Housing for the construction of power switchgear combinations up to 630 A or as a single housing. Made of high-quality polycarbonate with protective insulation. Wall feedthroughs with large openings for the electrical connection of the housings to each other. Cable entry on all housing walls via metric knockouts or mounting flanges. Housing for wall mounting also via external brackets or with mounting rails. Housing for semi-indirect measurement with multifunctional measuring device. Adjustable transformer ratio. Prepared for the installation of a voltage path fuse. With hinged lid, lid locks for tool operation.