Fan emergency shutdown

During the trial operation of the unit, if one of the following situations occurs, it must be shut down immediately. The operation of emergency stop is to press the stop button of the main motor, and then carry out the aftermath treatment after the stop;

1. The centrifugal fan suddenly vibrates strongly and has exceeded the trip value;

2. There is scratching or abnormal friction sound inside the body;

3. There is smoke from any bearing or seal, or the temperature of a certain bearing rises sharply to the alarm value;

4. When the oil pressure is lower than the alarm value and cannot return to normal;

5. The liquid level of the fuel tank is low, and there has been a suction phenomenon;

6. The shaft displacement value has a significant continuous growth and reaches the alarm value;