Delta MS300 Series Drive
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Jun 22, 2024 7:07 am
Cause : Low-voltage at constant speed comes when the DC bus voltage within the drive has fallen below a set limit when the motor is running at constant speed.
The Lvn error code on your Delta MS300 drive indicates a Low-voltage at constant speed. This means the DC bus voltage within the drive has fallen below a set limit when the motor is stopped or at constant speed.
- Improve power supply condition.
- Adjust voltage to the power range of the drive.
- Check the power system.
- Increase the capacity of power equipment.
- Reduce the load.
- Increase the drive capacity.