Safety With Electricity - Cisco 12416 Installation And Configuration Manual

Chapter 2 Preparing for Installation

Safety with Electricity

OL-11495-01
The installation shall be in compliance with national and local electrical
•
codes: in the United States, National Fire Protection Association (NFPA) 70,
United States National Electrical Code; in Canada, Canadian Electrical Code,
part I, CSA C22.1; in other countries, International Electrotechnical
Commission (IEC) 60364, part 1 through part 7.
Before you begin any procedures requiring access to the interior of the router,
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locate the emergency power-off switch for the room in which you are
working.
Disconnect all power source cables before installing or removing a router.
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Never assume that power has been disconnected from a circuit; always check.
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Carefully examine your work area for possible hazards such as moist floors,
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ungrounded power extension cables, and missing safety grounds.
Only a DC power source that complies with the safety extra-low voltage
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(SELV) requirements in UL60950, CSA-C22.2 No. 60950, EN60950,
ACATS001, AS/NZS 60950,and IEC60950 can be connected to the line card
chassis DC-input power system.
A line card chassis configured with the DC-input power system shall have a
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readily accessible two-poled disconnect device incorporated in the fixed
wiring.
The line card chassis requires short-circuit (overcurrent) protection to be
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provided as part of the building installation.
• If an electrical accident occurs, proceed as follows:
Use caution; do not become a victim. Disconnect power to the router.
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If possible, send another person to get medical aid; otherwise, assess the
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condition of the victim and then call for help.
Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
Safety Guidelines
2-3