DE2756237

An apparatus for protecting an electrical installation in a building, comprising a distribution box of groups, which has space for one or more group protective devices, which are intended to be arranged in equipment, and space for one or more fault detection devices in the connection to ground, each earthing fault detecting device being designed to interrupt the electric current through one of the group protective devices, said apparatus being characterized because the space to establish a fault detection device in the door to earth is adjacent to the space for the team of group protective devices, in the longitudinal direction of said equipment or set; because the housing boxes of the group protective devices and the fault detection devices in the ground connection, after their position in the group distribution box, together, provide a free, supporting edge for a coupling member, and in that the group protective devices and the ground fault detector have all means cooperating with the coupling member to transfer the action of the ground fault failure detector device to the group protective devices. (Machine-translation by Google Translate, not legally binding)