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this is what code says:1 e" p3 u' X9 o2 G# d
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG
- o0 D+ ~8 u' _3 R2 u: Q# p, M; Wcopper or aluminum) F; u, @2 {6 o$ D- I' _. h
(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
( a% Q; l. ~* K9 r* |! jNo. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to
! M1 h: G6 T7 X& Isuch neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes' L7 I1 a4 U9 {: R
along the entire length of the conductor.
" f1 I9 K3 U1 w3 Z( m3 i(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure7 u* e z6 t$ n# H& M q1 x2 {
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified8 z9 Y" o) o9 Y. ^. h
circuit conductor of the other system, if present, shall be provided with a specific identification, and the
* P& g9 b( g! y0 }! Qidentification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not: O' _ g+ P; e& V0 x) e
green) running along the insulation., R2 O' I# H0 Z( `
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of9 R. }! l1 U% z5 R/ c" i' E
an identified conductor; however, in the case of those flexible cords where the identified conductor is/ R2 ~& O9 `5 W: q! {, C+ w4 [
identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
$ w5 X: q" p: U, |' _(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked! r- b: P% \7 M0 Q2 p$ q% ]
as the identified conductor by painting or other suitable means at every point where the separate$ m, E! d# i; S. o! i; G6 K
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and4 t% f) P5 v9 C8 D, t- ~* z& f
the painting or other suitable means of marking the identified conductor shall not be permitted to render/ O- j/ U& V* `: m" u
illegible the manufacturer’s numbering of the conductor. |
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