UPS- BX1100C-IN is shutting down after power failure(No back up)?

Possible cause: Battery completely drained/ Battery ended its service life/ UPS would be Advance runtime alert when working on mains
1. Check whether UPS drops the Load instantaneously as soon as the power fails;
2. Check for the details on the recent power failure;
3. Did the UPS get sufficient time to charge the batteries check for the recent power outage;
4. Check how old is this unit;
5. Check for the frequency of power outage;
After checking all the above points do cold start without any load and check if UPS is going on to the battery, if the cold start is passed, then add load one by one and check whether still, the UPS is running on battery.
Start the UPS on Battery i.e. Cold Start the UPS: Press the ON button, if you hear a beep and output is coming from UPS, then cold start is passed; If you hear an only beep and no output, then the battery is deep discharged ask the customer to charge the UPS and then Switch ON
If all the steps are failed, then follow the below steps for Part Order creation and check for the previous case history of there is any replacement in the previous case
1.  If you hear a beep sound when UPS ON/OFF button is pressed, then the battery is fine and UPS is still not giving any indication order needs to be created for PCB;
2. If you have not heard any beep sound when UPS ON/OFF button is pressed, then order needs to be created for battery;

Released for:Schneider Electric India