Contributions
[ AI/Question: Q2/5 ]  |
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Number
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Title
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Source
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AI/Question
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Date
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[ 494 ]
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Proposed new work item on draft Supplement ITU-T K.Sup.Test_conditions to ITU-T K.44 "Test conditions and methods"
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Bourns Limited (United Kingdom)
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Q2/5
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2019-04-30 |
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[ 470 ]
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The second draft of K.sod "Surge and over-current protection parameters of external disconnector for surge protective devices used in telecommunication equipment"
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China Unicom
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Q2/5
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2019-04-28 |
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[ 469 ]
(Rev.1) |
Clarification for internal Ethernet cable tests
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ADTRAN (United States)
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Q2/5
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2019-04-26 |
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[ 468 ]
(Rev.1) |
Discrepancy in K.20, table 1a
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ADTRAN (United States)
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Q2/5
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2019-04-26 |
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[ 467 ]
(Rev.1) |
Alternative for test 2.4 Ethernet mains power contact - 2 of 2
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ADTRAN (United States)
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Q2/5
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2019-04-26 |
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[ 466 ]
(Rev.1) |
Test 2.4 Ethernet mains power contact - 1 of 2
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ADTRAN (United States)
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Q2/5
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2019-04-26 |
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[ 465 ]
(Rev.1) |
Note 4 in table2b reflects installation practices
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ADTRAN (United States)
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Q2/5
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2019-04-26 |
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[ 464 ]
(Rev.1) |
Transverse surge for single pair internal ports
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ADTRAN (United States)
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Q2/5
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2019-04-26 |
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[ 463 ]
(Rev.1) |
Capacitor selection for Ethernet transverse surge
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ADTRAN (United States)
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Q2/5
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2019-04-26 |
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[ 462 ]
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Reply to Document SG5-C386 about the terms and definitions
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Xiamen SET Electronics Co., Ltd (China)
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Q2/5
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2019-04-26 |
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[ 461 ]
(Rev.1) |
Second draft of K.77 Characteristics of metal oxide varistors for the protection of telecommunication installations
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Xiamen SET Electronics Co., Ltd (China)
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Q2/5
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2019-04-26 |
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[ 455 ]
(Rev.1) |
The coupling network proposal of the Ethernet transverse lightning test in ITU-T K.44
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Huawei Technologies Co., Ltd. (China)
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Q2/5
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2019-04-26 |
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[ 447 ]
(Rev.1) |
K.Sup.access_trunk_networks to-ITU-T-K.45 on "Rationale for setting resistibility requirements of telecommunication equipment installed in the access and trunk networks against lightning": 1st draft of Supplement
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Nippon Telegraph and Telephone Corporation (NTT) (Japan)
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Q2/5
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2019-04-26 |
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[ 446 ]
(Rev.1) |
K.Sup.telecom_centre to-ITU-T-K.20 on "Rationale for setting resistibility requirements of telecommunication equipment installed in a telecommunication centre against lightning": 1st draft of Supplement
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Nippon Telegraph and Telephone Corporation (NTT) (Japan)
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Q2/5
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2019-04-26 |
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[ 445 ]
(Rev.1) |
K.Sup.customer to-ITU-T-K.21 on "Rationale for setting resistibility requirements of telecommunication equipment installed in customer premises against lightning": 1st draft of Supplement
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Nippon Telegraph and Telephone Corporation (NTT) (Japan)
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Q2/5
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2019-04-26 |
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[ 444 ]
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K.spdsafe: fifth draft of "Guidance on safety relating to the use of surge protective devices and surge protective components in telecommunication terminal equipment"
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Nippon Telegraph and Telephone Corporation (NTT) (Japan)
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Q2/5
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2019-04-26 |
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[ 438 ]
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Smart Monitoring and Communication Units of low-voltage surge protective devices(SPDs) used in telecommunication systems
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China Telecommunications Corporation
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Q2/5
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2019-04-25 |
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[ 428 ]
(Rev.1) |
Reducing the size of ITU-T Recommendation K.44
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Bourns Limited (United Kingdom)
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Q2/5
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2019-04-22 |
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[ 417 ]
(Rev.1) |
Completion of the missing information on the capacitor used in tests
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Bourns Limited (United Kingdom)
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Q2/5
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2019-04-05 |
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[ 394 ]
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Variants of IEEE 802.3 Ethernet Standard implementations
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Bourns Limited
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Q2/5
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2018-08-29 |
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[ 386 ]
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MOV terms - Annotated IEC 61051-1 ed. 3 review
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Bourns Limited
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Q2/5
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2018-08-29 |
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[ 377 ]
(Rev.1) |
Comments and proposed changes to K.44
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Cisco Systems, Inc.
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Q2/5
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2018-08-28 |
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[ 374 ]
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Proposal for a new work item on Supplement to K.45 "Technical rationale of resistibility of telecommunication equipment installed in the access and trunk networks against lightning"
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Nippon Telegraph and Telephone Corporation (NTT)
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Q2/5
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2018-08-28 |
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[ 373 ]
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Proposal for a new work item on Supplement to K.20 "Technical rationale of resistibility of telecommunication equipment installed in a telecommunication centre against lightning"
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Nippon Telegraph and Telephone Corporation (NTT)
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Q2/5
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2018-08-28 |
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[ 372 ]
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Proposal for a new work item on Supplement to K.21 "Technical rationale of resistibility of telecommunication equipment installed in customer premises against lightning"
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Nippon Telegraph and Telephone Corporation (NTT)
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Q2/5
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2018-08-28 |
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[ 361 ]
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Proposed third draft of new Recommendation K.spdsafe "Guidance on safety relating to the use of surge protective devices and surge protective components in telecommunication terminal equipment"
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Nippon Telegraph and Telephone Corporation (NTT) (Japan)
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Q2/5
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2018-08-28 |
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[ 360 ]
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Comments on earthing conditions of power feeding systems in K.20, K.21 and K.44
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Nippon Telegraph and Telephone Corporation (NTT) (Japan)
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Q2/5
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2018-08-28 |
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[ 358 ]
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Descriptions of the updated edition of K77
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Ministry of Industry and Information Technology (MIIT)
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Q2/5
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2018-08-28 |
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[ 357 ]
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Characteristics of metal oxide varistors for the protection of telecommunication installations
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Ministry of Industry and Information Technology (MIIT)
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Q2/5
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2018-08-28 |
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[ 335 ]
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A study on validity of deletion of overvoltage resistibility requirement for USB port in K.20 and K.21 (in the case of connecting USB device which has AC port or Earthing port)
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Nippon Telegraph and Telephone Corporation (NTT)
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Q2/5
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2018-08-27 |
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[ 330 ]
(Rev.1) |
PoE transverse coupling element
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ADTRAN (United States)
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Q2/5
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2018-08-26 |
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[ 329 ]
(Rev.1) |
Series type ports in K.20, K.21 and K.45
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ADTRAN (United States)
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Q2/5
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2018-08-26 |
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[ 328 ]
(Rev.1) |
Intra-system ports for K.45 (maximum cable length of 6 meters)
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ADTRAN (United States)
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Q2/5
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2018-08-26 |
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[ 327 ]
(Rev.1) |
Intra-system port exemption for K.20
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ADTRAN (United States)
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Q2/5
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2018-08-26 |
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[ 326 ]
(Rev.1) |
K.20 internal building tests for Ethernet are too extreme for intended environment.
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ADTRAN (United States)
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Q2/5
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2018-08-26 |
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[ 325 ]
(Rev.1) |
Proposal to revise surge tests on d.c. power ports of ITU-T Rec. K.21 (07/2017) Resistibility of telecommunication equipment installed in customer premises to overvoltages and overcurrents
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Nokia Corporation
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Q2/5
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2018-08-26 |
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[ 324 ]
(Rev.1-2) |
Proposal to revise surge tests on d.c. power ports of ITU-T Rec. K.20 (07/2017) Resistibility of telecommunication equipment installed in a telecommunication centre to overvoltages and overcurrents
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Nokia Corporation
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Q2/5
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2018-08-26 |
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[ 323 ]
(Rev.1) |
Proposals to revise surge tests on d.c. power ports of K.44 (2017) Resistibility tests for telecommunication equipment exposed to overvoltages and overcurrents - Basic Recommendation
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Nokia Corporation
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Q2/5
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2018-08-26 |
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[ 321 ]
(Rev.1) |
2nd draft of K.rcd "Technical parameters for residual current operated protective devices with automatic reclosing feature for telecom applications"
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Bourns Limited (United Kingdom)
,
China Telecommunications Corporation
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Q2/5
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2018-08-24 |
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[ 319 ]
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Pluggable equipment Type A IEC 62368-1 protection circuit examples for possible inclusion in K.128
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Bourns Limited
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Q2/5
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2018-08-11 |
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[ 318 ]
(Rev.1) |
MOV L-PE (reliable earth condition) selection for compliance to IEC 62368-1
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Littelfuse UK Ltd. (United Kingdom)
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Q2/5
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2018-08-10 |
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[ 315 ]
(Rev.1) |
Revised K.64 Base text
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Littelfuse UK Ltd. (United Kingdom)
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Q2/5
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2018-08-07 |
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[ 309 ]
(Rev.1) |
Review of IEC 62368-1 varistor requirements for possible inclusion in K.77
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Bourns Limited
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Q2/5
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2018-07-29 |
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[ 307 ]
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LTspice simulation of metal oxide varistors, MOVs, and the definition of an MOV
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Bourns Limited
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Q2/5
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2018-07-23 |
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[ 305 ]
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Clauses applicable to external circuits in IEC 62368-1 Edition 3
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Bourns Limited
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Q2/5
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2018-07-17 |
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[ 303 ]
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DC power interface surge analysis - tests 7.8 and 7.9 of K.20 and K.21
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Bourns Limited
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Q2/5
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2018-07-13 |
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[ 302 ]
(Rev.1) |
Re-review of C261 (K.21 contribution)
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Bourns Limited
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Q2/5
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2018-07-06 |
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[ 301 ]
(Rev.1) |
Re-review of C244 (K.20 contribution)
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Bourns Limited
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Q2/5
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2018-07-06 |
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[ 300 ]
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Re-review of C243 (K.44 contribution)
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Bourns Limited
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Q2/5
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2018-07-06 |
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[ 299 ]
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Testing equipment-powering ports that are not connected to the AC mains supply - Part 9: Proposal consolidation of C291 to C298
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Bourns Limited
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Q2/5
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2018-07-05 |
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