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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
Net Power 3793.0 hp 2828.0 kW Less
Net Power - SAE J1349 3793.0 hp 2828.0 kW Less

Weights - Approximate

Gross Machine Operating Weight (GMW) 1375000.0 lb 623690.0 kg Less
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

Operating Specifications

Nominal Payload Capacity 400.0 tons 363.0 tonnes Less
Top Speed - Loaded 42.0 mph 67.6 km/h Less
Steer Angle 40.0 Degrees 40.0 Degrees 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
Turning Circle Clearance 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

Transmission

Forward 1 7.0 mph 11.3 km/h Less
Forward 2 9.5 mph 15.2 km/h Less
Forward 3 12.7 mph 20.5 km/h Less
Forward 4 17.2 mph 27.7 km/h Less
Forward 5 23.1 mph 37.2 km/h Less
Forward 6 31.1 mph 50.2 km/h Less
Forward 7 42.0 mph 67.6 km/h Less
Reverse 7.4 mph 11.9 km/h Less

Suspension

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

Body Hoists

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

Brakes

Number of Discs Per Side - Front 10.0 10.0 Less
Number of Discs Per Side - Rear 15.0 15.0 Less
Outside Diameter 42.0 in 1067.0 mm Less
Standards J-ISO 3450 JAN88, ISO 3450-1996 J-ISO 3450 JAN88, ISO 3450-1996 Less
Brake Surface 51243.0 in2 330517.0 cm2 Less

Approximate Weights - MSD II

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

Weight Distributions - Approximate

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

Service Refill Capacities

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

Tires

Tire 59/80R63 - Michelin or Bridgestone 59/80R63 - Michelin or Bridgestone Less

Dimensions

Front Canopy Height - Empty 25.33 ft 7709.0 mm Less
Loaded Ground Clearance 2.58 ft 786.0 mm Less
Height to Top of ROPS - Empty 21.4 ft 6526.0 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
Wheelbase 23.58 ft 7195.0 mm Less
Rear Axle to Tail 12.9 ft 3944.0 mm Less
Dump Clearance 6.58 ft 2017.0 mm Less
Loading Height - Empty 23.0 ft 6998.0 mm Less
Inside Body Depth - Max 11.0 ft 3363.0 mm Less
Overall Height - Body Raised 51.5 ft 15701.0 mm Less
Centerline Front Tire Width 21.41 ft 6534.0 mm Less
Engine Guard Clearance - Full 3.33 ft 1025.0 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
Rear Axle Clearance - Full 3.08 ft 947.0 mm Less
Centerline Rear Dual Tire Width 20.41 ft 6233.0 mm Less
Overall Tire Width 31.25 ft 9529.0 mm Less

ROPS

ROPS Standards ISO 3471-1994 ISO 3471-1994 Less

Sound

Sound Standards SAE J919:1995, ANSI/SAE J166:2008, ISO 6394:2008, ISO 6396:2008, ISO 6393:2008, ISO 6395:2008, SAW J88:2006 SAE J919:1995, ANSI/SAE J166:2008, ISO 6394:2008, ISO 6396:2008, ISO 6393:2008, ISO 6395:2008, SAW J88:2006 Less

Steering

Steering Standards SAE J1511 OCT90, ISO 5010:1992 SAE J1511 OCT90, ISO 5010:1992 Less

Power Train - Engine

The Cat C175-20 engine provides power, reliability and efficiency for your most demanding mining applications.


Power Train - Transmission

More power to the ground means greater productivity for you.


Engine/Power Train Integration

Electronically combined power train components optimize performance.


Cat Braking System

Superior braking control lets your operators focus on productivity.


Truck Body Systems

Designed and built for rugged performance and reliability.


Structures

Superior Cat structures in the 797F give you durability and long life.


Operator’s Station

Ergonomically designed for all-day comfort, control and productivity.


Monitoring System

Keeping your production at peak levels.


Safety

Designed with safety as the first priority.


Sustainability

A variety of features improve sustainability in areas of decreasing waste, extending component life and lowering emissions levels.


Customer Support

The most experienced dealer network in the world helps keep you up and running.


Serviceability

Reduced maintenance time results in more productivity.


797F Standard Equipment

ELECTRICAL
  • Alarm, back-up
  • Brushless, alternator, 150 ampere
  • Batteries, 12V (2) 93 amp-hour
  • Converter, 12V electrical
  • Electrical system, 24V, 10, 20 and 25 amp
  • Battery charge receptacle
  • Lighting system: - Back-up and hazard lights - Directional signals (front, rear LED) - Front stair access/Service deck - Stop/tail lights (LED) - Engine compartment - VIMS, blue light (LED) - Headlights with lo-hi beam selector

OPERATOR ENVIRONMENT
  • Standard cab: - Standard optimized operator seats - Suspension trainer seat - Flip down front visor - Standard side of cab access
  • Deluxe cab: - Heated and ventilated seats - Suspension trainer seat - Retractable front visor - Rear of cab access and standard side of cab access - Power windows
  • Deluxe cold weather cab: - Heated and ventilated seats - Suspension trainer seat - Retractable front visor - Rear of cab access and standard side of cab access - Power windows - Heated mirrors
  • All cab options include the following features: • Air conditioner with automatic climate control • 12V DC power supply (3) • Coat hook • Diagnostic connection port • Dome courtesy light • Entertainment radio ready 5 amp converter, speakers and wiring harness • Gauges/Indicators: - Gauge panel: • Transmission fluid temperature • Brake oil temperature • Engine coolant temperature • Fuel level • Torque converter oil temperature - Electric engine control fault indicator - Electric hour meter - Speedometer - Tachometer - Transmission gear indicator - VIMS message center with advisor • Heater/defroster (11 070 kCal/43,930 Btu) • Horn • Cat Detect System • Storage compartments • Hoist, body control (electric) • ROPS cab, insulated/sound suppressed • Seat, operator, air suspension • Seatbelt, operator, three-points, retractable • Seat, trainer, air suspension • Seatbelt, trainer, two-points, retractable • Stairway and walkway access, 600 mm (23.6 in) • Steering wheel, multi tilt, padded, telescopic • Tinted glass • Window, operator, electric powered • Windshield wiper, intermittent control and washer • Cup holder • Mirrors, right and left

POWER TRAIN
  • C175-20 Tier 2 emissions compliant engine: - Turbocharging (4)/Air-to-Air Aftercooler (ATAAC) - Air cleaner with precleaner (4) - Ground level engine shutdown - Ether starting aid (automatic) - Elevated low idle control - Crankcase protection - Multi-point oil pressure sensing - Automatic starter protection
  • Braking system: - Park brake integrated with gear selector - Brake release motor (towing) - Oil-cooled, multi-disc (front and rear) - service, retarding, parking, secondary - Automatic Retarder Control, adjustable - Engine overspeed protection - Extended life brake disc material
  • Transmission: - 7-speed, automatic powershift with electronic controls (ECPC) - Body-up shift inhibitor - Controlled throttle shifting - Directional shift management - Neutral coast inhibitor - Neutral start switch - Downshift/Reverse shift inhibitor - Individual clutch modulation - Body-up reverse neutralizer - Programmable top speed - Lock-up torque converter
  • Pre-lubrication/engine
  • Rear axle continuous lubrication/filtration

OTHER STANDARD EQUIPMENT
  • Traction Control System
  • Auto lubrication system
  • Aux “buddy” dumping quick connect
  • Aux steering quick connect (towing)
  • Driveline guard
  • Fast fill fuel system
  • Fuel filter with water separator
  • Ground level VIMS data port
  • Ground level battery lockout
  • Ground level transmission lockout
  • Ground level engine start lockout
  • Ground level engine shut-down
  • High-speed crankcase oil change
  • Reservoirs (3 separate): - Brake/Hoist, Steering/Fan, Transmission/Converter
  • Rock ejectors
  • Supplemental steering (automatic)
  • Tie-down eyes
  • Center hitch and tow points (front), tow pin (rear)
  • Vandalism protection locks
  • Vital Information Management System (VIMS): - Includes VIMS Payload Monitor with max payload and speed manager
  • Hydraulic filters, 1,000 hour
  • S·O·S sample ports
  • Service points, ground level
  • Sight level gauges for hydraulic/engine oil

ANTIFREEZE
  • Extended Life Coolant to -35° C (-30° F)

797F Optional Equipment

Cat Detect System

Cabin air precleaner

Throttle lock

Engine delay shutdown timer

Antifreeze/coolant protects to -50° C (-58° F)

Fuel tank (7570 L/2,000 gal)

SL-V grease injectors

Body heat

Rear axle lubrication cooler

External digital payload display

Oil renewal system

Oil renewal system with 3 day tank

Engine coolant and oil heater for cold weather starts

Road Analysis Control (RAC)

Portable fire extinguisher

Torque converter guard

Brake wear indicator gauge

Rims (wedge)

Rim guard

A Commitment to the Mining Industry

As the demand for commodities grows, mining companies need a partner to support them in their efforts. Caterpillar is committed to being that partner.

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Mining Financial Services

Cat Financial is the single best resource for all your international mining finance needs, with capabilities to offer everything from leasing and general financing to project and structured financing.

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