[Antennas] Ground rod questions (Ground currents)

Loren Moline WA7SKT lmoline at hotmail.com
Tue Jun 30 12:34:56 EDT 2009


Bob,

The imbalance and supply voltages should be dependent on the connections to the power company for both the power legs and the neutral for the neutral is carried with the 2 power conductors from the utility.

If there is a variance like that it tells me the neutral connection back to the utility is faulty and you are depending on the ground to carry the unbalanced current which if resistive would cause varying voltage drops dependent on the current drawn by the load.

 

Loren   WA7SKT


 
Member: ARRL and Pacific Northwest VHF Society

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Location: CN86cx                                                                                        
                          
                                 








> Date: Tue, 30 Jun 2009 12:24:46 -0400
> From: rbethman at comcast.net
> To: Antennas at mailman.qth.net
> CC: ve5ra at sasktel.net
> Subject: Re: [Antennas] Ground rod questions (Ground currents)
> 
> My brain passed gas!
> 
> 
> We had weird fluctuations whenever a load was put on one side, (120), of
> the 240V drops to each building.  The one load side with the coffee pot, OR the side with the refrigerator that we traded for would kick in, that leg would drop to 80 - 90 VAC, while the OTHER leg would go WAY up to 160VAC or more.
> 
> That's what I should have finished.  It was all tied up in the lack of GOOD conductivity.  When the tide came up it would get well.  When the tide was out, those were the funny things we would observe with metering we installed at OUR service entrance.  (Scrounged from an old abandoned power plant.)
> 
> Bob - N0DGN
> 
> 
> 
> Doug Renwick wrote:
> > Bob, can you complete the paragraph:
> >
> > We had weird fluctuations whenever a load was put on one side, (120), of
> > the 240V drops to each building.  The one load with ...
> >
> > Doug
> >
> >
> >   
> 
> -- 
> Bob - NØDGN
> 
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