How can I prevent Undervoltage faults on ATV61 drives?
Issue:
Prevent Undervoltage fault on ATV61 drive.
Product line:
ATV61, Altivar 61, ATV71, Altivar 71
Environment:
All
Cause:
Temporary voltage drops is causing UVR - Under voltage fault
Resolution:
Go to Drive Menu > 1.8 Fault Management > Undervoltage Mgt, and change the Undervoltage timeout from 0.2s to somewhere between 5-10s.
If the line voltage is less than 480VAC, we can also look at adjusting the Mains Voltage setting to 460V which lowers the trip level for the Undervoltage fault.
Prevent Undervoltage fault on ATV61 drive.
Product line:
ATV61, Altivar 61, ATV71, Altivar 71
Environment:
All
Cause:
Temporary voltage drops is causing UVR - Under voltage fault
Resolution:
Go to Drive Menu > 1.8 Fault Management > Undervoltage Mgt, and change the Undervoltage timeout from 0.2s to somewhere between 5-10s.
If the line voltage is less than 480VAC, we can also look at adjusting the Mains Voltage setting to 460V which lowers the trip level for the Undervoltage fault.
Publié pour: Schneider Electric Belgium
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