I’ve taken the Moes ATS out of my setup for now. I’m considering a manual switch and will probably go with that. I may message Will and see if he want to check it out and do an episode on his Youtube channel.
After about 3 months, my original Giandel 2000/4000 watt Pure Sine Wave inverter stopped working with an "OL" light. The unit was seldom switched to grid power and the manufacturer suggested it might be a backfeed issue from the Moes unit. I tested it and found nothing that seemed out of line...
Any update on why your inverter quit working? I have the same setup with a Moes ATS and Giandel 2000/4000 inverter running a refrigerator. Worked fine for 3 months then Invert went to OL status, ATS switched. Giandel replaced the inverter but suggested a possible back feed issue. Tested the ATS...