2023-12-7 18.206.48.243
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Code of China
Chinese National Standard List: Station interlocking

TB/T 1122-2019 Railway signal symbol 
  Issued on: 2019-07-22   Price(USD): 615.0
TB/T 3516-2018 General technical specification for CTCS-2 train control system 
  Issued on: 2018-07-16   Price(USD): 280.0
TB/T 2307-1992 Techinical Conditions for Electrical Device Centralized Various Combination Circuit  
  Issued on: 1992-8-21   Price(USD): 150.0
TB/T 2119-1990 Techinical Conditions of Electric Centralized Interlocking Test 
  Issued on: 1990-8-20   Price(USD): 90.0
TB/T 1774-1986 Technical Condition for centralized Relay Electric Interlock 
  Issued on: 1987-1-8   Price(USD): 90.0
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