This standard is applicable except as follows: 1.1 Replacement This standard applies to independently mounted swithces for appliances (mechanical or electronic) actuated by hand, by foot or by other human activity, to operate or control electrical appliances and other equipment for household or similar purposes with a rated voltage not exceeding 480 V and a rated current not exceeding 63A. These switches are intended to be operated by a person, via an actuating member or by actuating a sensing unit.