Ericsson RBS 2106 - Page 29

Environmental Capabilities
Table 8
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 the 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 9
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 0024 R2A
2002-11-01
21 (34)
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