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Komatsu PC650LC-11 LARGE EXCAVATORS

Komatsu PC650LC-11 LARGE EXCAVATORS

BucketCapacityMax:
4.98
BucketCapacityMin:
2.05
Horsepower:
436 @1800 rpm
OperatingWeightMax:
145284
OperatingWeightMin:
140456
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Product Feature

Product Parameter

Model
Komatsu SAA6D140E-7*
Type
Water-cooled, 4-cycle, direct injection
Aspiration
Turbocharged, aftercooled, cooled, EGR
Number of cylinders
6
Bore 140 mm 5.51"
Stroke 165 mm 6.50"
Piston displacement 15.24 ltr 930 in³



Horsepower:

SAE J1995 (Gross) 327 kW 439 HP
ISO9249 / SAE J1349 (Net) 325 kW 436 HP
Rated rpm 1800 rpm
Hydraulic fan at maximum speed (Net) 293 kW 392 HP
Governor
All-speed control, electronic
Fan drive type
Hydraulic

Type Open-center load sensing system,
3 selectable working modes
Main pump:
Type Variable capacity piston
Pumps for Boom, arm, bucket, swing, and travel circuits
Maximum flow 2 x 410 ltr/min 2 x 108 U.S. gpm
Sub-pump for control circuit Gear type
Hydraulic motors:
Travel 2 x axial piston motors with parking brake
Swing 2 x axial piston motors with swing holding brake
Relief valve setting:
Implement circuits 32.4 MPa
330 kg/cm²
4,700 psi
Travel circuit 34.3 MPa
350 kg/cm²
4,980 psi
Swing circuit 25.5 MPa
260 kg/cm²
3,700 psi
Pilot circuit 2.9 MPa
30 kg/cm²
430 psi
Hydraulic cylinders / Number of cylinders: Bore x Stroke: Bore x Stroke:
Boom / 2 185 mm x 1725 mm x 120 mm 7.3" x 67.9" x 4.7"
Arm / 1 200 mm x 2045 mm x 140 mm 7.9" x 80.5" x 5.5"
Bucket / 1 185 mm x 1425 mm x 130 mm 7.3" x 56.1" x 5.1"

Steering control Two levers with pedals
Drive method Fully hydrostatic
Travel motor Axial piston motor, in-shoe design
Reduction system Planetary double reduction
Maximum drawbar pull 415 kN / 42300 kg 93,250 lb
Gradeability 70%, 35°
Maximum travel speed:
High 4.9 km/h 3.0 mph
Low 3.0 km/h 1.9 mph
Service brake Hydraulic lock
Parking brake Oil disc brake

Driven method
2 x hydraulic motors
Swing reduction
Planetary gear
Swing circle lubrication
Grease-bathed
Service brake
Oil disc brake
Holding brake/Swing lock Mechanical disc brake
Swing speed
8.3 rpm
Swing torque 21369 kg•m
154,481 ft lbs

Center frame H-leg
Track frame Box-section
Track type Sealed
Track adjuster Hydraulic
No. of shoes 52 each side
No. of carrier rollers 3 each side
No. of track rollers 9 each side

Fuel tank 880 ltr 232.5 U.S. gal
Coolant 76 ltr 20.1 U.S. gal
Engine 48 ltr 12.7 U.S. gal
Final drive, each side 10 ltr 2.65 U.S. gal
Swing drive 2 x 13 ltr 2 x 3.4 U.S. gal
Hydraulic tank 360 ltr 95.0 U.S. gal
Diesel Exhaust Fluid (DEF) tank
62.2 ltr 16.4 U.S. gal

Exterior – ISO 6395 104 dB(A)
Operator – ISO 6396 73 dB(A)

Triple-Grouser Shoes Operating Weight Ground Pressure
600 mm / 24" 63710 kg 140,456 lb 1.07 kg/cm2 15.16 psi
750 mm / 30" 64590 kg 142,396 lb 0.86 kgf/cm2 12.3 psi
900 mm / 35.5" 65480 kg 144,292 lb 0.73 kgf/cm2 10.3 psi

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