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this is what code says:4 n0 ]) }4 L+ s) l9 _
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG
* w" ?: H `5 Z5 wcopper or aluminum
* X' b" u' ?) \' h(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including. C' } n& s- Q0 v
No. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to5 X: G1 L" }) Q7 Y- ~* r
such neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes0 J4 l6 m# O: ?* _9 S) U. f
along the entire length of the conductor. K2 x g2 j" `/ {: t L: o! k- I
(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure, J9 P' q5 g+ F$ G
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified
8 w- Z$ Y8 x4 W9 k$ icircuit conductor of the other system, if present, shall be provided with a specific identification, and the$ F# S; _+ {) ]" R& W/ q3 J
identification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not7 ^: S- H: Y* _4 Q
green) running along the insulation.
9 e7 U0 O* C- {+ _! {5 Q(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of$ W+ B; ]* A# ~* I
an identified conductor; however, in the case of those flexible cords where the identified conductor is
) B0 T c/ l' _identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
y, l3 O8 n/ x(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
; X" S+ ]% t% N4 g8 P3 Yas the identified conductor by painting or other suitable means at every point where the separate# G* ~7 p. N& D6 t1 l
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and+ r9 _; g! {- \% K
the painting or other suitable means of marking the identified conductor shall not be permitted to render* v- S- W" M5 W! d9 u
illegible the manufacturer’s numbering of the conductor. |
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