This part of the lEC 60320 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.
DIN EN 60320-1/A1:2017 history
2021DIN EN 60320-1:2021 Appliance couplers for household and similar general purposes - Part 1: General requirements (IEC 60320-1:2015 + COR1:2016 + A1:2018 + COR2:2019); German version EN 60320-1:2015 + AC:2016 + AC:2019 + A1:2021
2017DIN EN 60320-1/A1:2017 Appliance couplers for household and similar general purposes - Part 1: General requirements (IEC 23G/383/CD:2017)
2016DIN EN 60320-1:2016 Appliance couplers for household and similar general purposes - Part 1: General requirements (IEC 60320-1:2015 + COR1:2016); German version EN 60320-1:2015 + AC:2016