Work item | Question | Equiv. Num. | Status | Timing | Approval process | Version | Liaison relationship | Subject / Title | Priority |
Directives Volume VIII | Q2/5 | | Carried to next study period | 2020 | - | Rev. | - | Protective devices | Low |
K.77 Appendix III (ex New App. K.77) | Q2/5 | | Agreed 2013-12-13 | - | Agreement | New | - | Characterizing thermally protected MOVs using a.c. step stress testing | - |
K.95 (ex K.lit) | Q2/5 | | Approved 2014-02-13 | 2015 | AAP | New | - | Surge parameters of isolating transformers used in telecommunication devices and equipment | - |
K.95 | Q2/5 | | Approved 2016-06-29 | - | AAP | Rev. | - | Surge parameters of isolating transformers used in telecommunication devices and equipment | - |
K.96 (ex K.appl) | Q2/5 | | Approved 2014-02-13 | 2013 | AAP | New | - | Surge protective components: Overview of surge mitigation functions and technologies | Medium |
K.96 Amd.1-Appendix II | Q2/5 | | Agreed 2014-12-19 | - | Agreement | - | - | Alternative duration measurement method for 1.2/50-8/20 and 10/700 surge generator impulses | - |
K.99 (ex K.appl1) | Q2/5 | | Approved 2014-08-29 | 2014 | AAP | New | - | Surge protective component application guide - Gas discharge tubes | Medium |
K.102 (ex K.thy) | Q2/5 | | Approved 2014-08-29 | 2014 | AAP | New | - | Parameters of fixed-voltage thyristor overvoltage protector components used for the protection of telecommunications installations | - |
K.103 (ex K.appl3) | Q2/5 | | Approved 2015-03-01 | 2014 | AAP | New | - | Surge protective component application guide - Silicon PN junction components | Medium |
K.117 (ex K.spd) | Q2/5 | | Carried to next study period 2016-10-14 | 2016 | AAP | New | - | Primary protector parameters for the surge protection of equipment Ethernet ports | Medium |
K.appl2 | Q2/5 | | Carried to next study period | 2017 | AAP | New | - | Surge protective component application guide - Metal oxide varistors | Medium |
K.appl4 | Q2/5 | | Carried to next study period | 2017 | AAP | New | - | Surge protective component application guide - Lightning isolation transformers | Medium |
K.appl5 | Q2/5 | | Carried to next study period | 2019 | AAP | New | - | Surge protective component application guide - Fuses | Medium |
K.appl6 | Q2/5 | | Carried to next study period | 2018 | AAP | New | - | Surge protective component application guide - Self-restoring current limiters | Medium |
K.appmspd | Q2/5 | | Carried to next study period | 2018 | AAP | New | - | Multiservice surge protective device application guide | - |
K.pnj | Q2/5 | | Carried to next study period | 2018 | AAP | New | - | Characteristics and ratings of silicon PN junction components for the protection of telecommunications installations and/or Parameters of silicon PN junction clamping components for the protection of telecommunications installations | - |
K.rcd | Q2/5 | | Carried to next study period | 2018 | AAP | New | - | Technical requirements for Residual Current operated Device (RCD) with automatic re-closing device | Medium |
K.sod | Q2/5 | | Carried to next study period | 2018 | AAP | New | - | Surge and over-current protection parameters of external disconnector for surge protective devices used in telecommunication equipment | Medium |
K.Suppl.3 (ex ITU-T K.20, K.21, K.45 and K.82) | Q2/5 | | Agreed 2015-10-23 | - | Agreement | New | - | K.Suppl. 3 - Additional criteria to protect telecommunication cabling during a power cross event | - |
Directives Volume V | Q3/5 | | Carried to next study period | 2017 | - | Rev. | CIGRE-CIRED | Inducing currents and voltages in power transmission and distribution systems | Low |