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Cisco Catalyst 4900M Switch Installation Guide
78-18350-02
Chapter 2 Site Planning
Grounding Requirements
Figure 2-9CAB-BS1363-C15-UK=, CAB-7KACU= (United Kingdom)
Grounding Requirements
Grounding is recommended on all AC-input or DC-input installations, using only approved copper
connectors. Attach the provided two hole ground lug to the chassis using M4 x 8mm bolts and then to
the central office (CO) or other interior ground system with number 6 AWG wire. The grounding pad is
located on the rear of the chassis, as shown in Figure 2-10.
Figure 2-10Grounding Pad Location
Safety Overview
This section provides safety information that you should read and understand to ensure a safe switch
installation.

Ensuring Safety

Follow these guidelines to ensure your safety and protect the equipment. This list is not inclusive of all
potentially hazardous situations that you may be exposed to as you install the switch, so be alert.
Cordset rating: 10 A, 250 V
Length: 8 ft 2 in. (2.5 m)
113351
Connector: IEC 60320 C15
Plug: BS 1363
13A
fuse
1Grounding pad
1
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