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S8BA-SBF
29
Derating curve
Backup operation sequence in the event of power failure/voltage drop (instantaneous voltage drop)
When the input power supply recovers while the battery level is sufficiently high
*
For details, refer to
I/O signal functions on page 26.
When the input power supply recovers while the battery level is Low
*
For details, refer to
I/O signal functions on page 26.
Standard mounting (15 mm or more space
between the left and right)
Contact mounting (Less than 15 mm
space between the left and right)
0 10 20 30 40 50 60
100
8
0
60
40
20
0
Am
b
ient temperat
u
re (°C)
Load r
ate (
%
)
0 10 20 30 40 50 60
100
8
0
60
40
20
0
Am
b
ient temperat
u
re (°C)
Load r
ate (
%
)
Durling power failure
Input power supply
Battery restorage
Output from UPS
UPS
operating
mode
BU signal (OUT)
*
BL signal (OUT)
*
BS signal (IN)
*
Normal operation
Backup operation
ON
ON
OFF
OFF
OFF
OFF
High
Low
Empty
OFF
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
High
Low
Empty
OFF
ON
ON
ON
Durling power failure
Input power supply
Output from UPS
UPS
operating
mode
BU signal (OUT)
*
BL signal (OUT)
*
BS signal (IN)
*
Normal operation
Backup operation
Battery restorage