Kobelco 50SR ACERA Mini Excavator


Boom/Stick Option (Hex) 1

Shipping Length Of Unit 17.16 ft in (5230 mm)
Shipping Height Of Unit 8.54 ft in (2600 mm)
Max Cutting Height 18.61 ft in (5670 mm)
Max Loading Height 13.42 ft in (4090 mm)
Max Reach Along Ground 18.87 ft in (5750 mm)
Max Vertical Wall Digging Depth 9.22 ft in (2810 mm)
Max Digging Depth 11.78 ft in (3590 mm)
Boom/Stick Option (Hex) 1 Boom 9’2″ (2790 mm) / Stick 5’1″” (1560 mm)

Boom/Stick Option (Hex) 2

Shipping Length Of Unit 17.85 ft in (5440 mm)
Shipping Height Of Unit 8.54 ft in (2600 mm)
Max Cutting Height 19.3 ft in (5880 mm)
Max Loading Height 14.08 ft in (4290 mm)
Max Reach Along Ground 19.85 ft in (6050 mm)
Max Digging Depth 12.8 ft in (3900 mm)
Max Vertical Wall Digging Depth 10.24 ft in (3120 mm)
Boom/Stick Option (Hex) 2 Boom 9’2″” (2790 mm) / Stick 6’2″” (1870 mm)

Dimensions

Width To Outside Of Tracks 6.57 ft in (2000 mm)
Length Of Track On Ground 6.47 ft in (1970 mm)
Ground Clearance 1.14 ft in (345 mm)
Height To Top Of Cab 8.54 ft in (2600 mm)
Tail Swing Radius 3.22 ft in (980 mm)
Removal Counterweight Clearance 2.09 ft in (635 mm)

Undercarriage

Shoe Size 15.75 in (400 mm)
Track Gauge 5.12 ft in (1560 mm)
Max Travel Speed 2.86 mph (4.6 km/h)
Ground Pressure 3.92 psi (27.03 kPa)

Engine Details

Number Of Cylinders 4
Engine Make Yanmar
Engine Model 4TNV88-BXYB
Net Power 39.3 hp (29.4 kw)
Power Measured @ 2400 rpm
Displacement 133.6 cu in (2.2 L)
Max Torque 96.8 lb ft (131.3 Nm)
Torque Measured @ 1440 rpm

Operational Specs

Operating Weight 10273.6 lb (4660 kg)
Fuel Tank Capacity 14.1 gal (53 L)
Cooling System Fluid Capacity 1.6 gal (6 L)
Hydraulic System Fluid Capacity 16.7 gal (63 L)
Engine Oil Capacity 2 gal (7.4 L)
Operational Voltage 12 V
Alternator Supplied Amperage 55 amps
Hydraulic System Relief Valve Pressure 3336 psi (23000.9 kPa)
Hydraulic Pump Flow Capacity 30.2 gal/min (114 L/min)

Swing Mechanism

Swing Speed 8.8 rpm
Swing Torque 966 lb ft (1309.8 Nm)

Buckets

Reference Bucket Capacity 0.4 yd3 (0.3 m3)
Minimum Bucket Capacity 0.2 yd3
Maximum Bucket Capacity 0.5 yd3 (0.4 m3)

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