<div dir="ltr"><div>The solution in our case was to shine up all the copper ground wires and tighten ground connections - everything from the electrode back to the inverter, and to the EV charger.</div><div><b>David </b></div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><img width="96" height="35" src="https://ci3.googleusercontent.com/mail-sig/AIorK4ytMtv1VT4vQx9RxO5PM-LD04iQk0zUQ3tbZpSHdlRQvBnukMYYCbiLx4Gl9FJ2XeuvzJcS-47DeYsD"></div></div></div></div><br></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Wed, Jun 3, 2026 at 6:58 AM Chris Sparadeo 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">Jay, </div><div dir="auto"><br></div><div dir="auto">Most leve 2 EVSE do not require a neutral wire and come with internal GFCI protection. It’s best to hardwire the charger to avoid additional GCFI OCPD requirements and potential nuisance tripping  that come along with NEMA 14-50 plug in installations. </div><div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jun 3, 2026 at 9:34 AM Jay via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org" 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"><div dir="ltr"></div><div dir="ltr">And what if the charger doesn’t have a neutral, just a ground?</div><div dir="ltr">Does the same issue apply?</div><div dir="ltr"><br><blockquote type="cite">On Jun 3, 2026, at 7:14 AM, Tyrone Houck via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org" target="_blank">re-wrenches@lists.re-wrenches.org</a>> wrote:<br><br></blockquote></div><blockquote type="cite"><div dir="ltr"></div></blockquote></div><div dir="auto"><blockquote type="cite"><div dir="ltr"><div dir="auto"><div>I have seen chargers cause afci/gfci fault errors off grid when there were redundant neutral bonds and scenarios where a better electrode was needed. In my experience car chargers are sensitive to needing a solid ground connection.</div><div><br></div><div><br>    </div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jun 3, 2026, 6:05 AM Jay via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org" 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">Hi all. <br>
<br>
I have someone with a SOL ark 12 (9kw max offgrid) who hooked up a EV charger and it’s now tripping ac dual arc/gfi breakers. <br>
I figure the charger or car or both are making noise and the breakers trip. <br>
The charger is set to 16 amps. <br>
<br>
I guess my question is since this doesn’t happen on grid, or at least I never hear about it, is this an issue anyone has seen in other offgrid install?<br>
<br>
Thx<br>
<br>
Jay<br>
<br>
<br>
<br>
<br>
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