Specifies requirements for equipment for measuring the loop impedance between a phase conductor and the protective conductor or between a phase conductor and neutral or between two phase conductors by using the voltage drop when the circuit under test is loaded.
Legislation related to this standard
Directive 2006/95/EC of the European Parliament and of the Council of 12 December 2006 on the harmonisation of the laws of Member States relating to electrical equipment designed for use within certain voltage limits (codified version)
Harmonized/Supporting
WITHDRAWN
EN 61557-3:1997
99.60
Withdrawal effective
Mar 1, 2010
PUBLISHED
EN 61557-3:2007