Home Rock Truck Komatsu Komatsu 730E-8 Rock Truck

Komatsu 730E-8 Rock Truck

260

Specifications

Dimensions information

Full lenght machine

449.48ft in

Full height of vehicle:

223.43ft in

Wheelbase length (Distance between the foremost and rearmost wheels)

191.61ft in

Turning Radius of a vehicle:

446.2ft in

Width Over Tires-Front

22.31ft in

Width Over Tires-Rear

23.46ft in

Specifications

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

77yd3

Heaped (2:1, Sae)

111yd3

Payload

399997.9lb

Structure

Flat floor configuration

Weight

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62102.1lb

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 specifications

How many cylinders does an engine have?

16

Brand

2238

Model

SSA16V159E-2

Revolutions Per Minute

1900rpm

Engine displacement

3051.2cu in

Fuel Type

Diesel

Weight

13589.3lb

Horse Power: Sae J1995

1492hp

Horse Power: Iso 9249 / Sae J1349

1405hp

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.

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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

831.1gal

Cooling System

116.5gal

Hydraulic System

210.1gal

Crankcase

59gal

Motor Gear Box

10.1gal

Weights

Gross Weight

724000.3lb

Empty Weight

323998lb

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 specifications

Hoist Cylinder

Two 3-stage dual-acting outbound cylinders and internal cushion valve, over-centre damping

Relief Pressure

Hoist-17237 kPa 2,500 psi, Steering and brake-27580 kPa 4,000 psi

Hoist Time

Power-up loaded: 19 sec