Rockwell Automation 7000A PowerFlex Medium Voltage AC Drive (A Frame) - ForGe Control - Manual (Page 18)

18 Rockwell Automation Publication 7000A-UM200C-EN-P - June 2014
Chapter 1 Overview of Drive
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Figure 9 - Direct-to-Drive (transformerless AFE rectifier)
Figure 10 - AFE Rectifier with Separate Isolation Transformer
Figure 11 - AFE Rectifier with Integral Isolation Transformer
SGCTs
LINE CONVERTER
L+ M+
SGCTs
MACHINE CONVERTER
U (T1)
V (T2)
W (T3)
L- M-
LR
L1
L2
L3
COMMON MODE CHOKE
OPTIONAL INPUT STARTER
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 ISTX
REMOTE
2U (X1)
2V (X2)
2W (X3)
1U
1V
1W
SGCTs
LINE CONVERTER DC LINK
L+ M+
SGCTs
MACHINE CONVERTER
U (T1)
V (T2)
W (T3)
L- M-
INTEGRAL
ISTX