Technical data

91
Specifications
4-6. Sound pressure level
1) Operation sound level
2) NC curves
(1) NS035LDXEA (2) NS052LDXEA
(3) NS071LDXEA
2m 1m
DuctDuct
1.5m
Microphone
Discharge Suction
X These operation values were obtained in an anechoic 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.
X Operation sound level may differ depending on operation and ambient conditions.
;
Note
Unit : dB(A)
Model High Low
NS035LDXEA
32 25
NS052LDXEA
33 29
NS071LDXEA
36 32
63 125 250 500 1000 2000 4000 8000
5
10
15
20
25
30
35
40
50
55
45
0%
0%
0%
0%
0%
0%
0%
*+)*
.19
Sound pressure level (dB)
Octave band center frequency(Hz)
63 125 250 500 1000 2000 4000 8000
5
10
15
20
25
30
35
40
45
0%
0%
0%
0%
0%
0%
0%
*+)*
.19
Sound pressure level (dB)
Octave band center frequency(Hz)
63 125 250 500 1000 2000 4000 8000
5
10
15
20
25
30
35
40
50
55
45
0%
0%
0%
0%
0%
0%
0%
*+)*
.19
Sound pressure level (dB)
Octave band center frequency(Hz)