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Cylindrical
attenuators


Noise reduction for air distributing systems

Cylindrical attenuators are intended for use in ventilation systems. They are necessary for the noise reduction of the flow rate control of air terminal units. They also reduce sound transmission through ventilation ducting to adjacent rooms (cross talk).

LKR

Rekatangulær lyddemper med sirkulær anslutning
Lengde 600 mm, 900 mm, 1200 mm
Ecoson lyddempermateriale


Flere detaljer

Type CA

CA 160
  • Circular silencer in rigid construction
  • Casing and perforated inner duct galvanised sheet steel
  • Lining is mineral wool conforming to DIN 4102, fire rating class A2, with RAL quality mark RAL-GZ 388
  • Mineral wool faced with fibreglass as protection against erosion suitable for air velocities up to 20 m/s
  • Insertion loss tested according to DIN EN ISO 7235

Flere detaljer

circular

Ø 100 – 1,000 mm
L: 500 – 1,500 mm
Insulation thickness:
50 or 100 mm

Galvanised steel

Casing air leakage flow rate complies with DIN EN 1751, class A

Type CAK

CAK
  • Circular silencer in rigid construction
  • Outer casing and perforated inner duct are flame resistant plastic polypropylene PPs to DIN 4102, fire rating class B1
  • Lining is mineral wool conforming to DIN 4102, fire rating class A2, with RAL quality mark RAL-GZ 388
  • Mineral wool faced with fibreglass as protection against erosion suitable for air velocities up to 20 m/s
  • Insertion loss tested according to DIN EN ISO 7235

Flere detaljer

circular

Ø 110 – 400 mm
L: 500 – 1.500 mm
Insulation thickness: 50 mm

Plastic (PPs)

Casing air leakage flow rate complies with DIN EN 1751, class C




Type CB

CB 250
  • Circular silencer in rigid construction with additional sound-absorbing pod for higher insertion loss
  • Casing and perforated inner duct galvanised sheet steel
  • Lining is mineral wool conforming to DIN 4102, fire rating class A2, with RAL quality mark RAL-GZ 388
  • Mineral wool faced with fibreglass as protection against erosion suitable for air velocities up to 20 m/s
  • Insertion loss tested according to DIN EN ISO 7235

Flere detaljer

circular

Ø 250 – 1,000 mm
L: 500 – 1,500 mm
Insulation thickness:
50 or 100 mm

Galvanised steel

Casing air leakage flow rate complies with DIN EN 1751, class A

Type CF

CF 160
  • Circular silencer in flexible construction
  • Outer casing and perforated inner duct are aluminium
  • Lining is mineral wool conforming to DIN 4102, fire rating class A2, with RAL quality mark RAL-GZ 388
  • Mineral wool faced with fibreglass as protection against erosion suitable for air velocities up to 20 m/s
  • Insertion loss tested according to DIN EN ISO 7235

Flere detaljer

circular

Ø 80 – 400 mm
L: 500 – 2,000 mm
Insulation thickness:
25 or 50 mm

Aluminium

Casing air leakage flow rate complies with DIN EN 1751, class A

Type CS

CS 160
  • Circular silencer in rigid construction
  • Outer casing and perforated inner duct are aluminium
  • Lining is mineral wool conforming to DIN 4102, fire rating class A2, with RAL quality mark RAL-GZ 388
  • Mineral wool faced with fibreglass as protection against erosion suitable for air velocities up to 20 m/s
  • Insertion loss tested according to DIN EN ISO 7235

Flere detaljer

circular

Ø 80 – 400 mm
L: 500 – 2,000 mm
Insulation thickness:
25 or 50 mm

Aluminium

Casing air leakage flow rate complies with DIN EN 1751, class A

Reference

Schalke-Arena

Også på Schalke-Arena stoler man på lyddæmping fra TROX.
Reference

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Kontakt

TROX Danmark A/S

Kærvej 23
2970 Hørsholm
Tel: +45 4914 6633
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