NBN EN IEC 62561-2:2025

IEC 62561-2:2025 specifies the requirements and tests for

- metallic conductors (other than " natural" conductors) that form part of the air-termination and down-conductor systems, and

- metallic earth electrodes that form part of the earth-termination system.

This third edition cancels and replaces the second edition published in 2018. This edition constitutes a technical revision.

This edition includes the following significant technical changes with respect to the previous edition:

a) definitions of new conductor types mentioned in this document have been added

b) the document has been updated in line with IEC 60068-2-52:2017 on salt mist treatment

c) the document has been updated in line with ISO 22479:2019 on humid sulphurous atmosphere treatment

d) a new normative Annex H for material, configuration and cross-sectional area test has been introduced

e) a new normative Annex I for applicability of previous tests has been introduced.

f) equipotential earth grid has been introduced.