Munters ML690 - 9.4 Sound data; Scrapping

DehumidierML420-MLT1400
9.4Sounddata
Figure9.3Ductconnections
1.Ductworkfordryair
2.Ductworkforprocessair
3.Ductworkforreactivationair
4.Ductworkforwetair
Denitions:
Lp(A)=Soundpressure(freeeld,DirectivityfactorQ=2,d=1distancefromsourceinmeter)
Lp(A)=Lw(A)+10Log(Q/(4πd²))
Lw(A)=SoundpowerleveldB(A-weighted)
9.4.1SounddataML420
Lp(A)at1mLw(A)Measurerange(Hz)
dBdB631252505001000200040008000
58667272656057605554
Table9.3Soundtoroom,allinletsandoutletsducted
DuctLw(A)Measurerange(Hz)
dB631252505001000200040008000
1.Dryair688879686157534841
2.Processair719380725959595250
3.Reactair769384807364575448
4.Wetair739583765748434027
Table9.4Soundinducts
36Technicalspecication190TGB-1035-H1604