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ISO 12759-3:2019/FDAmd 1

Fans — Efficiency classification for fans — Part 3: Fans without drives at maximum operating speed — Amendment 1

General information

50.20   Proof sent to secretariat or FDIS ballot initiated: 8 weeks   Oct 12, 2026

ISO

ISO/TC 117 Fans

International Standard

23.120   Ventilators. Fans. Air-conditioners

Life cycle

PREVIOUSLY

PUBLISHED
ISO 12759-3:2019

NOW

IN_DEVELOPMENT
ISO 12759-3:2019/FDAmd 1
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Oct 12, 2026