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Canadian Electrical Code Review Guide
- D9 z8 r( U7 R9 LFor the Exam of Electrician For Red Seal License' Y) h# J# K' f, ]- T
7 J) q8 i& V$ y" p1 h% j
Lesson One3 M% g4 f4 N3 o0 q) X' ]$ u7 c
Section 0 DEFINITIONS6 [- k+ o+ c1 L9 X; J1 o# ]
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:+ S W; q) k$ [/ Y0 V) T
Accessible as applied to wiring methods2 X6 J; `: i; U2 C1 B/ G
Alive or live4 b8 Y. p( x4 @' D- K+ D# C
Aluminum-sheathed cable
3 R+ { g! y; N3 x k2 {4 bAmpacity
7 [7 b2 L2 |5 p& {$ o! bAuthorized person8 P# d) G* {5 M4 C9 Q% L
Auxiliary gutter
: a9 ?- ?) E6 f( M* V* L1 z$ [AWG
' f4 R8 L+ n9 O* J0 q) l" MBonding
. V% ?* s, T! b ]+ _/ FCable tray
, q+ S1 C. H3 ]- ~, `Cellular floor
3 z: Q1 Z$ L( w2 R! w) v; t- T3 cBranch circuit
7 x, j# e, g+ }: D* A# Z2 FBus3 m* O- O* Z1 |2 H
Busway% V9 D) p0 I7 f; d7 ]
Communication circuit$ n6 [% P0 m; R
Extra-low-voltage power circuit
4 s- m. B# h* w4 yLow-energy power circuit+ u" m3 P& o( E: @8 k' H, S
Multi-wire branch circuit
2 }% L5 E" q' q2 QRemote control circuit9 |& D4 j9 c1 G" S' j8 f& k# X
Signal circuit
+ H( i; S) s) Y) RCircuit breaker
: S7 p9 t) J% r- @$ b+ s: }Instantaneous-trip circuit breaker
# j9 I# A6 O& m. A+ FConductor
: o' v# y) K C/ ~0 e) |, B# ]6 yConduit
$ d; [) G0 p, z5 T" t Flexible metal conduit2 Y' p F' c; q, ~5 c, j% y; P
Liquid-tight flexible conduit. S6 r0 _6 l& M+ }0 G5 H
Rigid conduit8 a, z. d A+ l& e/ ?$ M
Rigid metal conduit
+ `+ r. J, n h$ G Rigid nonmetallic conduit2 S/ \/ S7 u* g; D
Rigid PVC conduit
M" Q" V8 g) f r+ a9 GConnector
, H- ?+ S% ^$ o6 [7 }2 C2 M# n* |8 i' n Box connector% K# h2 I# ~( F
Wire connector
+ E7 B$ I, l0 y& N1 j8 p; ]Controller
; S4 ~. Q H) D+ l4 ^Disconnecting means
5 w9 p/ g1 y: K7 o2 A# |Dust-tight
( w8 D& m7 k; @# rDwelling unit9 j2 W9 X$ o. K2 d7 q+ m! H
Electrical contractor. ^8 L5 E: Z" {- w: Q& z3 E
Electrical metallic tubing J1 E E6 m" @9 X2 d
Electrical nonmetallic tubing
: J# R' t) k# pEmergency lighting
' B* _- U$ b0 c& U+ [7 x$ FExplosion-proof
' e# r% ^: [" z2 m LExtra-low-voltage power circuit
c$ K! p, k5 c2 J- hFeeder: c, \9 S" n# N! ^6 _& I" _' C
Flexible metal conduit
6 f: x! m( z& q4 wGround
$ W* h# C9 I8 WGround fault circuit interrupter
; T' d$ r& [! S) nGrounded
+ O3 {1 E* r: }4 d8 v' vGrounding
& v* g- |# g( R$ L( bGrounding conductor
9 {# I+ ?; p. W4 KGrounding electrode
0 Y B2 P/ Q2 bGuarded
7 ]. ?1 b2 s! W# Z8 x+ K3 FHoistway- p2 o. R7 u5 k0 M
Identified
9 |$ r" {) f2 {# X2 I; e7 QLampholder2 \/ M Q9 G. p
Low-voltage protection
/ W6 t1 u) e$ @! s# _( y1 g$ sLow-voltage release
0 o6 L8 ?' q" C6 NNeutral
. }7 `$ V* t8 xNoncombustible construction
3 Q; d5 g- w# h7 H, YOutlet
# _# l. u% N+ FOutline lighting1 V% X$ \6 Y# b" j' \6 \7 |& n+ `
Over current device4 b% g+ b5 h' ~+ w; q7 B+ k0 }
Overload device
* S& z& {' _1 O$ KPanel board- W1 X$ A7 l9 b' _# o2 T: p: \
Panelboard, enclosed
" \- A/ y! T9 s HPermanently connected equipment. K! ^9 c. J5 K! b# t
Permit3 D- U) W4 Z$ O$ o) q$ R) _
Plenum
( r5 q0 A5 X( ]# E- e) L0 w9 QPortable as applied to electrical equipment
. g# r7 s, c UPortable ground fault circuit interrupter& H+ z" ?) ~0 a4 \) G
Power supply cord2 y8 g ]5 d* q1 q
Raceway" b. f1 X6 I/ m
Receptacle
2 w X- b \ K9 \& n Duplex receptacle
, ]9 }$ X6 k' V8 P* p# ^9 \1 I Single receptacle5 v2 g0 c5 v8 I: T% \
Split receptacle
* }8 k7 t5 N. K* F/ ]Service, consumer‘s
. e$ _4 _+ y8 W5 E( b% }" p6 AService, supply
. S4 q) s; s. ?) ]* ]& rService box
, t* g' g1 l9 L; M! a0 J/ l/ rService room
% r! f# P' K9 x/ v6 J, j/ d p. BSingle-dwelling
& y4 W! ^ J4 _' b& ~& X+ fSlow-burning as applied to conductor insulation
# V. \' a; Y0 Q4 N7 S: jSplitter
0 {* J4 S6 {4 G; F5 ]8 N* JStarter% u- q# h2 i4 z0 D( v0 G
Switch" m# Q B8 \4 r0 k
General-use switch1 T: B. e# o! j/ `( V5 ^1 q
Indicating switch
& n0 b* Z- q/ X1 y; k" z Isolating switch
8 P' z5 ]6 q8 L+ K/ I Motor-circuit switch, \2 w" v# ?, @- P9 L6 N
System; m3 }/ U; ]; F3 G$ G% ^
Communication system
: B2 i/ g! [( P8 c* \6 m Community antenna distribution system(CATV)) @1 h1 I) a+ M0 `" k# R
Grounding system
5 p7 {5 ?" v+ A: QUnderfloor raceway0 d7 y5 H7 `( ?* N5 O7 A+ U
Voltage:
% Q" {+ `" h3 [+ Z Extra-low voltage
2 m7 h! r H$ O. u0 g High voltage ~' B- q( T( x# R* z
Low voltage
3 A2 e7 R5 c$ S3 R& E, ~Voltage of a circuit
E; y2 j# t; L2 qVoltage-to-ground
0 Z! b/ ]" p `1 g" ?Wireway
. t4 T% {& p' k5 ?5 d" f" u/ E6 r- A' i+ `5 a. B; M1 E& I
Section 2 GENERAL RULES
# U) g- f1 `3 o, y# N5 C3 ZAdministrative9 h: W" o: o3 b" W
2-018 Reconnection
; f( Z0 _- M. m1 `2-030 Deviation or Postponement+ Q! l) P( R4 i n
Technical General3 P7 V7 X$ g2 f% j
2-106 Circuit Voltage-to-Ground – Dwelling units- D3 s/ \1 i, |; j9 m. ?6 R4 e
2-114 Soldering Fluxes
+ d/ O6 O3 a8 Z# ~$ _( Z! ]+ l7 d# s2-116 AWG Sizes of conductors; ~2 n5 C8 B: [1 V1 X- t
2-124 Fire spread (see Appendices B and G)# O, y8 G% H/ _7 j- ?! R+ B
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)* _# ^7 |0 C# Y9 T. G
Protection of Persons and Property4 k' X; F4 \3 L) _3 A7 d
2-202 Guarding of Bare Live Parts
( O3 e+ c& ]5 i1 z7 ?- ~Maintenance and Operation$ U |9 e7 J& E; ~: `" v
2-304 Disconnection, ^+ i: f& _- ?7 j
2-306 Maintenance of Live Equipment2 ~9 y2 u4 K$ Z+ D2 x
N 2-306 Shock and flash protection (see Appendix B)
6 k0 W6 V2 L# }0 Y. ~4 N2-308 Working Space About Electrical Equipment: Table-56
; B& ~/ b3 u* Y2-310 Entrance to, and Exit from, Working Space
( ?* X$ Z: c' s$ l4 c4 y3 v1 G2-320 Drainage
% ~0 C8 k0 Q( { W" t) V- l+ O3 f2-322 Electrical Equipment near combustible Gas Meters and other Devices
V% x# B' t( Y' pEnclosures6 ?( b6 m0 n4 |8 a& Z* w
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) 6 ^0 k) f* x: l# ~
2-404 Marking of Motors: DP, WP, TE: y3 R s5 @7 m& d$ G7 ?2 }
& j0 D3 h; ^% g# LSection 4 Conductors" J! Z& l6 Y2 R8 c9 [, x. ~! _5 z0 y
4-000 Scope
* t' x! s& _, n+ H/ U$ O N/ w5 W' m4-002 Size of Conductors: 14#, 12#
8 I/ [3 e* q8 c3 |3 j4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36& u1 }( V5 ~+ {# x9 q' S5 v/ v
4-006 Insulated Conductors: Table 19, w2 L6 e" X/ N( j* N9 b5 a2 ?
4-010 Uses of Flexible Cord: Table 11
: l; }+ F* | ^4 |2 P- F4-012 Sizes of Flexible Cord
6 ^: f' T* R) U. S5 H5 v& y4-014 Ampacity of Flexible Cords: Table 12- s( \2 E9 Q; ?( y8 u9 _
4-018 Equipment Wire
+ g0 d. m1 j" J" }, d4-020 Insulation of Neutral Conductors" w( T: j5 ^0 O. |. Q$ g
4-022 Size of Neutral conductor4 ~: k4 P# f/ A1 _3 b
4-024 Common Neutral Conductor$ R- ?- _# t$ Y' x2 p# I# d
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum( d; r- @' g# ]- J
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
" |$ w1 B% l, u% a0 E" c) R$ T" c4-032 Identification of Type MI Neutral Conductors0 Z; k5 J$ X3 u* e! M
4-034 Use of Identified Conductors3 c: R2 @* U; R
4-036 Colour of Conductors: Phase A, B, C, …) G& \8 K+ y1 k
9 Z& @8 V; W, x7 ]. t! U* O# a' f+ s
Section 6 Services and Service Equipment
$ g. m+ Q1 b! @/ G( P$ q$ g$ fGeneral
+ V% f" Q) q: {: Y6-102 Number of Supply Services Permitted
# B3 F& m, H/ W8 W* [8 l6-104 Number of Consumer’s Services Permitted in or on a Building; \) ]1 g ]+ n9 i
6-108 Supply Service from an Electric Railway System' R7 y- ]2 ~" H* f5 ?' Z3 Y' d/ i" v
6-110 Three-wire Consumer’s Services - i# q' @- u- n) V! R5 v2 T# k
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
% q/ U; j8 o* Y7 k6-114 Methods of terminating conductors at consumer’s service' T `' ]) K- ?9 { k9 N
6-116 Consumer’s Service Head Location
2 `2 W. b4 v$ B0 v4 W$ w0 |Control and Protective Equipment$ @. _% k6 G" I6 F1 T* c8 a6 e; h
6-200 Service Equipment9 ]9 b/ l; G% w8 ^7 q
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)- _5 x/ a& I: X: d/ z
6-208 Consumer’s Service Conductors Location2 s! W# a! [- {6 D! o# e
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
# A* r, ]6 n+ ?) z6-212 Wiring Space in Enclosures
+ R5 a; J `8 ?, L6-214 Marking of Service Boxes
3 k* q$ o8 {, b4 I; o$ K5 `Wiring Methods
7 P0 U9 a! @9 s# I [6-300 Underground Consumer’s Services6 I+ y# {- s7 a, c! V$ L
6-302 Overhead Consumer’s Service Conductors' t0 S8 Q& s. {8 b) \& u2 b
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
; G" d0 u& K+ f6 U! e4 [, Q6-306 Consumer’s Service Raceways
: v! P9 n6 }7 p% A% q k2 p3 v6-308 Use of Bare Neutral in Consumer’s Service
6 ~; u4 M% b; W- C6-310 Use of Joints in Consumer’s Service Neutral Conductors
" V, \- x9 e' Z) e9 i) F% T6-312 Condensation in Consumer’s Service Raceway, i: O) c6 R6 S$ g
Metering Equipment
; Q# O7 _7 @; I& j( U! f6 Z6-400 Metering Equipment
" k: c2 B) l b# M+ u+ C8 S$ |5 v# P, L6-402 Method of Installing Meter Loops8 U' O" D. R% v. j: U7 N
6-404 Enclosures for Instrument Transformers
8 [) S) @( P- K! w6-408 Location of Meters, v& Q7 x2 j# y1 n4 b+ M
" R- g( }$ B' iSection 8 Circuit Loading and Demand Factors
% H2 p/ i4 B8 @$ RGeneral
# ?; {# i& z# }, b9 G ^8-100 Current Calculations8 s# E& y' g* a- ~
8-102 Voltage Drop ( see Appendix D)
! E% J! G1 V, s4 W6 x0 z) i8-104 Maximum Circuit Loading
# ~. `5 b4 Z2 }1 p; O8-108 Number of Branch Circuit Positions6 @/ j5 k* s( O1 j, v; p: M. X' q
8-110 Determination of Areas9 q0 C* Y' l6 h; z
Services and Feeders# e( v8 b; I+ q
8-200 Single Dwellings (see Appendix B)
9 P$ Y) Q0 \6 ?) ?8-202 Apartment and Similar Buildings
; w0 q! ?! l+ A/ S% ?. N( S5 U3 x8-204 Schools
7 k) N' v- v% `# M8-206 Hospitals4 x6 i: h+ G8 s
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
$ l& A& t6 z, f v8-210 Other Types of Occupancy (Table 14)* Q ~# P9 N' e# w- W
8-212 Special Lighting Circuits5 B: f# X; [, s7 j
Branch Circuits
5 ]5 Z7 }8 K0 \1 |( {' A! b8-300 Branch Circuits Supplying Electric Ranges% f4 ]: ]) B3 ?5 N; @
8-302 Connected Loads; _: B5 `# h4 ]: `( h8 S0 G7 Q- w
]6 G/ g6 l! G' x
Section 10 Grounding and Bonding
' k0 S3 G9 I6 ]7 Q, lScope and Object' x% K7 L; n: r1 n6 M6 u
10-002 Object
* h" y: Q" W2 ^System and Circuit Grounding
( l1 E, M3 z7 g! M0 g% ~& D+ C10-102 Two-Wire Direct-Current Systems
. e1 o$ ~/ q" ~% u! u10-104 Three-Wire Direct-Current Systems; t/ i! f% P2 Z$ ?4 Z! [% E
10-106 Alternating-Current Systems8 z) M: I4 u" ^' u1 U" P- m. D: _
10-110 Electric Crane Circuits
$ K* `( G3 v F" e& m/ z- h s: C10-114 Circuits of Less Than 50 V
! V" b z! P8 M# R# {8 `: h10-116 Instrument Transformer Circuits
# d6 g. C7 V: O) QGrounding Connections for Systems and Circuits
3 x. [; U. S2 `& b10-200 Current Over Grounding and Bonding Conductors
6 u9 Y" C, @6 g0 J% g# t, H10-204 Grounding Connections for Alternating-Current Systems
& q" s' X8 b- y5 Z# c10-206 Grounding Connections for Isolated Systems
: Z5 l$ z" A& e+ X5 @( U1 x10-210 Conductor to be Grounded
4 M' l' i6 `/ b, q sConductor Enclosure Bonding! O$ A' f1 O- W3 n
10-302 Other Conductor Enclosures7 P1 f+ U* x8 _: o; K2 p, W
N 10-304
3 j, B3 w1 g' g" M- v' d8 `$ SEquipment Bonding
! |- s' G- z }# Q+ h10-400 Fixed Equipment, General' c3 B. I/ s. _5 c/ N' O5 W2 P
10-402 Fixed Equipment, Specific (3), (4)4 _" ^+ |9 c1 X/ h& e# e
10-404 In Nonmetallic Wiring Systems( `% ~ `. i4 u# v B
10-406 Non-electrical Equipment" V8 r) Y$ }, Q: ~6 m/ N
10-408 Portable Equipment (4)(b)' F3 R) t; [, l- ~% w
10-410 Instrument Transformer Cases9 ]* i- y9 F/ @$ [
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
2 f4 I( ^% Z8 I# t10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
5 ]$ a* b9 s! p( ~$ IMethods of Grounding2 k# Q) M$ M$ {4 m3 e' j W( w* A7 V
10-500 Effective grounding (see Appendix B)
" ~$ A" a+ T+ O' U10-502 Common grounding conductors( C7 i4 \) a9 ~- h- @& L
10-504 Common grounding electrodes8 { N. L& w; @/ A
Bonding Methods
x0 R; a$ O V: A* @10-600 Clean Surfaces
+ O- o8 ^ S: C10-604 Bonding at Service Equipment3 F, h. A3 j {. q. _. e) \# Z
10-606 Means of Assuring Continuity at Service Equipment! f# W4 V; F0 I; M
10-610 Bonding at Other Than Service Equipment N" U/ F2 R6 O$ b g: X( T/ d
10-612 Loosely Jointed Metal Raceways$ x6 b0 p% Q* S) z. T. l5 S# ?1 O
10-614 Bonding Jumpers Table 41
2 Y/ S& x7 p1 B1 JGrounding Electrodes
8 g% l; m9 _( ?- ]7 O- F10-700 Grounding Electrodes
5 `6 W6 B& r, [8 P7 \% {10-702 Artificial Grounding Electrodes
" O- d& |% @/ H. t$ w; h7 KN 10-700 & 10-702& J$ a4 |! v' R, j3 G; X3 [
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
/ W, n# k- U; N/ a/ ON 10-702
0 ^) e: ^# `7 M8 n8 {7 Q8 }2 Y10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
, v) o1 D/ T9 i8 t- S/ BN 10-702
) A6 X) O4 T2 P# j: x* l: h# Y: @10-710 Use of Lightning Rods (Appendices B and G)
5 Z; Z% j4 I0 m" M7 yN 10-706
9 X9 @; |; d1 M j4 B% xGrounding and Bonding Conductors! a% d& D2 w; H; z9 H
10-800 Continuity of Grounding and Bonding Conductors
! y/ Z! ^1 b: I10-802 Material for System Grounding Conductors
3 K/ q# c3 h# S) x" H* z# _10-804 Material for Bonding Conductors
8 E% l6 t. {/ S& E6 u10-806 Installation of System Grounding Conductors
; V* S6 H3 k/ } q. x) H10-808 Installation of Equipment Bonding Conductors
1 m6 l( P3 a3 u' r1 S, l10-810 Grounding Conductor Size for DC Circuits
( O) {4 E4 n; d' r10-812 Grounding Conductor Size for AC Systems (see Appendix B)
4 _; u8 r% F( r! L10-814 Bonding Conductor Size (Appendix B)0 G( T0 f/ _6 l+ ^0 f
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
2 V; w) J$ d! _. K; y) C7 E7 s, T10-818 Bonding Conductor for Outline Lighting
A8 n! b2 c2 J- M' e4 A' w10-820 Bonding Conductor Size for Instrument Transformers( ?6 f0 j" T' v4 C- y p% }+ b5 `
Grounding and Bonding Conductor Connections
! i% ~+ B3 i: Z9 {; [/ q4 v7 J10-902 Grounding Conduct Connection to Water Pipe Electrodes3 k0 m: D8 N6 j g/ |1 ` d
10-906 Bonding conductor connection to circuits and equipment6 r- V( t/ [( X0 r
10-908 Grounding Conductor Connection to Electrodes0 G0 ~* {4 w! I; p- O( l; j# D
Lightning Arresters
, Y( H2 @9 c- @# r! @# @10-1000 Lightning Arresters on Secondary Services – 750V or Less
. j: d; X8 |, P0 ^6 V* C. k5 N% P. I% H2 D0 ^1 Z
Section 12 – Wiring Methods* V4 t( l) J6 U4 a$ d
Scope
( U- a: l, ^# W5 q8 ?5 y7 c$ `12-000 Scope (Appendix B)
% g8 k( B1 c2 M# L: ^1 gGeneral Requirement8 s& O! t/ i# H4 K8 a) y. t/ ~
12-010 Wiring in Ducts and Plenum Chambers3 r5 d" z) B8 _$ h- @( B
12-012 Underground Installations (Appendix B)
" B0 B6 Q5 [7 S0 x& [12-016 Lightning Rod Conductors0 j& n. F; Y' j+ k+ h: j
Conductors - General
1 N4 f ]" E9 f% n2 y12-100 Types of Conductors (Appendix B) Table 19" N: a& _- F& T6 `3 |0 D
12-102 Thermoplastic-Insulated Conductors- }7 }9 t$ l4 X, S& F- B
12-104 Flame Tested Coverings
9 j) \3 V+ C2 K! `12-106 Multi- and Single- Conductor Cables
" B: z" l6 d1 M* x12-108 Conductors in Parallel (Appendix B)
6 [. S5 S1 U4 y% i12-112 Conductor Joints and Splices" w |% j( ^0 z$ a" f u4 `
12-114 Ends of insulated conductors
% h" S7 _8 t/ x+ h0 u( Y12-116 Termination of Conductors (Appendix B)1 d* T, x- t; d' j- C. K
12-118 Termination and Splicing of Aluminum Conductors& P; F/ X. U- }; z- B
12-120 Supporting of Conductors - Table 21; _% m2 E( C* X/ i- Z) `; g
Open Wiring% ~% n/ O/ W: Q9 C
12-204 Spacing of Conductors m8 Q8 a2 B: v2 a8 o4 g
12-206 Conductor Supports6 t0 f$ S! U/ e# _
12-208 Conductors on Flat Surfaces
, _8 L1 i& b9 H12-212 Protection from Mechanical Injury- Z8 S0 q4 J8 L6 v
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
, V2 B0 t+ t' Z+ g12-308 Minimum Size of Overhead Conductors
1 Y; x/ E3 ^: w1 E4 u' F12-318 Use of Neutral Supported Cables' p1 f: |5 R2 h6 r, f) B
Nonmetallic Sheathed Cable% x+ Y% C5 D7 o; Y3 \" j( |7 K# K
12-502 Maximum Voltage, q* K# @/ r& |- ?8 ~- S
12-510 Running of cable between Boxes and Fittings (Appendix G)
( l9 N9 h" b! M0 t0 V/ I' {12-514 Protection on joists and rafters9 V# ]/ p* R" ^7 d. v6 Z8 w6 L
12-516 Protection for Cable in Concealed Installations (Appendix G)4 T! @& w! x$ E1 u, \1 F+ T
12-522 Where Outlet Boxes Are Not Required$ s0 c+ K( g# S4 l' p3 s# `
Armoured Cable
. D0 c( m/ q/ J( G12-602 Use (Appendix B)9 s2 h- R; c" B7 a. ^# H
12-604 Protection for Armoured Cables in Lanes- L8 {/ h1 P+ e
12-606 Use of Thermoplastic Covered Armoured Cable y( B1 q2 p) ]7 j1 W: O+ I
12-608 Continuity of Armoured Cable
9 H$ k. P/ a6 L0 Q Z* E12-610 Terminating Armoured Cable
9 C( h3 `" d% N9 D4 q( b$ r12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems4 h$ I2 l5 O. _- X( W: P5 e) e) @
12-614 Radii of Bends in Armoured Cables+ @( j' s1 a: ~( Z
12-616 Concealed Armoured Cable Installation2 R* c1 n/ ?1 G) G
12-618 Running of Cable between Boxes, Etc- p' B6 B M5 Z: w$ }# p
Mineral-Insulated and Aluminum-Sheathed Cable
) H! T7 M/ K1 }( ~0 p- c% Z( V12-702 Use0 `6 [ C& B4 c+ b% N. n4 }) t4 J+ S
12-704 Use When Embedded! ^: y- h- S3 W2 ~/ S7 Z
12-706 Method of Supporting
, E# F! ~' W; z! a( k12-708 Direct Earth Burial. q3 W- g9 C+ T% f5 v% U5 Y1 p
12-710 Mechanical Protection
( t8 ^ Z' _- F' L G( A12-712 Radii of Bends! y& h# T! Y/ Z
12-714 Termination of Mineral-Insulated Cable (Appendix B)
8 h6 O( u2 x1 O8 M2 z1 ]12-716 Connection to Other Forms of Wiring
% Z; Q+ L) o* i$ ]% SFlat Conductor Cable Type FCC
; O/ v7 u7 m1 I0 ^2 s. ~: `' b12-804 Use Permitted
) O8 w0 p6 n* o5 O, ^12-806 Use Prohibited, t' Q0 e0 a- }4 E c
12-818 Anchoring
! l# U0 P* c% H& y1 b1 g' M12-820 Crossings
; T6 r& T% \# k7 Q. K% K' aRaceways - General3 C# {8 M! I, E+ \
12-904 Conductors in Raceways! g, M# {. l9 ?2 [) U0 c
12-906 Protection of Conductors at Ends of Raceways
/ [5 [. W" b; C5 B2 g* G) g4 Q12-908 Inserting Conductors in Raceways
( g: T0 b7 ]- q8 C3 J12-910 Joints or Splices Within Raceways
/ L2 N- |, ~# {6 Q12-912 Stranding of Conductors
) {7 D: I' ]6 b K" Y6 b# F1 W12-914 Electrical Continuity of Raceways
; K1 b1 T' y9 M7 _12-922 Radii of Bends in Raceways' K+ [& y9 V# J
N 12-922 Radii of Bends in Raceways Table 7
3 {# ^; c4 x# W; x9 x1 X+ ?: e12-932 Protection for Raceways in Lanes% m; y8 T& G! c/ L$ r
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
% H5 Y& `& f* T12-938 Capping of Unused Raceways7 g% \* o, b5 I% y* C- s
12-940 Maximum Number of Bends in Raceways1 X' L4 G. u$ Q. x: e8 [
Rigid and Flexible Metal Conduit, n7 c; g3 s2 P
12-1002 Use
4 n7 P& p5 J5 i+ N6 a( N" k- C12-1004 Minimum Size of Conduits
( ^) H; c5 c6 h) g8 l12-1006 Conduit Threads (Appendix B)2 H* F' p5 r5 j2 x
12-1008 Thread Engagement
+ S/ T0 {/ {4 |9 {12-1010 Maximum Spacing of Conduit Supports
5 w; C1 Z" g0 ^12-1012 Expansion and Contraction of Conduits (Appendix B)& R5 ^5 l/ ]6 |# N
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
2 W8 t: p. u1 `, ERigid PVC Conduit and Rigid HFT Conduit
" o/ A8 t( ]# z12-1100 Use& T3 I2 U! s6 R5 {( }: ]
12-1102 Restrictions on Use
2 o1 x% F; }. R. z3 n5 d12-1104 Temperature Limitations (Appendix B)" c" J/ r1 _/ I
12-1108 Field Bends (Appendix B), (2)
2 }/ g, k- f& Q4 K' F$ o+ P12-1110 Support of Luminaires
) t4 T2 b2 m4 e% p& q9 O! u3 e+ c12-1112 Fittings
8 J9 j Y# G3 _7 ?( U12-1114 Maximum Spacing of Conduit Supports
% H" n$ \. _3 m( e; L" y7 [* b" V: H12-1116 Support of Equipment
+ e) ~0 p. k2 v& O" n; @$ u12-1118 Expansion Joints (Appendix B example)8 o. B7 }% K8 r) b1 T3 \9 e
Rigid RTRC Conduit
* R$ k9 n, i' E2 W: b12-1210 Temperature Limitations
4 {* G# Q9 |, D5 u( \8 T: m12-1214 Expansion Joints (Appendix B)
& {: M" s' S* |6 O& aLiquid-Tight Flexible Conduit
7 ^2 D8 `/ S4 G' \: K12-1302 Use of Liquid-Tight Flexible Conduit
8 b/ C* d6 B' D- p8 c4 h12-1304 Maximum Number of Conductors6 g X6 }& F( c, e, Z5 k8 R3 I
12-1306 Provisions for Bonding& E6 N! X* c" [' F
Electrical Metallic Tubing4 x" E5 x& b# Y0 m; A) _( g
12-1402 Use
9 ?; n$ r8 t: J12-1404 Supports
0 M1 B) |1 y* I6 e- K" m3 m7 f1 ^# X12-1406 Minimum Tubing Size
! Q# F; |! D* ?* o9 V4 V; n12-1408 Maximum Number of Conductors
5 o8 ]. j6 c: m Y5 ?+ v# u, U12-1410 Connections and Couplings
: N0 B4 `! x6 d2 N: s! ~12-1412 Radii of Bends in Tubing: `) {. K, s2 X d! g
N Table 7
/ q+ E: v$ W- k2 P6 KElectrical Nonmetallic Tubing3 T+ `4 Y3 U0 e E
12-1516 Provision for Bonding Continuity! |! T3 `2 F- h4 ?& N+ o
N 12-1514
/ j4 q/ m6 b7 {: ^' | n# GSurface Raceways
+ h( V/ ~: H" x' z K {12-1602 Use of Surface Raceway (Appendix B)& k8 H; Z/ Y6 G7 G. B
12-1604 Temperature Limitations+ {6 r3 u4 [% z' f7 a. m
12-1606 Conductors in Surface Raceways (Appendix B)6 R( X( s6 L2 q. z' M
12-1608 Maximum Voltage
6 N2 _( z3 ^1 Z. ^& s0 P* o12-1610 Joints and splices
# J5 o7 O# G/ O1 e/ q# E+ m$ xUnderfloor Raceways
/ z- i9 u3 i( [+ Q: p S: n1 V: f12-1712 Discontinued Outlets in Underfloor Raceways
3 z% H2 g" ?7 BCellular Floors
. K0 L* T p' v3 y$ b y12-1804 Maximum Conductor Size in Cellular Floor
9 F% p5 M o% f) C" x0 g12-1820 Cellular floor discontinued outlets
: s' c/ S0 J1 @Auxiliary Gutters
9 v( y; [& b* f/ t/ Q12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
! X( B* T7 E% u12-1902 Auxiliary Gutter Supports
4 e4 b) `1 n' t4 h0 T: H4 a7 v! ?' N12-1904 Auxiliary Gutter Cross-Sectional Area
$ G- S% J9 i2 W) A! Z& WBusways and Splitters
% n# u5 }' i# M. ?( P12-2004 AC Circuits in Busways and Splitters# A. U9 _% x* i, L) M& S
12-2006 Busway and Splitter Supports# |5 q7 x W- R/ r) f' T
12-2008 Method of Installation of Busways3 \6 `: d9 e7 Q f& R
12-2012 Reduction in Size of Busways
! [" `% ?8 e+ Q" \3 k0 J12-2014 Length of Busways Used as Branch Circuits
$ O A" _! }9 \$ g12-2018 Taps in Splitters8 U, r: z2 Z% {: A- U1 a( d$ \( t
Wireways
' o1 Y2 ^* Q' g: R0 i3 E; o- F12-2104 Conductors in Wireways
Y8 ?( q9 @3 a9 [0 T: I12-2106 Taps and Splices in Wireways: |2 B3 |1 J: u+ y, H7 \9 U- R
Cable Trays
: X: U0 ?- g0 E" j& T12-2200 Method of Installation (Appendix B)9 D f4 g. l& X2 ?; j. Q$ W* P3 r
12-2204 Joints and Splices Within Cable Trays
- U3 A+ @6 B! Y12-2208 Provisions for Bonding7 h0 f$ L; R* ~+ c! `- z3 X7 \2 k
12-2210 Ampacities of Conductors in Cable Trays
1 Y _# ^. [5 {+ W8 L3 [1 c, lInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings7 i( d6 z( I, T% l
12-3000 Maximum Number of Outlets Per Circuit( Q( f! l' e. |5 y' s
N 8-304
3 p0 C( R0 p) V* u12-3002 Outlet Boxes (Appendix B)
+ X! p: z6 g% f/ C, y6 q# ^" [N 12-30005 d3 p- N2 S2 l U5 X% i6 @
12-3004 Outlet Box Covers# c) q& S1 u5 c# J
N 12-30026 r) m. i: }$ {; b) k, \9 F
12-3010 Boxes in Concrete Construction" ]/ v7 v# V- f, m
N 12-3008
; E `1 D; i. R$ u% t9 S12-3012 Outlet Box Supports5 {& r0 I1 Z2 [7 {- X
N 12-3010
0 Q$ C [' h& @12-3016 Accessibility of Junction Boxes% ~# q8 }$ \$ |
N 12-3014
! C2 d# a5 e# Y3 M12-3018 Flush Boxes, cabinets, and Fittings6 D9 @3 Y( \0 u* _
N 12-3016& h! [9 v7 O5 N2 {
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
& J- ^: L' ? _N 12-30225 j" t n9 |7 R4 b+ ~
12-3036 Maximum Number of conductors in a Box - Table 23
\7 ~5 y' ~0 K, d, q( _; W7 AN 12-3034
" q) S( s6 U* } ]! _6 k& i9 z- Q12-3038 Pull Box or Junction box Sizes& |' K" K% {: x, z q# M' w. G6 v) g
N 12-3036
" p: F" O, I* b4 k$ B4 w. w+ O) J6 P4 ]1 m# d
Section 14 Protection and Control
& T2 u. a2 h7 s0 L9 l( n0 eGeneral Requirement
7 Z4 X. F0 P, L; O$ Z& r4 A14-010 Protective and Control Devices Required
' ~: r4 d3 o. p; r% d14-016 Connection of Devices3 ^0 D0 Z- V. _: }! s
Protective Devices – General
+ B+ h: x7 E) w6 Q X. B+ N 14-100 Overcurrent Devices Required
_$ z+ ^3 F6 e$ ]# B14-102 Ground Fault Protection (Appendix B)+ W0 g- {/ Z8 v( E0 U5 X4 {" ?. N
14-104 Rating of Overcurrent Devices (Appendix B) Table 13. b( k$ u1 W! u0 ^1 ] r9 I: k
14-112 Overcurrent Devices in Parallel b" T5 @. W( H( k" M
Fuses9 `0 q! U$ ]2 B: ?! Q# j# J
14-200 Time-Delay and Low-Melting Point Fuses+ {- y8 w1 d: D" ]; R: A
14-202 Use of Plug Fuses* h, O6 x+ ]& b. D/ k9 b. t
14-208 Rating of Fuses+ h0 Z! R0 o9 N6 ^3 i! Y3 h
14-212 Use of Fuses (Appendix B)" t2 b2 f$ B. @8 ]1 Q
Circuit Breakers5 \- |; F" r- C
14-300 Circuit Breakers, General* v( b: G+ B) e0 n) }
14-306 Tripping Elements for Circuit Breakers
3 m' f$ \" P1 G! U# Y14-308 Battery Control Power for Circuit Breakers, m! C& i( h* P9 g. U5 b
Control Devices - General
9 D; |& \: B5 M9 M( M6 \* x# C14-402 Disconnecting Means Required for Fused Circuits5 z& n* [7 f/ m1 u1 e- e
Control Devices - Switches
; p) m. r/ v* ]" l G5 Z2 E14-502 Mounting of knife Switches
* h4 I- D3 _6 O/ z: f14-504 Maximum Rating of Switches
& c, G& F! |. v5 M+ m) c14-508 Rating of General-Use AC/DC Switches (Appendix B)
: K: h4 P7 w: T14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
1 t6 y# o" b. i1 ]" |5 c4 w2 u0 [Solid State Devices
& ?( o9 ]# B+ K- U6 \/ o14-700 Restriction of Use/ J* s/ M/ ^1 j j, H
14-702 Disconnecting Means Required& \3 t- p6 o% V( _; a8 |% K, S
2 E/ o% D2 N$ g* E
Section 16 Class 1 and Class 2 Circuits8 I* M. u3 V9 L; L, p& ?' C
General
0 S( A* i! g5 G+ C( O! z16-004 Class 1 Extra-Low-Voltage Power Circuits
; Q/ K: G0 z4 \, v4 Q16-006 Class 2 Low-Energy Power Circuits, K- v. V; Q/ ?& n) R% z0 E( s
16-012 Circuits in Communication Cables
" v" w# S3 c9 U. lClass 1 Circuits7 ]/ b% z' a# [3 H. X, V& G
16-100 Limitation of Class 1 Circuits _; k/ R6 o' O% ?& a9 I
16-104 Overcurrent Protection of Class 1 Circuits6 t. J+ c! o4 _( r8 u: X: M6 i0 o
16-106 Location of Overcurrent Devices in Class 1 Circuits" R/ E1 t7 s& R9 a+ M
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers7 b5 H5 B( ?4 T% Y
16-110 Conductor Material and Sizes5 G; k t6 V, y4 B( K& P2 `) w& ]
16-112 Insulated Conductors for Class 1 Wiring
. f. ~7 e- @- b, U( t: \+ ZClass 2 Circuits
6 E" R) J8 |0 g* D7 ], E16-200 Limitations of Class 2 Circuits (Appendix B)
" ]. ~# B1 V6 d( j9 q/ V, @16-204 Marking. H4 K& x4 M3 Y- p+ q$ W! _
16-206 Overcurrent Protection for Class 2 Circuits# c* v! r3 O5 a# i3 C3 |* d
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
+ `6 k p3 e- o1 O8 B( j$ f/ ZELC: extra-low-voltage cable% z( j: Q( y9 W W; ?
16-212 Separation of Class 2 Circuit Conductors from Other Circuits! ^- ]3 r! C4 H* g5 J8 S' M4 K
8 v2 y, H9 H6 W
Section 18 Hazardous Locations
- y( i6 o2 c; j9 D8 P* FScope and Introduction
7 |" i* d; w3 R18-004 Classification
. U1 d- G) @- j% j18-006 Division of Class I Locations (Appendices B and J)3 \3 ?1 f. Y7 x" r: c- F( I3 @
18-008 Division of Class II Locations (Appendix B)
& E, s7 l# P1 g18-010 Division of Class III Locations (Appendix B)
: f* T, q" D5 V& Q2 PGeneral
8 l, G& X* N( i& ~) p5 b18-062 Metal-Covered Cable (Appendix B)& Z0 U8 W$ Z$ O: O
Installations in Class 1, Zone 1 Location
9 r% ?1 P; D) q, ^0 I18-108 Sealing, Class I, Zone I (Appendix B)
5 ^1 m! R9 @- u
0 b v. ~8 r3 V! ]# }! [Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
" t) |* ]. q: z- uGasoline Dispensing and Service Stations
$ W: H! V7 j; g6 c D2 Z20-002 General4 C5 P2 ^. S' d+ ] E7 C5 r
20-004 Hazardous Area (Appendix B)6 p& i3 x, O" }! v8 H P# f
Propane Dispensing, Container Filling, and Storage, ?; Z: ] ?% Q/ W
20-034 Hazardous Areas - Table 63% u3 ^; ^$ ~0 f w, w ^' G5 Y
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities7 ~1 x5 c) }% ~: W1 z
20-062 Hazardous Areas
8 |6 Y2 a: A+ z& ~$ d ^Commercial Garages – Repairs and Storage
% E# Y$ f2 q- [0 e$ x5 r20-100 Scope2 a! n/ i5 o3 s
20-102 Hazardous Areas (1) % ?5 [% p8 j& I. _7 X) A8 K' h
" r: P9 ~9 d: k: J/ a4 W5 BSection 24 Patient Care Areas
- |* f: I% Y: H2 [24-000 Scope (Appendix B) v" z. u8 T9 }% P4 J
24-002 Special Terminology (Appendix B)* E3 X6 O: W l5 U9 l/ b3 I- U
Patient care area6 @; I2 j1 j0 }* T. }4 w
Patient Care Areas
8 ?* E4 h( P0 S4 F6 P( e1 L24-106 Receptacles in Basic Care Areas (Appendix B)
U2 S6 B( L7 l; HIsolated Systems9 N6 d8 L* k9 {( M7 T
24-204 Single-Phase Isolated Circuits (Appendix B)
/ z3 D5 {; h Q9 v; z24-206
# g8 u% }: o& ~7 w0 J9 E% k2 N$ D2 k
Section 26 Installation of Electrical Equipment( i5 G, g/ C4 I3 C, }( Z
General
# |, D8 _9 u8 d! h/ N, C! @26-004 Equipment Over Combustible Surfaces (Appendix B), m. v4 Z0 K! W, Q: E5 s
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)- e0 T9 x$ c6 f/ f
Isolating Switches1 Q5 v* T+ n' }# p0 g8 B- l
26-100 Location of Isolating Switches
6 L$ i$ w" z* @: Q% h# e! s- eCapacitors
0 f+ x0 n# P% s- |( k' k26-204 Guarding of Capacitors. h7 T( K' D+ B1 t
26-206 Grounding of Capacitors' f9 v0 q7 @2 ]2 z0 w
26-208 Conductor Size for Capacitors9 O1 f& @9 X) B/ h8 ~
26-210 Overcurrent Protection (Appendix B)$ W7 A) W0 F. Q9 ?8 a
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
) D# t9 V) T0 G( _' o26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
6 W2 z# j( C4 i5 g/ w* ]# e: R26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits, q; l6 K+ x3 t* @+ Z
26-218 Special Provisions for Motor Circuit Capacitors9 o: ^* _, j5 V4 q8 X
26-222 Drainage of Stored Charge of Capacitors/ |& y' j; X4 N- [- S6 y
Transformers q2 \) ^/ ~6 G1 t1 b6 E9 G+ R
26-240 Transformers, General: U% a- T6 @1 ]5 f7 A
26-242 Outdoor Transformer Installations# t" p5 x4 T# t
26-244 Transformers, Mounted on Roofs (Appendix B)
2 M# d" g9 O8 q# W! G- [/ ~3 \0 U26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)/ s5 W0 E, U5 u3 H- ~% V. N6 S
26-248 Dry-Core, Open-Ventilated Type Transformers x. E/ f2 f" G1 ^1 f3 C
26-250 Disconnecting Means for Transformers2 Z$ t: u2 V$ G4 u1 [
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
2 R1 v3 y& D! x. V" o26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
+ `! A h0 f* C8 h8 T26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
6 O* W, r* t& ?7 b26-258 Conductor Size for Transformers
+ H; v: n$ F W) X26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
6 P5 r4 M+ ~0 B: p5 O26-262 Marking of Transformers/ n0 ?) \' T. d; X5 I
26-264 Auto-Transformers
/ a2 P& j* E" s) G cFences& @- o$ v; s7 t3 e3 z, T
26-302 Clearance of Equipment - Table 33
9 d9 O; ~- f d ?% gPanelboards' ~: f" ~2 J/ e" {
26-400 Panelboards in Dwelling Units (Appendix B)
* [6 w# F2 g) u26-402 Location of Panelboards (Appendix G)
& {6 }8 |5 C( u3 u( `% U9 FLightning Arresters
! I. Z1 z L2 s! @26-508 Connection of Lightning Arresters; w# O0 I5 F3 u& R( c, h
Storage Batteries: }% t/ q! U7 c) F4 t% j- c
26-542 Special Terminology
, N5 I) W. G7 {8 x8 K26-550 Battery Installation
g C% e; a1 P0 b: H# l0 ^26-552 Wiring to Batteries
R& r' S" A' a( WArc Lamps5 I8 ~3 R) ]* E! c( W! w2 c
26-600 Location of Arc Lamps7 O ?6 X+ t6 W
26-602 Conductors to Arc Lamps
1 k& I) v+ b5 n26-608 Globes and Spark Arresters+ }; N* z! ]# S; `
Receptacles
9 {0 [0 Y1 y5 t- `9 y26-700 General (Appendix B)2 V# U5 G$ l( t' U+ u4 Q
26-702 Receptacles Exposed to the Weather
3 | ~- i/ P4 Y8 QReceptacles in Residential Occupancies
l% ~% g2 b. l) G+ ]/ r: V26-710 General (Appendices B and G)/ K9 L2 E5 E( S' {
26-712 Receptacles in Dwelling Units (Appendices B and G)
, J- ~9 f$ g4 G- b' q0 F6 y% S; f26-714 Receptacles in Single Dwellings (Appendices B and G)# }! _. ]$ I9 u( y2 K
Branch Circuits in Residential Occupancies
! I# U- L, v7 D26-720 General
# V/ U- D! G1 `# |7 Y6 m8 g26-722 Branch Circuits in Dwelling Units
& O% a/ v3 K( |4 E+ g: Z# H26-724 Branch Circuits in Single Dwellings: f; C1 [: R: S' Z- q
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)- `* j( H. C4 E% j& W
N 26-720 (F)
( `( D5 e# |4 a0 W0 A4 nElectric Heating and Cooking Appliances7 x0 n+ }5 r+ O `/ v8 e- g& Q
26-744 Supply connections for Appliances `- M9 G; m5 {: I5 J% w& E0 a
26-750 Installation of Storage-Tank Water Heaters# x, U( @( M& M/ h7 b, w9 _
26-752 Infrared Drying Lamps
( {0 \$ l6 r6 K+ X- |( H1 T% i( w/ V' R& K( M
Section 28 Motors and Generators4 D8 B4 b+ I" `3 Z( \# n: _
General# P8 q. b* P6 D @3 D' k2 d
28-010 Special Terminology
! v- `& Z1 R# P |( G7 WHermetic refrigerant motor compressor
. M- Z. e% X- D6 A( | GLocked rotor current rating
' T& b. b, A6 b% Y! }/ x2 y8 U1 L% ^Service Factor
5 @+ i+ G8 D* p" Z6 [9 iTable 44; Table 45; Table-D2! N) G; w/ \6 Y( o+ j" e3 M( ? ?; [' {
Wiring Methods and Conductors5 j8 S4 i7 L; D
28-102 Portable Motors& `, Z4 X; ~: o
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity: y$ e: j# K$ O3 e$ H. E
28-106 Conductors, Individual Motors/ K* K, Y) b' z6 | c
28-108 Conductors, Two or More Motors
' k6 B( R/ r% d" E28-110 Feeder Conductors
- |( a/ t' x$ w3 n: a) C4 D- U28-112 Secondary Conductors
. ^+ m4 ]* k% f/ c1 WOvercurrent Protection
- P! ?0 @% o% e) N28-200 Branch Circuit Overcurrent Protection
3 q- S, e" `& P2 e5 o28-204 Feeder Overcurrent Protection/ G( f6 Z0 {2 |" U
28-206 Grouping of Motors on a Single Branch Circuit; [2 a) B7 T, f' X; I& s+ v
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)& R" x4 s" w4 w4 k5 Z( ^
Overload and Overheating Protection! i+ \, }$ W) o6 K$ @( c
28-302 Types of Overload Protection. o2 \9 B6 S ~$ C4 l
28-304 Number and Location of Overload Devices (Appendix B) Table 25
: I8 ~/ X. y* t/ P2 Z/ `# Z28-306 Rating or Trip Selection of Overload Devices (Appendix B)
. k! N% R! V2 W/ W28-308 Overload Protection Not Required
$ j5 p6 f* h5 c' Q( uUndervoltage Protection
6 Q0 P6 r* H# e$ K" b7 Z. K; t28-400 Undervoltage Protection Required for Motors (Appendix B)
2 e2 @' Z- X4 N% i3 h" \# [Control
7 V4 @ H) |* Z4 m9 K, k28-500 Control Required
+ q+ }. ]$ n5 Z# ]28-502 Control Location. ~# L( o9 u9 {7 G% f
28-504 Starters Having Different Starting and Running Position
2 u# [) M3 m6 ?8 X, c# D* X28-506 Grounded Control Circuit
# R+ w# W/ Q: J8 R) zDisconnecting Means
1 `3 l3 {+ F8 y3 U28-600 Disconnecting Means Required
- k. S- f' G- v3 i# Z4 Y8 j; S: [28-602 Types and Ratings of disconnecting Means (Appendix B)
9 R; `% Q2 R4 v) X: Y28-604 Location of Disconnecting Means, o! c5 A6 A5 T0 r, E' R8 Z
Hermetic Refrigerant Motor-Compressors( y1 w4 T+ |$ n' D
28-706 Conductor Ampacity' q" H; D7 k/ l s; W7 L% W
28-708 Overcurrent Protection
_( M% g4 r: i9 G) z, o28-714 Disconnecting Means
8 J7 @; [% O/ P, z* X! b3 n0 WProtection and Control of Generators* T; ?( ^7 l( Q! t: n3 w, \
28-900 Disconnecting Means Required for Generators
# g! V* h, A5 i6 r' S+ R( [28-902 Protection of Constant-Voltage Generators/ P t* U/ @0 j6 L$ Z
28-904 Generator Not Driven by Electricity
a0 b; j: j4 {4 M. B e J28-906 Balancer sets
& P% _3 @& i2 Q8 u: n28-908 Three-Wire Direct-Current Generators
! ]+ |3 D7 m3 Z/ }, G" d @+ c
. [5 ^6 a5 D3 t# ]8 G" v' }Section 30 Installation of Lighting Equipment0 _; v+ Z0 j% {
30-002 Special Terminology (Appendix B)
" b2 P+ H8 g, ZGeneral" C$ N7 h5 C% p: `6 O# c
30-102 Voltage: v5 A9 V4 ^$ }4 Y4 L8 j+ p
30-104 Protection (Appendix B)
0 {, ^* ~" Y7 K0 K5 A30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment8 k8 g( }* N$ w0 I5 |) r
30-108 Polarization of Luminaires
1 O; S2 f6 `& G1 @, J30-110 Bonding of Lighting Equipment% ]) E ]! c6 H; L& }& G% g
Location of Lighting Equipment- d M' g1 `6 v: J2 h' ^
30-200 Near or Over Combustible Material
5 \9 o- x) }5 v8 i6 I30-202 In Show Windows0 m0 u$ k. @, @, C* w0 ^
30-204 In Clothes Closets
! a2 f* |, Z) k$ rInstallation of Lighting Equipment
' T! l$ U& W7 L0 \9 Y. _- N30-302 Support
* n" s5 z1 X) _/ ?# e0 l30-304 Outlet Boxes to be Covered/ l3 x3 x+ V. ~' ^
30-308 Circuit Connections! [5 X3 @5 b+ W x8 f: p2 g' p8 e
30-310 Luminaire as a Raceway
0 p+ K& i6 J+ D30-314 Minimum Height of Low Luminaires
; `/ R x1 t$ v* e l30-316 Luminaires Exposed to Flying Objects- P" U K& _# w
30-320 Luminaires in Damp or Wet Locations
) c, y: U) y7 Z" ^6 |N 30-318
3 w8 X) J- u% l2 y V5 G- zWiring of Lighting Equipment6 y6 N( ^$ M% W/ @9 B) T
30-400 Wiring of Luminaires1 P6 f, R+ j) k" j3 d6 y8 d! h
30-402 Colour Coding# X* C/ O2 Z8 A, _. k
30-404 Conductor Insulation
2 P* J5 W9 R9 f1 _$ B1 G: ~30-406 Conductors on Movable Parts
+ h ~1 c9 A; _& _. W& n9 ~30-408 Wiring of Ceiling Outlet Boxes$ m$ @ O* `* O2 X2 S
30-410 Wiring of Show Window Luminaires, h" S( \5 E" b7 r8 `
30-412 Tap Connection Conductors& q1 C. ~6 G+ Z/ Y& d5 `& l& o
Luminaires in buildings of Residential Occupancy
0 Z7 E7 y- D- x0 g; `6 |30-500 Lighting Equipment at Entrances (Appendix G)
( Z! v& o W* m" j4 v30-502 Luminaires in Dwelling Units (Appendix G)
1 n6 O! b3 Y* P r$ o) Z1 ~9 ]30-504 Stairways (Appendix G)$ f6 T2 A& y9 D- @! M, { \$ M
30-506 Basements (Appendix G)
9 I u5 @- T) Q30-508 Storage Rooms (Appendix G)
( \1 j7 p V. }3 K" _5 I30-510 Garages and Carports (Appendix G)
; t h* m+ r: dLampholders# s: n* r! R% E- q+ H" t& |# E% S5 z4 u
30-600 Lampholder rating with Incandescent Lamps0 q, d7 U. u3 x8 }; t |
N CANCEL
9 {3 h$ J- N- V30-602 Connections to Lampholders, @7 [; x* L" X) [
N 30-600
8 ?7 k% C) D' X$ I: }30-604 Switched Lampholders Used on Unidentified Circuits7 i3 W, W$ m& T' h
N 30-602: b0 k) U1 Z+ \ b: A+ E( \/ ~* @# |
30-606 Switched Lampholders with Pull-Type Mechanisms
7 P5 E* Y4 W( K3 N3 r0 {+ I' O; FN 30-604
* c- W' L( I H2 y30-610 Pendant Lampholders
% s; T/ A% a" f- w7 ~" pN 30-6083 c5 O9 ]8 ` b/ L" n' P
Electric-Discharge Lighting Systems Operating at 1000V or Less- f: o& q& r6 C: j7 ?
30-710 Control (Appendix B)
; _& e$ s. f0 ~30-712 Branch Circuit Capacity+ K+ O( i: s) u/ w1 y
Electric-Discharge Lighting Systems Operating at More Than 1000V
: P* ^! S* Q# X1 S: u1 |" W7 l3 b5 m30-802 Voltages, Dwelling Units2 r9 k+ A) }6 P W: y K s# l" g
30-804 control (Appendix B)
6 W9 H$ _4 `% t* f1 ~Recessed Luminaires (Appendix G)" d0 Q7 R, D. X$ ^% v$ X, y4 A
30-902 Spacings for Non-IC Type Luminaires7 Z: f% w6 M5 m3 X7 q( C
30-910 Wiring of Recessed Luminaires (Appendix B)
' t; m) i Q- W# zExposed Wiring for Permanent Outdoor Lighting
. Q, [! p+ K+ V' I2 c3 p7 t G& W30-1120 Branch Circuit Loading and Protection
: s; D$ }, y( l' D& hExtra-Low-Voltage Lighting Systems/ n# `" W1 W! z G+ g
30-1202 Sources of Supply0 Z( O/ C3 y4 O2 L; t* s( V
; V2 T7 U1 b- p+ b) v6 PSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
& u `! c' G8 L; J, ^) SFire Alarm Systems7 E5 | z$ C' I' W/ Y2 Y4 K
32-100 Conductors/ c: }$ ?3 }& T I( j3 R6 S o5 [8 E
32-102 Wiring Method
4 L- d* a- [2 }32-104 Equipment Bonding
! e/ N/ b& r/ N" ^5 k8 D+ y32-106 Electrical Supervision% M' H+ _3 t8 g# \) }9 ]$ y
32-108 Current Supply
2 V) X: _3 q# Q* N) r% R& w- ]32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)0 D# o3 y% X3 [ H
Fire Pumps
m# F( _4 L5 x2 `5 h+ w( b32-208 Overcurrent Protection (Appendix B)
1 i6 P0 F7 l2 W6 J3 p5 vN 32-206. d0 u( j0 a; n8 N& y! l/ A; b
32-210 Overload and Overheating Protection (Appendix B)' C* D& M- R9 W0 t" _9 g
32-212 Ground Fault Circuit Interrupter (Appendix B)
( H9 A) ^" N8 v! F, j
! P1 X8 N( C& S/ }& w1 x% h- YSection 36 High-Voltage Installations
/ f! ~1 C# P9 F) \. eGeneral
, u& C& K7 }3 g* D36-000 Scope (Appendix B): n& s& G3 b4 S/ x. Y( k$ }. E
36-006 Warning Notices
6 t. R# y0 `) k" RWiring Methods2 ~+ P3 t% H8 {& q
36-102 Radii of Bends
% D# @* q" ?9 [5 `+ C36-104 Shielding of thermoset insulated conductors
/ N5 P! y5 K# `* w" B2 \36-108 Spacing of Exposed Conductors (1) table 30, table 31
- ^ A) K) E J6 n36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
5 Q" P, D* F+ P8 V" uControl and Protective Equipment
! P4 N; L( r. |# A6 _( L36-214 Disconnecting Means
- n! s; h, e' q- a6 N Grounding and Bonding8 S9 c" o$ _: F
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
$ s# H8 U* h* }& L36-302 Station Ground Electrode (Appendix B)# M2 o( t( v( i& L9 u" S% Y
36-304 Station Ground Resistance (Appendix B)
" A6 A5 E, G# D8 ^7 Q* q9 V36-308 Connections to the Station Ground Electrode (Appendix B)* d1 ^3 ` ~5 g. g+ ]- `2 i
36-310 Gang-Operated Switch Handle Grounds. e2 u, o- ?1 _. y, Q: N* ]
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations! a/ I0 A8 Z( V& [ ]$ f
% @# ] Y9 Y1 b
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment% F2 I- w2 ]! \% ^0 U5 V$ J
38-002 Special Terminology (Appendix B)
7 H+ X; R8 G) V$ m) i38-003 Voltage Limitations (Appendix B)! s% o8 O# v$ N. c& g
38-004 Live Parts Enclosed
' z% h- ?* t7 m5 R7 P' \' ?38-005 Working Clearances( R \8 S) g! h8 v4 t& o* {
38-011 Insulation and Types of Conductors8 C( @ l2 r4 R8 \, C" p& c$ Q
38-012 Minimum Size of Conductors/ j0 z; h% m: H8 }. `
' J) A* g: ^: S4 F! R8 X' xSection 40 Electric Cranes and Hoists5 P; H: l& n4 e: d
40-008 Disconnecting Means
9 J1 z' C/ \: h$ Z7 F40-010 Main Contact Conductors
; w1 o9 \+ i+ c1 M$ n% n# Y! @/ m+ J6 D
Section 42 Electric Welders: {; g, G* t. H3 }: v
Transformer Arc Welders6 r" i! c( t8 l0 U/ f
42-006 Supply Conductors
2 V7 u4 H, h+ _* I5 v
' n/ v; f3 j- a! ]Section 44: Theatre Installations9 X4 T5 p( J' r S4 U) H. P; L- `8 U
General6 I# [' D1 A7 e0 U
44-104 Number of Conductors in Raceways5 s, q& L7 s9 x
44-106 Aisle Lights in Moving Picture Theatres
3 B P+ A8 r" O0 g7 ~: B. f! EFixed Stage Switchboards. p4 m) l' W! x8 }/ Q3 m/ H; m d, Y
44-210 Overcurrent Protection1 [+ G2 b8 T ?2 j" i
Fixed Stage Equipment
5 A# ~7 x+ q( ^1 T44-324 Receptacles in Gallery Pockets
$ x) X0 N9 ^. r6 Y$ t `& q44-326 Receptacles and Plugs& k7 Q$ `/ [+ X3 _
8 k' U) a0 T) s/ v& m8 U* _, k4 [* ^
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
9 @' Z8 ~4 [8 }9 ]General" T. t. u2 C# H; G& I2 F
46-102 Instructions
- `' c Y$ d/ w46-108 Method of Wiring (Appendices B and G)& a2 V! S: Q* J
Emergency Systems( G9 L0 o& G8 R. G9 k2 q
46-202 Supply (Appendix G)8 O) |* ^+ D# X( I9 ^) [
46-204 Control- i. u$ M, K7 Y x3 ~
46-206 Overcurrent Protection9 [% ?& M, |9 f2 Z
46-210 Remote Lamps
* i0 ?! Y6 A( r: Y2 OUnit Equipment! L( r3 O) P& i6 v
46-304 Supply Connections$ p' G" f# Q/ I- h9 C: Z
46-306 Remote Lamps (Appendix B)
6 z% }' k. w. A; a3 ?* vExit Signs
* b4 s" {! O3 Y4 v46-400 Exit Signs (Appendix B and G)9 z9 n6 Q. g$ L6 A( {
9 b! T! {. G' x- }
Section 54 Community Antenna Distribution and Radio and Television Installations
) l! ~( L( F3 @9 w% a+ p54-000 Scope8 c' j9 [# G. m: C3 j! p
54-004 Community Antenna Distribution (Appendix B)
; L' [/ {% }7 V5 Y& `2 HCommunity Antenna distribution7 x* h9 T# J( W
54-100 Conductors
: S; Z4 c6 t A54-102 Voltage and Current Limitations (Appendix B)
! z5 m' ~! e/ y- NProtection
& D0 V# @- d8 J. ^54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)3 W7 P% A0 ?3 G0 ]" e9 V R
Grounding
5 F Q* z7 F* _54-300 Grounding Conductor$ K8 b( F6 @6 R) n& K/ q
Conductors Within Buildings& z: H, a: [) F' \
54-400 Separation from Other Conductors$ ~5 K/ e( Z: g1 |
Equipment+ `, U* K: P6 k* d
54-500 Community Antenna Distribution Amplifiers and Other Power Sources0 T7 B; }- a1 J( C: D
54-502 Exposed Equipment and Terminations( m: I% n" K0 N! V
l# l! K% t- {, H* G; `* FSection 56 Optical Fiber Cables0 g/ d1 X8 |% P
General
! r1 W" P# B/ l( x8 c56-100 Special Terminology$ d, O# k/ q4 D3 v
56-102 Types, Z A8 T( X1 E5 P) x' M% S- K3 f
Installation Methods
* b9 X( N( Q/ {$ r$ v56-200 Nonconductive Optical Fiber Cables (Appendix B)/ s: A9 c& t# y: U9 j# R' @* o
56-202 Conductive Optical Fiber Cables (Appendix B)" ?0 N- h; R" s+ ?! j
56-204 Hybrid Cables
( u- d/ J% n. M; Q c56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)& q, q! p( X# k9 T
5 |/ i8 i8 P4 Z2 ySection 60 Electrical Communication Systems
, j. P* S( V& P5 b4 A) X5 LGeneral0 Z" Q' H {3 ?' J
60-100 Special Terminology
7 J1 l! m, X2 O8 ^ J( \: nProtection
x) f- N4 L' Y60-202 Primary Protector Requirements" V3 ]+ l) k8 R) {
Inside Conductors$ `! h- ], s$ s% b6 u9 V9 R
60-308 Separation from Other Conductors3 N. J# v. v \: n" C( X
Equipment. Q6 a5 E. U0 m9 b l* }. F- V
60-404 Exposed Equipment and Terminations v/ b& X; _; q& A2 A
Underground Circuits
' Q$ u# S$ h3 B& Q; q/ q60-600 Direct Buried Systems& V! G- ]3 `; [% P: X+ d- F Y
- R9 d+ V! {" x8 s0 XSection 62 Fixed Electric Space and Surface Heating Systems
# z- ]- l: g. m' I1 e7 X1 S9 [General
j: C |( F- g* @; u62-102 Special Terminology
$ S0 V3 s# T7 u6 n1 U- e62-108 Branch Circuits1 a% T/ Y; k4 ]2 s4 Q. Z, S) _
62-110 Installation of Fixtures
( t* j( J( |- c) u3 N/ H62-114 Overcurrent Protection and Grouping (Appendix B) (5)
8 K( m/ _0 f: S ^, G3 c62-116 Demand Factors for Service Conductors and Feeders (2)- T" P! v# G( O4 K- m; V" O
62-118 Temperature Control Devices
: H$ I; g% g l" X+ Y6 h62-122 Installation of Series Heating Cable Sets (4)(7)/ g4 a0 \- H6 ^- k2 {
Electric Space Heating Systems8 Y. l5 e8 a7 w/ Y/ V6 A8 e v: f
62-202 Temperature Control2 Z3 f/ F" |9 o# K6 x C
62-206 Proximity of Other Wiring (Appendix B)' x5 Y" r6 X9 V! Y, `2 I$ J
62-214 Installation of Heating Panels and Heating Panel Sets
7 Q$ A9 {& w0 B* s62-218 Series Heating Cable Sets in Cement or Plaster Ceilings1 m, _, f: G/ c0 ~ L" s
62-226 Installation of Under-Floor Covering Heating Panel Sets" h, o+ _' A+ f+ f0 `. T# f2 s
Electric Surface Heating Systems' |* m F. p; W$ b% r
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
2 P$ _: R! W5 ^$ z7 M( @
L: a* B" K7 A' V- C o( tSection 68 Pools, Tubs, and Spas
) L2 b3 _" S( U# W3 v; kGeneral# m- t* U$ F: v% r" O: J& X7 n# F; K
68-050 Special Terminology+ I {! Z7 P( Q, W
68-056 Underground Wiring - Table 612 z! h' i9 T5 D4 L
68-058 Bonding to Ground (Appendix B)
4 k3 c3 M4 F+ Z8 o9 O+ J) O68-060 Junction and Deck Boxes (Appendix B)
* \6 d1 C, d4 _$ x* \68-064 Receptacles9 x+ P* L& S$ J" K: ?2 N' X/ k
68-066 Luminaires and Lighting Equipment1 x2 E1 U6 h8 w, U- ?9 i
68-068 Ground Fault Circuit Interrupters (Appendix B) f S% l" r6 i; _6 U
, R. z. l; W1 ISection 70 — Electrical requirements for factory-built relocatable structures and , G) U: @2 N3 B' S* z; v8 D
non-relocatable structures3 m: ?0 e0 w* C4 R
70-130 Tests (see Appendix B)+ ~, Z8 \, u9 _/ m
7 f9 g2 h5 V5 ?0 ~
Section 76 Temporary Wiring (Appendix G)
{! ]& t# a2 }) R9 E; |2 h76-004 Grounding
6 t; m0 \8 D; D7 O: U# H: R+ ^76-008 Service Entrance Equipment( ~) c; A5 j6 _
N 76-006- v' h- v9 f% B1 {2 {. X0 f! X
76-014 Branch Circuits
) u, {# S5 g, }N 76-012; e* u6 F2 |2 ~3 P' \6 [
3 x W$ m* u' \8 e0 ]' J* R
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours. c& Y h$ c/ u. {' ?
Marinas and Yacht Clubs
+ I- ~) `* ]& b7 S78-052 Receptacles
# }2 n" A7 Q* y78-056 Feeders and Services
+ V% Z+ r& a B$ L4 i+ vMarine Wharves, Structures, and Fishing Harbours
, u( r" o! k3 s/ r7 n: x- e0 N78-106 Grounding and Bonding0 M6 T |) t# b3 `( G9 y
Tables4 \5 K8 P0 H( M9 \, F' @
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
0 F! z( [8 d- M) v' q$ X! R
& k2 ]5 Q' Y+ _7 ^0 H) D5 UDiagrams: 1, 2, 7
0 i0 k+ {# Q/ t( x' N b
* q7 ~( K$ R6 e( f" S7 b4 dAppendix B7 O# e% K/ y r- c- v
P352: Ground fault circuit interrupter- 6mA2 j# \* Y& e! c3 O
P354: 2-126 FT1, FT4
* N1 e: |+ Q* L! X. U8 T7 iP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
0 [7 a) {% Z1 g& {4 }P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)7 I; r3 w; N% ~ X& f
P370: 12-1012, 1118, 1214 Example:
, @+ [5 P/ N- j& l k1 j2 a/ vP371: 12-11081 o( m4 q2 b& G/ r. X) P
P381: 18-108(1)(b), 18-158(1)(b)& [% @/ `* H6 f0 v
P386: 24-206
: C9 B$ e. B+ pP389: 26-2561 R4 C( f7 s9 L* t6 W
P391-P393: Section 28, Example to determine Motor Conductors and Protection: n) q- `! m- U/ |" C+ @/ B( J4 u
6 B+ l* [9 M" E# p% m3 `1 y/ T; DAppendix D7 @' p J1 C" |+ d
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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