Emergency shutdown of the centrifugal fan, mainly caused by the following reasons:
1.the vibration of the centrifugal fan is too strong, and has exceeded the trip value.
2.centrifugal fan running noise, such as the internal scraping, or the abnormal friction sound.
3.fan bearing temperature rises sharply, and has exceeded the limit, or the bearing or seal smoke.
4.low oil pressure for centrifugal fan, and, unable to return to normal. Or, the no suction phenomenon of oil box.
5.the axial displacement value of centrifugal fan has increased, and exceed the alarm value.
Wuxi JN Fan Co.,Ltd
Address: 68#, Xinya Road, Luoshe Town, Huishan District, Wuxi City, Jiangsu, China