30
IVES0LJ 1707 - 5880761_01
VES 030-40
Maximum Medium Minimum
Frequency Tot. Lw2 Lw1 Tot. Lw2 Lw1 Tot. Lw2 Lw1
Hz dB[A] dB[A] dB[A] dB[A] dB[A] dB[A] dB[A] dB[A] dB[A]
100 39.4 35.6 37.0 37.1 33.2 34.9 28.4 24.8 26.0
125 38.0 36.2 33.2 35.8 34.0 31.1 27.4 25.8 22.4
160 38.9 38.1 31.1 36.9 36.0 29.6 29.1 28.2 21.6
200 40.5 39.5 33.5 38.6 37.7 31.6 31.6 30.5 24.9
250 44.1 43.2 36.7 42.4 41.5 35.3 35.6 34.7 28.3
315 47.2 45.7 41.9 45.6 44.0 40.4 38.1 36.7 32.5
400 49.4 48.0 43.8 47.3 45.9 41.8 39.3 38.0 33.4
500 47.0 45.5 41.9 44.9 43.3 39.7 37.1 35.3 32.2
630 44.5 42.8 39.7 42.6 40.9 37.8 36.3 34.1 32.3
800 45.3 43.5 40.6 43.6 41.8 39.0 32.1 30.4 27.2
1000 42.9 42.0 35.7 40.4 39.5 33.1 31.1 30.2 23.5
1250 39.9 38.5 34.5 37.4 36.0 31.9 27.5 26.2 21.6
1600 35.3 34.0 29.5 32.7 31.4 27.0 21.9 20.6 16.2
2000 34.0 32.6 28.4 31.2 29.8 25.6 19.4 18.0 13.9
2500 31.5 30.1 26.0 28.3 26.8 23.0 15.7 14.1 10.8
3150 28.3 26.6 23.6 25.1 23.2 20.6 12.6 10.6 8.3
4000 24.1 22.7 18.4 20.6 19.3 14.9 6.8 5.4 5.4
5000 21.4 20.4 14.5 17.7 16.9 10.1 5.0 3.7 3.7
6300 17.4 16.4 10.3 13.8 13.0 6.0 5.6 3.5 3.5
8000 13.0 11.6 7.4 9.8 8.1 4.8 7.5 4.9 4.9
10000 11.9 8.6 9.1 10.9 8.0 7.9 11.2 8.5 8.5
dB[A] tot. 55.5 54 50.0 53.5 52 48.0 45.5 44 40
Key:
Tot.: Total sound power level
Lw1: Sound power level emitted by the unit flow
Lw2: Power sound level emitted by the unit and suction side
(E)= EUROVENT certified performance
SOUND PRESSURE LEVEL expressed in dB A
Sound pressure level (weighted A) measured in environment with volume V=85 m
3
, reverberation time t=05s, directivity factor Q=2,
distance r=2.5m
VES 030
Lw2
Lw2
Lw2
Lw1
Acoustic tests performed according to EUROVENT 8/2 (ISO 3741/2001)
SOUND POWER LEVEL expressed in dB A
Maximum Medium Minimum
Tot. Lw2 Lw1 Tot. Lw2 Lw1 Tot. Lw2 Lw1
dB[A] 37.0 35.5 31.5 35.0 33.5 29.5 27.0 25.5 21.5