1.下架加强型x型框架,回转圈、拖拽轮轴承、导向座,抗变形能力强,能适应更恶劣的条件,确保运行稳定;2.该工作装置是新一代的工作装置,对关键铰链和结构进行了有限元分析和优化,关键焊缝采用超声波冲击增强技术,MTS结构疲劳标定系统证明疲劳寿命可提高60%;3.在平台上的新设计,采用了加强大楼板和20吨大楼板边梁,承载能力,抗冲击更有弹性;4.散热器新一代全铝散热器,风流流动,散热极佳,系统运行温度更稳定,有效保证部件寿命,即使在50℃的环境下也能连续工作。5.国际一流的电气插件,防水等级达到IP56级,更加可靠。 Engine Engine model:ISUZU BB-4BG1TRP Output power of engine:72.7/2200KW/rpm Max torque/speed:337.6/1600N.m/rpm Displacement:4.329L Main performance Travel speed:5.16/3.03Km/h Slewing speed:12.3r/min Gradient capability:≤35° Ground pressure:40KPa Digging capacity of bucket:85KN Digging capacity of bucket rod:65KN Max traction force:134KN Hydraulic system Main pump:Two plunger pumps Rated flow of main pump:2*123L/min Pressure of main sadety valve:31.4/34.3MPa Pressure of traveling system:34.3MPa Pressure of swing system:25MPa Pressure of pilot system:3.9MPa