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ITU-T SG 5  C 

ITU-T SG 5

Environment and climate change

Study Period 2013
Results:12 total items.
Contributions  [ Source: China Unicom ]   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
[ 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
[ 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
[ 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
[ 320 ]  
  		The first draft of k.ntt "Protection of neighborhood of telecommunication towers against lightning"     China Unicom   Q5/5   2014-07-04
[ 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
Results:12 total items.
 
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