Allen-Bradley PowerFlex 7000

Rockwell Automation Publication 7000-UM202D-EN-P - May 2018 21
PowerFlex 7000 Drive Overview Chapter 1
3300/4160V
Figure 9 - 3300/4160V – Direct-to-Drive (Transformerless AFE Rectifier)
Figure 10 - 3300/4160V – AFE Rectifier with Separate Isolation Transformer
Figure 11 - 3300/4160V – 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
ISTXISTX
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
1U
1V
1W