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Dimensions:
Direct driven blowers
Belt driven blowers
Noise ratings for blowers and fans
The noise measurements were made with a long duct
connected to the blower outlet side, while the blower
operates at maximum conveying capacity, but while no
material was conveyed by the blowers.
Sound power
Blæser
Lwa (dB)
TRL 20
92
TRL 40
92
TRL 55
105
TRL 75
99
TRL 100
101
TRL 150
109
TRL 200
-
TRL 300
107
TRL 500
108
18
Sound pressure in 1
m distance LpA (dB)
83
82
91
85
90
97
-
93
93
Direct driven 50Hz models
mm
A
B
TRL 20
OK160
630
TRL 40
OK160
759
TRL 55
OK160
759
TRL 75
OK160
759
Direct driven 60Hz models
inch
A
B
TRL 30
OK160 24.8
TRL 50
OK160 27.8
TRL 100 OK160 29.9
*) Dimensions D and E will vary according to motor
type
Belt driven 50Hz models
mm
A
B
TRL 100 OK160
1140
TRL 150 OK160
1140
TRL 200 OK160
1140 1000
TRL 300 OK160 1225
TRL 500 OK160 1380 1005
Belt driven 60Hz models
inch
A
B
TRL 150 OK160 44.9
TRL 200 OK160 44.9
TRL 300 OK160 48.2
TRL 500 OK160 54.3
*) Dimensions D and E will vary according to motor
type
C
D
E
F
672
330
478
127
834
397
557
123
836
412
572
125
826
451
699
115
C
D*
E*
F
27.4
16.1
22.0
5.9
27.4
16.1
22.0
5.9
33.3
17.2
26.9
5.4
C
D
E
F
830
435
695
120
830
435
695
120
435
875
120
930
585
1135
120
290
995
110
C
D*
E*
F
32.7
16.5
26.8
4.7
39.4
16.5
33.9
4.7
36.6
23.0
44.0
4.7
39.6
11.4
39.2
4.3
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