You are probably getting a shock from the neutral leg of the coil, looking for a path to neutral. It's likely that there is not enough current to be harmful.
On Thu, Feb 4, 2016 at 12:33 PM, Drake <drake.chamber...@redwoodalliance.org > wrote: > Hello Wrenches, > > I'm hooking up a Radian with a Remote Operated Circuit Breaker for AC > coupling. With only the positive inverter cable connected, we found > battery voltage at the negative inverter cable with all switches off. Humm. > > It turns out that the Remote Operated Circuit Breaker (ROCB) control > circuit is the culprit. This is factory connected to the battery side of > the main breakers in the GS Load Center. The voltage present gave my > assistant a minor shock when he tried to hook the negative inverter cable > to the battery. > > When the negative battery cable lug touched the negative battery terminal, > a sound came from somewhere that sounded like a super fast relay chatter. > One tech support person thought it could be the ROCB trying to close, as it > was open (off) position. The tech support people are only able to speculate > about what might be happening. > > Another tech support person said that if the factory wiring on the relays > was correct, it would be impossible to get a shock. Going thought the > diagram in figure 2 of the attachment, it looks to me that voltage would > conduct to the negative battery cables if all the relay contacts were > positioned as shown in figure 2. > > Has anyone hooked up the GSLC AC 120/240? Have you had any unusual > voltages or noises before turning on the main DC breakers? From Figure 2, > do you think it would be possible to get a complete circuit through the > relays before the main breaker is turned on? > > Thanks, > > Drake > > > > > > > > *Athens Electric LLC OH License 44810 CO License 3773 NABCEP Certified > Solar PV 740-448-7328 <740-448-7328> *http://athens-electric.com/ > > > <https://www.avast.com/sig-email> This email has been sent from a > virus-free computer protected by Avast. > www.avast.com <https://www.avast.com/sig-email> > > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: RE-wrenches@lists.re-wrenches.org > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > www.members.re-wrenches.org > > > -- Chris Mason NABCEP Certified Solar PV Installer™ Solar Design Engineer Generac Generators Industrial technician www.cometsolar.com <http://www.cometenergysystems.com> 264.235.5670 869.662.5670 Skype: netconcepts
_______________________________________________ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change listserver email address & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out or update participant bios: www.members.re-wrenches.org
