Cover assembly (1) for an electrical apparatus (3) configured for covering a plurality of conductor terminals of the electrical apparatus (3), the cover assembly (1) having for each conductor terminal a first separable part (7) and a second separable part (9) configured to be engender a first sized terminal opening when the first separable part (7) is removed and to engender a second sized terminal opening when the first separable part (7) and the second separable part (9) are removed.