The result shows the measured impedance is greatly influenced when SSSC is present in the fault loop, therefore measures should be taken to reduce the impacts of SSSC on the impedance relay.
结果表明，SSSC在故障范围之内时对阻抗继电器的测量阻抗产生了很大的影响，应该采取措施减小SSSC对阻抗继电器的影响；
Loop net of DC system is an important factor in the grounding fault detection.
直流系统环网是接地故障检测中的一个关键因素。
The conductive loop partial overheat fault caused by improper design and installation of the through lead wire in transformer bushing is analyzed. The preventive measures are presented.
分析了因变压器套管穿芯引线设计及安装不合理导致的导电回路局部过热性故障，提出了防范措施。
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