Domestic fans
Industrial fans
Single-room air handling units with heat recovery
Air handling units 
Smoke extraction and ventilation
Ventilation accessories
Ventilation ducts and fittings
Air distribution
Measurement and control technology
Ventilation sets and ventsBlauberg SD (round)
Series of products
- Description
- Modifications
- Downloads
- Designation key
- Noise level reduction
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 400 mm round air ducts. MOUNTINGFixing to round ducts with clamps. Any mounting position. For better sound absorption install the silencers in series. |
DESIGN
Galvanized steel case is filled with non-flammable sound-absorbing material with protecting covering against fiber blowing. Airtight connection with air ducts due to connecting flanges with rubber seals. A great variety of standard ranges with several length options. |
Modifications
| Modification name | |
|---|---|
| SD 100/1200 | |
| SD 100/600 | |
| SD 100/900 | |
| SD 125/1200 | |
| SD 125/600 | |
| SD 125/900 | |
| SD 150/1200 | |
| SD 150/600 | |
| SD 150/900 | |
| SD 160/1200 | |
| SD 160/600 | |
| SD 160/900 | |
| SD 200/1200 | |
| SD 200/600 | |
| SD 200/900 | |
| SD 250/1200 | |
| SD 250/600 | |
| SD 250/900 | |
| SD 315/1200 | |
| SD 315/600 | |
| SD 315/900 | |
| SD 355/1200 | |
| SD 355/600 | |
| SD 355/900 | |
| SD 400/1200 | |
| SD 400/900 |
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Documents archieve
Documents archieve
Select a document type
- Catalogues
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- Technical documentation
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- Certificates
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Designation key
Designation key
| Series | Connected air duct diameter [mm] | Length [mm] | |
| SD | 100; 125; 150; 160; 200; 250; 315; 355; 400 | / | 600; 900; 1200 |
Noise level reduction
Noise level reduction
Noise level reduction, dB (octave-frequency band [Hz])
| Model | 63 | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 |
| SD 100/600 | 4 | 8 | 10 | 20 | 34 | 30 | 13 | 14 |
| SD 100/900 | 5 | 10 | 15 | 23 | 44 | 30 | 16 | 15 |
| SD 100/1200 | 6 | 11 | 19 | 28 | 50 | 34 | 20 | 18 |
| SD 125/600 | 3 | 5 | 6 | 15 | 28 | 17 | 10 | 9 |
| SD 125/900 | 4 | 9 | 12 | 22 | 43 | 22 | 16 | 12 |
| SD 125/1200 | 4 | 9 | 16 | 27 | 48 | 27 | 21 | 17 |
| SD 150/600 | 2 | 4 | 8 | 16 | 32 | 11 | 7 | 7 |
| SD 150/900 | 3 | 5 | 9 | 18 | 36 | 25 | 13 | 14 |
| SD 150/1200 | 4 | 8 | 14 | 25 | 43 | 30 | 18 | 19 |
| SD 160/600 | 2 | 4 | 8 | 17 | 33 | 11 | 7 | 7 |
| SD 160/900 | 2 | 5 | 10 | 19 | 37 | 25 | 13 | 15 |
| SD 160/1200 | 4 | 10 | 14 | 24 | 42 | 30 | 19 | 20 |
| SD 200/600 | 2 | 4 | 6 | 10 | 27 | 13 | 7 | 7 |
| SD 200/900 | 3 | 7 | 11 | 20 | 39 | 23 | 8 | 7 |
| SD 200/1200 | 4 | 10 | 14 | 23 | 40 | 26 | 13 | 12 |
| SD 250/600 | 4 | 5 | 6 | 11 | 22 | 12 | 7 | 6 |
| SD 250/900 | 4 | 5 | 7 | 16 | 32 | 20 | 12 | 10 |
| SD 250/1200 | 4 | 6 | 8 | 17 | 34 | 22 | 14 | 12 |
| SD 315/600 | 2 | 4 | 5 | 10 | 17 | 9 | 6 | 5 |
| SD 315/900 | 3 | 5 | 8 | 17 | 30 | 14 | 10 | 8 |
| SD 315/1200 | 4 | 7 | 11 | 22 | 36 | 18 | 14 | 10 |
| SD 355/600 | 4 | 9 | 16 | 22 | 17 | 13 | 14 | 13 |
| SD 355/900 | 7 | 11 | 19 | 25 | 19 | 16 | 17 | 18 |
| SD 355/1200 | 10 | 15 | 22 | 27 | 22 | 18 | 20 | 22 |
| SD 400/900 | 6 | 10 | 18 | 23 | 17 | 15 | 16 | 20 |
| SD 400/1200 | 9 | 14 | 21 | 25 | 20 | 17 | 19 | 25 |
