The organizations listed in Table 9 are authorities on electrical codes.
Table 9: Authorities on Electrical Codes
Organization Address Web Site URL
National Electrical Code (NEC) Classication
(USA only)
Recognized authority on safe electrical wiring.
Federal, state, and local governments use
NEC standards to establish their own laws,
ordinances, and codes on wiring specications.
The NEC classication is published by the
National Fire Protection Association (NFPA).
NFPA
1 Batterymarch
Park
Quincy, MA 02169
USA
www.nfpa.org/
Underwriters’ Laboratory (UL)
Independent research and testing laboratory.
UL evaluates the performance and capability of
electrical wiring and equipment to determine
whether they meet certain safety standards
when properly used. Acceptance is usually
indicated by the words “UL Approved” or “UL
Listed.”
UL
333 Pngsten Road
Northbrook, IL
60062
USA
www.ul.com
National Electrical Manufacturing Association
(NEMA) (USA only)
Organization of electrical product
manufacturers. Members develop consensus
standards for cables, wiring, and electrical
components.
NEMA
1300 N. 17th Street
Rosslyn, VA 22209
USA
www.nema.org
Electronic Components Industry Association
(ECIA)
Trade association that develops technical
standards, disseminates marketing data, and
maintains contact with government agencies
in matters relating to the electronics industry.
ECIA
111 Alderman Drive
Suite 400
Alpharetta, GA
30005
USA
www.ecianow.or
g
Federal Communications Commission (FCC)
(USA only)
Commission that regulates all interstate and
foreign electrical communication systems that
originate in the United States according to the
Communications Act of1934. The FCC regulates
all U.S. telephone and cable systems.
FCC
445 12th Street S.W.
Washington, DC
20554
USA
www.fcc.gov
Set up the Wiring Closet
Be aware of the following recommendations for your wiring closet:
• Make sure that your system is easily accessible for installation and service. See Rack
Specications and Recommendations on page 43 for more information.
• Use appropriate AC or DC power, power distribution, and grounding for your specic
installation.
Site Preparation Set up the Wiring Closet
ExtremeSwitching 5420 Series Hardware Installation Guide 41