Sound Pressure Level - Samsung DVM PLUS III Technical Data Book

chapter2_Indoor units(052~107)

6-7. Sound pressure level

1) Operation sound level
Discharge
Duct
2m
1.5m
Microphone
N N o o t t e e
N N o o t t e e
◆ 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.
2) NC curves
(1) AVXDUH056E✴
45
40
HIGH
35
30
LOW
25
20
15
10
5
63 125 250 500 1000
Octave band center frequency(Hz)
(4) AVXDUH112E✴
55
HIGH
50
45
LOW
40
35
30
25
20
15
10
5
63 125 250 500 1000
Octave band center frequency(Hz)
3/14/08 22:15 Page 85
Model
Suction
AVXDUH056E✴
Duct
AVXDUH071E✴
1m
AVXDUH090E✴
AVXDUH112E✴
AVXDUH128E✴
AVXDUH140E✴
(2) AVXDUH071E✴
45
NC 45
40
NC 40
HIGH
35
NC 35
30
LO W
NC 30
25
NC 25
20
NC 20
15
NC 15
10
5
2000 4000 8000 63 125
Octave band center frequency(Hz)
(5) AVXDUH128E✴
55
50
45
NC 45 LOW
40
NC 40
35
NC 35
30
NC 30
25
NC 25
20
NC 20
15
NC 15
10
5
2000 4000 8000 63 125
Octave band center frequency(Hz)
Unit : dB(A)
High Low
37 33
39 35
39 35
39 35
39 35
43 38
(3) AVXDUH090E✴
NC 45
NC 40
NC 35
NC 30
NC 25
NC 20
NC 15
250 500 1000 2000 4000 8000
(6) AVXDUH140E✴
HIGH
NC 45
NC 40
NC 35
NC 30
NC 25
NC 20
NC 15
250 500 1000 2000 4000 8000
45
NC 45
40
NC 40
HIGH
35
NC 35
30
LO W
NC 30
25
NC 25
20
NC 20
15
NC 15
10
5
63 125 250 500 1000 2000 4000 8000
Octave band center frequency(Hz)
55
HIGH
50
LOW
45
NC 45
40
NC 40
35
NC 35
30
NC 30
25
NC 25
20
NC 20
15
NC 15
10
5
63 125 250 500 1000 2000 4000 8000
Octave band center frequency(Hz)
II-85