18
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.
Blæser
Sound power
Lwa (dB)
Sound pressure in 1
m distance LpA (dB)
TRL 20
92
83
TRL 40
92
82
TRL 55
105
91
TRL 75
99
85
TRL 100
101
90
TRL 150
109
97
TRL 200
-
-
TRL 300
107
93
TRL 500
108
93
Direct driven 50Hz models
mm
A
B
C
D
E
F
TRL 20
OK160 630
672
330
478
127
TRL 40
OK160 759
834
397
557
123
TRL 55
OK160 759
836
412
572
125
TRL 75
OK160 759
826
451
699
115
Direct driven 60Hz models
inch
A
B
C
D*
E*
F
TRL 30
OK160 24.8 27.4 16.1 22.0 5.9
TRL 50
OK160 27.8 27.4 16.1 22.0 5.9
TRL 100
OK160 29.9 33.3 17.2 26.9 5.4
*) Dimensions D and E will vary according to motor
type
Belt driven 50Hz models
mm
A
B
C
D
E
F
TRL 100
OK160 1140 830
435
695
120
TRL 150
OK160 1140 830
435
695
120
TRL 200
OK160 1140 1000 435
875
120
TRL 300
OK160 1225 930
585 1135 120
TRL 500
OK160 1380 1005 290
995
110
Belt driven 60Hz models
inch
A
B
C
D*
E*
F
TRL 150
OK160 44.9 32.7 16.5 26.8 4.7
TRL 200
OK160 44.9 39.4 16.5 33.9 4.7
TRL 300
OK160 48.2 36.6 23.0 44.0 4.7
TRL 500
OK160 54.3 39.6 11.4 39.2 4.3
*) Dimensions D and E will vary according to motor
type