Silenziatore circolare

layer

CK

Circular silencer with sound absorbing splitter providing increased insertion loss

  • Aerodynamic splitter provides increased insertion loss
  • Choice of various splitter thicknesses ensures best possible application
  • Attenuation effect due to absorption
  • The sound absorbing material is non-combustible mineral wool and nonhazardous to health according to the German TRGS 905 (Technical Rules for Hazardous Substances) and EU directive 97/69/EC
  • Acoustic data measured to ISO 7235
  • Leakage class C or D (depending on size) to EN 15727.
  • For use in areas with potentially explosive atmospheres (according to EC Directive 2014/34/EU (ATEX)), zones 1, 2, and zones 21 and 22 (outside) according to EC Directive 1999/92/EC


Optional equipment and accessories

  • Spigot with lip seal, for circular connecting ducts to EN 1506 or EN 13180
  • Socket-type spigot suitable for circular ducts to EN 1506 or EN 13180

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layer

CF

Circular silencers, of a flexible aluminium construction, for the reduction of noise in the circular ducts of ventilation and air conditioning systems

  • The sound absorbing material is non-combustible mineral wool with RAL quality mark, biosoluble and hence hygienically safe according to the German TRGS 905 (Technical Rules for Hazardous Substances) and EU directive 97/69/EC
  • Casing and perforated inner duct made of aluminium
  • Variant with spigot has a groove for a lip seal, suitable for circular connecting ducts to EN 1506 or EN 13180
  • Insertion loss measured according to ISO 7235
  • Casing air leakage to EN 15727, class D

  

Optional equipment and accessories

  • Socket-type spigots on both ends
  • Raised edges at both ends
  • With lip seals on both ends

 

 

 


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layer

CAH

Circular silencer made of galvanised sheet steel or stainless steel

  • Attenuation effect due to absorption
  • The sound absorbing material is non-combustible mineral wool and non-hazardous to health according to the German TRGS 905 (Technical Rules for Hazardous Substances) and EU directive 97/69/EC
  • Acoustic data measured to ISO 7235
  • Leakage class C or D (depending on size) to EN 15727.
  • For use in areas with potentially explosive atmospheres (according to EC Directive 2014/34/EU (ATEX)), zones 1, 2, and zones 21 and 22 (outside) according to EC Directive 1999/92/EC

Optional equipment and accessories

  • Spigot with lip seal, for circular connecting ducts to EN 1506 or EN 13180
  • Socket-type spigot suitable for circular ducts to EN 1506 or EN 13180

per saperne di più

layer

CAK

Plastic circular silencers for the reduction of noise in the circular ducts of extract air systems for aggressive media

  • Absorption material is non-combustible mineral wool with RAL quality mark, biosoluble and hence hygienically safe according to the German TRGS 905 (Technical Rules for Hazardous Substances) and EU directive 97/69/EC
  • Mineral wool faced with non-woven glass fibre as protection against erosion due to airflow velocities up to 20 m/s
  • Casing and perforated inner duct are flame-resistant polypropylene (PPs) to DIN 4102, building class B1
  • Variant with spigot suitable for circular ducts according to DIN 8077 or DIN 8078
  • Insertion loss measured according to ISO 7235
  • Casing air leakage to EN 15727, class D


Optional equipment and accessories

  • With flanges on both ends

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Per domande di carattere generale riguardanti i nostri prodotti o servizi, è possibile contattare:
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