3com DUA3700-0BAA04 Manual De Usuario
Distribution Rack Requirements
C-3
Ensure that all wiring closets have doors with locks to prevent
unauthorized access.
unauthorized access.
Provide adequate overhead lighting in the wiring closet for easy
maintenance.
maintenance.
Ensure that each wiring closet has a suitable ground. All metal racks,
enclosures, boxes, and raceways in the closet should be grounded.
enclosures, boxes, and raceways in the closet should be grounded.
Assign wiring closet identification numbers using architectural
location codes or some type of floor grid matrix.
location codes or some type of floor grid matrix.
Ensure that all system environmental requirements are met (such as
ambient temperature and humidity).
ambient temperature and humidity).
Distribution Rack
Requirements
Requirements
This section describes the basic mechanical and space requirements for
the distribution rack (refer to Figure C-1).
the distribution rack (refer to Figure C-1).
Figure C-1 Distribution racks
Mechanical
Requirements
Racks should comply with the standards and requirements mentioned in
the cabling system plan and should conform to conventional standards.
In the United States, use EIA Standard RS-310C: Racks, Panels, and
Associated Equipment. In countries other than the United States, use IEC
Standard 297: Dimensions of Panels and Racks.
the cabling system plan and should conform to conventional standards.
In the United States, use EIA Standard RS-310C: Racks, Panels, and
Associated Equipment. In countries other than the United States, use IEC
Standard 297: Dimensions of Panels and Racks.
The following are distribution rack requirements: