Refrigerating systems and heat pumps - Valves - Requirements, testing and marking (ISO 21922:2021 + Amd 1:2024); German version EN ISO 21922:2021 + A1:2024

Standard [PRE-ORDER]

DIN EN ISO 21922:2025-09

Refrigerating systems and heat pumps - Valves - Requirements, testing and marking (ISO 21922:2021 + Amd 1:2024); German version EN ISO 21922:2021 + A1:2024

German title
Kälteanlagen und Wärmepumpen - Ventile - Anforderungen, Prüfung und Kennzeichnung (ISO 21922:2021 + Amd 1:2024); Deutsche Fassung EN ISO 21922:2021 + A1:2024
Publication date
2025-09
Original language
German
Pages
115

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Publication date
2025-09
Original language
German
Pages
115
DOI
https://dx.doi.org/10.31030/3589432

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Content

ICS

27.080, 27.200

DOI

https://dx.doi.org/10.31030/3589432
Replacement amendments

This document replaces DIN EN ISO 21922:2023-09 , DIN EN 12178:2017-03 .

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