The device can solve the problem of over current in electromotor start up process, and has the digital displaying of fault such as under voltage, over voltage and over current, etc.
该系统解决了电动机启动中电流过大的问题，并且实现电动机的过压、过流、欠压等各种故障的数字显示。
With a typical fault analysis about the produce mechanism of resonance over-voltage, some practical restrain measures are put forward.
以一起典型事故分析谐振过电压的产生机理，并提出一些具体实际的抑制措施。
When the output voltage is over 40v the product is protected. When the fault is excluded or is start working again the power supply is working normally.
当输出电压超过40v时，产品进入保护状态，当故障排除或重新起机时，电源工作正常。
Lightning stroke fault may cause power interruption and over-voltage due to lightning stroke may do harm to electronic apparatus.
雷击故障能够造成电力中断，雷击产生的过电压，会对用户微电子设备造成损害。
The power supply has the functions of IGBT driver, over-voltage protection, over-current protection, over-heat protection and fault locking.
该电源采用了IGBT模块构成的半桥逆变电路，它具有IGBT驱动、过压、过流、过热保护及故障锁定功能。
This paper studies the reason of over voltage, over current, over hot fault of capacitor group and measure to prevent from faults.
分析了并联电容器组过压、过流、过热故障的原因及防范措施。
The reduction of the residual current of the ground-fault point is beneficial to the extinction of the grounding arc and to the reduction of the intermittent arc grounding over voltage.
减小接地故障点的残流有利于接地电弧的瞬间熄灭及降低间歇性电弧接地过电压。
The devices which withstand over voltage maybe broken down and result in the fault of the whole circuit.
这种电压分配不均现象可能会导致个别器件因受压过高而被击穿，进而引起整个串联电路的故障。
The devices which withstand over voltage maybe broken down and result in the fault of the whole circuit.
这种电压分配不均现象可能会导致个别器件因受压过高而被击穿，进而引起整个串联电路的故障。
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