This International Standard applies to electric storage heaters having a daily operating cycle and intended to heat the room in which they are located. NOTE 1 – This standard does not apply to heating appliances incorporated in the building structure, to central heating systems or to floor heating installations. NOTE 2 – If an appliance is intended to be operated as a storage heater or as a direct-acting room heater, it is also tested in accordance with IEC 60675 [1]* . This standard defines the main performance characteristics of storage heaters and specifies methods for measuring these characteristics, for the information of users. NOTE 3 – Information which may be of interest to the consumer is listed in annex D. This standard does not specify values for performance characteristics. NOTE 4 – This standard does not deal with: – safety requirements [2]; – acoustical noise [3].