Air conditioners, liquid chilling packages and heat pumps, with electrically driven compressors, for space heating and cooling - Testing and rating at part load conditions and calculation of seasonal performance

This European Standard covers air conditioners, heat pumps and liquid chilling packages, including comfort and process chillers. It applies to factory made units defined in EN 14511-1, except single duct, double duct, control cabinet and close control units. It also covers direct expansion-to-water(brine) heat pumps (DX-to-water) as defined in EN 15879-1.
This European Standard also covers hybrid heat pumps as defined in this standard.
This European Standard gives the temperatures and part load conditions and the calculation methods for the determination of seasonal energy efficiency SEER and SEERon, seasonal space cooling energy efficiency ηs,c seasonal coefficient of performance SCOP, SCOPon and SCOPnet, and seasonal space heating energy efficiency ηs,h and seasonal energy performance ratio SEPR.
Such calculation methods may be based on calculated or measured values.
In case of measured values, this European Standard covers the test methods for determination of capacities, EER and COP values during active mode at part load conditions. It also covers test methods for electric power consumption during thermostat-off mode, standby mode, off-mode and crankcase heater mode.
NOTE 1 The word "unit" is used instead of the full terms of the products.
NOTE 2 The word "cooling" is used to refer to both space cooling and process cooling.
NOTE 3 The word "heating" is used to refer to space heating.

Luftkonditionierer, Flüssigkeitskühlsätze und Wärmepumpen mit elektrisch angetriebenen Verdichtern zur Raumbeheizung und -kühlung - Prüfung und Leistungsbemessung unter Teillastbedingungen und Berechnung der jahreszeitbedingten Leistungszahl

Das vorliegende Dokument behandelt Luftkonditionierer, Wärmepumpen und Flüssigkeitskühlsätze, einschließlich Komfort- und Prozesskühler. Sie gilt für werksseitig hergestellte Geräte nach EN 14511 1, mit Ausnahme von Einkanal-Luftkonditionierern, Zweikanal-Luftkonditionierern, Schaltschrank-Kühlgeräten und Verfahrens-Luftkonditionierern. Sie behandelt zudem Direktübertragung-Wasser/Sole-Wärmepumpen, wie sie in EN 15879 1 festgelegt sind.
Dieses Dokument behandelt des Weiteren Hybridwärmepumpen, wie sie in dieser Norm definiert werden.
Dieses Dokument enthält die Temperaturen und Teillastbedingungen sowie Berechnungsverfahren zur Ermittlung der saisonalen Arbeitszahl im Kühlbetrieb SEER und SEERon, der jahreszeitbedingten Raum-kühlungs-Energieeffizienz ηs,c, der saisonalen Arbeitszahl im Heizbetrieb SCOP, SCOPon und SCOPnet, der jahreszeitbedingten Raumheizungs-Energieeffizienz ηs,h sowie der Jahres-Energieeffizienz SEPR.
Derartige Berechnungsverfahren können auf Rechen- oder Messwerten beruhen.
Im Fall von Messwerten behandelt dieses Dokument die Prüfverfahren zur Ermittlung von Leistungen, EER- und COP-Werten im Aktiv-Modus unter Teillastbedingungen. Außerdem behandelt sie Prüfverfahren zur Ermittlung der Leistungsaufnahme im Modus „Temperaturregler AUS“, im Bereitschaftsmodus, im Modus „Aus“ und im Modus mit Kurbelgehäuseheizung.
ANMERKUNG 1   Das Wort „Gerät“ wird anstelle der vollständigen Produktbezeichnungen verwendet.
ANMERKUNG 2   Das Wort „Kühlung“ bezieht sich sowohl auf die Raumkühlung als auch auf die Prozesskühlung.
ANMERKUNG 3   Das Wort „Heizung“ bezieht sich auf die Raumheizung.

Climatiseurs, groupes refroidisseurs de liquide et pompes à chaleur avec compresseur entraîné par moteur électrique pour le chauffage et la réfrigération des locaux - Essais et détermination des caractéristiques à charge partielle et calcul de performance saisonnière

La présente Norme européenne couvre les climatiseurs, les pompes à chaleur et les groupes refroidisseurs de liquide, y compris les refroidisseurs de confort et industriels. Elle s'applique aux appareils fabriqués en usine définis dans l'EN 14511-1, excepté les appareils à simple et à double conduit, les appareils pour armoire de commande et les appareils pour enceinte contrôlée. Elle couvre également les pompes à chaleur à échange direct avec l'eau (glycolée) (DX/eau (glycolée)) telles que définies dans l'EN 15879-1.
La présente Norme européenne couvre également les pompes à chaleur hybrides telles que définies dans la présente Norme.
La présente Norme européenne donne les températures, les conditions de charge partielle et les méthodes de calcul permettant de déterminer l'efficacité énergétique saisonnière SEER et SEERon, l'efficacité énergétique saisonnière du refroidissement des locaux ηs,c, le coefficient de performance saisonnier SCOP, SCOPon et SCOPnet, l'efficacité énergétique saisonnière du chauffage des locaux ηs,h et le coefficient d'efficacité énergétique saisonnier (SEPR)
Ces méthodes de calcul peuvent être fondées sur des valeurs mesurées ou calculées.
Dans le cas de valeurs mesurées, la présente Norme européenne couvre les méthodes d'essai relatives à la détermination des puissances et des valeurs d'EER et de COP pendant le mode actif, dans les conditions de charge partielle. Elle couvre également les méthodes d'essai relatives à la puissance absorbée en mode arrêt par thermostat, en mode veille, en mode arrêt et en mode dispositif de chauffage de carter.
NOTE 1 Le mot "appareil" est utilisé à la place des termes complets des produits.
NOTE 2 Le mot "refroidissement" est utilisé à la fois pour la référence au refroidissement des locaux et au refroidissement industriel.
NOTE 3 Le mot "chauffage" est utilisé pour la référence au chauffage des locaux.

Klimatske naprave, enote za hlajenje kapljevine ter toplotne črpalke za ogrevanje in hlajenje prostora z električnimi kompresorji - Preskušanje in ocenitev ob delni obremenitvi ter izračun letnega učinka

Ta evropski standard se nanaša na klimatske naprave, toplotne črpalke in enote za tekočinsko hlajenje, vključno z ohlajevalniki za prostore in proizvodnjo. Uporablja se za industrijske enote, opredeljene v standardu EN 14511-1, razen za enote z enim vodom, dvema vodoma, enote s stikalno omaro in enote za neposredni nadzor. Vključuje tudi toplotne črpalke z direktno ekspanzijo (slanica) (DX-v-vodo), kot je opredeljeno v standardu EN 15879-1. Ta evropski standard zajema tudi hibridne toplotne črpalke, kot so opredeljene v tem standardu. Ta evropski standard določa temperature in pogoje delne obremenitve ter računske metode za določanje sezonske energetske učinkovitosti SEER in SEERon, sezonsko energetsko učinkovitost hlajenja prostorov ηs,c, sezonski koeficient učinkovitosti SCOP, SCOPon in SCOPnet ter sezonsko energetsko učinkovitost ogrevanja prostorov ηs,h in razmerje sezonske energetske učinkovitosti SEPR. Takšne metode izračuna lahko temeljijo na izračunanih ali izmerjenih vrednostih. V primeru izmerjenih vrednosti ta evropski standard zajema preskusne metode za določanje zmogljivosti, vrednosti EER in COP med aktivnim delovanjem pri pogojih delne obremenitve. Zajema tudi preskusne metode za porabo električne energije enote ob izklopljenem termostatu, v stanju pripravljenosti, ob izklopu in v načinu grelnika ohišja. OPOMBA 1: Namesto celotnih besednih zvez izdelkov se uporablja izraz »enota«. OPOMBA 2: Beseda »hlajenje« se uporablja tako za hlajenje prostorov kot za hlajenje procesov. OPOMBA 3: Beseda »ogrevanje« se uporablja za ogrevanje prostorov.

General Information

Status
Published
Publication Date
11-Dec-2018
Current Stage
6060 - Definitive text made available (DAV) - Publishing
Due Date
12-Dec-2018
Completion Date
12-Dec-2018

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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Luftkonditionierer, Flüssigkeitskühlsätze und Wärmepumpen mit elektrisch angetriebenen Verdichtern zur Raumbeheizung und -kühlung - Prüfung und Leistungsbemessung unter Teillastbedingungen und Berechnung der jahreszeitbedingten LeistungszahlClimatiseurs, groupes refroidisseurs de liquide et pompes à chaleur avec compresseur entraîné par moteur électrique pour le chauffage et la réfrigération des locaux - Essais et détermination des caractéristiques à charge partielle et calcul de performance saisonnièreAir conditioners, liquid chilling packages and heat pumps, with electrically driven compressors, for space heating and cooling - Testing and rating at part load conditions and calculation of seasonal performance91.140.30VLVWHPLVentilation and air-conditioning systems27.080Heat pumps23.120QDSUDYHVentilators. Fans. Air-conditionersICS:Ta slovenski standard je istoveten z:EN 14825:2018SIST EN 14825:2019en,fr,de01-april-2019SIST EN 14825:2019SLOVENSKI

STANDARDSIST EN 14825:20161DGRPHãþD
SIST EN 14825:2019
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 14825
December
t r s z ICS
t yä r z râ
{ sä s v rä u r Supersedes EN
s v z t wã t r s xEnglish Version

Air conditionersá liquid chilling packages and heat pumpsá with electrically driven compressorsá for space heating and cooling æ Testing and rating at part load conditions and calculation of seasonal performance Climatiseursá groupes refroidisseurs de liquide et pompes à chaleur avec compresseur entraîné par moteur électrique pour le chauffage et la réfrigération des locaux æ Essais et détermination des caractéristiques à charge partielle et calcul de performance saisonnière

Luftkonditioniererá Flüssigkeitskühlsätze und Wärmepumpen mit elektrisch angetriebenen Verdichtern zur Raumbeheizung und ækühlung æ Prüfung und Leistungsbemessung unter Teillastbedingungen und Berechnung der jahreszeitbedingten Leistungszahl This European Standard was approved by CEN on

t w June
t r s zä

egulations which stipulate the conditions for giving this European Standard the status of a national standard without any alterationä Upætoædate lists and bibliographical references concerning such national standards may be obtained on application to the CENæCENELEC Management Centre or to any CEN memberä

translation under the responsibility of a CEN member into its own language and notified to the CENæCENELEC Management Centre has the same status as the official versionsä

CEN members are the national standards bodies of Austriaá Belgiumá Bulgariaá Croatiaá Cyprusá Czech Republicá Denmarká Estoniaá Finlandá Former Yugoslav Republic of Macedoniaá Franceá Germanyá Greeceá Hungaryá Icelandá Irelandá Italyá Latviaá Lithuaniaá Luxembourgá Maltaá Netherlandsá Norwayá Polandá Portugalá Romaniaá Serbiaá Slovakiaá Sloveniaá Spainá Swedená Switzerlandá Turkey and United Kingdomä

EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre:
Rue de la Science 23,
B-1040 Brussels

t r s z CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Membersä Refä Noä EN

s v z t wã t r s z ESIST EN 14825:2019

EN 14825:2018 (E) 2 Contents Page European foreword ....................................................................................................................................................... 7 Introduction .................................................................................................................................................................... 9 1 Scope ................................................................................................................................................................. 10 2 Normative references ................................................................................................................................. 10 3 Terms, definitions, symbols, abbreviated terms and units .......................................................... 11 3.1 Terms and definitions ................................................................................................................................ 11 3.2 Symbols, abbreviated terms and units ................................................................................................. 23 4 Part load conditions for space cooling ................................................................................................. 28 4.1 General ............................................................................................................................................................. 28 4.2 Air-to-air units .............................................................................................................................................. 28 4.3 Water(brine)-to-air units .......................................................................................................................... 28 4.4 Air-to-water(brine) units .......................................................................................................................... 29 4.5 Water(brine)-to-water(brine) units ..................................................................................................... 29 5 Calculation methods for seasonal space cooling efficiency s,c, SEER and SEERon ................. 30 5.1 General ............................................................................................................................................................. 30 5.2 Calculation of the seasonal space cooling efficiency s,c ................................................................ 31 5.3 General formula for calculation of SEER .............................................................................................. 31 5.4 Calculation of the reference annual cooling demand QC ................................................................ 31 5.5 Calculation of the reference annual energy consumption for cooling QCE ............................... 32 5.6 Calculation of SEERon ................................................................................................................................... 32 5.7 Calculation procedure for determination of EERbin values at part load conditions A, B, C, D ..................................................................................................................................................................... 33 5.7.1 General ............................................................................................................................................................. 33 5.7.2 Calculation procedure for fixed capacity units ................................................................................. 33 5.7.3 Calculation procedure for staged and variable capacity units .................................................... 34 6 Part load conditions for space heating ................................................................................................. 34 6.1 General ............................................................................................................................................................. 34 6.2 Air-to-air units .............................................................................................................................................. 35 6.3 Water(brine)-to-air-units ......................................................................................................................... 36 6.4 Air-to-water(brine) units .......................................................................................................................... 37 6.4.1 General ............................................................................................................................................................. 37 6.4.2 Low temperature application .................................................................................................................. 38 6.4.3 Intermediate temperature application ................................................................................................ 39 6.4.4 Medium temperature application .......................................................................................................... 40 6.4.5 High temperature application ................................................................................................................. 41 6.5 DX-to-water(brine) and water(brine)-to-water(brine) units ..................................................... 41 6.5.1 General ............................................................................................................................................................. 41 6.5.2 Low temperature application .................................................................................................................. 42 6.5.3 Intermediate temperature application ................................................................................................ 43 6.5.4 Medium temperature application .......................................................................................................... 44 6.5.5 High temperature application ................................................................................................................. 45 7 Test methods for hybrid heat pumps .................................................................................................... 46 7.1 General ............................................................................................................................................................. 46 7.2 Separated test method ............................................................................................................................... 46 SIST EN 14825:2019

EN 14825:2018 (E) 3 7.3 Combined test method ................................................................................................................................ 46 7.3.1 General ............................................................................................................................................................. 46 7.3.2 Calculation of gas input .............................................................................................................................. 46 7.3.3 Calculation of liquid fuel input ................................................................................................................ 47 7.3.4 Calculation of annual fossil fuel consumption ................................................................................... 47 8 Calculation methods for seasonal space heating efficiency s,h, SCOP, SCOPon and SCOPnet ............................................................................................................................................................... 47 8.1 General ............................................................................................................................................................. 47 8.2 Calculation of the seasonal space heating efficiency s,h ................................................................ 48 8.3 General formula for calculation of SCOP .............................................................................................. 48 8.4 Calculation of the reference annual heating demand QH................................................................ 48 8.5 Calculation of the annual energy consumption for heating QHE ................................................... 49 8.6 Calculation of SCOPon and SCOPnet............................................................................................................ 49 8.6.1 Calculation for all systems except hybrid heat pumps.................................................................... 49 8.6.2 Calculation for hybrid heat pumps ......................................................................................................... 51 8.7 Calculation procedure for determination of COPbin values at part load conditions A to G .......................................................................................................................................................................... 54 8.7.1 General ............................................................................................................................................................. 54 8.7.2 Calculation procedure for fixed capacity units .................................................................................. 54 8.7.3 Calculation procedure for staged and variable capacity units ..................................................... 55 9 Part load conditions for process cooling .............................................................................................. 55 10 Calculation method for SEPR .................................................................................................................... 57 10.1 General formula for calculation of SEPR .............................................................................................. 57 10.2 Calculation procedure for determination of EERbin values at part load conditions A, B, C, D ...................................................................................................................................................................... 58 10.2.1 General ............................................................................................................................................................. 58 10.2.2 Calculation procedure for fixed capacity process chillers ............................................................. 58 10.2.3 Calculation procedure for variable capacity process chillers ...................................................... 59 11 Test methods for testing capacities, EERbin and COPbin values during active mode at part load conditions ..................................................................................................................................... 59 11.1 General ............................................................................................................................................................. 59 11.2 Refrigerant piping ........................................................................................................................................ 59 11.3 Basic principles ............................................................................................................................................. 60 11.4 Uncertainties of measurement ................................................................................................................ 62 11.5 Test procedures for units with fixed capacity .................................................................................... 62 11.5.1 General ............................................................................................................................................................. 62 11.5.2 Air-to-air and water(brine)-to-air units – Determination of the degradation coefficient Cd .................................................................................................................................................. 64 11.5.3 Air-to-water(brine), water(brine)-to-water(brine) and DX-to-water(brine) units – Determination of the degradation coefficient Cd .............................................................................. 65 11.6 Test procedure for staged and variable capacity units ................................................................... 66 11.6.1 General ............................................................................................................................................................. 66 11.6.2 Settings for the required capacity ratio ................................................................................................ 66 11.6.3 Compensation method ................................................................................................................................ 67 12 Test methods for electric power input during thermostat-off mode, standby mode and crankcase heater mode and off mode ........................................................................................... 67 12.1 Uncertainties of measurement ................................................................................................................ 67 12.2 Measurement of electric power input during thermostat-off mode .......................................... 67 12.3 Measurement of the electric power input during standby mode ................................................ 68 12.4 Measurement of the electric power input during crankcase heater mode ............................. 68 12.5 Measurement of the electric power input during off mode .......................................................... 68 SIST EN 14825:2019

EN 14825:2018 (E) 4 13 Test report ...................................................................................................................................................... 68 14 Technical documentation .......................................................................................................................... 69 Annex A (normative)

Applicable climate bins and hours for air conditioners with rated capacity of

¶ 12 kW for cooling, or heating if the product has no cooling function ............. 70 A.1 Climate bins .................................................................................................................................................... 70 A.1.1 Bin limit temperature ................................................................................................................................. 70 A.1.2 Cooling.............................................................................................................................................................. 70 A.1.3 Heating ............................................................................................................................................................. 70 A.2 Hours for active mode, thermostat-off, standby, off mode ........................................................... 72 A.2.1 Cooling.............................................................................................................................................................. 72 A.2.2 Heating ............................................................................................................................................................. 72 A.3 Hours used for crankcase heater mode ............................................................................................... 73 A.3.1 Cooling.............................................................................................................................................................. 73 A.3.2 Heating ............................................................................................................................................................. 73 Annex B (normative)

Applicable climate bins and hours for air/water(brine)/DX-to-water(brine) heat pumps with a rated heat output

¶ 400kW ..................................................... 74 B.1 Climate bins .................................................................................................................................................... 74 B.1.1 Bin limit temperature ................................................................................................................................. 74 B.1.2 Heating ............................................................................................................................................................. 74 B.2 Hours for active, thermostat-off, standby and off modes - Heating ........................................... 75 B.3 Hours used for crankcase heater mode - Heating ............................................................................ 76 Annex C (normative)

Applicable climate bins and hours for process chillers .................................... 77 C.1 Climate bins .................................................................................................................................................... 77 Annex D (normative)

Applicable climate bins and hours for air-to-air units > 12 kW, water(brine)-to-air units and comfort chillers ................................................................................. 79 D.1 Climate bins .................................................................................................................................................... 79 D.1.1 Bin limit temperature ................................................................................................................................. 79 D.1.2 Cooling.............................................................................................................................................................. 79 D.1.3 Heating ............................................................................................................................................................. 80 D.2 Hours for active, thermostat-off, standby and off modes .............................................................. 81 D.2.1 Cooling.............................................................................................................................................................. 81 D.2.2 Heating ............................................................................................................................................................. 82 D.3 Hours used for crankcase heater mode ............................................................................................... 82 D.3.1 Cooling.............................................................................................................................................................. 82 D.3.2 Heating ............................................................................................................................................................. 82 Annex E (normative)

Templates for technical documentation ................................................................ 83 E.1 General ............................................................................................................................................................. 83 SIST EN 14825:2019

EN 14825:2018 (E) 5 E.2 Air-to-air units

¶ 12 kW .............................................................................................................................. 83 E.3 Space heaters: air-to-water(brine), water(brine)-to-water(brine) and DX-to-water(brine) units

¶ 400kW ..................................................................................................................... 86 E.4 Hybrid heat pumps ....................................................................................................................................... 89 E.5 Process Chillers ............................................................................................................................................. 91 E.6 Comfort chillers, air-to-air (>12 kW) and water(brine)-to-air air conditioners not exceeding 2 MW ............................................................................................................................................. 92 E.7 Air-to-air and water(brine)-to-air heat pumps not exceeding 1 MW ........................................ 93 Annex F (informative)

Determination of water(brine) temperature for fixed capacity units with variable outlet temperature ........................................................................................................... 95 F.1 General ............................................................................................................................................................. 95 F.2 Test procedure for an air-to-water unit with fixed water flow rate .......................................... 95 F.3 Test procedure for an air-to-water unit with variable water flow rate .................................... 97 Annex G (informative)

Calculation example for SEERon and SEER – Application to a reversible air-to-air unit with variable capacity ............................................................................... 99 G.1 Calculation of SEERon .................................................................................................................................... 99 G.2 Calculation of SEER .................................................................................................................................... 101 G.2.1 Calculation of reference annual cooling demand (QC) according to Formula (3) .............. 101 G.2.2 Calculation of SEER according to Formula (6) ................................................................................. 101 Annex H (informative)

Calculation example for SCOPon and SCOPnet - Application to a fixed capacity air-to-water(brine) heat pump used for low temperature application ............... 102 Annex I void ............................................................................................................................................................... 107 Annex J (informative)

Calculation example for SCOPon and SCOPnet – Application to a fixed capacity brine-to-water(brine) heat pump used for medium temperature application ................................................................................................................................................... 108 Annex K (informative)

Calculation examples for SCOPon for hybrid heat pumps ............................ 115 K.1 Calculation example for SCOPon for variable speed hybrid heat pump based on heat pump and boiler separated tests ......................................................................................................... 115 K.2 Calculation example for SCOPon for hybrid heat pump using combined test method ....... 117 Annex L (informative) Calculation example for SEPR – Application to a process chiller with staged capacity ........................................................................................................................................... 119 L.1 Rating performance .................................................................................................................................. 119 Annex M (informative)

Compensation methods for air-to-water(brine) and water(brine)-to-water(brine) units ............................................................................................................................... 122 M.1 General .......................................................................................................................................................... 122 M.2 Compensation system for reduced capacity test in cooling mode ........................................... 122 M.3 Compensation system for reduced capacity test in heating mode .......................................... 122 Annex N (normative)

Rating of outdoor units of multi-split air conditioners and heat pumps ............................................................................................................................................................ 124 N.1 General .......................................................................................................................................................... 124 SIST EN 14825:2019

EN 14825:2018 (E) 6 N.2 Terms and definitions .............................................................................................................................. 124 N.3 Rating of outdoor units ............................................................................................................................ 124 N.3.1 General ........................................................................................................................................................... 124 N.3.2 Test procedure ............................................................................................................................................ 125 N.4 Calculation of the SEER based on the EERoutdoor................................................................................ 125 N.5 Calculation of the SCOP based on the COPoutdoor ............................................................................... 125 Annex ZA (informative)

Relationship between this European Standard and the ecodesign requirements of Commission Regulation (EU) No 206/2012 aimed to be covered ........... 126 Annex ZB (informative)

Relationship between this European Standard and the ecodesign requirements of Commission Regulation (EU) No 813/2013 aimed to be covered ........... 128 Annex ZC (informative)

Relationship between this European Standard and the energy labelling requirements of Commission Delegated Regulation (EU) No 811/2013 aimed to be covered .................................................................................................................................. 130 Annex ZD (informative)

Relationship between this European Standard and the ecodesign requirements of Commission Regulation (EU) 2015/1095 aimed to be covered .............. 132 SIST EN 14825:2019

EN 14825:2018 (E) 7 European foreword This document (EN 14825:2018) has been prepared by Technical Committee CEN/TC 113 “Heat pumps and air conditioning units”, the secretariat of which is held by UNE. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 2019, and confli

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