| Maximum output torque | 280 kN·m |
| Overall machine weight | 100 t |
| Maximum pile diameter | 2500 mm |
| Maximum pile depth | 88 m |
| Engine model | Cummins QSM11 |
| Rated power | 298 kW |
| Speed range | 5–28 r/min |
| Maximum pressing force | 255 kN |
| lifting force | 340 kN |
| speed | 72 m/min |
Centralized lubrication Zoomlion ZR280 Rotary Drill Rig
Description
Detailed description
Description
Double-delta luffing mast with back
Considering the high stability of hard rock drilling and the convenience of parallelogram transfer, the large-section mast, large slewing bearing, reinforced retractable crawler chassis, low center of gravity, pebbles and moderately weathered rock stratum are not easy to shake, and the hole forming verticality is high.
Three-reducing motor head
Sufficient torque reserve, layered drilling, strong rock loading capacity, suitable for clay, sand, pebble, strongly and weakly weathered rock strata.
Single rope main winch
Single-layer wire rope drum significantly prolongs the service life of the wire rope, improves the lifting speed and improves the soil lifting and slag unloading efficiency.
Hydraulic and electrical control
Load-sensitive hydraulic system+2.0 power matching, double-speed pressure cylinder; A new generation of intelligent electronic control, 360 ° panoramic monitoring, mobile APP remote view of equipment working conditions, fault warning.
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