6-1
SOUND LEVEL CHARACTERISTICS
SM CKDDCI 2-A.3 GB
6.
SOUND LEVEL CHARACTERISTICS
6.1
Indoor Units Test Scheme
6.2
Sound Pressure Level Spectrum
(Measured as Figure 1)
CKD 036
CKD 045
FAN SPEED
LINE
HI
ME
LO
Figure 1
BAND CENTER FREQUENCIES, Hz
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
OCT
A
VE BAND SOUND PRESSURE LEVEL, dB re 0.002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
OCT
A
VE BAND SOUND PRESSURE LEVEL, dB re 0.002 MICRO BAR
