
Maintenance and Testing
a.Display the user parameter list by pressing
.
b.Use the arrow keys to scroll through the parameters until the display shows “Battery capacity test: xxx.”
c.Switch the battery capacity test “OFF” by pressing
.
5.Wait until the display shows “Normal operation load power xx%” and a short alarm sounds.
6.Press
. The display will show “Battery capacity test: xxx.” (“xxx” = the estimated backup time in minutes)
7.Press
to exit the user parameter list.
26 | User Guide APC BC300 Series 40kW 208/450/480V UPS |