Acson SB75BW User Manual

26
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
ACK20EW
High 44 43 42 35 29 23 15 42 37
Med 40 40 38 30 23 16 14 38 33
Low 35 34 32 23 15 10 14 32 26
ACK25EW
High 48 47 45 39 34 28 17 46 40
Med 44 42 42 34 28 21 10 42 37
Low 39 37 36 26 19 10 6 35 31
ACK30EW
High 49 48 46 42 37 35 22 48 41
Med 44 44 42 36 32 27 14 43 37
Low 41 39 37 31 26 17 8 38 32
ACK40EW
High 51 49 49 45 37 36 24 50 45
Med 48 46 47 40 33 31 18 47 43
Low 44 42 43 35 28 23 10 43 38
ACK50EW
High 53 54 50 47 39 38 28 52 46
Med 49 48 47 43 36 35 25 49 43
Low 46 45 44 39 32 30 22 45 39
Microphone position: 1.4m/*1.5m below the face center of the air return of the unit.
Model Speed
1/1 Octave A-Weighted Sound Pressure (dBA), ref 20µPa
Overall
(dBA)
Noise
Criteria
125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz
ACM15EW
High 39 46 43 40 35 29 23 45 39
Med 34 40 37 33 27 20 15 38 32
Low 32 38 35 30 24 16 17 36 30
ACM20EW
High 42 48 45 43 38 32 26 48 42
Med 38 43 42 38 33 26 18 43 37
Low 35 40 38 33 28 20 11 39 33
ACM25EW
High 43 49 47 45 40 34 28 49 44
Med 40 47 44 41 36 30 23 46 40
Low 36 42 39 36 30 23 16 41 35
ACM30EW
High 41 46 44 44 42 35 28 48 43
Med 41 45 42 43 41 33 26 47 42
Low 38 44 39 40 37 29 24 44 39
ACM40EW
High 44 49 46 48 47 40 33 52 48
Med 40 44 42 43 41 31 24 47 42
Low 39 44 41 42 40 31 24 46 41
ACM50EW
High 48 51 49 47 44 41 31 52 47
Med 45 48 47 45 43 38 28 50 44
Low 44 47 46 44 41 37 28 49 43
Microphone position: 1m in front of the unit and 0.8m/*1m below the air discharge opening.

Acson SB75BW Specifications

General

Brand	Acson
Model	SB75BW
Category	Fan
Language	English