جديد حفارة مجنزرة Develon DX220LCA-2N

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## DEVELON DX220LCA-2N

### 1. General
- Model: **DX220LCA-2N**
- Type: Crawler excavator
- Operating weight: **20,500 – 21,600 kg**
- Standard bucket: **0.92 m³ (SAE heaped)**
- Bucket range: 0.92 – 1.40 m³
- Transport dimensions (L×W×H): **9,520 × 2,990 × 3,060 mm**

### 2. Engine – Cummins **6BTAA5.9-C150** (Tier 2)
- Manufacturer: Dongfeng Cummins
- Model: **6BTAA5.9-C150**
- Type: Inline 6-cylinder, 4-stroke, turbocharged & intercooled diesel
- Displacement: **5.9 L (5,883 cc)**
- Bore × stroke: **102 mm × 119 mm**
- Rated power (Net, SAE J1349): **112 kW (150 HP) @ 2,200 rpm**
- Max torque: **655 N·m @ 1,500 rpm**
- Compression ratio: 17.5:1
- Fuel system: Inline injection pump (P7100)
- Air cleaner: Dry type, double element
- Starter: 24 V × 4.5 kW
- Batteries: 2 × 12 V / 100 Ah

### 3. Hydraulic System
- Main pumps: 2 × variable displacement axial piston pumps
- Max flow (total): 2 × 280 L/min @ 2,200 rpm
- System pressure: **330 bar (33 MPa)**
- Swing motor: Axial piston, fixed displacement
- Swing speed: **10.2 rpm**
- Swing torque: 52 kN·m
- Control valve: Closed-center, load-sensing

### 4. Working Range (std. 5.7 m boom + 2.9 m arm)
- Max digging reach: **9,530 mm**
- Max digging depth: **6,615 mm**
- Max digging height: **9,620 mm**
- Max dumping height: **6,640 mm**
- Max vertical wall depth: 5,450 mm

### 5. Digging Forces (ISO)
- Bucket breakout force: **126 kN**
- Arm crowd force: **112 kN**
- Boom lifting force: 185 kN

### 6. Undercarriage & Travel
- Track type: Heavy-duty, sealed & lubricated links
- Track shoe width: **600 mm (std)**
- Track rollers (each side): 7
- Carrier rollers (each side): 2
- Ground pressure: **0.58 kgf/cm² (57 kPa)**
- Travel speed (low/high): **2.96 / 5.12 km/h**
- Gradeability: **70% (35°)**
- Drawbar pull: 205 kN

### 7. Capacities
- Fuel tank: **400 L**
- Hydraulic oil tank: **250 L**
- Engine oil: **24 L**
- Cooling system: **28 L**
- Swing drive: 5.5 L
- Final drive (each): 4.2 L

### 8. Cabin & Options
- Cabin: ROPS-certified, sound-suppressed
- HVAC: Heater & air conditioner (std)
- Seat: Suspension seat, adjustable
- Controls: Pilot joysticks
- Monitor: LCD multi-function display
- Optional: Hammer circuit, quick coupler, 700 mm shoes

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