On Thu, Jun 19, 2025 at 3:10 PM James Jarvis via RE-wrenches < [email protected]> wrote:
> In Minnesota we are essentially limited to 40 kW of grid tied net metered > solar. But there is no limit on non-grid connected. So if I had mini splits > that were directly solar powered that would reduce my electricity > consumption so I could sell it instead of use it. > > > In my case with my ICF construction house that weighs a million pounds the > PV direct air conditioning would be great because all we need to do is keep > the average interior temperature low and the house has enough thermal mass > too balance things out. > > thank you, > > -James Jefferson Jarvis > APRS World, LLC > +1-507-454-2727 > > (apologies for the brevity and spelling...from my phone) > > On Thu, Jun 19, 2025, 2:02 PM Jason Szumlanski via RE-wrenches < > [email protected]> wrote: > >> I can see the redundancy reason. There does not seem to be an economic >> reason to do this, especially if you are on-grid or already have a suitably >> sized off-grid or backup system. Just use a regular mini-split seems more >> logical. >> >> >> Jason Szumlanski >> Principal Solar Designer | Florida Solar Design Group >> NABCEP Certified Solar Professional (PVIP) >> Florida State Certified Solar Contractor CVC56956 >> Florida Certified Electrical Contractor EC13013208 >> >> >> On Thu, Jun 19, 2025 at 2:35 PM Dave Angelini Offgrid Solar via >> RE-wrenches <[email protected]> wrote: >> >>> The EG4 is not a bad split. Reason my client wanted it was a redundant >>> cooling back-up if his battery/inverter/solar went down. >>> Definitely run AC to it from the main system. Getting close to the >>> solstice and solar can power this well into the evening😎 >>> >>> >>> >>> *Dave Angelini Offgrid Solar >>> "we go where powerlines don't" >>> <http://members.sti.net/offgridsolar/>https://offgridsolar1.com/ >>> <https://offgridsolar1.com/> <http://members.sti.net/offgridsolar/> >>> e-mail [email protected] <[email protected]> >>> text 209 813 0060* >>> >>> >>> On 2025-06-19 10:53 am, William Miller via RE-wrenches wrote: >>> >>> There are two reasons I could see: >>> >>> >>> >>> · Your existing PV rating is too small. >>> >>> · You do not have any existing PV and you do not want to incur >>> more utility expenses. >>> >>> >>> >>> I do see a real limitation to direct-DC air conditioning (which I think >>> is what we are discussing): No AC when the sun is not high in the sky. >>> That alone makes this impractical >>> >>> >>> >>> William >>> >>> >>> >>> Miller Solar >>> >>> 17395 Oak Road, Atascadero, CA 93422 >>> >>> 805-438-5600 >>> >>> www.millersolar.com >>> >>> CA Lic. 773985 >>> >>> >>> >>> >>> >>> *From:* RE-wrenches [mailto:[email protected]] *On >>> Behalf Of *Jason Szumlanski via RE-wrenches >>> *Sent:* Thursday, June 19, 2025 10:25 AM >>> *To:* RE-wrenches >>> *Cc:* Jason Szumlanski >>> *Subject:* Re: [RE-wrenches] EG4 Mini Split >>> >>> >>> >>> 8 >>> >>> 8 > hours. >>> >>> >>> >>> i u >>> >>> >>> >>> >>> Jason Szumlanski >>> >>> Principal Solar Designer | Florida Solar Design Group >>> NABCEP Certified Solar Professional (PVIP) >>> Florida State Certified Solar Contractor CVC56956 >>> >>> Florida Certified Electrical Contractor EC13013208 >>> >>> >>> >>> On Thu, Jun 19, 2025, 6:15 AM Jason Szumlanski < >>> [email protected]> wrote: >>> >>> I'm getting requests to install 4-6 panels for these mini-splits. I'm >>> saying no so far, but it got me thinking... What are people doing for rapid >>> shutdown for these systems? I can't see them being exempt. The manual is >>> silent on the issue. It just shows a DC isolator from the panels to the >>> point of connection in the unit. >>> >>> >>> >>> Jason Szumlanski >>> >>> Florida Solar Design Group >>> >>> >>> >>> >>> >>> _______________________________________________ >>> List sponsored by Redwood Alliance >>> >>> Pay optional member dues here: http://re-wrenches.org >>> >>> List Address: [email protected] >>> >>> Change listserver email address & settings: >>> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >>> >>> There are two list archives for searching. 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When one doesn't work, try >>> the other: >>> https://www.mail-archive.com/[email protected]/ >>> 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 >>> >>> _______________________________________________ >> List sponsored by Redwood Alliance >> >> Pay optional member dues here: http://re-wrenches.org >> >> List Address: [email protected] >> >> 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/[email protected]/ >> 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 >> >> _______________________________________________ > List sponsored by Redwood Alliance > > Pay optional member dues here: http://re-wrenches.org > > List Address: [email protected] > > 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/[email protected]/ > 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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