Installation Guidelines - Cisco Catalyst 9300 Series Hardware Installation Manual
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Installing a Switch
Warning
Installation of the equipment must comply with local and national electrical codes. Statement 1074
Warning
To prevent airflow restriction, allow clearance around the ventilation openings to be at least: 3 inches (7.6
cm). Statement 1076
Note
The grounding architecture of this product is DC-isolated (DC-I).
Installation Guidelines
When determining where to install the switch, verify that these guidelines are met:
• Clearance to the switch front and rear panel meets these conditions:
• Cabling is away from sources of electrical noise, such as radios, power lines, and fluorescent lighting
• For switches with the optional 1100 W power supply module, first rack-mount the switch before installing
• Make sure power supply modules and fan modules are securely inserted in the chassis before moving
• When connecting or disconnecting the power cord on a switch installed with a 350 W or a 715 W power
• Airflow around the switch and through the vents is unrestricted.
• For copper connections on Ethernet ports, cable lengths from the switch to connected devices can be up
• Temperature around the unit does not exceed 113°F (45°C). If the switch is installed in a closed or
• Humidity around the switch does not exceed 95 percent.
• Altitude at the installation site is not greater than 10,000 feet.
• Cooling mechanisms, such as fans and blowers in the switch, can draw dust and other particles causing
• Front-panel LEDs can be easily read.
• Access to ports is sufficient for unrestricted cabling.
• AC power cord can reach from the AC power outlet to the connector on the switch rear panel.
• The pluggable transceiver module minimum bend radius and connector length is met. See the Cisco
pluggable transceiver module documentation for more information.
fixtures. Make sure that the cabling is safely away from other devices that might damage the cables.
the power-supply module.
the switch.
supply that is installed above or below a 1100-W power supply equipped switch, you might need to
remove the 1100 W power supply from the switch to access the power cord.
to 328 feet (100 meters).
multirack assembly, the temperature around it might be greater than normal room temperature.
contaminant buildup inside the chassis, which can result in system malfunction. You must install this
Cisco Catalyst 9300 Series Switches Hardware Installation Guide
Installation Guidelines
27
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