EN 14825:2016
(Main)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
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. It applies to factory made units defined in EN 14511-1, except single duct, double duct, control cabinet and close control units.
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 coefficient of performance SCOP, SCOPon and SCOPnet, and seasonal space heating energy efficiency s.
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: The word unit is used instead of the full terms of the products.
Luftkonditionierer, Flüssigkeitskühlsätze und Wärmepumpen mit elektrisch angetriebenen Verdichtern zur Raumbeheizung und -kühlung - Prüfung und Leistungsbemessung unter Teillastbedingungen und Berechnung der saisonalen Arbeitszahl
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. 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.
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, le coefficient de performance saisonnier SCOP, SCOPon et SCOPnet et l'efficacité énergétique saisonnière du chauffage des locaux ηS.
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 consommation d'énergie électrique en mode arrêt par thermostat, en mode veille, en mode arrêt et en mode dispositif de chauffage de carter.
NOTE Le mot "appareil" est utilisé à la place des termes complets des produits.
Klimatske naprave, enote za tekočinsko hlajenje in toplotne črpalke z električnimi kompresorji za ogrevanje in hlajenje prostora - 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. Uporablja se za industrijske enote, opredeljene v standardu EN 14511-1, razen za enote z enim vodom, enote s stikalno omaro in enote za neposredni nadzor. Ta evropski standard navaja temperature, pogoje za delno obremenitev in računske metode za določitev sezonske energetske učinkovitosti SEER in SEERon, sezonskih koeficientov učinkovitosti SCOP, SCOPon in SCOPnet ter sezonske energetske učinkovitosti ogrevanja prostorov . Take računske metode 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: Namesto celotnih besednih zvez izdelkov se uporablja izraz enota.
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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 saisonalen ArbeitszahlClimatiseurs, 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-conditioning27.080Heat pumps23.120QDSUDYHVentilators. Fans. Air-conditionersICS:Ta slovenski standard je istoveten z:EN 14825:2016SIST EN 14825:2016en,fr,de01-maj-2016SIST EN 14825:2016SLOVENSKI
STANDARDSIST EN 14825:20141DGRPHãþD
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 14825
March
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{ sä s v rä u r Supersedes EN
s v z t wã t r s uEnglish 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 saisonalen Arbeitszahl This European Standard was approved by CEN on
t r December
t r s wä
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 Slovakiaá Sloveniaá Spainá Swedená Switzerlandá Turkey andUnited Kingdomä
EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre:
Avenue Marnix 17,
B-1000 Brussels
t r s x 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 x ESIST EN 14825:2016
Applicable climate bin hours and hours for active mode, thermostat-off, standby, off mode and crankcase heater mode for air conditioners below and equal to 12 kW . 53 A.1 Climate bins . 53 A.1.1 Bin limit temperature . 53 A.1.2 Cooling . 53 A.1.3 Heating . 53 A.2 Hours for active mode, thermostat-off, standby, off mode . 55 A.2.1 Cooling . 55 A.2.2 Heating . 55 A.3 Hours used for crankcase heater mode . 55 A.3.1 Cooling . 55 A.3.2 Heating . 55 Annex B (normative)
Applicable climate bin hours and hours for active, thermostat-off, standby, off and crankcase heater modes for space heaters, air to water and water/brine to water units, below or equal to 400kW . 56 SIST EN 14825:2016
Template for technical data sheet . 58 C.1 For air to air units below and equal to 12 kW . 58 C.2 For space heaters, air-to-water and water/brine-to-water units below or equal to 400kW . 61 Annex D (informative)
Adaption of water temperature for fixed capacity units . 63 Annex E (informative)
Calculation example for SEERon and SEER – Application to a reversible air-to-air unit with variable capacity . 66 E.1 Calculation of SEERon . 66 E.2 Calculation of SEER . 68 E.2.1 Calculation of reference annual cooling demand (QC) according to Formula (2) . 68 E.2.2 Calculation of SEER according to Formula (1) . 68 Annex F (informative)
Calculation example for SCOPon and SCOPnet - Application to a fixed capacity air-to-water heat pump used for floor heating . 69 Annex G (informative)
Calculation example for SCOPon and SCOPnet – Application to a fixed capacity brine-to-water heat pump used for medium temperature application. 73 Annex H (informative)
Compensation methods for air-to-water and water/brine-to-water units . 78 H.1 General . 78 H.2 Compensation system for reduced capacity test in cooling mode . 78 H.3 Compensation system for reduced capacity test in heating mode . 78 Annex ZA (informative)
Relationship between this European Standard and the requirements of Commission Regulation (EU) No 206/2012 . 80 Annex ZB (informative)
Relationship between this European Standard and the requirements of Commission Regulation (EU) No 813/2013 and Commission Delegated Regulation (EU) No 811/2013 . 82 Bibliography . 85
Annex C Annex G Annex D Annex D Annex E Annex B Annex F Annex C Annex G - Annex H Annex F Annex ZA Annex ZA Annex ZB
- Annex E Bibliography Bibliography Although this document was prepared in the frame of the Commission Regulation (EU) No 206/2012 implementing Directive 2009/125/EC with regard to ecodesign requirements for air conditioners and comfort fans, it may also be used to show compliance with the requirements of the European Directive 2010/30/EU and Commission Delegated Regulation (EU) No 626/2011. This standard was prepared in the frame of the Commission Regulation (EU) No 813/2013 implementing Directive 2009/125/EC with regard to ecodesign requirements for space heaters and combination heaters. This European standard also aims at showing compliance with the requirements of the European Directive 2010/30/EU and Commission Delegated Regulation (EU) No 811/2013. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following 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, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. SIST EN 14825:2016
This condition may involve on/off-cycling of the unit in order to reach or maintain a required indoor air temperature. SIST EN 14825:2016
For calculation of SCOPon, the power consumption during thermostat-off mode, standby mode, off mode or crankcase heater mode are excluded. The power consumption of a supplementary heater is added for the part load conditions where the declared capacity of the unit is lower than the heating load, regardless whether this back up heater is included in the unit or not. Note 2 to entry:
Expressed in kWh/kWh. 3.1.3 active mode seasonal energy efficiency ratio SEERon average energy efficiency ratio of the unit in active mode for the cooling function, determined from part load and bin-specific energy efficiency ratios (EERbin(Tj)) and weighted by the bin hours where the bin condition occurs Note 1 to entry:
For calculation of SEERon, power consumption during thermostat-off mode, standby mode, off mode or that of the crankcase heater are excluded. Note 2 to entry:
Expressed in kWh/kWh. 3.1.4 annual electricity consumption for cooling QCE electricity consumption [kWh] required to meet the reference annual cooling demand and calculated as the reference annual cooling demand divided by the active mode seasonal energy efficiency ratio (SEERon) and the electricity consumption of the unit for thermostat-off-, standby-, off- and crankcase heater-mode during the cooling season 3.1.5 annual energy consumption for heating QHE energy consumption [kWh] which is required to meet the indicated reference annual heating demand, which pertains to a designated heating season and which is calculated as the reference annual heating demand divided by the active mode seasonal coefficient of performance (SCOPon) and the electricity consumption of the unit for thermostat-off-, standby-, off- and crankcase heater-mode during the heating season 3.1.6 application SCOP, application SCOPon and application SCOPnet SCOP and SCOPon/SCOPnet that take into account the specific application and the specific location of the unit, which are different from the ones used for determining the SCOP and SCOPon/SCOPnet given in this European Standard Note 1 to entry:
The calculation procedures used to determine the application SCOPon/SCOPnet, if required, are those in this European Standard for SCOPon/SCOPnet. However, the heating bins used in the calculations will be those of the actual location of the building. The heating loads as well as the hours of use will be those of the actual building. SIST EN 14825:2016
The calculation procedures used to determine the application SEERon, if required, are those in this European Standard for SEERon. However, the cooling bins used in the calculations will be those of the actual location of the building. The cooling loads as well as the hours of use will be those of the actual building. 3.1.8 average climate conditions temperature conditions characteristic for the city of Strasbourg 3.1.9 bin outdoor temperature interval Note to entry: For the calculation of SCOP and SEER a bin of 1 K is used 3.1.10 bin hours hj hours per season for which an outdoor temperature occurs for each bin j 3.1.11 bin limit temperature temperature in the bin for which no more heating or cooling is required Note 1 to entry:
The bin limit temperature equals 16 °C for all climates in cooling and heating applications. 3.1.12 bin-specific coefficient of performance COPbin(Tj) coefficient of performance specific for every bin j with outdoor temperature Tj in a season 3.1.13 bin-specific energy efficiency ratio EERbin(Tj) energy efficiency ratio specific for every bin j with outdoor temperature Tj in a season 3.1.14 bin temperature outdoor temperature Tj outdoor air dry bulb temperature Note to entry 1: Expressed in °C Note to entry 2: The relative humidity may be indicated by a corresponding wet bulb temperature SIST EN 14825:2016
Below this point, the unit may still deliver capacity, but additional back up heating is necessary to fulfil the full heating load. 3.1.16 capacity control ability of the unit to change its capacity by changing the volumetric flow rate of the refrigerant Note 1 to entry: Units are indicated as ‘fixed’ if the unit cannot change its volumetric flow rate, 'staged' if the volumetric flow rate is changed or varied in series of not more than two steps, or 'variable' if the volumetric flow rate is changed or varied in series of three or more steps. 3.1.17 capacity ratio CR cooling (or heating) part load or full load divided by the declared cooling (or heating) capacity of the unit at the same temperature conditions 3.1.18 climate conditions temperature conditions (dry bulb) characteristic for a specific location 3.1.19 coefficient of performance at declared capacity COPd declared heating capacity of the unit divided by the effective power input of the unit at specific temperature conditions, A, B, C, D, E, F and G, where applicable Note 1 to entry:
Expressed in kW/kW. 3.1.20 coefficient of performance at part load COPbin heating capacity at part load or full load divided by the effective power input of a unit at specific temperature conditions Note 1 to entry:
When the declared capacity of the unit is higher than the heating demand, the COP includes degradation losses. When the declared capacity of the unit is lower than the heating demand (i.e. below the bivalent temperature condition), the COP of the declared capacity is used. Note 2 to entry:
Expressed in kW/kW. 3.1.21 colder climate conditions temperature conditions characteristic for the city of Helsinki SIST EN 14825:2016
Expressed in h. 3.1.24 crankcase heater mode power input PCK power input of the unit due to crankcase heater operation mode Note 1 to entry:
Expressed in kW. 3.1.25 crankcase heater (operation) mode condition where the unit has activated a heating device to avoid the refrigerant migrating to the compressor in order to limit the refrigerant concentration in oil at compressor start 3.1.26 cycling interval capacity for cooling Pcycc (time-weighted) average cooling capacity output over the cycling interval test Note 1 to entry: Expressed in kW. 3.1.27 cycling interval capacity for heating Pcych (time-weighted) average heating capacity output over the cycling interval test Note 1 to entry: Expressed in kW. 3.1.28 cycling interval efficiency for cooling EERcyc average energy efficiency ratio over the cycling interval test (compressor switching on and off) Note 1 to entry: The cycling interval efficiency for cooling is calculated as the integrated cooling capacity over the interval [kWh] divided by the integrated electric power input over that same interval [kWh]. 3.1.29 cycling interval efficiency for heating COPcyc average coefficient of performance over the cycling interval test (compressor switching on and off) Note 1 to entry:
The cycling interval efficiency for heating calculated as the integrated heating capacity over the interval [kWh] divided by the integrated electric power input over that same interval [kWh]. SIST EN 14825:2016
This is the capacity delivered by the refrigerant cycle of the unit without supplementary heaters, even if those are integrated in the unit. 3.1.31 degradation coefficient in cooling mode Cdc measure of efficiency loss in cooling mode due to the cycling of the unit Note 1 to entry: If Cdc is not determined by measurement then the default degradation coefficient for air-to-water and water/brine-to-water units is 0,9. Note 2 to entry: If Cdc is not determined by measurement then the default degradation coefficient for air-to-air and water/brine-to-air units is 0,25. 3.1.32 degradation coefficient in heating mode Cdh measure of efficiency loss in heating mode due to the cycling of the unit Note 1 to entry: If Cdh is not determined by measurement then the default degradation coefficient for air-to-water and water/brine-to-water units is 0,9. Note 2 to entry: If Cdh is not determined by measurement then the default degradation coefficient for air-to-air and water/brine-to-air units is 0,25. 3.1.33 electric back up heater supplementary electric heater, with a COP of 1, considered in the calculation of SCOP and SCOPon, regardless whether it is integrated in the unit or not 3.1.34 electric back up heater capacity elbu(Tj) heating capacity of a real or assumed electrical back up heater supplementing the declared capacity for heating when the capacity of the unit is lower than the heat demand for a specific bin temperature Tj Note 1 to entry: Expressed in kW. 3.1.35 energy efficiency ratio at declared capacity EERd declared cooling capacity of the unit divided by the effective power input of a unit at specific temperature conditions A, B, C, D Note 1 to entry: Expressed in kW/kW. SIST EN 14825:2016
The EER includes degradation losses when the declared capacity of the unit is higher than the cooling demand. Note 2 to entry:
Expressed in kW/kW. 3.1.37 equivalent active mode hours for cooling HCE assumed annual number of hours while the unit is assumed to operate at the design load for cooling (Pdesignc) in order to satisfy the reference annual cooling demand Note 1 to entry:
Expressed in hours [h]. 3.1.38 equivalent active mode hours for heating HHE assumed annual number of hours while the unit is assumed to operate at the design load for heating (Pdesignh) in order to satisfy the reference annual heating demand Note 1 to entry:
Expressed in hours [h]. 3.1.39 fixed outlet water outlet temperature that is used when the control of the unit has no means to automatically vary the water outlet temperature with the outdoor temperature 3.1.40 fossil fuel back up heater supplementary fossil fuel back up heater considered in the calculation of SCOP and SCOPon. The fossil fuel back up heater shall be supplied together with the unit 3.1.41 fossil fuel back up heater efficiency sffbu seasonal space heating energy effiency of fossil fuel back up heater Note 1 to entry:
Expressed in %. 3.1.42 dry cooler self-contained system that cools a single-phase liquid by rejecting sensible heat via a heat exchanger to air that is mechanically circulated by integral fan(s) SIST EN 14825:2016
It is possible to calculate the SEER/SEERon or SCOP/SCOPon/SCOPnet of a unit for more than one Pdesign value. Note 2 to entry:
Expressed in kW. 3.1.44 high temperature application application where the unit delivers its declared capacity for heating at an indoor heat exchanger outlet temperature of 65°C 3.1.45 information or status display continuous function providing information or indicating the status of the equipment on a display, including clocks 3.1.46 intermediate temperature application application where the unit delivers its declared capacity for heating at an indoor heat exchanger outlet temperature of 45°C 3.1.47 low temperature application application where the unit delivers its declared capacity for heating at an indoor heat exchanger outlet temperature of 35°C 3.1.48 low temperature heat pump unit that is specifically designed for low-temperature application, and that cannot deliver heating water reference design conditions for average climate 3.1.49 medium temperature application application where the unit delivers its declared capacity for heating at an indoor heat exchanger outlet temperature of 55°C 3.1.50 net seasonal coefficient of performance SCOPnet seasonal efficiency of a unit in active heating mode without supplementary heaters which is determined from mandatory conditions given in this European Standard Note 1 to entry:
For calculation of SCOPnet, the electricity consumption during active mode is used. This excludes the power consumption during thermostat-off mode, standby mode, off mode or that of the crankcase heater. For the part load conditions where the declared capacity of the unit is lower than the heating load, the power consumption of a supplementary heater is not included. Note 2 to entry:
Expressed in kWh/kWh. SIST EN 14825:2016
Off mode means a condition in which the equipment is connected to the mains and is not providing any function. The following will also be considered as off mode: conditions providing only an indication of off mode condition; conditions providing only functionalities intended to ensure electromagnetic compatibility. 3.1.52 off mode operating hours HOFF annual number of hours the unit is considered to be in off mode, the value of which depends on the designated season and function Note 1 to entry:
Expressed in h. 3.1.53 off mode power input POFF power input of the unit while in off mode Note 1 to entry:
Expressed in kW. 3.1.54 operation limit temperature TOL outdoor temperature below which the declared capacity is equal to zero Note 1 to entry:
Expressed in °C. 3.1.55 part load for cooling Pc(Tj) cooling load at a specific outdoor temperature Tj, calculated as the design load multiplied by the part load ratio Note 1 to entry:
Expressed in kW. 3.1.56 part load for heating Ph(Tj) heating load at a specific outdoor temperature Tj, calculated as the design load multiplied by the part load ratio Note 1 to entry: Expressed in kW. 3.1.57 part load ratio pl(Tj) outdoor temperature minus 16 °C divided by the reference design temperature minus 16 °C SIST EN 14825:2016
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Frequently Asked Questions
EN 14825:2016 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 - Testing and rating at part load conditions and calculation of seasonal performance". This standard covers: This European Standard covers air conditioners, heat pumps and liquid chilling packages. It applies to factory made units defined in EN 14511-1, except single duct, double duct, control cabinet and close control units. 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 coefficient of performance SCOP, SCOPon and SCOPnet, and seasonal space heating energy efficiency s. 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: The word unit is used instead of the full terms of the products.
This European Standard covers air conditioners, heat pumps and liquid chilling packages. It applies to factory made units defined in EN 14511-1, except single duct, double duct, control cabinet and close control units. 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 coefficient of performance SCOP, SCOPon and SCOPnet, and seasonal space heating energy efficiency s. 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: The word unit is used instead of the full terms of the products.
EN 14825:2016 is classified under the following ICS (International Classification for Standards) categories: 27.080 - Heat pumps; 91.140.30 - Ventilation and air-conditioning systems. The ICS classification helps identify the subject area and facilitates finding related standards.
EN 14825:2016 has the following relationships with other standards: It is inter standard links to EN 14825:2013, EN 14825:2018. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
EN 14825:2016 is associated with the following European legislation: EU Directives/Regulations: 2009/125/EC, 206/2012, 811/2013, 813/2013; Standardization Mandates: M/495, M/535. 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.
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The article discusses a European Standard, EN 14825:2016, that covers air conditioners, heat pumps, and liquid chilling packages. This standard applies to factory-made units defined in EN 14511-1, excluding certain types. The standard provides temperatures and part load conditions, as well as calculation methods for determining seasonal energy efficiency, seasonal coefficient of performance, and seasonal space heating energy efficiency. These calculations can be done using calculated or measured values. The standard also covers test methods for determining capacities, energy efficiency ratios, and power consumption during different modes of operation. It is worth noting that the term "unit" is used instead of the full product names in this standard.
この記事では、EN 14825:2016というヨーロッパ規格について取り上げています。この規格は、エアコン、ヒートポンプ、リキッドチリングパッケージに適用されます。ただし、EN 14511-1で定義された工場製品に限定され、シングルダクト、ダブルダクト、制御キャビネット、クローズドコントロールユニットは含まれません。 このヨーロッパ規格では、季節エネルギー効率（SEERおよびSEERon）、季節的性能係数（SCOP、SCOPonおよびSCOPnet）、および季節的な空間暖房エネルギー効率（ηs）を決定するための温度と部分負荷条件、および計算方法を提供しています。 これらの計算方法は、計算値または測定値に基づいて行うことができます。 測定値の場合、この規格では部分負荷条件での容量、エネルギー効率比、および電力消費量のテスト方法もカバーしています。また、サーモスタットオフモード、スタンバイモード、オフモード、およびクランクケースヒーターモードでの電力消費量のテスト方法もカバーしています。 注意：この規格では製品の完全な名称の代わりに「ユニット」という用語が使用されています。
이 기사는 EN 14825:2016이라는 유럽 표준에 대해 다루고 있습니다. 이 표준은 공기 조화기, 열 펌프, 액체 냉각 패키지를 다룹니다. EN 14511-1에서 정의한 공장 제작 단위에 적용되며, 단일 덕트, 이중 덕트, 제어 캐비닛 및 밀폐 제어 장치를 제외한 단위에 해당됩니다. 이 유럽 표준은 계절 에너지 효율(SEER 및 SEERon), 계절적인 성능 계수(SCOP, SCOPon 및 SCOPnet) 및 계절적인 공간 난방 에너지 효율(ηs)을 결정하기 위한 온도와 부하 조건과 계산 방법을 설명해줍니다. 이러한 계산 방법은 계산된 값 또는 측정된 값에 기반할 수 있습니다. 측정된 값의 경우, 이 유럽 표준은 부하 조건에서의 용량, EER 및 COP 값을 결정하기 위한 시험 방법을 다룹니다. 또한, 온도 조절기 꺼진 모드, 대기 모드, 꺼진 모드 및 크랭크 케이스 히터 모드에서의 전기 소비량에 대한 시험 방법도 다룹니다. 참고: 제품의 전체 용어 대신 "단위"라는 용어가 사용됩니다.
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