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 793F Mining Truck |
 794 AC Mining Truck |
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Weights - Approximate |
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| Nominal Rated Payload | 256 ton (US) | 327 ton (US) | - |
| Rated Gross Machine Weight | 851000 lb | 1150000 lb | - |
| Chassis Weight | 265639 lb | 426237 lb | - |
| Body Weight | 67682 lb | 64346 lb | - |
| Note (1) | Consult your tire manufacturer for maximum tire load | 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. | Chassis weight with full fuel and fluids, standard & mandatory attachments, hoist, body mounting group, rims, and tires | - |
| Note (3) | Refer to the Cat Mining Truck 10/10/20 Overload Policy for maximum gross machine weight limitations. | Refer to Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations. | - |
| Note (4) | - | Tier 4 Final / Stage V chassis weight: 426312 lb (193372 kg) | - |
Engine |
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| Gross Power - SAE J1995 | 2650 HP | 3500 HP | - |
| Net Power - SAE J1349 | 2478 HP | 3405 HP | - |
| Engine Model | Cat® C175-16 | Cat® C175-16 | - |
| Rated Speed | 1750 r/min | 1800 r/min | - |
| Emissions | Fuel Optimized | - | - |
| Bore | 6.9 in | 6.9 in | - |
| Stroke | 8.7 in | 8.7 in | - |
| Displacement | 5187 in³ | 5187 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. | Contact factory for high altitude configuration. | - |
| Note (2) | EPA Tier 4 Final / EU Stage V available for applicable markets. | Tier 4 / EU Stage V option available for regions that require these emissions standards. | - |
| Standard Gross Power - SAE J1995 | - | 3500 HP | - |
| Optional Gross Power - SAE J1995 | - | 3100 HP | - |
| Optional Gross Power - SAE J1995 (Option 2) | - | 2750 HP | - |
| Emissions Rating | - | Fuel Optimized | - |
| Note (3) | - | Tier 4 / EU Stage V engine option Net Power - SAE J1349: 3434 HP (2561 kW) | - |
Tires |
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| Standard Tires | 40.00 R57 | 53/80 R63 | - |
| Rims | 29" or 32" | 36" x 63" | - |
| Note | Quick Change Rims optional. | - | - |
| Note (1) | Extended life wheel stations optional. | Quick Change Rims optional. | - |
| Note (2) | Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities. | Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities. | - |
Suspension |
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| Type | Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments | - | - |
| Effective Cylinder Stroke - Front | 5.1 in | - | - |
| Effective Cylinder Stroke - Rear | 4.2 in | - | - |
| Rear axle - Oscillation | ±4.9 degrees | - | - |
Braking System |
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| Service Brakes | Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated | Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated | - |
| Front Wet Disc Brake Surface Area | 13921 in³ | 20378 in² | - |
| Rear - Wet Disc Brake Surface Area | 20847 in³ | 30750 in² | - |
| Standards | (Service and Secondary): ISO 3450:1996 | ISO 3450:2011 | - |
| Parking Brakes | Four-corner, Multi-disc, Spring Applied, Hydraulically Released | - | - |
| Load Brake | Rear service brakes | Rear service brakes | - |
| Note | Anti-Lock Brake System (ABS) optional with CMD package | - | - |
| Parking Brake | - | Four-corner, Multi-disc, Spring applied, Hydraulically Released | - |
| Dynamic Retarding Power - Continuous | - | 5480 HP | - |
Body Hoists |
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| Type | Twin, two-stage hydraulic cylinders with snubbing valve | - | - |
| Pump Flow - High Idle | 224 gal/min | - | - |
| Relief Valve Setting - Raise | 2955 psi | 3029 psi | - |
| Body Raise Time - High Idle | 19 s | 24 s | - |
| Body Lower Time - Float | 20 s | - | - |
| Body Power Down - High Idle | 17.5 s | - | - |
| Pump Flow - High Idle (HAA at 1,800 rpm) | - | 221 gal/min | - |
| Pump Flow - High Idle (LAA at 1,960 rpm) | - | 240 gal/min | - |
| High Idle Body Lower Time - Float | - | 20 s | - |
| Total Cycle Time | - | 44 s | - |
| Note (1) | - | Twin, two-stage hydraulic cylinders mounted inside main frame; double-acting cylinders in both stages. | - |
| Note (2) | - | Power raise in both stages; power down in both stages possible. | - |
| Note (3) | - | Automatic body-lower modulation reduces impact on frame. | - |
Cab |
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| Air Conditioning | Air Conditioning (HFC - 134A refrigerant): 24,300 Btu/hr | - | - |
| 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 and ISO 6396. | Rollover Protective Structure (ROPS) meets ISO 3471:2008 criteria for operator and ISO 13459:2012 for trainer. | - |
| 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. | Falling Object Protective Structure (FOPS) meets ISO 3449:2005 Level II for operator and ISO 13459:2012 Level II for trainer. | - |
Service Refill Capacities |
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| Fuel Tank | 750 gal (US) | 1300 gal (US) | - |
| Fuel Tank - Optional | 1300 gal (US) | - | - |
| Diesel Exhaust Fluid Tank | 62 gal (US) | 100 gal (US) | - |
| Cooling System | 284 gal (US) | 211 gal (US) | - |
| Crankcase | 82 gal (US) | 82 gal (US) | - |
| Rear Axle - Housing | 260 gal (US) | - | - |
| Steering System - Including Tank | 77 gal (US) | - | - |
| Brake Hoist System - Includes Tank | 347 gal (US) | - | - |
| Torque Converter - Transmission Sump | 27 gal (US) | - | - |
| Torque Converter/Transmission System - Including Sump | 55 gal (US) | - | - |
| Note (1) | DEF Tank only available for EPA Tier 4 engine option. | DEF Tank only available for EPA Tier 4 / EU Stage V engine option. | - |
| Final Drive - Each | - | 67 gal (US) | - |
| Hydraulic Tank | - | 296 gal (US) | - |
| Hydraulic System - Including Tank | - | 385 gal (US) | - |
Capacity - HP Body - 100% Fill Factor |
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| Struck | 112.6-151 m³ (147-197.5 yd³) | - | - |
| Heaped (SAE 2:1)* | 162-191 m³ (212-250 yd³) | - | - |
| Note (1) | Contact your local Cat dealer for body recommendation. | - | - |
| Note (2) | *ISO 6483:1980 | - | - |
Weight Distributions - Approximate |
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| Front Axle - Empty | 48 % | 49 % | - |
| Rear Axle - Empty | 52 % | 51 % | - |
| Front Axle - Loaded | 33 % | 33 % | - |
| Rear Axle - Loaded | 67 % | 67 % | - |
Transmission |
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| Forward - 1 | 8 mile/h | - | - |
| Forward - 2 | 10.8 mile/h | - | - |
| Forward - 3 | 14.8 mile/h | - | - |
| Forward - 4 | 19.9 mile/h | - | - |
| Forward - 5 | 27.1 mile/h | - | - |
| Forward - 6 | 37.3 mile/h | - | - |
| Reverse | 7.3 mile/h | - | - |
| Top Speed - Loaded | 37.3 mile/h | - | - |
Final Drives |
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| Differential Ratio | 1.8:1 | - | - |
| Planetary Ratio | 16:01 | - | - |
| Total Reduction Ratio | 26.8:1 | 35:01:00 | - |
Brakes |
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| Brake Surface - Front | 13921 in² | - | - |
| Brake Surface - Rear | 20847 in² | - | - |
| Standards | J-ISO 3450 JAN88, ISO 3450:1996 | - | - |
Capacity - MSD II - 100% Fill Factor |
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| Struck | 112-142 m³ (146-186 yd³) | - | - |
| Heaped (SAE 2:1) | 159-190 m3 (209-250 yd3) | - | - |
| Note | Contact your local Cat dealer for body recommendation. | - | - |
ROPS |
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| ROPS Standards | ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:1994 ROPS criteria. | - | - |
| FOPS Standards | FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II FOPS criteria. | - | - |
Sound |
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| Sound Standards | The operator sound pressure level measured according to work cycle procedures specified in ISO 6394 and 6396 is 76 dB(A) for cab offered by Caterpillar, when properly installed and maintained and tested with doors and windows closed. | - | - |
| Sound Standards (1) | 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. | The operator sound pressure level measured according to work cycle procedures specified in ISO 6394 and 6396 is 75 dB(A) for cab offered by Caterpillar when properly installed, 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. | - |
Steering |
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| Steer Angle | 36 ° | 39 ° | - |
| Turning Diameter - Front | 93.2 ft | - | - |
| Steering Standards | SAE J15111 OCT90, ISO 5010:1992 | ISO 5010:2007 | - |
| Note | - | Gross Machine Operating Weight is 521 631 kg (1,150,000 lb). | - |
AC Drive System |
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| Total Reduction Ratio | - | 35:01:00 | - |
| Top Speed - Loaded | - | 37 mile/h | - |
| Generator/Alternator | - | Brushless, engine mounted, dual bearing | - |
| Controls | - | IGBT Inverter Technology, air cooled, pressurized cabinet with filtration | - |
| Wheel Motor | - | High-torque AC induction, rear axle mounted | - |
| Cooling System | - | Variable speed, hydraulically driven cooling system | - |
Capacity - HE Body - 100% fill factor |
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| Struck | - | 108-133 m³ (142-175 yd³) | - |
| Heaped (SAE 2:1) | - | 180-222 m³ (236-290 yd³) | - |
| Dump Body Plate Thickness Varies Depending on Body Selection - Floor Plate | - | 0.63 in | - |
| Dump Body Plate Thickness Varies Depending on Body Selection - Front Plate | - | 0.35 in | - |
| Dump Body Plate Thickness Varies Depending on Body Selection - Side Plate | - | 0.31 in | - |
| Dump Body Plate Thickness Varies Depending on Body Selection - Canopy Plate | - | 0.2 in | - |
| Note | - | Contact your local Cat dealer for body recommendations. | - |
Dimensions (Approximate) |
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| Height - Top of ROPS | - | 22.25 ft | - |
| Overall Length | - | 50.75 ft | - |
| Wheel Base | - | 21.83 ft | - |
| Rear Axle - Tail | - | 15.5 ft | - |
| Ground Clearance | - | 2.67 ft | - |
| Dump Clearance | - | 3 ft | - |
| Loading Height - Empty | - | 22.92 ft | - |
| Overall Height - Body Raised | - | 48.42 ft | - |
| Centerline Front Tire Width | - | 23 ft | - |
| Front Axle Clearance | - | 3.17 ft | - |
| Canopy Width (without optional rock deflectors) | - | 29.75 ft | - |
| Outside Body Width | - | 29.75 ft | - |
| Inside Body Width | - | 28.08 ft | - |
| Front Canopy Height | - | 26.33 ft | - |
| Rear Axle - Clearance | - | 3.08 ft | - |
| Centerline of Rear Dual Tire Width | - | 18.75 ft | - |
| Overall Tire Width | - | 28.67 ft | - |
| Overall Canopy Width | - | 31.5 ft | - |
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