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Sound Data
Model
Speed
1/1 Octave A-Weighted Sound Pressure (dBA), ref 20µPa Overall
(dBA)
Noise
Criteria
125Hz 250Hz 500Hz 1kHz
2kHz
4kHz
8kHz
FUD20B
High
57
50
47
44
40
35
24
50
43
Med
57
46
44
40
35
30
17
46
41
Low
48
42
41
35
30
24
6
42
36
FUD25B
High
57
53
50
50
44
40
31
54
49
Med
55
51
49
48
42
38
28
52
47
Low
54
50
48
46
40
35
25
50
45
FUD30B
High
57
55
56
53
51
46
38
58
53
Microphone position: 1.5m below the centre of the unit.
(Tested with 2m length duct at the air discharge outlet and 1m length of air return inlet).
Содержание FUD Series
Страница 2: ......
Страница 4: ...Table of Contents ii...
Страница 71: ...67 Fan Performance Chart...
Страница 76: ...72 Fan Performance Chart...
Страница 77: ...73 Fan Performance Chart...
Страница 78: ...74 Fan Performance Chart...
Страница 79: ...75 Fan Performance Chart...
Страница 80: ...76 Fan Performance Chart...
Страница 81: ...77 Fan Performance Chart...
Страница 82: ...78 Fan Performance Chart...
Страница 88: ...84 Fan Performance Chart...
Страница 124: ...120 Wiring Diagrams Model FWC09 12 14 16C Without Controller Model FWC03 04 06 14 16 18 20G MSP...
Страница 125: ...121 Wiring Diagrams Model FWC08 10 12G MSP Model FWC02 03 04 06 08 12G EC LSP MSP...
Страница 126: ...122 Wiring Diagrams Model FUD20B Model FUD25B...
Страница 127: ...123 Wiring Diagrams Model FUD30B...
Страница 131: ......