When do the cooling fans run on the ATV630 Process Drives?

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Issue:
Cooling fans run adjustments on ATV630 and ATV930 Process Drives

Product Line:
Altivar ATV630 and ATV930

Environment:
All

Cause:
Wants to know when the fans run on the drive.

Resolution:
The fans for the drive up to 90kW can be run in 3 modes :

- Standard : at run order
- Always : the fans run permanently
- Economy : The fans run according to the drive thermal state

For the drives upper than 90kW, the fans run only at run order.