Description

This article is from the Data Communications Cabling FAQ, by Peter Macaulay pmac@fox.nstn.ca with numerous contributions by others.

3.0 National Electrical Code (NEC) (Data Communications Cabling)

1993 National Electrical Code

     Article 725, Class 2
   725-38(b)1      CL2X    Class 2 cable, limited use
   725-38(b)1      CL2     Class 2 cable
   725-38(b)2      CL2R    Class 2 riser cable
   725-38(b)3      CL2P    Class 2 plenum cable
  
     Article 800
   800-3(b)1       CMX     Communications cable limited use
   800-3(b)1       CM      Communications cable
   800-3(b)2       CMR     Communications riser cable
   800-3(b)3       CMP     Communications plenum cable

OFNP (Optical Fiber Nonconductive Plenum)
OFNR (Optical Fiber Nonconductive Riser)

 

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