IEC 62561-7:2018 specifies the requirements and tests for earthing enhancing compounds producing low resistance of an earth termination system.
This second edition cancels and replaces the first edition, published in 2011. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
a) information concerning the execution of the test for the determination of the resistivity in 5.4.3;
b) addition of Annex A for the assessment of the corrosion load.
WITHDRAWN
IEC 62561-7:2011 ED1
WITHDRAWN
IEC 62561-7:2018 ED2
99.60
Withdrawal effective
Feb 22, 2024
PUBLISHED
IEC 62561-7:2024 ED3