コマツ（小松製作所） PC 56

KOMATSU PC56 Compact Mini Excavator Specifications 1. Basic Machine Information Model: KOMATSU PC56 Short Radius Mini Crawler Excavator Standard Operating Weight (Full Air-con Cab + 400mm steel track + standard bucket): 5300 kg Canopy version operating weight: 5180 kg Standard Heaped Bucket Capacity: 0.18 m³ (optional range: 0.055–0.22 m³) Standard Boom Length: 2600 mm Standard Stick (Arm) Length: 1550 mm Standard Track Shoe Width: 400 mm triple grouser steel track Fixed overall track width: 1960 mm Ground Contact Pressure: 30.7 kPa (cab steel track version) Rear Tail Swing Radius: 1650 mm (Short tail design for narrow construction sites) 2. Engine & Power Performance Engine Manufacturer: KOMATSU (Japan) Engine Model: S4D87E-1 Inline 4-cylinder water-cooled direct injection diesel Displacement: 2.434 L / 2434 cc Net Rated Power (ISO9249): 34.5 kW @ 2300 rpm (46.2 HP) Max Torque: 148 N·m @ 1500 rpm Fuel Tank Capacity: 120 L Hydraulic Oil Tank Volume: 55 L Travel Speed: Low 2.6 km/h / High 4.1 km/h Swing Speed: 9.0 rpm Gradeability: 58% (30°) Max Bucket Digging Force (ISO): 39.0 kN Max Arm Digging Force (ISO): 27.2 kN Max Traction Force: 40.5 kN 3. Hydraulic System Main Pump: Dual variable displacement axial piston pumps + gear pilot pump (KOMATSU CLSS closed-center load-sensing system) Max total hydraulic flow: 128 L/min Main Relief Pressure: 26.5 MPa (boom & bucket circuit); 19.6 MPa (swing circuit) Standard Bidirectional Auxiliary Hydraulic Flow: 48 L/min Factory pre-installed proportional auxiliary piping for hydraulic breaker, auger & thumb grab attachments Multi-mode operation (ECO / Standard / Power) for energy saving or heavy-load digging 4. Working Range Dimensions (mm) Max Horizontal Digging Reach (Ground Level): 6130 Max Digging Depth (Dozer blade lowered): 3810 Max Vertical Wall Digging Depth: 3060 Max Digging Height: 5860 Max Dumping Height: 4130 Standard floating dozer blade width: 1960 mm 5. Overall Transport Dimensions (mm) Total Transport Length (with standard bucket): 5430 Total Transport Width: 1960 Overall Height (cab top): 2570 Minimum Ground Clearance: 325 mm