Locking arrangement for electrical contact element insertable into housing chamber

A locking arrangement for an electrical connector insertable into a housing chamber having walls, the locking arrangement comprising a plurality of first arresting elements arranged outwardly on the walls of the housing chamber;

• and a locking mount fittable onto the walls of the housing chamber and provided with a plurality of locking elements arranged for locking the electrical connector and with a plurality of second arresting elements cooperating with the first arresting elements of the walls of the housing chamber, said locking mount including a frame having a plurality of frame walls provided with said locking elements and said second arresting elements, said frame walls including one wall having a center and an inner surface, said locking elements including two pin-shaped stoppers arranged on said inner surface of said one wall at lateral distance from one another symmetrically to said center of said one wall, said stoppers extending parallel to one another and normally downwardly beyond said one wall over substantially a double length.