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71A5 Mechanical brake opening not allowed Fault in ABB ACS880

 
ABB ACS880 Drive
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 click2electro
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Dec 13, 2021 10:39 am
(@click2electro)
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How can resolve problem 71A5 Mechanical brake opening not allowed Fault in ABB ACS880 ?

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71A5 abb acs880
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Posts: 18330
 click2electro
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Topic starter
Dec 13, 2021 10:39 am
(@click2electro)
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Joined: 4 years ago

Cause : Open conditions of mechanical brake cannot be fulfilled.

1.Check mechanical brake settings in

parameter group 44 Mechanical brake control.

2. Check that the acknowledgment signal (if used) matches the actual status of the brake.

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Posts: 18330
 click2electro
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Jun 29, 2023 6:32 am
(@click2electro)
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Joined: 4 years ago

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