Grounding Conductor & Copper Bar Pre-sizing

P133

Calculate required area from entered current density and short-time thermal inputs and compare with a selected bar.

Parameters

Assumptions

  • 电流密度和 k 系数由适用材质、温升、初末温度及项目规范确定。

Important notes

  • 接地/等电位/保护导体尺寸涉及人身Security,必须由电气专业按适用规范完整复核。

Standards and sources

Verified: 2026-09-05