household and similar electrical appliances safety part-2-54 particular requirements for surface-cleaning appliances for household use employing liquids or steam 22 pages in english this part international standard deals with the safety of electric cleaning appliances for household use that are intended for cleaning surfaces such as windows walls and empty swimming pools by using liquid cleansing agents or steam their rated voltage being not more than 250v. it covers wallpaper strippers. note 101 appliances may incorporate heating elements or means for pressurising the liquid container. as far as is practicable this standard deals with the common hazards presented by the appliances that are encountered by all persons in and around the home. however in general it does not take into account -persons including children whose physical sensory or mental capabilities or lack of experience and knowledge prevents them from using the appliance safely without supervision or instruction -children playing with the appliance. note 102 attention is drawn to the fact that -for the appliances intended to be used in vehicles or on board ships or aircraft additional requirements may be necessary -in many countries additional requirements are specified by the national health authorities the national authorities responsible for the protection of labour and similar authorities. note 103 this standard does not apply to -floor treatment and wet scrubbing machines iec 60335-2-10 -cleaning appliances that are permanently fixed to a building -cleaning appliances covered by iec 60335-2-79 namely those having a -pressure exceeding 2 5 mpa -pressurised volume over 5i -product of pressure in mpa and container volume in i exceeding 5 -liquid temperature exceeding 160c -rated power input exceeding 3 500 w -cleaning appliances intended for commercial or industrial use -appliances intended to be used in locations where special conditions prevail such as the presence of a corrosive or explosive atmosphere dust vapour or gas -fabric steamers iec 60335-2-85 .