kstar

Please help me understand what's going on with my UPS. This is the product link: https://www.kstar.com/LineInteractiveUPS/10162.jhtml. I got the 2000v/1200w model. It's just annoying that the fan gets very loud (I didn't measure, but annoying loud), louder than my system unit fans. I know its...

After 15-20 day, i turned on my ups but it did not work. After i plugged in ups beeping came continuously. Around 1st hour there were very short beeps (1s). Next hour the beeps were bit long (3s). After another hour beeps were even longer (5-6s) As i mentioned beep length was rised with time...