ISO 12759-3:2019/FDAmd 1

Fans — Efficiency classification for fans — Part 3: Fans without drives at maximum operating speed — Amendment 1 ISO 12759-3:2019/FDAmd 1

Current stage: 50.00 Final text received or FDIS registered for formal approval Jul 14, 2026

Originator: ISO

Owner: ISO/TC 117 Fans

Type: International Standard

ICS: 23.120 Ventilators. Fans. Air-conditioners

IN_DEVELOPMENT
ISO 12759-3:2019/FDAmd 1
50.00 Final text received or FDIS registered for formal approval
Jul 14, 2026

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