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| Professional Standard Category: Professional Standard - Telecommunication |
YD/T 6517-2025 General technical requirements of intelligent manhole cover system based onnarrow band internet of things Draft for Approval
基于NB-IoT的智能井盖系统总体技术要求;
| Category No.: | YD | Valid Status: | valid |
| Issued Organization: | Ministry of Industry and Information Technology | Issued Date: | 2025-08-19 |
| Implemented Date: | 2025-12-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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