More needs with grounding [RE-wrenches]

Daryl Thayer daryl_solar at yahoo.com
Wed Jul 30 11:33:51 PDT 2003


Code or not, what we want is the best way to prevent
lightening strikes from distroying another inverter in
my case.  
Daryl
--- Jason Fisher <jfisher at nahbrc.org> wrote:
> John knows his code. And on this topic he has
> written a couple of good
> articles that support the concept of bonding the
> neutral or negative at
> separate structures:
> 
> http://www.nmsu.edu/~tdi/cc65.pdf
> 
> http://www.nmsu.edu/~tdi/cc74.pdf
> 
> Incidentally, Kurt, you could always use this
> strategy and just remove the
> ground wire you installed on the forest floor. I'd
> recommend not trying to
> salvage the rod you drove in the stream however! :)
> 
> Jason Fisher
> 
> Aurora Energy LLC
> P.O.Box 3315
> Annapolis, MD 21403
> 
> voice / fax: 410-268-3684
> email: jason at aurora-energy.com
> 
> 
> -----Original Message-----
> From: Dean T. Newberry [mailto:deant at dcn.org]
> Sent: Wednesday, July 30, 2003 1:55 AM
> To: RE-wrenches at topica.com
> Subject: RE: More needs with grounding [RE-wrenches]
> 
> hI y'All,
> Just a quick note on EMF's, there ain't no DC
> transformers. The
> electromagnetic flux, or field is created by a
> change in current flow.
> PV circuits are DC constant current, ie: no EMF.
> An AC source, power line, radar, ham radio etc. can
> induce current into
> a DC line, (triggers the GFCI breaker), twisted
> pairs might help balance
> this stray induction.
> Everything that can pass electrons, and is not a
> current carrying
> conductor should be grounded. Neutral conductors
> must be ground bonded
> at one point.
> John Wiles just points at the NEC grounding book on
> his table (an inch
> thick) and says "look it up"!
> Cul deant
> 
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> 


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