 i/ Q. V) z, i1 z# @. q& D16-204 Marking. K9 S" E7 |# ?( E
16-206 Overcurrent Protection for Class 2 Circuits
2 t2 ]0 P% t+ V5 g16-210 Conductors for Class 2 Circuit Wiring (Appendix B)0 B N: D) J* E+ J( c0 X+ W9 r; a
ELC: extra-low-voltage cable
( I' G7 X4 p; h P& `16-212 Separation of Class 2 Circuit Conductors from Other Circuits# r l {9 B4 E/ j1 U
- Z. e) p5 g9 U9 D7 e8 |$ }- nSection 18 Hazardous Locations
3 a/ w2 V% i. y. M8 \+ C! \0 yScope and Introduction
1 W7 @; Z* i7 {, r6 c18-004 Classification2 |6 R. X+ O( N
18-006 Division of Class I Locations (Appendices B and J)4 O/ W* `; Z: n! |9 M$ Z, q
18-008 Division of Class II Locations (Appendix B)
6 j' g& \6 r, J0 e6 h18-010 Division of Class III Locations (Appendix B)- s% D. u8 Q# o3 g# M5 W! q
General
5 ?9 j% _' P" V6 b4 ^& p18-062 Metal-Covered Cable (Appendix B)
- n. X8 I! b* ?+ b' G$ t5 }5 gInstallations in Class 1, Zone 1 Location- n2 Q4 A d6 n5 z0 S
18-108 Sealing, Class I, Zone I (Appendix B)) I3 s, d7 h- B3 d
; Z3 k# g3 d8 Z5 gSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
a' ]7 H0 Y5 v# G& ]6 w! AGasoline Dispensing and Service Stations6 Z/ V/ u2 {1 b# i% h
20-002 General
' D7 v+ S+ A: V& B, |+ ^4 c20-004 Hazardous Area (Appendix B)
( x. ^3 [ ]$ W# [Propane Dispensing, Container Filling, and Storage
1 Q! p- q# c, [( l5 m- ]20-034 Hazardous Areas - Table 638 \ t) F* C5 y
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
5 c; [' t: F3 |9 U: k, J& P20-062 Hazardous Areas, M2 u2 k1 s2 S* W" A
Commercial Garages – Repairs and Storage
# [0 r4 u+ i; N# ]% U6 T20-100 Scope. l, D+ ~5 r1 j" r0 y
20-102 Hazardous Areas (1) 9 f7 p) H" ` q6 |2 c$ ~1 p7 x
# ~% l5 A7 s: v) b
Section 24 Patient Care Areas
0 {6 h0 q# ?# M: i; w+ w4 P24-000 Scope (Appendix B)7 U. c; ~: O: m! {3 S0 }0 G! ]$ v4 k S
24-002 Special Terminology (Appendix B)/ e) M. m& J3 O; P* _3 |
Patient care area
! y8 v4 H, R) F: e8 PPatient Care Areas
% Q5 Z; V0 @2 L% [24-106 Receptacles in Basic Care Areas (Appendix B)
2 _6 F' Z$ y5 h6 B0 R3 EIsolated Systems
0 G: F+ G" f, {5 T24-204 Single-Phase Isolated Circuits (Appendix B)
- }. ]1 _' G+ H8 A% i24-206
1 N# u% Z: [. T
, L4 D. P+ h8 ~/ w# }- d/ ESection 26 Installation of Electrical Equipment: }! b1 v4 C) V# j9 H
General, o3 T; O: x" e v
26-004 Equipment Over Combustible Surfaces (Appendix B)6 D4 T: o7 `# Q7 x. t
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)* Z. o2 \/ S0 P( v4 F) Q
Isolating Switches
* F7 L4 p1 _! O4 Q- s% X% w+ q26-100 Location of Isolating Switches
9 U8 \4 o* S) qCapacitors
, {: g+ r5 `9 g; Z( T- K26-204 Guarding of Capacitors6 N2 i2 G/ t& D% I, w7 O: u4 H
26-206 Grounding of Capacitors
2 S! p3 I, k$ D9 N& H; E* Y26-208 Conductor Size for Capacitors! H% `: \3 M( c3 ?" L \, ]
26-210 Overcurrent Protection (Appendix B): g8 A- w8 s) h5 Z b0 K5 s
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits, N$ G# B# E/ Q& L
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
7 `/ p0 i, ^- W0 p% b# K$ g9 O9 J26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
( r. a4 _8 o! F+ e26-218 Special Provisions for Motor Circuit Capacitors3 U1 z) @ F! D0 L
26-222 Drainage of Stored Charge of Capacitors6 j; m: R. ?" ?: S$ G' Y) H
Transformers/ U1 j1 o4 f+ J
26-240 Transformers, General
5 e; L% x- p5 z; j. L26-242 Outdoor Transformer Installations$ M1 Z1 f: ^( q+ P( V( N4 e( k
26-244 Transformers, Mounted on Roofs (Appendix B)
) u4 J+ R3 `1 p% }26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)0 Q* w9 o4 e. |" `2 c
26-248 Dry-Core, Open-Ventilated Type Transformers. U% V6 v7 o i# U2 n
26-250 Disconnecting Means for Transformers+ `+ `" R1 b6 F s, M0 @
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V o" A6 g# P+ w+ d
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
( Q+ C' t& ^- Z9 g( d26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)' Y6 @# b- Y! T, `1 S5 q
26-258 Conductor Size for Transformers: b3 Q5 |8 p$ u) z/ S8 r
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
: k- d) }; v& w. R; b$ o# J26-262 Marking of Transformers
5 s* a' a4 A% c3 S S26-264 Auto-Transformers# ]9 b1 P) t, f B8 h! K
Fences$ R! Q0 T( B3 K& I
26-302 Clearance of Equipment - Table 333 ?& U1 W$ F. v/ H
Panelboards
5 C( W: c. p9 {) j( `26-400 Panelboards in Dwelling Units (Appendix B)
$ z- n( R" F. S- h/ B26-402 Location of Panelboards (Appendix G)
0 u1 \! d+ x M$ }0 E: H$ b2 cLightning Arresters- M; e0 \& [3 O3 }, }7 j
26-508 Connection of Lightning Arresters
9 b4 O8 d2 B, F& v( I7 kStorage Batteries
( }: {, I8 ^$ T/ _+ b; l26-542 Special Terminology
, i5 G* S. }* v8 U26-550 Battery Installation/ k/ l }; C p
26-552 Wiring to Batteries
' Z% C! b2 O3 MArc Lamps- q1 o6 a5 M7 X8 l) Y5 m. @
26-600 Location of Arc Lamps1 q5 f& _' h P' ` d
26-602 Conductors to Arc Lamps
0 h: J f, e* {" Q26-608 Globes and Spark Arresters" ?. s) ~! a, J4 r. {
Receptacles
6 L# T W$ K( n+ }6 H& r# a26-700 General (Appendix B)
; O- k$ k8 b$ h# `26-702 Receptacles Exposed to the Weather2 g& W% B3 _4 y5 C& G3 F' ^
Receptacles in Residential Occupancies2 Q% t+ L0 a, k& r# R
26-710 General (Appendices B and G)
1 c$ j7 e$ g" S26-712 Receptacles in Dwelling Units (Appendices B and G) U6 Z \! }# d6 v2 p
26-714 Receptacles in Single Dwellings (Appendices B and G)/ ?$ k! a, ~/ P( N/ l( X
Branch Circuits in Residential Occupancies8 E- O. M; W! y4 e
26-720 General
' [! c6 h) L- m B26-722 Branch Circuits in Dwelling Units8 t0 W& i* m' ]$ E" F( D
26-724 Branch Circuits in Single Dwellings4 ~ g2 R, Y+ O) C2 N
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
) |' z6 F: k( x) I0 ?5 O. ^( WN 26-720 (F)
( T! b9 e# [* X$ Q; ]( n2 n( _Electric Heating and Cooking Appliances
. n0 P/ m! t7 T C o; ]0 y26-744 Supply connections for Appliances/ S: n4 X" b6 `! I9 p
26-750 Installation of Storage-Tank Water Heaters8 N5 w6 M$ x1 N: @) ?. |
26-752 Infrared Drying Lamps- T% A8 Y* z) K9 \& f' A* h; R
+ A$ L8 c% S \! V A
Section 28 Motors and Generators# l3 w6 \3 J- u3 R
General
" [/ r' K' \1 H% y28-010 Special Terminology- z. Q9 [. N0 F y0 j ]( N% D
Hermetic refrigerant motor compressor
2 L' r F* [2 PLocked rotor current rating) o* s8 R3 L2 P
Service Factor7 o" Z( \0 ^' Y, u
Table 44; Table 45; Table-D2( G8 M7 J0 j' A) n5 Y, \3 @- l0 M
Wiring Methods and Conductors
4 d2 p3 t# }7 f( r28-102 Portable Motors
' }9 ]8 o% Z; m3 u28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
; C) D1 F0 K' v+ p1 f6 M28-106 Conductors, Individual Motors$ M+ v# C0 V6 K# ]6 e& w
28-108 Conductors, Two or More Motors
# S" b! \/ Y% g; f* J28-110 Feeder Conductors( `8 f. r. o+ l% }+ D. }; h- c
28-112 Secondary Conductors/ A R9 G) O; v; t! s! A
Overcurrent Protection. e& f3 z g, n# C V
28-200 Branch Circuit Overcurrent Protection4 x, U* d0 F7 X: Q* |
28-204 Feeder Overcurrent Protection
5 d( }7 I. [: s5 I- Q28-206 Grouping of Motors on a Single Branch Circuit
, U7 d. ]' l8 Y0 N28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
3 s; _$ N2 J7 T/ F- G S2 s8 ]8 eOverload and Overheating Protection
$ r; o( w0 A! J& f& i28-302 Types of Overload Protection
( v/ s# o6 f/ t$ W28-304 Number and Location of Overload Devices (Appendix B) Table 253 u: g7 }5 f; v0 U0 H
28-306 Rating or Trip Selection of Overload Devices (Appendix B)0 G* B+ E2 r4 F
28-308 Overload Protection Not Required9 X' z6 d0 j+ C% y2 k5 O( X4 u
Undervoltage Protection
X! @! F8 |2 b% p* t1 Z- @- i6 c! t28-400 Undervoltage Protection Required for Motors (Appendix B)
0 x9 n8 I! E* V0 F- g7 R, PControl
% c8 N6 J' L* l7 c" q! m+ q28-500 Control Required
& \+ E: b/ B5 W5 z% P: `28-502 Control Location0 g7 u- R9 f. b, o
28-504 Starters Having Different Starting and Running Position6 I8 l9 G7 X2 \) s, }
28-506 Grounded Control Circuit
! K/ m. I/ W- ?0 X+ z- HDisconnecting Means. m1 y+ p, J$ f P8 T' f, `
28-600 Disconnecting Means Required
1 M% e/ k6 t* V28-602 Types and Ratings of disconnecting Means (Appendix B)8 T( |- N- n- S7 T5 w B# I1 F
28-604 Location of Disconnecting Means
2 p1 U# _) {$ w4 k6 S. } Hermetic Refrigerant Motor-Compressors
( [8 i+ y O# T! n. M28-706 Conductor Ampacity' E8 t. f( _, e
28-708 Overcurrent Protection
6 O( T# b0 l5 S+ J" s p8 n28-714 Disconnecting Means
+ f! K0 I7 ^+ C; t& Z7 i: }* O0 `Protection and Control of Generators
( s" S/ U2 L% }) C* {28-900 Disconnecting Means Required for Generators
4 X% f/ |/ p3 }, i0 `6 w, }, a: {28-902 Protection of Constant-Voltage Generators
8 m8 {' S& J# I% w28-904 Generator Not Driven by Electricity4 r2 h3 q* |4 P
28-906 Balancer sets
$ Y! H% V/ x- B28-908 Three-Wire Direct-Current Generators( R3 C; _$ G6 f, y. P( p
, |- b0 {- I0 l$ Y3 v5 vSection 30 Installation of Lighting Equipment- b, [6 }! `1 k
30-002 Special Terminology (Appendix B)
" ^; ?$ R" H. U7 W4 N* VGeneral
3 a. q1 m7 V! |! z( ]* Z30-102 Voltage9 U2 d/ b2 y- X
30-104 Protection (Appendix B)0 J+ k/ P' X4 m9 J
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
" P1 b. z# p3 T% f- U1 d30-108 Polarization of Luminaires
6 ~; z2 B7 K: l! N$ H30-110 Bonding of Lighting Equipment
) i( e* E% ]& y5 }* pLocation of Lighting Equipment
$ _2 Q+ i( l7 i# q, b" {30-200 Near or Over Combustible Material
M1 [; }3 S! Z) r/ ~$ e7 v2 n30-202 In Show Windows
+ y+ i' B1 ]2 \: ?5 z4 ^& Z( G30-204 In Clothes Closets& x: c) ^. e( _, p2 E2 T$ W2 F; n
Installation of Lighting Equipment
" v; ^" m8 J% O) z5 d+ [/ ^30-302 Support6 P% f4 F0 `2 r: j A. p0 g9 M
30-304 Outlet Boxes to be Covered
$ V4 U( f) [: [# M+ l, b30-308 Circuit Connections) E [2 H# `4 z9 L
30-310 Luminaire as a Raceway5 m0 ]6 W4 S' P1 |" X* p
30-314 Minimum Height of Low Luminaires2 t& E M4 i# a N
30-316 Luminaires Exposed to Flying Objects' n- F3 Z1 }0 p. w+ ]) R% n
30-320 Luminaires in Damp or Wet Locations
4 x' P# ]# J5 v5 U1 R3 NN 30-3186 d. j! e8 b% V. h' b, b* T
Wiring of Lighting Equipment
3 r& d( N5 I% C: q30-400 Wiring of Luminaires, d1 O% }0 v, y. j7 u: v$ \
30-402 Colour Coding
4 ?# ~: N1 b8 q, ]3 |9 Q30-404 Conductor Insulation; K, b6 O0 Q `- K2 L
30-406 Conductors on Movable Parts
$ R& N* E4 `1 \* Z30-408 Wiring of Ceiling Outlet Boxes
- {, G( q. T) Y7 G/ b4 j30-410 Wiring of Show Window Luminaires
( g2 X& i# G6 L9 C( D' f4 Q' C30-412 Tap Connection Conductors
8 n9 p) c5 G( O; J3 N4 SLuminaires in buildings of Residential Occupancy
: c# k5 }4 _% O4 p30-500 Lighting Equipment at Entrances (Appendix G). Q1 E( o7 f* Y
30-502 Luminaires in Dwelling Units (Appendix G)
4 G7 m2 `/ _: ~' f# j" L( r9 t% r30-504 Stairways (Appendix G)
) y# p1 w. P9 z8 F" \5 o7 [( H30-506 Basements (Appendix G)
2 M) V3 N$ m6 H- x30-508 Storage Rooms (Appendix G)
8 L8 g* Y! {4 L& g, m& b8 Z6 r30-510 Garages and Carports (Appendix G)0 G! [6 J5 Z- y4 q" `2 W5 a
Lampholders
( T4 I3 E3 I; ~" X5 b$ w30-600 Lampholder rating with Incandescent Lamps
+ q# c" A U3 U4 Q; A. jN CANCEL
* M; C& z# C4 A, [' {30-602 Connections to Lampholders
' D- n2 D! t( g% `7 I2 mN 30-600
& N _% G- n4 T0 H+ b30-604 Switched Lampholders Used on Unidentified Circuits4 T7 t# v+ l4 \9 F- u* b! g
N 30-602
8 t9 R: [) g) T: S30-606 Switched Lampholders with Pull-Type Mechanisms; I1 C ?1 R# b9 `( d" t
N 30-604, l( o% Z; u$ f3 C8 d" J
30-610 Pendant Lampholders
: d& k" u+ `2 ~: |N 30-608
/ c, [* @5 `) {, HElectric-Discharge Lighting Systems Operating at 1000V or Less
% S. Y, v9 J T( K! V30-710 Control (Appendix B)
3 F' I/ [6 z W) a" E$ q# V30-712 Branch Circuit Capacity+ v; |( p6 P) u" W4 y
Electric-Discharge Lighting Systems Operating at More Than 1000V
, V0 f) D1 A5 d. {4 g30-802 Voltages, Dwelling Units0 Z7 Q1 E9 N4 c% c0 @
30-804 control (Appendix B)
! N# x! T9 ]: u0 _, tRecessed Luminaires (Appendix G)
" J3 I; {0 j* @# V/ A7 P2 X$ }0 y3 H6 ]30-902 Spacings for Non-IC Type Luminaires% m8 @. O4 S+ W
30-910 Wiring of Recessed Luminaires (Appendix B)& `! U# Z7 l9 \0 o- z- G
Exposed Wiring for Permanent Outdoor Lighting
- w/ k( M0 l# I+ Q7 P* u30-1120 Branch Circuit Loading and Protection% p- y f7 E5 a; P! M
Extra-Low-Voltage Lighting Systems
1 k" d* Q# s* s, B& E' p) p30-1202 Sources of Supply5 x( E Y7 I+ q- u$ S# m! P
: t0 `9 v5 M* l% I) N
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
- [: y* Z2 [. q% r& I, m! EFire Alarm Systems
" J3 S: Q! W6 j# X# u32-100 Conductors/ U, u+ Q$ b% B+ R$ P7 J( E
32-102 Wiring Method
' s u6 c! I6 x' Z8 \* [" K32-104 Equipment Bonding& t& B( {+ h3 u C8 U( {
32-106 Electrical Supervision
1 w4 I. W% V8 k) S! M32-108 Current Supply; g! A, e, B$ R
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)2 g5 \; k$ T% U
Fire Pumps. s* S. h2 [2 J/ C! o/ q' e$ f4 U
32-208 Overcurrent Protection (Appendix B)5 N. M; `& E' ]$ B
N 32-206* Z9 H, X' j: C& K9 \7 x6 [, ]8 y( r
32-210 Overload and Overheating Protection (Appendix B)
* Y0 ^2 p( x& M0 ]$ L2 I( ?* h32-212 Ground Fault Circuit Interrupter (Appendix B)
8 }+ @* y& p- s: D. C
. N4 q5 R" B' _4 O3 BSection 36 High-Voltage Installations& d/ x. p+ R0 N
General, S9 }. e0 F5 B( d
36-000 Scope (Appendix B)
8 E9 S6 C$ y4 e! p4 D* e+ b* U8 z36-006 Warning Notices
+ }0 i+ i6 n8 y7 y" Z! TWiring Methods$ P1 p) |" N8 l' N9 D) Y
36-102 Radii of Bends
E! I* y* N8 D* ` F# h4 H36-104 Shielding of thermoset insulated conductors
5 i2 o; F% |# D5 i- w& ?& b( ~36-108 Spacing of Exposed Conductors (1) table 30, table 31
2 d' E2 {) G6 ~1 W36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
' V0 d* w: o0 q4 EControl and Protective Equipment
: s: C) s8 M9 ^ x5 C36-214 Disconnecting Means
, X/ T* u9 i8 ~4 h- f2 W0 b( i- _ Grounding and Bonding
0 H7 b. T% s& E3 ]- f# E& c! u6 a36-300 Material and minimum size of grounding conductor and ground grid conductor and connections" `5 n( A: y% M9 c9 c$ F, q8 ~4 ]
36-302 Station Ground Electrode (Appendix B)1 F5 u' X E& Y7 {0 x# A
36-304 Station Ground Resistance (Appendix B). x: j2 y( L% K. z* V* N
36-308 Connections to the Station Ground Electrode (Appendix B)
* C0 D$ A: y, Q; ]36-310 Gang-Operated Switch Handle Grounds* r# x$ Z' _: H
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations6 u/ V b4 Y- Q9 C6 F
W' R8 ~4 X) n, E% `) a" e
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment3 |( r' c: L/ N$ w( W
38-002 Special Terminology (Appendix B); m ^9 z" ^2 X% @. @) G
38-003 Voltage Limitations (Appendix B)
( t: n" G4 _) B. H P38-004 Live Parts Enclosed- D3 I+ W5 _" {, \" t
38-005 Working Clearances- v4 ]& L: d# \: Y4 { @- L# _
38-011 Insulation and Types of Conductors
9 W5 k; |9 C9 t: H38-012 Minimum Size of Conductors0 M! j E" R) ?
! N7 V: `$ V" q5 j- ASection 40 Electric Cranes and Hoists% y0 P9 z; G$ |- D7 V
40-008 Disconnecting Means o' {1 t3 O4 C+ N
40-010 Main Contact Conductors: Q, o* w1 o$ S) C
6 G% g2 H, M8 c
Section 42 Electric Welders F! z0 X2 e6 ], y
Transformer Arc Welders
0 z4 I& y% i+ k1 q+ p4 p! _42-006 Supply Conductors8 p1 g9 c9 K& Z5 K( L
" B2 _' q4 \2 f2 H0 s9 gSection 44: Theatre Installations0 g/ v5 c4 O v0 ^$ s
General8 L9 Y( g- x- {- d
44-104 Number of Conductors in Raceways( {+ t" X/ Z# ]3 X6 Q% p7 C
44-106 Aisle Lights in Moving Picture Theatres; w7 N3 G L3 d6 t8 v# }
Fixed Stage Switchboards, \9 R0 Q* r1 ^3 A1 \
44-210 Overcurrent Protection
; P5 G( z: e3 L# e+ K; ?Fixed Stage Equipment6 t1 t( Z- S# D3 i
44-324 Receptacles in Gallery Pockets3 ?% {( n% C7 ~" L* G0 r- o' }9 d
44-326 Receptacles and Plugs F. K# I1 N1 W4 r
Z5 L H) x: M2 R( V. L( @+ YSection 46 Emergency Systems, Unit Equipment, and Exit Signs
% ^8 N- O& K# ` Y" A; p% P- c/ S! MGeneral
' I9 r7 [1 f5 s- c+ T46-102 Instructions7 g/ ^9 c( S$ }$ ?( f7 m. k
46-108 Method of Wiring (Appendices B and G)
2 C* d" H1 g% Q% z+ Q% @/ LEmergency Systems
# f" {# A0 W/ L* ?% A* O46-202 Supply (Appendix G)
5 \! t9 ^9 U( u$ i4 @' k! g46-204 Control! G7 ]9 T J) K5 L
46-206 Overcurrent Protection
( O8 H* r( B$ F/ i/ c* _+ T( F46-210 Remote Lamps
, g4 d" A3 B; S: M2 FUnit Equipment% k% Q" l5 x; d
46-304 Supply Connections
7 {' }7 j) W, g5 \8 }; v46-306 Remote Lamps (Appendix B)* X% u2 k, S" X) d1 f. S! P: V& J
Exit Signs5 ]+ p5 P: ?; C6 m
46-400 Exit Signs (Appendix B and G)! k. o* ^" j8 B4 B
% U* ?. ]2 R' E( m+ D6 V$ n, `9 ^
Section 54 Community Antenna Distribution and Radio and Television Installations
" D& U4 U/ i3 y; Q E* M* l54-000 Scope% E3 s1 ~7 f0 Z3 A& V% m
54-004 Community Antenna Distribution (Appendix B)
2 \4 y5 l4 l2 n" rCommunity Antenna distribution6 N; L$ v4 ?7 s! t7 @
54-100 Conductors# n+ l+ U0 D5 ~! C2 w
54-102 Voltage and Current Limitations (Appendix B), O% ]& ?" F& q, e2 K1 ?
Protection
8 W; ]- z4 R/ {) l2 D54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
/ t2 V2 J3 y: ]) n* E' ]Grounding; T, m+ a. a3 [/ `+ n6 w" n; [3 \% W1 u. C
54-300 Grounding Conductor
9 {( f! f$ H5 o9 r: i* F2 ~0 AConductors Within Buildings
2 b0 ?6 p9 t: Q L54-400 Separation from Other Conductors8 l2 @$ a: q, @+ P$ p. C
Equipment1 s* H# [9 |9 B8 m4 N% e, I
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
E5 ~% o1 Q$ o! \2 u) K7 O( N8 x54-502 Exposed Equipment and Terminations4 L6 u& J+ B' N1 X- O
& Z2 s9 h$ v& f: jSection 56 Optical Fiber Cables
- T w: ], g& B3 N6 w) g- }. OGeneral8 [6 J$ K( C* X3 ^
56-100 Special Terminology
7 W' D, H' I9 O$ Q56-102 Types0 `" J9 A4 ^2 ^8 y, ^2 [
Installation Methods5 F6 J$ m1 S0 Z
56-200 Nonconductive Optical Fiber Cables (Appendix B): g; y3 e* e4 t6 H8 O f
56-202 Conductive Optical Fiber Cables (Appendix B)
& Q5 ]" j3 P z$ B- @+ _56-204 Hybrid Cables3 |) b, o9 O, C3 U6 z. j0 ~
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
; h9 }% d& S4 s" s$ q b, E& ~1 o0 v2 A& u7 L! e
Section 60 Electrical Communication Systems7 O+ `+ q# ], {
General
& T1 u' S! n+ ~- s; V% w# Z: H% |60-100 Special Terminology1 ]( p$ P* l3 j& {$ e. Z
Protection
7 p7 Q E: h. R" m& G/ a60-202 Primary Protector Requirements( [( z7 F1 e2 R( a( L3 g
Inside Conductors. V- [ o1 t) r3 S# _) q
60-308 Separation from Other Conductors
7 Z' F2 `1 I1 i, e# w9 |! V- VEquipment* t/ U0 h# a* q2 L5 R
60-404 Exposed Equipment and Terminations& z) b0 d, ~9 e: I# c: y/ |
Underground Circuits& ^4 k5 ~# j$ A' y0 ?
60-600 Direct Buried Systems6 k; V d9 P: k2 {
& V$ b/ S9 C O" @
Section 62 Fixed Electric Space and Surface Heating Systems2 `+ P. |) t9 l! h# _6 g. h6 C
General! \' R9 r( e3 ^) X0 m
62-102 Special Terminology4 d8 [) P; m5 y# H" r
62-108 Branch Circuits
) ?) o, b( [+ q$ X2 w/ \) e3 y62-110 Installation of Fixtures
+ l" G8 O- \3 K3 k0 B3 C62-114 Overcurrent Protection and Grouping (Appendix B) (5), t5 g; P" j8 W
62-116 Demand Factors for Service Conductors and Feeders (2)' W+ _; o( k2 u' h
62-118 Temperature Control Devices
2 c8 t+ r6 ? q8 R# g2 N62-122 Installation of Series Heating Cable Sets (4)(7)
7 }7 I/ k$ K; h" D9 d8 D7 Y4 {Electric Space Heating Systems
. k7 H5 T) B! c( P62-202 Temperature Control* m9 W' q" m: ]4 m7 w& ^
62-206 Proximity of Other Wiring (Appendix B)
1 l x" ]% ^* O! }8 _62-214 Installation of Heating Panels and Heating Panel Sets5 z$ F4 t& v9 Z- G! U$ y
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings/ l, Q; e4 r$ t* D/ z0 f
62-226 Installation of Under-Floor Covering Heating Panel Sets
2 ]4 H( F& ]1 y! T, M' t7 a0 XElectric Surface Heating Systems/ T; R! L+ k& I/ [$ H2 M
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
- C8 E' I7 j% @# m9 ?' c
0 n: ~, f* g1 l9 M: X; K" h0 XSection 68 Pools, Tubs, and Spas
3 q& c1 Q2 m! |6 w! r! B" \General2 p/ l. t" X1 p9 H Z0 V+ H. [
68-050 Special Terminology; X4 N4 g8 e7 F5 A2 c
68-056 Underground Wiring - Table 61
: t7 z+ z! l W- } u: }9 N68-058 Bonding to Ground (Appendix B)
U2 m4 e6 K ~2 ?68-060 Junction and Deck Boxes (Appendix B), J; ]0 n; `, x( H7 E: _8 q+ _* T& ~! ~
68-064 Receptacles6 w5 ~& B5 w4 I( n" v5 y
68-066 Luminaires and Lighting Equipment) M6 O* C( e4 w: E7 p* s$ F
68-068 Ground Fault Circuit Interrupters (Appendix B)9 m. f" W- i+ e/ \
I0 |/ x) s R: u! w% `1 ?Section 70 — Electrical requirements for factory-built relocatable structures and
* N% p% u) G2 K/ ~) D& z$ Vnon-relocatable structures& ?' f( \ J: \3 C0 P
70-130 Tests (see Appendix B)
, t) z/ i1 @5 h2 E) X
5 R: m5 V$ S: Y3 W7 q# x7 u8 oSection 76 Temporary Wiring (Appendix G)
9 i; b- m# G& ^! H76-004 Grounding
- @5 W1 X0 @0 ~! b8 U+ C( F76-008 Service Entrance Equipment4 D$ |8 @ p4 X. }
N 76-006
, C, U4 }( }! d9 w76-014 Branch Circuits* E1 B! |- h8 }) E+ l* b* U: c
N 76-012
" r$ _5 r" E. y* V ~$ ^) E, o' _% M+ y) |
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours& C; O: P- Q, J4 Q; m7 r
Marinas and Yacht Clubs* n0 Q: x# K* e3 F
78-052 Receptacles v( Z% @7 V- M0 N. z
78-056 Feeders and Services
- i! @8 f1 T9 @: _8 r4 P2 Q4 `Marine Wharves, Structures, and Fishing Harbours$ p, ~* D }1 A" T# `7 k
78-106 Grounding and Bonding+ D$ k9 b! h7 B+ Z( C# H
Tables
3 ]; [; i& X* `! }" E/ m: e) d1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,655 ^, i' D, W$ Q9 x! c9 n
5 ?+ \& }0 O8 B" SDiagrams: 1, 2, 7( d, i4 E7 i' P$ P
/ A/ ]3 V) \( o6 LAppendix B
2 D2 p- h" C3 J0 g4 r# |P352: Ground fault circuit interrupter- 6mA
0 J% M' V6 h- o9 [ }P354: 2-126 FT1, FT4. k' d5 u% d0 b: l" b' O
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)9 c. x* {0 T T3 j
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)0 t' a4 H. V0 R3 X3 {
P370: 12-1012, 1118, 1214 Example:
3 ]$ p8 g; h( I5 GP371: 12-1108: ^) o' }1 C' u1 E# X) O
P381: 18-108(1)(b), 18-158(1)(b)
# E9 l+ o; M3 VP386: 24-206
; m2 e: F4 _8 x& w( aP389: 26-2561 u' r/ B5 K# B: w- w1 L
P391-P393: Section 28, Example to determine Motor Conductors and Protection
9 }- f* L6 a# H9 m1 Q& x6 k4 Q5 X5 l$ W1 ^. \- _
Appendix D
; {4 g( J8 D; Y% O& i! fTable D1, D2, D3, D4, D5, D6, D7, D16 |
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