摘要：SF6断路器是利用SF6气体作为灭弧和绝缘介质,在电网中对正常运行电流和故障电流进行有效开断的主要电气设备。SF6断路器若发生分合闸闭锁故障将不能及时切断电网故障电流,从而影响电力系统的安全稳定运行。本文结合具体案例对SF6断路器发生低气压闭锁的故障原因及处理方法进行具体分析。
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