三一重工 STC120T5

Applicable working conditions：Housing construction,Demolition works Excellent performance Maximum lifting height of main arm: 39m Maximum lifting weight of fully extended arm: 4.4t Maximum lifting torque: 598kN.m The cross-section of arm, frame and outrigger is fully upgradedStrength performance and torsion resistance maintain the leading level in the industry Maximum lifting height 39m Maximum lifting moment 598kN·m Maximum lifting capacity 12t Ingenious power i-ECO sensorless regeneration technology No parking regeneration is required for long-term operation, reducing fuel consumption Upgraded engine + 8-speed Fast (with synchronizer) Smooth gear shifting and stronger power Leading control 110m/r large displacement 9-piston oil pump + load-sensing system + pilot control, better combined action performance and controllability Pressure adaptive telescopic technology Upgraded boom telescopic stability, smooth telescopic start and stop Comfortable evolution Newly upgraded classic 311 cab, optional sleeper 25-ton Shenzhou control cab, large space for better driving experience Performance parameters Maximum lifting height 39m Maximum lifting moment 598kN·m Maximum lifting capacity 12t Speed ​​Parameters Maximum single rope speed of main winch 130m/min Boom full extension/retraction time 45/40s Full lifting/lowering time of crane arm 35/60s Maximum rotation speed 2.5r/min Weight parameters Total weight 19200kg Maximum weight 2t Size parameters Machine length 11620mm Full width 2500mm Overall height 3250mm Outrigger span (horizontal x vertical) 6.2×5.15m Power parameters Engine Model Yuchai YCDV4863-235 Maximum engine power 173/2300kW/rpm Maximum engine output torque 860/（1200-1700）N·m/rpm Driving parameters Maximum driving speed 90km/h Minimum turning radius 9m Maximum climbing grade 45% Approach Angle 13° Departure angle 13°