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XR Series Rotary Drilling Rig XR280DⅡ
XR Series Rotary Drilling Rig
XR Series Rotary Drilling Rig XR280DⅡ
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FEATURE

Model

XR280DⅡ

Max.Drilling Diameter

φ2,500/φ2,200 mm

Max.Drilling Depth

88 m

Working condition

10,770×4,800×23,550 mm

Transporation condition

17,380×3,500×3,540 mm

Overall Drilling Weight

88/96 T

Working pressure

32 Mpa

Engine

Model

CUMMINS  QSM11-C400

Rated Power

298 kW

Rotary Drive

Max.output torque

280 kN.m

Rotary Speed

622 rpm

Crowd cylinder

Max.pull-down piston push

210 kN

Max. pull-down piston pull

220 kN

Max. pull-down piston stroke

6 m

Crowd Winch

Max.pull-down piston push

300 kN

Max.pull-down piston pull

300 kN

Max.pull-down piston stroke

16 m

Main Winch

Max.pulling force

300 kN

Max.line speed

60 m/min

Auxiliary Winch

Max.pulling force

100 kN

Max.line speed

65 m/min

Mast Rake

Slide

4°/ 4°

Forwards

5°

Backwards

15°

Walking

Max.Traveling speed

1.5 km/h

Max.grade ability

35%

Undercarrige

Track shoe width

800 mm

Distance between tracks

3,5004,800 mm

Min ground clearance

445 mm

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