House GFI trips when I run MH generator
I know that GFIs can sometimes be a pain but they are a necessary pain. Here is the issue. Everything works great for days on end when I'm plugged into the garage GFI for pre/post trip like running th...
Forum Discussion
ktmrfs wrote:Good explanation. But the ATS should be a break before make relay. Both the hot and neutral shore lines should disconnect before the gen hot and neutral connect. Ditto for both hots on 50A.
However, when under generator power, the transfer switch connects the trailer ground and neutral together, just like the main breaker panel in your house.
So when the transfer occurs, there is a moment when the house sees ground and neutral shorted before it disconnects the house hot and neutral feeds. Bingo, house GFI trips.
I'm also wondering if you could have some appliance situation causing the problem. Try turning off all CBs in the rig - does the problem still occur? Have you used a household analyzer to verify that all plugs in the rig are wired correctly? While buying my rig the kitchen plugs had an open ground. Turned out that Monaco had not connected the grounds in the slide out junction box, so simple fix.
And it's a potential backfeed problem that needs to be resolved.
