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S8BA-SBF
When the input power supply does not recover until the battery becomes empty
Input power supply
Battery restorage
Output from UPS
UPS
Normal operation
operating
Backup operation
mode
BU signal (OUT)
＊
＊
BL signal (OUT)
＊
BS signal (IN)
*
For details, refer to
I/O signal functions on page 26.
Overcurrent protection curve
480 W/960 W
100
80
60
40
20
0
0
20
40
60
30
ON
OFF
High
Low
Empty
ON
OFF
ON
OFF
ON
OFF
ON
OFF
111%
80
100 120
Load ratio (%)
Durling power failure
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