BRITISHSTANDARD BSEN328:1999
Heat exchangers -Test procedures for establishing the performanceofforced convectionunitair coolers for refrigeration British Staundard The European Standard EN 328:1999 has the status of a
ICS 23.120; 27.060.30
BS EN 328:1999
Nationalforeword
DD ENV 328:1993 which is withdrawn. The UK partipation inits preparation was entusted toTechnical Committee RHE/30, Heat exchangers, which has the responsibility to: - ald enquirers to understand the text; present to the responsible European mittee any enquiries on the intepretatonor proas forchangeadkeep teUK interests f monitor relsted intemational and European developments and promulgate them in the UK A list of organizations represented on this mittee can be obtained on request to its secretary. Cross-references The British Standards which implement intemational or European publications refered to in this document may be found in the BSI Standards Catalogue under the “Find” facility of the BSI Standards Electronic Catalogue.section entitied “Intemational Standards Correspondence Index, or by using the osdses contract Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations.
Summary of pages Thisdocuent cmprises afrontcover, aninsidefront cove,theENte age pages 2 to 37, and a back cover. The BSI copyright notice displayed in this docurment indicates when the document was last issued. beenpreparedunder the This Btish Standard, having Amendments issued since publication direction of te Engineering Sector Comjte, was published Amd. No. Date Comments under the thonty of the Standards Coemnittee and es into effect on 15 October 1999 BSI 10-1999
60ICC 0890 NHST
EUROPEANSTANDARD EN 328 NORMEEUROPEENNE EUROPAISCHENORM April 1999 ICS 23.120.00; 27.060.30 Supersedes ENV 328:1992
English version Heat exchangers-Test procedures forestablishing the performance of forced convection unit air coolersfor refrigeration determination de la performance des atrofrigoriferesBestimmung der Leistungskriterien von Echangeursthermiques-Procedures d'essai pourlaWarmeaustauscher -Prufverfahren zur a convection forcee Ventilatorluftkahlerm This European Standard was approved by CEN on 10 March 1999. CENmembersareboundto ply withtheCEN/CENELECIntemlRegulations whichstipulatethe conditonsforgiingthisEuropStdardtestasfionlstandrdwithoutanyleatinUp-tdt listsandbibliographicalreferences concrming suchnatiostandardsmaybeobtinedonapplicationto th Central Secretariat or to any CEN member. This European Standard exists in three official erss(English,FrenchGeman) versonin anyther Central Secretariat has the same status as the official versions. languagemadeby tranlation nder theresponsibilityofaCENmember into its ow language and notified to the CENmmersare natona sndadsodiefusriagiumCechRulicDmarkFinland Framn Switzerland and United Kingdom.
CEN European Commite for Standardization Comite Europeende Normalisation Europlisches Komitee fur Normung Central Secretariat: nue de Stassart, 36 B-1050 Brussels Members. 1999 CEN All rights of exploitation in ay fom and by any means reserved woridwide for CEN nationalRef. No. EN 328:1999 E
Page 2 EN328:1999 Contents Page Foreword3 Introduction4 1Scope4 2Normative references4 3Definitions4 4 Symbols9 5 Standard capacity10 6 Manufacturer’s data12 7 Measurements13 8 Testing methods and equipment16 9Test procedures19 10 Calculating the coling capacity22 11Conversion to standard conditions24 12 Test report27 Annex A (normative) Test installation for direct expansion operation28 Annex B (normative) Test installation for liquids29 Amnex C (informative) Superhcating and capacity30 Annex D (normative) Test arrangement31 Annex E (normative） Operation with liquid overfeed by pump cireulation32 Annex F (informative) Procedure to measure the oil content37 Figure A.1-Test installation for direct expansion operation28 Figure B.1-Test installation for liquids29 de pe nIa30 FigureD.1- Minimum distances for dual discharge31 Figure D.2 Minimumdistancesforsingledischarge31 Figure E.2- Figure E.1- Circuit diagram for pump circulation3637 Definition of recirculation rate Table1- Standardconditionsforrefrigerants11 Table 2- Standard conditions for liquids11 Table 3-Uncertainty of measurements1332 Table E.1Standard conditios foroperation with liquid overfeed by pump circulation
BSI 10-1999
Page3 EN 328:1999 Foreword This EuropeanStanard hasboenprepared byTechicalCommiteCEN/TC 110,Heat exchangers,the Secretariat of which is held by BSi. This European Standard replaces ENV 328:1992. or by endorsement, t the latest by October 1999,and conficting national standards shall be withdraw at the This EuropeanStandard shallbe givenhestatusfanationl standarditherbypublicatinofanidentical text latest by October1999. Francendin counriearoudthisEurpenndrd:usigiumCpubliDmkFinnd Switzeriand and the United Kingdom.
BSI 10-1999...
BRITISHSTANDARD BSEN 14705:2005 Heat exchangers Method of measurement and evaluationofthermal performances of wet cooling towers The European Standard EN 14705:2005 has the status of a British Standard IC8 27.060.30; 27.200 BSi NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW British Standards
BSEN14705:2005 Nationalforeword This British Standard is the official English language version of EN 1274:2005. The UK participation in its preparation was entrusted to Technical Committee RHE/30 Heat exchangers which has the responsibility to: aid enquirers to understand the text; present to the responsible international/European mittee any enquiries on the interpretation or proposals for change and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this mittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index or by using the “Search" facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not ofitself confer immunity from legal obligations. Summary of pages This document prises a front cover an inside front cover the EN title page pages 2 to 62 an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. This British Standard was published under the authority Amendments issued since publication of the Standards Policy and Strategy Committee Amd. No. Date Comments C BSI 28 July 2005 ISBN 0 580 46406 7
EUROPEANSTANDARD EN 14705 NORMEEUROPEENNE EUROPAISCH...
BRITISHSTANDARD BS EN 1216:1999 Incorporating Amendment No. 1 Heatexchangers Forced circulation air-cooling and air-heating coils - Test procedures for establishing the performance The European Standard EN 1216:1999 with the incorporation of amendment A1:2002 has the status of a British Standard ICS 27.060.30 BSi NO COPYINGWITHOUTBSIPERMISSIONEXCEPTAS PERMITTEDBY COPYRIGHT LAW mgraspnpvng gg xfg/deg ritishStandards Ragreduced by IHS undeor lio 06:45:13 MST Qsats -do rsant about this rsssaga: please cail the D
BS EN 1216:1999 Nationalforeword This British Standard is the English language version of EN 1216:1999 including amendment A1:2002. It supersedes DD ENV 1216:1994 which is withdrawn. The start and finish of text introduced or altered by amendment is indicated in the text by tags E) . Tags indicating changes to CEN text carry the number of the CEN amendment. For example text altered by CEN amendment A1 is indicated by @ The UK participation in its preparation was entrusted by Technical Committee RHE/30 Heat exchangers which has responsibility to: aid enquirers to understand the text; present to the responsible European mittee any enquiries on the interpretation or proposals for change and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this mittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index" or Standards Online. by using the “Search” facility of the BSI Electronic Catalogue or of British This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not ofitself confer immunity from legal obligations. Su...
BRITISHSTANDARD BSEN 1148:1999 Heatexchangers- Water-to-waterheat exchangers for district heating-Testproceduresfor establishing the performance data The European Standard EN 1148:1998 has the status of a British Standard IC8 91.140.10 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW
BS EN 1148:1999 Nationalforeword This British Standard is the English language version of EN 1148:1998. It supersedes DD ENV 1148:1994 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee RHE/30 Heat exchangers which has the responsibility to: aid enquirers to understand the text; present to the responsible European mittee any enquiries on the interpretation or proposals for change and keep the UK interests informed; monitor related intemational and European developments and promulgate them in the UK. A list of organizations represented on this mittee can be obtained on request to reas s Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled °Intemational Standards Correspondence Index* or by using the “Find° facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document prises a front cover an inside front cover the EN title page pages 2 to 9 and a back cover. This British Standard having a sopum paedad uaq Amendments issued since publication direction of the Engineering Amd. No. Date Text affected Sector Committee was published under the authority of the Standards Committee and cones into effect on 15 March 1999 ① BSI 03-1999 ISBN 0 580 30546 5
EUROPEAN STANDARD EN 1148 NORME EUROPEENNE EUROPAISCHE...
BRITISHSTANDARD BS EN 1118:1999 Incorporating Amendment No. 1 Heat exchangers Refrigerant cooled liquid coolers - Test methods for establishing the performance The European Standard EN 1118:1998 with the incorporation of amendment A1:2002 has the status of a British Standard IC8 27.060.30; 27.200 BSi NO COPYINGWITHOUTBSIPERMISSIONEXCEPTAS PERMITTEDBY COPYRIGHT LAW sngaspnpwng ge xfgldog ritishStandards Ragreduced by IHS undeor lio dope 29:24:06 MST Qsatsc -doo rsant about this rsssaga: please cail tho Doe
BS EN 1118:1999 Nationalforeword This British Standard is the English language version of EN 1118:1999 including amendment A1:2002. It supersedes DD ENV 1118:1994 which is withdrawn. The start and finish of text introduced or altered by amendment is indicated in the text by tags E) . Tags indicating changes to CEN text carry the number of the CEN amendment. For example text altered by CEN amendment A1 is indicated by @. The UK participation in its preparation was entrusted to Technical Committee RHE/30 Heat exchangers which has the responsibility to: aid enquirers to understand the text; present to the responsible European mittee any enquiries on the interpretation or proposals for change and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this mittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index or Standards Online. by using the “Search” facility of the BSI Electronic Catalogue or of British This publication doesnot purport to include allthe necessary provisionsof a contract. Users are responsible for its correct application. Compliance with a British Standard does not ofitself confer immunity from legal obligations. Summa...
BRITISHSTANDARD BS EN 1117:1999 Incorporating Amendment No. 1 Heat exchangers Liquid-cooled refrigerant condensers - Test methods for establishing the performance The European Standard EN 1117:1998 with the incorporation of amendment A1:2002 has the status of a British Standard IC8 27.060.30; 27.200 BSi NO COPYINGWITHOUTBSIPERMISSIONEXCEPTAS PERMITTEDBY COPYRIGHT LAW sngaspnpwng ge xfgldog 253921 MST Gor ritishStandards Ragreduced by IHS undeor lio dope --d rsant about this rsssaga: please cail tho Doe
BS EN 1117:1999 Nationalforeword This British Standard is the official English language version of EN 1117:1998 including amendment A1:2002. It supersedes DD ENV 1117:1994 which is withdrawn. The start and finish of text introduced or altered by amendment is indicated in the text by tags E) . Tags indicating changes to CEN text carry the number of the CEN amendment. For example text altered by CEN amendment A1 is indicated by @. The UK participation in its preparation was entrusted to Technical Committee RHE/30 Heat exchangers which has the responsibility to: aid enquirers to understand the text; present to the responsible European mittee any enquiries on the interpretation or proposals for change and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this mittee can be obtained on request to its secretary. Cross-references publications referred to in this document may be found in the BSI Catalogue The British Standards which implement international or European under the section entitled “International Standards Correspondence Index” or by using the “Search" facility of the BSI Electronic Catalogue or of British Standards Online. This publication doesnot purport to include allthenecessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not ofitself confer immunity from legal obligations...