SIMpull THHN® Copper Wire

500-37 SD CU SIMpull (TM) THHN-THWN-2 MTW TAN

Southwire #: 58178399

600 Volts. Copper Conductor. Thermoplastic Insulation/Nylon Sheath, Heat, Moisture, Gasoline and Oil Resistant II. Rated THHN and THWN-2. Also rated MTW. SIMpull® Technology for Easier Pulling.

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Application

Southwire® SIMpull THHN® 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. Voltage for all applications is 600 volts. SIMpull THHN® copper conductors are designed to be installed without application of a pulling lubricant.

THWN-2- Wet or dry locations not to exceed 90° C or locations not to exceed 75° C when exposed to oil

Specifications

Size (AWG or kcmil) (mm2)	500 KCMIL 500 KCMIL
No. of Conductors	1 1
No. of Strands	37 37
Nom. OD (mils) (mm)	908 23.06	mils mm
Insulation Thickness (mils) (mm)	60 1.52	mils mm
Jacket Thickness (mils) (mm)	9 0.23	mils mm
Nominal Total Weight (lbs/1000') (kgs/km)	1641 2442	lbs/1000' kgs/km
Allowable Ampacity at 60C	320 320
Allowable Ampacity at 75C	380 380
Allowable Ampacity at 90C	430 430

Standards & References

Southwire® SIMpull THHN® copper conductors comply with the following:

ASTM - B3
UL Standards 83 and 758
CSA C22.2 No. 75
NOM-ANCE 90° C
Federal Specification A-A-59544
National Electrical Code, NFPA 70
CT Rated
VW-1
FT1
Sunlight Resistant
MTW
RoHS/REACH Compliant

Construction

Southwire® SIMpull THHN® copper conductors are made with soft drawn copper. Compressed copper stranding. The wire is covered with a tough heat and moisture resistant PVC insulation with an overall nylon jacket utilizing SIMpull® Technology. Marked as THWN-2. Marked sunlight resistant.