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Canadian Electrical Code Review Guide# _, _, s5 o$ |# ], v. p
For the Exam of Electrician For Red Seal License+ r% H" ?7 o1 u8 C: h6 V, y
2 ?' h6 X+ o* r3 WLesson One( p4 }% w$ r; a9 O
Section 0 DEFINITIONS. J4 O4 u9 s+ Q- O1 M
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
e* A& R1 z @* ?Accessible as applied to wiring methods, I3 z4 ]# C# P+ x! p; v' g
Alive or live8 e* R. D% i; z& Y. g
Aluminum-sheathed cable
3 O# ^2 h$ ^6 v7 O$ sAmpacity
* C& a. k* i1 A4 u7 z4 ]Authorized person: g: {, W; h5 f. ?3 K6 d2 \$ Z
Auxiliary gutter
. x5 P; h1 g. I( ~ U) J9 OAWG T; S5 F, p. c; i
Bonding; n1 y" }5 B$ j% P9 M
Cable tray
2 g0 W/ K0 X+ c; C- A8 h( ~Cellular floor
. x# |; r0 v# r7 R, I8 @Branch circuit1 K! G/ p7 U: R0 l, x& e
Bus
z8 \& }2 s$ ~" n& K2 ^Busway
1 }# _9 b" o0 p) A3 \- pCommunication circuit% Z# k* L* @2 S- M$ Q) m* v
Extra-low-voltage power circuit' \, d# ]) i( V. f" N- \
Low-energy power circuit
6 y5 G- P6 o: S4 C- s: C4 s8 uMulti-wire branch circuit2 `) h6 q) Y5 g6 j6 z8 y9 ~( i
Remote control circuit
9 H) k, U3 t" _ uSignal circuit
. N" m( M/ L3 j9 h" O. k# w+ rCircuit breaker8 k* v" W$ S# _. L# a" G2 \" w! o- i
Instantaneous-trip circuit breaker+ S( m1 f: ?: F3 i
Conductor9 y; Q% t6 @9 U% f0 L; K
Conduit0 T( s) U. S. H2 `
Flexible metal conduit+ ^1 a: b7 X, U
Liquid-tight flexible conduit( P+ W6 J. ~" v5 N
Rigid conduit _9 A2 }9 e k; c$ a1 ?
Rigid metal conduit& n& j7 P& X* _9 _& {
Rigid nonmetallic conduit' S5 }/ C: Q* |+ \* }
Rigid PVC conduit( p! I6 ]6 H/ t( ]
Connector: J# p( b5 y1 f& C4 m
Box connector |* B) G& k- ]# I" o& A1 Q7 x
Wire connector
$ o3 a# ?# T# v5 g- @: aController
$ [8 u$ T+ X A$ ZDisconnecting means# _4 B; p$ C4 e3 _7 K/ ?+ l
Dust-tight
! X; C! j w: Q1 f* F3 m3 i/ XDwelling unit
3 l7 Q% E, s, r: l8 C% sElectrical contractor
1 H! m0 J. L8 Q( Y8 f z6 Y" SElectrical metallic tubing
1 H- Y1 j/ c o. BElectrical nonmetallic tubing
8 A, ?9 J& b6 F" JEmergency lighting! k7 m# R# C9 m4 k( s
Explosion-proof: r; e- ~. B8 j8 n
Extra-low-voltage power circuit
+ K+ z0 C! D8 n6 f+ CFeeder
9 p( ^( Z3 R, r$ o: y! I" O) MFlexible metal conduit5 z& l+ g$ ^) N( ]; {: p
Ground
& N0 V/ ^' |: a+ u4 ^Ground fault circuit interrupter, G7 p J& U0 {2 G6 K( k8 e' f
Grounded
# ^5 v7 V/ \7 \" `# j* L$ OGrounding
) O( Y. a4 j) m3 A9 x. |$ vGrounding conductor
9 f" ]0 O" {( W& b/ |6 A; r7 c+ M. i9 QGrounding electrode
) c. s. z& ^1 d1 }, d* uGuarded+ v. F! \' H- u7 c. u! M9 }
Hoistway
, P& i7 K& @2 m+ K9 ^; NIdentified. N. b( C8 f1 x8 C. }: G
Lampholder
% b2 f3 X; p( n( C1 [8 ]* B* XLow-voltage protection
: I3 R a- `# H) L" mLow-voltage release( U3 d6 k k0 W1 b; T
Neutral: V: o5 }' T1 g5 G- a0 a5 t, f
Noncombustible construction
( |0 q" _3 Q' D& P7 M2 ]Outlet3 f" o* I( f2 s. G. q
Outline lighting
: c+ P( y; w' _6 b5 J, kOver current device1 I5 Y; C3 x; i7 [+ E3 }
Overload device2 S, B0 ?1 O% \! {9 w2 f* v0 F
Panel board
8 |4 k1 `6 b0 k" a/ p& ]- P4 h6 OPanelboard, enclosed
+ b" R, |: h- F0 B, mPermanently connected equipment
+ w8 m, m$ l4 M; Q9 XPermit
, H" F% z$ U% ^! n/ aPlenum
# g j$ _! |# ^0 H1 Q2 HPortable as applied to electrical equipment/ E7 K- A0 T% \. _, y7 J
Portable ground fault circuit interrupter
7 a5 N- s0 t+ sPower supply cord7 L$ P- i6 U! r) T* s; i1 Q
Raceway2 p) ^4 p" U' g1 R
Receptacle, n* _3 }. H! m5 v: {8 Z5 x/ Q- `* }
Duplex receptacle- N- `) v. p" M- s$ u
Single receptacle2 j. s, x/ ~" h6 i" r
Split receptacle
7 y, T) u) P% g0 a+ S5 iService, consumer‘s* h% p2 ]: p5 |' H2 A, B k+ K
Service, supply
# q# i: D3 ~5 V7 j! b7 K7 G) [: TService box9 Q, ?; q. [: G# B
Service room
2 \9 v A5 K$ m" d- H* oSingle-dwelling
0 K* p5 ~4 M2 h# K# M+ ^/ CSlow-burning as applied to conductor insulation
% c" ?# f2 f* o' H9 M) U0 nSplitter
' [. t: |* N2 G Z* c# H+ I8 |Starter/ r4 L6 e& y4 v
Switch
* o' l. p( e! w8 A General-use switch% \3 L$ z4 E, I( N
Indicating switch* m& A( e. K# @3 ]
Isolating switch) b# O" e, E, ^% R2 i) g4 N
Motor-circuit switch
7 b: j, ]2 {+ C0 f! M" J3 J) {7 C' [System* F0 P! d- R8 y2 W% U
Communication system
! Z8 H. Q7 R2 j# ~& H0 h Community antenna distribution system(CATV)
# i; F% g4 e; |' U Grounding system
3 |7 @/ ]+ w @1 Y$ _8 T! ^! DUnderfloor raceway0 G7 c" \. S+ `0 A: O! M6 O
Voltage:
' C g1 E& V3 q& P0 Z5 q Extra-low voltage8 l( }# s( L! r2 ~
High voltage
8 j% i8 C( z# w$ [ Low voltage8 ^' p" R$ e9 Y; a. T8 ^0 m
Voltage of a circuit
1 y- _3 l1 |* K( U2 p4 BVoltage-to-ground& i9 k3 j6 @2 t m# U
Wireway! y8 }7 Y2 B- `- y. I4 m# \
& Y" D, y5 W3 h6 i3 [( mSection 2 GENERAL RULES
, i& N1 B& }6 j9 P9 N9 `, QAdministrative
& x" q' J; F! A6 M4 k2-018 Reconnection2 F! E& }: X( U" H4 c; U/ l
2-030 Deviation or Postponement
! r8 K" c7 D* n2 m5 DTechnical General
) \# @0 f% `& \, s* ~+ d( ]2-106 Circuit Voltage-to-Ground – Dwelling units3 a3 T& n, H8 S& f& w: @
2-114 Soldering Fluxes# w( E$ X( u; T% M
2-116 AWG Sizes of conductors6 _1 [3 B5 U, X+ h5 q
2-124 Fire spread (see Appendices B and G)" b2 H" ^) T; h. e: x6 H
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
, \% |# o) k, u+ z7 m8 QProtection of Persons and Property
" y }" ~/ J/ K- y k/ S# U& m2-202 Guarding of Bare Live Parts
% v& g% I$ H5 WMaintenance and Operation
6 m! j: I7 |# Y+ P2 X# P2-304 Disconnection
( t: B: P; m0 a' S$ V2 ~2-306 Maintenance of Live Equipment: K4 i* E3 m0 K- |% C1 c
N 2-306 Shock and flash protection (see Appendix B)8 G& ~' N: I$ t8 j) y1 P
2-308 Working Space About Electrical Equipment: Table-566 `( z9 a9 e/ e1 e7 [, q' L5 D# R
2-310 Entrance to, and Exit from, Working Space
- s% f4 Y# B. U+ u2-320 Drainage" z. \/ S. K4 j. ?
2-322 Electrical Equipment near combustible Gas Meters and other Devices. f9 S, A' q1 A( o( U
Enclosures0 m J @: J- [# C6 Z
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) $ M3 x; |& G( z0 U [9 V
2-404 Marking of Motors: DP, WP, TE
2 k' j7 a4 ^ l* d( F) W$ \ ; U+ A, u: Y( y. S$ e
Section 4 Conductors, B1 Q* |( [5 z t5 ^* z) c
4-000 Scope; R2 m) t' ?1 r4 w" X4 C; M
4-002 Size of Conductors: 14#, 12#5 C# a1 k9 H, N/ [# U4 p) v
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
, F6 ?8 ^/ G. R o4 X8 F4-006 Insulated Conductors: Table 19
, s% Q$ ~& w6 H7 Q- k+ b4 G: ]3 Y1 p4-010 Uses of Flexible Cord: Table 11. w B6 K7 h" c. g" S2 f
4-012 Sizes of Flexible Cord8 N& A& q% N9 O! ^9 S6 V7 o$ \
4-014 Ampacity of Flexible Cords: Table 12
) o8 e4 G' _# @) M0 [1 G. W) n4-018 Equipment Wire
' t0 O& w: \5 k' V4-020 Insulation of Neutral Conductors
" V7 M' b" ~1 A+ ?% G n4-022 Size of Neutral conductor
" Y0 p( N. D8 R( p$ K, N3 E4-024 Common Neutral Conductor
. y9 N9 _# y8 ^& ]4 D) ~ z" q3 W8 [4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
* q# M/ I+ C. e: X- S" p4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
) e7 e2 |$ l) W, P8 O! z# B4-032 Identification of Type MI Neutral Conductors$ Q: z8 B- v' A
4-034 Use of Identified Conductors
/ e6 d8 s8 W6 X4-036 Colour of Conductors: Phase A, B, C, …* z: K" b; U! I# Z* a
6 l+ N2 y6 i) N
Section 6 Services and Service Equipment
3 ]1 O# j( T* q2 G8 Z" d# o7 e1 {5 xGeneral C- A" r4 W) v+ k
6-102 Number of Supply Services Permitted& f6 f; F* j' `2 }5 h
6-104 Number of Consumer’s Services Permitted in or on a Building
: O5 B' P0 \; f7 K& f$ S6-108 Supply Service from an Electric Railway System' I ?+ q6 |, j# ~$ C
6-110 Three-wire Consumer’s Services
9 w( l2 t$ D4 i) z: U* ~6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors# ^7 E9 W, s+ |& E
6-114 Methods of terminating conductors at consumer’s service) j: N# p: j4 B* P+ J+ F
6-116 Consumer’s Service Head Location
2 @+ S; ]6 U0 Q0 u+ f: {Control and Protective Equipment! F( s* L( U* F/ Y. G0 g
6-200 Service Equipment. W, c% U5 t9 d4 z- o% u
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
9 ~8 y& P- ^; @6-208 Consumer’s Service Conductors Location
" H/ u1 z! P/ M; ]( d6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
1 c, i( v- a( S6 i6-212 Wiring Space in Enclosures- A% Q c# y- H7 K/ s' J4 {
6-214 Marking of Service Boxes; U, j+ f, [. u$ w& O% H3 Q/ m- M
Wiring Methods, Y% i# ~$ T9 g% `
6-300 Underground Consumer’s Services, k) h. |) J5 G; g# g" a5 ~; ]
6-302 Overhead Consumer’s Service Conductors/ {- e j5 V. J" O9 T* W0 _
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable$ f- W1 u3 h8 x' F. ?, e
6-306 Consumer’s Service Raceways
6 z" G7 i ^0 `: @* y6 _! g6-308 Use of Bare Neutral in Consumer’s Service- ]% T+ D: X S8 t2 s) p
6-310 Use of Joints in Consumer’s Service Neutral Conductors6 ?5 ?/ a B3 W) l/ f$ w. h
6-312 Condensation in Consumer’s Service Raceway7 p* i" }# D; l' _# k. _
Metering Equipment
) m+ G [4 `! g* S" Z9 l. c6-400 Metering Equipment
( H. y6 o6 H; d( J6-402 Method of Installing Meter Loops
: `0 Y1 ]/ N! N w2 g9 X$ J$ z6-404 Enclosures for Instrument Transformers
# y0 d/ F- q% g9 _8 w6-408 Location of Meters( e/ P" P( z' r9 V8 |; R
0 f5 ~) }9 h% u& fSection 8 Circuit Loading and Demand Factors* @7 i/ z' l. w9 c/ |
General; C1 u, ^6 X3 O S
8-100 Current Calculations* M# a. B/ ^) X' P/ ?# H- R
8-102 Voltage Drop ( see Appendix D)
* k7 s, E! ~) c3 g! L! j8-104 Maximum Circuit Loading
2 O) I' T7 L7 K, ^& d8 Y8-108 Number of Branch Circuit Positions
# h) P. `( n$ g( N6 Z' E8-110 Determination of Areas
5 r* ?& U6 w2 M1 i* PServices and Feeders
) m- K! `+ X, z, L* J8-200 Single Dwellings (see Appendix B)
/ J1 X5 r0 s2 L& s0 \8-202 Apartment and Similar Buildings3 S3 u, m" {, v& z/ l
8-204 Schools
+ `1 @8 V! a4 W9 C; D* j8-206 Hospitals
) Q( U8 i5 n8 G" N$ \# u8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
' H$ Y( \( F9 S2 t, p8-210 Other Types of Occupancy (Table 14)
9 ]# d" y8 g2 U$ g2 C: a8-212 Special Lighting Circuits
* Z( `8 l* _. o. B5 N: W' v) ~* kBranch Circuits3 {- |- r/ D3 \" e6 b7 H
8-300 Branch Circuits Supplying Electric Ranges- I6 C8 d) W( ]1 D
8-302 Connected Loads# M, a0 B+ a7 e+ r
7 o0 y G' I" m' RSection 10 Grounding and Bonding
0 B7 e: v' e* Q" aScope and Object) M D6 F7 e# I9 U/ j9 O+ y: {: [
10-002 Object7 x% o. M ]; A9 p5 w
System and Circuit Grounding
: E4 A) B! B; ]7 C, l! b u8 p10-102 Two-Wire Direct-Current Systems- r9 T* W! b* L) n1 H7 _
10-104 Three-Wire Direct-Current Systems
; a. z& j0 N h& ?1 m10-106 Alternating-Current Systems
- p8 U$ R& {/ W3 C P. z10-110 Electric Crane Circuits1 R; q9 `! ?; k4 Z$ e! [& I/ z1 i
10-114 Circuits of Less Than 50 V% M" E9 r. v( X
10-116 Instrument Transformer Circuits
" H* J) |2 a8 J7 D$ WGrounding Connections for Systems and Circuits* b/ g9 v! _$ K- m# C5 P" F0 {
10-200 Current Over Grounding and Bonding Conductors
; R( w6 @, g7 Y10-204 Grounding Connections for Alternating-Current Systems; d) Y- H+ [7 ^2 V# N# Q
10-206 Grounding Connections for Isolated Systems
0 y2 b A' y, ?' M T- K9 N% c10-210 Conductor to be Grounded' H7 L" \; m L" Z
Conductor Enclosure Bonding0 D! l6 o( r2 y4 M7 I- R
10-302 Other Conductor Enclosures: C' t# n' k* h; Q8 d
N 10-304
2 j; w5 b- C0 \! m- d' y; j# \" OEquipment Bonding/ [. E" \# y- m4 u" P
10-400 Fixed Equipment, General
; S, C! K1 N& m8 P4 N10-402 Fixed Equipment, Specific (3), (4)1 T9 i5 o# _+ j
10-404 In Nonmetallic Wiring Systems
; |- M9 A5 c7 d1 S; S1 f5 O10-406 Non-electrical Equipment
( y$ |8 b+ [0 M10-408 Portable Equipment (4)(b)
7 U; E* w6 J0 ]( h7 B! h: }10-410 Instrument Transformer Cases |5 K, F6 J+ f2 G
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
: Q: U; }- u+ D! f+ m10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V# I+ B( w9 T! {3 x, @. k2 n
Methods of Grounding
: O! ~0 j; K x& p1 A4 ^- T+ ~10-500 Effective grounding (see Appendix B), ?5 S! E) D' H' b {: {
10-502 Common grounding conductors
. c" J8 E% Z! Q+ U2 a* B6 |10-504 Common grounding electrodes( x- X9 E# Z9 `; `/ a. `
Bonding Methods: A6 X0 J& K7 d, r$ i
10-600 Clean Surfaces
? f1 U. Q4 B: \, Z8 m1 E10-604 Bonding at Service Equipment6 |8 W% ?" F& H( D9 T' k
10-606 Means of Assuring Continuity at Service Equipment
: W6 N; G! F# E* B10-610 Bonding at Other Than Service Equipment2 d+ I7 `$ t) b" }
10-612 Loosely Jointed Metal Raceways
/ h& c8 p6 I. o0 S' Q5 ?' L/ c10-614 Bonding Jumpers Table 41$ A' @+ \: f5 M6 ]
Grounding Electrodes
, S$ I; E; O: N# \" L0 m, p7 e10-700 Grounding Electrodes! O3 } q+ I+ m) ?: ^
10-702 Artificial Grounding Electrodes
4 Z6 p5 O. ?0 qN 10-700 & 10-702
v0 z' O4 X& E10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
& \/ d1 w! P1 {/ y1 _4 dN 10-702& ]& D% i0 {% }/ w% q
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
+ _$ \1 s0 d$ H, Z9 CN 10-7024 z* U- R4 x6 T7 U+ y8 M
10-710 Use of Lightning Rods (Appendices B and G)
6 o2 S! R8 N" J& t: n3 T! i" qN 10-706
. \# C5 M0 N6 j2 i% Q3 S4 ?Grounding and Bonding Conductors
8 i s$ w. g9 c9 {) b- x10-800 Continuity of Grounding and Bonding Conductors
. [+ `. U7 p( w7 i- h0 b- \0 Q) q. c10-802 Material for System Grounding Conductors8 I. p! k" u& K5 y6 c- \" E
10-804 Material for Bonding Conductors& e! V8 _; B/ C( Y7 A* w
10-806 Installation of System Grounding Conductors. @+ I& r" G2 z w! n1 ^2 s
10-808 Installation of Equipment Bonding Conductors* T" I: G! W: B' K3 r# u0 O
10-810 Grounding Conductor Size for DC Circuits
0 ?. X) K+ m* }" |9 y- z10-812 Grounding Conductor Size for AC Systems (see Appendix B)
" r* w) [1 l5 t( S5 D10-814 Bonding Conductor Size (Appendix B)
5 R4 h9 G7 Y' R y10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment. n. n/ C3 Q5 U0 [8 q9 U" q4 `
10-818 Bonding Conductor for Outline Lighting' p( F+ C& K& O- j& G
10-820 Bonding Conductor Size for Instrument Transformers
6 p. r/ R( n1 t8 gGrounding and Bonding Conductor Connections% r8 h% s. T' a$ @0 F; z
10-902 Grounding Conduct Connection to Water Pipe Electrodes
) s0 E0 I7 i1 g6 M( k# S! ?* F10-906 Bonding conductor connection to circuits and equipment- i" T+ w! M' v& e1 a4 t; t9 M
10-908 Grounding Conductor Connection to Electrodes9 X r: [. z7 D+ }
Lightning Arresters
! |6 p% M" u; j6 h0 b10-1000 Lightning Arresters on Secondary Services – 750V or Less
N& f/ D2 C: D8 ]% u& c
' P6 J- j! G% n5 B7 d9 ?Section 12 – Wiring Methods
) L8 e K' b1 e7 X6 L* yScope
% |5 ^' c' K+ V$ g8 k" }12-000 Scope (Appendix B)" R- U% w ]8 `5 L& l
General Requirement
9 c8 K# h# A: q( U12-010 Wiring in Ducts and Plenum Chambers
! r; f |8 k- W( e6 j+ l12-012 Underground Installations (Appendix B)" j6 j) ?& l( {- T" n
12-016 Lightning Rod Conductors7 E! f5 l. `! l
Conductors - General5 }/ V, q6 ~6 E% Q8 Y) ^& J
12-100 Types of Conductors (Appendix B) Table 19
C* m8 l& M8 p& D# L0 ^# [12-102 Thermoplastic-Insulated Conductors
( I, t2 c `' U/ @12-104 Flame Tested Coverings, |. o0 ^7 w6 ]$ Z+ }
12-106 Multi- and Single- Conductor Cables
. N6 }& c" U6 E( n' a12-108 Conductors in Parallel (Appendix B)* E1 d, O& r7 j' N* f0 i% |
12-112 Conductor Joints and Splices; }. T8 R" o" k# j' ^% T
12-114 Ends of insulated conductors+ k( x4 ]1 v2 h" Q7 z
12-116 Termination of Conductors (Appendix B)
; s3 |6 f3 q8 `* o; t% ~12-118 Termination and Splicing of Aluminum Conductors
7 c& X) h6 i) r* x! l* y- O12-120 Supporting of Conductors - Table 21
( [& C) \) A) r* N; r8 |0 M: VOpen Wiring
1 h# Q* d' ~ R F# Z12-204 Spacing of Conductors9 k8 U9 ]2 D6 p) U4 J
12-206 Conductor Supports
G' Y8 c. ]/ x6 n12-208 Conductors on Flat Surfaces1 y. O G# e* E, Y
12-212 Protection from Mechanical Injury0 O/ {" @! S/ f6 }0 P
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
2 n5 H% x$ a& }) U Y) L6 S+ j3 v/ N12-308 Minimum Size of Overhead Conductors
5 i3 e' l ~, F6 ~12-318 Use of Neutral Supported Cables
3 a! ^. U! h7 INonmetallic Sheathed Cable" p2 f; m1 y9 x, N, d
12-502 Maximum Voltage [0 q7 X: H) |9 w. U8 A
12-510 Running of cable between Boxes and Fittings (Appendix G)
4 B- O% @; |! o7 E0 ]$ _; r12-514 Protection on joists and rafters
. \; {; ?, q7 ?6 w' y/ o, D6 b" p12-516 Protection for Cable in Concealed Installations (Appendix G)
& ?" f n0 I- v+ ?; V D$ Z12-522 Where Outlet Boxes Are Not Required" o( B) y7 N1 e) O" ~3 g
Armoured Cable
, \4 O! k4 T" Q9 q1 s12-602 Use (Appendix B). Q9 w6 [% K9 K. i9 r
12-604 Protection for Armoured Cables in Lanes7 ?# o) h9 v: b. T
12-606 Use of Thermoplastic Covered Armoured Cable: q" f) X" F0 `, J
12-608 Continuity of Armoured Cable, a# [1 E i$ \5 ?* i
12-610 Terminating Armoured Cable# i& S' Y( m4 g1 N7 f$ @* _
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
" d! u/ u6 ~6 D. \/ q3 V12-614 Radii of Bends in Armoured Cables, ` r2 R9 ^# \
12-616 Concealed Armoured Cable Installation( @+ ?' S3 N( i- Y( n7 P
12-618 Running of Cable between Boxes, Etc& _3 c, H+ [- I$ {
Mineral-Insulated and Aluminum-Sheathed Cable/ f5 ^' I8 O1 M, I% p% Z" k! A
12-702 Use
$ J: \6 ?. A4 z' @! p, v7 E12-704 Use When Embedded
. A. r6 ]6 A' @3 r! S# u; ]* F12-706 Method of Supporting
4 F% p8 ~8 v4 M12-708 Direct Earth Burial# p- P; O* F/ R3 |. J
12-710 Mechanical Protection
* B+ C: j1 Q/ a$ e; s1 r- F2 F12-712 Radii of Bends
/ l0 {' e) e2 [* m: l12-714 Termination of Mineral-Insulated Cable (Appendix B)5 @; D- ` B& q4 t0 U# g
12-716 Connection to Other Forms of Wiring; x6 a# t7 G8 A8 e9 R8 H" ]
Flat Conductor Cable Type FCC
4 }7 e: @' P/ w5 a: M$ E$ r& N& X12-804 Use Permitted
- g8 y6 C2 P% X1 p12-806 Use Prohibited, B4 @0 A2 b( c8 v
12-818 Anchoring: m9 s \7 O1 S. h5 x& S
12-820 Crossings4 |' }2 Y7 U) t1 H! i
Raceways - General) a3 Y; m2 {9 f
12-904 Conductors in Raceways
' |: y0 t& P& @ y! _6 E12-906 Protection of Conductors at Ends of Raceways# h! D8 k! A! w
12-908 Inserting Conductors in Raceways' V# B3 |+ z* K8 Q
12-910 Joints or Splices Within Raceways' R E9 ]/ R. d+ M; t7 Z: S
12-912 Stranding of Conductors) v4 \, k! |7 {/ r8 k- s
12-914 Electrical Continuity of Raceways
, Q' t3 {" E+ I! b1 W7 {# h$ Y12-922 Radii of Bends in Raceways5 J; M4 @1 U) J" z* x0 o/ U
N 12-922 Radii of Bends in Raceways Table 7
8 R3 \; ^. h& {9 B0 \7 ~& X+ q12-932 Protection for Raceways in Lanes
& m2 h; y, N* u& R4 D: I0 L12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
% o' [& q1 Y8 f; Y3 G7 b12-938 Capping of Unused Raceways
2 B9 G6 F" t& D, u3 z& v12-940 Maximum Number of Bends in Raceways7 s! B2 G z0 X) G( l
Rigid and Flexible Metal Conduit
3 ? w5 _* G/ ]! ~% K; K. A- c12-1002 Use N B' q) }4 t+ {) s
12-1004 Minimum Size of Conduits
( h( p" _2 S# Q0 g) Q; _12-1006 Conduit Threads (Appendix B), p _" g, L9 ]0 Y
12-1008 Thread Engagement
& [6 F; s0 {" r! ]" a$ V9 X12-1010 Maximum Spacing of Conduit Supports4 r- s" A) \' k' O# E
12-1012 Expansion and Contraction of Conduits (Appendix B)
4 e( t+ ]& F/ ?0 u' a2 a T% g! n9 e12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
- I3 I* K6 S2 g" p% s ]Rigid PVC Conduit and Rigid HFT Conduit
& n, S3 S% _- h$ F `- P% d12-1100 Use3 ?& ~1 n8 O6 Z2 @1 e1 |
12-1102 Restrictions on Use
4 F$ l& f- n, F5 a% \: }12-1104 Temperature Limitations (Appendix B)" {6 \2 x t9 Q9 h0 k7 r, N6 y
12-1108 Field Bends (Appendix B), (2)" ?2 k; ~) X+ n
12-1110 Support of Luminaires, J0 T$ M/ q8 \
12-1112 Fittings/ b/ o. c) P/ q) B9 y- c
12-1114 Maximum Spacing of Conduit Supports
9 O0 B t+ E- ^$ l! s4 R9 c12-1116 Support of Equipment# L1 m4 M8 z) k3 p
12-1118 Expansion Joints (Appendix B example)
8 W7 T8 W, O# S3 W4 E& Q3 ARigid RTRC Conduit- b9 h- z5 m. F6 b5 p1 B7 v {
12-1210 Temperature Limitations
T- u% b/ o: f% n+ `: j g; {12-1214 Expansion Joints (Appendix B). ~6 i5 ?- R4 t) y4 `8 o
Liquid-Tight Flexible Conduit
! d& [6 }5 L& Q8 t( S$ A12-1302 Use of Liquid-Tight Flexible Conduit3 k2 p* x. h$ }' U) y1 W
12-1304 Maximum Number of Conductors
J7 z- }/ M4 f4 f/ z4 M12-1306 Provisions for Bonding
* y2 p3 y* Q+ o% c1 wElectrical Metallic Tubing* u4 F6 x- R6 t& t0 w5 f
12-1402 Use/ r& D2 r( V8 u D8 x. \
12-1404 Supports
" g) u( s% J5 Q12-1406 Minimum Tubing Size
. d, K2 B7 j7 u0 \* K8 U12-1408 Maximum Number of Conductors+ O6 q( w9 Q v" ^$ s
12-1410 Connections and Couplings4 I" E, h% x, I3 E8 d4 g1 `
12-1412 Radii of Bends in Tubing; f$ v9 g; l8 e/ W, S+ J6 }
N Table 78 X: x, n! q( z6 u
Electrical Nonmetallic Tubing& o. P! m: j" H* N- }1 }4 C# x
12-1516 Provision for Bonding Continuity
$ \' w* g" B" u; u! ~' yN 12-1514
( U9 _1 i! f6 l+ Z. L- f0 [! F f2 PSurface Raceways, m# W4 P; a/ ]% B# C
12-1602 Use of Surface Raceway (Appendix B)& L1 l: A+ o8 n8 [
12-1604 Temperature Limitations
4 O# G S* H- b d12-1606 Conductors in Surface Raceways (Appendix B)
# c! F% F, ?- G8 d7 Y3 z2 X/ Y0 P12-1608 Maximum Voltage
( o5 e. p/ _' o9 a9 [" H$ E4 |1 T, b; `12-1610 Joints and splices 0 t; g: b% x1 F. ^0 d
Underfloor Raceways; C+ B9 ?' ?' d. A
12-1712 Discontinued Outlets in Underfloor Raceways" L0 \- Q' B* R! U
Cellular Floors
" c9 b& g6 I5 ~! a3 f12-1804 Maximum Conductor Size in Cellular Floor
9 @6 u: ~( ]% d: a3 f& K12-1820 Cellular floor discontinued outlets+ u7 m6 [$ H# H! d
Auxiliary Gutters
: X2 e9 F$ g) l4 b" f12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
4 b' u: ?* i( h i7 u# f: F. o& \% w12-1902 Auxiliary Gutter Supports0 F- K8 ]9 w/ T a) `1 o6 ]/ U
12-1904 Auxiliary Gutter Cross-Sectional Area8 ?& H1 K | y9 z; V
Busways and Splitters4 s. k3 J3 t7 k5 U) o
12-2004 AC Circuits in Busways and Splitters
$ g4 a9 z$ |4 r! D. b8 K! z12-2006 Busway and Splitter Supports
* S2 a, M- M v* D# b9 l12-2008 Method of Installation of Busways
9 }4 z% P' _5 `+ k12-2012 Reduction in Size of Busways
& c6 h% o a, J; h12-2014 Length of Busways Used as Branch Circuits: D% b$ e! u6 {: c' Q9 M
12-2018 Taps in Splitters
6 h9 x2 _1 A5 N, n1 L# DWireways8 \4 a {7 k/ Y1 d
12-2104 Conductors in Wireways
7 K1 h; ^: w) N1 g12-2106 Taps and Splices in Wireways" v% \* A- x3 a- V: `9 g8 Y* Q
Cable Trays. X8 c# |+ C0 K" j
12-2200 Method of Installation (Appendix B)
) C' Z* i% N6 r) Y+ I+ D+ F/ s7 V12-2204 Joints and Splices Within Cable Trays. p" V( ]; _( u7 h6 b' ]1 y( y
12-2208 Provisions for Bonding! D7 `1 M4 `" Q9 e
12-2210 Ampacities of Conductors in Cable Trays
- [+ M' z, L& ZInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings
$ G$ C. {2 ?& J- g$ Y# _12-3000 Maximum Number of Outlets Per Circuit2 T* z8 U9 ^. {! i: y
N 8-304
" A% q8 W5 O" a& W12-3002 Outlet Boxes (Appendix B)
2 o! Z: {, o2 l+ ~2 V* l' A+ ON 12-3000% I" R P4 S! D) s w& W
12-3004 Outlet Box Covers7 W. Q6 S4 E- f, n" v: a# F* q
N 12-30023 x) {0 U% Z% m4 E- l9 P
12-3010 Boxes in Concrete Construction+ a, H+ N6 g: l0 g/ t. u
N 12-3008! {% e8 N* N+ D
12-3012 Outlet Box Supports
, y5 Z+ u3 K+ GN 12-3010& X. d" S: J% [8 @
12-3016 Accessibility of Junction Boxes2 I5 ]" k% p4 n5 E: H9 ^7 h
N 12-3014" O+ Z! p- G3 n: m7 l$ `% D3 N( }
12-3018 Flush Boxes, cabinets, and Fittings* [! U. S6 H. `( u! w3 Y" i s& ^
N 12-3016* l$ H. H1 d& g! p' _. W
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
) a) j. @$ Y& z- s6 D/ ]) GN 12-3022
( }+ t% @! c# U& ]12-3036 Maximum Number of conductors in a Box - Table 230 x t# `4 q/ N3 ?
N 12-3034: G2 {' l# ^ h) p; C
12-3038 Pull Box or Junction box Sizes
% U6 D- D1 _/ S; f1 Z- X% KN 12-3036$ h G# {) V: Z0 k! A
0 J2 L" o$ W4 A# L N5 q) P0 J% LSection 14 Protection and Control
. y+ ^# }- F3 V qGeneral Requirement
5 A! i. P6 A5 a8 V14-010 Protective and Control Devices Required
3 v0 g9 z4 B: @) m14-016 Connection of Devices
( O" C& l4 s. s. x Protective Devices – General
' H% I" ^) _5 \; h0 c- e 14-100 Overcurrent Devices Required
3 X, J# q, x. e2 K3 s7 T14-102 Ground Fault Protection (Appendix B)
3 y1 G' D4 T' P( Z& U3 k14-104 Rating of Overcurrent Devices (Appendix B) Table 13
* S# j/ e: K- B9 e& V+ \14-112 Overcurrent Devices in Parallel
) z6 p- @3 `- Z* w; q0 n% }- G: ~Fuses
* ?8 w2 w% X- j* G# m) R& @14-200 Time-Delay and Low-Melting Point Fuses
0 I7 Q5 l5 T' o) O. |- m( F14-202 Use of Plug Fuses$ \% I2 d& k9 K7 K
14-208 Rating of Fuses/ z" v8 t/ d+ p2 ~& D3 R5 A0 T3 G7 B
14-212 Use of Fuses (Appendix B)7 R5 i7 w' a7 _# w+ V+ w
Circuit Breakers) Q) T8 l9 M9 P' H
14-300 Circuit Breakers, General4 I( f u/ n" [6 ~, Z! D
14-306 Tripping Elements for Circuit Breakers
- K4 G# q' T+ ~% z3 K6 x% G14-308 Battery Control Power for Circuit Breakers3 w$ O& o9 Z. b* g0 J
Control Devices - General- w. S, V+ I" `: t3 W$ Z
14-402 Disconnecting Means Required for Fused Circuits) L) c8 v+ s' d7 P
Control Devices - Switches
; \; N* ^0 G% F: |14-502 Mounting of knife Switches
* z* D4 Y9 A8 b14-504 Maximum Rating of Switches
, Y+ `2 U, P9 N: G0 }; E14-508 Rating of General-Use AC/DC Switches (Appendix B)6 n, j$ i% E5 q4 W- G7 K& M
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)' s+ S$ m4 P% F$ N- J/ V
Solid State Devices
0 P" V7 }8 b% ]* @7 h/ O" x14-700 Restriction of Use
3 G# P- [& k( l& L% m! p14-702 Disconnecting Means Required
4 O' [7 z* m0 b. S U
5 X6 j M k; u; x2 p" m& `Section 16 Class 1 and Class 2 Circuits* o" Y% \5 ]/ I
General" x6 {! L) s! h( v' [2 f! P
16-004 Class 1 Extra-Low-Voltage Power Circuits
: m' i, c. B" y3 _16-006 Class 2 Low-Energy Power Circuits
* s) n& {2 u7 j16-012 Circuits in Communication Cables; z- _! F. d: E0 a
Class 1 Circuits
6 { K) K" o& k: D6 w# b16-100 Limitation of Class 1 Circuits
$ L* e6 a. q" A; D0 X/ n0 S16-104 Overcurrent Protection of Class 1 Circuits0 y, ]( J- i w3 W6 x) w
16-106 Location of Overcurrent Devices in Class 1 Circuits+ F) I1 r; Y( ^
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers8 ]4 J8 q- G+ q/ u" c
16-110 Conductor Material and Sizes0 D6 _1 H: v5 H# _3 s, _6 o
16-112 Insulated Conductors for Class 1 Wiring
2 w, d6 B3 [# e G) {3 K4 B1 qClass 2 Circuits
+ o' j- h7 p q w9 l5 h16-200 Limitations of Class 2 Circuits (Appendix B)$ ]4 `1 `4 r+ @% z2 c1 _7 d
16-204 Marking
% u4 `6 Q3 {6 F q6 J; B# p& P- m16-206 Overcurrent Protection for Class 2 Circuits
& K, d# T7 c) v1 i) g ^0 V% M16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
; k4 X8 Q0 g6 a# x' d& P9 w2 bELC: extra-low-voltage cable. z7 c$ S3 p, w2 t
16-212 Separation of Class 2 Circuit Conductors from Other Circuits; y2 ?9 i0 o: _8 \/ J. B7 t2 ~
/ A; k4 c' G xSection 18 Hazardous Locations
; ]# F2 d, h5 Q2 _* ]/ t$ ]Scope and Introduction7 i+ | c; U% g- K9 [; h( L
18-004 Classification
! ]+ |: h( x( G9 K- _18-006 Division of Class I Locations (Appendices B and J)
( X9 x3 o. J, @+ ~18-008 Division of Class II Locations (Appendix B); l9 h4 U% i8 e
18-010 Division of Class III Locations (Appendix B)
( F9 J: F. M6 {+ I z7 CGeneral
- ?5 f# f z" S. A0 J2 K' n" f18-062 Metal-Covered Cable (Appendix B)
2 [: t6 [& r( X" R: OInstallations in Class 1, Zone 1 Location( ] U3 k: [% G( u
18-108 Sealing, Class I, Zone I (Appendix B)/ v5 Z4 Z8 H8 O0 \" T) o) I
5 S3 O% E5 L0 k, }( d9 L! ~ JSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars- P: Z* w! X: E( s
Gasoline Dispensing and Service Stations
" |' V$ |: w" p20-002 General; h! c7 c5 V% F2 A" |2 a& W8 a
20-004 Hazardous Area (Appendix B)6 F3 `9 A3 q% ^! e9 s
Propane Dispensing, Container Filling, and Storage
, V6 I7 U7 r5 p: H* S& o20-034 Hazardous Areas - Table 63: Z7 ?# ?& s- W6 A. L! t- n: a! R
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities4 F, ^! J W# q, x$ i; D. l6 ?
20-062 Hazardous Areas1 Z3 M# n0 \+ { \! _. w1 ?
Commercial Garages – Repairs and Storage/ x u& i6 A: ^/ C4 z o
20-100 Scope
( C* Y& A0 D9 q# D0 N7 T4 L20-102 Hazardous Areas (1) 0 P7 c3 E: v C! X# |* e8 g
w8 X3 g% X9 |# Z/ ^ N% V' R7 B ?Section 24 Patient Care Areas _. m6 q- E! M s6 b
24-000 Scope (Appendix B)
9 f F& K4 |# d8 Q, b# H24-002 Special Terminology (Appendix B)
/ w4 D! u6 Y* x& k( [- Z4 n Patient care area
4 F5 ]) H# G. @Patient Care Areas8 z$ g }& Y: D5 j! D
24-106 Receptacles in Basic Care Areas (Appendix B)
# f6 }* R! v% d2 RIsolated Systems- e) V- e, W. ^7 ~/ e! I" L
24-204 Single-Phase Isolated Circuits (Appendix B)
" j% u4 K: d8 a) Y, O. E24-206 E( \# Z( d; G% S( N, x0 U
O" Y7 N$ }$ l& Y/ N2 E4 [! o
Section 26 Installation of Electrical Equipment* S( I& {$ K) ~% ^5 Z& g0 D
General& J" _1 g# P1 p6 F- t5 U1 T
26-004 Equipment Over Combustible Surfaces (Appendix B) V @8 O; X* b
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)% N! f9 w6 E9 S2 R/ E4 P; ^3 ?
Isolating Switches
( R# c% g$ U- `, a% _26-100 Location of Isolating Switches
/ H0 q+ a2 ?1 ]Capacitors
7 c; W0 ^2 v* I4 p- O26-204 Guarding of Capacitors" Y- @7 W2 a$ \0 ~; n: J+ d
26-206 Grounding of Capacitors
2 F- X: y0 ]+ R. J. E5 c( H8 A26-208 Conductor Size for Capacitors
5 i; E* ^- N s+ Z! Q26-210 Overcurrent Protection (Appendix B)+ p/ I; x# l2 S# |. B! {9 T
26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
2 X4 h |6 L/ V. W" N% k26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
, x- |% s+ o ]) j0 c26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
, ~* M( Z" }- S: K% |& B# b2 m/ N26-218 Special Provisions for Motor Circuit Capacitors
* x Q0 }8 l! i9 q7 }( z0 ~9 z; }. x1 G26-222 Drainage of Stored Charge of Capacitors; h, ~0 u8 U# x' p4 Q8 w! \& d
Transformers
. g% B# r7 ~* O26-240 Transformers, General2 d2 ?5 R- y1 k$ W" H
26-242 Outdoor Transformer Installations
6 E1 ~( X( i8 C0 e0 b26-244 Transformers, Mounted on Roofs (Appendix B)# f- @1 W$ u7 w i8 [ r8 v
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)- j) y8 b- @3 x7 K
26-248 Dry-Core, Open-Ventilated Type Transformers
6 L' e% S* B S) V26-250 Disconnecting Means for Transformers
: l3 y8 i; `% o2 f# B) } K1 V26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
5 W+ z/ P2 j: ^: C" H3 C! e% k! `26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
) K: m6 u" b2 T26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
2 m- A a6 \1 x# q+ f26-258 Conductor Size for Transformers7 K; ~8 ~0 Q% z3 n# x: o2 h5 r
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
1 K& y* W1 p5 j: R8 e- X26-262 Marking of Transformers
4 W9 b% V# z& i3 |26-264 Auto-Transformers: N( P2 E1 b: Y( c! }
Fences8 P: O% X3 M. r, k, o" a
26-302 Clearance of Equipment - Table 336 P/ n+ }1 [4 K, j7 v- v
Panelboards* A% }& ~$ ^8 ?5 ^) ]
26-400 Panelboards in Dwelling Units (Appendix B)
: w1 U7 l, b: C26-402 Location of Panelboards (Appendix G), p, f! \5 V0 `4 \8 s
Lightning Arresters# s w; c+ E4 V9 M4 L# f% ?
26-508 Connection of Lightning Arresters$ m/ O" Z: T: S$ w! p+ B& @
Storage Batteries
( Q$ E& [2 c% P/ x$ S6 e& ]- M: T26-542 Special Terminology
: r: e5 J0 |- X* u; t) R26-550 Battery Installation3 ~4 u" n+ @- m
26-552 Wiring to Batteries
6 G# @! Z9 v" r' w" T7 P) R# ~Arc Lamps- O' f0 p/ s" V) k. Q0 k" ?
26-600 Location of Arc Lamps; n' _0 ?4 \: p
26-602 Conductors to Arc Lamps
$ g; @1 f8 e" Y( ^# C2 D3 c9 ^26-608 Globes and Spark Arresters
1 b; {' v7 Y: IReceptacles
# L: J. t8 E' p& C( n% v. \26-700 General (Appendix B)+ X; Y& L e$ }. ]% r8 b1 |5 C: w
26-702 Receptacles Exposed to the Weather
% Q4 L7 O* v \) D( _ w+ m, FReceptacles in Residential Occupancies$ v4 f0 h! ?7 Z9 i: y @3 ]7 N' @
26-710 General (Appendices B and G)
+ v2 i: {. [) R! J7 d26-712 Receptacles in Dwelling Units (Appendices B and G)
+ T# Z. f+ g( z" ^26-714 Receptacles in Single Dwellings (Appendices B and G)
8 Y: z8 I Z+ \! v; mBranch Circuits in Residential Occupancies) W* |- h4 Y5 N: h- y/ K5 P
26-720 General, `9 F/ y4 @- A" O+ f
26-722 Branch Circuits in Dwelling Units! n" g" }3 k1 C3 U( q. k+ }0 z
26-724 Branch Circuits in Single Dwellings
( P* @) m$ ?& ]# I/ ^' A! I26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)% O% d5 z% v- u: s, N% k5 X; H
N 26-720 (F)
% R4 E& t1 g2 l, z4 `Electric Heating and Cooking Appliances" D0 N1 t6 x5 ]( M8 C. U
26-744 Supply connections for Appliances
* [, R+ E& V( |" S j7 |% b9 n26-750 Installation of Storage-Tank Water Heaters c1 U$ W' M' w
26-752 Infrared Drying Lamps: I; e. p. y' P# H9 f) o# [0 c
0 z" Q1 u5 W6 l! @: BSection 28 Motors and Generators
, h7 w7 Y( B5 Y+ l% k: IGeneral
7 i0 Y- ~0 P( E* f/ U# D+ R28-010 Special Terminology! J* m0 a6 F: l
Hermetic refrigerant motor compressor
& n8 R) Q$ P; y4 u- aLocked rotor current rating
5 c( Q1 ?' o: `" U9 T- d4 _Service Factor. Y2 s( V; a% H$ l6 d
Table 44; Table 45; Table-D2
2 y' N! p, } w1 {9 hWiring Methods and Conductors v, N. {0 R" M
28-102 Portable Motors
7 G$ [5 [/ S; k1 j' S28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity6 P% c% ~6 v! K
28-106 Conductors, Individual Motors
~4 o" r! r( X9 Z, Q |2 _7 m4 W28-108 Conductors, Two or More Motors
2 K+ m: \8 d# @& l- A% g! ~5 @28-110 Feeder Conductors- e9 E- ?/ r4 K6 m
28-112 Secondary Conductors' ~3 t# y0 @ j7 `5 L' O9 r
Overcurrent Protection
X4 X9 V) p+ T) O2 S# t0 H28-200 Branch Circuit Overcurrent Protection
0 W7 E7 _/ L8 U5 t" e( [28-204 Feeder Overcurrent Protection! Q( ?, `; V/ y9 v- D, I4 J
28-206 Grouping of Motors on a Single Branch Circuit% J9 T4 @8 }& p M* A( R0 g
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
, Y3 s2 G S* \! U4 QOverload and Overheating Protection( C1 f$ l- Y( D- E
28-302 Types of Overload Protection
* I9 w0 u6 q' w0 `28-304 Number and Location of Overload Devices (Appendix B) Table 25
" f9 L, J. i3 T: j- ?3 T ~28-306 Rating or Trip Selection of Overload Devices (Appendix B)
5 p. R( \3 _" f' k% Q7 K28-308 Overload Protection Not Required
) U5 M# b: e4 Q- F( vUndervoltage Protection 5 D2 c. S! D K6 K
28-400 Undervoltage Protection Required for Motors (Appendix B)
: ]5 F; O- F7 z& Z. O/ ^Control& P e- \8 e8 \0 B
28-500 Control Required
$ k' s0 F. W. e7 R9 [. n28-502 Control Location
) h- X. R/ L9 F$ K3 G. e& H: g28-504 Starters Having Different Starting and Running Position- W4 ?3 r$ Q+ g1 z$ p! `
28-506 Grounded Control Circuit# N# s, A& i4 L R. I) ?
Disconnecting Means
6 ~/ m) ^# i' h4 Z7 U28-600 Disconnecting Means Required
2 a: u( g+ F- O9 y8 k |28-602 Types and Ratings of disconnecting Means (Appendix B)6 H1 }$ L" j$ R1 u; X$ s" _
28-604 Location of Disconnecting Means
$ e6 {/ z& `4 W3 R4 _3 w. O$ ] Hermetic Refrigerant Motor-Compressors
5 x3 ^; T7 q& h/ n0 E4 U1 ~+ \28-706 Conductor Ampacity6 x) { x# Z' J6 \; Y g6 Y
28-708 Overcurrent Protection" J$ i* ?+ c7 j
28-714 Disconnecting Means
( K6 H6 ~! j; b6 V5 f0 \3 h! X" Q; @9 {" j1 VProtection and Control of Generators0 V( p' |# k( i& d& {. m: s! b
28-900 Disconnecting Means Required for Generators
' Q. q1 D$ N4 K28-902 Protection of Constant-Voltage Generators
1 C f& m5 R. U3 O" p28-904 Generator Not Driven by Electricity
j# D/ U4 k' G: ]28-906 Balancer sets. Q6 o0 u+ o7 w2 _0 w" G
28-908 Three-Wire Direct-Current Generators9 G' s8 }$ E9 f: [
. ?5 X1 r& V% |6 N* [: C5 |Section 30 Installation of Lighting Equipment/ c' _9 k( e8 C& ~9 r" p" C
30-002 Special Terminology (Appendix B)
# N5 }" k; F) p8 IGeneral
' u( Q& B6 L) c l30-102 Voltage: `1 W4 z( w+ e/ D& X9 |
30-104 Protection (Appendix B)- z2 J4 k) m; o+ p* H6 w
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
" G9 \4 @" ]5 M2 f% ~) B30-108 Polarization of Luminaires7 N* a+ P5 \% Z: }
30-110 Bonding of Lighting Equipment0 Y+ E% t, ?) N4 L! M$ n' ^
Location of Lighting Equipment
6 X8 _% r1 n, t. X- R9 }30-200 Near or Over Combustible Material9 _3 u- W; S5 i% G W8 S0 z
30-202 In Show Windows7 ~) Q9 X. M$ p4 g& W
30-204 In Clothes Closets# O/ R b" j. s% r/ Q( t
Installation of Lighting Equipment- ?* u+ h7 h; O8 c/ A U% i
30-302 Support+ Y5 M8 [) O M4 C2 v
30-304 Outlet Boxes to be Covered
; p+ ` Q8 G7 }8 t; ~: P. ]30-308 Circuit Connections
4 x; i7 ^8 I7 W/ Z30-310 Luminaire as a Raceway7 `! c) f5 W. A% a( t
30-314 Minimum Height of Low Luminaires8 j/ H. Q D8 r9 Z6 M5 I+ ]- @
30-316 Luminaires Exposed to Flying Objects
- {/ ?5 ~* {/ O% ?% H. V30-320 Luminaires in Damp or Wet Locations
! G' f! [; |2 r4 ~N 30-318
7 V9 y: f3 `" j2 s, L6 NWiring of Lighting Equipment1 z7 i4 c9 @0 a; l5 F
30-400 Wiring of Luminaires' [1 R4 j4 v, ^
30-402 Colour Coding9 |. B* ^; f: [9 ]
30-404 Conductor Insulation
6 z1 B9 ~$ \+ o30-406 Conductors on Movable Parts$ t- k) p# b/ u+ `1 Q$ ~: g% _
30-408 Wiring of Ceiling Outlet Boxes3 }$ n- V" {$ O8 u7 f6 [
30-410 Wiring of Show Window Luminaires
T" q O1 N& ^8 B% x5 X; W3 i30-412 Tap Connection Conductors
" e5 b$ i% P9 f, _0 R8 D$ yLuminaires in buildings of Residential Occupancy! R# s5 |( i( y) E0 r
30-500 Lighting Equipment at Entrances (Appendix G)2 v$ ]& C: s9 a
30-502 Luminaires in Dwelling Units (Appendix G)
7 c! J i% P4 S( r/ ^; u6 q q& q30-504 Stairways (Appendix G)& u- e0 Y( f l! Z
30-506 Basements (Appendix G)0 O2 i( l! P8 Y+ J0 O v
30-508 Storage Rooms (Appendix G)0 g5 n) b3 z3 K$ o
30-510 Garages and Carports (Appendix G)
, c& Z3 V+ |! r) i; Z" QLampholders
# `0 F( N! a4 @! q; {30-600 Lampholder rating with Incandescent Lamps
3 R' ~: q0 B) o; B. m3 a! yN CANCEL- R- \/ U1 t) Z- B9 G4 i
30-602 Connections to Lampholders) ]+ j5 x! _: E$ X
N 30-600
4 W3 [0 O$ j$ c, u: X6 S30-604 Switched Lampholders Used on Unidentified Circuits
+ x9 p$ ?2 j$ ~N 30-602- c# A7 `( a1 {) \5 m/ ]# c
30-606 Switched Lampholders with Pull-Type Mechanisms* }8 U8 U3 ~5 J4 P
N 30-604
' r$ Z8 g' ?0 J* `# w30-610 Pendant Lampholders4 e$ Y: v3 H9 k4 X K! W
N 30-6082 J6 u' b& `- @( `$ P% h
Electric-Discharge Lighting Systems Operating at 1000V or Less
; l2 R+ B( Z. [ U30-710 Control (Appendix B) s: s2 d( k9 ]# X0 Y3 {/ r6 ] d5 O% q
30-712 Branch Circuit Capacity5 d9 H9 F3 p! n; Q g. [
Electric-Discharge Lighting Systems Operating at More Than 1000V
' h& H, c/ G) c2 Y, R4 P30-802 Voltages, Dwelling Units, D. y8 N) r+ j. K* F6 Z: P
30-804 control (Appendix B), q: o. Z5 b% X. ?$ J
Recessed Luminaires (Appendix G)+ {5 U6 a/ V7 m. D: B. k
30-902 Spacings for Non-IC Type Luminaires/ Y. Q' ]5 c3 r
30-910 Wiring of Recessed Luminaires (Appendix B)
* \* [9 s2 F$ ~/ l* `Exposed Wiring for Permanent Outdoor Lighting
, w+ s& I4 \2 ]+ O' ?8 o# V30-1120 Branch Circuit Loading and Protection4 F7 F7 `7 j# ^$ o+ c
Extra-Low-Voltage Lighting Systems
. d2 M8 v* I$ j7 x) {3 Z$ z30-1202 Sources of Supply- K3 J, u( m8 O0 Q
: C; Q( M: \& [
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
) n' z6 ` e( Y0 x/ GFire Alarm Systems
% `- k, T$ _9 a/ N3 `$ C" h. @32-100 Conductors7 n& x. r& B3 e' X ]3 {1 m
32-102 Wiring Method
4 u% f% J+ l1 Z32-104 Equipment Bonding
/ a. o( u n; X, K2 p- y5 z32-106 Electrical Supervision
* c7 c5 C# V( w) o4 s- f6 j3 M32-108 Current Supply
, Z1 ~, O8 U. q3 j- ~ J+ w32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
. o& z& F! R) {Fire Pumps1 d2 }7 m6 @4 W8 Y& S5 Y
32-208 Overcurrent Protection (Appendix B)
5 }1 Q( y/ U1 p; _( O3 aN 32-2068 P/ J* D; w% k8 d
32-210 Overload and Overheating Protection (Appendix B)9 ^6 {. [$ j8 I: l ^4 Y
32-212 Ground Fault Circuit Interrupter (Appendix B)
5 [6 [! o! L% ?7 ~6 C+ \. Q8 X
6 g8 p3 _0 G) N" _0 Z+ V" tSection 36 High-Voltage Installations
: Y# N" w" j9 jGeneral
5 H) W2 X; g& W- S" D+ |+ H36-000 Scope (Appendix B)
/ Y# G0 _. R! k2 V6 T0 V' |! x36-006 Warning Notices# }7 ]# O+ r" h( v2 A
Wiring Methods3 i/ U! [5 A. @, P2 V
36-102 Radii of Bends
. Z; M9 M" N2 i) V; {36-104 Shielding of thermoset insulated conductors H0 E$ Y: M- f7 h4 G
36-108 Spacing of Exposed Conductors (1) table 30, table 31, E& `' d4 H1 h* w' d8 F
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
: `$ N( e5 J9 r% U7 v9 @Control and Protective Equipment
+ z0 Y8 u u; ^# o7 [, _* F, `% |36-214 Disconnecting Means
" _' [+ Q: O, N: H Grounding and Bonding
- S% S' d, q& Q. k4 D36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
6 k. d) G* t0 N$ C! e7 S d6 T/ e36-302 Station Ground Electrode (Appendix B)
4 j. \: S& Z% n4 z) w0 \# p36-304 Station Ground Resistance (Appendix B)
. w9 v {2 u8 N( m3 r I36-308 Connections to the Station Ground Electrode (Appendix B)
; { i8 u: B/ |( x7 n36-310 Gang-Operated Switch Handle Grounds
i5 C6 s0 r- C2 W' |36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
3 i0 W! s% @& z2 ?
# q) x8 f% o: n2 a2 M9 l2 lSection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment! z' r" R2 B% N& r: o/ U5 E
38-002 Special Terminology (Appendix B)
8 { `4 v) l( [38-003 Voltage Limitations (Appendix B)& F/ H3 s) M j4 [2 J" w
38-004 Live Parts Enclosed* ~* X \4 w% y0 F
38-005 Working Clearances5 A. P2 n3 l, A3 z2 o$ m e
38-011 Insulation and Types of Conductors7 ? ^- b. D' y" K8 h( u( |- V4 d& a
38-012 Minimum Size of Conductors
; r; `7 t9 U# M! G' m1 L5 G( L5 }
. G9 p( u) q( q/ r) `; PSection 40 Electric Cranes and Hoists' d3 k D# `6 X) H! i( Y
40-008 Disconnecting Means
. x+ n, f4 x4 p+ r' J- g, v- s; r40-010 Main Contact Conductors' E7 E1 z5 D- A3 {) ^
: z5 [# N. m$ t0 k
Section 42 Electric Welders/ [3 s! M2 Z& c2 Y" z% ~7 d
Transformer Arc Welders
2 i E5 Q$ ?& ~/ P; y# m, u: t" ^( v42-006 Supply Conductors
6 x" [( t, X/ p7 e/ ]( }" v
( P0 e: p3 n3 h$ @5 K+ FSection 44: Theatre Installations9 @. L4 a% G3 K/ J
General) U- W$ E; D. E7 X% t3 ?( o
44-104 Number of Conductors in Raceways
; v$ _- G) g0 |44-106 Aisle Lights in Moving Picture Theatres
8 m1 H, j# r5 D- ~Fixed Stage Switchboards
' D ]: t! x( r1 X* [44-210 Overcurrent Protection2 ], z) o# ^, `+ k; f
Fixed Stage Equipment. d& |% T% `. ^
44-324 Receptacles in Gallery Pockets
: h7 }6 L2 J: W" f! V9 F) i44-326 Receptacles and Plugs
, H# q4 L$ x9 y! O3 T
' g9 v1 U- i8 Z" F( @' OSection 46 Emergency Systems, Unit Equipment, and Exit Signs/ ]; v/ p$ I* B" N9 {6 N2 Z0 {
General# h" J B$ Q: I
46-102 Instructions4 W5 W' J5 Z) W2 t- O) T
46-108 Method of Wiring (Appendices B and G)2 t3 b+ N4 c' q0 F4 M( ]8 E
Emergency Systems
, z7 ~ Y" p! T9 F* o9 D6 [46-202 Supply (Appendix G)
7 R- A/ E0 ^: B6 B$ C' p46-204 Control
6 u6 b: c6 X3 j3 D( S7 ~6 c! M( {) _46-206 Overcurrent Protection% Q x9 X$ ?6 _* j0 P& t. q
46-210 Remote Lamps) q u0 q T" p
Unit Equipment
6 D" W( S3 v2 ^! z. q5 g6 `46-304 Supply Connections
% o8 u: d4 t) q0 |' i46-306 Remote Lamps (Appendix B)
# H- D9 m3 R/ o( iExit Signs
) ^" U! Y9 ~) Q9 s7 X! v2 A46-400 Exit Signs (Appendix B and G)
7 |1 L* A6 ^# M. h1 q1 R3 x; E& {$ G7 p6 r& |5 q% P9 n/ S
Section 54 Community Antenna Distribution and Radio and Television Installations
! f8 E# K1 m( U54-000 Scope
' t1 n7 L- P% T2 I0 T54-004 Community Antenna Distribution (Appendix B); Y$ Z8 q- }9 h! t( L& }& e6 S9 J
Community Antenna distribution0 _2 h: z G% L6 p) I1 j7 h
54-100 Conductors
5 Z" \8 y7 m6 K8 E- [. ?$ e7 {3 ^54-102 Voltage and Current Limitations (Appendix B)+ l. E) w: R: E) k# ]6 Z% l
Protection5 q6 H4 K% f+ C; |
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)' K4 J; u' l5 z3 V/ A
Grounding0 ~, ?2 l* I2 V6 `! U. |0 B4 i
54-300 Grounding Conductor* T( A; a8 y) L$ V$ \
Conductors Within Buildings# M' z! ]! M9 K$ N( x# z$ n
54-400 Separation from Other Conductors
0 v9 S4 h1 ^. k0 c% H/ f" U! NEquipment
8 z3 F" T* c6 f$ l. r2 [54-500 Community Antenna Distribution Amplifiers and Other Power Sources
4 H& a6 x% M7 Y1 j8 h2 l% k) ]: i54-502 Exposed Equipment and Terminations
9 M8 P2 D m# G" H* r' ?# Z$ d% w4 m( _( S8 J, a
Section 56 Optical Fiber Cables1 Z" E( _. Z. d+ [+ ?8 {' R
General( s- C/ [* l, W h% g5 S+ |
56-100 Special Terminology: G' [9 C; [' c ~0 f. H4 K
56-102 Types8 M" V8 B# @) H/ T( O
Installation Methods
; L: i$ b* u7 ?: [5 z56-200 Nonconductive Optical Fiber Cables (Appendix B)
/ ?1 Q* h, X$ m y- p- Q. O56-202 Conductive Optical Fiber Cables (Appendix B)
' Y0 v& Q- d) z% i( n56-204 Hybrid Cables
2 f* O( M9 ~$ D/ [# d. F56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
5 V- b: F) s6 C1 J, x7 |# {/ u) R2 o0 j& b6 t) @( z
Section 60 Electrical Communication Systems
( V; V" o. v/ G9 fGeneral
+ |+ d2 f/ T t K1 n- ?60-100 Special Terminology, o' ]& c5 a) p' H0 ~
Protection
5 E+ Q+ e1 [3 n: d) ^6 | Z60-202 Primary Protector Requirements& g0 `( c Z) O; w5 l: M6 u) ]% v
Inside Conductors% P7 L. \4 J! t* P
60-308 Separation from Other Conductors
: l3 j s5 e _# W/ e0 o: D1 ZEquipment
( ?/ z3 _4 ?; G- p: \$ W60-404 Exposed Equipment and Terminations
3 T' Q' d( `$ f& gUnderground Circuits5 I. n, |, L, c8 j9 k j
60-600 Direct Buried Systems
' ?1 ]5 @( p% o* H0 F2 x9 s2 M% c% e) }( @9 u7 q# P
Section 62 Fixed Electric Space and Surface Heating Systems
% {: J6 e2 r& [' C- \0 xGeneral3 W1 a1 q/ S& w' E) r# M4 G
62-102 Special Terminology
0 e. H; a0 ~$ @5 r0 z- F62-108 Branch Circuits
+ b( o3 X5 {" M( X5 t1 W4 L) I+ Y62-110 Installation of Fixtures
4 y8 \. [" m- [62-114 Overcurrent Protection and Grouping (Appendix B) (5)
" p& t$ { K$ c2 A R9 z( _1 a0 L8 |62-116 Demand Factors for Service Conductors and Feeders (2)
$ u8 t9 X! p+ |1 s+ q62-118 Temperature Control Devices1 ~9 j9 x5 L7 C# f
62-122 Installation of Series Heating Cable Sets (4)(7)
- A0 e1 \8 I* XElectric Space Heating Systems$ E4 h0 d9 }" @6 _& P* p+ I
62-202 Temperature Control( m' n( M5 Y0 V, D7 d. c
62-206 Proximity of Other Wiring (Appendix B)
; f/ P3 \7 d# t$ s/ V62-214 Installation of Heating Panels and Heating Panel Sets6 V9 B$ j( |1 A+ O9 F* F8 F' g4 J
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
/ `* i( P" K4 n [: h9 |5 F62-226 Installation of Under-Floor Covering Heating Panel Sets
" H7 c5 F+ Z5 {( n+ ~! a( |- L$ ^1 qElectric Surface Heating Systems
7 u- U/ o8 l* X7 R) y3 j* P3 ]6 [' T/ U62-306 Heating Cables and Heating Panels Installed Below the Heated Surface& ?0 T3 K6 l$ j' b. t' L
, a$ ]) f7 j) ^% |) PSection 68 Pools, Tubs, and Spas
5 s |1 o0 B( g! C6 D `: {General: U5 H f9 H( ?) K
68-050 Special Terminology
- m! Y2 h9 U/ `! r |! F68-056 Underground Wiring - Table 61
0 F, t& R1 B) i4 g2 _& b68-058 Bonding to Ground (Appendix B)2 b+ E( k$ n. b: U
68-060 Junction and Deck Boxes (Appendix B)
5 T3 T/ J4 I/ [0 B8 E+ y& s0 `- [68-064 Receptacles
3 C8 {* g9 R5 J8 s5 M68-066 Luminaires and Lighting Equipment
( H6 @4 i) [* E9 }6 m, r& r3 q68-068 Ground Fault Circuit Interrupters (Appendix B)1 T- E5 M8 ~" |8 F" \: B' N X
0 ?8 Q7 D. {4 _7 l) p( uSection 70 — Electrical requirements for factory-built relocatable structures and
0 Z, |6 g: z+ M2 `: }2 p2 U; P7 K* f1 bnon-relocatable structures
. |2 Z( ]+ [) a+ X, b. p: s70-130 Tests (see Appendix B)2 {3 a2 d5 F/ P5 r( d
. @' l! @3 ]+ C( }3 j' _8 h
Section 76 Temporary Wiring (Appendix G)" F F! z( T2 [! _6 N. f+ \
76-004 Grounding7 V9 y# y) s1 l% E" h
76-008 Service Entrance Equipment
3 [+ _/ z3 _# ]' z2 w% T4 E, \N 76-006" x$ S/ M% I1 m; B
76-014 Branch Circuits3 I) r b+ ~9 e% ~! [( A
N 76-012" I* u/ y( |% m" N
; V# L# R/ q0 l. j/ n
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours2 l! n) ?5 [+ q4 o9 z% e4 i
Marinas and Yacht Clubs
8 v, f$ ^5 E) ^78-052 Receptacles4 e+ R3 W( T7 P1 y
78-056 Feeders and Services0 p: [9 M+ \" s2 T
Marine Wharves, Structures, and Fishing Harbours7 c l/ o1 L/ o0 y, B6 W8 k
78-106 Grounding and Bonding, I! P$ R) c, a* Q& V
Tables
* P0 c3 J6 `* P0 g& A- |$ ^1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,65
, U3 l6 N. ]7 h7 {
, r- _( j! K" D7 ]7 [$ C* {" |Diagrams: 1, 2, 7
, Z* @: V0 U8 G, T7 N/ ~) c9 p% k3 s' k; c$ j6 y
Appendix B2 t5 @5 r8 e9 O# t0 x! R
P352: Ground fault circuit interrupter- 6mA* c& B1 H# G- o; C, Q' b1 O$ l- X
P354: 2-126 FT1, FT4% c0 w4 |/ i( s7 \4 B* x8 {
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)5 g8 B6 y4 ?* \. N, w7 I
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
% K* d$ w Z, o$ ]/ W- @- xP370: 12-1012, 1118, 1214 Example:
1 G" f" a% ?* B/ o( p- [; NP371: 12-1108
t: u R/ V0 r' \- ~6 z* OP381: 18-108(1)(b), 18-158(1)(b)& o1 c+ |2 t( }! o. q$ q. x# M/ }
P386: 24-206; P+ Y! C1 ^) R b
P389: 26-256! a- U( [ j) S. b
P391-P393: Section 28, Example to determine Motor Conductors and Protection+ D; P* B! Q9 _+ @8 }
9 w. B; l: V0 S/ C( c
Appendix D
1 V: Y5 i3 B1 [" n: d7 G% yTable D1, D2, D3, D4, D5, D6, D7, D16 |
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