EN 14511-3:2004
(Main)Air conditioners, liquid chilling packages and heat pumps with electrically driven compressors for space heating and cooling - Part 3: Test methods
Air conditioners, liquid chilling packages and heat pumps with electrically driven compressors for space heating and cooling - Part 3: Test methods
This part of EN 14511 specifies the test methods for the rating and performance of air and water-cooled air conditioners, liquid chilling packages, air-to-air, water-to-air, air-to-water and water-to-water heat pumps with electrically driven compressors when used for space heating and cooling.
It also specifies the method of testing and reporting for heat recovery capacities, system reduced capacities and the capacity of individual indoor units of multisplit systems, where applicable.
This European Standard applies to factory-made units that can be ducted.
This standard applies to factory-made liquid chilling packages with integral condensers or for use with remote condensers.
This standard applies to factory-made units of either fixed capacity or variable capacity by any means.
Packaged units, single split and multisplit systems are covered by this standard, except water-cooled multisplit systems.
In the case of units consisting of several parts, the standard applies only to those designed and supplied as a complete package, except for liquid chilling packages with remote condenser.
This standard is primarily intended for water and brine chilling packages but can be used for other liquid subject to agreement.
This standard applies to air-to-air air conditioners which evaporate the condensate on the condenser side.
The units having their condenser cooled by air and by the evaporation of external additional water are not covered by this standard.
This standard does not apply to units using transcritical cycles, e.g. with CO2 as refrigerant.
Installations used for heating and/or cooling of industrial processes are not within the scope of this standard.
NOTE 1 Part load testing of units is dealt with in CEN/TS 14825.
NOTE 2 All the symbols given in this text should be used regardless of the language used.
Luftkonditionierer, Flüssigkeitskühlsätze und Wärmepumpen mit elektrisch angetriebenen Verdichtern für die Raumheizung und -kühlung - Teil 3: Prüfverfahren
Dieser Teil der EN 14511 legt die Prüfverfahren für die Einstufung und Leistung von luft- und wassergekühlten Luftkonditionierern, Flüssigkeitskühlsätzen, Luft/Luft-, Wasser/Luft-, Luft/Wasser- und Wasser/Wasser-
Wärmepumpen mit elektrisch angetriebenen Verdichtern für die Raumheizung und -kühlung fest.
Er legt ferner Verfahren fest zur Prüfung und Angabe von Wärmerückgewinnungsleistungen, systemreduzierten Leistungen sowie der Leistung von Einzelgeräten von Multi-Split-Systemen für die Aufstellung im Innenraum, soweit zutreffend.
Diese Europäische Norm gilt für fabrikmäßig zusammengebaute Geräte, die mit Luftkanälen versehen sein können.
Diese Norm gilt für fabrikmäßig zusammengebaute Flüssigkeitskühlsätze, die mit eingebauten Verflüssigern oder mit getrennt angeordneten Verflüssigern betrieben werden.
Diese Norm gilt für fabrikmäßig zusammengebaute Geräte mit fest eingestellter oder durch beliebige Vorrichtungen zu verändernder Leistung (variable Leistung).
Kompaktgeräte, Einzelgeräte in Split-Bauweise und Multi-Split-Systeme fallen unter den Anwendungsbereich dieser Norm, ausgenommen sind wassergekühlte Multi-Split-Systeme.
Wenn die Geräte aus mehreren Teilen bestehen, gilt diese Norm mit der Ausnahme von Flüssigkeitskühl-sätzen mit getrennt angeordnetem Verflüssiger nur für die Teile, die als vollständige Baueinheit konstruiert und geliefert werden.
Diese Norm gilt hauptsächlich für Wasser- und Solekühlsätze, kann jedoch bei Vereinbarung auf weitere Flüssigkeitskühlsätze angewendet werden.
Diese Norm gilt für Luft/Luft-Luftkonditionierer, die das Kondensat auf der Verflüssigerseite verdampfen.
Geräte, deren Verflüssiger durch Belüftung und durch Verdampfung von zusätzlichem, von außen zuge-führtem Wasser abgekühlt wird, werden in dieser Norm nicht behandelt.
Diese Norm gilt nicht für Geräte, bei denen, z. B. mit CO2 als Kältemittel, der Kreisprozess transzyklisch betrieben wird.
Climatiseurs, groupes refroidisseurs de liquide et pompes à chaleur avec compresseur entraîné par moteur électrique pour le chauffage et la réfrigération - Partie 3: Méthodes d'essai
La présente partie de l'EN 14511 spécifie les méthodes d'essai relatives la détermination des caractéristiques de performance des climatiseurs à condensation par air et à condensation par eau, des groupes refroidisseurs de liquide et des pompes à chaleur air/air, eau/air, air/eau et eau/eau, avec compresseur entraîné par moteur électrique, lorsqu'ils sont utilisés pour le chauffage et/ou la réfrigération des locaux.
Elle spécifie aussi la méthode d'essai et de rapport pour les puissances calorifiques de récupération, les puissances réduites de système et la puissance individuelle des unités intérieures des systèmes multi-split, le cas échéant.
La présente norme s'applique aux appareils fabriqués en usine, qui peuvent être raccordés.
La présente norme s'applique aux groupes refroidisseurs de liquide fabriqués en usine autonomes ou conçus pour fonctionner avec des condenseurs fournis séparément.
La présente norme s'applique aux appareils fabriqués en usine de capacité fixe ou variable par tous moyens.
La présente norme couvre les systèmes monoblocs, à deux éléments séparés et multi-split, excepté les systèmes multi-split refroidis par eau.
Dans le cas d'appareils à éléments séparés, la présente Norme ne s'applique qu'aux appareils conçus et fournis comme un ensemble, sauf pour ce qui concerne les groupes refroidisseurs de liquide avec condenseur séparé.
La présente norme est principalement destinée aux groupes refroidisseurs d'eau et d'eau glycolée mais peut être utilisée, après accord, pour d'autres liquides.
La présente norme s'applique aux climatiseurs air/air qui évaporent les condensats du côté du condenseur.
La présente norme ne couvre pas les appareils ayant leur condenseur refroidi par air et par évaporation d'eau d'un circuit supplémentaire externe.
La présente Norme ne couvre pas les appareils utilisant des cycles transcritiques, par exemple avec CO2 comme fluide frigorigène.
Klimatske naprave, enote za tekočinsko hlajenje in toplotne črpalke z električnimi kompresorji za segrevanje in hlajenje prostora – 3. del: Preskusne metode
General Information
- Status
- Withdrawn
- Publication Date
- 04-May-2004
- Withdrawal Date
- 27-Nov-2007
- Technical Committee
- CEN/TC 113 - Heat pumps and air conditioning units
- Drafting Committee
- CEN/TC 113/WG 8 - Revision of existing standards
- Current Stage
- 9960 - Withdrawal effective - Withdrawal
- Start Date
- 28-Nov-2007
- Completion Date
- 28-Nov-2007
Relations
- Effective Date
- 22-Dec-2008
- Effective Date
- 22-Dec-2008
- Effective Date
- 22-Dec-2008
- Effective Date
- 22-Dec-2008
- Effective Date
- 28-Jan-2026
- Effective Date
- 22-Dec-2008
Frequently Asked Questions
EN 14511-3:2004 is a standard published by the European Committee for Standardization (CEN). Its full title is "Air conditioners, liquid chilling packages and heat pumps with electrically driven compressors for space heating and cooling - Part 3: Test methods". This standard covers: This part of EN 14511 specifies the test methods for the rating and performance of air and water-cooled air conditioners, liquid chilling packages, air-to-air, water-to-air, air-to-water and water-to-water heat pumps with electrically driven compressors when used for space heating and cooling. It also specifies the method of testing and reporting for heat recovery capacities, system reduced capacities and the capacity of individual indoor units of multisplit systems, where applicable. This European Standard applies to factory-made units that can be ducted. This standard applies to factory-made liquid chilling packages with integral condensers or for use with remote condensers. This standard applies to factory-made units of either fixed capacity or variable capacity by any means. Packaged units, single split and multisplit systems are covered by this standard, except water-cooled multisplit systems. In the case of units consisting of several parts, the standard applies only to those designed and supplied as a complete package, except for liquid chilling packages with remote condenser. This standard is primarily intended for water and brine chilling packages but can be used for other liquid subject to agreement. This standard applies to air-to-air air conditioners which evaporate the condensate on the condenser side. The units having their condenser cooled by air and by the evaporation of external additional water are not covered by this standard. This standard does not apply to units using transcritical cycles, e.g. with CO2 as refrigerant. Installations used for heating and/or cooling of industrial processes are not within the scope of this standard. NOTE 1 Part load testing of units is dealt with in CEN/TS 14825. NOTE 2 All the symbols given in this text should be used regardless of the language used.
This part of EN 14511 specifies the test methods for the rating and performance of air and water-cooled air conditioners, liquid chilling packages, air-to-air, water-to-air, air-to-water and water-to-water heat pumps with electrically driven compressors when used for space heating and cooling. It also specifies the method of testing and reporting for heat recovery capacities, system reduced capacities and the capacity of individual indoor units of multisplit systems, where applicable. This European Standard applies to factory-made units that can be ducted. This standard applies to factory-made liquid chilling packages with integral condensers or for use with remote condensers. This standard applies to factory-made units of either fixed capacity or variable capacity by any means. Packaged units, single split and multisplit systems are covered by this standard, except water-cooled multisplit systems. In the case of units consisting of several parts, the standard applies only to those designed and supplied as a complete package, except for liquid chilling packages with remote condenser. This standard is primarily intended for water and brine chilling packages but can be used for other liquid subject to agreement. This standard applies to air-to-air air conditioners which evaporate the condensate on the condenser side. The units having their condenser cooled by air and by the evaporation of external additional water are not covered by this standard. This standard does not apply to units using transcritical cycles, e.g. with CO2 as refrigerant. Installations used for heating and/or cooling of industrial processes are not within the scope of this standard. NOTE 1 Part load testing of units is dealt with in CEN/TS 14825. NOTE 2 All the symbols given in this text should be used regardless of the language used.
EN 14511-3:2004 is classified under the following ICS (International Classification for Standards) categories: 23.120 - Ventilators. Fans. Air-conditioners. The ICS classification helps identify the subject area and facilitates finding related standards.
EN 14511-3:2004 has the following relationships with other standards: It is inter standard links to EN 814-2:1997, EN 12055:1998, EN 255-2:1997, EN 14511-3:2007, EN 15218:2006, EN 14511-3:2004/AC:2004. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
EN 14511-3:2004 is associated with the following European legislation: EU Directives/Regulations: 2002/31/EC, 92/75/EEC; Standardization Mandates: M/274. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.
EN 14511-3:2004 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Luftkonditionierer, Flüssigkeitskühlsätze und Wärmepumpen mit elektrisch angetriebenen Verdichtern für die Raumheizung und -kühlung - Teil 3: PrüfverfahrenClimatiseurs, groupes refroidisseurs de liquide et pompes a chaleur avec compresseur entraîné par moteur électrique pour le chauffage et la réfrigération - Partie 3: Méthodes d'essaiAir conditioners, liquid chilling packages and heat pumps with electrically driven compressors for space heating and cooling - Part 3: Test methods91.140.30VLVWHPLVentilation and air-conditioning27.080Heat pumps23.120QDSUDYHVentilators. Fans. Air-conditionersICS:Ta slovenski standard je istoveten z:EN 14511-3:2004SIST EN 14511-3:2004en01-september-2004SIST EN 14511-3:2004SLOVENSKI
STANDARDSIST EN 814-2:2001SIST EN 255-2:2001SIST EN 12055:20011DGRPHãþD
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 14511-3May 2004ICS 23.120Supersedes EN 12055:1998, EN 255-2:1997, EN 814-2:1997English versionAir conditioners, liquid chilling packages and heat pumps withelectrically driven compressors for space heating and cooling -Part 3: Test methodsClimatiseurs, groupes refroidisseurs de liquide et pompes àchaleur avec compresseur entraîné par moteur électriquepour le chauffage et la réfrigération - Partie 3: Méthodesd'essaiLuftkonditionierer, Flüssigkeitskühlsätze undWärmepumpen mit elektrisch angetriebenen Verdichternfür die Raumheizung und -kühlung - Teil 3: PrüfverfahrenThis European Standard was approved by CEN on 30 April 2004.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Central Secretariat or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia,Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2004 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 14511-3:2004: ESIST EN 14511-3:2004
Calorimeter test method.23A.1General.23A.2Transient heating capacity test.26A.3Calibrated room-type calorimeter.26A.4Balanced ambient room-type calorimeter.27A.5Calorimeter and auxiliary equipment for water-cooled condenser tests.27A.6Calculations-cooling capacities.27SIST EN 14511-3:2004
Indoor air enthalpy test method.31B.1General.31B.2Application.31B.3Calculations-cooling capacities.31B.4Calculations-heating capacities.32Annex C (informative)
Heating capacity tests. Flow chart and examples of different testsequences.33Annex D (informative)
Conformance criteria.37D.1Liquid chilling packages.37D.2Calorimeter room method.37D.3Heat recovery of multisplit systems.37Annex E (informative)
Symbols used in annexes.38Annex F (informative)
Test at system reduced capacity ratio.40F.1General.40F.2Selection of units.40F.3Temperature conditions.40F.4Test results.40Annex G (informative)
Individual unit tests.41G.1General.41G.1.1Methods.41G.1.2Calorimeter method.41G.1.3Air-enthalpy method.41G.2Temperatures conditions.41G.3Other test conditions.41G.4Test results.41G.5Published results.42Annex ZA (informative)
Relationship of this document with EC Directives.43Bibliography.44SIST EN 14511-3:2004
is the heat capacity, in Watts;qis the volume flow rate, in cubic metres per second;ris the density, in kilograms per cubic metre;cpis the specific heat at constant pressure, in joules per kilogram and kelvin;Dtis the difference between inlet and outlet temperatures, in kelvin.For the heating capacity calculation in transient operation, refer to 4.5.3.2.The heating capacity shall be corrected for the heat from the fan or pump:-if the fan or pump at the indoor heat exchanger is an integral part of the unit, the same power (calculatedin 4.1.5.1 or 4.1.6.1) which is excluded from the total power input shall be also subtracted from theheating capacity;-If the fan or pump at the indoor heat exchanger is not an integral part of the unit, the same power(calculated in 4.1.5.2 or 4.1.6.2) which is included in the effective power input shall be also added to theheating capacity.4.1.2 Cooling capacityThe cooling capacity of air conditioners and of air-to-air or water-to-air heat pumps shall be determined bymeasurements in a calorimeter room or by the air enthalpy method which are described in annex A and annex Brespectively.The cooling capacity of air-to-water, water-to-water heat pumps and liquid chilling packages shall be determinedin accordance with the direct method at the water or brine heat exchanger, by determination of the volume flow ofthe heat transfer medium, and the inlet and outlet temperatures, taking into consideration the specific heatcapacity and density of the heat transfer medium.The cooling capacity shall be determined using the following formula:SIST EN 14511-3:2004
volume flow- static pressure difference°C°Cm3/sPa± 0,2 K± 0,3 K± 5 %± 5 Pa (Dp £ 100 Pa)± 5 % (Dp > 100 Pa)Refrigerant- pressure at compressor outlet- temperaturekPa°C± 1 %± 0,5 KConcentration- Heat transfer medium%± 2 %Electrical quantities- electric power- voltage- current- electrical energyWVAkWh± 1 %± 0,5 %± 0,5 %± 1 %Compressor rotational speedmin-1± 0,5 %The heating or cooling capacities measured on the liquid side shall be determined within a maximum uncertaintyof 5 % independent of the individual uncertainties of measurement including the uncertainties on the properties offluids.SIST EN 14511-3:2004
bPa0 < Q < 8258 £ Q < 123712 £ Q < 205020 £ Q < 306230 £ Q < 457545 £ Q < 8210082 £ Q < 117125117 £ Q < 147150Q ³ 147175a For equipment tested without an air filter installed, the minimumexternal static pressure shall be increased by 10 Pa.b If the manufacturer’s installation instructions state that the maximumallowable discharge duct length is less than 1 m, then the requiredminimum external static pressure shall be 10 Pa.Table 3 — Pressure requirement for close control air conditionersPressurePaCapacitykWFor down-flow dischargeinto double floorFor up-flow dischargeinto duct all units< 3050-³ 3075-All-50SIST EN 14511-3:2004
bulb)- volume flow- static pressure difference± 0,3 K± 5 %-± 1 K± 10 %± 10 %Refrigerant- liquid temperature- saturated vapour/bubble point
temperature± 1 K± 0,5 K± 2 K± 1 KVoltage± 4 %± 4 %4.4.2 Output measurement for water-to-water and water-to-air units4.4.2.1 Steady state conditionsThis condition is considered obtained and maintained when all the measured quantities remain constantwithout having to alter the set values, for a minimum duration of 1 h, with respect to the tolerances given inTable 4. Periodic fluctuations of measured quantities caused by the operation of regulation and controldevices are permissible, on condition the mean value of such fluctuations does not exceed the permissibledeviations listed in Table 4.4.4.2.2 Measurement of heating capacity, cooling capacity and heat recovery capacityFor the output measurement it is necessary to record all the meaningful data continuously. In the case ofrecording instruments which operate on a cyclic basis, the sequence shall be adjusted such that a completerecording is effected at least once every 30 s.The output shall be measured in the steady state condition. The duration of measurement shall be not less than35 min.4.4.3 Output measurement for cooling capacity of air-to-water and air-to-air units4.4.3.1 Steady state conditionsThis condition is considered obtained and maintained when all the measured quantities remain constantwithout having to alter the set values, for a minimum duration of 1 h, with respect to the tolerances given inTable 4. Periodic fluctuations of measured quantities caused by the operation of regulation and controldevices are permissible, on condition the mean value of such fluctuations does not exceed the permissibledeviations listed in Table 4.SIST EN 14511-3:2004
aInterval D
bInterval H
aInterval D
bTemperature of air entering indoor-side:- dry-bulb- wet-bulb± 0,6 °K—± 1,5 °K—± 1,0 °K—± 2,5 °K—Temperature of air entering outdoor-side:- dry-bulb- wet-bulb± 0,6 °K± 0,3 °K± 1,5 °K± 1,0 °K± 1,0 °K± 0,6 °K± 5,0 °K—Inlet water temperature± 0,2 °K—± 0,5 °K—Outlet water temperature± 0,5 °K—± 1°K—a
Applies when the heat pump is in the heating
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