Tekst fra IEC om Appliance couplers
To prepare standard sheets, tests and requirements for safety and interchangeability of the couplers, which allow for detachable connections between flexible cords and electrical appliances or equipment, and between parts of multi-part appliances. The appliances or equipment may have a detachable input connection and also detachable output connections to other appliances or equipment. The couplers are not intended for use in fixed installations.
SC 23G is responsible for the international standards:
IEC 60320 Series as well as for IEC 60799