ABB ACS560 Drive
2
Posts
1
Users
0
Reactions
2,476
Views
Jul 13, 2021 7:00 am
How can resolve problem A3A2 DC link undervoltage alarm/warning in ABB ACS560 drive ?
1 Reply
Jul 13, 2021 7:01 am
A3A2 DC link undervoltage alarm/warning in ABB ACS560
Cause : Intermediate circuit DC voltage too low.
1. Check the supply voltage.
2. Check the supply voltage setting (parameter 95.01 Supply voltage).
3. Check DC on DC bus.
4. Check rectifier using multimeter.
