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Canadian Electrical Code Review Guide- j- a. J" K. F- t
For the Exam of Electrician For Red Seal License0 [4 F- U) w+ e6 l
' k1 D! E9 D: F- I/ j. C
Lesson One/ O5 S0 A/ _9 g" z. v" r& s
Section 0 DEFINITIONS# ~+ b h) y8 J a8 b
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:) ?$ w% D- d7 b& w* K6 P# i+ w
Accessible as applied to wiring methods
# v' H$ ?+ Y& D. t0 GAlive or live
; ?! S9 c" g: P2 i) U S( gAluminum-sheathed cable* z( G, i. w6 N. F3 Y4 Q
Ampacity
8 n: s* h/ a( y4 u: m0 y' AAuthorized person
; ^4 }# n* C! N; |( |8 GAuxiliary gutter- x2 V, H8 R2 V( C- r
AWG
. Q7 g( K9 l' {! d! yBonding# D5 R: z! P% d& B
Cable tray
" ?: u+ Q7 k- E5 R& H4 mCellular floor% ^- y5 U7 k9 o! v* \. s
Branch circuit; x* |# Z! q- s7 l L, q- K4 A
Bus9 }8 B9 q" `; B
Busway! b3 C9 b2 [3 B
Communication circuit4 Q+ ~% L& e$ c4 T% s3 H
Extra-low-voltage power circuit' {6 O0 z: q$ N3 s4 Q. @% [$ ^, M
Low-energy power circuit* N8 u: ]8 S- @) [ X% o
Multi-wire branch circuit$ N. q# s7 c U4 G u
Remote control circuit
" x$ T' ?( d I/ m' A0 J5 b7 HSignal circuit
) S4 N* B: u& B+ I7 I0 DCircuit breaker0 h" M8 }1 d5 T; z% p! Q {0 m
Instantaneous-trip circuit breaker
; d @$ F& v: H- Z: A. d0 P+ d- x1 aConductor/ Y0 S4 X: N9 T: L* y9 ?
Conduit
. @/ S$ T% \) R& M6 {0 H4 G2 O Flexible metal conduit/ {9 c8 a% _6 w- \8 `
Liquid-tight flexible conduit
B5 r4 y" ^ ?0 Y8 m7 X Rigid conduit
) h& ` \ [: @) E" W3 o Rigid metal conduit
% t) f6 k5 E$ m' X1 y u Rigid nonmetallic conduit
6 Q4 T" G9 n; M2 C* }7 M3 ? Rigid PVC conduit/ {4 r! b! d+ R/ \
Connector
( t( R: a8 _& T. i Box connector
6 z: b2 [) ^* { Wire connector4 r, i, g3 Q8 R1 W) y9 c
Controller
8 n5 V5 b F5 NDisconnecting means3 j- h9 A+ j( k5 [
Dust-tight' u3 H3 V# L- @) b2 G! x
Dwelling unit: w W; [+ q, s* V
Electrical contractor& ]; W* b' A1 S9 x0 X
Electrical metallic tubing7 d! Q9 l+ N, ^/ I8 D9 {$ h h* U
Electrical nonmetallic tubing
( ]: B: _9 H- E; nEmergency lighting
2 R( u6 k1 y& T3 U: UExplosion-proof
* o! b0 G; N# n6 vExtra-low-voltage power circuit
! c9 I( p' B% D/ G7 A8 L, P ZFeeder# X' |- V. m8 O' `
Flexible metal conduit
0 ]1 n$ u7 F9 yGround0 J1 O% a1 C+ u8 Z: a3 A4 y
Ground fault circuit interrupter
[$ }! K) u8 V; Q7 l2 TGrounded& ^, Q, y9 l! e* Y+ O* h1 ?
Grounding
- \) t3 C3 V2 l0 D+ E# b& d3 ~! OGrounding conductor
* ~" K" I6 M9 m- v- ?! ]2 |Grounding electrode
* W8 e3 B- ^2 v% Z4 Y: w" hGuarded* q6 ?$ d" H! q% j2 U3 j
Hoistway
$ G# J4 Z7 d* qIdentified$ Z6 o+ n& [) r0 s2 W2 C& g, x$ m
Lampholder
k7 }6 X, A0 [9 U4 c8 j6 D3 Z# I2 ULow-voltage protection
8 {+ C: p: D9 MLow-voltage release
; x7 e& J! u5 S# o) u" l- JNeutral, p1 S2 }: p/ m5 H/ c6 h
Noncombustible construction
6 ?) K: m3 u) w* B& N1 ^& IOutlet* l1 C) q9 M0 ?- B4 R2 T
Outline lighting
+ d! L. i( I L- a- m+ POver current device
; b% o& ^4 U9 }Overload device$ I& b& m0 T+ ~$ Y* H9 t
Panel board1 P: [. P1 F. D+ [) E4 ~
Panelboard, enclosed I" M$ ]* M6 l1 D" A! h( P8 G
Permanently connected equipment
3 O, P$ t/ ]9 R. q- IPermit' Y. I- c2 l* o R9 y* c
Plenum: f- G. X' d# s) [/ h# y
Portable as applied to electrical equipment' d2 `$ I( X7 q* i( \
Portable ground fault circuit interrupter" ]: I& W2 \+ Y5 C1 G
Power supply cord
$ O' t+ C, i( ORaceway/ {1 `6 K' t. u# _/ A1 o: l
Receptacle
! X6 \: b. M- Y5 q! i Duplex receptacle: W0 O$ p- }: h6 ?4 ~1 r) v
Single receptacle
0 n3 v# n# B8 a0 I Split receptacle
* G! U7 n) f- ?0 \' xService, consumer‘s
~2 N+ }& R% T+ W& n/ t/ hService, supply% y5 w" y. d( b5 L" i
Service box9 R0 }* u' J3 g$ d& z) O N. N
Service room- B+ _( C! C$ ^6 \! x* s3 W: w
Single-dwelling
! F" f( P$ T Q& a( ~Slow-burning as applied to conductor insulation5 {/ P$ f m0 R# y' B) ]
Splitter% j9 H& S, R- ]9 m$ I' ?
Starter
. w) p+ z# [" ?( T& x; B) n' VSwitch% z! S+ V# Y0 {' f {1 {
General-use switch# W- i+ |9 E, A# f, r' L! G
Indicating switch
3 u7 J* ], T/ h6 E6 _/ m2 P f) z Isolating switch! P- b1 f! u$ l( k3 w/ y1 B
Motor-circuit switch: O( s1 x$ q& g0 h6 e. t
System
* d* v- n8 x m0 E Communication system
8 Y8 n5 _# j: V' }0 r1 K Community antenna distribution system(CATV)8 _3 C! Z; S- I4 q5 z( b# h% @
Grounding system* b* }# p, Q" n: p# v0 R
Underfloor raceway
9 A, ~7 Y4 H/ |) y$ r9 FVoltage:
+ E; D- I& |% h( k8 z Extra-low voltage0 H+ |8 r( F; N, d
High voltage1 X% h5 C R) M% B1 S: v
Low voltage
! [: L$ S" \( ^0 B i CVoltage of a circuit4 @4 |* U( R ]" R) [ S' {& h; e
Voltage-to-ground$ C& `$ k* ^1 `4 ]6 B @
Wireway
8 ^ r% q; T$ n; f H/ |* M+ Z. z! [/ r: C: d9 r/ B# v1 w
Section 2 GENERAL RULES$ R( E3 b) T* M+ W; B3 G y+ q
Administrative6 p' n) A! y( p% _8 L2 D
2-018 Reconnection
* A ?- b4 i; s3 x9 c2-030 Deviation or Postponement
# p8 H9 t4 K( x9 f' x# M1 I( F2 nTechnical General
- t# m+ R$ g2 S; o7 S& S( z2-106 Circuit Voltage-to-Ground – Dwelling units
0 b. d& d/ Y6 b6 |: O2-114 Soldering Fluxes' C( i+ v& F' l( T: Y8 u2 N8 K* V
2-116 AWG Sizes of conductors' G6 ]% F4 ?$ h1 o3 \1 V1 c
2-124 Fire spread (see Appendices B and G)/ |7 a1 i* t( J: R( I
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
2 F/ I, X7 G f& YProtection of Persons and Property: l' J$ Z, O! Y/ @4 P# I& ?
2-202 Guarding of Bare Live Parts
* }$ q% A, i- J" {6 n1 p2 L9 mMaintenance and Operation* U! g! L, D* i2 d$ m ~- A
2-304 Disconnection
: i6 b1 d6 W7 O7 H2-306 Maintenance of Live Equipment/ k2 E! f/ p ^& T- B0 E d
N 2-306 Shock and flash protection (see Appendix B)
( L6 S) F, Z3 {, H0 L2-308 Working Space About Electrical Equipment: Table-56+ Q- A1 c x h, g! x+ Y" y: Y
2-310 Entrance to, and Exit from, Working Space
. c3 t7 A: w" m! v0 D1 M7 o( ~) r2-320 Drainage
8 `5 m- o. @; }/ i. M/ b* y2-322 Electrical Equipment near combustible Gas Meters and other Devices, p/ O. {) @1 S9 K9 x! K
Enclosures7 F! i: n4 k/ d8 N1 P3 I
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
& L! @. H' R5 b1 Z9 c2-404 Marking of Motors: DP, WP, TE9 G9 O% I a! }" T& c! V- X" A
; {+ y, C3 O, I) ?- t
Section 4 Conductors5 i# G; w1 C# v- O9 H. d. m
4-000 Scope- [ ^; z% }4 z
4-002 Size of Conductors: 14#, 12#
1 J4 o: N7 I7 L4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36$ A+ M7 @6 [2 H7 k
4-006 Insulated Conductors: Table 19
1 K( g3 T: `/ z( o6 t" g4-010 Uses of Flexible Cord: Table 11
- c7 m+ x" ~0 g+ K, x' l4-012 Sizes of Flexible Cord
7 s) k2 s- o, H+ _4-014 Ampacity of Flexible Cords: Table 12
$ |* E' U) f, C) N1 b% T: G4-018 Equipment Wire
0 `: l" B0 A# b- O4-020 Insulation of Neutral Conductors
: T- J# R* j* {: Y4 @& {" q: q- _4-022 Size of Neutral conductor
' `& z \/ {; p7 _& V4-024 Common Neutral Conductor
* L% x1 T( @8 f2 F4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
/ p5 h H, b- j( O& r5 j- `4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum* |! ?) j. X0 m3 r. G6 J8 ?# ^
4-032 Identification of Type MI Neutral Conductors( n+ h/ u% ?0 t# U/ G: p
4-034 Use of Identified Conductors$ K5 J' {% M8 k- ^4 b2 Z2 c
4-036 Colour of Conductors: Phase A, B, C, …- |$ }( G/ S$ } s
8 Q+ X, e$ C1 z: j9 C( Y, [Section 6 Services and Service Equipment
. L/ N8 F/ K b4 L0 v" qGeneral4 |& t1 e& v8 r5 n+ \
6-102 Number of Supply Services Permitted
$ `6 \+ I$ M: @6-104 Number of Consumer’s Services Permitted in or on a Building
/ M) m2 B* R, K7 w6-108 Supply Service from an Electric Railway System8 a$ Z! B/ w1 x& |0 [
6-110 Three-wire Consumer’s Services
$ Q$ u8 D* D, q- a# _6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors0 z/ Q! l7 t2 C3 c4 d) s5 Z
6-114 Methods of terminating conductors at consumer’s service- ^& N$ j# A& G8 x" k
6-116 Consumer’s Service Head Location
* i* ]8 j3 ~8 iControl and Protective Equipment
0 w# j# @8 h! ~ Y. i6 Y; j5 W, C6-200 Service Equipment
z& v" i+ b3 w0 ~9 A* o6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
$ N% ~, ?* x& T* ?. a' ]6-208 Consumer’s Service Conductors Location
+ Y1 v9 K: | I% L, Z a, O- G6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches: u+ k1 W0 e) Y- Z
6-212 Wiring Space in Enclosures# E: J: X5 Q; V5 U6 n( @
6-214 Marking of Service Boxes
4 Y) T. U( l& t0 e5 JWiring Methods
' Z) S( S. `' q! P9 P0 ^6-300 Underground Consumer’s Services5 l S* H# u9 U
6-302 Overhead Consumer’s Service Conductors
1 X0 D4 e( u0 N' ^$ j. E" d6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable5 i# w. C; ~; a! w
6-306 Consumer’s Service Raceways2 W) I3 ^8 o" O" j
6-308 Use of Bare Neutral in Consumer’s Service
! e0 `& [0 |+ z5 g6-310 Use of Joints in Consumer’s Service Neutral Conductors% F5 ?& a: N" K4 m( M' Q5 [
6-312 Condensation in Consumer’s Service Raceway- }* \) V6 e2 {0 L
Metering Equipment4 @0 V" m0 y. j8 V3 g0 u7 m
6-400 Metering Equipment
% M$ I0 q" |; `5 F" I7 O. R6 s6-402 Method of Installing Meter Loops
, x/ Z1 e$ N4 F6 t6-404 Enclosures for Instrument Transformers. E, h- W) q2 D/ [5 l0 k9 i8 s
6-408 Location of Meters k8 D9 ]- K- y' o$ b
' ] ]' e! \* I4 B3 p) T; E8 e
Section 8 Circuit Loading and Demand Factors
% N& }. q0 R$ r3 JGeneral! v/ s% M. U! U1 Q/ S* P
8-100 Current Calculations
: X+ m; @( y- r) L8-102 Voltage Drop ( see Appendix D)2 O+ j$ v: B) P/ Q- ?' o2 f8 U
8-104 Maximum Circuit Loading
v7 L( M' g6 h, r+ r0 Z8-108 Number of Branch Circuit Positions d( z/ Y$ P* Q
8-110 Determination of Areas+ }( |4 P* U# Z9 M/ X" q
Services and Feeders2 V/ x1 r& y* y5 i; G6 X, }
8-200 Single Dwellings (see Appendix B)
# ]8 @8 K- ?/ k i8-202 Apartment and Similar Buildings
6 H+ d% P, s+ O M. Y8-204 Schools- ?+ N4 Y* u [, [+ C$ t) j
8-206 Hospitals
1 l! ]$ z; Z) n" n( Q( Q: z8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
, S- K& L, ^/ H; D& h$ p, {- N8-210 Other Types of Occupancy (Table 14)
. N, e/ Z$ q" J9 S8-212 Special Lighting Circuits, j3 j4 _; T" E b; z6 ?1 c
Branch Circuits
2 ^6 H; ]5 ?) u8 f8-300 Branch Circuits Supplying Electric Ranges
6 S }$ `/ z4 W8-302 Connected Loads
7 F2 x( {! C. O3 L( X g' h
% V2 \$ m5 N+ e# K+ qSection 10 Grounding and Bonding
2 u. a/ `* O, EScope and Object
' J1 w3 p. ~, x; [/ @% [& A! y10-002 Object
! l6 ` ^+ |0 {System and Circuit Grounding9 Y& A7 q+ U1 e
10-102 Two-Wire Direct-Current Systems
" \6 B R( n# P3 [* o0 T1 E10-104 Three-Wire Direct-Current Systems
& w$ }+ w2 J) |1 T. v8 O/ }10-106 Alternating-Current Systems, X1 Y! A( B9 }4 ^7 p
10-110 Electric Crane Circuits
2 Y& R3 \$ B8 W$ z1 K& l3 F10-114 Circuits of Less Than 50 V4 C0 ]; M2 P7 f! V: J5 S% U; d
10-116 Instrument Transformer Circuits
; {! { i/ u& hGrounding Connections for Systems and Circuits
: M" B7 u. D. D" F10-200 Current Over Grounding and Bonding Conductors: g6 i! L! v! S0 Z5 B. Y# c1 e
10-204 Grounding Connections for Alternating-Current Systems
( T1 @( H6 p; f Q8 W. L10-206 Grounding Connections for Isolated Systems
) t3 R- h" G6 x, @7 V10-210 Conductor to be Grounded! ^* w* o* r2 _: }" `- c1 R4 C
Conductor Enclosure Bonding
% Q; O1 |. I- `& x0 ~0 G; q6 ]10-302 Other Conductor Enclosures
& B% \( _! k$ r5 K9 nN 10-304
! [( E* u. G" [6 v: `% mEquipment Bonding# \& x' \- L( P8 ^1 Q& r% x) ]* h) W
10-400 Fixed Equipment, General
! i7 A9 Z) h8 H4 @! w4 e" H) e10-402 Fixed Equipment, Specific (3), (4)
2 {) V4 Z, k: i1 I: l+ t# z10-404 In Nonmetallic Wiring Systems
' n `$ l: i& Z" f# R, y2 [% i10-406 Non-electrical Equipment
( s! P/ i4 `4 _1 j& q10-408 Portable Equipment (4)(b)% d: `! R0 [+ @# l
10-410 Instrument Transformer Cases
0 o& u0 l b. B. `10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
% o5 c6 R7 d* E10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V0 f% Z) D6 e9 G2 J+ _' Z9 t1 \# K
Methods of Grounding2 X h* E" g( e$ S7 D/ N
10-500 Effective grounding (see Appendix B)
3 z- d+ o% a6 C g- n; `10-502 Common grounding conductors' k1 C6 ~9 ^' L/ T9 z. F4 p% Z, F
10-504 Common grounding electrodes
8 V! o# J9 H3 @$ p4 a! z' R- wBonding Methods
+ r' @) U" e. n4 ?5 A) Q7 z10-600 Clean Surfaces( i; ?- z) @8 d, X5 g& ~8 K, J8 U
10-604 Bonding at Service Equipment
: i: @; h, V) n) o10-606 Means of Assuring Continuity at Service Equipment
& A, G3 d1 f4 B/ I* ~4 f10-610 Bonding at Other Than Service Equipment
9 u# B: P4 `- u- C$ I10-612 Loosely Jointed Metal Raceways1 V; G" l( f \! B
10-614 Bonding Jumpers Table 413 K0 F1 W6 M* W1 [0 w7 g4 `
Grounding Electrodes
9 z. n8 d% z: _+ V2 B10-700 Grounding Electrodes
' \; k0 S7 x9 X! F, c8 L4 |10-702 Artificial Grounding Electrodes( U4 B/ U4 [) N8 {2 s
N 10-700 & 10-702
6 M+ W6 f7 l& G/ b3 g. O; c0 C10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
9 {7 n1 X& ^# W: A8 o% b& lN 10-702
, p% ?5 N! \+ E8 f1 K& w5 K7 a10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
+ A# {+ l4 H ~! l m4 yN 10-702
8 y& [! w9 {/ f10-710 Use of Lightning Rods (Appendices B and G)
4 T u6 W8 I; s/ _* ON 10-706! F2 U# M3 G: F% O1 C
Grounding and Bonding Conductors3 E& w0 G! N. W- E2 B! v
10-800 Continuity of Grounding and Bonding Conductors- m: J% ?- N8 ?) ]+ A; l
10-802 Material for System Grounding Conductors, Y* r1 Y% j3 \. `- J
10-804 Material for Bonding Conductors
i; n7 Q; s+ j* M% N- x$ T10-806 Installation of System Grounding Conductors
/ h7 @. S; W2 U+ P% Q9 f5 x$ M10-808 Installation of Equipment Bonding Conductors
) E9 x2 o7 A& G' A& m0 c4 y* p: N10-810 Grounding Conductor Size for DC Circuits) C, W2 w0 l+ H5 f, R* q/ [) q
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
4 w" C+ `- p1 y- p10-814 Bonding Conductor Size (Appendix B)
: A. o9 O2 `3 M0 C' [/ t+ g10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment7 g' s6 W- B2 I# x/ W( E: R0 ~
10-818 Bonding Conductor for Outline Lighting8 Z+ R8 L% H# W& w
10-820 Bonding Conductor Size for Instrument Transformers: u/ M* t% R( l& U
Grounding and Bonding Conductor Connections3 Y4 l: v% N+ e- w G
10-902 Grounding Conduct Connection to Water Pipe Electrodes- `% I3 m5 g* W6 `7 |
10-906 Bonding conductor connection to circuits and equipment1 K3 D5 K' u7 G. w" Y' |
10-908 Grounding Conductor Connection to Electrodes
0 W( L; H5 A0 W! D% |4 g8 D7 X! O! u. ULightning Arresters
9 ]' s; R$ F0 W6 j7 o10-1000 Lightning Arresters on Secondary Services – 750V or Less. C2 g* n) O8 u* R9 D% ]" X* D
* U. S# j3 C" O! T7 F/ a! _. h
Section 12 – Wiring Methods
9 ~, z' e; I! H' m8 BScope
" G' I$ E }, i L4 l12-000 Scope (Appendix B)* D) q v6 O% q! x8 X% Z2 V# u
General Requirement9 R, G- s6 [, v1 A5 O2 i
12-010 Wiring in Ducts and Plenum Chambers3 W; _' z4 e0 ]$ g6 v
12-012 Underground Installations (Appendix B)
, l6 R! D& h- o! ^% k' @12-016 Lightning Rod Conductors/ E1 z* L% R/ t
Conductors - General! a( ]/ Q% M8 T& ?9 ^( `2 B. T
12-100 Types of Conductors (Appendix B) Table 19
0 N, e3 M/ h# s( ]12-102 Thermoplastic-Insulated Conductors7 E5 {/ _' d; ^8 h
12-104 Flame Tested Coverings: S! n3 T5 D8 K! L( o
12-106 Multi- and Single- Conductor Cables
! O) y6 R0 M7 ?* j) B# Q5 Q: N7 r12-108 Conductors in Parallel (Appendix B)* ?) H9 W" X* Y
12-112 Conductor Joints and Splices
1 R. T, L$ z1 r2 L. U1 `$ \12-114 Ends of insulated conductors
3 T9 m7 [9 Y- Y. t+ E8 }8 f12-116 Termination of Conductors (Appendix B)
4 t4 l, k3 A: {4 [0 j' X) v i1 U0 \0 \12-118 Termination and Splicing of Aluminum Conductors
6 s! O* `6 M& b: }+ X12-120 Supporting of Conductors - Table 21
' C; W, h* d+ U. R. HOpen Wiring
7 s+ P7 c4 y+ p1 e7 B12-204 Spacing of Conductors+ T, i! u \5 i. V2 F" Y
12-206 Conductor Supports
% X- I" a& i' }12-208 Conductors on Flat Surfaces v/ h$ L' l. L% @6 A+ _
12-212 Protection from Mechanical Injury& J6 p4 g7 Y- V) R
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
* L9 v7 h4 t( _' f3 V12-308 Minimum Size of Overhead Conductors
! X5 V! ?( z+ g, {5 ]12-318 Use of Neutral Supported Cables
" k; p9 N n2 {# i3 J4 T" B( G& L) YNonmetallic Sheathed Cable+ j+ t# ?. W& V+ v
12-502 Maximum Voltage
; X( y' {! X. U2 ]12-510 Running of cable between Boxes and Fittings (Appendix G)( r) t/ J! ~0 L: H
12-514 Protection on joists and rafters
) B9 P& s/ c& a6 B12-516 Protection for Cable in Concealed Installations (Appendix G)3 i& z u% M8 N, u3 |* K; s
12-522 Where Outlet Boxes Are Not Required
* R2 w/ K) z0 M4 G' B( cArmoured Cable2 O! |" Y. G' b" V" @' z
12-602 Use (Appendix B)8 o _) r6 a7 C' g; a g
12-604 Protection for Armoured Cables in Lanes* q$ l" `5 b! X$ z z
12-606 Use of Thermoplastic Covered Armoured Cable
( b e' S- [% ~1 v6 q5 n12-608 Continuity of Armoured Cable
' ?- S4 M$ S* }+ m12-610 Terminating Armoured Cable9 w6 t) V9 g! s" y) f4 p
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
4 w! U; j1 l! Y' C12-614 Radii of Bends in Armoured Cables
% G8 p5 n/ n. z9 G: v7 V: B e9 s12-616 Concealed Armoured Cable Installation
2 f7 ~% A F% \12-618 Running of Cable between Boxes, Etc6 q0 G# K& x3 @6 X1 T F: W: g N
Mineral-Insulated and Aluminum-Sheathed Cable
0 T3 J4 a* X; Y; _, Q4 X, m+ \" \7 i12-702 Use
" ?/ t: d d) H W- F9 j5 p4 _12-704 Use When Embedded' ^( H3 V7 X& T" T# g6 c
12-706 Method of Supporting! ~2 K3 G' o H: Q( O Y/ e
12-708 Direct Earth Burial) l, K# w X& b+ m# O3 G1 S1 L
12-710 Mechanical Protection' F# Q4 V- W. N# a! s
12-712 Radii of Bends
: U& b( c! d F; F! ]12-714 Termination of Mineral-Insulated Cable (Appendix B)$ u$ b% H! [6 N. x$ n
12-716 Connection to Other Forms of Wiring
+ |; w+ l# \( [. A# HFlat Conductor Cable Type FCC. z4 G+ z! c& f. w0 `
12-804 Use Permitted3 q6 \( Y: b& y& B7 T1 A
12-806 Use Prohibited
/ V8 t( L c7 d r12-818 Anchoring5 P1 s" D4 a, { b
12-820 Crossings
7 R V# F0 t5 p# ^: DRaceways - General
& Z- `; P2 i2 [12-904 Conductors in Raceways* @* R2 I5 ]5 P% D0 Z) i
12-906 Protection of Conductors at Ends of Raceways
! ?$ i& |8 e/ s) t* o1 p* H& c5 `12-908 Inserting Conductors in Raceways" v; ?) X! i0 ]! U# A H6 Q
12-910 Joints or Splices Within Raceways
& U- U: K8 Q7 z) g8 ^12-912 Stranding of Conductors6 U$ j; m( U7 f* o$ d
12-914 Electrical Continuity of Raceways
8 g, u9 z3 B y* y' T" s12-922 Radii of Bends in Raceways
5 ]" y' S+ |( k+ eN 12-922 Radii of Bends in Raceways Table 7
! E7 }& w2 s2 E' i12-932 Protection for Raceways in Lanes
6 O8 c% Z1 ]; x4 p. ^3 r12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)' Y2 c/ M# \% [4 l! B1 L) Q
12-938 Capping of Unused Raceways0 t. n! t& h1 \9 @4 p% d( x" H
12-940 Maximum Number of Bends in Raceways( ~) z3 q% f7 m
Rigid and Flexible Metal Conduit; d* N; L0 ]/ b1 [2 F1 b9 Y
12-1002 Use
7 e; w* Z- Z, t0 y3 W e12-1004 Minimum Size of Conduits9 [: q; L& t, G
12-1006 Conduit Threads (Appendix B)
& D$ \0 k; h0 G7 m1 ]+ f6 \5 K12-1008 Thread Engagement
* l# h. h7 D( t/ }/ h" x12-1010 Maximum Spacing of Conduit Supports
* N R1 W) }( d12-1012 Expansion and Contraction of Conduits (Appendix B)6 Q5 @; _6 T+ e4 |5 ?
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
, x" l6 v/ a0 NRigid PVC Conduit and Rigid HFT Conduit
6 ^* s' Z6 |3 T$ N8 B- H12-1100 Use: d) }1 S c4 G; ~) j7 J
12-1102 Restrictions on Use
+ ?" S U8 \4 @1 {5 T+ D! B12-1104 Temperature Limitations (Appendix B). |% ?! l6 l/ F0 l! M6 |: n
12-1108 Field Bends (Appendix B), (2)
' s# X0 M/ B' Y/ R12-1110 Support of Luminaires
/ @' ]& a9 [3 v3 ]5 J: J12-1112 Fittings
9 b, s0 e: W f7 f6 Q; G7 e12-1114 Maximum Spacing of Conduit Supports9 b# u2 V+ r$ @9 Z* u5 Z
12-1116 Support of Equipment+ m& ^* `0 J' E
12-1118 Expansion Joints (Appendix B example)6 b) ]" |5 z5 x) A, Z# _% z8 N y
Rigid RTRC Conduit
: D: L2 [( d7 N9 K I+ U: r3 A12-1210 Temperature Limitations, G1 |/ H7 {; ~4 G; ~% `& P
12-1214 Expansion Joints (Appendix B)
" j( ` m4 J' l2 y4 e9 x& kLiquid-Tight Flexible Conduit) x+ U# H2 r, E, V
12-1302 Use of Liquid-Tight Flexible Conduit# f: V( T9 c$ v/ X8 e
12-1304 Maximum Number of Conductors: h$ ~" }9 _- h# E" _+ i
12-1306 Provisions for Bonding, b1 K9 f5 s- c' t
Electrical Metallic Tubing
1 h9 x2 k( T$ | t& x12-1402 Use% N6 S* s+ ^2 E
12-1404 Supports
* g7 ` x1 D; U+ E* N# E& k* c. z+ H12-1406 Minimum Tubing Size
. D" L4 y$ J7 u12-1408 Maximum Number of Conductors
3 b" `8 v t. O) p; c- R12-1410 Connections and Couplings; F- i8 v1 U: a1 K- O: y) E
12-1412 Radii of Bends in Tubing
) I$ _+ _2 v5 Y$ b( F5 k7 H" RN Table 72 z. c7 {# H* c+ n
Electrical Nonmetallic Tubing* h- c4 ]/ N( K
12-1516 Provision for Bonding Continuity1 e$ n' J' O* S+ O- A- q4 D
N 12-1514
. |. O: [1 J* g( j5 {( {. ISurface Raceways
3 e8 X- B& M* ?* I! l12-1602 Use of Surface Raceway (Appendix B)6 |1 i9 S% X* T2 s. [
12-1604 Temperature Limitations0 c k6 `) _% H1 L
12-1606 Conductors in Surface Raceways (Appendix B)! i4 L& g1 B, S: M4 D$ M* k) C: ]
12-1608 Maximum Voltage( X! x9 H; Y6 @
12-1610 Joints and splices 9 @- [ z* C& _! o& H6 H0 W( }' V4 k
Underfloor Raceways5 Q8 b5 C" e# A/ _
12-1712 Discontinued Outlets in Underfloor Raceways' W+ s% d" l3 y6 d/ z* t9 ~# `
Cellular Floors
/ b D' J7 G! a8 Q12-1804 Maximum Conductor Size in Cellular Floor
4 E3 @1 k) \3 X* a12-1820 Cellular floor discontinued outlets* u2 R" d7 M$ p+ T0 a8 F; B9 y
Auxiliary Gutters
+ o N; B* S& J8 @$ l; W7 R$ A12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
2 Y; D i. r5 e/ a12-1902 Auxiliary Gutter Supports1 K0 z1 x: g! R7 ^4 l1 m- J( M
12-1904 Auxiliary Gutter Cross-Sectional Area
3 h' A! s" _) I4 R# r$ F4 j' hBusways and Splitters
( P. | m- t$ o# \12-2004 AC Circuits in Busways and Splitters
( w8 B5 I" @; J12-2006 Busway and Splitter Supports) N* n6 P$ v- a" |9 e: j* g
12-2008 Method of Installation of Busways- h: Z" z$ o2 b2 b
12-2012 Reduction in Size of Busways8 x* w$ E! K0 D/ B
12-2014 Length of Busways Used as Branch Circuits
, I. p2 m% H' e `% L0 j/ {+ K* l12-2018 Taps in Splitters9 ~( |( }) X8 Q; R5 ~2 z4 ], `, B( y
Wireways) D) o9 J4 d7 r/ {1 m& \! L( ]
12-2104 Conductors in Wireways
/ V- E( P+ _5 N12-2106 Taps and Splices in Wireways
1 x% j1 h; ^2 V, f' U Cable Trays4 }! e8 [$ c+ J/ u6 l, r
12-2200 Method of Installation (Appendix B)4 ?+ \0 ~6 k F, e# z& I# G- r$ `
12-2204 Joints and Splices Within Cable Trays) U8 O4 O6 v. O! L3 P5 G2 S8 z
12-2208 Provisions for Bonding
5 R2 L8 W/ c/ E3 y% h2 M' E12-2210 Ampacities of Conductors in Cable Trays" B2 ~1 K8 P `3 i
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings: Q* J0 S& |7 k) v4 S
12-3000 Maximum Number of Outlets Per Circuit
4 r ^, d% l1 e% mN 8-304
% w: a, H2 B5 Q8 U12-3002 Outlet Boxes (Appendix B)
2 V/ L9 V) O0 ~% q8 I; hN 12-3000# r d% S/ R8 A# E
12-3004 Outlet Box Covers
3 c% L k9 y2 ~: SN 12-3002
$ U s' Q- g8 a3 z12-3010 Boxes in Concrete Construction- {4 Y+ k6 t" ^- }5 _5 u2 |
N 12-3008
8 c( [$ \ W% R" P# L% `) p3 f12-3012 Outlet Box Supports9 y7 _7 i* J' o* T3 N9 I
N 12-3010
7 j9 }; ?# `5 h4 L2 G$ o: F w12-3016 Accessibility of Junction Boxes3 G% D" L) T$ D9 C
N 12-3014
. m! K" [4 n" V5 z7 }12-3018 Flush Boxes, cabinets, and Fittings) Z4 C6 k3 F2 y3 c3 l; b* \! f
N 12-3016
& V8 G% k# A9 E+ g12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
! e9 s2 N) h$ H4 {- h8 f! q0 NN 12-3022
1 @1 @ X- u& V12-3036 Maximum Number of conductors in a Box - Table 23( W/ |- }4 n% W
N 12-30345 C) _8 N t" ]
12-3038 Pull Box or Junction box Sizes% ]& E( G( H" ?) d/ I
N 12-3036
, w( I% m0 L! o- e( m' D! l, Y* [ T
Section 14 Protection and Control
1 a' J% P5 b* e8 p0 q! AGeneral Requirement
: \& j7 C3 u8 I14-010 Protective and Control Devices Required+ P) V* U" x, @
14-016 Connection of Devices
9 U* W+ Y$ y) |( ]0 E Protective Devices – General2 t" l/ o! p% G3 V$ K3 l F& b
14-100 Overcurrent Devices Required
4 l/ B) m2 ]; a14-102 Ground Fault Protection (Appendix B)8 X2 W6 n1 m4 z: i$ Z: x
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
. X1 L8 a8 [# b/ W0 W8 p1 I+ b14-112 Overcurrent Devices in Parallel
. K! f1 k2 T8 K, M9 E, FFuses
- b# _# C9 k3 j/ P# u) l+ R) C( e14-200 Time-Delay and Low-Melting Point Fuses7 e* _8 V6 x) V( D0 P# `& |; E
14-202 Use of Plug Fuses
9 F8 t$ [8 R' L! H. @14-208 Rating of Fuses5 `0 j8 V* M" w7 t+ w" [
14-212 Use of Fuses (Appendix B)+ M" s. x! ^8 H3 b( U- H" I! I1 ]
Circuit Breakers
" x: `. A, Y4 @$ A1 a14-300 Circuit Breakers, General& @5 F$ g- }7 d5 t6 u9 s7 Y( |
14-306 Tripping Elements for Circuit Breakers. @. O& B8 X6 S" b' ]
14-308 Battery Control Power for Circuit Breakers
, C* Q8 P# P; wControl Devices - General, U2 R. l; X" I" n$ T) [+ Z% m
14-402 Disconnecting Means Required for Fused Circuits( P! C) u! e1 W7 L
Control Devices - Switches
' b4 ~+ _ N' l/ F14-502 Mounting of knife Switches
: X) D9 }# v3 |- S2 X9 |0 f14-504 Maximum Rating of Switches, w2 M- B: W: x. V s& N3 r
14-508 Rating of General-Use AC/DC Switches (Appendix B)
# i0 C; d* v# Q0 g" o14-512 Manually Operated General-Use 347V AC Switches (Appendix B)( N* u# `4 [& w' I3 U0 \
Solid State Devices: s z4 @. ~5 c6 L( D8 N
14-700 Restriction of Use7 Q- g' }4 Y7 F. E. j/ @
14-702 Disconnecting Means Required4 G/ B; E! k, Q# q
( k/ Q$ k# d* `6 m& ~4 _9 b* D0 bSection 16 Class 1 and Class 2 Circuits
* N) S5 E% k$ p. r- IGeneral6 ]2 O/ g. I. k8 W3 g
16-004 Class 1 Extra-Low-Voltage Power Circuits; J! i8 J- z8 ~. K2 l7 ?& g& F; ?
16-006 Class 2 Low-Energy Power Circuits
' I: R# w4 h7 z" D/ H16-012 Circuits in Communication Cables
7 T, j5 n8 {) l: W8 qClass 1 Circuits
& y- L3 q8 k( V! ~9 E16-100 Limitation of Class 1 Circuits& j/ C8 `# Y4 r O
16-104 Overcurrent Protection of Class 1 Circuits) j- I2 E: t! d/ ]
16-106 Location of Overcurrent Devices in Class 1 Circuits
; S1 ~! _- O4 z( p' m) y5 V16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers+ H9 w) q6 T5 d( y& R4 m0 D
16-110 Conductor Material and Sizes
+ T2 {- R& S* e9 H16-112 Insulated Conductors for Class 1 Wiring& f0 J" l6 ]7 G- S
Class 2 Circuits
# N# t2 q7 h) j& o16-200 Limitations of Class 2 Circuits (Appendix B)( l* H+ \+ ]" {$ S/ g) P! |
16-204 Marking
6 W2 q8 V5 W9 k! a& T6 W16-206 Overcurrent Protection for Class 2 Circuits8 P# `- q1 i. h5 ~
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)& V' | b& ]" ]# {! k7 k
ELC: extra-low-voltage cable
+ D/ o0 F* b/ R9 d* t W4 L) x b16-212 Separation of Class 2 Circuit Conductors from Other Circuits
$ ?4 q1 q+ T6 | U+ L! x5 z0 j/ q, R) r6 | B0 M& L
Section 18 Hazardous Locations3 m5 U9 y$ O- f, f" b, Q# ]; u/ W
Scope and Introduction2 M, R/ q; V. v# A( p. g
18-004 Classification
( A; j0 m5 d9 Y; T. V18-006 Division of Class I Locations (Appendices B and J)
) D8 p( J+ [ B2 u18-008 Division of Class II Locations (Appendix B)$ U# X) [7 C4 |; {. a
18-010 Division of Class III Locations (Appendix B); T+ N& L4 L ]
General
- ^0 o7 k( E* Q' [18-062 Metal-Covered Cable (Appendix B)9 n6 Z: R1 o0 \% x0 c6 E
Installations in Class 1, Zone 1 Location+ {" |" A: k( B) W
18-108 Sealing, Class I, Zone I (Appendix B)
! U- Y* Q. @6 U# j: G2 l
$ ^& _6 h& s' `( F# K) U; lSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
% d" f. L" h9 V) L# I! s1 N$ ZGasoline Dispensing and Service Stations! o6 `& D' S( A& V1 h( F z
20-002 General0 a7 t1 b/ v4 |! h0 G% n
20-004 Hazardous Area (Appendix B)
* F! q/ Q$ d6 s2 ZPropane Dispensing, Container Filling, and Storage7 g1 I3 O: k% z6 v
20-034 Hazardous Areas - Table 636 Q: s4 b5 r S5 b# N
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
2 _- c, _. |8 Y20-062 Hazardous Areas! w' T% U& R8 x
Commercial Garages – Repairs and Storage
, E E% k: u& S0 G# s20-100 Scope- Z- f; l$ P/ m% \5 t
20-102 Hazardous Areas (1)
8 O! C$ }9 q `4 D' ?/ q% n. E0 q# c; g/ ?& t
Section 24 Patient Care Areas
5 h+ @9 C3 Y. l& }9 g' k3 [. ]24-000 Scope (Appendix B)7 g9 K" F: z5 h2 O3 ^$ l
24-002 Special Terminology (Appendix B)
! M5 O( p( v$ J Patient care area$ Z" K) C- L- g* v% B* Z P
Patient Care Areas
. S' v& i- u; w, ~( c0 W24-106 Receptacles in Basic Care Areas (Appendix B)1 z! r7 g$ T9 A' R* P6 B* ]( y
Isolated Systems! B# N4 z0 k/ F( ?- a
24-204 Single-Phase Isolated Circuits (Appendix B)
0 W. u% q- C7 A Y3 v9 {) a24-206 p% M. w6 S9 i. g8 q0 ^
8 x$ ]4 Z; C5 A0 P. G
Section 26 Installation of Electrical Equipment5 n& I+ _5 i3 ~7 E. a# j
General
; e+ }5 y& s. Y$ {4 B( M9 w26-004 Equipment Over Combustible Surfaces (Appendix B)4 _3 n, B7 z! X5 K
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)" A; g' [/ d& u) W' T" N7 |4 S
Isolating Switches
' T8 C: F5 A6 q! i' N6 v26-100 Location of Isolating Switches
( I" }" c9 h+ UCapacitors
& S f$ d- A; q; x. x$ r7 o8 F26-204 Guarding of Capacitors
8 O, Z+ X& f. `" M. C `26-206 Grounding of Capacitors' {6 n; l7 ^* ~' V2 U7 G
26-208 Conductor Size for Capacitors( J; E; S0 t6 X! z+ T0 r
26-210 Overcurrent Protection (Appendix B)* M2 e' k% S" N- d- P
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
1 x6 v L9 `4 F- J26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits# [, ^) Y/ s+ v O: p
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits, Y5 }3 u9 v- F+ r2 v* b7 }
26-218 Special Provisions for Motor Circuit Capacitors
2 F4 L& I2 R% E. J1 w26-222 Drainage of Stored Charge of Capacitors( G' c. P3 a5 p
Transformers+ d2 f2 n! I4 W% l- D3 Z
26-240 Transformers, General; A- P* n# K8 F2 t3 z3 P
26-242 Outdoor Transformer Installations. [4 t$ n4 w$ z/ m
26-244 Transformers, Mounted on Roofs (Appendix B)
' l. r1 M1 `0 X! m4 e26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
6 t4 t" | b4 W! p+ t26-248 Dry-Core, Open-Ventilated Type Transformers5 D+ L2 a f z* ?( x
26-250 Disconnecting Means for Transformers
! g" P7 o4 ^8 j, d0 r" I7 c$ d26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V8 |5 p5 I1 F& Q1 R2 l% X8 P5 v9 x
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
( y% [* _5 t2 f# ]' Y" b; G26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)( T2 g( g* M; i3 N& }
26-258 Conductor Size for Transformers' Q( W' v, k9 h, e% U, [* ?" B
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
7 n1 {! R+ o' x# S: w0 m2 @* d' n) u26-262 Marking of Transformers$ o! w# _! z* m" ^5 e% [
26-264 Auto-Transformers
6 O! r% _, S( r- KFences. J/ }' M6 q' P
26-302 Clearance of Equipment - Table 33+ s: n/ W; D4 Q. n- q3 r3 C
Panelboards
, p6 t% E) R1 v% z6 y26-400 Panelboards in Dwelling Units (Appendix B)
. F& [5 [. G! n% V7 I- V- ?' s0 y26-402 Location of Panelboards (Appendix G)
: n# k* O2 s6 ]" k: m J3 ULightning Arresters7 w- r3 D' d$ \$ Q+ P- J
26-508 Connection of Lightning Arresters
/ C: N" [2 K9 J# a! N" FStorage Batteries" [9 e: y% {+ \5 W; j: R
26-542 Special Terminology- f3 I( n1 d, z) z v. {: Y( k* ]
26-550 Battery Installation4 G& \ O6 V! _- W" Y
26-552 Wiring to Batteries. Z) C5 v! B9 z: `) x3 R" \
Arc Lamps @0 [8 l8 U7 L& o
26-600 Location of Arc Lamps
0 T; e5 M1 s1 O( N26-602 Conductors to Arc Lamps( L9 V8 o+ c7 B' `! P6 Q: ~
26-608 Globes and Spark Arresters8 m3 L( D" J( h2 q
Receptacles) ^* {2 v {1 ?+ ~( d, m
26-700 General (Appendix B)( T7 A2 G- R+ O' B# F# U/ `6 J7 p9 z
26-702 Receptacles Exposed to the Weather
2 C) b2 A" ~( {9 T4 \8 Z6 JReceptacles in Residential Occupancies) L) @+ Y, W2 H( D. I
26-710 General (Appendices B and G)
8 I: h9 |; f6 l$ u. z2 D) V5 V26-712 Receptacles in Dwelling Units (Appendices B and G), V6 X/ o- j2 l- o: P
26-714 Receptacles in Single Dwellings (Appendices B and G)
7 D4 r" F% R. {( tBranch Circuits in Residential Occupancies; i& P3 |2 H! Y' g8 e" L4 B
26-720 General
3 e5 l& v# H7 X# E, v' g, {26-722 Branch Circuits in Dwelling Units, V# H& Z+ N) o% a; E& l" V
26-724 Branch Circuits in Single Dwellings
. u! W, B$ L7 t+ [3 c @, G$ |& K26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)( s! L* Y; {& O- h4 Y+ l5 z
N 26-720 (F)+ N2 ?' Y' L7 S- C& Q& m. e8 U; o
Electric Heating and Cooking Appliances, W0 }& |: H ^, @ \. l
26-744 Supply connections for Appliances- d2 Z& [6 Z( x, k7 F
26-750 Installation of Storage-Tank Water Heaters" x8 [. m9 I: U% G" ^) r$ i* r
26-752 Infrared Drying Lamps
5 i: @% \3 ^2 o0 V/ h$ h; j+ k5 { e( {4 [
Section 28 Motors and Generators
9 m+ v: J# {! |7 C5 ^( g# |General/ k" n% s6 O# W6 N4 h, C
28-010 Special Terminology1 n0 L1 p7 h1 y6 i6 b
Hermetic refrigerant motor compressor
" Z9 }0 X/ g" `0 C! `) xLocked rotor current rating
1 g8 s. p2 u! h* g0 ]Service Factor
" r* M+ ]/ i7 {/ j, ~. o, PTable 44; Table 45; Table-D22 q% X) A' _% G# P+ L. l9 K* L
Wiring Methods and Conductors
f/ i( J7 |1 s0 F( k. S28-102 Portable Motors, B+ v4 I: H) `. q
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity) ~; {5 M; t! o2 {9 `
28-106 Conductors, Individual Motors
1 C$ H# L3 m+ W5 N" m28-108 Conductors, Two or More Motors
* ]/ u. ~; D L& t28-110 Feeder Conductors
, f: G- u5 g. `3 T28-112 Secondary Conductors0 o4 I3 f9 Q5 |' e( m3 k
Overcurrent Protection
! U; F" V) E6 e* {+ a8 d* W28-200 Branch Circuit Overcurrent Protection! l c- o3 A4 p5 I$ N" H
28-204 Feeder Overcurrent Protection$ N) h' {0 a% G
28-206 Grouping of Motors on a Single Branch Circuit8 b8 ?' B4 S' X* P4 X
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)( `. E; ?7 q" r \. |6 R
Overload and Overheating Protection& [2 q4 @* G% E- e, c- T9 m
28-302 Types of Overload Protection
+ [7 K ]8 |# [28-304 Number and Location of Overload Devices (Appendix B) Table 25
. `3 U& P. @: v& r* \& w28-306 Rating or Trip Selection of Overload Devices (Appendix B), t( X0 a: h' ~- l* _4 H( e" U- r! A# Y
28-308 Overload Protection Not Required+ C6 Q4 ^! N4 k% b; h
Undervoltage Protection
- h% U4 A2 r ? _6 U k6 K8 B28-400 Undervoltage Protection Required for Motors (Appendix B)- V# H# ^$ ~5 x6 W+ R) m- r
Control2 `9 _/ D( Y7 } C E/ Z4 j
28-500 Control Required) k6 ]3 _' K+ i5 g+ i0 `- s( u
28-502 Control Location
3 w& _2 g3 i( l0 Y28-504 Starters Having Different Starting and Running Position
3 `- Q3 X; h! M: |; t28-506 Grounded Control Circuit$ H6 r5 }2 O: G, {# }4 I
Disconnecting Means
6 w$ x/ G- T% r/ Q28-600 Disconnecting Means Required( R$ m8 y" B& N+ M5 k1 D1 J
28-602 Types and Ratings of disconnecting Means (Appendix B)% p% Z6 \* e" W* @
28-604 Location of Disconnecting Means" c) U) q: g$ V% `2 X( z
Hermetic Refrigerant Motor-Compressors
' i6 n9 R5 j7 v" Z' b; L. X" J28-706 Conductor Ampacity
' Q9 ?6 f" r" d' R" T28-708 Overcurrent Protection
4 z1 f( r& f! K/ S$ _28-714 Disconnecting Means5 S; n# L% A6 B( Q8 p# j* K
Protection and Control of Generators0 U/ j& {& N- k( z% @" l
28-900 Disconnecting Means Required for Generators8 O2 P6 m8 D3 R7 }
28-902 Protection of Constant-Voltage Generators1 f1 e/ i9 D: O# C1 Z( c% \/ m+ z
28-904 Generator Not Driven by Electricity0 @& `5 J: P7 h0 ]0 ?$ q' n
28-906 Balancer sets, a, f) M! C! R i3 ^
28-908 Three-Wire Direct-Current Generators
. j. a) `& b y# G$ M4 b; K$ _1 n+ d5 [
Section 30 Installation of Lighting Equipment& ~8 b3 g/ h) X: r! T# ?& m( d% e" j
30-002 Special Terminology (Appendix B); x0 K$ G' ?0 Z
General
8 E5 D, {0 K8 z& N$ ?; r30-102 Voltage
* w) T `/ B G; R, S3 t7 M30-104 Protection (Appendix B)
1 p* r8 S# l* u5 W, `1 ]30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment9 L4 ^2 r: {+ `6 |8 t( L1 e- _
30-108 Polarization of Luminaires
, C0 G a/ S: I; N* w30-110 Bonding of Lighting Equipment
" H% b; E' ~/ aLocation of Lighting Equipment5 B. A$ z5 c' Y6 M* \
30-200 Near or Over Combustible Material6 g* r% I' l' F p. v: l% o7 r
30-202 In Show Windows) |; s; X0 A+ ]& `5 k
30-204 In Clothes Closets9 F6 ^+ I, T4 e7 z
Installation of Lighting Equipment
A1 L& m9 g+ h30-302 Support" `6 e% o4 ?2 H. i8 h' n0 w
30-304 Outlet Boxes to be Covered4 L. l5 G! G: t
30-308 Circuit Connections
4 y, x% |0 l) S30-310 Luminaire as a Raceway
, L0 a* O( B: U" h9 c30-314 Minimum Height of Low Luminaires" Z! R8 ]+ ^# B+ U. V) G
30-316 Luminaires Exposed to Flying Objects( T. \4 v& s3 V# f
30-320 Luminaires in Damp or Wet Locations% P2 p/ J+ `: W x
N 30-318
4 N* H- b/ p, l& o8 |Wiring of Lighting Equipment, a9 q7 R M$ `( L( F. d& c6 v
30-400 Wiring of Luminaires; a! @$ H* t% K% B6 k
30-402 Colour Coding
4 ` w% M! U6 T8 A2 h: t30-404 Conductor Insulation" z1 G: T J4 `$ [9 z1 P5 H) D
30-406 Conductors on Movable Parts0 k6 X; a2 p( o
30-408 Wiring of Ceiling Outlet Boxes
" {7 v1 J! z) F6 t' W+ T6 j1 m30-410 Wiring of Show Window Luminaires
# ~' T. z2 f- t3 S" Y& \30-412 Tap Connection Conductors
; Q( S. x1 ]: A5 x& P8 p5 uLuminaires in buildings of Residential Occupancy
- k$ h+ R" S) A7 R9 ~6 t- x: P30-500 Lighting Equipment at Entrances (Appendix G)
" z) S' Y/ Y3 `, d30-502 Luminaires in Dwelling Units (Appendix G)
; r9 n! O* k8 |3 x' ]8 y2 J30-504 Stairways (Appendix G)
5 Z3 S' U5 e( G" x. U30-506 Basements (Appendix G)" d1 _% e4 I) m% T3 h' t- |0 o
30-508 Storage Rooms (Appendix G)* f# u5 p9 _" x! n* k6 x7 `5 V
30-510 Garages and Carports (Appendix G)
0 P" p" B- P2 e% n% |4 e7 ALampholders3 ?; z% s4 ^# a; [. n
30-600 Lampholder rating with Incandescent Lamps4 j5 R6 F$ F1 l6 ]9 t
N CANCEL2 t; ?, R0 I& j' L4 B+ d9 @
30-602 Connections to Lampholders) E+ i& ?2 r* u6 U7 E ^
N 30-6003 I7 _, g6 w2 P; v3 n/ G n' U
30-604 Switched Lampholders Used on Unidentified Circuits# ?5 Y/ K; M: A. A1 c0 w
N 30-6023 C5 B4 y3 v% V, F. _ ~
30-606 Switched Lampholders with Pull-Type Mechanisms
' |. Z/ C+ _4 V% h0 U9 \5 eN 30-604
8 I7 q# b& f/ ?1 S: Y, c30-610 Pendant Lampholders$ Z8 f$ y% g% x& S. t/ a! K' R6 c
N 30-608
5 u$ F2 J: W# ]. TElectric-Discharge Lighting Systems Operating at 1000V or Less4 \+ R3 f! t0 R& N; ]
30-710 Control (Appendix B)' W' }# t- \; W) w* H
30-712 Branch Circuit Capacity6 e) K' |3 f' X: N
Electric-Discharge Lighting Systems Operating at More Than 1000V. ]+ g' |9 z" m. |7 L; y
30-802 Voltages, Dwelling Units
5 J1 A2 z9 s$ I5 W2 {30-804 control (Appendix B)# {: b" f3 l0 h: ]$ m$ R
Recessed Luminaires (Appendix G). o7 E6 b$ F" y( h$ L( ^
30-902 Spacings for Non-IC Type Luminaires
K6 Z6 k' B3 E- y30-910 Wiring of Recessed Luminaires (Appendix B)5 [- Z% E8 c7 ?! q, [' C
Exposed Wiring for Permanent Outdoor Lighting; q8 M, P9 r: y+ y8 i3 d
30-1120 Branch Circuit Loading and Protection
z8 l0 \) W+ J# ~/ H* xExtra-Low-Voltage Lighting Systems4 X" \" Q+ ~' d
30-1202 Sources of Supply
' S% ~7 I- C) X! }
7 S0 @. v& \, [" qSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
e* p3 z' w0 O6 \( ?. AFire Alarm Systems$ @) l8 V7 U, W' y
32-100 Conductors! k: v ?, ^4 x2 U8 q
32-102 Wiring Method
4 Y* I1 j( E2 k1 y4 s32-104 Equipment Bonding
! Z& T1 t: o, o1 O' g1 U Q32-106 Electrical Supervision% ?" Q7 R; @3 A% U- f6 l; h# R" K# s1 e
32-108 Current Supply
+ _" p1 l# T1 w$ }: B% b( N, X: \32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)& K7 g$ x2 L% }. O
Fire Pumps& e! o: i% N F" e: H( e5 j
32-208 Overcurrent Protection (Appendix B); z- ?: T) m7 [8 i: W' r) r
N 32-206
8 K3 Z. B0 v' ]# {' I3 l' V32-210 Overload and Overheating Protection (Appendix B)" Z' \3 W" w. I) i
32-212 Ground Fault Circuit Interrupter (Appendix B)
- J) T1 G; _: Q1 u% D/ T4 l0 ~) |$ t; F6 F2 {
Section 36 High-Voltage Installations- O0 ~6 X" F9 S& d- l8 d) B
General) b. {! I* n% G( I/ j4 \! |
36-000 Scope (Appendix B)
8 C! o: b. p& ^/ Z O! b. I7 O+ \7 M36-006 Warning Notices
9 F+ p3 ?3 ?9 N6 k: h' FWiring Methods- G9 P% K4 N4 T5 j
36-102 Radii of Bends6 b1 H1 m; \' V2 w: ^! H9 c, K
36-104 Shielding of thermoset insulated conductors
/ d S/ d" x o$ T8 m3 K7 Y36-108 Spacing of Exposed Conductors (1) table 30, table 315 c. v8 Y; b" | {5 J; F
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
9 ?6 U$ B0 O) d! }6 P( g1 ^ fControl and Protective Equipment; ?$ n1 [5 q6 E. {6 c- }
36-214 Disconnecting Means
3 G W7 { c8 C% p Grounding and Bonding
, j8 l% _0 t% N+ J6 _* g36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
# P7 k8 ^0 O& K6 Y+ O8 n36-302 Station Ground Electrode (Appendix B)
+ ]& W0 T+ g* v2 Q N5 E! J0 Y1 f36-304 Station Ground Resistance (Appendix B)( n4 W- A& }% _- E8 Z" T
36-308 Connections to the Station Ground Electrode (Appendix B)5 S+ _& Q% N1 ?
36-310 Gang-Operated Switch Handle Grounds
1 Z! c0 E, F2 w/ k2 ~36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
" \$ b8 U l# F( c; [* b& V5 ?4 t8 @* S4 {0 U$ u! i) P4 Y/ W
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
$ `! X0 d1 z' h1 f2 t4 {38-002 Special Terminology (Appendix B)8 f9 J2 ^" S5 R. Q, M
38-003 Voltage Limitations (Appendix B)
* v! E5 {4 `- f! J( k38-004 Live Parts Enclosed# A+ D4 _8 _. G! H( ~
38-005 Working Clearances' E+ l0 z! \& c; y
38-011 Insulation and Types of Conductors
7 e. _# J& f9 M2 A. D- K38-012 Minimum Size of Conductors2 J! ?, W" b- e9 D& j; t* J- B7 w6 D
2 b2 n+ C8 d7 n( ]' w1 ? WSection 40 Electric Cranes and Hoists
! w+ @: h: q3 W5 ^) \1 l40-008 Disconnecting Means
1 \7 E( Q$ s+ r40-010 Main Contact Conductors
" P: o6 L" p- c! D2 k: l( e! a+ I( [ ]2 V5 ~2 v
Section 42 Electric Welders: }8 F8 j" f" h' B8 R# h
Transformer Arc Welders0 j/ a' x: j7 j$ s. K) O
42-006 Supply Conductors
* R' D, F. Z* \. e0 X2 ?+ }/ ?8 ^3 [, _% F8 s: e% P. v* b
Section 44: Theatre Installations5 C" k) \7 Y' F8 ]1 x' t
General' z) E2 m; n$ N0 }) c! E1 N9 f* K
44-104 Number of Conductors in Raceways
7 Z Y2 ^/ u. `- V44-106 Aisle Lights in Moving Picture Theatres
: `; A+ |7 p) r2 @% q5 lFixed Stage Switchboards
0 q6 I, O8 X! a+ v" `1 x8 y44-210 Overcurrent Protection' D, W! v' x6 U' K1 H
Fixed Stage Equipment+ O& v2 z; R& c# M
44-324 Receptacles in Gallery Pockets" t' P/ }$ N+ v: |- B+ q" C
44-326 Receptacles and Plugs8 c4 Q4 S) [0 S( ~
1 w2 t" O, u# I
Section 46 Emergency Systems, Unit Equipment, and Exit Signs4 q. T' R* T* `# c
General$ b) d8 f0 }/ X
46-102 Instructions0 q! o/ ^& y" b
46-108 Method of Wiring (Appendices B and G)& G# M2 O2 p8 M# l' _% u& w
Emergency Systems6 Y* Z Z8 c3 C0 r6 Y
46-202 Supply (Appendix G)' r J+ V' Z& H, G$ J
46-204 Control& A5 r! W% Y# [# X8 j
46-206 Overcurrent Protection
/ P7 u" ~3 r9 _1 j) U46-210 Remote Lamps( O: \9 W, v/ A( X. l) V
Unit Equipment
+ V8 T& k* v6 x5 f$ w* p46-304 Supply Connections
+ o$ q$ h3 K4 ]' Y46-306 Remote Lamps (Appendix B)
1 t; ]" D" j# `9 c* HExit Signs5 Z7 l% t% {- t! U
46-400 Exit Signs (Appendix B and G)
2 t: ^4 |& K7 i/ p% @+ V2 `- Y3 b& u; q( B" z% T6 W
Section 54 Community Antenna Distribution and Radio and Television Installations- _+ j$ m, V; e
54-000 Scope" Q* P1 j( l5 f$ y3 D8 O
54-004 Community Antenna Distribution (Appendix B)
# `+ B* J. u, s) NCommunity Antenna distribution5 L8 b6 w4 e2 T# H4 w0 m! M
54-100 Conductors Q5 g! n' ~4 f
54-102 Voltage and Current Limitations (Appendix B)! d! z. D' U+ S6 |0 {7 s
Protection& F7 r; n; z* |$ x2 ^
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)% m2 a0 m' s1 s; P; P, Q$ M/ ^
Grounding. E( Y/ ?' c) K7 T0 X) X
54-300 Grounding Conductor( a! P/ }" V, G, y+ U y
Conductors Within Buildings, o8 Z& u" Z- Q# v
54-400 Separation from Other Conductors
+ {0 h: i1 t/ ]& ?2 k3 @6 j+ fEquipment% e% v! M! d9 k; U2 d2 {
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
* U( M R* s9 S3 N2 O) c$ Y54-502 Exposed Equipment and Terminations
3 V% O. l2 F# y' E
$ Z: p3 [. g+ L+ L' ESection 56 Optical Fiber Cables
9 x/ U+ _7 N3 m9 o+ b* n& ZGeneral( L+ [0 E( C2 E2 y, z% L7 r
56-100 Special Terminology
/ l- l! @, N. F- f# l; w3 w56-102 Types) f$ r d% {) |- ~0 U8 z% z! R
Installation Methods# |6 W8 d, F3 m3 I$ p( v3 q
56-200 Nonconductive Optical Fiber Cables (Appendix B)2 U- ^* V' P- I8 ?8 M& V
56-202 Conductive Optical Fiber Cables (Appendix B)
! t4 t" y; Z, s& j' Y0 x56-204 Hybrid Cables
$ t. o3 i% ^/ q% G: p0 r56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
! q3 Q3 ?. G8 k3 F' t/ }. P' l$ v6 V3 p( _
Section 60 Electrical Communication Systems
" r" s# ?1 B0 ^ k# PGeneral
' e4 J- ?9 h/ J# ?5 E60-100 Special Terminology
7 X8 B9 F5 \% d5 s0 J7 B( ZProtection
; |1 {0 N8 E. M" e' a6 x& [- L60-202 Primary Protector Requirements
5 i0 @; d$ J# l6 C0 t! qInside Conductors+ l5 W1 v" y* I& o/ \$ \4 w. I" S
60-308 Separation from Other Conductors. V6 ^. w1 c1 X( S0 P) g. E% M
Equipment
1 M5 |% P* p/ p* [60-404 Exposed Equipment and Terminations
$ S/ f' w7 h, O, fUnderground Circuits
4 C9 }+ l3 A6 S60-600 Direct Buried Systems1 a8 Y; e$ O- y& w: @0 d
6 I% v* H6 I, c. L7 n/ y0 GSection 62 Fixed Electric Space and Surface Heating Systems7 _7 ~* ?/ a, |& n" s
General1 V( `- V+ Z1 z8 j( H( F9 o
62-102 Special Terminology
+ B+ ~. i( b6 L7 i; {62-108 Branch Circuits
0 o! b" B# F" h( Y& A9 d62-110 Installation of Fixtures
6 d3 h- ]4 M" l9 `. {8 b62-114 Overcurrent Protection and Grouping (Appendix B) (5)0 W, b" }+ K. G% T1 y
62-116 Demand Factors for Service Conductors and Feeders (2)1 j2 V4 B2 W+ x& E2 |+ ^- x
62-118 Temperature Control Devices' C' F; X* D! L+ ]
62-122 Installation of Series Heating Cable Sets (4)(7)$ W$ G" I, u4 w# ]# [
Electric Space Heating Systems& Z$ W& S: a- {- `. N& X% N2 P
62-202 Temperature Control
% ?) b: f. g! {, f62-206 Proximity of Other Wiring (Appendix B)
, w4 j- \" }0 y/ y' W8 p; G* l62-214 Installation of Heating Panels and Heating Panel Sets& ~" K; H: Y8 M2 [7 X
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings& [5 n3 j3 Z+ A$ z! g( t
62-226 Installation of Under-Floor Covering Heating Panel Sets
% T2 _ G3 l9 [3 W+ T, jElectric Surface Heating Systems
" U+ ?0 _! }) V# }8 m# c62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
5 H* z. o! V7 U3 v: _9 {8 P0 S5 {; W5 h# T' [' T
Section 68 Pools, Tubs, and Spas: k! K# r: B/ l# p& }1 `6 ]
General7 s* ]/ i. n( H1 `* `# G C, G
68-050 Special Terminology
# B! a, [( I' o4 `# H3 d: ?68-056 Underground Wiring - Table 61$ R9 Q" O) k5 ~: E, a: u! x& j$ X
68-058 Bonding to Ground (Appendix B)6 B2 r& J0 h F5 E C6 ?
68-060 Junction and Deck Boxes (Appendix B): G4 o5 m5 P8 y9 i( I
68-064 Receptacles
, f2 P3 M" D% s% E; V. l- s3 C68-066 Luminaires and Lighting Equipment
) w% _& K7 p* u2 D' g68-068 Ground Fault Circuit Interrupters (Appendix B): R3 P5 ?4 s% ^- O# b
4 Z1 F Z; g P) W% M
Section 70 — Electrical requirements for factory-built relocatable structures and
7 K. _; ?8 I+ U3 d$ }) W7 xnon-relocatable structures
1 t6 B& \4 `' b% ]70-130 Tests (see Appendix B)2 V' J8 h: B7 s' q9 W4 C, o
( ~: l! Z: K5 B& ^Section 76 Temporary Wiring (Appendix G)" k) I& A V: J8 B. a/ V
76-004 Grounding" A) W, p! o1 E$ ~ g# w5 W
76-008 Service Entrance Equipment3 h, g1 [0 i% n' W6 o* K1 M
N 76-006
" p# n9 M; C# b x/ b! {76-014 Branch Circuits
% }, f; X- V. U5 }3 mN 76-0124 k+ B7 } q, Z5 ^$ l% X5 t
. G& L/ g2 {9 h- r4 HSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
% {! V6 M0 X% J6 \% nMarinas and Yacht Clubs
- p. V2 W4 r7 {* \8 M' {6 \; E+ p78-052 Receptacles
- }' k! J. R5 `) {' D5 ^78-056 Feeders and Services* H8 u% W A" k8 x7 a6 J
Marine Wharves, Structures, and Fishing Harbours3 u$ j6 u! C- a, O0 |
78-106 Grounding and Bonding5 U" o9 T# L4 K* X2 F4 b
Tables
, N4 l1 B) p2 n& K3 y2 m" ?, a$ z1,2,3,4,5A,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 F9 D! w; v; J1 B+ [: T9 T& }0 X0 F9 h7 `, @, d m- _
Diagrams: 1, 2, 7" D" @% l8 P5 z2 T$ T9 R8 U
/ r3 m3 c0 F7 zAppendix B2 ]7 j. I5 |" F6 Y" o [2 ~, R
P352: Ground fault circuit interrupter- 6mA
1 P1 t8 R# F3 h( yP354: 2-126 FT1, FT4
- S, Z- C6 M5 _2 Z. _& P, h2 sP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
( h6 i- s: ~' z6 C0 ]7 [7 }$ RP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)4 Y" m* D$ g6 i5 N4 v
P370: 12-1012, 1118, 1214 Example:
' O2 p' F0 D9 W3 dP371: 12-1108
$ b S* p6 p) u4 E, q3 A/ t* i& y/ R- g4 HP381: 18-108(1)(b), 18-158(1)(b)4 v* ?3 c! u; N, Q: R
P386: 24-206- C# R1 t8 Q! J2 I( ? W
P389: 26-256- I6 q* S# O4 m7 _' G
P391-P393: Section 28, Example to determine Motor Conductors and Protection
. s& ~# b' W* W2 ?6 t8 e4 p6 V% h8 A4 e4 g
Appendix D- e) \) k' x1 j
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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