Patent ID: 6827643
Filing Date: 2004-12-07
Classification: H02B

Abstract:
An electrical switchgear comprising:at least one function module having an encapsulated housing; and a decompression channel which is connected to the housing, the decompression channel having a ventilation device in at least one of its generated surfaces, said ventilation device having two wall-like ventilation elements which are successively arranged at a distance from each other and are provided with ventilation openings, one ventilation element being connected in a fixed manner to one of the generated surfaces of the decompression channel and the other ventilation element being movable in a guided manner against the fixed ventilation element wherein the movable ventilation element is movable linearly inside a guiding frame, the ventilation openings of the ventilation elements are staggered in relation to one another, and the movable ventilation element has spring-like catch elements with which engaging openings in the guiding frame are associated.