1
1-297
NC-20
NC-30
NC-40
NC-50
NC-20
NC-30
NC-40
NC-50
400063 125 250 800020001000500
60
50
40
30
20
10
400063 125 250 800020001000500
NC-20
NC-30
NC-40
NC-50
60
50
40
30
20
10
400063 125 250 800020001000500
60
50
40
30
20
10
1-8. Noise Criterion Curves
(A) Indoor Units
4-Way Air Discharge Semi-Concealed Type
MODEL
SOUND LEVEL
CONDITION
: SPW-XM125H
: STRONG 32 dB(A)
WEAK 26 dB(A)
: 1.5 m directly below unit
Sound pressure level (dB)
(0dB = 0.0002 μbar)
Approximate
minimum
audible limit
for continuous
noise
Overall
Frequency at center of sound pressure band (Hz)
Both 50Hz / 60Hz
Strong
Weak
MODEL
SOUND LEVEL
CONDITION
: SPW-XM165H
: STRONG 36 dB(A)
WEAK 28 dB(A)
: 1.5 m directly below unit
Sound pressure level (dB)
(0dB = 0.0002 μbar)
Approximate
minimum
audible limit
for continuous
noise
Overall
Frequency at center of sound pressure band (Hz)
MODEL
SOUND LEVEL
CONDITION
: SPW-XM185H
: STRONG 41 dB(A)
WEAK 33 dB(A)
: 1.5 m directly below unit
Sound pressure level (dB)
(0dB = 0.0002 μbar)
Approximate
minimum
audible limit
for continuous
noise
Overall
Frequency at center of sound pressure band (Hz)
SM830160-03ClassicPAC-iA4.ind297297SM830160-03ClassicPAC-iA4.ind297297 2010/02/1610:26:432010/02/1610:26:43