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Cable Connection Procedures for Cisco 2800 Series Routers
OL-5787-02
Power Connections
Power Connections
This section explains how to connect AC or DC power to Cisco 2800 series routers. It covers the
following topics:
• Connecting Routers to AC Power, page 2
• Connecting Routers to DC Power, page 2
• Connecting Routers to Backup Power, page 9
Warning
Read the installation instructions before connecting the system to the power source.
Statement 1004
Note The installation must comply with all required electrical codes applicable at the installation site.
Connecting Routers to AC Power
If your router uses AC power, connect it to a 15 A, 120 VAC (10 A, 240 VAC) circuit with overcurrent
protection. If backup power is required, see the “Connecting Routers to Backup Power” section on
page 9.
Note The input voltage tolerance limits for AC power are 90 and 264 VAC.
Warning
AC connected units must have a permanent ground connection in addition to the power cable ground
wire. NEBS-compliant grounding satisfies this requirement.
Statement 284
Warning
This product requires short-circuit (overcurrent) protection, to be provided as part of the building
installation. Install only in accordance with national and local wiring regulations.
Statement 1045
Warning
This product relies on the building’s installation for short-circuit (overcurrent) protection. Ensure that
the protective device is rated not greater than:
15A, 120VAC (10A, 240VAC).
Statement 1005
Connecting Routers to DC Power
Note The Cisco 2801 router does not support DC power.
Warning
This product requires short-circuit (overcurrent) protection, to be provided as part of the building
installation. Install only in accordance with national and local wiring regulations.
Statement 1045
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