AWG Wire size chart and ampacity table for design engineers including skin depth frequencies and tensile strength data; electrical cable size
NEC, THHN & AWG Wire Gauge Ampacity Rating Chart This section only serves as a guide when looking at a gauge chart. If you plan to install anything involving electricity, always call for a professional electrician to handle the work for you. ...
Ampacity Chart For kcmil Aluminum Wires (2st Chart) Aluminum kcmil or MCM Wire Size:Ampacity At 60°C (140°F):Ampacity At 75°C (167°F):Ampacity At 90°C (194°F):Max. Allowable Amps (75°C): 250 kcmil170 Amps205 Amps230 Amps164 Amps ...
Ampacity-wise, the 4/0 AWG gauge wire can handle the largest amount of current of any AWG gauge wire. At 75°C, the 4/0 copper wire ampacity is230 amp(with 195 amps and 260 amps at 60°C and 90°C temperature, respectively). You can consult the electrical wire size chart above to...