Name: ÖNORM EN ISO 12759-4:2020 05 01 - Fans — Efficiency classification for fans — Part 4: Driven fans at maximum operating speed (ISO 12759-4:2019)
Brand: Osterreichisches Normungsinstitut/Austrian Standards

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Fans — Efficiency classification for fans — Part 4: Driven fans at maximum operating speed (ISO 12759-4:2019)

Published date

01-05-2020

Publisher

Osterreichisches Normungsinstitut/Austrian Standards

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This International Standard specifies a system for classifying fan efficiency for all fan types that are driven by a motor with a nominal output of at least 0.125 kW.