Komatsu 860E-1K Haul Truck

Dimensions

Overall Length 48.99 ft in (14930 mm)
Overall Height 23.96 ft in (7300 mm)
Wheelbase 20.84 ft in (6350 mm)
Turning Radius 50.86 ft in (15500 mm)
Width Over Tires-Rear 26.19 ft in (7980 mm)

Electric Drive

Ratio 35.52:1
Alternator DRLDZ5010-AL
Control AC Torque Control System
Maximum Speed (Km/H) ​64.5
Drive System Komatsu AC Drive
Dual Fan Main Blower 419 m3/min 14,800 cfm

Electrical System

Alternator 24 volt, 140 amp
Lighting 24 volt
Cranking Motors Two/24 volt

Body

Capacity Struck 159.6 yd3 (122 m3)
Heaped (2:1, Sae) 221.1 yd3 (169 m3)
Payload 560774.4 lb (254363 kg)
Structure Flat floor configuration
Weight 74171 lb (33643.5 kg)
Canopy Sheet 6 mm 0.24” 690 MPa 100,000 psi tensile strength steel
Front Sheet 10 mm 0.39” Outer 10 mm 0.39” Center 1379 MPa 200,000 psi tensile strength steel
Side Sheet 8 mm 0.31” 1379 MPa 200,000 psi tensile strength steel
Floor Sheet 16 mm 0.63” Outer 19 mm 0.75” Center 1379 MPa 200,000 psi tensile strength steel
Loading Height 20.9 ft in (6.4 m)

Engine Details

Number Of Cylinders 16
Engine Make Komatsu
Engine Model SSDA16V160
Power Measured @ 1900 rpm
Displacement 3661.5 cu in (60 L)
Fuel Type Diesel
Weight 21182.1 lb (9608 kg)
Horse Power: Sae J1995 2700.9 hp (2014 kw)
Horse Power: Iso 9249 / Sae J1349 2550.7 hp (1902 kw)
Operating Cycle 4-cycle

Driveline

Service Brake Type Oil-cooled, hydraulic-actuated, multiple disc brakes at each wheel.
Parking Brake Type Multiple disc, spring-applied, hydraulically-released, integral wet disc park brake Rated to hold on ±15% grade at maximum gross vehicle weight.
Emergency Brakes Automatically applied prior to hydraulic system pressure dropping below level required to meet secondary stopping requirements.
​Wheel Brake Locks Switch-activated​
​Electric Dynamic Retarder (Max.) 3469kW Continuously rated high-density blown grids w/retard at engine idle and reverse propulsion.
Max. Service Apply Pressure (Kpa) 2400 psi (16547.5 kPa)
Total Friction Area Per Brake (Cm2) 75439

Capacities

Fuel Tank Capacity 1199.9 gal (4542 L)
Cooling System 125 gal (473 L)
Hydraulic System 350.1 gal (1325 L)
Crankcase 74 gal (280 L)
Motor Gear Box 32 gal (121 L)
Inverter Cooling System 6.7 gal (25 L)
Reserve Oil System 30.2 gal (114 L)

Weights

Gross Weight 1001698.9 lb (454363 kg)
Empty Weight 441698.4 lb (200351 kg)
Weight Distribution Front – Empty 49 %
Weight Distribution Rear – Empty 51 %
Weight Distribution Front – Loaded 33.5 %
Weight Distribution Rear – Loaded 66.5 %

Tires

Standard Tire 50/80 R57

Hydraulic System

Hoist Cylinder Two 3-stage dual-acting outbound cylinders and internal cushion valve, over-centre damping.
Relief Pressure Hoist and brake cooling- 17237 kPa 2,500 psi Steering and brake-20685 kPa 3,000 psi
Hoist Time Power-up loaded: 22 sec; Power-down: 13 sec; Float-down empty:23 sec
Turning Circle Diameter (Sae) 101.8 ft in (31 m)
Reservoir 250 gal (946.4 L)
Filtration In-line replaceable elements
Suction Single, full flow, 100 mesh
Hoist And Steering Dual, in-line, high pressure
Pumps Two pumps, single package, end of alternator
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