Checklist before installation
Table 4
Checklist before installation
Item Requirements
Result
Installation
site
Ventilation
•
There is a minimum clearance of 10 cm (3.9 in) around the
inlet and exhaust vents for heat dissipation of the router
chassis.
•
A ventilation system is available at the installation site.
Temperature
0°C to 40°C (32°F to 104°F)
Relative humidity
5% to 90% (noncondensing)
Cleanness Dust
concentration
≤
3 × 10
4
particles/m
3
ESD prevention
•
The equipment and floor are well grounded.
•
The equipment room is dust-proof.
•
The humidity and temperature are at a proper level,
respectively.
•
Wear an ESD-preventive wrist strap and uniform when
touching a circuit board.
EMI prevention
•
Take effective measures to protect the power system from
the power grid system.
•
Separate the protection ground of the router from the
grounding device or lightning protection grounding
device as far as possible.
•
Keep the router far away from radio stations, radar and
high-frequency devices working in high current.
•
Use electromagnetic shielding when necessary.
Lightning protection
•
The grounding cable of the chassis is well grounded.
•
The grounding terminal of the AC power receptacle is well
grounded.
•
A port lightning arrester is installed. (Optional)
•
A power lightning arrester is installed. (Optional)
•
A signal lightning arrester is installed at the input end of
an external signal cable. (Optional)
Electricity safety
•
Equip an uninterrupted power supply (UPS).
•
In case of emergency during operation, switch off the
external power switch.
Workbench
•
The workbench is stable enough
•
Well grounding
Rack-mounting
requirements
•
Install the router in an open rack if possible. If you install
the router in a closed cabinet, make sure that the cabinet is
equipped with a good ventilation system.
•
The rack is sturdy enough to support the weight of the
router and installation accessories.
•
The size of the cabinet is appropriate for the router.
•
The front and rear of the cabinet are at least 0.8 m (31.50
in) away from walls or other devices.
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