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FF74 BRAKE ACKN Fault in ABB ACS800 Drive

 
ABB ACS800 Drive
Last Post by click2electro 3 years ago
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 click2electro
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Dec 21, 2021 11:11 am
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How can resolve problem FF74 BRAKE ACKN Fault in ABB ACS800 Drive ?

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FF74 abb acs800
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Posts: 18330
 click2electro
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Dec 21, 2021 11:12 am
(@click2electro)
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Joined: 4 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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