Description: Automatic governing of the service pressure inside an air braking system. In addition to protecting the pipe work and valves from contamination (e. g water, oil dirt and sundries ) also supplying to type the compressed air. Features: Operating temperature range :-40C--+100゜C Safety pressure :1200+2000KPa Pressure regulation rang :60kPa Disconnecting pressure: 810+-20kPa Max. working pressure: 2500kPa