PNE-EN ISO 12759-4:2019/prA1
Withdrawn Standard amendment
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PNE-EN ISO 12759-4:2019/prA1

Fans - Efficiency classification for fans - Part 4: Driven fans at maximum operating speed - Amendment 1: Addition of Annex F providing an example of the use of efficiency classification and editorial changes (ISO 12759-4:2019/DAM 1:2026)
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Publisher Asociacion Espanola de Normalizacion y Certificacion (AENOR)
Publication Date 04/21/2026
Page Count 5
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Weight (in grams) ---
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