Knowing the fan speed the fan is set for, select the next highest fan speed on the chart..
Noise level for fans in dB (A):
The noise level is measured according to DS/ISO 3746 and carried out in factory conditions and material free.
Fan Type
1 m
MTD 20
74
MTD 22
73
MTD 25
76
MTD 30
80
MTD 35
84
MTD 40
82
MTK 30
85
MTK 40
86
MTK 45
90
MTK 55
89
MTK 75
97
MTK 200
90
MTK 300
91
BL 400
63
BL 500
67
12 TS
72
JK 30 MTD
69
JK 40 MTD
73
MCK 30
82
MCK 40
80
MCK 50
83
MCK 60
84
MCK 70
84
MCK 80
85
MCK 90
83
MCK 100
85
The following relates to K type fans:
The fan is standard located outdoors. No obstruction may be placed in front of the fan and in the immediate vicinity of the inlet and outlet area, as the pres-
sure relief is generated through the side and top of the fan.
132
160
12
12
4
4
12
12
4
4
3
3
1
1
5 m
10 m
59
53
61
55
65
59
70
64
78
68
79
71
72
66
76
70
79
73
81
75
90
84
80
74
82
75
54
39
58
43
59
53
67
66
72
71
75
72
75
73
79
73
80
74
80
74
81
75
80
80
84
80
There should be a sign indication the risk of operation in front of the inlet and outlet.
If the fan is placed indoor sufficient venting capacity has to be documented.