The heat pumps use R744 (CO2) as a refrigerant and are available in eight versions with capacities ranging from 17 kW to 268 kW. The smallest product, called TCHP 17, measures 1,462 mm x 690 mm x ...

CO2 (carbon dioxide) as a refrigerant – also known as R744 – is a naturally occurring gas with significantly lower greenhouse gas effects than conventional refrigerants, and it is ideal for ...

Understanding refrigerants & how they affect the choice of commercial heat pumps. It addresses both synthetic and natural ...