Data Sheet for Product

Siemens Industry, Inc.
Page 15 of 23
Table 3. Venturi c/w 36" Tedlar Absorptive Silencer Radiated Sound.
Sound Power Levels Lw. dB, RE 10
-12
Watts
150 Pa (0.6" W.G.)
250 Pa (1.0" W.G.)
500 Pa (2.0" W.G.)
750 Pa (3.0" W.G.)
Air Flow
Octave Band
Octave Band
Octave Band
Octave Band
Unit Size
cfm
L/s
2
3
4
5
6
7
2
3
4
5
6
7
2
3
4
5
6
7
2
3
4
5
6
7
312
270
127
35
32
34
29
30
25
42
38
42
37
39
34
44
39
44
39
42
37
47
42
47
43
46
42
1400
661
52
49
51
45
44
39
59
55
58
53
54
49
61
57
61
56
57
52
64
60
64
59
61
56
2500
1180
58
56
57
51
50
44
65
62
64
59
59
54
67
63
67
62
62
57
70
66
70
65
66
61
3600
1699
62
59
61
55
53
48
68
65
68
63
62
57
70
67
70
65
65
60
73
70
74
69
69
65
4500
2124
64
62
63
57
55
50
71
68
70
65
64
59
73
70
73
68
67
62
76
72
76
71
71
67
Table 4. Venturi c/w 36" Tedlar Absorptive Silencer (Supply) Discharge Sound.
Sound Power Levels Lw. dB, RE 10
-12
Watts
150 Pa (0.6" W.G.)
250 Pa (1.0" W.G.)
375 Pa (1.5" W.G.)
750 Pa (3.0" W.G.)
Air Flow
Octave Band
Octave Band
Octave Band
Octave Band
Unit
Size
Inlet Area
cfm
L/s
2
3
4
5
6
7
2
3
4
5
6
7
2
3
4
5
6
7
2
3
4
5
6
7
8
0.349
50
24
31
----
----
----
----
----
35
23
----
----
----
----
39
29
----
----
----
----
42
33
----
----
----
22
200
94
46
33
20
----
----
22
50
38
25
----
----
27
54
45
31
26
----
34
57
49
35
30
21
38
375
177
53
41
28
25
----
29
57
45
33
30
23
34
61
52
39
37
27
41
64
56
43
41
30
45
550
260
57
45
33
31
25
33
61
50
38
37
28
38
65
56
44
44
33
45
68
60
48
48
35
50
700
330
60
48
37
36
29
36
63
52
41
41
32
41
68
59
48
48
36
48
70
63
51
52
38
52
10
0.545
60
28
29
21
----
----
----
----
33
26
20
----
----
----
39
32
27
----
----
26
42
36
31
22
----
30
300
142
48
38
32
29
----
27
52
43
37
34
24
33
57
50
44
40
32
40
60
53
48
44
36
45
550
260
55
45
38
37
25
32
59
50
43
42
30
38
64
56
50
49
38
46
67
60
54
53
42
51
800
378
59
49
42
42
29
36
63
54
47
47
34
42
69
60
54
54
42
50
72
64
58
58
46
54
1000
472
62
52
45
45
31
38
66
56
50
50
37
44
71
63
57
57
44
52
74
66
61
61
49
56
12
0.785
90
42
34
-----
-----
-----
-----
-----
38
24
18
10
9.7
18
43
30
24
17
17
27
47
34
28
20
21
32
400
189
51
37
29
26
22
26
55
41
34
31
27
33
60
48
40
37
34
41
63
52
44
41
38
46
750
354
58
44
36
35
30
32
62
49
41
40
35
39
67
55
47
46
42
47
70
59
51
49
46
52
1100
519
62
49
40
40
34
36
66
53
45
45
39
42
71
60
52
51
46
51
74
64
55
54
50
56
1500
708
65
52
44
45
38
39
69
57
48
49
43
45
75
64
55
55
50
54
78
67
59
59
54
59