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this is what code says:( l4 x6 p6 ~8 r$ j6 g [; d7 N* v/ H
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG
+ ]5 l8 n9 s. }% mcopper or aluminum/ D* n: _* n$ u6 p9 b
(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
$ |$ _1 K7 ~0 q$ K, Q/ t' pNo. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to! i$ Q2 Y- X3 I7 @- ~% o
such neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes
; s/ c. c* ]5 e4 Balong the entire length of the conductor.
M9 m! P3 ]2 z(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure3 n/ L G- N4 }1 ^
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified I4 ^/ Y/ ^- ]' ]4 u# g0 c
circuit conductor of the other system, if present, shall be provided with a specific identification, and the3 J( E6 a ?8 _3 r! N
identification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not
( q9 v; v; @- n2 Qgreen) running along the insulation.: o5 A4 x0 A! @
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of
# x: J- ~3 q9 J2 Han identified conductor; however, in the case of those flexible cords where the identified conductor is
( j( }1 c3 \$ J- bidentified by a raised longitudinal ridge(s), the other conductors shall have no ridges.7 ~4 o6 {7 ]8 [5 v/ Z0 \. r
(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
6 E- A- p/ Y6 Z- yas the identified conductor by painting or other suitable means at every point where the separate$ v1 {1 C/ Y6 H5 e2 m' y4 t2 A
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and
7 d) C: j0 c- b/ X: I; r9 E, {' Kthe painting or other suitable means of marking the identified conductor shall not be permitted to render
/ H8 T7 l8 G+ w2 G7 T& millegible the manufacturer’s numbering of the conductor. |
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