Thursday August 28 2008
Information Technology Central Services at the University of Michigan
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Cable Types

There are many specifications for cabling. It's important to specify the appropriate cable for the task at hand to insure the installation will function correctly and to meet building codes.

These are the various issues in specifying wire types.

  1. Common Jacket Types
  2. Common Wire Types
  3. Common Ratings


Common Jacket Types

Teflon Plenum Rated
FR-PVC Flame Retardant
PVC Non-Plenum


Common Wire Types

MP Multipurpose Cable
CM Communications Cables
CMP Communications Plenum Cable
CMR Communications Riser Cables which passes UL1666 test
CM Communications Cables which passes the UL15812 test
CL2/CL3 Class 2 and Class 3 Remote-Control, Signaling and Power Limited cables
FPL Power-Limited Fire Alarm Cables
CATV Community Antenna Television and Radio Distribution Cables
OFN Nonconductive Optical Fiber Cables
OFC Conductive Optical Fiber Cables
PLTC Power-Limited Tray Cables
CMG A CM which passes CSA FT4
MPG A MP which passes CSA FT4
OFNG A OFN which passes CSA FT4
OFCG A OFC which passes CSA FT4


Common Ratings

Plenum
Riser
General Purpose
Residential