Fan setting
%
Sound power level broken down into octave bands, L
wokt
, dB Weighted sound
power level
L
WA
, dB(A)
63 Hz 125 Hz 250 Hz 500 Hz 1 000 Hz 2 000 Hz 4 000 Hz 8 000 Hz
Sound emitted to supply air duct
30
57 44 40 39 34 26 13 - 40
40
60 53 46 45 42 36 26 12 47
50
60 57 49 49 46 41 33 20 51
60
64 63 53 52 50 46 40 28 55
70
68 67 57 56 53 50 45 35 60
80
71 71 61 59 56 54 49 41 63
90
74 75 64 62 58 57 52 45 65
100
77 77 67 64 60 60 55 49 68
Sound emitted to extract air duct
30
57 46 31 29 24 17 12 - 35
40
57 47 36 34 26 18 12 - 37
50
57 47 40 35 27 18 12 - 37
60
58 48 44 39 31 21 14 - 40
70
58 56 48 42 33 24 17 - 45
80
59 62 52 45 35 27 20 - 49
90
60 65 55 48 38 30 23 13 52
100
62 68 57 50 40 32 25 15 55
Sound emitted to kitchen bypass duct
30
60 55 37 33 27 12 - - 41
40
61 56 43 39 33 23 12 - 44
50
59 57 46 42 37 28 19 - 45
60
61 59 51 46 41 33 26 - 49
70
61 63 55 50 44 37 30 16 52
80
67 66 59 53 47 40 35 22 56
90
69 69 62 56 49 43 37 26 59
100
70 72 65 59 51 45 41 30 61
8.4 Acoustic data
Sound emitted to the surroundings
*) Equivalent to a normal dampened room. If values are converted to L
WA
, dB (A) values, the 4units (dB) need to be added to the table values.
Fan setting
%
Sound pressure level
10 m² sound absorption
L
P
(10), dB(A)*
Mounted between
cabinet together with
the cooker hood
Mounting on a wall
20 22 27
30 23 27
40 24 29
50 25 30
60 30 32
70 31 35
80 34 38
90 36 40
100 40 43
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