Uninterruptible power supply effective power 1 200 w apparent power 2 000 va outputs 3 x iec 320 c13 3 x schuko inputs 1 x iec 320 c14 interfaces rj 45 rj 11 usb rs 232 nominal voltage 230 v bridging time 1 min bridging time at minimum load 30 minutes reaction time 4 ms voltage waveform stage wave frequency range 50 60 hz input voltage 162 290 output voltage 230 v battery capacity 9 000 mah battery charging time 5 h protective measures surg