حفارة مجنزرة Caterpillar 330GC

1. Power & Engine
• Engine Model: Caterpillar C7.1
• Engine Type: Turbocharged Diesel, ACERT Technology, Electronic Control
• Displacement: 7.1 L
• Gross Power: 186 kW / 249 hp
• Net Power: 181 kW / 243 hp
• Emission Compliance: Tier 4 Final / EU Stage V.
• Key Feature: Optimized for fuel efficiency with a standard Eco Mode and a simplified, efficient hydraulic system.
2. Weights & Dimensions
• Operating Weight: Approximately 30,200 - 32,000 kg (varies with undercarriage and bucket). Common weight is ~30,800 kg (67,900 lb).
• Standard Bucket Capacity: 1.15 - 1.57 m³ (1.5 - 2.05 yd³) – GP bucket range.
• Maximum Reach at Ground Level: 10.3 m (33'9") (with 5.64m stick)
• Maximum Digging Depth: 6.73 m (22'1") (with 5.64m stick)
• Maximum Cutting Height: 9.71 m (31'10")
• Bucket Digging Force (ISO): 181 kN
• Stick Digging Force (ISO): 138 kN
3. Undercarriage
• Carrier Type: Reinforced Crawler, designed for durability.
• Shoe Width Options: Standard 600 mm (24") or wide 700 mm (28") for low ground pressure.
• Track Gauge: 2,390 mm (7'10")
• Ground Pressure: ~52 kPa (7.6 psi) with 600mm shoes.
• Drive System: Independent high-speed travel motors.
4. Hydraulics
• Hydraulic System: Cat Advanced Hydraulic System (AHS) with variable-speed fan.
• System Type: Positive Flow Control (PFC) – A robust and efficient system optimized for straightforward digging cycles and excellent fuel economy.
• Main Pumps: Two variable displacement axial piston pumps.
• Total Flow: 2 x 257 L/min
• Relief Valve Pressure: 34,300 kPa (4,975 psi)
• Auxiliary Hydraulics: Optional, available in standard-flow and high-flow configurations for attachments.
5. Cab & Controls
• Cab Type: ROPS/FOPS certified, spacious, and quiet.
• Operator Interface:
◦ Standard: Analog gauges and a clear LCD monitor for vital machine information (like the 336GC).
◦ Simple, intuitive pilot controls.
◦ Optional: Rearview camera for enhanced safety.
◦ Note: Like its larger sibling, advanced grade assist and 3D systems are not standard but may be available as options.
• Climate Control: Efficient heating and air conditioning system.
• Seat: High-back, adjustable suspension seat.