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Canadian Electrical Code Review Guide
, _2 H2 b+ E _8 {- f0 KFor the Exam of Electrician For Red Seal License
9 O( {9 D6 a* d0 t7 X j, Y. \ l% s' S( _" H
Lesson One
5 y; o+ a& S5 @1 h$ F7 | fSection 0 DEFINITIONS4 J. M' J: h. i$ w' E; \# x0 q% E1 X
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:- Q; J; R* m2 z
Accessible as applied to wiring methods( ^9 g7 Y, X$ M, U9 L
Alive or live
- h6 m" _; |$ D* N* ~, WAluminum-sheathed cable* }3 A0 u" M: |; u9 B7 _
Ampacity
' b( n5 \3 @9 d: MAuthorized person) `4 v& @2 A' w
Auxiliary gutter& o8 F- ]7 ?: V/ `# `4 Y
AWG3 ^5 }# t6 u5 n. x, K: l/ I9 s
Bonding
' [& C6 n4 T; VCable tray1 {( ~& l y4 h! V# d7 j6 J
Cellular floor% |5 W, y P* C9 R
Branch circuit: f8 h0 g& H5 F; j* J# I3 P
Bus
& ], }& p- _/ \! ]' L0 f& UBusway
/ }9 d$ L- f T% @7 P; E- kCommunication circuit# Q, C% G' B% }
Extra-low-voltage power circuit
. g5 V) t$ x. r: `7 B$ [Low-energy power circuit( Z; ?. F' F/ u3 I x6 h U
Multi-wire branch circuit
1 @$ S6 x7 }1 t2 z- iRemote control circuit) k% T6 C1 l# _
Signal circuit/ ~6 M: O' j# C" B
Circuit breaker4 t/ a5 \% H3 X& n7 e* i
Instantaneous-trip circuit breaker
+ U3 w& `# y9 n& O: D lConductor
# D) w% a; J R3 \4 L6 r) R0 J tConduit7 H1 C, Y- P* F; j, H
Flexible metal conduit
9 I C+ k" |% d# | Liquid-tight flexible conduit& ?+ A6 ^; [3 K0 J, X
Rigid conduit
" Y* r, @0 o6 H, D Rigid metal conduit
7 B1 a8 ^& h/ A! `( Q E. m9 G3 t5 ] Rigid nonmetallic conduit
+ p2 R+ u) P9 u' a4 e Rigid PVC conduit
1 p( }# c Z' e1 LConnector
9 B, U; p% T. ?( @8 o6 t Box connector
; {( m: m U8 O- Q" H9 w, V" V Wire connector
% b2 j( R$ U" C1 XController3 K3 L3 V3 W; d& ?! r3 y
Disconnecting means+ T2 I' e6 S0 G% T0 A
Dust-tight! v8 a. r8 K# \6 {( c) X
Dwelling unit4 ~! @, L1 B$ c$ f9 t
Electrical contractor
9 Z8 R, w9 i# cElectrical metallic tubing8 @( Y9 e: S% N: o1 s3 H* Z" L9 Y
Electrical nonmetallic tubing
7 m1 h1 L7 F8 ~Emergency lighting4 J% v# k0 r3 d, o
Explosion-proof
' w+ V* _) D8 r, x' N. q+ {Extra-low-voltage power circuit
4 K& ~) P" I# S6 S0 k }, C6 A GFeeder( s% n( c, `" g( u* K$ ~$ \
Flexible metal conduit W- n5 t/ z5 D4 E/ E
Ground
- x- ]# @1 N* xGround fault circuit interrupter* B0 r0 l! d% x/ w t; {
Grounded5 P: D# S4 I0 M6 S
Grounding9 n. x# y9 Z. B- z5 P* l9 S
Grounding conductor7 D/ r. Y# k. _3 \ s. P
Grounding electrode
: }, X. X/ q6 i( l @Guarded
# `( A6 z/ g$ V& kHoistway! O9 M0 e. S1 \3 [9 w q4 g
Identified1 o% B" ?. I4 x S. X5 V( ~
Lampholder7 w8 S4 m& @) k2 U
Low-voltage protection
Z0 l4 E0 X; P0 Y- c3 [$ [6 {Low-voltage release+ u- b! R4 u: w- D6 L
Neutral" \7 ^ H1 t, F, V+ j+ j" n+ K
Noncombustible construction
0 Q) }* R, D! h+ yOutlet# f) d r3 e5 K3 X
Outline lighting
8 H' H8 r6 T0 b' D2 W: QOver current device+ }* x, x4 L# {
Overload device
/ q9 L( n" ` D r8 hPanel board
4 g" j+ o" e6 |- q9 ^ WPanelboard, enclosed7 Y2 ]# _7 @1 \ D% ] j, C
Permanently connected equipment. e+ d+ N& K* E' {2 ^
Permit
9 X1 t, g! B6 f8 p* ~Plenum
- z. {, b% k$ ]/ r& |+ BPortable as applied to electrical equipment: O) U* H; e+ t1 G; A; A
Portable ground fault circuit interrupter
; p, {* a7 a( rPower supply cord) P) ^% {7 f# k W
Raceway# }4 ^9 c2 t/ u4 r4 C7 `, J R
Receptacle
, H: a% c7 ^" ?) r5 E0 U; n0 H3 W5 c2 m Duplex receptacle
" j7 e* B( C3 M* n& F$ w Single receptacle5 z1 y% k$ @, K2 V P7 A
Split receptacle
0 g, S1 P4 Y% I$ ]Service, consumer‘s
4 }' e/ g$ t6 ?* NService, supply
/ H$ x6 |' I7 y& l- L+ U( UService box
& q3 b( x: g/ ?( D$ MService room9 m% d: U' A: v7 s3 H' c- P# Z$ F
Single-dwelling) R6 u5 K! B9 d# u
Slow-burning as applied to conductor insulation
3 i% l8 u& f% I9 [! E% `! Q4 `Splitter; F, C. F3 O Y7 U8 J
Starter" Q, F3 [1 x& |2 A5 A
Switch' w7 y; ^3 P" C3 y& |6 I7 X0 B x
General-use switch
: m1 f" T7 [9 U0 ? Indicating switch
& S& B, i' i. N! q Isolating switch- b1 s) L, V( Y# {4 S
Motor-circuit switch
4 t# O1 u! L) M/ Q$ I8 \; ~* LSystem
8 a4 x0 W" w: ]% |) t Communication system' t9 ]% O$ ?, w [: i
Community antenna distribution system(CATV)
$ s" L0 z: n) k& b( z Grounding system, _$ I# R' H7 B9 e6 K( ` \
Underfloor raceway
0 e2 C' _3 ]; G. bVoltage:
1 n* y4 E6 u+ @$ @. N Extra-low voltage
' w+ P* j: w/ a2 h* z High voltage( Z6 K* m* u1 a; k$ G2 _
Low voltage
5 ]! I3 H1 X1 }0 sVoltage of a circuit3 H5 T, T# O$ Y$ }0 h1 j
Voltage-to-ground
* q" @6 x# @. L' W5 RWireway* C6 W0 h! f- q- e D' M
9 k8 E, ~$ `1 ]1 |6 i! LSection 2 GENERAL RULES5 B: M, O% \( ]' M7 L- w, V
Administrative
( r: m; B; S6 x# x: _2-018 Reconnection
1 u/ ?2 ^- E" S2 d7 B8 W' T2-030 Deviation or Postponement& u+ y) ]& ~% _' d
Technical General
( g: K2 Z2 O* g2-106 Circuit Voltage-to-Ground – Dwelling units8 h* a5 M9 U( E- m2 Y
2-114 Soldering Fluxes# @1 {7 A$ o! k e3 h- m+ k
2-116 AWG Sizes of conductors
3 m8 d& Y4 a% E- j6 i2-124 Fire spread (see Appendices B and G)+ o/ p! z( M( H! m9 J. `3 J
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)( K- _7 V" V. g
Protection of Persons and Property
/ n, W6 u( V9 ] J' M9 S2-202 Guarding of Bare Live Parts
: J! A+ X( s2 S. ]! K0 {! cMaintenance and Operation
# A' o5 ?& b; V6 a2 x3 S9 n2-304 Disconnection
& L0 V- F% R* n% m- s2-306 Maintenance of Live Equipment
4 r' n. I1 A- eN 2-306 Shock and flash protection (see Appendix B)
/ b) y, r/ Z$ @0 z: i2-308 Working Space About Electrical Equipment: Table-56
- J- l, D" G0 d2-310 Entrance to, and Exit from, Working Space
% y' I) [3 I8 F2-320 Drainage
2 R/ z' N& D5 n9 \. B3 E2-322 Electrical Equipment near combustible Gas Meters and other Devices% s1 g: R/ u- @
Enclosures
# G* U; z5 ?4 A& i8 Y" L2 I: Q$ Y2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) . [% \8 ^: c3 j b1 X0 _: P6 t7 `
2-404 Marking of Motors: DP, WP, TE
6 l& s3 k5 ?+ K R0 s2 ^: U; f
' _, @3 e2 {- E6 l7 C: TSection 4 Conductors
/ W' K) u& k: r5 a6 n6 l* R4-000 Scope
# N, g ` C, o) \. \4-002 Size of Conductors: 14#, 12#' s- F1 L- ~: F7 z" J
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
l$ U7 H- _4 d% A& B% a# [4-006 Insulated Conductors: Table 19
# v% n& s" v) _2 n% }4-010 Uses of Flexible Cord: Table 115 E- W+ q; |4 q: N
4-012 Sizes of Flexible Cord2 u- t, n$ \& S3 S
4-014 Ampacity of Flexible Cords: Table 12( E) D: o8 _$ P! Q4 D0 A
4-018 Equipment Wire# F u- d- v) ]! m4 v& P4 f: [
4-020 Insulation of Neutral Conductors1 ^/ A6 B( M s; c+ {; l
4-022 Size of Neutral conductor! v: G6 \) F ?) @& @. {
4-024 Common Neutral Conductor
' b3 o( r/ e6 `" `- F4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum
% I0 N, k1 W o3 y4 N4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum# d' Z7 w' c: c. n4 B8 y. H, x2 n
4-032 Identification of Type MI Neutral Conductors0 P2 C" J# F4 s& K. U
4-034 Use of Identified Conductors) k0 H0 _2 ~2 P! }, W6 [7 S
4-036 Colour of Conductors: Phase A, B, C, …
) e" R9 ^/ U% g1 [0 h- y$ ]# A$ L8 g9 B& k' N/ S. l8 E
Section 6 Services and Service Equipment' H R5 R* s) }: i, _3 e4 ~7 L
General
3 X; l' e+ R1 K+ V$ T- s5 m# I1 `$ L6-102 Number of Supply Services Permitted
& x9 `% a2 H# b6-104 Number of Consumer’s Services Permitted in or on a Building( V& n9 s3 e9 F$ W
6-108 Supply Service from an Electric Railway System' e6 V% q0 J: f
6-110 Three-wire Consumer’s Services - z# `* k3 f" v/ u+ D# i
6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors
# E) s# r9 v6 G! r5 s- O+ P0 z. X6-114 Methods of terminating conductors at consumer’s service
' q- f2 h7 v3 b5 E( T6-116 Consumer’s Service Head Location
) P/ ~2 R; C+ j, GControl and Protective Equipment1 \! f, I( z$ b: J9 B& G6 r
6-200 Service Equipment3 r2 c1 y9 }- q3 `: z; s, R
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e), Q, ^. p6 { r* }" ]( X* I( k" t# ^; S
6-208 Consumer’s Service Conductors Location, W: b0 d& j( U4 A/ ^2 _
6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
- I7 J f. m# w( v8 t! c6-212 Wiring Space in Enclosures1 r7 i( A4 X, m- F3 P1 ^& H
6-214 Marking of Service Boxes- [ n8 K. x- w% g8 |$ _( x
Wiring Methods' x& W1 N' ^ v2 L8 ~
6-300 Underground Consumer’s Services
: B( O5 ^" W( y6 y2 }$ _6-302 Overhead Consumer’s Service Conductors
1 x& _1 ?% a) q0 q# K9 ?6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
- }; H! g) u! E9 y/ L8 |6-306 Consumer’s Service Raceways/ D) J* m. g: r9 N
6-308 Use of Bare Neutral in Consumer’s Service* `7 B9 `; ]/ N+ P
6-310 Use of Joints in Consumer’s Service Neutral Conductors
4 `+ B6 H" v' K M6-312 Condensation in Consumer’s Service Raceway
- k& w/ c6 P% ]6 ]/ ~Metering Equipment! w/ I0 \8 b( P }% D) g
6-400 Metering Equipment
" K1 h. N5 H% \0 D- I6-402 Method of Installing Meter Loops
$ ]: p7 m6 c+ o, ?6-404 Enclosures for Instrument Transformers
A. U0 j0 I9 k5 _6-408 Location of Meters+ J" Z$ Q) S. P% ^% J4 F3 \& w
; _ b% D K9 A6 O% E
Section 8 Circuit Loading and Demand Factors. O1 k' a4 N/ K9 @' l0 s
General$ N% l9 F+ o, b
8-100 Current Calculations: H; p; }0 m) {/ w' `" Q
8-102 Voltage Drop ( see Appendix D)
/ [4 ^# ~) f. w8-104 Maximum Circuit Loading. C4 {8 C- o7 @$ |( V+ k" n9 [) w& g
8-108 Number of Branch Circuit Positions% q0 q: [3 e _$ n, e5 H4 v
8-110 Determination of Areas
# p' ? a( v9 H/ n$ k, _% B- MServices and Feeders: |4 [7 ]' T8 Z2 r8 u
8-200 Single Dwellings (see Appendix B)9 h% U. |6 m3 z p* f% D
8-202 Apartment and Similar Buildings: A( D, `9 Y5 v, W
8-204 Schools
V/ X* p: Q2 ^3 I8-206 Hospitals
, H, r) i5 i! R M7 O6 R. @% ?/ e8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
2 [) P7 I4 R7 l* b8-210 Other Types of Occupancy (Table 14)
* P# }5 ^! |) h9 }( w1 S$ \1 s+ I4 @8-212 Special Lighting Circuits
7 _. M" k' g# w5 u2 a2 L c, \Branch Circuits1 z+ {* P! ^, @' y- |: Y2 e
8-300 Branch Circuits Supplying Electric Ranges
6 B- X" ?4 I) J3 A/ a+ q8-302 Connected Loads
' q. Y& C& ?5 l- Z
6 z1 l0 B6 f/ y3 l2 Y3 FSection 10 Grounding and Bonding1 r. J* [ M) C$ u
Scope and Object
$ j* V5 x0 q4 W10-002 Object: _7 H& B0 B! F7 z" X) ~
System and Circuit Grounding
# a M0 k3 e& V3 e9 ]' }# Y10-102 Two-Wire Direct-Current Systems
' O, ]7 B" t7 n! e10-104 Three-Wire Direct-Current Systems" f4 R" B9 h2 e& L: _7 t0 N6 j9 O: F
10-106 Alternating-Current Systems8 `) V3 D* `1 L9 P S, s
10-110 Electric Crane Circuits9 n: h% D! O# `
10-114 Circuits of Less Than 50 V: \2 m) L. L2 a3 s; K
10-116 Instrument Transformer Circuits
. i, Y. O: U8 q6 o7 fGrounding Connections for Systems and Circuits: r$ e8 [. e9 Z' q, x
10-200 Current Over Grounding and Bonding Conductors% i% X6 t& W0 Y
10-204 Grounding Connections for Alternating-Current Systems
1 C% {1 Z' `% U$ T10-206 Grounding Connections for Isolated Systems0 s1 w5 I X1 T
10-210 Conductor to be Grounded
/ f7 M9 D" M' c0 S2 x. qConductor Enclosure Bonding3 k3 r" I9 X- Z6 G; q/ O S
10-302 Other Conductor Enclosures
; f! s: w% t6 x7 U- ^5 ?$ ZN 10-304
9 E% y5 Y$ N7 K& r# [Equipment Bonding
$ k- y& S9 E& S6 }6 @7 J: K. N10-400 Fixed Equipment, General
' ?0 y8 R, j [$ P3 U% C6 D10-402 Fixed Equipment, Specific (3), (4)$ [+ v0 ]; `$ Z' i5 i
10-404 In Nonmetallic Wiring Systems
* a6 W$ M% W7 g0 z8 ?9 l+ p1 S10-406 Non-electrical Equipment
% L& [7 G2 R2 v [10-408 Portable Equipment (4)(b)
+ v2 r1 h J; i/ c% d10-410 Instrument Transformer Cases
+ H J) U: m7 M2 `. v% U10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
6 f! X% L) Q. q) S+ t3 W10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V2 m; q$ h7 k0 z! l6 {2 ~3 M
Methods of Grounding K& z8 h8 Q$ ]8 n# {4 V4 `* n
10-500 Effective grounding (see Appendix B)
& P3 n- W% E6 W10-502 Common grounding conductors" p. i1 V$ o7 W7 y- K1 ` D
10-504 Common grounding electrodes1 }8 @8 N3 [8 S) ^. H
Bonding Methods! Y* J5 i5 `( i3 w3 \
10-600 Clean Surfaces& l) q _1 L5 C
10-604 Bonding at Service Equipment
& D8 z2 r W9 R4 ~10-606 Means of Assuring Continuity at Service Equipment N# x5 {8 }& W3 j, ^0 v9 \
10-610 Bonding at Other Than Service Equipment2 G! M. w; P, U/ u' _
10-612 Loosely Jointed Metal Raceways
/ A# e) p8 @4 R10-614 Bonding Jumpers Table 41( \" Q3 ~5 u5 i3 n& |0 P
Grounding Electrodes: a, b9 k! P2 o$ o0 E) i4 I
10-700 Grounding Electrodes3 R& R- U& |& W
10-702 Artificial Grounding Electrodes
& @$ |! u! D/ z3 \# y4 j dN 10-700 & 10-702( R, k* s5 R* Y! N: a/ X P
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)" a' y2 v) V8 }
N 10-702
e; s) I5 M2 B$ n, n' B1 S, X10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
% P% x) M! s! _# g1 t' M0 cN 10-702
4 s7 w; l5 Q5 ?10-710 Use of Lightning Rods (Appendices B and G)9 z2 ?8 y; @) e' o" r
N 10-706
* x/ A' u# u: z) U+ _+ jGrounding and Bonding Conductors1 g& G# E$ D) P) _
10-800 Continuity of Grounding and Bonding Conductors/ Y# J5 ?0 h+ E- K5 |7 _- d/ Z
10-802 Material for System Grounding Conductors2 y: W8 f+ I/ }* k2 b
10-804 Material for Bonding Conductors
8 t% ?( `) m! J; P& t10-806 Installation of System Grounding Conductors0 F) w& A+ y r: C. Q; }9 Q% K
10-808 Installation of Equipment Bonding Conductors
9 L- |0 K7 a8 N5 N4 o) Y10-810 Grounding Conductor Size for DC Circuits& |- {- m# K: Q; } t3 ?7 ^
10-812 Grounding Conductor Size for AC Systems (see Appendix B)5 O$ S- r' |7 j( ?. |; g# g( ^2 p
10-814 Bonding Conductor Size (Appendix B)
2 l0 J' J* ^) l. ~10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment
- A' {/ E3 m1 U- P6 {10-818 Bonding Conductor for Outline Lighting3 H2 u5 q, Y. X* P& [
10-820 Bonding Conductor Size for Instrument Transformers
. ~1 a9 U4 E* [5 k6 W7 \$ G( \8 q6 BGrounding and Bonding Conductor Connections/ _( J+ Q8 s. M4 X+ I8 ~
10-902 Grounding Conduct Connection to Water Pipe Electrodes( l" b1 E' Z& a4 `1 [% W
10-906 Bonding conductor connection to circuits and equipment
- L- w. j l/ K: z4 x0 @10-908 Grounding Conductor Connection to Electrodes
" e% }" H' v3 H! d2 X1 B1 pLightning Arresters6 M' I1 M' p4 V& K$ B& U, O
10-1000 Lightning Arresters on Secondary Services – 750V or Less
9 @$ s6 `9 ]# `$ D7 {8 p
6 i& S# Z8 a5 _1 L9 rSection 12 – Wiring Methods
$ y9 k) M. u9 _, e, L# qScope5 O, m' `- K- b& y+ x
12-000 Scope (Appendix B), H, u E k! e: ^( G
General Requirement
- q8 D2 ]/ N5 J% P0 v0 F+ {6 W12-010 Wiring in Ducts and Plenum Chambers- M4 f0 g# d' ]& W* }$ D, ~- W
12-012 Underground Installations (Appendix B)
. S4 R$ A$ r& t7 D12-016 Lightning Rod Conductors
9 y/ a6 `, r6 }; W0 vConductors - General5 N# m2 u8 f5 T" B. u
12-100 Types of Conductors (Appendix B) Table 194 Z* @& t- r8 e$ }2 k
12-102 Thermoplastic-Insulated Conductors& r6 d( g/ }( l2 O) l M
12-104 Flame Tested Coverings
/ P; J5 A H# ~; Z4 o% b) o12-106 Multi- and Single- Conductor Cables
2 g' ?7 V4 S- l) C12-108 Conductors in Parallel (Appendix B)
/ E8 @$ e1 ^0 P8 O5 Y+ l- Z' Q12-112 Conductor Joints and Splices7 i0 C& y! c' w1 n
12-114 Ends of insulated conductors
2 ?( D1 I2 r+ F. p, r12-116 Termination of Conductors (Appendix B)( Z3 U# U1 { u4 y
12-118 Termination and Splicing of Aluminum Conductors
- ^4 S8 p6 G7 y# ? W; O12-120 Supporting of Conductors - Table 21' w2 X m `& ^. Z) N, x) S
Open Wiring
% s& N2 d/ M' Q9 \+ y3 N9 L4 \12-204 Spacing of Conductors
4 t9 E- k# R5 O6 T- ~$ A12-206 Conductor Supports
8 |& j# d, T$ b) a12-208 Conductors on Flat Surfaces" L4 ^- I6 {2 j& N/ J* g+ `$ i
12-212 Protection from Mechanical Injury
F) o' @1 U2 J) s) m u# a0 qExposed Wiring on Exteriors of buildings and between Buildings on the same Premises" J' H8 Y" X" b1 A" L
12-308 Minimum Size of Overhead Conductors
6 p) o4 ?( r; G+ f$ _+ d3 N12-318 Use of Neutral Supported Cables, o: y3 J) c ^" j* ]3 U( P" L/ g" f/ H
Nonmetallic Sheathed Cable# Y: J, _/ u- }. m" u$ D
12-502 Maximum Voltage
+ y [4 R4 B8 l' | c12-510 Running of cable between Boxes and Fittings (Appendix G)
% y: o2 x v2 q B1 q/ X6 f+ b12-514 Protection on joists and rafters
* e: H2 D, E4 l* C/ }8 Z$ [( U12-516 Protection for Cable in Concealed Installations (Appendix G)
6 k3 R) m9 R0 g1 b B( P* a12-522 Where Outlet Boxes Are Not Required/ I) z8 b$ R2 p* I% _8 T( N1 S/ s
Armoured Cable. G7 l" L! g T8 b+ E
12-602 Use (Appendix B)
2 I w+ y$ E2 @; l% R/ N12-604 Protection for Armoured Cables in Lanes
9 k4 F/ r4 |$ d( j4 {6 Y. j% E12-606 Use of Thermoplastic Covered Armoured Cable/ y+ y |" t1 W3 M. \( l
12-608 Continuity of Armoured Cable7 w" j- P; n3 r/ W3 U/ d
12-610 Terminating Armoured Cable# X# r2 h2 ~& {# t2 x9 [
12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
" z3 z3 A3 e' ]* r# S' u( g2 n12-614 Radii of Bends in Armoured Cables0 h- y3 R( O4 W6 T3 M
12-616 Concealed Armoured Cable Installation
R; O4 \$ C7 M* n12-618 Running of Cable between Boxes, Etc! `5 T" b$ b% c
Mineral-Insulated and Aluminum-Sheathed Cable
* r( c: j! h3 c4 t2 f* H! G12-702 Use! N+ A0 N6 g! h( [/ \
12-704 Use When Embedded
. Z* M( W+ q: l3 ~: L2 r: s3 o4 Q12-706 Method of Supporting
& C* P# V% V: L& e12-708 Direct Earth Burial0 r X( W1 Y7 O( U$ U1 ^4 B3 T
12-710 Mechanical Protection
& I8 V5 G6 Z! E- T9 H% n12-712 Radii of Bends9 U1 C/ ~) E; q
12-714 Termination of Mineral-Insulated Cable (Appendix B)' O! H2 c4 k4 {- s* K. Y
12-716 Connection to Other Forms of Wiring. D* g! \& y& m- {* C$ ]
Flat Conductor Cable Type FCC+ E9 ^7 o y' r3 \9 o
12-804 Use Permitted: d% {: a$ _/ X- O: f
12-806 Use Prohibited
, d1 W1 z( q/ B3 m2 t12-818 Anchoring
S, B* T( e5 V: R12-820 Crossings3 f2 G0 A1 K8 t/ l" G
Raceways - General0 z% _) h% }$ W; @* M x/ l% k
12-904 Conductors in Raceways
0 w; F; v( P4 R6 k! H0 g12-906 Protection of Conductors at Ends of Raceways
* Q2 y9 P1 Z1 {. ~ Y12-908 Inserting Conductors in Raceways
/ G$ D8 @& g, M7 c- _* c( F12-910 Joints or Splices Within Raceways
; a9 k0 f' Z5 a7 s; l1 a& [- f12-912 Stranding of Conductors
$ E, \7 d' _7 d0 v/ ^: d+ ]5 c12-914 Electrical Continuity of Raceways
3 l9 @5 H- a, H3 n# V( j$ p12-922 Radii of Bends in Raceways1 `, U1 L" C) q/ Q$ {) a
N 12-922 Radii of Bends in Raceways Table 7* U# ~+ {* O$ x8 j
12-932 Protection for Raceways in Lanes
( |2 A# M- ?0 e" w12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
0 B+ w4 R* V; @8 D/ {12-938 Capping of Unused Raceways4 r+ r, F" }' _9 {
12-940 Maximum Number of Bends in Raceways
! C, i6 n& M2 C8 E/ ?Rigid and Flexible Metal Conduit
- l1 u1 j, j6 k7 M/ m; i/ w( B12-1002 Use
. Y) r; z/ h; [2 H& \5 L7 R) P12-1004 Minimum Size of Conduits1 o7 ~3 P, V0 N V9 M$ N
12-1006 Conduit Threads (Appendix B)! Q; @& V* c8 R2 ~% A3 @$ \
12-1008 Thread Engagement
! {7 A1 W0 {9 T- l3 ]12-1010 Maximum Spacing of Conduit Supports% w3 B! _" c- g' E& C
12-1012 Expansion and Contraction of Conduits (Appendix B)
4 U: i' ~$ }" L" J( y12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
; r9 A' f2 c3 i' S5 oRigid PVC Conduit and Rigid HFT Conduit1 A9 t- Y' l8 ]
12-1100 Use
& V8 l9 W3 H6 h9 m% l12-1102 Restrictions on Use: W7 k: }4 W4 u7 D3 h+ Y4 O4 X
12-1104 Temperature Limitations (Appendix B)
3 c9 G7 J) S" a# k0 W& N- H( I12-1108 Field Bends (Appendix B), (2)
" m, `/ a- F. b, y, {7 H6 e12-1110 Support of Luminaires5 p/ D: n. b* h+ \% ^( I/ ?7 J3 A
12-1112 Fittings
- l/ W3 X8 {" f# T- Z1 q' o12-1114 Maximum Spacing of Conduit Supports
: z, E, M2 g# h; \6 Q, v& P12-1116 Support of Equipment' z0 W( c+ o, Z1 q+ w+ L
12-1118 Expansion Joints (Appendix B example)4 F3 P; [/ R1 o! K8 K$ m4 f1 L8 c
Rigid RTRC Conduit d" E2 U2 G$ r r
12-1210 Temperature Limitations7 `- C5 f, A1 L. i/ f+ b/ e
12-1214 Expansion Joints (Appendix B)
: h( Y7 h0 T; s# H$ kLiquid-Tight Flexible Conduit
0 w2 e- u" g5 \2 z3 J12-1302 Use of Liquid-Tight Flexible Conduit V( |) @1 e; Q9 x2 F8 @0 J! {
12-1304 Maximum Number of Conductors
4 e$ i3 O1 r$ v* Y* ]1 {12-1306 Provisions for Bonding; Z8 R2 O1 Z7 X; f4 H
Electrical Metallic Tubing0 |' G' a' \8 ?$ m% n& h3 |
12-1402 Use
+ S0 ~! O2 i8 _- H0 k12-1404 Supports* e- K S4 n9 y7 T3 s; p+ p' y
12-1406 Minimum Tubing Size' k5 I' Z; U( f# O
12-1408 Maximum Number of Conductors
5 |8 j! e3 A- h# y12-1410 Connections and Couplings
3 Y/ R4 O" m8 M& D' H! m12-1412 Radii of Bends in Tubing
8 R7 s% [9 ~# [' r& GN Table 7
( @0 h& q/ d6 u5 RElectrical Nonmetallic Tubing: J, {; P! x) K7 R/ ?' T' ^! R1 m
12-1516 Provision for Bonding Continuity
7 Y1 Z0 k" _; j) w9 nN 12-15149 i! `) X5 m J/ _
Surface Raceways3 M# A+ y1 s, t+ _% k
12-1602 Use of Surface Raceway (Appendix B)
) m& A* R: }6 s0 W12-1604 Temperature Limitations
+ @+ g5 Q J( h" f9 _* C$ B12-1606 Conductors in Surface Raceways (Appendix B)% v: H! Q. ~/ N/ \- K& V7 I7 q, k
12-1608 Maximum Voltage' a9 U0 w' ]6 Q; p5 m- {. [
12-1610 Joints and splices 2 D( j% v4 L1 V! Z1 M
Underfloor Raceways1 Y! n' l# L7 c
12-1712 Discontinued Outlets in Underfloor Raceways. J! B1 B/ T. A
Cellular Floors
- [& U1 z; B6 @" @8 j12-1804 Maximum Conductor Size in Cellular Floor) b8 Z1 C- X# E$ l1 a4 p
12-1820 Cellular floor discontinued outlets
5 [' ^: A2 g( \3 V( g" C SAuxiliary Gutters
5 P' x) Z9 {! q7 E+ K12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
. F: G8 ^8 N; H, _+ b3 T12-1902 Auxiliary Gutter Supports
2 d, Q0 c. u$ l* h2 k4 X* G12-1904 Auxiliary Gutter Cross-Sectional Area7 Y5 M, Y$ ]5 L) b" }8 ^
Busways and Splitters0 n% \4 Z9 F$ g9 ?: d1 {% p3 w& g6 y
12-2004 AC Circuits in Busways and Splitters0 i- J: ~5 C/ r7 X0 k/ C. ], t
12-2006 Busway and Splitter Supports& u4 e* R4 L, G0 B3 F
12-2008 Method of Installation of Busways
$ F. U6 \# @& h9 R12-2012 Reduction in Size of Busways
4 A. q% l& F0 K12-2014 Length of Busways Used as Branch Circuits
, t' R" `8 L9 ^12-2018 Taps in Splitters3 U7 q% x N2 `. B3 ^
Wireways# ~0 u/ Q6 L0 Q
12-2104 Conductors in Wireways) y( k$ m' s# u2 s
12-2106 Taps and Splices in Wireways
' }2 X- {& y; P5 G" I Cable Trays i2 p% ?3 d: T# J6 U- w
12-2200 Method of Installation (Appendix B)
- |. D0 T- A5 F" [8 U+ S# G$ f. n8 {12-2204 Joints and Splices Within Cable Trays+ N& _* V3 d; C) R2 a
12-2208 Provisions for Bonding
2 ]1 ?. }% s7 t$ u4 x7 I/ |9 j' W) r12-2210 Ampacities of Conductors in Cable Trays( e# i1 o5 c+ t9 ?, k1 Q7 O% _
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings U$ }6 y3 I$ l, z3 ^: Y
12-3000 Maximum Number of Outlets Per Circuit
7 A& K5 D: I5 G6 u) m. Y4 ~" w6 H7 ^N 8-304
$ U! m3 ^, d! q4 q12-3002 Outlet Boxes (Appendix B)
+ U: g1 O3 o4 lN 12-3000
0 C" ^3 C& \; w8 @& j12-3004 Outlet Box Covers7 ^( d. |' z4 C, P8 u
N 12-3002
8 y7 n9 X, ~0 N# @/ ~12-3010 Boxes in Concrete Construction
3 R% P) s% _9 `" C" lN 12-3008
' t9 q& g8 r! |) a; v6 F12-3012 Outlet Box Supports
; J, f. r) R5 w9 D g. VN 12-30104 g" x; d8 L4 _5 z0 u
12-3016 Accessibility of Junction Boxes
6 \! y. n4 {! U4 A- m) D0 DN 12-30145 P4 I: O) X2 o+ J) b
12-3018 Flush Boxes, cabinets, and Fittings
& I* V$ X. O3 B! H5 s# |N 12-3016
6 E1 y9 ~ r4 p; g( b0 K12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) 9 `) n4 u' w2 o3 f
N 12-3022
7 v9 u- H- z; }/ w' x5 g12-3036 Maximum Number of conductors in a Box - Table 23+ w4 y& A, o2 R' H ]( {8 t
N 12-3034/ @% w6 u% \8 t% A) @6 v k
12-3038 Pull Box or Junction box Sizes
2 B- z- I" ]& m( kN 12-3036
4 z6 G* |9 V8 ~2 Q: ~( Y" Y* b) U2 k# a: R1 F! v) Q
Section 14 Protection and Control
0 w Z4 M7 B1 s. hGeneral Requirement( r+ U: S" L( x5 r
14-010 Protective and Control Devices Required9 o2 R" G+ S4 ^
14-016 Connection of Devices
' @% ^1 ^* { S5 I! [ Protective Devices – General3 n7 F" i6 K5 U% N" o, O
14-100 Overcurrent Devices Required$ c2 p! W* R( R+ d1 F+ e3 y4 p/ M7 y
14-102 Ground Fault Protection (Appendix B)
8 v( C, q3 O2 E: E- _7 W Z+ t: T14-104 Rating of Overcurrent Devices (Appendix B) Table 13: A; ^# x) e; O q: |
14-112 Overcurrent Devices in Parallel: x8 k$ v ?8 H. H" u4 ?
Fuses3 R, B1 L6 U% k1 g7 L
14-200 Time-Delay and Low-Melting Point Fuses& r% S. R! E) ?7 T7 u
14-202 Use of Plug Fuses: S9 I2 f- P+ ~# l2 p
14-208 Rating of Fuses
0 u9 r) }* E2 ]" H4 j0 a' H- T14-212 Use of Fuses (Appendix B)
; h2 R1 k! z L! ^1 cCircuit Breakers
# H! r6 v" ^( d% V14-300 Circuit Breakers, General, H, q, Y7 I6 y/ C* Y
14-306 Tripping Elements for Circuit Breakers- _* K! z: ^6 I7 C- i8 R
14-308 Battery Control Power for Circuit Breakers
) B" y* Y; V2 ^+ N0 w3 QControl Devices - General
! X) W4 D4 m9 p3 M8 F$ Z, D* a14-402 Disconnecting Means Required for Fused Circuits0 w& D3 S2 B1 Y9 A' S q8 N
Control Devices - Switches& C/ O4 Z/ |: T5 d
14-502 Mounting of knife Switches' y0 P0 K5 _- _1 X
14-504 Maximum Rating of Switches! G, \/ K# J( r q
14-508 Rating of General-Use AC/DC Switches (Appendix B)4 t1 G; u4 a, {* l1 C; |% ]2 F% o" W
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)8 _7 T" P4 `, w$ ^
Solid State Devices/ G4 m7 d% t9 E/ i* Q/ b! ]
14-700 Restriction of Use
+ s( ~3 I8 C: O( h, d& v14-702 Disconnecting Means Required
9 V+ _8 ]1 k6 t3 E: _9 g* K" q
( K# w/ G# i/ @$ Q# D; M2 QSection 16 Class 1 and Class 2 Circuits1 |3 x9 r9 ^2 E" Y$ P% `1 _! C
General8 ]3 V" ]& F! T y+ X
16-004 Class 1 Extra-Low-Voltage Power Circuits
G% C# M6 P( O! F: `+ g I( ~16-006 Class 2 Low-Energy Power Circuits1 e! S$ V3 K0 u+ y/ _1 A
16-012 Circuits in Communication Cables
0 o) \8 N( t5 i! r9 @) ZClass 1 Circuits
, o9 x5 e4 r2 b& f" Z& c8 q3 x$ u16-100 Limitation of Class 1 Circuits. O1 S2 I% F$ a( _
16-104 Overcurrent Protection of Class 1 Circuits
, ~6 c1 @1 W" g4 b% ^* R16-106 Location of Overcurrent Devices in Class 1 Circuits4 `. {' D. I# o
16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers3 Z' O5 S+ W0 n4 g1 B
16-110 Conductor Material and Sizes
$ ^" j! B I o9 c1 [( C( \+ @16-112 Insulated Conductors for Class 1 Wiring! ~6 ]7 K' d7 W; I) n1 Y
Class 2 Circuits% a' p0 j5 T. y* U2 ]+ i2 V
16-200 Limitations of Class 2 Circuits (Appendix B)6 [5 I W+ o5 b1 R( D
16-204 Marking
r# f8 F$ r( L" |* k16-206 Overcurrent Protection for Class 2 Circuits3 j) T- c/ W+ E+ @ r; {
16-210 Conductors for Class 2 Circuit Wiring (Appendix B): j% |& x1 U) h9 v& m
ELC: extra-low-voltage cable1 A# ^( i( ?$ e) f, D
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
6 Z$ `' m) C& O; F
) u- E; Z% T# B+ u4 X! j wSection 18 Hazardous Locations
# W4 P+ F' X0 l ^& A4 l- WScope and Introduction
! g; _+ `7 r9 t9 O18-004 Classification, z7 `" L8 y a+ u4 j
18-006 Division of Class I Locations (Appendices B and J)
8 O$ @* }: A+ |- i; C18-008 Division of Class II Locations (Appendix B)4 i ~3 d/ C1 Q, [
18-010 Division of Class III Locations (Appendix B)( j# A( l$ e c: p! g3 u$ [
General
$ b) D: i5 W' U% ^' f& e: b& Y18-062 Metal-Covered Cable (Appendix B)
9 h$ [- ?' N6 O) C" V9 }* H& ]5 xInstallations in Class 1, Zone 1 Location
& v$ f4 V, b% G' ^! b18-108 Sealing, Class I, Zone I (Appendix B)" Q1 V* H* b1 B- A: j3 n
" M1 s2 q8 l. T* K3 z+ f
Section 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars
6 H. E% M" G% y( gGasoline Dispensing and Service Stations
3 \+ F% r9 h7 x) g+ ^% J7 h. M: P; v20-002 General
# R/ S3 d) r( n( L A6 P6 n0 m20-004 Hazardous Area (Appendix B)' \ I8 c4 K( X: `1 r
Propane Dispensing, Container Filling, and Storage
! _& a6 q/ ]1 `. U/ F3 p20-034 Hazardous Areas - Table 634 ?) D# ^1 f; K+ J4 E; s
Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
. d0 `9 o) x5 O I20-062 Hazardous Areas/ L% Q8 B7 e% T" E. I( H
Commercial Garages – Repairs and Storage: w6 S/ P0 `/ D
20-100 Scope
@; S/ `$ `9 \9 P20-102 Hazardous Areas (1)
" J/ [# p* V, o4 G1 y
, a' w/ X+ O! e+ d! }Section 24 Patient Care Areas- X. Q9 V/ F+ G1 _
24-000 Scope (Appendix B); M A$ W2 D6 N& w/ d* t0 t
24-002 Special Terminology (Appendix B)) G9 w* Y9 j, y1 p
Patient care area4 c6 `+ [+ m) G. S; M$ C: _; m3 | c6 O6 [
Patient Care Areas
7 G+ _2 K1 C6 r0 B3 l# @24-106 Receptacles in Basic Care Areas (Appendix B)
6 f( P- g$ O; B! r/ E7 m* wIsolated Systems
" |- I4 [) [: C4 M; t) J0 m24-204 Single-Phase Isolated Circuits (Appendix B)
! P0 m0 l7 a+ [+ e24-206
* q$ O6 ~; I3 R- W/ O8 D$ J5 g" ?# i/ g' G/ e
Section 26 Installation of Electrical Equipment
$ l8 h" k* ]1 ]8 s, iGeneral
& L! X! E2 F& @ j) |26-004 Equipment Over Combustible Surfaces (Appendix B)( f b! }3 Y* T" A
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G); `" N2 m. ?+ g! P" E/ t; X0 ^
Isolating Switches) D1 u, w: o) V7 C- Z5 C
26-100 Location of Isolating Switches
; Q+ `$ y( ] X. }( }Capacitors
$ _7 J! K7 P/ j% E26-204 Guarding of Capacitors
6 D! T [7 c4 U t+ A, u$ m" q26-206 Grounding of Capacitors0 d" o- ^" T1 {* U. s9 |5 @
26-208 Conductor Size for Capacitors: \8 K% i( m8 ^9 r' h$ T
26-210 Overcurrent Protection (Appendix B)
/ o& `1 t: `+ L( w. B2 ?2 @0 S2 l2 K26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
. u' @7 \' t/ J7 T26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
; D3 Y7 G _9 a26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits1 P4 U9 i( y! e! ?8 m0 Z4 |
26-218 Special Provisions for Motor Circuit Capacitors
5 ?: x# Q, x0 R' Y% T, K" c26-222 Drainage of Stored Charge of Capacitors$ y- ]& Y( C+ }* M' t7 D
Transformers
$ J' ^" I1 Y7 v2 g26-240 Transformers, General7 u m* N( v/ W! }9 ]1 t/ [
26-242 Outdoor Transformer Installations
4 ^/ n- P- ^5 d' q# u9 V. ], _26-244 Transformers, Mounted on Roofs (Appendix B)7 N5 t' ^1 `5 n- z, c
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)
7 P* G% ]8 y! D/ @0 e26-248 Dry-Core, Open-Ventilated Type Transformers
& U# M7 s8 W& [& U5 ]26-250 Disconnecting Means for Transformers
* ]5 [- P- U) M3 K8 `26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
# j# g; G; w8 q) n# m9 [$ S26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers" n1 f5 n6 w; s Q8 _8 X Y2 D
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)* L5 O9 g2 U% b5 R. Q
26-258 Conductor Size for Transformers
+ y# C2 B) `1 b26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)
7 b4 F( h7 h# p" ?6 y26-262 Marking of Transformers6 r) V# }8 v& B! d) {( M( \6 X
26-264 Auto-Transformers4 [2 G1 f) d' {: X
Fences
* U7 E( w! {' y5 ?+ _26-302 Clearance of Equipment - Table 335 ^' L. x* v2 ~/ H7 \+ |( P0 D
Panelboards
0 t3 c2 Z& O2 ] \( p26-400 Panelboards in Dwelling Units (Appendix B), N, u5 p& C, X8 m9 |8 h9 O
26-402 Location of Panelboards (Appendix G)3 E" V) G1 Y7 W9 \
Lightning Arresters
2 d; V/ ?6 `, p26-508 Connection of Lightning Arresters4 S! d; L% d0 e! ?( I2 t& Z7 X/ d
Storage Batteries4 S3 I6 r9 f+ e* x$ ~
26-542 Special Terminology
8 H0 M4 u- s' x26-550 Battery Installation' \6 J5 c) h4 j* X& T- D
26-552 Wiring to Batteries
$ x1 T8 D1 S fArc Lamps8 b( l: C8 g) r% T7 |0 ?
26-600 Location of Arc Lamps4 Z* `# @% h8 x# B i* J$ r$ j
26-602 Conductors to Arc Lamps
% r3 H3 l6 w% @8 d# j. B& c26-608 Globes and Spark Arresters/ S% `1 L8 D2 @! z
Receptacles
# E3 x5 o/ f$ u% G' M+ o3 T26-700 General (Appendix B)
: e2 }$ w# W2 a D5 g/ e26-702 Receptacles Exposed to the Weather5 f2 H y( V! D6 m( |' Q% e/ [" }( U
Receptacles in Residential Occupancies
$ ~2 p% m: O6 d$ q ^) k26-710 General (Appendices B and G)) ~) G2 E' A' A
26-712 Receptacles in Dwelling Units (Appendices B and G)+ {& E: d9 O0 R$ T; y; ~/ [% n5 p
26-714 Receptacles in Single Dwellings (Appendices B and G)' D Q7 `$ j$ U [' I
Branch Circuits in Residential Occupancies0 \: V0 K9 s* R
26-720 General
( @9 K4 j6 R5 w" U26-722 Branch Circuits in Dwelling Units/ p- q: X( l6 i! P$ `5 ?/ u3 C! A
26-724 Branch Circuits in Single Dwellings
1 G- t8 N4 w# m26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
2 v& ^0 |* \# D3 o4 @N 26-720 (F)! r: a5 U; {5 m6 J! B0 `
Electric Heating and Cooking Appliances
" a# C7 r% [% \# M, S0 A5 z26-744 Supply connections for Appliances
- E4 S' _: ~( _2 ]26-750 Installation of Storage-Tank Water Heaters9 c0 W3 o `2 l% \7 Y: Q. F
26-752 Infrared Drying Lamps
; c( _, q q G) n, o, |
# z2 Z! Z8 H1 L0 f Z$ jSection 28 Motors and Generators5 u) L. q$ R6 A+ s# l- ?9 s
General
1 i& C6 y5 A: H28-010 Special Terminology- X8 @8 Y% q9 x0 M3 Y& b
Hermetic refrigerant motor compressor
9 _$ P' |4 U# [( g$ @6 ZLocked rotor current rating
9 F/ _ ]6 `0 E$ `" I4 Y1 m! J- NService Factor/ O+ A- `$ T n- I: E' k$ X
Table 44; Table 45; Table-D2
8 O, [& _+ d9 rWiring Methods and Conductors
+ d$ N# i. `/ h/ _( |28-102 Portable Motors a9 t- x) ^8 |
28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity! d {' S& X' ~( i! L) |
28-106 Conductors, Individual Motors f; f5 \6 Y8 _
28-108 Conductors, Two or More Motors
, l; k2 _& B" \28-110 Feeder Conductors
* Y3 K4 L1 n B9 ?' B3 C28-112 Secondary Conductors
, t: O: p9 t! B! @6 U- qOvercurrent Protection
1 ? p& U6 _3 V8 o' q- J$ C' E7 g28-200 Branch Circuit Overcurrent Protection( R' t3 ] i1 V: t# O, t/ r
28-204 Feeder Overcurrent Protection
- E8 m9 i6 N( Q9 c4 F28-206 Grouping of Motors on a Single Branch Circuit4 Q8 K. h! _+ P9 D
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
( I# F; ^% }$ rOverload and Overheating Protection
. R+ a6 N' B s& o) G# p28-302 Types of Overload Protection* P' o( k; P/ @. M) Q
28-304 Number and Location of Overload Devices (Appendix B) Table 25 m6 g" M# f" I. R) v
28-306 Rating or Trip Selection of Overload Devices (Appendix B)8 O4 ]; ^0 j5 H" `
28-308 Overload Protection Not Required# v( Q' E" Q' N$ H7 @' ?/ L6 N
Undervoltage Protection 7 z m4 I- n! F$ M" V: x
28-400 Undervoltage Protection Required for Motors (Appendix B)
$ r9 B- Q( P& D- m E4 iControl0 C' V( K6 A/ f2 G' p) v3 z
28-500 Control Required4 Q' y' M2 I% b# }
28-502 Control Location
* M. X" p4 Z. A: E ?28-504 Starters Having Different Starting and Running Position' p+ Z$ p3 N; r3 g
28-506 Grounded Control Circuit
6 I0 x' b* A0 k: M1 w* ?Disconnecting Means* K# W H0 Z ?5 {( x
28-600 Disconnecting Means Required
4 l) b3 t5 X& Q- Z3 _* D6 T0 A28-602 Types and Ratings of disconnecting Means (Appendix B)5 d- @% r0 Q9 _9 z/ e# S
28-604 Location of Disconnecting Means0 r D1 {, |, }1 c5 m) ^7 a/ `: E
Hermetic Refrigerant Motor-Compressors
; K! I C- d* z( A. z% ^28-706 Conductor Ampacity$ q0 U/ E. y& A% R, V* u! H$ J
28-708 Overcurrent Protection
6 s4 F7 G( ^' `. E3 X4 o, _2 _& |28-714 Disconnecting Means+ G$ f! t# N; P# l2 H
Protection and Control of Generators+ z3 h# I) E; G
28-900 Disconnecting Means Required for Generators$ k! ], G. b: V6 ?
28-902 Protection of Constant-Voltage Generators
: e! b) o. R+ j% n4 R9 l. w$ t28-904 Generator Not Driven by Electricity
! }+ g0 h2 j% Z28-906 Balancer sets7 q9 f+ X/ F! g" Y/ j
28-908 Three-Wire Direct-Current Generators7 v; p& T) | Y. O' X5 z
3 _" ]- R7 V" |- ]Section 30 Installation of Lighting Equipment
' M# d5 `: s4 W9 P! A30-002 Special Terminology (Appendix B)
) `* F% u1 ]7 `6 cGeneral
h8 K4 V5 } a' F30-102 Voltage9 J5 H2 m" d6 J2 V# O3 Y+ ?
30-104 Protection (Appendix B)! n6 w6 O1 Y2 L6 x5 T$ z8 b+ F
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment
2 z+ s4 r# E+ d7 I! t30-108 Polarization of Luminaires: o& P+ d' H4 g: k2 M8 T3 [
30-110 Bonding of Lighting Equipment
& H7 s9 e: e/ @4 V1 jLocation of Lighting Equipment
0 M2 S. T: ] p1 w30-200 Near or Over Combustible Material) @2 {) Z5 J h4 X0 a% O
30-202 In Show Windows
, P5 H5 R9 y" ]5 V( F' [30-204 In Clothes Closets
( u+ a- s8 s* N) \! U3 {Installation of Lighting Equipment. L# q6 \3 G |$ z1 E2 j) W
30-302 Support
4 L; r( b. r: i1 V, ]8 q- P# D30-304 Outlet Boxes to be Covered( a" Z* h$ [7 z; \; c7 a7 L
30-308 Circuit Connections# N1 P2 S. `! B9 T5 o' }. A; ]
30-310 Luminaire as a Raceway! t; a. H+ V) v3 v8 X
30-314 Minimum Height of Low Luminaires
' [" s I1 v' ]' [30-316 Luminaires Exposed to Flying Objects' S3 j, e* ?* M
30-320 Luminaires in Damp or Wet Locations
/ y$ j+ l+ ]8 H! q% f0 W! O- CN 30-318$ w" s" y& @' x% e
Wiring of Lighting Equipment9 e6 e. y; h) k& u' y
30-400 Wiring of Luminaires/ J0 f, `) l# \' E& ~5 c! u2 `
30-402 Colour Coding0 S5 T9 J! b0 w7 r
30-404 Conductor Insulation
8 Z+ Y2 T$ I, I: V. E$ ^ t" e3 r30-406 Conductors on Movable Parts! }4 a* w$ `# Z1 v$ m) F# c
30-408 Wiring of Ceiling Outlet Boxes# R$ N! n+ a* v% `# ~# E0 n
30-410 Wiring of Show Window Luminaires
+ y& Q2 [* q, Z2 }9 U! C. g30-412 Tap Connection Conductors" j9 V. _; o- J4 X) o& m( L
Luminaires in buildings of Residential Occupancy
$ `$ c1 \& Z7 S- D/ N30-500 Lighting Equipment at Entrances (Appendix G)
9 ~7 u; @+ X6 m! M M# E- f1 F, v- r+ X30-502 Luminaires in Dwelling Units (Appendix G)
9 R# A) p9 t5 `30-504 Stairways (Appendix G)
6 u/ X) Z( T& J) N4 A30-506 Basements (Appendix G)
, m; \$ j" N) `9 P4 H30-508 Storage Rooms (Appendix G)7 _3 Z- _' b: j- G
30-510 Garages and Carports (Appendix G)0 a/ ~! r( V0 j+ L4 u
Lampholders+ R2 ?$ S% N! i
30-600 Lampholder rating with Incandescent Lamps- g9 A" Q4 O# `, @
N CANCEL
! Q" ]6 G$ o/ w, e N30-602 Connections to Lampholders1 V" ]+ I4 j1 j6 C5 N- T, a2 ~4 d
N 30-6009 d8 J7 i1 B; }. N: R: S
30-604 Switched Lampholders Used on Unidentified Circuits
3 D6 p; h' O4 A2 }* bN 30-6024 [8 o/ u' V B8 w/ B( i
30-606 Switched Lampholders with Pull-Type Mechanisms
% y: A% N; o4 U1 FN 30-6044 Y3 U. d( A% q x2 u
30-610 Pendant Lampholders
9 e; V0 V8 I7 p; f5 g9 z3 c3 D# u- eN 30-608
0 N' L# N0 e# y; @; zElectric-Discharge Lighting Systems Operating at 1000V or Less$ Q# b6 _7 g: F5 D! @. n
30-710 Control (Appendix B)
# l* [: q R. j: z30-712 Branch Circuit Capacity
- ~2 o: j+ ^7 H. fElectric-Discharge Lighting Systems Operating at More Than 1000V
. u3 g- P' F0 N) n/ b) ~" C% ?30-802 Voltages, Dwelling Units
' V1 R! z) ^$ B7 o" f$ x30-804 control (Appendix B)
- Y3 X( ~) c2 _8 `; e E& BRecessed Luminaires (Appendix G)
' Y# y( I5 r# d! [$ p% \# P! A1 Y- Q30-902 Spacings for Non-IC Type Luminaires* `" A& C+ c; A% z$ N
30-910 Wiring of Recessed Luminaires (Appendix B)
! M M9 o0 z. F# i$ R4 M4 wExposed Wiring for Permanent Outdoor Lighting+ Q0 C2 [4 w$ @. R
30-1120 Branch Circuit Loading and Protection
8 v/ X: m+ O( bExtra-Low-Voltage Lighting Systems4 P, N2 g4 u. c! X1 s3 l. W
30-1202 Sources of Supply, X- L, u/ ^$ W: L! g
9 m8 o K8 D5 S, l9 G3 }Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
/ m6 Z' i4 J7 k7 r7 z/ FFire Alarm Systems
1 R/ W0 l7 @ ]. E/ p9 v6 V$ P" d9 e32-100 Conductors: H Q7 _) H1 E6 G6 g0 A$ K: d* ^% F
32-102 Wiring Method6 v8 I" S8 }4 I$ T3 y4 z( p& _
32-104 Equipment Bonding: Y. l/ A* r* [6 j" b& X
32-106 Electrical Supervision
7 R6 ^0 r2 l7 Z+ n5 C5 G; f8 n: u32-108 Current Supply' I/ z2 e, l4 Q, {. {. j; z& L4 g
32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)! n* U" t9 Z# D2 ~ ~4 t2 _- b8 P
Fire Pumps+ @5 C# Y5 S, J. z2 ^$ U( g1 p% h
32-208 Overcurrent Protection (Appendix B)2 ?" o1 T5 @1 o# T; Y6 a8 F
N 32-2068 d4 U) m n; Y! L6 o0 d
32-210 Overload and Overheating Protection (Appendix B)8 m2 L3 U8 V& F/ F' h/ E0 ^4 q
32-212 Ground Fault Circuit Interrupter (Appendix B)$ k2 W5 r8 y, T: z
: q5 ?: ]3 j" @% u2 s
Section 36 High-Voltage Installations
2 {( c. O( ~, H: x4 T5 VGeneral
) x. y M J' O. r) _5 u36-000 Scope (Appendix B)+ O7 D; x* b; R0 a' v
36-006 Warning Notices
7 T, ^5 o7 n( C/ c+ Q6 J8 ?Wiring Methods( M0 x: j/ ^! H! R1 G C0 r7 m; o
36-102 Radii of Bends4 z1 u# G7 z- ~8 J; r
36-104 Shielding of thermoset insulated conductors: k0 }3 E" A6 Q! U: }3 {0 A% m) F
36-108 Spacing of Exposed Conductors (1) table 30, table 312 Z6 C4 s1 |6 O* V) n/ R
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 344 Q4 ?1 U" u+ V6 s$ c
Control and Protective Equipment
% L5 [( H- x8 u$ y+ b" _7 M0 N36-214 Disconnecting Means# P: d8 E1 a! y
Grounding and Bonding
$ Z: ?4 {* m4 E/ l& {+ y36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
. a2 W. B R! G, V36-302 Station Ground Electrode (Appendix B)
# n* u+ l2 B8 m3 x# C; g36-304 Station Ground Resistance (Appendix B)
0 ?6 w, o6 p+ d G( W, E36-308 Connections to the Station Ground Electrode (Appendix B) R3 Y# d) O5 j
36-310 Gang-Operated Switch Handle Grounds
/ d9 Q2 i! V# v- l& m% H! q8 [36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations, f' Q: S$ X; H& i
4 X8 X3 z/ N3 d
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment
" R% k: M* z6 u5 J+ w38-002 Special Terminology (Appendix B)
: _: E3 s& P% S( M38-003 Voltage Limitations (Appendix B)
9 a: z1 K7 M; B! c* I$ a9 w' ]0 R38-004 Live Parts Enclosed/ a" d( ?9 h' T
38-005 Working Clearances
1 y( J2 Y9 N# D3 C$ f38-011 Insulation and Types of Conductors
( S% ~* n3 @* Q" ~/ ~9 ] O38-012 Minimum Size of Conductors7 h) {7 Q( ?' s' B" S/ C: l$ V
6 b, g: ~* N$ U2 H) B4 }Section 40 Electric Cranes and Hoists* n( K( |- ~* i4 P* {7 P
40-008 Disconnecting Means
" o0 R" g6 K( C# ^2 E) i. u40-010 Main Contact Conductors
) Z ?' I7 H1 T9 I& n3 v2 w, I( r E$ r, ?8 ^
Section 42 Electric Welders3 y0 p8 ~$ G% {% T! _
Transformer Arc Welders
* {2 z% |' Y5 t/ E42-006 Supply Conductors
4 m X0 Y5 `. O' {- P O. e: c5 u* L( w2 d8 k+ }
Section 44: Theatre Installations
' f+ |& `% d/ s" MGeneral
& O6 Q' _! T' m4 x44-104 Number of Conductors in Raceways# X4 E5 n( w) n0 N1 x) s. G+ f- J/ M
44-106 Aisle Lights in Moving Picture Theatres
j+ M* b8 ]* ]7 aFixed Stage Switchboards: o( M" c! ?6 G" K* H h
44-210 Overcurrent Protection. Q( m) [! E$ o* N, Z* C6 P
Fixed Stage Equipment
+ g( Q( T, Z' t" P44-324 Receptacles in Gallery Pockets: w" }% k# j# ~5 d0 y" I
44-326 Receptacles and Plugs
- Z' U: s; I+ W9 ]$ Q: {: o) d* r& ?8 Q( V9 T- r) R
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
% A, j9 N- F8 V9 k, _General; ]! T' E+ h n! Q' _
46-102 Instructions. Q3 G4 a+ q8 ]
46-108 Method of Wiring (Appendices B and G)
4 O' [% L. c, W _2 W* i7 _Emergency Systems
' T, ?. n3 d3 t& B) B7 J5 a46-202 Supply (Appendix G)( e3 s/ s" U; o. s* V
46-204 Control
4 Q! e+ E8 E! u3 W% ~1 i5 E46-206 Overcurrent Protection7 ]6 Q3 {# i" ]9 q
46-210 Remote Lamps7 C9 [! q; O0 z! q3 ^! L
Unit Equipment$ c. `/ G# C6 c/ i7 [0 x) | z1 T
46-304 Supply Connections7 }! w+ e7 t$ g9 [
46-306 Remote Lamps (Appendix B)
Q, t5 D" ^' Y7 xExit Signs
, a/ W2 t: _3 }46-400 Exit Signs (Appendix B and G)
: v2 R! L( o) b7 V9 G6 S2 C" {8 V/ d) ~+ G- F/ T
Section 54 Community Antenna Distribution and Radio and Television Installations7 ^% Q+ U, n! x$ C2 u
54-000 Scope
! S6 ]2 G" [0 E; T* F# u54-004 Community Antenna Distribution (Appendix B)
?# z) Y, \7 B8 b; H( M# k$ SCommunity Antenna distribution
1 Y# a, p8 s' I7 P" k c5 _54-100 Conductors
, c9 P) L6 \) b/ {2 I- |54-102 Voltage and Current Limitations (Appendix B)! _; v* J% c5 C3 ~2 J
Protection
$ h; k% X' r8 d6 y5 ?- m, C8 S54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)4 m& {) _1 V4 ]1 d. ~# B" Y
Grounding7 S, x% `, Y- R L* f& S
54-300 Grounding Conductor
3 C- F; G2 w9 Z2 zConductors Within Buildings
6 u- w0 Z$ z" c* \54-400 Separation from Other Conductors( i, Y: g7 ?9 e% f
Equipment7 H. D- k; v3 E) ^# U- v) p/ P
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
% a$ \2 L; f; J54-502 Exposed Equipment and Terminations
# [0 G3 G. M- Z# k" l v
: u* U( k* ~; L1 b7 kSection 56 Optical Fiber Cables( B5 ^' l4 M1 l/ l0 |& z
General6 z- T% t" l2 `0 N' M. l3 J5 D
56-100 Special Terminology
7 H8 ^, r$ n& Z' l56-102 Types! s, C8 _! n6 |% K8 u! _: U
Installation Methods' G6 g. }8 c9 C. m8 K0 j2 B' n
56-200 Nonconductive Optical Fiber Cables (Appendix B)
* m1 C9 s0 f: ?6 @6 R56-202 Conductive Optical Fiber Cables (Appendix B)5 ]$ P2 Y8 ~8 w8 }
56-204 Hybrid Cables
' A X' o/ C( n% G56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)0 E2 w4 {) X$ B$ X m; b
: B6 T. V* ^: X" Q! B9 B9 JSection 60 Electrical Communication Systems% |( }+ W3 m+ F: B, R
General1 `. P0 Y6 U% e0 r) a
60-100 Special Terminology
/ S# v' W% q; OProtection
/ ~/ m$ m. s, _" G% e }60-202 Primary Protector Requirements
, j/ y! j/ l* o# f. L/ `+ K, n% cInside Conductors
' y# }( ?% E- M# q60-308 Separation from Other Conductors2 G+ W0 F: }9 j. n
Equipment
' J4 n3 E# d9 [0 Q! o60-404 Exposed Equipment and Terminations; p- j2 |7 w# d! f8 [" p
Underground Circuits2 z$ K: f6 f4 ?& _
60-600 Direct Buried Systems+ e5 X% v, A% v1 ^
0 _; G& Z- L2 p* W" a$ K
Section 62 Fixed Electric Space and Surface Heating Systems
/ N' u! x6 b% l: d" `General, h' T* h/ {( W4 f1 ^2 B
62-102 Special Terminology, z$ g; E* v/ z* K* @
62-108 Branch Circuits! Z$ C, p/ x/ g% I- V
62-110 Installation of Fixtures; H- c% ]0 }( _7 J. `$ l: b7 j
62-114 Overcurrent Protection and Grouping (Appendix B) (5)
9 h8 N8 b" M& y4 T1 i& H- N62-116 Demand Factors for Service Conductors and Feeders (2)
+ y& C( X* h* G' V4 f62-118 Temperature Control Devices
$ P( p8 `5 ~9 r, r62-122 Installation of Series Heating Cable Sets (4)(7)5 J2 `- ]* _, Q1 M, L8 n
Electric Space Heating Systems0 @! l4 ^; _2 ?5 s
62-202 Temperature Control# Q( t. I- }" u: ^2 i5 Z( P% S/ ?
62-206 Proximity of Other Wiring (Appendix B)
* H' P1 u D1 T% B62-214 Installation of Heating Panels and Heating Panel Sets4 t7 ~) t1 ?/ Y W @2 S) v# P e
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings/ [/ b8 U* ?: q% d! S8 `
62-226 Installation of Under-Floor Covering Heating Panel Sets
8 Q5 d& o. d9 N' y r1 ^Electric Surface Heating Systems5 G# D$ t7 Y' {) ^7 `/ x6 F" m
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
k( q5 M! i a: A/ @* k# }1 @
2 k: k, T# W2 m& o' [6 Y, V _Section 68 Pools, Tubs, and Spas
4 a" L: p! K/ A2 k2 TGeneral) {/ F. c+ C0 I5 m- x3 U$ u" }' B
68-050 Special Terminology; @" J( B) R- |6 m
68-056 Underground Wiring - Table 61
. ?' j" r) j: f, N. E+ n: i- o68-058 Bonding to Ground (Appendix B)
8 N( z) I& Q$ p2 V4 E) W68-060 Junction and Deck Boxes (Appendix B)' }. v" \/ s. u2 x9 {- L
68-064 Receptacles
0 b/ N- ]) c. e' I/ g4 Z68-066 Luminaires and Lighting Equipment
7 E/ e$ ~4 {5 i! ~68-068 Ground Fault Circuit Interrupters (Appendix B)1 D3 y* H7 K3 c& G: @1 y
6 C ~7 n& o+ _& ]4 z, aSection 70 — Electrical requirements for factory-built relocatable structures and
' N, p: T# b6 ^9 Y1 |- ?non-relocatable structures6 y5 q, L8 u% B5 [# ~* A
70-130 Tests (see Appendix B)
) h. k* U5 d6 ]1 D: b
7 b1 b8 [) H# H' e, K# B8 DSection 76 Temporary Wiring (Appendix G)0 M" V) m9 ]+ Z, E: j8 p; L! T. {
76-004 Grounding) y% |" S F! v1 j: o% _; L* b% K
76-008 Service Entrance Equipment- |2 g5 X2 g' M. G, L0 p
N 76-006
2 e! P2 A/ y0 u( B, B* p76-014 Branch Circuits, x; M" E" N1 U6 I( {
N 76-012) T, A8 A4 h6 P( ]+ ?
2 [: J! C3 y: n& X: ~% t: T
Section 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours. [2 p) C/ W. m9 G) a
Marinas and Yacht Clubs
; _8 U: a4 ]$ y" }/ z k* S; s78-052 Receptacles
1 X! L5 R1 W2 b/ V: F9 X. c78-056 Feeders and Services
, E0 O7 d& a2 O" VMarine Wharves, Structures, and Fishing Harbours
! W* C; i7 E3 x; w, e$ P7 v78-106 Grounding and Bonding
5 @& ~' n( L. A! N- a' G* L; FTables
8 ~ j( @( F; [2 | s& |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
- y9 B& E4 O8 f
: p3 \" x9 e5 UDiagrams: 1, 2, 7+ k0 {% y# m8 Z# E
. ?+ [ m! K( t7 y1 h) A% O
Appendix B
# W; M& t4 H! E7 d: `4 D* dP352: Ground fault circuit interrupter- 6mA; u6 a b4 _7 n( n. `
P354: 2-126 FT1, FT4& L2 Q% J$ M0 L& P; y6 c; i
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)# V) o$ i# t: U; b) F! B/ m4 N
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)/ @( ~8 y" }. V( D+ j2 g% [
P370: 12-1012, 1118, 1214 Example:; R+ C$ I5 I9 n' P
P371: 12-1108
( e6 H9 H: G7 l2 K8 X3 l5 q8 |' O8 S3 UP381: 18-108(1)(b), 18-158(1)(b)/ Z# ?0 {2 Z3 W9 F1 v- ?! F+ j
P386: 24-206, \" [: }% K+ f' r, Z( w
P389: 26-256
6 S$ O' [4 C) t7 ~# N% k9 [P391-P393: Section 28, Example to determine Motor Conductors and Protection
# Y- z- W8 G0 L2 {: |6 E
3 E# }8 q- ]4 [ iAppendix D# l( a0 i! u: y' i# F2 I; C
Table D1, D2, D3, D4, D5, D6, D7, D16 |
|