plenum cable

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plenum cable

(hardware)
Cable that can be (legally) installed in the plenum (the space between a ceiling and the floor above it). Such cable is (usually) teflon-coated so that it will not give off toxic fumes when burned. In some parts of the world such cable is required by law.
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plenum cable

A jacket having low flame- and smoke-producing properties; specifically de-signed for use in the plenum, 1 formed by the space between a suspended ceiling and the structural floor above; such space often is used for return air in a heating and/or cooling system in a building.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.

plenum cable

Cable that is suitable for running in air ducts and spaces between the floor and ceiling. It uses a fire retardant coating that must comply with local building codes. See plenum.
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The installation comprised 120,000 feet of SYSTIMAX GigaSPEED XL 2071 plenum copper cabling in the horizontal and 5,000 feet of GigaSPEED XL 2081 plenum cabling in the backbone.
For horizontal cabling in each of the four facilities, FRA selected ADC's CopperTen four-pair plenum cabling. An integral part of ADC's TrueNet Structured Cabling System, CopperTen is an augmented Category 6 solution designed to support 10 Gigabit Ethernet over a full 100 meters on unshielded twisted pair cabling.