This specification covers safety requirements for the following electrical and electronic apparatus:household and similar appliances that have rated voltages not exceeding 250 V for single-phase a.c. appliances and 480 V for other appliances. This group of appliances might incorporate motors or heating elements or a combination of these, and includes appliances not intended for normal household use (such as appliances intended to be used by laymen in shops, in light industry and on farms) and that might be a source of danger to the public;