Panasonic 36PEF1U6 - Manual (Page 59)

1-53
1. Specifications
1-8 Noise Criterion Curves
Ceiling Type
MODEL : S-26PT1U6
SOUND LEVEL : HIGH 40 dB(A), NC 34
LOW 36 dB(A), NC 26
CONDITION : Distance 3.3 ft., Under the unit 3.3 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
1221_X_I
MODEL : S-36PT1U6
SOUND LEVEL : HIGH 46 dB(A), NC 39
LOW 37 dB(A), NC 31
CONDITION : Distance 3.3 ft., Under the unit 3.3 ft.
SOURCE : 208 - 230 V, 1 Phase, 60 Hz
MODEL : S-42PT1U6
SOUND LEVEL : HIGH 47 dB(A), NC 40
LOW 38 dB(A), NC 32
CONDITION : Distance 3.3 ft., Under the unit 3.3 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-40
NC-50
NC-30
2113_X_I
NC-20
2114_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
NC-20
1
SM830203-01_PAC-i_US-letter.indb53 53 SM830203-01_PAC-i_US-letter.indb53 53 2012/01/19 22:39:26 2012/01/19 22:39:26