126 Rockwell Automation Publication 2198-UM002L-EN-P - October 2021
Chapter 5 Connect the Kinetix 5700 Drive System
This corner-grounded power configuration (Figure 78) includes an isolation
transformer that results in grounded-wye power distribution.
Figure 78 - Corner-grounded Power Configuration (with isolation transformer)
(1) 2198-RPxxx power supply has the ground jumper installed. 2198-xxxx-ERSx inverters have the ground jumpers removed.
Refer to Power Wiring Examples beginning on page 321 for input power
interconnect diagrams.
Ungrounded Power Configurations
This ungrounded power configuration (Figure 79) includes an isolation
transformer that results in grounded-wye power distribution.
Figure 79 - Ungrounded Power Configuration (with isolation transformer)
(1) 2198-RPxxx power supply has the ground jumper installed. 2198-xxxx-ERSx inverters have the ground jumpers removed.
Transformer (Delta) Secondary
Bonded Cabinet
Ground
Transformer
Ground Grid or
Power Distribution Ground
Connect to drive module
ground stud.
Circuit
Protection
M1
Contactor
2198-RPxxx
(1)
Regenerative Bus Supply
(bottom view)
Isolation
Transformer
AC Line Filter
(required for CE)
Transformer
Three-phase
Input VAC
Chassis Ground
Bonded Cabinet
Ground
Ground Grid or
Power Distribution Ground
Connect to drive module
ground stud.
Circuit
Protection
M1
Contactor
2198-RPxxx
(1)
Regenerative Bus Supply
(bottom view)
Isolation
Transformer
AC Line Filter
(required for CE)
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