... DC reverse polarity, AC short-circuit protection, ground fault monitoring, grid monitoring, integrate all-pole sensitive, leakage current monitoring unit.> ... current 20AOutput (AC) Nominal AC output2850WMax. AC power3000WMax. output current13AAC voltage range200Vac-250VacAC grid frequency range40.1HZ-50.9HzPhase shift (cosφ)1THDI ... 0126-1-1,EN6100-3-2 DC SWITCH Growatt 3KW Solar Power Inverter