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Due to the potential of the DC traction motor, we need to reduce the value of the reactance electromotive force....
Mine electric locomotive brakes are almost all friction type except for the damping device. They are mainly divided into disc brakes and shoe brakes according to the different rotating elements....
Detect whether the controller power input positive and negative terminals are short circuited....
Check the connection line of the battery pack and the welding of the pole column for cracking or melting;...
The operation method for stopping the mining electric locomotive is as follows:...
Check that the position of the control valve handle (or foot pedal) is in place, adjust the incorrect pedal position, and replace the damaged manual control valve....