Customers will pay special attention to the price when buying centrifugal fans, but on the basis of price, customers are more concerned about the quality of equipment. The price of a good centrifugal fan is based on quality. On the basis of good quality, users should pay special attention to the maintenance and installation of fans, which has a great impact on the use of fans. The following are the points for attention and installation instructions of the centrifugal fan:
1, centrifugal fan factory before the trial operation, bearing box part of the oil, but the oil content is not up to standard. Before use, the user should clamp the 4635; the machine in the bearing box.
2, we support the Standard Motor IP class IP55, but the fan should be stored in a dry place to prevent the motor moisture.
3, before connecting the fan, check whether the motor is missing phase. Whether the insulation resistance meets the requirements (standard ≤1m ω)
4, according to the junction box wiring diagram wiring, and fasten the terminal head.
It is forbidden to run the fan with overload current (the company will test the current and vibration before leaving the factory)
9, fan and motor bearing operating frequency and oil injection frequency shall not be less than 1000 hours per time (secondary oil injection interval shall not exceed 60 days) .
When the motor power is greater than 11kw, it should be started by step-down.
It is forbidden to run the fan in the absence of phase in the system. Electrify when leakage occurs.
Seven. Fan rotation and airflow direction should be consistent with the arrow direction on the nameplate.
