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 one another. 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 the installation of 3 plug-in current transformers (order separately). For internal measurement up to 630 A, horizontal orientation. Combination with 630 A busbar system possible. Voltage tap using M5 screw connection. Cover locks for tool operation, sealable.