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this is what code says:' t4 n- P3 c( s( `7 C
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG
% \! N- T, a8 Scopper or aluminum. |5 j, \+ }+ X3 i; F
(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
. g7 H$ ~6 V* LNo. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to$ Y# B9 S5 s, E' e$ ]+ i
such neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes
% `& ?) u' Q6 c* Galong the entire length of the conductor.
% u/ E2 [6 a- N0 @7 }( `(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure3 m) u+ q& ]- U: E0 B- H
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified
7 Q" i9 t% `4 G* W, i D7 r( }circuit conductor of the other system, if present, shall be provided with a specific identification, and the- y3 c- J' H( V+ G6 Q: G
identification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not
; ~+ ^5 _- ` }$ _2 K! s" C% ]0 pgreen) running along the insulation.
, p ?% u& H; s% H(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of/ }. t, t0 Z- ~; ?& ^ Z- v9 T
an identified conductor; however, in the case of those flexible cords where the identified conductor is
; d3 Z5 s6 }" ?. `identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.% e( F% Q3 z9 E
(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
- p+ Y8 ]9 d3 f7 g3 Jas the identified conductor by painting or other suitable means at every point where the separate7 x' y( C5 o2 q* h9 h; N, z" M2 f
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and- v1 S: }- y3 y$ H X
the painting or other suitable means of marking the identified conductor shall not be permitted to render
0 I/ Q# a# n# z3 {* ]7 eillegible the manufacturer’s numbering of the conductor. |
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