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Used Excavator Caterpillar CAT 312D Low Working Hours CAT312D 12 Ton

Categories Used Excavator Machine
Brand Name: CAT
Model Number: 312d
Certification: ISO, CE
Place of Origin: Japan
MOQ: 1
Price: negotiable
Payment Terms: T/T
Supply Ability: 10
Shipping Height: 3280mm
Manufactured Country: South Korea
Model: 320D
Max Speed: 5.Km/H
Trademark: Caterpillar
Displacement: 5.1L
Transport Width: 1500 mm
Engine Model: Yanmar 4tnv98-VSU
Year: 2015
Loacation: Shanghai China
Power: 148 hp
Weight: 7450kg
Usage: GM Excavator
Wheelbase: 1600mm
Specification: 22 ton
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Used Excavator Caterpillar CAT 312D Low Working Hours CAT312D 12 Ton

CAT 312D Excavator - Overview & Specifications

The CAT 312D is a mid-size hydraulic excavator in the 12-ton class, offering excellent versatility, performance, and efficiency for a wide variety of construction, demolition, and mining applications. The 312D is part of Caterpillar’s D Series, designed to be durable, fuel-efficient, and easy to maintain.


CAT 312D - Key Specifications

Engine:

  • Model: Caterpillar 3054C DIT
  • Type: Turbocharged, intercooled, diesel engine
  • Power Output: 81 kW (108 HP)
  • Displacement: 4.4 liters
  • Fuel Capacity: 210 liters

Performance:

  • Operating Weight: 12,200 – 12,700 kg (12.2 to 12.7 tons)
  • Bucket Capacity: 0.3 – 1.0 m³ (depending on configuration)
  • Maximum Digging Depth: 6,380 mm
  • Maximum Reach: 9,760 mm
  • Maximum Dumping Height: 7,020 mm
  • Hydraulic System Flow: 227 L/min
  • Hydraulic System Pressure: 34.3 MPa

Undercarriage & Dimensions:

  • Track Type: Steel or rubber tracks (depending on application)
  • Track Width: 600 mm
  • Overall Width: 2,590 mm
  • Overall Height: 2,870 mm
  • Overall Length: 7,520 mm
  • Tail Swing Radius: 2,480 mm (Reduced tail swing for better maneuverability)

Travel & Speed:

  • Max Travel Speed: 5.3 km/h
  • Gradeability: 35% (20 degrees)
  • Tractive Force: 91.3 kN

Features & Benefits

Powerful and Fuel-Efficient Engine:

  • The Caterpillar 3054C DIT engine is designed for excellent fuel efficiency without compromising on power. This helps in reducing operating costs in the long term.

High Performance and Productivity:

  • The 312D offers smooth hydraulic operation and precise controls, making it ideal for tough digging tasks such as trenching, foundation work, and material handling.
  • Load-sensing hydraulic system provides responsive power and reduces energy waste, enhancing productivity.

Comfortable and Safe Operator’s Cab:

  • Spacious and ergonomic cab with high visibility, easy-to-use controls, and air-conditioning for operator comfort.
  • Low vibration and noise levels reduce operator fatigue during long work hours.

Maneuverability and Durability:

  • The reduced tail swing design makes it easy to work in tight spaces or on confined job sites.
  • Reinforced structure for long-term durability in demanding working conditions.

Ease of Maintenance:

  • Designed with easy access to maintenance points, making it easier and faster to perform daily inspections and maintenance tasks.
  • Extended service intervals contribute to lower maintenance costs over time.

Applications of CAT 312D:

  • Construction: Excavating foundations, digging trenches, and backfilling.
  • Road Building: Moving materials, compacting, and roadbed preparation.
  • Demolition: Heavy lifting, breaking, and clearing debris.
  • Mining: Excavating overburden, digging and handling material in quarries.
  • Landscaping: Excavating for ponds, retaining walls, or drainage.

Why Choose the CAT 312D?

  • Fuel-efficient: It’s designed to reduce fuel consumption, saving on operating costs.
  • Versatile: With a wide range of attachments and configurations, the 312D can tackle many tasks on construction sites.
  • Reliable: Built with durable components for maximum uptime and performance in tough environments.
  • Easy to maintain: Features like extended service intervals and accessible maintenance points make this machine cost-effective in the long run.
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