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What is OH [Drive Overtemperature] in ATV212?

Product Line:
All ATV212



Drive trips on OH:
• The drive cooling fan is not working.
• The ambient temperature is too high.
• An enclosure air vent is blocked.
• A heat source is too close to the drive.
• The drive heatsink temperature sensor is malfunctioning.


• Restart operation by resetting the drive detected fault after cool-off.

• Decrease the ambient temperature by increasing the free space around the drive and removing any heat generating source from the proximity of the drive.
• Check the fan operation

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