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BS EN ISO 29463-5:2022

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
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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

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BS EN ISO 29463-5:2022
$167.15