silencer,muffle is suitable in the wind speed low air conditioning, in ventilation system's main pipe line
The introduction of silencer,muffler
TheYGX tubular silencer is one kind of galvanized sheet structure resistive silencer, is suitable in air conditioning, ventilation system's tuyere stock and the terminal, may also use on the amount of wind small branch air hose.
The parameter table
The speed of air stream(m/s)
Resistance loss (Pa)
Under the following frequency (Hz) noise elimination measures (dB)
125
250
500
1000
2000
4000
78
51
10.7
12.7
24.2
31.5
37.2
33.5
56
17.7
12.5
15.4
26.7
34.0
37.4
33.8
34
11.8
12.7
16.4
28.0
36.0
39.2
35.8
The specification table
No
specification(mm)
air flow(m3/h)
Pipe number
No
specification(mm)
Air flow(m3/h)
Pipe number
A
B
A
B
1
160
160
400
1
9
630
630
8600
4
2
200
200
700
10
800
400
6200
6
3
250
250
1200
11
800
500
8000
4
320
320
2200
12
800
630
10000
5
400
400
2900
4
13
800
800
13000
6
500
400
3800
14
1000
800
17000
9
7
500
500
5000
15
1000
1000
22000
8
630
500
6600
