Selection program


Explosion-proof fan (ATEX)-HCTT-EX

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 This selection program is provided in cooperation with Venture Industries.

Explosion-proof fan (ATEX)-HCTT-EX


HCTT EX fans meet the requirements of the ATEX Directive 2014/34 / EU and are designed for use in potentially explosive atmospheres outside mines and mining operations. Group II category 2G / 3G requirements – Zone 1 and / or 2.
Marking: ATEX II2G Exe II T3 Gb.


  • Injection-moulded all-glass impeller (models 315-400) or plastic blades in die-cast aluminium hub
  • Aluminium roof
  • Galvanised sheet steel base
  • Maximum temperature of the transported medium 40 ° C

Electric motor

  • Asynchronous, three-phase, 400 V, 50 Hz
  • Protection class IP55
  • Insulation class F
  • Thermal protection (except models from 800 to 1000)

Special versions

For models from 800 to 1000:

  •  II 2G Ex d IIB T4 or II 2G Ex d IIB + H2 T4 (with Ex d IIC T4 motor).
  •  Suspended combustible particles and non-conductive dust:
  • II 3D Ex tc IIIB T125 ° C
  •  conductive dust:
  • II 3D Ex tc IIIC T125 ° C (with IP65 motor).

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