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Rockwell Automation Publication 23PFC-TG001A-EN-P - March 2018
Chapter 3
Frame A Field Controller Part Replacement Procedures
• Use the following table to determine the proper tightening torque for
the bus bars to SCR modules connections.
Cooling Fan Replacement
Remove the Cooling Fan
1. Read the General Safety Precautions on page
2. Remove power from the device (see page
The field controller rating determines where the cooling fan (if any) is
located in/on the device:
• See Cooling Fan on 60 Amp Field Controllers on page
• See Cooling Fan on 120 Amp Field Controllers on page
Device Output
Current (Amps)
Rockwell Automation
Cat. No.
Vendor
Vendor Part Number
Final Torque
17
SK-20P-S7F73
Semikron
SKKT27/16E
3 ±15% N•m (26.5 ±15% lb•in)
IXYS
MCC26-16io1B
2.5…4 N•m (22…35.4 lb•in)
60
SK-20P-S7F74
Semikron
SKKT42/16E
3 ±15% N•m (26.5 ±15% lb•in)
ABB-IXYS
MCC44-16io1B
2.5…4 N•m (22…35.4 lb•in)
ABB-IXYS
MCC60-16io1B
2.5…4 N•m (22…35.4 lb•in)
‘20
SK-20P-S7F75
IXYS
MCC56-16io1B
2.5…4 N•m (22…35.4 lb•in)
Semikron
SKKT57/16E
3 ±15% N•m (26.5 ±15% lb•in)
IMPORTANT
Verify that the SCR modules are installed with the gate leads in the proper
position. See
for SCR gate lead pinouts.
Содержание 23PFC
Страница 8: ...8 Rockwell Automation Publication 23PFC TG001A EN P March 2018 Preface Notes ...
Страница 130: ...130 Rockwell Automation Publication 23PFC TG001A EN P March 2018 Appendix A Schematics Notes ...
Страница 142: ...142 Rockwell Automation Publication 23PFC TG001A EN P March 2018 Appendix B Circuit Board Layouts and Connections Notes ...
Страница 148: ...148 Rockwell Automation Publication 23PFC TG001A EN P March 2018 Index Notes ...
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