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Canadian Electrical Code Review Guide
' |5 j% J" a! w8 }. @ i* [For the Exam of Electrician For Red Seal License$ _2 W& C+ F7 E# m/ ?
7 J& u; E' b) R6 u. s8 Q2 K# B( t( M
Lesson One
% n4 T" B: D2 R8 H6 c5 o) gSection 0 DEFINITIONS
7 D' B. X; J2 v6 ?5 R# h7 c" P( sThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:5 ?/ u6 F7 K9 o; O+ |
Accessible as applied to wiring methods B1 Q1 f% W7 {
Alive or live
- Q& M: T) m* z# GAluminum-sheathed cable: l0 C8 T! d" C5 m# k
Ampacity/ z, Y+ l* f$ ?2 w
Authorized person
9 W" h! `6 a! p! g$ Y5 c5 R* }Auxiliary gutter
3 R5 v7 y. M: u- } U7 k8 PAWG
; e& `, a3 O% \Bonding
, o2 Y% }3 B& Z/ W3 LCable tray
f) B" T; X ?" }! \Cellular floor \1 q. S5 M% J8 d
Branch circuit
7 l' n M: m) b0 I* LBus
6 H( T1 p: R) O0 @0 JBusway/ U: X( l D: a5 ^- {% A
Communication circuit
9 T/ r) t0 l& e |3 V$ jExtra-low-voltage power circuit
' W8 |0 G! H& OLow-energy power circuit" @( M! _+ X0 Q8 Z3 y5 y
Multi-wire branch circuit* W- Y4 P; R: G4 }0 d* R
Remote control circuit+ q4 J% j3 G' e g
Signal circuit& M% \% M: X6 e. d! m9 s" S/ i$ E
Circuit breaker6 ^) z$ Z7 ^. m4 c: R {
Instantaneous-trip circuit breaker
1 d/ \4 c8 q( U' r$ @Conductor- a; s* C6 u* j7 S7 P% A
Conduit
# ^( R$ _% g3 K/ Z8 H Flexible metal conduit/ Q; i9 D. D8 E: Y" d$ O: l
Liquid-tight flexible conduit
- f. g: X0 ?3 ~ Rigid conduit' t3 M9 e# o& `9 `
Rigid metal conduit
! H) H, c8 O9 m' s3 |1 h' P Rigid nonmetallic conduit( |& Z! O! ~$ T( h* V7 M
Rigid PVC conduit
+ W5 e6 k( C: xConnector/ ]* X5 u# E; l
Box connector" }; b8 ]4 b" Y8 c0 U) K
Wire connector7 c8 o9 G( j. S a( S' o
Controller
6 n" H7 _! I6 |- \Disconnecting means; v% ]! A* ~5 S/ R4 V1 d7 _
Dust-tight
9 z4 B8 ]& K; Z4 T9 N: t# zDwelling unit# l5 R3 W p5 x r! [+ o
Electrical contractor
/ z7 z6 v( P: E7 Z8 I( x# m6 fElectrical metallic tubing
4 N9 O2 V9 R# ^- V ]Electrical nonmetallic tubing
0 g) f- z+ ?' Y4 W; Y |Emergency lighting
" o; [6 z6 A p# ^# SExplosion-proof
6 F' D; u( X8 h+ E Q9 u1 GExtra-low-voltage power circuit& q+ U0 z. Q1 y6 W3 {! x! h* H
Feeder
, f Z4 q# y1 o S" b* Y/ a) C9 UFlexible metal conduit
. F& ?& G, q; G) @) e) TGround
( M4 {) Q' w! i* f1 BGround fault circuit interrupter
- U8 \; q# F9 M- w% xGrounded
" [/ v. W" e/ n ~1 D2 |) {Grounding& L2 G8 |- O0 Y; s
Grounding conductor
3 g5 ~$ [* ~8 m7 v; K: a, ^& c5 WGrounding electrode$ z- x& \4 }& H d. f& i
Guarded# A/ ]& [: f7 K% v
Hoistway+ y; z; ]/ u6 i
Identified" u: v- i# n8 @$ E+ A" |9 j
Lampholder
/ h1 ^, r- _8 |: w8 p, l2 t2 D* q5 q5 xLow-voltage protection
# x# V, }+ `/ Y8 N1 k) u jLow-voltage release$ |% o: A( B# ^1 F( E
Neutral! W* {5 j6 b: F R4 @, T; P
Noncombustible construction5 \" E* A. W% X. P, s. J0 g: j
Outlet7 K+ c( q. \, `/ p
Outline lighting
2 a# N$ Z/ u% U, Q0 ~: {% [Over current device
2 G2 e$ ^1 ?8 ^( w7 M7 P3 v' D* WOverload device2 u2 P, Q( {6 K5 W7 _, e' M" h& Y8 h4 t
Panel board$ k8 o Z+ s. D0 ?
Panelboard, enclosed# O2 ~/ N% Q/ i
Permanently connected equipment1 s1 V! i$ [3 F0 t
Permit& M7 Q/ [- \3 }; g7 r8 R9 w1 A) W
Plenum
( }) Q+ q+ V- @4 v2 lPortable as applied to electrical equipment2 F- ~. P) w/ L# l N
Portable ground fault circuit interrupter4 n0 `, s1 x7 g5 P
Power supply cord8 ^4 i2 [/ O/ W0 l2 j
Raceway
$ w: G( H# `; _( KReceptacle
# j+ Z4 Q/ j: Z' `. X' e Duplex receptacle
5 C+ Z: y8 Y% a" c Single receptacle6 O( [, f4 G; [# j( d! E# D: E
Split receptacle
$ j8 I0 H6 x7 K2 N3 d8 U, wService, consumer‘s4 j/ w' w2 N' S6 k
Service, supply
( P" T% e5 Q0 h9 ~9 e9 FService box S8 E" n* v7 X9 g
Service room& L- J; |! E. F+ z7 w
Single-dwelling
* |2 u2 i2 y+ }Slow-burning as applied to conductor insulation) y, Y; J9 y* z
Splitter
1 q; `' F/ G2 @Starter
' m* A" S7 c$ f% _# a: g1 HSwitch2 B, }3 B: H* J) d
General-use switch9 }, }, M7 ~6 D2 p
Indicating switch2 C7 W, A$ O, @0 V( x
Isolating switch) w; C# x1 s! u, `0 P- V9 T- c
Motor-circuit switch
& O! ?' W0 _4 N* M# {+ V. d# uSystem
+ y3 [7 h) |6 \1 T1 X" a' z Communication system
+ ^* @2 I& Y8 b+ D' I/ w$ W Community antenna distribution system(CATV)+ O8 }% o9 ^) z- z+ V
Grounding system
. A( f# S1 E4 v9 w9 iUnderfloor raceway
7 L2 t3 ~4 E. t) o2 F; p7 @Voltage:
/ R$ s/ q$ j4 P, v3 e+ E Extra-low voltage [% n8 S1 E; C* W( E& v. Y9 U5 K
High voltage
2 R0 `9 U; u$ v Low voltage" q' M$ ^+ m* s! [
Voltage of a circuit
% a( r$ `! d t: m. o$ m* tVoltage-to-ground; x n4 {: {# b0 F
Wireway
0 l, `! y# u/ _: S
6 }. Y; y/ {1 r" x7 _Section 2 GENERAL RULES
& D$ r( m9 v2 J& }3 z DAdministrative7 Y6 x8 ]! u n! X- y
2-018 Reconnection
; H/ Q, L+ C# m- h* N: x+ u2-030 Deviation or Postponement& Z" j' x4 X$ ?' w0 Z
Technical General
) U/ p% M! R3 J. u" h' W2-106 Circuit Voltage-to-Ground – Dwelling units
" ]7 K& r" A1 Z2-114 Soldering Fluxes9 g% b' ^# X: m
2-116 AWG Sizes of conductors
3 M' e2 E3 D! Z% K% h2-124 Fire spread (see Appendices B and G)3 |, G1 W( ]8 E. T
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
$ T- n w) V1 b3 ^Protection of Persons and Property
1 [$ |- H/ D( s0 I2-202 Guarding of Bare Live Parts" C. v+ w% K6 T
Maintenance and Operation( ~; Q6 ?' V: i2 i5 Z
2-304 Disconnection* M$ u9 f3 e7 [$ d
2-306 Maintenance of Live Equipment
5 D @: ]0 {! l' B, d/ KN 2-306 Shock and flash protection (see Appendix B) F+ |, I/ {7 k6 E
2-308 Working Space About Electrical Equipment: Table-56& d7 j: G0 [' n
2-310 Entrance to, and Exit from, Working Space% a% X- r- s! q
2-320 Drainage2 ^! c' ]! G, r( ?
2-322 Electrical Equipment near combustible Gas Meters and other Devices, l; S- C/ k- R
Enclosures
, _2 i9 x F! x1 K) z: p" i2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c)
+ k/ B& a- _- P2-404 Marking of Motors: DP, WP, TE; a O$ s5 |( r6 Z! S
1 V# W# F; Z0 v% _% B. C4 y
Section 4 Conductors
, [* _- N- B, z4-000 Scope
4 a4 w4 P3 ?0 p* K( y: e4-002 Size of Conductors: 14#, 12#* K/ p/ t# ]6 W! V8 {8 V7 c
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 367 I' _: b2 |, F) [
4-006 Insulated Conductors: Table 19% W7 c9 `( D, V6 a/ L+ Y: C
4-010 Uses of Flexible Cord: Table 11, u Z& |1 O% Q6 W5 {
4-012 Sizes of Flexible Cord
, |) T, ^ \3 y# T, L' {, ~9 [$ S8 M7 O4-014 Ampacity of Flexible Cords: Table 12# C; R4 x+ S# m) R( ~+ c9 P5 G6 W
4-018 Equipment Wire6 M( f- ^# E- P8 n1 s
4-020 Insulation of Neutral Conductors) `+ \) q: V/ S7 E; x6 w+ _3 G
4-022 Size of Neutral conductor
- v, Z0 o6 x) j- s3 S) @4-024 Common Neutral Conductor6 w# \8 o" W! t4 O. N- D
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum" m5 D$ s; U5 N
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum; b' K7 Q9 q* O% a( c2 z
4-032 Identification of Type MI Neutral Conductors
+ N. e# k# C; z z5 ]; _4-034 Use of Identified Conductors
' V- J9 h7 I1 [3 Q4-036 Colour of Conductors: Phase A, B, C, …
+ P/ t1 O9 Q( b3 A
7 s& ?3 M4 I( [2 q2 fSection 6 Services and Service Equipment# {/ x: x, U8 J# D% j
General
" _" u" ~: u, `3 \2 T6-102 Number of Supply Services Permitted
; b' [. I$ v4 [, h6-104 Number of Consumer’s Services Permitted in or on a Building
7 ?* U$ `+ K/ D( j! `2 j, m, P. ?+ v, _6-108 Supply Service from an Electric Railway System
% P5 j- E5 p% k6-110 Three-wire Consumer’s Services
4 S: {" g8 ~/ i" }1 I( W- Y6 w& g6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
/ p& x6 V+ C! e/ z6-114 Methods of terminating conductors at consumer’s service5 h5 ?( M. I" m* u$ v, {
6-116 Consumer’s Service Head Location
6 v% v4 q2 R# A/ ?. M3 J% a8 [/ U/ ]Control and Protective Equipment
7 U5 L% @6 P/ U0 F) ]6-200 Service Equipment
6 W; y3 ]' i* s7 I3 P3 q- P6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)) a$ A( S# I6 p8 X- q6 e2 `) ^* G
6-208 Consumer’s Service Conductors Location+ _3 o) {, ]6 Y' X6 |9 r) j: R; p
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
+ M" y" ?( r' Y" ~6-212 Wiring Space in Enclosures
% J, y/ M6 ~ S: Y1 f, T6-214 Marking of Service Boxes
, h2 h! Y1 h6 @8 t! R. \! WWiring Methods
* A* D: ]0 v' Q6-300 Underground Consumer’s Services
( H3 k# u' u- C: P8 W6-302 Overhead Consumer’s Service Conductors
- W t- k7 q3 {; d6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
3 z# G- L$ Z3 }' ]8 i6-306 Consumer’s Service Raceways& b& m3 n/ B, H: R8 m$ ]0 ~
6-308 Use of Bare Neutral in Consumer’s Service
2 R9 e' E! F7 r7 ]6-310 Use of Joints in Consumer’s Service Neutral Conductors! x2 a5 }, s$ S. p
6-312 Condensation in Consumer’s Service Raceway
7 X' k: j! ]! |1 gMetering Equipment
/ L- n9 s& {; P4 b; u! h9 ]6 [) Z6-400 Metering Equipment% O* L9 L: }1 F9 _: W
6-402 Method of Installing Meter Loops; o3 A! U3 P. ^8 q- w
6-404 Enclosures for Instrument Transformers0 A9 f$ C0 B; H/ k# u9 J7 N7 g; ~
6-408 Location of Meters
, q. e! F6 I& z0 X- ]$ R5 i
* [/ [9 f/ q5 ASection 8 Circuit Loading and Demand Factors
- B% }# w6 t& y2 Q! o* BGeneral
4 x1 o8 t! q7 S) h' R8-100 Current Calculations
9 ]/ y7 R# N8 ]: A$ Z' c8-102 Voltage Drop ( see Appendix D)7 b6 M- H! U% ]& z0 g( m: d% p0 ]+ R
8-104 Maximum Circuit Loading9 T+ ~0 U; |( R+ H
8-108 Number of Branch Circuit Positions/ R7 r8 d( v% r6 |! p
8-110 Determination of Areas# k* A( U9 J. N7 M$ T( M6 E
Services and Feeders4 U2 H$ F1 H, \
8-200 Single Dwellings (see Appendix B)* Z! _5 L6 W6 t+ n1 n8 a9 G0 j$ C3 G
8-202 Apartment and Similar Buildings
6 x0 G8 q4 K4 r5 i, H4 S8-204 Schools
2 u: h$ p! L2 x+ @8-206 Hospitals
2 D' n5 d0 `# D$ _8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
! J8 x" L' x+ O& Q8-210 Other Types of Occupancy (Table 14)$ C- a+ f- u2 u8 b' H* s+ F
8-212 Special Lighting Circuits4 l+ F) [- a% c% K/ t' q
Branch Circuits
r& A5 d( Z5 `- b1 Z8-300 Branch Circuits Supplying Electric Ranges% L* }6 ^% r& a+ @+ u1 X. q
8-302 Connected Loads" `$ ]! K6 |, R9 g$ W0 o7 [
0 @% {: {0 R1 ASection 10 Grounding and Bonding
. I& Q0 K& p" q/ z' tScope and Object
, @. r: f1 |/ T- Y10-002 Object, L. P6 C, N$ g. e% e
System and Circuit Grounding. ]$ G7 J% G; M8 u6 Z) E6 P T/ Y
10-102 Two-Wire Direct-Current Systems7 G: J G6 i1 D3 ] l
10-104 Three-Wire Direct-Current Systems
4 r _) @4 ]9 [. z10-106 Alternating-Current Systems# \2 D4 M" S" p- L1 d) F& o {2 t
10-110 Electric Crane Circuits
$ P$ d& X# B* _6 K7 g10-114 Circuits of Less Than 50 V! d4 E) k2 _( T3 Y. l
10-116 Instrument Transformer Circuits
/ N% {$ g% D* L, |+ r$ v9 n2 Y" LGrounding Connections for Systems and Circuits& R8 `: Y6 e! ` ^5 n5 u+ b
10-200 Current Over Grounding and Bonding Conductors
9 m* h$ w8 i3 R; A8 ]10-204 Grounding Connections for Alternating-Current Systems: a/ s5 D+ `& M7 f
10-206 Grounding Connections for Isolated Systems
3 r2 _; _0 i- c+ ^" k- f$ D10-210 Conductor to be Grounded- ^5 `: }, D% U( ]5 p$ C
Conductor Enclosure Bonding8 q, a" c& t9 G% I+ V7 r7 Z' `% I
10-302 Other Conductor Enclosures
/ {& l- w6 E8 C+ n/ ON 10-304- \0 L2 D/ r. l& q1 T" c" [! z* @
Equipment Bonding8 U5 U7 Y* c1 ~2 S0 A7 P+ U
10-400 Fixed Equipment, General
& f" M2 ~) p- W10-402 Fixed Equipment, Specific (3), (4)' g+ \; n' ^, K" U% n
10-404 In Nonmetallic Wiring Systems
& R* j! b# d7 g9 J10-406 Non-electrical Equipment P {1 ~) ]0 o1 {& @% Y
10-408 Portable Equipment (4)(b)
) J; t% |) G- Z4 x10-410 Instrument Transformer Cases5 [& u8 H5 ]; c" s8 ?5 w) E
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less s. _$ a# P4 q; z! m, `& g% q
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
1 N' q* `* c f* HMethods of Grounding
+ I" J. v$ q& R$ ]0 }10-500 Effective grounding (see Appendix B)
) M7 D! k! h+ Z/ K6 U2 b" L/ F* H- m1 E10-502 Common grounding conductors
4 \: l' b9 R" X8 y) o8 h% J/ v10-504 Common grounding electrodes
" j: h2 L# s7 |( dBonding Methods7 L4 z1 i# g/ t" n! f3 V! h
10-600 Clean Surfaces& _ g' z% ?3 Q6 w7 I7 ~8 r' L
10-604 Bonding at Service Equipment
% x' K; o8 c7 W" Y$ K6 B; o10-606 Means of Assuring Continuity at Service Equipment0 w# O, `4 G( s3 z
10-610 Bonding at Other Than Service Equipment
- a5 X, h! V; R" Q. c& `+ `10-612 Loosely Jointed Metal Raceways0 b; C* ~: r6 ~' \7 E
10-614 Bonding Jumpers Table 41+ y, F! f; N0 D$ t9 A6 _+ N
Grounding Electrodes
' v; x: ]+ q8 A X2 E10-700 Grounding Electrodes: I' R8 Y, o3 i# [5 C! Y# A) b! K
10-702 Artificial Grounding Electrodes# d3 Z6 P: |# D( t
N 10-700 & 10-702$ S& r- \; K# W; S. N7 h$ g2 a
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
' V9 O# a/ U4 d) g. XN 10-702
8 |9 f$ r' t5 H! A/ M- Q10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
, m* l7 H# h5 a, t8 ]N 10-702: H6 ]6 H3 r) p0 X% e f0 F
10-710 Use of Lightning Rods (Appendices B and G)
. X. A" `2 k% d0 J* Y# }0 EN 10-706- ^" G \7 J" a
Grounding and Bonding Conductors
" h* W6 J% F/ v- Q1 N/ B10-800 Continuity of Grounding and Bonding Conductors) l% p9 D: Y3 E. I5 O; Z/ }
10-802 Material for System Grounding Conductors! U0 {0 b6 U+ w: {" M
10-804 Material for Bonding Conductors
/ m! E9 v5 C+ x5 d) {10-806 Installation of System Grounding Conductors: H( C0 {1 U: v* R$ ] i& N) f
10-808 Installation of Equipment Bonding Conductors
. ~* Q J/ T# X( ?0 g. r10-810 Grounding Conductor Size for DC Circuits
( @ T* K' b( g8 x1 a$ B10-812 Grounding Conductor Size for AC Systems (see Appendix B). B+ p& w5 u4 T! P2 d- U
10-814 Bonding Conductor Size (Appendix B)" G9 \ `# _+ |4 o* n
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment- L$ Y6 ^. Z7 I3 T2 {9 J
10-818 Bonding Conductor for Outline Lighting8 V! P! i1 s! m" n3 ^
10-820 Bonding Conductor Size for Instrument Transformers
% w: J9 J P( Q3 }: H p2 R$ OGrounding and Bonding Conductor Connections, E! I5 B% ]4 ?
10-902 Grounding Conduct Connection to Water Pipe Electrodes( ]9 g4 ^6 e9 o5 q3 x6 c! F5 @
10-906 Bonding conductor connection to circuits and equipment
0 e3 G& t+ C" V10-908 Grounding Conductor Connection to Electrodes/ P8 A0 x ^7 _; a& [+ e3 L. t
Lightning Arresters c6 j- }- k+ g
10-1000 Lightning Arresters on Secondary Services – 750V or Less
8 w7 g9 _) x3 E6 K; J$ B# u
% B. f! B- R) `8 SSection 12 – Wiring Methods/ Z* }+ L' Z8 d7 R/ g) j9 t, t
Scope
$ x! x+ T- v# k' d) X' v12-000 Scope (Appendix B)
: S/ }/ Q8 Y! z) v6 D8 @1 hGeneral Requirement
5 i" ]& A& U8 r1 z* G% s% A1 _12-010 Wiring in Ducts and Plenum Chambers
# p' R0 ?- A0 T5 g9 ?12-012 Underground Installations (Appendix B)4 m% O$ E9 J# `9 V) I0 w
12-016 Lightning Rod Conductors
5 w" X4 a* m" X( a) ]1 YConductors - General
, f5 e% C& G6 l12-100 Types of Conductors (Appendix B) Table 19
6 P' Y. D9 J: i/ M12-102 Thermoplastic-Insulated Conductors$ e) l0 @" a2 I/ X: `6 U
12-104 Flame Tested Coverings
( H1 k) k+ W* r4 l6 g12-106 Multi- and Single- Conductor Cables
3 ?' F+ y- V" k' ~+ s12-108 Conductors in Parallel (Appendix B)& K3 n9 b) e- Y& Q
12-112 Conductor Joints and Splices" P/ R# _ e4 P6 j- B5 E
12-114 Ends of insulated conductors
7 g- s% Y; i4 ?$ t12-116 Termination of Conductors (Appendix B)
' H D5 j1 i$ A% `8 T12-118 Termination and Splicing of Aluminum Conductors
2 [; L1 r( e/ Z K, H0 c( s12-120 Supporting of Conductors - Table 21( ^4 Q- m# l5 y) k, J* t5 `( }
Open Wiring
; a# j, p/ y" ^* q! t1 R) a12-204 Spacing of Conductors2 z8 P, ?, z. L! y- E1 O, f
12-206 Conductor Supports5 q6 o+ Q5 r4 ]0 Y) O
12-208 Conductors on Flat Surfaces3 V3 w3 V. Q: h& ]- n6 N2 U5 q @
12-212 Protection from Mechanical Injury% o! i) g# {) E, u, U, z, c
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
7 ]1 }$ Q( C) ^2 d2 ~3 _12-308 Minimum Size of Overhead Conductors
* P, s+ a+ _7 B8 W( r! ]* [0 |' ]12-318 Use of Neutral Supported Cables
+ e$ _2 X5 A. F' p$ ZNonmetallic Sheathed Cable: S- W( q- C$ g1 e8 L/ B
12-502 Maximum Voltage3 J4 h& w+ ^; b+ W6 J% B! l. |* u
12-510 Running of cable between Boxes and Fittings (Appendix G)
+ t" l. J) L3 L12-514 Protection on joists and rafters
) ^8 g( r D! X& j% x12-516 Protection for Cable in Concealed Installations (Appendix G)+ H; O+ Z) o- `$ [. K
12-522 Where Outlet Boxes Are Not Required
! l& z N' W( z' F4 p( g# N8 L& ]Armoured Cable; W8 O# ^% Z" {% J! A% |! ~% ^
12-602 Use (Appendix B)
) q) w: O3 N- C' S/ F( `1 u* e# M12-604 Protection for Armoured Cables in Lanes# \% p9 [( n/ J$ d3 s) l& \
12-606 Use of Thermoplastic Covered Armoured Cable* ~1 C5 ?4 d( N' N4 X6 \3 W4 c
12-608 Continuity of Armoured Cable
: C2 t) w+ F! r* ]8 @1 O12-610 Terminating Armoured Cable
+ s) ` G0 d w9 [12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems. b9 q8 X% {5 \- D1 k3 d' N
12-614 Radii of Bends in Armoured Cables
4 t' S( E6 b# R2 k5 n( R* C12-616 Concealed Armoured Cable Installation; X; n, R6 r1 t- W
12-618 Running of Cable between Boxes, Etc( h# w: {" ]( \2 M2 `4 l
Mineral-Insulated and Aluminum-Sheathed Cable
+ p6 s( H' L; N12-702 Use
( Y+ V, K5 |- \1 }' [6 R12-704 Use When Embedded2 A$ T+ C. M7 ?) [. M
12-706 Method of Supporting
* \( W2 O! d/ N0 X4 b12-708 Direct Earth Burial5 J ~, Y$ |; Y% G2 @9 ^
12-710 Mechanical Protection
9 D" {3 b2 m2 N3 \12-712 Radii of Bends
, y3 X# l e0 Z( a12-714 Termination of Mineral-Insulated Cable (Appendix B)
- Q+ F% ]( H% K6 G12-716 Connection to Other Forms of Wiring8 D/ N! O! S7 {" v8 ?
Flat Conductor Cable Type FCC1 o) E! z/ E A$ o1 b, V1 O# z
12-804 Use Permitted
, {- |- `1 v3 y! i* {$ D8 E12-806 Use Prohibited
& v) A6 U) N) G! x+ q6 Y12-818 Anchoring$ S5 X k$ m8 z6 f, \# e
12-820 Crossings' k8 J: g9 G: C1 s$ [3 U3 E
Raceways - General. d0 Q. [: c5 K0 Y
12-904 Conductors in Raceways- c" Y: w( V8 ?4 c
12-906 Protection of Conductors at Ends of Raceways
$ w- i' K# N' ~- L9 k' O# K( D" v$ a7 a; Y12-908 Inserting Conductors in Raceways
. a6 K0 ?* v( I12-910 Joints or Splices Within Raceways
; M, t* Y3 N* J6 k12-912 Stranding of Conductors5 u* E7 K( g- R V' T
12-914 Electrical Continuity of Raceways4 o! w3 N/ D! ?" z& O; p3 g+ j1 \
12-922 Radii of Bends in Raceways6 Y. M7 @2 B) N
N 12-922 Radii of Bends in Raceways Table 73 r L; y% N2 A: O# q/ I% r- _
12-932 Protection for Raceways in Lanes% z& G! g7 B7 h& A( a. k! |
12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)3 Q6 l. R2 ~( ~7 c
12-938 Capping of Unused Raceways
' c+ l8 k: S' T/ W1 K+ C12-940 Maximum Number of Bends in Raceways
% ]! `3 m2 g) QRigid and Flexible Metal Conduit
$ y* M) Y. |' Y# Q12-1002 Use {9 k2 m5 a/ L8 s6 e6 W
12-1004 Minimum Size of Conduits
% m* c! c' p ^: n12-1006 Conduit Threads (Appendix B)$ \$ h: B' G1 }) |; G: L
12-1008 Thread Engagement
; F8 O. O% C9 F q2 u# \* N2 C: i12-1010 Maximum Spacing of Conduit Supports7 y0 J- N) q8 d+ T: N L: W& k
12-1012 Expansion and Contraction of Conduits (Appendix B)
# q- ]' d9 n$ l& J# y12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 _2 Z/ w' i. p' S
Rigid PVC Conduit and Rigid HFT Conduit
7 y5 }5 _9 X! A12-1100 Use% _) j5 D1 Y7 \9 q% S: [+ V( z
12-1102 Restrictions on Use: N9 |7 y" T; I8 ?, [/ j( l7 Y
12-1104 Temperature Limitations (Appendix B) {2 h3 F0 V& a+ o1 J
12-1108 Field Bends (Appendix B), (2)6 N' n; q6 q% ]# c8 o; f) [
12-1110 Support of Luminaires5 @: E0 m/ z& ]6 s8 K
12-1112 Fittings: c6 I- k) B9 W1 {, p& z+ n+ _
12-1114 Maximum Spacing of Conduit Supports% z$ ]: B0 v3 p; H) V$ T3 H8 d2 D5 \
12-1116 Support of Equipment8 V& j& O4 V1 [4 @
12-1118 Expansion Joints (Appendix B example)
( A3 y6 X( {: d/ DRigid RTRC Conduit% j% T# R8 l& D
12-1210 Temperature Limitations. e, n |+ q" L" D% h
12-1214 Expansion Joints (Appendix B)* a3 y0 z! }' `
Liquid-Tight Flexible Conduit4 l6 S8 g; W1 }( V$ Y( k; T
12-1302 Use of Liquid-Tight Flexible Conduit
3 m: X0 }& h0 p. r0 l12-1304 Maximum Number of Conductors
( Y% U4 F2 x s; |7 Y12-1306 Provisions for Bonding
6 G' |) f5 \3 GElectrical Metallic Tubing
/ x% ~! q( M: Z4 U) T4 \12-1402 Use5 G2 v: e: `* |9 ]5 u% B3 q9 Z
12-1404 Supports
3 T7 ] G3 p. s7 `* |12-1406 Minimum Tubing Size
* y+ d) Y! N: F( [12-1408 Maximum Number of Conductors W7 j, a* ^" M" e
12-1410 Connections and Couplings
$ h3 E/ H' `% U) p! z9 K/ o12-1412 Radii of Bends in Tubing* w9 m, g" a" _! d9 F& x
N Table 7, R7 @3 j/ q3 E2 c
Electrical Nonmetallic Tubing
1 A, b" ^0 P5 } \8 j( _& [+ s, E" M12-1516 Provision for Bonding Continuity- W+ |" I3 k, h5 s, w, u1 b
N 12-1514
" n+ ^4 w* F: K8 gSurface Raceways
5 i J+ q7 b* W3 Y7 i! T12-1602 Use of Surface Raceway (Appendix B)+ J" d: _3 p3 ]2 z8 q. @
12-1604 Temperature Limitations
. z3 b1 `2 ` ] {7 a" J12-1606 Conductors in Surface Raceways (Appendix B)
x5 ]* d' P `" G12-1608 Maximum Voltage
; x2 R. ^5 S3 ]+ ]12-1610 Joints and splices
2 s$ j' w, e& rUnderfloor Raceways5 T/ [) w5 R1 S; z. c+ U& O7 N
12-1712 Discontinued Outlets in Underfloor Raceways
0 h& Q# ^* G5 X' ~9 g6 DCellular Floors* n( M* U: D) ?
12-1804 Maximum Conductor Size in Cellular Floor7 r1 E2 R. ]# O$ C' O
12-1820 Cellular floor discontinued outlets" A- o$ A# n, l& J9 d- r0 m* P
Auxiliary Gutters/ S; _' J" L0 i3 n$ ^
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
) Z1 t# v. T+ x5 P: ~12-1902 Auxiliary Gutter Supports8 E- K8 P0 p! Z& |+ [
12-1904 Auxiliary Gutter Cross-Sectional Area
* B5 y/ g# X. r) |& P* TBusways and Splitters/ y2 P7 H& c" A1 J$ Z$ e
12-2004 AC Circuits in Busways and Splitters
. A1 M N, H( P) m9 a$ g12-2006 Busway and Splitter Supports
" h/ i: k, o& O# K) v$ F/ R12-2008 Method of Installation of Busways
( ]; V+ J4 V3 O) ?8 G& {12-2012 Reduction in Size of Busways
3 H4 M- @3 C5 ]5 {4 G/ _12-2014 Length of Busways Used as Branch Circuits4 {% a1 d( Q6 J7 g3 m3 s" p' L
12-2018 Taps in Splitters
7 i; g" O% ^% ]* b: o+ q2 zWireways
: @# P' B: |5 j2 b R* {12-2104 Conductors in Wireways
; c( g5 Z+ c0 x q12-2106 Taps and Splices in Wireways" w4 k) v6 K; E+ {/ ]; [
Cable Trays
8 s% j( A+ H+ R12-2200 Method of Installation (Appendix B): L. x$ N; K4 v( X6 k7 P6 w
12-2204 Joints and Splices Within Cable Trays) N* ~: B) ] O& a; p, P, k# ~
12-2208 Provisions for Bonding& x d0 s' K/ [# r- y5 L9 f) D
12-2210 Ampacities of Conductors in Cable Trays0 R+ f* G* P: _
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
5 ^* G$ y$ t& `' ^3 ~7 d0 C/ u12-3000 Maximum Number of Outlets Per Circuit
4 @ @. s% ^$ n- SN 8-3048 E0 u; D4 S; r+ c- X% ^
12-3002 Outlet Boxes (Appendix B)
4 U* N# u8 W% p8 q; I9 m* P# f0 |N 12-3000
" R' N" H! ^+ t: B6 d2 y7 E4 J12-3004 Outlet Box Covers4 L, D+ U5 ]0 M2 L7 U
N 12-3002! O. m6 X6 W% ^! b
12-3010 Boxes in Concrete Construction
4 z' |& r+ k* w$ `* @) \$ JN 12-3008% {' ], e- ?# u: v" q9 C' ^
12-3012 Outlet Box Supports: a t8 k. H& o9 h9 ]; V* \
N 12-30109 k+ S$ M8 x! _0 C/ D0 P
12-3016 Accessibility of Junction Boxes
) x2 Z* m% p, h; GN 12-3014
! m) m* h1 P5 T/ l12-3018 Flush Boxes, cabinets, and Fittings
5 P1 x; j9 F9 {5 v* fN 12-3016
3 i+ ^6 S$ U- w12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
) k3 s! M& ?) g/ P0 X7 ?( EN 12-3022
; ` h: Q( K4 H M$ a3 E' U3 x12-3036 Maximum Number of conductors in a Box - Table 23. B9 E u$ j+ a1 m
N 12-30340 d* q, s/ f, i9 V6 l
12-3038 Pull Box or Junction box Sizes+ |- Y* a1 w2 `; i4 I% S
N 12-3036
' V! G, |# k- i- R; T5 V* Z* `3 v& `; M0 u1 [( ]
Section 14 Protection and Control
6 Q& t$ a0 `$ @7 B$ {General Requirement8 i+ f& W S$ T' a; z" F/ ?
14-010 Protective and Control Devices Required
7 [$ `' A" g# g14-016 Connection of Devices) G8 S/ {; X% j0 o% c& n
Protective Devices – General
* {6 j/ n; \7 M, v! V 14-100 Overcurrent Devices Required* b" n5 y) w% ~9 z8 ^8 I0 }
14-102 Ground Fault Protection (Appendix B)4 p; v6 l; y! S7 d* i7 \
14-104 Rating of Overcurrent Devices (Appendix B) Table 13( ^6 z) U# f5 {6 g1 \- t
14-112 Overcurrent Devices in Parallel
3 \9 q- o- t h8 A$ q1 [5 p5 ~Fuses* L0 I4 Q4 o' t" K3 l2 u% I" P
14-200 Time-Delay and Low-Melting Point Fuses3 ]& e0 p& c. m) X1 G H# ^
14-202 Use of Plug Fuses
' A3 c* E2 o( o' c14-208 Rating of Fuses
( \! {: i2 _; o7 W! d! }7 i$ n$ w" {14-212 Use of Fuses (Appendix B)
+ D: [, ^; B4 R+ x5 RCircuit Breakers) [5 z# ~0 F1 q
14-300 Circuit Breakers, General
% h6 i' p% o6 e7 L$ R* w. H14-306 Tripping Elements for Circuit Breakers8 U6 L2 k/ u$ Y/ u ]
14-308 Battery Control Power for Circuit Breakers( g+ P. T- i8 Q
Control Devices - General
: y& Z% I# h6 c, z14-402 Disconnecting Means Required for Fused Circuits
8 `' ^- B5 T/ |6 \1 GControl Devices - Switches d6 A. r; d9 z( ]
14-502 Mounting of knife Switches
7 U6 h* T7 z) D4 r& Q14-504 Maximum Rating of Switches
3 c: Z( T$ K5 i+ \14-508 Rating of General-Use AC/DC Switches (Appendix B)
1 Q$ Z% f2 ^# ]! @$ q0 j: j; D14-512 Manually Operated General-Use 347V AC Switches (Appendix B): S7 U3 p [3 R# P0 R, A
Solid State Devices9 h9 } N9 l, o/ ^/ ^# v! Y# T
14-700 Restriction of Use
5 s; {# x O, V7 D1 V9 L; F14-702 Disconnecting Means Required! ~) d1 `# ^# @7 W- d
6 E- h& F* u' \% `; Q3 j6 J6 s4 v
Section 16 Class 1 and Class 2 Circuits Q1 [5 u: d8 w- e3 H9 A! E
General
: z% ^& P' o4 [% A( c16-004 Class 1 Extra-Low-Voltage Power Circuits
' S& y: e& ^7 J. y2 e5 K; E16-006 Class 2 Low-Energy Power Circuits U- N8 n& R1 D l1 a! D3 @
16-012 Circuits in Communication Cables" l9 U0 k& A2 f0 \2 t: V
Class 1 Circuits- P0 |2 o% k; s' Q$ t
16-100 Limitation of Class 1 Circuits t$ S1 @! G# c2 a$ c7 B" m3 Q
16-104 Overcurrent Protection of Class 1 Circuits$ l6 k1 {) |6 u- q5 a5 E. B) B4 U
16-106 Location of Overcurrent Devices in Class 1 Circuits
# W7 C( G- w( j! @$ \/ |16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
! h3 w' p, m9 U7 Y3 y16-110 Conductor Material and Sizes
I( u+ m+ Y0 }6 u2 {16-112 Insulated Conductors for Class 1 Wiring! ~8 h/ H" M) M. j# Q1 B% [
Class 2 Circuits
9 w P0 \2 i4 i; j16-200 Limitations of Class 2 Circuits (Appendix B)6 n9 I$ w! Y d1 A' {. | w
16-204 Marking
' x$ _3 s9 @; b2 A# X0 ?/ }16-206 Overcurrent Protection for Class 2 Circuits& y- O n1 T9 C' g* c4 `' u9 p
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)$ O4 @8 v, R& a. s; ~
ELC: extra-low-voltage cable
% ^( {( ]+ f+ W16-212 Separation of Class 2 Circuit Conductors from Other Circuits
) O( F/ X+ G5 w6 s+ ]/ i0 u- J1 b7 I
Section 18 Hazardous Locations
4 [6 C' f* h5 X4 f& N! x) _/ OScope and Introduction
2 P4 S* x, O, n. {1 l$ Q1 }, b18-004 Classification
. h3 |( W3 ~# Y* z5 h# @18-006 Division of Class I Locations (Appendices B and J)
3 [& K. T. G) ~& s18-008 Division of Class II Locations (Appendix B)) d t. i6 c, D+ v8 o8 K# q4 X
18-010 Division of Class III Locations (Appendix B)( C( P# }. Q& T$ T9 Z* q# C
General R7 V6 ^. C/ L. H* g' i
18-062 Metal-Covered Cable (Appendix B)
) j5 L; P* z" [5 S; w& {' C" h6 \Installations in Class 1, Zone 1 Location
) F. F7 f9 k) @7 }18-108 Sealing, Class I, Zone I (Appendix B)' f n& W0 A7 y% g- b7 U, c, K# t
g- G# R& g; H: N: M2 I0 }
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars3 Z+ t! s. h% A% [: T) t
Gasoline Dispensing and Service Stations9 E4 U5 k+ r, C+ y2 D3 m9 A
20-002 General. m6 [; h" r& l
20-004 Hazardous Area (Appendix B)
! d. K$ ] P/ G) Z( B8 b; ?Propane Dispensing, Container Filling, and Storage L8 L1 E+ O$ M& U) g; X
20-034 Hazardous Areas - Table 63
) o! B& B! }6 i( L q9 {) `% hCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities2 ^& l# r. ~+ j
20-062 Hazardous Areas) E7 g. N0 _- K. U9 a' J( w
Commercial Garages – Repairs and Storage
, S H* z8 Q. i" L1 R20-100 Scope% F% n+ W- I0 s' P$ [
20-102 Hazardous Areas (1) ( d+ V7 `" \' g; A# U5 j, X
% _% O2 {# P: Z: j( w# f7 E$ y V/ TSection 24 Patient Care Areas
2 @1 X* D" E8 ^* ~; z24-000 Scope (Appendix B)
* w) _: ~2 E9 s' @2 w% t24-002 Special Terminology (Appendix B)$ C; d1 r9 r0 Z. k& F+ t. A, [
Patient care area9 s2 Z9 d8 r) a8 j! B
Patient Care Areas
V: R+ v- c5 K& w24-106 Receptacles in Basic Care Areas (Appendix B)% }" c9 a1 U! B/ ]: ^/ B! y
Isolated Systems
1 _( Y' Y3 b! X$ U$ L) r' v- e24-204 Single-Phase Isolated Circuits (Appendix B)4 x6 L3 @2 L; C% }5 j P! d) h
24-206
9 E3 r$ y6 j5 l6 z
Q" Y2 b/ t2 R# ]* ASection 26 Installation of Electrical Equipment, E! U7 V. m: Q8 O
General& D1 E. [- b W1 u; p
26-004 Equipment Over Combustible Surfaces (Appendix B)) `: O6 d8 \/ `' ]) u
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
- I4 w) X" \$ F4 u Isolating Switches
# h; m+ Q* ~& K/ l$ q+ A26-100 Location of Isolating Switches& _% a4 f: F, F
Capacitors( X+ ?4 r( M. x* s
26-204 Guarding of Capacitors# X: O! \+ _: w2 o% E
26-206 Grounding of Capacitors
! l0 a7 ^6 f0 {+ z, B p26-208 Conductor Size for Capacitors, l6 C! s0 b! e% {
26-210 Overcurrent Protection (Appendix B)
i2 R* e7 R1 g26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits: J( a6 u! ]7 k
26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
3 K9 v' F. p3 i) P1 Z5 v2 d26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
' c. @8 X0 e: H! T26-218 Special Provisions for Motor Circuit Capacitors
- X) z. M$ m' x. D% G! e26-222 Drainage of Stored Charge of Capacitors- S& C. w+ h- Y9 F, m5 j
Transformers
2 a; t1 S& k6 R5 ?26-240 Transformers, General" b/ ^, ?! e; `- c5 |! q4 h
26-242 Outdoor Transformer Installations' ?- q3 i" m% |2 b
26-244 Transformers, Mounted on Roofs (Appendix B) {- E+ |3 \( n0 }
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B); s# {2 N" N% r/ w: X1 j8 v+ D! G
26-248 Dry-Core, Open-Ventilated Type Transformers
+ f1 w# p6 k; {& n& e5 |26-250 Disconnecting Means for Transformers, g' U! {: a7 }3 [3 r% W
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
H( ]; t, \( Q, v# `26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
* | V1 ` b! Z! a, q26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
$ {. v" `7 G9 F26-258 Conductor Size for Transformers9 R9 ^: H5 i, s/ i1 L0 ?
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)( H: M( F, J V' L% S* F
26-262 Marking of Transformers
: @+ w8 v5 r4 v! E26-264 Auto-Transformers
5 \0 n& G; v" j7 ]2 qFences
6 R. P3 l$ r( j' b' [" \26-302 Clearance of Equipment - Table 337 l/ S# L3 r3 ~) Z0 r; [
Panelboards: `; t- H2 k& j% e: }
26-400 Panelboards in Dwelling Units (Appendix B)
2 n2 _6 d7 X$ ~# q5 R F26-402 Location of Panelboards (Appendix G)
2 C' A" i5 f5 K! O0 u+ V! JLightning Arresters" I! q( Z H. W( }. h
26-508 Connection of Lightning Arresters
. t4 j% P$ T# [: uStorage Batteries
0 x6 Q* l8 Q- M* b5 M0 @1 m& `0 B26-542 Special Terminology
+ t- n9 p$ f/ i. ~26-550 Battery Installation! `% {; h5 t7 a
26-552 Wiring to Batteries* X" ?5 P" i) J7 C& o+ e7 ?
Arc Lamps
: L. x+ [0 |, P7 `* V& L9 {6 Z26-600 Location of Arc Lamps
, Q$ o0 u& R5 f. D7 P y) {* X26-602 Conductors to Arc Lamps5 H9 {5 T2 @% \2 _8 }" C
26-608 Globes and Spark Arresters! }7 r1 X) F- g
Receptacles
+ q* I4 u. q! K% F26-700 General (Appendix B)
% J" @; I9 n% M( H7 b, w1 h7 N26-702 Receptacles Exposed to the Weather0 h1 d5 b/ r0 ? @; U8 {6 o
Receptacles in Residential Occupancies
( f9 {1 x! e& V4 h26-710 General (Appendices B and G)1 w& I6 f% j+ o+ \' P5 q& T2 b( S; e
26-712 Receptacles in Dwelling Units (Appendices B and G)
, ~' j: F/ y9 j3 C0 M8 x, `# n26-714 Receptacles in Single Dwellings (Appendices B and G)% n7 N' |7 `' c1 W3 P
Branch Circuits in Residential Occupancies, x& e. v. X3 S; U: l& n% q: z- \
26-720 General
/ j8 j0 I( G4 X1 y& P26-722 Branch Circuits in Dwelling Units( u; @! ]& W( a; |" k. S
26-724 Branch Circuits in Single Dwellings
$ K3 {7 h5 O9 o, F. {26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)4 Z7 z3 g. [( r* ~
N 26-720 (F)- K p9 H$ m3 I) b6 z
Electric Heating and Cooking Appliances
& m% A2 h; l. R* T26-744 Supply connections for Appliances2 t. Z9 p( @$ u) \. h8 H
26-750 Installation of Storage-Tank Water Heaters
! f$ y. K* x8 y" K+ \26-752 Infrared Drying Lamps6 v: N% V. g& n" o
' ]) u& P4 Q: b" v- E* x+ cSection 28 Motors and Generators3 `& _$ Q, ^1 ^. b: t o+ w9 [
General
6 v z4 x5 Z2 _( z1 e28-010 Special Terminology
8 l, {. h9 G/ X0 |9 F) L$ BHermetic refrigerant motor compressor
w. S) v2 {* V" JLocked rotor current rating
. T: @" N% u0 rService Factor
; S q% h- R% _Table 44; Table 45; Table-D27 |1 n4 A" o& A R) U+ q8 F0 a) y. m
Wiring Methods and Conductors
( S# A, q+ ?* w( b# d' S8 [3 ^) k28-102 Portable Motors
2 i9 w2 U0 J2 s; q% f28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
Z2 Q y; h$ d, u& M: r9 J2 k28-106 Conductors, Individual Motors
3 y, X* M3 t1 e2 p2 `28-108 Conductors, Two or More Motors
! x( o# \: l4 m D28-110 Feeder Conductors
! I, l% t a# P0 q' F28-112 Secondary Conductors
3 l; x* S. }# v; r4 }Overcurrent Protection$ C8 `1 ^: i) `2 }; U
28-200 Branch Circuit Overcurrent Protection
9 S* Q6 I4 I2 j9 j' R28-204 Feeder Overcurrent Protection
2 @! v: N* I/ z, h: @% ~) n0 i28-206 Grouping of Motors on a Single Branch Circuit
8 l+ B3 m t; L8 ?& t28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
0 d3 L- g+ M& ~; Y: ^Overload and Overheating Protection
4 ]$ k% P0 e r' V. y7 N: k( Q! b: i28-302 Types of Overload Protection
9 w/ B# A% {$ n7 p9 i$ _28-304 Number and Location of Overload Devices (Appendix B) Table 25
, G& o! J+ V0 | y/ ?" ?28-306 Rating or Trip Selection of Overload Devices (Appendix B)
0 N% n% z5 E( Q* _" ~! @6 j6 n28-308 Overload Protection Not Required4 [, N- N# F1 T! m; W
Undervoltage Protection ; u; V+ P6 G- n6 ^& E! m
28-400 Undervoltage Protection Required for Motors (Appendix B)+ Z D3 S4 V' y' }1 {: H1 J7 r: @
Control
/ W( {# f* o' j9 U28-500 Control Required
5 | \( Q5 v% q( `* u$ H3 P28-502 Control Location
* }# I" B4 W7 B5 c" D+ w* q* H28-504 Starters Having Different Starting and Running Position- A' d* w1 B5 m F" E8 b0 N2 N/ j1 c
28-506 Grounded Control Circuit
' I1 G+ H. v/ y. wDisconnecting Means
7 W2 Q. i; A, s28-600 Disconnecting Means Required
( [( }* C" [8 ?2 u; Z3 a( [+ Q, o28-602 Types and Ratings of disconnecting Means (Appendix B)( _5 |. X+ s% L) C1 d- x
28-604 Location of Disconnecting Means
! e1 O/ S9 V* W/ G# m Hermetic Refrigerant Motor-Compressors
8 N, N( B: I4 H3 x28-706 Conductor Ampacity$ A/ ]+ N2 o) S" Y0 r1 e: E
28-708 Overcurrent Protection
6 b0 Q, [; d# Z$ c2 |: S28-714 Disconnecting Means
$ e: ^. i6 b% }5 g+ q/ y7 e5 RProtection and Control of Generators
5 ^! Z2 m- n; E" N5 X28-900 Disconnecting Means Required for Generators& T* i# A2 w( `
28-902 Protection of Constant-Voltage Generators7 I2 Z5 I2 A" v& l
28-904 Generator Not Driven by Electricity; Y+ A8 i1 E: S: t$ i
28-906 Balancer sets6 m1 b9 n* e \
28-908 Three-Wire Direct-Current Generators
/ h% l$ [3 m( v c* \. T4 h9 t6 r! l1 w$ ~
Section 30 Installation of Lighting Equipment
D' w4 m" p* D$ N' k" |; h1 Y30-002 Special Terminology (Appendix B)
* J: ]* z( k! Y4 nGeneral
$ ^( \% u( n- O; q0 u30-102 Voltage" E0 R5 w2 V9 ?" a
30-104 Protection (Appendix B). [2 B) X3 p, @8 D, Z1 T6 u
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
; m; U% z, o) r) ]30-108 Polarization of Luminaires+ y" X5 i# |1 \& k2 N! g' K
30-110 Bonding of Lighting Equipment# T6 |, P" N* D" ^/ @/ ]
Location of Lighting Equipment
; M1 N% D, ^. Q30-200 Near or Over Combustible Material
) {" ?' U$ x" N8 L; A7 ?30-202 In Show Windows0 T: \9 K, [0 I, m9 a0 P$ w
30-204 In Clothes Closets k9 _/ H, f0 n( P3 ~
Installation of Lighting Equipment' Q4 T2 a5 I' e
30-302 Support7 R: M8 z% N9 w9 H8 o
30-304 Outlet Boxes to be Covered
8 r0 P: k7 _* Q, C! r/ h30-308 Circuit Connections
# b* e5 d, m; N" q4 C" K2 \30-310 Luminaire as a Raceway
/ h6 R) q3 Z6 C) C1 s30-314 Minimum Height of Low Luminaires5 ?& Y. i( s" G: C
30-316 Luminaires Exposed to Flying Objects1 _/ x: m) z% T. w$ K s6 l
30-320 Luminaires in Damp or Wet Locations+ g8 a4 K3 |1 |# H* Y4 H
N 30-3183 ]4 a/ l8 c1 B5 z. t+ R5 `
Wiring of Lighting Equipment
; ~( K. G+ p) l30-400 Wiring of Luminaires- Y2 b; e9 `4 q Y
30-402 Colour Coding$ m: _& u$ q: Y4 } J
30-404 Conductor Insulation
! Y* V" Q6 b( g$ i8 X0 I& a30-406 Conductors on Movable Parts
6 z7 s8 V$ J$ e5 h: `9 I30-408 Wiring of Ceiling Outlet Boxes
! d' K) _, L$ v1 x1 f7 _30-410 Wiring of Show Window Luminaires6 M* g/ E5 b" Z( _" S5 i& R; i5 y
30-412 Tap Connection Conductors
- `1 T; a) E! l( g* z! NLuminaires in buildings of Residential Occupancy! n _' T7 @# c
30-500 Lighting Equipment at Entrances (Appendix G)
1 E( H& Y |1 A* S* Y \' i9 W- |30-502 Luminaires in Dwelling Units (Appendix G)4 t$ e; v) Q. r, R7 `; Z
30-504 Stairways (Appendix G)% J4 F4 e6 w" _; {9 s3 O
30-506 Basements (Appendix G)
8 R1 I5 V* O: b( {" `. K4 \30-508 Storage Rooms (Appendix G)5 ], e5 f3 Z; Q' Z3 Y, M
30-510 Garages and Carports (Appendix G)5 B! V9 T- a0 B
Lampholders- g6 S, J8 \$ u+ ]4 F
30-600 Lampholder rating with Incandescent Lamps8 ?( {/ t9 c, }
N CANCEL
8 F( t; q8 ~. ~. X4 }30-602 Connections to Lampholders
0 E$ a7 B- g$ N7 r- S8 |1 |- _! A: GN 30-600$ t% e; n, H& d7 V% q* w
30-604 Switched Lampholders Used on Unidentified Circuits
y$ |! Q( j9 A. sN 30-602
# ~1 q. W) I7 U9 y; @30-606 Switched Lampholders with Pull-Type Mechanisms" Y1 `9 {: T# K+ R! n
N 30-604
& V4 O$ P- I0 D30-610 Pendant Lampholders
% C5 S! k8 n+ p$ UN 30-608
" e. g+ {+ M& i! i4 F. EElectric-Discharge Lighting Systems Operating at 1000V or Less' x% P5 q/ H1 Y
30-710 Control (Appendix B)
5 s0 H- Z, @3 `, K& Z30-712 Branch Circuit Capacity, _4 j. s9 N! x( N: ?( q3 D9 V2 c
Electric-Discharge Lighting Systems Operating at More Than 1000V
6 R: }6 t/ F0 v6 i$ p30-802 Voltages, Dwelling Units
. Y- S5 H" B+ o8 g. X1 K- z30-804 control (Appendix B)' r' ]9 m( l& Q7 `, x
Recessed Luminaires (Appendix G)( i3 y# e% B! t* A S
30-902 Spacings for Non-IC Type Luminaires
% ^- ` D, |( \) R30-910 Wiring of Recessed Luminaires (Appendix B)' w' j. l" ?* y6 z% e' e1 Y
Exposed Wiring for Permanent Outdoor Lighting
. D: R5 b4 g' k30-1120 Branch Circuit Loading and Protection8 r/ D2 P# r% N( s9 J+ @
Extra-Low-Voltage Lighting Systems
4 B" B, G$ d G) Z) b30-1202 Sources of Supply$ ~6 Z0 x( Y- l; }% D% s# @, M
$ s- v- } u5 }
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
+ a) h* Z" L) `: R7 j8 I* sFire Alarm Systems
) t9 i+ t0 n, y. B7 b* g1 s* Y9 a32-100 Conductors
# `, e) N9 n8 |- ] |32-102 Wiring Method3 ~8 d1 O. L8 p8 w3 W
32-104 Equipment Bonding' A" B0 p3 J8 N6 K# T& _7 r* f
32-106 Electrical Supervision, H( y' s {$ T y( e2 n; S# |
32-108 Current Supply7 h/ d+ o& E6 R
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)" }8 l, M3 U5 P* F/ y' q
Fire Pumps
; q6 I) {. J4 Y' v/ A* W32-208 Overcurrent Protection (Appendix B)
) k& S3 a& g; iN 32-206! |4 Q0 a0 h: P3 }* n
32-210 Overload and Overheating Protection (Appendix B)" C" O5 Z( b3 v5 n! S% l Q
32-212 Ground Fault Circuit Interrupter (Appendix B); E. ?7 P2 c% J! R6 r
6 c$ W5 _ _) ?3 f& j; k
Section 36 High-Voltage Installations
% z; x/ F7 @& Z& ]) d2 EGeneral
" B0 G; Q/ `4 E: e8 e36-000 Scope (Appendix B)2 ]& R# z: @7 o. |4 H- a" _+ j
36-006 Warning Notices
1 i! Y' S5 Y3 j7 a* U8 IWiring Methods
+ l' g# A, T- `7 {/ v0 Y36-102 Radii of Bends/ ]1 N4 z6 N) d9 e* m
36-104 Shielding of thermoset insulated conductors
3 z+ k2 H) n/ K2 S36-108 Spacing of Exposed Conductors (1) table 30, table 31+ u/ f' t: Z) Q7 ?
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 349 l7 B' j7 W- c6 V" [/ z. `/ e
Control and Protective Equipment
/ U0 y% h2 T6 ~# s/ ?36-214 Disconnecting Means* W9 q. m) o" I- T& `
Grounding and Bonding
+ E! ^8 @: C$ g, f" K8 r36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
% Y4 Z$ x) s3 _6 ~# P36-302 Station Ground Electrode (Appendix B)
4 y, s p8 S! A Z. D0 L36-304 Station Ground Resistance (Appendix B)5 E; Y$ ~/ |; H `& `8 [4 H! y# n
36-308 Connections to the Station Ground Electrode (Appendix B)
1 ]# o% m+ k, [7 v/ q36-310 Gang-Operated Switch Handle Grounds4 b+ y, B3 I2 ~. I' w/ P
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations# k' ^5 l3 c; p. l- Z7 v" {
5 W5 `2 n! E0 r0 j! b
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment9 V5 f3 [1 Q2 m8 p
38-002 Special Terminology (Appendix B)) X1 A, d. N+ r7 o! u
38-003 Voltage Limitations (Appendix B)+ P# t1 i/ L0 B" g& t/ W
38-004 Live Parts Enclosed
4 N! ~- k6 u, c4 \3 O38-005 Working Clearances/ d6 p0 p6 Z5 G3 m/ m3 a8 r" C- e
38-011 Insulation and Types of Conductors
6 R4 C$ R O! q) u4 `: c! m; f38-012 Minimum Size of Conductors8 k1 v' a& Y% n1 t
+ Z$ q; ^, Q& O4 B) f3 o" M
Section 40 Electric Cranes and Hoists% G0 J9 K: V7 t9 D" ?, |
40-008 Disconnecting Means4 q- ~ u: A& z
40-010 Main Contact Conductors
& Y1 [4 K# j: d' Z* v3 S* Z% S" r
, U; K' D+ g/ S, K: _8 v- bSection 42 Electric Welders
( u6 E* H( {# X! f6 _Transformer Arc Welders
* s2 [$ T! n6 K/ M. L( E42-006 Supply Conductors, i' ^2 M7 f A) b
; r% S6 z3 c" R2 ySection 44: Theatre Installations; M! Z2 `% C: ?8 g; H: M
General
( e) C7 w7 I( Z44-104 Number of Conductors in Raceways
( _) I& |9 N! B9 Z" O2 R44-106 Aisle Lights in Moving Picture Theatres
0 M2 V5 A1 H1 j9 K; JFixed Stage Switchboards D# l+ F/ w$ S8 W4 r! `6 @% ]
44-210 Overcurrent Protection" o% I) ?0 e, \5 |2 o) T
Fixed Stage Equipment
/ W' G3 Z' w: t5 T; \44-324 Receptacles in Gallery Pockets4 }( K4 g! B! X! t1 s
44-326 Receptacles and Plugs D% U9 T5 g0 L- J$ S" m' q
) m, F/ ^. [( y# X$ S9 n0 KSection 46 Emergency Systems, Unit Equipment, and Exit Signs
. U) R" \0 D _6 B! I3 TGeneral
# `- g' ~7 Q7 a; o46-102 Instructions, J2 H; U% a; c1 b8 ]$ j1 h& {
46-108 Method of Wiring (Appendices B and G)) J [$ }9 Q( `1 y
Emergency Systems4 i1 ]/ v/ n& T+ R- }1 u8 Z
46-202 Supply (Appendix G)% T' {( T% B* `3 o$ v$ l: Z. ~
46-204 Control
5 G8 e% X5 v$ c* [. V W46-206 Overcurrent Protection$ p" I( h1 B9 \! i1 o6 ?$ k
46-210 Remote Lamps/ `1 E q6 N8 y) Q0 U& |# r# q- ~
Unit Equipment
0 b3 o& }' n& K w" \: h46-304 Supply Connections
6 G4 |* p9 w( h46-306 Remote Lamps (Appendix B)" w; Q' r, \) A
Exit Signs! Y: c8 Y. p- F2 r
46-400 Exit Signs (Appendix B and G)# B5 U& D3 {5 c1 V& j: }6 l
% M5 b, K" q; F# M7 y: m; YSection 54 Community Antenna Distribution and Radio and Television Installations @. H" e5 N8 l( o! ^# m8 I
54-000 Scope
, j/ s3 u9 f g" S! O% m" [54-004 Community Antenna Distribution (Appendix B)2 M; O( G+ y0 d% o; W$ G% F
Community Antenna distribution
$ F9 y4 r: z# T) w9 c/ B54-100 Conductors
1 w4 W: \% D K1 l/ k54-102 Voltage and Current Limitations (Appendix B)/ z$ W# l0 p+ b) Y/ u3 M- `$ p
Protection% B0 Y r1 W9 l; o! n9 ^; o! c
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
- ]/ ]6 \; P' Z3 z! G/ FGrounding
: N' w; Y9 h3 j6 [9 \54-300 Grounding Conductor2 _3 ^' c4 V1 P0 B7 ]* S+ H
Conductors Within Buildings
, p* w* K, @( p0 {! D3 V2 L54-400 Separation from Other Conductors+ F7 Q0 T. @9 {* w* p
Equipment
2 h4 z7 h+ [4 k( k* Q( x; E0 g54-500 Community Antenna Distribution Amplifiers and Other Power Sources6 u4 E3 F$ W5 h7 @: B3 n" J
54-502 Exposed Equipment and Terminations8 W& i1 e$ W! [
' \& B0 \5 z5 C- E; |Section 56 Optical Fiber Cables
" |, g) ]' u$ v) Q/ a1 MGeneral3 u: C$ n' l" A- c( G4 e4 `" I
56-100 Special Terminology+ y2 q2 x% u2 l$ u& r
56-102 Types4 G) W4 F" p, i, }6 o
Installation Methods
# G- ?2 b4 I, E9 @56-200 Nonconductive Optical Fiber Cables (Appendix B)
8 J# n8 q- x2 _56-202 Conductive Optical Fiber Cables (Appendix B)% ~7 t0 q1 ?4 G o
56-204 Hybrid Cables2 T2 t9 r& m: R" f* k. C
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)9 a1 N* W* {* m3 g! u
! x4 Y$ {% f% J, u" u/ D O( M
Section 60 Electrical Communication Systems/ o: {6 e) @( E5 H+ T
General
' J% K/ F8 z$ @5 j- x# T# @60-100 Special Terminology
. e8 f% C( U2 gProtection$ b5 T1 R5 a9 D0 s* H# C+ a
60-202 Primary Protector Requirements
* i+ S: o- m( [# `2 x( W2 [6 P- _Inside Conductors2 P/ G2 C- Z: _+ h
60-308 Separation from Other Conductors8 y3 n6 b/ b( D. }. X
Equipment6 T* F$ b3 ^* G% o
60-404 Exposed Equipment and Terminations
Z7 p5 A! V/ ^1 ?+ d3 X% j! M6 w pUnderground Circuits$ x7 x1 ^2 ^' Y9 l1 N: ?
60-600 Direct Buried Systems
2 e1 t4 f2 ]; i% M) C% ~% v* C7 S$ \) J5 f
Section 62 Fixed Electric Space and Surface Heating Systems% i, o7 A! G! D: H8 Y+ O
General6 ~: {1 |2 ?! W& n" O9 v/ X% R
62-102 Special Terminology
: c2 h2 Y7 M& v7 V, X( X62-108 Branch Circuits
- I" H) @* v, u. f: O6 k% c62-110 Installation of Fixtures& O/ C" Z/ g( }* \# h
62-114 Overcurrent Protection and Grouping (Appendix B) (5)
( U( o% D+ V9 H# i0 ]' n0 s% v62-116 Demand Factors for Service Conductors and Feeders (2)
& J* g6 t8 a) @) J62-118 Temperature Control Devices1 y' ?7 P% J6 @! n- i
62-122 Installation of Series Heating Cable Sets (4)(7)
}$ E: r& Y0 D# QElectric Space Heating Systems. B0 Y1 P( _5 M/ a( s
62-202 Temperature Control2 I N' t6 `% v3 X0 l0 z3 `4 h
62-206 Proximity of Other Wiring (Appendix B)0 N B) x4 i) }& r2 m; H& Z/ Y
62-214 Installation of Heating Panels and Heating Panel Sets7 U$ z' W$ A; Z" ^2 C* l) t
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
+ r- K5 N+ A+ j7 C, C/ E62-226 Installation of Under-Floor Covering Heating Panel Sets! w- n7 x" p% S0 \: x" R% c4 G* E
Electric Surface Heating Systems
- r- C& f+ W% U6 P) ?62-306 Heating Cables and Heating Panels Installed Below the Heated Surface( b% V. F2 l" p' Q# m, ~4 s
1 s- k# k3 S6 S L1 H5 P# TSection 68 Pools, Tubs, and Spas
. e. w/ |# l7 DGeneral$ z4 [7 b- N. l/ C3 @3 x, y
68-050 Special Terminology5 q ]9 ?/ ?" y
68-056 Underground Wiring - Table 616 z2 c7 o; R% ~" d+ n
68-058 Bonding to Ground (Appendix B)
- g- Z( `) b* `% E, ]1 p68-060 Junction and Deck Boxes (Appendix B)/ ]! o* v7 @7 R
68-064 Receptacles1 w4 Q& X1 f( w1 o4 H7 E: R
68-066 Luminaires and Lighting Equipment
* e8 {& j }' L( Y' {68-068 Ground Fault Circuit Interrupters (Appendix B): i' R/ t' h4 V5 o; u& E
, v& m2 c! p/ T; ^5 Z2 a8 c
Section 70 — Electrical requirements for factory-built relocatable structures and ' p: H% b8 t' k% k
non-relocatable structures
* M* a& o+ l; t: Z' L) \70-130 Tests (see Appendix B)8 ^4 z& c! B8 d' H- {
( J% K% Z! u4 S6 e; l. }Section 76 Temporary Wiring (Appendix G): ?: f) a" T/ f0 c
76-004 Grounding
7 {( w7 z3 V' J+ I76-008 Service Entrance Equipment
- [7 O) W2 n+ a3 _4 B' s, lN 76-006
8 v# N) T. g+ M" g: A76-014 Branch Circuits
, z2 } M, B2 d7 FN 76-0126 t6 V: D# w% r" v3 f1 c4 Q
. v( m4 ?( f4 z5 y
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours+ f8 T! p: v, m
Marinas and Yacht Clubs
0 k9 ?/ _& b2 H! V3 `78-052 Receptacles
: \) r2 o5 p1 J78-056 Feeders and Services
( h! k: N% T4 v+ tMarine Wharves, Structures, and Fishing Harbours
' u0 m" ]$ O( [+ z$ u/ d78-106 Grounding and Bonding: l1 J* w3 n H( W9 W
Tables3 K/ P1 w5 d9 x
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* h* a |. L$ k; S7 n
9 ?/ T- e+ u- u. V
Diagrams: 1, 2, 7
- u2 v1 b1 J5 G. J& R2 W- C9 u. y: Z; d; D
Appendix B9 x! @. S3 O4 k1 A
P352: Ground fault circuit interrupter- 6mA
; n$ j( w) O( v* L0 }" ~P354: 2-126 FT1, FT4
, ?* S" A4 o; c# M# }P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)- I+ H) G) a8 j
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)/ A7 o5 Y$ O5 d( C
P370: 12-1012, 1118, 1214 Example:0 R) d0 c' H K' ^+ Q8 J- Z
P371: 12-1108. h( h6 j3 j- m! A- E- z" Y
P381: 18-108(1)(b), 18-158(1)(b)
6 ?0 i" V2 r- v8 q# a" RP386: 24-206
( A8 u2 n/ a) T8 @- SP389: 26-256* K4 @* x* h. e% X* v" R. D( ?5 s
P391-P393: Section 28, Example to determine Motor Conductors and Protection# C* ^# ^) K2 e+ H" h9 T I* k6 {: S
; [. O, u% _1 f, R
Appendix D- t2 b8 \% ]+ X( N! t
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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