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Blauberg SDF 250/2000


Flexible silencers.
EAN codeEAN4058448035319
  • Description
  • Characteristics
  • Downloads
  • DIMENSIONS
Description
Description
USE

For attenuation of noise produced by a ventilation system and spreaded along ventilation ductworks.Used jointly with sound-insulated fans in premises with high requirements to noise level produced by ventilation equipment.Compatible with Ø 100 mm up to 315 mm round air ducts.

DESIGN

Consists of outer and inner flexible spiral seam air ducts made of aluminium alloy and filled with non-flammable sound-absorbing material.Internal surface is perforated and covered with protection coating to prevent fiber blowing-out.A great variety of standard ranges with several length options.

MOUNTING

Fixing to round ducts with clamps.  Any mounting position. For better sound absorption install the silencers in series.Fixing on both ends and in the middle to prevent sagging.

Model Noise level reduction, dB (octave-frequency band [Hz])
63 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 8000 Hz
SDF 250/2000 3 6 16 30 39 27 17 22
Characteristics
Characteristics
Parameter SDF 250/2000 Measurement unit
Length 2000 mm
Casing material aluminium -
Air duct for round air ducts -
Connection diameter 250 mm
Weight 10.1 kg
Documents archieve
Documents archieve
Name
SDF (round) - data sheet (pdf 174.91Kb)
SDF (round) - image (png 761.87Kb)
DIMENSIONS
DIMENSIONS

Type Dimensions [mm]
D D1 L L1
SDF 250/2000 249 370 2000 55
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