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this is what code says: y1 t, e( p" Z1 b4 u/ I
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG* `' I1 ]/ K" ^3 n- m; I5 `
copper or aluminum2 C/ T0 @# g8 `9 G7 q
(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including. w2 B X Z {* \- O0 L) q
No. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to: B! z7 ?! ]6 b* L+ d
such neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes
, f( i; L; j( [: a$ c0 v, ~: Palong the entire length of the conductor.
! j9 ^8 z' a' V* Y7 M(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure3 s# U7 \! t4 V+ h% I% ]
and the identified circuit conductor of one system is coloured by a white or grey covering, each identified" T: i7 Y8 u) Y' y& K: r( X
circuit conductor of the other system, if present, shall be provided with a specific identification, and the' Y0 `6 u$ I2 P5 ?) j
identification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not: @8 B$ y; O# p
green) running along the insulation.4 e; f: a2 N8 y9 ]8 F" B, h9 ^$ d4 j
(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of5 O# b9 D% c$ u- v! [" V
an identified conductor; however, in the case of those flexible cords where the identified conductor is3 X' G1 o# @1 E- [; K2 ^
identified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
: X: E+ e: y( D+ C# P(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
: {% j/ C" q6 K% Nas the identified conductor by painting or other suitable means at every point where the separate- N( ?6 y! ^. q7 V
conductors have been rendered accessible and visible by removal of the outer covering of the cable, and( L( j0 W9 y4 E
the painting or other suitable means of marking the identified conductor shall not be permitted to render
" ^" N: x5 y5 Dillegible the manufacturer’s numbering of the conductor. |
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