Load break switch with fuses, including contact protection cover with front and base plate, for 60mm busbar system 5 or 10mm thick, rail locking for busbars 20 and 30mm wide, delivered empty, without screw caps, current coding by means of fitting insert, suitable for fuses D01: 2, 4, 6, 10, 16A in conjunction with sleeve fitting inserts Z-D02-D01/PE-.. and retaining spring Z-D02/SIKA-HF D02: 20, 25, 35, 50, 63A, sealable, design in accordance with IEC/EN 60947-3