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Canadian Electrical Code Review Guide8 y1 A' R# p: ~8 x* ^! B! w2 K
For the Exam of Electrician For Red Seal License" \0 }& F, E- ?4 @! H" L5 e1 @: o
6 u2 W6 B: A$ dLesson One
) i% f _1 @6 p7 U& t X! a+ B1 gSection 0 DEFINITIONS- n0 L F ~7 `) k" O
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:1 W; h& {& d; p9 Z9 n
Accessible as applied to wiring methods8 x1 k8 p1 `( F) G
Alive or live
' Z+ }9 Q1 ^: D# eAluminum-sheathed cable
\0 g" D# S* @" D) V3 c- |6 UAmpacity3 A3 T5 ]( r" Y& E: X6 T
Authorized person
7 p/ E+ [. Y% C& h7 n/ n3 I7 bAuxiliary gutter3 J+ y9 O7 T' o9 K( L
AWG
- ]7 i- n6 x. x8 s$ s* X$ c( oBonding- h, D* @, ^4 ^( i) E, A" `
Cable tray
& q6 {* v W( t% d! \' {2 cCellular floor# P h% }. f- i7 Z' |
Branch circuit# c0 x$ h3 M/ y( w; u
Bus
) {5 ^ M' }% R$ kBusway
, x" {3 B; K7 j' p/ A P& nCommunication circuit
0 F4 O! Y2 N: Q: ?3 p5 o' `Extra-low-voltage power circuit# r$ `' s l v% \6 r7 U" |. q
Low-energy power circuit4 I) _; L" b* i" z7 S5 }/ Y
Multi-wire branch circuit
* a* F) J: K# N. J6 K# r- [1 u" G5 ERemote control circuit
- ^' A' E6 d4 O) sSignal circuit
) C$ Y: U3 a/ K. a( l; mCircuit breaker
$ }) ]( s4 S, U& b8 `! |5 d5 yInstantaneous-trip circuit breaker
+ D/ J% ~# j4 {+ V+ y1 qConductor2 ?8 B) }) f& \7 y- J: d
Conduit
" \ L x; U5 e3 T$ D: f Flexible metal conduit
: z* O' T' d' b0 E+ N/ [: J Liquid-tight flexible conduit& | E7 n1 Q9 R" H, y6 @
Rigid conduit. x! T/ ?+ V3 [: Y- Z7 j
Rigid metal conduit1 S. X5 v: x$ D+ G0 ^
Rigid nonmetallic conduit0 C+ N6 L% I. G8 r/ L+ b
Rigid PVC conduit6 p& ~* J" E8 ?7 p) j% i" P
Connector8 d8 G4 @9 ?5 F7 P
Box connector6 L" d* \8 `) P
Wire connector: h0 e) y2 s7 v% L
Controller( p$ l4 P( O M9 { N, K
Disconnecting means G" y4 K H& Q+ B1 C, _( N
Dust-tight
! x- F0 o- J0 c" MDwelling unit. ~# {+ ^0 v& r) b) Y
Electrical contractor
- b4 I( e: d H3 A$ V+ VElectrical metallic tubing
1 j/ C. j. B' Q. W6 ?* G- k( ?Electrical nonmetallic tubing& p* |: D/ c% J' N% p
Emergency lighting
9 ^1 t( a2 m4 a4 H2 J7 b5 iExplosion-proof
/ X* e- N" I+ N, _6 K1 GExtra-low-voltage power circuit& a& r6 i. @( S
Feeder
. b( ?6 C2 F- e; U4 O; bFlexible metal conduit
2 r$ l1 q2 m# y9 e D8 f/ ]Ground9 N) L# F$ |: M
Ground fault circuit interrupter4 x$ f( p1 o+ q) s" |! N, O
Grounded- \1 B( {5 K7 s7 S3 i! Z0 @
Grounding
5 _9 o* b; F0 F% ~Grounding conductor) p& D* K& M5 m* \" W' t* f" R2 V
Grounding electrode% S. }" X. p/ A" v
Guarded
+ R8 G6 n3 x8 F% x2 |1 e' X1 xHoistway8 D; z4 X5 o# ]5 r
Identified! S$ L" i) v7 b1 O* O
Lampholder
2 J. P& }( F+ u K( P$ mLow-voltage protection
. w; w- b! U5 K6 K2 O5 ILow-voltage release
9 K/ f: S- ^5 k' F, eNeutral
`( g$ b, L$ \/ p! A/ {Noncombustible construction
* Z0 ?) W+ H W& S. m5 fOutlet
/ N1 E5 l5 p- z; [/ S, l- C- bOutline lighting; N; v8 ?! I, Q8 b. N: M
Over current device
! Z: J b/ g0 E* A* T2 J8 |Overload device5 L. c! q9 Z; @6 d
Panel board
) e2 T2 @! ^0 h9 Y/ M/ f1 S; JPanelboard, enclosed
2 v- q; l( ]9 G+ YPermanently connected equipment
4 S1 I( B; _6 a" l! Q1 a1 mPermit! y6 u4 H* a; R5 E. Z3 y
Plenum3 m& P s3 k( |( v4 ?
Portable as applied to electrical equipment- q7 n- @# ^+ v4 W9 S) A
Portable ground fault circuit interrupter
. N% m; d, j8 U- l; H C: Q# VPower supply cord' m4 u5 e' F! y/ x
Raceway
* g w9 L5 m) S" XReceptacle
8 I! |4 O8 E% t! f. p& ^ Duplex receptacle
- p0 B7 p6 Q6 ~" v( P y, c; X Single receptacle
/ Y% Q+ P3 m" f0 R2 H4 j2 z Split receptacle
" Y, }3 v' X6 P/ Z$ tService, consumer‘s4 ]9 _ S, e8 `* t E& v6 _- x8 g
Service, supply$ @( K: g1 g$ y/ |
Service box# O; a4 d+ ^) g) d6 \& q) e
Service room+ F' }( d* H) @, l
Single-dwelling
$ G! k9 F" R' {' u+ SSlow-burning as applied to conductor insulation/ ^8 R4 Q) n# d
Splitter
1 l F. m% {' a# M! sStarter
* k- Z" }+ n# e& ]Switch
) Q5 B0 L2 W6 r" P General-use switch
3 ~; H8 u9 [0 E# G% [& @: k# `$ r Indicating switch# U0 @/ T8 g% O8 U) u
Isolating switch
6 {: C% s/ O# n* c2 [0 g Motor-circuit switch
9 j b0 m/ x1 WSystem2 c. W1 F6 r$ X) I* Y
Communication system
* K& a) k! x# F6 X$ K2 Z4 ~2 B* F Community antenna distribution system(CATV)2 y1 g5 J1 Q- ?) `: ^% ?
Grounding system: B- z( R+ _6 `- Z) a; c4 B/ l4 T4 T# T
Underfloor raceway. {" Q' ]( f9 X6 u& j6 M# L# i
Voltage:
! E7 J6 U% q) _# c Extra-low voltage# I, F: l1 S+ s3 u
High voltage
X" T0 c% e, S Low voltage1 p, J: i6 H3 ~# f' \
Voltage of a circuit
: I" z2 k3 F( Y7 Z) FVoltage-to-ground1 D5 Q# ?$ q$ P5 A1 s( U
Wireway) X+ j% N/ l2 e# D. |) \
( ~: T* c @0 }- F. a& ]2 d% p( |7 o
Section 2 GENERAL RULES
+ Y1 d' j- N i9 L6 c. ~; NAdministrative
; Z6 T, ^1 [& A- t5 Q" M$ o2-018 Reconnection
+ P( M$ ?$ k% n, r2-030 Deviation or Postponement u) Z- S" Z% [5 e7 @& f' P
Technical General
. q E8 }. `( ~5 u$ {. ?% Y2-106 Circuit Voltage-to-Ground – Dwelling units5 |" s$ ], x2 {0 ^: f
2-114 Soldering Fluxes/ E$ H# _; V+ l
2-116 AWG Sizes of conductors' Y; Y/ e. i0 g, A2 `( E3 T
2-124 Fire spread (see Appendices B and G)
; Y2 ?+ j: p) \0 @- g! q2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
, `3 \& K- \! P* P# T. H. ~- PProtection of Persons and Property4 Z0 e2 p# ~1 |" k2 R
2-202 Guarding of Bare Live Parts2 o+ y0 v% q. n* j7 A7 u
Maintenance and Operation3 B3 e& ?& W( c& T# Q* T& m
2-304 Disconnection
7 O3 d+ W& a, X: [$ l& |5 {2-306 Maintenance of Live Equipment
! n' B- t1 O* v) R( e: ~7 d" M& `* l0 AN 2-306 Shock and flash protection (see Appendix B)
$ X7 L) {7 Q% ^. C( X/ X% P2-308 Working Space About Electrical Equipment: Table-56( o) p, |& ]0 j" j
2-310 Entrance to, and Exit from, Working Space
7 n! P9 _" b( I2 _- \8 N% f2-320 Drainage, P4 m5 V3 _. a
2-322 Electrical Equipment near combustible Gas Meters and other Devices2 P6 M# {! l: N- {/ u4 L
Enclosures
- r0 _) k9 @, z# k1 n2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
: D8 h- U8 T% w& z- q, q. q2-404 Marking of Motors: DP, WP, TE
9 p0 r* O8 w/ k 0 f* g- Y0 k- n, }5 Y7 O. b4 ^
Section 4 Conductors
3 [% |0 G* x/ t/ M. V3 b4-000 Scope
8 J+ ~* u! R6 L4-002 Size of Conductors: 14#, 12#
" Y V7 ]' f4 L8 E& ]- X4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 362 a1 l7 |- n" c
4-006 Insulated Conductors: Table 19& ^ N; w* S/ D7 ^
4-010 Uses of Flexible Cord: Table 11
0 I# y) W& A+ y4 Z! T4-012 Sizes of Flexible Cord! `0 |, s6 @4 I- y) @1 z' k
4-014 Ampacity of Flexible Cords: Table 12* G' i# x M0 `
4-018 Equipment Wire
! I8 w, \* K: V1 E+ q1 S9 J4-020 Insulation of Neutral Conductors! e* X6 d: E! i* _4 X8 I6 z& D" |
4-022 Size of Neutral conductor+ R) ?2 E- d# T
4-024 Common Neutral Conductor, |7 E" H' N. l' Y+ S
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
$ p; H3 `. F# q4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum% K8 U9 i5 c5 x! ^; f
4-032 Identification of Type MI Neutral Conductors
2 r+ K* z) g n2 H/ Y8 n' d4-034 Use of Identified Conductors
% u- e7 c( h! n0 e4 S8 N) U7 X3 Z2 ^4-036 Colour of Conductors: Phase A, B, C, …
- ^- J* D+ d+ _% v5 G( R8 T: p1 P, W9 \- E8 r: b1 c
Section 6 Services and Service Equipment& l/ [4 }+ C* x
General
9 s Q( G- Y/ N4 L x1 U( F6-102 Number of Supply Services Permitted
% Z$ h+ `! `* u. c# R! i6-104 Number of Consumer’s Services Permitted in or on a Building' D0 M4 k' O4 P
6-108 Supply Service from an Electric Railway System% Z4 i; V2 E2 b
6-110 Three-wire Consumer’s Services 2 Y1 E, S& L! A9 S
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors6 R2 k* c1 h- ], S& C( X
6-114 Methods of terminating conductors at consumer’s service7 H2 Z! i$ B/ V4 y, n3 r, E
6-116 Consumer’s Service Head Location4 M: `$ H- v$ w- j) D
Control and Protective Equipment5 V: o9 ]* a- @% p _
6-200 Service Equipment
- O) X3 V9 z% F! S$ W$ Q6 L' ^( q" X6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)
/ O9 r8 o- ^7 w3 W9 b X+ y6-208 Consumer’s Service Conductors Location
: i3 o: o8 F& W( u6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches7 x: z8 ?8 t" H2 j7 j* v- W6 L
6-212 Wiring Space in Enclosures
) x# S8 w) R5 b/ c( n6-214 Marking of Service Boxes
9 k( C4 s( s0 J) X* u; m! AWiring Methods! }2 p/ g+ V7 e" v |
6-300 Underground Consumer’s Services* z6 Q% G9 f* x$ }: A
6-302 Overhead Consumer’s Service Conductors
! z" Y( d+ K. p5 D N+ {6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
: J$ ]$ r* I0 `) [4 h6-306 Consumer’s Service Raceways
! N! e/ q. W8 I: K8 t- k6-308 Use of Bare Neutral in Consumer’s Service
- n1 L" K9 a. h% `' x( |% r6-310 Use of Joints in Consumer’s Service Neutral Conductors
$ U5 F* U- H3 D% o- Z9 S* d6-312 Condensation in Consumer’s Service Raceway' W9 b6 P" P0 e% m! Q( T; h- K# ~
Metering Equipment
G( A+ a0 ^5 \& o6-400 Metering Equipment
5 v1 n+ ?& ~/ j; B7 j6-402 Method of Installing Meter Loops
0 \% U. G1 O- y9 z6-404 Enclosures for Instrument Transformers
/ }% i: Q4 }% ~6 ?6-408 Location of Meters+ T/ d8 l# p) P
6 H! S) [# J0 _; tSection 8 Circuit Loading and Demand Factors& T5 }# h: Z" P* o
General
3 C* l. \' y6 d0 N9 o4 I8-100 Current Calculations0 A+ \( x3 j0 B. a2 D. V. d
8-102 Voltage Drop ( see Appendix D)
5 n1 c* K" }/ F4 S; {. t8-104 Maximum Circuit Loading& u4 x( S; G6 V* p% l! ?
8-108 Number of Branch Circuit Positions( m0 B6 b+ w& M P6 _
8-110 Determination of Areas
; Q1 i. G6 h9 E+ D+ Y* FServices and Feeders
, q5 }5 j. ]2 E% t, G8-200 Single Dwellings (see Appendix B)0 p8 y7 \9 x% @* `9 I
8-202 Apartment and Similar Buildings
9 G& [+ ]2 B. y. u+ S" d# _7 `8-204 Schools
$ t. P8 B* P/ V/ o8-206 Hospitals
% w+ X2 _ i* L+ ~8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
' |- r7 Y5 k, G8-210 Other Types of Occupancy (Table 14)
+ c1 M' k$ X7 _3 T/ {4 \1 z8-212 Special Lighting Circuits; J8 t% F4 U6 H# V+ d8 y" O/ A
Branch Circuits( O! b; w; q. n' O* Q+ m2 s
8-300 Branch Circuits Supplying Electric Ranges
9 u9 p3 A7 Z( A9 h+ p0 h; w8-302 Connected Loads$ }6 b7 U2 P6 B& q6 H) k7 ?
7 C% X* I' u* T( M8 u0 @& m" wSection 10 Grounding and Bonding
# o* r0 v2 T4 HScope and Object/ C: F8 L* @ K- R# e$ M$ `
10-002 Object
: M0 S5 r# ?. ?System and Circuit Grounding
, P% P9 N {: J. e! v j# s7 c10-102 Two-Wire Direct-Current Systems
# h: O6 s4 A8 t; n- }10-104 Three-Wire Direct-Current Systems
1 \" D- n _& g) \10-106 Alternating-Current Systems
( g# P% C W' }# T. P" W10-110 Electric Crane Circuits! ^# c0 x; g: g; L
10-114 Circuits of Less Than 50 V8 d7 N! t. J( \6 c( ?, i
10-116 Instrument Transformer Circuits
/ H1 `( s( t. c" z; |+ H) zGrounding Connections for Systems and Circuits
4 i* W$ f: f: ^10-200 Current Over Grounding and Bonding Conductors4 }2 |: h3 u% m% E! g
10-204 Grounding Connections for Alternating-Current Systems8 F9 h U: C1 A, O% e7 @
10-206 Grounding Connections for Isolated Systems
7 D; @$ W) v; Z& @3 m# I10-210 Conductor to be Grounded
8 L6 q: E a/ ~0 H. h H0 K/ W8 UConductor Enclosure Bonding
& j& z1 l8 _( _; t3 X/ A6 m10-302 Other Conductor Enclosures
+ b& I& H3 {: k7 A2 D4 F: MN 10-304; J D5 ^0 D2 U0 u2 ~! X, W3 Y
Equipment Bonding0 P& K7 ?$ D4 _; O+ S
10-400 Fixed Equipment, General; a/ k( g6 P7 C& n( z$ {, L
10-402 Fixed Equipment, Specific (3), (4)
& M9 X& O, a: m10-404 In Nonmetallic Wiring Systems8 T( ^9 p) }% E
10-406 Non-electrical Equipment; R) s$ m$ j& M% Z
10-408 Portable Equipment (4)(b)
/ `0 O- a5 L8 ^0 E- J% ]5 t10-410 Instrument Transformer Cases+ {3 Y, i0 H. i) t" N5 ~/ R% k
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
1 R& o" \1 F- F/ r$ i10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
( j; a+ r) o4 Z( f1 f. N+ VMethods of Grounding y( o, t6 \/ g: h! X6 c% S
10-500 Effective grounding (see Appendix B)1 O0 p# i0 |* U$ _3 i: i4 W
10-502 Common grounding conductors
9 l. |& f+ m$ n4 F. e10-504 Common grounding electrodes
. a7 Q& o7 L! z! T; rBonding Methods- I% D& t/ a- n* H) A. y) o
10-600 Clean Surfaces9 d# d% N! G T$ i; h
10-604 Bonding at Service Equipment) H9 p p6 [0 S" S7 r- g7 D
10-606 Means of Assuring Continuity at Service Equipment
3 O& O# R* k5 B! U6 N10-610 Bonding at Other Than Service Equipment
9 L9 U% S5 Z/ M g( q$ A10-612 Loosely Jointed Metal Raceways
: e3 H5 ?% J) w( t10-614 Bonding Jumpers Table 41
$ y5 [& J: Y, c; z& \/ L) IGrounding Electrodes
; p4 _% }, \' z4 o10-700 Grounding Electrodes
1 b$ d3 i: f w. a& s2 G10-702 Artificial Grounding Electrodes( k+ \! o- f! P- |
N 10-700 & 10-702
7 D/ B5 ]* C- @) h/ j10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)6 _5 o- L1 C$ Q7 x2 O0 a
N 10-702
/ L9 z1 G9 K T6 c9 h( Y: c+ G10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
8 k2 E' I H5 {1 y& VN 10-7027 h$ J) ^+ }/ @3 B0 r
10-710 Use of Lightning Rods (Appendices B and G)
: f. D# N( h n+ N7 H% B7 Q& UN 10-706
, Z2 n# `8 ~ a7 l: E7 w9 qGrounding and Bonding Conductors
4 V) I& G7 f/ _, z1 I& G10-800 Continuity of Grounding and Bonding Conductors
! ?9 _3 R4 `# B! ~) k10-802 Material for System Grounding Conductors& C% }- N& ^$ J3 E, @6 C! t, b
10-804 Material for Bonding Conductors! K- W$ t9 t- Z, Z. o
10-806 Installation of System Grounding Conductors
o. x5 n5 c+ r- _/ J5 c10-808 Installation of Equipment Bonding Conductors. M4 ^/ _6 s3 F5 u- `5 ] F( w
10-810 Grounding Conductor Size for DC Circuits& _" D. @5 I& \3 H j" d' P
10-812 Grounding Conductor Size for AC Systems (see Appendix B)0 a; L9 t& ?1 u5 k
10-814 Bonding Conductor Size (Appendix B)
* _+ s, Z6 ? Q- A G4 L! u10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
5 u$ d @" _" W7 l" m5 ?' q10-818 Bonding Conductor for Outline Lighting+ C0 u e$ r3 g+ g
10-820 Bonding Conductor Size for Instrument Transformers( ?4 y9 Y; g/ z/ Z' ^0 l2 |
Grounding and Bonding Conductor Connections
% i* m- F W F5 m2 y10-902 Grounding Conduct Connection to Water Pipe Electrodes
7 j Z" w0 }: W' f, x! j7 h/ ^10-906 Bonding conductor connection to circuits and equipment
" H9 R# w5 @0 M9 ]8 e+ q) E10-908 Grounding Conductor Connection to Electrodes8 C, N/ p7 ^+ m# W
Lightning Arresters9 K! ~! n, X3 W' L
10-1000 Lightning Arresters on Secondary Services – 750V or Less( n0 m3 M4 ?; D& m7 S* D4 `3 a
+ ^* m0 i1 G1 j" p- N; H7 ]Section 12 – Wiring Methods
( }, i! C3 w& Q2 P# f: w; b) rScope. z* M: \7 K" h: R
12-000 Scope (Appendix B)- r6 I) x. [3 X
General Requirement. X3 R8 O0 |* L1 Z I
12-010 Wiring in Ducts and Plenum Chambers
0 ~2 E/ U' z$ w+ n9 p: P$ e2 o12-012 Underground Installations (Appendix B)
9 B& g) k! O! e12-016 Lightning Rod Conductors
+ q( f: Y z* o; }Conductors - General5 l! @" _% N+ R. k$ b
12-100 Types of Conductors (Appendix B) Table 19* q r$ |# Z5 r! e% V8 S5 c7 ]
12-102 Thermoplastic-Insulated Conductors9 g0 N- I, `! ~% M* R, ]
12-104 Flame Tested Coverings
, p4 `) ]& h( E# G% j1 j6 g7 L12-106 Multi- and Single- Conductor Cables
4 J8 ^! Z$ e' u12-108 Conductors in Parallel (Appendix B)
4 ~$ Z7 A8 O( v L& i) z12-112 Conductor Joints and Splices
& Z$ ~5 N5 E! x; ~12-114 Ends of insulated conductors
/ Z+ f) p$ F% j; V12-116 Termination of Conductors (Appendix B)! O$ ]4 L- c, }
12-118 Termination and Splicing of Aluminum Conductors
4 Q" o7 b: F& E0 ?/ k12-120 Supporting of Conductors - Table 21
" @' T! J# ]6 m f7 vOpen Wiring
z1 U+ y7 }# y; u& L+ w( Y12-204 Spacing of Conductors, i1 O4 z* r% ^/ e
12-206 Conductor Supports
* ~6 i: N4 K: W N g12-208 Conductors on Flat Surfaces
" [/ L$ ^, {! e12-212 Protection from Mechanical Injury# V I. z) f. z, b
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises9 Y8 v: K" O! k
12-308 Minimum Size of Overhead Conductors- H* d5 J4 o! I6 c
12-318 Use of Neutral Supported Cables
& I2 B) X- {- k6 {3 `3 C( ENonmetallic Sheathed Cable
" g: m. n0 q3 o4 F" l& b8 b12-502 Maximum Voltage
4 Y, |/ S8 P* Y* N G$ O1 `12-510 Running of cable between Boxes and Fittings (Appendix G) b% W5 S# a( ^
12-514 Protection on joists and rafters
' @# B0 w* j. n8 {; F: `12-516 Protection for Cable in Concealed Installations (Appendix G)
- \0 l( D. ]8 t8 O- @7 f. }6 A/ x12-522 Where Outlet Boxes Are Not Required
0 ` g' Q! |5 G) c" v4 _Armoured Cable
8 l$ H/ i2 u7 I: `12-602 Use (Appendix B)
) O) I6 W& K$ G4 E: e# f# V12-604 Protection for Armoured Cables in Lanes' A7 ~; y$ u5 Z r: `; S
12-606 Use of Thermoplastic Covered Armoured Cable6 y+ H' L! Y7 D9 W0 |6 Q6 M0 n
12-608 Continuity of Armoured Cable7 e: w+ p! N1 A
12-610 Terminating Armoured Cable. v% e- p3 r e9 h" T
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
3 u3 l/ e: m: h: S8 {' G# X12-614 Radii of Bends in Armoured Cables
+ \' b6 T/ Z" h* V& B8 ]# ]; n12-616 Concealed Armoured Cable Installation8 D& W" C- B+ b! g8 N
12-618 Running of Cable between Boxes, Etc; H9 l8 A! [* }
Mineral-Insulated and Aluminum-Sheathed Cable
7 O! c, U0 v1 R& j# \12-702 Use
) S" V! f! x7 X+ \! ^12-704 Use When Embedded
0 ~2 b$ c; Z% y; |+ r* D( Y5 k12-706 Method of Supporting
1 i: D$ n" x) Z: n' {, k12-708 Direct Earth Burial. t7 V/ \* A: o
12-710 Mechanical Protection
: t! z& m2 }* _1 m9 x; Y) f12-712 Radii of Bends, l+ q4 j+ R% W0 h! O
12-714 Termination of Mineral-Insulated Cable (Appendix B)
9 d+ h6 }% X; J' Z6 N12-716 Connection to Other Forms of Wiring& S3 Q' M* X6 p1 W6 h4 A# M
Flat Conductor Cable Type FCC
* T1 y* _1 J4 [( L0 z12-804 Use Permitted3 Z1 n! }( h5 u: u. ^
12-806 Use Prohibited
9 v6 m d1 K/ X9 Z3 G3 p0 @+ r) F$ }7 y12-818 Anchoring8 E+ Q3 Z, X2 _; V" d
12-820 Crossings4 o* m. c; N3 d, S. M
Raceways - General* l% @6 U+ J) a4 V( [, q x
12-904 Conductors in Raceways3 E4 k6 D# X! ~- J* G
12-906 Protection of Conductors at Ends of Raceways) Q* }3 w% O) E: ]
12-908 Inserting Conductors in Raceways6 K- t; q5 A2 X
12-910 Joints or Splices Within Raceways6 o4 X; R t5 v0 m2 e$ i6 j
12-912 Stranding of Conductors
; n2 J) U; q5 i# C: \12-914 Electrical Continuity of Raceways
) j- H( _& T( }+ @6 G) D12-922 Radii of Bends in Raceways
5 x! E" t5 t! @) x6 DN 12-922 Radii of Bends in Raceways Table 7
& z0 z* t/ U" S. ]! `% _. |) w12-932 Protection for Raceways in Lanes2 g, p0 B" }1 v: x$ O. p
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)1 U2 u+ Q- B0 n* C& |0 Q" }5 H
12-938 Capping of Unused Raceways, a1 X* @4 X7 m3 F6 ]! Q
12-940 Maximum Number of Bends in Raceways
y* X# K! M w4 T, X0 H! v6 hRigid and Flexible Metal Conduit, n) \; o/ A+ G
12-1002 Use
5 a; }* f6 i0 S) p( d+ L' |% b12-1004 Minimum Size of Conduits0 b- r3 |2 S$ G5 J2 u( G8 h
12-1006 Conduit Threads (Appendix B)& W8 @1 c: D! u9 q( ^$ Q; J
12-1008 Thread Engagement0 U& e, Z9 Z5 q6 }6 }: V9 b
12-1010 Maximum Spacing of Conduit Supports
$ L3 L# z. ]/ b7 q9 j. J12-1012 Expansion and Contraction of Conduits (Appendix B)+ M5 Q! `9 Q% g2 O2 F
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
: j7 R2 s! \$ BRigid PVC Conduit and Rigid HFT Conduit
1 |" f5 t4 c% C: U. U% l; {12-1100 Use0 X2 i# r$ r; `+ H( W
12-1102 Restrictions on Use) K1 W- u6 q8 E, g' Q& l
12-1104 Temperature Limitations (Appendix B)9 m( O0 _8 ?& l% j2 U1 C8 y
12-1108 Field Bends (Appendix B), (2)
( z" z- K% t7 r+ W12-1110 Support of Luminaires0 Z- Y( ]" y+ J& \
12-1112 Fittings% H( }; F6 C4 `: Q' ] [
12-1114 Maximum Spacing of Conduit Supports' ^, K6 w9 [% U0 _
12-1116 Support of Equipment
! j& ]5 c- I7 M! I* Z: m) F- j12-1118 Expansion Joints (Appendix B example)
W7 K* F4 D0 x rRigid RTRC Conduit
" W" L, \( }2 d- f: i12-1210 Temperature Limitations
; d; M2 O' I" l5 l R) E12-1214 Expansion Joints (Appendix B)
' U$ {1 p* n8 [( JLiquid-Tight Flexible Conduit
# ~ e, i" s% ?2 ?* J5 h# B3 A4 e+ s12-1302 Use of Liquid-Tight Flexible Conduit
7 p# l' g1 w5 S4 Q% Y( I12-1304 Maximum Number of Conductors
0 Q- i+ U5 l; |( |7 V* F; c4 m12-1306 Provisions for Bonding5 a J! n" x4 ]. j/ f% l: S
Electrical Metallic Tubing0 [' u3 M0 |, l) t0 h; E" v
12-1402 Use
: b! z2 u* O# I7 R6 i12-1404 Supports
6 X5 q- v5 }2 Q9 ?. Q12-1406 Minimum Tubing Size! L, K E/ q `4 K* }
12-1408 Maximum Number of Conductors
: G! H9 Y" _4 z+ W' n12-1410 Connections and Couplings
3 V/ W& k7 [& ~1 h12-1412 Radii of Bends in Tubing
$ n! ]3 @3 N0 P J4 W5 w. @N Table 7$ m! b5 D: L1 g. l8 \; ]& y
Electrical Nonmetallic Tubing
d4 F# L1 d$ ]- E# z7 s+ v3 U* Y" E12-1516 Provision for Bonding Continuity5 U" H2 a2 R0 ]4 z- e
N 12-1514, E. g" E$ q" s' Q0 C8 v
Surface Raceways+ @6 L/ W. I, t) m9 {
12-1602 Use of Surface Raceway (Appendix B)
% `# ^7 P5 C6 E12-1604 Temperature Limitations; W7 y D/ Q! X5 q, F* l, k
12-1606 Conductors in Surface Raceways (Appendix B)! P- ]( g. { W) c
12-1608 Maximum Voltage% e- s" }; H8 I
12-1610 Joints and splices 4 p5 f; P' G% M
Underfloor Raceways5 Z6 t8 O" a$ ^5 j5 Y3 H" ~
12-1712 Discontinued Outlets in Underfloor Raceways4 N* G$ e; A& z
Cellular Floors9 s2 X9 h* [/ J6 _; ?. Q9 w
12-1804 Maximum Conductor Size in Cellular Floor: c1 [" b& M( A% Z3 j3 c
12-1820 Cellular floor discontinued outlets# I, s" Z6 Z6 O6 j4 v5 n2 W2 V
Auxiliary Gutters1 d5 d7 ?+ l/ J, f- _) p8 X8 p, y
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces* Z; A) y0 [! I& w2 ~
12-1902 Auxiliary Gutter Supports6 O% T) c. w# N
12-1904 Auxiliary Gutter Cross-Sectional Area2 H2 u' {1 A4 o* d
Busways and Splitters8 Z9 v8 Y$ k* H! g5 _# m! A& n
12-2004 AC Circuits in Busways and Splitters# W# c3 h( x/ c
12-2006 Busway and Splitter Supports5 w8 t# X/ ?/ g2 ~
12-2008 Method of Installation of Busways. V2 R5 {) J$ o1 A: y9 l* P. ?
12-2012 Reduction in Size of Busways1 l1 z3 f7 L* r1 T% D" ?; a
12-2014 Length of Busways Used as Branch Circuits7 x% i/ J2 x' L- t5 u
12-2018 Taps in Splitters
1 j7 N0 b7 K: Y# K9 Q1 oWireways/ T0 D4 {' L2 E% s, O$ c# a$ D
12-2104 Conductors in Wireways
6 o5 q# m: X- B) n/ j6 Q1 u12-2106 Taps and Splices in Wireways
/ ^3 C$ R; j) ], R9 K' o( L) V" r Cable Trays
' r/ |5 N; _6 m5 k. i2 P3 u12-2200 Method of Installation (Appendix B)
% L# ^9 N8 S6 _4 w; Z" B# t5 P( q12-2204 Joints and Splices Within Cable Trays: U! ]( l- J. X9 a6 A" H
12-2208 Provisions for Bonding# ^# }% o t7 k- R& s1 B
12-2210 Ampacities of Conductors in Cable Trays& n8 K; q! q3 o$ {3 { u/ _
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings6 H9 n4 r: N: a! x
12-3000 Maximum Number of Outlets Per Circuit
. k; i& g, `- _2 Z h/ |, KN 8-304
1 l3 E) V- w p) m; h12-3002 Outlet Boxes (Appendix B)3 _8 G F$ x2 x3 p" b4 W
N 12-3000
4 X3 Q9 O) O, x, [; ]$ c* H* U! C12-3004 Outlet Box Covers) ?9 J% ^9 }8 Z/ T e
N 12-3002
6 ?7 s& F( l3 ^) s12-3010 Boxes in Concrete Construction
6 Z/ J0 w- w& { ~+ BN 12-3008
. ~ P) J2 L1 Z% {1 |3 y& o( {& x12-3012 Outlet Box Supports
9 a+ F2 k# m _! q# N" h6 L* |N 12-3010
1 d) [0 s8 J8 u' Y12-3016 Accessibility of Junction Boxes
4 Z7 U8 ~5 N& P4 ~, oN 12-3014
/ G: [" ^3 V/ E12-3018 Flush Boxes, cabinets, and Fittings9 c, X" @0 H5 h! G- x
N 12-30161 o) k/ n. O! M
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) ; {* |" n9 a: D- P Y2 U
N 12-3022; P a8 }, I8 i& k t
12-3036 Maximum Number of conductors in a Box - Table 23
: p1 y: p7 F' O% v# O( qN 12-3034
& g$ q# Y. Q- E# [( Z0 T7 ]12-3038 Pull Box or Junction box Sizes
3 I1 Q( f7 A5 O% NN 12-3036- p4 H4 w, _ G( ]+ m$ e v2 O) [
# ~* V5 N' K% x4 }- ]Section 14 Protection and Control3 X! ^/ P: ~( d9 v3 H% _4 X. q. T
General Requirement
' i% `5 r @/ U( J8 S% I14-010 Protective and Control Devices Required
5 p7 m# Y) `# q- F. ~6 q) o2 U7 ~14-016 Connection of Devices7 x4 r. q/ k8 v& m, O6 Q5 J
Protective Devices – General, ] ?. K$ d& C' o3 h A! B1 x
14-100 Overcurrent Devices Required
( j! A. C; o+ b% h; C$ F14-102 Ground Fault Protection (Appendix B)
) M) d( u/ [. K: v* ^9 u( h14-104 Rating of Overcurrent Devices (Appendix B) Table 13
( u: q R* A( Z8 V& l14-112 Overcurrent Devices in Parallel" ]) n. `1 n7 d4 u! Q. `3 ~* t
Fuses# H8 i4 y) K+ U- ^; b* q
14-200 Time-Delay and Low-Melting Point Fuses
9 y. t, b; ~0 {; n- D; e# ~14-202 Use of Plug Fuses2 ~/ ]# r7 [+ y# O
14-208 Rating of Fuses, W' O3 H# B+ n/ P
14-212 Use of Fuses (Appendix B)
0 _$ r$ M5 o/ N2 Q: _Circuit Breakers; ~2 b7 j; f$ M# ]
14-300 Circuit Breakers, General7 U" m7 {* ^2 Q! y; @7 {- N
14-306 Tripping Elements for Circuit Breakers
5 m" y' e) R+ [' v1 ~14-308 Battery Control Power for Circuit Breakers
z5 ^6 \( B0 t" aControl Devices - General2 g) K/ h9 ^2 A7 r$ F" ]
14-402 Disconnecting Means Required for Fused Circuits/ ?# t& R; ` O$ v: q6 z# l# @
Control Devices - Switches' C8 @. B; d' {9 L4 k
14-502 Mounting of knife Switches
* P* P+ s3 B" ~1 c# `14-504 Maximum Rating of Switches
& z5 S8 [. Y2 Z: ?1 c14-508 Rating of General-Use AC/DC Switches (Appendix B), ]! }- q9 [& k" U. F% g8 |0 |
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)/ b( A w' D( n& t3 P
Solid State Devices
" k& R% f; H0 Q: Y14-700 Restriction of Use+ s% ^+ ?9 `3 T" `5 {/ v& q
14-702 Disconnecting Means Required
$ l4 n6 ?- Y' [1 C# ~& i- B$ u8 F1 k) A' e- |+ @
Section 16 Class 1 and Class 2 Circuits
* ]; W. K P+ ]# [& F+ ^General% K& ]# Y- g3 F! r( l
16-004 Class 1 Extra-Low-Voltage Power Circuits# h6 f( l. P9 }5 p2 P
16-006 Class 2 Low-Energy Power Circuits( y+ f+ X" O @0 I
16-012 Circuits in Communication Cables( l4 v; Q( k W) U
Class 1 Circuits
! X# d$ S1 `% c( I( }16-100 Limitation of Class 1 Circuits6 x4 X- r6 M5 r& [8 K
16-104 Overcurrent Protection of Class 1 Circuits) [$ z8 `& j \, \5 z/ Z
16-106 Location of Overcurrent Devices in Class 1 Circuits0 @2 ]% w- K; u( U* W; }
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
" X2 G0 h6 x! T+ T% U16-110 Conductor Material and Sizes
$ D1 f: L; G/ S0 [- N" {2 }; v8 l16-112 Insulated Conductors for Class 1 Wiring I* K; \/ d8 P2 Q' g/ t
Class 2 Circuits8 J6 k7 g$ |( k- y% O
16-200 Limitations of Class 2 Circuits (Appendix B)
9 L8 c1 R( ^5 `16-204 Marking
! w1 a. Q: ]1 [$ ^7 k, u" O16-206 Overcurrent Protection for Class 2 Circuits4 ?6 j8 ]6 j! {' f" V; D0 Y
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)$ G, z$ o1 n M
ELC: extra-low-voltage cable
' k7 o" d- P* y, H, f* y$ s3 ~& \( X9 ]16-212 Separation of Class 2 Circuit Conductors from Other Circuits# j! M8 N- h& J( R" U
/ V. j0 O; [7 e" v, J Z9 _
Section 18 Hazardous Locations: s# D$ o' b# b7 f- i& {+ S) y3 J7 H9 i
Scope and Introduction
- M6 m& t! O. s2 H1 a18-004 Classification* G0 p1 Y' D% o! h% e
18-006 Division of Class I Locations (Appendices B and J)
# X9 Y& Z# f7 O5 Q- m$ ?: K18-008 Division of Class II Locations (Appendix B)
# x/ m" J. ~: i% H1 j3 }18-010 Division of Class III Locations (Appendix B)* h2 J0 z# M# ^7 l" m
General
% X5 I5 K- B/ V- |* J+ Z18-062 Metal-Covered Cable (Appendix B)
2 ] Q) b, B8 A, n+ _" eInstallations in Class 1, Zone 1 Location( }% c) ^' _- p g4 A$ g% n
18-108 Sealing, Class I, Zone I (Appendix B)
) X( E# Z5 T. X# f3 E1 X% p1 Y' }+ L8 t( k+ x: N" }2 t3 y! E
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
; {) y- `3 G& m% XGasoline Dispensing and Service Stations. J7 h+ C7 O5 R E1 ?
20-002 General! S0 i; s g6 d1 m* F
20-004 Hazardous Area (Appendix B)
" L! U6 \. e- v; bPropane Dispensing, Container Filling, and Storage
1 k5 s V: \2 L) l2 }0 v3 v S20-034 Hazardous Areas - Table 639 P1 r T W3 e( r' d0 E) X6 _
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities' ^8 V( K- j7 E+ m9 Q
20-062 Hazardous Areas
; H8 @) Z: Q- \/ w* QCommercial Garages – Repairs and Storage. t; q1 ?3 S$ q7 e- }6 m
20-100 Scope
+ [) J1 a5 l0 ^/ ]6 o8 ?" M20-102 Hazardous Areas (1) / r1 H& D1 q! s: e% x! J
) t0 |( N+ b0 `# t. zSection 24 Patient Care Areas
) [1 S* G3 y8 e1 \24-000 Scope (Appendix B)
% |0 K8 {( }% ~9 T( ^5 c8 ^4 a24-002 Special Terminology (Appendix B)
0 t$ w& ^+ L1 c8 H" ~6 M' m1 E" H Patient care area2 [- Q1 E( c; P( ^3 K% k
Patient Care Areas& _5 C0 W( @& w$ P* v* q0 b) K
24-106 Receptacles in Basic Care Areas (Appendix B)3 r5 w4 O* I; y) ^4 F% ?
Isolated Systems$ p! t6 ^& ^* r/ F" M' @
24-204 Single-Phase Isolated Circuits (Appendix B)
+ o2 P3 ?8 `) g: y3 [24-206" r+ C. ~- Y: ^; `6 D4 {5 ]
! [! o! R9 I4 s; C9 Z
Section 26 Installation of Electrical Equipment
( y* A' p$ H* A8 ?; LGeneral
9 i& O0 t+ {4 ?8 ~- I; U* M6 ^* v26-004 Equipment Over Combustible Surfaces (Appendix B)- L& f2 H, B4 s. N7 g+ v4 i
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
" Y/ e9 R' B' A b/ T Isolating Switches
y5 x/ ^: z( u) N" Z26-100 Location of Isolating Switches. C8 N# D0 H( u5 Y
Capacitors
3 Y6 L5 N5 W: H' @( n26-204 Guarding of Capacitors
; l. j5 g% p; D5 v$ U" n7 [: ^26-206 Grounding of Capacitors
0 N! C$ F( m- m( b# @7 }26-208 Conductor Size for Capacitors
) H. N% k+ l4 d+ D26-210 Overcurrent Protection (Appendix B)
0 L. h* z% j) A; A4 N, n26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
8 e Z6 a& R6 s7 ~26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
; q! Q6 ]4 o/ }! ^. D26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits8 F2 X3 U' ]6 H( h V
26-218 Special Provisions for Motor Circuit Capacitors6 R5 G, N: z) w2 o; r
26-222 Drainage of Stored Charge of Capacitors+ W, m* l' f- {( @- N' R
Transformers
+ K& D& @) U3 }; {9 r! A0 H4 Q26-240 Transformers, General, }6 R: W3 X3 i. u0 H
26-242 Outdoor Transformer Installations- s/ J+ C2 l8 E; X) v# V6 r
26-244 Transformers, Mounted on Roofs (Appendix B)& j4 T. y9 p$ T0 i4 G7 |3 T
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)' j7 e, d& }$ L0 I8 ~- b+ |, B& P
26-248 Dry-Core, Open-Ventilated Type Transformers
: f+ |7 l" b/ ]: v26-250 Disconnecting Means for Transformers
2 B Z8 D1 |: j' N26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V- ?, T2 w$ H8 X/ S, f
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
% D4 b$ C% {1 c) B5 p26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
& d/ n; ^3 r& W1 R26-258 Conductor Size for Transformers
, {; m2 ^% O' }6 _2 t9 F) R( [26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)& z* h3 W2 L/ X0 [+ Y2 D/ k" e
26-262 Marking of Transformers) @! l, d- a5 @* O. U
26-264 Auto-Transformers
; ^9 Y" Q2 _& \& [" ]Fences
3 _7 p" C% \# s26-302 Clearance of Equipment - Table 33
- x" E/ B& ]7 rPanelboards! Y _# E4 p! @: F8 s' N
26-400 Panelboards in Dwelling Units (Appendix B)! A3 Q) g0 M# h1 g! ~ v
26-402 Location of Panelboards (Appendix G)( r( r' v3 @; b( U0 v& Z
Lightning Arresters
2 Z. s+ `# j" }# m5 {; F4 ^26-508 Connection of Lightning Arresters
$ R) M, ?) V6 o! UStorage Batteries7 m) E2 D1 _+ }4 p6 {( b, T
26-542 Special Terminology1 Y. ?9 H6 i7 Z9 ?, O. \
26-550 Battery Installation- F1 M6 J2 `) l3 D" B0 p0 L
26-552 Wiring to Batteries
U9 U- ` {7 U# w0 R% ~" BArc Lamps
( Z! A5 `0 {7 O3 j! o6 k26-600 Location of Arc Lamps
% s& k" G, y6 _7 H/ l( g8 G$ R! n26-602 Conductors to Arc Lamps# ]( ~5 F, s5 D) E& R4 a
26-608 Globes and Spark Arresters
3 m; m7 W- ~1 s, \Receptacles0 N" Z( U( z9 O
26-700 General (Appendix B)8 `. R s- K F" n1 e
26-702 Receptacles Exposed to the Weather
6 m3 x% L8 E4 j) d8 ~- HReceptacles in Residential Occupancies
; l9 t3 ~8 c- S% ]26-710 General (Appendices B and G)
9 v# a9 |: P% M7 g/ t" ]26-712 Receptacles in Dwelling Units (Appendices B and G)
& z: S% K! M% {5 S26-714 Receptacles in Single Dwellings (Appendices B and G)
- \# G& @. |2 ]Branch Circuits in Residential Occupancies
0 K7 P& D; \" m1 E. V$ j" ]26-720 General
/ T( x( ?; n6 e5 W26-722 Branch Circuits in Dwelling Units e' h( r% k1 B2 [
26-724 Branch Circuits in Single Dwellings; _" p" H8 W( s9 m/ ^9 c
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
: p9 R3 C% c. T+ H( xN 26-720 (F)2 L( V! I) _5 P8 }5 b" ^5 }' S
Electric Heating and Cooking Appliances
+ y9 A1 c. ~$ J2 `2 a26-744 Supply connections for Appliances8 |! T* [* V0 t4 @- E) e
26-750 Installation of Storage-Tank Water Heaters
& R+ t$ d" C2 K26-752 Infrared Drying Lamps
r% o! f( Y( Q& K( e- I2 i$ r
* @: ~- B* h% \8 x$ ISection 28 Motors and Generators; L# S8 T' l: W# M7 K
General
1 Z/ ^' q7 j4 ?$ M) Q28-010 Special Terminology
' i" a2 \% d" \5 L- x2 }$ K4 `. m; ZHermetic refrigerant motor compressor
E* M# h# n9 QLocked rotor current rating0 A; k: k8 l- O/ R3 g
Service Factor8 W0 I% Q: M! x1 h' |! D% ]$ ^
Table 44; Table 45; Table-D28 H, z6 I) J Y: A( Z0 J/ ^0 M
Wiring Methods and Conductors( z. p& u r+ B! [
28-102 Portable Motors
_0 ` A# i: ~28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity7 Z) y2 Y& q2 N/ }4 ]5 m
28-106 Conductors, Individual Motors+ p/ P- t6 Y6 w
28-108 Conductors, Two or More Motors6 c4 u3 a* I$ W% T5 h7 X! E
28-110 Feeder Conductors1 Z g9 d. ~1 B( D2 Y- c" u
28-112 Secondary Conductors
' z+ w% `# ~4 S5 F3 _; \Overcurrent Protection
H1 C {) a- n28-200 Branch Circuit Overcurrent Protection
2 j9 J+ a, j z28-204 Feeder Overcurrent Protection0 M) I; h3 Y7 h8 J$ h, e! P/ d5 J2 k
28-206 Grouping of Motors on a Single Branch Circuit
1 b) M; q% X( a8 J28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
0 g& P- I( X+ |/ A. uOverload and Overheating Protection
4 C# [6 t7 m8 Y7 E- I8 K; [28-302 Types of Overload Protection$ w0 o2 N7 A$ o$ l9 g7 u" s
28-304 Number and Location of Overload Devices (Appendix B) Table 254 j2 o" o9 k+ N' F; g2 K b2 J5 N
28-306 Rating or Trip Selection of Overload Devices (Appendix B)3 S: a( l* N1 ?0 l, `
28-308 Overload Protection Not Required& c( O3 X# F# q. E; @& q
Undervoltage Protection
1 N6 s7 O2 p! y3 U& b* E% x5 |1 g28-400 Undervoltage Protection Required for Motors (Appendix B)0 T+ W/ x9 C* W% ^
Control$ c4 g) C% |- |4 x8 f7 F" z
28-500 Control Required. I3 _2 R# D, [, ]: S. g, ]- O6 w
28-502 Control Location( B; L: i/ h6 `, x9 o
28-504 Starters Having Different Starting and Running Position& `9 p+ y4 A. Y( s0 V
28-506 Grounded Control Circuit7 _- U- k4 o! s
Disconnecting Means5 Q' h8 ~# G5 `* ]/ [( _; ?* U
28-600 Disconnecting Means Required* V- |/ V+ a- }4 g$ J$ r: \0 q( ?+ b
28-602 Types and Ratings of disconnecting Means (Appendix B)1 k! j' s# E8 g
28-604 Location of Disconnecting Means( X$ U7 j$ C. A
Hermetic Refrigerant Motor-Compressors
. x/ F* y8 B+ N$ C' Q, T5 N28-706 Conductor Ampacity
& c; H( k* v8 I- Z7 ~0 @3 g28-708 Overcurrent Protection
0 m& q0 T! S; F- X, N' L! s; \. G28-714 Disconnecting Means
% o* _) A3 \( `) B& j- Y6 J1 ~Protection and Control of Generators
1 y* [' x' b3 r1 {* B28-900 Disconnecting Means Required for Generators& |: L: W( X5 P
28-902 Protection of Constant-Voltage Generators
7 f& m Y* s2 u2 i$ P5 G8 @! U28-904 Generator Not Driven by Electricity
( ~, `; ^$ N& @! k28-906 Balancer sets
) [' m/ ^5 @+ ^; R& H5 o28-908 Three-Wire Direct-Current Generators
0 ~' D" R. z% w8 b- Z
6 ~$ Q8 p4 Y2 W4 {; D6 NSection 30 Installation of Lighting Equipment, |% c0 s- o3 e5 I2 ~ l
30-002 Special Terminology (Appendix B)+ j" n. ^ a! a6 ]
General9 k1 i! V1 i* @# m$ ~9 x( A
30-102 Voltage" |- f$ n( i4 L8 o8 H h
30-104 Protection (Appendix B)
1 m) f3 _) W: d( b30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment0 @% b& ^" H# q. }; F9 c
30-108 Polarization of Luminaires
+ |/ g9 C/ [& S7 Q4 W30-110 Bonding of Lighting Equipment
$ J9 L; U0 ?; T4 F6 v! G0 OLocation of Lighting Equipment
. F7 w1 V9 t b& R$ m; x% I30-200 Near or Over Combustible Material1 }2 m& {/ M7 ?& m2 u2 }
30-202 In Show Windows
2 H- ?. J& s4 A5 M* m30-204 In Clothes Closets, M7 P$ R, g* O7 ?: g" D
Installation of Lighting Equipment
( `7 u: r- ^1 d+ s30-302 Support2 X) L% ~3 ^( U7 x4 x5 E1 `
30-304 Outlet Boxes to be Covered6 ^1 ^7 c% c+ b9 ^3 v; J: U4 y5 v
30-308 Circuit Connections
$ L* a* ^& R4 K3 B+ K30-310 Luminaire as a Raceway. v" |' Q e. q9 E1 f) _1 X
30-314 Minimum Height of Low Luminaires
6 n* F2 j& Q! u4 X30-316 Luminaires Exposed to Flying Objects
; T3 |# O$ f# t30-320 Luminaires in Damp or Wet Locations( W6 g' b/ [9 ?4 L _0 {
N 30-318
6 i' P5 J) q8 V C5 t" ] t+ QWiring of Lighting Equipment4 y. O7 J0 @% C2 Q; K; ^
30-400 Wiring of Luminaires
" E; T1 l. D- a: H6 {30-402 Colour Coding: D% s0 l( A% R
30-404 Conductor Insulation: n X" k4 G- [ |2 `
30-406 Conductors on Movable Parts
% N4 L& }2 G2 O) @30-408 Wiring of Ceiling Outlet Boxes
) q' i+ z# P, |" ]2 l8 q5 A) i) Z0 |30-410 Wiring of Show Window Luminaires
5 l3 Z A; R8 v7 H" S30-412 Tap Connection Conductors
7 W3 r+ e( S3 W" x2 _2 e8 d' G0 s( FLuminaires in buildings of Residential Occupancy+ X6 a! V* A; A( m
30-500 Lighting Equipment at Entrances (Appendix G)
. p% B0 D: M7 K& E: k% @! @; L30-502 Luminaires in Dwelling Units (Appendix G)
( i2 i" _1 t& y) m1 ]) |30-504 Stairways (Appendix G)9 A& Z1 G9 V3 b( y1 u; M1 w
30-506 Basements (Appendix G)) E2 G# S: t+ O2 u8 @4 X. I s- e
30-508 Storage Rooms (Appendix G)( R3 l7 ~/ ?& `6 w7 m* o/ I3 }& }
30-510 Garages and Carports (Appendix G)
; H8 y( F0 A P) P6 e/ W/ i* J: DLampholders% o, F! D9 g& P5 R1 p+ \
30-600 Lampholder rating with Incandescent Lamps
1 W: j% J1 R/ f R2 `, vN CANCEL: a1 @& B" Q' @% Q1 s! k
30-602 Connections to Lampholders+ U' J) K3 B# s2 c( c, l
N 30-600 x& T7 T# M! E, a
30-604 Switched Lampholders Used on Unidentified Circuits! u6 b" n0 P# O' l
N 30-602
9 A O0 V( [* z+ I4 Z30-606 Switched Lampholders with Pull-Type Mechanisms- p$ ~. z$ s; \) u
N 30-604
T$ ]+ S' R1 B$ D30-610 Pendant Lampholders$ [2 q6 ~& J7 V2 B
N 30-6085 k$ r" |; k( C/ W* {; N* ]: P o
Electric-Discharge Lighting Systems Operating at 1000V or Less
S5 f% z( G; ` [% o% O: s8 F30-710 Control (Appendix B)1 J- Q% w8 g4 @
30-712 Branch Circuit Capacity% W! p) C8 d+ b& B- H
Electric-Discharge Lighting Systems Operating at More Than 1000V5 c3 V/ H9 I: u# S$ X9 V9 j
30-802 Voltages, Dwelling Units
" n. C2 @' `: ^30-804 control (Appendix B)
; T7 u- P: }' V% S7 ]; ]% e% @& ERecessed Luminaires (Appendix G)
F+ p% |4 ]4 Z30-902 Spacings for Non-IC Type Luminaires! ]$ n: [5 F2 N
30-910 Wiring of Recessed Luminaires (Appendix B)
1 m- u" k& @1 iExposed Wiring for Permanent Outdoor Lighting) W" I6 N* J5 B9 \# ]- g
30-1120 Branch Circuit Loading and Protection
+ a: v2 A( \0 S fExtra-Low-Voltage Lighting Systems% y3 W, A1 z3 c' l, a4 U
30-1202 Sources of Supply
5 k0 F7 d$ E" c: M8 z! e
/ `, o. Z1 q5 A7 M3 }; s6 c: PSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)
) Z/ U' ^6 P( h/ HFire Alarm Systems2 [" L; ], {/ Q% a/ J
32-100 Conductors
6 t! P2 O0 g/ g/ @" p7 R; h( S32-102 Wiring Method1 i# g |. n$ \
32-104 Equipment Bonding
1 D. _" P# }# n' ~& ~! T/ o+ H8 T/ j32-106 Electrical Supervision7 n7 H9 M1 S9 C
32-108 Current Supply: U( V' ^1 Q. A2 l' r( u
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)% ~' P/ q$ [" J: E/ n- i( R
Fire Pumps; P5 S5 r# O# K
32-208 Overcurrent Protection (Appendix B)
6 D5 j% T% P9 [ p7 _N 32-206
6 E0 \3 U; e( A( R/ m32-210 Overload and Overheating Protection (Appendix B)0 T' ^3 I/ N2 ]3 n% Y" h
32-212 Ground Fault Circuit Interrupter (Appendix B)
- Z4 I$ _0 A$ B1 v# ]0 F8 R) _& q4 F+ s/ a. I" ~2 x' @
Section 36 High-Voltage Installations) d6 r; o3 G, K; x
General
( D) g6 _. ?6 I& J4 Z36-000 Scope (Appendix B)5 V+ B. A6 h& C; ]: e$ y, F
36-006 Warning Notices
) `) u5 K( z# U5 q: ]8 u2 ^% YWiring Methods7 j4 M* M, `* W2 \" C. C) S
36-102 Radii of Bends; x# s+ E5 M. s
36-104 Shielding of thermoset insulated conductors& j `9 V* k3 g- f. Y( l& h( x- g
36-108 Spacing of Exposed Conductors (1) table 30, table 31' D2 y- I: b: |6 B/ X' k% _. Q5 S9 b
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
0 t2 _7 L1 S h" |Control and Protective Equipment& L! P6 R4 y* p) y8 c8 Y
36-214 Disconnecting Means/ ~4 U* a! Q$ J& J
Grounding and Bonding' {6 {; V; n6 ?+ T# L& j
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
8 G7 L0 f) c+ H7 Y0 P36-302 Station Ground Electrode (Appendix B)
- }3 |: {6 s' \ H3 p* @9 M7 a36-304 Station Ground Resistance (Appendix B)* j9 u6 R$ J% u' Q1 t: D& C
36-308 Connections to the Station Ground Electrode (Appendix B)
! D: I1 o: b7 o: u+ Q4 y3 A36-310 Gang-Operated Switch Handle Grounds
4 M* V u! H6 k# p* a36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
) u5 `: K6 |* Y& e! X, e; F* X: G2 O7 h5 _; f& g' U
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
5 V; F% x' e; x# H8 Q9 t4 \38-002 Special Terminology (Appendix B): k- B+ B7 T9 \! U' x2 v& |+ ~
38-003 Voltage Limitations (Appendix B)/ }: v1 D& w! `* Y) M
38-004 Live Parts Enclosed
8 Z5 j0 p! B3 O, B# z% k: [& a( Q3 x38-005 Working Clearances4 V+ T8 N9 {: F8 X1 j: g
38-011 Insulation and Types of Conductors# @% v3 S/ Q" T' g
38-012 Minimum Size of Conductors
R6 E% g3 ~7 d7 G2 u5 `
. m3 S5 y" Z/ H. cSection 40 Electric Cranes and Hoists% N4 b/ \3 `! b! x( x, t9 r" e
40-008 Disconnecting Means8 b1 J! W5 H2 a9 V( J6 x; E
40-010 Main Contact Conductors
) h' |- ~8 u" E* y) ^$ R6 H% s* D& Y5 l+ l3 k5 S5 m7 C, s
Section 42 Electric Welders& ~' X; c3 P; Z8 c2 V' P% [
Transformer Arc Welders$ e- E6 p- y" Z2 L0 {+ `( x1 @1 h
42-006 Supply Conductors( U2 d7 `6 Y+ W* R* o
" h8 f- g, z! X0 v J+ OSection 44: Theatre Installations
" ?' @; B2 ~! D# JGeneral
) A7 H) B# N& H% v6 @" M( ?& c( f44-104 Number of Conductors in Raceways
B3 g5 t: j ^& W44-106 Aisle Lights in Moving Picture Theatres
) [' G% _5 ]9 Z. R+ ~Fixed Stage Switchboards
- c( B! }9 q& d5 i* S- Q44-210 Overcurrent Protection3 m; a* d4 t9 A9 x j8 Q5 v; s, h, x
Fixed Stage Equipment
6 }* s+ ` O. A; s44-324 Receptacles in Gallery Pockets J1 V: e3 u. |0 H
44-326 Receptacles and Plugs& D* u& G$ ~6 Q
) Z' h; R1 |3 d& P/ ?& N* `/ ^Section 46 Emergency Systems, Unit Equipment, and Exit Signs6 \0 E" ^! H* J+ m3 E
General
+ n2 w1 s: A- H5 ^4 x46-102 Instructions
0 _2 f& U9 M, k, y46-108 Method of Wiring (Appendices B and G). |3 C4 m9 l( b( }. s y
Emergency Systems2 Q" u0 J$ H# I1 W$ Z2 }: v7 O6 ?& g6 S
46-202 Supply (Appendix G)
9 g, [3 X0 G9 p1 b# K$ K, s46-204 Control
5 t8 O/ n/ ]1 }, t" }( a46-206 Overcurrent Protection
|' V3 A/ j9 R+ c# ]/ Y46-210 Remote Lamps
( J# `' d0 @& K4 L& ZUnit Equipment X* q) G. y7 s9 \2 X$ M5 e; @
46-304 Supply Connections P. [3 D9 i( X1 [5 y' |5 }4 L- ?
46-306 Remote Lamps (Appendix B)9 H" Q6 q' y) J( b1 |
Exit Signs
; r; Y$ g+ E: P( Q4 O46-400 Exit Signs (Appendix B and G)6 S9 _& K4 P" S e3 r
& t3 U. o3 h* s: b* x, }
Section 54 Community Antenna Distribution and Radio and Television Installations/ n9 z$ J: M/ b- u5 w
54-000 Scope2 D: I6 d9 ^/ P7 V0 I0 s
54-004 Community Antenna Distribution (Appendix B)7 H) P: V" O( L- g: U, x- y- y
Community Antenna distribution
9 R) x; {1 S. J, {6 m54-100 Conductors
+ V" A" M% R5 o54-102 Voltage and Current Limitations (Appendix B)9 C- e K7 M4 G2 g6 d' t1 F
Protection2 j) w: u1 y$ }# N
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
' k9 S. W2 J5 U0 @# m. |Grounding
; ^% T4 N: C p) r! S) x1 t54-300 Grounding Conductor
2 R8 X- r/ g. X" _. Z' V: N) S9 [6 k! gConductors Within Buildings
! @4 c3 h' `+ F k P54-400 Separation from Other Conductors; W: a' A# U T
Equipment
, N. z9 _. `) Q6 v54-500 Community Antenna Distribution Amplifiers and Other Power Sources" V& G# V, J Q0 ?6 e& c5 b$ T
54-502 Exposed Equipment and Terminations# _( A$ } X4 u4 a
2 O* {* O0 X1 {" l( `8 l
Section 56 Optical Fiber Cables0 Z+ N" P4 U0 z$ T8 @4 r- p: T1 o
General9 e" `0 |$ M D# ~& j+ y3 @+ ^
56-100 Special Terminology
1 |, ?9 _3 [4 K' K9 i56-102 Types
0 s! a4 Y% l5 |" a! L6 |Installation Methods6 Q2 ]) j: v) G9 e ]
56-200 Nonconductive Optical Fiber Cables (Appendix B)
7 i! V3 B( y' j0 \3 L) d56-202 Conductive Optical Fiber Cables (Appendix B)
) W, u9 S, k* q ^5 c D56-204 Hybrid Cables/ O. s) y) H, q/ \- n9 ~; D1 Z- S* ?
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)3 u7 G4 F6 a/ ]) I4 W
, D f0 [& f/ _Section 60 Electrical Communication Systems* l; X' k! ~4 n) W- ]
General
2 Y' R8 u, N6 I5 w- K! u60-100 Special Terminology
: }! M; G; {: a& _; C! x% AProtection1 P& v& {. U {! B5 y1 x
60-202 Primary Protector Requirements- D ~1 r2 P8 p+ A$ E5 a
Inside Conductors: ~% g: w4 T: g. F* F1 v
60-308 Separation from Other Conductors
9 S$ M0 p+ V G `& OEquipment
0 z# `4 ]/ \' j9 }60-404 Exposed Equipment and Terminations
+ O) }! m2 ]* s: o F- XUnderground Circuits( h" \0 R+ j+ v U
60-600 Direct Buried Systems
( U" ?6 e% W# x- N) j0 `! t, W8 q- O+ k& \& x, u4 P0 l. m- H+ m# |4 [5 }
Section 62 Fixed Electric Space and Surface Heating Systems8 X6 d$ w$ ~& z2 v0 J6 k
General
0 M! [* {9 m; N- D& k62-102 Special Terminology
* A( Q( k p) F/ d! y62-108 Branch Circuits# P5 c' ^: @7 `- I# J! r# L- b
62-110 Installation of Fixtures8 j) v- R t8 ^/ K: q
62-114 Overcurrent Protection and Grouping (Appendix B) (5)4 }% i1 _0 m: }) U- m0 _
62-116 Demand Factors for Service Conductors and Feeders (2), J$ w4 z- @# r& k( y, H5 `1 W; U
62-118 Temperature Control Devices z ^0 W9 g7 ~) l
62-122 Installation of Series Heating Cable Sets (4)(7)# Q- {6 o R# @* a
Electric Space Heating Systems0 t& q/ n" d% R: d6 q& G4 i
62-202 Temperature Control, D; d6 F3 I8 C# |" @8 P# @
62-206 Proximity of Other Wiring (Appendix B)
P, {% }+ [$ _4 _6 C* W62-214 Installation of Heating Panels and Heating Panel Sets
$ i; @7 G* ~" R" H& n62-218 Series Heating Cable Sets in Cement or Plaster Ceilings; [& w; ], v2 [: J* q5 I
62-226 Installation of Under-Floor Covering Heating Panel Sets
" x; k) r b6 J7 \9 hElectric Surface Heating Systems
, c( q8 n* F1 S* {9 j' r62-306 Heating Cables and Heating Panels Installed Below the Heated Surface. j/ D; Y. c% i) q. d
5 O. u6 d [9 w/ b. HSection 68 Pools, Tubs, and Spas) q4 M$ t5 o2 |& T5 r, V
General0 E. h3 I; [) Z
68-050 Special Terminology5 f& c8 E& ]0 R. `5 a
68-056 Underground Wiring - Table 61
( U$ b7 V* r- J- |2 V7 k, h68-058 Bonding to Ground (Appendix B)' B" i9 M0 x$ v3 L7 X4 S# u; l
68-060 Junction and Deck Boxes (Appendix B)
6 l* ?. F% P& _* O& C: o7 g- {68-064 Receptacles) p7 ]9 Y8 h# X& R
68-066 Luminaires and Lighting Equipment* q0 u+ Z" G4 R5 e3 {4 }% \) Z
68-068 Ground Fault Circuit Interrupters (Appendix B)! C; L, n4 s* Y* {! d0 h( [
3 @9 n: F- m7 g4 M f/ }
Section 70 — Electrical requirements for factory-built relocatable structures and
# u! h2 j1 v; }1 Mnon-relocatable structures; w% X# e r9 r$ r+ h/ E( c
70-130 Tests (see Appendix B)5 k1 s! v. f. ?% J2 ?/ h: S% a ?# L
7 e1 k' y+ @* t7 \( K8 m0 ^Section 76 Temporary Wiring (Appendix G)
6 d) l: a. [+ Q8 G8 o76-004 Grounding$ {6 Q M: P6 ^+ @
76-008 Service Entrance Equipment+ l4 [5 `6 W4 K
N 76-006
' V3 a, A7 Q4 U) D# D8 m5 q: q" S76-014 Branch Circuits- ~# z9 R5 W7 `8 P, p4 t! J
N 76-012
! D" {& ^' G7 D( Q5 z/ X
: v1 ]! M1 r4 m7 lSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours6 L/ `4 V. r7 G5 z( p9 E! W
Marinas and Yacht Clubs+ L3 Y& m* p- L& V, f
78-052 Receptacles
7 O( C, [; p) y+ r1 L) \78-056 Feeders and Services
$ u( l2 d3 V( ? jMarine Wharves, Structures, and Fishing Harbours# {- S' Z7 U& @4 }4 }. ]3 M
78-106 Grounding and Bonding
: j& K* Y, V; z4 lTables- ?) L$ m+ D, h
1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,657 k6 d4 D0 a* {+ W* K2 o% R8 E
! q7 P$ b# O* u* UDiagrams: 1, 2, 7
z# p, M. d6 |% V( C5 ], J& i$ M: M2 p
Appendix B
% Q0 u: C$ t0 T; E iP352: Ground fault circuit interrupter- 6mA
! e( D& \4 g2 xP354: 2-126 FT1, FT4( j O. R- S" L! s
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)% U o# |% I. E9 f
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)6 i K) X* x! X
P370: 12-1012, 1118, 1214 Example:
+ D5 D2 [- X6 f$ w* u7 }P371: 12-1108
5 U* n) ^- r0 L6 c% d0 f7 kP381: 18-108(1)(b), 18-158(1)(b)
& o" i4 ]- f( ]P386: 24-206
2 Q% b5 ~: x' g* O/ p/ v$ ]P389: 26-256
6 W$ s0 }& t) @8 e. _' LP391-P393: Section 28, Example to determine Motor Conductors and Protection# H6 P) e5 k% x7 i/ [) t/ {
+ [4 \ ]( W, ]% w! f) t
Appendix D5 @) j2 ]- E- Q; x; @8 \% K
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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