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this is what code says:* n" T2 N0 V2 S6 B# R
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG
6 m+ ~5 m/ V* T9 n! ?9 M/ g6 wcopper or aluminum- J1 P, L( X" I- ~
(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including% s q4 l5 T% g0 V
No. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to3 D/ ]* x$ a, C: |! U2 A
such neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes
4 m. [" K4 B! y8 O4 X# g. D! w! v9 Zalong the entire length of the conductor.4 f3 F" b( s+ t
(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure( j; l; Z# F, c3 K g" t$ R/ c
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified8 p- m1 m% a2 p0 z+ G0 ], z
circuit conductor of the other system, if present, shall be provided with a specific identification, and the* p( C/ g2 L8 s
identification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not- V3 Z$ r7 ^3 u
green) running along the insulation.
1 }. o R. u$ F# s; D" M(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of
4 @9 S5 R" ^5 s& t7 Han identified conductor; however, in the case of those flexible cords where the identified conductor is
* C5 d4 z# e$ W# V6 F: \# Uidentified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
; J+ O# p7 M: e; M9 e(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
6 E/ X4 x$ {3 C, x+ ^ oas the identified conductor by painting or other suitable means at every point where the separate
2 q1 L$ }' I) t/ Oconductors have been rendered accessible and visible by removal of the outer covering of the cable, and
3 z2 D1 x. U5 {: ?% H. ethe painting or other suitable means of marking the identified conductor shall not be permitted to render' Y* f+ V$ v8 F3 P
illegible the manufacturer’s numbering of the conductor. |
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