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this is what code says:! T3 _5 T" D4 t8 L8 U: x
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG- O/ a( T" h5 ~; l1 z, u' D# @
copper or aluminum0 g! d- c3 J6 i
(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
/ K/ W9 u; n- i5 pNo. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to
0 i* n1 v% I5 l- ksuch neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes2 V" O; x8 j& u( t5 F
along the entire length of the conductor.
7 w5 t. m& {0 }. r* Q. O(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure, t3 O1 m1 Y& N) o" N1 b9 G
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified- _& \+ F) n. N+ T' b' }
circuit conductor of the other system, if present, shall be provided with a specific identification, and the% Q6 \. k" r d# @4 r+ q5 {
identification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not
9 p0 C3 l5 u$ Sgreen) running along the insulation.% B4 H4 x& _* ^0 K; G2 e
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of n& C. G }: A, S
an identified conductor; however, in the case of those flexible cords where the identified conductor is
9 x4 X5 i: B' Z# h, q" A& Widentified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
7 O6 ?% B0 ~( P4 Q0 _! \(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked5 V' ~8 ]: |6 s9 l" `3 ~. ~
as the identified conductor by painting or other suitable means at every point where the separate
. A) r% ^9 ~4 k8 Cconductors have been rendered accessible and visible by removal of the outer covering of the cable, and
/ E3 W6 S: n; v( qthe painting or other suitable means of marking the identified conductor shall not be permitted to render" |3 F# A4 F2 Q
illegible the manufacturer’s numbering of the conductor. |
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