Zanussi ZKT 652 DX Installation And Operating Instructions Manual page 47

A device must be provided in the electrical installation which allows the ap-
pliance to be disconnected from the mains at all poles with a contact open-
ing width of at least 3 mm
Suitable isolation devices include line protecting cut-outs, fuses (screw type
fuses are to be removed from the holder), earth leakage trips and contac-
tors.
47