Revidiert
IEC 60068-2-21:1983/AMD2:1991 ED4
IEC 60068-2-21:1983 ED4
IEC 60068-2-21:1983/AMD3:1992 ED4
IEC 60068-2-21:1983/COR1:1991
IEC 60068-2-21:1983/AMD1:1985 ED4
IEC 60068-2-21:1999 ED5
IEC 60068-2-21:2006 ED6