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The role of relay
Publishers:管理员 Release Time:2013-1-30 Read:4009Times 【Font:Big Smaller Small
The application of relay is quite widespread. In the power system, power system itself when faults occur, endanger the safety of the electricity system operation, relay protection device can timely warning signal, or directly to the control of a circuit breaker tripping command to end fault development, to minimize the power system component itself damage, but also can meet some special requirements of the power system. So, the relay protection is called the safe operation of the power grid of the first line of defense.
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