Komatsu PC2000-8

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Features

PRODUCTIVITY AND ECONOMY
• Fuel Efficient Machine Achieved by Total Power Management and Advanced Hydraulic System
- Hydraulic power loss reduced with advanced hydraulic system
- On-demand fan speed and engine output control system
- Equipped with electronically controlled variable speed fans
• Powerful and Economical Engine
Komatsu SAA12V140E-3 Engine with an Output of 713 kW (956 HP) Controlled by Efficient Power Management System
- Auto deceleration and auto idling system
- Two work modes; Power and Economy

ECOLOGY
• EPA Tier 2 Emission Certified Komatsu Engine
• New Technology Produces Remarkably Low Environmental Noise
Dynamic noise of 64.5 dB(A)
- Power module packaging and noise absorbing blades trap noise inside
- Contoured hybrid fan minimizes air turbulence noise

OPERATOR COMFORT
• Newly Designed Mining Shovel Cab Provides Comfortable Operation
- Excellent operational visibility with extended front wind shield and large twin wipers
- Extremely low noise and vibration
Dynamic in-cab noise reduced to the same level as passenger cars
- Rugged OPG top guard integrated into the cab
- Easy-to-see and easy-to-use 7-inch TFT-LCD large monitor
- Comfortable air-suspension seat
- Automatic air conditioner
- Highly pressurized cab
• Bulkhead between Pump Room and Engine
• Engine Stop Devices
• Interconnected Horn and Flashing Light

EASY REPAIR AND MAINTENANCE
Low R&M Cost Sustained by Simplified and Reliable System with Long Service Life
• Simplified and Durable Structure
- Single engine and PTO drive two Komatsu HPV375+375 pumps
- Simplified travel unit with single motor (each side)
- Reinforced track components
- Long life oil and filters
- Extended life of rubber components achieved by lowering hydraulic oil temperature
• Power Module Makes Installation and Removal of Components Easier, and Reduces Overhaul Hours and Cost
• Service Friendly Design
- Maintenance deck surrounding the power module
- Drain ports accessible from ground level
- Concentration of filters
- Large fuel tank enables 24 hours continuous machine operation
- Auto-greasing system, including bucket pins, with 200 liter 52.8 U.S. gal grease tank
• VHMS Monitors the Machine Condition and Minimizes Machine Down Time

Specifications

Engine    
Model   Komatsu SAA12V140E-3
Type   4-cycle, water-cooled, direct injection
Aspiration   Turbocharged, aftercooled
Number of cylinders   12
Bore 5.51" 140 mm
Stroke 6.50" 165 mm
Piston displacement 1860 in³ 30.48 ltr
Governor   All-speed, electronic
Horsepower:    
SAE J1995 - Gross 976 HP 728 kW
ISO 9249 / SAE J1349 - Net 956 HP 713 kW
Hydraulic fan at maximum speed 910 HP 679 kW
Rated rpm   1800 rpm
Fan drive type   Hydraulic
     
Hydraulic System    
Type   Open-center load sensing system
Number of selectable working modes   2
Main pump:    
Type   Variable displacement piston pumps
Pumps for   Boom, arm, bucket, swing and travel circuits
Maximum flow:    
For attachment, swing and travel 612.2 U.S. gpm 2317 ltr/min
For fan drive 85.6 U.S. gpm 324 ltr/min
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 4,270 psi 29.4 MPa 300 kgf/cm2
Loading shovel 4,270 psi 29.4 MPa 300 kgf/cm2
Travel circuit 4,760 psi 32.9 MPa 335 kgf/cm2
Swing circuit 4,270 psi 29.4 MPa 300 kgf/cm2
Pilot circuit 430 psi 2.9 MPa 30 kgf/cm2
Hydraulic cylinders:    
Number of cylinders Bore x Stroke Bore x Stroke
Backhoe:    
Boom / 2 11.8" x 104.2" 300 mm x 2647 mm
Arm / 2 9.8" x 84.2" 250 mm x 2138 mm
Bucket 7.9" x 85.4" 200 mm x 2170 mm
Loading shovel:    
Boom / 2 11.0" x 76.0" 280 mm x 1930 mm
Arm / 2 7.9" x 85.4" 200 mm x 2170 mm
Bucket / 2 8.9" x 80.7" 225 mm x 2050 mm
Bottom dump / 2 7.1" x 23.6" 180 mm x 600 mm
     
Swing System    
Swing gear   2 x Planetary gear
Swing circle lubrication   Grease
Swing holding brakes   Mechanical disc brakes
Swing speed   4.8 rpm
     
Drive System    
Travel gear   Planetary gear
Gradeability   65%
Maximum travel speed 1.7 mph 2.7 km/h
Parking brakes   Mechanical disc brakes
     
Undercarriage    
Track adjuster   Grease
No. of shoes   49 each side
No. of carrier rollers   3 each side
No. of track rollers   8 each side
     
Coolant and Lubricant Capacity (Refilling)    
Fuel tank 898.3 U.S. gal 3400 ltr
Radiator 47.6 U.S. gal 180 ltr
Engine 31.7 U.S. gal 120 ltr
Travel gear, each side 22.5 U.S. gal 85 ltr
Swing drive 7.9 x 2 U.S. gal 30 x 2 ltr
Hydraulic tank 343.5 U.S. gal 1300 ltr
PTO 7.9 U.S. gal 30 ltr

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