Caterpillar 797B Dump Truck

Articulating/Rigid

Articulating/Rigid Rigid

Dimensions

Dump Ground Clearance 6 ft (2 m)
Dump Height 50 ft (15 m)
Ground Clearance 3 ft (1 m)
Overall Height 25 ft (8 m)
Overall Length 48 ft (15 m)
Overall Width 30 ft (9 m)
Wheelbase 24 ft (7 m)

DRIVE SYSTEM

Drive Config 4×2

Dump

Dump Angle 45 degrees
Load Capacity – heaped 288 cu yd (220 cu m)
Lower Time 18.5 seconds
Raise Time 25 seconds
Rated Payload 380 t (380,000 kg)

Engine

Displacement 7,143 cu in (117,053 cu cm)
Engine Model 3524B HD EUI
Gross Power 3,550 hp (2,647 kw)
Make Cat
Model 3524B
Net Power 3,370 hp (2,513 kw)
Number of Cylinders 24
Power Measured @ 1750 rpm
Rated Engine Speed 263 rpm
Torque Measured @ Turbocharged rpm

Operating Specifications

Brake/Hoist System Fluid Capacity 487 gal (1,842 l)
Cooling System Fluid Capacity 315 gal (1,192 l)
Diff and Final Drive Fluid Capacity 110 gal (416 l)
Engine Oil Capacity 110 gal (416 l)
Fuel Capacity 1,800 gal (6,813 l)
Hydraulic System Fluid Capacity 263 gal (995 l)
Operating Voltage 24 volts
Steering System Fluid Capacity 114 gal (431 l)
Tire Size 59/80R63 Standard Tires

Service Refill Capacities

Brake/Hoist Hydraulic Tank 793,664 gal (3,004,019 l)

Transmission

Max Speed 42 mph (68 kph)
Number of Gears – Forward 7
Number of Gears – Reverse 1
Transmission Type Seven-speed planetary powershift with direct-injection

Weights

Empty Weight 584,225 lbs (265,000 kg)
Loaded Weight 1,375,000 lbs (623,690 kg)
Operating Weight 1,375,000 lbs (623,690 kg)
Weight Distribution Front – empty 43.5%
Weight Distribution Front – loaded 33.3%
Weight Distribution Rear – empty 56.5%
Weight Distribution Rear – loaded 66.7%
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