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this is what code says:) c$ Q l. R/ w2 Q6 f X
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG
8 R9 b# t8 ]7 h. g! v9 Qcopper or aluminum1 @2 q* o7 X% L. \4 q. Y
(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including* n1 G; V" Z3 r/ |1 K, ~0 y
No. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to
$ x. n" ], ~* |1 V5 K) g+ rsuch neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes5 m% t ?( u) a- g, T! @
along the entire length of the conductor.9 x2 Z8 S7 l; @* F' v# g) r; ]
(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure; w T7 {# b( _1 ]4 h
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified* P1 {, ?! N2 \/ J
circuit conductor of the other system, if present, shall be provided with a specific identification, and the
! f/ F1 W; D. @" s1 x# gidentification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not1 Q ^: Q7 l) H" V
green) running along the insulation.
6 v' M# x: a( r% \(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of
5 E( B& j) x+ N; ?( Gan identified conductor; however, in the case of those flexible cords where the identified conductor is
$ I& j6 q/ c/ G! c! `7 Eidentified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
1 |( ?- O. h9 c(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
3 T; f5 G% f; S) B/ i) ias the identified conductor by painting or other suitable means at every point where the separate' B2 ]) n1 [6 z! \5 I. f, w1 p
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and
- [9 G2 X1 z+ B5 _# n" j/ Jthe painting or other suitable means of marking the identified conductor shall not be permitted to render
. A9 \1 \4 v# Sillegible the manufacturer’s numbering of the conductor. |
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