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KOMATSU - CRAWLER EXCAVATORS



KOMATSU PC2000-8



Tecnical Data and Photos




Manufacturer: Komatsu Mining Germany GmbH

Model: PC2000-8

Type: Large crawler excavator, backhoe




ENGINE:
Model: Komatsu SAA12V140E-3
Type: Four-cycle, direct injection, diesel
Aspiration: Turbocharged and aftercooled
Gross power SAE J1995: 728 kW (976 HP)
Net power ISO 9249 / SAE J1349: 713 kW (956 HP)
Net power at the maximum speed of radiator cooling fan: 679 kW (910HP)
Rated rpm: 1800 rpm
Number of cylinders: 12
Piston displacement: 30.48 L (1860 in3)
Bore: 140 mm (5.51")
Stroke: 165 mm (6.50")
Cooling: Water-cooled
Fan drive type: Hydraulic
Governor: All-speed, electronic
Engine emissions: EPA Tier 2


FLUID CAPACITIES:
Engine oil: 120 L (31.7 U.S. gal)
Hydraulic tank: 1300 L (343.5 U.S. gal)
Travel gear, each side: 85 L (22.5 U.S. gal)
Swing drives: 30 x 2 L (7.9 x 2 U.S. gal)
PTO: 30 L (7.9 U.S. gal)
Radiator: 180 L (47.6 U.S. gal)
Fuel tank: 3400 L (898.3 U.S. gal)


ELECTRICAL SYSTEM:
Batteries: 140 Ah, 4 x 12V
Alternators: 2 x 90 A, 24V
Starting motors: 2 x 11 kW
Auto-decelerator and auto-idling system
AM/FM radio
Lighting switches on instrument panel
Working lights:
4 on boom
4 on cab base
3 on fuel tank top front
1 left front
1 left under cab side catwalk


HYDRAULIC SYSTEM
Type: Open-center load sensing system
Number of selectable working modes: 2

Main pump:
Type: Variable displacement piston pumps
Pumps for: Swing, travel circuits, boom, arm and bucket

Maximum flow:
For attachment, swing and travel: 2317 L/min (612.2 U.S. gpm)
For fan drive: 324 L/min (85.6 U.S. gpm)

Hydraulic motors:
Travel: 2 x axial piston motors with parking brake
Swing: 2 x axial piston motors with swing holding brake
Fan: 2 x axial piston motors

Relief valve setting:
Attachment circuits:
Backhoe: 29.4 MPa (300 kgf/cm2 4,270 psi)
Travel circuit: 32.9 MPa (335 kgf/cm2 4,760 psi)
Swing circuit: 29.4 MPa (300 kgf/cm2 4,270 psi)
Pilot circuit: 2.9 MPa (30 kgf/cm2 430 psi)

Hydraulic cylinders (backhoe):

Boom:
Number of cylinders: 2
Bore: 300 mm (11.8")
Stroke: 2647 mm (104.2")

Arm:
Number of cylinders: 2
Bore: 250 mm (9.8")
Stroke: 2138 mm (84.2")

Bucket:
Number of cylinders: 2
Bore: 200 mm (7.9")
Stroke: 2170 mm (85.4")


DRIVE AND SWING SYSTEM
Travel gear: Planetary gear
Parking brakes: Mechanical disk brakes
Swing gear: 2 x Planetary gear
Swing circle lubrication: Grease
Swing holding brakes: Mechanical disk brakes
Swing speed: 4.8 rpm


UNDERCARRIAGE
Track adjuster: Grease
Number of carrier rollers (each side): 3
Number track rollers (each side): 8
Number of shoes (each side): 49


SPEED AND GRADEABILITY
Maximum travel speed: 2.7 km/h (1.7 mph)
Gradeability: 65%


OPERATING WEIGHT

Operating weight, including operator, lubricant, coolant, full fuel tank, 8700 mm 28'7" boom, 3900 mm 12'10" arm, SAE heaped 12.0 m3 15.7 yd3 general purpose backhoe bucket and standard equipment.

With double grouser shoes 810 mm (32")
Operating weight: 200 000 kg (440,920 lb)
Ground pressure: 190 kPa (1.94 kgf/cm2, 27.6 psi)

With triple grouser shoes 1010 mm (40")
Operating weight: 204 120 kg (450,000 lb)
Ground pressure: 156 kPa (1.59 kgf/cm2, 22.6 psi)


DIMENSIONS
Overall width: 7490 mm (24'7")
Height to top of cab: 7030 mm (23'1")
Height to top of exhaust: 6605 mm (21'8")
Height to top of hood: 5970 mm (19'7")
Tail swing radius: 5880 mm (19'4")
Counterweight clearance: 2095 mm (610)
Undercarriage:
Double grouser shoes - width: 810 mm (32")
Triple grouser shoes - width: 1010 mm (40")
Track gauge: 4 600 mm (151)
Track width with 810 mm (32") shoes: 5 410 mm (179)
Overall undercarriage width with 810 mm (32") shoes: 5 650 mm (186)
Track length: 7445 mm (24'5")
Length of track on ground: 5780 mm (19'0")


WORKING RANGES
Boom length: 8.7 m (28'7")
Arm length: 3.9 m (12'10")
Maximum digging depth: 9235 mm (30'4")
Maximum dumping height: 8650 mm (28'5")
Maximum digging height: 13410 mm (44'0")
Maximum vertical wall digging depth: 2710 mm (8'11")
Maximum digging reach: 15 780 mm (51'9")
Maximum digging reach at ground level: 15305 mm (50'3")
Minimum swing radius: 7500 mm (24'7")
Arm crowd force (SAE): 574 kN (58500 kgf, 128,970 lb)
Arm crowd force (ISO): 586 kN (59800 kgf, 131,840 lb)
Bucket digging force (SAE): 626 kN (63800 kgf, 140,650 lb)
Bucket digging force (ISO): 697 kN (71100 kgf, 156,750 lb)


BUCKETS
Recomanded uses: Rock

Bucket capacity (heaped) CECE: 11.0 m3 (14.4 yd3)
Bucket capacity (heaped) SAE, PCSA: 12.0 m3 (15.7 yd3)
Width without side shrouds: 2600 mm (102")
Width with side shrouds: 2670 mm (105")
Weight with side shrouds: 12 400 kg (27,340 lb)
Maximum material density (loose): 1.8 t/m3 (3000 lb/yd3)
Tooth ystem: XS145

Bucket capacity (heaped) CECE: 12.0 m3 (15.7 yd3)
Bucket capacity (heaped) SAE, PCSA: 13.7 m3 (17.9 yd3)
Width without side shrouds: 2720 mm (107")
Width with side shrouds: 2790 mm (110")
Weight with side shrouds: 12 500 kg (27,340 lb)
Maximum material density (loose): 1.5 t/m3 (2500 lb/yd3)
Tooth ystem: XS145

Recomanded uses: General purpose

Bucket capacity (heaped) CECE: 11.0 m3 (14.4 yd3)
Bucket capacity (heaped) SAE, PCSA: 12.0 m3 (15.7 yd3)
Width without side shrouds: 2600 mm (102")
Width with side shrouds: 2670 mm (105")
Weight with side shrouds: 9 700 kg (21,380 lb)
Maximum material density (loose): 1.8 t/m3 (3000 lb/yd3)
Tooth ystem: XS145

Bucket capacity (heaped) CECE: 12.0 m3 (15.7 yd3)
Bucket capacity (heaped) SAE, PCSA: 13.7 m3 (17.9 yd3)
Width without side shrouds: 2720 mm (107")
Width with side shrouds: 2790 mm (110")
Weight with side shrouds: 10 500 kg (23,150 lb)
Maximum material density (loose): 1.5 t/m3 (2500 lb/yd3)
Tooth ystem: XS145


KOMATSU PC2000-8 crawler excavator
KOMATSU PC2000-8 crawler excavator.
Taken on: 12 February 2012
Size of the photo: 1149 668 pixels, 540 kB



KOMATSU PC2000-8 crawler excavator loading a CAT haul truck
KOMATSU PC2000-8 crawler excavator loading a CAT haul truck.
Taken on: 12 February 2012
Size of the photo: 1600 900 pixels, 1.01 MB



KOMATSU PC2000-8 crawler excavator at work
KOMATSU PC2000-8 crawler excavator at work.
Taken on: 12 February 2012
Size of the photo: 1800 1192 pixels, 1.44 MB







KOMATSU - CRAWLER EXCAVATORS


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