Cisco 4490 - Manual (Page 40)

Chapter 2 Preparing for Installation
Site Requirements
2-6
Cisco Global Site Selector 4490 Hardware Installation Guide
78-15755-02
Site Requirements
Before you select an installation site for the GSS 4490, read the electrical,
environmental, and physical requirements as described in
Appendix A,
Specifications .
Choosing a Site for Installation
Refer to the following guidelines when choosing a site for installation:
• Install the system in a restricted access area, where access can be gained only
by service personnel through the use of a special tool, lock and key, or other
means of security.
• Choose a site with a dry, clean, well-ventilated and air-conditioned area.
• Choose a site that maintains an ambient temperature of 32 to 104
° F (0 to
40
° C).
Ensuring Overcurrent Protection
The system relies on the protective devices in the building installation for
protection against short-circuit, overcurrent, and earth (grounding) fault. Ensure
that the protective devices in the building installation are properly rated to protect
the system, and that they comply with national and local codes.
Grounding the GSS 4490
Refer to the following guidelines when grounding the GSS 4490:
• Do not defeat the ground conductor on an AC plug.
• Connect AC-powered systems to grounded power outlets.
• Connect the system to earth (ground).