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this is what code says:
6 q/ J) Z6 y. [; R, s$ | x4-028: Identification of insulated neutral conductors up to and including No. 2 AWG
* v; G4 W8 w5 a1 ucopper or aluminum
, P' c3 D, b2 }5 G( ?3 O. R7 O(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
6 F: Y# D! H) h& wNo. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to
" z" l- ] |( Y- `+ q# y( j. Jsuch neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes
. r# t& x7 u- oalong the entire length of the conductor.
9 I3 l* z+ ]# V; m. O- l, Y(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure" w% u8 M9 P) g. P3 D
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified1 r8 q4 M5 p. Z
circuit conductor of the other system, if present, shall be provided with a specific identification, and the
7 ?1 \# x# R; d/ kidentification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not
" W2 a5 S1 r7 T% v; X M) Wgreen) running along the insulation.
, u, N8 N" q) n6 {2 C(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of
; a2 H$ V* c3 x$ Lan identified conductor; however, in the case of those flexible cords where the identified conductor is
+ X7 k" {: Z$ v* G+ f) {identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
/ Y( E! _1 x+ k: x3 e/ `/ Z% t(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked' ^' S/ `' F3 W) }
as the identified conductor by painting or other suitable means at every point where the separate
8 c2 T2 A: s9 d8 T2 qconductors have been rendered accessible and visible by removal of the outer covering of the cable, and9 q* ^7 s5 f/ x0 [
the painting or other suitable means of marking the identified conductor shall not be permitted to render7 r, F* t7 `% w% A
illegible the manufacturer’s numbering of the conductor. |
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