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Cisco Catalyst 4900M Switch Installation Guide
78-18350-01
Chapter 2 Site Planning
Site Power Requirements
• EMI Recommendations, page 2-4
• Power Requirements and Heat Dissipation, page 2-4
Preinstallation Requirements
Follow these requirements when preparing your site for the Catalyst 4900M
switch installation:
• Connect each switch to separate wiring on a dedicated circuit; provide each
switch with its own branch circuit connection with sufficient overcurrent
protection and direct grounding to the branch circuit.
• To prevent a loss of input power, be sure the total maximum load on each AC
circuit is within the current ratings of the wiring and breakers.
Warnings and Cautions
Follow these precautions when preparing your site for the Catalyst 4900M switch
installation:
Caution The total maximum load on each AC or DC -input power circuit must be within
the rating of the wiring and breaker. An overload of input power can result if this
requirement is not met.
Warning
Read the installation instructions before connecting the system to the power
source.
Statement 1004
Warning
Installation of the equipment must comply with local and national electrical
codes.
Statement 1074
Warning
Ultimate disposal of this product should be handled according to all national
laws and regulations.
Statement 1040