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this is what code says:! r0 l" i0 B* ]5 S& k
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG: ?& g: h% d6 E/ d! D# T
copper or aluminum
) z8 A# B6 b# v2 B- s(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including7 f" q9 C8 B- [( N# j
No. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to* g; x1 {' w- [
such neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes
, h/ L/ W! F7 E* \along the entire length of the conductor.) q4 i+ y _- m" r0 t1 d8 G* ~
(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure
/ y1 c4 E# W. A; |( G/ P9 K# E& J: Fand the identified circuit conductor of one system is coloured by a white or grey covering, each identified) B* x1 u' G/ L6 P6 B2 a
circuit conductor of the other system, if present, shall be provided with a specific identification, and the
0 Q- @7 d; G. [& c3 Uidentification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not
6 i( D# c5 M4 l5 E7 E/ Kgreen) running along the insulation.) E; _' C/ ?7 h1 w. I3 a
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of" l" L! G1 V; a, ]% Q
an identified conductor; however, in the case of those flexible cords where the identified conductor is" P% v( U0 M1 s& o8 S P# r1 h/ `
identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.2 V) q) r |9 c3 s. I O# I" U
(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked6 Y; z* |& B/ Q9 V
as the identified conductor by painting or other suitable means at every point where the separate; r- H8 |& F7 r
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and' {" P" r3 z3 U+ A- j% G, `- I
the painting or other suitable means of marking the identified conductor shall not be permitted to render
1 B% S1 e& w! \0 A) P: L* Dillegible the manufacturer’s numbering of the conductor. |
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