Dynair PS-L ATEX Backward curved blade centrifugal fans for dusty air



  • Volute casing in steel sheet, protected against atmospheric agents by epoxy paint. Connection flanges ISO 6580/EUROVENT 1-2
  • Aerodynamically shaped inlet cone
  • Single inlet backward curved wheel with high efficiency, manufactured in steel sheet and epoxy painted. For high rotational speed, versions in class 3 are foreseen
  • Execution 4 directly coupled and executions 1-9-12 with mono-block support in cast iron with ball bearings, designed for an ideal alignment of the ball bearings and an easy lubrication
  • Pulleys, belts and motor support suitable for the regulation of the belts tension. Belt protection guard according to EN12499
  • Asynchronous three-phase ATEX motors for explosive atmospheres category G group II thermal class T4 protection Exd according to international standards IEC 60034, IEC 60072, IEC60079 and/or 61241, EMC 2014/30/UE, LVD 2014/35/UE, CE marked, IP 55, Class F, B3 or B5 format and ATEX certified da Notify body. Suitable to S1 service (continuous working at constant load).


  • Condensation drain hole (TS)
  • Inspection door (PI)
  • Inlet counter-flange (CFA)
  • Outlet counter-flange (CFP)
  • Inlet protection guard (RA)
  • Outlet protection guard (RP)
  • Inlet flexible connector (GA)
  • Outlet flexible connector (GP)
  • Inlet vane control
  • Outlet setting shutter
  • Anti-vibration mounts