Operation Noise; Noise Level Curve (Sound Pressure) - Fujitsu AB*G24LVTA series Design & Technical Manual

8.

OPERATION NOISE

8-1.

NOISE LEVEL CURVE (SOUND PRESSURE)

MODEL : ABG18LVTB
„ „
Cooling
z „
80
70
60
50
40
30
QUIET
20
10
0
63 125 250 500
Octave band center frequency,Hz
MODEL : ABG24LVTA
„ „
Cooling
z „
80
70
60
50
40
30
20
10
0
63 125 250 500
Octave band center frequency,Hz
NC-65
NC-60
NC-55
NC-50
HIGH
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
1,000 2,000 4,000 8,000
NC-65
NC-60
NC-55
NC-50
NC-45
HIGH
NC-40
NC-35
NC-30
QUIET
NC-25
NC-20
NC-15
1,000 2,000 4,000 8,000
- (01 - 18) -
Heating
z „
80
70
60
50
40
30
QUIET
20
10
0
63 125 250 500
Octave band center frequency,Hz
Heating
z „
80
70
60
50
40
30
QUIET
20
10
0
63 125 250 500
Octave band center frequency,Hz
NC-65
NC-60
NC-55
NC-50
HIGH
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
1,000 2,000 4,000 8,000
NC-65
NC-60
NC-55
NC-50
NC-45
HIGH
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
1,000 2,000 4,000 8,000