Electrical Resistance, Conductor Diameter, Area and weight of Enamelled Round Wires

AWG
Size
Nominal Conductor Diameter Conductor
Diameter
Nominal Conductor Area Conductor Weight for 1000m length Conductor Resistance for 1m length at 20°C
    Minimum Maximum     Nominal Minimum Maximum
  (mm) (mm) (mm) (mm²) (KG) (ohm) (ohm) (ohm)
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Notes :

  • Nominal resistance is calculated based on nominal dia. & resistivity=0.017241=(1/58)(100%IACS).
  • Maximum resistance is calculated based on min. dia. & resistivity=0.017241=(1/58)(100%IACS).
  • Minimum resistance is calculated based on max. dia & rmin. esistivity=1/58.5=0.01709(101.6%IACS).