Requirements For The Running Environment Of The Dbs3900 - Huawei Airbridge DBS3900 Product Description

Airbridge DBS3900 CDMA Base Station
Product Description
Item
NOTE

6.7.3 Requirements for the Running Environment of the DBS3900

This describes the requirements for the running environment of the equipment in terms of
climatic requirements, waterproofing requirements, biological requirements, and requirements
for air purity and mechanical stress.
Climatic Requirements
Table 6-28
Table 6-30 Climatic requirements for the running environment of the equipment
Item
Temperature
Temperature change rate
Relative humidity
Air pressure
Solar radiation
Thermal radiation
Wind speed
NOTE
Biological Requirements
The biological requirements for the running environment of the equipment are as follows:
Issue 11 (2010-06-18)
Sub-item
The impact response spectrum refers to the maximum acceleration response curve generated by the
equipment under specified impact excitation. Impact response spectrum II means that the duration of
semi-sine impact response spectrum is 6 ms.
The static payload refers to the capability of the packed equipment to bear the weight from above in
the stipulated stack method.
lists the climatic requirements for the running environment of the equipment.
The temperature and humidity should be measured 1.5 m [4.92 ft] above the ground and 0.4 m [1.31 ft]
away from the front of the cabinet when no protective board is installed at the front and rear of the
cabinet.
The environment is not conducive to the growth of fungus.
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6 Technical Specifications of the DBS3900
Range
Range
BBU: -10°C [+14°F] to +55°C [+131°F]
RRU: -40°C [-40°F] to +52°C [+125.6°F]
(solar radiation not considered)
o
≤ 3 C/min
BBU: 5% RH to 95% RH
RRU: 5% RH to 100% RH
70 kPa to 106 kPa
BBU: ≤ 700 W/m
RRU: ≤ 1120 W/m
2
≤ 600 W/m
BBU: ≤ 1 m/s
RRU: ≤ 67 m/s
2
2
6-19