McQuay MLCV Spezifikationen PDF herunterladen (Seite 29)

125 250 500 1000 2000 4000 8000

Octave-band frequency (Hz)

Sound pressure level (dB, re f 20 Pa)

NC-40

NC-35

NC-20

NC-45

NC-50

Hi g h f an

Low f an

NC-30

Mediumfan

M easu red in anech o ic ro o m at 1 .4m be low the centre o f the un it

Tested with 2m length du ct at th e air discharge o utlet and a ir return inlet

NC-25

125 250 500 1000 2000 4000 8000

Octave-band frequency ( Hz)

Sound pressure leve l (dB, re f 20 Pa)

NC-40

NC-35

NC-30

NC-25

NC-45

NC-50

Hi g h fan

Low f an

Medium fan

M easu red in anech o ic ro o m at 1 .4m be low t he cent re o f the unit

T e s t ed w i t h 2 m l en g t h d u c t at t h e a ir di s c h ar g e o u t l e t an d ai r r e t u rn in l e t

MCC02

0C/CR NC Curves

MCC02

5C/CR NC Curves

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McQuay MLCV Spezifikationen Seite 29