... (water to air, water loop heat pump) compact type or split type,Cooling :2.56-44kw Heating :2.73-47kw water source ... heat pump(water loop heat pump,3-44kw)FEATURESTRUCTUREPanels and frame ... single phase compressors.CENTRIFUGAL FAN Low noise, Protection level IP44. WATER SIDE HEAT EXCHANGER: REFRIGERANT CIRCUITCopper tube connection with charge valves ...