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this is what code says:6 s4 V- L7 q# e X
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG8 c* ]& M1 |5 k- k
copper or aluminum/ ?7 Y, S U% m8 O# ` {
(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including7 ?. V- D) N3 M0 {: _% T4 D
No. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to
5 O/ @4 S- I( t& X. p- usuch neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes. n& N3 P+ J) ?/ r" j1 g% A8 H
along the entire length of the conductor.: h6 T$ a/ X ~$ ^7 ?' z& a
(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure
' b: N0 k) E- o1 f9 S# rand the identified circuit conductor of one system is coloured by a white or grey covering, each identified
: K9 [7 Z0 X9 |8 Qcircuit conductor of the other system, if present, shall be provided with a specific identification, and the. o3 |1 |7 B" F8 Y
identification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not; e9 u) \0 S: z8 R6 x2 _
green) running along the insulation.; h7 ?* B# a2 E) l
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of
5 B6 D i! ?: z8 Oan identified conductor; however, in the case of those flexible cords where the identified conductor is# r0 q% s# J7 s. ^: p/ m* W
identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.3 Y6 P/ Y c, z* H
(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
; h- r+ w/ d8 I% ^" Ras the identified conductor by painting or other suitable means at every point where the separate; }. K" n% z+ P* H9 p, |1 n( s& N- O
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and
0 Z8 d) R) b) h4 g I9 |the painting or other suitable means of marking the identified conductor shall not be permitted to render5 u- N# F$ D, H( x8 `) a
illegible the manufacturer’s numbering of the conductor. |
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