Munters IceDry 30, Original Instructions Manual

Page: 37 / 40

IceDry 30
9.3 Sound data
Correction Kok dB at ISO-band centre frequency, Hz
Noise for
dB(A) Lwt 63 125 250 500 1000 2000 4000 8000
Duct 1 Na 101 -10 -2 -9 -13 -20 -22 -27 -33
Duct 2 Na 102 -3 -5 -13 -20 -20 -19 -21 -26
Duct 3 Na 94 -5 -6 -5 -17 20 -21 -23 -27
Duct 4 Na 88 -2 -6 -12 -25 -31 -31 -33 -35
Room 64 90 -1 -8 -14 -16 -20 -23 -26 -31
Noise paths to surroundings
1. Ductwork for dry air
2. Ductwork for process air
3. Ductwork for reactivation air
4. Ductwork for wet air
Figure 9.4 Noise paths to equipment room
SYMBOLS
Lwt = Total noise level dB (rel. 10-12 W)
Lw = Noise power level in octave band dB (rel. 10-12 W)
Kok = Correction for calculating Lw (Lw = Lwt + Kok)
dB(A) = Rated noise level at 100m
2
room absorption
190TEN-1049-H1307
Technical specification
32