久保田 U 55-4

KUBOTA U55-4 Tight Tail Mini Excavator Specifications 1. Basic Machine Information Model: KUBOTA U55-4 Short Radius Compact Crawler Mini Excavator Standard Operating Weight (Air-con Cab + 400mm rubber track): 5470 kg Steel track cab version weight: 5570 kg Canopy rubber track weight: 5380 kg Standard Heaped Bucket Capacity: 0.18 m³ (optional: 0.14–0.23 m³) Standard Boom Length: 2615 mm Standard Stick (Arm) Length: 1550 mm Standard Track Shoe Width: 400 mm (rubber/steel optional) Overall track width: 1960 mm Ground Contact Pressure: 32.4 kPa (cab rubber track) Rear Tail Swing Radius: 1045 mm (ultra-short tight tail design for confined construction sites) 2. Engine & Power Performance Engine Manufacturer: KUBOTA (Japan) Engine Model: V2607-DI Inline 4-cylinder water-cooled direct injection diesel Displacement: 2615 cc / 2.615 L Net Rated Power (ISO9249): 33.8 kW @ 2200 rpm (45.4 HP) Gross Power: 35.5 kW @ 2200 rpm Max Torque: 146 N·m @ 1600 rpm Fuel Tank Capacity: 68 L Hydraulic Oil Reservoir: 45 L; Total Hydraulic System Volume: 79 L Travel Speed: Low 2.8 km/h / High 4.9 km/h Swing Speed: 9.3 rpm Gradeability: 58% (30°) Max Bucket Digging Force (ISO): 50.0 kN Max Arm Digging Force (ISO): 36.5 kN Max Traction Force: 43.2 kN 3. Hydraulic System Main Pump: Dual variable displacement piston pumps + gear pilot pump Main pump total flow: 2×56.1 L/min Main Relief Pressure: 24.5 MPa Standard Bidirectional Auxiliary Hydraulic Flow: 75 L/min Factory pre-installed proportional auxiliary piping for breaker, auger & thumb grab attachments Kubota HMS intelligent load-sensing hydraulic system, supports smooth simultaneous multi-action operation 4. Working Range Dimensions (mm) Max Horizontal Digging Reach (Ground Level): 5960 Max Digging Depth (Dozer blade lowered): 3630 Max Vertical Wall Digging Depth: 2920 Max Digging Height: 5665 Max Dumping Height: 4030 Standard floating dozer blade width: 1960 mm 5. Overall Transport Dimensions (mm) Total Transport Length (with standard bucket): 5500 Total Transport Width: 1960 Overall Height (cab top): 2550 Minimum Ground Clearance: 310 mm