"lEC 60320-3:2014+AMD1:2018+AMD2:2022 sets the dimensions for appliance couplers for two poles and two poles with earth contact:
- for the connection of electrical devices for household and similar onto the mains supply and
- for the interconnection of the electrical supply to appliance or equipment
- and dimensions for gauges.
This publication is to be read in conjunction with IEC 60320-1."