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Canadian Electrical Code Review Guide. G$ `2 N! p' B
For the Exam of Electrician For Red Seal License. K! `) v- h6 c! V ^/ q, D
3 G4 f9 d, I& k
Lesson One
* i# z" f$ O8 l: a6 qSection 0 DEFINITIONS0 T+ C& o; |3 j3 `$ Y% k* k& j; E
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
' L1 `" V6 x0 Q- I8 r; A4 KAccessible as applied to wiring methods
5 v6 d V1 Y5 U. m( J8 IAlive or live
0 K! O; T) F( x9 {! VAluminum-sheathed cable
: Y3 B4 Y8 s$ W( G; A! \Ampacity
$ |$ X+ }3 \& s; E! o9 I. i L; o- ^; r) mAuthorized person
1 R' G, ~$ r) L! q2 xAuxiliary gutter7 R9 E" e; o- _8 I- V
AWG
# Q ^1 Q! N1 O3 @Bonding3 Z4 ]; `) e9 Z8 d1 b/ p
Cable tray
4 w3 T; e+ H; a' w3 M; F6 J9 @5 _& YCellular floor% A" e* C1 } i* j
Branch circuit
9 f( k7 h) s2 C$ J4 }; `1 GBus
' V7 H3 |3 `' g4 T( Y4 b# f$ S: B) E1 oBusway7 |. O3 L# W; |; h6 B( \
Communication circuit
/ H l) O# o* M6 E' Y3 o2 @( h7 t) mExtra-low-voltage power circuit, Y, }. E( F6 G& C: X
Low-energy power circuit
4 U$ ?+ w* _8 Q: RMulti-wire branch circuit( |3 `7 [0 Y- [# G% O& C, v3 }
Remote control circuit/ `* V# A9 k$ X" |0 s4 ]5 ^6 M
Signal circuit
, d, A7 h5 u0 q3 r( N2 _0 dCircuit breaker( M; p4 R% g0 b4 ?+ l, c0 }
Instantaneous-trip circuit breaker
( C6 ]% u9 M/ v" {Conductor
/ I! x) u+ v2 ~9 X* h% H: |$ LConduit, B8 u) \5 F% W+ ^
Flexible metal conduit
4 ?) h' A# v0 H. X+ M; j4 y! a Liquid-tight flexible conduit f n) R5 b3 o% w0 N; D2 z* Q
Rigid conduit
& V& Z6 D& @( B Rigid metal conduit
& K# u! t8 y1 l: v0 S/ r# } Rigid nonmetallic conduit
) i: m+ j- t$ @! \5 M Rigid PVC conduit& k3 j, N. }& k' S* s
Connector
0 A) e$ O0 G5 H$ c% O( ?4 c. p Box connector
+ T& {% Q2 w" Q) e+ H Wire connector
8 T D4 @! h3 X" q% u( J/ xController
$ e+ ?! [. m E3 J2 P) \Disconnecting means) q: h5 w7 S5 \0 ]3 C" Z
Dust-tight
1 W. p" P" s! t! r. pDwelling unit
, o6 m! r/ |6 m2 u5 `& k; v- J3 l: mElectrical contractor
+ u6 h6 f: {& j. U1 ?/ S0 q0 IElectrical metallic tubing7 r# r0 D3 O2 k; n4 ~9 W) X( a
Electrical nonmetallic tubing( ]% C) @9 `+ D. l
Emergency lighting
2 ]4 \; C$ C, Q. K8 o, a8 SExplosion-proof7 g8 }' j# |2 e9 j
Extra-low-voltage power circuit4 x0 }: `6 N x* R T
Feeder
- k& l$ j+ p5 W/ ^, \2 IFlexible metal conduit' Q8 Y2 r: w1 v! R6 _
Ground
) {, o9 P1 x9 a! n- o& K- r: k0 CGround fault circuit interrupter4 Y. v( G" n* O" }: O
Grounded: V- [4 L. C: x. D
Grounding$ }1 ~6 G+ |4 ^0 g
Grounding conductor# L& ?' T8 n" P
Grounding electrode
$ l# b+ x" G4 v! \$ B8 RGuarded
2 i( @8 l1 M0 g" h4 G: ~* zHoistway2 B$ ~* C5 p( ~5 w! c
Identified
) M+ L- ?" N5 L3 R- `Lampholder
8 A/ K) @# o% Z8 l5 t. z1 V1 o* }8 DLow-voltage protection
1 P$ V- ]& h$ {; }Low-voltage release
: S& Y* V- e5 `. rNeutral4 j8 ]. R) L' h* q e
Noncombustible construction
3 r) v; z0 w9 k" gOutlet
1 P' t* A( G! U+ M. n& L) G+ GOutline lighting6 B) n' x! t; a1 g- [4 |4 n. \
Over current device
6 k& [5 m+ u4 j& e1 MOverload device
9 d. ]6 j# d) OPanel board4 F$ [4 Z: X3 T7 i, t# {
Panelboard, enclosed
5 N5 @# |- s! M XPermanently connected equipment5 L& m& z6 H, m9 ^
Permit. N8 j( C4 h4 o) ^1 d* K
Plenum
, w7 O3 S/ v) W+ i3 U3 pPortable as applied to electrical equipment
5 l3 j: M; K* WPortable ground fault circuit interrupter9 x( l t& M G6 Q
Power supply cord
- U/ f, P/ z: ?Raceway
3 G. `2 L: U9 R1 IReceptacle5 R/ _; g5 J+ J8 U# Y
Duplex receptacle
; R/ J$ [+ m( z- f. ~, V# ^ Single receptacle
$ S1 h6 z7 E5 |- p" U Split receptacle
9 |/ R1 @% l! @( a/ qService, consumer‘s
* x3 c* z5 g! lService, supply: E& c5 X# F& V. H1 |& ?$ D
Service box( b# P$ |' K ~2 ]" k8 b; E; g. }
Service room& B8 I- d/ t+ k) Z
Single-dwelling
( b/ y( N% Q) a; A! [' ~9 TSlow-burning as applied to conductor insulation% ~- h8 E% l- J: _
Splitter3 ~0 e3 _) I3 U8 i- K: P
Starter9 r k0 p! S( t7 \
Switch! e0 h+ }, D9 ~- ] u: Y# M" {
General-use switch# D% _& Y, n% R& [6 j* s, |
Indicating switch# ]+ ?" ?# u8 W% J
Isolating switch
: F8 E2 ^5 f- w: G T5 q Motor-circuit switch2 g0 W- n x* g! a
System
+ V' O- G: a3 `7 r- I* n8 b) i( `5 h Communication system' Q0 z6 u4 N" ~; f* `0 [5 J
Community antenna distribution system(CATV)4 Q6 S* x$ R$ [, K. `/ }4 M2 m2 [
Grounding system
) a3 T2 a% X) H n% eUnderfloor raceway
, ^1 @+ F8 a' E" u- r7 V6 XVoltage:
& A% d+ B4 H5 R T5 c Extra-low voltage) L3 x3 y4 z1 a# k
High voltage
- i( ~' k0 x; Q I Low voltage
) Z- A! v1 T# F# _" m5 B$ \1 EVoltage of a circuit
- B$ H+ s0 A0 d: l, [, \Voltage-to-ground
; E. ~3 v. _; A$ f# v# T, hWireway
I) ^4 j0 A/ V0 p$ W, n
7 y1 W# [2 g2 |! X) X4 R# k' K4 ]- pSection 2 GENERAL RULES+ N2 z9 c( m! Q
Administrative
* W- B1 M+ L' k; _# k2-018 Reconnection
9 O, v8 n6 @4 Z% P2-030 Deviation or Postponement, `0 E9 J4 s5 i. P! s! g5 Y
Technical General3 u+ \% K; z6 c& ^
2-106 Circuit Voltage-to-Ground – Dwelling units
+ M4 @+ y0 m1 y6 M: K2-114 Soldering Fluxes
G% M2 t9 h- X L# u2-116 AWG Sizes of conductors) F( k" d1 ]+ H$ r9 u% ]
2-124 Fire spread (see Appendices B and G)
, v$ S9 G* q& |5 y3 h2 i4 W2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
) d7 w- o _; ?5 l- T0 y; AProtection of Persons and Property
/ ?; L$ {0 P3 u5 d2-202 Guarding of Bare Live Parts
, A5 x5 n b7 @3 I$ [# H1 M& L7 A8 SMaintenance and Operation
* T) m' T" K# ]1 A9 a4 z) v2-304 Disconnection
# C$ z$ ]$ Y3 P N' p' i( W- M2-306 Maintenance of Live Equipment
# p- D( ~# y# \* f8 h% \3 hN 2-306 Shock and flash protection (see Appendix B)0 a: Z5 M! K2 G4 b
2-308 Working Space About Electrical Equipment: Table-56
' @0 n+ }1 f* u& R+ T2-310 Entrance to, and Exit from, Working Space
/ A; k- z6 r, l( [" ^0 D3 W# V2-320 Drainage
5 b$ i7 @8 q+ n& y- m G2-322 Electrical Equipment near combustible Gas Meters and other Devices
7 a4 J% s! i1 Q1 ? sEnclosures# |/ i8 o2 K0 ?7 r) y
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
7 d/ |+ i# }. H& |3 v2-404 Marking of Motors: DP, WP, TE
* q" {( k9 m4 g3 | + i) u% A5 `! u- |' |
Section 4 Conductors: J! X$ R. C- L* _& i9 T7 R! t/ N
4-000 Scope
: H4 @% ?) C' L) Y4-002 Size of Conductors: 14#, 12#
9 B( F% R* D6 C+ x, g: P4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36. |8 V( ]+ r8 z* C6 G, Q
4-006 Insulated Conductors: Table 19
: a. f; l& ]) M+ Q; |" f0 i8 o4-010 Uses of Flexible Cord: Table 11
1 Y3 Z! s0 F# ?& n, b# {8 y& S0 ]4-012 Sizes of Flexible Cord9 A" w# l! n9 I" b
4-014 Ampacity of Flexible Cords: Table 12
, c; d' k: @( _- x! ?8 S; N4-018 Equipment Wire" k' G2 s/ d1 L; ]8 I! b
4-020 Insulation of Neutral Conductors
B1 b. r2 H$ b) t1 G9 _# [4-022 Size of Neutral conductor7 j. h/ z' g) z6 t0 ?, \4 k; n3 a
4-024 Common Neutral Conductor( C8 o) W& @' K/ b6 T3 q% i' W/ d
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
5 \; J6 [# ^4 E1 b E2 G4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
. L' t7 T* C8 _% ~) i" O4-032 Identification of Type MI Neutral Conductors/ u2 g# ?+ ]$ n
4-034 Use of Identified Conductors
, ~+ g, H( r5 C+ \4-036 Colour of Conductors: Phase A, B, C, …/ i+ h" n1 U4 v4 i: M
- ?; t% T3 u+ k3 d) w: ?* ]8 ]6 v
Section 6 Services and Service Equipment
: ^/ `+ }$ s8 O2 L/ t# m0 |* Y+ J# zGeneral5 _( V1 |4 Y. ^# }' W( H- T7 L
6-102 Number of Supply Services Permitted g5 b$ W* Q* ]: N( D! x
6-104 Number of Consumer’s Services Permitted in or on a Building/ c& Z# F. Z, y9 T ~
6-108 Supply Service from an Electric Railway System
% ?+ j: f2 B K1 P7 h4 L6-110 Three-wire Consumer’s Services
8 V. |7 @8 K% `* f" l& K6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors, s" b g# a5 y0 l b5 b
6-114 Methods of terminating conductors at consumer’s service
0 I' J( }2 n9 F" y* r6-116 Consumer’s Service Head Location7 C( n; B# B' L$ Q; _5 X: I
Control and Protective Equipment
+ X) j( D6 X8 c6 Y6-200 Service Equipment q' L7 s) r9 p% _! ^" P
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
# f0 q7 {' _" J0 E" p4 j I6-208 Consumer’s Service Conductors Location
f! X$ ~6 m; `) Q' y. P; w6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
% x3 e. c* v. L/ n. N: P7 _6-212 Wiring Space in Enclosures2 D$ d/ Z h7 D/ i
6-214 Marking of Service Boxes
4 Y. J+ d, a8 _* }! v" G3 {! sWiring Methods2 v: ]0 o9 U2 |9 w) z
6-300 Underground Consumer’s Services0 J4 G w J' @4 r% p
6-302 Overhead Consumer’s Service Conductors
# y* d9 j1 L; C6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
# d/ F p" _2 @7 L, L Z6-306 Consumer’s Service Raceways5 S6 L u9 p' @: Z3 R
6-308 Use of Bare Neutral in Consumer’s Service
0 i# j! [, m! }4 g' Y6-310 Use of Joints in Consumer’s Service Neutral Conductors5 K! ^* `% ?- t( R3 C6 D) @. Q
6-312 Condensation in Consumer’s Service Raceway4 `! m4 V4 K3 @5 R1 W7 s3 t
Metering Equipment: ]) s: S& l. c! G$ B* }8 e* w- G r& f
6-400 Metering Equipment: u8 a8 i8 o- J1 g& j" {% M: p
6-402 Method of Installing Meter Loops
( C/ j8 H$ V/ {$ h6-404 Enclosures for Instrument Transformers
+ ?% ?/ z/ X. r* B5 g/ O6-408 Location of Meters! g/ m; D% f) F& z7 u8 H4 T
8 V; \2 x$ i) F: r
Section 8 Circuit Loading and Demand Factors& O0 s) Y5 i' U
General' N' Q, P+ {: H/ E$ F6 w
8-100 Current Calculations
4 h0 P/ ~8 ~( F# X5 n" H8-102 Voltage Drop ( see Appendix D)
+ W8 j, Z' k* O8-104 Maximum Circuit Loading
9 V9 O5 B3 L+ z( l6 p' K8-108 Number of Branch Circuit Positions
. D3 |; @7 d1 p# M2 ^8-110 Determination of Areas/ e$ K) ~) U5 U9 j8 R! K
Services and Feeders6 K- A9 M" Y" v
8-200 Single Dwellings (see Appendix B)
" i- L$ C6 S+ u1 Y+ t1 g% G/ E0 @8-202 Apartment and Similar Buildings+ s8 b6 h e4 P3 ~6 E3 L8 e. |
8-204 Schools
( I' i8 J$ C4 [" [9 F8-206 Hospitals
5 P9 o2 i/ i/ ^8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy) Y- G+ g' {, r+ ?4 j; l
8-210 Other Types of Occupancy (Table 14)
; c* ]1 s7 w3 m8-212 Special Lighting Circuits2 d9 y0 D9 g' R1 ?% m6 m
Branch Circuits
+ s% U" \3 q/ T# _4 _( k% L$ I5 v6 y( K8-300 Branch Circuits Supplying Electric Ranges4 {& P1 j) X# A: H! m: H
8-302 Connected Loads
% ^/ b# j! S7 \ O( M8 Y
! s* S9 p2 C/ G9 a7 ~3 d, N* pSection 10 Grounding and Bonding
- k+ \' K3 f$ p5 B- d" L+ p3 QScope and Object
0 _* F' @3 b1 m; W1 ~10-002 Object
. H# D! t( v! B1 I# {, O1 }* X0 ]System and Circuit Grounding7 V) a' O8 w* L( A
10-102 Two-Wire Direct-Current Systems, y7 I/ y( I1 N& I& [3 v
10-104 Three-Wire Direct-Current Systems
9 m% ~1 _( a! H- q10-106 Alternating-Current Systems. @& w0 e g: O6 o' W
10-110 Electric Crane Circuits
) v& Q$ `* I: {; _8 \( e10-114 Circuits of Less Than 50 V
4 B" `2 c4 i8 I+ G10-116 Instrument Transformer Circuits! L* Y* X1 h& g; h
Grounding Connections for Systems and Circuits, U$ \+ ]0 K4 b& m5 ?
10-200 Current Over Grounding and Bonding Conductors
: \( }3 m. V5 n* ?* n' ?% S9 |10-204 Grounding Connections for Alternating-Current Systems
/ L. X. b8 i4 a/ A, W10-206 Grounding Connections for Isolated Systems
3 _/ p3 [. b) w: i `. t. C) P, j10-210 Conductor to be Grounded% m% m Q R. U7 {
Conductor Enclosure Bonding
5 p( o$ F' y' G10-302 Other Conductor Enclosures( r: `8 q' ~- m/ N. d8 m w
N 10-304
* I/ t% W3 j3 @( @5 @8 H- ]" iEquipment Bonding
7 x. M% ?+ X; T2 ^, n8 M- w& A6 H' B10-400 Fixed Equipment, General
7 J, ?( h7 J& |10-402 Fixed Equipment, Specific (3), (4)7 Y3 w7 ~# k$ j: g) F2 U
10-404 In Nonmetallic Wiring Systems( w3 M0 Y4 T. N4 X; f3 [4 s; F6 }! n
10-406 Non-electrical Equipment
4 f. E) B9 C3 c, U4 r9 G+ G8 m- t10-408 Portable Equipment (4)(b)
% D) u5 C8 |0 Y# E/ X/ n* Q10-410 Instrument Transformer Cases0 m# R. c. M8 k9 ~9 c8 _6 I
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less& h! a$ ?& t0 P% Z
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V5 o2 d( n. M3 a; ]
Methods of Grounding6 |! t- e+ q% u1 D( b
10-500 Effective grounding (see Appendix B)
9 v! L- R8 R; P$ Q+ t0 ~7 h* C10-502 Common grounding conductors
/ [% Y h/ z) \: y9 x7 ^# d10-504 Common grounding electrodes
6 a1 s5 h7 i5 R% R! D7 s) G: DBonding Methods% t- `. w, W& k0 q
10-600 Clean Surfaces7 P) h. G' x+ c) z8 r/ U0 I
10-604 Bonding at Service Equipment+ i' m6 ~4 ^6 O
10-606 Means of Assuring Continuity at Service Equipment+ T& R/ k% W w* R' t, d( b* A
10-610 Bonding at Other Than Service Equipment
2 I. M' N3 ~0 e) q/ z5 @10-612 Loosely Jointed Metal Raceways- V! X- N* S& b2 A- u. E# U/ x
10-614 Bonding Jumpers Table 41
: Q9 X5 Q* a) _ F9 D# PGrounding Electrodes
0 B# m1 T" u Q/ C, A, u4 t10-700 Grounding Electrodes
+ M! v8 v: W/ Q7 a a3 H( z8 E10-702 Artificial Grounding Electrodes
6 S* P+ z) F0 Z; gN 10-700 & 10-702
9 z4 n3 y7 J1 G+ }" F10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
( n3 \6 N% C/ n5 zN 10-702
- ]; \6 u: N3 @0 R1 j10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding. K" A! `8 `9 K* ]
N 10-7028 e) d, _- X( s4 Q
10-710 Use of Lightning Rods (Appendices B and G)$ t+ Y1 W- I8 f9 e8 n+ k
N 10-7066 y. C- x6 v5 y
Grounding and Bonding Conductors1 P- }* P, L( t3 ]4 ]
10-800 Continuity of Grounding and Bonding Conductors! G) r" n1 A" [0 ]
10-802 Material for System Grounding Conductors
# H7 d/ J( ~1 f. c% Z" }10-804 Material for Bonding Conductors
0 i8 _! h; A3 {10-806 Installation of System Grounding Conductors
1 j6 j) P" e) L. m/ S10-808 Installation of Equipment Bonding Conductors
5 j$ H( X1 U5 |* k: [, {* [10-810 Grounding Conductor Size for DC Circuits
( _% H# V9 [" e: m1 C/ n10-812 Grounding Conductor Size for AC Systems (see Appendix B)
( ? H# U" Z3 s" L# @/ v8 G6 f5 Z& {7 W10-814 Bonding Conductor Size (Appendix B)
1 s2 Z1 p! ^( l: q10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
8 A0 T% P# ]1 W! L10-818 Bonding Conductor for Outline Lighting; s5 S8 Q" Y: [6 r+ V2 c
10-820 Bonding Conductor Size for Instrument Transformers+ L% v- _% [( | i2 Q8 \7 c
Grounding and Bonding Conductor Connections
2 \, S" z+ x; V8 K10-902 Grounding Conduct Connection to Water Pipe Electrodes9 H9 ~: V, P! n
10-906 Bonding conductor connection to circuits and equipment' @3 f7 I: V, g5 i
10-908 Grounding Conductor Connection to Electrodes
0 s4 g% i( Z: o2 oLightning Arresters% g4 _2 K# J9 q) {8 d+ V
10-1000 Lightning Arresters on Secondary Services – 750V or Less
! l: n0 I' n. {5 i% B4 Y3 B9 o* z1 D2 ~7 R$ ?! r5 w- u
Section 12 – Wiring Methods0 B# L0 [" H9 f2 K
Scope2 @8 O. i. d! L! r6 }% C1 B% I
12-000 Scope (Appendix B)# @& J5 a/ j' Y' y2 |
General Requirement. s x1 R5 s; t
12-010 Wiring in Ducts and Plenum Chambers- p |7 N+ j0 O
12-012 Underground Installations (Appendix B)- A9 h% Z* J' @) `. P K5 O0 q* y5 j
12-016 Lightning Rod Conductors
) R( l& a1 m- z b ]& oConductors - General: @; g& I( v" ~+ J4 K' j8 J
12-100 Types of Conductors (Appendix B) Table 19
6 C* Y. n+ |* ~) E0 _# X! ]7 e* Z12-102 Thermoplastic-Insulated Conductors6 d, u# P |" G* _9 H% w# D3 K1 @
12-104 Flame Tested Coverings: J/ l }5 A0 z! y" m+ W# n
12-106 Multi- and Single- Conductor Cables, |" \* M/ }& N* L
12-108 Conductors in Parallel (Appendix B)
" T. M! R8 R: y8 k9 X2 t1 |12-112 Conductor Joints and Splices4 ^( j6 u+ ]9 T4 Q- A) r
12-114 Ends of insulated conductors2 W6 F S$ j0 P( C% |7 E) |" [ Z
12-116 Termination of Conductors (Appendix B)
* n1 K% Z2 ~; @3 W# y0 B12-118 Termination and Splicing of Aluminum Conductors R- j! H" W) l+ h( F2 w* }
12-120 Supporting of Conductors - Table 21
8 q @9 X; l( @% F; H8 U$ zOpen Wiring' v/ ?, T5 g/ @2 Y8 j# u f$ d0 M
12-204 Spacing of Conductors5 {0 |* q& |& ]' d3 a* z
12-206 Conductor Supports: ?7 A8 X7 m* I& q0 u8 {
12-208 Conductors on Flat Surfaces* ` v: T8 R) n3 j2 U
12-212 Protection from Mechanical Injury
/ k v8 {% u* B( Y% [+ K' n; xExposed Wiring on Exteriors of buildings and between Buildings on the same Premises6 Q* c& W; M `* u2 a/ l- M
12-308 Minimum Size of Overhead Conductors
* J5 |, Z1 Q& B' T4 X! [8 A12-318 Use of Neutral Supported Cables3 N v/ L9 d) y2 G5 \
Nonmetallic Sheathed Cable( r7 u2 N4 Z% E" d
12-502 Maximum Voltage& {& O# w, n; }. @
12-510 Running of cable between Boxes and Fittings (Appendix G)
* E1 j! G0 ?% P2 {3 _12-514 Protection on joists and rafters
6 X2 ^% j4 G2 x12-516 Protection for Cable in Concealed Installations (Appendix G): J6 d0 S- S( I. [, p' Q" V
12-522 Where Outlet Boxes Are Not Required. w5 ]! Y. |+ y' y' M! j5 S
Armoured Cable$ x y; K$ d3 Y z2 [
12-602 Use (Appendix B)' d5 P6 p' U( d: f$ Z
12-604 Protection for Armoured Cables in Lanes
3 D$ X j- D8 o, P( }12-606 Use of Thermoplastic Covered Armoured Cable; V/ [3 _+ W. x% q9 ^% m8 L
12-608 Continuity of Armoured Cable
' ]! E/ V+ D+ V$ d% S6 `2 ?7 }% Z+ L- O12-610 Terminating Armoured Cable4 X7 [1 Q! o c2 P3 ~5 Y, e; D
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
. x0 x* k$ b v8 q# D. [8 V7 a( W12-614 Radii of Bends in Armoured Cables. f, v$ z6 H! \3 C0 w" U- W
12-616 Concealed Armoured Cable Installation
( C2 d) @+ f4 e$ x12-618 Running of Cable between Boxes, Etc' R+ }, V0 G' M; B: v
Mineral-Insulated and Aluminum-Sheathed Cable- J9 L5 n3 I" ^- }3 Y
12-702 Use; K( v; V8 q' ]+ m6 n5 F% I' h
12-704 Use When Embedded
, X5 s- X1 m/ D12-706 Method of Supporting. F f* t' b; y& A% q
12-708 Direct Earth Burial
/ z' y" q! ~0 Q" \12-710 Mechanical Protection# a2 q* j) L8 z0 r, m2 f- q
12-712 Radii of Bends
5 Z% f5 I- I+ x/ P2 q! D12-714 Termination of Mineral-Insulated Cable (Appendix B)
4 b" I1 z" w+ p. {) y' A12-716 Connection to Other Forms of Wiring
: Z' \1 C+ g: A+ LFlat Conductor Cable Type FCC
. I( W: p0 v( w3 e+ z! T6 O12-804 Use Permitted/ z5 U% j( z( f- f
12-806 Use Prohibited' M9 V* P9 V% w3 u5 ]: V+ p
12-818 Anchoring
9 a( U6 u/ I* H+ ~2 s! h; N12-820 Crossings
8 O& m( N3 W, }Raceways - General
- D' X. H: n7 D9 z/ I0 _% J: K12-904 Conductors in Raceways
# j" k! K. X: c' ~. t- W12-906 Protection of Conductors at Ends of Raceways6 d) d5 M/ R5 F0 R5 V4 S
12-908 Inserting Conductors in Raceways8 M+ |) x( d `/ B6 r
12-910 Joints or Splices Within Raceways, w% y Q3 m7 L
12-912 Stranding of Conductors
% f: [5 X9 J* e; j! ?3 H. M5 W3 Q12-914 Electrical Continuity of Raceways) @. i: F& H' b$ ?; v
12-922 Radii of Bends in Raceways
o k( v* d/ n: W) C3 x, o1 a: oN 12-922 Radii of Bends in Raceways Table 7" n h& r, b' d0 y+ N: Z
12-932 Protection for Raceways in Lanes
( B g( R S+ Q12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
3 j) T; }: ~/ P' N9 x# @12-938 Capping of Unused Raceways: g8 V' E9 L0 d* ?
12-940 Maximum Number of Bends in Raceways
7 [' M+ F5 t9 M5 e2 K9 HRigid and Flexible Metal Conduit
6 i, X! h& n0 A. `12-1002 Use
: B4 @9 t5 s4 C }/ P2 U$ F1 P5 Z8 ]12-1004 Minimum Size of Conduits
: o+ q8 J0 _* S6 O3 c6 E8 U x12-1006 Conduit Threads (Appendix B)
# c1 d8 \5 x; Q0 X D0 [( g9 Z12-1008 Thread Engagement/ f5 H# P X K/ ^
12-1010 Maximum Spacing of Conduit Supports( O/ A1 K* C$ E/ b, E& `( p/ Q
12-1012 Expansion and Contraction of Conduits (Appendix B)# }) q8 v# \) Y- z! C3 C: ^8 ^
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
2 h& p8 X# U1 y& KRigid PVC Conduit and Rigid HFT Conduit
! { m* ]7 |9 m4 q$ ] G) g12-1100 Use
* |0 n0 V# t# U4 K* _12-1102 Restrictions on Use
4 _/ O M( q. K6 b12-1104 Temperature Limitations (Appendix B)4 {3 ?* \$ K& g U
12-1108 Field Bends (Appendix B), (2)
: \- j" Y/ k2 }! h12-1110 Support of Luminaires
8 A. {$ Z6 K. M' c' d- ?12-1112 Fittings' z9 |1 `) Z9 k3 w$ Y
12-1114 Maximum Spacing of Conduit Supports$ _, a, Q( K* c
12-1116 Support of Equipment
, ]+ h" B7 e3 D, L" t! M12-1118 Expansion Joints (Appendix B example)/ o- z: n2 x. g$ ]$ x1 X
Rigid RTRC Conduit; d' V4 x7 U4 _ ]/ q/ ?' u5 l) Z, r
12-1210 Temperature Limitations
- O. w0 ?- ]! \/ b1 | |12-1214 Expansion Joints (Appendix B)" j( s+ W# H. W' ~7 K* z# v
Liquid-Tight Flexible Conduit
" b C x0 i, U/ H9 C) q; [12-1302 Use of Liquid-Tight Flexible Conduit
0 b! l0 @$ U2 k" Q8 ^8 M' ^12-1304 Maximum Number of Conductors
$ E6 q! L& }0 G: v5 H5 [12-1306 Provisions for Bonding6 _$ u% W7 ~& O" s
Electrical Metallic Tubing
( X7 z c& j% i; E I, y" g12-1402 Use
& v+ D% w2 k3 B; f- z12-1404 Supports! T- N& d* M; P
12-1406 Minimum Tubing Size
1 a6 `4 R3 t8 {( R" R4 Z$ Q: ~" Q& H12-1408 Maximum Number of Conductors" p+ _4 C/ S( F% i& w2 \6 a
12-1410 Connections and Couplings! r2 i7 m7 C3 ^7 `
12-1412 Radii of Bends in Tubing
0 k# C. V' J' D' ~! o+ D, L* TN Table 7
3 `0 h7 ^/ s; I+ _# T! g# v0 x" VElectrical Nonmetallic Tubing
- f# b9 L! C6 C, N; O$ u6 j12-1516 Provision for Bonding Continuity9 w& ?6 Q, b- Q) U
N 12-1514. `4 X( F" _. U- }$ i6 k
Surface Raceways
. N3 E+ Z R7 c4 R12-1602 Use of Surface Raceway (Appendix B)* x M2 Q0 C+ G& b7 R# Z# B( K
12-1604 Temperature Limitations1 O- ]+ L* B& S+ u. Z- M# u
12-1606 Conductors in Surface Raceways (Appendix B); r0 d9 f5 S; C
12-1608 Maximum Voltage
1 C1 q9 d. ~$ m) q12-1610 Joints and splices
* T% i2 W1 S) F9 B; b( F) DUnderfloor Raceways* L" ~2 }5 D9 ]! P# n. S
12-1712 Discontinued Outlets in Underfloor Raceways& }* i j. N2 C, D4 O6 T; C
Cellular Floors4 E, `8 x4 N7 G
12-1804 Maximum Conductor Size in Cellular Floor
' s- S, c2 k C& a* c7 h12-1820 Cellular floor discontinued outlets1 m1 {! I% H( r1 r4 N
Auxiliary Gutters f% _1 m: g; _3 H3 s2 \; D# ~( I
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces4 N4 i j4 m" Y' B5 S
12-1902 Auxiliary Gutter Supports
0 _+ O- q3 |8 _$ P( l. u1 m C12-1904 Auxiliary Gutter Cross-Sectional Area$ C( D7 O" u$ ^. w: g& o
Busways and Splitters
/ g) P2 I, h9 q12-2004 AC Circuits in Busways and Splitters/ f3 Z/ l: i* E! I& `6 E0 e; V/ D+ H
12-2006 Busway and Splitter Supports
. v7 \7 r l5 s: o12-2008 Method of Installation of Busways
/ }& o& n. M9 t6 K12-2012 Reduction in Size of Busways0 B1 J; D* W( S; ?* T! a
12-2014 Length of Busways Used as Branch Circuits# f7 n" s: F4 g, ?
12-2018 Taps in Splitters8 A, H* P) y6 \% I4 }/ h* q
Wireways
. V' T4 D! U, o+ x3 g1 r12-2104 Conductors in Wireways
8 t6 k- U( h* k& D' b: J12-2106 Taps and Splices in Wireways
- w4 q. N( h# n9 U2 g1 h. {! ~ Cable Trays
2 N# ?2 f0 l" Z/ d1 `5 o2 Y12-2200 Method of Installation (Appendix B)% x0 y& b8 e, R$ ^- J' j
12-2204 Joints and Splices Within Cable Trays
3 J: r1 E) O9 ~0 w: `$ g/ d12-2208 Provisions for Bonding$ B6 n* y1 `1 d7 p* O2 \" i
12-2210 Ampacities of Conductors in Cable Trays. e: r7 j+ E/ `
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings3 c/ u; n. |2 m) ]. R7 n+ ?
12-3000 Maximum Number of Outlets Per Circuit
6 c$ s3 k! d9 u& S2 u+ q$ bN 8-304
4 \ g/ V5 u% Q+ D; I2 u12-3002 Outlet Boxes (Appendix B)
4 m) l! f* Q5 P2 NN 12-3000
& K' ?+ h' i" d$ E12-3004 Outlet Box Covers
7 C: o; m. P4 Y1 k$ YN 12-3002
8 d9 |, n, e6 Z2 D12-3010 Boxes in Concrete Construction$ H1 J& g( n+ Y' z9 ~+ z4 @" `
N 12-3008
7 {. j! J5 ?0 G1 i/ ^* v( |+ E12-3012 Outlet Box Supports
' x9 u& A2 u( y! @. ]% S. J7 kN 12-3010
5 B# q& ^3 b O12-3016 Accessibility of Junction Boxes
* w) U/ ~' P4 BN 12-3014
8 k0 V3 ?7 l- p, Z X- `12-3018 Flush Boxes, cabinets, and Fittings
' B0 i i5 A1 sN 12-3016
2 b8 t, E# E+ C12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) 8 e( z( A. c0 ~. I4 A5 I
N 12-3022# I' U* l: w& ^4 v- z
12-3036 Maximum Number of conductors in a Box - Table 239 K5 S; g9 w1 O' o
N 12-3034( F" B3 [1 e) J& |, l
12-3038 Pull Box or Junction box Sizes
# _# z% W- t1 p' {# M W+ ~N 12-3036
" T: n+ Q9 s) b% o: E: e
' [; h% l% t& O; t1 f7 f7 BSection 14 Protection and Control- p& _5 f* }4 c# y" v. z
General Requirement
1 u X/ |- |1 c3 a( h: b$ ]14-010 Protective and Control Devices Required
. r6 \2 e* C3 M3 d14-016 Connection of Devices
, z1 s7 n1 ]0 F1 u u Protective Devices – General- S, `6 N R- P6 z% T( B
14-100 Overcurrent Devices Required# e W3 B/ l" O
14-102 Ground Fault Protection (Appendix B)
0 ^1 B# B( Y3 ]" M- N. O* }$ C14-104 Rating of Overcurrent Devices (Appendix B) Table 13
" X) O, w6 ?' C- N. m4 |* {5 V14-112 Overcurrent Devices in Parallel/ x1 o2 y$ Z( Q% |7 }' ~4 _" T& U
Fuses- o J3 e2 v e& o
14-200 Time-Delay and Low-Melting Point Fuses
4 c$ [+ n; U4 F5 ]8 }& i14-202 Use of Plug Fuses
% b8 r3 i2 e& j- I14-208 Rating of Fuses
' u8 N! o$ b" V8 D14-212 Use of Fuses (Appendix B)
) \% h2 ?6 @9 E/ f8 \Circuit Breakers4 H$ `; V2 A0 ]* {9 H1 @- M3 H
14-300 Circuit Breakers, General
& j7 h2 |$ l- e8 m14-306 Tripping Elements for Circuit Breakers. E2 k+ F# j( C6 M* n
14-308 Battery Control Power for Circuit Breakers
: @; K; E% W1 |% lControl Devices - General: ^6 U9 v; h# ]$ u" s9 O: |
14-402 Disconnecting Means Required for Fused Circuits8 h0 r) ]! `2 {3 N3 v
Control Devices - Switches
. @2 J2 ~, A7 T+ N14-502 Mounting of knife Switches
, w0 W6 x0 p- D& j. k14-504 Maximum Rating of Switches1 n( x& z& f! X8 h# T8 m
14-508 Rating of General-Use AC/DC Switches (Appendix B)9 {1 ~/ b+ d0 a/ x% f. B( S
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)/ t1 s! \1 @1 ?5 \/ p" Y6 |9 S! Z
Solid State Devices, n+ ]/ h3 I$ X$ J. T7 t
14-700 Restriction of Use- p5 d7 k4 S# H# z' m
14-702 Disconnecting Means Required
# [, O! _7 s6 e) h7 |# z7 t
$ Z) f0 {. e" F4 T4 w7 tSection 16 Class 1 and Class 2 Circuits W: \4 s& y5 Z8 A' S
General# ]$ ]4 s+ K) i: ?6 E
16-004 Class 1 Extra-Low-Voltage Power Circuits/ x* j6 c' ]! v, p. Q# E2 X) h
16-006 Class 2 Low-Energy Power Circuits) A- V2 T2 x; I
16-012 Circuits in Communication Cables
) o I, I. k$ }1 U( w0 kClass 1 Circuits U$ E7 A% b. \' `
16-100 Limitation of Class 1 Circuits3 u' ?+ [. h' y: O1 y/ \2 x
16-104 Overcurrent Protection of Class 1 Circuits9 @. e7 L& v, L6 q
16-106 Location of Overcurrent Devices in Class 1 Circuits
) A* I* M6 v9 ^% Z& V- n' t9 m16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers* V. k5 c# [ x- k$ z9 m& L
16-110 Conductor Material and Sizes
2 c, ~% `0 {/ H/ q16-112 Insulated Conductors for Class 1 Wiring
! X0 |. I* p) k4 o0 nClass 2 Circuits
" D/ @" x$ N! ~; q6 J2 B5 a16-200 Limitations of Class 2 Circuits (Appendix B)+ a0 O5 q- N* e$ J5 t( O: _
16-204 Marking
* O' K& O! J0 R& A/ U( ?. I16-206 Overcurrent Protection for Class 2 Circuits2 v& H6 J$ \, a4 \. T0 F
16-210 Conductors for Class 2 Circuit Wiring (Appendix B). S) L( A' n6 t- b$ E- [& w
ELC: extra-low-voltage cable
, q; P" S: E% ^: }16-212 Separation of Class 2 Circuit Conductors from Other Circuits
5 w" T0 J$ a# ~3 U- I
5 ?- k7 o; _- ?5 {Section 18 Hazardous Locations
1 F2 l) a2 H9 e1 q- N4 I: i6 [Scope and Introduction
( m1 P# K0 Y+ P% U& k18-004 Classification
% h: K7 j. B+ |8 f: E" e0 w18-006 Division of Class I Locations (Appendices B and J)3 k& @1 x+ R% s7 n: s9 Y
18-008 Division of Class II Locations (Appendix B) J% g; y% H: J" Y7 R5 S$ q- ~
18-010 Division of Class III Locations (Appendix B)
% Y W9 i c! vGeneral! o$ ^4 g! `$ W- h$ Z
18-062 Metal-Covered Cable (Appendix B)
" M2 M9 L. ?9 n8 K( s# n8 B I( jInstallations in Class 1, Zone 1 Location
: D* ` b( _7 L! ^) y! \# g18-108 Sealing, Class I, Zone I (Appendix B)
' P9 n1 G% I! Y3 l
* z- W9 ], C7 SSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars) r# I' r: O: ]8 |$ ~
Gasoline Dispensing and Service Stations
* G3 d3 }8 I3 T- ?! {. @20-002 General
, `! `6 C: P1 O% R0 Q20-004 Hazardous Area (Appendix B)+ ]8 e9 j2 B* E; t2 m& ?
Propane Dispensing, Container Filling, and Storage) c" W; }0 G+ c+ y) b
20-034 Hazardous Areas - Table 63
& R8 {: K+ |+ U" v6 c' JCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
' V4 A- F" j+ t' b+ ]4 k3 |" @ \20-062 Hazardous Areas& ^4 Z7 s; x0 ^" M8 G
Commercial Garages – Repairs and Storage
, A* I5 j; @9 E, z6 M2 I20-100 Scope
4 t0 |! ^# t% ^" S" X- Y20-102 Hazardous Areas (1)
) b, Q( [1 P7 }5 L) c& r4 n5 @
0 x1 _2 K! V4 \" r) k& T; ^8 KSection 24 Patient Care Areas6 s. G, C Q) |# k, A
24-000 Scope (Appendix B)
3 I# A8 A }3 {% A d8 w' d24-002 Special Terminology (Appendix B)8 P$ U w2 S' G, L
Patient care area
& h/ q1 d/ U5 O! sPatient Care Areas
" x9 d3 R4 F, i o, Z24-106 Receptacles in Basic Care Areas (Appendix B)
' {9 `* o; L9 W7 bIsolated Systems
- V% |4 u0 n- r3 d8 f24-204 Single-Phase Isolated Circuits (Appendix B)
/ ?% J0 P* S T5 Y3 d, Z. [+ E24-206
! G% g% k1 k. L' N8 h$ @
( }3 o; B/ ?9 T$ B% P8 Z9 fSection 26 Installation of Electrical Equipment
( M. D8 z) f/ T1 a- C& J$ rGeneral
: Y0 ~# T. e; Z o( E26-004 Equipment Over Combustible Surfaces (Appendix B)' m! O4 F+ i. H+ Q8 p
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)( r6 w9 { m' ?) l
Isolating Switches% F/ y& J# d) y v k
26-100 Location of Isolating Switches* E% O9 v! n" d7 z
Capacitors
& }' e1 G- S. F7 g26-204 Guarding of Capacitors: v9 ?3 ~: h- S
26-206 Grounding of Capacitors
! b9 V! f2 g; B9 _- e& [- q26-208 Conductor Size for Capacitors8 F* _! I2 c: ]7 e
26-210 Overcurrent Protection (Appendix B)
* i: Z' P' Z x1 Y26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
2 W: a* P3 u& u. l5 T9 c26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
" ?3 Y+ U( p( q5 o" E26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
- E6 r0 ~& V6 H! H8 f26-218 Special Provisions for Motor Circuit Capacitors
; x! n1 i% R& d e& ]26-222 Drainage of Stored Charge of Capacitors
" s' R; M3 y0 v/ Z- e5 ^+ t9 vTransformers
) a3 ]5 B+ V1 P: _3 Q* s2 r6 J# @0 w26-240 Transformers, General
! W1 u, r' I+ A26-242 Outdoor Transformer Installations
+ L* a, _( H! K% {26-244 Transformers, Mounted on Roofs (Appendix B)
; U3 k ~% L; R$ x6 y26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
; ?" b; Y, }# C O26-248 Dry-Core, Open-Ventilated Type Transformers
* Y$ b1 \* P$ a' F! i. h& c B8 y: d K26-250 Disconnecting Means for Transformers
) D2 L6 q" n0 o5 @26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
$ H8 l# g( G8 q9 l26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
2 h! K1 ?; l6 O. n26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)7 \: P9 i4 l7 X6 X
26-258 Conductor Size for Transformers8 f! H$ G4 R. G& j" _, I; i, {7 \
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
4 {; x- k& N9 ?" \26-262 Marking of Transformers
+ ~, x+ V7 J1 p4 P7 b; K2 z# f26-264 Auto-Transformers' t+ X- f- J. `8 Z* h' j
Fences+ e( [% `: v( T; q+ [
26-302 Clearance of Equipment - Table 33- t+ e+ e2 f @1 S1 P
Panelboards
0 |" u0 K! d4 M3 s, |. x+ S26-400 Panelboards in Dwelling Units (Appendix B)$ q _2 \. ^9 Q& ]' t
26-402 Location of Panelboards (Appendix G) O! ?& z8 `7 q, L5 ^3 Y
Lightning Arresters
8 |- V. z, T; e7 x26-508 Connection of Lightning Arresters0 k9 V; K- R) F7 n
Storage Batteries
) H, R3 }' ~. w, \& b2 r |26-542 Special Terminology
7 o1 Q6 W2 N) j3 s6 F26-550 Battery Installation
0 z8 i7 M, X$ t$ E+ b4 y26-552 Wiring to Batteries
& d1 z& P" i$ W. V- b# o2 f- UArc Lamps
" D% F6 L4 G# u/ A26-600 Location of Arc Lamps
& y: P, J2 J* ~( Y1 O# f( v26-602 Conductors to Arc Lamps
: U; t- K3 l/ K* `26-608 Globes and Spark Arresters& t# A6 ]) m7 C/ C* k' j' H* X
Receptacles
& P- B+ t$ P" s2 x- w# I3 x$ P% t26-700 General (Appendix B)6 V: B7 A7 k3 s* ~
26-702 Receptacles Exposed to the Weather2 Q; F: S' b* L! D
Receptacles in Residential Occupancies
" M( `- v4 a+ A- Q7 X3 L K* w26-710 General (Appendices B and G)9 l' G: n5 K1 q! Y
26-712 Receptacles in Dwelling Units (Appendices B and G)
7 O+ k% `$ W/ `0 w# }) @5 @7 f26-714 Receptacles in Single Dwellings (Appendices B and G)
# m! J' Y7 w1 `9 o, fBranch Circuits in Residential Occupancies
! s( q$ P+ h1 z E+ h! u8 Q! Q26-720 General% y: O2 {3 G/ U# j8 s. ^
26-722 Branch Circuits in Dwelling Units- w) Y6 p/ W0 H$ I& z
26-724 Branch Circuits in Single Dwellings7 i$ Z* K8 p- P; `% B
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)8 M" Y& r d4 @8 D1 t
N 26-720 (F)5 j1 ?" H8 N: ?4 V
Electric Heating and Cooking Appliances: H( I! ?* S& i& W
26-744 Supply connections for Appliances' t) y0 S# r' i- p
26-750 Installation of Storage-Tank Water Heaters
- Q- _7 i1 r2 ]26-752 Infrared Drying Lamps' s F- G5 U% p- X4 z* [ @! U
% p6 @& F9 `4 u' L- F" USection 28 Motors and Generators" o% n$ u0 x; i2 t- q
General
$ O, \( `3 Q( s8 s28-010 Special Terminology
- F7 J( \, ^- p! o9 t" pHermetic refrigerant motor compressor# S' L. }% w' \, |: v, ~0 R
Locked rotor current rating
# Z- [/ p4 s2 \Service Factor
$ z; h& X9 A3 OTable 44; Table 45; Table-D2 \8 \' A, N4 h1 G- b
Wiring Methods and Conductors% X2 ?+ `( J& ?
28-102 Portable Motors
" u+ O0 ?! [: T* ~6 y- z28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
4 I0 r# `# v: V8 k1 d. J/ ~28-106 Conductors, Individual Motors5 |* h% w g! c5 ~
28-108 Conductors, Two or More Motors
3 L$ S8 p' {( C0 \( t28-110 Feeder Conductors% O" z* u! n% ~3 c" u! o
28-112 Secondary Conductors
# g1 U! S( x! y7 a5 XOvercurrent Protection
; r% G6 A; @/ y! {28-200 Branch Circuit Overcurrent Protection
. o; t. k* l! C28-204 Feeder Overcurrent Protection+ m) h' y+ B" [5 A# m* G
28-206 Grouping of Motors on a Single Branch Circuit
3 t" }# H! O, M) _- O8 s7 o) d4 i) {28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
3 J* e9 {/ ]7 U+ D6 P0 b$ n! ^Overload and Overheating Protection8 h/ x" q3 B; s
28-302 Types of Overload Protection
/ U6 N/ e$ X$ c$ l; U28-304 Number and Location of Overload Devices (Appendix B) Table 251 v$ `8 l1 s' i2 Q
28-306 Rating or Trip Selection of Overload Devices (Appendix B)* @; q$ M) E1 _+ Y9 g
28-308 Overload Protection Not Required; |4 Y' {6 w! I7 }6 {& m
Undervoltage Protection , Y4 p1 `- x9 ^8 ?( O- a8 U' O
28-400 Undervoltage Protection Required for Motors (Appendix B)
* F$ }6 A7 h* vControl
/ X6 c: {3 W1 m F2 U, I+ q% ]( I7 G28-500 Control Required0 {3 U* a1 P# K5 D8 }
28-502 Control Location
! T" r) E5 u8 q: i6 u$ ?9 {: S2 U28-504 Starters Having Different Starting and Running Position* C7 y# M2 F5 u, G
28-506 Grounded Control Circuit: F5 }' g6 w. B: M/ e r) E
Disconnecting Means9 X/ X# M+ W$ d2 [( r7 b9 f( l
28-600 Disconnecting Means Required
, Z/ x S. i2 L( N% q" Q' e# q28-602 Types and Ratings of disconnecting Means (Appendix B)
6 a: E$ z& s( c$ x) \& K7 h28-604 Location of Disconnecting Means# c& d- t. g- f/ N/ v4 |
Hermetic Refrigerant Motor-Compressors
5 E7 E6 o/ L, O, ]28-706 Conductor Ampacity
/ ~9 V1 ?( F* M0 ^3 f! c) f) S28-708 Overcurrent Protection5 z5 ~' [ M, y
28-714 Disconnecting Means
: u {5 i" R/ XProtection and Control of Generators
0 g( J2 @1 R% a2 k f2 u28-900 Disconnecting Means Required for Generators
5 C$ i1 j6 ~! n28-902 Protection of Constant-Voltage Generators3 R9 |2 ?6 d2 s
28-904 Generator Not Driven by Electricity
9 F8 k2 A) S& c1 B6 ?: {$ H28-906 Balancer sets* o% a8 A8 |: B0 E+ g4 _8 x4 `! I3 U
28-908 Three-Wire Direct-Current Generators
+ u/ z2 j w0 T. r- P4 g9 a: Q6 ?
% v; P' M+ n: R6 k" h3 l, h) ZSection 30 Installation of Lighting Equipment6 T# r( }( \. g# N4 v! S+ r
30-002 Special Terminology (Appendix B)
7 S* `9 q2 m/ Y8 {General# n# Y5 k" P; @1 I
30-102 Voltage
$ t& g( V4 c# S' R# @' u0 f30-104 Protection (Appendix B)6 ]# g8 A. S) X0 T% @9 ? @
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment- U4 d9 l7 \5 i8 ^, A! K
30-108 Polarization of Luminaires' J5 ^0 |; o9 F: z. U1 m1 s
30-110 Bonding of Lighting Equipment9 N0 d8 R' v' v% G0 T7 z
Location of Lighting Equipment
, D6 s+ G7 f2 U {- U* x, X( y30-200 Near or Over Combustible Material! E% e1 J2 p6 h
30-202 In Show Windows
4 z/ \: _! T# Y% J# C" T2 C30-204 In Clothes Closets
* w# [' s1 t$ f2 `Installation of Lighting Equipment
! }: T# f7 E' Y8 K6 D30-302 Support
' p9 S4 V) J7 B30-304 Outlet Boxes to be Covered
1 W' q+ F k! Z7 a; e30-308 Circuit Connections+ [; v+ t1 M' [& K1 r" I3 i
30-310 Luminaire as a Raceway
2 n" E! N, L. c/ I9 W. O30-314 Minimum Height of Low Luminaires
# W/ S4 m/ P! S2 s1 I, a' q V30-316 Luminaires Exposed to Flying Objects& U% r- H: l& t1 O- p% h/ h
30-320 Luminaires in Damp or Wet Locations
$ e5 G) q# ]. `( t+ t) \- ~) jN 30-318
8 Z: V# _. W! U6 v! zWiring of Lighting Equipment
$ G2 s' \- v4 l7 z$ x. a30-400 Wiring of Luminaires
+ L; ~( E2 \& x: P, x6 @0 t) _, A: R5 W30-402 Colour Coding8 r! |* G4 f& I0 \
30-404 Conductor Insulation: S5 G: Q2 D! F3 ^
30-406 Conductors on Movable Parts) a# n& L5 S$ a* `
30-408 Wiring of Ceiling Outlet Boxes
2 ]. Q9 |2 ^' s s30-410 Wiring of Show Window Luminaires
! u8 k: I/ l, t+ S. k. A' w30-412 Tap Connection Conductors
6 S3 Q7 F: M: P$ u9 s; N. p) pLuminaires in buildings of Residential Occupancy
% Q' ] w5 b1 i& h4 x30-500 Lighting Equipment at Entrances (Appendix G)7 D5 q# s; J. W4 F! @- N& V$ Y
30-502 Luminaires in Dwelling Units (Appendix G)
+ u; }" W- K1 Z9 Q8 v30-504 Stairways (Appendix G)
3 F/ k9 w$ r# Q30-506 Basements (Appendix G)
/ L! [) k7 N' V" D2 u7 S30-508 Storage Rooms (Appendix G)+ s6 h! h1 |& h7 p* o# J
30-510 Garages and Carports (Appendix G)
0 p) q/ M, V! z- ~Lampholders2 [4 P* c! S) \$ ]% k% Q/ N
30-600 Lampholder rating with Incandescent Lamps) a. G- I* W# Q9 h9 v! O1 W
N CANCEL
! k% ]% p H0 \2 y2 S0 G% S% |30-602 Connections to Lampholders+ i W& G n5 e5 e+ o/ }1 `
N 30-600
4 p" t/ u) Y3 ]; j9 E30-604 Switched Lampholders Used on Unidentified Circuits
, g* b& s9 G+ V' H% zN 30-602; K [: s- R+ b# [7 H) I; W
30-606 Switched Lampholders with Pull-Type Mechanisms0 o$ c$ F }- Z+ P* a% I' \( z
N 30-604
. }7 B. n+ J5 L+ c. _) E4 C i30-610 Pendant Lampholders1 o! r5 n0 L" E% }- T: ?: e
N 30-608
" b& F4 ]6 n8 m2 A0 `Electric-Discharge Lighting Systems Operating at 1000V or Less
9 r% e, k3 b9 q30-710 Control (Appendix B)
4 z2 _# p! M9 w" g$ \- O30-712 Branch Circuit Capacity
0 y2 U5 W9 K* s( ~Electric-Discharge Lighting Systems Operating at More Than 1000V& f3 u0 X' E; @- v
30-802 Voltages, Dwelling Units3 R( d7 Q) v' k: I! v( X
30-804 control (Appendix B)7 r0 O: ~9 B, q" ]9 I& D
Recessed Luminaires (Appendix G)" b: J& E$ `& D- B9 @& _9 b: {5 c
30-902 Spacings for Non-IC Type Luminaires- r: Y4 T; N' i( a3 R
30-910 Wiring of Recessed Luminaires (Appendix B)
% v& D/ ^, g. EExposed Wiring for Permanent Outdoor Lighting
; \1 D- S' b. r: w5 A30-1120 Branch Circuit Loading and Protection
% }: w! Z+ k: H! _& \Extra-Low-Voltage Lighting Systems0 l9 ]; l& n) B4 q
30-1202 Sources of Supply
9 D- v8 m1 v% w5 X6 O; T' S* a3 Z7 y' U" b1 V% ]% U
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)6 P* N. [/ o5 t7 M- c
Fire Alarm Systems9 o$ Q* X! a$ Q; J1 w8 }* @4 j
32-100 Conductors
6 p2 g# x6 |& _& M! m32-102 Wiring Method% X+ d G7 J0 X+ g& P; K! m
32-104 Equipment Bonding
7 z5 Q7 A! N: }( b4 ^9 ~9 _+ b# u' x32-106 Electrical Supervision4 ]' i. P$ ~1 O6 j1 M. B* R
32-108 Current Supply
2 |5 n* V2 w! {) \( l9 h32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)& J3 M4 ~2 o, K8 Z
Fire Pumps
" F7 k% ~9 k6 m/ n( \32-208 Overcurrent Protection (Appendix B)& m/ n! h1 {2 W& C
N 32-2062 F; B( o' B! Y. K
32-210 Overload and Overheating Protection (Appendix B)8 v. h q D! E$ a g. A. f- R
32-212 Ground Fault Circuit Interrupter (Appendix B)$ j% _) e" L- A7 z) v
" m* F2 c) Y9 K: T+ P, i7 q3 z
Section 36 High-Voltage Installations
% t! F, F3 H, r& C, AGeneral
( u; n2 p) \: ~* E3 N4 n0 Q. c36-000 Scope (Appendix B)
4 X& E8 P) S/ R$ I X36-006 Warning Notices
( R2 S# [* b. A9 B0 d- EWiring Methods) U- ~6 }( U' u0 A4 [
36-102 Radii of Bends5 k* L( L/ K5 Y
36-104 Shielding of thermoset insulated conductors
- z* z6 k! n# X; S# j& C7 q7 e36-108 Spacing of Exposed Conductors (1) table 30, table 31
, K8 N# ~- [. p+ L, K* g36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34; z& N2 I) {4 v/ M
Control and Protective Equipment7 z0 W$ Z, H/ P, q) X% m
36-214 Disconnecting Means# ^4 ]: G9 b9 x/ s" c
Grounding and Bonding/ b; x6 _$ P# Z5 {/ M6 J/ L. H' v
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections; S) C% Y0 z5 }6 @) M0 k" c
36-302 Station Ground Electrode (Appendix B)
) N" K O/ [9 j x( o( O36-304 Station Ground Resistance (Appendix B)
. y! O+ l5 Z* \! l1 Q- h36-308 Connections to the Station Ground Electrode (Appendix B): g O% J# k' E0 v- S
36-310 Gang-Operated Switch Handle Grounds" P9 ?2 Y1 p' v0 T3 r) p; [
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
0 ^+ n) F2 i; o+ @. M5 ~* P
: }$ ^1 \2 H1 `Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
0 ]( i [# }7 j' V8 e: u38-002 Special Terminology (Appendix B)
: F/ z# M: O3 J) J" }4 i& _38-003 Voltage Limitations (Appendix B)
, H) Z: P) O3 N! _* a% g38-004 Live Parts Enclosed
. U& y v* f0 I; l! ?38-005 Working Clearances
7 ]/ V5 }* W6 F4 y# g& Z38-011 Insulation and Types of Conductors1 h, @, C/ m3 X+ m/ L' x1 `! A
38-012 Minimum Size of Conductors( B( p1 W0 F, Y U
' H& _: G5 W# v3 ?
Section 40 Electric Cranes and Hoists
$ ^7 D" ?& a3 h4 J0 X/ @40-008 Disconnecting Means1 c- @) _$ J8 S) C6 s: }2 K
40-010 Main Contact Conductors
; z7 I3 C5 `6 F/ Z, d. U/ Z# \& B" }* a6 y M
Section 42 Electric Welders9 |. H2 ~$ I; e9 ^8 E4 F ]
Transformer Arc Welders
3 o3 f# D; ~. @ c42-006 Supply Conductors: ^ @( r. z& e O9 v8 |" N
9 Y- Z4 n5 \+ s$ W# DSection 44: Theatre Installations; K9 M( _0 Q5 Q: |) l) [
General
' Q) ]" H) A2 Q7 L0 `) R44-104 Number of Conductors in Raceways
3 h6 p+ A4 S. h3 q M44-106 Aisle Lights in Moving Picture Theatres
O0 f% } g& b* IFixed Stage Switchboards
; P+ y9 h5 P( K: W* f44-210 Overcurrent Protection ]4 L' Q/ ~; \% Z% b8 ~9 I+ A
Fixed Stage Equipment
% p5 o2 B$ T$ }" m z! S6 ]44-324 Receptacles in Gallery Pockets
4 `! m; g" Z" O3 q4 Z* G0 B. f. f44-326 Receptacles and Plugs s" y) I$ U- g$ w0 s0 D
$ \8 h" K9 b' |
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
* i2 P! g( `7 ?General
1 L* ?% y+ W1 |9 i46-102 Instructions- a- d( b, I& t# u
46-108 Method of Wiring (Appendices B and G)! A5 @& H3 Q# d
Emergency Systems
5 q+ _8 v% n% b" K46-202 Supply (Appendix G) z8 L& }, C5 p
46-204 Control" q; i- Q8 d$ U b; g
46-206 Overcurrent Protection6 I5 M1 \3 e, d3 y8 l1 \0 i
46-210 Remote Lamps
1 S) C! Y' }' E$ N9 iUnit Equipment
: p% F4 o4 e2 x) C6 n ]46-304 Supply Connections
) K' t- W5 {) X: x46-306 Remote Lamps (Appendix B): O8 ~* M) z( F9 \- ^+ @2 h
Exit Signs5 z" k! H2 m1 O$ G9 ?% e
46-400 Exit Signs (Appendix B and G)- I& N& T! S1 Q3 S
, d" [6 k# H7 [0 ~/ L& j* P
Section 54 Community Antenna Distribution and Radio and Television Installations
, I6 g/ [- E" H54-000 Scope
8 H$ F' i7 L H) n54-004 Community Antenna Distribution (Appendix B)
2 {4 m" t2 r% t1 T, i! u* CCommunity Antenna distribution# _" n* w* }$ T! ?8 m3 c1 w2 L0 Z
54-100 Conductors
/ z7 E, o# [) q4 P54-102 Voltage and Current Limitations (Appendix B)6 C$ m% V: f5 w) I/ s/ Q# e
Protection2 D, p2 W( F$ n& T" b4 l
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)3 j2 M6 M$ m V: }% C
Grounding
0 Z' q: Z' @) c# ]+ m; G1 C54-300 Grounding Conductor
9 t. t0 @7 I' {" K0 X6 EConductors Within Buildings
- R9 S3 T$ m1 y. X- ~) E54-400 Separation from Other Conductors* h# e* @) [4 u0 P: M3 `2 o6 |- M
Equipment0 y' K+ d) l# P/ q) U. S
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
" B: r% w$ N6 W( k" h* s54-502 Exposed Equipment and Terminations4 z5 |9 V0 F$ ]- \6 i! c/ ]+ R
$ g( a) x! U; F& Y/ {+ X
Section 56 Optical Fiber Cables0 {9 @/ M, g8 O0 P1 k: V3 V" m
General# [3 B$ }" Q1 e8 R. V# r7 N
56-100 Special Terminology
$ d. V/ g/ |8 I% ]56-102 Types
' u6 e, W( x. ^& D1 `* N: |Installation Methods
; r/ X4 g* Z3 Q" o- d1 a# ~56-200 Nonconductive Optical Fiber Cables (Appendix B)
& n$ T+ E9 D: f3 k3 S9 s P56-202 Conductive Optical Fiber Cables (Appendix B), S' M2 A9 t) }) C
56-204 Hybrid Cables
0 q+ r8 |6 m h$ o7 x0 u56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
# U+ `4 Z& \: W3 Z8 R$ q
: M0 D9 T c/ YSection 60 Electrical Communication Systems
. @: z: u3 S6 l% x5 L2 G% TGeneral
: }; P% m3 `# m% n7 F6 u. \6 t60-100 Special Terminology) P# @1 m6 u7 k. h' |. K ]9 c3 q
Protection) l4 e$ Z O$ \4 |3 y( s, ]
60-202 Primary Protector Requirements
/ `0 l8 W. T* L, O/ f. s3 lInside Conductors% O, l0 ?6 N( o8 F. M, X; @
60-308 Separation from Other Conductors) `6 K: O* |" Q: {
Equipment
- Y1 Y5 S/ T0 C( {! `" D60-404 Exposed Equipment and Terminations5 M$ h( m% @$ ~ n- l
Underground Circuits
3 U' R9 }! N' U6 h) @' f5 V D; j60-600 Direct Buried Systems) g7 l0 k- L$ L' |! e! X' ?6 t
$ u- m H j: a% s2 _( r
Section 62 Fixed Electric Space and Surface Heating Systems
7 p3 _, n s) R& V" }General7 e. ^6 }! G( `# ~6 J: V
62-102 Special Terminology
1 d1 c1 j6 V/ W/ V6 T" g62-108 Branch Circuits
! k4 T3 z! W2 c. S+ d% l62-110 Installation of Fixtures- I3 J; W* h9 Y& B
62-114 Overcurrent Protection and Grouping (Appendix B) (5)6 M) t4 m# h6 Q; F" a+ L$ M& g
62-116 Demand Factors for Service Conductors and Feeders (2)
3 N$ Q8 i1 G4 \3 U5 j6 i* e62-118 Temperature Control Devices
# ]# v+ `6 v, D' N$ ~62-122 Installation of Series Heating Cable Sets (4)(7)
0 C1 s( Z! R1 T; H" f( M) q! H# QElectric Space Heating Systems
3 s- }# o4 p6 b$ ^! b& y62-202 Temperature Control# n& G" ?2 W9 ^, c" q3 m
62-206 Proximity of Other Wiring (Appendix B)
; M1 z# Y3 u0 `/ E- b/ E62-214 Installation of Heating Panels and Heating Panel Sets% o1 t6 v' ]: M- \" F1 e
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings" F1 ^6 R5 S/ T0 h
62-226 Installation of Under-Floor Covering Heating Panel Sets1 m+ i) l, y$ l9 K ^
Electric Surface Heating Systems
* v( j' w. [, S. l2 m# t! I62-306 Heating Cables and Heating Panels Installed Below the Heated Surface3 H2 n* T2 l) i- e; J* ^
. j$ M3 a3 }0 w& k: B
Section 68 Pools, Tubs, and Spas
8 c9 [: n( e! q1 u* YGeneral3 p# z& Y: M! |& ?: e' }
68-050 Special Terminology3 T) M( B2 r0 B6 ~9 z9 R2 l
68-056 Underground Wiring - Table 615 p" c3 J% E- r# T
68-058 Bonding to Ground (Appendix B)
9 b8 L4 g3 t1 }68-060 Junction and Deck Boxes (Appendix B)
8 H& y; t! s7 R* r/ q6 @) \68-064 Receptacles: v9 |% x4 h9 i6 K% V8 L
68-066 Luminaires and Lighting Equipment
$ [' `* e; }, p7 u3 _68-068 Ground Fault Circuit Interrupters (Appendix B)
2 W7 i, H z' R+ I- y/ Y) P$ Z) b9 {+ Z' r
Section 70 — Electrical requirements for factory-built relocatable structures and ( ~( k- L( O# B/ b% z6 \
non-relocatable structures
- O) @: |2 C6 O' x) A, l70-130 Tests (see Appendix B)3 ]* B7 h3 K' J5 {. a# R; G
/ l/ D) v, v. @" V z. `4 o0 ?# uSection 76 Temporary Wiring (Appendix G); i6 o. @/ E* J
76-004 Grounding y" x. ^5 ^& e: V4 d% \/ z
76-008 Service Entrance Equipment
2 [/ [4 l9 i p7 O' pN 76-0065 h$ d9 C: R0 Y# n2 v$ x3 y
76-014 Branch Circuits
/ Q8 }5 ]0 y0 ~/ k6 V+ x) {0 t, \+ @N 76-012' P( j, P# z/ T0 [4 p* i- v% u2 b6 Q
* g, n7 C, W! RSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours" Z* A3 V' A3 m3 a4 |9 h6 { [
Marinas and Yacht Clubs. v* m5 \4 @7 \3 w
78-052 Receptacles u& U" G& f$ F# T; i
78-056 Feeders and Services
* V" M+ W5 B3 d# U) t( [Marine Wharves, Structures, and Fishing Harbours% O6 K' ]& I# v0 u9 f
78-106 Grounding and Bonding! W3 r/ R" o1 |2 [( y8 {
Tables
: ^: A' E* b U T% t$ j3 h: G1,2,3,4,5A,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' v1 b4 h0 X; x4 V- k* ?' g" K
I' E# t0 N$ |4 s2 D+ q; dDiagrams: 1, 2, 7
# d8 L7 U1 v% r" e# X" O1 Z+ {( D! _# C
Appendix B! n$ K( {6 U" h
P352: Ground fault circuit interrupter- 6mA
; T9 Y9 {1 R: }: @0 AP354: 2-126 FT1, FT4# A. D7 u3 C& P7 o5 i* l( v/ \
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)7 p, ], K5 [+ P- x% j
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)0 Q$ g+ R5 n( a3 k/ {4 g+ o! h
P370: 12-1012, 1118, 1214 Example:4 ^2 s$ T9 t1 y* H1 s, @* Z' N
P371: 12-11083 N c# x7 b; R7 v
P381: 18-108(1)(b), 18-158(1)(b)7 I3 C9 A9 L6 s$ ^( u
P386: 24-206+ u9 o+ U& v6 P, Z0 R0 j# W
P389: 26-256# c4 `5 W2 t6 Z: k
P391-P393: Section 28, Example to determine Motor Conductors and Protection4 O) \0 a8 o' F! o( }
; J. ~2 a& p' K# O
Appendix D0 S ~1 a6 s( H9 d. L
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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