ECO MULTI SYSTEM Unit Specifications
SM830052
I - 76
1
90
80
70
60
50
40
30
20
10
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
63
125
250
500 1000 2000 4000 8000
BAND CENTER FREQUENCIES, Hz
0300_T_I
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
OCTAVE BAND SOUND PRESSURE LEVEL, dB
(0dB=0.0002 µbar)
BAND CENTER FREQUENCIES, Hz
90
80
70
60
50
40
30
20
10
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
63
125
250
500 1000 2000 4000 8000
OCTAVE BAND SOUND PRESSURE LEVEL, dB
(0dB=0.0002 µbar)
0299_T_I
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
0298_T_I
90
80
70
60
50
40
30
20
10
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
63
125
250
500 1000 2000 4000 8000
BAND CENTER FREQUENCIES, Hz
OCTAVE BAND SOUND PRESSURE LEVEL, dB
(0dB=0.0002 µbar)
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
6-5. Noise criterion curves
6. Ceiling Mounted Type
MODEL
: SPW-T183GH56
SOUND LEVEL
: HIGH
42 dB(A),
NC 40
LOW
36 dB(A),
NC 30
CONDITION
: Distance 1 m,
Under the unit 1 m
SOURCE
: 220 - 230 - 240 V, 1 Phase, 50 Hz
MODEL
: SPW-T253GH56
SOUND LEVEL
: HIGH
45 dB(A),
NC 43
LOW
37 dB(A),
NC 34
CONDITION
: Distance 1 m,
Under the unit 1 m
SOURCE
: 220 - 230 - 240 V, 1 Phase, 50 Hz
MODEL
: SPW-T363GH56
SOUND LEVEL
: HIGH
47 dB(A),
NC 45
LOW
39 dB(A),
NC 34
CONDITION
: Distance 1 m,
Under the unit 1 m
SOURCE
: 220 - 230 - 240 V, 1 Phase, 50 Hz
MODEL
: SPW-T483GH56
SOUND LEVEL
: HIGH
48 dB(A),
NC 46
LOW
40 dB(A),
NC 36
CONDITION
: Distance 1 m,
Under the unit 1 m
SOURCE
: 220 - 230 - 240 V, 1 Phase, 50 Hz
0297_T_I
90
80
70
60
50
40
30
20
10
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
63
125
250
500 1000 2000 4000 8000
BAND CENTER FREQUENCIES, Hz
OCTAVE BAND SOUND PRESSURE LEVEL, dB
(0dB=0.0002 µbar)
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
