ABB ACS850 Drive
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Dec 20, 2021 11:51 am
How can resolve problem F0027 PU LOST Fault in ABB ACS850 Drive ?
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Dec 20, 2021 11:52 am
Cause : Connection between the JCU Control Unit and the power unit of the drive is lost.
Check setting of parameter 95.01 Ctrl board Supply.
Check the connections between the JCU.
Control Unit and the power unit.
