Diria assim. Encontrei variadíssimos exemplos em fontes que me parecem fiáveis...

15. Cabling: Installation of pre-cabling and the components of the network required for the
installation of equipment for video and audio broadcasting production and transmission:
 various audiovisual cables, fibre optics, triax and coaxial video cables, audio
cables and data cables;
 technical racks in the technical rooms housing the cables;
 distribution (patch) cables for the different cables;
 connection boards, known as audiovisual connection boards (PAVs), in various
areas.
http://www.europarl.europa.eu/meetdocs/2004_2009/documents/c...

The computer centre is divided into a server room and two technical rooms housing the air-conditioning, electricity distribution and uninterruptible power system (UPS).
http://www.seepex.com/4100.html


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Note added at 10 hrs (2013-01-04 09:49:25 GMT)
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This functional description shall be broken down into four parts :
 the functional description of the system installed,
 block diagrams of the network, with the list of equipment involved with reference
numbers,
 block diagrams of the technical rooms housing the active elements,
 connection diagrams, with cables distributed over the heads of the optical cables in the cubicles or cabinets; each cable shall be numbered and the ends of the fibbers in each cable shall be marked with plastic sheathes of different colors to protect the
fibber mechanically.
http://www.euas.gov.tr/BirimlerDokumanlari/Hidrolik/English/...