DC, Single & Three-phase Voltage Drop Calculator

P126

Calculate line voltage drop from user-entered resistance, reactance, length, current, and power factor.

Parameters

Assumptions

  • 导体阻抗已按实际材质、温度、截面和敷设方式输入。

Important notes

  • 允许压降、导体参数和谐波修正须按项目所在地规范与产品资料核验。

Standards and sources

Verified: 2026-09-05