797F Mining Truck

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Overview

Whether you're hauling copper, coal, gold, iron ore or overburden the 797F provides you with the best in class cost per unit of production. Including the improvements in safety, productivity, serviceability and comfort you will see why the 797F is the industry leader of its class. Combine these features with unmatched dealer support and you will see why more mine sites choose Cat Mining Trucks for their production needs.

Engine

Units:
Engine Model Cat® C175-20 Cat® C175-20 Less
Gross Power - SAE J1995 4000.0 HP 2983.0 kW Less
Bore 6.9 in 175.0 mm Less
Stroke 8.7 in 220.0 mm Less
Displacement 6469.0 in³ 106.0 l Less
Note (1) Power ratings apply at 1,750 rpm when tested under the specific conditions for the specified standard. Power ratings apply at 1,750 rpm when tested under the specific conditions for the specified standard. Less
Note (2) Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 99 kPa (29.32 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (69° F) and an LHV of 42 780 kJ/kg (18,390 Btu/lb) when engine is used at 30° C (38° F). Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 99 kPa (29.32 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (69° F) and an LHV of 42 780 kJ/kg (18,390 Btu/lb) when engine is used at 30° C (38° F). Less
Gross Power - SAE J1995:2015 4000.0 HP 2983.0 kW Less
Net Power - SAE J1349:2011 3887.0 HP 2981.0 kW Less
Note (4) No high altitude arrangement (HAA) engine derating required up to 4877 m (16,000 ft) altitude. No high altitude arrangement (HAA) engine derating required up to 4877 m (16,000 ft) altitude. Less
Note (3) No low altitude arrangement (LAA) engine derating required up to 2134 m (7,000 ft) altitude. No low altitude arrangement (LAA) engine derating required up to 2134 m (7,000 ft) altitude. Less
Emissions U.S. EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with U.S. EPA emission standards. U.S. EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with U.S. EPA emission standards. Less

Weights - Approximate

Body Weight Range 41 368-61 235 kg (91,200-135,000 lb) 41 368-61 235 kg (91,200-135,000 lb) Less
Chassis Weight Range 210 630-219 146 kg (464,359-483,134 lb) 210 630-219 146 kg (464,359-483,134 lb) Less
Target Gross Machine Operating Weight (GMW) 1375000.0 lb 623690.0 kg Less
Note (2) Body weight varies depending on body and liner configuration. Weight range for known applications. Body weight varies depending on body and liner configuration. Weight range for known applications. Less
Note (1) Refer to the Cat Mining Truck 10/10/20 Payload Policy for maximum gross machine weight limitations. Refer to the Cat Mining Truck 10/10/20 Payload Policy for maximum gross machine weight limitations. Less
Note (3) Chassis weight with 100 percent fuel, hoist, body mounting group, rims and tires. Chassis weight with 100 percent fuel, hoist, body mounting group, rims and tires. Less

Operating Specifications

Nominal Payload Capacity 400.0 ton (US) 363.0 ton (US) Less
Steer Angle 40.0 ° 40.0 ° Less
Heaped 2:1 Capacity - ISO 6483:1980 240-267 m³ (314-350 yd³) 240-267 m³ (314-350 yd³) Less
Top Speed - Loaded 42.0 mile/h 67.6 km/h Less
Heaped SAE (2:1) Capacity 240-267 m3 (314-350 yd3) 240-267 m3 (314-350 yd3) Less
Machine Clearance Turning Diameter 138.0 ft 42.0 m Less

Final Drives

Differential Ratio 1.276:1 1.276:1 Less
Planetary Ratio 16.67:1 16.67:1 Less
Total Reduction Ratio 21.26:1 21.26:1 Less
Note Double reduction, planetary with full floating axles. Double reduction, planetary with full floating axles. Less

Transmission

Forward - 1 7.0 mile/h 11.3 km/h Less
Forward - 2 9.5 mile/h 15.2 km/h Less
Forward - 3 12.7 mile/h 20.5 km/h Less
Forward - 4 17.2 mile/h 27.7 km/h Less
Forward - 5 23.1 mile/h 37.2 km/h Less
Forward - 6 31.2 mile/h 50.3 km/h Less
Forward - 7 42.0 mile/h 67.6 km/h Less
Reverse 7.4 mile/h 11.9 km/h Less

Suspension

Rear axle - Oscillation ±4.0 degrees ±4.0 degrees Less
Effective Cylinder Stroke - Front 12.3 in 313.6 mm Less
Effective Cylinder Stroke - Rear 6.5 in 165.1 mm Less

Body Hoists

Relief Valve Setting - Raise 3510.0 psi 24200.0 kPa Less
High Idle Body Lower Time - Float 19.0 s 19.0 s Less
Body Raise Time - High Idle 25.0 s 25.0 s Less
Pump Flow - High Idle 317.0 gal/min 1200.0 l/min Less

Brakes

Outside Diameter 42.0 in 1067.0 mm Less
Standards ISO 3450:2011 ISO 3450:2011 Less
Number of Discs per Side - Rear 15 15 Less
Brake Surface 51243.0 in² 330517.0 cm² Less
Number of Discs per Side - Front 10 10 Less

Approximate Weights - MSD II

Rear Axle - Loaded 66.7% 66.7% Less
Front Axle - Empty 47.2% 47.2% Less
Rear Axle - Empty 52.8% 52.8% Less
Front Axle - Loaded 33.3% 33.3% Less

Weight Distributions - Approximate

Front Axle - Loaded 33.3% 33.3% Less
Rear Axle - Loaded 66.7% 66.7% Less
Rear Axle - Empty 52.8% 52.8% Less
Front Axle - Empty 47.2% 47.2% Less

Capacity - MSD II - 100% Fill Factor

Heaped (SAE 2:1) 240-267 m3 (314-350 yd3) 240-267 m3 (314-350 yd3) Less
Struck 188-213 m3 (246-290 yd3) 188-213 m3 (246-290 yd3) Less
Note Consult your local Cat dealer for truck body recommendations. Consult your local Cat dealer for truck body recommendations. Less

Service Refill Capacities

Cooling System 306.0 gal (US) 1160.0 l Less
Crankcase 84.0 gal (US) 319.0 l Less
Steering Tank 67.0 gal (US) 254.0 l Less
Steering System - Including Tank 94.0 gal (US) 355.0 l Less
Torque Converter Sump 80.0 gal (US) 303.0 l Less
Differentials 311.0 gal (US) 1176.0 l Less
Brake Hoist System - Includes Tank 441.0 gal (US) 1600.0 l Less
Front Wheels - Each 16.0 gal (US) 61.0 l Less
Fuel Tank 1000.0 gal (US) 3785.0 l Less
DEF Tank 99.0 gal (US) 375.0 l Less
Final Drive - Each 49.0 gal (US) 185.0 l Less
Brake/Hoist Tank 203.0 gal (US) 770.0 l Less
Brake/Hoist Hydraulic Lines 219.0 gal (US) 830.0 l Less
Torque Converter/Transmission System - Including Sump 166.0 gal (US) 629.0 l Less

Tires

Note Productive capabilities of the 797F are such that, under certain job conditions, TKPH (TMPH) capabilities of standard tires could be exceeded and, therefore, limit production. Productive capabilities of the 797F are such that, under certain job conditions, TKPH (TMPH) capabilities of standard tires could be exceeded and, therefore, limit production. Less
Tires 59/80R63 – Michelin or Bridgestone 59/80R63 – Michelin or Bridgestone Less

Dimensions

Inside Body Depth - Maximum 11.0 ft 3363.0 mm Less
Loading Height - Empty 23.0 ft 6998.0 mm Less
Height - Top of ROPS - Empty 21.4 ft 6526.0 mm Less
Rear Axle - Clearance - Loaded 3.08 ft 947.0 mm Less
Loaded Ground Clearance 2.58 ft 786.0 mm Less
Front Canopy Height - Empty 25.33 ft 7709.0 mm Less
Engine Guard Clearance - Loaded 3.33 ft 1025.0 mm Less
Overall Height - Body Raised 51.5 ft 15701.0 mm Less
Overall Body Length 48.6 ft 14802.0 mm Less
Inside Body Length 32.75 ft 9976.0 mm Less
Overall Length 49.5 ft 15080.0 mm Less
Wheel Base 23.58 ft 7195.0 mm Less
Rear Axle - Tail 12.9 ft 3944.0 mm Less
Dump Clearance 6.58 ft 2017.0 mm Less
Centerline Front Tire Width 21.41 ft 6534.0 mm Less
Overall Canopy Width 29.91 ft 9116.0 mm Less
Outside Body Width 32.0 ft 9755.0 mm Less
Inside Body Width 27.91 ft 8513.0 mm Less
Centerline of Rear Dual Tire Width 20.41 ft 6233.0 mm Less
Overall Tire Width 31.25 ft 9529.0 mm Less

ROPS

ROPS Standards ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. Less
FOPS Standards FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. Less

Sound

Sound Standards (1) The operator sound pressure level measured according to work cycle procedures specified in ISO 6394:2008 and 6396:2008 is 76 dB(A) for cab offered by Caterpillar when properly installed and maintained and tested with doors and windows closed. The operator sound pressure level measured according to work cycle procedures specified in ISO 6394:2008 and 6396:2008 is 76 dB(A) for cab offered by Caterpillar when properly installed and maintained and tested with doors and windows closed. Less
Sound Standards (2) Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment. Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment. Less

Steering

Steering Standards ISO 5010:2007 ISO 5010:2007 Less

Approximate Weights - HP Body

Front Axle - Empty 47.20% 47.20% Less
Front Axle - Loaded 33.30% 33.30% Less
Rear Axle - Empty 52.80% 52.80% Less
Rear Axle - Loaded 66.70% 66.70% Less

Capacity - 100% Fill Factor

Note Consult your local Cat dealer for truck body recommendations. Consult your local Cat dealer for truck body recommendations. Less
Heaped 2:1 Capacity - ISO 6483:1980 240-267 m³ (314-350 yd³) 240-267 m³ (314-350 yd³) Less
Struck 188-213 m³ (246-290 yd³) 188-213 m³ (246-290 yd³) Less

Dimensions (All dimensions are approximate. Dimensions are with body 507-1580.)

Inside Body Depth - Maximum 11.0 ft 3363.0 mm Less
Overall Tire Width 31.25 ft 9529.0 mm Less
Engine Guard Clearance - Loaded 3.36 ft 1025.0 mm Less
Overall Body Length 51.13 ft 15583.0 mm Less
Outside Body Width 34.1 ft 10393.0 mm Less
Loading Height - Empty 22.25 ft 6786.0 mm Less
Height to Top of ROPS - Empty 21.41 ft 6526.0 mm Less
Dump Clearance 5.8 ft 1768.0 mm Less
Centerline Front Tire Width 21.44 ft 6534.0 mm Less
Inside Body Width 29.65 ft 9036.0 mm Less
Overall Length 51.13 ft 15583.0 mm Less
Rear Axle to Tail 12.94 ft 3944.0 mm Less
Loaded Ground Clearance 2.58 ft 786.0 mm Less
Wheelbase 23.61 ft 7195.0 mm Less
Inside Body Length 32.75 ft 9976.0 mm Less
Overall Height - Body Raised 50.8 ft 15485.0 mm Less
Front Canopy Height - Empty 25.0 ft 7630.0 mm Less
Rear Axle Clearance - Loaded 3.11 ft 947.0 mm Less
Overall Canopy Width 34.1 ft 10393.0 mm Less