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Komatsu Excavators PC800LC-8

Komatsu Excavators PC800LC-8
Specifications :
EPA Tier 3 and EU stage 3A emission certified.
ModelKomatsu SAA6D140E-5
Type4-cycle, water-cooled, direct injection
AspirationTurbocharged, aftercooled, cooled EGR
Number of cylinders6
Bore5.51"140 mm
Stroke6.50"165 mm
Piston displacement930 in³15.24 ltr
GovernorAll-speed, electronic
SAE J1995 (Gross)496 HP370 kW
ISO9249 / SAE J1349 (Net)487 HP363 kW
Hydraulic fan at maximum speed (Net)454 HP338 kW
Rated rpm1800 rpm
Fan drive typeHydraulic
Hydraulic System
TypeEOLSS (Electronic Open-center Load Sensing System)
Number of selectable working modes3
Main pump:
TypeTwo (2) variable capacity piston pumps
Pumps forBoom, arm, bucket, swing, and travel circuits
Maximum flow:
Main2 x 130.5 U.S. gpm2 x 494 ltr/min
Fan drive pumpVariable capacity piston type
Hydraulic motors:
TravelTwo (2) axial piston motors with parking brake
SwingTwo (2) axial piston motors with swing holding brake
Relief valve setting:
Implement circuits4,550 psi31.4 MPa
320 kg/cm²
Travel circuit4,980 psi34.3 MPa
350 kg/cm²
Swing circuit4,120 psi28.4 MPa
290 kg/cm²
Heavy lift circuit4,980 psi34.3 MPa
350 kg/cm²
Pilot circuit430 psi2.9 MPa
30 kg/cm²
Hydraulic cylinders / Number of cylinders:bore x stroke x rod diameterbore x stroke x rod diameter
Boom / 27.9" x 76.8" x 5.5"200 mm x 1950 mm x 140 mm
Standard / 17.9" x 88.6" x 5.5"200 mm x 2250 mm x 140 mm
SE / 27.3" x 63.4" x 4.7"185 mm x 1610 mm x 120 mm
Bucket :
Standard / 17.3" x 63.4" x 5.1"185 mm x 1610 mm x 130 mm
SE / 18.9" x 55.9" x 6.3"225 mm x 1420 mm x 160 mm
Swing System
Driven methodTwo (2) hydraulic motors
Swing reductionPlanetary gear
Swing circle lubricationGrease-bathed
Swing lockOil disc brake
Swing speed6.8 rpm
Swing torque209,461 ft. lbs.28968 kg•m
Drive and Brakes
Steering controlTwo levers with pedals
Drive methodFully hydrostatic
Travel motorAxial piston motor, in-shoe design
Reduction systemPlanetary double reduction
Maximum drawbar pull125,660 lb559 kN 57000 kg
Maximum travel speed:
High2.6 mph4.2 km/h
Low1.7 mph2.8 km/h
Service brakeHydraulic lock
Parking brakeOil disc brake
Center frameH-leg
Track frameBox-section
Track typeSealed
Track adjusterHydraulic
No. of shoes51 each side
No. of carrier rollers3 each side
No. of track rollers9 each side
Service Refill Capacities
Fuel tank258.9 U.S. gal980 ltr
Radiator26.4 U.S. gal100 ltr
Engine14 U.S. gal53 ltr
Final drive, each side5.3 U.S. gal20 ltr
Swing drive6.5 x 2 U.S. gal24.5 x 2 ltr
Hydraulic tank124.2 U.S. gal470 ltr
Operating Weight (APROXIMATE)
Operating weight, including 8200 mm / 26'11" boom, 3600 mm / 11'10" arm, SAE heaped 3.1 m³ / 4.05 yd³ backhoe bucket, operator, lubricant, coolant, full fuel tank, and standard equipment.
ShoesOperating WeightGround Pressure
32" / 810 mm
Double grouser
185,585 lb
84180 kg
13.46 psi
0.95 kg/cm²
40" / 1010 mm
Double grouser
188,670 lb
85579 kg
10.99 psi
0.77 kg/cm²

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