5. SOUND LEVELS
1 - 11INDOOR UNITS
PEFY
5-2. NC curves
PEFY-WP15VMS1-E
External static pressure : 5Pa
Power source : 220,230,240V, 50/60Hz
PEFY-WP15VMS1-E
External static pressure : 15Pa
Power source : 220,230,240V, 50/60Hz
PEFY-WP15VMS1-E
External static pressure : 35Pa
Power source : 220,230,240V, 50/60HzHz
PEFY-WP15VMS1-E
External static pressure : 50Pa
Power source : 220,230,240V, 50/60Hz
PEFY-WP20VMS1-E
External static pressure : 5Pa
Power source : 220,230,240V, 50/60Hz
PEFY-WP20VMS1-E
External static pressure : 15Pa
Power source : 220,230,240V, 50/60Hz
PEFY-WP20VMS1-E
External static pressure : 35Pa
Power source : 220,230,240V, 50/60Hz
PEFY-WP20VMS1-E
External static pressure : 50Pa
Power source : 220,230,240V, 50/60Hz
PEFY-WP25VMS1-E
External static pressure : 5Pa
Power source : 220,230,240V, 50/60Hz
PEFY-WP25VMS1-E
External static pressure : 15Pa
Power source : 220,230,240V, 50/60Hz
PEFY-WP25VMS1-E
External static pressure : 35Pa
Power source : 220,230,240V, 50/60Hz
PEFY-WP25VMS1-E
External static pressure : 50Pa
Power source : 220,230,240V, 50/60Hz
Approximate minimum
audible limit on
continuous noise
70
60
50
40
30
20
63 125 250 500 1000 2000 4000 8000
10
0
NC60
NC50
NC40
NC30
NC20
Approximate minimum
audible limit on
continuous noise
OCTAVE BAND PRESSURE LEVEL (dB) 0dB = 20µPa
OCTAVE BAND CENTER FREQUENCIES (Hz)
High speed
Low speed
Middle speed
NC20
Approximate minimum
audible limit on
continuous noise
70
60
50
40
30
20
63 125 250 500 1000 2000 4000 8000
10
0
NC60
NC50
NC40
NC30
Approximate minimum
audible limit on
continuous noise
OCTAVE BAND PRESSURE LEVEL (dB) 0dB = 20µPa
OCTAVE BAND CENTER FREQUENCIES (Hz)
High speed
Low speed
Middle speed
NC20
Approximate minimum
audible limit on
continuous noise
70
60
50
40
30
20
63 125 250 500 1000 2000 4000 8000
10
0
NC60
NC50
NC40
NC30
Approximate minimum
audible limit on
continuous noise
OCTAVE BAND PRESSURE LEVEL (dB) 0dB = 20µPa
OCTAVE BAND CENTER FREQUENCIES (Hz)
High speed
Low speed
Middle speed
Approximate minimum
audible limit on
continuous noise
70
60
50
40
30
20
63 125 250 500 1000 2000 4000 8000
10
0
NC60
NC50
NC40
NC30
NC20
Approximate minimum
audible limit on
continuous noise
OCTAVE BAND PRESSURE LEVEL (dB) 0dB = 20µPa
OCTAVE BAND CENTER FREQUENCIES (Hz)
High speed
Low speed
Middle speed
NC20
Approximate minimum
audible limit on
continuous noise
70
60
50
40
30
20
63 125 250 500 1000 2000 4000 8000
10
0
NC60
NC50
NC40
NC30
Approximate minimum
audible limit on
continuous noise
OCTAVE BAND PRESSURE LEVEL (dB) 0dB = 20µPa
OCTAVE BAND CENTER FREQUENCIES (Hz)
High speed
Low speed
Middle speed
NC20
Approximate minimum
audible limit on
continuous noise
70
60
50
40
30
20
63 125 250 500 1000 2000 4000 8000
10
0
NC60
NC50
NC40
NC30
Approximate minimum
audible limit on
continuous noise
OCTAVE BAND PRESSURE LEVEL (dB) 0dB = 20µPa
OCTAVE BAND CENTER FREQUENCIES (Hz)
High speed
Low speed
Middle speed
Approximate minimum
audible limit on
continuous noise
70
60
50
40
30
20
63 125 250 500 1000 2000 4000 8000
10
0
NC60
NC50
NC40
NC30
NC20
Approximate minimum
audible limit on
continuous noise
OCTAVE BAND PRESSURE LEVEL (dB) 0dB = 20µPa
OCTAVE BAND CENTER FREQUENCIES (Hz)
High speed
Low speed
Middle speed
NC20
Approximate minimum
audible limit on
continuous noise
70
60
50
40
30
20
63 125 250 500 1000 2000 4000 8000
10
0
NC60
NC50
NC40
NC30
Approximate minimum
audible limit on
continuous noise
OCTAVE BAND PRESSURE LEVEL (dB) 0dB = 20µPa
OCTAVE BAND CENTER FREQUENCIES (Hz)
High speed
Low speed
Middle speed
NC20
Approximate minimum
audible limit on
continuous noise
70
60
50
40
30
20
63 125 250 500 1000 2000 4000 8000
10
0
NC60
NC50
NC40
NC30
Approximate minimum
audible limit on
continuous noise
OCTAVE BAND PRESSURE LEVEL (dB) 0dB = 20µPa
OCTAVE BAND CENTER FREQUENCIES (Hz)
High speed
Low speed
Middle speed
Approximate minimum
audible limit on
continuous noise
70
60
50
40
30
20
63 125 250 500 1000 2000 4000 8000
10
0
NC60
NC50
NC40
NC30
NC20
Approximate minimum
audible limit on
continuous noise
OCTAVE BAND PRESSURE LEVEL (dB) 0dB = 20µPa
OCTAVE BAND CENTER FREQUENCIES (Hz)
High speed
Low speed
Middle speed
NC20
Approximate minimum
audible limit on
continuous noise
70
60
50
40
30
20
63 125 250 500 1000 2000 4000 8000
10
0
NC60
NC50
NC40
NC30
Approximate minimum
audible limit on
continuous noise
OCTAVE BAND PRESSURE LEVEL (dB) 0dB = 20µPa
OCTAVE BAND CENTER FREQUENCIES (Hz)
High speed
Low speed
Middle speed
NC20
Approximate minimum
audible limit on
continuous noise
70
60
50
40
30
20
63 125 250 500 1000 2000 4000 8000
10
0
NC60
NC50
NC40
NC30
Approximate minimum
audible limit on
continuous noise
OCTAVE BAND PRESSURE LEVEL (dB) 0dB = 20µPa
OCTAVE BAND CENTER FREQUENCIES (Hz)
High speed
Low speed
Middle speed