具有测试端口或保安单元插口的配线模块的过电压和过电流要求 |
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本建议书规定了具有测试端口或保安单元插口的配线模块的过电压要求及测试步骤,这些配线模块用于连接遭受过电压及过电流的对称用户线。
本建议书所指的过电压或过电流主要包括由于用户线上或用户线附近雷击造成的浪涌、邻近的电力线或铁路电气化系统在用户线上感应的短时交流电压、电力系统故障导致的地电位升和电信线路与供电线路直接碰触产生的过电流。
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Citation: |
https://handle.itu.int/11.1002/1000/7416 |
Series title: |
K series: Protection against interference |
Approval date: |
2004-12-14 |
Provisional name: | K.hold |
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Superseded |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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K Suppl. 32 (06/2023)
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Case studies of radio frequency- electromagnetic field (RF-EMF) assessment
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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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