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Question:

The step motor is hot with no load

The step motor is hot with no load

Answer:

The effect of fever on the electric motor is not likely to affect the life of the motor, which is not necessary for most customers. However, severe fever can have negative effects. Internal parts such as motor thermal expansion coefficient of different lead to the change of structural stress and internal air gap of tiny change, affects the dynamic response of the motor, high speed will be easy to out of step. And as In some cases, excessive heating of electric motors is not allowed, such as medical devices and high-precision testing equipment. Therefore, the heating of the motor should be controlled
The same device, if not identical, can be ignored. Different brands of motor structure, design and material are different, causing internal production of iron and copper loss, and the heat is different. The possibility of motor problem is greater. But there is such a big difference between heat and fever, and it can't be said that there is no heat.
Electrical heating is normal, but in a certain range, the work website can work normally, which can lead to short life. If it's stopping there it's going to be hot and it's not normal, maybe it's your subdivision and the current isn't tuned, or the driver match doesn't match. Some drivers also have a stop current, which is too big to heat up And then there's the matching of the drive, and the low voltage motor matches the high pressure and it gets hot It is normal for the step motor to be at least 80 degrees during the working period. If it is higher then it is abnormal So you still have a look at the first illustrate the driver Settings and matching, if no problem, fever under normal temperature, then the motor performance can meet this requirement.

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