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THE BIGGEST Truck

Salah satu jenis monster yang sering berkeliaran di area pertambangan adalah Off-highway Truck atau yang sering disebut dengan Dump Truck ataupun Minning Truck.
CATERPILLAR 797F merupakan pemimpin di kelas Mining Truck.Unit ini mampu menerima beban hingga 400 Ton dengan tenaga yang dihasilkan sebesar 4000HP.





Operating Specifications

Nominal Payload Capacity
400 tons
Top Speed – Loaded
42 mph
Steer Angle
40 Degrees

Engine

Engine Model
Cat C175-20
Net Power – SAE J1349
3793 hp
Bore
6.9 in
Stroke
8.7 in
Displacement
6469 in3
Gross Power – SAE J1995
4000 hp

Weights – Approximate

Gross Machine Operating Weight (GMW)
1375000 lb

Transmission

Forward 1
7 mph
Forward 2
9.5 mph
Forward 3
12.7 mph
Forward 4
17.2 mph
Forward 5
23.1 mph
Forward 6
31.1 mph
Forward 7
42 mph
Reverse
7.4 mph

Final Drives

Differential Ratio
1.276:1
Planetary Ratio
16.67:1
Total Reduction Ratio
21.26:1

Suspension

Effective Cylinder Stroke – Front
12.3 in
Effective Cylinder Stroke – Rear
6.5 in
Rear Axle Oscillation
±4.0 degrees

Brakes

Number of Discs Per Side - Front
10
Number of Discs Per Side - Rear
15
Outside Diameter
42 in
Standards
J-ISO 3450 JAN88, ISO 3450-1996

Body Hoists

Pump Flow – High Idle
317 gal/min
Relief Valve Setting – Raise
3510 psi
Body Raise Time – High Idle
25 Seconds

Approximate Weights – Dual Slope

Approximate Weights – Flat Floor

Capacity – Dual Slope – 100% fill factor

Capacity – Flat Floor – 100% fill factor

Service Refill Capacities

Fuel Tank
1000 gal
Cooling System
306 gal
Crankcase
84 gal
Steering Tank
67 gal
Steering System (Includes Tank)
94 gal
Brake/Hoist Hydraulic Tank
28 gal
Torque Converter/Transmission System (Includes Sump)
166 gal

Weight Distributions – Approximate

Front Axle – Empty
47.2 %
Rear Axle – Empty
52.8 %

Dimensions

Height to Top of ROPS - Empty
21.4 ft
Overall Body Length
48.6 ft
Inside Body Length
32.75 ft
Overall Length
49.5 ft
Wheelbase
23.58 ft
Rear Axle to Tail
12.9 ft
Dump Clearance
6.58 ft
Loading Height - Empty
23 ft
Inside Body Depth - Max
11 ft
Overall Height - Body Raised
51.5 ft
Centerline Front Tire Width
21.41 ft
Engine Guard Clearance - Full
3.33 ft
Overall Canopy Width
29.91 ft
Outside Body Width
32 ft
Inside Body Width
27.91 ft
Rear Axle Clearance - Full
3.08 ft
Centerline Rear Dual Tire Width
20.41 ft
Overall Tire Width
31.25 ft


Posted by green chip at 14:55 1 comments
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