LG ARNU48GBRZ4, Технический каталог изделия

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18 _
Floor Standing
Indoor unit
9. Sound Levels
Indoor Units
Overall
9.1 Sound Pressure Levels
1.5m
1.5m
With Case
Microphone
❈
Measuring place : Anechoic chamber
Model
Sound Pressure Levels dB(A)
H M L
ARNU07GCEA4 ARNU07GCEA4 35 33 31
ARNU09GCEA4 ARNU09GCEA4 36 34 32
ARNU12GCEA4 ARNU12GCEA4 37 35 33
ARNU15GCEA4 ARNU15GCEA4 38 37 35
ARNU18GCFA4 ARNU18GCFA4 40 37 34
ARNU24GCFA4 ARNU24GCFA4 43 40 37
Notes:
1. Sound measured at 1.5m away from the center of the unit
2. 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)
3. Reference accoustic pressure 0dB = 20μPa
4. 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.
Octave Band Center Frequency (Hz)
Octave Band Sound Pressure Level (0dB = 20μPa)
10
20
30
40
50
60
70
80
63 125 250 500 1000 2000 4000 8000
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
Octave Band Center Frequency (Hz)
Octave Band Sound Pressure Level (0dB = 20μPa)
10
20
30
40
50
60
70
80
63 125 250 500 1000 2000 4000 8000
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
Octave Band Center Frequency (Hz)
Octave Band Sound Pressure Level (0dB = 20μPa)
10
20
30
40
50
60
70
80
63 125 250 500 1000 2000 4000 8000
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
ARNU07GCEA4
ARNU07GCEU4 ARNU09GCEA4
ARNU09GCEU4 ARNU12GCEA4
ARNU12GCEU4