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ITU-T SG 5  C 

ITU-T SG 5

Environment and climate change

Study Period 2013

Results:42 total items.
Contributions  [ AI/Question: Q5/5 ]   Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 800 ]  
(Rev.1) 
The proposal of new work item K.SCB "Surge and over-current protection parameters of circuit breakers for surge protective devices used in telecommunication devices and equipment "     China Unicom   Q5/5, Q2/5   2016-09-26
[ 798 ]  
(Rev.1) 
The new draft of K.acrb "Conformance assessment of radio base stations regarding lightning protection and earthing"     China Unicom   Q5/5   2016-09-26
[ 786 ]  
(Rev.1) 
The 2nd draft of K.vss "Lightning protection and Earthing of Video Surveillance System"     China Telecommunications Corporation   Q5/5   2016-09-26
[ 785 ]  
(Rev.1) 
The proposal of new work item K.rcd "Technical requirements for Residual Current operated Device(RCD) with automatic re-closing device     China Telecommunications Corporation   Q5/5, Q2/5   2016-09-26
[ 780 ]  
 
The Appendix I of K.lem"Lightning Protection and Earthing of Miniature Wireless Base Station"     Huawei Technologies Co., Ltd.   Q5/5   2016-09-24
[ 766 ]  
(Rev.1-2) 
Draft Recommendation K.FTTdp, "Requirements for Lightning Protection of Fibre To The distribution point (FTTdp) Equipment"     Fundacao CPqD - Centro de Pesquisa e Desenvolvimento em Telecomunicacoes   Q5/5, Q4/5   2016-08-17
[ 755 ]  
 
Draft Revised K.35     Fundacao CPqD - Centro de Pesquisa e Desenvolvimento em Telecomunicacoes   Q5/5   2016-04-07
[ 754 ]  
(Rev.1) 
Draft Revised K.39     Fundacao CPqD - Centro de Pesquisa e Desenvolvimento em Telecomunicacoes   Q5/5   2016-04-07
[ 753 ]  
 
Draft Revised K.40     Fundacao CPqD - Centro de Pesquisa e Desenvolvimento em Telecomunicacoes   Q5/5   2016-04-07
[ 752 ]  
 
Draft Revised K.66     Fundacao CPqD - Centro de Pesquisa e Desenvolvimento em Telecomunicacoes   Q5/5   2016-04-07
[ 751 ]  
 
Draft Revised K.73     Fundacao CPqD - Centro de Pesquisa e Desenvolvimento em Telecomunicacoes   Q5/5   2016-04-07
[ 735 ]  
 
The 2nd draft of Recommendation ITU-T K.lem "Lightning Protection and Earthing of Miniature Wireless Base Station"     Huawei Technologies Co., Ltd.   Q5/5   2016-04-07
[ 685 ]  
 
The third draft of K.acrb "Assessment of the conformance of Radio Base Station regarding lightning protection and earthing"     China Unicom   Q5/5   2016-04-06
[ 684 ]  
 
The first draft of K.psp "Protection of small-size telecommunications installations with poor earthing conditions"     China Unicom   Q5/5, Q4/5   2016-04-06
[ 678 ]  
(Rev.1) 
Practical procedures of earthing for VSS's Front-end device     China Telecommunications Corporation   Q5/5   2016-04-05
[ 677 ]  
(Rev.1) 
The draft of the new Recommendation K.vss "Lightning protection and Earthing of Video Surveillance System"     China Telecommunications Corporation   Q5/5   2016-04-05
[ 615 ]  
 
The draft of Recommendation ITU-T K.tot     Huawei Technologies Co., Ltd.   Q5/5   2015-09-29
[ 596 ]  
 
Proposal of a new work item on "Danger effects and protective measurement against electromagnetic disturbances when internet data centre being co-sited with high-voltage substation"     Huawei Technologies Co., Ltd.   Q5/5, Q3/5   2015-09-28
[ 566 ]  
(Rev.1) 
The Research and Application on New Method of "Isolation & Floating Ground" for Lightening Protection of Broadband Access Unit in Customer Premises     China Unicom   Q5/5   2015-09-28
[ 565 ]  
(Rev.1) 
The second draft of K.acrb "Assessment of the conformance of Radio Base Station regarding lightning protection and earthing"     China Unicom   Q5/5   2015-09-28
[ 564 ]  
(Rev.1-3) 
The new draft of k.ntt "Protection of surrounding structures of telecommunication towers against lightning"     China Unicom   Q5/5   2015-09-28
[ 563 ]  
(Rev.1) 
The second draft of the new Recommendation K.ldt"Lightning Protection of the Dedicated Transformer for Radio Base Station"     China Telecommunications Corporation   Q5/5   2015-09-28
[ 540 ]  
 
Draft Revised ITU-T K.67: Expected surges on telecommunication networks due to lightning     Fundacao CPqD - Centro de Pesquisa e Desenvolvimento em Telecomunicacoes   Q5/5   2015-09-17
[ 466 ]  
 
Proposal for revision of K.27 related to earthing configuration of 400 V DC systems     Nippon Telegraph and Telephone Corporation (NTT)   Q5/5   2014-11-25
[ 416 ]  
 
The first draft of K.acrb     China Unicom   Q5/5   2014-11-24
[ 415 ]  
 
The research on some critical issues about k.ntt     China Unicom   Q5/5   2014-11-24
[ 371 ]  
 
A revised solution for Risk assessment of K.ldt     China Telecommunications Corporation   Q5/5   2014-11-20
[ 363 ]  
 
Proposal for deleting ITU-T K.29     Fundacao CPqD - Centro de Pesquisa e Desenvolvimento em Telecomunicacoes   Q5/5   2014-11-17
[ 362 ]  
 
Draft Revised ITU-T K.67     Fundacao CPqD - Centro de Pesquisa e Desenvolvimento em Telecomunicacoes   Q5/5   2014-11-17
[ 358 ]  
 
A case study to support the development of K.ntt: "Protection of surrounding structures of telecommunication towers against lightning"     Fundacao CPqD - Centro de Pesquisa e Desenvolvimento em Telecomunicacoes   Q5/5   2014-11-06
[ 339 ]  
(Rev.1) 
Proposal for revision of K.27 related to earthing configuration of 400 V DC systems     Nippon Telegraph and Telephone Corporation (NTT)   Q5/5   2014-07-09
[ 323 ]  
 
The first draft of the new Recommendation K.ldt"Lightning Protection of the Dedicated Transformer for Radio Base Station"     China Telecommunications Corporation   Q5/5   2014-07-07
[ 320 ]  
 
The first draft of k.ntt "Protection of neighborhood of telecommunication towers against lightning"     China Unicom   Q5/5   2014-07-04
[ 140 ]  
(Rev.1-2) 
Proposal for revision of K.27 regarding earthing and bonding for 400VDC systems     Nippon Telegraph and Telephone Corporation (NTT)   Q5/5   2013-11-18
[ 135 ]  
(Rev.1-3) 
Proposal for K.ntt     China Unicom   Q5/5   2013-11-18
[ 131 ]  
(Rev.1-3) 
Lightning Protection of the Dedicated Transformer for Radio Base Station     China Unicom   Q5/5   2013-11-18
[ 129 ]  
 
Study and proposal for the drafting of K.XXX(Lightning Protection of the Dedicated Transformer for Radio Base Station)     China Telecommunications Corporation   Q5/5   2013-11-18
[ 128 ]  
(Rev.1-2) 
China Telecom's proposal for the second draft of new Recommendation K.dbs  
original withdrawn at special request of the submitter
 
China Telecommunications Corporation   Q5/5   2013-11-18
[ 73 ]  
 
Proposal of study items for safety requirements and overvoltage protections for 400-VDC systems     Nippon Telegraph and Telephone Corporation (NTT)   Q5/5   2013-01-18
[ 21 ]  
 
New study proposals of lightning protections of telecommunication installations     Nippon Telegraph and Telephone Corporation (NTT)   Q5/5   2013-01-16
[ 11 ]  
(Rev.1) 
Surge protective devices connected to HVDC power distribution systems for telecommunications - Requirements and tests     China Telecommunications Corporation   Q5/5, Q2/5   2013-01-15
[ 10 ]  
(Rev.1) 
Study and proposal for the drafting of a new recommendation K.Powertrans" Lightning Protection of Base Station's Dedicated transformer "     China Telecommunications Corporation   Q5/5, Q3/5   2013-01-15
Results:42 total items.
 
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