... , Chemical, Oil, Mining, Light, Machinery Manufacturing, Paper Making, Printing, Food, Transportation, Martial industry, etc. ModelDA-30GA/WDA-40GA/WDA-50GA/WDA ... according to the international GB/T4980-2003 standardOil content of discharged air3 ppmOutlet air temperatureAmbient temperature + 15 °CCooling air volumem3/min145255255255268400400600630850Cooling water volumeL ...