OIL FREE SCREW AIR COMPRESSORS Dry Oil Free Screw Compressor G series Working Power : 37~280 KW (50~375 HP)Free Air Delivery : 2.5~47 m³/min (88.3~1660 cfm)Working Pressure : 7/8/10 bar (101.5/116/145 psig) CLASS 0 CERTIFICATE OIL FREE COMPRESSOR Widely used in different industries and different countries, high reliability. Class 0 certificate for 100% OIL FREE Air