久保田 U 20

KUBOTA U20 Zero Tail Mini Excavator Specification 1. Basic Machine Data Model: Kubota U20 Zero Tail Swing Micro Crawler Excavator Standard Operating Weight (Canopy + 250mm rubber track + full fluid): 2365 kg Standard Heaped Bucket Capacity: 0.066 m³ Optional Bucket Range: 0.05 ~ 0.08 m³ Standard Track Shoe Width: 250 mm (rubber track) Dozer Blade Dimension: 1300 mm (W) × 295 mm (H)株式会社ク... Fuel Tank Capacity: 28 L Hydraulic Oil Tank Capacity: 22 L 2. Engine System Engine Manufacturer: Kubota Engine Model: D1105-E4, 3-cylinder water-cooled naturally aspirated direct injection diesel engine Displacement: 1123 cc (1.123 L) Net Rated Power (ISO 9249): 14 kW @ 2200 rpm Max Torque: 72 N·m @ 1600 rpm Air filter: Single-stage dry type with pre-cleaner 3. Hydraulic System (HMS 3-Pump Independent Circuit) Main Pumps: 2 variable displacement axial piston pumps + 1 gear pump Auxiliary Hydraulic Max Flow: 46 L/min Main System Working Pressure: 20.6 MPa Swing Circuit Pressure: 19.6 MPa Standard auxiliary piping for hydraulic breaker & auger attachments Boom & arm cylinder safety holding valves equipped Straight travel circuit for smooth compound operation 4. Working Performance Parameters (Unit: mm) Max Digging Depth: 2420 Max Vertical Wall Digging Depth: 1900 Max Ground Digging Radius: 4170 Max Dumping Height: 2440 Max Digging Height: 3880 Bucket Breakout Force: 18.4 kN Arm Breakout Force: 11.6 kN Travel Speed (Low / High): 2.1 / 4.0 km/h Max Travel Speed: 4.0 km/h Swing Speed: 9.6 rpm Minimum Rear Tail Swing Radius: 710 mm Gradeability: 30° (58%) Minimum Ground Clearance: 170 mm 5. Overall Transport Dimension (Canopy Model, mm) Overall Transport Length: 3850 Overall Transport Width: 1300 (narrow retracted track) / 1500 (wide extended track) Overall Transport Height (Canopy Top): 2380 Track Base Length: 1860 Transport Size (L × W × H, narrow track): 3850 × 1300 × 2380 6. Operator & Safety Configuration ROPS / FOPS Level I certified open canopy operator station Adjustable suspension seat with retractable safety belt Simple analog monitor with basic fault self-diagnosis Panoramic transparent guard window, rearview mirror Standard travel alarm, front working light, swing parking brake