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Wire Properties
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General Wire Properties
The Construction Monkey Conductor calculator lets you figure out electrical characteristics of wires including the ampacity, circular mills, area, resistance, reactance, impendance, conduit fill, and voltage drop.
Make your selections below and the form will automatically update the values.
Gauge:
Circular Mills:
Diameters
| Insulation | Diameter | Area |
|---|
Copper
| Copper Ampacities | |
|---|---|
| Temp Rating | Ampacity |
| Copper Impedances (per 1000ft) | |||
|---|---|---|---|
| Conduit Material | Reactance | Resistance | Impedance1 |
| Maximum Length2 | |||
|---|---|---|---|
| Voltage | Alum | PVC | Steel |
| 120V | |||
| 208V | |||
| 277V | |||
| 480V | |||
Aluminum
| Aluminum Ampacities | |
|---|---|
| Temp Rating | Ampacity |
| Aluminum Impedances (per 1000ft) | |||
|---|---|---|---|
| Conduit Material | Reactance | Resistance | Impedance1 |
| Maximum Length2 | |||
|---|---|---|---|
| Voltage | Alum | PVC | Steel |
| 120V | |||
| 208V | |||
| 277V | |||
| 480V | |||
Notes:
1Calculations based on 0.85 Power Factor
2Based on AC Circuit with 3% Maximum Voltage Drop and load based on 80% of 75°C ampacity rating
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No guarantees are made as to the accuracy of the calculation or compliance with local codes. Verify all calculations with a professional engineer. If you find an error, or have a suggestion, please send us an email.