lEC 60320-1:2015(E) sets the general requirements for appliance couplers for two poles and two poles with earth contact and for the connection of electrical devices for household and similar onto the mains supply. This part of lEC 60320 is also valid for appliance inlets/appliance outlets integrated or incorporated in appliances. The rated voltage does not exceed 250 V (a.c.) and the rated current does not exceed 16 A. This third edition cancels and replaces the second edition published in 2001 and Amendment 1:2007. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) Standard sheets moved from IEC 60320-1 to IEC 60320-3. b) Clarification of requirements for non-standardized appliance couplers.