wire color [RE-wrenches]

[Jerry Caldwell]

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Marco,

Article 200-6 says grounded conductors (neutral in AC
circuits, negative in DC) shall be identified by a
white or gray color.  I believe this applies only to
systems 50 volts and above.

Cheers,
Jerry Caldwell

--- Marco Mangelsdorf <marco at pvthawaii.com> wrote:


> John Wiles wrote a "Code Corner" piece in HomePower
> last year where he
> stated, amongst other things, that for grounded PV
> systems (i.e., all
> code-compliant PV systems in the land of the NEC)
> the "grounded" (negative)
> conductor ought to be either white or grey.  Does
> anyone know where this
> recommendation comes from in the NEC?  Or does it
> come from somewhere else?
> What are you all typically using for as far as wire
> color for the negative
> conductor and why?

=====
Jerry Caldwell
NABCEP Certified PV Installer
Light Energy Systems
965 Detroit Ave
Concord, CA 94518

925-680-4343 office
510-205-2798 mobile


		
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