Model

XR280C

Engine

Model

CAT C9HHP

Rated Power

KW

261

Rotary speed

r/min

1800

Rotary Drive

Max.output torque

kN·m

292

Rotary speed

r/min

25

Max. Drilling Diameter

mm

Ф2000

Max. Drilling Depth

m

74

Pull-down cylinder

Max. out-down piston push

KN

210

Max. out-down piston pull

KN

220

Max. out-down piston stroke

m

6.0

Main Winch

Max. Pulling force

KN

270

Max. line speed

m/min

60

The diameter of wire rope

mm

32

Auxiliary

Max. Pulling force

KN

100

Max. line speed

m/min

65

The diameter of wire rope

mm

20

Mast Rake   Side/forwards/backwards

±5°/5°/15°

Undercarrige

Max. traveling speed

km/h

1.5

Max. grade ability

%

40

Min. Clearance

mm

395

Track shoe width

mm

800

Distance between tracks

mm

3000～4300

Track Length

mm

5860

Hydraulic System  

Working pressure of the main pump

Mpa

35

Working pressure of the vice pump

Mpa

28

Pilot pressure

Mpa

4

Working range（Radius of gyration）

mm

3830～4500

Slewing angle of turntable

°

360

Overall Drilling Weight

t

76

Dimension

Working condition

mm

8735×4300×23089

Transportation condition

mm

16220×3000×3445