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PREN 16480 : DRAFT 2017

Current

Current

The latest, up-to-date edition.

PUMPS - ROTODYNAMIC PUMPS - MINIMUM REQUIRED EFFICIENCY OF WATER PUMPS AND METHODS OF QUALIFICATION AND VERIFICATION

Published date

05-19-2014

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.

Committee
TC 197
DocumentType
Draft
PublisherName
Comite Europeen de Normalisation
Status
Current

ISO 9906:2012 Rotodynamic pumps — Hydraulic performance acceptance tests — Grades 1, 2 and 3
ISO 2854:1976 Statistical interpretation of data — Techniques of estimation and tests relating to means and variances
EN ISO 5198:1998 CENTRIFUGAL, MIXED FLOW AND AXIAL PUMPS - CODE FOR HYDRAULIC PERFORMANCE TESTS - PRECISION CLASS
ISO 2602:1980 Statistical interpretation of test results Estimation of the mean Confidence interval
ISO 5167-1:2003 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 1: General principles and requirements
EN ISO 9906:2012 Rotodynamic pumps - Hydraulic performance acceptance tests - Grades 1, 2 and 3 (ISO 9906:2012)
ISO 5198:1987 Centrifugal, mixed flow and axial pumps Code for hydraulic performance tests Precision grade
ISO 2186:2007 Fluid flow in closed conduits — Connections for pressure signal transmissions between primary and secondary elements
ISO 9104:1991 Measurement of fluid flow in closed conduits Methods of evaluating the performance of electromagnetic flow-meters for liquids

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