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this is what code says:. s) i2 w7 y& y+ S
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG
( O5 q: h$ f8 B, W0 _" K$ C4 E2 mcopper or aluminum
) F2 u a8 z( K3 \) J6 e [1 W! j(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including, I/ x: w8 n' l; [/ k: m9 L
No. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to
* C6 f! t0 s7 U. |# Rsuch neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes
$ Q: l; y% \. i; ?3 balong the entire length of the conductor.
6 Q: R/ f' T' M3 C. x7 s. |) D(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure" E4 P( a+ [! c0 J8 i4 U; A7 {
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified
D, O) Z3 u% a- x$ Qcircuit conductor of the other system, if present, shall be provided with a specific identification, and the& r( j, a8 |1 K9 R
identification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not
6 U$ d4 W! ?' j" F+ pgreen) running along the insulation.; j' [; C/ p0 T( [4 `9 u
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of
, j8 R6 Q, K1 S A0 J% Gan identified conductor; however, in the case of those flexible cords where the identified conductor is' h) a4 m- F4 Z( \
identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
# G# `( y u0 H(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked |, U" A& l+ n! B O3 x* w
as the identified conductor by painting or other suitable means at every point where the separate
4 H3 B( N# g3 ^7 B0 Z7 O4 ]/ kconductors have been rendered accessible and visible by removal of the outer covering of the cable, and
- ]# _) e9 @$ |0 M# f3 Nthe painting or other suitable means of marking the identified conductor shall not be permitted to render ?4 S9 S o. m, k+ @
illegible the manufacturer’s numbering of the conductor. |
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