<div dir="ltr"><div dir="ltr"><div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Thanks. I'm not sure exactly what you mean by V7 update, but one of the two sites is on Master DSP 0207G7 and CSB Version 207G6. The other site is on 020606 and 020611, respectively.</div><br clear="all"></div><div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Same exact problem, two different firmware versions...</div><br></div><div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">On both, I did the whole process step by step (except I was told 10 minutes shutdown).</div><br></div><div><div dir="ltr" class="gmail_signature"><div dir="ltr"><br>Jason Szumlanski<div><span style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px">Principal Solar Designer | Florida Solar Design Group</span><br style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px"><span style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px">NABCEP Certified Solar Professional (PVIP)</span><br style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px"><span style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px">Florida State Certified Solar Contractor CVC56956</span></div><div><font color="#333333" face="Roboto, RobotoDraft, Helvetica, Arial, sans-serif">Florida Certified Electrical Contractor EC13013208</font></div></div></div></div><br></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Fri, Dec 26, 2025 at 2:36 PM Tyrone Houck 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 dir="auto"><div>I recommend doing the v7 update and following the installation tips pdf. With parallel inverters do the update onsite and clear the data/5 minute shutdown per recommendation. With single inverters it works fine remotely if you can keep internet on(I've just had the customer put it in bypass until the update was finished). V7 also includes an arc fault firmware update. V7 firmware has appeared to fixed this issue at the sites I've had issues with. I have yet to have an unexplained shutdown at any of my sites on v7. Hope that helps. It sure has helped me sleep better at night! </div><div><br></div><div><br> </div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Dec 26, 2025, 9:22 AM Maverick Brown via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org" rel="noreferrer" target="_blank">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 dir="auto">I have the same issue, but a single inverter installation. It happened a few times at night. <div><br></div><div>No log entry. </div><div><br></div><div>Tech support suggested upgrading to version 7. I asked for release notes. I haven’t upgraded yet, I haven’t had time to go babysit it for the customer. I’ve been trying to train the customer to do it himself. (bypass mode, standby, etc. I did install a bypass switch and I also installed a bluetti battery on the router.) </div><div><br></div><div>Release notes would be nice. </div><div><br></div><div><div dir="ltr">Thank you,<div><br></div><div>Maverick</div><div><div id="m_-3686715339390325715m_-9028631784995045183m_794141649912119924AppleMailSignature" style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px"><div><br></div><div>Maverick Brown<br>Off-Grid Solar Commander since 2006<br>Maverick Solar Enterprises, Inc.<br> • Solar Commander Remote Power<br> • SunFlow Systems Cathodic Protection <br><a href="mailto:maverick@mavericksolar.com" rel="noreferrer noreferrer" target="_blank">maverick@mavericksolar.com</a><br>512-460-9825</div><div><br></div></div></div><div><br></div></div><div dir="ltr"><br><blockquote type="cite">On Dec 26, 2025, at 10:53 AM, Jason Szumlanski via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org" rel="noreferrer noreferrer" target="_blank">re-wrenches@lists.re-wrenches.org</a>> wrote:<br><br></blockquote></div><blockquote type="cite"><div dir="ltr"><div dir="auto"><div>Hi all,</div><div dir="auto"><br></div><div dir="auto">I have two new systems experiencing random shutdowns anywhere from 48 hours to 3 weeks apart. The inverters will simply shut off, going into standby with no power to the loads, and absolutely nothing in the fault logs. Turning them back on with the master inverter power switch or remotely with app restores normal operation for some random period of time before it happens again. </div><div dir="auto"><br></div><div dir="auto">Here are the similarities:</div><div dir="auto"><br></div><div dir="auto">-Parallel inverter systems (3 or 4 AIO)</div><div dir="auto">-Powerflo16 batteries, closed loop comms (80 kWh and 112 kWh)</div><div dir="auto">-Grid interactive systems with netmetering </div><div dir="auto">-Large PV systems with DC Coupled PV on each inverter</div><div dir="auto">-Shutdowns typically happen at night, early morning hours</div><div dir="auto">-Loads are low and nothing out of the ordinary on the load side happening at the time of shutdown</div><div dir="auto">-Confirmed no errant Neutral to Ground bonds that shouldn't be there</div><div dir="auto">-Proper installation of ferrite rings</div><div dir="auto">-AP Smart RSDs</div><div dir="auto"><br></div><div dir="auto">Differences:</div><div dir="auto">-Two different firmwares (but all firmware per site is the same per inverter). Updated at different times by Midnite tech support remotely</div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto">Has anyone experienced anything like this, and if so, did you find a resolution?</div><div dir="auto"><br></div><div dir="auto">I have a call into Midnite and hope to make some progress on Monday. I'm seriously concerned, especially with one site that doesn't have a bypass (due to space constraints). I can't have these sites going down and cutting power to the homes!</div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto">Jason Szumlanski </div><div dir="auto">Florida Solar Design Group </div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><br></div><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><b><div style="text-align:center"><table border="0" cellpadding="0" cellspacing="0" style="color:rgb(34,34,34);font-weight:400;text-align:start;font-family:"helvetica neue",helvetica,arial,sans-serif"><tbody><tr><td rowspan="2"></td><td rowspan="2"><table border="0" cellpadding="0" cellspacing="0" style="border-left:1px solid rgb(237,237,237);color:rgb(85,85,85);font-size:13px;padding-left:10px"><tbody><tr><td style="font-size:14px;color:rgb(51,51,51)"><br></td></tr></tbody></table></td></tr></tbody></table></div></b></div></div></div></div></div></div></div></div>
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