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| Chinese National Standard Category: Signal equipment |
| English Title: | Insulation Resistance of Signal Product |
| Chinese Title: | 信号产品的绝缘电阻 |
| Standard No.: | TB 1447-1982 |
| Category No.: | S61 |
| Issued by: | Ministry of Railways |
| Issued on: | 1982-11-22 |
| Implemented on: | 1983-6-1 |
| Status: | superseded |
| Superseded by: | TB/T 1447-2015 Insulation resistance of railway signal product |
| Superseded on: | 2016-1-1 |
| Abolished on: | 2016-01-01 |
| Superseding: | |
| Word Count: | 2000 words |
| Similar Standards: | GB/T 25338.2-2019 GB/T 25338.1-2019 GB 10493-2018 GB 10494-2018 TB/T 3287-2013 GB/T 7417-2010 GB/T 25338.1-2010 GB/T 6902-2010 TB/T 3205.3-2008 TB/T 3205.1-2008 TB/T 3200-2008 TB/T 1917-2008 TB/T 3206-2008 TB/T 3205.2-2008 TB/T 2311-2008 TB/T 3202-2008 TB/T 2024-2007 TB/T 3177-2007 TB/T 3176-2007 TB/T 3174-2007 |
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