Calculation of Minimum Section of Low-voltage Distribution System Out Line Cable

Tian Xiaoyan（Xi’an University of Science and Technology，Xi’an 710054，China）

 

    Abstract For low-voltage distribution system，the minimum nominal section of out line cable to satisfy the thermal stability verification requirement is calculated in Excel for reference in design.

    Key words Low-voltage distribution system   Short-circuit current Thermal stability verification   Calculation of minimum section of cable

 

    摘 要 对于低压配电系统，利用Excel计算出满足热稳定校验的不同容量变压器出线电缆最小标称截面, 供设计时参考使用。

    关键词 低压配电系统 短路电流 热稳定校验 电缆最小截面