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 797F Mining Truck |
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Weights - Approximate |
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| Nominal Rated Payload | 400 ton (US) | - | - |
| Rated Gross Machine Weight | 1375000 lb | - | - |
| Chassis Weight | 474472 lb | - | - |
| Body Weight | 94799 lb | - | - |
| Note (1) | Consult your tire manufacturer for maximum tire load | - | - |
| Note (2) | Chassis weight with full fuel and fluids, standard & mandatory attachments, hoist, body mounting group, rims, and tires. | - | - |
| Note (4) | Tier 4 Chassis Weight: 486263 lb (220565 kg) | - | - |
Engine |
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| Gross Power - SAE J1995 | 4000 HP | - | - |
| Engine Model | Cat® C175-20 | - | - |
| Net Power - SAE J1349 | 3795 HP | - | - |
| Rated Speed | 1750 r/min | - | - |
| Emissions | U.S. EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with U.S. EPA emission standards.Tier 4 engine option available to meet Tier 4 Final emission standards. | - | - |
| Bore | 6.9 in | - | - |
| Stroke | 8.7 in | - | - |
| Displacement | 6469 in³ | - | - |
| Note (1) | Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator. | - | - |
| Note (2) | U.S. EPA Tier 4 Final available for applicable markets. | - | - |
| Note (3) | High Altitude Low Maintenance Ratio Engine Configuration (4x4) option available. | - | - |
Body Hoists |
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| Type | Twin, two-stage hydraulic cylinders with snubbing valve. | - | - |
| Pump Flow - High Idle | 317 gal/min | - | - |
| Relief Valve Setting - Raise | 3510 psi | - | - |
| Body Raise Time - High Idle | 25 s | - | - |
| Body Lower Time - Float | 18 s | - | - |
| Body Power Down- High Idle | 18 s | - | - |
Suspension |
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| Type | Self-contained nitrogen/oil cylinders, rear strut pin-to-pin mounting, top & bottom double shear clevis attachments | - | - |
| Effective Cylinder Stroke - Front | 3.9 in | - | - |
| Effective Cylinder Stroke - Rear | 3.7 in | - | - |
| Rear axle - Oscillation | ±3.96 degrees | - | - |
Service Refill Capacities |
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| Fuel Tank | 1000 gal (US) | - | - |
| Fuel Tank (Tier 4) | 1200 gal (US) | - | - |
| Diesel Exhaust Fluid Tank | 100 gal (US) | - | - |
| Cooling System | 306 gal (US) | - | - |
| Crankcase | 103 gal (US) | - | - |
| Front Wheels - Each | 16 gal (US) | - | - |
| Differentials | 330 gal (US) | - | - |
| Steering Tank | 67 gal (US) | - | - |
| Steering System - Including Tank | 95 gal (US) | - | - |
| Brake/Hoist Tank | 203 gal (US) | - | - |
| Brake Hoist System - Includes Tank | 489 gal (US) | - | - |
| Torque Converter Sump | 80 gal (US) | - | - |
| Torque Converter/Transmission System - Including Sump | 166 gal (US) | - | - |
| Note (1) | DEF Tank only available for EPA Tier 4 engine option. | - | - |
Weight Distributions - Approximate |
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| Front Axle - Empty | 47.20% | - | - |
| Rear Axle - Empty | 52.80% | - | - |
| Front Axle - Loaded | 33.30% | - | - |
| Rear Axle - Loaded | 66.70% | - | - |
| Note | Weight distributions optimized with Cat body. | - | - |
Final Drives |
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| Type | Double reduction, planetary with full floating axles. | - | - |
| Differential Ratio | 1.276:1 | - | - |
| Planetary Ratio | 16.67:1 | - | - |
| Total Reduction Ratio | 21.26:1 | - | - |
| Note | Double reduction, planetary with full floating axles. | - | - |
Tires |
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| Tires | 59/80 R63 | - | - |
| Rims | 44" x 63" | - | - |
| Note | Quick Change Rims optional. | - | - |
| Note (1) | Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities. | - | - |
Braking System |
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| Service Brakes | Service Brakes: Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated | - | - |
| Front Wet Disc Brake Surface Area | 20500 in² | - | - |
| Rear - Wet Disc Brake Surface Area | 30750 in² | - | - |
| Standards | Service and Secondary: ISO 3450:2011 | - | - |
| Parking Brake | Four-corner, Multi-disc, Spring Applied, Hydraulically Released | - | - |
| Load Brake | Rear service brakes | - | - |
| Note | Anti-Lock Brake System (ABS) optional with CMD package | - | - |
Capacity - HP Body - 100% Fill Factor |
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| Struck | 225 yd³ / 172 m³ | - | - |
| Heaped (SAE 2:1)* | 330 yd³ / 252 m³ | - | - |
| Note (1) | Consult your local Cat dealer for body recommendations. | - | - |
Cab |
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| Air Conditioning | HFC - 134A refrigerant: 24,300 Btu/h | - | - |
| Heater / Defroster | 38900 Btu/h | - | - |
| Note | Ambient capabilities down to -30C (-22F) for heater/defroster and up to 50C (122F) for air conditioning. | - | - |
| ROPS Standards (1) | The operator sound pressure level, 76 dB(A), complies with ISO 6394:2008 and ISO 6396:2008. | - | - |
| ROPS Standards (2) | ROPS (Rollover Protective Structure) meets ISO 3471:1994 criteria. | - | - |
| FOPS Standards | FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II criteria. | - | - |
Steering |
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| Steering Angle | 40 ° | - | - |
| Turning Diameter - Front | 122.7 ft | - | - |
| Steering Standards | ISO 5010:2007 | - | - |
| Note | Turning Diameter (ISO 7457:2009) | - | - |
Transmission |
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| Forward - 1 | 6.6 mile/h | - | - |
| Forward - 2 | 8.9 mile/h | - | - |
| Forward - 3 | 12 mile/h | - | - |
| Forward - 4 | 16.2 mile/h | - | - |
| Forward - 5 | 21.8 mile/h | - | - |
| Forward - 6 | 29.4 mile/h | - | - |
| Forward - 7 | 39.5 mile/h | - | - |
| Reverse | 7.4 mile/h | - | - |
| Top Speed - Loaded | 39.5 mile/h | - | - |
Dimensions |
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| Rear Axle - Clearance - Loaded | 3.08 ft | - | - |
| Inside Body Depth - Maximum | 11 ft | - | - |
| Overall Height - Body Raised | 51.5 ft | - | - |
| Loaded Ground Clearance | 2.58 ft | - | - |
| Loading Height - Empty | 23 ft | - | - |
| Engine Guard Clearance - Loaded | 3.33 ft | - | - |
| Height - Top of ROPS - Empty | 21.4 ft | - | - |
| Front Canopy Height - Empty | 25.33 ft | - | - |
| Overall Body Length | 48.6 ft | - | - |
| Inside Body Length | 32.75 ft | - | - |
| Overall Length | 49.5 ft | - | - |
| Wheel Base | 23.58 ft | - | - |
| Rear Axle - Tail | 12.9 ft | - | - |
| Dump Clearance | 6.58 ft | - | - |
| Centerline Front Tire Width | 21.41 ft | - | - |
| Overall Canopy Width | 29.91 ft | - | - |
| Outside Body Width | 32 ft | - | - |
| Inside Body Width | 27.91 ft | - | - |
| Centerline of Rear Dual Tire Width | 20.41 ft | - | - |
| Overall Tire Width | 31.25 ft | - | - |
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