久保田 U 40-3

KUBOTA U40-3 Zero Tail Mini Excavator Specifications 1. Basic Machine Parameters Full Model: KUBOTA U40-3 True Zero Tail Swing Compact Crawler Excavator Standard Operating Weight (ROPS air-con cab + 300mm rubber track + standard arm + 0.14 m³ bucket + front dozer + 75kg operator): 4440 kg Steel track version weight: 4520 kg Standard Heaped Bucket Capacity (ISO): 0.14 m³ Optional bucket range: 0.11 ~ 0.18 m³ Boom Length: 3000 mm Standard Stick Length: 1500 mm Track Shoe Width: 300 mm rubber track (heavy steel track optional) Track Gauge: 1660 mm Overall Undercarriage Full Width: 1960 mm Rear Tail Swing Radius: 760 mm (zero-tail design, rear counterweight does not exceed track width) Ground Contact Pressure (300mm rubber track): 35.8 kPa Minimum Ground Clearance: 310 mm Standard Dozer Blade Size: 1960 mm width × 380 mm height 2. Engine & Power Performance (Euro Stage IIIA / EPA Tier 3 Export Version) Engine Manufacturer: KUBOTA Engine Model: V1505-T-E2B Inline 4-cylinder turbocharged water-cooled direct injection diesel Displacement: 1.498 L / 1498 cc Net Rated Power (ISO 9249 @ 2300 rpm): 31.2 kW (42 HP) Max Torque: 138 N·m @ 1500 rpm Fuel Tank Capacity: 45 L Hydraulic Oil Tank Volume: 42 L; Full system hydraulic oil volume: 68 L Engine Lubricating Oil Volume: 5.2 L Travel Speed: Low 2.8 km/h / High 4.9 km/h Swing Speed: 9.0 rpm Gradeability: 58% (30°) Max Bucket Digging Force: 32.5 kN Max Arm Crowd Force: 24.3 kN Max Drawbar Traction Force: 38.6 kN 3. Hydraulic System (Dual Variable Pump Load Sensing System) Main Pumps: Dual variable displacement axial piston pumps + 2 auxiliary gear pumps Total main pump maximum flow: 2 × 42 L/min Auxiliary gear pump flow: 30 L/min Main circuit relief pressure: 22.0 MPa Swing circuit relief pressure: 19.6 MPa Standard bidirectional auxiliary hydraulic max flow: 72 L/min Factory pre-installed proportional auxiliary piping for hydraulic breaker, auger, thumb grab Standard Functions: Straight-line travel, ISO / SAE control pattern switch, boom offset swing, auto two-speed travel, auto engine idle, Power / Eco dual working modes 4. Full Working Range Dimensions (mm, standard arm + dozer lowered) Max Horizontal Digging Reach (Ground Level): 5850 Max Digging Depth: 3385 Max Vertical Wall Digging Depth: 2665 Max Digging Height: 5465 Max Dumping Height: 3800 Minimum Front Swing Radius: 2180 5. Overall Transport Dimensions (mm, standard bucket fitted, dozer installed) Total Transport Length: 5315 Total Transport Width: 1960 Overall Transport Height (cab top): 2490