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Code of China
Chinese National Standard List: Transformer

GB/T 20840.7-2007 Instrument transformers—Part 7:Electronic voltage transformers 
  Issued on: 2007-4-16   Translation Price(USD): 780.0
GB/T 18494.1-2001 Convertor transformers - Part 1: transformers for industrial applications 
  Issued on: 2001-1-1   Translation Price(USD): 310.0
GB 19212.24-2005 Safety of power transformers,power supply units and similar devices?Part 24:Particular requirements for transformers for construction sites 
  Issued on: 2005-10-09   Translation Price(USD): 180.0
GB 6451.4-1986 Specification and technical requirements for three phase oil immersed power transformers 110kv 
  Issued on:   Translation Price(USD): 300.0
SJ/T 11244-2001 R-cores single-phase transformers 
  Issued on: 2002-1-3   Translation Price(USD): 150.0
GB/T 10230.2-2007 Tap-changers—Part 2:Application guide 
  Issued on: 2007-7-30   Translation Price(USD): 370.0
JB/T 10088-2004 Sound level for 6kV~500kV power transformers 
  Issued on: 2004-03-12   Translation Price(USD): 150.0
GB 19212.14-2012 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V. Part 14: Particular requirements and tests for auto transformers and power supply units incorporating auto transformers 
  Issued on: 2012-06-29   Translation Price(USD): 220.0
GB/T 19212.2-2012 Safety of power transformers, power supplies, reactors and similar products―Part 2:Particular requirements and tests for separating transformers and power supplies incorporating separating transformers for general applications 
  Issued on: 2012-06-29   Translation Price(USD): 165.0
GB/T 31462-2015 Main body technical specification for 500 kV and 750 kV multistage controlled shunt reactors 
  Issued on: 2015-05-15   Translation Price(USD): 310.0
JB/T 9639-1999 Phase buses 
  Issued on: 1999-8-6   Translation Price(USD): 120.0
GB/T 1094.18-2016 Power transformers - Part 18: Measurement of frequency response 
  Issued on: 2016-08-29   Translation Price(USD): 610.0
GB 19212.20-2008 Safety of power transformers power supply units and similar - Part 20: Particular requirements for perturbation attenuation transformers  
  Issued on: 2008-3-24   Translation Price(USD): 150.0
GB/T 19212.1-2016 Safety of power transformers, power supplies, reactors and similar products--Part 1: General requirements and tests 
  Issued on: 2016-12-13   Translation Price(USD): 1690.0
Q/GDW 149-2006 General speciflcation for dry-type smoothing reactors of±800KV UHVDC systen 
  Issued on:   Translation Price(USD): 300.0
GB/T 18494.3-2012 Converter transformers—Part 3:Application guide 
  Issued on: 2012-6-29   Translation Price(USD): 810.0
GB 6451.3-1986 Specification and technical requirements for three phase oil immersed power transformers 63kv 
  Issued on:   Translation Price(USD): 260.0
GB/T 20837-2007 Specification and technical requirements of oil-immersed smoothing reactors for HVDC applications 
  Issued on: 2007-4-16   Translation Price(USD): 100.0
GB 8286.3-1987 Mining flameproof movable substations--High voltage switches 
  Issued on:   Translation Price(USD):
GB/T 21419-2013 Safety of transformers,reactors,power supply units and combinations thereof—EMC requirements 
  Issued on: 2013-7-19   Translation Price(USD): 270.0
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