Fault 3220 in ABB ACS560 Drive
Fault 3220 in ABB ACS560 Drive ?
3220 fault is DC link undervoltage due to intermediate circuit DC voltage is not sufficient because of a missing supply phase, blown fuse or fault in the rectifier bridge.
- Check supply cabling & fuses.
- Check rectifier using multimeter.
- Check main supply voltage.
If input supply is ok then drive rectifier faulty using multimeter.
If rectifier and supply are ok then DC sensing circuit faulty.
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