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ITU-T K.45 (04/2015)

安装在接入网和主干网的电信设备的耐过电压和过电流的能力

ITU-T K.45建议书规定了安装在电信中心之间和电信中心与客户住处之间的带内心设备的抗力要求和测试程序。
本建议书所述的过电压或过电流是指包括发电厂上或附近发生雷击、相邻交流电源线或铁路系统造成短期导电、电源故障引发大地电位上升以及电源线和静电放电等原因导致的电压和电流的突升。
相比较于2013年版本，本建议书有以下主要改动：
• 增加了无防护双绞线（UTP）以太网的测试要求；
• 增加了有防护双绞线STP以太网的测试要求；
• 增加了通过以太网供电（PoE）的测试要求；
• 增加了STP屏蔽测试。

Citation:	https://handle.itu.int/11.1002/1000/12407
Series title:	K series: Protection against interference
Approval date:	2015-04-22
Provisional name:	K.ran
Approval process:	AAP
Status:	Superseded
Maintenance responsibility:	ITU-T Study Group 5
Further details:	Patent statement(s) Development history [8 related work items in progress]

Ed.	ITU-T Recommendation	Status	Summary	Table of Contents	Download
11	K.45 (11/2022)	In force	here	here	here
10.1	K.45 (2019) Amd. 1 (06/2020)	Superseded	here	here	here
10	K.45 (10/2019)	Superseded	here	here	here
9	K.45 (07/2018)	Superseded	here	here	here
8	K.45 (07/2017)	Superseded	here	here	here
7	K.45 (12/2016)	Superseded	here	here	here
6	K.45 (06/2016)	Superseded	here	here	here
5	K.45 (04/2015)	Superseded	here	here	here
4	K.45 (11/2011)	Superseded	here	here	here
3	K.45 (04/2008)	Superseded	here	here	here
2	K.45 (07/2003)	Superseded	here	here	here
1	K.45 (02/2000)	Superseded	here	here	here


ITU-T Supplement	Title	Status	Summary	Table of contents	Download
K Suppl. 3 (10/2015)	ITU-T K.20, K.21, K.45, K.82 – Additional criteria to protect telecommunication cabling during a power cross event	In force	here	here	here
K Suppl. 8 (11/2017)	Resistibility analysis of 5G systems	In force	here	here	here
K Suppl. 9 (05/2019)	5G technology and human exposure to radiofrequency electromagnetic fields	In force	here	here	here
K Suppl. 10 (11/2017)	Analysis of electromagnetic compatibility aspects and definition of requirements for 5G mobile systems	In force	here	here	here
K Suppl. 13 (12/2021)	Radiofrequency electromagnetic field (RF-EMF) exposure levels from mobile and portable devices during different conditions of use	In force	here	here	here
K Suppl. 14 (09/2019)	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
K Suppl. 16 (10/2022)	Electromagnetic field compliance assessments for 5G wireless networks	In force	here	here	here
K Suppl. 19 (09/2019)	Electromagnetic field (EMF) strength inside underground railway trains	In force	here	here	here
K Suppl. 22 (05/2021)	ITU-T K.45 – Rationale for setting resistibility requirements of telecommunication equipment installed in the access and trunk networks against lightning	In force	here	here	here
K Suppl. 29 (07/2022)	Electromagnetic field strength inside and outside of electric vehicles using wireless power transfer technology	In force	here	here	here
K Suppl. 32 (06/2023)	Case studies of radio frequency- electromagnetic field (RF-EMF) assessment	In force	here	here	here

Title	Approved on	Download
Guide on the use of the overvoltage resistibility for Recommendations ITU-T K.20, K.21 and K.45	2023-11-22
Guide on the use of the overvoltage resistibility for Recommendations ITU-T K.20, K.21 and K.45	2012-04-19	here

Title	Approved on	Download
Mitigation measures for telecommunication installations – Chapter 10	2006	here
Mitigation measures for telecommunication installations	2004	here
Earthing and bonding	2003	here
Guide to the use of ITU-T Publications produced by Study Group 5 aimed at achieving Electromagnetic Compatibility and Safety	2002	here
Earthing of telecommunication installations	1976	here

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ITU-T K.45 (04/2015)