حفارة ذات العجلات Caterpillar CAT M317

1. Power & Engine
• Engine Model: Caterpillar C3.8
• Engine Type: Turbocharged Diesel with ACERT Technology, Electronically Controlled
• Displacement: 3.8 L
• Gross Power: 107 kW / 143 hp (ISO 14396)
• Net Power: 103 kW / 138 hp (ISO 9249)
• Emission Compliance: Stage V / EU Stage V compliant.
• Key Feature: Features an Eco Mode and often a Smart Mode that automatically optimizes engine and hydraulic performance for the task, significantly reducing fuel consumption.
2. Weights & Dimensions
• Operating Weight: Approximately 16,500 - 17,500 kg (standard configuration with cab)
• Maximum Reach at Ground Level: Up to ~10.1 meters
• Maximum Digging Depth: Up to ~6.9 meters (with long arm)
• Dumping Height: Up to ~6.8 meters
• Bucket Digging Force (ISO): 92 - 100 kN
• Stick Digging Force (ISO): 60 - 66 kN
• Lift Capacity (Over Front @ 6m): Approximately 3,300 kg (with outriggers, SAE).
3. Undercarriage & Mobility
• Drive System: All-wheel drive (4x4) with a locking differential.
• Axles: Robust oscillating axles for excellent ground contact and stability.
• Transmission: Advanced hydrostatic transmission with 2-speed travel.
• Maximum Travel Speed: Up to 40 km/h.
• Brakes: Service brakes integrated into the travel motors. Spring-applied, hydraulic-release parking brake.
• Steering: Four steering modes: front, rear, coordinated (crab), and 2-wheel.
• Tires: Common size 17.5-25 or 23.5-25.
• Outriggers: Box-section, front and rear, with a large span and float function.
4. Hydraulics
• Hydraulic System: Load Sensing (LS) with Flow On Demand for exceptional metering control and low fuel use.
• Main Pumps: Variable displacement piston pumps.
• Total Flow: Up to ~2 x 180 L/min.
• Working Pressure: 350 bar
• Auxiliary Circuits: Standard with one or two proportional lines. Can be configured for continuous flow (hydraulic hammer circuit) or pressure-on-demand.
• Pilot System: Electro-hydraulic joystick controls (EH) for low effort and customizable response.
5. Cab & Controls (A Major Highlight)
• Cab Type: Next-Generation Cab (M-Series) with superior sound insulation, panoramic glass, and ROPS/FOPS certification.
• Operator Interface:
◦ Standard: Large 8-inch (or larger) touchscreen LCD monitor (Cat Color Display).
◦ Standard: Integrated rearview camera display.
◦ Advanced Joysticks: Programmable buttons on the joysticks for auxiliary functions.
◦ **Cat Product Link™ as standard for remote data and fleet management.
◦ Optional: Cat Grade with 2D/3D, Advanced Payload, and Assist systems (e.g., Swing Assist, Return-to-Dig) are readily available.
• Climate Control: Fully automatic air conditioning and heating system.
• Seat: High-comfort, air-suspension seat with multi-adjustability.