UL 3700 tl;dr Plug-in solar inverters must power off within a second if they stop detecting the grid's sine wave. Generators have no such protection and will happily backfeed through the transformer outside your house…
UL 3700 tl;dr Plug-in solar inverters must power off within a second if they stop detecting the grid's sine wave. Generators have no such protection and will happily backfeed through the transformer outside your house…