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Canadian Electrical Code Review Guide
. R/ s A B8 V9 |+ R) ^ hFor the Exam of Electrician For Red Seal License D$ t" m3 e% K g
) C! d) m" y' Z3 Q- b" _. M8 x1 G' tLesson One/ L2 e/ ~6 D* {" Z* B4 h0 r) l; f3 i
Section 0 DEFINITIONS
7 x T6 i1 L$ @* Q& }2 F/ zThis section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:
4 B; `2 O, e% O9 g+ S# h7 EAccessible as applied to wiring methods4 S: x# U c' U
Alive or live, t- p4 r( @, R/ w m$ p& T
Aluminum-sheathed cable" x+ Z; B8 Q' }! O
Ampacity% z, B' G% k3 r* M( k
Authorized person
. l' s. |" S a* M% S IAuxiliary gutter: _0 F, Y" l8 N2 }+ l5 o
AWG, O! H3 y0 k" Q
Bonding
4 f) Q7 k$ ` c# C* d" G( vCable tray) v, h# r* i" {$ I0 k
Cellular floor
; `! u$ M o! M; E* JBranch circuit
' ]& w' B( I: `6 [Bus
& Z+ L4 F/ `( I) ~- R& dBusway
: z5 ~, J8 m& L2 HCommunication circuit0 \$ `% M# A- { P* L3 y' Q
Extra-low-voltage power circuit/ f1 m# x# Q3 b. a1 i5 }
Low-energy power circuit
3 x9 J& x2 @; `- B+ ^6 F& N, rMulti-wire branch circuit
9 \# J" q. g! o" z: p1 f I, s0 WRemote control circuit
2 I5 q7 H, v! RSignal circuit
l; ]. i0 u+ w' eCircuit breaker" r$ X5 a! b/ @. I! y' L% Q
Instantaneous-trip circuit breaker+ X2 @9 _5 K/ c) n) C7 _
Conductor; B. z/ J2 P* p; q" X. [, W/ N: e
Conduit
+ }8 E8 K4 Z) K% i Flexible metal conduit! E. _3 m. |3 r0 j3 ~2 h
Liquid-tight flexible conduit
, B% C$ o- q* G$ W1 D6 D p6 i2 ? ` Rigid conduit
; F/ B, K- r: [" m w' S Rigid metal conduit
5 o9 i1 y- Q& R9 f! v$ K1 ]9 ^ Rigid nonmetallic conduit7 J+ m' T$ T3 i, L+ Z: }+ _9 |- c
Rigid PVC conduit
, Z! F& b6 V1 p, y* I5 TConnector ~% @8 C @: c- o
Box connector
4 b# l6 A; S. @5 w _7 B7 f Wire connector
) o& H! z0 N2 d Z4 I' ?( EController
1 @) a3 z" K% JDisconnecting means
4 x) n8 E( h9 p3 ]1 D% ~3 TDust-tight
e5 J/ u: s2 S+ G6 Z) a/ }. fDwelling unit0 q) V: N! s) k% |* T$ P2 f
Electrical contractor9 \- Z5 k% o! N8 o3 _( a1 j
Electrical metallic tubing
& B8 ?! V. h$ U4 g: p* y! qElectrical nonmetallic tubing- y/ ?% B* u6 u: N1 [( \+ ?
Emergency lighting
% d+ f7 \# L9 @* P& q) m/ F- |Explosion-proof
6 \4 }6 R1 Z5 Z7 H$ d+ g$ wExtra-low-voltage power circuit2 I4 {; b4 [' T6 G0 q3 H3 a$ M* v# X
Feeder
5 n6 r4 T4 b+ p' }1 }' n4 j2 }Flexible metal conduit! O P5 w. X0 U5 b5 ]
Ground& g# ^+ u) m/ l! P$ ^+ |
Ground fault circuit interrupter9 d& y. M5 p* ^ V0 K: @
Grounded- O) F( ^8 S/ G0 x, f# d! U
Grounding
; q* ^7 Z3 s j" M6 q8 VGrounding conductor
+ h) S! l+ `' [9 K" Q( [8 t" ^Grounding electrode
* r- \6 k5 o9 T, ` c: EGuarded
% s: A. `4 m% `5 B! z5 r8 \Hoistway
. l9 A* W1 h4 x4 u7 h7 g4 F3 B) G% EIdentified. r6 m5 L4 w! s; v
Lampholder0 P& C' P4 E5 O/ f; l
Low-voltage protection8 N4 w7 i/ f- `& T' ]
Low-voltage release! p+ f l C3 Y
Neutral& }3 ^. z0 T# H
Noncombustible construction( F: ^5 q/ O8 n P( M5 O
Outlet3 m7 Q$ M2 H: ]+ f) ]! @* ~
Outline lighting
5 z- Q& K# l6 H& E' K: u. POver current device, @, \2 h. K4 i
Overload device2 `8 G' z! R* E# L8 `
Panel board, }# j! r) q1 S+ x1 X
Panelboard, enclosed: w. I# a1 |: p0 V- y
Permanently connected equipment
# r) A+ x3 A" o: h3 RPermit
" P) z4 |2 u2 l6 E8 v9 FPlenum
: f: K- m% H n/ I0 d1 ]Portable as applied to electrical equipment6 A5 Y7 y. r, {
Portable ground fault circuit interrupter0 z& a. z: H4 d2 m$ T+ h0 |
Power supply cord5 t4 T! D" G! I# k s
Raceway
: f+ z) ^7 |6 P* a: c a0 ^* AReceptacle
8 n: o9 o g7 |- k- g- C7 n Duplex receptacle
/ A+ I, k& F4 Z* A0 l/ ~- m0 p Single receptacle
2 j- I- n+ M0 I" \* C b Split receptacle
7 q6 s- |4 G2 X+ ?* R: p- x% OService, consumer‘s
" }( T. c. _9 X+ ?8 `4 yService, supply! P# A, s) Z5 J3 H
Service box. N! D- b7 s' o4 @
Service room
% s( e2 Z& G" q! c" @ ESingle-dwelling
6 n/ w7 Q( W: m. N* i6 H: pSlow-burning as applied to conductor insulation
, [0 ~/ }) z& q5 _# @Splitter3 p+ v* x8 H( w0 B
Starter+ ~* o; k: z" o
Switch
2 @) s8 C/ ]; ]% N6 c1 ?2 o General-use switch; k; z% O6 I6 |: T9 {" Z/ b
Indicating switch
5 E" t8 p/ L* \1 H7 z Isolating switch
' n0 m( n& ^/ Y) u& H Motor-circuit switch i- N/ [, l4 B1 C5 f( {
System) ?0 y1 ?# [: q9 x8 A* g
Communication system# a1 b; a* v1 U; ?* c5 j. e. M
Community antenna distribution system(CATV)
" O5 l9 @/ g* O; v; i: g Grounding system
4 I S+ i& W9 P2 v; `7 HUnderfloor raceway
6 z7 Y J+ j- B$ jVoltage:
) C7 i+ N0 n3 N) C3 n7 B" r Extra-low voltage) E1 W! l$ |4 a. J1 I
High voltage$ y* F+ G( S0 H7 F& Q& U3 K
Low voltage1 G j; q! Y; K, V
Voltage of a circuit; P: n% t4 v8 U7 S( v j2 a7 S
Voltage-to-ground- @: i' b+ R z6 y
Wireway
( \2 M* K9 \4 P# y; E
, ]: x1 n' F6 |, i1 I* NSection 2 GENERAL RULES
# G V& d, G" [: L) _( L$ kAdministrative
; u9 {3 {3 n! B! P0 d5 r! {2-018 Reconnection
; d3 Y e/ w0 x$ a$ x' \" u( V2-030 Deviation or Postponement
9 {5 _& Q: p1 ~7 W4 RTechnical General
, h3 j. S" i9 v* ~& _2-106 Circuit Voltage-to-Ground – Dwelling units
& R6 ~% Y0 t- \8 F! M! E2-114 Soldering Fluxes% x/ r+ x( @1 l( Z) r- T
2-116 AWG Sizes of conductors
/ |) u- L" x0 g1 G- X2-124 Fire spread (see Appendices B and G)
1 ?7 y' K B; |: |' y9 G* _2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)5 _ y8 p$ u1 }' Q) ~2 ^) Z
Protection of Persons and Property( ?7 I% P" Z- w4 O9 C3 N' ^( H
2-202 Guarding of Bare Live Parts7 `3 I& q3 D- X C2 O, U
Maintenance and Operation
5 ~5 T) `8 I( E" {% M Q) P+ O0 y2-304 Disconnection" |) ]7 l y u% b8 Q
2-306 Maintenance of Live Equipment7 m2 Y; c2 L; y% {' o
N 2-306 Shock and flash protection (see Appendix B)2 [9 _8 P: b& v$ K
2-308 Working Space About Electrical Equipment: Table-56
+ Q& G4 Z. @4 H5 }) a0 K9 m2-310 Entrance to, and Exit from, Working Space A) L5 E: d$ g0 ~) b8 L# S
2-320 Drainage
r: Q# i) }5 H& K3 c* c7 V( [2-322 Electrical Equipment near combustible Gas Meters and other Devices/ X/ f) \# S# A
Enclosures7 x4 P* X$ f. q/ |' R" Z
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) 2 L; Q! I0 f% m" K; F0 C3 R
2-404 Marking of Motors: DP, WP, TE
4 C3 Z& _, _$ ?# u5 c- A/ h+ K + [# v2 l7 i) u/ k8 _, J3 o" b
Section 4 Conductors; `* ~+ r- @$ ?8 G) E s, W; E* u
4-000 Scope
4 T( X ] S% n! j* h" D; g4-002 Size of Conductors: 14#, 12#
* x- S3 t2 s8 P2 I% ~$ Y: O4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36! s+ g& z% a# a
4-006 Insulated Conductors: Table 191 W' t$ m0 {2 `
4-010 Uses of Flexible Cord: Table 11
; }' k1 O# i! x" R J' S* @4-012 Sizes of Flexible Cord; f x2 h' W3 W9 K& z
4-014 Ampacity of Flexible Cords: Table 12
2 W/ Q V4 l) Z/ U+ Q4-018 Equipment Wire
6 s/ ?3 }4 k/ {+ [ ?4 q4-020 Insulation of Neutral Conductors4 [5 o8 g: U! t4 x
4-022 Size of Neutral conductor) _% w; s, U( k- _& w
4-024 Common Neutral Conductor
9 c: h7 o! Y. O5 w- z, D$ D) r, |6 \% v4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum7 |; c+ f3 Q9 T U5 j, j2 o
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum
/ k. |# T$ S- c' e {4-032 Identification of Type MI Neutral Conductors
; X3 I$ Y% L$ Q @4-034 Use of Identified Conductors& r2 e9 {5 D% x
4-036 Colour of Conductors: Phase A, B, C, …2 D/ K$ H7 P+ w6 G* G. m# t
8 @) k! t! S# N" j6 a! O' q7 x! gSection 6 Services and Service Equipment+ L3 d# L' u8 Y2 q _/ M, N8 @& g
General8 K! u) P7 n/ W* V+ p
6-102 Number of Supply Services Permitted, P& `5 c2 b$ j# ?) X* f; O
6-104 Number of Consumer’s Services Permitted in or on a Building
" a3 U/ r+ [5 }. X" r8 H0 ]% L6-108 Supply Service from an Electric Railway System7 a& N. v$ N4 H$ x! h
6-110 Three-wire Consumer’s Services
, A( c6 J4 B& O+ C3 N6 x/ S6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors, H- V) {* n) w4 Q: |" o
6-114 Methods of terminating conductors at consumer’s service, {$ Q' |; p; P) T
6-116 Consumer’s Service Head Location( y1 n1 |/ D( @! E# ^2 R- p# J
Control and Protective Equipment6 i0 M* f* b' K5 g# f
6-200 Service Equipment
v" K( S6 |- l" _8 E! Y6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e)+ ? u1 n, {) j1 H) E, N) `
6-208 Consumer’s Service Conductors Location
* `0 x6 X; g* Y6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches0 d/ s$ f1 ~( k
6-212 Wiring Space in Enclosures- X. o: g, {8 S1 [) O
6-214 Marking of Service Boxes9 E1 Q& B- w3 m/ W/ Y' w, b1 ]# Z
Wiring Methods
9 K6 \3 z& ?& B- M" M6-300 Underground Consumer’s Services% ^0 k& M( F) s9 l
6-302 Overhead Consumer’s Service Conductors3 k+ S" n2 ~# T6 `) d* ^# U
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
. l% c) o, p& d1 O" M6-306 Consumer’s Service Raceways7 F+ \; U! e+ E5 }* b- L
6-308 Use of Bare Neutral in Consumer’s Service
, z3 W9 x# b% b" m6-310 Use of Joints in Consumer’s Service Neutral Conductors
3 L9 |) _! ^6 o) N6-312 Condensation in Consumer’s Service Raceway
. h# U7 L2 F4 f9 f& oMetering Equipment
( d. \1 o4 z! B& q4 p; Q6-400 Metering Equipment
8 r/ a/ ?8 e; m6-402 Method of Installing Meter Loops5 R6 r" ?, W8 o) m& `0 C
6-404 Enclosures for Instrument Transformers* ]- A4 [/ Y, w8 `
6-408 Location of Meters0 l" ?7 N2 k# S7 ?5 E
( U% n- x. s# x/ W' }! @( r& BSection 8 Circuit Loading and Demand Factors
: N+ j' | _- w8 VGeneral7 T L+ ]8 ^% d1 m& a
8-100 Current Calculations
. l) j. m( }( f) W/ ]7 P4 ~. w K8-102 Voltage Drop ( see Appendix D)" e- d# \) S, ?/ x5 \4 q: O0 r
8-104 Maximum Circuit Loading
X# @. G$ g; h/ x# H( F8-108 Number of Branch Circuit Positions, `7 M( B+ ]# \6 o* A$ D/ ^
8-110 Determination of Areas7 O( j$ d' C! V! y2 D
Services and Feeders5 m! j" W9 s# ?! ]" A( \
8-200 Single Dwellings (see Appendix B)
& R* L/ V1 X ^0 ]$ ], j, k/ |4 @8-202 Apartment and Similar Buildings
7 P# Y3 o: j* m2 A2 x& }3 e" d8-204 Schools
$ B8 f0 @: t3 a8-206 Hospitals8 {- t" ]5 i; C I
8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy
: u% B7 P/ M6 {: H8 m4 @! j7 [8-210 Other Types of Occupancy (Table 14)# M) g7 P! @' Z0 ]5 q* n
8-212 Special Lighting Circuits
% T& |% X3 x. [; P& b( s' x. vBranch Circuits. v, ^& C& D# B5 P7 w1 c
8-300 Branch Circuits Supplying Electric Ranges
% t" q7 b# I7 q8 {5 T8 f+ D8-302 Connected Loads9 S5 k8 u+ u& b( x/ y
# ^/ _$ r" z9 o4 r3 y: V
Section 10 Grounding and Bonding
% x, }" C: m7 cScope and Object7 }- R2 R9 M: J! N& L
10-002 Object
/ B: W. S6 l6 S+ M4 t1 XSystem and Circuit Grounding: H% ]1 n6 z) R. _( ]( [
10-102 Two-Wire Direct-Current Systems! t3 F7 q- L# u/ `, ^* z
10-104 Three-Wire Direct-Current Systems
: W+ Q5 x: \+ W10-106 Alternating-Current Systems
; x5 Y" o, G7 H- e/ `10-110 Electric Crane Circuits+ Y+ H3 I5 ~ T0 J
10-114 Circuits of Less Than 50 V' k9 Q* m, s9 R
10-116 Instrument Transformer Circuits8 o6 k* c+ f( Q, A! P9 ^6 a9 d
Grounding Connections for Systems and Circuits
& T- D- O9 U! X* N. s' }( a10-200 Current Over Grounding and Bonding Conductors
7 ^" w; N: z f' g10-204 Grounding Connections for Alternating-Current Systems# l3 W8 Q" v% L' D* ^8 x) w( U2 u
10-206 Grounding Connections for Isolated Systems
& j! C) ]6 Y! P% ~, n3 p$ Z( w10-210 Conductor to be Grounded
5 E7 w3 m6 `. c c3 HConductor Enclosure Bonding
0 S4 D7 J: _/ ^% u3 ?# O8 X10-302 Other Conductor Enclosures
% {+ R. z* u) q: S9 Q2 ~+ H1 MN 10-304
) R7 q9 D/ ]: N ^% DEquipment Bonding
1 Q! Q- Y; v+ A: r% J10-400 Fixed Equipment, General" p4 f$ E! R( ^2 L9 P) M
10-402 Fixed Equipment, Specific (3), (4)
8 M+ I9 D, x2 g10-404 In Nonmetallic Wiring Systems
) y* N2 C- v! c9 Q/ m, [& {10-406 Non-electrical Equipment0 q" u1 D; I1 O# a3 l2 A* L
10-408 Portable Equipment (4)(b)
: L: D' h4 o& q6 h( g$ N2 r10-410 Instrument Transformer Cases
) r, `/ V4 M- B* o/ a0 I( q10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less N* Y) V+ ]+ d& i6 k' n+ [. n! L0 Z# e
10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
( U* C9 }3 M. u9 }3 L8 ~* OMethods of Grounding8 x8 p$ E, B. [& q' N
10-500 Effective grounding (see Appendix B)& `1 o' i3 l% ]3 [' C# B6 E$ n
10-502 Common grounding conductors% P2 Q: L. w2 i
10-504 Common grounding electrodes; R7 \* V; E2 U( l- u; ? u
Bonding Methods* m2 A j' N [ @) Z4 J* U
10-600 Clean Surfaces* P' a. o& x. B f/ p% q o
10-604 Bonding at Service Equipment
/ ]3 D, y/ r+ O d0 ^9 i4 W10-606 Means of Assuring Continuity at Service Equipment& K) {8 e7 s5 \1 R3 G) T
10-610 Bonding at Other Than Service Equipment' o! k0 [7 y- [
10-612 Loosely Jointed Metal Raceways
! [9 @8 ]2 O* _% q" O9 e% @* F6 Q10-614 Bonding Jumpers Table 41. ?8 }( g i, L5 K( ~' |/ G
Grounding Electrodes/ l% I+ i& F% v7 y( I
10-700 Grounding Electrodes
4 M5 j1 e* T6 S10-702 Artificial Grounding Electrodes
9 A( x' F; Z- n* I0 jN 10-700 & 10-702: n! U# `. V4 T( D2 {8 h6 u+ n0 W
10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)- c, Z5 \ C* O4 z5 ]# G* b2 [, m4 h
N 10-702
7 Y; U: }( Z" `$ D+ D' k10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding+ i& a" J4 d8 e5 Y, Q5 P. [
N 10-702
( w2 @7 `% P# u9 f8 V" G10-710 Use of Lightning Rods (Appendices B and G)
) f1 `7 H2 a/ @! b& H6 RN 10-7063 t+ t Z: v- ]/ ^- [8 `, x
Grounding and Bonding Conductors/ V; P2 p$ P, v8 c. Z$ b
10-800 Continuity of Grounding and Bonding Conductors
) V8 u4 v$ o% u0 j10-802 Material for System Grounding Conductors3 v# S0 h: V+ E* l+ a2 v8 S
10-804 Material for Bonding Conductors0 k6 N) g% K Y! D% I$ W0 L8 d
10-806 Installation of System Grounding Conductors
+ }0 s( q( D- x" y4 `10-808 Installation of Equipment Bonding Conductors: n5 Z2 x6 m- {0 Q" c3 f9 c
10-810 Grounding Conductor Size for DC Circuits
; P5 W1 i: {& I' `10-812 Grounding Conductor Size for AC Systems (see Appendix B)
3 N" M0 w9 S6 n! J# O' w) @10-814 Bonding Conductor Size (Appendix B)
. _1 X3 q; r* ^ P8 Y+ j10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment% b n; D9 a3 a' K& {6 e
10-818 Bonding Conductor for Outline Lighting
7 T: Y. }# a9 }7 |0 ]$ {$ q2 g) _10-820 Bonding Conductor Size for Instrument Transformers2 ~8 q7 Y: ~6 G& j, i, u# s
Grounding and Bonding Conductor Connections
3 y0 r$ p% _, h$ m+ K10-902 Grounding Conduct Connection to Water Pipe Electrodes- d i/ O9 t" l# B' j3 B4 i
10-906 Bonding conductor connection to circuits and equipment4 S# B" K; ?0 E6 \* q( \- i
10-908 Grounding Conductor Connection to Electrodes1 u8 t1 Y- E# a3 n8 e P3 Q
Lightning Arresters
6 D! p* c) M Z10-1000 Lightning Arresters on Secondary Services – 750V or Less$ ]) T$ K; W& _ G
' S! O6 q$ E' J3 K) l1 T9 {Section 12 – Wiring Methods) C+ \3 D- f) x/ c# ]2 v% w
Scope5 l% i9 E0 Q, r1 u: E
12-000 Scope (Appendix B)4 e, }' H8 _0 W, c/ p6 K
General Requirement
6 |# ]& r# X% C$ y12-010 Wiring in Ducts and Plenum Chambers
( W( N8 W: l( `1 C% h12-012 Underground Installations (Appendix B)
+ i5 q; h" A2 P4 p0 T12-016 Lightning Rod Conductors
. K1 C% [ J! \Conductors - General8 A! a) N- U4 |6 J
12-100 Types of Conductors (Appendix B) Table 19+ Z7 e& A# F" H" H* H! C
12-102 Thermoplastic-Insulated Conductors% o1 u9 L. v% S1 y+ t, K$ [
12-104 Flame Tested Coverings9 K9 U5 S3 s, ~8 L6 S1 c
12-106 Multi- and Single- Conductor Cables
8 l" T" `* {: ?5 Q6 D12-108 Conductors in Parallel (Appendix B)
% ^% r" ?6 A: R8 v" H8 u1 U12-112 Conductor Joints and Splices2 g, w/ P/ C: M2 G
12-114 Ends of insulated conductors+ S' P4 W" V1 z2 A4 }
12-116 Termination of Conductors (Appendix B)
3 r7 Z7 ~. O: r. i% I0 B4 i! y12-118 Termination and Splicing of Aluminum Conductors
% m/ P: ]! z- H# H/ M7 p12-120 Supporting of Conductors - Table 21
6 Y- k* d/ b7 N6 m7 OOpen Wiring6 I6 W9 I7 n5 t3 e F: i
12-204 Spacing of Conductors' E8 f" J; z+ e) d# f; F4 ~; u/ w6 V/ g
12-206 Conductor Supports/ O& R$ [' Y* a. l, i* n
12-208 Conductors on Flat Surfaces3 D2 } O* ~8 S+ j& j, J; t6 w$ D
12-212 Protection from Mechanical Injury
# j7 L* z \3 T, eExposed Wiring on Exteriors of buildings and between Buildings on the same Premises) Y$ l& R; `: b2 M: d, W/ B8 [6 `
12-308 Minimum Size of Overhead Conductors/ {9 V) |& N$ {4 F2 \! b
12-318 Use of Neutral Supported Cables9 K$ U; b9 u: j2 U
Nonmetallic Sheathed Cable) D+ n) ^0 @; m. ?
12-502 Maximum Voltage
4 w3 T s/ x5 s* k {12-510 Running of cable between Boxes and Fittings (Appendix G)
2 R+ ?2 @5 Z0 g$ q8 L* Q) `7 J12-514 Protection on joists and rafters
) R# U4 C. T8 I, x& f1 p0 c+ Q12-516 Protection for Cable in Concealed Installations (Appendix G)" a( E5 ^% r7 h; F
12-522 Where Outlet Boxes Are Not Required
, z: P6 a8 S( Z* AArmoured Cable
+ B' j6 V! q$ @! p2 F$ l! r12-602 Use (Appendix B)
2 `5 _6 J* @; b/ t* p! v% H12-604 Protection for Armoured Cables in Lanes
R |1 q3 e( L# J12-606 Use of Thermoplastic Covered Armoured Cable
' w, C4 C* w% h$ h$ h12-608 Continuity of Armoured Cable4 |1 [! y( l$ v" A
12-610 Terminating Armoured Cable
- D% x2 K7 ^2 {. F, O12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems
3 _8 Z' K: q+ b% b0 t! l12-614 Radii of Bends in Armoured Cables J0 j5 Z5 g0 Y9 I. Z2 m
12-616 Concealed Armoured Cable Installation
3 h: Q7 f m0 F' k8 d- v% O12-618 Running of Cable between Boxes, Etc6 \, C* n: d" L7 y, O% N( t6 }
Mineral-Insulated and Aluminum-Sheathed Cable- K$ j; `* _8 l2 ~& w8 A. j
12-702 Use w; F( T' f1 k( [4 ~5 e
12-704 Use When Embedded
; i" o Q: w$ y/ _12-706 Method of Supporting9 A* a$ Q2 t/ Z4 z0 D3 W
12-708 Direct Earth Burial
! o9 `4 S- }" o' o( \12-710 Mechanical Protection! S9 d n+ q- U
12-712 Radii of Bends
8 s) Z$ m7 Y5 U/ ]12-714 Termination of Mineral-Insulated Cable (Appendix B)) m8 n! u6 t( {" m: c7 j
12-716 Connection to Other Forms of Wiring6 t0 r# @) T" p" \* v: z; Q
Flat Conductor Cable Type FCC o# o, ] U6 @) r3 y6 f9 O
12-804 Use Permitted: R6 A6 A0 i! E' P$ G+ z' a
12-806 Use Prohibited
7 `3 c2 h8 _- ^# a7 k8 U12-818 Anchoring9 v# S$ Z0 I( }. s* @* `9 p( Q. G
12-820 Crossings
$ C7 E4 L$ j: l4 rRaceways - General
0 \, A" X$ a2 R+ G+ y12-904 Conductors in Raceways
8 g, F6 C* y0 p' R12-906 Protection of Conductors at Ends of Raceways
9 z, m+ S8 n0 B; k: e) T# h12-908 Inserting Conductors in Raceways7 W7 E; B+ Y$ a- H( L9 \! [! ]$ g
12-910 Joints or Splices Within Raceways) D! v( o- } }$ Z$ e D
12-912 Stranding of Conductors% V P) ]5 E0 R% e6 I+ p% D
12-914 Electrical Continuity of Raceways/ f) c+ b% ?& K' W
12-922 Radii of Bends in Raceways9 m K1 [0 L" _3 q V5 S
N 12-922 Radii of Bends in Raceways Table 7
7 H3 O. k2 a5 J( t12-932 Protection for Raceways in Lanes
( c3 W* u1 o& y4 y6 a12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B): @# h# Z' n6 L3 E' j
12-938 Capping of Unused Raceways% I' m- [' Z9 Y& C `4 V
12-940 Maximum Number of Bends in Raceways2 i: }3 A# ]5 Y& ]
Rigid and Flexible Metal Conduit+ L& f) l/ W e4 P
12-1002 Use( r& v. D6 \! }" H' w
12-1004 Minimum Size of Conduits( K- O. d2 B6 v' I, v6 c+ }! G% J
12-1006 Conduit Threads (Appendix B)! l) I8 u( c! ]3 y6 e5 s
12-1008 Thread Engagement3 `+ }# d8 t" S2 E* L
12-1010 Maximum Spacing of Conduit Supports+ y% |2 K X% z+ k- E3 F, s+ t
12-1012 Expansion and Contraction of Conduits (Appendix B)9 b/ L) Z2 W& _, x/ }; p
12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6 2 B) K$ B# Y5 j$ X! `. [1 G
Rigid PVC Conduit and Rigid HFT Conduit b) T& X4 t9 A+ G2 H
12-1100 Use/ Z* Q- }" J% p( y; W
12-1102 Restrictions on Use
/ v- H: ^( X( h0 i* `, B" S12-1104 Temperature Limitations (Appendix B)5 b0 X3 \: }/ l" c$ }* u) T
12-1108 Field Bends (Appendix B), (2)
9 d9 f; V. U( x0 X$ z, J6 | x( a. h% u12-1110 Support of Luminaires
! f6 a, q( E8 \5 h; x# V12-1112 Fittings
h u* t: Z& k* p+ J, g12-1114 Maximum Spacing of Conduit Supports
; S! p' v; D2 x0 A+ H12-1116 Support of Equipment4 v/ F. w! H0 E9 h
12-1118 Expansion Joints (Appendix B example)8 E7 @ f# y" Z0 c/ A
Rigid RTRC Conduit! o; C ?4 {0 {) f0 P' M
12-1210 Temperature Limitations
! n* s0 X0 k( U# m3 s G, H$ A12-1214 Expansion Joints (Appendix B)
9 c% }9 Z/ O1 k+ ]Liquid-Tight Flexible Conduit/ b" \% E2 x- _* N/ g$ I
12-1302 Use of Liquid-Tight Flexible Conduit
- W& Q8 U3 {; o9 t$ t2 `5 n$ u7 _12-1304 Maximum Number of Conductors
5 r% f# y. l! s$ t* A* {9 x7 X" d; }12-1306 Provisions for Bonding8 ]# N$ g0 t6 I3 N
Electrical Metallic Tubing
4 O. A8 G4 R" k7 W12-1402 Use$ Z4 t4 f' P5 r4 e9 j+ r# I
12-1404 Supports
/ [5 H7 E" s, H. r: M- A( g2 C; J4 w12-1406 Minimum Tubing Size
, s* V' Z$ q2 h$ o- q, {+ r) q12-1408 Maximum Number of Conductors
) k1 J3 S" G3 |0 ~ ?; R8 p12-1410 Connections and Couplings8 T. ~3 H+ \# M! h0 G
12-1412 Radii of Bends in Tubing# _9 P, }$ ^/ y6 g/ y6 B
N Table 7
4 E, T# g' O& d; vElectrical Nonmetallic Tubing7 W ?7 h, `2 x( G; p; y/ {
12-1516 Provision for Bonding Continuity
1 W* Y$ i4 Q! T2 DN 12-1514
- g9 p* W' P# }" @' i( \: `Surface Raceways
& S$ j6 C" Q2 I4 W! z/ I12-1602 Use of Surface Raceway (Appendix B)3 f2 S/ d' M# V# Q( k
12-1604 Temperature Limitations' f9 p& u( |% z8 `
12-1606 Conductors in Surface Raceways (Appendix B)
% `) ^* ^9 a* F+ q: }12-1608 Maximum Voltage; G6 {* K$ ?; x2 q3 q
12-1610 Joints and splices
" ?' b' s' O5 U, u5 F& RUnderfloor Raceways. P1 G0 b4 r8 `4 X
12-1712 Discontinued Outlets in Underfloor Raceways( j- P1 D# T; @( ^. o! O3 R' b8 k3 I
Cellular Floors. J1 g4 l' N# S
12-1804 Maximum Conductor Size in Cellular Floor
. _9 `9 \6 f% d/ ^# v# v5 \6 V12-1820 Cellular floor discontinued outlets
0 E: Y7 ~! g* s! m- @# lAuxiliary Gutters6 u1 O- M, _; Q4 \5 y* g/ @
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces
3 i# V& a7 C q: @12-1902 Auxiliary Gutter Supports
& d! Q4 W9 N0 Y6 N' t12-1904 Auxiliary Gutter Cross-Sectional Area6 f. @) Z# K& a8 k: [" E6 E
Busways and Splitters
) l. ~9 v! A7 {5 i4 G12-2004 AC Circuits in Busways and Splitters2 r& R' A" K: ~
12-2006 Busway and Splitter Supports
! }/ m N2 M- \12-2008 Method of Installation of Busways
8 w" X; }; O+ ?* G% M5 P12-2012 Reduction in Size of Busways( K+ l: Z" T @* D* M( z
12-2014 Length of Busways Used as Branch Circuits
1 I# Q3 `0 o+ d% d& i! S12-2018 Taps in Splitters% Z6 S+ p# I: C, `# }# o: w
Wireways
9 y7 E' |" N j2 X9 N- u12-2104 Conductors in Wireways
0 H- }; o" d2 ^ V$ U$ W& C12-2106 Taps and Splices in Wireways
9 o- c) X% g; d# I4 c9 ? Cable Trays
# c* z. n. H! P9 d. k# k2 G12-2200 Method of Installation (Appendix B)
m+ x+ i$ a* K4 X! t12-2204 Joints and Splices Within Cable Trays1 m# d" Y) _6 i& O: M" Y
12-2208 Provisions for Bonding! r* U& {$ w' J: T, ?) X) Z6 i
12-2210 Ampacities of Conductors in Cable Trays+ @- c. ?( s3 h+ k, m
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings7 A' ?2 p" }9 u1 [
12-3000 Maximum Number of Outlets Per Circuit
, I7 u: ]$ B" A* O' MN 8-304, G. |! s1 q% _! W8 U! h* |0 n
12-3002 Outlet Boxes (Appendix B)
3 Z ^/ j# x7 w2 v4 G# RN 12-3000
$ D g4 K& g* V5 S) M& z2 r12-3004 Outlet Box Covers
6 r' S0 h$ V0 X. fN 12-3002
$ ]: t5 d5 L, _7 e12-3010 Boxes in Concrete Construction; k% i1 _5 @* w8 Y+ T! H
N 12-3008
/ j8 P9 E* w: t" ^( _ Y12-3012 Outlet Box Supports0 Y2 m: ]" Z: Q. V5 W, x, U
N 12-3010
, y4 E8 r0 ~$ r7 L3 K4 Y: L12-3016 Accessibility of Junction Boxes& |+ w6 Z* O- l0 R
N 12-3014: P8 r8 B( W& I7 w
12-3018 Flush Boxes, cabinets, and Fittings
& f3 S& h) K& ` Q- KN 12-3016
" q. E' \3 j; v; y12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) * x/ g. D9 s$ x- H' r' A: H: b
N 12-30229 i) L% v) a0 |- H- e
12-3036 Maximum Number of conductors in a Box - Table 23. C0 k; Q" g6 x& a& T
N 12-30346 z9 y3 b6 t5 j& f% Y5 `
12-3038 Pull Box or Junction box Sizes) P: {6 s K2 V1 Z0 }: ~. E
N 12-3036
* C6 w# X8 i" e
1 O) Y" d+ {) E8 _; }$ ISection 14 Protection and Control
0 I( |1 L# a* Z3 @; kGeneral Requirement* P# J5 R# O) B
14-010 Protective and Control Devices Required
7 m* l% I, J+ b# b# K& X* _14-016 Connection of Devices
' H7 L9 U" p+ V Protective Devices – General
* C% r0 W/ ~ _ 14-100 Overcurrent Devices Required+ s' h2 M0 @; Z7 \
14-102 Ground Fault Protection (Appendix B)0 ^# T* k( { E% f k
14-104 Rating of Overcurrent Devices (Appendix B) Table 13
) Y" h) h0 p$ g* W( t6 T* N14-112 Overcurrent Devices in Parallel, e1 k+ a6 K3 N% S$ C/ T
Fuses" E- { S. A* X7 Z# A {
14-200 Time-Delay and Low-Melting Point Fuses
/ `7 A8 A6 `! @+ }; u14-202 Use of Plug Fuses
: O, f9 z$ ~/ Z14-208 Rating of Fuses
! z# F( u" r. a u! h! \' n14-212 Use of Fuses (Appendix B)3 A8 x4 u# \. [
Circuit Breakers
6 j+ m9 W' b) K0 J4 {8 P14-300 Circuit Breakers, General4 i5 J1 z, Q. l% u3 y7 D- _
14-306 Tripping Elements for Circuit Breakers8 h. F6 c6 [0 H) n1 u1 C7 N$ J& b- d
14-308 Battery Control Power for Circuit Breakers
$ Z: j9 N: b0 p' K6 WControl Devices - General
& y6 u+ r9 ]3 W) E: Y14-402 Disconnecting Means Required for Fused Circuits
4 T+ E( s7 q( J$ \& x- t. dControl Devices - Switches
0 N j- O* R# L$ c4 E14-502 Mounting of knife Switches
5 ]& D# @6 Q6 X* {. A. H( O3 p14-504 Maximum Rating of Switches1 C% w* e3 t/ f) X
14-508 Rating of General-Use AC/DC Switches (Appendix B)
+ R6 E2 p. H' M) A Z1 W- e: x6 z; K14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
6 N' `& X& O" r! ?: ~7 BSolid State Devices
) R; H& S: c5 z14-700 Restriction of Use" _0 x1 g: y2 L9 b, }- Q. Z! I
14-702 Disconnecting Means Required
1 H0 D* V5 I1 S0 B5 K h, ^4 i6 P, G0 |
Section 16 Class 1 and Class 2 Circuits9 w" H( ^4 ^0 F, y+ R+ P
General2 P# S& V# b" a5 I1 b( n6 i5 e
16-004 Class 1 Extra-Low-Voltage Power Circuits0 b3 d9 d( r) l7 g2 g& B
16-006 Class 2 Low-Energy Power Circuits& I$ N" Q7 k; |8 z
16-012 Circuits in Communication Cables# X1 E3 E9 Y1 G! M9 J5 V9 p
Class 1 Circuits8 Z6 x' k; p% `" u
16-100 Limitation of Class 1 Circuits
3 C7 O) V8 a9 L$ B- o( T9 X1 f( l16-104 Overcurrent Protection of Class 1 Circuits$ ]& Z- C7 P6 u+ E4 _7 n: Y
16-106 Location of Overcurrent Devices in Class 1 Circuits
B: y3 U" ?) S* i' c: T8 o16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
0 [* O- o' ]7 Z$ S" f16-110 Conductor Material and Sizes
5 _7 v6 l! e+ P2 e E16-112 Insulated Conductors for Class 1 Wiring
1 n* H4 G5 s2 B8 G* k* mClass 2 Circuits
' A5 N6 z1 f* p4 H7 R16-200 Limitations of Class 2 Circuits (Appendix B)
7 a J3 [! r( v' w7 M16-204 Marking/ ^0 L. C- B( k: s
16-206 Overcurrent Protection for Class 2 Circuits
% l8 R7 R- G( u+ @% K1 H16-210 Conductors for Class 2 Circuit Wiring (Appendix B); l- E- w/ y g, ^
ELC: extra-low-voltage cable- ^( I( ~! `$ w9 Z0 P3 [
16-212 Separation of Class 2 Circuit Conductors from Other Circuits
1 X3 S1 I$ q+ B0 F1 j" S
* O; G: H* X* LSection 18 Hazardous Locations
7 y1 S L3 E |) _6 S; S7 ~Scope and Introduction& V" i; t5 T* c+ e
18-004 Classification! C6 l8 v* w) a. Q, X, y' E
18-006 Division of Class I Locations (Appendices B and J)
. }" A9 C* d6 v18-008 Division of Class II Locations (Appendix B)
8 y7 C- n- N5 ^7 ~$ e6 {18-010 Division of Class III Locations (Appendix B)
; r8 o- |$ g P w. |7 C4 bGeneral m; D1 q$ G8 K
18-062 Metal-Covered Cable (Appendix B)9 w g; E5 o4 b* T6 a
Installations in Class 1, Zone 1 Location
9 T: u2 G5 W: v# b18-108 Sealing, Class I, Zone I (Appendix B)
7 g% |; _1 i0 u' ^! Y: e! D
( \# r; B! w: Q, FSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars5 E8 u5 m) T- }6 }7 f
Gasoline Dispensing and Service Stations% o1 O2 T- C1 ~( P
20-002 General
' s4 ]% P$ E% A% [( ]: C0 F0 ~20-004 Hazardous Area (Appendix B)
# Y0 ?, I6 s5 A& a2 W6 j# QPropane Dispensing, Container Filling, and Storage
& W% V; Q2 L4 X( S/ g/ g20-034 Hazardous Areas - Table 63
G; y$ L% D) \Compressed Natural Gas Refuelling Stations and Compressor and Storage Facilities; P3 O! N4 {- K2 i$ Z) h9 a
20-062 Hazardous Areas: ?: Z0 a' c; N0 F1 V9 ?
Commercial Garages – Repairs and Storage, Z: n( v% q$ A
20-100 Scope# {- u! t8 ]0 Z( T
20-102 Hazardous Areas (1) - `0 V: y8 D' ^
/ c; v6 Y+ c, ?! n, a" @
Section 24 Patient Care Areas
: r% X1 B+ g2 a24-000 Scope (Appendix B)1 i. p" d9 M: {/ E6 g5 _
24-002 Special Terminology (Appendix B) q& E& l9 e4 b
Patient care area
. j) L9 X8 r! o0 zPatient Care Areas
3 } w9 x, X, i* l0 B24-106 Receptacles in Basic Care Areas (Appendix B)+ z% F1 O9 u% m8 o; B' S
Isolated Systems
+ A' ~. Z b( p" J- L" A, X! m24-204 Single-Phase Isolated Circuits (Appendix B)& H+ U- o) U' _- c
24-206$ ^& _+ t2 T: |
S: X& c% ~$ ], d* G' i: TSection 26 Installation of Electrical Equipment" k2 Q6 Q( s5 z4 E0 |/ d" e, L
General
! ?2 x7 Y! i/ ~6 A; V; N26-004 Equipment Over Combustible Surfaces (Appendix B): z+ K3 ?! N" N6 v2 x* U
26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G)
4 Z1 T1 _. r5 P1 E9 a2 B! { Isolating Switches
, u g7 e- d% J$ p ~1 x8 d+ ?3 X26-100 Location of Isolating Switches
) _' y/ |) v+ T8 ?8 R+ DCapacitors0 g' l7 K9 C/ w% z9 _' a6 T
26-204 Guarding of Capacitors1 O$ f" j. |3 K3 u! B& m$ ~
26-206 Grounding of Capacitors. [; z$ x' J+ J) c
26-208 Conductor Size for Capacitors
3 T1 O& N( }- R0 |* \26-210 Overcurrent Protection (Appendix B)
3 j/ S. N$ W9 O: V e2 [8 v26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
: L; O: x5 w1 \4 {; X4 h26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits9 \, Z7 o. C3 \! t/ X. q$ ?
26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
0 z4 c, a4 H7 w! s7 o. I! e$ y26-218 Special Provisions for Motor Circuit Capacitors. p4 u7 b7 S* N- ]7 E) i1 v
26-222 Drainage of Stored Charge of Capacitors' n8 L+ y q& g/ U2 t s" C, v
Transformers5 i7 E4 | @4 i8 g# q
26-240 Transformers, General
6 y! o8 z: K3 U. D26-242 Outdoor Transformer Installations% g8 @; N; P. E, Q
26-244 Transformers, Mounted on Roofs (Appendix B), Z/ f* t3 k% X- U1 W
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)4 u7 L8 `9 P5 q8 D# v; B4 Y, i
26-248 Dry-Core, Open-Ventilated Type Transformers
2 s! g" M. @7 F1 F26-250 Disconnecting Means for Transformers( z! J) Y$ {; D4 S
26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V+ q3 c3 t! i% g, P6 @6 i
26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers+ x3 z8 @6 j& `$ r, l9 N
26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
3 s8 k/ X* j+ [, p26-258 Conductor Size for Transformers
1 \8 u" Y% c6 P7 H( d. q$ _. T) z26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)8 o9 I1 m1 K/ ]$ ]/ P& j$ I
26-262 Marking of Transformers
& l# S2 t/ T4 F26-264 Auto-Transformers2 Z- e, [0 M% m
Fences- W1 Z6 ?5 @1 W+ J4 \& o8 H+ h
26-302 Clearance of Equipment - Table 33- D3 X* H/ Q4 V" ?1 i. Z
Panelboards
% T/ j: l$ u N6 i7 n26-400 Panelboards in Dwelling Units (Appendix B)
' c# Y2 G* f' \, N26-402 Location of Panelboards (Appendix G)
2 u8 C$ ^* m4 E% Z* y8 ULightning Arresters
- s$ n! o# [( D# B" ^5 v" D26-508 Connection of Lightning Arresters' O. G. y7 Y2 U
Storage Batteries1 t" b1 E( }" c, z4 w
26-542 Special Terminology5 u2 `0 q: }, B; R" t* q2 A
26-550 Battery Installation, d" }& I! |$ c Q; X
26-552 Wiring to Batteries$ k! a7 Q' b! o& r. r8 N( @
Arc Lamps+ Y7 j5 k2 A! A' Z3 {( s
26-600 Location of Arc Lamps7 i1 B$ K( }9 {& u2 F- a+ T, x
26-602 Conductors to Arc Lamps+ e( A) ^+ ]: h* d1 }5 |
26-608 Globes and Spark Arresters& A4 _ W; |) j, r( S5 ~0 y" V
Receptacles
; t! Y' C2 T f' ~& r26-700 General (Appendix B)7 J J/ `+ i w5 b6 N7 ~0 {
26-702 Receptacles Exposed to the Weather6 O0 k+ e9 w0 L T+ K2 m) O% I
Receptacles in Residential Occupancies1 T3 v5 P3 L/ J" j
26-710 General (Appendices B and G), p. F, F) w9 p- U3 ]& ~
26-712 Receptacles in Dwelling Units (Appendices B and G)
+ H' V* i6 S, a% I d5 E3 H; x7 L6 c26-714 Receptacles in Single Dwellings (Appendices B and G); ?" L6 B+ R' Q8 ~( f
Branch Circuits in Residential Occupancies, _* U4 @( t3 Y# A! l3 Z
26-720 General
( U' x% ?3 z, T8 A26-722 Branch Circuits in Dwelling Units, K1 V0 f6 F' [5 _
26-724 Branch Circuits in Single Dwellings4 f7 t; ^6 A- D( v
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)
/ {$ w7 Y9 [5 v- z, c/ eN 26-720 (F)! J0 k6 d W0 p1 c7 P( o% @
Electric Heating and Cooking Appliances. m6 T2 y9 Q b
26-744 Supply connections for Appliances
/ q; v+ w8 m5 a t) a3 b7 m26-750 Installation of Storage-Tank Water Heaters! I1 w- a# }- c
26-752 Infrared Drying Lamps9 U: R9 c# W+ o
4 V7 R4 e. V! ASection 28 Motors and Generators- r& x) N' j2 G
General3 s6 }# e7 w: t- i
28-010 Special Terminology
' j8 R2 X5 k6 V m& y2 i- cHermetic refrigerant motor compressor! Q& e- v, i6 p8 ]
Locked rotor current rating
! U6 q; @) W: F+ e/ f; ^* rService Factor' e0 f( G7 K" k. L. ^/ T
Table 44; Table 45; Table-D2' ]7 k' D6 R1 J2 k8 R
Wiring Methods and Conductors6 X6 K7 G o( Y) |8 ~- V5 O
28-102 Portable Motors
3 L8 e# I0 [* L0 v. C, Y9 I4 y28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity9 e$ q7 l& E4 I: s0 i3 ~$ ~
28-106 Conductors, Individual Motors: P9 _! w9 F. Z+ J4 D C
28-108 Conductors, Two or More Motors7 T9 D( e$ j$ q: Y. }
28-110 Feeder Conductors
+ Z6 ^1 F( j W- V' }28-112 Secondary Conductors; H4 c& S* d C8 r( E( y
Overcurrent Protection' {% Q# P' M3 `
28-200 Branch Circuit Overcurrent Protection$ M# B7 u+ i4 j, r& } C# {0 K) z- x
28-204 Feeder Overcurrent Protection
: t. }( @9 J7 k4 u2 g8 @; [28-206 Grouping of Motors on a Single Branch Circuit5 f# T! |3 b6 S# q
28-210 Instantaneous-Trip Circuit Breakers (Appendix B)
3 W) v- j. j& ^! r/ h1 X. _6 KOverload and Overheating Protection
- t+ ~8 P5 I6 Y6 g9 q28-302 Types of Overload Protection0 m r/ G& k$ @/ o
28-304 Number and Location of Overload Devices (Appendix B) Table 25
: y0 y' u) u: p/ C; o( P28-306 Rating or Trip Selection of Overload Devices (Appendix B)
* P" o7 a/ {8 I. N2 G- `28-308 Overload Protection Not Required( p) q& B& S h) J( f6 @* o5 }
Undervoltage Protection
7 b( ^/ G. Y9 ~# h28-400 Undervoltage Protection Required for Motors (Appendix B)
8 m# D' W6 V+ d" NControl
` Z6 L4 E, J# Z- ~* Z& m28-500 Control Required
- B0 U9 M' L$ v, N- r( n28-502 Control Location1 W q, a! Y. Q! U! m
28-504 Starters Having Different Starting and Running Position
( }0 R+ H8 l( y28-506 Grounded Control Circuit
2 ~) {- F# e$ M9 `Disconnecting Means$ L; o0 l0 x, @* m! ?* @1 T
28-600 Disconnecting Means Required6 c4 K# t0 a3 J' [7 n
28-602 Types and Ratings of disconnecting Means (Appendix B)
C! U$ L" `& o$ B& g$ O28-604 Location of Disconnecting Means) h2 c3 G6 i; E: k* j
Hermetic Refrigerant Motor-Compressors- ]* s7 _8 C! x. h* w5 _+ D3 B
28-706 Conductor Ampacity
: X$ M3 J( h* H; \28-708 Overcurrent Protection1 V4 C: f" ^# r
28-714 Disconnecting Means9 ^ S" H9 Z- x) T m
Protection and Control of Generators
! @$ @) i1 b2 V4 ]+ e% N; E0 I28-900 Disconnecting Means Required for Generators! X6 [: ^* ~ |! x* E
28-902 Protection of Constant-Voltage Generators2 s5 F% [! g! V* d5 e
28-904 Generator Not Driven by Electricity3 K: s$ n' U5 ], K; W
28-906 Balancer sets; Z" f& Z) e% `
28-908 Three-Wire Direct-Current Generators s. W% k' O% J
4 _1 a! q' d( GSection 30 Installation of Lighting Equipment3 M m2 z2 u9 @( {8 c" W( b
30-002 Special Terminology (Appendix B): i. C5 F6 l% l
General
# ], U; O1 I, f* |; |30-102 Voltage; [2 _# q0 ^3 _" t; S* S
30-104 Protection (Appendix B)/ q: a! h, \7 T& L% F
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment/ U+ M L7 S2 e" A) G
30-108 Polarization of Luminaires3 r+ F1 C+ R2 L# t" C0 L8 E
30-110 Bonding of Lighting Equipment
! N( I2 S$ @7 p4 X" TLocation of Lighting Equipment
5 t( J6 {/ d% X30-200 Near or Over Combustible Material
9 Y: N( j) b4 B$ u2 Z30-202 In Show Windows7 O" y5 N' B) C7 U) u
30-204 In Clothes Closets4 n2 Q. J- _: n- i
Installation of Lighting Equipment8 a+ n' I2 |( s
30-302 Support$ R+ W5 b p) r
30-304 Outlet Boxes to be Covered" [% m- ?8 u2 w! c4 h
30-308 Circuit Connections
1 U4 Y3 ?' A' M z e) D7 o30-310 Luminaire as a Raceway9 q$ W! b' v6 J$ S, T
30-314 Minimum Height of Low Luminaires
; V3 C% u, j( t' r; G" E$ r30-316 Luminaires Exposed to Flying Objects3 j' s4 J) b! b7 m" x
30-320 Luminaires in Damp or Wet Locations6 S7 q$ y4 P: q! a$ C8 @
N 30-318
7 k7 J5 b, v+ C' E/ ~9 Y; ^( |Wiring of Lighting Equipment
5 b8 k: q' i0 L7 T9 ~30-400 Wiring of Luminaires$ o% P, H- A* {7 Y2 u/ c
30-402 Colour Coding7 T* s! y4 R! w; j
30-404 Conductor Insulation" S0 y; o3 y% P" H* H0 C
30-406 Conductors on Movable Parts
# `' ]! \, h) N% A# E30-408 Wiring of Ceiling Outlet Boxes1 F# o7 R' ]6 Q: q0 x+ D2 t
30-410 Wiring of Show Window Luminaires+ R* @- ]/ V; Q) Z2 o9 E" W1 E
30-412 Tap Connection Conductors" U, a2 B5 ^3 ?4 z# c; U/ U
Luminaires in buildings of Residential Occupancy
+ y3 C( ^8 U- y& \9 N: b30-500 Lighting Equipment at Entrances (Appendix G)
3 @5 V6 C; P: o1 G# D. w" b30-502 Luminaires in Dwelling Units (Appendix G)9 E* ?" k& N, ?. K9 G) E/ \: A" O! C
30-504 Stairways (Appendix G), Q' i1 C7 s9 C t
30-506 Basements (Appendix G)8 I$ ~" h0 u# u6 ]
30-508 Storage Rooms (Appendix G)
9 p9 p' w7 d, E5 V+ p' H H9 Z' s" s30-510 Garages and Carports (Appendix G)
% Q% v( z* e. _' c& y# |Lampholders1 d% V) n% o1 ?$ Y8 P* G( {
30-600 Lampholder rating with Incandescent Lamps. H. l y) K0 }* ?
N CANCEL
( S5 H- u f) Q' j$ I6 n30-602 Connections to Lampholders9 x/ n& ^: _% B9 ]/ U
N 30-600- b P4 |9 u! L
30-604 Switched Lampholders Used on Unidentified Circuits$ z% v* v# D( T# ?! M' j
N 30-602
! o0 p7 v) M0 F7 m! e7 P30-606 Switched Lampholders with Pull-Type Mechanisms
) ?9 s( G6 |* q/ F5 U; c, y' nN 30-604
$ _* g* e: E1 L) q4 q30-610 Pendant Lampholders
: a, l: C. l% { ]8 n" q2 bN 30-608
6 a% D% C0 c$ d6 Y* E% _Electric-Discharge Lighting Systems Operating at 1000V or Less
' d; Y6 T" F7 }: V: M/ B4 G30-710 Control (Appendix B)
7 h# P5 K- |- |% c5 _30-712 Branch Circuit Capacity9 N; f2 _0 |5 k) |
Electric-Discharge Lighting Systems Operating at More Than 1000V, S, L- G7 _' }
30-802 Voltages, Dwelling Units+ S' R" e. z& D9 ]6 H# y( Z
30-804 control (Appendix B) S5 a2 \' e: E0 A
Recessed Luminaires (Appendix G)
. W. }! z' P9 B6 Q, P0 l30-902 Spacings for Non-IC Type Luminaires
+ E, I$ w7 @( b. R) X8 @30-910 Wiring of Recessed Luminaires (Appendix B)
8 w! h* [+ x; P0 h* l5 bExposed Wiring for Permanent Outdoor Lighting3 f" O4 _& j! P0 Z
30-1120 Branch Circuit Loading and Protection
+ V/ x' _. `7 P) k- Y5 |; OExtra-Low-Voltage Lighting Systems
2 g7 y& G& J1 Q! z! A9 O+ f* P30-1202 Sources of Supply
6 Z- T/ ?8 F" r4 N0 q( ^4 j) [5 C k; Q" x/ e# p, n
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
) @' b/ [5 R; j; G! OFire Alarm Systems
- v Y" `; k M+ t32-100 Conductors
2 N: r4 u- y- Q% B3 n32-102 Wiring Method6 _( e" J5 B/ C; p9 c: L5 @
32-104 Equipment Bonding
3 a% [! u* s# g$ u1 ?32-106 Electrical Supervision
1 {; J) r+ {/ S32-108 Current Supply
0 X6 _7 N! v3 G( H# N3 l* F. B" c1 b32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)
8 _+ b4 u/ A T' b4 N" lFire Pumps @0 N" w; c! M2 e8 W
32-208 Overcurrent Protection (Appendix B)+ ]# g! x- ~, @+ H1 N
N 32-206+ a( j/ T& x6 F. Q
32-210 Overload and Overheating Protection (Appendix B)8 |% d$ Y2 t6 c# |. _+ |) d( B
32-212 Ground Fault Circuit Interrupter (Appendix B); Y' X/ y8 C& C2 Q
; l) f9 v9 ]! |
Section 36 High-Voltage Installations
$ n1 ~( l% ^/ b7 u3 o' y& M AGeneral9 |- q' n% P; A( T
36-000 Scope (Appendix B)
/ s# C2 `2 _6 _! J" Y36-006 Warning Notices
: F! h4 C) y4 Y6 H7 e* ]Wiring Methods" X+ c* E' v' e2 v, H" q$ S$ x( c# ?+ O1 @' I
36-102 Radii of Bends
# ^) t2 u( m1 v2 u36-104 Shielding of thermoset insulated conductors7 m2 Q' E) @7 W0 J6 }1 d# P
36-108 Spacing of Exposed Conductors (1) table 30, table 31, L* q9 ~+ j7 D7 S/ t
36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 345 D4 M. v4 |2 X) B& I- Y
Control and Protective Equipment+ m) k) @1 O' k( i8 _1 R4 a
36-214 Disconnecting Means
/ Z; G- p" z) Y+ j+ s, g1 T) f% } Grounding and Bonding$ ?5 ~- C5 g% h# u
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections, P& G" W# k3 v* q! I+ Z: f
36-302 Station Ground Electrode (Appendix B): i" q$ x6 ~' \% c$ s
36-304 Station Ground Resistance (Appendix B)2 N1 M8 V! Q& a
36-308 Connections to the Station Ground Electrode (Appendix B)
# Z) e! ]1 ` e6 h K4 ~; _& l36-310 Gang-Operated Switch Handle Grounds; V0 G9 B3 n# h; f" i" z# U! i
36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
7 v6 a0 N+ Q3 S7 p
( u! `6 D: A7 f- L# A" KSection 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment) C' {/ S/ S1 }8 n ~. U8 k1 h5 K2 ~
38-002 Special Terminology (Appendix B)
$ M2 |. [9 K2 y% Q8 m. }0 L38-003 Voltage Limitations (Appendix B)' ?/ ^; K9 `% l. i: U" h
38-004 Live Parts Enclosed
- ~# R/ e2 ?/ C% y- \38-005 Working Clearances
7 g% y! |1 k9 A6 w38-011 Insulation and Types of Conductors
& _* x) `* A" y- B7 D38-012 Minimum Size of Conductors
0 e( E. w# T4 S0 Y8 K- n" v9 e& V
Section 40 Electric Cranes and Hoists3 H6 W) m8 g3 }6 Q/ g0 b4 ^; q
40-008 Disconnecting Means
( r1 @' [! r6 E P {2 p/ `40-010 Main Contact Conductors
% E$ M. w) f+ v( D! u+ T0 v: S8 {1 B- Q# ?
Section 42 Electric Welders7 D6 v2 x6 i6 m
Transformer Arc Welders
T: R y) |' @- r# l42-006 Supply Conductors
8 a3 I& J: m% M
& c/ [# a( F% g+ r, S4 aSection 44: Theatre Installations/ \ f3 s, \. A* U9 B2 W+ ]5 ]* _
General
1 q" _' P1 d2 @3 n" e44-104 Number of Conductors in Raceways' P( q: B8 V, { X0 j5 c7 v
44-106 Aisle Lights in Moving Picture Theatres
8 U' l( j. [6 g+ M- z9 mFixed Stage Switchboards- W/ H0 [+ ` G5 ~ H
44-210 Overcurrent Protection% ~9 ~- _3 T) R2 [/ _
Fixed Stage Equipment
( Z2 p. ?1 F' O i: [$ i5 m44-324 Receptacles in Gallery Pockets" ]9 n* x+ l% g0 i7 W3 W8 n: ~
44-326 Receptacles and Plugs
+ |: {1 M# f' |$ _# g- a) l, S% ^9 Z3 j4 C5 ?1 g
Section 46 Emergency Systems, Unit Equipment, and Exit Signs
. g! d2 k4 l% w0 C. ^3 V5 T3 ^! LGeneral
& `$ K- H: @% ~46-102 Instructions
) n$ @4 `1 x, O1 b9 n: O46-108 Method of Wiring (Appendices B and G)0 \5 o# W9 z, N; G
Emergency Systems
2 ]5 B) o8 A0 [5 k46-202 Supply (Appendix G)! c. L1 o' S! w, T2 e
46-204 Control
9 e; } n4 j7 B7 c46-206 Overcurrent Protection/ B0 G1 Z- v) T) q1 A8 m: D/ V- b$ h
46-210 Remote Lamps
# U3 ]7 o" B& {; TUnit Equipment: ?% t" l2 m3 {! e( m
46-304 Supply Connections
0 o/ G# |, r6 M8 p2 Y5 ~7 F+ @4 w46-306 Remote Lamps (Appendix B)
( n" l1 M- m/ `* rExit Signs
* [7 e/ ~ y1 H6 @" l46-400 Exit Signs (Appendix B and G)
- B. ~7 ^8 d7 T$ c
) p3 D( S$ u$ G) ~Section 54 Community Antenna Distribution and Radio and Television Installations+ s( J7 B% s7 _- I- F
54-000 Scope( C# j6 Z. M# T% F. |3 }
54-004 Community Antenna Distribution (Appendix B)
* j2 g+ O' k7 m( MCommunity Antenna distribution
( {7 k' Q: S+ E% A) P% _2 _- j54-100 Conductors
5 X; l1 l" B2 I5 b4 B# L3 X7 m! l; e54-102 Voltage and Current Limitations (Appendix B)
O: e) I1 w* M3 o" @Protection# y* w5 }8 B' C9 D0 G* l4 C
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)1 e: C' r0 D% U7 i- Z* f5 W6 X
Grounding4 N H7 R) j, D: x- {( [6 ?# F
54-300 Grounding Conductor
5 w/ k/ q1 y% JConductors Within Buildings
, O3 n# \& Y& L7 S9 j+ L8 h54-400 Separation from Other Conductors
[, O- h+ s( H1 R% MEquipment6 V" D; `/ b! j7 ~
54-500 Community Antenna Distribution Amplifiers and Other Power Sources
, y- O; G) N d% D% d54-502 Exposed Equipment and Terminations
6 T5 c2 C8 J/ v* V; \) O1 l' V/ l2 ^
Section 56 Optical Fiber Cables
6 Z' k( Q$ O- F5 N& pGeneral
! s# ^/ F6 M& D56-100 Special Terminology) x h5 K4 c" M
56-102 Types
8 o/ b& ^6 s; U; a2 _& V# VInstallation Methods" Z, s' R% t6 }. {2 ^3 L6 x% p9 U
56-200 Nonconductive Optical Fiber Cables (Appendix B)
5 Y0 E' I5 w1 p* x8 _; q( J7 b4 X56-202 Conductive Optical Fiber Cables (Appendix B). t0 `: I0 W5 M& I% i4 W
56-204 Hybrid Cables
" ~& C6 s7 e# |: C# c$ j56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)6 q4 E( _* @% W
! v: X/ E# h( G( v7 O; d
Section 60 Electrical Communication Systems9 f: b, b* [1 L5 i3 K* p, }8 s6 z
General
# @. g) }! d! t2 r8 U! A9 r- ~6 o60-100 Special Terminology
}4 F8 j; q" d5 t+ S; r3 U% MProtection
8 T# k5 P2 G# P: N3 i) P' S( I6 o60-202 Primary Protector Requirements
U4 f* a, L9 Z9 X! ~7 {5 @2 [: QInside Conductors J. o. X4 s! e
60-308 Separation from Other Conductors( A) x9 m, M6 \9 ?0 i
Equipment
0 X0 x. ^: Z1 C3 H60-404 Exposed Equipment and Terminations
# `4 e# W6 k3 }! y. X# n5 g, z! VUnderground Circuits
, U. y* G7 u) D: h( E% f1 S60-600 Direct Buried Systems7 Z5 ?1 u" a+ H/ x3 U( @# `, Z
, Z* S2 l* h0 `- ]# C2 t7 [( W
Section 62 Fixed Electric Space and Surface Heating Systems
/ ?3 P0 n, L1 }2 I- f7 HGeneral
9 |" R2 g0 X/ m4 z9 Q62-102 Special Terminology
) W. m3 e! V! w* r9 _62-108 Branch Circuits- Q, H9 f; g! S2 _. O. {
62-110 Installation of Fixtures
, R8 T$ q8 T" C; ?* j* I2 G( S0 M62-114 Overcurrent Protection and Grouping (Appendix B) (5)7 y1 ]; q* b( D3 C7 m! S
62-116 Demand Factors for Service Conductors and Feeders (2)
. Y! f( h' q+ s1 A$ } L62-118 Temperature Control Devices
! y7 H, A6 G. U( C0 V62-122 Installation of Series Heating Cable Sets (4)(7)- s( s. v! r& p" F0 B
Electric Space Heating Systems
0 f9 f1 u O$ ]: j7 d3 s/ ]62-202 Temperature Control& {+ T4 t W$ O" [- r2 _
62-206 Proximity of Other Wiring (Appendix B)
" X' D ?: n" j7 b+ h+ s62-214 Installation of Heating Panels and Heating Panel Sets
\; Q4 L5 I" X P h! N$ j% L7 d+ l62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
1 o* I! M( i- U1 T' W1 }62-226 Installation of Under-Floor Covering Heating Panel Sets
( U3 r: S( }# @% VElectric Surface Heating Systems9 M5 a* F/ m! T m. E- t7 c
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
/ U2 Y a6 j5 K6 W
) o0 o7 A- X2 [% uSection 68 Pools, Tubs, and Spas
( `0 e% {% S8 D$ ^+ ~; C+ e `0 HGeneral+ G7 A; W7 V$ j5 |. u
68-050 Special Terminology
( B9 S( z$ Y! p4 D' ^68-056 Underground Wiring - Table 61/ u$ f H, c& A+ _; Y
68-058 Bonding to Ground (Appendix B)
7 f% O$ f$ ]! z& J68-060 Junction and Deck Boxes (Appendix B)
4 y- Z# r3 S# c3 R; H1 A o68-064 Receptacles
1 h# B- I& Y$ f1 e. |$ o68-066 Luminaires and Lighting Equipment
. ] D9 d: [5 k68-068 Ground Fault Circuit Interrupters (Appendix B)
* h5 h7 t; u- |- W2 V4 ^5 j! E0 E; W
Section 70 — Electrical requirements for factory-built relocatable structures and
+ H4 Y1 }1 z5 w8 P& f+ _, Nnon-relocatable structures
& E% H2 s- t7 d70-130 Tests (see Appendix B)9 Q7 T- a: O' _8 l9 V
3 ^$ k0 `5 _8 zSection 76 Temporary Wiring (Appendix G)
. }8 h1 G- E2 N6 @* Y76-004 Grounding4 w: n# \! j/ y/ e) v/ ?0 \! \
76-008 Service Entrance Equipment% i! o& a8 j! c+ L4 s
N 76-0061 m3 ]% D) C# V
76-014 Branch Circuits% ?& s" K. `8 j1 [; p: |6 T
N 76-012
& G# L( m s {1 K( t, j( m
/ S8 J) {0 A' z8 Y: L; Q6 MSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours
1 H3 Q/ F3 g, }5 [% V0 {7 PMarinas and Yacht Clubs
8 B, {& M. ^9 j+ b- q78-052 Receptacles
' H- s/ U: {* y/ ?* t- ~78-056 Feeders and Services
9 C2 }" p7 Z, a; R4 {Marine Wharves, Structures, and Fishing Harbours6 U9 ?6 J) k- u$ |5 _+ }
78-106 Grounding and Bonding
$ L& U; E( |- g) v ?1 jTables
) A n' [9 `4 n4 f* Y% D* V. y1,2,3,4,5A,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
5 T- r$ k3 t- Y6 V. f+ s3 U6 n; c, Q7 ` h% D/ `2 @
Diagrams: 1, 2, 7
' j" _4 a+ j* ]2 r6 U- W5 ?+ i" |$ a N
$ R, D, o& g, f, @" eAppendix B
, Q# {( @/ u. K% ?P352: Ground fault circuit interrupter- 6mA
1 }$ c6 Y- b; y7 W* \' ~P354: 2-126 FT1, FT4
2 C- W& O& s3 x5 }! Y2 nP366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)/ X" N% N0 g- s* Z
P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1): }' H( r5 r7 L/ c, b
P370: 12-1012, 1118, 1214 Example:
0 O h: S6 g6 f- M5 Z3 p6 U7 E: BP371: 12-1108
: i6 b8 p6 u- M7 P4 G5 f5 T$ tP381: 18-108(1)(b), 18-158(1)(b)
/ P! G6 S3 n( e, }' GP386: 24-2066 J7 i2 j2 x# ^/ I( \4 h% r
P389: 26-256
7 U- c/ v% u0 F w3 M( S! DP391-P393: Section 28, Example to determine Motor Conductors and Protection" X" Z, x& s0 r
2 x& C9 X7 v( h2 J2 A+ f0 YAppendix D$ M6 x) d* M8 z6 C
Table D1, D2, D3, D4, D5, D6, D7, D16 |
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