2020IEC 60664-1:2020 Insulation coordination for equipment within low-voltage supply systems - Part 1: Principles, requirements and tests
2007IEC 60664-1:2007 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests
2002IEC 60664-1/COR1:2002 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests
2002IEC 60664-1:2002 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests
2000IEC 60664-1/AMD1:2000 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests; Amendment 1
2000IEC 60664-1:2000 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests
1992IEC 60664-1:1992 Insulation coordination for equipment within low-voltage systems; part 1: principles, requirements and tests
IEC 60664-1/AMD1:2000 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests; Amendment 1 was changed to IEC 60664-1:2007 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests.