Switch Installation
Ultimate disposal of this product should be handled according to all national laws and regulations. Statement
Warning
1040
To prevent the system from overheating, do not operate it in an area that exceeds the maximum
Warning
recommended ambient temperature of: <113°F (45°C). Statement 1047
Warning
Installation of the equipment must comply with local and national electrical codes. Statement 1074
To prevent airflow restriction, allow clearance around the ventilation openings to be at least: 3 inches (7.6
Warning
cm). Statement 1076
The grounding architecture of this product is DC-isolated (DC-I).
Note
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 (PWR-C1-1100WAC=), first rack-mount
• 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 that is installed above or below a 1100-W
• 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
◦ 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 SFP or SFP+ module minimum bend radius and connector length is met. See the SFP or SFP+
module documentation for more information.
fixtures. Make sure that the cabling is safely away from other devices that might damage the cables.
the switch before installing the power-supply module.
the switch.
power supply-equipped switch, you might need to remove the module from the switch to access the
power cord.
to 328 feet (100 meters).
Cisco Catalyst 9300 Series Switches Hardware Installation Guide
Installation Guidelines
21