... specification of UPS (online ups, online unterrupted power,power supplier,ups, online power) as following:CPU microprocessor control, monitor the ... input voltage rangeSoft start, and distinguish the frequency of power network automatically (50/60Hz)Perfect protection function (over-voltage ... spec (UPS-L backup lntelligent network type uninerrupted power supply)lnput voltage Single-phase tow-wire 130- ...