Because back feeding the grid means the power company can’t shut the power down to work on a line. It requires coordinating everyone that might have something like this to unplug it. Rooftop installations add controllers to only supply when grid power is on, or to disconnect the house from the grid. Same thing when you add a generator inlet you’re supposed to also add a grid disconnect.
Because back feeding the grid means the power company can’t shut the power down to work on a line. It requires coordinating everyone that might have something like this to unplug it. Rooftop installations add controllers to only supply when grid power is on, or to disconnect the house from the grid. Same thing when you add a generator inlet you’re supposed to also add a grid disconnect.