INVERTER FOR AN ELECTRIC MACHINE AND METHOD FOR OPERATING AN INVERTER FOR AN ELECTRIC MACHINE

摘要

The invention relates to an inverter for an electric machine and to a method for operating an inverter for an electric machine. To this end, the inverter (2) comprises at least one end stage unit (8) for establishing a connection between the electric machine (1) and a power supply network (3), a control unit (6) for controlling the at least one end stage unit (8), a supply unit (7) independent of the power supply network (3) for supplying power to the end stage unit(s) (8), at least one emergency mode controller (12) associated with the end stage unit(s) (8) for controlling the end stage unit(s) (8) in case of fault, and at least one emergency mode supply (13) associated with the end stage unit(s) (8) for creating a supply power for the end stage unit(s) from the power supply network (3) in case of fault.