... long time 5)large application water source heat pump(central air conditioning system)Heating capacity: 247~3600kw Cooling capacity: 260~3805kwCompressor ... .Can be used groundwater, surface water (river, lakes, sea) as air conditioning and heat source, for the radiant floor, radiator, fan ... end of the form of heating, cooling, sea can demand, preparation free water.3. A 5:6 tooth gear design in ...