CONTENTS

�1���� Scope�
�2���� References�
�3���� Definitions��
������� 3.1���� Terms defined elsewhere����
������� 3.2���� Terms defined in this Recommendation�������
�4���� Abbreviations and acronyms��������
�5���� Reference configuration����
�6���� Protection need against lightning���
�7���� Site classification��
������� 7.1���� Antenna installed within, or attached to, the building
������� 7.2���� Antenna installed near the building��
�8���� Methods of protection�����
������� 8.1���� General��
������� 8.2� ���Contact with the mains�������
������� 8.3���� Direct lightning strike protection�����
�9���� Protection requirements���
������� 9.1���� General��
������� 9.2���� Antenna installed within, or attached to, the building
������� 9.3���� Antenna installed near to the building����������
������� 9.4���� Earthing and bonding���������
������� 9.5���� Selection and dimensioning of the surge protection devices (SPDs)�
10���� Responsibilities
Annex A � Direct lightning to the structure: equipotential bonding of a shielded cable at the entrance of the structure����
Appendix I� Antenna on buildings used as air termination of the LPS����
Appendix II � Generic risk assessment����
������ II.1���� Site with a roof antenna deemed to be low risk�������
������ II.2���� Risk calculations�����
Appendix III � Example: Antenna installed near a building����
����� III.1���� General���
����� III.2���� Building characteristics�������
����� III.3���� Characteristics of the services���������
����� III.4���� Characteristics of the internal systems���������
����� III.5���� Zones definition in the structure�������
����� III.6���� Expected dangerous events to the structure�
����� III.7���� Risk assessment for the unprotected structure���������
����� III.8���� Selected protection measures���������
� ����III.9���� Risk assessment related to the protected structure���
���� III.10���� SPDs����