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矿用电机车在自动控制运行时,必须有工作制动和紧急制动装置。电机车架线有电时呈现电动状态。电机车机械式杠杆闸瓦制动系统的电磁传动装置的工作取决于架线是否有电。装有电磁传动装置(属吸动式短程牵
Mining electric locomotive in the automatic control operation, there must be working brake and emergency brake. Motor frame line when powered by electric state. The operation of the electromagnetic actuator of a motorized lever brake shoe brake system depends on the presence or absence of electrical wiring. Equipped with electromagnetic transmission device (which is suction type short-distance pull