产品概述：

     东风4C型内燃机车是在东风4B型内燃机车基础上开发的系列产品。机车标称功率为2165kW，适用于铁路干线客货运牵引任务。机车采用三相交—直流电传动，采用了TQFR-3000B牵引发电机、ZQDR-410C牵引电动机、16V240ZJC型柴油机和VTC254-13涡轮增压器等新部件。车体、走行部分、制动系统均与东风4B型内燃机车相同，机车装有电阻制动装置。

    东风4C型内燃机车综合采用了东风4B型内燃机车多年来的技术改进成果及具有先进水平的部件，提高了机车的运用性能、经济性能和可靠耐用性。

主要技术参数：

                                             传动方式                                                              交—直流电传动

                                             轴式                                                                  Co-Co

                                             轮径（mm）                                                            1050

                                             轴重（t）                                                             23±3％

                                             整备重量（t）                                                         138±3％

                                             通过最小曲线半径（m）                                                 145

                                             构造速度（km/h）                                                      120（客运）/100（货运）

                                             持续速度（km/h）                                                      31.5（客运）/23.7（货运）

                                             起动牵引力（kN）                                                      331（客运）/440（货运）

                                             持续牵引力（kN）                                                      234（客运）/312（货运）

                                             柴油机装车功率（kW）                                                  2650

                                             转向架轴距（mm）                                                      1800 × 2

                                             机车全轴距（mm）                                                      15600

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