Panasonic S-26PF2U6 - Noise Criterion Curves

1-731-72
1. Specifications
1-8. Noise Criterion Curves
Concealed Duct (Type F2)
MODEL : S-26PF2U6
SOUND LEVEL:
HIGH 35 dB(A), NC 29/LOW 26 dB(A), NC 20
CONDITION : 4.9 ft. directly below unit
SOURCE : 208-230V,1Phase,60Hz
OCTAVE BAND SOUND PRESSURE LEVEL, dB (0 dB = 0.0002
bar)
OCTAVE BAND SOUND PRESSURE LEVEL, dB (0 dB = 0.0002
bar)
MODEL
: S-36PF2U6
SOUND LEVEL :
HIGH 39 dB(A), NC 33/ LOW31dB(A), NC 24
CONDITION : 4.9 ft. directly below unit
SOURCE : 208-230V,1Phase,60Hz
10
20
30
40
50
60
70
80
90
63 125 250500 1000 2000 4000 8000
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
20
30
40
50
60
70
80
90
63 125 250500 1000 2000 4000 8000
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
BAND CENTER FREQUENCIES, Hz BAND CENTER FREQUENCIES, Hz
1
SM830203-04.indb 73 15/10/16 10:44:42