Single phase broken line and two-phase broken line are two faults easy too see in power system, which account more in all broken line fault.

单相断线和两相断线是三相电网中最常见的两种故障，占纵向不对称故障的绝大多数。

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Single phase broken line and two-phase broken line are two faults easy too see in power system, which account more in all broken line fault.

单相断线和两相断线是三相电网中最常见的两种故障，占纵向不对称故障的绝大多数。

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