ABB ACS560 - Operation Principle

Operation principle
The ACS560 is a drive for controlling asynchronous AC induction motors.
The figure below shows the simplified main circuit diagram of the drive.
1 2 3
4 5
T1/U
T2/V
T3/W
ACS560
L1
L2
L3
R- UDC+ R+
UDC-
1 2 3
L1
L2
L3
T1/U
T2/V
T3/W
Rectifier. Converts alternating current and voltage to direct current and voltage.1
DC link. DC circuit between rectifier and inverter.2
Inverter. Converts direct current and voltage to alternating current and voltage.3
30 Operation principle and hardware description