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this is what code says:1 ?: P# _ k5 }2 I
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG
6 P" t, f2 {& L; Q+ d5 f- ]copper or aluminum1 {$ C* O/ d* V" d4 x, ~% I
(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including* I: }& @3 o7 @& @$ O* b9 L/ u
No. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to
! E$ v* u/ h8 [# k1 Ysuch neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes$ n2 t/ r# I& b2 d# D0 |
along the entire length of the conductor.
3 |( @) g- r- n(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure
* [! \& v' c, Y, I5 P7 yand the identified circuit conductor of one system is coloured by a white or grey covering, each identified
, c7 o7 `, K. Pcircuit conductor of the other system, if present, shall be provided with a specific identification, and the
2 A1 h, _% z, B7 D8 videntification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not/ I: W4 F; W; t% L1 P" H
green) running along the insulation. A1 P, ^/ e* a1 B
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of
/ S# O1 Z1 s* g9 a" Han identified conductor; however, in the case of those flexible cords where the identified conductor is
" z2 d, O1 w& Q. bidentified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
4 A9 F. y3 a* v(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked. k2 I5 E1 m# z, x# k' d
as the identified conductor by painting or other suitable means at every point where the separate+ A+ W9 x z& u* ~/ ]3 ?
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and3 E/ j% z; E8 |. I
the painting or other suitable means of marking the identified conductor shall not be permitted to render
' ~9 o8 s2 h X& @: Uillegible the manufacturer’s numbering of the conductor. |
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