H3C SecPath U200 Series Installation Manual page 22

Item
EMI prevention
Lightning
protection
Electricity safety
Space
Workbench
Rack-mounting
requirements
•
Safety
recommendations
•
•
Tools
•
•
Reference
•
Requirements
•
Take effective measures to protect the power
system from the power grid system.
•
Separate the protection ground of the UTM
device from the grounding UTM device or
lightning protection grounding UTM device as far
as possible.
•
Keep the UTM device far away from radio
stations, radar and high-frequency UTM devices
working in high current.
•
Use electromagnetic shielding when necessary.
•
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)
•
Equip an uninterrupted power supply (UPS).
•
In case of emergency during operation, switch off
the external power switch.
•
Reserve at least 10 cm (3.94 in) of clearance at
the air inlet and exhaust vents for ventilation.
•
The rack or workbench has a good ventilation
system.
The workbench is sturdy and well grounded.
•
Install the UTM device in an open rack if possible.
If you install the UTM device in a closed cabinet,
make sure the cabinet is equipped with a good
ventilation system.
•
The rack is sturdy enough to support the weight of
the UTM device and installation accessories.
•
The size of the rack is appropriate for the UTM
device.
•
The front and rear of the rack are at least 0.8 m
(2.62 ft) away from walls or other UTM devices.
Do not place the switch near water or in a damp environment.
Prevent water or moisture from entering the switch chassis.
Locate the emergency power-off switch in the room before
installation. Shut the power off at once in case accident occurs.
Installation accessories supplied with the UTM device
User supplied tools
Documents shipped with the UTM device
Online documents
13
Result