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Note: Latest version: IEC 60947-7-1:2025 ED4
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Revised
IEC 60947-7-1:1989 ED1
IEC 60947-7-1:1989/AMD1:1999 ED1
IEC 60947-7-1:1989+AMD1:1999 CSV ED1.1
IEC 60947-7-1:2002 ED2
IEC 60947-7-1:2002/COR1:2003 ED2
IEC 60947-7-1:2009 ED3