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●RK型可逆型定速电机/瞬时正反转马达（可附调速功能）： 适合于频繁启动.停止或反复多次的正逆运转之用。
具有瞬时转换正转、逆转功能。因採用平衡绕线方式，并内装简易制动机构能够瞬时地转换正转、反转，其正反旋转特性同样均匀且稳定。运转额定式30分钟额定。感应马达和可逆式马达的不同点：可逆式是能瞬时转换正、反转，但感应马达将接线转换到反转，会发生旋转磁场和逆方向的转矩，故不能旋转负载时转换逆方向。可逆马达是为了能够达到瞬间正反转的功能而设计的，因此跟感应马达相较之下，运转时通过的电流较多，温度也较容易上升，建议客户使用可逆马达连续运转的时间是３０分钟。
ASTK台湾原装马达具有低噪音、体积小、高扭力、重量轻、寿命长、免保养等特点----全系列产品与日本东方小马达的齿轴斜角度完全符合，马达及减速箱可个别取代.
种类：联体型，圆轴型，齿轴型。
功率：6w.15w.25w.40w.60w.90w.120w
电压：单相110-240V，三相220-440V 50HZ/60HZ
可搭配的减速机比数有：3-1800比
产地：台湾（原装正品），有现货。
瞬时正反转电机各功率型号表示：
2RK6A-A,2RK6A-C,2RK6GN-A,2RK6GN-C,3RK15A-A,3RK15A-C,3RK15GN-A,3RK15GN-C,4RK25A-A,4RK25A-C,4RK25GN-A,4RK25GN-C,4RK25GN-U,5RK40A-A,5RK40A-C,5RK40GN-A,5RK40GN-C,5RK40A-S,5RK40A-S3,5RK40GN-S,5RK40GN-S3,5RK40A-U,5RK40GN-U,5RK60GN-CF,5RK60GU-CF,5RK60A-SF,5RK60A-S3F,5RK60GN-SF,5RK60GU-SF,5RK60GN-S3F,5RK60GU-S3F,5RK60GN-UF,5RK60GU-UF,5RK60A-UF,5RK60A-AF,5RK60A-CF,5RK60GN-AF,5RK60GU-AF,5RK60A-CFF,5RK60A-UFF,5RK60GN-CFF,5RK60GU-CFF,5RK60GN-UFF,5RK60GU-UFF,5RK90GN-CF,5RK90GU-CF,5RK90A-SF,5RK90A-S3F,5RK90GN-SF,5RK90GU-SF,5RK90GN-S3F,5RK90GU-S3F,5RK90GN-UF,5RK90GU-UF,5RK90A-UF,5RK90A-AF,5RK90A-CF,5RK90GN-AF,5RK90GU-AF,5RK90A-CFF,5RK90A-UFF,5RK90GN-CFF,5RK90GU-CFF,5RK90GN-UFF,5RK90GU-UFF,5RK120GN-CF,5RK120GU-CF,5RK120A-SF,5RK120A-S3F,5RK120GN-SF,5RK120GU-SF,5RK120GN-S3F,5RK120GU-S3F,5RK120GN-UF,5RK120GU-UF,5RK120A-UF,5RK120A-AF