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Canadian Electrical Code Review Guide
) n; m9 B0 ?( L8 [( [For the Exam of Electrician For Red Seal License' P# e4 z6 o* s$ Y
9 \/ Y! b7 }- J! a1 fLesson One# L; f* t+ S7 p3 b7 q6 J0 S
Section 0 DEFINITIONS
+ O9 c/ K" R4 _, x$ w3 {This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
^. x& k8 x2 ~7 i% ]5 y+ k0 cAccessible as applied to wiring methods" W7 k* n& R9 A5 ^1 v) S
Alive or live
" l0 M& B' _& y$ a2 I4 e) oAluminum-sheathed cable2 X9 A2 K4 w" ^# I
Ampacity
3 V1 I+ f! X& A8 @+ v1 vAuthorized person
! u% S$ z% `! R0 g( |9 g3 Q& lAuxiliary gutter7 s1 {# f9 t: ]& }/ V) g
AWG
2 Z2 t. l e8 ?" T, YBonding
' G R. x4 b' I1 Y5 m6 y/ wCable tray
0 q1 [3 Z+ p% K* M+ TCellular floor
* m( K- J% ~# F9 i! S0 `5 ]; @Branch circuit2 [, v; [# `! Y; I
Bus% K5 p9 D, z3 J" Z8 h5 p7 l
Busway
8 p7 H9 u+ `: ^- w, _1 s. s7 FCommunication circuit2 \ _) q- s$ i9 x- k, O3 R
Extra-low-voltage power circuit( w' G( h* @0 O: o- r
Low-energy power circuit
0 x+ p4 m. b3 C! B+ T8 Y$ d3 O3 qMulti-wire branch circuit
9 H8 _1 m/ U- Y, ?, VRemote control circuit
: w# a9 n+ m) N8 P$ pSignal circuit4 j$ D- a! C- Y4 ]8 K: d' l( J
Circuit breaker
$ ^6 |; a, G3 i- D+ Y& Q3 {0 \Instantaneous-trip circuit breaker, K; r; h3 Q1 m% b
Conductor
3 P" t9 @2 Q6 U* sConduit$ G4 L1 g8 K5 F. ^* G5 Z
Flexible metal conduit d# j. q2 b" a, s. ^/ z
Liquid-tight flexible conduit( G5 ^: ?. a" S! X) J5 r7 O
Rigid conduit
* }. r- C1 G- [6 d Rigid metal conduit
0 _; B0 L: ~+ G: X Rigid nonmetallic conduit
, R. v5 [" R% h# Z Rigid PVC conduit% E, w r7 X6 |
Connector3 I' Y! @5 z* q' ~: J; Z+ Q+ M2 a
Box connector
, p& Q: [; }5 o1 D Wire connector
1 w5 K. e P6 J) J/ vController
; Y. \5 E) m2 p' [3 g7 s* o) a1 jDisconnecting means& Q* v2 _0 ?; J6 K) n- Z% [" i0 i
Dust-tight' s. [, A. A0 _' b9 e5 @
Dwelling unit
6 \4 w6 W2 l6 M4 O7 w) U; L! x* {$ \4 vElectrical contractor
2 L' C7 w" t5 n4 GElectrical metallic tubing$ I! m, {" V3 t' D0 d0 h
Electrical nonmetallic tubing
- V" c0 u M. P: T6 FEmergency lighting* k$ y. ]: x+ [1 T2 u5 _
Explosion-proof8 I6 {1 X `' J) X- J+ q
Extra-low-voltage power circuit5 t" H" |% ^7 \9 Q2 O
Feeder
' o6 e% Z) ]% r w/ W- Z) wFlexible metal conduit
- W) D4 L, k) ?$ p0 fGround8 Y- N* |# w# o/ x a; N% V
Ground fault circuit interrupter
- h# e+ o) L+ [* X" l- A1 H- GGrounded0 o! O9 `# ?* d0 C
Grounding* o: m8 z4 Z+ ^' l3 R5 R
Grounding conductor
X& }: Z, @7 ?! c: A% i! YGrounding electrode
2 y" f a# y+ q8 z+ @* q% SGuarded+ `9 N. \5 B( H4 h' i
Hoistway
4 Y4 t. A1 M: bIdentified( x# J' ]+ X6 m0 O8 C
Lampholder5 x8 `" R) w# V" Z" N) Z- e8 Y
Low-voltage protection; n+ t! e% s$ j) `9 o* q
Low-voltage release/ @# q/ j0 b7 L) V: x
Neutral
$ ~& v5 c; Y+ Y: T9 T6 d* r4 H& fNoncombustible construction
/ w; w1 k8 {# |# H' c. h& d* VOutlet
' ~$ u' k& T6 [1 v8 VOutline lighting {2 u/ v% B' e, g( _$ q6 A
Over current device
, F# Y+ L# O) ?$ D t5 iOverload device
1 v4 ^0 {. ]" ePanel board
6 ]1 y" i# y5 f* o8 w oPanelboard, enclosed% Y3 ^+ F3 V! S" L# k' V3 k
Permanently connected equipment
& W7 W! t) ~( Y! r% i! z& vPermit
# @+ c! ^. ]+ w4 ~# H) G, J! y; wPlenum, S+ U% V" i: P" T0 S% S
Portable as applied to electrical equipment
6 x4 m( Q7 k+ K" E5 oPortable ground fault circuit interrupter) Y, x0 `& c$ Q6 c
Power supply cord `/ B9 v" X& I7 z& U1 ~2 r
Raceway" N9 G+ I! B2 U) j3 m; ]
Receptacle
% @/ h) b9 v0 i Duplex receptacle) F# ~4 Z! \" T7 g; s
Single receptacle
2 l/ A( ?% n$ p7 K3 q" j Split receptacle6 k0 K* }5 p+ u0 V! n4 y
Service, consumer‘s
- b" k% M9 G. Z! x+ gService, supply( e) C u1 {' x" @6 x
Service box
. ^9 X I3 T; y0 j0 @6 M2 r% O/ cService room
( N6 _4 @/ A( R3 t4 TSingle-dwelling2 G6 x) {3 Z0 J. W# ~5 |
Slow-burning as applied to conductor insulation' F( R) A3 J+ \
Splitter
3 { W& F1 E" O; @( b1 wStarter# m- b9 |, K) M& u
Switch& L7 u/ ?9 d+ P3 Z, L' g
General-use switch9 i" \/ V- G( \6 R
Indicating switch
$ D7 r% p0 f$ O6 r _0 F Isolating switch# S- Y P* W. D8 y& A: P
Motor-circuit switch
x6 [6 h4 N6 l, _- q9 G1 H( ASystem
) ?* L7 h2 {# Z- S7 ?5 m Communication system
. `7 x/ Z& T& u* [8 O Community antenna distribution system(CATV)
/ v/ |) K6 ~2 s5 s Grounding system. r$ L/ V1 {$ G C" u( X- D! k V
Underfloor raceway
% f; y( x" u+ l& p+ e, V$ ZVoltage:# }# V0 t: _) d2 ~& a
Extra-low voltage4 E+ t2 c1 s+ r) `: q: n% N) Q
High voltage
. P* \3 e7 u/ u Low voltage6 t3 H& Q/ E- I- Y" O" {
Voltage of a circuit: I, @3 w' K0 r2 n
Voltage-to-ground" N+ X+ H; R3 F+ w, S( D4 |1 p
Wireway Z( _; ~: s/ y- q6 J9 f% E, x$ y0 I
6 w& y0 v. o) m: k6 o7 Y/ S2 w2 qSection 2 GENERAL RULES
5 F& J" p7 N/ ^3 l' N/ tAdministrative
; y D$ A. l# w7 E: R& [2-018 Reconnection
+ q$ {+ R; u+ `. k2-030 Deviation or Postponement5 Y' ^' D# i, y+ k+ D( y
Technical General8 G$ g$ L0 g+ I; z- W$ y
2-106 Circuit Voltage-to-Ground – Dwelling units
; U( ^' M" Q% \" Q0 ?6 D6 c2-114 Soldering Fluxes, s" v5 P& V3 F) V/ L0 x
2-116 AWG Sizes of conductors% v+ I- R8 O5 r( M: W
2-124 Fire spread (see Appendices B and G), p- Y7 ?: A8 z7 S! [
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)% K" W7 `% m3 \
Protection of Persons and Property; b$ y5 u W# O% x' l/ G
2-202 Guarding of Bare Live Parts9 R" E9 A i5 k
Maintenance and Operation
5 |6 m5 m' b/ p5 n/ n9 T: U3 l, z2-304 Disconnection
3 D8 I, v) T! J% D8 Z+ @! k4 Z# I, m2-306 Maintenance of Live Equipment
; S5 u" b) f7 B d/ ?: U; RN 2-306 Shock and flash protection (see Appendix B)
5 ?# r( |) I7 ~% f0 r+ e8 D2-308 Working Space About Electrical Equipment: Table-566 S% X/ e" D% ~. j E ~
2-310 Entrance to, and Exit from, Working Space+ ~0 I+ z% w" U! a
2-320 Drainage6 j( B9 ~/ `0 q3 ~# o6 P3 }, i
2-322 Electrical Equipment near combustible Gas Meters and other Devices' g; J! I: m+ S/ F- W; g0 `7 v. Y7 \
Enclosures: T3 |1 t8 u! g
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
- N% b2 W4 V' M1 v; t2-404 Marking of Motors: DP, WP, TE6 |/ P: J8 X, V- n |5 v, \
* c6 T* C( q! [6 @. j" ISection 4 Conductors* I) g' A; D5 F( P3 Y3 l6 r
4-000 Scope2 b5 S( K2 P# }+ v4 |
4-002 Size of Conductors: 14#, 12#
3 Z( U, I8 O. v4 p, p& d4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 368 \4 s# v9 O% g9 y: z2 e
4-006 Insulated Conductors: Table 19# B: t7 }% Z2 b7 m+ k
4-010 Uses of Flexible Cord: Table 11$ x* s9 `$ p5 S6 w* C# J- ~
4-012 Sizes of Flexible Cord
9 u- R& q! z2 U E6 m. X- e! t9 z4-014 Ampacity of Flexible Cords: Table 121 t! o* t0 U: B/ |: q: f
4-018 Equipment Wire& @, O8 u* X J9 }4 ]
4-020 Insulation of Neutral Conductors
2 l4 s3 Q3 J! L% R) y4-022 Size of Neutral conductor
3 u: G& I9 _5 n8 K* G4-024 Common Neutral Conductor
7 C6 O, ]6 m; B" Y# Q3 ?4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum4 X4 e. ]+ d4 ^$ \
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
& p8 D0 Q' M" M5 k# |* [0 Y# U4 A4-032 Identification of Type MI Neutral Conductors
! p% q& \+ Y5 w: \4-034 Use of Identified Conductors- A9 T4 y- b( o1 E
4-036 Colour of Conductors: Phase A, B, C, …; c# f! e, H& ~ }4 s
& s/ |& w) F' {' `0 XSection 6 Services and Service Equipment2 G3 K2 u4 A+ [0 u
General% x; X4 N. n8 C$ e
6-102 Number of Supply Services Permitted
: U' u# ]3 f: g$ |6-104 Number of Consumer’s Services Permitted in or on a Building
/ n u5 x0 z# Z: z6-108 Supply Service from an Electric Railway System/ t: V F+ l9 X9 G
6-110 Three-wire Consumer’s Services
' ]( G g0 @6 M$ O; N# D- [! r2 V6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
2 {* y- w2 U7 E/ a9 O# c1 N5 y6-114 Methods of terminating conductors at consumer’s service9 C6 ?4 |9 T" p5 [2 a5 b: k4 u, u
6-116 Consumer’s Service Head Location. q2 V& g* U" E3 l& x9 O0 u
Control and Protective Equipment
, @- X' x7 `- _) O1 Q" \6-200 Service Equipment
; y" m( [: t, y1 P6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e). {- ~/ m7 y- Q
6-208 Consumer’s Service Conductors Location
# a- ~& Y5 C7 `8 I6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches3 y, I! {* S6 u
6-212 Wiring Space in Enclosures7 u: K: \" K0 ^% X* E/ f
6-214 Marking of Service Boxes. k' {2 ?7 I( G* G
Wiring Methods
6 N% q7 x) { e* ]7 J9 I6-300 Underground Consumer’s Services% L4 q& b/ v% U7 F7 f( p& C, w- ]
6-302 Overhead Consumer’s Service Conductors3 R6 K' m# _0 u: x$ f
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
Z/ B b d: \. W W& ]: A$ t6-306 Consumer’s Service Raceways! P8 Y6 O/ i9 T. Q7 G; k8 K
6-308 Use of Bare Neutral in Consumer’s Service
* n! l/ x3 @6 c9 v9 F! S$ ]. S6-310 Use of Joints in Consumer’s Service Neutral Conductors
: @% d* z2 G Q8 F/ Q% \6-312 Condensation in Consumer’s Service Raceway! k% ]1 V* ?- C; Y2 M
Metering Equipment# d1 Y) ~: f( K$ f
6-400 Metering Equipment
" ]) c- x3 p3 t( x) a0 y. f* s4 m6-402 Method of Installing Meter Loops
" u6 g7 y! g5 t% Z6-404 Enclosures for Instrument Transformers
5 D3 ~: s2 A, b6-408 Location of Meters
9 Z1 m- ?; S- V8 b$ w1 ]( j' K3 y$ |" f4 ~, Z1 j
Section 8 Circuit Loading and Demand Factors' b- l' j4 c2 ~# Q
General
4 ^8 e. c0 `; o5 q a6 s3 W1 h x* d8-100 Current Calculations
8 }5 o# `# B* K5 M3 L- L8-102 Voltage Drop ( see Appendix D)$ x/ L# g; r b# S6 T. [/ i6 D% ]# C
8-104 Maximum Circuit Loading, Y/ u( Q, q% s% \" v
8-108 Number of Branch Circuit Positions9 ~; h( K$ Y) \7 g3 ]
8-110 Determination of Areas
3 L4 w( B. O# O9 n7 L6 _1 ZServices and Feeders
% g' o% h7 ~5 u% Q8-200 Single Dwellings (see Appendix B)% y1 L: R; @) W
8-202 Apartment and Similar Buildings3 p+ k% X: Q! O
8-204 Schools
- e/ E" L+ Y7 j& ]# E8-206 Hospitals
6 J" i3 q7 j* o& x8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
c2 x! w, @# ~& \8-210 Other Types of Occupancy (Table 14) O. \: b g" V% Q9 H% Q
8-212 Special Lighting Circuits
( D& g/ U; f, UBranch Circuits
3 F& E1 \9 S7 l% ?2 e! W8 F8-300 Branch Circuits Supplying Electric Ranges
% O% @' r+ I' u( Y$ `% W8-302 Connected Loads
9 Y( _6 |( o; _. P$ p7 ?! g9 _1 d' A7 h+ r" i% u* W# d( y s
Section 10 Grounding and Bonding
3 q5 U- _. C. Z/ H) X! H1 I8 Y K9 LScope and Object' e) j# }" I" ~# O& u V/ y) Y: _
10-002 Object7 Y2 e% [$ |. ~6 U
System and Circuit Grounding
! `9 q, o& ]4 a2 y2 f1 _" J10-102 Two-Wire Direct-Current Systems
3 w6 a2 m0 K* t( G1 k* O1 }10-104 Three-Wire Direct-Current Systems5 @ o3 b4 r: e9 |, N. x
10-106 Alternating-Current Systems1 K1 b6 m0 b( }) p$ r
10-110 Electric Crane Circuits3 B% f" M; t4 r& ~4 ~$ i0 A+ j! s
10-114 Circuits of Less Than 50 V
* z% D l$ O8 u1 b. J; [10-116 Instrument Transformer Circuits
6 d6 e% `: ~4 t8 |; v2 }Grounding Connections for Systems and Circuits
% Z; E8 z2 T9 [9 T/ |- t10-200 Current Over Grounding and Bonding Conductors
) H* G/ R& F9 @+ v' }. o1 o10-204 Grounding Connections for Alternating-Current Systems2 J% y) z$ R" e' q: c% F
10-206 Grounding Connections for Isolated Systems
/ d. A6 t' m: b6 X' S3 t& M' T10-210 Conductor to be Grounded$ O* r' M( u+ O. a
Conductor Enclosure Bonding/ H# O3 U& }, ? t3 j1 B' Q+ V
10-302 Other Conductor Enclosures! `6 _ x8 u* ]! w
N 10-304: Z) ]& i. \5 ^3 G
Equipment Bonding
" R$ G$ j/ M5 O B4 {10-400 Fixed Equipment, General# h( A8 A9 D6 [+ y) Y" p' C
10-402 Fixed Equipment, Specific (3), (4)
8 U1 v, |; ]: L* u10-404 In Nonmetallic Wiring Systems# K% V$ y! v7 O+ J" `6 D' V1 C P+ a
10-406 Non-electrical Equipment
. i$ ?+ R5 |4 X) K: C. H6 T" _10-408 Portable Equipment (4)(b)
; }5 _. W8 V& g2 {9 o2 o10-410 Instrument Transformer Cases
" S- B0 [4 \8 K `/ z) _10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
5 u, ~1 ^" u1 n1 |% V, Q10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
- _6 @' U$ w0 ~" tMethods of Grounding
! b! S/ h% n8 \4 ~1 |% @9 S10-500 Effective grounding (see Appendix B)) E( W: E9 U2 S. X3 B4 b& `, p
10-502 Common grounding conductors6 W: @6 f6 o/ H: H' n+ `
10-504 Common grounding electrodes
5 v' z1 s* W4 U$ v( {: LBonding Methods
$ d( s: U7 K5 R# H( D) W5 ?10-600 Clean Surfaces
* ]( ?/ K: ]: x5 s$ Z5 j10-604 Bonding at Service Equipment
; F x6 |! J9 `; z! d10-606 Means of Assuring Continuity at Service Equipment$ m3 j/ T+ }- ^! X' h
10-610 Bonding at Other Than Service Equipment% z x- ]. s( ~% Z( o8 i3 p3 b
10-612 Loosely Jointed Metal Raceways0 P$ R) ]* \. h- e3 W
10-614 Bonding Jumpers Table 41
& i1 i" N8 V( X" m. {" nGrounding Electrodes& \9 A( E7 t1 W* N8 ~# f
10-700 Grounding Electrodes: A* V* m( k) n0 w2 m. U
10-702 Artificial Grounding Electrodes8 C" C) v3 t- K4 [1 c9 C, `
N 10-700 & 10-702* x! q& Q! c5 n# c" E e
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)' d+ P- \ k& {2 @/ X7 _) s* |
N 10-702" o% V% X4 H) F2 R9 |3 A& s4 ]
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
7 {8 C$ F# ]0 cN 10-7020 Q+ P$ f' l8 C2 A
10-710 Use of Lightning Rods (Appendices B and G): Y1 P! ^7 i Y5 b% ?' k
N 10-706
5 v9 R' D9 m! q: |- G K- RGrounding and Bonding Conductors4 C; Y! |& r% |+ N, p+ _2 \
10-800 Continuity of Grounding and Bonding Conductors
K: H- ~( Q% d2 n: L4 @+ |10-802 Material for System Grounding Conductors
3 z! E& m3 P& }10-804 Material for Bonding Conductors
" t4 F* i" R1 e9 ^: u8 U' t/ V10-806 Installation of System Grounding Conductors9 |7 o- v& H _6 J* c2 u2 B4 U/ t
10-808 Installation of Equipment Bonding Conductors5 f6 G7 [- ?5 N3 e. U8 d: P* z+ h2 x+ j
10-810 Grounding Conductor Size for DC Circuits- m( H6 B( f- N' ?9 k/ `4 h4 f2 l7 S
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
3 Z/ ?, [+ ~0 x10-814 Bonding Conductor Size (Appendix B)8 \, u7 y2 v: a3 o' C9 ~
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
' k: P2 i0 B6 t6 i10-818 Bonding Conductor for Outline Lighting5 `, C! X7 Q/ B" Z/ L
10-820 Bonding Conductor Size for Instrument Transformers
7 `& g8 O- u" W! W2 c; S8 zGrounding and Bonding Conductor Connections% b4 y8 U9 g. ?9 T/ l% [# x
10-902 Grounding Conduct Connection to Water Pipe Electrodes
1 j- F0 P( z4 s3 }9 E8 o* ~5 c4 ^10-906 Bonding conductor connection to circuits and equipment
5 U: G- V. O! r9 H: Y% d7 U) {10-908 Grounding Conductor Connection to Electrodes1 Q( M7 F9 Q- ^8 I
Lightning Arresters
1 r% f/ {, f$ ?5 g6 A6 m }4 u# D10-1000 Lightning Arresters on Secondary Services – 750V or Less
$ {, q3 V1 _7 x& z" M L# w
4 m8 X. T3 X1 V% ]' Y1 v' s9 XSection 12 – Wiring Methods
. c2 W" O4 I) _* vScope; C( i$ N. Z g. E
12-000 Scope (Appendix B)
* v' H# g9 h% f7 @( G jGeneral Requirement
# G) G3 x9 z4 | G0 [( s7 h x12-010 Wiring in Ducts and Plenum Chambers, m# L, f+ z1 w/ C) Y9 I* j
12-012 Underground Installations (Appendix B)/ `4 O0 e$ Q: E# c
12-016 Lightning Rod Conductors
9 w) p7 s+ A4 b. F8 l+ AConductors - General
! c, x- Z7 N. e& v. J/ u& Z12-100 Types of Conductors (Appendix B) Table 19- e. k1 G" S7 j! p# e2 A
12-102 Thermoplastic-Insulated Conductors
b' i, \; B8 B! v n12-104 Flame Tested Coverings
' s2 x5 F) w$ v7 x5 r9 j$ ^8 Y12-106 Multi- and Single- Conductor Cables4 x: c! g0 Y L" I: o M
12-108 Conductors in Parallel (Appendix B)
# P& z0 A8 J _1 D- v12-112 Conductor Joints and Splices
. k! ]2 f7 r6 f12-114 Ends of insulated conductors/ o! \0 R# b3 @4 A% C4 X
12-116 Termination of Conductors (Appendix B)
2 Z/ C* M. Z) C( U2 e8 a12-118 Termination and Splicing of Aluminum Conductors/ P H. P7 C8 c1 e
12-120 Supporting of Conductors - Table 21. u9 n/ R4 M9 K. X% i2 W
Open Wiring& y9 T9 B$ E# @
12-204 Spacing of Conductors/ _* G9 m6 K' |. b) [. @- e7 o
12-206 Conductor Supports
( `; [; _7 z. C+ M12-208 Conductors on Flat Surfaces W' n3 @. F' b7 W4 p4 }; |- M0 `, V5 g
12-212 Protection from Mechanical Injury5 ?6 P9 L) \1 P8 Y, f
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises8 \5 N }1 W; b/ i2 R+ s; M! [
12-308 Minimum Size of Overhead Conductors
0 V9 c/ c1 I( D$ C6 U12-318 Use of Neutral Supported Cables
" M8 W' U! }$ J' P6 d5 PNonmetallic Sheathed Cable1 n7 t# {: U; B: h' x8 @
12-502 Maximum Voltage
% @" e }- {7 f# y0 `) F% k, Q12-510 Running of cable between Boxes and Fittings (Appendix G)+ j2 C5 T& F; _6 u& }; _9 z3 z
12-514 Protection on joists and rafters
8 u6 u$ {2 v+ T: z) Q7 h12-516 Protection for Cable in Concealed Installations (Appendix G)' b& P! m5 {6 q
12-522 Where Outlet Boxes Are Not Required
$ x' T5 g# d4 I! r7 ~6 D$ FArmoured Cable+ Z5 P, d8 T; r3 k3 ]7 K
12-602 Use (Appendix B)
5 B8 C+ I6 P3 i0 U12-604 Protection for Armoured Cables in Lanes
- M7 y) D: R) E+ c M12-606 Use of Thermoplastic Covered Armoured Cable
( B; s5 K+ a. o$ V% d9 M12-608 Continuity of Armoured Cable
# I9 b3 b& y/ S' _! n. V/ ]12-610 Terminating Armoured Cable, w( Z% N: P$ ^
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems+ [3 }1 t/ v% g& S6 c( u/ H
12-614 Radii of Bends in Armoured Cables, {2 T2 R+ g$ l
12-616 Concealed Armoured Cable Installation! c( B3 V/ I5 q+ O; K2 j
12-618 Running of Cable between Boxes, Etc. r6 |# Y3 }) {4 H7 ^# o
Mineral-Insulated and Aluminum-Sheathed Cable+ b* c+ w1 P5 B9 T- g3 T0 i
12-702 Use5 l( R* D* N$ }6 e: }
12-704 Use When Embedded7 E. b* [+ Q3 j8 \* s
12-706 Method of Supporting; s' K! h% Z \% p! k" b
12-708 Direct Earth Burial- X+ U1 w/ e% v5 ?$ w, u0 L/ s
12-710 Mechanical Protection' A3 u) |% K( g j+ E, g: J
12-712 Radii of Bends
* }" _3 h; f- I) ] P1 p' ]12-714 Termination of Mineral-Insulated Cable (Appendix B)
. N+ y$ l2 F' X) ^1 x/ f% ?12-716 Connection to Other Forms of Wiring$ h- t" C- R3 g8 K! _, m& g$ B, P0 R
Flat Conductor Cable Type FCC0 C1 _0 p, e' t @
12-804 Use Permitted" T" e7 `2 w7 u' z- n
12-806 Use Prohibited8 P _9 F2 ]# d& \
12-818 Anchoring
) D) V! z$ R: r5 E& T: t12-820 Crossings
( ?5 [; Y2 U. `5 ~Raceways - General1 B- X* q5 e! f- \
12-904 Conductors in Raceways3 _- L- B, h9 _% v8 J: Q, `1 ?
12-906 Protection of Conductors at Ends of Raceways* a/ A7 B2 o0 \, T, O( m6 i
12-908 Inserting Conductors in Raceways# u% y* t: ?* \+ [4 N) Y
12-910 Joints or Splices Within Raceways# N* g8 c& u+ N5 [
12-912 Stranding of Conductors. S& I0 i: Z4 A4 L0 G8 p5 M
12-914 Electrical Continuity of Raceways5 a+ S4 p8 A, D8 p# o: f
12-922 Radii of Bends in Raceways
5 ]" e9 F2 s% T) J% J$ ]N 12-922 Radii of Bends in Raceways Table 7
/ a! ^; i8 T8 Y3 H" u12-932 Protection for Raceways in Lanes0 k7 o2 x/ _, A$ [3 l5 T& N
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B): ^/ y; F% ?( ]& h# e) r
12-938 Capping of Unused Raceways* y2 Q$ Z7 I' d$ B" q0 q
12-940 Maximum Number of Bends in Raceways
/ k+ S, b4 `! ]/ N5 X. iRigid and Flexible Metal Conduit; |% t4 J ~. @" s f1 D; Z
12-1002 Use' B1 O) s$ E: m1 y3 S
12-1004 Minimum Size of Conduits7 u `% X& G" q& M, c9 P/ d; \9 u
12-1006 Conduit Threads (Appendix B)
* l3 i2 v& L0 v12-1008 Thread Engagement
" Q+ U8 C, J6 U9 V! E0 N% M12-1010 Maximum Spacing of Conduit Supports
& k+ n8 R* ?" Y7 l4 d12-1012 Expansion and Contraction of Conduits (Appendix B)
/ D0 _4 b; v; ~/ P/ M, F12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
8 |" d L, R& X& f/ z) Q1 iRigid PVC Conduit and Rigid HFT Conduit
3 F, I& s1 X% [* \% w( p12-1100 Use0 Y3 F1 G: b+ P! H8 X, I
12-1102 Restrictions on Use, [. ]6 F& ~9 L! p2 D; \* m; m
12-1104 Temperature Limitations (Appendix B)
" h, M) O3 |! \; L# p' R2 P12-1108 Field Bends (Appendix B), (2), C0 `" ~ z* e3 \! o! s; W
12-1110 Support of Luminaires& @- H# r! F+ e7 n( x! P
12-1112 Fittings
7 M" c1 j# B: s& C. J12-1114 Maximum Spacing of Conduit Supports; e% _6 t, Z' B9 C( c* G
12-1116 Support of Equipment% p: Q4 T1 D2 j8 P% z/ y
12-1118 Expansion Joints (Appendix B example)4 t3 A5 G1 S) E, o q$ I
Rigid RTRC Conduit+ A, {7 Z5 F4 z9 f, x; j1 Q( D
12-1210 Temperature Limitations
& I- ~0 c$ Y5 T' x5 r, a' M3 F12-1214 Expansion Joints (Appendix B)
9 a a8 Q. F! ?, w2 S. L! gLiquid-Tight Flexible Conduit) Q2 B! o4 l: X' e" a" p% {5 y6 R
12-1302 Use of Liquid-Tight Flexible Conduit
: @- y5 n2 j# j- i12-1304 Maximum Number of Conductors9 p4 l5 b y- n" e" i
12-1306 Provisions for Bonding' U+ l! X; g% i9 _' h4 p
Electrical Metallic Tubing
' S+ v% N) G9 E! F12-1402 Use
- M; I0 F3 k/ }* p12-1404 Supports
! c1 @+ Z; s" i& a: v- y12-1406 Minimum Tubing Size
) c+ f3 f; Z4 G8 i \* ?$ I/ J12-1408 Maximum Number of Conductors
* `2 @: c/ J1 W l+ \3 Y7 r m12-1410 Connections and Couplings
: o/ S) Y% Y5 l% p: `; O9 A12-1412 Radii of Bends in Tubing
$ { J/ a) ], \+ i) ^% |- ]N Table 7
9 Q+ v# T4 ?/ s; lElectrical Nonmetallic Tubing+ G9 k; C/ h+ E/ z6 h# H
12-1516 Provision for Bonding Continuity3 r$ h3 z; a( Z- R
N 12-1514
. `) x; x6 w3 k8 K7 BSurface Raceways
' c' v3 x: M d" L1 \4 ?& C' P12-1602 Use of Surface Raceway (Appendix B)- D) E- J2 J3 ~5 e' N$ q
12-1604 Temperature Limitations
% V7 X# \- i/ w12-1606 Conductors in Surface Raceways (Appendix B)& T: L* C8 A+ T+ |
12-1608 Maximum Voltage
3 {# P; V& [8 Z. Z0 a4 @+ s w& H$ h8 V12-1610 Joints and splices
3 f. F* C0 o7 n8 B7 tUnderfloor Raceways" a% a/ I/ R/ d5 t- \2 g) y
12-1712 Discontinued Outlets in Underfloor Raceways
6 X1 z/ Y- K. @/ Q) J/ j. @) H' CCellular Floors
1 u6 o- o1 Y+ ?6 m# U+ j) a12-1804 Maximum Conductor Size in Cellular Floor( k" h0 P' D+ k1 |& F- |6 v9 w
12-1820 Cellular floor discontinued outlets! T( o7 ? y Y6 P/ V4 n8 V
Auxiliary Gutters
/ J' z/ ?( ?, W5 M! ] a: l3 z" H12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
4 D0 v; h4 |# j* @* F- S8 M, E12-1902 Auxiliary Gutter Supports3 z; ~2 c4 u$ b' i/ \, ]
12-1904 Auxiliary Gutter Cross-Sectional Area) [' m$ I3 R; b$ Q) C0 V9 |
Busways and Splitters. R5 x3 U+ W' p
12-2004 AC Circuits in Busways and Splitters& D' i* f/ H5 ?4 W
12-2006 Busway and Splitter Supports% s% m0 y" p/ f
12-2008 Method of Installation of Busways
" v2 M$ K* x* y# X1 ~12-2012 Reduction in Size of Busways
& o4 A O! V+ t2 |12-2014 Length of Busways Used as Branch Circuits9 ?6 C) q& d$ p1 }+ w4 W' J
12-2018 Taps in Splitters8 a6 q- O" `$ v- I/ g" b7 \
Wireways6 t2 \% l z# W, b1 S( M
12-2104 Conductors in Wireways9 ?% ?" ~! k- [/ l8 L
12-2106 Taps and Splices in Wireways
6 c3 ~* p& p" T' X0 G Cable Trays
9 _, j6 y# f; H3 T12-2200 Method of Installation (Appendix B). h; R9 S& A. k, W x3 B
12-2204 Joints and Splices Within Cable Trays
1 y) Q" i9 l6 d3 C: s' I3 t* u12-2208 Provisions for Bonding! C" i& O/ f- w5 R, e
12-2210 Ampacities of Conductors in Cable Trays% y- f C' p8 W2 J2 S/ d2 a
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings- a) z1 w" W) P6 G3 N3 J% {
12-3000 Maximum Number of Outlets Per Circuit
2 f J/ Z1 n6 AN 8-304
& B9 D. F. f) ]6 H% u' f. N12-3002 Outlet Boxes (Appendix B). f1 U5 j0 Q: P/ [2 @5 z
N 12-3000
7 }3 C/ E% A/ v& T& C: d3 `12-3004 Outlet Box Covers
" w& R, _* h' | @+ }: W$ w {N 12-3002) q7 x, n. i+ C
12-3010 Boxes in Concrete Construction. L4 f. t# m& `. f& P" B. H
N 12-3008
" o: ?0 r; w$ F' m12-3012 Outlet Box Supports
; E# J' @ q! D/ A" w+ o hN 12-3010 z/ q: h6 T9 X) j
12-3016 Accessibility of Junction Boxes
) h5 g! J- L: V4 L+ u9 F" ?& l. {/ eN 12-3014
3 P }: y; O7 B5 J c% q6 C12-3018 Flush Boxes, cabinets, and Fittings
, `9 `1 X3 F: n( x$ E0 m) J1 tN 12-30161 c# b8 o9 M' W% J D1 ^1 p
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) ! Z" L% P4 p7 k6 p$ {* D
N 12-3022; Y( F8 Y' l" m
12-3036 Maximum Number of conductors in a Box - Table 23
! Y1 B, Z! x& G- [) ]. G4 s! jN 12-3034
- B9 k( o) U) E( @12-3038 Pull Box or Junction box Sizes0 {0 H0 g; ?7 t. y
N 12-3036
' k: K7 _* ^) m9 L2 A2 p2 Q
* A; C( j4 j- h. V$ nSection 14 Protection and Control$ z( p5 X3 ?+ ?( R4 M
General Requirement: S; s0 o) k2 E d% D: R, U2 o
14-010 Protective and Control Devices Required
9 Y9 E* a7 @4 g1 i& V14-016 Connection of Devices7 u) i, g5 S* y+ m
Protective Devices – General8 I: L5 d2 k) y& Q0 E
14-100 Overcurrent Devices Required
. u) t/ A! H" I7 n14-102 Ground Fault Protection (Appendix B)2 F" {) n& d" _: h
14-104 Rating of Overcurrent Devices (Appendix B) Table 13% _$ [/ r7 E) m
14-112 Overcurrent Devices in Parallel
8 o3 Y6 p @0 q% m) @Fuses3 R$ ^ V: J, m% o; }- ]
14-200 Time-Delay and Low-Melting Point Fuses
], D( {: V7 l( D& m14-202 Use of Plug Fuses% v& \1 R+ _: @+ X1 i
14-208 Rating of Fuses
$ m/ g3 U& q3 Y+ @. m w14-212 Use of Fuses (Appendix B)
8 @& L* L( O) M7 P, v. v& OCircuit Breakers
# _0 \3 @7 r( j14-300 Circuit Breakers, General
' J2 F- E# P9 e14-306 Tripping Elements for Circuit Breakers
' Y2 l. f+ V% }% O: a O0 U14-308 Battery Control Power for Circuit Breakers
# R7 a# e6 C ^Control Devices - General& _( f/ D: K6 y/ k0 j: B& m9 c
14-402 Disconnecting Means Required for Fused Circuits+ w, g6 N% e$ o1 F' q& p& r _% Q
Control Devices - Switches
. A9 w7 X# T: k6 |) z6 ~; B7 ?14-502 Mounting of knife Switches
+ T) [- g7 T( B: J `0 g14-504 Maximum Rating of Switches
3 b& e! O5 b+ T5 b14-508 Rating of General-Use AC/DC Switches (Appendix B)
& }% t8 {% i$ d/ ?, O14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
/ ]' v' n" E1 y+ pSolid State Devices
7 E& ^1 b0 i. {& k) z14-700 Restriction of Use; o0 {2 l E2 w! e
14-702 Disconnecting Means Required9 u! _6 W9 T; l9 p
5 f6 E: B1 w( G, v. J& uSection 16 Class 1 and Class 2 Circuits5 d }' R$ |" V: \) h$ f, g
General
! }. U) m9 u5 n# S16-004 Class 1 Extra-Low-Voltage Power Circuits
, m @. i# ?, X7 r2 d16-006 Class 2 Low-Energy Power Circuits! @# K8 D$ s8 ?% \+ O$ n
16-012 Circuits in Communication Cables
7 u% q! k0 {: ~" W- S' Y$ ~Class 1 Circuits H7 k+ q- M, Z, S5 {
16-100 Limitation of Class 1 Circuits
! p( O- J o. E" B2 S$ `16-104 Overcurrent Protection of Class 1 Circuits. P/ \0 k. Z- M/ D3 J6 T
16-106 Location of Overcurrent Devices in Class 1 Circuits
, U! h" P1 d: U7 J2 g16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers3 _& [$ {+ _7 v' W: e
16-110 Conductor Material and Sizes5 I4 j ~/ o0 J8 s% Q$ C/ K
16-112 Insulated Conductors for Class 1 Wiring
3 ~# w- c" _, J vClass 2 Circuits
, T2 k7 x: u7 ~5 k# E) [& [16-200 Limitations of Class 2 Circuits (Appendix B)6 @* ^4 G* ~/ v4 b, F, F, m6 Y
16-204 Marking* @! O6 y3 j% j+ E9 d
16-206 Overcurrent Protection for Class 2 Circuits3 [/ M8 ?6 X% s+ ^- v' E2 j
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
2 s; A- x& F' |' C8 \/ nELC: extra-low-voltage cable* n" u5 _; w0 P+ |4 r7 Z! k' M
16-212 Separation of Class 2 Circuit Conductors from Other Circuits% k7 O7 _( U M0 O9 ~7 @
2 o4 L; R0 g$ F4 @+ ~0 V
Section 18 Hazardous Locations9 E7 w0 e; d" [0 w
Scope and Introduction
) _8 ]/ U7 Y1 \/ L. c s5 z3 P" r0 E18-004 Classification* T! g- ^% a: k/ K( F, e0 \
18-006 Division of Class I Locations (Appendices B and J)
: }& K% H/ j7 s: W, J2 I: j) O18-008 Division of Class II Locations (Appendix B)
$ V: P: a8 Q0 Q; s2 I18-010 Division of Class III Locations (Appendix B)
9 d* j; j# S1 yGeneral! `$ J2 Q, Y4 Z1 U
18-062 Metal-Covered Cable (Appendix B)& C% Z/ c6 t' g/ R
Installations in Class 1, Zone 1 Location$ f, }' F- g$ t* Y( s
18-108 Sealing, Class I, Zone I (Appendix B)
% S7 ?0 w- T" o' ?8 h5 F, h: d; F1 Y; X/ t6 w
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
7 l* Z* i9 l3 G. j) cGasoline Dispensing and Service Stations
$ [5 v: A# p* T1 D2 i$ S9 U; b20-002 General# }/ y4 |1 ]5 T* ^4 o/ j
20-004 Hazardous Area (Appendix B)
. ?; _& f5 `% G1 Y' {Propane Dispensing, Container Filling, and Storage
3 u% F z6 S7 y% ?& p20-034 Hazardous Areas - Table 63
3 N4 c+ W/ X x' o' Q2 W) P6 uCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
; F- r3 i; s- c* p: L6 p& x20-062 Hazardous Areas
7 H8 U* l. ^0 u q- gCommercial Garages – Repairs and Storage
# X8 t& O& s$ q: l. U2 M20-100 Scope/ m! _( o& p" k
20-102 Hazardous Areas (1) w3 @+ N# q% N" q' ?+ @% c
. }( Q& J' L8 @9 m+ l
Section 24 Patient Care Areas
) f: X3 D5 a- I1 N24-000 Scope (Appendix B)
. C. N7 _) s) g24-002 Special Terminology (Appendix B)
' \1 u4 W! }% B. {3 o Patient care area% Y0 V7 s0 c4 g4 U! G3 l
Patient Care Areas
y2 a! m2 U) u+ {/ Y; O% i24-106 Receptacles in Basic Care Areas (Appendix B)& \2 @9 o- ] H8 O1 K& c
Isolated Systems
0 r! \2 c1 ~; r7 K4 p7 p24-204 Single-Phase Isolated Circuits (Appendix B)5 Z+ M- [9 G" S" r& A2 R
24-206
" q! K! J9 ] M4 `. D% v4 ^. R0 u1 [ P0 U* ^3 M
Section 26 Installation of Electrical Equipment
1 v+ K$ `, L6 @$ YGeneral$ y; j# h0 a3 K
26-004 Equipment Over Combustible Surfaces (Appendix B)
/ w4 q1 M8 P: i6 n: u. M6 b26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)( {0 p0 U% ?1 T* t7 @
Isolating Switches
/ S$ z& b/ z4 Y26-100 Location of Isolating Switches
5 R2 X4 q( z9 a; G5 LCapacitors, e0 i3 z3 N/ _4 J
26-204 Guarding of Capacitors
& a+ q' G# s' _1 E/ v26-206 Grounding of Capacitors7 k( @7 C9 X2 S9 w; V
26-208 Conductor Size for Capacitors$ Z W' \ [7 J. ?- X
26-210 Overcurrent Protection (Appendix B)
7 X& C7 X, X) H+ t% i: u; L26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits+ Y8 c/ }$ C+ _4 t- r- W8 x6 o# J* L' R
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
+ d! i, j1 d# @. {3 G0 n26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
1 {. o0 \9 N ^0 Z26-218 Special Provisions for Motor Circuit Capacitors/ P \( n9 o! Z y O3 d1 u' {
26-222 Drainage of Stored Charge of Capacitors
% q, H; |4 f% J: m8 h6 ITransformers
/ t% d. v: ?: r( K* r6 Y6 C7 U26-240 Transformers, General
$ `6 p8 v6 H( W |$ g0 @8 ~& i26-242 Outdoor Transformer Installations
W5 \3 d! t% R1 J+ [4 U; W, C26-244 Transformers, Mounted on Roofs (Appendix B): a, A4 B' _$ |- Z7 O+ s$ O9 j- M
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
) G6 i; P7 k( S( \- y, Y26-248 Dry-Core, Open-Ventilated Type Transformers0 {+ s: w$ w c
26-250 Disconnecting Means for Transformers
7 R3 e) m( J0 v" A v( A: I26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
1 x. u. o$ c! q26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers. E# `9 U1 A5 A7 e
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
k! i' ? y% |2 g V26-258 Conductor Size for Transformers
8 A: T5 T/ D1 R1 t26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
0 |% Y' \ J u$ a+ f1 O26-262 Marking of Transformers
( [4 f1 a! h1 e+ J. Y4 a26-264 Auto-Transformers5 j' l, U; O: H! R1 }! T
Fences, X" k+ j2 v( V M
26-302 Clearance of Equipment - Table 337 h6 L! d8 A7 p, W
Panelboards/ |, _, m6 T0 R" r$ e3 x' |7 J
26-400 Panelboards in Dwelling Units (Appendix B)2 r4 @% s) D! c m
26-402 Location of Panelboards (Appendix G)
6 E: B+ J3 _8 \+ k" ~: aLightning Arresters1 o4 R" X4 a. `; ?& C
26-508 Connection of Lightning Arresters
9 n# g; ?4 v0 W+ \3 KStorage Batteries
, i2 K$ v. T7 K. Q- m26-542 Special Terminology W( s, |: G5 _* e
26-550 Battery Installation1 M: g4 V1 L @ N3 p# ~/ h
26-552 Wiring to Batteries2 M, D' J j% r# Z% ?7 [3 T4 X
Arc Lamps' O$ J. S9 u4 q7 @% P
26-600 Location of Arc Lamps
# o9 ^5 w7 D/ r5 }5 t- P26-602 Conductors to Arc Lamps
6 X9 C% D9 E q6 p% L( _' A26-608 Globes and Spark Arresters3 ]! V/ i" i" O+ d
Receptacles
+ c* \- `. _% _3 j0 r26-700 General (Appendix B)
& l8 c: h* {* u! ]+ ]5 o( O; ]26-702 Receptacles Exposed to the Weather. e( x" n+ t) ?: e9 y- x3 Y4 O6 t5 m
Receptacles in Residential Occupancies
) @: ~1 }* U5 K3 [) }, O26-710 General (Appendices B and G)5 ~/ J! ?% o; d% `; s
26-712 Receptacles in Dwelling Units (Appendices B and G)
8 l6 j+ m" s7 p; l. I, \26-714 Receptacles in Single Dwellings (Appendices B and G)* n1 A; {( R7 {( g8 b5 j
Branch Circuits in Residential Occupancies
9 \( i* I& f1 \3 u) i/ o6 H' {3 r26-720 General
) R7 B# N- b1 M26-722 Branch Circuits in Dwelling Units8 S$ x2 t4 {: I2 ^
26-724 Branch Circuits in Single Dwellings) ?8 Q; C! a [/ u; @
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)* H3 ~ j ^5 X8 r0 f. i( F: r
N 26-720 (F)
& o3 q, m1 |) R$ lElectric Heating and Cooking Appliances
5 c* x" Y; ?! R8 ?; E26-744 Supply connections for Appliances3 y7 J8 T$ S$ v/ U
26-750 Installation of Storage-Tank Water Heaters
7 n6 ]! g' ?7 O1 q' {# ^26-752 Infrared Drying Lamps
( O# X; M' J, X J- _# n8 F. X2 q J3 {# A
Section 28 Motors and Generators1 W; [6 w& `- l/ }- F5 w6 N. o
General
8 h) J& M; l8 Z( i4 z+ @28-010 Special Terminology9 F7 {9 A( p8 ]" f6 ~# v/ u* h, j
Hermetic refrigerant motor compressor) D4 d. ]/ U I) `% {( D7 [
Locked rotor current rating
0 P: A1 s9 U! e( mService Factor
+ \) l* ]' q4 v. \# ~4 w1 vTable 44; Table 45; Table-D2* ^& a5 t& ?) @0 t
Wiring Methods and Conductors
% w' ?) E1 i2 p; N0 W, K28-102 Portable Motors4 a( e/ m: U6 o5 j
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
3 G- U' ~* Z c! }6 E2 L! ` j28-106 Conductors, Individual Motors8 g' `7 l1 ?$ {, a; Y3 P: i" }
28-108 Conductors, Two or More Motors1 t n a1 [4 Z
28-110 Feeder Conductors- \8 T- W+ @4 N* w3 W" w5 d
28-112 Secondary Conductors; C4 Q# X( o B/ L' D: x7 t
Overcurrent Protection( t5 S, h( T- b3 ~0 w* I& m
28-200 Branch Circuit Overcurrent Protection( F% e; E) Z. M
28-204 Feeder Overcurrent Protection
3 s+ w6 Y$ g7 L6 C/ d28-206 Grouping of Motors on a Single Branch Circuit5 n8 s% E- S6 G p; D9 p
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
: }( d) L& h) z$ {9 W4 Y* cOverload and Overheating Protection9 `6 j. V5 e g1 R2 l. H
28-302 Types of Overload Protection
( V$ w7 ~) k# F* c. {- z28-304 Number and Location of Overload Devices (Appendix B) Table 25
8 Y, a4 d3 p6 d2 K6 F f28-306 Rating or Trip Selection of Overload Devices (Appendix B)3 q2 L" `) H$ C3 \6 d& T
28-308 Overload Protection Not Required
6 k& V$ k9 u# u. M3 K. ~/ L3 eUndervoltage Protection
9 J& X: o2 P! M28-400 Undervoltage Protection Required for Motors (Appendix B)% G% b1 ^* C6 m
Control
/ Z- v# N, R- O) `8 K5 S! n6 A! F28-500 Control Required0 b/ ~0 ]% M+ K' Q3 N6 k$ v
28-502 Control Location
5 x6 e% h! O+ |: l* O, C28-504 Starters Having Different Starting and Running Position4 D+ d' v% Q$ W1 W, W/ o
28-506 Grounded Control Circuit; W% o3 J) L1 ?& _ V: p" E) B# ]
Disconnecting Means& [7 W \8 y: _ ^& U! n0 {6 `/ i
28-600 Disconnecting Means Required
6 x" X8 A2 W! V9 Z! s: h" Q& d; {28-602 Types and Ratings of disconnecting Means (Appendix B)* t) d) i+ s( a/ f: \8 _
28-604 Location of Disconnecting Means+ d$ C2 N/ e, L
Hermetic Refrigerant Motor-Compressors
9 |8 G6 T: d: m. e7 g: B28-706 Conductor Ampacity
e% u0 {4 x. @2 `1 B28-708 Overcurrent Protection
9 O( v5 p; C9 Q8 A2 R0 s! [8 c28-714 Disconnecting Means4 w& O0 o) R8 J6 X" n& Z
Protection and Control of Generators
M6 b+ _$ V! W4 |- Y7 o28-900 Disconnecting Means Required for Generators" X& q S6 ^+ K8 q4 @$ S+ G
28-902 Protection of Constant-Voltage Generators
+ ^4 f9 D3 w; H28-904 Generator Not Driven by Electricity
% y: b! e- G$ b' U/ ]5 d; d& s28-906 Balancer sets6 J8 F. E! }0 w0 a; Y
28-908 Three-Wire Direct-Current Generators9 m& {0 ` B1 U" H7 S6 L7 U
& r) G, l* C5 [3 U/ r/ l ?Section 30 Installation of Lighting Equipment; v. Y, U, P8 P- E z
30-002 Special Terminology (Appendix B)* I" K+ M1 ~4 b
General0 W- J4 m6 m. m; i. g
30-102 Voltage
6 S: s( r P4 F30-104 Protection (Appendix B)9 L2 @/ Y* l% b% Z ^6 E
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
: d5 a( A, ^. w" W" U30-108 Polarization of Luminaires
/ E/ c: C# P- k3 O, c30-110 Bonding of Lighting Equipment
$ W( `3 M. X, f5 J S7 t7 q, D- RLocation of Lighting Equipment
4 }; c. U' O5 |, r. a' U30-200 Near or Over Combustible Material
# `" f( `# e8 D- s4 s( T30-202 In Show Windows
4 _2 |2 \5 d" V30-204 In Clothes Closets
; c$ _8 u& i, c- GInstallation of Lighting Equipment
7 d4 c o: ^" G5 {$ f9 o30-302 Support
$ G- @0 D" Y' X6 N/ _) c3 A30-304 Outlet Boxes to be Covered$ Z! {7 O, ^& U: x% O
30-308 Circuit Connections
K0 x& z* x" p6 h" H30-310 Luminaire as a Raceway
3 O* T5 S8 |8 o, r30-314 Minimum Height of Low Luminaires
3 r* o3 ^3 l4 J: R2 J0 l30-316 Luminaires Exposed to Flying Objects+ y# o" y W3 K: M0 I
30-320 Luminaires in Damp or Wet Locations
( h$ L: L7 I: H: C1 c: g8 ?- g/ IN 30-318
! ~' f& F/ p% ?Wiring of Lighting Equipment
4 x/ m" {& [6 [30-400 Wiring of Luminaires$ n K! p% R; d
30-402 Colour Coding; S7 _- v3 e# h
30-404 Conductor Insulation
& U' L/ e$ k2 v30-406 Conductors on Movable Parts) j4 O1 K) {5 B7 Z
30-408 Wiring of Ceiling Outlet Boxes
# s8 B* ~- n- Z, P; W* }$ f30-410 Wiring of Show Window Luminaires
! b& p) o0 @: W, L" R6 U8 D30-412 Tap Connection Conductors
: P0 t5 O6 Q( N' d& j$ xLuminaires in buildings of Residential Occupancy( M$ E. C" [; Y) G+ v2 d. r4 W/ O9 y
30-500 Lighting Equipment at Entrances (Appendix G)* Y: n( a$ W7 |, Y
30-502 Luminaires in Dwelling Units (Appendix G)0 {/ I' r: q8 [+ ~" B+ i
30-504 Stairways (Appendix G)
. q: v U# U2 m# F+ b/ L30-506 Basements (Appendix G)
! ~% L- G9 g% ^$ O30-508 Storage Rooms (Appendix G)
+ h7 r1 v2 E% g30-510 Garages and Carports (Appendix G)
; L! V( j* M, g) o9 nLampholders
6 `* j; P( ]% e& i30-600 Lampholder rating with Incandescent Lamps( G& h0 @$ o( A( t" o, f% M
N CANCEL1 p1 P# W9 i4 u
30-602 Connections to Lampholders" Z% V y. `3 n1 \& S) w$ g
N 30-600
5 c6 b% v$ N! J" u* M. w/ i6 h+ D30-604 Switched Lampholders Used on Unidentified Circuits0 Y5 W9 _# W6 @5 Q
N 30-6020 ^! o! h c; r
30-606 Switched Lampholders with Pull-Type Mechanisms4 c4 a4 P- q3 X; I! j
N 30-604- d! T' v- V. M. n9 v
30-610 Pendant Lampholders$ E/ I+ u; a+ h. y; Z3 N0 w: V4 P6 q
N 30-608$ j2 x" @; L0 P# x
Electric-Discharge Lighting Systems Operating at 1000V or Less
) [. f. e8 S/ M0 G7 k# c: v# Q. z30-710 Control (Appendix B)! f# Y/ n& u( Z# f' I- I2 X8 L; M
30-712 Branch Circuit Capacity+ I; z! P$ z1 S. _7 O
Electric-Discharge Lighting Systems Operating at More Than 1000V
. I$ h/ \# N% }. V: p4 O30-802 Voltages, Dwelling Units
" _" d h- i' {: M4 j. d30-804 control (Appendix B)
" i5 r5 D v1 [2 b o+ Z- kRecessed Luminaires (Appendix G)
+ j1 W5 E# V3 i% ~5 ~* m30-902 Spacings for Non-IC Type Luminaires
2 w* D0 C. N' ~- y4 m: G4 p30-910 Wiring of Recessed Luminaires (Appendix B)/ U, O/ }3 f- E" {9 g! Q- {
Exposed Wiring for Permanent Outdoor Lighting& C$ ] Y7 l" V; @/ z. }
30-1120 Branch Circuit Loading and Protection' ^% c- M! S3 Q- A7 \; F
Extra-Low-Voltage Lighting Systems
6 W% N3 @! L" W6 }3 S( `3 ^4 I30-1202 Sources of Supply2 F2 h) v, s3 Y1 m Q3 ]
: m- G7 H: a* l. s4 `% bSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
$ n! ? C. x( f# \. ]Fire Alarm Systems2 D0 {' S* `/ V4 a8 G' ]8 {. ?
32-100 Conductors/ M; d6 [6 E& E4 z X/ j
32-102 Wiring Method1 E( `$ O/ H- B- W. m( }
32-104 Equipment Bonding
, i( d' |7 ^$ J7 V* k3 Z' j- P32-106 Electrical Supervision3 p/ o7 r$ J/ N# ?: k1 E
32-108 Current Supply
4 X! b5 Q; b, w0 \) ~' K32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
' b' y4 z0 A7 h" BFire Pumps, C+ b/ w/ X' a1 M& |+ G9 x
32-208 Overcurrent Protection (Appendix B)
2 [9 N+ T x0 s2 v3 e8 N* IN 32-206 V0 U; @8 P' \0 s* j+ e$ H$ u( @
32-210 Overload and Overheating Protection (Appendix B)* H" a6 z. y1 E: c# I. R
32-212 Ground Fault Circuit Interrupter (Appendix B)
) r! V# X+ O+ A$ Z2 c- y- B5 F0 j
: H* s% L% M( U/ ]Section 36 High-Voltage Installations
, C) Z% x4 u; w0 sGeneral; I9 [- \( N% Q& ^9 W/ @' @+ [
36-000 Scope (Appendix B), o/ C/ e% _- o1 O U
36-006 Warning Notices' @3 D' C" N7 U) b) M7 B
Wiring Methods
- b* }7 x4 Y! u: _9 _( W) x36-102 Radii of Bends
( w4 v, S Q Y$ d" p36-104 Shielding of thermoset insulated conductors3 ?* C( l( f" K. y+ }
36-108 Spacing of Exposed Conductors (1) table 30, table 31# @3 W m$ q+ t- M
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
! s+ F$ @- h+ k" t) oControl and Protective Equipment
$ |# G. a }, K8 Y36-214 Disconnecting Means
8 y) I M6 U7 g Grounding and Bonding. [' N# Y: l! l( w0 H9 c4 x; \
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
- @9 z3 q* H: m* \* u36-302 Station Ground Electrode (Appendix B)
7 x. F0 k2 D/ {# O4 J- o; @36-304 Station Ground Resistance (Appendix B)
: m7 ]) F( W" y3 J! c% [. F36-308 Connections to the Station Ground Electrode (Appendix B)5 X3 o+ T+ c& l
36-310 Gang-Operated Switch Handle Grounds
: w1 ~3 ]6 k5 b$ @36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
$ M7 S. {; {, o) u$ A% @3 G
' D; G% r6 l/ ^9 e, {Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment& T1 l0 j8 B' e
38-002 Special Terminology (Appendix B), x' b) k3 f, b( Q$ E) B* ^
38-003 Voltage Limitations (Appendix B)/ \# c+ c% u, d+ u
38-004 Live Parts Enclosed) Q+ _& c9 R U3 {3 }" x! L
38-005 Working Clearances
/ G9 }" H0 M* i+ ?* A( z38-011 Insulation and Types of Conductors
( O. j% |. t( y3 j" ]) _$ J38-012 Minimum Size of Conductors
! Z: p* i. T9 a9 g0 E
, l# Y6 W, s6 o& `6 z: U4 fSection 40 Electric Cranes and Hoists; F/ Z! W1 n9 a4 `4 q
40-008 Disconnecting Means8 L. z# Y8 V2 q
40-010 Main Contact Conductors
9 C$ y% K1 J2 d, E! Y Y+ p( t0 |+ j4 }
& Y* Z( N) `! _' d# h g' uSection 42 Electric Welders
! i& U8 v0 L2 N# i7 ETransformer Arc Welders7 v& v& d. Z% f# t) S
42-006 Supply Conductors" r+ r: a6 _8 ]. G
: R5 c/ q: W) M$ x
Section 44: Theatre Installations- K w, a7 N& S
General" e4 S) |' V: h$ }0 @- v
44-104 Number of Conductors in Raceways9 W3 {. k$ o {6 g `6 k7 ?
44-106 Aisle Lights in Moving Picture Theatres
3 \) I$ |; d0 hFixed Stage Switchboards
6 }) g8 y! Q5 j5 ^44-210 Overcurrent Protection
. T8 Q0 b; g1 ^Fixed Stage Equipment- ]% o/ ]; b* @4 x4 Q& |
44-324 Receptacles in Gallery Pockets
( v0 I' o4 \+ u( H; n44-326 Receptacles and Plugs2 o% ^+ Z! [9 z
d; ^' h: o7 [2 P5 ]+ p1 _ ?Section 46 Emergency Systems, Unit Equipment, and Exit Signs
) j+ p: i% W& o' W& {; b5 |/ vGeneral
+ Y1 z8 c- E8 i, [3 [46-102 Instructions
* K! ^5 l& Q5 c! |+ g; v46-108 Method of Wiring (Appendices B and G), s1 w6 E7 H1 Y& N. A
Emergency Systems
9 D' g2 F6 ~! y2 C46-202 Supply (Appendix G)
, c* s5 o4 y/ [; s46-204 Control+ k. r" r3 c: C, E& ~( a V
46-206 Overcurrent Protection
8 c+ Y! z# G5 ]7 d5 N) R: J46-210 Remote Lamps
; ]( G9 m+ X+ DUnit Equipment" ^+ a# C, V4 E. f
46-304 Supply Connections
+ G, S: s4 w+ l3 _* T46-306 Remote Lamps (Appendix B)4 f3 C) Y1 O" U. v
Exit Signs& V; t# | M! D/ F
46-400 Exit Signs (Appendix B and G)
5 s' n2 `, R5 C: a: G& @* N/ D% k2 Y. n/ a& `
Section 54 Community Antenna Distribution and Radio and Television Installations
) F7 M, A* f* p4 q3 D2 x8 P2 o54-000 Scope5 G8 e* i0 F: X4 A9 f1 N; T* @1 |7 W
54-004 Community Antenna Distribution (Appendix B)" H E/ O9 V" `2 Z, c# D% K+ t
Community Antenna distribution
0 }: W2 {: g8 M& m; f( M8 ]" a4 i54-100 Conductors9 D- X5 r2 f9 L( K9 }4 u) U
54-102 Voltage and Current Limitations (Appendix B)
5 R( Y: j# w& ~3 m) q8 c0 mProtection
4 ]# v8 K2 S v3 m5 g5 ]54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
/ p' L7 u% A* U2 q+ K3 aGrounding
1 s& J0 z6 |* o. @- `5 Q; _54-300 Grounding Conductor
) | F6 L2 c1 D2 P& z$ e! g5 p X& ^Conductors Within Buildings0 z9 a) m. D0 m; V b# Q3 G
54-400 Separation from Other Conductors5 |( x1 A+ A8 I/ M& C
Equipment, i2 ~' s* t5 g9 o( O% O8 E/ i+ B7 q
54-500 Community Antenna Distribution Amplifiers and Other Power Sources! I9 j) t4 x. ]. O4 p
54-502 Exposed Equipment and Terminations
; @2 y( Z9 `# p! m2 G2 ^$ }
2 t4 v8 L" r9 N$ DSection 56 Optical Fiber Cables# s9 R+ C* u# A6 I# b4 H
General0 F0 A2 R! _/ M, E- J# l5 E7 L
56-100 Special Terminology9 g3 b6 C" Q) ?; I% H
56-102 Types
0 e: P+ l6 ~& c7 Z" l& bInstallation Methods6 g- a, j. N& `" |
56-200 Nonconductive Optical Fiber Cables (Appendix B)
6 F+ x8 ]2 [% A" n1 ]56-202 Conductive Optical Fiber Cables (Appendix B)
4 u' c+ H" e7 U8 Q- \( o56-204 Hybrid Cables& X+ ^. U1 I; Z3 n* n2 _
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)9 T. |; k c! Q4 h) V4 @
; M5 v) k6 k' l/ q {1 MSection 60 Electrical Communication Systems
! |: Y5 H) M) n5 x/ X& I6 N8 W- \7 nGeneral+ e& y/ U4 n) n+ h: {
60-100 Special Terminology
4 u$ F# u; y( Y/ @7 {: I \1 cProtection& t; m3 Q$ t' c! ~& W( ]
60-202 Primary Protector Requirements
; @/ L$ a; ]& O- z* [& QInside Conductors9 j( O2 Z7 \, u& _+ I
60-308 Separation from Other Conductors
6 ~8 F& }- r) R; ^0 B5 @Equipment
* k* ^5 O: O- o4 v6 X4 J9 W' G60-404 Exposed Equipment and Terminations/ J+ d; r0 l4 Y/ v! z( m( N2 o F
Underground Circuits
" I8 d2 _8 r: j8 F4 Z60-600 Direct Buried Systems+ l% @5 D/ T0 K9 U
. ~& e' v* B5 f( OSection 62 Fixed Electric Space and Surface Heating Systems
5 P& I9 \- U; s# qGeneral: T& o( z; K! ~; f& p2 P
62-102 Special Terminology( O% d Q/ K$ {9 k! ?( F
62-108 Branch Circuits" ]9 D- q% m4 `9 @) b( [; A3 a9 \- v
62-110 Installation of Fixtures
& u3 H( {+ {/ v+ P' ?62-114 Overcurrent Protection and Grouping (Appendix B) (5)' Z, ?+ i9 G! `9 |( f, A
62-116 Demand Factors for Service Conductors and Feeders (2)
0 y& T! G; ]1 O7 q1 g! M! T& A* Y& B62-118 Temperature Control Devices
* k- {+ G( [! ?$ x62-122 Installation of Series Heating Cable Sets (4)(7)' q& e# f0 b& |. m
Electric Space Heating Systems
0 x* h+ M) i$ @' H' }1 D6 E5 D* U62-202 Temperature Control0 S! `* U9 {& @& P/ F" }- E* `
62-206 Proximity of Other Wiring (Appendix B)
# h1 l9 v# l5 _0 W" O3 \) x0 h% \. z7 Z62-214 Installation of Heating Panels and Heating Panel Sets
. y/ ^& p: A% g0 x- I62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
" k3 }+ E8 D- d% H/ |62-226 Installation of Under-Floor Covering Heating Panel Sets; g; a+ p, a" V z5 n/ Q. A; _+ d
Electric Surface Heating Systems3 I/ C# u" Z1 T# A- k) o6 ?! `! V! T
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface; c9 H$ K# ~' y& G7 g$ p# G2 ]
) v# Y+ ]7 s8 y/ rSection 68 Pools, Tubs, and Spas( y& _: P$ V4 ?# \( |$ ^$ b
General
5 V$ W N; A; M Z" k68-050 Special Terminology
% M6 C' \# {2 [. ~68-056 Underground Wiring - Table 61% r6 ]9 W% L5 X) p
68-058 Bonding to Ground (Appendix B)
5 i) J- o( @* C68-060 Junction and Deck Boxes (Appendix B)
/ }: h. l0 f9 a1 {: z8 E0 W N68-064 Receptacles
6 _! ^6 ?' o9 z68-066 Luminaires and Lighting Equipment
6 Q @ Q' n7 x68-068 Ground Fault Circuit Interrupters (Appendix B)
# e# y# l: \1 D% D7 p. _ @( A% }0 D: r+ |$ Q# I
Section 70 — Electrical requirements for factory-built relocatable structures and
3 H8 V0 d) W( K I+ Wnon-relocatable structures
3 U3 h* ?: \( b70-130 Tests (see Appendix B)( L' e! ~. |) W* `
5 \3 O! h. ^8 i( E# `Section 76 Temporary Wiring (Appendix G)
. ^4 _8 h7 ~3 j( z- f5 p }2 j76-004 Grounding/ n/ B- N* j& |! r- e! x
76-008 Service Entrance Equipment* c" [# u. E- d: x8 o/ U3 E/ P1 X
N 76-0061 k# G( Q- A! W/ x; @$ @8 d, t
76-014 Branch Circuits
) M6 }3 W/ a' B: t9 N3 cN 76-012
0 L6 t' V, |/ V+ i
* O6 Q' F. I. I2 t6 o2 c) X ?Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours% g( i# v/ \ v& m
Marinas and Yacht Clubs9 l" y$ { x2 v4 q
78-052 Receptacles
; O7 \9 U Z/ w78-056 Feeders and Services
2 [9 V& j' x' Y3 ]8 k, ]! E2 f! eMarine Wharves, Structures, and Fishing Harbours
* @# j1 f7 n( m6 X8 I) ?. |3 B78-106 Grounding and Bonding
, V' W6 S5 S# h1 x1 }8 L, STables) R; l3 q% t. ]2 A( o
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% a6 D/ i" a: A5 v+ @
, r. ^. K1 a9 k% C1 rDiagrams: 1, 2, 7% x+ \, g8 t1 G% q/ h0 K, _4 [
* @' ~" |: l! x, hAppendix B) Y* c1 `" v$ \1 v
P352: Ground fault circuit interrupter- 6mA' P* _; u" a# a' c( B
P354: 2-126 FT1, FT49 U8 k& D1 x! _& s
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)3 G1 ^# V+ R- Q- J o/ h, L
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)) \$ t7 X* K' W: y1 n' `
P370: 12-1012, 1118, 1214 Example:! Z) t& |+ a9 X6 P5 y
P371: 12-1108" b* S1 S R* j9 a
P381: 18-108(1)(b), 18-158(1)(b)
; t9 _+ J; b, E/ FP386: 24-206
' h5 p/ S5 Z5 P; l6 |# IP389: 26-256* ]* h0 }* L( j1 B- K
P391-P393: Section 28, Example to determine Motor Conductors and Protection/ d& g! B7 j+ l0 _' e- Z# l0 U
! L: {6 b! W& d t% O9 S2 b: tAppendix D
" x; ^; d; w, b; [5 ?; v, A( ^4 wTable D1, D2, D3, D4, D5, D6, D7, D16 |
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