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DF4B型内燃机车

发布时间:2016-06-10 来源: 浏览次数:1671
视力保护色:

产品概述:

   东风4B型内燃机车是交一直流电力传动干线客、货两用内燃机车。机车可满足气温-40℃~40℃、长大隧道、多风砂等条件下的运用要求。机车标称功率为1985kW,柴油机最大运用功率为2430kw。客运和货运两种车型最主要区别为牵引齿轮传动比和牵引电动机功率不同,除此之外,两种车型结构基本相同。

主要技术参数:

                                          标称功率(kW)                                                           1985

                                          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

                                          电阻制动的轮周功率(kW)                                                 ≥2206kW

                                          牵引齿轮传动比                                                           63:14

                                          最大运用速度(km/h)                                                     100

                                          持续速度(km/h)                                                         21.6

                                          最大起动牵引力(kN)                                                     435

                                          持续牵引力(kN)                                                         324

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