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4 Operations
S8BA-series Uninterruptible Power Supply (UPS) User’s Manual (U726)
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If a power failure or input power supply error occurs, the operation automatically switches to backup
operation to continue the power output by using electrical power from the battery.
: Steadily ON
: Blink
: OFF
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When power is restored during backup operation
When power is restored during backup operation, the output from input power supply automatically
starts again and the output operation continues. In addition, the battery charging operation starts.
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When power is restored after the power supply output stops
If the power supply output stops due to empty battery unit, the unit automatically restarts and
resumes the power supply output when power is restored. And the battery charging operation starts.
Set the unit's mode selection / backup operation time selection switch to "0.5" (Backup operation
time setting: 30 sec.), and stop the input power supply.
After 30 sec. have elapsed, the unit turns OFF and the output stops.
Additional Information
If you stop the unit, the battery charging stops.
Operation after a power failure
LED display
Output
Description
[DC ON]
LED
(Green)
[BATT]
LED
(Yellow
[ALERT]
LED
(Red)
ON
Backup operation is in progress in the battery due to power failure or
input power supply error.
Blink 1
ON
Backup is operating due to power failure or AC input error. Battery
level is low, so output will stop soon.
OFF
Battery is dead, so output stopped.
Operation when power is restored
Operation when stopping
Summary of Contents for S8BA-24D24D480SBF
Page 5: ...Manual Structure 4 S8BA Series Uninterruptible Power Supply UPS User s Manual U726 ...
Page 21: ...Revision History 20 S8BA series Uninterruptible Power Supply UPS User s Manual U726 ...
Page 27: ...1 Overview of the product 1 6 S8BA series Uninterruptible Power Supply UPS User s Manual U726 ...
Page 55: ...4 Operations 4 10 S8BA series Uninterruptible Power Supply UPS User s Manual U726 ...