Caterpillar 312E Excavator

Boom/Stick Excavator Option 1

Max Digging Depth 20 ft (6 m)
Max Reach Along Ground 28 ft (9 m)

Dimensions

Ground Clearance 2 ft (0 m)
Height – Top of Cab 9 ft (3 m)
Removal Counterweight Clearance 3 ft (1 m)
Tail Swing Radius 7 ft (2 m)

DRIVE SYSTEM

Maximum Drawbar Pull 25,628 lbs (11,625 kg)

Engine

Bore 4 in (11 cm)
Displacement 269 cu in (4,408 cu cm)
Engine Model Cat C4.4 ACERT
Flywheel Power 91 hp (68 kw)
Gross Power 95 hp (71 kw)
Gross Power – SAE J1995 95 hp (71 kw)
Net Power 91 hp (68 kw)
Net Power – SAE J1349 91 hp (68 kw)
Stroke 5 in (13 cm)

Hydraulic System

Boom Cylinder – Bore 4 in (10 cm)
Boom Cylinder – Stroke 40 in (102 cm)
Bucket Cylinder – Bore 4 in (10 cm)
Bucket Cylinder – Stroke 37 in (94 cm)
Maximum Pressure – Equipment 4424 psi
Maximum Pressure – Swing 3336 psi
Maximum Pressure – Travel 5076 psi
Stick Cylinder – Bore 5 in (13 cm)
Stick Cylinder – Stroke 47 in (119 cm)
Swing System – Maximum Flow 34 gpm (129 lpm)

Operating Specifications

Cooling System Fluid Capacity 6 gal (22 l)
Engine Oil Capacity 4 gal (14 l)
Fuel Capacity 66 gal (250 l)
Hydraulic System Fluid Capacity 43 gal (164 l)
Operating Weight 29,770 lbs (13,503 kg)
Swing Drive Fluid Capacity 1 gal (3 l)

Service Refill Capacities

Cooling System 6 gal (22 l)
Final Drive – Each 1 gal (3 l)
Fuel Tank Capacity 66 gal (250 l)
Hydraulic System – Including Tank 43 gal (164 l)
Hydraulic Tank 24 gal (91 l)
Swing Drive 1 gal (3 l)

Standards

Brakes ISO 10265 2008

Track

Number of Carrier Rollers – Each Side – Long Undercarriage 2 pieces
Number of Shoes – Each Side – Long Undercarriage 46 pieces
Number of Track Rollers – Each Side – Long Undercarriage 7 pieces

Undercarriage

Drawbar Pull 25,628 lbs (11,625 kg)
Max Travel Speed 3 mph (5 kph)

Weights

Maximum Operating Weight 33,080 lbs (15,005 kg)
Minimum Operating Weight 29,770 lbs (13,503 kg)
Operating Weight 33,080 lbs (15,005 kg)
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