What causes a TNF on an ATV61 or ATV71 drives?
Issue:
TNF on the ATV61/71 drives
Product Line:
Altivar 61, Altivar 71
Environment:
All
Cause:
N/A
Resolution:
Check that the motor is connected to the drive.
If an output contactor is used, close it during auto tuning.
Check that the drive and motor are compatible.
Go into 1.4 Motor control menu.
Set Automatic autotuning to no if every power up autotuning is not desired.
TNF on the ATV61/71 drives
Product Line:
Altivar 61, Altivar 71
Environment:
All
Cause:
N/A
Resolution:
Check that the motor is connected to the drive.
If an output contactor is used, close it during auto tuning.
Check that the drive and motor are compatible.
Go into 1.4 Motor control menu.
Set Automatic autotuning to no if every power up autotuning is not desired.
Released for: Schneider Electric Canada
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