Snubber and sharing resistor replacement – Rockwell Automation 7000A PowerFlex Medium Voltage Drive (A-Frame) - Classic Control User Manual
Page 339
Component Definition and Maintenance 6-35
7000 “A” Frame
7000A-UM150F-EN-P –June 2013
The snubber and sharing resistors are part of the resistor assembly located
behind the PowerCage.
1. Remove the PowerCage as outlined in “PowerCage Removal”.
2. Note the connection of the leads for correct replacement.
3. Detach the leads located on the bottom of the resistor assembly.
Snubber Capacitor
Sharing Resistor Connection
Snubber Resistor Connection
Cathode Connection
Common snubber and
sharing resistor connection
Anode Connection
Figure 6.26 – Removal of Power Cage
(SGCT Type PowerCage shown)
4. Remove the push nuts on the end of the retaining rod. Pinch the clip
together and pull off. Pull out the retaining rod.
Snubber and Sharing
Resistor Replacement
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