
7-15
Associated Equipment
890CS Common Bus Supply - Frames B & D; 890CD Common Bus Drive and 890SD Standalone Drive - Frames E & F
1
2
3
4
5
Filters
WARNING!
Do not use an internal ac supply EMC filter with supplies that are not balanced with
respect to earth (IT). They must only be used with earth referenced supplies (TN).
External filters are available for use with TN and IT supplies.
Please check for suitability in Appendix E: “Technical Specifications”.
Do not touch filter terminals or cabling for at least 3 minutes after removing the ac supply.
Only use the ac supply filter with a permanent earth connection.
Mount the filter as close as possible to the drive.
Note
Follow the cabling requirements given in Appendix E: “Technical Specifications”.