حفارة مجنزرة Hyundai R305LC-7

Detailed Specifications
Power & Engine
• Engine Model: Cummins B5.9-C
• Type: 6-Cylinder, Water-Cooled, Turbocharged Diesel Engine.
• Displacement: 5.9 L
• Rated Power (Net): 152 kW (204 hp) @ 2,000 rpm
• Emission Standard: Compliant with Tier 3 / EPA Tier 2 regulations. This is a key differentiator from the newer Dash-9 models.
Weights & Dimensions
• Operating Weight: 30,200 kg (66,580 lb)
• Track Shoe Width: Common options are 600 mm (24") and 700 mm (28").
• Ground Pressure: Approximately 45.1 kPa (6.54 psi) with 600mm shoes.
Undercarriage
• Type: Long Undercarriage (LC) for enhanced stability.
• Track Gauge: 2,590 mm (8' 6")
• Length of Track on Ground: 4,370 mm (14' 4")
• Number of Rollers (each side): 2 Carrier + 9 Track Rollers
Hydraulic System
• Main Pump: Variable Displacement Axial Piston Pump x 2
• Main Relief Pressure: 34.3 MPa (4,974 psi)
• Pilot Pressure: 3.9 MPa (566 psi)
• Hydraulic Flow: 2 x 242 L/min (2 x 64 gpm)
Performance & Capacities
• Fuel Tank Capacity: 510 L (135 US gal)
• Hydraulic Oil Tank Capacity: 190 L (50 US gal)
• Swing Speed: 12.2 rpm
• Travel Speed:
◦ High: 5.5 km/h (3.4 mph)
◦ Low: 3.5 km/h (2.2 mph)
• Drawbar Pull: 240 kN (53,950 lbf)
• Gradeability: 70% (35°)
Breakout Force & Lift Capacity
• Arm Force (Crowd): 18,700 kgf (41,230 lbf)
• Bucket Force (Digging): 21,300 kgf (46,960 lbf)
• Maximum Lift Capacity @ 10m Ground Level: Approximately 7,200 kg (15,870 lb) - Varies with attachment and reach.
Attachments
• Standard Bucket Capacity Range: 1.12 - 1.45 m³ (1.46 - 1.90 yd³)
• Arm Options: Typically equipped with a standard or medium-length arm.