Rockwell Automation 7000L PowerFlex 7000 Medium Voltage AC Drive C Frame - Marine - Manual (Page 332)

4-156 Component Definition and Maintenance
7000L-UM302B-EN-P – June 2013 7000 ―C‖ Frame - Marine
Time Estimations
 Operational Maintenance
0.5 hours per filter
 Annual Maintenance
 Initial Information Gathering
0.5 hours
 Physical Checks
– Torque Checks
2.0 hours
– Inspection 2.0 hours
– Cleaning **
2.5 hours **
– Meggering
1.5 hours
 Control Power Checks
– Contactor Adjustments **
2.0 hours **
– Voltage Level Checks 1.0 hours
– Firing Check
0.5 hours
– System Test **
2.0 hours **
 Medium Voltage Checks
– Final Inspection
0.5 hours
– Phasing Check ** 1.5 hours **
– Autotuning**
2.0 hours **
– Operation to Maximum Load
Site Dependent
 Additional Tasks
– Investigation **
Depends on Nature of the Problem **
– Informal Training/Refresher ** 2.0 hours **
– Spare Parts Analysis **
1.0 hours **
– Vacuum Bottle Integrity Check **
3.0 hours **
 Final Report 3.0 hours
Note: ** indicates that the time may not be required depending on
the nature of the maintenance and the condition of the drive system.
These times are only estimations.
Annual Maintenance
(cont.)