حفارة مجنزرة Komatsu PC300

Basic Machine Information
Model: Komatsu PC300-8 Standard / PC300LC-8 Long Track
Operating Weight
PC300-8 Standard Frame: 31,100–32,010 kg
PC300LC-8 Long Chassis: 31,600–32,580 kg
Standard Boom Length: 6.47 m
Standard Stick Length: 3.2 m
Standard General Bucket Capacity: 1.56 m³
Bucket Range: 1.14–1.80 m³
Standard Track Shoe: 600 mm triple grouser steel pads
Engine System
Engine Model: Komatsu SAA6D114E-3 6-cylinder inline diesel
Type: Water-cooled, 4-cycle, direct injection, turbocharged & air-to-air aftercooled
Displacement: 8.27 L
Bore × Stroke: 114 mm × 135 mm
Gross Power (SAE J1995): 194 kW / 260 HP @ 1950 rpm
Net Power (ISO 9249): 187 kW / 250 HP @ 1950 rpm
Emission Standard: Tier 3 / EU Stage IIIA
Fuel Tank Capacity: 605 L
Working Modes: 6 selectable power modes, auto idle shutdown
Electrical System: 24V, 60A alternator, dual 12V batteries
Hydraulic System (HydrauMind Load-Sensing)
Dual variable displacement piston main pumps
Combined Max Pump Flow: 535 L/min
Main Implement Relief Pressure: 37,300 kPa
Travel Circuit Pressure: 37,300 kPa
Swing Circuit Relief Pressure: 27,900 kPa
Pilot Circuit Pressure: 3,200 kPa
Bucket Digging Force (ISO): 228 kN
Stick Digging Force (ISO): 174 kN
Boom holding safety valve, factory auxiliary hydraulic piping for breakers
PPC proportional pilot joystick control
Travel & Swing Performance
Max Travel Speed: Low 3.2 km/h / Mid 4.5 km/h / High 5.5 km/h
Max Drawbar Pull: 264 kN
Gradeability: 70% (35°)
Swing Speed: 10.2 rpm
Mechanical swing parking brake, hydraulic travel service lock
Working Ranges (Standard Boom & Stick)
Max Dig Depth: 7,380 mm
Max Vertical Wall Dig Depth: 6,210 mm
Ground Level Max Dig Radius: 10,920 mm
Max Cutting Height: 10,200 mm
Max Dumping Height: 7,320 mm
Overall Transport Dimensions
Total Transport Length: 10,690 mm
Overall Width (600mm tracks): 3,290 mm
Cab Transport Height: 3,240 mm
Minimum Ground Clearance: 490 mm
Tail Swing Radius: 3,450 mm
Track Gauge: 2,590 mm
Ground Contact Length (LC frame): 4,955 mm
Undercarriage
Track rollers per side: 8 pcs
Carrier rollers per side: 2 pcs
Hydraulic automatic grease track tension adjuster
Optional track shoes: 700 mm / 800 mm wide triple grouser pads
Service Capacities
Engine Oil Capacity: 37 L
Cooling System Volume: 31 L
Hydraulic Tank Volume: 170 L
Full Hydraulic System Volume: 330 L
Each Final Drive: 9 L
Each Swing Drive: 15 L
Cabin & Standard Equipment
ROPS/FOPS certified sealed operator cabin
Viscous damping cab mount for low vibration
Air suspended adjustable operator seat
Air conditioning & heater defroster
Multi-language color TFT LCD monitor
Komtrax remote machine monitoring system
Front & boom working lights, travel alarm
Ground-level daily maintenance access
Center track guiding guard, reinforced arm rock guard
Dry dual-element air cleaner