Components
A. (3) - #1 AWG Class B stranded, 8000 series, aluminum conductors w/50 mils (1.27 mm) heat and moisture resistant, polyvinyl chloride (PVC) insulation and jacketed w/ 7 mils (0.18 mm) nylon applied directly to the surface of the insulation.
 
B. (7) - #18 AWG Class K stranded, soft drawn, bare copper conductors w/15 mils (0.38 mm) heat and moisture resistant, polyvinyl chloride (PVC) insulation and jacketed w/ 4 mils (0.10 mm) nylon applied directly to the surface of the insulation.
 
C. (1) - #6 AWG Class B stranded, 8000 series, aluminum conductor w/30 mils (0.76 mm) heat and moisture resistant, polyvinyl chloride (PVC) insulation and jacketed w/ 5 mils (0.13 mm) nylon applied directly to the surface of the insulation
 
D. Mylar binder tape.
 
E. 80 mils (2.03 mm) of heat and moisture resistant, polyvinyl chloride (PVC) jacket.
 
Print Legend 
(UL) E60544 POWER AND CONTROL TRAY CABLE TYPE TC-ER-JP 1 AWG AL (42,4 mm2) 3/C + 6 AWG AL (13,3 mm2) 1/C GROUND THWN CONDS & 18 AWG (0,82 mm2) 7/C TFFN CONDS 600V 75C DRY/75C WET OIL RES I SUNLIGHT RESISTANCE DIRECT BURIAL JOIST PULL P/N AL12-22 "sequential footage print"
 
Electrical / Optical Characteristics Voltage
600V Specifications
 
Conductors
ASTM B 3, ASTM B 174, ASTM B 801
 
Insulation
ICEA S-95-658 (NEMA WC 70), ICEA S-73-532 (NEMA WC 57), UL 83 for Type THWN wires
 
Jacket
ICEA S-95-658 (NEMA WC 70), ICEA S-73-532 (NEMA WC 57), UL 1277
 
Ratings
UL Standard: 1277
UL: 1685
UL: TC-ER-JP 600V
NEC/NFPA: 2023 / 336.10(9)
UL: THWN 600V 
 
The insulation is acceptable for use in locations at 75 °C dry and 75 °C wet. The cable is suitable for use in cable trays, aerial or direct burial installations. The cable is JP rated for installation in accordance with Part II of Article 334.
 
Commonly used with 17-24 kW 26kW NG