Break-brake operations have three kinds of break-brake electromagnet, over-current trip and manual button.

分闸操作有分闸电磁铁，过电流脱扣电磁铁及手动按钮操作三种。

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This paper analyzed the reason of trip for over current and overload in VVVF. And introduced how to determine on these fault.

本文对变频器的过电流跳闸和过载跳闸的故障原因进行了分析，并介绍了如何判断的具体方法。

youdao

This paper analyzed the reason of trip for over current and overload in VVVF. And introduced how to determine on these fault.

本文对变频器的过电流跳闸和过载跳闸的故障原因进行了分析，并介绍了如何判断的具体方法。

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