Indoor Units
II-66
5
5
Slim duct
5-7. Sound pressure level
1) Operation sound level
2) NC curves
(1) AVXDSH022E✴ (2)AVXDSH028E✴ (3) AVXDSH036E✴
Unit : dB(A)
Model High Low
AVXDSH022E✴ 31 26
AVXDSH028E✴ 32 27
AVXDSH036E✴ 32 27
AVXDSH045E✴ 33 30
AVXDSH056E✴ 33 30
Unit : dB(A)
Model High Low
AVXDSH071E✴ 36 32
AVXDSH090E✴ 40 36
AVXDSH112E✴ 40 36
AVXDSH128E✴ 41 38
AVXDSH140E✴ 41 38
(4) AVXDSH045E✴ (5) AVXDSH056E✴
2m 1m
DuctDuct
1.5m
Microphone
Discharge Suction
NC 40
NC 35
NC 30
NC 25
NC 20
NC 15
45
40
35
30
25
20
15
10
5
63 125 250 500 1000 2000 4000 8000
NC 45
HIGH
LOW
Sound pressure level (dB)
Octave band center frequency(Hz)
NC 40
NC 35
NC 30
NC 25
NC 20
NC 15
45
40
35
30
25
20
15
10
5
63 125 250 500 1000 2000 4000 8000
NC 45
HIGH
LOW
Sound pressure level (dB)
Octave band center frequency(Hz)
NC 40
NC 35
NC 30
NC 25
NC 20
NC 15
45
40
35
30
25
20
15
10
5
63 125 250 500 1000 2000 4000 8000
NC 45
HIGH
LOW
Sound pressure level (dB)
Octave band center frequency(Hz)
NC 40
NC 35
NC 30
NC 25
NC 20
NC 15
45
50
40
35
30
25
20
15
10
5
63 125 250 500 1000 2000 4000
8000
HIGH
LOW
NC 45
Sound pressure level (dB)
Octave band center frequency(Hz)
NC 40
NC 35
NC 30
NC 25
NC 20
NC 15
45
50
40
35
30
25
20
15
10
5
63 125 250 500 1000 2000 4000
8000
HIGH
LOW
NC 45
Sound pressure level (dB)
Octave band center frequency(Hz)
◆ These operation values were obtained in a dead room. Sound pressure level will vary depending on a range of
factors such as the construction of the particular room where the equipment is installed.
◆ Operation sound level may differ depending on operation and ambient conditions.
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chapter2_Indoor units(052~107) 3/14/08 22:15 Page 66