A9/W9 - Inverter Overload fault in danfoss drive
A9/W9 - Inverter Overload fault in danfoss drive
Cause: The drive has been delivering more than 100% of its rated current for too long and is about to trip to protect the inverter.
Solution:
Cause: The drive has been delivering more than 100% of its rated current for too long and is about to trip to protect the inverter.
Solution:
- Reduce the load on the motor.
- Ensure the drive is correctly sized for the application.
- Check and correct the motor current setting in the drive's parameters.
- Test the IGBT modules on the inverter board and replace if faulty.
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