Simplified electrical diagrams, 2400v – Rockwell Automation 7000 PowerFlex Medium Voltage AC Drive (B Frame) Commissioning - ForGe Control User Manual
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Rockwell Automation Publication 7000-IN012B-EN-P - June 2014
Chapter 2 PowerFlex 7000 Overview
Simplified Electrical
Diagrams
2400V
Figure 6 - 2400V – Direct-to-Drive (transformerless AFE rectifier)
Figure 7 - 2400V – AFE Rectifier with Separate Isolation Transformer
Figure 8 - 2400V – 18 Pulse Rectifier with Separate Isolation Transformer
SGCTs
LINE CONVERTER
L+
M+
SGCTs
MACHINE CONVERTER
U (T1)
V (T2)
W (T3)
L-
M-
LR
OMMON MODE CHOKE
C
SGCTs
LINE CONVERTER
DC LINK
L+
M+
SGCTs
MACHINE CONVERTER
U (T1)
V (T2)
W (T3)
L-
M-
2U (X1)
2V (X2)
2W (X3)
1U
1V
1W
ISTX
REMOTE
LINE CONVERTER
L-
M-
DC LINK
L+
M+
MACHINE CONVERTER
U (T1)
V (T2)
W (T3)
4U (Z1)
4V (Z2)
4W (Z3)
ISTX
SCRs
3U (Y1)
3V (Y2)
3W (Y3)
2U (X1)
2V (X2)
2W (X3)
SGCTs
LINE CONVERTER
L-
M-
DC LINK
L+
M+
MACHINE CONVERTER
U (T1)
V (T2)
W (T3)
4U (Z1)
4V (Z2)
4W (Z3)
ISTX
SCRs
3U (Y1)
3V (Y2)
3W (Y3)
2U (X1)
2V (X2)
2W (X3)
SGCTs