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| Accoustic Values Silenzio |
| |
| Silenzio |
Frequencies in dB |
Dne,A in dB(A) |
Dne,W(c;cDtr) |
| |
125 Hz |
250 Hz |
500 Hz |
1000 Hz |
2000 Hz |
Road |
Rail |
Air |
in dB(A) |
200
200 Plus
250 |
34,3
31,8
33,3 |
36,3
29,4
35,2 |
45,5
39,7
42,3 |
50,0
47,8
46,9 |
60,4
54,4
61,7 |
43,1
37,6
41,5 |
48,8
43,4
46,4 |
45,1
39,0
43,3 |
48 (-1,-4)
43 (-1,-5)
46 (-1,-4) |
| Characteristics Silenzio |
| |
Silenzio 200 |
Silenzio 200 Plus |
Silenzio 250 |
| Height [mm] Inside/Outside |
285/285 |
285/285 |
335/335 |
| Width [mm] Inside/Outside |
270/270 |
320/320 |
320/320 |
| Depth [mm] Inside/Outside |
107/107 |
107/107 |
107/107 |
| Air permeability at 1 Pa [dm3/s] |
9,9 |
13,2 |
13,3 |
| Air permeability at 2 Pa [dm3/s] |
13,9 |
18,6 |
18,7 |
| Air-borne sound insulation RqA [dB(A)] |
13,1 |
8,8 |
12,8 |
- Aluminium : ISO 209-89 : 6063 Surface treatment : Standard in a natural anodised finish (15-20 µm) (VB6/A20/VOM1) Enamelled polyester powder coated (60-80µm) Standard RAL colours (available in any RAL colour)
- Parts : Thermoplastic
- Damping material : Compressed PU foam
- Dimensions outside and inside wall cowls :
- Silenzio 200 : 285 x 270 x 107 mm
- Silenzio 200 Plus : 285 x 320 x 107 mm
- Silenzio 250 : 335 x 320 x 107 mm
- Tube length : 300 mm (wall thickness : minimum 270 mm, max. 375 mm)
- Operating control : Stepless control by rotating flap
- Colour fastness : Anodised no discolouration, stove enamelled colour fast
- Cleaning : Removable inside grille by hand
- Fitting instructions : Keep the drill square and hold it firmly using a tower scaffold (ladders are totally inappropriate !)
- Paint system : Kit
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