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.
|Stock #||20498299 20498299|
|Size (AWG or kcmil)||4 AWG 4 AWG|
|No. of Conductors||1 1|
|No. of Strands||19 19|
|Nom. OD (mils) (mm)||322 8.18||mils mm|
|Insulation Thickness (mils) (mm)||40 1.02||mils mm|
|Jacket Thickness (mils) (mm)||7 0.18||mils mm|
|Nominal Total Weight (lbs/1000') (kgs/km)||154 229||lbs/1000' kgs/km|
|Allowable Ampacity at 60C||70 70|
|Allowable Ampacity at 75C||85 85|
|Allowable Ampacity at 90C||100 100|
Southwire® SIMpull THHN® copper conductors comply with the following:
Southwire® SIMpull THHN® copper conductors are made with soft drawn copper. Combination-unilay 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.