Sunny Island 4.4M (Si4.4M-12),Battery Inverter: 230 Vac/50 Hz; 48 Vdc; 4.4 Kw (30 Min); 3.3 Kw (Duration); Integrated Wlan And Lan Communicationvia Webserver Or Webconnect
Operation on the utility grid or generator
Rated grid voltage / AC voltage range 230 V / 172.5 V to 264.5 V
Rated grid frequency / permitted frequency range 50 Hz / 40 Hz to 70 Hz
Maximum AC current for increased self-consumption (grid operation) 14.5 A
Maximum AC power for increased self-consumption (grid operation) 3.3 kVA
Maximum AC input current 50 A
Maximum AC input power 11500 W
Stand-alone or emergency power operation
Rated grid voltage / AC voltage range 230 V / 202 V to 253 V
Rated frequency / frequency range (adjustable) 50 Hz / 45 Hz to 65 Hz
Rated power (at Unom, fnom / 25°C / cos φ = 1) 3300 W
AC power at 25°C for 30 min / 5 min / 3 sec 4400 W / 4600 W / 5500 W
AC power at 45°C continuously 3000 W
Rated current / maximum output current (peak) 14.5 A / 60 A
Total harmonic distortion output voltage / power factor at rated power < 4% / −1 to +1
Battery Dc input
Rated input voltage / DC voltage range 48 V / 41 V to 63 V
Maximum battery charging current / rated DC charging current / DC discharging current 75 A / 63 A /75 A
Battery type / battery capacity (range) Li-Ion2), FLA, VRLA /
100 Ah to 10000 Ah (lead-acid)
50 Ah to 10000 Ah (li-Ion)
Charge control IUoU charge procedure with automatic full charge and equalization charge
Efficiency / self-consumption of the device
Maximum efficiency 95.5%