Komatsu 860E-1K Rock Truck
Dimensions
Dimensions
Overall Length
48.99ft in
Overall Height
23.96ft in
Wheelbase
20.84ft in
Turning Radius
50.86ft in
Width Over Tires-Rear
26.19ft in
Specifications
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
159.6yd3
Heaped (2:1, Sae)
221.1yd3
Payload
560774.4lb
Structure
Flat floor configuration
Weight
74171lb
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
20.9ft in
Engine
Number Of Cylinders
16
Engine Make
2238
Engine Model
SSDA16V160
Power Measured @
1900rpm
Displacement
3661.5cu in
Fuel Type
Diesel
Weight
21182.1lb
Horse Power: Sae J1995
2700.9hp
Horse Power: Iso 9249 / Sae J1349
2550.7hp
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)
2400psi
Total Friction Area Per Brake (Cm2)
75439
Capacities
Fuel Tank
1199.9gal
Cooling System
125gal
Hydraulic System
350.1gal
Crankcase
74gal
Motor Gear Box
32gal
Inverter Cooling System
6.7gal
Reserve Oil System
30.2gal
Weights
Gross Weight
1001698.9lb
Empty Weight
441698.4lb
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)
101.8ft in
Reservoir
250gal
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
