1-249
1
1-6. Noise Criterion Curves
(B) Outdoor Unit
Octave Band Level (dB)
*0dB = 0.0002 μbar
Frequency at center of sound pressure band (Hz)
Frequency at center of sound pressure band (Hz)
10
20
30
40
50
60
NC-40
NC-60
NC-50
NC-30
NC-20
Approximate
minimum
audible limit
for continuous
noise
Heating
MODEL
SOUND LEVEL
CONDITION
: U-140PEY1E8
: Heating 53 dB(A)
: 1 m in front at height of 1.5 m
SOURCE
: 380-400-415V, 3 phase, 50Hz
Octave Band Level (dB)
*0dB = 0.0002 μbar
10
20
30
40
50
60
NC-60
NC-50
NC-40
NC-30
NC-20
Approximate
minimum
audible limit
for continuous
noise
8000
4000
2000
1000
500
250
125
63
8000
4000
2000
1000
500
250
125
63
Cooling
MODEL
SOUND LEVEL
CONDITION
: U-140PEY1E8
: Cooling 54 dB(A)
: 1 m in front at height of 1.5 m
SOURCE
: 380-400-415V, 3 phase, 50Hz
SM830231-02̲Single̲欧州.indb 249
SM830231-02̲Single̲欧州.indb 249
2014/09/19 13:21:41
2014/09/19 13:21:41