حفارة مجنزرة Caterpillar 336

# Next Generation Cat® 336 Hydraulic Excavator
## Weights & Bucket
- Operating weight: **36,800 ~ 37,500 kg**（Reach boom, R3.2m stick, standard 600mm track shoes）
- Standard bucket capacity: **1.87 m³**
- Boom: Reach boom **6.5 m**
- Stick: **R3.2 m**

## Engine
- Model: **Cat C7.1** 6-cylinder turbo diesel
- Net power (ISO 9249): **223.5 kW (300 hp) @ 2000 rpm**
- Gross power (ISO 14396): **225 kW (302 hp)**
- Displacement: **7.01 L**
- Bore × Stroke: **105 mm × 135 mm**
- Emission: China Stage IV / Tier 4 Final / Stage V（按销售区域）

## Hydraulics
- Max main pump flow: **560 L/min**
- Implement circuit pressure: **350 bar (35,000 kPa)**
- Lift mode pressure: **380 bar (38,000 kPa)**
- Travel circuit pressure: **350 bar (35,000 kPa)**
- Swing circuit pressure: **294 bar (29,400 kPa)**

## Swing
- Swing speed: **10.2 rpm**
- Max swing torque: **113 kN·m**

## Digging Performance
- Bucket digging force: **184 kN**
- Stick digging force: **154 kN**
- Max digging depth: **7550 mm**
- Max ground reach: **11,060 mm**
- Max cutting height: **10,240 mm**
- Max dump height: **6890 mm**

## Travel & Undercarriage
- Max travel speed: **5.1 km/h**
- Max drawbar pull: **302.5 kN**
- Max gradeability: **35° (70%)**
- Standard track shoe: **600 mm**; optional 700/800 mm

## Service Refill Capacities
- Fuel tank: **510 L**
- Hydraulic tank: **161 L**
- Full hydraulic system: **373 L**
- Engine oil: **25 L**
- Cooling system: **25 L**
- DEF tank（Tier4/StageV）: **50 L**