2025-12-24 216.73.216.41
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Code of China
Chinese National Standard List: Transformer

GB/T 10230.2-2025 Tap-changers - Part 2: Application guidelines 
  Issued on: 2025-10-31   Translation Price(USD): 930.0
T/CEC 1125-2025 Technical specification for series oil-immersed transformer of unified power flow controller 
  Issued on: 2025-03-04   Translation Price(USD):
T/CEC 1124-2025 Guide for applied voltage test with partial discharge measurements on oil-immersed series transformer of unified power flow controller 
  Issued on: 2025-03-04   Translation Price(USD):
T/CEC 1073-2025 Greenhouse gases—Quantification methods and requirements for carbon footprint of power equipment products—Transformers（Product category rules） 
  Issued on: 2025-03-04   Translation Price(USD):
DB37/T 4794-2024 Technical specification for condition based maintenance strategy of natural ester insulating oil-immersed power transformers 
  Issued on: 2024-12-30   Translation Price(USD):
DB37/T 4793-2024 Technical specification for hand-over test of natural ester insulating oil-immersed power transformers 
  Issued on: 2024-12-30   Translation Price(USD):
GB/T 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): 225.0
GB/T 20840.10-2025 Instrument transformers—Part 10：Additional requirements for low-power passive current transformers 
  Issued on: 2025-01-24   Translation Price(USD): 645.0
T/EPTC 002-2022 Technical Specification of 10 kV intelligent distribution transformer 
  Issued on: 2022-12-27   Translation Price(USD):
GB/T 1094.7-2024 Power transformers—Part 7: Loading guide for mineral-oil-immersed power transformers 
  Issued on: 2024-11-28   Translation Price(USD): 1200.0
JB 7067-1993 Column contact voltage regulator 
  Issued on:   Translation Price(USD): 105.0
JJG(京)3025-2023 Verification Regulation of Diaphragm Gas Meters with Electronic Temperature and Pressure Compensation 
  Issued on: 2023-06-01   Translation Price(USD):
GB/T 1094.1-2013/XG1-2017 Power transformers―Part 1:General , includes Amendment 1 
  Issued on: 2017-12-29   Translation Price(USD): 810.0
ZB K 41003-1988  
  Issued on:   Translation Price(USD):
ZB K 41006-1989  
  Issued on:   Translation Price(USD):
ZB K 41012-1990  
  Issued on:   Translation Price(USD):
ZB K 41013-1990  
  Issued on:   Translation Price(USD):
DL/T 267-2023 Specification of oil-immersed and hermetically sealed wound core distribution transformer 
  Issued on: 2023-5-26   Translation Price(USD): 285.0
DL/T 2639-2023 Test method for integrated wiring of equipment in substation intervals 
  Issued on: 2023-10-11   Translation Price(USD): 2625.0
DL/T 1268-2023 Technical specification for three-phase combined power instrument transformers 
  Issued on: 2023-10-11   Translation Price(USD): 315.0
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