코마츠 PC 450

Komatsu PC450-8 / PC450LC-8 Full Specifications (English Version) 1. Basic Specifications - Model: Komatsu PC450-8 / PC450LC-8 - Class: 45-ton class - Operating Weight: 45,125 kg - Standard Bucket Capacity: 2.1 m³ (Optional: 1.12–2.87 m³) - Boom Length: 7,060 mm - Arm Length: 3,380 mm - Track Shoe Width: 600 mm (triple grouser) - Track Gauge: 2,890 mm - Ground Pressure: 84.1 kPa 2. Engine - Model: SAA6D125E-5 - Rated Power: 257 kW / 345 HP @ 1,900 rpm - Displacement: 11.04 L - Bore × Stroke: 125 × 150 mm - Type: 6-cylinder, inline, water-cooled, direct injection, turbocharged, electronic control - Emission: Tier 3 / Stage 3A 3. Performance (Standard Boom & Arm) - Max. Digging Radius: 11,080 mm - Max. Digging Depth: 7,825 mm - Max. Dumping Height: 7,590 mm - Max. Digging Height: 10,780 mm - Bucket Digging Force (ISO): 278 kN (Power Max: 295 kN) - Arm Digging Force (ISO): 233 kN (Power Max: 258 kN) - Swing Speed: 9.1 rpm - Travel Speed: 3.0 / 4.2 / 5.5 km/h - Gradeability: 35° (70%) 4. Dimensions (Transport Condition) - Overall Length: 12,040 mm - Overall Width: 3,580 mm (Retracted: 3,082 mm) - Overall Height (Cab Top): 3,660 mm - Tail Swing Radius: 3,645 mm - Min. Ground Clearance: 555 mm 5. Hydraulic System - Main Pump: 2× variable displacement piston pumps - Total Flow: 690 L/min - Relief Pressure: - Travel: 37.3 MPa - Swing: 27.9 MPa - Pilot: 3.2 MPa - Hydraulic Oil Tank: 248 L 6. Capacities - Fuel Tank: 650 L - Engine Oil: 37 L - Coolant: 36 L