1、BS EN 16838:2016Refrigerated display scoopingcabinets for gelato Classification, requirementsand test conditionsBSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06BS EN 16838:2016 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 1683
2、8:2016.The UK participation in its preparation was entrusted to TechnicalCommittee RHE/19, Commercial refrigerated food cabinets (coldroom and display cases).A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include
3、all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2016. Published by BSI StandardsLimited 2016ISBN 978 0 580 89024 6ICS 97.130.20Compliance with a British Standard cannot confer immunity fromlegal obligations.This British S
4、tandard was published under the authority of theStandards Policy and Strategy Committee on 31 August 2016.Amendments issued since publicationDate Text affectedBS EN 16838:2016EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 16838 July 2016 ICS 97.130.20 English Version Refrigerated display scoop
5、ing cabinets for gelato - Classification, requirements and test conditions Vitrines rfrigres de vente de glace - Classification, exigences et conditions dessai Verkaufskhlmbel fr Speiseeis - Klassifizierung, Anforderungen und Prfbedingungen This European Standard was approved by CEN on 29 May 2016.
6、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 bibliographical references concerning such national standards may be obtained on a
7、pplication 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 responsibility of a CEN member into its own language and notified to the CEN-CENELEC
8、 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 of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy,
9、Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue
10、Marnix 17, B-1000 Brussels 2016 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 16838:2016 EBS EN 16838:2016EN 16838:2016 (E) 2 Contents Page European foreword . 5 1 Scope 6 2 Normative references 6 3 Terms and definitions . 6 4 Sy
11、mbols and abbreviations . 7 5 Requirements . 8 5.1 Construction 8 5.1.1 General 8 5.1.2 Materials . 9 5.1.3 Refrigerating system 9 5.1.4 Electrical components . 9 5.1.5 Temperature display 10 5.2 Operating characteristics 10 5.2.1 Absence of odour and taste. 10 5.2.2 Classification according to temp
12、erature . 11 Table 1 Temperature classes 11 Figure 1 Relevant temperature curves of M-Test gelato tubs . 12 5.2.3 Defrosting . 13 5.2.4 Water vapour condensation . 13 5.2.5 Energy consumption . 13 5.2.6 Specific Energy Consumption 13 6 Test condition 13 6.1 General . 13 Table 2 Test summary . 13 6.2
13、 Tests outside test room 14 Table 3 Examples of gelato tubs dimensions 14 6.3 Tests inside test room 14 6.3.1 General . 14 6.3.2 Test room General design, walls, floor and radiant heat . 15 Table 4 Climate classes . 16 Figure 2 Climate measuring point for gelato scooping cabinets 17 Table 5 Ingredie
14、nts of the reference test mixture 17 Figure 3 Positioning of the measuring probes . 18 Table 6 Temperature and specific enthalpy of filler test gelato tub 19 Table 7 Temperature and increase in specific enthalpy of filler test gelato tubs . 19 Figure 4 Thermal characteristics of filler test gelato t
15、ubs . 20 6.3.3 Preparation of test Gelato scooping cabinet and general test procedures . 20 Figure 5 Gelato scooping cabinet position . 22 Figure 6 Position of M-test gelato tubs in the display section 22 BS EN 16838:2016EN 16838:2016 (E) 3 Figure 7 Position of M-test gelato tubs in the storage sect
16、ion . 23 6.3.4 Temperature test 24 Figure 8 Warmest M-test gelato tub temperatures (curve a) Coldest M-test gelato tub temperatures (curve b) 26 Figure 9 Arithmetic mean temperature of M- test gelato tubs (curve d) 27 6.3.5 Water vapour condensation test . 27 Figure 10 Condensation code 28 6.3.6 Ele
17、ctrical energy consumption test 29 6.3.7 Heat extraction rate measurement when condensing unit is remote from Gelato scooping cabinet . 29 Figure 11 Gelato scooping cabinets intended for connection to compression-type refrigerating systems 32 Figure 12 Refrigeration cycle Constant evaporating pressu
18、re No cycling . 35 Figure 13 Refrigeration cycle Cycling including pump down 36 7 Test report 36 7.1 General . 36 7.2 Tests outside test room 36 Table 8 Linear dimensions, areas and volumes . 37 7.3 Tests inside test room . 37 7.3.1 General test conditions . 37 Table 9 Conditions for tests inside te
19、st room 37 7.3.2 Cabinet preparation. 37 Table 10 Gelato scooping Cabinet preparation for tests inside test room . 37 7.3.3 Temperature test 38 Table 11 Temperature test for tests inside test room . 38 7.3.4 Water vapour condensation test . 38 Table 12 Water vapour condensation test . 38 7.3.5 Elect
20、rical energy consumption test 39 Table 13 Electrical energy consumption test 39 7.3.6 Heat extraction rate measurement when the condensing unit is remote from the Gelato scooping cabinet 39 Table 14 Heat extraction rate measurement when the condensing unit is remote from the Gelato scooping cabinet
21、40 8 Marking 40 8.1 Marking plate . 40 8.2 Information to be supplied by the manufacturer . 41 Annex A (informative) Test for absence of odour and taste . 43 A.1 Preparation and testing . 43 A.1.1 Ambient temperature . 43 A.1.2 Cleaning 43 A.1.3 Thermostat setting . 43 A.1.4 Samples 43 A.1.5 Test pe
22、riod 43 BS EN 16838:2016EN 16838:2016 (E) 4 A.2 Examination of samples . 44 A.2.1 Conditions . 44 A.2.2 Evaluation . 44 Annex B (normative) Data requirements for performance and energy rating of gelato scooping cabinets . 45 B.1 Scope . 45 B.2 Terms and definitions 45 Table B.1 Designation of Gelato
23、 scooping cabinet families . 46 B.3 Data Requirements for rating of gelato Scooping Cabinets with incorporated condensing unit 46 B.3.1 General . 46 B.3.2 Evaluation of DEC . 46 B.3.3 Evaluation of FEC 47 B.3.4 Evaluation of LEC 47 B.3.5 Evaluation of AEC . 47 B.3.6 Evaluation of DFEC . 47 B.3.7 Eva
24、luation of PEC 48 B.3.8 Other Electric Energy Consumption 48 B.3.9 Alternate Components - Effect on DEC 48 B.4 Data Requirements for rating of gelato Scooping Cabinets with remote condensing unit 48 B.4.1 General . 48 Bibliography . 49 BS EN 16838:2016EN 16838:2016 (E) 5 European foreword This docum
25、ent (EN 16838:2016) has been prepared by Technical Committee CEN/TC 44 “Commercial and Professional Refrigerating Appliances and Systems, Performance and Energy Consumption”, the secretariat of which is held by UNI. This European Standard shall be given the status of a national standard, either by p
26、ublication of an identical text or by endorsement, at the latest by January 2017, and conflicting national standards shall be withdrawn at the latest by January 2017. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not b
27、e held responsible for identifying any or all such patent rights. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association. According to the CEN-CENELEC Internal Regulations, the national standards organisations of the following
28、countries 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
29、, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 16838:2016EN 16838:2016 (E) 6 1 Scope This European Standard specifies requirements for the construction, characteristics and performance of refrigerated display scooping cabinets for ge
30、lato used to sale and display artisan and self made gelato, hereafter called “gelato scooping cabinets”. 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 of their characteristics to
31、be declared by the manufacturer. 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 referen
32、ced document (including any amendments) applies. EN 60335-1, Household and similar electrical appliances Safety Part 1: General requirements (IEC 60335-1) EN 60335-2-89, Household and similar electrical appliances - Safety - Part 2-89: Particular requirements for commercial refrigerating appliances
33、with an incorporated or remote refrigerant condensing unit or compressor ISO 5149-2, Refrigerating systems and heat pumps Safety and environmental requirements Part 2: Design, construction, testing, marking and documentation 3 Terms and definitions For the purposes of this document, the following te
34、rms and definitions apply. 3.1 gelato scooping cabinets cabinet cooled by a refrigerating system which enables, to store, to display and to scoop artisan and self made gelato contained in tubs, within prescribed temperature limits Note 1 to entry: Artisan and self made gelato are hereafter called “g
35、elato”. 3.2 storage section non-visible part of the gelato scooping cabinet used only to store the product, separated from the display volume and with a different access 3.3 display section visible part of the gelato scooping cabinet used only to display and to scoop the product 3.4 covers sliding d
36、oor or night curtain or swivel panes 3.5 gelato Tub container intended to store gelato BS EN 16838:2016EN 16838:2016 (E) 7 3.6 net volume volume containing gelato within the top edge of the tub 3.7 top display area of GelatoTub area delimited by the external perimeter of a gelato tub open side 3.8 f
37、ront display area of GelatoTub area delimited by the external perimeter of a gelato tub front side 3.9 total net volume net volume of the storage section 3.10 total display area TDA sum of the top area and the front display area of each visible gelato tubs 4 Symbols and abbreviations trunrunning tim
38、e time during which compressor is running (or solenoid valve is open), within 24 h, expressed in hours tstopstopping time time during which compressor is not running (or solenoid valve is closed) within 24 h and excluding defrost time, expressed in hours tdeftdefrost time time during which compresso
39、r is running and hot gas solenoid valve is open (or reverse cycle valve is open) qmmass flow rate of liquid refrigerant in kilograms per second t time between two consecutive measuring samples, in hours Nmaxnumber of measuring samples in 24 h ndeftnumber of defrosts during 24 h DEC direct electrical
40、 energy consumption, in kilowatt hours per 24 h period RECRCrefrigeration electrical energy consumption, in kilowatt hours per 24 h period, for remote gelato scooping cabinet for compression-type refrigerating system TEC total energy consumption in kilowatt hours per 24 h period TDA total display ar
41、ea, in square meters TEC/TDA Specific Energy Consumption (SEC) for Gelato scooping cabinet expressed in kilowatt hours per 24 h per square meters trrrelative or percentage running time: deftrunstoprunrunrrtttttt=+=24(1) BS EN 16838:2016EN 16838:2016 (E) 8 where 24tt t+=run stop defth ninstant heat e
42、xtraction rate in kilowatts h8, h4specific enthalpy in kilojoules per kilogram, where state in Figure 11 corresponds to refrigerant outlet, and state in Figure 12 to refrigerant inlet, of Gelato scooping cabinet 7 refrigerant temperature at evaporator outlet, in degrees Celsius 8 refrigerant tempera
43、ture at the Gelato scooping cabinet outlet, in degrees Celsius 4refrigerant temperature at the Gelato scooping cabinet inlet, in degrees Celsius 5 refrigerant temperature at evaporator inlet, in degrees Celsius p8refrigerant pressure at the Gelato scooping cabinet outlet, in Pascals mrunarithmetic a
44、verage of evaporator-saturated temperature obtained from pressure p8by referring to table of saturation properties for refrigerant in use during trun, in degrees Celsius minarithmetic average of evaporator-saturated temperature obtained from pressure p8by referring to table of saturation properties
45、for refrigerant in use during the last 10 % of all running periods, in degrees Celsius Tmrun= mrun+ 273,15 in Kelvin 5 Requirements 5.1 Construction 5.1.1 General 5.1.1.1 Strength and rigidity The Gelato scooping cabinet and its parts shall be constructed with adequate strength and rigidity for norm
46、al conditions of handling, transport and use and attention shall be given to the following: 1) interior fittings, including shelves, baskets, rails, etc. and their supports, shall be sufficiently strong for the duty required; 2) where sliding shelves, baskets, trays or drawers are fitted they shall
47、retain their shape and ease of movement when fully loaded; 3) any fitments which are provided with stops to prevent accidental removal shall be self-supporting when fully loaded and withdrawn to the limit of the stops. 5.1.1.2 Pipes and connections Pipes and connections to moving or resiliently moun
48、ted parts shall be arranged so as not to foul or transmit harmful vibrations to other parts. All other pipes and connections shall be securely anchored and sufficient free length and/or vibration eliminators shall be provided to prevent failure due to fatigue. Where necessary, pipes and valves shall
49、 be adequately thermally insulated. BS EN 16838:2016EN 16838:2016 (E) 9 5.1.1.3 Condensate drainage Where drains, drip trays or evaporation receptacles are fitted, they shall have ample capacity and shall be easily accessible and cleanable. Any condensate or defrost water receptacle, or group of receptacles, requiring to be emptied manually shall have a capacity equivalent to at least 48 h of normal operation in the appropriate climate class for which the Gelato scooping cabinet is
