IEC 62486:2017 specifies requirements for the interaction between pantographs and overhead contact lines, to achieve interoperability. This new edition includes the following significant technical changes with respect to the previous edition:
- the upper line properties for both AC and DC power systems as well as the current collector characteristics have been clarified,
- the requirements for pantograph with individually spring parts of the pantograph head were taken,
- national conditions have been included in formative annexes.