DD ISO/TS 21220:2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Particulate air filters for general ventilation. Determination of filtration performance
Hardcopy , PDF
31-12-2016
English
30-11-2009
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviated terms
4 Filter
5 Classification/rating
6 Test rig and equipment
7 Qualification of test rig and apparatus
8 Test materials
9 Test procedure
10 Uncertainty calculation of the test results
11 Test report
Annex A (normative) - Conditioning test
Annex B (informative) - Shedding from filters
Annex C (informative) - Commentary
Annex D (normative) - Pressure drop calculation
Bibliography
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