300MCM THHN Black Stranded Copper Thermoplastic High Heat-Resistant Nylon Coated Master Reel

Features

• 600 Volts. Copper Conductor
• Thermoplastic Insulation/Nylon Sheath
• Heat Moisture Gasoline and Oil Resistant
• Also Rated MTW and THWN-2

Applications

• THHN or THWN-2 conductors are primarily used in conduit and cable trays for services feeders and branch circuits in commercial or industrial applications as specified in the 2011 National Electrical Code. Voltage for all applications is 600 volts. Allowable temperatures are as follows:
• THHN or T90 Nylon: Dry locations not to exceed 90˚C
• THWN-2: Wet or dry locations not to exceed 90˚C or not to exceed 75˚C when exposed to oil
• TWN75: Wet locations at temperatures not to exceed 75˚C
• MTW: Wet locations or when exposed to oil at temperatures not to exceed 60˚C or dry locations at temperatures not to exceed 90˚C (with ampacity limited to that for 75˚C conductor temperature per NFPA 79)
• AWM: Dry locations at temperatures not to exceed 105˚C when rated AWM and used as appliance wiring material

Specifications

• Current Rating: 240 Ampere (60 Deg C) 285 Ampere (75 Deg C) 320 Ampere (90 Deg C)
• Jacket Thickness: 8 MIL
• Insulation Thickness: 60 MIL
• Outer Diameter: 747 MIL
• Approval: UL (Canada and US)
• Stranding: 37 Strands
• Color: Black
• Material: Soft Annealed Copper
• Size: 300 KCMIL
• Length: 2500'
• UNSPSC: 26121614
• Type: THHN
• Voltage Rating: 600 V
• Jacket Material: Nylon
• Direct Burial: No
• Shielded: No
• Grounded: No
• Wet Location Use: Yes
• Insulation Material: PVC
• Temperature Rating: 90 Deg C (Dry) 75 Deg C (Oil/Wet)

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