1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 16297-3:2012Pumps Rotodynamic pumps Glandless circulatorsPart 3: Energy efficiency index (EEI) forcirculators integrated in productsBS EN 16297-3:2012 BRITISH STANDARDNatio
2、nal forewordThis British Standard is the UK implementation of EN 16297-3:2012. The UK participation in its preparation was entrusted to TechnicalCommittee MCE/6, Pumps and pump testing.A list of organizations represented on this committee can be obtained on request to its secretary.This publication
3、does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2012. Published by BSI Standards Limited 2012ISBN 978 0 580 75133 2 ICS 23.080 Compliance with a British Standard cannot confer immunity from l
4、egal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 October 2012.Amendments issued since publicationDate T e x t a f f e c t e dBS EN 16297-3:2012EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 16297-3 October 2012 ICS 23
5、.080 English Version Pumps - Rotodynamic pumps - Glandless circulators - Part 3: Energy efficiency index (EEI) for circulators integrated in products Pompes - Pompes rotodynamiques - Circulateurs sans presse-toupe - Partie 3: Calcul de lindice defficacit nergtique (EEI) pour les circulateurs intgrs
6、dans des produits Pumpen - Kreiselpumpen - Umwlzpumpen in Nassluferbauart - Teil 3: Berechnung des Energieeffizienzindexes (EEI) von in Produkte integrierten Umwlzpumpen This European Standard was approved by CEN on 18 August 2012. CEN members are bound to comply with the CEN/CENELEC Internal Regula
7、tions which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member
8、. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN
9、 members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, P
10、ortugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2012 CEN All rights of exploitation in any form and b
11、y any means reserved worldwide for CEN national Members. Ref. No. EN 16297-3:2012: EBS EN 16297-3:2012EN 16297-3:2012 (E) 2 Contents Page Foreword 3Introduction .41 Scope 52 Normative references 53 Terms and definitions .54 Symbols and units .65 Performance requirements and safety requirements 66 Ca
12、lculation of energy efficiency index (EEI) .66.1 General conditions 66.2 Procedure .66.2.1 Load profile for calculation of average compensated power input, PLavg66.2.2 Part load points of circulators integrated in products .66.2.3 Test conditions 76.2.4 Calculation of average compensated power input
13、, PL,avg.76.2.5 Calculation of energy efficiency index (EEI), EEI.7Annex ZA (informative) Relationship between this European Standard and the requirements of Commission Regulation (EC) No 641/2009 .8BS EN 16297-3:2012EN 16297-3:2012 (E) 3 Foreword This document (EN 16297-3:2012) has been prepared by
14、 Technical Committee CEN/TC 197 “Pumps”, the secretariat of which is held by AFNOR. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by April 2013, and conflicting national standards shall be withdraw
15、n at the latest by April 2013. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document has been prepared under a mandate given t
16、o CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s). For relationship with EU Directive(s), see informative Annex ZA, which is an integral part of this document. EN 16297 consists of the following parts under the general ti
17、tle Pumps Rotodynamic pumps Glandless circulators: Part 1: General requirements and procedures for testing and calculation of energy efficiency index (EEI); Part 2: Calculation of energy efficiency index (EEI) for standalone circulators; Part 3: Energy efficiency index (EEI) for circulators integrat
18、ed in products. According to the CEN/CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedo
19、nia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 16297-3:2012EN 16297-3:2012 (E) 4 Introduction This European Stan
20、dard has been prepared under mandate M/469 EN of 22 June 2010 given to CEN by the European Commission and the European Free Trade Association to provide a means of conforming to Requirements of the EU Directive 2005/32/EC of 6 July 2005 and Commission Regulation (EC) 641/2009 of 22 July 2009 by desc
21、ribing procedures for measurement and calculation of hydraulic power, power consumption, and energy efficiency index of BS EN 16297-3:2012EN 16297-3:2012 (E) 5 1 Scope This European Standard specifies the procedure for calculating the energy efficiency index (EEI) of circulators integrated in produc
22、ts. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any a
23、mendments) applies. EN 809:1998+A1:2009, Pumps and pump units for liquids Common safety requirements EN 16297-1:2012, Pumps Rotodynamic pumps Glandless circulators Part 1: General requirements and procedures for testing and calculation of energy efficiency index (EEI) EN 60335-2-51:2003, Household a
24、nd similar electrical appliances Safety Part 2-51: Particular requirements for stationary circulation pumps for heating and service water installations 3 Terms and definitions For the purpose of this document, the terms and definitions given in EN 16297-1:2012 and the following apply. 3.1 circulator
25、s integrated in products circulator designed to operate dependently of a product that generates and/or transfers heat Note 1 to entry For the purpose of this document, the term circulator is used in the following in place of circulators integrated in products 3.2 specific speed of a circulator dimen
26、sionless quantity used to classify pump impellers as to their type and proportions Note 1 to entry Specific speed of a circulator is calculated by: 0,7560sQnnH= where: ns is specific speed of a circulatorn is rotational speed in r.p.m. in this instance n100%defined at Q100%and H100%Q is flow rate in
27、 this instance defined as Q100% (see also EN 16297-1)H is Head in this instance defined as H100% (see also EN 16297-1) Note 2 to entry n100% is determined by linear interpolation of speeds around Q100%and H100% 3.3 inline pump housing pump housing where inlet and outlet are on the same axis BS EN 16
28、297-3:2012EN 16297-3:2012 (E) 6 4 Symbols and units For the purpose of this document, the symbols, quantities and units given in Table 1 of EN 16297-1:2012 apply. 5 Performance requirements and safety requirements The requirements of EN 16297-1, EN 809 and EN 60335-2-51 apply. 6 Calculation of energ
29、y efficiency index (EEI) 6.1 General conditions Circulators integrated in products shall be dismantled from the product and measured with a reference pump housing; Circulators without pump housing intended to be integrated in a product shall be measured with a reference pump housing. 6.2 Procedure 6
30、.2.1 Load profile for calculation of average compensated power input, PLavgThe load profile for circulators integrated in products is shown in Table 1. Table 1 Load profile for calculation of average compensated power input, PL,avgQ in % of Q100%Time in % of annual operating hours 100 L1 = 6 752 = 1
31、5 50 L3 = 35 254 = 44 6.2.2 Part load points of circulators integrated in products Part load operating points are measured by using following procedure: a) Calculate Hrefat each part load point on the reference control curve (see Figure 4 in EN 16297-1:2012). b) If a circulator has a differential pr
32、essure control mode then follow the procedure specified in EN 16297-2. Otherwise the system curve and speed of the circulator by using the communication interface for external signals (defined by the manufacturer) to meet the part load points Figure 1. BS EN 16297-3:2012EN 16297-3:2012 (E) 7 HQH100%
33、2(Q0%, )(Q100%, H100%)nQQi % Q100%n100%ni%aKey a system curve Figure 1 Part load point 6.2.3 Test conditions 6.2.3.1 Signal generator for external signals The speed is changed via an external signal. A signal specification and/or signal generator can be required from the circulator manufacturer. 6.2
34、.4 Calculation of average compensated power input, PL,avgThe average compensated power input, PL,avg, is calculated as: PP PP PPP P= + + += + + +L,avg 1 L,100% 2 L,75% 3 L,50% 4 L,25%L,100% L,75% L,50% L,25%L LLL0,06 0,15 0,35 0,446.2.5 Calculation of energy efficiency index (EEI), EEIFor product in
35、tegrated circulators, the energy efficiency index (EEI), EEI, is calculated as: L,avg L,avgEEI 20%ref ref0,49PPC = except for circulators integrated in products designed for primary circuits for thermal solar systems and for heat pumps where the energy efficiency index (EEI), EEI, is calculated as:
36、1, 3 6 1, 3 6ss3,8 3,830 30L,avg L,avgEEI 20%ref ref10491nnPPCe e = = It is permissible to substitute the parameter EEIby the abbreviation EEI in data sheets, manuals, leaflets, brochures etc. BS EN 16297-3:2012EN 16297-3:2012 (E) 8 Annex ZA (informative) Relationship between this European Standard
37、and the requirements of Commission Regulation (EC) No 641/2009 This European Standard has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association to provide a means of conforming to requirements Commission Regulation (EC) No 641/2009 of 22 July 2
38、009: implementing Directive 2005/32/EC1of the European Parliament and of the Council with regard to ecodesign requirements for glandless standalone circulators and glandless circulators integrated in products Once this standard is cited in the Official Journal of the European Union under that Commis
39、sion Regulation , compliance with the clauses of this standard given in Table ZA.1 confers, within the limits of the scope of this standard, a presumption of conformity with the corresponding requirements of that and associated EFTA regulations. Table ZA.1 Correspondence between this European Standa
40、rd and Commission Regulation (EC) No 641/2009 Clauses and sub-clauses of this EN Requirements of CommissionRegulation (EC) No 641/2009 Qualifying remarks/Notes Part 1: 6.2.1 Annex II, 2., 3. Calculation of Phyd Part 1: 6.2.2 Annex II, 2., 4. Calculation of Pref Part 1: 6.2.4 Annex II, 2., 5. Referen
41、ce control curve Part 1: 6.2.9 Annex II, 2., 9. Calculation of EEI Part 2: 6.2.5 Annex II, 2., 9. Calculation of EEI Part 3: 6.2.5 Annex II, 2., 9. Calculation of EEI WARNING Other requirements and other EU Directives may be applicable to the product(s) falling within the scope of this standard. 1Th
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