Outdoor Units; Sound Pressure Level Spectrum; Wng - Electra WNG 7 Service Manual

SOUND LEVEL CHARACTERISTICS
6.3

Outdoor units

MODEL
Indoor

WNG7

WNG9
WNG12
WNG14
Figure 5. Microphone Distance from Unit
6.4 Sound Pressure Level Spectrum (Measured as Figure 5)
Cooling
NC (Noise Criteria) Curves
90
80
70
60
50
40
30
Approximate ate e
threshold of d o of
20
rearing for for fo
continuous nuo uous
noise e e
10
63 125 125 25 250 250 250 500 1000 2000 40 500 1000 2000 40 500 1000 2000 4000 8000
Octave Band Center Frequencies [Hz] e Band Center Frequencie e Band Center Frequencies
MODEL
OU8-33
OU10-44
GC-18
GC-24
6-2
SPL dB(A)
Outdoor Cooling/Heating Cooling/Heating
ONG-7 46/47
ONG-9 48/49
ONG-12 52/53
ONG-14 53/54
pectrum (Measured a pe
N NC65 NC65 N
NC60 NC60
NC55 NC55
NC50 NC50
NC45 NC45 5
NC40 NC4 C4
NC35 NC NC
N NC30
NC25
NC20
NC15
LINE
Revision Y05-03
CONTENT
SPW dB(A)
56/57
58/60
62/64 2/64 2/64
6 63/64 63/64
stance from Unit st om Unit Uni
(Mea (Mea a
Heating
NC (Noise Criteria) Curves
90 90
80 80 0
70
60
50
40
30
Approximate
threshold of
20
rearing for
continuous
noise
10
63 125 250 500 1000 2000 4000 8000
Octave Band Center Frequencies [Hz]
NC65
NC60
NC55
NC50
NC45
NC40
NC35
NC30
NC25
NC20
NC15
Service Manual - WNG