That makes sense, Matt. Thanks. I was missing the easier solution.
Shine On! Kris Schmid Legacy Solar, LLC 137 West 1st Avenue Luck, WI 54853 www.legacysolar.com 715-653-4295 NABCEP Certified PV Installation Professional Licensed Wisconsin Master Electrician BSEE On Tue, Oct 18, 2022 at 1:05 PM Matt Sherald via RE-wrenches < re-wrenches@lists.re-wrenches.org> wrote: > Hi Kris, > > I think you want the "shore power" to feed into a 240V load center on the > tiny home. You might have to add this panel as part of the power inlet > equipment. I'd feed the minisplit off this 240V panel and subfeed 120V to > the AC IN on the inverter. In turn, the inverter can supply a load center > with 120V ONLY circuits. > > -Matt > > > > > > On Tue, Oct 18, 2022 at 1:30 PM Kristopher Schmid via RE-wrenches < > re-wrenches@lists.re-wrenches.org> wrote: > >> Hi All, >> >> I am hoping that someone on the list can help me think this one through. >> >> I have a client that builds tiny portable homes. He is working on one >> where his client supplied the solar modules, charge controller, batteries, >> inverter, etc. They bought them through some dot com. The tiny home has a >> 240 volt mini split that they want to use when plugged into the grid. The >> inverter that they bought is a 120 volt. The inverter is not grid tied, >> but does have a 120 volt grid input for battery charging / pass thru. >> >> So, my issue is, how can I make this work? I am thinking of using a 50 >> amp automatic transfer switch like a Surge-Guard-40100 and connecting the >> solar inverter as primary and grid as backup but am not sure if that unit >> will disconnect the grid with only one leg energized. Physical space for >> components is very limited >> >> If anyone has some ideas here, I would sure appreciate it. >> (other than "just walk away" or buy a 240 volt inverter) >> >> Thanks, >> Kris >> >> >> Shine On! >> >> Kris Schmid >> Legacy Solar, LLC >> 137 West 1st Avenue >> Luck, WI 54853 >> www.legacysolar.com >> 715-653-4295 >> NABCEP Certified PV Installation Professional >> Licensed Wisconsin Master Electrician >> BSEE >> _______________________________________________ >> List sponsored by Redwood Alliance >> >> Pay optional member dues here: http://re-wrenches.org >> >> 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 >> >> There are two list archives for searching. When one doesn't work, try the >> other: >> https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/ >> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org >> >> List rules & etiquette: >> http://www.re-wrenches.org/etiquette.htm >> >> Check out or update participant bios: >> http://www.members.re-wrenches.org >> >> > > -- > Matt Sherald > PIMBY Energy, LLC > NABCEP Certified Solar PV Installer® > 304-704-5943 > > www.getpimby.blogspot.com > www.getpimby.com > > _______________________________________________ > List sponsored by Redwood Alliance > > Pay optional member dues here: http://re-wrenches.org > > 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 > > There are two list archives for searching. When one doesn't work, try the > other: > https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/ > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > http://www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > http://www.members.re-wrenches.org > >
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