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t-smith's avatar
t-smith
Explorer
May 04, 2016

Shore GFI tripping when Inverter circuit is on

I've had my TT unplugged for about a year. Last week, I plugged it into a 20amp GFI circuit. All breakers on in TT. Turned on AC, furnace, etc - everything was good. Had it plugged in a week like ...
t-smith's avatar
t-smith
Explorer
May 04, 2016
So, are you saying when measuring voltage, and I hot the leads on black (hot) and ground, I should read 0 volts??

Sam Spade wrote:
t-smith wrote:
When it's on, they differ by about 0.4-0.6 volts.


This is your problem.
There is a ground fault in your converter/power supply.

The "ground" wire in a 120 V circuit is a safety device ONLY and should never carry any of the actual operating current.

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