Jay, 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.
On Wed, Jun 3, 2026 at 9:34 AM Jay via RE-wrenches < [email protected]> wrote: > And what if the charger doesn’t have a neutral, just a ground? > Does the same issue apply? > > On Jun 3, 2026, at 7:14 AM, Tyrone Houck via RE-wrenches < > [email protected]> wrote: > > > > 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. > > > > > On Wed, Jun 3, 2026, 6:05 AM Jay via RE-wrenches < > [email protected]> wrote: > >> Hi all. >> >> 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. >> I figure the charger or car or both are making noise and the breakers >> trip. >> The charger is set to 16 amps. >> >> 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? >> >> Thx >> >> Jay >> >> >> >> >> _______________________________________________ >> List sponsored by Redwood Alliance >> >> Pay optional member dues here: http://re-wrenches.org >> >> List Address: [email protected] >> >> Change listserver email address & settings: >> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >> >> There are two list archives for searching. When one doesn't work, try the >> other: >> https://www.mail-archive.com/[email protected]/ >> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org >> >> List rules & etiquette: >> http://www.re-wrenches.org/etiquette.htm >> >> Check out or update participant bios: >> http://www.members.re-wrenches.org >> >> _______________________________________________ > List sponsored by Redwood Alliance > > Pay optional member dues here: http://re-wrenches.org > > List Address: [email protected] > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > There are two list archives for searching. When one doesn't work, try the > other: > https://www.mail-archive.com/[email protected]/ > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > http://www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > http://www.members.re-wrenches.org > > _______________________________________________ > List sponsored by Redwood Alliance > > Pay optional member dues here: http://re-wrenches.org > > List Address: [email protected] > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > There are two list archives for searching. When one doesn't work, try the > other: > https://www.mail-archive.com/[email protected]/ > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > http://www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > http://www.members.re-wrenches.org > >
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