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Canadian Electrical Code Review Guide1 ^$ T+ U) l, k2 r/ X# ]
For the Exam of Electrician For Red Seal License
5 P0 X, r/ V" s+ i! Y* m0 r, S) _! ?/ P4 d6 F ~( |0 l' I% |# }1 d/ c
Lesson One. A3 |- s$ X; x- C
Section 0 DEFINITIONS
: R+ p* ~& T& sThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
! e: X/ q. e9 k: cAccessible as applied to wiring methods
' r0 D {7 } N Y3 m5 [; ~+ {Alive or live4 L' Z- @, F6 O8 z+ a
Aluminum-sheathed cable) a: S( q. P5 w& y6 q3 [' L
Ampacity3 E- d. c( h* H) y9 n3 E
Authorized person
* m+ |+ D0 v. b) }) o: v; U" NAuxiliary gutter% n i9 f- Q+ b+ w
AWG8 X& W8 a- i; P3 v6 B
Bonding
7 H N% T" l1 U: n, uCable tray
. t* u& V' ^5 o& Z; nCellular floor; y. l' S. v5 y2 A9 C7 x# |
Branch circuit/ k. |, i; X7 n h- J0 S
Bus
' o5 K }" _+ R4 y, u9 O5 oBusway1 S; ?% b0 P; Y4 l4 @3 S. y
Communication circuit$ y6 y1 K+ o4 k
Extra-low-voltage power circuit# }9 e3 u% N& ?1 I" E& W
Low-energy power circuit
! V$ I a' g5 |. BMulti-wire branch circuit2 e$ z, J4 V) i; z& w+ j
Remote control circuit2 X- _" D q$ O
Signal circuit! C# y$ @# c$ S' q8 ]: x* D
Circuit breaker
+ z! d M+ A# o: n; z$ WInstantaneous-trip circuit breaker- q1 @/ _# p2 X$ o6 j; N8 p0 t" w
Conductor
! R( T$ Y: b# S% ?0 M+ n2 yConduit
' E0 _/ @% F8 q; |. {3 d6 f( | Flexible metal conduit
" L' z: h2 O/ g: C( ?( F! z3 I Liquid-tight flexible conduit
) z$ ?, A1 Z+ u C) x6 @ Rigid conduit% ?, v6 e% c+ B7 q x! \
Rigid metal conduit2 O: K# F: r/ s$ o
Rigid nonmetallic conduit! b' B; Y" X9 T# z- y
Rigid PVC conduit
/ J! F \% V+ f4 L1 tConnector; m2 ?3 C, C8 [0 s. a& y
Box connector
j- j. A7 S/ Y: Z' C8 U Wire connector
8 T e$ g: }" G! S: {2 U% e/ K( U: HController
( Q: C/ z- l/ X. U$ mDisconnecting means" J, Z# K% Y J9 Y7 K: M3 `% J b+ w
Dust-tight& @+ T" [+ c, h; O$ H8 S
Dwelling unit% {3 ~6 a, ^ B5 h; Z3 P
Electrical contractor
: L& ]& V5 B: _% W5 ]( X+ @Electrical metallic tubing
. l0 X' ^( G( S- ~# GElectrical nonmetallic tubing& @. o( V+ i, \
Emergency lighting2 ~/ A9 u5 ]$ Y" }; Z4 b D% y
Explosion-proof
: W- h: s4 m" J9 s: ~Extra-low-voltage power circuit, J2 z% {0 {8 c1 _
Feeder$ p5 W% \- J- ?9 K0 O# F* S
Flexible metal conduit
( h; n$ O% T( R9 wGround
! @/ u4 O- H* m- O/ @2 sGround fault circuit interrupter& M, Y* k& D: V G; j, f) j7 A* P
Grounded
; U* F& M+ W: b% S' q- VGrounding
: F6 D9 L$ \) {- _Grounding conductor
% F/ t6 x+ O3 dGrounding electrode+ c" l' g) V4 s8 F, O
Guarded6 \* D, X) ?* u9 |( N6 b
Hoistway
& J7 z. D3 b- H, bIdentified; I1 N s& X5 j/ ]7 x
Lampholder0 o7 Z$ j* Q3 T/ b- g
Low-voltage protection. E( E9 R% y" V2 [4 F1 Q
Low-voltage release
. r" ~1 M: Z$ mNeutral# @" p& S- L& ~8 Q# n
Noncombustible construction
5 t; A9 G7 g: ]9 R7 POutlet2 d' [/ k& C# f% c) j! Q$ C
Outline lighting; q) q. W+ c6 ~- h6 f5 ]* |! @- A2 W
Over current device) q( I5 Q5 o# V+ U" F+ ^
Overload device
- z' H# Z1 K+ LPanel board2 h/ v# P7 G& I* c* n) T _6 H9 `
Panelboard, enclosed
8 P8 o3 X, Q+ Z3 x3 \' U6 UPermanently connected equipment# @" ~; F! n% f" L8 [
Permit" ^) m/ x- Z- ?. y9 c
Plenum# t" Y Z; ]" B3 _. g0 R; j
Portable as applied to electrical equipment- {2 D/ k- Z* Q5 n+ }8 y1 T
Portable ground fault circuit interrupter- n" u( g6 V! H. R) o$ y) s- a4 V8 f
Power supply cord
5 _$ a2 _2 p4 Z; o: E2 S5 B+ ~Raceway9 {! S" W/ k& o- C7 s
Receptacle
: s9 v1 O* P9 | Duplex receptacle
) a# ]8 @8 ]; q$ J2 u: G; Y4 }& D Single receptacle5 q! R5 O, ^, g: h1 f* A$ [
Split receptacle: X, Q: ]" W. ~ Y$ n
Service, consumer‘s
L6 q& @' f f$ K; m7 M2 o, |/ EService, supply! {4 K/ B4 A. c# D9 p2 f; ]5 N
Service box. J" D! j' C8 M" ]1 U0 Z
Service room
7 ] \. B' R# B b$ i$ ASingle-dwelling3 U: r% u1 m+ _6 x3 X+ O) f
Slow-burning as applied to conductor insulation$ W- V1 U. i) j/ X8 O( d# `- v1 x3 t
Splitter( h$ L" E( r) f
Starter+ ^# y* z8 w v; g: \! a* T
Switch
9 f0 |. ]3 R2 q4 `7 l7 o General-use switch
1 Q$ [5 P0 Q4 }" y) M/ C Indicating switch6 H, h* b2 [, |3 o* s% w. j6 M
Isolating switch
7 r3 N2 A1 m. g/ k& ~/ K Motor-circuit switch
9 a! Y% m$ S6 V+ T6 `: ~System
# p7 l4 D( j9 k! e0 a# Y1 F Communication system& l. @' x r9 } v
Community antenna distribution system(CATV)! L1 a, f0 a% e+ P
Grounding system9 n- q, W; k" U5 x4 ~, F& E# b
Underfloor raceway
. W, D2 v6 e) ]' v/ n8 vVoltage:* B8 ^# h u3 Z8 `6 G
Extra-low voltage
9 [9 j! m. m& L2 ]3 |% ~ High voltage" g( ?" ^' G' S, P7 ~* k* L
Low voltage
; G' [- y/ S) a# }) C7 aVoltage of a circuit
: p' i6 l4 G4 f' x. fVoltage-to-ground
8 A/ V7 z! [" x! r- J: F I; KWireway
) p% ^/ X+ B. X: |5 m/ q) w
( z; e, V: C8 b6 T+ iSection 2 GENERAL RULES
9 V w' Q. A- z9 E- }2 m O# fAdministrative) O: o/ \6 ]6 c& n+ u6 ~1 [' b
2-018 Reconnection
- _; y9 D$ q1 i% g) T4 Q3 M2-030 Deviation or Postponement9 E7 I' H0 ?6 [% {8 m8 Z$ e
Technical General
% G+ n, l, `' e2 U2-106 Circuit Voltage-to-Ground – Dwelling units3 |. [1 x5 S Z( \- n
2-114 Soldering Fluxes
9 n2 A( B; W4 N2-116 AWG Sizes of conductors
1 n# X& n7 l7 x6 |8 X l8 Z6 n {! J+ h2-124 Fire spread (see Appendices B and G), B! x" u. {" ?+ M# b# y
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
I# s" Q" E. A4 j! B. jProtection of Persons and Property! g7 `# R3 H' j% c+ V9 P
2-202 Guarding of Bare Live Parts
9 Z5 x& `$ Q* J* ]' o$ @Maintenance and Operation
. ?' w; O( S# v" [; n8 a2-304 Disconnection
. q p9 f' U! n1 M2-306 Maintenance of Live Equipment
3 V6 i" t2 y. ~, z( LN 2-306 Shock and flash protection (see Appendix B)! M8 C( Y+ s( ]9 W
2-308 Working Space About Electrical Equipment: Table-560 l4 @7 b/ U2 d% U3 d2 \% J& W5 \7 r
2-310 Entrance to, and Exit from, Working Space
% q' m$ A' d( Y, n R2-320 Drainage
. {( O; T( m3 O/ @0 D0 {% S! U: h2-322 Electrical Equipment near combustible Gas Meters and other Devices
& \2 v1 q" }9 k- i9 t) `Enclosures5 \! N$ Q: b; A& {# g( Y
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
( Y! q/ u; ~! _0 z) w b7 J% g2-404 Marking of Motors: DP, WP, TE; i& ~8 P/ \; p* h9 n" U9 t
# Q" i: c0 [* ^; a% bSection 4 Conductors. H' [9 i" n5 j9 F' F
4-000 Scope( h0 z0 S Q) P7 m6 M4 j/ Q7 \2 G; u
4-002 Size of Conductors: 14#, 12#7 D* w1 m7 t& E3 F
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36% E. l+ M, s- V% t. W0 K6 ~8 f
4-006 Insulated Conductors: Table 19
- x6 L3 O# B" ^4 s$ g3 c, V4-010 Uses of Flexible Cord: Table 11# F& ]" t2 Q4 u2 y9 T: o; }0 i" W
4-012 Sizes of Flexible Cord
& |' C' {. J Q. Z5 H: o j4-014 Ampacity of Flexible Cords: Table 12" V) |7 E0 A* ^, X
4-018 Equipment Wire- b6 @ S, ^3 L
4-020 Insulation of Neutral Conductors2 [! Y6 O- m5 M1 z6 N& e
4-022 Size of Neutral conductor
5 B3 g$ p: R3 S& Z2 a5 ?4-024 Common Neutral Conductor
# O1 Y6 Q) K+ k4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum. l u+ B$ Q, L |5 D v x
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
6 s' `3 [% G3 Z5 e" d' D3 ^4-032 Identification of Type MI Neutral Conductors: P. n3 I: Y/ Y, ]0 {4 ]
4-034 Use of Identified Conductors
* [0 G' b; h7 |7 J3 y" Y6 C- M H4-036 Colour of Conductors: Phase A, B, C, …- S1 k7 R H. k/ `% B
! d0 e4 f$ y/ M) |Section 6 Services and Service Equipment- A- r& k% T8 {% b+ |5 z
General+ S5 M2 i+ X, B2 E2 u2 f( p
6-102 Number of Supply Services Permitted
* o! g0 T$ q7 {9 k9 t6-104 Number of Consumer’s Services Permitted in or on a Building
9 C8 G% I4 f1 w& C6-108 Supply Service from an Electric Railway System
- C2 |* l! W, m2 X+ [$ e- \. [6-110 Three-wire Consumer’s Services
8 n& M- ^" ^8 _ U2 w1 I6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
; U0 r2 d% d4 }+ \6-114 Methods of terminating conductors at consumer’s service, U# `% ?2 S$ z# T8 R
6-116 Consumer’s Service Head Location
7 g6 v" q! Y0 l- c1 aControl and Protective Equipment
; [' G7 k1 h$ |& E6-200 Service Equipment
$ b* f3 C1 Z* ~6 B* A6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
4 K1 h4 R* N9 U% _; y3 S8 q6-208 Consumer’s Service Conductors Location* ]9 B8 _& @& L
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
- S I, u Q8 M4 e& y6-212 Wiring Space in Enclosures! o( {6 V$ Z9 o' R
6-214 Marking of Service Boxes
+ G( _0 J2 I! l1 e$ yWiring Methods
- W2 y% n, m1 O; f H% I6-300 Underground Consumer’s Services B# V! `2 i0 i# K
6-302 Overhead Consumer’s Service Conductors
d. A& o; a6 t: x+ ~1 T- }: S+ Y8 ^6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
! ]$ }: o. P( h6-306 Consumer’s Service Raceways
! N! y) o8 t$ m" K9 E9 Z6-308 Use of Bare Neutral in Consumer’s Service
% ^4 ^8 Y2 X: T( N5 q- h1 F! B6-310 Use of Joints in Consumer’s Service Neutral Conductors
( c3 j9 j6 } y' y6-312 Condensation in Consumer’s Service Raceway
. h) y+ ]+ G' h$ LMetering Equipment
" c: W7 l* S0 r' H& j6-400 Metering Equipment
% H8 y; C* d% {8 L& a6-402 Method of Installing Meter Loops3 P" U a6 U4 f- ~6 ]% P. X; n! f
6-404 Enclosures for Instrument Transformers
$ m+ O' U. @" k- _& N- y: x6-408 Location of Meters
% n Z5 v4 {) }/ F) {2 q* ?: a+ _" A1 r3 E+ k6 ?. s2 E
Section 8 Circuit Loading and Demand Factors
' U# U$ _' w9 A9 B- a! qGeneral; _9 W8 Z9 I% X7 l T7 N# q3 e
8-100 Current Calculations
+ W% `0 T d; d8 T* G( ?1 P3 ^8-102 Voltage Drop ( see Appendix D): H/ g( ^6 e( H$ i' q. o) x4 L6 X
8-104 Maximum Circuit Loading
+ @: y9 G; b4 s- n& o& S7 C( G8-108 Number of Branch Circuit Positions* ?0 h; b3 Z( K6 |9 f& T
8-110 Determination of Areas V2 L) ?1 w( e& D) f$ o! m
Services and Feeders
6 e7 @( O0 @. ~ ^5 `1 @8-200 Single Dwellings (see Appendix B)1 q7 o3 E& r7 x( s8 I* m: ^
8-202 Apartment and Similar Buildings8 @6 \) _1 y2 y. ]
8-204 Schools
4 Q: @/ U, X7 P8-206 Hospitals, F/ @/ z5 I. \
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy5 X4 U) c8 y2 b! `3 T3 M! B3 H
8-210 Other Types of Occupancy (Table 14)* G$ L6 j9 ~! A! ~6 m( _) E
8-212 Special Lighting Circuits
' d9 A/ L8 \: Z% yBranch Circuits, Q9 ?' p' w3 G3 j
8-300 Branch Circuits Supplying Electric Ranges3 w* T0 \7 d% a l4 T
8-302 Connected Loads4 Q2 u" E1 P4 a* q; Z
( D. V2 P& J7 X+ @. t9 fSection 10 Grounding and Bonding
1 j5 V3 }$ u/ W Z$ i+ ^Scope and Object
, u5 u& X4 V8 C/ C( u, w' G10-002 Object3 z( ]% L: g* j* R' T; `
System and Circuit Grounding
' Y& T9 X T7 Z( }4 U10-102 Two-Wire Direct-Current Systems; A( w( m6 D4 x8 l6 z
10-104 Three-Wire Direct-Current Systems
, N7 `! x8 ^% X; Z" \10-106 Alternating-Current Systems3 \3 c* F" _4 j) g. a9 ~
10-110 Electric Crane Circuits
1 D3 c7 i4 ]$ o, N10-114 Circuits of Less Than 50 V
5 C8 g$ V# h( q* g10-116 Instrument Transformer Circuits
: ]$ e. m+ w2 ^# v* J/ p3 WGrounding Connections for Systems and Circuits
* ?5 o/ ]- R3 \) B+ g/ o10-200 Current Over Grounding and Bonding Conductors" I7 U; [, ^' F5 `& K* y
10-204 Grounding Connections for Alternating-Current Systems, _7 F+ O+ Z0 i) b
10-206 Grounding Connections for Isolated Systems
; [! u: h7 r5 v* i10-210 Conductor to be Grounded
# H! m8 J6 p3 q) [6 j/ ZConductor Enclosure Bonding/ g; Q$ O9 ]# Z) H4 k
10-302 Other Conductor Enclosures
+ A$ y5 R% I) z% h% u: F/ C, sN 10-304
- t5 Y- V4 S7 B5 B3 d- e8 TEquipment Bonding8 O: X; w/ C4 F$ w
10-400 Fixed Equipment, General( f) V% m1 v3 [" p6 D
10-402 Fixed Equipment, Specific (3), (4)
5 H9 x0 H1 F4 p% a; ]1 n10-404 In Nonmetallic Wiring Systems- h) \/ K& r" E: q
10-406 Non-electrical Equipment: O4 c) x' ]" U: X6 ?( G$ ~+ c
10-408 Portable Equipment (4)(b)
. o( u, W/ n! B/ f" V10-410 Instrument Transformer Cases! X' S; A! w3 L! ?
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
* E5 C( C: c6 N7 V7 Q/ ]) R10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
7 v; Y1 |# H, P$ qMethods of Grounding
* N0 n% s4 J, Z7 b9 w6 r6 d10-500 Effective grounding (see Appendix B)" J, @; G% p, [! t6 g
10-502 Common grounding conductors
5 |2 {: x6 [* L9 z5 x& |$ W- w10-504 Common grounding electrodes4 {- E/ {2 x" l H. N+ j; q7 `% [/ Z
Bonding Methods
4 _! b1 B2 C |" i10-600 Clean Surfaces; e0 b1 o N# f5 o
10-604 Bonding at Service Equipment
4 P. V8 a: {$ A5 ?1 b- J, y1 n10-606 Means of Assuring Continuity at Service Equipment
* a" ~6 b$ [, a5 p! W1 ? @6 G10-610 Bonding at Other Than Service Equipment
1 _- {+ O; c9 J( h8 b10-612 Loosely Jointed Metal Raceways) h+ [+ {: m* q& @* C
10-614 Bonding Jumpers Table 41
( k& ~- C6 T. e# ?Grounding Electrodes$ w8 e* {; R2 R1 @$ l
10-700 Grounding Electrodes
, D3 H. ]6 O* w# o4 u- l10-702 Artificial Grounding Electrodes' J" z1 Q$ t9 p4 j
N 10-700 & 10-702
2 @, ^# F0 r, O1 }! F9 C10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)# m$ n5 ` T& Q3 D% `8 D& I
N 10-702
$ Y- o; P4 K! C4 p" e5 D, J10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding1 z8 g! _/ a+ |: x9 I x4 L
N 10-702) E2 M, S" Q- s; D4 p$ T9 P
10-710 Use of Lightning Rods (Appendices B and G). z. w1 B: i6 R" r$ q
N 10-706" i0 ^ E& n9 s# N9 ^
Grounding and Bonding Conductors' D- O# V( `9 |" Q6 I% c
10-800 Continuity of Grounding and Bonding Conductors
0 R) l. S) [( |$ v10-802 Material for System Grounding Conductors
/ ^# ]7 U+ @; T' C10-804 Material for Bonding Conductors
2 u* E' ~8 c/ X( z/ @: R10-806 Installation of System Grounding Conductors
6 z3 o" S, Q8 G4 z10-808 Installation of Equipment Bonding Conductors' I9 }7 K |5 d( K- `
10-810 Grounding Conductor Size for DC Circuits2 d! `* g8 o( c% h* @
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
. g$ o; _( I% n" F0 u3 j# g10-814 Bonding Conductor Size (Appendix B)
2 F5 Q$ U# D- f" K. X10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
, \; D0 v! F; K+ x- J: Y10-818 Bonding Conductor for Outline Lighting4 k, G2 R' m1 S4 |2 M
10-820 Bonding Conductor Size for Instrument Transformers
2 n8 l. ]' h P0 L9 q; }2 U3 eGrounding and Bonding Conductor Connections
* V6 w! b) q) Z3 X a- s0 U10-902 Grounding Conduct Connection to Water Pipe Electrodes
/ |0 c0 M7 s+ y7 M( s2 |9 B2 ]10-906 Bonding conductor connection to circuits and equipment
& Q+ E/ @- E6 A# h }# E q* N10-908 Grounding Conductor Connection to Electrodes) l& B8 _3 B3 L/ f
Lightning Arresters( s1 {% r. V9 K3 K$ ^) L
10-1000 Lightning Arresters on Secondary Services – 750V or Less! I5 ^, k- x/ L9 \
0 B$ u" a6 W/ o" [% g+ z
Section 12 – Wiring Methods
( e* x+ C R5 t, QScope/ B$ j# a$ a. _4 D
12-000 Scope (Appendix B)+ a: z) m" y7 Y+ D7 U
General Requirement
$ Z% _. W7 |3 X9 }: U12-010 Wiring in Ducts and Plenum Chambers
0 d( J- `& Y, R+ Z! {$ p4 H! ^12-012 Underground Installations (Appendix B); K7 E9 E! ]( S% N/ r
12-016 Lightning Rod Conductors F' d% {- F5 C% F0 K% P
Conductors - General
; _$ L' r5 a, u6 o3 J r12-100 Types of Conductors (Appendix B) Table 19
/ |4 s0 W0 c* K" ?12-102 Thermoplastic-Insulated Conductors9 W8 c4 U% h9 e4 S0 ~
12-104 Flame Tested Coverings$ z$ @, \, o4 ?* P9 L! l* _8 z/ p
12-106 Multi- and Single- Conductor Cables
: @% x# `4 u% V# g7 b) g4 B12-108 Conductors in Parallel (Appendix B)
3 A) _; N9 E- e5 S0 c12-112 Conductor Joints and Splices I; f9 H" `/ R' Q6 H2 |; F* k5 H: X) r
12-114 Ends of insulated conductors
7 t# e. D9 _) Y" i* Y12-116 Termination of Conductors (Appendix B)6 z" D1 p1 v+ G& V* p/ C7 A1 i
12-118 Termination and Splicing of Aluminum Conductors
' r- e/ {' u) F* q9 Y/ r12-120 Supporting of Conductors - Table 21$ y' n* A0 j+ w; C1 P* q
Open Wiring
( B' t/ _- C" X3 P/ A- C12-204 Spacing of Conductors# ~; W5 n$ d! E" Q
12-206 Conductor Supports
3 j9 H* w7 v. C# U5 l' j12-208 Conductors on Flat Surfaces
- E" G, b3 [8 B" p/ ]: N12-212 Protection from Mechanical Injury
0 O, [& Q% j+ e) q" Q _* iExposed Wiring on Exteriors of buildings and between Buildings on the same Premises
! m; `3 K6 u( N" K12-308 Minimum Size of Overhead Conductors3 P! j/ o0 C# _. {, f$ d
12-318 Use of Neutral Supported Cables: M9 t1 x; O6 q+ z
Nonmetallic Sheathed Cable4 m3 n7 J/ C/ K1 w+ k8 [' O
12-502 Maximum Voltage
; q' O4 s5 L. C! S2 `/ W" f12-510 Running of cable between Boxes and Fittings (Appendix G)4 I* |* J. c E* h, e
12-514 Protection on joists and rafters
% x. B/ v8 H# S7 \7 ]& P12-516 Protection for Cable in Concealed Installations (Appendix G)% G+ c& F6 G }/ O
12-522 Where Outlet Boxes Are Not Required7 O' n; t9 v6 E- ^5 q
Armoured Cable
# a3 \/ @1 |4 w- B, X" @/ i12-602 Use (Appendix B)
2 P- i( S" k* _. d# i12-604 Protection for Armoured Cables in Lanes0 t, c# n9 y* w
12-606 Use of Thermoplastic Covered Armoured Cable
- y6 i' _( D. } `2 O12-608 Continuity of Armoured Cable
' M4 z9 E/ d! u8 ]% o12-610 Terminating Armoured Cable
6 U7 B& @5 C+ h# b12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems/ r) Z" H& i0 W, j" r6 X( C0 q
12-614 Radii of Bends in Armoured Cables1 W+ M/ O1 j: m$ L2 y: F
12-616 Concealed Armoured Cable Installation! |2 }% b/ X" P! B& H
12-618 Running of Cable between Boxes, Etc
! i9 u9 a$ U& w6 M6 ^Mineral-Insulated and Aluminum-Sheathed Cable
1 }( D3 c" {8 j/ i12-702 Use
4 i$ K5 B! l1 C+ ?! R0 ~; K) Z6 W12-704 Use When Embedded* E# R U3 O9 W' v2 ~" P8 h( P- k
12-706 Method of Supporting2 J$ t2 W4 W1 y) H) @( e8 r
12-708 Direct Earth Burial/ U3 U$ `- w% \
12-710 Mechanical Protection
9 W! j* P1 \/ z( f ?9 y12-712 Radii of Bends* m4 f( v9 |; j
12-714 Termination of Mineral-Insulated Cable (Appendix B)
* Q( H* a2 I1 I12-716 Connection to Other Forms of Wiring
6 z- B" N( U) H* _6 V j3 l) bFlat Conductor Cable Type FCC) C$ \$ z' P0 m" F4 z- D
12-804 Use Permitted* C2 f* L, Q& g
12-806 Use Prohibited
. A% ^) Q4 D7 X+ T# J. E- P12-818 Anchoring
: L% k0 A( c. X$ F12-820 Crossings- \. M1 J* d; t
Raceways - General
$ G$ ?. d) n; c' y7 k. S0 x12-904 Conductors in Raceways
6 e' h7 B! f0 b4 C; N! n2 n; Z* t12-906 Protection of Conductors at Ends of Raceways4 M6 u5 ~' n4 H4 q. M2 Y
12-908 Inserting Conductors in Raceways' a: p$ k* F) [9 J
12-910 Joints or Splices Within Raceways: ~/ |9 I2 x! B1 s) W
12-912 Stranding of Conductors
+ @# X7 c6 }% a$ i; c4 j12-914 Electrical Continuity of Raceways
# I% t9 L# j( O12-922 Radii of Bends in Raceways
* b: ?- \9 _5 t5 u& j, f9 VN 12-922 Radii of Bends in Raceways Table 7
6 l* ^0 Z2 n1 ^( U12-932 Protection for Raceways in Lanes9 h. J& }% x' H; b# t5 r
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)9 k* r3 B f& e, k/ {
12-938 Capping of Unused Raceways
! F# y+ p- U8 s! y' V( I12-940 Maximum Number of Bends in Raceways% Z* m( h2 _( L5 w$ w9 p6 I0 y, g
Rigid and Flexible Metal Conduit
7 x2 z% P/ g" ^. z! W3 |' e12-1002 Use
5 G! Q+ W5 `; b: L1 T, A( o12-1004 Minimum Size of Conduits
0 i3 p( J) e5 D* H0 N# ~12-1006 Conduit Threads (Appendix B)
+ y5 k5 j$ O2 b+ ~; d12-1008 Thread Engagement
1 d2 {; L1 D$ r2 _12-1010 Maximum Spacing of Conduit Supports3 d- P+ J0 l, V3 r0 H: ^
12-1012 Expansion and Contraction of Conduits (Appendix B). ~+ o5 L Y. \
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 2 {% b- N" n: e, l8 L" t$ h: _
Rigid PVC Conduit and Rigid HFT Conduit
, D$ Z4 h) ?4 A12-1100 Use
1 \. H4 S# r: z" Y" }8 u12-1102 Restrictions on Use8 h! W* m# C) w+ E" y# G2 N7 {
12-1104 Temperature Limitations (Appendix B)
* r1 O; w1 Y8 \12-1108 Field Bends (Appendix B), (2)
0 s$ ?$ F! a6 t12-1110 Support of Luminaires
7 y3 W% W4 H0 i+ o# H12-1112 Fittings- h# q4 a9 l1 Z% V
12-1114 Maximum Spacing of Conduit Supports( m3 \) ]9 T7 ]$ K# i1 V
12-1116 Support of Equipment
* a! }% E0 Y) J: L12-1118 Expansion Joints (Appendix B example)3 C7 k/ }7 S# o3 `
Rigid RTRC Conduit |: m! N/ w% ~/ Y5 P- A! n, ?( x
12-1210 Temperature Limitations( o% }% u7 D a3 F
12-1214 Expansion Joints (Appendix B)
4 X8 j: }& |& I) E7 D4 jLiquid-Tight Flexible Conduit1 X' J" S2 D M6 b8 }5 U3 J$ r0 A6 ?
12-1302 Use of Liquid-Tight Flexible Conduit; O% T0 }9 F, K1 B
12-1304 Maximum Number of Conductors1 M1 W/ j- _+ ~) O
12-1306 Provisions for Bonding% {! c6 S. Y* f+ V2 M. n
Electrical Metallic Tubing
. J5 f7 f' m& p7 z/ f12-1402 Use
2 c, Q9 D$ \2 c12-1404 Supports# P; K+ T- V( R/ A5 O6 e
12-1406 Minimum Tubing Size# k4 D G. o1 Y5 n/ O# y9 i* Q) g
12-1408 Maximum Number of Conductors4 _: q3 `' O- [) S# {+ s- W
12-1410 Connections and Couplings5 V9 o' b/ b' f1 f7 }% Y, X- K
12-1412 Radii of Bends in Tubing; \/ N6 v+ b5 P4 I- @8 O
N Table 7 ~! g z- E% Y! ]
Electrical Nonmetallic Tubing
2 h b7 k; D5 _4 p12-1516 Provision for Bonding Continuity
" K) p3 P* u- z( EN 12-15141 Q3 j" f, S, {6 ~# x
Surface Raceways
2 b+ l, i3 j9 c+ j) C12-1602 Use of Surface Raceway (Appendix B)/ u, D' _" s3 G8 P+ [
12-1604 Temperature Limitations9 d$ ]2 q+ i- M, G
12-1606 Conductors in Surface Raceways (Appendix B)
* F4 h2 T, U& ^1 N' |12-1608 Maximum Voltage
o! a0 f0 d8 z3 y12-1610 Joints and splices ; G4 A) w+ l2 g+ K3 b
Underfloor Raceways
/ Z: ]/ ^4 Z, S6 ?5 k12-1712 Discontinued Outlets in Underfloor Raceways# W, |( ^& E- K- |
Cellular Floors' V! i+ d# M7 p# K; K& p
12-1804 Maximum Conductor Size in Cellular Floor
" \/ j1 d) X! D* ^5 V; o12-1820 Cellular floor discontinued outlets) g {( O" r! F& w) f
Auxiliary Gutters
7 T& u# o7 Y/ P1 G9 U2 k12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
: W$ J) p. H3 @, H12-1902 Auxiliary Gutter Supports
B9 ?- b5 |" |* [2 H12-1904 Auxiliary Gutter Cross-Sectional Area
; g8 U5 Q9 H5 z4 _- ]5 DBusways and Splitters
( i8 n! }! ?* z) M& g- K9 y8 U12-2004 AC Circuits in Busways and Splitters
% U1 c9 [: Y9 G" y12-2006 Busway and Splitter Supports
- b& [. h+ p! q- w0 Q5 @12-2008 Method of Installation of Busways0 ] t9 I' d. i/ [0 G; m
12-2012 Reduction in Size of Busways8 C! x/ }; W# j$ q. z* }/ B
12-2014 Length of Busways Used as Branch Circuits
Q7 [1 L& s- |* z; X) } ?: {1 e4 g& k1 C12-2018 Taps in Splitters
: |1 R, F4 L9 w/ F8 sWireways
5 a7 Y+ f! y# Z' K1 |12-2104 Conductors in Wireways
" _, o0 }. r7 Q( J, O: }12-2106 Taps and Splices in Wireways
$ k1 k( a2 G" s6 a" T3 Q0 B% u Cable Trays( ?" \5 Z2 s7 `% f; d" n( W0 l
12-2200 Method of Installation (Appendix B)1 N1 y- V# g+ e6 Z
12-2204 Joints and Splices Within Cable Trays" k* j/ \, D5 u) {
12-2208 Provisions for Bonding+ f F# F4 E! r: Z* Q# ?
12-2210 Ampacities of Conductors in Cable Trays8 d* z3 U) K" u* Y% `! F+ B& F
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings3 k. P: F% U2 ?9 O: Y
12-3000 Maximum Number of Outlets Per Circuit
6 d$ S6 F5 {2 \/ e% u# DN 8-304
8 D* ~9 x0 l4 T# [; A% c# |12-3002 Outlet Boxes (Appendix B)' P$ x3 K8 s& C/ @& ]
N 12-3000, S4 i1 M) T1 R& |8 M
12-3004 Outlet Box Covers
- K. Q% X+ A( w% J: WN 12-3002
1 k6 U! t$ }3 v12-3010 Boxes in Concrete Construction/ D* P' f1 i: O, ]& Z
N 12-3008
* Q0 [4 {/ s6 C! Z/ {12-3012 Outlet Box Supports0 F: I) o9 C S% S e) k
N 12-3010
2 ]: j" F" D( Y2 [9 p) x12-3016 Accessibility of Junction Boxes8 S& o9 Q: L: p, a; I i9 H
N 12-3014
- p& ?% D- M$ m12-3018 Flush Boxes, cabinets, and Fittings
* [( Z& p2 b0 P* d+ k& pN 12-3016; x4 z2 V1 O4 o! w5 Z" V& a& i
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
$ |- S& J5 v& ON 12-3022
7 x8 a: {+ H U: n: e12-3036 Maximum Number of conductors in a Box - Table 23
( }' `1 {& X2 ]. kN 12-3034
, e0 ~, ?# V" R, Z- Y$ Y12-3038 Pull Box or Junction box Sizes" ?+ V/ S2 x8 W7 |: O0 o
N 12-3036
: H: z& P2 G8 h1 m/ }5 }' O9 ~5 m3 b! n! D0 ?9 b
Section 14 Protection and Control
) q* I0 I4 S& Q7 g" a. F7 G5 j9 ?General Requirement- \* [1 L k; v
14-010 Protective and Control Devices Required9 O2 x( m8 R/ @
14-016 Connection of Devices
1 ?; }6 W; j) | Protective Devices – General
; X' \# K( P3 D 14-100 Overcurrent Devices Required
: s; S: u# N! v1 {' S6 p14-102 Ground Fault Protection (Appendix B)
4 v8 v( E6 ]% ]: t0 K5 v% c) m! K14-104 Rating of Overcurrent Devices (Appendix B) Table 13
4 }3 J6 Q: v" i% G9 J/ r( P14-112 Overcurrent Devices in Parallel
' q A" H% B+ A8 HFuses
& [/ K3 S* X( S8 m! f2 ^, O14-200 Time-Delay and Low-Melting Point Fuses
' c- F' r& W9 ~5 c: q) K1 r( ]14-202 Use of Plug Fuses
/ q( O' |, F- A I8 H. g14-208 Rating of Fuses
, Q2 U3 v0 y- `. L+ v14-212 Use of Fuses (Appendix B)
0 ? e# x* x2 B* I" YCircuit Breakers
2 V* C6 B' ~0 J4 |( ~6 ~7 V; {( W14-300 Circuit Breakers, General- y. d* C7 W- m7 k q5 B3 z# ?
14-306 Tripping Elements for Circuit Breakers
2 I+ b& b! M/ ?8 K14-308 Battery Control Power for Circuit Breakers
/ k$ m, x: L8 w. S+ LControl Devices - General( X4 \- |' B* q; m) k
14-402 Disconnecting Means Required for Fused Circuits* }0 W0 W8 k! @+ h+ s
Control Devices - Switches& H- Q. ]; L! ^1 m. z
14-502 Mounting of knife Switches
6 @' r0 b4 L. ^# t% c3 W0 Y" |14-504 Maximum Rating of Switches8 Y; J/ m. d5 L% J4 t/ M0 ]3 f* S
14-508 Rating of General-Use AC/DC Switches (Appendix B)
1 r7 u% P8 r7 X14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
# F- d$ M( r {" d6 VSolid State Devices
+ x4 M" V. c0 q- y: n$ Y/ j14-700 Restriction of Use; l, B( T2 L! `+ N W. ^0 V( d
14-702 Disconnecting Means Required% S) m4 D7 a0 U
# D/ C. o; s! y! {Section 16 Class 1 and Class 2 Circuits
: ~- q0 a% }. v! H1 q: _General
5 N: k- B9 b! ]/ ~" i16-004 Class 1 Extra-Low-Voltage Power Circuits8 U9 e* {9 h8 e
16-006 Class 2 Low-Energy Power Circuits
0 D. r. P# G8 k. l) Z5 ^( R- @! b' r16-012 Circuits in Communication Cables; |, n3 B. d* Y# ?# p
Class 1 Circuits. _4 Y( V: P, c1 o" h* l' X; W
16-100 Limitation of Class 1 Circuits; s6 Z: k3 c( n& `- i7 c
16-104 Overcurrent Protection of Class 1 Circuits
F' ~4 M! Q4 t/ C16-106 Location of Overcurrent Devices in Class 1 Circuits
0 I3 Q+ }, o, T/ M& R. l' i" W16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
2 L2 {, }7 P- [7 d3 F; f16-110 Conductor Material and Sizes
: r8 L1 q: j9 j" _, q5 I8 w2 g16-112 Insulated Conductors for Class 1 Wiring
- o. M/ y. b* t) w3 F" m3 FClass 2 Circuits
6 I+ n K T& y, [! Q0 ?16-200 Limitations of Class 2 Circuits (Appendix B)1 I. W5 ~, ]: U0 ~
16-204 Marking
' ^# F( U& J( t) F! l16-206 Overcurrent Protection for Class 2 Circuits
( P$ s, ~1 I+ G2 b$ Z16-210 Conductors for Class 2 Circuit Wiring (Appendix B)' @' p( M+ o0 d
ELC: extra-low-voltage cable
. I" ~* E/ ?/ a! L16-212 Separation of Class 2 Circuit Conductors from Other Circuits
# ^; |- O$ a! L2 V6 m$ N, F0 X8 j3 u* d" U
Section 18 Hazardous Locations @2 f; G0 I `/ J% v3 [0 K! d
Scope and Introduction2 b5 k e, S4 I
18-004 Classification, A7 J! U$ U! I* k# k# n
18-006 Division of Class I Locations (Appendices B and J)
! S: w3 ]; O9 t- w1 r0 w& B2 N18-008 Division of Class II Locations (Appendix B)- X. p4 x# K0 w8 g# b, _9 G: v2 y
18-010 Division of Class III Locations (Appendix B)
+ C- ~ T1 k5 `/ X) jGeneral
: p9 ~, j+ Y D% v1 i18-062 Metal-Covered Cable (Appendix B)4 `% U( k+ Q& O& T% A+ U
Installations in Class 1, Zone 1 Location5 b$ n7 f; p3 O3 O- N
18-108 Sealing, Class I, Zone I (Appendix B)6 F8 i, W$ n8 l7 e
) W; ]8 L8 u' C9 \( S9 c
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
' u4 H' V2 o, v: B( Q( iGasoline Dispensing and Service Stations
' R% a% y* ~/ I) j' ~+ [( q20-002 General
2 n: ^& ]# w0 k2 ?20-004 Hazardous Area (Appendix B)* n3 @' ~; h; R
Propane Dispensing, Container Filling, and Storage* L' C6 c" K( p- o& Q
20-034 Hazardous Areas - Table 63
% ]- K s7 x% |# p5 P" a# g( hCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
0 {$ } G5 h7 U6 Z6 r3 R1 }20-062 Hazardous Areas b+ N! y& ~' _' r7 l* }7 |8 c
Commercial Garages – Repairs and Storage3 D0 M# B. Y+ z9 w5 O
20-100 Scope5 j: h# R) P' F5 N( ~6 t
20-102 Hazardous Areas (1)
0 c; E+ n6 C0 a5 N) `9 m/ G3 r1 T. D8 f
Section 24 Patient Care Areas+ R% [8 N( k+ N% M: \3 q8 `
24-000 Scope (Appendix B). W4 Q. G% P& u2 u
24-002 Special Terminology (Appendix B)8 _4 O- O9 b" G, o, T- J$ O2 s2 o8 u
Patient care area% w. l$ a% L7 T9 ]2 b- Q; U- W
Patient Care Areas
% }$ I v0 K: g6 J5 }24-106 Receptacles in Basic Care Areas (Appendix B)
& J/ Q: Z: B% J9 N0 k* bIsolated Systems; T6 ? M, B& A' Z% f
24-204 Single-Phase Isolated Circuits (Appendix B)
$ M- b! L' ]) F0 p24-206
2 x. O! R, H+ k4 L( V& s7 A8 ?" @' H# z5 e/ n+ R$ W
Section 26 Installation of Electrical Equipment
' n7 B9 [8 }% U; b& XGeneral
5 u' v+ c! l' l- A26-004 Equipment Over Combustible Surfaces (Appendix B)
! i7 m) w: T3 @0 u3 l' X- [' I: o26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)2 Q( j7 l" J7 j. i5 m3 e' V& }
Isolating Switches
3 L `& ~1 _9 n2 y/ g26-100 Location of Isolating Switches
- ?: U1 e& M9 u, ?- f# jCapacitors9 q5 C. W6 G0 P( y7 Z
26-204 Guarding of Capacitors# a3 }& K `6 B0 o. P M7 k
26-206 Grounding of Capacitors6 l) y) Z; f: ?& b/ j
26-208 Conductor Size for Capacitors) M8 W! ?5 s1 _7 o% D. @
26-210 Overcurrent Protection (Appendix B)
: z: H3 \0 M( k/ E26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
' Q9 r O2 d& |& S, J/ v0 S1 e26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
3 R! l& u& B2 ^# Y5 x' k/ q26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits% c& J# \ g' m
26-218 Special Provisions for Motor Circuit Capacitors
2 P; z2 ^, G9 R26-222 Drainage of Stored Charge of Capacitors
6 a/ T- f' P) U( n- `; j( D1 ^Transformers7 r+ P) o; ~! l& Q; R8 t) P8 _
26-240 Transformers, General! \5 ^/ h8 j- f" I9 I7 Q4 a
26-242 Outdoor Transformer Installations
7 U; x0 ~" \2 c0 S+ a26-244 Transformers, Mounted on Roofs (Appendix B)0 E0 L/ y2 v" o1 h3 e; J
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
5 L, z) y; R6 V1 L2 R* H26-248 Dry-Core, Open-Ventilated Type Transformers2 `6 A2 r2 {3 g: X/ B0 f2 f# r
26-250 Disconnecting Means for Transformers
! h/ D3 I: G% O# l# F: ~- F26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
! R! j+ R2 `1 N' k0 e26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
. k. A* J- g- C# H26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
9 {% ~, V; y9 g9 |9 [9 B( B26-258 Conductor Size for Transformers
/ n4 D% ~6 A' }0 {26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)0 n, Q9 B6 U/ L* t/ c# \3 F; O
26-262 Marking of Transformers
4 {+ R* q! a4 I/ l3 Y( h @$ Q26-264 Auto-Transformers
5 `& X- t0 q9 N% LFences9 S, v O& \5 Y' A
26-302 Clearance of Equipment - Table 33
2 M; }: M- B4 t) N- y2 W% i/ B ePanelboards
; d+ z# z2 b; H O% c1 e1 o26-400 Panelboards in Dwelling Units (Appendix B)5 W0 m9 E. x* d! ^
26-402 Location of Panelboards (Appendix G)& y5 x! J- A4 V1 y# ?
Lightning Arresters
% f) l. F# [+ F4 `26-508 Connection of Lightning Arresters
6 D5 N. h" H# ]4 y/ @Storage Batteries
+ G+ g- [5 e4 P: E! w; S26-542 Special Terminology
$ b( h+ y4 K3 C1 t0 f/ d4 t/ k& m26-550 Battery Installation
: X$ U% S( |4 i* F3 J; j# u0 a! d) g26-552 Wiring to Batteries! _! U0 [1 v1 j- `, U
Arc Lamps/ Z% ^& Q+ R0 N6 c* w% u
26-600 Location of Arc Lamps5 x4 u- N( ~" X* \6 m) v
26-602 Conductors to Arc Lamps1 p% A: T# j, M2 g( X9 W0 O
26-608 Globes and Spark Arresters
" W$ t3 i8 W0 H Q0 R# y( j1 a9 TReceptacles
, _' z/ R* q; c0 S$ |- v" \26-700 General (Appendix B)% n$ m% Y1 W2 q3 l
26-702 Receptacles Exposed to the Weather
. v4 [* g1 A: NReceptacles in Residential Occupancies
* u/ O5 C9 ]# A6 B+ r Q26-710 General (Appendices B and G)
3 ~& e& }2 U5 n: M+ {26-712 Receptacles in Dwelling Units (Appendices B and G)
, b& x% c8 _, ~26-714 Receptacles in Single Dwellings (Appendices B and G), w. f4 ?& ~, p2 j: f# _; U- T' @
Branch Circuits in Residential Occupancies
6 \+ C2 R/ c6 N8 m26-720 General
! I( V3 l# s+ K3 ~' g! c% i* y3 ?26-722 Branch Circuits in Dwelling Units
1 w8 d2 k1 H! K [7 K26-724 Branch Circuits in Single Dwellings
3 H0 Z/ u+ d( Z. V% c, G5 v$ Y26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
8 D0 z0 D' k% uN 26-720 (F)- J6 B8 x: z1 p9 `5 m9 u( d
Electric Heating and Cooking Appliances
0 F6 E9 {' V+ P% L26-744 Supply connections for Appliances/ q# j B* K. b+ |
26-750 Installation of Storage-Tank Water Heaters& O c' l8 A2 y" |0 @$ I
26-752 Infrared Drying Lamps* V4 I0 i# ?4 X. |$ V: x
i" b @6 g; H1 K( I! kSection 28 Motors and Generators$ W) m) }# H. ]+ I$ P4 ~* }
General
% {4 }8 X0 o# O/ s28-010 Special Terminology8 @' ]3 u) T' S5 v% q N# h
Hermetic refrigerant motor compressor6 x) u* D. I- s1 @6 X9 y z: d1 K
Locked rotor current rating
% s3 Q* r9 H$ R/ J" _Service Factor2 p3 w: `* L9 M
Table 44; Table 45; Table-D2
, ?+ O9 M. R9 s) k6 nWiring Methods and Conductors: [( E6 }! w) }5 ]( |/ L
28-102 Portable Motors
# R- ]. g$ r# g28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity( r! Z# Z: y8 J' o7 G8 g2 s
28-106 Conductors, Individual Motors
7 Z2 n1 |" |3 a& H) w/ r7 D28-108 Conductors, Two or More Motors
7 X0 \3 S. t- G6 h r1 S28-110 Feeder Conductors
; o$ [6 X/ S. J+ z28-112 Secondary Conductors
/ t4 [/ r: [0 [. D4 q: r3 q) kOvercurrent Protection
+ I `* H8 V2 K2 ]28-200 Branch Circuit Overcurrent Protection2 Z) y! Z: ]) x" Q/ t
28-204 Feeder Overcurrent Protection
6 T( ]- D3 M/ P3 V28-206 Grouping of Motors on a Single Branch Circuit
/ V4 N9 ^- \0 c. k" n2 q) S28-210 Instantaneous-Trip Circuit Breakers (Appendix B): J. K) ]$ f. W3 K" q
Overload and Overheating Protection/ Y e( a r3 {2 H- G' p# G" x
28-302 Types of Overload Protection
3 z. }! R; m9 G8 [28-304 Number and Location of Overload Devices (Appendix B) Table 25% h* _$ p! Z+ x
28-306 Rating or Trip Selection of Overload Devices (Appendix B)( t) F! B6 {6 E8 U; M
28-308 Overload Protection Not Required
2 @& w/ u. D/ x# r$ dUndervoltage Protection ! m8 n/ I; }% {4 k* E# K
28-400 Undervoltage Protection Required for Motors (Appendix B)
1 `) `: v0 d3 U' b* TControl4 d, C- D% R, H( g) O0 ?/ X1 t, x
28-500 Control Required
' i' g. |! L; v( G% k9 B( @5 J28-502 Control Location: n! @% L, ~% H% z9 _" D2 q: G
28-504 Starters Having Different Starting and Running Position. m2 L/ D& t5 c" X9 k
28-506 Grounded Control Circuit$ v" K/ r0 B& H8 O w
Disconnecting Means* W& _, E0 |: t; h$ c+ Y
28-600 Disconnecting Means Required! o/ I& T C# |; |
28-602 Types and Ratings of disconnecting Means (Appendix B)
" f5 _2 q) q* v; \! b% @+ t; j28-604 Location of Disconnecting Means
% P9 L! \# ~6 [# N' D0 ` Hermetic Refrigerant Motor-Compressors ] r2 h7 s7 P& z$ I" c7 H; q2 t& V
28-706 Conductor Ampacity$ y* q; X5 w4 G+ P! `
28-708 Overcurrent Protection
# r) A3 A' T9 L28-714 Disconnecting Means
* n8 Q7 x0 p/ z2 ^1 V6 JProtection and Control of Generators* \; J! |2 P0 d: U
28-900 Disconnecting Means Required for Generators
0 y& z: ^5 V# _0 t6 g+ v& H28-902 Protection of Constant-Voltage Generators
* H& R$ ]" E0 H- _" ?0 v m28-904 Generator Not Driven by Electricity
& w+ E7 {# y! ^ v4 D* h28-906 Balancer sets
$ U! L& O( ~9 K( f( c) c28-908 Three-Wire Direct-Current Generators) [) m# U9 j2 {# s. E+ ~8 u
) P4 h2 T7 @% B) T; B
Section 30 Installation of Lighting Equipment% T3 y/ h) D& b/ T9 U- C
30-002 Special Terminology (Appendix B)
; |- {0 h; V1 q3 O# N, h, E3 J9 Z8 aGeneral
7 |1 H3 _- I( ]30-102 Voltage
) t+ y9 W9 ] I8 W d! }30-104 Protection (Appendix B)
6 Z- g% |! M# o$ D/ ]$ `$ p5 R; Y' w30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
7 u$ v, g' L# x S- u30-108 Polarization of Luminaires
. [% n: X0 g. s) s4 p30-110 Bonding of Lighting Equipment/ B, Y! N! }( {2 n% W' k
Location of Lighting Equipment
; z2 F4 b; f# E8 i3 c" W30-200 Near or Over Combustible Material* ?; s. d! K/ S6 T4 v L3 D/ ]7 M
30-202 In Show Windows' J& [) j8 k& _* j; N6 a- T
30-204 In Clothes Closets
. q r* ^" }" N8 t+ F" B0 s: a/ hInstallation of Lighting Equipment
; W' z, O! K$ j# D1 J5 T30-302 Support* a4 U- O5 ^) k" \" F
30-304 Outlet Boxes to be Covered( f7 X9 m, f3 V/ m. z
30-308 Circuit Connections+ Q8 l) o* Q A4 B7 c1 I
30-310 Luminaire as a Raceway
) a; c$ o; z. @$ Y& r8 D! s30-314 Minimum Height of Low Luminaires8 N8 ]& i9 I0 a; s- i
30-316 Luminaires Exposed to Flying Objects' {9 l! _& L/ S2 b; c* [7 k( h
30-320 Luminaires in Damp or Wet Locations) j F- k" w/ c; ]3 o/ p3 N# U
N 30-318) `. Y0 d! `' F
Wiring of Lighting Equipment
6 Y% X( V/ L1 q& |30-400 Wiring of Luminaires
4 Y8 B- p! j4 `- G2 f3 S# D30-402 Colour Coding( Y" u5 t: w# A. p
30-404 Conductor Insulation5 S8 k) _' }- t# Y* {
30-406 Conductors on Movable Parts6 M. ~+ I e6 ]/ H5 ]
30-408 Wiring of Ceiling Outlet Boxes
j' r% i4 W' a- S" p: e- L1 E& r30-410 Wiring of Show Window Luminaires
& a6 Z+ ]- _* \7 H$ `. i9 n+ a30-412 Tap Connection Conductors$ u, t8 r/ x; t0 k; \
Luminaires in buildings of Residential Occupancy* X+ Z+ v P& M+ C- K0 ]
30-500 Lighting Equipment at Entrances (Appendix G)7 k) {: D" R1 a3 _- U
30-502 Luminaires in Dwelling Units (Appendix G)
s+ f. ^5 @7 O+ g1 F3 F, |! X/ @: O30-504 Stairways (Appendix G)
* k4 b! h7 {3 `$ ^, G5 M) t30-506 Basements (Appendix G)
+ c% `. [! X$ J+ y30-508 Storage Rooms (Appendix G)
2 I2 k8 E7 |/ s( B" d30-510 Garages and Carports (Appendix G)* E3 [+ n( I. M% @. x, J
Lampholders0 U: T- x, m# A6 ~( p
30-600 Lampholder rating with Incandescent Lamps1 I8 J6 z9 L( l" J* g6 {: K
N CANCEL9 g* x. m& M6 F8 o
30-602 Connections to Lampholders
5 `6 _! V3 F# |$ p' PN 30-600
: N% R m# B( O0 ~' p30-604 Switched Lampholders Used on Unidentified Circuits0 a+ T4 |4 T4 S0 i, h! z8 Q
N 30-602
E. l3 J- ~2 e ?30-606 Switched Lampholders with Pull-Type Mechanisms& O2 A- @' X4 a( h8 }
N 30-604/ C1 [/ d8 h% z) S/ R; l O0 f
30-610 Pendant Lampholders
6 `* u' ?% R" t% l7 l- a( O* k. jN 30-608
1 p' g- n# N' E- AElectric-Discharge Lighting Systems Operating at 1000V or Less/ ]$ ?, C) X! g: ^
30-710 Control (Appendix B)4 W- O/ u8 n4 O/ O5 Z( @
30-712 Branch Circuit Capacity
5 t, ?0 M1 ~- I! UElectric-Discharge Lighting Systems Operating at More Than 1000V* E: {6 T+ i! c8 ^2 w& M; [. R
30-802 Voltages, Dwelling Units
. u$ ~& m8 L. P% n0 Z$ Q) r30-804 control (Appendix B)
. [& ~; X2 g) E! Q# @1 b# oRecessed Luminaires (Appendix G)
2 U K/ L. G; C" x" o! B: y$ s2 o30-902 Spacings for Non-IC Type Luminaires" P( f: A0 J6 @$ V1 I
30-910 Wiring of Recessed Luminaires (Appendix B)# p+ B/ z# D. r+ T D `
Exposed Wiring for Permanent Outdoor Lighting0 @1 |0 n2 H L- ~/ V$ g
30-1120 Branch Circuit Loading and Protection j4 S2 S+ l. }, C- i
Extra-Low-Voltage Lighting Systems
4 O7 ~+ y: [& L- M2 l! L30-1202 Sources of Supply6 P }# z2 ^+ I' J# s7 T
* m j8 [( O) x" H7 l) LSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
5 H7 R! s# t) |+ c, J6 G" y3 xFire Alarm Systems
$ k2 F5 S8 H2 I7 ]# t$ \32-100 Conductors& ~. m& B( g- D, j
32-102 Wiring Method
+ Q; H o( P5 B" e7 h32-104 Equipment Bonding
# a% w! P/ v a3 T: G6 B- a32-106 Electrical Supervision
$ i% u. S$ Q n9 }: t32-108 Current Supply
( o. {$ s4 v: C0 B) r32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
1 R' [# m* v6 Y4 V( Z& }! F+ C( t; s+ UFire Pumps4 i( n% j8 ]2 ^7 O
32-208 Overcurrent Protection (Appendix B)4 m. _/ p! ]& G' q5 r- e. H
N 32-2067 x j4 Z3 ^/ ~: Z
32-210 Overload and Overheating Protection (Appendix B)% e9 W3 W& e* ]" G' ^& E
32-212 Ground Fault Circuit Interrupter (Appendix B)
7 {1 e2 x& S( @+ k- s; W% Z; s# P: @- e$ q1 o9 O
Section 36 High-Voltage Installations% U* j5 z8 T7 x1 j: G: I0 _
General
& j$ t$ q" f" s/ H' o36-000 Scope (Appendix B)4 N( s" T Z( P/ i9 P7 Q d
36-006 Warning Notices+ I( }% }. N$ `& ^
Wiring Methods1 J$ _) M% }, y+ u* [* x* R
36-102 Radii of Bends6 F) V! J, b1 B: O& k& c/ `
36-104 Shielding of thermoset insulated conductors+ j1 C" i# L% V+ s; R9 K
36-108 Spacing of Exposed Conductors (1) table 30, table 310 ?$ i5 Q4 P( b* \: g
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
' n' e* }& D& J6 N6 _Control and Protective Equipment
) V- X( Q9 z) K/ T E1 S36-214 Disconnecting Means8 C5 V( ?( p* D: p' F# X* i
Grounding and Bonding
7 D0 ]& r1 e: a36-300 Material and minimum size of grounding conductor and ground grid conductor and connections8 i. s4 L% K, L! k% ~4 X
36-302 Station Ground Electrode (Appendix B)# U! O' P- F+ z' O
36-304 Station Ground Resistance (Appendix B)% h$ n& P3 v. d# F1 |' H" `1 b b
36-308 Connections to the Station Ground Electrode (Appendix B)
& s7 ~) Z6 K# ~, q% v4 t36-310 Gang-Operated Switch Handle Grounds/ y# f0 v# \# C% P" x; ^* X, a6 d
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
3 } D2 F9 _2 f7 I% y. e6 L( ?# w. c5 x5 v4 h
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment" n) U; f$ C* l
38-002 Special Terminology (Appendix B)1 X+ A* m3 [+ I0 ~; {# x
38-003 Voltage Limitations (Appendix B)4 E* E. O7 y" o0 u
38-004 Live Parts Enclosed
- y, j2 a9 Q G8 b" d& A5 c3 Z38-005 Working Clearances
) s, h% i' K8 P) F38-011 Insulation and Types of Conductors
/ Q( i0 V; ]* ?' x3 A! @! M38-012 Minimum Size of Conductors
) G9 l5 _" K% x8 ^3 p3 V7 o2 J9 n9 D6 \- y- p1 u
Section 40 Electric Cranes and Hoists
5 E; C2 T4 T0 }40-008 Disconnecting Means5 k2 u+ O- j- n4 I) Y7 o
40-010 Main Contact Conductors" r2 t5 {; d% ^7 S
$ Z/ ?8 g; h- L( r
Section 42 Electric Welders8 }9 }. O8 r' e# D% d/ K
Transformer Arc Welders5 T4 Q4 X- J) L+ Z4 \
42-006 Supply Conductors8 N/ J+ g2 c( B' t. H; N
8 D W- P; L# k$ f# ]4 SSection 44: Theatre Installations E9 D1 E5 m0 s2 I
General
0 f5 W. G h) y; d2 |9 d8 T7 m8 o44-104 Number of Conductors in Raceways
n- ~: A% F+ J0 l6 @) M- W44-106 Aisle Lights in Moving Picture Theatres
, S! p: H1 `. `6 ^: q1 y! rFixed Stage Switchboards8 t$ S" P& v7 b- K& e* d ` Q
44-210 Overcurrent Protection
% q2 C( k5 }' x6 S7 N! E2 `3 p; cFixed Stage Equipment d( |' q- G9 |: M
44-324 Receptacles in Gallery Pockets
; B& h7 Z/ O# l# V- y# {: b44-326 Receptacles and Plugs8 E) o) Z7 h5 R9 d* }
* Y% x" K9 e8 a7 uSection 46 Emergency Systems, Unit Equipment, and Exit Signs
5 e( Z) A9 p) ~; G- [General% {" }' m9 V+ `
46-102 Instructions0 r: Z! x' s+ m6 O9 E1 q+ \. e
46-108 Method of Wiring (Appendices B and G)
) ]+ }& r S. J' C2 DEmergency Systems3 F H; R2 a1 T! P/ B8 B4 [
46-202 Supply (Appendix G)
/ D9 ` W6 ]. ^& X8 Q+ y+ U46-204 Control1 Y. a% Q+ e3 h, z# L
46-206 Overcurrent Protection" I* F' l7 G" k
46-210 Remote Lamps
q3 \2 t" H5 m, R: TUnit Equipment
. |6 C. i. u5 I( c+ k ^46-304 Supply Connections
/ s/ @% Z) i7 H) h1 P46-306 Remote Lamps (Appendix B)
$ I2 a W; |! A$ O/ h* z1 iExit Signs
! N" E" b0 u8 m! p3 u( A46-400 Exit Signs (Appendix B and G)# V, e& x( K" b' ]
7 ]) i( h" A. f. z. u
Section 54 Community Antenna Distribution and Radio and Television Installations/ \+ S. S; H4 O$ ]* @
54-000 Scope
$ ]0 E+ ?! z2 i54-004 Community Antenna Distribution (Appendix B)
$ `7 s7 ]" p0 @# w3 e FCommunity Antenna distribution9 G9 v; E; k$ F3 ?
54-100 Conductors
2 o" T% e; m8 L# X5 w8 s54-102 Voltage and Current Limitations (Appendix B)
# v/ R- Z5 I8 V. i: N+ BProtection
. Q' K3 G& ~. x- z54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)8 d# h+ h. L* g5 d5 B5 ~
Grounding
: C7 m/ A# e0 ]) E! Y54-300 Grounding Conductor
, @% d, _: t ^- uConductors Within Buildings/ W {+ h( x0 N$ u6 l
54-400 Separation from Other Conductors
. M' x- F& J* D# V, OEquipment
" d+ d/ p6 Y% L( Z" ?54-500 Community Antenna Distribution Amplifiers and Other Power Sources; u) F1 w. T4 y- }% e) T
54-502 Exposed Equipment and Terminations5 z/ [% f* E9 z5 g0 e4 I/ W
$ d% a; u. F/ U4 s5 t9 g3 S
Section 56 Optical Fiber Cables
" k2 b f" \3 t3 U. D0 }General
% o7 t* I. D/ c+ H) k$ O56-100 Special Terminology5 U% |" _! E; V" N3 E1 l
56-102 Types5 i% _7 ?/ ?. P) X, H1 N- n
Installation Methods4 b, b, x, U* y0 C/ N$ @
56-200 Nonconductive Optical Fiber Cables (Appendix B)
* a( ?( N0 j! O56-202 Conductive Optical Fiber Cables (Appendix B)- ?0 Q+ M2 V0 |; x1 T6 c
56-204 Hybrid Cables
~0 H* ~4 s% H" G+ l ~8 N; ~56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)8 p% D k; a8 }& B0 E0 {3 @
, J2 r4 b0 |2 X& q( w+ L5 y( B6 q) d$ {Section 60 Electrical Communication Systems9 }1 U/ [. u% k R4 l' b/ u- q6 ?, N
General
$ i) @* S1 u. h0 H60-100 Special Terminology
2 a) ^+ B/ l* h) @! i7 iProtection J" n6 T8 ? [0 p- a8 z
60-202 Primary Protector Requirements
- e6 m; v7 h, W/ h5 A7 w/ mInside Conductors7 L) J, O' J) Q9 L* t
60-308 Separation from Other Conductors( k/ R5 h/ I' P* r7 U: L' @2 z, R
Equipment
& [% ~ |/ ?3 p6 [$ Y60-404 Exposed Equipment and Terminations9 c# N x0 [& c2 l
Underground Circuits+ Y9 a0 D& y' Q0 g/ a
60-600 Direct Buried Systems# \5 ?1 D: e; `
7 M, v* a" [! ]# b& [, D7 b# u/ ]Section 62 Fixed Electric Space and Surface Heating Systems) B$ T. `- H: o
General
$ |9 I# S$ ~6 u6 w8 k# m62-102 Special Terminology8 c) w4 C6 z, d' Z x$ L" \
62-108 Branch Circuits0 I7 L$ H/ z" W
62-110 Installation of Fixtures
1 E3 C3 S7 N+ [" A, n- Q- P62-114 Overcurrent Protection and Grouping (Appendix B) (5)
! |/ K& e( G, L- v62-116 Demand Factors for Service Conductors and Feeders (2)
! f/ }- @% v7 }) I9 l8 T, V3 a4 ]62-118 Temperature Control Devices
4 I7 L ? c+ a$ v: w( [" z! }62-122 Installation of Series Heating Cable Sets (4)(7)5 D4 @& J2 F# g
Electric Space Heating Systems( m0 D, Z% v) N: l6 P; \
62-202 Temperature Control
+ `' {; `: C. V$ `& \ J62-206 Proximity of Other Wiring (Appendix B)
( V. u. ?& |$ K1 |62-214 Installation of Heating Panels and Heating Panel Sets
0 \4 C+ ?' w6 U4 b62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
3 T- }+ t* x! h* D0 ]. @1 b62-226 Installation of Under-Floor Covering Heating Panel Sets" l5 M9 ^% f, l. r( A% v
Electric Surface Heating Systems' _+ {& O' V# H- B* c
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface7 F: f9 G+ p. p- e) H$ F* n- p& g
* l( z9 @$ B% O5 h- `$ a7 D
Section 68 Pools, Tubs, and Spas6 d' O- [: ~1 J$ E' l+ q6 W
General/ J% m* p! ^+ t, O" B2 a% R
68-050 Special Terminology
/ s* v3 H, v$ M/ C68-056 Underground Wiring - Table 615 X, Q) w9 w& E2 x7 e3 C% }8 ~+ b. O
68-058 Bonding to Ground (Appendix B)) b8 Y) D, e) s# Z9 f6 V
68-060 Junction and Deck Boxes (Appendix B)2 }! h1 r7 z. ?$ p: G& E/ ^
68-064 Receptacles' G% [/ b6 Y, R
68-066 Luminaires and Lighting Equipment
2 H" P+ |: E l8 [68-068 Ground Fault Circuit Interrupters (Appendix B)2 d- e$ Y6 L# ~; s+ C0 }* z. I
' Q/ f/ r3 P& _+ ?- B. b
Section 70 — Electrical requirements for factory-built relocatable structures and , H7 M2 B! E% f7 H
non-relocatable structures$ K& c m r* }* x V4 A
70-130 Tests (see Appendix B)) P0 K; J( i3 ]! }: Y1 L4 @+ j$ `
2 q- w9 ]' Z1 Q2 X. S8 `Section 76 Temporary Wiring (Appendix G)
% P8 A. V8 i! K& j76-004 Grounding
' L5 o: C4 P* W- s& @# N# U8 _76-008 Service Entrance Equipment+ S4 O* P* s8 n3 x
N 76-0065 d5 O" k* r) y* A) [6 ?3 ?
76-014 Branch Circuits
. ?6 f. ]5 s3 R# D; h# cN 76-0129 q3 ]9 o8 }2 {( V7 w3 j0 g+ S7 ]
+ z; Y6 t- X( M8 H6 R. t# gSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours' R3 N& F' ^" J; ^' _' Q. h
Marinas and Yacht Clubs
! N: R7 J# Q; m6 L* n7 h78-052 Receptacles
6 D2 g3 y; c, L78-056 Feeders and Services/ c% \, F+ \! ~
Marine Wharves, Structures, and Fishing Harbours
$ @. X8 w% _/ Y, ^; J$ R8 m78-106 Grounding and Bonding
. c! L$ ~% _: j% a) p! H1 {Tables; S u$ W; s: i `7 M+ `1 [6 b+ [( G
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
2 q% \$ f) \/ N6 W
5 m" J. l; a' a! K. \9 Y% N: y4 X6 ~Diagrams: 1, 2, 7
% Z' m, c/ t7 [8 E" M
% k, U2 ^/ K2 D3 W! n+ J yAppendix B6 f- C1 C. i2 u) r9 g: |
P352: Ground fault circuit interrupter- 6mA
) S. k# ^* h, HP354: 2-126 FT1, FT4, g1 c" d8 `+ @/ s: `$ b
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
, w1 }$ z" T$ ?" E* {P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
1 B7 F5 L, X) ~% h) `2 FP370: 12-1012, 1118, 1214 Example:( |! \! Z. }! |% I
P371: 12-1108
: o1 |; f0 |- {! C" lP381: 18-108(1)(b), 18-158(1)(b)
$ B$ _: X) C; Y2 p Z2 zP386: 24-206
6 W8 n; |5 H8 b+ ]0 Q# D; vP389: 26-256( D* z5 O, ]" O7 A8 E8 @
P391-P393: Section 28, Example to determine Motor Conductors and Protection. n3 y+ G% Q- k/ B9 [" C
2 }" [# O- x6 _Appendix D
: C* k& ]) P! ^1 h; ETable D1, D2, D3, D4, D5, D6, D7, D16 |
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