China National Standards

China Electrical interlocking Industry Standards English PDF List

  •  China " Electrical interlocking" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    TB/T 2119-1990 (Electrical interlocking test technical conditions)
    电气集中联锁试验技术条件    		 China Railway & Train Standards
    Electrical interlocking
    English PDF

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