Electrical installation appliance

摘要

The invention relates to an electrical installation appliance (10), in particular a flush-mounted installation appliance, for installation in built-in wall boxes (22) having a load-bearing ring (12), having an appliance base (14) and having spreading elements (16) which are arranged opposite one another in pairs and are in each case held by means of a retaining screw (18) which passes through the load-bearing ring (12), a guide (24), which points outwards, for a spreading element (16) being arranged at each of two opposite points on the appliance base (14) and one spreading element (16) in each case engaging in the associated guide (24) on the appliance base (14), and a passage (28), which can be latched to the external thread of the retaining screw (18), being provided on the load-bearing ring (12) for each retaining screw (18). <IMAGE>