GB 51120-2015 通信局（站）防雷与接地工程验收规范（英文版）
中华人民共和国住房和城乡建设部更新时间：2021-04-20 11:24:33
最新章节：Explanation of Wording in This Code封面
版权页
Announcement of the Ministry of Housing and Urban-Rural Development of the People s Republic of China
Foreword
1 General Provisions
2 Terms
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3 Basic Requirements
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4 Earth-termination System
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4.1 Earthing Electrode and Earthing Grid
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4.2 Earthing Lead
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5 Direct Stroke Protection System
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5.1 Air-termination System
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5.2 Down-conductor System
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6 Equipotential Bonding
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6.1 Earthing Busbar and Main Earthing Omnibus
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6.2 Earthing of Facilities
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6.3 Earthing Conductor
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7 Earthing and Protection of Cables
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7.1 Feeder Line
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7.2 Entry Cables
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7.3 Signal Cables
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8 Surge Protective Device
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9 Acceptance
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9.1 Follow-up Acceptance
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9.2 Final Acceptance
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Appendix A Measurement of Earthing Resistance
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Appendix B Follow-up inspection Forms for Lightning Protection and Earthing for Telecommunication Bureaus（Stations）
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Explanation of Wording in This Code
更新时间：2021-04-20 11:24:33