Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and classification
3.1 Terms and definitions
3.2 Classification
4 Symbols and abbreviations
5 Requirements
6 Test methods
6.1 General
6.2 Performance testing of aerodynamic characteristics
6.3 Performance testing of thermal characteristics
6.4 Performance testing of acoustic characteristics
6.5 Effective power input
7 Test results
7.1 Test report
7.2 Product specifications
7.3 Leakages
7.4 Air flow/pressure curve
7.5 Filter by-pass leakage (not applicable to filter
classes G1 to G4)
7.6 Temperature ratios
7.7 Acoustic characteristics
7.8 Effective power input
Annex A (informative) Examples of operating points, measured
values and balancing air flows for temperature ratio
measurements
Bibliography