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Rockwell Automation Publication 20P-TG004C-EN-P - September 2021
Chapter 3
Access Procedures
8.
Disconnect the gate lead wires from the connectors mounted at the top of
each SCR module leg assembly. Note: there are three connectors at the
front for non-regenerative drives. There are six connectors, three in front
and three behind, for regenerative drives.
9.
Disconnect the wires for the bimetal thermostat from the connector
mounted on the middle of the left SCR module leg assembly.
10.
Disconnect the wires for the capacitors and resistors from the connectors
that are mounted at the bottom of each SCR module leg assembly.
11.
Remove the four bolts and washers that secure each SCR module leg
assembly output terminal to a DC output busbar (C and D) at the bottom
of the drive.
8
9
10
SCR module assembly
White
Red
White
Red
Gate lead wire
color order
IMPORTANT
Once the connecting bolts and washers are removed, the “C” shaped
busbar between the middle and right SCR module leg assembly can be
removed, allowing access to the rear terminals.
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 ...