1 Scope
2 References
3 Definitions
4 Abbreviations and acronyms
5 Conventions
6 General
6.1 Earth fault characterization of directly earthed power systems
6.2 Earth fault characterization of non-directly earthed power
systems
6.3 Earth potential rise (EPR)
7 Power supply
7.1 Feeding from the LV network
7.2 Feeding from a MV network
7.3 Feeding from the HV line
8 Requirements on the antenna system
9 Telecommunication cables
10 Earthing arrangements
11 Installation and maintenance
12 Examples of installations
Appendix I – Guide on the coordination of the isolation level required for
power supply circuit and the potential rise of power line towers
I.1 Scope of the investigation
I.2 Investigated options, parameters
I.3 Analysis of the results
I.4 Estimation of the required isolation level
Appendix II – Guide on the LV feeding arrangement
II.1 LV feeding arrangement
II.2 Protection principles
II.3 Selection of the design values for the protection
II.4 Options for the feeding of multiple RBSs
Appendix III – Characterization and control of the EPR zone of tower earthing
and estimation of the minimum length of the junction section
III.1 Characterization of the zone of EPR of the tower earthing
III.2 Control of touch and step voltages by potential PGE
III.3 Estimation of minimum length values
Bibliography