BS EN ISO 29463-5:2022
$167.15
High-efficiency filters and filter media for removing particles in air – Test method for filter elements
Published By | Publication Date | Number of Pages |
BSI | 2022 | 38 |
PDF Catalog
PDF Pages | PDF Title |
---|---|
2 | undefined |
4 | European foreword Endorsement notice |
7 | Foreword |
8 | Introduction |
9 | 1 Scope 2 Normative references 3 Terms, definitions, symbols and abbreviated terms 3.1 Terms and definitions |
10 | 3.2 Symbols and abbreviated terms |
11 | 4 Efficiency test methods 4.1 Reference efficiency test method 4.2 Alternate efficiency test method for groups H and U filters 4.3 Statistical efficiency test method for low efficiency filters — Group E filters |
12 | 5 Test filter 6 Test apparatus 6.1 General |
13 | 6.2 Test duct 6.2.1 Test air conditioning 6.2.2 Adjustment of the volume flow rate 6.2.3 Measurement of the volume flow rate 6.2.4 Aerosol mixing section |
14 | 6.2.5 Test filter mounting assembly 6.2.6 Measuring points for the pressure drop 6.2.7 Sampling 6.3 Aerosol generation and measuring instruments 6.3.1 General |
15 | 6.3.2 Apparatus for testing with a mono-disperse test aerosol 6.3.3 Apparatus for testing with a poly-disperse test aerosol |
19 | 7 Conditions of the test air |
20 | 8 Test procedure 8.1 Preparatory checks 8.2 Starting up the aerosol generator 8.3 Preparation of the test filter 8.3.1 Installation of the test filter 8.3.2 Flushing the test filter 8.4 Testing 8.4.1 Measuring the pressure drop |
21 | 8.4.2 Testing with a mono-disperse test aerosol 8.4.3 Testing with a poly-disperse test aerosol 8.4.4 Testing filters with charged media 9 Evaluation |
23 | 10 Test report |
24 | 11 Maintenance and inspection of the test apparatus |
25 | Annex A (normative) Alternate efficiency test method from scan testing |
26 | Annex B (informative) Testing and classification method for filters with MPPS ≤ 0,1 µm (e.g. membrane medium filters) |
29 | Annex C (normative) Method for testing and classification of filters using media with charged fibres |
35 | Annex D (informative) Traditional efficiency test methods for HEPA and ULPA filters |
36 | Bibliography |