IEC 62305-4 ED3

Protection against lightning - Part 4: Electrical and electronic systems within structures IEC 62305-4 ED3

General information

60.00 Standard under publication   Nov 17, 2023

PPUB    Dec 29, 2023

IEC

TC 81

International Standard

29.020   Electrical engineering in general | 91.120.40   Lightning protection

Scope

IEC 62305-4:2023 provides requirements for the design, installation, inspection, maintenance, and testing of surge protection measures (SPM) for electrical and electronic systems to reduce the risk of permanent failures due to lightning electromagnetic impulse (LEMP) within a structure.
This third edition cancels and replaces the second edition published in 2010. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
a) addition of new informative Annex E and Annex F on the determination of current sharing using modelling and current sharing in PV installations respectively;
b) addition of a new informative Annex G on methods of testing of system level behaviour;
c) addition of a new informative Annex H on induced voltages in SPD-protected installations.

Life cycle

PREVIOUSLY

PUBLISHED
IEC 62305-4:2010 ED2

NOW

IN_DEVELOPMENT
IEC 62305-4 ED3
60.00 Standard under publication
Nov 17, 2023