469-200 Series Air Dryer

wabtec westinghouse air brake 469-200 Series Air Dryer

The 469-200 Series Transit Spin-on Air Dryer is a state-of-the-art compressed air filtering/drying assembly. This drying system is a combination of some of the most advanced adsorption technology to date. The 469-200 Air Dryer offers spin-on desiccant cartridges for ease of maintenance. Designed by the Graham-White Engineering Team, with input from our customers, this drying system will provide most rail transit industry applications with compressed air that is free of oil, dirt contamination and moisture.
 
469-500 Series Air Dryer Specifications

  • Inlet port:  3/4" Female NPT port
  • Outlet port:  3/4" Female NPT port
  • Weight:  50 lbs. (23 kg)
  • Max operating pressure:160 psig (11 bar)
  • Electrical requirements:
        - 469-200: 38 VDC nominal (24 to 45 VDC range), 6.8A max required for heaters at 38 VDCi
        - 469-201: 74 VDC nominal (45 to 87 VDC range), 4.7A max required for heaters at 74 VDC
        - 469-203: 38 VDC nominal (24 to 45 VDC range), 6.8A max required for heaters at 38 VDC
  • Ambient operating temperatures:....... -40°F to +150°F (-40°C to +66°C)
  • Typical operating parameters and performance, based on saturated air, 95°F at 150 psig inlet conditions:
        - Nominal inlet flow rate: 40 SCFM
        - Pressure drop: 4.5 psig, dry inlet air
        - Dew point depression: 55°F @ 40 SCFM, based on saturated inlet air at 85°F and 130 psig