Sound Power Level - LG B30AWYN7G5A Manual

Ceiling Concealed Duct
12. Sound Levels

12.2.2 Sound power level

Notes:
1. Operating condition
- Power source : 220-240V 50Hz / 220V 60Hz
- Cooling : Indoor temperature (27°C DB, 19°C WB), Outdoor temperature (35°C DB, 24°C WB)
- Heating : Indoor temperature (20°C DB, 15°C WB), Outdoor temperature (7°C DB, 6°C WB)
- External static pressure is according to "Standard mode" value. Refer the specifications.
2. Reference acoustic intensity 0dB = 10E-6μW/m
3. Sound level will vary depending on a range of factors such as the construction
(acoustic absorption coefficient) of particular room in which the equipment in installed.
Model
B30AWYU4G5A
B36AWYU4G5A
B42AWYU4G5A
B55AWYU3G5A
B30AWYU4G5A B36AWYU4G5A
100
90
80
70
60
50
40
30
20
125 250 500 1000 2000 4000
Octave Band Center Frequency (Hz)
2
Sound Levels(dB(A))
66
66
66
71
B42AWYU4G5A
100
90
NR-90
80
NR-85
NR-80
70
NR-75
NR-70
60
NR-65
NR-60
50
NR-55
NR-50
40
NR-45
NR-40
30
NR-35
NR-30
20
125 250
8000
Octave Band Center Frequency (Hz)
100
NR-90
NR-85
NR-80
NR-75
NR-70
NR-65
NR-60
NR-55
NR-50
NR-45
NR-40
NR-35
NR-30
500 1000 2000 4000 8000
B55AWYU3G5A
90
80
70
60
50
40
30
20
125 250 500 1000 2000 4000
Octave Band Center Frequency (Hz)
Inverter
50Hz/R410A
NR-90
NR-85
NR-80
NR-75
NR-70
NR-65
NR-60
NR-55
NR-50
NR-45
NR-40
NR-35
NR-30
8000
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