... long time 5)large application water source heat pump(central air conditioning system)Heating capacity: 247~3600kw Cooling capacity: 260~ ... be used groundwater, surface water (river, lakes, sea) as air conditioning and heat source, for the radiant floor, radiator, fan ... twin-screw compressor, small vibration, low failure rate, advanced energy control method can achieve a paragraph or unwarranted energy ...