Cause of motor heating for no reason

Update:07 Jun 2018
Summary:

Did you find that the motor was heating for no reason? […]

Did you find that the motor was heating for no reason? There are many causes of motor heating. New North Motor here to explain the cause of motor heating and troubleshooting steps.

1, the motor room temperature is too high

2. Partial heat dissipation of the motor

3, motor overload

4. Overvoltage or undervoltage or unbalanced use voltage during operation

5, frequent equipment start and stop or frequent positive reversal

6, the lack of phase motor

7, the motor cooling fan is bad or in and out of the air blocking

8, lack of internal bearing oil

9, stuck or blocked inside the machine

10, the load inertia moment is too large or the operation start time is too long

11, the short circuit between the motor

12. The internal wiring of the motor is incorrect