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Canadian Electrical Code Review Guide/ W- O8 g/ ^8 o6 y/ J9 E
For the Exam of Electrician For Red Seal License
3 v- X' N& u5 \: {# }+ t/ K! Z8 c" ~, Q
Lesson One1 _+ X1 k Y0 c: w! M0 \' v
Section 0 DEFINITIONS
& _2 w( I8 A$ j0 \7 ^This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:# N$ W0 G/ P% o$ o2 ]! S. C
Accessible as applied to wiring methods. \8 f1 I5 A' e% C2 S# H) N1 i
Alive or live2 w9 @8 d) [$ @ ^4 E0 I" B" w
Aluminum-sheathed cable
1 Y. g8 ]/ E3 G( E& V$ m ]Ampacity
* r# l2 P" y: o7 I2 f8 m& mAuthorized person
6 \0 z+ V7 d6 NAuxiliary gutter: j) J! c& t( x! d
AWG. B0 w7 E7 g ~: h
Bonding/ j2 N* Y. V2 C( I/ N% {' V' b ]
Cable tray
. o$ {# E. N' T" |" r. cCellular floor. g' @9 F4 n" U& t; B+ e
Branch circuit N+ T! P6 a8 ^
Bus' o2 Q, k) s9 Q* a5 b. A2 R$ \
Busway, s$ v8 z4 B; @7 O5 U" j; E
Communication circuit
0 K1 i! ? `9 ` X, lExtra-low-voltage power circuit$ B: d0 P2 {! R7 q- q, K
Low-energy power circuit
3 w* c2 v* n* W0 _9 qMulti-wire branch circuit
. M! r, u# ]$ r! G4 p3 g% RRemote control circuit* }% C/ Y# X$ l/ ]! N* Q
Signal circuit
' v( \6 [2 X' P5 ZCircuit breaker
1 S/ N2 ^3 U5 R+ `7 sInstantaneous-trip circuit breaker
# |2 s# [5 a* s* a* {! n0 K0 P7 VConductor
. c* }% |. m7 _8 o+ V$ _+ lConduit6 D# ~. N0 E' f2 o/ U* a
Flexible metal conduit% C: P; X f# r+ k8 R& l8 L
Liquid-tight flexible conduit
% y. D6 y# x7 f3 S Rigid conduit
1 K7 h( J, E& x# o# F) r Rigid metal conduit' O7 j5 B. ^) r P: D0 j2 Y9 A
Rigid nonmetallic conduit' ?% Z. h1 @& [$ _
Rigid PVC conduit
7 |4 [0 M+ q5 s8 UConnector7 W; p" l( g% Y, }$ e& |
Box connector1 ~8 P# q6 n1 s0 e# s
Wire connector) {1 c2 _9 A. k
Controller- \2 N* B9 U* ?" _ q! h
Disconnecting means% A3 @* [2 X" M- u- [
Dust-tight8 O, w1 L* q) ~% Z
Dwelling unit" S) Z' V: x1 P, [( q1 |+ h+ b
Electrical contractor; G$ \( z/ ?% L/ y; g
Electrical metallic tubing+ [% N \4 W# Z T) w/ B
Electrical nonmetallic tubing
9 M o; t |' r" z$ ?- OEmergency lighting
0 u. ?$ K; B( c% s4 |; F0 K8 L3 QExplosion-proof5 U6 a- K$ f/ ^
Extra-low-voltage power circuit
6 |7 K4 T$ k# @- u& [+ nFeeder
1 e/ V& [8 N; ^8 ~, s5 n' RFlexible metal conduit& c: w0 C9 O9 S1 ^+ K% D8 ?! Y! a
Ground
; w# \; p/ z0 Z1 ^Ground fault circuit interrupter+ v) [6 O1 T- S- G8 l9 w8 l
Grounded, J7 e2 I. J0 u, \- S8 _
Grounding8 b2 }) Q* A4 _: S& w: S2 g
Grounding conductor5 y# q$ E z' B. v" P7 r
Grounding electrode% n. l$ F3 w2 h- `, P
Guarded
) W& q: N. g) PHoistway
3 ` H% c- C" K, v3 S+ O. ZIdentified$ j+ |! D& z: l' K5 O; M7 O# k
Lampholder
/ O: w. u8 x( L% r" a9 V/ t2 t SLow-voltage protection2 b, b$ I8 p0 E/ b) u; w! p
Low-voltage release: {& s v6 r3 `
Neutral
3 j0 L# H$ X! f( cNoncombustible construction3 ?4 R7 j7 I4 G( S# t
Outlet9 v' f" S+ p8 _: p3 t* ]
Outline lighting
; e- |. H/ u, ~* O2 QOver current device
, t6 ?4 q5 D# a, l) r2 z4 V5 m7 ?Overload device
. G2 a7 }4 h0 N z3 hPanel board
& Y& |! y7 K: v( i# @( b/ j; zPanelboard, enclosed
0 ?# H: @ k9 aPermanently connected equipment4 ], R/ F4 V1 S. g
Permit
1 a; R) e. w1 G# V1 [Plenum2 i7 c/ E9 ~: y- v+ v: h
Portable as applied to electrical equipment
M; J+ r5 E/ `* j% W. J* OPortable ground fault circuit interrupter
. y7 }4 U6 X" _/ ePower supply cord9 O- Q+ f8 u- C% L
Raceway7 F0 P. P" y, }1 ]& a/ c
Receptacle4 g0 P( j; U, T0 r+ a
Duplex receptacle
8 o# l" s6 E: Y; B2 U" W3 r) g0 {% _' m Single receptacle
) e2 H% M; i8 p# ~ Split receptacle+ R; H+ w' ]4 X7 ?
Service, consumer‘s# m* v; A7 i4 U" G: P: R7 g
Service, supply
8 X% I& ?% W9 G: t- gService box4 r7 j! m! C8 v
Service room
1 e7 L' o, n3 I& S" tSingle-dwelling) K+ h( Y( i+ H4 K8 ?- J$ L J4 B1 H: z
Slow-burning as applied to conductor insulation- [" o1 M* I# s
Splitter' o Z6 Q9 }: I5 \- u/ `
Starter
# F% ]9 y( t" e, f! X/ U6 f" pSwitch% r" y' f, u( w8 \9 r% H
General-use switch
+ Y5 |5 D! ?5 L; a' {4 w Indicating switch
3 Y/ y5 z) J0 S; X# R Isolating switch
# t- q) f+ x, Y$ B; a9 e2 ~ ? Motor-circuit switch
- ^4 B" d, C6 ~8 R+ g( W6 d% T3 bSystem4 N4 ]6 W! F! q) w/ ]" m
Communication system
4 c4 |; ~' V: } Community antenna distribution system(CATV)
- }" z1 }: l2 E+ m Grounding system
8 C. K8 ^' U3 m9 c( t& f, JUnderfloor raceway5 Z' `. p6 H# ~+ s6 L
Voltage:% Y' ^. z# j( X# y: y2 K$ r
Extra-low voltage8 p" w/ D# h. H6 c2 C6 @* W* J
High voltage
# E) L" [: _2 r1 S Low voltage/ I& O4 ~8 ?8 S( k b9 e8 n* J
Voltage of a circuit) g. U( v: |& C1 l/ K4 p
Voltage-to-ground
8 T% n0 ^4 |8 b, e2 [5 h; D; A1 \4 nWireway
' F$ e! v5 J3 d% g. s
3 Y4 t% `8 g4 r$ U- F9 l+ b( |Section 2 GENERAL RULES
$ f! I r% `& LAdministrative
E! E2 @0 V K0 W3 r2-018 Reconnection
4 }+ k% v$ a7 d' M( ~* x2-030 Deviation or Postponement
5 N, U! U" l _' v' I' y \Technical General
9 y+ m; Z7 B p2-106 Circuit Voltage-to-Ground – Dwelling units- U2 S' u6 }: |
2-114 Soldering Fluxes
A' U7 |/ M7 r" d# j/ {" Y- q( e2-116 AWG Sizes of conductors6 X+ r& r N* ]+ x: i
2-124 Fire spread (see Appendices B and G)
# ?1 _! i J7 ~2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
- G% v+ `8 V4 }3 P/ H) x/ ?' UProtection of Persons and Property
+ d, S5 ?% M( D& U2-202 Guarding of Bare Live Parts4 V5 d* G" h! Y7 w, b$ ^
Maintenance and Operation( Q& V" t% [1 l
2-304 Disconnection+ U3 M1 E( O) z) w$ F8 c3 z9 c
2-306 Maintenance of Live Equipment4 S ^% G2 ^/ `
N 2-306 Shock and flash protection (see Appendix B)
# ^8 ]$ _3 Q9 L& y5 p% S' e- I2-308 Working Space About Electrical Equipment: Table-56
) y4 K: c z0 L4 i' N9 O% L% h+ d6 N2-310 Entrance to, and Exit from, Working Space
4 ?) w s& }4 [4 S/ `2-320 Drainage* w3 Q+ ~$ E; H5 a
2-322 Electrical Equipment near combustible Gas Meters and other Devices
8 s' c2 ~2 N( V5 N B# ^Enclosures
. }' g* H* i- o2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
% t |2 a% Y% R2-404 Marking of Motors: DP, WP, TE# q0 c8 k" e; Q: v% g& D
1 k. {3 d5 R2 x2 W+ wSection 4 Conductors
; q8 d9 L$ S) I' G% y( q4-000 Scope" O/ G( m' `1 k
4-002 Size of Conductors: 14#, 12#
2 @/ x: Y3 n0 f4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 369 f+ _, ~5 h, c4 k
4-006 Insulated Conductors: Table 19* v! d* O% S. B8 k. j, B
4-010 Uses of Flexible Cord: Table 11, w3 d6 u4 Q; S0 @ b d& r
4-012 Sizes of Flexible Cord
( n. t0 y* |5 r b: H1 H4 i4-014 Ampacity of Flexible Cords: Table 12
- D) d, D+ y5 H4-018 Equipment Wire
j, t# ]8 \, e/ u' V4-020 Insulation of Neutral Conductors
' f, }5 p ~5 ]! J& q4-022 Size of Neutral conductor
$ \1 N- ~1 _9 K2 c( Q4-024 Common Neutral Conductor/ I1 T j) n! B- d/ y* B8 |( Q$ Q9 d
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
. b4 n8 L% S( K3 d; A4 ~4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum' k" W4 s, b2 @% {& ]6 w; j
4-032 Identification of Type MI Neutral Conductors
5 B6 ?0 e; K, }: w+ Z& x5 W4-034 Use of Identified Conductors0 d9 ?: V0 a% w% N
4-036 Colour of Conductors: Phase A, B, C, …
# z- N- y% z9 q9 P/ c
1 N+ i5 \+ |- j' Z8 CSection 6 Services and Service Equipment+ m2 x% P" C$ D8 d5 _
General' h( r/ e; d& N9 V
6-102 Number of Supply Services Permitted
; A/ D* A: k) |! C4 d( o& P6 Y6-104 Number of Consumer’s Services Permitted in or on a Building
' V1 {; H) P8 o6 N6-108 Supply Service from an Electric Railway System
, A; _9 |- U& k% \4 j5 ]6-110 Three-wire Consumer’s Services
9 v O, M2 J* s3 h2 p) E: F6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors/ J$ m' c, J& K* ^
6-114 Methods of terminating conductors at consumer’s service
4 H' R) r2 X' R( w: W# |' j6-116 Consumer’s Service Head Location
2 `/ S1 c: g$ ` ~Control and Protective Equipment9 H$ m2 o/ h" Y$ r1 H0 e
6-200 Service Equipment* e! i5 r$ ]) @, s
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)' |# q' |: J* [% q% g% d
6-208 Consumer’s Service Conductors Location: U1 P- p! i8 z/ G9 z
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches6 j; b3 v8 B# c* R, `3 Y" K/ z8 o
6-212 Wiring Space in Enclosures
% C D8 h% H; V2 v. h9 H& o5 d6-214 Marking of Service Boxes! ?/ `) \! K3 @) k6 q! Q. L
Wiring Methods
- Q& x5 O! [: M6-300 Underground Consumer’s Services
5 L( ?( i/ `4 _6 H6-302 Overhead Consumer’s Service Conductors
" ~2 ]1 q P6 F+ N Z6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable V8 A/ W* U" g
6-306 Consumer’s Service Raceways* h+ N1 i. T4 t" g. o% S
6-308 Use of Bare Neutral in Consumer’s Service$ e! [' E2 d6 d% k! `, J2 A2 z
6-310 Use of Joints in Consumer’s Service Neutral Conductors
+ r. V0 Q" W( A9 ~1 c! S6-312 Condensation in Consumer’s Service Raceway
" w! r- M& ]% L/ V4 W9 XMetering Equipment
/ l" @4 B% I. V# h; j; o- h+ }6-400 Metering Equipment9 d' v7 P, m* y0 p+ ~
6-402 Method of Installing Meter Loops% e! Y6 d7 X( ] N2 ~# S0 w
6-404 Enclosures for Instrument Transformers
% W% U$ O2 k) X+ w) ?5 v; {* ^6-408 Location of Meters
6 M3 {8 T* P! \( E' }; G' I `% [8 E9 d0 P6 w: @( i% [% [
Section 8 Circuit Loading and Demand Factors$ [( J% F, o {5 S5 E. C
General
" A6 h4 o; ~, D! |8-100 Current Calculations/ T$ ~2 o" g9 x
8-102 Voltage Drop ( see Appendix D)9 d/ n0 T' f9 a5 k
8-104 Maximum Circuit Loading
/ k, x3 V8 @0 v% }' c' E6 D8-108 Number of Branch Circuit Positions0 I% i; {% K$ O% m/ B b
8-110 Determination of Areas
3 ^2 L- Z& H) J5 F7 e( E% G$ a) g3 AServices and Feeders
& n6 T W% F* b# ^& `7 Y; `2 s8-200 Single Dwellings (see Appendix B)
/ T% F' H1 y, b8 g6 B( a8-202 Apartment and Similar Buildings
4 d+ U6 ]0 i8 d. Y! a" O' O8-204 Schools
' A* q ?; y, A2 w9 k$ t# W) U0 ?8-206 Hospitals
( x- ~6 L4 J' ?. b7 x. c1 `8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy+ z6 y4 A! P: j- r/ b7 E9 t! Z
8-210 Other Types of Occupancy (Table 14): Z8 w. u' d5 i$ K0 `
8-212 Special Lighting Circuits% W+ M$ p* g, ?# [8 B+ S7 Y0 G) p
Branch Circuits
4 }6 Y) F# m/ E, k8-300 Branch Circuits Supplying Electric Ranges& ?) y6 D( x- @
8-302 Connected Loads5 ?* |: j i4 e7 H: t& I
2 P% Q$ V! W" [; H8 Z+ v* t
Section 10 Grounding and Bonding
2 j* Y2 ~; d9 W7 N% C4 p6 aScope and Object
7 w; E8 W" @# n- S, C10-002 Object. s* l7 l3 M4 a
System and Circuit Grounding; P+ w4 [9 Q3 G+ e' \0 C; K
10-102 Two-Wire Direct-Current Systems: z* q* ~7 {7 A* p
10-104 Three-Wire Direct-Current Systems0 k# N) K I# C4 k8 H- `
10-106 Alternating-Current Systems. a8 s" {# s! @- j
10-110 Electric Crane Circuits
/ D& q' ]* ?) |2 |* y10-114 Circuits of Less Than 50 V
* J4 X' j6 ]1 \# d10-116 Instrument Transformer Circuits
$ }- f$ p$ j2 _( iGrounding Connections for Systems and Circuits, C1 r* D3 o0 x8 V: p
10-200 Current Over Grounding and Bonding Conductors' E! y$ p1 k9 k4 P ?
10-204 Grounding Connections for Alternating-Current Systems: U3 ]( }+ o' M9 y
10-206 Grounding Connections for Isolated Systems! y( s! u( `( a% Q% |( t
10-210 Conductor to be Grounded: t# f% ^6 t6 H2 k" T( h. k
Conductor Enclosure Bonding
' @$ g' L: E5 i10-302 Other Conductor Enclosures ? y1 i1 r& h1 [# @2 ^% R' {/ }
N 10-304; ?9 b. U l: M" _3 T5 G* L
Equipment Bonding" ?) {( J: K$ z/ d5 s+ m2 Y
10-400 Fixed Equipment, General- j0 _8 h3 u }
10-402 Fixed Equipment, Specific (3), (4)
/ u: J: H* {8 r9 E10-404 In Nonmetallic Wiring Systems
6 c( F) x9 C; B# \( E' b6 S4 H10-406 Non-electrical Equipment. k8 G4 b* m- g& r
10-408 Portable Equipment (4)(b)
7 [' k1 W/ _' j10-410 Instrument Transformer Cases
1 J6 c- h* i+ m3 i' Z4 n0 A10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
' [! E' ]; y9 K3 p" I! S10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V- u5 L, A$ e0 b( |, m) @% X
Methods of Grounding
4 P p# ?& S7 @7 b10-500 Effective grounding (see Appendix B)8 b4 o3 o' }: J
10-502 Common grounding conductors. J; G3 N, _5 z9 r0 h2 ?& {% m
10-504 Common grounding electrodes
^8 v8 C" x3 g1 m9 e1 ?" IBonding Methods+ q8 X- R, A! B8 N3 c
10-600 Clean Surfaces
. J- h+ M6 X; z& H% r& M/ g$ v10-604 Bonding at Service Equipment; c1 L' ^6 b+ h
10-606 Means of Assuring Continuity at Service Equipment
" L$ L! }1 G8 \% q9 T) F) q10-610 Bonding at Other Than Service Equipment
7 Y6 k3 _$ ]7 V! D; T10-612 Loosely Jointed Metal Raceways% g: _ l/ w6 s6 q
10-614 Bonding Jumpers Table 41$ R" H- u5 N. ]) ]- f' u9 ?
Grounding Electrodes
5 h# L5 Y. X! A10-700 Grounding Electrodes
4 p9 t0 I% Q% v5 z/ `5 H10-702 Artificial Grounding Electrodes) x+ p3 f4 @# A/ [- F0 k
N 10-700 & 10-702
' _, w$ {( s9 {0 ~) ?* k10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)4 _. `. I1 X. N
N 10-702
: l; r# J6 j$ b10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding# A! E( ~9 Q+ ], H( A7 [0 m; z1 C ]% r' V
N 10-702
: ]5 H; c: K) ]5 R) J% p" h. b10-710 Use of Lightning Rods (Appendices B and G)
( n" G1 u% @7 Q& XN 10-706
b. s& w! ?1 e4 z; F( {Grounding and Bonding Conductors) o3 s1 R2 D& @( W7 G' H
10-800 Continuity of Grounding and Bonding Conductors
: J. i1 R" f# x& l10-802 Material for System Grounding Conductors
1 V/ t0 v) X5 o. E8 m10-804 Material for Bonding Conductors. J& I; w9 N# A2 ]
10-806 Installation of System Grounding Conductors
- ^8 W# ]$ l o2 ^) N2 e10-808 Installation of Equipment Bonding Conductors7 x' S/ r c' I$ A
10-810 Grounding Conductor Size for DC Circuits! v9 p9 n# A7 }- [" \3 _
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
* v5 D! F1 H+ c2 y% r10-814 Bonding Conductor Size (Appendix B)+ U9 T f4 _$ o. }1 K" o' j; f6 c
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment% r. z/ |; t$ O* o* Y: Q9 A
10-818 Bonding Conductor for Outline Lighting8 F+ k2 R7 H+ J" C# @
10-820 Bonding Conductor Size for Instrument Transformers" V( D- y4 q7 P5 K
Grounding and Bonding Conductor Connections% B+ G# P* D! d1 _/ H
10-902 Grounding Conduct Connection to Water Pipe Electrodes X' H# U* ], p% A* q) O; H- h
10-906 Bonding conductor connection to circuits and equipment/ K' f' w7 J3 b
10-908 Grounding Conductor Connection to Electrodes( a5 W+ K+ J4 u$ c
Lightning Arresters3 {7 j0 C. J! ]7 E/ C" p/ `
10-1000 Lightning Arresters on Secondary Services – 750V or Less
* ?1 G6 D; P, Q- Y5 f7 }7 R" `& _2 k3 z9 M C
Section 12 – Wiring Methods: J8 H. c" |$ Z
Scope
& Q. O$ @, W* x) T5 {/ a12-000 Scope (Appendix B)$ @) `( ~: @) `3 u5 M; q/ S* F
General Requirement6 P& V; q; {0 z \# w: O
12-010 Wiring in Ducts and Plenum Chambers
) r5 J# p) g1 c& V12-012 Underground Installations (Appendix B)
* Z! I3 R" y" l12-016 Lightning Rod Conductors
2 B% U/ U# Z: `6 F! TConductors - General+ d- H$ z8 X% Y. X! ?4 ^' d6 I
12-100 Types of Conductors (Appendix B) Table 19
0 e2 Y: @# H7 i, D" T0 [" k12-102 Thermoplastic-Insulated Conductors
+ J5 Y# c8 f- J12-104 Flame Tested Coverings8 j# k% W3 M5 C8 A
12-106 Multi- and Single- Conductor Cables& x( n9 F% k o- f( h ^
12-108 Conductors in Parallel (Appendix B)
9 S" O! h0 Q1 w$ Y12-112 Conductor Joints and Splices$ X2 s) S; f' X
12-114 Ends of insulated conductors
+ f. K k, Q8 U. @: q12-116 Termination of Conductors (Appendix B)4 S" J$ a' r* _( J% E5 h) `& v
12-118 Termination and Splicing of Aluminum Conductors
+ D. ~& x; j3 K8 K4 H5 r/ g7 q% K12-120 Supporting of Conductors - Table 219 S. ?" w4 t, `; A( v
Open Wiring
. U3 ^! I5 W2 V3 Q9 V% R2 U$ a12-204 Spacing of Conductors0 c" Y' ]" ^0 d- o6 o8 d8 P
12-206 Conductor Supports% k5 I7 \ F8 K3 h1 V% }# w
12-208 Conductors on Flat Surfaces" F2 M# z& z9 d6 r0 F" ~+ l
12-212 Protection from Mechanical Injury9 G( i/ L ~+ m! D
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
2 g d0 ~: m- G8 Q9 X# ^* y, d12-308 Minimum Size of Overhead Conductors
) @- ~3 f6 H$ g12-318 Use of Neutral Supported Cables
% H. Q1 _+ V8 \# |3 ^' E ONonmetallic Sheathed Cable
' h, L! a/ |& c* H12-502 Maximum Voltage
3 H. ~+ C7 V2 @) F7 ?12-510 Running of cable between Boxes and Fittings (Appendix G)
: H7 x, [: L7 z4 H4 R, n4 s) d/ Q" p9 D12-514 Protection on joists and rafters
$ Z/ W5 E% Y8 I% _9 ?3 Q12-516 Protection for Cable in Concealed Installations (Appendix G)5 s9 b8 [+ h9 c4 t
12-522 Where Outlet Boxes Are Not Required6 w+ k9 q$ `, v- M) M7 Q4 Z; Q
Armoured Cable1 Z U d% G1 z+ P6 o* _
12-602 Use (Appendix B)
/ X( F) p0 T6 B6 ~1 g5 o" r12-604 Protection for Armoured Cables in Lanes7 u$ M5 Z2 V$ d4 ^1 l: B% f
12-606 Use of Thermoplastic Covered Armoured Cable
- h! F+ l. b+ j0 g7 ^12-608 Continuity of Armoured Cable: v- K% ]# s- G: i2 @
12-610 Terminating Armoured Cable/ |* w, |% I3 a3 l' D
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
2 w+ R u$ J" @( g8 j12-614 Radii of Bends in Armoured Cables( S) \% v& n6 W3 `2 T
12-616 Concealed Armoured Cable Installation) ?; c6 P) I, V8 y; Q* s' v
12-618 Running of Cable between Boxes, Etc
7 J$ R8 L$ \1 K9 RMineral-Insulated and Aluminum-Sheathed Cable. y+ u1 m: k- ~- m
12-702 Use
" J( _/ T0 v I: I4 A6 Q12-704 Use When Embedded' a6 m% H( v( n) e4 M# o! ?: h
12-706 Method of Supporting: M% R! [5 ~/ _' p5 g
12-708 Direct Earth Burial
9 N5 E( c, V7 N: B) ]( m; q12-710 Mechanical Protection
/ H- N* {! S1 w12-712 Radii of Bends
9 i, s2 I5 ?& f12-714 Termination of Mineral-Insulated Cable (Appendix B). _% K+ F M" _4 _+ j' [
12-716 Connection to Other Forms of Wiring
) l" c: h6 h! c* X* e: pFlat Conductor Cable Type FCC
& J! | X& s8 w12-804 Use Permitted9 M8 r/ n' j4 ^# a$ J7 R. D
12-806 Use Prohibited
, {3 @# c1 q7 a" {% y& }0 `6 L12-818 Anchoring
$ y: @& H5 Y4 ~12-820 Crossings
* }& U! a' q+ a4 `$ i) _8 m# wRaceways - General* m: G5 y) F( r2 Y! z6 q
12-904 Conductors in Raceways& }$ \& E k& f2 y. E2 |
12-906 Protection of Conductors at Ends of Raceways3 c8 Z4 b% {! |- p8 v Z+ E, J5 r8 J
12-908 Inserting Conductors in Raceways9 {3 O L# v! z# q
12-910 Joints or Splices Within Raceways3 ^$ f0 M1 `# p( N; d1 @ ~
12-912 Stranding of Conductors
5 F( f& F p9 q0 Z6 e12-914 Electrical Continuity of Raceways, L0 z/ E4 W5 [
12-922 Radii of Bends in Raceways) U0 s& { Y* Y
N 12-922 Radii of Bends in Raceways Table 7
+ k' x0 x i% @) V# U12-932 Protection for Raceways in Lanes4 y. O+ p3 _2 h8 `% m" ^' S# Z
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B). j/ C0 X5 ^: }' K* M
12-938 Capping of Unused Raceways
3 U8 s7 M1 m2 o' y+ x12-940 Maximum Number of Bends in Raceways" _: Z6 m0 q- F0 \( F! T x
Rigid and Flexible Metal Conduit
4 T/ S9 _7 [% q! ^! g! I+ N5 R12-1002 Use, O5 M4 s1 j3 y: b5 d% P) _; s
12-1004 Minimum Size of Conduits
; I) W6 e3 V* S! |$ U5 f12-1006 Conduit Threads (Appendix B)7 z1 y" D& `" k0 |: _
12-1008 Thread Engagement# J7 w) n" ]; z$ x: [/ I
12-1010 Maximum Spacing of Conduit Supports [7 V) @5 c' v( i! s5 k9 Q
12-1012 Expansion and Contraction of Conduits (Appendix B)
( n5 n# Q# E- g12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
! ?2 q% `/ b! n \- h. hRigid PVC Conduit and Rigid HFT Conduit
( n6 X( Q/ f4 x8 @12-1100 Use
- a7 F8 B# F- Y5 `% e9 z12-1102 Restrictions on Use
4 D0 U0 ~% U" e5 J- }' S12-1104 Temperature Limitations (Appendix B). W+ @* g/ S. }$ I Y$ h
12-1108 Field Bends (Appendix B), (2)" J, r( }6 U w$ L8 \ T6 q
12-1110 Support of Luminaires( c& c1 V; P0 o) s a% w# y! n; |
12-1112 Fittings9 t9 W, z# R5 o7 E
12-1114 Maximum Spacing of Conduit Supports; |, r0 g, u" A! g* b8 [
12-1116 Support of Equipment; A I* V; P$ L/ w6 \
12-1118 Expansion Joints (Appendix B example)( R ]0 j1 N @5 v% d3 `# b- X
Rigid RTRC Conduit
& |( R7 v( n4 J+ E% I# l12-1210 Temperature Limitations
6 e& t* A% V4 h4 D" l( C12-1214 Expansion Joints (Appendix B)9 \. D. h+ V9 Z1 I( O
Liquid-Tight Flexible Conduit# N. \) K, J# O8 {& p
12-1302 Use of Liquid-Tight Flexible Conduit
$ x* s# ?' _7 R12-1304 Maximum Number of Conductors
: B C8 [* _: ~- f12-1306 Provisions for Bonding9 b9 O5 ?3 I) i% N
Electrical Metallic Tubing
. L: r H2 T% h7 f12-1402 Use$ R" Q3 ]- A; X, P! j U
12-1404 Supports
' l8 ?& ~ F* Q8 J' j12-1406 Minimum Tubing Size. d( k: e3 x& x; n) x5 _
12-1408 Maximum Number of Conductors) Q( N# K3 M: p; m$ J% P: t- Y
12-1410 Connections and Couplings; q9 Q( c: y% o; B5 `! Z3 X
12-1412 Radii of Bends in Tubing
+ m& j1 X( X4 q4 Q: \N Table 7
9 K% G& g' h6 X8 Y- ]Electrical Nonmetallic Tubing/ b# U: @8 R3 E7 G# U9 [
12-1516 Provision for Bonding Continuity
: S' W. ~5 v) G ~$ }+ M4 i. eN 12-1514; e% i- C# {( O5 X) F! K" I; f
Surface Raceways3 J" m: m0 o( G. {
12-1602 Use of Surface Raceway (Appendix B)/ K$ }; u2 Y3 K& F O
12-1604 Temperature Limitations) h# l, x k7 G$ v7 Q8 D
12-1606 Conductors in Surface Raceways (Appendix B)' `- S4 F* y; U- T
12-1608 Maximum Voltage% _/ C3 C; c" U8 t
12-1610 Joints and splices / ]7 Z" e# G% Q: Y& g# u
Underfloor Raceways
+ e6 P6 @! Q: Z4 z12-1712 Discontinued Outlets in Underfloor Raceways
$ q' I0 Z s) T7 e# dCellular Floors
1 x; e( ]! K, n5 d; z! T! M12-1804 Maximum Conductor Size in Cellular Floor+ }& V2 u& ]6 ?5 B; F
12-1820 Cellular floor discontinued outlets% b/ H7 Y1 h9 S: B
Auxiliary Gutters
- B- h8 g P" [, n* ~12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces) a2 z: h- v* u
12-1902 Auxiliary Gutter Supports
4 ]2 l3 r8 j- d: ]& Q# N& h! c12-1904 Auxiliary Gutter Cross-Sectional Area: K( A" W5 G, Z8 k7 K
Busways and Splitters, f- a5 E7 {6 j2 q9 T. S
12-2004 AC Circuits in Busways and Splitters
3 G. ^9 l9 O$ M3 \12-2006 Busway and Splitter Supports+ c+ d5 C5 w; x U2 v
12-2008 Method of Installation of Busways
+ r0 ~, X/ m2 F: A$ E7 a7 b" d3 r/ i12-2012 Reduction in Size of Busways6 ?7 Y3 [+ e( l9 ~1 b$ x, ]
12-2014 Length of Busways Used as Branch Circuits* x$ @. j, }' n E: N9 T/ c
12-2018 Taps in Splitters4 ]2 ]8 f# v' ]- r8 p% H$ o {
Wireways$ y6 M0 e E" I* |' T
12-2104 Conductors in Wireways
- ?% U0 N0 c% u12-2106 Taps and Splices in Wireways
' ^2 f& E6 a) Z3 a' d Cable Trays) c' G& S8 k& g n
12-2200 Method of Installation (Appendix B)/ a. R7 O" Z/ ]0 _- x3 x
12-2204 Joints and Splices Within Cable Trays
3 y) F; ?: a" ^8 N5 l; A) _' t12-2208 Provisions for Bonding3 r# p+ G: l, {) N2 h+ L( J) Z
12-2210 Ampacities of Conductors in Cable Trays
$ w4 P0 m _# B3 t$ bInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings# S( R! ^$ ~+ d# R4 l$ f
12-3000 Maximum Number of Outlets Per Circuit9 Y1 q1 D6 _4 |! \: _8 ]9 h
N 8-304 A4 {! d( P! @+ ?; d# ~; {
12-3002 Outlet Boxes (Appendix B)
* R0 [8 J0 U6 T& M# D3 t- f H( EN 12-3000+ n, u+ i: ]. M; @
12-3004 Outlet Box Covers! z1 R" K8 D$ \& c
N 12-3002- v0 S! {3 V/ c& s
12-3010 Boxes in Concrete Construction
% f+ p1 r( E$ i8 F$ s9 X* NN 12-3008
' F8 \3 x; w: j+ [+ G12-3012 Outlet Box Supports
+ ^ m }& \0 p- z! D) VN 12-3010
6 C1 y! M$ ^% Q7 ?12-3016 Accessibility of Junction Boxes
7 g3 }. l; d# G5 _- ?N 12-3014
! l8 Q0 x! } Z J: ?5 V! v. y12-3018 Flush Boxes, cabinets, and Fittings
0 ^( u6 C4 S; h) J1 h8 kN 12-3016: E, x8 Z5 f2 k: ]5 A# }
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) 2 O; f* L: f% ?& Y$ ?. t
N 12-3022$ \0 V6 K5 }) h7 k: [, b
12-3036 Maximum Number of conductors in a Box - Table 23
- U5 r6 m7 V& o4 g& KN 12-30347 Z, L' u0 G9 u0 A! u) x* u: Q! M
12-3038 Pull Box or Junction box Sizes' U4 r4 y) e1 g0 A# s7 y
N 12-3036( v" O* x' u+ H9 B
* t. E8 {4 @2 c/ T9 qSection 14 Protection and Control8 ^8 w: O- r7 H* F* u6 D
General Requirement
! z n: V8 G" A8 D3 p% j14-010 Protective and Control Devices Required
' |3 ]- w9 y, m3 u# ^+ H14-016 Connection of Devices' ?* @# @9 T. u. U
Protective Devices – General
, T' I6 K" J3 n, {! u 14-100 Overcurrent Devices Required
9 L, t. q2 G/ u6 l6 u! \) {14-102 Ground Fault Protection (Appendix B)
. F7 T6 D; j9 w. L' W A14-104 Rating of Overcurrent Devices (Appendix B) Table 13
0 ?* e* k; j9 E! \, G7 J E14-112 Overcurrent Devices in Parallel3 s& L2 K; {0 u! ?6 O( D& n
Fuses
( N* O* r- W8 e% m1 s& j14-200 Time-Delay and Low-Melting Point Fuses q$ S/ T% U9 `; u' h
14-202 Use of Plug Fuses3 E8 K' N9 N* e, n& q# K
14-208 Rating of Fuses5 T# b3 q. V( I
14-212 Use of Fuses (Appendix B)
/ Y9 [' l$ J0 g3 C3 NCircuit Breakers
! m' M5 W8 a$ G+ y# y6 q% t14-300 Circuit Breakers, General, T4 E P$ x6 u
14-306 Tripping Elements for Circuit Breakers! G/ H, T% p+ u& p) l9 w r
14-308 Battery Control Power for Circuit Breakers" E, V$ @0 P; e, U) \
Control Devices - General
2 G9 f, Z6 p# F* D14-402 Disconnecting Means Required for Fused Circuits
- B& t- w6 {; f0 T7 v) DControl Devices - Switches
{1 `. |, p) j0 q" G14-502 Mounting of knife Switches3 @7 n8 g* x5 U
14-504 Maximum Rating of Switches6 P% I" h2 O; W
14-508 Rating of General-Use AC/DC Switches (Appendix B)# I. q+ o8 X. R0 v+ W
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
/ o! M+ F7 a8 GSolid State Devices$ L) j2 P3 x7 R$ W( a" a3 v& E3 F
14-700 Restriction of Use ~9 M0 f S3 W" C3 p R4 L p
14-702 Disconnecting Means Required
" h6 T0 A2 X: O e7 ^" ~' z/ l: O1 K' d4 N/ C p: z7 M: b
Section 16 Class 1 and Class 2 Circuits
1 A. ], |+ k5 |& C" |* y9 s3 YGeneral
: X, T. e: W$ |16-004 Class 1 Extra-Low-Voltage Power Circuits7 E" R( T6 K# L+ [: K
16-006 Class 2 Low-Energy Power Circuits8 ] g: Y I- J) A5 m+ r/ \8 p1 _
16-012 Circuits in Communication Cables/ W4 [7 Z5 z# P9 D+ _3 @, d
Class 1 Circuits+ G& i# o9 D- K1 G( J. b) k
16-100 Limitation of Class 1 Circuits7 {0 \1 P6 ^- K9 ]
16-104 Overcurrent Protection of Class 1 Circuits/ ?2 F- `. ^ M0 F
16-106 Location of Overcurrent Devices in Class 1 Circuits
+ J d) q3 X2 d& o16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
. ^* D1 \) }4 i r16-110 Conductor Material and Sizes
& o3 P! H: }7 `: B+ P. T! A/ q+ y. M16-112 Insulated Conductors for Class 1 Wiring" |7 N6 X* H% n) K* N: m$ g
Class 2 Circuits8 U ~" u# ^8 l2 u M3 m7 e# {, D2 H
16-200 Limitations of Class 2 Circuits (Appendix B)
2 A( g3 H x+ ~. ?( s. ?/ b16-204 Marking1 R$ P8 w/ G$ [8 J
16-206 Overcurrent Protection for Class 2 Circuits
6 x3 k. t& b: H- S16-210 Conductors for Class 2 Circuit Wiring (Appendix B)3 `3 b5 Q# O: E: k- t( d" z- U* K
ELC: extra-low-voltage cable* b, u3 d7 p3 x7 Q: q( K
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
0 G' E4 w# S( ~/ W& {( U/ y+ y4 t1 w8 ~8 g3 o" N
Section 18 Hazardous Locations+ o$ S( P6 G( C. Y& u0 s( |" n
Scope and Introduction
. e" n' N+ u1 J+ l18-004 Classification; |) A+ K- y6 _- f* y# [) r
18-006 Division of Class I Locations (Appendices B and J)- d0 d/ O+ h: g# C) v L
18-008 Division of Class II Locations (Appendix B)
6 k, w; H4 G5 d& }" T18-010 Division of Class III Locations (Appendix B)
7 K; A B5 b* oGeneral3 J! {: c8 o1 ?+ f2 J) @
18-062 Metal-Covered Cable (Appendix B)
& o% v6 `) g2 c& v) IInstallations in Class 1, Zone 1 Location
4 f e" S) n& p18-108 Sealing, Class I, Zone I (Appendix B)
, F* p" x7 Y0 L d
, [& U8 X8 }9 pSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
# z; \, v$ Q8 [9 }Gasoline Dispensing and Service Stations
! D. z% ?- R- }( B20-002 General& Q% a" v- h& i& K7 Q
20-004 Hazardous Area (Appendix B)
1 |: I; p. ~" \4 f/ [5 RPropane Dispensing, Container Filling, and Storage& T+ a: f+ S' I- Y! C# Y7 P
20-034 Hazardous Areas - Table 63+ m- J1 Y! }1 S
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
% O+ k. e4 S- M6 s, q0 _9 n20-062 Hazardous Areas! n. {4 i5 _) k( e
Commercial Garages – Repairs and Storage8 M4 K* i. P9 u$ j
20-100 Scope
8 }3 d) J; T( u6 X% q( |, `, X20-102 Hazardous Areas (1) 6 g4 b* T8 E4 l! I" a3 A
$ E# |+ N7 Y( u8 d5 L% \* G5 M
Section 24 Patient Care Areas
6 G* Q' g) U6 n3 ~24-000 Scope (Appendix B)
6 U- J0 S# k2 C$ _( E( R24-002 Special Terminology (Appendix B)9 G d$ Z8 `, B
Patient care area. a6 ~9 D- K8 K& n& j* i
Patient Care Areas
/ o+ a' A5 ?7 J( U5 o* f9 Y2 c4 e24-106 Receptacles in Basic Care Areas (Appendix B)3 }5 {& ^7 v l3 q( P/ @$ E
Isolated Systems
# Q( x: u8 a r* x( e24-204 Single-Phase Isolated Circuits (Appendix B)8 T' h4 [1 O0 f; T
24-206, r! k/ W+ X5 ~6 q) Q/ A
/ E; |* f1 V& v) u- USection 26 Installation of Electrical Equipment& l6 f0 X. N0 o- T- m
General& W' d( a5 X% O- z9 s, l
26-004 Equipment Over Combustible Surfaces (Appendix B)
: V/ z1 u% `3 `" j% y. \# L26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
6 d" `/ B- Q2 I9 K3 w2 @- T Isolating Switches
( M( M* Z5 l; Z4 z26-100 Location of Isolating Switches
4 |0 I5 i" v3 k; e* KCapacitors2 C/ @! L4 v: g& u8 n2 v/ l
26-204 Guarding of Capacitors9 Q l, L' a0 V- ^5 O
26-206 Grounding of Capacitors* E& Z5 v! D. @$ j
26-208 Conductor Size for Capacitors( |) p# G: I: k% P# C
26-210 Overcurrent Protection (Appendix B)
o" B4 ]* V( t7 Y e26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
+ T7 {6 d/ \+ q1 ?26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
0 ^) Z" j5 }' ]26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits" A' _9 R$ Z7 E; f) s' G
26-218 Special Provisions for Motor Circuit Capacitors
! }2 k6 b6 ] X! B0 A1 H26-222 Drainage of Stored Charge of Capacitors$ X- L4 h( Q g& |+ S9 {* m% d
Transformers+ Z$ q3 k/ P& m; D) g
26-240 Transformers, General
0 L7 l' R! u( @, \, H( r# J26-242 Outdoor Transformer Installations7 c \3 u4 I9 L. n; O" P8 b
26-244 Transformers, Mounted on Roofs (Appendix B)
8 L7 ?) y9 X0 |4 ^$ }& u5 |5 n# l. h26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)0 q/ m7 k8 i1 ?& f7 z
26-248 Dry-Core, Open-Ventilated Type Transformers Z' G) Y; q* z. _- E: w6 S
26-250 Disconnecting Means for Transformers' a1 s4 `( u5 E# s
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V2 R2 Z3 x2 N" x5 R: b
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
. V+ L6 r" n$ `% ]26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)) f9 M$ P: f0 `/ l5 w& d, E
26-258 Conductor Size for Transformers3 i& I) J% ^. r$ ]- L- Y
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
1 e+ p9 ^/ ]2 N26-262 Marking of Transformers
+ ?8 o5 J/ n$ J% b1 ~% m- ]! t( s) l26-264 Auto-Transformers
/ `7 \2 P) j0 G7 LFences
5 d3 \3 n* p4 C( b+ {2 |26-302 Clearance of Equipment - Table 33 L9 G( L7 M) N8 \" Z5 }* }5 g
Panelboards0 p: v5 J; c- P3 T5 \
26-400 Panelboards in Dwelling Units (Appendix B)
% { X7 y( F. k0 H26-402 Location of Panelboards (Appendix G)
4 W3 Y" H k, ^& ^) R# o- I/ D! ?$ gLightning Arresters
- v+ U2 R2 }) V7 G ?6 s d) u( e26-508 Connection of Lightning Arresters T8 o! I6 b& Q6 m. _5 G ]
Storage Batteries
; d T) H8 Q# j$ x: R5 t: m26-542 Special Terminology1 A; M8 W) O1 f' C& Z
26-550 Battery Installation0 @- `* o9 Y7 R7 Q1 ]% h
26-552 Wiring to Batteries
% z' b1 o. n& g1 E6 B% i+ FArc Lamps& @: B6 K8 x: F8 ^
26-600 Location of Arc Lamps" H2 k3 Y* v! W C. n$ H
26-602 Conductors to Arc Lamps( a) K1 I! U1 p, M1 U
26-608 Globes and Spark Arresters
. {5 H2 _9 V" S1 i- U; o, I/ |Receptacles
0 M0 z3 h! Y [26-700 General (Appendix B)0 r/ y9 ~) }8 Z" ~) [3 R/ i
26-702 Receptacles Exposed to the Weather
4 l) \& b7 O$ Y$ b) `( MReceptacles in Residential Occupancies, P/ R% B+ v' T$ }5 A$ W
26-710 General (Appendices B and G)
+ k, b& r% v, t26-712 Receptacles in Dwelling Units (Appendices B and G)
) G9 n' x) V6 d26-714 Receptacles in Single Dwellings (Appendices B and G)3 b0 p5 R r0 d6 E1 B
Branch Circuits in Residential Occupancies
7 m) @" s7 A2 j5 O26-720 General
& s( w. Q. u' ^& J1 ~8 @; c- b26-722 Branch Circuits in Dwelling Units0 Y ]( q1 H8 |& |8 A& ?
26-724 Branch Circuits in Single Dwellings
. B+ f! n0 S! i8 H26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)# l, i; o L2 o, [4 N, G3 R
N 26-720 (F)/ T6 Z' A$ p4 @# T: |
Electric Heating and Cooking Appliances
; `, i4 c) G! l9 m4 m2 Y26-744 Supply connections for Appliances
2 X: e$ X! B5 |26-750 Installation of Storage-Tank Water Heaters
7 Q+ V" ^1 `5 i. G @( i26-752 Infrared Drying Lamps6 D2 W/ `2 ~0 i8 \# w
6 n. X( A3 n. z/ g$ Z$ N
Section 28 Motors and Generators3 m& ? u) [; Y# p' ?' W# `) |
General, H7 v1 t1 U/ K! E( l: \; D: o; L, _
28-010 Special Terminology& d0 ]' r7 k; m
Hermetic refrigerant motor compressor
) b; y! d$ i: P6 ALocked rotor current rating
! v+ e. V# R$ |' i# dService Factor
- j# O2 r1 h1 h9 HTable 44; Table 45; Table-D20 p* f! X5 f1 x3 K* O
Wiring Methods and Conductors) n0 i; d4 @* w7 }( o
28-102 Portable Motors
, W `9 t) Y0 C28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
; P7 F) j' e+ T, R28-106 Conductors, Individual Motors; R! v3 }$ D J0 P- o4 P0 B0 |4 ]$ G" u
28-108 Conductors, Two or More Motors
3 t* V" l" u# m+ F- G% U d28-110 Feeder Conductors
/ |# S4 o+ a; s. n+ G5 o1 J: X28-112 Secondary Conductors
! w5 ~8 l: X- R( z8 i4 c( E2 KOvercurrent Protection5 [ Y2 T1 T3 `. [4 u) w
28-200 Branch Circuit Overcurrent Protection
" ?/ n$ f# z) u) Q$ M28-204 Feeder Overcurrent Protection
6 V8 q) c* s- k' v' [/ R28-206 Grouping of Motors on a Single Branch Circuit, v4 U" N! t" U. C; W
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
2 w! A8 O1 \) v9 [, QOverload and Overheating Protection' j t7 M2 F, x3 ~8 u# u# Q
28-302 Types of Overload Protection
2 Z1 t' W) }, x28-304 Number and Location of Overload Devices (Appendix B) Table 25
3 C* y" R+ R. ] ?) S( H6 A28-306 Rating or Trip Selection of Overload Devices (Appendix B)
% P0 T/ L; V; u8 M. u28-308 Overload Protection Not Required7 j; b# O& N( U0 | d0 O) H
Undervoltage Protection
/ |8 _4 `1 F3 u$ J! H U28-400 Undervoltage Protection Required for Motors (Appendix B); O# b% J* Z+ o7 S: `8 A# w) P
Control
% c& Q$ `( d$ `% z* r28-500 Control Required6 R, W( v9 ]7 W9 d- y2 s
28-502 Control Location5 f8 M% p" ^$ U& j8 a7 r6 M
28-504 Starters Having Different Starting and Running Position9 h! W9 s! H; M8 @8 Z, \" y
28-506 Grounded Control Circuit. E) K# @& o; J
Disconnecting Means1 Y1 ]) m3 i9 E3 n& E
28-600 Disconnecting Means Required
2 B, Y: N4 H9 j2 P+ Y# v# i1 R28-602 Types and Ratings of disconnecting Means (Appendix B)# \# {# d* v/ @# \3 G+ P/ _. D
28-604 Location of Disconnecting Means
8 Q9 N$ j6 h$ }9 k Hermetic Refrigerant Motor-Compressors
' X; a# N- _6 N, O5 `; U28-706 Conductor Ampacity9 ~ K" j) b( G. v' b, |" l, Q
28-708 Overcurrent Protection
3 k6 ]0 ^0 H# C28-714 Disconnecting Means
6 c- ^& t! v& g; J: \Protection and Control of Generators
G, ?1 e; Q% d& ]* a28-900 Disconnecting Means Required for Generators+ O I `' s% u4 k% ]1 H" S# Y
28-902 Protection of Constant-Voltage Generators: X3 H$ R( @2 y+ q& q; `% F
28-904 Generator Not Driven by Electricity
% F! P0 b; G, H! N" e28-906 Balancer sets
$ V0 e9 n7 d7 p28-908 Three-Wire Direct-Current Generators0 I V- \$ T0 _& u6 d
5 ^+ m+ |$ k0 {6 T% C8 ^9 t; {9 P# [Section 30 Installation of Lighting Equipment
# ^3 e: V# q+ \& P30-002 Special Terminology (Appendix B)
2 d! u3 u p* z5 H7 O! C& MGeneral
8 y. b2 v, R4 T7 |1 |" ^- @30-102 Voltage( N! A N4 x, [/ E6 n
30-104 Protection (Appendix B)
$ I* \' n) X: D e30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment' I6 E0 X2 `. i' T
30-108 Polarization of Luminaires
4 s0 z- z5 s7 }: K30-110 Bonding of Lighting Equipment4 ^& T6 C3 I3 k3 ^' D u5 e m
Location of Lighting Equipment
! z% O9 b4 ~- r( g7 n( B7 o30-200 Near or Over Combustible Material
7 s0 P9 r& q3 X$ _4 L2 P30-202 In Show Windows0 ^* A! K/ c* S; b2 k) d
30-204 In Clothes Closets
j/ O# v( j9 G; cInstallation of Lighting Equipment
# p- z5 p# V# ~) F5 m: Y8 }30-302 Support
( {! l2 x# ]% q' W* q$ v* {30-304 Outlet Boxes to be Covered
3 A$ P% `" s( Y3 T6 b6 G+ }30-308 Circuit Connections- K' {; w3 H x/ v; z7 B
30-310 Luminaire as a Raceway
& u* M' c3 N% z1 U! ^& g30-314 Minimum Height of Low Luminaires
1 w$ ~" s& ]0 D) z6 e5 y o- _30-316 Luminaires Exposed to Flying Objects
( W' H z% z* a. k Q$ L30-320 Luminaires in Damp or Wet Locations
% @- F0 s( ~( N8 zN 30-318. C* ?7 x$ c2 ]3 i/ v! _0 B
Wiring of Lighting Equipment
0 D) j/ N+ `1 V30-400 Wiring of Luminaires% ^ i$ h2 n9 Y
30-402 Colour Coding+ P/ I1 F8 p# B% }/ D) |
30-404 Conductor Insulation$ K( w7 V8 x, E5 z
30-406 Conductors on Movable Parts" I9 i2 ?8 f9 [1 p- x1 v
30-408 Wiring of Ceiling Outlet Boxes; h, i4 ~$ k1 @2 d/ U) H
30-410 Wiring of Show Window Luminaires
; n, C) _8 p' b; z30-412 Tap Connection Conductors
9 R" V e5 {& M+ i* u* F2 QLuminaires in buildings of Residential Occupancy" A+ g4 Z1 B( q& ~
30-500 Lighting Equipment at Entrances (Appendix G)% W1 D5 O7 `3 v3 R; `; B
30-502 Luminaires in Dwelling Units (Appendix G)* ^( @3 \/ _) S
30-504 Stairways (Appendix G)
4 K& a& D, |3 K0 N C% y4 `30-506 Basements (Appendix G)
& s9 x0 Q j- z& |9 Y/ Z! j2 d F30-508 Storage Rooms (Appendix G)
# E9 k8 p7 v- I30-510 Garages and Carports (Appendix G)
, ^8 [" s( \$ y) y' X4 e# KLampholders* {$ u8 a4 E4 d9 X/ Z+ s$ F4 n
30-600 Lampholder rating with Incandescent Lamps& V1 `! h. I) _$ D/ h4 @/ e/ ^
N CANCEL
0 \, V: ]. F& L* k0 L30-602 Connections to Lampholders
. A! l4 l( _1 J2 I; aN 30-600
4 a5 O! ?5 n' y30-604 Switched Lampholders Used on Unidentified Circuits
# [4 ~7 M4 C9 a# z# W5 X; G" ]0 `N 30-602' p) x! \) {* \8 C; C3 q8 p0 o* K
30-606 Switched Lampholders with Pull-Type Mechanisms
4 Z- r" N( L+ j6 V! ?N 30-6044 H) g4 l& V. u; E& e6 L
30-610 Pendant Lampholders& p! L+ f. e7 \2 J5 I
N 30-6084 k( m$ D1 }0 M0 l
Electric-Discharge Lighting Systems Operating at 1000V or Less
. G: U8 ~% ?/ B( H5 @/ ~30-710 Control (Appendix B)
2 e/ U e1 c: M/ x4 {/ f( _' R+ |$ i7 X30-712 Branch Circuit Capacity
+ }- s. L0 z8 N4 G, q% }6 }Electric-Discharge Lighting Systems Operating at More Than 1000V
Z" U3 M* ^3 J& ~4 }9 `9 w30-802 Voltages, Dwelling Units
L2 V1 @; {: Q4 X. x* G30-804 control (Appendix B)0 J2 X( I Y) G5 G- G0 C! j8 b
Recessed Luminaires (Appendix G)
. J5 F. u) P3 I L5 s# N; D30-902 Spacings for Non-IC Type Luminaires$ g% x% f4 T2 w6 c$ w
30-910 Wiring of Recessed Luminaires (Appendix B)
0 v. O/ H4 @) D/ ^3 ]' [Exposed Wiring for Permanent Outdoor Lighting3 o! S, r8 s$ v
30-1120 Branch Circuit Loading and Protection
1 r0 O+ Q: w' I2 h5 C5 DExtra-Low-Voltage Lighting Systems. t1 o& y+ r, u3 q) @: X
30-1202 Sources of Supply
9 ^- [$ k& L' _, q! e; z/ v
+ K% K. q$ @5 J" E( z1 `2 z8 a8 dSection 32 Fire Alarm Systems and Fire Pumps (Appendix G)$ n" ]. G3 I& t* p+ F
Fire Alarm Systems
+ g' h5 S, f" d* a* J8 F( w6 F9 G32-100 Conductors
+ S- o9 g8 F0 x% I% u32-102 Wiring Method
2 w) T$ c% x2 ], e2 l7 Q32-104 Equipment Bonding
# B8 I6 q3 g% P- z! r5 Q32-106 Electrical Supervision
0 a8 v% l% v" @7 e# e0 b" g+ J1 j32-108 Current Supply0 y% {* M3 O9 V% a0 N# |( G0 |# c
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)5 w) R3 ^" C* a' ~, e+ m
Fire Pumps1 U& H! G: ]) z3 w/ W8 b
32-208 Overcurrent Protection (Appendix B)
3 Q* S* M! V, y! v0 DN 32-206
+ {) k/ U$ S: m/ k8 D32-210 Overload and Overheating Protection (Appendix B)
# Y; W3 `: L. t7 K0 |( r/ C32-212 Ground Fault Circuit Interrupter (Appendix B)
B8 `4 I' N9 Y& v$ n
$ h ~* g. V% E: N. }' X x3 C n. sSection 36 High-Voltage Installations, R0 Y& ?; F& U$ f& e* s. e) o; O
General( b) K4 m/ e h0 S, y/ C; ?
36-000 Scope (Appendix B)- M! q: V h2 b: F/ M- ^
36-006 Warning Notices* k$ [4 C- [3 Q. f( R/ k' X' s
Wiring Methods8 U6 v* J. R/ d6 J: y' q' c
36-102 Radii of Bends
: ]6 I) i' `/ h! B0 X) c36-104 Shielding of thermoset insulated conductors
. j! w2 b; |6 U: d* E36-108 Spacing of Exposed Conductors (1) table 30, table 31
- s) C6 W, }7 A$ s7 C2 }36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34
4 A+ T& j" t0 \' }6 k9 NControl and Protective Equipment8 }0 i- i: x# o/ f% j
36-214 Disconnecting Means$ e6 p3 k9 ^" ]/ @6 l8 g0 w
Grounding and Bonding
; T1 \# W' T4 h1 @2 \36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
7 P+ ?' X- ]: P% {+ Y4 m# e4 e36-302 Station Ground Electrode (Appendix B)
1 U- Q" Y& ]1 R5 u/ K0 A36-304 Station Ground Resistance (Appendix B)
; ]/ _; t$ c5 ?( ]7 T" r36-308 Connections to the Station Ground Electrode (Appendix B)
; I* L9 {" {2 s) N36-310 Gang-Operated Switch Handle Grounds
) E% z6 ~* W5 z1 S36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
, u6 }: j$ T' ] r! k6 \) y7 a" {) h7 O- }
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
6 h( P3 K) {4 k1 P. O& \5 z38-002 Special Terminology (Appendix B)
0 }" N+ G7 g4 J4 @8 [3 [3 d% S38-003 Voltage Limitations (Appendix B)+ ^ t6 ?/ { b* V R w
38-004 Live Parts Enclosed
" }, p1 _" ]9 }. D" _) ]38-005 Working Clearances
9 M8 H' P2 G% c" p+ q) z( g38-011 Insulation and Types of Conductors
7 ]+ B8 S! m: K& [2 ?! N0 [38-012 Minimum Size of Conductors; [9 K( N& R. r6 Q0 u- u" D( U7 K
9 t; D3 X0 R- {7 \8 GSection 40 Electric Cranes and Hoists! J5 v( n8 t1 p: |
40-008 Disconnecting Means
, q" }: b6 q3 P3 Z' B40-010 Main Contact Conductors
& u, A# V1 \1 d6 r2 @
1 n- L* G9 k& |- FSection 42 Electric Welders1 D. C4 T0 r0 r! h
Transformer Arc Welders0 _& I2 b# l9 U! G3 N* G
42-006 Supply Conductors7 J" K# ?5 @/ B: }! A& j8 S
) n5 g1 C! Y) D7 Y$ \' @- CSection 44: Theatre Installations! N' v* T9 t7 ?1 x, L% i5 ~
General
# K" t+ j- e# m* }! b x44-104 Number of Conductors in Raceways
9 N6 L+ t x" j% W% I: F; S1 o44-106 Aisle Lights in Moving Picture Theatres
/ s- n9 r8 @; aFixed Stage Switchboards6 n/ [3 Z$ m2 q2 h' w/ [
44-210 Overcurrent Protection! y8 `! V9 _5 k$ M9 ?
Fixed Stage Equipment/ B9 h' p3 D B! n2 R
44-324 Receptacles in Gallery Pockets
6 e8 a5 y2 H8 W1 q" s6 m- W44-326 Receptacles and Plugs* W0 p: g6 Q; M3 I+ H
0 O+ |7 w. U* l z
Section 46 Emergency Systems, Unit Equipment, and Exit Signs) L! Y- O, f9 k ^; U
General1 q. o } F8 w# U" ~
46-102 Instructions+ a: {8 W. m, e
46-108 Method of Wiring (Appendices B and G)4 \' S9 j! N! b* [; z6 N
Emergency Systems
4 b4 t7 P z/ z( B4 F- J5 F" L46-202 Supply (Appendix G)
# \* \8 ~# \2 [9 s# t, |+ c) j46-204 Control6 s: {7 o: q* A- ~+ G
46-206 Overcurrent Protection: }* m3 H, |, n: u' _* b
46-210 Remote Lamps' d9 W6 w7 U5 b ~
Unit Equipment3 J- @) d6 A o6 f: V" E, U
46-304 Supply Connections0 i8 b) H5 \0 W; k5 k' D
46-306 Remote Lamps (Appendix B)7 ]( g* f! }6 z1 p+ g9 D- F
Exit Signs0 `; i3 j* @: d0 W
46-400 Exit Signs (Appendix B and G)- R# |: B+ ]; m& E# q
% D/ I6 p% r+ n" J3 E0 Q) lSection 54 Community Antenna Distribution and Radio and Television Installations, l+ P9 \8 w q9 x% f% i/ p
54-000 Scope
2 B# V3 ?8 f$ f x$ _54-004 Community Antenna Distribution (Appendix B)
l5 V, j% I; d8 nCommunity Antenna distribution
9 A* O9 b; P7 m& o. @( d+ I4 d54-100 Conductors3 K4 s7 l" e1 }6 T
54-102 Voltage and Current Limitations (Appendix B)
1 B" Q: H0 |3 C1 ]4 TProtection
5 \1 R. x4 j0 ^+ D4 Q7 j54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)& B4 h$ D8 Z: h5 ^9 H/ f, ^) j
Grounding# [6 r, j" Y5 ?4 L
54-300 Grounding Conductor% q# r( q5 f+ [ s; V: J
Conductors Within Buildings
- W9 E6 U: _9 {; ]. V2 n2 s54-400 Separation from Other Conductors/ v4 e& ]6 q0 b) v
Equipment N& u' x9 |5 n- |0 L8 K
54-500 Community Antenna Distribution Amplifiers and Other Power Sources3 v) }1 L6 \9 r/ Z4 l, G& Q1 C6 u# g
54-502 Exposed Equipment and Terminations
" H) j0 W+ A$ F+ [% F- l$ Z# |9 \4 T- `. h% [0 T3 R
Section 56 Optical Fiber Cables
- y/ X# _1 O4 BGeneral z: `8 D" z+ h# ?3 H
56-100 Special Terminology @. E0 y9 A+ v1 X9 V6 w! I
56-102 Types
7 }0 ~, t7 V, rInstallation Methods
# ~/ k) m# q, n: V56-200 Nonconductive Optical Fiber Cables (Appendix B)% ?) n* E) B8 }4 A' A+ P, {: T8 O, z
56-202 Conductive Optical Fiber Cables (Appendix B)" K i% D$ D2 a; O' W" m3 O
56-204 Hybrid Cables, q9 ] ]" W( a6 G2 r5 Z0 @2 { {) D4 y, T- s
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
; f& {# O+ ~) R+ x7 J1 u8 B
3 g$ T/ n4 G& U/ qSection 60 Electrical Communication Systems% H; |# ~) |5 Z/ R5 X7 r
General" _8 V3 l5 }; ^/ K8 |! t; o$ `
60-100 Special Terminology
* ?5 } D) F' X0 {' fProtection/ D2 ?2 Q1 Q. g, j4 ?; Y/ l
60-202 Primary Protector Requirements
3 @# [) `2 @" A3 rInside Conductors
& }5 g6 x; d D60-308 Separation from Other Conductors5 _9 r1 \5 K# U: L+ }0 b; s
Equipment
. y; h8 Z+ c: q8 J8 s1 t60-404 Exposed Equipment and Terminations# `5 `, s7 h3 j; l6 I W0 q$ A
Underground Circuits
3 k6 n) h S% o0 w" p+ Q60-600 Direct Buried Systems
! q! v, ^8 A& y% B% ~$ \, E) |/ J$ M# j/ i5 G$ |/ Z8 b
Section 62 Fixed Electric Space and Surface Heating Systems
2 |' b7 y2 T0 c8 MGeneral, ~; ~8 V" \2 S$ w3 s
62-102 Special Terminology8 q/ b0 u! J/ ]# q" Z' A6 X- y2 C1 ]
62-108 Branch Circuits
) N9 F9 w, Z; t. o7 G. O/ F: I62-110 Installation of Fixtures5 h, w) m; i! }2 j7 v) Q4 ?
62-114 Overcurrent Protection and Grouping (Appendix B) (5): D7 ^9 d" L: k# t ?
62-116 Demand Factors for Service Conductors and Feeders (2)
, n6 K' Q, s1 B3 ?62-118 Temperature Control Devices
4 g/ T! z; x" q62-122 Installation of Series Heating Cable Sets (4)(7)
/ w; M$ k2 l8 X, N- WElectric Space Heating Systems
5 o; {& i! {- N% i/ j62-202 Temperature Control2 o% p1 u1 Q' v1 O% i: `! i6 y
62-206 Proximity of Other Wiring (Appendix B)
9 U+ C' S. K8 g! v: | S62-214 Installation of Heating Panels and Heating Panel Sets- D3 X( \7 e x, P
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings1 a- v* Q) C4 v+ P. M
62-226 Installation of Under-Floor Covering Heating Panel Sets
: [0 L; `0 z, i. f4 m; u' OElectric Surface Heating Systems. o2 Z* L/ l/ \2 w7 P1 |
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface! N& H& N/ A1 ^/ W T/ m% m. \
8 B5 u5 S' t# t, z
Section 68 Pools, Tubs, and Spas2 a# S" |# S* w
General, r6 E; n: `% t, y+ |
68-050 Special Terminology
$ T# ^. a# [& B' b( O& M2 ^68-056 Underground Wiring - Table 615 s) {( {4 n) G
68-058 Bonding to Ground (Appendix B)6 G4 ]& P8 o! D& E+ `
68-060 Junction and Deck Boxes (Appendix B)
& m, ]3 g! u5 S0 p: {' @68-064 Receptacles( F. L7 Y! ]0 g
68-066 Luminaires and Lighting Equipment ^6 G) n5 G" y" e) i' {# r
68-068 Ground Fault Circuit Interrupters (Appendix B)
' e2 e+ X" T2 a4 ?
' l# M5 U5 D( v2 v% CSection 70 — Electrical requirements for factory-built relocatable structures and 2 U& A" W7 b, K( V. K
non-relocatable structures, \6 J- j0 p: ?+ d+ |
70-130 Tests (see Appendix B)
$ ^, v& M, L3 D# c* J7 Y
8 U0 a% M# x5 a ~+ A" G' m" uSection 76 Temporary Wiring (Appendix G)4 ]) Q! V( U0 i6 ?( [
76-004 Grounding$ }* R7 l! g% R* \/ v K
76-008 Service Entrance Equipment% a6 x, H4 j4 Z. {% x
N 76-0060 B% I! l+ Q$ g! N, N, Z2 v
76-014 Branch Circuits% ~' g B" v7 Y7 u4 C# c9 q* l
N 76-012# k& K2 E- j4 B4 C( y/ p
0 d) F5 z7 A! f7 I8 H' wSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours) R6 n: p/ f% H5 t! X/ ?
Marinas and Yacht Clubs# X# y& ?! R4 l; f" R
78-052 Receptacles
9 c/ L# _1 I3 J& U9 ]0 }6 V78-056 Feeders and Services4 b& o3 A0 {+ G( P3 z, c- U
Marine Wharves, Structures, and Fishing Harbours
/ D+ B" o' h/ s# @8 A5 l78-106 Grounding and Bonding% C; p* p4 `% s4 y n
Tables3 b% T; ]0 `$ W/ N/ x- G
1,2,3,4,5A,5B,5C,5D,6,8,9,10,11,12,12A,12B,12C,12D,13,14,15,16,17,18,19,22,23,24,25,29,31,32,33,34,35,41,43,44,45,50,53,56,57,60,63,65
! B$ z; ], b n$ n! a! ^4 N" [# D: y! q8 Q0 A! y) A
Diagrams: 1, 2, 7
5 [* x3 `6 ~. w4 x% F J4 ?# i$ [5 B0 H% I6 t9 L1 o
Appendix B
" E0 H v7 |- n8 a2 _5 {5 DP352: Ground fault circuit interrupter- 6mA& B# F9 L; E4 Z2 J
P354: 2-126 FT1, FT4
6 k& V3 _3 g( m4 u) V( B& eP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
& x1 V. r" k9 e8 i6 x" c! qP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)! F/ W& j- O2 v3 P' c) L: b
P370: 12-1012, 1118, 1214 Example:
% ]* N: P1 p. ]! l5 eP371: 12-1108+ c: M* F _4 |
P381: 18-108(1)(b), 18-158(1)(b)) w, ?+ t' Z- U1 G8 R+ o% C
P386: 24-206; Z( x8 L8 u( I$ z
P389: 26-2563 c! v2 ~ X, G7 ]
P391-P393: Section 28, Example to determine Motor Conductors and Protection
8 W. P" v9 [, X2 t8 M$ u @9 G, m4 [
5 E1 x9 {" v- u5 c) i/ YAppendix D* W! {; p% M, L, l& o2 w: q
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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