Also don’t forget to connect ground to neutral terminal while the grid is off (you can use contactor and ATS contacts for the coil). Otherwise you shall get a voltage across neutral and earth
dude i have question i am using deye monophase 8kw hybrid inverter. Everthing good but if we cut the grid connection I can see a little bit sparkle on the led light. why is this happening? Do you have any idea?
