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this is what code says:& ?! }6 Q6 C- n5 L
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG
8 E5 n3 [( N% M' `) Fcopper or aluminum, W2 j g8 P# a6 ]
(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
2 V) b5 z6 e) ~$ Q& |: w) tNo. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to& G( `0 H* v2 }$ l: ?! b
such neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes
4 v7 M7 E0 @4 ^2 m- @along the entire length of the conductor.
; M& G& Z4 H# j(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure
, e5 E- R4 W9 m0 Z" o" D" \and the identified circuit conductor of one system is coloured by a white or grey covering, each identified
P) T; o. C1 l4 Xcircuit conductor of the other system, if present, shall be provided with a specific identification, and the, k0 z1 r3 m6 l( |
identification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not" ]+ ^/ s9 M& N4 R, B" _7 i
green) running along the insulation.* [7 d# k3 `8 g
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of- a; S! j' y' U
an identified conductor; however, in the case of those flexible cords where the identified conductor is. y @% q, w0 B/ R1 ~ G+ H
identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
- _: M) T* ?% `. S3 Y(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
% Q0 K, z0 j$ g5 Z/ p% uas the identified conductor by painting or other suitable means at every point where the separate
; o% O2 t3 h: I, ^5 K* Qconductors have been rendered accessible and visible by removal of the outer covering of the cable, and7 d. m8 t* C8 z* C7 K/ R
the painting or other suitable means of marking the identified conductor shall not be permitted to render
# a2 b8 X% }" n$ [' t! Sillegible the manufacturer’s numbering of the conductor. |
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