Komatsu Excavators PC240LC-10

Komatsu Excavators PC240LC-10
Specifications :
Engine

Model		Komatsu SAA6D107E-2*
Type		Water-cooled, 4-cycle, direct injection
Aspiration		Turbocharged, aftercooled, cooled EGR
Number of cylinders		6
Bore	4.21''	107 mm
Stroke	4.88''	124 mm
Piston displacement	408 in³	6.69 ltr
Horsepower
SAE J1995 : Gross	189 HP	141 kW
ISO 9249/SAE J1349 : Net	177 HP	132 kW
Rated rpm		2000 rpm
Fan drive type		Mechanical
Governor		All-speed control, electronic.
*EPA Tier 4 Interim and EU Stage 3B emissions certified.

Hydraulic System

Type . . HydrauMind (Hydraulic Mechanical Intelligence New Design) system, closed-center system with load sensing valves and pressure compensated valves

Number of selectable working modes		6
Main pump:
Type		Variable displacement piston type
Pumps for		Boom, arm, bucket, swing, and travel circuits
Maximum flow	125.5 U.S. gal/min	475 ltr/min
Supply for control circuit		Self-reducing valve
Hydraulic motors:
Travel		2 x axial piston motor with parking brake
Swing		1 x axial piston motor with swing holding brake
Relief valve setting:
Implement circuits	5,400 psi	380 kgf/cm²/ 37.3 MPa
Travel circuit	5,400 psi	380 kgf/cm² / 37.3 MPa
Swing circuit	4,190 psi	295 kgf/cm²/ 28.9 MPa
Pilot circuit	470 psi	33 kgf/cm² / 3.2 MPa
Hydraulic cylinders:
Number of cylinders	Bore x Stroke x Rod Diameter	Bore x Stroke x Rod Diameter
Boom / 2	5.3" x 52.6" x 3.5"	135 mm x 1335 mm x 90 mm
Arm / 1	5.5" x 64.4" x 3.9"	140 mm x 1635 mm x 100 mm
Bucket / 1	5.1" x 40.2" x 3.5"	130 mm x 1020 mm x 90 mm

Electric System

Swing System

Drive method		Hydrostatic
Swing reduction		Planetary gear
Swing circle lubrication		Grease-bathed
Service brake		Hydraulic lock
Holding brake/Swing lock		Mechanical disc brake
Swing speed		11.7 rpm
Swing torque	58,334 ft lbs	8065 kg.m

Drives and Brakes

Steering control		Two levers with pedals
Drive method		Hydrostatic
Maximum drawbar pull	45,349 lb	202 kN / 20570 kg
Gradeability	35°	70%
Maximum travel speed: (Auto-Shift)
High	3.4 mph	5.5 km/h
Mid	2.5 mph	4.1 km/h
Low	1.9 mph	3.0 km/h
Service brake		Hydraulic lock
Parking brake		Mechanical disc brake

Undercarriage

enter frame		X-frame
Track frame		Box-section
Seal of track		Sealed track
Track adjuster		Hydraulic
Number of shoes		51 each side
Number of carrier rollers		2 each side
Number of track rollers		10 each side

Coolant and Lubricant Capity (refilling)

Fuel tank	105.7 U.S. gal	400 ltr
Coolant	9.5 U.S. gal	36 ltr
Engine	6.1 U.S. gal	23.1 ltr
Final drive, each side	1.3 U.S. gal	5.0 ltr
Swing drive	1.9 U.S. gal	7.2 ltr
Hydraulic tank	34.9 U.S. gal	132 ltr
Hydraulic system	63.7 U.S. gal	241 ltr

Operating Weight (Aproximate)

Operating weight, including 5850 mm / 19'2" one-piece boom, 3045 mm / 10'0" arm, SAE heaped 1.2 m³ / 1.57 yd³ bucket, rated capacity of lubricants, coolant, full fuel tank, operator, and standard equipment.

Triple-Grouser Shoes	28"	700 mm
Operating Weight	54,490 lb	24716 kg
Ground Pressure	6.1 psi	0.43 kg/cm²
Triple-Grouser Shoes	31.5''	800 mm
Operating Weight:	55,129 lb	25006 kg
Ground Pressure	5.4 psi	0.38 kg/cm²
Component Weights
Arm including bucket cylinder and linkage:
3045 mm / 10'0" arm assembly	2,694 lb	1222 kg
3046 mm / 10'0" HD arm assembly	2,906 lb	1318 kg
3500 mm / 11'6" arm assembly	3,179 lb	1442 kg
One piece boom including arm cylinder:
5850 mm / 19'2" boom asssembly	4,892 lb	2219 kg
5850 mm / 19'2" HD boom asssembly	5,126 lb	2325 kg
Boom cylinders x 2	463 lb	210 kg
Counterweight	10,847 lb	4920 kg
1.2 m³ / 1.57 yd³ bucket - 42" width	2,178 lb	988 kg

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