<div dir="ltr"><div><br></div>Definitely sounds like a loose neutral on the utility side (likely at the pole/tap).<div><br></div><div>I suspect if you turn off and disconnect the Sol-Ark the light flickering, etc will continue (until the utility recrimps their neutral...)</div><div><br></div><div>Blake</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Sep 12, 2024 at 5:38 PM Scot Arey 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 class="msg6317589878657445495"><div lang="EN-US" style="overflow-wrap: break-word;"><div class="m_6317589878657445495WordSection1"><p class="MsoNormal">I have Sol-Ark 15KW with 31kwh battery has been installed for year+.<u></u><u></u></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal">Customer has for two days been having grid voltage issue seen as dimming lights. No neighbors reporting issues. He called his electrician who noted one high conductor and the other low. Have seen this before unrelated to solar and it was a bad neutral. His electrician says ok.<br><br>Customer disconnects from the grid because the fluctuations so severe and when he does, voltage issues go away and Sol-Ark is rock steady at 120-volts per leg. I send my senior tech over to ensure we don’t have a loose neutral or any grid conductors to the grid input. Nothing found.<br><br>Picture attached of grid voltages from the Sol-Ark monitoring (very helpful, I might add.)<br><br>The electric cooperative is sending a tech out tomorrow. Any body have insight or history with this?<u></u><u></u></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal"><img width="588" height="232" style="width: 6.125in; height: 2.4166in;" id="m_6317589878657445495Picture_x0020_1" src="cid:ii_191e907d3444cff311"><span><u></u><u></u></span></p><p class="MsoNormal"><u></u> <u></u></p></div></div>_______________________________________________<br>
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</div></blockquote></div><br clear="all"><div><br></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div><span style="color:rgb(136,136,136)"><br></span></div><div><div dir="ltr" style="color:rgb(136,136,136)"><div dir="ltr"></div></div><span><p dir="ltr" style="line-height:1.38;margin-top:12pt;margin-bottom:12pt"><span style="font-size:12pt;font-family:Arial;color:rgb(0,0,0);background-color:transparent;font-weight:700;vertical-align:baseline;white-space:pre-wrap">Blake Gleason, PE | Employee Owner</span><span style="font-size:12pt;font-family:Arial;color:rgb(0,0,0);background-color:transparent;font-weight:700;vertical-align:baseline;white-space:pre-wrap"><br></span><span style="font-size:11pt;font-family:Arial;color:rgb(0,0,0);background-color:transparent;vertical-align:baseline;white-space:pre-wrap">Director of Innovation and Technical Excellence<br></span><span style="font-size:11pt;font-family:Arial;color:rgb(0,0,0);background-color:transparent;vertical-align:baseline;white-space:pre-wrap">O: 510-845-2997 x128</span><span style="font-size:11pt;font-family:Arial;color:rgb(0,0,0);background-color:transparent;vertical-align:baseline;white-space:pre-wrap"><br></span><span style="font-size:11pt;font-family:Arial;color:rgb(0,0,0);background-color:transparent;vertical-align:baseline;white-space:pre-wrap">C: 510-867-5878</span></p><div style="color:rgb(34,34,34);font-family:verdana,sans-serif"><font face="verdana, sans-serif"><a href="http://www.sunlightandpower.com/" style="color:rgb(17,85,204)" target="_blank"><img width="200" height="104" src="https://ci3.googleusercontent.com/mail-sig/AIorK4wvYaWFr3Nl2vBKBJE-LHY0sCfFbzr8_UwxUVDvJnV7eoMFa_JBfd2ehA9cNv50z3z36ca365E"></a><br></font></div><div style="color:rgb(34,34,34);font-family:verdana,sans-serif"><font face="verdana, sans-serif"><a href="https://linktr.ee/SLP_Socials" style="color:rgb(17,85,204)" target="_blank"><img width="152" height="28" src="https://ci3.googleusercontent.com/mail-sig/AIorK4wmYY0xXFzX-5yuRXvlOjP9uoFrUg4y1unXDQvTBQr5HVpFDvICelbuEoFiS7A5OgrP9l9BZg76XfMB" style="margin-right: 0px;"></a><br></font></div><div style="color:rgb(34,34,34);font-family:verdana,sans-serif"><font face="verdana, sans-serif"><br></font></div><div style="color:rgb(34,34,34);font-family:verdana,sans-serif"><font color="#000000" face="verdana, sans-serif">1035 Folger Ave.</font></div><div style="color:rgb(34,34,34);font-family:verdana,sans-serif"><font color="#000000" face="verdana, sans-serif">Berkeley, CA 94710</font></div><div style="color:rgb(34,34,34);font-family:verdana,sans-serif"><a href="http://www.sunlightandpower.com/" style="color:rgb(17,85,204)" target="_blank"><font face="verdana, sans-serif">www.sunlightandpower.com</font></a></div><div style="color:rgb(34,34,34);font-family:verdana,sans-serif"><font color="#000000" face="verdana, sans-serif">License #326203</font></div><div style="color:rgb(34,34,34);font-family:verdana,sans-serif"><font face="verdana, sans-serif"><br></font></div><div style="color:rgb(34,34,34);font-family:verdana,sans-serif"><font face="verdana, sans-serif"><font size="1"></font><a href="https://benefitcorporationsforgood.com/" style="color:rgb(17,85,204)" target="_blank"><img width="75" height="75" src="https://ci3.googleusercontent.com/mail-sig/AIorK4zNQnLwwA2Gfw-r6Z26JjX-0mPWU3DAfpN9q1TYxOilMCJROy3kEKcfAW6arJoJ3mxp0vPD6WZUXCcN" style="margin-right: 0px;"></a> <a href="https://www.amicussolar.com/" style="color:rgb(17,85,204)" target="_blank"><img src="https://ci3.googleusercontent.com/mail-sig/AIorK4wMvRiCaNJ2q6Iv99Tq778kp8GtwSq5EA7-INv4BTJmY9CFHOd_UxAlugsOvDb9M5a64zn12kE" width="96" height="56"></a> <a href="https://calssa.org/" style="color:rgb(17,85,204)" target="_blank"><img src="https://ci3.googleusercontent.com/mail-sig/AIorK4xSHfb_6l_dZfnqVXmh61Lv0QFrKlmjQAhqsW_2uYX8fVuA-SUiphOLmJ8lZHkV_y8cFnHz_EQ" width="136" height="45" style="margin-right: 0px;"></a> </font></div></span></div></div></div></div></div></div></div>