Environmental Capabilities
Table 7
Environmental Parameters
Unit
Value
Vibration sinus:
displacement
mm
0.6
acceleration
m/s²
2
frequency
Hz
2-9
9 -200
Vibration random:
ASD
m
2
/s
3
0.1
1)
ASD
m
2
/s
3
0.2
2)
acceleration
m/s²
3.8
1)
acceleration
m/s²
5.4
2)
frequency
Hz
2-200
Shock:
peak acceleration
m/s²
40
3)
duration
ms
11
1)
Safe function
2)
Non destruction
3)
This requirement belongs to ’Safe function’ with the exemption:
performance of the RBS shall be verified as ’no loss of calls
Seismic Exposure
The complete equipped RBS shall be tested for seismic exposure.
Deviations shall be reported.
Safe function during seismic exposure. Deviations shall be reported.
Table 8
Test frequency range
1-15 Hz
Required Response Spectrum
RRS
Shape of RRS
as IEC fig 3
Number of time scale histories
1/ testing direction
Duration of time scale histories
35 s
Number of testing directions
3
If necessary there are possibilities to equip the RBS with an optional
Seismic Exposure protection device.
3.8
Operation Outdoor -33
C - +40
C
This Environmental class corresponds in full to ’Operation Outdoor
-33
C - +45
C’ with the exception of the upper temperature limit.
EN/LZT 720 0008
P2A
2001-11-28
27 (485)
© Ericsson Radio Systems AB
— All Rights Reserved —
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Summary of Contents for RBS 2106
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