WG 66 - TC 17/SC 17A/WG 66

IEC TS 62271-314:2024, a Technical Specification, applies to high-voltage direct current disconnectors and earthing switches, designed for indoor and outdoor installations and for operation on HVDC transmission systems having direct voltages of 100 kV and above.
It also applies to the operating devices of these disconnectors and earthing switches and their auxiliary equipment.
NOTE Disconnectors in which the fuse forms an integral part are not covered by this document