Function and working principle of a gate watching dog of a guide circuit and a kind of a guide gate watching dog are presented for an intelligent vacuum circuit breaker in coal mine.

介绍了用于煤矿井下智能型真空磁力起动器中的先导电路看门狗的功能及工作原理和一种先导看门狗电路。

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Function and working principle of a gate watching dog of a guide circuit and a kind of a guide gate watching dog are presented for an intelligent vacuum circuit breaker in coal mine.

介绍了用于煤矿井下智能型真空磁力起动器中的先导电路看门狗的功能及工作原理和一种先导看门狗电路。

youdao