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用于铁路接触网的分段开关断路器操作。额定电机功率250W,转速18000 rpm,供电电压220伏,输出轴旋转角度90±5度,输出轴扭矩不小于27 kgf/cm,执行时间不超过2.5秒,重量不超过60 kg,尺寸530 x 400 x 390 mm。
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