UNI EN 1822-4 : 2010
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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HIGH EFFICIENCY AIR FILTERS (EPA, HEPA AND ULPA) - PART 4: DETERMINING LEAKAGE OF FILTER ELEMENTS (SCAN METHOD)
27-06-2019
01-01-2010
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Description of the procedure
5 Test filter
6 Test apparatus
7 Test air
8 Test procedure
9 Evaluation
10 Test report
11 Maintenance and inspection of the test apparatus
Annex A (normative) - Oil Thread Leak Test
Annex B (normative) - Determining the test parameters
Annex C (informative) - Example of an application with
evaluation
Annex D (informative) - Leak Test with solid PSL Aerosol
Annex E (informative) - 0,3 [mu]m - 0,5 [mu]m Particle
Efficiency Leak Test
Bibliography
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