KS C IEC 60335-2-2-2014(2019) Household and similar electrical appliances ― Safety ― Part 2-2: Particular requirements for vacuum cleaners and water-suction cleaning appliances
2014KS C IEC 60335-2-2:2014 Household and similar electrical appliances ― Safety ― Part 2-2: Particular requirements for vacuum cleaners and water-suction cleaning appliances
2007KS C IEC 60335-2-2:2007 Household and similar electrical appliances-Safety-Part 2-2:Particular requirements for vacuum cleaners and water-suction cleaning appliances