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multifunction drilling rig / crawler / rotary / hydraulic
XR280D

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Characteristics

  • Applications:

    multifunction

  • Mobility:

    crawler

  • Drilling unit:

    rotary

  • Other characteristics:

    hydraulic, construction, automatic

  • Drilling diameter:

    Max.: 2,500 mm

  • Drilling depth:

    Max.: 88 m (288'08")

Description

1, dedicated hydraulic telescopic crawler chassis, large diameter slewing ring, with superior stability and ease of transport;
2, Cummins turbocharged engine, the use of advanced electro-hydraulic control technology, powerful.
3, rear single rope rope main hoisting structure, wire rope life greatly extended, the use of lower cost.
4, a variety of drill pipe configuration to choose from, to meet the large hole deep pile hard layer construction, the maximum drilling depth of 88 meters.
5, optional multi-function configuration: leg cylinder, casing drive. Good scalability
6, power head matching rock model, for rock formation, improve the construction efficiency;
7, optional multi-function configuration: leg cylinder, casing drive, good scalability;
8, standard centralized lubrication system, more convenient maintenance, improve work reliability.

Main Technical Specification
EngineModel:CUMMINS QSM11-C400
Rated Power:298kW
Max. output torque:280kN?m
Rotary speed:7~22r/min
Max. Drilling Diameter:?2500mm
Max. Drilling Depth:88m
Max.pull-down piston push:210kN
Max.pull-down piston pull:220kN
Max.pull-down piston stroke:6m
Max.Pulling force:260kN
Max.line speed:60m/min
Max.Pulling force:100kN
Max.line speed:65m/min
Side/forwards/backwards:±4°/5°/15°
Max. traveling speed:1.5km/h
Max.grade ability:35%
Min. Clearance:445mm
Track shoe width:800mm
Distance between tracks:3500~4800mm
Working pressure:32Mpa
Overall Drilling Weight:88t
Working condition:10770X4800X23146mm
Transportation condition:17380X3500X3520mm