No.

Name

Unit

Data

1

Max. drilling diameter

mm

Æ2500

2

Max. drilling depth

m

88(6parts), 74(5parts), 59(4part)

3

Admit safety drilling extent (arrive rotate center)

mm

4065∼4950

4

Working condition dimension

mm

10670X4800X23146

5

Transportation condition dimension

mm

17380X3500X3498

6

Overall drilling weight

T

83

7

Engine

Model

CUMMINS  QSM11-C400

Rated power / turning speed

kW

298  /2100r/min

Max. output torque

N.m

1898 /1400r/min

8

Hydraulic system

Main pump Max. pull-down piston push

Mpa

32

Auxiliary pump max. pull-down piston push

Mpa

30

9

Rotary drive

Max. torque

kN.m

250

Max. speed

rpm

7∼22

 10

Pull-down cylinder

Max. pull-down piston push

kN

190

Max. pull-down piston push

kN

220

Max. pull-down piston stroke

mm

6000

11

Main

winch

Max. pull-down piston push

kN

260

Max. pull-down speed

m/min

60

Iron line dia.

mm

32

12

Auxiliary

winch

Max. pull-down piston push

kN

100

Max. pull-down speed

m/min

65

Iron line dia.

mm

24

13

Mast

Left/right rake

°

4 / 4

Forwards rake

°

5

Backwards rake

°

15

14

Turning platform

Turning angle

°

360

15

Walk

Overall drilling work speed

Km/h

1.5

Overall drilling Max. grade ability

%

40

16

Track

Track width

mm

800

Distance between tracksMin. Max.

mm

3500∼4800

Distance between two wheel center

mm

5052