410 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
• To rq u e Wre n c h
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