I.S. EN 12412-2:2003
Current
The latest, up-to-date edition.
THERMAL PERFORMANCE OF WINDOWS, DOORS AND SHUTTERS - DETERMINATION OF THERMAL TRANSMITTANCE BY HOT BOX METHOD - PART 2: FRAMES
Hardcopy , PDF
English
01-01-2003
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, symbols, units and subscripts
4 Principle
5 Requirements for test specimen and apparatus
5.1 General
5.2 Surround panels
5.3 Specimen requirements and location
5.3.1 Complete frames for windows and doors
5.3.2 Frame and sash, transom or mullion profile
sections
5.4 Calibration panels
5.5 Temperature measurement and baffle positions
6 Test procedure
6.1 General
6.2 Calibration measurements
6.2.1 General
6.2.2 Total surface resistance
6.2.3 Surface resistances and surface coefficients
of heat transfer
6.2.4 Surround panel and edge effects
6.3 Measurement procedure for test specimens
7 Test report
Annex A (normative) Determination of environmental
temperature
A.1 General
A.2 Environmental temperature
A.3 Mean radiant temperature
A.4 Convective surface heat transfer coefficient
Annex B (normative) Linear thermal transmittance of the
edge zone
Annex C (informative) Example of calibration test and
measurement of frame specimen
C.1 Calibration test with panel size 1,23 m x 1,48 m
C.2 Frame specimen measurement
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