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this is what code says:0 f, t% A* d) c) c! T4 X
4-028: Identification of insulated neutral conductors up to and including No. 2 AWG) k* T" g0 j) N) y+ `8 L
copper or aluminum
3 ?( | x9 \" l6 {) e& A9 k. k(1) Except as permitted in Subrules (2), (3), and (4), all insulated neutral conductors up to and including
0 X3 n, o) _/ `! ENo. 2 AWG copper or aluminum, and the conductors of flexible cords that are permanently connected to
- h9 @$ o4 T5 y5 G6 usuch neutral conductors, shall be identified by a white or grey covering or by three continuous white stripes* t; x' M' U! {% H2 E- G8 W
along the entire length of the conductor.% F) V6 Z& e# W/ i. x
(2) Where conductors of different systems are installed in the same raceway, box, or other type of enclosure
& A9 y* ^, h6 c& q: N2 Jand the identified circuit conductor of one system is coloured by a white or grey covering, each identified' C2 S% P Y5 I9 n* g6 e
circuit conductor of the other system, if present, shall be provided with a specific identification, and the
3 r( w7 R. f2 G* Oidentification shall be permitted to be an outer covering of white with an identifiable coloured stripe (not& D: G7 O3 M( S2 M; F, R1 o
green) running along the insulation.
; @3 V6 H$ t; Y7 T(3) The covering of the other conductor or conductors shall show a continuous colour contrasting that of3 d2 u u5 r7 v4 m# ~& |. Y
an identified conductor; however, in the case of those flexible cords where the identified conductor is
' r0 f( D7 P9 g7 Qidentified by a raised longitudinal ridge(s), the other conductors shall have no ridges.
6 \4 h% ~3 R5 t, u3 u(4) For multi-conductor cable, the insulated neutral conductor shall be permitted to be permanently marked
b1 ]. E: N: ~as the identified conductor by painting or other suitable means at every point where the separate
% D) i! h+ }+ G) J3 O; bconductors have been rendered accessible and visible by removal of the outer covering of the cable, and3 q) ^' g5 P9 K- W
the painting or other suitable means of marking the identified conductor shall not be permitted to render
' \. n- l" c' _+ \ p! Billegible the manufacturer’s numbering of the conductor. |
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