DL/T 941-2005 Quality standard for sulphur hexafluoride of transformer in service

DL/T 941-2021

DL/T 506-2018 The method for measuring humidity of insulating gas in SF6 electrical equipment DL/T 506-2007 The method for measuring humidity of the insulating gas in SF6 electrical equipment DL/T 595-2016 Guidelines for supervising the gas of SF6 electrical equipment DL/T 595-1996 Rules for supervising SF6 gas in electrical apparatus DL/T 639-2016 Guidelines for Safety Protection of Personnel Working with SF6 Electrical Equipment, Testing, and Maintenance DL/T 639-1997 Safety precautions for personnel operating, testing, and maintaining SF6-based electrical equipment DL/T 914-2005 Determination of moisture content in sulphur hexafluoride by weight method DL/T 915-2005 Sulfur hexafluoride gas humidity determination method (electrolysis method) DL/T 916-2005 Determination of acidity in sulphur hexafluoride DL/T 917-2005 Determination of density of sulphur hexafluoride DL/T 918-2005 Determination of hydrolysable fluoride content in sulphur hexafluoride DL/T 919-2005 Determination of mineral oil content in sulphur hexafluoride by infrared spectrum method DL/T 920-2019 DL/T 920-2019 Method for the determination of air, carbon tetrafluoride, hexafluoromethane and octafluoropropane in sulfur hexafluoride gas by gas chromatography DL/T 920-2005 Determination of air and carbon tetrafluoride content in sulphur hexafluoride by gas chromatography method DL/T 921-2005 Sulfur hexafluoride gas toxicology and biotest methods GB/T 11023-2018 Test method of SF6 gas tightness for high-voltage switchgear GB 12022-1989 Sulphur hexafluoride for industrial use GB/T 12022-2006 Sulphur hexafluoride for industrial use GB/T 12022-2014 Industrial sulfur hexafluoride GB/T 8905-1996 The guide for processing and measuring SF6 gas in power apparatus GB/T 8905-2012 The guide for management and measuring SF6 gas in electrical equipment GB/T 12022-2025 Industrial sulphur hexafluoride