Запустил калибровку батареи утилитой apctest:
This test instructs the UPS to perform a battery calibration
operation and reports the result when the process completes.
The battery level must be at 100% and the load must be at least
10% to begin this test.
Battery level is 100% -- OK
Load level is 40% -- OK
Clearing previous self test result...CLEARED
The battery calibration should automatically end
when the battery level drops below about 25%.
This process can take minutes or hours, depending on
the size of your UPS and the load attached.
Initiating battery calibration...INITIATED
Waiting for calibration to complete...
To abort the calibration, press ENTER.
Battery level: 97%
Battery level: 90%
Battery level: 89%.
Battery level: 88%.
Battery level: 87%
CALIBRATION COMPLETED
Result of last self test: ABORTED
Как это понимать?
Модель Back-UPS ES 525
