ABB ACS380 Drive
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Dec 14, 2021 10:08 am
How can resolve problem 7191 BC short circuit Fault in ABB ACS380 Drive ?
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Dec 14, 2021 10:08 am
Cause : Short circuit in brake chopper IGBT.
1. Ensure brake resistor is connected and not damaged.
2. Check the electrical specifications of the brake resistor against the Hardware manual.
3. Replace brake chopper (if replaceable).
