This Standard deals with the safety of electric sauna heating appliances and infrared emitting units having a rated power input not exceeding 20 kW, their rated voltage being not more than 250 V for single-phase appliances and 480 V for other appliances.The appliances covered by this standard are intended for use in the home and in public saunas located in blocks of flats, hotels and similar locations.NOTE 101 Sauna heating appliances may be of the thermal storage type.This standard also deals with the safety of electric sauna heating appliances provided with a humidifier unit, their rated voltage being not more than 250 V for single-phase appliances and 48