Sound Level Characteristics - Electra WNG 50 DCI Service Manual

SOUND LEVEL CHARACTERISTICS

6.3 Outdoor units
6.4 Sound Pressure Level Spectrum
DCI 50 Cooling
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
BAND CENTER FREQUENCIES, Hz
DCI 60 Cooling
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
BAND CENTER FREQUENCIES, Hz
6-2
Unit
1m
Mic.
Ground
Figure 2
(Measured as Figure 2)
NC-70
NC-60
NC-50
NC-40
NC-30
APPROXIMATE
THRESHOLD OF
HEARING FOR
NC-20
CONTINUOUS
NOISE
NC-70
NC-60
NC-50
NC-40
NC-30
APPROXIMATE
THRESHOLD OF
HEARING FOR
NC-20
CONTINUOUS
NOISE
CONTENTS
DCI 50 Heating
BAND CENTER FREQUENCIES, Hz
DCI 60 Heating
BAND CENTER FREQUENCIES, Hz
SM WNGDCI 2-E.4 GB
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20