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ITU-T K.20

Resistibility of telecommunication equipment installed in a telecommunication centre to overvoltages and overcurrents

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Organization: ITU-T
Publication Date: 1 November 2019
Status: active
Page Count: 38
scope:

This Recommendation specifies resistibility requirements and test procedures for equipment installed in a telecommunication centre where the earthing, bonding and cabling between equipment or racks are in accordance with [ITU-T K.27]. This Recommendation applies to both external and internal ports. [ITU-T K.44] is an integral part of this Recommendation and should be read in conjunction with [ITU-T K.11], [ITU-T K.39] and [ITU-T K.46].

This Recommendation applies to all telecommunication equipment, whether network operator or customer owned, including telephony, routers and modems. It does not apply to equipment such as personal computers or printers.

Document History

ITU-T K.20
November 1, 2019
Resistibility of telecommunication equipment installed in a telecommunication centre to overvoltages and overcurrents
This Recommendation specifies resistibility requirements and test procedures for equipment installed in a telecommunication centre where the earthing, bonding and cabling between equipment or racks...
July 1, 2019
Resistibility of telecommunication equipment installed in a telecommunication centre to overvoltages and overcurrents
This Recommendation specifies resistibility requirements and test procedures for equipment installed in a telecommunication centre where the earthing, bonding and cabling between equipment or racks...
October 1, 2018
Resistibility of telecommunication equipment installed in a telecommunication centre to overvoltages and overcurrents
This Recommendation specifies resistibility requirements and test procedures for equipment installed in a telecommunication centre where the earthing, bonding and cabling between equipment or racks...
July 1, 2017
Resistibility of telecommunication equipment installed in a telecommunication centre to overvoltages and overcurrents
This Recommendation specifies resistibility requirements and test procedures for equipment installed in a telecommunication centre where the earthing, bonding and cabling between equipment or racks...
December 1, 2016
Resistibility of telecommunication equipment installed in a telecommunication centre to overvoltages and overcurrents
This Recommendation specifies resistibility requirements and test procedures for equipment installed in a telecommunication centre where the earthing, bonding and cabling between equipment/racks is...
June 1, 2016
Resistibility of telecommunication equipment installed in a telecommunication centre to overvoltages and overcurrents
This Recommendation specifies resistibility requirements and test procedures for equipment installed in a telecommunication centre where the earthing, bonding and cabling between equipment/racks is...
April 1, 2015
Resistibility of telecommunication equipment installed in a telecommunication centre to overvoltages and overcurrents
This Recommendation specifies resistibility requirements and test procedures for equipment installed in a telecommunication centre where the earthing, bonding and cabling between equipment/racks is...
April 1, 2008
Resistibility of telecommunication equipment installed in a telecommunications centre to overvoltages and overcurrents
This Recommendation specifies resistibility requirements and test procedures for equipment installed in a telecommunication centre where the earthing, bonding and cabling between equipment/racks is...
November 1, 2004
Resistibility of telecommunication equipment installed in a telecommunications centre to overvoltages and overcurrents Amendment 1: New Appendix I – Floating transverse power induction and earth potential rise test for ports connected to external symmetric pair cables SERIES K: PROTECTION AGAINST INTERFERENCE
A description is not available for this item.
July 1, 2003
Resistibility of telecommunication equipment installed in a telecommunications centre to overvoltages and overcurrents SERIES K: PROTECTION AGAINST INTERFERENCE
A description is not available for this item.
February 1, 2000
Resistibility of Telecommunication Equipment Installed in a Telecommunications Centre to Overvoltages and Overcurrents Series K: Protection Against Interference
A description is not available for this item.
October 1, 1996
Resistibility of Telecommunication Switching Equipment to Overvoltages and Overcurrents - Series K: Protection Against Interference
A description is not available for this item.
January 1, 1993
Resistibility of Telecommunication Switching Equipment to Overvoltages and Overcurrents - Protection Against Interference (Study Group V) 14 pp
A description is not available for this item.
January 1, 1991
Resistibility of Telecommunication Switching Equipment to Overvoltages and Overcurrents (Study Group V) 15 pp
A description is not available for this item.
January 1, 1989
Resistibility of Telecommunication Switching Equipment to Overvoltages and Overcurrents - Protection Against Interference (Study Group V) 9 pp
A description is not available for this item.

References

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