ConstructionClass B stranded uncoated copper conductor, FR-XLPE flame-retardant crosslinked polyethylene insulation, surface print phase identification. Three insulated conductors twisted with a Class B stranded uncoated copper grounding conductor and suitable fillers, cable tape, PVC jacket overall, surface printed.Standards1) Listed by UL as Type TC per Standard 1277 for Tray Cables.2) Individual conductors UL listed as Type XHHW-2.3) Individual conductors pass UL VW-1 flame test.4) Overall jacket UL listed as Sunlight Resistant and Oil Resistant II.5) Cables pass IEEE-383 ribbon burner flame test and ICEA 210,000 BTU/hour test.6) Cables pass IEEE1202/CSA FT4 (70,000 BTU/hr) cable tray flame test.7) Cables UL listed for Direct Burial.8) Cables UL listed for Open Wiring.9) Cables meet requirements of ICEA S-9568/NEMA WC70.