high resistance ground fault relay 高阻接地故障继电器
User is able to set the ground fault trip current of the relay just milliamps above the highest level, to accurately measure the system charging.
使用者可将继电器接地故障跳闸电流设置为高于最高值几毫安，以准确测量系统充电。
New principle for feeder grounding fault protection based on zero sequence admittance is presented in this paper. Criterions for the line ground relay with zero sequence admittance are also discussed.
提出了采用测量线路零序导纳进行接地保护的新原理，讨论了直线式导纳继电器的接地保护判据。
One of the critical problems that need to be solved by a ground distance relay is to improve the capacity of the earth-fault resistance endurance of the relay.
接地距离继电器要解决的关键问题之一是提高其耐受过渡电阻的能力。
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