NEN EN 12239 : 2001
Current
The latest, up-to-date edition.
VENTILATION FOR BUILDINGS - AIR TERMINAL DEVICES - AERODYNAMIC TESTING AND RATING FOR DISPLACEMENT FLOW APPLICATIONS
12-01-2013
Foreword
1 Scope
2 Normative references
3 Terms, definitions and symbols
3.1 Terms and definitions
3.2 Symbols
4 Types of air terminal devices
5 Method of test
5.1 Principle
5.2 Test set-up
5.3 Installation
5.3.1 General
5.3.2 Test installation D
5.3.3 Test installation P
5.4 Velocity instruments
5.5 Test room
5.6 Procedure
5.6.1 General
5.6.2 Measuring with tracer gas
5.6.3 Measuring with zero pressure-difference method
5.7 Expression of results
5.7.1 Pressure measurement for a given flow rate
5.7.2 Velocity measurement
5.7.3 Induction rate measurement
6 Uncertainty
Defines methods for the laboratory aerodynamic testing and rating of low velocity air terminal devices for displacement flow applications, including the specification of suitable test facilities and measurement techniques.
| DocumentType |
Standard
|
| PublisherName |
Netherlands Standards
|
| Status |
Current
|
| Standards | Relationship |
| BS EN 12239:2001 | Identical |
| EN 12239:2001 | Identical |
| DIN EN 12239:2001-11 | Identical |
| UNI EN 12239 : 2006 | Identical |
| UNE-EN 12239:2002 | Identical |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.