JB/T 6463-1992 Technical specification for circuit breaker for electrified railway

GB/T 11022-1999 Common specifications for high-voltage switchgear and control gear standards GB/T 11022-2011 Common specifications for high-voltage switchgear and controlgear standards GB/T 11022-2020 Common specifications for high-voltage alternating-current switchgear and controlgear standards 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 1984-2003 High-voltage alternating-current circuit-breakers GB/T 1984-2014 High-voltage alternating-current circuit-breakers GB/T 1984-2024 High-voltage alternating-current circuit-breakers GB 2706 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 311.1-1997 Insulation co-ordination for high voltage transmission and distribution equipment GB/T 311.1-2012 Insulation co-ordination—Part 1:Definitions,principles and rules GB/T 311.2-2002 Insulation co-ordination—Part 2:Application guide for insulation co-ordination for high voltage transmission and distribution equipment GB/T 311.2-2013 Insulation co-ordination—Part 2:Application guide GB/T 311.3-2007 Insulation co-ordination—Part 3:Procedures for high-voltage direct current(HVDC) converter stations GB/T 311.3-2017 Insulation co-ordination—Part 3:Procedures for high-voltage direct current(HVDC) converter stations GB/T 311.4-2010 Insulation co-ordination—Part 4:Computational guide to insulation co-ordination and modeling of electrical networks GB 311.5 GB/T 311.6-2005 Voltage measurement by means of standard air gaps GB/T 3309-1989 Mechanical test at ambient temperature for high-voltage switchgear GB/T 4473-1996 Synthetic testing of high-voltage alternating current circuit-breakers GB/T 4473-2008 Synthetic testing of High-voltage alternating current circuit-breakers GB/T 4473-2018 Synthetic testing of high-voltage alternating current circuit-breakers GB/T 5582-1993 External insulation pollution classes of high-voltage electric power equipments GB 763 GB 7674-1997 Gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above GB/T 7674-2008 Gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above GB/T 7674-2020 Gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above GB 7675 GB/T 13540-1992 Anti-seismic characteristic test for high-voltage switchgear GB/T 13540-2009 Seismic qualification for high-voltage switchgear and controlgear JB/DQ 2080 ZB K43 001 ZB K43 004 国标 GB/T 12022-2025 Industrial sulphur hexafluoride