DIN EN 60247:2005 Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan ) and d.c. resistivity (IEC 60247:2004); German version EN 60247:2004
2005DIN EN 60247:2005 Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan ) and d.c. resistivity (IEC 60247:2004); German version EN 60247:2004