|Re: Supplemental Grounding Electrodes|
|Paul Coxwell (firstname.lastname@example.org)|
Mon, 04 Jul 2005 12:25:25 +0100
> Article 250.54 of the NEC says local supplemental grounding|
> electrodes (such as the one for phone service) must be bonded to
> the primary electrode. Where does the NEC apply? According to
> what the telco man admitted seven years ago, I assume our county
> code says the same thing.
As I understand it the NEC applies in any state, county or local
Which edition of the NEC are you looking at? In the 2002 edition
Chapter 8 of the NEC also relates specifically to communication systems.
> Is this a recent addition to the NEC?
No. I don't know how far back the requirement goes, but the 1971 NEC
Disclaimer: Being British I'm just an outside observer to the NEC. I
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