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TC - TYPE (THHN/THWN) Pairs (Triads)

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Product Certificates

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Areas of Use

UL-approved, flexible cables for use up to 600 V cables are installed in cable trays, ducts, and conduit. They are used in manufacturing facilities, for all machines, tools and installation work, industries such as petrochemical. Suitable for use in dry, damp and wet areas, outside, in cable ducts, open cable trays. 

Cable Construction

  • Conductor Solid or Stranded Annealed Copper (ASTM B3, stranding per ASTM B8)
  • Insulation PVC / Nylon (UL 1581 Class 90°C, EN 50363-3 TI3). UL 83 for THHN or THWN, UL 66 for TFN or TFFN
  • Core Colors Pair: Black / White, Numbered, Triples: Black / White / Red, Numbered
  • Insulated Conductors AWG16 & AWG18 - Types TFN and TFFN, AWG14 & Larger - THHN and THWN
  • Lay-up Pairs are stranded in layers
  • Separator PET Foil
  • Outer Sheath PVC Jacket (UL 1581 Class 90°C). The thickness of the overall jacket is in accordance with the UL1277
  • Reference Standards UL 1277, UL 83, UL 1685, CSA C22.2 NO. 239, NEC Article 336

Technical Properties

  • Operating Voltage 600 V
  • Test Voltage 2.5 kV
  • Dielectric Voltage Withstand UL 1277
  • Short Term Insulation Resistance In Water At 15°c UL 2556
  • Max. Operating Temperature THHN or THWN 90°C dry 75°C wet, TFN and TFFN 90°C dry
  • Flame Retardancy CSA FT4, UL 1685, IEC/EN 60332-1, IEC 60332-3-24 (CAT C)
  • Oil Resistance ASTM No 2 oil 70°C 4 hours (IEC / EN 60811- 404)
  • Sunlight Resistance Acc. to UL 1581, Sec. 1200
  • Cold Bend Rated -40
  • Flexibility Test After Aging UL 2556
  • Deformation Resistance UL 2556
  • Min. Bending Radius (Fixed) 7.5 x Cable Diameter