Uninterruptible power supply effective power 2 700 w apparent power 3 000 va outputs 8 x iec 320 c13 1 x iec 320 c19 3 x iec jumpers bridging time 3 min bridging time at minimum load 711 minutes voltage waveform sine wave frequency range 47 63 hz yield in 985 battery technology lead acid number of batteries 1 battery charging time 3 h protective measures alarm function operating temperature 0 40 c permitted humidity when in use 0 95