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Rockwell Automation Publication 20P-TG004C-EN-P - September 2021
7
Preface
This manual contains component test and hardware replacement information
for PowerFlex® DC frame D drives, 250…1400 Hp (186…1044 kW).
This manual is intended for qualified service personnel responsible for
troubleshooting and repairing PowerFlex DC drives. You should have previous
experience with, and basic understanding of, electrical terminology,
procedures, required troubleshooting equipment, equipment protection
procedures and methods, and safety precautions.
It is highly recommended that you obtain a copy of the PowerFlex Digital DC
Drive User Manual, publication
, which contains fault/alarm and
programming information to assist you in troubleshooting drive errors and
determining if repairs are necessary. See
Additional Resources on page 141
information on related publications and how to obtain manuals.
Summary of Changes
This manual contains new and updated information in the following sections.
Topic
Page
Added a note to the procedure Troubleshoot an Armature Bridge Failure.
Changed values in the table Armature Pulse/Snubber Circuit Measurements for Non-Regenerative Drives.
Changed the procedure Check the Field SCR/Dual Diode Module.
Changed figure in the procedure Remove the Field Circuit Fuses.
Changed figure in the procedure Remove the Fuse on the Switching Power Supply Circuit Board.
Changed figure in the procedure Remove the Switching Power Supply Circuit Board.
Changed figure in the procedure Remove the Pulse Transformer Circuit Board.
Changed figure in the procedure Remove the Field Circuit Board.
Changed figure in the procedure Remove the Field Fuse Holder.
Added the section Series C Fan Assembly Removal and Installation.
Added the Block Diagram of Non-regenerative Drive Power Module with Six Fuses.
Added the Block Diagram of Non-regenerative Drive Power Module with 12 Fuses.
Added the Block Diagram of Regenerative Drive Power Module with Six Fuses.
Added the Series C Fan Circuit Diagram.
Содержание Allen-Bradley PowerFlex 20P
Страница 1: ...PowerFlex Digital DC Drive Frame D Bulletin Number 20P Hardware Service Manual Original Instructions ...
Страница 8: ...8 Rockwell Automation Publication 20P TG004C EN P September 2021 Preface Notes ...
Страница 42: ...42 Rockwell Automation Publication 20P TG004C EN P September 2021 Chapter 2 ComponentTest Procedures Notes ...
Страница 108: ...108 Rockwell Automation Publication 20P TG004C EN P September 2021 Chapter 3 Access Procedures Notes ...
Страница 136: ...136 Rockwell Automation Publication 20P TG004C EN P September 2021 Appendix D History of Changes Notes ...
Страница 140: ...140 Rockwell Automation Publication 20P TG004C EN P September 2021 Index Notes ...