model

XR280

Engine

Model

CUMMINS QSM11-C400

Rated Power

KW/rpm

298/2100

Rotary Dvive

Max. output torque

kN·m

280

Rotary speed

r/min

7～22

Max. Drilling Diameter

With casing

mm

Ф2000

Without casing

mm

Ф2500

Max. Drilling Depth

m

88,74

Pull-Down Cylinder

Max. pull-down piston push

KN

210

Max. pull-down piston pull

KN

220

Max. pull-down piston stroke

m

6.0

Main Winch

Max. pulling force

KN

260

Max. pulling speed

m/min

≥60

Auxiliary Winch

Max. pulling force

KN

100

Max. pulling speed

m/min

≥65

Mast Rake

Side/forwards/backwards

±4°/5°/15°

Undercarrige

Max. traveling speed

KM/h

1.5

Max. grade ability

%

40

Min. Clearance

mm

425

Track shoe width

mm

800

Distance between tracks

mm

3500～4800

Hydraulic Systerm

Working pressue

Mpa

32

Overall Drilling Weight

t

82

Dimension

Working condition

mm

10670×4800×23146

Transportation condition

mm

17380×3500×3494