
Rockwell Automation Publication 7000L-UM301F-EN-P - March 2020
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Overview of Drive
Chapter 1
Simplified Electrical Drawings
Figure 6 - 3300 / 4160 Volt – 18 Pulse
Figure 7 - 3300 / 4160 Volt – Active Front End
Figure 8 - 6000-6600 Volt – 18 Pulse
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
LINE CONVERTER
L-
M-
DC LINK
L+
M+
MACHINE CONVERTER
U (T1)
V (T2)
W (T3)
SGCTs
2U (X1)
2V (X2)
2W (X3)
SGCTs
LINE CONVERTER
L-
M-
DC LINK
L+
M+
MACHINE CONVERTER
U (T1)
V (T2)
W (T3)
SGCTs
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
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