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797F Mining Truck

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.
  • Standard Equipment
  • Optional Equipment
  • Specs

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 emits equivalent to Tier 2 emission standards:
      – 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)

Optional Equipment

  • 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

Specs

Overview

Long Name:
797F Mining Truck
Name:
797F
Brand:
Caterpillar
Status:
Current

Engine

Engine Model:
Cat® C175-20
Gross Power - SAE J1995:
4000 HP / 2983 kW
Bore:
6.9 in / 175 mm
Stroke:
8.7 in / 220 mm
Displacement:
6469 in³ / 106 l
Note (1):
Power ratings apply at 1,750 rpm when tested under the specific conditions for the specified standard.
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).

Weights - Approximate

Body Weight Range:
41 368-61 235 kg (91,200-135,000 lb)
Chassis Weight Range:
210 630-219 146 kg (464,359-483,134 lb)
Target Gross Machine Operating Weight (GMW):
1375000 lb / 623690 kg

Operating Specifications

Nominal Payload Capacity:
400 ton (US) / 363 ton (US)
Steer Angle:
40 ° / 40 °
Heaped SAE (2:1) Capacity:
240-267 m3 (314-350 yd3)
Machine Clearance Turning Diameter:
138 ft / 42 m
Top Speed - Loaded:
42 mile/h / 67.6 km/h

Final Drives

Differential Ratio:
1.276:1
Planetary Ratio:
16.67:1
Total Reduction Ratio:
21.26:1

Transmission

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

Suspension

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

Body Hoists

Body Raise Time - High Idle:
25 s / 25 s
High Idle Body Lower Time - Float:
19 s / 19 s
Pump Flow - High Idle:
317 gal/min / 1200 l/min
Relief Valve Setting - Raise:
3510 psi / 24200 kPa

Brakes

Outside Diameter:
42 in / 1067 mm
Standards:
ISO 3450:2011
Brake Surface:
51243 in² / 330517 cm²
Number of Discs per Side - Front:
10
Number of Discs per Side - Rear:
15

Approximate Weights - MSD II

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

Weight Distributions - Approximate

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

Capacity - MSD II - 100% Fill Factor

Heaped (SAE 2:1):
240-267 m3 (314-350 yd3)
Struck:
188-213 m3 (246-290 yd3)

Service Refill Capacities

Cooling System:
306 gal (US) / 1160 l
Crankcase:
84 gal (US) / 319 l
Steering Tank:
67 gal (US) / 254 l
Steering System - Including Tank:
94 gal (US) / 355 l
Brake Hoist System - Includes Tank:
441 gal (US) / 1600 l
Brake/Hoist Hydraulic Lines:
219 gal (US) / 830 l
Brake/Hoist Tank:
203 gal (US) / 770 l
Differentials:
311 gal (US) / 1176 l
Final Drive - Each:
49 gal (US) / 185 l
Front Wheels - Each:
16 gal (US) / 61 l
Fuel Tank:
1000 gal (US) / 3785 l
Torque Converter Sump:
80 gal (US) / 303 l
Torque Converter/Transmission System - Including Sump:
166 gal (US) / 629 l

Tires

Tires:
59/80R63 – Michelin or Bridgestone

Dimensions

Engine Guard Clearance - Loaded:
3.33 ft / 1025 mm
Front Canopy Height - Empty:
25.33 ft / 7709 mm
Height - Top of ROPS - Empty:
21.4 ft / 6526 mm
Inside Body Depth - Maximum:
11 ft / 3363 mm
Loaded Ground Clearance:
2.58 ft / 786 mm
Loading Height - Empty:
23 ft / 6998 mm
Overall Height - Body Raised:
51.5 ft / 15701 mm
Rear Axle - Clearance - Loaded:
3.08 ft / 947 mm
Overall Body Length:
48.6 ft / 14802 mm
Inside Body Length:
32.75 ft / 9976 mm
Overall Length:
49.5 ft / 15080 mm
Wheel Base:
23.58 ft / 7195 mm
Rear Axle - Tail:
12.9 ft / 3944 mm
Dump Clearance:
6.58 ft / 2017 mm
Centerline Front Tire Width:
21.41 ft / 6534 mm
Overall Canopy Width:
29.91 ft / 9116 mm
Outside Body Width:
32 ft / 9755 mm
Inside Body Width:
27.91 ft / 8513 mm
Centerline of Rear Dual Tire Width:
20.41 ft / 6233 mm
Overall Tire Width:
31.25 ft / 9529 mm

ROPS

ROPS Standards:
ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.

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.

Steering

Steering Standards:
ISO 5010:2007

Capacity - MSD II - 100% Fill Factor

Note:
Consult your local Cat dealer for truck body recommendations.

Engine

Emissions:
U.S. EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with U.S. EPA emission standards.
Note (3):
No low altitude arrangement (LAA) engine derating required up to 2134 m (7,000 ft) altitude.
Note (4):
No high altitude arrangement (HAA) engine derating required up to 4877 m (16,000 ft) altitude.

Final Drives

Note:
Double reduction, planetary with full floating axles.

ROPS

FOPS Standards:
FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria.

Sound

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.

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.

Weights - Approximate

Note (1):
Refer to the Cat Mining Truck 10/10/20 Payload Policy for maximum gross machine weight limitations.
Note (2):
Body weight varies depending on body and liner configuration. Weight range for known applications.
Note (3):
Chassis weight with 100 percent fuel, hoist, body mounting group, rims and tires.