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Advanced Cable Sizer

Calculate exact cross-sectional area, Full Load Amperes (FLA), and thermal power loss. Engineered for EPC contractors and industrial consultants.

Mtrs
Engineering Validation Complete

Minimum Required Cross-Section

0.0 Sq.mm

EC Grade Copper Conductor

Full Load Current

0.0 A

Voltage Drop (V)

0.0 V

Voltage Drop (%)

0.00%

Cable Power Loss

0 W
Mathematical Breakdown

Looking for premium reliability? We have -- available.

Note: Calculated values are theoretical estimates. Field conditions may cause variations. Please verify sizes with a certified engineer prior to installation.

Tech Reference

Standard constants used in our engineering engine.

Resistivity (ρ) Ω·mm²/m
Copper (Cu)0.0175
Aluminum (Al)0.0282

Core Formulas

3-Phase Current (Amps)

I = P(W) / (√3 × V × PF)

1-Phase Current (Amps)

I = P(W) / (V × PF)

Area from Voltage Drop

A = (K × L × I × ρ) / Vd

* K=2 for 1-Phase, K=1.732 for 3-Phase