solar city inverter e050

E050 ARC FAULT

I got this on the neighbors solar city inverter. I CALLED TESLA, AND THEY CONFIRMED THE THIS IS THEIR UNIT, AND THAT IT WAS NOT FEEDING POWER TO the house or to THE GRID. With the owners, okay, I just go went ahead and hit the escape key.And the unit unlatched and did the test again.And this time it was okay, and appeared to go back into operation. With a ladder, I will check the cells, if the alarm comes back.

i believe these units are made by abb. A similar unit’s technical manual is here if you want to read on it regarding error codes.

https://library.e.abb.com/public/9ddffa465aa146bfa43bd0854abbcc81/TRIO-20.0-27.6-TL-US_Product_Manual.pdf?x-sign=bZY+m5OkAuRNgJzQObNZEfedw1KHd0tXJIoBZRy8OTH90IUbKk5fCBsU8QyaCszh

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