| |
Type CM - Communications wires and cables
Type CL2 and CL3 - Class 2 and Class 3 remote-control, signaling and power-limited cables
Type PLTC - Power-limited tray cable
Type CATV - Community antenna television and radio distribution cables
Plenum - Cables installed in ducts, plenums, and other spaces used for environmental air.
Riser - Cables installed in vertical runs and penetrating more than one floor, or cables installed in vertical runs in a shaft.
General Purpose - For use in locations other than risers or plenums.
Dwellings - Cables for use in one, two, or multi-family dwellings and in raceways.
|
CABLE USES AND PERMITTED SUBSTITUTIONS
|
|
Cable Type
|
Use
|
Permitted Substitutions
|
|
CMP
|
Communications plenum cable
|
-----
|
|
CL3P
|
Class 3 plenum cable
|
CMP
|
|
CL2P
|
Class 2 plenum cable
|
CMP, CL3P
|
|
CATVP
|
Coaxial plenum cable
|
CMP
|
|
CMR
|
Communications riser cable
|
*CMP
|
|
CL3R
|
Class 3 riser cable
|
CMP, CL3P, CMR
|
|
CL2R
|
Class 2 riser cable
|
CMP, CL3P, CL2P, CMR, CL3R
|
|
CATVR
|
Coaxial riser cable
|
CMR, CATVP
|
|
PLTC
|
Power-limited tray cable
|
-----
|
|
CMG
|
Communications cable, general purpose
|
*CMP, CMR
|
|
CM
|
Communications cable, general purpose
|
*CMP, CMR, CMG
|
|
CL3
|
Class 3 cable
|
CMP, CL3P, CMR, CL3R, CMG, CM, PLTC
|
|
CL2
|
Class 2 cable
|
CMP, CL3P, CL2P, CMR, CL3R, CL2R, CMG, CM, PLTC, CL3
|
|
CATV
|
Coaxial general purpose cable
|
CMG, CM, CATVR
|
|
CMX
|
Communications cable, limited use
|
*CMP, CMR, CMG, CM
|
|
CL3X
|
Class 3 cable, limited use
|
CMP, CL3P, CMR, CL3R, CMG, CM, PLTC, CL3, CMX
|
|
CL2X
|
Class 2 cable, limited use
|
CMP, CL3P, CL2P, CMR, CL3R, CL2R, CMG, CM, PLTC, CL3, CL2, CMX, CL3X
|
|
CATVX
|
Coaxial cable, limited use
|
CMX, CATV
|
Information taken from Articles 800, 725 and 820 of the 2011 National Electrical Code.
Please consult these articles for details regarding specific applications.
|
|
