I.S. EN 14500:2021
Current
The latest, up-to-date edition.
Blinds and shutters - Thermal and visual comfort - Test and calculation methods
Hardcopy , PDF
English
29-03-2021
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Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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European foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Notations used
5 Test and calculation methods to be used according to product - Guidelines
6 Determination of transmittance and reflectance with an integrating sphere
7 Determination of τn-n and τdir-dir from direct measurement
8 Determination of the cut-off angle
9 Determination of darkening performance of solar protection devices and opacity performance of curtain materials
10 Calculation of the diffuse hemispherical transmittance τdif-h
11 Test report
Annex A (informative) Examples of test equipment for darkening and opacity characteristics determination
Annex B (informative) Determination of openness coefficient
Annex C (informative) Determination of infrared properties
Annex D (informative) Approach in case of projecting solar protection devices
Annex E (informative) Decision tree for critical samples
Annex F (informative) Additional information for venetian blinds and louvres
Annex G (informative) Additional information for shutters
Bibliography
This document defines test and calculation methods for the determination of the reflection and transmission characteristics to be used to determine the thermal and visual comfort performance classes of external blinds, internal blinds and shutters, as specified in EN 14501:2021.
| Committee |
CEN/TC 33
|
| DocumentType |
Standard
|
| Pages |
90
|
| ProductNote |
This standard is also refers to CIE 130:1998.
The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document. |
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN 14500:2021 | Identical |
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