LG LM50 2004-E1 Product Data page 69

13. Sound Levels
13.2 Outdoor Unit
Overall
50Hz, 220-240V
Model
Sound Pressure Levels(dBA)
A2UC/H146FA0
A2UC/H186FA0
A3UC/H216FA0
A4UC/H306FA0
Sound Pressure Level
A2UC/H146FA0
90
80
70
60
50
40
30
20
10
63 125 250 500 1000 2000 4000 8000
Octave Band Center Frequency (Hz)
A4UC/H306FA0
90
80
70
60
50
40
30
20
10
63 125 250 500 1000 2000 4000 8000
Octave Band Center Frequency (Hz)
68 MPS Variable Multi Split System(50Hz, R410A)
Notes:
- Sound measured at 1m away from the center of the unit.
1m
- Data is valid at free field condition.
- Data is valid at nominal operation condition.
- Reference accoustic pressure 0dB=20µPa.
Microphone
- Sound level will vary depending on a range of factors such as
the construction(acoustic absorption coefficient) of particular
room in which the equipment is installed.
- The operating conditions are assumed to be standard(KS conditions).
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53
53
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A2UC/H186FA0
90
80
70
NC-70
NC-65
60
NC-60
NC-55
50
NC-50
NC-45
40
NC-40
NC-35
30
NC-30
NC-25
20
NC-20
NC-15
10
63 125 250
Octave Band Center Frequency (Hz)
NC-70
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
90
80
70
NC-70
NC-65
60
NC-60
NC-55
50
NC-50
NC-45
40
NC-40
NC-35
30
NC-30
NC-25
20
NC-20
NC-15
10
500 1000 2000 4000 8000
A3UC/H216FA0
63 125 250 500 1000 2000 4000
Octave Band Center Frequency (Hz)
NC-70
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
8000