Airwell ONG 12, Technical Manual

Page: 57 / 142

6-2
SOUND LEVEL CHARACTERISTICS
Revision
0
6.3 Outdoor units
MODEL SPL dB(A) SPW dB(A)
Indoor Outdoor Cooling/Heating Cooling/Heating
FLO
7 ONG-7 46/47 56/57
FLO
9
O
NG-9
4
8/49 58/60
FLO
1
2 O
NG-12
5
2/53 62/64
FLO
14
O
NG-14
5
3/54 63/64
6.4 Sound Pressure Level Spectrum (Measured as Figure 5)
Cooling Heating
Figure 5. Microphone Distance from Unit
NC (Noise Criteria) Curves
NC15
NC20
NC25
NC30
NC35
NC40
NC45
NC50
NC55
NC60
NC65
10
20
30
40
50
60
70
80
90
63 125 250 500 1000 2000 4000 8000
Approximate
threshold of
rearing for
continuous
noise
Octave Band So
und Press. Level [dB re 20 mPa]
Octave Band Center Frequencies [Hz]
MODEL LINE
OU8-33
OU10-44
GC-18
GC-24
NC (Noise Criteria) Curves
NC15
NC20
NC25
NC30
NC35
NC40
NC45
NC50
NC55
NC60
NC65
10
20
30
40
50
60
70
80
90
63 125 250 500 1000 2000 4000 8000
Approximate
threshold of
rearing for
continuous
noise
Octave Band So
und Press. Level [dB re 20 mPa]
Octave Band Center Frequencies [Hz]
2/64
63/64
pectrum (Measured a
stance from Unit
NC
NC4
NC45
NC50
NC55
NC60
NC65
25 250 500 1000 2000 40
e
of
for
uous
e
e Band Center Frequencie
80
90
[dB re 20 mPa]
2/64
6
pe a
st
N
NC
C4
5
125 250 500 1000 2000 40
ate
d o
fo
nuo
e
e Band Center Frequencies
0
l [dB
available
Data is not
a
Dat
a
is
no
Data
is
no
Data is n
ta
ata
Dat
ta
at a
N N
a
vailable now
(Mea (Mea
om Unit Uni
va va