IEC 63439-3-21 ED1

Robotics for electricity generation, transmission and distribution systems - Wheeled, tracked or legged robots — Part 3‑21: Overhead transmission line inspection robot - General requirements

Current stage: 20.99 WD approved for registration as CD Jan 30, 2026

Next stage: CD Next stage date : Dec 30, 2026

Originator: IEC

Owner: TC 129

Type: International Standard

IN_DEVELOPMENT
IEC 63439-3-21 ED1
20.99 WD approved for registration as CD
Jan 30, 2026