Causes of motor heating and tripping:
One, three-phase wiring head bolt loose and wrong line troubleshooting method:
Check whether the wiring in each section of the electrical box is connected incorrectly and tighten the mounting bolts. 2. The poor quality of the thermal relay is eliminated:
Replacing the thermal relay III. Poor motor quality exclusion method:
Replace the motor four, the pump has debris, the rotation is not flexible, heavier motor load elimination method:
Remove the impurities in the pump and correct the deviation of the coaxiality
One, three-phase wiring head bolt loose and wrong line troubleshooting method:
Check whether the wiring in each section of the electrical box is connected incorrectly and tighten the mounting bolts. 2. The poor quality of the thermal relay is eliminated:
Replacing the thermal relay III. Poor motor quality exclusion method:
Replace the motor four, the pump has debris, the rotation is not flexible, heavier motor load elimination method:
Remove the impurities in the pump and correct the deviation of the coaxiality
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