Mitsubishi Electric CITY MULTI PUMY-P112VKM6 Service Manual page 26

5-6. Noise criterion curves
PUMY-P112VKM6(-BS)
PUMY-P112YKM5(-BS)
PUMY-P112VKM6-ER(BS)
PUMY-P112YKM5-ER(BS)
90
80
70
60
50
40
30
20
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125
PUMY-P140VKM6(-BS)
PUMY-P140YKM5(-BS)
PUMY-P140VKM6-ER(BS)
PUMY-P140YKM5-ER(BS)
90
80
70
60
50
40
30
20 APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125
OCH790 _26
Mode
SPL(dB)
Cooling 49
Heating 51
250 500 1000 2000 4000
BAND CENTER FREQUENCIES, Hz
Mode SPL(dB)
Cooling 51
Heating 53
250 500 1000 2000 4000
BAND CENTER FREQUENCIES, Hz
PUMY-P125VKM6(-BS)
PUMY-P125YKM5(-BS)
PUMY-P125VKM6-ER(BS)
PUMY-P125YKM5-ER(BS)
LINE
90
80
70
NC-70
60
NC-60
50
NC-50
40
NC-40
30
NC-30
20
APPROXIMATE
THRESHOLD OF
HEARING FOR
NC-20
CONTINUOUS
NOISE
10
8000 63
MICROPHONE
LINE
1.5 m
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
8000
Mode SPL(dB)
Cooling 50
Heating 52
125 250 500 1000 2000 4000
BAND CENTER FREQUENCIES, Hz
1 m
UNIT
GROUND
LINE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
8000