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Customer
Supplied
120V
1-ph
Tx Fan
VFD
Fan
A
Figure 4.28 – AFE Rectifier with Separate Isolation Transformer (Configuration #2)
7000 "A" Frame
Figure 4.28 illustrates the control power distribution for AFE drives with
remote transformer/starter (A) or integrated line reactor with remote
starter (B).
AC/DC Converter
56V DC
1000W/1500W
DC Fail
Line
Reactor
OR
Fan
VFD
B
-Operator Interface
C Hold-up
DC/DC CONVERTER
20V Isolated
Gate Driver
Power Supply
380V 50Hz
or
460V 60Hz
3-ph
Component Definition and Maintenance
-Printer
-Relays
+5V-LOGIC
+/-15V-LOGIC
+/-24V-HECS
+24V-ISOLATORS
+24-XIO
SENSE CABLE
7000A-UM151E-EN-P - October 2018
4-39
20V
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