继电器具有相位故障保护和从手动转换为自动重置的功能。
Thermal overload relays offer phase failure protection and are convertible from manual to automatic reset.
后备继电系统将设置第一、第二与第三区方向距离继电器，以防相位故障与接地故障。
The backup relaying system will have first, second, and third zone directional distance relays for protection against phase and ground faults.
复值小波变换能准确分辨出信号中所包含的幅值信息和相位信息，因而，适用于电力系统的故障信号的检测。
Because complex wavelet transforms can exactly identify amplitude and phase information in signal to be dealt with, they are suitable for detection of fault signals in power system.
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