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  4. Standard "UNE-EN ISO 21922:2022/A1:2025"
Change UNE-EN ISO 21922:2022/A1:2025 10.9.2025 preview

UNE-EN ISO 21922:2022/A1:2025

Refrigerating systems and heat pumps - Valves - Requirements, testing and marking - Amendment 1 (ISO 21922:2021/Amd 1:2024)

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STANDARD published on 10.9.2025


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The information about the standard:

Designation standards: UNE-EN ISO 21922:2022/A1:2025
Note: Change
Publication date standards: 10.9.2025
SKU: NS-1240411
The number of pages: 15
Approximate weight : 45 g (0.10 lbs)
Country: Spanish technical standard
Category: Technical standards UNE

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The category - similar standards:

Ball and plug valvesRefrigerating technologyHeat pumps

This change (correction) applies to this standard:

Preview UNE-EN ISO 21922:2022 13.7.2022
UNE-EN ISO 21922:2022

Refrigerating systems and heat pumps - Valves - Requirements, testing and marking (ISO 21922:2021)

Standard published on 13.7.2022

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Latest update: 2025-09-17 (Number of items: 2 234 360)
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