- Category: Mini Excavators ➔
- Manufacturer: Komatsu ➔
- Model: PC78MR-6 ➔
The Komatsu PC78MR-6 Mini Excavator is a powerful and versatile machine designed for various excavation tasks. With a maximum cutting height of 22.4 ft and a maximum digging depth of 15.6 ft, this excavator offers impressive reach and capabilities. Equipped with a turbocharged engine delivering 54 horsepower, along with a hydraulic pump flow capacity of 42.3 gpm, this machine ensures efficient performance on the job site. Additionally, with its compact design and user-friendly controls, the PC78MR-6 is suitable for navigating tight spaces while maintaining stability and power.
Boom/Stick Excavator Option 1
Max Cutting Height | 22 ft (7 m) |
Max Digging Depth | 14 ft (4 m) |
Max Loading Height | 15 ft (5 m) |
Max Reach Along Ground | 23 ft (7 m) |
Max Vertical Wall Digging Depth | 10 ft (3 m) |
Shipping Height of Unit | 9 ft (3 m) |
Shipping Length of Unit | 20 ft (6 m) |
Boom/Stick Excavator Option 2
Max Cutting Height | 22 ft (7 m) |
Max Digging Depth | 16 ft (5 m) |
Max Loading Height | 16 ft (5 m) |
Max Reach Along Ground | 25 ft (7 m) |
Max Vertical Wall Digging Depth | 11 ft (3 m) |
Shipping Height of Unit | 9 ft (3 m) |
Shipping Length of Unit | 20 ft (6 m) |
Bucket
Maximum Bucket Capacity | 1 cu yd (0 cu m) |
Minimum Bucket Capacity | 0 cu yd (0 cu m) |
Reference Bucket Capacity | 0 cu yd (0 cu m) |
Dimensions
Ground Clearance | 1 ft (0 m) |
Height - Top of Cab | 9 ft (3 m) |
Removal Counterweight Clearance | 3 ft (1 m) |
Tail Swing Radius | 5 ft (1 m) |
Width to Outside of Tracks | 8 ft (2 m) |
Engine
Aspiration | Turbocharged with aftercooler |
Displacement | 199 cu in (3,261 cu cm) |
Engine Model | S4D95LE-3 |
Net Power | 54 hp (40 kw) |
Number of Cylinders | 4 |
Power Measured @ | 1850 rpm |
Operating Specifications
Alternator Supplied Amperage | 25 amps |
Cooling System Fluid Capacity | 3 gal (11 l) |
Engine Oil Capacity | 2 gal (8 l) |
Fuel Capacity | 33 gal (125 l) |
Hydraulic Pump Flow Capacity | 42 gpm (160 lpm) |
Hydraulic System Fluid Capacity | 29 gal (110 l) |
Hydraulic System Relief Valve Pressure | 3840.4 psi |
Operating Voltage | 24 volts |
Operating Weight | 18,232 lbs (8,270 kg) |
Swing Mechanism
Undercarriage
Drawbar Pull | 14,550 lbs (6,600 kg) |
Ground Pressure | 5.4 psi |
Max Travel Speed | 3 mph (4 kph) |
Number of Carrier Rollers per Side | 1 |
Number of Shoes per Side | 39 |
Number of Track Rollers per Side | 5 |
Shoe Size | 18 in (45 cm) |
Track Gauge | 6 ft (2 m) |