2013IEC 60076-3:2013 Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air
2000IEC 60076-3/COR1:2000 Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air
2000IEC 60076-3:2000 Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air
1981IEC 60076-3/AMD1:1981 Power transformers. Part 3 : Insulation levels and dielectric tests
1980IEC 60076-3:1980 Power transformers. Part 3 : Insulation levels and dielectric tests
IEC 60076-3/AMD1:1981 Power transformers. Part 3 : Insulation levels and dielectric tests was changed to IEC 60076-3:2000 Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air.