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this is what code says:4 I& K, v" w; R2 A
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG: p) l% Y, e9 ?5 U9 q" N
copper or aluminum
2 G/ _; ^8 l" y4 l% T9 m1 B(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
1 H2 ]6 I7 g& x+ V% f( p. rNo. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to9 t' f [& s M2 v
such neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes
0 r# e% y4 C8 o/ h4 V& Z& p8 }along the entire length of the conductor.5 a4 L# l; u3 @% |, t) Y
(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure. m& @5 u6 B9 R! k7 Z; T/ {1 O
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified
" F4 U, L" z- L; R; a4 pcircuit conductor of the other system, if present, shall be provided with a specific identification, and the
0 P( v+ }, N# P* n+ Z9 cidentification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not& K i1 O$ B6 Y5 U: o
green) running along the insulation.+ v$ b9 l8 z2 H) Z4 l, K
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of) [ b6 l3 _ c* b
an identified conductor; however, in the case of those flexible cords where the identified conductor is% n2 d6 x4 C- \ h' p
identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.* G; U; A/ |5 z {/ l7 p
(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
1 X- |; z# z( P+ a9 D8 k# {as the identified conductor by painting or other suitable means at every point where the separate
8 n: x! B8 T2 l0 Nconductors have been rendered accessible and visible by removal of the outer covering of the cable, and
6 e* G- E& q5 Cthe painting or other suitable means of marking the identified conductor shall not be permitted to render
T7 c) G6 b E9 h0 s0 Yillegible the manufacturer’s numbering of the conductor. |
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