ITU

Committed to connecting the world

ITU-T Recommendations

Search by number:
Others:
Skip Navigation Links
Advanced search
Provisional name
ISO/IEC Number
Formal description
Study Groups tree viewExpand Study Groups tree view

ITU-T K.45 (07/2003)

عربي | 中文 | English | Español | Français | Русский
Resistibility of telecommunication equipment installed in the access and trunk networks to overvoltages and overcurrents
This Recommendation specifies resistibility requirements and test procedures for telecommunication equipment installed between Telecommunication Centres and between a Telecommunication Centre and Customer's premises building.Overvoltages or overcurrents covered by this Recommendation include surges due to lightning on or near the line plant, short-term induction from adjacent a.c. power lines or railway systems, earth potential rise due to power faults, direct contacts between telecommunication lines and power lines and electrostatic discharges.Major changes compared with the 2000 version of this Recommendation include:
• replacing the longitudinal test with a port to earth test;
• the introduction of an external port to port test.
Citation: http://handle.itu.int/11.1002/1000/6497
Approval date: 2003-07-29
Provisional name:K.ran
Approval process:AAP
Status: Superseded
Maintenance responsibility: ITU-T Study Group 5
Further details: Patent statement(s)
Development history
[8 related work items in progress]
Ed. ITU-T Recommendation Status Summary Table of Contents Download
4 K.45 (11/2011) In force
here
here
here
3 K.45 (04/2008) Superseded
here
here
here
2 K.45 (07/2003) Superseded
here
here
here
1 K.45 (02/2000) Superseded
here
here
here