Komatsu PC78UU-8
Browse All Komatsu or Midi Excavator Models
Contents:
Dimensions
| Track Gauge | 6.14 ft in (1870 mm) |
| Track Length On Ground | 7.34 ft in (2235 mm) |
| Overall Height | 8.96 ft in (2730 mm) |
| Overall Length | 19.89 ft in (6060 mm) |
| Overall Track Width | 7.62 ft in (2320 mm) |
Undercarriage
| Shoe Size | 17.72 in (450 mm) |
| Ground Pressure | 0.69 psi (4.7 kPa) |
| Adjustment Of The Track Tension | Grease |
| Shoe Type | Roadliner |
| Number Of Carrier Rollers Per Side | 1 |
| Number Of Shoes Per Side | 39 |
| Number Of Track Rollers Per Side | 5 |
Electrical System
| Alternator | 25 A |
| Starter | 3.0 kw |
| Battery | 55 Ah |
Engine
| Horsepower, Gross-Sae J1995 | 57.7 hp (43 kw) |
| Horsepower, Net-Iso 9249 | 55 hp (41 kw) |
| Horsepower, Net-Sae J1349 | 55 hp (41 kw) |
| Number Of Cylinders | 4 |
| Engine Make | 2238 |
| Engine Model | SAA4D95LE-5 |
| Engine Type | Water-cooled,4-cycle,Direct Injection |
| Power Measured @ | 1950 rpm |
| Displacement | 199 cu in (3.3 L) |
| Aspiration | Turbocharged |
| Fan Drive Type | Mechanical |
Driveline
| Drawbar Pull, Maximum (Kg) | 6820 |
| Travel Speed | 2.9/5.0 |
Capacities
| Fuel Tank | 33.1 gal (125 L) |
| Engine Oil | 2 gal (7.5 L) |
| Radiator | 2.8 gal (10.5 L) |
| Hydraulic | 29.1 gal (110 L) |
Operational
| Swing Speed | 1340 rpm |
| Boom Size | 12.3 ft in (3.8 m) |
| Boom Type | Standard |
| Arm Size | 5.7 ft in (1.8 m) |
| Bucket Crowd Force – Iso | 6250 |
| Arm Type | Standard |
| Bucket Size – Kga Standard Gp | 0.3 yd3 (0.3 m3) |
| Arm Crowd Force – Iso | 3960 |
| Digging Reach – Maximum | 21 ft in (6400 mm) |
| Digging Depth – Maximum | 13.9 ft in (4230 mm) |
| Maximum Reach @ Ground Level | 20.5 ft in (6240 mm) |
Swing Mechanism
| Swing Speed | 10 rpm |
Weights
| Operating Weight | 17548.8 lb (7960 kg) |
| Bucket Weight - Kga Gp | 456.4 lb (207 kg) |
| Quick Hitch Weight – Kga | 231.5 lb (105 kg) |
Hydraulic System
| Hydraulic System Type | HydrauMind System |
| Selectable Work Modes | 5 |
| Economy Sub-Mode Selections | 4 |
| Main Pump Type | Variable displacement, axial piston |
