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Canadian Electrical Code Review Guide
b$ y0 {/ V! v( XFor the Exam of Electrician For Red Seal License
. D* A8 s& G% V! I0 T7 a$ M# @! N; W: N! K
Lesson One
* z+ Q$ c7 Q1 r6 c V7 |Section 0 DEFINITIONS
3 O# m$ u( `; J& SThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:+ B) O" I. M; [. t- O
Accessible as applied to wiring methods; t; W; Y9 X# W
Alive or live
9 z$ m" r5 e. J. m! @! ZAluminum-sheathed cable
7 o9 B* k: o! H6 j+ x% v2 ~Ampacity
+ [5 F3 A @4 ZAuthorized person
8 U# x$ ~' H: L L6 JAuxiliary gutter* w8 N* H/ s% p) Q
AWG9 e! |0 q, u+ E/ j
Bonding
8 i' ]: W$ V) G7 s+ j% G( `Cable tray
' r$ [; H& m$ d0 X& ICellular floor
; f3 a' N/ {: ~5 C7 K& fBranch circuit
. N3 q3 l7 _/ D' K8 R9 G6 [3 L0 JBus
, i! m- q' u( j7 p' d+ T. R9 c3 uBusway7 a+ y. |: {& c- s+ `9 U
Communication circuit0 C5 l2 @! u X
Extra-low-voltage power circuit9 P Q' I4 U3 t0 s+ q0 O, O2 ~ v
Low-energy power circuit. T, G+ ~4 ?+ {1 ^ H
Multi-wire branch circuit1 u- F1 l6 z- L9 x2 R
Remote control circuit
8 V4 n) a, O+ r6 tSignal circuit+ D0 m- P H2 x6 ?. x3 H
Circuit breaker
+ o, P3 F: L; P. B1 rInstantaneous-trip circuit breaker
: b3 ^- T H8 ~6 i- u- p& A% xConductor
7 p" A9 K4 D- ?4 W& wConduit
" X2 v; t+ X% @7 \$ x/ e1 `% {. Z Flexible metal conduit
! R4 Z: v+ `- z0 F6 O1 D* i Liquid-tight flexible conduit
) i: \! h5 n0 m5 x- I2 a) G Rigid conduit; F, w5 O; d0 y3 M6 ~8 t, m" I) Y
Rigid metal conduit$ Z7 L) e5 c7 w0 h, k0 D
Rigid nonmetallic conduit
3 [0 J4 A3 b9 }1 S4 r$ e3 |" M Rigid PVC conduit
& V4 Z) L% z( {! cConnector+ ^2 ?% M# C1 z% c, v% y4 a
Box connector- O0 ~6 o7 ^% W* a$ Q- F
Wire connector
% Q3 M7 K2 ~' V9 k! P% c5 vController
) g* i2 H( O4 CDisconnecting means
2 ^2 }/ ]* J0 Z- L) ?Dust-tight
7 U, `# r8 }- s7 J$ F y. SDwelling unit/ D( {$ R9 f* e! U3 U
Electrical contractor9 c' }' V. C* N; e
Electrical metallic tubing
' C: N" ~! Z& \: d% m9 e9 }Electrical nonmetallic tubing3 v2 x, m' p! W( T" t
Emergency lighting! M" w, t! b+ Z0 x; ` C
Explosion-proof5 u. {3 N0 n: Z6 p/ `
Extra-low-voltage power circuit
0 L9 ]0 j& h @+ J: M1 I- W! D# HFeeder
6 F/ ~/ Y1 K9 O5 zFlexible metal conduit
8 E7 m7 l8 [' G, A$ FGround4 M' c1 ^' u$ U# j# J# u( z+ }
Ground fault circuit interrupter! \) F* x/ u2 p5 z4 n5 w F# i5 H
Grounded
2 X( j0 G. @% r( o* O6 _; x( ^Grounding' D2 e* ]* P, R5 f- v, e- ?; ? n
Grounding conductor
# v7 f/ X) b; Q' E' Y) f& X3 RGrounding electrode& |8 U+ f m& R/ m! n# }
Guarded% e( k, \ p, ~% z; B
Hoistway& ~ S- G5 z2 q7 B# l
Identified& _( [; C1 o& j6 i+ c3 j
Lampholder
2 S: Y' F9 W. r7 U9 L& V! v7 d6 DLow-voltage protection' r4 j& D) z+ I5 p5 Q8 J
Low-voltage release; P/ S* A: }) F
Neutral
' a& X5 |+ ]* O* e, C' VNoncombustible construction! ~1 z% [( R5 y0 f2 L3 m0 F
Outlet
' F8 M" O8 v% IOutline lighting3 g% ^& A* H# y" m2 I: U' B; \
Over current device% U" k5 }$ K$ v! m: J& M+ U
Overload device
3 O- i0 z- j% D; M, B1 T9 tPanel board3 h% O5 ~# {0 ?$ v$ a4 L
Panelboard, enclosed4 ^( [- Q3 l0 r
Permanently connected equipment
; y+ Y- d/ K8 O5 N( ?Permit
. J, @' V( P6 f( R h7 sPlenum
* I. @7 a" f, }. PPortable as applied to electrical equipment, x' H/ G1 ]1 p6 C) E) [6 i- ]6 F
Portable ground fault circuit interrupter+ k( p7 I' G# v6 b" {
Power supply cord0 m |+ n1 T& T0 F6 _. t# D
Raceway# E# k( W. c: W$ `2 E5 p
Receptacle
* i, O! o' i4 `* H3 E. r4 [; g Duplex receptacle
6 k5 w8 @! H+ E% T' A* Q: B5 ~ Single receptacle0 I3 Q9 p' y; x1 w( W* z# m* k
Split receptacle |" G/ v% h6 H4 K
Service, consumer‘s8 F4 X3 r+ s% {! s* k1 J- K! H/ N
Service, supply
1 }, R! o* ^ p0 s% Y* g% QService box: T! |+ t+ S* }: U9 f5 V
Service room
# J7 b; S6 @* i6 m- N+ qSingle-dwelling
5 Q* ~$ J* R# I7 l. U# v" WSlow-burning as applied to conductor insulation
8 Z7 }2 y; P* ? B/ I3 C* ~Splitter( z) x/ x. f8 [: X& u
Starter0 @8 D7 _5 {' ~
Switch9 t+ `/ `5 p6 w6 R3 q
General-use switch+ [4 p: D+ T4 o" O
Indicating switch
# v( \+ d5 _# x4 Q Isolating switch, e( Z5 ^ X5 h# r+ J* I& I- N4 X
Motor-circuit switch
0 y9 O6 [ D g$ `System: s4 E: i7 y) m, E3 {
Communication system. {& w' H, x# ?$ p
Community antenna distribution system(CATV)0 N4 w- H" t; h2 J: U% f* ^% W2 u
Grounding system, Y+ w* L' _) ]( a s
Underfloor raceway2 A( R; p* X6 Q- u3 `
Voltage:! b3 K: M' |, {* B4 y; C7 j/ z( x3 y
Extra-low voltage, K: R4 O0 ?9 r0 c: y
High voltage
; i b( s2 ^ s7 Y6 r+ H Low voltage
& K; H5 ?& B2 ]' O7 A, P+ bVoltage of a circuit$ I% d# q0 [2 Q
Voltage-to-ground
0 {/ n3 ~- U# H9 `% V" {1 pWireway
) A; a: x. ^% }
4 `6 f6 D. m$ U2 y$ mSection 2 GENERAL RULES
; W. _2 a- V! j) O3 h) cAdministrative1 \% v& _; X8 r9 \" s5 B+ i6 i
2-018 Reconnection
: P7 R, ] ?1 P* J. y* ?2-030 Deviation or Postponement
`5 ]# `6 s) o9 mTechnical General
, V/ r( W/ X+ e% e4 U2 A) T, j2 `8 O2-106 Circuit Voltage-to-Ground – Dwelling units l- j0 {# X, e
2-114 Soldering Fluxes6 J' F+ B3 _$ w% j+ i! Y
2-116 AWG Sizes of conductors
! _% b, p4 s' Z" |2-124 Fire spread (see Appendices B and G)' K8 N$ }. d) T% p- |7 I0 K: {
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)& ?+ B% g" B+ d) ]! ]
Protection of Persons and Property& v8 j% z- q- O) _8 y
2-202 Guarding of Bare Live Parts! J# J# Y# }0 ?3 j! K- t
Maintenance and Operation- ]& k* N" [8 q! a# o- w
2-304 Disconnection
3 ]& r5 l! d4 G2 \2-306 Maintenance of Live Equipment
8 N: t N+ H. ^) o7 T& IN 2-306 Shock and flash protection (see Appendix B)! x _; i9 Z+ S) B; r2 o8 b* S/ W& ~9 Y
2-308 Working Space About Electrical Equipment: Table-56! ?& P8 J0 ]# `& ?1 c4 s
2-310 Entrance to, and Exit from, Working Space. e( r* R$ m. K5 {7 {
2-320 Drainage# Z- D$ B# _$ G% N9 D9 N% Z+ F3 i
2-322 Electrical Equipment near combustible Gas Meters and other Devices
2 v c( w5 {# U( D# g5 k8 }* _, G0 |Enclosures
$ r. _0 e, H7 F! @0 n2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
! i( o7 C( i. U" E/ K3 W$ M5 [2-404 Marking of Motors: DP, WP, TE
. t0 V+ |' u9 a2 W1 i
5 D/ o3 L7 x% P) i& b) Q% ^Section 4 Conductors
, q: E+ C z4 t. P4-000 Scope- ~& _; }* G Z( \ i$ n
4-002 Size of Conductors: 14#, 12#
; W/ T4 v( e( Z! s4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
8 k4 S- P" l8 p$ \# l: F4-006 Insulated Conductors: Table 19
" S9 i/ O8 U6 ~: A) ` C9 ^% s4-010 Uses of Flexible Cord: Table 11
. {: ]" y+ a$ T5 C5 Z g4-012 Sizes of Flexible Cord& J/ N c9 ^' w' x% K h$ Q/ P- d
4-014 Ampacity of Flexible Cords: Table 12! p0 K- S" u) W& x( t3 ~
4-018 Equipment Wire
# G& t! w" O7 ~1 Y! b4-020 Insulation of Neutral Conductors, Z- o9 E* n8 G( o8 R
4-022 Size of Neutral conductor
% F) ~) [) B: O) g" K4-024 Common Neutral Conductor
# | I/ P' }0 G' D& \4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
- b. I W! t5 V% Z# D' l' W4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
5 e7 U; Z* N! k4-032 Identification of Type MI Neutral Conductors
! m% p$ ?+ U* u* A. h! D6 ^' | z4-034 Use of Identified Conductors6 {0 h* ?' h h
4-036 Colour of Conductors: Phase A, B, C, …
# x p' @2 |- d0 E. d8 F
- Y* f# l1 l- O# P+ j6 ZSection 6 Services and Service Equipment6 B1 m- i) v" Z6 `" N/ I
General; L/ F. q/ p1 |* M
6-102 Number of Supply Services Permitted' E: @! _( Z: h4 [
6-104 Number of Consumer’s Services Permitted in or on a Building9 d |: |1 T- ^ t
6-108 Supply Service from an Electric Railway System2 J& p5 m8 X5 u2 c4 B) Z
6-110 Three-wire Consumer’s Services $ j' R/ n% H6 s% Z1 d: }, k
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors: B; O. Y2 F/ e" Q5 \
6-114 Methods of terminating conductors at consumer’s service/ F5 t! f; T" k7 t& v3 W4 z
6-116 Consumer’s Service Head Location" O# r# U' b; ?
Control and Protective Equipment+ q `* S) T# f1 a
6-200 Service Equipment
m h% E% w9 V7 x, _/ c& X6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)! c5 b' u! G6 @7 U5 l2 z j
6-208 Consumer’s Service Conductors Location U( n$ K7 c& q- @: @
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
" V+ X$ B; G7 D6 y6 c6 @ O6-212 Wiring Space in Enclosures! L/ c. r3 U ^
6-214 Marking of Service Boxes6 t6 q8 U. g/ B: O. b- [ C. a
Wiring Methods- T; ~# x# t# h- [5 [" i
6-300 Underground Consumer’s Services; ~8 d3 U" X8 @8 @# O
6-302 Overhead Consumer’s Service Conductors
. U. d8 y9 x" r4 i A3 z6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable+ S4 R3 L1 F8 g
6-306 Consumer’s Service Raceways
: ]. k" }0 w8 f6 P5 M7 O6-308 Use of Bare Neutral in Consumer’s Service: Y* j$ X" H) J6 a L
6-310 Use of Joints in Consumer’s Service Neutral Conductors
5 h5 X) g. c9 C7 Y9 ~5 q6-312 Condensation in Consumer’s Service Raceway
5 H$ V( O: x# l5 lMetering Equipment) N4 i5 d9 ~6 l |8 v' q
6-400 Metering Equipment
' f: a( v* ?5 R0 O5 F3 ~6-402 Method of Installing Meter Loops
4 i* S8 N' `0 a& x' U7 H6-404 Enclosures for Instrument Transformers' n2 W( @1 r7 Z8 Y& Q' o
6-408 Location of Meters/ C, l$ l0 ]0 V; L
_! D+ w& k8 \5 sSection 8 Circuit Loading and Demand Factors) g2 n+ h* o+ c' Y$ z3 u
General8 c4 ]) o% S' t& f, Q
8-100 Current Calculations* r8 y& \. G+ E- s. S- B1 X* L' _- P
8-102 Voltage Drop ( see Appendix D)" N* J( W7 A: a1 Q% z8 S
8-104 Maximum Circuit Loading( B+ o' S! A h% U4 K J" Z, o4 c
8-108 Number of Branch Circuit Positions
: T$ J' w7 m+ X' |8-110 Determination of Areas2 H& ~& ]) V: f$ a+ b: |
Services and Feeders
7 V; b3 @$ ^3 N' j8-200 Single Dwellings (see Appendix B)
1 [2 I/ [8 Q6 g& s8 y8-202 Apartment and Similar Buildings L2 u+ j4 C% w$ ^
8-204 Schools
/ X e0 K e/ \9 I9 P6 w8-206 Hospitals
$ o8 v; x* k; Y3 p* L: x8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
( V$ e# r$ n! W- G$ j0 [8-210 Other Types of Occupancy (Table 14)
' N! s: `% |0 H3 ~- V8-212 Special Lighting Circuits
& x) C. P' p+ x0 Z# rBranch Circuits
( J2 u" p3 b+ i( J4 }7 _: _: H0 ~8-300 Branch Circuits Supplying Electric Ranges
% _/ |' \) C9 x" y/ l8-302 Connected Loads4 S' X+ `" V" v
3 H# ^! @7 i' m9 ^1 e {8 L
Section 10 Grounding and Bonding
, t) r' \/ z3 p4 uScope and Object
- ?$ X3 ~$ }# Y: u0 L( M" U" C10-002 Object
: \$ A4 }6 V) \& I. Z {* }System and Circuit Grounding ]4 w: I& `) B' m
10-102 Two-Wire Direct-Current Systems
$ k. c( y5 i4 e+ ~4 _$ J f10-104 Three-Wire Direct-Current Systems
/ v7 R5 e6 J/ u9 `10-106 Alternating-Current Systems
2 F& f( ~7 i( H! C10-110 Electric Crane Circuits
" R/ v6 D+ a8 m- l. K10-114 Circuits of Less Than 50 V1 b/ A [* j: Q+ y2 p
10-116 Instrument Transformer Circuits
, L" R1 V/ f& d- EGrounding Connections for Systems and Circuits
/ h' _8 S' U& z8 O7 D8 [10-200 Current Over Grounding and Bonding Conductors$ ?6 I8 i# \4 Y5 E4 F0 @
10-204 Grounding Connections for Alternating-Current Systems* j5 Y% J& {& X: ^ e/ x+ r$ O
10-206 Grounding Connections for Isolated Systems- ~8 c" x* W% ]
10-210 Conductor to be Grounded
( }; c6 D$ @ F% x+ ^3 p3 @Conductor Enclosure Bonding
; M9 Z$ g( |% O/ ~10-302 Other Conductor Enclosures
: q5 z1 `' [/ |; X6 {/ T9 T! }: {N 10-304) [* h& f* ~2 b
Equipment Bonding
) C! Y0 @, L7 B" Z* d. [8 ]10-400 Fixed Equipment, General
1 j# G7 j1 [, c" H8 j10-402 Fixed Equipment, Specific (3), (4)4 y1 v( s+ Q9 c: C7 d% Z; ?
10-404 In Nonmetallic Wiring Systems
8 c' A+ }, O. G. \10-406 Non-electrical Equipment
6 S: t, C( e& q. y0 y+ s7 p1 j10-408 Portable Equipment (4)(b)
8 N" Q$ Y/ Z e# I! j10-410 Instrument Transformer Cases/ t$ Z" M0 n! b6 y
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
: |( K9 ^" p B; I* y$ ~4 n* o10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
/ @" [9 ~ F( r. I9 t' ZMethods of Grounding
: P* b1 q: k- \2 \10-500 Effective grounding (see Appendix B)
- v% Y3 U3 n& a. [10-502 Common grounding conductors
. @1 q/ w0 s( i, S: W10-504 Common grounding electrodes
3 {( |, h& P7 s+ \Bonding Methods9 ?- ]4 c& m/ T$ R/ ^
10-600 Clean Surfaces7 P+ D6 C3 S7 a/ ]& a8 W
10-604 Bonding at Service Equipment7 g( l0 L$ j/ }. J' S _2 }
10-606 Means of Assuring Continuity at Service Equipment
* R) x. x/ q! z10-610 Bonding at Other Than Service Equipment/ }2 A& L- n7 B8 E1 m' [$ ^5 p
10-612 Loosely Jointed Metal Raceways' f6 _$ {" y9 O* M
10-614 Bonding Jumpers Table 41
# v2 b: ]1 ]3 T' u) pGrounding Electrodes
# i4 h* v/ z7 M- d: K- t6 d10-700 Grounding Electrodes2 S4 ^# }( P9 l$ N
10-702 Artificial Grounding Electrodes) v' L& y' ~6 p6 U# O- ^, ~
N 10-700 & 10-702+ L8 X$ v! r( {
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)8 }# C8 A- s& x# p" x! n
N 10-702
6 R5 m$ e' G$ c8 v7 a10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
$ L9 x+ r1 [, N$ z# UN 10-702% N5 S% F# A* Y8 ]
10-710 Use of Lightning Rods (Appendices B and G)
0 i/ _5 ~ f" J( h. ?% X9 RN 10-706
- ]0 z' p1 i G0 I% V3 Q6 p) uGrounding and Bonding Conductors
1 u7 D3 W) R/ T+ I9 a( S10-800 Continuity of Grounding and Bonding Conductors2 j6 ~+ ]* D0 j M5 A7 V7 Y
10-802 Material for System Grounding Conductors# a6 D. S; F: O
10-804 Material for Bonding Conductors6 D$ _9 `5 p$ }4 _
10-806 Installation of System Grounding Conductors8 D# y; m R' _7 X! Q! {' O
10-808 Installation of Equipment Bonding Conductors! A- G1 W/ y' D/ f( M- P
10-810 Grounding Conductor Size for DC Circuits9 |2 t( x" @( ~4 q% x* y
10-812 Grounding Conductor Size for AC Systems (see Appendix B)) ^. V, B% s) K% ^; [1 |
10-814 Bonding Conductor Size (Appendix B)
5 h0 X8 x& K3 V$ |5 e c10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
9 @' G! |: k1 P0 R10-818 Bonding Conductor for Outline Lighting0 I4 F! l; K; G- B
10-820 Bonding Conductor Size for Instrument Transformers
s. C4 ?7 ^- Y/ vGrounding and Bonding Conductor Connections, s6 `$ b* J) s5 G2 |7 m
10-902 Grounding Conduct Connection to Water Pipe Electrodes
9 c$ r% a0 Q2 `5 X10-906 Bonding conductor connection to circuits and equipment3 b: x1 u* H6 n1 c3 d
10-908 Grounding Conductor Connection to Electrodes* Z1 V6 X2 J/ \+ W
Lightning Arresters9 L) @4 [" F+ h
10-1000 Lightning Arresters on Secondary Services – 750V or Less0 z u0 V. W, Z) N r' \6 V
6 S' u: ]8 e* ?
Section 12 – Wiring Methods% P( |2 p8 p6 C3 S% ]
Scope! k9 Q5 O+ D3 L% _
12-000 Scope (Appendix B)$ \: o" j- ~: m/ D+ L0 c$ V5 z
General Requirement4 u3 M/ b+ x& E3 Q0 ^2 A& |
12-010 Wiring in Ducts and Plenum Chambers. @# n2 E3 Z3 M+ O' r
12-012 Underground Installations (Appendix B)5 t1 k) r. P1 ~1 ~5 t( \) {- y
12-016 Lightning Rod Conductors8 V4 `9 D m, s; c* P; t
Conductors - General
1 v/ p; N/ [# j. @2 Z12-100 Types of Conductors (Appendix B) Table 19
% ?3 N. V8 l! l) {# M12-102 Thermoplastic-Insulated Conductors
* \4 R3 k: G* Z' _ q12-104 Flame Tested Coverings
! G7 ^( ~! f0 ~2 Y12-106 Multi- and Single- Conductor Cables' s8 Y3 E! [8 Z( H! k- B: k; `& [9 a
12-108 Conductors in Parallel (Appendix B)
2 I0 ?+ Z4 ^, w& C v j$ ^12-112 Conductor Joints and Splices
9 R. T- L! r0 ]) F9 W12-114 Ends of insulated conductors
! Q1 M: a5 h0 n) L: p! }3 s6 O+ O12-116 Termination of Conductors (Appendix B)
1 y( Q% l0 x( q5 Z8 H12-118 Termination and Splicing of Aluminum Conductors* S8 t" F5 c* G5 x7 @% ~5 \3 o3 W* |
12-120 Supporting of Conductors - Table 21. _. u, }5 I: h9 K
Open Wiring5 i# d8 r! f9 l1 Y7 _
12-204 Spacing of Conductors3 T/ m7 X; a, q' D. ]2 |# X, j. k
12-206 Conductor Supports
$ L" o, q2 G% c. X12-208 Conductors on Flat Surfaces
$ `: S8 d- \$ X; n! j6 W12-212 Protection from Mechanical Injury! i+ D1 v1 s4 g' R
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises2 q l( Q1 z+ X6 H/ i' w
12-308 Minimum Size of Overhead Conductors0 ?, v# R! R6 e' y
12-318 Use of Neutral Supported Cables5 x! P# D4 [* b$ R
Nonmetallic Sheathed Cable4 u9 g4 p+ b: O( F; p' N1 P; _. \% n
12-502 Maximum Voltage+ @3 j. K9 p: d O
12-510 Running of cable between Boxes and Fittings (Appendix G)
5 @# Z2 P2 F: S9 ~, w12-514 Protection on joists and rafters; ^0 n/ R; w; D" k, r( ?0 b: P
12-516 Protection for Cable in Concealed Installations (Appendix G)$ M K7 N( M: S3 g; Z7 b) [, v
12-522 Where Outlet Boxes Are Not Required n1 t: V# W* v- @
Armoured Cable
- |1 N; h6 H" p5 E( u/ \. V# } f12-602 Use (Appendix B)1 @6 D' {" n9 o- Y6 \+ u+ y
12-604 Protection for Armoured Cables in Lanes
p, u* [4 B" V1 `, E3 s# o8 s* l12-606 Use of Thermoplastic Covered Armoured Cable5 j) y1 A. E. b( E
12-608 Continuity of Armoured Cable' J9 w1 ~' E1 K1 U6 m) @! B
12-610 Terminating Armoured Cable( z- O' Y% S# v3 y/ E! ^5 W# K
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems5 C& u3 j- `% @
12-614 Radii of Bends in Armoured Cables
# Q, W) I9 n9 S3 Z2 C12-616 Concealed Armoured Cable Installation+ [* W* s7 g% a, e
12-618 Running of Cable between Boxes, Etc% K6 N& u! j+ k: v9 U
Mineral-Insulated and Aluminum-Sheathed Cable- L$ n0 t' v6 l. {2 Q, S6 ?: X5 g
12-702 Use7 t! E; R: v; h* U2 E! W, A
12-704 Use When Embedded
) V8 b* f% f3 C# ~12-706 Method of Supporting
. e' _/ v3 H/ M) l7 w2 v4 F# J( Y7 h12-708 Direct Earth Burial; f+ q: B. s, N' ^7 \) A I
12-710 Mechanical Protection
3 f$ K1 G" t- G* n1 ^1 S12-712 Radii of Bends# ]/ O+ R0 q1 s& i. \. ?0 z
12-714 Termination of Mineral-Insulated Cable (Appendix B)
1 ^: y; I" A+ k7 A. s5 b12-716 Connection to Other Forms of Wiring
. ^# _: f- D, K- LFlat Conductor Cable Type FCC
$ V4 p! L7 H( @* s) c, _- |( |2 F12-804 Use Permitted4 l F* r* Q/ N, D, [
12-806 Use Prohibited" b' @8 J+ E$ ?5 h- k o
12-818 Anchoring3 x% b% H' D+ s' C* }
12-820 Crossings; g* K+ n+ s6 ?9 c4 A0 _
Raceways - General" w/ W! Z% @0 K2 D
12-904 Conductors in Raceways3 s" j% l9 e4 q* z) D# \
12-906 Protection of Conductors at Ends of Raceways
$ b3 R% U8 U0 p/ T% @12-908 Inserting Conductors in Raceways
; b" S* W& ^' Q* |3 D3 b8 N12-910 Joints or Splices Within Raceways
1 j+ N+ }7 h) N+ U12-912 Stranding of Conductors7 g# X6 l& r" J$ H/ \4 C3 [
12-914 Electrical Continuity of Raceways
' C( S2 V1 M2 O( `0 b, s% h9 K Z12-922 Radii of Bends in Raceways4 z& ]( C/ K' q" t2 A, t3 w
N 12-922 Radii of Bends in Raceways Table 7
$ o7 J# h+ A; a3 B1 w12-932 Protection for Raceways in Lanes! A3 b: B& [7 r5 j/ O# e; o% g* ]
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
: ?* l) c$ l9 [( g7 v0 A6 t12-938 Capping of Unused Raceways
* @. }, }1 j5 _3 |7 a12-940 Maximum Number of Bends in Raceways/ X' n! X q6 x* D
Rigid and Flexible Metal Conduit7 k. l6 Z- ]) Y* W5 u4 s& L
12-1002 Use) ?+ y: k' P3 O
12-1004 Minimum Size of Conduits
" @1 t1 g/ V" h/ |5 \12-1006 Conduit Threads (Appendix B)
1 Z; k. `5 G3 B$ Y, [12-1008 Thread Engagement" _% t' P+ L3 O% K) v; H
12-1010 Maximum Spacing of Conduit Supports0 U! l6 Q5 S3 [4 Y$ N0 G
12-1012 Expansion and Contraction of Conduits (Appendix B)
5 p7 y3 V( j! b8 }12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 ; @2 m+ b" [& _* z B
Rigid PVC Conduit and Rigid HFT Conduit1 Z0 s3 n' { g! M/ O. S8 n) R
12-1100 Use+ v b- |4 T$ i N% O
12-1102 Restrictions on Use# ~; i! v& i4 Q" L& C/ ~/ Q0 N
12-1104 Temperature Limitations (Appendix B)% h2 g" x" H. Z6 H* O; |$ l) n8 `
12-1108 Field Bends (Appendix B), (2)% i' m9 W/ R% l$ J& d
12-1110 Support of Luminaires( T1 q4 U. I2 b4 K
12-1112 Fittings+ l2 B6 M# D+ g+ N9 i/ q* t
12-1114 Maximum Spacing of Conduit Supports% h4 |( x6 G) v
12-1116 Support of Equipment
, ]) M' d- ?6 A$ O! |7 G3 d( h12-1118 Expansion Joints (Appendix B example)0 P& O5 u( I* a# h9 {
Rigid RTRC Conduit
- [1 e3 o4 }& Y* s/ M% }12-1210 Temperature Limitations7 G$ `2 m4 f' s) N; U
12-1214 Expansion Joints (Appendix B)' m$ C+ E' r( N2 Y( a
Liquid-Tight Flexible Conduit
. X d: k1 k9 |7 Q6 A t) Q12-1302 Use of Liquid-Tight Flexible Conduit
( L, R/ T3 C0 G- i" v: x6 l8 d" I12-1304 Maximum Number of Conductors0 v4 D4 T9 c f9 N
12-1306 Provisions for Bonding
! w1 x7 u1 |0 x5 YElectrical Metallic Tubing5 ?( N& f r/ `. f
12-1402 Use
) j o4 g+ x+ N/ r12-1404 Supports6 j5 d U( \8 b" c" i( E
12-1406 Minimum Tubing Size
$ k6 C! q; B( B' _9 h" K6 B) e" s12-1408 Maximum Number of Conductors
7 _& W! W7 w8 K# Y y& S8 ?- R12-1410 Connections and Couplings' M9 g+ m$ b: S, G
12-1412 Radii of Bends in Tubing( \& [* D% @' n9 e! j
N Table 7' | u* G1 I' D/ D' y) L, g( f! T
Electrical Nonmetallic Tubing2 c/ d8 a% I+ ~: i. `" _
12-1516 Provision for Bonding Continuity
5 K( s$ o' W- W2 H4 H$ V: K; p2 \N 12-15143 V& a. ?; Y0 j" s) r- I
Surface Raceways; {* i, v5 I# A5 s, ~
12-1602 Use of Surface Raceway (Appendix B); J" m/ [3 l/ s* D" Y# P7 P% j
12-1604 Temperature Limitations
! V5 c" s, F O# y. Y12-1606 Conductors in Surface Raceways (Appendix B), [- I& y$ s1 z) {2 R
12-1608 Maximum Voltage
; u0 W0 m9 ?% Q X; @8 K12-1610 Joints and splices - R& J4 E' Z3 w8 C8 o1 a6 h
Underfloor Raceways" _7 X( X3 }4 y9 R/ G
12-1712 Discontinued Outlets in Underfloor Raceways4 t% N+ e( ~: j' X/ Y
Cellular Floors' W6 \5 \ z2 Z+ B; o
12-1804 Maximum Conductor Size in Cellular Floor2 C& P) z, p- u7 O
12-1820 Cellular floor discontinued outlets2 N! ~& |5 J$ p# k' C6 F" l
Auxiliary Gutters
5 j; g# }# F- O12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces3 Q5 N3 g: u) Z' |6 r
12-1902 Auxiliary Gutter Supports- t1 R# v) ?# a: w
12-1904 Auxiliary Gutter Cross-Sectional Area4 H; t g& V0 V' |3 ]8 O2 p
Busways and Splitters; v" V5 }& c: y. F% O
12-2004 AC Circuits in Busways and Splitters
/ o t0 _! d5 H3 A, }0 `% H12-2006 Busway and Splitter Supports: C" |5 N/ [# ?7 \3 X
12-2008 Method of Installation of Busways
. P$ G" W7 a* E' P12-2012 Reduction in Size of Busways
+ b2 y+ P# n" c# Z12-2014 Length of Busways Used as Branch Circuits
# W8 x* U& x7 Q0 }0 d& a! {12-2018 Taps in Splitters
9 M. f; K: w4 yWireways) K% f0 {" R; u
12-2104 Conductors in Wireways
a+ _/ |1 X" P3 _0 U12-2106 Taps and Splices in Wireways
; L) t6 T- K7 @6 L" u8 s Cable Trays
q, Q4 a4 [9 P) B& T5 Y12-2200 Method of Installation (Appendix B)" J' Q+ m, \) V
12-2204 Joints and Splices Within Cable Trays
9 C% b& o* ]. b2 A" u12-2208 Provisions for Bonding
1 `" |5 H8 ^6 G12-2210 Ampacities of Conductors in Cable Trays
6 h; | M+ j1 e) J) q9 aInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings
6 C4 x6 ~3 a7 H9 V. H0 M$ Y, m* f12-3000 Maximum Number of Outlets Per Circuit
! a. O/ q8 E+ ^# e) b* }/ kN 8-304
9 d' X. P a* j4 Y8 p% U12-3002 Outlet Boxes (Appendix B)
# E0 Q% [, t3 N+ a7 @N 12-3000
2 \3 ^% p1 L: y1 _7 [, A12-3004 Outlet Box Covers0 d& f7 c* @3 m( d
N 12-30020 }$ n2 W; K5 }$ J3 h9 ?
12-3010 Boxes in Concrete Construction
0 j- ^! D0 D' I* _N 12-3008, n8 G. u% l* V! r- H
12-3012 Outlet Box Supports3 O8 F+ @0 |" x5 q$ O; L
N 12-30102 B; X& i, K8 R# m! B% E& G
12-3016 Accessibility of Junction Boxes
1 E8 l. I8 ?/ m$ Q6 B. \N 12-3014
6 R! A* s2 p$ r: L12-3018 Flush Boxes, cabinets, and Fittings
- u7 v: B; Z7 ~8 c, ~4 xN 12-3016
# M' ]8 |8 O9 O$ S' }% h; p12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) 0 |6 K! N0 B {/ }# k x- q
N 12-30227 T) b V; z$ ]& E& Z
12-3036 Maximum Number of conductors in a Box - Table 23
, M$ T$ N+ T! p: U! V% ^) NN 12-3034
) o+ W- }! K7 G& X! ^; r8 V12-3038 Pull Box or Junction box Sizes
5 N% E! a) c% C" ?: Q B( [N 12-30365 ]7 l( u1 |8 y+ o' }+ ^
( a$ n1 g3 b6 r5 r2 J! v! F4 MSection 14 Protection and Control' k( J8 \5 a, ] b1 G
General Requirement
* `- q1 L/ u% z/ c0 k14-010 Protective and Control Devices Required
5 P9 b3 m% Q0 Z& ?14-016 Connection of Devices$ l, q; g- @0 D
Protective Devices – General
* X2 y$ {8 t& e1 i& y/ \8 E 14-100 Overcurrent Devices Required
- U3 n+ }! k1 ?2 J( k3 j14-102 Ground Fault Protection (Appendix B)) I, v: ^3 B- s5 ~3 e3 P
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
! @, [1 k) s5 P* [3 F; Q. c* J14-112 Overcurrent Devices in Parallel
% L! H* G3 w" @' fFuses
% t; o2 v/ M: y; s) E- n" u14-200 Time-Delay and Low-Melting Point Fuses
8 E" A0 F' Q% Q: x3 b; q14-202 Use of Plug Fuses( ^- ?5 g& ]& S2 Q: C1 p$ y; S
14-208 Rating of Fuses
2 X+ ~/ D6 V' g+ L14-212 Use of Fuses (Appendix B)
0 E% c F6 C& t3 h& o9 h; `. WCircuit Breakers
* m$ E9 Y2 K/ p# B; g5 `) I! M14-300 Circuit Breakers, General( r$ \$ S) w; F8 `- a
14-306 Tripping Elements for Circuit Breakers
3 P! P, ^! L7 z& h# U: d+ h( O14-308 Battery Control Power for Circuit Breakers
+ E: a! h( W/ v: W. m$ u/ XControl Devices - General$ F! y- P; ]2 u7 J6 `; X
14-402 Disconnecting Means Required for Fused Circuits, W5 r* } C) K. C+ r0 R* z2 a( @
Control Devices - Switches
3 W9 ^! j. V6 Z14-502 Mounting of knife Switches
6 n/ ]/ b8 C& G$ u8 A14-504 Maximum Rating of Switches5 e- {) A* ~. s D" A
14-508 Rating of General-Use AC/DC Switches (Appendix B)
! F0 ?6 K- ]# c& Q9 Q14-512 Manually Operated General-Use 347V AC Switches (Appendix B)! d5 ?+ _4 A# q5 Y
Solid State Devices
* H" J6 Z& V. _4 C, \* W14-700 Restriction of Use, O0 Q8 J f2 v. J }
14-702 Disconnecting Means Required% B1 H/ `# [& u
3 `8 }) f$ }; o$ u0 ]
Section 16 Class 1 and Class 2 Circuits
1 o h& I g- J& e4 K; \! Y9 O% CGeneral# n m% r) M- V3 W# n' A
16-004 Class 1 Extra-Low-Voltage Power Circuits
9 z0 T, _ j& c1 n$ b% l16-006 Class 2 Low-Energy Power Circuits5 f+ G$ j" b& Z
16-012 Circuits in Communication Cables( u: h7 h1 t* \
Class 1 Circuits3 k! d) y8 g9 n/ P
16-100 Limitation of Class 1 Circuits
; @. m3 Y3 X" Z6 U/ j# D; O8 s1 Q( s16-104 Overcurrent Protection of Class 1 Circuits) f; K! k+ X9 V- l4 l: u
16-106 Location of Overcurrent Devices in Class 1 Circuits% k4 @! {: t' M1 q
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
& q2 m9 ]2 I x; H0 a4 h( j2 d9 I16-110 Conductor Material and Sizes4 h( R9 g) E6 q1 X E1 f% H
16-112 Insulated Conductors for Class 1 Wiring
5 k# H. x9 z1 a4 {" @6 ^2 qClass 2 Circuits
" M$ b5 l7 \; A6 F* c/ r+ }16-200 Limitations of Class 2 Circuits (Appendix B)* R, ]2 K) F. \! E) j/ }& z- ]7 A
16-204 Marking: K9 q3 f( T3 b/ A+ e
16-206 Overcurrent Protection for Class 2 Circuits
' Q# M' x R* f, C, m& |16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
/ B" P& M. O7 C0 w- @/ W$ R( ZELC: extra-low-voltage cable6 e2 h; i5 b" l* C4 H8 I' {& |% Z9 c
16-212 Separation of Class 2 Circuit Conductors from Other Circuits% b) q! ?9 w( u, S% `
6 H- R( r6 k3 } I; ]' X- ASection 18 Hazardous Locations
- F8 V" _3 o V& I1 s0 \Scope and Introduction
$ w0 z9 U' @" o18-004 Classification
& Z' m/ J/ Y" w/ i6 S& v5 V8 ~18-006 Division of Class I Locations (Appendices B and J)
( U7 y# H- z/ B5 v18-008 Division of Class II Locations (Appendix B); E& S6 F# `2 ~5 F f4 _$ R
18-010 Division of Class III Locations (Appendix B)& _& [' M; M) l. H
General* R* t; d" m, o9 m- a. x
18-062 Metal-Covered Cable (Appendix B)
1 t. S3 k0 D4 Y& n. Y" UInstallations in Class 1, Zone 1 Location9 h' i0 k7 D4 p$ Q
18-108 Sealing, Class I, Zone I (Appendix B)
1 ` t# Z3 r7 `4 ] s6 C9 `( h# d' h' m
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
6 ~/ U; S2 t5 S ?, hGasoline Dispensing and Service Stations k, b% |0 S, v' r b9 r: v ~* b: X
20-002 General. P$ x- j1 P9 S3 i. |# K3 C
20-004 Hazardous Area (Appendix B)
' Y( {% Y3 }/ q9 Y fPropane Dispensing, Container Filling, and Storage8 v7 y) C- j% {( [+ ~/ N
20-034 Hazardous Areas - Table 63
& G b2 D' z9 X8 h: h: W' zCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities- u+ y: H( C8 T! X8 ^4 ^( g; v
20-062 Hazardous Areas4 C9 n- z- \$ S, p# Q! [( i- M
Commercial Garages – Repairs and Storage
$ w5 Y( ]7 \/ @. ?: Q& y& y0 W20-100 Scope! a0 F1 P4 R, M0 F$ I: S
20-102 Hazardous Areas (1) , ^2 K2 |3 q' T" v
! V G/ b8 d9 V7 ?% z
Section 24 Patient Care Areas7 a6 U+ l4 L9 ]
24-000 Scope (Appendix B). t* D" y" m6 ~
24-002 Special Terminology (Appendix B)
4 Z- s6 B$ R* z- i Patient care area
+ [7 w3 P8 J7 d1 J8 x$ qPatient Care Areas
, @: q! m; `' `. O# z0 f6 Q24-106 Receptacles in Basic Care Areas (Appendix B)2 g2 V$ e' S! u# \" i# Q
Isolated Systems% r, O% ?+ U4 o. H# p1 d! w- t
24-204 Single-Phase Isolated Circuits (Appendix B)
' f1 d+ W- D* x; Z T$ C24-206" F& ~+ Y5 b6 }& l
% e9 t8 |# i% I6 vSection 26 Installation of Electrical Equipment$ f% ` {$ B' }0 d2 e0 {
General
: j1 ]' e. |! n* s3 A5 h1 k% A26-004 Equipment Over Combustible Surfaces (Appendix B)
; A9 z$ ]0 M& M- x5 }26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
! J* k& O# s4 J1 T- L! w) M Isolating Switches
4 Z4 h( O& }" T( a5 f* N, V26-100 Location of Isolating Switches6 N0 d8 k. x) j* s; Y7 c- Z: e
Capacitors
) i- c7 p0 H4 g- a26-204 Guarding of Capacitors7 f3 w! r2 a) \4 [8 f5 z# ?/ y: E9 H
26-206 Grounding of Capacitors! G, `, B8 x; J c7 o; _
26-208 Conductor Size for Capacitors1 A' X) |3 H; c, H: s
26-210 Overcurrent Protection (Appendix B): S' Y/ R& d) A7 f
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
3 Q. c/ x% N# v+ L; c26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
6 C: ^" i5 ~6 v; Y( ]26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
/ R0 Q {# r# a2 |! U* l/ x. G26-218 Special Provisions for Motor Circuit Capacitors! e+ H0 v2 N. ?9 B0 s8 A; B
26-222 Drainage of Stored Charge of Capacitors
$ e! b( D4 K! C/ M8 S, ^) b7 e$ @Transformers
! t* g; B# E1 ^; @3 ?% h" g! u9 h26-240 Transformers, General2 v1 ?* O1 F* ]7 a
26-242 Outdoor Transformer Installations
! P- \6 L1 y7 t" t) v- _. ?" b26-244 Transformers, Mounted on Roofs (Appendix B)
! [- X% p* B8 j5 u9 ^) B26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
. K2 V& _- g( g. i7 S26-248 Dry-Core, Open-Ventilated Type Transformers
8 d0 h6 B' y, j0 F8 y; S26-250 Disconnecting Means for Transformers" w6 q& {$ f0 v1 C! {( o% K
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
/ s- |1 q6 @8 v; I# D5 m( V5 _26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
! B$ V# N' I! Y, k2 s0 b26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)8 D( ^4 _ c# ^, Q% u' b/ B0 A2 D
26-258 Conductor Size for Transformers
0 r, ?, h$ t$ ~" A. Q: G: I26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)5 e+ G* s: R# v
26-262 Marking of Transformers! O" f8 j) {$ ^1 }
26-264 Auto-Transformers7 \5 ]% y* V9 r
Fences
2 y @2 M4 b) l- i& j: s26-302 Clearance of Equipment - Table 33
( x: h. {. E m$ D0 b* r& C5 hPanelboards
+ w6 X, r' Z4 Z9 ?26-400 Panelboards in Dwelling Units (Appendix B)
0 l" {5 Q* [& j: i26-402 Location of Panelboards (Appendix G)0 f* x8 p: c5 j" \
Lightning Arresters# o: S7 z0 I3 y
26-508 Connection of Lightning Arresters' r: E, P8 \0 d3 T5 S
Storage Batteries$ I3 v. C% m; V! c7 _0 w
26-542 Special Terminology
. n1 _/ A5 c6 Q6 ] p26-550 Battery Installation
7 P1 X; T+ _. a8 d; D+ Y \26-552 Wiring to Batteries
* F4 N, t6 N+ Q7 r; IArc Lamps
& \4 @, v4 l. {3 v6 J8 V* m6 @26-600 Location of Arc Lamps+ d8 y# y5 E8 z7 U) e
26-602 Conductors to Arc Lamps# a8 D. p# K2 Y8 Q, d
26-608 Globes and Spark Arresters' l$ D5 O# t9 K& p6 q: f: y
Receptacles
& D, O' n5 }$ L! J7 y6 b26-700 General (Appendix B)
\; k! j# ]+ ? F- w/ C26-702 Receptacles Exposed to the Weather
' U) x7 N7 ?, O' {; oReceptacles in Residential Occupancies
: i$ L/ L' U. n/ Z26-710 General (Appendices B and G)
) O$ p0 ?6 H/ p! h1 q6 Z2 ?0 K/ W26-712 Receptacles in Dwelling Units (Appendices B and G)
$ e l, m/ n5 N; r& f. C26-714 Receptacles in Single Dwellings (Appendices B and G)* n3 d: E+ v0 g- ~
Branch Circuits in Residential Occupancies
$ B5 I8 S- J! T0 j26-720 General! u5 B3 S; Y! H: i0 [" \
26-722 Branch Circuits in Dwelling Units
/ V9 G! ]+ I% a% n2 v# {+ r26-724 Branch Circuits in Single Dwellings
& ^1 f1 k: v! u& q! [0 d. p( x26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
_% s2 L0 q+ @: eN 26-720 (F)/ [( U7 C# c3 ^5 A3 h; ]( ?
Electric Heating and Cooking Appliances
$ K+ G$ ]' i M) H26-744 Supply connections for Appliances
5 t) @6 }6 a4 f2 N* ? d26-750 Installation of Storage-Tank Water Heaters# ~' n2 w8 i% W4 O" X! k
26-752 Infrared Drying Lamps
- U3 A& j# ?% E' |: v. G( e7 V# }- k2 o3 y2 H
Section 28 Motors and Generators7 j3 c; v$ E/ d+ D( Y
General+ b& c' w5 N, X) c D3 ~* d
28-010 Special Terminology
# G% O) \$ V" p; P0 l0 j0 z' AHermetic refrigerant motor compressor3 Z# D9 @) v7 g
Locked rotor current rating
: i& c; g1 j" f, z* zService Factor/ b! Q8 e* u! p% ~* g, |' z% j
Table 44; Table 45; Table-D2
# M1 A0 M" J# E' _0 YWiring Methods and Conductors
! n' G; i4 G+ |$ {# O5 s" k28-102 Portable Motors
8 L ~6 j9 o8 l/ ^0 u28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
; L( |6 S: l" E9 _! Y28-106 Conductors, Individual Motors
: R8 D/ l8 r$ x28-108 Conductors, Two or More Motors
! X7 ]' {5 E( g# i28-110 Feeder Conductors
: q7 D. f9 Y+ F28-112 Secondary Conductors
3 G$ y- w4 {5 S0 iOvercurrent Protection
2 v7 ^7 u; `7 N+ O) I9 d! h) D p28-200 Branch Circuit Overcurrent Protection
9 t# n# H; c [$ v28-204 Feeder Overcurrent Protection
! p% D# u1 A4 g% j6 R28-206 Grouping of Motors on a Single Branch Circuit
. q" Y& X' f4 C8 C( w28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
% M3 v2 J2 H& D9 @# h4 _" Q L- c& DOverload and Overheating Protection0 h* q L' s; T) f0 }; l
28-302 Types of Overload Protection3 {2 a8 M0 u! k2 N" B& Z
28-304 Number and Location of Overload Devices (Appendix B) Table 25
, Z) C7 B( n' b. {; s3 X8 b2 E5 {28-306 Rating or Trip Selection of Overload Devices (Appendix B)- `; ?; @' x3 H) @+ H
28-308 Overload Protection Not Required3 y& [' o& k2 k
Undervoltage Protection
; o3 R' {2 u6 R! `28-400 Undervoltage Protection Required for Motors (Appendix B)
+ x3 p* B/ o9 \% eControl
- C- G) c% L/ B1 z, F& I- L28-500 Control Required
8 ]$ o& E! u$ n/ u: Y" W/ K- [28-502 Control Location
; L- `& F2 Q# O5 d28-504 Starters Having Different Starting and Running Position. w6 n2 k# [' w7 R" M/ K
28-506 Grounded Control Circuit
4 r( n5 a& g2 {0 d/ H# kDisconnecting Means8 N; n& {+ e/ \# [/ q
28-600 Disconnecting Means Required+ l# |! F$ R0 i; y7 Q c
28-602 Types and Ratings of disconnecting Means (Appendix B)
* y# R) F9 ^" L" y: L28-604 Location of Disconnecting Means! m: w( x6 T$ j0 y& y @& ]4 T8 g
Hermetic Refrigerant Motor-Compressors
* {& U0 A+ _/ ~$ x, r28-706 Conductor Ampacity; Q Q9 Y+ L5 D
28-708 Overcurrent Protection9 {9 B h6 x% Z
28-714 Disconnecting Means
$ l* F" P9 W3 h3 n8 oProtection and Control of Generators0 m/ A- o% r* R5 O! J% e& h% n
28-900 Disconnecting Means Required for Generators7 o; a) g$ B1 k; L7 f
28-902 Protection of Constant-Voltage Generators9 W; l1 Q$ j( ?! i _1 B3 n+ L
28-904 Generator Not Driven by Electricity; N, R K7 p( l# A7 r) V' o/ i
28-906 Balancer sets
6 l; ]4 ]# i! E% v28-908 Three-Wire Direct-Current Generators2 p& H# O) z' }7 E* \
* L/ C7 ^) O5 |. {
Section 30 Installation of Lighting Equipment
9 {/ g- z5 G- T' X30-002 Special Terminology (Appendix B)2 M9 a* K; }, M2 Z
General
. ]3 [; V6 [% N% i; x* b/ n3 Z30-102 Voltage
" X( t9 D' R* V% e5 M2 t# U30-104 Protection (Appendix B)8 _( @9 M# R! _
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment' v% I% ^; e" ]0 C. c' |* N
30-108 Polarization of Luminaires
. q1 t$ X% A+ E( y+ d30-110 Bonding of Lighting Equipment0 u4 C, H. j0 B1 z, m9 C% f1 Q7 M
Location of Lighting Equipment
7 g# ^* c1 N7 W2 ~/ c" q9 o30-200 Near or Over Combustible Material
' P5 H$ \$ p7 _& t0 {9 j30-202 In Show Windows3 n2 M* k( @' k$ \9 p y
30-204 In Clothes Closets
% Q7 N% S1 c" T% B) P" MInstallation of Lighting Equipment
4 p1 z% v4 N3 F" y: B6 `30-302 Support* J" U: z8 X' l1 ]2 `3 k
30-304 Outlet Boxes to be Covered
* K, e* E, e; K/ @: L30-308 Circuit Connections9 f& C- P( k2 s* W
30-310 Luminaire as a Raceway
: F: n; @- [& a+ T- w; V30-314 Minimum Height of Low Luminaires+ Q8 _, Q( q; u2 F8 m8 g2 z4 L
30-316 Luminaires Exposed to Flying Objects3 u( M0 Q. c6 d( Y
30-320 Luminaires in Damp or Wet Locations
( d. u: O/ E- u9 z4 P9 Z5 LN 30-3186 t; i5 e; X( D0 V" }
Wiring of Lighting Equipment
* l0 ~' }9 l6 H, T( ]30-400 Wiring of Luminaires
& _8 R5 g7 y0 F! m! N4 p9 r( P30-402 Colour Coding
' O- k9 ~5 o" r* L/ f) l r30-404 Conductor Insulation" I" J9 s# ?, C# {
30-406 Conductors on Movable Parts% d- a+ @2 I+ w2 r& V4 z& y
30-408 Wiring of Ceiling Outlet Boxes" m$ x* v. n x
30-410 Wiring of Show Window Luminaires6 V, l* ?5 J* O
30-412 Tap Connection Conductors$ |3 E. |& q s. q
Luminaires in buildings of Residential Occupancy O, ^1 [- w+ K9 ~, S* f+ ~
30-500 Lighting Equipment at Entrances (Appendix G)
. ]6 L% c! T/ U30-502 Luminaires in Dwelling Units (Appendix G)
* L' q0 m2 E+ H30-504 Stairways (Appendix G)
7 C! d A5 a4 h) H) P30-506 Basements (Appendix G)& Z3 y' ]9 h) E _ z( v$ F8 V
30-508 Storage Rooms (Appendix G)
/ q+ |0 `% h( |% \; B& M30-510 Garages and Carports (Appendix G)
2 i1 i7 V1 `1 a6 R4 P4 kLampholders% P! H3 y- j' o1 h3 W4 Y, o
30-600 Lampholder rating with Incandescent Lamps* ^+ ~5 y6 W" L B
N CANCEL
4 a8 H% J% K5 K0 V, ]; n( n$ {30-602 Connections to Lampholders1 w# l" J2 G, }! W' F3 B
N 30-6006 }. F) K4 t, L9 u& ~& }
30-604 Switched Lampholders Used on Unidentified Circuits
5 `3 k r0 h6 a2 ^( @+ G @# xN 30-602
- u7 v/ C1 {: Y$ q& Y1 _30-606 Switched Lampholders with Pull-Type Mechanisms( G. k' W/ p* h; Q. H1 C
N 30-604
* l/ G8 k' J9 e0 s30-610 Pendant Lampholders
! t+ S, B2 s; ^1 a6 CN 30-608
: B5 q X/ h9 D \, X* v5 p: B2 {$ vElectric-Discharge Lighting Systems Operating at 1000V or Less
) x2 @+ ~( ^ W( a$ m$ d30-710 Control (Appendix B)+ w3 c5 U& T; ^2 Y
30-712 Branch Circuit Capacity
2 K& E3 } b( c4 w% mElectric-Discharge Lighting Systems Operating at More Than 1000V
* l: i) @ c7 `% V& L3 I30-802 Voltages, Dwelling Units
n- l: l, z% d2 a* z% d30-804 control (Appendix B)4 C' r! }! {. O3 E5 p b
Recessed Luminaires (Appendix G)
5 F* m7 O; g$ L* z- A30-902 Spacings for Non-IC Type Luminaires
7 h1 |9 J7 B, C- g$ Q! E30-910 Wiring of Recessed Luminaires (Appendix B)
: ?! k6 T: L/ O' @" s/ U% a0 fExposed Wiring for Permanent Outdoor Lighting+ W) z [% c8 }
30-1120 Branch Circuit Loading and Protection
6 f/ v5 g$ ], hExtra-Low-Voltage Lighting Systems
- U& x9 I# C' d$ R) b; H30-1202 Sources of Supply4 a" [) ~1 M4 p% B3 n! M& [
* ^9 @. J* V* B- Y
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)' q& S; H4 z! e8 Z& Z
Fire Alarm Systems
& V& r7 G% c, c+ P; P( @& A" M! {32-100 Conductors- Y {' a/ C: I9 A2 ^: _
32-102 Wiring Method: K) s' x' Y6 z. W6 r
32-104 Equipment Bonding
$ D" l# ]6 D. d, e1 s& R32-106 Electrical Supervision, \ q# W5 m0 c
32-108 Current Supply- Y6 k" ~5 B, U/ ]/ l
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
2 R* A/ L7 e& k7 V3 PFire Pumps# S4 k Z" |! @: {. H, N6 S% ] K
32-208 Overcurrent Protection (Appendix B); v' Z, B1 h3 v3 `/ G
N 32-206
u0 E8 Y# s9 x8 y3 z6 m; G32-210 Overload and Overheating Protection (Appendix B); A5 r9 G( m! N" H; c7 p
32-212 Ground Fault Circuit Interrupter (Appendix B)
. Y! z# P$ Y2 Z4 r+ j+ Q# w1 B' [
Section 36 High-Voltage Installations H- O7 L/ C0 v# ^
General9 E/ E; z7 }- W- {1 k/ x
36-000 Scope (Appendix B)6 `+ v% {6 L. d* t
36-006 Warning Notices
& H, U# J0 c$ oWiring Methods3 [3 ~2 e6 w- ~* C+ ^
36-102 Radii of Bends
1 s+ X2 R" C. t# s36-104 Shielding of thermoset insulated conductors" \5 T$ H# }' r p
36-108 Spacing of Exposed Conductors (1) table 30, table 314 v0 c& w M" G5 Q9 d
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34, i7 A* Q! R1 d* B
Control and Protective Equipment
0 i# O3 t2 l- B/ s" U36-214 Disconnecting Means
4 Y1 \4 b& H! U8 |8 p Grounding and Bonding
2 i- s; Q4 i$ o( O36-300 Material and minimum size of grounding conductor and ground grid conductor and connections# b' o! ]0 s& o1 I) w
36-302 Station Ground Electrode (Appendix B)
9 p9 V- ~+ a; }36-304 Station Ground Resistance (Appendix B)
, U% j9 ~ {1 P36-308 Connections to the Station Ground Electrode (Appendix B)# m3 B2 @8 m P, y' U8 i4 X
36-310 Gang-Operated Switch Handle Grounds
! l& h' C' d4 S6 }* N36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations% B" \3 n# L! g/ W# o
+ L j5 O% Z6 T p- ~Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
/ I: s% l+ _( ^7 ~38-002 Special Terminology (Appendix B)
5 f: G. W! V% U2 Z& o38-003 Voltage Limitations (Appendix B)1 t; J( Z$ _& s& P1 M* i
38-004 Live Parts Enclosed
3 v" ?" Z: k* h2 [5 c" t3 _38-005 Working Clearances
) _5 _ s3 K) v, d38-011 Insulation and Types of Conductors9 Z6 D. y. u% C; G* V( X4 e
38-012 Minimum Size of Conductors
+ b8 g/ ^( z) p- @0 f
- n( A( ]! l4 f; Z* c& L, c: CSection 40 Electric Cranes and Hoists
5 |# ~' I; T* R% F40-008 Disconnecting Means
- `0 l; q% W/ s9 Z: \) N40-010 Main Contact Conductors* ], j3 O1 \5 k) [
9 g' @" z4 D! u) {Section 42 Electric Welders
2 u5 l. |7 P( r, H- n$ M# g7 TTransformer Arc Welders$ t8 {5 T, S, a
42-006 Supply Conductors, w4 G5 x6 Y. X X8 C8 |
$ W* F7 n: d0 n) k5 m Q! aSection 44: Theatre Installations
5 Q a% |% W: D2 @General
. @6 B& V8 e3 |6 ]44-104 Number of Conductors in Raceways o) P! e: ^- M9 U
44-106 Aisle Lights in Moving Picture Theatres% s8 {' b" Q( G" {, c) j* r
Fixed Stage Switchboards
+ A) K( _. c, [4 @44-210 Overcurrent Protection3 T& ], o1 h0 D; j3 q8 ^4 {
Fixed Stage Equipment$ N, }2 B& K! F7 t
44-324 Receptacles in Gallery Pockets8 e0 M7 [8 K* x; O
44-326 Receptacles and Plugs
! x$ n, Z" C! ?& |4 n% ?6 x6 g7 F3 x
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
) I1 d4 F. t3 r7 [' u& w- {General
* u( K4 p* w. u( h, P" |. _46-102 Instructions
0 Q$ U: |2 q: c46-108 Method of Wiring (Appendices B and G)4 `4 y& l6 ?0 ^6 A7 W
Emergency Systems) e+ I/ u# \: ^9 N3 ?0 z- s+ z5 v7 D
46-202 Supply (Appendix G)
% R, r6 y0 v: q J. q8 z* N46-204 Control
% }# V1 w$ \" W! |/ I4 c46-206 Overcurrent Protection7 ?7 W4 ` `0 k' I h( M
46-210 Remote Lamps
% m% m/ t4 d# R: S& TUnit Equipment
% D) C. H, Z& o. L" M$ {46-304 Supply Connections p0 D4 N8 W$ n; F7 I" t
46-306 Remote Lamps (Appendix B)$ m( }/ _' `. L+ p1 i
Exit Signs
! K/ B1 ?% U5 M, m' V) p46-400 Exit Signs (Appendix B and G)
( e$ L$ R& X! m) k! k6 \% t# O( B& E, `7 a# C4 n+ |
Section 54 Community Antenna Distribution and Radio and Television Installations
4 f9 y- ^* w$ M* v9 A4 y54-000 Scope8 l' _6 h; r- C6 R$ A4 a
54-004 Community Antenna Distribution (Appendix B)
% i' p9 p* Z8 |4 d" p- Q' jCommunity Antenna distribution
4 P! k- h% L- I- q w( ]54-100 Conductors
4 |) P/ @# v0 u1 B/ ?54-102 Voltage and Current Limitations (Appendix B)/ [8 ~8 o: N/ ~* O+ ~) @. v- ]
Protection
+ j8 @/ G* x* e8 a; Z5 ]54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
8 g' z2 b/ Z) \" K# `Grounding! w e2 u9 L, c6 G3 r* \
54-300 Grounding Conductor% O E) H5 Q& R$ r x; m5 ?3 y0 i9 w
Conductors Within Buildings
* V; Q/ m8 c* g9 t; n& d54-400 Separation from Other Conductors; ?" v, J3 M4 z/ k% N
Equipment
& y' }/ U3 V2 B1 s+ s8 S54-500 Community Antenna Distribution Amplifiers and Other Power Sources
( ]: \' J/ N9 Y. G3 L# V/ J8 E' g$ Z54-502 Exposed Equipment and Terminations" |/ K8 m' D. Q9 W
- K/ N2 k9 @: R9 |4 r
Section 56 Optical Fiber Cables
H7 [1 p" v# j0 t, O& c0 FGeneral
7 S6 n" f* K5 p' y. R3 t56-100 Special Terminology
, w' U0 ^4 N" t" Z* r1 q7 W" C56-102 Types. J; A, b; y* j$ Q( \
Installation Methods
% P( l; s: A! L- c$ p# H+ Y56-200 Nonconductive Optical Fiber Cables (Appendix B)
! H) b9 ]' m: o56-202 Conductive Optical Fiber Cables (Appendix B)
- b9 Z9 Q9 ], `1 P4 k2 u) K56-204 Hybrid Cables+ H/ }! k( Q4 ?0 A( l5 \0 [5 J* E& P
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B); y6 r! t3 s/ m( U: P8 J2 m( a" h% K
t ^' I/ T" B4 S) u! h JSection 60 Electrical Communication Systems
0 j# s4 w9 T/ f& e- RGeneral Q+ x5 ]$ k8 r1 q4 ^. [
60-100 Special Terminology. h% H& A) }* N& k/ H$ m, j
Protection
: @" A' _5 U L u6 v1 k4 f60-202 Primary Protector Requirements
. f1 z$ w5 p z( D5 y+ D+ e fInside Conductors+ g) c5 ~! S/ i7 G$ S/ g& S
60-308 Separation from Other Conductors
! }$ c' a2 M9 `! n" T6 BEquipment
0 u5 j2 T4 l4 \0 O. i0 D60-404 Exposed Equipment and Terminations
: l; h' }! C8 j% hUnderground Circuits$ F6 X* `; a) Q
60-600 Direct Buried Systems! ^& a1 f* m- }6 ^* L. K, f( [" B
" R0 `# R+ V6 Z
Section 62 Fixed Electric Space and Surface Heating Systems& U. l5 Z1 w @( J! F( L+ `+ P- z7 S
General
3 Y8 h1 r5 \ O6 h" ?0 E) E62-102 Special Terminology
1 Z- z1 h( L I) O" K& C" L. i8 T62-108 Branch Circuits
b3 E0 s+ n2 q% a4 @62-110 Installation of Fixtures
; g5 e+ @$ F/ X( R62-114 Overcurrent Protection and Grouping (Appendix B) (5)2 K3 }. ^; c( U) n3 I7 T$ S+ L
62-116 Demand Factors for Service Conductors and Feeders (2)" U( d# e# t* E$ e4 l" w2 p: d
62-118 Temperature Control Devices
$ Z$ g2 Q) z) }$ A! q" G1 v62-122 Installation of Series Heating Cable Sets (4)(7)
5 k# V) U. O- B8 F0 P6 z; WElectric Space Heating Systems
9 w6 q; Y* Z* z+ w% C" ~5 d62-202 Temperature Control
V- M) _/ L2 O I7 ?. W* f( T62-206 Proximity of Other Wiring (Appendix B)
$ ^ G# \9 ~2 t# L& F62-214 Installation of Heating Panels and Heating Panel Sets
# E/ m _ B1 V62-218 Series Heating Cable Sets in Cement or Plaster Ceilings& t `, o/ u9 L d; N: W% N7 r9 O, ?' F+ E
62-226 Installation of Under-Floor Covering Heating Panel Sets
/ k+ U$ t$ [) W& R7 UElectric Surface Heating Systems* f4 j3 s- I/ O/ W
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface0 o+ {- E" g' g, U
4 e2 r% J( j% q% W7 TSection 68 Pools, Tubs, and Spas# @6 T P6 Z5 H- V- l7 _# D9 V
General
/ \' L/ r8 W0 {* |1 J+ @68-050 Special Terminology
& ]/ S1 H2 c- X9 L _68-056 Underground Wiring - Table 61
% d ?6 G' T- J2 K5 ?2 g4 q' S68-058 Bonding to Ground (Appendix B)6 o. C! s& \2 u9 R
68-060 Junction and Deck Boxes (Appendix B)2 Y @/ a- x4 F2 ?) ^
68-064 Receptacles
# z/ z3 H$ p& U/ \# j4 Z0 H68-066 Luminaires and Lighting Equipment
; ]0 u- X3 ?7 @7 ^68-068 Ground Fault Circuit Interrupters (Appendix B)
$ d- w: Q3 W: _# V- x5 d1 W$ w$ k7 h- g- i2 I2 @- R
Section 70 — Electrical requirements for factory-built relocatable structures and , w& F9 p% `; s9 L% }+ H# q4 @
non-relocatable structures( l$ @! P3 R/ {* m* i8 _
70-130 Tests (see Appendix B)
, C2 j J" r$ |) I: u x
. W% l1 e; `3 ?. mSection 76 Temporary Wiring (Appendix G)
: z, {3 b+ d9 ]* ~76-004 Grounding
2 R1 ?( w+ g6 U2 g76-008 Service Entrance Equipment
1 D; g! A9 P# V& z* T) ^7 XN 76-0067 W* W% l' N- h1 a' `6 e w
76-014 Branch Circuits! O6 t/ |4 @' v4 F t
N 76-012
; U6 W4 N+ I# F7 P, X& d9 |' r5 z J. x8 z3 a, M8 v5 Q6 E
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours& H! u, S- F3 A8 \$ |. v, C
Marinas and Yacht Clubs1 I! K- v4 B2 P2 L0 `* p. I
78-052 Receptacles
( q3 y" g& t* g0 U! ~7 |6 J78-056 Feeders and Services
9 r- x+ s b2 f' Z! |/ e& v0 |Marine Wharves, Structures, and Fishing Harbours
0 y" A) X! b# j z" \! G% m5 U78-106 Grounding and Bonding
) ]# A* h: w, K: L: ?Tables- B0 c4 ]6 H; I3 X2 ~1 A
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, q, h6 Y, j& E' u
5 u* ?7 q/ k8 A% G% h9 |2 i0 f8 M; I
Diagrams: 1, 2, 7! u$ Z% ~- E3 I4 S% B/ u* G
8 M1 m4 n% e) Z6 h* eAppendix B
/ E& h/ M$ T' G4 u3 D' ?P352: Ground fault circuit interrupter- 6mA
# Q/ i7 ~) P# W7 P. t) k% o; t; z5 cP354: 2-126 FT1, FT4; ]4 ]! K/ a. H
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
! Y/ j N8 O- R9 ?( wP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)+ M: O1 O2 j4 c9 f$ |( e% b. F
P370: 12-1012, 1118, 1214 Example:
7 C: v, T% l4 a( AP371: 12-1108( x; b. l m; ~0 V! {" r* s
P381: 18-108(1)(b), 18-158(1)(b)
5 s6 y: t( [: Z" @3 F6 a, cP386: 24-206; v: \# J! ^6 n
P389: 26-256
% N N8 S5 R( h* UP391-P393: Section 28, Example to determine Motor Conductors and Protection# o1 Q" `; |& H$ d; o
! m+ w0 W( L1 Z, n. Q
Appendix D& k$ \: R! t% Y0 T
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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