Huawei DBS3900 Installation Manual page 25

LampSite
Installation Guide
Table 5-1 RHUB3908 environment specifications
Specifi
cations
Operati
ng
tempera
ture
Relativ
e
humidit
y
Altitude N/A
Other Running Environment Specifications
l
l
l
l
l
l
l
Issue 08 (2015-01-15)
Installation
Scenario
Installed on a
wall or in a 19-
inch rack.
Installed in a
shelf.
Installed in all
scenarios.
NOTE
Installing more than one RHUB3908, 1 U space is required between two RHUB3908s.
The RHUB3908 cannot be installed at an air outlet of the heat dissipation box of an air
conditioner or other heat-generating appliances.
The RHUB3908 cannot be installed near a strong heat source.
The RHUB3908 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 RHUB3908 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.
The RHUB3908 must be installed in a dry, ventilating, and dust-proof place.
If the RHUB3908 is installed in parking areas or basements, the installation position must
be well-ventilated.
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RHUB3908 Condition
Quantity
N/A -5°C to +50°
C
1 -5°C to +45°
C
2 -5°C to +43°
C
3 -5°C to +40°
C
N/A 5% RH to
95% RH
N/A -60 m to
+1800 m
1800 m to
4000 m
5 Installing an RHUB3908
Remarks
N/A
N/A
N/A
N/A
N/A
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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