Lamp i.e. compact fluorescent lamp, arrangement device for illuminating space, has lamp holder inserted into lamp socket when illumination specified by base key does not exceed maximally permissible illumination defined by socket key

摘要

The device has a lamp holder comprising a cylindrical projection that exhibits a central pin pointed in a direction of a lamp socket (10). A socket side base (14) exhibits a drilling, which corresponds with the central pin, where the drilling forms a socket key (26). The lamp holder is inserted into the lamp socket when illumination specified by a base key does not exceed maximally permissible illumination defined by the socket key, where the base key is formed by the central pin.