In Italy you don't need to declare to the utility a balcony solar system if you are under 350W, even if you conenct it to your own line.
The inverter is smart enough to disconnect from your line if you are not consuming energy, so there is no risk of sending the power back to the distribution line.
The inverter is smart enough to disconnect from your line if you are not consuming energy, so there is no risk of sending the power back to the distribution line.