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.
|Stock #||22964178 22964178|
|Size (AWG or kcmil) AWG or kcmil mm2||12 AWG 12 AWG|
|No. of Conductors||1 1|
|No. of Strands||19 19|
|Nom. OD (mils) (mm)||132 3.35||mils mm|
|Insulation Thickness (mils) (mm)||15 0.38||mils mm|
|Jacket Thickness (mils) (mm)||5 0.13||mils mm|
|Nominal Total Weight (lbs/1000') (kgs/km)||25 36||lbs/1000' kgs/km|
|Allowable Ampacity at 60C||20 20|
|Allowable Ampacity at 75C||20 20|
|Allowable Ampacity at 90C||20 20|
Southwire® THHN copper conductors comply with the following:
Southwire® 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. Marked as THWN.