Reminder: Never connect a generator to home wiring without transfer switch

Michael Thomas mike at
Wed Aug 25 18:23:26 UTC 2021

On 8/25/21 11:11 AM, Jay Hennigan wrote:
> The question that Ethan raised makes sense, however. If power to 
> several blocks is out and I connect my little 2KW Honda to my house 
> wiring without a transfer switch, because transformers work in both 
> directions my generator will see the load of the whole neighborhood. 
> This will immediately and severely overload the generator and at best 
> cause it to stall out or trip its output breaker, at worst to fail 
> catastrophically.
I know that a nearby house burned down and was blamed on back feeding 
the grid. I assume that it failed catastrophically. Bad idea all around.


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