How often does the motor need maintenance?

Different motor maintenance cycles are different. Motor maintenance is mainly to check the bearing, change the oil or refuel the bearing. Check the incoming terminals once a year for Grade 6 and Grade 8, for Grade 4 for half a year, and for Grade 2 for three months. Also check whether the fan blades are deformed. In general, the higher the number of motor poles, the stricter the requirements.

The use environment should usually be kept dry and ventilated, and the surface should be kept clean. The ventilator should not be hindered by dust, fibers, etc. , and keep good ventilation. Before use, check whether there is any abnormality in the power supply, frequency converter, motor, etc. before sending power, and start the ventilator before starting the motor.

Extended data:

Precautions:

1, the metal shell of electric machinery must have reliable grounding device or temporary grounding device to avoid electric shock accidents.

2. When moving the motor, be sure to turn off the power supply in advance and never move with electricity.

3, the power supply circuit of electric machinery must be installed in accordance with the provisions of the lighting electricity, it is strictly prohibited to pull disorderly connect.

4, electric machinery failure must be power outage maintenance, can't live work.

5, the use of single-phase motor machinery, to install low-voltage electric shock protector, and often keep it sensitive and reliable.

Baidu encyclopedia-electric machinery

Baidu encyclopedia-electric machinery maintenance