JCM924C Hydraulic Crawler Excavator, 24.1 tons, 1.2m3 bucket

          Engine

    Travel System

Model

CUMMINS B5.9-C

Travel motors

DOOSAN/NABTESCO; Variable axial  piston motor

Type

6 cylinders; turbocharged;  direct injection, water cooled

Travel brakes

Hydraulic oil released

No. of cylinder

6

Travel shoes

2×51

Bore and stroke

102mm×120mm

Travel speed

3.2/4.9km/h

Displacement

5.9L

Drawbar pulling force

191kN

Power output

133kW/2000rpm

Grade ability

70% (35°)

Ground clearance

467.5mm

      Hydraulic System

      Cab ＆ Control

Pump

KAWASAKI, Japan

Cab

All-weather, sound-suppressed  Cab and equipped with a heavy,  insulated Floor Mat; Front Window can be opened and slid; 6-direction  adjustable Seat; LED display, Automatic monitoring, display and warning; cool  & hot Air Conditioner

Type

variable double–piston pump

Max. discharge flow

2×208L/min

Max. discharge pressure

Boom, arm and bucket

31.9MPa

Control

Two hand levers and two foot pedals for travel Two hand levers  for excavating and swing;

Electric rotary-type engine throttle

Travel circuit

31.9MPa

Swing circuit

25.5MPa

Control circuit

3.9MPa

Boom, Arm ＆ Bucket

Pilot control pump

Gear type

Boom cylinder

130mm×90mm×1285mm

Main control valve

Negative flow control

Arm cylinder

140mm×100mm×1635mm

Oil cooler

Air cooled type

Bucket cylinder

130mm×90mm×1020mm

      Swing System

Refilling  Capacities＆lubrications

Swing motor

KAWASAKI, Japan

Fuel tank

360L

Swing motor type

Axial-piston motor

Cooling system

25L

Parking brake

Hydraulic disc brake

Engine oil

20L

Swing speed

10.6r/min

Travel reduction gear

2×5.4L

Swing reduction gear

4.4L

Tail swing radius

3086mm

Hydraulic oil tank

250L /420L

                           Bucket

Type

Backhoe bucket

Bucket capacity              

0.9-1.2m³ (SAE)

Bucket width

1259mm

Working ranges     Unit:  mm

Arm length

3045mm

A

Max. digging reach

10216mm

B

Max. digging reach at ground level

10029.6mm

C

Max. digging depth

6853mm

D

Max. digging height

9625mm

E

Max. dumping height

6823mm

F

Max. vertical wall digging depth

6566mm

G

Min. swing radius

3785mm

H

Digging depth for 2.4m(8’)flat bottom

6680mm

I

Bucket capacity                

0.9-1.2m³

Digging Force (ISO6015)        Unit: kN

  Range

Parameters

A

Arm length

3045mm

B

Bucket digging force

129.4kN

C

Arm crowding force

101kN

Overall Dimensions                           Unit: mm

A

Overall length

9906.5mm

G

Tail swing radius

3086mm

B

Overall height (to top of boom)

3255.3mm

H

Tumbler distance

3807mm

C

Overall width

3000mm

I

Overall length of crawler

4620mm

D

Overall height (to top of cab)

3009.5mm

J

Track gauge

2400mm

E

Ground clearance of rear end

1148.5mm

K

Shoe width

600mm

F

Ground clearance

467.5mm

L

Overall width of upperstructure

2800mm

             Operating  Weight and Ground Pressure

Operating weight includes basic machine (with boom 5.85m, arm 3.045m, and bucket 1.2m³)

Shoe width

600mm

Overall width

3000mm

Ground pressure

48.2KPa

Operating weight

24100kg