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 bushings 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 with fuse switch disconnector NH 3, 3-pole, according to IEC 60947-3 on mounting plate. With PE and N terminals for copper conductors and removable bridge between PE and N. Cover locks for tool operation. Cable entry only possible via mounting flanges.