Rockwell Automation 7000 PowerFlex Medium Voltage AC Drive (B Frame) Commissioning - ForGe Control - Manual (Page 17)

Rockwell Automation Publication 7000-IN012B-EN-P - June 2014 17
PowerFlex 7000 Overview Chapter 2
3300/4160V
Figure 9 - 3300/4160V – Direct-to-Drive (transformerless AFE rectifier)
Figure 10 - 2400V – AFE Rectifier with Separate Isolation Transformer
Figure 11 - 3300/4160V – 18 Pulse Rectifier with Separate Isolation Transformer
SGCTs
LINE CONVERTER OMMON MODE CHOKE C
L+ M+
SGCTs
MACHINE CONVERTER
U (T1)
V (T2)
W (T3)
L- M-
LR
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
REMOTE