Service manual

6-3
SOUND LEVEL CHARACTERISTICS
SM WNGDCI 2-E.4 GB
Sound Pressure Level Spectrum (Measured as Figure 2)
DCI 72Z Cooling DCI 72Z Heating
DCI 72 / 80 Cooling DCI 72 / 80 Heating
BAND CENTER FREQUENCIES, Hz
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
OCTAVE 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
OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.002 MICRO BAR
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