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Canadian Electrical Code Review Guide: X2 n- `# u0 z+ D
For the Exam of Electrician For Red Seal License
* K- [0 W7 s) z, ]
0 S8 g. _$ ]" u8 a% T4 M7 RLesson One9 b9 H3 n$ G1 O( B' p4 i {+ H
Section 0 DEFINITIONS
' d$ f: _ u( }& ^This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
# A5 v9 x& A3 T/ x; rAccessible as applied to wiring methods
+ `5 T! K! {8 S: @4 iAlive or live: P: o( _; S4 \& j* r
Aluminum-sheathed cable
1 X" H' G7 u tAmpacity, A! [3 x1 M9 |7 A( W2 n
Authorized person/ _* {3 M6 Q' Z. P6 m. N* [
Auxiliary gutter
( {; t9 S. h! [, a' J: CAWG" E( |- l( i& `
Bonding5 u! [$ \4 h! y$ ~4 r+ u0 M
Cable tray9 Y7 o* m% P4 ^2 X8 g
Cellular floor
* n& d$ F, A' s# F! JBranch circuit
1 C: w$ I \) ^# o9 h9 Q2 _Bus
3 I7 J7 q6 B/ E" c; }0 q, y" QBusway4 L L t' O+ a. v9 C' K
Communication circuit; h$ `7 a; X1 ~) d( S4 V) {4 A
Extra-low-voltage power circuit4 T; X5 ?7 D7 S# H, k( a4 V
Low-energy power circuit; G! b/ A+ K. Y
Multi-wire branch circuit9 | a8 Y" u/ g
Remote control circuit
- D/ s( ]4 K9 F [7 s# F$ \Signal circuit
, H: u. G, v9 D2 O. GCircuit breaker
1 E1 ^; l; H3 J2 X8 n' S5 j7 ?4 P, yInstantaneous-trip circuit breaker6 N6 ?& s' }$ [
Conductor
9 C( o* b# _1 G( q! {" ]Conduit
; z( I4 d6 O; J$ ` Flexible metal conduit
! M) Q5 a2 S4 K; }. g7 X3 a Liquid-tight flexible conduit% `9 I3 C. I! X3 D4 [! c
Rigid conduit
0 a. ]/ I) N$ ]) y* y Rigid metal conduit. V5 o8 o# N; y& |) s+ Q
Rigid nonmetallic conduit
: d7 D+ [. b: k/ k% Z2 W0 d Rigid PVC conduit
+ J2 ~% n+ @% s5 Y4 A0 e7 UConnector
% i3 h2 \' O! Z$ \ Box connector; n* m9 _9 T9 B% y! k- y
Wire connector
* X- F( d4 r" }( B" C. j6 dController, j; b3 o+ L, I" O" d
Disconnecting means
0 t. r* ~8 T1 X5 ?6 X$ ~& YDust-tight8 }5 u" ~ K7 f4 C7 h7 [
Dwelling unit
, y# r& Q# j+ z w! T3 MElectrical contractor/ O% j A/ }8 B2 [6 b& X' s
Electrical metallic tubing
0 ]7 \" S1 [9 D2 K' P% e, [! ~Electrical nonmetallic tubing1 N0 ~- c( r( w) E
Emergency lighting) I) I! D+ l( ^! P- M2 x% X: e' _
Explosion-proof
7 F& [ z. F( G% z7 IExtra-low-voltage power circuit
4 d0 c! e: ~9 ?8 w- IFeeder
7 ?7 }: m# U, r/ g' h5 tFlexible metal conduit2 _, O! z: ]. l7 e
Ground3 w9 t1 f! I' g$ v. {! X8 v
Ground fault circuit interrupter
2 y; y/ ^7 C) ?! i Q+ g& qGrounded( Y4 w' _ ^2 e7 r+ u4 _
Grounding8 w4 X$ N7 V( A' z4 h2 U- Y
Grounding conductor# R# [7 T$ |! B4 Z8 `( H
Grounding electrode$ H* T8 X6 I7 u' V* t/ W, f& R" Q
Guarded
. j5 B, I8 X; n1 UHoistway
" s% L( a( ]. U7 x. _5 J1 {; G9 a' m2 TIdentified
) e6 \& I& F j/ CLampholder
! t$ m+ G9 j$ b4 {! o, N! {Low-voltage protection
6 |0 ]' ], Z& V% VLow-voltage release& _% k& N( D1 ]8 \7 j; y
Neutral
/ e' V7 g/ j! c5 X4 F% }Noncombustible construction
* E% N7 x. F7 N bOutlet
+ y6 O, w& }1 R+ COutline lighting
- r9 E2 c( @: }" U2 X- \Over current device$ C" k& j( j' `" w$ N- ]
Overload device. K' ], ?% P2 ~$ m2 E+ {
Panel board/ ~' l1 V1 m9 q& {3 B( j5 s
Panelboard, enclosed
5 Q6 a7 _; f- x+ RPermanently connected equipment
6 h X, |" s, q* W6 WPermit
6 y% ~. N' n6 d# w2 E. j9 ~$ Z% \Plenum
9 X7 k0 @% o8 ]# Q+ XPortable as applied to electrical equipment
0 O- t3 P* c" t/ _Portable ground fault circuit interrupter: b% Q# U8 W8 P9 T, i3 [( l# q; o
Power supply cord
6 W: ~1 L; D- L+ jRaceway
( z$ m' A0 _+ Q. I. oReceptacle, N1 \+ q, o; ~, x% `; L1 z8 t$ V
Duplex receptacle
- u% U& Q+ A; x U Single receptacle
4 P* X1 g0 j( P" Z$ z- y Split receptacle+ {3 x1 I2 w9 Z* k2 z
Service, consumer‘s
9 C1 R( t+ u7 y, S5 `' @Service, supply
! D3 A6 M( e4 C ~" rService box% f. I) n4 `$ M5 L: t6 q
Service room
$ d9 _' u( [' z0 G- K5 vSingle-dwelling& M6 d$ j1 u( \
Slow-burning as applied to conductor insulation
$ s# T' Y: A+ r: _! y2 }Splitter5 q# P8 H9 W- i" Z. ~
Starter
. K$ Z* a) R ?; _+ ~! eSwitch# t. \! _% f U" C; g
General-use switch
' x. X$ w( v+ t4 Y: P9 M8 P Indicating switch$ n& ^# d; P! w6 _
Isolating switch* X1 d3 R; E8 R& E9 L1 L
Motor-circuit switch: ]& p' U c3 v9 s1 L
System- o+ d2 k3 P8 i# r. W/ U$ z5 u
Communication system A, ^0 Y$ _; X2 a! R7 e
Community antenna distribution system(CATV)0 Q" }4 U5 B8 ^$ ?4 G( k2 A+ a! S
Grounding system2 X# R F0 R e3 ?2 a/ O& B
Underfloor raceway+ Q0 W2 J, C) {/ Q3 K
Voltage:2 e8 |8 G) s" k7 e' g0 X7 M' g% o: G
Extra-low voltage3 x ]9 \& ^' p9 B
High voltage
3 f5 @( \8 u6 t2 k0 f Low voltage
8 x- f) y; [* _. a1 l. `Voltage of a circuit/ c4 u* i* u0 |, V1 n
Voltage-to-ground' b' D/ c5 r. g7 ~
Wireway
! L2 o; u; ~2 Q
8 Q3 y2 m( N$ i' l' y/ w1 LSection 2 GENERAL RULES
8 z/ U3 a5 v" o# D# |% t# e' v0 LAdministrative
1 m( l+ }2 |2 k0 m; Z2-018 Reconnection
% e- j& @& I) ^9 {' L5 c2-030 Deviation or Postponement; j' `, Q7 q$ `7 ~6 b. ^
Technical General
. J5 Z" x# [& X( [2-106 Circuit Voltage-to-Ground – Dwelling units
k. V: I: b- L2-114 Soldering Fluxes
$ `- `8 ?9 k1 Y8 g `8 g8 B2-116 AWG Sizes of conductors
6 A. y$ x# i# c3 n. Q, k2-124 Fire spread (see Appendices B and G)
1 a. |& A/ A9 M( B9 D2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)0 t' v! W8 y# A3 i3 j
Protection of Persons and Property
" E' a p3 c6 ]! o2 g2-202 Guarding of Bare Live Parts/ K/ Y! H% {( g& C' @, e
Maintenance and Operation7 v& j+ _- D) B0 }' g
2-304 Disconnection& u+ c! L% ?* Z7 G- l0 ^
2-306 Maintenance of Live Equipment9 S" ]. O/ M6 {( ~. P
N 2-306 Shock and flash protection (see Appendix B)
/ i0 h4 _7 T% L; |( k2-308 Working Space About Electrical Equipment: Table-56
" ?9 N# Z& L4 \, V2-310 Entrance to, and Exit from, Working Space
) m2 o6 M. s" ` a3 h$ U$ p2-320 Drainage1 U* G& R# Y$ `2 v$ W$ Q$ C
2-322 Electrical Equipment near combustible Gas Meters and other Devices
0 K+ V. ]5 U5 m2 _Enclosures
* j* r( L& [; u2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
: e8 M0 \( n+ W) T" N: I/ @3 J2-404 Marking of Motors: DP, WP, TE+ c) s1 U _9 e$ J2 b" O# N/ s
7 o$ M2 N& l, {2 x7 C8 D
Section 4 Conductors, |$ ]/ ~# j+ Y; q( F
4-000 Scope
- `1 ?% D; g! @9 i4-002 Size of Conductors: 14#, 12#5 ~2 }! \! J+ k& V8 {% r5 s `
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
, d( J. E7 }( H0 A4-006 Insulated Conductors: Table 19; i3 F# H8 q, _+ }% Z
4-010 Uses of Flexible Cord: Table 11
$ e, F0 `" y' C* Y: ~- c; I4-012 Sizes of Flexible Cord
# n1 o$ X9 V4 V# l1 S, n4-014 Ampacity of Flexible Cords: Table 12" f2 {* P5 ?) A
4-018 Equipment Wire
5 I3 M+ r; Q! i" f I: n+ j4-020 Insulation of Neutral Conductors
, d! o! X. C! F- v& g4-022 Size of Neutral conductor2 D# u) p' u& Q4 m# y
4-024 Common Neutral Conductor3 H, X4 A. O$ ~2 b3 h2 A2 T
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
% H/ ]) z& v) A" W4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum- ~- M2 \4 V! A- L4 x# Q* ]
4-032 Identification of Type MI Neutral Conductors
" J& B) Y: X6 K1 b0 s7 N" b# B4-034 Use of Identified Conductors* V. m8 a# w5 y3 \7 Q; e, w
4-036 Colour of Conductors: Phase A, B, C, …* ~5 `4 K+ l- N2 Z9 K' j
- @" |6 B" G: @& o2 ^0 _Section 6 Services and Service Equipment( q! N8 S- K8 a) n# r- |
General/ C2 h* _; Q, U- t t* {1 f
6-102 Number of Supply Services Permitted
7 h7 p# b+ q) Q# v3 H0 _, H6-104 Number of Consumer’s Services Permitted in or on a Building) I7 w# u; Z: ]( R! c4 u4 ~
6-108 Supply Service from an Electric Railway System
5 H9 H6 N0 V6 @' I$ V$ C5 M6-110 Three-wire Consumer’s Services
1 r/ [. C/ `2 p g1 k- t6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors6 c: o2 B" `/ |6 b8 T" T7 ~* f
6-114 Methods of terminating conductors at consumer’s service% q0 [1 C1 t" Y% c( C
6-116 Consumer’s Service Head Location, n7 ]* E, ^5 m1 G
Control and Protective Equipment
) ]' j0 g- u% p( M/ e6-200 Service Equipment% s- U& T0 S5 V) _. H) \
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
H% J8 u! V" d( F1 }6-208 Consumer’s Service Conductors Location
( i- k5 Z4 X) y N. y6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches, V# q# ?1 M$ G* y' d' F4 U$ f& p, h s
6-212 Wiring Space in Enclosures
6 Q0 \/ Y; z+ p6-214 Marking of Service Boxes2 E; E# p$ n- f0 E8 h# ~
Wiring Methods
* m2 J' R: O& g4 J8 T6-300 Underground Consumer’s Services6 N) F0 p2 u7 m! J
6-302 Overhead Consumer’s Service Conductors
3 I* a8 y0 A, E* P8 M6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
3 e; A# k6 `1 k) z. @" R6-306 Consumer’s Service Raceways
' B: V# Q: Q% u' \- R/ T. H4 K/ X6-308 Use of Bare Neutral in Consumer’s Service
; q( Y: z B' W$ l+ A6-310 Use of Joints in Consumer’s Service Neutral Conductors0 v% A5 j$ G; N" I; \& |
6-312 Condensation in Consumer’s Service Raceway
6 F" q2 o1 a+ P# hMetering Equipment
6 }/ v0 \. t* Y; |/ F3 E4 @6-400 Metering Equipment
0 w, F8 ^% Z" d" ]9 | G8 R# T6-402 Method of Installing Meter Loops( A: T; h# Z# J: J! E/ S' C
6-404 Enclosures for Instrument Transformers- w6 D! W- G7 j! m1 }" p6 K" D: f
6-408 Location of Meters
* g6 \/ N% Q T: q' X" f0 a, [+ ^8 F, Z) o+ i
Section 8 Circuit Loading and Demand Factors
u1 L! v0 ]! X% M$ p- WGeneral
3 H) c! r* N' \$ y' u u8 m8-100 Current Calculations
5 H3 G& D% K- H' A# J8-102 Voltage Drop ( see Appendix D)
# x- }9 k% Z& E: j- M8-104 Maximum Circuit Loading. G, B" S# v G! J. U& F
8-108 Number of Branch Circuit Positions
5 T( p# M8 A9 K) ^% p' H2 |# ~8-110 Determination of Areas# H4 z% k# b8 ^8 m+ | P4 W4 O* x
Services and Feeders
% y( e! r1 l4 B3 o0 D! {, Q8-200 Single Dwellings (see Appendix B)
! \; C; D/ y0 k) H8-202 Apartment and Similar Buildings
9 O+ V: r: u8 o, v6 x8-204 Schools
8 j$ S; z4 T0 M6 ?3 a8-206 Hospitals
- H: Q P% @% s% F$ v$ v8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
' ?& ~1 s4 y# \2 f8-210 Other Types of Occupancy (Table 14)) N$ h# p: k3 `
8-212 Special Lighting Circuits
; Y( ?: N1 e! E! z: w/ sBranch Circuits
/ ]0 j& `- |0 R& P6 s+ k% A8-300 Branch Circuits Supplying Electric Ranges
$ w R8 M* b( d8-302 Connected Loads, m1 c' _/ L( D7 n
6 G! N! x: R/ M, W) p# i3 CSection 10 Grounding and Bonding
- Z, L# w- C7 P% SScope and Object8 H1 N4 h- S2 o1 B2 _$ o6 A
10-002 Object. `$ P2 X4 V9 I- ?( M
System and Circuit Grounding
+ Z' R% c$ y1 G Y# J: L' p8 [" ~10-102 Two-Wire Direct-Current Systems
$ g5 q' C7 Y' m2 a: Z. ], Z2 a+ G10-104 Three-Wire Direct-Current Systems7 j/ d# a& t7 \% m* r6 x% g# U
10-106 Alternating-Current Systems
( _( X3 L/ n* K- z$ w @10-110 Electric Crane Circuits6 K" {5 R1 ]# E
10-114 Circuits of Less Than 50 V0 ~* [" P" w+ @
10-116 Instrument Transformer Circuits
a# I. P* l s' b6 cGrounding Connections for Systems and Circuits) ^6 l& ^" N) D3 m3 e
10-200 Current Over Grounding and Bonding Conductors
5 _& U& {. g( E# W/ P2 ]3 t10-204 Grounding Connections for Alternating-Current Systems
0 k5 ~' B( e6 j1 I" T& s10-206 Grounding Connections for Isolated Systems. Y) }9 U0 R% j/ a- ?. Z
10-210 Conductor to be Grounded
) l4 R' Y3 d. Y/ s/ D RConductor Enclosure Bonding; U5 |- p, j8 T0 X. E5 |
10-302 Other Conductor Enclosures: V# n% T H- U& v0 ?
N 10-304
0 u$ m/ F) D: B- xEquipment Bonding
9 M2 ?/ U2 q0 j" ?9 q10-400 Fixed Equipment, General
; ^5 n5 \* ~- c+ X* ]' ~10-402 Fixed Equipment, Specific (3), (4)1 @/ z5 N' f2 q" Q- b* l
10-404 In Nonmetallic Wiring Systems
$ P' t. B" g9 ]10-406 Non-electrical Equipment
3 U+ o! j% q7 I9 W& U7 C10-408 Portable Equipment (4)(b)
. A% T* V3 L6 ^( k& l10-410 Instrument Transformer Cases
, T: Q+ ] \& _0 Q9 B10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less1 r: }( {8 o- `- g2 e( f
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
" j, {5 q0 t: [+ c0 `Methods of Grounding
% c. h$ c8 K6 Z10-500 Effective grounding (see Appendix B)
7 y. h" X f8 ]! B! }10-502 Common grounding conductors7 d( Z, i; l# f
10-504 Common grounding electrodes2 N( H% [* d# X6 `* Y0 F& j
Bonding Methods
3 ~1 Y1 J8 a9 o7 V2 ?7 {7 {10-600 Clean Surfaces( Z! ~+ O5 g, i, C/ q1 O( N
10-604 Bonding at Service Equipment. W- j# T. u* T+ a# f
10-606 Means of Assuring Continuity at Service Equipment
5 x5 B( R% G7 ?% ~4 i7 O/ K10-610 Bonding at Other Than Service Equipment' D7 l. i3 I: J4 s) g! v& w
10-612 Loosely Jointed Metal Raceways2 h- l) r6 C6 d }9 N" ]
10-614 Bonding Jumpers Table 417 R% g- R8 A; U2 W/ h4 s1 I5 W" w* G
Grounding Electrodes
0 C& X& u. |. |6 y7 I5 {' I- }10-700 Grounding Electrodes
' Q, y( W. w+ ^10-702 Artificial Grounding Electrodes% o1 ~; B! c- t( U' _7 u
N 10-700 & 10-702" }4 [9 i# _5 r$ | i' N: y8 i
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G); R0 b5 Y& Q0 {
N 10-702
* o2 U( P. n- g& P. M10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding2 s0 k6 E7 f* x- v8 Z( V
N 10-702# v- J/ K. z4 V9 P
10-710 Use of Lightning Rods (Appendices B and G)
$ Z! u% e8 n4 e1 n1 c1 l1 gN 10-706
* l& U; ]% |6 J3 [/ e; y2 Y7 B# {Grounding and Bonding Conductors
9 [3 d+ @! l) M1 O; ~; Q10-800 Continuity of Grounding and Bonding Conductors2 L/ E/ j9 u" X' M/ u* V4 Y
10-802 Material for System Grounding Conductors4 H+ L( U5 |% \
10-804 Material for Bonding Conductors: e- W! \; @+ k
10-806 Installation of System Grounding Conductors- _3 ~! N) J: k! w% N3 F A3 I: h+ \
10-808 Installation of Equipment Bonding Conductors
# J; }! ~1 ?2 i" Y7 [0 u10-810 Grounding Conductor Size for DC Circuits
6 f9 M3 H% Z' s3 E4 L; I10-812 Grounding Conductor Size for AC Systems (see Appendix B)
! P0 ]$ }/ F. |) I10-814 Bonding Conductor Size (Appendix B)
: P& P) _" L7 k$ T! @10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment: ?0 _4 T$ \, ?- {5 L: `( S
10-818 Bonding Conductor for Outline Lighting
* Q# j& v' r8 E \8 q10-820 Bonding Conductor Size for Instrument Transformers
+ _# I5 A1 P% X2 V( t3 V; o! MGrounding and Bonding Conductor Connections( d2 B+ e6 m% W6 J% ?
10-902 Grounding Conduct Connection to Water Pipe Electrodes2 i3 ^3 c9 p: H! h2 r+ h$ ]4 {1 R
10-906 Bonding conductor connection to circuits and equipment. B/ H1 h; |: L% N
10-908 Grounding Conductor Connection to Electrodes5 Y; n" l4 q* ^' I' b& Y
Lightning Arresters
- d+ O- X: p6 d5 c10-1000 Lightning Arresters on Secondary Services – 750V or Less
) k, `# B: Q" F/ X" U1 ]& T& N" P; Q
" B- |! l+ v( f0 xSection 12 – Wiring Methods D- ^: x. K) O- R9 I; t
Scope
; t: z- G6 P' B) O( u8 u2 e12-000 Scope (Appendix B)( m6 S2 T0 o, S4 p; n, a
General Requirement! r9 Z0 C# S* o! W* I
12-010 Wiring in Ducts and Plenum Chambers
* P) ^1 T8 h; Y! m( m1 U0 b( l% E12-012 Underground Installations (Appendix B)2 o6 z& k9 y+ c8 P' D3 [3 D
12-016 Lightning Rod Conductors0 V# J+ Q; ^* R8 g' X
Conductors - General2 C ]0 p( O) H8 r7 l2 U
12-100 Types of Conductors (Appendix B) Table 19+ P: `) t6 K2 P, d
12-102 Thermoplastic-Insulated Conductors0 A3 A C6 C( O1 I# B! L
12-104 Flame Tested Coverings
' o& n9 Y5 k( g0 I! m$ h+ K$ E3 u$ {$ C12-106 Multi- and Single- Conductor Cables% j; G8 b( F% h9 r+ r2 D/ q
12-108 Conductors in Parallel (Appendix B)7 D4 T! b. Z- H0 h+ I# y
12-112 Conductor Joints and Splices
; }- Z8 s$ k5 d4 I& |. V& J( Q12-114 Ends of insulated conductors
! \; ~1 s9 C( ^. Y4 J$ A* K12-116 Termination of Conductors (Appendix B)3 C8 X, {7 A" C* G% i: K
12-118 Termination and Splicing of Aluminum Conductors
+ i# w$ \/ h. _8 N% U12-120 Supporting of Conductors - Table 21+ E8 o* [# A; n3 ]) s
Open Wiring
; G0 g7 U3 n4 N. |' v. C0 T( u9 u12-204 Spacing of Conductors
) f$ m% Y. L4 K- z. }12-206 Conductor Supports
; ~- w( m5 a0 t) h12-208 Conductors on Flat Surfaces) H' C6 P y! q% Q
12-212 Protection from Mechanical Injury
) f# S9 ^: j0 ]% }! eExposed Wiring on Exteriors of buildings and between Buildings on the same Premises: R9 u I- S } t0 a' p/ X, x
12-308 Minimum Size of Overhead Conductors+ L& b- w _% Y
12-318 Use of Neutral Supported Cables
, x d) @' F0 _, sNonmetallic Sheathed Cable: Z5 N' A! X" Q! o. b
12-502 Maximum Voltage
6 _, U8 W1 W% i. G$ A4 g5 f12-510 Running of cable between Boxes and Fittings (Appendix G)
" y. d. }. Q9 ]. L6 I$ A; L T8 a12-514 Protection on joists and rafters
/ M6 a$ ~% ?& P! t# L9 A12-516 Protection for Cable in Concealed Installations (Appendix G)
W ?2 ^% V( N: T$ f0 ?+ k12-522 Where Outlet Boxes Are Not Required/ J; v. N; n) ~# K$ u
Armoured Cable
* F, m' w- b, `2 {& @& I6 y12-602 Use (Appendix B)+ B: A' o/ U" i( v
12-604 Protection for Armoured Cables in Lanes
2 P" y5 v$ o7 [) ~, d12-606 Use of Thermoplastic Covered Armoured Cable
6 Y& z7 e/ d5 Y4 [4 b3 \9 N1 ~12-608 Continuity of Armoured Cable; O( D. F* e! V. n, m7 F e- L
12-610 Terminating Armoured Cable+ F" Q! A' f$ Q
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
* u/ }' P8 O) G12-614 Radii of Bends in Armoured Cables3 W6 _' G' z5 t/ d) K- p
12-616 Concealed Armoured Cable Installation
4 k" D4 y _8 C: G4 _12-618 Running of Cable between Boxes, Etc$ _! ~9 c. E6 _# {
Mineral-Insulated and Aluminum-Sheathed Cable. c% z1 S4 z/ `4 i1 ]
12-702 Use* }# C" D9 G0 y* r
12-704 Use When Embedded# K: h5 f7 p' w: x* C
12-706 Method of Supporting
5 ?" c8 y& r4 [/ P$ {/ v12-708 Direct Earth Burial, M6 j% J: R4 K! s! D
12-710 Mechanical Protection! N7 i1 L0 a9 D3 t$ n% _; b
12-712 Radii of Bends3 F" G. a& G) {
12-714 Termination of Mineral-Insulated Cable (Appendix B)
; i& K9 I) m0 W$ E0 j% N12-716 Connection to Other Forms of Wiring# O2 ^0 j3 @- ~2 Q7 g$ D
Flat Conductor Cable Type FCC
$ M! q7 f" [$ ~7 d% t0 N12-804 Use Permitted
! T; f( S7 {: C1 |/ o) f6 @8 n; m; h12-806 Use Prohibited
8 p. O9 {% j: p12-818 Anchoring- g: K+ b, i7 i* m$ Z; V! \9 s; U+ N
12-820 Crossings
2 W/ m$ v: u- P1 R' dRaceways - General, A5 L9 L1 r5 {& t
12-904 Conductors in Raceways& s+ t" `7 q1 N8 E9 D
12-906 Protection of Conductors at Ends of Raceways
6 L0 |& m A. N) G: y; r- q" x12-908 Inserting Conductors in Raceways3 C/ F% d2 ^- I% z
12-910 Joints or Splices Within Raceways
7 G# k! h; D- b12-912 Stranding of Conductors
9 H0 A# N5 w/ q* s0 s# f2 M12-914 Electrical Continuity of Raceways1 y( v# [* [2 e) W9 v3 ?2 j, `: W
12-922 Radii of Bends in Raceways9 J2 _5 u' N2 V. n
N 12-922 Radii of Bends in Raceways Table 7
8 d2 U( f0 X! F5 o3 s& M12-932 Protection for Raceways in Lanes! S* r: ^8 ?* k6 A
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)0 B: q9 }: K4 H- m) j7 z" d6 D
12-938 Capping of Unused Raceways
+ V* o% e2 _" P1 M/ S' O12-940 Maximum Number of Bends in Raceways
- K5 R' F( A% X7 lRigid and Flexible Metal Conduit
1 w g! d3 A# l) C. Y12-1002 Use, u/ b6 v7 [% G8 _) W9 ~
12-1004 Minimum Size of Conduits
. b. G. L/ t; D3 O" F12-1006 Conduit Threads (Appendix B)* k( x6 R% M N2 L
12-1008 Thread Engagement5 I& q3 F' S6 \( t
12-1010 Maximum Spacing of Conduit Supports" B! t: G5 H3 A' ~
12-1012 Expansion and Contraction of Conduits (Appendix B)/ W5 b; B. D( s# A$ j
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 / e3 P" i6 d* K
Rigid PVC Conduit and Rigid HFT Conduit. v8 \, C9 c7 I' y
12-1100 Use& T( w0 U' R, W
12-1102 Restrictions on Use
& b; u3 E) B: G# D" O12-1104 Temperature Limitations (Appendix B)
% r- U" I) y9 ~) m" ]4 y) c% e12-1108 Field Bends (Appendix B), (2)
1 G/ A9 n: |$ t12-1110 Support of Luminaires1 q4 X/ W9 u, R7 H: E9 B9 {+ R
12-1112 Fittings
/ M! c3 ~! X3 A* W% m5 L+ i9 P12-1114 Maximum Spacing of Conduit Supports0 V2 b2 c p+ O" B) i: E$ w+ N
12-1116 Support of Equipment
1 q2 K9 s" v8 v3 h; O) R! I12-1118 Expansion Joints (Appendix B example)
! J# z) {5 j% O; D+ V' oRigid RTRC Conduit
6 P) |! D U y, G3 K. i9 ~% K4 N12-1210 Temperature Limitations
6 H* v, \) b n# e2 r, O+ @12-1214 Expansion Joints (Appendix B)! X( e/ g' v/ G. ^ V. |7 K1 s: P2 _; @
Liquid-Tight Flexible Conduit
- ]) q) R# g4 t+ A# g12-1302 Use of Liquid-Tight Flexible Conduit
4 _% _2 F7 S8 j8 L$ K12-1304 Maximum Number of Conductors/ ?4 s2 C4 K/ k; C
12-1306 Provisions for Bonding
: J5 f& H9 S3 R. _4 _5 lElectrical Metallic Tubing- A7 M$ L- v+ g- s
12-1402 Use* d P" N1 {/ Z1 q& l+ G5 j
12-1404 Supports
' f4 P9 _2 U6 J; G! }% k' l6 [12-1406 Minimum Tubing Size
* y$ ? Z% F$ ]. a1 _3 e; V! j12-1408 Maximum Number of Conductors3 W7 i: U! J, D8 B, M# _) _, A! ?
12-1410 Connections and Couplings
' @# [ P% C7 q4 s: G12-1412 Radii of Bends in Tubing
! i7 f! @: M% |7 e) MN Table 7
) A# H# H/ b; M5 O% g& t0 [Electrical Nonmetallic Tubing
# U* t) G* a- d# i* |+ s, k! B& ?12-1516 Provision for Bonding Continuity4 a" h0 j+ L K
N 12-1514
( P6 V- j: @4 U: B ESurface Raceways
4 s/ M" p7 G0 p% r% B12-1602 Use of Surface Raceway (Appendix B)
6 Q' D+ s' E! @$ D12-1604 Temperature Limitations9 H+ T: k _8 J: o+ [7 \- c/ G, {+ n* i
12-1606 Conductors in Surface Raceways (Appendix B)
+ _2 e Y" Z' ?: |! G( z- u7 f: S12-1608 Maximum Voltage" w6 ^# ?% [( K3 h3 O2 i d! Y
12-1610 Joints and splices
/ b8 t) L% P* e8 _2 a2 H: DUnderfloor Raceways" }( e6 X0 P4 }4 h4 S
12-1712 Discontinued Outlets in Underfloor Raceways
# {% a* F" b% L& i7 DCellular Floors0 G- y0 ]% U- u1 b4 L! G5 P6 _
12-1804 Maximum Conductor Size in Cellular Floor3 p' }* k# m6 p5 P
12-1820 Cellular floor discontinued outlets+ Q' F: P5 ?0 i6 X- W6 h% b& n2 r
Auxiliary Gutters! N% {6 d2 I! |/ w
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces/ w/ U7 k# n, K- ?( P9 X
12-1902 Auxiliary Gutter Supports9 f3 Y3 g8 ?. s3 }
12-1904 Auxiliary Gutter Cross-Sectional Area' X. u8 |) Q% \5 s% f( c- n" Q
Busways and Splitters4 ^& z1 j" K. T+ E# [1 {4 D7 U) P. U
12-2004 AC Circuits in Busways and Splitters
* ~$ ~% b5 j: ~1 Z: b9 g12-2006 Busway and Splitter Supports& ^+ \4 T5 F1 C! f: M
12-2008 Method of Installation of Busways' c6 G! H) a' R: u
12-2012 Reduction in Size of Busways
2 y' Q6 G" k( O3 e5 g# W; ^9 Y# M12-2014 Length of Busways Used as Branch Circuits9 f) N# J8 A% i4 T/ T, _9 M8 l3 ]% t
12-2018 Taps in Splitters: @% ~" E2 c* t3 b
Wireways( F4 z: R3 `! T( {
12-2104 Conductors in Wireways$ S4 F# M1 y; n# K. f3 O" z
12-2106 Taps and Splices in Wireways7 j9 Q5 G2 O! k% }
Cable Trays9 k. d+ V Z0 z
12-2200 Method of Installation (Appendix B)
; C; J) f4 k) g+ s; C$ f12-2204 Joints and Splices Within Cable Trays
! M5 o! f7 O4 |$ u! o( g. u g/ G) e+ T12-2208 Provisions for Bonding5 g" l1 K2 `3 r( o) S- [
12-2210 Ampacities of Conductors in Cable Trays3 k* d7 o- Z7 o4 F
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
) a" ?$ k- W9 a12-3000 Maximum Number of Outlets Per Circuit$ D$ S9 m$ O2 A
N 8-304
. }" j0 U7 s4 c12-3002 Outlet Boxes (Appendix B)& _7 u& y; L; }0 S
N 12-3000; E ?% T- c. d }' q
12-3004 Outlet Box Covers& E" }: l6 T; `
N 12-3002+ E7 l3 E; s; L8 ^! P
12-3010 Boxes in Concrete Construction0 ~0 _) L) X2 M3 H! M8 c
N 12-30084 T/ S% A8 Q& G/ L% e/ }
12-3012 Outlet Box Supports7 q! O0 m' u$ f6 B# c; ]6 _: p
N 12-3010: S+ R& W% y: W# u y. O
12-3016 Accessibility of Junction Boxes
7 ~0 r# j; n. h! y0 Y, C+ G% M# ~( ~2 E$ WN 12-3014
& s# t% F8 R) W* f9 x12-3018 Flush Boxes, cabinets, and Fittings
. W8 u6 m- m2 l( uN 12-3016
# U" e3 O' {+ h! F: t! ]) b/ ]12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
+ K9 H1 q8 W% u$ s8 L, x6 ?! h2 ]N 12-3022
5 |& ^, x J B# l12-3036 Maximum Number of conductors in a Box - Table 23" R- @) E5 K6 j2 O8 N
N 12-3034
z+ t. f& f/ B" e# [& P12-3038 Pull Box or Junction box Sizes
6 b, g& y1 p( KN 12-3036
# B0 I& x& S2 q- W5 G* y" R |0 f- L7 s2 T4 M. {" J
Section 14 Protection and Control9 ?$ {- h4 W8 Q g$ z+ C, I
General Requirement5 D5 H+ A% m3 t4 d, `- e! B* J
14-010 Protective and Control Devices Required
( P5 Z8 R0 z' I- z ]4 F1 ^3 _14-016 Connection of Devices
+ b' ^" Q% p6 e4 X Protective Devices – General
5 l- L& M; a' ?0 J( M- ^ 14-100 Overcurrent Devices Required
_; k" S6 `9 J14-102 Ground Fault Protection (Appendix B)! v. r @ h0 @+ X. c
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
" L" j) |: n0 M. s9 c9 m( E U14-112 Overcurrent Devices in Parallel
/ e! \# c2 C& |9 j1 ^Fuses
z/ ^ F; @! q2 f/ J14-200 Time-Delay and Low-Melting Point Fuses
/ g( ?( E6 o+ ^/ t5 \ [14-202 Use of Plug Fuses& I. T2 X9 W" ]2 ^" H2 A
14-208 Rating of Fuses
$ p* q' c8 D1 e' d- s" B& W4 H14-212 Use of Fuses (Appendix B)2 v( N- M% V; T4 X7 a5 d% D
Circuit Breakers
( l2 x K# H( Y5 c14-300 Circuit Breakers, General0 M$ ^: ]/ N& f$ q: r( i+ o
14-306 Tripping Elements for Circuit Breakers
f$ [, { g6 T8 D! b5 ]14-308 Battery Control Power for Circuit Breakers% ?/ E( X/ k- x" M
Control Devices - General5 l7 f7 N* O% @' f& L- y# M2 W$ E
14-402 Disconnecting Means Required for Fused Circuits9 A3 g9 h+ E$ r$ V( |9 ]- e
Control Devices - Switches; ^, n- B0 o8 t; b: M; i
14-502 Mounting of knife Switches
$ J$ m+ d% o" g0 V0 e/ }- z14-504 Maximum Rating of Switches& R: a8 c, I: J- c
14-508 Rating of General-Use AC/DC Switches (Appendix B)
; q) o) x7 R$ x, X3 q14-512 Manually Operated General-Use 347V AC Switches (Appendix B)" R# M! a+ |- N. d. D
Solid State Devices
' e" o1 D' g# \8 ?! l14-700 Restriction of Use% x3 G! ~3 \. I, r& `5 s
14-702 Disconnecting Means Required5 Q7 y; j" ?+ {* x
: D# k8 Y& T' |; |# v+ u' I
Section 16 Class 1 and Class 2 Circuits
% _4 c7 z2 y9 X! qGeneral
. J* c/ U' I& R16-004 Class 1 Extra-Low-Voltage Power Circuits: p i' }% B& j' v7 m
16-006 Class 2 Low-Energy Power Circuits
6 ]5 u9 Q& d p9 E16-012 Circuits in Communication Cables
/ [8 R& W/ |; n) i. ?Class 1 Circuits+ v- i4 a+ v) t. k* l
16-100 Limitation of Class 1 Circuits
0 V1 w2 y5 [2 N. g* g16-104 Overcurrent Protection of Class 1 Circuits
& l' S8 r( v, X$ ` x16-106 Location of Overcurrent Devices in Class 1 Circuits9 `% _9 |+ ~( j6 N/ z
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
4 ?; p- [. h: `, W6 q16-110 Conductor Material and Sizes, S6 l; L$ l d; A; l |- O
16-112 Insulated Conductors for Class 1 Wiring T8 ?% u% ^# B* K8 A# o
Class 2 Circuits! X; x% U1 o3 s% f( j
16-200 Limitations of Class 2 Circuits (Appendix B)
8 \- K: h! Z' J16-204 Marking( d& t' |) U4 E
16-206 Overcurrent Protection for Class 2 Circuits
* d5 {" v7 H! s) ^. [& Z0 l16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
; k! P# L3 o. j( J8 u$ ?+ { xELC: extra-low-voltage cable+ u- ~& V+ o* d" {
16-212 Separation of Class 2 Circuit Conductors from Other Circuits+ |: \4 t }. g, }
0 ^3 x' ?0 k6 C/ T3 M
Section 18 Hazardous Locations
/ Y7 L) z1 r# l2 K: HScope and Introduction$ _! V+ U4 c( q
18-004 Classification3 ]# D4 b# k. H2 }! f/ J
18-006 Division of Class I Locations (Appendices B and J)& n1 `. {( a) ]9 K8 k
18-008 Division of Class II Locations (Appendix B)
6 z! J* K+ W( H- B18-010 Division of Class III Locations (Appendix B)
$ c9 H- k) C1 k( rGeneral
" {# b3 F& t2 M# n. Z- J5 j18-062 Metal-Covered Cable (Appendix B)1 a9 T8 `/ V$ t! y2 ~; `! y% n
Installations in Class 1, Zone 1 Location
) U2 P7 N0 P$ z% Z" Q/ w18-108 Sealing, Class I, Zone I (Appendix B)
, O9 r* T4 _5 q) E5 Z: G% @. c# m+ ]3 ]3 @0 ?: I2 ~6 D$ \
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars% z' ]/ }, `) l
Gasoline Dispensing and Service Stations
2 A9 M4 O4 _) y20-002 General
( }: R6 x2 r& m) T+ W) R5 E20-004 Hazardous Area (Appendix B)5 @$ C: O- Q# n) F! q" S) ^
Propane Dispensing, Container Filling, and Storage- h! M' D `. M8 j" w
20-034 Hazardous Areas - Table 63
' U3 c/ b) V R$ dCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities- T* e) n) b/ N
20-062 Hazardous Areas
+ y' q6 T6 C% b4 FCommercial Garages – Repairs and Storage+ l7 Y& m0 @6 @, l9 Z
20-100 Scope5 O/ [) T2 g- |$ R9 A( S8 m+ l
20-102 Hazardous Areas (1) $ {2 m J; |8 }3 `, `% j: W* t) F
- H; m1 E; @# k% l0 R2 S4 V6 d" _8 S1 CSection 24 Patient Care Areas
7 H, l& ?# W- {- C: Z4 E24-000 Scope (Appendix B)
* X# |( C5 @6 P* e; i! A24-002 Special Terminology (Appendix B)
% m+ H' Q3 K8 {. h Patient care area- e$ O# |1 B8 C) j
Patient Care Areas
% J w; o+ m L24-106 Receptacles in Basic Care Areas (Appendix B)
6 _% J. w! a# y# o* U9 VIsolated Systems
0 G" x* G4 v; m# ~. G, u) l24-204 Single-Phase Isolated Circuits (Appendix B)
0 m- q3 T7 k( {; z24-206
# H5 p: v$ d+ H' m. g6 \
* x/ U$ L" l3 R: {& L9 y) |Section 26 Installation of Electrical Equipment
. s6 o9 v* a! V. d" k% ?General0 U2 U" _+ T E
26-004 Equipment Over Combustible Surfaces (Appendix B)4 T& J5 ~, }5 x. r
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)7 D# w# }8 C# O1 w4 ]
Isolating Switches
9 ?5 c$ f, g) R2 ` \; Q6 K. _: {26-100 Location of Isolating Switches5 m. X" ~( o+ E
Capacitors: u% ^+ |/ _ T: Y, [, w" o8 |5 m
26-204 Guarding of Capacitors
, ]0 O( w5 ]! A. Q5 s. l26-206 Grounding of Capacitors
8 P" W) N7 O( [; ~8 F/ l$ `$ A6 K26-208 Conductor Size for Capacitors
8 @! L6 E# V' ` w+ }0 z6 w' ^26-210 Overcurrent Protection (Appendix B)
! \# W( U, e9 i1 U26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
9 _0 ^( E+ m, m6 {3 R& Y7 h26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits, U8 U# f3 m3 u5 `/ U
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
: }6 \" f9 N$ x' @2 `0 ?: A9 v: w5 l26-218 Special Provisions for Motor Circuit Capacitors: n( u+ Z; P! b8 Q
26-222 Drainage of Stored Charge of Capacitors7 |9 q! o! `7 o, M6 I! N; W6 g
Transformers
) F2 l2 m% D5 |6 ?+ Z26-240 Transformers, General3 O2 z2 Z7 s/ K! I; s$ l
26-242 Outdoor Transformer Installations
- F& D* g) q: c% l6 O2 i1 o- d V26-244 Transformers, Mounted on Roofs (Appendix B)
i8 s$ X# ?% }26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
* X; S0 U9 x4 m! B0 ^1 e) X+ S26-248 Dry-Core, Open-Ventilated Type Transformers2 R0 h: y- m4 e- {6 y
26-250 Disconnecting Means for Transformers
4 l4 }: G& p, [26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
" u, S L) g4 V3 ^- R! A8 k- V- i$ }26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers1 T+ i% i0 E1 a( k+ p) u" x' I
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
% ], k3 Z& C4 V' c26-258 Conductor Size for Transformers
& D1 N A# X1 Q; j i6 b# m0 f26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)- ]+ o& l7 t& ^1 l% r0 w& j
26-262 Marking of Transformers6 w( m( v/ ]: t6 u
26-264 Auto-Transformers
5 a& U; \1 C2 i: |$ g0 bFences- w! x* b% H$ Z
26-302 Clearance of Equipment - Table 33! O6 m0 h( x+ O4 z2 h+ \+ L4 |
Panelboards. c0 i7 R* X5 j/ o& M, Y1 Z
26-400 Panelboards in Dwelling Units (Appendix B)
- }7 K+ V: p! a& h% U$ b26-402 Location of Panelboards (Appendix G)* d- R+ \) R1 H1 b+ ^* l6 y
Lightning Arresters
6 Y8 P/ H7 O i( |26-508 Connection of Lightning Arresters# c) \. t! w" b, z
Storage Batteries# t7 b) s" {% [/ G. s
26-542 Special Terminology9 G) l4 S6 w! I6 N% l$ F9 e
26-550 Battery Installation
& q) @+ Q+ o9 p26-552 Wiring to Batteries$ u4 ?4 _0 M% Y" F$ @5 [1 y( h) Z5 Z9 ]! g
Arc Lamps% i' I# p1 H# u
26-600 Location of Arc Lamps7 t3 O) t- A4 U2 G
26-602 Conductors to Arc Lamps: Z6 N( s6 z u* Z! l% Q
26-608 Globes and Spark Arresters
% t1 f s7 q# P2 Z1 x- R- X- tReceptacles
4 I1 H; B. c1 T- s' k3 `! ?26-700 General (Appendix B)8 F& x1 R- e8 B+ ^+ ~
26-702 Receptacles Exposed to the Weather
, x1 ]& B7 ?0 LReceptacles in Residential Occupancies/ z* ~5 G% X% P
26-710 General (Appendices B and G)
* X4 e" D$ K) k8 w26-712 Receptacles in Dwelling Units (Appendices B and G)6 V7 ?" ^0 v- Y. f9 x( n
26-714 Receptacles in Single Dwellings (Appendices B and G)6 M7 \$ {1 u/ D' v2 \
Branch Circuits in Residential Occupancies
( Y9 ~! S; Q0 F) I5 V1 ]' K26-720 General3 b. V* Z- J" W$ f) l0 N. T
26-722 Branch Circuits in Dwelling Units
% Z3 N; M, V8 r26-724 Branch Circuits in Single Dwellings
4 P9 j! w1 H5 {) L" h26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
/ ^1 E5 C: t/ NN 26-720 (F)4 b5 _1 J! o/ N& B, A3 f# D; I
Electric Heating and Cooking Appliances: H3 O3 ~8 F2 \9 ~
26-744 Supply connections for Appliances& z) S3 w: F5 p/ x
26-750 Installation of Storage-Tank Water Heaters* x7 ] U: j2 U, C
26-752 Infrared Drying Lamps
2 \4 C/ g5 W4 @4 L) D2 @, o/ Q+ q _& k
Section 28 Motors and Generators
" m: f% n' Z4 ~& o6 dGeneral
. F$ e U D3 M8 k7 `28-010 Special Terminology7 C( Q5 W+ B3 V0 r1 a( Q8 S3 C
Hermetic refrigerant motor compressor
/ K6 r- E4 ~. Y0 e- dLocked rotor current rating
5 ~0 v9 B4 b5 ]- r' mService Factor
2 d% v. J! X6 Q' eTable 44; Table 45; Table-D2+ @: l7 G# p6 [/ ^( A( N2 [( m
Wiring Methods and Conductors( T7 f7 h% a$ Q% x) S% U* i7 j7 [- S; v
28-102 Portable Motors
0 z7 h, R2 a) d7 H28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
! K1 s4 g1 O2 D28-106 Conductors, Individual Motors
8 M0 |& |; E3 N; v' H28-108 Conductors, Two or More Motors
/ y L- o- W2 k' F1 q28-110 Feeder Conductors( p" Q" y. L6 d: ]% m: O, ?
28-112 Secondary Conductors
; I* \% N1 |+ ?( h5 Z8 I6 {3 f# E8 eOvercurrent Protection
& ~+ a; F8 F6 x4 ?28-200 Branch Circuit Overcurrent Protection; q5 E8 W ^6 ?0 f1 |
28-204 Feeder Overcurrent Protection2 Q6 t. @$ V8 R4 C5 z$ z. c+ Y
28-206 Grouping of Motors on a Single Branch Circuit
S4 B [3 l" W# g6 \" g* T28-210 Instantaneous-Trip Circuit Breakers (Appendix B)1 |: k3 n0 [/ p; [4 _# @: l' I) i: K
Overload and Overheating Protection
3 j, q& Y8 w! w) x28-302 Types of Overload Protection
1 V9 \3 l7 S4 D/ ?7 _4 e9 [% u28-304 Number and Location of Overload Devices (Appendix B) Table 25
, P P0 H- c- n0 j28-306 Rating or Trip Selection of Overload Devices (Appendix B)" f4 B6 s( X8 o) {1 o
28-308 Overload Protection Not Required( O5 _: w9 [" Z8 w( A& G7 U) t
Undervoltage Protection ( l' t+ B% M0 L0 j% y6 x) ]. {7 K3 D
28-400 Undervoltage Protection Required for Motors (Appendix B)0 ?8 J) E" D( D) e0 H9 R
Control
/ z2 g6 c* j$ {+ D28-500 Control Required* T2 K' R0 ~; C! V( a
28-502 Control Location8 G+ j8 u- H: Q$ S, E1 m: x
28-504 Starters Having Different Starting and Running Position3 M8 O' X, V3 [+ Y* j4 y
28-506 Grounded Control Circuit
" G0 y4 J% h! JDisconnecting Means4 u9 ~1 }6 Z0 O- x4 k% T0 h
28-600 Disconnecting Means Required
- t! Z2 `+ `; r7 t# @ o- F28-602 Types and Ratings of disconnecting Means (Appendix B)% s* c1 a' d. z7 l1 X) G+ s* l; f
28-604 Location of Disconnecting Means$ o) S0 ` ^1 ?7 F
Hermetic Refrigerant Motor-Compressors, [# O. I6 h) G. t/ z: `
28-706 Conductor Ampacity
: D X% r( G) w1 p7 P8 q28-708 Overcurrent Protection1 d5 b! o- m4 O2 y8 e* q
28-714 Disconnecting Means: X- v' a! n8 s9 p7 t0 S0 A* J0 K
Protection and Control of Generators1 B. F( |& s7 r: I$ D9 h
28-900 Disconnecting Means Required for Generators
4 r2 R" p. j; r! b; k28-902 Protection of Constant-Voltage Generators$ m2 o2 i3 D4 Z$ X y
28-904 Generator Not Driven by Electricity
) x0 C2 u4 O8 b5 L$ X9 q* x28-906 Balancer sets" J! {4 O/ P x2 B9 J9 C8 @0 A
28-908 Three-Wire Direct-Current Generators& q- X3 _$ A8 t9 v S
7 e, S; o$ H- T( ?3 r/ U1 `6 s" q1 ?
Section 30 Installation of Lighting Equipment+ \8 h+ F* ~7 B& F+ T
30-002 Special Terminology (Appendix B)
6 w7 ~6 t% C: W7 r% ] a" LGeneral
! D! \% u' q/ h30-102 Voltage* `" y: W+ \3 P; Y; }9 T# o* a, e
30-104 Protection (Appendix B)1 e6 j2 x7 J6 @: b! q, ~ g7 n
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
) F& E, R* {0 Q1 o$ h30-108 Polarization of Luminaires
. W2 V S$ k. ^, z$ M: D, C30-110 Bonding of Lighting Equipment7 a# A# r% ^1 N& ]2 R
Location of Lighting Equipment& ]( Y6 y+ `. P9 A
30-200 Near or Over Combustible Material4 d, I6 K0 n2 b; }6 v
30-202 In Show Windows
- t: `" @5 N/ X: ^3 J30-204 In Clothes Closets; S( t2 n; b6 a" t+ ~0 X% I* q+ T
Installation of Lighting Equipment
/ f: ~- r3 F( c30-302 Support
2 i0 [" D/ q' L& V8 y' ~. }+ G30-304 Outlet Boxes to be Covered
2 @+ j P; @! @. e; x30-308 Circuit Connections/ H! c# Y$ E6 N+ B4 H& |
30-310 Luminaire as a Raceway
# m5 _( j3 D. M% q" Z30-314 Minimum Height of Low Luminaires5 p- ?( q- t/ w H6 E
30-316 Luminaires Exposed to Flying Objects
, {# `) C' y5 E% Y& A1 o; D$ X30-320 Luminaires in Damp or Wet Locations
" h7 Q4 U) G/ E+ FN 30-3189 X( p( _6 Z, J8 q! J8 r# X
Wiring of Lighting Equipment
) `8 ~& w8 } B4 j9 v5 b( B: I: h+ Y30-400 Wiring of Luminaires
9 {9 g4 D5 R- z+ c r& r* I6 r; Q. D30-402 Colour Coding$ V3 P" s Y3 U) k1 n
30-404 Conductor Insulation& i( |9 F, }1 f* _4 b5 N/ Y6 s. s
30-406 Conductors on Movable Parts$ S; E8 B8 l& c; A) @+ I6 Z
30-408 Wiring of Ceiling Outlet Boxes
; @# Y% a' t, `. _2 d30-410 Wiring of Show Window Luminaires5 c- N8 e! b& l3 X' I- S
30-412 Tap Connection Conductors
8 |: q( a% A5 p6 }" e0 LLuminaires in buildings of Residential Occupancy, U9 [: w. R3 @/ u, ]+ _: c
30-500 Lighting Equipment at Entrances (Appendix G)
" L: a0 p9 ]$ P2 v3 g0 S0 q30-502 Luminaires in Dwelling Units (Appendix G), L- R# F$ J0 F5 G! O
30-504 Stairways (Appendix G)
' X7 R+ x- _" q% X1 {" [0 s5 N9 h30-506 Basements (Appendix G)! h0 U0 u: x& w- s) _6 {
30-508 Storage Rooms (Appendix G)6 ` i2 `+ r/ {. m
30-510 Garages and Carports (Appendix G)
- C& I% ], a+ p' Y) G. v) f7 [Lampholders
& q5 S! F' z9 A1 r6 x+ M30-600 Lampholder rating with Incandescent Lamps. P+ y& v' ~; p+ s) T& d
N CANCEL
9 m4 E K( }" M4 i2 b) F30-602 Connections to Lampholders% B0 f9 B) E. t1 O# {3 a, r
N 30-600
( y3 z- p! b w8 U8 W1 u/ G6 U4 e30-604 Switched Lampholders Used on Unidentified Circuits$ D7 _9 k' V, @; c0 F( |) B5 n2 G8 t
N 30-602
2 f: `: x' W' O/ o30-606 Switched Lampholders with Pull-Type Mechanisms3 J* F: ~: V- X+ h8 l3 H5 O1 t
N 30-604
( P, O/ ?' k1 ?* P5 D4 `30-610 Pendant Lampholders% {$ |( C4 J% `6 k6 G/ a# z- W
N 30-608
. S1 j2 A* u, e5 h6 nElectric-Discharge Lighting Systems Operating at 1000V or Less/ Z1 V2 O# E6 @+ J, o1 s7 r
30-710 Control (Appendix B)
2 l1 }& a& S0 s" h( m$ |, s30-712 Branch Circuit Capacity8 g- Y/ i9 y K3 Y# R% x
Electric-Discharge Lighting Systems Operating at More Than 1000V% K# I d5 q( t) l! x: q* S
30-802 Voltages, Dwelling Units, @4 ^, i1 `, N3 {+ r/ E% K) l+ c
30-804 control (Appendix B)4 Z* v/ ~: s7 v" v1 c+ J# C- D
Recessed Luminaires (Appendix G) S$ \: @) F: x. B$ {7 s
30-902 Spacings for Non-IC Type Luminaires
I8 b$ ~6 }0 _# \; }30-910 Wiring of Recessed Luminaires (Appendix B)
8 r2 M! E7 V9 Q. QExposed Wiring for Permanent Outdoor Lighting. _" Y3 s ?6 n5 t, w4 F, z( O( K1 Q
30-1120 Branch Circuit Loading and Protection
0 i3 S3 D. L; p: x3 GExtra-Low-Voltage Lighting Systems
6 x Y, D) z% g( ?! q$ d) J30-1202 Sources of Supply
5 e) U2 ?/ d( A- {
9 P D9 o9 J% _8 L. }" L& |2 m8 j1 qSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
+ \, u# ?# p. X& ~$ BFire Alarm Systems
4 L3 k8 P4 p; J32-100 Conductors
0 ^8 d# {+ @6 |3 g32-102 Wiring Method3 T9 ~, O& w4 z; u6 Q% w
32-104 Equipment Bonding; V! c, Q) k1 Y& d7 b8 ~( ~. ?: T
32-106 Electrical Supervision
0 X. H* E' f3 Q5 Z6 X. q% r, e% N/ j32-108 Current Supply
" T) R( k$ K7 g9 G' T3 m B32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)0 s2 `+ r2 L0 f# w4 b" w4 ~) o: z$ \
Fire Pumps8 _/ T+ N% _# @
32-208 Overcurrent Protection (Appendix B)
/ U7 {1 p X% H( a0 b6 DN 32-206
, }3 F# G$ _8 T& d8 \, S0 `32-210 Overload and Overheating Protection (Appendix B)
( M7 k6 E1 H: p6 P32-212 Ground Fault Circuit Interrupter (Appendix B): x! r: I$ a- E
# p, |' F$ `" R( |
Section 36 High-Voltage Installations# H3 p; f6 d: M) J- _
General# w1 G) w/ X# M$ B+ t
36-000 Scope (Appendix B)
& ?4 j; g6 j. z* W# o7 L6 H9 J36-006 Warning Notices0 ?) l3 W$ S0 N& _3 d) f+ _
Wiring Methods
3 X! @+ x/ h8 I' X# X% q: X0 R36-102 Radii of Bends
4 n* y/ [! u: G+ t1 V, O/ V36-104 Shielding of thermoset insulated conductors
9 _- }, R& d. [% E2 n- C- C36-108 Spacing of Exposed Conductors (1) table 30, table 31
' {* n' Z# z$ L. w36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34; e o! x' V; M
Control and Protective Equipment( W9 @& o) W0 }) e; V E7 H
36-214 Disconnecting Means' s- O# k. Z+ F& }; S
Grounding and Bonding3 y# [8 C- J7 Y* h* ~" `7 D
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections; Q k; u: r/ E2 {, j2 U
36-302 Station Ground Electrode (Appendix B)# U# Z* d% O/ u! E: @8 ^; ]' F
36-304 Station Ground Resistance (Appendix B)
/ c, g2 ^% G5 b2 b36-308 Connections to the Station Ground Electrode (Appendix B)
?: `. Q: }; f' ~; G36-310 Gang-Operated Switch Handle Grounds% {7 v* K+ l/ _' H
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations8 C2 ?, H; D# B& t# p4 Q: _- N4 d* [
6 Q0 I: n: Z' E" `$ U; l1 ISection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
; C% ~1 z9 Q& @4 j7 {9 n38-002 Special Terminology (Appendix B)6 F1 `. J3 p5 Q' A2 W3 o
38-003 Voltage Limitations (Appendix B)
3 D! M- H7 Q( {' X: x7 s1 {38-004 Live Parts Enclosed
' ~' L+ O! x. o/ W( V# Z( @7 y38-005 Working Clearances h. i( N$ V/ G- }" j8 `
38-011 Insulation and Types of Conductors4 O; K- H. j1 z; _- u9 l
38-012 Minimum Size of Conductors, Z/ _" H, t j; _: w r: X7 [
' C% z4 r/ ^1 s0 D" w9 ~' U lSection 40 Electric Cranes and Hoists
( ?, w; r, m# r5 a) |40-008 Disconnecting Means% q* {3 N* ?/ o" K: ^+ Y' k
40-010 Main Contact Conductors
* o$ s+ x0 j+ L* _0 g- A( E5 M+ S
5 X, Q: f1 a# p/ bSection 42 Electric Welders
, Z% T: [3 W# Z4 t) c7 kTransformer Arc Welders0 j5 g, q/ `# O6 U( l. y) ~% {
42-006 Supply Conductors( b- y4 v' ] f; ]- l' H
K' e! f( G( z; y: a0 W3 g! \2 `
Section 44: Theatre Installations0 [ u3 N6 ^/ z
General
3 p4 m( z5 S2 X; \* g44-104 Number of Conductors in Raceways4 j$ S9 b' |( _8 D) D9 _ w
44-106 Aisle Lights in Moving Picture Theatres
9 C; P$ T. F% n3 {2 D5 rFixed Stage Switchboards
, \3 E0 J+ j, _' O44-210 Overcurrent Protection0 k3 d" B( @/ k# B! g7 D G b
Fixed Stage Equipment0 v. o! T0 C$ ]- F( N
44-324 Receptacles in Gallery Pockets# n, F8 T1 [* n( k6 c( S5 z( v, \
44-326 Receptacles and Plugs6 ]' T* n; U: `8 ]' |% h
! S$ s$ u5 G: |! O
Section 46 Emergency Systems, Unit Equipment, and Exit Signs" ]2 k- T1 w' x3 Z8 s# X
General
8 p, L: J/ V* {- r, Z; k# R46-102 Instructions
: J6 p, Z; D2 _ F: B+ t" w6 x46-108 Method of Wiring (Appendices B and G)
. W0 C$ b. N& \& K9 A5 J. l( BEmergency Systems
# L% E. ^& e3 f; p1 p# [6 Y( U46-202 Supply (Appendix G)* R; e" } ]! [. k0 P7 L+ ^! _5 B
46-204 Control
8 ?# q% E. d8 `7 G5 ~46-206 Overcurrent Protection* P2 x ]* G1 t6 r2 c
46-210 Remote Lamps0 |- q$ N+ K7 T4 t6 C' n) T
Unit Equipment2 v( p! X1 r- H! A
46-304 Supply Connections u/ [! q* j. K. \, J' I* P+ h
46-306 Remote Lamps (Appendix B)% w; C, @( ^& P8 ]7 a
Exit Signs ?3 m1 W6 s1 U. C
46-400 Exit Signs (Appendix B and G)$ X; i3 x$ ?5 e9 d
7 P ~5 J: o3 E' e* ESection 54 Community Antenna Distribution and Radio and Television Installations! b2 \9 Y$ |& |" N+ C
54-000 Scope
5 L6 O# r3 ~3 a8 @$ F6 B$ g) U' w1 \54-004 Community Antenna Distribution (Appendix B)0 C+ P! b8 e/ w ~$ {7 x
Community Antenna distribution; n7 B$ q$ R _2 p: J* Z
54-100 Conductors
; B/ L* D5 W8 L8 [/ T54-102 Voltage and Current Limitations (Appendix B), ?" J$ x- n) q$ p* H4 u
Protection
! [ j7 y! J4 y; Z54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)/ s. l6 `& i$ i7 o. D) J0 w
Grounding
* z5 ?$ f- E/ A4 o4 E% S/ u54-300 Grounding Conductor) J* P9 w* t) h% r! s, N$ x' A
Conductors Within Buildings; D' h! o5 z8 e& ~7 z; C
54-400 Separation from Other Conductors3 \2 Q$ ` P* P4 a* b* V. @- q# Y
Equipment$ v3 E& |% I) G' L2 R4 O) y# C
54-500 Community Antenna Distribution Amplifiers and Other Power Sources* x0 h7 V0 L; S: S1 s
54-502 Exposed Equipment and Terminations
6 q! E+ W( y2 ~2 B9 K+ N
& v+ a( L( t9 b2 ?# M7 r- ]0 d+ nSection 56 Optical Fiber Cables* N5 K! I* X' Z
General0 S0 @$ z3 g, k% {0 e* p ^
56-100 Special Terminology
0 ^2 h) u. i4 q4 q/ j56-102 Types
& |$ O6 M% ~8 {% M! DInstallation Methods. @4 S$ X" V1 l8 k3 z, a l( a
56-200 Nonconductive Optical Fiber Cables (Appendix B); a% ?+ M8 Y0 ] d" v2 j4 A1 d
56-202 Conductive Optical Fiber Cables (Appendix B)! D; E# w* w4 S c/ {: z4 i3 l" q
56-204 Hybrid Cables2 R$ c- c \2 j/ R* v
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)( [/ t; r2 v t
8 u1 J6 x: Q8 e, N% @; k% z
Section 60 Electrical Communication Systems6 {6 ]% B4 T3 F3 U
General
6 S1 X$ A) T0 D60-100 Special Terminology
: L4 U$ \" u& F0 a8 q( v8 ^% E* S+ g) FProtection) \+ F) _7 S8 }( s
60-202 Primary Protector Requirements
1 i) N& E" D/ zInside Conductors& D# h& V k$ @$ h
60-308 Separation from Other Conductors6 R }2 s, u3 ]3 P, e
Equipment
" E7 _3 e7 N- B! W3 `2 V60-404 Exposed Equipment and Terminations
, A. {& z4 z) L+ I2 @Underground Circuits7 ?, t. z7 i% i9 |, I# p! q
60-600 Direct Buried Systems
9 L9 }, U: p! }/ u f3 k3 u7 ^* K0 @1 x* }$ [, t
Section 62 Fixed Electric Space and Surface Heating Systems
& }* F4 Y" |# x: s; m1 EGeneral! m' a, }) U) N& X1 U# N; h
62-102 Special Terminology5 z7 C3 ?3 m( i2 a+ N2 N$ r
62-108 Branch Circuits
M% `% l A8 I4 B6 V9 {62-110 Installation of Fixtures
0 G7 o) Y' z9 q* X( G62-114 Overcurrent Protection and Grouping (Appendix B) (5)
/ t7 c8 A# P7 h: a: P* |( ]9 \62-116 Demand Factors for Service Conductors and Feeders (2)+ K6 v- \# k/ q% W, ]
62-118 Temperature Control Devices
/ q& f& o, h1 U: F7 z d62-122 Installation of Series Heating Cable Sets (4)(7)4 A6 u0 O# }# h
Electric Space Heating Systems! J* G, P1 z+ A% Y7 r$ S O! S
62-202 Temperature Control
% _7 W) H+ p5 K. r, {# _, `62-206 Proximity of Other Wiring (Appendix B)
6 k8 S$ e6 M i6 h: M& l' i, n# r1 W62-214 Installation of Heating Panels and Heating Panel Sets. H9 W" u/ W2 `1 Z
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings$ ~' o3 g+ [# Q- n' Y
62-226 Installation of Under-Floor Covering Heating Panel Sets
6 B; R9 U; m0 _1 c9 IElectric Surface Heating Systems- I; [8 t" P+ ?. |
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface5 b7 f2 p! ]% U X
% M9 T5 d/ I; g4 s5 U" c
Section 68 Pools, Tubs, and Spas
4 J0 ?1 ]& _! vGeneral* e- t, v$ `4 Y& h) p7 k v
68-050 Special Terminology; a0 O+ K; A- F; {7 o6 Q ~
68-056 Underground Wiring - Table 61
/ @% A5 e3 n: a( H; ~5 Y68-058 Bonding to Ground (Appendix B)' g9 C ~2 o5 H( k% F' B
68-060 Junction and Deck Boxes (Appendix B)2 T3 K+ P+ ?0 }+ |
68-064 Receptacles
/ `2 U) n# J+ Y( k68-066 Luminaires and Lighting Equipment
0 s( Y# g' M% X- g. K68-068 Ground Fault Circuit Interrupters (Appendix B)! J6 X s% T5 [8 W, O( I7 O0 \; B
5 F7 v" _/ y, ]4 A- n. PSection 70 — Electrical requirements for factory-built relocatable structures and ' `, S% B) f- t7 X9 `0 _& e# }' f
non-relocatable structures# P8 p+ d9 a8 r, r* y( W
70-130 Tests (see Appendix B)% X0 p0 ]1 Q7 P' s- |- E
! r- B+ c$ J4 r0 X9 h2 i4 [7 QSection 76 Temporary Wiring (Appendix G)' n& {" V' n/ I6 u5 H/ T
76-004 Grounding
$ d1 V+ `# ?5 d76-008 Service Entrance Equipment
: g2 h8 n" M6 e0 d# @) p2 }N 76-006: U6 K7 E+ e' o* `) d, @# P
76-014 Branch Circuits
& P! k$ M1 i5 P8 _7 WN 76-012
; h" K0 s& K3 z$ l0 S5 S& A* x) `
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
4 `7 J1 f& _0 @+ Z! o: U. @Marinas and Yacht Clubs5 J1 I9 C: A' }7 w0 x9 {4 D: y& s9 Z
78-052 Receptacles
: S" }7 K% v% _# f/ O2 | r! B$ m78-056 Feeders and Services2 m9 k; @9 n' k; \) f7 j
Marine Wharves, Structures, and Fishing Harbours
; `6 p( y6 ?1 T0 V3 Y78-106 Grounding and Bonding. a, t, _0 g! X. ]: A) y
Tables
: g/ |: T5 ~" b" Z9 D1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,650 m; n- T! m1 m- \* V. b4 A
2 ^& S; R& t- [3 T$ k7 g2 wDiagrams: 1, 2, 7
0 m; r$ S; M( p6 o( y& o; [: a$ z# b9 @% ?7 S1 d) O) Y: K: D
Appendix B
% @: ^% v j4 Q- e( j" EP352: Ground fault circuit interrupter- 6mA
1 `+ k$ ^& G4 `0 b8 a: B6 F" gP354: 2-126 FT1, FT4
$ d: g3 J7 S0 H$ v$ ]9 oP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
9 F8 v1 y) f2 J5 KP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
, B$ s2 M8 k, v$ s' V# M i. {) xP370: 12-1012, 1118, 1214 Example:
; |$ B+ m0 z5 S) [2 pP371: 12-1108
+ L/ s# ?9 o6 MP381: 18-108(1)(b), 18-158(1)(b)- ^4 S7 ~3 q- @% [ s- ^) b2 v
P386: 24-2064 r6 ]4 k7 I2 ]" X
P389: 26-256/ ?' O9 }3 _- i( F. x" x
P391-P393: Section 28, Example to determine Motor Conductors and Protection A1 W4 R6 V b" N' a; T6 M% z
9 _+ u, `3 F1 M' F
Appendix D! ]3 B2 Q/ U& y7 d9 }+ h- M
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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