
22 | PRODUCT DATA
Single Zone Mega W
all Mounted Engineering Manual
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ACOUSTIC DATA
0HJDDQG0HJD9,QGRRU8QLWV
Figure 6: Sound Pressure Levels for Mega LSN120HEV2 Indoor Units.
Cooling
Heating
10
20
30
40
50
60
70
80
63
125
250
500
1000 2000 4000 8000
Octa
ve
%DQG3UHVVXUH/HYHOG% ȝ3D
Ŷ
High
Octave Band Center Frequency (Hz
Ɣ
Low
Ÿ
Middle
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Approximate
Hearing
Threshold
10
20
30
40
50
60
70
80
63
125
250
500
1000 2000 4000 8000
Ŷ
High
Octave Band Center Frequency (Hz
Ɣ
Low
Ÿ
Middle
Approximate
Hearing
Threshold
Octa
ve
%DQG3UHVVXUH/HYHOG% ȝ3D
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Cooling
Heating
Octav
e Band
Sound Pressure Lev
el
G% ȝ3D
Octave Band Center Frequency (Hz
10
20
30
40
50
60
70
80
63
125
250
500
1000
2000
4000
8000
Ŷ
High
Ɣ
Low
Ÿ
Middle
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Approximate
Hearing
Threshold
O
ct
ave Band
Sound
Pressure
Level
G% ȝ3D
Octave Band Center Frequency (Hz
10
20
30
40
50
60
70
80
63
125
250
500
1000
2000
4000
8000
Ŷ
High
Ɣ
Low
Ÿ
Middle
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Approximate
Hearing
Threshold
LSN120HEV2
LSN180HEV2
Figure 7: Sound Pressure Levels for Mega LSN180HEV2 Indoor Units.
LSN120HEV2 and LSN180HEV2 Sound Pressure Levels