... and UPS failureTransfer time0mSLCD/LED information and audible alarmStatusLoad percentage, battery state, utility state, inverter and bypass state, overload, ... system fault.Audible alarmBypass mode, battery mode, battery low, overload, faultCommunicationsDB9 portRS232Intelligent slotWebPower, AS400 card and WinPower ... mm)482*450*88(2U)482*600*130(3U) Rack Mount UPS 1-6KVA