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Canadian Electrical Code Review Guide9 p# g: V" L5 M8 l# X
For the Exam of Electrician For Red Seal License
/ W0 v& `% J& n1 [& T, D% t' B# N& }
Lesson One
% B6 C$ p3 j: v8 o2 _; Z9 V# {Section 0 DEFINITIONS% `. h9 q. R: h! ?) M0 {8 L
This section is a required reading section. You should become familiar with the terminology and it’s meaning. For example:% u9 B6 b" F0 `* Y
Accessible as applied to wiring methods9 i+ K) V% K3 x A- t/ D
Alive or live) g% P5 q4 U7 ^( D# @% j: A- b
Aluminum-sheathed cable9 |: P, O" L4 n5 I& f$ p" E! U0 \
Ampacity
0 w6 P2 L4 O0 r; RAuthorized person) ?, r- M7 V3 j; k( U
Auxiliary gutter. @, ]! M9 J$ k- t: F; x
AWG
$ K7 r* Y0 }0 v( B0 H5 ?Bonding) Y* [/ s# e3 j6 l4 Z/ Q
Cable tray
9 p3 E o4 L! k# F- g, \Cellular floor3 y' l$ D: n' ~0 |3 L/ w( ~; a
Branch circuit& {# E M! B' ?; d
Bus
' }7 g0 n" ~: x& R: Y& JBusway6 E' j/ @9 T3 ]. B; f; @/ e
Communication circuit) P: m3 T5 T+ c/ x! g, {
Extra-low-voltage power circuit3 N- ?4 U: z, v7 S( |! b
Low-energy power circuit1 w9 v9 {+ m! V1 q) N# b, a
Multi-wire branch circuit
. n$ x# x! t3 ]: b8 [; A# ?Remote control circuit! T: l0 D- D! s* y2 s
Signal circuit2 B! x8 p, e0 l& p
Circuit breaker
- g; F* t% U. s, UInstantaneous-trip circuit breaker8 i7 P. T( _: b) e. y; Y8 ^1 ?9 w
Conductor( d: U8 v$ \) f6 m
Conduit# D- A0 ^* `0 h n [! ~1 g( [
Flexible metal conduit2 k* z$ G, d- c# p
Liquid-tight flexible conduit* y- D5 P% }! T! M7 `( c
Rigid conduit
' c% j! g H! o7 I* a+ c Rigid metal conduit
& k1 Y" F1 Z! k4 z# t Rigid nonmetallic conduit
! d+ N0 x* S7 z Rigid PVC conduit% q$ h' r$ u6 Z+ F0 w
Connector& A( z2 r, x8 H( ?4 i/ ?# w5 \
Box connector
' P; @, X- z3 f2 {' ] e+ b Wire connector3 z- U5 s* H4 ?2 K9 Y: {
Controller \ ?4 x6 [8 n) g1 z
Disconnecting means
( j& T; K4 I) a% @: ]5 ^Dust-tight
9 p" O1 C' I9 N- ]- w0 u- T2 {Dwelling unit v( S2 P) o& H
Electrical contractor
( P# w* b2 M: u# P( _, {9 e6 d3 xElectrical metallic tubing
% Q8 R# B# ^. V! ]Electrical nonmetallic tubing+ }3 Z2 Y( r7 V3 _( O9 v8 {! }( L
Emergency lighting( ?/ X% i2 ]" q
Explosion-proof9 T7 D5 ^1 O5 [; R- ^# z
Extra-low-voltage power circuit/ ]3 l4 r7 {1 A" e5 T
Feeder
2 w. q* e n7 hFlexible metal conduit
5 K( L! Z( b/ o- N3 k3 bGround" p2 U4 M; }# D! f' I/ {
Ground fault circuit interrupter
, I {8 M; D! K' HGrounded) H0 r1 U) c6 F& e5 h0 y6 W7 r
Grounding
3 `/ Y$ _8 n3 n: d* PGrounding conductor' L/ {% D8 U7 t
Grounding electrode
+ A3 j: v# G. ~% c5 c5 AGuarded7 @) N. |1 V: T8 i- z/ j7 U/ `
Hoistway, W" h1 C7 X& v6 v, g# Z+ n
Identified2 }% l; g5 Y& ?- ]6 F
Lampholder
I( f& D2 W' l" vLow-voltage protection
/ v5 a* @0 B7 E+ D/ bLow-voltage release
: c& \ f B: U3 x9 ?Neutral
2 v: i2 Y0 i9 S& f' `Noncombustible construction
( Q! ]/ z3 V- \# s1 _ |$ NOutlet1 Z9 s* }% V# l: q% a
Outline lighting
: `% D1 \" `1 n) f' H7 }& WOver current device# K. V% P Z9 U' J' {
Overload device
0 }( W# B& Y" y, _* uPanel board
+ O7 S4 `3 O" {- G8 U/ r# A* kPanelboard, enclosed( l8 z/ l* H% g
Permanently connected equipment6 G3 `2 J% J$ X- g3 S/ L- f
Permit
2 ~ W. q! @ O3 YPlenum. ~; r" b# M: @* g' m1 ^* w, Q
Portable as applied to electrical equipment. k- p/ R* W5 [8 W1 S
Portable ground fault circuit interrupter
. C: ?0 j7 J% P1 t0 p4 t7 WPower supply cord
, Z; @$ t: `" Y2 hRaceway
5 ], H ]" \5 J( vReceptacle3 z8 m y5 q* K* T( T9 e r, _6 a% X
Duplex receptacle- K5 B' [: ]# h: f+ _2 j x' K9 S
Single receptacle5 o/ h. V1 a% H |9 @
Split receptacle
$ {& O( ]2 o$ Z6 C, `4 |; NService, consumer‘s
) n5 d. V- Q' |3 T! d0 tService, supply9 `/ O' N8 y' B$ p
Service box7 _% d% I4 x5 ~$ b% a# U
Service room6 @! ] Y1 s0 t4 u5 O N
Single-dwelling
/ @, v/ @& E; x6 y y1 f0 ]Slow-burning as applied to conductor insulation
" Z8 w1 Z4 D5 P; ]# q' T/ r7 B- YSplitter$ V6 q% B4 f/ T4 Z1 {+ L
Starter
" H0 z) i5 A* ?6 zSwitch5 ~3 V8 H$ r+ l9 j0 M* k: f0 O
General-use switch( G/ }6 l8 A% V5 c# ?4 v: G4 q
Indicating switch8 K- p% p0 w0 `, |4 n" c
Isolating switch
! R5 e, I2 f1 L3 y) A" y( U Motor-circuit switch3 J7 C1 R/ D, l
System9 l" s4 q o2 U) a
Communication system
9 @ }8 C7 _/ Y, X/ ] Community antenna distribution system(CATV)3 c9 c% Y7 s( n# ~0 Q7 i
Grounding system
, }0 y" L, u( f0 ^/ p Z! sUnderfloor raceway
; Q; {( p) D6 d" M8 U% i7 sVoltage:, ?0 G; y* O" _
Extra-low voltage
' t H6 e. [7 _3 d1 X. ~ High voltage
1 a' E9 @% U5 [0 _% V8 |/ @ Low voltage; w8 o7 D2 t# q7 S
Voltage of a circuit8 F8 W# k: L6 Z# z' A/ N7 v
Voltage-to-ground; m! H2 I! K4 L* V
Wireway
9 }& X7 Z. P* B" T; z" n8 Y2 A( }5 U0 v) ]% K" Y, ?7 y
Section 2 GENERAL RULES3 q- C- F. N# [$ C, {6 A+ m
Administrative+ t2 p) q' U$ ~. u: O1 I8 z
2-018 Reconnection, `/ p9 |4 k& B& z* n5 n
2-030 Deviation or Postponement% \* Q: m6 ^+ O6 ]: @
Technical General
& J( m6 M2 `. r* k. V2-106 Circuit Voltage-to-Ground – Dwelling units
4 n3 c% t( |5 ^% H% F* f2-114 Soldering Fluxes
, X% ^# e7 E, S: m7 d& {4 p: Y2-116 AWG Sizes of conductors" J5 ]8 l( \! F2 i5 j" M
2-124 Fire spread (see Appendices B and G)6 E% [) m" H8 q- ]7 g1 j
2-126 Flame Spread Requirements for Electrical Wiring and Cables (see Appendices B and G)
H" L& D9 A2 ?4 ^& L1 a( K( S: T3 x5 SProtection of Persons and Property0 \* V2 J$ j3 d5 Y
2-202 Guarding of Bare Live Parts
" v" L5 ~- w9 a$ P+ {% IMaintenance and Operation. V$ J# D3 c2 q' x! m. y' z
2-304 Disconnection
& h) K! L: l% V5 @2-306 Maintenance of Live Equipment3 ~! I1 Z( L6 N7 _8 Q# A2 j: l
N 2-306 Shock and flash protection (see Appendix B)7 K( K/ M! G: L* R: P
2-308 Working Space About Electrical Equipment: Table-561 ]$ s# e3 c7 ~
2-310 Entrance to, and Exit from, Working Space; S! ~$ ^5 U9 @" l% I# P/ i. ^
2-320 Drainage3 k# F @$ U1 ~# [ @) x" w
2-322 Electrical Equipment near combustible Gas Meters and other Devices! N- Z1 s) t1 [+ A
Enclosures0 [/ U6 R O3 k% ~5 ?' q
2-400 Enclosures, Type Designations and Use: Table 65, (1)-(c) 8 `- S! e0 f+ D- L: A
2-404 Marking of Motors: DP, WP, TE! E) r. k5 W* g0 K
8 A% u6 F& h9 r" t/ B; q8 r6 OSection 4 Conductors" f: d) r& b# Q$ p1 k
4-000 Scope$ q" j, X/ c$ K) n W+ h7 C- g! h$ U$ M
4-002 Size of Conductors: 14#, 12#3 u4 f$ Q9 Y1 G
4-004 Ampacity of Wires and Cables: Table 1, 2, 3, 4, 5A, 5B, 5C, 36
8 R, z1 s5 W/ B. x& G. N4-006 Insulated Conductors: Table 19
7 J+ f! J7 x3 n6 M4-010 Uses of Flexible Cord: Table 11
' G. O8 m4 ?' p* u C8 |4-012 Sizes of Flexible Cord
* ]$ L$ Z: O' e8 E" l3 L4 n4-014 Ampacity of Flexible Cords: Table 12
9 |: _5 a6 K) r2 z4 N% d/ F9 e4-018 Equipment Wire, p+ k5 j2 x0 u. T, B5 U: c. D) K1 z
4-020 Insulation of Neutral Conductors# X, c3 ?0 G }- q& P% X9 b& }2 w
4-022 Size of Neutral conductor
2 z% ]' |" G" d; C9 @4-024 Common Neutral Conductor
, }6 J! b; S# A {. g2 J4 p4-028 Identification of Insulated Neutral Conductors Up to and Including No. 2 AWG Copper or Aluminum" {2 z, O# _/ X4 p6 g6 W& j" C- x
4-030 Identification of Insulated Neutral Conductors Larger Than No. 2 AWG Copper or Aluminum& |1 A" g4 D. n9 ?! g* G
4-032 Identification of Type MI Neutral Conductors2 o& c5 F1 G! l6 R# ]
4-034 Use of Identified Conductors, { }, X4 X3 v$ C4 j. k+ F: B: w
4-036 Colour of Conductors: Phase A, B, C, …0 N. Q8 g* y. y/ y0 S
; K i! Q. n* X& V( ~* L( @Section 6 Services and Service Equipment
6 {5 a2 o" w& a( U3 T$ I- PGeneral4 d0 J, t# m# i' r
6-102 Number of Supply Services Permitted- Q: t; a8 E" `
6-104 Number of Consumer’s Services Permitted in or on a Building2 d( w/ G2 c" h0 O& }% }( J; ?
6-108 Supply Service from an Electric Railway System. z" @. X- m8 K' r" e
6-110 Three-wire Consumer’s Services
, b e0 Y' z3 c! k5 s" i+ {6-112 Support for the Attachment of Overhead Supply or Consumer’s Service Conductors7 G; G/ J! p- u8 J- q. _. Y
6-114 Methods of terminating conductors at consumer’s service( B% I' Y$ ^; M7 x; b D9 r) l
6-116 Consumer’s Service Head Location
2 b' J' r O) P; ^! D# B/ LControl and Protective Equipment) _$ B% q4 i$ f$ Y9 J
6-200 Service Equipment* }/ G: B+ m+ _7 c3 v& D
6-206 Consumer’s Service Equipment Location (1)(d)(ii), (e): W8 ]) P0 I0 y2 J% y
6-208 Consumer’s Service Conductors Location
( k+ W3 r2 K6 T6-210 Oil switches and Oil Circuit Breakers Used as Consumer’s Service Switches
( I" _& \. o% D/ M6-212 Wiring Space in Enclosures5 }8 p+ h- j' I2 S) s7 G
6-214 Marking of Service Boxes1 S- L5 L7 G- j: ?. J
Wiring Methods
/ I. Y- J* [, u* o7 {7 x/ {6-300 Underground Consumer’s Services" F, C# y) S: t
6-302 Overhead Consumer’s Service Conductors' Y, n& }9 f% f/ N2 ?
6-304 Use Mineral-Insulated and Aluminum-Sheathed Cable
, E& M+ v) j. }) R& q0 P6-306 Consumer’s Service Raceways, Y7 d Q- p# z0 x6 G
6-308 Use of Bare Neutral in Consumer’s Service9 S" m! r% e$ u$ y% Q9 J1 `9 i
6-310 Use of Joints in Consumer’s Service Neutral Conductors
9 y2 m' B5 V6 \5 C3 D' }0 S6-312 Condensation in Consumer’s Service Raceway
( R, V, w. t5 T# h: @# ?5 kMetering Equipment) r( a, n' C. ~# q, K$ a
6-400 Metering Equipment
+ K6 H% H0 m: {$ i& W6-402 Method of Installing Meter Loops: k* m# N2 a+ n8 I" }2 d
6-404 Enclosures for Instrument Transformers: J5 M6 F* n) ~; }3 H4 k
6-408 Location of Meters
1 L8 B/ d, b" ]+ q/ t/ j+ }7 B) s" M5 b7 K) d5 y9 ?
Section 8 Circuit Loading and Demand Factors
) E6 }6 o4 d! F4 d% l7 JGeneral
# k2 ~8 E6 R: f8 I7 U2 q8-100 Current Calculations. ^5 v1 G! z. _/ P1 v6 J2 N
8-102 Voltage Drop ( see Appendix D)
8 S: H# R% j0 d C8-104 Maximum Circuit Loading
8 k- G8 k+ y1 p# `* w5 u& K: W; _/ ^8-108 Number of Branch Circuit Positions2 H P) u6 v' I2 P3 |. w
8-110 Determination of Areas
6 K6 k2 }6 e) e4 C: t- C* [4 pServices and Feeders
* t* g3 q U. }" o$ W/ C6 R0 H9 @8-200 Single Dwellings (see Appendix B)
/ o2 ]" @: U6 {: k8-202 Apartment and Similar Buildings
$ Q3 H0 b/ p4 x! v1 o8-204 Schools
7 ~ h" ^* V. R' i! W( s2 Z" {8-206 Hospitals
7 g2 B0 N. ?. N8 u8-208 Hotels, Motels, Dormitories, and Buildings of Similar Occupancy( w* p% G! Z# Y2 `. k; _
8-210 Other Types of Occupancy (Table 14)
/ ~+ }# ?+ d' f, d8-212 Special Lighting Circuits4 J; ~6 D# j$ g/ l
Branch Circuits2 z$ l' q. R+ W/ S
8-300 Branch Circuits Supplying Electric Ranges
* g7 A* R) j- J# x" |$ P8-302 Connected Loads6 T1 ^$ K/ }. [
7 @2 D+ K1 h8 u) y, p$ b4 x2 USection 10 Grounding and Bonding+ V) j& r# U) t0 t1 o' L! @: c
Scope and Object
$ J) @) I: f! u10-002 Object
* v( h# k$ G& A5 Q3 V8 K, L' jSystem and Circuit Grounding
6 i( l8 s b7 ?: y" ~10-102 Two-Wire Direct-Current Systems
) J) x: s3 U: O' c10-104 Three-Wire Direct-Current Systems4 s, r- ^* J* G. Z
10-106 Alternating-Current Systems
j* Y$ q/ b2 K7 ~ Y# { X6 [. X10-110 Electric Crane Circuits( I9 w: S! c8 @- @
10-114 Circuits of Less Than 50 V4 A0 c2 b E8 E8 C" Z, S; @5 b
10-116 Instrument Transformer Circuits
- c0 \, s3 B2 j: H$ L5 oGrounding Connections for Systems and Circuits5 W/ e2 l1 t2 ]8 T
10-200 Current Over Grounding and Bonding Conductors
8 p; l# e+ q6 P% Y$ y4 C; B+ Z10-204 Grounding Connections for Alternating-Current Systems; q" \# i) P" e" v
10-206 Grounding Connections for Isolated Systems3 E i4 `1 n3 v8 ~0 S
10-210 Conductor to be Grounded' R. `8 E/ @9 ?
Conductor Enclosure Bonding
$ A7 n3 W6 ]2 I; G9 m' o10-302 Other Conductor Enclosures
% Q: b) ~- K- R) ^* lN 10-304
" ~+ g" p) p! m$ u- o9 h% wEquipment Bonding
7 Q: q2 q( G- [4 A& r10-400 Fixed Equipment, General
: n& s: b6 D$ m1 I% M10-402 Fixed Equipment, Specific (3), (4)4 B1 p( f! D) s4 e. k: ~, }+ c6 a2 z
10-404 In Nonmetallic Wiring Systems- R: Y3 \! B! l o
10-406 Non-electrical Equipment
5 D+ N3 e4 G) f# F10-408 Portable Equipment (4)(b)
- u8 m& ^7 j" Q* k. U) [10-410 Instrument Transformer Cases" v' \. u+ o/ R h
10-412 Cases of Instruments, Meters, and Relays – Operating Voltage 750 V or Less
5 m1 ?' O4 {/ {6 Q9 ?; D10-414 Cases of Instruments, Meters, and Relays – Operating Voltage Over 750 V
# n' P I, A2 ^. `( OMethods of Grounding% V2 O5 r1 W& y
10-500 Effective grounding (see Appendix B)' D1 D# x# V( K
10-502 Common grounding conductors- \& z4 b% \" k4 F! G+ p0 |$ [
10-504 Common grounding electrodes# m7 ^1 \0 P" v$ e
Bonding Methods5 Y4 L' l% u3 O. V
10-600 Clean Surfaces
7 b5 y# B) v, r3 q10-604 Bonding at Service Equipment7 B! w& C1 y; C/ ~7 S# M1 u" R
10-606 Means of Assuring Continuity at Service Equipment, r2 n5 d4 S- ^& O. w
10-610 Bonding at Other Than Service Equipment" Q, F( M* i. h- g
10-612 Loosely Jointed Metal Raceways; l* m3 e$ P1 h( U
10-614 Bonding Jumpers Table 41
% b; P# I3 v* [, ]Grounding Electrodes' ^: \2 L- i# t% i4 [1 K& x. L
10-700 Grounding Electrodes
5 L3 A4 L4 O# S10-702 Artificial Grounding Electrodes( F( [8 q) w0 j6 h( Z1 Z1 j
N 10-700 & 10-702
( I. k7 k7 y1 S3 k+ P6 j K6 `$ d10-706 Spacing or Bonding Electrical and Lightning Rod Systems (Appendix G)- P! I5 V0 V5 p" G; i
N 10-702. C1 c7 P! [. s
10-708 Spacing and Bonding of Electrical, Communication, and Community Antenna Distribution System Grounding
9 x" W a7 O" V' _* E, K" sN 10-702
a6 ]9 o% `/ A8 Z0 }10-710 Use of Lightning Rods (Appendices B and G)8 ~( W; Q( v Y
N 10-706
) y" t' Q& l* T+ NGrounding and Bonding Conductors
, i9 ?7 o4 _% |# O; C7 N/ {6 A' K10-800 Continuity of Grounding and Bonding Conductors$ Q8 M! p4 u5 y/ V, p6 P
10-802 Material for System Grounding Conductors
) S0 N$ g$ W* o d( D10-804 Material for Bonding Conductors
0 p: R [& p: v3 {5 _: [10-806 Installation of System Grounding Conductors* s4 T. q k' K) V
10-808 Installation of Equipment Bonding Conductors+ @6 `# [7 ^5 T4 H! k6 f
10-810 Grounding Conductor Size for DC Circuits; r' ^; g* M" U. i- C% F
10-812 Grounding Conductor Size for AC Systems (see Appendix B)
7 \$ T0 N+ K& r& R' n5 W) a- q10-814 Bonding Conductor Size (Appendix B)8 r( r8 L( E9 [( |
10-816 Bonding Conductor Size for Circuits Extended to Portable, Pendant, or Fixed Equipment c/ A; R% ~. U; I' A% M) \
10-818 Bonding Conductor for Outline Lighting
- `3 I9 Q ?1 u# D10-820 Bonding Conductor Size for Instrument Transformers. n% O: @" b0 V! J5 M
Grounding and Bonding Conductor Connections+ c- o4 Y# x& v$ W7 q( [* F" K/ `# O
10-902 Grounding Conduct Connection to Water Pipe Electrodes9 U- h! Q0 O/ {* n# J' e+ c
10-906 Bonding conductor connection to circuits and equipment
, f5 @& Q \( l7 Y( [2 }. X10-908 Grounding Conductor Connection to Electrodes
2 D* {8 ~- ] a- Y5 k2 Z6 {Lightning Arresters
' L0 s; {4 b: M3 z" t7 M0 A( T10-1000 Lightning Arresters on Secondary Services – 750V or Less6 c+ E% s, _# l# ?- M1 v I
0 L/ C1 b b* X# Z: N2 }, P# O5 c% ZSection 12 – Wiring Methods! h* `4 ?* N9 ]5 s4 S% t2 ] {
Scope+ _9 d ?3 |/ j# K: R! h
12-000 Scope (Appendix B)
1 h0 p- \% q% h% NGeneral Requirement& W: u5 Q! A- T! F. }* I8 D
12-010 Wiring in Ducts and Plenum Chambers
7 B. O% f+ w* e9 h8 e" g12-012 Underground Installations (Appendix B)
4 a: f, D: B" B) q: U12-016 Lightning Rod Conductors1 o, {, [3 i* q: X) f
Conductors - General
& p, q; o6 l- V9 g12-100 Types of Conductors (Appendix B) Table 19" _9 b- {0 P2 o8 h5 _0 p
12-102 Thermoplastic-Insulated Conductors
* I1 w% d6 ^$ y1 W, x12-104 Flame Tested Coverings
8 `) W4 p! u( s12-106 Multi- and Single- Conductor Cables
% [4 z% C# S6 A- E12-108 Conductors in Parallel (Appendix B)
4 W+ O/ N1 R& R: _8 d1 R12-112 Conductor Joints and Splices
8 f. _3 `/ [1 D# G4 S5 \12-114 Ends of insulated conductors
! b& Q W3 W, R! y. e12-116 Termination of Conductors (Appendix B)' B* G! F* ]9 p9 s% v7 F
12-118 Termination and Splicing of Aluminum Conductors
. q& O' {3 l; J' ~2 O X12-120 Supporting of Conductors - Table 21; j+ G, k" e+ `' o5 Z
Open Wiring# S8 b7 m7 U$ q; y. Y
12-204 Spacing of Conductors2 G3 D1 Z3 B% t9 ]+ V
12-206 Conductor Supports
" | U1 k- c/ ]1 E: M. E; }; ^12-208 Conductors on Flat Surfaces
. _/ v+ O) S6 A0 h$ z2 o9 h12-212 Protection from Mechanical Injury5 N7 R% z \3 [ d* q( p; x, {7 w
Exposed Wiring on Exteriors of buildings and between Buildings on the same Premises4 i7 f" {/ _* i2 L( A; {
12-308 Minimum Size of Overhead Conductors
+ r" N& q$ J. X! A7 d5 `: Z12-318 Use of Neutral Supported Cables9 c% Z# `+ ?9 \1 n: D
Nonmetallic Sheathed Cable" e& K+ a4 O4 G, a; {3 I
12-502 Maximum Voltage
1 @( S* S! G7 J( r) s! d12-510 Running of cable between Boxes and Fittings (Appendix G)
9 X/ O, j- i8 A12-514 Protection on joists and rafters
9 g8 c/ P: k4 L. K+ @12-516 Protection for Cable in Concealed Installations (Appendix G)
$ `' t: O) F& F0 Q# @& j" I12-522 Where Outlet Boxes Are Not Required8 E% R3 Q: ?+ ]: c( ^% Q/ L
Armoured Cable- |1 h( ~. c# d2 a p5 {$ N
12-602 Use (Appendix B)
' o7 F0 |3 j8 _: _12-604 Protection for Armoured Cables in Lanes
$ G2 G- N: B2 z% Q' N12-606 Use of Thermoplastic Covered Armoured Cable- l4 j2 V: t* g. Z/ w2 {! v
12-608 Continuity of Armoured Cable
6 R7 K8 `4 M7 b12-610 Terminating Armoured Cable
, X4 J: J7 g; O1 ]5 B D12-612 Proximity to Knob-and-Tube and Nonmetallic Sheathed Cable Systems) W* H4 [, \- F0 u- ~
12-614 Radii of Bends in Armoured Cables {3 E6 @1 w/ M( o5 H7 y7 o
12-616 Concealed Armoured Cable Installation# `, {- ^2 H- l* U; c6 U2 A; W1 ?
12-618 Running of Cable between Boxes, Etc
$ e) `/ z3 ?( e6 F6 Z% z" m& sMineral-Insulated and Aluminum-Sheathed Cable( g' d* S6 L' a# z
12-702 Use- d8 i0 I. T0 ?- K
12-704 Use When Embedded7 u S, |8 N! _) b d) {
12-706 Method of Supporting
- j6 z3 }- Q# ~12-708 Direct Earth Burial% D9 v5 J3 Z' n/ [6 q5 o
12-710 Mechanical Protection' g+ i: z$ V$ l. z7 O
12-712 Radii of Bends
/ Y& I: b7 G! B12-714 Termination of Mineral-Insulated Cable (Appendix B)
& D' N% H0 l& Q% I% W7 ^# m12-716 Connection to Other Forms of Wiring
0 D7 M' l( ^3 [# Y. d( a' O7 XFlat Conductor Cable Type FCC/ G% v+ Y( U8 d; G% z# r! N- x
12-804 Use Permitted8 S6 H: E( A% D7 C
12-806 Use Prohibited$ y2 v8 [7 W. C; V2 a
12-818 Anchoring
, R+ R* v9 m$ R* i7 C9 _& u0 [12-820 Crossings
3 G4 E( p1 M3 Q' b5 LRaceways - General! k+ O3 m; w: }# r5 b5 K
12-904 Conductors in Raceways9 _6 G/ A/ j* g! k: v
12-906 Protection of Conductors at Ends of Raceways/ v3 A% Z3 [0 d3 [, n/ [; s
12-908 Inserting Conductors in Raceways6 G7 D" |, I1 F4 s
12-910 Joints or Splices Within Raceways
3 z1 U5 }& T, k1 N1 T1 Z12-912 Stranding of Conductors9 w' f' v. t( A$ v+ O3 Y3 S
12-914 Electrical Continuity of Raceways+ v* e# s# \0 G1 Q/ r V
12-922 Radii of Bends in Raceways
0 _; t0 {5 H. }* k" q6 V DN 12-922 Radii of Bends in Raceways Table 7
4 r: ?; u2 F# w2 S' q U7 ^12-932 Protection for Raceways in Lanes
5 p" A' `3 I6 R( \0 }: j6 g- _12-936 Raceway Completely Installed Before Conductors are Installed (Appendix B)
) r8 d. j8 C. u' k" U" R0 G12-938 Capping of Unused Raceways
' M' a" n! l4 r \, B12-940 Maximum Number of Bends in Raceways
# Y; R" t, Y% \0 i4 d3 u3 [' tRigid and Flexible Metal Conduit- P' c: c- `0 \, v) i
12-1002 Use
# Q: ?+ k L6 C H, Y) g) p& |4 ]12-1004 Minimum Size of Conduits; R& D e* S5 x- e
12-1006 Conduit Threads (Appendix B)
- \8 f# N5 C! c1 C12-1008 Thread Engagement$ i7 E& M# @2 n) ~# B& Q: ]
12-1010 Maximum Spacing of Conduit Supports: k5 m8 l$ u/ D* h2 U# e2 F: O
12-1012 Expansion and Contraction of Conduits (Appendix B)
/ r9 ^* u5 e. W! V7 z12-1014 Conductors in Conduit (Appendix B) (4) table 8, table 9, table 10; (5) table 6
. f f5 ?4 P! W9 H, h; \Rigid PVC Conduit and Rigid HFT Conduit8 C2 }2 a8 R( f1 i+ X0 f
12-1100 Use
/ u; f9 n) V: A6 R12-1102 Restrictions on Use" ]8 b. e; Z' G T+ z4 ~
12-1104 Temperature Limitations (Appendix B) t, K1 H M, l! l7 r3 o9 F
12-1108 Field Bends (Appendix B), (2)
5 G2 r# _ O8 U$ e' I4 F j12-1110 Support of Luminaires
5 c& t5 o9 _8 x3 N12-1112 Fittings: F% X! s2 T) [5 y! R# m- x3 h) ~
12-1114 Maximum Spacing of Conduit Supports
$ ~. d8 s) h+ G) }) u12-1116 Support of Equipment4 B2 G, E" p- T3 V6 o
12-1118 Expansion Joints (Appendix B example)
# \# b' I: W: A' kRigid RTRC Conduit
7 u& o+ T3 \( i" P$ L7 O+ M12-1210 Temperature Limitations6 B) X3 \3 Z7 _2 c* t4 ]
12-1214 Expansion Joints (Appendix B)
! u: E+ D, o7 O4 b; w. LLiquid-Tight Flexible Conduit
( N7 G8 R# j/ C l12-1302 Use of Liquid-Tight Flexible Conduit9 _* y! j( L" Z) E# ~. X% A9 Q
12-1304 Maximum Number of Conductors
E3 Y( b# r; `12-1306 Provisions for Bonding
) l3 J( i b# { N/ n/ \Electrical Metallic Tubing
! {# M/ J5 T+ n1 P1 T12-1402 Use: E/ O0 h4 V3 J, i+ _9 N
12-1404 Supports5 X0 I, Z' m& C: d
12-1406 Minimum Tubing Size
( l/ m$ |7 x4 Y/ `12-1408 Maximum Number of Conductors0 z6 q7 V* ]0 L" n/ k9 b# A
12-1410 Connections and Couplings8 z1 \/ o) f! {$ J; E
12-1412 Radii of Bends in Tubing
: T$ @1 E5 E$ _! W3 u, rN Table 7
: O7 _; d1 M$ M: ^. PElectrical Nonmetallic Tubing: W( w3 g' F* l4 W- z# I1 z
12-1516 Provision for Bonding Continuity
' N4 O [/ ?) g y/ `5 I hN 12-1514
( l+ H6 {" B5 \4 |' z% Z7 xSurface Raceways
* D, \- a+ _0 h. Q12-1602 Use of Surface Raceway (Appendix B)2 w; V) _; u; o) ]5 _# I' Y
12-1604 Temperature Limitations3 r2 M2 O9 ]0 e. I2 j/ o0 O4 O
12-1606 Conductors in Surface Raceways (Appendix B)" G u$ f; R" n- ?7 Y4 T4 ~4 D
12-1608 Maximum Voltage8 o9 A- G5 D1 A& `- F" k$ ^. ^
12-1610 Joints and splices
% p! F$ ?) b6 ?( G6 {' \Underfloor Raceways7 }9 h6 `: v2 o5 H
12-1712 Discontinued Outlets in Underfloor Raceways
+ k; y" e$ Q9 K9 z. sCellular Floors9 [# c" {2 x' d
12-1804 Maximum Conductor Size in Cellular Floor
8 j; L2 r/ V5 I2 O; d: U. U c12-1820 Cellular floor discontinued outlets7 g R7 N/ ~7 h+ J% |$ g
Auxiliary Gutters: K0 a+ G7 ?$ T7 D1 H
12-1900 Where Auxiliary Gutters Are Used to Supplement Wiring Spaces) _, [( N f0 P* `6 l
12-1902 Auxiliary Gutter Supports: T$ H9 W7 I% T
12-1904 Auxiliary Gutter Cross-Sectional Area# d8 U% Y" K0 f7 L; {* E
Busways and Splitters
j! l7 R- d3 k2 g+ q" R+ n1 N12-2004 AC Circuits in Busways and Splitters; c- Y/ Y, K" [
12-2006 Busway and Splitter Supports
2 V: ^6 U. P* K/ l5 W) {, f12-2008 Method of Installation of Busways7 V) T& \1 I6 Q' H/ B
12-2012 Reduction in Size of Busways
% c- `# h. H. d4 x' s% |12-2014 Length of Busways Used as Branch Circuits! w, J9 ~$ o. t. C" P5 v5 M
12-2018 Taps in Splitters, u* F, P2 n4 }; M
Wireways4 U# \1 H6 o( m* g, `
12-2104 Conductors in Wireways. g A2 A9 s+ ~- _* I& Z5 \/ V- h
12-2106 Taps and Splices in Wireways
6 }! ^8 j5 g& Z# @9 u Cable Trays
: M0 h, }, ?- I( k4 L12-2200 Method of Installation (Appendix B)8 C; R, g. k1 O, o/ P$ `
12-2204 Joints and Splices Within Cable Trays
1 @( r! j2 T P# S12-2208 Provisions for Bonding
5 e0 X& x9 p+ |12-2210 Ampacities of Conductors in Cable Trays! i, z$ T$ ]0 Q. N6 e" l( g5 {
Installations of Boxes, Cabinets, Outlets, and Terminal Fittings
+ ~3 `" A1 S1 R* _3 N12-3000 Maximum Number of Outlets Per Circuit% W0 H: K3 ~) K% x8 }( \
N 8-304$ {& m! ` _! f( s
12-3002 Outlet Boxes (Appendix B)
7 R9 A7 ~6 [. vN 12-3000
* g, R2 |7 v9 _6 F! \, Z12-3004 Outlet Box Covers2 W2 ]5 h6 i0 J' h7 | P
N 12-3002' d5 _* n3 b/ v' g4 Y
12-3010 Boxes in Concrete Construction3 [& Y! z& K) T
N 12-3008
- o+ P6 e3 `6 u8 o- G7 E12-3012 Outlet Box Supports
+ Q4 K; w4 @: v) Z+ g8 d( VN 12-3010
# M1 n+ ?# c' W1 |6 R( J12-3016 Accessibility of Junction Boxes8 K3 z) d- h8 Q5 C
N 12-3014
4 f6 G; g- s& D/ Y; M12-3018 Flush Boxes, cabinets, and Fittings
; v v$ j) K' y. oN 12-30168 V& S; I* L$ } g% V! c
12-3024 Entrance of conductors into Boxes, Cabinets, and Fittings (Appendix B) 2 M# ^1 x# @* X7 _9 X t: ~* _! e' w
N 12-3022/ d# B/ {9 k; [ w9 c
12-3036 Maximum Number of conductors in a Box - Table 23
1 z6 Y) V1 U) MN 12-3034
4 D. V6 _$ z( M/ o: _12-3038 Pull Box or Junction box Sizes
1 L3 A2 K% B/ i, c7 \: B. \1 v# XN 12-3036# D( X4 v3 s9 {' c$ Z; z i9 k& m
( {" L4 c0 [3 @' _( f; v, C* M
Section 14 Protection and Control$ k" ?6 Q' D; F9 `3 r. L5 o
General Requirement7 C/ ?/ D3 i/ X; s S* D( I( i
14-010 Protective and Control Devices Required
( b6 Q' J) q" C4 N/ _& _14-016 Connection of Devices( N. Y# B# _% c/ J) D! l# P
Protective Devices – General- |' e+ A7 m% b- b+ q6 T
14-100 Overcurrent Devices Required* ?: u$ S. p) A3 c' k
14-102 Ground Fault Protection (Appendix B)
! K4 G! c7 c, R* y& p: E+ c' a; A14-104 Rating of Overcurrent Devices (Appendix B) Table 139 }# y: K: t7 c7 Y4 l
14-112 Overcurrent Devices in Parallel; v/ g3 h- I) ]" i1 O+ C3 l- H8 `$ j
Fuses
6 C5 L e) @- v( L% Z14-200 Time-Delay and Low-Melting Point Fuses0 Z$ a0 i. k3 H' c( x+ o( w
14-202 Use of Plug Fuses+ O' T' K: M7 ]6 ~
14-208 Rating of Fuses! Z. V' Y* k0 H3 ~
14-212 Use of Fuses (Appendix B)
- t" G( o% G6 j# Y* Q3 XCircuit Breakers
5 q9 u' v, u; i+ t! U ?2 l& C14-300 Circuit Breakers, General
& b# }: f2 u, D2 m7 e/ G14-306 Tripping Elements for Circuit Breakers
8 U% Q6 X3 V+ l* Z4 F14-308 Battery Control Power for Circuit Breakers/ z7 O6 ^* y# E5 O0 E) j
Control Devices - General
& h3 j4 z' `. ~( r' e14-402 Disconnecting Means Required for Fused Circuits2 D7 `1 ?; e. E! p5 p5 F" [
Control Devices - Switches
2 Q+ s: ~# U- a7 e0 w4 R14-502 Mounting of knife Switches
4 c2 I0 c$ {/ `2 {1 I- A ~14-504 Maximum Rating of Switches
4 C# _1 Z( ?$ p4 H* t; t9 `14-508 Rating of General-Use AC/DC Switches (Appendix B)0 N* x: h3 \( v5 U4 K7 w# D
14-512 Manually Operated General-Use 347V AC Switches (Appendix B)
7 v7 }" `' G! |. U3 JSolid State Devices
. s. x. T0 f4 b: {/ ?1 G8 l14-700 Restriction of Use
& d. w% h- M+ e/ D) q! A3 r1 d14-702 Disconnecting Means Required9 U j5 S6 J! Z% F! N$ E: c
! F' S7 Z, m7 o) D4 s
Section 16 Class 1 and Class 2 Circuits
- G4 ?5 Z& G, j) P# ?7 TGeneral
$ L+ G$ O4 g* }8 V7 S16-004 Class 1 Extra-Low-Voltage Power Circuits
6 o! K" _# v- R7 P) j$ s" o16-006 Class 2 Low-Energy Power Circuits
9 b9 k' u; Z% j+ \; B% K' B) i) Y16-012 Circuits in Communication Cables
H% e$ J! B7 k" J. j/ w, K! XClass 1 Circuits
2 m3 g0 X B; E/ J16-100 Limitation of Class 1 Circuits; ^0 \ K4 t1 w8 v) q1 \) ^9 P
16-104 Overcurrent Protection of Class 1 Circuits
" ~. b* H! A, r* _/ M16-106 Location of Overcurrent Devices in Class 1 Circuits
! h N8 y% v) F# n16-108 Class 1 Extra-Low-Voltage Power Circuit Sources Including Transformers
' x3 h- t" Z# R: {" h16-110 Conductor Material and Sizes% Z) e2 }+ a( K3 g! I, y
16-112 Insulated Conductors for Class 1 Wiring
) |! f" }$ ~3 ]+ Z9 GClass 2 Circuits* i, Q; ^# J! S5 K0 [
16-200 Limitations of Class 2 Circuits (Appendix B)
% b( x* z- m) d, |& {/ L5 N16-204 Marking, j6 s* h u7 \' E
16-206 Overcurrent Protection for Class 2 Circuits
8 |3 H2 g* w2 H0 G16-210 Conductors for Class 2 Circuit Wiring (Appendix B)
9 M* [5 w2 e% U# f7 kELC: extra-low-voltage cable
# t4 ~, f B# n' K& M. X* u1 L) ^16-212 Separation of Class 2 Circuit Conductors from Other Circuits5 w; s7 A' H, F0 [
- C) q. w; n- b2 c5 n- vSection 18 Hazardous Locations! S* _& j, x1 r/ W1 C1 V0 D
Scope and Introduction: J9 a7 t% ~/ _3 B, u0 s2 c
18-004 Classification# |; l r0 @! n& b* E
18-006 Division of Class I Locations (Appendices B and J)8 ^- m( w( x. q. y, {
18-008 Division of Class II Locations (Appendix B)/ q# s% A! y6 z( l
18-010 Division of Class III Locations (Appendix B)
+ y, h- j) \+ \3 L: ~1 ?General+ s- z' D* T- ~6 K% X i
18-062 Metal-Covered Cable (Appendix B)5 U" b' w; ^. l( k* q
Installations in Class 1, Zone 1 Location
3 B2 ?& q5 g9 `% K18-108 Sealing, Class I, Zone I (Appendix B)
8 l# {' ^' o- y+ ~! {$ t; w+ f( @
( T% `3 [7 t; |% M2 u6 jSection 20 Flammable Liquid and Gas Dispensing and Service Stations, Garages, Bulk Storage Plants, Finishing Processes, and Aircraft Hangars7 h$ i5 I$ Q( k
Gasoline Dispensing and Service Stations
! u3 e) S2 S q4 S0 a20-002 General
6 v! C: I8 v6 m! n5 ~* p4 d. k; {20-004 Hazardous Area (Appendix B)2 K# L; I7 I P
Propane Dispensing, Container Filling, and Storage% S" ~- i0 N6 a) V
20-034 Hazardous Areas - Table 63
# S2 K6 A) ]; [- r$ Z/ UCompressed Natural Gas Refuelling Stations and Compressor and Storage Facilities
- E. d0 d& H* p" x) h5 W+ c X* P20-062 Hazardous Areas5 z, ~1 N+ `; Y# t' f5 G2 @" A
Commercial Garages – Repairs and Storage2 _ x: a' ^. H& K: H
20-100 Scope; W. W4 |; e7 q/ c/ I& X
20-102 Hazardous Areas (1)
3 h8 t' g) p9 _* V- y* `
) y8 j9 y* \/ ]# W' Q; E6 ySection 24 Patient Care Areas
% [% c9 U O6 n( \) O" |24-000 Scope (Appendix B)3 J, m& Q- @9 _4 d! l- Y
24-002 Special Terminology (Appendix B)
( E% @& c, E, `4 m7 R) A Patient care area% a6 O" [# `& |: \# h) r
Patient Care Areas
% Y3 e3 m, t3 }/ z7 A24-106 Receptacles in Basic Care Areas (Appendix B)6 O; H4 s: \) ~8 k% G* z- R
Isolated Systems
# v* A- s Y7 X% C6 d, o5 R24-204 Single-Phase Isolated Circuits (Appendix B)
# G; d7 q: ?/ {7 N24-206
R* r. b6 ^/ _
: d0 Q0 c8 O$ g8 P& D ^8 Q: mSection 26 Installation of Electrical Equipment
( v' {4 a0 Q( AGeneral+ u q/ s% G/ I
26-004 Equipment Over Combustible Surfaces (Appendix B)
8 ~+ ]- W& X( i26-012 Dielectric Liquid-Filled Equipment, Indoors (Appendices B and G): y. D, J! l5 v/ v2 Q: N6 I* l
Isolating Switches a. x4 e( Z0 ?, G& T1 I$ P6 g
26-100 Location of Isolating Switches
; _; k; e2 p4 GCapacitors" g9 i- i* T+ s/ ]1 r* a
26-204 Guarding of Capacitors% f! W' _4 z; I' ^) [
26-206 Grounding of Capacitors
8 r0 x3 v; _/ W0 V; ?6 A. z1 C26-208 Conductor Size for Capacitors
* I* u$ ]4 k8 P26-210 Overcurrent Protection (Appendix B)
. `( J: R( O0 J: I u26-212 Disconnecting Means for Capacitor Feeders or Branch Circuits
- v2 Y/ u5 V+ k" _3 ?& `6 S% T26-214 Rating of the Disconnecting Means for Capacitor Feeders or Branch Circuits
- p5 u6 A9 q$ L) S% F26-216 Rating of Contactors for Capacitor Feeders or Branch Circuits
! r5 |' \3 U) a) J. M4 G; J26-218 Special Provisions for Motor Circuit Capacitors. s1 f/ C5 e- t! B% f/ t
26-222 Drainage of Stored Charge of Capacitors
. Q' @4 [$ S4 e" f* jTransformers6 V2 T; T1 n/ e2 c+ m+ C8 ~
26-240 Transformers, General
3 P+ @0 R/ }8 I" `6 S26-242 Outdoor Transformer Installations
$ p" y. [9 y% c9 D" Z% s' _: B26-244 Transformers, Mounted on Roofs (Appendix B)- U3 ]- ^$ T/ C s
26-246 Dielectric Liquid-Filled Transformers Indoors (Appendix B)! c5 @) _( \( m8 X! L
26-248 Dry-Core, Open-Ventilated Type Transformers/ C+ K3 _& X: Y2 A
26-250 Disconnecting Means for Transformers
- \4 L# g8 q \" o. H26-252 Overcurrent Protection for Power and Distribution Transformers Rated Over 750V
2 o" t) v& N# B! L( N/ p' N( v s26-254 Overcurrent Protection for Power and Distribution Transformers Rated 750V or Less, Other than Dry Type Transformers
6 D, D: c5 p: t; v7 f5 E( a26-256 Overcurrent Protection for Dry-Type Transformers Rated 750V or Less (Appendix B)
8 V$ ?! ~- L% W" u+ v26-258 Conductor Size for Transformers( D3 V( @+ m [8 _
26-260 Overcurrent Protection of Instrument Voltage Transformers (Appendix B)3 |+ M- M/ V) h- |0 u2 d9 z
26-262 Marking of Transformers
" H' K5 H* M" x/ X$ @3 j5 M' n% |4 `26-264 Auto-Transformers$ b* [2 t9 g9 k$ `' ?# y- r
Fences0 \/ H& ~7 f8 ^# E$ Q" y
26-302 Clearance of Equipment - Table 33
3 c: [& |9 F8 X8 M6 xPanelboards% U9 L! m2 o3 {6 r
26-400 Panelboards in Dwelling Units (Appendix B). w% x1 a* E/ e. f' p' E3 L
26-402 Location of Panelboards (Appendix G)" k$ _/ R, I: o6 e6 k
Lightning Arresters0 s# f) w4 m# l! g
26-508 Connection of Lightning Arresters/ a9 @6 S2 [0 I+ G
Storage Batteries
" C* q5 W; ^- c5 J7 D7 F Y1 z26-542 Special Terminology
Y3 v3 i" D4 U9 `) i26-550 Battery Installation
0 C# a C) v$ g) c5 M% |! E+ L; Z26-552 Wiring to Batteries8 b8 A: L/ ^# q$ d
Arc Lamps( i3 f% y0 K% F- r$ `
26-600 Location of Arc Lamps
/ s6 {6 e7 g$ t% j* L) N& s! _6 t1 e26-602 Conductors to Arc Lamps# g, |- i; l, Y, `
26-608 Globes and Spark Arresters& ~( u( g0 I3 j! U% \4 v/ Z! I
Receptacles: y! P; g% v" Q
26-700 General (Appendix B)5 @/ ~1 x6 J1 C5 s2 b; V# u
26-702 Receptacles Exposed to the Weather
% u, o" D- |' l4 j1 p7 s4 e- B: jReceptacles in Residential Occupancies
! W* O( o6 j2 u! J& h& i) @' R( ?2 L26-710 General (Appendices B and G)
6 Q% h6 j) B9 O26-712 Receptacles in Dwelling Units (Appendices B and G)6 ~" n E# X% G5 R2 z( g1 _
26-714 Receptacles in Single Dwellings (Appendices B and G)
' O) \0 e8 [. n- n) yBranch Circuits in Residential Occupancies; q5 l' ]& L. R
26-720 General$ ? A8 h6 q) _, D7 g
26-722 Branch Circuits in Dwelling Units
1 p$ m( c# b) h( a$ {+ }26-724 Branch Circuits in Single Dwellings+ S. I9 s* M8 q5 O8 ]6 C, R- y
26-726 Alternative to Split Receptacles and Multi-Wire Branch Circuits in Kitchens (Appendix B)4 o: H0 X! }: J6 [5 ?# w' w- X: w
N 26-720 (F)
! Q- l4 k) E* M* D6 OElectric Heating and Cooking Appliances# O8 e/ W; u" a' c O& A
26-744 Supply connections for Appliances- o+ R0 B1 H1 w* M% F" M
26-750 Installation of Storage-Tank Water Heaters6 w2 G# b( _8 v) T. j! [# O4 }
26-752 Infrared Drying Lamps5 N+ b1 }+ V: O4 e" C* B
, |, _! p9 Z8 G2 C' X' d+ k' C& d
Section 28 Motors and Generators# M7 ?/ y0 K/ b# ^) C9 p
General e6 R( `0 G8 m% D- w) V2 _/ {
28-010 Special Terminology/ T9 o* i. ~9 \7 h4 Q+ `
Hermetic refrigerant motor compressor% S; d# j% H7 u9 ^5 O7 _1 S- W# v8 U
Locked rotor current rating+ J3 G! s e) {
Service Factor
1 o5 Y$ {- G! { [2 ZTable 44; Table 45; Table-D2! @/ C2 p& ]5 m& ^ u5 B
Wiring Methods and Conductors
# i% m, J. D* [9 V4 W# j28-102 Portable Motors
2 d3 Z, J" P7 V" H$ Q9 B$ T9 R4 m28-104 Motor Supply Conductor Insulation Temperature Rating and Ampacity( U9 Z7 A3 L5 q' m. t- R
28-106 Conductors, Individual Motors
5 d9 Z! o8 G7 }6 a4 {& `! h6 @: l28-108 Conductors, Two or More Motors
0 U# E" U8 x2 n7 O28-110 Feeder Conductors
! r) E' w5 X3 g% W' b3 ], u; c28-112 Secondary Conductors. ?9 q# i6 g. m0 ^* @; A) {0 r. B! w; E
Overcurrent Protection% e$ z9 ? k, j
28-200 Branch Circuit Overcurrent Protection* D( h! q7 ^* q( o2 W ]
28-204 Feeder Overcurrent Protection. ~# b3 i) i- A3 j% J4 A/ [
28-206 Grouping of Motors on a Single Branch Circuit
9 O0 ]& R3 V( ~5 w$ ?& z4 J28-210 Instantaneous-Trip Circuit Breakers (Appendix B)8 g C5 d0 Q! _& a2 [1 f, n
Overload and Overheating Protection
8 s% u5 ~# w- i& ]/ u28-302 Types of Overload Protection7 w/ N6 ^; v5 x* @. B6 M8 |
28-304 Number and Location of Overload Devices (Appendix B) Table 25
2 M E F" w! S; A/ ?28-306 Rating or Trip Selection of Overload Devices (Appendix B)
; ^1 j5 _6 C& k$ @3 g28-308 Overload Protection Not Required
- [+ [6 J; Z- j* r+ r wUndervoltage Protection 8 |5 ?4 u# }( ?! D! m/ l8 G
28-400 Undervoltage Protection Required for Motors (Appendix B)
* y! k9 D6 R$ ?Control
% @0 J9 U& G t% w! m! T28-500 Control Required
& L& v( }, o3 i, ~28-502 Control Location
X6 e* ^0 L* u- ^2 K) J28-504 Starters Having Different Starting and Running Position0 U8 V M1 S% A0 |
28-506 Grounded Control Circuit8 q; `7 A, \( `0 Z% k
Disconnecting Means# ~9 z# e R5 }9 R5 T: p# ~8 i
28-600 Disconnecting Means Required
6 Y& u2 ?6 V+ ~0 B8 G: i- K: _( v2 W; w28-602 Types and Ratings of disconnecting Means (Appendix B)
3 D! n, D8 |3 K3 Q6 o28-604 Location of Disconnecting Means5 `! B8 x; b d9 r4 P: ^# a `& f
Hermetic Refrigerant Motor-Compressors3 z2 ~0 ?& |: s8 z F3 G9 X
28-706 Conductor Ampacity
4 u" T+ H" j( D% G* z( B28-708 Overcurrent Protection
: a* l/ T- d+ j! e4 k0 X28-714 Disconnecting Means) F) U. \9 T0 c2 e; y
Protection and Control of Generators
) x2 X4 X$ k* A- D28-900 Disconnecting Means Required for Generators
% E, i8 P3 S9 A0 W: |6 b1 J0 B28-902 Protection of Constant-Voltage Generators
1 R7 `# Q W2 ]& }% Q. P28-904 Generator Not Driven by Electricity |# o* S+ m+ F9 j( I- @% f z1 U: P
28-906 Balancer sets7 U5 \' o, Q, M8 \6 P
28-908 Three-Wire Direct-Current Generators& c' S. [2 n! t5 M! r# _% c
: |9 h2 t; G/ D1 v% oSection 30 Installation of Lighting Equipment& m4 t7 K( f" y# ^
30-002 Special Terminology (Appendix B)) Q% w% V% B- `+ p; }4 R& k* O
General
' o) F, E g0 P0 t30-102 Voltage
. B- G5 t5 j- @1 B- x30-104 Protection (Appendix B)5 t& i! C4 ^& y# Z9 d* O# w3 h
30-106 Overcurrent Protection of High-Intensity Discharge Lighting Equipment- [" n# ~& l Y. N* C! ?9 K
30-108 Polarization of Luminaires. N# ]5 [8 L- m- V( j
30-110 Bonding of Lighting Equipment$ R& Y8 x& F, u6 I) L" \
Location of Lighting Equipment
% x! T1 J5 \4 S/ Q30-200 Near or Over Combustible Material$ F1 ]& u+ B7 _5 }' B( O
30-202 In Show Windows
1 n3 C7 p, G/ t/ C6 q& N5 O30-204 In Clothes Closets" @- ]- _4 D6 _* C
Installation of Lighting Equipment
6 r6 P9 l6 g. w+ {30-302 Support
' r! D! \. X6 e; m. E- x( _* A30-304 Outlet Boxes to be Covered
, m# b, {8 u; E30-308 Circuit Connections# s8 O2 ~6 D$ x' R
30-310 Luminaire as a Raceway ~. l+ r" [* y7 B
30-314 Minimum Height of Low Luminaires
+ t& M% a0 ^( r# T/ D30-316 Luminaires Exposed to Flying Objects4 X0 S9 Q2 z4 [; c- i6 G( d2 u# c f
30-320 Luminaires in Damp or Wet Locations9 z8 L8 w5 B+ h2 Z7 [
N 30-3187 S: ?: i! C' E* r4 q7 }! v
Wiring of Lighting Equipment
5 U3 `! l( U( f" g30-400 Wiring of Luminaires
* d8 _1 V) ~ l- X30-402 Colour Coding
i4 E/ @' X' h6 q8 N& T30-404 Conductor Insulation
# t+ Y' N3 O6 z/ C* J# [30-406 Conductors on Movable Parts5 f- v' l7 N7 H3 I
30-408 Wiring of Ceiling Outlet Boxes
& c# @6 w* @+ }30-410 Wiring of Show Window Luminaires
8 v- c) s. X" ~# R, b7 p# B$ A30-412 Tap Connection Conductors. k& ~; I/ g9 Y# M2 @2 X) d, [
Luminaires in buildings of Residential Occupancy+ N, d' H: a' S9 `
30-500 Lighting Equipment at Entrances (Appendix G)
8 p1 X2 G3 V6 I( e4 Y" F30-502 Luminaires in Dwelling Units (Appendix G), n5 h! ^8 [4 b1 y4 Y2 M6 F7 L5 e& l
30-504 Stairways (Appendix G)' D: X9 Z3 @* t
30-506 Basements (Appendix G)" ?+ P' o% t! ~5 t7 p5 r
30-508 Storage Rooms (Appendix G)
: p6 ]$ X, B3 \1 j" Q30-510 Garages and Carports (Appendix G)
; n2 V# q7 y2 {Lampholders8 S3 f! {1 P$ H4 a
30-600 Lampholder rating with Incandescent Lamps
4 [0 c" P1 b8 O- iN CANCEL
2 ^ I& b G8 `7 R" B0 D+ Q1 P* {30-602 Connections to Lampholders
) a0 y# n5 V/ hN 30-600
8 w. k% `1 I1 B5 \8 z6 w30-604 Switched Lampholders Used on Unidentified Circuits
" ?8 B5 e" R& R/ @N 30-6022 [, k9 t7 J6 J! V- o: R* a; x
30-606 Switched Lampholders with Pull-Type Mechanisms
7 \" l: `) o8 ]$ f* Q3 K; o) g1 kN 30-604
' `$ X7 @0 f! c' Q; ]' k0 }% K30-610 Pendant Lampholders
g8 B2 n8 o8 [* n* j9 xN 30-608
! O6 J: G8 P. x G6 ^! v: W% oElectric-Discharge Lighting Systems Operating at 1000V or Less. C$ p7 k W7 V& a2 u
30-710 Control (Appendix B)
3 E% ~! d/ z0 W: X6 }4 N5 }6 N30-712 Branch Circuit Capacity
# t% ~' {7 Z4 p1 y1 S) M0 N5 a. UElectric-Discharge Lighting Systems Operating at More Than 1000V. g: B( I1 g2 H- \
30-802 Voltages, Dwelling Units2 O9 j. l! s: L7 P
30-804 control (Appendix B)
) N' Q7 i1 M1 i5 ZRecessed Luminaires (Appendix G)
- O3 q* P3 _3 S2 [% S! ~" a( @30-902 Spacings for Non-IC Type Luminaires
2 X: R- E, f4 [& P- r/ G8 C: `+ N30-910 Wiring of Recessed Luminaires (Appendix B)' g, q+ Q0 E) b6 K; m
Exposed Wiring for Permanent Outdoor Lighting" M8 m/ ?. ` z! G2 y$ j
30-1120 Branch Circuit Loading and Protection5 |! U) N) T! n6 n2 N2 a
Extra-Low-Voltage Lighting Systems- {0 p5 x( U* w9 J
30-1202 Sources of Supply
8 V3 |7 x% g9 V; y. j9 R. X& T) y, R8 v: g9 U
Section 32 Fire Alarm Systems and Fire Pumps (Appendix G)
# ^- ]2 j, A1 h j2 PFire Alarm Systems
6 w+ |, B$ O$ j% P( f32-100 Conductors
. r7 v* ^, N& }- J+ s32-102 Wiring Method" _1 R) p# X- ?1 g% L0 v
32-104 Equipment Bonding' q [* f! B3 X$ z4 B% \: V
32-106 Electrical Supervision
" x3 a+ n0 x" v. b32-108 Current Supply
. D5 \: W: ]3 r32-110 Installation of Smoke Alarm Devices in Dwelling Units (Appendices B and G)& H) K5 [& O* T0 Y
Fire Pumps n0 e- N1 N' _1 s1 H9 L
32-208 Overcurrent Protection (Appendix B)
: m5 e3 ?9 f- P! b; _9 i! FN 32-206+ }/ Q4 @3 x) e' v
32-210 Overload and Overheating Protection (Appendix B)
1 r! X. `$ J$ b4 Z0 l32-212 Ground Fault Circuit Interrupter (Appendix B)
: Z2 P) T4 q3 e0 h) M' b+ s# E/ e6 H/ [" a' H1 s1 ?
Section 36 High-Voltage Installations
6 g& G7 P* s3 n1 c( N- A6 ~General' }7 G! L% |8 Z& u) B
36-000 Scope (Appendix B)* p d* N, d) Q0 {. `' o5 B
36-006 Warning Notices
" D2 `) k! B8 G+ y! UWiring Methods/ F8 k4 J0 w$ y/ ^8 Y
36-102 Radii of Bends
/ I# E4 [+ q5 h1 J. T- S. S36-104 Shielding of thermoset insulated conductors
3 @( \( J* v4 I7 s$ E+ a n36-108 Spacing of Exposed Conductors (1) table 30, table 31
1 H" V8 Y7 U; T) I5 q6 I. y; m6 k' i36-110 Guarding of Live Parts and Exposed Conductors - Table 32, table 33, table 34% Y' [- |/ Q3 i& f
Control and Protective Equipment
1 o6 ~' c: H; a" j% f36-214 Disconnecting Means
3 e! q4 R! r' L2 k7 i, t Grounding and Bonding4 W+ T- F- x8 c! B7 A# J p: D/ s
36-300 Material and minimum size of grounding conductor and ground grid conductor and connections
( s$ p8 b* o) n& l36-302 Station Ground Electrode (Appendix B)" P( F G# U# C8 x' B( o
36-304 Station Ground Resistance (Appendix B)
9 p* \' I* q6 n' h" W* @( N36-308 Connections to the Station Ground Electrode (Appendix B)" B. N+ O) k. ~/ o/ E7 L- [% P7 ^
36-310 Gang-Operated Switch Handle Grounds
6 a1 y6 n" n+ b" [36-312 Grounding of Metallic Fence Enclosures of Outdoor Stations
; ]7 `+ f `$ Q2 F5 v( K. F' j. Y" f, {/ a6 Q I4 V+ z. F/ i
Section 38 Elevators, Dumbwaiters, Material Lifts, Escalators, Moving Walks, Lifts for Persons with Physical Disabilities, and Similar Equipment1 l3 a8 V/ w8 X# N$ {/ j! e
38-002 Special Terminology (Appendix B), I* }' U! f7 o- |
38-003 Voltage Limitations (Appendix B)" K: P& Z: B2 J5 p' A
38-004 Live Parts Enclosed
+ Y/ G P' `. ?# f6 J38-005 Working Clearances
* J8 |: p: a! q$ K8 a+ U38-011 Insulation and Types of Conductors
- i- p1 D5 H4 _! z' y0 p38-012 Minimum Size of Conductors
8 L# t. d( H( _
- [7 o @& O: G) E5 ]Section 40 Electric Cranes and Hoists* _' u, t* ^8 U" X3 r* w
40-008 Disconnecting Means
4 D& ]7 U- a0 G40-010 Main Contact Conductors$ D$ S( p; o1 \/ j' k% D; I
2 ]% T* ]7 \* L# GSection 42 Electric Welders
" E7 `4 n# j: _$ G& v8 B! cTransformer Arc Welders
5 `2 V' Z5 E1 W- ?3 ?( n42-006 Supply Conductors! K7 r1 y0 y3 k# b- Y+ l6 C9 Y
& C+ g' |5 T) @# z- ?Section 44: Theatre Installations
% l! W- |) C+ ~9 q3 PGeneral( y: E% D7 M' f
44-104 Number of Conductors in Raceways
6 x$ z' ]4 g! L) {; a; F4 c44-106 Aisle Lights in Moving Picture Theatres% b' Y M4 y" ~9 ]3 J1 }; Y
Fixed Stage Switchboards( {/ \- O- ^9 d" ?9 X& Z# t
44-210 Overcurrent Protection
! ^4 J: a+ @+ D8 q) NFixed Stage Equipment) {: b: n: ]9 s# y( K
44-324 Receptacles in Gallery Pockets
1 y, |" `3 D+ S! Z0 `44-326 Receptacles and Plugs. s5 ^( p( r$ q8 L& Q: d
$ B/ w, \3 ?0 o) {4 H5 _: OSection 46 Emergency Systems, Unit Equipment, and Exit Signs: ~; |, n$ G- H* u8 x6 I
General6 {" M: S& M" G" Q* P
46-102 Instructions1 ~# f3 U" l7 M! h2 m
46-108 Method of Wiring (Appendices B and G)5 r& [1 Q* a/ J7 i, |( M
Emergency Systems
' T3 B1 J" s0 V6 L5 ^ ]: s46-202 Supply (Appendix G)7 C; u; l- p" }- `, p6 f
46-204 Control4 m8 @8 W5 S) a/ J* ]4 l
46-206 Overcurrent Protection
' Z; L+ E+ N1 Q/ ~% L- H46-210 Remote Lamps
% t$ R7 k: s9 T. LUnit Equipment! W% {5 l% j' V3 n m) D# ^* |5 D
46-304 Supply Connections
7 u7 C) z/ w5 [+ ]$ }46-306 Remote Lamps (Appendix B)
: f. e' _1 d% y+ E( `* n# mExit Signs& K1 E5 s! w. k0 i j+ J
46-400 Exit Signs (Appendix B and G)6 v) ?$ S' U! v: B8 R! O
4 p& Z- S; c3 \7 h2 F. Y
Section 54 Community Antenna Distribution and Radio and Television Installations
/ z; d0 g5 R" Q0 x8 D7 v8 Y54-000 Scope
; @ m2 R" n0 {1 p- q4 v9 T54-004 Community Antenna Distribution (Appendix B)# {8 j6 b& R* X% ]6 [
Community Antenna distribution" i9 Q9 R' N! J: p9 O n
54-100 Conductors
" M- N: K" _1 y. u4 X54-102 Voltage and Current Limitations (Appendix B)
5 _8 y& m" U7 O! S% NProtection3 O- ]% D6 g. }: I# {3 @
54-200 Grounding of Outer Conductive Shield of a Coaxial Cable (Appendix B)
$ U: `6 E7 G$ q- T2 X' x/ XGrounding2 s, s% e1 G, M9 J: W- q n
54-300 Grounding Conductor1 G3 V+ b& F+ j
Conductors Within Buildings) d7 p2 z, @6 E1 E' u
54-400 Separation from Other Conductors' [" h) R1 M4 F+ D3 T0 u; y& e
Equipment
: ` u. ]7 a0 r# n' b! S54-500 Community Antenna Distribution Amplifiers and Other Power Sources0 T& I x# B8 p( @- k7 d* e1 ?0 a
54-502 Exposed Equipment and Terminations# w' z4 L8 L* F3 t+ n& Y1 E' \) O, _* B
) q5 {4 t2 u( g- q6 ^Section 56 Optical Fiber Cables
1 ]0 f- p( w7 b+ Y: \1 v1 WGeneral3 o$ s% ~5 L- w' C' x* B
56-100 Special Terminology
; v* i- s" ? p* m0 O56-102 Types
. R& j; B3 C& I! _! Y" {Installation Methods$ G5 H7 ?, S c5 o2 g0 l5 N0 f# }0 L
56-200 Nonconductive Optical Fiber Cables (Appendix B)" P( p( F/ e+ b7 N1 }
56-202 Conductive Optical Fiber Cables (Appendix B)
. L1 t: I# k$ ~. c4 x56-204 Hybrid Cables
! {* J6 o7 A. W+ o1 A( _, Q/ M56-208 Optical Fiber Cables in a Vertical Shaft (Appendix B)
- B8 f# U3 H$ ?0 d G/ L8 H& ^9 o
% g: |" Q! f+ G; H* GSection 60 Electrical Communication Systems
' P7 ~( R- z. T g7 q+ W4 cGeneral7 z4 l2 a& ?: [; Q1 K9 {- E
60-100 Special Terminology
" v+ `4 U6 s, D d! [Protection
% W9 f" _1 f& b. Z$ d8 P! _60-202 Primary Protector Requirements* v" G m- a' ]/ [. S. A
Inside Conductors
5 Z3 @' }9 M/ O! k60-308 Separation from Other Conductors
7 N6 A1 m2 V9 V j5 T: O; xEquipment$ y) R2 M; N2 g2 c5 M) S
60-404 Exposed Equipment and Terminations
; n. N+ l0 z9 {0 @0 pUnderground Circuits: P) V1 B- y& L6 v' f v
60-600 Direct Buried Systems
; q, [0 I8 O7 O' X; X: r( F/ i* ~6 A5 L
Section 62 Fixed Electric Space and Surface Heating Systems$ S, u2 |( k3 @- M6 ?7 G3 E3 Q, Q5 Y
General" M$ W$ J) ]9 a, Y' L
62-102 Special Terminology
/ s2 Y2 n7 ]+ Y" P, g62-108 Branch Circuits+ [* r8 j6 ?; b+ l! P
62-110 Installation of Fixtures
+ K) z3 `2 B6 k; [9 H0 {) P3 d62-114 Overcurrent Protection and Grouping (Appendix B) (5)9 t2 ]' L7 F4 \% g% t
62-116 Demand Factors for Service Conductors and Feeders (2)
: d) l) W* N# S* ^ {7 A7 o62-118 Temperature Control Devices5 L& M( u/ A$ o+ Y
62-122 Installation of Series Heating Cable Sets (4)(7)1 n3 }3 ?1 ]5 E9 F+ X
Electric Space Heating Systems( @( E( A" A; u4 p2 Y7 J
62-202 Temperature Control I, p2 V- K" z; [* u! F
62-206 Proximity of Other Wiring (Appendix B)
! O( q, _3 \6 Z" j. e5 @, d' k62-214 Installation of Heating Panels and Heating Panel Sets1 {3 i. \. k+ i
62-218 Series Heating Cable Sets in Cement or Plaster Ceilings
, U; Q# c2 N- Q62-226 Installation of Under-Floor Covering Heating Panel Sets* x( a/ y$ M: }! s" K
Electric Surface Heating Systems' l7 m2 i% Q' b, ~/ B4 Q" s
62-306 Heating Cables and Heating Panels Installed Below the Heated Surface
7 _- o, u2 y& t' q+ a" {
" E6 M( i' Z. m3 ?Section 68 Pools, Tubs, and Spas
T1 @& g0 {9 Y3 {! d0 R5 u' LGeneral" I) _8 R$ _. @' J) {/ a/ S0 G
68-050 Special Terminology8 f! |/ L; L3 Q) @8 g/ ^
68-056 Underground Wiring - Table 61/ A! `+ g1 ]' @( r: g
68-058 Bonding to Ground (Appendix B)
5 W# I0 }2 ?8 {/ ~0 ~68-060 Junction and Deck Boxes (Appendix B)% V' T8 f6 D- i) j7 [/ a3 T
68-064 Receptacles
7 P4 |) l! z- j0 J" Z68-066 Luminaires and Lighting Equipment
5 m. Q3 O4 r3 j [5 I, U4 p68-068 Ground Fault Circuit Interrupters (Appendix B)* z8 t* v8 J* X- l
n) `: n" f% i, ]' r; @' ~
Section 70 — Electrical requirements for factory-built relocatable structures and
) @3 \9 V% N8 A8 W. \ ynon-relocatable structures
4 _0 X3 I" j' T' L' s, X" t70-130 Tests (see Appendix B); I8 O3 ~- o2 ~* S9 }" }
5 X* v, R" g7 D& ?* xSection 76 Temporary Wiring (Appendix G)
' t, b" ?9 b. @: ~4 c76-004 Grounding- J8 ]; {" c8 h0 {5 s( x
76-008 Service Entrance Equipment2 i# E, _9 u& ?; w% v/ Q: W
N 76-006
) E8 C4 g& W; [, ?76-014 Branch Circuits
* j% r1 W3 |) ~1 M3 [$ N; eN 76-012
) n9 _$ g: Y" A% _1 [5 a
1 Q/ Y* c* C+ }, pSection 78 Marinas, Yacht Clubs, Marine Wharves, Structures, and Fishing Harbours X% |6 U- Q8 G: }# i8 x/ s
Marinas and Yacht Clubs
: w: S" F S/ R7 u: S78-052 Receptacles$ z R4 H5 b. ~2 A% e) |3 ?3 F5 Z
78-056 Feeders and Services
! B% C" s8 Y7 P7 YMarine Wharves, Structures, and Fishing Harbours; p9 ^8 k$ f. S9 |" n7 t
78-106 Grounding and Bonding% O& `- D- j) r9 R/ W
Tables
. \3 V: r. R; G! p) w. Q0 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
2 r, U2 S: Y8 n, k9 E
7 | A! |& O/ O; ^' S8 | jDiagrams: 1, 2, 7( k/ S! f/ z' I8 i. ?6 C5 Q0 P! N/ `
* I c9 I" y0 V, }- c& [
Appendix B
# E/ l7 s ^; |3 SP352: Ground fault circuit interrupter- 6mA
" s" e$ }: O: ~; J7 [P354: 2-126 FT1, FT4, h$ c* [; b' e/ x8 o" F7 x
P366: 6-112(4) An assembly considered to be installed in an acceptable manner is one where: (c), (d), (g)
/ Z/ R, F" v' u. Y# P: r" \P367: 8-200, 8-202, 8-208, 10-408(3), 10-814(1)0 G% O G( W; _: W
P370: 12-1012, 1118, 1214 Example:
7 H+ s: g) F4 b+ A, y: z6 i# ]% [P371: 12-11089 s, U* u8 m9 A; |% s
P381: 18-108(1)(b), 18-158(1)(b)
9 D7 t' G+ C& p+ C. pP386: 24-2066 a9 z- J6 @) I; N! \
P389: 26-256
- o# d5 }, Z2 h: zP391-P393: Section 28, Example to determine Motor Conductors and Protection
" N) T* X& Q- z# m; q8 _* ?4 `6 r% x4 r/ a0 j. v) ]5 V
Appendix D
* L! R8 |4 Q! G9 u& E8 x' V8 iTable D1, D2, D3, D4, D5, D6, D7, D16 |
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