久保田 U 55-4

### Kubota U55-4 – Specifications #### Basic Information - **Model**: U55-4 (Zero Swing) - **Type**: Mini Crawler Excavator (5.5t class) - **Operating Weight**: **5,400 kg** (standard) - **Standard Bucket Capacity**: **0.21 m³** - **Country of Origin**: Japan #### Engine - **Manufacturer**: Kubota - **Model**: **V2607DI** - **Net Power**: **33.8 kW (46 hp) @ 2,200 rpm** - **Emission Standard**: **EU Stage V / Tier 4F** - **Displacement**: **2.615 L** - **Fuel Tank Capacity**: **68 L** #### Dimensions (mm) - **Transport Length × Width × Height**: **5,500 × 1,960 × 2,550** - **Track Shoe Width**: **400 mm** (rubber/steel) - **Standard Arm (Stick) Length**: **1,500 mm** #### Performance - **Max Digging Depth**: **3,630 mm** - **Max Digging Reach**: **6,100 mm** - **Travel Speed (Low/High)**: **2.8 / 4.9 km/h** - **Swing Speed**: **9.3 rpm** - **Bucket Breakout Force**: **41.4 kN** - **Gradeability**: **30° (58%)** #### Hydraulics - **Main Pump Flow**: **140 L/min** - **System Pressure**: **24.5 MPa** - **Auxiliary Hydraulic Flow**: **75 L/min**