<div dir="ltr"><div>You could manually set it to RE-Bulk... But you are looking for something automatic... <br><br>To do that, you'd need to use refloat and set the float voltage as high as it goes. It won't be the full bulk voltage, but it might get you there. </div><div><br></div><div><br><br>Another way is to use the genalert function... But it can take time to get it right. </div><div><br></div><div>Genalert On V 24V<br>Genalert delay 5-10 min<br>Genalert Off V Target Absorb Voltage<br>Genalert Off Delay Should be Absorb Timer... <br><br>It'll connect to the input VAC, charge the battery bank, and then, after the gen alert-off delay is met, it'll disconnect and go back to using the battery. </div><div><br></div><div><br><br></div><div><br></div><div><br></div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><table style="width:490px;border-width:1px;margin:0px auto 0px 0px;height:155.5px" border="1"><colgroup><col style="width:123px"><col style="width:366px"></colgroup><tbody><tr style="height:62px"><td style="text-align:center;vertical-align:middle;border-style:hidden"><div style="text-align:left"><img style="display:block;margin-left:auto;margin-right:auto" src="https://storage.googleapis.com/bucket-images-sig/RollsbySurrette.jpg" alt="" width="100"></div>
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<p> </p></div></div><br></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Fri, Dec 12, 2025 at 8:15 AM Starlight via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org">re-wrenches@lists.re-wrenches.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div><div dir="auto" style="color:rgb(0,0,0);letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">Hello Drake, </div><div dir="auto" style="color:rgb(0,0,0);letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">Absorption is the phase where voltage remains constant. Until the Absorb voltage value is achieved, you will be bulk charging. You can only force Float or Bulk. <br><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:14px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><br></div><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:14px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">Larry Crutcher</div><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:14px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">Starlight Power Systems</div><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:14px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><br></div><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:14px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><br></div><br></div><br><br>
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<div><br><div>On Dec 12, 2025, at 8:58 AM, Drake Chamberlin via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org" target="_blank">re-wrenches@lists.re-wrenches.org</a>> wrote:</div><br><div><div style="font-size:10pt;font-family:Verdana,Geneva,sans-serif">
<div style="margin:0px;padding:0px;font-family:monospace"><span style="font-size:11pt">Hi Jay,</span><br><br><span style="font-size:11pt">The system feeds the grid through an SMA H-FUS inverter. The Outbacks are off grid inverters, but are AC coupled to the batteries to provide power when the grid is down. </span><br><br><span style="font-size:11pt">The inverters monitor the batteries and go into REFLOAT when the batteries hit 25 volts. I would like the inverters to go strait into the ABSORB cycle instead of going to REFLOAT.</span></div>
<div style="margin:0px;padding:0px;font-family:monospace"> </div>
<div style="margin:0px;padding:0px;font-family:monospace"><span style="font-size:11pt">The grid tie came after the the Outbacks were already in as a backup system. </span></div>
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<div style="margin:0px;padding:0px;font-family:monospace"><span style="font-size:11pt">Thank you,</span></div>
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<div style="margin:0px;padding:0px;font-family:monospace"><span style="font-size:11pt">Drake</span></div>
<div style="margin:0px;padding:0px;font-family:monospace"> </div>
<div style="margin:0px;padding:0px;font-family:monospace"><p><em>Drake Chamberlin</em></p><p><em>Athens Electric LLC</em></p><p><em>Ohio Electrical Contractor’s License 44810</em></p><p><em>NABCEP Certified PV Installation Professional</em></p>
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<br><br>On 2025-12-11 10:54, Jay via RE-wrenches wrote:
<blockquote type="cite" style="padding:0px 0.4em;border-left:2px solid rgb(16,16,255);margin:0px">Hi drake. <br><br>You’re talking about the inverters charging the battereis, meaning<br>this is a grid connected system?<br><br>Do you have a mate3/s or 1?<br><br>Jay<br><br>
<blockquote type="cite" style="padding:0px 0.4em;border-left:2px solid rgb(16,16,255);margin:0px">On Dec 11, 2025, at 7:39 AM, Drake Chamberlin via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org" target="_blank">re-wrenches@lists.re-wrenches.org</a>> wrote:<br><br><br>Hello Wrenches,<br><br>We have a rental property with two, stacked VFX 3524 inverters. In the winter the batteries don't get an adequate solar charge. I would like to have the batteries get a bulk charge when the voltage drops to 24 volts, but it keeps hitting refloat.<br><br>How do I disable refloat? Can I just set the refloat time to zero?<br><br>Thank you,<br><br>Drake<br><br>--<br><br>_______________________________________________<br>List sponsored by Redwood Alliance<br><br>Pay optional member dues here: <a href="http://re-wrenches.org/" rel="noopener noreferrer" target="_blank">http://re-wrenches.org</a><br><br>List Address: <a href="mailto:RE-wrenches@lists.re-wrenches.org" target="_blank">RE-wrenches@lists.re-wrenches.org</a><br><br>Change listserver email address & settings:<br><a href="http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org" rel="noopener noreferrer" target="_blank">http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org</a><br><br>There are two list archives for searching. When one doesn't work, try the other:<br><a href="https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/" rel="noopener noreferrer" target="_blank">https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/</a><br><a href="http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org" rel="noopener noreferrer" target="_blank">http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org</a><br><br>List rules & etiquette:<br><a href="http://www.re-wrenches.org/etiquette.htm" rel="noopener noreferrer" target="_blank">http://www.re-wrenches.org/etiquette.htm</a><br><br>Check out or update participant bios:<br><a href="http://www.members.re-wrenches.org/" rel="noopener noreferrer" target="_blank">http://www.members.re-wrenches.org</a><br><br></blockquote>
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