IEC 60480 Ed. 3.0 b:2019
IEC 60480 Ed. 3.0 b:2019
Specifications for the re-use of sulphur hexafluoride (SF6) and its mixtures in electrical equipmentstandard by International Electrotechnical Commission, 04/01/2019
standard by International Electrotechnical Commission, 04/01/2019