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FF74 BRAKE ACKN Fault in ABB ACS800 Drive

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(@click2electro)
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How can resolve problem FF74 BRAKE ACKN Fault in ABB ACS800 Drive ?

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Posts: 12492
Admin
Topic starter
(@click2electro)
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Joined: 3 years ago

Cause : Unexpected state of brake acknowledge signal.

See parameter group 42 BRAKE CONTROL.
Check connection of brake acknowledgement signal.

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