45
IVEDITI 1707 - 4880981_01
VED 230-240 I
Lw2 Lw1 Lw2 Lw1 Lw2 Lw1
Hz
100 41.8 38.6 39.0 38.5 35.2 35.8 32.9 29.8 30.0
125 40.7 39.2 35.2 37.5 36.0 32.0 32.1 30.8 26.4
160 41.8 41.1 33.1 38.7 38.0 30.5 33.9 33.2 25.6
200 43.3 42.5 35.5 40.4 39.7 32.5 36.4 35.5 28.9
250 46.9 46.2 38.7 44.3 43.5 36.2 40.4 39.7 32.3
315 50.0 48.7 43.9 47.3 46.0 41.3 42.8 41.7 36.5
400 52.2 51.0 45.8 49.0 47.9 42.7 44.0 43.0 37.4
500 49.8 48.5 43.9 46.6 45.3 40.6 41.8 40.3 36.2
630 47.2 45.8 41.7 44.3 42.9 38.7 40.9 39.1 36.3
800 48.0 46.5 42.6 45.3 43.8 39.9 36.8 35.4 31.2
1000 45.8 45.0 37.7 42.2 41.5 34.0 35.9 35.2 27.5
1250 42.7 41.5 36.5 39.1 38.0 32.8 32.3 31.2 25.6
1600 38.1 37.0 31.5 34.5 33.4 27.9 26.7 25.6 20.2
2000 36.8 35.6 30.4 32.9 31.8 26.5 24.2 23.0 17.9
2500 34.3 33.1 28.0 30.0 28.8 23.9 20.5 19.1 14.8
3150 31.0 29.6 25.6 26.8 25.2 21.5 17.2 15.6 12.3
4000 26.8 25.7 20.4 22.4 21.3 15.8 12.9 10.4 9.4
5000 24.2 23.4 16.5 19.6 18.9 11.0 11.2 8.7 7.7
6300 20.2 19.4 12.3 15.6 15.0 6.9 11.0 8.5 7.5
8000 15.7 14.6 9.4 11.5 10.1 5.7 12.4 9.9 8.9
10000 14.4 11.6 11.1 12.4 10.0 8.8 16.0 13.5 12.5
Key:
Total
sound power level
Lw1: Sound power level
emitted by the unit flow
Lw2: Power sound level
emitted by the unit and suction side
SOUND PRESSURE LEVEL
S
3
, reverberation time t=05s, directivity factor Q=2,
distance r=2.5m
VED 230 - 240 I
Lw2 Lw1 Lw2 Lw1 Lw2 Lw1
39.7 38.5 33.5 36.7 35.5 30.5 31.7 30.5 25.5
Lw2
Lw2
Lw2
Lw1
SOUND POWER LEVEL
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