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this is what code says:
1 A0 t- d! |7 y- o4-028: Identification of insulated neutral conductors up to and including No. 2 AWG
. T- c7 H M' p' j$ E8 L: P9 _* Pcopper or aluminum
; W2 ~. A/ Q$ h5 g; A* Y(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
5 G( ^( ?3 Q/ C- ?5 e- HNo. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to. z2 v( J" O5 F i$ L2 M
such neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes+ O( a" c5 v! r5 o$ l9 k/ P
along the entire length of the conductor.3 k4 _2 a' Z- X6 G. b q
(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure) k! C' ~5 i; g* [5 s7 j
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified" x4 t; X3 j: `
circuit conductor of the other system, if present, shall be provided with a specific identification, and the" V" ?& B: T! Y3 y8 I5 h1 f( r
identification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not
! ^- e: n+ j$ q. r! R) ]green) running along the insulation.; E: E) Z( f h3 E
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of
/ m2 ?- M1 r9 f3 V/ W( San identified conductor; however, in the case of those flexible cords where the identified conductor is
% j6 V8 N$ O" {4 {/ b' ]identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
2 s" {2 h8 ]# w* Z- g(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
; D4 z( V* {! A. tas the identified conductor by painting or other suitable means at every point where the separate6 ^4 X4 u' C8 e" U
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and
8 `, ^; I6 Q, b7 w( Tthe painting or other suitable means of marking the identified conductor shall not be permitted to render
* y" T/ m, e9 ^+ V: billegible the manufacturer’s numbering of the conductor. |
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