Transformers station; ventilation screen for a transformer station or strip of a transformer station for a ventilation grille

摘要

Transformers station comprising a housing for receiving at least a transformer with control devices, wherein, in at least one of the side walls (1) of the housing a ventilation device (2) to the natural be - and venting of the interior (3) is provided, and wherein the blowing device (2) a in an opening of the side wall (1) which is arranged in the ventilation grating (6), which consists of a frame (7), there is, in which horizontally parallel to each other shaped lamella sheets (8) are disposed, which, with punched openings (9) are provided, characterized in that the individual plates of sheet metal (8) -, a u shape, whose base (10) in the plane of the side wall extends on the outside surface, whereby the legs (11) and (12) in a direction transverse to the side wall surface according to the inside and extend in the lower side member (12) has grid openings (9), and at an angle (13) to the horizontal plane, wherein at both ends of the parallel to the side wall surface transversely extending sheet metal strips (14) and (15) for connection of the lamella sheets (8) are integrally formed with one another, whereby at the sheet metal strips (15) of the lower leg (12) by means of impact protection, which is formed as a pocket (17) is arranged or formed.