3 kW Solar kit injection 0

Solar kit for consumption of 3 kW.
0 injection of energy into the grid, so it is completely legal and meets the requirements for not having to pay anything to the power company.
Consists of:

12 solar panels of 250W each
1 inverter Kostal PIKO 3 kW
Solar-Log SL300 Injection 0, which controls electricity production and prevents 100% that this go to the network.