Acson international AWSS30A, Техническое руководство

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33
Ceiling Concealed Fan Coil Unit (R22)
Sound Pressure
Microphone position: 1.4m below the centre of the unit. (GB Standard - GB/D17758)
Tested with 2m length duct at the air discharge outlet and air return inlet.
Measuring Location:
Test Unit
2m length test duct
2m length test duct
Air
1.4m
Microphone
Ext. Static Overall Noise
(mmAq) 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz A (dBA) Criteria
ACC 30C
21 Super High 54 50 46 45 40 34 30 49 44
17 High 50 45 43 42 37 31 26 46 41
13 Medium 45 40 40 38 32 26 20 42 37
9 Low 42 36 37 33 28 22 15 38 32
ACC 40C
21 Super High 56 49 49 46 41 37 32 51 45
18 High 54 47 47 45 39 35 29 49 44
13 Medium 49 42 43 41 35 31 24 45 40
9.5 Low 45 39 41 37 30 26 18 41 36
ACC 50C
18 Super High 56 50 50 49 44 38 33 53 48
16 High 54 49 49 48 43 37 32 52 47
14 Medium 53 47 46 47 40 35 29 50 46
11 Low 51 45 44 44 36 32 26 47 43
ACC 60C
18 Super High 57 50 51 51 46 39 35 55 50
16 High 55 49 49 50 44 37 33 53 49
14 Medium 53 46 47 47 39 34 28 50 46
10 Low 51 43 44 43 35 30 24 47 42
1/1 Octave A-weighted Sound Pressure (dBA), ref 20µPa
Model Speed