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HITACHI - CRAWLER EXCAVATORS

HITACHI EX8000-6 Front Shovel




TECHNICAL DATA AND PHOTOS

Model: EX8000-6 Front Shovel
Manufacturer: Hitachi Construction Machinery
Type: Ultra large hydraulic front shovel.


ENGINE

Number of engines: 2
Model: Cummins QSKTA60-CE
Rated power:
SAE J1995, gross: 2 x 1 450 kW (2 x 1 940 HP) at 1 800 rpm
Net: 2 x 1 450 kW (2 x 1 940 HP) at 1 800 rpm
Piston displacement: 2 x 60 L


HYDRAULIC SYSTEM

Main pumps: 16 variable-displacement, axial piston pumps for travel, swing and front attachment
Maximum oil flow: 16 500 L/min
Pressure setting: 29.4 MPa (300 kgf/cm2)


FUEL TANK

Fuel tank capacity: 14 900 L


SWING MECHANISM

Swing speed: 3.2 rpm


TRAVEL SPEEDS

High: 0 to 2.0 km/h (0 - 1.2 mph)
Low : 0 to 1.4 km/h (0 - 0.9 mph)


UNDERCARRIAGE

Number of upper rollers: 3
Number of lower rollers: 7
Number of track shoes: 39
Shoe type: triple grousers
Shoe width: 1850 mm (73)
Maximum traction force: 3 000 kN (306 000 kgf, 674 000 lbf)
Maximum gradeability: 60 % (30 degree) Ground pressure: 235 kPa (2.4 kgf/cm2, 34.1 psi)


DIMENSIONS

Overall width: 10 670 mm (73)
Track width with 1 850 mm (73) track shoes: 8 650 mm (285)
Track gauge: 6 800 mm (224)
Shoe width: 1 850 mm (73)
Height to top of cab: 9 900 mm (326)
Counterweight clearance: 3 430 mm (113)
Ground clearance: 1 250 mm (41)
Track length: 10 500 mm (345)
Length to center of rollers: 7 900 mm (2511)
Rear-end swing radius: 8 280 mm (272)
Rear-end length: 8 010 mm (263)



WORKING RANGES

Bucket capacity (heaped): 40.0 m3 (52.3 yd3)
Maximum digging reach: 18 500 mm (607)
Maximum cutting height: 20 500 mm (673)
Maximum dumping height: 13 800 mm (453)
Maximum digging depth: 4 100 mm (135)
Working radius at maximum dumping height: 10 900 mm (359)
Crowding force (SAE): 2 870 kN (293 000 kgf, 645 000 lbf)
Breakout force (SAE): 2 230 kN (227 000 kgf, 501 000 lbf)


OPERATING WEIGHT AND GROUND PRESSURE
Equipped with 40.0 m3 (heaped) bottom dump bucket.

Shoe type: Triple grousers
Shoe width: 1850 mm
Operating weight: 811 000 kg
Ground pressure: 244 kPa (2.49 kgf/cm2)


HITACHI EX8000-6 ultra large hydraulic front shovel
HITACHI EX8000-6 ultra large hydraulic front shovel loading CAT 793C.
Size of the photo: 1024 603 pixels, 3.02 MB
Author of the photo: John Welsh
License: (CC BY-SA 2.0)





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