BS EN 779:2012
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Particulate air filters for general ventilation. Determination of the filtration performance
Hardcopy , PDF
07-11-2018
English
04-30-2012
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviated terms
5 Requirements
6 Classification
7 Test rig and equipment
8 Qualification of test rig and apparatus
9 Test materials
10 Test procedure for the filter
11 Test method for discharging of filter material
12 Uncertainty calculation of the test results
13 Reporting
Annex A (informative) - Shedding from filters
Annex B (informative) - Commentary
Annex C (informative) - Pressure drop calculation
Annex D (informative) - Example of a completed test report
Bibliography
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