It introduced a multifunction relay electrical characteristic tester with fast speed, high accuracy, high reliability. It can satisfy the requirements of large automatic production.
介绍了多功能的继电器电性能测试仪，它具有适用广、速度快、准确性高、运行可靠等优点，能满足大规模自动化生产的要求。
An Ultra High Speed Relay based on the energy function of the fault component is discussed in this paper.
本文论述了基于故障分量能量函数的超高速方向保护原理。
An Ultra High Speed Relay based on the energy function of the fault component is discussed in this paper.
本文论述了基于故障分量能量函数的超高速方向保护原理。
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