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Canadian Electrical Code Review Guide6 k6 \* R$ W: t6 G. I; Y5 D
For the Exam of Electrician For Red Seal License& w V- n$ Q# K% ?9 N- p/ e: G
R, @' N4 P2 z7 sLesson One/ C7 o, @7 V4 }3 q# _" _; A4 U
Section 0 DEFINITIONS; w* V; o& @# a* @: C
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:- ?' i) q. E* a! X0 q
Accessible as applied to wiring methods( J$ x* X& _2 b8 J7 Y1 \
Alive or live7 A2 k; l" C( |+ D& b
Aluminum-sheathed cable! C* n, @9 m' q- [0 T
Ampacity* j5 d( m/ t6 J* e0 }$ ?1 e4 C4 U" E; Q$ s
Authorized person0 p7 v2 u# y+ j% ~7 z
Auxiliary gutter
+ G/ ~% b# E5 x8 k: M; Q- SAWG3 c4 }" N( t& e5 j
Bonding
: R) h2 i6 \5 lCable tray
6 f$ E" H L2 fCellular floor
3 q7 j- Z% z; k9 I+ K2 W* ]' L7 VBranch circuit+ ^5 ^0 p7 E) d; P" l
Bus
; u( A% ^7 t' P/ l* B/ uBusway
0 g+ _- s6 e+ v$ q e0 ?) lCommunication circuit. v( c/ i& u6 u* R. R, k
Extra-low-voltage power circuit& C) s6 B" R: ]/ P8 a7 |4 c
Low-energy power circuit0 Y O/ v; E+ F
Multi-wire branch circuit
. n: t6 e+ h$ P* V4 y. s3 |, mRemote control circuit; P+ d1 T0 t, J2 L
Signal circuit
- Y1 x4 l# ~' V$ y1 a) O0 B% f: JCircuit breaker" p3 C' D: T; Q8 Q7 q: J% H' f- r) g
Instantaneous-trip circuit breaker5 C- Q# _' ]( \# \5 D7 z
Conductor4 w7 s7 N4 d9 Y% p" a1 A
Conduit
( M. i* u1 ?1 h+ e# W Flexible metal conduit+ ^) a/ z. @+ b2 K- j/ E: B
Liquid-tight flexible conduit$ m- t3 J5 V' [
Rigid conduit
6 d7 Q6 Z( s2 j* _! q4 G# ~ Rigid metal conduit
( r' O( ^) i* e/ s- T; ?% C9 i: O Rigid nonmetallic conduit2 @* N& Y6 p' N1 r
Rigid PVC conduit4 g9 w$ w# X* r7 C" @
Connector
' H! L! [1 t' v1 E9 g" I Box connector
h4 S" V2 k3 p+ o8 O# K Wire connector9 |9 r. N& L' ]; h7 g" M! U* u1 |
Controller: T# k& F* u# X$ O9 X5 A& q4 e0 b8 t
Disconnecting means2 v+ H1 B* T5 F1 h, B8 f
Dust-tight1 O: [ C2 u! y+ s4 u9 f& Z: m
Dwelling unit
( t: q& S3 f: g* FElectrical contractor: O* e( g9 l+ R, w: @! Q5 }% H
Electrical metallic tubing5 a ]! v; W$ R) O( s6 y
Electrical nonmetallic tubing7 T$ C; H- p' F1 ]( \* d
Emergency lighting* G4 p" C N& `% l( n' j
Explosion-proof! L: l. s- @8 a& |/ `( E
Extra-low-voltage power circuit, T4 n& b9 i# o$ ?* v( {6 P
Feeder
; p( M1 u8 N, {Flexible metal conduit
! |# h9 z* M3 I; A8 S! q' CGround
: {/ M+ N+ e! c2 }3 ^! I3 oGround fault circuit interrupter; E* a$ N/ D. @! U M" y: Y
Grounded
5 ]5 F! B( i: SGrounding
" ]# ?8 S% J! O% T6 HGrounding conductor
1 {, H i. e8 S5 G$ Z$ \Grounding electrode. N2 Y4 U8 |7 F1 z
Guarded
/ k& |- d# ?# q2 {Hoistway
9 z7 c/ I* K/ S3 k" Z( v4 _8 jIdentified
& {/ E7 F m- r0 ALampholder
: c" F7 i% Z! ]Low-voltage protection
) c4 Y i" Z2 b0 tLow-voltage release; p) f+ A+ _& l% g. t
Neutral
* m: i$ s1 v, E' h6 L( ]9 W+ DNoncombustible construction+ F- Q4 D/ A- x* m4 l
Outlet
* v3 {* |' n8 x( u: p6 a% C# ^# WOutline lighting
1 B; J8 x/ a5 A9 o% pOver current device
# j' Q2 V5 ?3 ~9 T7 S+ j G8 {Overload device" h! y. y L: c2 H! C7 b
Panel board
' i: f8 u( }1 G6 F; e& ~Panelboard, enclosed
" G- o+ ] H" V5 L7 X5 QPermanently connected equipment
1 L/ \# Y: A" I! ?Permit
& R' q0 b. s. d R q" ^Plenum& |- }8 E6 f; n( ~4 j
Portable as applied to electrical equipment, l' p# T* a. s
Portable ground fault circuit interrupter
0 I4 }3 _! \+ X) \3 P& H6 s, L8 OPower supply cord
, m, s5 y3 @* _# D% F+ O! VRaceway
8 z- Y. d8 @, A$ F# V% |, a4 fReceptacle
0 E: h# N5 v1 n: ?% n Duplex receptacle& H' R- L# Y' n' L
Single receptacle r! N" E, \9 I8 E
Split receptacle; f% [ f9 f# Z" V ~" M3 ~2 O. f
Service, consumer‘s) `' l2 j) y A2 ]: h" i
Service, supply7 a3 g2 Y7 _7 Q2 o3 A7 {0 N
Service box# U9 O0 ~8 g7 Y" c
Service room! J8 v- P c- W, {
Single-dwelling, |4 L& U, e' w. a( [
Slow-burning as applied to conductor insulation) |- p8 v, S6 b q$ a
Splitter1 A% C* \! A( {& ^% ~# [8 W2 A3 B, H
Starter
6 Z8 D) L$ |" T/ |Switch
4 n2 _" x% w- E- u* E) i General-use switch
# V0 U( }: d6 [5 L/ b) E8 P Indicating switch I5 S6 y( ^ P- B
Isolating switch
) r l0 t$ d1 h4 h$ ?, @& k Motor-circuit switch
3 M v* s7 [# g! P p; w+ }9 @. tSystem
' z5 Y5 p5 _* Y9 ]4 N Y+ l Communication system
. z8 A# O2 _; V! T* t( J Community antenna distribution system(CATV)
) R# V: H( R, }7 i1 V% W, g Grounding system
3 T; f: K9 S# C3 J4 y4 p1 qUnderfloor raceway* A$ b- ], X) q" |- v5 S j; s
Voltage:
" i2 t* _, \8 t8 y Extra-low voltage
3 |5 `& Q( C, _' X/ ^ High voltage/ |. y3 e z, y$ S7 B$ u, H
Low voltage" V' C J2 ?, p/ J
Voltage of a circuit( N6 j4 F! X" H) O; o8 [& g
Voltage-to-ground
2 X' q) |, o9 ^. k: xWireway& [1 p3 l; c( ]; y: Q0 D, c2 u
/ V/ T' A8 T5 C* ?! P7 Q; gSection 2 GENERAL RULES
/ B6 R5 D5 t3 `# L& G. OAdministrative7 A3 x, i2 j+ u: ^% w! a4 ^
2-018 Reconnection
% T' r' z+ B9 h2-030 Deviation or Postponement
! U, h: b; B- Z9 y) b( }% ^1 ?5 TTechnical General8 W' a' o! ^( B) P
2-106 Circuit Voltage-to-Ground – Dwelling units
& i9 X% T/ t% j, w& m" R% H/ |2-114 Soldering Fluxes
m3 k4 F/ {7 _9 a3 w2-116 AWG Sizes of conductors
/ m2 @# I5 N0 t* D( w2-124 Fire spread (see Appendices B and G)
% J1 o* ~0 D8 ~; b3 f2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
6 ^% G: ^0 j( q, m6 a9 o% hProtection of Persons and Property6 a9 q8 R& J- a4 Y9 Q7 y m8 j
2-202 Guarding of Bare Live Parts
( I8 Y9 S1 R5 @; k) u1 iMaintenance and Operation
4 K& J8 x( K. O! N- v o* o" O2-304 Disconnection
6 X/ U0 B! |7 k8 {2 i1 ~1 e5 O2-306 Maintenance of Live Equipment
+ n8 q& Y8 `" H, O/ U+ k6 O* NN 2-306 Shock and flash protection (see Appendix B)5 p8 H8 e% e& S4 s4 |; n" m; N
2-308 Working Space About Electrical Equipment: Table-564 B9 J% Q, v8 I6 Y9 B# ^
2-310 Entrance to, and Exit from, Working Space
. l2 Q$ B; A- n! }. V$ R/ c ?2-320 Drainage3 A2 Y6 p& t* l: t4 a
2-322 Electrical Equipment near combustible Gas Meters and other Devices
" y% E* Z* _; s3 x* yEnclosures/ n4 |4 x2 w+ H+ f, g
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) . t7 v9 S! ?; P& g* H
2-404 Marking of Motors: DP, WP, TE
$ t7 t" ]6 l0 U1 h1 \& R7 Y . q( c8 X; m# L9 e+ ^; O% B
Section 4 Conductors$ `9 M, A! L" T. ]3 V; M2 B& \
4-000 Scope2 t4 }* ^4 n7 S- O5 d+ x# E
4-002 Size of Conductors: 14#, 12#: C9 _$ E& U, x0 g6 f
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
: c9 `: O. B, j+ b/ _" i( L4-006 Insulated Conductors: Table 19
( A& ^/ F7 I; x: p. y4-010 Uses of Flexible Cord: Table 11
+ J% v0 f0 ~) k/ R J$ J$ M4-012 Sizes of Flexible Cord
0 R0 w2 ~" \1 t. W- d2 h4-014 Ampacity of Flexible Cords: Table 12( W) x( u+ Y4 p; \: }
4-018 Equipment Wire
9 w. O, k" V0 M# U h' t4-020 Insulation of Neutral Conductors& R5 r0 C" ^8 i$ }
4-022 Size of Neutral conductor
7 E; M! i, b% m4-024 Common Neutral Conductor' U5 E3 P/ D8 E2 ~: P. w# f q/ J
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
* S5 F" A4 w6 P. _: A. l8 }4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
. R# n& ^/ _" Y4-032 Identification of Type MI Neutral Conductors
( f$ r. k" k* h2 L# U4-034 Use of Identified Conductors
: t% I) c5 G& M$ X1 R4-036 Colour of Conductors: Phase A, B, C, …
4 H! c1 [% w5 X+ c3 k. m
( ]* c1 \% ^* _% i" W6 [! E( oSection 6 Services and Service Equipment) S/ g# O$ y" g0 u
General
/ k. o$ a) R. j6-102 Number of Supply Services Permitted
% J' O+ {; ~0 R6 w6-104 Number of Consumer’s Services Permitted in or on a Building
$ w( |: v/ F) D4 n4 I8 f) B6-108 Supply Service from an Electric Railway System" ^! p. D9 v4 p. d1 Y* q9 e
6-110 Three-wire Consumer’s Services
c4 r) M- ?7 K: [9 e6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
6 i4 S" s. |! ^9 f" K9 Y7 c6-114 Methods of terminating conductors at consumer’s service; U) ?& d* I, B* L6 g. [
6-116 Consumer’s Service Head Location
+ O0 L4 Y+ @6 L# [Control and Protective Equipment" ?1 P; J5 X, O* d& y
6-200 Service Equipment( c Q# M- S- ~* {" K3 \" B9 U
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)' t% y- ?+ ^ G" {# o+ J. j
6-208 Consumer’s Service Conductors Location- e0 A) R% ?- ]) m2 ~# d4 A& D
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
9 p! Y0 v7 G$ _& u! i6-212 Wiring Space in Enclosures
# Y2 g7 ?" N4 M. m6-214 Marking of Service Boxes
4 M1 |. u5 G$ g$ O4 H7 q% u% C8 aWiring Methods r+ T3 Q3 S) L, q0 b- W5 |4 u
6-300 Underground Consumer’s Services5 E. M0 u; G5 x8 b) G
6-302 Overhead Consumer’s Service Conductors$ l2 F; K2 r) ]5 U
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable3 t; [! H4 [) x1 O, a& j2 z ~
6-306 Consumer’s Service Raceways
9 G) b& L) W+ S; c6-308 Use of Bare Neutral in Consumer’s Service) _0 U9 z' r% d, n/ z
6-310 Use of Joints in Consumer’s Service Neutral Conductors
1 k, v: J1 A% q6-312 Condensation in Consumer’s Service Raceway9 D& |$ G7 |* P% y
Metering Equipment
1 l1 I" c' i/ Y& B) L6 A& a' T5 r/ ?6-400 Metering Equipment
9 X# K5 k; K3 y; l# s# g6-402 Method of Installing Meter Loops
+ U$ b3 q) `' P% a2 F6-404 Enclosures for Instrument Transformers, P" ^8 d/ w: _
6-408 Location of Meters
( _% ?) E: p/ _1 J/ j7 t( p3 s# v0 z( s; w4 Z0 u
Section 8 Circuit Loading and Demand Factors/ z" q4 O0 u5 Z9 ?" h" w
General
: x) g4 B0 f' G1 v1 e- o8-100 Current Calculations9 f9 r, U% ?* ]
8-102 Voltage Drop ( see Appendix D)
( P' K0 b- m+ J: V6 U& f) H; h; Y8-104 Maximum Circuit Loading
8 A/ |! C% O2 M8-108 Number of Branch Circuit Positions7 b% ^" |: E Q3 A
8-110 Determination of Areas3 Z8 w' `3 R# l" G
Services and Feeders1 }5 j' [) l' [
8-200 Single Dwellings (see Appendix B)" q M3 h* p0 Z; k% y
8-202 Apartment and Similar Buildings
8 ^6 o/ b+ x8 ]2 F+ Q& c3 F5 a8-204 Schools. ^+ ?# s# |6 @' k2 a% R" e
8-206 Hospitals
1 ~# o A0 K: U. t! ]1 j8 y' U# W6 g8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
5 V6 Y3 T# [3 o! h, g" B8-210 Other Types of Occupancy (Table 14)0 H6 v5 D3 _/ B0 Y
8-212 Special Lighting Circuits- m: J1 ~; ?6 g% A$ h
Branch Circuits; x8 D: I# E1 W, k- i# S6 J
8-300 Branch Circuits Supplying Electric Ranges+ E! D' S4 o& c0 l
8-302 Connected Loads* \& {2 i# m! P7 u" |1 j
{1 P8 j8 b3 T l. h+ O
Section 10 Grounding and Bonding' n( Y0 i, @: s& p
Scope and Object
! D. t& v" Q" W" b9 K$ W1 u10-002 Object1 Z; J9 C) u3 |9 F; p. e7 x- W# a- f
System and Circuit Grounding
$ F% L- V7 ?% J! ^- q10-102 Two-Wire Direct-Current Systems: ?% ^) q6 h9 y& Q% \& Y
10-104 Three-Wire Direct-Current Systems
' [. q4 s0 i# w8 S0 k' a# k" \10-106 Alternating-Current Systems
4 t* M) |/ |9 f9 F& K8 N/ u10-110 Electric Crane Circuits
! E+ n( L4 I* `+ \3 n7 A10-114 Circuits of Less Than 50 V
' R9 ]/ g0 E; ]- k* Z" \# u5 }10-116 Instrument Transformer Circuits0 i. R+ g9 H6 [2 \0 a1 h
Grounding Connections for Systems and Circuits5 d* p7 Z. R' I1 f+ S2 {
10-200 Current Over Grounding and Bonding Conductors
1 K6 D5 w3 m; `! a! @- }10-204 Grounding Connections for Alternating-Current Systems
. r) ^" q9 D2 C' ~10-206 Grounding Connections for Isolated Systems Z, [# `4 ?! }! L0 C; y6 i" g
10-210 Conductor to be Grounded# x% ~4 f0 i( E) {
Conductor Enclosure Bonding
1 i- H/ J3 g' R& E! u10-302 Other Conductor Enclosures7 ^0 S4 [0 V) ~+ k# V/ L7 w
N 10-304- ~/ f: L2 r( f2 @
Equipment Bonding6 g8 F: z$ B1 h" q! e* D* j- V
10-400 Fixed Equipment, General
7 e- H) x8 P- W4 Z* P0 {) t8 B# N10-402 Fixed Equipment, Specific (3), (4)
8 k# x1 o' t" y7 o0 d10-404 In Nonmetallic Wiring Systems8 v- i2 ^2 g% N# g' i. d2 w
10-406 Non-electrical Equipment
. C. v4 N7 s# c5 e. B10-408 Portable Equipment (4)(b)
) p: V, e0 H, a5 _, z$ l( Z10-410 Instrument Transformer Cases: J+ H( R# Y2 D: _2 X! q
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
. @4 D9 t B7 i$ o10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V' K- n+ _ v% E
Methods of Grounding
( F$ x- z) A3 a7 w/ [8 ^10-500 Effective grounding (see Appendix B); j& k0 \8 D6 X+ }4 `% K, v& k+ U
10-502 Common grounding conductors/ R" v; a& @" r4 j; k
10-504 Common grounding electrodes
# L+ M$ c& \6 z( Z" I, z% [% ~; zBonding Methods+ O4 t4 @/ y+ m" W! `: v: y! |) L
10-600 Clean Surfaces0 z( Y; U9 z' X1 o0 w/ w
10-604 Bonding at Service Equipment8 g( g7 {, I7 ~. F' {
10-606 Means of Assuring Continuity at Service Equipment- c; L2 r2 w1 j# ?- f8 x
10-610 Bonding at Other Than Service Equipment
* e( C$ o; @1 Y( W T* F6 ~ v& g4 C, w10-612 Loosely Jointed Metal Raceways
! H1 m2 C/ O9 s- B1 N9 O/ x- E10-614 Bonding Jumpers Table 410 q2 s" I% ]* D" G% `
Grounding Electrodes
4 k) _2 P; U+ I i+ D! @" X* \10-700 Grounding Electrodes: g4 l; K$ D( ^( R/ X
10-702 Artificial Grounding Electrodes5 p6 {, ^$ W& W
N 10-700 & 10-702
1 u8 |8 e( `) }& w* |, n X10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)# P2 P# d* C( G. c# Y: c4 j
N 10-702
/ J: e% U& |3 c: \/ N5 U' ]$ f: o10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding% O$ ]+ g: r; h- e& f
N 10-7025 [1 e8 }( ^ P2 P0 Y, g1 d
10-710 Use of Lightning Rods (Appendices B and G), V9 w; ~# i; n1 r8 K7 c/ [
N 10-706' `: r* |' H% y; I+ A4 w3 |4 o/ P
Grounding and Bonding Conductors8 U# ^# M9 |1 O& u3 @. A
10-800 Continuity of Grounding and Bonding Conductors
; V% ]& T; z+ w! U5 C10-802 Material for System Grounding Conductors
; R, G6 i- B0 U: g10-804 Material for Bonding Conductors' u$ [, G- H' V, b/ w! Y" o
10-806 Installation of System Grounding Conductors
0 W( z/ Q1 X! u9 f) D10-808 Installation of Equipment Bonding Conductors& e9 Z' M" e. `7 I# m* h5 I2 G
10-810 Grounding Conductor Size for DC Circuits; c" S8 ]: [; \4 I
10-812 Grounding Conductor Size for AC Systems (see Appendix B)8 l1 o6 {$ K; ^: F, Z. I% Z
10-814 Bonding Conductor Size (Appendix B)3 Z4 F/ k" w- s8 H
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
2 v+ U2 x# G3 N10-818 Bonding Conductor for Outline Lighting
[7 \. b: f9 \2 ^10-820 Bonding Conductor Size for Instrument Transformers9 x" `- n5 d, u
Grounding and Bonding Conductor Connections
1 }- k* {7 W; T5 w t! _10-902 Grounding Conduct Connection to Water Pipe Electrodes$ c/ j$ t+ T) a+ ~' R9 i3 l- m
10-906 Bonding conductor connection to circuits and equipment
$ O' ?6 M1 E" s3 l10-908 Grounding Conductor Connection to Electrodes
9 t1 r4 F6 `* L4 zLightning Arresters2 G* B' \1 Z' l
10-1000 Lightning Arresters on Secondary Services – 750V or Less9 ]3 \* E: f* [9 H4 ~
3 n2 F$ H# [; P; r4 E3 t( n
Section 12 – Wiring Methods# o' h9 x+ D# N, x5 _5 J8 D/ U
Scope
; P' ~8 N7 `' q8 T' W( Y: _9 S. }12-000 Scope (Appendix B)! e( o$ K! }4 X% n
General Requirement
; L8 L( Y5 y# v r* E) y B7 h12-010 Wiring in Ducts and Plenum Chambers1 r: `3 e+ ]9 R N$ |1 w7 C
12-012 Underground Installations (Appendix B)7 E7 ]# e0 u8 W1 X/ R( D4 Q
12-016 Lightning Rod Conductors4 N5 @7 {3 c6 b* ~" u2 h
Conductors - General
# _* _/ V- P! ]$ @$ a @12-100 Types of Conductors (Appendix B) Table 195 ~, V% x; }0 T4 s: d
12-102 Thermoplastic-Insulated Conductors7 t+ x$ T* \7 j) \! ^
12-104 Flame Tested Coverings
0 W( c4 a4 `, b+ _2 _6 B! B1 P12-106 Multi- and Single- Conductor Cables
3 u/ g2 g9 H# w$ m6 ^; ]) f, D! H: b12-108 Conductors in Parallel (Appendix B)
* X |! J Q4 q4 S12-112 Conductor Joints and Splices' i; v' @7 q. q3 k1 ` F
12-114 Ends of insulated conductors
; ~6 `: R K7 \/ O" I2 |6 b* T; n* d12-116 Termination of Conductors (Appendix B)
, ?8 n$ S" N8 M8 l4 K2 _12-118 Termination and Splicing of Aluminum Conductors
7 Q5 a5 K0 q/ ?12-120 Supporting of Conductors - Table 21
& X- d* s5 S8 d" BOpen Wiring
$ Y" V2 r2 g( C9 |/ o+ b12-204 Spacing of Conductors
7 O& H2 z7 x! Z( G! z/ j1 m& S12-206 Conductor Supports* S; L, R) K! k( R. e
12-208 Conductors on Flat Surfaces9 e% D# o [8 O' j" d( ?' x8 n* v
12-212 Protection from Mechanical Injury
, [- H) k1 _ n. J9 {4 }/ dExposed Wiring on Exteriors of buildings and between Buildings on the same Premises3 L+ l! [1 z( {: @- b
12-308 Minimum Size of Overhead Conductors i8 g0 L4 Q1 u; A
12-318 Use of Neutral Supported Cables
; @2 U7 ^# D4 l" n- |- cNonmetallic Sheathed Cable
* P+ | t- F/ O3 [2 i12-502 Maximum Voltage
. _" Z& H. S+ X1 I" [$ D& j; D6 I12-510 Running of cable between Boxes and Fittings (Appendix G)
' Q9 X( `7 r6 p" U! E, a5 |& O' ?& _12-514 Protection on joists and rafters
7 W; b i0 O4 q" T; S12-516 Protection for Cable in Concealed Installations (Appendix G)
* O2 o, [% s+ U, \! p3 i w12-522 Where Outlet Boxes Are Not Required
" [. n' U& I u, Q. W* i- u% BArmoured Cable5 p- X- p J2 s
12-602 Use (Appendix B)0 K# _; E, t& Y; O5 F3 [
12-604 Protection for Armoured Cables in Lanes9 T: S7 A0 P3 o
12-606 Use of Thermoplastic Covered Armoured Cable
) y8 @% R ]8 _9 v% ~ U9 J/ O12-608 Continuity of Armoured Cable! S" j- s- p% @5 Q1 C: o& W* D; d
12-610 Terminating Armoured Cable5 w3 A" Q" [! l- w
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems5 j2 z# T4 X# j, C* t! W9 s
12-614 Radii of Bends in Armoured Cables) M6 u$ T0 c, N9 {% @2 C
12-616 Concealed Armoured Cable Installation
1 X' O4 ~1 P1 B7 m0 n* z12-618 Running of Cable between Boxes, Etc
; d. Z% J% R$ n* K% M9 J, u, {# j/ mMineral-Insulated and Aluminum-Sheathed Cable# u0 O O. K* J3 ^' b+ r, d" p
12-702 Use
}* i) v% c4 _7 ~3 V- o/ ?3 Z12-704 Use When Embedded
: i- Q2 r: p( g2 k2 k7 ]* A# [12-706 Method of Supporting
" [ v' }( l+ b12-708 Direct Earth Burial
9 V; W2 V+ O' f- R! _12-710 Mechanical Protection
' |" I2 n, j: r) h/ C( { U12-712 Radii of Bends3 [% ]5 \/ K( }$ K0 W8 u" F3 v
12-714 Termination of Mineral-Insulated Cable (Appendix B): N' f9 t# d1 w2 e5 A% Y
12-716 Connection to Other Forms of Wiring
2 T& R) C, H( aFlat Conductor Cable Type FCC) E* Y5 Z2 Z6 a7 b9 b2 R7 p! z
12-804 Use Permitted! z( L1 A8 f+ p( K# B
12-806 Use Prohibited
) Y4 E: b* J( q& w& c9 B12-818 Anchoring
4 H+ K2 H% X' P# U# C12-820 Crossings% r) x% |; q+ _/ G( ~
Raceways - General6 j4 k) t# B* ]& l2 K, J- u
12-904 Conductors in Raceways
! y- F7 n- n' h12-906 Protection of Conductors at Ends of Raceways
, ?" |6 m2 M& e, D12-908 Inserting Conductors in Raceways5 x5 b' X. R2 j# a! F
12-910 Joints or Splices Within Raceways3 r& y$ M% [2 Y% z1 }) ?* K! t7 f
12-912 Stranding of Conductors
6 ?: |) j# B* f! U+ [# j8 {12-914 Electrical Continuity of Raceways
/ p1 a: S6 |. e12-922 Radii of Bends in Raceways+ j. ]7 Z) K, W; e1 C) t
N 12-922 Radii of Bends in Raceways Table 77 q9 n: G8 E; n7 ~1 g! `
12-932 Protection for Raceways in Lanes
: h$ W: L: ?8 x- j. ?( E12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B). B" Z0 V& M- J) d; }% ]- \
12-938 Capping of Unused Raceways
1 F% A) i* a* o2 `12-940 Maximum Number of Bends in Raceways
2 v% g1 p, I" a5 y- x) M+ L0 D K( DRigid and Flexible Metal Conduit
4 I* N9 F B; W' ^12-1002 Use: s @* B& A$ V" T+ j
12-1004 Minimum Size of Conduits
2 l) l7 ]# ?) [) ~1 {$ ^& q12-1006 Conduit Threads (Appendix B)
0 Y; N2 {9 R& {, u+ w3 U3 `" `12-1008 Thread Engagement+ Q. Q. P% h: `
12-1010 Maximum Spacing of Conduit Supports
+ N, W( m! A6 R) \0 a12-1012 Expansion and Contraction of Conduits (Appendix B)2 y1 T/ H- [: O
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
9 r% @+ Y0 n O& {) l% iRigid PVC Conduit and Rigid HFT Conduit' N' y3 A2 s# I, \; \
12-1100 Use3 {; _1 X4 X/ q% Q7 p
12-1102 Restrictions on Use: m4 g* g% e& W- M9 I
12-1104 Temperature Limitations (Appendix B)4 }1 _# K: V! b3 X& l
12-1108 Field Bends (Appendix B), (2)0 u5 m0 B3 D9 P- y
12-1110 Support of Luminaires
$ M, ~) G& c& j12-1112 Fittings
; `$ h% x- l# ^: N9 v e12-1114 Maximum Spacing of Conduit Supports/ ?# b: O+ G* j1 N' H0 N% i
12-1116 Support of Equipment
4 ]+ G: ]+ v4 U0 _12-1118 Expansion Joints (Appendix B example)2 t* C: Z$ g# _; Z7 ]0 B
Rigid RTRC Conduit
+ }7 e2 Q- e" f/ g4 N; z, [% J12-1210 Temperature Limitations$ p. ^8 E! z( r" V9 s
12-1214 Expansion Joints (Appendix B)
; k% P/ m# t# |9 \+ ]' J4 M, R5 ELiquid-Tight Flexible Conduit
) j5 U1 s0 M$ M5 W& w$ }$ S0 }12-1302 Use of Liquid-Tight Flexible Conduit
1 W @# P0 I4 g. @/ [7 |# E12-1304 Maximum Number of Conductors5 M" n+ R& z" ~+ {& G# ~
12-1306 Provisions for Bonding. I/ c* {( A& J) ^/ v
Electrical Metallic Tubing
! ^; l; `$ i9 R5 E12-1402 Use4 D. u' d. B2 @: F
12-1404 Supports4 b: P5 i4 W0 H: Q, h' n# ~/ `8 b
12-1406 Minimum Tubing Size: {- m! X5 p7 a2 v! j: [! P3 {- u
12-1408 Maximum Number of Conductors' J/ p1 G& h# o0 k: a" M
12-1410 Connections and Couplings/ n: j+ ~( {9 b. ], q% P2 ~
12-1412 Radii of Bends in Tubing/ H" n3 t9 P6 h: ~% O, `
N Table 7
$ C2 g. q. p+ H* s. @9 k/ B+ UElectrical Nonmetallic Tubing6 u: n! z6 R d. s5 _6 Y/ h. b
12-1516 Provision for Bonding Continuity
4 G: }; Y1 T' P4 d0 P3 ~; mN 12-1514: I) C+ j! N6 v
Surface Raceways
' P4 |+ F; t& `! _2 q8 D12-1602 Use of Surface Raceway (Appendix B)
" {0 o2 B4 {' G% N' z12-1604 Temperature Limitations
/ S$ G( D1 H% l! [% Z( Y, ~12-1606 Conductors in Surface Raceways (Appendix B)# R6 I& Y3 @' {# g; X0 T
12-1608 Maximum Voltage
. n0 U+ t) b3 V% o' Q12-1610 Joints and splices ! O! e0 }2 H% {1 A& h# j0 Z2 I8 E
Underfloor Raceways
+ q: W( x I, r$ Z! ^+ Q12-1712 Discontinued Outlets in Underfloor Raceways; a8 u+ d) b+ L0 }6 c0 c: O: }
Cellular Floors6 v* p n# q2 c/ o) F9 c! x
12-1804 Maximum Conductor Size in Cellular Floor3 E9 h) |& j% [8 l
12-1820 Cellular floor discontinued outlets" Q0 N$ g. \. t! }- T+ X/ D7 d
Auxiliary Gutters. L5 N) N- |8 d- @9 ~3 T
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
5 L3 }$ u% t$ E2 z! Z# X' z; x) x12-1902 Auxiliary Gutter Supports" v' N# c! G7 N/ Y7 U$ L: c
12-1904 Auxiliary Gutter Cross-Sectional Area! G( {: o7 q! F
Busways and Splitters
( s. s$ w# a& Q2 |12-2004 AC Circuits in Busways and Splitters
; z8 T, ^& k) t. k0 X b3 X12-2006 Busway and Splitter Supports
, s6 G. B( t. d12-2008 Method of Installation of Busways
+ C P# n* Z- w% X12-2012 Reduction in Size of Busways6 N4 T h# Y. ]+ J/ i' P3 T
12-2014 Length of Busways Used as Branch Circuits
, A0 i( z; ?0 U# }) s G12-2018 Taps in Splitters
$ L. k3 D- Q8 `; V6 u) hWireways% ` A" C- {6 w: L; }. E
12-2104 Conductors in Wireways
; M& E0 ?# ~8 V7 @! j1 f0 C12-2106 Taps and Splices in Wireways
# X8 o$ K- M( y- R8 t( I Cable Trays; A$ b4 Y+ B0 ]# ~$ o6 b& P. k) k
12-2200 Method of Installation (Appendix B). R5 }( q a& w+ z" |( S1 T) J2 _3 @
12-2204 Joints and Splices Within Cable Trays
# {! q8 l' x9 o12-2208 Provisions for Bonding
9 H# n$ U7 ^- S- P |& w9 G12-2210 Ampacities of Conductors in Cable Trays
* {# y7 G+ |/ KInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings- P8 ]) h2 g0 G) d! y' i# N
12-3000 Maximum Number of Outlets Per Circuit
( \7 H5 C1 e" P' q9 n( I- p/ Q6 o- IN 8-304" { b y2 O1 v& N& p! a( \
12-3002 Outlet Boxes (Appendix B)) g) v, L9 l6 Y% T: k* l
N 12-3000* w& l- G* f2 {! \' |1 d
12-3004 Outlet Box Covers
- n. \0 Q6 Z+ G% H4 ]4 b0 F6 `; X) S# AN 12-3002$ ^7 m" t5 y4 k" o" L1 @6 {
12-3010 Boxes in Concrete Construction I6 s$ T% L8 I
N 12-3008
" X4 N% H* k# X; Y12-3012 Outlet Box Supports& |! i0 S9 u3 G
N 12-3010
. ]0 K# |& _* h8 B12-3016 Accessibility of Junction Boxes
# d+ K3 O8 a m: n. c3 |& |1 FN 12-30143 ^' k" y) \8 S' |7 S* G8 V" B( b1 U
12-3018 Flush Boxes, cabinets, and Fittings
) Q& E- S' }. t4 ^. wN 12-3016
, o1 V' Z- d- X* }0 W \12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
+ B& m; ?, l' ~9 i+ kN 12-3022& Y1 p3 E- I9 i9 h [3 g
12-3036 Maximum Number of conductors in a Box - Table 23
& G& m( V; h+ LN 12-3034' e6 w' n0 E- x+ z1 X6 y$ _
12-3038 Pull Box or Junction box Sizes
8 ?7 l3 V3 t# A9 X( jN 12-3036* n% P+ ~. `/ T$ N, Q- G5 {
j8 G2 {% Z+ `: y3 B
Section 14 Protection and Control
; \ [3 z1 ] ? x, C6 Z( ]General Requirement
7 @7 M. Q/ t; M% T- R' [14-010 Protective and Control Devices Required
) @3 r9 u* J ^14-016 Connection of Devices
z9 _7 s" C$ t2 Y3 G5 \ Protective Devices – General% `. o3 ]4 P% k/ H
14-100 Overcurrent Devices Required* e6 p/ y0 R2 l. v/ h3 h0 \. J
14-102 Ground Fault Protection (Appendix B)
4 \2 {! E2 E" K+ H" c3 y14-104 Rating of Overcurrent Devices (Appendix B) Table 13 \, k9 M* g: e' o1 ^, W8 c0 Z2 W! i
14-112 Overcurrent Devices in Parallel+ t9 A/ E% [6 j! M0 X4 [
Fuses5 L+ @5 b2 i: N( j# ?2 y
14-200 Time-Delay and Low-Melting Point Fuses: T2 q" {* g- H
14-202 Use of Plug Fuses
% k7 g# i- v6 B( u4 { L14-208 Rating of Fuses. N% N3 \) q% }! Y2 L* I
14-212 Use of Fuses (Appendix B)
; G6 {: O1 B9 I5 p/ D& ~, TCircuit Breakers; F8 D( w1 ^6 U, }9 u0 x+ ~
14-300 Circuit Breakers, General
" p$ n& A' I5 f* O) L* ]14-306 Tripping Elements for Circuit Breakers _6 `' b* A9 o7 w( P3 d
14-308 Battery Control Power for Circuit Breakers B3 Z; v7 z! K& A: j/ Q4 c
Control Devices - General
) |' r; m7 S* V- V14-402 Disconnecting Means Required for Fused Circuits
' k6 m) S& W' H, z/ |Control Devices - Switches2 a9 F$ q8 D, W: I& \
14-502 Mounting of knife Switches1 Y, s# v3 u' Q: }. ^6 R
14-504 Maximum Rating of Switches
( T4 ]& m( t" E( ?/ ~. h14-508 Rating of General-Use AC/DC Switches (Appendix B)0 S' `4 `% K: z, ?0 s8 B
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
8 b0 @: w6 A8 YSolid State Devices; O! O# i! x3 E9 o; s) n! o
14-700 Restriction of Use
% j$ P! J" i) ^7 {' Z' C. W14-702 Disconnecting Means Required1 y5 L6 B5 ^- v+ |1 I. J
; A8 ^9 A) F! d# i% b% ^" B
Section 16 Class 1 and Class 2 Circuits
& ~- M2 x( v" @5 L! y. x! a! gGeneral
& D6 E* ^+ q; a% b16-004 Class 1 Extra-Low-Voltage Power Circuits" G2 Q: r6 K' B0 }9 T' r$ s
16-006 Class 2 Low-Energy Power Circuits
( Y9 Z, R0 S5 R16-012 Circuits in Communication Cables
2 o; c* Q1 ]- @: o7 P c% j. L( ^Class 1 Circuits
, I: V7 t' N# X4 H7 W; y16-100 Limitation of Class 1 Circuits( d H, G1 o, ?- R2 d
16-104 Overcurrent Protection of Class 1 Circuits! K4 w; a6 k! b9 S8 N; b
16-106 Location of Overcurrent Devices in Class 1 Circuits
o! a4 s, E( R# t& H16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
- U9 d# i1 [: v0 U3 p+ L2 x P16-110 Conductor Material and Sizes) H- J, f8 z8 F
16-112 Insulated Conductors for Class 1 Wiring' S4 H& n0 @+ L# W
Class 2 Circuits0 [0 j# U3 z3 W$ I* I7 l
16-200 Limitations of Class 2 Circuits (Appendix B)
# s. B. S' Z7 _$ ]5 H/ `16-204 Marking& }4 }5 O6 K. G
16-206 Overcurrent Protection for Class 2 Circuits
S) r d L r0 P( ^1 q16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
2 n1 i0 p) x$ s/ p8 j0 x) D7 @/ AELC: extra-low-voltage cable
2 p: V' `; Q- M4 w$ z9 o16-212 Separation of Class 2 Circuit Conductors from Other Circuits
- v9 @ i' ]; W6 G& N
/ w1 @ x; p/ z# T) aSection 18 Hazardous Locations0 O1 D2 m! j# n
Scope and Introduction5 y8 t& w f/ T, F% R- c/ S
18-004 Classification% s% F) u4 N: R: b, H; @- o% { p& F
18-006 Division of Class I Locations (Appendices B and J)8 a9 q6 d& {' o+ N0 `
18-008 Division of Class II Locations (Appendix B), M9 [5 h$ h! U, R) U
18-010 Division of Class III Locations (Appendix B)
% M8 Q' n6 g1 i! E/ qGeneral0 r! ~0 \0 C& p1 \6 N1 K
18-062 Metal-Covered Cable (Appendix B)! A) N) J; a6 X% k9 P/ L' C+ g
Installations in Class 1, Zone 1 Location2 y7 n+ X* ]# l' }/ _
18-108 Sealing, Class I, Zone I (Appendix B)
+ X: z) l- L$ i
6 J! T8 S4 l! ^2 K. {4 rSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars2 U- y$ [% V* T) ~$ T4 u3 a
Gasoline Dispensing and Service Stations9 x ?" x3 I+ f9 O
20-002 General
2 _# B7 r# R5 @: X8 U20-004 Hazardous Area (Appendix B)8 o V# M! ^* f. W( k3 |2 p a
Propane Dispensing, Container Filling, and Storage
$ v8 @8 A( H, r6 W+ J# v$ T20-034 Hazardous Areas - Table 63
6 u6 w5 b! o' a% w& u" g( MCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities6 G9 b1 V# h! I/ u6 a p0 N
20-062 Hazardous Areas9 w/ R2 K# v$ C0 i
Commercial Garages – Repairs and Storage
$ J9 m4 U8 }! Z# D9 \4 Y" J20-100 Scope
7 g! g |+ i& d$ {* l20-102 Hazardous Areas (1) " x& @& M$ K! x6 c: @- C. a# j$ c
. b8 c1 h* F" {Section 24 Patient Care Areas
0 q/ T, c* G1 K: e24-000 Scope (Appendix B)
& p7 M& z* b2 |0 c: e5 }4 o7 N24-002 Special Terminology (Appendix B)
' J3 @8 @) Y& B3 h a Patient care area
' O/ H8 w' j- |! }Patient Care Areas
) k! d1 g5 D7 \+ a- o24-106 Receptacles in Basic Care Areas (Appendix B), e. O+ a$ h$ ?2 z5 c+ N1 p& d% ^
Isolated Systems- s. ?, S% d4 Q" ?0 E
24-204 Single-Phase Isolated Circuits (Appendix B)1 V, u8 a9 j* k7 v
24-206
+ A7 D' T5 S& Z1 e- J U) c, B( ~) D; x
% ~6 |& J" m6 t2 ^Section 26 Installation of Electrical Equipment
0 {! g( T# |5 n6 o" |. j/ y% J$ hGeneral; b: l1 e1 {- c4 Z2 g
26-004 Equipment Over Combustible Surfaces (Appendix B)
0 q6 P; k, H b; |9 v8 `1 B- |26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
7 U) n3 Q r7 b& |( I Isolating Switches: |7 X# J$ T& H& Z5 q
26-100 Location of Isolating Switches* r& X; `6 x/ x
Capacitors" v- l- w8 \9 M
26-204 Guarding of Capacitors; h, a! @# ~; v
26-206 Grounding of Capacitors8 i' Y* {$ \5 ~) p
26-208 Conductor Size for Capacitors+ L7 {- X/ C" Q1 N- U* _7 h
26-210 Overcurrent Protection (Appendix B)
e" t. i% k" q) b26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits, Z$ p6 {& R& F$ b
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits# O& \; a8 A5 J1 Y& T' ]' p
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
5 O. c, _# f* v26-218 Special Provisions for Motor Circuit Capacitors
) J7 ^4 t/ {4 ?- u A26-222 Drainage of Stored Charge of Capacitors' F$ ~9 e9 `1 g( s4 w
Transformers" @7 z4 T/ h& m0 ?8 X) x- s$ _
26-240 Transformers, General
* ?: O- m' ?% ?- D7 _ N4 ~' I26-242 Outdoor Transformer Installations
. O# [, K6 J. {; K/ t L26-244 Transformers, Mounted on Roofs (Appendix B)5 D) z# l$ q# j1 }7 V/ Z; [ C
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
8 M9 P. Z, N0 p& b" d26-248 Dry-Core, Open-Ventilated Type Transformers* b9 }: ?0 e8 [+ j# _5 s$ d2 R
26-250 Disconnecting Means for Transformers
2 v8 A; p9 g B7 h/ W+ G( n2 t& h26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V: d8 y1 e3 X$ h- o& }& u; q, J
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
: ] X( y7 S) m M1 [+ j& a1 m* o26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)9 h8 }' y; X% b5 F- w$ b9 ]1 U( v- A
26-258 Conductor Size for Transformers9 F' T0 J, |$ l/ M
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)6 f7 h1 B- R. A, X4 c" {' L5 I
26-262 Marking of Transformers
3 I5 [! s, A. }0 V" f: ^26-264 Auto-Transformers
F& O( b; _! _) GFences
. G' f0 R$ ? u/ i) q26-302 Clearance of Equipment - Table 33 b1 _& d- o- x+ C
Panelboards
9 B; j3 u( @ ^0 Q9 d26-400 Panelboards in Dwelling Units (Appendix B)
# [( |7 G* [* W* g26-402 Location of Panelboards (Appendix G)% {" S* W: w5 L4 ^ [' W5 U* J
Lightning Arresters% m6 v; ?* k: ]# K( {. F
26-508 Connection of Lightning Arresters
" e; Q0 k) M1 K( gStorage Batteries
' a7 V* o7 {% E$ F26-542 Special Terminology5 }7 h# f, ` s u; e+ y+ _
26-550 Battery Installation9 a, j0 r, p6 L2 M/ Y' k
26-552 Wiring to Batteries
9 s1 i9 v# B6 @+ }( O3 _! VArc Lamps
) P5 C; m, i1 P; s+ a3 i1 ?$ M26-600 Location of Arc Lamps
( d5 ~7 N' z1 Q8 G26-602 Conductors to Arc Lamps6 g6 }7 W( a- p) U2 k& a
26-608 Globes and Spark Arresters
8 T' E3 T8 a/ V5 J3 oReceptacles
$ }+ ]' x J* B; j1 p1 m2 F, X26-700 General (Appendix B)
4 k' S- v4 M$ x; W26-702 Receptacles Exposed to the Weather
& X/ k. `- l/ U7 q$ X/ [$ uReceptacles in Residential Occupancies# H i6 k+ d0 t7 N- p: b0 I1 x
26-710 General (Appendices B and G)8 `% e0 }* G- ?1 o; O
26-712 Receptacles in Dwelling Units (Appendices B and G)
: {$ n1 B. J9 G) k, w26-714 Receptacles in Single Dwellings (Appendices B and G)
! b/ v `* r4 b/ V% V) q" FBranch Circuits in Residential Occupancies
6 b' @7 x# a- A) l% F26-720 General
8 Z) a& a5 k# v" P5 B2 N' h26-722 Branch Circuits in Dwelling Units/ ]) o# G! a0 {
26-724 Branch Circuits in Single Dwellings
! d/ r; h6 F$ F* y7 C% k5 I26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)( a: u( f1 u2 \3 C/ h7 `* e
N 26-720 (F)- y0 d$ O7 S9 m z9 M
Electric Heating and Cooking Appliances
% N, ?8 c; {3 a3 I26-744 Supply connections for Appliances
( W# N$ H3 O0 a; D* ]: p" e26-750 Installation of Storage-Tank Water Heaters
7 o6 m' b( s5 q7 K1 q8 ~6 q* k26-752 Infrared Drying Lamps K4 m- k( `" o2 @5 L5 {7 Z3 j; G
7 t5 C! K; o$ |5 ESection 28 Motors and Generators
9 ^ k9 p8 E: K' Y0 RGeneral, K& i. N! r" a4 p
28-010 Special Terminology
) c: I9 u7 V, a( ~$ D' EHermetic refrigerant motor compressor
1 z( b: g: |) K% q# j5 Q' } s. |$ BLocked rotor current rating
& h; K8 ^- |9 W, L: @* n3 jService Factor
9 P) L5 l/ J( j/ ETable 44; Table 45; Table-D2
3 s0 }) R7 i" `9 sWiring Methods and Conductors( O- ]; u/ f8 `; _/ `6 G
28-102 Portable Motors
6 B# ^- N) Z( i5 ?28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
3 H% T8 h0 L9 V! S- T$ y# b28-106 Conductors, Individual Motors6 M# i& _) D5 j! c
28-108 Conductors, Two or More Motors
' L$ o; f1 Z% y' ~6 {9 v$ }28-110 Feeder Conductors& q+ y4 o: {/ n% K( J
28-112 Secondary Conductors
9 ~6 {* t5 m6 t3 y, EOvercurrent Protection
$ K6 D: o6 S9 i+ A3 Q28-200 Branch Circuit Overcurrent Protection$ ~* j" ^# [# m& \3 d
28-204 Feeder Overcurrent Protection4 y9 Y* }: ^$ V/ I" m, r
28-206 Grouping of Motors on a Single Branch Circuit: [; m2 p. i9 y! c) _3 \3 g; R
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)- V4 {. X( U! K
Overload and Overheating Protection2 z. y8 ?2 m/ E, v3 B2 L+ i* x
28-302 Types of Overload Protection$ S/ K z1 b4 l) P& @; h
28-304 Number and Location of Overload Devices (Appendix B) Table 25
: j6 } g8 G7 j; O; [# X9 F( ~28-306 Rating or Trip Selection of Overload Devices (Appendix B) O+ l1 c: l4 {. U0 E
28-308 Overload Protection Not Required% o: d4 l# E2 \3 ?5 h1 m1 ]
Undervoltage Protection
9 I z# }- n( ]; l28-400 Undervoltage Protection Required for Motors (Appendix B)/ T G! d0 Y* K, R
Control
9 Q+ v% i" A9 a8 O5 j28-500 Control Required1 N1 H6 b4 N$ b6 X+ E7 V
28-502 Control Location
" w" V% |, \3 Y& G28-504 Starters Having Different Starting and Running Position
; o! r% k6 B& j8 }28-506 Grounded Control Circuit
1 o% A* ~# x& c/ g. dDisconnecting Means
" u5 s" ?/ Z9 t! K) Y6 ?( v7 T$ \28-600 Disconnecting Means Required
/ X" `+ `) c1 g28-602 Types and Ratings of disconnecting Means (Appendix B)
6 v! w! A% R: h28-604 Location of Disconnecting Means. A; J$ K+ }3 W$ x* Q
Hermetic Refrigerant Motor-Compressors9 z# |" m+ K! i2 w- f! B# W% P
28-706 Conductor Ampacity
5 L! o( _6 F( p# N1 X- ^28-708 Overcurrent Protection
9 v) V, o" f/ v% P; t( U28-714 Disconnecting Means
$ s5 R& ]. N+ ?, l7 C8 PProtection and Control of Generators) I) \: B. J, C+ M; `9 W0 z
28-900 Disconnecting Means Required for Generators; y$ o$ y. b8 ]. D
28-902 Protection of Constant-Voltage Generators8 {' k1 F, `6 N
28-904 Generator Not Driven by Electricity
$ ^' y# |- t) K& n28-906 Balancer sets% q0 y o! Q! `2 s1 X' B
28-908 Three-Wire Direct-Current Generators
1 G* A! h _! r* }/ r/ o3 Y6 K# b) m- j. p' l, q& N' i
Section 30 Installation of Lighting Equipment. ?! g* U D* K5 g+ X5 V# v
30-002 Special Terminology (Appendix B)3 w# Q2 ], ~0 s5 M7 l% R/ ^1 ?5 R5 ]
General; y+ z7 K" \) Q2 ~. \+ T- J
30-102 Voltage! ]* t" T. z2 @, c3 n
30-104 Protection (Appendix B)9 o+ a4 ^ u* \, L' b: u7 q
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment( N0 N; F' Z8 {3 x0 D
30-108 Polarization of Luminaires
% o% f1 G5 c; K30-110 Bonding of Lighting Equipment/ u# o* Q; f0 u
Location of Lighting Equipment
3 N9 f- T/ N4 ~30-200 Near or Over Combustible Material4 g3 K3 {5 l/ t. T2 {1 l! ~, }
30-202 In Show Windows
7 P8 n- @6 o! P0 u0 G: x: n) h30-204 In Clothes Closets
6 K5 }1 s t l3 d ^: RInstallation of Lighting Equipment; s( L5 b+ q) x
30-302 Support" N, \# z5 X' N, O: _# {5 w: m
30-304 Outlet Boxes to be Covered/ g6 [! a: U' d
30-308 Circuit Connections
7 [: B k0 F U3 Y2 O1 Y30-310 Luminaire as a Raceway
3 D) \) I7 O5 I8 M4 h" ?+ x30-314 Minimum Height of Low Luminaires
3 [& p0 K# h! v0 {% ]30-316 Luminaires Exposed to Flying Objects
( j# T1 [6 B0 N" X0 Z) I30-320 Luminaires in Damp or Wet Locations. }7 X- T2 E6 [7 r4 H* ^
N 30-3186 r+ J% f+ X# S0 d% p, b$ z2 G0 C
Wiring of Lighting Equipment3 W, _' r# Z& b$ P! Y
30-400 Wiring of Luminaires* j8 W) A# u- c! i/ e
30-402 Colour Coding0 g Q: y. t0 F# m
30-404 Conductor Insulation x8 ]. t% F2 U' O$ }) B& U/ G
30-406 Conductors on Movable Parts
: z" `7 v3 x: o7 G* B. P/ n30-408 Wiring of Ceiling Outlet Boxes7 ?# y# {8 v( y$ r" d; X# I% e
30-410 Wiring of Show Window Luminaires9 e! L+ K0 b" v. o1 Y
30-412 Tap Connection Conductors2 K, _6 R& h- `4 S1 W9 ?
Luminaires in buildings of Residential Occupancy N0 I8 T& A4 e7 _$ L
30-500 Lighting Equipment at Entrances (Appendix G)- |$ T: ~- W/ D: d
30-502 Luminaires in Dwelling Units (Appendix G): ~4 p$ V6 b- H1 E' h6 b
30-504 Stairways (Appendix G)
% g* d& J) ]6 J- Y& U* ^30-506 Basements (Appendix G)
7 X, ]- K! v: o! t6 O, [, ]30-508 Storage Rooms (Appendix G)2 t. r4 F/ A! \% \, r$ B) g' d
30-510 Garages and Carports (Appendix G)
2 c. r& w# ^ p- C! O( cLampholders
2 n' u$ y: j( b30-600 Lampholder rating with Incandescent Lamps7 |9 Q- |7 z" F' G4 n; \9 b
N CANCEL' Q a! L" R; I, ?& {# k" V
30-602 Connections to Lampholders
! x9 V. d8 v: b" oN 30-600
; k3 k3 q% k3 ~, h; E$ E30-604 Switched Lampholders Used on Unidentified Circuits
" Z- [' m' J" J$ M! jN 30-6025 F6 j0 {1 K+ k% f
30-606 Switched Lampholders with Pull-Type Mechanisms% A* b2 H6 t5 [: l" Y6 {/ }
N 30-604
, P6 h! v1 x2 z0 Z- J3 F. r30-610 Pendant Lampholders
4 B9 A8 A6 ^/ n2 M" vN 30-608
6 l% h6 K& M2 y& P ^Electric-Discharge Lighting Systems Operating at 1000V or Less' Q' a0 `. O7 l/ Q- V+ J
30-710 Control (Appendix B)
& Z, ]' @2 W! x6 F; a) }30-712 Branch Circuit Capacity( d, k+ R: m. S5 Z+ H, b. M% ^7 v; ~
Electric-Discharge Lighting Systems Operating at More Than 1000V) A# S2 g5 F+ ]* j
30-802 Voltages, Dwelling Units
" Z( b& C1 r5 {1 G' ]% {30-804 control (Appendix B)) R$ [4 X. @) ]7 s' F
Recessed Luminaires (Appendix G)
" s2 G/ f( N3 R+ L30-902 Spacings for Non-IC Type Luminaires
. i" Q4 M R2 e* c) J0 E30-910 Wiring of Recessed Luminaires (Appendix B)
h- o( T( @( P5 V: m rExposed Wiring for Permanent Outdoor Lighting
2 G5 ]! E& F! V4 J30-1120 Branch Circuit Loading and Protection
( c. K* ?/ T* r- i# wExtra-Low-Voltage Lighting Systems/ N' G7 N& I( a' j
30-1202 Sources of Supply
: d5 |, `* Z7 |; D; r8 x2 a' |& o5 l: p" } b
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
0 E. Y/ _8 t" w U2 C8 m# y" o$ `3 ^Fire Alarm Systems
4 I1 ]; a9 j" R5 @' O32-100 Conductors' z0 ]& h/ o# U
32-102 Wiring Method
# ]3 e4 C0 l) Q' w7 g( U32-104 Equipment Bonding
' h( Y& _, I' y) _, E5 A32-106 Electrical Supervision+ l, x; L- A/ k! B, V- b& x/ _
32-108 Current Supply7 `7 S, r8 I9 b! o4 E
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
, f6 Q. k3 Y4 e0 b; E$ QFire Pumps5 D3 i+ e4 E0 ?2 W. w$ v1 p
32-208 Overcurrent Protection (Appendix B)6 Q3 x7 z9 ]( ?4 l" `
N 32-206
& r+ l9 `& ]7 P' b3 {' c32-210 Overload and Overheating Protection (Appendix B)
0 k8 P, o& m8 y& X! s32-212 Ground Fault Circuit Interrupter (Appendix B)) m' v8 e# X6 {. i6 h. g
; ^9 b. v& A1 R% P; y+ y ~+ q
Section 36 High-Voltage Installations
& p* w2 c' J- f) z9 B' dGeneral. }. ~8 X, y4 M5 v! ]
36-000 Scope (Appendix B). j2 ]% M2 \7 _$ b# S/ p! A
36-006 Warning Notices
% Z$ h9 y$ |2 o7 dWiring Methods# S+ |) j3 ^8 m v
36-102 Radii of Bends
0 E1 v! D0 m# [; M( j36-104 Shielding of thermoset insulated conductors
, N$ [# r5 z7 h4 `9 a36-108 Spacing of Exposed Conductors (1) table 30, table 31# M3 x! Y0 b; m- N* M4 C- o
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34+ z6 z5 l$ S# `* H. O9 M0 I
Control and Protective Equipment
) {' z! }! @7 |7 B' v36-214 Disconnecting Means* F k. }# ~+ r
Grounding and Bonding6 `3 M8 ~- Y- {" C/ a( L
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
$ e& y5 ?( _1 H) `7 {2 F' g' X5 ~36-302 Station Ground Electrode (Appendix B)
) J! @! s, q8 o7 Y36-304 Station Ground Resistance (Appendix B); w6 {8 ^, s9 A( B6 L
36-308 Connections to the Station Ground Electrode (Appendix B)* L9 r1 V3 k) ` G
36-310 Gang-Operated Switch Handle Grounds
# |: E3 r4 }( r) D+ }+ p0 z36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations9 ?; T* E3 p+ P
2 h2 E1 B' w! R7 D9 [Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
9 r5 e4 u" K5 K! o$ {! H% V38-002 Special Terminology (Appendix B)
- j+ {8 j/ H- D; U+ K3 f38-003 Voltage Limitations (Appendix B)
x2 `3 L4 P# V& f/ H5 `' f4 w$ t5 Z+ n38-004 Live Parts Enclosed- ?+ x W ~+ q
38-005 Working Clearances
+ U* i1 ~5 o/ W( I/ {6 S! t+ }38-011 Insulation and Types of Conductors
# _ Y: z& L! u) h' H2 T38-012 Minimum Size of Conductors
* I$ ^& K1 ]- `- }# B8 ]! Q9 _0 \* A" p
Section 40 Electric Cranes and Hoists% Z/ F$ q1 K* K0 u
40-008 Disconnecting Means
, b: J, E9 M% [/ y3 P1 M40-010 Main Contact Conductors1 ^/ j" o! q, y! }* P
' v% }2 P! G( p* o& m7 V1 r# L
Section 42 Electric Welders% M" w6 a" N( p: z/ [, a
Transformer Arc Welders
_- n2 y. s+ q+ x. z42-006 Supply Conductors" `! B5 C$ `+ N5 i
* S0 H# ?$ O+ g! _" CSection 44: Theatre Installations {9 v0 \5 a# I; i# s/ x
General
2 W0 K; p: B0 b8 A' Z3 u44-104 Number of Conductors in Raceways! v& T3 D( G0 `2 s# F0 ~* W& b
44-106 Aisle Lights in Moving Picture Theatres
' f O f5 e2 k+ t7 nFixed Stage Switchboards
7 g; r, f8 f, |1 s% D44-210 Overcurrent Protection
/ \4 {; M4 i4 qFixed Stage Equipment
/ D/ o) g5 d4 q; b44-324 Receptacles in Gallery Pockets5 ]. d$ I$ E' K1 J+ E1 z6 f
44-326 Receptacles and Plugs
1 {0 R. P& T7 l) L4 h7 W) z7 R1 ~7 w( E% f4 \0 V' r: x5 Z6 p& t
Section 46 Emergency Systems, Unit Equipment, and Exit Signs( L8 L8 D) }. Z# v$ C M
General C" ~/ { G$ [4 ~3 B! f! N: G
46-102 Instructions7 ^; a- z& O w- A1 p4 t% {
46-108 Method of Wiring (Appendices B and G)
7 A( z, s7 [7 K2 v+ U( i, ?$ j. Q) fEmergency Systems
9 ]2 s9 c. t4 Z' R- ?46-202 Supply (Appendix G)
1 a+ M6 T( k% }4 p; ?9 d4 t. y46-204 Control
4 _( R" g9 `2 Z8 M4 y! J* A8 j/ V% I46-206 Overcurrent Protection
4 \5 P1 _. ~8 T- l# s46-210 Remote Lamps
& C5 l6 D5 s- |( a4 u vUnit Equipment
, w# S3 t9 A1 O46-304 Supply Connections0 E+ H, V, D! n- _
46-306 Remote Lamps (Appendix B)
, t' K/ ^" C! q4 X' zExit Signs
7 z8 S2 g3 i; G% z3 i" H46-400 Exit Signs (Appendix B and G)
3 b9 c& q: \) c6 \" h# I6 y3 s. T3 m/ g
Section 54 Community Antenna Distribution and Radio and Television Installations
2 ?- `* x! m; m2 l, z3 @54-000 Scope
% X& y' R" e' v0 a9 O54-004 Community Antenna Distribution (Appendix B)( P( t) Y" Z0 o- ~7 q* Y ?% j! [ m
Community Antenna distribution
& v+ X# `1 w8 E; ?, f- e54-100 Conductors8 p, {7 u* v6 F" Y. a
54-102 Voltage and Current Limitations (Appendix B)0 C7 P9 P9 d' b2 i
Protection. p- K5 }. E" K2 x% a, r
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)1 y7 j' o5 K) Q
Grounding
6 O" Z& V8 [1 X' I4 \2 H54-300 Grounding Conductor9 i( Q& O% u4 A- e ?
Conductors Within Buildings$ l+ {; [" _( i
54-400 Separation from Other Conductors O/ v! i" W, u$ ?; P1 t; {- H
Equipment
0 M4 h% Q* B2 w7 t% N! c54-500 Community Antenna Distribution Amplifiers and Other Power Sources8 f; [# x$ l: Z4 C# ~
54-502 Exposed Equipment and Terminations# m8 v$ L Z% [7 V0 q' M1 m( v& j
V8 p$ Z+ S. Y `/ N3 e" j/ ySection 56 Optical Fiber Cables0 Y% ?0 q/ D. J: n# y
General: W$ ^& ^4 q& j3 u9 E8 q6 O2 X
56-100 Special Terminology
' k0 D. M: A1 v' q+ j, m56-102 Types- n# R+ q: |! H+ N4 @, Z
Installation Methods
* E8 e2 C# q+ B' C4 B a% G# W& A56-200 Nonconductive Optical Fiber Cables (Appendix B)
, T, q' L& c, J! S, F0 u56-202 Conductive Optical Fiber Cables (Appendix B)3 E1 R( M/ w. u- N; ?/ \0 x: N! y
56-204 Hybrid Cables& t) u# u' [$ h6 ?6 }' t% X
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
% j: t5 a' e5 ?9 E! R/ p* D* L
7 p7 i2 s9 }, U9 t/ X8 |; q; FSection 60 Electrical Communication Systems1 U5 ~, p! ~1 ]
General
) J- ]3 H& J# X& k& a60-100 Special Terminology
% s( T& `3 Q% y. b3 YProtection+ k0 n/ H0 }0 X7 w2 a/ |$ l8 @6 f
60-202 Primary Protector Requirements, d/ S7 m* q* s2 F1 T9 Q1 F
Inside Conductors
; b! a6 L6 I1 N60-308 Separation from Other Conductors' {9 F3 }. t" d# _) ^1 p) q
Equipment
) ^4 X! n9 i( K' G% K W60-404 Exposed Equipment and Terminations
* a8 }% R4 c2 J! ~2 \3 m# A9 }* JUnderground Circuits: q+ ^, o* g4 n3 _2 \1 ~& A* e
60-600 Direct Buried Systems
$ W8 B" u# d; o8 T$ m) W- g: q* G- E1 a) L1 @% b: J4 o
Section 62 Fixed Electric Space and Surface Heating Systems
2 L, v7 M1 j; e' ~8 eGeneral% N R+ B! q2 e. ` Y4 {
62-102 Special Terminology
* ~* h# S$ X7 w: f$ b$ ]62-108 Branch Circuits
# y! u0 x4 u m- ?62-110 Installation of Fixtures$ |, V |0 K2 i5 y& r9 F
62-114 Overcurrent Protection and Grouping (Appendix B) (5)
9 u9 H7 s: {* T7 [& P) p4 ]62-116 Demand Factors for Service Conductors and Feeders (2)
& G1 r O( G; V# [+ {62-118 Temperature Control Devices# l5 a7 m, e& {% J/ C' T) K8 ?; W
62-122 Installation of Series Heating Cable Sets (4)(7)
. ?9 u# [7 W! p$ h1 iElectric Space Heating Systems
' C" m' B4 u$ M( V* }62-202 Temperature Control
% [! A: n: j* t; n% m }3 L62-206 Proximity of Other Wiring (Appendix B)
$ o7 M$ ]- n3 r" a( C$ }( N$ l62-214 Installation of Heating Panels and Heating Panel Sets8 p! k. h+ |/ c5 w
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
- |* n5 A& S/ ~( k! P4 F6 E! }62-226 Installation of Under-Floor Covering Heating Panel Sets* I$ Y5 v# g D1 { A3 x" ]
Electric Surface Heating Systems
* b" Z) N$ w: H62-306 Heating Cables and Heating Panels Installed Below the Heated Surface& B- Y6 R; m" r( ~% A( N
2 _2 }5 W4 E9 `7 y8 r# D
Section 68 Pools, Tubs, and Spas
; s/ H: L7 L h h; _7 J$ g0 b! Z0 cGeneral: J" r, j7 J e7 _. x
68-050 Special Terminology
0 S. @7 a, R: H: g68-056 Underground Wiring - Table 61
) e: L% p7 R: K* R' W# w0 i: O68-058 Bonding to Ground (Appendix B)
i. \3 D9 q% b' G9 C& Y6 @7 v68-060 Junction and Deck Boxes (Appendix B)5 p" r, N; J( @9 y
68-064 Receptacles0 v( A* w- n5 w+ d; B
68-066 Luminaires and Lighting Equipment
9 l( F# \+ ]+ X7 U1 ?: ?68-068 Ground Fault Circuit Interrupters (Appendix B)
" y' I$ e) I2 W; j% p9 d1 K: U
. D5 N7 J; A( HSection 70 — Electrical requirements for factory-built relocatable structures and ' F3 D: O! L+ a% c0 r# L+ z
non-relocatable structures
5 u: T# k3 |( k m' p j, }70-130 Tests (see Appendix B)
$ m) D6 `$ |; D5 d0 G# Z2 F3 |! O5 M5 G- T& w4 m, u! a
Section 76 Temporary Wiring (Appendix G)
5 N9 n& _6 D! }5 @' b+ f76-004 Grounding
* D3 K9 D, V# ]" ]0 K76-008 Service Entrance Equipment2 t9 m& ~! A& h; e; t
N 76-006& X) L) d9 @: g: [+ S. I
76-014 Branch Circuits. a# M% H% P$ q; n: [
N 76-012. q1 f+ U& \& u0 V A/ n; v
8 V9 g& b7 |9 p HSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours; C T& L' V( O( M9 V
Marinas and Yacht Clubs
3 [; v n7 L/ t, P6 E0 [0 \' f4 x78-052 Receptacles
( z w( }. j+ n' \78-056 Feeders and Services
r( r. S( D/ N9 VMarine Wharves, Structures, and Fishing Harbours
% ?! E A; F- g0 o. z78-106 Grounding and Bonding
4 A# b1 U8 }6 l; k {Tables
; g3 B# H C+ A( @% k2 }3 \1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,658 P* E- n& I/ l" x4 ^
3 K" w: K# k) _6 ADiagrams: 1, 2, 7/ L& r( E" R2 h9 z K9 j% L
$ a% ?1 E! h! U7 G/ ]7 s' m
Appendix B
. w- v9 t* M8 g' o+ Z/ s" hP352: Ground fault circuit interrupter- 6mA
/ X$ I" s4 o/ U0 r2 F. GP354: 2-126 FT1, FT4
! ^/ f+ k% w; v, c4 o( x9 oP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
# [8 U4 {- l4 c7 o7 x% H7 DP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
' o& ]% o8 G4 r, ` X) g' YP370: 12-1012, 1118, 1214 Example:
5 u2 h+ O. E( h4 C5 w% jP371: 12-1108* {; R' d7 g7 k5 V( l/ ^- N) J
P381: 18-108(1)(b), 18-158(1)(b)
+ O- I* n) f- e5 o: q4 q& h* uP386: 24-2061 ^9 O7 A+ M+ v. Q
P389: 26-256- O4 J9 R$ R X# g
P391-P393: Section 28, Example to determine Motor Conductors and Protection
; j- Y" M# ?" Q" X# ?
e" Z1 x! z. r9 HAppendix D
8 i2 {' F9 N( C' v0 QTable D1, D2, D3, D4, D5, D6, D7, D16 |
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