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Canadian Electrical Code Review Guide# e7 g3 e# ~0 W
For the Exam of Electrician For Red Seal License5 j c; E% J- M: h7 p: G; v: H
' k' W; a6 ~5 h& {Lesson One" U$ D; b5 v D6 X' z
Section 0 DEFINITIONS
! `8 a3 m% B* h! q J: UThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
4 H- o5 r$ k m: ^/ m+ A% jAccessible as applied to wiring methods% h! H s" P A+ Y K4 k P
Alive or live
: [! [4 `' K# B& t1 p8 vAluminum-sheathed cable
6 Q6 M) o. v3 z/ B, }1 qAmpacity
' O3 d7 K x9 J' f. ?. KAuthorized person, k2 f$ t* a E R9 K: @6 d! ^
Auxiliary gutter
$ P2 V; D u4 R& mAWG
9 \2 F3 ?4 {; n$ ^* p6 rBonding0 r2 }% ?$ d' ~$ g1 K
Cable tray$ A! {/ P0 U" k% D4 [* x% d
Cellular floor
" H3 j+ w- h, H, d+ Q# ]8 UBranch circuit
. \& F3 i% p/ B5 b% VBus3 |: \/ r* F0 p' {! m
Busway
9 T6 v5 y7 [4 _& S% eCommunication circuit; |: N' Z h0 Q6 x) t8 V) o( m1 m. P, m
Extra-low-voltage power circuit9 F. V7 D- d. g, o$ w n4 N# T1 `7 d
Low-energy power circuit
: D, x2 p ?" Q) }9 A" i' Q7 cMulti-wire branch circuit$ [$ \- a7 a1 a' O
Remote control circuit4 f0 G1 r* V4 F: O) K1 b
Signal circuit- v' ?: X" d/ a+ P# J/ F) ~
Circuit breaker
) ]- P ^4 U$ g+ v8 xInstantaneous-trip circuit breaker
5 d" |, e& E2 zConductor4 R0 x& o4 F: P# r1 k% Q" f; B/ X
Conduit
. u6 X1 A8 g) Q1 g9 H* Y& l Flexible metal conduit
0 T- w4 X$ M3 N Liquid-tight flexible conduit
- J2 i- A8 x9 ~/ Z+ l" u Rigid conduit
' s- b: O2 k4 Y( J% R9 L1 o. f" j3 p Rigid metal conduit. D5 m; K6 A- b. M
Rigid nonmetallic conduit
7 T3 g+ `( s8 g# |, N* N# W7 n Rigid PVC conduit* S) l8 r) X) ~0 N4 N6 W+ g) t: l
Connector4 {) v8 X2 [7 ]) m
Box connector
* m- N9 }9 G- S: U1 B$ U' y( V+ H' H0 n Wire connector
7 S" z! x" {- {+ Y7 tController2 v5 b& l" I+ u/ b/ }& H
Disconnecting means
1 q0 N1 t( Y) w3 |Dust-tight
) m. i, j" X5 G9 ]& x4 C0 t }Dwelling unit% I! q' R% j) [% V9 {
Electrical contractor' @: f9 [7 q- Q _! j4 `9 w* m
Electrical metallic tubing
2 G% K1 m' ]) W. ^) A' I1 TElectrical nonmetallic tubing
4 P) i5 g" [, h& v hEmergency lighting0 {& {' \' Q- X# C V: H
Explosion-proof L, V( H/ Q0 R5 Q7 E6 ~- V
Extra-low-voltage power circuit
4 ]7 K/ q/ m8 S# r7 b" Z8 y4 AFeeder
+ \8 B6 _) l1 A: |% x! pFlexible metal conduit% S- g0 J* l, g6 ~
Ground
/ c. A2 P6 E! H/ i7 G: jGround fault circuit interrupter- _# P- v2 B" V
Grounded2 @1 w A2 X& z! U0 D
Grounding
, o% r- b- \# P" yGrounding conductor+ G7 d8 [5 I+ y# _5 ^9 l
Grounding electrode
2 V& K+ R* |$ ~1 C+ I/ tGuarded
E5 Q: j; f3 E" vHoistway
8 a7 L& Y2 }( o& |3 o( Q/ f# DIdentified
2 x Y$ u6 ~8 r$ r0 ILampholder. F O& v$ l$ z! w% V
Low-voltage protection3 {# s% O( n! G& ?% F8 [
Low-voltage release) f$ T3 ]' F; n# @
Neutral
/ _7 A2 h; z9 u" R9 d) ?Noncombustible construction
* f. R5 Z; B" p/ ^3 y( NOutlet
; a5 \ M; F9 D6 kOutline lighting
8 c4 C% r- T( \) o% @" `Over current device6 r! N9 S9 X" Q. n/ W, W& E
Overload device( v" G* i; [+ D- g
Panel board
: R* l6 \# h! G1 B9 V* Y+ tPanelboard, enclosed
' Q8 i, y8 P' D6 u+ V+ T- mPermanently connected equipment' K( ^& \. X8 l, V" B
Permit/ c9 u8 R8 u& X9 R0 x
Plenum9 N" R0 j. T: i7 {
Portable as applied to electrical equipment. E* h7 o: c" V! V
Portable ground fault circuit interrupter0 g. X6 J* L5 y1 d, |# S# Y
Power supply cord
. i( r# c7 J D: w1 A; z7 XRaceway2 K3 m8 i" T$ D) |& ~5 |2 S9 n
Receptacle
/ N! F# C6 y! V7 | Duplex receptacle6 H, O4 X0 G* U4 L0 y, f
Single receptacle
0 g8 x$ ?# y* N& |. _& t Split receptacle
) T1 W6 K8 b. c5 J, KService, consumer‘s6 J' q' B% C& E8 E, x
Service, supply
) m3 B0 z* J% w/ ]Service box% `) d+ `& M+ D0 l3 e ?- F) g% ^
Service room: `) h4 ?% t* l+ k5 |
Single-dwelling' M) B/ D% N5 e$ r: ?& S9 o
Slow-burning as applied to conductor insulation
, B5 ~/ e8 S4 H H6 ?# \$ ?Splitter( e: G. ~# T1 T; _/ c
Starter
4 U- V; |9 {% MSwitch' a; y8 W: v( `: c x
General-use switch: i: Q; ?: u& w! j q: b
Indicating switch0 Z* ^1 k1 _7 ^/ `1 ~
Isolating switch J6 b$ n/ `/ G
Motor-circuit switch7 }; f- q/ g8 y! }7 X3 H
System1 O1 x0 n7 [( s7 G
Communication system, [1 a9 t1 j. V e1 U. T
Community antenna distribution system(CATV)$ R( C0 P! _/ ^
Grounding system
0 Q# N; ?9 B5 H/ xUnderfloor raceway: \2 [4 a; k1 y5 `# w# ?
Voltage:
: s( s* F; ] L+ I Extra-low voltage
: F4 N! O# ^. J( \# o8 [ High voltage
& ?( ?# [4 K w1 I" @! j1 D Low voltage
: u8 `+ S" F+ IVoltage of a circuit) }6 L U. U- ^( o$ l% o; C
Voltage-to-ground+ L* N7 x; w3 v. Z% @
Wireway" G. F7 I/ Q4 i
r1 _- ?5 @$ `0 u5 v' i
Section 2 GENERAL RULES& i y/ ~5 x! l+ _
Administrative
2 T8 a) m! P2 K" h [9 z2-018 Reconnection4 W; ]3 O9 X/ i2 e" R& k
2-030 Deviation or Postponement/ }* X/ P& _( N
Technical General
. r) i9 f: N7 T% }9 g9 _2-106 Circuit Voltage-to-Ground – Dwelling units9 e! E( S4 W' n
2-114 Soldering Fluxes
1 E# h7 e) C9 d6 ]. W2-116 AWG Sizes of conductors. B7 q) e& m) ]$ u0 m; m' \. r
2-124 Fire spread (see Appendices B and G)
; A* H& L( [' I5 Q1 Y+ E: L2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
8 ]3 ]$ N. W7 W2 WProtection of Persons and Property
3 f0 N5 x# M; [( [" H. H2-202 Guarding of Bare Live Parts
( K7 c/ I1 _* |. z! g9 ]. Q+ rMaintenance and Operation
+ C3 U) U0 o3 Q8 Q2-304 Disconnection( x( ]7 \9 a8 b" N+ j5 L
2-306 Maintenance of Live Equipment
6 T# \1 ?9 V2 u$ NN 2-306 Shock and flash protection (see Appendix B)
# {4 s1 F4 `4 d9 O2-308 Working Space About Electrical Equipment: Table-56" ~4 S# _9 n- l& q8 K8 `
2-310 Entrance to, and Exit from, Working Space
4 `7 [, i4 S A2-320 Drainage
1 n0 a3 F) R( ^% U2 U. u2-322 Electrical Equipment near combustible Gas Meters and other Devices7 h1 X2 U0 o1 E( \1 I; S
Enclosures
0 r' o% W1 F0 V1 ~, d2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) % z3 ^5 l. B, e2 c M* A% l0 o
2-404 Marking of Motors: DP, WP, TE8 y- w8 W; I3 K7 q0 {: l) k
' H- _/ E d$ k, V4 T# ?Section 4 Conductors) B$ T/ l% J0 I7 Z6 _
4-000 Scope% R: X) j* V J3 C% E
4-002 Size of Conductors: 14#, 12#
1 l0 o6 M8 ^ c/ {2 O& ]( ^4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36# t6 q7 B+ }9 c) h# X8 ] P3 l
4-006 Insulated Conductors: Table 19
- Q( B2 |: t$ L$ {# ^+ C: B4-010 Uses of Flexible Cord: Table 11
! b6 f% r: ~' B% j x% [9 r4-012 Sizes of Flexible Cord
: P9 W% [) j. G4-014 Ampacity of Flexible Cords: Table 12
! s% J6 i$ a% X; F6 p# D( ]4-018 Equipment Wire8 C4 V. b6 ?" A$ ]0 V9 Q. e0 v- d
4-020 Insulation of Neutral Conductors
% h& u. \+ E3 b4 F. a W4-022 Size of Neutral conductor
* l8 U: g' h8 k9 [( ?5 p Q1 q4-024 Common Neutral Conductor7 H. K& ]& N/ c% e( a
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
' m9 F7 q- z+ W" _, H* m8 r% @4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
- ~! h% X) [* P# i2 R4 r4 N4-032 Identification of Type MI Neutral Conductors
8 t. A0 j& ~( [+ R8 s* W* ]4-034 Use of Identified Conductors
3 g2 X8 i \% P) c- u- |9 S7 |4-036 Colour of Conductors: Phase A, B, C, …5 q0 M9 M+ d. k. q/ M& ]7 O
0 W0 s5 J- |) ]* y2 j' o5 |/ S2 U) t
Section 6 Services and Service Equipment
+ [- r& I4 D; i" {, \General
0 ?) A, e3 L+ e! L$ |8 z/ O% ^) d. h6-102 Number of Supply Services Permitted
" J$ ^6 K- {+ e0 {6-104 Number of Consumer’s Services Permitted in or on a Building0 O4 Y8 w6 N, M
6-108 Supply Service from an Electric Railway System& L* K8 @+ ^4 r2 |
6-110 Three-wire Consumer’s Services
0 l; f$ D7 A& a/ G1 _$ k# h4 N1 d z6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
) `4 A( I1 x' [8 h$ Y( \& v6-114 Methods of terminating conductors at consumer’s service- z1 k/ j. U8 x0 }& U5 q1 P
6-116 Consumer’s Service Head Location: W) X6 I! D1 c# \1 U5 V
Control and Protective Equipment& J0 C/ P( Z( V$ `0 e& N& p
6-200 Service Equipment' q* |. f1 \, D k# g8 w: f
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)9 N. B! G. l _+ f8 t0 U0 ?( i
6-208 Consumer’s Service Conductors Location
* S- G) P- Y |( H( L6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches/ h0 Z* B- [0 u2 \
6-212 Wiring Space in Enclosures
( L7 }( M4 d; w d1 v L2 u1 [# `% ^6-214 Marking of Service Boxes
1 J, [/ N- H( `$ O3 v S3 X, NWiring Methods
2 g+ m0 ^2 i1 p6 ], d6-300 Underground Consumer’s Services' _3 g& M# z/ Y7 v7 y( V3 h
6-302 Overhead Consumer’s Service Conductors
?( N: x! v' J1 m5 E" G0 U- B2 U6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
, v, O5 j% t$ ?; _1 h: q; B6-306 Consumer’s Service Raceways# Y' v7 ^' g* p/ Y- V" E
6-308 Use of Bare Neutral in Consumer’s Service
6 L1 n' \9 I9 @8 w7 j9 Q7 R6-310 Use of Joints in Consumer’s Service Neutral Conductors& I0 U; M: z5 a; K
6-312 Condensation in Consumer’s Service Raceway% X2 Z- `- w( O# y# o, J
Metering Equipment2 Z: V, N( e6 f, P% O
6-400 Metering Equipment' m& u5 U, `6 L
6-402 Method of Installing Meter Loops
! d$ M+ A* k$ i6 U; k6-404 Enclosures for Instrument Transformers
9 a7 z8 C( \8 ]- m6 _0 T6-408 Location of Meters
: i6 a/ G; M2 N4 K) r& W) x# O: B' z6 D9 Y% ]3 u& L/ F! A! e
Section 8 Circuit Loading and Demand Factors! t$ T0 |0 a9 t3 B1 I
General
+ S g! j# z6 w o" R" E& p8-100 Current Calculations
+ ~* X5 X/ Z! {8-102 Voltage Drop ( see Appendix D)" y6 Q$ U8 Q2 M z- P
8-104 Maximum Circuit Loading! b- i5 x$ f- b, V& S" i* [' N
8-108 Number of Branch Circuit Positions
* P) R: l: d9 F0 x1 L, }6 C" k8-110 Determination of Areas
- j: ~ ~$ U z: A/ M! fServices and Feeders
2 p- `9 _1 l* j8-200 Single Dwellings (see Appendix B)
2 w) F) K* b& d0 f8-202 Apartment and Similar Buildings& B2 J8 G' N9 V$ O
8-204 Schools
/ q% j1 I: X. k( y+ @6 G8-206 Hospitals( Z Y0 w y8 K) s" O
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy4 y6 l- R' C2 {6 j6 B/ d* ~: o
8-210 Other Types of Occupancy (Table 14)$ Z+ s# T4 Y1 @# R* R# z
8-212 Special Lighting Circuits
3 j" S- y. r. {- U. `1 uBranch Circuits; Q: M0 F' G+ P: i. @& u) D
8-300 Branch Circuits Supplying Electric Ranges
1 A: m/ i. o1 i$ @* c, F# f! o8-302 Connected Loads2 W. l/ R. r% B
1 W& I& T$ z8 y8 G2 }/ n! u! u
Section 10 Grounding and Bonding
. G( e0 Z" X- j: ?7 v, F0 CScope and Object) S( r7 Q: ^6 _4 ~1 x: j9 D* G
10-002 Object1 {( z) K. y- E; {1 [9 N
System and Circuit Grounding
2 }) d/ r/ |) T10-102 Two-Wire Direct-Current Systems* U! ` r2 l1 s, r
10-104 Three-Wire Direct-Current Systems6 O- A9 {; ?6 x/ S/ B
10-106 Alternating-Current Systems
' J3 L: i s, A( y v10-110 Electric Crane Circuits
: T C$ Q* Z& m& g) A W' }10-114 Circuits of Less Than 50 V
/ O& }' v# m( W/ D) ]7 M9 _10-116 Instrument Transformer Circuits
; j3 d) ]7 n& F' M. s2 C$ [1 oGrounding Connections for Systems and Circuits
) f) }( U& Q% t6 L. w7 O! m10-200 Current Over Grounding and Bonding Conductors# V3 j+ W3 R! G6 z) l3 G
10-204 Grounding Connections for Alternating-Current Systems
% N1 @' ~" f: {' i" Z( G( f. L6 @10-206 Grounding Connections for Isolated Systems4 u" J% R/ o: `* ]4 r0 I8 k
10-210 Conductor to be Grounded
) N0 M+ V/ r/ f+ I" dConductor Enclosure Bonding
P: ?% P* f7 i, \7 @10-302 Other Conductor Enclosures
S. {6 S& E( t4 U! VN 10-304% M. m$ ]: E D2 B1 e0 m' J
Equipment Bonding
; ], _. @- O& W5 o/ N10-400 Fixed Equipment, General
1 o' b1 g- A3 f# [. p0 v2 {9 [10-402 Fixed Equipment, Specific (3), (4)( O: Q+ p8 ]# N: s- P1 ^
10-404 In Nonmetallic Wiring Systems- X/ y" t( \& L3 m* J
10-406 Non-electrical Equipment
" ]9 D5 }# T9 I) ?/ L! X10-408 Portable Equipment (4)(b)
. N; M* t z. Y/ y/ E, D10-410 Instrument Transformer Cases
# K3 l \( P+ j& e10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
. _! k3 K9 `# B% |6 e, }- z/ p10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V, ]! n. u; p# _2 e% i+ n; Q
Methods of Grounding; P7 a' L, k5 N3 s0 e6 O3 M
10-500 Effective grounding (see Appendix B)
0 m( W x7 i( G, u5 o/ [1 B10-502 Common grounding conductors7 T8 O! Z! m0 U( R2 v9 ]8 i
10-504 Common grounding electrodes0 K" j. f7 Y, `# a4 w
Bonding Methods+ q& f4 ~+ Y1 h, Q
10-600 Clean Surfaces0 @& q$ p6 h; O6 v$ E
10-604 Bonding at Service Equipment/ M# ]- T( v0 Q0 k1 a9 \
10-606 Means of Assuring Continuity at Service Equipment
& N( |7 U# S6 g. ?10-610 Bonding at Other Than Service Equipment
- b( C+ T0 k- }10-612 Loosely Jointed Metal Raceways* R" `+ N6 L9 X) X& [+ A' ^
10-614 Bonding Jumpers Table 41/ V% a$ k7 Z: s! |2 H
Grounding Electrodes
) w' Z6 P0 v2 R1 V1 F10-700 Grounding Electrodes
# q x$ i9 j) S5 V: ?10-702 Artificial Grounding Electrodes1 I6 s) L- H- X2 a1 b& S
N 10-700 & 10-702
* B1 O8 d* a8 I$ W( V10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
5 O. T9 I# c7 I& K; D* V2 O9 @N 10-702
$ K- L: Y- G. [- P( O, C10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding' D& Q2 \' i- R, i# h2 u
N 10-702
/ f9 a" M1 j5 N( D/ @10-710 Use of Lightning Rods (Appendices B and G)- U* K7 ^, M$ i. [# l
N 10-706
) H# n. @# x" S) IGrounding and Bonding Conductors
0 j. i4 a% q% E! H5 B5 m3 }! `10-800 Continuity of Grounding and Bonding Conductors% K1 ]: A6 c6 v, ?% }8 G3 |
10-802 Material for System Grounding Conductors
8 O4 Z' o6 O' K5 `; c: t10-804 Material for Bonding Conductors4 H- W- v: `+ e+ t; y% C
10-806 Installation of System Grounding Conductors
$ I6 B A( R; J) Z& Y( Z10-808 Installation of Equipment Bonding Conductors
( r0 s6 k3 M* P- R10-810 Grounding Conductor Size for DC Circuits
% l$ L9 E4 y1 _ ]) n10-812 Grounding Conductor Size for AC Systems (see Appendix B)
0 o* Q# O3 o9 G+ C4 r7 V10-814 Bonding Conductor Size (Appendix B)5 c7 ^, T( |8 ~
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment1 K; ~1 y9 A+ U) F1 T* E# Z
10-818 Bonding Conductor for Outline Lighting" p6 T3 {1 n, M, r- {1 ~0 h
10-820 Bonding Conductor Size for Instrument Transformers
4 c! C L/ A, @( E- w# D# uGrounding and Bonding Conductor Connections
0 t2 ~/ F% g; n! m10-902 Grounding Conduct Connection to Water Pipe Electrodes) _% M, {: q9 ^6 b: z
10-906 Bonding conductor connection to circuits and equipment! n2 K4 P% J/ z9 |! a
10-908 Grounding Conductor Connection to Electrodes
+ |8 ]! T4 u/ J4 ?Lightning Arresters
) E3 l# K# J# w10-1000 Lightning Arresters on Secondary Services – 750V or Less
2 e4 q( m4 M6 @5 ~+ K0 @$ n* c) b
; q/ p& M2 e0 K+ FSection 12 – Wiring Methods* M$ [7 O; U8 c. _6 ~
Scope7 t6 n6 x5 Z4 g
12-000 Scope (Appendix B)# a5 M* ~) S7 g8 R- j6 S6 K
General Requirement3 a: Y: J0 r& n0 h
12-010 Wiring in Ducts and Plenum Chambers5 k3 ^* h5 t# e9 Z T
12-012 Underground Installations (Appendix B)# w# d8 N; `. D
12-016 Lightning Rod Conductors
' \* c5 @' j6 p' ]4 DConductors - General+ U2 w* C$ }! X# c+ m" K& E$ a
12-100 Types of Conductors (Appendix B) Table 199 q2 T$ H X: ?2 P
12-102 Thermoplastic-Insulated Conductors
4 V' R" g& S4 P9 l1 ]12-104 Flame Tested Coverings* E2 l# A3 Q6 |$ O# D
12-106 Multi- and Single- Conductor Cables& }+ @( R! b4 v7 q& n
12-108 Conductors in Parallel (Appendix B)* |8 R3 e( L& r: V' c1 Y8 o
12-112 Conductor Joints and Splices
' P% r9 Q2 e; Q: n n% B! h: `) E4 O12-114 Ends of insulated conductors
4 k8 b- V) F- @12-116 Termination of Conductors (Appendix B)4 d% l" V9 ` O$ G0 k
12-118 Termination and Splicing of Aluminum Conductors
& p: H7 t& g) V. N( X4 y- q12-120 Supporting of Conductors - Table 21
+ z# c6 e9 A% I% M5 ZOpen Wiring. T9 N/ a1 C+ Q3 g. u T
12-204 Spacing of Conductors% P& F* F# l/ a" x! B! X' v
12-206 Conductor Supports
$ C$ R1 L7 D' i/ [12-208 Conductors on Flat Surfaces
9 y/ O3 @+ S% i5 w! e9 X! o c& x: h12-212 Protection from Mechanical Injury8 g- N8 I( L% S! h. u* _
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises3 l, ]+ i0 S- \! ~1 C
12-308 Minimum Size of Overhead Conductors- w8 R# r' O, E0 r. H9 R4 B
12-318 Use of Neutral Supported Cables
4 G. L$ Y% P# m9 f6 tNonmetallic Sheathed Cable2 z" y0 @' }$ s0 M; G2 V3 g1 N
12-502 Maximum Voltage/ S7 q, @, q, Y5 H* R* g
12-510 Running of cable between Boxes and Fittings (Appendix G)
6 K" C& o; ? O: O/ D4 k! {0 P' ]; w' d12-514 Protection on joists and rafters( o* j6 P$ e! {' [+ L0 F D
12-516 Protection for Cable in Concealed Installations (Appendix G)
- @# ~4 ^3 t" }( G9 w12-522 Where Outlet Boxes Are Not Required
+ s; F% C- o6 w; i" H& l+ lArmoured Cable3 k8 y4 f) S$ K: a( j
12-602 Use (Appendix B)
) G0 r8 x/ b3 P P s$ q/ F8 g12-604 Protection for Armoured Cables in Lanes5 T$ N+ k ~& `' c+ c! s/ g
12-606 Use of Thermoplastic Covered Armoured Cable0 N- v2 \/ }$ S0 |1 B
12-608 Continuity of Armoured Cable
* i9 c! g$ u) z- d* T) V2 c12-610 Terminating Armoured Cable+ S/ W4 L! X7 s3 I0 z
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
- |) I1 z$ Z' d12-614 Radii of Bends in Armoured Cables
+ o; g* y; j4 }" | ?12-616 Concealed Armoured Cable Installation6 C/ |: o+ S9 D) s% t
12-618 Running of Cable between Boxes, Etc! P' N* p; K9 V9 e/ P
Mineral-Insulated and Aluminum-Sheathed Cable; [. ?3 I5 G' ^/ }( P ?
12-702 Use6 M9 j, f: i6 \5 w) i
12-704 Use When Embedded1 R0 l |/ Y. U, Z, C; v
12-706 Method of Supporting
0 j. m' q# W1 x- M12-708 Direct Earth Burial
0 ]7 t. w8 l* v$ O' {- f12-710 Mechanical Protection
% ~+ m8 X0 u% S! T12-712 Radii of Bends- v% a; H0 Y! m
12-714 Termination of Mineral-Insulated Cable (Appendix B)
+ }! r8 q# ^: O# D12-716 Connection to Other Forms of Wiring: q" I& {7 u7 e2 r/ Z8 s
Flat Conductor Cable Type FCC
( J5 S% W" [! {4 V1 n12-804 Use Permitted
0 U7 F# L9 C/ N+ e12-806 Use Prohibited: U3 E4 C6 | S! y! v3 S( t) v
12-818 Anchoring* M) o; w4 I0 N: c7 N
12-820 Crossings
4 W+ @' d' k% lRaceways - General R) I& l$ j* O& d# X% [4 Y5 |
12-904 Conductors in Raceways6 V7 U8 C/ [7 n% l# @- e# `5 d0 W& u
12-906 Protection of Conductors at Ends of Raceways
0 c% e' e, ]" H4 v! J3 m9 g12-908 Inserting Conductors in Raceways
; h5 ~( d0 j2 Q; D& M* [12-910 Joints or Splices Within Raceways4 v' D1 I7 E* I a/ \4 `( N
12-912 Stranding of Conductors: o: A: D/ i1 K" w
12-914 Electrical Continuity of Raceways r- _( [1 j: ], Y7 \, E
12-922 Radii of Bends in Raceways: L$ x' m, s3 O$ L5 Z* T
N 12-922 Radii of Bends in Raceways Table 78 n6 ^" F4 u* }) _$ L Y
12-932 Protection for Raceways in Lanes
3 ^3 i- z2 Z/ X% ]' p+ s12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B); u- l; j9 u+ v1 x6 V
12-938 Capping of Unused Raceways& ]8 u" i) U3 g$ L8 s+ F7 C
12-940 Maximum Number of Bends in Raceways/ A! z) U; i% o) c
Rigid and Flexible Metal Conduit2 n: \& P& u% {. m5 @" {
12-1002 Use O2 \# \/ O- S
12-1004 Minimum Size of Conduits1 j4 [; p( E9 ~$ G8 S5 f' v
12-1006 Conduit Threads (Appendix B)
% u0 y5 g% R4 ~0 [" l; |12-1008 Thread Engagement
; P- c2 W6 p. B4 k12-1010 Maximum Spacing of Conduit Supports4 |" J9 r+ V4 V. r G# o0 _* I
12-1012 Expansion and Contraction of Conduits (Appendix B)3 y; ]: c& K a5 W c) z8 F
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 1 X+ J! {; w _, ]. w7 e! H9 e
Rigid PVC Conduit and Rigid HFT Conduit' Y/ ~& j2 Z$ v4 q% e/ ]
12-1100 Use
1 \9 G" I6 E! W4 c4 e6 d4 l12-1102 Restrictions on Use
8 x( c' M( J4 f( K! _12-1104 Temperature Limitations (Appendix B)5 A& d; E$ m E0 [+ P$ v7 {; p
12-1108 Field Bends (Appendix B), (2)* F0 j5 A! e& h1 v
12-1110 Support of Luminaires
7 G9 N' e# ]1 v/ H9 A2 J! b a12-1112 Fittings
( P e3 s2 {8 {3 c; ^9 z12-1114 Maximum Spacing of Conduit Supports% \- e% g: ?- C" G8 O# @& I
12-1116 Support of Equipment! Y# K6 G" u8 z7 J
12-1118 Expansion Joints (Appendix B example)
: A4 |7 G! g& ] \) oRigid RTRC Conduit$ B; t- L* g0 ? n9 G. p
12-1210 Temperature Limitations7 w, J' S3 R! l; P- {
12-1214 Expansion Joints (Appendix B)8 D- V/ k& Q [8 x( I/ b/ G! L# h
Liquid-Tight Flexible Conduit8 O$ c! ?/ ^- h! u9 f- k4 m
12-1302 Use of Liquid-Tight Flexible Conduit1 z/ |5 ?2 L6 Y
12-1304 Maximum Number of Conductors
: J( \" ?; _9 Q' I$ H9 [12-1306 Provisions for Bonding
0 W) _$ e% J0 f2 J4 lElectrical Metallic Tubing
$ T. ?3 w. Q& k+ {' a12-1402 Use
0 h5 X$ p5 o$ L/ ~9 ^1 K12-1404 Supports1 j1 l1 A7 C+ t* j+ ?- ^0 S2 G: N
12-1406 Minimum Tubing Size
+ g& r7 M+ p, {+ d& u: t12-1408 Maximum Number of Conductors
+ ~/ B; U, D2 }12-1410 Connections and Couplings0 F1 {) v8 T9 p5 F. M9 k" _
12-1412 Radii of Bends in Tubing: G& [8 Y" W/ e& B' Z
N Table 7& y; T9 P/ J7 R0 K% a8 {
Electrical Nonmetallic Tubing
5 g' B6 r- z/ {* u3 e12-1516 Provision for Bonding Continuity
3 s- ~7 ^% o) ]N 12-1514) Z( D4 r) N4 t
Surface Raceways
$ v: i [! j8 |/ {6 R$ G% m12-1602 Use of Surface Raceway (Appendix B)
0 A6 Y: ^; b* K' d5 q+ C9 C12-1604 Temperature Limitations
' j1 n! W& K U, \, p1 u12-1606 Conductors in Surface Raceways (Appendix B)$ Q2 g1 f' T% Y/ m1 A0 ^
12-1608 Maximum Voltage
5 K6 j |6 G$ w8 ^' k6 [( d12-1610 Joints and splices
% t. }2 o! H% f/ VUnderfloor Raceways
4 o% s" g% q% M g5 {0 @9 ?; H$ J- I12-1712 Discontinued Outlets in Underfloor Raceways
9 z0 L- y* c3 ^5 \8 M/ s/ lCellular Floors" b# h! C4 L. u
12-1804 Maximum Conductor Size in Cellular Floor
$ P C1 t1 c1 N) g4 u- F1 ~1 D12-1820 Cellular floor discontinued outlets& }+ Q7 R) e9 Y' L/ z1 ~
Auxiliary Gutters( }9 `) ~: A9 `3 K( Y4 V# ]4 k& D8 e
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
7 l1 j* U* L3 i" b, ?7 N. R: E12-1902 Auxiliary Gutter Supports9 j4 X K- x) |# r( n8 p& f
12-1904 Auxiliary Gutter Cross-Sectional Area: B4 |3 p4 s- Y
Busways and Splitters
5 }- `% }, ]* Z12-2004 AC Circuits in Busways and Splitters$ X7 k& R" g+ _# t
12-2006 Busway and Splitter Supports0 d: g+ F( H( i
12-2008 Method of Installation of Busways7 a8 { v0 V. }+ R. B( h
12-2012 Reduction in Size of Busways
# C+ r. v( ^8 o% y/ D. x+ U0 W12-2014 Length of Busways Used as Branch Circuits7 d! Q% H% i" c* V" L \' V% Q
12-2018 Taps in Splitters# r; B. T9 U m( @8 I& ?5 o' y
Wireways2 d( i0 G; B. g6 T9 \ a* x' T; w- ?
12-2104 Conductors in Wireways
; h2 L9 ^" ]/ C' Y& V1 U12-2106 Taps and Splices in Wireways
# m- H+ F; ^& t" O Cable Trays& c- H7 [2 \3 |# S8 G4 q& E
12-2200 Method of Installation (Appendix B)9 \2 z* s3 c: D) S! h' @7 ~6 q/ v
12-2204 Joints and Splices Within Cable Trays
. N. p- g# S2 {! P12-2208 Provisions for Bonding
* U9 O: M. y9 b9 N12-2210 Ampacities of Conductors in Cable Trays
# G1 q( L+ d4 G! SInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings' s7 I) q* F9 q
12-3000 Maximum Number of Outlets Per Circuit9 f6 A; r { t; Z8 m$ X& i
N 8-304
. m5 W! V7 |: ]" p1 }1 M- C12-3002 Outlet Boxes (Appendix B)
& ]; \% Z0 P5 x: iN 12-3000
8 D/ ?# Q% L- H! g/ f5 ^12-3004 Outlet Box Covers( K. W) Z" e# B7 M3 O! B
N 12-3002
( t' ^; m! ~4 c( V12-3010 Boxes in Concrete Construction* n- }' Y: s: S) Z4 l9 [) _) B: @
N 12-30087 I8 f" J4 w; q' r* P. t
12-3012 Outlet Box Supports
- f8 C5 {, L" k- S2 `& N1 ^ oN 12-30102 ?3 ?) ^9 |) a7 z, s
12-3016 Accessibility of Junction Boxes/ {8 q$ T2 y2 z- V& K
N 12-30147 e2 ?5 _9 I% ]
12-3018 Flush Boxes, cabinets, and Fittings9 `9 b& f: A5 l0 E0 x
N 12-3016* E5 [; b4 n* T8 O
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) % i% x' o h# p& T3 C
N 12-30222 y f7 ]& u0 q7 f- W% t
12-3036 Maximum Number of conductors in a Box - Table 23. q g+ n7 c, K. ~5 I2 b
N 12-30342 R ^' O3 r& M1 `
12-3038 Pull Box or Junction box Sizes
& A% X* z& y+ r$ B( G# V+ tN 12-3036
) I7 D' X" n' k* V: H6 p7 Q" w" x; r3 @- }7 t# F
Section 14 Protection and Control/ _" |/ ~; B5 i
General Requirement. t8 \% q$ B$ x2 @0 _2 [
14-010 Protective and Control Devices Required
9 U9 y3 J: f1 i; b, ?- {" h14-016 Connection of Devices
: S3 u$ i# r/ M3 {6 n7 X% A7 s Protective Devices – General
) U" H ]8 O# d7 a2 Y; ^! ~ 14-100 Overcurrent Devices Required
# v5 s2 L- m7 Q. m l" g, ^14-102 Ground Fault Protection (Appendix B)
2 f; C! a8 j4 k \1 q; v* s" o* r14-104 Rating of Overcurrent Devices (Appendix B) Table 13; F" P+ a1 Y7 ^4 W0 j. {% h
14-112 Overcurrent Devices in Parallel9 w, w: o; `" n4 V# V
Fuses- y4 d' H" M" m6 U* h- K+ r
14-200 Time-Delay and Low-Melting Point Fuses
) u6 W0 N6 D5 `5 M14-202 Use of Plug Fuses0 x1 @# U- o6 M! ?
14-208 Rating of Fuses, D1 _7 L6 T1 h
14-212 Use of Fuses (Appendix B)& V% N3 D1 E2 z- H. L+ }, b a" f8 |( U
Circuit Breakers [, p& s6 B( I6 q B) @( z
14-300 Circuit Breakers, General. U. p/ Q6 W/ u# ^0 L* v
14-306 Tripping Elements for Circuit Breakers) T9 W+ p! J) j" W
14-308 Battery Control Power for Circuit Breakers
% ?/ P9 a" f9 F9 b0 I1 p; j6 q( HControl Devices - General$ Q6 }# d7 d/ g: s& q
14-402 Disconnecting Means Required for Fused Circuits
/ A( S6 [- I7 m* r- H2 _Control Devices - Switches
/ m) s$ h, D) j8 s6 p9 `/ A ^- S14-502 Mounting of knife Switches" n3 u2 }& B3 [2 i! R% A
14-504 Maximum Rating of Switches
* V2 z9 m# ~8 x, J; [' {( w14-508 Rating of General-Use AC/DC Switches (Appendix B)
9 Q( [3 W/ \2 `( t# |3 _& S14-512 Manually Operated General-Use 347V AC Switches (Appendix B)8 E0 R- G! a0 }+ O: E% l4 }3 V
Solid State Devices' x0 P; _1 u- D- V' H5 b! N
14-700 Restriction of Use; \& ?! E9 o5 r+ H( H
14-702 Disconnecting Means Required
3 L6 x8 V: y" P& a n( ~& w/ _# B" B7 M- H
Section 16 Class 1 and Class 2 Circuits# Z& Q' Y8 u* |1 Z1 E, \$ w2 d
General' c: k: p; P: R; A
16-004 Class 1 Extra-Low-Voltage Power Circuits
( n( q/ u. q& v9 m16-006 Class 2 Low-Energy Power Circuits
7 J1 x! o" y" N, s5 [16-012 Circuits in Communication Cables" z+ ^5 J& ^9 M1 k
Class 1 Circuits( H5 K y/ t+ d+ V
16-100 Limitation of Class 1 Circuits
. c* D4 n; f& l16-104 Overcurrent Protection of Class 1 Circuits
" v9 R3 A s. c+ M; ~# P1 J7 y16-106 Location of Overcurrent Devices in Class 1 Circuits
6 Z; t) z/ n6 y. N" u- ]+ A ]16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
& D! ^. k/ ~9 C) H+ d2 y16-110 Conductor Material and Sizes
" O3 y8 t6 s# p, D* q; G" H8 x9 q* p16-112 Insulated Conductors for Class 1 Wiring
- f o# K# a9 I- V$ CClass 2 Circuits
# m# V, f# }4 s7 m! I16-200 Limitations of Class 2 Circuits (Appendix B)
/ F; r5 h% F1 V! I16-204 Marking$ k1 F9 v: Q s5 U V; j2 K
16-206 Overcurrent Protection for Class 2 Circuits
2 q* c+ _9 W; G. |7 F16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
! \9 d- J, ~/ k2 a. fELC: extra-low-voltage cable5 e' S- i7 k7 [0 A4 K
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
& b; N2 ~* y8 i2 Q. z9 c
# {$ A7 X0 t4 k$ eSection 18 Hazardous Locations! g5 D7 B# f5 U! e6 u4 C
Scope and Introduction
6 d. {( {9 P) R I: `18-004 Classification
# N' I1 t- k$ ^% ?, Y18-006 Division of Class I Locations (Appendices B and J)
! Y/ ^+ x& ^8 t1 _7 {1 f# @; d1 x18-008 Division of Class II Locations (Appendix B)
* }5 ^3 ?6 ~( B; Q18-010 Division of Class III Locations (Appendix B)# Y& X0 Y' H: Q% R: J' d C
General
% `, k$ W4 x) A1 P/ k18-062 Metal-Covered Cable (Appendix B)
; s8 S+ w* A; P' `* j; zInstallations in Class 1, Zone 1 Location
4 Z' y5 L8 s# `7 g" ^% n' p18-108 Sealing, Class I, Zone I (Appendix B). M5 A9 S" g5 u: C5 K0 }3 }
) S& f3 i( f7 k# n, b- S" FSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars2 e. S1 C! `0 J4 V/ M
Gasoline Dispensing and Service Stations
6 B2 M; C3 J. r( U20-002 General3 D) M0 k4 P4 h5 h7 M
20-004 Hazardous Area (Appendix B)
" N/ Z( L; I6 s& P9 L) h9 ^Propane Dispensing, Container Filling, and Storage( N! m& l3 q- x) j5 m
20-034 Hazardous Areas - Table 63
+ [% h3 p4 a( L1 O0 `Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
* C4 _$ b' X% t( Z3 q20-062 Hazardous Areas
! ~7 Q# j" n" m4 Y$ B8 U4 F& QCommercial Garages – Repairs and Storage
* e* D5 @0 x v4 z20-100 Scope
! e, }+ V3 d+ f7 y. b20-102 Hazardous Areas (1)
( M: v s' t! }4 J- o5 m( E$ j* r, M" d( l- Q8 l
Section 24 Patient Care Areas
) a% H1 D/ [5 L: D! ~7 ? i3 v# B24-000 Scope (Appendix B)
7 h2 s" u6 [% x: j- O24-002 Special Terminology (Appendix B)4 T5 F( k- h7 m2 |- Z1 W0 ^ |; ^
Patient care area" J6 \6 N; x$ d" O8 H. i
Patient Care Areas6 M& {7 E8 p3 F, T
24-106 Receptacles in Basic Care Areas (Appendix B)
. {- P: o8 R' r/ @Isolated Systems7 S, t/ @: @+ G% E) @
24-204 Single-Phase Isolated Circuits (Appendix B)
2 L6 b( J/ [" X24-206/ B' ~) x9 r5 k+ _5 ~ v) @. d
/ b4 z* ^+ T# y: a6 h1 eSection 26 Installation of Electrical Equipment/ L; G: q& V8 e. f' n. ]
General
5 J* f h6 c0 |26-004 Equipment Over Combustible Surfaces (Appendix B)
! |9 I* w/ A6 Q* |: D: x9 _26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)2 |9 T7 s- _) R* c' \* Y4 t9 M. b
Isolating Switches
5 ]! ]* V2 B5 @; m. p* m1 s26-100 Location of Isolating Switches
, c6 d3 i. o# |6 F- }Capacitors
2 P6 m( o( o# c' P- i5 d! f26-204 Guarding of Capacitors
! `1 y( s/ Q) I) P# w! K* G$ D26-206 Grounding of Capacitors
& k( L2 T$ P3 ?: S; t! A4 x2 E26-208 Conductor Size for Capacitors6 l! R: Q @0 Z; D$ T" _' k
26-210 Overcurrent Protection (Appendix B)4 N: R9 V! R. P# [) i: I
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits2 }+ k. f6 T0 X6 A- Z7 ]6 y$ [* @
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
) {6 u, T, p. R26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
( |8 E2 s5 K( ~& q2 S8 J! z7 v9 I, w26-218 Special Provisions for Motor Circuit Capacitors
" ~ J/ N4 S8 X! `4 W3 i" F26-222 Drainage of Stored Charge of Capacitors. h, ^2 O- Y A! |- a8 A$ g$ v& e9 E
Transformers
. W0 z. Z# j6 r k- c/ V5 {26-240 Transformers, General$ o( D6 t- y! r# T( W1 k
26-242 Outdoor Transformer Installations6 t( T- o* }1 ]& |5 o
26-244 Transformers, Mounted on Roofs (Appendix B)7 @" K' K( N, S8 e
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)$ S; y) M& D5 P0 H* V
26-248 Dry-Core, Open-Ventilated Type Transformers
* A1 P0 k+ H: Z+ q4 C- R26-250 Disconnecting Means for Transformers
+ X; |' v# I2 s" t' B26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V) _, K7 o9 |) B$ Q7 j# C
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers8 k( v( y% F- _; Y$ m
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
6 t& u l. c9 w" x7 }26-258 Conductor Size for Transformers, o! w! I, N2 G1 ]9 S2 w
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
. O0 W6 b5 i" e6 e, O( w# `26-262 Marking of Transformers# ?5 z `. k! i* _/ g9 g
26-264 Auto-Transformers
! X2 U% S# B5 Z& Z( |' g" X' A8 BFences) C# s/ [0 J4 W, h( ^& p @0 v6 @
26-302 Clearance of Equipment - Table 33
: L& k& ?3 @/ ]. |2 EPanelboards( S- i3 Q* W$ L/ _; _9 U
26-400 Panelboards in Dwelling Units (Appendix B)
, z% H, `2 x2 k, x7 m$ T26-402 Location of Panelboards (Appendix G)/ v5 d! F& w7 W, P: X
Lightning Arresters
, E6 q7 d0 i2 |: ^( E ?/ ?26-508 Connection of Lightning Arresters
4 w& V! P6 A$ F$ |Storage Batteries
! K j8 D% M8 L1 ~26-542 Special Terminology: \* h$ y+ N9 I4 H3 ~
26-550 Battery Installation
! h0 Y# t) E0 j26-552 Wiring to Batteries
# ?8 A5 ]/ X8 p! x' FArc Lamps
# C' m# ]" t% o; }$ @26-600 Location of Arc Lamps! |9 _- e+ C c% |1 o3 C
26-602 Conductors to Arc Lamps
4 P( B9 x. ^" ?6 ]26-608 Globes and Spark Arresters/ J' x% |" w2 | k% Y# y" U% F
Receptacles
$ X5 x; g* D- b2 F6 o7 w26-700 General (Appendix B)
+ b% c& q. A2 V+ f' p26-702 Receptacles Exposed to the Weather
7 v1 ?" e* X g; X" m9 f2 R5 [! mReceptacles in Residential Occupancies
6 s0 `9 h3 k, N4 v) i/ w# r26-710 General (Appendices B and G)7 B" U# v2 c( q5 w
26-712 Receptacles in Dwelling Units (Appendices B and G)4 W R# K0 s6 J' P# h" y! W% u% c
26-714 Receptacles in Single Dwellings (Appendices B and G)
# C% h2 [; E2 }2 z& `* X' r0 PBranch Circuits in Residential Occupancies
8 f$ R& w5 i0 g; j( `5 e) n26-720 General
$ i& B; F3 g, V9 n' [" A. t% _26-722 Branch Circuits in Dwelling Units
) x, H4 }% p/ E26-724 Branch Circuits in Single Dwellings
9 r( }/ @9 q8 I; W5 v8 h* G26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
3 M/ E. e5 ~9 X; k9 UN 26-720 (F) X2 C; ]( J, w+ ? I
Electric Heating and Cooking Appliances
; ^: ]8 {$ C/ [; q* m: `2 B( y26-744 Supply connections for Appliances0 ~9 z8 ~& a5 \2 A7 r9 e3 [
26-750 Installation of Storage-Tank Water Heaters
- \% S, k& W. t" U0 w. \26-752 Infrared Drying Lamps
1 Y* A* F7 L) Y$ K& _, }
4 u7 z% ?9 p G. g0 z' aSection 28 Motors and Generators
7 }% S. e6 j% Q0 X* \1 M' ^( wGeneral
) ~. m3 |/ n4 C" C28-010 Special Terminology
' {1 k: J6 M$ j/ JHermetic refrigerant motor compressor
% u8 L; C+ f4 [- d) Y4 I5 z1 T+ RLocked rotor current rating/ \; R/ J5 S' j
Service Factor0 r3 @* M1 t; t/ @" J
Table 44; Table 45; Table-D2
0 r ?" O7 g1 s* e* ]! m: [Wiring Methods and Conductors
& k$ ]% d, |5 z+ q$ a$ u28-102 Portable Motors" q+ q* o/ H+ @+ B
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
$ e7 X6 v* E, \/ j( t28-106 Conductors, Individual Motors7 i4 X9 m+ G3 _
28-108 Conductors, Two or More Motors( R4 p" D, G% `
28-110 Feeder Conductors
3 a6 Q) B8 }. D/ E0 t) g" A28-112 Secondary Conductors
( h7 {, x- v3 L; P3 C' N' XOvercurrent Protection+ m+ n1 U, W: ?! M
28-200 Branch Circuit Overcurrent Protection
. v3 Z' @/ l2 j+ n! E# f0 z- Q6 I28-204 Feeder Overcurrent Protection9 Q" ]/ H% [! V3 P& z' C' o
28-206 Grouping of Motors on a Single Branch Circuit4 U. E* K0 l7 T( h! q$ v
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
- A! j* F* A' l7 |: {Overload and Overheating Protection4 v4 |4 `" }; f# r' v
28-302 Types of Overload Protection
3 C% e, P+ e* q' X9 ^28-304 Number and Location of Overload Devices (Appendix B) Table 25
/ d; ~# V H' j28-306 Rating or Trip Selection of Overload Devices (Appendix B)6 @8 t. h. d _4 J: j
28-308 Overload Protection Not Required* b4 E! P, P! p0 d. Z% Q. h
Undervoltage Protection ( _! @0 X7 k& Z6 k
28-400 Undervoltage Protection Required for Motors (Appendix B) ]; ?6 |- _+ ^. ?. x# F
Control/ p6 l" Y3 ?" x& o! R
28-500 Control Required
' J) P0 S% G8 W7 X+ K; _* s28-502 Control Location( ~* x: h" q$ N/ t2 M7 C
28-504 Starters Having Different Starting and Running Position
& w/ g7 G. a* F; F& e3 |28-506 Grounded Control Circuit1 |& y, f8 l; Z( L' \
Disconnecting Means6 D. b. {. p8 }" r8 H6 o+ @0 d
28-600 Disconnecting Means Required4 T' U2 n8 B! j! O/ j. u
28-602 Types and Ratings of disconnecting Means (Appendix B)
" J# F% i& C) c* U$ j. }; S+ `28-604 Location of Disconnecting Means8 i+ Z- W) C( M$ ~4 o6 @4 `
Hermetic Refrigerant Motor-Compressors
9 j* x: M b$ G* h28-706 Conductor Ampacity
' J& z) e5 S/ P& j# ~9 M% t- T3 c28-708 Overcurrent Protection% g% H, m3 w+ Y7 Q3 g5 l7 w% j
28-714 Disconnecting Means# E# Y7 ?( @# t2 M) }- F0 h+ X
Protection and Control of Generators
2 u: I2 b, _& i. N* v# m! p28-900 Disconnecting Means Required for Generators
2 u+ r4 ^: B* m6 w5 a7 ^28-902 Protection of Constant-Voltage Generators
4 `5 }/ P, n- B8 t* ?) Y4 j28-904 Generator Not Driven by Electricity
9 P6 n8 E& i( U+ \: \28-906 Balancer sets5 i# `, F& m5 Y6 F
28-908 Three-Wire Direct-Current Generators
z( n- _' V! b4 ~1 q
1 [( F+ r1 Y; R$ ~( M; QSection 30 Installation of Lighting Equipment
# r- U# N; x) L) v30-002 Special Terminology (Appendix B)* {: t- Z3 {/ v2 i0 k
General
I& r& K. S- p) f30-102 Voltage* s/ Y: v$ |2 K5 z* P
30-104 Protection (Appendix B)
c4 ~* H B! W; t R30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment& |3 x! B0 W' v3 K7 y
30-108 Polarization of Luminaires
$ T' J5 {% Q4 R6 o$ w" S! X* m9 t30-110 Bonding of Lighting Equipment
- h* |) \5 \% m* `% ILocation of Lighting Equipment" q j9 [ B. i8 t" |6 P
30-200 Near or Over Combustible Material
3 n, c% ^% M* f5 z' }30-202 In Show Windows
0 G f; J1 J H Q' Y3 M4 [30-204 In Clothes Closets [9 {% U) o1 I$ B
Installation of Lighting Equipment& C. W. X% s6 o% f, d
30-302 Support5 \2 X& _4 o0 n! N: i
30-304 Outlet Boxes to be Covered) T$ ? u6 I4 Z( r+ w( x4 I
30-308 Circuit Connections
7 C( l8 h$ c4 I, T30-310 Luminaire as a Raceway
' Y, Z3 y. g5 Q( c, h1 X$ r: x30-314 Minimum Height of Low Luminaires& }! D' W3 C q) p
30-316 Luminaires Exposed to Flying Objects- Z1 D5 h1 }. n/ V
30-320 Luminaires in Damp or Wet Locations
! k4 ]5 b' S' o$ C5 u4 r7 gN 30-3180 e% j4 `) T' f& d0 ]# P
Wiring of Lighting Equipment: T8 o* W+ v- \+ j
30-400 Wiring of Luminaires5 H. g6 e+ p* [; [6 t
30-402 Colour Coding
/ v- H. |6 K; `1 H2 R. M30-404 Conductor Insulation/ Z; T: L4 }% k* H$ ]( w
30-406 Conductors on Movable Parts0 P! w, {# J$ J% X" E& c4 ~! W
30-408 Wiring of Ceiling Outlet Boxes4 }( t( V+ {! P8 P& p. N4 ^
30-410 Wiring of Show Window Luminaires. E1 O$ X( H* `) b5 P
30-412 Tap Connection Conductors! l' n7 a/ M, |1 c" k+ U% d
Luminaires in buildings of Residential Occupancy0 y3 O; u2 J+ a5 f
30-500 Lighting Equipment at Entrances (Appendix G)
7 F( |' @; k" R* p: y30-502 Luminaires in Dwelling Units (Appendix G), c8 }: q1 I* K9 @8 [" ~' y
30-504 Stairways (Appendix G)( I2 e- n, q- c( [0 h- s
30-506 Basements (Appendix G)
: {$ \2 e, |# D' {4 j7 \7 N# C" ~30-508 Storage Rooms (Appendix G)+ ?* _3 Q- e( _' E* Y
30-510 Garages and Carports (Appendix G); G% M. W: i) x5 a: d( ^
Lampholders
6 W( h6 ~3 `( p% s+ A30-600 Lampholder rating with Incandescent Lamps
/ t- B) A# W/ b, f" L6 f2 pN CANCEL
4 O; W0 f+ A) g2 m) i30-602 Connections to Lampholders
% a' ~9 R- f) | v4 x7 f. rN 30-6005 t4 A' S7 L% k
30-604 Switched Lampholders Used on Unidentified Circuits
2 Y0 R) N. ]* gN 30-602
! z7 A; x/ c8 z' M* M30-606 Switched Lampholders with Pull-Type Mechanisms
! Y% i- \$ Y* }, e* rN 30-604" E0 j. k& Z. l. j5 b. e
30-610 Pendant Lampholders( @! K! z7 O5 _$ W5 b0 T
N 30-608
% n* Y u3 x9 C; t( fElectric-Discharge Lighting Systems Operating at 1000V or Less
0 b4 y: h. L( ]" @" ?# I30-710 Control (Appendix B) [+ Q) N) {# j% K8 x' B- Q0 j
30-712 Branch Circuit Capacity3 F" u$ {" }- J I P3 E3 m8 r
Electric-Discharge Lighting Systems Operating at More Than 1000V6 l3 H! U" y) _7 [/ l' c: y; z
30-802 Voltages, Dwelling Units( i. H8 s. k- L" L
30-804 control (Appendix B)( S: _% T7 E) u3 |) q
Recessed Luminaires (Appendix G)5 o* H$ b9 Z" e5 J8 T: M% \
30-902 Spacings for Non-IC Type Luminaires5 }6 t7 a# o% n/ F+ V% x
30-910 Wiring of Recessed Luminaires (Appendix B)' Q9 \4 `! h& Y& O" Y! r: \
Exposed Wiring for Permanent Outdoor Lighting! p( f; n* _* P8 Z3 ` j
30-1120 Branch Circuit Loading and Protection
: i4 P9 X$ ]- Y, h& W- I7 |Extra-Low-Voltage Lighting Systems
2 }3 L6 E5 o! d) q, r30-1202 Sources of Supply% F' |6 Y: e: ?3 x" H
" L* U4 l/ g0 J& b2 y) t& l
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
5 J4 M; b3 T' s# p: M, o) u: D& V3 PFire Alarm Systems
+ {% K! P. f& w2 I3 r# ?32-100 Conductors8 ^" E: O( p2 |7 T6 a7 M
32-102 Wiring Method
1 x( j8 m$ r# u. U2 K32-104 Equipment Bonding: E' W$ b0 n ^+ X+ j; c8 X7 ^$ O
32-106 Electrical Supervision
0 q7 ^% W8 `; i5 @ |32-108 Current Supply' J6 A$ ~! f; a$ S( q* F
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)5 I4 n Y0 {5 e0 }
Fire Pumps
4 R: L6 }% x$ K4 l1 b32-208 Overcurrent Protection (Appendix B)) D8 V* m4 t, ]3 u
N 32-206
1 N4 ~5 ?) R) d0 a# z" @7 [# A32-210 Overload and Overheating Protection (Appendix B); o& y9 s" q, r h" B/ Y
32-212 Ground Fault Circuit Interrupter (Appendix B)
" X0 ^! S! ?0 @, |/ Y: @1 s8 E& D, g
Section 36 High-Voltage Installations3 k* d5 {5 k' w+ Z* B
General g [% ?. o, a
36-000 Scope (Appendix B)
. h+ l7 o( R, _" b* W* E36-006 Warning Notices
$ S% ]. B3 W( W. Y# ~: z& kWiring Methods0 D: S0 Y2 G, l9 C( s4 E
36-102 Radii of Bends" `2 K) ^. k9 i- Y; W& Y
36-104 Shielding of thermoset insulated conductors
3 @1 o' j" o' l* M36-108 Spacing of Exposed Conductors (1) table 30, table 31% C: z, v7 d8 B! ]9 ]9 |
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34' z2 ~2 k/ ?. |: R2 c
Control and Protective Equipment/ a; g6 @, s. b' s0 e0 E) h l
36-214 Disconnecting Means) Y! N7 s! Y1 e5 K1 Q5 r
Grounding and Bonding7 `0 j2 F: t) }0 r# d" B
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
: G9 E) Y/ w+ M, C$ a$ t36-302 Station Ground Electrode (Appendix B)$ X( [; n& v' }7 \# b, D8 P; W
36-304 Station Ground Resistance (Appendix B)) U' ^, |9 q! ?; T0 C: y3 Q
36-308 Connections to the Station Ground Electrode (Appendix B)# }( ?3 h; c* x7 E
36-310 Gang-Operated Switch Handle Grounds7 u8 o0 p" }/ k a1 l
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations& v8 n0 E: e3 b5 u4 o: b# {
' l) D% ~, Z- m7 k R. g7 N* h
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
4 Z* J; `8 g7 [2 R, W0 m38-002 Special Terminology (Appendix B)+ C" H$ }( {6 |! ^" Y' O
38-003 Voltage Limitations (Appendix B)$ c( s2 ]# y# d. B! K
38-004 Live Parts Enclosed
1 {2 O2 b' L6 u5 T: Q; c: P; _ ~38-005 Working Clearances4 m: T" A! l6 ], K" S9 g5 Z
38-011 Insulation and Types of Conductors' Y$ R7 @% E& ~
38-012 Minimum Size of Conductors% ]( p$ q7 v" [& _* G z$ f
* ^( ^ |# M2 D/ ^3 I( Q( u
Section 40 Electric Cranes and Hoists5 w/ _3 p5 K [1 i# K3 ^- r
40-008 Disconnecting Means
: n: y6 U4 f O/ h [/ I1 ]7 Y40-010 Main Contact Conductors
8 V/ T0 N( P* s- P
. n. u! ?# E% R+ f/ f3 _$ H" wSection 42 Electric Welders
1 q+ X/ l( v% UTransformer Arc Welders
9 Y s" @# z. H8 r42-006 Supply Conductors
* y4 i$ e j7 I/ ]0 t
4 C8 o- k" m1 k7 [. O1 P1 u) {Section 44: Theatre Installations9 ?* W2 t' O% H
General& P# W. w+ n, ] q) w( @' s. Z6 B
44-104 Number of Conductors in Raceways
1 k- D* R1 m- Q% r44-106 Aisle Lights in Moving Picture Theatres( D# b" }9 N" F
Fixed Stage Switchboards
! r& S8 Z2 v( ~# w44-210 Overcurrent Protection
9 ~& P, l, A6 r/ C9 QFixed Stage Equipment
: L# a. o% T9 F6 {& N0 J44-324 Receptacles in Gallery Pockets9 ?/ A4 A( j9 ?* ]! `
44-326 Receptacles and Plugs
4 B5 _; v2 R0 t' M2 ? ^0 ?
, ^% e. W* j$ p* F1 j$ M, E! zSection 46 Emergency Systems, Unit Equipment, and Exit Signs2 P1 \0 P6 D- Y1 S$ d
General( M) b2 _% S1 ^# F) T% ?9 V% A# e
46-102 Instructions+ M3 c" j9 A& ^5 e
46-108 Method of Wiring (Appendices B and G)
3 w5 w* ]3 l6 B9 lEmergency Systems- z0 m2 n4 V& k% c. C" Q. H! ~
46-202 Supply (Appendix G)
* b% p! f z: X" z% u+ ^" v46-204 Control8 G; q K8 A) Y. H: e9 F( T
46-206 Overcurrent Protection/ H) A2 z4 S3 Q3 i
46-210 Remote Lamps
/ X( M6 ~! [9 J" q3 YUnit Equipment7 s g2 h. z) |" V* r9 e, ?
46-304 Supply Connections. r9 \5 v6 v$ s) f+ ?# r, W; X) C
46-306 Remote Lamps (Appendix B)4 M- A' c# N0 b/ Y1 U, @
Exit Signs
& `3 R& M% b/ G% ]( q: f- @/ m' Z$ K3 y; T46-400 Exit Signs (Appendix B and G)
1 r9 [% b$ t" V; j3 u+ q! C9 Y' E% X2 C( @) d, V$ g7 L/ O
Section 54 Community Antenna Distribution and Radio and Television Installations8 e: X9 e' ]/ _; S4 S
54-000 Scope+ t; ?. W. h* n, f3 g! B5 z9 m
54-004 Community Antenna Distribution (Appendix B)
0 Z) D5 }! g7 z* c# m8 m+ f' gCommunity Antenna distribution
" R' A9 {, @- A54-100 Conductors
* b+ H& [- L- ~: I: d54-102 Voltage and Current Limitations (Appendix B)
. ^1 V- g! a* S" ?4 J: Z. {' z0 S. vProtection
9 }: v9 x& S# P54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)9 |9 b1 z) z4 ?' {* \+ l
Grounding! [7 q% {$ v4 o# q6 ^
54-300 Grounding Conductor
8 D9 K* s6 ~: u- i$ T! R) N- V) fConductors Within Buildings
g/ g. f0 T& S& O. O" D c5 Z! q54-400 Separation from Other Conductors r) {5 c c5 N, S* v
Equipment
3 q B' q9 y7 u" ^0 Z( ~. ?54-500 Community Antenna Distribution Amplifiers and Other Power Sources
c; I8 s% q' G4 ?4 W4 K7 C9 j54-502 Exposed Equipment and Terminations
) G. R2 `: a% r& I6 f( U Y* R; g' e
1 ?' Q( ~, y2 ESection 56 Optical Fiber Cables
, Q- _0 ]. @( @, b& LGeneral
1 O$ ?" l: g* I; ^6 Y/ O. N56-100 Special Terminology4 a1 E3 J5 e. y% [+ _
56-102 Types
# U% J1 d* z9 vInstallation Methods7 O2 C' f; L' F. z( w! j) Q
56-200 Nonconductive Optical Fiber Cables (Appendix B)* B: _0 \8 J' K+ a2 f" |
56-202 Conductive Optical Fiber Cables (Appendix B)
/ J$ V& K# c; f( @; I56-204 Hybrid Cables6 |; r: Y# y$ P2 E4 }
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)3 s* U2 E# j5 s' q$ Z" }/ H
+ q! M. g4 P# V N" k) K
Section 60 Electrical Communication Systems
6 r4 H2 g6 H! m6 p8 bGeneral
$ K9 o+ _7 Z! e* D" ^- b60-100 Special Terminology
* D% C9 Y( T) v7 W# ~3 r6 kProtection
/ {4 f7 G4 \0 Y" U& F+ `. B60-202 Primary Protector Requirements/ I' u; K- Z6 c. s7 Y
Inside Conductors; z) L: @4 _( q7 c9 @/ m
60-308 Separation from Other Conductors8 q* y. a* M# M$ y* z
Equipment3 \, h# ^0 W) R0 A9 A* u
60-404 Exposed Equipment and Terminations
: \) e$ [3 L! j; z& RUnderground Circuits
& f( I- T) Z+ K60-600 Direct Buried Systems. I$ R v1 `6 J) K. h* j2 f9 Y
# J. h2 F% O* Y% d" Q7 C4 n4 G
Section 62 Fixed Electric Space and Surface Heating Systems0 ^" v x! V) t! D
General
0 t' ]; A$ V/ R" [4 v; R' x62-102 Special Terminology* y+ n7 L# f: X, ]5 Q! A0 L+ G
62-108 Branch Circuits0 @1 K6 i( ]4 V* y, A4 k
62-110 Installation of Fixtures+ |, H* e# [. }5 w+ I1 Z5 h; j
62-114 Overcurrent Protection and Grouping (Appendix B) (5)& P0 B; X! e3 ~1 o* F5 l
62-116 Demand Factors for Service Conductors and Feeders (2)7 z# `* ]: Q3 D4 N4 K2 A. n1 J T
62-118 Temperature Control Devices
& o# W J0 ?4 H2 ?* x4 I: u62-122 Installation of Series Heating Cable Sets (4)(7)+ J0 o, c" @0 r
Electric Space Heating Systems p4 o; G7 {* r' V, w! x
62-202 Temperature Control
$ b6 F4 ]- t+ @8 O62-206 Proximity of Other Wiring (Appendix B)
2 P, P* d3 x/ |1 c- ~ D, p' \$ a62-214 Installation of Heating Panels and Heating Panel Sets: b- v6 U/ y) f9 s
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
$ ?) f, _# P- N( g62-226 Installation of Under-Floor Covering Heating Panel Sets
$ K, q5 E( d7 h M4 DElectric Surface Heating Systems1 `& F: W) a8 k) X8 B% d* S+ I
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
3 g4 Y: f8 B3 I0 w5 Z# P p% @! w1 J+ |
Section 68 Pools, Tubs, and Spas+ E" t5 A4 U; w
General3 `2 K+ G* Y5 `4 F& a
68-050 Special Terminology5 L7 y# b0 W$ t9 o) T w3 Q% _. M2 P
68-056 Underground Wiring - Table 61& H# c0 n5 E; b( a5 W
68-058 Bonding to Ground (Appendix B)
/ ~6 m- t' d- i' t! u# C, }68-060 Junction and Deck Boxes (Appendix B)
' a" V! N2 y* Q, L+ |; S68-064 Receptacles
. b( b8 g, m) X68-066 Luminaires and Lighting Equipment: ~/ ]! a& l# c' V3 x, b, |
68-068 Ground Fault Circuit Interrupters (Appendix B)! \$ v0 w2 F# D$ a0 S! X
; @' D- {3 i Y6 x& |
Section 70 — Electrical requirements for factory-built relocatable structures and 1 u* G0 u) e6 N; O
non-relocatable structures
N [/ q. D! ~; i7 E' P70-130 Tests (see Appendix B)* L. N, f8 |) A, x, |3 P3 G3 W* F
, b. G8 r5 S' T. h7 r1 ]4 F$ G
Section 76 Temporary Wiring (Appendix G)& o. b' A. m9 d$ S" P& f/ _
76-004 Grounding
3 x/ j" H5 p* g" }2 ~ w0 m8 g76-008 Service Entrance Equipment
9 n9 P$ L) G! @" s4 MN 76-006
1 D$ G: q4 p$ g' M. Z76-014 Branch Circuits M3 y3 z% }$ o8 O" g
N 76-0124 r& B4 `4 h% h4 @; ]1 }& u
O5 F( m7 M6 m1 e' b; s3 r
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
p% m! H. G+ l8 ^ K# d' PMarinas and Yacht Clubs
0 u% N) f8 D7 ?, t4 @! ^ X' ^78-052 Receptacles' f1 T: o! S7 E+ u% C
78-056 Feeders and Services) O% r% V9 U+ v; ~( I
Marine Wharves, Structures, and Fishing Harbours- }* p+ C6 n; X$ {# z
78-106 Grounding and Bonding
l2 F$ I% C# G" ZTables
( D5 @6 ~. c/ n4 R5 [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
* x& Q. _3 \' O0 F% i; J; g2 I `* z' d% t J5 [8 T0 h
Diagrams: 1, 2, 7
) J8 e1 s5 e2 _8 N: _
7 v8 r" S# `% H7 t: X! ?Appendix B' a6 M6 ^% }3 D! F* I1 j
P352: Ground fault circuit interrupter- 6mA4 K4 m$ F3 S3 s) q( ^
P354: 2-126 FT1, FT4; `+ o, a% r, t8 ?
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)8 S) h. o S- \
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)8 `/ c+ D& V9 e2 V: z
P370: 12-1012, 1118, 1214 Example:
# Z- I8 K$ a- [' |4 } C! ]$ RP371: 12-1108( w& D1 L$ v& H' Y
P381: 18-108(1)(b), 18-158(1)(b)
4 |7 c4 I( {5 W% {P386: 24-206. M3 l9 S- H( p, y' }6 Q) K
P389: 26-256
' R- ~4 [" S* F/ u3 e# mP391-P393: Section 28, Example to determine Motor Conductors and Protection, f9 T8 ?9 E6 Y& ?' w
0 q4 I; o0 [: [) w+ B) O; t2 a
Appendix D
4 x M. I+ i6 @/ L& n8 K$ _Table D1, D2, D3, D4, D5, D6, D7, D16 |
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