Table of Contents
1Scope
2References
3Definitions
3.1Termsdefinedelsewhere
3.2TermsdefinedinthisRecommendation
4Abbreviationsandacronyms
5Conventions
6Classificationofinterfaces
6.1Typeofinterface
6.2Definingthetransient
7Applicationofovervoltagecategories
AnnexA-Classifyingexternalandinternalinterfaces
AppendixI-Overvoltagesontelecommunicationnetwork
I.1General
I.2Protectionandriskassessment
I.3Telecommunicationovervoltagecategories
I.4Causesofovervoltage
Bibliography Abstract
Specifies guidance to manufacturers, network operators and test houses on the classification of the type of interface, i.e., external (subjected to a.c. surges or conducted lightning surges) or internal (subjected to short fall-time transients induced into building cabling).
