故障录波器用于电力系统，可在系统发生故障时，自动地、准确地记录故障前、后过程的各种电气量的变化情况。 通过这些电气量的分析、比较，对分析处理事故、判断保护是否正确动作、提高电力系统安全运行水平均有着重要作用。
故障录波器 Fault recorder ; fault oscillograph ; fault data recorder ; fault oscilloscope
多路录波器 multichannel recording oscillograph
故障录波器屏 Fault recorder screen
故障录波器定值校验 Set value checking
数字化故障录波器 digital fault recorder
铁磁录波器 ferromagnetic oscillograph
波形记录器 curve tracer ; ondograph ; kymograph ; [电子] waveform recorder
记录示波器 recording oscillometer
故障录波器对于故障性质及保护动作行为的认定有着不可替代的重要作用。
Fault recorder plays an important role in the identification of fault kind and protection relay performance.
目前，许多变电站都安装有故障录波器、电能质量监测仪等电力数据记录装置。
At present, fault recording device and power quality monitoring device have been installed, in many substations.
电网的日趋复杂化对作为电网故障分析必不可少的故障录波器的性能提出了更高的要求。
The performance of power system becomes increasingly complicated, which requires high performance fault recorders to analyze power system faults.
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