CAT 797F Haul Truck Specs, Weight & Dimensions

Contents

Dimensions

Overall Length	49.5 ft in (15087.6 mm)
Centerline Of Rear Dual Tire Width	20.41 ft in (6.23 m)
Dump Clearance	6.58 ft in (2.01 m)
Engine Guard Clearance – Loaded	3.33 ft in (1.02 m)
Front Canopy Height – Empty	25.33 ft in (7.73 m)
Height – Top Of ROPS – Empty	21.4 ft in (6.53 m)
Inside Body Depth – Maximum	11 ft in (3.36 m)
Inside Body Length	32.75 ft in (9.99 m)
Inside Body Width	27.91 ft in (8.51 m)
Loaded Ground Clearance	2.58 ft in (0.79 m)
Loading Height – Empty	23 ft in (7.02 m)
Outside Body Width	32 ft in (9.76 m)
Overall Body Length	48.6 ft in (14.82 m)
Overall Canopy Width	29.91 ft in (9.12 m)
Overall Height – Body Raised	51.5 ft in (15.7 m)
Overall Tire Width	31.25 ft in (9.53 m)
Rear Axle – Clearance – Loaded	3.08 ft in (0.94 m)
Rear Axle – Tail	12.9 ft in (3.94 m)
Centerline Front Tire Width	21.41 ft in (6.53 m)
Wheel Base	23.58 ft in (7.19 m)

Displacement	6469 cu in (106.1 L)
Bore	6.9 in (175.3 mm)
Stroke	8.7 in (221 mm)
Emissions	US EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with US EPA emission standards.
Gross Power – Sae J1995	4000 hp (2982.8 kw)
Engine Model	Cat C175-20
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 degrees C (77 degrees F) and 99 kPa (29.32 Hg) barometer. Power based on fuel having API gravity of 35 at 16 degrees C (69 degrees F) and an LHV of 42 780 kJ/kg (18,390 Btu/lb) when engine is used at 30 degrees C (38 degrees 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.

Steering Standards

ISO 5010:2007

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.

Brake Surface	51243 in2 (33.1 m2)
Standards	ISO 3450:2011
Outside Diameter	42 in (1066.8 mm)
Number Of Discs Per Side – Front	10
Number Of Discs Per Side – Rear	15

Pump Flow – High Idle	317 gal/min
Relief Valve Setting – Raise	3510 psi
Body Raise Time – High Idle	25 s
High Idle Body Lower Time – Float	19 s

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

Top Speed – Loaded	42 mph (67.6 km/h)
Steer Angle	40 degrees
Nominal Payload Capacity	800000 lb (362873.6 kg)
Machine Clearance Turning Diameter	138 ft in (42.1 m)
Heaped Sae (2:1) Capacity	240-267 m3 (314-350 yd3)

Cooling System	306 gal (1158.4 L)
Steering Tank	67 gal (253.7 L)
Steering System – Including Tank	94 gal (355.9 L)
Fuel Tank Capacity	1000 gal (3785.5 L)
Brake Hoist System – Includes Tank	441 gal (1669.4 L)
Crankcase	84 gal (318 L)
Final Drive – Each	49 gal (185.5 L)
Differentials	311 gal (1177.3 L)
Torque Converter/Transmission System – Including Sump	166 gal (628.4 L)
Front Wheels – Each	16 gal (60.6 L)
Brake/Hoist Tank	203 gal (768.5 L)
Torque Converter Sump	80 gal (302.9 L)
Brake/Hoist Hydraulic Lines	219 gal (829.1 L)

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.
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 (623689.6 kg)

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

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 CAT when properly installed and maintained and tested with doors and windows closed.
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.