DataSheet OPTIMA LV R201905

Variable Air Volume Controllers | 17 / 24
Diagram 8: Pressure drop and A-weighted total discharged sound power
level depending on air ow volume at different duct pressures
SIZE 200
600
550
500
450
400
350
300
250
200
23
30 60 120
679160 400
90
80 240 320
150
OPTIMA-LV-R (RI) -200
50
q
V
(m
3
/h)
q
V
(l/s)
p
s
(Pa)
150
45
50
40
35
100
480
55
60
L
WA
= 65 dB
70
560
180
q
V
p
s
L
WA
L
W
Non Weighted Sound Power Level
(m
3
/h) (Pa) (dB) 63 Hz 125 Hz 250 Hz 500 Hz 1 kHz 2 kHz 4 kHz 8 kHz
23
50 26 38 38 22 23 24 18 14 14 19
100 31 40 38 24 27 27 24 22 22 27
150 35 41 39 26 30 29 27 27 26 31
300 42 44 39 29 34 31 33 34 34 38
600 49 50 40 31 38 34 39 43 42 46
339
50 47 63 62 56 46 46 39 32 24 21
100 52 65 63 59 52 52 46 40 33 31
150 56 66 64 61 55 55 50 45 39 37
300 63 70 65 65 62 62 57 53 49 46
600 70 75 66 69 68 68 64 61 59 56
679
50 49 66 65 59 48 47 43 38 30 25
100 57 71 69 65 57 55 50 46 39 34
150 61 74 72 69 62 60 55 50 44 40
300 69 80 77 75 70 68 62 58 53 49
600 77 86 81 82 79 76 69 66 62 59
Tab. 8: A-weighted & non-weighted octave band discharged sound power level dependent on duct static pressure and air ow volume;
OPTIMA-LV-R (RI) -200