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this is what code says: ]9 B6 n" f ^3 H0 u4 E
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG2 s- [$ B# H- D8 s0 m3 q1 K* K
copper or aluminum
# M; Z/ X$ N1 F* M" y( o+ [# V$ x* s(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
_4 I: [: _, z* J" y+ `" GNo. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to
5 L+ K; K; d3 F' \6 g& Ksuch neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes" M ~! T$ [ l
along the entire length of the conductor.1 x& J: C9 T( ]' {# H' Y
(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure
/ s8 @9 U. |8 J: j& n6 Wand the identified circuit conductor of one system is coloured by a white or grey covering, each identified2 x! B% x6 _' S1 j: a) J
circuit conductor of the other system, if present, shall be provided with a specific identification, and the
9 o0 \! m. \# H; b, b6 ^" oidentification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not
( @9 p6 P0 x9 \1 A1 Z9 \3 Mgreen) running along the insulation.( ?- |5 d9 R/ h+ O' Z5 U! t
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of) v+ ]) x1 A# Q3 F% _+ U$ U+ S
an identified conductor; however, in the case of those flexible cords where the identified conductor is
% g: r4 p: l7 p3 Z4 uidentified by a raised longitudinal ridge(s), the other conductors shall have no ridges.1 D" x! F: L- c5 D% @5 Z
(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
- [( _/ \/ f1 c& has the identified conductor by painting or other suitable means at every point where the separate
- x* S) i3 q0 Z2 M) ^9 _0 _$ i# E7 Bconductors have been rendered accessible and visible by removal of the outer covering of the cable, and. E) j6 A* _+ I& i) F9 B7 u
the painting or other suitable means of marking the identified conductor shall not be permitted to render
& H1 @4 V. a, n5 yillegible the manufacturer’s numbering of the conductor. |
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