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Rockwell Automation Publication 7000L-UM301F-EN-P - March 2020
Chapter 5
Component Definition and Maintenance
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
** 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.
Tool / Parts / Information Requirements
The following is a list of the tools recommended for proper maintenance of the
PowerFlex 7000 drives. Not all of the tools may be required for a specific drive
preventive procedure, but if we were to complete all of the tasks listed above the
following tools would be required.
Tools
•
100 MHz Oscilloscope with minimum 2 Channels and memory
•
5kV DC Megger
•
Digital Multimeter
•
Torque Wrench
