Freeze protection device in heat pump system
专利汇可以提供Freeze protection device in heat pump system专利检索，专利查询，专利分析的服务。并且A water source heat pump system having a plurality of zone air conditioning units, each unit adapted for selectively heating or cooling a zone independent of other units, each air conditioning unit having an air-to-refrigerant heat exchanger, a water-torefrigerant heat exchanger of the type having a water contact coil disposed within a housing, a refrigerant compressor, and refrigerant control means operable to selectively cause the airto-refrigerant exchanger to act as a refrigerant evaporator or condenser and the water-to-refrigerant heat exchanger to act as a refrigerant condenser or evaporator, the water-to-refrigerant heat exchanger and the air-to-refrigerant heat exchanger utilizing thermostat control means to control the operation of the air conditioning unit so as to prevent freezing of water in the water-to-refrigerant heat exchanger during the heating cycle and prevent frosting or freezing of condensate on the air side of the air-to-refrigerant exchanger during the cooling cycle.，下面是Freeze protection device in heat pump system专利的具体信息内容。
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