NEN EN 442-2 : 2014

Foreword
Introduction
1 Scope
2 Normative references
3 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 (normative) 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 (Phi[M]) values of the
                      master radiators primary set
Annex J (normative) Traceability of the thermal output measurement
                      of radiators and convectors

Specifies procedures for determining the standard thermal outputs and other characteristics of 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 energy source.