IEC 60247 : 3.0现行
INSULATING LIQUIDS - MEASUREMENT OF RELATIVE PERMITTIVITY, DIELECTRIC DISSIPATION FACTOR (TAN DELTA) AND D.C. RESISTIVITY
出版：International Electrotechnical Committee
专家解读视频
Describes methods for the determination of the dielectric dissipation factor (tan delta), relative permittivity and d.c. resistivity of any insulating liquid material at the test temperature.
PN EN 60247 : 2008 - Identical
GOST R IEC 60247 : 2013 - Identical
NEN EN IEC 60247 : 2005 - Identical
IS 16840 : 2018 - Identical
AS 1767.2.2-2008 (R2019) - Identical
BS EN 60247 : 2004 - Identical
UNE EN 60247 : 2004 - Identical
VDE 0380-2 : 2005 - Identical
DIN EN 60247 : 2005 - Identical
NF EN 60247 : 2004 - Identical
DS EN 60247 : 2004 - Identical
I.S. EN 60247:2004 - Identical
