What are possible causes for a DB Unit Short Circuit Fault on an ATV930 drive?
Issue:
What can cause a DB Unit Short Circuit Fault on an ATV930 drive?
Product Line:
ATV930, Altivar 930
Environment:
All
Cause:
NA
Resolution:
This fault may occur if the DB Transistor is shorted. Perform a Diode check across PA to PB to check if Transistor is shorted. Also, confirm BrA is set to Yes.
What can cause a DB Unit Short Circuit Fault on an ATV930 drive?
Product Line:
ATV930, Altivar 930
Environment:
All
Cause:
NA
Resolution:
This fault may occur if the DB Transistor is shorted. Perform a Diode check across PA to PB to check if Transistor is shorted. Also, confirm BrA is set to Yes.