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Canadian Electrical Code Review Guide# U3 f) G1 T) U
For the Exam of Electrician For Red Seal License
( M* d/ Z- G: k |2 p1 m: }6 r4 k0 A4 J* X6 R; e& Z
Lesson One8 c _9 d) K# P( P' [8 a: G
Section 0 DEFINITIONS
7 w1 e& V- Y7 g M- q. aThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
# A; a9 u" N) ^# {Accessible as applied to wiring methods6 r' H3 I: @. m* h! w# ~% a, G
Alive or live9 n- {; u0 \3 i5 r5 x3 x G* `
Aluminum-sheathed cable$ h& L; z3 U. ?) b" h
Ampacity4 e, G6 Q4 o4 p4 G: ~% N
Authorized person# H. p" O3 Z/ Z+ Y+ U. T
Auxiliary gutter H) n, \( s/ j+ `( }
AWG' u% |$ A! U5 \% N5 V' E" r
Bonding2 F# v; T; j- V2 C5 W$ ]0 t; w
Cable tray
, Q* }0 l; a" LCellular floor
7 j- v( S3 y* _5 cBranch circuit
8 U) e9 d! O; L. Y; H2 UBus
2 Y" k) s6 M8 o, d4 q" SBusway
' ^9 [* c5 {; H8 @2 PCommunication circuit6 t1 W5 h& b, s7 `2 u
Extra-low-voltage power circuit' U. ~( z3 n; u8 [( m
Low-energy power circuit
+ w( \3 q6 ?" t) w' H$ O- qMulti-wire branch circuit3 m% S* G' n# M: K. S' @' S
Remote control circuit
6 ?: |& O$ n' N* ~Signal circuit4 p4 H. Q' Z! V* L$ X% u
Circuit breaker+ S7 ^- h2 N) @
Instantaneous-trip circuit breaker
6 E: |' R$ Y% y7 b: Q8 N: }Conductor( l6 L) [- v* u" s$ t; e) N
Conduit
\/ y8 [3 v8 {/ ?, j Flexible metal conduit
" z n- p( J3 Q( O6 A- M) [ Liquid-tight flexible conduit( U2 y4 D! a2 X2 H5 n% ~+ A: m
Rigid conduit3 R" U% a- ^8 \$ A5 i
Rigid metal conduit/ I2 |( E3 T' C7 G
Rigid nonmetallic conduit9 q5 _5 @5 F9 I- p, \- N8 M
Rigid PVC conduit
( N4 \( B; ^# a" vConnector
4 I- S6 x1 z O V3 { Box connector
5 \- z" `6 P" g- x+ p Wire connector
' ]0 F8 f% c* qController# L# ^* ~/ v0 k5 }4 u7 F- A9 c _
Disconnecting means) ^: M u2 Q; X
Dust-tight6 z/ Y- x6 R1 k. ^4 j; g
Dwelling unit U7 w9 y* d1 Z I# t. l6 l( \0 J9 N
Electrical contractor$ K+ |0 Z9 g, b. K% ~0 o) `
Electrical metallic tubing
1 X5 s2 S) S, e. e2 w0 f/ c5 ~3 oElectrical nonmetallic tubing
* J1 J1 E& T. XEmergency lighting h, ~7 i' j3 U8 \) \
Explosion-proof; L0 Q' o% y1 T3 e& B
Extra-low-voltage power circuit
% d# h" ^8 T' f; w; _4 @Feeder; H$ c7 Z0 N8 c- H9 P3 t( [
Flexible metal conduit. y9 {2 b; }9 b( d K8 X Q% F
Ground
: |5 Q) x4 s: r) _Ground fault circuit interrupter3 O9 _* z* L) d- h: L3 X
Grounded8 O8 A; }: t" U. ?+ G! z% {
Grounding
0 ^4 A& L5 }! G# e3 Z4 v# JGrounding conductor
( S. U2 b( i- ?8 q& C+ XGrounding electrode
5 y( H0 u7 B' j) D' w7 HGuarded6 g' A9 g3 C. M" G, M6 z9 `
Hoistway$ K- k" t! Z2 r0 Y8 N
Identified
7 Q1 p* ?* X5 t; L& ^! ~" gLampholder% t3 K* C* w. O
Low-voltage protection* @7 d0 y+ y- [2 d" t# `
Low-voltage release6 {% s( [- ~* m: U; u
Neutral2 @+ f5 Z" f* R4 s
Noncombustible construction
. A! |* \' j* B& [/ a: Q2 J& sOutlet( B) J6 O: _: c" j: V
Outline lighting
i4 w+ c e0 u8 v1 f9 C$ N+ xOver current device( }7 r+ A* t) p+ t6 a
Overload device( T" Y3 z/ a8 y& Z
Panel board
- q. f6 [9 G) A6 VPanelboard, enclosed8 n; v8 z8 A4 e6 L! Y
Permanently connected equipment1 d J& h9 f5 T m! Y
Permit
! |1 S9 H+ P3 jPlenum
$ G5 I' C- R, }% ~8 n/ _Portable as applied to electrical equipment6 e; G/ u" O# c! Q/ X
Portable ground fault circuit interrupter7 w% J i8 q/ {0 q: s
Power supply cord
% P/ @7 }( f2 i/ ~$ w" A$ z0 ORaceway1 Z/ a; E6 c& }" o# g: A
Receptacle
7 I0 i7 E, O0 H Duplex receptacle# g' G1 F6 A C3 {
Single receptacle
! z) Y' `/ u) C: f) x& r+ C5 y2 d" j Split receptacle
3 y y* v4 f, x$ S0 m1 H8 a4 ]Service, consumer‘s1 _3 H G- \* |& N7 Y2 K [+ ]; N* d
Service, supply
+ d* U/ m n4 ]% j: n7 d* f8 {Service box$ W, F7 Q1 T$ _ B& K# f$ K; f
Service room$ `& H ]: N& b5 k
Single-dwelling6 P/ `8 x4 S3 v& H, S* \, [
Slow-burning as applied to conductor insulation
* x; m1 Y7 j2 I u# ~$ t( g5 qSplitter
" i' f) H3 z" N- ~, u2 l/ A* c6 FStarter
% W8 l) m, B9 G& C% N# ?% p fSwitch0 ^7 G8 d% ~& I: `
General-use switch
, L4 J. v5 v) `0 W @ Indicating switch
, }7 w( }; b9 c7 D2 K Isolating switch
! m7 W3 U7 |" Z( k- _% D4 Z Motor-circuit switch
2 n: O3 M) r2 e4 xSystem
2 M9 K: c# l3 e( H3 X" `* ` Communication system4 y% ~# R' P; w8 Q- x2 _
Community antenna distribution system(CATV)
[. A+ b" h7 L& Z Grounding system0 d9 p0 s/ P+ F* D- K4 G
Underfloor raceway$ ]/ s; ^" r& k4 ~$ V4 k) n
Voltage:3 C6 p/ `# I& L6 T* Y
Extra-low voltage
: @( @+ s/ n6 y1 C& @( | High voltage: l% [5 t U; W) S: z4 ?
Low voltage2 x3 z" N3 Z: o7 q+ V
Voltage of a circuit8 T! H5 n% A4 ]9 Y- I
Voltage-to-ground
: |& g* u, ~1 j2 b5 m2 O& oWireway
0 O6 |* ?: i2 V& l# d; p9 E
# R3 F; i# ]/ f$ m7 YSection 2 GENERAL RULES
+ }% T( c$ E: x% l+ n8 L [Administrative3 U' b( a' l) b9 j5 k
2-018 Reconnection, ]: a3 k& V4 Y: W
2-030 Deviation or Postponement- K7 L1 g" ^' J. ]- V
Technical General; X, r/ s0 y( o4 n2 Y) a
2-106 Circuit Voltage-to-Ground – Dwelling units
3 Q |' ]. d: _6 h x2-114 Soldering Fluxes+ ]" j- l& y# F$ u- [
2-116 AWG Sizes of conductors6 }) V0 _: h( x, f" I2 F8 e a
2-124 Fire spread (see Appendices B and G)* m* G2 K" D# I' G1 @5 V2 P j
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
0 i& M% f5 G' D3 d* eProtection of Persons and Property T$ S. n! Y, U: r+ F; ?) y
2-202 Guarding of Bare Live Parts) Y% y( C! p3 ?$ b- a5 i
Maintenance and Operation
: Z& K+ [0 V$ x% p3 L+ r2-304 Disconnection
2 s4 d" j1 ?- B; r$ m3 g2-306 Maintenance of Live Equipment
2 V& ~9 j1 [% n- {: e- rN 2-306 Shock and flash protection (see Appendix B) n* N; \. X: O6 [
2-308 Working Space About Electrical Equipment: Table-56+ P7 K l. G' g; w3 x: C
2-310 Entrance to, and Exit from, Working Space% M: L/ C* M& @1 |- O5 Z: I
2-320 Drainage
# F" ^7 v% K, A+ L: A2-322 Electrical Equipment near combustible Gas Meters and other Devices
& _' k" d+ T( ?3 NEnclosures) F z1 |/ F% G6 Y& C$ Z7 _2 r6 _
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) / d; N! k* q; Q% w- {
2-404 Marking of Motors: DP, WP, TE
. D- [9 E) r5 @. v+ _/ C
8 ?' `0 D. Y7 c3 ^ I* [0 l, bSection 4 Conductors$ n6 M9 |$ t5 A# ]
4-000 Scope' \5 g" K% M X) E" [$ U# k' t8 \ [0 D
4-002 Size of Conductors: 14#, 12#& M0 s j" _5 S% M" q$ _
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36/ e8 g0 T$ j: Z: n7 R6 ?; C
4-006 Insulated Conductors: Table 192 }: F2 U, x" X
4-010 Uses of Flexible Cord: Table 11
$ w1 T' R. I+ R% E4-012 Sizes of Flexible Cord
3 j' n/ S2 y9 m& @4-014 Ampacity of Flexible Cords: Table 12& P. @2 B7 w4 j6 C, j- V+ f
4-018 Equipment Wire
7 n- b! e1 D! \* X! `1 ?4-020 Insulation of Neutral Conductors& f* o; y& L$ z$ L
4-022 Size of Neutral conductor
0 }; I$ ^+ l$ F* v; j4-024 Common Neutral Conductor q2 l r- p$ g" z
4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum5 ^: ]" |# C* l) V) I! F* ?, ?
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
: y! C# M: N q$ B7 U- `$ Y4-032 Identification of Type MI Neutral Conductors
' O/ i; R0 J; q5 m+ P4-034 Use of Identified Conductors r: o5 e/ w- C3 g0 A
4-036 Colour of Conductors: Phase A, B, C, …
: F, d# c; h, ]& K' i2 l
* \* J( C' k' b# dSection 6 Services and Service Equipment9 X5 t" p& S) Y8 S. V: i
General
% v4 P% ?( z q1 A6-102 Number of Supply Services Permitted- J" p9 s- |) m9 `! `+ B# t/ w
6-104 Number of Consumer’s Services Permitted in or on a Building, Y+ l0 S& a1 a6 }
6-108 Supply Service from an Electric Railway System
7 y! ~! K, P+ [1 K% E T6-110 Three-wire Consumer’s Services 7 V0 T& s5 ^, i, |) V
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
J/ @6 `% Z0 g8 F5 w* A6-114 Methods of terminating conductors at consumer’s service" z; Q3 ` `/ C9 A8 j5 E1 v
6-116 Consumer’s Service Head Location* f) B( n( |7 R& |; q9 a. m
Control and Protective Equipment
3 R: I& ^0 C1 A, ^6-200 Service Equipment
6 D" h6 t% o3 \+ c3 M6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)" a( n6 @" ]. a- C" g
6-208 Consumer’s Service Conductors Location# P) }) b) H2 j* \, v$ a
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches g9 q! R9 t2 M0 ^7 j9 e6 K
6-212 Wiring Space in Enclosures
* G/ a% x' P6 T' S; z! v- `$ b$ J6-214 Marking of Service Boxes' n5 } u, V5 g/ B1 G5 j
Wiring Methods
) `% u- a9 I, b6-300 Underground Consumer’s Services
9 X: F7 c1 n( X0 d$ W6-302 Overhead Consumer’s Service Conductors
7 d/ B0 K* O' a6 E) U+ M( `6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable& E' ?7 y; S9 ~
6-306 Consumer’s Service Raceways
$ j( I! Y: e7 S7 }! U% P6 ^6-308 Use of Bare Neutral in Consumer’s Service* B# K/ v& F- {* H
6-310 Use of Joints in Consumer’s Service Neutral Conductors
+ A4 X3 S1 H7 s" G6-312 Condensation in Consumer’s Service Raceway% X* @8 x( g M) ^; O0 g1 q7 t
Metering Equipment
+ ^! l1 a$ r- ~" _( M8 G: d- g6-400 Metering Equipment# D6 ?. S/ p# q* ]3 G9 x# t$ `3 t9 m4 _
6-402 Method of Installing Meter Loops6 J% J- R$ N0 o2 p9 z& g
6-404 Enclosures for Instrument Transformers
! r5 @0 p3 f0 Q; l+ A- h6-408 Location of Meters; A5 a0 M/ Z- ^
* e; E* d( @# B* F& G
Section 8 Circuit Loading and Demand Factors
G# s. G/ q8 m& P% IGeneral8 t3 l- R( D a1 J
8-100 Current Calculations v: {5 q9 m- }/ h; i3 a4 g$ L& S
8-102 Voltage Drop ( see Appendix D): }7 d: z* G- t3 E- n- E+ I) a
8-104 Maximum Circuit Loading8 @ X+ e6 Y5 K% ^- H6 ~
8-108 Number of Branch Circuit Positions4 Y) q! ^. d7 e g8 W& g0 y0 @
8-110 Determination of Areas
: L, }4 ^( m* xServices and Feeders
' L. m3 w: j% _* o8-200 Single Dwellings (see Appendix B)
, Y! t8 z/ F3 Z' T' W0 j8-202 Apartment and Similar Buildings$ v2 I9 z f, [/ r
8-204 Schools$ y& Y. A) R: y5 k) T) N
8-206 Hospitals3 G( n, P7 y* W6 Z) o' |5 b
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
( O' x' H8 U3 m6 e! ^8-210 Other Types of Occupancy (Table 14)
! P, ?/ ~2 ?5 B4 C8-212 Special Lighting Circuits
/ F# x/ C3 F* T* g; j* ~4 V! IBranch Circuits
" y8 _: E% H' u! a2 x# j8-300 Branch Circuits Supplying Electric Ranges
, ]+ H/ V/ E9 O! v0 i) I8-302 Connected Loads2 F- x: r8 V9 C3 i! [1 j6 j5 h7 p* H0 S
; i4 m! @% O# g- {- R; i E* k
Section 10 Grounding and Bonding
: c$ k/ F+ B) wScope and Object7 M' ~' Z( x4 w; L
10-002 Object
; p+ ^! {6 x1 {System and Circuit Grounding
N5 m/ P$ t* D10-102 Two-Wire Direct-Current Systems* ^$ ]4 i4 Q5 x" E- P0 f
10-104 Three-Wire Direct-Current Systems; }) s. r' l9 P2 A* O9 z
10-106 Alternating-Current Systems
8 h+ K2 ^ p3 F& O10-110 Electric Crane Circuits1 Y# ^* _+ j, v Y" f' m* D
10-114 Circuits of Less Than 50 V; T$ G0 j6 P7 K1 X
10-116 Instrument Transformer Circuits
/ S& j! w: l. f5 D/ `8 e+ ]Grounding Connections for Systems and Circuits) ^ v! }, t) R, d& Z6 {
10-200 Current Over Grounding and Bonding Conductors( \: b0 Y* V/ g9 s% u+ E U0 M; `
10-204 Grounding Connections for Alternating-Current Systems4 V9 U+ _' m) e2 E: k( U
10-206 Grounding Connections for Isolated Systems
! ^+ F2 Z) }# k3 Z1 q10-210 Conductor to be Grounded" U3 ~# d: g5 X1 i
Conductor Enclosure Bonding$ D% O# t& ]" l% W
10-302 Other Conductor Enclosures' a; N, n5 s/ }- n A$ B
N 10-304. n N* p/ Q5 z
Equipment Bonding
2 V5 R4 A! I2 M# _0 `" G10-400 Fixed Equipment, General+ g3 g# n# n& N9 E$ t- N
10-402 Fixed Equipment, Specific (3), (4)
6 D u7 U; F: z3 t3 P, q10-404 In Nonmetallic Wiring Systems
/ Q" i; K4 A* b, _" M/ N1 e! h10-406 Non-electrical Equipment8 c5 J4 N' }9 b6 G7 ]9 Y
10-408 Portable Equipment (4)(b)9 N; ~5 r6 [+ R) W0 [
10-410 Instrument Transformer Cases; ]3 J. V9 G$ V4 O! U: m: F6 r7 J
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less* W# U; c) L! r) y! X7 C
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V6 E4 `! _1 F/ i( Y. ~# g
Methods of Grounding
" ~, T5 Q5 Z3 {9 _4 [! i: |% m10-500 Effective grounding (see Appendix B)4 J. G) I U, N% z
10-502 Common grounding conductors& X2 ?! ?$ s# ~ N$ B: U1 z
10-504 Common grounding electrodes3 O+ X4 \3 K7 |7 P$ [! {6 h* Z8 T2 p% P
Bonding Methods9 L$ g8 J5 }* m3 R
10-600 Clean Surfaces
* j1 Y0 ?- c8 V) \ y10-604 Bonding at Service Equipment
6 c# v! X A, r3 P0 E4 o+ |6 p9 P6 K10-606 Means of Assuring Continuity at Service Equipment
' o3 |3 z; Q" k10-610 Bonding at Other Than Service Equipment1 B( m, K1 q& M- f: b6 L
10-612 Loosely Jointed Metal Raceways- @" f2 s* T: M* l3 K$ t
10-614 Bonding Jumpers Table 41& W5 A) C; n0 R' b2 K9 d
Grounding Electrodes
+ h7 e# |. N2 u# W N+ z$ r% J10-700 Grounding Electrodes
" `- V9 v q' o7 f2 b6 ~! V10-702 Artificial Grounding Electrodes+ S: C1 X4 b* k+ H
N 10-700 & 10-7023 ?- f% v0 o% X
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)
, N; y2 _) o% c* DN 10-702
! `7 y4 P- Y+ _' F& W* ?7 H10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding4 ]7 K/ D# F/ z2 n
N 10-702
0 P* A% r- {% _, u! M5 Y10-710 Use of Lightning Rods (Appendices B and G)
: J" \. \! w" Z* r( k# DN 10-706% N4 G% r& r' l/ M6 c& Q6 B+ ]& V
Grounding and Bonding Conductors# Y1 O; D8 D( j% I3 ~
10-800 Continuity of Grounding and Bonding Conductors! Y" k5 P1 A6 `5 n8 ]7 H) I: q
10-802 Material for System Grounding Conductors
$ d6 f8 J' u& y10-804 Material for Bonding Conductors1 a. R9 Z1 r' H& e. @! Y8 o
10-806 Installation of System Grounding Conductors
* h, B* z" A4 a4 u10-808 Installation of Equipment Bonding Conductors
2 Q0 o( g+ a$ R% _8 f10-810 Grounding Conductor Size for DC Circuits
% }& U# ^+ g9 w( `4 y10-812 Grounding Conductor Size for AC Systems (see Appendix B)% y5 i( x3 c' {& F+ |. I! \' q) w( S' ~' {
10-814 Bonding Conductor Size (Appendix B)# q& ]* G5 v* M: e
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
& X5 e) z3 S- O, X% ^10-818 Bonding Conductor for Outline Lighting
$ P/ n2 R' V; y+ S- S; f! F10-820 Bonding Conductor Size for Instrument Transformers
V5 e7 @! k+ H. AGrounding and Bonding Conductor Connections
$ w. ]' v$ [* Y8 d! b! p10-902 Grounding Conduct Connection to Water Pipe Electrodes
# r8 n q. @+ ~( E9 l- `) G3 j5 Y10-906 Bonding conductor connection to circuits and equipment
& h# g- Y5 v) L$ t9 E3 K1 {! M10-908 Grounding Conductor Connection to Electrodes
5 L# g! b1 S2 C- f) @4 C! @Lightning Arresters
" X E4 {2 b/ G10-1000 Lightning Arresters on Secondary Services – 750V or Less
" g" X) ?3 a* l) G6 l- y* @1 N7 r; U- o0 d; J! O r. q
Section 12 – Wiring Methods
- R+ [' m. D) O0 {; }9 c1 b8 cScope4 z9 M! f9 K" ]/ G! _% z
12-000 Scope (Appendix B)- q. Y5 l* z& v. ]$ h9 {6 N% s
General Requirement& D- Z) H, @) y/ [4 d
12-010 Wiring in Ducts and Plenum Chambers
( ]# v4 _# L5 M0 r12-012 Underground Installations (Appendix B)7 M$ W* |- j. b0 l/ I4 o2 c
12-016 Lightning Rod Conductors. w: u4 d/ n9 `3 o
Conductors - General
5 M& D" p, O9 W0 Z12-100 Types of Conductors (Appendix B) Table 19
" s% P+ Q1 O2 ~' ?7 d _& \. M12-102 Thermoplastic-Insulated Conductors
6 M' w3 k# a/ _12-104 Flame Tested Coverings
! _1 l0 n$ {8 F) n! U12-106 Multi- and Single- Conductor Cables7 e0 [( h# z* b* t1 H
12-108 Conductors in Parallel (Appendix B)- A$ A/ Y, S; n
12-112 Conductor Joints and Splices
3 g% ]) g" q# Q/ b, [5 }; ^6 D12-114 Ends of insulated conductors
7 v% j, Y4 i& i3 g- \# W; I+ g12-116 Termination of Conductors (Appendix B)
' J u3 R. M) g0 \, Y( T12-118 Termination and Splicing of Aluminum Conductors
" q8 _7 r4 [2 k9 {6 q6 w; k3 p12-120 Supporting of Conductors - Table 212 l1 t, R$ w6 V8 R
Open Wiring
3 E S- H$ A# B- \12-204 Spacing of Conductors; }( X A! t6 E2 u; ]9 a
12-206 Conductor Supports
7 v0 e7 d% h9 D, b12-208 Conductors on Flat Surfaces
& X' l$ g! b5 s: E12-212 Protection from Mechanical Injury3 ^) s- e; Z, ?
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises
# X, e7 I( \- @3 F4 H; t12-308 Minimum Size of Overhead Conductors: Q/ d3 E( L8 Q. B; T
12-318 Use of Neutral Supported Cables9 V3 C4 Q/ d" L' C1 {3 y
Nonmetallic Sheathed Cable0 R/ j2 C6 ~, I/ T m% g+ [) V
12-502 Maximum Voltage1 d8 M6 {& j* m
12-510 Running of cable between Boxes and Fittings (Appendix G)
2 w) o( E5 X6 I6 x6 @12-514 Protection on joists and rafters0 q8 q3 I) f! @8 }9 \1 y5 c* Z
12-516 Protection for Cable in Concealed Installations (Appendix G)
8 q+ g# K0 e* C# l: n12-522 Where Outlet Boxes Are Not Required
! l0 C2 B0 Z+ n4 sArmoured Cable+ D8 V( m4 F' O% _0 j0 [
12-602 Use (Appendix B)( e1 x" J9 i8 G$ x3 O4 U, o
12-604 Protection for Armoured Cables in Lanes
K! z! A1 n! |7 K$ x12-606 Use of Thermoplastic Covered Armoured Cable
9 a6 z# Z5 k0 O( s9 V$ ]9 D12-608 Continuity of Armoured Cable' F! w3 x/ u$ s( I4 ^2 x
12-610 Terminating Armoured Cable
5 y3 L | X: }8 W5 P# }12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems/ c1 d1 R; h) \& U% l! t, C
12-614 Radii of Bends in Armoured Cables
' ~' [$ ^0 ~+ s- B8 X" |! x12-616 Concealed Armoured Cable Installation
. s+ m- O, O! D2 H2 {- j1 i12-618 Running of Cable between Boxes, Etc
a# N3 [; U; [# z* T. S' OMineral-Insulated and Aluminum-Sheathed Cable
- i7 p5 u) R" b9 c/ o4 Q) L9 ]12-702 Use$ F9 U g8 `) T" b
12-704 Use When Embedded5 R7 M" i& a% W; n4 w
12-706 Method of Supporting
5 b# Q+ W1 N. L6 {12-708 Direct Earth Burial+ l% e. F* U9 n/ i# I
12-710 Mechanical Protection
t7 o3 T$ j1 d* }6 [& z2 B- ^2 R8 l12-712 Radii of Bends# U# p9 ~8 x+ o. u& c
12-714 Termination of Mineral-Insulated Cable (Appendix B)/ p% T$ c( T, _) [! E; Z
12-716 Connection to Other Forms of Wiring
% Q3 R6 V7 \- t+ j5 J6 e- uFlat Conductor Cable Type FCC
0 R8 |/ i* k" S4 _! t. O/ p. o( b5 L& k12-804 Use Permitted5 e. b5 {$ n; h' Z/ r+ K9 v
12-806 Use Prohibited. D% H4 v! N! u& f0 D3 Z+ J& j
12-818 Anchoring. U; }: ~; h4 a3 O/ r
12-820 Crossings
# W# A" F/ I) Q6 t; Q, _Raceways - General
# V* }8 u6 _" V# o& l V t! e; K12-904 Conductors in Raceways$ b7 _9 b5 p) S* T/ l; }, a* P
12-906 Protection of Conductors at Ends of Raceways; ^6 J0 d* o, S: W8 K3 U4 Y
12-908 Inserting Conductors in Raceways' d- z/ c0 e3 h0 f; ~- p9 m. O' C
12-910 Joints or Splices Within Raceways
6 U5 J/ o1 W7 [12-912 Stranding of Conductors* T9 s: c8 n; d/ f
12-914 Electrical Continuity of Raceways( s0 @; p5 k1 A1 K( D
12-922 Radii of Bends in Raceways
1 ]3 Y. w) m4 G" s' i' l* u6 ~5 T# _N 12-922 Radii of Bends in Raceways Table 7
. ?( S8 u3 u2 H7 k M, H$ \5 E1 g z" P12-932 Protection for Raceways in Lanes
0 ?- z2 L0 }4 ^6 b12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B) l4 w3 m. G+ K0 P, x$ Q
12-938 Capping of Unused Raceways
$ B' ]! m$ c- U- R( p x12-940 Maximum Number of Bends in Raceways9 |7 O+ k/ \. s3 Q
Rigid and Flexible Metal Conduit
# H# C+ k; x8 y0 O* L12-1002 Use! O. \( x: p a
12-1004 Minimum Size of Conduits `2 d4 M/ {7 S' }, E/ d6 t- b
12-1006 Conduit Threads (Appendix B)
. {3 E( D( b% q+ ~! P2 n12-1008 Thread Engagement& ^0 c* T4 w, J+ N6 K( _! k' @
12-1010 Maximum Spacing of Conduit Supports, G5 j% ]. `" f; g3 U" R
12-1012 Expansion and Contraction of Conduits (Appendix B)" B: D& A g3 T7 ~
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
( X' f; C9 e: jRigid PVC Conduit and Rigid HFT Conduit
+ a. H& } ], T0 S12-1100 Use
. L2 `# j8 T; x9 x. D12-1102 Restrictions on Use
h: ^5 R: E: e0 z( E5 o+ S12-1104 Temperature Limitations (Appendix B)
! [+ G8 `7 s) S12-1108 Field Bends (Appendix B), (2)
5 z1 _$ _1 S' D12-1110 Support of Luminaires, N0 S1 U; U$ q/ E+ Y
12-1112 Fittings4 f: V; H5 y) W
12-1114 Maximum Spacing of Conduit Supports
! S% @( y8 [+ w1 P1 O# J" K( q12-1116 Support of Equipment
4 ~/ ~6 A% Q2 O2 a12-1118 Expansion Joints (Appendix B example)* k% a! f) K0 G# a( x
Rigid RTRC Conduit1 P* B. N7 t, \" d/ k
12-1210 Temperature Limitations* |. `% g& E& B8 y
12-1214 Expansion Joints (Appendix B)' v; R. G/ l* X, v7 H: f) G9 c8 C
Liquid-Tight Flexible Conduit
3 j: b& g. s7 D9 ]1 g$ K+ n9 t8 T12-1302 Use of Liquid-Tight Flexible Conduit
9 S2 r2 H. c4 e* D5 E12-1304 Maximum Number of Conductors+ A4 E( B# l( Z4 d" s2 Y
12-1306 Provisions for Bonding
' X# t/ M1 _7 h) A* c, ?Electrical Metallic Tubing7 P$ u3 }6 e5 o) e
12-1402 Use1 @% Y: e8 e( q# ^+ t$ g
12-1404 Supports) Z/ K( N9 {1 r3 O% E+ ]
12-1406 Minimum Tubing Size( x7 Q8 f1 x& s. C1 s
12-1408 Maximum Number of Conductors
/ k! k4 f! I1 O- i' T3 S" _. v2 l12-1410 Connections and Couplings5 p! _/ K. t! e
12-1412 Radii of Bends in Tubing7 V6 w' K% F. y7 i% {' a& M0 \- m: k
N Table 74 H3 A' W/ s2 @/ k
Electrical Nonmetallic Tubing
7 x. q" f4 y+ a2 j12-1516 Provision for Bonding Continuity+ b8 P6 T0 d3 R: _* |$ c( d
N 12-15140 _6 i( [! Y5 J4 M+ t6 F1 o$ K
Surface Raceways
2 Y [5 ?4 _1 i h12-1602 Use of Surface Raceway (Appendix B)$ O e) P. p3 Z
12-1604 Temperature Limitations% ]0 n b0 F: t7 ^2 {" y1 ?
12-1606 Conductors in Surface Raceways (Appendix B)1 ^+ I( E( e& P4 B" Z3 J" v) E
12-1608 Maximum Voltage
3 i( R$ F' m$ O12-1610 Joints and splices ( }! R1 U: A& v$ n( ^( A! z1 g
Underfloor Raceways
3 t3 z$ C- X3 F* Z! G12-1712 Discontinued Outlets in Underfloor Raceways
/ F7 y n2 |6 ]7 q% D, A- VCellular Floors( ?) ^8 |% q: [( G
12-1804 Maximum Conductor Size in Cellular Floor4 f5 d+ M: a- L' j' d- U; n7 H
12-1820 Cellular floor discontinued outlets ?! u5 \5 j+ P3 z$ f
Auxiliary Gutters7 x6 K" M; G9 E. T Y
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
. x; r3 t; u( ]; _12-1902 Auxiliary Gutter Supports
0 [; W) J$ z7 W" d7 U1 s12-1904 Auxiliary Gutter Cross-Sectional Area) N# X% v P0 ^% V7 H& Z+ L
Busways and Splitters/ `& `6 u, }* n5 g! z
12-2004 AC Circuits in Busways and Splitters; F) u4 M Z+ ^& w! Q$ p$ R
12-2006 Busway and Splitter Supports
- c" k+ z5 m2 t' z# v- a12-2008 Method of Installation of Busways& [( J6 q8 T& s
12-2012 Reduction in Size of Busways
- X0 b0 N0 Y' W7 i3 L1 i9 D12-2014 Length of Busways Used as Branch Circuits
# X4 ^, [, P: }12-2018 Taps in Splitters0 t6 i# G& i$ s3 C& t
Wireways& S: m( s. K- B0 h: P
12-2104 Conductors in Wireways, c. T1 x9 C( N5 G4 Y E% H1 x
12-2106 Taps and Splices in Wireways
5 W# F6 D: Z& F1 `+ K Cable Trays) Z. L- H5 Y) A# U( s: i
12-2200 Method of Installation (Appendix B)
- u* d( t+ s% ? x) H12-2204 Joints and Splices Within Cable Trays, H3 A+ ]/ [$ I2 p
12-2208 Provisions for Bonding/ _$ z* V2 a; P7 h5 _2 x. h2 F
12-2210 Ampacities of Conductors in Cable Trays
, P4 A& p* x, ZInstallations of Boxes, Cabinets, Outlets, and Terminal Fittings
2 {" k; l- h7 n, b+ G U12-3000 Maximum Number of Outlets Per Circuit
" I9 J; _3 w2 C: W$ v+ U% w8 iN 8-304
+ |9 s3 l% m* u9 p' N( M; `& m12-3002 Outlet Boxes (Appendix B)
$ j1 I3 d, I$ {N 12-3000
], i6 W0 ~0 \' K3 M3 t9 }+ y12-3004 Outlet Box Covers* l$ F8 z5 D7 h' U% q6 V: i: I. c
N 12-3002
/ ~# m& T) V, K& H12-3010 Boxes in Concrete Construction8 }+ V v) N% v8 r) o* h
N 12-30082 v( {9 {4 t; g# V0 L+ D* m
12-3012 Outlet Box Supports
0 w4 I0 ]8 ?: gN 12-3010# H7 @7 C$ w! D- v
12-3016 Accessibility of Junction Boxes: r/ h" t9 `9 R1 K. X. A! z( n, \% w
N 12-3014
- e/ K+ O" ]" h6 j0 y12-3018 Flush Boxes, cabinets, and Fittings
# H0 J% s; c yN 12-30162 |& s" ?; l8 c X$ Y- q1 n
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B)
! l& K* p8 y! j" EN 12-3022: T1 Y) F& I. R0 N0 ^
12-3036 Maximum Number of conductors in a Box - Table 23/ \8 l6 n( [+ E! Y) f7 Y
N 12-3034! E9 I6 |3 M$ G5 W
12-3038 Pull Box or Junction box Sizes
: r" U; ~. K2 H4 V7 i5 UN 12-30360 B; q4 n! T# X$ j- m. b/ f) S5 G
, m F# s; \" H
Section 14 Protection and Control
1 c4 i, D) |' e, q; LGeneral Requirement% O5 C- G5 { H6 i+ h
14-010 Protective and Control Devices Required, `. v) a, N0 K# i
14-016 Connection of Devices# I# t7 q0 p" R! }6 }, b
Protective Devices – General5 }# b+ I+ }1 \& O+ ~
14-100 Overcurrent Devices Required& o+ K# _' w) q* a
14-102 Ground Fault Protection (Appendix B). Y; N4 J4 _$ K K4 s( [) `2 q
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
" B3 o/ n+ X: R$ O: J! P14-112 Overcurrent Devices in Parallel) F, f, M3 ~3 ?9 e
Fuses
2 `0 Q" ?) C" l4 ~3 R1 R, x- {+ p9 A14-200 Time-Delay and Low-Melting Point Fuses; _% F- v2 N; v- q* i
14-202 Use of Plug Fuses! V4 s% d- M) Q" {/ T
14-208 Rating of Fuses
/ J4 r: f5 m- ?14-212 Use of Fuses (Appendix B)- ?- y6 p( ?' R, ~* u
Circuit Breakers" o/ M9 I; G* [* k9 U) |9 ]
14-300 Circuit Breakers, General) s) J2 G8 M) p0 y7 w- l
14-306 Tripping Elements for Circuit Breakers# F) F# D I- b$ v7 u
14-308 Battery Control Power for Circuit Breakers g: ? p' {/ r8 Y$ K
Control Devices - General2 ?# s( }5 v' @* J
14-402 Disconnecting Means Required for Fused Circuits% @9 h2 J2 A2 O3 `& Y C
Control Devices - Switches4 l$ y, s; p( \) P2 K2 H
14-502 Mounting of knife Switches) E; _7 |* Y6 Z9 [3 r8 `: L- {
14-504 Maximum Rating of Switches0 c- z) a& A! l( N: H
14-508 Rating of General-Use AC/DC Switches (Appendix B)
. @' E$ w% n/ N; y2 w3 [14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
+ }& ]" {: v9 Y. ]+ ]0 }Solid State Devices% P/ U \6 ^( }( n4 O* J: M" @( p r
14-700 Restriction of Use$ L- j L" T, T3 i5 R0 }
14-702 Disconnecting Means Required# Y: V$ S7 k, z
) g) A I0 F5 r2 O
Section 16 Class 1 and Class 2 Circuits- n; P6 |! S/ t/ g: t! u
General& X4 L8 t9 x) O+ s( G. @
16-004 Class 1 Extra-Low-Voltage Power Circuits/ J( H s: s V F' L9 b' H$ K
16-006 Class 2 Low-Energy Power Circuits/ I" ~6 @* g: ?; A1 m
16-012 Circuits in Communication Cables
5 ]3 { r ]4 `4 Y1 T. aClass 1 Circuits
# T7 c" n* k8 l7 H8 ~2 p1 Y16-100 Limitation of Class 1 Circuits8 t# {& Q% |) K! r
16-104 Overcurrent Protection of Class 1 Circuits
# M3 V+ p5 Z( J, U' L% `2 _7 g: H16-106 Location of Overcurrent Devices in Class 1 Circuits
9 z1 \7 X1 y4 R! @- s16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers1 ?- J7 q$ m: L5 I9 Q; P% R, s
16-110 Conductor Material and Sizes
$ d4 L/ `/ G* t# [' }0 f16-112 Insulated Conductors for Class 1 Wiring4 ^1 `9 @* M& g8 R9 @* ?; G7 v
Class 2 Circuits
4 u/ Q) ]& z# E3 O, _16-200 Limitations of Class 2 Circuits (Appendix B)
" p, \9 Z# B8 S, @" \16-204 Marking1 e/ U4 I+ q! Y7 Q7 h) _) @
16-206 Overcurrent Protection for Class 2 Circuits# ~+ F9 T) r, l$ X. z
16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
- ~) w3 _3 v3 l4 d% y& tELC: extra-low-voltage cable! `7 N/ v, \3 N( n2 J$ ?; d0 t
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
) S! E. o, K' ^
$ }4 k4 V& z: g& Y0 u* c; dSection 18 Hazardous Locations
3 ~% o. e8 [$ w( tScope and Introduction
3 M3 B& _8 h' c18-004 Classification
4 w! s0 F) m/ }+ x- n/ K9 W18-006 Division of Class I Locations (Appendices B and J)
' b: B, x( D. Q18-008 Division of Class II Locations (Appendix B)( X; E) s9 x8 t
18-010 Division of Class III Locations (Appendix B). q; ~ C2 a% Y' O* K
General
! K5 p: W# ^8 [; l" X18-062 Metal-Covered Cable (Appendix B)0 t( s6 t4 z) I3 ~3 i: y
Installations in Class 1, Zone 1 Location
! k( F: \9 k- y1 }18-108 Sealing, Class I, Zone I (Appendix B)/ G4 z+ { z! y1 z. {4 a
! R( v; ~- Y7 d$ B1 j
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars) l K/ J1 g% D9 `1 ?. v, I
Gasoline Dispensing and Service Stations' U# y1 n* ~* y& J5 Y
20-002 General
$ L# X& b0 L: X9 V& E5 ^) }20-004 Hazardous Area (Appendix B)1 j6 ]( X* U9 m: B3 u
Propane Dispensing, Container Filling, and Storage
& ~3 m' ]. \2 K1 c20-034 Hazardous Areas - Table 63$ m; M0 E3 k7 |
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
- c/ I- j; { ^+ ?* z' {20-062 Hazardous Areas0 @4 P7 _0 ~3 D# m1 g& Y# {4 O6 a
Commercial Garages – Repairs and Storage
7 m* L' g8 J' O% I20-100 Scope
' D7 p4 Z4 [5 `5 s8 o! Z20-102 Hazardous Areas (1)
. e x# H. _/ e$ L L A, v& E8 ?8 q, O, p' i
Section 24 Patient Care Areas
9 L- i$ x: z; z8 s- Q1 O1 H( U6 l% Q24-000 Scope (Appendix B): F' Z2 E& Y n% ]+ P' t' R
24-002 Special Terminology (Appendix B)
& b, g) H2 {$ b1 @/ g0 C( { Patient care area1 q" b) E* j& _, S, B: g% m r9 Z
Patient Care Areas9 B H, |& X/ q U( z6 [
24-106 Receptacles in Basic Care Areas (Appendix B)! ?* I& N u! ~( u, A" P! A# W
Isolated Systems
0 q! d0 n# k! z+ B$ v24-204 Single-Phase Isolated Circuits (Appendix B)
1 K! X) g- n. u) w2 E% M& }0 G24-206
! [+ }& ]( Z2 W: d' o* U$ {& B; `! e. c: C
Section 26 Installation of Electrical Equipment
* |/ s! Q7 ]' X# X' I+ ^/ F( eGeneral
) v# l. Q! c& }' b9 O6 n26-004 Equipment Over Combustible Surfaces (Appendix B). m* }8 Z3 U `$ D8 {6 M
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)5 V4 x6 Z8 i3 M/ ?, n
Isolating Switches) M. J/ j6 {, T
26-100 Location of Isolating Switches
, w4 g) |9 H4 ~+ x( c/ P1 T3 UCapacitors9 h2 V; ]5 g9 @. h
26-204 Guarding of Capacitors
6 g2 q# Y. h1 u3 y4 h3 Q; U26-206 Grounding of Capacitors
- p+ n' D0 [5 z2 V" S26-208 Conductor Size for Capacitors
& p' J" f; d/ e26-210 Overcurrent Protection (Appendix B)
1 y0 E) S6 p- B7 ]& B- E' ~0 r1 t26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
( z$ l I% x* I8 U4 b5 L" r0 z/ B26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits" r7 {3 ~/ f* g6 Q+ _
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
* T4 r/ _ n" [26-218 Special Provisions for Motor Circuit Capacitors2 L. r2 A; ~0 Q
26-222 Drainage of Stored Charge of Capacitors
+ l8 y6 S5 z: A+ CTransformers
( O& z& ^1 {1 M# i/ i! l26-240 Transformers, General3 Q8 ^- k5 Z0 I* b# ~0 @# [& L
26-242 Outdoor Transformer Installations
' I4 B0 w! N0 }8 z+ C8 R26-244 Transformers, Mounted on Roofs (Appendix B)! C0 x) T8 B1 ~+ V: c
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
$ f% M/ q! V! F5 I26-248 Dry-Core, Open-Ventilated Type Transformers% P! s; J: i! s# K7 H K
26-250 Disconnecting Means for Transformers4 N0 Q0 g; z1 N& a
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
5 M9 l) @% h& E26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers+ l: z+ n- p/ k# m- K- ]
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)8 X) g5 B1 G, x% p6 J
26-258 Conductor Size for Transformers
3 {; e8 S. K2 B( P6 p) }26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)2 U, G! \- \/ e2 c
26-262 Marking of Transformers
5 _( S3 t1 X9 p6 e* S26-264 Auto-Transformers
2 w$ g4 t' E7 Q' B- Q! b# {Fences
) ]' B1 W4 f: ?8 ?4 X$ @& k; K26-302 Clearance of Equipment - Table 33
2 g3 A% i3 H* u2 ] nPanelboards' A I4 q' `" }/ x& K, Q
26-400 Panelboards in Dwelling Units (Appendix B)( i5 p$ f) u0 b! A" E8 S# ?2 |
26-402 Location of Panelboards (Appendix G)
+ ^6 d% L+ T) b: {Lightning Arresters2 U, c& A. \6 r: L
26-508 Connection of Lightning Arresters
; N" Q# k; E% xStorage Batteries M7 F! s9 _6 Y" Z! |/ R5 t; V
26-542 Special Terminology% k( }$ G+ K% ?6 i2 U
26-550 Battery Installation
# o% e# F! l; R5 d26-552 Wiring to Batteries
. s1 K2 y9 r" T0 G3 W7 g. |7 tArc Lamps- {# v2 p5 d1 D8 y7 E/ p/ V
26-600 Location of Arc Lamps
# P; x) u( Z5 T5 Y+ u7 N26-602 Conductors to Arc Lamps2 R" W& z, h1 k: ]
26-608 Globes and Spark Arresters
( m1 h0 X9 _+ b" D1 W6 VReceptacles
; c! q) Q1 K& ?26-700 General (Appendix B)
4 ^* e8 @. X, |: T26-702 Receptacles Exposed to the Weather( Z6 r2 m8 W+ \ b1 V& `, @4 _
Receptacles in Residential Occupancies
8 \8 J6 N- A/ S( W& P9 s26-710 General (Appendices B and G)
! j; O9 B1 G2 L6 P. x26-712 Receptacles in Dwelling Units (Appendices B and G)/ M. Z4 \2 n0 c, X: i" u5 A3 x& b
26-714 Receptacles in Single Dwellings (Appendices B and G)/ n- i S* [3 n" B
Branch Circuits in Residential Occupancies: z( F5 A5 u6 }$ f. U- X
26-720 General; U8 F! K6 f0 |/ A
26-722 Branch Circuits in Dwelling Units1 X$ `8 c% x! J1 j, K! X9 m4 {
26-724 Branch Circuits in Single Dwellings1 R. G4 t! d* M. z
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)+ ]* v g3 E2 i" a
N 26-720 (F)3 u" z: ^% q; W1 n4 V
Electric Heating and Cooking Appliances7 _4 J. ^1 Y' e5 U
26-744 Supply connections for Appliances }* Q$ Q: N) V& q9 l
26-750 Installation of Storage-Tank Water Heaters
$ _) a7 ~8 f4 e! a* S8 |26-752 Infrared Drying Lamps
6 S- X6 v' k& a2 [8 {6 j0 X! ?" t- @$ Y$ @/ M% S3 R
Section 28 Motors and Generators
6 L( R) s/ R1 |" G" I8 BGeneral
. Q: o! [0 g: M7 ]- f; J28-010 Special Terminology
; p1 I" N' g+ c s% HHermetic refrigerant motor compressor. a* l- J7 z7 I' M. N" B6 v8 e, N
Locked rotor current rating0 _8 W& [ {! M+ p1 Q! X
Service Factor
3 i8 [* I' Z- J& U% [/ mTable 44; Table 45; Table-D2. |! j. k' t, I# F
Wiring Methods and Conductors; o/ g0 f( B: I
28-102 Portable Motors" `' O K1 t7 o3 ?& Q
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity
" w- b& w u e* T8 s28-106 Conductors, Individual Motors
" f/ m; l. x4 D! T: T28-108 Conductors, Two or More Motors# d3 r7 @1 `% w" {* l+ l) R4 ~% K0 Q
28-110 Feeder Conductors
" F7 N! t% v. j% Z28-112 Secondary Conductors% h1 r( L. O' P( Y$ a( \$ b1 I' |
Overcurrent Protection$ N1 y* x8 X6 n/ _2 z% p& S5 A
28-200 Branch Circuit Overcurrent Protection0 S' W- ~: o" {' A' K) r0 ]5 q
28-204 Feeder Overcurrent Protection5 |: l& Q1 T6 k
28-206 Grouping of Motors on a Single Branch Circuit. X7 }/ N" c" f3 v$ [( C2 S
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
8 D1 ^ ?& v: AOverload and Overheating Protection
! f; V3 j5 h. d( n. E+ B28-302 Types of Overload Protection
# n- n0 X* W; R7 y5 @28-304 Number and Location of Overload Devices (Appendix B) Table 25
/ I/ d6 _+ r" j9 F# i' l28-306 Rating or Trip Selection of Overload Devices (Appendix B)5 J7 H& C z. \- o
28-308 Overload Protection Not Required
8 x ?# O, t5 }7 g& ?0 aUndervoltage Protection
% {! G" A* [6 v2 d6 X2 Z' O1 C/ e, q28-400 Undervoltage Protection Required for Motors (Appendix B)8 b0 i# h: l3 n3 A( K$ ?
Control4 m$ T) v. o( ?1 t
28-500 Control Required; l: V2 h# B: p* y2 I! ^
28-502 Control Location
" Q$ H0 H6 D2 @28-504 Starters Having Different Starting and Running Position
& ]* g2 \( H, K( F* K. O$ A8 u. C28-506 Grounded Control Circuit; e6 X: u: P0 n- y# ~
Disconnecting Means
& k. {3 N/ t$ P W% G) @28-600 Disconnecting Means Required
4 m! u: R. k/ _1 y28-602 Types and Ratings of disconnecting Means (Appendix B)+ ^1 E5 H3 i- O9 I/ `, R
28-604 Location of Disconnecting Means
4 O( U( ?- h) o$ R2 d Hermetic Refrigerant Motor-Compressors6 L+ c1 F6 o4 g/ D* }; Q T
28-706 Conductor Ampacity2 d2 H- U' k1 ^+ o) ^& h' j( H
28-708 Overcurrent Protection
- A K% F6 n7 _# }# z28-714 Disconnecting Means
6 A9 V; S- M; E. K4 w$ cProtection and Control of Generators6 Y4 q/ `: n% ?$ g- M1 X9 E
28-900 Disconnecting Means Required for Generators
, I3 i0 s6 F9 @9 `1 o28-902 Protection of Constant-Voltage Generators3 W* W0 @; S" d; y: w1 n
28-904 Generator Not Driven by Electricity! f n4 C8 l6 p# ?8 N* ~( K1 p
28-906 Balancer sets
6 l9 ]1 W' {) \28-908 Three-Wire Direct-Current Generators
# X4 A1 ~0 B* z# i* W5 |5 l6 [4 u M4 J- R( |& x
Section 30 Installation of Lighting Equipment
$ r& @: E" O& e, W4 x. r* _1 \30-002 Special Terminology (Appendix B)
9 {8 N5 F) P& X8 _General
6 d" { g' j) J6 ~# q1 }) D+ w y# U30-102 Voltage8 X5 C- s& i% ^! r
30-104 Protection (Appendix B)
5 D3 P8 C g$ t0 ]( I8 d30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment5 X* k8 R! l) ]" y$ o, }
30-108 Polarization of Luminaires
1 c) ?$ y6 m+ P8 H l3 f3 v30-110 Bonding of Lighting Equipment
0 I* T7 \! b8 j) w2 DLocation of Lighting Equipment% E; k" o0 @+ N/ ^7 E
30-200 Near or Over Combustible Material
1 q9 j' M) A4 a. W7 |30-202 In Show Windows; ~8 @- l: F. q
30-204 In Clothes Closets, W/ t( E1 c9 Z# y
Installation of Lighting Equipment H" R* u( p0 o7 x$ A" T
30-302 Support3 w, ~# [; ?8 ~9 M7 ~" t+ u
30-304 Outlet Boxes to be Covered% @$ b1 s0 D% B
30-308 Circuit Connections- G7 O D2 Q9 R5 a/ e+ I
30-310 Luminaire as a Raceway! {( M2 Q. u6 l6 y, d
30-314 Minimum Height of Low Luminaires
' l/ q/ K/ x U( w% e; P30-316 Luminaires Exposed to Flying Objects. H- Z/ d! s3 W+ q+ y3 Y
30-320 Luminaires in Damp or Wet Locations
/ y: E; G& o9 N6 V) g6 |N 30-3183 E8 f5 s8 |' F+ g) [/ ?
Wiring of Lighting Equipment
1 F5 I6 p/ L1 |! f& O30-400 Wiring of Luminaires
! e' S. H9 H2 O$ V Y: ]30-402 Colour Coding
* C2 D1 g: a6 A4 H* B( H$ _: q2 }6 `30-404 Conductor Insulation
( Y$ g. Q. ?1 f5 t) K4 P30-406 Conductors on Movable Parts
( V# {# E- |# @4 [4 ]30-408 Wiring of Ceiling Outlet Boxes4 G3 \/ ?( l. N4 }. v! ]
30-410 Wiring of Show Window Luminaires* [2 b% w- c; y" f1 r( [1 {/ R- k
30-412 Tap Connection Conductors
( c8 F3 r+ [! \% h0 s9 z0 PLuminaires in buildings of Residential Occupancy4 _. |- {0 Y8 n M# ^, V* |; v* P5 f
30-500 Lighting Equipment at Entrances (Appendix G)8 ^) T; U' _( V$ ]6 k7 o, X
30-502 Luminaires in Dwelling Units (Appendix G)2 r! X( K# v8 ~' }& |, W9 M
30-504 Stairways (Appendix G)
% A- e- \2 [( R# M+ M1 f30-506 Basements (Appendix G)! `3 t' _: p% ?% |1 o( b5 d
30-508 Storage Rooms (Appendix G)1 b& c8 k+ `5 Z) H. p
30-510 Garages and Carports (Appendix G)1 G1 U* @, a* G1 B$ S
Lampholders
; x: D9 D9 a5 ^" X$ a* f30-600 Lampholder rating with Incandescent Lamps
$ n+ f$ ~8 b I9 b0 c" yN CANCEL
i. N* h7 M6 T- V30-602 Connections to Lampholders
" P2 @6 K9 K$ R: a4 i0 |( W" EN 30-600
9 d3 n* v7 ` P* p: Q30-604 Switched Lampholders Used on Unidentified Circuits& |, h$ P! x4 P
N 30-6021 w8 F' I$ P3 ~# |
30-606 Switched Lampholders with Pull-Type Mechanisms
7 y" g) Y! m/ q. gN 30-604. Y9 b4 K3 M& s/ Y3 p
30-610 Pendant Lampholders
7 ~9 t5 R( d7 Y3 r" KN 30-608
0 Q2 @" b2 z& D v9 c1 b1 iElectric-Discharge Lighting Systems Operating at 1000V or Less% s0 v7 }7 ?' H& j
30-710 Control (Appendix B); J# t1 l# y) K
30-712 Branch Circuit Capacity
! L; w# D- }6 w1 T) D7 N. @3 @Electric-Discharge Lighting Systems Operating at More Than 1000V* a% S0 q% D/ z$ B$ J) d
30-802 Voltages, Dwelling Units
! ^* A0 }' j* S0 R9 g30-804 control (Appendix B)
9 G6 Q: w5 W% pRecessed Luminaires (Appendix G)& R% v' c) S' S2 M" T& S8 y
30-902 Spacings for Non-IC Type Luminaires7 ]7 b: E: }2 k ?
30-910 Wiring of Recessed Luminaires (Appendix B)
8 {( n* m' h1 O* v7 x+ i" ZExposed Wiring for Permanent Outdoor Lighting
2 s4 S( M8 J, b! m, P' @1 F* B30-1120 Branch Circuit Loading and Protection
" \: D6 }: r# I5 XExtra-Low-Voltage Lighting Systems0 \& R/ Q6 O: X
30-1202 Sources of Supply
7 s" [' F3 {) ^" x9 q- X& W- C k, l/ R7 O) `- Y
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)3 a3 v: o* U* P% b* Z
Fire Alarm Systems
% H& k% l6 J: |- ]* d: U32-100 Conductors
9 J C# x6 I7 K8 Z4 A5 j! O32-102 Wiring Method+ r' E/ r7 _% n. }1 R
32-104 Equipment Bonding
( y/ [! ^& J+ H, ?9 b( f1 h$ P5 Z2 {$ n32-106 Electrical Supervision. M- l2 `2 b$ X4 A0 |
32-108 Current Supply
1 N8 Y/ o3 p; X& r) @& Q J32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
4 ^* Z h# t9 z8 Z* y3 w7 EFire Pumps
* O. L/ I; @; [1 Z* P32-208 Overcurrent Protection (Appendix B)
, L! S" K) Q/ ^2 `! |$ Q& G, Y, xN 32-206
/ v* f" A1 y# Z8 V" G32-210 Overload and Overheating Protection (Appendix B)2 F; g) a$ M3 D4 k& W: n* X7 J
32-212 Ground Fault Circuit Interrupter (Appendix B)& O1 E4 E) i# w: X
" ?- f; g4 ~& ~; S5 W( G$ YSection 36 High-Voltage Installations- A' k+ @# _3 T
General
7 L( C3 S+ x8 h$ _: g36-000 Scope (Appendix B)
7 f) R. k( b, K- l/ M0 n36-006 Warning Notices
& c5 |0 w7 R, M0 w$ ~! GWiring Methods
( m6 m# W6 Z. Y" F4 U36-102 Radii of Bends
6 ?4 L/ j, u) C0 i$ G36-104 Shielding of thermoset insulated conductors, X( U1 g6 u, D# b& D! b0 ~
36-108 Spacing of Exposed Conductors (1) table 30, table 31
# W# _) i) e" ?7 R" S36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34" F4 f) d9 S: h! c& m3 x
Control and Protective Equipment
' _( g) |0 L( i' M# A' @7 f/ V& A4 F36-214 Disconnecting Means: p& i* k' @5 p+ n& ~, @$ N
Grounding and Bonding% H$ d# R0 I k2 `: k( i) z5 Y- d# p
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
2 n. j9 y; o v* M7 T6 R7 z5 H36-302 Station Ground Electrode (Appendix B)- W, X v" h3 Y5 Z/ E
36-304 Station Ground Resistance (Appendix B)
# e" Q. J& A7 N36-308 Connections to the Station Ground Electrode (Appendix B)
# Q# f* E! w7 `; ]3 g5 M36-310 Gang-Operated Switch Handle Grounds
9 O. Q3 Z0 o" y- |36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations( _' C l) K0 C6 [6 d+ y+ Z
. s$ @9 b, W/ ~Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
/ }/ Q& v4 D$ N/ M8 @& Q38-002 Special Terminology (Appendix B)
, b) L1 L/ L- e- n* h2 g38-003 Voltage Limitations (Appendix B): \; W. i3 o1 y
38-004 Live Parts Enclosed& |* m# ?, Y" B7 d$ {1 x9 L( W
38-005 Working Clearances& v; o9 ] f k/ p: P: T1 i
38-011 Insulation and Types of Conductors
/ p2 x1 U! [, u9 Q+ k+ [* x38-012 Minimum Size of Conductors
5 o% q$ C; s: m* ]
' Z1 z. i# Q FSection 40 Electric Cranes and Hoists
# U" C5 V" Y4 b: d1 `2 r" D40-008 Disconnecting Means4 `' o) F; k# o
40-010 Main Contact Conductors
2 R/ B$ H% s/ k- d' A
4 o! S- H N3 T0 s/ kSection 42 Electric Welders
6 D2 m/ S7 F) }( G' WTransformer Arc Welders7 q( X7 i R N& F2 K+ G5 ^% z$ p
42-006 Supply Conductors
8 L8 ]6 }9 Q2 i: y) H8 b. _) j/ k$ U8 _# [; x. o
Section 44: Theatre Installations
8 O R# ?' W2 h/ j" iGeneral$ ~. h5 E0 l! i( Q
44-104 Number of Conductors in Raceways
) K* B; {3 r9 \+ J# b$ k44-106 Aisle Lights in Moving Picture Theatres1 B) d$ |! D" `$ h1 w8 Z
Fixed Stage Switchboards
& i+ I; S- P" K! h& Q44-210 Overcurrent Protection
; D- U( a' ^/ K8 ?- s0 G8 FFixed Stage Equipment
' I7 ?' O( e/ A% P- A+ `44-324 Receptacles in Gallery Pockets
/ V+ s7 j5 j3 [2 I44-326 Receptacles and Plugs
! g+ q: S( h* A. d2 }2 l W0 ^' [% |" V+ g. I" u, t
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
& i/ } k* C. |+ \3 I0 y k" eGeneral" k, y9 C' H" E3 X" B; r
46-102 Instructions
) ^& `% I0 N0 h* d# Z46-108 Method of Wiring (Appendices B and G)
! f. B: h( G0 x/ oEmergency Systems
5 E' o8 U' Z# `46-202 Supply (Appendix G)0 H1 f( F3 L) i$ ]$ ~9 o% q3 f7 Q
46-204 Control
3 z6 D% m! R+ H% d1 w. O46-206 Overcurrent Protection
, [) N# @8 a' N# D5 P+ a46-210 Remote Lamps
* Q- |6 b6 Q, [Unit Equipment/ F7 T; M5 B; r& o- @7 B+ C. _0 h. G
46-304 Supply Connections9 g& Z- w! \( Z- x* ^6 \/ U2 T+ @
46-306 Remote Lamps (Appendix B): \2 ?2 E2 A& ~; O
Exit Signs$ Y' \3 \+ L+ U; G
46-400 Exit Signs (Appendix B and G)7 \( ~% E' n' c- \& z* ?7 S8 i
) ^( S9 N2 ]( v: _' x4 BSection 54 Community Antenna Distribution and Radio and Television Installations
# [% g% ^- q: X- O1 `54-000 Scope1 C2 G6 k* I3 B8 K$ S2 S
54-004 Community Antenna Distribution (Appendix B)
2 d8 ]2 o% ^3 i- C6 R# Y5 PCommunity Antenna distribution) _( O7 x( G5 B& W1 W- a
54-100 Conductors0 B3 c: x/ t0 H$ m. t- @2 h4 `
54-102 Voltage and Current Limitations (Appendix B); h0 i' Q1 D1 N, U3 `- K
Protection
! e3 s* ~% v5 b# Z2 G2 O54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)6 ]' P8 P* u/ ~" l; @7 T' h* Z
Grounding0 L, H& c2 K- c, Y0 _9 R# |5 V
54-300 Grounding Conductor5 b, `/ |) d: P+ A% y# t: D
Conductors Within Buildings
8 _* h8 i h; o! V6 l9 Z( h0 J54-400 Separation from Other Conductors
( _: H7 m: x4 ]* K5 N# ]! [Equipment
* ^$ f! T7 Y. q* D) x2 A0 s5 |54-500 Community Antenna Distribution Amplifiers and Other Power Sources
. ~# g1 \% H$ ?/ x, O54-502 Exposed Equipment and Terminations
+ X ]- M# I+ P! c. ^# Y- v6 A0 ?1 R) S1 c. K2 j. |; [/ \
Section 56 Optical Fiber Cables
% X# [1 n" j2 Z3 g6 }; C: OGeneral
3 k G( o' M, J' C5 O7 n56-100 Special Terminology# [7 a3 m7 @: v- z3 Q
56-102 Types$ |; B+ d# I0 a0 i& w( P
Installation Methods
9 }# i1 e0 L' ]( ]+ U2 }. g9 g56-200 Nonconductive Optical Fiber Cables (Appendix B)
" B+ [* H) p1 |; w7 l56-202 Conductive Optical Fiber Cables (Appendix B)( L( K% T, X! s9 y
56-204 Hybrid Cables, p H& h/ ]: A1 d* S, l3 n
56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B) {: t1 v* L% z, v+ p$ B3 k D
: U' S! B: F# I/ ySection 60 Electrical Communication Systems& L" T6 S, {& _: t) P3 E, |
General* |# }; g0 o3 N" E
60-100 Special Terminology$ K( z$ \& a4 Z/ ]
Protection
- Y) o/ I9 {" E. S% T60-202 Primary Protector Requirements0 W _/ }- U! \
Inside Conductors* x4 E: q0 D& ~- q
60-308 Separation from Other Conductors
0 @& ?' P. a- n. o- c; o* \, lEquipment5 J! l G; y3 f) k
60-404 Exposed Equipment and Terminations
5 V& H ` ~3 R$ O" f3 E5 d S+ }* oUnderground Circuits
. o7 b5 F: H5 A60-600 Direct Buried Systems( k. F2 L7 M+ e# r ]: }0 S1 m, N
* R% E0 b% H' B5 ESection 62 Fixed Electric Space and Surface Heating Systems
3 S. ~: e0 P. ]General
3 @* B( E7 o. e3 n; F62-102 Special Terminology
+ b/ c& H; x. c8 O6 ~& A P62-108 Branch Circuits
3 `3 O6 `3 ~6 M8 t62-110 Installation of Fixtures
0 \. q7 Q" g/ U8 E62-114 Overcurrent Protection and Grouping (Appendix B) (5)3 ]) S) j+ h. B
62-116 Demand Factors for Service Conductors and Feeders (2). I5 Q- w7 {$ C$ d
62-118 Temperature Control Devices$ c4 X0 m4 H% u" ~) W( ^) s1 K) L
62-122 Installation of Series Heating Cable Sets (4)(7)5 M/ ~( r& i+ s! X+ O0 m
Electric Space Heating Systems* Y' I h2 q) t# \; L/ Q
62-202 Temperature Control
+ Y. a1 H$ Q8 p6 O, O/ W \/ C62-206 Proximity of Other Wiring (Appendix B)
$ k' H: J# D/ R! D" H- T62-214 Installation of Heating Panels and Heating Panel Sets
# L5 f+ v& V6 R) E$ o& i% R62-218 Series Heating Cable Sets in Cement or Plaster Ceilings& n2 u( }" \# x7 l8 @ @4 ?
62-226 Installation of Under-Floor Covering Heating Panel Sets4 {" Z. _+ Y w- T4 g! P
Electric Surface Heating Systems
! Z" l! Q+ Q6 N- \5 f62-306 Heating Cables and Heating Panels Installed Below the Heated Surface2 ~8 E( q8 z. g0 W7 }: y
9 ]: A: u8 z4 b+ [: LSection 68 Pools, Tubs, and Spas; j1 P$ g1 [8 k4 k
General) z: b9 G' V& z% c V* F5 c0 X6 u' h5 x
68-050 Special Terminology
* S& `+ O: ?* O: n68-056 Underground Wiring - Table 612 Q& n7 A3 o! `. d
68-058 Bonding to Ground (Appendix B)
/ |, V/ d; V" T! c1 h68-060 Junction and Deck Boxes (Appendix B)2 E8 \5 L. D( g; |7 ?
68-064 Receptacles. Y7 S5 A1 C) m& O% T7 y7 j
68-066 Luminaires and Lighting Equipment% A! {$ e* K8 s, x' I/ S b {4 c
68-068 Ground Fault Circuit Interrupters (Appendix B)
- F, w2 e/ \0 I$ Y- }) r& Q( U' w# O1 Y1 F6 g+ [7 @
Section 70 — Electrical requirements for factory-built relocatable structures and
5 X9 | Z: U2 l+ H+ z: K$ Anon-relocatable structures6 l0 a2 S7 F8 c/ {
70-130 Tests (see Appendix B)
8 A4 q6 ^+ R8 g( o0 f* q: X6 P( t* c& B3 C7 e7 Q1 }9 L+ |* P1 B* q
Section 76 Temporary Wiring (Appendix G)
. F' |$ E& `) P7 H Q76-004 Grounding
$ i0 T$ K% |+ y& e# m- x. @76-008 Service Entrance Equipment, e* Y, r4 F/ f- m5 O" G/ k
N 76-006
1 W% Z, H6 [( J$ C76-014 Branch Circuits9 B+ B! W r0 k! k1 n
N 76-0128 H- k9 W/ P9 K: @( m4 v
- ? B2 e7 f8 d8 J4 r. f% JSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours1 E. P) g1 E% y* w
Marinas and Yacht Clubs
/ A/ D* P' A. ^8 H3 Z78-052 Receptacles+ z! o1 O& K* y m( w7 d
78-056 Feeders and Services$ B) D5 Q4 N& b3 q1 e
Marine Wharves, Structures, and Fishing Harbours
3 v; M9 J$ }3 a6 H. t78-106 Grounding and Bonding
1 o9 K) K( U/ K dTables
! M% Q; K& r$ C) `3 G' c6 o1,2,3,4,5A,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
" {7 B" K7 N$ A& h( c1 l
0 m0 t A! f* v; o7 E N3 ]; ^Diagrams: 1, 2, 74 B1 F# K2 t& _& `8 z( O$ k
. F% p! U( |/ y, N+ {9 PAppendix B
# f5 _1 l& f% q; f. yP352: Ground fault circuit interrupter- 6mA
6 N4 n5 e( Q! B* MP354: 2-126 FT1, FT4; r/ `$ s, ^# @, u8 _) f2 r
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
+ Z5 D# ~7 F9 m' |. xP367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)
; m5 X, _, C! |2 HP370: 12-1012, 1118, 1214 Example:
- ?- p% G& e; Z/ C! dP371: 12-1108
5 y( V; d. O" |) G2 H. _; r, q* gP381: 18-108(1)(b), 18-158(1)(b), E) T9 y a8 l; o% S0 A4 I
P386: 24-206
/ d+ `6 D8 \" g3 M' @6 Q% X7 NP389: 26-256/ d* @# q' P9 B0 V9 \* M
P391-P393: Section 28, Example to determine Motor Conductors and Protection
+ y6 x3 c. z P3 [" ^
9 p; l; y0 S3 M( C( x' I# K1 k7 j+ yAppendix D
* s" s# E$ C# C7 ETable D1, D2, D3, D4, D5, D6, D7, D16 |
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