... flexible for future expansionHighest reliability and maximum performance for power sharing and redundancyEquipped with Maintenance Bypass Switch 1. ... msMaintenance Bypass SwitchYesLED indicatorsStatusLoad level/Battery level, Battery , Utility power, Inverter, Bypass, Overload, FaultAudible alarmBypassAlarm beeps every two ... x H (mm)260 x 570 x 717 UPS--LCD Online ups power system 6-20Kva