speed variator with dc motor for gold concentrate cyanide machine

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Brushed DC electric motor - Wikipedia

Depending on the connections of the field to the power supply, the speed and torque characteristics of a brushed motor can be altered to provide steady speed or speed inversely proportional to the mechanical load. Brushed motors continue to be used for electrical propulsion, cranes, paper machines and steel rolling mills.

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Electric motor-controller - Efa france mobile machine specialist

Electric motor-controller. Electric motor-controller are vital elements for every gear with an electrical drive. Indeed, it allows motor's speed variation according to the user's needs. As an electrical traction specialist, Efa offer a wide range of electrical variators and dimmers . We have the speed controller that fit the AC or DC.

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