LG MULTI V ARNU18GTQA4 User Manual

Indoor unit
Ceiling Concealed Duct (High Sensible) _ 27
Indoor Units
9. Sound Levels
Overall
1.5m
2m
2m
DUCT
DISCHARGE
SUCTION
DUCT
❈ Measuring place : Anechoic chamber
Sound Pressure Level
Model
Sound Level dB(A)
HML
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)
- External static pressure is according to “Standard mode”
value. Refer the specifications.
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
ARNU07GBGA4 ARNU09GBGA4 ARNU12GBGA4
n High
▲ Mid
● Low
n High
▲ Mid
● Low
n High
▲ Mid
● Low
ARNU07GBGA4 31 30 29
ARNU09GBGA4 32 31 29
ARNU12GBGA4 32 31 30
ARNU15GBGA4 33 32 31
ARNU18GBRA4 43 42 41
Model
Sound Level dB(A)
HML
ARNU24GBRA4 44 43 42
ARNU28GBRA4 41 40 39
ARNU36GB8A4 46 45 42
ARNU42GB8A4 47 46 43
ARNU48GB8A4 47 46 44

LG MULTI V ARNU18GTQA4 Specifications

General

Brand	LG
Model	MULTI V ARNU18GTQA4
Category	Air Conditioner
Language	English