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Re: why ground an alarm panel.

Subject: Re: why ground an alarm panel.
From: Nomen Nescio <nobody@xxxxxxxxx>
Date: Fri, 9 Dec 2005 06:20:07 +0100 (CET)
Newsgroups: alt.security.alarms
References: <4398E27F.95DC69D0@xxxxxxxxxxx>

w_tom said:

>  Furthermore, that concept should be intuitively obvious.  If
>enclosure is sheet metal, then it must have a safety ground to
>meet UL requirements.  No way around that fact.  Safety ground
>would be a third prong on AC electric plug.

You haven't answered my question.

Please cite an NEC code reference that requires grounding of an enclosure
that only contains Class 2 or power-limited fire alarm circuits.  I don't
give a damn what you think is "intuitively obvious."  Cite a code reference
to support your position!

- badenov

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