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Canadian Electrical Code Review Guide1 ]2 |! Z9 n$ o, O0 C, u) b* ^' t
For the Exam of Electrician For Red Seal License$ j! i4 n% R% } V8 h3 D
9 I4 F/ H# Z) F! [( u
Lesson One
* K4 S! M, f- u4 vSection 0 DEFINITIONS
) |9 Z r; g9 ]" VThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:6 x$ l6 ]/ X5 c5 z9 _
Accessible as applied to wiring methods9 C) v! l7 J0 ]6 E0 l1 D
Alive or live+ H; f( |0 i$ ^/ H2 u" a" u$ O
Aluminum-sheathed cable- _$ ? w. |3 m! @" _9 o1 Q, t
Ampacity& Y0 n! D3 W( Q+ H9 ?
Authorized person+ c& m0 O" r# P6 h) P$ b
Auxiliary gutter
% y4 I; Q% ?6 ?, CAWG0 [4 K* o N/ O9 B. K; {
Bonding, `: X8 }) Y/ l+ W
Cable tray; @+ v( S2 J/ r9 [1 y. }- ?
Cellular floor* t h, I( D5 [+ p, ]1 \
Branch circuit
" H, D+ D0 o# ?9 `Bus- o: [! ]5 V( ^
Busway: F; W, [3 D0 a4 x/ @& X
Communication circuit
7 j8 |5 Z6 p: i" S( b. e- SExtra-low-voltage power circuit0 X# S" n: k' e7 h0 ?2 t3 c
Low-energy power circuit
& \8 ^; z6 }( [Multi-wire branch circuit9 k! s0 |) [0 Z4 ], x& [) T7 R
Remote control circuit9 X4 q3 f; V, V4 Z0 C3 X
Signal circuit
' T' ^7 P6 o9 i4 l0 Z% rCircuit breaker& i2 r7 z f5 [4 {, s, y; m
Instantaneous-trip circuit breaker
5 b3 T" Z9 J$ n; `' f0 T6 mConductor
, O) U/ `3 p0 g4 qConduit
, f0 S5 I% A" }! ~ Flexible metal conduit
- A2 X7 L2 e0 n$ {5 a Liquid-tight flexible conduit
8 X7 `3 ?& Z; F5 l* v+ Y% q2 k) G Rigid conduit0 Z i3 X5 T' ]# f2 t7 X
Rigid metal conduit
( _ m! k7 h# A# X Rigid nonmetallic conduit
2 D4 t- Z, U; L, H8 [4 W Rigid PVC conduit
. K: A$ T% f3 Q) |- m+ Z2 yConnector
6 _: Y8 z, h" S7 x4 U: F8 Q7 } Box connector
- E4 L; D0 x0 ?. W Wire connector
' q* {9 O1 j7 H6 r, n! }" Q6 T1 R' F0 PController
# q+ m) N. H) n$ p" j# o' SDisconnecting means
$ z; Q1 m1 S7 Y& GDust-tight
; a0 h$ t! t: C/ zDwelling unit8 \/ ?4 F# v2 L, Q
Electrical contractor
1 L4 @: P( p: C6 N, FElectrical metallic tubing1 y7 R/ X3 ], w* _, ^, I8 B
Electrical nonmetallic tubing* Y; c$ Q9 o- q; Z+ R+ z7 o; ?
Emergency lighting9 L2 w8 F* ~: b- q; o
Explosion-proof
! h& ]$ P; S5 ?; D' M9 D; t8 k0 uExtra-low-voltage power circuit
0 J' Q! r' H" E/ M7 b9 `- PFeeder
( o: Z! ~& ^6 G3 E% JFlexible metal conduit
! k! j; I( {7 g& c- A+ P; R4 BGround
4 N: P' ~9 Q$ tGround fault circuit interrupter
5 X+ w/ n" @' U: qGrounded9 K, i% Q% P% l& k( X0 y' c: L: ^
Grounding
5 g* \1 ]) Y2 y( U. b+ XGrounding conductor
: L" t- x6 Z# q* V! _& B$ @Grounding electrode8 ?4 s" @# G, |2 h C8 L
Guarded
8 d8 U1 ^/ {! M* ?& s6 }: @7 KHoistway
) p* h* Q9 C& P: s( ~9 q7 c. U$ xIdentified6 z$ S$ F, Q& x" l. q0 I: T6 N
Lampholder9 i5 v! {" c8 r% o: H' I# {4 b
Low-voltage protection
9 {0 r! @; A4 t" f2 r& ~* ILow-voltage release$ v& `4 _9 L6 ?6 d1 b
Neutral
, _% D9 L c* F; o; kNoncombustible construction' A! A$ d2 ?; L) L* e' ^
Outlet6 @1 r: ^( T/ g" B" s
Outline lighting y6 |! l5 T" o9 D; F6 V
Over current device
4 B B% ?+ N9 G1 ^3 U' P3 a+ T) `/ COverload device9 R' W( s( L2 N* h4 V
Panel board
: m1 }7 Z2 I. [1 U: l: u$ A0 s9 X6 rPanelboard, enclosed
; n" }4 p9 h" P" B; APermanently connected equipment8 ?( M' e6 m' W! b, l( b: t
Permit
2 v- k' G0 Q2 b7 B7 ~Plenum' {6 H2 [( I* M z& Q5 g1 T+ }
Portable as applied to electrical equipment
; z0 }( o: l- g5 h" bPortable ground fault circuit interrupter
# `' A) C# I& X4 h, U1 ?Power supply cord
. B/ x! A9 \! l; O9 rRaceway
9 r, h0 ~' e2 U% qReceptacle0 c) z1 Q# C0 n7 ]3 D& Y
Duplex receptacle5 A+ d% H: G6 s5 O7 Q4 J' [
Single receptacle+ r: U( w. x- w" b
Split receptacle2 z' j, u! H; h4 H
Service, consumer‘s
' B4 [7 C3 @% a# @4 u" eService, supply: O$ g/ k. h5 X% k
Service box
) l/ L+ u1 S; Z- dService room, D, v$ x* [" D3 G P
Single-dwelling
+ W, {1 J. G! xSlow-burning as applied to conductor insulation, D- o; Z6 ?& L- c m2 p
Splitter6 ~! U! }$ T3 w
Starter4 G2 N& S6 h8 ?, q G
Switch K# v* Q! Y- b; _7 M
General-use switch' M, z7 C6 k4 \, |. L( m0 E/ H
Indicating switch
0 T. e4 I U) b4 ` Isolating switch
?0 ]/ K5 K. p Motor-circuit switch* F, X# C+ B, \4 g/ i( z* M
System2 M' x0 d1 \/ x9 l7 ~3 v5 i
Communication system- z+ c9 k( `9 k. @ A
Community antenna distribution system(CATV)
2 ^# E, o) v: G, `7 f) `* j Grounding system8 A* g. j4 H$ ]8 P/ P' f' q
Underfloor raceway
! p3 B' T# q+ S- S& w9 n) u, x7 CVoltage:
; f1 T* M! l) M* m; ]) ^1 H& ^6 Y Extra-low voltage- y& }% B& T; Q6 z
High voltage8 D. o3 m1 y0 ?9 N
Low voltage! _( N: P8 y/ p+ j) g5 p# q
Voltage of a circuit
, R0 N# d! |. |' C% N; r+ nVoltage-to-ground7 Q$ f9 j% r/ y' `7 A7 H
Wireway, s r. T9 ^2 B
6 ~& T; ]+ u. F: S( _4 ~0 HSection 2 GENERAL RULES& d" c7 ~8 B& p) ~4 Z* Q3 f
Administrative
! h( u8 I. T: Z" x2-018 Reconnection
. l9 d8 S d, j7 L5 J) l# t+ s3 C2-030 Deviation or Postponement$ f# ]5 [9 u; m9 ], N
Technical General5 V" z2 m5 K6 ^! X; ~& z
2-106 Circuit Voltage-to-Ground – Dwelling units( c+ D* q, e5 V2 J
2-114 Soldering Fluxes h1 b8 U ?; W! p+ x- m- j
2-116 AWG Sizes of conductors6 Z" ~) h1 x: v/ M2 O3 v K
2-124 Fire spread (see Appendices B and G)
4 [1 K1 I- a% a2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)$ T- N& g% ]% ]9 \+ p( P [ b7 H
Protection of Persons and Property- [3 E* s2 T, }. o* z; P3 _
2-202 Guarding of Bare Live Parts
$ ]3 {# o6 Z$ l) ?5 ZMaintenance and Operation3 c0 D P9 p' r5 ]: q4 Z
2-304 Disconnection
R5 S7 z0 Z+ ^+ [0 P5 R2-306 Maintenance of Live Equipment
. k) v" g7 X& r% sN 2-306 Shock and flash protection (see Appendix B)
* K9 H6 x! ]/ Q, b$ j$ O& \2-308 Working Space About Electrical Equipment: Table-56
1 G# r% A1 ~( c7 u; a) l2-310 Entrance to, and Exit from, Working Space% ]- d: M3 Q3 L& K0 V" p& h
2-320 Drainage8 J+ _' g0 k! w3 }' s0 S
2-322 Electrical Equipment near combustible Gas Meters and other Devices6 U# z' U& q: s" N) c' q
Enclosures! c E' V* W! ~: _4 l; T* K5 W
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) - |" r: Z, C* v2 a( T+ q
2-404 Marking of Motors: DP, WP, TE) z" L7 r* f3 E4 [& s
( H, z/ d* T/ O' S0 BSection 4 Conductors8 a2 L/ X6 Z$ Z: Z0 ~" M/ N# N7 F
4-000 Scope% k% c, m W( z! p
4-002 Size of Conductors: 14#, 12#
8 z% p- L$ }: R9 K$ p! y, i4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
9 ^/ z/ n3 K$ c4-006 Insulated Conductors: Table 197 G3 w0 E1 Z' V1 k
4-010 Uses of Flexible Cord: Table 111 \0 F5 Z; Q; i5 Y5 Z# B* W7 J; M
4-012 Sizes of Flexible Cord
6 `/ _$ Z2 ^4 U4-014 Ampacity of Flexible Cords: Table 12
t1 S3 U7 A( k9 a' z6 m4-018 Equipment Wire- }/ S. m" Y1 k% Z
4-020 Insulation of Neutral Conductors1 K( L; H6 `$ P8 v
4-022 Size of Neutral conductor
# Q: o; S3 J1 L, e* L" U1 }/ B) _0 ~" l4-024 Common Neutral Conductor
: i; o* L# l5 F$ y& O. `4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum4 g2 P/ \: W# _7 A# H: u
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum- M& O& p! n: G7 e
4-032 Identification of Type MI Neutral Conductors& W$ k6 e" z3 R
4-034 Use of Identified Conductors
+ c0 J# j ^5 T+ z4-036 Colour of Conductors: Phase A, B, C, …
2 P; M0 f8 K. H* I5 J5 X: z' T6 z4 G: c9 A# @) O
Section 6 Services and Service Equipment# q8 T" m- W, V; N
General
; e5 Q* u, ]. \8 ~ H6-102 Number of Supply Services Permitted
& K/ X) Y7 t! e- O: k+ R+ a" w6-104 Number of Consumer’s Services Permitted in or on a Building
( d+ W+ D. T2 q$ j- _7 u6-108 Supply Service from an Electric Railway System
0 T/ q3 }1 u( x; `6-110 Three-wire Consumer’s Services - H" F* `6 G0 v% J
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
0 r5 N# d# ]/ ^, B# ^$ a6-114 Methods of terminating conductors at consumer’s service2 M. U" h4 _# r" M% ~, U' C0 l
6-116 Consumer’s Service Head Location! k. z9 ^$ l. ]2 |" G% j
Control and Protective Equipment$ [1 J5 {0 i. v+ l$ }
6-200 Service Equipment* _5 m9 ~7 N; p; @- \2 K5 Y! q- q
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)7 v! {+ B! h7 D
6-208 Consumer’s Service Conductors Location
k: `. @1 w4 g6 K2 b& Z7 p- F6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches% G& ^+ o6 `% n6 H/ r
6-212 Wiring Space in Enclosures% M/ [) F0 _" d2 ~
6-214 Marking of Service Boxes
3 [, ^* P& b0 G! p" iWiring Methods9 s: z$ p( ^2 D8 f
6-300 Underground Consumer’s Services7 j9 G2 X# o, [- J
6-302 Overhead Consumer’s Service Conductors! K. K( w4 ?% Z" w, o
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
7 t. w. n- A% ~6-306 Consumer’s Service Raceways5 O3 D, |' k# n
6-308 Use of Bare Neutral in Consumer’s Service1 Z$ P' J! X/ h
6-310 Use of Joints in Consumer’s Service Neutral Conductors
8 w8 u' B# L9 R. J6-312 Condensation in Consumer’s Service Raceway
) F7 p& j1 t% I' P, ^Metering Equipment
9 m7 S% P* O% { k0 N6-400 Metering Equipment
6 h( Q p! v( I' ~6-402 Method of Installing Meter Loops, S: D8 ]8 R$ i$ @. z+ C2 M0 L* l
6-404 Enclosures for Instrument Transformers
' T$ t5 {3 n1 r+ P9 F2 o6-408 Location of Meters
# {6 `6 G$ j3 H8 |; N! L% b6 P, e9 P; S$ w9 H2 N J8 S
Section 8 Circuit Loading and Demand Factors# g" a# m: z! } P6 d1 k
General; U8 v6 K1 A7 x
8-100 Current Calculations& g1 J+ w; t7 N$ S: \
8-102 Voltage Drop ( see Appendix D)
+ X3 ]0 H1 Q6 ^, }. A8-104 Maximum Circuit Loading
2 d& S% N( \! V: E8 n8-108 Number of Branch Circuit Positions) \9 R( I) Q. K; p/ Q
8-110 Determination of Areas
7 C5 r. g- o- F0 ?9 ~, }Services and Feeders O, h3 ^0 O; x- B8 ^8 T
8-200 Single Dwellings (see Appendix B)
0 G9 \2 b4 E/ S% u8-202 Apartment and Similar Buildings% [5 ^/ B/ L6 C: g, Z
8-204 Schools
5 D+ N% f" x9 p$ [3 b7 w5 M8-206 Hospitals m* y( t& j& n9 d z* y* F$ e% _# l
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
6 e( ]1 E0 {: k4 U2 e8-210 Other Types of Occupancy (Table 14)
$ U; n: O. {! A \; [8-212 Special Lighting Circuits
+ B% I) d9 D. Q. d$ ?* tBranch Circuits
3 D) L/ V( s7 J% s5 @. ~8-300 Branch Circuits Supplying Electric Ranges! s% |9 V$ |; x2 {
8-302 Connected Loads; F4 q- j/ v2 c r: r% l7 \" I/ m
3 L* x0 |# @, l' u% A% eSection 10 Grounding and Bonding
( C* Z9 @: X8 j5 u: w1 qScope and Object9 b/ Y/ U/ z1 i0 n# c& ~
10-002 Object9 z: Q: b1 s4 }/ E
System and Circuit Grounding6 Y0 a& a; Y3 q7 \4 S8 Q
10-102 Two-Wire Direct-Current Systems- y3 J/ q; |% y" M( J D% g6 T1 p( K
10-104 Three-Wire Direct-Current Systems
9 T/ g* _2 A3 b' N10-106 Alternating-Current Systems0 q# E2 \+ ^2 I6 [% Q( ^5 F
10-110 Electric Crane Circuits
2 z0 @/ b, ?$ l3 c B10-114 Circuits of Less Than 50 V
& O0 F( `( H$ s10-116 Instrument Transformer Circuits. C- S4 k+ i8 f0 [
Grounding Connections for Systems and Circuits- L8 a, @) k% z
10-200 Current Over Grounding and Bonding Conductors
$ t/ B! m! f5 T/ f10-204 Grounding Connections for Alternating-Current Systems
0 u% P( _; w* [4 O10-206 Grounding Connections for Isolated Systems9 [" R7 J( s8 F- m& x8 N
10-210 Conductor to be Grounded
# |. G! ~5 C1 i( Z/ B, pConductor Enclosure Bonding8 E. g# d# R) B0 f* \( l9 ]
10-302 Other Conductor Enclosures
' [6 i( p8 L, P$ p$ v5 zN 10-304
5 b( C9 }" X1 U9 c- Y ?4 {Equipment Bonding
2 l ~; b6 F) B5 t8 A10-400 Fixed Equipment, General
& ]5 k' q' y3 i' A. |10-402 Fixed Equipment, Specific (3), (4)
' ~, K2 ^: R- Q) _10-404 In Nonmetallic Wiring Systems) [2 g" B! ?" s- T% U# N- O8 r
10-406 Non-electrical Equipment
4 x. j( v' u( Q7 H0 k1 c10-408 Portable Equipment (4)(b)2 J* M! U- d: u7 v" A. H. E
10-410 Instrument Transformer Cases
Y9 g$ X3 I. [/ L10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less, I. z0 L) p8 d: A
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V2 j* n) I2 e I" A. e( H
Methods of Grounding
" X* \: j0 W, B6 D E/ A, J10-500 Effective grounding (see Appendix B): h9 Q# l. d ~1 I( U
10-502 Common grounding conductors
; | H2 f6 V; ^! r10-504 Common grounding electrodes: m* i) z8 w8 t# r3 c
Bonding Methods
+ ~1 t+ x8 ?0 g7 H4 T6 r9 L* w- e10-600 Clean Surfaces' t* U6 Y9 b& ~; f6 H7 r( m( v! Y
10-604 Bonding at Service Equipment
9 D% x: j& W+ a; X10-606 Means of Assuring Continuity at Service Equipment
; k& b+ |0 P1 r& Z8 p" V10-610 Bonding at Other Than Service Equipment% ^5 {6 l' w+ {& F9 v* @+ F0 m2 E
10-612 Loosely Jointed Metal Raceways. @9 d R3 L$ W3 @! r
10-614 Bonding Jumpers Table 41
) F( u" t3 v$ _+ ]Grounding Electrodes+ c7 I) j# s' \
10-700 Grounding Electrodes
3 c7 I" W* `5 ]# g& Z% h! V* [10-702 Artificial Grounding Electrodes
# X) Q: F) J. t! }2 @N 10-700 & 10-7020 H# U: i3 _( H/ @" l4 X- N8 ~
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
7 i, o7 Z( e- n' cN 10-702/ Y7 N1 m# y3 r2 e5 B# F- i: V
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding9 w2 \! t- r3 z: p
N 10-7025 n9 |; q6 t5 q3 P; o
10-710 Use of Lightning Rods (Appendices B and G): c' T9 T, A( F3 |' i/ X: I
N 10-706
0 \% L7 I0 g/ Y" R* jGrounding and Bonding Conductors7 t4 D) i, X* U- C
10-800 Continuity of Grounding and Bonding Conductors" o1 j' t3 F) t( r, M5 {: }7 C
10-802 Material for System Grounding Conductors
; T7 H0 s5 C2 r* Y" r10-804 Material for Bonding Conductors
( L7 U: A4 `. o6 O10-806 Installation of System Grounding Conductors
; F6 ~) M9 G$ K' i2 d3 G10-808 Installation of Equipment Bonding Conductors7 Q2 F6 n: F7 I; g
10-810 Grounding Conductor Size for DC Circuits; U4 F& |3 g7 d0 a
10-812 Grounding Conductor Size for AC Systems (see Appendix B)+ B4 d! d" S/ G' L$ [3 L
10-814 Bonding Conductor Size (Appendix B)
3 F6 k$ {9 |1 K1 l10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
. C0 M$ I& G9 q( b1 Q10-818 Bonding Conductor for Outline Lighting+ t: L) h" N+ E& S9 A4 w" Q4 W
10-820 Bonding Conductor Size for Instrument Transformers" F! a2 l# z9 ^: M9 x% c5 ^' {6 Z
Grounding and Bonding Conductor Connections' z9 L, m% y1 Q
10-902 Grounding Conduct Connection to Water Pipe Electrodes
0 B- c( g" C" D- l; s$ O3 S10-906 Bonding conductor connection to circuits and equipment# ~$ q% f1 ]1 d) H1 U) Z
10-908 Grounding Conductor Connection to Electrodes
, K# E9 h4 q* q. V" U: y" XLightning Arresters& ]! X# t& u+ @; J1 x
10-1000 Lightning Arresters on Secondary Services – 750V or Less
; d5 V" r5 f; @! d# I4 b; x) v b9 N) p+ `/ Y/ A* e
Section 12 – Wiring Methods
9 I- z: _3 J! [# [' X1 ]Scope
; J2 Z. Q# O. ~! w12-000 Scope (Appendix B)
0 z8 |- a. O% _" u$ wGeneral Requirement0 }6 z, t7 |. T5 _: h
12-010 Wiring in Ducts and Plenum Chambers
9 ?6 `/ j8 Z" |/ O12-012 Underground Installations (Appendix B)' t; }- t& {: h3 T; U
12-016 Lightning Rod Conductors
/ h/ l; V/ |( c! k- y; nConductors - General
$ Q6 ]; E1 q* O B6 n& _2 n8 W: U12-100 Types of Conductors (Appendix B) Table 19
; h" L( A9 M3 h9 W, t% y3 l12-102 Thermoplastic-Insulated Conductors
$ c5 T M6 C2 V9 y12-104 Flame Tested Coverings# Y! V4 @& k; |0 J8 V
12-106 Multi- and Single- Conductor Cables
, c. y V' @8 ^& O3 U* S5 t& E12-108 Conductors in Parallel (Appendix B)9 f4 W9 j* s. ~8 T8 ^
12-112 Conductor Joints and Splices
) g6 A0 t4 z8 }3 P; t) [12-114 Ends of insulated conductors
% j0 |1 m% l& ^3 M$ z1 E$ W8 h# L12-116 Termination of Conductors (Appendix B)
+ D# ]: _+ a5 g1 F, A$ X12-118 Termination and Splicing of Aluminum Conductors1 G% m/ b8 u3 B3 K& U p% P! s
12-120 Supporting of Conductors - Table 21
* Y1 J2 `! q1 XOpen Wiring
" L7 n# t$ `4 c0 U2 Z- J! o2 |- b9 M( E12-204 Spacing of Conductors1 n0 q8 i2 l; O, S3 d! F: X
12-206 Conductor Supports% g- I) F- \! K6 k8 q) V2 V( w6 R
12-208 Conductors on Flat Surfaces2 N2 o8 V0 _% `# X6 F
12-212 Protection from Mechanical Injury
1 p8 U* c. X0 L1 `' w: |Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises- I% C6 I" U6 S4 F: o
12-308 Minimum Size of Overhead Conductors
2 U& ^1 b! E+ M2 K2 r v0 z0 z2 \3 M12-318 Use of Neutral Supported Cables
" j0 J4 S1 L. ]' S! ^; sNonmetallic Sheathed Cable
* \ C. l$ G2 p. K ]: |12-502 Maximum Voltage( {4 m- A5 \0 l. F6 O7 ?
12-510 Running of cable between Boxes and Fittings (Appendix G)
( P* D) \/ L u0 T$ }12-514 Protection on joists and rafters. k# G! k/ k: g# t2 }! q6 n5 q
12-516 Protection for Cable in Concealed Installations (Appendix G)3 |) ^; V! Q$ Q! R( l2 z8 f
12-522 Where Outlet Boxes Are Not Required4 p. ~4 m- V" }; M6 Q8 Q, u
Armoured Cable
" E. H' P; a/ i6 }, @1 e' m5 A V12-602 Use (Appendix B)
4 j! E! [. D# ]. A8 P12-604 Protection for Armoured Cables in Lanes! s4 r9 T- m [9 K0 \
12-606 Use of Thermoplastic Covered Armoured Cable8 P3 ~+ z* a: h1 J
12-608 Continuity of Armoured Cable7 ~5 S; u# C0 R- f) d
12-610 Terminating Armoured Cable" ]! o X9 \9 H8 X
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
; \5 J6 Z& H4 i! r- P12-614 Radii of Bends in Armoured Cables& q% A: e$ v1 P
12-616 Concealed Armoured Cable Installation1 C" s1 x$ _8 O; G" w$ X
12-618 Running of Cable between Boxes, Etc) M: s7 ~$ K- d1 r4 o$ C1 h
Mineral-Insulated and Aluminum-Sheathed Cable* M+ ?6 F' [, }. y5 y
12-702 Use
6 z& ~* v( x/ e9 p2 S2 l$ {12-704 Use When Embedded
2 R" s" s! P( o; N12-706 Method of Supporting. k) U3 |; U+ O; p% a
12-708 Direct Earth Burial2 V. q# ~: p2 T: y& n
12-710 Mechanical Protection
0 \$ ?( o) B7 R) E7 G; r12-712 Radii of Bends8 b1 e q2 ] H o' y
12-714 Termination of Mineral-Insulated Cable (Appendix B)
0 z. E" M4 Q$ ]12-716 Connection to Other Forms of Wiring& g: E; e5 `, M& t
Flat Conductor Cable Type FCC7 S3 {" p; |& E: ~! c
12-804 Use Permitted9 t% z* U. x+ o' o( K" D7 I
12-806 Use Prohibited
& _$ i0 O: o# R% F12-818 Anchoring" X+ ^" N, a, R+ {
12-820 Crossings
7 |; D a: P8 H. R GRaceways - General; W q) G+ |" Q( _
12-904 Conductors in Raceways' e$ Q7 P0 G! b9 J+ J& P
12-906 Protection of Conductors at Ends of Raceways
$ Y/ v( D" e; w: B12-908 Inserting Conductors in Raceways
8 H4 X5 h& b# a! N& [12-910 Joints or Splices Within Raceways
4 Y! f' Y3 Y$ h12-912 Stranding of Conductors
b5 N( W4 E) t! V) k12-914 Electrical Continuity of Raceways
4 ?* N( l2 Z |7 a; D) _1 D12-922 Radii of Bends in Raceways
+ V. z0 i' z7 z' J4 n5 S0 IN 12-922 Radii of Bends in Raceways Table 74 ^# b U, V# V2 o1 m; x
12-932 Protection for Raceways in Lanes0 P! S, G1 I5 Q1 \, }! Y
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B). y: k) ~3 z d2 P. r
12-938 Capping of Unused Raceways% F2 z: o0 W: p* t C2 i' X8 `; n2 d
12-940 Maximum Number of Bends in Raceways
( T3 s2 t# }: r' QRigid and Flexible Metal Conduit1 [: u7 _# t8 ^% C( Y5 X+ @
12-1002 Use
7 }' j# U5 F& V) T4 @" `0 Y. N12-1004 Minimum Size of Conduits1 U: W |1 m% `* `7 u8 O3 |
12-1006 Conduit Threads (Appendix B)& W, j5 L3 Y4 |" ^ v
12-1008 Thread Engagement
5 c8 B* h' j$ @& O12-1010 Maximum Spacing of Conduit Supports5 B. m$ c$ {/ H) W. ?
12-1012 Expansion and Contraction of Conduits (Appendix B)' |' e9 J. d3 ]' B4 B! L
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
0 D5 u) n3 H9 W+ O ^2 tRigid PVC Conduit and Rigid HFT Conduit- N w" c- k5 a+ o* P; L
12-1100 Use/ w9 P6 p0 G$ Q! _
12-1102 Restrictions on Use" f) f9 `5 o% T! L3 v( a' e
12-1104 Temperature Limitations (Appendix B)5 A% I! R% i, ^+ N
12-1108 Field Bends (Appendix B), (2)0 @* W! J! M: X5 K$ h' c. _
12-1110 Support of Luminaires
4 g1 v; z7 ?* S! U12-1112 Fittings( U( @0 ]6 i! `* J" I
12-1114 Maximum Spacing of Conduit Supports
7 d( z. M! v& |0 ?12-1116 Support of Equipment3 U5 ~5 @: T2 E# \7 V) n
12-1118 Expansion Joints (Appendix B example)! U# t* L) ]8 u5 v
Rigid RTRC Conduit4 s" n& k8 i( T( H1 N* M
12-1210 Temperature Limitations
) u, l. z' e- T# r- V& y& n* I$ h' \7 @12-1214 Expansion Joints (Appendix B)
" _5 x- I* P1 o- ]( nLiquid-Tight Flexible Conduit9 F+ @3 ~8 ~5 T9 \7 t7 }
12-1302 Use of Liquid-Tight Flexible Conduit
3 ~3 f9 N! y& S3 G' x' h Z12-1304 Maximum Number of Conductors
2 {- R9 c+ |5 z4 u: V3 j12-1306 Provisions for Bonding& M+ h! U$ ?8 t, y# n0 m
Electrical Metallic Tubing/ T3 Z T* J; b
12-1402 Use
4 L# c9 d7 I$ Q% m; H12-1404 Supports4 v1 M- ^8 z7 U3 Y- ]" F7 r
12-1406 Minimum Tubing Size
" T- B1 u6 q8 \9 ]. ^$ B12-1408 Maximum Number of Conductors
. G8 p# c @" L0 D" y! Y1 x+ t12-1410 Connections and Couplings
0 a. ^- L2 `9 e: p12-1412 Radii of Bends in Tubing
w, M K0 \) H, K4 ^. K, i; PN Table 7) v8 ^7 G! t, u3 S, K, r1 S
Electrical Nonmetallic Tubing
$ ?+ [' ?2 f, A) T# y7 q) h0 w' [12-1516 Provision for Bonding Continuity- u! Q! A9 B; x$ [9 ^3 F0 s) X4 Q
N 12-15146 A) e7 m( }: S" g8 |
Surface Raceways3 z; q0 D& W+ p" ^. Q
12-1602 Use of Surface Raceway (Appendix B)+ \9 Z! Z/ ^) X0 N9 Y M) G
12-1604 Temperature Limitations1 r4 I; L- E" T
12-1606 Conductors in Surface Raceways (Appendix B)3 m( y. D; P/ ]
12-1608 Maximum Voltage
- p1 S: O0 a% @3 y5 Y/ s; H/ S12-1610 Joints and splices
! _2 S7 d6 |# r9 J2 a8 |9 {9 w! ^Underfloor Raceways5 H7 D+ B. h* D* G. N/ l& ~! [
12-1712 Discontinued Outlets in Underfloor Raceways) l2 g& p6 b9 d( a; E) E
Cellular Floors% A8 C G. u( j# T; z
12-1804 Maximum Conductor Size in Cellular Floor. |* b3 H0 C" y; t' _; p
12-1820 Cellular floor discontinued outlets; @6 E, D/ c% n4 Y- V3 f, n* e
Auxiliary Gutters
% a$ I/ F, S8 S7 l12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
( T) _9 `4 j# M! h12-1902 Auxiliary Gutter Supports
) a/ N) N! m& S' j5 ]12-1904 Auxiliary Gutter Cross-Sectional Area( h$ Z* D% U3 N$ j1 X% c
Busways and Splitters! a! E( } \1 y$ B& c" Z
12-2004 AC Circuits in Busways and Splitters. \, |/ G' E5 C/ I4 {8 }. ?) m/ ^& |
12-2006 Busway and Splitter Supports
3 w$ b: i B$ k0 s" h- |1 e12-2008 Method of Installation of Busways
4 `" f" m; |( ?12-2012 Reduction in Size of Busways
, a+ a9 x! r3 z12-2014 Length of Busways Used as Branch Circuits
; Z% [5 k) W& q- Z, L5 y12-2018 Taps in Splitters
9 C; U8 B3 g5 m6 u/ r% J oWireways, u0 U3 R5 R# e) V) S
12-2104 Conductors in Wireways
% y/ n0 U5 g4 w# K# o" b12-2106 Taps and Splices in Wireways
4 w+ L1 \5 W3 R4 ^0 F5 N Cable Trays
( o W8 ?$ R- }! |5 b& O; P) n( }12-2200 Method of Installation (Appendix B)
5 M/ Y1 t; O" h& a7 V12-2204 Joints and Splices Within Cable Trays
. p8 ^& S9 Z) e12-2208 Provisions for Bonding
/ T9 H' ]* z( p/ g12-2210 Ampacities of Conductors in Cable Trays
) J( p3 c* v1 N4 c9 w! U; n UInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings
" z6 ?; q7 Z5 L* T12-3000 Maximum Number of Outlets Per Circuit' r' W$ w/ C8 t4 x
N 8-304( {) v1 |' ~0 X# g" u, G
12-3002 Outlet Boxes (Appendix B)
7 z. R, L# a: D# fN 12-3000
B/ V5 @9 ^& T/ z; i3 c4 K12-3004 Outlet Box Covers: ~# f. W. B; V+ l" O' }7 S
N 12-3002/ ^' s8 G9 V" r! Y
12-3010 Boxes in Concrete Construction
e( [+ g9 `* D* S/ JN 12-3008
# M/ x3 m" K' R E12-3012 Outlet Box Supports
" I+ j+ [7 `" n( h( E5 kN 12-3010
( I( h( G: Q) \0 Y12-3016 Accessibility of Junction Boxes; z% N- a9 M0 F1 }0 G: q$ n
N 12-30149 l: {1 o& D& n
12-3018 Flush Boxes, cabinets, and Fittings* m* t2 p4 r9 v' V, b
N 12-3016) n/ P% p/ X' O& N7 f% ^" s
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
+ c# j! W8 T1 t" @; jN 12-3022
* ^. s8 J j! m+ | q5 r7 K12-3036 Maximum Number of conductors in a Box - Table 23
4 d6 q3 h0 O( y5 XN 12-30346 o. _6 q- \, d: R# k u1 x
12-3038 Pull Box or Junction box Sizes! {! a3 M0 k/ [' H7 r
N 12-3036
# V3 W% q$ F3 }$ Y
$ }8 Z3 Z* x! C5 d; k2 e+ xSection 14 Protection and Control
7 `0 p D0 x9 v- X- m5 c/ M2 u# UGeneral Requirement1 N r" z0 r, y: A
14-010 Protective and Control Devices Required5 k. {* H1 C6 P$ n
14-016 Connection of Devices) u, F- A6 O4 j! k9 Y
Protective Devices – General% Q! u; D9 e2 ^& @2 _0 b* b7 B
14-100 Overcurrent Devices Required( e2 u' s. g% l. u
14-102 Ground Fault Protection (Appendix B)
D4 Z2 e& i8 S& Q2 o0 s14-104 Rating of Overcurrent Devices (Appendix B) Table 13
% y. C& e7 r/ ^" y7 U0 ?4 h, ~+ M" k14-112 Overcurrent Devices in Parallel/ k5 M8 G' }$ N0 c5 A
Fuses0 k- U: A% K/ X9 m5 b
14-200 Time-Delay and Low-Melting Point Fuses( i0 w! ]' i$ x3 _4 |
14-202 Use of Plug Fuses
! M& B- Z* B; {" ?14-208 Rating of Fuses' c- `7 w( U! x1 A" q
14-212 Use of Fuses (Appendix B)/ g- F* r. L( N! K
Circuit Breakers t' O+ [4 @, O& }, X
14-300 Circuit Breakers, General
8 ~+ B$ m4 x# [) } x' G9 w14-306 Tripping Elements for Circuit Breakers
w! y; t5 s* x, k- Y$ l14-308 Battery Control Power for Circuit Breakers
- R3 Q1 k6 \6 X* g0 N0 eControl Devices - General
$ ?% L& ^, y9 P14-402 Disconnecting Means Required for Fused Circuits
n3 v/ G7 U4 oControl Devices - Switches
& m# t6 G) I3 e/ h( ]' c0 l14-502 Mounting of knife Switches" L# F- b' u! V, B0 Z, m
14-504 Maximum Rating of Switches
4 }! A7 I* s1 r" i/ O) }14-508 Rating of General-Use AC/DC Switches (Appendix B); o4 U$ J% {8 ]: b! `8 v
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
9 {5 g$ ?! i' `- f5 rSolid State Devices1 h9 e# b* _; C; h
14-700 Restriction of Use0 m( x/ r, K2 f7 {( l4 p
14-702 Disconnecting Means Required; H: U; C& m: y$ o5 R) [0 a9 {9 l
/ `4 \5 B0 C& A7 F* BSection 16 Class 1 and Class 2 Circuits
$ L, n4 i- ]* m, J# k- g5 JGeneral
5 K4 `# n$ U4 j7 S/ C- y+ t, F7 i16-004 Class 1 Extra-Low-Voltage Power Circuits
2 G0 }: S& d* j9 e6 _. k+ [16-006 Class 2 Low-Energy Power Circuits) r, H& V2 _' T9 {) [( k
16-012 Circuits in Communication Cables" g) o* b4 `$ X1 d
Class 1 Circuits. k+ L7 T! S" z) q, ^
16-100 Limitation of Class 1 Circuits* f/ f% D! x5 w5 q& r1 X2 ]/ ^
16-104 Overcurrent Protection of Class 1 Circuits
+ k: X5 q: n0 u7 L3 V2 I! Y- x; Z16-106 Location of Overcurrent Devices in Class 1 Circuits
8 b" i/ k1 _! l' \% t# N16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers8 D" @- m- z2 @: W
16-110 Conductor Material and Sizes
8 p+ @ i3 s+ ~* u0 n16-112 Insulated Conductors for Class 1 Wiring5 m& _% c4 ~, q/ a) O
Class 2 Circuits
3 c% D1 ?" Q* Z% n) I16-200 Limitations of Class 2 Circuits (Appendix B)6 T x& ^! D# U0 x8 c" y
16-204 Marking
( P4 n+ [ c& I7 t! V( R16-206 Overcurrent Protection for Class 2 Circuits
e0 Q/ `5 Y3 b% {% H; v: \16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
" y3 o) r& p5 IELC: extra-low-voltage cable
1 _0 h' _: j0 k16-212 Separation of Class 2 Circuit Conductors from Other Circuits5 ^7 I& U" D/ l2 d+ o" [& y/ n% U5 j) S
: s# W4 t4 h- N KSection 18 Hazardous Locations* ^$ e& [+ W- B2 a5 Y
Scope and Introduction
# r9 d, P- h. v! j% f18-004 Classification, @/ i! U8 U/ i# M6 L
18-006 Division of Class I Locations (Appendices B and J)
* k: Y# ^4 J- }7 p3 w8 b18-008 Division of Class II Locations (Appendix B)* s4 l/ k/ {( k% i
18-010 Division of Class III Locations (Appendix B)1 b3 Z3 S- u6 K9 G3 K# k& J* W# g
General
- {5 G5 x$ D8 \; s4 W' [18-062 Metal-Covered Cable (Appendix B)
/ a( T/ X/ {5 Z$ _2 v1 Z* ]+ g N! a7 JInstallations in Class 1, Zone 1 Location1 b" R) V$ n. z3 O: }. e, t" q
18-108 Sealing, Class I, Zone I (Appendix B)
+ |8 Y' f' r9 i3 K
) m' o$ p! q* W8 d; X/ f' f$ c+ TSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars) [3 e6 u) ^" ^
Gasoline Dispensing and Service Stations
( t- m' V+ G6 O' a" R20-002 General
; }3 v7 y, i: {6 D20-004 Hazardous Area (Appendix B): p; N; ^1 W; j8 N- m
Propane Dispensing, Container Filling, and Storage) ~2 x, K. D0 P+ }# A
20-034 Hazardous Areas - Table 63& M6 d' v. i( m0 H$ [: D+ ]5 ]
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities* G9 s. ~$ v, b
20-062 Hazardous Areas
& T& g: L/ z- e/ \* Z# y s( X( z; dCommercial Garages – Repairs and Storage
1 _ O8 y7 W8 y20-100 Scope1 V5 c6 ~8 D& ?& \" g# e! ^1 g
20-102 Hazardous Areas (1) , j6 H: Z+ O( N# `- q
' S0 K! O, F, Q% F1 `" r: k0 H1 R
Section 24 Patient Care Areas! E) C: s; v" h+ v6 J" f
24-000 Scope (Appendix B)
/ y( C+ I' Y, N3 G4 p24-002 Special Terminology (Appendix B)& Q; o$ t2 H2 H3 d
Patient care area9 N# Z% h3 W3 D; a$ o* V
Patient Care Areas
+ X+ c. ]6 |: @+ B24-106 Receptacles in Basic Care Areas (Appendix B)3 }# W9 @5 h; O. I [$ F
Isolated Systems7 |. K! ~ j# {1 |) u9 ~- c
24-204 Single-Phase Isolated Circuits (Appendix B)
! Q( e- g5 M& F24-206
: f q1 u. A8 E6 B1 v2 m& E4 i8 x) b" S" ?
Section 26 Installation of Electrical Equipment% Z/ p' R- e# e: B2 T
General& V/ |- Q* ^8 f
26-004 Equipment Over Combustible Surfaces (Appendix B)
/ k; \3 [. n- l8 [4 p w+ Y6 {" n& |26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
, J) f' R, |! Q* M0 l, b" R Isolating Switches. N# g6 @& R7 o& R3 z
26-100 Location of Isolating Switches
- G* h2 U" n7 x3 }& z% d0 n C* d2 WCapacitors
% k: z/ D% d: E8 g$ b- x, Q26-204 Guarding of Capacitors& s3 p6 j( r* \- E6 q6 Y- k; Q
26-206 Grounding of Capacitors6 X( e2 R& a- G u
26-208 Conductor Size for Capacitors) f$ F9 e# F! @
26-210 Overcurrent Protection (Appendix B)4 c# J0 E0 _! O" _; w9 j% O
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
; x( b# ^3 k; _# m26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits7 G! e1 P: [0 W' ?# ?
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
& I1 [: t$ v7 W$ X% `# p26-218 Special Provisions for Motor Circuit Capacitors* b6 _+ F1 P0 M( v
26-222 Drainage of Stored Charge of Capacitors8 J; X7 q- e/ t$ Z. V) A: k
Transformers
i$ `+ B2 [. F7 }26-240 Transformers, General2 V5 r5 M1 e& a$ z' f9 [7 C5 v
26-242 Outdoor Transformer Installations
$ n! X, d8 P+ c) X26-244 Transformers, Mounted on Roofs (Appendix B)" r9 A& }' T+ J1 f5 T4 N
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
: ^1 w8 Y! B$ Z9 @" B26-248 Dry-Core, Open-Ventilated Type Transformers
" Y$ V7 R$ Q- p1 M26-250 Disconnecting Means for Transformers6 r/ Z+ B, w2 R! A& [0 E
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
1 X/ Y* |: o- @; l M! v1 V a3 S3 j26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers& o) b& A3 W- V6 ^* l/ u
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)7 w4 ]7 }' J; M4 h: u, |% W
26-258 Conductor Size for Transformers+ r7 b9 d4 e% d( |# z2 q
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)- m! c( t X% G5 b5 n
26-262 Marking of Transformers
F- H8 p; M7 Q1 S h) d( i! d4 H26-264 Auto-Transformers1 r6 t& {4 R4 o( V
Fences+ c& n( ?& k6 Y( H" p3 V, i
26-302 Clearance of Equipment - Table 33+ j& t4 c9 z% L9 Q
Panelboards% O* i; \1 L% B+ s5 k+ p
26-400 Panelboards in Dwelling Units (Appendix B)
1 o0 ]6 ?, U. `26-402 Location of Panelboards (Appendix G): V5 J8 m! W7 i* |! X1 O& P0 ?# K
Lightning Arresters4 E* m7 E; i$ |2 Z' p" J; }
26-508 Connection of Lightning Arresters: k) Z- y- C) C( G
Storage Batteries5 A, T6 P/ N8 g/ p/ |7 ?& b7 o
26-542 Special Terminology
; b( a4 \0 j# A* C2 C g26-550 Battery Installation( Z1 M1 ?5 n) M9 B7 b
26-552 Wiring to Batteries
1 Q _ [, [! g J+ LArc Lamps
1 m9 U4 b) C( a2 o26-600 Location of Arc Lamps1 g6 z S$ I% S4 A4 ?$ \
26-602 Conductors to Arc Lamps
+ r! t% B# b; v26-608 Globes and Spark Arresters
9 V9 L* @. u0 Y' v5 C0 L! jReceptacles% c9 P8 H _, e4 Z
26-700 General (Appendix B)5 H |% U5 V) a) D/ q: Q
26-702 Receptacles Exposed to the Weather
f( I! }+ W: D9 }7 y# N" oReceptacles in Residential Occupancies3 q2 u. M$ k3 x& V
26-710 General (Appendices B and G)" z) `5 t' o" q+ u6 I/ i; ~
26-712 Receptacles in Dwelling Units (Appendices B and G)" e; H! G3 Z5 L- m, c9 [
26-714 Receptacles in Single Dwellings (Appendices B and G)* D/ n' a7 {: a; z) K
Branch Circuits in Residential Occupancies
* f/ @: @! C( T! y9 C! }! l0 T26-720 General
- ^9 \, A) ~+ P. {, T) q% I3 P26-722 Branch Circuits in Dwelling Units* D6 N2 a9 |/ n8 r" l: W9 D
26-724 Branch Circuits in Single Dwellings
: x' r; o$ @/ V9 K4 f1 H/ E7 I' t26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
2 i: M @) A+ fN 26-720 (F)5 D2 b: ^* \0 F1 q
Electric Heating and Cooking Appliances8 h" e9 H; n2 M( u) W
26-744 Supply connections for Appliances
# z9 n/ q# F5 Q$ e, H26-750 Installation of Storage-Tank Water Heaters
L( e6 t7 M- M2 S- |; g26-752 Infrared Drying Lamps" P. Z3 i: l' g2 T8 t4 m
( ~; k @/ |; S2 ] }
Section 28 Motors and Generators) o& z8 o6 d) {1 ]; w7 ~4 E
General
w# A' k" t, T# [8 G" j2 Z/ g, x28-010 Special Terminology! M: [' J3 _6 Z) }
Hermetic refrigerant motor compressor5 S- N2 q' B+ A, ?9 v$ `
Locked rotor current rating
! |5 F& ~ `# p. H+ E4 ^9 X! |" VService Factor
/ h$ \1 D* i, LTable 44; Table 45; Table-D2/ ]+ Z" ] \! o9 d, T
Wiring Methods and Conductors
2 x% R# a( n6 j o: f. c28-102 Portable Motors
" p3 @& L" I% x' `) R4 p28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
& z6 V {/ F {* Y. l& Q; a28-106 Conductors, Individual Motors
' X: B6 j+ z' W28-108 Conductors, Two or More Motors
1 n: W& k) h6 ]9 p3 K28-110 Feeder Conductors
. }4 i- @, P7 O# Y* e8 c28-112 Secondary Conductors
- }! u8 q# m2 K: v+ DOvercurrent Protection
- a3 f) `& X* |" [" b28-200 Branch Circuit Overcurrent Protection8 |( C& M- U" B- ?+ Z- U0 {6 b" H
28-204 Feeder Overcurrent Protection; k: r4 ?) ~7 a5 P1 T* C
28-206 Grouping of Motors on a Single Branch Circuit+ G- G: c6 [8 P4 y5 w: j
28-210 Instantaneous-Trip Circuit Breakers (Appendix B). Z+ J. e1 x3 D7 @) Y9 h5 r+ a& R
Overload and Overheating Protection
: G! U3 P0 } t4 y9 H1 ]/ d( F, j28-302 Types of Overload Protection
0 J1 M$ {$ f2 v4 L$ H28-304 Number and Location of Overload Devices (Appendix B) Table 25
" `+ \0 j2 z, w: E5 D" j2 B8 \( A2 f28-306 Rating or Trip Selection of Overload Devices (Appendix B): I" ~# J; S3 `
28-308 Overload Protection Not Required% u/ D% d' m' V! q- Q# S
Undervoltage Protection
9 F% q8 U$ @& Y0 }6 _28-400 Undervoltage Protection Required for Motors (Appendix B)
8 H0 w. k( y0 Z6 w- V- JControl
: ^$ B+ ^' p4 Z5 H% l+ p28-500 Control Required
5 f1 W% C9 I5 p; A28-502 Control Location
4 ?2 L _& v2 M1 p0 X28-504 Starters Having Different Starting and Running Position
3 u8 V- j" X2 ] e! O3 X0 i28-506 Grounded Control Circuit
" V$ M( X/ X! sDisconnecting Means
% e! b/ { V" v& A3 w28-600 Disconnecting Means Required
7 k4 _2 p" t) p/ B' T3 T28-602 Types and Ratings of disconnecting Means (Appendix B)
1 ^* n7 a3 j4 y8 l# H* n/ L" H3 z28-604 Location of Disconnecting Means
* }% w! f5 E1 [) ~ Hermetic Refrigerant Motor-Compressors; M+ b9 b; [9 _: X! R9 T
28-706 Conductor Ampacity
$ Y$ o6 N3 w$ t4 J; T28-708 Overcurrent Protection
, `) x( X+ x2 e- c# J3 q$ V8 q28-714 Disconnecting Means
F2 T& `. u4 p2 y- l2 ~/ s& Q# aProtection and Control of Generators8 m4 C/ \5 e% x F7 @7 E2 e
28-900 Disconnecting Means Required for Generators
% L6 ] s/ x2 M V7 X: }3 M* A" M28-902 Protection of Constant-Voltage Generators- {; y0 q9 B8 r/ j- {* D. G& m
28-904 Generator Not Driven by Electricity
2 u1 E7 V8 m! m9 p. Z/ z% I* }28-906 Balancer sets
$ M& s8 X4 c( a! D28-908 Three-Wire Direct-Current Generators9 L, o' D$ I* a; o. p: X. `
# f6 f, a4 `. LSection 30 Installation of Lighting Equipment" I6 f& L$ @5 k8 q }
30-002 Special Terminology (Appendix B)7 U" c u! x, |, c" u4 y. f
General
2 g7 u& W9 R$ S# o& h6 x; k |30-102 Voltage
$ r/ H% i4 P) ^- o+ _4 \2 r* R30-104 Protection (Appendix B)
2 L9 ~) H9 W v$ _/ U) X30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
+ E3 R1 C! T. m8 u30-108 Polarization of Luminaires
4 N$ w+ S9 g( X, l& x- g30-110 Bonding of Lighting Equipment
. s* X+ a# O' e. [" _: e/ ?. N6 jLocation of Lighting Equipment$ H; P8 ?) B6 l# H
30-200 Near or Over Combustible Material
# m: z2 O. k: o6 m5 V30-202 In Show Windows
, e$ v# n" d( [- ?7 Q8 M30-204 In Clothes Closets
6 A/ U5 R! k6 QInstallation of Lighting Equipment" w* D/ j. s3 }' ~
30-302 Support4 _+ x# X; o, ^" g! f+ W- B! a
30-304 Outlet Boxes to be Covered( g9 {. ]5 L; ]9 ^2 o
30-308 Circuit Connections
' x" ?8 w `5 e6 {% u30-310 Luminaire as a Raceway& N4 P4 B5 U. v( Q/ x# ~7 O
30-314 Minimum Height of Low Luminaires
# @, @# X; I! t30-316 Luminaires Exposed to Flying Objects7 c/ a& }1 p' r* f c4 m) Z( S
30-320 Luminaires in Damp or Wet Locations
& b. C% |0 F' sN 30-318
" p n& \ t4 n3 } WWiring of Lighting Equipment
5 r S0 O7 T& a( j3 d! c8 I30-400 Wiring of Luminaires0 q6 t4 Z) C2 Z1 O
30-402 Colour Coding+ B* }' e& r6 s( G: l
30-404 Conductor Insulation
( j# Q9 P" X+ _0 q1 X3 q8 W30-406 Conductors on Movable Parts! J9 l$ I ~# [& ^
30-408 Wiring of Ceiling Outlet Boxes
0 N! M: G: h6 O5 |% H9 j30-410 Wiring of Show Window Luminaires, H7 ]! |; \$ L# s
30-412 Tap Connection Conductors
x8 V7 c) [0 M r- v$ f0 q& BLuminaires in buildings of Residential Occupancy
+ n) j2 r7 m a& a: A# S3 s1 j0 h30-500 Lighting Equipment at Entrances (Appendix G), a, q6 K( X# V \% u8 y
30-502 Luminaires in Dwelling Units (Appendix G)
1 c- _0 E& S# _3 n* x% i30-504 Stairways (Appendix G)4 y5 a1 a8 n: k F0 D3 y
30-506 Basements (Appendix G)
% v7 C3 v* @: t. M N2 ]30-508 Storage Rooms (Appendix G)0 ]- Z% ~7 H# E3 F9 _
30-510 Garages and Carports (Appendix G)& K3 p+ E6 P" p' k- O5 H
Lampholders( T9 h, l5 }# R/ x7 K( e3 o1 }4 Q
30-600 Lampholder rating with Incandescent Lamps
4 K. a+ q/ r* J! n0 HN CANCEL
2 ^3 M. R8 l5 c1 F) O8 d, C( h30-602 Connections to Lampholders! w3 V! f. Q. j2 c
N 30-600
: r. y( N8 a; p; u30-604 Switched Lampholders Used on Unidentified Circuits. [, o- K9 m# M0 h& l; b$ ?
N 30-602" G3 I5 _# H: m8 I
30-606 Switched Lampholders with Pull-Type Mechanisms3 k4 y4 S/ ~; A( j0 g$ N, U
N 30-604
x: I8 O" F3 X/ i& V30-610 Pendant Lampholders$ M! s# t* P5 f$ \
N 30-608
5 E* B0 l( I2 D6 jElectric-Discharge Lighting Systems Operating at 1000V or Less5 V2 u2 t' t) w, R8 J
30-710 Control (Appendix B)- M! w) o9 s+ T' l# @/ n' h) R; f
30-712 Branch Circuit Capacity
* ^7 z/ Z. a5 I. t& OElectric-Discharge Lighting Systems Operating at More Than 1000V9 b9 c' P% w( C8 Z% D5 ~
30-802 Voltages, Dwelling Units: b! ^: x, U* b) i! _$ ?
30-804 control (Appendix B)5 H5 }. w1 v6 E( a' ^/ D% [+ e
Recessed Luminaires (Appendix G)8 O. C7 P6 |+ `, T" W, l
30-902 Spacings for Non-IC Type Luminaires0 p% x! I1 U/ s S+ t
30-910 Wiring of Recessed Luminaires (Appendix B)
0 `6 d1 D' a [- ZExposed Wiring for Permanent Outdoor Lighting
`( x! x+ y% z30-1120 Branch Circuit Loading and Protection, M5 Z$ P( K- N( `9 ^+ j
Extra-Low-Voltage Lighting Systems
! ^4 W: d* v5 G30-1202 Sources of Supply3 l% R5 K C L. O1 v; r& F2 I9 i
2 k3 h) Q1 t/ ?+ g; u, cSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)4 P! m( L! D: h9 u
Fire Alarm Systems ` \' m& \# G {& w- t
32-100 Conductors. A I: y6 m7 L% P6 j! t
32-102 Wiring Method
# K' c; [7 I. x# q; `32-104 Equipment Bonding% A$ a4 u% ] H. h- Q- H% h
32-106 Electrical Supervision' }5 _! y5 v6 B& V+ _% Q9 Y2 ?3 x
32-108 Current Supply1 d5 e2 A5 W0 D0 z' v
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
, }* e/ q7 d# d! n6 Y, |Fire Pumps9 v, P/ j8 Q: O- _! E' S
32-208 Overcurrent Protection (Appendix B)
1 g0 |" `6 ]1 l5 zN 32-206* [: c/ j6 r7 V. W2 [1 x, y$ X
32-210 Overload and Overheating Protection (Appendix B)
$ N1 b% e' y h2 q32-212 Ground Fault Circuit Interrupter (Appendix B)# u" K: N1 M- P3 T) J; d; v
/ c$ d# v# Y S0 ~9 ~Section 36 High-Voltage Installations
% u7 s# K. |# A2 GGeneral; g" W. I3 M7 Z4 N7 k4 n+ g1 e
36-000 Scope (Appendix B)
0 X7 u- X" c1 G$ q/ f, \36-006 Warning Notices
+ H9 y0 D# z" R) s- IWiring Methods$ L( K3 `4 ~- `+ W3 t; K2 q# B
36-102 Radii of Bends0 f1 ]& E( C9 R$ V% B; D
36-104 Shielding of thermoset insulated conductors
! C& V: A) h- r! U2 |36-108 Spacing of Exposed Conductors (1) table 30, table 31
6 F% x& l2 k, I0 q. g! }: [! L0 _36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
9 E1 d% l, m' [( fControl and Protective Equipment
* M k) }; u& z( _36-214 Disconnecting Means. c' c& P4 C9 U2 g% S
Grounding and Bonding4 P* m; e$ q9 |/ x# ~, n k
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
! m% I3 X- E2 c- O% F7 W36-302 Station Ground Electrode (Appendix B)
0 |( f3 D$ A2 \# @2 B2 Y36-304 Station Ground Resistance (Appendix B)
: V/ t" K# A& L36-308 Connections to the Station Ground Electrode (Appendix B)8 N a8 D) A2 w# O8 B) m( v
36-310 Gang-Operated Switch Handle Grounds9 Q/ M3 A5 n5 A/ `) i6 `0 U
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
9 F/ A9 p; V$ a+ M
7 |- ~" i2 N& p0 K: PSection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment* u& f2 G' u7 {# H6 s; o1 j" }
38-002 Special Terminology (Appendix B)6 u8 i, c0 f L6 a% L @
38-003 Voltage Limitations (Appendix B)
. v G+ u0 q4 ^4 m" h0 P% b: {2 k38-004 Live Parts Enclosed
8 C7 T& x7 F8 T; J38-005 Working Clearances
0 \+ a9 l7 L& b5 F38-011 Insulation and Types of Conductors. ]# {7 Z4 U" P& v! G- D6 U* }
38-012 Minimum Size of Conductors* u) y% M P! [% k
6 o6 s9 o$ P8 e+ C* ~% _" w' ^& o
Section 40 Electric Cranes and Hoists0 o5 |/ [1 |7 L5 E2 |
40-008 Disconnecting Means
* A% d t' i$ Y$ `1 c4 H y. H40-010 Main Contact Conductors& b! ~+ A* J/ Z8 F2 s; W
8 [' ~: U7 A5 Z4 Q3 MSection 42 Electric Welders
, b4 J+ }/ h7 Y- ^2 UTransformer Arc Welders; U$ W! y( m- H6 w+ X
42-006 Supply Conductors
+ w1 P. r1 U" e" G9 T* u! {3 g$ K# O$ _. Z
Section 44: Theatre Installations6 x; c0 z) e' ^" J7 a( z! K
General) m! B6 A, f) S9 [9 [0 e, y2 W
44-104 Number of Conductors in Raceways
7 E/ G$ @ Q0 u; t2 m4 \; T' _3 Z44-106 Aisle Lights in Moving Picture Theatres. p# j5 W8 |% V& a. K
Fixed Stage Switchboards
+ [0 k' {, D/ Z; r' i44-210 Overcurrent Protection
3 F- A% _# E0 k: y1 PFixed Stage Equipment
; W" b9 t, Q. E l4 X, ]4 |44-324 Receptacles in Gallery Pockets- H5 b2 @# T1 P4 I0 x8 a7 d1 w* ?
44-326 Receptacles and Plugs/ o/ B- I) F! N
& B8 |5 K; [2 d; `7 Q, w; ?Section 46 Emergency Systems, Unit Equipment, and Exit Signs
0 F/ C G5 \3 YGeneral2 E: B& _. V3 g. q
46-102 Instructions, w+ M: `: G7 J# D' s
46-108 Method of Wiring (Appendices B and G)9 B4 l4 J+ P- a! ^, k) u
Emergency Systems: c/ `7 D* f7 T8 g9 m
46-202 Supply (Appendix G)
! ]9 }* x; |0 r& a- x46-204 Control' j9 R& B V& ?3 \+ k7 _+ X
46-206 Overcurrent Protection
- I& f; R n# A5 P46-210 Remote Lamps
3 X0 H/ n# \/ V4 F9 Q9 g. SUnit Equipment
! x1 _2 m. }# m* @) y+ g46-304 Supply Connections
" Q V, w6 K/ i" V) Z46-306 Remote Lamps (Appendix B)
- h' {& S4 B; e( K: T7 ]5 I+ J& GExit Signs7 h8 a/ g: c& T5 t2 {
46-400 Exit Signs (Appendix B and G)0 T# a N& j. j' u; ~- _
. r9 M/ _% L- z# \8 U$ }
Section 54 Community Antenna Distribution and Radio and Television Installations
8 s3 W: R6 l( P- c' D' P* c54-000 Scope$ ?' B G/ y( W5 X& n8 W3 ?3 P% ^$ ^
54-004 Community Antenna Distribution (Appendix B)
) r9 t% G5 l* ]3 C% @Community Antenna distribution
2 j% w# s% c" E- E54-100 Conductors2 U) ^. w4 X) v! i+ f
54-102 Voltage and Current Limitations (Appendix B)
0 k' p- v+ g4 @# {6 b7 jProtection, L) a) B3 n g2 D! I
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
* e" y" L! |6 K' _# A0 gGrounding; F+ a/ N X( m" c
54-300 Grounding Conductor2 u: l' i% b& _* }1 L; k. g& y
Conductors Within Buildings- a1 y$ `' g* j+ V* x7 a d' R
54-400 Separation from Other Conductors( W2 u$ S; \: a( Z
Equipment5 I2 S$ E6 M6 t& T
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
3 W6 M9 F; m1 `( Z54-502 Exposed Equipment and Terminations6 P! Z8 [) T2 u4 _' O. @
5 g1 a V3 {3 d$ }" G; m: n, R% b
Section 56 Optical Fiber Cables
5 D, {/ k+ `6 ^; `& D6 w1 K" J6 xGeneral
% _0 X( S. e7 c# M/ f8 e: P7 b56-100 Special Terminology
: W3 r0 q* |8 w* x/ R& i56-102 Types
7 w5 ^8 X% H7 ?Installation Methods
- }, E. I: _5 _, _56-200 Nonconductive Optical Fiber Cables (Appendix B)
5 r$ @0 }3 S) C) b) r8 Z56-202 Conductive Optical Fiber Cables (Appendix B)! A: d5 v& g7 k. h
56-204 Hybrid Cables
2 z4 I# h8 O6 Y0 [3 J" \56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
: I6 z/ B! L( ~* @- }& b; B3 A$ ?& v" |
Section 60 Electrical Communication Systems5 z0 v& u: U+ x6 J) U; s) F
General) n! |3 L4 R B6 H( v8 R1 I
60-100 Special Terminology; S2 f1 Y. Q* l" S- w/ |
Protection
/ c' w3 t0 \3 l4 a: H- L60-202 Primary Protector Requirements
$ n1 B' F) C3 G0 `. ?) N5 Z) XInside Conductors& A/ U) V/ s6 O5 C! j
60-308 Separation from Other Conductors
. k& k; j4 m! c) g! `Equipment( u" ]4 h2 D1 S+ L- g6 A
60-404 Exposed Equipment and Terminations
1 y" \* w% j8 R; [; S2 OUnderground Circuits
; [! X, }/ A+ f# M60-600 Direct Buried Systems
- V) R# z0 w' r8 E5 z. u" I3 y3 P( I# J
Section 62 Fixed Electric Space and Surface Heating Systems- g8 t9 P7 G% G. w4 b
General
7 ]$ ~- k; h0 \0 z* e" A3 _62-102 Special Terminology8 c+ H g" Z0 c$ L t/ q! C) t
62-108 Branch Circuits2 F8 n; [5 R/ y- O' ^8 U
62-110 Installation of Fixtures
I" n) G) U8 \+ W8 i* f62-114 Overcurrent Protection and Grouping (Appendix B) (5)# m, \2 p% c, L. t- r4 n$ R$ H4 `
62-116 Demand Factors for Service Conductors and Feeders (2)4 j9 f t9 e* h9 D& T8 e* {( i( e# I
62-118 Temperature Control Devices" R3 j$ Z- z, m+ y4 K2 x5 b
62-122 Installation of Series Heating Cable Sets (4)(7)* z# ^; o1 x l' k, F. E. [
Electric Space Heating Systems
. `% Q+ ^& G# l2 _: q9 o! F0 A62-202 Temperature Control
+ v& T' w) X% r1 D" |62-206 Proximity of Other Wiring (Appendix B)
: j) m) }8 d x62-214 Installation of Heating Panels and Heating Panel Sets7 Y* R0 K w3 i6 F0 q( q
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
6 i- n% W5 a6 Y. j5 ^2 d. |% ?: _62-226 Installation of Under-Floor Covering Heating Panel Sets
2 v0 ]* l& I. j) k1 BElectric Surface Heating Systems
, Y( |& a. u; a; Z6 [62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
% j4 Q* |0 b$ W0 E" C5 x6 B/ N+ {2 f, b. ~/ Q& U4 m- v% V
Section 68 Pools, Tubs, and Spas
4 N1 c# R, G6 \3 K: MGeneral
! W+ i `8 i( T* e68-050 Special Terminology
: _) B9 O% t. |, n2 u" F/ Q9 ~/ U68-056 Underground Wiring - Table 61
1 P& z) f! ~" E" U- N. j" e& t68-058 Bonding to Ground (Appendix B)
+ z5 `8 \: |4 R2 v4 z68-060 Junction and Deck Boxes (Appendix B)
( D& q5 J7 P& q K: I R$ C68-064 Receptacles
0 C' g4 u& ` j8 v+ W c- f/ x" B68-066 Luminaires and Lighting Equipment
/ t& L" J1 O3 x2 [68-068 Ground Fault Circuit Interrupters (Appendix B)% \8 [$ N- t; S. y* }* X# Q
2 ?- B: R4 R5 i8 U& f+ y
Section 70 — Electrical requirements for factory-built relocatable structures and
7 X+ M( [4 Y* s) f) Tnon-relocatable structures
\0 V1 |1 o+ v% Z" E$ n* H# _70-130 Tests (see Appendix B)
& W# {5 e c! q) N2 c z0 ?9 Q0 u6 ?2 H z- a8 a4 z3 y
Section 76 Temporary Wiring (Appendix G)
9 C3 a1 g2 s( K0 ?8 G" s76-004 Grounding
9 k0 E6 d6 N& }6 u ]76-008 Service Entrance Equipment( Q9 o. V) V: \3 J7 `
N 76-006
( L( {4 f. X+ A76-014 Branch Circuits
9 [3 s% W# X! e5 ^6 Y0 X3 m5 K$ uN 76-0128 {+ A8 C& U2 E+ ~2 @- _4 ]
+ I ~/ n, v: y2 sSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
' p" {5 ?4 W0 P6 d$ y9 x% \0 ?5 WMarinas and Yacht Clubs" H# x6 k% u" [
78-052 Receptacles( Z( r+ Z8 A5 R7 L
78-056 Feeders and Services$ O4 J& o, U1 N7 a# h, }
Marine Wharves, Structures, and Fishing Harbours
, ? b( Q8 d0 F' |1 K# t; Q# ~78-106 Grounding and Bonding
; _# w2 J2 ~ i- k7 |/ JTables" i+ p. |. B- h+ J! u0 }- J
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
/ b: N& u, n* [. M- k0 F/ b# H7 M# N0 m. h: u
Diagrams: 1, 2, 7
1 M' ~- F8 T _2 l
7 H0 ^3 `4 `& W/ vAppendix B
5 b& x6 [8 \) O* i G+ iP352: Ground fault circuit interrupter- 6mA: w1 O) }6 z) t4 w. [, }% W
P354: 2-126 FT1, FT4
4 S$ h- W. e( P" f) {+ d9 K: H3 E& uP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
# Y' R$ O) g$ u- W7 Y4 Q; z" ~P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
% O. v S# v% B, mP370: 12-1012, 1118, 1214 Example:
7 S# _+ ^/ n+ g- ?$ TP371: 12-11087 Z% m# t# d! _' h, H
P381: 18-108(1)(b), 18-158(1)(b)
( F: V; o7 [" m# `" wP386: 24-206
W# q6 ~/ B% E8 r& ], r j0 UP389: 26-256" q( c0 { q. g/ r* Y2 H
P391-P393: Section 28, Example to determine Motor Conductors and Protection
0 V5 i2 j, Y8 ]4 u6 p( r* G z t: [
Appendix D9 b* ?* g% r2 r% N' \/ K
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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