Gepco 61801EZ-6.41 User Manual

Page of 112
106
Gepco International, Inc.  
P.
800.966.0069
P.
 847
.795.9555  F
. 847
.795.8770  www
.gepco.com
APPENDIX
APPENDIX
Appendix E: NEC Cable Substitution Hierarchy
Cable Uses and Permitted Substitutions
Cable Type
Use
Permitted Substitutions
CMP
Communications plenum cable
MPP
CL3P
Class 3 plenum cable
CMP
CL2P
Class 2 plenum cable
CMP, CL3P
CMR
Communications riser cable
*CMP, MPP, MPR
CL3R
Class 3 riser cable
CMP, CL3P, CMR
CL2R
Class 2 riser cable
CMP, CL3P, CL2P, CMR, CL3R
PLTC
Power-limited tray cable
-----
CMG
Communications cable, general purpose
*CMP, CMR, CM, MPP, MPR, MPG, MP
CM
Communications cable, general purpose
*CMP, CMR, CMG, MPP, MPR, MPG, MP
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
CMX
Communications cable, limited use
*CMP, CMR, CMG, CM, MPP, MPR, MPG, MP
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
* Substitution allowed by Article 800 only
Plenum - Cables installed in ducts, plenums, and other spaces used for environ-
mental 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 race-
ways.
Information taken from Articles 800 and 725 of the 2008 National Electrical Code.
Please consult these articles for details regarding specific applications.