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What is the cause of BOF fault on an ATV340 series drive and how do I correct it?

Published date: 11 February 2019

Issue:
Customer is experiencing BOF fault on an ATV340 series drive.

Product Line:
ATV340

Environment:
Brake resistor is being used.

Cause:
The braking resistor is overloaded.

Resolution:
 Wait for the braking resistor to cool down.
 Check the nominal power of the braking resistor.
 Check the [Braking Resistor Power] brP and [Braking Resistor Value] brv parameters

 

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