IEC 61754-6:2022 is available as IEC 61754-6:2022 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition. IEC 61754-6:2022 specifies the standard interface dimensions for type MU family of connectors. This third edition cancels and replaces the second edition published in 2013 and constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - the test method IEC 61300-3-22 for the compression force of the ferrule was added; - Annex D (informative) with cut out dimension requirements for testing the strength of mounted adaptors was added.