IEC 61000-3-11:2000

IEC 60555-3 specifies limits for the voltage fluctuations that may be produced by an individual appliance and gives methods of test and calculation. The purpose of this report is to explain the way in which the limits and test methods were developed so as to help understanding of the standard and the way in which it should be used. After reviewing the need for voltage fluctuation limits, the background to each of the clauses in the standard is presented. This publication has the status of a report.

IEC 61000-3-11:2017 is concerned with the emission of voltage changes, voltage fluctuations and flicker produced by equipment and impressed on the public low-voltage supply system. It specifies the limits of voltage changes produced by equipment tested under specified conditions. This edition includes the following significant technical changes with respect to the previous edition: a) addition of a new Annex A which explains the limitations and effectiveness of IEC 61000-3-11 regarding the connection of multiple items of similar equipment at the same location in the supply network.