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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Sabaidee from Vientiane, Lao PDR.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Attached is the spec sheet on the BYD battery in question.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I\u2019ve confirmed with SMA directly that there\u2019s no capability for the Sunny Storage design (S.S., ABU and battery) to use a generator input. My apologies for mis-stating earlier that it could accommodate a generator.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>As far as grid-tie with batteries, the Holy Grail as far as I\u2019m concerned is being able to provide whole house back-up and not have to do the old fashioned and pain in the arse critical load sub-panel. The more choices that we\u2019re provided, the more better. So I\u2019m pleased that companies like SMA, Ensync, SolarEdge and others are bringing new equipment and designs to market to allow for whole house back-up.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>marco<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> RE-wrenches [mailto:re-wrenches-bounces@lists.re-wrenches.org] <b>On Behalf Of </b>jay<br><b>Sent:</b> Saturday, September 15, 2018 5:00 AM<br><b>To:</b> RE-wrenches<br><b>Subject:</b> Re: [RE-wrenches] Low voltage DC v. higher voltage DC<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>HI Harry,<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>The battery is charged from the AC side correct?<o:p></o:p></p></div><div><p class=MsoNormal>And is the charging algorithm inside the ABU.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>If so why couldn\u2019t you use a generator to charge the battery?<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>jay<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>peltz power<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal><br><br><o:p></o:p></p><div><p class=MsoNormal>On Sep 13, 2018, at 7:10 AM, Harry Mahon <<a href="mailto:Michael.Mahon@sma-america.com">Michael.Mahon@sma-america.com</a>> wrote:<o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Marco \u2013<span class=apple-converted-space> </span><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>The Sunny Boy Storage \u201cAdvanced Backup Unit\u201d accessory or ABU will be discussed at SPI in a couple weeks \u2013 first units are being stocked now at our warehouses in US. The ABU will allow the SBS to be a grid former in case of utility outage, however there are no plans to have any generator inputs/controls to allow for battery charging from generat<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>And yes, BYD BBox HV 5.12/7.68/10.24 devices will be supported when available in US (will be this year I understand)<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Mike<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>-----</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'> </span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><pre>The SMA Sunny Storage looks promising.<o:p></o:p></pre><pre> <o:p></o:p></pre><pre>It will be able to work with the LGC RESU10 HV battery and, sooner rather<o:p></o:p></pre><pre>than later I hope, BYD package as well.<o:p></o:p></pre><pre> <o:p></o:p></pre><pre>And it will allow for a backup generator tie in.<o:p></o:p></pre><pre> <o:p></o:p></pre><pre>Ta-dah!<o:p></o:p></pre><pre> <o:p></o:p></pre><pre>marco<o:p></o:p></pre><pre> <o:p></o:p></pre><pre>On Thursday, September 13, 2018, Bruce Erickson <<a href="http://lists.re-wrenches.org/listinfo.cgi/re-wrenches-re-wrenches.org"><span style='color:purple'>bruce at mendocinosolar.com</span></a>><o:p></o:p></pre><pre>wrote:<o:p></o:p></pre><pre> <o:p></o:p></pre><pre>><i> Hi Marco,</i><o:p></o:p></pre><pre>><i> </i><o:p></o:p></pre><pre>><i> I partially agree with you. I recently bid Outback, StorEdge, and Pika</i><o:p></o:p></pre><pre>><i> options for a GTBB customer, partly to understand pricing for myself, and</i><o:p></o:p></pre><pre>><i> found OB to be so much more expensive. The customer really wanted a system</i><o:p></o:p></pre><pre>><i> that would be to be able to charge the batteries off a generator in an</i><o:p></o:p></pre><pre>><i> outage, understandably. But the extra thousands in cost for OB ended up</i><o:p></o:p></pre><pre>><i> being prohibitive. Add-on rapid shutdown is a killer. So he\u2019s opting for a</i><o:p></o:p></pre><pre>><i> nice modern high voltage DC system, with optimizers and built-in RSD, but</i><o:p></o:p></pre><pre>><i> when there\u2019s an extended outage, he\u2019ll have to hope the sun comes out right</i><o:p></o:p></pre><pre>><i> after the storm to recharge the batteries, or he\u2019ll end up in the dark</i><o:p></o:p></pre><pre>><i> again, until the grid comes back. Maybe there\u2019s a high voltage inverter</i><o:p></o:p></pre><pre>><i> that allows generator charging, or a third-party battery charger, that I\u2019m</i><o:p></o:p></pre><pre>><i> not aware of. Otherwise high voltage systems are very limited for backup,</i><o:p></o:p></pre><pre>><i> at least in winter storm scenarios.</i><o:p></o:p></pre><pre>><i> </i><o:p></o:p></pre><pre>><i> *Bruce Erickson*</i><o:p></o:p></pre><pre>><i> Mendocino Solar Service</i><o:p></o:p></pre><pre>><i> PO Box 1252</i><o:p></o:p></pre><pre>><i> Mendocino, CA 95460</i><o:p></o:p></pre><pre>><i> 707-937-1701</i><o:p></o:p></pre><pre>><i> 707-937-1741 fax</i><o:p></o:p></pre><pre>><i> <a href="http://lists.re-wrenches.org/listinfo.cgi/re-wrenches-re-wrenches.org"><span style='color:purple'>bruce at mendocinosolar.com</span></a></i><o:p></o:p></pre><pre>><i> </i><o:p></o:p></pre><pre>><i> *Connecting Mendocino County to Solar Since* *1994*</i><o:p></o:p></pre><pre>><i> </i><o:p></o:p></pre><pre>> <o:p></o:p></pre><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> <o:p></o:p></span></p></div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif"'>_______________________________________________<br>List sponsored by Redwood Alliance<br><br>List Address:<span class=apple-converted-space> </span></span><a href="mailto:RE-wrenches@lists.re-wrenches.org"><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif";color:purple'>RE-wrenches@lists.re-wrenches.org</span></a><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif"'><br><br>Change listserver email address & settings:<br></span><a href="http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org"><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif";color:purple'>http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org</span></a><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif"'><br><br>List-Archive:<span class=apple-converted-space> </span></span><a href="http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html"><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif";color:purple'>http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html</span></a><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif"'><br><br>List rules & etiquette:<br></span><a href="http://www.re-wrenches.org/etiquette.htm"><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif";color:purple'>www.re-wrenches.org/etiquette.htm</span></a><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif"'><br><br>Check out or update participant bios:<br></span><a href="http://www.members.re-wrenches.org/"><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif";color:purple'>www.members.re-wrenches.org</span></a><o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>