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this is what code says:
+ h& Q( i5 W l7 a4 N& y4-028: Identification of insulated neutral conductors up to and including No. 2 AWG
+ s) Q' e; @1 i4 I# Ycopper or aluminum
3 |' }0 l3 B9 _/ [! k9 S(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including1 ]9 }, R- T% `' G$ z: _% _/ {& F9 E
No. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to+ H& {4 {! d+ `
such neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes
# @& R' |' [, R4 X8 ]$ galong the entire length of the conductor.
6 w6 x" m9 O7 z# g/ ` d- ~6 V(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure
0 X6 h- B/ g' R& A# ^7 E: {and the identified circuit conductor of one system is coloured by a white or grey covering, each identified
. n" m3 z9 s8 c. D* \" Q4 i Q3 ^* t! mcircuit conductor of the other system, if present, shall be provided with a specific identification, and the% H/ W# K+ M0 q4 Q2 {! j! g! l$ t
identification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not
. z6 Q) U6 T, \0 e7 d5 }green) running along the insulation.
6 w# o/ Y3 y% D(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of
4 k& u7 D8 f( x' c& s$ f& ^- Van identified conductor; however, in the case of those flexible cords where the identified conductor is
E' k" f6 c6 L+ j" i, w. _( Gidentified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
0 u! F* {* j! M- O7 u. [& I" Z, |(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
7 n4 r+ g' l! l0 E6 V3 g% Das the identified conductor by painting or other suitable means at every point where the separate
2 B8 }1 U7 @7 [: D. cconductors have been rendered accessible and visible by removal of the outer covering of the cable, and
1 x* a5 u( E( F K! ]the painting or other suitable means of marking the identified conductor shall not be permitted to render
: k' d% U$ H/ Tillegible the manufacturer’s numbering of the conductor. |
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