在不具备通信条件的配电网中，提出采用用户进线侧分段器来对分支线路的故障进行处理的方案。

In the distribution network which has no communication, a scheme which USES the user line subsection switch to deal with the fault of the embranchment is put forward.

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该装置体积小，安装简便，不对原一次线路进行改动，不对线路绝缘造成威胁，解决了配电网分支线路无功参数不易测量的难题。

This equipment is easy to be fixed for its small volume. It doesn't change the primary line and has no impacts on the insulation of transmission line.

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