T.JCD 系列车辆减速器是以电力为动力源的浮轨重力式减速器，适用于铁路驼峰编组站间隔制动位和目的制动位。因其结构简单，维修方便，投资少，尤其适用于中小编组站。其中，T.JCD-50型电动减速器适用于目的制动位， T.JCD1-50型电动减速器适用于间隔制动位。可单台使用，也可两台串联使用。

   T.JCD series vehicle speed reducer is a electric powered floating rail gravity-type reducer, which is suitable for the interval braking position and the target braking position of railway hump marshaling station. For its simple structure, convenient maintenance, less investment, it is especially suitable for small and medium marshaling stations. And Electric Reducer T.JCD-50 is applicable to the target braking position, and T.JCD1-50 is applicable to the interval braking position.They can be used separately or two in series.