Noise Criterion Curves - Sanyo ECO-i AHX0752 Technical Data Manual

6. Ceiling-Mounted Type (T Type)

6-4. Noise Criterion Curves

MODEL : THX1252
SOUND LEVEL : STRONG
HIGH
LOW
CONDITION :
3.3 ft from front of outlet at height of 4.9 ft
60
50
40
30
Approximate
20
minimum audible
limit for
continuous noise
10
Overall 63 125 250
Frequency at center of sound pressure band (Hz)
MODEL : THX2452
SOUND LEVEL : STRONG
HIGH
LOW
CONDITION : 3.3 ft from front of outlet at height of 4.9 ft
60
50
40
30
Approximate
20
minimum audible
limit for
continuous noise
10
63 125 250
Overall
Frequency at center of sound pressure band (Hz)
35 dB(A)
32 dB(A)
30 dB(A)
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
38 dB(A)
36 dB(A)
33 dB(A)
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
W-3WAY ECO-i SYSTEM Unit Specifi cations
MODEL : THX1852
SOUND LEVEL :
CONDITION :
60
50
40
30
Approximate
20
minimum audible
limit for
continuous noise
10
63 125 250
Overall
Frequency at center of sound pressure band (Hz)
4-73
60Hz
Strong
Weak
STRONG 36 dB(A)
HIGH 33 dB(A)
LOW 30 dB(A)
3.3 ft from front of outlet at height of 4.9 ft
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
1
2
3
4
5
6
7
8