BD-050
BD-050
4. Operation
：
4.1 LED
display
/
Indicates what input voltage it is now.
The output (24V) is OK.
UPS is in charging now.
UPS is in backup mode (when utility power is in blackout,
brown out, or with abnormal frequency).
The battery set has to be replaced immediately.
UPS is in backup mode with low battery level, and will be
shut down very quickly.
The output is in short circuit.
4.2 Button
Function
：
When you push the button for 3 seconds in the normal mode of utility
power, the UPS will check the battery status, and will give you an
LED indication if battery set needs to be replaced.
If the battery is normal, the UPS will transfer to back-up mode for
testing the battery, the battery will be discharged to battery low; this
may take several minutes to hours. When UPS is in testing mode,
to push the button for 3 seconds will cancel the testing, and UPS will
transfer to normal mode for charging the battery.
1
2
3
4
5
6
7
8
Back up Mode
Replace Battery
Battery Low
Short Circuit
1
2
3
4
220V
110V
Output 24V OK
Charging Battery
(Orange )
(Red )
(Red )
(Red )
(Green )
(Green )
(Green )
(Green )
5
6
8
7
