Issue:
Underload time delay on the ATV12 drives.
Product Line:
Altivar ATV12
Environment:
All
Cause:
Wants to know the underload time delay works.
Resolution:
I/O menu page 53: The Application underload time delay ( ULt) is the time delay before the underload fault occurs. It is adjustable from 0 to 100 secs.
The Application Underload threshold is set to a certain percentage of the FLA of the motor ( from 20 to 100 of the FLA) that you want the drive to fault.
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Released for: Schneider Electric Philippines
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