Expansion device for expanding refrigerant for cooling electric generator set of motor vehicle, has connection element for attaching pressure pipe and another connection element for attaching inlet

摘要

The expansion device (10) has a connection element (12) for attaching a pressure pipe and another connection element (18) for attaching an inlet. An expansion organ is arranged downstream the former connection element. A stopping unit (40) is provided, by which a pass through of the expansion organ is disabled. An independent claim is included for a method for operating an expansion device.