PowerCalc Calculation Report
Voltage Drop Calculator
Calculate cable voltage drop using a known cross-sectional area or a standard AWG conductor size.
Calculation Mode
Cross-Section Mode
Copper preset
Waiting for value
Waiting for value
Waiting for value
Auto calculated
Source preset:
Cross-Section Mode uses the conductor area entered in mm². Resistance is calculated from R = ρL/A using one-way cable length.
Voltage Drop
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Load Voltage
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Voltage Drop %
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Status
Waiting
Enter the required values.
Formula Card
Cross-Section Mode: R = ρ × L / A
DC / 1 Phase: Vdrop = 2 × I × R(one-way)
3 Phase: Vdrop = √3 × I × R(one-way)
%Vdrop = (Vdrop / Vsource) × 100
DC / 1 Phase: Vdrop = 2 × I × R(one-way)
3 Phase: Vdrop = √3 × I × R(one-way)
%Vdrop = (Vdrop / Vsource) × 100
Show Calculation
Enter the required values to see the calculation breakdown.