McQuay MLCV Especificaciones descargar pdf (Pagina 28)

29

0

10

20

30

40

50

60

70

125 250 500 1000 2000 4000 8000

Octave-band frequency ( Hz)

Sound pressure level (dB, re f 20 Pa)

M easu red in anech o ic ro o m a t 1.4 m be lo w t he cent re o f the unit

Tes ted with 2m length duct at the ai r di scha rge o utlet and ai r r eturn inlet

NC-40

NC-35

NC-30

NC-25

NC-20

NC-45

NC-50

Hi g h fan

Mediumfan

Low f an

MCC010C/CR NC Curves

0

10

20

30

40

50

60

70

125 250 500 1000 2000 4000 8000

Octave-band frequency ( Hz)

Sound pressure level (dB, re f 20 Pa)

NC-40

NC-35

NC-30

NC-25

NC-20

NC-45

NC-50

Hi g h f an

Mediumfan

Lo w f an

M easured in anech o ic r o o m at 1 .4m below t he centre of t he unit

Tested with 2 m len gt h d uct at the air dischar g e o utlet and air return inlet

MCC015C/CR NC Curves

NC Curves

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