Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 311.6-1983 High voltage test techniques; Part 5:Sphere-gaps for voltage measurement 375.0 via email in business day abolished
GB/T 28541-2012 Insulation co-ordination for equipments of ±800 kV high voltage direct current converter stations 370.0 via email in 1~3 business day valid
GB/T 11604-2015 Testing procedure of radio interference generated by high voltage equipment 290.0 via email in 1~5 business day valid
GB/T 311.3-2017 Insulation co-ordination―Part 3:Procedures for high-voltage direct current(HVDC) converter stations 1455.0 via email in 1~10 business day valid
DL/T 1036-2006 Patrol system for power transformation facilities 330.0 via email in 1~3 business day valid
GB/T 7354-2003 Partial discharge measurements 325.0 via email in 1 business day valid
DL/T 1015-2006 Guide for application of voltage measuring system in DC&AC high voltage tests on site 180.0 via email in 1~3 business day valid
GB/T 13540-1992 Anti-seismic characteristic test for high-voltage switchgear 225.0 via email in 1~3 business day abolished
GB/T 13395-2008 Regulation of hot washing for electric power apparatus 150.0 via email in 1~3 business day valid
GB/T 13540-2009 Seismic qualification for high-voltage switchgear and controlgear 330.0 via email in 1~3 business day valid
GB/T 25097-2010 Insulating live-working washing agent 180.0 via email in 1~3 business day valid
GB/T 25098-2010 Live washing regulation of insulating live-working washing agent 150.0 via email in 1~3 business day valid
GB/T 18134.1-2000 High-voltage testing techniques with very fast impulses - Part 1: Measuring systems for very fast from overvoltages generated in gas-insulated substations 230.0 via email in 1~3 business day valid
JB/T 5872-1991 Electrical Symbols and Letter Symbols for High-voltage Switch Gears 840.0 via email in 1~8 business day valid
GB/T 5273-1985 Terminals for transformers,high-voltage apparatus and bushings 30.0 via email in 1 business day abolished
GB/T 13601-1992 Operating tests under severe ice conditions for high-voltage switchgear 180.0 via email in business day abolished
DL 5027-1993 Typical rules of fire protection for electric power installations 2145.0 via email in 1~10 business day abolished
GB/T 12720-1991 Measurement of power-frequency electric fields 210.0 via email in 1~3 business day valid
GB/T 25093-2010 AC filters for HVDC systems 750.0 via email in 1~3 business day valid
GB/T 4474-1992 Short-line fault tests for A.S. high-voltage circuit-breaker 255.0 via email in 1~3 business day abolished
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