Noise Criterion Curves - Mitsubishi Electric M-SERIES Manual

3-12. SOUND PRESSURE LEVELS
(2) Outdoor Unit
MUY-GE09NA
MUY-GE09NA
Ambient temperature Cooling DB：35℃ WB:24℃
90
80
70
60
50
40
30
20
10
Due to continuing improvement, above specification may be subject to change without notice.
© 2014 Mitsubishi Electric US, Inc.

Noise Criterion Curves

UNIT
1m
MICROPHONE
Heating DB： 7℃ WB: 6℃
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
63 125 250
BAND CENTER FREQUENCIES,Hz
M-Series - MSY/MUY-GE Wall-Mount Systems (July 2014)
NOTCH SPL(dB
COOL 46
HEAT -
Test conditions are
500 1000 2000
) LINE
(A)
● ●
□ □
based on JIS Z8731
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
4000 8000
MSY-GE-39