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Disadvantages Of Dc Motor

Sep 07, 2018

The dc motor has the following disadvantages due to structural reasons:

1. It is difficult to apply the dc motor in the harsh environment with flammable and explosive gas due to the existence of commutating spark;

2, need to replace the brush and commutator regularly, maintenance difficulties, short life;

3, the structure is complex, difficult to manufacture large capacity, high speed and high voltage dc motor.