Categories ↠ Off-Highway Trucks ↠ Caterpillar 797

Caterpillar 797 Off-Highway Truck

Category: Off-Highway Trucks ➔
Manufacturer: Caterpillar ➔
Model: 797 ➔

The Caterpillar 797 Off-Highway Truck is a formidable machine designed for heavy-duty hauling in mining and construction applications. With a powerful Cat 3524B engine producing up to 3400 horsepower and an impressive dump load capacity of 287.8 cubic yards, this off-highway truck is built for efficient and high-capacity operations. Its sturdy construction, advanced braking system, and reliable transmission make it a top choice for tackling demanding tasks in challenging environments. Explore the detailed specifications of the Caterpillar 797 below to discover its exceptional performance capabilities.

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Approximate Weights - Dual Slope

Chassis

458,500 lbs (207,972 kg)

Approximate Weights - Flat Floor

Chassis

458,500 lbs (207,972 kg)

Body Hoists

Body Lower Time - Float	18.5 seconds
Body Power Down - High Idle	17.3 seconds
Body Raise Time - High Idle	25 seconds
Pump Flow - High Idle	323 gpm (1,223 lpm)
Relief Valve Setting - Raise	3450.01 psi

Brakes

Brake Standards	30.1
Brake Surface - Rear	Meet J-ISO 3450 JAN88 and ISO 3450-1996 standards

Dimensions

Centerline Front Tire Width	22 ft (7 m)
Dump Height	49 ft (15 m)
Inside Body Depth - Maximum	11 ft (3 m)
Inside Body Length	32 ft (10 m)
Loading Height - Empty	23 ft (7 m)
Operating Width	30 ft (9 m)
Outside Body Width	28 ft (9 m)
Overall Height	24 ft (7 m)
Overall Height - Body Raised	49 ft (15 m)
Overall Length	48 ft (15 m)
Overall Width	30 ft (9 m)
Wheel Base	24 ft (7 m)
Wheelbase	24 ft (7 m)

Dump

Load Capacity - heaped	288 cu yd (220 cu m)
Load Capacity - Struck	226 cu yd (173 cu m)
Rated Payload	360 t (360,000 kg)

Engine

Displacement	7,140 cu in (117,001 cu cm)
Engine Model	Cat 3524B
Gross Power	3,400 hp (2,535 kw)
Gross Power - SAE J1995	3,400 hp (2,535 kw)
Net Power	3,211 hp (2,394 kw)
Net Power - 80/1269/EEC	3,211 hp (2,394 kw)
Net Power - Cat	3,211 hp (2,394 kw)
Net Power - ISO 9249	3,211 hp (2,394 kw)
Net Power - SAE J1349	3,178 hp (2,370 kw)
Torque Rise	17.3

Final Drives

Planetary Ratio	16.67:1
Total Reduction Ratio	21.09:1

Operating Specifications

Fuel Capacity	1,800 gal (6,813 l)
Lower Time	17.3 seconds
Raise Time	24 seconds
Tire Size	55/80R63
Top Speed - Loaded	40 mph (64 kph)
Turning Circle - Clearance Diameter	166 ft (51 m)

Service Refill Capacities

Cooling System	315 gal (1,192 l)
Differential - Final Drives	110 gal (416 l)
Fuel Tank - Standard	1,000 gal (3,785 l)
Steering System - Including Tank	114 gal (431 l)
Steering Tank	62 gal (235 l)
Torque Converter - Transmission Sump	459,463 gal (1,739,066 l)
Torque Converter/Transmission System - Including Sump	166 gal (628 l)

Sound

Sound Standards

Meets OSHA and MSHA occupational noise exposure criteria

Tires

Standard Tires

55/80R63 tires

Transmission

Forward - 1	7 mph (11 kph)
Forward - 2	9 mph (14 kph)
Forward - 3	12 mph (19 kph)
Forward - 4	16 mph (26 kph)
Forward - 5	22 mph (35 kph)
Forward - 6	30 mph (48 kph)
Forward - 7	40 mph (64 kph)
Max Speed	40 mph (64 kph)
Reverse	8 mph (12 kph)
Transmission Type	28

Weights

Body Weight Range	1314000
Empty Weight	1,225,748 lbs (555,991 kg)
Front Axle - Empty	43.5%
Loaded Weight	719,876 lbs (326,530 kg)
Rear Axle - Empty	56.5%
Weight Distribution Front - empty	43.5%
Weight Distribution Front - loaded	33%
Weight Distribution Rear - empty	46.5%
Weight Distribution Rear - loaded	67%

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