PREN 16480 : DRAFT 2017

European foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviations
4 Minimum Required Efficiencies and Minimum
  Efficiency Index
5 Determination of the Efficiency of a Test Pump
6 Proving the Minimum Efficiency Index of a
  pump size
7 Verification of the Minimum Efficiency Index
  for a pump size
Annex A (normative) - Pump types in scope
Annex B (informative) - General remarks on the
        efficiency of rotodynamic pumps
Annex C (informative) - Mean Values of a Size
        Relevant for its Minimum Efficiency Index
Annex D (informative) - Methods recommended for
        manufacturers to determine the mean
        values of hydraulic quantities of a size relevant
        for MEI
Annex E (informative) - Numerical example
Annex F (informative) - Application of mathematical
        statistics on tests
Annex G (informative) - Measurement uncertainties
Annex H (informative) - Explanations concerning the
        methodology of the verification procedure and
        the probability of the results
Annex I (informative) - Reporting of Test Results
Annex ZA (informative) - Relationship between this
         European Standard and the Essential Requirements
         of EU Directive 2009/125/EC, establishing a framework
         for the setting of ecodesign requirements of energy
         related products and implemented by the European
         Commission Regulation (EU) No - 547/2012
Bibliography

Describes performance requirements (methods and procedures for testing and calculating) for determining the Minimum Efficiency Index (MEI) of rotodynamic glanded water pumps for pumping clean water, including where integrated in other products.