9Extending the backup time

9. Extending the backup time

9-1 Connecting an additional battery unit

You can extend the backup time by connecting an additional optional battery unit to the UPS.

You can connect only one additional battery unit.

UPS

Additional battery unit

 

 

BU1002SW

BUM100S

BU3002SW

BUM300S

When an additional battery unit is connected, the charging time is 24 hours.

Adding BUM100S to the BU1002SW

For the BUM100S, the included battery connection cable is provided with cable clamps attached. Connect the battery connection cable according to the instructions below.

(1)Loosen the screws and remove the battery connector covers on the rear side of the unit and battery unit. Use the removed screws to attach the cable clamps.

(2)Connect the battery connection cable to the battery connectors on the rear side of the unit and the battery unit. To simplify the operation, do not yet tighten the screws that hold the battery connection cable on the cable clamp.

(3)Use screws to attach the cable clamps to the rear side of the unit and the battery unit (2 screws each).

(4)Tighten the screws that hold the battery connection cable on the cable clamps.

(5)Turn ON the overcurrent protection switch on the back of the battery unit.

(6)Connect the AC input plug of the unit to a wall outlet. The additional battery lamp on the unit's operation panel turns ON.

BU1002SW

BUM100S

Overcurrent protection

 

 

switch

 

 

 

ON

OFF

Cable clamp

Battery connection

Cable clamp

 

 

cable

 

 

See also For information on backup time, see the backup time table in ”5-2 Estimated backup time”.

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Omron BU1002SW, BU3002SW specifications Extending the backup time, Connecting an additional battery unit