Caterpillar 797 Dump Truck

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%
Ask A Question