Based on the understanding of the currently codes about overload protection for power distribution lines,the article analyses several design examples' features of the overload protection of fire control distribution lines,proposes the protection design of%基于对现行规范配电线路过负荷保护规定的理解,分析几种消防配电线路过负荷保护设计实例的特点,提出消防配电线路过负荷保护设计应根据工程实际及消防用电设备的负荷特点,具体问题具体分析对待的建议。
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