R290 Split Air Conditioners Resource Guide Version 1.0 Imprint
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R290 Split Air Conditioners Resource Guide Version 1.0 Imprint As a federally owned enterprise, GIZ supports the German Government Proclaimer: in achieving its objectives in the field of The information in this report, or upon which this report is based, has international cooperation for sustainable development. been obtained from sources the authors believe to be reliable and accurate. While reasonable efforts have been made to ensure that the contents of this publication are factually correct, GIZ GmbH does not Published by: accept responsibility for the accuracy or completeness of the con- Deutsche Gesellschaft für tents, and shall not be liable for any loss or Internationale Zusammenarbeit (GIZ) GmbH damage that may be occasioned directly or indirectly through the use of, or reliance on, the contents of this publication. Registered offices: Bonn and Eschborn, Germany URL links: This publication contains links to external websites. 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GIZ expressly dissociates itself from such content. and On behalf of The German Federal Ministry for the Environment, Umweltbundesamt Nature Conservation and Nuclear Safety Wörlitzer Platz 1 Division KI II 7 International Climate Finance, International Climate 06844 Dessau-Roßlau Initiative T +49 340-2103-0 11055 Berlin, Germany F +49 340-2103-2285 T +49 30 18 305-0 E [email protected] F +49 30 18 305-43 75 I www.umweltbundesamt.de E [email protected] I www.bmu.bund.de Authors Leon Becker & Philipp Munzinger (GIZ Proklima) GIZ is responsible for the content of this publication. Dr. Daniel de Graaf (Umweltbundesamt) Printed on 100% recycled paper, certified to FSC standards. Acknowledgement for Inputs and Review Dr. Sukumar Devotta, Ole Nielsen (UNIDO) Printing and distribution: Braun & Sohn Druckerei GmbH & Co. KG, Maintal Dr. Daniel Colbourne, Rolf Hühren, Irene Papst, Dietram Oppelt (HEAT GmbH) Status: Tim Anders, Kai Berndt, Philipp Denzinger, Eschborn, October 2019 Marion Geiss, Daniela Lassmann, Maraida Licerio, Maike Kauffmann, Marcel Nitschmann, Lara Teutsch, Smita Vichare (GIZ) Design/layout: creative republic, Thomas Maxeiner Visual Communications, Frankfurt /Germany Photo credits/sources: © AGRAMKOW © GIZ Proklima / Leon Becker, Curllan Bhola, Asiedu Danquah, June B. Oliveros II, Gianfranco Vivi © Sonobond Ultrasonics © PT Pertamina © nikomsolftwaer/stock.adobe.com © shutterstock © Ball LunLa/shutterstock 2 2 3 Table of Abbreviations A AC Air Conditioning D DMT Deutsche Montan Technologie Gmbh ACR&HP Air Conditioning, Refrigeration & Heat Pump E EC Electronically Commutated ACs Air Conditioners EE Energy Efficiency AHRI Air Conditioning, Heating and Refrigeration EER Energy Efficiency Ratio Institute EEV Electronic Expansion Valve AL Aluminium EIA Environmental Investigation Agency ANSI Approved American National Standard EN European Norm B BAU Business as Usual EOL End-Of-Life BEE Indian Bureau of Energy Efficiency EPA Environmental Protection Agency in Ghana BMU Germany’s Federal Ministry for the EU European Union Environment, Nature Conservation and Nuclear F FECO Chinese Foreign Economic Cooperation Office Safety G GCI Green Cooling Initiative BTU British Thermal Unit GHG Greenhouse Gas C C4 Cool Contributions Fighting Climate Change GIZ Deutsche Gesellschaft für Internationale Zusammenarbeit CC Cooling Capacity GWP Global Warming Potential CCC China Compulsory Certification H H O Water CEC China Environmental 2 United Certification Center HC Hydrocarbon CED Cumulated Energy Demand HCI Hydrochloric Acid CHEAA China Household Electrical HCFCs Hydrochlorofluorocarbons Appliances Association HF Hydrofluoric Acid CO Carbon Monoxide HFCs Hydrofluorocarbons CO2 Carbon Dioxide HFO Hydrofluro-olefin COP Coefficient of Performance HP Horse Power | Heat Pump CSN Complete Satisfaction Number HPMP HCFC Phase-Out Management Plan CSPF Cooling Seasonal Performance Factor HPWH Heat Pump Water Heater CU Copper 4 I IDU Indoor Unit R RAC Refrigeration And Air Conditioning IEA International Energy Agency S SC Sub Committee IEC International Electrotechnical Commission SCOP Seasonal Coefficient Of Performance IKI Internationale Klimaschutzinitiative SEER Seasonal Energy Efficiency Ratio (International Climate Initiative) Split ACs Split-Type Air Conditioning Systems IPCC Intergovernmental Panel on Climate Change T TC Technical Committee ISEER Indian Seasonal Energy Efficiency Ratio TEAP Technology And Economic Assessment Panel ISO International Organization for Standardization TESDA Philippines’ Technical Education And Skills J JARN Japan Air Conditioning, Development Authority Heating & Refrigeration News, Ltd. TEV Thermal Expansion Valve JRAIA Japan Refrigeration and Air Conditioning Industry Association TFA Trifluoro Acetic Acid ToT Training of Trainers L LCIA Lifecycle Impact Assessment U U4E United For Efficiency LFL Lower Flammability Limit UBA Umweltbundesamt (German Environment LPG Liquefied Petroleum Gas Agency) M MEPS Minimum Energy Performance Standards UFL Upper Flammability Limit MIT Mitigation UNEP United Nations Environmental Program N NAMA Nationally Appropriate Mitigation Actions UNFCCC United Nations Framework Convention On Climate Change NC National Committee UNIDO United Nations Industrial Development Organization NDCs Nationally Determined Contributions W WG Working Group NOU National Ozone Unit O ODP Ozone Depleting Potential ODS Ozone Depleting Substance ODU Outdoor Unit Q QCR Qualification, Certification and Registration 4 5 Foreword Room air conditioning appliances become more and more This guide clearly shows that single-split room ACs popular worldwide. 129 million units have been sold in equipped with R290 (propane) exhibit significant environ- 2017 (JARN, 2018), including roughly 100 million single- mental advantages through good energy performance and a split air conditioners (ACs). Compared to the year 2007, GWP close to zero. The guide shall contribute to address- this means a growth in sales of such appliances by 64% - in ing and demystifying all aspects relevant for the successful only ten years. The reasons for this trend are a growing introduction of R290 split Air Conditioners. world population, a rising middle class in countries with emerging markets and, more recently, rising temperatures A good example that proofs the viability of this option comes due to climate change. from India where a domestic manufacturer offers a single- split air conditioner with R290 refrigerant. The product is Ironically, the latter is caused to a considerable share by the most energy-efficient appliance of this product group on air conditioning itself through the energy consumption the Indian market. More than 600,000 units have been sold associated with the use of air conditioning equipment. to end users so far with no reported incidents because they The International Energy Agency provides in a current are safely installed by qualified and certified personnel. This report (IEA, 2018) that 20% of the energy consumption example should encourage other governments and manufac- in buildings is due to air conditioning. Further, it projects turers to introduce their R290 solutions to the domestic and that energy consumption in this field will more than triple worldwide market. Considering the phase-down of hydro- by the year 2050. This trend is driven mainly by the fluoro carbons such as R410A and R32 according the recent residential sector where single-split AC appliances are the Kigali Amendment to the Montreal Protocol, which already dominating type of AC equipment. Accelerated energy started with the first step of -10% of the baseline, R290 is efficiency levels for these type of appliances in the short term today the only viable and future-proof choice for residential are crucial to minimize or even decrease the currently and light commercial single-split air conditioning. growing impact on the climate. The significant climate impact of room ACs is not only made by fossil fuel-based electricity supply, but also a result of the predominant and massively growing use of halogen- ated refrigerants such as R22, R410A, and, to a growing extent, R32 with high global warming potential (GWP), Dr. Bettina Rechenberg which today have a significant share of the overall green- Director General of Division III – Sustainable Production house gas emissions caused by air conditioners. For single- and Products, Waste Management split room ACs, the loss of the initial refrigerant charge German Environment Agency over the lifetime is 100% or even more, caused through leakages during operation as well as during installation and disposal at the end of life. Therefore, the use of natural refrigerants with very low GWP not only can result in superior energy performance, but also