113
GMV5 HR HEAT RECOVERY
VRF Units Technical Sales Guide
10HP noise evaluation curve
Octave band mid frequency (Hz)
NC20
NC30
NC40
NC50
NC60
NC65
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
63
125 250 500 1000 2000 4000 8000
Sound pressure level in octave dB re 20 MP
a
12HP noise evaluation curve
NC20
NC30
NC40
NC50
NC60
NC65
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
63
125 250 500 1000 2000 4000 8000
Octave band mid frequency (Hz)
Sound pressure level in octave dB re 20 MP
a
14HP noise evaluation curve
NC20
NC30
NC40
NC50
NC60
NC65
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
63
125 250 500 1000 2000 4000 8000
Octave band mid frequency (Hz)
Sound pressure level in octave dB re 20 MP
a
16HP noise evaluation curve
NC20
NC30
NC40
NC50
NC60
NC65
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
63
125 250 500 1000 2000 4000 8000
Octave band mid frequency (Hz)
Sound pressure level in octave dB re 20 MP
a