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Brush the inside of the angle grinder [2013-11-28]

Brushless DC motor can be used or AC commutator motors , such as the common power tools, like a hand drill and angle grinder, can be used.


It is used to implement and coordinate commutator motor current commutation , the motor brushes (except for squirrel-cage motor outside ) conduction current sliding contact body . In DC , it is also responsible for the induction of the armature winding alternating EMF commutation ( rectifier ) task. Reliability of the motor is running , performance is largely determined by the Brush.




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