KZ4A型交流传动电力机车用于哈萨克斯坦国家铁路干线高速客运。
Type KZ4A AC drive electric locomotive is designed for national high-speed railway in Kazakhstan.
文章引入交流传动电力机车所采用的一种全新的应急驾驶模式，介绍其工作原理及应用情况。
It introduces a new emergency driving mode used for AC drive electric locomotives and presents its working principles and application.
从电气控制原理和气动控制原理两方面介绍了KZ 4a型交流传动电力机车用DSA250型受电弓的控制策略。
This paper presents the control strategy of type DSA250 pantograph on the electric control concept and pneumatic control concept about type KZ4A AC drive electric locomotive.
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