LG MULTI V ARNU12GTRA4

Indoor unit
9. Sound Levels
Ceiling Concealed Duct_Built in (Low Static) _ 15
Indoor Units
Overall
9.1 Sound Pressure Levels
1.5m
Ceiling
2.0m
Microphone
❈ Measuring place : Anechoic chamber
Model
Sound Pressure Levels dB(A)
H M L
ARNU07GB3G4+PBSGB30(Acc'y), PBSC30(Acc'y) 33 32 29
ARNU09GB3G4+PBSGB30(Acc'y), PBSC30(Acc'y) 34 33 32
ARNU12GB3G4+PBSGB30(Acc'y), PBSC30(Acc'y) 35 34 33
ARNU15GB3G4+PBSGB30(Acc'y), PBSC30(Acc'y) 41 40 37
ARNU18GB4G4+PBSGB40(Acc'y), PBSC40(Acc'y) 43 40 37
ARNU24GB4G4+PBSGB40(Acc'y), PBSC40(Acc'y) 46 43 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 par-
ticular 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
ARNU07GB3G4+PBSGB30
(Acc'y), PBSC30(Acc'y)
ARNU09GB3G4+PBSGB30
(Acc'y), PBSC30(Acc'y)
ARNU12GB3G4+PBSGB30
(Acc'y), PBSC30(Acc'y)