沃尔沃 EC 300

### VOLVO EC300 Specifications #### 1. General - **Model**: EC300 (Crawler Excavator) - **Operating Weight**: **30,000–33,150 kg** (66,139–73,083 lbs) - **Engine Model**: **Volvo D8M** (6-cylinder, turbocharged diesel) - **Rated Power (Gross)**: **189 kW / 253 HP @ 1,600 rpm** - **Displacement**: 7.7 L - **Emission Standard**: Tier 3 / Stage IIIA / China IV #### 2. Bucket & Digging Performance - **Standard Bucket Capacity**: **1.2–2.0 m³ (SAE)** - **Max Digging Depth**: **6,845–7,050 mm** - **Max Ground Reach**: **10,185–10,700 mm** - **Max Cutting Height**: 9,810 mm - **Breakout Force (Normal/Boost)**: **190 / 207 kN** - **Tear-out Force (Normal/Boost)**: **136 / 148 kN** #### 3. Dimensions (Std. 6.2m Boom + 2.75m Arm) - **Transport Length**: 10,420 mm - **Transport Width**: **3,190 mm** - **Transport Height**: 3,125 mm - **Track Length (Ground)**: 4,020 mm - **Track Shoe Width**: **600 mm** (standard) - **Ground Pressure**: 62.5 kPa (9.1 psi) - **Tail Swing Radius**: **3,120 mm** #### 4. Hydraulic System - **Main Pumps**: 2 × variable displacement piston pumps - **Max Flow**: **460 L/min** - **Relief Pressure**: 31,000 kPa (4,496 psi) - **Swing Speed/Torque**: **11 rpm / 115 kNm** #### 5. Undercarriage & Travel - **Travel Speed (Low/High)**: 3.6 / **5.6 km/h** - **Gradeability**: 35° (70%) - **Track Rollers (per side)**: 8 - **Carrier Rollers (per side)**: 2 #### 6. Capacities - **Fuel Tank**: **520 L** - **Hydraulic Oil Tank**: 245 L - **Engine Oil**: 28 L - **Cooling System**: 38 L