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If the mining locomotive is used for too long, there will be some minor faults. For example, the speed control handwheel is not flexible or......
The reason why the indicator of the mining locomotive controller panel is not bright, the main circuit is unreachable and the solution :...
The narrow-gauge wired locomotive is an important traction power equipment widely used in the fields of underground railways and industrial......
In recent years, power electronics technology, computer technology, and automatic control technology have made rapid development, leading t......
Since the traction motor works for a long period of time under the condition of constant vibration, the failure of the main pole, the main ......
The circuit breaker is disconnected mainly because the bow contact bar or the contact wheel is not in contact with the overhead line, or th......
