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17
Heat Pump Water Heater
-
5
0 Hz (R134a)
12. Sound Levels (Reference Data)
R5TT20F-SA
1
Heating
10
20
30
40
50
60
70
80
63
125
250
500
1000
2000
4000
8000
Octave Band Sound Pressure Level (
0 dB = 20
μ
Pa )
Octave Band Center Frequency (Hz)
▲
Turbo/HeatPump
●
Auto
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Approximate
Hearing
Threshold
북미 기준
1m, 2m기준으로 재측정 예정