Model

XR280D

Engine

Model

CUMMINS QSM11-C400

Rated power

KW

298

Drill unit

Max. output torque

kN.m

280

Rotary speed

r/min

7～22

Max. drilling diameter

mm

Φ2500

Max. drilling depth

m

Standard configuration74(friction drag×5)

optional configuration88(friction drag×6)

optional configuration58(lock×4)

Pressurized cylinder

Max. pressure

KN

210

Max. hoisting power

KN

220

Max. stroke

m

6

Main winch

Max. hoisting power

KN

260

Max. hoisting speed

m/min

60

Auxiliary winch

Max. hoisting power

KN

100

Max. hoisting speed

m/min

65

Mast obliquity

Sidewise/forwards/backwards

±4°/ 5° /15°

Chassis

Max. travel speed

KM/h

1.5

Max. gradeability

%

35

Min. ground clearance

mm

445

Track shoe width

mm

800

Max. track width

mm

3500～4800

Hydraulic system

Working pressure

Mpa

32

Overall operating weight

t

82

Dimension

Working condition

mm

10392×4800×23040

Transportation condition

mm

17380×3500×3573