用户楼宇的过电压防护 |
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本建议书:
• 提出了居民住所和商业用户楼宇内的电信设备的连接和接地的实施建议;
• 设备的抗力要求可参考ITU-T K.21建议书;
• 推荐的接地和连接要求与ITU-T K.21建议书和IEC 60950-1的安全要求协调一致;
• 提出了所有引入线的连接以及SPD的安装实施建议;
• 举例说明了与接地和连接相关的问题并且提供了解决这些问题的方案。这些方案包括:
1) 接地与连接的改进方法;
2) 在设备外部提供额外保护的方法;
3) 特殊的抗力及安全要求。
• 提出了用户楼宇保护的职责划分建议;
• 对于直击雷的防护可参考IEC 62305-3的草案。
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Citation: |
https://handle.itu.int/11.1002/1000/7429 |
Series title: |
K series: Protection against interference |
Approval date: |
2004-12-14 |
Provisional name: | K.pcp |
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Superseded |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
|
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
|
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
|
In force
|
here
|
here
|
here
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K Suppl. 9 (05/2019)
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5G technology and human exposure to radiofrequency electromagnetic fields
|
In force
|
here
|
here
|
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
|
here
|
here
|
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
|
In force
|
here
|
here
|
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
|
In force
|
here
|
here
|
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
|
here
|
here
|
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
|
here
|
here
|
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
|
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
|
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
|
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
|
here
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