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FAQ000221910
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What can cause an IHF or input overheating fault on the ATV680 enclosed drives?

Resolution:

-Check Ambient temperature conditions

-Check to see if the heatsink is blocked.

-Look at the Drives thermal state the THDA setting

-Check the 48vdc cooling fan power supplies to see if they are powered up if the drive is powered on with a run command.

Released for: Schneider Electric USA
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ATV660C11T4
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