NEN EN 13141-5 : 2004
Current
The latest, up-to-date edition.
VENTILATION FOR BUILDINGS - PERFORMANCE TESTING OF COMPONENTS/PRODUCTS FOR RESIDENTIAL VENTILATION - PART 5: COWLS AND ROOF OUTLET TERMINAL DEVICES
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Performance testing of aerodynamic characteristics
4.1 Pressure drop
4.1.1 Test installation
4.1.2 Test procedure
4.1.3 Analysis of results
4.2 Suction effect of a cowl
4.2.1 Test installation and conditions
4.2.2 Measurement conditions and uncertainties
4.2.3 Preliminary test
4.2.4 Wind effect and flow rate tests
4.2.5 Test procedure
4.2.6 Analysis of results
4.3 Presentation of results
5 Additional testing for fan assisted cowls
5.1 General
5.2 Aerodynamic testing
5.3 Acoustic testing
5.4 Effective power input
5.4.1 Test Method
5.4.2 Analysis of results
5.4.3 Presentation of results
Annex A (normative) Derivation of values through the
similitude law
Bibliography
Provides methods for measuring the aerodynamic and acoustic characteristics of cowls and roof outlets used in both natural and mechanical ventilation.
| DevelopmentNote |
Draft issued in October 2017. (10/2017)
|
| DocumentType |
Standard
|
| PublisherName |
Netherlands Standards
|
| Status |
Current
|
| Standards | Relationship |
| NS EN 13141-5 : 1ED 2005 | Identical |
| I.S. EN 13141-5:2004 | Identical |
| BS EN 13141-5:2004 | Identical |
| UNI EN 13141-5 : 2005 | Identical |
| ONORM EN 13141-5 : 2005 | Identical |
| DIN EN 13141-5:2005-01 | Identical |
| UNE-EN 13141-5:2005 | Identical |
| EN 13141-5:2004 | Identical |
| NF EN 13141-5 : 2005 | Identical |
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