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this is what code says:5 g8 E1 d" g' E
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG. a" P% j$ P O8 h U2 K
copper or aluminum
* `% d. X2 l8 }) U% M, H: L(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including5 l) s* C2 g* p9 L2 D9 A( t
No. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to8 E7 h' v4 {4 I; `
such neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes
$ q( \0 I8 Z1 O' Y9 L+ I5 A( falong the entire length of the conductor.( q- X6 Q. Y( @; m
(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure' j/ x! a* F/ Q5 s6 |
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified, Z9 i4 X' Z3 c0 q% e7 [ {3 F- {
circuit conductor of the other system, if present, shall be provided with a specific identification, and the, k b1 x) f, l8 h3 G6 A
identification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not
5 ]; O' c4 Q) N* c T- N, wgreen) running along the insulation.
- p, {! A4 f4 o# X7 F4 l(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of
: o5 l; T5 q3 s6 b9 ]. `, y% wan identified conductor; however, in the case of those flexible cords where the identified conductor is- E1 l1 g* o |' N9 S
identified by a raised longitudinal ridge(s), the other conductors shall have no ridges. L7 n M, z1 X! P# C
(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
2 t- z% q" j2 T) Y- r8 Q* `6 @as the identified conductor by painting or other suitable means at every point where the separate$ Q2 E2 p1 m- s9 K" f
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and) h* Z( e, g% g% T* e4 S
the painting or other suitable means of marking the identified conductor shall not be permitted to render" I9 P6 z. V7 \+ j+ b1 X
illegible the manufacturer’s numbering of the conductor. |
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