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Canadian Electrical Code Review Guide# \9 I& f/ C! C, t+ p" K
For the Exam of Electrician For Red Seal License
) h& K' F6 U/ O5 G7 U4 I' _
& j! q8 Q1 J9 h* m8 x9 |) P% QLesson One
' Y' `" |1 r) d3 I# h* Z0 wSection 0 DEFINITIONS o& F/ |8 y4 \
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:) r% z4 X2 o f
Accessible as applied to wiring methods3 H) x4 @4 y2 }% c( N" E
Alive or live
8 T; b! E5 J8 n5 q% \6 uAluminum-sheathed cable
9 G8 t6 @# w% u% o4 pAmpacity( D+ c* ]; P5 G# P6 m
Authorized person
% B7 P/ O o6 }, ` I6 b2 uAuxiliary gutter" j8 ]' ^* Q: {4 d1 Q+ b
AWG
9 F: T I' W6 j# E& r. T! [Bonding- ?8 b# e: l0 M7 k, G: R( W
Cable tray
2 e0 B! Q1 L" W+ v( e# o( ]3 X9 i. BCellular floor
* ~* m/ R& `1 S2 P( wBranch circuit( I5 J( u7 \( h$ L( p: Q% I. s8 `, ]
Bus6 Y2 X' K, I! Y1 S" D5 u: J% ]
Busway
9 a9 S) v3 c& w+ i7 jCommunication circuit
0 i" L& N' l$ o' u# o) HExtra-low-voltage power circuit
+ ?7 a( j; l! F' B1 R) F) d( A! e6 e& `Low-energy power circuit
; o8 `! h* E% L0 ]Multi-wire branch circuit( x4 u7 V; @- ]& ]
Remote control circuit
- [2 p5 r% i7 ^( X' ~Signal circuit; m7 R: D! v1 y8 l
Circuit breaker1 |- p: h* C$ N8 O1 ?
Instantaneous-trip circuit breaker
- K$ l0 a; O/ t( QConductor
& {% X3 |+ `0 h3 k0 w; D; dConduit4 e# D$ l1 V) n9 c) Z
Flexible metal conduit* R' ~# a9 H4 B4 ~( A- \
Liquid-tight flexible conduit
0 _3 H# O4 a3 G1 Z. Y Rigid conduit
6 u0 A6 Y4 r' z; W! s: E Rigid metal conduit
( s* H7 [9 p( N% C$ k: o Rigid nonmetallic conduit
M+ J9 _9 \+ i7 Q7 }' R Rigid PVC conduit
% _4 i# `' q/ q5 rConnector; G/ F; o7 Z# N8 K- P( v& o: }
Box connector
: k; e* m! I. K# C9 f5 g Wire connector
# e6 ]. s( \0 w9 K+ f7 \; [Controller! S$ P# k/ E5 O$ t" O+ J2 _
Disconnecting means6 k3 h p5 c- H* B t8 H; a7 ^; A" q
Dust-tight
7 w) P7 }+ b2 u v+ qDwelling unit
`$ D9 z e& [) cElectrical contractor
$ x% ~4 S" T6 H3 n& c- ?Electrical metallic tubing, c& d) X" x# H& m% C. _
Electrical nonmetallic tubing, H6 T p# c' C1 o+ Y% I8 A
Emergency lighting, r+ h' ^# {) |
Explosion-proof
( m$ m2 c& Y* x* YExtra-low-voltage power circuit
- E) U/ P1 M7 }8 {9 NFeeder+ J% v$ T) H' j, M( V
Flexible metal conduit
3 e/ }0 Y w. K$ {7 }( S Y! m2 AGround
/ v4 y1 L' ^) m( Q( t% `9 {* Y- ZGround fault circuit interrupter
3 ^8 n- Q0 ]7 J ]( K& fGrounded/ u. n3 {; L( b8 a* q/ s
Grounding
6 s' [4 }4 ]" K. Q6 E$ W5 eGrounding conductor
, F; [0 G+ F- \7 E: L$ l1 r" x8 OGrounding electrode! A/ D9 \. K, k0 a8 d j( ]
Guarded7 q8 @. s; g$ Y
Hoistway
0 {' i D6 L" |* iIdentified
% {% e8 T& m! |0 m/ a* V5 BLampholder; b8 l$ I( g1 M: y1 M7 }' U
Low-voltage protection
. M1 n* k* H* T: i6 a: ~& BLow-voltage release
8 o3 a& I# X4 l: A- PNeutral
* V% s1 b# F+ `4 k. W( Q! kNoncombustible construction
8 ?/ _/ W: g4 R. {! w% gOutlet
& j, }; p$ a/ x% o9 Z% `2 \1 m! d! P3 SOutline lighting) y. ?; M6 _, V
Over current device
7 b3 a y# c7 ~% Z+ g7 f$ \Overload device O& m$ c5 `7 b4 w& X
Panel board
: n/ [0 {' L# D2 w. x# t# g# `% w; x. g/ NPanelboard, enclosed
! A% v4 b% B* F. \Permanently connected equipment
- [, Q! O5 S) K. _2 G; G' S$ G# i7 ^Permit: x5 b$ D4 I& s+ g' a: y' I$ h
Plenum' ^' E, i8 c3 n
Portable as applied to electrical equipment$ l) M' M7 e/ c/ |+ f g% \( Z2 A
Portable ground fault circuit interrupter
5 A3 Q/ J& d* p1 U- |4 {6 h1 Z8 XPower supply cord" P) b/ p" W- k3 y7 r
Raceway+ Q! o' D/ O0 K1 m; D( {
Receptacle
6 \, a' R' ]3 n3 T6 r Duplex receptacle' ?# z2 [8 h9 K/ K9 a
Single receptacle
. M# a* V* H9 T; E$ i$ g( K Split receptacle
) F( e( z/ u2 m B- kService, consumer‘s
9 L& j7 c N3 m; }Service, supply8 B' a# x- K- D$ m
Service box+ _- N) R/ i4 S( K
Service room+ T5 O* W' N) i, F
Single-dwelling
" L& Q3 F9 f& W" fSlow-burning as applied to conductor insulation
; i5 X2 C; _# jSplitter, N% S+ |1 g! {
Starter
, E1 N0 k, o6 S$ cSwitch/ d4 ~* |* a' q
General-use switch
) Z6 t. X8 h4 L# ^ v! ^ Indicating switch8 e7 ?$ u$ Z! u8 {5 a! U9 b# r& H
Isolating switch
( X* b y% K4 t$ G @ Motor-circuit switch
: d# D- T& S) r a" }System
5 c2 F$ _, _- v3 j Communication system& L3 f P: i* y! N
Community antenna distribution system(CATV)
0 @! a7 w2 \" O" E Grounding system
' T5 t' _ l4 M, ]9 u8 RUnderfloor raceway- f/ I& [0 }/ \4 c+ L- Z
Voltage:
* g/ X# A/ i# ~9 @0 _' }; V* i Extra-low voltage; V$ h5 L1 d2 e" M& C5 J& X
High voltage
5 x, N- }0 Z& m0 K6 H* K Low voltage
: a- D- m4 b2 c; l: VVoltage of a circuit
' H: M" o0 w' l# E) X4 xVoltage-to-ground
) ^) Z7 M8 G3 j% j W2 nWireway% S/ }! f+ [% J
6 ^- `8 ~! ]6 _/ L, L. P3 uSection 2 GENERAL RULES
/ l7 ?2 {% v0 C6 sAdministrative G$ g* ]8 I: j5 A1 T! Q6 Y
2-018 Reconnection
3 f# z+ U0 G4 X" w* r( o2-030 Deviation or Postponement8 q* {, c5 @! U+ C! G
Technical General3 ]9 p* b3 n. {: B4 O
2-106 Circuit Voltage-to-Ground – Dwelling units: N: a( W' M4 p* Q7 y0 }7 @
2-114 Soldering Fluxes
, F# }: w& I' s! c2-116 AWG Sizes of conductors
1 e! y# M* o8 a7 n% I; J. b' f: O% e2-124 Fire spread (see Appendices B and G)
# {$ b7 Q9 I4 h) g* N+ m2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G): O" V( i. f1 \ u+ ~- q( @
Protection of Persons and Property" C3 l. X3 p0 _! P
2-202 Guarding of Bare Live Parts% K* B0 R$ ]' j0 m7 |; W9 q4 Y! ~; i
Maintenance and Operation
# [+ ~- q: ~7 V0 d% f. T7 D: t2-304 Disconnection
2 Q$ J# I9 N6 n# ^* w: W j2-306 Maintenance of Live Equipment
+ q; V2 |) o. ]2 K0 P- eN 2-306 Shock and flash protection (see Appendix B)
2 ~( ?+ p% I. q: f8 H5 | a, h; k" a2-308 Working Space About Electrical Equipment: Table-566 s' q% t0 {6 E: D6 z% y
2-310 Entrance to, and Exit from, Working Space
; m6 h- S7 h$ `/ W2-320 Drainage
, y6 T0 x5 Z/ K- V3 \2-322 Electrical Equipment near combustible Gas Meters and other Devices
% j+ H7 s; `/ w3 J( j) l" D4 vEnclosures- |* g9 J# O4 p5 R- E
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) 6 G* P, d1 g) d' _9 G+ Q) r
2-404 Marking of Motors: DP, WP, TE( f4 P+ Z) {: {: \6 c
2 D+ m M0 e+ d7 USection 4 Conductors
; ^- W" y I1 O; {- X4-000 Scope
% ]- m; i I3 P7 o! O4-002 Size of Conductors: 14#, 12## t/ _ I {# \
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
4 A% l, i( T0 m X* [4-006 Insulated Conductors: Table 19
- G' p3 _ f v7 w V1 P4-010 Uses of Flexible Cord: Table 11
8 e- K4 C! R: B4-012 Sizes of Flexible Cord
% Q/ G/ H. y0 ~8 `5 Y4-014 Ampacity of Flexible Cords: Table 12
5 E! k5 s c- U# u4-018 Equipment Wire
" K5 z$ E: H! T4-020 Insulation of Neutral Conductors
9 M9 b- ~" t' A. S4 w6 w4-022 Size of Neutral conductor7 \0 z; T X1 p' w6 K' A
4-024 Common Neutral Conductor
* O) ^* g5 ?9 ]: D0 G- i' Y; b. v4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
0 c* @+ |3 r3 g" L4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
: t. q+ q) P: B+ a) W4-032 Identification of Type MI Neutral Conductors
9 {- u5 F$ {' ?. j4-034 Use of Identified Conductors
! ~0 b" r H3 v4-036 Colour of Conductors: Phase A, B, C, …0 \+ Q) r- E# T4 D) V4 U
i& C$ v5 r b, t
Section 6 Services and Service Equipment7 N5 x( p) G) E: |3 M
General
; P+ c0 M5 E9 @8 L6-102 Number of Supply Services Permitted3 \5 l: ] m- ]. E1 K& F% e
6-104 Number of Consumer’s Services Permitted in or on a Building. A- j! V3 V; \& V( x$ U) V
6-108 Supply Service from an Electric Railway System
, `3 G4 y0 K( [/ ~6-110 Three-wire Consumer’s Services
% C! e5 X# Q# n; g1 N0 X9 R- C5 G6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors% p' p2 x, w8 q- l6 P
6-114 Methods of terminating conductors at consumer’s service
* j. l, l4 \5 B8 M6-116 Consumer’s Service Head Location7 }$ @1 P" o3 T
Control and Protective Equipment
4 r, N' \2 m! ?2 }6-200 Service Equipment
# l! X4 a% S/ V0 m6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)! |% n+ v& x$ n; A, {
6-208 Consumer’s Service Conductors Location+ S. _" Y) j5 j
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches5 j5 e2 {* r/ a* G/ r# O
6-212 Wiring Space in Enclosures
+ | x- W* G% ?! G0 u9 d% V5 b6-214 Marking of Service Boxes
# @6 R9 g* O7 B) a" j% q2 nWiring Methods
; e& o9 Y9 H- h# X9 {6-300 Underground Consumer’s Services2 H; ^+ p" V. `( k9 u
6-302 Overhead Consumer’s Service Conductors7 `5 ~% z; W6 I' j) d' z
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
" T+ _& ]# R( {7 V6-306 Consumer’s Service Raceways) A' Y7 r( L) G+ v: W/ f
6-308 Use of Bare Neutral in Consumer’s Service+ o( P k O5 `; C0 m4 A. m: p1 y
6-310 Use of Joints in Consumer’s Service Neutral Conductors
# Y, Y+ }& _, |( j, t# J6-312 Condensation in Consumer’s Service Raceway' x, e, }3 S5 ^! _) f% o
Metering Equipment s! T: [. E9 b4 E! V: y$ e
6-400 Metering Equipment
* e4 ?$ Z+ S" _/ b, k6-402 Method of Installing Meter Loops2 k. z. ^; H) F0 J4 U
6-404 Enclosures for Instrument Transformers
4 L0 l- x% ^7 k5 T3 G6-408 Location of Meters
% M5 y4 r5 a# _9 _9 n$ Y k$ @/ t& U& T. m- Y8 G. V. t& n
Section 8 Circuit Loading and Demand Factors
. k" F$ [2 J( X5 U4 ^General
0 u8 p2 v) T# ?8-100 Current Calculations0 N8 w: E/ c& c6 k/ Y4 ]
8-102 Voltage Drop ( see Appendix D) ^. t V" G" P
8-104 Maximum Circuit Loading# f( n) b# q' A" t T
8-108 Number of Branch Circuit Positions
0 {' N7 ^% Q# y( C7 C8 @+ D8 O8-110 Determination of Areas
/ v4 @: U1 m# F) p4 I l% UServices and Feeders, o5 }- ~0 h; c. v x. Y1 F
8-200 Single Dwellings (see Appendix B)) Q$ y* }7 l. V+ g0 y1 D0 s
8-202 Apartment and Similar Buildings
! k" z/ Q) x% K7 v8 G; {8-204 Schools
) v% ]' F& G0 m8-206 Hospitals3 z5 Z" L* S* L) c1 Z% H
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy" q; [3 `3 W! K; ~+ } P- k
8-210 Other Types of Occupancy (Table 14)
, E, Z4 v# g5 y8-212 Special Lighting Circuits) H. |9 s1 ^' e9 `3 L6 [" {* p$ S6 B. N
Branch Circuits# f; m/ _' _. }8 Z
8-300 Branch Circuits Supplying Electric Ranges
( Z4 j* G0 f( Y7 X8-302 Connected Loads
6 P1 y7 {; M1 m. k& ^9 {
) c7 }6 S$ i- S. ~% k) GSection 10 Grounding and Bonding7 I" A5 m' W- w
Scope and Object1 A% [ L& o+ ]7 a, P) \
10-002 Object
! h" m( a, k0 b9 Q! \System and Circuit Grounding: @# V4 F( B5 h% w5 O2 V
10-102 Two-Wire Direct-Current Systems
; l) R! G8 I) m0 M% ]5 K" Q10-104 Three-Wire Direct-Current Systems
/ U, ~& m7 P. l& [" P10-106 Alternating-Current Systems0 N1 M, O" B% h- [. @4 _( N; N
10-110 Electric Crane Circuits0 U+ b% o% P0 A5 P0 e+ B& A2 `
10-114 Circuits of Less Than 50 V8 O# p1 M/ g$ i+ J3 _
10-116 Instrument Transformer Circuits
; t' p/ C! m" `6 n( N) dGrounding Connections for Systems and Circuits
6 [0 Z) {; I5 u4 R2 U" e2 G, p0 S" p. m10-200 Current Over Grounding and Bonding Conductors
6 y9 v- \7 d1 V% k( h3 c10-204 Grounding Connections for Alternating-Current Systems& K3 ?( {' Y( a+ Z9 I% m( l& {
10-206 Grounding Connections for Isolated Systems
* v/ ?0 j( d8 }4 j10-210 Conductor to be Grounded
# y; z- c B# l. G# ZConductor Enclosure Bonding0 F! w% B2 H, Z( S1 F4 S
10-302 Other Conductor Enclosures! p1 ~# \: F1 j. a' w, b3 O
N 10-304& G: Z5 D: K! Y5 h- {# ]
Equipment Bonding8 c; U9 d% q9 o. I( }
10-400 Fixed Equipment, General) U6 u2 j" N! ^$ i
10-402 Fixed Equipment, Specific (3), (4)- t, C& j+ g7 n9 L9 n& e ]' T
10-404 In Nonmetallic Wiring Systems
# G) |" `# t% b9 E1 V: w3 k& O10-406 Non-electrical Equipment, |8 |1 d2 ?1 n9 z. @
10-408 Portable Equipment (4)(b)
# l" `& G h+ U5 k' W10-410 Instrument Transformer Cases
8 |, \; c+ m& y' B10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less- h3 m; L. F4 F, N2 J; `, R+ o! E: Y
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V# I; u8 w4 ]" L3 l5 I1 W
Methods of Grounding: O2 O/ ]7 ], d$ Z; Q: P9 B
10-500 Effective grounding (see Appendix B)5 N* m! Y, E% p$ p
10-502 Common grounding conductors
8 k3 v& ]7 k5 U4 I) Z4 A10-504 Common grounding electrodes
8 ^% q( f m! i& L$ tBonding Methods s- g" M# h. P& ?
10-600 Clean Surfaces& \. |1 f! [4 c
10-604 Bonding at Service Equipment) A+ h0 Z* g! p) Z9 B
10-606 Means of Assuring Continuity at Service Equipment
8 P3 y- H1 ~2 K. `10-610 Bonding at Other Than Service Equipment
; R; F1 [0 ?' q* T/ n& E6 I& }10-612 Loosely Jointed Metal Raceways
1 z+ g0 r7 ~; T' S10-614 Bonding Jumpers Table 41
$ } y1 _0 M" R6 t( n& w# sGrounding Electrodes3 [9 I" d3 h) c% S
10-700 Grounding Electrodes6 s7 ?- o- Q9 g' x6 ]7 L
10-702 Artificial Grounding Electrodes
( l$ L& y% ?. g( M+ ]9 hN 10-700 & 10-702
6 @# l" z) C$ o c" V3 O10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)+ U5 C' O' B$ q6 [; T0 q. W0 j
N 10-702
?+ G, E. _% f1 n* s0 W10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding. u& H+ t# P7 ~9 Y* Z* z/ V+ T& f) y
N 10-702! m. [8 ?6 k- C! j/ ]5 v
10-710 Use of Lightning Rods (Appendices B and G)1 z; H1 i* e9 E! l3 v; r
N 10-706
! x. p z! c" FGrounding and Bonding Conductors0 T* Q7 L: c) E. b0 [
10-800 Continuity of Grounding and Bonding Conductors1 x5 ~1 U/ K0 q1 B6 M8 o
10-802 Material for System Grounding Conductors. A! Y, V, A* [5 W
10-804 Material for Bonding Conductors; o& T" |1 u$ l3 ]
10-806 Installation of System Grounding Conductors
' Z: y# w5 u3 [, d0 l10-808 Installation of Equipment Bonding Conductors( @% k) T$ a/ u& H+ x& Z3 n5 r
10-810 Grounding Conductor Size for DC Circuits% B- c4 u' t1 V3 E" t, w) W2 [+ z9 t
10-812 Grounding Conductor Size for AC Systems (see Appendix B)* R, V% n/ o, @* P8 A& c
10-814 Bonding Conductor Size (Appendix B)
4 C2 Q7 A# W& \0 K6 D# U10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
: b; w8 x0 k- C2 g0 e10-818 Bonding Conductor for Outline Lighting4 W1 t6 H+ ?$ b+ j% g9 T
10-820 Bonding Conductor Size for Instrument Transformers3 }5 z4 a7 R4 H, x0 T) P _# c
Grounding and Bonding Conductor Connections3 E5 L4 I2 y' y# m3 S* r
10-902 Grounding Conduct Connection to Water Pipe Electrodes
7 M8 a1 {4 F! b8 w$ H1 Y B10-906 Bonding conductor connection to circuits and equipment, W3 {" u/ m/ T S) _. J& t7 V% d8 N
10-908 Grounding Conductor Connection to Electrodes3 B4 Z3 Z& | z9 k
Lightning Arresters
8 Z" X1 a1 e. K0 f10-1000 Lightning Arresters on Secondary Services – 750V or Less
) O8 |! d, l z E; P! f! W' M ^0 P* a6 e$ i( a, B. r0 A1 [
Section 12 – Wiring Methods
9 n. t0 {- T8 |+ Z3 [. q0 }Scope
6 k1 r/ b1 G5 x' D- K5 c4 Y12-000 Scope (Appendix B)6 u2 h E' j/ X' g+ n& G3 |
General Requirement
7 {/ f6 z+ V$ i12-010 Wiring in Ducts and Plenum Chambers
/ f6 x) c& Q& ~' f12-012 Underground Installations (Appendix B)
^& U; v2 m v# f. l- k% |12-016 Lightning Rod Conductors \; @( q2 M5 V J
Conductors - General: E6 w# y; Y4 ?, v G& k# u
12-100 Types of Conductors (Appendix B) Table 19
u1 Z3 f: `; X( m) Z, [0 ~0 c12-102 Thermoplastic-Insulated Conductors
2 @) W. ?& T5 D# g12-104 Flame Tested Coverings
& R+ \) Q% Z: v% g& ~12-106 Multi- and Single- Conductor Cables
1 ^6 v0 U. e, a X, s; x12-108 Conductors in Parallel (Appendix B)+ I& H( r- e0 x5 T" y9 q4 T
12-112 Conductor Joints and Splices
, \2 j% ~" F7 w; U5 I! f% b# C% m12-114 Ends of insulated conductors1 ?2 ^. B. G" D5 X, H$ X; | v2 V
12-116 Termination of Conductors (Appendix B)0 B9 ~* _' w0 F4 V0 L! n* w
12-118 Termination and Splicing of Aluminum Conductors1 ]! ^) I6 p' h0 p7 }! Q
12-120 Supporting of Conductors - Table 21
0 v" g6 s% G# p5 c7 k$ LOpen Wiring5 ^& ~1 t" x' q7 D8 ~0 S
12-204 Spacing of Conductors6 f8 g: t9 t0 R+ Q0 e! L1 ^
12-206 Conductor Supports, `: c4 S2 y O
12-208 Conductors on Flat Surfaces
3 I; l' c5 J+ P+ O8 J2 [12-212 Protection from Mechanical Injury' i* C* `4 m- r8 t# w
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
4 L+ X- y8 H' g0 }" X J1 J12-308 Minimum Size of Overhead Conductors
" v! Q0 N3 w0 [0 R( z# o. H4 i1 _12-318 Use of Neutral Supported Cables5 j/ t4 S5 j. }4 m
Nonmetallic Sheathed Cable
1 B/ m; ?0 z4 x T12-502 Maximum Voltage
( S9 o& J6 u2 K$ S1 j# U2 l8 r& ?12-510 Running of cable between Boxes and Fittings (Appendix G)
# s# E0 ]8 e& D P3 T9 a12-514 Protection on joists and rafters! m/ f1 f6 _, ]
12-516 Protection for Cable in Concealed Installations (Appendix G); F; e1 y8 S( c9 I
12-522 Where Outlet Boxes Are Not Required, \6 x/ O' K6 @3 t
Armoured Cable
* I# v8 R- m% O/ W Z12-602 Use (Appendix B)
& |8 i+ f8 Z3 d5 H* L3 W1 x" c12-604 Protection for Armoured Cables in Lanes
2 K7 _1 j+ p `, i/ x12-606 Use of Thermoplastic Covered Armoured Cable
. E2 N% L9 G* `' l( i6 }5 b# y12-608 Continuity of Armoured Cable+ m$ I" D7 o# _
12-610 Terminating Armoured Cable
$ B; q7 X5 \; U( i12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
/ O# E/ ]. Z; j) T! Y12-614 Radii of Bends in Armoured Cables
7 p9 Y* ^- U* @, x! Z. u0 Y- p12-616 Concealed Armoured Cable Installation6 d1 I G- A# D% B- { }; ]
12-618 Running of Cable between Boxes, Etc* Q, Z3 V* L* O/ k) `. }
Mineral-Insulated and Aluminum-Sheathed Cable
, u+ _- s0 ?4 f/ q- _12-702 Use& t8 l! q( H) _, c$ v F- S1 U
12-704 Use When Embedded
1 z8 X# q. g8 B! ]+ c3 j12-706 Method of Supporting% ~- l0 Y" a$ ]/ ?) B0 q! U
12-708 Direct Earth Burial
4 y1 H# {# ~# ~. H8 `12-710 Mechanical Protection
- o6 Z% o' a* K- m12-712 Radii of Bends
4 x* M2 p/ x, ?2 Z* u3 J12-714 Termination of Mineral-Insulated Cable (Appendix B)
7 f8 U" e& i7 w/ v; O# b( j12-716 Connection to Other Forms of Wiring
+ q1 X5 |" a8 }0 EFlat Conductor Cable Type FCC3 N! J/ R8 D# d% Y- s$ x; }
12-804 Use Permitted
0 q) ?& q# j2 `5 ^! x12-806 Use Prohibited# Q+ U9 b) @0 n& T7 ^7 B
12-818 Anchoring; h! v) D* y, Z" [. U0 Q
12-820 Crossings
" E% F) J3 a- Q7 m. _3 U) x' rRaceways - General
' V& S' i2 b- B- a12-904 Conductors in Raceways
" r' D6 c* _6 u, U2 A7 ?; J' n12-906 Protection of Conductors at Ends of Raceways& C. S2 ]5 Q- z0 U
12-908 Inserting Conductors in Raceways: n" p/ | q. r. ^( k
12-910 Joints or Splices Within Raceways
6 `# u# C" b: D2 p; r5 I+ r12-912 Stranding of Conductors
^, B0 v8 S* D12-914 Electrical Continuity of Raceways2 F' K6 R, }0 E( r, B, [# X
12-922 Radii of Bends in Raceways
, A3 D4 D' L* WN 12-922 Radii of Bends in Raceways Table 7- c4 }: W9 p( W. q, u1 F
12-932 Protection for Raceways in Lanes
, [' {! S, R* A2 |: E; S( E. M+ Y( }12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B); t% T! S5 w$ n, E( k
12-938 Capping of Unused Raceways. q& o4 k3 j% u0 C( i
12-940 Maximum Number of Bends in Raceways' P0 x. Q0 j' H9 v9 O( _+ m
Rigid and Flexible Metal Conduit. t; t' ?* l: e& W0 E9 B
12-1002 Use% t& G. f% n" D- N4 o
12-1004 Minimum Size of Conduits: w8 j& M% r" h4 o0 d1 w
12-1006 Conduit Threads (Appendix B)
; u" ]0 v8 T" J! ~4 X" S4 W: B12-1008 Thread Engagement3 |3 n5 n( Z" `! o0 [
12-1010 Maximum Spacing of Conduit Supports L* O; c/ _2 T' [) I) o/ i
12-1012 Expansion and Contraction of Conduits (Appendix B)
$ V' f% `3 M) K ?$ W! O# t12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 " Q: W3 E! P3 {; W
Rigid PVC Conduit and Rigid HFT Conduit8 K0 v' z$ o# ]
12-1100 Use
3 X8 l' c# O; f12-1102 Restrictions on Use) h6 m. d( u9 ?: j/ A
12-1104 Temperature Limitations (Appendix B)
6 b' m, q1 `# p8 T O4 ^12-1108 Field Bends (Appendix B), (2)) e) q4 M* ?3 v; [+ m9 s
12-1110 Support of Luminaires
. ^, n7 R; c, ]- f3 }12-1112 Fittings
# i2 \3 I; s( ~" T9 C. ~12-1114 Maximum Spacing of Conduit Supports3 _- c' L( `4 E; _5 _0 w
12-1116 Support of Equipment0 d& s, N8 {, M! y5 Y( S6 e% P
12-1118 Expansion Joints (Appendix B example), w0 a8 M1 r8 _: V: W& V
Rigid RTRC Conduit
J- m! U0 ~( X$ N( x% }12-1210 Temperature Limitations( k" ]3 d* [: F' x* x
12-1214 Expansion Joints (Appendix B)) L: P7 H7 Q* i: d
Liquid-Tight Flexible Conduit
! }" [: E- q5 Y7 n# r, Y7 e) a: N12-1302 Use of Liquid-Tight Flexible Conduit
( {& K/ V: M9 W& w0 p12-1304 Maximum Number of Conductors
* n9 y2 S! a& O0 H12-1306 Provisions for Bonding# \3 F3 u+ ]" j8 J
Electrical Metallic Tubing7 t9 q1 C6 Z2 n+ `, z
12-1402 Use v( I* r* D* L/ ?
12-1404 Supports; b5 _# a `$ _, l9 ^! z
12-1406 Minimum Tubing Size
) b) j6 c, p& z7 y9 [/ o12-1408 Maximum Number of Conductors) q! p4 c9 e! T! n. C8 V3 \
12-1410 Connections and Couplings, d. V0 j8 y- a: O Z4 \
12-1412 Radii of Bends in Tubing U! V; j& K/ g$ v: B, }$ C
N Table 71 p2 N, Z5 u, G' e& R$ e
Electrical Nonmetallic Tubing, d9 [+ ?% _% `/ l8 W/ C3 [
12-1516 Provision for Bonding Continuity
( q* f' O7 n9 H7 z1 T) |: F/ w7 p# aN 12-1514
g( \# Q3 r1 ~Surface Raceways
6 y( t3 }$ I) ]* s% S, i$ A& ~" M8 s12-1602 Use of Surface Raceway (Appendix B)
" [0 m8 C: g' I& g! S" h" D- E6 n12-1604 Temperature Limitations
! ^( E" q+ b$ W- x4 X3 x12-1606 Conductors in Surface Raceways (Appendix B)5 ^4 h* p9 U0 _) |0 c. @6 q- y
12-1608 Maximum Voltage
0 s6 g6 f; o9 M1 e0 [12-1610 Joints and splices
- `. [$ C1 }8 z, }3 L" TUnderfloor Raceways
5 c1 g8 D# q% W* U* U12-1712 Discontinued Outlets in Underfloor Raceways
# W. H+ N) P8 y, x5 t% BCellular Floors, ]9 s$ @0 w9 `* W
12-1804 Maximum Conductor Size in Cellular Floor
/ n r4 _7 G7 v0 p12-1820 Cellular floor discontinued outlets
" T: X T- I8 S" S0 hAuxiliary Gutters
6 j/ @- Y6 d+ V9 {$ b12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces( M$ V6 S% F. P: D1 w" i
12-1902 Auxiliary Gutter Supports
8 K {0 F% I' a2 v12-1904 Auxiliary Gutter Cross-Sectional Area
0 [/ G8 C% X1 nBusways and Splitters
& c0 R/ L7 g3 U- F( h12-2004 AC Circuits in Busways and Splitters/ _; o# ~& ]: C( s/ F
12-2006 Busway and Splitter Supports, @# M; R! W5 q6 \$ f
12-2008 Method of Installation of Busways- _4 r# z7 d& A9 E9 ~
12-2012 Reduction in Size of Busways5 z+ t( B' d7 N" q N
12-2014 Length of Busways Used as Branch Circuits) y/ G2 y' z0 F0 G; c7 ~1 m
12-2018 Taps in Splitters+ s0 B( T2 f' R3 z- V
Wireways
& @8 A- }, O- n0 e8 C12-2104 Conductors in Wireways, o: E; U# [0 ?, m k
12-2106 Taps and Splices in Wireways5 k; r# x" r4 L" N4 |
Cable Trays1 o6 c0 @* Y- }1 h9 q, r n
12-2200 Method of Installation (Appendix B)
b' p4 q7 z5 [, M3 B1 |7 `12-2204 Joints and Splices Within Cable Trays
3 O6 B; C& b' z8 G! h( o# l* ?; I" g12-2208 Provisions for Bonding
3 a0 [# x1 d: t12-2210 Ampacities of Conductors in Cable Trays
' i) E7 l1 t: dInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings
4 |/ ]1 z% v" F1 Q- j' x% ` m12-3000 Maximum Number of Outlets Per Circuit
1 `( J$ F, ]. T0 q7 M1 g lN 8-3043 Q7 D' \4 o- L! P* _0 y: z% \
12-3002 Outlet Boxes (Appendix B)
# J) x9 D1 X( T4 S8 [: A% nN 12-30006 c. g; _% {) H5 x0 A' Y w' S
12-3004 Outlet Box Covers' l8 q. y: b' v( T# d
N 12-3002
' ]1 ?; Y5 i U0 X12-3010 Boxes in Concrete Construction
( b! Y" b8 O2 A9 m: E- l8 iN 12-3008
( ]- ~' T3 p8 A5 E+ r6 C12-3012 Outlet Box Supports0 ^& C: I# T& M _# W! r5 ?: ]
N 12-3010" s7 _9 }4 P$ o
12-3016 Accessibility of Junction Boxes
G4 i8 A- Q* n( E4 h% _N 12-30149 ^( r" V i( u& t
12-3018 Flush Boxes, cabinets, and Fittings
6 X3 d8 ?) F% [$ zN 12-3016# j' p ?6 q; }: ^
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) $ p( K* T+ e2 M! W3 D- p2 m
N 12-30229 ?! P J4 D, A! x4 G
12-3036 Maximum Number of conductors in a Box - Table 23
. R( B. D; D, S: i+ xN 12-3034( j- [5 }+ j2 Q+ N/ |
12-3038 Pull Box or Junction box Sizes
+ h% X8 x( d9 n$ J# t$ D7 \: c( wN 12-3036" F% o' q, {7 v1 @
0 ?9 A h; J: P9 X- Z3 u) u+ X# U$ HSection 14 Protection and Control9 S& M0 [; B; B
General Requirement' J r: H8 T! ^2 B# ~
14-010 Protective and Control Devices Required
* C$ H/ q5 ^! a7 K/ l14-016 Connection of Devices8 K( t9 D) @( z. ?$ Z1 y! G$ Y( W3 }
Protective Devices – General& X" B; g s4 z G$ P" I4 N
14-100 Overcurrent Devices Required5 n: w' o0 l' p9 f: L+ {5 O
14-102 Ground Fault Protection (Appendix B)4 ]7 q( C* z# j1 w( r; l% ~4 O
14-104 Rating of Overcurrent Devices (Appendix B) Table 133 |, Y6 k- y3 z& z6 T3 Q) k6 v8 e
14-112 Overcurrent Devices in Parallel
; R$ d9 I4 S; QFuses: ?$ B* ]* S/ ]! q* @
14-200 Time-Delay and Low-Melting Point Fuses, z E1 z$ N* O4 O3 {7 I, V
14-202 Use of Plug Fuses7 B& [2 }1 C- E0 u: F9 K9 H" ]
14-208 Rating of Fuses
' V; S' S% F& H) s+ ^# }14-212 Use of Fuses (Appendix B)
! p; l3 M7 |: t/ ~* [Circuit Breakers. Q' r( R% \9 B% y
14-300 Circuit Breakers, General, i, H6 l0 c& O0 E
14-306 Tripping Elements for Circuit Breakers
" z, U) g5 i y0 h5 R* l14-308 Battery Control Power for Circuit Breakers
& r5 O* e7 J1 [) sControl Devices - General
3 F9 E3 b7 S: g1 j+ H14-402 Disconnecting Means Required for Fused Circuits6 u9 q( F5 W' G8 ^7 p* G4 ?
Control Devices - Switches
. b, g1 n1 N0 D( u2 u7 i7 t14-502 Mounting of knife Switches
6 W/ N* H/ y2 C0 a5 q14-504 Maximum Rating of Switches
8 w: O8 ~; z% ^- e/ }2 w- O8 L14-508 Rating of General-Use AC/DC Switches (Appendix B)
3 |4 D l4 T0 ?6 v& u6 Q14-512 Manually Operated General-Use 347V AC Switches (Appendix B)' W% r( F' `+ r% }
Solid State Devices7 `: j3 ?& L! p( k
14-700 Restriction of Use
' d. y5 t, S6 l! {14-702 Disconnecting Means Required
( Q+ q1 k0 Z+ I9 ~* p( w( D' x( {3 c# o
Section 16 Class 1 and Class 2 Circuits
7 g" a% P1 i6 j* B6 S$ rGeneral4 q, }/ m1 T' }2 t- q- z2 [% C2 m
16-004 Class 1 Extra-Low-Voltage Power Circuits
& n6 V9 Y$ Z' K/ `% h; I16-006 Class 2 Low-Energy Power Circuits
/ w! T' T( Q c9 v7 ]8 i16-012 Circuits in Communication Cables
% o! y. V' f4 W, K9 |7 VClass 1 Circuits! z, k W J w; C7 Q$ g/ l# |
16-100 Limitation of Class 1 Circuits
O7 X& ^: l' g" K7 Y$ F+ E& P16-104 Overcurrent Protection of Class 1 Circuits
/ m1 l* q. {4 Y16-106 Location of Overcurrent Devices in Class 1 Circuits
+ U8 I$ _6 N: u* v( e* a16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers6 i& \- M" R% ]
16-110 Conductor Material and Sizes
M3 {3 L6 [: K/ v16-112 Insulated Conductors for Class 1 Wiring: r' b: M# [1 u' o4 ?
Class 2 Circuits2 j, @) ?' ^' X) z
16-200 Limitations of Class 2 Circuits (Appendix B)
) q& [4 f7 ]4 d6 f2 p16-204 Marking
1 o- U% m5 p$ p( g16-206 Overcurrent Protection for Class 2 Circuits
$ N" w; ]( Z+ {. C9 S16-210 Conductors for Class 2 Circuit Wiring (Appendix B)* _ Y9 x! ^; H1 z
ELC: extra-low-voltage cable. y1 @+ e4 T7 I1 L
16-212 Separation of Class 2 Circuit Conductors from Other Circuits K" n7 q: r" s# N# i8 {$ G
6 ?. r' Y; O+ c2 f% U6 XSection 18 Hazardous Locations, P: [) \; v0 l" `6 g9 x; K7 p
Scope and Introduction0 H/ }9 L# S. w; D' w5 R, B- P
18-004 Classification
0 O' E. W) X, O5 G5 h18-006 Division of Class I Locations (Appendices B and J)
, n$ a, n$ H0 q; I' O18-008 Division of Class II Locations (Appendix B)
8 _8 O$ x! g7 Z4 \0 i" U18-010 Division of Class III Locations (Appendix B)
' J( _, k. S: {5 z+ rGeneral/ t& h+ u$ m1 y* W& O6 Q0 }
18-062 Metal-Covered Cable (Appendix B)
# A8 ]3 b; B+ [" P Q. wInstallations in Class 1, Zone 1 Location& O* T1 e7 b, N9 @3 R
18-108 Sealing, Class I, Zone I (Appendix B)
$ _6 B8 l/ V$ s' b- C& i X& l( Z
9 _2 p( c$ G$ L8 d( \Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
' @$ ]4 i! i8 _" {Gasoline Dispensing and Service Stations
$ z! h5 R% A7 y) j20-002 General
8 C, E! V9 G# v9 U Q20-004 Hazardous Area (Appendix B)# ` C# {/ j( s3 I
Propane Dispensing, Container Filling, and Storage
- M- e, W' C7 ?! H: |8 B20-034 Hazardous Areas - Table 63) x# c! t1 N$ B: G
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities, B4 Z# D2 B* K0 R8 V3 u* D7 l' ?
20-062 Hazardous Areas
' z+ p) d. N1 K; l) oCommercial Garages – Repairs and Storage
& V, @( ~6 X4 R8 D5 R& A6 ~20-100 Scope
: t/ I: r3 E/ W20-102 Hazardous Areas (1)
' W) C) }' E' a$ k- @: H
: R# Y: O% K" m( ?0 wSection 24 Patient Care Areas: _* V+ _8 N0 p8 U% d
24-000 Scope (Appendix B)+ P# n- ^9 l( O$ i- i( R
24-002 Special Terminology (Appendix B)1 H5 I/ k& X/ c" h
Patient care area
+ n+ J( M: u. W8 [( x0 E5 BPatient Care Areas5 G' J& z! S: k: X
24-106 Receptacles in Basic Care Areas (Appendix B)
@2 k+ C5 A; @2 W/ E7 G8 C2 vIsolated Systems0 O, N: \ b0 x( }- Z- J: v
24-204 Single-Phase Isolated Circuits (Appendix B)7 L/ {3 [0 u; q2 x% {' Y2 M
24-2068 {3 ?& n0 y2 K1 ^9 [
) p' Y' C/ Y# ~
Section 26 Installation of Electrical Equipment
! j( B8 h% U9 u' aGeneral G Z" L: u1 Q( d+ Q E% J
26-004 Equipment Over Combustible Surfaces (Appendix B)
- ~& m0 }& Q, d- f. R* K26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
6 M$ @2 `+ n, d- }) F% G* I Isolating Switches
1 W* y+ M1 k/ G, ~" R# M' g/ r7 z1 Z26-100 Location of Isolating Switches* e$ h% J. \- x: \0 X' P+ H
Capacitors+ |" W2 [) f! D3 P
26-204 Guarding of Capacitors
- W0 \3 D; w3 }! w26-206 Grounding of Capacitors! V& s% Y w- s6 a" E" @
26-208 Conductor Size for Capacitors
5 G' H, t- D I: m9 A' P( }26-210 Overcurrent Protection (Appendix B)( D/ z; v6 u8 p2 z) Y x7 f7 {
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits" j/ k% x+ [) |1 ?# V
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits7 k) H0 s1 a$ [$ u
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
4 A. Z) c- L4 o: m5 g26-218 Special Provisions for Motor Circuit Capacitors
) W+ F+ ~" @& h1 A3 _26-222 Drainage of Stored Charge of Capacitors7 H1 j* G! }" z; s
Transformers
; a" l4 v( k1 B$ m. e26-240 Transformers, General7 J0 C7 h4 ^ p5 F2 R/ m% R5 `
26-242 Outdoor Transformer Installations0 h# S6 M: k, n! P# |% r3 ^
26-244 Transformers, Mounted on Roofs (Appendix B)
6 R0 a6 g* p& u, c26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
6 s. U/ R% J) d$ I! V% A6 m3 e26-248 Dry-Core, Open-Ventilated Type Transformers+ p0 ^6 Z: X' ?4 u
26-250 Disconnecting Means for Transformers
3 S: j/ o. v$ w8 {26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V; `, E# Z/ R% m9 v' g8 B3 w) c( w
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers* O7 L: Q( K8 J7 S
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)- y$ W+ Z8 Q3 Y" {: u5 k5 z- S
26-258 Conductor Size for Transformers
1 r/ `" T8 S7 _2 |26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)6 ~/ Q- K/ \7 S* O
26-262 Marking of Transformers
; E+ Z4 Q# L3 I& t# `$ O26-264 Auto-Transformers
& G: p7 d7 Y. ?5 r4 z" ` iFences
3 q) p1 L# a6 f2 m% l2 q26-302 Clearance of Equipment - Table 33. z5 `% U! }0 ~2 M3 B6 ]
Panelboards
/ Y8 G7 z8 E( R1 ]' S9 x26-400 Panelboards in Dwelling Units (Appendix B)% m8 `) w! a9 L M( `4 E
26-402 Location of Panelboards (Appendix G)
) T- A, }! t+ h/ [8 }, F: oLightning Arresters
4 @* g* o" B2 |# {- `6 `26-508 Connection of Lightning Arresters$ z1 ~! N, E+ }8 _. D+ j/ r( ~
Storage Batteries
! ?5 r' W- p2 n1 L. j; L26-542 Special Terminology! Q% x& `* h4 n, K$ h
26-550 Battery Installation
. q7 B) t, E& v! Z2 N9 Q2 y' H: l26-552 Wiring to Batteries
, C z k1 g2 Q4 OArc Lamps
Y+ D6 Y! h8 Q! k8 ]2 r26-600 Location of Arc Lamps8 o# z* S- Q$ X5 y) {. X* m
26-602 Conductors to Arc Lamps5 ]3 ?& }$ M* t1 u0 B" \, f; k
26-608 Globes and Spark Arresters: C; H3 M: C( T0 @ S
Receptacles& K, s9 {4 E+ l! b4 N- Q
26-700 General (Appendix B)
. f! I K, H0 d26-702 Receptacles Exposed to the Weather+ @% G2 t& R) Q% _# }
Receptacles in Residential Occupancies9 v/ ~# h! y( B& ]0 P! C
26-710 General (Appendices B and G)7 M; |" r+ M6 T0 T7 e. s% I6 K
26-712 Receptacles in Dwelling Units (Appendices B and G)7 f8 n( R2 ^/ e0 H6 ~! }: C7 ]0 H
26-714 Receptacles in Single Dwellings (Appendices B and G)
+ F' p r# V* }$ G) ^' t- _Branch Circuits in Residential Occupancies% U" a5 a f1 T0 @, l0 t
26-720 General
6 C2 d4 L8 D- a0 G# C9 Y) z% l26-722 Branch Circuits in Dwelling Units
$ p$ t! J5 T+ I$ X26-724 Branch Circuits in Single Dwellings
/ ?" l( N$ p' Y) S5 F# r26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B). P8 t/ K& R6 W4 B
N 26-720 (F). B1 `0 n( k& E) I! {2 B, N: O
Electric Heating and Cooking Appliances8 y' C% W c! ?+ T
26-744 Supply connections for Appliances
9 Q% t7 X2 v$ F# J26-750 Installation of Storage-Tank Water Heaters
' u- D2 X q+ ^# ~6 H# R- }6 E- U26-752 Infrared Drying Lamps
# ^3 {, F# Z- h. R, T" D R" Y0 t2 s( \, I/ u+ M2 [
Section 28 Motors and Generators- ]; v) b1 v! F! @
General
5 N1 c2 q; f& t& U28-010 Special Terminology
' P0 N/ j* w$ s! ?& h7 F" LHermetic refrigerant motor compressor3 p% y* B6 L* Y
Locked rotor current rating: @) t+ i* g2 I$ O
Service Factor4 ^/ C5 l# W) K' S' M
Table 44; Table 45; Table-D2
8 u- g1 n0 O2 Z7 XWiring Methods and Conductors
# T2 } d s" d' I28-102 Portable Motors. p% J- \& A' c% t% B# Q
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
0 e$ C4 T3 A- e1 G" _; K0 `28-106 Conductors, Individual Motors3 y, W- |4 B: g, L& y1 e! g
28-108 Conductors, Two or More Motors. [5 P. b' y7 a$ u6 Y
28-110 Feeder Conductors
8 [3 d h/ u1 |0 u7 ]28-112 Secondary Conductors: [" i- [7 [0 d
Overcurrent Protection
/ m0 }7 }' j6 q- m+ u28-200 Branch Circuit Overcurrent Protection
# |' `. F7 l+ o28-204 Feeder Overcurrent Protection( L% _2 g6 O$ `3 z
28-206 Grouping of Motors on a Single Branch Circuit, p+ U: v9 \7 z/ g9 d6 `6 V2 R
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
, b% o- k# |$ a3 w; S3 U. EOverload and Overheating Protection" Z0 A; R: B5 a) F
28-302 Types of Overload Protection$ J% r% c, v# B5 s# ]
28-304 Number and Location of Overload Devices (Appendix B) Table 25
- l7 W4 F# _* ?' r% j0 j28-306 Rating or Trip Selection of Overload Devices (Appendix B), ?8 I% V) V" C R
28-308 Overload Protection Not Required
8 L5 P/ x5 {+ A1 u5 jUndervoltage Protection
4 t0 `4 b" ^% q28-400 Undervoltage Protection Required for Motors (Appendix B). I, ^0 v/ [/ d3 y$ D$ e9 T1 S% n- X
Control
) q3 w3 d3 E$ d" f1 [& A28-500 Control Required
1 [( g, M( \' s3 Q3 A! g, n5 K3 Z28-502 Control Location) O' I8 C( f# Q2 |- x) l; P$ [
28-504 Starters Having Different Starting and Running Position
0 X$ X& r3 g- P2 f28-506 Grounded Control Circuit
( s" s8 `# P, c. CDisconnecting Means
- v% y( o% Z3 E& b. K28-600 Disconnecting Means Required+ K p1 [( G* Z
28-602 Types and Ratings of disconnecting Means (Appendix B)
6 U$ E4 ~7 k7 B+ A28-604 Location of Disconnecting Means8 U" M& r8 D1 F
Hermetic Refrigerant Motor-Compressors
; t% v8 ]; K9 }28-706 Conductor Ampacity- Y. x6 B' w/ U; _
28-708 Overcurrent Protection
: s+ D! p" |" v# }! l; ?28-714 Disconnecting Means
- b+ u- V: f. t$ x1 BProtection and Control of Generators
" W2 G, {* `% z& q" v8 g28-900 Disconnecting Means Required for Generators; n j ]4 B2 @% \+ P
28-902 Protection of Constant-Voltage Generators
1 \9 i, h+ e* a28-904 Generator Not Driven by Electricity' Y: w" }9 }# C; N8 Z
28-906 Balancer sets
; F! [/ D. X4 t c5 {; s28-908 Three-Wire Direct-Current Generators
0 G6 ]6 \, r3 V4 L+ z
* e5 a) n- L, j+ USection 30 Installation of Lighting Equipment
% h [+ u4 p1 [& J% O5 q3 C2 G30-002 Special Terminology (Appendix B)
0 M. g7 [9 D6 ~# x7 G) ^General
+ ~8 k. U, t# t' R U) f: f30-102 Voltage
% G, A2 x4 T# f, \0 B5 E+ ?' H30-104 Protection (Appendix B)
9 e; R1 j5 o) w8 D# K30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
& G3 Y" G+ \2 n& S30-108 Polarization of Luminaires
7 A7 W1 h: N; `2 P- Z- z30-110 Bonding of Lighting Equipment: g% M+ J1 Y1 `/ z
Location of Lighting Equipment8 I8 v( q! N! @" U7 s% i5 Y
30-200 Near or Over Combustible Material% e$ Q, J; h/ F! I2 c; s- i. K
30-202 In Show Windows, v/ z3 l4 C4 ]9 I' f; z
30-204 In Clothes Closets3 ]4 G% g* M! y6 G6 B8 j0 b/ p
Installation of Lighting Equipment
7 }1 }5 l7 e* h' N' v30-302 Support
! k4 Y T- e6 \30-304 Outlet Boxes to be Covered
1 j, X- z2 I" B+ }8 `' n3 @) ?30-308 Circuit Connections" R, n+ S: b& G, X3 h
30-310 Luminaire as a Raceway+ ?: c% E6 o+ E# i2 F) u' x; N7 X8 }
30-314 Minimum Height of Low Luminaires
4 K% `" j5 q' |6 H30-316 Luminaires Exposed to Flying Objects
# s$ J {9 U. @5 c8 k. x9 D" F$ X30-320 Luminaires in Damp or Wet Locations
9 v. K- ^+ M% i2 j) i+ F' @$ }N 30-318
2 ^" T% R% G% u# [! S% wWiring of Lighting Equipment
( N8 R. V& I7 ?" |4 C) i30-400 Wiring of Luminaires
5 w$ N, {* P) h% H+ r. a" n8 C# m ]30-402 Colour Coding/ d5 d/ G( D, ^" N) A5 v
30-404 Conductor Insulation
( ~+ X$ Y7 y! W* X" f30-406 Conductors on Movable Parts4 P) \# ^4 t2 ^; x9 W0 T
30-408 Wiring of Ceiling Outlet Boxes
3 ~ o t0 R5 r! V30-410 Wiring of Show Window Luminaires# f9 k) F1 L8 j0 D" b
30-412 Tap Connection Conductors
' M& A/ L* f$ I7 k& gLuminaires in buildings of Residential Occupancy+ Y9 n6 T8 J+ l3 K; D
30-500 Lighting Equipment at Entrances (Appendix G)
f' o: G3 d* Q5 g8 i% i/ q+ y/ i2 {30-502 Luminaires in Dwelling Units (Appendix G)
( m3 }* P, F/ \ j4 K- F30-504 Stairways (Appendix G)$ Y# O7 j9 p: v
30-506 Basements (Appendix G)
$ H# {% {& Q' `+ x$ ~. w30-508 Storage Rooms (Appendix G)1 @: `7 m _" ]+ B" t/ K/ K* Z
30-510 Garages and Carports (Appendix G)8 r6 |% `9 A8 O; P$ X; N
Lampholders" a2 I7 L, _3 B6 B! [6 z
30-600 Lampholder rating with Incandescent Lamps; i# H z' M! ?& L
N CANCEL, P" V5 R1 b7 D% @
30-602 Connections to Lampholders
' j5 u9 H$ s2 w0 R0 y5 zN 30-600
$ C, K" [ R ` v- ^30-604 Switched Lampholders Used on Unidentified Circuits$ ?! C2 Q( c4 }" e+ [5 H; Y
N 30-602
+ x; o" l4 D* j9 z9 C8 E30-606 Switched Lampholders with Pull-Type Mechanisms
6 F% Z: v* j% N1 @# E9 IN 30-604
# K. k; o+ z+ b- F7 i% w30-610 Pendant Lampholders- y! G; H7 {! n1 p& R3 }6 {5 B+ A
N 30-6081 l) w2 Z2 j) i0 v! y7 u
Electric-Discharge Lighting Systems Operating at 1000V or Less
8 X! S6 l8 S5 d3 V6 b# p) R0 E% `, F30-710 Control (Appendix B)' E! g* Z' w. j+ i" {
30-712 Branch Circuit Capacity
8 \ l+ ?- `$ V: x7 oElectric-Discharge Lighting Systems Operating at More Than 1000V& ^% s4 a% n' D' ~6 [- m
30-802 Voltages, Dwelling Units
D1 U# f# X3 |+ Y+ C30-804 control (Appendix B)- y, G( ` b* ? L- ^0 |
Recessed Luminaires (Appendix G)
2 _, G" ?" Q4 h7 S* V: f30-902 Spacings for Non-IC Type Luminaires2 a6 r# r" u6 g9 @& j7 R" t8 |
30-910 Wiring of Recessed Luminaires (Appendix B)
8 V9 g _( t/ D+ ^" DExposed Wiring for Permanent Outdoor Lighting6 _2 `4 k9 ^8 {0 x
30-1120 Branch Circuit Loading and Protection. y. `3 F+ W. I7 j
Extra-Low-Voltage Lighting Systems- { |5 n0 W9 W n3 S
30-1202 Sources of Supply* ^6 o. ]# n" @
9 J: q5 d# j/ Z1 BSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)* g/ |1 X* [* d( T8 S. Q; M
Fire Alarm Systems% B" W' T' Y' v! P/ U/ e; G
32-100 Conductors
1 [0 ~( A9 Y- S- _$ b. ]& |. Y32-102 Wiring Method8 [6 s' J: \: x9 ?/ Y F8 H
32-104 Equipment Bonding3 U' f5 m4 R) \3 i4 P4 `% |
32-106 Electrical Supervision
. m, Q. x3 X; r0 r32-108 Current Supply
+ q& b( x0 q% S2 G8 C n32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
1 f3 z: r8 n+ x2 {: h3 y' YFire Pumps
8 U' i! f0 e! i5 E32-208 Overcurrent Protection (Appendix B)
6 k( o) K; x! w; E% {2 M$ E' GN 32-206
3 N, j0 \! V/ z" \, t4 v4 k+ ?& ~32-210 Overload and Overheating Protection (Appendix B)
% [. S/ I2 T2 N0 K' I32-212 Ground Fault Circuit Interrupter (Appendix B)7 P" Q, O* j/ o3 L, a: y! c e. K3 N
0 g9 G$ M1 i+ T+ J9 f
Section 36 High-Voltage Installations$ |+ [0 g O% p
General
2 q$ o0 }( u- s' Y/ M# @36-000 Scope (Appendix B)6 ?0 M' Q L# y' I+ }/ X
36-006 Warning Notices) Z3 x( L/ a+ ?* j
Wiring Methods! e# a' e- ~9 H/ D6 s1 U
36-102 Radii of Bends0 O" a2 }% B0 b
36-104 Shielding of thermoset insulated conductors
# c* \# P, {9 Z8 T2 y5 x3 X36-108 Spacing of Exposed Conductors (1) table 30, table 31& @- Y- t2 B* _0 w& ?( b7 l
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
0 m; C7 D. u% M+ c: e* Z; \$ s; pControl and Protective Equipment7 g7 R6 n" T1 E8 G: c
36-214 Disconnecting Means
, a! g7 N% ]& g Grounding and Bonding2 c& Z+ S- y, m, ~& y9 |, C; u+ n
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
- r- Z7 Q* z) E* _0 o8 N, O9 _6 m36-302 Station Ground Electrode (Appendix B)$ q8 P0 b+ v' r/ B3 c, l. G' }+ {
36-304 Station Ground Resistance (Appendix B)
6 s# O+ X( \7 B$ h: j, z& r3 `8 N36-308 Connections to the Station Ground Electrode (Appendix B)! h$ c3 G: m3 }8 F: ~* `; ^
36-310 Gang-Operated Switch Handle Grounds3 v v: g ^, ?8 w
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
) Z" F# c3 R- \& c. E- |% n2 x6 _: I# ]- C" t8 L+ _; ^
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
* k) j. ]6 Q, |38-002 Special Terminology (Appendix B)
/ e6 F3 ?; f1 n; c1 D1 h38-003 Voltage Limitations (Appendix B)
2 W, O, F- b; C38-004 Live Parts Enclosed9 f! Z7 O- t; b3 E6 O8 b2 s
38-005 Working Clearances
) f# C# E! s8 h f38-011 Insulation and Types of Conductors
! m7 q$ t& W. R! s38-012 Minimum Size of Conductors9 q; h6 g2 p1 p* s
, V! N1 D4 |" r
Section 40 Electric Cranes and Hoists+ B9 n0 p F5 o1 _
40-008 Disconnecting Means
. D3 i) I' K* N, [+ }40-010 Main Contact Conductors
3 J: T/ j4 W$ { f0 j% g
+ m, C! i& q4 ISection 42 Electric Welders
- J0 F# w. P: ?6 Y. e& S( n" QTransformer Arc Welders
' R6 d- v& [( N6 Q42-006 Supply Conductors3 F. @3 t- P2 \! L. B# s
- x2 n; P7 s/ I3 ~/ [2 h4 J. S4 T
Section 44: Theatre Installations/ s R+ T7 C* `" S& W
General
6 ~) v% a0 y O6 x0 d44-104 Number of Conductors in Raceways! \: G6 o- c$ K S; ~2 B |
44-106 Aisle Lights in Moving Picture Theatres) B( L F( G+ V. ^9 f
Fixed Stage Switchboards1 P0 _- N. R6 b# K* D" t: D! v$ o5 Z
44-210 Overcurrent Protection
; o, V, G9 U& K, {- Y8 p8 E3 @Fixed Stage Equipment' J0 u. q' Y7 N' `! G5 |
44-324 Receptacles in Gallery Pockets
- C: v& `) T% j44-326 Receptacles and Plugs
, P! S0 y; U( J: o) r/ d% S- _; O8 S' n- _
Section 46 Emergency Systems, Unit Equipment, and Exit Signs7 J& j9 a$ e1 f1 G
General
9 E+ d( Q. ~! s5 u% z46-102 Instructions
( S) z/ [/ M8 R3 K46-108 Method of Wiring (Appendices B and G)
+ d: D* @4 n4 N0 E% T% x9 DEmergency Systems
7 G, _/ ^8 _! x0 i) f1 {& }46-202 Supply (Appendix G)% ~) g# G2 X+ n$ ?7 @
46-204 Control" f+ y0 r6 _7 O8 _7 n% j% u
46-206 Overcurrent Protection
) J: ]# L. J! @ k' P46-210 Remote Lamps; E# P7 u& M+ [) c( k; @2 L' O" C0 X
Unit Equipment) y) i6 f5 E( p, ]: F m
46-304 Supply Connections
% m2 S$ g+ L" w5 M$ X- w) J46-306 Remote Lamps (Appendix B); c/ S4 t; |2 @3 C+ Y, {9 }
Exit Signs9 O q2 _8 @# T0 @/ u
46-400 Exit Signs (Appendix B and G) \5 ?5 [8 s" ]) A1 G
# ^' Y$ F3 c1 XSection 54 Community Antenna Distribution and Radio and Television Installations( x! s8 t/ r" H2 r2 h
54-000 Scope
+ t ^) u+ Q+ }9 {& S$ I+ r8 J54-004 Community Antenna Distribution (Appendix B)
* E2 j3 w* e9 b" z: X" ~Community Antenna distribution
" j x6 v7 y3 q' _54-100 Conductors
, f" _2 n1 C. y& N( R/ m54-102 Voltage and Current Limitations (Appendix B)4 \; v' a) x* g# a6 x; q4 D7 `
Protection
' I' U# v% _" M- _( t4 x( g `54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
* C9 N4 a, y# i% }Grounding8 I r2 c( ?6 A
54-300 Grounding Conductor0 _ ^% P# ]6 n* [9 q! w& [
Conductors Within Buildings6 |. _/ Z) j) x- ~! o9 j
54-400 Separation from Other Conductors
2 `0 |# s) q' _' F1 L; `/ CEquipment
( d$ _# d7 t- X6 t& T( U54-500 Community Antenna Distribution Amplifiers and Other Power Sources
% R/ R k1 X2 W7 O2 N, y54-502 Exposed Equipment and Terminations
$ n; S0 {8 C" g( E: ^. p* ^) ]1 r' t, d( ~, U
Section 56 Optical Fiber Cables
9 k; `0 w8 e1 r) @General1 I* \. @4 @ B& A: I
56-100 Special Terminology
4 U* |4 Q8 C' ~" d7 w( d3 }56-102 Types. j/ i% g3 \! ~4 @: O* J( w8 H
Installation Methods
* z. }" C1 V9 T. C6 q7 f6 S* {56-200 Nonconductive Optical Fiber Cables (Appendix B)
9 h! [0 N4 l: [6 ]. [! Q. z6 v+ T56-202 Conductive Optical Fiber Cables (Appendix B)
w' C% k2 v+ q1 l+ Y56-204 Hybrid Cables. f3 V, V! J4 O% ?7 d n
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
^" U7 J0 f/ N( i9 x: a
6 q5 V' S- `. f( v9 t/ L4 ~Section 60 Electrical Communication Systems9 u9 m) B% x: a; m o
General0 P- j) v/ s$ a8 w+ i: ~
60-100 Special Terminology
9 l* R/ w- {3 m; F( j1 oProtection
8 d. x W0 f$ I. |# f: ?- S, |60-202 Primary Protector Requirements
6 V% x- I# s8 U! K# n8 UInside Conductors5 z9 ?- t( c; B: S0 P) ^9 \$ V
60-308 Separation from Other Conductors
* U% K5 T* b7 wEquipment, r% c( \% f U% s" D& n# P0 c
60-404 Exposed Equipment and Terminations; M: g1 O3 q( j' `$ h% v
Underground Circuits
7 s7 p* J/ V( m' b1 }60-600 Direct Buried Systems
$ i, J6 Y% a* O K. _
7 s# D$ A/ Z8 ~# p( {( NSection 62 Fixed Electric Space and Surface Heating Systems: V6 L; _! Z/ q5 j7 a( a' C4 x$ Z
General K+ R2 f( k Q
62-102 Special Terminology
+ M6 m1 \! N+ [( h9 R3 \: g* O6 |62-108 Branch Circuits
+ A7 v; f3 W1 I4 Z. g1 \- k" J1 W" P62-110 Installation of Fixtures
3 N3 e0 L4 i: I- L1 B* p62-114 Overcurrent Protection and Grouping (Appendix B) (5)1 F& J6 v1 I8 ^+ D; X2 y5 v
62-116 Demand Factors for Service Conductors and Feeders (2)
; |( N( l0 P4 @& c. g62-118 Temperature Control Devices/ W$ T+ e0 M2 E) }5 c: C
62-122 Installation of Series Heating Cable Sets (4)(7)9 |& _/ F: l7 ?2 n' B
Electric Space Heating Systems) V( G- V9 P$ F
62-202 Temperature Control
) `" q1 _2 k" a" h: e! o! ^9 D62-206 Proximity of Other Wiring (Appendix B) z0 q/ m( \; j& r; T
62-214 Installation of Heating Panels and Heating Panel Sets4 w+ C6 V$ M. J4 u
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings2 j2 E3 T1 g+ V: ~# s0 @
62-226 Installation of Under-Floor Covering Heating Panel Sets# Q7 P Y! _- i# ~) V g
Electric Surface Heating Systems
H1 _- l+ { s4 r62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
L4 D8 [" `2 [; g
- d3 i/ b1 b3 r& u# PSection 68 Pools, Tubs, and Spas8 q$ ~4 ?' W* C, l
General
7 _) B0 _( F' U! [68-050 Special Terminology
; [' K/ y' o8 q% Z% E# {68-056 Underground Wiring - Table 61
! y. H1 _7 S# Z68-058 Bonding to Ground (Appendix B)
% q- _8 ]( r1 h! v; i) G' u; w+ M; z68-060 Junction and Deck Boxes (Appendix B)
' b2 u" F+ a' K8 E4 z) @5 R68-064 Receptacles
+ X$ d5 J$ W5 C+ n68-066 Luminaires and Lighting Equipment
& c$ |# _: ]3 z) D68-068 Ground Fault Circuit Interrupters (Appendix B)
- y( W2 C" Y" D! z
8 c) e3 X A6 `9 |4 q" tSection 70 — Electrical requirements for factory-built relocatable structures and
( k2 b$ R: t3 g1 h. o F. {6 x$ r5 ^non-relocatable structures
. f V9 H9 q0 F6 Q) U, I70-130 Tests (see Appendix B)8 m) R7 I% S2 ^' N% [6 A
! R/ q- f/ f7 F, T iSection 76 Temporary Wiring (Appendix G)% g5 _% v* L; }- d* s- Q
76-004 Grounding
2 Y5 Y! f2 k [. c0 H1 _( n- k76-008 Service Entrance Equipment( ~, O- {2 U' }
N 76-006
6 j. T* t& M1 M* q( q0 N76-014 Branch Circuits( N% z9 U% A/ M! O: }
N 76-012
# F9 I4 O0 q2 W7 [% C+ a" M- w$ j7 D. ?* Y+ x
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours' s8 _& Y% F) Z1 r& B, w' W1 t; z
Marinas and Yacht Clubs# |! Q6 l0 D+ _' G+ t+ L% ]8 q) T
78-052 Receptacles
5 _, t; S% [) i) X2 i78-056 Feeders and Services& |* `, _0 N! u: I, u" Q
Marine Wharves, Structures, and Fishing Harbours* P' V' H! f3 n" M1 z# p
78-106 Grounding and Bonding4 ^$ i3 X* b( J6 i: }" z5 F R( L
Tables" }, d ]1 _) o0 g* k5 M) K* ]
1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,65* I1 _* R( ]$ `+ a
8 ]: i. {) L2 @7 g( P4 E W
Diagrams: 1, 2, 7
; I+ T X) j, f& j7 D n& W0 P! h8 Y+ Y* g
Appendix B* p# F0 n8 N# {9 x( D; t
P352: Ground fault circuit interrupter- 6mA
) q, H. v/ p( S- v+ m, VP354: 2-126 FT1, FT4, c) y. v- P* f) R5 ?! t
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g) ?& K4 [8 G8 G( H) r; B3 v
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)( Z! s0 W( Q% s5 M, W7 T
P370: 12-1012, 1118, 1214 Example:* g3 d2 p0 Z4 x0 ^( Y1 A+ ]' `
P371: 12-1108' p& c1 s. t* S+ c1 f% ?4 u" J' e! }
P381: 18-108(1)(b), 18-158(1)(b)
4 T* o4 v" ?1 @, M' QP386: 24-206
: A5 n3 @5 z4 c2 c( ^ CP389: 26-256
& h2 D, U J0 yP391-P393: Section 28, Example to determine Motor Conductors and Protection3 _ ^3 W" p. x; ^8 g* `, u
* ~1 q# H6 I( f& K* _
Appendix D$ Z' M! y" g7 Q F6 L7 W/ I! ]
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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