UL Standard for Safety Household and Similar Electrical Appliances – Safety – Part 2–67: Particular Requirements for floor treatment machines@ for commercial use (COMMENTS DUE: JUNE 13@ 2017)
This clause of Part 1 is replaced by the following. This International Standard deals with the safety of powered floor treatment machines intended for commercial indoor or outdoor use for the following applications: ?C scrubbing@ ?C wet or dry pick-up@ ?C polishing and dry buffing@ ?C application of wax@ sealing products and powder based detergents@ ?C shampooing@ ?C stripping@ grinding and scarifying of floors with an artificial surface. Their cleaning motion is more lateral or periodic than linear. NOTE 101 By contrast@ the cleaning motion of machines covered by IEC 60335-2-72 is more linear than lateral or periodic. NOTE 102 This standard applies to machines for COMMERCIAL USE. The following list@ although not comprehensive@ gives an indication of locations that are included in the scope: ?C public use areas such as hotels@ schools@ hospitals; ?C industrial locations@ for example factories and manufacturing shops; ?C retail outlets@ for example shops and supermarkets; ?C business premises@ for example offices and banks; ?C all uses other than normal housekeeping purposes. They are not equipped with a TRACTION DRIVE. The following power systems are covered: ?C internal combustion engines@ ?C mains powered motors up to a RATED VOLTAGE of 250 V for single-phase appliances and 480 V for other appliances@ ?C battery-powered motors. Battery powered machines may be equipped with a built-in battery charger. This standard does not apply to ?C vacuum cleaners and water-suction cleaning appliances for household use (IEC 60335-2-2); ?C floor treatment appliances for household use according to IEC 60335-2-10; ?C spray extraction machines for COMMERCIAL USE (IEC 60335-2-68); ?C wet and dry vacuum cleaners@ including power brush@ for COMMERCIAL USE (IEC 60335-2-69); ?C floor treatment machines with or without TRACTION DRIVE@ for COMMERCIAL USE@ according to IEC 60335-2-72; ?C hand-held and transportable motor-operated electric TOOLS (IEC 60745 series@ IEC 61029 series); ?C machines designed for use in corrosive or explosive environments (dust@ vapour or gas); ?C machines designed for picking up hazardous dusts (as defined in IEC 60335-2-69)@ inflammable substances@ or glowing particles; ?C machines designed for use in vehicles or on board of ships or aircraft. NOTE 103 Attention is drawn to the fact that in many countries@ additional requirements on the safe use of the equipment covered can be specified by the national health authorities@ the national authorities responsible for the protection of labour@ the national water supply authorities and similar authorities.