Komatsu 730E-8 Haul Truck


Dimensions

Overall Length 449.48 ft in (137000 mm)
Overall Height 223.43 ft in (68100 mm)
Wheelbase 191.61 ft in (58400 mm)
Turning Radius 446.2 ft in (136000 mm)
Width Over Tires-Front 22.31 ft in (6800 mm)
Width Over Tires-Rear 23.46 ft in (7150 mm)

Electric Drive

Ratio ​30.8:1
Alternator GTA – 49
Control AC Torque Control System
Motorised Wheels GEB35 Traction Motors
Maximum Speed (Km/H) ​64.5

Electrical System

Alternator 24 volt, 250 am
Lighting 24 volt
Cranking Motors Two/24 volt

Suspension System

Front 312
Rear 279

Body

Capacity Struck 77 yd3 (58.9 m3)
Heaped (2:1, Sae) 111 yd3 (84.9 m3)
Payload 399997.9 lb (181436 kg)
Structure Flat floor configuration
Weight 62102.1 lb (28169 kg)
Canopy Sheet 6 mm 0.24” 690 MPa 100,000 psi tensile strength steel
Front Sheet 10 mm 0.39” 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

Engine Details

Number Of Cylinders 16
Engine Make Komatsu
Engine Model SSA16V159E-2
Power Measured @ 1900 rpm
Displacement 3051.2 cu in (50 L)
Fuel Type Diesel
Weight 13589.3 lb (6164 kg)
Horse Power: Sae J1995 1492 hp (1112.6 kw)
Horse Power: Iso 9249 / Sae J1349 1405 hp (1047.8 kw)
Operating Cycle 4-cycle

Driveline

Service Brake Type all-hydraulic actuated
Parking Brake Type Spring-applied, hydraulically released, with speed application protection.​
Front Wheel speed disc. Three calipers on a 1213 mm / 47.75″ O.D. disc
Rear Dual disc armature speed. Two 635 mm / 25″” O.D. discs per side. One caliper per disc.
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.) 2387kW Continuously rated high-density blown grids w/retard at engine idle and reverse propulsion.​

Capacities

Fuel Tank Capacity 831.1 gal (3146 L)
Cooling System 116.5 gal (441 L)
Hydraulic System 210.1 gal (795 L)
Crankcase 59 gal (223 L)
Motor Gear Box 10.1 gal (38 L)

Weights

Gross Weight 724000.3 lb (328401 kg)
Empty Weight 323998 lb (146963 kg)
Weight Distribution Front – Empty 50 %
Weight Distribution Rear – Empty 50 %
Weight Distribution Front – Loaded 34 %
Weight Distribution Rear – Loaded 66 %

Tires

Standard Tire ​37.00 R57

Hydraulic System

Hoist Cylinder Two 3-stage dual-acting outbound cylinders and internal cushion valve
Ask a question