Panasonic Inverter R32 Series Technical Data & Service Manual page 67

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1-6. Noise Criterion Curves
(B) Outdoor Units
MODEL
SOUND LEVEL
CONDITION
SOURCE
60
50
40
30
Approximate
20
minimum
audible limit
for continuous
noise
10
63 125
Frequency at center of sound pressure band (Hz)
: U-140PZ2R5, U-140PZ2R8
: Cooling 56 dB(A)
: 1 m in front at height of 1.5 m
: 230-240V, 1 phase, 50Hz
400-415V, 3 phase, 50Hz
Cooling
250 500 1000 2000 4000 8000
MODEL
SOUND LEVEL
CONDITION
SOURCE
60
NC-60
50
NC-50
40
NC-40
30
NC-30
Approximate
minimum
20
audible limit
NC-20
for continuous
noise
10
63 125
Frequency at center of sound pressure band (Hz)
1-6-9
: U-140PZ2R5, U-140PZ2R8
: Heating 56 dB(A)
: 1 m in front at height of 1.5 m
: 230-240V, 1 phase, 50Hz
400-415V, 3 phase, 50Hz
Heating
250 500 1000 2000 4000 8000
NC-60
NC-50
NC-40
NC-30
NC-20