1
1-296
NC-20
NC-30
NC-40
NC-50
400063 125 250 800020001000500
60
50
40
30
20
10
NC-20
NC-30
NC-40
NC-50
400063 125 250 800020001000500
60
50
40
30
20
10
NC-20
NC-30
NC-40
NC-50
400063 125 250 800020001000500
60
50
40
30
20
10
NC-20
NC-30
NC-40
NC-50
400063 125 250 800020001000500
60
50
40
30
20
10
NC-20
NC-30
NC-40
NC-50
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-XDR124 / 164 / 184GH56 (A/B)
SPW-X125 / 165 / 185H
: STRONG 31 dB(A)
MEDIUM 29 dB(A)
WEAK 27 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
Approximate
minimum
audible limit
for continuous
noise
Approximate
minimum
audible limit
for continuous
noise
Approximate
minimum
audible limit
for continuous
noise
MODEL
SOUND LEVEL
CONDITION
MODEL
SOUND LEVEL
CONDITION
MODEL
SOUND LEVEL
CONDITION
Overall
Frequency at center of sound pressure band (Hz)
Sound pressure level (dB)
(0dB = 0.0002 μbar)
Sound pressure level (dB)
(0dB = 0.0002 μbar)
Overall
Frequency at center of sound pressure band (Hz)
Sound pressure level (dB)
(0dB = 0.0002 μbar)
Overall
Frequency at center of sound pressure band (Hz)
: SPW-XDR254GH56 (A/B)
SPW-X255H
: STRONG 34 dB(A)
MEDIUM 31 dB(A)
WEAK 28 dB(A)
: 1.5 m directly below unit
: SPW-XDR364GH56 (A/B)
SPW-X365H
: STRONG 39 dB(A)
MEDIUM 36 dB(A)
WEAK 33 dB(A)
: 1.5 m directly below unit
: SPW-XDR484GH56 (A/B)
SPW-X485H
: STRONG 42 dB(A)
MEDIUM 38 dB(A)
WEAK 34 dB(A)
: 1.5 m directly below unit
Approximate
minimum
audible limit
for continuous
noise
MODEL
SOUND LEVEL
CONDITION
Sound pressure level (dB)
(0dB = 0.000 2μbar)
Overall
Frequency at center of sound pressure band (Hz)
: SPW-XDR604GH56 (A/B)
SPW-X605H
: STRONG 44 dB(A)
MEDIUM 40 dB(A)
WEAK 36 dB(A)
: 1.5 m directly below unit
SM830160-03ClassicPAC-iA4.ind296296SM830160-03ClassicPAC-iA4.ind296296 2010/02/1610:26:422010/02/1610:26:42