The table gives an overview of the national contributions
| Project | Task 1 | Task 2 | Task 3 | Task 4 | |
| AT | Development A/A-W CO2 heat pump | System survey | System analysis, Definition of prototype system, EES and TRNSYS simulations | Lab - testing of prototype | Results of Lab - testing of prototype |
| CA | Low energy houses in cold climate - Optimum design and field testing |
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Summer 2007 (two summer and winter periods) Interim report Dec. 2007 | Design guidelines based on field test Sept. 2008 |
| CH | Standard systems for heating and cooling with heat pumps |
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Summer 2007 System assessment simulation | 2007/2008 Field test of 1 pilot plant | Mid 2008 Design guidelines |
| DE | Field testing "Heat pump efficiency" | Market overview of compact units/ passive houses | To be decided |
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Sept. 2007
Evaluation of the results of the field testing
Product/system optimisation |
| JP | Future heat pump for Japan | System and demand survey | Jan. 2007: Evaluation of systems for moderate climate zone (cold climate) |
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To be specified |
| NL | Market development for low energy system layouts incl. heat pumps |
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| NO | Heat pump systems for Norwegian low energy houses | System survey | Evaluation of application of compact units in Norway (cold climate) | Field test of novel layout of water-to-water heat pump with propane refrigerant installed in passive house | Best practice |
| SE | Develop heat pump systems for low energy houses |
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Results of developed low energy systems |
| US | Development of highly integrated multifunctional heat pump for Net Zero Energy houses (NZEH) |
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to be decided |