Chapter 1 – Introduction
1-10 ACS 600 MultiDrive Hardware Manual
Frame Size R12i Frame R12i contains three phase modules, each producing one of the
three phases driving the motor. Each phase module consists of three
parallel connected power plates. Six IGBTs with free wheeling diodes
are integrated to a single power plate. The figure below shows the
connection of one phase.
Power Plate
Common DC bus
U
c
+
-
U phase
M
3 ~
V phase
W phase
Phase Module
P3
P1
P2
P3
P1
P2
P3
P1
P2