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1-8. Noise Criterion Curves
Ceiling-Mounted Type
: SPW-TDR124 / 164GH56 (A/B)
MODEL
SPW-T125 / 165H
SOUND LEVEL
: STRONG 35 dB(A)
WEAK 30 dB(A)
CONDITION
: 1 m from front of outlet at height of 1 m
60
50
40
30
Approximate
minimum
20
audible limit
for continuous
noise
10
Overall
63
125 250
Frequency at center of sound pressure band (Hz)
: SPW-TDR254 GH56 (A/B)
MODEL
SPW-T255H
SOUND LEVEL
: STRONG 38 dB(A)
WEAK 33 dB(A)
CONDITION
: 1 m from front of outlet at height of 1 m
60
50
40
30
Approximate
minimum
20
audible limit
for continuous
noise
10
63
125 250
Overall
Frequency at center of sound pressure band (Hz)
: SPW-TDR484GH56 (A/B)
MODEL
SPW-T485H
SOUND LEVEL
: STRONG 43 dB(A)
WEAK 37 dB(A)
CONDITION
: 1 m from front of outlet at height of 1 m
60
50
40
30
Approximate
minimum
20
audible limit
for continuous
noise
10
63
125 250
Overall
Frequency at center of sound pressure band (Hz)
NC-50
NC-40
NC-30
NC-20
500
1000
2000
4000
8000
NC-50
NC-40
NC-30
NC-20
500
1000
2000
4000
8000
NC-50
NC-40
NC-30
NC-20
500
1000
2000
4000
8000
: SPW-TDR184GH56 (A/B)
MODEL
SPW-T185H
SOUND LEVEL
: STRONG 36 dB(A)
WEAK 30 dB(A)
CONDITION
: 1 m from front of outlet at height of 1 m
60
50
40
30
Approximate
minimum
20
audible limit
for continuous
noise
10
63
125 250
Overall
Frequency at center of sound pressure band (Hz)
: SPW-TDR364GH56 (A/B)
MODEL
SOUND LEVEL
: STRONG 41 dB(A)
CONDITION
: 1 m from front of outlet at height of 1 m
60
50
40
30
Approximate
minimum
20
audible limit
for continuous
noise
10
63
125 250
Overall
Frequency at center of sound pressure band (Hz)
: SPW-TDR604GH56 (A/B)
MODEL
SPW-T605H
SOUND LEVEL
: STRONG
WEAK
CONDITION
: 1 m from front of outlet at height of 1 m
60
50
40
30
Approximate
minimum
20
audible limit
for continuous
noise
10
63
125 250
Overall
Frequency at center of sound pressure band (Hz)
1-299
Both 50Hz / 60Hz
Strong
Weak
NC-50
NC-40
NC-30
NC-20
500
1000
2000
4000
8000
SPW-T365H
WEAK 35 dB(A)
NC-50
NC-40
NC-30
NC-20
500
1000
2000
4000
8000
45 dB(A)
38 dB(A)
NC-60
NC-50
NC-40
NC-30
NC-20
500
1000
2000
4000
8000
1
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