User Manual

Table Of Contents
PRELIMINARY
Environment
Sound Pressure Level at the Bystander Position at a
Distance of one Metre, L
pA
Db
Operating
Condition
Front Left Right Back
25
C
50 49 50 48
30
C
48 48 48 47
45
C
54 52 53 51
The following figures and tables show the noise dispersion for different ambient
temperature and at different distances from the cabinet.
P014704A
60
dB
50
40
30
m
60
dB
50
40
30
m
30241812
6
30241812
6
30241812
6
30241812
6
FRONT
LEFT
BACK
RIGHT
60
dB
50
40
30
m
m
60
dB
50
40
30
with sound hood without sound hood
Figure 7 Sound Pressure Levels at 20
C, Free-Standing RBS with Combined
Climate Unit, with and without Sound Hood
Table 8 Sound Pressure Levels for a Free Standing RBS with Combined Climate Unit
Calculated Distance in Metres, Each Direction
Without Sound Hood With Sound Hood
Temp
.
Sound
Pressur
e Level,
dBA
Front Left Right Back Front Left Right Back
35 27 17 18 10 11 10 11 9
40 15 9 10
5
6
5
6
5
50 4 3 3 1 2 1 2 1
20
60 <1 <1 <1 <1 <1 <1 <1 <1
13129/1551-LZA 701 0001 Uen PF1 | 2010-10-08