ヤンマー Vio 55

### YANMAR ViO55 (5.5t Mini Excavator) – English Specifications #### 1. General - **Model:** Yanmar ViO55 (True Zero Tail Swing) - **Operating Weight:** 5,255 kg (11,585 lb) – Rubber track, canopy - **Bucket Capacity (ISO Heaped):** 0.16 m³ (0.21 yd³) - **Tail Swing:** Zero tail (upper frame within track width) #### 2. Engine - **Model:** Yanmar 4TNV84T-ZMBV (4-cylinder, turbo diesel) - **Gross Power:** 33.4 kW (44.8 HP) @ 2,200 rpm - **Net Power:** 31.0 kW (41.6 HP) @ 2,200 rpm - **Displacement:** 2.189 L (133.6 cu.in) - **Emission:** EU Stage V / EPA Tier 4 Final - **Fuel Tank:** 66 L (17.4 gal) #### 3. Dimensions (mm) - **Overall Length:** 5,450 - **Overall Width:** 1,990 - **Overall Height (Canopy):** 2,620 - **Track Length:** 2,500 - **Track Shoe Width:** 400 mm (rubber/steel) - **Min. Ground Clearance:** 320 #### 4. Digging Performance - **Max. Digging Depth:** 4,115 mm (13 ft 6 in) - **Max. Digging Radius (Ground):** 6,250 mm - **Max. Loading Height:** 4,280 mm - **Bucket Breakout Force:** 33.2 kN (7,464 lbf) - **Arm Breakout Force:** 24.4 kN (5,485 lbf) #### 5. Hydraulic System - **Pump Type:** 2× variable displacement + 2× gear pumps - **Main Pump Flow:** 45.8 L/min (12.1 gpm) ×2 - **Aux. Hydraulic Flow:** 37.0 L/min (9.8 gpm) - **Relief Pressure:** 24.5 MPa (3,553 psi) #### 6. Undercarriage & Travel - **Travel Speed (Low/High):** 2.0 / 3.9 km/h (1.2 / 2.4 mph) - **Swing Speed:** 10 rpm - **Track Type:** Rubber (std) / Steel (opt) #### 7. Standard Bucket - **Width:** 700 mm - **Capacity:** 0.16 m³ (ISO)