Installation Environment Requirements - Huawei DBS3900 Installation Manual

DBS3900 LampSite
Installation Guide
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7.1.4 Installation Environment Requirements

The installation environment of a pRRU3901 involves the running environment specifications
for the pRRU3901 and other specifications.
Running Environment Specifications
Table 7-6
Table 7-6 pRRU3901 environment specifications
Specificat
ions
Operating
temperatur
e
Relative
humidity
Altitude
Other Running Environment Specifications
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Issue 06 (2015-10-30)
At least 300 mm on the right of the pRRU3901 is reserved for maintenance.
At least 400 mm in front of the pRRU3901 is reserved for maintenance
At least 40 mm on the back of the pRRU3901 is reserved for ventilation.
shows the environment specifications for the pRRU3901 installed indoors.
Condition
- 5°C to + 40°C
5% RH to 95% RH
- 60 m to + 1800 m
1800 m to 4000 m
The pRRU3901 cannot be installed at an air outlet of the heat dissipation box of an air
conditioner or other heat-generating appliances.
The pRRU3901 cannot be installed near a strong heat source.
The pRRU3901 cannot be installed in a position with water dripping, such as outdoor
equipment of air conditioners, pipe, and leaking or dripping roofs.
The installation position must be far from rains. If the pRRU3901 is installed on a wall,
there must be no window on either side of the wall.
The installation position must be far away from high voltage, highly corrosive devices,
flammable or explosive substances, and electromagnetic interference (such as power
stations, high-voltage substations, and wired TV towers.
The pRRU3901 must be installed in a dry, ventilating, and dust-proof place.
If the pRRU3901 is installed in parking areas or basements, the installation position must
be well-ventilated.
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7 Installing a pRRU3901
Remarks
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-
Works properly.
Above the 1800 m altitude, the
maximum operating temperature
decreases by 1°C each time the
altitude increases by 220 m.
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