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What causes BLF fault on ATV340 and how do I correct it?
Issue:
BLF [Brake Control Fault] on an ATV340 series drive.
Product Line:
Altivar 340 Drive
Environment:
Brake Logic Control function is being used.
Cause:
- Brake release current not reached.
BLF [Brake Control Fault] on an ATV340 series drive.
Product Line:
Altivar 340 Drive
Environment:
Brake Logic Control function is being used.
Cause:
- Brake release current not reached.
- Brake engages frequency threshold [Brake engage freq] bEn only regulated when brake logic control is assigned.
Resolution:
Resolution:
- Verify the drive/motor connection.
- Verify the motor windings.
- Verify the [Brk Release Current] Ibr and [Brake release I Rev] Ird settings.
- Apply the recommended settings for [Brake engage freq] bEn.
Released for:Schneider Electric Ireland
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