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798 AC Electric Drive Mining Truck
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Weights |
| LRC Bare Chassis Weight without Hoist |
75118 lb |
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| LRC Bare Chassis Weight with Hoist |
76326 lb |
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| LRC Gross Vehicle Weight (Target) without Hoist |
246503 lb |
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| LRC Gross Vehicle Weight (Target) with Hoist |
246503 lb |
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| HRC Bare Chassis Weight without Hoist |
76573 lb |
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| HRC Bare Chassis Weight with Hoist |
77781 lb |
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| HRC Gross Vehicle Weight (Target) without Hoist |
246503 lb |
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| HRC Gross Vehicle Weight (Target) with Hoist |
246503 lb |
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| Note |
LRC model is offered for lesser regulated countries. HRC model is offered for highly regulated countries. U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. |
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ROPS |
| Tractor ROPS |
85288 lb |
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| ROPS Standards |
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ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:1994 ROPS criteria. |
| FOPS Standards |
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FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II FOPS criteria. |
Operating Specifications |
| Nominal Water Tank Capacity |
15000 gal (US) |
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Steering |
| Steering Standards |
ISO 5010:2007 |
Steering Standards: ISO 5010:2007 |
SAE J15111 OCT90, ISO 5010:1992 |
| Steer Angle |
31 ° |
39 ° |
36 ° |
| Turning Diameter |
77.1 ft |
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| Turning Circle - Clearance Diameter |
85.6 ft |
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| Turning Diameter - Front |
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106.3 ft |
93.2 ft |
| Note |
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Turning Diameter (ISO 7457:1997) |
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Engine |
| Engine Model |
Cat® C27 |
Cat® C175-16 |
Cat® C175-16 |
| Gross Power - SAE J1995 |
825 HP |
3500 HP |
2650 HP |
| Rated Net Power - SAE J1349 |
683 HP |
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| Bore |
5.4 in |
6.9 in |
6.9 in |
| Stroke |
6 in |
8.7 in |
8.7 in |
| Displacement |
1648 in³ |
5187 in³ |
5187 in³ |
| Note |
Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator. Specifications shown are for LRC model. |
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| Net Power - SAE J1349 |
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3405 HP |
2478 HP |
| Optional Gross Power - SAE J1995 |
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3100 HP |
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| Rated Speed |
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1800 r/min |
1750 r/min |
| Emissions Rating |
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Fuel Optimized |
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| Note (1) |
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Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator. |
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) |
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U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. |
EPA Tier 4 Final / EU Stage V available for applicable markets. |
| Note (3) |
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Additional fuel optimized selectable power ratings: 2312 kW / 3,100 hp |
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| Emissions |
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Fuel Optimized |
Transmission |
| Forward - 1 |
6.6 mile/h |
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8 mile/h |
| Forward - 2 |
9.3 mile/h |
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10.8 mile/h |
| Forward - 3 |
12.6 mile/h |
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14.8 mile/h |
| Forward - 4 |
16.8 mile/h |
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19.9 mile/h |
| Forward - 5 |
22.8 mile/h |
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27.1 mile/h |
| Forward - 6 |
30.7 mile/h |
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37.3 mile/h |
| Forward - 7 |
41.6 mile/h |
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| Reverse |
8.7 mile/h |
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7.3 mile/h |
| Note |
Maximum travel speeds with standard 24.00R35 (E4) tires |
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| Top Speed - Loaded |
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37.3 mile/h |
Brakes |
| Brake Surface - Front |
257 in² |
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13921 in² |
| Brake Surface - Rear |
9497 in² |
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20847 in² |
| Standards |
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J-ISO 3450 JAN88, ISO 3450:1996 |
Service Refill Capacities |
| Fuel Tank Capacity |
210 gal (US) |
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| Cooling System |
45 gal (US) |
211 gal (US) |
284 gal (US) |
| Crankcase |
24 gal (US) |
82 gal (US) |
82 gal (US) |
| Differential - Final Drives |
38 gal (US) |
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| Steering System - Including Tank |
14 gal (US) |
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77 gal (US) |
| Brake/Hoist Hydraulic Tank |
46.5 gal (US) |
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| Brake Hoist System |
85 gal (US) |
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| Fuel Tank |
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1300 gal (US) |
750 gal (US) |
| Fuel Tank (Tier 4) |
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1200 gal (US) |
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| Diesel Exhaust Fluid Tank |
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100 gal (US) |
62 gal (US) |
| Final Drive - Each |
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67 gal (US) |
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| Hydraulic System - Including Tank |
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385 gal (US) |
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| Hydraulic Tank |
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296 gal (US) |
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| Grease Tank |
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90 lb |
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| Note (1) |
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DEF Tank only available for U.S. EPA Tier 4 Final / EU Stage V engine option |
DEF Tank only available for EPA Tier 4 engine option. |
| Fuel Tank - Optional |
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1300 gal (US) |
| Rear Axle - Housing |
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260 gal (US) |
| Brake Hoist System - Includes Tank |
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347 gal (US) |
| Torque Converter - Transmission Sump |
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27 gal (US) |
| Torque Converter/Transmission System - Including Sump |
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55 gal (US) |
Weights - Approximate |
| Nominal Rated Payload |
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410 ton (US) |
256 ton (US) |
| Rated Gross Machine Weight |
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1375000 lb |
851000 lb |
| Chassis Weight |
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453826 lb |
265639 lb |
| Body Weight Range |
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38 833 - 43 275 kg (85,611 - 95,406 lb) |
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| Note (1) |
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Consult your tire manufacturer for maximum tire load. |
Consult your tire manufacturer for maximum tire load |
| Note (2) |
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Chassis weight with 100% fuel, 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) |
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Body weight varies depending on how body is equipped. |
Refer to the Cat Mining Truck 10/10/20 Overload Policy for maximum gross machine weight limitations. |
| Body Weight |
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67682 lb |
Service Refill Capacities - High Altitude Only |
| Fuel Tank |
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2000 gal (US) |
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| Cooling System |
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273 gal (US) |
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| Crankcase |
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124 gal (US) |
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| Hydraulic Tank |
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273 gal (US) |
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| Hydraulic System (includes tank) |
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342 gal (US) |
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AC Drive System |
| Total Reduction Ratio |
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35:01:00 |
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| Top Speed - Loaded |
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40 mile/h |
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| Generator/Alternator |
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Brushless, engine mounted, dual bearing |
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| Controls |
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IGBT Inverter Technology, air cooled, pressurized cabinet with filtration |
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| Wheel Motor |
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Cat high-torque AC induction, rear axle mounted |
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| Cooling System |
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Cat variable speed, hydraulically driven cooling system |
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Braking System |
| Service Brakes |
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Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated |
Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated |
| Front Wet Disc Brake Surface Area |
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22642 in² |
13921 in³ |
| Rear - Wet Disc Brake Surface Area |
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32730 in² |
20847 in³ |
| Standards |
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Service and Secondary: ISO 3450:2011 |
(Service and Secondary): ISO 3450:1996 |
| Electric Retarding |
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Radial Grid Design |
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| Dynamic Retarding Power - Continuous |
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5480 HP |
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| Parking Brakes |
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Four-corner, Multi-disc, Spring Applied, Hydraulically Released |
Four-corner, Multi-disc, Spring Applied, Hydraulically Released |
| Load Brake |
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Rear service brakes |
Rear service brakes |
| Note |
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Anti-Lock Brake System (ABS) optional with CMD package |
Anti-Lock Brake System (ABS) optional with CMD package |
Weight Distributions - Approximate |
| Front Axle - Empty |
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47 % |
48 % |
| Rear Axle - Empty |
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53 % |
52 % |
| Front Axle - Loaded |
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33 % |
33 % |
| Rear Axle - Loaded |
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67 % |
67 % |
| Note |
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Weight distributions optimized with Cat body. |
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Capacity - HE Body - 100% fill factor |
| Struck |
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129-200 m³ (168-261 yd³) |
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| Heaped (SAE 2:1) |
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218-276 m³ (285-361 yd³) |
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| Note |
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Contact your local Cat dealer for body recommendations. |
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Body Hoists |
| Type |
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Twin, two-stage hydraulic cylinders with snubbing valve. |
Twin, two-stage hydraulic cylinders with snubbing valve |
| Pump Flow - High Idle |
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257.3 gal/min |
224 gal/min |
| Relief Valve Setting - Raise |
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3029 psi |
2955 psi |
| Body Raise Time - High Idle |
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21 s |
19 s |
| Body Lower Time - Float |
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22 s |
20 s |
| Body Power Down- High Idle |
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17.5 s |
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| Note (1) |
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Twin, two-stage hydraulic cylinders mounted outside main frame; double-acting cylinders in both stages. |
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| Note (2) |
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Power raise in both stages; power down capability in both stages. |
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| Note (3) |
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Automatic body-lower modulation reduces impact on frame. |
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| Body Power Down - High Idle |
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17.5 s |
Suspension |
| Type |
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Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments |
Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments |
| Effective Cylinder Stroke - Front |
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10 in |
5.1 in |
| Effective Cylinder Stroke - Rear |
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5 in |
4.2 in |
| Rear axle - Oscillation |
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±4.9 degrees |
Cab |
| Air Conditioning |
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HFC - 134A refrigerant: 21,600 Btu/h |
Air Conditioning (HFC - 134A refrigerant): 24,300 Btu/hr |
| Heater / Defroster |
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24600 Btu/h |
38900 Btu/h |
| Note |
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Ambient capabilities down to -15C (5F) for heater/defroster and up to 50C (122F) for air conditioning. |
Ambient capabilities down to -30C (-22F) for heater/defroster and up to 50C (122F) for air conditioning. |
| ROPS Standards (1) |
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ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer. |
The operator sound pressure level, 76 dB(A), complies with ISO 6394 and ISO 6396. |
| FOPS Standards |
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FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II for Operator and ISO 13459:2012 Level II for Trainer. |
FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II criteria. |
| ROPS Standards (2) |
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ROPS (Rollover Protective Structure) meets ISO 3471:1994 criteria. |
Engine - High Altitude Only |
| Engine Model |
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Cat® C175-20 |
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| Gross Power SAE J1995:2014 |
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4150 HP |
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| Net Power - SAE J1349:2011 |
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4000 HP |
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| Rated Speed |
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1750 r/min |
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| Emissions Rating |
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Fuel Optimized |
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| Bore |
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6.9 in |
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| Stroke |
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8.7 in |
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| Displacement |
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6469 in³ |
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| Note 1 |
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Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator. |
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| Note 2 |
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Additional fuel optimized selectable power rating: 2983 kW / 4,000 hp |
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Tires |
| Rims |
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44" x 63" Rims |
29" or 32" |
| Standard Tires |
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59/80 R63 |
40.00 R57 |
| Note (1) |
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Quick Change Rims optional. |
Extended life wheel stations optional. |
| Note (2) |
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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. |
| Note |
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Quick Change Rims optional. |
Dimensions (Approximate) |
| Height - Top of ROPS |
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22.1 ft |
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| Overall Length |
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51.44 ft |
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| Wheel Base |
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21.9 ft |
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| Rear Axle - Tail |
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16.07 ft |
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| Dump Clearance - Empty |
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5.72 ft |
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| Loading Height - Empty |
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25.54 ft |
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| Overall Height - Body Raised |
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48.85 ft |
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| Centerline Front Tire Width |
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23.06 ft |
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| Front Axle Clearance - Loaded |
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2.81 ft |
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| Overall Canopy Width (with rock deflectors) |
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33.15 ft |
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| Outside Body/Canopy Width (without rock deflectors) |
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31.62 ft |
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| Inside Body Width |
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29.44 ft |
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| Front Canopy Height - Empty |
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26.01 ft |
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| Rear Axle Clearance - Loaded |
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2.8 ft |
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| Centerline of Rear Dual Tire Width |
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19.5 ft |
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| Overall Tire Width - Empty |
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30.27 ft |
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| Overall Length (High Altitude only) |
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51.87 ft |
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| Note |
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Dimensions listed includes canopy deflectors |
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Sound |
| Sound Standards |
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The operator sound pressure level, 75 dB(A), measured according to ISO 6394:2008 and ISO 6396:2008. |
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) |
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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. |
Capacity - HP Body - 100% Fill Factor |
| Struck |
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112.6-151 m³ (147-197.5 yd³) |
| Heaped (SAE 2:1)* |
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162-191 m³ (212-250 yd³) |
| Note (1) |
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Contact your local Cat dealer for body recommendation. |
| Note (2) |
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*ISO 6483:1980 |
Final Drives |
| Differential Ratio |
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1.8:1 |
| Planetary Ratio |
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16:01 |
| Total Reduction Ratio |
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26.8:1 |
Capacity - MSD II - 100% Fill Factor |
| Struck |
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112-142 m³ (146-186 yd³) |
| Heaped (SAE 2:1) |
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159-190 m3 (209-250 yd3) |
| Note |
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Contact your local Cat dealer for body recommendation. |
