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| Chinese National Standard Category: Blocking systems and axle counters |
| English Title: | Technical Specification for Railway Semiautomatic Blocking |
| Chinese Title: | 铁路半自动闭塞技术条件 |
| Standard No.: | TB/T 2497-1994 |
| Category No.: | S63 |
| Issued by: | |
| Issued on: | 1994-9-1 |
| Implemented on: | 1995-3-1 |
| Status: | superseded |
| Superseded by: | TB/T 1567.3-2020 |
| Superseded on: | 2021-3-1 |
| Abolished on: | |
| Superseding: | |
| Word Count: | 3000 words |
| Similar Standards: | TB/T 3060-2016 TB/T 3189-2007 TB/T 2999.3-2005 TB/T 3112-2005 TB/T 2668-2004 TB/T 3060-2002 TB/T 3024-2001 TB/T 3004-2001 TB/T 2999.1-2000 TB/T 2999.2-2000 TB/T 2497-1994 TB/T 1567-1990 |
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