ITU K.73:2008
ITU K.73:2008 Shielding And Bonding For Cables Between Buildings Describes the situation in which equipment, connected together, is installed in different buildings with different earthing and power feeding conditions.
Table of Contents
1Scope2References
3Definitions
3.1TermsdefinedinthisRecommendation
4Abbreviations
5Descriptionoftheproblem
5.1a.c.current(fordifferentmaindistributionsystems)
5.2Lightningcurrent
6Solutions
6.1Galvanicisolation
6.2Parallelbondingconductor(PBC)
7Responsibility
8Bondingbetweenbuildingsunderdifferentearthingandpower
feedingconditions
8.1Considerationincaseoflightningflashonthebuilding
9Bondingbetweenbuildingsunderthesameearthingandpower
feedingconditions
9.1ConsiderationincaseoffaulttogroundinaLVpower
feeding
9.2Considerationincaseoflightningflashonthebuilding
AppendixI-ConsiderationincaseoffaulttogroundinaMV
powerfeeding
Bibliography