Acson international ACC 10CW, Manual

Page: 34 / 172

Ceiling Concealed Fan Coil Unit
Microphone position : 1.4 m below the centre of the unit. (GB standard - GB/D17758 )
Tested with 2m length duct at the air discharge outlet and air return inlet.
Ducted Split Fan Coil Unit
Microphone Position: ADB75/100/125/150BW, 1.4m below the unit (free return and the discharge air was ducted to adjacent room )
32
Ext. Static Overall Noise
(mmAq) 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz (dBA) Criteria
5 High 33 30 30 29 22 16 10 33 27
4 Medium 31 28 28 26 20 13 8 30 24
3 Low 28 25 24 22 16 10 7 26 20
5 High 39 36 34 32 27 18 11 37 31
4 Medium 35 34 32 29 23 14 9 34 27
3 Low 32 29 28 25 17 11 8 29 23
5 High 42 39 36 34 28 22 17 38 33
4 Medium 41 37 34 31 26 20 15 36 30
3 Low 40 36 32 29 23 18 13 34 27
5 High 42 41 37 34 31 29 23 40 33
4 Medium 41 40 36 33 29 28 22 39 32
3 Low 36 35 33 31 26 27 21 36 30
10 Super High 48 45 42 38 34 29 26 44 37
8 High 45 42 39 35 31 26 22 41 34
7 Medium 42 38 37 32 28 22 17 38 32
6 Low 36 33 33 27 23 16 11 34 27
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
14 Super High 56 57 53 50 46 41 36 55 49
12 High 54 51 48 46 41 36 31 51 45
11 Medium 51 48 46 45 37 32 26 48 44
9 Low 47 45 44 41 34 28 22 45 40
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 Low 45 39 41 37 30 26 18 41 36
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
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
ACC60CW
ACC30CW
ACC38CW
ACC40CW
ACC50CW
ACC15CW
ACC20CW
ACC25CW
ACC28CW
Model Speed
1/1 Octave Sound pressure level (dB, ref 20
µ
Pa)
ACC10CW
Overall Noise
125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz (dBA) Criteria
ADB75BW 55 54 54 51 49 44 36 56 50
ADB100BW 56 55 55 52 50 45 37 57 51
ADB125BW 57 55 56 53 51 46 38 58 53
ADB150BW 58 56 57 54 52 47 39 59 54
Model
1/1 Octave Sound pressure level (dB, ref 20
µ
Pa)