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plenum cable
(redirected from Riser cable)

   Also found in: Wikipedia 0.07 sec.

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.


(hardware)plenum cable - 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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In addition to excellent ignition resistance, low smoke generation, and high abrasion resistance, these compounds boast mechanical properties that outperform traditional compounds for flame-retardant jacketing and insulation, riser cable, industrial cable, communication cable, and FTTX applications (see table).
If more than seven subscribers have DSL service within the same riser cable bundle, interference from cross-talk will degrade or stop the service.
The EZ-Spool Combiner typically houses 5 MPO connections (12 fiber each) with up to a 200 foot riser cable coiled and ready for rapid deployment.
 
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