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this is what code says:% h2 t" y; }; Y9 Y$ a6 e5 ?
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG3 i1 T9 n5 Z y0 {* d$ O0 J
copper or aluminum4 N H; D/ ]! Y6 Q5 D7 Z c
(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
! D9 h, b$ v6 `5 \9 p1 u& kNo. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to
2 l$ }) b4 }; L6 k3 ?3 ssuch neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes+ Y4 e$ ^$ q8 ^8 l/ V# ~6 M
along the entire length of the conductor.
5 Y6 Y1 _+ o% `( D0 A) ^(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure/ @$ T! z6 e9 U6 w1 K- k
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified
$ }# H4 ^1 G6 _" t: F4 zcircuit conductor of the other system, if present, shall be provided with a specific identification, and the( Q, W/ E+ Z4 C3 M
identification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not+ L" ^8 u- _+ R% L! h
green) running along the insulation.
! s0 k$ f$ X7 _0 A(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of0 Z' M. B1 l: B9 P$ b: p
an identified conductor; however, in the case of those flexible cords where the identified conductor is/ g% _4 Q% j/ Q8 ]* I
identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
; n% A6 D) t* V+ F3 L3 V, A$ a(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked" ]: n# b3 b; H( |& i5 m6 ^
as the identified conductor by painting or other suitable means at every point where the separate" a7 f8 N% S* D& g0 T: o
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and" i: z$ n% ~7 [+ ?# g: D' b M- a
the painting or other suitable means of marking the identified conductor shall not be permitted to render
2 W) _0 ~( Z5 sillegible the manufacturer’s numbering of the conductor. |
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