About this document

ACS880 Drives: EMC & VAR Screw Guide by j.westert is a document available to read on EtoBox.

This product notice addresses the disconnection of EMC and VAR screws for ABB ACS880-x1/-x4/-x7 drives, particularly for installations in IT networks. It details the conditions under which the star-point varistor connection should be removed based on supply voltage levels and provides step-by-step instructions for disconnecting the screws across various drive frames. The notice emphasizes that the removal does not affect the protection level and ensures safe operation of the drives as designed.

Author

j.westert

Language

EN