Online ups effective power 2 700 w apparent power 3 000 va outputs 8 x iec 320 c13 2 x iec jumpers 2 x iec 320 c19 inputs 1 x bs1363a british 1 x iec 320 c20 1 x schuko interfaces rj 45 usb voltage waveform sine wave frequency range 50 60 hz input voltage 160 275 output voltage 230 v battery charging time 3 h special features cold start integrated bypass protection degree ip20 power cable 244m protective measures surge protection power failur