McQuay MCK050A Especificações descarregar pdf (Página 30)

28

MVCU-2009 Sound Data

MCK030A

NC CURVES

MCK040A

NC CURVES

0

10

20

30

40

50

60

125 250 500 1000 2000 4000 8000

Octave-band frequency (Hz)

Sound pressure level (dB,ref20μPa)

High Fan

NC-30

NC-35

NC-40

NC-45

Low Fan

Medium Fan

NC-25

NC-20

0

10

20

30

40

50

60

125 250 500 1000 2000 4000 8000

Octave-band frequency (Hz)

Sound pressure level (dB,ref20μPa)

High Fan

NC-30

NC-35

NC-40

NC-45

Low Fan

Medium Fan

NC-25

NC-20

06_Sound Data.indd 2806_Sound Data.indd 28 4/28/2009 11:16:55 AM4/28/2009 11:16:55 AM

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