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Why is the power supply voltage high causing damage to the motor windings
19-10-2019
The power supply voltage is high, the excitation current is increased, and the motor will distribute heat. Excessive high voltage will insulate the motor and cause it to be broken down. When the power supply voltage is t...
How to check the insulation of the motor during use
12-10-2019
Inspection of insulation conditions. The insulating ability of insulating materials varies with the degree of drying, so it is very important to check the drying of the motor windings. The motor's working environment is ...
What should you pay attention to when using the motor in winter
09-10-2019
In some northerly areas of China, such as Heilongjiang, in the cold winter temperature, the temperature reaches minus 30 degrees. How to use the motor for such a cold temperature? If the cold can still not rest, what sho...
What are the consequences of excessive motor air pressure
30-09-2019
If you find that the temperature of the motor stator, rotor winding or stator core is abnormal, you can check it from the following aspects. (1) First check whether the load condition of the motor is normal, such as: whe...
The relationship between wind pressure, air volume, power and speed of the fan
25-09-2019
The speed n of the fan can be directly measured by the tachometer, and its value is expressed in revolutions per minute (rev/min). Small fans typically have a high rotational speed and are often directly connected to the...
Common faults in the motor during maintenance
24-09-2019
There will always be such and such problems in the use of electric motors in the field. For the common small problems, users need to master these common knowledge by themselves, and can carry out simple motor maintenance...