PREN 442-2 : DRAFT 2013

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and units of measurement
5 Selection of heating appliances to be tested
6 Laboratory arrangements and test methods
7 Test report
Annex A (normative) - Master radiators dimensional
        verification
Annex B (informative) - Determination of pressure drop
Annex C (normative) - Least squares regression for a model
Annex D (normative) - Analysis of test results by the method
        of least squares multiple regression
Annex E (normative) - Specimen of the test report
Annex F (informative) - Apparatus and method for checking
        the bulk temperature measuring devices
Annex G (informative) - Examples of typical appliances
        according to Table 4
Annex H (normative) - Determination of the FM values of the
        master radiators primary set
Annex J (normative) - Traceability of the thermal output
        measurement of radiators and convectors
Annex K (normative) - Calibration Procedure
Annex L (normative) - Pretreatment and paint testing
        method

Specifies procedures for determining the standard thermal outputs and other characteristics of metallic radiators and convectors installed in a permanent manner in construction works, fed with water or steam at temperatures below 120 degrees C, supplied by a remote heat source.