Daikin FWW Series Technical Manual page 31

Chilled water fan coil units
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Sound Data
Model
Speed
High
FWC03C
Med
Low
High
FWC04C
Med
Low
High
FWC06C
Med
Low
High
FWC07C
Med
Low
High
*FWC09C
Med
Low
High
FWC12C
Med
Low
High
FWC14C
Med
Low
High
FWC16C
Med
Low
Measured In Reverberation Chamber
1/1 Octave Sound Power Level (dBA, reference 1pW)
125Hz
250Hz
500Hz
57
54
52
52
49
48
44
41
42
60
58
57
54
53
52
48
47
46
63
62
61
59
58
57
40
38
42
63
62
61
61
60
59
57
56
55
65
66
68
60
61
63
53
55
57
65
68
70
62
63
65
58
59
61
67
69
71
65
66
68
62
62
65
69
70
72
69
69
71
66
67
69
1kHz
2kHz
4kHz
52
51
46
47
45
40
39
36
31
56
54
48
51
48
41
45
40
33
61
59
55
58
55
50
41
35
28
62
59
56
60
57
53
56
53
48
69
65
63
64
60
57
58
54
49
72
68
66
66
62
61
61
57
56
72
69
66
69
65
62
65
60
58
74
71
69
72
69
67
69
65
63
Overall
A (dBA)
8kHz
44
57
36
52
25
44
44
61
38
55
30
49
51
65
46
62
24
44
53
66
50
64
46
60
60
73
54
68
45
61
64
76
57
70
50
65
64
76
60
73
55
69
68
78
66
76
61
73
27

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