| |
Cleanable, Mine Duty Silencers
 |
|
|
| |
|
OCTAVE BAND MID-FREQUENCIES
|
A
|
B
|
63 HZ
|
125 HZ
|
250 HZ
|
500 HZ
|
1K HZ
|
2K HZ
|
4K HZ
|
8K HZ
|
12.0
|
18.00
|
2
|
5
|
5
|
9
|
18
|
20
|
18
|
15
|
15.5
|
23.25
|
2
|
6
|
6
|
10
|
19
|
24
|
20
|
17
|
19.5
|
29.25
|
2
|
3
|
8
|
16
|
21
|
22
|
21
|
17
|
23.5
|
35.25
|
3
|
5
|
8
|
16
|
19
|
16
|
14
|
12
|
30.0
|
45.00
|
4
|
5
|
8
|
16
|
19
|
15
|
14
|
13
|
35.0
|
52.50
|
5
|
5
|
11
|
18
|
19
|
14
|
14
|
14
|
49.0
|
73.50
|
5
|
8
|
12
|
19
|
17
|
14
|
12
|
10
|
55.0
|
82.50
|
5
|
8
|
13
|
17
|
16
|
13
|
11
|
8
|
FOR ID'S LARGER THAN 55" CONSULT
THE FACTORY
|
|
 |
|
|
| |
|
OCTAVE BAND
MID-FREQUENCIES
|
A
|
B
|
63 HZ
|
125 HZ
|
250 HZ
|
500 HZ
|
1K HZ
|
2K HZ
|
4K HZ
|
8K HZ
|
12.0
|
18.00
|
1
|
2
|
4
|
9
|
11
|
10
|
9
|
7
|
15.5
|
23.25
|
2
|
3
|
5
|
10
|
13
|
11
|
9
|
8
|
19.5
|
29.25
|
2
|
3
|
6
|
13
|
14
|
10
|
10
|
5
|
23.5
|
35.25
|
3
|
5
|
7
|
15
|
13
|
8
|
9
|
8
|
30.0
|
45.00
|
3
|
5
|
8
|
16
|
12
|
9
|
9
|
8
|
35.0
|
52.50
|
4
|
5
|
11
|
16
|
11
|
10
|
8
|
9
|
49.0
|
73.50
|
4
|
6
|
12
|
17
|
10
|
9
|
8
|
7
|
55.0
|
82.50
|
5
|
7
|
13
|
16
|
10
|
8
|
7
|
6
|
FOR ID'S LARGER
THAN 55" CONSULT THE FACTORY
|
|
CONSTRUCTION FEATURES
 |
LIFTING / HANGING BAR |
| CLEANABLE DESIGN |
| CONSTRUCTED FOR UNDERGROUND MINING |
| LOW PRESSURE DROP |
|
NOTES
| VALUES WILL VARY IN REGARDS TO FAN
PLACEMENT, LOCATION, FAN STYLE AND VOLUME/PRESSURE
PRODUCED BY THE FAN. |
| ALL VALUES BASED UPON AN OPEN FREE FIELD,
WITH FAN UNIT MOUNTED ON A HEMISPHERICAL PLANE.
|
| ALL SILENCERS ARE BUILT TO THE SPECIFIC FAN SIZE.
|
|
|
