单相接地短路是指没有零线用大地代替零线。
single-phase directional short circuit relay 单相定向短路继电器 single-phase ground short circuit 单相接地短路 single-phase short-circuit current 单相短路电流 ..
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能可靠判断、检测界内与界外毫安级零序电流及相间短路故障电流，实现自动切除单相接地故障和相间短路故障。
Can reliably determine, within the community and bounds detection ma level and zero-sequence current phase short circuit fault current, automatic removal of single-phase ground fault and phase fault.
该文提出利用线路故障产生的暂态行波实现配电架空线、电缆混合线路单相接地及相间短路故障测距，分析了故障初始行波模分量的暂态特征。
Using transient traveling waves generated by fault to locate single-phase earth fault or short circuit fault in distribution feeders mixed with overhead lines and cables is proposed.
该判据可以对不对称的故障进行故障定位，这些故障包括单相接地故障、两相接地故障和两相短路故障。
The justifying conditions can be used to justify the location of faults, including single phase earthing, two phases earthing and two phases shorting.
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