... for eliminating the power loss, extra high or low voltage of utility power, voltage sags or damped oscillation ... UPS suitable to different power supply devices, i.e. generator set.2. Flexible Configuration on DemandHigh Scalability: fully meet ... , Fault codeAudible Alarm Bypass, On battery mode, Battery low, Overload, FaultAcoustic noiseAt 1 meter distance<55dB<60dBCommunicationsIntelligent RS232 ...