used excavator cat312 original digger for sale

The Caterpillar 312D is a versatile and efficient hydraulic excavator designed for a wide range of construction and excavation tasks.Manufactured by Caterpillar Inc., it combines advanced technology with robust engineering to deliver high performance and reliability.

🏗️ General Specifications

• Engine Model: Caterpillar C4.2 ACERT
• Gross Power: 97 hp (72.4 kW)
• Net Power: 90 hp (67.2 kW)
• Displacement: 4.3 L
• Operating Weight: 12,920 kg (28,484 lbs)
• Fuel Tank Capacity: 250 L (66.1 gal)
• Hydraulic System Fluid Capacity: 162 L (42.8 gal)
• Hydraulic Pump Flow Capacity: 127 L/min (33.6 gpm)
• Hydraulic System Relief Valve Pressure: 35,000 kPa (5,076.4 psi)
• Swing Speed: 12.4 rpm
• Swing Torque: 30,950 Nm (22,827.6 lb·ft)
• Maximum Travel Speed: 5.5 km/h (3.42 mph)
• Ground Pressure: 41.93 kPa (6.08 psi)

📏 Dimensions

• Shipping Length: 7.61 m (24.97 ft)
• Shipping Height: 2.83 m (9.29 ft)
• Width to Outside of Tracks: 2.49 m (8.17 ft)
• Height to Top of Cab: 2.76 m (9.06 ft)
• Tail Swing Radius: 2.14 m (7.03 ft)
• Length of Track on Ground: 2.78 m (9.13 ft)
• Track Gauge: 1.99 m (6.53 ft)
• Shoe Size: 500 mm (19.69 in)
• Ground Clearance: 1.42 ft (430 mm)

🔧 Performance & Capabilities

• Maximum Digging Depth: 5.54 m (18.18 ft) Ground**: 8.17 m (26.81 ft)
• Maximum Vertical Wall Digging Depth: 4.98 m (16.34 ft)
• Maximum Loading Height: 6.10 m (20.02 ft)
• Maximum Cutting Height: 8.48 m (27.83 ft)
• Maximum Bucket Capacity: 0.8 m³ (1.0 yd³)
• Minimum Bucket Capacity: 0.3 m³ (0.4 yd³)
• Reference Bucket Capacity: 0.6 m³ (0.7 yd³)

🛠️ Features & Benefits

• Enhanced Hydraulics: The 312D features a hydraulic system with 35 kPa pressure for increased lift, swing torque, and breakout forces, ensuring high efficiency and performance.
• Operator Comfort: The redesigned operator station offers improved controllability, easy operation, and a comfortable environment, making it suitable for long working hours.
• Maintenance Accessibility: Equipped with S·O·S sampling ports and hydraulic test ports, along with a test connection for the Cat Electronic Technician (Cat ET) service tool, facilitating easy diagnostics and maintenance. Extended Service Intervals: Designed with extended service and maintenance intervals to reduce downtime and increase machine availability.

📸 Visual Overview

For more detailed specifications and information, you can refer to the official Caterpillar documentation or visit the Caterpillar 312D/312D L Excavators page.