Rockwell Automation 7000A PowerFlex Medium Voltage AC Drive - Air-Cooled (A Frame) - Manual (Page 303)

Component Definition and Maintenance 5-61
7000 “A” Frame 7000A-RM001A-EN-P – January 2011
Figure 5.46 illustrates the control power distribution for AFE drives with
integral transformer and remote starter.
Printer Operator
Interface Relays
DC/DC CONVERTER
VFD
AC/DC Converter
56V DC
1000W/1500W
+5V-LOGIC
+/-15V-LOGIC
+/-24V-HECS
+24V-ISOLATORS
+24-XIO
SENSE CABLE
20V
C Hold-up
Fan
20V Isolated
Gate Driver
Power Supply
380V 50Hz
or
460V 60Hz
3-ph
DC Fail
Customer
Supplier
120V
1-ph
Tx Fan
Line
Filter
Figure 5.46 – AFE Rectifier with Integral Isolation Transformer (Configuration #3)