Operation Noise; Noise Level Curve - Rheem RIWH18ASJ Design & Technical Manual

6. OPERATION NOISE

6-1. NOISE LEVEL CURVE

„ MODEL : RIWH18ASJ
„
zCooling „
80 80
70 70
60 60
50 50
40 40
30 30
Quiet
20 20
10 10
0 0
63 63 125 125 250 250 500 500
Octave band center frequency,Hz Octave band center frequency,Hz
„ MODEL : RIWH24ASJ
„
zCooling „
80 80
70 70
60 60
50 50
40 40
30 30
Quiet
20 20
10 10
0 0
63 63 125 125 250 250 500 500
Octave band center frequency,Hz Octave band center frequency,Hz
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 1,000 2,000 2,000 4,000 4,000 8,000 8,000
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 1,000 2,000 2,000 4,000 4,000 8,000 8,000
- (01 - 19) -
zHeating „
80 80
70 70
60 60
50 50
High
40 40
30 30
Quiet
20 20
10 10
0 0
63 63 125 125 250 250 500 500
Octave band center frequency,Hz Octave band center frequency,Hz
zHeating „
80 80
70 70
60 60
50 50
High
40 40
30 30
Quiet
20 20
10 10
0 0
63 63 125 125 250 250 500 500
Octave band center frequency,Hz Octave band center frequency,Hz
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
1,000 1,000 2,000 2,000 4,000 4,000 8,000 8,000
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
1,000 1,000 2,000 2,000 4,000 4,000 8,000 8,000