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Canadian Electrical Code Review Guide% i( L0 }& d* {; S! V
For the Exam of Electrician For Red Seal License O: u2 ]4 g2 N1 E( z2 B X
& q$ X( D: q& q( ]+ _
Lesson One
0 X1 V9 R# O& _! [; wSection 0 DEFINITIONS N1 a. N" H9 U) K9 S( [) |9 }
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:% p& Q, H8 G; ^* k) W: _
Accessible as applied to wiring methods& L$ _, ?4 m& c. O0 _
Alive or live8 Z+ l Z, ]& P" O0 t3 Z- L# M6 ^. L
Aluminum-sheathed cable
7 z/ Q1 D2 ]; W' H% |! b0 D& @4 rAmpacity" D! J7 {7 [; e0 I- k
Authorized person
8 S' ~2 |: C0 t0 t5 CAuxiliary gutter
0 \& p9 E9 E) m3 e; L9 B. JAWG
9 x( ]& Y( l# ^. u) B0 ?) v! qBonding6 s/ |0 N4 s/ t! f( q# A& [3 |
Cable tray7 l7 Y* A! [6 e4 b
Cellular floor& g# d' h$ _) F! m: f$ m1 w# p
Branch circuit
R+ b: @ Y: K0 ]+ \0 D) J/ eBus
, R C: w/ _: M. o8 o5 t) E- v, i0 dBusway M) u- ^6 B" V9 I
Communication circuit
; F( q/ V5 i j6 ^" w' kExtra-low-voltage power circuit- C+ x0 |( Q0 L4 r# S
Low-energy power circuit
/ ]4 ~# \, |: z+ W# IMulti-wire branch circuit
6 t/ y2 D" @: V+ G& ORemote control circuit4 H/ u( D: G$ m2 c! z
Signal circuit! H: N, n% [) u3 e' L
Circuit breaker
: D0 D$ ^: s# U/ T$ o! d. xInstantaneous-trip circuit breaker0 e% d1 C; z7 Y' @, X
Conductor! G' x( |4 v# Z B8 H+ H3 ~
Conduit0 q- k- ?: e; ^; _0 Q
Flexible metal conduit
0 Q4 A( l @: ]3 y: P" _ Liquid-tight flexible conduit! v5 R) U9 j8 L; K% x4 I4 o4 \
Rigid conduit! i' U9 ]9 q3 i7 Q- ~, ]$ w
Rigid metal conduit
4 @5 D) a; q8 K6 N$ T$ }0 q Rigid nonmetallic conduit' U5 j, A" p) m# P0 z4 T
Rigid PVC conduit
3 y" Q7 X% o) o$ w1 [9 N1 ]. Z UConnector
- K5 _2 ?- ]" P7 [ Box connector
0 Y+ o3 W" t% O2 i: A0 P, Y Wire connector
. o- `/ }3 x; W, \ h6 O5 cController" V; ?3 }/ o; q% `2 ~2 a+ \
Disconnecting means
! d% B; w0 m4 wDust-tight, b+ ~3 O' K- ?0 j" I8 g
Dwelling unit
7 l+ ^7 O% C7 s. b7 |& D' X, @Electrical contractor
1 @8 F8 t, u- ^+ P2 RElectrical metallic tubing) _' Y$ t; v3 K/ Q2 y
Electrical nonmetallic tubing! w* w8 M( P. D' `! W! T2 G0 t
Emergency lighting- @0 _) s& F$ i
Explosion-proof
! W0 K8 s* K+ k" {3 ]3 t7 u( bExtra-low-voltage power circuit
9 @' r) H4 K* n# ?& lFeeder
7 u: p8 f; k6 g6 |# ~% iFlexible metal conduit! V. D2 |" V0 q! v6 v7 l
Ground1 P' T% r! P" i6 Q. d" Y3 e( i
Ground fault circuit interrupter: X. d* h0 P. @% [5 i* h4 b g
Grounded
+ f( }6 b: O: P% H4 uGrounding4 B% c: R2 U- t' x2 R! H7 U3 Q
Grounding conductor- v8 ^ c: v W0 o# r
Grounding electrode, X/ P4 k$ A2 I' F6 u
Guarded5 G3 S" f7 E+ g3 s! O" i9 n
Hoistway, N( G) O- f( q" [
Identified3 [/ _+ G$ ?5 m( b( M. \0 n3 P
Lampholder
8 w, w" u/ V+ E) |: W/ V' VLow-voltage protection+ T2 {" X4 P+ W- J" m! w
Low-voltage release
5 `! W4 x8 i( ^& |- L* VNeutral/ j& n% v$ O5 x
Noncombustible construction1 T% c4 v5 Q0 ^' K
Outlet
, \6 L" e' \$ l4 H7 ]8 x; ~( sOutline lighting
- m$ m* s* y C: m# W4 LOver current device8 z1 v+ }: C1 C
Overload device' c$ ?3 C5 D# L# @! A
Panel board, M/ _: y) E" ~! x
Panelboard, enclosed2 R# h. ?4 w* J9 _; L
Permanently connected equipment& ~- r6 c9 G. b; y' u% } F" y
Permit' c2 C3 ^# ^4 W
Plenum4 h+ y! [ Z6 ?. x* a! t
Portable as applied to electrical equipment
$ _1 C- x" q6 }/ JPortable ground fault circuit interrupter5 w6 `0 o( K7 l: v' S
Power supply cord Y' j+ p: w2 m1 G8 f# q; D( |- Z
Raceway
5 [0 [: O8 z$ O) O' F& B6 PReceptacle2 C, q. V1 j0 n$ j
Duplex receptacle
! s1 K9 o/ z; q Single receptacle
( l- V: ^5 t1 j6 k9 U$ ]. r5 { Split receptacle
; y( @/ ]$ c- e- H, R3 w G- qService, consumer‘s
! j1 G; A0 |0 h0 M* O$ iService, supply
. N6 i4 @+ q" s5 V9 ]) j! JService box
% y% c. [/ c! p+ o& OService room% L# Z) |' I- S% I J# N* |% F( ~% g
Single-dwelling
& X1 v' v7 [) M4 ~Slow-burning as applied to conductor insulation
* z# L% E& E5 Q/ P3 B" ]# KSplitter
4 Q2 |+ w! r3 f0 nStarter
/ f4 v$ I' W5 V4 ~5 NSwitch
2 x0 j* y; L/ X. K2 y2 V% s7 ^ General-use switch2 d, |$ h: f% R
Indicating switch
% j! q$ G8 Y/ b. l; I. I1 | Isolating switch# _6 x3 z0 u/ @; z1 W$ Z
Motor-circuit switch* v+ w2 b) p4 Q$ @8 z0 l
System' `% \' N \ L; Y2 j0 @
Communication system8 O( T9 `) H( c H, a! Z3 f3 p
Community antenna distribution system(CATV)
" c+ U" |3 I; }% ~) U6 T$ a1 Z7 P Grounding system
* f# o! h0 A' y! v, ^% sUnderfloor raceway
# V8 u/ P" R' p4 d2 ^* ?Voltage:6 T+ J% Z! u$ @& `7 N, p% d
Extra-low voltage* Q M; n$ ^2 U3 {& X% l* ^
High voltage
! ~' a1 g' x0 O: R Low voltage
; r( Q; |7 }' JVoltage of a circuit
7 ~$ P% m* l. |' Y hVoltage-to-ground* M% ~* @0 w; ^/ O
Wireway. w+ c* b1 }. k
' v$ E, _4 q% o1 L G
Section 2 GENERAL RULES/ {# N2 |( ^0 U1 z2 Y) o' m
Administrative
( e% ?2 U8 d% O2 Y2 f* e4 t2-018 Reconnection" P. W! ^ y. p5 P" I+ q( w% Q) b
2-030 Deviation or Postponement, |+ f) f. C& g# N' D
Technical General
. F6 f+ |& k* D, S2 O% y2-106 Circuit Voltage-to-Ground – Dwelling units
( S- J1 x+ Z/ D8 [: q2-114 Soldering Fluxes, r M" R. y" Z1 H0 W
2-116 AWG Sizes of conductors2 ?# |% J0 X5 v& q1 F/ v
2-124 Fire spread (see Appendices B and G)
U, T7 Z+ S$ `& Y. \2 a k2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)) Q' [' z( ]# j4 n" ?3 |
Protection of Persons and Property- T9 [+ n7 s9 N" ?" A f
2-202 Guarding of Bare Live Parts
/ J0 H& t6 B3 J* f* j+ @Maintenance and Operation% l6 Z. E, J g) [& f
2-304 Disconnection/ V$ D a2 `" _
2-306 Maintenance of Live Equipment* T, a4 `6 N& A. ^9 L5 h+ c1 w
N 2-306 Shock and flash protection (see Appendix B)
5 x& C$ B% Y- k( q- }2-308 Working Space About Electrical Equipment: Table-56
5 e5 z; z3 T/ ]; }: ]2-310 Entrance to, and Exit from, Working Space6 B" o/ O) C* C% [: T s* E) {
2-320 Drainage5 f0 P$ I4 m* m ^. F% `
2-322 Electrical Equipment near combustible Gas Meters and other Devices
0 P# T8 Q5 v' }4 n0 P, T7 K4 O0 aEnclosures
3 [" Z8 {' A. W3 }2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) . w5 N: s5 `& i$ z( j3 I" Y3 s
2-404 Marking of Motors: DP, WP, TE: A0 c2 ]5 K0 O
, T+ u2 ^* z# q- SSection 4 Conductors6 O. d$ G' |3 M# u) n" a: ]& y$ I. {
4-000 Scope. C2 p/ W, f0 F. ~! ?
4-002 Size of Conductors: 14#, 12#
5 p& Q# _5 k* r" ]4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 368 q5 t& D4 [" g7 _4 }7 H3 k3 j; v
4-006 Insulated Conductors: Table 19
5 h9 E( a+ J- @/ N- C/ p& h L8 p4 p4-010 Uses of Flexible Cord: Table 11
: E8 j% a$ L+ T$ C* @) ]& b$ u, b4-012 Sizes of Flexible Cord
# T& ]2 R {+ d$ ~6 l- Z+ {& n8 o4-014 Ampacity of Flexible Cords: Table 12( O" l/ w* Q3 Z$ j7 v
4-018 Equipment Wire
7 T d! y# B# q* Q9 Z2 P o1 v4-020 Insulation of Neutral Conductors
% @/ e+ Y) e( y- e3 M/ U4-022 Size of Neutral conductor
; l" \+ w9 i9 {; w1 A9 N( X0 S: ^5 o D" L4-024 Common Neutral Conductor
8 }, ^% d2 w2 K3 J4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
/ C( f0 o( M! E8 }9 v3 M4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum, g" W# K( b- N) d* y+ A
4-032 Identification of Type MI Neutral Conductors% ^. R2 _1 O& U' \! O) g
4-034 Use of Identified Conductors
* o. d$ p* K9 F$ Z b" N# F3 s4-036 Colour of Conductors: Phase A, B, C, …
8 c& j$ n! o& y7 w+ x7 o7 q O9 g' _* p9 T2 ]' r c0 y4 a. M
Section 6 Services and Service Equipment0 V6 K/ U- s- a5 _1 A V
General
, `2 h; O* N. v' O8 O0 i, K8 w2 z6-102 Number of Supply Services Permitted+ P, M5 N! J" ^( }3 G
6-104 Number of Consumer’s Services Permitted in or on a Building0 `1 Y- I% X5 c. r; [
6-108 Supply Service from an Electric Railway System
/ ^8 d" d3 d! C. c& g1 v6-110 Three-wire Consumer’s Services + m! k7 L* {9 Y' s. ]+ v' _8 l# N
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors i! L1 l4 ]' `( S8 E, _5 ^
6-114 Methods of terminating conductors at consumer’s service+ B$ x: M: }+ I( A0 b: b z
6-116 Consumer’s Service Head Location2 f5 u7 T3 I/ ^/ F/ `$ s# Y
Control and Protective Equipment
7 u* d5 W9 u! x& C6-200 Service Equipment
) x: a. U) U9 o% ]3 [) a6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
8 u* x; E1 G1 a! `7 L$ H' C6-208 Consumer’s Service Conductors Location
% u& O1 q1 l {. }4 r6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
6 D; n. n# e) b6-212 Wiring Space in Enclosures
% j+ J, d6 n/ H( I' X6-214 Marking of Service Boxes& a8 j4 I7 q( L- _ o6 i$ x) \; y
Wiring Methods
; [7 T, z0 B: m+ Y( |6-300 Underground Consumer’s Services
0 S' ?$ Y* P O( P" D2 u* ^6-302 Overhead Consumer’s Service Conductors" D1 m& i. k' s8 A
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable4 [& G# e. ~- M" s9 B) [, t
6-306 Consumer’s Service Raceways+ i# ?: t- P4 x! {6 o/ ?
6-308 Use of Bare Neutral in Consumer’s Service
( ?% \* u, A" h5 V8 Y6-310 Use of Joints in Consumer’s Service Neutral Conductors
# z# a: x: \" Y; \, p9 A6-312 Condensation in Consumer’s Service Raceway5 w- H2 m* T! y9 y7 Z" b
Metering Equipment
9 ]6 O' t% w4 b* p( a6-400 Metering Equipment
s6 k2 a/ i6 L3 J7 h0 b: K, `5 ^' a( G6-402 Method of Installing Meter Loops; r! Q1 n% e% S0 f8 {! q& ^9 j
6-404 Enclosures for Instrument Transformers' o* ?3 [; U& d$ u/ |
6-408 Location of Meters* \5 X" V- S; t) ~+ ]* L9 x
3 l# ^3 E$ _! R& _; n
Section 8 Circuit Loading and Demand Factors
1 O% r/ D9 A: i+ tGeneral
7 Z& \4 [# n" `& a7 S; I8-100 Current Calculations
( W& K! Q9 a: u, w7 j( G: z8-102 Voltage Drop ( see Appendix D)
4 s. b% D6 Y$ c0 Z2 N$ k( u. c7 ^8-104 Maximum Circuit Loading
0 G9 s1 V' l* s7 R* Y* z8-108 Number of Branch Circuit Positions
# l. Z" U9 _1 R( U8 o8-110 Determination of Areas. j% J/ f3 p; Y$ \- c" }8 K
Services and Feeders) I0 m6 r8 t7 G, ~: b9 }
8-200 Single Dwellings (see Appendix B)
5 ~) ~3 r4 n" [$ u5 m5 F) }: W8-202 Apartment and Similar Buildings
$ m/ \7 k; C' z8-204 Schools
. ?) h1 U+ z# G7 {; Q8-206 Hospitals
" I- ]: e, o$ C( `8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
' B# I4 j6 n! J7 d ~/ O8 E8-210 Other Types of Occupancy (Table 14)) u- N8 n, k+ C# [4 o6 v: C8 `& F
8-212 Special Lighting Circuits
, H; I6 T% Z$ PBranch Circuits8 ^1 _ ~$ d1 y o. C4 g! V$ f2 h
8-300 Branch Circuits Supplying Electric Ranges1 C: ?6 C3 U( [$ h3 x& q
8-302 Connected Loads. K- ^6 a' y$ I+ w+ k# x$ X F
8 \* V5 p4 s" k3 X F2 I1 M6 H% }
Section 10 Grounding and Bonding6 J5 W' `+ N0 [8 R. V( D
Scope and Object
4 U( \2 G( J6 }/ R8 M10-002 Object
/ R- R3 B: X) B0 g7 kSystem and Circuit Grounding
/ t7 l0 A+ b$ O4 a$ R# ]/ c' d1 J10-102 Two-Wire Direct-Current Systems
. o' {( _7 o) J$ @, @10-104 Three-Wire Direct-Current Systems4 D7 X! t+ s9 J0 Z" Y _, |4 X
10-106 Alternating-Current Systems
7 M' d3 `$ f0 p10-110 Electric Crane Circuits
5 z- s9 O" ?6 m1 _0 D# Y/ H0 V* g10-114 Circuits of Less Than 50 V6 |; y" J+ N4 \4 k
10-116 Instrument Transformer Circuits
* d) G7 M. R/ p4 p% v5 j4 nGrounding Connections for Systems and Circuits
! U. O: Y+ ~7 A2 |( z8 u10-200 Current Over Grounding and Bonding Conductors
7 Z" R, K% x% _* N4 E$ D10-204 Grounding Connections for Alternating-Current Systems E' t4 j* }8 _
10-206 Grounding Connections for Isolated Systems4 G5 o8 [# u) C, Q: w. x
10-210 Conductor to be Grounded
/ K) J* V1 U/ S" E: j1 c0 zConductor Enclosure Bonding
: J- P+ D4 c8 \, D$ b! \10-302 Other Conductor Enclosures% }; I1 p- H1 V4 r. H
N 10-304
( I" A+ C! p Q' S: j4 x+ YEquipment Bonding: A6 Y! d5 ?, |3 V, z( \
10-400 Fixed Equipment, General
! z$ f! {" Q( ]5 N8 ? x! J B; _10-402 Fixed Equipment, Specific (3), (4)6 Y" R6 h$ z* b9 _1 y
10-404 In Nonmetallic Wiring Systems
" Y) y$ g6 s3 {! y9 ^8 j% i10-406 Non-electrical Equipment
6 F% W+ G! ~/ l x" A10-408 Portable Equipment (4)(b)
" U2 S3 z0 O( v P% D+ I B* U% _10-410 Instrument Transformer Cases) u/ a( e) I: D5 o1 S- l2 O* e
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
* X$ @6 b' t( f* j+ Y10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
! O( A8 I! B4 v l7 K. w8 R6 jMethods of Grounding7 U6 b$ y9 Q3 d. t
10-500 Effective grounding (see Appendix B)+ h# ]7 K/ m# {
10-502 Common grounding conductors/ {9 W: \0 B5 S: i
10-504 Common grounding electrodes1 f1 [5 `1 e1 ~0 v
Bonding Methods
/ Y W/ e1 ?6 A4 j) B8 O5 j+ P10-600 Clean Surfaces) p; d/ B2 V) C% ^5 a* `- S# Y3 \0 {
10-604 Bonding at Service Equipment- X8 v. D# t* W9 _! }% n
10-606 Means of Assuring Continuity at Service Equipment' ~( \& ?; m: \$ c/ ?9 i, k
10-610 Bonding at Other Than Service Equipment% R. q# ]4 Q; @* C! }
10-612 Loosely Jointed Metal Raceways+ D, R2 p }3 ?0 t1 _0 a6 X: Q' m
10-614 Bonding Jumpers Table 41: x7 p+ U; S6 [6 K& }
Grounding Electrodes2 M" S$ x" a1 M# }5 m! b: v, N! v
10-700 Grounding Electrodes1 L' [. E0 W2 x- D
10-702 Artificial Grounding Electrodes
0 l9 n5 j3 C W/ EN 10-700 & 10-702, @- o' O: n4 ^% q5 B! a# M; F
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
6 A( b9 p# F# C- uN 10-702
% z/ f0 k% b$ W7 B10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding* i$ Z/ O6 G+ z0 Y0 F- s" R6 K
N 10-702 f0 W0 z* t4 ?
10-710 Use of Lightning Rods (Appendices B and G) }" [" U# ?- b W/ ?: o* J
N 10-706" p6 Z$ ~) D6 j% f0 g0 h
Grounding and Bonding Conductors# V- a. B, h/ g/ D$ ^
10-800 Continuity of Grounding and Bonding Conductors
( d0 Z5 g( @3 S- P: E* _6 j* T10-802 Material for System Grounding Conductors
9 t6 P6 s! H6 N3 @$ W10-804 Material for Bonding Conductors
9 \, ~+ Z) @$ c/ [; A/ j$ C10-806 Installation of System Grounding Conductors
% C' J0 E5 }/ N" h' q, f10-808 Installation of Equipment Bonding Conductors
. o* W. U3 Y8 w" H10-810 Grounding Conductor Size for DC Circuits# ` v1 l# s$ J) A% x% I7 l. ~
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
7 K2 c$ J5 k e% K! F* H ?10-814 Bonding Conductor Size (Appendix B); v( F. ~/ M( {4 b
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment6 @2 | f2 e3 \7 w- b/ |
10-818 Bonding Conductor for Outline Lighting
, f+ o5 p/ `# v% H, Y+ Q3 F a10-820 Bonding Conductor Size for Instrument Transformers3 B+ e9 D8 L+ `! P) J3 s* ^7 `7 T
Grounding and Bonding Conductor Connections
0 w* x! h2 A; u* e10-902 Grounding Conduct Connection to Water Pipe Electrodes6 {5 ~5 \4 v5 T' k: S6 y
10-906 Bonding conductor connection to circuits and equipment3 l+ f! ?* o# k9 E
10-908 Grounding Conductor Connection to Electrodes4 s: P% x- l, m- I
Lightning Arresters" I0 w$ R$ o0 N' o0 s
10-1000 Lightning Arresters on Secondary Services – 750V or Less3 T2 O- ^' i5 \+ C4 p/ M
) O. z+ _, @$ {2 y4 i9 _$ K" d
Section 12 – Wiring Methods, D* }4 G) D: K
Scope
: F( \' j Y- {3 T12-000 Scope (Appendix B)
* w' L0 e, {, x" I1 u$ t3 SGeneral Requirement# O% y. T$ W" f" b& ~4 j1 `
12-010 Wiring in Ducts and Plenum Chambers
" T' n( G* n) s% J( e8 n$ k8 J12-012 Underground Installations (Appendix B)
& m/ E! [2 T1 l ]+ b7 F12-016 Lightning Rod Conductors
* ^9 l: P0 b# ~4 bConductors - General
% S+ T- l) z" v7 K- G' H12-100 Types of Conductors (Appendix B) Table 19
& \9 w# P! ~5 M6 ?8 W! I, d% ]12-102 Thermoplastic-Insulated Conductors
) w" c; A0 Q9 Z3 b; g, k12-104 Flame Tested Coverings) S& q4 m$ e1 d2 W
12-106 Multi- and Single- Conductor Cables1 }5 g4 V! U3 I- q( i, F8 U6 ?; B7 M
12-108 Conductors in Parallel (Appendix B)
% `# [2 i7 d5 ]+ n: S12-112 Conductor Joints and Splices t1 R- R+ g' W
12-114 Ends of insulated conductors
4 _) {2 g5 R2 A/ R12-116 Termination of Conductors (Appendix B)
+ n0 m' B8 W* a+ w6 A12-118 Termination and Splicing of Aluminum Conductors
W$ k2 U2 L" S2 {12-120 Supporting of Conductors - Table 21
0 d7 S2 t2 e- F6 _& a! `! M/ y$ ZOpen Wiring
5 u6 _) J& m; j12-204 Spacing of Conductors8 x% z+ T8 M+ b) j& [ c! |
12-206 Conductor Supports
p7 p C6 T; n12-208 Conductors on Flat Surfaces
( X: k; f! E4 y: W12-212 Protection from Mechanical Injury4 ^4 F, q5 P9 s$ R8 D7 z
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises% v% K, t: w, d" R1 H1 t
12-308 Minimum Size of Overhead Conductors
7 S' c5 b2 h+ l# Z& x8 r12-318 Use of Neutral Supported Cables
H5 f; i+ |# K4 y* l9 @' cNonmetallic Sheathed Cable
9 I# @% N' }. k9 o12-502 Maximum Voltage0 J9 O% K+ G; i8 h, Q
12-510 Running of cable between Boxes and Fittings (Appendix G)
; W" {% X% M% ]3 p& B: m, T12-514 Protection on joists and rafters2 R) Y' K# q) j# w7 }: D# V+ A
12-516 Protection for Cable in Concealed Installations (Appendix G)
3 y/ Q% U6 h# _: y; f: f0 b12-522 Where Outlet Boxes Are Not Required. k% j+ [5 b8 q3 z3 F
Armoured Cable9 f, B3 b! v) C/ @4 G% h
12-602 Use (Appendix B)( e2 S) F- R8 f* X3 F. Z# n$ h
12-604 Protection for Armoured Cables in Lanes
" B% j: F; T9 h# _( h12-606 Use of Thermoplastic Covered Armoured Cable
% o1 ^; o( F$ V$ R12-608 Continuity of Armoured Cable
7 v! Q" E; k/ `& A+ n12-610 Terminating Armoured Cable
" w; t4 i: Z; E* w7 q12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems7 d2 w( ]7 \ q
12-614 Radii of Bends in Armoured Cables
3 w& J* Z% N( k8 @4 J% S12-616 Concealed Armoured Cable Installation
h' A: J% w( c12-618 Running of Cable between Boxes, Etc
2 d& i0 K( Q8 x9 [/ ]Mineral-Insulated and Aluminum-Sheathed Cable
4 r) ?' M. |! M0 k4 F; q12-702 Use: z% ?' P; i, j% y! O
12-704 Use When Embedded
' d* E7 i, H5 a; T3 p! p- P12-706 Method of Supporting1 r: M$ @& F+ c. X: @
12-708 Direct Earth Burial) q/ l7 Z; l% l- w% Z% m5 \: j' ]
12-710 Mechanical Protection. B$ F' R6 e4 v. { e
12-712 Radii of Bends& F# O& R! T: {" D# b
12-714 Termination of Mineral-Insulated Cable (Appendix B); u4 E$ [) \6 m6 e+ m
12-716 Connection to Other Forms of Wiring3 W) K: w, Z& [8 s& \* s
Flat Conductor Cable Type FCC1 D) v' e5 o9 S0 U( X9 E0 y
12-804 Use Permitted6 f$ |6 }" X- }
12-806 Use Prohibited
9 I& M9 C9 ? O# C12-818 Anchoring
8 f/ }6 d( }1 d2 m12-820 Crossings& j/ S e6 O" D- Z8 y% s
Raceways - General6 |0 U( l; r+ m0 n; h3 E
12-904 Conductors in Raceways* n1 l( J/ v' |0 q% s8 L7 l
12-906 Protection of Conductors at Ends of Raceways: y7 s1 h2 N8 m( b7 w
12-908 Inserting Conductors in Raceways* _$ _" m" J2 z
12-910 Joints or Splices Within Raceways& `0 \% P1 |2 M4 f4 Q% ^2 N" S
12-912 Stranding of Conductors6 L; F" }3 s2 P
12-914 Electrical Continuity of Raceways W. C. ~/ | n7 q+ ?' J6 |
12-922 Radii of Bends in Raceways5 n8 I1 V6 o$ r& Y) n) ~$ J
N 12-922 Radii of Bends in Raceways Table 7) k* X I+ X5 m) O& t, t! O ^8 A
12-932 Protection for Raceways in Lanes6 E3 x7 H0 ~- V- h
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)/ Z! k0 ?& e8 C6 F8 j
12-938 Capping of Unused Raceways
% u: C" ^( w1 Q0 K0 N [12-940 Maximum Number of Bends in Raceways
5 o- C, B& @3 m- ]Rigid and Flexible Metal Conduit: u$ S( ^/ s# V6 j% h1 }3 [& I
12-1002 Use' y1 E' x) p$ A+ t! j/ t1 m# P
12-1004 Minimum Size of Conduits
. F" X4 _5 r) @9 v, Q/ i- B; K12-1006 Conduit Threads (Appendix B)! F& P/ n4 b% z2 N; V
12-1008 Thread Engagement5 @; i y' m* A6 A" j. h+ X
12-1010 Maximum Spacing of Conduit Supports1 H9 U- v6 Q0 O8 [% @9 e
12-1012 Expansion and Contraction of Conduits (Appendix B)
! B- y& N/ r# v& r& ?12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
! u5 U' q- }0 D6 O: I" uRigid PVC Conduit and Rigid HFT Conduit! ~& H' i" X" m' G
12-1100 Use3 j; |0 P O! E) G+ k9 a/ P1 p" _) f
12-1102 Restrictions on Use
- \2 c* q6 {% S7 v12-1104 Temperature Limitations (Appendix B). s8 L9 l j; c7 B8 W
12-1108 Field Bends (Appendix B), (2)9 B5 M; @. t' j# G
12-1110 Support of Luminaires
, G# z' }- C, O+ t" v12-1112 Fittings3 \! s+ B, H& o
12-1114 Maximum Spacing of Conduit Supports+ J9 B8 ~$ x* M2 X9 C
12-1116 Support of Equipment
1 a5 W/ e" i# x! Y; \/ L% T12-1118 Expansion Joints (Appendix B example)0 ?# u: F2 f3 s+ \0 T
Rigid RTRC Conduit- K7 C7 g# R& W
12-1210 Temperature Limitations: s/ N5 t+ r6 [- a7 k
12-1214 Expansion Joints (Appendix B)( w& [. N; E( _9 g
Liquid-Tight Flexible Conduit' p' L5 }/ ?' U" v9 ] n5 T& Y$ i
12-1302 Use of Liquid-Tight Flexible Conduit0 r" q" S0 w9 s" g, w) E
12-1304 Maximum Number of Conductors2 Y( C. c; p8 E; D* A
12-1306 Provisions for Bonding
! p r: X% Y5 {) X2 D0 oElectrical Metallic Tubing
8 m6 P7 w( ^8 @2 L8 s12-1402 Use9 |: _( P% Z. ]" g' u$ P6 f
12-1404 Supports
5 r4 e2 d8 c6 c! q12-1406 Minimum Tubing Size
- K$ E2 ~5 G2 ^* u" \9 S8 |12-1408 Maximum Number of Conductors
% j: K. t9 j, t( H' g12-1410 Connections and Couplings
+ w& C" D$ I. i+ K4 X6 a/ C12-1412 Radii of Bends in Tubing& n2 W3 f' \2 |* ~2 j; `* |, }
N Table 7
& O& L# M/ P; y3 P( D7 qElectrical Nonmetallic Tubing7 J5 h: Y" N* C
12-1516 Provision for Bonding Continuity$ Z8 i1 t" L0 v5 u1 U
N 12-1514
8 Q1 V/ j9 p5 ~# C) w1 MSurface Raceways( D% o+ E7 [& u- n( o" {
12-1602 Use of Surface Raceway (Appendix B)
$ S* R/ E' ^7 C8 q" M$ Q( p12-1604 Temperature Limitations
. }; z3 g' H) ?* n12-1606 Conductors in Surface Raceways (Appendix B)! R+ r3 x% m3 @5 B! O
12-1608 Maximum Voltage; f5 p" l* s/ K; R5 t: ]
12-1610 Joints and splices P0 X( \" R7 |9 i' W
Underfloor Raceways3 w# t. A' W& v, O& N+ T! R+ o
12-1712 Discontinued Outlets in Underfloor Raceways
" K' G$ C1 L" z9 j9 B5 E; FCellular Floors7 B1 X, V) M$ @4 M
12-1804 Maximum Conductor Size in Cellular Floor
+ R6 K- r6 F$ `7 }: ]12-1820 Cellular floor discontinued outlets
! G8 f; x1 R5 I: |5 M5 VAuxiliary Gutters- U) q8 A5 `6 F) W
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
8 x& U) M+ Q/ I5 R1 b12-1902 Auxiliary Gutter Supports/ V- m% b- x* D
12-1904 Auxiliary Gutter Cross-Sectional Area
& h I2 S% F" QBusways and Splitters; B: s. C; s: Z5 W: _# Z
12-2004 AC Circuits in Busways and Splitters$ i5 T1 v1 f7 l& b2 t+ W6 c+ g
12-2006 Busway and Splitter Supports$ C: g/ t8 k' S* Z
12-2008 Method of Installation of Busways' S2 r' E4 S+ Q) ]0 @
12-2012 Reduction in Size of Busways
9 S; O# B( ]4 Q5 z& x12-2014 Length of Busways Used as Branch Circuits
% Y- }4 l) D$ e& E5 S/ V4 R12-2018 Taps in Splitters
; U0 A! n6 N% Y2 o [8 z( ZWireways
8 B: o( ]* N/ o, y12-2104 Conductors in Wireways, q: I/ x& B, r" c' l
12-2106 Taps and Splices in Wireways0 L9 P4 U- |! ?- Y$ |3 n
Cable Trays
) F; {( O; A' R4 t12-2200 Method of Installation (Appendix B)1 O4 O' V( A4 L0 h6 p9 j
12-2204 Joints and Splices Within Cable Trays0 M4 D5 K* X! y
12-2208 Provisions for Bonding, U8 A5 P# G# b6 u% B
12-2210 Ampacities of Conductors in Cable Trays- v7 W* M Z l4 a+ E" c* c
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings2 p) |$ o1 W5 ~! M& h
12-3000 Maximum Number of Outlets Per Circuit
! O4 m9 v2 E; dN 8-304
5 A* S, D+ P# F( `12-3002 Outlet Boxes (Appendix B)
1 y- ]/ L( a; E0 ZN 12-3000( y9 ^ B5 D+ a. g! u0 e# F
12-3004 Outlet Box Covers% F: A# h6 j4 V2 R4 T {# L
N 12-3002+ e% U. Q1 ~/ ]5 f3 f
12-3010 Boxes in Concrete Construction
( }* L. ^ m7 w! \# LN 12-3008* D5 K( V- ]* T$ ^" z
12-3012 Outlet Box Supports
5 o t. E6 O; zN 12-3010
, u& w: S- c3 r. `" U; q12-3016 Accessibility of Junction Boxes
! e w! e4 [. Q$ n. D2 m O) uN 12-3014
* z5 G0 S- j& S0 C6 w2 z1 p+ V12-3018 Flush Boxes, cabinets, and Fittings
; b7 ^; D9 {7 w& K4 pN 12-3016
" e6 I0 t1 e- I4 n9 B$ U# ^2 b12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) & ~. v8 ?! l; v+ K. H4 F' y: v
N 12-3022 c' e2 i* ~2 U9 P6 v- B
12-3036 Maximum Number of conductors in a Box - Table 23
7 X6 s/ m5 W2 V3 |, g9 HN 12-30344 l' K* T3 g7 m
12-3038 Pull Box or Junction box Sizes
& X, }2 a* b$ U R- `N 12-3036
; p$ p) f7 \! A8 f, }$ c% S2 A+ i9 K0 l" x- ?+ p
Section 14 Protection and Control
- `+ {! L9 N# RGeneral Requirement
4 e+ F$ {! g' T, b5 H14-010 Protective and Control Devices Required5 J# X. U" t9 y$ |8 j
14-016 Connection of Devices
( b- @2 R( L+ x7 }: G Protective Devices – General- `6 g) T8 u Q: m; V; O$ W
14-100 Overcurrent Devices Required
# j, V D8 G2 d$ a: |14-102 Ground Fault Protection (Appendix B)
0 v, B$ U3 V4 `! e/ g8 Z3 V9 d14-104 Rating of Overcurrent Devices (Appendix B) Table 13; \; M5 _/ Y0 t( l$ M4 m8 S
14-112 Overcurrent Devices in Parallel
& x- J$ _' A" ~# \Fuses; N# U6 F. Y d" c* X
14-200 Time-Delay and Low-Melting Point Fuses
; B. H) P; u" ~' g$ |14-202 Use of Plug Fuses0 ~) Q- J1 D/ [; W, ^6 ]! n. P" C5 E3 [
14-208 Rating of Fuses
& f, `/ S- n1 g1 F14-212 Use of Fuses (Appendix B)
, J& B* V2 {7 \# P2 Y1 cCircuit Breakers/ [, K8 m. @( q
14-300 Circuit Breakers, General! |% x& t! w+ L
14-306 Tripping Elements for Circuit Breakers5 d( P( _% N2 u7 R! u' |
14-308 Battery Control Power for Circuit Breakers, T, {! S, w0 D% G% ?
Control Devices - General8 y8 a9 _5 P% l2 Y
14-402 Disconnecting Means Required for Fused Circuits/ b e4 h) I8 Y0 J L
Control Devices - Switches
_. H1 w9 }2 c, I( E4 I14-502 Mounting of knife Switches
4 i5 W7 \. O" x- ^4 b% G/ D14-504 Maximum Rating of Switches3 i/ v# S" j5 K. A X4 f5 z5 U
14-508 Rating of General-Use AC/DC Switches (Appendix B)
V/ N* K, t) p8 K* ~4 s7 `14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
. g4 ]( T* ? l' QSolid State Devices
1 c5 N' R$ h/ E8 c: x14-700 Restriction of Use
, b& G1 K/ W1 D) W14-702 Disconnecting Means Required1 A* g$ ?, _8 [- w' K7 P; ~7 ?$ j& Z
% P! Y! k- K' P4 V7 x8 _2 ?5 lSection 16 Class 1 and Class 2 Circuits; }" d8 I4 i/ o8 U+ l" ~
General* t# r X! |- ~) O* L9 K
16-004 Class 1 Extra-Low-Voltage Power Circuits5 m8 ?/ O" h b: \- x" H2 n$ W
16-006 Class 2 Low-Energy Power Circuits
4 @+ N, k8 A! k9 Z) _16-012 Circuits in Communication Cables
! F1 G* _( C& ~7 _Class 1 Circuits% p( [/ Q5 _- k
16-100 Limitation of Class 1 Circuits
" m9 E! Z+ N/ d2 i) U16-104 Overcurrent Protection of Class 1 Circuits9 `7 c" r. N( p* p
16-106 Location of Overcurrent Devices in Class 1 Circuits. O$ e" y! d& [4 G
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
' V) Q1 W$ c0 P1 Q2 a# l/ }1 f0 z; d& ^16-110 Conductor Material and Sizes
" c8 E/ q; V {: H16-112 Insulated Conductors for Class 1 Wiring/ L3 [# v$ \- O; n6 u. s# `2 z
Class 2 Circuits
& b" B: u5 \+ @16-200 Limitations of Class 2 Circuits (Appendix B)! u, Q5 }3 @9 V: ^* Z9 j
16-204 Marking
7 U0 ^% _& F( S" j16-206 Overcurrent Protection for Class 2 Circuits
5 ]' F1 g( ~9 B% B" [/ M, \16-210 Conductors for Class 2 Circuit Wiring (Appendix B)9 n ?+ y( @1 r+ ?6 L/ f
ELC: extra-low-voltage cable
{' Q% O( j# l- ^) n1 b% l16-212 Separation of Class 2 Circuit Conductors from Other Circuits
, B% S) R6 E0 D" H' H
! b! o6 o6 D; JSection 18 Hazardous Locations$ v/ r/ b$ o' L" k& V& x
Scope and Introduction
/ o9 ~9 L M! J! H' n18-004 Classification# S% w6 O" c) ~9 P& e
18-006 Division of Class I Locations (Appendices B and J); r! k- T9 r# Y2 ~: ?
18-008 Division of Class II Locations (Appendix B)+ x0 B% h$ b( a( L+ B
18-010 Division of Class III Locations (Appendix B)
, J2 v" u7 Y' sGeneral
" {! X$ V, G6 T5 e) u- l8 P: g18-062 Metal-Covered Cable (Appendix B). _) U! f0 }2 G# Z/ b, k+ |
Installations in Class 1, Zone 1 Location8 ~: p# ~9 A* D- W7 B
18-108 Sealing, Class I, Zone I (Appendix B)* \1 u1 u9 O1 ~7 S8 f. v8 \
( {( E. ]4 L& p# W* S+ G) N
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
- Q% b5 V" R/ q5 n4 h8 U/ |Gasoline Dispensing and Service Stations/ I/ t& ?* Y" B6 O
20-002 General; C; Y+ k( ?; p0 T, H5 X$ K( p1 n
20-004 Hazardous Area (Appendix B)
1 t7 k2 W: m3 s! U& P; A0 w/ mPropane Dispensing, Container Filling, and Storage
- n. q5 |8 d; @8 ?20-034 Hazardous Areas - Table 63. p8 [$ E2 Y1 v0 H) s
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities2 }, `0 J( d! q! g4 E& z
20-062 Hazardous Areas) Q @8 A" N" e: i- g s
Commercial Garages – Repairs and Storage
* v* q; k2 ]9 V% P: n6 z20-100 Scope
& {: d/ ^4 I, p20-102 Hazardous Areas (1)
8 h5 ]& [* D9 P( r6 a. }9 m# y0 b( R
Section 24 Patient Care Areas* K: N. `' p4 i/ O3 [" w+ j
24-000 Scope (Appendix B)
+ q7 [7 }8 }; U5 r6 ~% J24-002 Special Terminology (Appendix B)
& O- }" Z- U4 ~- K Patient care area
% G1 `7 H+ Y; i4 jPatient Care Areas
# t0 ?6 n7 X+ b24-106 Receptacles in Basic Care Areas (Appendix B)& A# x0 q9 _; s5 [/ c4 r" v1 ]( f/ @! b; o
Isolated Systems) d R; V: o1 ?" a
24-204 Single-Phase Isolated Circuits (Appendix B)
% n; `# }$ z! j* C5 Y24-206
: m; j; }2 b! K$ n/ m! v/ d; a& w
Section 26 Installation of Electrical Equipment& a6 R8 c4 @! W$ a' i
General, U$ A0 B2 x; l0 l" w. G0 \
26-004 Equipment Over Combustible Surfaces (Appendix B), i$ n0 X2 q G0 S
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
8 q9 ?; Y$ H w1 z0 z5 L Isolating Switches9 t+ \/ G7 Y. I1 R6 q( X6 j
26-100 Location of Isolating Switches
# ] {. F5 F9 o8 uCapacitors
% p6 G- U' L9 J3 p26-204 Guarding of Capacitors( A% |6 Q! ~. \9 V% N: s: F
26-206 Grounding of Capacitors" w6 U3 |" U) w2 U3 N% _
26-208 Conductor Size for Capacitors0 k; _) r0 ?5 J/ F1 i
26-210 Overcurrent Protection (Appendix B)' B& y+ }; h+ s5 ?8 t& x
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
" q1 v) X" }: t1 I5 p5 u26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
# o9 h* p9 c) q" ?' O26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
2 @# \: }$ C+ |. H0 V* w0 q26-218 Special Provisions for Motor Circuit Capacitors2 b$ h& R- _& H3 Q; d, @" W* p
26-222 Drainage of Stored Charge of Capacitors6 x* h) G2 D+ d# I5 `. T9 V
Transformers; R6 W8 ]0 Q* P" G, z9 c
26-240 Transformers, General
3 u f) Q; J, }26-242 Outdoor Transformer Installations
# A: @8 O/ f$ W5 U9 {5 Y8 \0 L26-244 Transformers, Mounted on Roofs (Appendix B)/ I& w9 s" e, v: I2 {& E0 B
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)( s* \$ u/ i6 v/ B4 V
26-248 Dry-Core, Open-Ventilated Type Transformers, ]0 |& F- c4 a6 |* _
26-250 Disconnecting Means for Transformers
8 d# B. ~& \2 x, M( V! M3 s! ~% b26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
) [! p4 n5 @; P! |( W) x26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
! ` F% m$ ?9 J7 o7 V: S7 H1 A$ u5 J26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
4 Y/ M: x+ [/ e+ z26-258 Conductor Size for Transformers; y" z9 O8 p9 r# \" z
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)4 ]# |/ o$ Y* I6 f( F3 J/ p
26-262 Marking of Transformers
- j7 t6 e1 g i1 s26-264 Auto-Transformers
6 T5 T" C9 d4 ` }3 rFences* \/ E8 g7 @5 q. p3 A, V$ I
26-302 Clearance of Equipment - Table 33' S; d" r* w; R/ @& o: {. J
Panelboards
7 I. S9 A6 D6 b z1 i% ^/ J" Z0 g26-400 Panelboards in Dwelling Units (Appendix B)) `6 _2 g( |# E7 Q. {" l: |; e
26-402 Location of Panelboards (Appendix G)- D- ~3 v7 q' ^( X; t) O/ _
Lightning Arresters
' N$ e# J) w3 P7 e# Y4 o26-508 Connection of Lightning Arresters& G" M% t& \5 q" @; Q
Storage Batteries' S% H. |9 \2 s b. N! K7 M3 s
26-542 Special Terminology
8 e/ I1 Q$ l' v: P ~" d& Q26-550 Battery Installation& q& P' \- w M! p% o
26-552 Wiring to Batteries
9 i3 j0 A1 y ]6 L ]* G$ y: eArc Lamps
. g7 @% w/ q# G" i) b* R+ W* E7 K c26-600 Location of Arc Lamps
9 q5 i+ P# R; K" j* E26-602 Conductors to Arc Lamps
& E) U2 h, t& s: _0 c% t26-608 Globes and Spark Arresters
$ l! _# e# p# h [2 W5 GReceptacles1 i# d) n& V# m' j1 k9 y5 j
26-700 General (Appendix B): v4 W% P; B0 A- @3 t/ \) a& E
26-702 Receptacles Exposed to the Weather
# M! F Z! @8 rReceptacles in Residential Occupancies/ ?* { g6 A" \' Q: l# {/ V/ ~
26-710 General (Appendices B and G)5 h& q3 _. k J/ ?! y! B7 y4 y7 g: i9 ]
26-712 Receptacles in Dwelling Units (Appendices B and G)
h8 ?& V' [# `& o `26-714 Receptacles in Single Dwellings (Appendices B and G)7 K% M' Z% t- t7 b( M
Branch Circuits in Residential Occupancies
: ~/ t, @4 ~. x, K5 K& q$ q# h$ b26-720 General
8 P @: S& z/ J! Y26-722 Branch Circuits in Dwelling Units ^( s" U% ]% e' I4 Z. o
26-724 Branch Circuits in Single Dwellings
( \. W. a* N1 Y26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)4 E) H# k$ ]9 C# f) W
N 26-720 (F)
' O3 `! x+ s& G, T8 c7 CElectric Heating and Cooking Appliances8 p5 r L+ ]% B
26-744 Supply connections for Appliances
0 A6 Y5 P: x3 `$ v- h26-750 Installation of Storage-Tank Water Heaters/ L5 C. v8 B3 ^. k% ?0 Y& [
26-752 Infrared Drying Lamps
" ]% G% B- \# {8 m. I' ]! Y# i: b/ `. r' t
Section 28 Motors and Generators9 w' h: R: |' j+ R: ~+ O( S9 \& w
General
( b r6 N0 Z3 w% [% I+ V8 G) [8 S28-010 Special Terminology5 ~+ X6 u* i2 `7 V
Hermetic refrigerant motor compressor F& V3 U. X+ X4 n; C# Q! ]
Locked rotor current rating
, x- t" z, y6 C ]Service Factor
, R9 e& ~( g% o! iTable 44; Table 45; Table-D28 e# g' h) f: [
Wiring Methods and Conductors0 I: m, `1 A0 r" ?- M/ D! v% Y+ i
28-102 Portable Motors2 w* T M, }# F8 y* Y
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
0 A, v7 A! }& {3 K' p) t28-106 Conductors, Individual Motors
2 S0 w3 \, N1 v" E2 R2 M& R3 y4 @* w% ?28-108 Conductors, Two or More Motors
* S. }6 z+ Q f- M& w9 b2 }9 }28-110 Feeder Conductors
* d0 M$ S# F! [) |1 g) G28-112 Secondary Conductors0 ~/ v- }* ]& G7 [2 `$ M5 x
Overcurrent Protection; E5 G1 _, F2 |- K U% }: ~: E, E
28-200 Branch Circuit Overcurrent Protection( x' t% e. `( d- q0 |
28-204 Feeder Overcurrent Protection- P; [3 ?; T* w9 P5 {
28-206 Grouping of Motors on a Single Branch Circuit. j! {6 w9 ~6 K! G5 s$ h7 t7 M; t9 O
28-210 Instantaneous-Trip Circuit Breakers (Appendix B), [5 w5 R _, X% D
Overload and Overheating Protection
) F- G8 X9 |' }0 i6 ]28-302 Types of Overload Protection
6 K2 ~; r( |" E+ f6 s28-304 Number and Location of Overload Devices (Appendix B) Table 25 Z& S5 \) O6 a6 g3 D/ A
28-306 Rating or Trip Selection of Overload Devices (Appendix B)
& R7 m; U" v2 \2 |+ @* p28-308 Overload Protection Not Required
7 c3 K0 J; ~6 @: hUndervoltage Protection ! H( t/ M' G: _- ]
28-400 Undervoltage Protection Required for Motors (Appendix B)
! U+ F1 b+ D* ~& d$ I" qControl
/ F% | y/ n: R7 Q c$ E- r5 n6 D, c28-500 Control Required
% z0 x# } _% A- I3 U0 p0 w28-502 Control Location; l% `8 a" h7 }) b/ `
28-504 Starters Having Different Starting and Running Position2 S/ @4 K& A( B9 q! x
28-506 Grounded Control Circuit9 O/ e" D1 O/ L: f# P
Disconnecting Means/ F+ t0 t0 T j- g
28-600 Disconnecting Means Required
! Z7 _# q3 `: X& }# K9 y' i28-602 Types and Ratings of disconnecting Means (Appendix B)8 I$ ^9 j* x: Z0 i! r0 J. ?0 ?
28-604 Location of Disconnecting Means
) q$ p( A; z+ a `. r$ I) l Hermetic Refrigerant Motor-Compressors
0 W* T! C/ q' G7 n# o28-706 Conductor Ampacity2 n- u; {; ~5 J7 r+ r% A& C' k* p
28-708 Overcurrent Protection
8 O% k$ q! Z% }& m. }' O2 N) w28-714 Disconnecting Means
7 a$ ~5 n$ t" [. @Protection and Control of Generators# \0 Z$ w/ w5 n: Y" {3 u- t
28-900 Disconnecting Means Required for Generators; F8 o+ @/ z& t. P9 Y' j
28-902 Protection of Constant-Voltage Generators. J" |4 j8 F. V. Z7 s( J) _; O
28-904 Generator Not Driven by Electricity) @' E2 x1 ^1 X }9 H' p- x3 U' K
28-906 Balancer sets
! @+ d I" A1 m6 W! R$ H M% m: x28-908 Three-Wire Direct-Current Generators
8 `1 s5 R0 Z; G4 o4 C
: b9 E* k/ Q6 [6 V2 n% m4 X3 j. bSection 30 Installation of Lighting Equipment I; `% r5 l. R9 u0 ^: R9 _
30-002 Special Terminology (Appendix B)
7 j. W, }# A- M3 b9 HGeneral% A; N: |- h! [
30-102 Voltage
, n& x/ k$ i, u2 v30-104 Protection (Appendix B)
2 a3 v8 Y2 W6 B# f" u30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment6 A" y( M6 Y6 U3 C% r
30-108 Polarization of Luminaires
. A7 ~. N4 s9 N5 s1 j30-110 Bonding of Lighting Equipment/ [* V. d% A3 Q# M: S
Location of Lighting Equipment- h2 m: d% L5 @2 ^; f- \" f% M' U6 h
30-200 Near or Over Combustible Material- j# i; v8 A5 r% i# R; k
30-202 In Show Windows
, Z O! d* u7 J# g! ]0 t30-204 In Clothes Closets
, @% y1 V1 d3 [ {4 Y3 mInstallation of Lighting Equipment
2 `0 y- a, D3 x; ?30-302 Support
: |( W2 [0 _- v! p30-304 Outlet Boxes to be Covered, ]: |) e- U9 a6 B ^
30-308 Circuit Connections
5 d* Q% b. c: k5 V& x3 i9 G30-310 Luminaire as a Raceway
; d& r) U% b: c1 a% N @ L2 l2 w30-314 Minimum Height of Low Luminaires
* n m- p1 C" [$ y2 U) A30-316 Luminaires Exposed to Flying Objects3 Z5 F, z- d, U) G- s1 i
30-320 Luminaires in Damp or Wet Locations; ?" r, x' z( z1 |/ T* P. S$ p+ W# t
N 30-318; U% X0 O, ?, F6 ^; ~/ M9 t
Wiring of Lighting Equipment, l6 _+ x, ], O# m8 @) X9 Y
30-400 Wiring of Luminaires
7 v! x; q- J( @" S# |30-402 Colour Coding' T+ k& A* R% V `
30-404 Conductor Insulation& {* f; G' N3 o
30-406 Conductors on Movable Parts
) F# w# q6 W0 ?+ d30-408 Wiring of Ceiling Outlet Boxes
" B. w2 ?9 d3 u1 H30-410 Wiring of Show Window Luminaires; M' L1 S+ }1 E4 L
30-412 Tap Connection Conductors* d1 o8 k) I4 d: W
Luminaires in buildings of Residential Occupancy
' v7 i1 T, k" @ t$ f3 e30-500 Lighting Equipment at Entrances (Appendix G)2 @: x! k4 p/ t& G
30-502 Luminaires in Dwelling Units (Appendix G)
# `, t2 | k" Q6 Q' e H30-504 Stairways (Appendix G)
# B% ~+ [4 a# p' b3 R; @30-506 Basements (Appendix G)
6 S. U# f% {; |# p& u30-508 Storage Rooms (Appendix G)* ]- Y. g. P( j0 d1 [1 F9 P
30-510 Garages and Carports (Appendix G)
% m! T, B/ O( ^! H' ULampholders
, S( l8 g$ `4 b' `: ?30-600 Lampholder rating with Incandescent Lamps- x Z+ Z$ d& ?9 U
N CANCEL* [* r4 `2 v4 t) @, o* Q
30-602 Connections to Lampholders* O* n4 Z1 e5 ~/ i- ]0 ~* O' N: u
N 30-600
, W3 O) L, n& R, i30-604 Switched Lampholders Used on Unidentified Circuits+ I! K! i% n. x& U7 i1 O
N 30-602+ r$ S0 F# Q2 A, \
30-606 Switched Lampholders with Pull-Type Mechanisms* m* I) B+ Z* c4 W# z
N 30-604
6 _2 A! ?. o) O9 j3 x3 o4 Q1 Q30-610 Pendant Lampholders$ b! ?6 c6 C, y
N 30-608
3 j9 L4 a1 i8 @; X8 }( t' X5 G- m0 ~Electric-Discharge Lighting Systems Operating at 1000V or Less2 |5 `; c3 _& K3 T( ^
30-710 Control (Appendix B)
8 r$ w% M% o5 F; k30-712 Branch Circuit Capacity0 B/ j& T# I% b2 C* k, R: U
Electric-Discharge Lighting Systems Operating at More Than 1000V3 f V5 d8 A2 D( S* \
30-802 Voltages, Dwelling Units7 E- q. {& P+ N3 Q6 w8 z' z
30-804 control (Appendix B)
" }# ]4 f( q2 E8 sRecessed Luminaires (Appendix G)
# g; f/ I( x: g) X30-902 Spacings for Non-IC Type Luminaires) \) i7 c+ c5 A. L3 [8 S
30-910 Wiring of Recessed Luminaires (Appendix B)' u3 Q) @+ f; Y- q; W+ }% C
Exposed Wiring for Permanent Outdoor Lighting
8 o4 M7 k1 D J/ T4 I- E30-1120 Branch Circuit Loading and Protection
6 A* R' ]' f/ j2 o4 F8 YExtra-Low-Voltage Lighting Systems4 e: H% h% I) h& K9 x' f# i& }
30-1202 Sources of Supply
, Y0 X' p9 i. g/ T5 h q5 |
* F( R8 d2 {+ P# N# m- ZSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
6 d, G) ]& K7 |0 \& D$ r5 M3 `Fire Alarm Systems; c: r- C) g# U: g: ]
32-100 Conductors/ p# G9 P: W5 k
32-102 Wiring Method; N% d0 D2 K# R; H
32-104 Equipment Bonding
" Z: V8 i/ I4 t. t, w. f3 Z- h32-106 Electrical Supervision3 k, j) H+ ^9 e5 p% t) A% _
32-108 Current Supply
0 Q9 N1 A) S e* V. V2 q& i32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)4 W" |7 g! ^2 P, I
Fire Pumps
1 E2 u2 a2 U- U6 s* F32-208 Overcurrent Protection (Appendix B)# B. K3 O& D" }
N 32-2065 ^" z* ]) k; c
32-210 Overload and Overheating Protection (Appendix B)
! O- h8 g3 N8 c( c$ h9 g/ H32-212 Ground Fault Circuit Interrupter (Appendix B)
2 Z- W2 T. u1 g. g- J" |- c
* ]- E5 }, \+ ySection 36 High-Voltage Installations
. }7 O% B1 L0 b' w7 V. `General
5 X! x5 L) C @36-000 Scope (Appendix B)
4 V+ }. N" |' t6 t, o7 P36-006 Warning Notices3 G8 {% p8 s% c2 y7 n: R) x
Wiring Methods
y! Z3 M" y9 X/ }36-102 Radii of Bends6 K( ]* A9 H$ R3 }3 P
36-104 Shielding of thermoset insulated conductors
; _' U9 z1 H9 @2 y36-108 Spacing of Exposed Conductors (1) table 30, table 31
) ]* w6 Y& |( B4 }0 l36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
4 Q: o1 H Q. H rControl and Protective Equipment0 p2 ?. b% I/ c% ~/ \
36-214 Disconnecting Means
- e" f' r$ G! a. N Grounding and Bonding1 l1 y% [+ z- k
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
" r- \! N9 J% _# ?/ F1 _36-302 Station Ground Electrode (Appendix B)9 `8 f9 D& f) ]* O
36-304 Station Ground Resistance (Appendix B): t2 K9 q! Z [- ~/ N
36-308 Connections to the Station Ground Electrode (Appendix B)
5 x0 L2 I& b. I0 @36-310 Gang-Operated Switch Handle Grounds# ]& S1 A/ D R+ n! Z* O
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
7 w. @, w9 l5 v! A9 d q! t$ }/ E/ G, N" o
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
D( ]+ F4 k* F4 r* `& f% C38-002 Special Terminology (Appendix B)
- \9 A7 ^; ~8 O+ x38-003 Voltage Limitations (Appendix B)
7 D9 w6 z+ c4 |9 e' }% J38-004 Live Parts Enclosed( w* e; G2 Q+ m* m0 {; V
38-005 Working Clearances
" t4 ^" E5 Z* j" T+ ~; d1 f38-011 Insulation and Types of Conductors6 Q$ V% h3 F# b3 ^8 B
38-012 Minimum Size of Conductors" t- s, k& s: q2 e! [
7 f8 J8 {; ]+ S( x4 K
Section 40 Electric Cranes and Hoists
" n8 s: R% K0 X( C: z+ V40-008 Disconnecting Means
# S* j _; X! v6 x& |0 X40-010 Main Contact Conductors0 h' D# F. l" H0 Z; [
% c: s! I; z/ C
Section 42 Electric Welders: |/ q( M& r* M* m: w
Transformer Arc Welders4 s( f0 m( Z; b' U" K3 H6 [% I
42-006 Supply Conductors; T, J) G8 t) f, @8 A; X; k7 l8 D4 u
" V$ _: E0 _; b
Section 44: Theatre Installations
' R' h# ]% f/ a3 Q( Z. L9 HGeneral
. }7 O4 Y/ A8 ?4 R% U) G2 l9 r44-104 Number of Conductors in Raceways; i- L r! C' P7 S9 z( I
44-106 Aisle Lights in Moving Picture Theatres6 w2 D% @2 x/ p) D/ m
Fixed Stage Switchboards1 J9 V# o4 K, n9 {
44-210 Overcurrent Protection
: n# ]! y- u: K; M, gFixed Stage Equipment0 k' Y0 [: r* _
44-324 Receptacles in Gallery Pockets
! J, p2 O4 f# G$ z44-326 Receptacles and Plugs
8 L9 s3 i, d$ v! c b& T5 @" S0 M4 Z! F8 Q/ X2 R
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
! j3 ? _ S8 Y2 Z% ^General* s- O. W+ z, @2 V( i( J
46-102 Instructions R+ `! @7 X! t# F# R" }
46-108 Method of Wiring (Appendices B and G)9 n5 p# }: Q# B2 r& q0 d# y) J; p
Emergency Systems3 ~8 j0 H- Y A7 i/ ]; V
46-202 Supply (Appendix G)
0 E' M+ `. H5 L: I! F1 o! w46-204 Control9 b c4 l! b, j& x9 _" E
46-206 Overcurrent Protection. K' H. l( k1 ^+ z( U$ v7 Q
46-210 Remote Lamps A' ^$ }4 C8 j0 A' B- U X9 q6 n
Unit Equipment& _, [# C1 v3 N3 f( ?' }7 ^- j$ a
46-304 Supply Connections; E" r, `! l1 k
46-306 Remote Lamps (Appendix B)
( c/ _, e5 }$ t1 gExit Signs3 Z i6 G% _, {
46-400 Exit Signs (Appendix B and G)
V# Z" }% s2 ?8 ^, ?- \
8 T3 S! U m7 c0 m0 S: k/ oSection 54 Community Antenna Distribution and Radio and Television Installations! F5 N w% w3 s) r4 z: j1 u
54-000 Scope' h Y0 x `" q: k. M8 r
54-004 Community Antenna Distribution (Appendix B): N& Z. [- {/ V; a6 I5 q$ z" m: z
Community Antenna distribution
; ^6 w3 O% g( K- S0 i54-100 Conductors
/ ~# n, w P: k# g9 k! `54-102 Voltage and Current Limitations (Appendix B)5 U4 f+ C# M. B1 ]+ v. D
Protection
5 x: j/ g, M6 f54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)- {$ `9 \7 G: x, m+ c
Grounding. _& d4 G5 C' {7 q( e+ w2 t0 B
54-300 Grounding Conductor. n- B. f' \, ~* W7 x
Conductors Within Buildings
/ v3 H3 p4 a/ ~) }54-400 Separation from Other Conductors8 d5 i6 H& {1 r$ H2 W
Equipment; \+ x% z7 }. P n, x, M( f4 U! w
54-500 Community Antenna Distribution Amplifiers and Other Power Sources% n1 Y+ B% B& t5 H
54-502 Exposed Equipment and Terminations) R$ C3 n/ j. P3 G7 U
# O6 i7 |# u U. G
Section 56 Optical Fiber Cables( C8 N" b: w* c" X/ Y
General
- n' B! U, _/ B1 B56-100 Special Terminology# }6 O5 n; D: A0 W8 S
56-102 Types- n$ ^! o$ j; p. a
Installation Methods
: n k; x5 o) o1 u* ~& e2 t56-200 Nonconductive Optical Fiber Cables (Appendix B)/ w! T) q& @- y( l3 V3 A
56-202 Conductive Optical Fiber Cables (Appendix B)
) l+ d, X2 c+ m7 b! o56-204 Hybrid Cables
" f$ s7 u- v) u. C0 V56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
" i: Y, I X; Z0 v* @% T
' _7 w+ J( Z+ q3 W4 I1 K* _Section 60 Electrical Communication Systems5 V, S* e ]0 H1 E; v* b6 @
General
1 F& T. {" B, Y+ z8 m60-100 Special Terminology9 N! h( G/ {$ G' a6 z
Protection/ v$ y3 t! J" |' Y: H
60-202 Primary Protector Requirements. k* I) p- y1 a6 [8 L/ f! Z% P" e
Inside Conductors/ G! [8 Q6 k) ?% y2 y
60-308 Separation from Other Conductors5 N/ d( U2 x; \) F0 l7 k$ b
Equipment; e# L: Y/ }. p6 D1 ]
60-404 Exposed Equipment and Terminations5 x* W+ ?6 }2 i" n b
Underground Circuits
o; e9 \+ H8 u& m. ~ U60-600 Direct Buried Systems
7 ?' Q5 A0 I7 `
& [8 P2 V, W O4 X2 ]3 r9 ISection 62 Fixed Electric Space and Surface Heating Systems
) t0 T l0 b- ]: t, NGeneral) i: K# v7 ?5 X1 C P
62-102 Special Terminology
4 V Z0 [/ m: P+ |6 {62-108 Branch Circuits
; a5 J& g$ ] B7 p" M& y62-110 Installation of Fixtures
- g) U% J# z% F1 L: O; r% P: H62-114 Overcurrent Protection and Grouping (Appendix B) (5). T" y9 y4 t9 ?) D- w. K6 P
62-116 Demand Factors for Service Conductors and Feeders (2)$ d- t6 ~4 N0 L5 U" N
62-118 Temperature Control Devices$ F% I2 Q2 ~7 @1 C
62-122 Installation of Series Heating Cable Sets (4)(7)
- g- c% M3 s. i7 q3 m9 o' E& BElectric Space Heating Systems, G% y" J; S6 Y0 \+ E
62-202 Temperature Control3 e. P; t: n4 t# Q6 r
62-206 Proximity of Other Wiring (Appendix B)
) }3 U& \' |! m3 C62-214 Installation of Heating Panels and Heating Panel Sets
6 q4 x+ R: \& ^; Y62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
) N; q% i1 j. d/ \8 C. x: q1 f62-226 Installation of Under-Floor Covering Heating Panel Sets0 v. |8 ?4 l- ^) O" [8 n+ ]; |8 k
Electric Surface Heating Systems
: B3 I# r% N' w2 Z- U# s4 g62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
2 ?- | d% P2 L; H
; o2 n; V$ ]# { W: l* f3 O" p5 @Section 68 Pools, Tubs, and Spas! @4 r) n- }+ V
General$ L+ n' }/ }5 y3 F p
68-050 Special Terminology J; x9 Q' y6 a' J5 w( |
68-056 Underground Wiring - Table 61
9 k5 x% I; ~* D+ _68-058 Bonding to Ground (Appendix B)
0 ]$ |$ }+ ~$ T6 s6 A$ Y5 S# n& Z& x68-060 Junction and Deck Boxes (Appendix B)
/ G7 ^1 Q0 h! z3 p: u# q1 ~. Q68-064 Receptacles" C4 N* m" V* V9 p$ K: c! N( m# s
68-066 Luminaires and Lighting Equipment
# {+ b! d: ~# M% E68-068 Ground Fault Circuit Interrupters (Appendix B)
: k. d/ A5 q% i7 Z# [7 F/ c1 ?# ^2 z2 L$ v: i/ w* z5 _# M
Section 70 — Electrical requirements for factory-built relocatable structures and - `3 r1 q: k, A
non-relocatable structures1 B7 U, K8 i! ~" t9 w6 }* f
70-130 Tests (see Appendix B)
; V4 w% O5 w& ^% X/ O* Y3 l" g, \9 _2 Z
Section 76 Temporary Wiring (Appendix G)+ C% N; @/ Y& T3 ?8 K
76-004 Grounding
( x* k; V3 _& L3 F7 g; l) v" b1 I. ~3 R8 j+ n76-008 Service Entrance Equipment
5 r ~% f1 {/ b- v4 _N 76-0060 W6 i" c1 K8 m! x) `: J4 R7 k+ ]
76-014 Branch Circuits9 R0 p" a" I% i2 Y3 p
N 76-012" `1 W! b9 N3 @5 n
* v/ A1 u- J" X! Y9 M
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours* g' |+ `5 s7 C* r. {
Marinas and Yacht Clubs
2 X; m$ Y7 Y" Y; |0 w$ v/ G% @78-052 Receptacles- T5 x( }5 ^! i% U
78-056 Feeders and Services
0 W6 a7 O/ P6 o: t: RMarine Wharves, Structures, and Fishing Harbours
9 L3 V* s2 r* q7 U78-106 Grounding and Bonding. \( ?; X6 b. B3 _ m7 \1 k
Tables* M* F4 s' q/ ]( p6 P
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
3 X+ o9 q: O0 B4 b( O3 a$ S, T* Z
W; G) {1 y+ F4 DDiagrams: 1, 2, 7
% D4 W3 K0 v7 y5 ^' H. @) d) g8 X
$ d+ U+ b# X8 I+ @Appendix B
; }4 S% H; i8 b9 S% r- `( |" N" Y+ @P352: Ground fault circuit interrupter- 6mA& h; P+ x: i0 i( D
P354: 2-126 FT1, FT4
" d5 l" {0 z( W+ _+ o$ [P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)4 \1 G2 L* Y7 o3 _
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
2 O, s! {' n( S7 b4 ^, DP370: 12-1012, 1118, 1214 Example:
9 Z$ T& E3 e `2 b# WP371: 12-1108
/ O* r% w3 R2 R5 Q2 UP381: 18-108(1)(b), 18-158(1)(b)
0 D$ Z* ]4 T5 j6 B1 h& ~* g4 g+ VP386: 24-206
+ q+ a5 \6 b5 K6 T+ x7 f* AP389: 26-2568 c: S+ [( j5 j$ C- I! m! [
P391-P393: Section 28, Example to determine Motor Conductors and Protection
) Z, f# ?) C$ ?7 k' K/ m% J1 R* Z. f8 B
Appendix D V$ c: ]! S1 L
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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