prEN IEC 63439-3-21

Robotics for electricity generation, transmission and distribution systems - Wheeled, tracked or legged robots — part 3‑21: Overhead transmission line inspection robot - General requirements prEN IEC 63439-3-21

Current stage: 10.99 New project approved Feb 9, 2026

Originator: CENELEC

Type: European Norm

IN_DEVELOPMENT
prEN IEC 63439-3-21
10.99 New project approved
Feb 9, 2026

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