Contributions
[ AI/Question: Q2/5 ] |
|
Numéro
|
Titre
|
Source
|
AI/Question
|
Date
|
|
[ 298 ]
|
Testing equipment-powering ports that are not connected to the AC mains supply - Part 8: Updating K.44 for 400 V d.c. powering
|
Bourns Limited
|
Q2/5
|
2018-07-04 |
|
[ 297 ]
|
Testing equipment-powering ports that are not connected to the AC mains supply - Part 7: Test circuit figure to replace K.44 Figure A.6.6-2, Figure A.6.6-1a and Figure A.6.6-1b.
|
Bourns Limited
|
Q2/5
|
2018-07-03 |
|
[ 296 ]
|
Testing equipment-powering ports that are not connected to the AC mains supply - Part 6: Review of 7.8 and 7.9 test entries (K.20 and K.21)
|
Bourns Limited
|
Q2/5
|
2018-07-03 |
|
[ 295 ]
|
Testing equipment-powering ports that are not connected to the AC mains supply - Part 5: Review of DC power feed surge test figures of Table 1b (K.20, K.21 and K.45)
|
Bourns Limited
|
Q2/5
|
2018-07-02 |
|
[ 294 ]
|
Testing equipment-powering ports that are not connected to the AC mains supply - Part 4: DC power feed tests of Tables 1a and 1b (K.20, K.21 and K.45)
|
Bourns Limited
|
Q2/5
|
2018-07-01 |
|
[ 293 ]
|
Testing equipment-powering ports that are not connected to the AC mains supply - Part 3: Powering supply configurations
|
Bourns Limited
|
Q2/5
|
2018-06-30 |
|
[ 292 ]
|
Testing equipment-powering ports that are not connected to the AC mains supply - Part 2: Grid terms review
|
Bourns Limited
|
Q2/5
|
2018-06-30 |
|
[ 291 ]
|
Testing equipment-powering ports that are not connected to the AC mains supply - Part1 Background
|
Bourns Limited
|
Q2/5
|
2018-06-29 |
|
[ 272 ]
(Rev.1) |
IEC 60617 compliance and PoE testing
|
Bourns Limited
|
Q2/5
|
2018-05-08 |
|
[ 271 ]
(Rev.1-2) |
Insulation co-ordination and IEEE 802.3 insulation tests
|
Bourns Limited
|
Q2/5
|
2018-05-08 |
|
[ 270 ]
(Rev.1) |
IP PoE camera systems - Bridging Functional Insulation - implications and system consequences
|
Bourns Limited
|
Q2/5, Q1/5
|
2018-05-08 |
|
[ 269 ]
|
Clarification needed on PoE testing - topics for discussion
|
Bourns Limited
|
Q2/5
|
2018-05-08 |
|
[ 267 ]
|
Referencing Figure 6.7-3 given in the ITU-T K.44
|
Bourns Limited
|
Q2/5
|
2018-05-08 |
|
[ 264 ]
(Rev.1-3) |
Some reworked material for K.rcd document
|
Bourns Limited
,
China Telecommunications Corporation
|
Q2/5
|
2018-05-08 |
|
[ 261 ]
(Rev.1) |
Proposal for the revision of ITU-T Rec. K.21 (07/2017) Resistibility of telecommunication equipment installed in customer premises to overvoltages and overcurrents
|
Nokia Corporation
|
Q2/5
|
2018-05-07 |
|
[ 260 ]
(Rev.1) |
Proposal for the revision of ITU-T Rec. K.45 (07/2017) Resistibility of telecommunication equipment installed in the access and trunk networks to overvoltages and overcurrents
|
Nokia Corporation
|
Q2/5
|
2018-05-07 |
|
[ 250 ]
(Rev.1) |
Comments and proposed changes to K 44
|
Cisco Systems, Inc.
|
Q2/5
|
2018-05-07 |
|
[ 248 ]
|
Proposal about resistibility level of internal Ethernet port
|
Nippon Telegraph and Telephone Corporation (NTT)
|
Q2/5
|
2018-05-07 |
|
[ 247 ]
|
Proposed revision of K.44 for definition of "Intra-system port"
|
Nippon Telegraph and Telephone Corporation (NTT)
|
Q2/5
|
2018-05-07 |
|
[ 244 ]
(Rev.1) |
Proposal for the revision of ITU-T Rec. K.20 (07/2017) Resistibility of telecommunication equipment installed in a telecommunication centre to overvoltages and overcurrents
|
Nokia Corporation
|
Q2/5
|
2018-05-03 |
|
[ 243 ]
(Rev.1) |
Proposals to revise K.44 (2017) Resistibility tests for telecommunication equipment exposed to overvoltagesand overcurrents - Basic Recommendation
|
Nokia Corporation
|
Q2/5
|
2018-05-03 |
|
[ 241 ]
(Rev.1-2) |
The proposal of Mains power contact test for outdoor UTP/STP Ethernet in ITU-T K.20/K.21/K.45
|
Huawei Technologies Co., Ltd.
|
Q2/5
|
2018-05-03 |
|
[ 235 ]
|
Proposed second draft of new Recommendation K.spdsafe "Guidance on safety relating to the use of surge protective devices and surge protective components in customer building and access network"
|
Nippon Telegraph and Telephone Corporation (NTT)
|
Q2/5
|
2018-04-27 |
|
[ 234 ]
|
Comments on use of terms of insulation and isolation
|
Nippon Telegraph and Telephone Corporation (NTT)
|
Q2/5
|
2018-04-27 |
|
[ 233 ]
|
Study of the desirability of easing the overvoltage resistibility requirement for STP Ethernet ports in K.20 and K.21
|
Nippon Telegraph and Telephone Corporation (NTT)
|
Q2/5
|
2018-04-26 |
|
[ 232 ]
(Rev.1) |
A Study on necessity of overvoltage test of USB port in K.20 and K.21 (in the case of connecting USB device which is supplied power by an AC adapter)
|
Nippon Telegraph and Telephone Corporation (NTT)
|
Q2/5
|
2018-04-26 |
|
[ 231 ]
|
K.45 cable length of 6 meters or less are exempt from testing
|
ADTRAN
|
Q2/5
|
2018-04-23 |
|
[ 229 ]
|
K.20 internal cable length of 10 meters or less are exempt from testing.
|
ADTRAN
|
Q2/5
|
2018-04-19 |
|
[ 228 ]
(Rev.1) |
Bridging Ethernet functional insulation
|
Bourns Limited
|
Q2/5
|
2018-04-19 |
|
[ 227 ]
(Rev.1-2) |
MOV rating requirements for K. appl2 document
|
Littelfuse UK Ltd.
|
Q2/5
|
2018-04-19 |
|
[ 226 ]
(Rev.1-2) |
MOV application guidance for K.appl2 document
|
Littelfuse UK Ltd.
|
Q2/5
|
2018-04-18 |
|
[ 225 ]
(Rev.1-3) |
Small form factor connector potential hazards
|
Littelfuse UK Ltd.
|
Q2/5
|
2018-04-17 |
|
[ 220 ]
(Rev.1) |
High current-carrying components in Recommendations K.20, K.21, K.44 and K.45
|
Bourns Limited
|
Q2/5
|
2018-03-30 |
|
[ 219 ]
(Rev.1-2) |
K.44 1.2/50 generator enhancements
|
Bourns Limited
|
Q2/5
|
2018-03-30 |
|
[ 218 ]
|
Corrections and changes in test rows 5.2.2a and 5.2.2b in K.20, K.21 and K.45
|
Bourns Limited
|
Q2/5
|
2018-03-29 |
|
[ 217 ]
|
K.44, Correction of Figure A.3-6, Figure A.6.1-3 and Note 1 of Table A.5-1
|
Bourns Limited
|
Q2/5
|
2018-03-28 |
|
[ 151 ]
|
Isolation transformers and rated insulation withstand
|
Bourns Limited
|
Q8/5, Q2/5
|
2017-10-31 |
|
[ 146 ]
(Rev.1) |
Comments and proposed changes to K .44
|
Cisco Systems, Inc.
|
Q2/5
|
2017-10-31 |
|
[ 142 ]
|
Characteristics of Metal Oxide Varistors (MOVs) for the protection of telecommunications installations
|
Huawei Technologies Co., Ltd.
|
Q2/5
|
2017-10-30 |
|
[ 135 ]
(Rev.1) |
Partially edited COM 595 "The draft of Recommendation ITU-T K.appl2"
|
Bourns Limited
|
Q2/5
|
2017-10-30 |
|
[ 129 ]
|
The first draft of K.sod "Surge and over-current protection parameters of external disconnector for surge protective devices used in telecommunication equipment"
|
China Unicom
|
Q2/5
|
2017-10-30 |
|
[ 128 ]
|
proposal about Ethernet transverse lightning test level
|
China Unicom
|
Q2/5
|
2017-10-30 |
|
[ 127 ]
|
Problems on application of surge immunity test method in IEC 61000-4-5 Ed.3.to telecommunication equipment
|
Nippon Telegraph and Telephone Corporation (NTT)
|
Q4/5, Q2/5
|
2017-10-30 |
|
[ 124 ]
|
Proposed first draft of new Recommendation K.spdsafe "Guidance on safety relating to the use of surge protective devices and surge protective components in customer building and access network"
|
Nippon Telegraph and Telephone Corporation (NTT)
|
Q2/5
|
2017-10-30 |
|
[ 120 ]
|
The necessity of a detailed study on deletion of overvoltage resistibility requirement for USB port in K.20 and K.21
|
Nippon Telegraph and Telephone Corporation (NTT)
|
Q2/5
|
2017-10-30 |
|
[ 105 ]
|
Replies to Suggestions for K.99 Surge protective component application guide - Gas discharge tubes
|
Bourns Limited
|
Q2/5
|
2017-10-27 |
|
[ 95 ]
|
Screened, shielded and coaxial cable definitions for K.44
|
Bourns Limited
|
Q2/5
|
2017-10-17 |
|
[ 94 ]
|
TD 123 K.44 8/20 generator artwork check
|
Bourns Limited
|
Q2/5
|
2017-10-17 |
|
[ 92 ]
|
Ethernet port differential surge test with reduced i²t
|
Bourns Limited
|
Q2/5
|
2017-10-15 |
|
[ 91 ]
|
Ethernet port current surge parameters
|
Bourns Limited
|
Q2/5
|
2017-10-14 |
Resultats:181 documents Résultats :
Précédent -
1 -
2 -
3 -
4
- Suivant
|
Téléchargement de multiples documents: Formats et langues à prendre en compte (si disponibles):