AT250 e AT350

AT250 e AT350

AT250: Roll of filtering media in thermobonded synthetic polyester staple fibre with a basis weight of 250 g/m² . Efficiency class G4 .

 

AT350: Roll of filtering media in thermobonded synthetic polyester staple fibre with a basis weight of 350 g/m² . Efficiency class G4.

 

TECHNICAL CHARACTERISTICS AND LIMITS OF USE AT250

  • Efficiency class (CEN EN779-2012):  G4
  • Average gravimetric efficiency: 90%
  • Filter fabric basis weight: 250gr/m²
  • Thickness: 22-24 mm
  • Maximum operating temperature: 100°C
  • Relative humidity: 100%
  • Initial pressure drop: 43 Pa
  • Recommended final pressure drop: 250 Pa
  • Maximum pressure drop: 400 Pa
  • Dust collection capacity: 470 gr/m²
  • Recommended frontal velocity: 1,5 m/s
  • Reaction to fire (DIN53438/3): class F1

 

CARATTERISTICHE AT350

  • Efficiency class (CEN EN779):  G4
  • Average gravimetric efficiency: 95%
  • Filter fabric basis weight: 350gr/m²
  • Thickness: 22-24 mm
  • Maximum operating temperature: 100°C
  • Relative humidity: 100%
  • Initial pressure drop: 52 Pa
  • Recommended final pressure drop: 250 Pa
  • Maximum pressure drop 400 Pa
  • Dust collection capacity: 490 gr/m²
  • Recommended frontal velocity: 1,5 m/s
  • Reaction to fire (DIN53438/3): class F1

 

APPLICATIONS AT250

Air treatment units, prefiltration in high-efficiency filters.

 

APPLICATIONS AT350

Air treatment units, prefiltration in high-efficiency filters.

 

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