60.60 Standard published May 20, 2022
CENELEC
CLC/TC 85X Measuring equipment for electrical and electromagnetic quantities
European Norm
17.220.20 Measurement of electrical and magnetic quantities | 29.080.01 Electrical insulation in general | 29.240.01 Power transmission and distribution networks in general
<!-- NEW! -->IEC 61557-3:2019 is available as <a href="https://webstore.iec.ch/publication/65552">IEC 61557-3:2019 RLV</a> which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.</br></br>IEC 61557-3:2019 specifies the requirements applicable to equipment for measuring the loop impedance between a line conductor and protective conductor; between a line conductor and neutral; or between two line conductors by using the voltage drop when the circuit under test is loaded. IEC 61557-3:2019 cancels and replaces the second edition published in 2007. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
a) addition of equirements as regards the measurement category;
b) addition of new requirements for operating instructions;
c) alignment of the structure with that of the whole IEC 61557 series.
PUBLISHED
EN 61557-3:2007
PUBLISHED
EN IEC 61557-3:2022
60.60
Standard published
May 20, 2022