46
90
80
70
60
50
40
30
20
10
63
125
250
500
1000
2000
4000
8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCT
A
VE BAND SOUND PRESSURE LEVEL, 0dB = 0.0002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
Cooling
High
FUNCTION
FAN SPEED
Heating
High
54
SPL(dB
(A)
)
57
LINE
90
80
70
60
50
40
30
20
10
63
125
250
500
1000
2000
4000
8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCT
A
VE BAND SOUND PRESSURE LEVEL, 0dB = 0.0002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
Cooling
High
FUNCTION
FAN SPEED
Heating
High
49
SPL(dB
(A)
)
49
LINE
90
80
70
60
50
40
30
20
10
63
125
250
500
1000
2000
4000
8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCT
A
VE BAND SOUND PRESSURE LEVEL, 0dB = 0.0002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
Cooling
High
FUNCTION
FAN SPEED
Heating
High
49
SPL(dB
(A)
)
51
LINE
NOISE CRITERIA CURVE
5
MXZ-3A30NA
MXZ-4A36NA
MXZ-2A20NA
Summary of Contents for MXZ-2A20NA - 1
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Page 57: ...57 MXZ 4A36NA ...
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