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ITU-T SG 5 C
ITU-T SG 5
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Environment and climate change
Study Period 2013
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12
total items.
Contributions
[ Source: China Unicom ]
Number
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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
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12
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