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312D2 GC

Small Excavators

Good machine performance combined with low owning and operating costs make the Cat 312D GC Series 2 hydraulic excavator the preferred machine of choice for utility contractors. Unmatched versatility, improved controllability, easy operation, and a comfortable, redesigned operator station help make the 312D GC Series 2 an industry-leading performer.

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Engine Model 3054C
Flywheel Power 56 kW
Bore 105 mm
Stroke 127 mm

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FEATURES & BENEFITS

Operator Station

Operator StationThe ergonomically designed operator station is spacious, quiet, and comfortable, assuring high productivity during a long work day. All switches are locat... Read more

Engine

The Cat 3054C engine has been designed to meet U.S. EPA Tier 2 and EU Stage II equivalent emission standards. This engine incorporates a time-proven mechanical governor a... Read more

Hydraulics

Outstanding PerformanceThe 312D GC Series 2 hydraulic system is designed for high efficiency and performance. This compact design utilizes short tubes and lines to reduce... Read more

Undercarriage and Structures

Caterpillar uses advanced engineering and software to analyze all structures, creating a durable, reliable machine for robust applications. More than 70 percent of the st... Read more

Front Linkage

Cat booms and sticks are welded, box-section structures with thick multi-plate high-strength steel fabrications. Service intervals are extended with self-lubricating bear... Read more

Versatility

Cat Buckets and Cat Ground Engaging Tools (GET) are designed and matched to the machine ensuring optimal performance and fuel consumption. They are built to Caterpillar s... Read more

Service and Maintenance

Ground Level ServiceThe design and layout of the 312D GC Series 2 was made with the service technician in mind. Most service locations are easily accessible at ground lev... Read more

Complete Customer Support

Product SupportYou will find nearly all parts at our dealer parts counter. Cat dealers utilize a worldwide computer network to find in-stock parts to minimize machine dow... Read more

SPECIFICATIONS FOR 312D2 GC

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Engine
Engine Model 3054C
Flywheel Power 56 kW
Bore 105 mm
Stroke 127 mm
Engine Power - ISO 14396 59 kW
Net Power - SAE J1349/ISO 9249 56 kW
Note The 312D GC Series 2 meets EU Stage II or IIIB equivalent sound standard.
Weights
Operating Weight 12500 kg
Operating Weight - Standard Undercarriage 12500 kg
Swing Mechanism
Swing Speed 11.2 r/min
Drive
Maximum Drawbar Pull 114 kN
Maximum Travel Speed 5.1 km/h
Hydraulic System
Main System - Maximum Flow - Total 232 l/min
Boom Cylinder - Bore 110 mm
Stick Cylinder - Stroke 1197 mm
Stick Cylinder - Bore 120 mm
Maximum Pressure - Travel 35000 kPa
Pilot System - Maximum Pressure 4120 kPa
Maximum Pressure - Equipment 30500 kPa
Maximum Pressure - Swing 23000 kPa
Bucket Cylinder - Stroke 939 mm
Pilot System - Maximum Flow 21.9 l/min
Bucket Cylinder - Bore 100 mm
Boom Cylinder - Stroke 1015 mm

SELECT MODELS TO COMPARE

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312 GC

Net Power - ISO 9249 71.2 kW
Engine Model Cat C3.6
Engine Power - ISO 14396 74.4 kW
Bore 98 mm
Small Excavators

319D L/319D LN

Engine Model Cat® C4.2 ACERT™
Flywheel Power 93 kW
Gross Power 98 kW
ISO 9249 93 kW
Small Excavators

313D2 GC (2017)

Daya Bersih - ISO 9249 68 kW
Model Engine C4.4
Daya Engine - ISO 14396 75 kW
Diameter 105 mm
Small Excavators

315 GC

Net Power - ISO 9249 54 kW
Engine Model Cat C3.6
Engine Power - ISO 14396 55 kW
Bore 98 mm
Small Excavators

315F L

Engine Model Cat C4.4 ACERT
Flywheel Power 72 kW
Bore 105 mm
Stroke 127 mm
Small Excavators

317 GC

Net Power - ISO 9249 89 kW
Engine Model Cat C3.6
Engine Power - ISO 14396 90 kW
Bore 98 mm
Small Excavators

315F L Forestry (2017)

Net Power - ISO 9249 72 kW
Engine Model Cat C4.4
Bore 105 mm
Stroke 127 mm
Small Excavators

318F L

Net Power - ISO 9249 88 kW
Engine Model C4.4
Engine Power - ISO 14396 91 kW
Bore 105 mm
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