Technical Information NEC/CEC Substitution Chart Communication wire and cable for premise installations in accordance with Article 800, and other applicable parts of the National Electrical Code (NEC), latest issue. Communication wire and cables for Canada are in accordance with the harmonized Canadian Standard Association C22.2 No. 214, Underwriters Laboratories UL 444, latest issue. Figure 800-154(E) Cable Substitution Hierarchy Plenum CMP NEC ARTICLE FIRE RESISTANCE LEVEL TEST REQUIREMENT 800 725 760 820 (Highest) Plenum Cables NFPA 262 (Steiner Tunnel) CSA-CMP (Steiner Tunnel) CMP CL3P Riser Cables General-Purpose Cables Multiple Floors (Lowest) Residential Cables Restricted Use UL-1581 (Vertical Tray) CSA-CMG (Vertical Tray) UL-1581 VW-1 CL2P FPLP CATVP UL-1666 (Vertical Shaft) CMR CL3R CL2R FPLR CATVR CMG CM CL3 FPL CATV CMX CL2 CL3X 3. Cables rated cmg or cm may be used in runs penetrating one floor. (nec 800-53) Riser ARTICLE 800 Table 800-154(E). Cable Uses and Permitted Substitutions CMR CABLE TYPE General Purpose CMG CM * Dwellings CMX Type CM — Communications cables A → B Cable A shall be permitted to be used in place of Cable B *CMG can be substituted for CM—CM can NOT be substituted for CMG Figure 725-154(G), Cable Substitution Hierarchy CMP Plenum CL3P CL2P CMP (FT6) CMR CMG (FT4) CM (FT1) CMX (FT1) USE Communications plenum cable Communications riser cable Communications cable, limited use Note: See Figure 800-154(E), Cable Substitution Hierarchy ARTICLE 725 Table 725-154(G). Cable Uses and Permitted Substitutions CABLE TYPE CL3P Riser CMR CL3R CL2R CL2P CL3R CL2R General Purpose CMG CM Dwellings CMX PLTC CL3 CL3X CL2 CL2X 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 A → B Cable A shall be permitted to be used in place of Cable B Reprinted with permission from NFPA 70-2008 National Electrical Code ®, copyright © 2008, National Fire Protection Association, Quincy, MA 02269. This reprinted material is not the complete and official position of the NFPA on the referenced subject, which is represented only by the standard in its entirety. National Electrical Code® and the NEC© are registered trademarks of the NFPA. 201 PLTC CL3 CL2 CL3X CL2X USE Class 3 plenum cable Class 2 plenum cable Class 3 riser cable Class 2 riser cable Power-limited tray cable Class 3 cable Class 2 cable REFERENCE PERMITTED SUBSTITUTIONS 725-61(a) CMP 725-61(b) CMP, CL3P 725-61(b) CMP, CL3P, CMR 725-6 (b) CMP, CL3P, CL2P, CMR, CL3R 725-61(c) and (d) 725-61(b), (e) and (f) 725-61(b), (c) and (f) Class 3 cable, limited use 725-61(b) and (e) Class 2 cable, limited use 725-61(b) and (e) Note: See Figure 725-154(G), Cable Substitution Hierarchy CMP, CL3P, CMR, CL3R, CMG, CM, PLTC CMP, CL3P, CL2P, CMR, CL3R, CL2R, CMG, CM, PLTC, CL3 CMP, CL3P, CMR, CL3R, CMG, CM, PLTC, CL3, CMX CMP, CL3P, CL2P, CMR, CL3R, CL2R, CMG, CM, PLTC, CL3, CL2, CMX, CL3X REFERENCE 800-154(a) 800-154(b) CMP Communications general purpose cable 800-154(c) CMP, CMR 800-154(c) CMP, CMR, CMG, CM PERMITTED SUBSTITUTIONS CATVX Notes: 1. Cables with a higher fire resistance level may be substituted for those with a lower fire resistance level. 2. Non-fire rated outside plant telephone cables may not run outside of a rigid metal conduit more than 50 feet from the point of entrance into a building. Electronics
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