VLT FC 103 Refrigeration Drive
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Feb 23, 2024 10:00 am
Cause : DC overvoltage comes when the intermediate circuit voltage exceeds the limit, the frequency converter trips after a time.
- Connect a brake resistor.
- Extend the ramp time.
- Change the ramp type.
- Activate the functions in 2-10 Brake Function.
- Increase the value in 14-26 Trip Delay at Inverter Fault.
