SR EN IEC 61851-24:2025

IEC 61851-24:2023, together with IEC 61851-23, applies to digital communication between a DC EV supply equipment and an electric road vehicle (EV) for control of conductive DC power transfer, with a rated supply voltage up to 1 000 V AC or up to 1 500 V DC and a rated output voltage up to 1 500 V DC. This document also applies to digital communication between the DC EV charging/discharging station and the EV for system A, as specified in Annex A. The EV charging mode is mode 4, according to IEC 61851-23. Annex A, Annex B, and Annex C give descriptions of digital communications for control of DC charging specific to DC EV charging systems A, B and C as defined in IEC 61851-23. This second edition cancels and replaces the first edition published in 2014. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - Annex A and Annex B have been updated in line with IEC 61851-23:2023 and relevant standards.