Mac having installed quite a few of these and having the SMA SIs installed and operating in my home, ( back up & off grid/ GT) please feel free to contact me off list. I would strongly concur w/ Bradly w/ his suggesting you utilize the dc coupling. Tump > On Feb 18, 2019, at 8:19 AM, Mac Lewis <maclew...@gmail.com> wrote: > > Hello Wrenches,, > > We have been asked to take an SMA Sunny Island System that is off-grid, and > convert it to a backup system (Quad stack). Currently, this is a DC coupled > system using Midnite charge controllers. We would like to add SMA grid-tied > inverters to backfeed excess power. I have located this document: > https://files.sma.de/dl/7910/SB-OffGrid-TI-US-en-19.pdf > <https://files.sma.de/dl/7910/SB-OffGrid-TI-US-en-19.pdf> > > According to this document, there really isn't Sunny Boy inverters available > that can function as a backup for a system like this. Is this true? > Do you know of any distributors that may have stock of the SB XXXXTLUS-12 > line of inverters that would work for this. > > Thanks for your assistance > > -- > > > > Mac Lewis > > "Yo solo sé que no sé nada." -Sócrates > > _______________________________________________ > 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 >
> t...@swnl.net > <blocked::mailto:t...@swnl.net%22%20%5Co%20%22blocked::mailto:t...@swnl.net> > www.SWNL.net > <blocked::http://www.swnl.net/%22%20%5Co%20%22blocked::http://www.swnl.net/> > Solarwinds Northernlights > Serving Mid Coast Maine & Northern California > 207-832-7574 Cl. 610-517-8401 > > Blair "TUMP" May > ******** MAINE'S CHARTER ******** > NABCEP "Certified PV Installer" > > ******** MAINE'S CHARTER ******** > Trace Xantrex "Certified" Dealer / Installer" >
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