31
Sound Data AWM-G-2009
Sound Data
Sound Pressure Level
Model
Speed
(RPM)
1/1 Octave Sound Pressure Level (dB, ref 20μPa)
Overall
(dBA)
Noise
Criteria
125 Hz 250 Hz 500 Hz 1k Hz 2k Hz 4k Hz 8k Hz
AWM 07G
AWM 09G/GR
A5WM 07G/GR
A5WM 09G/GR
High 32 34 38 37 32 23 15 40 36
Medium 27 30 34 32 26 17 14 35 31
Low 24 27 29 26 20 13 13 29 24
AWM 10G/GR
A5WM 10G/GR
High 28 34 37 36 31 22 13 39 35
Medium 27 30 33 31 25 17 12 34 30
Low 24 26 28 25 19 12 11 28 23
AWM 15G/GR
A5WM 15G/GR
High 30 35 39 38 33 25 15 42 37
Medium 28 31 34 33 26 18 13 36 32
Low 24 26 28 26 20 13 12 29 24
AWM 20G/GR
A5WM 20G/GR
High 37 44 42 37 34 25 15 43 37
Medium 34 40 39 34 30 21 14 40 34
Low 30 35 35 30 26 18 13 35 30
AWM 25G/GR
A5WM 25G/GR
High 41 48 47 43 40 32 23 49 43
Medium 39 44 43 39 35 28 20 44 38
Low 37 41 40 36 32 25 19 42 35
AWM 301/301R
A5WM 311/301R
High 42 46 45 44 41 35 28 49 43
Medium 40 45 44 43 35 33 27 47 42
Low 37 43 43 40 35 30 26 45 39
Microphone position - A5WM/AWM-G/GR : 1m in front and 0.8m below the vertical centre line of the unit. (JIS C 9612)
- A5WM/AWM 30F/FR : 1m in front and 1m below the vertical centre line of the unit. (JIS B 8615)
Model Measuring location
AWM 07G AWM 20G/GR
AWM 09G/GR AWM 25G/GR
AWM 10G/GR
AWM 15G/GR
A5WM 07G/GR A5WM 20G/GR
A5WM 09G/GR A5WM 25G/GR
A5WM 10G/GR
A5WM 15G/GR
Standard : JIS C 9612
A5WM 301/301R
A5WM 311/301R
Standard : JIS B 8615