FPREN 50193-1-2016 Electric instantaneous water heaters - Methods for measuring the Performance - Part 1 General requirements.pdf

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1、Responsible Committee Secretary: Mr Roger G Tanfield (BSI)Direct tel: 020 8996 7218E-mail: WARNING: THIS IS A DRAFT AND MUST NOT BE REGARDED OR USED AS A BRITISH STANDARD.THIS DRAFT IS NOT CURRENT BEYOND 31 March 2016This draft is issued to allow comments from interested parties; all comments will b

2、e given consideration prior to publication. Noacknowledgement will normally be sent. See overleaf for information on the submission of comments.No copying is allowed, in any form, without prior written permission from BSI except as permitted under the Copyright, Designsand Patent Act 1988 or for cir

3、culation within a nominating organization for briefing purposes. Electronic circulation is limited todissemination by e-mail within such an organization by committee members.Further copies of this draft may be purchased from BSI Shop http:/or from BSI Customer Services, Tel: +44(0) 20 8996 9001 or e

4、mail .British, International and foreign standards are also available from BSI Customer Services.Information on the co-operating organizations represented on the committees referenced above may be obtained fromhttp:/Latest date for receipt of comments: 31 March 2016 Project No. 2015/03093Responsible

5、 committee: CPL/59 Performance of household electrical appliancesInterested committees: Date: 05 February 2016Origin: EuropeanDPC: 16 / 30333511 DCForm 36Draft for Public CommentBSI Group Headquarters389 Chiswick High Road London W4 4ALTel: +44 (0)20 8996 9000Fax: +44 (0)20 8996 Title: Draft BS EN 5

6、0193-1 Electric instantaneous water heaters - Methods for measuring the performancePart 1: General requirementsPlease notify the secretary if you are aware of any keywords that might assist in classifying or identifying the standard or if thecontent of this standardi) has any issues related to 3rd p

7、arty IPR, patent or copyrightii) affects other national standard(s)iii) requires additional national guidance or informationIntroductionThis draft standard is based on European discussions in which the UK took an active part. Your comments on this draft arewelcome and will assist in the preparation

8、of the consequent British Standard. Comment is particularly welcome on nationallegislative or similar deviations that may be necessary.Even if this draft standard is not approved by the UK, if it receives the necessary support in Europe, the UK will be obliged topublish the official English Language

9、 text unchanged as a British Standard and to withdraw any conflicting standard.UK VotePlease indicate whether you consider the UK should submit a negative (with reasons) or positive vote on this draft.EXAMPLEONLYMicrosoft and MS-DOS are registered trademarks, and Windows is a trademark of Microsoft

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11、he Responsible Committee Secretary at the address given on thefront cover. Comments should be compatible with version 6.0 or version 97 of Microsoft Word for Windows, if possible;otherwise comments in ASCII text format are acceptable. Any comments not submitted electronically should still adhereto t

12、hese format requirements.- All comments submitted should be presented as given in the example below. Further information on submitting comments andhow to obtain a blank electronic version of a comment form are available from the BSI website at:http:/ for comments and secretariat observationsDate: xx

13、/xx/20xx Document: ISO/DIS xxxx1 2 (3) 4 5 (6) (7)MB Clause No./ SubclauseNo./Annex(e.g. 3.1)Paragraph/Figure/Table/NoteType of com-mentCommend (justification for change) by theMBProposed change by the MB Secretariat observations on eachcomment submitted3.1 Definition 1 ed Definition is ambiguous an

14、d needs clarifying. Amend to read .so that the mains connectorto which no connection.6.4 Paragraph 2 te The use of the UV photometer as analternative cannot be supported asserious problems have been encountered in itsuse in the UK.Delete reference to UV photometer.EUROPEAN STANDARD NORME EUROPENNE E

15、UROPISCHE NORM FINAL DRAFT FprEN 50193-1 January 2016 ICS 91.140.65 Will supersede EN 50193-1:2013English Version Electric instantaneous water heaters - Methods for measuring the Performance - Part 1: General requirements Chauffe-eau lectriques instantans - Partie 1: Exigences gnrales Elektro-Durchf

16、luss-Wassererwrmer - Teil 1: Allgemeine Anforderungen This draft European Standard is submitted to CENELEC members for unique acceptance procedure. Deadline for CENELEC: 2016-04-15. It has been drawn up by CLC/TC 59X. If this draft becomes a European Standard, CENELEC members are bound to comply wit

17、h the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. This draft European Standard was established by CENELEC in three official versions (English, French, German). A version in any other langu

18、age made by translation under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the

19、Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United

20、 Kingdom. Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are aware and to provide supporting documentation. Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to c

21、hange without notice and shall not be referred to as a European Standard. European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2016 CEN

22、ELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Project: 59229 Ref. No. FprEN 50193-1:2016 EFprEN 50193-1:2016 2 Contents 1 European foreword . 3 2 1 Scope . 4 3 2 Normative references . 4 4 3 Terms and definitions . 4 5 4 General test conditions

23、6 6 4.1 Measurement Equipment . 6 7 4.2 Number of appliances to be tested 6 8 4.3 General conditions . 6 9 4.4 Test setup . 7 10 5 Energy efficiency 7 11 5.1 Test methods 7 12 5.1.1 General 7 13 5.1.2 Static efficiency . 7 14 5.1.3 Start up losses 8 15 5.1.4 Determination of the smart control factor

24、 SCF . 8 16 5.1.5 Determination of smart control compliance . 9 17 5.2 Calculation methods . 9 18 5.2.1 General 9 19 5.2.2 Daily energy demand 9 20 5.2.3 Correction factor 9 21 5.2.4 Energy efficiency . 10 22 5.2.5 5.2.4 Annual electricity consumption 10 23 Annex A (informative) This Annex only info

25、rms about the content of the normative regulation 24 Nr. Load pattern 11 25 Annex B (normative) Test setup 15 26 Annex C (informative) Alternative test methods under development 19 27 C.1 General . 19 28 C.2 Annual energy consumption . 19 29 Annex ZZA (informative) Relationship between this European

26、 Standard and the requirements of 30 Commission Regulation (EU) No 812/2013 . 21 31 Annex ZZB (informative) Relationship between this European Standard and the requirements of 32 Commission Regulation (EU) No 814/2013 . 22 33 Bibliography 23 34 35 FprEN 50193-1:2016 3 European foreword 36 This docum

27、ent (FprEN 50193-1:2016) has been prepared by CLC/TC 59X “Performance of household 37 and similar electrical appliances“. 38 This document is currently submitted to the Unique Acceptance Procedure. 39 The following dates are proposed: 40 latest date by which the existence of this document has to be

28、announced at national level (doa) dor + 6 months latest date by which this document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) dor + 12 months latest date by which the national standards conflicting with this document have to be w

29、ithdrawn (dow) dor + 36 months (to be confirmed or modified when voting) This document will supersede EN 50193-1:2013. 41 FprEN 50193-1:2016 includes the following significant technical changes with respect to EN 50193-42 1:2013: 43 This document has been prepared under a mandate given to CENELEC by

30、 the European Commission 44 and the European Free Trade Association, and supports essential requirements of EU Directive(s). 45 For the relationship with EU Directive(s) see informative Annex ZZA and ZZB, which are integral parts of 46 this document. 47 FprEN 50193-1:2016 4 1 Scope 48 This European

31、Standard applies to electric instantaneous water heaters for domestic hot water heating 49 for household and similar applications, which show both of the following characteristics: 50 fulfilling at least one load pattern from Annex A; 51 heating up to temperatures below the boiling temperature. 52 T

32、his European Standard specifies terms, definitions and measurement methods for the assessment of 53 energy efficiency. 54 This European Standard does not take into account requirements regarding the safety of the appliances. 55 2 Normative references 56 The following documents, in whole or in part,

33、are normatively reference in this document and are 57 indispensable for its application. For dated references, only the edition cited applies. For undated 58 references, the latest edition of the referenced document (including any amendments) applies. 59 EN ISO 228-1, Pipe threads where pressure-tig

34、ht joints are not made on the threads - Part 1: 60 Dimensions, tolerances and designation (ISO 228-1) 61 3 Terms and definitions 62 For the purposes of this document, the following terms and definitions apply. 63 3.1 64 instantaneous water heater 65 appliance intended to heat water while it flows th

35、rough the appliance 66 3.1.1 67 electric instantaneous water heater 68 electric powered instantaneous water heater 69 3.1.2 70 closed instantaneous water heater 71 instantaneous water heater intended to operate at the pressure of the water system, the flow of water 72 being controlled by one or more

36、 valves in the outlet system 73 3.1.3 74 open-outlet instantaneous water heater 75 instantaneous water heater in which the flow of water is controlled by a valve in the inlet pipe, there 76 being no valve in the outlet pipe 77 3.1.4 78 hydraulic instantaneous water heater 79 instantaneous water heat

37、er each of whose heating elements are switched on or off, depending on the 80 water flow rate or water pressure 81 3.2 82 temperature selector 83 actuator which presets the temperature set point value of the water outlet and which can be adjusted by 84 the user 85 3.3 86 temperature control 87 actua

38、tor which adjusts the temperature of the outlet water by means of varying the flow of water through 88 the appliance or by varying the power applied to the heater(s) or by a combination of the two 89 FprEN 50193-1:2016 5 3.4 90 independent flow control 91 actuator which adjusts the flow of water thr

39、ough the appliance with no significant change in the outlet 92 water temperature 93 3.5 94 flow regulator 95 actuator which limits the flow of water through the appliance regardless of variations in line pressure 96 3.6 97 flow restrictor 98 device which defines a flow of water through the appliance

40、 for a set pressure 99 3.7 100 power selector 101 actuator which presets electrical power of the unit and which can be adjusted by the user 102 Note 1 to entry: The water outlet temperature depends on flow rate and/or inlet temperature. 103 3.8 104 load profile/load pattern 105 a means of illustrati

41、ng the power consumption of an instantaneous water heater over a 24 hour period 106 3.9 107 smart control 108 a system that can demonstrate a reduction in energy consumption 109 3.10 110 useable water 111 water at or above the temperature Tmfor the relevant draw-off and load pattern specified in the

42、 tables of 112 Annex A 113 FprEN 50193-1:2016 6 4 General test conditions 114 4.1 Measurement Equipment 115 The table below gives the accuracy of measurement equipment. 116 Table 1 Measurement Equipment Accuracy 117 Measurement parameters Unit Measurement uncertainty (accuracy) Remarks Ambient tempe

43、rature C/K 1 K 5) Time S 0,1 s 2) Cold inlet water temperature C/K 0,2 K 2) 101) Hot outlet water temperature C/K 1 K 1) 2) Water flow rate l/min 0,1 l/min or 1% 2) 4) Water pressure Mpa 5 % 3) input power kW 1 % 2) Input power W 1 % 5) Voltage V 0,5 % 2) Current A 0,5 % 2) 1) Thermocouple with a di

44、ameter of maximum 0.5 mm, in midstream, positioned directly at the outlet and inlet of the appliance. 2) The measured values shall be expressed rounded to one decimal place. 3) The measured values shall be expressed rounded to three decimal places. 4) Whichever is higher 5) The measured values shall

45、 be expressed rounded to integer. 101) The cold water temperature Tcoldshall be 15C5Kfor the performance tests according to clause 102ff. 4.2 Number of appliances to be tested 118 The tests shall be performed on the same appliance. 119 4.3 General conditions 120 Unless otherwise specified, the appli

46、ance shall be installed, commissioned and operated in accordance 121 with the information provided in the installation and operating instructions. 122 Commissioning procedures shall be repeated following a supply voltage interruption, if required by the 123 installation and operating instructions. 1

47、24 The supply voltage shall be maintained at the main terminal at 230 V 1 % or at 400 V 1 % as defined 125 by the manufacturers installation guide, while the heating elements are switched on. The supply 126 frequency shall be at a nominal 50 Hz 1 %. 127 The measured voltage and frequency of the powe

48、r supply used during testing shall be reported. 128 The tests shall be carried out in a draft free environment at an ambient temperature of 20C 5C. The 129 environment shall not deviate by more than 2K during the test period. 130 The flow rates provided to the appliance for the test shall be maintai

49、ned within a tolerance of 0.3l/min or 131 3% whichever is higher but shall be not be below the minimum required for the individual draw off. The 132 flow rates supplied during the test shall be reported. 133 FprEN 50193-1:2016 7 Unless otherwise specified cold inlet water temperature shall be 10 C 1 C 134 4.4 Test setup 135 The appliance shall be installed in accordance wit