Mitsubishi Electric MXZ-2B20NA Service Manual page 10

MXZ-5B42NA
90
80
70
60
50
40
30
20
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250
BAND CENTER FREQUENCIES, Hz
OUTDOOR UNIT
MICROPHONE
OBH560G
FAN SPEED FUNCTION SPL(dB ) LINE
(A)
58
High Cooling
High Heating 58
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
Test conditions
39.4 in.
Cooling: Dry-bulb temperature 95°F Wet-bulb temperature 75°F
Heating: Dry-bulb temperature 45°F Wet-bulb temperature 43°F
10