I almost tripped a reactor and would have lost the company $600,000 a day for three days of lost production. The plan was to make a "bump less" transfer of power from the equalize to float circuit of the Class One rectifier supply.After the annual cleaning of the rheostat windings. There was an awful "BOOM Thud" as the 600V 400Amp breaker tripped. Then even after I dialed the voltage to minimum, the breaker didn't want to reset. I spent some time on the phone to the 1st Operator who wanted to trip the unit immediately. Finally obtained five minutes grace to allow the breaker to cool. And try another closure. Lucky for me the breaker stayed closed on the next attempt. All this during PA system announcements calling field operators to the control room to prepare for a reactor trip. Then my supervisor showed up asking questions.He was so glad the unit didn't trip he didn't even give me a "blast of wrath".
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Today's Featured Article - Listening to Your Tractor - by Curtis Von Fange. Years ago there was a TV show about a talking car. Unless you are from another planet, physically or otherwise, I don’t think our internal combustion buddies will talk and tell us their problems. But, on the other hand, there is a secret language that our mechanical companions readily do speak. It is an interesting form of communication that involves all the senses of the listener. In this series we are going to investigate and learn the basic rudimentary skills of understanding this lingo.
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