1 Scope: This standard applies to household electric drum dryers with or without cold water sources, as well as those with or without heating elements, whether automatic or non automatic. This standard does not apply to drum dryers that use combustible gases or other fuels as heat sources. This standard specifies and defines the main performance characteristics and test methods of drum dryers for household and similar purposes. Note. This standard also applies to drum dryers used for commercial purposes in apartments or self-service laundry rooms. This standard does not apply to drum dryers used in commercial laundry. The following normative references are essential for the application of this document. For dated references, only the dated version applies to this document. For undated references, the latest version (including all modification orders) applies to this document. GB/T 2624.1-2006 Measurement of Full Pipe Fluid Flow Using Differential Pressure Devices Installed in Circular Cross Section Pipelines - Part 1: General Principles and Requirements (ISO 5167-1: 2003, 1DT) GB/T 17215.321-2008 AC Power Measurement Equipment, Special Requirements, Part 21: Static Active Energy Meters (Levels 1 and 2) (IEC 62053-21:2003.1DT) GB/T 23119-2017 Household and Similar Electrical Appliances, Performance Testing Water (IEC 60734:2012, IDT) GB/T35758-2017 Methods for measuring the standby power of household appliances (IEC 62301:2011, IDT) IEC 60335-2-11:2008 Safety of household and similar electrical appliances Part 2-11: Special requirements for drum dryers IEC 60456:2010 Household washing machines, performance testing methods (Clothes washing machines for household use - Methods for measuring the performance) ISO 80000-1; 2009 Quantities and Units Part 1: General 3 Terms and Definitions, Symbols 3.1 Terms and Definitions The following terms and definitions apply to this document. 3.1.1 Drum dryer is an apparatus that uses flowing heated air to dry the fabric flipped in a rotating drum. 3.1.2 Air Vented Tumble Dryer Air Vented Tumble Dryer is a drum dryer that dries fabrics by introducing fresh air and expels moist air to the outside or through exhaust ducts. 3.1.3 Condensing Drum Dryer A drum dryer that completes the drying process by separating moisture from the air inside the drum through a dehumidification/condensation device
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