三一重工 SY 305 C9

### Basic Specifications - **Model**: SY305C-9 - **Type**: Crawler Excavator - **Operating Weight**: **30,600 kg (standard)** / **32,800 kg (heavy-duty)** - **Bucket Capacity**: **1.45 m³** (standard; optional 1.3–1.8 m³) - **Emission Standard**: Euro II - **Engine Model**: **Isuzu 6HK1** - **Rated Power**: **190.5 kW / 2,000 rpm** - **Ground Pressure**: **62 kPa** ### Performance - **Bucket Digging Force**: **193 kN** - **Arm Digging Force**: **165 kN** - **Swing Speed**: **10.5 rpm** - **Travel Speed**: **5.1 / 3.2 km/h** (high / low) - **Gradeability**: **70% (35°)** ### Dimensions (Transport) - **Overall Length**: **10,560 mm** - **Overall Width**: **3,190 mm** - **Overall Height**: **3,430 mm** - **Track Gauge**: **2,590 mm** - **Track Shoe Width**: **600 mm** (optional 700/800 mm) - **Minimum Ground Clearance**: **500 mm** - **Tail Swing Radius**: **3,250 mm** ### Working Range - **Max. Digging Radius**: **10,620 mm** - **Max. Digging Depth**: **7,100 mm** - **Max. Digging Height**: **9,950 mm** - **Max. Dumping Height**: **6,850 mm** - **Max. Vertical Digging Depth**: **5,680 mm** ### Hydraulics - **Main Pump Type**: Variable displacement piston pump - **Pump Output**: **2 × 266 L/min** - **System Pressure**: **34.3 MPa** - **Swing Mechanism**: **1 × 11.2 kW** - **Travel Motor**: **2 × 68.6 kW** ### Fuel & Refill Capacities - **Fuel Tank**: **485 L** - **Hydraulic Tank**: **245 L** - **Engine Oil**: **28 L** - **Coolant**: **25 L**