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this is what code says:% \) J' w* T8 W1 W6 B
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG
\8 @* h5 a, K5 fcopper or aluminum& e% g5 J# h" H6 l" t5 R. z* ~
(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
- T; G6 |" E0 S2 \No. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to* J# f! d2 b" U, |; Q
such neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes
s2 u5 L& \: { V6 Galong the entire length of the conductor.( r0 N/ [) @' j: D+ `8 _! C5 z
(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure/ S$ c5 [; M# ?) S5 q
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified; w) R- O1 D6 O4 t
circuit conductor of the other system, if present, shall be provided with a specific identification, and the
3 z4 t [6 W5 q2 A. d$ iidentification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not3 ^4 |! F) I5 f* z1 \" v
green) running along the insulation.9 y( ~' w6 U$ t
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of
$ D% }: Z" K" }3 j% Zan identified conductor; however, in the case of those flexible cords where the identified conductor is
9 U7 J$ C w& U9 v3 L& t. \identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.' J' v6 s, U2 `/ [
(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked( [5 x3 h* T [: W, I
as the identified conductor by painting or other suitable means at every point where the separate4 y9 a2 K" n+ Q! d r7 b& J
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and
4 w1 P! n% u! L( ~1 nthe painting or other suitable means of marking the identified conductor shall not be permitted to render0 c9 s O. k$ L/ w+ J
illegible the manufacturer’s numbering of the conductor. |
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