GB/T 32580.1-2026 Railway applications—Fixed installations—High voltage AC switchgear and transformers—Part 1:Circuit-breakers

GB/T 32580.2-2026 Railway applications—Fixed installations—High voltage AC switchgear and transformers—Part 2:Disconnectors, earthing switches and switches GB/T 32580.3-2026 Railway applications—Fixed installations—High voltage AC switchgear and transformers—Part 3:Current transformers GB/T 32580.4-2026 Railway applications—Fixed installations—High voltage AC switchgear and transformers—Part 4:Voltage transformers GB/T 32580.5-2026 Railway applications—Fixed installations—AC high voltage switchgear and instrument transformers—Part 5:27.5 kV and 2×27.5 kV metal-enclosed switchgear and controlgear

GB/T 32580.1-2016 Railway applications—Fixed installations—Particular requirements for a.c. switchgear—Part1:Single-phase circuit-breakers with Un above 1 kV

GB/T 1402-2025 Railway applications—Supply voltages of traction systems GB/T 1984-2024 High-voltage alternating-current circuit-breakers GB/T 2900.1-1992 Electrotechnical terminology—Fundamental terms GB/T 2900.1-2008 Electrotechnical terminology—Fundamental terms GB/T 2900.19-1994 Electrotechnical terminology High-voltage test technique and insulation co-ordination GB/T 2900.19-2022 Electrotechnical terminology—High-voltage test technique and insulation co-ordination GB/T 2900.20-1994 Electrotechnical terminology—High-voltage switchgear GB/T 2900.20-2016 Electrotechnical terminology—High-voltage switchgear and controlgear GB/T 4208-2017 Degrees of protection provided by enclosure(IP code) GB/T 4796.1 GB/T 4797.1-2005 Environmental conditions appearing in nature of electric and electronic products—Temperature and humidity GB/T 4797.1-2018 Classification of environmental conditions—Environmental conditions appearing in nature—Temperature and humidity GB/T 4797.2-1986 Environmental conditions for electric and electronic products appearing in nature—Altitude and air pressure, deepness and water pressure GB/T 4797.2-2005 Environmental conditions for electric and electronic products appearing in nature—Part 2:Altitude and air pressure,deepness and water pressure GB/T 4797.2-2017 Classification of environmental conditions—Environmental conditions appearing in nature—Air pressure GB/T 4797.3-1986 Environmental conditions for electric and electronic products appearing in nature—Living organisms GB/T 4797.3-2014 Environmental conditions appearing in nature for electric and electronic products—Living organisms GB/T 4797.3-2024 Classification of environmental conditions—Environmental conditions appearing in nature—Part 3:Living organisms GB/T 4797.4-2006 Environmental conditions appearing in nature for electric and electronic products—Solar radiation and temperature GB/T 4797.4-2019 Classification of environmental conditions—Environmental conditions appearing in nature—Solar radiation and temperature GB/T 4797.5-1992 Environmental conditions appearing in nature of electric and electronic products—Precipitation and wind GB/T 4797.5-2008 Classification of environmental conditions of electric and electronic products— Environmental conditions of nature—Precipitation and wind GB/T 4797.5-2017 Classification of environmental conditions—Environmental conditions appearing in nature—Precipitation and wind GB/T 4797.6-1995 Environmental conditions appearing in nature of electric and electronic products—Dust,sand,salt mist GB/T 4797.6-2013 Classification of environmental conditions—Environmental conditions appearing in nature—Dust,sand,salt mist GB/T 4797.7-2008 Classification of environmental conditions of electric and electronic products—Environmental conditions appearing in nature—Earthquake vibration and shock GB/T 4797.8-2008 Classification of environmental conditions for electric and electronic products—Environmental conditions appearing in nature—Fire exposure GB/T 4797.9-2021 Classification of environmental conditions—Environmental conditions appearing in nature—Measured shock and vibration data during storage, transportation and in-use GB/T 4797.2-2017 Classification of environmental conditions—Environmental conditions appearing in nature—Air pressure GB/T 4797.3-2024 Classification of environmental conditions—Environmental conditions appearing in nature—Part 3:Living organisms GB/T 4797.4-2019 Classification of environmental conditions—Environmental conditions appearing in nature—Solar radiation and temperature GB/T 4797.5-2017 Classification of environmental conditions—Environmental conditions appearing in nature—Precipitation and wind GB/T 4797.6-2013 Classification of environmental conditions—Environmental conditions appearing in nature—Dust,sand,salt mist GB/T 4797.7-2008 Classification of environmental conditions of electric and electronic products—Environmental conditions appearing in nature—Earthquake vibration and shock GB/T 4797.9-2021 Classification of environmental conditions—Environmental conditions appearing in nature—Measured shock and vibration data during storage, transportation and in-use GB/T 4798.1-1986 Environmental conditions existing in the application of electric and electronic products—Storage GB/T 4798.1-2005 Environmental conditions existing in the application of electric and electronic products—Section 1:Storage GB/T 4798.1-2019 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Part 1:Storage GB/T 4798.2-1996 Environmental conditions existing in the application of electric and electronic products—Transportation GB/T 4798.2-2008 Environmental conditions existing in the application of electric and electronic products—Part 2:Transportation GB/T 4798.2-2021 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Part 2:Transportation and handling GB/T 4798.3-1990 Environmental conditions existing in the application for electric and electronic products—Stationary use at weather-protected locations GB/T 4798.3-2007 Environmental conditions existing in the application of electric and electronic products—Part 3:Stationary use at weather-protected locations GB/T 4798.3-2023 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Part 3:Stationary use at weatherprotected locations GB/T 4798.4-1990 Environmental conditions existing in the application for electric and electronic products—Stationary use at non-weather-protected locations GB/T 4798.4-2007 Environmental conditions existing in the application of electric and electronic products—Part 4:Stationary use at non-weather-protected locations GB/T 4798.4-2023 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Part 4:Stationary use at non-weatherprotected locations GB/T 4798.5-1987 Enviromental conditions existing in the application of electric and electronic products—Ground vehicle installations GB/T 4798.5-2007 Environmental conditions existing in the application of electric and electronic products—Section 5:Ground vehicle installations GB/T 4798.6-1996 Environmental conditions existing in the application of electric and electronic products—Ship environment GB/T 4798.6-2012 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Ship environment GB/T 4798.7-1987 Environmental conditions existing in the application of electric and electronic products—Portable and non-statonary use GB/T 4798.7-2007 Environmental conditions existing in the application of electric and electronic products—Part 7:Portable and non-stationary use GB/T 4798.9-1997 Environmental conditions existing in application of electric and electronic products—Microclimates inside products GB/T 4798.9-2012 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Microclimates inside products GB/T 4798.10-1991 Environmental conditions existing in the application of electric and electronic products—Introduction GB/T 4798.10-2006 Environmental conditions existing in the application of electric and electronic products—Guidance GB/T 4798.11-2024 Classification of environmental conditions—Classification of groups of environ-mental parameters and their severities—Part 11:Drawing the distribution map of environmental severities GB/T 4798.2-2021 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Part 2:Transportation and handling GB/T 4798.3-2023 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Part 3:Stationary use at weatherprotected locations GB/T 4798.4-2023 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Part 4:Stationary use at non-weatherprotected locations GB/T 4798.5-2007 Environmental conditions existing in the application of electric and electronic products—Section 5:Ground vehicle installations GB/T 4798.6-2012 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Ship environment GB/T 4798.7-2007 Environmental conditions existing in the application of electric and electronic products—Part 7:Portable and non-stationary use GB/T 4798.9-2012 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Microclimates inside products GB/T 4798.10-2006 Environmental conditions existing in the application of electric and electronic products—Guidance GB/T 4798.11-2024 Classification of environmental conditions—Classification of groups of environ-mental parameters and their severities—Part 11:Drawing the distribution map of environmental severities GB/T 11022-2020 Common specifications for high-voltage alternating-current switchgear and controlgear standards GB/T 16935.1-2023 Insulation coordination for equipment within low-voltage supply systems—Part 1:Principles, requirements and tests GB/T 24338.6-2018 Railway applications—Electromagnetic compatibility—Part 5:Emission and immunity of fixed power supply apparatus and systems GB/T 32580.5-2026 Railway applications—Fixed installations—AC high voltage switchgear and instrument transformers—Part 5:27.5 kV and 2×27.5 kV metal-enclosed switchgear and controlgear TB/T 2805-2021 TB/T 2805-2021 Traction Power Supply Equipment Insulation Level

IEC 62505-1:2016