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DF4B型客运内燃机车

发布时间: 2016-06-10 来源: 浏览次数:
视力保护色:

产品概述:

    东风4B型客运机车是交一直流电力传动内燃机车。机车可满足气温在-40℃~40℃、长大隧道、多风砂地区等条件下的运用要求。机车车体为框架式承载,设置双司机室;采用两台可互换的三轴、无心盘轴箱拉杆式转向架,牵引力及制动力的传递采用低位牵引杆机构;制动机型号为JZ-7型。

主要技术参数:

                                      标称功率(kW)                                                1985kW

                                      轴式                                                           Co-Co

                                      轮径(mm)                                                     1050

                                      轴重(t)                                                      23±3%

                                      机车整备重量(t)                                              138±3%

                                      燃油箱容积(L)                                                9000

                                      机油储备量(kg)                                               1200

                                      冷却水储备量(kg)                                             1200

                                      砂储备量(kg)                                                 800

                                      通过最小曲线半径(m)                                          145

                                      电阻制动功率(kW)                                             ≥2490kW

                                      牵引齿轮传动比                                                 71:21

                                      最大运用速度(km/h)                                            120

                                      持续速度(km/h)                                                29.3

                                      最大起动牵引力(kN )                                           345

                                      持续牵引力(kN )                                               230

                                      机车外形尺寸(长×宽×高)(mm)                                21100×3309×4755

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