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250' 350 MCM THHN THWN-2 Stranded Copper Building Wire

250' 350 MCM THHN THWN-2 Stranded Copper Building Wire

SKU: SKU: NES0193   Download PDF

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Also Known As:

350 copper wire, 350 building cable, 350 hook up wire, 350 conduit wire, 350 nylon wire, 350 construction cable, 350 thermoplastic-insulated copper wire, 350 THHN-PVC tray cable, 350 CU THHN THWN-2, 350 CU Building Wire, 350 Black Stranded CU SIMpull THHN Wire, Southwire 20511201, Southwire Wire, 350 MCM THHN/THWN-2 Wire, 350 MCM THHN/THWN-2 Building Wire, 350 Black Stranded Cu SIMpull THHN Wire, 350 MCM CU Wire, 350 MCM Strand Copper Wire, Nylon copper wire.

Conductor:

THHN THWN-2 conductors are constructed of annealed soft copper that follows ASTM B3 and ASTM B8 standards. 

Insulation:

The cable is insulated with a thermoset plastic jacket (PVC) that is flame-retardant, sunlight-resistant, lead-free, strong, and stable. Without being too bulky, it ensures that the cable can be used in harsh conditions. The jacket is color-coded in accordance with ICEA Method 4.

Sheath:

Nylon jacket utilizing SIMpull Technology

Features:

  • Sunlight resistant #8 AWG and larger
  • Gasoline and Oil Resistant II
  • CT Rated 1/0 AWG and Larger
  • VW-1 All Sizes
  • FT-1 All Sizes
  • AWM- Sizes 14 through 6 AWG
  • MTW- Stranded Constructions Only
  • RoHS Compliant
  • LEED v4.1 Materials & Resources Credit MRc6; PBT (Lead Content Below 300 ppm Threshold)

Compatible with Manufacturer

AWC : 

White : THHN 350 37 9
Red : THHN 350 37 2
Blue : THHN 350 37 6
Green : THHN 350 37 5
Yellow : THHN 350 37 4
Brown : THHN 350 37 1
Orange : THHN 350 37 3
Black : THHN 350 37 0
Violet : THHN 350 37 7
Gray : THHN 350 37 8

Omni Cable :

Black : M5350ST-01
White : M5350ST-02
Red : M5350ST-03
Green : M5350ST-04
Blue : M5350ST-05
Gray : M5350ST-06
Orange : M5350ST-07
Yellow : M5350ST-08
Purple : M5350ST-09
Brown : M5350ST-10
Pink : M5350ST-11
Tan : M5350ST-12

Southwire :

White : 55615104
Green : 55615401
Black : 20511201
Red : 55615204
Blue : 55615304
Gray : 55670703
Orange : 55615603
Yellow : 55615503
Purple : 55102704
Brown : 55615703
Pink : 58606299
Tan : 58606399

Houston Wire:

HW00135001

Resources
Applications
SIMpull THHN/THWN-2 copper conductors are primarily used in conduit and cable trays for services, feeders, and branch circuits in commercial or industrial applications as specified in the National Electrical Code and other applicable codes and standards. Voltage for all applications is 600 volts. SIMpull THHN/THWN-2 copper conductors are designed to be installed without the application of a pulling lubricant. These conductors have multiple ratings depending upon the product application. 600 Volts. Copper Conductor. PVC Insulation/Nylon Sheath THHN/THWN-2. Heat, Moisture, Gasoline and Oil Resistant II.

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 locations not to exceed 75°C when exposed to oil
- TWN75- Wet locations not to exceed 75°C
- MTW- Wet locations or when exposed to oil at temperatures not to exceed 60°C or dry locations not to exceed 90°C (with ampacity limited to that for 75°C conductor temperature per NFPA 79)
- AWM- Dry locations not to exceed 105°C only when rated and used as appliance wiring material
Features
Standards:
ASTM B8 Concentric-Lay-Stranded Copper Conductors
ASTM B787 19 Wire Combination Unilay-Stranded Copper Conductors
UL 83 Thermoplastic Insulated Wires and Cables
UL 758 Standard for Appliance Wiring Material
UL 1063 Machine Tool Wiring (MTW)
UL 1685 Vertical-Tray Fire Propagation and Smoke Release Test (1/0 and Larger)
CSA C22.2 No. 75 Thermoplastic Insulated Wires and Cables
ICEA S-95-658 (NEMA WC70) Power Cables Rated 2000 Volts or Less for the Distribution of Electrical Energy
Federal Specification A-A-59544
NMX-J-010-ANCE Thermoplastic insulated wires and cables
NOM-063-SCFI Electrical Products – Conductors – Safety Requirements

THHN THWN-2 Copper Building Wire Allowable Ampacity in Duct: 350
Specifications
Size : 350 MCM
Number of Strands: 37
Diameter Over Conductor ( Inch ): 0.661
Insulation Thickness (mils): 62
Jacket Thickness (mils): 9
Aprox. OD (inches): 0.803
Copper Weight ( lbs/mft ): 1080 lbs
Net Weight ( lbs/mft ): 1180 lbs
Minimum Bend Radius: 3.2 inch
Max Pull Tension: 2800 lb
Allowable Ampacity At 75°C: 310 Amp
Allowable Ampacity At 90°C: 350 Amp
Southwire Part ( SimPull): 20511201
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