1、Multiple split-system air conditioners and air-to-air heat pumps Testing and rating for performanceBS ISO 15042:2017BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06 ISO 2017Multiple split-system air conditioners and air-to-air heat pumps Testing and rating for perfor
2、manceClimatiseurs et pompes chaleur air/air multi-split Essais et dtermination des caractristiques de performanceINTERNATIONAL STANDARDISO15042Second edition2017-07Reference numberISO 15042:2017(E)National forewordThis British Standard is the UK implementation of ISO 15042:2017. It supersedes BS ISO
3、 15042:2011, which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee RHE/17, Testing of air conditioning units.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all th
4、e necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2017 Published by BSI Standards Limited 2017ISBN 978 0 580 83216 1ICS 27.080; 23.120Compliance with a British Standard cannot confer immunity from legal obligations. This Britis
5、h Standard was published under the authority of the Standards Policy and Strategy Committee on 31 July 2017.Amendments/corrigenda issued since publicationDate Text affected BRITISH STANDARDBS ISO 15042:2017 ISO 2017Multiple split-system air conditioners and air-to-air heat pumps Testing and rating f
6、or performanceClimatiseurs et pompes chaleur air/air multi-split Essais et dtermination des caractristiques de performanceINTERNATIONAL STANDARDISO15042Second edition2017-07Reference numberISO 15042:2017(E)BS ISO 15042:2017ISO 15042:2017(E)ii ISO 2017 All rights reservedCOPYRIGHT PROTECTED DOCUMENT
7、ISO 2017, Published in SwitzerlandAll rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permi
8、ssion. Permission can be requested from either ISO at the address below or ISOs member body in the country of the requester.ISO copyright officeCh. de Blandonnet 8 CP 401CH-1214 Vernier, Geneva, SwitzerlandTel. +41 22 749 01 11Fax +41 22 749 09 47copyrightiso.orgwww.iso.orgBS ISO 15042:2017ISO 15042
9、:2017(E)ii ISO 2017 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO 2017, Published in SwitzerlandAll rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or
10、 posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISOs member body in the country of the requester.ISO copyright officeCh. de Blandonnet 8 CP 401CH-1214 Vernier, Geneva, SwitzerlandTel. +41 22 749 01 11Fax +
11、41 22 749 09 47copyrightiso.orgwww.iso.orgISO 15042:2017(E)Foreword vi1 Scope . 12 Normative references 23 Terms and definitions . 24 Symbols 55 Airflow setting . 85.1 General . 85.2 Airflow setting for ducted indoor units . 85.2.1 General 85.2.2 Airflow setting procedure for ducted indoor units 85.
12、3 ESP for rating 85.4 Airflow setting for non-ducted indoor units measured by air enthalpy method .105.5 Outdoor airflow . 105.6 Unit supplied without indoor fan. 106 Cooling tests .106.1 Cooling capacity test . 106.1.1 General conditions 106.1.2 Temperature conditions . 116.1.3 Test conditions126.2
13、 Maximum cooling performance test 136.2.1 General conditions 136.2.2 Temperature conditions . 136.2.3 Airflow conditions .136.2.4 Test conditions136.2.5 Performance requirements 136.3 Minimum cooling test 156.3.1 General conditions 156.3.2 Temperature conditions . 156.3.3 Airflow conditions .156.3.4
14、 Test condition 156.3.5 Performance requirements 166.4 Freeze-up drip test (applies to non-ducted multi-splits) 166.4.1 General conditions 166.4.2 Temperature conditions . 166.4.3 Airflow conditions .166.4.4 Test conditions176.4.5 Performance requirements 176.5 Condensate control test and enclosure
15、sweat test 176.5.1 General conditions 176.5.2 Temperature conditions . 176.5.3 Airflow conditions .176.5.4 Test conditions186.5.5 Performance requirements 187 Heating tests.187.1 Heating capacity tests 187.1.1 General conditions 187.1.2 Temperature conditions . 197.1.3 Airflow conditions .207.1.4 De
16、frost operation .207.1.5 Test procedure General 217.1.6 Preconditioning period . 217.1.7 Equilibrium period 21 ISO 2017 All rights reserved iiiContents PageBS ISO 15042:2017ISO 15042:2017(E)7.1.8 Data collection period 217.1.9 Test procedure when a defrost cycle (whether automatically or manually in
17、itiated) ends the preconditioning period (7.1.6) .227.1.10 Test procedure when a defrost cycle does not end the preconditioning period (7.1.6) .227.1.11 Test procedure for transient tests 237.1.12 Heating capacity test results . 247.2 Maximum heating performance test . 247.2.1 General conditions 247
18、.2.2 Temperature conditions . 247.2.3 Airflow conditions .257.2.4 Test conditions257.2.5 Performance requirements 257.3 Minimum heating performance test 257.3.1 General conditions 257.3.2 Temperature conditions . 257.3.3 Airflow conditions .267.3.4 Test conditions267.3.5 Performance requirements 267
19、.4 Automatic defrost performance test . 267.4.1 General conditions 267.4.2 Temperature conditions . 277.4.3 Airflow conditions .277.4.4 Test conditions277.4.5 Performance requirements 278 Heat recovery test .278.1 Heat recovery capacity ratings . 278.1.1 General conditions 278.1.2 Temperature condit
20、ions . 279 Test methods and uncertainties of measurement 289.1 Test methods 289.1.1 General. 289.1.2 Calorimeter test method 289.1.3 Indoor air enthalpy method 289.1.4 Capacity tests .299.2 Uncertainty of measurement . 299.3 Test tolerances for the capacity tests 309.4 Test tolerances for performanc
21、e tests . 3110 Test results .3110.1 Capacity results . 3110.1.1 General. 3110.1.2 Adjustments 3210.1.3 Cooling capacity calculations . 3210.1.4 Heating capacity calculations 3210.1.5 Power input of fans .3310.2 Data to be recorded 3310.3 Test report 3610.3.1 General information .3610.3.2 Rating test
22、 results 3610.3.3 Performance tests 3611 Marking provisions .3711.1 Nameplate requirements 3711.2 Nameplate information 3711.3 Split systems 3712 Publication of ratings .3812.1 Standard ratings . 38iv ISO 2017 All rights reservedBS ISO 15042:2017ISO 15042:2017(E)7.1.8 Data collection period 217.1.9
23、Test procedure when a defrost cycle (whether automatically or manually initiated) ends the preconditioning period (7.1.6) .227.1.10 Test procedure when a defrost cycle does not end the preconditioning period (7.1.6) .227.1.11 Test procedure for transient tests 237.1.12 Heating capacity test results
24、. 247.2 Maximum heating performance test . 247.2.1 General conditions 247.2.2 Temperature conditions . 247.2.3 Airflow conditions .257.2.4 Test conditions257.2.5 Performance requirements 257.3 Minimum heating performance test 257.3.1 General conditions 257.3.2 Temperature conditions . 257.3.3 Airflo
25、w conditions .267.3.4 Test conditions267.3.5 Performance requirements 267.4 Automatic defrost performance test . 267.4.1 General conditions 267.4.2 Temperature conditions . 277.4.3 Airflow conditions .277.4.4 Test conditions277.4.5 Performance requirements 278 Heat recovery test .278.1 Heat recovery
26、 capacity ratings . 278.1.1 General conditions 278.1.2 Temperature conditions . 279 Test methods and uncertainties of measurement 289.1 Test methods 289.1.1 General. 289.1.2 Calorimeter test method 289.1.3 Indoor air enthalpy method 289.1.4 Capacity tests .299.2 Uncertainty of measurement . 299.3 Te
27、st tolerances for the capacity tests 309.4 Test tolerances for performance tests . 3110 Test results .3110.1 Capacity results . 3110.1.1 General. 3110.1.2 Adjustments 3210.1.3 Cooling capacity calculations . 3210.1.4 Heating capacity calculations 3210.1.5 Power input of fans .3310.2 Data to be recor
28、ded 3310.3 Test report 3610.3.1 General information .3610.3.2 Rating test results 3610.3.3 Performance tests 3611 Marking provisions .3711.1 Nameplate requirements 3711.2 Nameplate information 3711.3 Split systems 3712 Publication of ratings .3812.1 Standard ratings . 38iv ISO 2017 All rights reserv
29、ed ISO 15042:2017(E)12.2 Other ratings 38Annex A (normative) Airflow settings for ducted units .39Annex B (normative) Test requirements 44Annex C (informative) Airflow measurement 51Annex D (normative) Calorimeter test method 57Annex E (normative) Indoor air enthalpy test method 65Annex F (informati
30、ve) Part-load capacity tests and determination of energy efficiency ratios and coefficients of performance 72Annex G (informative) Individual indoor unit capacity tests .73Annex H (normative) Heat recovery test method 75Annex I (informative) Refrigerant enthalpy test method 76Annex J (informative) O
31、utdoor air enthalpy test method 78Annex K (informative) Indoor calorimeter confirmative test method .81Annex L (informative) Outdoor calorimeter confirmative test method .83Annex M (informative) Balanced-type calorimeter confirmative test method .85Annex N (informative) Cooling condensate measuremen
32、ts 86Annex O (normative) Supplemental requirements when rating fan-less (coil only) type units .87Annex P (informative) Pictorial examples of the heating capacity test procedures given in 7.1 90Bibliography .97 ISO 2017 All rights reserved vBS ISO 15042:2017ISO 15042:2017(E)ForewordISO (the Internat
33、ional 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 bee
34、n 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 stand
35、ardization.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 accorda
36、nce 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. Detail
37、s 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 e
38、ndorsement.For an explanation on the voluntary nature of standards, the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT), see the follo
39、wing URL: www .iso .org/ iso/ foreword .html.This document was prepared by Technical Committee ISO/TC 86, Refrigeration and air-conditioning, Subcommittee SC 6, Testing and rating of air-conditioners and heat pumps.This second edition cancels and replaces the first edition (ISO 15042:2011), which ha
40、s been technically revised.vi ISO 2017 All rights reservedBS ISO 15042:2017ISO 15042:2017(E)ForewordISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried o
41、ut through ISO technical committees. Each member body interested in a subject for which a technical committee has 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 c
42、ollaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.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 ap
43、proval criteria needed for the different types of ISO documents should be noted. This document was drafted in accordance 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
44、the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details 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
45、).Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an explanation on the voluntary nature of standards, the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about IS
46、Os adherence to the World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT), see the following URL: www .iso .org/ iso/ foreword .html.This document was prepared by Technical Committee ISO/TC 86, Refrigeration and air-conditioning, Subcommittee SC 6, Testing and rating of
47、air-conditioners and heat pumps.This second edition cancels and replaces the first edition (ISO 15042:2011), which has been technically revised.vi ISO 2017 All rights reserved INTERNATIONAL STANDARD ISO 15042:2017(E)Multiple split-system air conditioners and air-to-air heat pumps Testing and rating
48、for performance1 ScopeThis document specifies the performance testing, the standard conditions and the test methods for determining the capacity and efficiency ratings of air-cooled air conditioners and air-to-air heat pumps.This document is applicable to the following equipment: basic multi-split s
49、ystems, modular multi-split systems and modular heat recovery multi-split systems. These multi-split systems include air-to-air systems with non-ducted and/or ducted indoor units with integral fans and indoor units supplied without fans.This document is limited to: residential, commercial and industrial split-system air conditioners and heat pumps; factory-made, electrically driven and use mechanical compression; single- and multiple-circuit split-systems which utilize one or more compressors with no more than two steps o
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