7. Sound levels
26
MULTI/SINGLE
Indoor unit
Ceiling concealed duct - Middle static pressure
External Static Pressure 10(98) [mmAq(Pa)]
ABNW60GM3A0 [UM60 N34]
ABNW18GM1A0 [CM18 N14]
ABNW24GM1A0 [CM24 N14]
ABNW30GM1A0 [UM30 N14]
ABNW36GM2A0 [UM36 N24]
ABNW42GM2A0 [UM42 N24]
ABNW48GM3A0 [UM48 N34]
Octave Band Sound Pressure Level (0 dB = 20 μ
P
a)
Octave Band Center Frequency (Hz)
10
20
30
40
50
60
70
80
63
125
250
500
1 000 2 000 4 000 8 000
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Approximate
Hearing
Threshold
High
▲ Mid
Low
Octave Band Center Frequency (Hz)
Octave Band Sound Pressure Level (0 dB = 20 μ
P
a)
10
20
30
40
50
60
70
80
63
125
250
500
1 000 2 000 4 000 8 000
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Approximate
Hearing
Threshold
High
▲ Mid
Low
Octave Band Center Frequency (Hz)
Octave Band Sound Pressure Level (0 dB = 20 μ
P
a)
10
20
30
40
50
60
70
80
63
125
250
500
1 000 2 000 4 000 8 000
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Approximate
Hearing
Threshold
High
▲ Mid
Low
Octave Band Center Frequency (Hz)
Octave Band Sound Pressure Level (0 dB = 20 μ
P
a)
10
20
30
40
50
60
70
80
63
125
250
500
1 000 2 000 4 000 8 000
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Approximate
Hearing
Threshold
High
▲ Mid
Low
Octave Band Center Frequency (Hz)
Octave Band Sound Pressure Level (0 dB = 20 μ
P
a)
10
20
30
40
50
60
70
80
63
125
250
500
1 000 2 000 4 000 8 000
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Approximate
Hearing
Threshold
High
▲ Mid
Low
Octave Band Center Frequency (Hz)
Octave Band Sound Pressure Level (0 dB = 20 μ
P
a)
10
20
30
40
50
60
70
80
63
125
250
500
1 000 2 000 4 000 8 000
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Approximate
Hearing
Threshold
High
▲ Mid
Low
Octave Band Center Frequency (Hz)
Octave Band Sound Pressure Level (0 dB = 20 μ
P
a)
10
20
30
40
50
60
70
80
63
125
250
500
1 000 2 000 4 000 8 000
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Approximate
Hearing
Threshold
