earth-fault overcurrent relay 地络过电流継电器 earth-fault distance relay 地络距离継电器 stator earth-fault protection relay 定子接地保护继电器 ..
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An earth fault distance relay based on the combined sequence components is presented.
提出一种用零序分量做动作量，负序分量做制动量的综合序分量接地距离继电器。
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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