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this is what code says:+ t- t5 D4 y1 h) L+ _' Y
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG* E, A- @/ n2 p' j( s! p# q
copper or aluminum
# k+ e5 Z% t$ h( c: K8 [( S* z" E(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
9 g+ e2 I9 g [% A1 x4 P( d* n% dNo. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to
: I4 D! I: y' dsuch neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes% k* t1 v7 _: z$ T- k; k
along the entire length of the conductor.# x- d) l: k. O' e
(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure
0 L9 b/ D3 A% E( yand the identified circuit conductor of one system is coloured by a white or grey covering, each identified' e( _- i9 m) \: L6 R# G
circuit conductor of the other system, if present, shall be provided with a specific identification, and the
3 S3 T$ x* q* \1 j/ |1 @5 ^$ ridentification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not
' X) ?3 R1 T0 F9 Y* Cgreen) running along the insulation.
( [( K6 b( @3 H6 `(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of
* m0 @! ]' [3 D6 O4 T/ qan identified conductor; however, in the case of those flexible cords where the identified conductor is r, t( y% }0 D* C& A) S
identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.' U9 C% z- I5 y; `* j; ?
(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
, C# S4 ^" X0 ~- t9 u5 Z. Kas the identified conductor by painting or other suitable means at every point where the separate4 [2 r G& T3 O- U+ E; X0 i8 \: [
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and
5 ]" O6 b& `+ \$ q* c! ^3 H1 F, jthe painting or other suitable means of marking the identified conductor shall not be permitted to render
- A6 W k6 d7 ?$ ~# [; M' {( Hillegible the manufacturer’s numbering of the conductor. |
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