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Canadian Electrical Code Review Guide
( r9 }1 v) \. M# T. y, y0 UFor the Exam of Electrician For Red Seal License
5 p' y* ?& x+ f j& Y5 q
; M# k) w: q5 L2 J- ELesson One
6 U9 [8 }5 Q8 c+ ^Section 0 DEFINITIONS/ ]8 P" s/ I& O0 g$ B6 V5 M5 s
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:; e' O A! I0 i c
Accessible as applied to wiring methods
( I. v& d _/ K& ~% mAlive or live
+ {! u' C$ l& v: WAluminum-sheathed cable
% I5 ~3 M! a4 p5 dAmpacity
( Z4 V z$ `$ _# |4 m) b5 I- jAuthorized person
7 A; G9 i( g9 X4 Q& QAuxiliary gutter5 M9 `( U1 }( g/ F
AWG
: B6 r" v' E" T- c" @Bonding! i% Q6 |4 y+ Z" w4 F( S- \: }
Cable tray. w+ R& ~ c$ F R: f' e5 E
Cellular floor5 P- Q- N1 K; ]6 P4 \0 E& R) B
Branch circuit
( [; h( d& t5 I0 i' SBus2 a, ?6 C1 T; M8 v) a) G R4 b
Busway
8 y2 u# `, {! Z" }) e/ SCommunication circuit6 M$ t9 d3 r9 L$ c) ~1 v
Extra-low-voltage power circuit8 D3 `% _+ m! g% u$ Z
Low-energy power circuit+ V4 M5 A9 H. f* z* ?- O1 {* k
Multi-wire branch circuit& G% h0 Q3 A7 v" l1 @
Remote control circuit h8 ?2 t, Q, k) y' u4 `/ p
Signal circuit5 z; Q+ c& T& k6 H: c1 S4 @
Circuit breaker( i! L* V, h( ^- d0 W
Instantaneous-trip circuit breaker
1 n/ w9 g& ?% ]0 i4 [+ \0 FConductor
0 @2 g. w! G8 v7 X; S7 nConduit# W5 g) e! b! B7 H( i: M& L
Flexible metal conduit# g2 z# e2 R' L: c7 ]
Liquid-tight flexible conduit! i6 _; i* R' | R K3 O
Rigid conduit( z2 F8 N! u5 `7 F
Rigid metal conduit
, c. Z+ G( P2 X9 {4 B/ J Rigid nonmetallic conduit4 T- t# `9 ?) \! L3 w" D+ @
Rigid PVC conduit6 a: Y6 G/ b0 o4 C
Connector* [! U; a8 }1 p4 u) o, `( `
Box connector# E* R8 d0 Y7 R+ c' U2 d
Wire connector- u. \) u" O2 |7 @, J
Controller
4 `# y& I) ^; L6 m0 [& T8 J# VDisconnecting means
, ^/ T: @3 e9 D7 O: t" K! zDust-tight+ ]4 T0 A K. }+ N$ G- r
Dwelling unit
0 [0 x/ D7 o% v5 r: w3 l( ]/ V# z: ZElectrical contractor, y+ t0 r/ T5 L T; `
Electrical metallic tubing2 F9 ~2 _- V# ?4 U6 F; r
Electrical nonmetallic tubing
* t. Y1 ^. P; {3 T- }5 X( b/ KEmergency lighting0 R/ Q' D+ z- J0 d& T$ L
Explosion-proof
4 g7 u" x2 b* S( M: E( zExtra-low-voltage power circuit+ N. e5 g5 B3 M! B8 b3 B5 v
Feeder, j& U* t h- M2 ~+ E/ j
Flexible metal conduit
$ ]" A+ V1 M0 p* I& K, uGround
! X" U& Y6 ~( }/ GGround fault circuit interrupter8 [" N$ d9 G9 a- E* u4 Y- M: T
Grounded; Q+ ~% M+ z. w! C. Z, \& L
Grounding
; w; t, \& J; F( f; k3 j/ AGrounding conductor
0 W: q5 D, }* C4 j4 PGrounding electrode z8 o* E. G4 c4 y
Guarded
3 K, J2 P' y0 P$ F6 q2 iHoistway
9 Z8 l+ W: ~; I( v) b" NIdentified. x% X, L4 K# T# Y2 x
Lampholder3 f ~7 R5 G _8 P7 K
Low-voltage protection
0 K6 n0 m: A' S/ w" jLow-voltage release
2 ~% u, f8 W1 h' H% c+ z# `, ]9 }# s7 kNeutral
) e) S# u2 a3 p" M+ ]" S) d. U' r, i. pNoncombustible construction
! @, A! A- J/ {9 P& ]Outlet
% M( |; |: m; j, w' w; jOutline lighting z* p( D9 q8 I
Over current device6 W% T; C+ n7 F+ C4 Q
Overload device4 M2 ~5 j2 i- m, }% Z# p9 P' f
Panel board
1 J8 y: Q, E" ~# OPanelboard, enclosed* @/ K2 v. k8 l
Permanently connected equipment
( X1 R0 [" o1 U! WPermit. D# S, I7 N9 P' Y* Q
Plenum
5 t$ q: ~' q8 h3 A% iPortable as applied to electrical equipment. ] ~: {7 m! {' [/ V
Portable ground fault circuit interrupter# e. j6 Y9 ?. H( L# d- V- J% D
Power supply cord
3 x @# [5 G* y$ dRaceway
& x3 E @$ e+ {* l# ^- LReceptacle, A K5 `2 B/ x) K g
Duplex receptacle
* w! @. d. A# p; V' ?3 ^& W. ? Single receptacle
" z+ n( B! q N1 n/ [3 C9 O Split receptacle+ v1 P+ a c& Y
Service, consumer‘s* G( j2 v6 P2 }& Y1 a
Service, supply) j* w1 L% y# F" D- z7 j
Service box
9 C! \9 L; h. r% {Service room
6 y& A& M2 E* E6 `8 j- U! {1 [Single-dwelling6 e+ k" h) U; _1 _
Slow-burning as applied to conductor insulation2 Y% N# `3 B3 s* S4 \
Splitter
; ^) ?4 Y Y" a5 F' \+ h6 p5 wStarter- x( L4 k. \6 F9 I
Switch
$ T4 s0 N1 |: ]; a General-use switch/ i; S8 {% y! v% W. \4 A
Indicating switch# ]& L, b" d* w" V) w- |& x
Isolating switch: ?1 B) y5 t. r" n J
Motor-circuit switch/ b! X$ H/ p0 i+ P" p) L
System9 M! v o3 s' G8 @
Communication system! @3 ^" l8 a* ]7 Q
Community antenna distribution system(CATV)
6 Z3 o2 I7 s3 ?0 L Grounding system
: B; z% f* y' JUnderfloor raceway* r& u; P! q/ V: ^" M9 H4 V
Voltage:, @1 w9 |1 k- o7 F
Extra-low voltage5 R9 j) X# e4 _# Z0 t3 w2 ^
High voltage
7 s$ e; B" g) X7 X Low voltage
" p* l6 n& [6 k( ~, a, v2 S( lVoltage of a circuit" X8 v+ C2 }' N8 r% [: g$ q
Voltage-to-ground8 g3 k) ?$ s N( W3 S/ M8 \5 B' m
Wireway% Z$ k5 u, z, G p6 P
1 E( N z* D% d8 Q5 ^Section 2 GENERAL RULES) u5 i3 ]4 \* m5 g8 ]- Z
Administrative
5 T4 t. x# s: s2-018 Reconnection8 c* W* V, w* Q# P9 t i( E& x
2-030 Deviation or Postponement
: C8 g: W3 ?) O! H# n9 K8 q pTechnical General# J& ^0 J, M J% E9 J g
2-106 Circuit Voltage-to-Ground – Dwelling units' h: W3 i0 C& X
2-114 Soldering Fluxes
! N6 C6 R7 ~* f2 @) g6 @6 R2-116 AWG Sizes of conductors
7 d0 G3 w* Q- o" M2-124 Fire spread (see Appendices B and G), p' a0 Q4 c# ]
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)4 Z- y7 a; ^) {" ~! R
Protection of Persons and Property$ r2 X2 w$ ?4 Y- Q7 z
2-202 Guarding of Bare Live Parts) B; J- c) y& n+ }# d7 s: I ^9 e
Maintenance and Operation
0 f2 ?! w0 I* ?2-304 Disconnection' o( c! [: p; M! b+ j
2-306 Maintenance of Live Equipment
# B9 g3 A5 I# J E# yN 2-306 Shock and flash protection (see Appendix B)
+ W# d# g2 B. p3 B, W2-308 Working Space About Electrical Equipment: Table-56" M+ O: W4 o5 i3 e# ~- x
2-310 Entrance to, and Exit from, Working Space
5 a% i( M' J7 Y" c: f2-320 Drainage
7 c4 N- F3 h |6 y2-322 Electrical Equipment near combustible Gas Meters and other Devices, o' T F8 b; B6 A' z& k- `7 Y) V) h
Enclosures
3 N% `2 Y/ ]8 U( _- M0 p. n2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) & [6 r3 g" ?$ O/ W$ P3 o- G- Y
2-404 Marking of Motors: DP, WP, TE
. P' Q' O; Y" n e$ O4 H% | 1 k! M0 C/ X5 @$ f0 z: |' ^ X0 u7 K
Section 4 Conductors. N n1 Q3 w& g' R
4-000 Scope
. W/ P; v1 c- F9 l! a+ C4-002 Size of Conductors: 14#, 12#
( q r9 K z, E$ |4 `4 Q& O4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
' H& H0 B/ b( r X7 d* |4-006 Insulated Conductors: Table 19
* [$ z1 J" G ^1 a2 ~3 d! K4-010 Uses of Flexible Cord: Table 11* r/ k w2 R; b& m5 V
4-012 Sizes of Flexible Cord3 C) H5 D, h& p: ^/ w/ E5 k* A
4-014 Ampacity of Flexible Cords: Table 12
$ `& I. F0 p5 ~2 h! D2 A/ `( W4-018 Equipment Wire
! J) C- u8 _# {" s! d0 U: z6 g7 c& P4-020 Insulation of Neutral Conductors
) R7 O+ O& j4 k$ L3 A$ D7 P& _4-022 Size of Neutral conductor! Z9 X4 @0 P* j2 r: r) y' F
4-024 Common Neutral Conductor/ W4 d- D* h7 m4 |$ I
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum! s4 x; J3 [4 R3 ~. E* q
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum @( v* T c7 P3 w, W8 d7 o4 ^
4-032 Identification of Type MI Neutral Conductors
$ N3 O% t: [& i: T+ Q, C4-034 Use of Identified Conductors
' `% W0 k7 }8 w4-036 Colour of Conductors: Phase A, B, C, …
& Y* c' x. ?. h% W/ l {
7 x. T, `2 y6 }2 C0 ^4 BSection 6 Services and Service Equipment+ w( w7 U7 i6 Y7 {7 M4 E
General1 Y4 B- p, x1 s: P6 c0 u8 V
6-102 Number of Supply Services Permitted, n! b8 O$ b7 s" [% y" w2 X
6-104 Number of Consumer’s Services Permitted in or on a Building
1 |2 r) P4 G* `: M; [# ^0 ]2 q6-108 Supply Service from an Electric Railway System
+ v4 s+ m. x# |( f; r/ f6-110 Three-wire Consumer’s Services
4 Y$ i2 v" Z: [( a) z) B5 x6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors$ `3 g" o: [* Q
6-114 Methods of terminating conductors at consumer’s service
( w- N5 K- C+ E6-116 Consumer’s Service Head Location, s+ X9 X4 F5 X/ q1 n! B( Q
Control and Protective Equipment0 h+ Y3 \0 G& X" z& M
6-200 Service Equipment ? t8 Y u' R7 g6 x
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e) n7 O, R' K$ E/ B8 X' Q( [( F
6-208 Consumer’s Service Conductors Location
% t7 J; m; ~ W Y- \, v+ N- ]* m6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches) w0 ?8 v+ K8 w
6-212 Wiring Space in Enclosures. R& {' S1 H2 Y0 r. i
6-214 Marking of Service Boxes5 ]2 a$ b7 Z& A3 u0 r
Wiring Methods! I' _: l5 ^& t
6-300 Underground Consumer’s Services
8 g7 {/ o" Q1 A! O+ V6-302 Overhead Consumer’s Service Conductors& _' ?6 O2 W3 Y5 m
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable+ B+ h& |$ {/ Y
6-306 Consumer’s Service Raceways; F# S8 G' B' [" E/ @! h
6-308 Use of Bare Neutral in Consumer’s Service% P8 A8 [) I9 T' T* R9 ]- |/ A6 j
6-310 Use of Joints in Consumer’s Service Neutral Conductors# z8 O+ U* F+ y3 ?# L1 c
6-312 Condensation in Consumer’s Service Raceway6 D# y/ b0 ?- u: o+ l2 w
Metering Equipment* }6 K& N. X7 k( D
6-400 Metering Equipment9 t" I7 l* x$ W( q, g9 y
6-402 Method of Installing Meter Loops& ]4 p7 Q) d6 J% c
6-404 Enclosures for Instrument Transformers
8 f1 H- O* p+ x: i: C" r* Y7 ~6-408 Location of Meters
; x) S) c" X0 I
+ c& V+ _1 |' y; GSection 8 Circuit Loading and Demand Factors# y& ?3 e7 s s2 S G& u/ J
General% }# ]5 o3 m) I; E
8-100 Current Calculations: D, T3 a# N. D4 |
8-102 Voltage Drop ( see Appendix D)3 G/ G$ L- ^% h7 K+ J4 u
8-104 Maximum Circuit Loading8 ^' t/ |+ H6 q* |# P" S% G
8-108 Number of Branch Circuit Positions. i& y! s0 l% ^3 g8 U& F& {) T
8-110 Determination of Areas- W6 z7 [6 d- z
Services and Feeders
% W# |* C* i8 F& }1 V) y* k8-200 Single Dwellings (see Appendix B)
( G ?$ I' D4 n+ `$ K" \+ {4 X/ U' S8-202 Apartment and Similar Buildings! T+ Q2 g3 Y, N7 c- V, Z
8-204 Schools
5 X; \8 R) N* u3 S8 u8-206 Hospitals1 |; f8 Z2 @) E* P1 E, M, k
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy+ Y* I- |: A( E& c: R
8-210 Other Types of Occupancy (Table 14)3 h2 Y- ]' `- g0 N( e( x
8-212 Special Lighting Circuits! k# W( j1 B, E
Branch Circuits n: m* `- I' O/ X* b% `6 U
8-300 Branch Circuits Supplying Electric Ranges
* J/ { c5 F, Y3 b5 F- r1 Q+ T5 k8-302 Connected Loads8 ^+ m* g/ P, ?% n/ h1 l( T& Y. z
' q' y2 P$ Y2 [7 J* B6 s* k0 ~ S, h
Section 10 Grounding and Bonding
# N ]! C9 h4 y3 HScope and Object
# J8 ?& E! O2 p, w10-002 Object
" [" }' m. d# ]System and Circuit Grounding( I- r1 j: f- i- T8 |! G
10-102 Two-Wire Direct-Current Systems; P1 \# I+ q& ?( L9 |) ~5 ^, @
10-104 Three-Wire Direct-Current Systems
3 i5 V- R' [, o4 a/ {10-106 Alternating-Current Systems! B& B! D! \ ^% K
10-110 Electric Crane Circuits3 f6 i3 Y8 {3 \7 H/ g- @: P* S
10-114 Circuits of Less Than 50 V
; e7 S2 U% D' h+ T10-116 Instrument Transformer Circuits
5 w" ]* e: l. P, y; V; sGrounding Connections for Systems and Circuits0 h. m, k$ S$ }, o( w
10-200 Current Over Grounding and Bonding Conductors
6 Q L$ R$ d0 u7 `3 b0 P$ W4 v s% \" v10-204 Grounding Connections for Alternating-Current Systems
3 n9 I$ H+ H" W) P) M# \- N10-206 Grounding Connections for Isolated Systems! J- q5 M4 t( x
10-210 Conductor to be Grounded1 R0 j6 p ~$ D1 t; \
Conductor Enclosure Bonding
" c1 Z0 o) Y7 U7 j: D* `10-302 Other Conductor Enclosures
9 A! |/ j, T$ L( X. T4 ^# i% N( SN 10-304
) y& I. w5 L! a* t5 uEquipment Bonding; u- }/ [) p& m r3 i8 a; t1 M0 G) E! l
10-400 Fixed Equipment, General( y3 _7 p+ k4 }7 M0 }$ B) e3 f
10-402 Fixed Equipment, Specific (3), (4) P5 }; n m5 G' C9 M" S
10-404 In Nonmetallic Wiring Systems
/ F" P/ x8 [; T% E0 w' d10-406 Non-electrical Equipment
6 J" ~* f% v* c1 T9 O$ \6 b- T/ D# u10-408 Portable Equipment (4)(b)+ _: u3 c" f7 S* E% x
10-410 Instrument Transformer Cases: x, o! ?( J; d$ f8 h2 {) D/ K
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less( U* r$ d; ?* m9 f# m( ^
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V) O6 Q9 P3 _3 `
Methods of Grounding7 P( C2 L/ j4 F9 @" G+ z* G5 d
10-500 Effective grounding (see Appendix B). t8 }7 F) t O, D+ b' C
10-502 Common grounding conductors1 w* @7 D8 D! x4 E( P: u
10-504 Common grounding electrodes; w1 g# o& R3 v' G. k5 ~. J
Bonding Methods
p9 l7 C+ u9 a+ O2 E10-600 Clean Surfaces7 ^ E. T, {7 O: j) _
10-604 Bonding at Service Equipment7 M+ w5 R+ w! t0 J
10-606 Means of Assuring Continuity at Service Equipment C/ t9 o4 c7 `: Y5 i+ o
10-610 Bonding at Other Than Service Equipment7 l. L9 x2 W u) m# u0 Z6 p
10-612 Loosely Jointed Metal Raceways
c+ p' z$ S5 v4 I) \4 j10-614 Bonding Jumpers Table 41. S T+ U' o, T; c0 u/ X5 Q: s. H
Grounding Electrodes6 U4 G" E6 f9 X% ?
10-700 Grounding Electrodes
- p# a. D7 b% e4 d" D* h( [5 ]0 Z. q10-702 Artificial Grounding Electrodes
, `* e) d9 |# _; nN 10-700 & 10-702
, L5 Z* V7 c9 S& m10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)8 @' l- q+ x5 p
N 10-702
; a3 X* L+ b6 d4 d1 u10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
# O" a1 v% V$ E2 q: IN 10-702/ ]* D* y; M6 _- g+ V$ [9 O2 B4 R
10-710 Use of Lightning Rods (Appendices B and G)
& ~! v$ T: I. Y8 WN 10-7068 k! v6 r1 E6 t0 ?, `0 }: c. ^; d5 L
Grounding and Bonding Conductors
5 T4 o4 f2 P8 v g8 q+ F7 T10-800 Continuity of Grounding and Bonding Conductors
2 T6 { c! x4 M$ @10-802 Material for System Grounding Conductors: |4 _% t# Y5 D2 V E4 Z# r5 ]& R
10-804 Material for Bonding Conductors
" J7 r: x2 o& A! |! s: y7 O2 ?10-806 Installation of System Grounding Conductors
_; y' M& H' z) P {0 w. s2 _10-808 Installation of Equipment Bonding Conductors
4 j1 R0 d: @0 I# Q10-810 Grounding Conductor Size for DC Circuits
5 U3 Z& q* |0 p( O) R8 Y10-812 Grounding Conductor Size for AC Systems (see Appendix B)
5 ^. j; r7 C5 H' l6 w- q10-814 Bonding Conductor Size (Appendix B)
4 ]. N8 x, ?/ q8 h2 z* j10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
3 T8 Y2 \- Y5 `# b10-818 Bonding Conductor for Outline Lighting
. S, f* o, O+ f A* @10-820 Bonding Conductor Size for Instrument Transformers
0 F4 X0 q. c* q1 X6 ]; u+ R% cGrounding and Bonding Conductor Connections* \( Y9 C0 j$ H* G
10-902 Grounding Conduct Connection to Water Pipe Electrodes
/ x7 B: R/ `) ^- D10-906 Bonding conductor connection to circuits and equipment
% {" B2 _# A- K& B& A+ v6 \7 j10-908 Grounding Conductor Connection to Electrodes& `2 l# W2 i, C3 n5 u/ O
Lightning Arresters$ p% ?4 W: l: `& a/ I0 F9 s
10-1000 Lightning Arresters on Secondary Services – 750V or Less: l; G) j1 D% K1 n
: N$ z9 ~' C9 m5 ]
Section 12 – Wiring Methods
* O4 `- N( |- h8 u7 mScope& C$ K! T: o" a7 c5 V* z
12-000 Scope (Appendix B)
3 a5 Z D5 @2 v1 bGeneral Requirement6 w/ j8 s/ m2 E( _: b) V
12-010 Wiring in Ducts and Plenum Chambers
8 V% w2 F/ H- w: T- C12-012 Underground Installations (Appendix B)4 @% @ R% N1 k/ P
12-016 Lightning Rod Conductors
8 E$ h. }% X: eConductors - General2 {" k- @$ \( Z @4 I
12-100 Types of Conductors (Appendix B) Table 19- f7 v8 k" l6 |; R4 \2 {% W
12-102 Thermoplastic-Insulated Conductors: q1 g% s) s2 F4 b
12-104 Flame Tested Coverings
D# s' c5 U* X& j- v0 o" G, O8 b/ q12-106 Multi- and Single- Conductor Cables
* y4 P+ y% _# I: {12-108 Conductors in Parallel (Appendix B)
" |$ e* W$ e3 t9 v7 C" D12-112 Conductor Joints and Splices
& j1 ?/ H$ s3 b! s6 x12-114 Ends of insulated conductors. `3 E( p" i1 m$ M" Q0 g! e* h
12-116 Termination of Conductors (Appendix B)/ v$ z. R E3 |6 {8 @; o
12-118 Termination and Splicing of Aluminum Conductors
7 A, z$ J- F5 v6 S# A- T12-120 Supporting of Conductors - Table 21
3 {" u3 N- ^) g2 X) \/ _1 SOpen Wiring
" K: G! K9 @3 v1 X0 ^% r* ^8 T12-204 Spacing of Conductors
% x p/ u( O! C0 {12-206 Conductor Supports1 E& {# q; _+ _& P
12-208 Conductors on Flat Surfaces
& Z! q! A$ u. Y2 {12-212 Protection from Mechanical Injury
8 {4 B- ~* U+ }; j8 b: l/ j. pExposed Wiring on Exteriors of buildings and between Buildings on the same Premises# t% b. }4 L( [7 Z
12-308 Minimum Size of Overhead Conductors2 F* f" O, @! `1 D, W9 H
12-318 Use of Neutral Supported Cables
9 P' B9 R4 W0 C# o0 JNonmetallic Sheathed Cable% F$ n( X) P" N- u4 a+ g n* f
12-502 Maximum Voltage
$ s3 g: W6 S- S4 }# U12-510 Running of cable between Boxes and Fittings (Appendix G)
7 y- d9 Z) k- t0 V9 {# {! M- o12-514 Protection on joists and rafters
& v' ?* F6 r" Q" T( F' a12-516 Protection for Cable in Concealed Installations (Appendix G)
% @' S! ~) B% K! \) H7 {' Y12-522 Where Outlet Boxes Are Not Required u. X$ V8 ?; \% x$ o4 g6 z
Armoured Cable/ g f% Q+ ]+ t3 G
12-602 Use (Appendix B)
. h; {. ]3 W+ P: n$ h12-604 Protection for Armoured Cables in Lanes
. g3 L1 w- D! z* n# k12-606 Use of Thermoplastic Covered Armoured Cable
, h* g, [0 m8 N$ g& I$ u7 I2 i5 w" K12-608 Continuity of Armoured Cable2 u, `5 O0 _ E M$ y
12-610 Terminating Armoured Cable
& R* f' Q4 w$ _0 M7 W12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
) a7 K, X5 U' K w# u12-614 Radii of Bends in Armoured Cables* Z5 `1 G4 x) Z" c' P4 }
12-616 Concealed Armoured Cable Installation
, v o/ n+ Z6 H9 X12-618 Running of Cable between Boxes, Etc
" H, u* \' v2 ^3 z( o' h! \3 {Mineral-Insulated and Aluminum-Sheathed Cable
+ C; U4 M9 T1 q) ]6 n9 Z' T; S: Z12-702 Use
+ S5 r/ ^6 j1 z* h3 h7 o5 v2 `12-704 Use When Embedded
3 |/ I+ r: |2 P; o! H' p12-706 Method of Supporting' e( H& J K" L3 M* _3 V
12-708 Direct Earth Burial9 R0 X: _& ]* q6 u
12-710 Mechanical Protection
8 P v& r$ k+ c( G" o7 ^12-712 Radii of Bends
5 f& G! o& b5 `: C" W0 _9 @12-714 Termination of Mineral-Insulated Cable (Appendix B)
0 w8 U e0 {- }% [12-716 Connection to Other Forms of Wiring$ w, @. q9 P0 G3 `: d7 c
Flat Conductor Cable Type FCC7 X; j5 ~% a) H7 ~
12-804 Use Permitted
, Z) X& x. v! i% _12-806 Use Prohibited
/ ?$ r8 X$ |5 ~, e$ ^" d$ `12-818 Anchoring
# C7 P+ J: B: ?( v' G! i12-820 Crossings, N- M, Z4 Z% m7 c
Raceways - General
( R' ]$ c G6 \ h* X! Y' g12-904 Conductors in Raceways" [. h( D7 h: K* C
12-906 Protection of Conductors at Ends of Raceways
( J9 G4 `/ T3 f6 }12-908 Inserting Conductors in Raceways
) l, I2 t# }* n" }. D$ ~% r0 b& o12-910 Joints or Splices Within Raceways0 O* z# E, q- B* a" |, w8 n
12-912 Stranding of Conductors
& h+ c @& ^- q0 p8 J. N7 B12-914 Electrical Continuity of Raceways
9 @& c+ P3 L: h7 \: j! ?7 D& Y12-922 Radii of Bends in Raceways
% U/ @8 \. Q2 z; aN 12-922 Radii of Bends in Raceways Table 7
5 [6 v# \5 g7 b. b2 {12-932 Protection for Raceways in Lanes. t. w6 C( J; @ m3 b6 n7 I
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
" O# e) M& R. V. y% S12-938 Capping of Unused Raceways" F. Q C/ H! p" r4 \
12-940 Maximum Number of Bends in Raceways
6 _( |* B- p4 ZRigid and Flexible Metal Conduit' A4 I- B5 v3 }, ?$ R3 @$ |' d
12-1002 Use- g, _8 }$ q' Y; v* z l
12-1004 Minimum Size of Conduits7 ]# w$ N9 p5 Q0 E7 D1 k% z' L4 x
12-1006 Conduit Threads (Appendix B)
1 ^+ M! L$ `+ X# ]12-1008 Thread Engagement; v5 b% ?, o; r4 ~1 y
12-1010 Maximum Spacing of Conduit Supports9 ]- V y' o! S
12-1012 Expansion and Contraction of Conduits (Appendix B)
4 p: m6 P, f2 |# y$ L12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
9 k, l2 ^' R8 |+ Z0 ]0 h* ~* WRigid PVC Conduit and Rigid HFT Conduit
- s' }1 [; I w12-1100 Use
: C* s. z7 s6 y- ^( |% _ F12-1102 Restrictions on Use
6 R/ e" B4 B6 o$ c/ p9 [$ H* j8 |$ k12-1104 Temperature Limitations (Appendix B)7 |0 Y5 p( y: p0 N R) D4 O# S
12-1108 Field Bends (Appendix B), (2)
( P, w6 O" y; t' e12-1110 Support of Luminaires
# j! ?- u$ R2 [( y; _, O) r( a12-1112 Fittings
8 ^3 \' ]/ ~( F12-1114 Maximum Spacing of Conduit Supports% {8 h0 D% p! B2 v+ R1 m! u: W
12-1116 Support of Equipment: T: c) [4 P6 u7 X9 z/ t
12-1118 Expansion Joints (Appendix B example)
5 S) }+ W2 ?" jRigid RTRC Conduit
. D) h: u) C+ Y! Y' O- q12-1210 Temperature Limitations. |' A9 x- r! ?0 o: e
12-1214 Expansion Joints (Appendix B)& q( z" P' F- s8 @( }) V5 a! G( d
Liquid-Tight Flexible Conduit2 b9 U' W; F* R ~8 R
12-1302 Use of Liquid-Tight Flexible Conduit! x- s" b0 P! e8 a
12-1304 Maximum Number of Conductors
; v* a2 B% n1 `9 g" H12-1306 Provisions for Bonding) w, f4 D. h! j( f
Electrical Metallic Tubing
/ c& |) s. Z0 j3 Z4 l6 Q12-1402 Use% q2 Q$ K9 R" a) h& l. V" J
12-1404 Supports) b0 `, r2 b1 W4 J8 R
12-1406 Minimum Tubing Size
2 e$ P" u# y6 } Y12-1408 Maximum Number of Conductors
. y3 f* H$ l. o, {5 J4 m, y12-1410 Connections and Couplings
' w* q/ l+ e: {5 ]3 s12-1412 Radii of Bends in Tubing
6 r% ^1 u$ y, U) }N Table 7% I1 a- G" B# M) m* j$ Q* [# |; d
Electrical Nonmetallic Tubing( B) g, g- D. v/ A9 e6 G5 ^
12-1516 Provision for Bonding Continuity4 }6 E4 G/ k- X5 T9 X4 V
N 12-1514" u& m9 n- h# i- m
Surface Raceways
0 ~' I2 _- w J( `4 t12-1602 Use of Surface Raceway (Appendix B)
9 ]* ?: e% Q5 q( b: S/ z: \12-1604 Temperature Limitations8 ~) n# n% D4 T6 U6 l
12-1606 Conductors in Surface Raceways (Appendix B), A) F0 P& A" Q; `- x0 ?
12-1608 Maximum Voltage0 e# l% b: C& l6 o
12-1610 Joints and splices , X# B' m5 O& e2 j3 P. T! ~
Underfloor Raceways: M! n# Z' j* J
12-1712 Discontinued Outlets in Underfloor Raceways
& G( w6 [5 }& i& _; h; a; v6 lCellular Floors& u) i0 m- ^$ F1 w+ Z# W
12-1804 Maximum Conductor Size in Cellular Floor
+ E7 H5 j9 h2 x! S3 z; `/ g! C12-1820 Cellular floor discontinued outlets: @& L1 h. R7 D, s8 n- k5 {
Auxiliary Gutters
; a- g# ]: N( V9 E5 K0 g12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
* ^$ a0 w# j8 ~- |+ K7 t% W$ @12-1902 Auxiliary Gutter Supports
* z7 G0 w! T1 @* Y- W12-1904 Auxiliary Gutter Cross-Sectional Area/ F Q3 p4 Y! T7 F' \
Busways and Splitters: b$ W1 D. o0 [( m2 w4 H: |
12-2004 AC Circuits in Busways and Splitters ?" m* R0 e q6 t6 }: I
12-2006 Busway and Splitter Supports
7 e8 W0 E" c) A8 o8 c' I12-2008 Method of Installation of Busways
. _1 |9 ?# b6 I; O12-2012 Reduction in Size of Busways
4 l' u4 j: y7 f% S. N12-2014 Length of Busways Used as Branch Circuits& R$ k5 i) O+ Y4 o
12-2018 Taps in Splitters
1 d9 k$ \, D- p: u9 IWireways- {; A J' D" Q( B8 u5 Y
12-2104 Conductors in Wireways+ y2 b& v; X1 y; D
12-2106 Taps and Splices in Wireways
0 z# {1 U/ e) c$ a7 ]* i o Cable Trays5 y$ Z, p. G0 j
12-2200 Method of Installation (Appendix B), P0 J, a* A4 N) H
12-2204 Joints and Splices Within Cable Trays7 }9 F y4 X1 S5 Z3 ?: z% w* ^
12-2208 Provisions for Bonding
$ I1 o" }( G M$ }" w12-2210 Ampacities of Conductors in Cable Trays6 ^ k% t% w# W; \
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
2 C( _7 `2 L% n5 u/ |$ b12-3000 Maximum Number of Outlets Per Circuit0 ~; n1 d" z7 O" P( D. g7 I
N 8-304
; G2 t4 {( t: x% G" ~12-3002 Outlet Boxes (Appendix B)$ {+ t1 S. }5 f# l H. K7 q$ S5 u
N 12-3000% A, D1 y; Q7 k- X+ U4 b
12-3004 Outlet Box Covers4 y0 Q' Z. K4 V1 ]& d8 c( Y: k" `
N 12-3002
' ~' C w7 [2 r* K' Z12-3010 Boxes in Concrete Construction. A+ l7 ?$ s% q) p$ q- G
N 12-3008- A9 i- L" V- B' R% C. g
12-3012 Outlet Box Supports
5 k. p, r- z% HN 12-3010
1 ^6 `1 y9 _ E( _12-3016 Accessibility of Junction Boxes) a: [0 `4 x# f5 {# t
N 12-30147 A' {& i0 s1 Q1 n0 \
12-3018 Flush Boxes, cabinets, and Fittings
- j* z, x6 I7 |' g4 [N 12-3016
2 j9 \& n2 Q3 D12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
6 X5 M4 W/ ~5 sN 12-3022* F7 v9 W: ^9 u
12-3036 Maximum Number of conductors in a Box - Table 23
+ l2 ^2 w! h" Q% s7 G- qN 12-3034' v. Q. S$ K$ h+ P
12-3038 Pull Box or Junction box Sizes
( j2 b( z6 ]& R/ G) d6 ~ WN 12-3036
& p2 ^/ b4 _) d8 L, F$ V: X6 w
- e, L1 o+ ]5 _7 b' } p/ QSection 14 Protection and Control
7 u1 ] f0 ]( a9 Y$ {9 cGeneral Requirement
# m2 Q+ I9 _* @14-010 Protective and Control Devices Required, y4 Z2 j# a Q: l6 Z; V
14-016 Connection of Devices
1 X& b3 V, Z/ a) I Protective Devices – General4 u; }7 a* z) s) \5 R* Y
14-100 Overcurrent Devices Required" G) |0 s1 U1 c+ R/ A& a' T
14-102 Ground Fault Protection (Appendix B)( t: v: m o! n' K I& E
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
( }. d% e4 B2 X, X14-112 Overcurrent Devices in Parallel
- |% z8 D( L6 L% J( @6 KFuses
+ H8 [# V, Y6 n- t* l14-200 Time-Delay and Low-Melting Point Fuses
, n0 ~0 E( E2 x8 {4 f; {14-202 Use of Plug Fuses; O- [; w+ s2 h# s3 \
14-208 Rating of Fuses
. W) K1 w, j2 D4 J' f7 ^# k1 A14-212 Use of Fuses (Appendix B)0 u2 Q7 C6 S" B8 {' [1 N7 R! b
Circuit Breakers
, n; g5 H8 b3 G% H( \) E/ H14-300 Circuit Breakers, General
* ]6 M1 j& h4 @& ]; _; B14-306 Tripping Elements for Circuit Breakers" Y' D8 S; a9 _: a1 G
14-308 Battery Control Power for Circuit Breakers
5 ~. i5 Q3 V7 S! e0 O+ K' @3 kControl Devices - General
3 V# P8 e+ `5 F6 k5 G3 e# v14-402 Disconnecting Means Required for Fused Circuits# r+ n/ F5 e: u( _, J1 I
Control Devices - Switches% y) W5 v4 Y9 p& [" x
14-502 Mounting of knife Switches! [! I+ M- p5 _9 I; B+ F- e8 e
14-504 Maximum Rating of Switches! O' z- H2 R% U L9 G1 v
14-508 Rating of General-Use AC/DC Switches (Appendix B)1 s4 _/ \- P/ J- V, J
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
" E4 }, D& V6 R Z3 G" V) sSolid State Devices
4 ~/ w5 l2 S8 d( z14-700 Restriction of Use; t% U$ E( J) ^' {
14-702 Disconnecting Means Required
' Y# u: J5 ]3 X9 m2 ^ Q/ q; g
. ] e+ O7 p7 m1 L' OSection 16 Class 1 and Class 2 Circuits0 |1 q0 A2 h/ Q4 R0 D* Y2 Z# n& m
General2 A: x/ f* x. @2 Y
16-004 Class 1 Extra-Low-Voltage Power Circuits
6 H5 P, s* N Z7 u. S8 h: j0 n* ]16-006 Class 2 Low-Energy Power Circuits
* |4 X ?- P* [" e- ]7 m, `2 K16-012 Circuits in Communication Cables7 |9 n( N2 y( |2 R8 C
Class 1 Circuits
4 D6 H) I6 }, c5 o4 L1 T( @: Y0 \0 V' h16-100 Limitation of Class 1 Circuits
5 u: J/ D9 m! @16-104 Overcurrent Protection of Class 1 Circuits# t; A0 O( B. h5 B! \/ ^' G
16-106 Location of Overcurrent Devices in Class 1 Circuits: `7 X9 T! T# V+ d2 W, W# R
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
7 S* ~4 U4 A4 T& }# {1 q16-110 Conductor Material and Sizes
/ E0 x; h2 T, r, v16-112 Insulated Conductors for Class 1 Wiring: i( t/ N+ k7 l) m& j7 d) D
Class 2 Circuits& k# W( D$ x+ ]: e9 O; S3 \
16-200 Limitations of Class 2 Circuits (Appendix B)& n9 u" ~) }+ l; `" Y) I
16-204 Marking
' W3 N o; N) o* p; C" P% g4 x16-206 Overcurrent Protection for Class 2 Circuits. v! m; Z1 o; r9 J4 L$ g/ K d
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)) `+ R8 ]9 f: |! J& [
ELC: extra-low-voltage cable
2 J9 _+ _- b0 w0 b h6 |16-212 Separation of Class 2 Circuit Conductors from Other Circuits
$ S; f( Z* j2 P% w3 i2 ]3 Y, y/ N$ L
Section 18 Hazardous Locations
$ D" o q R1 T' \4 J0 nScope and Introduction% X" }, _. j: O. Q' l! P" y& \+ [
18-004 Classification0 U/ d" p; Z9 ^7 `" d- }
18-006 Division of Class I Locations (Appendices B and J)
1 q% L1 |5 A9 c" D7 b. C, M& o18-008 Division of Class II Locations (Appendix B)9 X9 G" N& u! e1 R0 F
18-010 Division of Class III Locations (Appendix B)
. [& d* y% t/ K# UGeneral: S! _7 N4 J$ Q& V2 }8 I6 {0 A9 m0 z8 z# C
18-062 Metal-Covered Cable (Appendix B). N( P, V+ X: `6 T' p8 h
Installations in Class 1, Zone 1 Location
+ W# n: M7 |& v+ O; c3 [18-108 Sealing, Class I, Zone I (Appendix B)+ u- ~) P0 ~" X+ u5 p: }
. }- L) N; z1 o9 `0 `9 r& h
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
0 b. j- Q6 |3 KGasoline Dispensing and Service Stations- j0 Y+ q6 l$ r1 v* ^ Q' T' f
20-002 General
: x1 v! f5 j) u ^) M& I2 |# H20-004 Hazardous Area (Appendix B)3 O8 M l. G) J1 h0 i( F
Propane Dispensing, Container Filling, and Storage
/ E' f0 Q; y; R5 N; o" V3 D20-034 Hazardous Areas - Table 63
( h# u4 l( O5 @9 dCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities( g$ T9 H: Q- F: |3 J- o
20-062 Hazardous Areas7 n* E0 y7 m! a
Commercial Garages – Repairs and Storage% {2 Y( ^3 c, ?" b% Y1 c- {
20-100 Scope
, Y) [# C0 A3 J" F$ Q0 D- f5 B20-102 Hazardous Areas (1)
/ t0 m2 y1 {4 p9 h3 |9 _
, q% g% e- L9 u& W- s# v1 PSection 24 Patient Care Areas6 G5 M: R) {: O8 |# F7 e
24-000 Scope (Appendix B)0 m% U+ S" R* E" H# z
24-002 Special Terminology (Appendix B)% O4 M" ~9 d, E; i8 G
Patient care area
! q3 b6 ]4 u& [* `! cPatient Care Areas
+ D* ?4 |5 F+ F6 q9 m! m24-106 Receptacles in Basic Care Areas (Appendix B)* [( P! d' `% `, ^. }8 p' ~
Isolated Systems# j G t* E. t D5 m
24-204 Single-Phase Isolated Circuits (Appendix B)8 a: }' q8 @3 s8 d, }2 g0 j
24-206. Z1 M3 w/ ~# S: B
' y6 _" R' u+ }& Z
Section 26 Installation of Electrical Equipment
; Q8 t9 A3 _, E$ HGeneral
2 d7 E; [" t: W" k$ B7 V9 i26-004 Equipment Over Combustible Surfaces (Appendix B)
" M" r$ k9 i% O) N- o3 C& V0 i26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)9 {! w! _$ h, r1 P, F1 ]; u
Isolating Switches
( i1 @1 e: a% ^7 e26-100 Location of Isolating Switches
# g' ?1 \% H4 s, t8 Y+ ^Capacitors
9 M$ Y) w6 _2 A) ]3 R+ }26-204 Guarding of Capacitors
& l/ Y( h+ }/ T+ j9 A2 f* |, W26-206 Grounding of Capacitors& F: d& _2 n: R5 O+ _$ @
26-208 Conductor Size for Capacitors
4 A, L0 `0 e+ M ~26-210 Overcurrent Protection (Appendix B): O' e0 `$ F9 Y3 f. `8 X
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
) b7 G7 A. Z; @" J. U# a7 K( s26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
u$ ? i+ e. R1 U+ F! S4 U26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
: G: o, [+ v' |9 H, B26-218 Special Provisions for Motor Circuit Capacitors o' G/ [ F- b! J& G
26-222 Drainage of Stored Charge of Capacitors+ m9 T. [# N" \5 }
Transformers6 y- s$ R) v0 x5 V0 w
26-240 Transformers, General
. O' u* o- }1 w7 H$ |# V* Y: l5 c5 _26-242 Outdoor Transformer Installations
5 k' |) I7 F3 g4 C. j- S26-244 Transformers, Mounted on Roofs (Appendix B)
( N& K% w, }9 ]: N5 W26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)7 e! v+ q& _% Y3 H) {( T
26-248 Dry-Core, Open-Ventilated Type Transformers$ F( J: U% S% m+ \* B* s
26-250 Disconnecting Means for Transformers
& A& U" g7 b6 ?: h A+ n26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
% j$ o3 s& m/ T2 r$ E$ ]% v7 O26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
* ~4 T' ]* M0 Y9 F! Y, d26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B). f& `, P1 Z) c5 h
26-258 Conductor Size for Transformers& h5 U7 E1 y4 ?: ?& W2 N
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)9 F- m, C3 F. C! O8 I
26-262 Marking of Transformers4 |) `( [ s: N3 K: j) n
26-264 Auto-Transformers/ N. F4 T+ \5 o9 |. q- ^; a
Fences
1 ] R8 O, q' Q; s9 M) z26-302 Clearance of Equipment - Table 33
% u# p! w& f, LPanelboards
6 s6 T( I x" V! [, X: u9 c26-400 Panelboards in Dwelling Units (Appendix B)
' b- ^" R1 D6 e* u) ?6 ^26-402 Location of Panelboards (Appendix G): N1 q9 \/ K- w. u8 [% k% q: F d
Lightning Arresters
" W3 A! J0 S' r- C7 _26-508 Connection of Lightning Arresters
. o8 _+ z& Y1 U8 g( i5 kStorage Batteries; o5 p2 X7 n' p5 K; {! B
26-542 Special Terminology' K! k9 f3 m) k6 Z
26-550 Battery Installation
; t6 y" m+ K. w4 T26-552 Wiring to Batteries
. ]( u7 l; v7 b/ BArc Lamps( u, p3 f. U% r
26-600 Location of Arc Lamps/ {: s( `4 d. G
26-602 Conductors to Arc Lamps
, j& e' m6 |" f* h7 E% i0 m26-608 Globes and Spark Arresters
% f! p L$ T2 j( n% S8 d$ @ x& G8 CReceptacles
8 f+ a1 {6 [" m) K( E) ~26-700 General (Appendix B)
8 _( c* {; m3 N26-702 Receptacles Exposed to the Weather
/ @+ Z8 @; B" i( |Receptacles in Residential Occupancies
9 t, W( _1 c L7 _5 X! ^26-710 General (Appendices B and G)
: E( _) {6 a3 b0 O1 |. x26-712 Receptacles in Dwelling Units (Appendices B and G)
! K! t7 |( j/ w0 Y1 I: P26-714 Receptacles in Single Dwellings (Appendices B and G)
. W. \" ]; L' o' m/ D% A( ]Branch Circuits in Residential Occupancies( K. `" x. {, K4 w6 J
26-720 General8 h. ?0 `4 o9 \
26-722 Branch Circuits in Dwelling Units5 z. a; ?% Y2 M) h& i i% r
26-724 Branch Circuits in Single Dwellings( Y8 M' n/ f8 ]) a- T3 p3 v& `
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
4 Z" ^/ A- }3 |N 26-720 (F)7 ~3 j$ J2 A! R
Electric Heating and Cooking Appliances9 y; {7 q0 E `" {/ l
26-744 Supply connections for Appliances
: X* T1 V. t8 @26-750 Installation of Storage-Tank Water Heaters
6 G9 ~( x" y% R$ Y2 z. q6 ~26-752 Infrared Drying Lamps
1 c- J d4 Z* S$ Y: B5 d( ~. P' @ x, H J; r2 O
Section 28 Motors and Generators! K6 E: {! F3 F5 E+ f, v4 {
General
+ X8 c& g R# T# F7 B$ Q( j- H28-010 Special Terminology' ]" o7 \* T. M; s' Q# C+ M
Hermetic refrigerant motor compressor
# g0 Q+ i8 S0 C GLocked rotor current rating/ Z& K9 ~5 _8 i. l* L+ a3 o
Service Factor
) y" H- h1 F! {2 lTable 44; Table 45; Table-D2
* ~7 ^7 p) o' F( T7 k" EWiring Methods and Conductors
& {. M' j" ?! a( f28-102 Portable Motors
2 @% b% c. `$ E+ H" e% J28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity- s3 v* E% E6 |) {
28-106 Conductors, Individual Motors3 e5 S# @/ h2 I& x' U5 i, i& |, H1 y+ M
28-108 Conductors, Two or More Motors
q" `* Z$ b$ ]; { {; y$ x l m28-110 Feeder Conductors& ]% ^9 o) p7 S' N5 n3 y
28-112 Secondary Conductors
# F8 }2 t3 Y/ @( C5 zOvercurrent Protection4 U, C g% }' h' j* C
28-200 Branch Circuit Overcurrent Protection
. Q R. C# s$ R5 i1 L28-204 Feeder Overcurrent Protection0 x( M3 q0 m- h8 J' G) q
28-206 Grouping of Motors on a Single Branch Circuit
! g3 \9 k& @0 }2 i28-210 Instantaneous-Trip Circuit Breakers (Appendix B)" I, w9 O& T# B3 I. x
Overload and Overheating Protection
! f" n1 {1 q9 g. l28-302 Types of Overload Protection6 z( y% W5 C! y2 H( t5 s3 q
28-304 Number and Location of Overload Devices (Appendix B) Table 25; `& L* |* _2 ^& R7 I3 I0 R2 k6 e
28-306 Rating or Trip Selection of Overload Devices (Appendix B)
; z5 ^6 C$ i, ]& y28-308 Overload Protection Not Required
: w7 S5 Y" z1 h2 w) ~Undervoltage Protection 5 n/ y1 m+ J& O0 `
28-400 Undervoltage Protection Required for Motors (Appendix B)
2 \1 n5 P: {, [* w& P+ }Control' Z' X2 P( _. B) e" y( U% |; y3 o
28-500 Control Required
7 B* t4 L8 X+ J8 W28-502 Control Location& D4 w- A# P2 c$ j$ y$ K% G" h" J
28-504 Starters Having Different Starting and Running Position3 A/ K( e( U: I% K1 z4 r% ~
28-506 Grounded Control Circuit
7 g6 {8 D- u5 E4 y( I% {/ \, t4 IDisconnecting Means" C- o# s& t3 {
28-600 Disconnecting Means Required
* e; W* T' Z: T& `& L( \28-602 Types and Ratings of disconnecting Means (Appendix B)+ o8 O- p+ j3 U! q# V6 K
28-604 Location of Disconnecting Means$ j6 q, ], A; r# t7 ?: ^
Hermetic Refrigerant Motor-Compressors& D6 Z" V) L0 `; u1 B- s7 j
28-706 Conductor Ampacity
% ~$ Q8 ]$ D9 R& a5 G0 A; W7 x28-708 Overcurrent Protection9 k8 { r* t6 P6 r1 Q
28-714 Disconnecting Means) i) G: X2 [$ a- k a4 F; [
Protection and Control of Generators4 e6 H+ ~1 d v, D0 J, v/ z9 a$ z, W
28-900 Disconnecting Means Required for Generators8 [" P! T# n2 K5 }8 i
28-902 Protection of Constant-Voltage Generators! F: d3 C* {( x1 J; ?+ n8 b6 Y
28-904 Generator Not Driven by Electricity
9 j3 F8 r) F' K4 J/ Q4 W28-906 Balancer sets
6 e5 s2 E& b2 ^; N3 W. O/ |28-908 Three-Wire Direct-Current Generators
/ R. W) D! P0 b% \
0 q% P W' I& i. o, x/ u& n* uSection 30 Installation of Lighting Equipment
* t' y9 F8 G' J30-002 Special Terminology (Appendix B)" U8 n6 |) Z8 @) d9 K1 z# O$ E
General2 l+ Q) |7 J/ H3 O
30-102 Voltage* \" i9 T. a O
30-104 Protection (Appendix B)9 z) ^0 Z' ~' z
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
: n' i- ~8 G( q" Z2 I30-108 Polarization of Luminaires
4 \% W0 [5 B+ e! i0 Q. H30-110 Bonding of Lighting Equipment$ N+ V; e3 w* @) b$ A: X2 }3 o% v
Location of Lighting Equipment
+ Y& `* ^* O ^2 k30-200 Near or Over Combustible Material0 N" A4 Z4 L3 z$ y, s, V1 _
30-202 In Show Windows
* K2 j- [3 r4 g; y3 G30-204 In Clothes Closets
/ F6 l' [8 | U: mInstallation of Lighting Equipment5 O2 W7 s( ]: h" B5 @3 V
30-302 Support9 M' d; x; V) E
30-304 Outlet Boxes to be Covered! s) H1 r8 X1 V' `# k" W
30-308 Circuit Connections* U+ c( r x! ~2 D
30-310 Luminaire as a Raceway
/ u; W" `9 ^: o% ~4 w' ~% y30-314 Minimum Height of Low Luminaires; n0 {5 B" R$ ?8 h
30-316 Luminaires Exposed to Flying Objects
/ X0 ], p9 j3 i" _1 q3 J30-320 Luminaires in Damp or Wet Locations
5 `; x1 {/ K/ d8 P$ r8 TN 30-318* P% z3 O2 z. o5 f- W- p5 I W+ s. o# q
Wiring of Lighting Equipment
; r& K M; Z1 \6 t, _; ^4 p# g30-400 Wiring of Luminaires
0 r: ]4 K6 q) L30-402 Colour Coding% g* ^3 R, S- B' ^+ U9 o
30-404 Conductor Insulation0 U2 M4 f" A: h) g* m5 F
30-406 Conductors on Movable Parts/ t v" G. k0 @8 L' ~1 m
30-408 Wiring of Ceiling Outlet Boxes8 O+ X3 b7 H! o' c" @ V" r
30-410 Wiring of Show Window Luminaires
6 z+ S- K `4 F" ^30-412 Tap Connection Conductors
( M" [# s; q: E& [' }Luminaires in buildings of Residential Occupancy
% `9 r+ R1 ?0 w2 f& l30-500 Lighting Equipment at Entrances (Appendix G)
, v( K u7 R7 Q7 p5 j& \% @& g6 ~" M30-502 Luminaires in Dwelling Units (Appendix G); b, C7 B% i* f+ o+ L
30-504 Stairways (Appendix G)# L: P& Y4 y6 a! Q
30-506 Basements (Appendix G)+ X3 ^' c& |% x, y' Y
30-508 Storage Rooms (Appendix G)4 Y; g4 @. t* o- D: X5 t3 C
30-510 Garages and Carports (Appendix G)2 l1 C& f& g n
Lampholders
$ J4 [4 Y9 s& z5 R+ T5 ^30-600 Lampholder rating with Incandescent Lamps4 m+ |) G* k, e% e4 [8 L
N CANCEL( v4 s) Q+ i" w* r! @: k
30-602 Connections to Lampholders' D T$ c# e* n& ~& K. q
N 30-600. |, o7 N5 T; Q! F) W. L9 M$ F
30-604 Switched Lampholders Used on Unidentified Circuits
& o9 l) A6 _! F0 m7 j" L8 c; @N 30-602
# ?" p1 v* P) p) ]30-606 Switched Lampholders with Pull-Type Mechanisms% R+ p; R- Q4 _/ n- b; b _' J
N 30-604
; v; l: g" I1 F4 S" y. g30-610 Pendant Lampholders0 G# Z1 k6 {2 f$ j# J8 n
N 30-608
5 e7 Z- b1 g0 r$ U: m* x' UElectric-Discharge Lighting Systems Operating at 1000V or Less0 t' |2 y" J- [
30-710 Control (Appendix B)
9 o$ v3 x% [# n2 U* d: B30-712 Branch Circuit Capacity
' n: I7 o% Q# M; z+ Q1 B& rElectric-Discharge Lighting Systems Operating at More Than 1000V5 N- m& Y5 g [7 y
30-802 Voltages, Dwelling Units5 {/ y: C) |$ G1 X
30-804 control (Appendix B); u# u" ?4 I! e& e' d3 ~
Recessed Luminaires (Appendix G)# \9 _& p" F5 N, {) i, Y! B! A
30-902 Spacings for Non-IC Type Luminaires# P0 H1 Z! @ s4 t) O9 X
30-910 Wiring of Recessed Luminaires (Appendix B)/ D0 }/ R2 S6 E, L& w
Exposed Wiring for Permanent Outdoor Lighting0 N5 P7 t# o* R$ M
30-1120 Branch Circuit Loading and Protection
8 |8 D0 U) P/ F) eExtra-Low-Voltage Lighting Systems
7 p6 p' l7 p% k% l) e" t30-1202 Sources of Supply$ S1 U a6 u0 _$ s6 S L/ e9 N6 t
& F+ I' _$ x9 q0 e6 y
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)$ {6 f3 d- E# J7 |& W
Fire Alarm Systems0 h3 O. V& a- z/ J0 X9 w. h
32-100 Conductors: C" w; P) D7 A
32-102 Wiring Method: }8 d3 R2 ?, ?' D# D( V) i
32-104 Equipment Bonding
8 V) O3 E! N4 h/ g8 z32-106 Electrical Supervision
! G* x8 X# _( V# @6 F$ A32-108 Current Supply& r3 a- H8 b: u* c
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)) I. Q9 \ t- Y7 l2 H) a
Fire Pumps9 d" T' ~& `. n
32-208 Overcurrent Protection (Appendix B). q6 M1 p- t6 G; e# u7 \
N 32-206
& W7 r6 s/ j" G4 ?4 G) u2 w0 n32-210 Overload and Overheating Protection (Appendix B)
0 [: e1 f% u. u32-212 Ground Fault Circuit Interrupter (Appendix B)/ w, `8 U1 P; Q* V; J _/ n. ?
0 ^) C0 L/ S Z6 }# KSection 36 High-Voltage Installations$ K4 {. M" N. S+ v8 R- n
General% w% {% |( K; W, _* X p2 s$ u
36-000 Scope (Appendix B)
7 n4 ^- b# R1 O9 S1 T1 D; Y36-006 Warning Notices K1 g$ X. B1 y& v* _
Wiring Methods
* P! K4 K+ q8 |) A' R! \: Q4 o36-102 Radii of Bends
2 q# E" H. a# x4 T; j36-104 Shielding of thermoset insulated conductors& x8 W) j2 s/ J2 @6 g5 c( \! }) F$ N) x
36-108 Spacing of Exposed Conductors (1) table 30, table 31
4 \. r o8 x4 A W2 ]+ A6 G36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 348 h8 z+ K( O1 T0 H7 I
Control and Protective Equipment
- z& i) U/ r4 M, v36-214 Disconnecting Means B1 I3 L$ l0 b% m
Grounding and Bonding" }5 w3 G* s/ Q5 [& [4 W
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections/ f. S, c4 x, U* ?+ I
36-302 Station Ground Electrode (Appendix B)
* _1 \ J0 h' L# `( P5 d36-304 Station Ground Resistance (Appendix B)
; I5 ~; n9 H/ j! |: R+ [2 N0 {36-308 Connections to the Station Ground Electrode (Appendix B): n M' b& _3 M8 j6 l7 v7 O9 ?6 E
36-310 Gang-Operated Switch Handle Grounds9 X; y8 O, G# A( Q
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
. T6 X1 Z S/ {! k" _1 \( {+ B1 ?( Z+ l( ]; w
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment- r( z% [2 w' q; p+ f
38-002 Special Terminology (Appendix B)
, t. x% j# f- I% r' B! x X: M5 B38-003 Voltage Limitations (Appendix B)2 q' z$ F5 N) \
38-004 Live Parts Enclosed- g1 T: q ]- E. w1 m
38-005 Working Clearances. g* c7 f: S3 V3 R+ S
38-011 Insulation and Types of Conductors
6 H9 [/ \5 O/ z" z# i' j( n. v38-012 Minimum Size of Conductors
; t. g" d* D: a" v! t4 o. A7 k+ q2 D
Section 40 Electric Cranes and Hoists
" o- W Q6 _6 I; k# w# c6 M40-008 Disconnecting Means8 C' F( Z4 f# o: X/ {+ R9 p
40-010 Main Contact Conductors5 y" J, k" o# L) r$ H
+ _& X. M; A0 a+ k6 s
Section 42 Electric Welders
$ ?& X7 B# y9 ^# u5 @! V! HTransformer Arc Welders/ k) `5 J' ]6 {& G/ a& \
42-006 Supply Conductors
y7 l- s+ Q6 u6 Y' c1 A, s0 m. u: y! z# b
Section 44: Theatre Installations
/ x" H3 B8 q4 hGeneral
( k9 O( v2 g* \# p4 B* Z: G- G. K44-104 Number of Conductors in Raceways
- B8 V* }! ^9 R' C44-106 Aisle Lights in Moving Picture Theatres
! q+ N) y+ H. E' [/ bFixed Stage Switchboards
& o" k/ m* b6 d6 O# u3 Y44-210 Overcurrent Protection
, s* I' |$ B" w6 C, k. mFixed Stage Equipment
" M% y: A- R `- j6 A! ~44-324 Receptacles in Gallery Pockets
7 Y* r4 Q3 `' B1 h: b44-326 Receptacles and Plugs
. C, {) z. L# i' R3 c$ m9 F4 B; N2 [) y; a2 Q5 N6 d' o$ |
Section 46 Emergency Systems, Unit Equipment, and Exit Signs5 U) O! i! y$ ]' K( A
General% Z+ I6 A; E: F: o
46-102 Instructions1 J6 j, g) d+ M. n. ]. S: m
46-108 Method of Wiring (Appendices B and G)
' q* s+ i- G" a; N' p- ^/ jEmergency Systems
( g2 a% b. X7 w6 ^7 Y9 Z5 ? |0 x3 ~46-202 Supply (Appendix G)! e# n1 R0 C9 U6 e7 e4 i. ^
46-204 Control
0 o+ E3 B1 ^) I5 Y46-206 Overcurrent Protection
( j! g8 r) j: F$ l" k46-210 Remote Lamps7 \+ A T( q$ J* b$ e
Unit Equipment
" l0 A* g1 a9 S46-304 Supply Connections
2 f9 w7 x5 g0 Z46-306 Remote Lamps (Appendix B)+ F, M. q/ K. W- Q3 e
Exit Signs
E( q9 Z0 R; Z$ O5 N% i3 d46-400 Exit Signs (Appendix B and G)+ x3 s: X& q+ m4 d U# K& P5 p
! f5 q! ]- h8 R! z; F: r1 A$ \
Section 54 Community Antenna Distribution and Radio and Television Installations
8 A! e$ ?2 i4 {! D6 s: g54-000 Scope
4 ^! s; y6 b) g- W7 S% K7 E54-004 Community Antenna Distribution (Appendix B): N: g2 n" K0 g0 J
Community Antenna distribution9 c3 C6 t- R& z/ f! S
54-100 Conductors
1 R1 y5 \: m2 y3 L3 ^' r1 @3 R54-102 Voltage and Current Limitations (Appendix B)
" [6 ^$ R8 m& ^/ [% y7 Y+ M3 mProtection
. M5 v) p9 A8 [! |) z0 Q* b7 y54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
2 Q/ }; R& M0 z2 m( u& }Grounding
7 G5 W# o4 z1 F54-300 Grounding Conductor
u3 L0 T1 l) n3 t- d7 J0 [) pConductors Within Buildings
% l6 T$ C; g" Y3 u1 N ]54-400 Separation from Other Conductors
5 @9 d0 }' ]7 ^9 gEquipment! j* }5 ~" g- B9 m- o. `
54-500 Community Antenna Distribution Amplifiers and Other Power Sources8 `* Q2 ~* K/ K/ l- I
54-502 Exposed Equipment and Terminations
, c+ Y" k1 t. ~3 [' H3 w! V' q0 V+ @4 F' S/ h- v
Section 56 Optical Fiber Cables0 D' G' H% l$ n' u
General0 C: s+ T: }7 s' }$ Y
56-100 Special Terminology
' }2 S0 D: w( A6 T( `' S# \, O56-102 Types1 Z+ F: `. [, n% X( L8 ?+ b) U; e) L0 k
Installation Methods; u' d. ~7 @: b! I6 S$ v6 f
56-200 Nonconductive Optical Fiber Cables (Appendix B)% x/ Z( s4 g$ C
56-202 Conductive Optical Fiber Cables (Appendix B)
; }) u+ T. J# a! x; @56-204 Hybrid Cables
3 Y9 Y f- v' B+ O# h: B56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
" t9 m+ k" S7 U3 k. d
6 \8 O1 T; ]. P! iSection 60 Electrical Communication Systems: i) a/ s/ h g* w
General
/ f. d/ h3 k# K, O60-100 Special Terminology
' O9 q b X. `/ [Protection( t7 @3 _6 Y/ G/ d. V2 K
60-202 Primary Protector Requirements8 [: K2 A$ [. [2 ]( H
Inside Conductors) X; S3 P- [& ~. u# B
60-308 Separation from Other Conductors
6 }- J! F, k4 ]% EEquipment2 t/ |, I7 p( w4 J: C& N' P9 a
60-404 Exposed Equipment and Terminations
|$ ^. U' V9 m; U% xUnderground Circuits, @- J: G1 I: ]
60-600 Direct Buried Systems
' D4 C& J% U, L
4 { V6 }' W' ^' z/ b2 d" e7 \Section 62 Fixed Electric Space and Surface Heating Systems
5 g* ~- o5 Q6 k: XGeneral
! \& j6 E3 N. J. `62-102 Special Terminology
, P' R8 ?9 b3 i0 r0 J$ t62-108 Branch Circuits
7 R# c3 N- K- F- w, Z6 E62-110 Installation of Fixtures
) C4 L" q; P% p9 c+ f62-114 Overcurrent Protection and Grouping (Appendix B) (5)
: N/ K# l) A8 r# p$ F Y) q' K62-116 Demand Factors for Service Conductors and Feeders (2)( A3 ?8 J% {/ d) _ Y7 B6 Y) D
62-118 Temperature Control Devices
, h/ `9 o2 w9 x# V62-122 Installation of Series Heating Cable Sets (4)(7)
( b6 n! |2 N! W* K! k1 j# {7 XElectric Space Heating Systems6 H& V2 E" o% M) i' x
62-202 Temperature Control
8 h9 P3 h" e8 k- \1 I/ E62-206 Proximity of Other Wiring (Appendix B)
# b/ O- ], T" b& t, z4 F" {6 d9 t* A p62-214 Installation of Heating Panels and Heating Panel Sets/ \0 E) S; K. D9 R% h
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings0 w6 O7 c% d- b0 E, e7 t# `
62-226 Installation of Under-Floor Covering Heating Panel Sets
( G* K1 M3 C j4 P# I3 f( h8 Z, ]4 XElectric Surface Heating Systems/ |$ T* S# l8 O9 ^" Z
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
5 h1 ]* l0 v/ M' v3 ~- [+ k( V9 ^; L9 }$ J
Section 68 Pools, Tubs, and Spas. c; {" g$ n6 G- B' A: h
General8 I T) X7 U( Y& ?. z
68-050 Special Terminology7 ^5 v& f5 N- F6 T: s/ c& w
68-056 Underground Wiring - Table 61# K% Q2 i0 g$ T" S7 w% W
68-058 Bonding to Ground (Appendix B): N/ o2 \7 s# B
68-060 Junction and Deck Boxes (Appendix B)/ d3 C! `1 X* |; d
68-064 Receptacles
3 X4 }" S' s1 L- j% V# j1 ^68-066 Luminaires and Lighting Equipment
4 ?" K. ^9 }1 D68-068 Ground Fault Circuit Interrupters (Appendix B)
4 d* Z( S& W/ L# a! R! c% O, q6 y, y; y- d( ^
Section 70 — Electrical requirements for factory-built relocatable structures and , ~. I$ P3 n8 }- ]4 h! [. c
non-relocatable structures
9 D. F/ q: d1 |( M$ ]70-130 Tests (see Appendix B)) g6 |* E" @0 u
2 o" F3 T H! @, FSection 76 Temporary Wiring (Appendix G), E+ n# F, N. t h9 a/ T
76-004 Grounding
& B' _: v$ I/ Y1 s/ i' M7 N1 N76-008 Service Entrance Equipment: H; s- p* @7 k, N6 _: Y6 ^! I
N 76-006
% ?* Y& W" l+ A4 }/ \9 Q' O& b76-014 Branch Circuits
1 R3 M: l8 k* F" FN 76-0128 m- F: ?0 p" ~9 X6 c8 l5 M
! R4 X1 u3 l( t, zSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
H0 w) }6 ?6 w) pMarinas and Yacht Clubs
- I9 F+ B* e, f5 i5 ]+ o/ s78-052 Receptacles
- f4 i2 X; ]% V4 x78-056 Feeders and Services
, n1 L) }. Z/ XMarine Wharves, Structures, and Fishing Harbours& j1 i0 B/ ?& z% F+ M- G+ G
78-106 Grounding and Bonding( u1 j7 t& G6 R) w+ H' H1 ~! N
Tables1 ~7 l) ^) { a0 }' R* W
1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,65
6 ^% b# Q1 r. B0 V2 v2 M9 _# Z. C% c5 s) M
Diagrams: 1, 2, 7
f8 d1 J; i! q( m, p
+ X/ K, _ N- M; w6 A5 \: IAppendix B4 r3 I {" e S! F/ S0 X
P352: Ground fault circuit interrupter- 6mA, m m7 _ F# `4 S3 u! d5 W& i
P354: 2-126 FT1, FT4
# t3 O# q/ d' }7 u6 KP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)& C* h: d# I4 i% p
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)7 C* A( a$ ]' V. Z
P370: 12-1012, 1118, 1214 Example:
+ Q* ~ C; h7 `1 A7 j# oP371: 12-11084 r7 t! D4 I7 W8 }% M
P381: 18-108(1)(b), 18-158(1)(b)
& i/ K; t, O2 {5 y5 ?) J0 o) n3 h3 RP386: 24-206
' G: r$ y! Z) W3 w/ ?8 \7 e) H9 G {P389: 26-256
$ C) r; t: Y$ T5 q _P391-P393: Section 28, Example to determine Motor Conductors and Protection
( V0 x. q7 p v
2 w3 H- @: M9 w) yAppendix D0 a: ^! G4 x+ b: e/ N( X) m
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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