Agreed, use long term off grid manufacturers gear, I can’t recommend reinventing the wheel. 3 am phone calls suck !
Bob ellison > On Sep 7, 2018, at 1:23 PM, Ray <r...@solarray.com> wrote: > > I would highly recommend using proven equipment from the long term off grid > companies: Magnum, Midnite, Outback, Schneider, etc. and stick with a DC > coupled array and lead acid batteries for now. I just got back from > inspecting two Li+ off grid systems done by a GT dealer, and I saw numerous > issues that included the charge controllers not agreeing with the BMS system, > the BMS system monitoring having numerous programming and connectivity > issues, the battery overall being vastly undersized, the manufacturer (Adara) > dropping support for their battery, and the customers being hopping mad. > Most off grid folks own guns; not a good combination to walk into. > My advice, is that if an installer hasn't lived off grid and/ or dedicated > their practice to off grid systems, they should stay out of it and quit > ruining peoples' lives. GT is usually never a life or death matter, but Off > grid can be, when they are snowed in with no fridge, no water, no heat, and > no communications. Reliability is goal #1, Simplicity is #2. > Good Luck, > Ray Walters > Remote Solar > 303 505-8760 >> On 9/7/18 11:03 AM, Kristopher Schmid wrote: >> Wrenches, >> >> I am trying to design a Pika off-grid system. The issue is that they >> currently have no way to charge from a generator. Has anyone ever installed >> one set up for zero grid export and connected the generator to the grid >> input? >> >> Would LG chem or another manufacturer be a better choice? >> >> Thanks, >> Kris >> >> >> _______________________________________________ >> 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 >> > > _______________________________________________ > 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 >
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