接地故障的低电压系统的保护是因为存在和电弧接地故障的低级别的性质相当严重的问题。
Ground-fault protection of low-voltage systems is a considerable problem because of the presence and nature of low-level arcing ground faults.
该方法不受电网平衡情况和接地电阻大小的影响，对复杂的间歇性电弧接地故障同样有效。
It is immune from the unbalanced status of network and the values of earthed resistance. To the complicated intermittent arc-earth fault, the proposed method also works well.
漏电火灾报警系统防止电弧性接地故障火灾具有重要作用。
The alarming system of creepage fire disaster plays an important role in protecting grounded trouble fire disaster of electric arc.
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