介绍了三相五柱式消弧线圈的工作原理，单相电弧接地过电压的工频熄弧理论。
The principle of arc-suppression coil with three phases and five columns , and theory of power frequency extinguishing arcing were introduced.
减小接地故障点的残流有利于接地电弧的瞬间熄灭及降低间歇性电弧接地过电压。
The reduction of the residual current of the ground-fault point is beneficial to the extinction of the grounding arc and to the reduction of the intermittent arc grounding over voltage.
减小接地故障点的残流有利于接地电弧的瞬间熄灭及降低间歇性电弧接地过电压。
The reduction of the residual current of the ground-fault point is beneficial to the extinction of the grounding arc and to the reduction of the intermittent arc grounding over voltage.
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