IEC 60335-2-11:2008 deals with the safety of electric tumble dryers intended for household and similar purposes. The rated voltage being not more than 250 V for single-phase appliances and 480 V for other appliances. This standard also applies to the drying function of washing machines having a drying cycle, as well as the safety of tumble dryers that use a refrigerating systemincorporating sealed motor-compressors, for drying textile material. These appliances may use flammable refrigerants. The major changes in this edition as compared with the sixth edition are as follows: aligns the text with IEC 60335-1, Ed 4, and its Amendments 1 and 2 some notes have been converted to normative text (7.101, 11.8, 20.102, 20.103 and Annex AA).