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Are the process drives treated for increased protection for dusty and corrosive environments?

Issue:
Replacement for the S337 option.

Product Line:
ATV630 and ATV930

Environment:
All models and serial numbers

Cause:
None

Resolution:
All Altivar Process drives have the higher rated 3C3 rating as standard.  This replaces the S337 option on the ATV61 and ATV71 drives.
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