Electric fast transients (EFT): the revision of IEC 61000-4-4

The revised IEC 61000-4-4 standard is outlined in this paper. The author was a member of TC65/WG4 and is also on the current TC77/WG11 that is responsible for the maintenance of the standard. Therefore, this paper has provided the reader with some background information that helps in understanding the scope of the changes being made to the standard.