8 noise criterion curves – Panasonic 36PSU1U6 User Manual
Page 57
1-51
1. Specifications
1-8 Noise Criterion Curves
4-Way Cassette Type
MODEL
: S-26PU1U6
SOUND LEVEL
: HIGH
38 dB(A),
NC 31
LOW
31 dB(A),
NC 23
CONDITION
: Center,
Under the unit 4.9 ft.
SOURCE
: 208 - 230 V,
1 Phase,
60 Hz
MODEL
: S-42PU1U6
SOUND LEVEL
: HIGH
45 dB(A),
NC 38
LOW
34 dB(A),
NC 27
CONDITION
: Center,
Under the unit 4.9 ft.
SOURCE
: 208 - 230 V,
1 Phase,
60 Hz
MODEL
: S-36PU1U6
SOUND LEVEL
: HIGH
44 dB(A),
NC 37
LOW
33 dB(A),
NC 25
CONDITION
: Center,
Under the unit 4.9 ft.
SOURCE
: 208 - 230 V,
1 Phase,
60 Hz
60
50
40
30
20
10
OCTAVE BAND SOUND PRESSURE LEVEL, dB
(0 dB = 0.0002
bar)
63
125
250
500
1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
BAND CENTER FREQUENCIES, Hz
NC-20
NC-40
NC-50
NC-30
2108_X_I
60
50
40
30
20
10
OCTAVE BAND SOUND PRESSURE LEVEL, dB
(0 dB = 0.0002
bar)
63
125
250
500
1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
BAND CENTER FREQUENCIES, Hz
NC-40
NC-50
NC-30
2109_X_I
NC-20
60
50
40
30
20
10
OCTAVE BAND SOUND PRESSURE LEVEL, dB
(0 dB = 0.0002
bar)
63
125
250
500
1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
BAND CENTER FREQUENCIES, Hz
NC-40
NC-50
NC-30
2110_X_I
NC-20
1
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SM830203-01_PAC-i_US-letter.indb51 51
2012/01/19 22:39:26
2012/01/19 22:39:26