IEC 63066 ED1

Low-voltage docking connectors for removable energy storage units

Scope

IEC 63066:2026 applies to docking connectors (hereinafter referred to as accessories) incorporated in or fixed to electrical equipment, intended to connect removable either or swappable, or both energy storage units to a dedicated electric power conversion unit, to an energy consuming unit or to another energy storage unit.
This first edition cancels and replaces the first edition of IEC TS 63066 published in 2017. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
a) introduction of standard sheets;
b) alignment with IEC 60309‑1:2021;
c) technical improvements, e.g. short circuit tests according the I2t- methodology.

National adoptions