STN EN ISO 14903
| Označenie: | STN EN ISO 14903 |
| Platnosť: | Platná |
| Počet strán: | 40 |
| Jazyk: |
EN
|
| Listinná verzia: | 18,90€ |
| Elektronická verzia: |
a) Bez možnosti tlače, prenosu textu a obrázkov:
17,01€ b) Bez možnosti tlače, s prenosom textu a obrázkov: 18,90€ c) S možnosťou tlače, prenosu textu a obrázkov: 24,57€ |
| Slovenský názov: | Chladiace systémy a tepelné čerpadlá. Kvalifikácia tesnosti komponentov a spojov (ISO 14903: 2025) |
| Anglický názov: | Refrigerating systems and heat pumps - Qualification of tightness of components and joints (ISO 14903:2025) |
| Dátum vydania: | 01. 04. 2025 |
| Dátum zrušenia: | |
| ICS: | 27.080, 27.200 |
| Triediaci znak: | 14 0649 |
| Úroveň zapracovania: | idt EN ISO 14903:2025, idt ISO 14903:2025 |
| Vestník: | 03/25 |
| Zmeny: | |
| Nahradzujúce normy: | |
| Nahradené normy: | STN EN ISO 14903:2018-02 (14 0649) |
| Poznámka vo Vestníku: | |
| Predmet normy: | This document specifies the qualification procedure for type approval of the tightness of hermetically sealed and closed components, joints and parts used in refrigerating systems and heat pumps as described in relevant parts of the ISO 5149 series, including metal flexible piping. It specifies the level of tightness of the component as a whole and its assembly as specified by the manufacturer. It specifies additional requirements for mechanical joints that can be recognized as hermetically sealed joints. This document is applicable to joints of maximum DN 50 and components of internal volume of maximum 5 l and maximum weight of 50 kg. It is applicable to the hermetically sealed and closed components, joints and parts (e.g. fittings, bursting discs, flanged or fitted assemblies) used in the refrigerating installations, including those with seals, whatever their material and design are. This document does not apply to the tightness of flexible piping made from non-metallic material. This is covered ... |
| Náhľad normy: | Náhľad normy (PDF) |