Flow
m³/h
Pres-
sure Pa
Measured
at
Frequency band [Hz], sound power Lw (A) [dB(A)]
Sound pressure
Lp(A) (standard*
room) [dB(A)]
63
125
250
500
1000
2000
4000
8000
126
50
Supply air
duct
20
30
34
36
23
19
17
18
Extract air
duct
16
31
37
36
29
21
17
18
Cabinet
39
162
70
Supply air
duct
23
33
35
40
32
24
18
18
Extract air
duct
20
33
44
39
34
26
18
18
Cabinet
44
162
100
Supply air
duct
25
36
42
42
34
28
18
18
Extract air
duct
21
33
43
41
35
28
18
18
Cabinet
46
216
70
Supply air
duct
25
34
42
42
35
28
19
18
Extract air
duct
22
34
44
43
37
31
20
18
Cabinet
47
216
100
Supply air
duct
26
36
43
44
36
30
20
18
Extract air
duct
23
34
45
44
33
32
20
18
Cabinet
49
250
100
Supply air
duct
27
36
45
45
38
31
21
18
Extract air
duct
24
37
47
45
40
34
22
18
Cabinet
53
* Values for sound pressure calculated for a standard room with A = 10 m², H = 2.4m and mean absorption 0.2.
Tab. 14: Sound data for the w² unit
9
Troubleshooting
Error
Cause
Solution
Alarm: Filter error
Air filters are dirty.
Exchange air filters and reset alarm.
Alarm: Battery low
Battery voltage in Air Dial is too low.
Replace batteries (4 x AAA) in Air Dial.
Installation Guide
Danfoss Air Units
VIEWB302
Danfoss Heating Solutions
16
Содержание Air w1
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