CAT 312D Excavator


Boom/Stick Option (Hex) 1

Shipping Length Of Unit 24.97 ft in (7610 mm)
Shipping Height Of Unit 9.29 ft in (2830 mm)
Max Cutting Height 27.83 ft in (8480 mm)
Max Loading Height 20.02 ft in (6100 mm)
Max Reach Along Ground 26.81 ft in (8170 mm)
Max Vertical Wall Digging Depth 16.34 ft in (4980 mm)
Max Digging Depth 18.18 ft in (5540 mm)
Boom/Stick Option (Hex) 1 Boom 5680mm (18′ 7”) / Stick 2500mm (8\\\’ 2\\\’\\\’)

Boom/Stick Option (Hex) 2

Shipping Length Of Unit 24.91 ft in (7590 mm)
Max Cutting Height 28.15 ft in (8580 mm)
Shipping Height Of Unit 9.75 ft in (2970 mm)
Max Loading Height 20.38 ft in (6210 mm)
Max Reach Along Ground 27.66 ft in (8430 mm)
Max Vertical Wall Digging Depth 16.93 ft in (5160 mm)
Max Digging Depth 19.17 ft in (5840 mm)
Boom/Stick Option (Hex) 2 Boom 5680mm (18′ 7”) / Stick 2800mm (9\\\’ 2\\\’\\\’)

Boom/Stick Option (Hex) 3

Shipping Length Of Unit 24.97 ft in (7610 mm)
Max Cutting Height 28.55 ft in (8700 mm)
Max Loading Height 20.81 ft in (6340 mm)
Shipping Height Of Unit 9.29 ft in (2830 mm)
Max Reach Along Ground 28.29 ft in (8620 mm)
Max Vertical Wall Digging Depth 17.59 ft in (5360 mm)
Max Digging Depth 19.82 ft in (6040 mm)
Boom/Stick Option (Hex) 3 Boom 5680mm (18′ 7”) / Stick 3000mm (9\\\’ 10\\\’\\\’)

Dimensions

Ground Clearance 1.42 ft in (430 mm)
Height To Top Of Cab 9.06 ft in (2760 mm)
Width To Outside Of Tracks 8.17 ft in (2490 mm)
Length Of Track On Ground 9.13 ft in (2780 mm)
Tail Swing Radius 7.03 ft in (2140 mm)
Removal Counterweight Clearance 3.01 ft in (915 mm)

Undercarriage

Track Gauge 6.53 ft in (1990 mm)
Shoe Size 19.69 in (500 mm)
Max Travel Speed 3.42 mph (5.5 km/h)
Drawbar Pull 25628.22 lb (114 kN)
Ground Pressure 6.08 psi (41.93 kPa)

Engine Details

Engine Make CAT
Engine Model C4.2 ACERT
Net Power 90 hp (67.2 kw)
Gross Power 97 hp (72.4 kw)
Displacement 259.4 cu in (4.3 L)

Operational Specs

Operating Weight 28483.8 lb (12920 kg)
Fuel Tank Capacity 66.1 gal (250 L)
Cooling System Fluid Capacity 4.8 gal (17.9 L)
Hydraulic System Fluid Capacity 42.8 gal (162 L)
Engine Oil Capacity 5.2 gal (19.5 L)
Swing Drive Fluid Capacity 0.8 gal (3 L)
Hydraulic System Relief Valve Pressure 5076.4 psi (35000 kPa)
Hydraulic Pump Flow Capacity 33.6 gal/min (127 L/min)

Swing Mechanism

Swing Torque 22827.6 lb ft (30950 Nm)
Swing Speed 12.4 rpm

Buckets

Reference Bucket Capacity 0.7 yd3 (0.6 m3)
Minimum Bucket Capacity 0.4 yd3 (0.3 m3)
Maximum Bucket Capacity 1 yd3 (0.8 m3)
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