Replaced
IEC 60074:1963/AMD1:1973 ED2
IEC 60074:1963/AMD2:1974 ED2
IEC 60074:1963 ED2
IEC 60813:1985 ED1
IEC 60474:1974 ED1
IEC 60074:1963+AMD1:1973+AMD2:1974 CSV
Revised
IEC 61125:1992/COR1:1992
Current
IEC 61125:2018 ED2