Electra Alpha 7 - Outdoor Units

6-4
SOUND LEVEL CHARACTERISTICS
SM ALPHA 1-E.3 GB
6.3 Outdoor units
6.4 Sound Pressure Level Spectrum (Measured as Figure 5)
CON 7 Cooling CON 7 Heating
Microphone Distance from Unit
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
FAN SPEED LINE
HI
LO
CONTENT