1、March 2016 English price group 31No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 97.130.20!%N%N“2430243www.din.deDI
2、N EN ISO 23953-2Refrigerated display cabinets Part 2: Classification, requirements and test conditions (ISO 23953-2:2015);English version EN ISO 23953-2:2015,English translation of DIN EN ISO 23953-2:2016-03Verkaufskhlmbel Teil 2: Klassifizierung, Anforderungen und Prfbedingungen (ISO 23953-2:2015);
3、Englische Fassung EN ISO 23953-2:2015,Englische bersetzung von DIN EN ISO 23953-2:2016-03Meubles frigorifiques de vente Partie 2: Classification, exigences et mthodes dessai (ISO 23953-2:2015);Version anglaise EN ISO 23953-2:2015,Traduction anglaise de DIN EN ISO 23953-2:2016-03SupersedesDIN EN ISO
4、23953-2:2012-09www.beuth.deDocument comprises 96 pagesDTranslation by DIN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.03.16 DIN EN ISO 23953-2:2016-03 2 A comma is used as the decimal marker. National foreword This document (EN ISO 23953-2:2015) ha
5、s been prepared by Technical Committee CEN/TC 44 “Commercial and Professional Refrigerating Appliances and Systems, Performance and Energy Consumption” (Secretariat: UNI, Italy), Working group WG 1 “Commercial refrigerated display cabinets” in collaboration with Technical Committee ISO/TC 86 “Refrig
6、eration and air-conditioning”. The responsible German body involved in its preparation was DIN-Normenausschuss Kltetechnik (DIN Standards Committee Refrigeration Technology), Working Committee NA 044-00-07 AA Gewerbe- und Verkaufskhlmbel. Amendments This standard differs from DIN EN ISO 23953-2:2012
7、-09 as follows: a) editorial and technical improvements, corrections and/or clarifications have been made throughout the text to better apply the standard; b) a new Annex D “Performance and energy rating of commercial refrigerated display cabinets” has been added. Previous editions DIN 8954: 1964-07
8、 DIN 8954-1: 1980-04 DIN 8954-2: 1974-02 DIN 8954-3: 1974-02, 1983-10 DIN 8954-4: 1974-04, 1983-10 DIN 8954-5: 1974-02 DIN 8954-6: 1974-02 DIN 8954-8: 1974-02 DIN 8954-9: 1974-02 DIN 8954-10: 1981-12 DIN 8963: 1983-10, 1987-05 DIN EN 441-2: 1995-01 DIN EN 441-3: 1995-01 DIN EN 441-4: 1995-01 DIN EN
9、441-5: 1996-03 DIN EN 441-6: 1995-01 DIN EN 441-7: 1995-01 DIN EN 441-8: 1995-01 DIN EN 441-9: 1995-01 DIN EN 441-10: 1995-01 DIN EN ISO 23953-2: 2006-02, 2012-09 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 23953-2 November 2015 ICS 97.130.20 Supersedes EN ISO 23953-2:2005English Versio
10、n Refrigerated display cabinets - Part 2: Classification, requirements and test conditions (ISO 23953-2:2015) Meubles frigorifiques de vente - Partie 2: Classification, exigences et mthodes dessai (ISO 23953-2:2015) Verkaufskhlmbel - Teil 2: Klassifizierung, Anforderungen und Prfbedingungen(ISO 2395
11、3-2:2015) This European Standard was approved by CEN on 3 October 2015. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliograp
12、hical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibili
13、ty 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 members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic o
14、f Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey andUnited Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATIO
15、N EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2015 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 23953-2:2015 EEuropean foreword .41 Scope . 62 Normative references 63 Terms
16、, definitions, symbols and abbreviated terms . 63.1 General . 63.2 Compression-type refrigeration systems . 73.3 Indirect refrigeration-type systems 84 Requirements 84.1 Construction 84.1.1 General 84.1.2 Materials 104.1.3 Thermal insulation 104.1.4 Refrigerating system 114.1.5 Electrical components
17、 114.1.6 Temperature display 114.2 Operating characteristics 124.2.1 Absence of odour and taste . 124.2.2 Classification according to temperature 134.2.3 Defrosting . 134.2.4 Water vapour condensation 134.2.5 Energy consumption . 134.2.6 Specific Energy Consumption 145 Tests 145.1 General 145.2 Test
18、s outside test room . 145.2.1 Seal test for doors and lids on low temperature applications . 145.2.2 Linear dimensions, areas . 145.3 Tests inside test room 155.3.1 General conditions 155.3.2 Preparation of test cabinet and general test procedures .245.3.3 Temperature test 505.3.4 Water vapour conde
19、nsation test . 555.3.5 Electrical energy consumption test 565.3.6 Heat extraction rate measurement when condensing unit is remote from cabinet 566 Test report 656.1 General 656.2 Tests outside test room . 656.2.1 Seal test of doors and lids . 656.2.2 Linear dimensions, areas and volumes .656.2.3 Tes
20、t for absence of odour and taste 666.3 Tests inside test room 666.3.1 General test conditions 666.3.2 Cabinet preparation .666.3.3 Temperature test 676.3.4 Water vapour condensation test . 676.3.5 Electrical energy consumption test 686.3.6 Heat extraction rate measurement when the condensing unit is
21、 remote from the cabinet 68Contents PageDIN EN ISO 23953-2:2016-03 EN ISO 23953-2:2015 (E)2Foreword 57.3 Information to be supplied by the manufacturer .71Annex A (normative) Total display area (TDA) 73Annex B (informative) Comparison between laboratory and in-store conditions 81Annex C (informative
22、) Test for absence of odour and taste .83Annex D (normative) Performance and energy rating of commercial refrigerated display cabinets 85Bibliography .94DIN EN ISO 23953-2:2016-03EN ISO 23953-2:2015 (E)37 Marking .707.1 Load limit 707.2 Marking plate 71European foreword This document (EN ISO 23953-2
23、:2015) has been prepared by Technical Committee CEN/TC 44 “Commercial refrigerated cabinets, catering refrigerating appliances and industrial refrigeration“, the secretariat of which is held by UNI, in collaboration with Technical Committee ISO/TC 86 “Refrigeration and air-conditioning“ This Europea
24、n Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by May 2016, and conflicting national standards shall be withdrawn at the latest by May 2016. Attention is drawn to the possibility that some of the elements of th
25、is 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 supersedes EN ISO 23953-2:2005. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following coun
26、tries are bound to implement this European Standard: 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, Po
27、land, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 23953-2:2015 has been approved by CEN as EN ISO 23953-2:2015 without any modification. DIN EN ISO 23953-2:2016-03 EN ISO 23953-2:2015 (E)4 ForewordISO (the Inter
28、national Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has
29、been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical st
30、andardization.The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accor
31、dance with the editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details
32、 of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received (see www.iso.org/patents).Any trade name used in this document is information given for the convenience of users and does not constitute an endor
33、sement.For an explanation on the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the WTO principles in the Technical Barriers to Trade (TBT) see the following URL: Foreword - Supplementary informationThe committee respons
34、ible for this document is ISO/TC 86, Refrigeration and air-conditioning, Subcommittee SC 7, and by Technical Committee CEN/TC 44, Commercial refrigerated cabinets, catering refrigerating appliances and industrial refrigeration in collaboration.This second edition cancels and replaces the first editi
35、on (ISO 23953-2:2005 and ISO 23953-2:2005/Amd 1:2012), which has been technically revised as follows: editorial and technical improvements, corrections and/or clarifications throughout the text to better apply the standard addition of a new Annex D “Performance and energy rating of commercial refrig
36、erated display cabinets”ISO 23953 consists of the following parts, under the general title Refrigerated display cabinets: Part 1: Vocabulary Part 2: Classification, requirements and test conditionsDIN EN ISO 23953-2:2016-03EN ISO 23953-2:2015 (E)5 1 ScopeThis part of ISO 23953 specifies requirements
37、 for the construction, characteristics and performance of refrigerated display cabinets used in the sale and display of foodstuffs. It specifies test conditions and methods for checking that the requirements have been satisfied, as well as classification of the cabinets, their marking and the list o
38、f their characteristics to be declared by the manufacturer. It is not applicable to refrigerated vending machines. It is also not applicable to cabinets intended for storage or cabinets intended for use, for instance, in catering or non-retail refrigerated applications nor does it cover the choice o
39、f the types of foodstuffs chosen to be displayed in the cabinets.2 Normative referencesThe 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, th
40、e latest edition of the referenced document (including any amendments) applies.ISO 817, Refrigerants Designation and safety classificationISO 5149-2:2014, Refrigerating systems and heat pumps Safety and environmental requirements Part 2: Design, construction, testing, marking and documentationISO 23
41、953-1:2015, Refrigerated display cabinets Part 1: VocabularyIEC 60335-1, Household and similar electrical appliances - Safety - Part 1: General requirementsIEC 60335-2-89, Household and similar electrical appliances - Safety - Part 2-89: Particular requirements for commercial refrigerating appliance
42、s with an incorporated or remote refrigerant unit or compressor3 Terms, definitions, symbols and abbreviated terms3.1 Generaltrunrunning time time during which compressor is running (or solenoid valve is open) or secondary refrigerant is circulating (or solenoid valve is open), within 24 h, expresse
43、d in hourststopstopping time time during which compressor is not running (or solenoid valve is closed) or secondary refrigerant is not circulating (or solenoid valve is closed), within 24 h and excluding defrost time, expressed in hourstdeftdefrost time time during defrost during which compressor is
44、 not running (or solenoid valve is closed) or secondary refrigerant is generally not circulating, within 24 h, but not considered as stopping time, expressed in hoursqmmass flow rate of liquid refrigerant or secondary refrigerant in kilograms per secondt time between two consecutive measuring sample
45、s, in hoursDIN EN ISO 23953-2:2016-03 EN ISO 23953-2:2015 (E)6 Nmaxnumber of measuring samples in 24 hoursndeftnumber of defrosts during 24 h24heat extraction rate during a whole day excepting defrost time, in kilowatts24-deftheat extraction rate during a whole day excepting defrost time, in kilowat
46、tsDEC direct daily electrical energy consumption, in kilowatt hours per 24 h periodDECR revised direct daily electrical energy consumption, in kilowatt hours per 24 h periodRECRCrefrigeration daily electrical energy consumption, in kilowatt hours per 24 h period, for remote cabinet for compression-t
47、ype refrigerating systemRECRIrefrigeration daily electrical energy consumption, in kilowatt hours per 24 h period, for remote cabinet for indirect refrigerating systemRECRRCrevised refrigeration daily electrical energy consumption, in kilowatt hours per 24 h period, for remote cabinet for compressio
48、n-type refrigerating systemRECARCadditional refrigeration daily electrical energy consumption, in kilowatt hours per 24 h period, for remote cabinet for compression-type refrigerating systemRECRRIrevised refrigeration daily electrical energy consumption, in kilowatt hours per 24 h period, for remote cabinet for indirect refrigerating systemRECARIadditional refrigeration daily electrical energy consumption, in kilowatt hours per 24 h period, for remote cabinet for indirect refrigerating systemTEC total daily electrical energy c
