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this is what code says:) I/ [( l5 a$ ^" r# D
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG& h8 A) {- M0 z9 |* }! a% ?2 E
copper or aluminum
2 e5 f8 @: x$ d u6 V/ g(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
7 o/ s: a' v( s; [0 ]# eNo. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to
* K8 `8 b$ \' }such neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes
5 Q, j4 j! u: x; p2 x! B4 Xalong the entire length of the conductor.8 ] n* `6 \5 ^7 \. a- A+ @
(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure
# T3 e* N( ^& [9 p0 K) c3 Wand the identified circuit conductor of one system is coloured by a white or grey covering, each identified
+ R1 P3 l3 X# scircuit conductor of the other system, if present, shall be provided with a specific identification, and the
6 f$ y; Q C& T0 E$ Z7 k, e4 tidentification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not
8 m7 Y7 Q: r: v% B" wgreen) running along the insulation.. Y+ E+ L) o; t! S
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of9 [% B" H2 M( h/ q
an identified conductor; however, in the case of those flexible cords where the identified conductor is
$ s$ ^3 @/ `! E/ i" L& Pidentified by a raised longitudinal ridge(s), the other conductors shall have no ridges./ X* f1 s( v! M9 J3 q0 L+ z( x
(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked' T$ }7 W; H8 R/ o5 |
as the identified conductor by painting or other suitable means at every point where the separate# Q4 o& q4 x' Z- d/ }0 N
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and ]' J6 V0 m: J+ T1 r7 q
the painting or other suitable means of marking the identified conductor shall not be permitted to render
) R* ~& T( f1 Cillegible the manufacturer’s numbering of the conductor. |
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