ABB ACS850 Drive
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Dec 20, 2021 9:05 am
How can resolve problem A2050 IGBT OL ALARM alarm in ABB ACS850 Drive ?
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Dec 20, 2021 9:06 am
Cause : Excessive IGBT junction to case temperature. This alarm protects the IGBT(s) and can be activated by a short circuit in the motor cable.
Check motor cable.
