NBN ISO 23369:2023

NBN ISO 23369:2023

Hydraulic fluid power — Multi-pass method of evaluating filtration performance of a filter element under cyclic flow conditions ISO 23369:2022

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Détails

This document specifies:

a)    A multi-pass filtration performance test under cyclic flow conditions with continuous contaminant injection for hydraulic fluid power filter elements.

b)    A procedure for determining the contaminant capacity, particulate removal and differential pressure characteristics.

c)    A test currently applicable to hydraulic fluid power filter elements that exhibit an average filtration ratio greater than or equal to 75 for particle sizes =25 µm(c), and a final test system reservoir gravimetric level of less than 200 mg/L. It is necessary to determine by validation the range of flow rates and the lower particle size limit that can be used in test facilities.

d)    A test using ISO 12103-1 A3 medium test dust contaminant and a test fluid.

This document provides a test procedure that yields reproducible test data for appraising the filtration performance of a hydraulic fluid power filter element without influence of electrostatic charge.

This document is applicable to three test conditions:

    Base upstream gravimetric level of 3 mg/L

    Base upstream gravimetric level of 10 mg/L

    Base upstream gravimetric level of 15 mg/L.

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Directives : Not yet available in DB

Informations supplémentaires

Auteur Bureau de Normalisation Belge (NBN)
Edité par NBN
Type de document Norme
ICS 23.100.60 : Filtres, dispositifs d'étanchéité et contamination des fluides
Remplace NBN ISO 23369:2021
Historique No
Mot-clé ISO 23369, ISO 23369:2023