Huawei NE05E Hardware Manual page 424

HUAWEI NE05E,NE08E
Hardware Guide
vents is 14400 mm
obtain 57.6 CFM air volume at least.
Cabling Space
When installing the router equipment in environment B, you need to consider the
cabling space in front of the equipment.
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Power Supply for Equipment
The router equipment supports DC power supply and AC power supply.
Requirements for Power Supply
For details, see
Requirements .
General Requirements on surge protection and Grounding
Telecommunications devices have stricter requirements on surge protection and
grounding than other devices. Taking proper surge protection and grounding
measures is the major requirement to ensure that the device works normally.
When routing power cables or service cables connected to equipment to the
outdoor area, do not route them overhead.
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2.
Issue 05 (2023-03-31)
2
(40 mm x 360 mm or 120 mm x 120 mm), the system can
When installing the router equipment in a network cabinet, you need to
follow the standard of installing the equipment in a 19-inch cabinet. The
cabling space in front of the equipment must be no less than 75 mm.
When installing the router equipment in an outdoor cabinet, you also need to
follow the standard of installing the equipment in a 19-inch cabinet. The
cabling space in front of the equipment must be no less than 75 mm.
When a network cabinet is installed on a wall, sufficient space must be left
around the cabinet.
– At least 800 mm space must be left in front of the network cabinet.
– At least 200 mm space must be left at the rear of the network cabinet.
– At least 200 mm space must be left on the top of the network cabinet.
– At least 300 mm space must be left below the network cabinet.
Product Description Technical Specifications and Environmental
D ANGER
Ground the equipment in compliance with national regulations, industry
standards, and carrier regulations.
NO TE
● When the device is installed inside the building, and the subscriber cable and power
cable are routed in the overhead cabling mode, install an elementary surge protection
device on the input side of the AC power system and ensure that the surge protection
rating is not smaller than 5 kA (8/20 μs).
If the building has installation environment with a dedicated grounding
system, use the grounding system of the building directly to ground the
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4 Hardware Installation and Parts Replacement
416