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>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)
sklademVydáno: 2025-09-10
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)

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)

Sistemas de refrigeración y bombas de calor. Válvulas. Requisitos, ensayos y marcado. Modificación 1. (ISO 21922:2021/Amd 1:2024).

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Označení normy:UNE EN ISO 21922:2022/A1:2025
Počet stran:15
Vydáno:2025-09-10
Status:Změna
DESCRIPTION

This standard 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) is classified in these ICS categories:

  • 23.060.20
  • 27.080
  • 27.200
Categories:
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