Rockwell Automation 20B PowerFlex 700 Drive Components Replacement - Frame 8 User Manual
Page 50
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Rockwell Automation Publication 20B-IN024C-EN-P - June 2012
Chapter 3
Component Replacement Procedures
5. Remove the Gate Interface board. See
.
6. Carefully examine the transitional busbar and bus capacitors for damage.
When replacing any IGBT, Rockwell Automation recommends that you
replace all bus capacitors. If needed, refer to
to
replace damaged bus capacitors.
7. Remove the eight screws that secure the IGBT to the chassis.
8. Remove the IGBT by tipping the right edge out first.
Gate Interface
Board Assembly
(not shown above)
Output
Busbar
Tie Down
Capacitor Mount
Snubber
Capacitors
AC Output
Busbar
Current Transducer
Assembly
IGBT
Flexible Capacitor
Busbars
Transitional Busbar
Bus Capacitor,
under Transitional
Busbar
Example of IGBT
Module Failure
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