We usually put a breaker at the tower and then put in our own ground at the tower and bond it to electrical ground. No idea if this is the right way to do it but you definitely don't want your only ground to be 200' away, right?
On Wed, Apr 15, 2015 at 2:03 PM, Mike Hammett <[email protected]> wrote: > Amperage is irrelevant, well, unless it's larger than the gauge I > recommended. It's not an inside-home outlet, but bonding the ground between > the electrical service and the equipment\tower. You don't want your tower > ground to be better than your electrical service ground and have a surge > decide the best path is through the electric (+ or neutral) and thus your > equipment. > > > > ----- > Mike Hammett > Intelligent Computing Solutions > http://www.ics-il.com > > <https://www.facebook.com/ICSIL> > <https://plus.google.com/+IntelligentComputingSolutionsDeKalb> > <https://www.linkedin.com/company/intelligent-computing-solutions> > <https://twitter.com/ICSIL> > > ------------------------------ > *From: *"Chuck McCown" <[email protected]> > *To: *[email protected] > *Sent: *Wednesday, April 15, 2015 3:01:06 PM > > *Subject: *Re: [AFMUG] Electrical - Grounding question - long run > > For a 30 amp circuit? > > *From:* Mike Hammett <[email protected]> > *Sent:* Wednesday, April 15, 2015 1:58 PM > *To:* [email protected] > *Subject:* Re: [AFMUG] Electrical - Grounding question - long run > > Your ground should be at least 4 gauge, maybe even larger than that. One > of the 0/x gauges is in my mind for some reason. That should bond the > electrical ground with all tower and equipment grounds. > > > > ----- > Mike Hammett > Intelligent Computing Solutions > http://www.ics-il.com > > <https://www.facebook.com/ICSIL> > <https://plus.google.com/+IntelligentComputingSolutionsDeKalb> > <https://www.linkedin.com/company/intelligent-computing-solutions> > <https://twitter.com/ICSIL> > > ------------------------------ > *From: *"Paul McCall" <[email protected]> > *To: *[email protected] > *Sent: *Wednesday, April 15, 2015 2:41:15 PM > *Subject: *[AFMUG] Electrical - Grounding question - long run > > In my continued disposition of acknowledging that I am not a electrical > grounding expert, I lay out this scenario for review, a new tower we just > built. > > > > We installed a new tower, approximately 200ft. from the service panel that > feeds it. We will be on our own breaker (kinda irrelevant here). > > > > In the past, we had run 10 gauge wire (x3) out to the tower with 110vac. > Voltage drop is relatively negligible, certainly within the bounds of > working properly to drive our 24v charger for the battery array. > > > > I was told, by a grounding “expert” that all my equipment electrical > grounds need to homerun to a bus bar that ride the ground back to the > service panel directly, that nothing else is acceptable. > > > > AND, and this is the big part… that I needed to seriously upgrade the > 200ft. ground wire only that rides back to the panel to something > significantly bigger. How much bigger I am not sure. > > > > So, I figured I would ask the crowd for an answer J > > > > Thanks! > > > > > > > > Paul McCall, Pres. > > PDMNet / Florida Broadband > > 658 Old Dixie Highway > > Vero Beach, FL 32962 > > 772-564-6800 office > > 772-473-0352 cell > > www.pdmnet.com > > [email protected] > > > > >
