McQuay MWM-LW Technical Manual page 21

Model Speed
High
MDB075BW Med
Low
High
MDB100BW Med
Low
MBD125BW High
MDB150BW High
Microphone position: 1m in front of the unit and center of the unit.
1m away from every side of the unit and 1m above fl oor level.
Sound Power Level
Model Speed
High
MWM07LW Med
Low
High
MWM10LW Med
Low
High
MWM15LW Med
Low
High
MWM20LW Med
Low
High
MWM25LW Med
Low
High
MWM301W Med
Low
Measured In Reverberation Chamber
1/1 Octave A-Weighted Sound Pressure (dBA), ref 20μPa Overall
125Hz 250Hz 500Hz
57 50 47
57 46 44
48 42 41
57 53 50
55 51 49
54 50 48
57 55 56
57 55 56
1/1 Octave Sound Power Level (dB, reference 1pW)
125Hz 250Hz 500Hz
40 43 44
39 40 40
38 37 35
48 45 46
48 41 42
45 37 38
48 50 52
45 47 49
43 42 44
50 51 53
47 49 50
45 46 47
53 55 55
48 51 52
45 48 50
50 55 62
50 53 61
48 51 58
1kHz 2kHz 4kHz
44 40 35
40 35 30
35 30 24
50 44 40
48 42 38
46 40 35
53 51 46
53 51 46
1kHz 2kHz 4kHz
41 36 23
37 29 20
32 21 16
44 38 28
40 32 18
35 24 14
51 46 38
47 41 32
41 34 22
51 42 33
48 38 27
44 33 22
55 50 40
50 42 33
47 38 29
59 54 43
57 51 41
54 48 37
Sound Data
Noise
(dBA) Criteria
8kHz
24 50 43
17 46 41
6 42 36
31 54 49
28 52 47
25 50 45
38 58 53
38 58 53
Overall
A (dBA)
8kHz
19 45
28 41
23 36
20 48
19 44
18 39
26 55
22 50
18 45
20 55
17 51
17 47
26 59
21 54
18 51
32 64
30 61
24 58
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