Off-Highway Trucks

797F Mining Truck

Overview
Specifications
Equipment

Product Description

What will it take to boost your bottom line? Greater productivity thanks to a best-in-class payload? Superior braking that leads to confident, productive operators? Or a tough, rugged frame that delivers performance and long life no matter the conditions? With the Cat? 797F, you get all of this — and more. Today’s 797F is the most productive 363-tonne (400-ton) truck in the market. It’s fast, fuel efficient and delivers class-leading productivity, making it the industry benchmark for lower cost per ton in its size class. It hauls more every load, every cycle and every shift. And it delivers a better bottom line to the most important mine in the world: yours.

Product Specifications

UnitsUSMetric

 

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
Emissions
U.S. EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with U.S. EPA emission standards.
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).
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.
Weights - Approximate
Target Gross Machine Operating Weight (GMW)
1375000 lb 623690 kg
Chassis Weight Range
210 630-219 146 kg (464,359-483,134 lb)
Body Weight Range
41 368-61 235 kg (91,200-135,000 lb)
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.
Operating Specifications
Nominal Payload Capacity
400 ton (US) 363 t
Steer Angle
40 ° 40 °
Top Speed - Loaded
42 mile/h 67.6 km/h
Machine Clearance Turning Diameter
138 ft 42 m
Heaped SAE (2:1) Capacity
240-267 m3 (314-350 yd3)
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 - Rear
6.5 in 165.1 mm
Effective Cylinder Stroke - Front
12.3 in 313.6 mm
Body Hoists
Relief Valve Setting - Raise
3510 psi 24200 kPa
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
Brakes
Outside Diameter
42 in 1067 mm
Standards
ISO 3450:2011
Number of Discs per Side - Rear
15
Brake Surface
51243 in2 330517 cm2
Number of Discs per Side - Front
10
Approximate Weights - MSD II
Front Axle - Loaded
33.30%
Rear Axle - Empty
52.80%
Front Axle - Empty
47.20%
Rear Axle - Loaded
66.70%
Weight Distributions - Approximate
Rear Axle - Empty
52.80%
Front Axle - Loaded
33.30%
Rear Axle - Loaded
66.70%
Front Axle - Empty
47.20%
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
Front Wheels - Each
16 gal (US) 61 l
Differentials
311 gal (US) 1176 l
Fuel Tank
1000 gal (US) 3785 l
Brake/Hoist Tank
203 gal (US) 770 l
Final Drive - Each
49 gal (US) 185 l
Brake Hoist System - Includes Tank
441 gal (US) 1600 l
Brake/Hoist Hydraulic Lines
219 gal (US) 830 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
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.
Dimensions
Rear Axle - Clearance - Loaded
3.08 ft 947 mm
Inside Body Depth - Maximum
11 ft 3363 mm
Overall Height - Body Raised
51.5 ft 15701 mm
Loaded Ground Clearance
2.58 ft 786 mm
Loading Height - Empty
23 ft 6998 mm
Engine Guard Clearance - Loaded
3.33 ft 1025 mm
Height - Top of ROPS - Empty
21.4 ft 6526 mm
Front Canopy Height - Empty
25.33 ft 7709 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
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.
ROPS
FOPS Standards
FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria.
Capacity - MSD II - 100% Fill Factor
Note
Consult your local Cat dealer for truck body recommendations.
Final Drives
Note
Double reduction, planetary with full floating axles.
Units:USMetric
Standard Equipment
ELECTRICAL
OPERATOR ENVIRONMENT
POWER TRAIN
OTHER STANDARD EQUIPMENT
ANTIFREEZE
Optional Equipment
OPTIONAL EQUIPMENT

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