偏移特性阻抗继电器常用于小电流或大电流接地系统中作为输电线路距离保护的测量元件。
LZ-22 partial impedance relay usually used as measuring element on distance protection of the line at small or big current power system.
偏移特性阻抗继电器常用于小电流或大电流接地系统中作为输电线路距离保护的测量元件。
LZ-22 partial impedance relay usually used as measuring element on distance protection of the line at small or big current power system.
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