CAT 307B Mini Excavator


Boom/Stick Option (Hex) 1

Max Cutting Height 23.92 ft in (7290 mm)
Max Loading Height 16.9 ft in (5150 mm)
Max Reach Along Ground 20.35 ft in (6200 mm)
Max Vertical Wall Digging Depth 11.95 ft in (3640 mm)
Max Digging Depth 13.49 ft in (4110 mm)
Boom/Stick Option (Hex) 1 boom w/ stick 1670mm

Boom/Stick Option (Hex) 2

Max Cutting Height 25.23 ft in (7690 mm)
Max Loading Height 18.25 ft in (5560 mm)
Max Reach Along Ground 22.05 ft in (6720 mm)
Max Digging Depth 15.26 ft in (4650 mm)
Max Vertical Wall Digging Depth 13.65 ft in (4160 mm)
Boom/Stick Option (Hex) 2 boom w/ stick 2210mm

Dimensions

Width To Outside Of Tracks 7.22 ft in (2200 mm)
Length Of Track On Ground 6.96 ft in (2120 mm)
Ground Clearance 1.25 ft in (380 mm)
Height To Top Of Cab 8.63 ft in (2630 mm)
Tail Swing Radius 5.75 ft in (1750 mm)
Removal Counterweight Clearance 2.58 ft in (785 mm)

Undercarriage

Shoe Size 17.72 in (450 mm)
Track Gauge 5.75 ft in (1750 mm)
Drawbar Pull 12130 lb (53.96 kN)
Max Travel Speed 3.11 mph (5 km/h)

Engine Details

Engine Make Mitsubishi
Engine Model 4M40E1
Gross Power 55 hp (41.1 kw)
Displacement 173 cu in (2.9 L)
Bore 3.7 in (94 mm)
Stroke 4 in (101.6 mm)
Engine Model 4M40E1
Flywheel Power 54 hp (40.3 kw)
Eec 80/1269 54 hp (40.3 kw)
Sae J1349 54 hp (40.3 kw)
Iso 9249 54 hp (40.3 kw)

Operational Specs

Operating Weight 14330.1 lb (6500 kg)
Fuel Tank Capacity 35.7 gal (135 L)
Hydraulic System Fluid Capacity 24.9 gal (94 L)
Hydraulic System Relief Valve Pressure 4550 psi (31371.2 kPa)

Weights

Operating Weight 17235 lb (7817.7 kg)

Hydraulic System

Pilot System – Maximum Flow 4.9 gal/min
Pilot System – Maximum Pressure 500 psi
Maximum Pressure – Travel 4550 psi
Maximum Pressure – Swing 3980 psi
Maximum Pressure – Implements 3980 psi
Main Implement System – Maximum Flow (2x) 17 gal/min
Boom Cylinder – Bore 4.3 in (109.3 mm)
Boom Cylinder – Stroke 39.3 in (998.3 mm)
Stick Cylinder – Bore 3.5 in (88.9 mm)
Stick Cylinder – Stroke 36.7 in (932.2 mm)
Blade – Maximum Flow 9 gal/min
Blade System – Maximum Pressure 2990 psi
Swing Boom System – Maximum Pressure 2990 psi

Service Refill Capacities

Cooling System 4 gal (15.2 L)
Fuel Tank Capacity 35.7 gal (135.2 L)
Final Drive – Each 0.5 gal (1.8 L)
Hydraulic Tank 15 gal (56.8 L)
Hydraulic System – Including Tank 24.8 gal (93.9 L)
Engine Oil 1.9 gal (7.2 L)
Swing Drive – Each 0.4 gal (1.6 L)

Drive

Maximum Drawbar Pull 12810 lb (5810.6 kg)
Travel Speed 3.1 mph (5 km/h)
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