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Description
Phase
Wire
Load
VD
Unit Conversion
Solve
Determining maximum conductor length to limit voltage drop
Step 1: Phase
Specify whether the calculation is for single-phase (1∅) or three-phase (3∅).
1.1
Phase
Single-phase (1∅)
Three-phase (3∅)
Step 2: Wire
Select the appropriate information on the medium being used.
2.1
Wire size
18 AWG
16 AWG
14 AWG
12 AWG
10 AWG
8 AWG
6 AWG
4 AWG
3 AWG
2 AWG
1 AWG
1/0 AWG
2/0 AWG
3/0 AWG
4/0 AWG
250 kcmil
300 kcmil
350 kcmil
400 kcmil
500 kcmil
600 kcmil
700 kcmil
750 kcmil
800 kcmil
900 kcmil
1000 kcmil
1250 kcmil
1500 kcmil
1750 kcmil
2000 kcmil
2.2
Wire material
Copper
Aluminum
Step 3: Load
This satisfies I.
3.1
Load at 100%
Amperes
kVa
Volts
Step 4: VD
Input the Voltage Drop Requirement
4.1
VD
% Volts
Volts
Step 5: Unit Conversion
Choose the unit for the final result (Feet is the default value).
5.1
The distance of the load from the power supply
Centimeters
Inches
Feet
Meters
Kilometers
Miles
Step 6: Solve
6.1
Proof steps
Show proof steps
6.2
Solve for Distance
See also
Calculations
Solving for Conductor Area in Three-wire Three-Phase Circuits
Solving for Conductor Area in Two-wire Single-Phase Circuits
Guides
Conductor sizing and ampacities for insulated conductors rated 0-2000 Volts in raceway, cable, or direct buried
Finding Voltage Drop for given conductor size
Tables
Wire conductor properties
Grounding electrode conductors for alternating current systems
Definitions
Electromagnetic Induction
Conductor
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