3
Connection
3-1
Connecting the battery unit
BUM150RA
22
①
②
Battery expansion connector
Connection cable
3
Turn ON the overcurrent protection switch on the back of the unit.
Overcurrent protection
switch
* When the battery unit is connected correctly, the LED for checking expansion on
the front of the expansion battery unit turns on.
If the LED does not turn on, check the connection condition.
4
Set the number of expansion batteries.
For the setting procedure, refer to Instruction Manual of UPS.
Additional information
When one battery unit is connected with the UPS (BU150R), backup time is 55 minutes
with 700w equipment (initial battery value at an ambient temperature of 20°C).
When the battery is completely discharged, it takes 24 hours to charge.