McQuay MWM Specifications download pdf (Page 28)

MWM-J-2011 Sound Data

Sound Data

Sound Pressure Level

Model

Speed 1/1 Octave Sound Pressure Level (dB, ref 20μPa)

Overall

(dBA)

Noise

Criteria

(RPM) 125 Hz 250 Hz 500 Hz 1k Hz 2k Hz 4k Hz 8k Hz

MWM09J/JR

High 30 32 33 29 25 19 9 34 28

Medium 27 29 31 27 22 20 11 32 25

Low 24 26 28 23 19 19 11 29 22

S. Low 24 25 27 22 18 19 11 28 22

M5WM10J/JR

High 31 35 36 34 30 22 9 38 33

Medium 26 30 31 27 22 13 5 32 25

Low 24 26 27 22 15 7 7 27 21

S. Low 23 24 25 20 13 6 5 25 -

MWM15J/JR

M5WM15J/JR

High 32 35 36 34 31 22 11 38 33

Medium 30 32 33 29 25 16 10 34 28

Low 29 28 28 24 19 11 10 29 22

S. Low 28 26 27 22 17 9 9 27 21

MWM20J/JR

High 21 31 36 38 36 27 15 42 37

Medium 17 28 34 35 32 23 13 39 34

Low 14 26 31 32 29 20 12 36 32

S. Low 12 25 31 31 27 20 13 35 30

MWM25J/JR

High 40 42 42 42 39 32 20 46 43

Medium 37 39 39 39 36 27 19 43 39

Low 34 37 37 36 32 24 18 40 37

S. Low 31 35 35 33 29 22 18 37 33

Microphone position: 1m in front and 0.8m below the vertical centre line of the unit. (JIS C 9612)

Model Measuring location

MWM09J/JR

MWM15J/JR

M5WM10J/JR

M5WM15J/JR

MWM20J/JR

MWM25J/JR

Microphone

1.0m

0.8m

Standard : JIS C 9612

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McQuay MWM Specifications Page 28

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