Noise Criterion Curves - Panasonic S-200PE1E8 Technical Data & Service Manual

1-8. Noise Criterion Curves

High Static Pressure Ducted Type
MODEL : S-200PE1E8
SOUND LEVEL
: STRONG 48 dB(A)
CONDITION WEAK 45 dB(A)
: Under the unit 1.5 m
CONDITION
90
80
70
60
50
40
30
Approximate
20
minimum
audible limit for
continuous noise
10
63 125 250
Overall
Frequency at center of sound pressure band (Hz)
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
: S-250PE1E8
MODEL
SOUND LEVEL
: STRONG 50 dB(A)
WEAK 48 dB(A)
CONDITION
CONDITION : Under the unit 1.5 m
90
80
70
60
50
40
30
Approximate
20
minimum
audible limit for
continuous noise
10
63 125
Overall
Frequency at center of sound pressure band (Hz)
1-15
Strong
Weak
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
250 500 1000 2000 4000 8000
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