13
ON
OFF
Overcurrent protection
switch
Battery connection
cable
2-2-3 BUM300S connection procedure / Connectable UPS : BU3002SW
(1) Connect the battery connection cable to the battery connectors on the rear side of the unit and UPS.
Connect the signal connection cable to the additional battery signal connector also.
(2) Turn ON the overcurrent protection switch on the back of the battery unit. Connect the AC input plug of
the unit to a wall outlet. The additional battery lamp on the unit's operation panel turns ON.
UPS
BUM300S
ø
Battery connection cable
Additional battery
connector
Additional battery signal connector
Overcurrent
protection switch
UPS
BUM150S
When a 2100W device is connected, the backup time
is 24 minutes (initial battery value at an ambient
temperature of 20
°
C).
When the battery is completely discharged, it takes
24 hours to charge.
2-2-2 BUM150S connection procedure
/ Connectable UPS : BU150SW
(1) Connect the end of the battery cable connected to the back of the BUM150S to the UPS additional bat-
tery connector and additional battery signal connector.
When a 1050W device is connected, the backup time
is 20 minutes (initial battery value at an ambient
temperature of 20
°
C).
When the battery is completely discharged, it takes
24 hours to charge.
(2) Turn ON the overcurrent protection switch on the back of
the additional battery unit.
