solar:Tour, nomads, families, island, none or short of electricity area, Satellite Ground Stations, weather stations, Technical data: Capacity5000VARate Output Power4000WOutput wavePure sine waveOutput current22.7APREcision of output voltage220V±3%Precision of output frequency50HZ±0.1%False output wave of ACless than 3%Power factor0.8Overload ability120%, 30 secondsInvert efficiencyMore than 90% ...