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Rotary Drilling Rig ZR280C-3

  • Zoomlion Double Big Triangle Back-Folded kinematic and mast system, which ensure the equipment has high stability of rock entry and convenience of transit.

  • Lower center of gravity design, which greatly improves the working stability.

  • The main winch uses the single-layer-rope drum, winch extends service life of the main winch rope significantly.

  • VI generation rotary head, three-stage buffer device, three-stage shock absorption measures, greatly reduce the vibration of the whole machine when working.

  • Version 2.0 power matching and limit load control technology, working efficiency increased by 10%.

  • Equipped 22 self auto-check , safety and performance monitoring.

Drilling Diameter(mm)2500
Drilling Depth(m)inter-locking58/62
Drilling Speed(r/min)6~24
Engine ModelCummins QSM11
Rated Power(kw)298
Rated Engine Speed(r/min)2100
Max.Crowd Force(kN)260
Max.Crowd Cylinder Pull(kN)260
Line Pull(main winch)(kN)340
Line Speed(main winch)(m/min)72
Line Pull(aux.winch)(kN)90
Line Speed(aux.winch)(m/min)66
Operating Mass(t)100
Traction Force(kN)557
Rope diameter(Main winch)(mm)36
Rope diameter(auxiliary winch)(mm)22
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