Dynair AL-ATEX Forward curved blade centrifugal fans



  • Volute casing in folded steel sheet, protected against atmospheric agent by epoxy paint
  • Single inlet, single width, forward curved impeller (sirocco type), manufactured in galvanized steel sheet from type 200 to 315 and in steel sheet with welded blades epoxy painted from type 355 to 450
  • Brass inlet on models gauge execution IIC and steel sheet with epoxy finish on models IIB
  • Execution 4 (with impeller directly coupled to motor)
  • Standard orientation LG 270°


  • Asynchronous three-phase motors or singlephase according to international standards IEC 60034, IEC 60072, IEC 60079 and/or IEC61241, EMC 2004/108/CE, LVD 2006/95/ CE, with Atex certification for explosive atmospheres category G group II thermal class T4 protection Exd, CE marked, IP55/IP 65, class F. Suitable to S1 service (continuous working at constant load).


  • Inlet protection guard manufactured according to UNI 12499 norm and protected against the atmospheric agents
  • Round inlet cone, in steel sheet epoxy coated