与输电线塔共址的无线电基站的保护措施 |
本建议书规定在输电线塔上安置无线基站时,对于因潜在的接地电位上升带来的设备的安全和损坏风险,应采取的措施。此外,本建议书还考虑了此类安装必要的特别的闪电保护手段。这是在最常见的通过低电压网络馈电情况下的特殊考虑。描述了不同的选项。建议书有三个附录:附录一,题为《电源电路所需的绝缘的等级与输电线塔潜在的接地电位上升的协调指南》,给出了由于输电线塔发生接地故障时的EPR,如何确定所需的绝缘电压等级的信息。附录二,题为《LV馈电设置指南》,给出了更多有关低电压馈电方案的详细信息。最后,附录三,题为《塔接地EPR区的表征和控制与接线段最小长度的估计》,介绍了EPR估计的简单计算,以确定所谓的接线电缆的长度。同时还给出了在设备机柜周围安装了均压接地框架时的EPR和接触电压图形。 |
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Citation: |
https://handle.itu.int/11.1002/1000/6501 |
Series title: |
K series: Protection against interference |
Approval date: |
2003-09-06 |
Provisional name: | K.bsp |
Approval process: | AAP |
Status: |
Superseded |
Maintenance responsibility: |
ITU-T Study Group 5 |
Further details: |
Patent statement(s)
Development history
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ITU-T Supplement
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Title
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Status
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Summary
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Table of contents
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Download
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K Suppl. 3 (10/2015)
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ITU-T K.20, K.21, K.45, K.82 – Additional criteria to protect telecommunication cabling during a power cross event
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In force
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here
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here
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here
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K Suppl. 8 (11/2017)
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Resistibility analysis of 5G systems
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In force
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here
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here
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here
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K Suppl. 9 (05/2019)
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5G technology and human exposure to radiofrequency electromagnetic fields
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In force
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here
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here
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here
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K Suppl. 10 (11/2017)
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Analysis of electromagnetic compatibility aspects and definition of requirements for 5G mobile systems
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In force
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here
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here
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here
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K Suppl. 13 (12/2021)
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Radiofrequency electromagnetic field (RF-EMF) exposure levels from mobile and portable devices during different conditions of use
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In force
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here
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here
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here
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K Suppl. 14 (09/2019)
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The impact of RF-EMF exposure limits stricter than the ICNIRP or IEEE guidelines on 4G and 5G mobile network deployment
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In force
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here
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here
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here
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K Suppl. 16 (10/2022)
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Electromagnetic field compliance assessments for 5G wireless networks
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In force
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here
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here
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here
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K Suppl. 19 (09/2019)
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Electromagnetic field (EMF) strength inside underground railway trains
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In force
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here
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here
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here
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K Suppl. 29 (07/2022)
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Electromagnetic field strength inside and outside of electric vehicles using wireless power transfer technology
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In force
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here
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here
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here
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Title |
Approved on |
Download |
Mitigation measures for telecommunication installations – Chapter 10
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2006
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here
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Mitigation measures for telecommunication installations
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2004
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here
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Earthing and bonding
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2003
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here
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Guide to the use of ITU-T Publications produced by Study Group 5 aimed at achieving Electromagnetic Compatibility and Safety
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2002
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here
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Earthing of telecommunication installations
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1976
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here
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