MCAC-VTSM-2017-01 Silent Four-way Cassette
98
9. Sound levels
Note:
1. Sound values are measured in a semi-anechoic room, at a position 1.4m downward from the unit center
2. During actual operation, these values are normally somewhat higher as a result of ambient conditions.
Model
Sound pressure level dB(A)
H
M
L
MDV-D28Q4/N1-E
32
31
30
MDV-D36Q4/N1-E
32
31
30
MDV-D45Q4/N1-E
36
34
33
MDV-D56Q4/N1-E
36
34
33
MDV-D71Q4/N1-E
38
36
35
MDV-D80Q4/N1-E
42
39
37
MDV-D90Q4/N1-E
43
39
38
MDV-D100Q4/N1-E
45
42
40
MDV-D112Q4/N1-E
45
42
40
MDV-D140Q4/N1-E
46
41
39
Octave band level
MDV-D28Q4/N1-E ~ MDV-D36Q4/N1-E
1.4m
Four-way cassette type
0
10
20
30
40
50
60
70
80
90
63
125
250
500
1000
2000
4000
8000
H
M
L
NC60
NC50
NC40
NC30
NC20
