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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)
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:
- 27.080
- 27.200
- 23.060.20
Categories: